CN217237546U - Explosion-proof shell hydrostatic test device - Google Patents
Explosion-proof shell hydrostatic test device Download PDFInfo
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- CN217237546U CN217237546U CN202220046987.0U CN202220046987U CN217237546U CN 217237546 U CN217237546 U CN 217237546U CN 202220046987 U CN202220046987 U CN 202220046987U CN 217237546 U CN217237546 U CN 217237546U
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Abstract
The utility model discloses a hydraulic test device for an explosion-proof shell, which is used for detecting the sealing performance of the explosion-proof shell of a high-voltage cable connector and comprises a test water tank, a fixed bracket, a jack, an upper pressure plate, a lower pressure plate, a water inlet, a pressurizing device and a pipeline; the lower pressing plate is installed in a water pool of the test water tank, the jack is installed right above the lower pressing plate through a fixing support, the upper pressing plate is installed at the end part of a telescopic shaft of the jack, the upper pressing plate and the lower pressing plate are arranged oppositely, a water outlet hole is formed in the center of the lower pressing plate, and the water outlet hole is connected with the pressurizing device through a pipeline. The explosion-proof type high-voltage cable connector has the advantages of reasonable structural design, simplicity, ingenious design, adjustable and controllable test output pressure and time, simple and rapid test process, greatly improved test success rate, capability of accurately judging the quality condition of an explosion-proof shell, and capability of providing theoretical guidance and technical support for production and processing of explosion-proof type high-voltage cable connector products for coal mines.
Description
Technical Field
The utility model relates to a cable field especially relates to an explosion-proof shell hydrostatic test device.
Background
The flameproof high-voltage cable connector for the coal mine is used in a humid coal mine with methane or coal dust explosion danger, and is used for connecting cables and electric equipment. The explosion-proof high-voltage cable connector shell for the coal mine is cast and processed by adopting tin bronze ZCuSn5PbZn5, and the shell wall is leaked due to the fact that casting production and processing procedures are multiple, influence factors are complex, and casting defects such as air holes, shrinkage cavities, sand holes, slag air holes and the like are easily generated in the cast and processed shell. In order to improve the explosion-proof performance, the explosion-proof shell of the explosion-proof high-voltage cable connector for the coal mine must have good anti-permeability performance, but at present, few special devices which can be directly applied to a hydraulic test of the explosion-proof shell exist, so that a hydraulic test device capable of rapidly detecting the explosion-proof performance of the explosion-proof shell is urgently needed to be used for testing the shell quality.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem among the prior art, providing an explosion-proof shell hydrostatic test device, providing by the jack and pressing from both sides tight power, will be cliied by high tension cable connector's explosion-proof shell, then manual hydraulic pump provides liquid pressure, provides theoretical direction and technical support for production, the processing of explosion-proof type high tension cable connector product for the colliery.
In order to achieve the purpose of the invention, the utility model adopts the following technical scheme: a hydraulic test device for an explosion-proof shell is used for detecting the sealing performance of the explosion-proof shell of a high-voltage cable connector and comprises a test water tank, a fixed support, a jack, an upper pressure plate, a lower pressure plate, a water inlet, a pressurizing device and a pipeline; the lower pressing plate is installed in a water pool of the test water tank, the jack is installed right above the lower pressing plate through a fixing support, the upper pressing plate is installed at the end part of a telescopic shaft of the jack, the upper pressing plate and the lower pressing plate are arranged oppositely, a water outlet hole is formed in the center of the lower pressing plate, and the water outlet hole is connected with the pressurizing device through a pipeline.
Furthermore, a sealing gasket is arranged on the opposite surface of the upper pressure plate and the lower pressure plate.
Further, still be equipped with the installation base, the installation base sets up between holding down plate and experimental water tank, makes the holding down plate keep away from experimental water tank bottom.
Further, the pressurizing device includes: a hydraulic pump and a pressure gauge; the water inlet of the hydraulic pump is connected with a water source through a pipeline, the water outlet of the hydraulic pump is connected with the water inlet of the lower pressing plate through a pipeline, and the pressure gauge is installed on the pipeline of the hydraulic pump and the lower pressing plate.
