CN201475483U - Valve with lock - Google Patents
Valve with lock Download PDFInfo
- Publication number
- CN201475483U CN201475483U CN2009203082898U CN200920308289U CN201475483U CN 201475483 U CN201475483 U CN 201475483U CN 2009203082898 U CN2009203082898 U CN 2009203082898U CN 200920308289 U CN200920308289 U CN 200920308289U CN 201475483 U CN201475483 U CN 201475483U
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- positioning
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- valve rod
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Abstract
The utility model belongs to the valve technical field and relates to a valve with a lock, which solves the problem that the existing valve with the lock can be easily opened by adopting an annular magnet. The valve with the lock comprises a valve body, a valve core, a valve rod and an opening disk, wherein the valve rod is detachably connected with the opening disk; the side part of the valve rod is provided with a locating hole 1 and a locating hole 2; a locating magnet 1 is arranged in the locating hole 1; a locating magnet 2 is arranged in the locating hole 2; both the locating hole 1 and the locating hole 2 are provided with springs; the outer ends of the locating magnet 1 and the locating magnet 2 have different polarities; a fixing hole 1 and a fixing hole 2 are arranged on the valve body; when the valve rod is rotated, the locating magnet 1 and the locating magnet 2 can respectively and partially slide into the fixing hole 1 and the fixing hole 2; a transmission magnet 1 and a transmission magnet 2 are arranged on the opening disk; and the transmission magnet 1 and the transmission magnet 2 can respectively lead the locating magnet 1 and the locating magnet 2 that are arranged on the valve rod to completely move out of the fixing hole 1 and the fixing hole 2. The valve with the lock has the functions of opening and locking and has the advantage of preventing the valve from being opened by the annular magnet.
Description
Technical field
The utility model belongs to valve technology field, relates to a kind of valve, particularly a kind of Valve with lock.
Background technique
At present, most valve substantially all is to adopt mechanical key to unblank, and this kind lock is easy to enter sand or earth, and the easy wearing and tearing of key cause lock not open.Invent the magnetic recording tape Lock valve afterwards, consisted essentially of valve body, valve rod, spool, positioning hole, Returnning spring, magnet, spacing hole and opener etc. in the existing magnetic recording tape Lock valve.Magnet is arranged in the positioning hole and can partly extend in the spacing hole, is provided with magnet in the opener, utilizes the homopolar-repulsion of magnet, and the principle that heteropole is inhaled is mutually unblanked.Be that magnet in the opener can be inhaled the magnet that its part is stretched in the spacing hole mutually with magnet homopolar-repulsion in the positioning hole or heteropole and withdraws from fully from spacing hole, then just can rotation valve rod and then drive the valve open that the spool action makes locking by opener.Yet still there are some problems in existing magnetic recording tape Lock valve.For example, because the positioning hole and the magnet in the positioning hole that are provided with only are one, though perhaps for a plurality of but magnet can stretch into the polarity of that end of spacing hole all is identical, others is as long as adopt ring magnet but not the special opening instrument just can be very simply with valve open like this.
Summary of the invention
The purpose of this utility model is to have the problems referred to above at existing technology, has proposed a kind of Valve with lock of the non-special tool of ring magnet with valve open that can effectively prevent to comprise.
The purpose of this utility model can realize by following technical proposal: a kind of Valve with lock, comprise valve body, spool, valve rod and open disk, described valve rod is located in the valve body, and the one end links to each other with spool, the other end and open disk removably connect, it is characterized in that: the sidepiece of described valve rod is provided with positioning hole one and positioning hole two, in positioning hole one and positioning hole two, be respectively equipped with positioning magnet one and positioning magnet two, be equipped with spring in described positioning hole one and the positioning hole two, described spring one end is resisted against respectively on positioning magnet one and the positioning magnet two, the other end is resisted against respectively on the bottom of positioning hole one and positioning hole two, the outer end of described positioning magnet one and positioning magnet two is opposed polarities, described valve body is provided with fixed hole one and fixed hole two, positioning hole one when rotation valve rod on the valve rod and positioning hole two can be respectively fixed hole one and fixed hole two on the upper valve body, this moment positioning magnet one and positioning magnet two can partly stretch out positioning hole one and positioning hole two respectively and slide into fixed hole one and fixed hole two in, described open disk is provided with transmission magnet one and transmission magnet two, can make positioning magnet one and positioning magnet two on the valve rod all withdraw from fixed hole one and fixed hole two after this open disk is installed on the valve rod respectively.
