CN104329504A - Electromagnetic regulating valve - Google Patents

Electromagnetic regulating valve Download PDF

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Publication number
CN104329504A
CN104329504A CN201410601811.7A CN201410601811A CN104329504A CN 104329504 A CN104329504 A CN 104329504A CN 201410601811 A CN201410601811 A CN 201410601811A CN 104329504 A CN104329504 A CN 104329504A
Authority
CN
China
Prior art keywords
valve
guiding loop
magnetic guiding
valve body
gap
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.)
Granted
Application number
CN201410601811.7A
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Chinese (zh)
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CN104329504B (en
Inventor
刘贤军
吴英
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Houlibo precision instrument (Beijing) Co., Ltd
Original Assignee
Beijing Hole Chang Huibolong Exact Instrument Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Beijing Hole Chang Huibolong Exact Instrument Co Ltd filed Critical Beijing Hole Chang Huibolong Exact Instrument Co Ltd
Priority to CN201410601811.7A priority Critical patent/CN104329504B/en
Publication of CN104329504A publication Critical patent/CN104329504A/en
Application granted granted Critical
Publication of CN104329504B publication Critical patent/CN104329504B/en
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Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00Actuating devices; Operating means; Releasing devices
    • F16K31/02Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/06Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
    • F16K31/0644One-way valve
    • F16K31/0655Lift valves

Abstract

The invention relates to the field of electromagnetic valves and discloses an electromagnetic regulating valve. The electromagnetic regulating valve comprises a valve body, a valve cover, a movable iron core assembly, a magnetically-conductive ring and a reed, wherein the magnetically-conductive ring is arranged in a cavity enclosed by the valve body and the valve cover, the magnetically-conductive ring, the valve body and the valve cover are connected with one another, so as to form a main body of the electromagnetic regulating valve, lock nuts which are respectively used for fixing valve cover and valve body regulating positions are arranged on the magnetically-conductive ring, and the movable iron core assembly is arranged in the magnetically-conductive ring and is connected with the magnetically-conductive ring through the reed. The electromagnetic regulating valve is good in magnetically-conductive effect and high in electromagnetism utilization ratio.

