Connector, connector assembly and battery device

Abstract

The utility model provides a connector, a connector assembly and a battery device, the connector comprises a connector rubber core and at least one first conductive terminal, the connector rubber core is provided with at least one first mounting hole, and the first mounting hole penetrates through two ends of the connector rubber core along the length direction of the connector. The first conductive terminal is positioned in the first mounting hole, the outer peripheral surface of the first conductive terminal is provided with a first barb, and the first barb abuts against the inner peripheral surface of the first mounting hole. The first conductive terminal comprises a first plugging part and a second plugging part which are located at two opposite ends of the first conductive terminal. The first inserting part is used for being connected with one external connecting base in an inserted mode, and the second inserting part is used for being connected with the other external connecting base in an inserted mode. The connector occupies a small space of the battery device, and the connector is convenient to maintain.

Description

TECHNICAL FIELD

[0001] The present application relates to a connector, in particular to a connector, a connector assembly provided with the connector, and a battery device provided with the connector assembly. BACKGROUND

[0002] In the field of batteries, it is necessary to connect a connector with an electric core of a battery, so that the battery can be charged or discharged. In the current market, one end of a conductive terminal of a connector is provided with a plug-in part for plugging in an external electrical device of the battery, and the opposite end of the conductive terminal is provided with a solder cup, and one end of a wire is soldered to the solder cup, and the other end of the wire extends into the battery and is electrically connected to the electric core. The presence of the wire occupies a lot of space inside the battery. In addition, when the connector needs to be repaired, the wire will interfere with the repair, making it inconvenient to repair. CONTENT OF THE UTILITY MODEL

[0003] The present application provides a connector, a connector assembly and a battery device.

[0004] The present application provides a connector, which comprises a connector rubber core and at least one first conductive terminal. The connector rubber core is provided with at least one first mounting hole, and the first mounting hole penetrates through the two ends of the connector rubber core along the length direction of the connector. The first conductive terminal is positioned in the first mounting hole, and the outer peripheral surface of the first conductive terminal is provided with a first barb, which abuts against the inner peripheral surface of the first mounting hole. The first conductive terminal comprises a first plug-in part and a second plug-in part at opposite ends thereof. The first plug-in part is used for plugging in one external connecting seat, and the second plug-in part is used for plugging in another external connecting seat.

[0005] The present application also provides a connector assembly, which comprises a connecting seat and a connector. The connecting seat is plugged in the connector to realize electrical connection.

[0006] The present application also provides a battery device, which comprises an electric core, a circuit board and a connector assembly. The circuit board is electrically connected to the electric core, and the circuit board is provided with a conductive contact pad. The third conductive terminal of the connecting seat is connected to the conductive contact pad.

[0007] The connector of the present application can be directly plugged in the connecting seat on the circuit board by providing the first plug-in part and the second plug-in part at the two ends of the first conductive terminal. Compared with the scheme that one end of the conductive terminal is provided with a plug-in part, the opposite end of the conductive terminal is provided with a solder cup, one end of a wire is soldered to the solder cup, and the other end of the wire is electrically connected to the circuit board, the connector of the present application can omit the wire, and has a simple structure and a small size. When the connector is used in a battery device, it occupies a smaller space in the battery device. At the same time, when the connector needs to be repaired, the connector is pulled out and then repaired, and there is no interference of the wire, so that the repair is more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0008] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments. Obviously, the drawings described in the following embodiments are some of the present application, and other drawings can also be obtained by those skilled in the art without any creative labor on the basis of these drawings.

[0009] Figure 1 Figure 1 is a structural schematic diagram of a battery device provided by the first embodiment of the present application.

[0010] Figure 2 Figure 2 is a schematic diagram of the connector assembly of the battery device in Figure 1 and the assembly state of the circuit board. Figure 1

[0011] Figure 3 Figure 3 is an enlarged schematic diagram of the connector of the connector assembly in Figure 2. Figure 2

[0012] Figure 4 Figure 4 is an exploded view of the connector in Figure 3. Figure 3

[0013] Figure 5 Figure 5 is an enlarged schematic diagram of the connecting seat of the connector assembly in Figure 2. Figure 2

[0014] Figure 6 Figure 6 is an exploded view of the connecting seat in Figure 5. Figure 5

[0015] Figure 7 Figure 7 is one of the sectional views of the connector in Figure 2. Figure 3

[0016] Figure 8 Figure 8 is an enlarged view of the connector core in Figure 2. Figure 4

[0017] Figure 9 Figure 9 is an enlarged view of the second fixing part of the connector core in Figure 8. Figure 4

[0018] Figure 10 Figure 10 is an enlarged view of the first conductive terminal in Figure 2. Figure 4

[0019] Figure 11 Figure 11 is an enlarged view of the second conductive terminal in Figure 2. Figure 4

[0020] Figure 12 Figure 12 is one of the sectional views of the connecting seat in Figure 2. Figure 5

[0021] ​​​​​​​​​​​Figure 13 is Figure 5 is an enlarged perspective view of the base in

[0022] Figure 14 is Figure 5 is an enlarged perspective view of the third conductive terminal in

[0023] Figure 15 is Figure 5 is an enlarged perspective view of the fourth conductive terminal in

[0024] Figure 16 is Figure 2 is an enlarged perspective view of the circuit board in

[0025] Figure 17 is Figure 2 is a cross-sectional view of the connector assembly and the circuit board in

[0026] Figure 18 is Figure 2 is an enlarged perspective view of the circuit board in another embodiment in

[0027] Figure 19 is Figure 18 is an enlarged perspective view of the circuit board in another view in

[0028] Figure 20 is Figure 3 is a cross-sectional view of the connector in a second embodiment in

[0029] Figure 21 is Figure 5 is a cross-sectional view of the connector housing in a second embodiment in

[0030] Figure 22 is Figure 3 is a cross-sectional view of the connector in a third embodiment in

[0031] Figure 23 is Figure 5 is a cross-sectional view of the connector housing in a third embodiment in

[0032] Explanation of Major Reference Numerals:

[0033] 1-battery device, 1000-connector assembly, 100-connector, 110-connector glue core, 111-glue filling cavity, 1111-bonding groove, 112-glue filling hole, 113-first mounting hole, 1131-first sub-hole, 1132-second sub-hole, 114-second mounting hole, 1141-third sub-hole, 1142-fourth sub-hole, 115-first limiting groove, 116-second limiting groove, 117-first fixing part, 1171-mating cavity, 1172-mating cylinder, 1173-first anti-fool face, 1174-first positioning hole, 118-second fixing part, 1181-fixed end, 1182-plug end, 1183-second anti-fool face, 1184-first positioning column, 120-first conductive terminal, 121-first intermediate part, 1211-first glue containing groove, 122-first plug-in part, 1221-first plug-in hole, 1222-first limiting protrusion, 1223-first barb, 1224-crown spring, 123-second plug-in part, 1231-second plug-in hole, 1232-first elastic sheet, 1233-first plug-in column, 130-second conductive terminal, 131-second intermediate part, 1311-second glue containing groove, 132-first connecting part, 1321-third plug-in hole, 1322-second elastic sheet, 1323-second limiting protrusion, 133-second connecting part, 1331-fourth plug-in hole, 1332-third elastic sheet, 1333-second plug-in column, 1334-abutment end, 200-connection seat, 210-base, 211-plug-in cavity, 212-glue filling groove, 213-third mounting hole, 2131-third limiting groove, 214-fourth mounting hole, 2141-fourth limiting groove, 215-second positioning column, 216-fixing piece, 220-third conductive terminal, 221-third intermediate part, 2211-third limiting protrusion, 2212-third barb, 222-third connecting part, 2221-fifth plug-in hole, 2222-fourth elastic sheet, 2223-wire, 223-fourth connecting part, 230-fourth conductive terminal, 231-fourth intermediate part, 2311-fourth limiting protrusion, 2312-fourth barb, 232-fifth connecting part, 2321-sixth plug-in hole, 2322-fifth elastic sheet, 2323-spring needle, 233-sixth connecting part, 2000-circuit board, 2100-conductive contact disc, 2101-first conductive contact disc, 2102-second conductive contact disc, 2200-clamping hole, 2300-second positioning hole, 2400-first fixing hole, 2500-second fixing hole, 3000-housing, 4000-electric core. DETAILED DESCRIPTION

[0034] With reference to the drawings and the embodiments described herein, it will be understood that the application is not limited in its application to the details of construction, the arrangements of the components, and the arrangement of the steps set forth in the description or illustrated in the drawings. The application is capable of other embodiments and of being practiced or being carried out in various ways. Examples of the application will be set forth in the description which follows, and in part will be apparent from the description, or can be learned by practice of the application. The examples of the application disclosed herein are meant to be illustrative only and merely set forth the best modes contemplated by the inventors of carrying out the application.

