CN109488116B - Electromagnetic lock for rail transit safety door - Google Patents
Electromagnetic lock for rail transit safety door Download PDFInfo
- Publication number
- CN109488116B CN109488116B CN201811631586.6A CN201811631586A CN109488116B CN 109488116 B CN109488116 B CN 109488116B CN 201811631586 A CN201811631586 A CN 201811631586A CN 109488116 B CN109488116 B CN 109488116B
- Authority
- CN
- China
- Prior art keywords
- electromagnetic lock
- plate
- travel switch
- electromagnet
- micro switch
- 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.)
- Active
Links
Classifications
-
- 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
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B49/00—Electric permutation locks; Circuits therefor ; Mechanical aspects of electronic locks; Mechanical keys therefor
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/08—Locks or fastenings for special use for sliding wings
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/632—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Lock And Its Accessories (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses an electromagnetic lock for a rail transit safety door. The electromagnetic lock of the rail transit safety door comprises an electromagnetic lock main body plate, an electromagnet, an electromagnetic lock rod and locking blocks arranged on the safety door, wherein the electromagnet is arranged on the electromagnetic lock main body plate, a travel switch is arranged on the electromagnetic lock main body plate, and the travel switch is positioned at two sides of the electromagnet; the electromagnetic lock rod passes through the electromagnetic lock main body plate and the electromagnet to be arranged, and the end part of the electromagnetic lock rod extending out of the electromagnet is connected with a travel switch trigger plate and a micro switch trigger plate; a micro switch is arranged on the one-side travel switch support, and a clamping device for an electromagnetic lock rod is arranged on the electromagnetic lock body plate. The invention has compact structure and simple movement mechanism, and has a travel switch, a micro switch double travel switch and a manual unlocking micro switch, the feedback to a signal system is real-time and accurate, each action of the electromagnetic lock can be fed back to the DCU in real time, and the DCU controls the motor to rotate through the obtained signal, thereby realizing the purpose of opening and closing the door.
Description
Technical Field
The invention relates to the field of electromagnetic locks of traffic safety doors, in particular to an electromagnetic lock of a rail traffic safety door.
Background
With the acceleration of urban mass in China, the urban scale is continuously enlarged, urban population is greatly increased, and people have urgent demands for convenient transportation. Urban rail transit is greatly developed in each city. In order to ensure the safe and efficient operation of urban rail transit, and simultaneously respond to the national requirements of environmental protection and energy conservation. Stations of all rail transit systems are nowadays equipped with platform door systems.
The platform door system can effectively isolate a public area from a rail running area, and ensure the riding safety of passengers. After the train enters the station, the electromagnetic lock of the safety door is controlled to be attracted through the automatic control system, and the motor drives the safety door to be opened through the belt, so that passengers can get on or off the train normally. When the door is closed, the motor drives the safety door to close, the electromagnetic lock is released, and the safety door is locked.
Along with the shorter and shorter running time interval of the urban rail transit train, the opening and closing time interval of the safety door is shorter and shorter, the accuracy of signal feedback of the electromagnetic lock is very high, and the movement reliability of the electromagnetic lock mechanism is very high, so that the electromagnetic lock is a key core component of the whole safety door system. Most of the existing electromagnetic locks of the safety door have the defects of overlarge volume, complex structure, low reliability of locking and unlocking actions and the like, so that the electromagnetic lock which is simple in structure, reliable in unlocking, accurate in signal feedback and convenient and quick to maintain and replace is required to be designed.
Disclosure of Invention
The invention aims to solve the technical problems that: overcomes the defects in the prior art, and provides the electromagnetic lock for the rail transit safety door, which has the advantages of simple and compact structure, small occupied space, reliable unlocking and locking, accurate signal feedback and convenient and quick maintenance and replacement.
