CN217878232U - Non-bolt connection quick valve pressure testing device - Google Patents
Non-bolt connection quick valve pressure testing device Download PDFInfo
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- CN217878232U CN217878232U CN202221797218.0U CN202221797218U CN217878232U CN 217878232 U CN217878232 U CN 217878232U CN 202221797218 U CN202221797218 U CN 202221797218U CN 217878232 U CN217878232 U CN 217878232U
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Abstract
The utility model provides a no bolted connection quick valve pressure testing device, includes hydraulic oil station, frame, be equipped with the hydraulic cylinder of being connected with the hydraulic oil station on the frame, one side of hydraulic cylinder is equipped with the preceding baffle of installing on the frame, the output of pressing night hydro-cylinder is connected with the pressure mainboard, and the pressure mainboard passes through the connecting axle to be connected with the center tube, and the center tube is connected with the pressure testing board, be equipped with pressure table and pressure source interface on the center tube respectively, one side of pressure testing board is equipped with the pressure testing subplate, and the pressure testing subplate is connected with central subpipe, be equipped with the pressure release mouth on the center subpipe, the center subpipe is through connecting countershaft and frame fixed connection, and one side of connecting the countershaft is equipped with the backplate of installing on the frame. The utility model discloses can reduce the valve pressure testing in-process to material, high-pressure gas's loss to and reduce the operation work load of pressure testing, improve work efficiency.
Description
Technical Field
The utility model belongs to the technical field of the valve pressure testing, concretely relates to quick valve pressure testing device of no bolted connection.
Background
The valve is widely applied to the fields of industrial production and resident life, is closely related to the production life, can not easily stop supplying water to replace the valve in some important water supply networks, and needs to ensure that the installed valve has reliable tightness and stability. For example: in order to ensure the water quality and stable pressure of water supply, a water supply network of a blast furnace body prepared by Jiujiang Nu Steel Ltd, 1780m, needs to periodically switch and clean a filter on a pipeline, so that the requirements on the sealing property and stability of a valve of the pipeline filter are high, water leakage cannot occur in normal operation, and otherwise, the blast furnace cannot be operated stably for a long time.
The traditional valve tightness inspection is to use a blind plate matched with a valve flange, to open a hole on the blind plate to install a pressurizing joint and a pressure gauge, to connect and fasten the sealing gasket and the valve, and to use a pressurizing pump or high-pressure gas to carry out pressure test.
SUMMERY OF THE UTILITY MODEL
The utility model discloses its aim at provides a quick valve pressure testing device of no bolted connection to solve the problem among the above-mentioned background art, can reduce the loss of valve pressure testing in-process to material, high-pressure gas, and reduce the operating load of pressure testing, improve work efficiency.
The technical scheme is that the quick valve pressure testing device without the bolt connection comprises a hydraulic oil station and a frame, wherein a hydraulic oil cylinder connected with the hydraulic oil station is arranged on the frame, a front baffle installed on the frame is arranged on one side of the hydraulic oil cylinder, the output end of the pressure night oil cylinder is connected with a pressure main board, the pressure main board is connected with a central pipe through a connecting shaft, the central pipe is connected with a pressure testing plate, a pressure meter and a pressure source interface are respectively arranged on the central pipe, a pressure testing auxiliary plate is arranged on one side of the pressure testing plate and connected with a central auxiliary pipe, a pressure relief opening is formed in the central auxiliary pipe, the central auxiliary pipe is fixedly connected with the frame through a connecting auxiliary shaft, and a rear baffle installed on the frame is arranged on one side of the connecting auxiliary shaft.
Further, the output of pressure night hydro-cylinder adopts bulb structure and pressure mainboard connection to ensure that the working face of pressure test board and pressure test subplate is parallel, the atress is even, stops the leakproofness pressure testing and leaks outward.
Furthermore, rubber lining structures are arranged on the joint surfaces of the pressure test plate and the pressure test auxiliary plate and the pressure test valve respectively.
Furthermore, the connecting shaft and the central pipe and the central auxiliary pipe and the connecting auxiliary shaft are connected through flange structures.
Further, the pressure source interface is respectively connected with a normal pressure water source pipeline and a high pressure air pipeline.
Advantageous effects
Compared with the prior art, the utility model has the following advantages.
1. Bolts do not need to be repeatedly disassembled and assembled on the valve flange in the pressure test process, so that the time for assembling and disassembling the valve is shortened, and the efficiency is particularly obviously improved for large-batch tightness inspection;
2. the sealing test pressure plate connected by adopting the rubber-lined flange-free structure has the advantages that the applicable valve size range is large, the spare part requirement of a pressure test blind plate can be greatly reduced during the tightness inspection of valves with various specifications, the spare part consumption of a sealing gasket is eliminated, the pressure test specification conversion time is shortened, and the test cost is reduced;
3. the normal pressure water and the high pressure gas are converted through the pressure source interface, so that the material consumption of the sealing test can be greatly reduced, and the test cost is further reduced.
Drawings
The present invention will be described in detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of a pilot scale platen of the present invention;
fig. 3 is the structure schematic diagram of the middle pressure test subplate of the utility model.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
As shown in fig. 1-3, a quick valve pressure testing device without bolt connection comprises a hydraulic oil station 1 and a frame 15, wherein a hydraulic oil cylinder 2 connected with the hydraulic oil station 1 is arranged on the frame 15, a front baffle 3 installed on the frame 15 is arranged on one side of the hydraulic oil cylinder 2, an output end of the hydraulic oil cylinder 2 is connected with a pressure main board 4, the pressure main board 4 is connected with a central pipe 8 through a connecting shaft 13, the central pipe 8 is connected with a pressure testing plate 5, a pressure gauge 9 and a pressure source interface 16 are respectively arranged on the central pipe 8, a pressure testing auxiliary board 6 is arranged on one side of the pressure testing plate 5, the pressure testing auxiliary board 6 is connected with a central auxiliary pipe 17, a pressure relief port 12 is arranged on the central auxiliary pipe 17, the central auxiliary pipe 17 is fixedly connected with the frame 15 through a connecting auxiliary shaft 14, and a rear baffle 7 installed on the frame 15 is arranged on one side of the connecting auxiliary shaft 14.
The output end of the pressure night oil cylinder 2 is connected with the pressure main board 4 through a ball head structure, so that the working surfaces of the pressure test board 5 and the pressure test auxiliary board 6 are parallel, the stress is uniform, and the leakage of the tightness pressure test is avoided.
And rubber lining structures are arranged on the joint surfaces of the pressure testing plate 5 and the pressure testing auxiliary plate 6 and the pressure testing valve respectively.
The connecting shaft 13 and the central pipe 8 and the central auxiliary pipe 17 and the connecting auxiliary shaft 14 are connected through flange structures.
The pressure source interface 16 is respectively connected with the normal pressure water source pipeline 10 and the high pressure air pipeline 11.
The utility model discloses in, 3 fixed mounting hydraulic cylinder 2 of preceding baffle of frame 5 one end, hydraulic cylinder 2 provides power through hydraulic oil station 1, hydraulic cylinder 2's output drives main pressure plate 4 and removes, main pressure plate 4's another side is connected with connecting axle 13, connecting axle 13 adopts flange structure to connect the center tube, the center tube is connected with pressure testing plate 5, pressure testing plate 5 adopts lining glue structural style with the faying face of pressure testing valve, flange hole structure is not designed, with the valve pressure testing who is applicable to great size range, be equipped with pressure source interface 16 and manometer 9 on the center tube 8 of being connected with pressure testing plate 5, it will flow out through pressure release port 12 on the 6 one side center secondary pipes 17 of pressure testing secondary plate to leak if pressure testing valve, accessible pressure release port 12 and manometer 9 direct observation to the pressure testing result, center secondary pipe 17 adopts flange structure and is connected with connection countershaft 14, it is fixed and connected with frame 15 to connect displaceable countershaft 14.
When the valve tightness is checked, the hydraulic oil station 1 is started to work firstly, the hydraulic oil cylinder 2 drives the main pressure plate 4, and the joint surface of the hydraulic oil cylinder 2 and the main pressure plate 4 adopts a ball head structure design, so that the working surfaces of the pressure testing plate 5 and the pressure testing auxiliary plate 6 can be ensured to be parallel, the stress is uniform, and the leakage of tightness pressure testing is avoided; the pressure source interface 16 is used for connecting the normal pressure water source pipeline 10 and the high pressure air pipeline 11 respectively, the normal pressure water is firstly used for filling the valve pressure testing cavity, then the compressed air provided by the high pressure gas bottle is converted, the loss of the compressed gas can be greatly reduced, and meanwhile, the pressure reducing valve is used for adjusting the gas pressure according to the level of the valve pressure testing, so that the valve pressure testing device is flexible and convenient.
Claims (5)
1. The utility model provides a no bolted connection quick valve pressure testing device, includes hydraulic oil station (1), frame (15), its characterized in that, be equipped with hydraulic cylinder (2) of being connected with hydraulic oil station (1) on frame (15), one side of hydraulic cylinder (2) is equipped with preceding baffle (3) of installing on frame (15), the output of hydraulic cylinder (2) is connected with pressure mainboard (4), and pressure mainboard (4) are connected with center tube (8) through connecting axle (13), and center tube (8) are connected with pressure testing board (5), be equipped with manometer (9) and pressure source interface (16) on center tube (8) respectively, one side of pressure testing board (5) is equipped with pressure testing subplate (6), and pressure testing subplate (6) are connected with central subplate (17), be equipped with pressure release (12) on central subplate (17), central subplate (17) are through connecting countershaft (14) and frame (15) fixed connection, and the one side of connecting countershaft (14) is equipped with backplate (7) of installing on frame (15).
2. The quick valve pressure testing device without the bolt connection as claimed in claim 1, wherein the output end of the hydraulic oil cylinder (2) is connected with the pressure main plate (4) by adopting a ball head structure, so that the working surfaces of the pressure testing plate (5) and the pressure testing auxiliary plate (6) are parallel, the stress is uniform, and the leakage of the tightness pressure testing is avoided.
3. The pressure testing device of the boltless connection rapid valve according to claim 1, characterized in that the joint surfaces of the pressure testing plate (5) and the pressure testing auxiliary plate (6) with the pressure testing valve are respectively provided with a rubber lining structure.
4. The device for testing the pressure of the boltless connection rapid valve according to claim 1, wherein the connection shaft (13) and the central pipe (8) and the central auxiliary pipe (17) and the connection auxiliary shaft (14) are connected by flange structures.
5. The pressure testing device for the boltless connection rapid valve according to claim 1, wherein the pressure source port (16) is connected with the normal pressure water source pipeline (10) and the high pressure air pipeline (11), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221797218.0U CN217878232U (en) | 2022-07-13 | 2022-07-13 | Non-bolt connection quick valve pressure testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221797218.0U CN217878232U (en) | 2022-07-13 | 2022-07-13 | Non-bolt connection quick valve pressure testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217878232U true CN217878232U (en) | 2022-11-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221797218.0U Active CN217878232U (en) | 2022-07-13 | 2022-07-13 | Non-bolt connection quick valve pressure testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217878232U (en) |
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2022
- 2022-07-13 CN CN202221797218.0U patent/CN217878232U/en active Active
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