[0035] It is noted that the use of the term "example" or "implementation" herein means that the particular feature, structure, or characteristic being discussed can be included in at least one embodiment of the application. The appearing of this phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are they necessarily mutually exclusive of one another. It is explicitly contemplated that embodiments described herein can be combined with each other, unless otherwise explicitly stated.

[0036] The terms "first", "second", and the like, as used herein do not imply any relative importance or do not imply the number of the indicated technical characteristics. Thus, features limited by "first", "second" can explicitly or implicitly include one or more of the features. In the description of the application, the meaning of "a plurality of" is two or more, unless otherwise explicitly specified and limited. In the description of the application, it should be noted that, unless otherwise explicitly specified and limited, the terms "mount", "connect", "connect", "set on" should be understood broadly, for example, it can be fixedly connected, or detachably connected, or integrally connected; it can be mechanically connected; it can be directly connected, or indirectly connected through an intermediate medium; it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the application can be understood according to the specific circumstances.

[0037] Reference should be made to Figure 1The first embodiment of the application provides a battery device 1, which comprises a connector assembly 1000, a circuit board 2000, a shell 3000 and a battery cell 4000. The battery cell 4000 and the circuit board 2000 are arranged in the shell 3000, and the circuit board 2000 is electrically connected with the battery cell 4000. The connector assembly 1000 comprises a connector 100 and a connecting seat 200. The connecting seat 200 is mounted on the circuit board 2000, and the connecting seat 200 is electrically connected with the circuit board 2000. The connector 100 is connected with the shell 3000, one end of the connector 100 is inserted into the connecting seat 200 to realize electrical connection, and the other end of the connector 100 is exposed outside the shell 3000, which is used to be inserted into an electrical device outside the battery device 1 to realize charging or discharging of the battery device 1. The connector and the connector assembly of the embodiment can be widely applied to various types of vehicles, communication, computer and other consumer electronics, industry, transportation and other fields. For example, it can be used as a key component on the battery of a new energy vehicle, an electric bicycle, an electric motorcycle, an electric scooter, an electric tool and the like, and its application is very wide and not limited to the examples.

[0038] In some embodiments, referring to Figures 2-6 The connector 100 comprises a connector rubber core 110, at least one first conductive terminal 120 and at least one second conductive terminal 130. The first conductive terminal 120 and the second conductive terminal 130 are arranged in the connector rubber core 110. In the X-axis direction, one end of the first conductive terminal 120 is used to be inserted into one of the external connecting seats, and the opposite end of the first conductive terminal 120 is used to be inserted into the other external connecting seat. One end of the second conductive terminal 130 is used to be inserted into one of the external connecting seats, and the opposite end of the second conductive terminal 130 is used to be inserted into the other external connecting seat. The connecting seat 200 comprises a base 210, at least one third conductive terminal 220 and at least one fourth conductive terminal 230. The third conductive terminal 220 and the fourth conductive terminal 230 are arranged in the base 210. It can be understood that the X-axis direction is parallel to the direction in which the connector 100 is inserted into or pulled out of the connecting seat 200, that is, the length direction of the connector 100 is the X-axis direction.

[0039] In the X-axis direction, one end of the third conductive terminal 220 is electrically connected with the circuit board 2000, the other end of the third conductive terminal 220 is inserted into one end of the first conductive terminal 120, and the end of the first conductive terminal 120 away from the third conductive terminal 220 is used to be electrically connected with an electrical device outside the battery device 1. One end of the fourth conductive terminal 230 is electrically connected with the circuit board 2000, the other end of the fourth conductive terminal 230 is electrically connected with one end of the second conductive terminal 130, and the end of the second conductive terminal 130 away from the fourth conductive terminal 230 is used to be electrically connected with an electrical device outside the battery device 1.

[0040] The number of the first conductive terminals 120 on the connector 100 is consistent with the number of the third conductive terminals 220 on the connector housing 200. The first conductive terminals 120 and the third conductive terminals 220 can be power terminals or signal terminals. In the present embodiment, the first conductive terminals 120 and the third conductive terminals 220 are both power terminals, and the number of the first conductive terminals 120 is two, one of which is a positive terminal and the other of which is a negative terminal, and the number of the third conductive terminals 220 is two, one of which is a positive terminal and the other of which is a negative terminal. In other embodiments, the number of the first conductive terminals 120 and the number of the third conductive terminals 220 can be one, three or more.

[0041] The number of the second conductive terminals 130 on the connector 100 is consistent with the number of the fourth conductive terminals 230 on the connector housing 200. The second conductive terminals 130 and the fourth conductive terminals 230 can be power terminals or signal terminals. In the present embodiment, the second conductive terminals 130 and the fourth conductive terminals 230 are both signal terminals, and the number of the second conductive terminals 130 and the number of the fourth conductive terminals 230 are both six. In other embodiments, the number of the second conductive terminals 130 and the number of the fourth conductive terminals 230 can be one, two, three, four, five, seven or more.

[0042] In other embodiments, the second conductive terminals 130 and the fourth conductive terminals 230 can be omitted. The first conductive terminals 120 and the third conductive terminals 220 serve as power terminals, and electrically transmit between each other. Alternatively, the first conductive terminals 120 and the third conductive terminals 220 serve as signal terminals, and signal transmit between each other.

[0043] In some embodiments, referring to Figures 7-8 The connector core 110 is provided with a glue filling cavity 111, a glue filling hole 112, at least one first mounting hole 113, at least one second mounting hole 114, a first limiting groove 115, and a second limiting groove 116. The glue filling cavity 111 is arranged inside the connector core 110, and a combination groove 1111 is arranged on the cavity side of the glue filling cavity 111, which is in communication with the glue filling cavity 111. The glue filling hole 112 communicates the glue filling cavity 111 with the outside of the connector core 110.

[0044] The first mounting hole 113 penetrates both ends of the connector rubber core 110 along the X-axis direction, and the first mounting hole 113 is in communication with the glue pouring cavity 111. In the embodiment, the number of the first mounting hole 113 is two, and in other embodiments, the number of the first mounting hole 113 can be one, three, and the like. The second mounting hole 114 penetrates both ends of the connector rubber core 110 along the X-axis direction, and the second mounting hole 114 is in communication with the glue pouring cavity 111. In the embodiment, the number of the second mounting hole 114 is six, and in other embodiments, the number of the second mounting hole 114 can be one, two, three, four, five, seven, and the like. It can be understood that the Y-axis direction is perpendicular to the X-axis direction.

[0045] The first limiting groove 115 is an annular groove, and the first limiting groove 115 is arranged on the inner circumferential surface of the first mounting hole 113. The first limiting groove 115 surrounds the inner circumferential surface of the first mounting hole 113 once. In the embodiment, the number of the first limiting groove 115 is one. In other embodiments, the number of the first limiting groove 115 is two, three, and the like. The second limiting groove 116 is an annular groove, and the second limiting groove 116 is arranged on the inner circumferential surface of the second mounting hole 114. In the embodiment, the number of the second limiting groove 116 is two, each of the second limiting grooves 116 surrounds the inner circumferential surface of the second mounting hole 114 once, and the two second limiting grooves 116 are arranged in the X-axis direction. In other embodiments, the number of the second limiting groove 116 is one, three, and the like.

[0046] In some embodiments, continuing to refer to Figure 7 , Figure 8 and Figure 9 , the connector rubber core 110 includes a first fixed part 117 and a second fixed part 118 located at opposite ends thereof, and the first fixed part 117 and the second fixed part 118 are fixedly connected along the X-axis direction. Specifically, the side of the first fixed part 117 facing the second fixed part 118 is provided with a matching barrel 1172, and the matching barrel 1172 is provided with a matching cavity 1171 along the axial direction thereof. The second fixed part 118 includes a fixed end 1181 and a plug-in end 1182, and the fixed end 1181 and the plug-in end 1182 are fixedly connected along the X-axis direction. In the embodiment, the fixed end 1181 can be inserted into the matching cavity 1171 of the matching barrel 1172, and the end face of the fixed end 1181 facing the first fixed part 117 abuts against the cavity bottom face of the matching cavity 1171.

