CN101592233A - Magnetic ball valve with lock - Google Patents
Magnetic ball valve with lock Download PDFInfo
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- CN101592233A CN101592233A CNA2009101440794A CN200910144079A CN101592233A CN 101592233 A CN101592233 A CN 101592233A CN A2009101440794 A CNA2009101440794 A CN A2009101440794A CN 200910144079 A CN200910144079 A CN 200910144079A CN 101592233 A CN101592233 A CN 101592233A
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- valve
- valve rod
- positioning hole
- key
- lock
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Abstract
The invention provides a kind of magnetic ball valve with lock, belong to valve technology field.It solved the Security that exists in the existing magnetic ball valve with lock low, easily by technical problems such as others crack.This magnetic ball valve with lock, comprise valve body, spool, valve rod and key, valve rod is positioned at valve body and the inner links to each other with spool, valve body is provided with positioning hole, in this positioning hole, be provided with phase magnet, valve rod is provided with fixed hole, can make fixed hole be in position by rotation valve rod over against positioning hole, phase magnet can partly stretch out valve body and slide in the fixed hole when fixed hole is in position over against positioning hole, valve rod is provided with keyhole, be provided with driving magnet on the key, this key can make phase magnet all withdraw from fixed hole after inserting in the keyhole.This magnetic ball valve with lock structural design is simple, and Security is than higher.
Description
Technical field
The invention belongs to valve technology field, relate to a kind of ball valve, particularly a kind of magnetic ball valve with lock.
Background technique
Along with development of market economy, these extensively provide water supply, air feed etc. to the Consumer by pipeline at present.These commodity need join with meter in leading to Consumer's family the time, accurately measure the employed water yield or tolerance.The place that this table is connected with pipeline need be come the keying of controlling plumbing fixtures with a kind of Valve with lock, just cuts off pipeline when the user does not have the periodic payment expense, and water supply, air feed service are not provided.After the user pays expense, pipeline is opened with specific key by the staff again, resume water supply or air feed.
There had been some explorations in other company in this field, as the disclosed a kind of magnetic ball valve with lock of patent (ZL99224656.3), comprise lock core, magnetic dead bolt, lock body, valve body and key, be provided with keyhole in the middle of the lock core, the bottom and the valve body of lock core are connected, lock core is sleeved in the lock body, all offer some grooves on lock core and the lock body, the magnetic dead bolt is embedded in the groove, and inside and outside groove, slide, make lock core location or rotation, utilize magnetic key with the dead bolt adhesive, make lock core can rotate Open valve.
This structure has the function of locking, just the dead bolt main body is located in the groove on the lock core, the part of dead bolt slides in the groove on the lock body during locking, lock body and lock core is radially fixing, lock core can not rotate, and after magnetic key inserts, utilizes heteropole to inhale mutually dead bolt is sucked back in the groove of lock core, at this moment lock core and lock body can rotate mutually, and user's key just can opening/shutting valve.But attract the material of magnet a lot, utilize iron staff also can hold magnet, when tiny iron staff is inserted keyhole, the magnetic dead bolt also can move by the lock core end under the effect of suction, when suction reaches one regularly, dead bolt can be sucked back in the lock core fully, so just can get around key valve opening.So the keying power that utilizes attracting each other of magnetic to be used as Ball Valve With Lock will reduce its Security greatly, is cracked by others easily.
Summary of the invention
The objective of the invention is to have the problems referred to above, a kind of simple in structure, safe, magnetic ball valve with lock of using other instruments to open and close is provided at existing technology.
Purpose of the present invention can realize by following technical proposal: a kind of magnetic ball valve with lock, comprise valve body, spool, valve rod and key, described valve rod is positioned at valve body and the inner links to each other with spool, it is characterized in that, described valve body is provided with positioning hole, in this positioning hole, be provided with phase magnet, described valve rod is provided with fixed hole, can make fixed hole be in position by rotation valve rod over against positioning hole, described phase magnet can partly stretch out valve body and slide in the fixed hole when fixed hole is in position over against positioning hole, described valve rod is provided with keyhole, the described driving magnet that is provided with on the key, this key can make phase magnet all withdraw from fixed hole after inserting in the keyhole.