When positioning magnet one and positioning magnet two when part extend into fixed hole one and fixed hole two respectively, valve is in closed condition, open disk is connected on the valve rod, transmission magnet one on the open disk and transmission magnet two can be respectively fixed hole one and fixed hole two on the upper valve body, simultaneously also extend into positioning magnet one and positioning magnet two in fixed hole one and the fixed hole two over against last its part, and transmission magnet one is identical with the polarity of positioning magnet one its that end that faces separately, and the polarity of transmission magnet two and positioning magnet two its those ends that face separately also is identical.According to the magnet principle of same-sex repulsion, transmission magnet one and positioning magnet one repel mutually, each will be subjected to repulsive force, transmission magnet one is fixed in the open disk and can move, thereby positioning magnet one can extrusion spring after being subjected to repulsive force makes it stretch into that fixed hole one is that part of all to be withdrawed from from fixed hole one.In like manner, thus positioning magnet two also can extrusion spring after being subjected to repulsive force makes it stretch into that fixed hole two is that part of all to be withdrawed from from fixed hole two.Just can drive the valve rod rotation by rotating open disk this moment, and valve rod drives spool and moves Open valve work.When the needs throttle down, as long as drive the valve rod rotation by rotating open disk, make fixed hole one and the fixed hole two on the upper valve body respectively of positioning hole one and positioning hole two on the valve rod, transmission magnet one on the open disk and transmission magnet two still face positioning magnet one and the positioning magnet two in positioning hole one and the positioning hole two respectively at this moment, positioning magnet one and positioning magnet two can not slip in fixed hole one and the fixed hole two under the repulsive force that the magnet same sex is repelled each other respectively, unload open disk from valve rod then, positioning magnet one and positioning magnet two slide in fixed hole one and the fixed hole two in the reseting elasticity effect bottom of spring after losing repulsive force respectively, this moment is if its valve rod can hole one and fixed hole two are spacing firmly can not to rotate because of positioning magnet one and positioning magnet two are fixed respectively during by other instruments (non-matching used with it special opening dish) rotation valve rod, valve just can not be opened work like this, the outer end polarity of adding positioning magnet one and positioning magnet two is inequality, has avoided other people malice to wait other instruments with valve opening by what comprise ring magnet.
In a kind of Valve with lock of the above, described positioning magnet one outer end is the S utmost point and positioning magnet two outer ends are the N utmost point or positioning magnet one outer end is the N utmost point and positioning magnet two outer ends are the S utmost point.
The outer end polarity of positioning magnet one and positioning magnet two is inequality, can avoid like this other people by ring magnet with valve opening.
In a kind of Valve with lock of the above, described open disk and valve rod be detachably connected as socket connection, the structure of this grafting comprises the non-circular slot that is arranged on the valve rod and is arranged on the plush copper that is complementary with above-mentioned non-circular slot on the open disk.
In a kind of Valve with lock of the above, described non-circular slot is a rectangular recess, and described plush copper is the rectangular stick that is complementary with rectangular recess.
After the rectangular stick on the open disk is inserted in the rectangular recess on the valve rod, just can drive the rotation of valve rod by rotating open disk.
In a kind of Valve with lock of the above, described positioning hole one and positioning hole two are an angle of 90 degrees.
In a kind of Valve with lock of the above, described valve interior wall is provided with a curve bath, and the radian of this curve bath is 90 degree.
