CN106015694B - A kind of energy-saving electrical magnetic assembly - Google Patents

A kind of energy-saving electrical magnetic assembly Download PDF

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Publication number
CN106015694B
CN106015694B CN201610536256.3A CN201610536256A CN106015694B CN 106015694 B CN106015694 B CN 106015694B CN 201610536256 A CN201610536256 A CN 201610536256A CN 106015694 B CN106015694 B CN 106015694B
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iron core
level
dynamic iron
exciting coil
magnet exciting
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CN106015694A (en
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李灵芝
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李灵芝
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    • 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
    • F16K31/0675Electromagnet aspects, e.g. electric supply therefor
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00Magnets
    • H01F7/06Electromagnets; Actuators including electromagnets
    • H01F7/08Electromagnets; Actuators including electromagnets with armatures
    • H01F7/081Magnetic constructions
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00Magnets
    • H01F7/06Electromagnets; Actuators including electromagnets
    • H01F7/08Electromagnets; Actuators including electromagnets with armatures
    • H01F7/16Rectilinearly-movable armatures
    • H01F7/1607Armatures entering the winding

Abstract

A kind of energy-saving electrical magnetic assembly disclosed by the invention, including casing, static iron core and magnet exciting coil, static iron core is fixed on the inside of casing, magnet exciting coil is set to the outside of casing, level-one dynamic iron core and second level dynamic iron core are also equipped in casing, second level dynamic iron core can be moved axially relative to level-one dynamic iron core, and level-one dynamic iron core is linked with second level dynamic iron core;When magnet exciting coil is not powered on, the axial gap between second level dynamic iron core and static iron core is greater than the axial gap between level-one dynamic iron core and static iron core.The configuration of the present invention is simple is reasonable, when use on the basis of guaranteeing solenoid valve output flow, can be effectively reduced the starting power consumption of magnet exciting coil, effects of energy conservation and environmental protection is preferable, avoids magnet exciting coil and is burned because temperature rise is higher, extends the service life of solenoid valve.