When the positioning hole on the valve body and the fixed hole on the valve rod to timing, the phase magnet part in the fixed hole slides in the fixed hole, and valve body and valve rod circumferentially are fixed together, and makes between valve rod and the valve body and can not rotate mutually, at this moment this ball valve is in the lock state.After the user is inserted into key in the keyhole, make phase magnet all withdraw from fixed hole, at this moment being between valve body and the valve rod does not have lock state, and key drives valve rod and can open or throttle down.
In above-mentioned magnetic ball valve with lock, in described key inserts keyhole and fixed hole when being in position over against positioning hole, described driving magnet is in the position that is right against phase magnet, and driving magnet and phase magnet over against the end magnetic pole identical.
When on the key driving magnet is in position over against phase magnet, because it is identical to two pole polarity on the front, so phase magnet all is pushed out to outside the fixed hole under the repulsive force effect of driving magnet, can rotate mutually between valve rod and the valve body, can turn key and drive valve rod rotation Open valve.Because the employing mutual expelling force that homopolar magnet produced is used as promoting the power of phase magnet, avoided the possibility of other instrument Open valves.If adopt the thin rod made by ferromagnetic metal to be used as opener, then after thin rod inserted in the keyhole, phase magnet can be had ferromagnetic thin rod attraction, will close more valve rod, thus valve rod and valve body are firmly locked.If non-ferromagnetic metals such as employing copper rod are used as opener, then because copper rod does not have magnetic and can't promote phase magnet, valve rod and valve body are with locked.This design has improved the Security of this magnetic recording tape Lock valve greatly, the key of Open valve to provide with producer, otherwise adopt other instrument and the method purpose that all can't reach Open valve.
In above-mentioned magnetic ball valve with lock, be provided with spring in the described positioning hole, this spring is positioned at phase magnet away from the valve rod end.Phase magnet can automatically partly slide in the fixed hole after key is extracted under the effect of spring.
In above-mentioned magnetic ball valve with lock, described positioning hole is a through hole, is provided with plug in this positioning hole, and this plug is positioned at spring away from the valve rod end, and described spring one end withstands on that the other end withstands on the phase magnet on the plug.Positioning hole is made through hole, and manufacturability improves greatly, only need drill valve body with drill bit on outer wall and get final product.The effect of plug mainly be after spring and phase magnet are packed into again with the positioning hole sealing, prevent that promoting lower spring at magnetic force drops out.
In above-mentioned magnetic ball valve with lock, described valve body is provided with protective cover on the end face near place, valve rod outer end.After key is pulled out, with protective cover the valve rod outer end is covered, prevent that dust from falling in the keyhole.
Compared with prior art, this magnetic ball valve with lock structural design is simple, the employing mutual expelling force that homopolar magnet produced is used as promoting the power of phase magnet, can only open and close with the key that producer provides, all can't open this valve that is in the lock state, the Security that has improved this valve greatly with other substitutes that ferromagnetism or Nonferromugnetic material are made.Positioning hole on the valve body is designed to through hole, has improved the manufacturability of processing, saved production cost.
Description of drawings
Fig. 1 is a magnetic ball valve with lock assembling schematic representation.
Fig. 2 is the partial enlarged drawing of I portion among Fig. 1.
Fig. 3 is along the sectional view of A-A among Fig. 1.
Fig. 4 is a magnetic ball valve with lock protective cover schematic representation.
Fig. 5 is a magnetic ball valve with lock key schematic representation.
Among the figure, 1, valve body; 2, key; 2a, driving magnet; 3, spool; 4, valve rod; 5, positioning hole; 5a, phase magnet; 5b, spring; 5c, plug; 6, fixed hole; 7, protective cover; 8, pin.
Embodiment
Below be specific embodiments of the invention and in conjunction with the accompanying drawings, technological scheme of the present invention is further described, but the present invention be not limited to these embodiments.
As shown in Figure 1, this magnetic recording tape Lock valve comprises valve body 1, spool 3, valve rod 4 and key 2.
