CN217006213U

CN217006213U - A waterproof testing arrangement for car wiring harness assembly

Info

Publication number: CN217006213U
Application number: CN202123095654.1U
Authority: CN
Inventors: 赵文亮; 朱江
Original assignee: Shiyan Taoyuan Auto Parts Co ltd
Current assignee: Shiyan Taoyuan Auto Parts Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-07-19
Anticipated expiration: 2031-12-10

Abstract

The utility model discloses a waterproof test device for an automobile wire harness assembly, which comprises a fixed compression plate, a connecting cross rod, a connector body, a spring, a dynamic compression plate, a second cushion and a handle, wherein water is filled into a water belt through a water inlet hole, after standing for a period of time, the water seepage condition at the bottom end of the connector body is observed, if water seeps out, the waterproof performance of the connector body is poor, if no water seeps out, the sealing performance of the connector body is good and meets the requirement, the operation is simple and convenient, the use is convenient, because the outer diameter of a limiting ring is larger than the aperture of a perforation, the limiting ring is positioned at the top of a supporting transverse plate to realize the suspension support of the water belt, the spring extrudes the dynamic compression plate through the elastic fit of the spring, the dynamic compression plate extrudes the connector body, and simultaneously, the connector body is extruded and clamped between the fixed compression plate and the dynamic compression plate through the fit of the fixed compression plate, through setting up the wrench, the personnel of being convenient for carry this device.

Description

A waterproof testing arrangement for car wiring harness assembly

Technical Field

The utility model relates to the technical field of automobile wire harnesses, in particular to a waterproof testing device for an automobile wire harness assembly.

Background

The automobile wire harness is a network main body of an automobile circuit, and the automobile circuit does not exist without the wire harness. The wire harness is a component in which a contact terminal (connector) punched from a copper material is crimped with a wire and cable, and then an insulator is molded or pressed on the outside thereof or a metal case is added to the wire harness to form a connection circuit. The wiring harness installation position has the difference between a dry area and a wet area, the wiring harness at the positions of a cab, a luggage compartment and the like does not need special waterproof protection treatment, and the wiring harness on an installation frame or exposed wiring harness needs special waterproof protection treatment. The service life of the wire harness and the stability of signal transmission can be directly influenced by the quality of waterproof protection treatment. At present, the mode of airtight verification is mostly about 1500mm deep immersion barrels, and the wiring harness termination plug-in and the electric device are immersed in water together for 30min to test the protection performance.

At present, a simple and convenient device for detecting the waterproof performance of an automobile wire harness connector is absent in the market, and therefore a waterproof testing device for an automobile wire harness assembly is provided for optimizing the waterproof performance.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a waterproof testing device for an automobile wire harness assembly, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a waterproof testing arrangement for car wiring harness assembly, includes the base, base top symmetry fixedly connected with first curb plate and second curb plate, the common fixedly connected with in first curb plate and second curb plate top supports the diaphragm, vertically run through on the support diaphragm and seted up the perforation, fenestrate inboard cover is equipped with the hosepipe, the top fixedly connected with spacing ring of hosepipe, vertically seted up the inlet opening on the spacing ring, the spacing ring sets up in supporting the diaphragm top, the below of supporting the diaphragm is provided with connects the connector body, the upper portion of connecting the connector body inserts to the bottom inboard of hosepipe, the hosepipe is provided with the round hot melt adhesive sealing layer with the junction of connecting the connector body.

As a further scheme of the utility model: the utility model discloses a connector, including first curb plate, pressure strip, lateral wall, sliding connection, slide bar, the one end fixedly connected with of second curb plate connects the horizontal pole, the one end fixedly connected with of connecting the horizontal pole decides the pressure strip, decide the first cushion of one side fixedly connected with of pressure strip, the lateral wall of first cushion closely laminates with the lateral wall that connects the connector body, transversely run through sliding connection on the first curb plate and have the slide bar, the one end fixedly connected with handle of slide bar, the other end fixedly connected with of slide bar moves the pressure strip, move one side fixedly connected with second cushion of pressure strip, the lateral wall of second cushion closely laminates with the lateral wall that connects the connector body, the outside cover of slide bar is equipped with the spring, the one end of spring and the tight lateral wall fixed connection of dynamic pressure strip, the other end of spring and the lateral wall fixed connection of first curb plate.

As a still further scheme of the utility model: the fixed compression plate and the dynamic compression plate are arranged correspondingly.

