CN206758356U - A kind of electro-magnet switch - Google Patents

A kind of electro-magnet switch Download PDF

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Publication number
CN206758356U
CN206758356U CN201720597836.3U CN201720597836U CN206758356U CN 206758356 U CN206758356 U CN 206758356U CN 201720597836 U CN201720597836 U CN 201720597836U CN 206758356 U CN206758356 U CN 206758356U
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CN
China
Prior art keywords
push rod
housing
electro
buting iron
iron
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Active
Application number
CN201720597836.3U
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Chinese (zh)
Inventor
张峰
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Ningbo Yao Feng Hydraulic Electric Appliance Co Ltd
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Ningbo Yao Feng Hydraulic Electric Appliance Co Ltd
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Priority to CN201720597836.3U priority Critical patent/CN206758356U/en
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Publication of CN206758356U publication Critical patent/CN206758356U/en
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Abstract

The utility model provides a kind of electro-magnet switch, belongs to electromagnet technical field.It solves the problems, such as that existing electro-magnet switch service life is short.This electro-magnet switch includes:Housing, projection is provided with plug formed with mounting seat and in mounting seat on the outer surface of housing, is hollowed out in the middle part of housing formed with accommodating chamber, and loop coil is provided with accommodating chamber;Buting iron, it is arranged in accommodating chamber and the loop coil is sheathed on buting iron, mounting hole is offered in the middle part of buting iron, the first push rod and iron core are provided with mounting hole, 6 grooves are uniformly surrounded with the excircle of the first push rod and each groove extends to the other end of the first push rod from one end of the first push rod;Second push rod, spring is arranged with the other end of the second push rod, bearing is arranged with the second push rod provided with the shaft shoulder close to spring side on the second push rod, the bearing is resisted against on the madial wall of housing.This electro-magnet switch has the advantages of simple in construction, service life is long.

