12-core socket connector

Abstract

The utility model discloses a 12-core socket connector, and relates to the field of connectors, a first end of a socket body is provided with an annular first sealing surface, and the first sealing surface is located on an outer ring of a pin assembly; the end face, close to the socket body, of the side wall of the cover body is a second sealing face. A first bulge is arranged on the inner bottom wall of the cover body; the first sealing element is annular and is arranged between the second sealing surface and the first sealing surface; the second sealing element is connected in the inner cavity of the cover body, the second sealing element is arranged between the inner bottom wall of the cover body and the opening of the first end of the socket body, and the second sealing element can completely seal the opening of the first end of the socket body; a first groove is formed in the end, away from the pin assembly, of the second sealing piece. The first protrusion can be inserted into the first groove and limit the second sealing piece to move in the direction perpendicular to the center line of the cover body. The glue pouring block can wrap the second end of the pin assembly, and the outer side wall of the glue pouring block is in sealed connection with the inner side wall of the socket body. The waterproof fabric is good in waterproof performance.

Description

Technical Field

[0001] The utility model relates to the technical field of connectors, in particular to a 12-pin socket connector. Background Art

[0002] The socket connector is used to cooperate with a plug to achieve power transmission. The existing automotive 12-pin socket connector lacks a structure capable of waterproofing the contact pins inside the socket connector, or only sets a sealing ring at the connection between the socket body and the wire, resulting in poor waterproof performance. When in use, the socket connector is likely to be flooded with water, causing the contact pins of the socket connector to corrode rapidly, signal confusion, and there is also a risk of short circuit. Summary of the Utility Model

[0003] The purpose of the utility model is to provide a 12-pin socket connector to solve the problems existing in the prior art and have better waterproof performance.

[0004] To achieve the above purpose, the utility model provides the following solutions:

[0005] The utility model provides a 12-pin socket connector, including a socket body, a cover, a pin assembly, a first seal, a second seal, and a potting block, wherein:

[0006] The pin assembly is sleeved inside the socket body;

[0007] The first end of the socket body has an annular first sealing surface, and the first sealing surface is located outside the pin assembly;

[0008] The cover can be connected to the first end of the socket body, and the end face of the side wall of the cover close to the socket body is a second sealing surface; a first protrusion is arranged on the inner bottom wall of the cover;

[0009] The first seal is annular and is arranged between the second sealing surface and the first sealing surface;

[0010] The second seal is hermetically connected to the inner cavity of the cover, and the second seal can cover and seal the opening at the first end of the socket body; a first groove is arranged at one end of the second seal away from the pin assembly, and the first protrusion can be inserted into the first groove, and the first protrusion can limit the movement of the second seal in the direction perpendicular to the center line of the cover;

[0011] The potting block is bonded to the second end of the socket body, the potting block can wrap the second end of the pin assembly, and the outer side wall of the potting block is hermetically connected to the inner side wall of the socket body.

[0012] Preferably, at least one second protrusion is provided on the outer side wall of each of the second seals, and a gap is left between two adjacent second protrusions.

[0013] Preferably, there are multiple second protrusions.

[0014] Preferably, it further includes a wire harness, the wire harness can be electrically connected to the pin assembly, and the potting block can completely wrap the connection part of the wire harness and the pin assembly.

[0015] Preferably, it further includes a protective tube, the protective tube is fixedly connected to one end of the potting block away from the cover body, and the protective tube is sleeved outside the wire harness.

[0016] Preferably, the end face of the second seal close to the socket body is a third sealing surface, and the projection of the inner edge of the opening at the first end of the socket body on the third sealing surface is located inside the third sealing surface.

[0017] Preferably, the cover body and the first end of the socket body form a rotational connection about a rotation axis, the rotation axis is perpendicular to the center line of the cover body, the cover body can be opened and closed by rotating about the rotation axis, and the cover body can be held in the closed state.

[0018] Preferably, it further includes a rotating shaft and a torsion spring, the rotating shaft is fixedly connected to the socket body, the rotating shaft is rotationally connected to the cover body, the torsion spring is sleeved outside the rotating shaft, and the two force arms of the torsion spring can respectively abut against the socket body and the cover body. The cover body can be held in the closed state under the elastic force of the torsion spring, and the axis of the rotating shaft is the rotation axis.

[0019] Preferably, the potting block is an AB glue block, the first seal and the second seal are both rubber seals, and the cover body is a plastic cover.

[0020] Preferably, the protective tube is a corrugated tube.

