Waterproof connector assembly and waterproof connector

Abstract

The utility model relates to a waterproof connector assembly and a waterproof connector, and the waterproof connector comprises a housing which comprises a main body part, and the main body part comprises a first side and a second side arranged opposite to the first side, and is provided with a set position in butt joint with an external non-connector part or another connector; the first side is provided with an opening; a plurality of connection terminals, each connection terminal being partially disposed in the main body portion and partially extending between the first side and the second side; the first waterproof structure is at least partially installed in the main body part and located at the first opening; and the second waterproof structure is arranged on the main body part and is located at a set position. According to the waterproof connector, through the first waterproof structure and the second waterproof structure, the gap between the connecting terminal and the shell can be sealed so as to play a waterproof role, and the gap at the butt joint of the waterproof connector and a non-connector component or another connector can be sealed so as to play a waterproof role; therefore, the use performance of the connector is improved.

Description

Technical Field

[0001] The utility model relates to the field of connectors, in particular to a waterproof connector assembly and a waterproof connector. Background Art

[0002] The connector in the related art includes a shell and a terminal, and there is a gap between the terminal and the shell, so that the waterproof function cannot be achieved. In addition, there is a gap at the joint between the two after assembly with a non-connector component or another connector, so it is not waterproof. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide an improved waterproof connector assembly and a waterproof connector.

[0004] The technical solution adopted by the utility model to solve the technical problem is: construct a waterproof connector, including:

[0005] The housing comprises a main body, the main body comprises a first side and a second side disposed opposite to the first side and having a set position for docking with an external non-connector component or another connector; the first side has an opening;

[0006] a plurality of connection terminals, each of the connection terminals being partially disposed in the main body and partially extending between the first side and the second side;

[0007] A first waterproof structure, at least partially installed in the main body and located at the first opening;

[0008] The second waterproof structure is disposed on the main body and located at the set position.

[0009] In some embodiments, the first waterproof structure includes a sealing portion, and the sealing portion is embedded in the main body portion from the opening;

[0010] The outer side wall of the sealing portion is protrudingly provided with at least one layer of annular ribs.

[0011] In some embodiments, the first waterproof structure further comprises a blocking portion disposed at one end of the sealing portion; the blocking portion blocks the opening;

[0012] The sealing part is a hollow structure and is sleeved on the plurality of connecting terminals;

[0013] The blocking portion is provided with a plurality of through holes, each of the through holes is arranged in a one-to-one correspondence with a connecting terminal, and the connecting terminal is interference-fitted with the through hole.

[0014] In some embodiments, the first waterproof structure further includes a covering portion disposed at one end of the sealing portion, and the covering portion covers the opening.

[0015] In some embodiments, the first waterproof structure is detachably disposed at the opening.

[0016] In some embodiments, a connecting piece is provided between the first waterproof structure and the main body; the first waterproof structure is rotatably connected to the main body through the connecting piece.

[0017] In some embodiments, the set position is formed on a second side of the main body; the second waterproof structure is installed on the second side;

[0018] The second side is provided with a plurality of connecting through holes; each of the connecting terminals is arranged corresponding to the connecting through hole and is partially penetrated through the connecting through hole.

[0019] In some embodiments, the main body includes a third side, and the third side is arranged between the first side and the second side; the set position forms the third side; and the second waterproof structure is located on the third side.

[0020] In some embodiments, the second waterproof structure includes a waterproof ring.

[0021] The utility model also constructs a waterproof connector assembly, comprising a first waterproof connector and a second waterproof connector that are detachably connected; the first waterproof connector and / or the second waterproof connector comprises the waterproof connector described in the utility model.

[0022] The implementation of the waterproof connector assembly and the waterproof connector of the utility model has the following beneficial effects: the waterproof connector is provided with a first waterproof structure in the main body and located at the first opening to seal the gap between the connecting terminal and the main body, and a second waterproof structure is provided on the main body and located at a set position, so that the gap between the connecting terminal and the shell can be sealed to achieve a waterproof effect, and the gap at the docking point between the waterproof connector and a non-connector component or another connector can be sealed to achieve a waterproof effect, thereby improving the performance of the connector. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The present invention will be further described below with reference to the accompanying drawings and embodiments, in which:

[0024] Figure 1 It is a structural schematic diagram of a waterproof connector in the first embodiment of the utility model;

