CN205226598U - Theftproof lock valve - Google Patents
Theftproof lock valve Download PDFInfo
- Publication number
- CN205226598U CN205226598U CN201521055146.2U CN201521055146U CN205226598U CN 205226598 U CN205226598 U CN 205226598U CN 201521055146 U CN201521055146 U CN 201521055146U CN 205226598 U CN205226598 U CN 205226598U
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- tapered end
- turncap
- groove
- antitheft
- valve
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Abstract
The utility model relates to a valve manufacture technical field specifically discloses a theftproof lock valve, which comprises the following components: a valve body, and a valve cor, valve rod and tapered end, the case is established and is connected in the inside of valve body and with the inner of valve rod, the tapered end is established the outside of valve body and is connected with the outer end of valve rod, the tapered end can drive valve rod and spool rotation, still including theftproof screw cap, the appearance of tapered end is cylindric, be equipped with a plurality of draw -in grooves on the circumference of tapered end outer end, be equipped with limit structure on the lateral wall of tapered end, theftproof screw cap's appearance is cylindric and the outside of cover at the tapered end, be equipped with the draw -in groove mouth that corresponds with the draw -in groove on the circumference of theftproof screw cap outer end, be equipped with the annular spacing groove that corresponds with limit structure on theftproof screw cap's the inside wall, theftproof screw cap can be for the tapered end free rotation. The utility model discloses a theftproof lock valve is when receiving the exogenic action, and the screw cap that only prevents burglary is rotatory, and parts such as tapered end are motionless, make lock valve opened, great improvement lock valve's security performance.
Description
Technical field
The utility model relates to technical field of valve manufacturing, particularly relates to a kind of anti-theft locking valve.
Background technique
Locking valve is for a kind of valve conventional in the pipe-line systems such as warm feedwater, by valve body, spool, the composition such as valve rod and corresponding locking mechanism, valve body is internal cavity structures and comprises threeway, be respectively water intake, water outlet and tapered end interface, spool is spherical valve core, spool is positioned at the inside of valve body, spool is connected with the inner of valve rod, tapered end is usually located at the outside of valve body, tapered end is connected with the outer end of valve rod, tapered end can for being contained in the spring on valve rod, pawl-and-gearing lock nut, after adjustment valve element position, ratchet lock nut is screwed on, user just can not open voluntarily, so just can realize the controlled break-make for one group, system one families such as warm feedwater, and non-destructive can not be opened.
Magnetic locking valve, the active force of magnetic force is relied on to reach the opening and closing controlling corresponding part in locking valve exactly, what adopt is a kind of magnetic lock, this magnetic locking valve is generally used for that some are important, on the valve of specific position and function, prevent valve from being used by any switch, and without any space, anti-plugging, waterproof, anticorrosion, easy to use, the dark favor by industries such as current water supply, heating, combustion gas, solar water heaters.
In prior art, a lot of locking valve all also exists larger defect in theftproof performance, particularly when being subject to External Force Acting, can damage locking valve corresponding part, such as be difficult to the destruction of taking precautions against some general tools (as box spanner), thus can not effectively prevent user's stolen water from stealing the phenomenons such as warm, in addition, also there is certain potential safety hazard.
Model utility content
The purpose of this utility model is to provide a kind of anti-theft locking valve, to overcome the defect of locking valve theftproof performance difference of the prior art.
In order to solve the problems of the technologies described above, the utility model provides a kind of anti-theft locking valve, comprise valve body, spool, valve rod and tapered end, described spool is located at the inside of described valve body and is connected with the inner of described valve rod, described tapered end is located at the outside of described valve body and is connected with the outer end of described valve rod, described tapered end can drive described valve rod and Spool rotating, also comprise antitheft turncap, the profile of described tapered end is cylindric, described tapered end outer end be circumferentially provided with multiple draw-in groove, the outer side wall of described tapered end is provided with limit structure, the profile of described antitheft turncap is cylindric and is enclosed within the outside of described tapered end, described antitheft turncap outer end be circumferentially provided with the draw-in groove mouth corresponding with described draw-in groove, the madial wall of described antitheft turncap is provided with the annular spacing groove corresponding with described limit structure, described antitheft turncap can rotate freely relative to described tapered end.
