Terminal structure and connector

Abstract

The utility model provides a terminal structure and a connector. The terminal structure comprises a jack housing, a reed and a cable. The jack shell is connected with one end of the cable, a mounting groove is formed in the jack shell, and a first limiting structure is arranged on the jack shell; and the reed is embedded in the mounting groove, a second limiting structure is arranged on the reed, and the second limiting structure is matched with the first limiting structure to limit the reed. According to the utility model, the jack housing is provided with the first limiting structure, the reed is provided with the second limiting structure, and the second limiting structure is matched with the first limiting structure, so that the reed can be limited and fixed in the installation groove of the jack housing, the reed is prevented from falling out of the installation groove, and the installation of the reed is ensured to be more stable and firm; in addition, laser spot welding for fixing the reed can be omitted, so that the cost is reduced, and the influence of welding on the reed can be avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to terminal structure technical field especially relates to a terminal structure and connector. BACKGROUND

[0002] The current terminal structure is mainly composed of jack shell, spring piece, cable and connecting piece. The assembling mode is that the spring piece is assembled into the jack shell, the spring piece is fixed in the jack shell by laser spot welding, the spring piece cannot move in front, back, left and right directions, the connecting piece is welded to the connecting cable, and finally the tail part of the jack shell is fixed with the connecting piece by screw. In order to reduce the cost, the connecting piece is cancelled, and the cable is directly welded on the tail part of the jack shell by ultrasonic wave at present. The welding point fixed on the spring piece is vibrated and broken, so that the spring piece cannot be fixed in the jack shell. In summary, the installation of the spring piece in the existing terminal structure is not stable and reliable. SUMMARY

[0003] The utility model provides a kind of terminal structure and connector, to solve the problem that the installation of spring piece in existing terminal structure is not stable and reliable.

[0004] A kind of terminal structure, including jack shell, spring piece and cable;

[0005] The jack shell is connected with one end of the cable, the jack shell is equipped with mounting groove, and the jack shell is equipped with first limiting structure;

[0006] The spring piece is embedded in the mounting groove, the spring piece is equipped with second limiting structure, and the second limiting structure cooperates with the first limiting structure to limit the spring piece.

[0007] Preferably, the jack shell includes a first body, two first support arms extending from a first side of the first body in a first direction, and a connecting plate extending from a second side of the first body in a direction opposite to the first direction;

[0008] The first body cooperates with the two first support arms to form the mounting groove, and the connecting plate is connected with one end of the cable;

[0009] The spring piece includes a second body and two second support arms extending from a side of the second body in the first direction.

[0010] The second body is in abutment or not in abutment with the first body, and the two second support arms are in abutment with the two first support arms respectively.

[0011] The first limiting structure is arranged on the first support arm, and the second limiting structure is arranged on the second support arm.

[0012] Preferably, the first supporting arm comprises a first supporting arm body arranged along a first direction and a protrusion extending from one end of the first supporting arm body;

[0013] The second supporting arm comprises a second supporting arm body arranged along a first direction and a flange extending outward from one end of the second supporting arm body;

[0014] The flange wraps around the protrusion;

[0015] The first limiting structure is arranged on the first supporting arm body, and the second limiting structure is arranged on the second supporting arm body;

[0016] And / or, the first limiting structure is arranged on the protrusion, and the second limiting structure is arranged on the flange.

[0017] Preferably, the first limiting structure comprises two first limiting grooves recessed inward along a second direction from two side edges of the first supporting arm body;

[0018] The second limiting structure comprises two first limiting blocks extending outward along a third direction from two side edges of the second supporting arm body;

[0019] The first limiting blocks are clamped in the first limiting grooves.

[0020] Preferably, the length of the inner side of the first limiting groove along the first direction is less than the length of the outer side of the first limiting groove along the first direction;

[0021] The length of the inner side of the first limiting block along the first direction is less than the length of the outer side of the first limiting block along the first direction.

[0022] Preferably, a positioning column arranged along the second direction is arranged on the first limiting groove, and a positioning hole arranged along the second direction is arranged on the first limiting block, and the positioning hole matches the positioning column.

