CN206723573U - Valve anti-disassembling mechanism and valve external member - Google Patents
Valve anti-disassembling mechanism and valve external member Download PDFInfo
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- CN206723573U CN206723573U CN201720455336.6U CN201720455336U CN206723573U CN 206723573 U CN206723573 U CN 206723573U CN 201720455336 U CN201720455336 U CN 201720455336U CN 206723573 U CN206723573 U CN 206723573U
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- valve
- opening
- pilot hole
- disassembling mechanism
- tamper
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Abstract
Valve tamper field is the utility model is related to, discloses a kind of valve anti-disassembling mechanism and valve external member.Valve anti-disassembling mechanism includes Nut column, spring, head end screw rod and the internal tamper sleeve with runner with nut；Tamper sleeve lateral wall is provided with the escape groove radially extended, escape groove bottom land has the first opening of connection runner, the pilot hole radially extended, inner second opening with connection runner of pilot hole are provided with tamper sleeve lateral wall with the position of the first opening face；Activity is open and is inserted into pilot hole through the first opening, runner and second screw rod successively, and nut is connected to escape groove bottom land and covers the first opening, Nut column is sheathed on screw rod tail end and pilot hole is exposed in outer end, and spring is located in pilot hole and both ends abut pilot hole inner end wall and Nut column inner face respectively.The mechanism had both realized tamper function, it is thus also avoided that heated the problem of causing tamper to be failed, improves tamper reliability, and its repeatable utilization, has saved cost.
Description
Technical field
It the utility model is related to valve tamper field, more particularly to a kind of valve anti-disassembling mechanism and valve external member.
Background technology
Liquefied gas occupies the very big market share as clean fuel, in China, but high pressure due to liquefied gas and easily
Combustion property, the also safe handling for liquefied gas bring hidden danger, and angle valve or straight valve are to connect the important component on cylinder for liquefied gas, a lot
Potential safety hazard is exactly to dismantle without authorization caused by valve (angle valve or straight valve).In order to prevent that angle valve or straight valve from illegally being torn open without authorization
Unload, many manufacturers of the production with the restricted valve filled connect anti-disassembling mechanism to realize often through in angle valve or straight valve bottom
Tamper purpose.
Existing anti-disassembling mechanism, which generally comprises, easily melts temperature-sensitive axle or block that metal is made, when needing to dismantle valve, only needs
Temperature-sensitive axle or block are melted and anti-disassembling mechanism can be made to fail with thermals source such as high-temperature steam or hot water；Or by entirely with valve
Steel cylinder is put into hot water, and bulk temperature can also raise, and so easily melting metal can also melt and cause anti-disassembling mechanism to fail；Even if should
The restricted inflating machine structure of valve band, still had when pouring into hot water or steam from valve port a small amount of high-temperature steam or hot water leak to
At anti-disassembling mechanism, under conduction of heat gradually rise still temperature at anti-disassembling mechanism, ultimately result in temperature-sensitive axle or block melts
Change and anti-disassembling mechanism is failed, it is seen that its security is poor, in addition, easily melting in such anti-disassembling mechanism cannot after metal melt
Reuse.
Utility model content
The purpose of this utility model is to provide a kind of valve anti-disassembling mechanism and valve external member, it is intended to solves prior art
In, using metal making temperature-sensitive axle or block is easily melted, easily heated melt causes asking for tamper failure to existing valve anti-disassembling mechanism
Topic.
The utility model provides a kind of valve anti-disassembling mechanism, includes the tamper sleeve of top end opening, the tamper sleeve
Interior to have the runner for connecting the opening, the valve anti-disassembling mechanism, which also includes Nut column, spring and head end, has nut
Screw rod；
The escape groove radially extended is offered in the tamper sleeve lateral wall, the bottom land of the escape groove has connection
The first of the runner is open, and offers with the position of the described first opening face in the tamper sleeve lateral wall and radially prolongs
The pilot hole stretched, the pilot hole is inner to have the second opening for connecting the runner；
Activity through the described first opening, the runner and second opening and is inserted into described lead to the screw rod successively
Xiang Kongzhong, and the nut is connected to the bottom land of the escape groove and covers first opening, the Nut column is sheathed on institute
State on screw rod tail end and outer end is exposed to the pilot hole, the spring is located in the pilot hole and both ends are connected to institute respectively
State the inner end wall of pilot hole and the inner face of the Nut column.
Preferably, the escape groove is cylindrical groove, and first opening and the described second opening are circular port, described to lead
It is cylindrical hole to hole.
