CN217637835U

CN217637835U - Valve gas tightness check out test set

Info

Publication number: CN217637835U
Application number: CN202221768597.0U
Authority: CN
Inventors: 马宣
Original assignee: Hebei Tongli Automatic Control Valve Manufacturing Co ltd
Current assignee: Hebei Tongli Automatic Control Valve Manufacturing Co ltd
Priority date: 2022-07-08
Filing date: 2022-07-08
Publication date: 2022-10-21
Anticipated expiration: 2032-07-08

Abstract

The utility model relates to the technical field of air tightness detection equipment, in particular to valve air tightness detection equipment; the valve detection device is compact and scientific in structure, can realize valve detection without external air supply under pressure, is convenient to use, and improves the valve detection efficiency; including tank, elevating platform, barrel, piston post, two sets of communicating pipes and two sets of fixture, the elevating platform can be gliding from top to bottom install in the tank, install on the tank and reciprocate the lead screw spiral lift that provides power for the elevating platform, barrel fixed mounting is bottom in the tank, gliding installation in the barrel about the piston post can, the top and the elevating platform bottom fixed connection of piston post, two sets of fixture fixed mounting are on the elevating platform, and the input of two sets of communicating pipes all stretches into to the barrel bottom, and the output of two sets of communicating pipes stretches out from the exposed core of two sets of fixture respectively.

Description

Valve gas tightness check out test set

Technical Field

The utility model relates to a gas tightness check out test set's technical field especially relates to a valve gas tightness check out test set.

Background

As is well known, a valve airtightness detection apparatus is an apparatus for detecting airtightness of a valve; the existing valve air tightness detection equipment comprises a pneumatic pump and a water storage tank; when the existing valve air tightness detection equipment is used, the output end of a pneumatic pump is communicated with the interior of a valve to be detected, the interior of the valve is inflated through the pneumatic pump, the valve to be detected is placed into a water storage tank, and whether air leakage exists or not is observed; present valve gas tightness check out test set discovers in using, and the air pump cost is high, and it is comparatively inconvenient to put into the tank with the valve through the manual work, influences the detection efficiency of valve gas tightness.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a to prior art's is not enough, the utility model provides a compact structure science does not need the outside air feed that has the pressurized source, can realize that the valve detects, and it is convenient to use, improves valve detection efficiency's valve gas tightness check out test set.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the lifting platform can be vertically slidably installed in the water storage tank, a screw spiral elevator which provides power for the lifting platform to move up and down is installed on the water storage tank, the barrel is fixedly installed at the bottom in the water storage tank, the piston column can be vertically slidably installed in the barrel, the top of the piston column is fixedly connected with the bottom of the lifting platform, the two groups of clamping mechanisms are fixedly installed on the lifting platform, the input ends of the two groups of communicating pipes extend into the bottom in the barrel, and the output ends of the two groups of communicating pipes respectively extend out of the clamping ends of the two groups of clamping mechanisms; furthermore, the screw rod spiral lifters are two groups, and the two groups of screw rod spiral lifters are symmetrically arranged on the side wall of the water storage tank.

Preferably, the two groups of clamping mechanisms comprise quick clamps and conical plugs arranged at clamping ends of the quick clamps, and through holes communicated with output ends of the communicating pipes are formed in the middle of the conical plugs.

Preferably, the water storage tank further comprises a pressure gauge, the pressure gauge is fixedly installed outside the water storage tank, and a measuring end of the pressure gauge extends into the cylinder.

Preferably, the lifting platform is provided with a water leakage port.

Preferably, the device also comprises a placing seat, wherein the placing seat is fixedly arranged on the lifting platform, and a placing groove is formed in the placing seat; the placing groove is matched with the shape of the valve to be detected.

Preferably, an observation window is arranged on the water storage tank, and water level scale marks are arranged on the observation window.

Preferably, the water storage tank is provided with an emptying pipe communicated with the bottom of the water storage tank, the emptying pipe is provided with an emptying valve, and the upper part of the water storage tank is provided with an overflow pipe communicated with the upper part of the water storage tank.

(III) advantageous effects

Compared with the prior art, the utility model provides a valve gas tightness check out test set possesses following beneficial effect: this valve gas tightness check out test set, it is fixed through two sets of fixture to wait to detect the valve, lead screw elevator drives the elevating platform and moves down, it dips to detect the valve in the water storage tank, the piston post moves down this moment, barrel internal pressure increases, communicating pipe is with the inside intercommunication of barrel, thereby make valve internal pressure increase, it produces to observe to wait to detect valve department has or not the bubble, with the gas tightness of detection valve, compact structure science, do not need the outside air feed that has the compressed air source, can realize the valve and detect, convenient use, the efficiency of valve detection is improved.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 isbase:Sub>A schematic cross-sectional view taken along linebase:Sub>A-base:Sub>A of fig. 2 according to the present invention;

fig. 4 is a schematic view of the enlarged structure of a part a in fig. 1 of the present invention;

in the drawings, the reference numbers: 1. a water storage tank; 2. a lifting platform; 3. a barrel; 4. a piston post; 5. a communicating pipe; 6. a lead screw jack; 7. fast clamping; 8. a conical plug; 9. a through hole; 10. a pressure gauge; 11. a water leakage port; 12. a placing seat; 13. a placement groove; 14. an observation window; 15. water level scale lines; 16. an emptying pipe; 17. and (4) an overflow pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-4, the utility model discloses a valve gas tightness check out test set, including tank 1, elevating platform 2, barrel 3, piston post 4, two sets of communicating pipes 5 and two sets of fixture, elevating platform 2 can be installed in tank 1 up and down slidingly, tank 1 is installed and is provided with the screw spiral elevator 6 that provides power for elevating platform 2 to reciprocate, barrel 3 is fixed to the bottom in tank 1, piston post 4 can be installed in barrel 3 up and down slidingly, the top of piston post 4 is fixed with elevating platform 2 bottom, two sets of fixtures are fixed to elevating platform 2, the input of two sets of communicating pipes 5 all stretches into the bottom in barrel 3, the output of two sets of communicating pipes 5 stretches out from the clamping end of two sets of fixtures respectively; further, lead screw spiral lift 6 is two sets of, and two sets of lead screw spiral lift 6 symmetry are installed on the lateral wall of tank 1, and the output of two sets of lead screw spiral lift 6 respectively with the left part and the right part fixed connection of elevating platform 2, under the effect of two sets of lead screw spiral lift 6, elevating platform 2 is the horizontal state and reciprocates.

Specifically, the two groups of clamping mechanisms respectively comprise a quick clamp 7 and a conical plug 8 arranged at the clamping end of the quick clamp 7, and the middle part of the conical plug 8 is provided with a through hole 9 communicated with the output end of the communicating pipe 5; through promoting two sets of active grab 7, make toper stopper 8 stretch into respectively to wait to detect the both ends of valve, when playing spacingly to the valve, carry out sealed shutoff with the both ends tip of valve to guarantee going on smoothly that the valve gas tightness detected.

Specifically, the water storage tank comprises a pressure gauge 10, wherein the pressure gauge 10 is fixedly arranged outside the water storage tank 1, and the measuring end of the pressure gauge 10 extends into the cylinder 3; the internal pressure of the cylinder 3 is known in time through the pressure gauge 10, so that the valve pressurization pressure can be visually read, the real-time pressure during the valve airtightness detection test can be known, and the reading and the recording of data are facilitated.

Specifically, a water leakage port 11 is arranged on the lifting platform 2; when the structural strength of the lifting platform 2 is ensured, the water leakage port 11 is arranged, so that the resistance of the lifting platform 2 in the downward moving process is reduced, and the output power of the screw rod spiral lifter 6 is reduced.

Specifically, the lifting device further comprises a placing seat 12, wherein the placing seat 12 is fixedly arranged on the lifting platform 2, and a placing groove 13 is formed in the placing seat 12; the placing groove 13 is matched with the shape of the valve to be detected; the valve is placed in the placing groove 13, the front position and the rear position of the valve are limited, so that two groups of clamping mechanisms can smoothly clamp and limit two ends of the valve, and the conical plugs 8 can be smoothly inserted into the end parts of the two ends of the valve.

Specifically, an observation window 14 is arranged on the water storage tank 1, and a water level scale mark 15 is arranged on the observation window 14; through observing window 14, whether the valve department has the bubble to produce in can being convenient for observe reservoir 1, detect the valve gas tightness visual, can in time know reservoir 1 interior water level through water level scale mark 15, when the water level is too high or cross when low, can in time discover and carry out the moisturizing or turn on the water.

Specifically, an emptying pipe 16 communicated with the bottom of the water storage tank 1 is arranged on the water storage tank 1, an emptying valve is arranged on the emptying pipe 16, and an overflow pipe 17 communicated with the upper part of the water storage tank 1 is arranged on the upper part of the water storage tank 1; when the device is stopped, the water in the water storage tank 1 can be emptied through the emptying pipe 16; when moisturizing in 1 to the tank, behind the high water level, unnecessary water flows out from overflow pipe 17 department, restricts the water level in 1 to the tank, avoids 1 interior water level of tank too high and submergence initial condition's elevating platform 2.

When using, place the valve in placing the standing groove 13 on placing the seat 12, through two sets of quick tongs 7, fill in the both ends tip to the valve with toper stopper 8, start two sets of lead screw lift 6, elevating platform 2 moves down, the valve immerses the aquatic to the tank 1 in, piston post 4 compresses the interior air of barrel 3 this moment, after communicating pipe 5 effects, valve internal pressure increases, read the 3 internal pressure of barrel through manometer 10, after a period, atmospheric pressure does not descend, and observe 14 department observation valves at observation window and do not have the bubble production, then the valve gas tightness is good.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a valve gas tightness check out test set, its characterized in that, includes reservoir (1), elevating platform (2), barrel (3), piston post (4), two sets of communicating pipe (5) and two sets of fixture, gliding installation in reservoir (1) about elevating platform (2) can, install on reservoir (1) and reciprocate screw spiral elevator (6) that provide power for elevating platform (2), barrel (3) fixed mounting is bottom in reservoir (1), gliding installation in barrel (3) about piston post (4) can, the top and the elevating platform (2) bottom fixed connection of piston post (4), two sets of fixture fixed mounting are on elevating platform (2), and the input of two sets of communicating pipe (5) all stretches into to the barrel (3) bottom, and the output of two sets of fixture (5) stretches out from the exposed ends of two sets of fixture respectively.

2. The valve airtightness detection apparatus according to claim 1, wherein each of the two sets of clamping mechanisms comprises a quick clamp (7) and a conical plug (8) mounted at a clamping end of the quick clamp (7), and a through hole (9) communicated with an output end of the communication pipe (5) is formed in the middle of the conical plug (8).

3. The valve airtightness detection apparatus according to claim 2, further comprising a pressure gauge (10), wherein the pressure gauge (10) is fixedly installed outside the water storage tank (1), and a measurement end of the pressure gauge (10) extends into the cylinder (3).

4. A valve tightness detecting device according to claim 3, characterized in that the lifting platform (2) is provided with a water leaking port (11).

5. The valve airtightness detection apparatus according to claim 4, further comprising a placement seat (12), wherein the placement seat (12) is fixedly mounted on the lifting platform (2), and a placement groove (13) is provided on the placement seat (12).

6. The valve airtightness detection apparatus according to claim 5, wherein an observation window (14) is provided on the water storage tank (1), and a water level scale mark (15) is provided on the observation window (14).

7. The valve airtightness detection apparatus according to claim 6, wherein the water storage tank (1) is provided with an emptying pipe (16) communicated with the bottom thereof, the emptying pipe (16) is provided with an emptying valve, and the upper portion of the water storage tank (1) is provided with an overflow pipe (17) communicated with the upper portion thereof.