CN220040173U

CN220040173U - Rubber spare waterproof performance test device

Info

Publication number: CN220040173U
Application number: CN202321215676.3U
Authority: CN
Inventors: 单国友; 李小羽; 赵玉峰; 张旭; 李攀; 李宏东
Original assignee: Shenyang Ziweiheng Detection Equipment Co ltd
Current assignee: Shenyang Ziweiheng Detection Equipment Co ltd
Priority date: 2023-05-19
Filing date: 2023-05-19
Publication date: 2023-11-17
Anticipated expiration: 2033-05-19

Abstract

The utility model provides a waterproof performance test device for a rubber part, which comprises a spray box body; the water outlet is arranged on the bottom wall of the spraying box body, and the water return pipe is arranged below the spraying box body and is connected with the water outlet; the circulating water tank is arranged below the water return pipe and is connected with the water return pipe; the water supply assembly is arranged on the side surface of the circulating water tank and is respectively connected with the spraying water tank and the circulating water tank; the water spraying hose is arranged in the spraying box body and is connected with the water supply assembly; the guide component is arranged in the spray box body and is respectively connected with the inner wall of the spray box body and the water spraying hose; the fixed joint is arranged at the end part of the guide assembly and sleeved outside the water spraying hose and is connected with the guide assembly. According to the utility model, the spray box body is connected with the water return pipe and the circulating water tank, so that the water for waterproof test is reused, and the length of the water spray hose extending out of the guide assembly can be fixed by the fixed joint, so that the adjusting range of the water spray hose is enlarged, and the waterproof performance test of rubber parts with different specifications is met.

Description

Rubber spare waterproof performance test device

Technical Field

The utility model belongs to the technical field of rubber part waterproofing, and particularly relates to a rubber part waterproofing performance test device.

Background

The test of the waterproof performance of the rubber part for the automobile wire harness is particularly important for automobile production, and along with the continuous development of the automobile industry, the waterproof requirement of each part of the automobile is also continuously improved, and the waterproof performance of the automobile is an important index of the automobile. The waterproof of the wire harness is an important content in the work of the wire harness, and once the waterproof of the wire harness fails, the waterproof of the wire harness easily causes abnormal work of each electric system in the automobile, influences the comfort of the whole automobile, and even further causes safety risks. Therefore, the waterproof performance test device for the automobile wire harness rubber member becomes particularly important.

At present, in the process of using tap water to carry out test, the waterproof performance test device for rubber spare in the current laboratory can't be retrieved after once using to test water, but test water reuse promptly to because the distance between spray pipe and the test rubber spare accommodation is little, can't make waterproof performance test device be applicable to the rubber spare of different specifications.

For this reason, in order to solve the above-mentioned problems, it is necessary to provide a device for testing the waterproof performance of rubber members.

Disclosure of Invention

The utility model aims to provide a waterproof performance testing device for rubber parts, which solves the technical problems that test water of the waterproof performance testing device in the prior art cannot be recycled and reused, and the waterproof performance testing device cannot be suitable for rubber parts with different specifications.

The utility model provides a waterproof performance test device for a rubber part, which comprises: a spray box body; the water return port is arranged on the bottom wall of the spray box body, and the water return pipe is arranged below the spray box body and connected with the water outlet; the circulating water tank is arranged below the water return pipe and is connected with the water return pipe; the water supply assembly is arranged on the side surface of the circulating water tank and is respectively connected with the spraying water tank and the circulating water tank; the water spraying hose is arranged in the spraying box body and is connected with the water supply assembly; the guide assembly is arranged in the spraying box body and is respectively connected with the inner wall of the spraying box body and the water spraying hose; the fixed joint is arranged at the end part of the guide assembly, sleeved outside the water spraying hose and connected with the guide assembly.

Optionally, the equipment box body is arranged outside the spraying box body and is connected with the spraying box body; the rubber part fixing device is arranged in the spraying box body and is connected with the inner wall of the spraying box body.

