CN208793792U - A kind of air valve for examining air-tightness - Google Patents
A kind of air valve for examining air-tightness Download PDFInfo
- Publication number
- CN208793792U CN208793792U CN201821228942.5U CN201821228942U CN208793792U CN 208793792 U CN208793792 U CN 208793792U CN 201821228942 U CN201821228942 U CN 201821228942U CN 208793792 U CN208793792 U CN 208793792U
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- China
- Prior art keywords
- air
- intake antrum
- shell
- siphunculus
- connecting tube
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Abstract
The utility model discloses the air valves that one kind can examine air-tightness, including shell, the enclosure interior is equipped with pedestal, pedestal is equipped with ball valve, the left side of ball valve is intake antrum, the right side of ball valve is water chamber, water inlet pipe is connected on the left of shell, outlet pipe is connected on the right side of shell, water inlet pipe is connected to intake antrum, water chamber is connected to outlet pipe, it is characterized in that, the left end of the intake antrum is communicated with vertical siphunculus, piston is placed in siphunculus, piston upper surface gluing is connected with connecting tube, connecting tube passes through shell with upper end and is threadedly coupled with shell, ring flange is welded at the top of connecting tube, the side bottom surrounding of the connecting tube offers venthole, the shell gluing is viscous to be fixed with pressure gauge, and pressure gauge is connected to by pressure gauge link slot with intake antrum；The utility model can observe the barometric information in valve by installation pressure gauge；By increasing air-tightness detection device, the air-tightness of valve can be detected in the case where not dismantling valve.
Description
Technical field
The utility model relates to valve fields, and the air valve of air-tightness can be examined more particularly, to one kind.
Background technique
Valve is the control unit in fluid delivery system, has cut-off, adjusting, water conservancy diversion, prevents adverse current, pressure stabilizing, shunting
Or the functions such as overflow pressure relief, for the valve of fluid control systems, from simplest shut-off valve to extremely complex robot control system(RCS)
Used in various valves, kind and specification are quite various.Valve can be used for controlling empty gas and water, steam, various corrosivity and be situated between
The flowing of the various types fluid such as matter, mud, oil product, liquid metal and radiating medium.
The air-tightness of valve is very huge on the influence of the performance of valve, still, air pressure ring of the present valve to its work
Border cannot accomplish to observe, meanwhile, it is very inconvenient that air-leakage test is carried out to the single air valve being mounted on pipeline.
Utility model content
The utility model is to overcome above situation insufficient, it is desirable to provide a kind of technical solution that can solve the above problem.
A kind of air valve for examining air-tightness, including shell, the shell are cavity structure, and enclosure interior gluing is equipped with bottom
Seat, the middle position of pedestal are equipped with ball valve, and ball valve is equipped with the limbers for extending radially through ball valve, and ball valve top, which is welded with, to be turned
Axis, the upper end of shaft pass through case weld and are fixed with handle, and the left side of ball valve is intake antrum, and the right side of ball valve is water chamber, shell
It is connected with water inlet pipe on the left of body, is connected with outlet pipe on the right side of shell, water inlet pipe is connected to intake antrum, and water chamber and outlet pipe connect
It is logical.
The present apparatus the difference is that, the left end of the intake antrum is communicated with vertical siphunculus, intake antrum and siphunculus, into
Water pipe connection and it is in T shape, piston is placed in siphunculus, piston upper surface gluing is connected with connecting tube, and the connecting tube is
Cavity structure, connecting tube pass through shell with upper end and are threadedly coupled with shell, ring flange are welded at the top of connecting tube, institute
The side bottom surrounding for stating connecting tube offers venthole, and L-shaped air channel has been dug on the pedestal above the intake antrum, leads to
Air drain is connected to top and the intake antrum of siphunculus, and when normal work, piston is located at the top of siphunculus, piston blocking air channel at this time
Input end, while realizing the connection of intake antrum and water inlet pipe, pressure gauge connection dug on the pedestal below the intake antrum
Slot, shell gluing is viscous to be fixed with pressure gauge, and pressure gauge is connected to by pressure gauge link slot with intake antrum.
As a further solution of the present invention: the pedestal selects rubber product.
As a further solution of the present invention: the siphunculus is located at the top of intake antrum and siphunculus junction, water inlet
Chamber is connected to and in T shape with siphunculus, water inlet pipe.
As a further solution of the present invention: the air channel connection siphunculus and intake antrum, the import position of air channel
In the side upper end of siphunculus.
As a further solution of the present invention: the connecting tube is connected by the pressure pump of ring flange and peripheral hardware.
The utility model has the beneficial effects that the barometric information in valve can be observed by installation pressure gauge；Pass through increase
Air-tightness detection device can detect the air-tightness of valve in the case where not dismantling valve.
The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model connecting pipe structure figure.
In figure: 1- shell, 2- pedestal, 3- ball valve, the limbers 4-, 5- shaft, 6- handle, 7- intake antrum, 8- water chamber, 9-
Water inlet pipe, 10- outlet pipe, 11- siphunculus, 12- piston, 13- connecting tube, 14- ring flange, 15- venthole, 16- air channel, 17-
Link slot, 18- pressure gauge.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1~2, in the utility model embodiment, a kind of air valve for examining air-tightness, including shell 1, it is described
Shell is cavity structure, and 1 inside gluing of shell is equipped with pedestal 2, and the middle position of pedestal 2 is equipped with ball valve 3, and ball valve 3 is equipped with diameter
To the limbers 4 for running through ball valve 3,3 top of ball valve is welded with shaft 5, and the upper end of shaft 5 passes through shell 1 and is welded with
Handle 6, the left side of ball valve 3 are intake antrum 7, and the right side of ball valve 3 is water chamber 8, are connected with water inlet pipe 9, shell 1 on the left of shell 1
Right side is connected with outlet pipe 10, and water inlet pipe 9 is connected to intake antrum 7, and water chamber 8 is connected to outlet pipe 10.
