CN218470118U - Simple valve pressure test platform - Google Patents
Simple valve pressure test platform Download PDFInfo
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- CN218470118U CN218470118U CN202222229356.5U CN202222229356U CN218470118U CN 218470118 U CN218470118 U CN 218470118U CN 202222229356 U CN202222229356 U CN 202222229356U CN 218470118 U CN218470118 U CN 218470118U
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- 238000012360 testing method Methods 0.000 title claims abstract description 109
- 230000008878 coupling Effects 0.000 claims abstract description 5
- 238000010168 coupling process Methods 0.000 claims abstract description 5
- 238000005859 coupling reaction Methods 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 239000004576 sand Substances 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000009530 blood pressure measurement Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000013522 software testing Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The utility model relates to a simple and easy valve pressure testing platform, including the lead screw, connecting device and pressure testing platform casing, the one end at pressure testing platform casing is fixed to the lead screw, the other end of pressure testing platform casing is equipped with the boss, the one end that pressure testing platform casing was kept away from to this boss is connected with the pipeline, this pipe connection has connecting valve and control valve, the control valve is connected with the manometer, it has the first interface channel with the tube coupling to run through in the boss, the one end of lead screw is equipped with the operating handle dish, connecting device is connected to the other end, be equipped with the second interface channel in the connecting device, connecting device is connected with the bleed valve and the valve that drains, be formed with the room that holds that is used for the fixed pressure testing valve of treating between connecting device and the boss. Compared with the prior art, the utility model has the advantages of the preparation is convenient, application range is wide, the security is higher, easy operation and energy-concerving and environment-protective.
Description
Technical Field
The utility model belongs to the technical field of the valve pressure testing structure and specifically relates to a simple and easy valve pressure testing platform is related to.
Background
According to the current valve standard, valve pressure tests are required to be carried out on newly-installed valves in all construction projects, and in the prior art, valve pressure testing devices are various, most of the devices are expensive and complex to operate, and the requirements of construction projects on site are difficult to meet. For a construction site where a valve pressure test platform is not purchased, a third-party mechanism is often entrusted to perform a valve pressure test, so that the real quality of the valve cannot be ensured while the project cost is increased, and the test period is not controlled and is easy to influence the construction period.
The utility model discloses a valve pressure test professional equipment of publication No. CN114459704A, include, pressure chamber unit, test interface, block valve, water inlet, suppress device, gas vent, outlet, opening valve, first pressure measurement, second pressure measurement, well accuse module. The utility model discloses a pressure chamber unit upper portion sets up the test interface of the different nominal diameters of a plurality of groups, can realize detecting the valve of different specifications, is in simultaneously pressure chamber unit upper portion still sets up the gas vent, with the inside gas in time discharge of pressure chamber unit, has ensured the stability of pressure environment in the pressure chamber unit, has avoided because the damage that the pressure fluctuation brought to being detected the valve is in simultaneously the inside opening valve that sets up of outlet keeps the stability of pressure environment in the pressure chamber unit through the control aperture, has further improved the accuracy of valve test result, carries out intelligent control to each part through setting up the well accuse module, the effectual valve efficiency of software testing that has improved.
This scheme is through setting up the pressure chamber unit that contains a plurality of valves, carries out the valve test through the state of this pressure chamber unit internal pressure environment, but this scheme structure is bulky, inconvenient carrying, can't accomplish the preparation at the job site, influences the project time limit.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming above-mentioned prior art and having current valve pressure testing platform structure bulky, inconvenient carrying, can't accomplish the preparation at the job site, influence project time limit for a project defect and provide a simple and easy valve pressure testing platform.
The purpose of the utility model can be realized through the following technical scheme:
the utility model provides a simple and easy valve pressure testing platform, includes lead screw, connecting device and pressure testing platform casing, the one end at pressure testing platform casing is fixed to the lead screw, the other end of pressure testing platform casing is equipped with the boss, and the one end that pressure testing platform casing was kept away from to this boss is connected with the pipeline, and this tube coupling has connect valve and control valve, the control valve is connected with the manometer, run through in the boss have with tube coupling's first interface channel, the one end of lead screw is equipped with the operating handle dish, and the other end is connected connecting device, be equipped with the second interface channel in the connecting device, connecting device is connected with the bleed valve and the valve that drains, be formed with between connecting device and the boss and be used for the fixed room that holds of waiting the pressure testing valve.
Further, the operation hand disc is located the outside of pressure testing platform casing, be equipped with lead screw balance support plate in the pressure testing platform casing, the curb plate and the lead screw balance support plate of pressure testing platform casing all are equipped with the through-hole that supplies the lead screw to stretch into, curb plate and lead screw balance support plate all are connected with lead screw thread fit.