Description

A kind of electro-magnet switch
Technical field
The utility model belongs to electromagnet technical field, is related to a kind of electro-magnet switch.
Background technology
The on and off of traditional switch valve is generally all common by switch electromagnet and the back-moving spring at valve element Complete, when switch electromagnet is powered, iron core therein is attracted by magnetic force, is slided in accommodating chamber and is overcome back-moving spring Bounce pull switch valve core, valve element is set to be maintained at out (or closing) state, when switch electromagnet powers off, valve element and iron core exist Set back under the bounce effect of back-moving spring, valve element is maintained at pass (or opening) state.But iron core exists in the prior art Slided back and forth in accommodating chamber, easily cause iron core and accommodate the abrasion of cavity wall, cause service life to reduce.To sum up institute State, opened to solve the deficiency in existing electro-magnet switch structure, it is necessary to design a kind of electromagnet simple in construction, service life length Close.
The content of the invention
The purpose of this utility model is above mentioned problem be present for existing technology, it is proposed that a kind of simple in construction, use The electro-magnet switch of long lifespan.
The purpose of this utility model can be realized by following technical proposal:A kind of electro-magnet switch, including:
Housing, projection is provided with plug formed with mounting seat and in mounting seat on the outer surface of housing, in housing Middle part is hollowed out formed with accommodating chamber, and the loop coil electrically connected with plug is provided with accommodating chamber;
Buting iron, it is arranged in accommodating chamber and the loop coil is sheathed on buting iron, and peace is offered in the middle part of buting iron Hole is filled, the first push rod and iron core are provided with mounting hole, the threaded one end of the first push rod is connected on the end face of iron core, and first pushes away The protruding buting iron of the other end of bar, 6 grooves are uniformly surrounded with the excircle of the first push rod and each groove from One end of first push rod extends to the other end of the first push rod;
Second push rod, it is threadedly connected on end face of the iron core away from the first push rod, and the other end of the second push rod is arranged with Spring, the shaft shoulder is provided with close to spring side on the second push rod, the both ends of the spring are born against on the shaft shoulder and housing;
Bearing, is arranged with bearing on the second push rod, and the bearing is resisted against on the madial wall of housing.
In a kind of above-mentioned electro-magnet switch, coil holder is provided with accommodating chamber and is offered on coil holder it is used for The annular groove of loop coil is installed, the loop coil is arranged in annular groove.
In a kind of above-mentioned electro-magnet switch, magnetism-isolating loop is provided with the end face of buting iron side in iron core, it is described every The both ends of magnet ring are born against on iron core and buting iron.
In a kind of above-mentioned electro-magnet switch, multiple annular fixing grooves are offered on the excircle of buting iron, in each ring Sealing ring is provided with shape fixing groove, the both ends of the sealing ring are connected with housing and buting iron respectively.
Compared with prior art, uniform ring is offered in the utility model on the excircle of the first push rod around the 6 of setting Individual groove, reduce the contact area of both the first push rod and buting iron madial wall, so as to reduce iron core and accommodate cavity wall Abrasion, improves service life of the present utility model.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the first push rod in the preferred embodiment of the utility model one.
In figure, 100, housing;110th, mounting seat;120th, plug;130th, coil holder;131st, loop coil;200th, buting iron; 210th, the first push rod;211st, groove;220th, iron core;230th, the second push rod;231st, spring;232nd, the shaft shoulder;300th, bearing;400th, every Magnet ring;500th, fixing groove;510th, sealing ring.
Embodiment
It is specific embodiment of the utility model and with reference to accompanying drawing below, the technical solution of the utility model is made further Description, but the utility model is not limited to these embodiments.
As depicted in figs. 1 and 2, the housing 100 that this electro-magnet switch is laterally set, in the convex outer surfaces shape of housing 100 Into having mounting seat 110 and plug 120 being installed with mounting seat 110, hollowed out at the middle part of housing 100 formed with accommodating chamber, The loop coil 131 electrically connected with plug 120 is provided with accommodating chamber, cored 220 are worn at the middle part of loop coil 131, When plug 120 is powered, loop coil 131, which is powered, can produce magnetic field and magnetizable iron core 220, can edge after iron core 220 magnetizes Loop coil 131 to slide in a lateral direction.
Preferably, buting iron 200 is provided with accommodating chamber, above-mentioned coil holder 130 is located on buting iron 200 and the loop coil 131 both ends are connected with buting iron 200 and housing 100 respectively, and iron core 220 is arranged on buting iron 200 and can be along buting iron 200 in horizontal stroke Moved up to side.
Further, be arranged with coil holder 130 on the outer surface of loop coil 131, the both ends of coil holder 130 respectively with Buting iron 200 is connected with the both ends of housing 100, and annular groove is offered on the outer surface of coil holder 130, and above-mentioned loop coil 131 blocks In annular groove, the setting of coil holder 130 ensure that the steadiness that loop coil 131 is installed, while the coil holder 130 has Insulating effect but have no effect on the Distribution of Magnetic Field after loop coil 131 is powered so that loop coil 131 can band dynamic iron core 220 edge The normal movement in a lateral direction of buting iron 200.
Mounting hole is offered at the middle part of buting iron 200 and the first push rod 210 is provided with mounting hole, the first push rod 210 Threaded one end is connected on the end face of iron core 220, the protruding buting iron 200 of the other end of the first push rod 210, and iron core 220 can band Dynamic first push rod 210 moves along mounting hole.
Multiple grooves 211 are uniformly surrounded with the excircle of the first push rod 210 and each groove 211 pushes away from first One end of bar 210 extends to the other end of the first push rod 210, and the setting of groove 211 reduces the first push rod 210 and buting iron 200 The contact area of both madial walls, so as to reduce iron core 220 and accommodate the abrasion of cavity wall, improve of the present utility model make Use the life-span.
Preferably, the quantity of above-mentioned groove 211 is 6 and 6 uniform rings of groove 211 around being arranged at the first push rod 210 On excircle, while the quantity of groove 211 can carry out accommodation according to actual needs.
The second push rod 230, another point set of the second push rod 230 are provided with end face of the iron core 220 away from the first push rod 210 Provided with spring 231, in an initial condition, the elastic force of spring 231 can make the second push rod 230 away from spring 231, while also make One push rod, 210 protruding buting iron 200, when loop coil 131 is powered, loop coil 131 can produce magnetic field and magnetizable iron Core 220, the first push rod 210 inwardly retraction buting iron 200 can be driven after the magnetization of iron core 220, and spring 231 is had by compression Elastic force, the setting of spring 231 drive the first push rod 210 to return back to initial position when can power off loop coil 131.
The shaft shoulder 232 is provided with close to the side of spring 231 on the second push rod 230, the both ends of spring 231 are born against in the shaft shoulder 232 and housing 100 on, the setting of the shaft shoulder 232 ensures the steadiness that spring 231 is set, and it is existing to avoid the occurrence of the skew of the position of spring 231 The generation of elephant.
Bearing 300 is arranged with the second push rod 230, bearing 300 can play a supporting role to the second push rod 230, and protect Demonstrate,proving the second push rod 230 can move in a lateral direction relative to housing 100, improve the sliding of both the second push rod 230 and housing 100 Stationarity.
Magnetism-isolating loop 400 is provided with the end face of the first axle sleeve in iron core 220, the setting of the magnetism-isolating loop 400 avoids outside Magnetic field in boundary's environment is magnetized on iron core 220 and influences the normal work in the utility model.
Preferably, multiple annular fixing grooves 500 are offered on the excircle of buting iron 200, in each annular fixing groove 500 Sealing ring 510 is provided with, the setting of the sealing ring 510 improves the frictional force of both buting iron 200 and housing 100, ensure that The stability of both connections of buting iron 200 and housing 100.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.