Further, the escape groove bore is more than the diameter of the described first opening, and the diameter of first opening is more than
The aperture of the pilot hole, the aperture of the pilot hole are more than the diameter of the described second opening, and the diameter of second opening is fitted
Assigned in the screw rod diameter of axle.
Further, cross recess is offered at the center of the nut.
Further, the tamper sleeve top has along its axially extending connection end, and the connection end is used for and valve
Door is detachably connected.
Further, the connection end and the intersection of the tamper sleeve are provided with filter.
Further, the intersection of the connection end and the tamper sleeve has positioning step, and the filter is set
The back-up ring with connection end inwall interference fit, the gear are provided with the positioning step, and on the upside of the filter
Circle keeps out the filter.
Preferably, the valve is angle valve or straight valve.
The utility model additionally provides a kind of valve external member, including valve and the limitation inflating machine that is arranged in the valve
Structure, the valve external member also include described valve anti-disassembling mechanism, and the valve anti-disassembling mechanism is removably connected to the valve
Bottom.
Based on above-mentioned technical proposal, compared with prior art, the utility model proposes valve anti-disassembling mechanism, by it
The escape groove radially extended is opened up in tamper sleeve lateral wall, and the first opening is opened up to connect stream in the bottom land of the escape groove
Road, and the position with the first opening face in the tamper sleeve lateral wall opens up the pilot hole radially extended, while at this
Pilot hole the inner opens up the second opening to connect runner, is open by screw rod successively activity through the first opening, runner and second
And be inserted into pilot hole, it is set in using Nut column on screw rod tail end, and set spring to abut guiding respectively in pilot hole
Hole inner end wall and Nut column inner face, and Nut column outer end is exposed to pilot hole, nut is connected to the bottom land and envelope of escape groove
Lid first is open, and so, during original state, under spring force effect, screw rod has towards trend mobile on the outside of pilot hole,
Now, nut is connected to the bottom land of escape groove and covers the first opening, and Nut column outer end and screw rod tail end stretch out in pilot hole
Outside, when the mechanism is connected to valve bottom and integral installation is into gas cylinder, you can by stretching out outside the Nut column outside pilot hole
End and the innter blocking part of screw rod tail end and bottle mouth of gas cylinder are kept out and realize tamper purpose, easily melt metal system because the mechanism does not use
Make the parts such as temperature-sensitive axle, therefore, the problem of being not in tamper failure when mechanism is heated, in this way, improve the mechanism can
By property, and it ensure that its security；In addition, when needing to remove the mechanism from gas cylinder, the limitation in first Open valve is only needed
Mechanism is filled, then is injected compressed air or other fluids in runner by special charge gun, utilizes compressed air or other streams
Body promotes nut to be moved laterally outside towards escape groove through the first opening, so as to drive the Nut column of screw rod and its tail end direction to keep away
Allow traversing on the outside of groove, until screw rod tail end and Nut column are retracted into pilot hole, tamper function releases, now, you can by valve
And valve anti-disassembling mechanism is integrally removed from gas cylinder, and whole valve anti-disassembling mechanism and valve stand intact, and repeat and utilize, have
Effect has saved cost.In addition, the utility model also proposed a kind of valve external member, it in valve bottom by connecting above-mentioned valve
Anti-disassembling mechanism, it ensure that valve safety.
Brief description of the drawings
Fig. 1 is the partial structurtes decomposing schematic representation for the valve external member that the utility model embodiment proposes；
Fig. 2 is the diagrammatic cross-section for the valve anti-disassembling mechanism that the utility model embodiment proposes；
Fig. 3 is the diagrammatic cross-section of the tamper sleeve in the utility model embodiment.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another
On one element or it may be simultaneously present centering elements.When an element is known as " being connected to " another element, it can be with
It is directly to another element or may be simultaneously present centering elements.
In addition, it should also be noted that, the orientation term such as left and right, upper and lower in the utility model embodiment, is only mutual
It is relative concept or using the normal operating condition of product as reference, and should not be regarded as restrictive.Tie below
Specific embodiment is closed realization of the present utility model is described in detail.
