CN216158448U - Anti-theft device for valve and valve adopting same - Google Patents
Anti-theft device for valve and valve adopting same Download PDFInfo
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- CN216158448U CN216158448U CN202122824494.3U CN202122824494U CN216158448U CN 216158448 U CN216158448 U CN 216158448U CN 202122824494 U CN202122824494 U CN 202122824494U CN 216158448 U CN216158448 U CN 216158448U
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- clamping block
- eccentric rod
- movable clamping
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Abstract
The utility model discloses an anti-theft device for a valve, which comprises an end cap, a positioning eccentric rod, a movable clamping block, a rod sleeve and a hand wheel, wherein two ends of the end cap are respectively provided with a valve body fixing end head and a twisting hole; the hand wheel is screwed to drive the positioning eccentric rod to rotate, the positioning eccentric rod and the movable clamping block are eccentrically rotated, the movable clamping block is jacked to enable part of the movable clamping block to extend out of the open slot, and when the movable clamping block extends out, the movable clamping block can be jacked with the screwing hole in the plug to enable the positioning eccentric rod and the plug to synchronously rotate. The utility model also discloses a valve that adopts this anti-theft device. The plug in the anti-theft device is fixed in the valve to plug the valve, the plug can hardly be detached from the filter mounting hole without a special tool, and the anti-theft safety is very reliable.
Description
Technical Field
The utility model belongs to the technical field of valve theft prevention, and particularly relates to an anti-theft device for a valve and the valve adopting the anti-theft device.
Background
The valve is commonly used for controlling the circulation or the cut-off of media in a pipeline in our life, and in order to avoid various impurities from blocking the pipeline, a filter screen is additionally arranged in the pipeline, and the impurities in the pipeline are filtered and regularly cleaned out.
The existing valve generally has an anti-theft function, most of the anti-theft structures adopted are well known to be that a magnetic locking device is arranged at a valve body and a valve cover, and then the magnetic locking device is unlocked by a special key when in use; the existing magnetic locking device improves the anti-theft performance to a certain extent, but still cannot avoid trying to put magnetic steel on the end face of the valve cover and matching tools for opening, and also directly uses tools to destroy the magnetic locking device forcibly for stealing, and other anti-theft structures are adopted, but the magnetic locking device is often opened by other tools, so that the real anti-theft effect cannot be achieved; therefore, the anti-theft safety of the existing valve is not good, and improvement is needed.
Disclosure of Invention
The present invention is directed to solve the above problems in the prior art, and provides an anti-theft device for a valve and a valve using the same.
In order to achieve the purpose, the technical scheme of the utility model is as follows: an anti-theft device for a valve comprises a plug, a positioning eccentric rod, a movable clamping block, a rod sleeve and a hand wheel, wherein two ends of the plug are respectively provided with a valve body fixing end socket and a twisting hole; the hand wheel is screwed to drive the positioning eccentric rod to rotate, the positioning eccentric rod and the movable clamping block are eccentrically rotated, the movable clamping block is jacked to enable part of the movable clamping block to extend out of the open slot, and when the movable clamping block extends out, the movable clamping block can be jacked with the screwing hole in the plug to enable the positioning eccentric rod and the plug to synchronously rotate.
In the above-mentioned anti-theft device for valve, the eccentric rod of location includes location pole portion, eccentric pole portion, and the eccentric rod of location forms between location pole portion and the rod cover and rotates the location and simultaneously through location pole portion and hand wheel fixed connection, and the eccentric pole portion of location eccentric rod carries out the eccentric top to the activity fixture block when it rotates.
In the anti-theft device for the valve, the movable clamping block is provided with the connecting rod, the connecting rod is positioned in the rod sleeve to prevent the movable clamping block from being separated during movement, and the end part of the eccentric rod part is provided with the positioning bottom plate which is abutted against the movable clamping block.
