Socket aperture protective cap

Abstract

The utility model discloses a socket aperture protective cap, belongs to the technical field of connectors, and solves the problem that a socket aperture of a conventional wire harness connector is easy to damage due to the lack of protection. The protective cover comprises a protective cover, the size of the inner wall of the protective cover is matched with the size of the outer wall of the connector, a sealing column is arranged in a groove of the protective cover in a protruding mode, the protruding height of the sealing column is larger than the groove depth of the protective cover, and the shape of the sealing column is matched with the shape of a socket hole of the connector. The outer wall of the sealing column is provided with at least two sealing rings, the size of the outer wall of each sealing ring is matched with the size of the inner wall of the socket hole, one side of the protective cover is further provided with a handle, and the protective cover, the sealing column, the sealing rings and the handle are all made of rubber materials. The socket aperture protective cap of the utility model can effectively protect the terminal of the connector and realize rapid disassembly and assembly without affecting the subsequent engine test run and the whole vehicle assembly.

Description

Technical Field

[0001] The utility model relates to the technical field of wire harness connectors, and more specifically, to a socket hole protective cap. Background Art

[0002] From the production of the wiring harness to the process of loading the vehicle, the engine is cleaned and placed in the outdoor warehouse of the car factory for storage. For the socket holes of some connectors, due to the lack of protection, foreign objects such as dust and water are found to enter the socket holes during loading at the car factory, resulting in problems such as terminal deformation and corrosion, which seriously affect the quality of the engine products. In order to avoid such problems, the traditional practice is to wrap a layer of film or tape around the outside of the socket hole to prevent dust, water and other impurities from entering. However, the film or tape is usually thin and easily damaged by bumps, and the protective effect is still poor. In addition, the film or tape has poor temperature resistance and is easily damaged during engine testing.

[0003] Therefore, it is urgent to design a socket hole protective cap to solve the above problems. Utility Model Content

[0004] The technical problem to be solved by the utility model is to address the above-mentioned deficiencies in the prior art, and its purpose is to provide a socket hole protective cap that can effectively protect the terminals of the connector and achieve quick disassembly and assembly without affecting subsequent engine testing and vehicle assembly.

[0005] The technical solution of the utility model is as follows: a socket hole protective cap, comprising a protective cover, the inner wall size of the protective cover is adapted to the outer wall size of the connector, a sealing column is provided on the protrusion in the protective cover groove, the protrusion height of the sealing column is greater than the groove depth of the protective cover, the shape of the sealing column is adapted to the shape of the socket hole of the connector, the outer wall of the sealing column is provided with at least two sealing rings, the outer wall size of the sealing ring is adapted to the inner wall size of the socket hole, a handle is also provided on one side of the protective cover, and the protective cover, sealing column, sealing ring and handle are all made of rubber or nylon.

[0006] As a further improvement, a plurality of recessed grooves are provided on the side of the protective cover opposite to the sealing column, and the recessed grooves extend along the protruding direction of the sealing column.

[0007] Furthermore, the protective cover, sealing column, sealing ring, handle and sink are an integrally formed structure.

[0008] Furthermore, a protrusion is provided at the bottom of the handle on one side away from the protective cover.

[0009] Furthermore, there are three sealing rings in total, and the three sealing rings are interference fit with the inner wall of the socket hole, and the outer wall dimensions of the three sealing rings gradually decrease along the protruding direction of the sealing column.

[0010] Furthermore, there is a clearance fit between the protective cover and the connector.

[0011] Furthermore, the wall thickness of the handle is greater than the wall thickness of the protective cover.

[0012] Furthermore, the protruding height of the sealing column is smaller than the distance between the top of the connector and the top of the terminal.

[0013] Furthermore, a model label is provided on the top of the protective cover.