The technical scheme adopted for solving the technical problems is as follows: the electromagnetic lock comprises an electromagnetic lock main body plate, an electromagnet, an electromagnetic lock rod and locking blocks arranged on a safety door, wherein the electromagnet is arranged on the electromagnetic lock main body plate, a travel switch is arranged on the electromagnetic lock main body plate through a travel switch bracket, and the travel switch is positioned at two sides of the electromagnet; the electromagnetic lock rod passes through the electromagnetic lock main body plate and the electromagnet to be arranged, the end part of the electromagnetic lock rod extending out of the electromagnet is connected with a travel switch trigger plate and a micro switch trigger plate, the travel switch trigger plate is positioned at the outer side of the micro switch trigger plate, and two ends of the travel switch trigger plate are arranged on a travel switch bracket; a micro-switch is arranged on the one-side travel switch bracket, the micro-switch is provided with a micro-switch pulling piece, one end of a micro-switch trigger plate is arranged on the electromagnetic lock rod, and the other end of the micro-switch trigger plate is contacted with the micro-switch pulling piece; and a clamping device for the electromagnetic lock rod is arranged on the electromagnetic lock main body plate. The travel switch and the micro switch are connected to an automatic control system DCU through lines.
Further, the clamping device comprises a poking piece I, a poking piece II, a blocking piece I, a blocking piece II, a torsion spring and two connecting rods which are arranged in parallel, and the connecting rods are arranged on the electromagnetic lock main body plate; one end of one connecting rod is provided with a poking plate I, and the other end is provided with a baffle plate I; one end of the other connecting rod is provided with a poking piece II, and the other end is provided with a baffle piece II; the baffle I and the baffle II are connected through a torsion spring.
Further, be equipped with the manual unblock trigger lever that is used for manual unblock sliding door on the electromagnetic lock body board, manual unblock trigger lever one end stretches out the electromagnetic lock body board, and manual unblock trigger lever other end is connected with the micro-gap switch trigger plate.
Further, the locking piece comprises a locking piece plate, a propping-up part with a cross section of D is vertically arranged on the locking piece plate, and the outer side end surface of the propping-up part is inclined towards the locking piece plate to form an inclined plane.
The working principle of the invention is as follows: the electromagnetic lock rod is driven to stretch out and draw back through the attraction and release of the electromagnet, so that the movement of the locking piece is prevented or released, the aim of opening and closing the safety door is fulfilled, meanwhile, the electromagnetic lock is provided with the manual unlocking trigger rod, the door can be opened and closed normally automatically and manually, and each action signal carried out on the electromagnetic lock can be fed back to the DCU in real time through the travel switch and the micro switch.
The beneficial effects of the invention are as follows: the invention has the advantages of compact structure, simple movement mechanism, high reliability and convenient maintenance, and has the double-stroke switch of the stroke switch and the micro switch and the manual unlocking of the micro switch, the feedback to the signal system is real-time and accurate, the reliability is very high, each action of the electromagnetic lock can be fed back to the DCU in real time, and the DCU controls the motor to rotate through the obtained signal, thereby realizing the purpose of opening and closing the door.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure in the direction A in FIG. 1;
FIG. 3 is a schematic illustration of the structure of the present invention with the electromagnet housing removed;
FIG. 4 is an isometric view of an electromagnetic lock movement mechanism;
FIG. 5 is a schematic view of the structure in the direction B in FIG. 4;
fig. 6 is a schematic structural view of the lock block.
In the figure, the electromagnetic lock body plate 1, the electromagnet 3, the locking block 4, the manual unlocking trigger rod 5, the pulling sheet I, the pulling sheet II, the micro switch 7, the travel switch 8, the travel switch 9, the travel switch bracket 10, the micro switch pulling sheet 11, the travel switch trigger plate 12, the micro switch trigger plate 13, the blocking sheet I, the blocking sheet 14, the blocking sheet II, the 15, the torsion spring 16, the electromagnetic lock rod 17, the connecting rod 31, the locking block plate 32, the spreading part and the inclined plane 33.
Detailed Description
The invention will now be further described with reference to the drawings and preferred embodiments. The drawings are simplified schematic representations which merely illustrate the basic structure of the invention and therefore show only the structures which are relevant to the invention.
The electromagnetic lock for the rail transit safety door comprises an electromagnetic lock main body plate 1, an electromagnet 2, an electromagnetic lock rod 16 and a locking block 3 arranged on the safety door, wherein the electromagnet 2 is arranged on the electromagnetic lock main body plate 1, a travel switch 8 is arranged on the electromagnetic lock main body plate 1 through a travel switch bracket 9, and the travel switch 8 is positioned on two sides of the electromagnet 2; the electromagnetic lock rod 16 passes through the electromagnetic lock main body plate 1 and the electromagnet 2, the end part of the electromagnetic lock rod 16 extending out of the electromagnet 2 is connected with the travel switch trigger plate 11 and the micro switch trigger plate 12, the travel switch trigger plate 11 is positioned at the outer side of the micro switch trigger plate 12, and the two ends of the travel switch trigger plate 11 are arranged on the travel switch bracket 9; a micro switch 7 is arranged on the one-side travel switch bracket 9, the micro switch 7 is provided with a micro switch pulling sheet 10, one end of a micro switch trigger plate 12 is arranged on an electromagnetic lock rod 16, and the other end of the micro switch trigger plate 12 is contacted with the micro switch pulling sheet 10; the electromagnetic lock body plate 1 is provided with a clamping device for the electromagnetic lock lever 16. The electromagnetic lock lever 16 is a stepped shaft.
The clamping device comprises a poking piece I5, a poking piece II 6, a baffle piece I13, a baffle piece II 14, a torsion spring 15 and two connecting rods 17 which are arranged in parallel, wherein the connecting rods 17 are arranged on the electromagnetic lock main body plate 1; one end of a connecting rod 17 is provided with a poking piece I5, and the other end is provided with a baffle I13; one end of the other connecting rod 17 is provided with a poking piece II 6, and the other end is provided with a baffle II 14; the baffle I13 and the baffle II 14 are connected through a torsion spring 15.
The electromagnetic lock body plate 1 is provided with a manual unlocking trigger lever 4 for manually unlocking the sliding door, one end of the manual unlocking trigger lever 4 extends out of the electromagnetic lock body plate 1, and the other end of the manual unlocking trigger lever 4 is connected with a micro switch trigger plate 12.
The locking piece 3 comprises a locking piece plate 31, a spreading part 32 with a cross section of D is vertically arranged on the locking piece plate 31, and the outer side end surface of the spreading part 32 is beveled towards the locking piece plate 31 to form a bevel 33.
When the safety door is normally locked, the locking piece 3 on the sliding door is limited through the electromagnetic locking rod 16, the shifting piece I5 and the shifting piece II 6, so that the sliding door is ensured not to be opened by external force at will, and the driving safety is ensured.
When the automatic control emergency exit opens the door, send the signal to the electromagnetic lock through automatic control system DCU, electro-magnet 2 circular telegram actuation drives electromagnetic lock locking lever 16 and withdraws, releases the spacing to locking piece 3, and locking piece 3 can control the free movement. At this time, the pulling piece I5 and the pulling piece II 6 do not have the blocking of the locking piece 3, under the action of the spring force of the torsion spring 15, the blocking piece I13 and the blocking piece II 14 hug tightly the shaft shoulder of the electromagnetic lock rod 16, and the electromagnetic lock rod 16 is limited, so that the electromagnetic lock rod 16 cannot rebound, and the free movement of the locking piece 3 is ensured. Meanwhile, the electromagnetic lock rod 16 drives the travel switch trigger plate 11 and the micro switch trigger plate 12 to move backwards, so that the travel switches 8 positioned on two sides of the electromagnet 2 are triggered, meanwhile, the micro switch trigger plate 12 moves backwards to trigger the micro switch 10 through the micro switch pulling sheet 10, an electromagnetic lock unlocking signal is sent back to the DCU, and after the DCU obtains the electromagnetic lock unlocking signal, the motor is controlled to drive the safety door to be opened.
When the automatic control emergency exit is closed, the DCU sends out the door closing signal, motor drive emergency exit is closed, when the portion 32 that struts of locking piece 3 moves to plectrum I5 and plectrum II 6 and is close to, the arc surface of portion 32 that struts makes plectrum I5 and plectrum II 6 strut, plectrum I5 and plectrum II 6 are strutted the back, baffle I13 and baffle II 14 are opened under the drive of connecting rod 17, electromagnetic lock pole 16 stretches out under the effect of the inside spring resilience force of electro-magnet 2, locking piece 3 continues to move to plectrum I5 and plectrum II 6, electromagnetic lock pole 16 bottom is along the straight facade whereabouts of portion 32 of stretching up along inclined plane 33 to locking piece 3 spacing, realize locking the purpose of emergency exit.