In the above anti-theft device for a valve, a positioning movable top groove is arranged at one side of the movable clamping block corresponding to the eccentric rod part.
In the anti-theft device for the valve, one end of the plug provided with the twisting hole is connected with the anti-dismantling rotating plate, and the anti-dismantling rotating plate is rotatably connected with the plug.
In the above anti-theft device for a valve, the positioning rod part of the positioning eccentric rod is provided with a polygonal positioning part, and the hand wheel is provided with a corresponding polygonal mounting hole.
A valve which can be used in cooperation with the anti-theft device comprises a valve body and a valve core handle assembly, wherein a filtering installation part is arranged between the inlet end and the outlet end of the valve body, is provided with a filtering installation hole for installing a filtering net, and is simultaneously screwed with a valve cap; the anti-theft device is characterized in that an anti-theft connecting hole is formed in the filtering mounting hole, the filtering mounting hole can accommodate a plug in the anti-theft device, and the anti-theft connecting hole is fixedly connected with a valve body fixing end on the plug and used for plugging the filtering mounting hole.
And the anti-theft connecting hole and the valve body fixing end are fixed in a threaded screwing mode.
By adopting the technical scheme, the utility model has the following beneficial effects:
the end part of the positioning eccentric rod and the movable fixture block on the end part of the positioning eccentric rod can be placed into the screwing hole of the plug, when the positioning eccentric rod rotates, the eccentric rotation is carried out through the eccentric rod part of the positioning eccentric rod, so that the corresponding movable fixture block is jacked under the eccentric rotation and partially extends out of the open slot, and at the moment, the movable fixture block extends out and is jacked with the screwing hole on the plug, so that the positioning eccentric rod and the plug are synchronously rotated and screwed; after the use is finished, the eccentric abutting of the movable fixture block can be unlocked by reversely rotating the positioning eccentric rod;
when the anti-theft device is matched with a valve for anti-theft use, the plug is installed in the filtering installation hole in the valve body of the valve, the plug and the anti-theft connection hole in the filtering installation hole are fixedly screwed through the operation method, the filtering installation hole is plugged by the plug, the plug can be hardly detached from the filtering installation hole without a special tool, the anti-theft device can be matched with the valve for special use, the anti-theft safety is very reliable, and the anti-theft device is very convenient to use.
Drawings
FIG. 1 is an exploded view of the present invention;
FIG. 2 is a cross-sectional view of the present invention (with the movable clamping block not in a state of being pushed against the screwing hole of the plug);
FIG. 3 is a cross-sectional view of the present invention (with the movable latch and the tightening hole of the plug in a dead-end condition);
fig. 4 is a cross-sectional view of an anti-theft device used in conjunction with a valve.
Detailed Description
The utility model is further explained with reference to the drawings.
Referring to fig. 1 to 3, the utility model provides an anti-theft device for a valve, which comprises a plug 1, a positioning eccentric rod 2, a movable clamping block 3, a rod sleeve 4 and a hand wheel 5, wherein two ends of the plug 1 are respectively provided with a valve body fixing end 1-1 and a twisting hole 1-2;
the positioning eccentric rod 2 comprises a positioning rod part 2-1 and an eccentric rod part 2-2, the positioning eccentric rod 2 penetrates through the rod sleeve 4 and is fixedly connected with the hand wheel 5 through the positioning rod part 2-1, and the positioning eccentric rod 2 is in rotating positioning connection with the rod sleeve 4 through the positioning rod part 2-1; the rod sleeve 4 is provided with an open slot 4-1 through which the movable fixture block 3 can extend, the movable fixture block 3 is provided with a connecting rod 3-1, the end part of the eccentric rod part 2-2 is provided with a positioning bottom plate 6, when the assembly and the connection are carried out, the connecting rod 3-1 is positioned in the rod sleeve 4, the end surface of the movable fixture block 3 is positioned and abutted against the positioning bottom plate 6, and therefore the rod sleeve 4 is positioned and connected with the movable fixture block 3 while the rod sleeve 4 is connected with the positioning eccentric rod 2;
after the movable fixture block 3 is matched with the positioning eccentric rod 2 and the rod sleeve 4 to form positioning movable connection, the movable fixture block 3 corresponds to an open slot 4-1 in the rod sleeve 4 at the same time, and when the positioning eccentric rod 2 rotates, the eccentric rod part 2-2 on the positioning eccentric rod rotates eccentrically, so that the movable fixture block 3 is eccentrically jacked and jacked to enable part of the movable fixture block 3 to extend out of the open slot 4-1, and when the movable fixture block 3 extends out, the movable fixture block can be jacked with a twisting hole 1-2 in the plug 1 to enable the positioning eccentric rod 2 and the plug 1 to rotate synchronously.