As a still further scheme of the utility model: the aperture of the water inlet hole is equal to the inner diameter of the water hose.

As a still further scheme of the utility model: the outer diameter of the limiting ring is larger than the aperture of the through hole.

As a still further scheme of the utility model: the first cushion and the second cushion are both rubber cushions.

As a still further scheme of the utility model: the top of the supporting transverse plate is hinged with a wrench.

Compared with the prior art, the utility model has the beneficial effects that:

1. fill water in to the waters zone through the inlet hole, after a period of stewing, observe the infiltration condition of connecing the connector body bottom, if there is water to ooze, then prove to connect the waterproof performance who connects the connector body not good, if no water oozes, then prove to connect the leakproofness of connecting the connector body and well satisfy the needs, easy operation is convenient, convenient to use.

2. Because the external diameter of spacing ring is greater than fenestrate aperture for the spacing ring is located the suspension support that supports diaphragm top realization to the hosepipe, and through the elastic fit of spring, the spring extrudees dynamic pressure pinch plate, and dynamic pressure pinch plate extrudees the connector body, and simultaneously through the cooperation of deciding the pressure strip, make the connector body by the extrusion centre gripping between level pressure pinch plate and dynamic pressure pinch plate.

3. Through setting up the wrench hand, the personnel of being convenient for carry this device, through set up first cushion and second cushion on the tight board of level pressure and dynamic pressure, reduce the tight board of level pressure and dynamic pressure and to the tight board extrusion of ware body of inserting and cause its risk of damaging.

Drawings

FIG. 1 is a schematic structural diagram of a waterproof test device for an automotive wiring harness assembly.

Fig. 2 is an enlarged view of a portion a of the waterproof test device for the automotive wire harness assembly.

FIG. 3 is a front view of a water resistance testing device for an automotive wiring harness assembly.

Shown in the figure: the water tap comprises a screw handle 1, a limiting ring 2, a supporting transverse plate 3, a first side plate 4, a base 5, a first soft cushion 6, a fixed pressing plate 7, a connecting transverse rod 8, a connector body 9, a hot melt adhesive sealing layer 10, a second side plate 11, a water band 12, a through hole 13, a water inlet hole 14, a sliding rod 15, a spring 16, a dynamic pressing plate 17, a second soft cushion 18 and a handle 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, in the embodiment of the present invention, a waterproof testing apparatus for an automobile wire harness assembly includes a base 5, a first side plate 4 and a second side plate 11 are symmetrically and fixedly connected to the top of the base 5, a supporting transverse plate 3 is fixedly connected to the tops of the first side plate 4 and the second side plate 11 together, a through hole 13 is longitudinally formed in the supporting transverse plate 3, a water hose 12 is sleeved on the inner side of the through hole 13, a limit ring 2 is fixedly connected to the top end of the water hose 12, a water inlet 14 is longitudinally formed in the limit ring 2, the limit ring 2 is arranged on the top of the supporting transverse plate 3, a connector body 9 is arranged below the supporting transverse plate 3, the connector body 9 is a connector with a wire harness after being assembled in a normal production state, the upper portion of the connector body 9 is inserted into the bottom end of the water hose 12, wherein the upper portion of the connector body 9 is an electrical appliance insertion end, a circle of hot melt adhesive sealing layer 10 is arranged at the joint of the water hose 12 and the connector body 9, the hot melt adhesive sealing layer 10 is used for sealing the joint of the water hose 12 and the connector body 9, one side of the second side plate 11 is fixedly connected with a connecting cross rod 8, one end of the connecting cross rod 8 is fixedly connected with a fixed pressure plate 7, one side of the fixed pressure plate 7 is fixedly connected with a first soft cushion 6, the side wall of the first soft cushion 6 is tightly attached to the side wall of the connector body 9, the first side plate 4 is transversely and slidably connected with a slide rod 15, one end of the slide rod 15 is fixedly connected with a handle 19, the other end of the slide rod 15 is fixedly connected with a movable pressure plate 17, one side of the movable pressure plate 17 is fixedly connected with a second soft cushion 18, the side wall of the second soft cushion 18 is tightly attached to the side wall of the connector body 9, and a spring 16 is sleeved outside the slide rod 15, one end of the spring 16 is fixedly connected with the side wall of the dynamic compression plate 17, the other end of the spring 16 is fixedly connected with the side wall of the first side plate 4, the fixed compression plate 7 is arranged corresponding to the dynamic compression plate 17, the aperture of the water inlet hole 14 is equal to the inner diameter of the water hose 12, the outer diameter of the limit ring 2 is larger than the aperture of the through hole 13, the first cushion 6 and the second cushion 18 are both rubber cushions, and the top of the supporting transverse plate 3 is hinged with a wrench 1.