[0014] Beneficial Effects

[0015] Compared with the prior art, the utility model has the following advantages:

[0016] The protective cap of the utility model can be buckled on the top of the connector during the connector assembly process, and the first layer of sealing is formed by the contact between the protective cover and the outer wall of the connector to block some large particles of impurities. At this time, the sealing column is inserted into the socket hole of the connector, and the second layer of sealing is formed by the contact between the sealing ring and the inner wall of the socket hole. The two-layer sealing structure can greatly improve the sealing of the connector terminal, and the setting of the handle makes it convenient to pull out the protective cap when assembling the whole vehicle, which is very convenient to use. At the same time, the protective cap made of rubber material can not only meet the high-temperature resistant test requirements, but also has a certain plasticity, which is convenient to be pressed into the connector. The protective cap can effectively protect the connector terminals and realize quick disassembly and assembly without affecting the subsequent engine test and vehicle assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of a connector in the prior art;

[0018] Figure 2 It is a three-dimensional structural schematic diagram of the utility model;

[0019] Figure 3 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0020] Figure 4 It is a three-dimensional structural schematic diagram of the utility model when in use.

[0021] Among them: 1-protective cover, 2-connector, 3-sealing column, 4-socket hole, 5-sealing ring, 6-handle, 7-sink, 8-protrusion, 9-terminal. DETAILED DESCRIPTION

[0022] The present invention will be further described below with reference to the specific embodiments in the accompanying drawings.

[0023] The utility model discloses a socket hole protective cap, which is used for Figure 1The socket hole corresponding to the connector shown is protected. The connector is a product in the prior art, which includes a connector 2, a socket hole 4 and a terminal 9, wherein the socket hole 4 is opened in the connector 2, and the terminal is located at the bottom of the inner cavity of the socket hole 4.

[0024] like Figure 2-4 As shown, the protective cap of the utility model includes a protective cover 1, wherein the inner wall size of the protective cover 1 is matched with the outer wall size of the connector 2, so that the protective cover 1 can be buckled on the top of the connector 2, and a sealing column 3 is protruded in the groove of the protective cover 1, and the protruding height of the sealing column 3 is greater than the groove depth of the protective cover 1, which can increase the contact area between the sealing column 3 and the inner wall of the socket hole 4, thereby improving the sealing effect, and the shape of the sealing column 3 is matched with the shape of the socket hole 4 of the connector 2 to ensure that the sealing column 3 can be inserted into the socket hole 4, and at least two sealing rings 5 ​​are provided on the outer wall of the sealing column 3, and the outer wall size of the sealing ring 5 is matched with the inner wall size of the socket hole 4, so that the sealing ring 5 contacts the inner wall of the socket hole 4 to form a seal, and a handle 6 is also provided on one side of the protective cover 1 to facilitate pulling out the protective cap, and the protective cover 1, the sealing column 3, the sealing ring 5 and the handle 6 are all made of rubber or nylon, and can be specifically made of high-temperature resistant rubber material to ensure the high-temperature resistance of the protective cap.

[0025] The protective cap of the utility model can buckle the protective cover 1 on the top of the connector 2 during the connector assembly process, and form a first layer of sealing by utilizing the contact between the protective cover 1 and the outer wall of the connector 2. At this time, the sealing column 3 is inserted into the socket hole 4 of the connector 2, and the second layer of sealing is formed by utilizing the contact between the sealing ring 5 and the inner wall of the socket hole 4. The two-layer sealing structure can greatly improve the sealing of the terminal 9 of the connector 2, and the setting of the handle 6 makes it convenient to pull out the protective cap when assembling the whole vehicle, which is very convenient to use. At the same time, the protective cap made of rubber material can not only meet the high-temperature resistant test requirements, but also has a certain plasticity, which is convenient to be pressed into the connector. The protective cap can effectively protect the terminals of the connector and realize quick disassembly and assembly, and does not affect the subsequent engine test and vehicle assembly.

[0026] Preferably, a plurality of recesses 7 are provided on the side of the protective cover 1 opposite to the sealing column 3, and the recesses 7 extend along the protruding direction of the sealing column 3, which can reduce the weight of the protective cover 1, reduce the material used, reduce the manufacturing cost, and improve the structural strength of the protective cover 1. The plurality of recesses 7 are arranged in two rows, which is easy to open the mold and more beautiful.