Description

A kind of energy-saving electrical magnetic assembly
Technical field
The present invention relates to Solenoid Valve Technology field, in particular to a kind of energy-saving electrical magnetic assembly for solenoid valve.
Background technique
Electromagnetic assembly is the important driving building block of solenoid valve.Electromagnetic assembly generally includes casing, is movably arranged at casing Interior dynamic iron core, the static iron core being fixed in casing and the magnet exciting coil for being set to jacket exterior.When magnet exciting coil is powered When, static iron core generates magnetic force, attracts dynamic iron core along the axial movement of casing, and then realize opening or closing for valve body.In order to protect Demonstrate,proving solenoid valve has enough output flows, needs to make to be formed with certain axial aperture between dynamic iron core and valve port.City at present Common electromagnetic assembly on face, dynamic iron core are usually one-piece construction, and the excitation gap between static iron core and dynamic iron core is set It is set to the length being adapted with the axial direction aperture.For example, if the axial aperture of valve port needs to be maintained at 1mm when electromagnetic valve work, Excitation gap so between static iron core and dynamic iron core is also provided accordingly to 1mm, and when magnet exciting coil is powered, dynamic iron core is in electricity 1mm is moved integrally under the action of magnetic attraction.But the drawbacks of this design, is that excitation stroke is larger, so that magnet exciting coil starts Power consumption is larger, and it is bad not only result in effects of energy conservation and environmental protection, and it is higher to also result in coil temperature rise, and magnet exciting coil is be easy to cause to be burnt It ruins, reduces whole service life.
Summary of the invention
In view of the defects and deficiencies of the prior art, the present invention intends to provide a kind of energy-saving electrical magnetic assembly, knots Structure advantages of simple can be effectively reduced the starting power consumption of magnet exciting coil when use on the basis of guaranteeing solenoid valve output flow, Effects of energy conservation and environmental protection is preferable, avoids magnet exciting coil and is burned because temperature rise is higher, extends the service life of solenoid valve.
To achieve the above object, the invention adopts the following technical scheme:
A kind of energy-saving electrical magnetic assembly of the present invention, including casing, static iron core and magnet exciting coil, the static iron core are solid Due to the inside of described sleeve pipe, the magnet exciting coil is set to the outside of described sleeve pipe, is also equipped with one in described sleeve pipe Grade dynamic iron core and second level dynamic iron core, the second level dynamic iron core can be moved axially relative to the level-one dynamic iron core, and the level-one is dynamic Iron core is linked with the second level dynamic iron core;When the magnet exciting coil is not powered on, the second level dynamic iron core and the quiet iron Axial gap between core is greater than the axial gap between the level-one dynamic iron core and the static iron core.
Further, the level-one dynamic iron core is sheathed on the outside of the second level dynamic iron core.
Further, the second level dynamic iron core is provided with lateral pin, and the level-one dynamic iron core is equipped with corresponding with the lateral pin Limit hole, the lateral pin activity is inserted in the limit hole, and the second level dynamic iron core passes through the lateral pin and the level-one Dynamic iron core is linked.
Further, the static iron core is axially disposed an exhaust passage, the upper end of the second level dynamic iron core be provided with The corresponding upper chock plug of the exhaust passage, supports between the upper chock plug and the lateral pin and is equipped with chock plug spring.
Further, the bottom end of the second level dynamic iron core stretches out in the outside of the level-one dynamic iron core, and the second level moves iron It is supported between core and the bottom of the level-one dynamic iron core and is equipped with the first spring;Between the second level dynamic iron core and the bottom of described sleeve pipe To equipped with second spring.
Further, the bottom end of the second level dynamic iron core is provided with lower chock plug.
Further, the second level dynamic iron core is sheathed on the outside of the level-one dynamic iron core.
Further, the second level dynamic iron core is provided with lateral pin, and the level-one dynamic iron core is equipped with corresponding with the lateral pin Limit hole, the lateral pin activity is inserted in the limit hole, and the second level dynamic iron core passes through the lateral pin and the level-one Dynamic iron core is linked.
Further, it is supported between the second level dynamic iron core and the bottom of the level-one dynamic iron core and is equipped with the first spring;It is described It is supported between second level dynamic iron core and the bottom of described sleeve pipe and is equipped with second spring.
Further, the bottom end of the second level dynamic iron core is provided with lower chock plug.
The invention has the benefit that energy-saving electrical magnetic assembly provided by the invention, by the way that one is respectively set in casing Grade dynamic iron core and second level dynamic iron core, level-one dynamic iron core are linked with second level dynamic iron core, and when magnet exciting coil is not powered on, second level is dynamic Axial gap between iron core and static iron core is greater than the axial gap between level-one dynamic iron core and static iron core, when magnet exciting coil is powered When, in the initial stage of movement, since level-one dynamic iron core is closer to static iron core, thus under the action of electromagnetic attraction, level-one Dynamic iron core can first drive second level dynamic iron core synchronous mobile towards static iron core direction, when level-one dynamic iron core is moved to extreme position (such as one Grade dynamic iron core and static iron core offset) when, second level dynamic iron core will continue under the action of electromagnetic attraction relative to level-one dynamic iron core Axial movement, until second level dynamic iron core and static iron core are inconsistent.
In conclusion compared with prior art, dynamic iron core of the present invention is by using split-type design, the advantage is that: one Aspect, the stroke of second level dynamic iron core are range of the invention, this makes second level dynamic iron core have fully axial movement empty Between, therefore when second level dynamic iron core and valve port cooperating, fully ensure that valve port has sufficiently large axial aperture, to protect The normal discharge output of solenoid valve is demonstrate,proved;On the other hand, due to original state (when i.e. magnet exciting coil is not powered on) level-one dynamic iron core Compared to second level dynamic iron core closer to static iron core, so that the excitation gap between level-one dynamic iron core and static iron core is smaller, to encouraging The requirement that magnetic coil starts magnetic force is lower, to be conducive to reduce starting power consumption of the invention, both made effects of energy conservation and environmental protection compared with It is good, it is thus also avoided that magnet exciting coil is burned because temperature rise is higher, extends the service life of solenoid valve, when level-one dynamic iron core moves When to extreme position, second level dynamic iron core is also moved under the drive of level-one dynamic iron core close to the position of static iron core, at this time The magnetic attraction that magnet exciting coil and static iron core cooperation generate, which is enough to adsorb second level dynamic iron core, to be continued to move, thus, this multiple step format Action process has fully ensured that the Stability and dependability of working performance of the present invention again.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the first embodiment of the invention;
