CN110566051B - Push-to-turn position-complementing type electromagnetic lock - Google Patents
Push-to-turn position-complementing type electromagnetic lock Download PDFInfo
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- CN110566051B CN110566051B CN201910870845.9A CN201910870845A CN110566051B CN 110566051 B CN110566051 B CN 110566051B CN 201910870845 A CN201910870845 A CN 201910870845A CN 110566051 B CN110566051 B CN 110566051B
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0002—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/06—Controlling mechanically-operated bolts by electro-magnetically-operated detents
- E05B47/0603—Controlling mechanically-operated bolts by electro-magnetically-operated detents the detent moving rectilinearly
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Platform Screen Doors And Railroad Systems (AREA)
Abstract
The invention relates to a push-turn position-complementing electromagnetic lock, which comprises a mounting plate and a lock plate base body fixedly connected with the mounting plate, wherein an electromagnetic lock push-turn assembly is arranged on the lock plate base body, the electromagnetic lock push-turn assembly comprises a left lock plate and a right lock plate which are hinged with the lock plate base body, one side of the left lock plate is provided with a left lock arm corresponding to the left lock plate, one side of the right lock plate is provided with a right lock arm corresponding to the right lock plate, the left lock arm is provided with a left lock pin and a left push pin, the left lock plate is provided with a left limit notch corresponding to the left lock pin, the right lock arm is provided with a right lock pin and a right push pin, the right lock plate is provided with a right limit notch corresponding to the right lock pin, and the left lock plate and; the electromagnetic lock adopts the combination of the push pin and the lock pin, and the lock pin can reach the locking position without impacting a lock plate; the left limiting notch and the right limiting notch are square notches with tolerance, so that the mounting error is absorbed; the function of secondary locking is realized by adopting a position-compensating type secondary locking structure, the working load and the working environment of the electromagnet are thoroughly improved, the service life of the electromagnet is prolonged, and the failure rate is reduced.
Description
Technical Field
The invention relates to the field of electromagnetic locks, in particular to a push-to-turn complementary electromagnetic lock.
Background
Subway platform doors are an important component of modern rail transit. The platform door adopts a signal control technology to open and close a motor-driven door body. In the opening and closing processes, the electromagnetic lock is used for locking the door body, so that the door body is prevented from being opened accidentally and safety accidents are avoided.
At present, there are following several kinds of modes of electromagnetic lock in the platform door trade, and first kind of electromagnetic lock structure is: the angle plate rotation clamping type electromagnetic lock has the specific structure shown in fig. 1, and comprises a lock pin plate 1a, an angle plate 2a corresponding to the lock pin plate 1a and a downward pressing clamping plate 3a arranged above the angle plate 2a, wherein a lock pin 4a is arranged at the bottom of the lock pin plate 1a, an arc clamping groove 5a corresponding to the lock pin 4a is arranged at the top of the angle plate 2a, when the electromagnetic lock is locked, the lock pin 4a of the lock pin plate 1a impacts and pushes the angle plate 2a, the angle plate 2a rotates, the lock pin 4a enters the arc clamping groove 5a, and the downward pressing clamping plate 3a vertically falls down to clamp the angle plate 2a to prevent the rotation of the angle plate and realize locking.
The second electromagnetic lock structure is: adopt jam plate and rotatory cardboard to realize the locking, concrete structure is shown in figure 2, and this electromagnetic lock includes cardboard 1b, lockpin 2b and jam plate 3b, and when locking, lockpin 2b striking jam plate 3b is rotatory, and lockpin 2b gets into circular arc draw-in groove 4b, promotes cardboard 1b rotatory, blocks jam plate 3b, prevents its rotation, realizes the locking.