Compared with the prior art, the explosion-proof shell hydrostatic test device adopting the technical scheme has the following beneficial effects: the device has the advantages of reasonable structural design, simplicity, ingenious structure, adjustable and controllable test output pressure and time, simple and quick test process, greatly improved test success rate, capability of accurately judging the quality condition of the flameproof shell and theoretical guidance and technical support for production and processing of flameproof high-voltage cable connector products for coal mines.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the structure of the present invention;
FIG. 3 is a schematic top view of the present invention;
reference numerals are as follows: 1. a test water tank; 2. a jack; 3. an upper pressure plate; 4. a lower pressing plate; 5. a hydraulic pump; 6. a pressure gauge; 7. a pipeline; 8. a water inlet; 9. a base; 10. and fixing the bracket.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1-3, the explosion-proof shell hydrostatic test device is used for detecting the sealing property of an explosion-proof shell of a high-voltage cable connector and comprises a test water tank 1, a fixed support 10, a jack 2, an upper pressure plate 3, a lower pressure plate 4, a water inlet 8, a pressurizing device and a pipeline 7; the lower pressing plate 4 is installed in a water pool of the test water tank 1, the jack 2 is installed right above the lower pressing plate 4 through a fixing support 10, the upper pressing plate 3 is installed at the end part of a telescopic shaft of the jack 2, the upper pressing plate 3 and the lower pressing plate 4 are arranged oppositely, a water outlet hole is formed in the center of the lower pressing plate 4 and used for pressurizing water entering the test cavity, and the water outlet hole is connected with a pressurizing device through a pipeline 7.
The sealing gaskets are arranged on the opposite surfaces of the upper pressing plate 3 and the lower pressing plate 4, so that the sealing performance of the explosion-proof shell is improved, and effective detection is guaranteed.
The test water tank is also provided with a mounting base 9, wherein the mounting base 9 is arranged between the lower pressing plate 4 and the test water tank 1, so that the lower pressing plate 4 is far away from the bottom of the test water tank 1; the pressurizing device includes: a hydraulic pump 5 and a pressure gauge 6; the water inlet 8 of the hydraulic pump 5 is connected with a water source through a pipeline 7, the water outlet of the hydraulic pump 5 is connected with the water inlet 8 of the lower pressing plate 4 through a pipeline 7, and the pressure gauge 6 is installed on the pipeline 7 of the hydraulic pump 5 and the lower pressing plate 4.
In this example, the test water tank 1 is subjected to anti-leakage and anti-rust treatment, a certain amount of water is stored in the test water tank 1 for testing, the hydraulic pump 5 is connected with the test water tank 1 through the pipeline 7, and after the test is finished, the test water in the water tank flows back to the test water tank 1, so that the effect of recycling is achieved.
During testing, the tested explosion-proof shell is placed at the lower pressing plate 4, water is filled into the tested explosion-proof shell manually, the upper pressing plate 3 is driven to descend by the lifting drive of the jack 2, the two ends of the tested explosion-proof shell are sealed to form a testing cavity, water is injected into the cavity of the explosion-proof shell for pressurization by the pressurization device, pressurization is stopped when the value of the pressure gauge 6 is observed to reach 1MPa, the pressure value is unchanged after 12S pressure maintaining, and the cavity is qualified after no leakage phenomenon.
The above is the preferred embodiment of the present invention, and a person skilled in the art can make several modifications and improvements without departing from the principle of the present invention, and these should also be regarded as the protection scope of the present invention.
Claims (4)
1. The utility model provides an explosion-proof shell hydrostatic test device for detect the leakproofness of the explosion-proof shell of high-voltage cable connector, its characterized in that: comprises a test water tank, a fixed bracket, a jack, an upper pressure plate, a lower pressure plate, a water inlet, a pressurizing device and a pipeline; the lower pressing plate is installed in a water pool of the test water tank, the jack is installed right above the lower pressing plate through a fixing support, the upper pressing plate is installed at the end part of a telescopic shaft of the jack, the upper pressing plate and the lower pressing plate are arranged oppositely, a water outlet hole is formed in the center of the lower pressing plate, and the water outlet hole is connected with the pressurizing device through a pipeline.
2. An explosion proof enclosure hydrostatic test apparatus as set forth in claim 1, wherein: and sealing gaskets are arranged on the opposite surfaces of the upper pressure plate and the lower pressure plate.
3. An explosion proof enclosure hydrostatic test apparatus as set forth in claim 1, wherein: still be equipped with the installation base, the installation base sets up between holding down plate and experimental water tank, makes the holding down plate keep away from experimental water tank bottom.
4. An explosion proof enclosure hydrostatic test apparatus as set forth in claim 1, wherein: the pressurizing device includes: a hydraulic pump and a pressure gauge; the water inlet of the hydraulic pump is connected with a water source through a pipeline, the water outlet of the hydraulic pump is connected with the water inlet of the lower pressing plate through a pipeline, and the pressure gauge is installed on the pipeline of the hydraulic pump and the lower pressing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220046987.0U CN217237546U (en) | 2022-01-10 | 2022-01-10 | Explosion-proof shell hydrostatic test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220046987.0U CN217237546U (en) | 2022-01-10 | 2022-01-10 | Explosion-proof shell hydrostatic test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217237546U true CN217237546U (en) | 2022-08-19 |
Family
ID=82830357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220046987.0U Active CN217237546U (en) | 2022-01-10 | 2022-01-10 | Explosion-proof shell hydrostatic test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217237546U (en) |
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2022
- 2022-01-10 CN CN202220046987.0U patent/CN217237546U/en active Active
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