Specifically, as shown in Figures 2 and 3, valve rod 4 is positioned at valve body 1 and inner links to each other with spool 3, and valve body 1 is provided with 2 positioning holes 5 that become 90 ° on the inwall between valve body 1 and the valve rod 4, this positioning hole 5 is provided with phase magnet 5a for running through the through hole of valve wall in positioning hole 5.Valve rod 4 is provided with fixed hole 6 on the outer wall between valve rod 4 and the valve body 1, by rotation valve rod 4 fixed hole 6 is in over against the position of positioning hole 5, and phase magnet 5a can partly slide in the fixed hole 6 when fixed hole 6 is in position over against positioning hole 5.Be provided with a spring 5b and a plug 5c in the positioning hole 5, this plug 5c is positioned at positioning hole 5 outer ends, is fixed on by being threaded in the positioning hole 5, and spring 5b one end withstands on the last the other end of plug 5c and withstands on the phase magnet 5a.Positioning hole 5 is made through hole, and manufacturability improves greatly, only need drill valve body 1 with drill bit on outer wall and get final product.The effect of plug 5c mainly be after spring 5b and phase magnet 5a pack into again with positioning hole 5 sealings, prevent that spring 5b from dropping out.
As shown in Figure 3, can be a plurality of fixed hole 6 of positioning holes 5 collocation, also can a plurality of fixed holes 6 of positioning hole 5 collocation, also can a plurality of positioning holes 5 and a plurality of fixed holes 6 collocation.
The exterior edge face of valve rod 4 is provided with keyhole, the least significant end of keyhole surpasses the least significant end of fixed hole 6, and as shown in Figure 5, the key 2 of valve comprises bar portion and flat head, dull and stereotyped width is far longer than the diameter of bar portion, and the head that the user grasps key 2 comes key 2.Be embedded with a columned driving magnet 2a on the cylindrical bar surface of key 2, this driving magnet 2a major part is positioned at key 2.In key 2 inserts keyholes and fixed hole 6 when being in position over against positioning hole 5, driving magnet 2a is in over against the position of phase magnet 5a, and two magnetic poles are identical on to the front, and driving magnet 2a and phase magnet 5a produce repulsive force mutually.The bar portion both sides of this key 2 are provided with two lug bosses, corresponding place is provided with the groove that two shapes match with lug boss on the keyhole, after key 2 inserted, boss was in groove, and the chucking by lug boss and groove can make key 2 drive valve rods 4 to rotate.
Also be provided with restriction valve rod 4 axially movable position-limit mechanisms between valve rod 4 and valve body 1, this position-limit mechanism comprises pin 8, be arranged on circular groove on the valve rod 4 and the pin hole on valve body 1 wall.The pin hole that this pin 8 passes on valve body 1 wall directly withstands in the circular groove of valve rod 4, and the track of this circular groove is 90 ° of fan-shaped arcs.When pin 8 was positioned at end points of circular groove, fixed hole 6 just was in over against the position of positioning hole 5.
As shown in Figure 4, also be provided with protective cover 7 on the exterior edge face of valve rod 4, this protective cover 7 is fixed on the valve body 1 of valve rod 4 outsides by screw thread.After key 2 is pulled out, with protective cover 7 valve rod 4 outer ends are covered, prevent that dust from falling in the keyhole.
When the positioning hole on the valve body 15 is in the position of the fixed hole 6 on valve rod 4, phase magnet 5a part in the fixed hole 6 slides in the fixed hole 6, valve body 1 and valve rod 4 are fixed together, make between valve rod 4 and the valve body 1 and can not rotate mutually, at this moment this ball valve is in the lock state.After the user is inserted into key 2 in the keyhole, driving magnet 2a on the key 2 is in over against the position of phase magnet 5a, because it is identical to two pole polarity on the front, so phase magnet 5a is pushed under the repulsive force effect of driving magnet 2a and gets back in the positioning hole 5, can rotate mutually between valve rod 4 and the valve body 1, turn key 2 and can drive valve rod 4 rotation Open valves.Because the employing mutual expelling force that homopolar magnet produced is used as promoting the power of phase magnet 5a, avoided the possibility of other instrument Open valves.If adopt the thin rod made by ferromagnetic metal to be used as opener, then after thin rod inserted in the keyhole, phase magnet 5a can be had ferromagnetic thin rod and be attracted, will close more valve rod 4, thus valve rod 4 and valve body 1 are firmly locked.If non-ferromagnetic metals such as employing copper rod are used as opener, then because copper rod does not have magnetic and can't promote phase magnet 5a, valve rod 4 is with locked with valve body 1.This design has improved the Security of this magnetic recording tape Lock valve greatly, the key 2 of Open valve to provide with producer, otherwise adopt other instrument and the method purpose that all can't reach Open valve.
