CN115217371B - Door lock device for subway platform screen door - Google Patents
Door lock device for subway platform screen door Download PDFInfo
- Publication number
- CN115217371B CN115217371B CN202210661323.XA CN202210661323A CN115217371B CN 115217371 B CN115217371 B CN 115217371B CN 202210661323 A CN202210661323 A CN 202210661323A CN 115217371 B CN115217371 B CN 115217371B
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- CN
- China
- Prior art keywords
- lock
- wall
- fixing base
- lock pin
- pawl
- 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.)
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- 238000001514 detection method Methods 0.000 claims abstract description 14
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- 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
- E05B65/0811—Locks or fastenings for special use for sliding wings the bolts pivoting about an axis perpendicular to the wings
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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
- E05B17/00—Accessories in connection with locks
- E05B17/22—Means for operating or controlling lock or fastening device accessories, i.e. other than the fastening members, e.g. switches, indicators
-
- 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
- E05B47/0001—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
- E05B47/0006—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets having a non-movable core; with permanent magnet
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Platform Screen Doors And Railroad Systems (AREA)
Abstract
The invention discloses a door lock device of a subway platform screen door, which comprises a left lock pin assembly, wherein one end of the left lock pin assembly is provided with a fixed seat, the outer wall of one side of the fixed seat is fixed with a bottom plate, the outer wall of one side of the bottom plate, which is close to the fixed seat, is provided with a manual unlocking detection switch, the outer wall of the other side of the fixed seat is provided with a locking detection switch, and a pulling sheet is arranged below the locking detection switch. According to the invention, when the sliding door is closed, the left lock pin plate and the right lock pin plate are driven to move relatively to strike the lock disc assembly, so that after the lock disc assembly rotates for a certain angle, the pawl assembly rotates to the locking port of the lock disc under the action of the spring force, after the electromagnet is powered on and drives the pawl assembly to rotate for a certain angle, the left lock disc assembly rotates under the action of the drag hook spring to open, the left lock pin plate and the right lock pin plate do opposite movement, the sliding door is opened, the overall structure is simple, stable and reliable, the locking precision is high, the rebound is small, and the self-retaining function is realized after unlocking.
Description
Technical Field
The invention relates to the technical field of subway platform screen doors, in particular to a door lock device of a subway platform screen door.
Background
Subway traffic plays a vital role in urban rail transit, and as subway lines are more and subway people flow is more and more, a shielding door separates passengers from subway tracks, so that the traveling safety of the passengers is protected. The sliding door is a vital link in the shielding door, is also an important channel between a daily operation track and a platform, is also an important unit for guaranteeing the safety of passengers, and the door lock is an important mechanism in the safety guarantee.
In the prior art, the manual unlocking is required to be always in a trigger state when the manual unlocking is performed at present, and the unlocking cannot be realized until the lock pin and the lock disc are completely separated. This is a safety hazard. In emergency situations, the lock disc can be unlocked only by unlocking once, and the manual unlocking position is not required to be kept all the time.
Disclosure of Invention
Based on the technical problems in the background technology, the invention provides a door lock device for a shielding door of a subway platform.
The invention provides a door lock device of a subway platform screen door, which comprises a left lock pin assembly, wherein one end of the left lock pin assembly is provided with a fixed seat, a bottom plate is fixed on one side outer wall of the fixed seat, a manual unlocking detection switch is arranged on one side outer wall of the bottom plate, which is close to the fixed seat, a locking detection switch is arranged on the other side outer wall of the fixed seat, a pulling piece is arranged below the locking detection switch, an electromagnet is arranged on the inner wall of the bottom of the fixed seat, a right lock pin assembly is arranged above the electromagnet, a pawl assembly is rotatably connected on one side inner wall of the fixed seat, a locking disc assembly is arranged on one side of the pawl assembly in a propping way, and a manual unlocking assembly is arranged at the bottom of the fixed seat;
The one end of plectrum is cup jointed and is fixed with the dwang, and the dwang rotates with the fixing base to be connected, the one end that the plectrum was kept away from to the dwang is pegged graft fixedly with the pawl subassembly, the pawl subassembly includes pawl, sleeve pipe and couple spring, and the through-hole has been seted up to one side outer wall that the pawl is close to the bottom, the sleeve pipe is pegged graft and is fixed in the through-hole, and the one end of couple spring articulates in the bottom of pawl one side outer wall, the other end and the fixing base of couple spring are pegged graft fixedly, and the sleeve pipe is pegged graft with the dwang, the lock dish subassembly includes lock dish and pivot, and the one end of pivot is connected fixedly with the center department of lock dish, the other end of pivot rotates with one side inner wall of fixing base and is connected.