[0025] Figure 2 yes Figure 1 A cross-sectional view of the waterproof connector shown;

[0026] Figure 3 yes Figure 2 An enlarged schematic diagram of the local structure of the waterproof connector at point A shown;

[0027] Figure 4 yes Figure 2 An enlarged schematic diagram of the local structure at B of the waterproof connector shown;

[0028] Figure 5 yes Figure 1 A partial cross-sectional view of the waterproof connector shown;

[0029] Figure 6 yes Figure 5 An enlarged schematic diagram of the local structure at position C of the waterproof connector shown;

[0030] Figure 7 yes Figure 1 A schematic diagram of a partial structural breakdown of the waterproof connector shown;

[0031] Figure 8 yes Figure 7 A schematic diagram of a first waterproof structure of the waterproof connector shown;

[0032] Fig. 9 yes Figure 7 A schematic diagram of a second waterproof structure of the waterproof connector shown;

[0033] Fig.10 It is a schematic structural diagram of a waterproof connector in the second embodiment of the utility model;

[0034] Fig.11 yes Fig.10 A schematic structural diagram of the waterproof connector from another angle;

[0035] Fig.12 yes Fig.10 A partial cross-sectional view of the waterproof connector shown;

[0036] Fig.13 yes Fig.12 An enlarged schematic diagram of the structure at position D of the waterproof connector shown;

[0037] Fig.14 yes Fig.10 A schematic diagram of a state where the first waterproof structure of the waterproof connector is removed from the opening;

[0038] Fig.15 yes Fig.10 A schematic diagram of a partial structural breakdown of the waterproof connector shown;

[0039] Fig.16 yes Fig.15 A schematic diagram of a first waterproof structure of the waterproof connector shown;

[0040] Fig.17 yes Fig.15 A schematic diagram of a second waterproof structure of the waterproof connector shown;

[0041] Fig.18 yes Fig.10 The schematic diagram of the assembly of the waterproof connector and the external non-connector components shown;

[0042] Fig.19 yes Fig.18 An enlarged schematic diagram of the structure at E where the waterproof connector is assembled with an external non-connector component;

[0043] Fig. 20 It is a schematic diagram of the structure of a waterproof connector assembly in some embodiments of the utility model;

[0044] Fig.21 yes Fig. 20 An enlarged schematic diagram of the structure at point F of the waterproof connector assembly shown. DETAILED DESCRIPTION

[0045] In order to have a clearer understanding of the technical features, purposes and effects of the present invention, the specific implementation methods of the present invention are now described in detail with reference to the accompanying drawings. In the following description, it should be understood that the directions or positional relationships indicated by "upper", "horizontal", "top", "inner", "outer", etc. are based on the directions or positional relationships shown in the accompanying drawings, and are constructed and operated in a specific direction. They are only for the convenience of describing the present technical solution, and do not indicate that the device or element referred to must have a specific direction, and therefore cannot be understood as a limitation on the present invention.

[0046] It should also be noted that, unless otherwise clearly specified and limited, the terms such as "install", "connect", "connect", "fix", "set" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. When an element is referred to as being "on" or "under" another element, the element can be "directly" or "indirectly" located on the other element, or there may be one or more intermediate elements. The terms "first", "second", etc. are only for the convenience of describing the present technical solution, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to the specific circumstances.

[0047] Figure 1 to Figure 2 The first embodiment of the waterproof connector of the utility model is shown. The waterproof connector can be connected to another connector or to an external non-connector component. The waterproof connector has the advantages of simple structure and good waterproof performance. In this embodiment, the waterproof connector can be a line end connector.

[0048] like Figures 1 to 7 As shown, in this embodiment, the waterproof connector may include a housing 11, a connection terminal 12, a first waterproof structure 13, and a second waterproof structure 14. The housing 11 may be used to install the connection terminal 12, the first waterproof structure 13, and the second waterproof structure 14. The connection terminal 12 may be disposed on the housing 11 to form an electrical connection with another connector or an external non-connector component. The first waterproof structure 13 and the second waterproof structure 14 are both installed on the housing 11 to play a waterproof role.

[0049] In the present embodiment, the shell 11 as a whole may be a plastic shell. Of course, it is understandable that in some other embodiments, the shell 11 may also be made of other insulating materials. The shell 11 includes a main body 111, an extension protrusion 112, and a limit portion 113. The main body 111 may be arranged in a longitudinal direction, and the extension protrusion 112 is arranged on one side of the main body 111, and may be arranged in a step with the main body 111. The limit portion 113 may be arranged at one end of the extension protrusion 112 away from the main body 111, and may be an outer flange arranged at one end of the extension protrusion 112 and extending outward. The main body 111, the extension protrusion 112 and the limit portion 113 may be integrally formed. In some other embodiments, the extension protrusion 112 and the limit portion 113 may be omitted.

[0050] In this embodiment, the cross-section of the main body 111 may be roughly square and be a hollow structure with two ends penetrated. The main body 111 may include a first side 111a and a second side 111b; the first side 111a and the second side 111b are arranged opposite to each other. The extension protrusion 112 may be connected to the second side 111b. The first side 111a may be provided with an opening 1110, and the opening 1110 may be used for the connection terminal 12 to pass through. The second side 111b forms a set position for docking with another connector, that is, the other connector can be connected to the second side 111b. A plurality of connection through holes 1111 may be provided at the second side 111b, and the plurality of connection through holes 1111 extend toward the extension protrusion 112 and are connected to the main body 111. The plurality of connection through holes 1111 may be arranged corresponding to the connection terminal 12 for the connection terminal 12 to pass through.

[0051] In this embodiment, there may be a plurality of connection terminals 12, and the plurality of connection terminals 12 may be arranged side by side on the housing 11, and each connection terminal is partially located in the main body 111, and partially extends between the first side 111a and the second side 111b. Specifically, in this embodiment, the connection terminal 12 may be partially disposed in the connection through hole 1111, and partially extend from the second side 111b to the opening 1110 of the first side 111a.

[0052] like Figures 5 to 8 As shown, in this embodiment, the first waterproof structure 13 can be a waterproof plug, which is at least partially installed in the main body 111 and located at the first opening 1110, and can be used to seal the gap between the connecting terminal 12 and the main body 111. Specifically, the first waterproof structure 13 is detachably arranged at the opening 1110 of the main body 111.

[0053] In this embodiment, the first waterproof structure 13 may include a sealing portion 131 and a blocking portion 132. The sealing portion 131 is embedded in the main body 111 from the opening, and it can be in close contact with the inner wall of the main body 111, thereby achieving sealing. In this embodiment, the sealing portion 131 may be a hollow structure, which is sleeved on a plurality of connection terminals 12 and has an interference fit with the connection terminals 12. The outer wall of the sealing portion 131 may be protrudingly provided with multiple layers of annular ribs 1311, and the multiple layers of annular ribs 1311 are arranged at intervals along the axial direction of the main body 111. The annular rib 1311 may be coaxially arranged with the sealing portion 131, and when the sealing portion 131 is installed in the main body 111, it can be in close contact with the inner wall of the main body 111. In some other embodiments, the annular rib 1311 is not limited to being multiple layers, and can be one layer. The blocking portion 132 is arranged at one end of the sealing portion 131, and can be integrally formed with the sealing portion 131. The blocking portion 132 may be located at the opening 1110 and used to block the opening 1110. In this embodiment, the blocking portion 132 is provided with a plurality of through holes 1321, each of which may correspond to a connection terminal 12. The through holes 1321 may be provided for the connection terminal 12 to pass through, and have an interference fit with the connection terminal 12, thereby positioning the connection terminal 12 and preventing water from entering through the gap between the two. A clamping protrusion 1322 may be provided on the side wall of the blocking portion 132, and the clamping protrusion 1322 may be clamped into the clamping groove 1112 provided on the inner side wall of the main body 111 when the blocking portion 132 is installed in the main body 111, thereby fixing the first waterproof structure 13 in the main body 111.

[0054] like Figure 4 and Fig. 9As shown, in this embodiment, the second waterproof structure 14 can be a waterproof ring, which can be arranged on the second side 111b, that is, arranged at a set position connected to another connector. The second waterproof structure 14 can be sleeved on the extension protrusion 112 and limited by the limiter 113. In this embodiment, the second waterproof structure 14 can include an annular body 141 and a sealing convex rib 142. The annular body 141 can be sleeved on the extension protrusion 112. The sealing convex rib 142 can be multiple and can be annular. It can be arranged at intervals on the outer side wall of the annular body 141 along the axial direction of the annular body 141. When the waterproof connector is connected to another connector, the second waterproof structure 14 can be inserted into the other connector, and the sealing convex rib 142 can be in close contact with the inner wall of the shell of the other connector, thereby playing a waterproof role.