As shown in Figure 1 to Figure 3, the utility model embodiment proposes a kind of valve anti-disassembling mechanism 1, it may include tamper sleeve
11st, screw rod 12, Nut column 13 and spring 14, wherein, the head end of screw rod 12 has nut 121, and tamper sleeve 11 is preferably tubular
Part, its top have opening 110, have the runner 1100 for connecting the opening 110 in the tamper sleeve 11, and the runner 1100 is along anti-
Tear the central shaft extension of sleeve 11 open, here, tamper sleeve 11 can be detachably connected with the bottom of valve 2, and Nut column 13 can be with gas cylinder
The bottleneck innter blocking part of (being not drawn into accompanying drawing) keeps out the spacing tamper for coordinating and realizing to valve 2, and herein, valve 2 is preferably angle
Valve or straight valve.In the present embodiment, the escape groove 1101 radially extended, the avoidance are offered in the side wall of tamper sleeve 11
The bottom land of groove 1101 has the first opening 1102 of connection runner 1100, in addition, first being opened with this in the side wall of tamper sleeve 11
The positions that mouth 1102 faces offer the pilot hole 1103 radially extended along the tamper sleeve 11, herein, the pilot hole 1103
The inner there is the second opening 1104 of connection runner 1100, and outside the outer end insertion tamper sleeve 11 of the pilot hole 1103,
So, the opening of escape groove 1101, first 1102, the opening of runner 1100, second 1104 and pilot hole 1103 are connected and penetrated anti-
Tear open outside sleeve 11.Here, screw rod 12 successively through the first opening 1102, the opening of runner 1100, second 1104 and stretch into by activity
In pilot hole 1103, and the nut 121 of the head end of screw rod 12 is located in escape groove 1101, and the nut 121 is connected to escape groove
1101 bottom lands simultaneously cover the first opening 1102, in addition, Nut column 13 is set on the tail end of the screw rod 12, and outside the Nut column 13
End is exposed to pilot hole 1103, i.e. the part of the outer end of Nut column 13 and the tail end of screw rod 12 extend out to the outside of tamper sleeve 11.Together
When, spring 14 is set on screw rod 12 and in pilot hole 1103, and the both ends of spring 14 are connected to pilot hole 1103 respectively
Inner end wall and Nut column 13 inner face, herein, screw rod 12 can moving radially along tamper sleeve 11 under external force, bullet
Spring 14 plays reset response to screw rod 12.
Based on above-mentioned technical proposal, the utility model proposes valve anti-disassembling mechanism 1, by the side of its tamper sleeve 11
The escape groove 1101 radially extended is opened up on wall, and the first opening 1102 is opened up to connect in the bottom land of the escape groove 1101
Runner 1100, and leading of radially extending is opened up with the positions that face of the first opening 1102 in the side wall of tamper sleeve 11
The second opening 1104 is opened up to connect runner 1100 to hole 1103, while in the inner of pilot hole 1103, by screw rod 12 successively
Activity is through the first opening 1102, the opening of runner 1100 and second 1104 and is inserted into pilot hole 1103, utilizes Nut column 13
It is set on the tail end of screw rod 12, and sets spring 14 to abut the inner end wall of pilot hole 1103 and Nut column respectively in pilot hole 1103
13 inner faces, and the outer end of Nut column 13 is exposed to pilot hole 1103, while nut 121 is connected to the bottom land of escape groove 1101 simultaneously
The opening of capping first 1102, so, during original state, under the effect of the elastic force of spring 14, screw rod 12 has towards pilot hole 1103
The trend of outside movement, now, nut 121 are connected to the bottom land of escape groove 1101 and cover the first opening 1102, and Nut column
13 outer ends and the tail end of screw rod 12 are stretched out in outside pilot hole 1103, when the valve anti-disassembling mechanism 1 is connected to the bottom of valve 2 and integrally pacifies
When being filled in gas cylinder, you can by stretching out in the outer end of Nut column 13 outside pilot hole 1103 and the tail end of screw rod 12 and bottle mouth of gas cylinder
Stopper is kept out and realizes tamper purpose, because the valve anti-disassembling mechanism 1 does not make temperature-sensitive axle or block etc. using the easy metal that melts
Part, be not in the problem of tamper is failed when valve anti-disassembling mechanism 1 is heated, in this way, improving the valve tamper machine therefore
The reliability of structure 1, and ensure that its security；In addition, when needing to remove the valve anti-disassembling mechanism 1 from gas cylinder, elder generation is only needed
Limitation in Open valve 2 fills mechanism (being not drawn into accompanying drawing), then by special charge gun by compressed air or other fluids
Inject in runner 1100, nut 121 is promoted towards escape groove 1101 through the first opening 1102 using compressed air or other fluids
Move laterally outside, so as to drive the Nut column 13 of screw rod 12 and its tail end traversing towards the outside of escape groove 1101, until screw rod
12 tail ends and Nut column 13 are retracted into pilot hole 1103, and so, tamper function releases, now, you can prevent valve 2 and valve
The entirety of mechanism 1 is torn open to remove from gas cylinder, and whole valve anti-disassembling mechanism 1 and valve stand intact, and repeat and utilize, it is effectively save
Cost.
