CN201561184U

CN201561184U - Magnetic valve

Info

Publication number: CN201561184U
Application number: CN200920317062XU
Authority: CN
Inventors: 黄希云
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-12-11
Filing date: 2009-12-11
Publication date: 2010-08-25
Anticipated expiration: 2019-12-11

Abstract

The utility model provides a magnetic valve, which belongs to the technical field of valve. The magnetic valve solves the problem that the magnetic valve in the prior is complicated in structure, easy to be broken by man, and inconvenient for replacement and maintenance. The magnetic valve comprises a valve body, a valve rod, a valve rod and a valve seat in fixed connection with the valve body, a valve cover in the shape of a cup is covered on the external surface of the valve seat, the valve rod passes through the valve seat and the inner end of the valve rod is connected with the valve core inside the valve body, the outer end of the valve rod extends out of the valve seat and is fixed to the periphery of the valve cover, a locking mechanism I capable of circumferentially fixing the valve cover onto the valve seat is provided between the valve seat and the valve cover, a locking mechanism II capable of axially fixing the valve cover to the valve rod is provided between the valve rod and the valve cover, the magnetic valve further comprises an annular lock opener I capable of eliminating the locking of the locking mechanism I using the magnetic property when it is sleeved on the external side of the valve cover, and a lock opener II for eliminating the locking of the locking mechanism II. The magnetic valve has advantages of simple structure, high safety and reliability, convenience for maintenance and replacement.

Description

A kind of magnetic lock valve

Technical field

The utility model belongs to valve technology field, relates to a kind of valve, particularly a kind of locking-valve that utilizes magnetic principles control.

Background technique

On the various pipelines of industries such as water supply, air feed, pipeline transport, valve has a wide range of applications.In many occasions, people need control valve, arbitrarily open and close to prevent other people.Therefore, the valve with locking device is very practical.

The existing valve kind that has a locking device is more, and its structure also has nothing in common with each other.Some is to adopt mechanical cylinder lock or electronic lock to come the handle or the valve rod of Locked valve.Though it is this method is feasible,, therefore for the administrative staff of control a large number of users, very inconvenient owing to different valves need be opened with different keys or password.

Utilizing magnetic principles, adopt special tool to open, is a kind of more satisfactory method.As Chinese patent application number is 03231578.3, a kind of " Magnetocontrolled lock valve " mentioned among the notice of authorization 2620155Y, it comprises valve seat that is located at the valve body top and the lockhole of offering on valve seat, spring, magnetic padlock post are housed in lockhole, locking plate covers on valve seat and by valve gap its inclusion is lived, thereby with on the locking plate fixed valve base.This Magnetocontrolled lock valve also comprises a key cover that can be linked on the valve seat, and key cover is provided with and the identical magnetic patch of above-mentioned magnetic padlock post position relative polarity.When key is not linked on the valve seat, on the effect magnetic lock of spring, move in the locking aperture of locking plate, locking plate is blocked.Because locking plate and valve rod are interaction relations, therefore, can't operate this moment to locking-valve.In case key cover is combined on the valve seat, because polarity is identical between on the key magnetic patch and the magnetic lock, the magnetic lock is subjected to magnetic force to shift out locking aperture on the locking plate, and is obvious, pulls key and can carry out opening and closing operations to valve.As can be seen, this locking-valve has effectively prevented user's private opening locking-valve.But above-mentioned locking-valve valve seat place part is too much, and structure is complicated.And, because the valve gap inclusion at the valve seat place, just seems very inconvenient when needing to change spring, locking plate and magnetic lock, not easy care.In addition, outside valve rod was exposed to, rainwater and dust can enter the gap location between valve rod and the valve seat, and influence locking-valve and normally use, and also easily by artificial destruction.

Summary of the invention

The purpose of this utility model is to exist above-mentioned problem at prior art, and the magnetic lock valve of a kind of simple in structure, safe and reliable, convenient for maintaining and replacing is provided.