Further, the connecting device comprises a main pipeline, a first contact flat plate and a second contact flat plate, the first contact flat plate and the second contact flat plate are fixed on two sides of the main pipeline, the first contact flat plate is matched with the end face of the boss, the second contact flat plate is matched with the end face of the screw rod, the first contact flat plate is close to the boss, and the second contact flat plate is close to the screw rod.
Further, the second connecting channel penetrates through the first contact flat plate and the main pipeline, and the air release valve and the water drain valve are both connected with the main pipeline.
Further, the pipeline is also connected with a safety valve.
Further, the control valve, the safety valve, the air release valve and the water drain valve are needle valves.
Furthermore, an temporary pressure test clamping groove structure is also loaded in the accommodating chamber, and the temporary pressure test clamping groove structure is provided with a clamping groove matched with the shape of the valve to be tested and used for temporarily storing the valve to be tested.
Furthermore, sand is arranged on the temporary pressure test clamping groove structure.
Further, the pressure test platform shell is made of channel steel or I-shaped steel materials.
Further, the boss is a steel plate with the diameter not less than 300mm and the thickness not less than 20 mm.
Compared with the prior art, the utility model has the advantages of it is following:
(1) The preparation is convenient: in a construction site, channel steel or I-steel can be used as a foundation to manufacture a valve pressure test platform, a nut and a screw rod are used as a foundation to manufacture a transmission device, a convex flange and a pipeline are used as a foundation to manufacture a connecting device, a steel plate is used as a foundation to manufacture a pressure test clamping groove, and fine sand is placed in the clamping groove.
(2) The application range is wide: the pressure test platform adopts screw rod transmission, and the stroke of the screw rod transmission can meet the requirements of placing valves with different specifications and sizes, so that the pressure test platform can be applied to various gate valves, stop valves and the like to the greatest extent to carry out tight pressure tests and strength tests.
(3) The safety is higher: the pressure test platform is provided with the safety valve, and when the pressure of the system exceeds a set value, the pressure is automatically released by the safety valve, so that the safety of the system is ensured, and the damage or safety accident of valve equipment to be tested caused by overpressure due to human negligence in the pressure test process of the system is fundamentally avoided; in addition, this pressure testing platform sets up the interim pressure testing draw-in groove of valve, and the draw-in groove is piled up fine sand, can prevent that the test piece from dropping.
(4) The operation is simple: the valve to be tested is placed in the platform valve fastening clamping groove, the hand wheel fastening screw rod enables the valve to be connected with the pressure testing platform, and then the valve pressure testing condition is achieved, and 1 person can operate and complete the whole pressure testing process.
(5) Energy conservation and environmental protection: this pressure testing platform establishes puts water pipeline, opens the valve that drains after the valve pressure testing, retrieves the pressure testing water through metal collapsible tube, carries out the recovery of water resource when the protection pressure testing scene is clean and tidy and recycles.
Drawings
Fig. 1 is a schematic perspective view of a simple valve pressure testing platform provided in an embodiment of the present invention;
fig. 2 is a schematic cross-sectional view of a simple pressure testing platform for valves provided in an embodiment of the present invention;
in the figure, 1, a screw rod, 2, a connecting device, 201, a second connecting channel, 202, a main pipeline, 203, a first contact flat plate, 204, a second contact flat plate, 3, a pressure test platform shell, 301, a screw rod balance support plate, 4, a boss, 401, a first connecting channel, 5, a connecting valve, 6, a control valve, 7, an operation hand disc, 8, a deflation valve, 9, a water drain valve, 10, a valve to be tested, 11, a safety valve, 12, a pressure gauge, 13 and a temporary pressure test clamping groove structure.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
It should be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
Example 1
As shown in fig. 1 and 2, this embodiment provides a simple and easy valve pressure testing platform, including lead screw 1, connecting device 2 and pressure testing platform casing 3, lead screw 1 is fixed in the one end of pressure testing platform casing 3, the other end of pressure testing platform casing 3 is equipped with boss 4, the one end that pressure testing platform casing 3 was kept away from to this boss 4 is connected with the pipeline, this pipe connection has connecting valve 5 and control valve 6, control valve 6 is connected with manometer 12, it has the first connecting channel 401 with the tube coupling to run through in the boss 4, the one end of lead screw 1 is equipped with operation handwheel 7, connecting device 2 is connected to the other end, be equipped with second connecting channel 201 in connecting device 2, connecting device 2 is connected with bleed valve 8 and drain valve 9, be formed with the room that holds that is used for the fixed pressure testing valve 10 between connecting device 2 and the boss 4.