Above 2 kinds of prior art schemes all adopt the circular arc draw-in groove to realize the screens, processing, equipment, when the job site installation, require highly to the installation accuracy. The electromagnetic lock is debugged and installed in the actual operation environment and by personnel, the electromagnetic lock has the requirements of simplicity, convenience and large tolerance (precision error), and the existing scheme can not absorb the field installation error;
in addition, the lock pin can realize the functions of locking in place and secondary locking of the clamping plate after being impacted with the angle plate and the locking plate in the working process, and the lock pin works in a long-term impact environment, so that a large failure rate is caused (the existing project is implemented);
in addition, the main actions of the two schemes are over dependent on elastic elements (tension springs, torsion springs and compression springs), when the elastic elements fail, the failure rate is increased, and even the electromagnetic lock fails; the unlocking electromagnet has overlarge load, not only bears a certain impact force, but also overcomes the acting force of the elastic element and the weight of the clamping plate, so that the power of the electromagnet is increased, and the instability is increased.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a push-to-complement electromagnetic lock.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a push-turn complementary electromagnetic lock comprises a mounting plate and a lock plate base body fixedly connected with the mounting plate, wherein an electromagnetic lock push-turn assembly is arranged on the lock plate base body, the electromagnetic lock push-turn assembly comprises a left lock plate and a right lock plate which are hinged with the lock plate base body, a left lock arm corresponding to the left lock plate is arranged on one side of the left lock plate, a right lock arm corresponding to the right lock plate is arranged on one side of the right lock plate, a left lock pin and a left push pin are arranged on the left lock arm, a left limiting notch corresponding to the left lock pin is arranged on the left lock plate, and a left extrusion push surface corresponding to the left push pin is arranged on the side surface of the left lock plate;
the right locking arm is provided with a right locking pin and a right pushing pin, the right locking plate is provided with a right limiting notch corresponding to the right locking pin, the side surface of the right locking plate is provided with a right extrusion pushing surface corresponding to the right pushing pin, and the left locking plate and the right locking plate are driven to rotate through pushing of the pushing pin.
Furthermore, the jam plate base member still is equipped with benefit position formula secondary locking structure, and benefit position formula secondary locking structure is including installing the electro-magnet on the jam plate base member and the armature that corresponds with the electro-magnet, and armature is located directly over the position between left jam plate and the right jam plate, and the electro-magnet has travel switch.
Further, all be equipped with the straining mechanism that resets on left jam plate and the right jam plate, the straining mechanism that resets include with left jam plate, right jam plate fixed connection's extension spring, the tip and the jam plate base member fixed connection of extension spring, set up the arc spacing groove on the jam plate base member and set up the locating pin on left jam plate, right jam plate, the locating pin stretches into the turned angle of the spacing inslot restriction left jam plate of arc, right jam plate.
Further, when the locating pin contacts with the lower extreme of arc spacing groove, left jam plate, right jam plate are in free state, and when the locating pin contacted with the upper end of arc spacing groove, left jam plate, right jam plate were in locking state, and the bottom level of left jam plate, right jam plate.
Further, the left extrusion pushing surface and the right extrusion pushing surface are inclined surfaces.
Further, the left lock pin and the right lock pin move linearly along with the left lock arm and the right lock arm, and the left lock pin and the right lock pin are not in contact with the left lock plate and the right lock plate.
Furthermore, the left limiting notch and the right limiting notch are square notches.
The invention has the beneficial effects that: the electromagnetic lock adopts the combination of the push pin and the lock pin, and the lock pin can reach the locking position without colliding with the lock plate through the pushing of the push pin; the left limiting notch and the right limiting notch, corresponding to the lock pin, on the lock plate are square notches with tolerance, so that the installation error is absorbed; the function of secondary locking is realized by adopting a position-compensating type secondary locking structure, the working load and the working environment of the electromagnet are thoroughly improved, the service life of the electromagnet is prolonged, and the failure rate is reduced. The invention reduces the processing, assembling and debugging precision of the electromagnetic lock; the field installation error can be absorbed, and certain tolerance exists; the failure rate of the electromagnetic lock is greatly eliminated, so that the reliability of the platform door system is improved.
Drawings
FIG. 1 is a schematic structural diagram of a first electromagnetic lock of the background art;
FIG. 2 is a schematic structural diagram of a second electromagnetic lock of the background art;
FIG. 3 is a schematic structural view of the present invention;
FIG. 4 is a schematic structural view of an electromagnetic lock rotating assembly according to the present invention;
FIG. 5 is a schematic view of the left and right lock plates of the present invention in a free state;
FIG. 6 is a schematic view of the left and right lock plates during the locking process of the present invention.
