CN207794839U - A kind of electromagnetic lock - Google Patents
A kind of electromagnetic lock Download PDFInfo
- Publication number
- CN207794839U CN207794839U CN201820089316.6U CN201820089316U CN207794839U CN 207794839 U CN207794839 U CN 207794839U CN 201820089316 U CN201820089316 U CN 201820089316U CN 207794839 U CN207794839 U CN 207794839U
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- locking bar
- connecting rod
- electromagnet
- mandrel
- electromagnetic lock
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Abstract
This application discloses a kind of electromagnetic locks, including：First sliding shaft sleeve, locking bar electromagnet mandrel one connecting rod, return spring and electromagnet coil, wherein, first sliding shaft sleeve is socketed in one end of the locking bar electromagnet mandrel one connecting rod, the electromagnet coil is socketed in the other end of the locking bar electromagnet mandrel one connecting rod, it is equipped with protrusion at the middle part of the locking bar electromagnet mandrel one connecting rod, return spring is equipped between the protrusion and the electromagnet coil.It by the connecting rod for being made of one parallel in the prior art electromagnet mandrel and locking bar in the application, overcomes and is easily accessible the foreign matters such as dust between structure locking bar and axle sleeve, make locking bar stuck the problem of causing equipment fault.
Description
Technical field
The utility model is related to field of lockset, specifically, being to be related to a kind of electromagnetic lock.
Background technology
Electromagnetic lock is primarily adapted for use in the front and back cabinet door of indoor high voltage switchgear, and disconnecting switch, breaker, ground wire etc. need to
It is latched position and realizes interlocking, prevent the generation of maloperation, be power generation and the indispensable blocking device of power supply department.In addition,
To adapt to the needs of integrated automation converting station, which also increases auxiliary contact in lock, can be in the conjunction of lockset point
Position provides the user with a pair of corresponding make and break contact, samples, avoids convenient for user's lockset reciprocal interlocking and comprehensive automation
Idle running is walked, is the ideal blocking device of modern substations equipment.
The design of electromagnetic lock is to utilize the principle of electric magnetisation, when electric current passes through silicon steel sheet, electromagnetic lock as electromagnet
The absorption iron plate that is sucked of powerful suction tightly is will produce to achieve the effect that lock a door.It will produce as long as slight current electromagnetic lock
The access control system identification personnel of greatest magnetic force, control electromagnetic lock power supply correctly power off afterwards, and electromagnetic lock loses suction and can open
Door.Because the construction of the not complicated mechanical structure of electromagnetic lock and lock tongue, is useful in the access control of emergency exits or fire exit door
System.Its internal perfusion epoxy resin) protection lock body.
Nowadays the suction intensity of electromagnetic lock is indicated (pound) with LB, and the method for test is static pressurization.So-called static pressurization is just
Be electromagnetic lock be powered after gradually increase at leisure to adsorb iron plate pulling force, when the suction beyond electromagnetic lock moment pull open absorption
The data of iron plate, this pulling force are exactly the value of thrust of electromagnetic lock.And electromagnetic lock and the active force of absorption iron plate must be face-to-face
And be linear pressure, the suction of such electromagnetic lock is only maximum.Iron plate is adsorbed because for a long time by the magnetic force induction of electromagnet
It is possible that by of short duration magnetization.
Currently, general electromagnetic lock is in such a way that electromagnet mandrel and locking bar use parallel axes, it is as depicted in figs. 1 and 2, electric
The flexible of magnet mandrel 106 drives parallel locking bar 102 flexible by structure member.The structure locking bar 102 and axis applied at present
Between set if into foreign matters such as dusts, it is easy to keep locking bar stuck, causes equipment fault.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of novel electromagnetic lock structures, to improve electromagnetic lock
Stability and service life improve the reliability of equipment.
In order to solve the above technical problems, the utility model provides a kind of electromagnetic lock, including：First sliding shaft sleeve, locking bar
Electromagnet mandrel one connecting rod, return spring and electromagnet coil, wherein first sliding shaft sleeve is socketed in the locking bar
One end of electromagnet mandrel one connecting rod, the electromagnet coil are socketed in the another of the locking bar electromagnet mandrel one connecting rod
End is equipped with protrusion, between the protrusion and the electromagnet coil at the middle part of the locking bar electromagnet mandrel one connecting rod
Equipped with return spring.
Preferably, the locking bar electromagnet mandrel one connecting rod is the company for the one that locking bar and electromagnet mandrel are fabricated to
Bar.
Preferably, the locking bar electromagnet mandrel one connecting rod is cylinder, and the protrusion is fixed on the locking bar electromagnetism
Around iron mandrel's one connecting rod.
Preferably, the height of the protrusion is more than the outer diameter of the return spring.
