CN204064581U - A kind of air leakage of valve nozzles detects frock - Google Patents
A kind of air leakage of valve nozzles detects frock Download PDFInfo
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- CN204064581U CN204064581U CN201420457316.9U CN201420457316U CN204064581U CN 204064581 U CN204064581 U CN 204064581U CN 201420457316 U CN201420457316 U CN 201420457316U CN 204064581 U CN204064581 U CN 204064581U
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Abstract
The utility model relates to the detection field of valve cock, that a kind of air leakage of valve nozzles detects frock specifically, comprise gas-tight silo, annular seal space is provided with in described gas-tight silo, it is characterized in that: described gas-tight silo is provided with at least one valve cock mounting hole, described annular seal space by described valve cock mounting hole and the external world through, described valve cock mounting hole is provided with the pickup groove of installation first air seal circle, does not leak with the pressed gas in described annular seal space after realizing installing valve cock.Described gas-tight silo is provided with rain glass mounting hole, described rain glass mounting hole make described annular seal space and the external world through, described rain glass mounting hole is provided with the pickup groove of installation second gas seal groove, does not leak with the pressed gas in annular seal space after realizing installing rain glass.Air leakage of valve nozzles described in the utility model detects frock, and structure is simple, practical, can not only increase work efficiency, operator can also be allowed to complete the inspection work of air leakage of valve nozzles easily and safely.
Description
Technical field
The utility model relates to the detection field of valve cock, is that a kind of air leakage of valve nozzles detects frock specifically.Described valve cock refers to automobile valve cock.
Background technology
Current testing laboratory and storehouse detect in the process of tire (doughnut) valve cock impermeability (whether leaking gas) at warehouse-in, that the valve cock made is assembled on the wheel hub of automobile, and then the wheel hub that valve cock is housed is put into tank, observe in water and whether have bubble, judge whether valve cock leaks gas, and bothers very much, inefficiency, when especially sometimes doing high/low temperature air tightness test, need whole wheel hub to put into high-low temperature test chamber.Due to automotive hub Heavy Weight, and area occupied is larger, waste time and energy in the operating process of air-leakage test, the load-bearing of high-low temperature test chamber and internal space are had higher requirements simultaneously, and operating personnel are equipped with in the automotive hub process of valve cock, also likely to the risk that operator damages in carrying.
Utility model content
For the defect existed in prior art, the purpose of this utility model is to provide a kind of air leakage of valve nozzles to detect frock, can not only increase work efficiency, operator can also be allowed to complete the inspection work of air leakage of valve nozzles easily and safely.
For reaching above object, the technical scheme that the utility model is taked is:
A kind of air leakage of valve nozzles detects frock, comprise gas-tight silo 1, annular seal space 2 is provided with in described gas-tight silo 1, it is characterized in that: described gas-tight silo 1 is provided with at least one valve cock mounting hole 4, described annular seal space 2 by described valve cock mounting hole 4 and the external world through, described valve cock mounting hole 4 is provided with the pickup groove of installation first air seal circle 5, does not leak with the pressed gas in described annular seal space 2 after realizing installing valve cock.
On the basis of technique scheme, described gas-tight silo 1 is provided with rain glass mounting hole 6, described rain glass mounting hole 6 make described annular seal space 2 and the external world through, described rain glass mounting hole 6 is provided with the pickup groove of installation second gas seal groove 7, does not leak to realize the pressed gas installed in the rear annular seal space 2 of rain glass 9.
On the basis of technique scheme, described gas-tight silo 1 is right cylinder, square, rectangular parallelepiped or polygonal cylinder.
On the basis of technique scheme, described valve cock mounting hole 4 is 3 ~ 8.
On the basis of technique scheme, in described valve cock mounting hole 4, be provided with retaining valve 14.
On the basis of technique scheme, described gas-tight silo 1 is also provided with operating grip 3.
On the basis of technique scheme, described operating grip 3 is located at gas-tight silo 1 side-wall outer side.
On the basis of technique scheme, described gas-tight silo 1 connects rain glass 9 by wireway 8, and described wireway 8 one end is connected with rain glass 9, and described wireway 8 other end welds with described rain glass mounting hole 6.