[0055] Figure 10 to Figure 11 A second embodiment of the waterproof connector of the utility model is shown, which is different from the first embodiment in that the waterproof connector can be a board-end connector.

[0056] like Fig.12 and Fig.13 As shown, in this embodiment, the main body 111 also includes a third side 111c, and the third side 111c is arranged between the first side 111a and the second side 111b. The third side 111c is formed at a set position where non-connector components are connected, and the non-connector component can be a cabinet panel. The extension protrusion 112 and the limit portion 113 in the shell 11 can be omitted. The shell 11 also includes an extension portion 114 arranged on the third side 111c of the main body 111, and the extension portion 114 is arranged along the circumference of the main body 111, and both extend outward from the side wall of the main body 111. Specifically, the set position is formed on the extension portion 114.

[0057] like Figures 13 to 16As shown, the first waterproof structure 13 can be connected to the main body 111 by providing a connecting member 15, and can be rotatably connected to the main body 111. In this embodiment, the blocking portion 132 in the first waterproof structure 13 can be omitted, and the first waterproof structure 13 includes a covering portion 133 provided at one end of the sealing portion 131, the cross-sectional dimension of the covering portion 133 is greater than the cross-sectional dimension of the sealing portion 131, the cross-sections of the sealing portion 131 and the covering portion 133 are both rectangular, and the length and width of the covering portion 133 are respectively greater than the length and width of the sealing portion 131. The covering portion 133 can cover the opening 1110. In this embodiment, a connecting portion 134 is provided on the covering portion 133, and the connecting portion 134 can be in a strip shape, one end of which can be connected to the covering portion 133, and the other end can be connected to the second side 111b of the main body 111 through the connecting member 15. A connecting hole 1341 can be provided on the connecting portion 134. The main body 111 is provided with a receiving groove 1113 for receiving the connecting portion 134. In this embodiment, the receiving groove 1113 may be located at a side of the main body 111 that is opposite to the third side 111c.

[0058] like Figures 17 to 19 As shown, in this embodiment, the second waterproof structure 14 may be located on the third side 111c, and a part of it may be embedded and installed on the extension part 114, and its shape may be adapted to the shape of the extension part 114. In this embodiment, a limiting groove 1141 is provided on the extension part 114, and the second waterproof structure 14 may be installed at the limiting groove 1141. The second waterproof structure 14 may include an annular body 141 and a sealing convex rib 142, and the sealing convex rib 142 may be protrudingly arranged on the end surface of the annular body 141 arranged toward the main body 111, and may be in close contact with non-connector components, specifically, it may be in close contact with the cabinet panel, thereby playing a waterproof role.

[0059] In this embodiment, the connector 15 is disposed between the first waterproof structure 13 and the main body 111, and can be connected to the main body 111. In this embodiment, the connector 15 can be a columnar body, which can be inserted from the connection hole 1341 on the connection part 134 and partially embedded in the main body 111, so that the first waterproof structure 13 and the main body 111 can be rotatably connected. When the waterproof connector is docked with another connector, the first waterproof structure 13 can be removed from the opening 1110, and the first waterproof structure 13 can be connected to the main body 111, so as to avoid loss. When docking is not required, the first waterproof structure 13 can be plugged into the opening 1110, so as to play a waterproof role.

[0060] Figure 20 to Figure 21The utility model waterproof connector assembly is shown, and the waterproof connector assembly 10 may include a first waterproof connector 10a and a second waterproof connector 10b. The first waterproof connector 10a and the second waterproof connector 10b are detachably connected, wherein the first waterproof connector 10a may be a line-end connector, specifically the waterproof connector in the first embodiment of the utility model; the second waterproof connector 10b is a board-end connector, specifically the waterproof connector in the second embodiment of the utility model. In some other embodiments, the first waterproof connector 10a may also be a waterproof connector other than the first embodiment of the utility model; or the second waterproof connector 10b may also be a waterproof connector other than the second embodiment of the utility model.

[0061] In this embodiment, the first waterproof connector 10a and the second waterproof connector 10b can be locked by providing a locking structure 10c. The locking structure 10c may include a locking hook 115 provided on the outer wall of the housing 11 of the first waterproof connector 10a and a locking buckle 116 provided on the outer wall of the housing 11 of the second waterproof connector 10b. The locking hook 115 may cooperate with the locking buckle 116 to lock the first waterproof connector 10a and the second waterproof connector 10b.

