CN100590333C - Magnetic lock valve - Google Patents
Magnetic lock valve Download PDFInfo
- Publication number
- CN100590333C CN100590333C CN200610071229A CN200610071229A CN100590333C CN 100590333 C CN100590333 C CN 100590333C CN 200610071229 A CN200610071229 A CN 200610071229A CN 200610071229 A CN200610071229 A CN 200610071229A CN 100590333 C CN100590333 C CN 100590333C
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- China
- Prior art keywords
- lock
- valve
- magnetic
- valve rod
- unlocking tool
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Abstract
The present invention relates to valve technology, and especially one magnetic locking valve. The magnetic locking valve includes a valve body, a valve core, a valve rod and a separable operation toolfor locking and unlocking. There are one locking pin for the valve rod to penetrate in, one lock cover on the valve rod, and a magnetic locking device set between the locking pin and the lock cover to limit their relative motion. The valve rod has one no-circular lock hole in the top and the operation tool has unlocking part with corresponding shape and permanent magnet for controlling the magnetic locking device.
Description
Technical field
The present invention relates to valve technology field, especially relate to a kind of valve that utilizes magnetic principles control.
Background technique
The valve that has locking device on tap water pipe line, heating pipeline or gaspipe line is widely used.Although the structure of Valve with lock has nothing in common with each other, use mechanical lock body mostly, open with key.Though this method is more safe and reliable, but many and key is when coming keeping by the special messenger, because the used key of each valve can not be general, to be unfavorable for centralized management when the installation quantity of Lock controlled valve, and the carrying and operate of custodial staff just seems and very bother.
At present, mode is to utilize magnetic principles preferably, adopts special-purpose general opener.For this reason, the applicant once proposed the patent of invention of a kind of " magnetic Lock controlled valve " (patent No. was: 012742708).Though this magnetic Lock controlled valve has overcome above-mentioned defective, also exists certain deficiency.Mainly show valve in use its locking plate block easily, influence the normal use of valve.Simultaneously and since locking plate with magnetic material particularly iron material make, can get rusty in use for some time, shortened the working life of valve.
On this basis, the applicant improves such scheme, applied for the patent (application number: 02261580) of " magnetic control valve door " by name, this scheme is to rely on the magnetic post in the lock body to stretch control valve, the magnetic post is located in the special-purpose circular hole, so in use be not prone to fault such as screens; Lock housing adopts totally enclosed structure, can stop that sand dust, rainwater etc. enter in the lock body, and it is impaired that valve is difficult for, and can prolong the working life of valve.But as can be seen, such scheme is provided with special lock body on lock, is covered with the lock cover on the lock body again, and magnetic lock device is arranged on the outer side surface of lock body and lock, so just requires unlocking tool will be designed to cup-shaped, is buckled in outside the magnetic lock device when opening.Owing to adopted more component, overall structure just to seem comparatively complicated; Simultaneously, because magnetic lock device is to be made of a plurality of magnetic post and springs that are arranged on the lock periphery, will be when assembling simultaneously with a plurality of spring compressions of periphery, the difficulty that assembles up like this is bigger.On the other hand, complex structure, Component are many, assembling difficulty is big, will certainly cause the increase of cost of production.
Summary of the invention
The objective of the invention is at the problems referred to above, provide a kind of reasonable in design, simple and compact for structure, be convenient to produce assembling, the magnetic lock valve that fabricating cost is cheap; It is many to have solved the existing in prior technology Component, and structure is comparatively complicated, and assembling difficulty is big, cost of production high-technology problem.
Another purpose of the present invention is at the problems referred to above, and a kind of unified special-purpose unlocking tool that adopts is provided, and is easy to carry and use, is particularly suitable for a large number of users is carried out the magnetic lock valve of control and management; Having solved the used key of each valve of existing in prior technology can not be general, is unfavorable for centralized management, and the custodial staff carries and operate very technical problem such as trouble.