[0021] The utility model has achieved the following technical effects compared with the prior art:

[0022] The utility model provides a 12-core socket connector, which includes a socket body, a cover body, a pin assembly, a first seal, a second seal and a potting block. The first end of the socket body has an annular first sealing surface, and the first sealing surface is located outside the pin assembly; the cover body can be connected to the first end of the socket body, and the end surface of the side wall of the cover body close to the socket body is the second sealing surface; a first protrusion is arranged on the inner bottom wall of the cover body; the first seal is annular, and the first seal is arranged between the second sealing surface and the first sealing surface; the second seal is connected to the inner cavity of the cover body, and the second seal is arranged between the inner bottom wall of the cover body and the opening of the first end of the socket body, and the second seal can completely seal the opening of the first end of the socket body; a first groove is arranged at one end of the second seal away from the pin assembly, and the first protrusion can be inserted into the first groove, and the first protrusion can limit the movement of the second seal in the direction perpendicular to the center line of the cover body; the potting block is bonded to the second end of the socket body, the potting block can wrap the second end of the pin assembly, and the outer side wall of the potting block is hermetically connected to the inner side wall of the socket body.

[0023] A first seal is arranged between the second sealing surface and the first sealing surface, so as to form a sealed connection between the first end of the socket body and the cover body, and realize the first layer of sealing at the first end of the 12-core socket connector; a second seal is arranged between the inner bottom wall of the cover body and the opening of the first end of the socket body to prevent liquid from entering the pin assembly, and realize the second layer of sealing at the first end of the 12-core socket connector; when the cover body is connected to the socket body, the first end of the 12-core socket connector is sealed by using double seals; the second end of the 12-core socket connector is sealed by the potting block; the sealing effect is good, and the waterproof level can be improved. During installation, the size of the first protrusion can match the size of the first groove, and the outer side wall of the first protrusion can contact the inner side wall corresponding to the first groove to limit the second seal and prevent the second seal from shaking, thereby improving the sealing effect. Description of the Drawings

[0024] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the embodiments. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0025] Figure 1 It is an exploded view of the 12-core socket connector provided by the present utility model;

[0026] Figure 2 It is a top view of the 12-core socket connector provided by the present utility model;

[0027] Figure 3 For Figure 2Cross-sectional view taken along A-A;

[0028] Figure 4 Structural schematic diagram of the second seal provided by the present utility model;

[0029] Figure 5 Structural schematic diagram of the cover body provided by the present utility model;

[0030] In the figure: 100, 12-core socket connector; 1, socket body; 101, first sealing surface; 2, cover body; 201, second sealing surface; 202, first protrusion; 3, pin assembly; 4, first seal; 5, second seal; 501, first groove; 502, second protrusion; 503, third sealing surface; 6, potting block; 7, protection tube; 8, rotating shaft; 9, torsion spring. Detailed implementation manners

[0031] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0032] The purpose of the present utility model is to provide a 12-core socket connector to solve the problems existing in the prior art and have better waterproof performance.

[0033] To make the above objects, features, and advantages of the present utility model more obvious and understandable, the present utility model will be further described in detail below with reference to the accompanying drawings and specific implementation manners.

[0034] As Figures 1 to 5 shown, the present utility model provides a 12-core socket connector 100, including a socket body 1, a cover body 2, a pin assembly 3, a first seal 4, a second seal 5, and a potting block 6, wherein:

[0035] The pin assembly 3 is sleeved inside the socket body 1;

[0036] The first end of the socket body 1 has an annular first sealing surface 101, and the first sealing surface 101 is located on the outer circle of the pin assembly 3;

[0037] The cover body 2 can be connected to the first end of the socket body 1. The end face of the side wall of the cover body 2 close to the socket body 1 is the second sealing surface 201; a first protrusion 202 is provided on the inner bottom wall of the cover body 2;

[0038] The first seal 4 is annular, and the first seal 4 is arranged between the second sealing surface 201 and the first sealing surface 101;

[0039] The second seal 5 is connected inside the inner cavity of the cover body 2. The second seal 5 is arranged between the inner bottom wall of the cover body 2 and the opening at the first end of the socket body 1. The second seal 5 can completely seal the opening at the first end of the socket body 1. A first groove 501 is arranged at one end of the second seal 5 away from the pin assembly 3. The first protrusion 202 can be inserted into the first groove 501, and the first protrusion 202 can limit the movement of the second seal 5 in the direction perpendicular to the center line of the cover body 2.

[0040] The potting block 6 is bonded to the second end of the socket body 1. The potting block 6 can wrap the second end of the pin assembly 3, and the outer side wall of the potting block 6 is hermetically connected to the inner side wall of the socket body 1.

[0041] A first seal 4 is arranged between the second sealing surface 201 and the first sealing surface 101, so as to form a sealed connection between the first end of the socket body 1 and the cover body 2, realizing the first layer of sealing at the first end of the 12-pin socket connector 100. A second seal 5 is arranged between the inner bottom wall of the cover body 2 and the opening at the first end of the socket body 1 to prevent liquid from entering the pin assembly 3, realizing the second layer of sealing at the first end of the 12-pin socket connector 100. When the cover body 2 is connected to the socket body 1, the first end of the 12-pin socket connector 100 is sealed by a double seal. The second end of the 12-pin socket connector 100 is sealed by the potting block 6, and the sealing effect is good. During installation, the size of the first protrusion 202 can match the size of the first groove 501, and the outer side wall of the first protrusion 202 can contact the corresponding inner side wall of the first groove 501 to limit the second seal 5 and prevent the second seal 5 from shaking, improving the sealing effect.

[0042] As a preferred embodiment, the surface of the second seal 5 away from the socket body 1 can match the inner wall of the cover body 2 away from the socket body 1, and the surface of the second seal 5 away from the socket body 1 can completely contact the inner wall of the cover body 2 away from the socket body 1.

[0043] In this embodiment, at least one annular second protrusion 502 is arranged on the outer side wall of each second seal 5, and a gap is left between two adjacent second protrusions 502. As a preferred embodiment, the center line of the second protrusion 502 is parallel or collinear with the center line of the socket body 1.

[0044] In this embodiment, there are multiple second protrusions 502.

[0045] In this embodiment, a wire harness is further included. The wire harness can be electrically connected to the pin assembly 3, and the potting block 6 can completely wrap the connection part of the wire harness and the pin assembly 3 to realize the sealing of the 12-pin socket connector 100.

[0046] In this embodiment, it further includes a protective tube 7. The protective tube 7 is fixedly connected to one end of the potting block 6 away from the cover body 2, and the protective tube 7 is sleeved outside the wire harness.

[0047] In this embodiment, the end face of the second seal 5 close to one end of the socket body 1 is the third sealing surface 503, and the projection of the inner edge of the opening at the first end of the socket body 1 on the third sealing surface 503 is located inside the third sealing surface 503, so that the second seal 5 can completely seal the opening at the first end of the socket body 1.

[0048] In this embodiment, the cover body 2 and the first end of the socket body 1 are rotatably connected about a rotation axis, the rotation axis is perpendicular to the center line of the cover body 2, the cover body 2 can be opened and closed by rotating about the rotation axis, and the cover body 2 can be held in the closed state. When the 12-pin socket connector 100 needs to be connected to a plug, the cover body 2 is opened, the plug is connected to the pin assembly 3, and when the socket is not in use, the plug is unplugged, and the cover body 2 is kept in the closed state for waterproof protection.

[0049] In this embodiment, it further includes a rotating shaft 8 and a torsion spring 9. The rotating shaft 8 is fixedly connected to the socket body 1, the rotating shaft 8 is rotatably connected to the cover body 2, the torsion spring 9 is sleeved outside the rotating shaft 8, and the two force arms of the torsion spring 9 can respectively abut against the socket body 1 and the cover body 2. The cover body 2 can be held in the closed state under the elastic force of the torsion spring 9, and the axis of the rotating shaft 8 is the rotation axis. When it is necessary to open the cover body 2, an external force is applied to the cover body 2 to make the cover body 2 rotate about the rotation axis and twist the torsion spring 9 until the cover body 2 is opened; when it is necessary to close the cover body 2, the external force is cancelled or reduced, so that the cover body 2 is reset to the closed state under the action of the torsion spring 9.

[0050] As a preferred embodiment, the socket body 1 and the cover body 2 are provided with a snap-fit structure that can cooperate with each other. After the cover body 2 is closed under the action of the torsion spring 9, the socket body 1 and the cover body 2 are locked through the snap-fit structure on the socket body 1 and the cover body 2, so that the cover body 2 is better kept closed, and further the waterproof performance of the 12-pin socket connector 100 is ensured.

[0051] In this embodiment, the potting block 6 is an AB glue block, the first seal 4 and the second seal 5 are both rubber seals, and the cover body 2 is a plastic cover. The first seal 4 is bonded to the first sealing surface 101.

