CN221077983U - Vehicle-mounted electric control box water tightness testing tool - Google Patents
Vehicle-mounted electric control box water tightness testing tool Download PDFInfo
- Publication number
- CN221077983U CN221077983U CN202322705057.9U CN202322705057U CN221077983U CN 221077983 U CN221077983 U CN 221077983U CN 202322705057 U CN202322705057 U CN 202322705057U CN 221077983 U CN221077983 U CN 221077983U
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- electric control
- control box
- waterproof
- pressing
- water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 238000012360 testing method Methods 0.000 title claims abstract description 16
- 210000001503 joint Anatomy 0.000 claims abstract description 15
- 238000001514 detection method Methods 0.000 claims description 8
- 238000009423 ventilation Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Examining Or Testing Airtightness (AREA)
Abstract
The utility model discloses a vehicle-mounted electric control box water tightness testing tool which comprises a workbench, a positioning carrier, a side pushing and conducting assembly, a positioning pressing and detecting assembly and a water supply assembly, wherein an air vent of an electric control box is arranged on the side, a waterproof and breathable film is attached to an inner port of the air vent, an outer port of the air vent faces the side pushing and conducting assembly, the side pushing and conducting assembly comprises a telescopic cylinder, a pushing block, a butt joint pipe, the positioning pressing and detecting assembly comprises a pressing cylinder, a buffer plate, a pressing plate and a buffer and a water flow sensor, the telescopic cylinder faces the outer port of the air vent of the electric control box, to which the waterproof and breathable film is attached, the service condition of the outside of the electric control box is directly simulated in a positioning pressing and water-passing mode, and a water flow sensor is arranged at the inner port of the air vent of the electric control box, so that whether water enters the electric control box through the waterproof and breathable film is detected, and the actual waterproof performance of the electric control box is fully verified after the waterproof and breathable film is attached.
Description
Technical Field
The utility model relates to the technical field of automatic detection equipment, in particular to a vehicle-mounted electric control box water tightness testing tool.
Background
The vehicle-mounted electric control box is used as an important electric control element of a new energy automobile, and is particularly important in terms of performance safety, because the automobile can meet the necessary waterproof performance even under the condition of wading in rainy days, most of the vehicle-mounted electric control elements have good waterproof performance, the electric control plate is sealed inside the electric control box, heat is generated indispensible, the electric control box is waterproof in primary performance, the sealing gap between the upper shell and the lower shell is flushed by heat expansion and cold contraction in the completely sealed electric control box, even if the sealing glue is filled, high-pressure expansion caused by rapid heat rising is avoided, therefore, a plurality of vehicle-mounted electric control boxes are provided with breathable waterproof films, the inside of each electric control box is provided with a breathable port which is convenient for heat expansion and cold contraction, and the inner port of each breathable port needs to be attached with waterproof breathable films, so that the waterproof performance of the electric control box is guaranteed, meanwhile, the heat expansion and the air inlet can be conveniently subjected to waterproof performance test on the breathable films of the specific electric control box, and the waterproof performance of the waterproof films is fully verified.
Disclosure of utility model
The utility model aims at: in order to test the waterproof performance of the waterproof breathable film of the ventilation opening of a specific electric control box and fully verify the waterproof performance of the waterproof breathable film, the vehicle-mounted electric control box water tightness test fixture is designed.
The technical scheme adopted for solving the problems is as follows:
A vehicle-mounted electric control box water tightness testing tool, which comprises a workbench, a positioning carrier, a side pushing conduction assembly, a positioning pressing detection assembly and a water supply assembly for supplying water to an electric control box to be tested,
The positioning carrier is arranged on the workbench, an electric control box with a waterproof and breathable film to be tested is positioned and placed on the positioning carrier, the breathable opening of the electric control box is arranged on the side surface, the waterproof and breathable film is attached to the inner opening of the breathable opening, the outer opening of the breathable opening is opposite to the side surface pushing and conducting assembly,
The side pushing and conducting assembly comprises a telescopic cylinder, a pushing block and a butt joint pipe, wherein the telescopic cylinder drives the pushing block to horizontally stretch, the butt joint pipe is arranged on the pushing block, the butt joint pipe is opposite to the outer port of the ventilation port and is sealed with the outer port under the pushing of the telescopic cylinder, the butt joint pipe is communicated with the water supply assembly to obtain water pumped from the outside,
The positioning pressing detection assembly is fixedly connected to the rack through the supporting plate, comprises a pressing cylinder, a buffer plate, a pressing plate and a buffer, wherein the pressing cylinder is arranged in the vertical direction, and a water flow sensor is arranged on the pressing plate and is opposite to a waterproof breathable film thermally attached to an inner port of a breathable port of the electronic control box.