For achieving the above object, the present invention has adopted following technical proposal: this magnetic lock valve, comprise valve body, be located at spool and valve rod in the valve body, and one be used for unlocking tool that valve body is carried out opening and closing operations and can separate with valve body, stretch out at valve rod on the valve body at place and be provided with lock, valve rod passes lock, lock is stretched out in the outer end of valve rod, inner end is connected with above-mentioned spool, it is characterized in that, described valve rod is provided with the locking closure that is buckled in the lock top, is provided with between described locking closure and the lock to be used to limit both magnetic lock devices in relative rotation; Having a sectional shape in the valve rod top center is non-circular lockhole, and above-mentioned unlocking tool is provided with the body of unblanking that adapts with described lockhole sectional shape, and described unlocking tool is provided with the permanent magnet that can control above-mentioned magnetic lock device.
The present invention is arranged on the top of magnetic lock valve with magnetic lock device, has not only simplified the structure of whole locking-valve effectively, is convenient to assembling; And simplified the structure of unlocking tool simultaneously.
In above-mentioned magnetic lock valve, described magnetic lock device is to offer several holes at the top of lock, and spring and magnetic post are set in the hole, under the effect of spring the magnetic post is inserted the endoporus that is located at relevant position on the locking closure.Because each spring magnetic post all is arranged on the top, and is in the same plane, above locking closure just is easy to be pressed in when assembling like this.
In above-mentioned magnetic lock valve, the permanent magnet quantity on the described unlocking tool equates that with the quantity of described magnetic post the position of permanent magnet and magnetic post is corresponding one by one, and the magnetic pole of two adjacent ends is identical between corresponding same group of permanent magnet in position and the magnetic post.
In above-mentioned magnetic lock valve, the outer circumferential face of described valve rod is along laterally having a restraining groove, on the inwall of lock, a position limit pin, and be limited in 90 degree with the rotational angle range that cooperates of restraining groove described valve rod by position limit pin corresponding to described restraining groove fixed-site.
In above-mentioned magnetic lock valve, when described position limit pin was in the end of restraining groove, described magnetic post was in the position of endoporus on the locking closure.
The present invention utilizes magnetic principles to come control valve to open and close.Particularly, when not having unlocking tool since the magnetic post under the effect of spring by jack-up and be inserted in the endoporus of being located at relevant position on the locking closure, so can't produce relative movement between valve rod and the lock, also just can not carry out opening and closing operations to valve.When unlocking tool is placed on the top of locking-valve, because the position of permanent magnet and magnetic post is corresponding one by one, and the magnetic pole of two adjacent ends is identical between corresponding same group of permanent magnet in position and the magnetic post, and permanent magnet and magnetic post repel mutually, and the magnetic post is compressed along with spring and withdraws from endoporus.The body of unblanking of unlocking tool is to be inserted in the lockhole of valve rod, and unlocking tool can drive the valve rod rotation like this.At this moment,, lock body and lock housing are rotated, can drive valve rod and spool rotates together, valve is operated as long as reverse the switching handle.
In above-mentioned magnetic lock valve, the lockhole at described valve rod top is oval, and the body section shape of unblanking on the described unlocking tool is also for oval, and undersized is in lockhole.Certainly, the shape of the lockhole here and the body of unblanking can be varied, as long as after the body of unblanking inserts lockhole, the body of unblanking can drive the lockhole rotation and get final product.
In above-mentioned magnetic lock valve, the top of described lock evenly is provided with four circular holes, and all circular holes are equipped with spring and magnetic post at grade in each circular hole.Here the number of circular hole can be according to the different situations setting.
In above-mentioned magnetic lock valve, described unlocking tool is provided with four equally distributed permanent magnets, and the position is corresponding one by one with the magnetic post position at lock top.In general the number of the number of permanent magnet and magnetic lock device is one to one.
For the ease of firmly, in above-mentioned magnetic lock valve, also be provided with handle on the described unlocking tool.