[0023] Preferably, the first limiting structure comprises one first recess recessed inward along the first direction from a middle position along the second direction of the protrusion;

[0024] The second limiting structure comprises one first clamping part bent inward along the first direction from a middle position along the second direction of the flange;

[0025] The first clamping part is clamped in the first recess.

[0026] Preferably, the first limiting structure comprises two second recesses recessed inward along the first direction from two edge positions along the second direction of the protrusion;

[0027] The second limiting structure comprises two second clamping portions which are bent inwardly from the positions of the two edges of the flange along the second direction along the first direction.

[0028] Each of the second clamping portions is clamped in a second recess.

[0029] Preferably, the end of the cable and the jack shell are connected by ultrasonic welding.

[0030] A connector comprises the terminal structure.

[0031] The terminal structure provided by the embodiment of the utility model utilizes the deformation ability of the reed, and facilitates embedding the reed in the mounting groove; the end of the cable and the jack shell are connected by welding, which reduces the connecting piece compared with the prior terminal structure, cancels the screw connection between the connecting piece and the jack shell, and reduces the cost. The terminal structure of the novel structure is provided in the example, the first limiting structure is arranged on the jack shell, the second limiting structure is arranged on the reed, the second limiting structure cooperates with the first limiting structure, the reed can be limited, the reed is fixed in the mounting groove of the jack shell, the reed is prevented from falling out of the mounting groove, and the installation of the reed is more stable and reliable; the laser spot welding for fixing the reed can be cancelled, the cost is reduced, and the influence of welding on the reed is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0032] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the drawings needed to be used in the description of the embodiment of the utility model will be briefly introduced, and obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained according to these drawings without the creative labor of the ordinary skilled in the art.

[0033] Figure 1 is the axial side view of the terminal structure in an embodiment of the utility model;

[0034] Figure 2 is the exploded view of the terminal structure in an embodiment of the utility model.

[0035] 1, jack shell; 11, first main body; 12, first supporting arm; 121, first supporting arm main body; 122, protrusion; 13, connecting plate; 2, reed; 21, second main body; 22, second supporting arm; 221, second supporting arm main body; 222, flange; 3, cable; 4, mounting groove; 5, first limiting structure; 51, first limiting groove; 52, first recess; 53, second recess; 6, second limiting structure; 61, first limiting block; 62, first clamping portion; 63, second clamping portion. DETAILED DESCRIPTION

[0036] In order to make the technical problems, technical solutions and beneficial effects solved by the utility model clearer and more apparent, the utility model will be further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model and do not limit the utility model.

[0037] In the description of the utility model, it should be understood that the orientation or positional relationship indicated by the terms "longitudinal", "radial", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0038] In the description of the utility model, it should be pointed out that, unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0039] The utility model embodiment provides a kind of terminal structure, refer to Figure 1 And Figure 2 The terminal structure includes jack shell 1, reed 2 and cable 3;Jack shell 1 is connected with one end of cable 3, jack shell 1 is equipped with mounting groove 4, jack shell 1 is equipped with first limiting structure 5;Reed 2 is embedded in mounting groove 4, reed 2 is equipped with second limiting structure 6, second limiting structure 6 cooperates with first limiting structure 5, and reed 2 is limited.

[0040] As an example, the terminal structure comprises a jack shell 1, a spring piece 2 and a cable 3; when installed, the jack shell 1 is provided with a mounting groove 4, and the spring piece 2 can be embedded in the mounting groove 4 by using the deformation ability of the spring piece 2; the jack shell 1 is connected with one end of the cable 3, and the connection is achieved by welding. Compared with the existing terminal structure, the number of connecting pieces is reduced, the connection between the connecting pieces and the jack shell 1 by screws can be cancelled, and the cost can be reduced. In the example, a new type of terminal structure is provided, the jack shell 1 is provided with a first limiting structure 5, the spring piece 2 is provided with a second limiting structure 6, the second limiting structure 6 cooperates with the first limiting structure 5 to limit the spring piece 2, the spring piece 2 is fixed in the mounting groove 4 of the jack shell 1, the spring piece 2 is prevented from falling out of the mounting groove 4, and the installation of the spring piece 2 is more stable and reliable; the laser spot welding for fixing the spring piece 2 can be cancelled to reduce the cost and avoid the influence of welding on the spring piece 2.