When the safety door is unlocked manually, the unlocking rod on the safety door pushes the manual unlocking trigger rod 4 on the electromagnetic lock to drive the micro-switch trigger plate 12 to move backwards, drive the electromagnetic lock rod 16 to retract backwards, release the limit on the locking block 3 and open the safety door.
When the manual control emergency exit is closed, when the locking piece 3 is close to electromagnetic lock and goes up plectrum I5 and plectrum II 62, make plectrum I5 and plectrum II 6 prop up, drive separation blade I13 and separation blade II 14 and open, electromagnetic lock locking lever 16 stretches out under the effect of the inside spring resilience of electro-magnet 2, and is spacing to locking piece 3, realizes the purpose of locking the emergency exit.
The above embodiments are only for illustrating the technical concept and features of the present invention, and are intended to enable those skilled in the art to understand the content of the present invention and to implement the same, but are not intended to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be included in the scope of the present invention.
Claims (2)
1. The utility model provides a rail transit emergency exit electromagnetic lock which characterized in that: the electromagnetic lock comprises an electromagnetic lock main body plate (1), an electromagnet (2), an electromagnetic lock rod (16) and lock blocks (3) arranged on a safety door, wherein the electromagnet (2) is arranged on the electromagnetic lock main body plate (1), a travel switch (8) is arranged on the electromagnetic lock main body plate (1) through a travel switch bracket (9), and the travel switch (8) is positioned on two sides of the electromagnet (2); the electromagnetic lock rod (16) passes through the electromagnetic lock main body plate (1) and the electromagnet (2), the end part of the electromagnetic lock rod (16) extending out of the electromagnet (2) is connected with a travel switch trigger plate (11) and a micro switch trigger plate (12), the travel switch trigger plate (11) is positioned at the outer side of the micro switch trigger plate (12), and two ends of the travel switch trigger plate (11) are arranged on the travel switch bracket (9); a micro switch (7) is arranged on the one-side travel switch bracket (9), a micro switch pulling sheet (10) is arranged on the micro switch (7), one end of a micro switch triggering plate (12) is arranged on an electromagnetic lock rod (16), and the other end of the micro switch triggering plate (12) is contacted with the micro switch pulling sheet (10); the electromagnetic lock body plate (1) is provided with a clamping device for an electromagnetic lock rod (16);
the clamping device comprises a poking piece I (5), a poking piece II (6), a blocking piece I (13), a blocking piece II (14), a torsion spring (15) and two connecting rods (17) which are arranged in parallel, wherein the connecting rods (17) are arranged on the electromagnetic lock main body plate (1); one end of a connecting rod (17) is provided with a poking piece I (5), and the other end is provided with a blocking piece I (13); one end of the other connecting rod (17) is provided with a poking piece II (6), and the other end is provided with a baffle II (14); the baffle I (13) and the baffle II (14) are connected through a torsion spring (15);
the electromagnetic lock is characterized in that a manual unlocking trigger rod (4) for manually unlocking the sliding door is arranged on the electromagnetic lock body plate (1), one end of the manual unlocking trigger rod (4) extends out of the electromagnetic lock body plate (1), and the other end of the manual unlocking trigger rod (4) is connected with the micro switch trigger plate (12).