Description

A kind of solenoid valve
Technical field
The present invention relates to solenoid valve technical field, particularly relate to a kind of solenoid valve of separate regulation.
Background technique
In productive life, it is very important for carrying out measure control to the flow of gas, and wherein solenoid valve is a kind of conventional flow control valve.
Most magnetic gap and the initial tension of spring carrying out separate regulation solenoid valve by adding electromagnetism quantity of existing solenoid valve, or pass through magnetic gap and the pretightening force of online electromagnetic valve for adjusting simultaneously, and the initial tension of spring of solenoid valve, can magnetic gap be affected in adjustment process.Both can cause solenoid valve in adjustment, need to take solenoid valve apart to regulate.Solenoid valve needs repeated disassembled and assembled repeatedly can regulate successfully.
Summary of the invention
(1) technical problem that will solve
The technical problem to be solved in the present invention is that the pretightening force how realizing magnetic gap between movable core assembly with valve gap and reed is separated and adjusted, and is independent of each other, thus improves the manufacturing efficiency of solenoid valve.
(2) technological scheme
In order to solve the problems of the technologies described above, the invention provides a kind of solenoid valve, it comprises valve body, valve gap, movable core assembly, magnetic guiding loop and reed, described magnetic guiding loop is located in the cavity that described valve body and valve gap surround, described magnetic guiding loop, valve body and valve gap are interconnected to constitute the main body of described solenoid valve, described magnetic guiding loop is provided with the locking nut being respectively used to fixing described valve gap and valve body adjusted position, described movable core assembly is located in described magnetic guiding loop, and described movable core assembly is connected with described magnetic guiding loop by described reed.
Preferably, top and the described valve gap of described magnetic guiding loop are threaded connection, and bottom and the described valve body of described magnetic guiding loop are threaded connection.
Wherein, described magnetic guiding loop is tubular structure small in ends broad in the middle, and the upper end of described magnetic guiding loop is arranged with magnetic shield.
Wherein, the outer wall of the intermediate section of described magnetic guiding loop is provided with outside thread, and the inwall of described valve gap and valve body is equipped with internal thread, and described magnetic guiding loop is connected with described valve gap and valve body with being threaded of internal thread respectively by described outside thread.
Wherein, the outer wall of the top and bottom of described magnetic guiding loop is respectively equipped with annular groove, in described annular groove, is provided with elastomer seal.
Wherein, this solenoid valve can also comprise nozzle, and described nozzle is arranged in described valve body.
Wherein, described valve body is respectively equipped with the second gas circuit hole of the first gas circuit hole be communicated with described nozzle and the cavity connects with described magnetic guiding loop.
Wherein, the circumferential surface of described reed preferably adopts Pierced structure.
(3) beneficial effect
Compared with prior art, the present invention has the following advantages:
A kind of solenoid valve provided by the invention, magnetic guiding loop, valve body and valve gap is adopted to be interconnected, thus can by rotating the distance between magnetic guiding loop adjustment valve seat and nozzle, thus regulate the pretightening force of reed, when needing to regulate the magnetic gap between valve gap and magnetic guiding loop, by rotating described valve gap, i.e. adjustable required magnetic gap, and the pretightening force of reed can not be had influence on when regulating magnetic gap, thus improve the manufacturing efficiency of solenoid valve.
Accompanying drawing explanation
Fig. 1 is the overall structure sectional view of a kind of solenoid valve of the present invention.
In figure: 1: valve gap; 100: the inner core of valve gap; 2: coil; 3: movable core assembly; 4: magnetic shield; 5: elastomer seal; 6: reed; 7: valve seat; 8: magnetic guiding loop; 9: nozzle; 10: locking nut; 11: seal ring; 12: valve body.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following instance for illustration of the present invention, but is not used for limiting the scope of the invention.
In describing the invention, it should be noted that, term " " center ", " longitudinal direction ", " transverse direction ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.In addition, term " first ", " second ", " the 3rd " etc. only for describing object, and can not be interpreted as instruction or hint relative importance.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
In addition, in describing the invention, except as otherwise noted, the implication of " multiple ", " many ", " many groups " is two or more.
As shown in Figure 1, for a kind of solenoid valve provided by the invention, it comprises valve body 12, valve gap 1, magnetic guiding loop 8, valve seat 7, movable core assembly 3, reed 6 and nozzle 9, generally, described valve gap 1 is arranged on the top of valve body 12, and described valve body 12 and valve gap 1 itself are equipped with valve pocket; Described magnetic guiding loop 8 is located in the cavity that described valve body 12 and valve gap 1 surround, and described magnetic guiding loop 8, valve body 12 and valve gap 1 are interconnected to constitute the main body of described solenoid valve; Particularly, one end of described magnetic guiding loop 8 is threaded with described valve gap 1, the other end of described magnetic guiding loop 8 is threaded with described valve body 12, and described magnetic guiding loop 8 leaves the gap of adjustment with described valve gap 1, valve body 12 after being connected, described magnetic guiding loop 8 is provided with the locking nut 10 being respectively used to fixing described valve gap 1 and valve body 12 adjusted position; The open amount that magnetic guiding loop 8 and the distance of valve gap 1 adjust solenoid valve can be adjusted by outside, sealing and the cut-in voltage of solenoid valve is adjusted by outside adjustment magnetic guiding loop 8 and the distance of valve body 12, after having adjusted, fix its position by locking nut 10, thus realize on-line debugging; The inner core 100 of described valve gap is provided with coil 2, the inner core 100 of described valve gap is positioned at the top of described magnetic guiding loop 8, described valve seat 7 is arranged in described magnetic guiding loop 8, described movable core assembly 3 and reed 6 from top to bottom fixed cover are located on described valve seat 7, and described movable core assembly 3 is connected with described magnetic guiding loop 8 by described reed 6; Preferably, described valve seat 7 is in up-small and down-big boss-shaped, described movable core assembly 3 fixed cover is located at the small end of described valve seat 7, described reed 6 is preferably in being provided with the discoid of central through bore, described reed 6 fixed cover to be located on described valve seat 7 between the upper-end surface of the large end of described movable core assembly 3 and valve seat 7, preferably, fit in the upper-end surface of described reed 6 and the lower end surface of described movable core assembly 3, the end face of the lower end surface of described reed 6 and the large end of described valve seat 7 is fitted, and three forms a whole; The inwall of described magnetic guiding loop 8 be provided with for described reed 6 excircle against annular flange flange, when rotating described magnetic guiding loop 8, described reed 6 changes with the tightening degree of described annular flange flange, thus have adjusted the pretightening force of described reed 6, described nozzle 9 is arranged in valve body 12, one end of described nozzle 9 to extend in described magnetic guiding loop 8 and is arranged on immediately below described valve seat 7, be oppositely arranged with described valve seat 7, when rotating described magnetic guiding loop 8, the distance between described nozzle 9 and valve seat 7 changes; When after the pretightening force adjusting described reed 6, by rotating described valve gap 1, the magnetic gap between regulating winding 2 and movable core assembly 3, when regulating magnetic gap, can not have influence on the size of the pretightening force of reed 6, thus improving the manufacturing efficiency of solenoid valve.
Wherein, described valve gap 1, magnetic guiding loop 8 and movable core assembly 3 generally adopt permeability magnetic material to make, and because described valve gap 1 does not contact gas medium, require to reduce to corrosion resistance, described valve gap 1 adopts conventional resistant material to make and can meet the demands.
Conveniently install, described magnetic guiding loop 8 is in tubular structure small in ends broad in the middle, the upper end of described magnetic guiding loop 8 is arranged with magnetic shield 4, described magnetic shield 4 can avoid inner core 100 end face of valve gap directly contact with movable core assembly 3 and cause magnetic loop short circuit, and described magnetic shield 4 can also play the effect sealed the upper end of magnetic guiding loop 8.
Described magnetic guiding loop 8 with the concrete annexation of valve gap 1, valve body 12 is: the outer wall of the intermediate section of described magnetic guiding loop 8 is provided with outside thread, the inwall of described valve gap 1 and valve body 12 is equipped with internal thread, and described magnetic guiding loop 8 is connected with described valve gap 1 and valve body 12 with being threaded of internal thread respectively by described outside thread.
The excircle of the top and bottom of described magnetic guiding loop 8 is respectively equipped with annular groove, is provided with elastomer seal 5 in described annular groove, described elastomer seal 5 can be O RunddichtringO, to play seal action to magnetic guiding loop 8 and valve gap 1 and valve body 12 joint.
In order to ensure that described magnetic guiding loop 8 is connected reliable with valve gap 1, valve body 12 and is convenient to regulate the spacing between three, the side of described magnetic guiding loop 8 and described valve gap 1 joint and described magnetic guiding loop 8 is relative with the side of described valve body 12 joint is provided with locking nut 10, described locking nut 10 can also play self-locking action.
Described valve body 12 is respectively equipped with the second gas circuit hole of the first gas circuit hole of being communicated with described nozzle 9 and the cavity connects with described magnetic guiding loop 8, described gas circuit hole can be arranged on valve body 12 side as shown in Figure 1, also can on the bottom surface of valve body 12.
Preferably, the circumferential surface of described reed 6 adopts Pierced structure, particularly, by processing the different patterns running through reed 6 on reed 6, to ensure that described reed 6 has multiple elasticity coefficient.
Described magnetic shield 4 adopts nonmagnetic substance to make, to play the effect of isolation movable core assembly 3 and valve gap 1.
Preferably, described valve body 12 is provided with the tapped hole installing nozzle 9, and described nozzle 9 is threaded connection with described valve body 12, and utilizes seal ring 11 to seal; Equally, described nozzle 9 and described valve body 12 also can adopt other mode to be connected.
In addition, three place's magnetic gap are only had in the magnetic conductive loop formed at described valve gap 1 and magnetic guiding loop 8 and movable core assembly 3: one, the magnetic gap be threaded of valve gap 1 and magnetic guiding loop 8; Two, the movable sideshake of magnetic guiding loop 8 and movable core assembly 3; Three, the magnetic gap of movable core assembly 3 and valve gap 1; It can thus be appreciated that the gap of whole magnetic loop is little, and magnetic conduction is effective, make the utilization ratio of electromagnetic force high.
Movable core assembly of the present invention 3 separates with the pretightening force of reed 6 with the magnetic gap of valve gap 1 and adjusts, and is independent of each other, simple to operate, can on-line control, and solenoid valve manufacturing efficiency is high.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (8)

1. a solenoid valve, it comprises valve body, valve gap and movable core assembly, it is characterized in that, also comprise magnetic guiding loop and reed, described magnetic guiding loop is located in the cavity that described valve body and valve gap surround, described magnetic guiding loop, valve body and valve gap are interconnected to constitute the main body of described solenoid valve, described magnetic guiding loop is provided with the locking nut being respectively used to fixing described valve gap and valve body adjusted position, described movable core assembly is located in described magnetic guiding loop, and described movable core assembly is connected with described magnetic guiding loop by described reed.
2. solenoid valve as claimed in claim 1, it is characterized in that, top and the described valve gap of described magnetic guiding loop are threaded connection, and bottom and the described valve body of described magnetic guiding loop are threaded connection.
3. solenoid valve as claimed in claim 2, it is characterized in that, described magnetic guiding loop is tubular structure small in ends broad in the middle, and the upper end of described magnetic guiding loop is arranged with magnetic shield.
4. solenoid valve as claimed in claim 3, it is characterized in that, the outer wall of the intermediate section of described magnetic guiding loop is provided with outside thread, and the inwall of described valve gap and valve body is equipped with internal thread, and described magnetic guiding loop is connected with described valve gap and valve body with being threaded of internal thread respectively by described outside thread.
5. solenoid valve as claimed in claim 4, is characterized in that, the outer wall of the top and bottom of described magnetic guiding loop is respectively equipped with annular groove, be provided with elastomer seal in described annular groove.
6. solenoid valve as claimed in claim 1, it is characterized in that, also comprise nozzle, described nozzle is arranged in described valve body.
7. solenoid valve as claimed in claim 6, is characterized in that, described valve body is respectively equipped with the second gas circuit hole of the first gas circuit hole of being communicated with described nozzle and the cavity connects with described magnetic guiding loop.
8. solenoid valve as claimed in claim 1, is characterized in that, the circumferential surface of described reed adopts Pierced structure.
CN201410601811.7A 2014-10-31 2014-10-31 A kind of solenoid valve Active CN104329504B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410601811.7A CN104329504B (en) 2014-10-31 2014-10-31 A kind of solenoid valve

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Application Number Priority Date Filing Date Title
CN201410601811.7A CN104329504B (en) 2014-10-31 2014-10-31 A kind of solenoid valve

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CN104329504A true CN104329504A (en) 2015-02-04
CN104329504B CN104329504B (en) 2016-09-28

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106763998A (en) * 2016-11-29 2017-05-31 西安航天动力研究所 A kind of miniature bistable state latching valve

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1357322A1 (en) * 2001-08-20 2003-10-29 Advics Co., Ltd. Solenoid valve
CN101555958A (en) * 2008-04-09 2009-10-14 威伯科有限公司 Switching magnetic valve
CN102537482A (en) * 2011-12-25 2012-07-04 鲁定尧 Micro electromagnetic valve
CN202691240U (en) * 2012-07-24 2013-01-23 福建海洋铜业有限公司 Stop valve of gas pipeline
CN204187098U (en) * 2014-10-31 2015-03-04 北京堀场汇博隆精密仪器有限公司 A kind of solenoid valve

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1357322A1 (en) * 2001-08-20 2003-10-29 Advics Co., Ltd. Solenoid valve
CN101555958A (en) * 2008-04-09 2009-10-14 威伯科有限公司 Switching magnetic valve
CN102537482A (en) * 2011-12-25 2012-07-04 鲁定尧 Micro electromagnetic valve
CN202691240U (en) * 2012-07-24 2013-01-23 福建海洋铜业有限公司 Stop valve of gas pipeline
CN204187098U (en) * 2014-10-31 2015-03-04 北京堀场汇博隆精密仪器有限公司 A kind of solenoid valve

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106763998A (en) * 2016-11-29 2017-05-31 西安航天动力研究所 A kind of miniature bistable state latching valve
CN106763998B (en) * 2016-11-29 2024-02-09 西安航天动力研究所 Miniature bistable self-locking valve

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Address after: No. 23 and 25, No. 40, Beiyuan Road, Chaoyang District, Beijing 100012

Patentee after: Houlibo precision instrument (Beijing) Co., Ltd

Address before: 100012 No. 40 Beiyuan Road, Beijing, Chaoyang District

Patentee before: BEIJING HORIBA METRON INSTRUMENTS Co.,Ltd.

CP03 Change of name, title or address