CN206145220U - Gas bottle valve door and binding off structure thereof - Google Patents
Gas bottle valve door and binding off structure thereof Download PDFInfo
- Publication number
- CN206145220U CN206145220U CN201621205712.8U CN201621205712U CN206145220U CN 206145220 U CN206145220 U CN 206145220U CN 201621205712 U CN201621205712 U CN 201621205712U CN 206145220 U CN206145220 U CN 206145220U
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- extension section
- valve
- slide
- gas cylinder
- section
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Abstract
The utility model discloses a gas bottle valve door and binding off structure thereof, wherein, this gas bottle valve door includes the valve body, the lateral wall of valve body is equipped with the section of extending, be equipped with the stop part in the section of extending, the internal perisporium of the outer end of epitaxy section is equipped with spacing part, in order to incite somebody to action the stop part spacing in in the section of extending, just spacing part with the section of extending formation as an organic whole. The utility model provides a gas bottle valve door, its internal perisporium of extending the outer end of section are equipped with spacing part, can restrict the stop part in the section of extending, and this the spacing part and the section formation as an organic whole of extending, the user is difficult to open the gas bottle valve door in this epitaxy section department in the use to can improve the safe in utilization of gas bottle valve door by a wide margin.
Description
Technical field
This utility model is related to valve technology field, more particularly to a kind of gas cylinder valve and its closing-in structure.
Background technology
With the continuous development of science and technology, the use of pressed gas little by little enters into daily life, study work
In work, nitrogen, oxygen used in liquefied gas, coal gas and study and work as used by daily life etc..For the ease of storage
Deposit and transport, pressed gas are typically taken up in gas cylinder, and gas cylinder to there is certain safety after using the long period, then hidden
Suffer from, so as to jeopardize the person and property safety of user.
It is the person and property safety for ensureing user by taking liquefied gas bottle as an example, liquefied gas bottle is generally using the fixed point side of filling
Formula, as the management archives of each liquefied gas bottle Erecting and improving, so as to prevent not examining or written-off liquefied gas bottle comes into the market
It is central.But, because the management of liquefied gas distributors and its supply website to liquefied gas bottle is more chaotic, generally existing liquefies
The non-fixed point of gas cylinder fills phenomenon.And current liquefied gas bottle valve is only mostly a pure plant equipment, can be only done
The charging-discharging function of physics, it is impossible to automatically control and do not examine, scrapped reusing for liquefied gas bottle, so as to the safety for having serious is hidden
Suffer from.
A kind of liquefaction charge gun is currently, there are, it is capable of identify that the label on liquefied gas bottle body, if label shows the liquid
Liquefied gas bottle is qualified, then can produce appropriate electromagnetic force；If label shows that the liquefied gas bottle is unqualified, electromagnetism can not be produced
Power.
Fig. 1 is refer to, Fig. 1 is a kind of structural representation of liquefied gas bottle valve in prior art.
As shown in figure 1, there is a kind of liquefied gas bottle valve in prior art, to use cooperatively with above-mentioned liquefaction charge gun.
The liquefied gas bottle valve includes valve body 1, and the side wall of valve body 1 has extension section, and driving ring slide 2 and set are provided with the extension section
Located at the driving ring 3 of the driving ring slide 2.When using, in the presence of above-mentioned electromagnetic force, driving ring 3 can be along driving ring slide 2
Slide, with clamping or depart from the extension bar 4 inside the valve body 1, consequently facilitating the opening and closing of application valve body 1.For reality
The sealing of existing valve body 1, above-mentioned driving ring slide 2 is fixedly connected on the extension section, and for the ease of installing, driving ring slide mostly 2 is
It is threadedly connected to valve body 1.
