CN103670041B - A kind of metro platform shield door electric locking device - Google Patents
A kind of metro platform shield door electric locking device Download PDFInfo
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- CN103670041B CN103670041B CN201310752700.1A CN201310752700A CN103670041B CN 103670041 B CN103670041 B CN 103670041B CN 201310752700 A CN201310752700 A CN 201310752700A CN 103670041 B CN103670041 B CN 103670041B
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Abstract
The invention discloses a kind of metro platform shield door electric locking device, solenoid actuated mechanism is adopted to drive ratchet synchronizing wheel, synchronous pawl assembly throws off lock fork, lock fork is under the effect of torsion spring member restoring force, rotate a certain angle, roll wheel assembly is made to depart from lock fork, thus sliding door is opened, roll wheel assembly slips into lock fork, namely sliding door is closed, for preventing unexpected generation, be provided with manual unlocking device, be provided with and be locked into a sense switch assembly, manual unlocking sense switch assembly, be convenient to check that electric locking or unlatching extremely put in place, convenient for maintaining, this kind of electric lock structure, be positioned at the top of metro platform shield door, piston blast and passenger's extruding force of closed shield door can be carried, structure is reliable, easy realization, have a good application prospect.
Description
Technical field
The present invention relates to metro platform shield door technical field, be specifically related to a kind of metro platform shield door electric locking device.
Background technology
Along with the fast development of city size, the trip that subway transportation can be convenient for people to, people, when awaiting a subway, need to fall in underground railway track because of carelessness, very dangerous, in order to improve the security performance of subway platform, metro platform shield door is widely used, but, existing metro platform shield door closes device, the upper and lower rectilinear motion of basic employing electromagnet band pendulum lock pin, lock pin falls by work of electromagnet, i.e. sliding door locking states; Lock pin lifts by work of electromagnet, sliding door open mode, but, this kind of structure bear the piston blast of closed shield door and passenger's extruding force little, structure is unreliable, easily loses efficacy, and there is potential safety hazard.
Summary of the invention
Technical problem solved by the invention overcomes existing metro platform shield door electric lock structure, and piston blast and passenger's extruding force of bearing closed shield door are little, and structure is unreliable, easily loses efficacy, and there is the problem of potential safety hazard.
In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is:
A kind of metro platform shield door electric locking device, it is characterized in that: electric locking device is arranged on the top of metro platform shield door, comprise lock assembly, solenoid actuated mechanism, ratchet synchronizing wheel, first torsion spring member, lock shaft, pawl assembly, second torsion spring member, lock fork, left wheel assembly and right roll wheel assembly, described lock assembly is arranged on shielding every machine guide rail, described solenoid actuated mechanism is fixed on the inner side of lock assembly, and the exit of solenoid actuated mechanism is connected with ratchet synchronizing wheel by connecting bearing pin, described ratchet synchronizing wheel is provided with synchronizing shaft, described synchronizing shaft is by pawl assembly, second torsion spring member links together, described lock shaft is connected with the first torsion spring member, and be fixed on lock assembly, described lock fork is arranged on the front end of lock shaft, described lock fork is provided with the symmetrical breach for blocking left wheel assembly and right roll wheel assembly, below described left wheel assembly and right roll wheel assembly, subway platform sliding door is installed, described lock fork is also provided with the draw-in groove for clamping pawl assembly, described solenoid actuated mechanism drives the second torsion spring member to control pawl assembly disengagement or clamping lock fork, described first torsion spring member drives lock shaft to control lock fork rotation, left wheel assembly and right roll wheel assembly is made to slip into or depart from the breach in lock fork.
Aforesaid a kind of metro platform shield door electric locking device, it is characterized in that: also comprise and be locked into a sense switch assembly, whether a described sense switch assembly that is locked into is fixed on lock assembly, and contacts with ratchet synchronizing wheel, put in place for the anglec of rotation detecting ratchet synchronizing wheel.
Aforesaid a kind of metro platform shield door electric locking device, it is characterized in that: also comprise manual unlocking device, the side of described manual unlocking device is connected with the manual lock on metro platform shield door, opposite side is fixed on lock assembly by the 3rd torsion spring member, the top of described manual unlocking device is provided with manual unlocking sense switch assembly, whether described manual unlocking sense switch assembly is fixed on lock assembly, and contacts with pawl assembly, be rotated in place for detecting manual lock.