[0027] Preferably, the protective cover 1, the sealing column 3, the sealing ring 5, the handle 6, and the sink 7 are an integrally formed structure, which is easy to manufacture and has better structural strength.

[0028] Preferably, a protrusion 8 is further provided at the bottom of the handle 6 on the side away from the protective cover 1, and the protrusion 8 facilitates grasping the handle 6 to pull out the protective cap.

[0029] Preferably, there are three sealing rings 5, and the three sealing rings 5 ​​are interference fit with the inner wall of the socket hole 4 to ensure its sealing performance, and the outer wall size of the three sealing rings 5 ​​gradually decreases along the protruding direction of the sealing column 3, which facilitates the insertion of the sealing column 3 into the socket hole 4.

[0030] Preferably, there is a clearance fit between the protective cover 1 and the connector 2, and the fit tolerance is 10-20 threads, so that the initial sealing is satisfied while facilitating insertion and removal.

[0031] Preferably, the wall thickness of the handle 6 is greater than the wall thickness of the protective cover 1 , so as to improve the structural strength of the handle 6 and prevent the handle 6 from being torn relative to the protective cover 1 .

[0032] Preferably, the protruding height of the sealing column 3 is smaller than the distance between the top of the connector 2 and the top of the terminal 9. After the protective cover 1 is buckled into place, there is still a certain distance between the bottom surface of the sealing column 3 and the terminal 9 to prevent the sealing column 3 from interfering with the terminal 9.

[0033] Preferably, a model label (not shown in the figure) is provided on the top of the protective cover 1. The model label can be set on the protective cover 1 in the form of inkjet coding or engraving to facilitate identification of the protective cover 1.

[0034] The above is only a preferred embodiment of the present invention. It should be pointed out that for those skilled in the art, several modifications and improvements can be made without departing from the structure of the present invention, which will not affect the effect of the implementation of the present invention and the practicality of the patent.

Claims

1. A socket hole protective cap, characterized in that: The protective cover (1) comprises an inner wall size of the protective cover (1) that matches the outer wall size of the connector (2); a sealing column (3) is provided in a protrusion in the groove of the protective cover (1); the protrusion height of the sealing column (3) is greater than the groove depth of the protective cover (1); the shape of the sealing column (3) matches the shape of the socket hole (4) of the connector (2); at least two sealing rings (5) are provided on the outer wall of the sealing column (3); the outer wall size of the sealing ring (5) matches the inner wall size of the socket hole (4); a handle (6) is also provided on one side of the protective cover (1); the protective cover (1), the sealing column (3), the sealing ring (5) and the handle (6) are all made of rubber or nylon.

2. A socket hole protective cap according to claim 1, characterized in that: A plurality of recessed grooves (7) are provided on the side of the protective cover (1) opposite to the sealing column (3), and the recessed grooves (7) extend along the protruding direction of the sealing column (3).

3. A socket hole protective cap according to claim 2, characterized in that: The protective cover (1), the sealing column (3), the sealing ring (5), the handle (6) and the sink (7) are an integrally formed structure.

4. The socket hole protective cap according to claim 1, characterized in that: A protrusion (8) is also provided at the bottom of the handle (6) on the side away from the protective cover (1).

5. The socket hole protective cap according to claim 1, characterized in that: There are three sealing rings (5) in total, and the three sealing rings (5) are interference fit with the inner wall of the socket hole (4), and the outer wall dimensions of the three sealing rings (5) gradually decrease along the protruding direction of the sealing column (3).

6. A socket hole protective cap according to claim 5, characterized in that: There is a clearance fit between the protective cover (1) and the connector (2).

7. A socket hole protective cap according to any one of claims 1 to 6, characterized in that: The wall thickness of the handle (6) is greater than the wall thickness of the protective cover (1).

8. The socket hole protective cap according to claim 6, characterized in that: The protruding height of the sealing column (3) is smaller than the distance between the top of the connector (2) and the top of the terminal (9).

9. The socket hole protective cap according to claim 6, characterized in that: A model label is provided on the top of the protective cover (1).

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