The connecting device 2 comprises a main pipeline 202, a first contact flat plate 203 and a second contact flat plate 204, the first contact flat plate 203 and the second contact flat plate 204 are fixed on two sides of the main pipeline 202, the first contact flat plate 203 is matched with the end face of the boss 4, the second contact flat plate 204 is matched with the end face of the screw rod 1, the first contact flat plate 203 is close to the boss 4, and the second contact flat plate 204 is close to the screw rod 1.
The second connection passage 201 penetrates the first contact plate 203 and the main body pipe 202, and the purge valve 8 and the drain valve 9 are both connected to the main body pipe 202.
As a preferred embodiment, in order to keep the lead screw 1 balanced, the operating handle 7 is located outside the pressure test platform housing 3, a lead screw balance support plate 301 is arranged in the pressure test platform housing 3, through holes for the lead screw 1 to extend into are arranged on a side plate of the pressure test platform housing 3 and the lead screw balance support plate 301, and the side plate and the lead screw balance support plate 301 are connected with the lead screw 1 in a threaded fit manner.
As a preferred embodiment, the pipeline is also connected with a safety valve 11, and when the system pressure exceeds a set value, the safety valve automatically releases pressure, so that the system safety is ensured, and the damage or safety accident of valve equipment to be tested caused by pressure overpressure due to human negligence in the system pressure testing process is fundamentally avoided.
The control valve 6, the safety valve 11, the air release valve 8 and the water drain valve 9 are needle valves and are convenient to install.
As a preferred embodiment, the accommodating chamber also carries a temporary pressure test card slot structure 13, the temporary pressure test card slot structure 13 is provided with a card slot matched with the shape of the valve 10 to be tested and used for temporarily storing the valve 10 to be tested, and the temporary pressure test card slot structure 13 is provided with sand; set up the interim pressure testing draw-in groove of valve, pile up fine sand in the draw-in groove, can prevent that the test piece from dropping.
Preferred embodiments can be obtained by arbitrarily combining the above preferred embodiments, and a most preferred embodiment obtained by combining all the preferred embodiments will be described in detail below.
The simple pressure testing platform for the valve provided in this embodiment has substantially the same overall structure as the combined embodiments of the foregoing embodiments, and is described in detail below.
The main components of this example are shown in table 1.
TABLE 1
A boss: the boss is made of a steel plate with the diameter of no less than 300mm and the thickness of no less than 20mm in principle, a hole with the diameter of phi 20 is reserved in the middle, the boss is connected with the pressure test platform water inlet pipe in a centering mode through welding, welding quality is guaranteed, and using requirements are met;
screw rod: the screw rod is used as a driving part, enough driving length is ensured, so that the screw rod can be used for pressure tests of valves with different specifications, and the outer diameter of the screw rod is not less than M24. In addition, a flat plate with the diameter not less than 300mm is arranged at the end, close to the connecting device, of the screw rod, so that the contact area of the screw rod and the connecting device is increased. The screw rod is in threaded connection with the screw rod balance support and the pressure test platform.
The connecting device comprises: the contact flat plates on the two sides of the connecting device are welded with the pipeline to form a whole, and the size of the flat plates is the same as that of the bosses;
a hole is reserved close to a contact flat plate at the side of a valve to be tested, and the size of the preliminarily designed hole is the same as that of the boss; one end of the valve far away from the pressure to be tested is in contact with the flat plate without reserving a hole;
the exhaust system and the drainage system are connected with the connecting device in a welding mode, so that the welding quality is guaranteed, and the use requirement is met;
the metal hose can discharge the water for pressure test into the pump press for recycling after passing through the drain valve.
