CN216483776U - Pressure-tight seal detection device of valve - Google Patents

Pressure-tight seal detection device of valve Download PDF

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Publication number
CN216483776U
CN216483776U CN202122241458.4U CN202122241458U CN216483776U CN 216483776 U CN216483776 U CN 216483776U CN 202122241458 U CN202122241458 U CN 202122241458U CN 216483776 U CN216483776 U CN 216483776U
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China
Prior art keywords
valve
pressure
pipe
pipeline
pipe orifice
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CN202122241458.4U
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Chinese (zh)
Inventor
王勇
宋立柱
周帅
王成刚
刘生
任思光
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CRRC Shandong Co Ltd
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CRRC Shandong Co Ltd
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Priority to CN202122241458.4U priority Critical patent/CN216483776U/en
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Abstract

The utility model relates to a pressure-resistant sealing detection device of a valve, and belongs to the technical field of detection. The device comprises a detection pipeline, wherein the detection pipeline is provided with a first pipe orifice, a second pipe orifice and a third pipe orifice, the first pipe orifice is connected with a flange plate for fixing a valve to be detected, the second pipe orifice is connected with a water outlet valve, the third pipe orifice is connected with a pressurizing water pump, and the detection pipeline is connected with a pressure gauge for detecting pipeline pressure. The device can be with the third mouth of pipe on the detection pipeline connection booster pump etc. first mouth of pipe connection valve that awaits measuring, through injecting the water under high pressure to the detection pipeline, judges through the manual work whether the valve that awaits measuring leaks and the manometer on the pipeline changes and judges whether the valve that awaits measuring is high pressure resistant, has satisfied the valve and has made the experimental needs of withstand voltage sealing performance.

