CN112983154A - Rail transit vehicle door end unlocking device and vehicle door system - Google Patents
Rail transit vehicle door end unlocking device and vehicle door system Download PDFInfo
- Publication number
- CN112983154A CN112983154A CN202110494609.9A CN202110494609A CN112983154A CN 112983154 A CN112983154 A CN 112983154A CN 202110494609 A CN202110494609 A CN 202110494609A CN 112983154 A CN112983154 A CN 112983154A
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- CN
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- Prior art keywords
- guide groove
- vehicle door
- unlocking device
- rail transit
- transit vehicle
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B85/00—Details of vehicle locks not provided for in groups E05B77/00 - E05B83/00
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B81/00—Power-actuated vehicle locks
- E05B81/24—Power-actuated vehicle locks characterised by constructional features of the actuator or the power transmission
- E05B81/32—Details of the actuator transmission
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B81/00—Power-actuated vehicle locks
- E05B81/24—Power-actuated vehicle locks characterised by constructional features of the actuator or the power transmission
- E05B81/32—Details of the actuator transmission
- E05B81/40—Nuts or nut-like elements moving along a driven threaded axle
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B81/00—Power-actuated vehicle locks
- E05B81/24—Power-actuated vehicle locks characterised by constructional features of the actuator or the power transmission
- E05B81/32—Details of the actuator transmission
- E05B81/46—Clutches
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B83/00—Vehicle locks specially adapted for particular types of wing or vehicle
- E05B83/36—Locks for passenger or like doors
- E05B83/363—Locks for passenger or like doors for railway vehicles
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- Lock And Its Accessories (AREA)
Abstract
The invention provides an unlocking device for a rail transit vehicle door end part and a vehicle door system, which belong to the technical field of rail transit and comprise: the base is provided with a first through hole and a locking piece communicated with the first through hole; the rotating shaft is sequentially connected with the one-way clutch and the wire drawing disc in an embedded mode along the axis direction of the rotating shaft, wherein the wire drawing disc is provided with a triggering portion and a guiding portion; the chuck assembly comprises a hair plate which is coaxial with the one-way clutch and is in butt fit with the locking piece, and a rotary plate which is in clamping fit with the anchor plate, wherein a connecting structure is arranged between the hair plate and the rotary plate; the travel switch is in contact fit with the trigger part; and one end of the torsional spring is connected with the hole wall of the first through hole, and the other end of the torsional spring is connected to the guide part. The unlocking device is directly connected with the screw rod, the reliability of operation is improved, and in addition, the unlocking device is installed at the end part of the screw rod, so that the unlocking device is convenient to install and debug.
Description
Technical Field
The invention belongs to the technical field of rail transit, and relates to an unlocking device, in particular to an unlocking device for an end part of a rail transit vehicle door and a vehicle door system.
Background
The automatic door of the vehicle can use an automatic locking mechanism in the running process, so that the automatic door can be automatically locked after being closed in place. Since the unlocking device needs to be operated to release the mechanical locking of the automatic door in an emergency. For a spiral transmission automatic door, the existing unlocking device is an intermediate unlocking device, the intermediate unlocking device is an indirect unlocking device, and the unlocking device stirs a nut to drive a screw rod to rotate to realize unlocking.
The unlocking reliability of the unlocking device depends on the abrasion of the nut. When the door is closed in place, high noise is generated, high impact is generated on a steel wire rope for unlocking operation, and certain hidden danger is caused on unlocking reliability. In addition, the unlocking device is arranged in the middle of the screw rod, so that the structure is overstaffed, the universality is poor, and the part matched with the screw rod is seriously abraded, so that the screw rod is large in jumping and unstable in movement.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides an end unlocking device which is connected to the end of a screw rod and can realize reliable unlocking.
The purpose of the invention can be realized by the following technical scheme: a rail transit vehicle door end unlocking apparatus comprising:
the locking device comprises a base, a locking piece and a locking piece, wherein one end of the base is arranged on a rack in a vehicle door system, and the other end of the base is provided with a first through hole;
the rotating shaft is connected with the end part of a screw rod in the vehicle door system in a nested manner, and a one-way clutch and a wire drawing disc wound with a steel wire rope are sequentially connected onto the rotating shaft in a nested manner along the axis direction of the rotating shaft, wherein the wire drawing disc is provided with a triggering part and a guiding part;
the chuck assembly is positioned between the one-way clutch and the wire drawing disc, and comprises a wire sending disc which is coaxially arranged with the one-way clutch and is in butt fit with the locking piece, and a rotary disc which is in clamping fit with the wire drawing disc, wherein a connecting structure for promoting the mutual rotation of the wire sending disc and the rotary disc is arranged between the wire sending disc and the rotary disc;
the travel switch is arranged on the rack, wherein the travel switch is in contact fit with the trigger part;
the torsional spring nests on sending out the dish, and wherein, the one end of torsional spring links to each other with the pore wall of first through-hole, and the other end of torsional spring is connected on the guide part.