[0047] The glue filling cavity 111, the combination groove 1111 and the glue filling hole 112 are all arranged on the second fixing part 118. Specifically, the fixing end 1181 is a fixing cylinder, and the inner cavity of the fixing end 1181 is the glue filling cavity 111, that is, the glue filling cavity 111 is arranged on the end surface of the fixing end 1181 of the second fixing part 118 facing the first fixing part 117. It can be understood that the end surface of the second fixing part 118 facing the first fixing part 117 is provided with the glue filling cavity 111. The combination groove 1111 penetrates the cavity side surface of the glue filling cavity 111 and the outer peripheral surface of the fixing end 1181, and the glue filling hole 112 penetrates the cavity bottom surface of the glue filling cavity 111 and the end surface of the fixing end 1181 facing the plug-in end 1182.

[0048] Preferably, a first fool-proof surface 1173 is arranged on the peripheral wall of the matching cylinder 1172, and a second fool-proof surface 1183 is arranged on the peripheral wall of the fixing end 1181. When the fixing end 1181 is plugged into the matching cavity 1171, the first fool-proof surface 1173 cooperates with the second fool-proof surface 1183 to avoid incorrect plugging of the fixing end 1181 and the matching cylinder 1172, and to improve the plugging efficiency.

[0049] Optionally, the matching cylinder 1172 and the fixing end 1181 can also be positioned by cooperation of a first positioning column 1184 and a first positioning hole 1174. The first positioning column 1184 is arranged on one of the first fixing part 117 and the second fixing part 118, and the first positioning hole 1174 is arranged on the other one of the first fixing part 117 and the second fixing part 118. In this embodiment, the second fixing part 118 is provided with the first positioning column 1184 protruding towards the glue filling cavity 111, the first positioning column 1184 extends along the axial direction parallel to the fixing end 1181, the first fixing part 117 is provided with the first positioning hole 1174 along the axial direction parallel to the matching cylinder 1172, and the first positioning hole 1174 is communicated with the matching cavity 1171. When the fixing end 1181 is plugged into the matching cavity 1171, the first positioning column 1184 is positioned in the first positioning hole 1174.

[0050] The first mounting hole 113 includes a first sub-hole 1131 and a second sub-hole 1132 that are interconnected. The first sub-hole 1131 is provided on the first fixing portion 117. An end of the first sub-hole 1131 facing away from the second sub-hole 1132 passes through the first fixing portion 117, that is, the first sub-hole 1131 passes through the bottom surface of the mating cavity 1171 and the end surface of the first fixing portion 117 facing away from the mating cavity 1171 along the X-axis direction; the second sub-hole 1132 is provided on the second fixing portion 118. An end of the second sub-hole 1132 facing away from the first sub-hole 1131 passes through the second fixing portion 118. That is, the second sub-hole 1132 passes through the bottom surface of the glue potting cavity 111 of the fixing end 1181 and the end surface of the plug-in end 1182 facing away from the glue potting cavity 111 along the X-axis direction, and the second sub-hole 1132 is connected to the glue potting cavity 111. Among them, along the X-axis direction, the first sub-hole 1131, the glue-filling cavity 111 and the second sub-hole 1132 are arranged in sequence and connected, and the first sub-hole 1131 and the second sub-hole 1132 are coaxial and connected.

[0051] The second mounting hole 114 includes a third sub-hole 1141 and a fourth sub-hole 1142 that are interconnected. The third sub-hole 1141 is provided in the first fixing portion 117. An end of the third sub-hole 1141 facing away from the fourth sub-hole 1142 passes through the first fixing portion 117, that is, the third sub-hole 1141 passes through the bottom surface of the mating cavity 1171 and the end surface of the first fixing portion 117 facing away from the mating cavity 1171 along the X-axis direction. The fourth sub-hole 1142 is provided in the second fixing portion 118. An end of the fourth sub-hole 1142 facing away from the third sub-hole 1141 passes through the second fixing portion 118. That is, the fourth sub-hole 1142 passes through the bottom surface of the glue potting cavity 111 of the fixing end 1181 and the end surface of the plug-in end 1182 facing away from the glue potting cavity 111 along the X-axis direction. The fourth sub-hole 1142 is connected to the glue potting cavity 111. Among them, along the X-axis direction, the third sub-hole 1141, the glue potting cavity 111 and the fourth sub-hole 1142 are arranged in sequence and connected, and the third sub-hole 1141 and the fourth sub-hole 1142 are coaxial and connected.

[0052] The first limiting groove 115 is provided on the inner circumference of the first sub-hole 1131. In other embodiments, the first limiting groove 115 can also be provided on the inner circumference of the second sub-hole 1132. One of the second limiting grooves 116 is provided on the inner circumference of the third sub-hole 1141, and the other second limiting groove 116 is provided on the inner circumference of the fourth sub-hole 1142.

[0053] In other embodiments, the matching cavity 1171 is arranged at the end surface of the fixed end 1181 of the second fixed part 118 facing the first fixed part 117. The glue filling cavity 111, the combination groove 1111 and the glue filling hole 112 are all arranged at the first fixed part 117. The glue filling cavity 111 is arranged at the end surface of the matching barrel 1172 of the first fixed part 117 facing the second fixed part 118, the combination groove 1111 is recessed at the cavity side surface of the glue filling cavity 111, and the glue filling hole 112 communicates the glue filling cavity 111 with the outside of the connector glue core 110. It can be understood that the end surface of the first fixed part 117 facing the second fixed part 118 is provided with the glue filling cavity 111, and the glue filling cavity 111 is in communication with the first sub-hole 1131 and the third sub-hole 1141.

[0054] In some embodiments, referring to Figure 10 , the first conductive terminal 120 includes a first intermediate part 121, a first plug-in part 122 and a second plug-in part 123 located at opposite ends thereof. In the X-axis direction, the first plug-in part 122, the first intermediate part 121 and the second plug-in part 123 are sequentially fixedly connected. The end surface of the first plug-in part 122 away from the second plug-in part 123 is provided with a first plug-in hole 1221, and the inner peripheral surface of the first plug-in hole 1221 is provided with a crown spring 1224 ， It can be understood that the first plug-in hole 1221 is a crown spring hole. The first plug-in hole 1221 is used for plugging with an electrical device outside the battery device 1. When the connecting piece of the electrical device is inserted into the first plug-in hole 1221, the crown spring 1224 in the first plug-in hole 1221 clamps the connecting piece of the electrical device, so that the connecting piece is not easy to fall off, and the connection is more stable. In other embodiments, the inner peripheral surface of the first plug-in hole 1221 is provided with a plurality of wire filaments. It can be understood that the first plug-in hole 1221 is a wire spring hole.

[0055] The second plug-in part 123 is provided with a second plug-in hole 1231. Specifically, the second plug-in part 123 includes a plurality of first elastic sheets 1232, and the plurality of first elastic sheets 1232 are annularly arranged at one end of the second plug-in part 123 away from the first plug-in part 122, and the plurality of first elastic sheets 1232 enclose the second plug-in hole 1231.

[0056] Optionally, the first conductive terminal 120 is provided with a first limiting protrusion 1222, a first barb 1223 and a first glue containing groove 1211, and the first limiting protrusion 1222, the first barb 1223 and the first glue containing groove 1211 are located at the middle part of the outer peripheral surface of the first conductive terminal 120. The first limiting protrusion 1222 is annular, and the first limiting protrusion 1222 surrounds one circumference of the first conductive terminal 120. The number of the first limiting protrusion 1222 is two, one of which is arranged at the outer peripheral surface of the first plug-in part 122, and the other is arranged at the outer peripheral surface of the first intermediate part 121. In other embodiments, the number of the first limiting protrusion 1222 can also be one, three or more.

[0057] The first barb 1223 is annular, is arranged on the outer circumferential surface of the first conductive terminal 120, surrounds the circumference of the first conductive terminal 120 once, the number of the first barb 1223 is two, and the two first barbs 1223 are arranged on the outer circumferential surfaces of the first plug-in part 122 and the second plug-in part 123 respectively. The two first barbs 1223 are both inclined relative to the X-axis direction, and the inclined directions of the two first barbs 1223 are opposite. In the positive direction of the X-axis, the diameter of the outer circumferential surface of the first barb 1223 located at the first plug-in part 122 gradually increases, and the diameter of the outer circumferential surface of the first barb 1223 located at the second plug-in part 123 gradually decreases.