Description

Pressure-resistant sealing detection device of valve
Technical Field
The utility model belongs to the technical field of detection, and particularly relates to a pressure-resistant sealing detection device for a valve.
Background
In factories and urban heat and water supply systems, a large number of valves are used, so that a large number of maintenance and replacement work exist, the pressure of the valves is high, in actual maintenance, whether the sealing performance and the pressure resistance of the valves meet the intact requirements needs to be determined and judged, certain potential safety hazards exist in testing in a water network, a large amount of manpower and material resources are wasted, and the operation is inconvenient.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems in the prior art, the utility model provides a pressure-resistant sealing detection device of a valve. The device can be with the third mouth of pipe on the detection pipeline connection booster pump etc. first mouth of pipe connection valve that awaits measuring, through injecting the water under high pressure to the detection pipeline, judges through the manual work whether the valve that awaits measuring leaks and the manometer on the pipeline changes and judges whether the valve that awaits measuring is high pressure resistant, has satisfied the valve and has made the experimental needs of withstand voltage sealing performance.
The embodiment of the utility model provides a pressure seal detection device of a valve, which comprises a detection pipeline, wherein the detection pipeline is provided with a first pipe orifice, a second pipe orifice and a third pipe orifice, the first pipe orifice is connected with a flange for fixing the valve to be detected, the second pipe orifice is connected with a water outlet valve, the third pipe orifice is connected with a pressurizing water pump, and the detection pipeline is connected with a pressure gauge for detecting the pressure of the pipeline.
Further, the pressure water pump comprises a pump body and a power supply control system of the pump body, and the pump body is communicated with the third pipe orifice through a pump body pipeline.
Furthermore, a water inlet valve is arranged on the third pipe orifice.
Further, the detection pipeline is a vertical pipe and a horizontal pipe which are communicated with each other, wherein a top pipe orifice of the vertical pipe is a first pipe orifice, a bottom pipe orifice of the vertical pipe is a second pipe orifice, and a pipe orifice of the horizontal pipe is a third pipe orifice.
Further, the detection pipeline is installed on the workbench.
Further, the workstation includes the horizontal work face, and vertical pipe vertical fixation is on the horizontal work face, and the bottom mouth of pipe and the horizontal pipe setting of vertical pipe are below the horizontal work face.
Further, the vertical pipe is connected with the horizontal working surface through a flange.
Further, the vertical pipe is fixedly connected with the horizontal working surface.
Further, the horizontal pipe is connected with a pressure pipeline, and the pressure gauge is installed on the pressure pipeline.
Further, the detection pipeline is a seamless steel pipe.
The utility model has the beneficial effects that:
the pressure-resistant sealing device for the valve is connected with the valve to be tested through the flange plate on the first pipe orifice on the detection pipeline, is connected with the pressure water pump through the third pipe orifice, and can inject water into the detection pipeline through the pressure water pump when the test is started.
Drawings
Fig. 1 is a front view of a pressure-proof sealing device of a valve according to an embodiment of the present invention.
In the figure: 1. the device comprises a water inlet valve 2, a valve to be detected 3, a water outlet valve 5, a detection pipeline 6, a flange plate 7 and a workbench.
Detailed Description
Referring to fig. 1, an embodiment of the present invention provides a pressure-resistant sealing device for a valve, the device mainly includes a detection pipeline 5 for detecting the valve to be detected, the detection pipeline is a three-way pipe, the three-way pipe includes three pipe orifices, which are a first pipe orifice, a second pipe orifice and a third pipe orifice, wherein the first pipe orifice is connected to a flange plate 6, the flange plate 6 is used for connecting the valve 2 to be detected, the second pipe orifice is provided with a water outlet valve 3, the opening and closing of the pipe orifices are controlled by the water outlet valve 3, the third pipe orifice is connected to a pressurized water pump, and the third water pump is provided with a water inlet valve 1, the pipe orifices can be connected to a water injection device, and the opening and closing of the pipe orifices are controlled by the water injection valve on the pipe orifices.
Therefore, the withstand voltage sealing device that this embodiment provided will need the valve member snap-on that detects on the ring flange of first pipeline, close the second mouth of pipe on the detection pipeline, with third pipeline lug connection to pressure water pump, through to water injection on the detection pipeline, judge its leakproofness through observing whether the valve member that awaits measuring leaks, judge its resistance to pressure through the change of observing the manometer on the detection pipeline simultaneously, just so realized the withstand voltage sealed realization of valve member that awaits measuring, after having detected, can directly open the water in the second mouth of pipe release detection pipeline on the detection pipeline.
Specifically, referring to fig. 1, in this embodiment, the detection pipeline 5 is a three-way pipe, the three-way pipe includes a vertical pipe and a horizontal pipe that are communicated with each other, wherein a top of the vertical pipe is connected to a flange 6, a bottom of the vertical pipe is connected to an outlet valve 3, and a nozzle of the water pipe is provided with an inlet valve 2, so that after detection is completed, the outlet valve at the bottom of the vertical pipe is opened, and then water in the detection pipeline is discharged for next round of detection.
The detection pipeline can also be formed by mutually connecting three pipelines in a butt joint mode, for example, the three detection pipelines are mutually connected through a three-way pipe, and therefore the length of the corresponding detection pipeline can be adjusted according to specific working conditions.
In the implementation, the pipe orifice at the bottom of the vertical pipe can be directly connected with the water storage tank or the water outlet pipeline, so that the discharged water can be collected conveniently.
Further, this embodiment still installs a manometer on the detection pipeline, for example directly extend a manometer pipeline on the detection pipeline, install the manometer on the manometer pipeline, detect whether pressure appears changing through this manometer to judge whether pressure-proof of valve 2 that awaits measuring.
The detection device that this embodiment provided still includes the pressure water pump, the pressure water pump can be a whole, mainly includes the pump body, pump body pipeline and power control system, and wherein the pump body is connected with the third mouth of pipe that detects the pipeline through pump body pipeline, can directly apply water injection simultaneously to exerting pressure on the detection pipeline like this, power system is used for controlling the start-up and the closing of the pump body.
As shown in fig. 1, the pressure-resistant sealing device provided in this embodiment is installed on a base 7, the base 7 includes a horizontal workbench, four supporting legs are installed at four corners of the bottom surface of the horizontal workbench, the vertical pipe in the detection pipeline provided in this embodiment is vertically fixed on the horizontal workbench, wherein the top pipe orifice of the vertical pipe is arranged on the horizontal workbench, the bottom pipe orifice of the vertical pipe and the horizontal pipe are arranged below the horizontal workbench, so when detecting a plurality of valves, the valves can be put on the horizontal workbench in advance, one is detached for each detection, and the detection efficiency is accelerated.
In this embodiment, the contact portion of the vertical pipe and the horizontal workbench may be connected by a flange, for example, a vertical through hole is formed in the horizontal workbench, a flange plate may be installed on the vertical pipe, the vertical pipe may be directly inserted into the vertical through hole, the flange plate contacts with the horizontal workbench, and then the vertical pipe and the horizontal workbench are fixed by a bolt.
Of course, in other embodiments, the vertical pipe and the vertical through hole can be directly welded and fixed together.
When the water pump is installed on the workbench, in order to facilitate knowing the test condition, the pressure gauge pipeline can extend to the upper part of the horizontal workbench, and meanwhile, a control button can be installed on the workbench and connected with the power supply control system, so that the operation of the water pump can be directly controlled through the control button.
Preferably, the detection pipeline in this embodiment is a seamless pipeline, and meanwhile, the parts used in this embodiment, such as the detection pipeline, can be directly selected from the parts in the water network without separately purchasing, and after all valve tests are finished, the parts can be continuously installed and used in the water network, so that the cost for purchasing equipment and accessories is saved, and the maintenance cost of the equipment is saved.
The method of using the pressure-resistant sealing device of the valve is described in detail below:
the method comprises the following steps: firstly, a valve to be tested is connected and is in an open state, a pressure water pump is connected, water is added into a water storage tank of the pressure water pump, a water outlet valve is closed, a water inlet valve is closed, water is filled into a pipeline from the position of the valve to be tested, and the valve is closed.
And step two, opening a water inlet valve on the detection pipeline, opening a pressurizing water pump to start pressurizing, increasing the pressure in the pipeline and reaching the valve to be detected, and if the valve to be detected has no leakage and the pressure gauge stably displays the rated pressure (rated pressure resistance of the valve to be detected), identifying the valve to be detected (the pressure-resistant sealing performance meets the use requirement, and otherwise, identifying the valve to be detected as damaged.
And step three, after the pressure-resistant sealing performance test of the valve piece to be tested is finished, the power supply of the pressurizing water pump is turned off firstly, the pressure in the test device system is removed, the pointer of the pressure gauge returns to the zero position, the water inlet valve is closed, and the next valve piece to be tested is replaced and connected.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.