In a kind of Valve with lock of the above, also be provided with positioning hole three on the described valve rod, be installed with pin in positioning hole three, pin partly stretches out positioning hole three and extend in the above-mentioned curve bath, when rotation valve rod, pin stretches into that part of of curve bath and can move around in curve bath.
The scope that pin moves in curve bath has determined the angle of valve open.In the time of valve closing, pin is positioned on the end of curve bath, and positioning magnet one and positioning magnet two its parts in positioning hole one and the positioning hole two slide into respectively in fixed hole one and the fixed hole two at this moment.When open disk is plugged on the valve rod, positioning magnet one and positioning magnet two withdraw from fixed hole one and fixed hole two respectively fully under the effect of repulsive force, open valve by the open disk rotation valve rod, when rotation valve rod makes pin move to that the curve bath the other end is limited lives, the radian of curve bath also is 90 degree because positioning hole one and positioning hole two are an angle of 90 degrees, positioning hole one just turn to fixed hole two places and with fixed hole two over against last, this moment, valve was maximum opening state, if open disk is pulled out from valve rod, positioning magnet one in the positioning hole one can slide in the fixed hole two under the reseting elasticity effect at spring after losing the repulsive force that the same sex repels each other, fixed hole two can carry out spacing to positioning magnet one and valve rod, make valve have the unlatching lock function, do not want to allow other people it be adjusted when needing valve opening work, just can open locking valve by other instruments.
In a kind of Valve with lock of the above, described open disk also comprises the disk body with spliced eye, inserts with through hole, transmission magnet one, transmission magnet two, plug and handle, described handle interts in the through hole of inserts, inserts is connected on the disk body, described transmission magnet one and transmission magnet two are embedded in the sidewall of spliced eye and with plug and block, when open disk is plugged on the valve rod, described transmission magnet one and transmission magnet two can face above-mentioned positioning magnet one and positioning magnet two respectively, and transmission magnet one is identical with the polarity of positioning magnet one its that end that faces separately, and the polarity of transmission magnet two and positioning magnet two its those ends that face separately also is identical.
Can rotate open disk by handle, plug can make transmission magnet one and the transmission magnet two in the sidewall that is embedded in spliced eye not drop out.
In a kind of Valve with lock of the above, be arranged with annular copper sheathing on the described valve body, this annular copper sheathing can envelope fixed hole one and fixed hole two fully, and described annular copper sheathing is fixed on the valve body by rivet.
The annular copper sheathing can prevent that positioning magnet one, positioning magnet two and pin from dropping out respectively from positioning hole one, positioning hole two and positioning hole three, can also avoid others to adopt some to have more the working state that measure targetedly changes valve because of finding out fixed hole one and the particular location of fixed hole two on valve body.
In a kind of Valve with lock of the above, described positioning magnet one and positioning magnet two are permanent magnet, and described transmission magnet one and transmission magnet two also are permanent magnet.
The magnetic of permanent magnet is more lasting, makes its longer service life.
Compared with prior art, this Valve with lock has following advantage:
1, the outer end polarity of positioning magnet in this Valve with lock one and positioning magnet two is inequality, effectively avoided other people by non-special tools such as ring magnets with valve open.
2, in this Valve with lock, when valve open when the maximum opening, pull out open disk after, the positioning magnet in the positioning hole one part for a moment slides in the fixed hole two limitedly, and valve also can be locked when its maximum unlatching.
3, the annular copper sheathing in this Valve with lock can envelope fixed hole one and fixed hole two fully, make other people not see fixed hole one and the particular location of fixed hole two on valve body from the teeth outwards, avoided other people to take measure more targetedly to change the working state of valve behind the particular location of knowing fixed hole one and fixed hole two, annular copper sheathing can prevent that positioning magnet one, positioning magnet two and pin from dropping out respectively from positioning hole one, positioning hole two and positioning hole three simultaneously.
4, this Valve with lock is simple to operate, locking effect good.
Description of drawings
Fig. 1 is a partial sectional view of the present utility model.