Preferably, the left lock pin assembly and the right lock pin assembly comprise a lock pin plate and a movable plate, the movable plate is fixed at one end of the lock pin plate, mounting holes are formed in four corners of the outer wall of one side of the lock pin plate, and one end, away from the lock pin plate, of the movable plate is rotationally connected with the lock disc assembly.
Preferably, the manual unlocking component comprises a plug rod, a telescopic spring and a jacking block, the outer wall of the plug rod is sleeved with the spring in a sliding mode, and the jacking block is fixed at the top end of the plug rod.
Preferably, the jack with inserted bar looks adaptation has been seted up to the bottom of fixing base, and the inserted bar passes through jack and fixing base formation sliding fit, the top and the bottom butt of fixing base of spring, and the kicking block is located the fixing base inside and is located under pawl bottom one end.
The beneficial effects of the invention are as follows:
The left lock pin plate and the right lock pin plate are connected to the sliding door, when the sliding door is closed, the left lock pin plate and the right lock pin plate are driven to move relatively to strike the lock disc assembly, so that after the lock disc assembly rotates for a certain angle, the pawl assembly rotates to a locking port of the lock disc under the action of a spring force, after the electromagnet is powered on and drives the pawl assembly to rotate for a certain angle, the left lock disc assembly and the right lock pin plate do opposite movement to open, the sliding door is opened, and meanwhile, the manual unlocking assembly is arranged, so that the sliding door can be opened by using manual unlocking to prevent power failure or accidents.
Drawings
FIG. 1 is a right side view schematically illustrating the overall structure of a door lock device for a shield door of a subway platform;
FIG. 2 is a schematic diagram showing the whole structure of a door lock device for a shield door of a subway platform;
FIG. 3 is a schematic front view showing the whole structure of a door lock device for a subway platform screen door;
Fig. 4 is a schematic side view of the internal structure of the fixing seat of the door lock device of the subway platform screen door.
In the figure: the locking device comprises a left lock pin assembly 1, a fixed seat 2, a bottom plate 3, a manual unlocking detection switch 4, a lock in-place detection switch 5, a pulling sheet 6, an electromagnet 7, a right lock pin assembly 8, a pawl assembly 9, a lock disc assembly 10 and a manual unlocking assembly 11.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Example 1:
Referring to fig. 1-4, a door lock device of a subway platform screen door comprises a left lock pin assembly 1, wherein one end of the left lock pin assembly 1 is provided with a fixed seat 2, one side outer wall of the fixed seat 2 is fixedly provided with a bottom plate 3, one side outer wall of the bottom plate 3, which is close to the fixed seat 2, is provided with a manual unlocking detection switch 4, the other side outer wall of the fixed seat 2 is provided with a locking detection switch 5, a pulling piece 6 is arranged below the locking detection switch 5, one end of the pulling piece 6 is sleeved and fixed with a rotating rod, the rotating rod is in rotating connection with the fixed seat 2, the bottom inner wall of the fixed seat 2 is provided with an electromagnet 7, and a right lock pin assembly 8 is arranged above the electromagnet 7;
The left lock pin assembly 1 and the right lock pin assembly 8 comprise a lock pin plate and a movable plate, the movable plate is fixed at one end of the lock pin plate, mounting holes are formed in four corners of one side outer wall of the lock pin plate, one end of the movable plate, which is far away from the lock pin plate, is rotationally connected with the lock disc assembly 10, one side inner wall of the fixed seat 2 is rotationally connected with the pawl assembly 9, the pawl assembly 9 comprises a pawl, a sleeve and a hook spring, a through hole is formed in one side outer wall, which is close to the bottom, of the pawl, the sleeve is fixedly inserted into the through hole, one end of the hook spring is connected with the bottom of one side outer wall of the pawl in a hanging manner, the other end of the hook spring is fixedly connected with the fixed seat 2 in a hanging manner, the sleeve is fixedly inserted with the rotating rod, one end, which is far away from the pulling piece 6, of the rotating rod is fixedly connected with the pawl assembly 9 in a connecting manner, one side of the pawl assembly 9 is provided with the lock disc assembly 10, the lock disc assembly 10 comprises a lock disc and a rotating shaft, one end of the rotating shaft is fixedly connected with the center of the lock disc, and one side inner wall of the rotating shaft.
The left lock pin plate and the right lock pin plate are connected to the sliding door, the left lock pin plate and the right lock pin plate are driven to move relatively when the sliding door is closed, the movable plate is enabled to strike the lock disc assembly 10, after the lock disc assembly 10 rotates by a certain angle, the pawl assembly 9 rotates to a locking port of the lock disc under the action of a spring force, after the electromagnet 7 is powered to drive the pawl assembly 9 to rotate by a certain angle, the lock disc assembly 10 rotates by the action of a drag hook spring, the left lock pin plate and the right lock pin plate are opened in opposite movement, the sliding door is opened, the overall structure is simple, stable and reliable, the locking precision is high, the rebound is small, and the self-holding function is realized after the unlocking.
Example 2:
The present embodiment is optimized based on embodiment 1, specifically:
The bottom of the fixed seat 2 is provided with a manual unlocking component 11, the manual unlocking component 11 comprises an inserted link, a telescopic spring and a top block, the outer wall of the inserted link is sleeved with the spring, the top block is fixed at the top end of the inserted link, the bottom of the fixed seat 2 is provided with a jack matched with the inserted link, the inserted link forms sliding fit with the fixed seat 2 through the jack, the top end of the spring is abutted with the bottom of the fixed seat 2, and the top block is positioned inside the fixed seat 2 and is positioned under one end of the bottom of the pawl;
through the manual unlocking component 11 that sets up, upwards promote the inserted bar, make the inserted bar drive kicking block upwards push up the bottom of moving pawl subassembly 9, the breach of locking pin subassembly and lock dish locking mouth has certain clearance about when locking state, pawl subassembly 9 can break away from the locking position and open after triggering manual unblock, because control locking pin subassembly and lock dish have certain clearance, the lock dish can gyration certain small angle under the effect of restoring force, even loosen the manual unblock back pawl can also keep in the unblock position, control the locking pin can with the sliding door opening at this moment, can use manual unblock to open the sliding door when outage or unexpected emergence, use lock dish subassembly 10 and pawl subassembly 9 to realize locking and unblock.
The left lock pin plate and the right lock pin plate are connected to the sliding door, the left lock pin plate and the right lock pin plate are driven to move relatively when the sliding door is closed, the movable plate is enabled to strike the lock disc assembly 10, after the lock disc assembly 10 rotates by a certain angle, the pawl assembly 9 rotates to a locking port of the lock disc under the action of a spring force, after the electromagnet 7 is powered to drive the pawl assembly 9 to rotate by a certain angle, the lock disc assembly 10 rotates by the action of a drag hook spring, the left lock pin plate and the right lock pin plate do opposite movement to open, the sliding door is opened, and meanwhile, the manual unlocking assembly 11 is arranged, when power failure or accidents occur, the inserted bar is pushed upwards, the inserted bar is enabled to drive the top block to push the bottom of the pawl assembly 9 upwards, and the sliding door can be opened by manual unlocking for preventing power failure or accidents.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (4)
1. The utility model provides a subway platform screen door lock device, includes left lockpin subassembly (1), its characterized in that, the one end of left lockpin subassembly (1) is provided with fixing base (2), and one side outer wall of fixing base (2) is fixed with bottom plate (3), manual unblock detection switch (4) are installed to one side outer wall that bottom plate (3) are close to fixing base (2), lock detection switch (5) in place are installed to the opposite side outer wall of fixing base (2), and lock the below of detection switch (5) in place is provided with plectrum (6), the bottom inner wall of fixing base (2) is provided with electro-magnet (7), and the top of electro-magnet (7) is provided with right lockpin subassembly (8), one side inner wall rotation of fixing base (2) is connected with pawl subassembly (9), and one side butt of pawl subassembly (9) is provided with lock dish subassembly (10), the bottom of fixing base (2) is provided with manual unblock subassembly (11).