When the positioning eccentric rod is used, the end part of the positioning eccentric rod 2 and the movable clamping block 3 on the end part of the positioning eccentric rod are placed into the screwing hole 1-2 of the plug 1, when the hand wheel 5 drives the positioning eccentric rod 2 to rotate, the eccentric rotation is carried out on the eccentric rod part 2-2 of the positioning eccentric rod 2, so that the corresponding movable clamping block 3 is jacked under the eccentric rotation and partially extends out of the open slot, at the moment, the movable clamping block 3 extends out to be jacked with the screwing hole 1-2 on the plug 1, the positioning eccentric rod 2 and the plug 1 are synchronously rotated and screwed, and after the use is finished, the positioning eccentric rod 2 is reversely rotated, and the eccentric jacking of the movable clamping block 3 can be unlocked.
Furthermore, in order to better ensure the connection and positioning of the movable clamping block 3 in the eccentric jacking process, a positioning movable jacking groove 3-2 is arranged at one side of the movable clamping block 3 corresponding to the eccentric rod part 2-2, and when the eccentric rod part 2-2 of the positioning eccentric rod 2 rotates eccentrically, the eccentric rod part 2-2 is propped against the positioning movable jacking groove 3-2.
Further, in order to improve the anti-theft safety of the plug 1 in cooperation with a valve body of the valve, one end of the plug 1, which is provided with a twisting hole 1-2, is connected with an anti-disassembly rotating plate 7, and the anti-disassembly rotating plate 7 is rotatably connected with the plug 1.
Furthermore, a positioning rod part 2-1 of the positioning eccentric rod 2 is provided with a polygonal positioning part 8, and the hand wheel 5 is provided with a corresponding polygonal mounting hole 5-1; the polygonal positioning part 8 on the positioning rod part 2-1 penetrates through the polygonal mounting hole 5-1, the stability of positioning connection between the positioning eccentric rod 2 and the hand wheel 5 is improved, and the positioning eccentric rod 2 and the hand wheel 5 are fixedly connected through a fixing nut 9.
Referring to fig. 4, the utility model also discloses a valve which can be used with the anti-theft device, comprising a valve body 10 and a valve core handle assembly 11, wherein a filtering installation part 12 is arranged between the inlet end and the outlet end of the valve body 10, the filtering installation part 12 is provided with a filtering installation hole 13 for installing a filtering net and is simultaneously screwed with a valve cap 14; an anti-theft connecting hole 15 is formed in the filter mounting hole 13, the filter mounting hole 13 can accommodate the plug 1 in the anti-theft device, when the anti-theft device is used in a matched mode, the valve cap 14 needs to be screwed off, then the plug 1 in the anti-theft device is screwed and fixed at the anti-theft connecting hole 15, a sealing ring 16 is further arranged at the valve body fixing end 1-1, a fixing mode of screwing threads is adopted between the valve body fixing end 1-1 and the anti-theft connecting hole 15 on the plug 1, so that the filter mounting hole 13 is sealed through the plug 1, and the valve cap 14 is connected with the valve body 10 again after the plug 1 is fixedly connected;
the anti-theft device is excellent in anti-theft safety when used in cooperation, and the plug 1 in the anti-theft device can be changed in size according to the difference of the valve structures used in cooperation almost without special tools and can be detached from the filter mounting hole 13.