Fig. 2 is the structure sectional view at the positioning hole under the valve closing state and fixed hole place in the utility model.
Fig. 3 is the phantom of open disk.
Fig. 4 is the structure sectional view of the right elevation of Fig. 3.
Fig. 5 is the structure sectional view of the worm's eye view of Fig. 3.
Fig. 6 is the plan view of Fig. 3.
Among the figure, 1, valve body; 1a, fixed hole one; 1b, fixed hole two; 1c, curve bath; 2, valve rod; 2a, rectangular recess; 3, positioning hole one; 3a, positioning magnet one; 4, positioning hole two; 4a, positioning magnet two; 5, spring; 6, positioning hole three; 6a, pin; 7, annular copper sheathing; 7a, rivet; 8, open disk; 8a, rectangular stick; 9, handle; 10, inserts; 10a, through hole; 11, disk body; 11a, spliced eye; 12, the transmission magnet one; 13, the transmission magnet two; 14, plug.
Embodiment
Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
Shown in Fig. 1,2,3,4,5 and 6, this Valve with lock, comprise valve body 1, spool, valve rod 2 and open disk 8, valve rod 2 is located in the valve body 1, and the one end links to each other with spool, the other end and open disk 8 socket connections, this socket connection structure comprise the rectangular stick 8a that is complementary with rectangular recess 2a on rectangular recess 2a on the valve rod 2 and the open disk 8.On the sidepiece of valve rod 2, be provided with positioning hole 1, positioning hole 24 and positioning hole 36, be respectively equipped with positioning magnet one 3a, positioning magnet two 4a and pin 6a within it, also be equipped with spring 5 in its positioning hole 1 and the positioning hole 24, spring 5 one ends are resisted against respectively on positioning magnet one 3a and positioning magnet two 4a, the other end is resisted against respectively on the bottom of positioning hole 1 and positioning hole 24, positioning hole 1 and positioning hole 24 are an angle of 90 degrees, and the outer end of positioning magnet one 3a and positioning magnet two 4a is respectively the S utmost point and the N utmost point.Valve body 1 is provided with fixed hole one 1a, fixed hole two 1b and curve bath 1c, and the radian of curve bath 1c is 90 degree.Open disk 8 comprises the disk body 11 with spliced eye 11a, the inserts 10 with through hole 10a, transmission magnet 1, transmission magnet 2 13, plug 14 and handle 9, handle 9 interts in the through hole 10a of inserts 10, inserts 10 is connected on the disk body 11, transmission magnet 1 and transmission magnet 2 13 are embedded in the sidewall of spliced eye 11a and block with plug 14, and those end polarity of transmission magnet 1 and transmission magnet 2 13 its close spliced eye 11a sidewalls are respectively the S utmost point and the N utmost point.Be arranged with annular copper sheathing 7 on the valve body 1, be fixed on the valve body 1 with rivet 7a.