Claims (4)

1. a kind of electro-magnet switch, including:
Housing, projection is provided with plug formed with mounting seat and in mounting seat on the outer surface of housing, at the middle part of housing Hollow out formed with accommodating chamber, the loop coil electrically connected with plug is provided with accommodating chamber;
Buting iron, it is arranged in accommodating chamber and the loop coil is sheathed on buting iron, and mounting hole is offered in the middle part of buting iron, The first push rod and iron core are provided with mounting hole, the threaded one end of the first push rod is connected on the end face of iron core, the first push rod The protruding buting iron of the other end, is uniformly surrounded with 6 grooves on the excircle of the first push rod and each groove is from first One end of push rod extends to the other end of the first push rod;
Second push rod, it is threadedly connected on end face of the iron core away from the first push rod, and the other end of the second push rod is arranged with spring, The shaft shoulder is provided with close to spring side on the second push rod, the both ends of the spring are born against on the shaft shoulder and housing;
Bearing, is arranged with bearing on the second push rod, and the bearing is resisted against on the madial wall of housing.
A kind of 2. electro-magnet switch according to claim 1, it is characterised in that be provided with accommodating chamber coil holder and The annular groove for installing loop coil is offered on coil holder, the loop coil is arranged in annular groove.
3. a kind of electro-magnet switch according to claim 2, it is characterised in that in iron core on the end face of buting iron side Provided with magnetism-isolating loop, the both ends of the magnetism-isolating loop are born against on iron core and buting iron.
4. a kind of electro-magnet switch according to claim 3, it is characterised in that offered on the excircle of buting iron multiple Annular fixing groove, is provided with sealing ring in each annular fixing groove, the both ends of the sealing ring respectively with housing and buting iron phase Even.
CN201720597836.3U 2017-05-25 2017-05-25 A kind of electro-magnet switch Active CN206758356U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720597836.3U CN206758356U (en) 2017-05-25 2017-05-25 A kind of electro-magnet switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720597836.3U CN206758356U (en) 2017-05-25 2017-05-25 A kind of electro-magnet switch

Publications (1)

Publication Number Publication Date
CN206758356U true CN206758356U (en) 2017-12-15

Family

ID=60620366

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720597836.3U Active CN206758356U (en) 2017-05-25 2017-05-25 A kind of electro-magnet switch

Country Status (1)

Country Link
CN (1) CN206758356U (en)

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