Preferably, described limit structure comprises groove, spring and limiting stopper, described groove is multiple and is along the circumferential direction uniformly distributed, described limiting stopper is located in described groove, described spring is located between described limiting stopper and described groove, and described limiting stopper can hold out against the inwall of the annular spacing groove of described antitheft turncap under the effect of described spring.
Or described limit structure comprises circular groove and spring ring, described spring ring is located in described circular groove, and described spring ring can hold out against the inwall of the annular spacing groove of described antitheft turncap.
Preferably, the center of described tapered end outer end is provided with a cylindric projection, and the center of described antitheft turncap outer end is provided with the round mouth corresponding with described cylindric projection.
Preferably, described antitheft turncap is provided with outward extending cylindric protruding at described round mouth place, and described cylindric protruding end face is concordant with the end face of described cylindrical bump.
Preferably, the end of described cylindric projection is provided with opening and closing indicating arrow.
Preferably, described draw-in groove is four and is along the circumferential direction uniformly distributed, and described draw-in groove mouth is two and is along the circumferential direction uniformly distributed.
Preferably, the wall thickness of described antitheft turncap is 1mm ~ 1.5mm.
Preferably, the material of described antitheft turncap is copper.
Preferably, the material of described antitheft turncap is 56-1 copper.
Anti-theft locking valve of the present utility model adds the antitheft turncap that can rotate freely outside its tapered end, and the structure of corresponding amendment tapered end, when there being External Force Acting, antitheft turncap only can be made to rotate, and the core component tapered end of locking valve, valve rod and spool are then motionless, so locking valve can not be unlocked, only have and use specific locking valve unlocking tool could open this anti-theft locking valve, effectively avoid locking valve to be opened by general tools such as box spanners, the locking valve caused is destroyed and user steals the phenomenons such as warm, improve the Safety performance of locking valve greatly.
Accompanying drawing explanation
Fig. 1 is the plan view of the anti-theft locking valve of the utility model embodiment;
Fig. 2 is the left view of the anti-theft locking valve of the utility model embodiment;
Fig. 3 is the front sectional view of the antitheft turncap of the anti-theft locking valve of the utility model embodiment;
Fig. 4 is the right elevation of the antitheft turncap of the anti-theft locking valve of the utility model embodiment.
In figure, 1: valve body; 2: tapered end; 21: draw-in groove; 22: groove; 23: spring; 24: limiting stopper; 25: cylindrical bump; 26: opening and closing indicating arrow; 3: antitheft turncap; 31: draw-in groove mouth; 32: annular spacing groove; 33: cylindric protruding.
Embodiment
Below in conjunction with drawings and Examples, mode of execution of the present utility model is described in further detail.Following examples for illustration of the utility model, but can not be used for limiting scope of the present utility model.
In description of the present utility model, it should be noted that, term " on ", D score, " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.Unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood.In addition, in description of the present utility model, except as otherwise noted, the implication of " multiple " is two or more.
As Figure 1-4, the anti-theft locking valve of the present embodiment comprises: valve body 1, spool, valve rod, tapered end 2 and antitheft turncap 3.In Fig. 1, only antitheft turncap 3 is sectional view, and the internal structure of locking valve, comprise valve body with 1 with the structure of the internal structure of tapered end 2 and described spool and the parts such as valve rod due to identical with locking valve of the prior art or magnetic locking valve, not shown and repeat no more in figure herein.
Described spool is located at the inside of valve body 1 and is fixedly connected with the inner of described valve rod, tapered end 2 is located at the outside of valve body 1 and is connected with the outer end of described valve rod, tapered end 2 can drive described valve rod and spool to rotate relative to the axis of valve body 1 around described valve rod, thus achieve the opening and closing of locking valve, antitheft turncap 3 is enclosed within the outside of tapered end 2, and antitheft turncap 3 can rotate freely relative to tapered end 2 and can not come off from tapered end 2.