Using this structure, cause in use, user voluntarily can open valve from the driving ring slide 2,
So as to cause to have a strong impact on using safety to valve.It is to be understood that the pressure for taking up the gas in gas cylinder is very big, one
Denier valve is damaged, and the abrupt release process of pressed gas will be caused serious injury to user and surrounding, and part
Also there is toxicity in pressed gas, once leakage, such as coal gas, once revealing serious shadow will be caused to the personal safety of user
Ring.
On the other hand, due to the random dismounting of user so that the structural deterioration of valve itself is more serious, valve is also caused
Recovery and recycling there is larger difficulty.
Therefore, how a kind of gas cylinder valve for being difficult to opened by user in use is provided, is still the enterprise of this area
Industry and technical staff technical problem urgently to be resolved hurrily.
Utility model content
The purpose of this utility model is to provide a kind of gas cylinder valve and its closing-in structure, and the gas cylinder valve is in use
It is difficult to be opened by user.
To solve above-mentioned technical problem, this utility model provides a kind of gas cylinder valve, including valve body, the side wall of the valve body
Extension section is provided with, stop part is provided with the extension section, the internal perisporium of the outer end of the extension section is provided with limiting component, by institute
State stop part to be limited in the extension section, and the limiting component is formed as one with the extension section.
Gas cylinder valve provided by the utility model, the internal perisporium of the outer end of its extension section is provided with limiting component, will can hinder
Stopper is limited in extension section, and the limiting component and extension section are formed as one, and user is in use, it is difficult to outer at this
Prolong opening gas cylinder valve at section, it is safe so as to using for gas cylinder valve can be greatly improved.
Alternatively, the limiting component is outer end being radially-inwardly bent to form along the extension section of the extension section.
Alternatively, the limiting component is the round platform of evagination.
Alternatively, the valve body has valve pocket, air inlet and gas outlet, be provided with the valve pocket the first spring, valve element and
Valve rod；The upper end of first spring, lower end are born against in the perisporium of the valve element, the valve pocket, the valve element with it is described
Valve pocket to slide axially and be provided with passage in the middle part of sealing, and the valve element, and the air inlet and the gas outlet can pass through institute
Passage connection is stated, the lower end of the valve rod can be with the passage fitted seal；It is described when the stop part is subject to electromagnetic force
Stop part moves axially to extended position along the extension section, to limit the axial displacement of the valve rod.
Alternatively, the stop part includes slide and slide block, the outer end of the slide and the extension section circumferential seal；
The inner end of the slide is arranged at the extension intrasegmental part, and slides laterally with the slide block and be connected；The slide block also overcoat
The two ends for having second spring, the second spring are born against in the inwall of the periphery of the slide block and the extension section；Institute
When stating slide block by electromagnetic force, slide along the slide so that the inner end of the slide block is connected in the valve rod, to limit
State the axial displacement of valve rod.
Alternatively, the slide includes large diameter end and is connected to the slide rail of the large diameter end, the large diameter end with
The extension section circumferential seal, the slide rail is placed in the inside of the extension section；The slide block is provided with chute, the slide rail and institute
State chute cooperation to slide laterally.
Alternatively, the large diameter end is provided with external thread section, and the extension section is provided with and is engaged with the external thread section
Internal thread segment.
Alternatively, the axial direction for being axially perpendicular to the valve body of the extension section.
This utility model also provides a kind of closing-in structure of gas cylinder valve, including the body wall located at the gas cylinder valve
Extension section, the internal perisporium of the outer end of the extension section is provided with limiting component, the part in the extension section is wrapped in into institute
State in extension section, and the limiting component is formed as one with the extension section.
Because above-mentioned gas cylinder valve has possessed as above technique effect, then as the closing-in structure for wherein playing an important role also
When possessing similar technique effect, therefore will not be described here.
Alternatively, the limiting component is outer end being radially-inwardly bent to form along the extension section of the extension section.