The whole valve pressure test platform is connected with a pump press through a connecting valve 5, a valve 10 to be tested is placed in a temporary pressure test clamping groove structure 13, a screw rod 1 is driven through an operation hand disc 7 of the screw rod 1, so that the screw rod 1, a connecting device 2, the valve 10 to be tested and a pressure test platform shell 3 are connected into a whole, and sealing mattresses are arranged on the front flange surface and the rear flange surface of the valve 10 to be tested. Firstly, fully opening a valve 10 to be tested, and opening a connecting valve 5, a control valve 6 of a pressure gauge 12 and an air release valve 8; and closing the water drain valve 9, starting the pump press until water uniformly emerges from the control valve 6 of the pressure gauge 12 and the upper pipeline of the air release valve 8, installing the pressure gauge 12, closing the air release valve 8, continuously boosting the pressure to the test pressure, closing the connecting valve 5 and the pump press, performing a tightness test on the valve, and judging whether the tightness of the valve is qualified or not through the numerical value change of the pressure gauge and the water seepage of the valve shell. And after the tightness test is finished, opening the air release valve 8 and the connecting valve 5, starting the pump press after closing the valve to be tested, boosting the pressure to the test pressure, closing the connecting valve 5 and the pump press, performing a strength test on the valve, and judging whether the valve strength test is qualified or not by changing the value of the pressure gauge and observing whether the air release valve 8 overflows with water or not. And after the pressure test is finished, closing the air release valve 8, opening the water discharge valve 9 and the valve to be tested 10, and taking out the valve to be tested 10 by using the system residual water completely-releasing recovery screw rod.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. The utility model provides a simple and easy valve pressure testing platform, its characterized in that, includes lead screw (1), connecting device (2) and pressure testing platform casing (3), the one end at pressure testing platform casing (3) is fixed in lead screw (1), the other end of pressure testing platform casing (3) is equipped with boss (4), and the one end that pressure testing platform casing (3) were kept away from in this boss (4) is connected with the pipeline, and this pipe connection has connecting valve (5) and control valve (6), control valve (6) are connected with manometer (12), run through in boss (4) have with first interface channel (401) of tube coupling, the one end of lead screw (1) is equipped with operation panel (7), and the other end is connected connecting device (2), be equipped with second interface channel (201) in connecting device (2), connecting device (2) are connected with bleed valve (8) and drain valve (9), be formed with the room that holds that is used for fixed waiting pressure testing valve (10) between connecting device (2) and boss (4).
2. The simple valve pressure test platform of claim 1, wherein the operating hand disc (7) is located outside the pressure test platform shell (3), a screw balance support plate (301) is arranged in the pressure test platform shell (3), through holes for the screw (1) to extend into are formed in the side plate of the pressure test platform shell (3) and the screw balance support plate (301), and the side plate and the screw balance support plate (301) are connected with the screw (1) in a threaded fit mode.
3. The simple valve pressure test platform of claim 1, wherein the connecting device (2) comprises a main pipeline (202), a first contact flat plate (203) and a second contact flat plate (204), the first contact flat plate (203) and the second contact flat plate (204) are fixed on two sides of the main pipeline (202), the first contact flat plate (203) is matched with the end face of the boss (4), the second contact flat plate (204) is matched with the end face of the screw rod (1), the first contact flat plate (203) is close to the boss (4), and the second contact flat plate (204) is close to the screw rod (1).
4. The simple pressure testing platform for the valve according to claim 3, wherein the second connecting channel (201) penetrates through the first contact plate (203) and the main pipeline (202), and the air release valve (8) and the water release valve (9) are both connected with the main pipeline (202).
5. The simple valve pressure test platform as claimed in claim 1, wherein a safety valve (11) is further connected to the pipeline.
6. The simple pressure testing platform for the valve according to claim 5, wherein the control valve (6), the safety valve (11), the release valve (8) and the drain valve (9) are needle valves.
7. The simple pressure test platform for the valve according to claim 1, wherein a temporary pressure test clamping groove structure (13) is further supported in the accommodating chamber, and the temporary pressure test clamping groove structure (13) is provided with a clamping groove matched with the shape of the valve (10) to be tested and used for temporarily storing the valve (10) to be tested.
8. The simple valve pressure test platform according to claim 7, wherein the temporary pressure test slot structure (13) is provided with sand.
9. The simple valve pressure test platform of claim 1, wherein the pressure test platform shell (3) is made of channel steel or I-shaped steel.
10. The simple valve pressure test platform according to claim 1, wherein the boss (4) is a steel plate with a diameter of not less than 300mm and a thickness of not less than 20 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222229356.5U CN218470118U (en) | 2022-08-23 | 2022-08-23 | Simple valve pressure test platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222229356.5U CN218470118U (en) | 2022-08-23 | 2022-08-23 | Simple valve pressure test platform |
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| CN218470118U true CN218470118U (en) | 2023-02-10 |
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| CN202222229356.5U Active CN218470118U (en) | 2022-08-23 | 2022-08-23 | Simple valve pressure test platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115524081A (en) * | 2022-08-23 | 2022-12-27 | 华能（上海）电力检修有限责任公司 | A simple valve pressure test platform and its pressure test method |
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2022
- 2022-08-23 CN CN202222229356.5U patent/CN218470118U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115524081A (en) * | 2022-08-23 | 2022-12-27 | 华能（上海）电力检修有限责任公司 | A simple valve pressure test platform and its pressure test method |
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