[0041] In an embodiment, referring to Figure 2 , the jack shell 1 comprises a first body 11, two first support arms 12 extending from a first side of the first body 11 in a first direction and a connecting plate 13 extending from a second side of the first body 11 in the opposite direction of the first direction; the first body 11 cooperates with the two first support arms 12 to form the mounting groove 4, and the connecting plate 13 is connected with one end of the cable 3; the spring piece 2 comprises a second body 21 and two second support arms 22 extending from a side of the second body 21 in the first direction; the second body 21 abuts or does not abut the first body 11, and the two second support arms 22 respectively abut the two first support arms 12; the first limiting structure 5 is arranged on the first support arm 12, and the second limiting structure 6 is arranged on the second support arm 22.

[0042] Wherein, the first direction is the length direction of the jack shell 1, and can also be said to be the direction in which the opening of the mounting groove 4 faces; in a three-dimensional coordinate system, the first direction is the vertical direction, i.e. the Z direction.

[0043] As an example, the jack shell 1 comprises a first body 11, two first support arms 12 and a connecting plate 13; the first body 11 serves as a reference, the two first support arms 12 are two components extending from a first side of the first body 11 in a first direction, the first body 11 cooperates with the two first support arms 12 to form a mounting groove 4 for mounting the reed 2; the connecting plate 13 is a component extending from a second side of the first body 11 in a direction opposite to the first direction, and the connecting plate 13 is connected to one end of the cable 3, specifically by welding. Compared with the existing terminal structure, the number of connecting pieces is reduced, the connection between the connecting pieces and the jack shell 1 by screws can be cancelled, and the cost can be reduced. The reed 2 comprises a second body 21 and two second support arms 22, and the two second support arms 22 are two components extending from a side of the second body 21 in the first direction; during installation, the second body 21 can be in abutment or not in abutment with the first body 11, and the two second support arms 22 are in abutment with the two first support arms 12, respectively. In this way, the deformation ability of the reed 2 is utilized to facilitate the embedding of the reed 2 in the mounting groove 4. The first limiting structure 5 is arranged on the first support arm 12, and the second limiting structure 6 is arranged on the second support arm 22; the second limiting structure 6 cooperates with the first limiting structure 5 to limit the second support arm 22, thereby limiting the reed 2, fixing the reed 2 in the mounting groove 4 of the jack shell 1, avoiding the reed 2 from falling out of the mounting groove 4, and ensuring that the installation of the reed 2 is more stable and reliable; the laser spot welding for fixing the reed 2 can be cancelled to reduce the cost, and the influence of welding on the reed 2 can also be avoided.

[0044] In an embodiment, with reference to Figure 1 and Figure 2 , the first support arm 12 comprises a first support arm body 121 arranged in the first direction and a protrusion 122 extending from one end of the first support arm body 121; the second support arm 22 comprises a second support arm body 221 arranged in the first direction and a flange 222 extending outward from one end of the second support arm body 221; the flange 222 wraps around the protrusion 122; the first limiting structure 5 is arranged on the first support arm body 121, and the second limiting structure 6 is arranged on the second support arm body 221; and / or, the first limiting structure 5 is arranged on the protrusion 122, and the second limiting structure 6 is arranged on the flange 222.