In use, as positioning magnet one 3a and positioning magnet two 4a when part extend into fixed hole one 1a and fixed hole two 1b respectively, valve is in closed condition, open disk 8 is plugged on the valve rod 2, transmission magnet 1 on the open disk 8 and transmission magnet 2 13 can be respectively fixed hole one 1a and fixed hole two 1b on the upper valve body 1, transmission magnet 1 and transmission magnet 2 13 are also over against last positioning magnet one 3a and positioning magnet two 4a simultaneously.According to the magnet principle of same-sex repulsion, transmission magnet 1 and positioning magnet one 3a repel mutually, each will be subjected to repulsive force, transmission magnet 1 is embedded in the open disk 8 and can move, thereby positioning magnet one 3a can extrusion spring 5 after being subjected to repulsive force makes it stretch into that fixed hole one 1a is that part of all to be withdrawed from from fixed hole one 1a.In like manner, thus positioning magnet two 4a also can extrusion spring 5 after being subjected to repulsive force make it stretch into that fixed hole two 1b are that part of all to be withdrawed from from fixed hole two 1b.Just can rotate open disk 8 by handle 9 and drive valve rod 2 rotations this moment, and valve rod 2 drives spool and moves Open valve work.When being rotated further valve rod 2 and making pin 6a on the valve rod 2 move to the other end of curve bath 1c, valve is maximum opening state.This moment, its positioning magnet one 4a just faced fixed hole two 1a, if need open locking to valve, as long as pull out open disk 8, positioning magnet one 4a can extend among fixed hole two 1a limited after losing repulsive force in the effect bottom of Returnning spring 5, and valve just is locked in place.When the needs throttle down, drive valve rod 2 rotations as long as rotate open disk 8 by handle 9, make fixed hole one 1a and fixed hole two 1b on the upper valve body 1 respectively of positioning hole 1 and positioning hole 24 on the valve rod 2, after pulling out open disk 8, positioning magnet one 3a and positioning magnet two 4a can slide among fixed hole one 1a and fixed hole two 1b in the reseting elasticity effect bottom of spring 5 after losing repulsive force respectively, this moment, valve just was closed locking like this if its valve rod 2 is understood be fixed respectively hole one 1a and fixed hole two 1b are spacing firmly can not rotate because of positioning magnet one 3a and positioning magnet two 4a during by other instruments (non-matching used with it special opening dish 8) rotation valve rod 2.
Positioning magnet one 3a in the present embodiment, positioning magnet two 4a, transmission magnet 1 and transmission magnet 2 13 are permanent magnet.
Positioning magnet one 3a in the present embodiment and the outer end polarity of positioning magnet two 4a can also be respectively the N utmost point and the S utmost point, and corresponding transmission magnet 1 and transmission magnet 2 13 its polarity near that end of spliced eye 11a sidewall are respectively the N utmost point and the S utmost point.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (10)
1. Valve with lock, comprise valve body (1), spool, valve rod (2) and open disk (8), described valve rod (2) is located in the valve body (1), and the one end links to each other with spool, the other end and open disk (8) removably connect, it is characterized in that: the sidepiece of described valve rod (2) is provided with positioning hole one (3) and positioning hole two (4), in positioning hole one (3) and positioning hole two (4), be respectively equipped with positioning magnet one (3a) and positioning magnet two (4a), be equipped with spring (5) in described positioning hole one (3) and the positioning hole two (4), described spring (5) one ends are resisted against respectively on positioning magnet one (3a) and the positioning magnet two (4a), the other end is resisted against respectively on the bottom of positioning hole one (3) and positioning hole two (4), the outer end of described positioning magnet one (3a) and positioning magnet two (4a) is an opposed polarity, described valve body (1) is provided with fixed hole one (1a) and fixed hole two (1b), positioning hole one (3) when rotation valve rod (2) on the valve rod (2) and positioning hole two (4) can be respectively fixed hole one (1a) and fixed hole two (1b) on the upper valve body (1), this moment positioning magnet one (3a) and positioning magnet two (4a) can partly stretch out positioning hole one (3) and positioning hole two (4) respectively and slide into fixed hole one (1a) and fixed hole two (1b) in, described open disk (8) is provided with transmission magnet one (12) and transmission magnet two (13), and this open disk (8) is installed to and can makes positioning magnet one (3a) and positioning magnet two (4a) on the valve rod (2) all withdraw from fixed hole one (1a) and fixed hole two (1b) respectively after valve rod (2) is gone up.
2. a kind of Valve with lock according to claim 1 is characterized in that, described positioning magnet one (3a) outer end is the S utmost point and positioning magnet two (4a) outer end is the N utmost point or positioning magnet one (3a) outer end is the N utmost point and positioning magnet two (4a) outer end is the S utmost point.
3. a kind of Valve with lock according to claim 2, it is characterized in that, described open disk (8) and valve rod (2) be detachably connected as socket connection, the structure of this grafting comprises the non-circular slot that is arranged on the valve rod (2) and is arranged on the plush copper that is complementary with above-mentioned non-circular slot on the open disk (8).