The one end of plectrum (6) is cup jointed and is fixed with the dwang, and dwang and fixing base (2) rotate and be connected, the one end that plectrum (6) was kept away from to the dwang is pegged graft fixedly with pawl subassembly (9), pawl subassembly (9) are including pawl, sleeve pipe and couple spring, and the through-hole has been seted up to one side outer wall that the pawl is close to the bottom, the sleeve pipe is pegged graft and is fixed in the through-hole, and the one end of couple spring articulates in the bottom of pawl one side outer wall, the other end and fixing base (2) of couple spring are articulated, and the sleeve pipe is pegged graft fixedly with the dwang, lock dish subassembly (10) are including lock dish and pivot, and the one end of pivot is connected fixedly with the center department of lock dish, the other end of pivot is rotated with one side inner wall of fixing base (2) and is connected.
2. A door lock device for a subway platform screen door according to claim 1, wherein the left lock pin assembly (1) and the right lock pin assembly (8) comprise a lock pin plate and a movable plate, the movable plate is fixed at one end of the lock pin plate, four corners of the outer wall of one side of the lock pin plate are provided with mounting holes, and one end of the movable plate far away from the lock pin plate is rotationally connected with the lock disc assembly (10).
3. A door lock device for a subway platform screen door according to claim 1, wherein the manual unlocking assembly (11) comprises a plug rod, a telescopic spring and a top block, the telescopic spring is sleeved on the outer wall of the plug rod in a sliding manner, and the top block is fixed at the top end of the plug rod.
4. A door lock device for a subway platform screen door according to claim 3, wherein the bottom of the fixing base (2) is provided with a jack matched with the inserted link, the inserted link is in sliding fit with the fixing base (2) through the jack, the top end of the telescopic spring is abutted with the bottom of the fixing base (2), and the top block is located inside the fixing base (2) and is located under one end of the bottom of the pawl.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210661323.XA CN115217371B (en) | 2022-06-13 | 2022-06-13 | Door lock device for subway platform screen door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210661323.XA CN115217371B (en) | 2022-06-13 | 2022-06-13 | Door lock device for subway platform screen door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115217371A CN115217371A (en) | 2022-10-21 |
| CN115217371B true CN115217371B (en) | 2024-05-03 |
Family
ID=83607664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210661323.XA Active CN115217371B (en) | 2022-06-13 | 2022-06-13 | Door lock device for subway platform screen door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115217371B (en) |
Citations (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 |
| CN104196372A (en) * | 2014-08-25 | 2014-12-10 | 杭州优迈科技有限公司 | Rail transit platform screen door lock and rail transit platform screen door |
| CN107514187A (en) * | 2017-09-19 | 2017-12-26 | 南京康尼机电股份有限公司 | A kind of electric locking device for subway shield door |
-
2022
- 2022-06-13 CN CN202210661323.XA patent/CN115217371B/en active Active
Patent Citations (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 |
| CN104196372A (en) * | 2014-08-25 | 2014-12-10 | 杭州优迈科技有限公司 | Rail transit platform screen door lock and rail transit platform screen door |
| CN107514187A (en) * | 2017-09-19 | 2017-12-26 | 南京康尼机电股份有限公司 | A kind of electric locking device for subway shield door |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115217371A (en) | 2022-10-21 |
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