[0045] As an example, the first support arm 12 comprises a first support arm body 121 and a protrusion 122; the first support arm body 121 is arranged along a first direction, and the protrusion 122 is a component extending from one end of the first support arm body 121; the second support arm 22 comprises a second support arm body 221 and a flange 222; the second support arm body 221 is arranged along the first direction, and the flange 222 is a component extending outward from one end of the second support arm body 221; the flange 222 wraps around the protrusion 122, which can play a limiting role to avoid the inconvenience of disassembling the reed 2 caused by the complete entry of the reed 2 into the mounting groove 4. The first limiting structure 5 is arranged on the first support arm body 121, and the second limiting structure 6 is arranged on the second support arm body 221; and / or, the first limiting structure 5 is arranged on the protrusion 122, and the second limiting structure 6 is arranged on the flange 222; in this way, the first limiting structure 5 and the second limiting structure 6 have three arrangement forms. The first arrangement form: the first limiting structure 5 is arranged on the first support arm body 121, and the second limiting structure 6 is arranged on the second support arm body 221; the second arrangement form: the first limiting structure 5 is arranged on the protrusion 122, and the second limiting structure 6 is arranged on the flange 222; the third arrangement form: the first limiting structure 5 is arranged on the first support arm body 121, and the second limiting structure 6 is arranged on the second support arm body 221; at the same time, the first limiting structure 5 is arranged on the protrusion 122, and the second limiting structure 6 is arranged on the flange 222; the cooperation of the two groups of first limiting structure 5 and second limiting structure 6 can limit the second support arm 22, thereby limiting the reed 2, fixing the reed 2 in the mounting groove 4 of the jack shell 1, avoiding the reed 2 from falling out of the mounting groove 4, and ensuring the installation of the reed 2 to be more stable and reliable.

[0046] In an embodiment, referring to Figure 1 and Figure 2 , the first limiting structure 5 comprises two first limiting grooves 51 recessed inward from two side edges of the first support arm body 121 along a second direction; the second limiting structure 6 comprises two first limiting blocks 61 extending outward from two side edges of the second support arm body 221 along a third direction; the first limiting block 61 is clamped in the first limiting groove 51.

[0047] Among them, the first direction, the second direction and the third direction are directions perpendicular to each other; the second direction is the width direction of the jack shell 1, and the third direction is the thickness direction of the jack shell 1; in a three-dimensional coordinate system, the second direction and the third direction are directions in the horizontal direction, and the first direction is the Y direction, and the first direction is the X direction.

[0048] As an example, the first limiting structure 5 includes two first limiting grooves 51; the two first limiting grooves 51 are recessed inward from the two side edges of the first support arm body 121 along the second direction; the second limiting structure 6 includes two first limiting blocks 61, which are components extending outward from the two side edges of the second support arm body 221 along the third direction; during installation, the two first limiting blocks 61 are respectively clamped in the two first limiting grooves 51, the second support arm 22 can be limited, thereby limiting the reed 2, fixing the reed 2 in the installation groove 4 of the jack plug shell 1, avoiding the reed 2 from falling out of the installation groove 4, and ensuring that the installation of the reed 2 is more stable and reliable.

[0049] The specific assembly method is as follows: the reed 2 is first installed into the installation groove 4 of the jack plug shell 1 from one side, the first limiting block 61 on one side of the reed 2 is installed in the first limiting groove 51 on one side of the jack plug shell 1, and then the first limiting block 61 on the other side of the reed 2 is folded into the first limiting groove 51 on the other side of the jack plug shell 1, so that the reed 2 is completely fixed in the jack plug shell 1.

[0050] In an embodiment, referring to Figure 1 and Figure 2 , the length of the inner side of the first limiting groove 51 along the first direction is less than the length of the outer side of the first limiting groove 51 along the first direction; the length of the inner side of the first limiting block 61 along the first direction is less than the length of the outer side of the first limiting block 61 along the first direction.

[0051] As an example, the length of the inner side of the first limiting groove 51 along the first direction is less than the length of the outer side of the first limiting groove 51 along the first direction, and the length of the inner side of the first limiting block 61 along the first direction is less than the length of the outer side of the first limiting block 61 along the first direction; in this way, the first limiting groove 51 is set as a V-shaped groove, the first limiting block 61 is set as a dovetail structure, the dovetail structure cooperates with the V-shaped groove, the reed 2 can be limited in three directions, and the stability of the installation of the reed 2 is ensured.