Aforesaid a kind of metro platform shield door electric locking device, is characterized in that: described left wheel assembly, right roll wheel assembly take door frame by the left side being positioned at below separately, right side is taken door frame and is fixedly connected with subway platform sliding door.
The invention has the beneficial effects as follows: metro platform shield door electric locking device of the present invention, solenoid actuated mechanism is adopted to drive ratchet synchronizing wheel, synchronous pawl assembly throws off lock fork, lock fork is under the effect of torsion spring member restoring force, rotate a certain angle, roll wheel assembly is made to depart from lock fork, thus sliding door is opened, roll wheel assembly slips into lock fork, namely sliding door is closed, for preventing unexpected generation, be provided with manual unlocking device, be provided with and be locked into a sense switch assembly, manual unlocking sense switch assembly, be convenient to check that electric locking or unlatching extremely put in place, convenient for maintaining, this kind of electric lock structure, be positioned at the top of metro platform shield door, piston blast and passenger's extruding force of closed shield door can be carried, structure is reliable, easy realization, have a good application prospect.
Accompanying drawing explanation
Fig. 1 is the structural representation of metro platform shield door electric locking device of the present invention.
Fig. 2 is the bottom view of metro platform shield door electric locking device of the present invention.
Fig. 3 is the elevation of metro platform shield door electric locking device of the present invention.
Fig. 4 is the right side cross-sectional view of metro platform shield door electric locking device of the present invention.
Fig. 5 is the top view of metro platform shield door electric locking device of the present invention.
Reference numeral implication is as follows:
1: lock assembly; 2: solenoid actuated mechanism; 3: connect bearing pin; 4: ratchet synchronizing wheel; 5: the first torsion spring member; 6: lock shaft; 7: synchronizing shaft; 8: pawl assembly; 9: the second torsion spring member; 10: lock fork; 11: left wheel assembly; 12: right roll wheel assembly; 13: manual unlocking device; 14: the three torsion spring member; 15: be locked into a sense switch assembly; 16: manual unlocking sense switch assembly; 17: door frame is taken in left side; 18: door frame is taken on right side; 19: manual lock.
Detailed description of the invention
Below in conjunction with Figure of description, the present invention is further illustrated.
As shown in Figures 1 to 5, metro platform shield door electric locking device of the present invention, electric locking device is arranged on the top of metro platform shield door, more traditional electric locking device being positioned at metro platform shield door side, the larger piston blast of closed shield door and passenger's extruding force can be carried, electric locking device comprises lock assembly 1, solenoid actuated mechanism 2, ratchet synchronizing wheel 4, first torsion spring member 5, lock shaft 6, pawl assembly 8, second torsion spring member 9, lock fork 10, left wheel assembly 11 and right roll wheel assembly 12, lock assembly 1 is arranged on shielding every machine guide rail, solenoid actuated mechanism 2 is fixed on the inner side of lock assembly 1, and the exit of solenoid actuated mechanism 2 is connected with ratchet synchronizing wheel 4 by connecting bearing pin 3, ratchet synchronizing wheel 4 is provided with synchronizing shaft 7, synchronizing shaft 7 is by pawl assembly 8, second torsion spring member 9 links together, lock shaft 6 is connected with the first torsion spring member 5, and be fixed on lock assembly 1, lock fork 10 is arranged on the front end of lock shaft 6, lock fork 10 is provided with the symmetrical breach for blocking left wheel assembly 11 and right roll wheel assembly 12, below left wheel assembly 11 and right roll wheel assembly 12, subway platform sliding door is installed, left wheel assembly 11, right roll wheel assembly 12 takes door frame 17 by the left side being positioned at below separately, right side is taken door frame 18 and is fixedly connected with subway platform sliding door, lock fork 10 is disc structure, also be provided with the draw-in groove for being connected to pawl assembly 8, solenoid actuated mechanism 2 drives the second torsion spring member 9 to control pawl assembly 8 to throw off or clamp lock fork 10, first torsion spring member 5 drives lock shaft 6 to control lock fork 10 to rotate, left wheel assembly 11 and right roll wheel assembly 12 is made to slip into or depart from the breach in lock fork 10.
Whether the present invention also comprises and is locked into a sense switch assembly 15, be locked into a sense switch assembly 15 and be fixed on lock assembly 1, and contact with ratchet synchronizing wheel 4, put in place for the anglec of rotation detecting ratchet synchronizing wheel 4.
The present invention also comprises manual unlocking device 13, the side of described manual unlocking device 13 is connected with the manual lock 19 on metro platform shield door, opposite side is fixed on lock assembly 1 by the 3rd torsion spring member 14, the top of manual unlocking device 13 is provided with manual unlocking sense switch assembly 16, manual unlocking sense switch assembly 16 is fixed on lock assembly 1, and contact with pawl assembly 8, whether be rotated in place for detecting manual lock 19.
The course of work of metro platform shield door electric locking device of the present invention is as follows:
(1) under normal condition, the process of automatic blocking or unlatching is, when solenoid actuated mechanism 2 works, do rectilinear motion, the bearing pin 3 that is connected rotates, drive the rotary motion of ratchet synchronizing wheel 4, when ratchet synchronizing wheel 4 is rotated in place, trigger while being locked into a sense switch assembly 15 and rotated by synchronizing shaft 7 second torsion spring member 9 that links, control the draw-in groove that pawl assembly 8 departs from lock fork 10, lock fork 10 is under the effect of the first torsion spring member 5 restoring force, rotate a certain angle, at this moment left side is installed and takes door frame 17, a left side for door frame 18 is taken on right side, right roll wheel assembly, depart from the breach of lock fork 10 thus sliding door is opened, otherwise left and right roll wheel assembly slips into the breach of lock fork 10, pawl assembly 8 clamps the draw-in groove of lock fork 10 under the effect of the restoring force of the second torsion spring member 9, realizes sliding door and closes.
(2) under abnormal condition, the process of manual unlocking is, the manual lock 19 on twisting door body, trigger manual tripper 13 action, trigger manual solution lock detection switch 16, manually tripper 13 is stirred and is controlled pawl assembly 8 simultaneously, make it outwards rotate to an angle, so that pawl assembly 8 departs from the draw-in groove of lock fork 10, lock fork 10 is under the effect of the first torsion spring member 5 restoring force, rotate a certain angle, left and right roll wheel assembly departs from the breach of lock fork 10, thus sliding door is opened.
In sum, metro platform shield door electric locking device of the present invention, solenoid actuated mechanism is adopted to drive ratchet synchronizing wheel, synchronous pawl assembly throws off lock fork, lock fork is under the effect of torsion spring member restoring force, rotate a certain angle, roll wheel assembly is made to depart from lock fork, thus sliding door is opened, roll wheel assembly slips into lock fork, namely sliding door is closed, for preventing unexpected generation, be provided with manual unlocking device, be provided with and be locked into a sense switch assembly, manual unlocking sense switch assembly, be convenient to check that electric locking or unlatching extremely put in place, convenient for maintaining, this kind of electric lock structure, be positioned at the top of metro platform shield door, piston blast and passenger's extruding force of closed shield door can be carried, structure is reliable, easy realization, have a good application prospect.More than show and describe general principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and manual just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (2)
1. a metro platform shield door electric locking device, it is characterized in that: electric locking device is arranged on the top of metro platform shield door, comprise lock assembly (1), solenoid actuated mechanism (2), ratchet synchronizing wheel (4), first torsion spring member (5), lock shaft (6), pawl assembly (8), second torsion spring member (9), lock fork (10), left wheel assembly (11) and right roll wheel assembly (12), described lock assembly (1) is arranged on shielding every machine guide rail, described solenoid actuated mechanism (2) is fixed on the inner side of lock assembly (1), and the exit of solenoid actuated mechanism (2) is connected with ratchet synchronizing wheel (4) by connecting bearing pin (3), described ratchet synchronizing wheel (4) is provided with synchronizing shaft (7), described synchronizing shaft (7) is by pawl assembly (8), second torsion spring member (9) links together, described lock shaft (6) is connected with the first torsion spring member (5), and be fixed on lock assembly (1), described lock fork (10) is arranged on the front end of lock shaft (6), described lock fork (10) is provided with the symmetrical breach for blocking left wheel assembly (11) and right roll wheel assembly (12), described left wheel assembly (11) and right roll wheel assembly (12) below are provided with subway platform sliding door, described lock fork (10) is also provided with the draw-in groove for clamping pawl assembly (8), described solenoid actuated mechanism (2) drives the second torsion spring member (9) to control pawl assembly (8) disengagement or clamping lock fork (10), described first torsion spring member (5) drives lock shaft (6) to control lock fork (10) rotation, left wheel assembly (11) and right roll wheel assembly (12) is made to slip into or depart from the breach in lock fork (10),
Also comprise and be locked into a sense switch assembly (15), described in be locked into a sense switch assembly (15) and be fixed on lock assembly (1), and to contact with ratchet synchronizing wheel (4), whether put in place for the anglec of rotation detecting ratchet synchronizing wheel (4);
Also comprise manual unlocking device (13), the side of described manual unlocking device (13) is connected with the manual lock (19) on metro platform shield door, opposite side is fixed on lock assembly (1) by the 3rd torsion spring member (14), the top of described manual unlocking device (13) is provided with manual unlocking sense switch assembly (16), described manual unlocking sense switch assembly (16) is fixed on lock assembly (1), and contact with pawl assembly (8), whether be rotated in place for detecting manual lock (19).
2. a kind of metro platform shield door electric locking device according to claim 1, is characterized in that: described left wheel assembly (11), right roll wheel assembly (12) take door frame (17) by the left side being positioned at below separately, right side is taken door frame (18) and is fixedly connected with subway platform sliding door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310752700.1A CN103670041B (en) | 2013-12-31 | 2013-12-31 | A kind of metro platform shield door electric locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310752700.1A CN103670041B (en) | 2013-12-31 | 2013-12-31 | A kind of metro platform shield door electric locking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103670041A CN103670041A (en) | 2014-03-26 |
| CN103670041B true CN103670041B (en) | 2015-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310752700.1A Active CN103670041B (en) | 2013-12-31 | 2013-12-31 | A kind of metro platform shield door electric locking device |
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| CN (1) | CN103670041B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105178737A (en) * | 2014-07-31 | 2015-12-23 | 西安铁路信号有限责任公司 | Electronic locking method for sliding door |
| CN104196372B (en) * | 2014-08-25 | 2017-01-18 | 杭州优迈科技有限公司 | Rail transit platform screen door lock and rail transit platform screen door |
| CN106761032A (en) * | 2016-11-28 | 2017-05-31 | 上海嘉成轨道交通安全保障系统股份公司 | The door lock and gate of gate |
| CN106761031A (en) * | 2016-11-28 | 2017-05-31 | 上海嘉成轨道交通安全保障系统股份公司 | The door lock and gate of gate |
| CN110952840B (en) * | 2019-12-31 | 2020-12-25 | 常州瓦良格电气有限公司 | Mechanical electromagnetic lock for shielded door |
| CN115217371B (en) * | 2022-06-13 | 2024-05-03 | 鑫湘军合(江苏)科技发展有限公司 | Door lock device for subway platform screen door |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2916048Y (en) * | 2006-06-01 | 2007-06-27 | 沈阳远大铝业工程有限公司 | Emergency safety door lock device |
| CN201265310Y (en) * | 2008-09-05 | 2009-07-01 | 上海嘉成轨道交通安全保障系统有限公司 | Locking apparatus for rail traffic shielding door |
| CN203022452U (en) * | 2012-12-24 | 2013-06-26 | 南京康尼机电股份有限公司 | Electric lock for half-height safety door |
| CN203669530U (en) * | 2013-12-31 | 2014-06-25 | 南京康尼机电股份有限公司 | Electric locking device of metro platform screen door |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2675973B1 (en) * | 2011-02-15 | 2017-09-13 | Mauer Locking Systems EOOD | Clutch mechanism couplable to door locks with locking bolt operated by handles or knobs |
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2013
- 2013-12-31 CN CN201310752700.1A patent/CN103670041B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2916048Y (en) * | 2006-06-01 | 2007-06-27 | 沈阳远大铝业工程有限公司 | Emergency safety door lock device |
| CN201265310Y (en) * | 2008-09-05 | 2009-07-01 | 上海嘉成轨道交通安全保障系统有限公司 | Locking apparatus for rail traffic shielding door |
| CN203022452U (en) * | 2012-12-24 | 2013-06-26 | 南京康尼机电股份有限公司 | Electric lock for half-height safety door |
| CN203669530U (en) * | 2013-12-31 | 2014-06-25 | 南京康尼机电股份有限公司 | Electric locking device of metro platform screen door |
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| CN103670041A (en) | 2014-03-26 |
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