CN220380736U

CN220380736U - High-efficient convenient discharge valve pressure testing pipeline

Info

Publication number: CN220380736U
Application number: CN202321958086.XU
Authority: CN
Inventors: 宋刚; 沙海顺
Original assignee: Laizhou Weilong Valve Co ltd
Current assignee: Laizhou Weilong Valve Co ltd
Priority date: 2023-07-25
Filing date: 2023-07-25
Publication date: 2024-01-23
Anticipated expiration: 2033-07-25

Abstract

The utility model discloses a high-efficiency convenient exhaust valve pressure test pipeline which comprises a pipeline and a plurality of valve bodies, wherein a plurality of first connecting pipes are clamped on the outer wall of one side of the pipeline, a plurality of first connecting pipes are spliced at the other end of each first connecting pipe, a pressure gauge is spliced at the other end of each first connecting pipe, a plurality of second connecting pipes are clamped on the outer wall of one side, far away from the first connecting pipe, of the pipeline, a plurality of second connecting pipes are spliced at the other end of each second connecting pipe, a threaded head is fixedly arranged at one end of each second connecting pipe, and the valve bodies are spliced on the circumferential inner wall of the threaded head; according to the utility model, by arranging the first connecting pipe, the pressure gauge, the second connecting pipe and the threaded head and matching with the pipeline, the real use condition of the exhaust valve in the pipeline is simulated, one or more pieces of simultaneous pressure test can be achieved, the real running state of the exhaust valve in the pipeline is simulated, and the extrusion damage to the exhaust valve caused by the press in the pressurizing state in the pressure test process is avoided.

Description

High-efficient convenient discharge valve pressure testing pipeline

Technical Field

The utility model relates to the technical field of exhaust valve equipment, in particular to an efficient and convenient exhaust valve pressure test pipeline.

Background

The exhaust valve is an indispensable auxiliary element in the pipeline system, is widely applied to boilers, petroleum and natural gas, water supply and drainage pipelines, is often arranged at high points or elbows and the like, eliminates redundant gas in the pipelines, improves the use efficiency of a pipeline and reduces energy consumption, and a plurality of adverse effects brought by gas (such as hydrogen, oxygen and the like) released by water during heating can damage the system and reduce the thermal effect in the operation process of the heating ventilation system and the heating ventilation air conditioning system, and if the gas cannot be timely discharged, a plurality of adverse effects can be produced, such as: corrosion caused by oxidation; forming an air pocket in the radiator; the circulation of hot water is not smooth and unbalanced, so that some radiators are not heated locally; noise when the pipeline runs with air; vortex empty phenomenon of the circulating pump.

When gas is generated in the system, because the density of the gas is smaller than that of water, the gas can move upwards along a pipeline and finally gather at the high point of the system, the automatic exhaust valve is generally arranged at the high point of the system, the exhaust efficiency of the automatic exhaust valve is higher, when the gas enters the valve cavity of the automatic exhaust valve and gathers at the upper part of the automatic exhaust valve, the gas pressure rises along with the increase of the gas in the valve, when the gas pressure is greater than the pressure of the system, the gas can enable the water surface in the cavity to drop, the pontoon descends along with the water level, and the exhaust port is opened to start exhausting; with the discharge of gas, the air pressure is reduced, the water level rises, the pontoon rises along with the rise, the exhaust port is closed, the exhaust valve needs to be subjected to pressure test in production, the common pressure test process is carried out by adopting a press machine, the exhaust valve is placed on a sealing pad of a workbench, the press machine is started to press the valve cover of the exhaust valve for pressure test, the exhaust of the valve body is slow, the working efficiency of the method is extremely low, and the extruded exhaust valve has the hidden trouble of deformation, so that the design of an efficient and convenient exhaust valve pressure test pipeline is needed to solve the problems.

Disclosure of Invention

The utility model aims to provide an efficient and convenient exhaust valve pressure test pipeline so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a high-efficient convenient discharge valve pressure testing pipeline, includes pipeline and a plurality of valve body, the joint has a plurality of first connecting heads on the outer wall of pipeline one side, the other end of first connecting head is pegged graft and is had a plurality of first connecting pipes, the other end of first connecting pipe is pegged graft and is had the manometer, the joint has a plurality of second connectors on the outer wall of one side that the first connecting head was kept away from to the pipeline, the other end of second connector is pegged graft and is had a plurality of second connecting pipes, the one end fixed mounting of second connecting pipe has the screw thread head, the valve body is pegged graft on the circumference inner wall of screw thread head, the inside of valve body is provided with the valve ball.

Preferably, a middle flange O-shaped ring is arranged on the outer wall of one side of the valve body, a valve cover is clamped on the outer wall of one side of the middle flange O-shaped ring, and a valve cover stainless steel plate is clamped at the position, close to the valve body, of the inner side of the valve cover.

Preferably, flat washers are arranged at positions, close to two ends, of the outer wall of the valve cover, full-thread hexagon bolts are inserted into the outer sides of the flat washers, and the valve cover and the valve body are fixed through the full-thread hexagon bolts.