Optionally, the rubber fixing device includes: the positioning pin is arranged on the side wall of the spraying box body and is connected with the side wall of the spraying box body; the mounting hole is formed in the side wall of the spraying box body and is arranged adjacent to the positioning pin; the rubber part mounting plate is arranged on the side wall of the spraying box body and is connected with the mounting hole; the sealing buffer adhesive tape is arranged at the circumferential edge of the mounting hole and is connected with the mounting hole and the rubber mounting plate; the horizontal clamp is arranged inside the spraying box body and is connected with the side wall of the spraying box body and the rubber part mounting plate.

Optionally, the guide assembly comprises: the fixing frame is arranged in the spraying box body and is connected with the inner wall of the spraying box body; the guide plate is arranged on the side surface of the fixing frame, which is close to the rubber part fixing device, and is connected with the fixing frame; the guide pipe is arranged on the side face of the guide plate, which is close to the rubber part fixing device, and is connected with the guide plate.

Optionally, the number of guide tubes is a plurality.

Optionally, the touch display screen is arranged at the upper part of the equipment box body and is connected with the equipment box body.

Optionally, the filtering net cover is arranged between the spraying box body and the water return pipe and is respectively connected with the spraying box body and the water return pipe.

Optionally, the water supply assembly comprises: the filter is arranged on the side surface of the circulating water tank and is connected with the circulating water tank; the circulating water spraying booster pump is arranged on the side face of the filter and is connected with the filter.

Optionally, the water supply assembly further comprises: the overflow pipe is arranged between the circulating water tank and the circulating water spray booster pump and is connected with the circulating water tank; the overflow valve is arranged between the overflow pipe and the circulating water spray booster pump and is respectively connected with the overflow pipe and the circulating water spray booster pump.

Optionally, the water supply assembly further comprises: the pressure difference sensor is arranged at the upper end of the circulating water spraying booster pump and is connected with the circulating water spraying booster pump.

Compared with the prior art, the utility model provides the waterproof performance test device for the rubber piece, the water return pipe is arranged at the water outlet at the bottom of the spraying box body, so that the water return pipe is communicated with the circulating water tank and the water supply assembly, water for the waterproof performance test of the rubber piece can be recycled, after the water spraying hose extends out through the guide assembly, the fixing joint can fix the water spraying hose after the length of the water spraying hose extending out of the guide assembly is adjusted, and the distance between the water spraying hose and the rubber piece is adjusted, so that the waterproof performance test device is suitable for the rubber pieces with different specifications.

Drawings

The above, as well as additional purposes, features, and advantages of exemplary embodiments of the present utility model will become readily apparent from the following detailed description when read in conjunction with the accompanying drawings. In the drawings, wherein like or corresponding reference numerals indicate like or corresponding parts, there are shown by way of illustration, and not limitation, several embodiments of the utility model, in which:

FIG. 1 is a schematic view showing the overall appearance of a rubber member waterproof performance test apparatus of the present utility model;

FIG. 2 is a schematic view of the internal structure of the waterproof performance test apparatus for rubber parts according to the present utility model;

FIG. 3 is a schematic view of the rubber fixing device of the present utility model;

FIG. 4 is a schematic view of the structure of the sealing cushion rubber strip and the horizontal clamp of the utility model;

fig. 5 is a schematic structural view of the guide assembly of the present utility model.

Reference numerals illustrate:

1. the device comprises a device box body, a rubber part fixing device, a water supply assembly, a touch display screen, a locating pin, a rubber part mounting plate, a sealing buffer rubber strip, a horizontal clamp, a circulating water tank, a filter, a circulating water spray booster pump, an overflow valve, a overflow valve and a sealing buffer rubber strip. 13, a differential pressure sensor, 14, a stop valve, 15, a steel woven hose, 16, an electric ball valve, 17, a double-end external thread joint, 18, a pagoda joint, 19, a hose clamp, 20, a water spray hose, 21, a fixed joint, 22, a guide assembly, 23, a spray box body, 24, a filter screen and 25, and a return pipe. 26. A guide tube; 27. a guide plate; 28. and a fixing frame.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. The technical means used in the examples are conventional means well known to those skilled in the art unless otherwise indicated.