In above-mentioned magnetic lock valve, be provided with seal ring between described valve rod and the lock; Described valve rod and locking closure are made as one.Valve rod and locking closure can be connected mutually by two parts, but for the ease of making, both can be cast as one.
In above-mentioned magnetic lock valve, described lock is enclosed within on the valve body and by pin and is connected mutually with valve body, and described valve rod both sides are provided with the restraining groove of symmetry, are fixed with position limit pin on the lock, and the inner of position limit pin is in the restraining groove.Position limit pin cooperates the rotation angle with valve rod to be limited in the 90 degree scopes with restraining groove.Certainly, such structure generally is applicable to ball valve.
Compared with prior art, the advantage of this magnetic lock valve is: 1, reasonable in design, simple and compact for structure, save material, and to be convenient to produce assembling, fabricating cost is cheap; 2, in use screens can not occur, adopt totally enclosed structure, can stop that sand dust, rainwater etc. enter in the lock body, it is impaired that valve is difficult for, and effectively increases the service life; 3, adopt unified special-purpose unlocking tool, easy to carry and use, be particularly suitable for a large number of users is carried out control and management; 4, when making locking-valve, thereby the permanent magnet of different magnetic and the magnetic that the magnetic post is regulated locking-valve can be installed, with adaptive different locking-valve.
Description of drawings
Fig. 1 is the plan view of magnetic lock valve provided by the invention.
Fig. 2 be magnetic lock valve provided by the invention unlocking tool look up structural representation.
Fig. 3 is the sectional structure schematic representation of magnetic lock valve provided by the invention.
The structural representation that Fig. 4 is a magnetic lock valve provided by the invention when valve body and unlocking tool lump together.
Fig. 5 is the plan view of the valve rod of magnetic lock valve provided by the invention.
Fig. 6 is the side view of the valve rod of magnetic lock valve provided by the invention.
Fig. 7 is the sectional view of Fig. 6 along A-A.
Fig. 8 is the cross-sectional view of the magnetic lock valve of another kind of structure provided by the invention.
Fig. 9 is the side view at valve rod and lock place among Fig. 8.
Figure 10 is the B-B view along Fig. 9.
Among the figure, valve body 1, spool 2, valve rod 3, locking closure 31, restraining groove 32, lockhole 33, endoporus 34, unlocking tool 4, the body 41 of unblanking, permanent magnet 42, handle 43, lock 5, position limit pin 51, spring 61, magnetic post 62, seal ring 7, pin 8.
Embodiment
Embodiment one
As Fig. 1, Fig. 3, shown in Figure 4, the magnetic lock valve that present embodiment provided is a ball valve, and it includes valve body 1, is located at spherical valve core 2 and valve rod 3 in the valve body 1.Stretch out at valve rod 3 on the valve body 1 at place and be provided with lock 5, valve rod 3 passes lock 5, and lock 5 is stretched out in the outer end of valve rod 3, and inner end is connected with above-mentioned spool 2.
As shown in Figure 3, Figure 4, valve rod 3 is provided with the locking closure 31 that is buckled in lock 5 tops, and valve rod 3 is as a whole with locking closure 31.In the present embodiment, lock 5 and die casting of valve body 1 usefulness form.Between valve rod 3 and lock 5, be provided with seal ring 7.Be provided with between locking closure 31 and the lock 5 and be used to limit both magnetic lock devices in relative rotation, magnetic lock device is four circular holes offering even layout at the top of lock 5, all circular holes at grade, in the hole, be provided with spring 61 and magnetic post 62, headed into the endoporus 34 that is located at relevant position on the locking closure 31 at magnetic post under the effect of spring 61 62.
As Fig. 5, Fig. 6, shown in Figure 7, the outer circumferential face of valve rod 3 is along laterally having a restraining groove 32, on the inwall of lock 5, a position limit pin 51, and be limited in 90 degree with the rotational angle range that cooperates of restraining groove 32 described valve rod 3 by position limit pin 51 corresponding to described restraining groove 32 fixed-site.When described position limit pin 51 was in the end of restraining groove 32, described magnetic post 62 was in the position of endoporus 34 on the locking closure 31.
As shown in Figure 2, what be used for valve body 1 is carried out opening and closing operations is a unlocking tool 4, and unlocking tool 4 can separate with valve body 1.Unlocking tool 4 is provided with four equally distributed permanent magnets 42, and the position is corresponding one by one with magnetic post 62 positions at lock 5 tops.Also be provided with handle 43 on the unlocking tool 4, can rotate unlocking tool 4 easily by handle 43.The magnetic pole of two adjacent ends is identical between corresponding same group of permanent magnet 42 in above-mentioned position and the magnetic post 62.As shown in Figure 1 and Figure 2, the lockhole 33 of valve rod 3 top center is oval, and body 41 sectional shapes of unblanking on the unlocking tool 4 are also for oval, and undersized is in lockhole 33.
As shown in Figure 3, when not having unlocking tool 4, since magnetic post 62 under the effect of spring 61 by jack-up and be inserted in the endoporus 34 of being located at relevant position on the locking closure 31, so can't produce relative movement between valve rod 3 and the lock 5, also just can not carry out opening and closing operations to valve.At this moment, ball valve is in closed condition.As shown in Figure 4, when unlocking tool 4 is placed on the top of lock 5, because the position of permanent magnet 42 and magnetic post 62 is corresponding one by one, and the magnetic pole of two adjacent ends is identical between corresponding same group of permanent magnet 42 in position and the magnetic post 62, permanent magnet 42 and magnetic post 62 repel mutually, and magnetic post 62 is compressed along with spring 61 and withdraws from endoporus 34.The body 41 of unblanking of unlocking tool 4 is to be inserted in the lockhole 33 of valve rod 3, and unlocking tool 4 can drive valve rod 3 rotations like this.At this moment,, cooperate, can drive valve rod 3 and spool 2 and rotate together, ball valve is operated by body 41 lockholes 33 of unblanking as long as reverse handle 43.
Embodiment two
As Fig. 8 and Fig. 9 and shown in Figure 10, the principle of present embodiment and structure are with embodiment's one basically identical, different place is that lock 5 is the branch body structure with valve body 1, lock 5 is enclosed within on the valve body 1, pin 8 is through on lock 5 and the valve body 1, that is to say that the outer end of pin 8 is positioned at lock 5, the inner is embedded on the valve body 1.Obviously, so just lock 5 is connected on the valve body 1.In addition, valve rod 3 both sides are provided with restraining groove 32, and restraining groove 32 is symmetrically arranged, and position limit pin 51 passes lock 5, and its inner is positioned at restraining groove 32, and the rotation angle of valve rod 3 is limited in the 90 degree scopes.By said structure as can be seen, the magnetic lock valve in the present embodiment is made, assembles more convenient.
Claims (10)
1, a kind of magnetic lock valve, it comprises valve body (1), be located at spool (2) and valve rod (3) in the valve body (1), and one be used for unlocking tool (4) that valve body (1) is carried out opening and closing operations and can separate with valve body (1), stretch out at valve rod (3) on the valve body (1) at place and be provided with lock (5), valve rod (3) passes lock (5), lock (5) is stretched out in the outer end of valve rod (3), inner end is connected with above-mentioned spool (2), it is characterized in that, described valve rod (3) is provided with the locking closure (31) that is buckled in lock (5) top, is provided with between described locking closure (31) and the lock (5) to be used to limit both magnetic lock devices in relative rotation; Having a sectional shape in valve rod (3) top center is non-circular lockhole (33), above-mentioned unlocking tool (4) is provided with the body of unblanking (41) that adapts with described lockhole (33) sectional shape, and described unlocking tool (4) is provided with the permanent magnet (42) that can control above-mentioned magnetic lock device; Described valve rod (3) is made as one with locking closure (31).