The above detailed description of the anti-theft device for a valve according to the embodiments of the present invention is provided, and the principle and the implementation of the present invention are described herein by using specific examples, and the above description of the embodiments is only used to help understanding the technical solutions disclosed in the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (8)
1. An anti-theft device for a valve, comprising: the positioning eccentric rod comprises an end cap, a positioning eccentric rod, a movable clamping block, a rod sleeve and a hand wheel, wherein two ends of the end cap are respectively provided with a valve body fixing end head and a twisting hole; the hand wheel is screwed to drive the positioning eccentric rod to rotate, the positioning eccentric rod and the movable clamping block are eccentrically rotated, the movable clamping block is jacked to enable part of the movable clamping block to extend out of the open slot, and when the movable clamping block extends out, the movable clamping block can be jacked with the screwing hole in the plug to enable the positioning eccentric rod and the plug to synchronously rotate.
2. An anti-theft device for a valve, according to claim 1, wherein: the positioning eccentric rod comprises a positioning rod part and an eccentric rod part, the positioning eccentric rod is rotatably positioned through the positioning rod part and the rod sleeve and is fixedly connected with the hand wheel through the positioning rod part, and the eccentric rod part of the positioning eccentric rod eccentrically pushes the movable clamping block when the eccentric rod part rotates.
3. An anti-theft device for a valve, according to claim 2, wherein: the movable clamping block is provided with a connecting rod, the connecting rod is positioned in the rod sleeve to prevent the movable clamping block from being separated during movement, and the end part of the eccentric rod part is provided with a positioning bottom plate for abutting against the movable clamping block.
4. An anti-theft device for a valve, according to claim 3, wherein: and one side of the movable clamping block corresponding to the eccentric rod part is provided with a positioning movable top groove.
5. An anti-theft device for a valve according to any one of claims 1 to 4, wherein: the end of the plug, which is provided with the twisting hole, is connected with an anti-disassembly rotating plate, and the anti-disassembly rotating plate is rotatably connected with the plug.
6. An anti-theft device for a valve according to any one of claims 2 to 4, wherein: the positioning eccentric rod is characterized in that a polygonal positioning part is arranged on a positioning rod part of the positioning eccentric rod, and a corresponding polygonal mounting hole is formed in the hand wheel.
7. A valve which can be matched with the anti-theft device of claim 1 for use, comprising a valve body and a valve core handle assembly, wherein a filtering installation part is arranged between the inlet end and the outlet end of the valve body, the filtering installation part is provided with a filtering installation hole for installing a filtering net, and a valve cap is screwed on the filtering installation hole; the anti-theft device is characterized in that an anti-theft connecting hole is formed in the filtering mounting hole, the filtering mounting hole can accommodate a plug in the anti-theft device, and the anti-theft connecting hole is fixedly connected with a valve body fixing end on the plug and used for plugging the filtering mounting hole.
8. An anti-theft device for a valve, according to claim 7, wherein: and the anti-theft connecting hole and the valve body fixing end are fixed in a threaded screwing mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122824494.3U CN216158448U (en) | 2021-11-18 | 2021-11-18 | Anti-theft device for valve and valve adopting same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122824494.3U CN216158448U (en) | 2021-11-18 | 2021-11-18 | Anti-theft device for valve and valve adopting same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216158448U true CN216158448U (en) | 2022-04-01 |
Family
ID=80853636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122824494.3U Active CN216158448U (en) | 2021-11-18 | 2021-11-18 | Anti-theft device for valve and valve adopting same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216158448U (en) |
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2021
- 2021-11-18 CN CN202122824494.3U patent/CN216158448U/en active Active
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