CN104089039A - Improved anti-theft valve - Google Patents
Improved anti-theft valve Download PDFInfo
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- CN104089039A CN104089039A CN201410359062.1A CN201410359062A CN104089039A CN 104089039 A CN104089039 A CN 104089039A CN 201410359062 A CN201410359062 A CN 201410359062A CN 104089039 A CN104089039 A CN 104089039A
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- Prior art keywords
- valve
- magnet steel
- magnetic
- flashboard
- valve rod
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/08—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid using a permanent magnet
- F16K31/086—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid using a permanent magnet the magnet being movable and actuating a second magnet connected to the closing element
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K35/00—Means to prevent accidental or unauthorised actuation
- F16K35/08—Means to prevent accidental or unauthorised actuation requiring setting according to a code, e.g. permutation locks
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K35/00—Means to prevent accidental or unauthorised actuation
- F16K35/16—Means to prevent accidental or unauthorised actuation with locking member actuated by magnet
Abstract
The invention relates to magnetic valve control components, and provides an improved anti-theft valve which is reasonable in structure, good in anti-theft effect and sealing performance, long in service life, capable of being opened and closed in a time-saving and energy-saving mode and capable of being opened and closed without manual operation. The improved anti-theft valve comprises a valve body, a valve cover, a valve rod, a magnetic unlocking sleeve, a left gate plate, a right gate plate and a valve rod guiding base, wherein the valve cover is arranged above the valve body, the valve rod is arranged in the valve body and below the valve cover in the mode that the valve rod can rise and fall, the left gate plate and the right gate plate are symmetrically arranged on the opposite side faces of a left valve base and a right valve base respectively, the left gate plate is provided with left magnetic steel, the right gate plate is provided with right magnetic steel which has the same magnetism as the left magnetic steel, the lower portion of the valve rod is provided with a magnetic attraction plate, the top of the valve rod is provided with lifting magnetic steel, an unlocking password plate is arranged above the magnetic unlocking sleeve in the mode that the unlocking password plate can swing, opening magnetic steel and closing magnetic steel are symmetrically arranged on the two sides above the position, corresponding to the lifting magnetic steel, of the unlocking password plate, the magnetism of the opposite ends of the opening magnetic steel and the lifting magnetic steel is the same, and the magnetism at the opposite ends of the closing magnetic steel and the lifting magnetic steel is opposite.
Description
Technical field
The present invention relates to the controlling component of Fluid valve, particularly a kind of improved anti-theft valve.
Background technique
As Fig. 1, traditional magnetic is encrypted valve, comprise valve body 1', valve gap 2', open-shut device 4', valve rod 5' and unlatching key 6', described valve gap 2' is located at valve body 1' top, described valve body 1' vertically part offers the fluid passage that connects medium, described fluid passage has water intake 11' and water outlet 12', described open-shut device 4' can go up, being located between the interior described water intake 11' of valve body 1' and water outlet 12' of lower lifting, described valve rod 5' one end is threaded with open-shut device 4' through valve gap 2', on described valve gap 2', be also provided with the magnetic Sealing mechanism that restriction valve rod 5' rotates, described unlatching key 6' is provided with the release mechanism for removing magnetic Sealing mechanism, described magnetic Sealing mechanism comprises bonnet 3', described bonnet 3' is sheathed on valve gap 2' top, and be fixedly connected with the free end of valve rod 5' by bearing pin 51', on end face wall body between described bonnet 3' and bottom flange 2', have upper lockhole 31' and the lower lockhole 21' of mutual corresponding setting, between described upper lockhole 31' and lower lockhole 21', be provided with lower magnetic steel 7', the below that is positioned at lower magnetic steel 7' in described lower lockhole 21' is also provided with Returnning spring 8', described release mechanism is to be located to open the upper upper magnetic steel 61' corresponding with described lower magnetic steel 7' position of key 6', and the identical setting of one end polarity that upper magnetic steel 61' is corresponding with lower magnetic steel 7', above-mentioned magnetic locking valve can ensure that personal management opens and closes, limiting other people illegally opens, while needing Open valve, the opened lock key case of carrying is located to valve gap top, because the magnetic pole of opening the upper magnetic steel in key and the lower magnetic steel between bonnet and bottom flange is homopolarity, under the effect of repelling mutually at magnetic homopolarity, lower