The working principle of the utility model is as follows:

when the water-saving connector is used, the connector body 9 is carried to a use place by screwing the wrench 1, after the connector body 9 is installed according to the mode in figure 1, because the outer diameter of the limiting ring 2 is larger than the aperture of the through hole 13, the limiting ring 2 is positioned at the top of the supporting transverse plate 3 to realize the suspension support of the water hose 12, through the elastic fit of the spring 16, the spring 16 extrudes the dynamic compression plate 17, the dynamic compression plate 17 extrudes the connector body 9, meanwhile, through the fit of the dynamic compression plate 7, the connector body 9 is extruded and clamped between the dynamic compression plate 7 and the dynamic compression plate 17, through the arrangement of the first soft cushion 6 and the second soft cushion 18 on the dynamic compression plate 7 and the dynamic compression plate 17, the risk that the connector body 9 is extruded by the dynamic compression plate 7 and the dynamic compression plate 17 to cause damage is reduced, the water is filled into the water hose 12 through the water inlet hole 14, after a period of standing, the water seepage condition at the bottom end of the connector body 9 is observed, if water seeps out, the waterproof performance of the connector body 9 is not good, and if no water seeps out, the sealing performance of the connector body 9 is good and meets the requirement.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. A waterproof testing arrangement for car wiring harness assembly, includes base (5), its characterized in that: the top of the base (5) is symmetrically and fixedly connected with a first side plate (4) and a second side plate (11), the top parts of the first side plate (4) and the second side plate (11) are fixedly connected with a supporting transverse plate (3) together, a through hole (13) is longitudinally arranged on the supporting transverse plate (3) in a penetrating way, a water band (12) is sleeved on the inner side of the through hole (13), the top end of the water hose (12) is fixedly connected with a limiting ring (2), a water inlet hole (14) is longitudinally formed in the limiting ring (2), the limiting ring (2) is arranged on the top of the supporting transverse plate (3), the connector body (9) is arranged below the supporting transverse plate (3), the upper part of the connector body (9) is inserted into the inner side of the bottom end of the water hose (12), and a circle of hot melt adhesive sealing layer (10) is arranged at the joint of the water hose (12) and the connector body (9).

2. The waterproof test device for an automotive wire harness assembly according to claim 1, characterized in that: one side of the second side plate (11) is fixedly connected with a connecting cross rod (8), one end of the connecting cross rod (8) is fixedly connected with a fixed pressing plate (7), one side of the fixed pressing plate (7) is fixedly connected with a first cushion (6), the side wall of the first cushion (6) is tightly attached to the side wall of the connector body (9), the first side plate (4) is transversely penetrated and slidably connected with a sliding rod (15), one end of the sliding rod (15) is fixedly connected with a handle (19), the other end of the sliding rod (15) is fixedly connected with a movable pressing plate (17), one side of the movable pressing plate (17) is fixedly connected with a second cushion (18), the side wall of the second cushion (18) is tightly attached to the side wall of the connector body (9), a spring (16) is sleeved on the outer side of the sliding rod (15), one end of the spring (16) is fixedly connected with the side wall of the movable pressing plate (17), the other end of the spring (16) is fixedly connected with the side wall of the first side plate (4).

3. The waterproof test device for an automotive wire harness assembly according to claim 2, characterized in that: the fixed compression plate (7) and the dynamic compression plate (17) are arranged correspondingly.

4. The waterproof test device for an automotive wire harness assembly according to claim 1, characterized in that: the aperture of the water inlet hole (14) is equal to the inner diameter of the water hose (12).

5. The waterproof test device for an automotive wire harness assembly according to claim 1, characterized in that: the outer diameter of the limiting ring (2) is larger than the aperture of the through hole (13).

6. The waterproof test device for an automotive wire harness assembly according to claim 2, characterized in that: the first soft pad (6) and the second soft pad (18) are both rubber soft pads.

7. The waterproof test device for an automotive wire harness assembly according to claim 1, characterized in that: the top of the supporting transverse plate (3) is hinged with a twisting handle (1).