The profile of tapered end 2 is cylindric, tapered end 2 outer end be circumferentially provided with multiple draw-in groove 21, in the present embodiment, the quantity of draw-in groove 21 is preferably four and is along the circumferential direction uniformly distributed, draw-in groove 21 is for coordinating with specific locking meal unlocking tool, tapered end 2 is rotated, thus realizing the opening and closing of locking valve, the outer side wall of tapered end 2 is provided with limit structure.A kind of form of described limit structure comprises: groove 22, spring 23 and limiting stopper 24, the group number of groove 22, spring 23 and limiting stopper 24 can be equally distributed many groups, as two groups or four groups, limiting stopper 24 is located in groove 22, spring 23 is located between limiting stopper 24 and groove 22, spring 23 is normally in compressive state, limiting stopper 24 can hold out against the inwall of the annular spacing groove 32 of antitheft turncap 3 under the elastic acting force of spring 23, thus ensures that antitheft turncap 3 can rotate freely relative to tapered end 2 and can not come off; The another kind of form of described limit structure comprises: circular groove and spring ring, described spring ring is located in described circular groove, described spring ring is normally in compressive state, described spring ring can hold out against the inwall of the annular spacing groove 32 of antitheft turncap 3 by elastic acting force, the composite class of its function and above-mentioned groove 22, spring 23 and limiting stopper 24 seemingly; Described limit structure also can be other common spacing forms.
The profile of antitheft turncap 3 is cylindric and internal structure is corresponding with the external structure of tapered end 2, antitheft turncap 3 is enclosed within the outside of tapered end 2, therebetween small gap is there is in antitheft turncap 3 with tapered end 2, antitheft turncap 3 outer end be circumferentially provided with the draw-in groove mouth 31 corresponding with draw-in groove 21, in the present embodiment, corresponding draw-in groove mouth 31 is two and is along the circumferential direction uniformly distributed, and the madial wall of antitheft turncap 3 is provided with the annular spacing groove 32 corresponding with described limit structure.
The center of tapered end 2 outer end can be provided with a cylindric projection 25, and the end face of cylindrical boss 25 exposes antitheft turncap 3, and the end of cylindric projection 25 is provided with opening and closing indicating arrow 26, is open or close to facilitate the state residing for display locking valve.The center of antitheft turncap 3 outer end is provided with the round mouth corresponding with cylindric projection 25, cylindrical boss 25 can expose from described round mouth, further, in order to reach better protection effect, antitheft turncap 3 is provided with outward extending cylindric protruding 33 at round mouth place, the cylindric end face of protruding 33 is concordant with the end face of cylindrical bump 25.
In the present embodiment, the wall thickness of antitheft turncap 3 is 1mm ~ 1.5mm, is preferably 1mm.The material of antitheft turncap 3 is copper, is preferably 56-1 copper.
The anti-theft locking valve of the present embodiment is when needs are opened or close, its unlocking manner is: rotating theft-proof turncap 3, by relative for two positions in two draw-in groove mouths 31 of antitheft turncap 3 and four draw-in grooves 21 of tapered end 2, adopt special locking valve unlocking tool, locking valve unlocking tool is provided with two retaining structures, two retaining structures can coordinate with draw-in groove 21 through draw-in groove mouth 31, drive antitheft turncap 3 to rotate together with tapered end 2 simultaneously, thus unblock locking valve, achieve the switching that locking valve opens and closes state.The locking valve of this structure can only rotate or destroy antitheft turncap 3 for general tool, and can not touch tapered end 2, and the critical component effectively protecting locking valve is not controlled or destroy easily.
Anti-theft locking valve of the present utility model adds the antitheft turncap that can rotate freely outside its tapered end, and the structure of corresponding amendment tapered end, when there being External Force Acting, antitheft turncap only can be made to rotate, and the core component tapered end of locking valve, valve rod and spool are then motionless, so locking valve can not be unlocked, only have and use specific locking valve unlocking tool could open this anti-theft locking valve, effectively avoid locking valve to be opened by general tools such as box spanners, the locking valve caused is destroyed and user steals the phenomenons such as warm, improve the Safety performance of locking valve greatly.In addition, because antitheft turncap can rotate freely, be easy to the illusion of having rotated to a kind of valve of user, further increase the theftproof performance of locking valve.