On the basis of technique scheme, described gas-tight silo 1 is structure as a whole, and valve cock mounting hole 4 is located at gas-tight silo 1 end face.
On the basis of technique scheme, described gas-tight silo 1 is Split type structure, comprising: gas-tight silo cylinder body 12 and gas-tight silo cylinder cap 10,
Valve cock mounting hole 4 is located on gas-tight silo cylinder cap 10,
The 3rd gas-tight sealing 11 is provided with between gas-tight silo cylinder body 12 and gas-tight silo cylinder cap 10,
Gas-tight silo cylinder body 12 and gas-tight silo cylinder cap 10 are provided with two or more fastening bolt holes 13.
On the basis of technique scheme, described 3rd gas-tight sealing 11 is sealing gasket.
On the basis of technique scheme, fastening bolt holes 13 arranges and selects 6 ~ 8.
On the basis of technique scheme, gas-tight silo cylinder cap 10 is provided with operating grip 3.
On the basis of technique scheme, gas-tight silo cylinder cap 10 end face is provided with glove groove.
On the basis of technique scheme, the junction, each limit of gas-tight silo cylinder body 12 and gas-tight silo cylinder cap 10 is provided with chamfering.
Air leakage of valve nozzles described in the utility model detects frock, and structure is simple, practical, can not only increase work efficiency, operator can also be allowed to complete the inspection work of air leakage of valve nozzles easily and safely.
Accompanying drawing explanation
The utility model has following accompanying drawing:
Fig. 1 the utility model embodiment 1 cut-open view,
Fig. 2 the utility model embodiment 2 cut-open view.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Embodiment 1
As shown in Figure 1, air leakage of valve nozzles described in the utility model detects frock, comprising:
Gas-tight silo 1, described gas-tight silo 1 is right cylinder, and gas-tight silo 1 is structure as a whole,
Described gas-tight silo 1 is also provided with two operating grips 3, described operating grip 3 is located on gas-tight silo 1 wall outer surface, grips when operating grip 3 is for carrying gas-tight silo 1,
Annular seal space 2 is provided with in described gas-tight silo 1,
Described gas-tight silo 1 is provided with at least one valve cock mounting hole 4, and described valve cock mounting hole 4 is preferably 6 ~ 8, and the valve cock mounting hole 4 in the present embodiment is 6,
Described annular seal space 2 by described valve cock mounting hole 4 and the external world through,
Be provided with retaining valve 14 in described valve cock mounting hole 4, prevent foreign matter from entering in annular seal space 2, when a certain valve cock mounting hole 4 does not install valve cock, retaining valve 14 also can make the pressed gas in annular seal space 2 not leak,
Described valve cock mounting hole 4 is provided with the first air seal circle 5, does not leak with the pressed gas in described annular seal space 2 after realizing installing valve cock,
Described gas-tight silo 1 is also provided with rain glass mounting hole 6, described rain glass mounting hole 6 make described annular seal space 2 and the external world through,
Described rain glass mounting hole 6 is provided with the second air seal circle 7, does not leak with the pressed gas in annular seal space 2 after realizing installing rain glass,
Described gas-tight silo 1 connects rain glass 9 by wireway 8, and described wireway 8 one end is connected with rain glass 9, and described wireway 8 other end welds with the rain glass mounting hole 6 of gas-tight silo 1.
First 6 valve cocks are assembled in 6 valve cock mounting holes 4 by operator successively, valve cock backs down retaining valve 14, then valve cock is inflated, now tensimeter 9 there is the corresponding force value of display, generally reach 2.5 atmospheric pressure, stop inflation, then the frock described in the utility model having installed valve cock is placed in corresponding experimental enviroment, by observing the force value of tensimeter 9 with or without reduction, judge that whether the sealing of the valve cock installed is good, if the force value of tensimeter 9 reduces, then can judge the valve cock having gas leakage in these 6 valve cocks carrying out detecting, if the force value of tensimeter 9 is unchanged, then can judge the valve cock that 6 valve cocks that this detects do not leak gas, belong to specification product.
Embodiment 2
As shown in Figure 2, air leakage of valve nozzles described in the utility model detects frock, comprising:
Gas-tight silo 1, described gas-tight silo 1 is Split type structure, comprises gas-tight silo cylinder body 12 and gas-tight silo cylinder cap 10, adopts Split type structure, more conveniently can operate, if enter foreign matter in gas-tight silo 1, can also conveniently clear up it,
After described gas-tight silo cylinder body 12 and gas-tight silo cylinder cap 10 assemble, constitute the annular seal space 2 in described gas-tight silo 1,
Described gas-tight silo cylinder cap 10 is provided with at least one valve cock mounting hole 4, the present embodiment valve cock mounting hole 4 selects 3, described valve cock mounting hole 4 make described annular seal space 2 and the external world through, and described valve cock mounting hole 4 is provided with the first air seal circle 5, pressed gas after installing valve cock with realization in annular seal space 2 does not leak
Retaining valve 14 is provided with in described valve cock mounting hole 4,
Described gas-tight silo cylinder body 12 and gas-tight silo cylinder cap 10 are respectively equipped with the 3rd gas-tight sealing 11 of corresponding use and at least arrange two or more fastening bolt holes 13, preferably 6 ~ 8 fastening bolt holes 13, and described 3rd gas-tight sealing 11 can be sealing gasket,
Bolt is put into fastening bolt holes 13 and is screwed and makes gas-tight silo cylinder cap 10 place have certain pressed gas not rush down leakage,
Described gas-tight silo cylinder body 12 and gas-tight silo cylinder cap 10 lateral wall are respectively equipped with operating grip 3, and tester can be facilitated like this to operate,
Described gas-tight silo cylinder body 12 is provided with rain glass mounting hole 6, described rain glass mounting hole 6 make described annular seal space 2 and the external world through, and described rain glass mounting hole 6 is provided with the second air seal circle 7, do not leak to realize the pressed gas installed after rain glass in annular seal space 2
Wireway 8 on gas-tight silo cylinder body 12 is connected to rain glass 9, and wireway 8 and gas-tight silo cylinder body 12 adopt the mode of welding to be connected, and can ensure air tight like this,
Gas-tight silo cylinder cap 10 end face is provided with glove groove, and be used for placing each O-ring seal and sealing gasket, O-ring seal and sealing gasket are rubber, ensures when tightening the fastening bolt on gas-tight silo cylinder cap 10 (trip bolt) air tight.
Further, gas-tight silo cylinder cap 10, gas-tight silo cylinder body 12 and sealing gasket and O-ring seal are all designed with corresponding corresponding aperture, and handled easily person assembles,
The valve cock mounting hole 4 of the installation valve cock that gas-tight silo cylinder cap 10 is arranged, suitably can increase according to requirement during concrete test or delete, the process of fillet has also been carried out on described gas-tight silo cylinder body 12 and each limit of gas-tight silo cylinder cap 10, can not scratch when ensureing that operator uses and in handling process.
When tester tests, first 3 valve cocks are assemblied in the valve cock mounting hole 4 on gas-tight silo cylinder cap 10, valve cock is tightened (valve cock backs down retaining valve 14) according to the moment of torsion of regulation, then O-ring seal is placed in the pickup groove of gas-tight silo cylinder body 12, again sealing gasket is placed on gas-tight silo cylinder body 12 end face according to corresponding aperture, then operating grip 3 is used the gas-tight silo cylinder cap 10 and gas-tight silo cylinder body 12 correspondence that assemble valve cock to be adjusted to the right place, tighten all screws of gas-tight silo cylinder cap 10 again, then inflated to annular seal space 2 by valve cock, now tensimeter 9 there is the corresponding force value of display, during the air pressure of requirement to be achieved, when generally reaching 2.5 atmospheric pressure, stop inflation, then operating grip 3 is used to be positioned in corresponding experimental enviroment by frock described in the utility model, as: in outdoor rain, through 2 hours, whether the pressure value observing tensimeter 9 display reduces, judge that whether the sealing of the valve cock tested is good.
The content be not described in detail in this instructions belongs to the known prior art of professional and technical personnel in the field.
Claims (15)
1. an air leakage of valve nozzles detects frock, comprise gas-tight silo (1), annular seal space (2) is provided with in described gas-tight silo (1), it is characterized in that: described gas-tight silo (1) is provided with at least one valve cock mounting hole (4), described annular seal space (2) by described valve cock mounting hole (4) and the external world through, described valve cock mounting hole (4) is provided with the pickup groove of installation first air seal circle (5), does not leak with the pressed gas in described annular seal space (2) after realizing installing valve cock.
2. air leakage of valve nozzles as claimed in claim 1 detects frock, it is characterized in that: described gas-tight silo (1) is provided with rain glass mounting hole (6), described rain glass mounting hole (6) make described annular seal space (2) and the external world through, described rain glass mounting hole (6) is provided with the pickup groove of installation second gas seal groove (7), does not leak to realize installing the pressed gas of rain glass (9) afterwards in annular seal space (2).
3. air leakage of valve nozzles as claimed in claim 2 detects frock, it is characterized in that: described gas-tight silo (1) is right cylinder, square, rectangular parallelepiped or polygonal cylinder.
4. air leakage of valve nozzles as claimed in claim 2 detects frock, it is characterized in that: described valve cock mounting hole (4) is 3 ~ 8.
5. air leakage of valve nozzles as claimed in claim 2 detects frock, it is characterized in that: be provided with retaining valve (14) in described valve cock mounting hole (4).
6. air leakage of valve nozzles as claimed in claim 2 detects frock, it is characterized in that: described gas-tight silo (1) is also provided with operating grip (3).
7. air leakage of valve nozzles as claimed in claim 6 detects frock, it is characterized in that: described operating grip (3) is located at gas-tight silo (1) side-wall outer side.
8. air leakage of valve nozzles as claimed in claim 2 detects frock, it is characterized in that: described gas-tight silo (1) connects rain glass (9) by wireway (8), described wireway (8) one end is connected with rain glass (9), and described wireway (8) other end welds with described rain glass mounting hole (6).
9. air leakage of valve nozzles as claimed in claim 2 detects frock, and it is characterized in that: described gas-tight silo (1) is structure as a whole, valve cock mounting hole (4) is located at gas-tight silo (1) end face.
10. air leakage of valve nozzles as claimed in claim 2 detects frock, it is characterized in that: described gas-tight silo (1) is Split type structure, comprising: gas-tight silo cylinder body (12) and gas-tight silo cylinder cap (10),
Valve cock mounting hole (4) is located on gas-tight silo cylinder cap (10),
The 3rd gas-tight sealing (11) is provided with between gas-tight silo cylinder body (12) and gas-tight silo cylinder cap (10),
Gas-tight silo cylinder body (12) and gas-tight silo cylinder cap (10) are provided with two or more fastening bolt holes (13).
11. air leakage of valve nozzles as claimed in claim 10 detect frock, it is characterized in that: described 3rd gas-tight sealing (11) is sealing gasket.
12. air leakage of valve nozzles as claimed in claim 10 detect frock, it is characterized in that: fastening bolt holes (13) arranges and selects 6 ~ 8.
13. air leakage of valve nozzles as claimed in claim 10 detect frock, it is characterized in that: gas-tight silo cylinder cap (10) is provided with operating grip (3).
14. air leakage of valve nozzles as claimed in claim 10 detect frock, it is characterized in that: gas-tight silo cylinder cap (10) end face is provided with glove groove.
15. air leakage of valve nozzles as claimed in claim 10 detect frock, it is characterized in that: the junction, each limit of gas-tight silo cylinder body (12) and gas-tight silo cylinder cap (10) is provided with chamfering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420457316.9U CN204064581U (en) | 2014-08-14 | 2014-08-14 | A kind of air leakage of valve nozzles detects frock |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420457316.9U CN204064581U (en) | 2014-08-14 | 2014-08-14 | A kind of air leakage of valve nozzles detects frock |
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| CN204064581U true CN204064581U (en) | 2014-12-31 |
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| CN201420457316.9U Active CN204064581U (en) | 2014-08-14 | 2014-08-14 | A kind of air leakage of valve nozzles detects frock |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110274754A (en) * | 2019-05-31 | 2019-09-24 | 格力电器（武汉）有限公司 | Valve inside service life detection device and method |
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2014
- 2014-08-14 CN CN201420457316.9U patent/CN204064581U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110274754A (en) * | 2019-05-31 | 2019-09-24 | 格力电器（武汉）有限公司 | Valve inside service life detection device and method |
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