Further, in an embodiment of the present utility model, above-mentioned 1101 preferably cylindrical groove of escape groove, above-mentioned
1104 preferably circular mouths of one opening 1102 and above-mentioned second opening, above-mentioned 1103 preferably cylindrical hole of pilot hole.Herein, keep away
The bore of groove 1101 is allowed to be more than the diameter of the first opening 1102, and the diameter of the first opening 1102 is more than the hole of pilot hole 1103
Footpath, the aperture of pilot hole 1103 are more than the diameter of the second opening 1104, and the diameter of the second opening 1104 adapts to above-mentioned screw rod 12
The diameter of axle.Here, because the diameter of, the second opening 1104 adapts to the diameter of axle of screw rod 12, and the aperture of pilot hole 1103 is more than the
Two 1104 diameters of opening, the first 1102 diameters of opening are more than the aperture of pilot hole 1103, and therefore, the first opening 1102 is more than screw rod 12
The diameter of axle, that is to say, that when screw rod 12 is through the first opening 1102, the first opening 1102 also has part not filled up by screw rod 12, and
The part not being filled still connects with above-mentioned runner 1100, so, by special charge gun by compressed air or other fluids
When injecting in runner 1100, compressed air or other fluids pass through the part promotion not being filled in the first opening 1102 to be covered in
Nut 121 on the outside of it and it is moved laterally outside towards escape groove 1101, until the tail end of screw rod 12 and Nut column 13 are retracted into
In pilot hole 1103.Certainly, according to actual conditions and real needs, in other embodiment of the present utility model, escape groove
1101st, first the 1102, second opening 1104 of opening and pilot hole 1103 can also be other shapes, and can also be other between four
Bore or diameter, do not limit uniquely herein.
Further, in an embodiment of the present utility model, cross recess is offered at the center of above-mentioned nut 121
1210, the cross recess 1210 is used to insert into the inner for screwdriver and dismantle above-mentioned screw rod 12 and Nut column by axial-rotation
13。
Further, in an embodiment of the present utility model, the top of above-mentioned tamper sleeve 11 has prolongs along its axial direction
The connection end 111 stretched, the connection end 111 are used to be detachably connected with the above-mentioned bottom of valve 2.Here, set on the outer wall of connection end 111
External screw thread is equipped with, accordingly, internal thread is provided with the bottom inwall of valve 2, connection end 111 is stretched into the bottom of valve 2 and passed through
Screw thread, which cooperatively forms, is detachably fixed connection.Certainly, according to actual conditions and real needs, in other implementations of the present utility model
In example, above-mentioned connection end 111 also by other means can be detachably fixed being connected with the bottom of valve 2, not make herein unique
Limit.
Further, in an embodiment of the present utility model, above-mentioned connection end 111 and the intersection of tamper sleeve 11 have
There is positioning step 112, filter 15 is provided with the positioning step 112, and the upside of the filter 15 is provided with and connection end
The back-up ring 16 of 111 inwalls interference fit, the back-up ring 16 keep out filter 15.Certainly, according to actual conditions and real needs, at this
In the other embodiment of utility model, above-mentioned valve anti-disassembling mechanism 1 may also include other components, not limit uniquely herein.
As shown in Figure 1 to Figure 3, the utility model embodiment also proposed a kind of valve external member, and the valve external member may include
Above-mentioned valve 2 and the limitation being arranged in the valve 2 fill mechanism (being not drawn into accompanying drawing), in addition, the valve external member also includes
Above-mentioned valve anti-disassembling mechanism 1, the valve anti-disassembling mechanism 1 pass through the connection end 111 on its top of tamper sleeve 11 and the bottom of valve 2
It is detachably connected.In this way, by being detachably connected valve anti-disassembling mechanism 1 in the bottom of valve 2 so that the valve 2 possesses tamper
Function, and its tamper is stable and reliable for performance, and the safety of gas cylinder has been effectively ensured.
Embodiment described above, only the utility model embodiment, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art can readily occur in the technical scope that the utility model discloses
Various equivalent modification, replacement and improvement etc., these modifications, replacement and improvement should all be covered in protection model of the present utility model
Within enclosing.Therefore, the scope of protection of the utility model should be defined by scope of the claims.