Specific embodiment described herein only is that the present invention's spirit is illustrated.The technician of the technical field of the invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Claims (5)
1, a kind of magnetic ball valve with lock, comprise valve body (1), spool (3), valve rod (4) and key (2), described valve rod (4) is positioned at valve body (1) and the inner links to each other with spool (3), it is characterized in that, described valve body (1) is provided with positioning hole (5), in this positioning hole (5), be provided with phase magnet (5a), described valve rod (4) is provided with fixed hole (6), by rotation valve rod (4) fixed hole (6) is in over against the position of positioning hole (5), described phase magnet (5a) can partly stretch out valve body (1) and slide in the fixed hole (6) when fixed hole (6) is in position over against positioning hole (5), described valve rod (4) is provided with keyhole, described key (2) is provided with driving magnet (2a), and this key (2) can make phase magnet (5a) all withdraw from fixed hole (6) after inserting in the keyhole.
2, magnetic ball valve with lock according to claim 1, it is characterized in that, in described key (2) inserts keyhole and fixed hole (6) when being in position over against positioning hole (5), described driving magnet (2a) is in the position that is right against phase magnet (5a), and driving magnet (2a) and phase magnet (5a) over against the end magnetic pole identical.
3, magnetic ball valve with lock according to claim 1 and 2 is characterized in that, is provided with spring (5b) in the described positioning hole (5), and this spring (5b) is positioned at phase magnet (5a) and holds away from valve rod (4).
4, magnetic ball valve with lock according to claim 3, it is characterized in that, described positioning hole (5) is a through hole, be provided with plug (5c) in this positioning hole (5), this plug (5c) is positioned at spring (5b) away from valve rod (4) end, and described spring (5b) end withstands on the last the other end of plug (5c) and withstands on the phase magnet (5a).
5, magnetic ball valve with lock according to claim 1 and 2 is characterized in that, described valve body (1) is provided with protective cover (7) on the end face near place, valve rod (4) outer end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009101440794A CN101592233A (en) | 2009-07-09 | 2009-07-09 | Magnetic ball valve with lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009101440794A CN101592233A (en) | 2009-07-09 | 2009-07-09 | Magnetic ball valve with lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101592233A true CN101592233A (en) | 2009-12-02 |
Family
ID=41407037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2009101440794A Pending CN101592233A (en) | 2009-07-09 | 2009-07-09 | Magnetic ball valve with lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101592233A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110274047A (en) * | 2019-07-16 | 2019-09-24 | 宁波忻杰燃气用具实业有限公司 | A kind of press type magnetic control locking-valve |
| CN110871271A (en) * | 2018-08-29 | 2020-03-10 | 大同特殊钢株式会社 | Powder filling device, sintered magnet manufacturing device, and sintered magnet manufacturing method |
| CN111503358A (en) * | 2019-01-30 | 2020-08-07 | 中国石油化工股份有限公司 | Valve integrated lock |
| CN114229525A (en) * | 2021-11-03 | 2022-03-25 | 淮北矿业股份有限公司 | Flexible dust collecting device for ash discharge of tank car |
-
2009
- 2009-07-09 CN CNA2009101440794A patent/CN101592233A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110871271A (en) * | 2018-08-29 | 2020-03-10 | 大同特殊钢株式会社 | Powder filling device, sintered magnet manufacturing device, and sintered magnet manufacturing method |
| CN110871271B (en) * | 2018-08-29 | 2022-02-25 | 大同特殊钢株式会社 | Powder filling device, sintered magnet manufacturing device, and sintered magnet manufacturing method |
| CN111503358A (en) * | 2019-01-30 | 2020-08-07 | 中国石油化工股份有限公司 | Valve integrated lock |
| CN111503358B (en) * | 2019-01-30 | 2022-07-15 | 中国石油化工股份有限公司 | Valve integrated lock |
| CN110274047A (en) * | 2019-07-16 | 2019-09-24 | 宁波忻杰燃气用具实业有限公司 | A kind of press type magnetic control locking-valve |
| CN114229525A (en) * | 2021-11-03 | 2022-03-25 | 淮北矿业股份有限公司 | Flexible dust collecting device for ash discharge of tank car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20091202 |