CN202132575U - Rapid magnetically-controlled self-closing valve - Google Patents
Rapid magnetically-controlled self-closing valve Download PDFInfo
- Publication number
- CN202132575U CN202132575U CN201120127967U CN201120127967U CN202132575U CN 202132575 U CN202132575 U CN 202132575U CN 201120127967 U CN201120127967 U CN 201120127967U CN 201120127967 U CN201120127967 U CN 201120127967U CN 202132575 U CN202132575 U CN 202132575U
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- Prior art keywords
- valve
- spool
- wire rope
- magnetic
- valve body
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- Expired - Fee Related
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Abstract
The utility model discloses a rapid magnetically-controlled self-closing valve, comprising a valve body, the upper portion of which is a guide channel. An upper cover is installed at an upper port of the guide channel. An isolating sleeve is arranged below the upper cover and is fixed on a guide channel port. The isolating sleeve and the valve body are sealed. A magnetic chuck for generating the magnetic field and a micro motor are arranged inside the sealed isolating sleeve, wherein working ends of the magnetic chuck and the micro motor are projected beyond the lower portion of the isolating sleeve. The working surface of the lower end of the magnetic chuck is extended beyond the sealed isolating sleeve to be in medium. A motor shaft is extended below the isolating sleeve via a sealing body and is matched and fixed with a steel-wire-rope roller. After the motor is started, steel wire ropes are hoisted and the valve core moves upwardly under the effect of left and right oblique pulling forces. When the upper plane of the valve core encounters the working end of the magnetic chuck, the valve core is fixed by a magnetic force. After the chuck is demagnetized, the valve core falls down under the effect of gravity. The rapid magnetically-controlled self-closing valve of the utility model has the advantages that the procedures can be rapidly stopped under emergency conditions, the loss caused by medium leakage can be reduced to the minimum level, and meanwhile possible hidden dangers of fire hazards and pollution accidents can be eliminated.
Description
Technical field
The utility model relates to petrochemical pipe, and in particular, the utility model relates to article such as the dangerization that the is used for petrochemical industry pipeline scene of a fire valve of work automatically.
Background technique
In July, 2010, Dalian Bonded Area oil depot crude oil pipeline is on fire from explosion, owing to can't cause crude oil to leak by closing flow path after the electric gate valve outage, and the oil tank of one ten ten thousand stere that not only ignited, but also cause the pollution in marine site, Dalian and burn.The inventor thinks: the key that this major accident takes place is to lack the quick blocking-up valve that is used to meet an urgent need in being provided with of crude oil pipeline.If in crude oil storage tank outlet and long distance pipeline flow process, rationally distribute, be provided with quick blocking-up valve; So; In case the generation status just can let quick blocking-up valve in time launch through ACTIVE CONTROL, automatic control, scene of a fire intensification Passive Control and close or block flow process, thereby leakage loss dropped to minimum; And elimination possibly lead to the hidden danger of fire and contamination accident; Even if under state on fire, also can block flow process, in the hope of realizing urgent danger prevention through the function of automatically cutting off of this type of valve.
The model utility content
The utility model problem to be solved is avoided above-mentioned accident potential exactly, and provide for this reason a kind of can be at the self-closing valve of quick magnetic control of closing flow path under the state of emergency.
The technological scheme of the utility model is:
The self-closing valve of a kind of quick magnetic control comprises valve body, it is characterized in that; The top of this valve body is set to guide channel, and the upper end-hole of said guide channel is equipped with loam cake, and the below of said loam cake is provided with the distance sleeve that is fixed on the guide channel mouth; Said from sleeve and valve body formation sealing, the set inside of said seal sleeve is useful on magnetic attracting disk that produces magnetic field and the micromachine that is used for poppet; Both working ends are outstanding in the distance sleeve bottom, and the motor shaft that stretch out the bottom of said seal sleeve is combined with sealing and roller, and said sealing medium capable of blocking gets in the distance sleeve; Said roller band groove and motor shaft are used for the elevator and the release of wire rope synchronously; Said seizing wire strides across the wire rope deposit wheel shaft that upper saw pulley passes suspension through hole and the opposite of spool and fixes, and wire rope is by elevator behind the said electric motor starting, and spool is used by two oblique pullings to move at the suspension through hole end; Treating that on the spool meet in plane and magnetic attracting disk working end is fixed; When sucker demagnetization back valve core leans on the gravity fall closed channel, described wire rope deposit wheel shaft can drive by manpower valve body outside, seals subsequent use with plug usually.
Described spool is blocking-up ball or blocking-up plate.
Said suspension through hole is the passage lanes of rope hoisting spool, and smooth interior also is provided with miniature roller.
Its major function of described transition wheel is that the wire rope capwise is become the then passive winding entering of level trend and motor shaft synchronously in the roller with groove.
Said wire rope deposit wheel is similar with the transition opinion on opposite; Its stationary axle band six sides, its assembling back by the plug sealing, is opened plug and can be used the special tool rotary driving outside valve body when needing; The deposit wheel can be packed up the wire rope elevator that connects firmly; The drive spool promotes, and uses when having only motor to break down, and belongs to subsequent use.
Said magnetic attracting disk is installed in distance sleeve inside, and its flange is avoided leaking through pressing with sealing gasket is arranged between distance sleeve cooperates. and its lower end leans out the distance sleeve certain-length, and its lower end surface is exactly a high magnetic fields work junction plane.Its cable storage is in seal sleeve.
Said micro motor belongs to the high button of low speed, and its volume is less, is installed in distance sleeve inside by flange, and motor shaft passes the overhanging connection elevator wheel in distance sleeve bottom, and motor shaft and distance sleeve via hole are sentenced by sealing blocking-up medium and got in the distance sleeve.
The bottom of said valve body is provided with the impurity cleaning eye.
The beneficial effect of the utility model is: can be under the state of emergency closing flow path fast and automatically; Thereby drop to the loss of dielectric leakage minimum; Eliminate the hidden danger that possibly lead to fire and contamination accident simultaneously; Even if under state on fire, also can utilize its high temperature function of automatically cutting off to block flow process, in the hope of realizing urgent danger prevention.
Description of drawings
Fig. 1 Fig. 4 is the board-like two-way blocking-up valve mechanism of the throwing of a utility model schematic representation;
Fig. 2 is the unidirectional blocked valve door of the ball-throwing type of a utility model schematic representation.
Fig. 3 is the ball-throwing type two-way blocking-up valve mechanism schematic representation of the utility model.
Embodiment
For the utility model is understood more easily, the technological scheme of the utility model is done to specify below in conjunction with accompanying drawing and embodiment.
With reference to Fig. 1, Fig. 2, Fig. 3, the self-closing valve innovation of the quick magnetic control of the utility model part has general character, comprises valve gap 1; The bottom of said valve gap 1 is a distance sleeve 10; Distance sleeve inside is equipped with magnetic attracting disk 11 and micro motor 4, and magnetic attracting disk is connected with the distance sleeve bottom surface by flange respectively with micro motor; The distance sleeve bottom is all stretched out in both lower ends, takes seal approach blocking-up medium to get into distance sleeve during assembling.Motor shaft is stretched for 5 times and is passed machine envelope and take turns 6 with the motor elevator and be connected synchronously.Said magnetic attracting disk lower end surface 15 combines working surface for magnetic force.Upper saw pulley 7 is the vertical condition that provides of installing of motor with the vertical stressed horizontal force that converts to of wire rope.Wire rope elevator wheel is opposed with upper saw pulley; Consider free selected suitable wirerope diameter and the length of operating mode of reliably closing according to spool load and stroke; Pass fixing its two ends, spool slideway 20 back, and calculate to measure behind the electric motor starting spool is promoted to the time second number that its spool magnetic force junction plane 16 and magnetic attracting disk lower end working surface 15 compress experience.Be arranged in the circuit controller after will revising the time.Only need press key of controller during normal the use just can realize moving on the spool by magnetic attracting disk 11 absorption fixing.This type of valve is a normally open valve.Its spool leaves the effective passage of overcurrent does not influence flow basically.Occur under the unexpected emergency situation in flow process, rely on the degaussing circuit of the logical magnetic attracting disk 11 of circuit controller one keyed jointing, the moment demagnetization, spool compresses sealing blocking-up flow process by going downstream to get lodged in to form on the exit seal face 19 with density of medium difference sinking tractive wire rope.Balance valve core upstream and downstream pressure reduction after potential safety hazard is got rid of recovers the valve normally open and waits for emergent next time instruction.
Described magnetic attracting disk magnetic circuit is that design is intrinsic, and its resistance to extreme temperature can be controlled.Depend on spool magnetic force junction plane 16 its opportunity of magnetizing and contact the moment that compresses with magnetic attracting disk working surface 15; It is a key moment completion that the magnetic attracting disk demagnetization discharges by its fixing spool, and it depends on signal instruction or manual operation.The action that demagnetization discharges spool can have the computer Automatic Detection and Control.Also can artificially accomplish, automatic completion up to standard equally can heat up in the scene of a fire that can't arrive.
The needs of different operating modes for ease, the utility model is set to multiple mode with described spool 23, such as: a kind of is the blocking-up plate shown in Fig. 1, and another kind is the unidirectional blocking-up ball shown in Fig. 2, and the third is the two-way blocking-up ball shown in Fig. 3 etc.
Be deposited on the impurity of said valve body 22 bottoms for the ease of removing, also impurity cleaning eye plug 24 can be set in the bottom of said valve body 22.
In being provided with of the utility model, two end interfaces of said valve body 22 can be as common valve respectively through flange, screw thread, or mode such as welding connect various pipelines; The space size of said guiding inwall 13 should be satisfied with said spool 23 moves to the operating mode position of blocking-up flow process from the position of hovering of stand-by state needs; Described spool 23 is guaranteed by described guiding inwall 13 Zi the movement direction of position to the operating mode position that hover; The hover the suction-combining force of said spool 23 in the spare space depends on the intrinsic design of magnetic attracting disk; Demagnetization is depended on spool density and velocity of medium with the speed that back valve core arrives the working position; The sealing effect of spool and sealing surface depends on system pressure, also can say to depend on spool upstream and downstream pressure reduction.But the normally open of recovering valve can be controlled automatically, also can artificially realize must move later at elimination spool both sides pressure reduction.The length of said wire rope 8 should satisfy the needs of said spool 23 Zi the position operating mode conversion to the working position of hovering, and the wire rope type selecting is wanted rationally, and two ends are fixing must be firmly; The intensity in its magnetic field was steady in a long-term after said magnetic attracting disk magnetized, and magnetic force should be much larger than (10-50 doubly) as the blocking-up ball of spool 23 or the gravity of blocking-up plate.
When making spool 23 wherein, the mounting type of the utility model becomes when moving horizontally operating mode to the evolution of working state by floating state; Also can rely on spring force to release described spool 23 through the mode that loaded spring is set in described valve body 22; Like this; Described magnetic attracting disk magnetic field need overcome precompressed elastic force fixed spool, keeps stable and often opens.
The size in said seizing wire 8 cross sections, the size of surface friction drag is appraised and decided type selecting after the load in the time of should be according to spool weight and spool wire rope via hole and rope hoisting spool.
The utility model can manually-operable, also can realize long-distance remote control, can also dock with Automatic Measurement Technique, reaches the purpose that fully-automatic guards such as detection, warning, blocking-up leak.Magnetic attracting disk demagnetization dispensing spool plays the effect that flow process is blocked in automatic work under the hot environment burning.
The working principle and the method for using of the utility model are following:
(1) is installed on the flow process that dielectric leakage possibly appear in dangerization article pipeline the self-closing valve of quick magnetic control of the utility model or the region of interest such as outlet of oil storage tank, and makes it be in stand-by state;
(2) when the upstream and downstream of said valve occur leaking dangerous situation; Regulate and control the magnetic attracting disk demagnetization through on-site manual or computer program automatic control and remove the power of hovering that spool is made progress; Make blocking-up ball or blocking-up plate be free to drop down to the working position as spool 23; Block dangerization article medium flow process through itself and being sealed and matched of valve inner outlet, to realize urgent danger prevention; If take place because the fire field environment that dangerization article pipeline leaks and ignites; Also can pass through long-distance remote control; Make as the blocking-up ball of spool 23 or blocking-up plate and be free to drop down to the working position,, promptly recover realizing through the blocking-up media flow that is sealed and matched of itself and valve inner outlet; When said valve is in the fire field environment can't realize electric control operation because of blackout the time; The physical property that then can utilize himself magnetic field high temperature to eliminate; Break the spool stress balance, described spool 23 sinking following currents are fallen and cooperate the effect that realizes blocking the medium flow process with the inner outlet of valve body.
(3) after work is accomplished, eliminate after the pressure reduction of spool both sides, through on-site manual, computer program PLC automatic control, start spool lifting reset routine.Receive instruction or manually, wire rope is by elevator behind the said electric motor starting, and spool is used by two oblique pullings to move at the suspension through hole end.Treating that on the spool meet in plane and magnetic attracting disk working end is fixed, and converts to and often opens stand-by state.
The self-closing valve of quick magnetic control of the utility model, reasonable in internal structure, simple, peripheral operation is convenient, effective; Be swift in motion, reliable for effect, and have the high temperature function of automatically cutting off; Not only overcome the defective that by force, in a single day existing all kinds of cut-off valve and electronic blocked valve slow motion, dependence have a power failure and just be difficult to realization cut-out effect and in the scene of a fire, can't operate, the while has also avoided existing various blocked valve under emergency condition, to occur the defective valve situation easily, so that affects adversely the opportunity of recovering; Problems such as expansion cause the accident; Thereby guaranteed under situation about meeting with dangers, to block flow process fast, realized urgent danger prevention or recover; Leakage loss is dropped to minimum, and eliminate the best effects to lead to fire and contamination accident hidden danger.
The self-closing valve of quick magnetic control of the utility model; Be installed on the purpose of petrochemical pipe; Be to solve the burst incident of leakage that possibly occur in the pipelines and petrochemical pipelines transport courses, generally speaking, be installed on the medium pipeline that needs the accident point of quick blocking both sides; With blocking-up dangerization article dielectric leakage, prevent the pollution of the environment and property loss.
The self-closing valve of quick magnetic control of the utility model; Setting on dangerization article medium pipeline; Only as a kind of device with preventive effect; Do not influence ducted media flow, scientific and reasonable be provided with will be for pipe leakage the time initiatively that the quick control flow process provides reliable means especially for the online pipeline assembling of segmentation, the meaning of this setting is more great.
Abovely with reference to accompanying drawing and embodiment the self-closing valve of quick magnetic control of the utility model is described, this description is schematically, does not have restricted.For the those of ordinary skill in affiliated field, under the enlightenment of above-mentioned explanation,, can also carry out some adjustment or change to the structure of the utility model, thereby form new technological scheme in order to realize same technical purpose.Special needs to be pointed out is, only otherwise break away from the invention aim of the utility model, all conspicuous modifications or technology essential factor be equal to replacement, all be included within the protection domain of the utility model.
Claims (4)
1. the self-closing valve of quick magnetic control comprises valve body, it is characterized in that; The top of this valve body is set to guide channel, and the upper end-hole of said guide channel is equipped with loam cake, and the below of said loam cake is provided with the distance sleeve that is fixed on the guide channel mouth; Said distance sleeve and valve body form sealing, and the set inside of said seal sleeve is useful on magnetic attracting disk that produces magnetic field and the micromachine that is used for poppet; Both working ends are outstanding in the distance sleeve bottom, and described magnetic attracting disk lower end working surface stretches out the seal sleeve in medium, and the motor shaft that stretch out the bottom of said seal sleeve is combined with sealing and roller; Said motor shaft stretches out below the distance sleeve and wire rope roller matching and fixing through seal; Said sealing medium capable of blocking gets in the distance sleeve, and said roller band groove and motor shaft are used for the elevator and the release of wire rope synchronously, and said seizing wire strides across wire rope that upper saw pulley passes suspension through hole and the opposite of spool and lays in wheel shaft and fix; Surface friction drag when described its set inside of spool suspension through hole has roller to be used to reduce the wire rope motion; Described wire rope deposit wheel shaft can be opened the plug manpower and drive outside valve, behind the said electric motor starting wire rope by elevator, spool about used by two oblique pullings to move; Treating that on the spool meet in plane and magnetic attracting disk working end is fixed; When sucker demagnetization back valve core leans on the gravity fall closed channel, described wire rope deposit wheel shaft can drive by manpower valve body outside, seals subsequent use with plug usually.
2. the self-closing valve of quick magnetic control according to claim 1 is characterized in that, described spool is the blocking-up ball.
3. the self-closing valve of quick magnetic control according to claim 1 is characterized in that, described spool is the blocking-up plate.
4. the self-closing valve of quick magnetic control according to claim 1 is characterized in that the bottom of said valve body is provided with the impurity cleaning eye.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120127967U CN202132575U (en) | 2011-04-20 | 2011-04-20 | Rapid magnetically-controlled self-closing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120127967U CN202132575U (en) | 2011-04-20 | 2011-04-20 | Rapid magnetically-controlled self-closing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202132575U true CN202132575U (en) | 2012-02-01 |
Family
ID=45521342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120127967U Expired - Fee Related CN202132575U (en) | 2011-04-20 | 2011-04-20 | Rapid magnetically-controlled self-closing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202132575U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661415A (en) * | 2012-05-05 | 2012-09-12 | 朱志强 | Flow prevention and control device |
| CN104110506A (en) * | 2014-04-28 | 2014-10-22 | 朱志强 | Full-automatic fast gate-type risk avoiding device |
| CN111396607A (en) * | 2020-03-19 | 2020-07-10 | 刘超 | Automatic water injection flow adjusting device |
-
2011
- 2011-04-20 CN CN201120127967U patent/CN202132575U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661415A (en) * | 2012-05-05 | 2012-09-12 | 朱志强 | Flow prevention and control device |
| CN104110506A (en) * | 2014-04-28 | 2014-10-22 | 朱志强 | Full-automatic fast gate-type risk avoiding device |
| CN104110506B (en) * | 2014-04-28 | 2018-10-12 | 东北石油大学 | Full-automatic quickly flashboard type avoiding device |
| CN111396607A (en) * | 2020-03-19 | 2020-07-10 | 刘超 | Automatic water injection flow adjusting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: TIANJIN ZHONGLIANG TECHNOLOGY DEVELOPMENT CO., LTD Free format text: FORMER OWNER: ZHU ZHIQIANG Effective date: 20121218 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 300280 DAGANG, TIANJIN TO: 300240 DONGLI, TIANJIN |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20121218 Address after: 300240, C18-34, 3699 Queensway Road, Dongli District, Tianjin Patentee after: Tianjin Zhong Liang Technology Development Co., Ltd. Address before: 300280, Grand Port Tianjin Haibin street, Xiyuan District, No. 2, building 4, 501 Patentee before: Zhu Zhiqiang |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120201 Termination date: 20150420 |
|
| EXPY | Termination of patent right or utility model |