[0058] The first glue containing groove 1211 is an annular groove, is arranged on the outer circumferential surface of the first conductive terminal 120, surrounds the circumference of the first conductive terminal 120 once, and in the embodiment, the first glue containing groove 1211 is arranged on the outer circumferential surface of the first intermediate part 121. The number of the first glue containing groove 1211 is two, and the two first glue containing grooves 1211 are arranged at intervals in the X-axis direction.

[0059] In some embodiments, referring to Figure 11 The second conductive terminal 130 includes a second intermediate part 131, a first connecting part 132 and a second connecting part 133 located at opposite ends thereof. In the X-axis direction, the first connecting part 132, the second intermediate part 131 and the second connecting part 133 are sequentially fixedly connected. The first connecting part 132 is provided with a third plug-in hole 1321. Specifically, the first connecting part 132 includes a plurality of second elastic sheets 1322, the plurality of second elastic sheets 1322 are annularly arranged at one end of the first connecting part 132 away from the second connecting part 133, and the plurality of second elastic sheets 1322 enclose the third plug-in hole 1321. In the embodiment, the first connecting part 132 includes two second elastic sheets 1322 in the shape of a circular arc, the two second elastic sheets 1322 are arranged at one end of the first connecting part 132 away from the second connecting part 133, and the two second elastic sheets 1322 are arranged at intervals and oppositely and enclose the third plug-in hole 1321. The third plug-in hole 1321 is used for plugging with an electrical device outside the battery device 1. When the connecting part of the electrical device is plugged into the third plug-in hole 1321, the plurality of second elastic sheets 1322 clamps the connecting part of the electrical device, so that the connecting part of the electrical device is not easy to be loosened, and the connection is more stable.

[0060] The second connecting portion 133 is provided with a fourth plug hole 1331. Specifically, the second connecting portion 133 includes a plurality of third elastic sheets 1332, which are annularly arranged at one end of the second connecting portion 133 away from the first connecting portion 132, and enclose the fourth plug hole 1331. In this embodiment, the second connecting portion 133 includes two third elastic sheets 1332 in the shape of a circular arc, which are arranged at one end of the second connecting portion 133 away from the first connecting portion 132, and are oppositely arranged and enclose the fourth plug hole 1331.

[0061] Optionally, the second conductive terminal 130 is provided with a second limiting protrusion 1323 and a second glue containing groove 1311. The second limiting protrusion 1323 and the second glue containing groove 1311 are located at the middle part of the outer circumferential surface of the second conductive terminal 130. The second limiting protrusion 1323 is annular, and surrounds the circumference of the second conductive terminal 130. The number of the second limiting protrusion 1323 is two, one of which is arranged on the outer circumferential surface of the first connecting portion 132, and the other is arranged on the outer circumferential surface of the second connecting portion 133. The two second limiting protrusions 1323 are arranged in the X-axis direction.

[0062] The second glue containing groove 1311 is an annular groove, which surrounds the circumference of the second conductive terminal 130. The second glue containing groove 1311 is arranged on the outer circumferential surface of the second intermediate portion 131, and is located between the two second limiting protrusions 1323 in the X-axis direction. In this embodiment, the number of the second glue containing groove 1311 is two, and the two second glue containing grooves 1311 are arranged in the X-axis direction.

[0063] In some embodiments, referring to Figure 12 and Figure 13 The base 210 is provided with a plug cavity 211, a glue pouring groove 212, at least one third mounting hole 213, at least one fourth mounting hole 214, a third limiting groove 2131, a fourth limiting groove 2141, a second positioning column 215, and a fixing member 216. The plug cavity 211 is arranged on the end surface of the base 210 facing the connector 100, and the glue pouring groove 212 is arranged on the end surface of the base 210 away from the plug cavity 211. The third mounting hole 213 penetrates the cavity bottom surface of the plug cavity 211 and the groove bottom surface of the glue pouring groove 212, and the fourth mounting hole 214 penetrates the cavity bottom surface of the plug cavity 211 and the groove bottom surface of the glue pouring groove 212. In the Y-axis direction, the third mounting hole 213 and the fourth mounting hole 214 are arranged adjacent to each other.

[0064] The third limiting groove 2131 is an annular groove, and is arranged on the inner circumferential surface of the third mounting hole 213 and surrounds the inner circumferential surface of the third mounting hole 213 once. In this embodiment, the number of the third limiting groove 2131 is one, and in other embodiments, the number of the third limiting groove 2131 can be two, three or more.

[0065] The fourth limiting groove 2141 is an annular groove, and is arranged on the inner circumferential surface of the fourth mounting hole 214 and surrounds the inner circumferential surface of the fourth mounting hole 214 once. In this embodiment, the number of the fourth limiting groove 2141 is one, and in other embodiments, the number of the fourth limiting groove 2141 can be two, three or more.

[0066] The second positioning column 215 is arranged at one end of the base 210, and the length direction of the second positioning column 215 extends along the X-axis direction, and the axis of the second positioning column 215 is parallel to the X-axis direction. In this embodiment, the number of the second positioning column 215 is three, and the three second positioning columns 215 are arranged in a triangular shape. In other embodiments, the number of the second positioning column 215 can be one, two, four or more.

[0067] The fixing member 216 is a buckle, and is arranged at one end of the base 210 facing the second positioning column 215. In this embodiment, the number of the fixing member 216 is two, and the two fixing members 216 are arranged in a spaced manner along the Y-axis direction. In other embodiments, the number of the fixing member 216 can be one, three or more.

[0068] In some embodiments, please refer to Figure 14 The third conductive terminal 220 includes a third intermediate portion 221, a third connecting portion 222 and a fourth connecting portion 223 located at opposite ends thereof. The third connecting portion 222, the third intermediate portion 221 and the fourth connecting portion 223 are sequentially fixedly connected along the X-axis direction. The third connecting portion 222 and the fourth connecting portion 223 are both posts.

[0069] Optionally, the third conductive terminal 220 is provided with a third limiting protrusion 2211 and a third barb 2212. The third limiting protrusion 2211 and the third barb 2212 are located in the middle of the outer circumferential surface of the third conductive terminal 220, that is, between the third connecting portion 222 and the fourth connecting portion 223. The third limiting protrusion 2211 is annular, and the third limiting protrusion 2211 is arranged on the outer circumferential surface of the third intermediate portion 221. The third barb 2212 is annular, and the third barb 2212 is arranged on the outer circumferential surface of the third intermediate portion 221. The third barb 2212 is inclined relative to the X-axis direction. In the positive direction of the X-axis, the diameter of the outer circumferential surface of the third barb 2212 gradually increases.

[0070] In some embodiments, referring to Figure 15 , the fourth conductive terminal 230 includes a fourth intermediate portion 231, a fifth connecting portion 232 and a sixth connecting portion 233 located at opposite ends thereof. In the X-axis direction, the fifth connecting portion 232, the fourth intermediate portion 231 and the sixth connecting portion 233 are sequentially fixedly connected. Among them, the fifth connecting portion 232 and the sixth connecting portion 233 are both columns.

[0071] Optionally, the fourth conductive terminal 230 is provided with a fourth limiting protrusion 2311 and a fourth barb 2312. The fourth limiting protrusion 2311 and the fourth barb 2312 are located in the middle of the outer circumferential surface of the fourth conductive terminal 230, that is, between the fifth connecting portion 232 and the sixth connecting portion 233. The fourth limiting protrusion 2311 is annular, and the fourth limiting protrusion 2311 is arranged on the outer circumferential surface of the fourth intermediate portion 231. The fourth barb 2312 is annular, and the fourth barb 2312 is arranged on the outer circumferential surface of the fourth intermediate portion 231. The fourth barb 2312 is inclined relative to the X-axis direction. In the positive direction of the X-axis, the diameter of the outer circumferential surface of the fourth barb 2312 gradually increases.

[0072] In some embodiments, referring to Figure 16 , the circuit board 2000 is provided with a conductive contact pad 2100, a clamping hole 2200, a second positioning hole 2300, a first fixing hole 2400 and a second fixing hole 2500. The clamping hole 2200 penetrates the circuit board 2000 in the X-axis direction. In this embodiment, the number of clamping holes 2200 is two, and the two clamping holes 2200 are arranged in the Y-axis direction.

[0073] The second positioning hole 2300 penetrates the circuit board 2000 along the X-axis direction. In the embodiment, the number of the second positioning hole 2300 is three, and the three second positioning holes 2300 are arranged in a triangle. In other embodiments, the number of the second positioning hole 2300 can be one, two, four, or more.