Further, the water supply assembly is controlled by the PLC to timely start or stop water supply according to the power supply signals of the air cylinders and the water flow sensors.
Further, the pressing plate is provided with a positioning column for pressing the upper end face of the electric control box to be detected, and when the pressing plate is pressed down, the positioning column is firstly contacted with the electric control box, positioned and maintained in pressure, then detected in place by the water flow sensor and contacted with the waterproof breathable film.
The beneficial effects of the utility model are as follows:
The vehicle-mounted electric control box water tightness testing tool adopts the telescopic cylinder to face the outer port of the electric control box ventilation port attached with the waterproof breathable film, directly simulates the service condition of wading outside the electric control box in a positioning pressing and water-passing mode, and sets a water flow sensor at the inner port of the electric control box ventilation port, so that whether water enters the electric control box through the waterproof breathable film or not is detected, and the actual waterproof performance of the electric control box after the waterproof breathable film is attached is fully verified.
Drawings
Fig. 1 is a schematic structural diagram of a water tightness test fixture for a vehicle-mounted electric control box according to the embodiment;
Fig. 2 is a right side view of the water tightness testing tool for the vehicle-mounted electric control box of the embodiment;
Fig. 3 is a schematic structural diagram of the side pushing conduction assembly and the positioning pressing detection assembly according to the embodiment;
fig. 4 is a state diagram of the electric control box to be tested in the water tightness test according to the embodiment;
fig. 5 is a schematic structural diagram of the electronic control box according to the present embodiment;
FIG. 6 is an enlarged view of a portion of FIG. 5 at A;
The device comprises a 1-workbench, a 2-positioning carrier, a 3-electric control box, a 4-pressing plate, a 5-buffer plate, a 6-pressing cylinder, a 7-touch control plate, an 8-pressing rod, a 9-buffer, a 10-telescopic cylinder, an 11-supporting plate, a 12-PLC, a 13-butt joint pipe, a 14-electric control box inner cavity, a 15-outer port and a 16-inner port.
Detailed Description
The technical solution of the present utility model will be clearly and completely described by way of example with reference to the accompanying drawings.
Referring to fig. 1-4, the embodiment provides a vehicle-mounted electric control box water tightness testing tool, which comprises a workbench 1, a positioning carrier 2, a side pushing conduction assembly, a positioning pressing detection assembly and a water supply assembly for supplying water to an electric control box 3 to be tested, wherein the water supply assembly is controlled by a PLC12 to timely start or stop water supply according to the power supply signals of each cylinder and each water flow sensor.
Referring to fig. 3, the positioning carrier 2 is disposed on the workbench 1, the positioning carrier 2 is positioned with an electric control box 3 to be tested attached with a waterproof and breathable film (not shown in the figure), the breathable opening of the electric control box 3 is disposed at the side, the inner port 16 of the breathable opening is attached with the waterproof and breathable film, the outer port 15 of the breathable opening is opposite to the side pushing conduction assembly,
Referring to fig. 3 and 4, the side pushing and conducting assembly comprises a telescopic cylinder 10, a pushing block and a butt joint pipe 13, wherein the telescopic cylinder 10 drives the pushing block to horizontally extend and retract, the butt joint pipe 13 is arranged on the pushing block, the butt joint pipe 13 is opposite to an outer port 15 of a ventilation port, sealing between the butt joint pipe 13 and the outer port 15 is realized under the pushing of the telescopic cylinder 10, the butt joint pipe 13 is communicated with a water supply assembly to obtain water pumped from the outside,
Referring to fig. 2, the positioning pressing detection assembly is fixedly connected to the rack through a supporting plate 11, and comprises a pressing cylinder 6, a buffer plate 5, a pressing plate 4 and a buffer 9 which are arranged in the vertical direction, and a water flow sensor which is arranged on the pressing plate 4 and is opposite to a waterproof breathable film thermally attached to an inner port 16 of a breathable opening of the electronic control box 3, wherein a pressing rod 8 of the pressing cylinder 6 is fixedly connected with the buffer plate 5, the buffer plate 5 is connected with four corners of the pressing plate 4, so that the pressing force obtained by the pressing plate 4 is buffered and reduced by the buffer 9, and whether the water flow is generated in the space at the upper end of the waterproof breathable film is detected by the water flow sensor so as to judge whether the electronic control box 3 attached with the waterproof breathable film has waterproof performance.
In a further embodiment, the pressing plate 4 is provided with a positioning column (not shown in the figure) for pressing the upper end face of the electric control box 3 to be tested, and when the pressing plate 4 is pressed down, the positioning column is firstly contacted with the electric control box 3 and positioned and maintained, and then is detected in place by a water flow sensor and is contacted with a waterproof and breathable film.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the embodiments described above, and various changes, modifications, substitutions and alterations can be made therein by those having ordinary skill in the art without departing from the spirit of the present utility model, the scope of which is defined by the appended claims and their equivalents.
Claims (4)
1. The utility model provides a on-vehicle automatically controlled box water tightness test fixture, includes workstation, location carrier, side top push switch-on subassembly, location press detection assembly to and for the water supply subassembly that awaits measuring automatically controlled box leads to water, its characterized in that:
The positioning carrier is arranged on the workbench, an electric control box with a waterproof and breathable film to be tested is positioned and placed on the positioning carrier, the breathable opening of the electric control box is arranged on the side surface, the waterproof and breathable film is attached to the inner opening of the breathable opening, the outer opening of the breathable opening is opposite to the side surface pushing and conducting assembly,
The side pushing and conducting assembly comprises a telescopic cylinder, a pushing block and a butt joint pipe, wherein the telescopic cylinder drives the pushing block to horizontally stretch, the butt joint pipe is arranged on the pushing block, the butt joint pipe is opposite to the outer port of the ventilation port and is sealed with the outer port under the pushing of the telescopic cylinder, the butt joint pipe is communicated with the water supply assembly to obtain water pumped from the outside,
The positioning pressing detection assembly is fixedly connected to the frame through the supporting plate and comprises a pressing cylinder, a buffer plate, a pressing plate and a buffer which are arranged in the vertical direction, and a water flow sensor which is arranged on the pressing plate and is opposite to the waterproof breathable film thermally attached to the inner port of the breathable port of the electric control box, wherein the water flow sensor detects whether water flow is generated in the space at the upper end of the waterproof breathable film or not, so that whether the electric control box attached with the waterproof breathable film has waterproof performance or not is judged.
2. The vehicle-mounted electric control box water tightness testing tool according to claim 1, wherein: the pressing rod of the pressing cylinder is fixedly connected with the buffer plate, and the buffer plate is connected with the four corners of the pressing plate, so that the pressing force obtained by the pressing plate is buffered and reduced by the buffer.
3. The vehicle-mounted electric control box water tightness testing tool according to claim 1, wherein: the water supply assembly is controlled by the PLC to timely start or stop water supply according to the power supply signals of the air cylinders and the water flow sensor.
4. The vehicle-mounted electric control box water tightness testing tool according to claim 1, wherein: the pressing plate is provided with a positioning column for pressing the upper end face of the electric control box to be tested.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322705057.9U CN221077983U (en) | 2023-10-10 | 2023-10-10 | Vehicle-mounted electric control box water tightness testing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322705057.9U CN221077983U (en) | 2023-10-10 | 2023-10-10 | Vehicle-mounted electric control box water tightness testing tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221077983U true CN221077983U (en) | 2024-06-04 |
Family
ID=91273293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322705057.9U Active CN221077983U (en) | 2023-10-10 | 2023-10-10 | Vehicle-mounted electric control box water tightness testing tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221077983U (en) |
-
2023
- 2023-10-10 CN CN202322705057.9U patent/CN221077983U/en active Active
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