The purpose of this utility model can realize by following technical proposal: a kind of magnetic lock valve, comprise valve body, valve rod, spool and the valve seat that is connected on the valve body, be buckled with a cup-shaped valve gap on the described valve seat outer side surface, described valve rod passes valve seat and valve rod spool inner and in the valve body is connected, the valve rod outer end stretches out valve seat and valve gap is circumferentially fixing, it is characterized in that, be provided with between described valve seat and the valve gap and can make valve gap circumferentially be fixed on locking framework one on the valve seat, be provided with between described valve rod and the valve gap and can make valve gap be axially fixed in locking framework two on the valve rod, the part two of unblanking of unblanking part one and utilizing magnetic that locking framework two is unlocked that described magnetic lock valve also comprises in the form of a ring and can utilize magnetic that locking framework one is unlocked when it is placed in the valve gap outside.

When valve gap is buckled on the valve seat, valve gap circumferentially is fixed on the valve seat, valve gap can't be rotated, thereby valve rod also can't be rotated by locking framework one.And valve gap is axially fixed on the valve rod by locking framework two, valve gap can't be taken down from valve rod.When using this locking-valve, when needs were operated opening and closing of locking-valve, the part one of will unblanking was placed in the valve gap outside separately, and locking framework one unlocks, thereby valve gap can circumferentially be rotated, and that is to say that valve rod can circumferentially rotate.When needs take off valve gap, be placed in outside the valve gap rear flank part two of will unblanking again at the part one of will unblanking and be placed in the valve gap outside, make locking framework two also unlock, thereby so just can make valve gap on valve rod, move axially and valve gap can be taken off.

In above-mentioned a kind of magnetic lock valve, described locking framework one comprises magnetic lock one and spring one, described spring is held one by one and is acted on the magnetic lock one, and the other end acts on the valve gap inwall, offers on the described valve seat outer wall and magnetic lock one corresponding strip groove.Under original state, magnetic lock one is inserted under the effect of spring one in the strip groove on the valve gap outer wall, and valve gap just can't circumferentially rotate like this.

In above-mentioned a kind of magnetic lock valve, described strip groove is evenly distributed on the valve seat outer wall.

In above-mentioned a kind of magnetic lock valve, described locking framework two comprises magnetic lock two and spring two, described spring 21 ends act on magnetic lock two, and the other end acts on the valve gap inwall, offer on the described valve rod and the corresponding annular groove of magnetic lock two-phase.Under original state, magnetic lock two is inserted under the effect of spring two in the annular groove on the valve rod, and valve gap just can not move axially and can't take out from valve rod like this.

In above-mentioned a kind of magnetic lock valve, offer guiding groove on the described valve gap outer wall, the described part one and unblank all to have and the corresponding guiding raised line of guiding groove on part two inwalls of unblanking.Like this part one and unblanking of will unblanking can make when part two is enclosed within on the valve gap magnetic patch one of the part one of unblanking and the part two of unblanking magnetic patch two minutes other accurately and magnetic lock one and magnetic lock two be mapped.

In above-mentioned a kind of magnetic lock valve, with above-mentioned magnetic lock one corresponding section magnetic patch one is housed in the described part one of unblanking, unblank with above-mentioned magnetic lock two-phase corresponding part magnetic patch two to be housed in the part two, the magnetic pole of corresponding magnetic patch one in position and magnetic lock one adjacent end portion is opposite, and the magnetic pole of magnetic patch two and magnetic lock two-phase neighboring terminal portion is opposite.When the magnetic patch one on the part one of unblanking is corresponding with magnetic lock one position, by magnetic force with sucking-off in the strip groove of magnetic lock one from the valve gap outer wall, thereby valve gap can circumferentially be rotated.When the magnetic patch two on the part two of unblanking is corresponding with magnetic lock two positions, by magnetic force with sucking-off in the annular groove of magnetic lock two from the valve rod, thereby valve gap can be moved axially.

In above-mentioned a kind of magnetic lock valve, in the described valve gap assembling set is housed, offer fitting seat one and fitting seat two on the described assembling set, above-mentioned locking framework one is positioned at fitting seat one, and above-mentioned locking framework two is positioned at fitting seat two.Locking framework one and locking framework two are positioned at respectively on fitting seat one and the fitting seat two,

In above-mentioned a kind of magnetic lock valve, described valve gap internal fixation has annular gasket, and above-mentioned assembling set one end is resisted against on the annular gasket, and the other end is resisted against on the end face of valve gap top.Assembling set is with regard to being limited in the valve gap and can not spin off in valve gap like this.