magnetic steel produces spring in the lower lockhole of the complete retraction bottom flange of pressure, bonnet can be rotated with opening key turn, then rotate with ovable valve stem the open and close that realize valve body, do not work while packing up when opening key, lower magnetic steel between bonnet and bottom flange by stuck bonnet on bottom flange, it can not be rotated with other opener, although this magnetic cipher mode is simple in structure, easy to make, but highly versatile, become at present a kind of magnetic cipher mode of standard at valve industry, so aspect antitheft, common magnetic is opened key and all can be operated on it, encrypt control effect bad, can say the control effect that at all cannot really play encryption, and rotation valve rod manually when this general magnetic is encrypted valve opening and closing, be inconvenient to open and close, keying moment is large, operation is hard, not laborsaving, and often there is the phenomenon of dripping in addition after closing, leak and fit badly, in addition, the long-term rotation of valve rod is easy to wear, cause leaking, encrypt the maintenance work of valve makes troubles to magnetic, shorten the working life of valve.Therefore, be necessary that magnetic is encrypted to valve to be improved, make it be different from existing magnetic and encrypt valve, really play antitheft effect, the present invention produces thus.
Summary of the invention
For the problems referred to above, the present invention proposes a kind of rational in infrastructure, good anti-theft effect, time saving and energy saving when good airproof performance, long service life, keying, without the improved anti-theft valve opening and closing manually.
For solving this technical problem, the present invention takes following scheme: improved anti-theft valve, comprise valve body, valve gap and valve rod, described valve body has water intake and water outlet vertically, between described water intake and water outlet, be provided with left valve seat and right valve seat, distance between left valve seat and right valve seat is for opening and closing chamber, described valve gap is located at valve body top, described valve rod can oscilaltion the below of being located at described valve gap in valve body, also comprise Magnetic Solution lock tube, left flashboard, right flashboard, stem guiding seat and locking magnet steel, described left flashboard is symmetrically set in respectively on that side that left valve seat is relative with right valve seat with right flashboard, to control circulation and the cut-off of fluid, that side that described left flashboard is relative with right flashboard is provided with left magnet steel, that side that right flashboard is relative with left flashboard is provided with right magnet steel, the opposite end Magnetic Phase of described left magnet steel and right magnet steel is same, described stem guiding seat is fixedly arranged on the top, keying chamber of described valve body in valve gap, the middle part of stem guiding seat offers the pilot hole stretching into for valve rod, the bottom of described valve rod is provided with magnetic plate, the top of described valve rod is provided with lifting magnet steel, the inner side surface of described valve gap is evenly equipped with locking aperture, the position of the corresponding valve gap locking aperture of outer side wall of described valve rod is respectively equipped with lockhole, in described each locking aperture, be provided with spring, described each locking magnet steel resists between each locking aperture and lockhole by each spring, the top madial wall that described valve rod is positioned at each lockhole is also provided with keying hole, the mobilizable top that is sheathed on valve gap of described Magnetic Solution lock tube, the position of the corresponding each locking aperture of madial wall of Magnetic Solution lock tube is respectively equipped with the keying magnet steel contrary with each locking magnet steel magnetic, the top of described Magnetic Solution lock tube is the swingable unlocking pin plate that is provided with also, the both sides, top of the corresponding lifting magnet steel of described unlocking pin plate are also arranged with opens magnet steel and closes magnet steel, the Magnetic Phase of described unlatching magnet steel and lifting magnet steel opposite end is with arranging, described contrary setting of magnetic of closing magnet steel and lifting magnet steel opposite end.
Further improved: the middle part of described valve rod is provided with the flange collar that diameter is greater than valve rod, and the lower surface of described flange collar is provided with spring groove, between the spring groove of described flange collar and stem guiding seat, is provided with the first Returnning spring.
Further improved: between described flange collar upper surface and valve gap, to be provided with the second Returnning spring.
Further improved: between described left flashboard and right flashboard, to be also provided with the 3rd Returnning spring.
Further improved: described the 3rd Returnning spring is two, be located at respectively the upper and lower interior both sides of left flashboard and right flashboard.