Detailed Description
As shown in fig. 3 to 6, a push-turn position-compensating electromagnetic lock comprises a mounting plate 1 and a lock plate base 2 fixedly connected with the mounting plate 1, wherein an electromagnetic lock push-turn assembly is arranged on the lock plate base 2, the electromagnetic lock push-turn assembly comprises a left lock plate 3 and a right lock plate 4 hinged with the lock plate base 2, one side of the left lock plate 3 is provided with a left lock arm 5 corresponding to the left lock plate 3, one side of the right lock plate 4 is provided with a right lock arm 6 corresponding to the right lock plate, the left lock arm 5 is provided with a left lock pin 51 and a left push pin 52, the left lock plate 3 is provided with a left limiting notch 31 corresponding to the left lock pin 51, the side of the left lock plate 3 is provided with a left extrusion push surface 32 corresponding to the left push pin 52, and the left lock plate 3 and the right lock plate 4 are driven to rotate by pushing of the;
the right locking arm 6 is provided with a right locking pin 61 and a right pushing pin 62, the right locking plate 4 is provided with a right limiting notch 41 corresponding to the right locking pin 61, the side surface of the right locking plate 4 is provided with a right extrusion pushing surface 42 corresponding to the right pushing pin 62, wherein the left extrusion pushing surface 32 and the right extrusion pushing surface 42 are both inclined surfaces, and the left limiting notch 31 and the right limiting notch 41 are both square notches.
Furthermore, the locking plate base body 2 is further provided with a position supplementing type secondary locking structure, the position supplementing type secondary locking structure comprises an electromagnet 7 installed on the locking plate base body 2 and an armature 8 corresponding to the electromagnet 7, the armature 8 is located right above the position between the left locking plate 3 and the right locking plate 4, and the electromagnet 7 is provided with a travel switch 9.
Further, all be equipped with the straining device that resets on left jam plate 3 and the right jam plate 4, the straining device that resets include with left jam plate 3, 4 fixed connection's of right jam plate extension spring 10, the tip and the jam plate base member 2 fixed connection of extension spring 10, set up arc spacing groove 11 on jam plate base member 2 and set up locating pin 12 on left jam plate 3, right jam plate 4, locating pin 12 stretches into the rotation angle of the spacing inslot of arc restriction left jam plate 3, right jam plate 4.
When the positioning pin 12 contacts with the lower end of the arc-shaped limiting groove 11, the left lock plate 3 and the right lock plate 4 are in a free state, when the positioning pin 12 contacts with the upper end of the arc-shaped limiting groove 11, the left lock plate 3 and the right lock plate 4 are in a locking state, and the bottoms of the left lock plate 3 and the right lock plate 4 are horizontal.
When the left lock plate 3 and the right lock plate 4 are at original positions, the left lock arm 5 and the right lock arm 6 move horizontally relatively, the left push pin 52 is in contact with the left extrusion push surface 32, the right push pin 62 is in contact with the right extrusion push surface 42, when the left push pin 52 further extrudes the left extrusion push surface 32, the left lock plate 3 rotates, when the right push pin 62 further extrudes the right extrusion push surface 42, the right lock plate 4 rotates, and in the rotating process, the left lock pin 51 and the right lock pin 61 are not in contact with the left lock plate 3 and the right lock plate 4 all the time. After the left push pin 52 and the right push pin 62 reach the working positions (i.e. the bottom planes of the left lock plate 3 and the right lock plate 4), the left limiting notch 31 and the right limiting notch 41 on the left lock plate 3 and the right lock plate 4 respectively lock the left lock pin 51 and the right lock pin 61, so as to lock.
In addition, secondary locking is realized by matching the electromagnet 7 and the armature 8, in the process of realizing the secondary locking by the electromagnet 7 and the armature 8, the electromagnet 7 does not need to drive extra parts except the armature 8, after the electromagnet 7 is powered off, the armature 8 freely falls into an entering part along with an avoiding space formed after the left locking plate 3 and the right locking plate 4 rotate under the dead weight, and the rotary freedom degree of the left locking plate 3 and the right locking plate 4 is locked, so that an effective locking structure is formed.
According to the invention, through the combined action mode of the pushing pin and the lock pin, the action of an elastic-element-free action can be realized, and meanwhile, the impact of the lock pin with the left lock plate 3 and the right lock plate 4 is avoided; the square notches of the left locking plate 3 and the right locking plate 4 are designed, so that the error of field construction can be absorbed, and the manufacturing precision is reduced; the position compensating type secondary locking structure of the armature 8 greatly reduces the load of the electromagnet, improves the stability and the service life of the electromagnet and reduces the failure rate. The invention reduces the processing, assembling and debugging precision of the electromagnetic lock; the field installation error can be absorbed, and certain tolerance exists; the failure rate of the electromagnetic lock is greatly eliminated, so that the reliability of the platform door system is improved.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A push-turn position supplementing type electromagnetic lock comprises a mounting plate and a lock plate base body fixedly connected with the mounting plate, wherein an electromagnetic lock push-turn assembly is arranged on the lock plate base body; the right lock arm is provided with a right lock pin and a right push pin, the right lock plate is provided with a right limiting notch corresponding to the right lock pin, the side surface of the right lock plate is provided with a right extrusion push surface corresponding to the right push pin, the left lock plate and the right lock plate are driven to rotate through pushing of the push pin, the lock plate base body is further provided with a position supplementing type secondary locking structure, the position supplementing type secondary locking structure comprises an electromagnet installed on the lock plate base body and an armature corresponding to the electromagnet, the armature is located right above the position between the left lock plate and the right lock plate, and the electromagnet is provided with a travel switch.