It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. Relational terms such as "first" and "second", and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. The terms "coupled," "connected," and the like are to be construed broadly and may be, for example, fixedly attached, detachably attached, or integrally formed; can be mechanically or electrically connected; either directly or indirectly via an intermediary. The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other like elements in a process, method, article or apparatus that comprises the element.

As shown in fig. 1, 2, 3, 4 and 5, the present utility model provides a waterproof performance test apparatus for a rubber member, comprising: a shower box 23; the water return port is arranged on the bottom wall of the spray box body 23, and the water return pipe 25 is arranged below the spray box body 23 and is communicated with the water outlet; the circulating water tank 9 is arranged below the water return pipe 25 and is connected with the water return pipe 25; the water supply assembly 3 is arranged on the side surface of the circulating water tank 9 and is respectively connected with the spraying water tank and the circulating water tank 9; the water spraying hose 20 is arranged in the spraying box body 23 and is connected with the water supply assembly 3; the guide assembly 22 is arranged in the spray box 23 and is respectively connected with the inner wall of the spray box 23 and the water spraying hose 20; the fixed joint 21 is arranged at the end part of the guide assembly 22, sleeved outside the water spraying hose 20 and connected with the guide assembly 22.

According to the waterproof performance test device for the rubber piece, the water return pipe 25 is arranged at the water outlet at the bottom of the spraying box body 23, the water return pipe 25 is communicated with the circulating water tank 9 and the water supply assembly 3, water for the waterproof performance test of the rubber piece can be recycled, after the water spraying hose 20 extends out through the guide assembly 22, the fixed joint 21 can fix the length of the water spraying hose 20 extending out of the guide assembly 22, and then the distance between the water spraying hose 20 and the rubber piece of a sample is adjusted, so that the waterproof performance test device is applicable to the rubber pieces of different specifications.

The rubber member in the present embodiment is a rubber member for an automobile wire harness, for example.

Illustratively, in this embodiment, the sample rubber is mounted on the rubber mounting plate 6, the rubber mounting plate 6 is mounted on the inner side wall of the shower box 23, the sealing buffer strip 7 is fixedly sealed by the horizontal clamp 8, the proper test distance between one end of the water spraying hose 20 and the sample rubber is adjusted, and then the box door of the equipment box 1 is closed. The touch display screen 4 is operated to enable the water spraying hoses 20 to spray water respectively, and the pressure difference sensor 13 and the circulating booster pump are used for controlling water pressure required by a test when spraying water, so that a water spraying test is carried out. And (3) automatically controlling the test process, automatically stopping after the time is reached, and observing whether water oozes out from the non-water-spraying side of the test piece mounting plate after the waterproof test is finished, so that the waterproof performance of the rubber piece is tested. During the waterproof performance test of the rubber part, test water sprayed from the water spraying hose 20 enters the water return pipe 25 through the water return port after the waterproof performance test of the rubber part is finished, then enters the circulating water tank 9, then enters the circulating water spraying booster pump 11 through the circulating water tank 9, is pumped to the water spraying hose 20 in the spraying box body 23 through the circulating water spraying booster pump 11, and is prepared for the waterproof performance test of the rubber part at the next time, so that the repeated utilization of the test water is realized.

Illustratively, the water spraying device in the present embodiment includes a water spraying hose 20, a guide assembly 22, and a fixed joint 21. The rubber piece waterproof performance test device of the embodiment comprises a device box body 1, a rubber piece fixing device 2, a water spraying device and a touch display screen 4.

In one possible embodiment, as shown in fig. 1 and 2, the apparatus box 1 is disposed outside the shower box 23 and is connected to the shower box 23; the rubber part fixing device 2 is arranged inside the spraying box body 23 and is connected with the inner wall of the spraying box body 23.

Illustratively, the apparatus case 1 is a spray-treated, non-colored galvanized sheet, thereby preventing the apparatus case 1 from rusting.