[0074] The first fixed hole 2400 penetrates the circuit board 2000 along the X-axis direction. In the embodiment, the number of the first fixed hole 2400 is two, and the two first fixed holes 2400 are adjacent. In other embodiments, the number of the first fixed hole 2400 can be one, three, or more. The second fixed hole 2500 penetrates the circuit board 2000 along the X-axis direction. In the embodiment, the number of the second fixed hole 2500 is six, and the six second fixed holes 2500 are adjacent. In other embodiments, the number of the second fixed hole 2500 can be one, two, three, four, five, seven, or more.

[0075] The conductive contact pad 2100 includes a first conductive contact pad 2101 and a second conductive contact pad 2102. The first conductive contact pad 2101 is arranged on the inner circumferential surface of the first fixed hole 2400. In the embodiment, the number of the first conductive contact pad 2101 is two, and the two first conductive contact pads 2101 are arranged on the inner circumferential surface of the two first fixed holes 2400, respectively. In other embodiments, the number of the first conductive contact pad 2101 can be one, three, or more. The second conductive contact pad 2102 is arranged on the inner circumferential surface of the second fixed hole 2500. In the embodiment, the number of the second conductive contact pad 2102 is six, and the six second conductive contact pads 2102 are arranged one by one on the inner circumferential surface of the six second fixed holes 2500. In other embodiments, the number of the second conductive contact pad 2102 can be one, two, three, four, five, seven, or more.

[0076] In the embodiment, please refer to Figure 7The first conductive terminal 120 is positioned in the first mounting hole 113. Specifically, the first conductive terminal 120 is sequentially arranged in the first sub-hole 1131, the glue filling cavity 111 and the second sub-hole 1132. The first insertion part 122 is positioned in the first sub-hole 1131, and the first insertion part 122 is entirely located in the first sub-hole 1131. In other embodiments, the first insertion part 122 can be partially located in the first sub-hole 1131 and partially extend from one end of the first fixed part 117 away from the second fixed part 118. The first limiting protrusion 1222 positioned in the first insertion part 122 is clamped into the first limiting groove 115 positioned in the first sub-hole 1131 and abuts against the groove wall surface of the first limiting groove 115. The first barb 1223 positioned in the first insertion part 122 is sealingly abutted against the inner circumferential surface of the first sub-hole 1131. The first intermediate part 121 is positioned in the glue filling cavity 111. The first glue containing groove 1211 positioned in the first intermediate part 121 is in communication with the glue filling cavity 111. The first limiting protrusion 1222 positioned in the first intermediate part 121 abuts against the cavity bottom surface of the glue filling cavity 111. The second insertion part 123 is positioned in the second sub-hole 1132, and the second insertion part 123 is entirely located in the second sub-hole 1132. In other embodiments, the second insertion part 123 can be partially located in the second sub-hole 1132 and partially extend from one end of the second fixed part 118 away from the first fixed part 117. The first barb 1223 positioned in the second insertion part 123 is sealingly abutted against the inner circumferential surface of the second sub-hole 1132.

[0077] By clamping the first limiting protrusion 1222 into the first limiting groove 115 and sealingly abutting the first barb 1223 against the inner circumferential surface of the first mounting hole 113, the first conductive terminal 120 can be more firmly fixed to the connector glue core 110. In other embodiments, the first limiting protrusion 1222, the first limiting groove 115 and the first barb 1223 can be omitted.

[0078] The second conductive terminal 130 is positioned in the second mounting hole 114, specifically, along the X-axis direction, the second conductive terminal 130 is sequentially provided in the third sub-hole 1141, the glue filling cavity 111 and the fourth sub-hole 1142. Among them, the first connecting part 132 is positioned in the third sub-hole 1141, and the first connecting part 132 is entirely located in the third sub-hole 1141. In other embodiments, part of the first connecting part 132 is located in the third sub-hole 1141, and the other part protrudes from one end of the first fixed part 117 away from the second fixed part 118. The second limiting protrusion 1323 located in the first connecting part 132 is clamped into the second limiting groove 116 located in the third sub-hole 1141. The second intermediate part 131 is positioned in the glue filling cavity 111, and the second glue containing groove 1311 located in the second intermediate part 131 is in communication with the glue filling cavity 111. The second connecting part 133 is positioned in the fourth sub-hole 1142, and the second connecting part 133 is entirely located in the fourth sub-hole 1142. In other embodiments, part of the second connecting part 133 is located in the fourth sub-hole 1142, and the other part protrudes from one end of the second fixed part 118 away from the first fixed part 117. The second limiting protrusion 1323 located in the second connecting part 133 is clamped into the second limiting groove 116 located in the fourth sub-hole 1142.

[0079] By setting the second limiting protrusion 1323 clamped into the second limiting groove 116, the second conductive terminal 130 can be more firmly fixed to the connector glue core 110. In other embodiments, the second limiting protrusion 1323 and the second limiting groove 116 can be omitted.

[0080] The following describes the assembly method of the connector 100: first, the first plug-in part 122 of the first conductive terminal 120 and the first connecting part 132 of the second conductive terminal 130 are respectively inserted into the first sub-hole 1131 of the first fixed part 117 and the third sub-hole 1141; second, the second sub-hole 1132 of the second fixed part 118 and the fourth sub-hole 1142 are respectively aligned with the second plug-in part 123 of the first conductive terminal 120 and the second connecting part 133 of the second conductive terminal 130, third, the second fixed part 118 is pushed in the direction towards the first fixed part 117, so that the fixed end 1181 of the second fixed part 118 is inserted into the matching cavity 1171 of the first fixed part 117, and abuts the cavity bottom surface of the matching cavity 1171. At this time, the second plug-in part 123 of the first conductive terminal 120 is positioned in the second sub-hole 1132, and the second connecting part 133 of the second conductive terminal 130 is positioned in the fourth sub-hole 1142.

[0081] After the first fixing part 117, the second fixing part 118, the first conductive terminal 120 and the second conductive terminal 130 are assembled, glue is poured into the glue pouring cavity 111 from the glue pouring hole 112, and after the glue solidifies, the connection between the first fixing part 117, the second fixing part 118, the first conductive terminal 120 and the second conductive terminal 130 can be more firm.

[0082] In addition, when the glue enters the glue pouring cavity 111, the glue also fills the combination groove 1111, the first glue containing groove 1211 of the first conductive terminal 120 and the second glue containing groove 1311 of the second conductive terminal 130. On the one hand, the glue enters the combination groove 1111, which is beneficial to increase the bonding force between the glue and the second fixing part 118. On the other hand, the glue enters the first glue containing groove 1211 and the second glue containing groove 1311, and the solidified glue can limit the first conductive terminal 120 and the second conductive terminal 130, so that the first conductive terminal 120 and the second conductive terminal 130 can be more firmly fixed in the connector glue core 110. In other embodiments, the glue pouring cavity 111, the glue pouring hole 112, the combination groove 1111, the first glue containing groove 1211 and the second glue containing groove 1311 can be omitted.

[0083] In this embodiment, please refer to Figure 12 The third conductive terminal 220 is positioned in the third mounting hole 213, specifically, the third conductive terminal 220 is sequentially arranged in the plug-in cavity 211, the third mounting hole 213 and the glue pouring groove 212. Among them, the third connecting part 222 is located in the plug-in cavity 211, the third intermediate part 221 is located in the third mounting hole 213, the third limiting protrusion 2211 located in the third intermediate part 221 is clamped into the third limiting groove 2131 located in the third mounting hole 213, and abuts against the groove wall surface of the third limiting groove 2131. The third barb 2212 located in the third intermediate part 221 is sealingly abutted against the inner circumferential surface of the third mounting hole 213. Part of the fourth connecting part 223 is located in the glue pouring groove 212, and the other part of the fourth connecting part 223 penetrates out of the glue pouring groove 212.

[0084] The fourth conductive terminal 230 is positioned in the fourth mounting hole 214, specifically, the fourth conductive terminal 230 is sequentially arranged in the plug-in cavity 211, the fourth mounting hole 214 and the glue pouring groove 212. Among them, the fifth connecting part 232 is located in the plug-in cavity 211, the fourth intermediate part 231 is located in the fourth mounting hole 214, the fourth limiting protrusion 2311 located in the fourth intermediate part 231 is clamped into the fourth limiting groove 2141 located in the fourth mounting hole 214, and the fourth barb 2312 located in the fourth intermediate part 231 is sealingly abutted against the inner circumferential surface of the fourth mounting hole 214. Part of the sixth connecting part 233 is located in the glue pouring groove 212, and the other part of the sixth connecting part 233 penetrates out of the glue pouring groove 212.