[0052] In an embodiment, the first limiting groove 51 is provided with a positioning column arranged along the second direction, and the first limiting block 61 is provided with a positioning hole arranged along the second direction, and the positioning hole matches the positioning column.

[0053] As an example, the first limiting groove 51 is provided with a positioning column arranged along the second direction, and the first limiting block 61 is provided with a positioning hole arranged along the second direction, and the positioning hole matches the positioning column; the first limiting block 61 can be limited in the first direction and the third direction, the limiting effect of the reed 2 is further improved, and the stability of the installation of the reed 2 is ensured.

[0054] In an embodiment, referring to Figure 1 and Figure 2The first limiting structure 5 includes a first recess 52 formed by recessing inwardly along the first direction from the middle position of the protrusion 122 along the second direction; and the second limiting structure 6 includes a first clamping portion 62 formed by bending inwardly along the first direction from the middle position of the flange 222 along the second direction; and the first clamping portion 62 is clamped in the first recess 52.

[0055] As an example, the first limiting structure 5 includes a first recess 52 formed by recessing inwardly along the first direction from the middle position of the protrusion 122 along the second direction; and the protrusion 122 specifically forms two first abutting portions and the first recess 52 between the two first abutting portions; and the second limiting structure 6 includes a first clamping portion 62 formed by bending inwardly along the first direction from the middle position of the flange 222 along the second direction; and the flange 222 specifically forms two second abutting portions and the first clamping portion 62 between the two second abutting portions; and the first clamping portion 62 is clamped in the first recess 52, so that the second support arm 22 is limited, thereby limiting the spring sheet 2, fixing the spring sheet 2 in the mounting groove 4 of the jack shell 1, avoiding the spring sheet 2 from falling out of the mounting groove 4, and ensuring that the spring sheet 2 is more stably and firmly installed.

[0056] In an embodiment, referring to Figure 1 and Figure 2 , the first limiting structure 5 includes two second recesses 53 formed by recessing inwardly along the first direction from the two side positions of the protrusion 122 along the second direction; and the second limiting structure 6 includes two second clamping portions 63 formed by bending inwardly along the first direction from the two side positions of the flange 222 along the second direction; and each second clamping portion 63 is clamped in a second recess 53.

[0057] As an example, the first limiting structure 5 includes two second recesses 53 formed by recessing inwardly along the first direction from the two side positions of the protrusion 122 along the second direction; and the protrusion 122 specifically forms a first abutting portion and the two second recesses 53 on the two side edges of the first abutting portion; and the second limiting structure 6 includes two second clamping portions 63 formed by bending inwardly along the first direction from the two side positions of the flange 222 along the second direction; and the flange 222 specifically forms a second abutting portion and the two second clamping portions 63 on the two side edges of the second abutting portion; and each second clamping portion 63 is clamped in a second recess 53, so that the second support arm 22 is limited, thereby limiting the spring sheet 2, fixing the spring sheet 2 in the mounting groove 4 of the jack shell 1, avoiding the spring sheet 2 from falling out of the mounting groove 4, and ensuring that the spring sheet 2 is more stably and firmly installed.

[0058] In an embodiment, referring to Figure 1 Figure 2 Figure 1 Figure 2 Figure 1 Figure 2 Figure 1 Figure 2 Figure 1 Figure , the one end of the cable 3 and the jack shell 1 are ultrasonically welded.

[0059] As an example, one end of the cable 3 is connected with the jack shell 1 by ultrasonic welding, so that the connection mode has small connection resistance and reliable connection, and compared with the screw connection mode, the contact resistance is small, and the electrical performance of the terminal structure is improved.

[0060] The utility model embodiment provides a kind of connector, including terminal structure.