In the above unlocking device for the end part of the rail transit vehicle door, the connecting structure comprises a plurality of lock pins arranged along the axial direction of the turntable, wherein the lock pins comprise pin shafts in splicing fit with the turntable and clamping blocks in sliding fit with the hair plate, and the pin shafts are connected with the clamping blocks.
In the unlocking device for the door end part of the rail transit vehicle, the turntable is provided with the first guide groove, the position of the first guide groove corresponds to the position of the pin shaft, one end of the first guide groove is arranged in a closed mode, the other end of the first guide groove is arranged in an open mode, and when the unlocking device needs to be used, the pin shaft moves from the open end of the first guide groove to the closed end of the first guide groove along with the rotation of the turntable.
In the above unlocking device for the door end of the rail transit vehicle, the open end of the first guide groove is arranged at the edge of the turntable, the closed end of the first guide groove is arranged in the turntable, wherein the turntable is provided with the second through hole which is in nested fit with the rotating shaft, and the extending direction of the first guide groove is arranged in a way of being tangent to the second through hole.
In the above unlocking device for the door end of the rail transit vehicle, the hair plate is provided with a second guide groove, and the position of the second guide groove corresponds to the position of the clamping block, wherein both ends of the second guide groove are open, and the extending directions of the plurality of second guide grooves converge at a point, and the point is located on the axis of the hair plate.
In the above unlocking device for the door end of the rail transit vehicle, a concave cavity is arranged on the service plate along the axial direction of the service plate, and the rotary plate is embedded in the concave cavity, wherein the closed end of the first guide groove is used as a first limiting part when the pin shafts on the plurality of lock pins move oppositely, and the cavity wall of the concave cavity is used as a second limiting part when the pin shafts on the plurality of lock pins move oppositely.
In the unlocking device for the end part of the rail transit vehicle door, one side, facing to the axis of the hairpin, of the clamping block is an arc-shaped surface, and the one-way clutch is provided with gear teeth in clamping fit with the arc-shaped surface.
In the above unlocking device for the door end of the rail transit vehicle, the connecting structure further comprises a plurality of screws arranged along the axial direction of the rotating disc, one end of each screw is screwed on the hair plate, the other end of each screw is nested and matched with the third guide groove on the rotating disc, and the screws and the lock pins are arranged at intervals.
In the above unlocking device for the door end of the rail transit vehicle, the guide part includes a projection arranged on the anchor plate, and a fourth guide groove is arranged on the projection, wherein a fifth guide groove is arranged on the base, a pin is arranged between the fourth guide groove and the fifth guide groove, one end of the pin is fixed on the fourth guide groove, and the other end of the pin is nested in the fifth guide groove.
The invention also provides a vehicle door system which comprises the rail transit vehicle door end unlocking device.
Compared with the prior art, the invention has the beneficial effects that:
(1) the unlocking device for the door end part of the rail transit vehicle is directly connected with the screw rod in the vehicle door system, so that an operator can directly drive the screw rod to rotate to open the vehicle door when unlocking, and the reliability of operation is improved;
(2) the first guide groove and the second guide groove are arranged, so that the clamping blocks in the plurality of locking pins can synchronously move towards the center of the hair plate without deviation;
(3) the concave cavity is formed in the hair plate and matched with the closed end of the first guide groove, so that the coaxiality of the connection of the rotary plate and the hair plate is ensured, and the stroke of the clamping block when moving along the second guide groove is controlled;
(4) one side of each clamping block is set to be an arc-shaped surface, so that two sides of the opening end of each arc-shaped surface form a tip, when the clamping blocks move oppositely, the tips are clamped into the gear teeth, clamping and matching of the clamping blocks and the one-way clutch are achieved, the rotating disc is guaranteed to be capable of driving the one-way clutch to rotate through the clamping blocks on the lock pins in the rotating process, rotation of the rotating shaft and the screw rod is further achieved, and opening of a vehicle door is finally achieved;
(5) the screw is arranged between the hair plate and the rotary plate, so that the degree of freedom of the rotary plate in the axial direction of the rotary plate is limited, the reliable rotation between the hair plate and the rotary plate is ensured, and the integrity of the chuck assembly is ensured;
(6) the key groove is formed in the rotary disc, so that the rotary disc and the wire drawing disc are in clamping fit, the synchronous rotation of the rotary disc can be driven when the wire drawing disc rotates, and the reliability of the unlocking device is improved;
(7) and the pin is ensured to rotate synchronously along the fifth guide groove along with the wire drawing disc by arranging the guide part. In addition, the rotation angle of the anchor plate is controlled through the fourth guide groove, so that the clamping of a plurality of clamping blocks and the one-way clutch can be accurately realized in the process of opposite movement, and the reliable opening of the vehicle door is further realized;
(8) through setting up the torsional spring, realize that the operator can be reliable resetting after loosening wire rope anchor to cooperate mutually with the direction, realize the accurate of anchor and reset.