Fig. 2 is the overall structure diagram of second of embodiment of the invention.
In Fig. 1 and Fig. 2:
1, casing;2, static iron core;3, magnet exciting coil;4, level-one dynamic iron core;5, second level dynamic iron core;6, lateral pin;7, limit hole; 8, exhaust passage;9, upper chock plug;10, chock plug spring;11, lower chock plug;12, the first spring;13, second spring.
Specific embodiment
The present invention will be further described below with reference to the drawings.
A kind of energy-saving electrical magnetic assembly as depicted in figs. 1 and 2, including casing 1, static iron core 2 and magnet exciting coil 3, quiet iron Core 2 is fixed on the inside of casing 1, and magnet exciting coil 3 is set to the outside of casing 1, is also equipped with level-one dynamic iron core in casing 1 4 and second level dynamic iron core 5, second level dynamic iron core 5 can be moved axially relative to level-one dynamic iron core 4, level-one dynamic iron core 4 and second level dynamic iron core 5 are linked;When magnet exciting coil 3 is not powered on, the axial gap between second level dynamic iron core 5 and static iron core 2 is greater than level-one and moves iron Axial gap between core 4 and static iron core 2.
Preferably, in order to keep energy-saving effect of the invention best, when magnet exciting coil 3 is not powered on, second level dynamic iron core 5 with it is quiet Twice of axial distance of the axial distance between level-one dynamic iron core 4 and static iron core 2 between iron core 2.For example, if solenoid valve work The axial aperture of valve port needs to be maintained at 1mm when making, then the axial distance between level-one dynamic iron core 4 and static iron core 2 is 0.5mm, the axial distance between 4 upper surface of 5 upper surface of second level dynamic iron core and level-one dynamic iron core is also 0.5mm at this time.
Embodiment one:
Referring to Fig. 1, level-one dynamic iron core 4 is sheathed on the outside of second level dynamic iron core 5, and second level dynamic iron core 5 is provided with lateral pin 6, and one Grade dynamic iron core 4 is equipped with limit hole 7 corresponding with lateral pin 6, and 6 activity of lateral pin is inserted in limit hole 7, and second level dynamic iron core 5 passes through Lateral pin 6 is linked with level-one dynamic iron core 4.
Static iron core 2 is axially disposed exhaust passage 8, and the upper end of second level dynamic iron core 5 is provided with corresponding with exhaust passage 8 Upper chock plug 9, between upper chock plug 9 and lateral pin 6 support be equipped with chock plug spring 10.Upper chock plug 9 is used under the driving of second level dynamic iron core 5 Intermittence blocks exhaust passage 8.10 one side of chock plug spring is used to improve the plugging effect of chock plug 9, on the other hand also to upper Chock plug 9 plays protective effect, extends the service life of chock plug 9.
The bottom end of second level dynamic iron core 5 is provided with lower chock plug 11, when second level dynamic iron core 5 and valve port cooperating, under Chock plug 11 and sealing cooperate, thus to realize opening or closing for valve port.
The bottom end of second level dynamic iron core 5 stretches out in the outside of level-one dynamic iron core 4, the bottom of second level dynamic iron core 5 and level-one dynamic iron core 4 It is supported between portion and is equipped with the first spring 12;It is supported between second level dynamic iron core 5 and the bottom of casing 1 and is equipped with second spring 13.First spring 12 and second spring 13 be used to that second level dynamic iron core 5 to be promoted to have towards the trend far from the movement of 2 direction of static iron core, to ensure that this The normal reset of invention.
The operation principle of the present invention is that: when magnet exciting coil 3 is powered, in the initial stage of movement, due to level-one dynamic iron core 4 It is closer to static iron core 2, thus under the action of electromagnetic attraction, level-one dynamic iron core 4 can first drive second level dynamic iron core by lateral pin 6 5 is synchronous mobile towards 2 direction of static iron core, when level-one dynamic iron core 4 is moved to extreme position (such as level-one dynamic iron core 4 and 2 phase of static iron core To) when, second level dynamic iron core 5 will continue to move axially relative to level-one dynamic iron core 4 under the action of electromagnetic attraction, until second level Dynamic iron core 5 and static iron core 2 are inconsistent.
Embodiment two:
Referring to fig. 2, second level dynamic iron core 5 is sheathed on the outside of level-one dynamic iron core 4, second level dynamic iron core 5 is provided with lateral pin 6, and one Grade dynamic iron core 4 is equipped with limit hole 7 corresponding with lateral pin 6, and 6 activity of lateral pin is inserted in limit hole 7, and second level dynamic iron core 5 passes through Lateral pin 6 is linked with level-one dynamic iron core 4.
It is supported between second level dynamic iron core 5 and the bottom of level-one dynamic iron core 4 and is equipped with the first spring 12;Second level dynamic iron core 5 and casing 1 Bottom between support be equipped with second spring 13.The bottom end of second level dynamic iron core 5 is provided with lower chock plug 11.
The working principle of the present embodiment is identical as the working principle of embodiment one, therefore this will not be repeated here.
In conclusion compared with prior art, dynamic iron core of the present invention by using split-type design, the advantage is that:
On the one hand, the stroke of second level dynamic iron core 5 is range of the invention, and it is abundant that this has second level dynamic iron core 5 The earth's axis has fully ensured that valve port has sufficiently large axis to space, therefore when second level dynamic iron core 5 and valve port cooperating To aperture, to ensure that the normal discharge output of solenoid valve;
On the other hand, since original state (when i.e. magnet exciting coil 3 is not powered on) level-one dynamic iron core 4 is compared to second level dynamic iron core 5 closer to static iron core 2, so that the excitation gap between level-one dynamic iron core 4 and static iron core 2 is smaller, starts magnetic to magnet exciting coil 3 The requirement of power is lower, to be conducive to reduce starting power consumption of the invention, has both made effects of energy conservation and environmental protection preferable, it is thus also avoided that encourage Magnetic coil 3 is burned because temperature rise is higher, extends the service life of solenoid valve, when level-one dynamic iron core 4 moves to extreme position When, second level dynamic iron core 5 also moves to the position of close static iron core 2 under the drive of level-one dynamic iron core 4, at this time magnet exciting coil 3 magnetic attractions generated with the cooperation of static iron core 2, which are enough to adsorb second level dynamic iron core 5, to be continued to move, thus, the movement of this multiple step format Journey has fully ensured that the Stability and dependability of working performance of the present invention again.
The above description is only a preferred embodiment of the present invention, thus it is all according to the configuration described in the scope of the patent application of the present invention, The equivalent change or modification that feature and principle are done, is included in the scope of the patent application of the present invention.