[0085] The assembling method of the connecting seat 200 is introduced as follows: first, the third and fourth conductive terminals 220 and 230 are placed on one side of the glue pouring groove 212, and the third and fifth connecting parts 222 and 232 are aligned with the third and fourth mounting holes 213 and 214 respectively; second, the third and fourth conductive terminals 220 and 230 are pushed in the direction towards the plug-in cavity 211, so that the third connecting part 222 of the third conductive terminal 220 passes through the third mounting hole 213, and the third limiting protrusion 2211 of the third conductive terminal 220 is clamped into the third limiting groove 2131 of the base 210. The fifth connecting part 232 of the fourth conductive terminal 230 passes through the fourth mounting hole 214, and the fourth limiting protrusion 2311 of the fourth conductive terminal 230 is clamped into the fourth limiting groove 2141 of the base 210. At this time, the assembling of the connecting seat 200 is completed.

[0086] After the base 210, the third and fourth conductive terminals 220 and 230 are assembled, glue is poured into the glue pouring groove 212, and after the glue solidifies, the connection of the base 210, the third and fourth conductive terminals 220 and 230 is more firm. In addition, by setting the third limiting protrusion 2211 clamped into the third limiting groove 2131 and the fourth limiting protrusion 2311 clamped into the fourth limiting groove 2141, the third and fourth conductive terminals 220 and 230 can be limited in the X-axis direction, so that the connection of the base 210, the third and fourth conductive terminals 220 and 230 is more firm. In other embodiments, the third limiting protrusion 2211, the third limiting groove 2131, the fourth limiting protrusion 2311, the fourth limiting groove 2141 and the glue pouring groove 212 can be omitted.

[0087] In this embodiment, please refer to Figure 17 The connecting seat 200 is installed on the circuit board 2000 and electrically connected with the circuit board 2000. Specifically, the second positioning column 215 of the base 210 extends into the second positioning hole 2300 of the circuit board 2000, and the fixing part 216 of the base 210 is clamped into the clamping hole 2200 of the circuit board 2000, that is, the base 210 is clamped with the circuit board 2000. The fourth connecting part 223 of the third conductive terminal 220 is used for connecting to the conductive contact disc 2100 on the circuit board 2000. Specifically, the fourth connecting part 223 of the third conductive terminal 220 of the connecting seat 200 passes through the first fixing hole 2400, and the fourth connecting part 223 is welded with the first conductive contact disc 2101 on one side or both sides of the circuit board 2000 to realize electrical connection. It can be understood that the third conductive terminal 220 of the connecting seat 200 is connected to the conductive contact disc 2100 to realize the electrical connection between the third conductive terminal 220 and the circuit board 2000.

[0088] The sixth connecting portion 233 of the fourth conductive terminal 230 of the connecting seat 200 is used for connecting to the conductive contact pad 2100 on the circuit board 2000. Specifically, the sixth connecting portion 233 of the fourth conductive terminal 230 passes through the second fixing hole 2500, and the sixth connecting portion 233 is welded with the second conductive contact pad 2102 on one side or both sides of the circuit board 2000 to realize electrical connection. It can be understood that the fourth conductive terminal 230 of the connecting seat 200 is connected to the conductive contact pad 2100 to realize the electrical connection between the fourth conductive terminal 230 and the circuit board 2000.

[0089] In other embodiments, the first fixing hole 2400 and the second fixing hole 2500 can be omitted, and the first conductive contact pad 2101 and the second conductive contact pad 2102 are arranged on one side surface of the circuit board 2000. The fourth connecting portion 223 of the third conductive terminal 220 of the connecting seat 200 directly abuts against the first conductive contact pad 2101, and the sixth connecting portion 233 of the fourth conductive terminal 230 directly abuts against the second conductive contact pad 2102 to realize electrical connection.

[0090] In other embodiments, please refer to Figure 18 and Figure 19 The first conductive contact pad 2101 at least penetrates the inside of the first fixing hole 2400 and extends to one side or both sides of the circuit board 2000 or the inside of the circuit board 2000. The second conductive contact pad 2102 at least penetrates the inside of the second fixing hole 2500 and extends to one side or both sides of the circuit board 2000 or the inside of the circuit board 2000.

[0091] The third conductive terminal 220 and the fourth conductive terminal 230 are both fisheye terminals. After the third conductive terminal 220 is inserted into the first fixing hole 2400, the third conductive terminal 220 can realize interference connection with the first conductive contact pad 2101. After the fourth conductive terminal 230 is inserted into the second fixing hole 2500, the fourth conductive terminal 230 can realize interference connection with the second conductive contact pad 2102, thereby realizing electrical connection. In this embodiment, the third conductive terminal 220 and the fourth conductive terminal 230 are arranged as fisheye terminals, and the third conductive terminal 220 and the fourth conductive terminal 230 can realize plugging between the circuit board 2000, which is convenient for assembly and disassembly.

[0092] The first plug-in part 122 of the first conductive terminal 120 and the first connecting part 132 of the second conductive terminal 130 are used for plugging with one of the external connecting seats, and the second plug-in part 123 of the first conductive terminal 120 and the second connecting part 133 of the second conductive terminal 130 are used for plugging with the other external connecting seat. For example, the first plug-in part 122 and the first connecting part 132 are plugged with the connecting seat of the power supply end, and the second plug-in part 123 and the second connecting part 133 are plugged with the connecting seat 200 of the battery device 1, so as to realize the electrical connection between the power supply end and the battery device 1, and further realize the charging of the battery.

[0093] The connector 100 is plugged with the connecting seat 200 to realize the electrical connection, and further realize the electrical connection of the connector 100, the connecting seat 200 and the battery cell 4000. Specifically, the plug-in end 1182 of the second fixed part 118 of the connector 100 is inserted into the plug-in cavity 211 of the connecting seat 200, at this time, the second plug-in part 123 of the first conductive terminal 120 of the connector 100 is plugged with the third connecting part 222 of the third conductive terminal 220 of the connecting seat 200, the third connecting part 222 is inserted into the second plug-in hole 1231 of the second plug-in part 123, and the plurality of first elastic sheets 1232 abut against the third connecting part 222 to realize the electrical connection. Among them, the plurality of first elastic sheets 1232 abut against the third connecting part 222, so that the third connecting part 222 is not easy to be loosened, the structure is simple, and the connection is more stable.

[0094] The second connecting part 133 of the second conductive terminal 130 of the connector 100 is plugged with the fifth connecting part 232 of the fourth conductive terminal 230 of the connecting seat 200, the fifth connecting part 232 is inserted into the fourth plug-in hole 1331 of the second connecting part 133, and the plurality of third elastic sheets 1332 abut against the fifth connecting part 232 to realize the electrical connection and signal connection between the connector 100 and the connecting seat 200. Among them, the plurality of third elastic sheets 1332 abut against the fifth connecting part 232, so that the fifth connecting part 232 is not easy to be loosened, the structure is simple, and the connection is more stable.

[0095] When the electrical device outside the battery device 1 needs to be electrically connected with the battery device 1, it can be plugged with the end of the connector 100 away from the connecting seat 200, that is, the electrical device is plugged with the first plug-in part 122 of the first conductive terminal 120 and the first connecting part 132 of the second conductive terminal 130.

[0096] In the embodiment, by arranging the first plug-in part 122 and the second plug-in part 123 at two ends of the first conductive terminal 120, the connector 100 can be directly plugged with the connecting seat 200 on the circuit board 2000. Compared with the scheme of arranging the plug-in part at one end of the conductive terminal, arranging the solder cup at the other end of the conductive terminal, and welding one end of the wire to the solder cup and electrically connecting the other end of the wire to the circuit board 2000, the connector 100 provided in the embodiment can omit the wire, has a simple structure, and has a smaller volume. When the connector 100 is applied to the battery device 1, the connector 100 occupies a smaller space of the battery device 1. Meanwhile, when the connector 100 needs to be repaired, the connector 100 is pulled out and then repaired, without the interference of the wire, and the repair is more convenient.

[0097] By arranging the second conductive terminal, signal transmission is performed between the second conductive terminal and the fourth conductive terminal, so that the connector can perform signal transmission in addition to electrical transmission, and the function of the connector is more comprehensive.

[0098] By dividing the connector glue core into the first fixed part and the second fixed part, the structure is simple, processing is facilitated, and the processing cost is lower.

[0099] Please refer to Figure 20 and Figure 21 The structure of the battery device 1 provided in the second embodiment of the application is similar to that of the battery device 1 provided in the first embodiment, and the difference lies in that the connector glue core 110 omits the second fixed part 118, the first mounting hole 113 only includes the first sub-hole 1131 of the first fixed part 117, and the second mounting hole 114 only includes the third sub-hole 1141 of the first fixed part 117. The glue pouring cavity 111 is arranged in the first fixed part 117, the glue pouring cavity 111 is recessed in the cavity bottom surface of the matching cavity 1171, and the glue pouring cavity 111 is in communication with the first sub-hole 1131 and the third sub-hole 1141, respectively. It can be understood that the connector glue core 110 is provided with the matching cavity 1171 and the glue pouring cavity 111, the matching cavity 1171 is recessed in the end surface of the connector glue core 110 away from the first plug-in part 122, the glue pouring cavity 111 is recessed in the cavity bottom surface of the matching cavity 1171, and the glue pouring cavity 111 is in communication with the first mounting hole 113 and the second mounting hole 114. The first mounting hole 113, the glue pouring cavity 111, and the matching cavity 1171 are sequentially arranged and communicated along the X-axis direction. The second mounting hole 114, the glue pouring cavity 111, and the matching cavity 1171 are sequentially arranged and communicated along the X-axis direction.

[0100] The second plug-in part 123 of the first conductive terminal 120 is not provided with the first elastic sheet 1232 and the second plug-in hole 1231, and the second plug-in part 123 comprises a first plug-in column 1233 provided at one end of the second plug-in part 123 away from the first plug-in part 122. The second plug-in part 123 is provided with the first plug-in column 1233, and the structure of the first conductive terminal 120 is simpler. The first conductive terminal 120 is sequentially arranged in the first sub-hole 1131, the glue filling cavity 111 and the matching cavity 1171. The first plug-in part 122 is positioned in the first sub-hole 1131, the first intermediate part 121 is positioned in the glue filling cavity 111, and the first plug-in column 1233 is positioned in the matching cavity 1171. It can be understood that the first conductive terminal 120 is sequentially arranged in the first mounting hole 113, the glue filling cavity 111 and the matching cavity 1171. The first plug-in part 122 is positioned in the first mounting hole 113, the first intermediate part 121 is positioned in the glue filling cavity 111, and the second plug-in part 123 is positioned in the matching cavity 1171.

[0101] The second connection part 133 of the second conductive terminal 130 is not provided with the third elastic sheet 1332 and the fourth plug-in hole 1331, and the second connection part 133 comprises a second plug-in column 1333 provided at one end of the second connection part 133 away from the first connection part 132. The second connection part 133 is provided with the second plug-in column 1333, and the structure of the second conductive terminal 130 is simpler. The second conductive terminal 130 is sequentially arranged in the third sub-hole 1141, the glue filling cavity 111 and the matching cavity 1171. The first connection part 132 is positioned in the third sub-hole 1141, the second intermediate part 131 is positioned in the glue filling cavity 111, and the second plug-in column 1333 is positioned in the matching cavity 1171. It can be understood that the second conductive terminal 130 is sequentially arranged in the second mounting hole 114, the glue filling cavity 111 and the matching cavity 1171. The first connection part 132 is positioned in the second mounting hole 114, the second intermediate part 131 is positioned in the glue filling cavity 111, and the second connection part 133 is positioned in the matching cavity 1171.

[0102] In addition, the difference lies in that the plug-in cavity 211 of the base 210 is omitted, the third mounting hole 213 penetrates the groove bottom surface of the glue filling groove 212 and the end surface of the base 210 away from the glue filling groove 212 along the X-axis direction, and the fourth mounting hole 214 penetrates the groove bottom surface of the glue filling groove 212 and the end surface of the base 210 away from the glue filling groove 212. The third connection part 222 is positioned in the third mounting hole 213, and the third connection part 222 is provided with a fifth plug-in hole 2221. Specifically, the third connection part 222 comprises a plurality of fourth elastic sheets 2222, the plurality of fourth elastic sheets 2222 are annularly arranged at one end of the third connection part 222 away from the fourth connection part 223, and the plurality of fourth elastic sheets 2222 enclose the fifth plug-in hole 2221.

[0103] The fifth connecting part 232 is positioned in the fourth mounting hole 214, and the fifth connecting part 232 is provided with a sixth plug hole 2321. Specifically, the fifth connecting part 232 includes a plurality of fifth elastic sheets 2322, and the plurality of fifth elastic sheets 2322 are annularly arranged at one end of the fifth connecting part 232 away from the sixth connecting part 233, and the plurality of fifth elastic sheets 2322 enclose the sixth plug hole 2321.

[0104] When the connector 100 is plugged with the connecting seat 200, the one end of the connecting seat 200 towards the connector 100 is inserted into the matching cavity 1171 of the connector 100, at this time, the first plug column 1233 of the second plug part 123 of the first conductive terminal 120 is inserted into the fifth plug hole 2221 of the third connecting part 222 of the third conductive terminal 220, and the plurality of fourth elastic sheets 2222 abut against the first plug column 1233. By arranging the plurality of fourth elastic sheets 2222 to abut against the first plug column 1233, the plurality of fourth elastic sheets 2222 provide clamping force to the first plug column 1233, the first plug column 1233 is not easy to fall off, and the connection is more stable.

[0105] The second plug column 1333 of the second connecting part 133 of the second conductive terminal 130 is inserted into the sixth plug hole 2321 of the fifth connecting part 232 of the fourth conductive terminal 230, and the plurality of fifth elastic sheets 2322 abut against the second plug column 1333. By arranging the plurality of fifth elastic sheets 2322 to abut against the second plug column 1333, the plurality of fifth elastic sheets 2322 provide clamping force to the second plug column 1333, the second plug column 1333 is not easy to fall off, and the connection is more stable.

[0106] In summary, in the battery device 1 provided in the embodiment, the second fixed part 118 of the connector rubber core 110 is omitted, and the structure is simpler.

[0107] Please refer to Figure 22 and Figure 23 The structure of the battery device 1 provided in the third embodiment of the application is similar to that of the battery device 1 provided in the second embodiment, and the difference lies in that the first fixed part 117 of the connector rubber core 110 omits the matching barrel 1172 and the matching cavity 1171. The glue pouring cavity 111 is arranged at the end surface of the first fixed part 117 away from the first plug part 122, and the glue pouring cavity 111 is in communication with the first sub-hole 1131 and the third sub-hole 1141. It can be understood that the connector rubber core 110 is provided with the glue pouring cavity 111, the glue pouring cavity 111 is recessed at the end surface of the connector rubber core 110 away from the first plug part 122, and the glue pouring cavity 111 is in communication with the first mounting hole 113 and the second mounting hole 114.

[0108] The first conductive terminal 120 is sequentially arranged in the first sub-hole 1131 and the glue pouring cavity 111, the first plug-in part 122 is positioned in the first sub-hole 1131, the first intermediate part 121 is positioned in the glue pouring cavity 111, and the first plug-in column 1233 of the second plug-in part 123 extends out of the glue pouring cavity 111. It can be understood that the first conductive terminal 120 is sequentially arranged in the first mounting hole 113 and the glue pouring cavity 111, the first plug-in part 122 is positioned in the first mounting hole 113, the first intermediate part 121 is positioned in the glue pouring cavity 111, and the second plug-in part 123 extends out of the glue pouring cavity 111.

[0109] The second connecting part 133 of the second conductive terminal 130 is not provided with the second plug-in column 1333, the second connecting part 133 includes the abutting end 1334, the abutting end 1334 is arranged at one end of the second connecting part 133 away from the first connecting part 132, the second conductive terminal 130 is sequentially arranged in the third sub-hole 1141 and the glue pouring cavity 111, the first connecting part 132 is positioned in the third sub-hole 1141, the second intermediate part 131 is positioned in the glue pouring cavity 111, and the abutting end 1334 of the second connecting part 133 extends out of the glue pouring cavity 111. It can be understood that the second conductive terminal 130 is sequentially arranged in the second mounting hole 114 and the glue pouring cavity 111, the first connecting part 132 is positioned in the second mounting hole 114, the second intermediate part 131 is positioned in the glue pouring cavity 111, and the second connecting part 133 extends out of the glue pouring cavity 111.

[0110] In addition, the difference lies in that the third connecting part 222 of the third conductive terminal 220 of the connecting seat 200 is not provided with the fourth elastic sheet 2222, the end face of the third connecting part 222 away from the fourth connecting part 223 is provided with the fifth plug-in hole 2221, the inner circumferential surface of the fifth plug-in hole 2221 is provided with a plurality of wires 2223, and it can be understood that the fifth plug-in hole 2221 is a wire spring hole. In other embodiments, the inner circumferential surface of the fifth plug-in hole 2221 is provided with a crown spring, and it can be understood that the fifth plug-in hole 2221 is a crown spring hole. The fifth connecting part 232 of the fourth conductive terminal 230 of the connecting seat 200 is not provided with the fifth elastic sheet 2322 and the sixth plug-in hole 2321, the fifth connecting part 232 includes the spring needle 2323, the spring needle 2323 extends out of the fourth mounting hole 214, and the spring needle 2323 can be stretched and contracted along the X-axis direction.

[0111] When the connector 100 is inserted into the connecting seat 200, the first insertion column 1233 of the first conductive terminal 120 is inserted into the fifth insertion hole 2221 of the third conductive terminal 220, and the plurality of wires 2223 in the fifth insertion hole 2221 abut against and clamp the first insertion column 1233, so that the connector 100 and the connecting seat 200 are fixedly connected and electrically connected. By abutting the first insertion column 1233 against the plurality of wires 2223, the wires 2223 can provide the first insertion column 1233 with a larger clamping force, so that the connection between the first conductive terminal 120 and the third conductive terminal 220 is more stable.

[0112] At the same time, the abutting end 1334 of the second conductive terminal 130 abuts against the spring needle 2323 of the fourth conductive terminal 230, the spring needle 2323 is compressed, the spring needle 2323 generates an elastic force, and the spring needle 2323 always has a tendency to rebound, so that the spring needle 2323 always abuts against the abutting end 1334, thereby realizing the electrical connection between the second conductive terminal 130 and the fourth conductive terminal 230.

[0113] In the embodiment, the first conductive terminal 120 and the third conductive terminal 220 are inserted, and the second conductive terminal 130 and the fourth conductive terminal 230 abut against each other, so as to realize the fixed connection and electrical connection between the connector 100 and the connecting seat 200, and the structure is simpler and the cost is lower.

[0114] The embodiments of the present application are described in detail above, and the specific examples are applied in the present application to describe the principles and implementation modes of the present application. The above description of the embodiments is only used to help understand the method of the present application and its core idea.

Claims

1. A connector characterized by comprising: The connector comprises: a connector rubber core provided with at least one first mounting hole penetrating through both ends of the connector rubber core along the length direction of the connector; and at least one first conductive terminal positioned in the first mounting hole, the outer peripheral surface of the first conductive terminal being provided with a first barb abutting against the inner peripheral surface of the first mounting hole; the first conductive terminal comprising a first plug-in part and a second plug-in part at opposite ends thereof; the first plug-in part being used for plugging in one of the external connection seats, and the second plug-in part being used for plugging in the other external connection seat.

2. The connector of claim 1, wherein The end surface of the first plug-in part away from the second plug-in part is provided with a first plug-in hole, and the inner peripheral surface of the first plug-in hole is provided with a crown spring.

3. The connector of claim 1, wherein The second plug-in part comprises a plurality of first elastic sheets, and the plurality of first elastic sheets are annularly arranged at one end of the second plug-in part away from the first plug-in part, and the plurality of first elastic sheets enclose a second plug-in hole.

4. The connector of claim 1, wherein The second plug-in part comprises a first plug-in column provided at one end of the second plug-in part away from the first plug-in part.

5. The connector of any one of claims 1 to 4, wherein, The connector further comprises at least one second conductive terminal comprising a first connecting part and a second connecting part at opposite ends thereof; The connector rubber core is further provided with at least one second mounting hole penetrating through both ends of the connector rubber core along the length direction of the connector; the second conductive terminal is positioned in the second mounting hole, the first connecting part is used for plugging in the one of the external connection seats, and the second connecting part is used for plugging in the other external connection seat.

6. The connector of claim 5, wherein, The first connecting part comprises a plurality of second elastic sheets, and the plurality of second elastic sheets are annularly arranged at one end of the first connecting part away from the second connecting part, and the plurality of second elastic sheets enclose a third plug-in hole.

7. The connector of claim 5, wherein, The second connecting part comprises a plurality of third elastic sheets, and the plurality of third elastic sheets are annularly arranged at one end of the second connecting part away from the first connecting part, and the plurality of third elastic sheets enclose a fourth plug-in hole.

8. The connector of claim 5, wherein, The second connecting part comprises a second plug-in column provided at one end of the second connecting part away from the first connecting part.

9. The connector of claim 5, wherein, The second connecting part comprises an abutting end provided at one end of the second connecting part away from the first connecting part.

10. The connector of claim 1, wherein, The connector rubber core comprises a first fixing part and a second fixing part at opposite ends thereof, the first mounting hole comprises a first sub-hole and a second sub-hole in communication with each other, the first sub-hole is provided at the first fixing part, one end of the first sub-hole away from the second sub-hole penetrates through the first fixing part, the second sub-hole is provided at the second fixing part, one end of the second sub-hole away from the first sub-hole penetrates through the second fixing part, the first plug-in part is positioned in the first sub-hole, and the second plug-in part is positioned in the second sub-hole.

11. The connector of claim 10, wherein, The first fixed part is provided with a glue pouring cavity facing the end face of the second fixed part, and the glue pouring cavity is communicated with the first sub-hole; or the second fixed part is provided with a glue pouring cavity facing the end face of the first fixed part, and the glue pouring cavity is communicated with the second sub-hole; the cavity side face of the glue pouring cavity is provided with a combination groove communicated with the glue pouring cavity.

12. The connector of claim 1, wherein, The connector glue core is provided with a matching cavity and a glue pouring cavity, the matching cavity is recessed in the end face of the connector glue core away from the first plug-in part, the glue pouring cavity is recessed in the cavity bottom face of the matching cavity, and the glue pouring cavity is communicated with the first mounting hole; the first mounting hole, the glue pouring cavity and the matching cavity are sequentially arranged and communicated along the length direction of the connector; The first conductive terminal is sequentially arranged in the first mounting hole, the glue pouring cavity and the matching cavity, the first plug-in part is positioned in the first mounting hole, and the second plug-in part is positioned in the matching cavity.

13. The connector of claim 1, wherein, The connector glue core is provided with a glue pouring cavity, the glue pouring cavity is recessed in the end face of the connector glue core away from the first plug-in part, and the glue pouring cavity is communicated with the first mounting hole; the first conductive terminal is sequentially arranged in the first mounting hole and the glue pouring cavity, the first plug-in part is positioned in the first mounting hole, and the second plug-in part is arranged out of the glue pouring cavity.

14. A connector assembly comprising: The connecting seat and the connector of any one of claims 1 to 13 are connected to realize electrical connection.

15. The connector assembly of claim 14, wherein, The connecting seat comprises a base and at least one third conductive terminal; the third conductive terminal comprises third and fourth connecting parts at opposite ends thereof; the base is provided with at least one third mounting hole; and the third conductive terminal is positioned in the third mounting hole. When the connecting seat is connected with the connector, the second plug-in part of the first conductive terminal is connected with the third connecting part of the third conductive terminal to realize electrical connection; and the fourth connecting part is used for connecting to a conductive contact disc.

16. The connector assembly of claim 15, wherein, The third connecting part comprises a plurality of fourth elastic sheets, the plurality of fourth elastic sheets are annularly arranged at one end of the third connecting part away from the fourth connecting part, and the plurality of fourth elastic sheets are enclosed to form a fifth plug-in hole.

17. The connector assembly of claim 15, wherein, The end face of the third connecting part away from the fourth connecting part is provided with a fifth plug-in hole, and the inner circumferential face of the fifth plug-in hole is provided with a crown spring or a wire.

18. A battery device characterized by comprising: The connecting seat and the connector of any one of claims 1 to 13 are connected to realize electrical connection. The third connecting part comprises a plurality of fourth elastic sheets, the plurality of fourth elastic sheets are annularly arranged at one end of the third connecting part away from the fourth connecting part, and the plurality of fourth elastic sheets are enclosed to form a fifth plug-in hole. The connecting seat and the connector of any one of claims 1 to 13 are connected to realize electrical connection.

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