2. The electromagnetic lock for a rail transit security door as claimed in claim 1, wherein: the locking piece (3) comprises a locking piece plate (31), a spreading part (32) with a 'D' cross section is vertically arranged on the locking piece plate (31), and the outer side end surface of the spreading part (32) is inclined towards the locking piece plate (31) to form an inclined surface (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811631586.6A CN109488116B (en) | 2018-12-29 | 2018-12-29 | Electromagnetic lock for rail transit safety door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811631586.6A CN109488116B (en) | 2018-12-29 | 2018-12-29 | Electromagnetic lock for rail transit safety door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109488116A CN109488116A (en) | 2019-03-19 |
| CN109488116B true CN109488116B (en) | 2023-10-20 |
Family
ID=65713195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811631586.6A Active CN109488116B (en) | 2018-12-29 | 2018-12-29 | Electromagnetic lock for rail transit safety door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109488116B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110344670A (en) * | 2019-07-16 | 2019-10-18 | 西屋月台屏蔽门(广州)有限公司 | A kind of rail traffic platform door lock device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61204480A (en) * | 1985-03-08 | 1986-09-10 | 株式会社 ソリツク | Automatic lock apparatus of automatic door |
| DE4438472A1 (en) * | 1993-11-24 | 1995-06-01 | Geco Sicherungstechnik | Automatic door lock for electrical or electronic entry control |
| CN207033110U (en) * | 2017-07-21 | 2018-02-23 | 同方泰德国际科技(北京)有限公司 | Electromagnetic lock for rail transportation half-height safety door |
| CN207794839U (en) * | 2018-01-19 | 2018-08-31 | 北京锦源汇智科技有限公司 | A kind of electromagnetic lock |
| CN108716318A (en) * | 2018-08-01 | 2018-10-30 | 江苏明伟万盛科技有限公司 | The universal slide machinery freeze mode electromagnetic lock of rail traffic platform door |
-
2018
- 2018-12-29 CN CN201811631586.6A patent/CN109488116B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61204480A (en) * | 1985-03-08 | 1986-09-10 | 株式会社 ソリツク | Automatic lock apparatus of automatic door |
| DE4438472A1 (en) * | 1993-11-24 | 1995-06-01 | Geco Sicherungstechnik | Automatic door lock for electrical or electronic entry control |
| CN207033110U (en) * | 2017-07-21 | 2018-02-23 | 同方泰德国际科技(北京)有限公司 | Electromagnetic lock for rail transportation half-height safety door |
| CN207794839U (en) * | 2018-01-19 | 2018-08-31 | 北京锦源汇智科技有限公司 | A kind of electromagnetic lock |
| CN108716318A (en) * | 2018-08-01 | 2018-10-30 | 江苏明伟万盛科技有限公司 | The universal slide machinery freeze mode electromagnetic lock of rail traffic platform door |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109488116A (en) | 2019-03-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201896507U (en) | Locking and unlocking device for shield door of track traffic station | |
| CN109488116B (en) | Electromagnetic lock for rail transit safety door | |
| CN100575666C (en) | Automatic switching pneumatic interlocking crashproof air door and control method thereof | |
| CN101666189A (en) | Locking device for screen door in rail transit | |
| CN206158446U (en) | Locking mechanism's stopper sliding door in middle of being provided with | |
| CN109179147B (en) | Elevator fast falls mechanical type buffering release mechanism | |
| CN201265310Y (en) | Locking apparatus for rail traffic shielding door | |
| CN106013991B (en) | A kind of electric locking device for overall height gate | |
| CN205577673U (en) | A keep apart locking device for urban rail train door system | |
| CN102444332B (en) | Locking and unlocking device for shield door of track traffic platform | |
| CN209556616U (en) | Rail transit safety door electromagnetic lock | |
| CN201771376U (en) | Full-automatic safe vehicle window assembly | |
| CN201025060Y (en) | Automatic switch gas interlocking collision preventive wind door | |
| CN105923518A (en) | Door locking mechanism | |
| CN205840545U (en) | A kind of electric locking device for overall height gate | |
| CN102852399B (en) | Electronic control mechanical lock and safety gate with same | |
| CN205840556U (en) | A kind of electric locking device for half high platform door | |
| CN213927897U (en) | Electromagnetic lock structure suitable for high-speed railway platform door | |
| CN201695842U (en) | Automatic opening and closing device of lifting cabin door of passenger ropeway | |
| CN201047204Y (en) | Shifting fork locking device | |
| CN111395224B (en) | Safe passage guardrail door for road engineering | |
| CN107762290A (en) | A kind of manual unlocking device that there is double chutes may move bearing pin | |
| CN213449879U (en) | Shielding door electromagnetic lock that guide tracked is connected | |
| CN207934621U (en) | A kind of screen door in rail transit electromagnetic lock | |
| CN221032008U (en) | Sliding door unlocking device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |