CN203669530U - Electric locking device of metro platform screen door - Google Patents
Electric locking device of metro platform screen door Download PDFInfo
- Publication number
- CN203669530U CN203669530U CN201320893238.2U CN201320893238U CN203669530U CN 203669530 U CN203669530 U CN 203669530U CN 201320893238 U CN201320893238 U CN 201320893238U CN 203669530 U CN203669530 U CN 203669530U
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- assembly
- lock
- torsion spring
- locking device
- electric locking
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Abstract
The utility model discloses an electric locking device of a metro platform screen door. An electromagnet driving mechanism is used for driving a pawl synchronizing wheel to be separated from a locking fork, the locking fork rotates by a certain angle under the effect of the restoring force of a torsional spring component, so that a roller component is separated from the locking fork, a sliding door is opened, and when the roller component slides into the locking fork, the sliding door is closed. To avoid accidents, a manual unlocking device is arranged, a lock in-place detection switch component and a manual unlocking detection switch component are arranged, so that if electric locking or unlocking is in place is conveniently checked, and repairing is facilitated. The electric locking device is located on the metro platform screen door, can bear wind pressure of a piston of the sealed type screen door and squeezing force of passengers, is reliable in structure and easy to achieve, and has good application prospects.
Description
Technical field
The utility model relates to metro platform shield door technical field, is 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, in the time 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, still, existing metro platform shield door closes device, the basic upper and lower rectilinear motion of electromagnet band pendulum lock pin that adopts, work of electromagnet falls lock pin, i.e. sliding door locking state; Work of electromagnet is lifted lock pin, sliding door open mode, and still, piston blast and passenger's extruding force that this kind of structure born closed shield door are little, and structure is unreliable, easily loses efficacy, and has potential safety hazard.
Utility model content
The technical problem that the utility model solves is to overcome 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 has the problem of potential safety hazard.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts 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, the first torsion spring assembly, lock shaft, pawl assembly, the second torsion spring assembly, 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, the second torsion spring assembly links together, described lock shaft is connected with the first torsion spring assembly, and be fixed on lock assembly, described lock fork is arranged on the front end of lock shaft, described lock fork is provided with symmetrical for blocking the breach of left wheel assembly and right roll wheel assembly, described left wheel assembly and right roll wheel assembly below are provided with subway platform sliding door, in described lock fork, be also provided with the draw-in groove for clamping pawl assembly, described solenoid actuated mechanism drives the second torsion spring assembly control pawl assembly to throw off or clamping lock fork, described the first torsion spring Component driver lock shaft control lock fork rotation, left wheel assembly and right roll wheel assembly are slipped 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 detection of the anglec of rotation of ratchet synchronizing wheel.
Aforesaid a kind of metro platform shield door electric locking device, it is characterized in that: also comprise manual unlocking device, one 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 assembly, 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 detection of manual lock.
Aforesaid a kind of metro platform shield door electric locking device, is characterized in that: door frame is taken in the left side of below separately, right side is taken door frame and is fixedly connected with subway platform sliding door by being positioned at for described left wheel assembly, right roll wheel assembly.
The beneficial effects of the utility model are: metro platform shield door electric locking device of the present utility model, adopt solenoid actuated mechanism to drive ratchet synchronizing wheel, synchronous pawl assembly is thrown off lock fork, lock fork is under the effect of torsion spring assembly restoring force, rotate a certain angle, make roll wheel assembly depart from lock fork, thereby sliding door is opened, roll wheel assembly slips into lock fork, be that 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 electric locking or open and extremely put in place, convenient for maintaining, this kind of electric lock structure, be positioned at the top of metro platform shield door, can carry piston blast and passenger's extruding force of closed shield door, reliable in structure, easily realize, 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 utility model.
Fig. 2 is the bottom view of metro platform shield door electric locking device of the present utility model.
Fig. 3 is the elevation of metro platform shield door electric locking device of the present utility model.
Fig. 4 is the right side cross-sectional view of metro platform shield door electric locking device of the present utility model.
Fig. 5 is the top view of metro platform shield door electric locking device of the present utility model.
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 assemblies; 6: lock shaft; 7: synchronizing shaft; 8: pawl assembly; 9: the second torsion spring assemblies; 10: lock fork; 11: left wheel assembly; 12: right roll wheel assembly; 13: manual unlocking device; 14: the three torsion spring assemblies; 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.
The specific embodiment
Below in conjunction with Figure of description, the utility model is further described.
As shown in Figures 1 to 5, metro platform shield door electric locking device of the present utility model, electric locking device is arranged on the top of metro platform shield door, more traditional electric locking device that is positioned at metro platform shield door side, can carry larger piston blast and the passenger's extruding force of closed shield door, electric locking device comprises lock assembly 1, solenoid actuated mechanism 2, ratchet synchronizing wheel 4, the first torsion spring assembly 5, lock shaft 6, pawl assembly 8, the second torsion spring assembly 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, the second torsion spring assembly 9 links together, lock shaft 6 is connected with the first torsion spring assembly 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 symmetrical for blocking the breach of left wheel assembly 11 and right roll wheel assembly 12, left wheel assembly 11 and right roll wheel assembly 12 belows are provided with subway platform sliding door, left wheel assembly 11, right roll wheel assembly 12 is taken door frame 17 by being positioned at the left side of 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 assembly 9 to control pawl assembly 8 to throw off or clamp lock fork 10, the first torsion spring assembly 5 drives lock shaft 6 to control lock fork 10 to rotate, left wheel assembly 11 and right roll wheel assembly 12 are slipped into or depart from the breach in lock fork 10.
Whether the utility model also comprises and is locked into a sense switch assembly 15, is locked into a sense switch assembly 15 and is fixed on lock assembly 1, and contact with ratchet synchronizing wheel 4, put in place for detection of the anglec of rotation of ratchet synchronizing wheel 4.
The utility model also comprises manual unlocking device 13, one 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 assembly 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 detection of manual lock 19.
The course of work of the utility model metro platform shield door electric locking device 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 ratchet synchronizing wheel 4 to rotatablely move, when ratchet synchronizing wheel 4 is rotated in place, when being locked into a sense switch assembly 15, triggering rotates by the synchronizing shaft 7 second torsion spring assembly 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 assembly 5 restoring forces, 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, thereby the breach sliding door that departs from lock fork 10 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 assembly 9, realizes sliding door and closes.
(2) under abnormal condition, the process of manual unlocking is that the manual lock 19 on twisting door body, triggers manual unlocking device 13 and move, trigger manual unlocking sense switch 16, stir and control pawl assembly 8 by manual unlocking device 13 simultaneously, it is outwards rotated 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 assembly 5 restoring forces, rotate a certain angle, left and right roll wheel assembly departs from the breach of lock fork 10, thereby sliding door is opened.
In sum, metro platform shield door electric locking device of the present utility model, adopt solenoid actuated mechanism to drive ratchet synchronizing wheel, synchronous pawl assembly is thrown off lock fork, lock fork is under the effect of torsion spring assembly restoring force, rotate a certain angle, make roll wheel assembly depart from lock fork, thereby sliding door is opened, roll wheel assembly slips into lock fork, be that 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 electric locking or open and extremely put in place, convenient for maintaining, this kind of electric lock structure, be positioned at the top of metro platform shield door, can carry piston blast and passenger's extruding force of closed shield door, reliable in structure, easily realize, have a good application prospect.More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and manual, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (4)
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), the first torsion spring assembly (5), lock shaft (6), pawl assembly (8), the second torsion spring assembly (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), the second torsion spring assembly (9) links together, described lock shaft (6) is connected with the first torsion spring assembly (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 symmetrical for blocking the breach of 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 is also provided with the draw-in groove for clamping pawl assembly (8) on (10), described solenoid actuated mechanism (2) drives the second torsion spring assembly (9) to control pawl assembly (8) disengagement or clamping lock fork (10), described the first torsion spring assembly (5) drives lock shaft (6) to control lock fork (10) rotation, left wheel assembly (11) and right roll wheel assembly (12) are slipped into or depart from the breach in lock fork (10).
2. a kind of metro platform shield door electric locking device according to claim 1, it is characterized in that: also comprise and be locked into a sense switch assembly (15), a described sense switch assembly (15) that is locked into is fixed on lock assembly (1), and contact with ratchet synchronizing wheel (4), whether put in place for detection of the anglec of rotation of ratchet synchronizing wheel (4).
3. a kind of metro platform shield door electric locking device according to claim 1, it is characterized in that: also comprise manual unlocking device (13), one 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 assembly (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 detection of manual lock (19).
4. a kind of metro platform shield door electric locking device according to claim 1, is characterized in that: door frame (17) is taken in the left side of below separately, right side is taken door frame (18) and is fixedly connected with subway platform sliding door by being positioned at for described left wheel assembly (11), right roll wheel assembly (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320893238.2U CN203669530U (en) | 2013-12-31 | 2013-12-31 | Electric locking device of metro platform screen door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320893238.2U CN203669530U (en) | 2013-12-31 | 2013-12-31 | Electric locking device of metro platform screen door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203669530U true CN203669530U (en) | 2014-06-25 |
Family
ID=50965843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320893238.2U Withdrawn - After Issue CN203669530U (en) | 2013-12-31 | 2013-12-31 | Electric locking device of metro platform screen door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203669530U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103670041A (en) * | 2013-12-31 | 2014-03-26 | 南京康尼机电股份有限公司 | Electric locking device of subway platform screen door |
| CN105178730A (en) * | 2014-07-31 | 2015-12-23 | 西安铁路信号有限责任公司 | Electronic locking method for rail transit half-height door |
-
2013
- 2013-12-31 CN CN201320893238.2U patent/CN203669530U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103670041A (en) * | 2013-12-31 | 2014-03-26 | 南京康尼机电股份有限公司 | Electric locking device of subway platform screen door |
| CN103670041B (en) * | 2013-12-31 | 2015-09-02 | 南京康尼机电股份有限公司 | A kind of metro platform shield door electric locking device |
| CN105178730A (en) * | 2014-07-31 | 2015-12-23 | 西安铁路信号有限责任公司 | Electronic locking method for rail transit half-height door |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140625 Effective date of abandoning: 20150902 |
|
| RGAV | Abandon patent right to avoid regrant |