Claims (2)

1. a kind of energy-saving electrical magnetic assembly, including casing, static iron core and magnet exciting coil, the static iron core are fixed on described sleeve pipe Inside, the magnet exciting coil are set to the outside of described sleeve pipe, it is characterised in that: it is dynamic that level-one is also equipped in described sleeve pipe Iron core and second level dynamic iron core, the second level dynamic iron core can be moved axially relative to the level-one dynamic iron core, the level-one dynamic iron core It is linked with the second level dynamic iron core;When the magnet exciting coil is not powered on, the second level dynamic iron core and the static iron core it Between axial gap be greater than axial gap between the level-one dynamic iron core and the static iron core;
The level-one dynamic iron core is sheathed on the outside of the second level dynamic iron core;The second level dynamic iron core is provided with lateral pin, and described one Grade dynamic iron core is equipped with limit hole corresponding with the lateral pin, and the lateral pin activity is inserted in the limit hole, the second level Dynamic iron core is linked by the lateral pin and the level-one dynamic iron core;
The static iron core is axially disposed exhaust passage, and the upper end of the second level dynamic iron core is provided with and the exhaust passage phase Corresponding upper chock plug supports between the upper chock plug and the lateral pin and is equipped with chock plug spring;The bottom end of the second level dynamic iron core is arranged There is lower chock plug.
2. energy-saving electrical magnetic assembly according to claim 1, it is characterised in that: the bottom end of the second level dynamic iron core stretches out in The outside of the level-one dynamic iron core is supported between the second level dynamic iron core and the bottom of the level-one dynamic iron core and is equipped with the first spring; It is supported between the second level dynamic iron core and the bottom of described sleeve pipe and is equipped with second spring.
CN201610536256.3A 2016-06-29 2016-06-29 A kind of energy-saving electrical magnetic assembly Active CN106015694B (en)

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CN106015694B true CN106015694B (en) 2019-06-18

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108105453B (en) * 2017-12-20 2020-08-25 中国航发贵州红林航空动力控制科技有限公司 Miniature normally closed solenoid valve with two-stage armature structure

Citations (2)

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Publication number Priority date Publication date Assignee Title
US3961298A (en) * 1975-05-07 1976-06-01 The Singer Company Dual plunger solenoid
CN203215028U (en) * 2013-05-08 2013-09-25 瑞立集团瑞安汽车零部件有限公司 Large-cavity electromagnetic valve

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DE102008011573B4 (en) * 2008-02-28 2013-02-14 Danfoss A/S Electromagnetic actuator and valve
JP5567632B2 (en) * 2011-11-30 2014-08-06 株式会社鷺宮製作所 Solenoid valve and pilot solenoid valve
CN104315226B (en) * 2014-09-11 2017-05-03 奉化市星宇电子有限公司 Solenoid valve for fluid control
CN204083448U (en) * 2014-09-30 2015-01-07 宁波星箭航天机械有限公司 Guide electromagnetic valve
CN205908839U (en) * 2016-06-29 2017-01-25 李灵芝 Energy -saving electric magnetic component

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3961298A (en) * 1975-05-07 1976-06-01 The Singer Company Dual plunger solenoid
CN203215028U (en) * 2013-05-08 2013-09-25 瑞立集团瑞安汽车零部件有限公司 Large-cavity electromagnetic valve

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