Further improved: between described left flashboard and left valve seat, to be provided with the first seal ring.
Further improved: between described right flashboard and right valve seat, to be provided with the second seal ring.
By adopting aforementioned techniques scheme, the invention has the beneficial effects as follows: when valve closing, due to the left magnet steel on left flashboard and the identical setting of polarity of the opposite end of the right magnet steel of right flashboard, under the effect of magnetic homopolar-repulsion, left flashboard and right flashboard can resist mutually on the inner side surface of left valve seat and right seat seat, thereby prevent medium circulation, in the time of needs Open valve, Magnetic Solution lock tube is positioned over to the top of valve gap, because the keying magnet steel in Magnetic Solution lock tube is contrary with the opposite end magnetic sheet of locking magnet steel, under the effect of inhaling mutually at magnetic heteropole, locking magnet steel is sucked by the keying magnet steel in Magnetic Solution lock tube in the locking aperture of valve gap, thereby making valve rod do not locked magnet steel control can move up and down, in the time that locking magnet steel sucks the locking aperture of valve gap, people can manually move unlocking pin plate, make the lifting magnet steel setting of the corresponding valve rod of unlatching magnet steel of unlocking pin plate, because opening same setting of Magnetic Phase of magnet steel and lifting magnet steel opposite end, the principle of utilizing magnetic to repel each other with plate, valve rod moves down after being opened the repulsion of magnet steel, when valve rod moves down, the magnetic plate of stem lower portion can hold left flashboard and right flashboard, make it depart from the inner side surface of left valve seat and right valve seat, thereby realize the circulation of medium, turn Magnetic Solution lock tube after opening, can make to open and close the magnet steel locking magnet steel that staggers, thereby make to open and close magnet steel and fall into the keying hole of valve rod, valve rod is fixed on valve gap, now just can take away Magnetic Solution lock tube, make the pipeline state in circulation always, while needing throttle down, again Magnetic Solution lock tube is inserted in to valve gap top, because the keying magnet steel in Magnetic Solution lock tube is contrary with the opposite end magnetic sheet of locking magnet steel, under the effect of inhaling mutually at magnetic heteropole, locking magnet steel is sucked by the keying magnet steel in Magnetic Solution lock tube in the locking aperture of valve gap, thereby making valve rod do not locked magnet steel control can move up and down, in the time that locking magnet steel sucks the locking aperture of valve gap, people can manually move unlocking pin plate, make the lifting magnet steel setting of closing the corresponding valve rod of magnet steel of unlocking pin plate, because opening, magnet steel is contrary with the magnetic of closing magnet steel opposite end to be arranged, the principle of utilizing magnetic heteropole to inhale mutually, valve rod is closed the suction upward sliding of magnet steel, when valve rod upward sliding, the magnetic plate of stem lower portion will depart from left flashboard and right flashboard, it is resisted again mutually on the inner side surface of left valve seat and right valve seat, thereby the circulation of cut-off medium.
Above-mentioned magnetic cipher mode structural design is ingenious, simply, its structure is different from existing magnetic valve completely, can effectively avoid common magnetic to open key operates on it, thereby really play antitheft function, encrypt control effective, easy to make, and this valve for guarding against theft only need move unlocking pin plate while keying gently just can realize the function of keying, without rotation valve rod manually, as long as external force one is pressed gently, just able to turn on or off, soft exerting all one's strength, keying moment is little, it is time saving and energy saving to operate, there will not be the long-term rotation of the valve rod phenomenon that causes leakage easy to wear, the maintenance work of encrypting valve to magnetic brings convenience, extend the working life of valve.
Brief description of the drawings
Fig. 1 is the structural representation of prior art magnetic lockable valve;
Fig. 2 is embodiment of the present invention structural representation;
Fig. 3 is the enlarged view of overlooking of Magnetic Solution lock tube of the present invention;
Fig. 4 is the side-looking enlarged view of valve rod of the present invention;
Fig. 5 is the structural representation of stem guiding seat of the present invention.
Embodiment
Now the present invention is further described with specific embodiment by reference to the accompanying drawings.
Referring to figs. 2 to Fig. 5, the present embodiment discloses a kind of improved anti-theft valve, comprise valve body 1, valve gap 2, valve rod 3, Magnetic Solution lock tube 4, left flashboard 5, right flashboard 6, stem guiding seat 7 and locking magnet steel 8, described valve body 1 has water intake 11 and water outlet 12 vertically, between described water intake 11 and water outlet 12, be provided with left valve seat 13 and right valve seat 14, distance between left valve seat 13 and right valve seat 14 is for opening and closing chamber, described valve gap 2 is located at valve body 1 top, described valve rod 3 can oscilaltion the below of being located at the interior described valve gap 2 of valve body 1, on that side of the close water outlet of being located at left valve seat that described left flashboard 5 can folding, described right flashboard 6 can folding be located on right valve seat 14 that side near water intake, left flashboard and right flashboard are symmetrical arranged, that side that described left flashboard 5 is relative with right flashboard 6 is provided with left magnet steel 51, that side that right flashboard 6 is relative with left flashboard 5 is provided with right magnet steel 61, described left magnet steel 51 is same with the Magnetic Phase of right magnet steel 61 opposite ends, utilize the reason of magnetic homopolar-repulsion, left flashboard and right flashboard are subject to a left side, the effect of repelling each other of right magnet steel can be resisted mutually on the relative side of left valve seat 13 and right valve seat 14, thereby realize the effect that sealing is dammed, upper and lower interior both sides between described left flashboard 13 and right flashboard 14 are also respectively equipped with the 3rd Returnning spring 41, the 3rd Returnning spring 41 makes a left side, sealability when the closing of right flashboard is better, contribute to a left side simultaneously, the switching motion of right flashboard, between described left flashboard 5 and left valve seat, be provided with the first seal ring 52.Between described right flashboard 6 and right valve seat 14, be provided with the second seal ring 62.Described stem guiding seat 7 spiral shells are located at the top, keying chamber of the interior described valve body 1 of valve gap 2, the middle part of stem guiding seat 7 offers the pilot hole 71 stretching into for valve rod 3, the bottom of described valve rod 3 is provided with magnetic plate 31, the top of described valve rod 3 is provided with lifting magnet steel 32, the middle part of described valve rod 3 is provided with the flange collar 33 that diameter is greater than valve rod, the lower surface of described flange collar 33 is provided with spring groove 331, the outside that described stem guiding seat 7 is positioned at pilot hole is also provided with containing groove 72, between the spring groove 311 of described flange collar 33 and the containing groove 71 of stem guiding seat 7, be provided with the first Returnning spring 91, in the time of valve closing, the first Returnning spring can be positioned at valve rod the fixed position in valve gap, stressed when valve rod 3 tops, valve rod can overcome the first Returnning spring 91 and move down, thereby magnetic plate 31 is moved down, and can hold left flashboard and right flashboard after magnetic plate 31 moves down, thereby realizes the object of Open valve, realizes the circulation of medium, in the time that valve rod top has suction to make to move on valve rod, rapid reset after the first Returnning spring 91 contributes to valve rod 3 to move down, make to open and close more laborsaving, reliable, between described flange collar 33 upper surfaces and valve gap 2, be provided with the second Returnning spring 92, the second Returnning spring can reduce the impact force while moving on valve rod, plays the effect of protection valve, the inner side surface of described valve gap 2 is evenly equipped with locking aperture 21, the position of corresponding valve gap 2 locking apertures 21 of outer side wall of described valve rod 3 is respectively equipped with lockhole 34, in described each locking aperture 21, be provided with spring 22, described each locking magnet steel 8 resists between each locking aperture 21 and lockhole 34 by each spring 22, the top madial wall that described valve rod 3 is positioned at each lockhole 34 is also provided with keying hole 35, the mobilizable top that is sheathed on valve gap 2 of described Magnetic Solution lock tube 4, the position of the corresponding each locking aperture 21 of madial wall of Magnetic Solution lock tube 4 is respectively equipped with the keying magnet steel 41 contrary with each locking magnet steel 8 magnetic, the top of described Magnetic Solution lock tube 4 also by bearing pin swingable be provided with unlocking pin plate 42, the both sides, top of the corresponding lifting magnet steel 32 of described unlocking pin plate 42 are also arranged with opens magnet steel 421 and closes magnet steel 422, the Magnetic Phase of described unlatching magnet steel 421 and lifting magnet steel 32 opposite ends is with arranging, described contrary setting of magnetic of closing magnet steel 422 and lifting magnet steel 32 opposite ends.
When valve closing, due to the left magnet steel on left flashboard and the identical setting of polarity of the opposite end of the right magnet steel of right flashboard, under the effect of magnetic homopolar-repulsion, left flashboard and right flashboard can resist mutually on the inner side surface of left valve seat and right seat seat, thereby prevent medium circulation, in the time of needs Open valve, Magnetic Solution lock tube is positioned over to the top of valve gap, because the keying magnet steel in Magnetic Solution lock tube is contrary with the opposite end magnetic sheet of locking magnet steel, under the effect of inhaling mutually at magnetic heteropole, locking magnet steel is sucked by the keying magnet steel in Magnetic Solution lock tube in the locking aperture of valve gap, thereby making valve rod do not locked magnet steel control can move up and down, in the time that locking magnet steel sucks the locking aperture of valve gap, people can manually move unlocking pin plate, make the lifting magnet steel setting of the corresponding valve rod of unlatching magnet steel of unlocking pin plate, because opening same setting of Magnetic Phase of magnet steel and lifting magnet steel opposite end, the principle of utilizing magnetic to repel each other with plate, valve rod moves down after being opened the repulsion of magnet steel, when valve rod moves down, the magnetic plate of stem lower portion can hold left flashboard and right flashboard, make it depart from the inner side surface of left valve seat and right valve seat, thereby realize the circulation of medium, turn Magnetic Solution lock tube after opening, can make to open and close the magnet steel locking magnet steel that staggers, thereby make to open and close magnet steel and fall into the keying hole of valve rod, valve rod is fixed on valve gap, now just can take away Magnetic Solution lock tube, make the pipeline state in circulation always, while needing throttle down, again Magnetic Solution lock tube is inserted in to valve gap top, because the keying magnet steel in Magnetic Solution lock tube is contrary with the opposite end magnetic sheet of locking magnet steel, under the effect of inhaling mutually at magnetic heteropole, locking magnet steel is sucked by the keying magnet steel in Magnetic Solution lock tube in the locking aperture of valve gap, thereby making valve rod do not locked magnet steel control can move up and down, in the time that locking magnet steel sucks the locking aperture of valve gap, people can manually move unlocking pin plate, make the lifting magnet steel setting of closing the corresponding valve rod of magnet steel of unlocking pin plate, because opening, magnet steel is contrary with the magnetic of closing magnet steel opposite end to be arranged, the principle of utilizing magnetic heteropole to inhale mutually, valve rod is closed the suction upward sliding of magnet steel, when valve rod upward sliding, the magnetic plate of stem lower portion will depart from left flashboard and right flashboard, it is resisted again mutually on the inner side surface of left valve seat and right valve seat, thereby the circulation of cut-off medium.
Above record, only, for utilizing the embodiment of this origination techniques content, modification, variation that any those skilled in the art use this creation to do, all belong to the scope of the claims that this creation is advocated, and be not limited to those disclosed embodiments.
Claims (7)
1. improved anti-theft valve, comprise valve body, valve gap and valve rod, described valve body has water intake and water outlet vertically, between described water intake and water outlet, be provided with left valve seat and right valve seat, distance between left valve seat and right valve seat is for opening and closing chamber, described valve gap is located at valve body top, described valve rod can oscilaltion the below of being located at described valve gap in valve body, it is characterized in that: also comprise Magnetic Solution lock tube, left flashboard, right flashboard, stem guiding seat and locking magnet steel, described left flashboard is symmetrically set in respectively on that side that left valve seat is relative with right valve seat with right flashboard, to control circulation and the cut-off of fluid, that side that described left flashboard is relative with right flashboard is provided with left magnet steel, that side that right flashboard is relative with left flashboard is provided with right magnet steel, the opposite end Magnetic Phase of described left magnet steel and right magnet steel is same, described stem guiding seat is fixedly arranged on the top, keying chamber of described valve body in valve gap, the middle part of stem guiding seat offers the pilot hole stretching into for valve rod, the bottom of described valve rod is provided with magnetic plate, the top of described valve rod is provided with lifting magnet steel, the inner side surface of described valve gap is evenly equipped with locking aperture, the position of the corresponding valve gap locking aperture of outer side wall of described valve rod is respectively equipped with lockhole, in described each locking aperture, be provided with spring, described each locking magnet steel resists between each locking aperture and lockhole by each spring, the top madial wall that described valve rod is positioned at each lockhole is also provided with keying hole, the mobilizable top that is sheathed on valve gap of described Magnetic Solution lock tube, the position of the corresponding each locking aperture of madial wall of Magnetic Solution lock tube is respectively equipped with the keying magnet steel contrary with each locking magnet steel magnetic, the top of described Magnetic Solution lock tube is the swingable unlocking pin plate that is provided with also, the both sides, top of the corresponding lifting magnet steel of described unlocking pin plate are also arranged with opens magnet steel and closes magnet steel, the Magnetic Phase of described unlatching magnet steel and lifting magnet steel opposite end is with arranging, described contrary setting of magnetic of closing magnet steel and lifting magnet steel opposite end.
2. improved anti-theft valve according to claim 1, it is characterized in that: the middle part of described valve rod is provided with the flange collar that diameter is greater than valve rod, the lower surface of described flange collar is provided with spring groove, between the spring groove of described flange collar and stem guiding seat, is provided with the first Returnning spring.
3. improved anti-theft valve according to claim 2, is characterized in that: between described flange collar upper surface and valve gap, be provided with the second Returnning spring.
4. according to the improved anti-theft valve described in claim 1 or 2 or 3, it is characterized in that: between described left flashboard and right flashboard, be also provided with the 3rd Returnning spring.
5. improved anti-theft valve according to claim 4, is characterized in that: described the 3rd Returnning spring is two, is located at respectively the upper and lower interior both sides of left flashboard and right flashboard.
6. improved anti-theft valve according to claim 1, is characterized in that: between described left flashboard and left valve seat, be provided with the first seal ring.
7. improved anti-theft valve according to claim 1, is characterized in that: between described right flashboard and right valve seat, be provided with the second seal ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410359062.1A CN104089039B (en) | 2014-07-25 | 2014-07-25 | Improved anti-theft valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410359062.1A CN104089039B (en) | 2014-07-25 | 2014-07-25 | Improved anti-theft valve |
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| Publication Number | Publication Date |
|---|---|
| CN104089039A true CN104089039A (en) | 2014-10-08 |
| CN104089039B CN104089039B (en) | 2016-08-24 |
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| CN201410359062.1A Active CN104089039B (en) | 2014-07-25 | 2014-07-25 | Improved anti-theft valve |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104500764A (en) * | 2014-12-18 | 2015-04-08 | 苏州福润机械有限公司 | Antitheft and antifreezing valve |
| CN108240482A (en) * | 2017-12-14 | 2018-07-03 | 浙江理工大学 | The flute profile double-flashboard gate valve that magnetism opens and closes |
| CN108331952A (en) * | 2018-03-23 | 2018-07-27 | 浙江理工大学 | A kind of highly dense gate sealing valve of carrying magnetic structure |
| CN108458122A (en) * | 2018-03-23 | 2018-08-28 | 浙江理工大学 | A kind of high sealing is without abrasion gate valve |
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| CN102359652A (en) * | 2011-09-13 | 2012-02-22 | 福建海洋铜业有限公司 | Multifunctional magnetic lock ball valve |
| CN102840382A (en) * | 2012-09-17 | 2012-12-26 | 福建海洋铜业有限公司 | Improved machine encryption mechanism |
| CN203979465U (en) * | 2014-07-25 | 2014-12-03 | 福建省海洋阀门科技有限公司 | Improved anti-theft valve |
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Effective date of registration: 20170505 Address after: 201505 Shanghai city Jinshan District ting Lin Zhen Ting Hua Road 59 Patentee after: Shanghai Huhang Valves Co., Ltd. Address before: 362300 Nanan City, Fujian Province, the success of science and Technology Industrial Park, Quanzhou Patentee before: FUJIAN HAIYANG VALVE TECHNOLOGY CO., LTD. |