CN107701210B - A kind of fluid-control one-way valve control device based on permanent magnetic drive formula - Google Patents
A kind of fluid-control one-way valve control device based on permanent magnetic drive formula Download PDFInfo
- Publication number
- CN107701210B CN107701210B CN201711010535.7A CN201711010535A CN107701210B CN 107701210 B CN107701210 B CN 107701210B CN 201711010535 A CN201711010535 A CN 201711010535A CN 107701210 B CN107701210 B CN 107701210B
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- CN
- China
- Prior art keywords
- control
- permanent magnet
- way valve
- telescopic rod
- fluid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/50—Component parts or details of props
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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
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/047—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means
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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
- F16K31/088—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 the movement of the first magnet being a rotating or pivoting movement
Abstract
A kind of fluid-control one-way valve control device based on permanent magnetic drive formula, including stepper motor and telescopic rod, stepper motor drive telescopic rod to make rotating motion by shaft coupling, and telescopic rod can do linear reciprocation stretching motion along axial direction；The head fixed and arranged permanent magnet of telescopic rod；The circumferentially distributed pilot operated directional control valve for having pilot control function along rotary type permanent-magnet track, passive permanent magnet are fixedly connected with pilot valve mandril respectively；Permanent magnet and passive permanent magnetism magnetic pole iron mutual exclusion, passive permanent magnet generate the movement that pilot valve mandril is realized in displacement, realize the control to pilot operated directional control valve, to realize the control that fluid-control one-way valve core is opened.The present invention is due to using permanent magnet control fluid-control one-way valve core to open and close, reliable performance, and failure rate is low；Due to the control of multiple groups hydraulic control one-way valve, executing agency may be arranged at the same area, and use same stepper motor, and operation and maintenance point is convenient and concentrates, and can avoid the shortcomings that hydraulic control one-way valve is respectively both needed to configuration control cable.
Description
Technical field
The present invention relates to a kind of fluid-control one-way valve control devices, especially with regard to a kind of hydraulic control list driven using permanent magnet
To valve control device.
Background technique
Hydraulic control one-way valve is, by carrying out feed flow to control mouth, to open inner elements of check valve on the basis of common check valve
So that the valve of the fluid reverse circulated in valve.Hydraulic control one-way valve is able to extensively in the hydraulic prop equipment of underground coal mine fully mechanized coal face
It uses, to realize the setting prop and drop column function of column.As comprehensive mechanized coal mining technology and advanced manufacture and power drive etc. are industrial
The rapid development of technology, fully-mechanized mining equipment it is more automated with it is integrated, to simple structure, life of product is long, maintenance cost is low
Leading hydraulic control one-way valve has urgent demand.Traditional hydraulic control one-way valve multiple groups are installed concentratedly, and using electromagnetic priority valve into
Row pilot control, each of which pilot operated directional control valve is required to one block of electromagnet of collocation and mating electric control gear independent control, with electricity
Magnet, which is powered, is attracted mandril, and control pilot operated directional control valve commutation controls executing agency's number so that hydraulic control one-way valve control mouth be made to be opened and closed
It measures more.Electromagnet failure rate is higher, and electromagnet installation site approaches liquid controlled reversing valve body, easily adsorbs the blocking of iron filings impurity
Elongated liquid pass hole increases maintenance difficulties and cost.
The intrinsic magnetism of permanent magnet is not required to external condition excitation, mating without extra means, to substitute traditional electromagnet,
Can be to avoid electromagnet high failure rate the problem of, and can by optimization design by space at controlling unit concentrated setting to one,
It is controlled by single control signal, it is easy to maintain.But present this field yet there are no to be carried out matching based on permanent magnet and be arranged
The pilot control valve and hydraulic control one-way valve of meter are adapted, life of product is relatively low, control executive component disperses, controlling cable is various,
Maintenance difficulties are still an important factor for restricting traditional leading hydraulic control one-way valve greatly.
Summary of the invention
In view of the above-mentioned problems, the object of the present invention is to provide a kind of control machines based on permanent magnetic drive formula hydraulic control one-way valve
Structure realizes centralized control, simplifies structure, reduces maintenance cost and difficulty using permanent magnet reliable performance, advantage easy to maintain
Purpose.
A kind of fluid-control one-way valve control device based on permanent magnetic drive formula, including stepper motor and telescopic rod, the stepping
Motor drives the telescopic rod to rotate by shaft coupling, and the telescopic rod can do the flexible fortune of linear reciprocation along axial direction
It is dynamic；The head fixed and arranged permanent magnet of the telescopic rod；Has pilot control along the circumferentially distributed of rotary type permanent-magnet track
The pilot operated directional control valve of function, the passive permanent magnet are fixedly connected with pilot valve mandril respectively；The permanent magnet and described passive
Permanent magnetism magnetic pole iron mutual exclusion, the passive permanent magnet generate the movement of pilot valve mandril described in displacement drive, realize to the hydraulic control
The control of reversal valve, to realize the control that the fluid-control one-way valve core is opened.
It is preferred that the axis vertical arrangement of the telescopic rod and the shaft coupling.
It is preferred that the pole orientation of the permanent magnet is identical as the axial direction of the telescopic rod.
It is preferred that the passive permanent magnet arrangement is in the same plane, and circumferentially uniformly arrangement, the magnetic of the passive permanent magnet
Rotation center is directed toward in extreme direction.
It is preferred that the telescopic rod is in contraction state in stepper motor rotary course, it is in when reaching designated position
Stretching state.
The present invention is due to using permanent magnet control fluid-control one-way valve core opening and closing, and reliable performance, failure rate is low, and each permanent magnetism
Have at regular intervals between iron and controlled hydraulic control one-way valve, permanent magnet can be reduced to the absorption of neighbouring iron filings impurity and blocked
Fluid apertures；Due to the control of multiple groups pilot operated directional control valve, executing agency may be arranged at the same area, and use same stepper motor, fortune
Row maintenance point is convenient and concentrates, and can avoid the shortcomings that hydraulic control one-way valve is respectively both needed to configuration control cable.
Detailed description of the invention
Attached drawing 1 is a preferred embodiment of the fluid-control one-way valve control device of the present invention based on permanent magnetic drive formula
Side view；
Attached drawing 2 is the front view of the fluid-control one-way valve control device based on permanent magnetic drive formula in attached drawing 1；
Appended drawing reference is as follows: 1- stepper motor, 2- shaft coupling, 3- main valve (pilot operated directional control valve containing multiple groups), 4- liquid controlled reversing
Valve；5- pilot valve mandril, the passive permanent magnet of 6-, 7- active permanent magnet, 8- telescopic rod.
Specific embodiment
Referring to attached Fig. 1 and 2, which depict the fluid-control one-way valve control devices based on permanent magnetic drive formula according to the present invention
A preferred embodiment, have based on step motor position selection and the mutual exclusion of permanent magnet homopolarity passage mandril nonreturn valve core
Control structure.
Hydraulic control one-way valve control executive component based on permanent magnetic drive formula includes stepper motor 1, shaft coupling 2,8 and of telescopic rod
The components such as active permanent magnet 7.Stepper motor 1 drives telescopic rod 8 and the active permanent magnet 7 being fixed thereon to do by shaft coupling 2
Rotary motion, the axis vertical arrangement of telescopic rod 8 and shaft coupling 2, convenient for being calculated according to the excitation pulse signal number of stepper motor 1
The position of each hydraulic control one-way valve of driving, telescopic rod 8 can be with self by attached control element (such as micro-machine or spring)
Straight reciprocating motion is axially being realized, so that active permanent magnet 7 be made to be achieved rotation and flexible compound motion.
Passive permanent magnet 6, passive permanent magnet are installed at the position of 5 upper end of mandril of each pilot valve, corresponding active permanent magnet 7
One face magnetic pole of 6 opposite active permanent magnets 7 is identical as the relatively passive 6 one face magnetic pole of permanent magnet of active permanent magnet 7, the two mutual exclusion,
I.e. active permanent magnet 7 is identical with the magnetic pole of passive 6 opposite face of permanent magnet, is all the pole N or the pole S.Active permanent magnet 7 can be passed through
It is mobile to push passive permanent magnet 6.
Referring to attached drawing 2, when technical staff selectes some valve, stepper motor 1 drives telescopic rod 8 to rotate, at this point, telescopic rod
8 remain retracted state, avoid active permanent magnet 7 in rotary course to passive 6 maloperation of permanent magnet so as to cause fluid-control one-way
Valve malfunction, when stepper motor 1 drives telescopic rod 8 to be directed toward selected hydraulic control one-way valve, telescopic rod 8 stretches out, active permanent magnet 7
With specify passive 6 homopolarity mutual exclusion of permanent magnet, passive permanent magnet 6 drives pilot valve mandril 5 to act, and the movement of pilot valve mandril 5 makes to lead
The commutation of pilot operated directional control valve 4 is corresponded in valve 3, to control the unlatching of fluid-control one-way valve core.
When cancelling the selection for the valve opened, control stepper motor 1 is mobile and controls the contraction of telescopic rod 8, and telescopic rod 8 leaves
The valve of the opening, pilot valve mandril 5 flick under the action of gravity or spring, and the hydraulic control one-way valve for being cancelled selection is closed.Base
In above-mentioned control thinking, hydraulic control one-way valve should be normally closed.It is understood that stepper motor 1, telescopic rod can also be passed through
8, the variation of magnet controls normally opened hydraulic control one-way valve.
Although magneto fluid-control one-way valve periphery is placed with 11 plate valves in the present embodiment, can also be controlled by increase and decrease
Number implements the present invention.
The preferable specific embodiment of the above, only the invention patent, but the scope of protection of the patent of the present invention is not
It is confined to this, anyone skilled in the art can readily occur in the technical scope that the invention patent discloses
Change or replacement, should all cover within the scope of protection of the patent of the invention.
Claims (5)
1. a kind of fluid-control one-way valve control device based on permanent magnetic drive formula, it is characterised in that: including stepper motor and telescopic rod,
The stepper motor drives the telescopic rod to make rotating motion by shaft coupling, and the telescopic rod can do linear reciprocation along axial direction and stretch
Contracting movement；The head fixed and arranged active permanent magnet of the telescopic rod；Along the circumferentially distributed of active rotary type permanent-magnet track
There is the pilot operated directional control valve for having pilot control function, passive permanent magnet is fixed with the pilot valve mandril of the pilot operated directional control valve respectively
Connection；The opposite face magnetic pole mutual exclusion of the active permanent magnet and the passive permanent magnet.
2. as described in claim 1 based on the fluid-control one-way valve control device of permanent magnetic drive formula, it is characterised in that: described flexible
The axis vertical arrangement of bar and the shaft coupling.
3. as claimed in claim 2 based on the fluid-control one-way valve control device of permanent magnetic drive formula, it is characterised in that: the active
The pole orientation of permanent magnet is identical as the axial direction of the telescopic rod.
4. as claimed in claim 2 or claim 3 based on the fluid-control one-way valve control device of permanent magnetic drive formula, it is characterised in that: described
In the same plane, circumferentially uniformly arrangement, the pole orientation of the passive permanent magnet are directed toward its rotation to passive permanent magnet arrangement
Center.
5. as claimed in claim 4 based on the fluid-control one-way valve control device of permanent magnetic drive formula, it is characterised in that: described flexible
Bar is in contraction state in stepper motor rotary course, and stretching state is in when reaching designated position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711010535.7A CN107701210B (en) | 2017-10-24 | 2017-10-24 | A kind of fluid-control one-way valve control device based on permanent magnetic drive formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711010535.7A CN107701210B (en) | 2017-10-24 | 2017-10-24 | A kind of fluid-control one-way valve control device based on permanent magnetic drive formula |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107701210A CN107701210A (en) | 2018-02-16 |
| CN107701210B true CN107701210B (en) | 2019-09-03 |
Family
ID=61182699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711010535.7A Active CN107701210B (en) | 2017-10-24 | 2017-10-24 | A kind of fluid-control one-way valve control device based on permanent magnetic drive formula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107701210B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1198202A (en) * | 1996-03-01 | 1998-11-04 | 罗伯特·博施有限公司 | Electromagnetically operated directional valve |
| CN1277661A (en) * | 1998-07-21 | 2000-12-20 | 显微加热公司 | Solenoid valve with permanent magnet |
| CN1854581A (en) * | 2005-03-05 | 2006-11-01 | 阿利查尔技术有限公司 | Electromagnetic apparatus and method for controlling fluid flow |
| CN101493153A (en) * | 2008-01-21 | 2009-07-29 | 费斯托(中国)有限公司 | Valve arrangement comprising durable magnetic holding device |
| CN105443841A (en) * | 2014-06-09 | 2016-03-30 | 浙江三花股份有限公司 | Pilot-type control valve and multi-connected air conditioner |
-
2017
- 2017-10-24 CN CN201711010535.7A patent/CN107701210B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1198202A (en) * | 1996-03-01 | 1998-11-04 | 罗伯特·博施有限公司 | Electromagnetically operated directional valve |
| CN1277661A (en) * | 1998-07-21 | 2000-12-20 | 显微加热公司 | Solenoid valve with permanent magnet |
| CN1854581A (en) * | 2005-03-05 | 2006-11-01 | 阿利查尔技术有限公司 | Electromagnetic apparatus and method for controlling fluid flow |
| CN101493153A (en) * | 2008-01-21 | 2009-07-29 | 费斯托(中国)有限公司 | Valve arrangement comprising durable magnetic holding device |
| CN105443841A (en) * | 2014-06-09 | 2016-03-30 | 浙江三花股份有限公司 | Pilot-type control valve and multi-connected air conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107701210A (en) | 2018-02-16 |
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Address after: 101399 No.27, Linhe Development Zone, Shunyi District, Beijing Patentee after: Beijing Tianma Zhikong Technology Co.,Ltd. Patentee after: Beijing coal technology Tianma Automation Technology Co., Ltd Address before: 100013, Beijing, Chaoyang District, Hepingli Youth ditch East Road, building 5, one floor Patentee before: BEIJING TIANDI-MARCO ELECTRO-HYDRAULIC CONTROL SYSTEM Co.,Ltd. Patentee before: Beijing coal technology Tianma Automation Technology Co., Ltd |
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