4. a kind of Valve with lock according to claim 3 is characterized in that, described non-circular slot is rectangular recess (2a), and described plush copper is the rectangular stick (8a) that is complementary with rectangular recess (2a).
5. according to claim 2 or 4 described a kind of Valve with lock, it is characterized in that described positioning hole one (3) and positioning hole two (4) are an angle of 90 degrees.
6. a kind of Valve with lock according to claim 5 is characterized in that, described valve body (1) inwall is provided with a curve bath (1c), and the radian of this curve bath (1c) is 90 degree.
7. a kind of Valve with lock according to claim 6, it is characterized in that, also be provided with positioning hole three (6) on the described valve rod (2), in positioning hole three (6), be installed with pin (6a), pin (6a) part is stretched out positioning hole three (6) and is extend in the above-mentioned curve bath (1c), when rotation valve rod (2), pin (6a) stretches into that part of of curve bath (1c) and can move around in curve bath (1c).
8. according to claim 2 or 4 described a kind of Valve with lock, it is characterized in that, described open disk (8) also comprises the disk body (11) with spliced eye (11a), inserts (10) with through hole (10a), transmission magnet one (12), transmission magnet two (13), plug (14) and handle (9), described handle (9) interts in the through hole (10a) of inserts (10), inserts (10) is connected on the disk body (11), described transmission magnet one (12) and transmission magnet two (13) are embedded in the sidewall of spliced eye (11a) and block with plug (14), when open disk (8) is plugged on the valve rod (2), described transmission magnet one (12) and transmission magnet two (13) can face above-mentioned positioning magnet one (3a) and positioning magnet two (4a) respectively, and transmission magnet one (12) is identical with the polarity of its that end that faces separately of positioning magnet one (3a), and transmission magnet two (13) also is identical with the polarity of its that end that faces separately of positioning magnet two (4a).
9. according to claim 2 or 4 described a kind of Valve with lock, it is characterized in that, be arranged with annular copper sheathing (7) on the described valve body (1), this annular copper sheathing (7) can envelope fixed hole one (1a) and fixed hole two (1b) fully, and described annular copper sheathing (7) is fixed on the valve body (1) by rivet (7a).
10. a kind of Valve with lock according to claim 2 is characterized in that, described positioning magnet one (3a) and positioning magnet two (4a) are permanent magnet, and described transmission magnet one (12) and transmission magnet two (13) also are permanent magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203082898U CN201475483U (en) | 2009-08-19 | 2009-08-19 | Valve with lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203082898U CN201475483U (en) | 2009-08-19 | 2009-08-19 | Valve with lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201475483U true CN201475483U (en) | 2010-05-19 |
Family
ID=42411733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203082898U Expired - Fee Related CN201475483U (en) | 2009-08-19 | 2009-08-19 | Valve with lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201475483U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277572A (en) * | 2013-05-28 | 2013-09-04 | 宁波日安阀门有限公司 | Check ball valve provided with magnetic lock and key |
| CN104075021A (en) * | 2014-07-11 | 2014-10-01 | 深圳市安博自控能源技术有限公司 | Valve anti-dismounting device and valve |
-
2009
- 2009-08-19 CN CN2009203082898U patent/CN201475483U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277572A (en) * | 2013-05-28 | 2013-09-04 | 宁波日安阀门有限公司 | Check ball valve provided with magnetic lock and key |
| CN103277572B (en) * | 2013-05-28 | 2015-12-30 | 宁波日安阀门有限公司 | A kind of non-return valve being provided with magnetic key |
| CN104075021A (en) * | 2014-07-11 | 2014-10-01 | 深圳市安博自控能源技术有限公司 | Valve anti-dismounting device and valve |
| CN104075021B (en) * | 2014-07-11 | 2016-04-20 | 深圳市安博自控能源技术有限公司 | A kind of valve anti-disassembling device and valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100519 Termination date: 20150819 |
|
| EXPY | Termination of patent right or utility model |