Compared with prior art, electromagnetic lock described in the utility model has reached following effect：
By the connecting rod for being made of one parallel in the prior art electromagnet mandrel and locking bar in the application, overcomes and finish
It is easily accessible the foreign matters such as dust between structure locking bar and axle sleeve, makes locking bar stuck the problem of causing equipment fault；
The application is simple in structure, easily operated, improves the stability and service life of electromagnetic lock, improves the reliable of equipment
Property.
Description of the drawings
Attached drawing described herein is used to provide a further understanding of the present invention, and constitutes one of the utility model
Point, the exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the utility model
Improper restriction.In the accompanying drawings：
Fig. 1 is the stereogram of electromagnetic lock in the prior art；
Fig. 2 is the sectional view of electromagnetic lock in the prior art；
Fig. 3 is the stereogram of electromagnetic lock in the embodiment of the present application 1；
Fig. 4 is the sectional view of electromagnetic lock in the embodiment of the present application 1；
Wherein：The first sliding shaft sleeves of 101-；102- locking bars；103- springs；The second sliding shaft sleeves of 104-；105- electromagnetism iron wires
Circle；106- electromagnet mandrels；201- locking bar electromagnet mandrel one connecting rods；202- protrusions；203- return springs.
Specific implementation mode
Some vocabulary has such as been used to censure specific components in specification and claim.Those skilled in the art answer
It is understood that hardware manufacturer may call the same component with different nouns.This specification and claims are not with name
The difference of title is used as the mode for distinguishing component, but is used as the criterion of differentiation with the difference of component functionally.Such as logical
The "comprising" of piece specification and claim mentioned in is an open language, therefore should be construed to " include but do not limit
In "." substantially " refer in receivable error range, those skilled in the art can be described within a certain error range solution
Technical problem basically reaches the technique effect.In addition, " coupling " word includes any direct and indirect electric property coupling herein
Means.Therefore, if it is described herein that a first device is coupled to a second device, then representing the first device can directly electrical coupling
It is connected to the second device, or the second device indirectly electrically coupled through other devices or coupling means.Specification
Subsequent descriptions are preferred embodiment of the present invention, and so the description is to illustrate the rule of the utility model
For the purpose of, it is not intended to limit the scope of the utility model.The scope of protection of the utility model is when regarding appended claims institute circle
Subject to the person of determining.
The utility model is described in further detail below in conjunction with attached drawing, but not as the restriction to the utility model.
Embodiment 1：
In conjunction with Fig. 3 and Fig. 4, this application provides a kind of electromagnetic locks, including：First sliding shaft sleeve 101, locking bar electromagnetic core
Axis one connecting rod 201, return spring 203 and electromagnet coil 105, wherein first sliding shaft sleeve 101 is socketed in described
One end of locking bar electromagnet mandrel one connecting rod 201, the electromagnet coil 105 are socketed in the locking bar electromagnet mandrel one
The other end of connecting rod 201 is equipped with protrusion 202, in the protrusion at the middle part of the locking bar electromagnet mandrel one connecting rod 201
Return spring 203 is equipped between 202 and the electromagnet coil 105.
First sliding shaft sleeve 101 is used for the slide-and-guide of locking bar electromagnet mandrel one connecting rod 201, that is, limits electromagnetism
Iron mandrel's one connecting rod 201 can only slide in the axial direction；Sliding of the locking bar electromagnet mandrel one connecting rod 201 as the present apparatus
Executing agency, electromagnetic force is acted on after its underpart is powered by electromagnet coil 105, overcomes the elastic force of rebound spring 203, entire to lock
Bar electromagnet mandrel one connecting rod 201 is retracted into the inside of whole device, after 105 deenergization of electromagnet coil, entire locking bar
Electromagnet mandrel one connecting rod 201 is acted on by the elastic force of rebound spring 203, and upper part is from the top of the first sliding shaft sleeve 101
It stretches out, to stop that the component of other mechanisms from the upper lateral displacement of electromagnetic lock, has reached the purpose of locking.
The locking bar electromagnet mandrel one connecting rod 201 is the connecting rod for the one that locking bar and electromagnet mandrel are fabricated to.
The locking bar electromagnet mandrel one connecting rod 201 is cylinder, and described raised 202 are fixed on the locking bar electromagnet
Around mandrel one connecting rod 201, the cross section of the application protrusions 202 is rectangular, is fixed on locking bar electromagnet mandrel
Around integrated connecting rod 201.
Raised 202 height is more than the outer diameter of the return spring 203.