[0062] When the first waterproof connector 10a and the second waterproof connector 10b are connected, the first waterproof structure 13 in the second waterproof connector 10b can be removed from the opening 1110c, and then the end of the first waterproof connector 10a with the extended protrusion 112 is inserted from the opening 1110c into the main body 111 of the second waterproof connector 10b until the opening edge of the second waterproof connector 10b is in contact with the side wall of the second side of the main body 111 of the first waterproof connector 10a. The first waterproof structure 13 of the first waterproof connector 10a can be brought into the main body 111 of the second waterproof connector 10b, and can be closely connected with the inner wall of the main body 111 so that the three are interference fit, thereby preventing water from entering from the connection between the first waterproof connector 10a and the second waterproof connector 10b.

[0063] It can be understood that the above embodiments only express the preferred implementation methods of the utility model, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the patent scope of the utility model. It should be pointed out that, for ordinary technicians in this field, without departing from the concept of the utility model, the above-mentioned technical features can be freely combined, and several deformations and improvements can be made, which all belong to the protection scope of the utility model. Therefore, all equivalent changes and modifications made to the scope of the claims of the utility model should belong to the scope covered by the claims of the utility model.

Claims

1. A waterproof connector, characterized in that: include: A housing (11) comprises a main body (111), the main body (111) comprising a first side (111a) and a second side (111b) disposed opposite to the first side (111a) and having a set position for docking with an external non-connector component or another connector; the first side (111a) has an opening (1110); a plurality of connection terminals (12), each of the connection terminals (12) being partially disposed in the main body (111) and partially extending between the first side (111a) and the second side (111b); A first waterproof structure (13), at least partially installed in the main body (111) and located at the opening (1110); The second waterproof structure (14) is arranged on the main body (111) and is located at the set position.

2. The waterproof connector according to claim 1, characterized in that: The first waterproof structure (13) comprises a sealing portion (131), and the sealing portion (131) is embedded in the main body (111) from the opening (1110); The outer side wall of the sealing portion (131) is protrudingly provided with at least one layer of annular convex ribs (1311).

3. The waterproof connector according to claim 2, characterized in that: The first waterproof structure (13) further comprises a blocking portion (132) arranged at one end of the sealing portion (131); the blocking portion (132) blocks the opening (1110); The sealing portion (131) is a hollow structure and is sleeved on the plurality of connecting terminals (12); The blocking portion (132) is provided with a plurality of through holes (1321), each of the through holes (1321) is arranged in a one-to-one correspondence with a connecting terminal (12), and the connecting terminal (12) and the through hole (1321) are interference-fitted.

4. The waterproof connector according to claim 2, characterized in that: The first waterproof structure (13) further comprises a covering portion (133) arranged at one end of the sealing portion (131), and the covering portion (133) covers the opening (1110).

5. The waterproof connector according to claim 1, characterized in that: The first waterproof structure (13) is detachably arranged at the opening (1110).

6. The waterproof connector according to claim 1, characterized in that: A connecting piece (15) is provided between the first waterproof structure (13) and the main body (111); the first waterproof structure (13) is rotatably connected to the main body (111) via the connecting piece (15).

7. The waterproof connector according to claim 1, characterized in that: The set position is formed on the second side (111b) of the main body (111); the second waterproof structure (14) is installed on the second side (111b); The second side (111b) is provided with a plurality of connection through holes (1111); each of the connection terminals (12) is arranged corresponding to the connection through hole (1111) and is partially inserted into the connection through hole (1111).

8. The waterproof connector according to claim 1, characterized in that: The main body (111) comprises a third side (111c), the third side (111c) being arranged between the first side (111a) and the second side (111b); the set position forms the third side (111c); and the second waterproof structure (14) is located on the third side (111c).

9. The waterproof connector according to claim 1, characterized in that: The second waterproof structure (14) comprises a waterproof ring.

10. A waterproof connector assembly, characterized in that: It comprises a first waterproof connector (10a) and a second waterproof connector (10b) which are detachably connected; the first waterproof connector (10a) and / or the second waterproof connector (10b) comprises the waterproof connector according to any one of claims 1 to 8.

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