The present apparatus the difference is that, the left end of the intake antrum 7 is communicated with vertical siphunculus 11, intake antrum 7 and logical
Pipe 11, water inlet pipe 9 connection and it is in T shape, piston 12 is placed in siphunculus 11,12 upper surface gluing of piston is connected with connecting tube
13, the connecting tube 13 is cavity structure, and connecting tube 13 passes through shell 1 with upper end and is threadedly coupled with shell 1, connecting tube 13
Top be welded with ring flange 14, the side bottom surrounding of the connecting tube 13 offers venthole 15, the intake antrum 7
L-shaped air channel 16 is dug on the pedestal 2 of top, air channel 16 is connected to top and the intake antrum 7 of siphunculus 11, works normally
When, piston 12 is located at the top of siphunculus 11, and piston 12 at this time blocks the input end of air channel 16, while realize intake antrum 7 with
The connection of water inlet pipe 9 has dug pressure gauge link slot 17 on the pedestal 2 of 7 lower section of the intake antrum, and the gluing of shell 1 is viscous to be fixed with
Pressure gauge 18, and pressure gauge 18 is connected to by pressure gauge link slot 17 with intake antrum 7.
The pedestal 2 selects rubber product.
The siphunculus 11 is located at the top of intake antrum 7 Yu 11 junction of siphunculus, and intake antrum 7 is connected to siphunculus 11, water inlet pipe 9
And it is in T shape.
The air channel 16 is connected to siphunculus 11 and intake antrum 7, the import of air channel 16 are located at the side upper end of siphunculus 11.
The connecting tube 13 is connect by ring flange 14 with the pressure pump of peripheral hardware.
The working principle of the utility model is: piston 12 is located at the top of siphunculus 11, piston 12 at this time when working normally
The input end of air channel 16 is blocked, while realizing the connection of intake antrum 7 Yu water inlet pipe 9, when needing to carry out air-leakage test, is closed
Ball valve 3 is closed, connecting tube 13 is connect by ring flange 14 with the pressure pump of peripheral hardware, connecting tube 13 is rotated later, so that piston 12
The connection of intake antrum 7 and water inlet pipe 9 is blocked, and is connected to top and the intake antrum of siphunculus 11 by air channel 16 simultaneously, is beaten
Press pump increases valve internal air pressure, is observed by pressure gauge 18, prevents air pressure from increasing excessive, and whether observation water is from outlet pipe 10
It overflows, anhydrous spilling then proves that air-tightness is good, while when pressure gauge 18 can also observe normal work, the air pressure inside water valve
Variation, it is convenient to carry out valve air-leakage test in time.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (5)
1. one kind can examine the air valve of air-tightness, including shell, the shell is cavity structure, and enclosure interior gluing is equipped with bottom
Seat, the middle position of pedestal are equipped with ball valve, and ball valve is equipped with the limbers for extending radially through ball valve, and ball valve top, which is welded with, to be turned
Axis, the upper end of shaft pass through case weld and are fixed with handle, and the left side of ball valve is intake antrum, and the right side of ball valve is water chamber, shell
It is connected with water inlet pipe on the left of body, is connected with outlet pipe on the right side of shell, water inlet pipe is connected to intake antrum, and water chamber and outlet pipe connect
It is logical, which is characterized in that the left end of the intake antrum is communicated with vertical siphunculus, and intake antrum is connected to siphunculus, water inlet pipe and in T word
Shape is placed with piston in siphunculus, and piston upper surface gluing is connected with connecting tube, and the connecting tube is cavity structure, connecting tube
Shell is passed through with upper end and is threadedly coupled with shell, and ring flange, the side of the connecting tube are welded at the top of connecting tube
Bottom surrounding offers venthole, and L-shaped air channel has been dug on the pedestal above the intake antrum, and air channel is connected to siphunculus
Top and intake antrum have dug pressure gauge link slot on the pedestal below the intake antrum, and shell gluing is viscous to be fixed with pressure gauge,
And pressure gauge is connected to by pressure gauge link slot with intake antrum.
2. the air valve according to claim 1 for examining air-tightness, which is characterized in that the pedestal selects rubber product.
3. the air valve according to claim 1 for examining air-tightness, which is characterized in that the siphunculus is located at intake antrum and leads to
The top of pipe junction, intake antrum are connected to and in T shape with siphunculus, water inlet pipe.
4. the air valve according to claim 1 for examining air-tightness, which is characterized in that air channel connection siphunculus and into
Water cavity, the import of air channel are located at the side upper end of siphunculus.
5. the air valve according to claim 1 for examining air-tightness, which is characterized in that the connecting tube by ring flange with
The pressure pump of peripheral hardware connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821228942.5U CN208793792U (en) | 2018-08-01 | 2018-08-01 | A kind of air valve for examining air-tightness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821228942.5U CN208793792U (en) | 2018-08-01 | 2018-08-01 | A kind of air valve for examining air-tightness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208793792U true CN208793792U (en) | 2019-04-26 |
Family
ID=66204111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821228942.5U Active CN208793792U (en) | 2018-08-01 | 2018-08-01 | A kind of air valve for examining air-tightness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208793792U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259989A (en) * | 2019-07-20 | 2019-09-20 | 石愈超 | A kind of triple valve convenient for detecting air-tightness |
-
2018
- 2018-08-01 CN CN201821228942.5U patent/CN208793792U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259989A (en) * | 2019-07-20 | 2019-09-20 | 石愈超 | A kind of triple valve convenient for detecting air-tightness |
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