Preferably, the mounting hole is formed in the outer wall of one side of the valve cover, the valve cover plug pipe cone thread is mounted on the inner wall of the mounting hole, the first plastic plug is mounted at the position, away from the valve cover plug pipe cone thread, of the outer wall of one side of the valve cover, and the second plastic plug is mounted at the other end of the valve body.

Preferably, a spring washer is installed at one end of the valve ball, a valve ball hexagonal bolt is inserted into the inner side of the spring washer, and a hexagonal bolt is installed at a position, close to the valve ball hexagonal bolt, of the inner side of the valve cover.

Preferably, a valve ball stainless steel plate is arranged in the valve body at a position close to the valve ball.

Preferably, an exhaust nozzle is arranged at a position, close to the first plastic plug, inside the valve body, a sealing plug is arranged at one end of the exhaust nozzle, one end of the sealing plug is connected with a valve ball stainless steel plate, an O-shaped ring is arranged on the outer wall of the exhaust nozzle, a valve shaft is arranged at a position, close to the exhaust nozzle, of the inner wall of the valve body, and an opening retainer ring is arranged on the outer side of the valve shaft.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, by arranging the first connecting pipe, the pressure gauge, the second connecting pipe and the thread head and matching with the pipeline, the real use condition of the exhaust valve in the pipeline is simulated, the product reliability is better verified, meanwhile, the use of the press equipment and the pressure test tool is reduced, the pressure test efficiency of the product is improved, one or more pieces of pressure test can be achieved at the same time, the real running state of the exhaust valve in the pipeline is simulated, the extrusion damage to the exhaust valve caused by the press in the pressurizing state in the pressure test process is avoided, the use of the equipment and the tool is reduced, and the equipment and the tool are only required to be installed to the corresponding thread head according to the thread specification at the bottom of the exhaust valve, the multiple pipelines are used for pressure test together, and the work efficiency is greatly improved;

according to the utility model, the valve cover stainless steel plate, the valve ball stainless steel plate, the first plastic plug and the second plastic plug are arranged, so that the valve body, the valve cover and the valve ball are fully rigid and protected.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a high-efficiency and convenient exhaust valve pressure test pipeline.

Fig. 2 is a schematic diagram of the internal structure of the exhaust valve of the high-efficiency and convenient exhaust valve pressure test pipeline.

Fig. 3 is an enlarged schematic view of the structure at a in fig. 2.

In the figure: 001. a pipe; 002. a first connector; 003. a first connection pipe; 004. a pressure gauge; 005. a second connection pipe; 006. a second connector; 007. a thread head; 1. a valve body; 2. a middle flange O-shaped ring; 3. a full thread hex head bolt; 4. a flat gasket; 5. a valve cover; 6. plugging the cone thread by the valve cover; 7. a hexagonal bolt; 8. a valve cover stainless steel plate; 9. a first plastic plug; 10. an exhaust nozzle; 11. an O-ring; 12. a valve shaft; 13. a split retainer ring; 14. sealing the plugs; 15. valve ball stainless steel plate; 16. valve ball hexagonal bolt; 17. a spring washer; 18. a second plastic plug; 19. a valve ball.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, in an embodiment of the present utility model, a high-efficiency and convenient exhaust valve pressure test pipeline includes a pipeline 001 and a plurality of valve bodies 1, wherein a plurality of first connectors 002 are clamped on an outer wall of one side of the pipeline 001, a plurality of first connectors 003 are inserted at the other end of the first connectors 002, a pressure gauge 004 is inserted at the other end of the first connectors 003, a plurality of second connectors 006 are clamped on an outer wall of one side of the pipeline 001 far away from the first connectors 002, a plurality of second connectors 005 are inserted at the other end of the second connectors 006, a threaded head 007 is fixedly installed at one end of the second connectors 005, the valve bodies 1 are inserted on a circumferential inner wall of the threaded head 007, and valve balls 19 are arranged inside the valve bodies 1.

Further, install well flange O type circle 2 on the outer wall of one side of valve body 1, the joint has valve gap 5 on the outer wall of one side of well flange O type circle 2, and the inboard position joint that is close to valve body 1 of valve gap 5 has valve gap corrosion resistant plate 8, through the valve gap corrosion resistant plate 8 that sets up, plays the guard effect to valve body 1 inside and valve gap 5.

Further, flat washers 4 are installed at positions, close to two ends, of the outer wall of the valve cover 5, full-thread hexagon bolts 3 are inserted into the outer sides of the flat washers 4, the valve cover 5 and the valve body 1 are fixed through the full-thread hexagon bolts 3, and the valve body 1 and the valve cover 5 are tightly and fixedly connected through the full-thread hexagon bolts 3.

Further, a mounting hole is formed in the outer wall of one side of the valve cover 5, a valve cover screwed plug pipe cone thread 6 is mounted on the inner wall of the mounting hole, a first plastic plug 9 is mounted on the outer wall of one side of the valve cover 5, far away from the valve cover screwed plug pipe cone thread 6, a second plastic plug 18 is mounted on the other end of the valve body 1, and a protection effect is achieved on the valve cover 5 through the second plastic plug 18.

Further, a spring washer 17 is installed at one end of the valve ball 19, a valve ball hexagonal bolt 16 is inserted into the inner side of the spring washer 17, and a hexagonal bolt 7 is installed at a position, close to the valve ball hexagonal bolt 16, on the inner side of the valve cover 5.

Further, a valve ball stainless steel plate 15 is installed in the valve body 1 at a position close to the valve ball 19, and the valve ball 19 is protected by the valve ball stainless steel plate 15.

Further, the exhaust nozzle 10 is installed at a position, close to the first plastic plug 9, inside the valve body 1, one end of the exhaust nozzle 10 is provided with the sealing plug 14, one end of the sealing plug 14 is connected with the valve ball stainless steel plate 15, the O-shaped ring 11 is installed on the outer wall of the exhaust nozzle 10, the valve shaft 12 is installed at a position, close to the exhaust nozzle 10, inside the valve body 1, the split washer 13 is installed on the outer side of the valve shaft 12, and gas inside the valve body 1 is conveniently discharged through the arranged exhaust nozzle 10.

The working principle of the utility model is as follows: through pipeline 001, cooperation first connecting pipe 003, manometer 004, second connecting pipe 005 and screw thread head 007, the simulation discharge valve is in the true service condition of pipeline, better verification product reliability has reduced the use of press equipment and pressure testing frock simultaneously, product pressure testing efficiency has been improved, can reach one or more and test simultaneously, simulate the true running state of discharge valve in the pipeline, avoid the extrusion injury that the press caused to discharge valve in the pressurized state at the pressure testing in-process, equipment and frock's use have been reduced, only need install corresponding screw thread head 007 according to discharge valve bottom screw thread specification, the joint pressure testing of multitube way has greatly improved work efficiency.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof.

Claims

1. The utility model provides a high-efficient convenient discharge valve pressure testing pipeline, includes pipeline (001) and a plurality of valve body (1), its characterized in that: the utility model discloses a pipeline, including pipeline (001), first connecting pipe (002), pressure gauge (004), pipeline (001), second connecting pipe (006), valve body (1) are provided with valve ball (19), joint has a plurality of first connecting pipe (002) on the outer wall of one side of pipeline (001), the other end of second connecting pipe (006) is pegged graft and is had a plurality of second connecting pipe (005), the one end fixed mounting of second connecting pipe (005) has screw thread head (007), the other end of valve body (1) is pegged graft on the circumference inner wall of screw thread head (007), the other end of first connecting pipe (003) is pegged graft and is had manometer (004), joint has a plurality of second connecting pipe (006) on the outer wall of one side of pipeline (001) was kept away from.

2. The efficient and convenient exhaust valve pressure test pipeline according to claim 1, wherein: the novel valve is characterized in that a middle flange O-shaped ring (2) is arranged on the outer wall of one side of the valve body (1), a valve cover (5) is clamped on the outer wall of one side of the middle flange O-shaped ring (2), and a valve cover stainless steel plate (8) is clamped at the inner side of the valve cover (5) close to the valve body (1).

3. The efficient and convenient exhaust valve pressure test pipeline according to claim 2, wherein: the valve cover is characterized in that flat washers (4) are arranged on the outer wall of the valve cover (5) close to the positions of the two ends, full-thread hexagon bolts (3) are inserted into the outer sides of the flat washers (4), and the valve cover (5) and the valve body (1) are fixed through the full-thread hexagon bolts (3).

4. The efficient and convenient exhaust valve pressure test pipeline according to claim 3, wherein: the valve cover is characterized in that a mounting hole is formed in the outer wall of one side of the valve cover (5), a valve cover plug pipe cone thread (6) is mounted on the inner wall of the mounting hole, a first plastic plug (9) is mounted on the outer wall of one side of the valve cover (5) away from the position of the valve cover plug pipe cone thread (6), and a second plastic plug (18) is mounted at the other end of the valve body (1).

5. The efficient and convenient exhaust valve pressure test pipeline according to claim 4, wherein: one end of the valve ball (19) is provided with a spring washer (17), the inner side of the spring washer (17) is inserted with a valve ball hexagonal bolt (16), and the inner side of the valve cover (5) is provided with a hexagonal bolt (7) close to the position of the valve ball hexagonal bolt (16).

6. The efficient and convenient exhaust valve pressure test pipeline according to claim 5, wherein: a valve ball stainless steel plate (15) is arranged at a position, close to a valve ball (19), inside the valve body (1).

7. The efficient and convenient exhaust valve pressure test pipeline according to claim 6, wherein: the valve is characterized in that an exhaust nozzle (10) is arranged at the position, close to the first plastic plug (9), inside the valve body (1), of the valve body (1), one end of the exhaust nozzle (10) is provided with a sealing plug (14), one end of the sealing plug (14) is connected with a valve ball stainless steel plate (15), an O-shaped ring (11) is arranged on the outer wall of the exhaust nozzle (10), a valve shaft (12) is arranged at the position, close to the exhaust nozzle (10), of the inner wall of the valve body (1), and an opening retainer ring (13) is arranged on the outer side of the valve shaft (12).