Embodiment of the present utility model provides for the purpose of example and description, and is not exhaustively or by the utility model be limited to disclosed form.Many modifications and variations are apparent for the ordinary skill in the art.Selecting and describing embodiment is in order to principle of the present utility model and practical application are better described, and enables those of ordinary skill in the art understand the utility model thus design the various embodiments with various amendment being suitable for special-purpose.
Claims (10)
1. an anti-theft locking valve, comprise valve body, spool, valve rod and tapered end, described spool is located at the inside of described valve body and is connected with the inner of described valve rod, described tapered end is located at the outside of described valve body and is connected with the outer end of described valve rod, described tapered end can drive described valve rod and Spool rotating, it is characterized in that, also comprise antitheft turncap, the profile of described tapered end is cylindric, described tapered end outer end be circumferentially provided with multiple draw-in groove, the outer side wall of described tapered end is provided with limit structure, the profile of described antitheft turncap is cylindric and is enclosed within the outside of described tapered end, described antitheft turncap outer end be circumferentially provided with the draw-in groove mouth corresponding with described draw-in groove, the madial wall of described antitheft turncap is provided with the annular spacing groove corresponding with described limit structure, described antitheft turncap can rotate freely relative to described tapered end.
2. anti-theft locking valve according to claim 1, it is characterized in that, described limit structure comprises groove, spring and limiting stopper, described groove is multiple and is along the circumferential direction uniformly distributed, described limiting stopper is located in described groove, described spring is located between described limiting stopper and described groove, and described limiting stopper can hold out against the inwall of the annular spacing groove of described antitheft turncap under the effect of described spring.
3. anti-theft locking valve according to claim 1, is characterized in that, described limit structure comprises circular groove and spring ring, and described spring ring is located in described circular groove, and described spring ring can hold out against the inwall of the annular spacing groove of described antitheft turncap.
4. anti-theft locking valve according to claim 1, is characterized in that, the center of described tapered end outer end is provided with a cylindric projection, and the center of described antitheft turncap outer end is provided with the round mouth corresponding with described cylindric projection.
5. anti-theft locking valve according to claim 4, is characterized in that, described antitheft turncap is provided with outward extending cylindric protruding at described round mouth place, and described cylindric protruding end face is concordant with the end face of described cylindrical bump.
6. anti-theft locking valve according to claim 4, is characterized in that, the end of described cylindric projection is provided with opening and closing indicating arrow.
7. anti-theft locking valve according to claim 1, is characterized in that, described draw-in groove is four and is along the circumferential direction uniformly distributed, and described draw-in groove mouth is two and is along the circumferential direction uniformly distributed.
8. anti-theft locking valve according to claim 1, is characterized in that, the wall thickness of described antitheft turncap is 1mm ~ 1.5mm.
9. according to the anti-theft locking valve in claim 1-8 described in any one, it is characterized in that, the material of described antitheft turncap is copper.
10. anti-theft locking valve according to claim 9, is characterized in that, the material of described antitheft turncap is 56-1 copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521055146.2U CN205226598U (en) | 2015-12-16 | 2015-12-16 | Theftproof lock valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521055146.2U CN205226598U (en) | 2015-12-16 | 2015-12-16 | Theftproof lock valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205226598U true CN205226598U (en) | 2016-05-11 |
Family
ID=55901664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521055146.2U Active CN205226598U (en) | 2015-12-16 | 2015-12-16 | Theftproof lock valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205226598U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108548001A (en) * | 2018-07-04 | 2018-09-18 | 德阳市迪信佳阀门制造有限公司 | Valve anti-theft device |
-
2015
- 2015-12-16 CN CN201521055146.2U patent/CN205226598U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108548001A (en) * | 2018-07-04 | 2018-09-18 | 德阳市迪信佳阀门制造有限公司 | Valve anti-theft device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |