CN106382388A - Electromagnetic proportional valve - Google Patents
Electromagnetic proportional valve Download PDFInfo
- Publication number
- CN106382388A CN106382388A CN201610885909.9A CN201610885909A CN106382388A CN 106382388 A CN106382388 A CN 106382388A CN 201610885909 A CN201610885909 A CN 201610885909A CN 106382388 A CN106382388 A CN 106382388A
- Authority
- CN
- China
- Prior art keywords
- shell
- pole shoe
- hole
- electromagnetic proportional
- valve
- 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.)
- Pending
Links
Classifications
-
- 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
- F16K31/0603—Multiple-way valves
- F16K31/061—Sliding valves
- F16K31/0613—Sliding valves with cylindrical slides
-
- 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
- F16K31/0675—Electromagnet aspects, e.g. electric supply therefor
-
- 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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0075—For recording or indicating the functioning of a valve in combination with test equipment
- F16K37/0083—For recording or indicating the functioning of a valve in combination with test equipment by measuring valve parameters
Abstract
The invention discloses an electromagnetic proportional valve. The electromagnetic proportional valve comprises a valve body, a valve element and an electromagnetic assembly; a through hole for containing the valve element is formed in the valve body, internal threads are arranged at the two ends of the through hole, and the electromagnetic assembly comprises a shell, armatures, coils, pole shoes, guide sleeves, magnetism isolating rings and push rods; external threads are arranged on the pole shoes, one ends of the pole shoes are in threaded connection to the internal threads of the through hole of the valve body, internal threads are arranged on the shell, the shell is in threaded connection to the pole shoes, the guide sleeves and the pole shoes are coaxially arranged in the shell, the magnetism isolating rings are arranged between the guide sleeves and the pole shoes, and displacement sensors are arranged on the shell and are used for detecting the moving distances of the armatures; the displacement sensors carry out precise measuring on the positions of the armatures, the positioning precision of the armatures can be effectively controlled, a top block is arranged, and in the electromagnetic assembly dismounting and maintaining process, external impurities can be effectively prevented from entering the valve body.
Description
Technical field
The present invention relates to hydraulic valve technical field, particularly to a kind of electromagnetic proportional valve.
Background technology
With a large amount of uses of hydraulic system in engineering machinery, obtain greatly as the critical component proportioning valve in hydraulic system
The use of amount, proportioning valve be by valve element and in valve body mobile come the break-make of the control port and flow of hydraulic oil controlled
System, at present, the valve element positioning precision of existing electromagnetic proportional valve not high it is impossible to reach use requirement well.
Content of the invention
The technical problem to be solved in the present invention is to provide a kind of electromagnetic proportional valve being capable of precise control valve element positioning precision.
In order to solve above-mentioned technical problem, the technical scheme is that：Electromagnetic proportional valve, including valve body, valve element and electricity
Magnetic assembly, described valve body has the through hole placing described valve element, and the two ends of described through hole are provided with female thread, described electromagnetism group
Part includes shell, armature, coil, pole shoe, guide pin bushing, magnetism-isolating loop and push rod, and described pole shoe is provided with external screw thread, described pole shoe
Threaded one end is connected on the female thread of the through hole of described valve body, and described shell is provided with female thread, and described outer casing screw is even
It is connected on described pole shoe, described guide pin bushing and described pole shoe are coaxially set in described enclosure, described guide pin bushing and described pole shoe
Between described magnetism-isolating loop is set, described armature is set in inside described guide pin bushing, and the outside of described guide pin bushing arranges described coil, described
Push rod one end connects described armature, and the other end is offseted with described valve element by jacking block, and described shell is provided with displacement transducer,
Institute's displacement sensors are used for detecting the displacement of described armature.
Further, it is provided with back-moving spring between described jacking block and described pole shoe.
Further, described shell is provided with plug, described plug is electrically connected with described coil.
Further, the axial location of described pole shoe has through hole, and described push rod passes through described through hole and described top
Block offsets.
Further, described shell has the groove accommodating described coil, described coil is arranged in described groove.
Further, described guide pin bushing is identical with the diameter of described pole shoe.
Using having the beneficial effect that the technique scheme present invention obtains：By displacement transducer, the position of armature is carried out
Accurate measurement, can effectively control the positioning precision of armature, and be provided with jacking block, can effectively prevent in dismounting dimension
During repairing electromagnetic assembly, foreign matter enters valve inner, and electromagnetic assembly is assembled by the way of threaded,
When online circle breaks down, coil can be changed, decrease maintenance cost and the use cost of hydraulic system.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, also may be used
So that other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of electromagnetic proportional valve of the present invention.
In figure：1. plug, 2. armature, 3. coil, 4. push rod, 5. valve body, 6. valve element, 7. jacking block, 8. back-moving spring, 9.
Displacement sensor, 10. shell, 11. guide pin bushings, 12. magnetism-isolating loops, 13. pole shoes,
Specific embodiment
Below in conjunction with the accompanying drawings the specific embodiment of the present invention is described further.Here it should be noted that for
The explanation of these embodiments is used to help understand the present invention, but does not constitute limitation of the invention.Additionally, it is disclosed below
As long as each embodiment of the present invention in involved technical characteristic do not constitute conflict each other and just can be mutually combined.
In conjunction with accompanying drawing, the present invention is further described, makes person of ordinary skill in the field preferably implement the present invention,
Embodiment of the present invention electromagnetic proportional valve, including valve body 5, valve element 6 and electromagnetic assembly, valve body 5 has the through hole placing valve element 6,
The two ends of through hole are provided with female thread, and electromagnetic assembly includes shell 10, armature 2, coil 3, pole shoe 13, guide pin bushing 11, magnetism-isolating loop 12
With push rod 4, pole shoe 13 is provided with external screw thread, the threaded one end of pole shoe 13 is connected on the female thread of the through hole of valve body 5, shell
It is provided with female thread, shell 10 is threaded on pole shoe 13, guide pin bushing 11 and pole shoe 13 are coaxially set in shell 10 on 10
Portion, arranges magnetism-isolating loop 12 between guide pin bushing 11 and pole shoe 13, armature 2 is set in inside guide pin bushing 11, the outside setting coil of guide pin bushing 11
3, push rod 4 one end connects armature 2, and the other end is offseted with valve element 6 by jacking block 7, and shell 10 is provided with displacement transducer 9, position
Displacement sensor 9 is used for detecting the displacement of armature 2；By displacement transducer 9, the position of armature 2 is accurately measured,
The positioning precision of armature 2 can effectively be controlled, and be provided with jacking block 7, can effectively prevent in detachable maintaining electromagnetism group
During part, foreign matter enters inside valve body 5, and electromagnetic assembly is assembled by the way of threaded, in coil 3
When breaking down, coil 3 can be changed, decrease maintenance cost and the use cost of hydraulic system.
It is provided with back-moving spring 8, in the electromagnetism being arranged on valve body 5 two ends between embodiment of the present invention jacking block 7 and pole shoe 13
During component malfunctions, valve element 6 is moved to centre position by back-moving spring 8；Plug 1, plug 1 and coil are provided with shell 10
3 electrical connections；The axial location of pole shoe 13 has through hole, and push rod 4 is offseted through through hole with jacking block 7；Appearance is had on shell 10
Receive the groove of coil 3, coil 3 is arranged in a groove；Guide pin bushing 11 is identical with the diameter of pole shoe 13, in shell 10 course of processing only
A Drilling operation need to be carried out just can complete, improve working (machining) efficiency.
Above in association with accompanying drawing, embodiments of the present invention are explained in detail, but the invention is not restricted to described enforcement
Mode.For a person skilled in the art, in the case of without departing from the principle of the invention and spirit, to these embodiments
Carry out multiple changes, modification, replacement and modification, still fall within protection scope of the present invention.
Claims (6)
1. electromagnetic proportional valve, including valve body, valve element and electromagnetic assembly, described valve body has the through hole placing described valve element, its
Be characterised by, the two ends of described through hole are provided with female thread, described electromagnetic assembly include shell, armature, coil, pole shoe, guide pin bushing,
Magnetism-isolating loop and push rod, described pole shoe is provided with external screw thread, and the threaded one end of described pole shoe is connected to the through hole of described valve body
On female thread, described shell is provided with female thread, described outer casing screw is connected on described pole shoe, described guide pin bushing and described pole
Boots are coaxially set and arrange described magnetism-isolating loop between described enclosure, described guide pin bushing and described pole shoe, and described armature is sheathed
Inside described guide pin bushing, the outside of described guide pin bushing arranges described coil, and described push rod one end connects described armature, and the other end passes through
Jacking block is offseted with described valve element, and described shell is provided with displacement transducer, and institute's displacement sensors are used for detecting described armature
Displacement.
2. according to claim 1 electromagnetic proportional valve it is characterised in that：It is provided with reset between described jacking block and described pole shoe
Spring.
3. according to claim 2 electromagnetic proportional valve it is characterised in that：Be provided with plug on described shell, described plug with
Described coil electrical connection.
4. according to claim 3 electromagnetic proportional valve it is characterised in that：The axial location of described pole shoe has through hole, institute
State push rod to offset through described through hole with described jacking block.
5. according to claim 4 electromagnetic proportional valve it is characterised in that：Have on described shell and accommodate the recessed of described coil
Groove, described coil is arranged in described groove.
6. according to claim 5 electromagnetic proportional valve it is characterised in that：Described guide pin bushing is identical with the diameter of described pole shoe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610885909.9A CN106382388A (en) | 2016-10-10 | 2016-10-10 | Electromagnetic proportional valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610885909.9A CN106382388A (en) | 2016-10-10 | 2016-10-10 | Electromagnetic proportional valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106382388A true CN106382388A (en) | 2017-02-08 |
Family
ID=57937307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610885909.9A Pending CN106382388A (en) | 2016-10-10 | 2016-10-10 | Electromagnetic proportional valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106382388A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678562A (en) * | 2019-03-11 | 2020-09-18 | 舍弗勒技术股份两合公司 | Thermal management module for vehicle and flow measurement method thereof |
| CN113007405A (en) * | 2021-02-08 | 2021-06-22 | 北京七星华创流量计有限公司 | Flow valve, mass flow control device, and flow valve opening control method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102913496A (en) * | 2012-10-24 | 2013-02-06 | 浙江工业大学 | Bi-directional full-bridge 2D electro-hydraulic proportional directional valve |
| CN203685443U (en) * | 2014-02-07 | 2014-07-02 | 无锡威孚汽车柴油系统有限公司 | Split proportional magnetic valve for common rail pump |
| CN104481949A (en) * | 2014-11-27 | 2015-04-01 | 上海立新液压有限公司 | Plug-in proportional throttle valve |
| CN104948811A (en) * | 2014-03-26 | 2015-09-30 | 姚丽 | Three-position four-way electromagnetic directional valve |
| CN105422914A (en) * | 2015-12-07 | 2016-03-23 | 常州市康士达机电有限公司 | Electromagnetic directional valve |
-
2016
- 2016-10-10 CN CN201610885909.9A patent/CN106382388A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102913496A (en) * | 2012-10-24 | 2013-02-06 | 浙江工业大学 | Bi-directional full-bridge 2D electro-hydraulic proportional directional valve |
| CN203685443U (en) * | 2014-02-07 | 2014-07-02 | 无锡威孚汽车柴油系统有限公司 | Split proportional magnetic valve for common rail pump |
| CN104948811A (en) * | 2014-03-26 | 2015-09-30 | 姚丽 | Three-position four-way electromagnetic directional valve |
| CN104481949A (en) * | 2014-11-27 | 2015-04-01 | 上海立新液压有限公司 | Plug-in proportional throttle valve |
| CN105422914A (en) * | 2015-12-07 | 2016-03-23 | 常州市康士达机电有限公司 | Electromagnetic directional valve |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678562A (en) * | 2019-03-11 | 2020-09-18 | 舍弗勒技术股份两合公司 | Thermal management module for vehicle and flow measurement method thereof |
| CN111678562B (en) * | 2019-03-11 | 2024-02-27 | 舍弗勒技术股份两合公司 | Thermal management module for vehicle and flow measurement method thereof |
| CN113007405A (en) * | 2021-02-08 | 2021-06-22 | 北京七星华创流量计有限公司 | Flow valve, mass flow control device, and flow valve opening control method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202994222U (en) | Magnetic flowmeter for measuring flow of process fluid | |
| RU2647555C1 (en) | Flowmeter tube assembly of magnetic flowmeter with sleeve / electrode replacement module | |
| CN102301146B (en) | Piston-cylinder Assembly Having Integrated Measuring Device | |
| CN106382388A (en) | Electromagnetic proportional valve | |
| CN204758393U (en) | A centre gripping fixing device for high temperature alloy silk material high temperature tension test | |
| CN106369186A (en) | Maintainable electromagnetic valve | |
| CN104141709A (en) | A clutch separator used for a clutch | |
| CN101839685B (en) | Measurement device and method for wire roundness based on electromagnetic sensor | |
| CN110081298B (en) | Lubrication distribution assembly | |
| CN205373827U (en) | Miniature high accuracy level sensor | |
| CN106402072A (en) | Electromagnetic relief pressure throttle valve | |
| CN101398032A (en) | Axial magnetic thrust bearing | |
| US10502599B2 (en) | Polymeric magnetic flowmeter flow body assembly | |
| CN106321939A (en) | Electromagnetic reversing valve | |
| CN209524962U (en) | A kind of spindle mounted detection device of numerically-controlled machine tool | |
| CN106352146A (en) | Electromagnetic proportion valve | |
| CN105021309B (en) | A kind of splice type can heat high-precision distributed optical fiber temperature sensor | |
| CN103344784A (en) | Temperature control type magnetic liquid acceleration sensor | |
| CN203604736U (en) | Electromagnetic cartridge safety valve comprising inductive transducer | |
| CN203449642U (en) | Slide block state sensor for manufacturing safe press machines | |
| CN202152767U (en) | Proportional valve | |
| CN105422626A (en) | Flying shear copper sleeve convenient to dismount | |
| CN105156735A (en) | Safe solenoid valve structure | |
| CN106352147A (en) | Electromagnetic sandwich valve | |
| CN103983178B (en) | Proximity type timing sensor using magnetism principle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170208 |
|
| RJ01 | Rejection of invention patent application after publication |