[0052] In this embodiment, the protective tube 7 is a corrugated tube. The rotating shaft 8 is a pin, and the pin is in interference fit with the socket body 1 to achieve fixed connection.

[0053] In this embodiment, the pin assembly 3 includes a plurality of pin bodies, and both ends of each pin body are respectively used for connecting with a wire harness and a contact pin of a plug. The wire harness includes a plurality of core wires, and one end of each core wire extends into the socket body 1 and is fixedly connected to one end of a pin body away from the cover body 2.

[0054] For the 12-pin socket connector 100 of this embodiment, the waterproof level at one end of the cover body 2 can reach IPX7, and the waterproof level at the wire harness end can reach IPX9K.

[0055] The assembly method of the 12-pin socket connector 100 in this embodiment is as follows:

[0056] First, assemble the socket body 1, the pin assembly 3, the first seal 4, and the core wires, which is defined as combination (one);

[0057] Second, assemble the cover body 2 and the second seal 5, preferably by bonding, which is defined as combination (two).

[0058] Third, assemble combination (one), combination (two), the torsion spring 9, the pin, and the bellows. Then, pour AB glue at the second end of the socket body 1.

[0059] In the present utility model, specific examples are used to elaborate on the principle and implementation manner of the present utility model. The description of the above embodiments is only used to help understand the method and its core idea of the present utility model; at the same time, for those of ordinary skill in the art, according to the idea of the present utility model, there will be changes in the specific implementation manner and application scope. In summary, the content of this specification should not be construed as a limitation to the present utility model.

Claims

1. A 12-core socket connector, characterized in that: It includes a socket body, a cover, a pin assembly, a first seal, a second seal and a potting block, wherein: The pin assembly is sleeved inside the socket body; The first end of the socket body has an annular first sealing surface, and the first sealing surface is located on the outer circle of the pin assembly; The cover can be connected to the first end of the socket body, and the end face of the side wall of the cover close to the socket body is the second sealing surface; a first protrusion is provided on the inner bottom wall of the cover; The first seal is annular, and the first seal is arranged between the second sealing surface and the first sealing surface; The second seal is hermetically connected inside the cavity of the cover, and the second seal can cover and seal the opening at the first end of the socket body; a first groove is provided at one end of the second seal away from the pin assembly, and the first protrusion can be inserted into the first groove, and the first protrusion can limit the movement of the second seal in the direction perpendicular to the center line of the cover; The potting block is bonded to the second end of the socket body, the potting block can wrap the second end of the pin assembly, and the outer side wall of the potting block is hermetically connected to the inner side wall of the socket body.

2. The 12-core socket connector according to claim 1, wherein: At least one second protrusion is provided on the outer side wall of each second seal, and a gap is left between two adjacent second protrusions.

3. The 12-core socket connector according to claim 2, wherein: There are multiple second protrusions.

4. The 12-core socket connector according to claim 1, wherein: It further includes a wire harness, the wire harness can be electrically connected to the pin assembly, and the potting block can completely wrap the connection part of the wire harness and the pin assembly.

5. The 12-core socket connector according to claim 4, characterized in that: It further includes a protective tube, the protective tube is fixedly connected to the end of the potting block away from the cover, and the protective tube is sleeved outside the wire harness.

6. The 12-core socket connector according to claim 1, wherein: The end face of the second seal close to the socket body is the third sealing surface, and the projection of the inner edge of the opening at the first end of the socket body on the third sealing surface is located inside the third sealing surface.

7. The 12-core socket connector according to claim 1, characterized in that: The cover and the first end of the socket body form a rotational connection around a rotation axis, the rotation axis is perpendicular to the center line of the cover, the cover can be opened and closed by rotating around the rotation axis, and the cover can be held in the closed state.

8. The 12-core socket connector according to claim 7, characterized in that: It further includes a rotating shaft and a torsion spring, the rotating shaft is fixedly connected to the socket body, the rotating shaft is rotationally connected to the cover, the torsion spring is sleeved outside the rotating shaft, and the two force arms of the torsion spring can respectively abut against the socket body and the cover, and the cover can be held in the closed state under the elastic force of the torsion spring, and the axis of the rotating shaft is the rotation axis.

9. The 12-core socket connector according to claim 1, characterized in that: The potting block is an AB glue block, the first seal and the second seal are both rubber seals, and the cover is a plastic cover.

10. The 12-core socket connector according to claim 5, characterized in that: The protective tube is a corrugated tube.

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