2. The electromagnetic lock of claim 1, wherein the left lock plate and the right lock plate are provided with a reset tension mechanism, the reset tension mechanism comprises a tension spring fixedly connected with the left lock plate and the right lock plate, the end of the tension spring is fixedly connected with the lock plate base body, an arc-shaped limiting groove is formed in the lock plate base body, and positioning pins are arranged on the left lock plate and the right lock plate, and the positioning pins extend into the arc-shaped limiting groove to limit the rotation angle of the left lock plate and the right lock plate.
3. The electromagnetic lock according to claim 2, wherein when the positioning pin contacts the lower end of the arc-shaped limiting groove, the left lock plate and the right lock plate are in a free state, and when the positioning pin contacts the upper end of the arc-shaped limiting groove, the left lock plate and the right lock plate are in a locked state, and the bottoms of the left lock plate and the right lock plate are horizontal.
4. The electromagnetic lock of claim 2, wherein the left and right push surfaces are inclined surfaces.
5. The electromagnetic lock according to claim 2, wherein the left and right locking pins move linearly with the left and right locking arms to rotate the left and right locking plates, and the left and right locking pins do not contact with the left and right locking plates all the time during the rotation of the right and left locking plates.
6. The electromagnetic lock of claim 1, wherein the left and right limit notches are square notches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910870845.9A CN110566051B (en) | 2019-09-16 | 2019-09-16 | Push-to-turn position-complementing type electromagnetic lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910870845.9A CN110566051B (en) | 2019-09-16 | 2019-09-16 | Push-to-turn position-complementing type electromagnetic lock |
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| Publication Number | Publication Date |
|---|---|
| CN110566051A CN110566051A (en) | 2019-12-13 |
| CN110566051B true CN110566051B (en) | 2021-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910870845.9A Active CN110566051B (en) | 2019-09-16 | 2019-09-16 | Push-to-turn position-complementing type electromagnetic lock |
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| CN203879150U (en) * | 2014-05-23 | 2014-10-15 | 成都我来啦网格信息技术有限公司 | Electromagnetic lock suitable for counter and locker |
| JP2017046463A (en) * | 2015-08-26 | 2017-03-02 | パナソニックＩｐマネジメント株式会社 | Linear motor device, and sliding door device |
| CN108240143A (en) * | 2016-12-23 | 2018-07-03 | 松下电气机器（北京）有限公司 | Lockset and shield door |
| CN207598043U (en) * | 2017-11-24 | 2018-07-10 | 四川久远新方向智能科技有限公司 | A kind of sliding door locking device |
| CN207934621U (en) * | 2017-11-24 | 2018-10-02 | 四川久远新方向智能科技有限公司 | A kind of screen door in rail transit electromagnetic lock |
| CN108952473A (en) * | 2018-07-04 | 2018-12-07 | 上海索今轨道交通设备有限公司 | A kind of pair is opened high-speed rail platform door device |
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2019
- 2019-09-16 CN CN201910870845.9A patent/CN110566051B/en active Active
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| EP1458945B1 (en) * | 2001-10-05 | 2007-03-28 | Digit | Electric lock |
| KR20060062517A (en) * | 2004-12-03 | 2006-06-12 | 현대자동차주식회사 | Apparatus for opening and closing folding door of bus |
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| CN101328776A (en) * | 2007-06-22 | 2008-12-24 | 黄平 | Device for automatically controlling slide door lock |
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| JP2017046463A (en) * | 2015-08-26 | 2017-03-02 | パナソニックＩｐマネジメント株式会社 | Linear motor device, and sliding door device |
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| Publication number | Publication date |
|---|---|
| CN110566051A (en) | 2019-12-13 |
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