Embodiment 2：
On the basis of embodiment 1, the present embodiment is Application Example：
There are two working conditions for the electromagnetic lock of the application：Locking and unlocking.Electromagnetic lock normality is locked out state, is needing to open
When lock, electromagnet coil powers on, and is socketed on electromagnet coil generation magnetic force pulling locking bar electromagnet mandrel one connecting rod
Return spring is depressed, and locking bar electromagnet mandrel one connecting rod is retracted into the inside of device, other machines can be arranged at electromagnetic lock top
Structure lateral displacement, electromagnetic lock become unlocking condition；The connecting rod that electromagnet mandrel locking bar is made of one in the application, that is, electricity
Magnet mandrel does length, and top half is used as locking bar, and lower half portion is electromagnet mandrel, is overcome between structure locking bar and axle sleeve
The foreign matters such as dust are easily accessible, locking bar stuck the problem of causing equipment fault is made.
The first sliding shaft sleeve is used for the slide-and-guide of locking bar electromagnet mandrel one connecting rod 201, that is, limitation electricity in Fig. 3
Magnet mandrel one connecting rod can only slide in the axial direction；Sliding of the locking bar electromagnet mandrel one connecting rod 201 as the present apparatus
Executing agency, electromagnetic force is acted on after its underpart is powered by electromagnet coil 105, overcomes the elastic force of rebound spring 203, entire to lock
Bar electromagnet mandrel one connecting rod 201 returns to the inside of whole device, after 105 deenergization of electromagnet coil, entire locking bar electricity
Magnet mandrel one connecting rod 201 is acted on by the elastic force of rebound spring 203, and upper part is stretched from the top of the first sliding shaft sleeve 101
Go out, to stop that the component of other mechanisms from the upper lateral displacement of electromagnetic lock, has reached the purpose of locking.
By the connecting rod for being made of one parallel in the prior art electromagnet mandrel and locking bar in the application, overcomes and finish
It is easily accessible the foreign matters such as dust between structure locking bar and axle sleeve, makes locking bar stuck the problem of causing equipment fault；
The application is simple in structure, easily operated, improves the stability and service life of electromagnetic lock, improves the reliable of equipment
Property.
Several preferred embodiments of the present invention have shown and described in above description, but as previously described, it should be understood that this
Utility model is not limited to form disclosed herein, is not to be taken as excluding other embodiments, and can be used for various
Other combinations, modification and environment, and above-mentioned introduction or related field can be passed through within the scope of the inventive concept described herein
Technology or knowledge be modified.And changes and modifications made by those skilled in the art do not depart from the spirit and model of the utility model
It encloses, then it all should be in the protection domain of the appended claims for the utility model.
Claims (4)
1. a kind of electromagnetic lock, which is characterized in that including：First sliding shaft sleeve, locking bar electromagnet mandrel one connecting rod, return bullet
Spring and electromagnet coil, wherein first sliding shaft sleeve is socketed in one end of the locking bar electromagnet mandrel one connecting rod,
The electromagnet coil is socketed in the other end of the locking bar electromagnet mandrel one connecting rod, in the locking bar electromagnet mandrel one
The middle part of body connecting rod is equipped with protrusion, and return spring is equipped between the protrusion and the electromagnet coil.
2. electromagnetic lock according to claim 1, which is characterized in that the locking bar electromagnet mandrel one connecting rod be locking bar and
The connecting rod for the one that electromagnet mandrel is fabricated to.
3. electromagnetic lock according to claim 1, which is characterized in that the locking bar electromagnet mandrel one connecting rod is cylinder
Shape, the protrusion are fixed on around the locking bar electromagnet mandrel one connecting rod.
4. electromagnetic lock according to claim 1, which is characterized in that the height of the protrusion is more than the outer of the return spring
Diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820089316.6U CN207794839U (en) | 2018-01-19 | 2018-01-19 | A kind of electromagnetic lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820089316.6U CN207794839U (en) | 2018-01-19 | 2018-01-19 | A kind of electromagnetic lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207794839U true CN207794839U (en) | 2018-08-31 |
Family
ID=63271365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820089316.6U Active CN207794839U (en) | 2018-01-19 | 2018-01-19 | A kind of electromagnetic lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207794839U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488116A (en) * | 2018-12-29 | 2019-03-19 | 今创集团股份有限公司 | A kind of rail transit safety door electromagnetic lock |
| CN110528967A (en) * | 2019-10-10 | 2019-12-03 | 泉州市巨将防盗设备有限公司 | Formula electromagnetic lock is inserted a kind ofly |
-
2018
- 2018-01-19 CN CN201820089316.6U patent/CN207794839U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488116A (en) * | 2018-12-29 | 2019-03-19 | 今创集团股份有限公司 | A kind of rail transit safety door electromagnetic lock |
| CN109488116B (en) * | 2018-12-29 | 2023-10-20 | 今创集团股份有限公司 | Electromagnetic lock for rail transit safety door |
| CN110528967A (en) * | 2019-10-10 | 2019-12-03 | 泉州市巨将防盗设备有限公司 | Formula electromagnetic lock is inserted a kind ofly |
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