[0061] As an example, the connector includes a terminal structure, which includes a jack shell 1, a spring piece 2 and a cable 3. During installation, a mounting groove 4 is provided on the jack shell 1. The spring piece 2 can be easily embedded in the mounting groove 4 by using its deformation ability. The jack shell 1 is connected with one end of the cable 3 by welding. Compared with the existing terminal structure, the number of connecting pieces is reduced, and the connection between the connecting pieces and the jack shell 1 by screws can be eliminated, thereby reducing the cost. In this example, a novel terminal structure is provided. A first limiting structure 5 is provided on the jack shell 1, and a second limiting structure 6 is provided on the spring piece 2. The second limiting structure 6 cooperates with the first limiting structure 5 to limit the spring piece 2 and fix the spring piece 2 in the mounting groove 4 of the jack shell 1, so that the spring piece 2 cannot fall out of the mounting groove 4, and the installation of the spring piece 2 is more stable and reliable. Laser spot welding can be eliminated to fix the spring piece 2, thereby reducing the cost and avoiding the influence of welding on the spring piece 2.

[0062] The above-described embodiments are only used to illustrate the technical solutions of the utility model, and not to limit them. Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can still modify the technical solutions recorded in the foregoing embodiments or make equivalent substitutions for some technical features. These modifications or substitutions do not change the essence of the corresponding technical solutions, and they should be included in the protection scope of the utility model.

Claims

1. A terminal structure characterized by comprising: The jack shell, the reed and the cable are included. The jack shell is connected with one end of the cable, and the jack shell is provided with a mounting groove and a first limiting structure. The reed is embedded in the mounting groove, and the reed is provided with a second limiting structure which cooperates with the first limiting structure to limit the reed.

2. The terminal structure according to claim 1, characterized by The jack shell includes a first body, two first supporting arms extending from a first side of the first body in a first direction, and a connecting plate extending from a second side of the first body in a direction opposite to the first direction. The first body cooperates with the two first supporting arms to form the mounting groove, and the connecting plate is connected with one end of the cable. The reed includes a second body and two second supporting arms extending from a side of the second body in the first direction. The second body is in abutment or not in abutment with the first body, and the two second supporting arms are in abutment with the two first supporting arms respectively. The first limiting structure is arranged on the first supporting arm, and the second limiting structure is arranged on the second supporting arm.

3. The terminal structure according to claim 2, characterized in that The first supporting arm includes a first supporting arm body arranged in the first direction and a protrusion extending from one end of the first supporting arm body; The second supporting arm includes a second supporting arm body arranged in the first direction and a flange extending outward from one end of the second supporting arm body; The flange is wrapped on the protrusion; The first limiting structure is arranged on the first supporting arm body, and the second limiting structure is arranged on the second supporting arm body; And / or, the first limiting structure is arranged on the protrusion, and the second limiting structure is arranged on the flange.

4. The terminal structure according to claim 3, characterized in that The first limiting structure includes two first limiting grooves recessed inward from two side edges of the first supporting arm body in a second direction; The second limiting structure includes two first limiting blocks extending outward from two side edges of the second supporting arm body in a third direction; The first limiting blocks are clamped in the first limiting grooves.

5. The terminal structure according to claim 4, characterized in that The length of the inner side edge of the first limiting groove in the first direction is less than the length of the outer side edge of the first limiting groove in the first direction; The length of the inner side edge of the first limiting block in the first direction is less than the length of the outer side edge of the first limiting block in the first direction.

6. The terminal structure according to claim 4, characterized by The first limiting groove is provided with a positioning column arranged in the second direction, and the first limiting block is provided with a positioning hole arranged in the second direction, and the positioning hole matches the positioning column.

7. The terminal structure according to claim 3, characterized by The first limiting structure includes one first recess formed inward from a middle position of the protrusion in the second direction in the first direction; The second limiting structure includes one first clamping part formed inward from a middle position of the flange in the second direction in the first direction; The first clamping part is clamped in the first recess.

8. The terminal structure according to claim 3, characterized by The first limiting structure includes two second recesses formed inward from two side positions of the protrusion in the second direction in the first direction; The second limiting structure includes two second clamping parts formed inward from two side positions of the flange in the second direction in the first direction; Each of the second clamping portions is clamped in one of the second recesses.

9. The terminal structure according to claim 1, characterized by An ultrasonic welding is used between one end of the cable and the jack housing.

10. A connector characterized by comprising: A terminal structure according to any one of claims 1-9.

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