Drawings
Fig. 1 is a schematic structural view of a door end unlocking device of a rail transit vehicle in a normal operation state.
Fig. 2 is a cross-sectional view a-a of fig. 1.
Fig. 3 is a sectional view of B-B in fig. 1.
FIG. 4 is a schematic view of the chuck assembly in a normal operating condition in accordance with a preferred embodiment of the present invention.
FIG. 5 is a partial schematic view of a chuck assembly in a normal operating condition in accordance with a preferred embodiment of the present invention.
Fig. 6 is a schematic structural view of a hair plate in a preferred embodiment of the present invention.
FIG. 7 is a schematic structural diagram of a turntable according to a preferred embodiment of the present invention.
Fig. 8 is a schematic structural diagram of the unlocking device for the door end part of the rail transit vehicle in an unlocked state.
FIG. 9 is a schematic view of the chuck assembly in an unlocked state according to a preferred embodiment of the present invention.
FIG. 10 is a structural schematic view of the chuck assembly in an unlocked state from another perspective in accordance with a preferred embodiment of the present invention.
In the figure, 100, the base; 110. a first through hole; 120. a locking member; 130. a fifth guide groove; 200. a rotating shaft; 300. a one-way clutch; 310. gear teeth; 400. a wire drawing disc; 410. a trigger section; 420. a guide portion; 421. a bump; 4211. a fourth guide groove; 422. a pin; 500. a chuck assembly; 510. sending out the dish; 511. a second guide groove; 512. a concave cavity; 513. a first boss; 514. a third through hole; 520. a turntable; 521. a first guide groove; 522. a second through hole; 523. a third guide groove; 524. a second boss; 5241. a keyway; 530. a connecting structure; 531. a lock pin; 5311. a pin shaft; 5312. a clamping block; 5313. an arc-shaped surface; 532. a screw; 600. a travel switch; 700. a torsion spring.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
As shown in fig. 1 to 10, the present invention provides a rail transit vehicle door end unlocking device, including:
a base 100, one end of which is mounted on a frame (not shown) in a vehicle door system, and the other end of which is provided with a first through hole 110, wherein a locking member 120 is connected to the base 100, and one end of the locking member 120 extends into the first through hole 110;
a rotating shaft 200 nested with an end of a lead screw (not shown) in a vehicle door system, and a one-way clutch 300 and a wire drawing disc 400 wound with a steel wire rope are sequentially nested and connected on the rotating shaft 200 along an axial direction of the rotating shaft 200, wherein the wire drawing disc 400 is provided with a trigger part 410;
a chuck assembly 500 which is positioned between the one-way clutch 300 and the wire pulling coil 400, and the chuck assembly 500 includes a hair plate 510 which is coaxially disposed with the one-way clutch 300 and is in abutting engagement with the locking member 120, and a rotating disk 520 which is connected to the wire pulling coil 400, wherein a connecting structure 530 for causing the hair plate 510 and the rotating disk 520 to rotate with each other is provided between the hair plate 510 and the rotating disk 520;
and a travel switch 600 mounted on the frame, wherein the travel switch 600 is in contact fit with the trigger part 410.