In above-mentioned a kind of magnetic lock valve, described assembling set is made up of two installation sheets, all offer fitting seat one and fitting seat two on each installation sheet, and fitting seat two is positioned at directly over the fitting seat one.

In above-mentioned a kind of magnetic lock valve, offer locating slot in the described valve gap, have on the described installation sheet outer wall and the corresponding positioning convex strip of locating slot.Installation sheet can easily be installed in the valve gap like this.

Compared with prior art, this magnetic lock valve has the following advantages:

1, is equipped with at magnetic lock two being equipped with between valve gap and the valve seat between magnetic lock one and valve gap and the valve rod, make valve gap be axially fixed on the valve rod by magnetic lock two being inserted in the annular groove on the valve rod, like this under the situation that lacks the part of unblanking, the screw of valve gap and valve rod is prized even the stranger will be connected, also valve gap can't be taken out from valve rod, thereby can't damage this locking-valve, play the antitheft effect of anti-theft, Security is good.

2, unblank part for the moment in use, can only rotate valve gap and valve gap can not be taken off, have only and use when unblanking part one and unblanking part two together, valve gap could be taken off from valve rod, owing to slip up valve gap is taken off from valve rod when rotation valve gap operable lock valve is opened and closed with regard to having avoided like this.

3, assembling set is made up of two installation sheets, all offers the fitting seat two that is used to place the fitting seat one of magnetic lock one and is used to place magnetic lock two on each installation sheet, and is so not only easy for installation, and repair and replacement are also convenient.

Description of drawings

Fig. 1 is a structural representation of the present utility model.

Fig. 2 is the part structural representation for the moment of unblanking that puts of the present utility model.

Fig. 3 is the structural representation that puts when unblanking part one and unblanking part two of the present utility model.

Fig. 4 is the structural representation of the utility model when taking down valve gap.

Fig. 5 is the perspective view of installation sheet in the utility model.

Fig. 6 is the perspective view at another visual angle of installation sheet in the utility model.

Fig. 7 is the sectional structure schematic representation of valve gap in the utility model.

Fig. 8 is the sectional structure schematic representation of part one of unblanking in the utility model.

Among the figure, 1, valve body; 2, valve rod; 2a, annular groove; 3, spool; 4, the part one of unblanking; 4a, magnetic patch one; 5, the part two of unblanking; 5a, magnetic patch two; 6, valve seat; 6a, strip groove; 7, valve gap; 7a, locating slot; 7b, guiding groove; 8, installation sheet; 8a, fitting seat one; 8b, fitting seat two; 8c, positioning convex strip; 9, annular gasket; 10, the magnetic lock one; 11, spring one; 12, the magnetic lock two; 13, spring two; 14, guiding raised line.

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.

As shown in figures 1 and 3, this magnetic lock valve comprises valve body 1, valve rod 2, spool 3, the part 1 of unblanking in the form of a ring, the part 25 and be connected in valve seat 6 on the valve body 1 of unblanking in the form of a ring, and the internal diameter of wherein the unblank part 1 and the part 25 of unblanking all is slightly larger than the external diameter of valve gap 7.Be buckled with a cup-shaped valve gap 7 on valve seat 6 outer side surfaces, valve rod 2 passes valve seat 6 and valve rod 2 spools 3 inner and in the valve body 1 are connected, and it is circumferentially fixing by screw with valve gap 7 that valve seat 6 is stretched out in valve rod 2 outer ends.

Assembling set is housed in valve gap 7 and is fixed with annular gasket 9 by screw, assembling set one end is resisted against on the annular gasket 9, and the other end is resisted against on the valve gap 7 top end faces.Assembling set can not spin off in valve gap 7 with regard to being limited in the valve gap 7 like this.As shown in Figure 5 and Figure 6, assembling set is made up of two identical installation sheets that are symmetrical set 8, all offer fitting seat one 8a and fitting seat two 8b on each installation sheet 8, and fitting seat two 8b is positioned at directly over fitting seat one 8a.Fitting seat two 8b and dress seat one are in the same plane, make things convenient for installation and processing sheet 8 like this.As shown in Figure 6 and Figure 7, in valve gap 7, offer locating slot 7a, have corresponding positioning convex strip 8c on installation sheet 8 outer walls, installation sheet 8 can easily be installed in the valve gap 7 like this with locating slot 7a.

Between valve seat 6 and valve gap 7, be provided with and make valve gap 7 circumferentially be fixed on locking framework one on the valve seat 6, locking framework one comprises magnetic lock 1 and the spring 1 that is arranged in fitting seat one 8a, spring one 11 one ends act on the magnetic lock 1, and the other end acts on valve gap 7 inwalls.On valve seat 6 outer walls, offer and magnetic lock one 10 corresponding strip groove 6a, strip groove 6a is evenly distributed on valve seat 6 outer walls, magnetic lock 1 is inserted under the effect of spring one 11 elastic force in the strip groove 6a on valve gap 7 outer walls, and valve gap 7 just can't circumferentially rotate like this.

Between valve rod 2 and valve gap 7, be provided with and make valve gap 7 be axially fixed in locking framework two on the valve rod 2, locking framework two comprises magnetic lock 2 12 and the spring 2 13 that is arranged in fitting seat two 8b, spring 2 13 1 ends act on magnetic lock 2 12, the other end acts on valve gap 7 inwalls, offers on valve rod 2 and magnetic lock 2 12 corresponding annular groove 2a.Magnetic lock 2 12 is inserted under spring 2 13 elastic force effects in the annular groove 2a on the valve rod 2, and valve gap 7 just can not move axially and can't take out from valve rod 2 like this.

As Fig. 3 and shown in Figure 8, in the part 1 of unblanking, magnetic patch one 4a is housed with magnetic lock one 10 corresponding sections, unblank with magnetic lock 2 12 corresponding sections magnetic patch two 5a to be housed in the part 25, the magnetic pole of corresponding magnetic patch one 4a in position and magnetic lock one 10 adjacent end portions is opposite, and the magnetic pole of magnetic patch two 5a and magnetic lock 2 12 adjacent end portions is opposite.On valve gap 7 outer walls, offer guiding groove 7b, unblank part 1 and unblank all have corresponding guiding raised line 14 on part 25 inwalls with guiding groove 7b, like this part 1 and unblanking of will unblanking can make when part 25 is enclosed within on the valve gap 7 magnetic patch two 5a of magnetic patch one 4a of the part 1 of unblanking and the part 25 of unblanking divide other accurately and magnetic lock 1 and magnetic lock 2 12 be mapped.

As shown in Figure 1, under original state, magnetic lock 1 is inserted under the effect of spring one 11 elastic force in the strip groove 6a on valve gap 7 outer walls, valve gap 7 just can't circumferentially rotate like this, magnetic lock 2 12 is inserted under spring 2 13 elastic force effects in the annular groove 2a on the valve rod 2, and valve gap 7 just can not move axially and can't take out from valve rod 2 like this.As shown in Figure 2, when using this magnetic lock valve, when needs are operated opening and closing of locking-valve, the part 1 of will unblanking is placed in valve gap 7 outsides separately, when magnetic patch one 4a on the part 1 of unblanking is corresponding with magnetic lock one 10 positions, because magnetic patch one 4a is opposite with the polarity of magnetic lock 1, therefore under the effect of magnetic force, be sucked out and pressure spring 1 in the strip groove 6a of magnetic lock 1 from valve gap 7 outer walls, thereby rotate valve gap 7 this moment and just can drive the Kai Heguan that valve rod 2 rotates the control locking-valve, after the part 1 of will unblanking took off, magnetic lock 1 reappeared under spring one 11 elastic force effects and turns back in the strip groove 6a.As shown in Figure 3, when needs take off valve gap 7, the part 1 of will unblanking earlier is placed in the valve gap 7 outer rear flank part 25 of will unblanking again and is placed in valve gap 7 outsides, when magnetic patch two 5a on the part 25 of unblanking are corresponding with magnetic lock 2 12 positions, because magnetic patch two 5a are opposite with the polarity of magnetic lock 2 12, therefore under the effect of magnetic force, magnetic lock 2 12 is sucked out and pressure spring 2 13 in the annular groove 2a of valve rod 2, and just can take off valve gap 7 this moment from valve rod 2.

Make like this at unblank part one 4 o'clock of use, can only rotate valve gap 7 and valve gap 7 can not be taken off, have only together and to use unblank part 1 and the part 25 o'clock of unblanking, valve gap 7 could be taken off from valve rod 2, like this with regard to avoided rotate valve gap 7 operation locking-valves when opening and closing because error and valve gap 7 is taken off from valve rod 2, and prevented people's artificial valve gap 7 is taken off and locking-valve is destroyed from valve rod 2 under nothing is unblanked the situation of the part 1 and the part 25 of unblanking.

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

1. magnetic lock valve, comprise valve body (1), valve rod (2), spool (3) and be connected in valve seat (6) on the valve body (1), be buckled with a cup-shaped valve gap (7) on described valve seat (6) outer side surface, described valve rod (2) passes valve seat (6) and valve rod (2) spool (3) inner and in the valve body (1) is connected, it is circumferentially fixing with valve gap (7) that valve seat (6) is stretched out in valve rod (2) outer end, it is characterized in that, be provided with between described valve seat (6) and the valve gap (7) and can make valve gap (7) circumferentially be fixed on locking framework one on the valve seat (6), be provided with between described valve rod (2) and the valve gap (7) and can make valve gap (7) be axially fixed in locking framework two on the valve rod (2), the part two (5) of unblanking of unblanking part one (4) and utilizing magnetic that locking framework two is unlocked that described magnetic lock valve also comprises in the form of a ring and can utilize magnetic that locking framework one is unlocked when it is placed in valve gap (7) outside.

2. a kind of magnetic lock valve according to claim 1, it is characterized in that, described locking framework two comprises magnetic lock two (12) and spring two (13), described spring two (13) one ends act on magnetic lock two (12), the other end acts on valve gap (7) inwall, offers on the described valve rod (2) and magnetic lock two (12) corresponding annular grooves (2a).

3. a kind of magnetic lock valve according to claim 2, it is characterized in that, described locking framework one comprises magnetic lock one (10) and spring one (11), described spring one (11) one end acts on the magnetic lock one (10), the other end acts on valve gap (7) inwall, offers on described valve seat (6) outer wall and magnetic lock one (10) corresponding strip groove (6a).

4. a kind of magnetic lock valve according to claim 3 is characterized in that, described strip groove (6a) is evenly distributed on valve seat (6) outer wall.

5. a kind of magnetic lock valve according to claim 3, it is characterized in that, with above-mentioned magnetic lock one (10) corresponding section magnetic patch one (4a) is housed in the described part one (4) of unblanking, unblank with above-mentioned magnetic lock two (12) corresponding sections magnetic patch two (5a) to be housed in the part two (5), the magnetic pole of corresponding magnetic patch one in position (4a) and magnetic lock one (10) adjacent end portion is opposite, and the magnetic pole of magnetic patch two (5a) and magnetic lock two (12) adjacent end portions is opposite.

6. according to any described a kind of magnetic lock valve of claim 1 to 5, it is characterized in that, offer guiding groove (7b) on described valve gap (7) outer wall, all have on described the unblank part one (4) and part two (5) inwalls of unblanking and the corresponding guiding raised line of guiding groove (7b) (14).

7. according to any described a kind of magnetic lock valve of claim 1 to 5, it is characterized in that, described valve gap is equipped with assembling set in (7), offer fitting seat one (8a) and fitting seat two (8b) on the described assembling set, above-mentioned locking framework one is positioned at fitting seat one (8a), and above-mentioned locking framework two is positioned at fitting seat two (8b).

8. a kind of magnetic lock valve according to claim 7 is characterized in that, described valve gap (7) internal fixation has annular gasket (9), and above-mentioned assembling set one end is resisted against on the annular gasket (9), and the other end is resisted against on the end face of valve gap (7) top.

9. a kind of magnetic lock valve according to claim 7, it is characterized in that, described assembling set is made up of two installation sheets (8), all offer fitting seat one (8a) and fitting seat two (8b) on each installation sheet (8), and fitting seat two (8b) is positioned at directly over the fitting seat one (8a).

10. a kind of magnetic lock valve according to claim 9 is characterized in that, offers locating slot (7a) in the described valve gap (7), has on described installation sheet (8) outer wall and the corresponding positioning convex strip of locating slot (7a) (8c).