2, magnetic lock valve according to claim 1, it is characterized in that, described magnetic lock device is to offer several holes at the top of lock (5), spring (61) and magnetic post (62) are set in the hole, under the effect of spring (61), magnetic post (62) insertion are located at the endoporus (34) that locking closure (31) is gone up the relevant position.
3, magnetic lock valve according to claim 2, it is characterized in that, permanent magnet (42) quantity on the described unlocking tool (4) equates with the quantity of described magnetic post (62), the position of permanent magnet (42) and magnetic post (62) is corresponding one by one, and the magnetic pole of two adjacent ends is identical between corresponding same group of permanent magnet in position (42) and the magnetic post (62).
4, magnetic lock valve according to claim 3, it is characterized in that, the outer circumferential face of described valve rod (3) is along laterally having a restraining groove (32), on the inwall of lock (5), a position limit pin (51), and be limited in 90 degree with the rotational angle range that cooperates of restraining groove (32) described valve rod (3) by position limit pin (51) corresponding to described restraining groove (32) fixed-site.
5, magnetic lock valve according to claim 4 is characterized in that, when described position limit pin (51) was in the end of restraining groove (32), described magnetic post (62) was in the position of going up endoporus (34) over against locking closure (31).
6, according to claim 1 or 2 or 3 or 4 or 5 described magnetic lock valves, it is characterized in that, the lockhole (33) at described valve rod (3) top is oval, and the body of unblanking (41) sectional shape on the described unlocking tool (4) is also for oval, and undersized is in lockhole (33).
7, according to claim 1 or 2 or 3 or 4 or 5 described magnetic lock valves, it is characterized in that the top of described lock (5) evenly is provided with four circular holes, all circular holes are equipped with spring (61) and magnetic post (62) at grade in each circular hole; Described unlocking tool (4) is provided with four equally distributed permanent magnets (42), and the position is corresponding one by one with magnetic post (62) position at lock (5) top.
8, according to claim 1 or 2 or 3 or 4 or 5 described magnetic lock valves, it is characterized in that, also be provided with handle (43) on the described unlocking tool (4).
9, according to claim 1 or 2 or 3 or 4 or 5 described magnetic lock valves, it is characterized in that, be provided with seal ring (7) between described valve rod (3) and the lock (5).
10, according to claim 1 or 2 or 3 described magnetic lock valves, it is characterized in that, described lock (5) is enclosed within valve body (1) and upward and by pin (8) is connected mutually with valve body (1), described valve rod (3) both sides are provided with the restraining groove (32) of symmetry, be fixed with position limit pin (51) on the lock (5), the inner of position limit pin (51) is in the restraining groove (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610071229A CN100590333C (en) | 2005-12-15 | 2006-03-17 | Magnetic lock valve |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200520047584 | 2005-12-15 | ||
| CN200520047584.4 | 2005-12-15 | ||
| CN200610071229A CN100590333C (en) | 2005-12-15 | 2006-03-17 | Magnetic lock valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1858469A CN1858469A (en) | 2006-11-08 |
| CN100590333C true CN100590333C (en) | 2010-02-17 |
Family
ID=37297404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200610071229A Expired - Fee Related CN100590333C (en) | 2005-12-15 | 2006-03-17 | Magnetic lock valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100590333C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101994848A (en) * | 2010-09-13 | 2011-03-30 | 宁波华成阀门有限公司 | Anti-theft ball valve |
| CN102401183A (en) * | 2011-10-31 | 2012-04-04 | 江苏竹箦阀业有限公司 | Encrypted threaded connection gate valve |
| CN102401182A (en) * | 2011-10-31 | 2012-04-04 | 江苏竹箦阀业有限公司 | Encrypted flange connecting gate valve |
-
2006
- 2006-03-17 CN CN200610071229A patent/CN100590333C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1858469A (en) | 2006-11-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100217 Termination date: 20160317 |