Description of the drawings
Fig. 1 is a kind of structural representation of gas cylinder valve in prior art；
Fig. 2 is a kind of structural representation of specific embodiment of gas cylinder valve provided by the utility model；
Fig. 3 is the structural representation of the extension section part of valve body in Fig. 2；
Fig. 4 is the structural representation of valve element part in Fig. 2；
Fig. 5 is the structural representation of carriage portion in Fig. 2；
Fig. 6 is the structural representation of Slipper in Fig. 2.
Description of reference numerals in Fig. 1 is as follows：
1 valve body, 2 driving ring slides, 3 driving rings, 4 extension bars
Description of reference numerals in Fig. 2-6 is as follows：
1 valve body, 11 gas outlets, 12 extension sections, 13 limiting components, 2 first springs, 3 valve elements, 31 passages, 4 valve rods, 5 are slided
Seat, 51 large diameter ends, 52 slide rails, 6 slide blocks, 61 projections, 62 chutes, 7 second springs, 8 axle sleeves
Specific embodiment
In order that those skilled in the art more fully understands the technical solution of the utility model, below in conjunction with the accompanying drawings and tool
The utility model is described in further detail for body embodiment.
Fig. 2-6 are refer to, Fig. 2 is that a kind of structure of specific embodiment of gas cylinder valve provided by the utility model is shown
It is intended to, Fig. 3 is the structural representation of the extension section part of valve body in Fig. 2, Fig. 4 is the structural representation of valve element part in Fig. 2, is schemed
5 is the structural representation of carriage portion in Fig. 2, and Fig. 6 is the structural representation of Slipper in Fig. 2.
As shown in Figures 2 and 3, this utility model provides a kind of gas cylinder valve, including valve body 1, and the side wall of valve body 1 is provided with outer
Prolong section 12, stop part is provided with the extension section 12, and the internal perisporium of the outer end of extension section 12 is provided with limiting component 13, and this is hindered
Stopper is limited in extension section 12, and limiting component 13 is formed as one with extension section 12.
Gas cylinder valve provided by the utility model, the internal perisporium of the outer end of its extension section 12 is provided with limiting component 13, can
Stop part is limited in extension section 12, and the limiting component 13 and extension section 12 are formed as one, user in use,
It is difficult to open gas cylinder valve at the extension section 12, it is safe so as to using for gas cylinder valve can be greatly improved.
Specifically, above-mentioned limiting component 13 can for the outer end of extension section 12 along extension section 12 radially-inwardly bending and shape
Into thus, without the need for arranging extra part again, by the part of stop part is directly protruded from using extension section 12 above-mentioned limit is formed
Position part 13, significantly reduces the cost of this utility model gas cylinder valve.Above-mentioned limiting component 13 can also adopt its other party
Formula is formed, such as welded limiting ring or spacing block set in extension section 12, and also stop part can be limited in extension section 12, but is compared
Compared with for, in the way of the outer end of extension section 12 is bent to form limiting component 13, it is more beneficial for cost-effective.
As shown in figure 3, the outer end of Jing extensions section 12 bends the limiting component 13 to be formed, its structure is in the circle of evagination substantially
Mesa-shaped so that the structure of the outer end of extension section 12 is more mellow and fuller, is easy to the gripping of user, improves the gas cylinder valve and installs and make
The convenience of used time；And round table-like structure also improves the aesthetic property of the outer end of epitaxy part 12.
Still as shown in Fig. 2 the valve body 1 can have valve pocket, air inlet and gas outlet 11, the first bullet can be provided with valve pocket
Spring 2, valve element 3 and valve rod 4, the upper end of the first spring 2, lower end can be born against in the perisporium of valve element 3, valve pocket, and the valve element 3
Slide axially sealing with valve pocket.The middle part of valve element 3 is also provided with passage 31, to connect above-mentioned air inlet and gas outlet
11, the lower end of valve rod 4 can be with the fitted seal of passage 31.When stop part is subject to electromagnetic force, stop part can be along the extension section
12 move axially to extended position, limiting the axial displacement of valve rod 4.
Gas cylinder valve provided by the utility model, in unaerated, the valve rod 4 inside valve pocket is due to self gravitation
Effect, its lower end will naturally be plugged in the passage 31 of valve element 3, and then block whole valve pocket.When needing that gas cylinder is inflated
When, valve element 3 and valve rod 4 are subject to the thrust of air inlet simultaneously, and overcome the elastic force of the first spring 2 and move down, here
During, valve element 3 and valve rod 4 to be synchronized with the movement, therefore, the lower end of valve rod 4 will all the time be plugged in above-mentioned passage 31 so that fill
Gas is difficult to.And the stop part inside extension section 12 is subject to electromagnetic force and when being in extended position, the stop part can
The axial displacement of valve rod 4 is limited, if being now inflated to the gas cylinder again, valve element 3 will be moved down, and valve rod 4 is due to this
The restriction of stop part is difficult to move down, and the lower end of valve rod 4 will gradually disengage the passage 31 so that air inlet can be entered by passage 31
Enter in the gas cylinder so that inflation is carried out.
In the specific implementation, first the label of gas cylinder body can be recognized using charge gun, to judge whether gas cylinder is qualified.If should
Gas cylinder is qualified, then the charge gun can produce appropriate electromagnetic force to drive stop part in extended position, and then limits valve rod 4
Axial displacement, so as to be inflated to gas cylinder；If the gas cylinder is unqualified, charge gun does not produce electromagnetic force, and stop part is in original
Position, the lower end of valve rod 4 will all the time block passage 31, to block inflation.Thus, matching somebody with somebody by charge gun and the gas cylinder valve
Close, can prevent to have scrapped reusing for gas cylinder, and exclude the phenomenon of non-fixed point inflation, so as to can farthest ensure user
The person and property safety.
It should be appreciated that stop part above refers to the part for stopping the internal valve core segment axial displacement of valve body 1, it can
Think the molectron of driving ring slide of the prior art and driving ring, or the structure of other forms, specific to we
Case refer to hereafter described in.
Above-mentioned stop part can include slide 5 and slide block 6, outer end and the circumferential seal of extension section 12 of slide 5, to ensure
The sealing of extension section 12, the inner end of slide 5 is arranged inside extension section 12, and is slid laterally with slide block 6 and be connected.Thus,
When the periphery of epitaxy part 12 applies electromagnetic force, slide block 6 can slide laterally along slide 5, and then cause the inner end and valve of slide block 6
Bar 4 is inconsistent, to limit the axial displacement of valve rod 4.
Specifically, as shown in fig. 6, the inner end of slide block 6 is also provided with raised 61, when stop part is in extended position
When, the projection 61 can be inconsistent with valve rod 4, to limit the axial displacement of valve rod 4.It should be appreciated that raised 61 radial dimension is little
In the external diameter of slide block 6, when in use, the little projection 61 of radial dimension is more easy to the clamping of valve rod 4 or against to limit valve rod 4
Axial displacement.
The slide block 6 is also outer to be cased with second spring 7, and the two ends of second spring 7 are born against in the periphery of slide block 6 and extension
The inwall of section 12.When the periphery of extension section 12 does not have electromagnetic force, due to the supporting role of second spring 7, slide block 6 can be caused
Stably it is in home position；And after appropriate electromagnetic force is applied, the inner end of slide block 6 can laterally to the left slide into and stretch out position
Put, to limit the displacement of valve rod 4, now, if the electromagnetic force for putting on the periphery of extension section 12 disappears, in the effect of second spring 7
Under, slide block 6 can in time return back to home position, and then cancel to the spacing of valve rod 4, thus, when inflation next time, valve rod 4 is still
The carrying out of the gas replenishment process can be stopped.It should be appreciated that stretch out when slide block 6 with during the displacement for limiting valve rod 4, second spring 7 can be with
In compressive state, it is also possible in extended state.
As shown in figure 5, slide 5 can include large diameter end 51 and be connected to the slide rail 52 of the large diameter end 51, during installation,
Large diameter end 51 is connected with the circumferential seal of extension section 12, and to ensure the sealing of extension section 12, slide rail 52 is then placed in extension section
12 inside.Specifically, above-mentioned large diameter end 51 can be provided with external thread section, be provided with extension section 12 and match with the external thread section
The internal thread segment of conjunction, so that the large diameter end 51 is threadedly connected to the extension section 12, thus, the installation of slide 5 of being more convenient for and tearing open
Unload.
The outer end of slide block 6 can be provided with chute 62, to coordinate slide rail 52 to slide.Specifically, the chute 62 can set
In the middle part (as shown in Figure 6) of slide block 6, to form circumferentially closed type chute, the circumference that can cause slide rail 52 is integrally wrapped in cunning
Enter line slip in groove 62；Chute 62 can also be located at the sidepiece of slide block 6, to form circumferential type semienclosed chute, now, the chute
There is opening in 62 sidepiece, slide rail 52 can be connected in the chute 62.
Again with Fig. 2 as visual angle, axle sleeve 8 is also provided with above-mentioned valve body 1, one end of the first spring 2 can be connected to this
Axle sleeve 8, to play good position-limiting action to the first spring 2, adjusts at the same time it can also pass through the installation site of regulation axle sleeve 8
The position of whole valve element 3 and valve rod 4 in valve body 1, in order to stop part (slide block 6) in extended position when can limit valve rod 4
Displacement.The inwall of above-mentioned valve body 1 can also arrange step, and one end of the first spring 2 can be resisted against the step surface, equally can be with
The position of first spring 2 is limited, but comparatively, the setting of above-mentioned axle sleeve 8 is then more convenient for adjusting the peace of valve element 3 and valve rod 4
Holding position.
For above-mentioned each scheme, further adjustment, the axle of above-mentioned extension section 12 can be made to the mounting structure of extension section 12
To can be perpendicular to the axial direction of valve body 1.It is to be understood that this utility model gas cylinder valve is generally vertically arranged, if extension section 12
The axially vertical valve body 1 axial direction, then extension section 12 is then axially horizontal direction, thus, when slide block 6 is located at the extension section
When in 12, it will not be affected in the slip of extension section 12 by self gravitation, can be placed in more stablely in the extension section 12.
This utility model also provides a kind of closing-in structure of gas cylinder valve, including the side wall of valve body 1 located at gas cylinder valve
Extension section 12, the internal perisporium of the outer end of extension section 12 is provided with limiting component 13, and the part in extension section 12 is wrapped in into extension
In section 12, and limiting component 13 is formed as one with extension section 12.
Specifically, above-mentioned limiting component 13 is outer end being radially-inwardly bent to form along extension section 12 of extension section 12.
Because above-mentioned gas cylinder valve has possessed as above technique effect, then as the closing-in structure for wherein playing an important role also
When possessing similar technique effect, therefore will not be described here.
The above is only preferred implementation of the present utility model, it is noted that for the ordinary skill people of the art
For member, on the premise of without departing from this utility model principle, some improvements and modifications can also be made, these improvements and modifications
Also should be regarded as protection domain of the present utility model.
Claims (10)
1. a kind of gas cylinder valve, including valve body (1), the side wall of the valve body (1) is provided with extension section (12), the extension section (12)
In be provided with stop part, it is characterised in that the internal perisporium of the outer end of the extension section (12) is provided with limiting component (13), will be described
Stop part is limited in the extension section (12), and the limiting component (13) is formed as one with the extension section (12).
2. gas cylinder valve according to claim 1, it is characterised in that the limiting component (13) is the extension section (12)
Outer end being radially-inwardly bent to form along extension section (12).
3. gas cylinder valve according to claim 2, it is characterised in that the limiting component (13) for evagination round platform.