In one possible embodiment, as shown in fig. 1, 2, 3 and 4, the rubber fixing device 2 includes: the locating pin 5 is arranged on the side wall of the spraying box body 23 and is connected with the side wall of the spraying box body 23; the mounting hole is formed in the side wall of the spraying box body 23 and is arranged adjacent to the positioning pin 5; the rubber member mounting plate 6 is arranged on the side wall of the spraying box body 23 and is connected with the mounting hole; the sealing buffer adhesive tape 7 is arranged at the circumferential edge of the mounting hole and is connected with the mounting hole and the rubber mounting plate; the horizontal clamp 8 is arranged inside the spraying box 23 and is connected with the side wall of the spraying box 23 and the rubber piece mounting plate 6.

Illustratively, the left side wall inside the spraying box 23 in this embodiment is provided with a round hole, the surfaces except the round hole and the bottom water return opening are all in a sealing state, the sealing buffer rubber strip 7 is arranged around the round hole, the sealing buffer rubber strip 7 is a sealing rubber strip similar to a shape of a D, the circular arc of the sealing rubber strip is outwards welded at the round hole edge of the left side wall inside the spraying box 23, the rubber mounting plate 6 is a movable plate, the edge of the rubber mounting plate 6 is provided with a positioning round hole, when the rubber mounting plate 6 is mounted, the positioning pin 5 penetrates through the positioning round hole, the plate surface of the rubber mounting plate 6 is attached to the sealing buffer rubber strip 7, the horizontal clamp 8 is arranged at 4 corners of the plate surface of the rubber mounting plate 6, so that under the condition that the rubber mounting plate 6 is pressed down by the 4 horizontal clamp 8, the rubber mounting plate 6 is uniformly stressed, the sealing buffer rubber strip 7 is compressed and deformed by the rubber mounting plate 6, and a seal is formed between the rubber mounting plate 6 and the sealing buffer rubber 7, and the inside of the spraying box 23 is further formed in a sealing state.

In one possible embodiment, as shown in fig. 2 and 5, the guide assembly 22 includes: the fixed frame 28 is arranged in the spray box body 23 and is connected with the inner wall of the spray box body 23; the guide plate 27 is arranged on the side surface of the fixing frame 28, which is close to the rubber part fixing device 2, and is connected with the fixing frame 28; the guide pipe 26 is provided on a side surface of the guide plate 27 close to the rubber fixing device 2, and is connected to the guide plate 27.

Illustratively, the guide assembly 22 includes a guide tube 26, a guide plate 27 and a fixing frame 28, the guide tube 26, the guide plate 27 and the fixing frame 28 are all made of 304 stainless steel, the fixing frame 28 is welded on the guide plate 27, the guide tube 26 is welded on the guide plate 27, and the faces of the 4 guide tubes 26 and the guide plate 27 are all at an included angle of 60 degrees, and the fixing joint 21 is connected with the guide tube 26 through threads. The fixing frame 28 is fixed on the top side reinforcing rib in the spraying box 23 through screws, the other ends of the 4 water spraying hoses 20 respectively penetrate through the 4 guide pipes 26 and are fixed by tightening the fixing joints 21, and the distance between the extending ends of the water spraying hoses 20 and the rubber piece mounting plate 6 is adjustable.

Illustratively, when testing smaller-sized rubber parts, the fixing joint 21 is unscrewed, the water spray hose 20 is adjusted to be extended so that the water spray hose 20 has a proper test distance from the rubber part mounting plate 6, and then the fixing joint 21 is screwed down so that the water spray hose 20 is fixed. When testing the rubber piece with larger specification, unscrewing the fixed joint 21, adjusting the retraction of the water spraying hose 20, enabling the water spraying hose 20 to have a proper testing distance with the rubber piece mounting plate 6, and then screwing the fixed joint 21, so that the water spraying hose 20 is fixed. By the arrangement, the waterproof performance test device for the rubber parts in the embodiment is suitable for testing the waterproof performance of the rubber parts with different specifications.

Illustratively, one end of the water return pipe 25 is connected with a water return port at the bottom of the spraying box 23, a filter screen cover 24 is arranged in the water return port and is fixed by a hose clamp 19, and the other end of the water return pipe 25 is connected with a water return port interface at the top of the circulating water tank 9 and is fixed by the hose clamp 19, so that the aim of recycling test water is fulfilled.

In one possible embodiment, as shown in FIG. 5, the number of guide tubes 26 is multiple.

Illustratively, the number of the guide pipes 26 in the present embodiment is 4, and the 4 guide pipes 26 are each directed toward the rubber piece to be tested, so that the water spray hoses 20 extending from the guide pipes 26 are each directed toward the rubber piece to be tested.

In one possible embodiment, as shown in fig. 1, the touch display screen 4 is disposed at an upper portion of the apparatus case 1 and connected to the apparatus case 1.

Illustratively, the touch display screen 4 is disposed at the upper right corner of the device box 1, and the position of the touch display screen 4 is close to the water spraying device, so that an operator who performs the waterproof performance test can operate the touch display screen 4 while performing the waterproof performance test, which is beneficial for the operator to complete the waterproof performance test of the rubber member.

In one possible embodiment, as shown in fig. 2, a filter screen 24 is disposed between the shower box 23 and the return pipe 25 and is connected to the shower box 23 and the return pipe 25, respectively.

Illustratively, a filter screen 24 is installed in the water return port, and the filter screen 24 is fixed by a hose clamp 19, so that impurities in test water are filtered out, and the recycled test water is kept clean to meet the use requirement of a waterproof performance test.

In one possible embodiment, as shown in fig. 2, the water supply assembly 3 includes: the filter 10 is arranged on the side surface of the circulating water tank 9 and is connected with the circulating water tank 9; the circulating water spray booster pump 11 is provided on the side surface of the filter 10 and is connected to the filter 10.

By way of example, the filter 10 is arranged between the circulating water tank 9 and the circulating water spraying booster pump 11, so that the test water entering the circulating water tank 9 after passing through the filter screen cover 24 can be further filtered, the test water entering the circulating water spraying booster pump 11 is ensured to meet the use requirement of the circulating water spraying booster pump 11, the test water entering the circulating water spraying booster pump 11 from the circulating water tank 9 cannot influence the operation of the circulating water spraying booster pump 11 due to impurities contained in the test water, and the operation stability of the rubber part waterproof performance test device of the embodiment is ensured.

In one possible embodiment, as shown in fig. 2, the water supply assembly 3 further comprises: the overflow pipe is arranged between the circulating water tank 9 and the circulating water spray booster pump 11 and is connected with the circulating water tank 9; the overflow valve 12 is disposed between the overflow pipe and the circulating water spray booster pump 11, and is connected to the overflow pipe and the circulating water spray booster pump 11, respectively.

Illustratively, the lower edge water outlet of the circulating water tank 9 of the present embodiment is connected with the water inlet of the filter 10, the water outlet of the filter 10 is connected with the water inlet of the circulating water spraying booster pump 11, the water outlet of the circulating booster pump is divided into two paths, and is respectively connected with the overflow valve 12 and the differential pressure sensor 13, and the water spraying pressure of the water spraying hose 20 can be conveniently adjusted by adjusting the opening degree of the overflow valve 12.

In one possible embodiment, the water supply assembly 3 further comprises: the pressure difference sensor 13 is provided at the upper end of the circulation water spray booster pump 11 and is connected to the circulation water spray booster pump 11.

Illustratively, the water supply assembly 3 further includes a shut-off valve 14, a braided steel hose 15, an electrically-operated ball valve 16, a double-ended external thread fitting 17, a pagoda fitting 18, and a hose clamp 19. The differential pressure sensor 13 is divided into four paths and is respectively connected with inlets of 4 stop valves 14 for measuring water pressure during water spraying, outlets of the 4 stop valves 14 are respectively connected with inlets of steel braided hoses 15, outlets of the steel braided hoses 15 are connected with water inlet ports of electric ball valves 16, water outlet ports of all the electric ball valves 16 are respectively connected with lower ends of double-end external thread connectors 17 welded at the bottom of a spraying box 23, and 4 pagoda connectors 18 are respectively connected with upper ends of the 4 double-end external thread connectors 17. One end of each of the 4 water spray hoses 20 is inserted into the 4 pagoda connectors 18 and tightened with the 4 ferrules 19. By the arrangement, the smoothness and the tightness of the running of the circulating water in the water supply assembly 3 are guaranteed, and the running stability of the rubber part waterproof performance test device in the embodiment is further improved.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a rubber spare waterproof performance test device which characterized in that includes:

a spray box body;

the water return port is arranged on the bottom wall of the spraying box body;

the water return pipe is arranged below the spraying box body and is connected with the water return port;

the circulating water tank is arranged below the water return pipe and is connected with the water return pipe;

the water supply assembly is arranged on the side surface of the circulating water tank and is respectively connected with the spraying tank body and the circulating water tank;

the water spraying hose is arranged in the spraying box body and is connected with the water supply assembly;

the guide assembly is arranged in the spraying box body and is respectively connected with the inner wall of the spraying box body and the water spraying hose;

the fixed joint is arranged at the end part of the guide assembly, sleeved outside the water spraying hose and connected with the guide assembly.

2. The waterproof performance test device for rubber parts according to claim 1, further comprising:

the equipment box body is arranged outside the spraying box body and is connected with the spraying box body;

the rubber part fixing device is arranged inside the spraying box body and is connected with the inner wall of the spraying box body.

3. The waterproof performance test apparatus for a rubber member according to claim 2, wherein the rubber member fixing apparatus comprises:

the positioning pin is arranged on the side wall of the spraying box body and is connected with the side wall of the spraying box body;

the mounting hole is formed in the side wall of the spraying box body and is arranged adjacent to the positioning pin;

the rubber part mounting plate is arranged on the side wall of the spraying box body and is connected with the mounting hole;

the sealing buffer adhesive tape is arranged at the circumferential edge of the mounting hole and is connected with the mounting hole and the rubber piece mounting plate;

the horizontal clamp is arranged inside the spraying box body and is connected with the side wall of the spraying box body and the rubber part mounting plate.

4. A rubber component waterproof performance test apparatus according to claim 3, wherein the guide assembly comprises:

the fixing frame is arranged in the spraying box body and is connected with the inner wall of the spraying box body;

the guide plate is arranged on the side surface of the fixing frame, which is close to the rubber part fixing device, and is connected with the fixing frame;

the guide pipe is arranged on the side face, close to the rubber part fixing device, of the guide plate and is connected with the guide plate.

5. The apparatus for testing the waterproof performance of a rubber member according to claim 4, wherein the number of the guide pipes is plural.

6. The waterproof performance test apparatus for a rubber member according to claim 2, further comprising:

the touch display screen is arranged at the upper part of the equipment box body and is connected with the equipment box body.

7. The waterproof performance test device for rubber parts according to claim 1, further comprising:

the filtering net cover is arranged between the spraying box body and the water return pipe and is respectively connected with the spraying box body and the water return pipe.

8. The waterproof performance test apparatus for rubber parts according to claim 1, wherein the water supply assembly comprises:

the filter is arranged on the side surface of the circulating water tank and is connected with the circulating water tank;

the circulating water spraying booster pump is arranged on the side face of the filter and is connected with the filter.

9. The waterproof performance test apparatus for rubber parts according to claim 8, wherein the water supply assembly further comprises:

the overflow pipe is arranged between the circulating water tank and the circulating water spray booster pump and is connected with the circulating water tank;

the overflow valve is arranged between the overflow pipe and the circulating water spray booster pump and is respectively connected with the overflow pipe and the circulating water spray booster pump.

10. The waterproof performance test apparatus for rubber parts according to claim 8, wherein the water supply assembly further comprises:

the pressure difference sensor is arranged at the upper end of the circulating water spray booster pump and is connected with the circulating water spray booster pump.