Claims (10)

1. The pressure-resistant sealing detection device of the valve is characterized by comprising a detection pipeline, wherein the detection pipeline is provided with a first pipe orifice, a second pipe orifice and a third pipe orifice, the first pipe orifice is connected with a flange plate for fixing the valve to be detected, the second pipe orifice is connected with a water outlet valve, the third pipe orifice is connected with a pressure water pump, and the detection pipeline is connected with a pressure gauge for detecting the pressure of the pipeline.
2. The device for detecting the pressure-resistant seal of a valve according to claim 1, wherein the pressurized water pump comprises a pump body and a power control system of the pump body, and the pump body is communicated with the third nozzle through a pump body pipeline.
3. The apparatus of claim 2, wherein the third nozzle is provided with a water inlet valve.
4. The device for detecting the pressure-resistant seal of a valve as claimed in claim 1, wherein the detection pipeline comprises a vertical pipe and a horizontal pipe which are communicated with each other, wherein the top nozzle of the vertical pipe is a first nozzle, the bottom nozzle of the vertical pipe is a second nozzle, and the nozzle of the horizontal pipe is a third nozzle.
5. The apparatus of claim 4, wherein the test line is mounted on a table.
6. The apparatus of claim 5, wherein the platform comprises a horizontal surface, the vertical tube is vertically fixed on the horizontal surface, and the bottom nozzle of the vertical tube and the horizontal tube are disposed below the horizontal surface.
7. The apparatus of claim 6, wherein the vertical pipe is flanged to the horizontal surface.
8. A pressure-tight seal testing device of valve as claimed in claim 6 wherein the vertical tube is fixedly connected to the horizontal working surface.
9. A device for detecting the pressure-resistant seal of a valve as claimed in claim 4, wherein said horizontal tube is connected to a pressure line, and said pressure gauge is installed on the pressure line.
10. The apparatus for testing pressure-resistant seal of a valve according to any of claims 1-9, wherein said test line is a seamless steel tube.
CN202122241458.4U 2021-09-15 2021-09-15 Pressure-tight seal detection device of valve Active CN216483776U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122241458.4U CN216483776U (en) 2021-09-15 2021-09-15 Pressure-tight seal detection device of valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122241458.4U CN216483776U (en) 2021-09-15 2021-09-15 Pressure-tight seal detection device of valve

Publications (1)

Publication Number Publication Date
CN216483776U true CN216483776U (en) 2022-05-10

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122241458.4U Active CN216483776U (en) 2021-09-15 2021-09-15 Pressure-tight seal detection device of valve

Country Status (1)

Country Link
CN (1) CN216483776U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114939251A (en) * 2022-06-14 2022-08-26 国家电网有限公司 Multifunctional foam system detection device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114939251A (en) * 2022-06-14 2022-08-26 国家电网有限公司 Multifunctional foam system detection device

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