4. the gas cylinder valve according to any one of claim 1-3, it is characterised in that the valve body (1) with valve pocket, enter
QI KOU and gas outlet (11), are provided with the first spring (2), valve element (3) and valve rod (4) in the valve pocket；
The upper end of first spring (2), lower end are born against in the perisporium of the valve element (3), the valve pocket, the valve element
(3) to slide axially with the valve pocket and be provided with passage (31), the air inlet and institute in the middle part of sealing, and the valve element (3)
Stating gas outlet (11) can be connected by the passage (31), and the lower end of the valve rod (4) can coordinate with the passage (31)
Sealing；
When the stop part is subject to electromagnetic force, the stop part moves axially to extended position along the extension section (12), with
Limit the axial displacement of the valve rod (4).
5. gas cylinder valve according to claim 4, it is characterised in that the stop part includes slide (5) and slide block (6),
The outer end of the slide (5) and the extension section circumferential seal；The inner end of the slide (5) is arranged in the extension section
Portion, and slide laterally with the slide block (6) and be connected；
The slide block (6) is also outer to be cased with second spring (7), and the two ends of the second spring (7) are born against in the slide block (6)
Periphery and the extension section inwall；
When the slide block (6) is by electromagnetic force, slide along the slide (5) so that the inner end of the slide block (6) is connected in institute
Valve rod (4) is stated, to limit the axial displacement of the valve rod (4).
6. gas cylinder valve according to claim 5, it is characterised in that the slide (5) includes large diameter end (51) and even
It is connected to the slide rail (52) of the large diameter end (51), the large diameter end (51) and the extension section circumferential seal, the slide rail
(52) it is placed in the inside of the extension section；
The slide block (6) is provided with chute (62), and the slide rail (52) slides laterally with the chute (62) cooperation.
7. gas cylinder valve according to claim 6, it is characterised in that the large diameter end (51) is provided with external thread section, institute
State extension section and be provided with the internal thread segment being engaged with the external thread section.
8. gas cylinder valve according to claim 7, it is characterised in that the extension section (12) is axially perpendicular to the valve
The axial direction of body (1).
9. a kind of closing-in structure of gas cylinder valve, including the extension section (12) of valve body (1) the side wall located at the gas cylinder valve, its
It is characterised by, the internal perisporium of the outer end of the extension section (12) is provided with limiting component (13), by the extension section (12)
Part is wrapped in the extension section (12), and the limiting component (13) is formed as one with the extension section (12).
10. the closing-in structure of gas cylinder valve according to claim 9, it is characterised in that the limiting component (13) is institute
State outer end being radially-inwardly bent to form along extension section (12) of extension section (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621205712.8U CN206145220U (en) | 2016-11-08 | 2016-11-08 | Gas bottle valve door and binding off structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621205712.8U CN206145220U (en) | 2016-11-08 | 2016-11-08 | Gas bottle valve door and binding off structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206145220U true CN206145220U (en) | 2017-05-03 |
Family
ID=58625276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621205712.8U Active CN206145220U (en) | 2016-11-08 | 2016-11-08 | Gas bottle valve door and binding off structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206145220U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018086440A1 (en) * | 2016-11-08 | 2018-05-17 | 多立恒（北京）能源技术股份公司 | Gas cylinder valve |
| CN110842516A (en) * | 2019-11-20 | 2020-02-28 | 四川航天长征装备制造有限公司 | Closing-in tool and closing-in method for filling valve |
-
2016
- 2016-11-08 CN CN201621205712.8U patent/CN206145220U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018086440A1 (en) * | 2016-11-08 | 2018-05-17 | 多立恒（北京）能源技术股份公司 | Gas cylinder valve |
| CN110842516A (en) * | 2019-11-20 | 2020-02-28 | 四川航天长征装备制造有限公司 | Closing-in tool and closing-in method for filling valve |
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