Claims (9)
1. valve anti-disassembling mechanism, include the tamper sleeve of top end opening, there is the stream for connecting the opening in the tamper sleeve
Road, it is characterised in that the valve anti-disassembling mechanism also includes the screw rod that Nut column, spring and head end have nut；
The escape groove radially extended is offered in the tamper sleeve lateral wall, the bottom land of the escape groove has described in connection
The first of runner is open, and the position in the tamper sleeve lateral wall with the described first opening face offers what is radially extended
Pilot hole, the pilot hole is inner to have the second opening for connecting the runner；
Activity through the described first opening, the runner and second opening and is inserted into the pilot hole to the screw rod successively
In, and the nut is connected to the bottom land of the escape groove and covers first opening, the Nut column is sheathed on the spiral shell
On bar tail end and outer end is exposed to the pilot hole, and the spring is located in the pilot hole and both ends are connected to described lead respectively
The inner face of inner end wall and the Nut column to hole.
2. valve anti-disassembling mechanism as claimed in claim 1, it is characterised in that the escape groove is cylindrical groove, described first
Opening and the described second opening are circular port, and the pilot hole is cylindrical hole.
3. valve anti-disassembling mechanism as claimed in claim 2, it is characterised in that the escape groove bore is more than the described first opening
Diameter, it is described first opening diameter be more than the pilot hole aperture, the aperture of the pilot hole is opened more than described second
The diameter of mouth, the diameter of second opening adapt to the screw rod diameter of axle.
4. the valve anti-disassembling mechanism as described in any one of claims 1 to 3, it is characterised in that opened up at the center of the nut
There is cross recess.
5. the valve anti-disassembling mechanism as described in any one of claims 1 to 3, it is characterised in that the tamper sleeve top has
The connection end axially extending along its, the connection end are used to be detachably connected with valve.
6. valve anti-disassembling mechanism as claimed in claim 5, it is characterised in that the connection end and the boundary of the tamper sleeve
Place is provided with filter.
7. valve anti-disassembling mechanism as claimed in claim 6, it is characterised in that the connection end and the boundary of the tamper sleeve
Place has positioning step, and the filter is arranged on the positioning step, and is provided with and the company on the upside of the filter
The back-up ring of end inwall interference fit is connect, the back-up ring keeps out the filter.
8. the valve anti-disassembling mechanism as described in any one of claims 1 to 3, it is characterised in that the valve is angle valve or straight valve.
9. valve external member, including valve fill mechanism with the limitation being arranged in the valve, it is characterised in that the valve sleeve
Part also includes the valve anti-disassembling mechanism described in any one of claim 1 to 8, and the valve anti-disassembling mechanism is removably connected to described
Valve bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720455336.6U CN206723573U (en) | 2017-04-27 | 2017-04-27 | Valve anti-disassembling mechanism and valve external member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720455336.6U CN206723573U (en) | 2017-04-27 | 2017-04-27 | Valve anti-disassembling mechanism and valve external member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206723573U true CN206723573U (en) | 2017-12-08 |
Family
ID=60508319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720455336.6U Active CN206723573U (en) | 2017-04-27 | 2017-04-27 | Valve anti-disassembling mechanism and valve external member |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206723573U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108953748A (en) * | 2018-09-27 | 2018-12-07 | 成都博思逸智能科技有限责任公司 | A kind of pin self-locking device and the valve for liquefied gas bottle |
| CN109780438A (en) * | 2019-01-10 | 2019-05-21 | 广东飞皇新能源有限公司 | Intelligent angle valve Anti-dismantling component based on block chain encryption technology |
| CN113390013A (en) * | 2021-06-25 | 2021-09-14 | 深圳安博智控科技有限公司 | Special gas cylinder anti-theft device |
-
2017
- 2017-04-27 CN CN201720455336.6U patent/CN206723573U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108953748A (en) * | 2018-09-27 | 2018-12-07 | 成都博思逸智能科技有限责任公司 | A kind of pin self-locking device and the valve for liquefied gas bottle |
| CN108953748B (en) * | 2018-09-27 | 2024-01-12 | 四川百平机电设备有限公司 | Pin type self-locking device and valve for liquefied gas cylinder |
| CN109780438A (en) * | 2019-01-10 | 2019-05-21 | 广东飞皇新能源有限公司 | Intelligent angle valve Anti-dismantling component based on block chain encryption technology |
| CN113390013A (en) * | 2021-06-25 | 2021-09-14 | 深圳安博智控科技有限公司 | Special gas cylinder anti-theft device |
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