According to the working principle of the unlocking device for the end part of the rail transit vehicle door, when the vehicle door system works normally, the rotating shaft 200 and the one-way clutch 300 rotate synchronously along with the screw rod; when the vehicle door system normally runs and emergencies occur, when people need to finish escape in the shortest time, the vehicle door system needs to be manually unlocked by operators, at the moment, the operators drive the anchor 400 to rotate by manually pulling steel wires, the trigger part 410 on the anchor 400 triggers the travel switch 600 to send an unlocking signal, the anchor 400 is connected with the rotary disc 520, the rotary disc 520 and the anchor 400 are forced to synchronously rotate, the anchor 510 cannot rotate due to the fact that the anchor 120 arranged on the base 100 abuts against the locking piece 120, the rotary disc 520 is enabled to be in contact with the one-way clutch 300 in the rotating process relative to the anchor 510, the one-way clutch 300 is driven to rotate, the rotary shaft 200 and a screw rod connected with the rotary shaft 200 are driven to rotate, and the vehicle door is opened.
The unlocking device for the door end part of the rail transit vehicle is directly connected with the screw rod in the vehicle door system, so that an operator can directly drive the screw rod to rotate to open the vehicle door when unlocking, and the reliability of operation is improved.
Preferably, the connecting structure 530 includes a plurality of locking pins 531 arranged along the axial direction of the turntable 520, wherein the locking pins 531 include a pin 5311 engaged with the turntable 520 in an inserting manner, and a latch 5312 slidably engaged with the hair plate 510, and the pin 5311 is connected with the latch 5312.
In this embodiment, when the wire drawing disc 400 drives the turntable 520 to rotate synchronously, the clamping block 5312 is driven to move along the direction close to the center of the service plate 510 along with the rotation of the turntable 520 until the clamping block 5312 contacts the one-way clutch 300, so as to drive the one-way clutch 300 to rotate, and finally the vehicle door is opened.
Further preferably, in order to ensure that the latch 5312 of the plurality of locking pins 531 can move synchronously toward the center of the hair plate 510 without shifting, the rotating plate 520 is provided with a first guide groove 521, and the position of the first guide groove 521 corresponds to the position of the pin 5311, wherein one end of the first guide groove 521 is arranged in a closed manner, the other end of the first guide groove 521 is arranged in an open manner, and when unlocking is required, the pin 5311 moves from the open end of the first guide groove 521 toward the closed end of the first guide groove 521 along with the rotation of the rotating plate 520.
Further preferably, an open end of the first guide groove 521 is disposed at an edge of the rotary plate 520, and a closed end of the first guide groove 521 is disposed in the rotary plate 520, wherein a second through hole 522 nested with the rotary shaft 200 is disposed on the rotary plate 520, and an extending direction of the first guide groove 521 is disposed tangentially to the second through hole 522.
Preferably, the hair plate 510 is provided with a second guide slot 511, and the position of the second guide slot 511 corresponds to the position of the latch 5312, wherein both ends of the second guide slot 511 are open, and the extending directions of the plurality of second guide slots 511 converge at a point, and the point is located on the axis of the hair plate 510.
Preferably, in order to ensure the coaxiality of the connection between the rotating disc 520 and the hair plate 510 and to control the stroke of the latch 5312 when moving along the second guide slot 511, a concave cavity 512 is provided on the hair plate 510 along the axial direction of the hair plate 510, and the rotating disc 520 is embedded in the concave cavity 512, wherein the closed end of the first guide slot 521 serves as a first limiting portion when the pins 5311 on the plurality of lock pins 531 move towards each other, and the cavity wall of the concave cavity 512 serves as a second limiting portion when the pins 5311 on the plurality of lock pins 531 move oppositely. The distance between the closed end of the first guide groove 521 and the cavity wall of the cavity 512 serves not only as the moving stroke of the pin 5311 but also as the moving stroke of the latch 5312.
Preferably, one side of the latch 5312 facing the axis of the hair plate 510 is an arc surface 5313, and the one-way clutch 300 is provided with a gear 310 engaged with the arc surface 5313.
In this embodiment, one side of the clamping block 5312 is set as the arc-shaped surface 5313, so that two sides of the opening end of the arc-shaped surface 5313 respectively form a "tip", when the clamping blocks 5312 move in opposite directions, the "tip" is clamped into the gear teeth 310, the clamping and matching of the clamping block 5312 and the one-way clutch 300 are realized, it is ensured that the rotating disc 520 can drive the one-way clutch 300 to rotate through the clamping block 5312 on the lock pin 531 in the rotating process, further, the rotation of the rotating shaft 200 and the screw rod is realized, and finally, the opening of the vehicle door is realized.
Preferably, a first boss 513 is disposed on the hair plate 510 along the axial direction of the hair plate 510, and a third through hole 514 is disposed on the first boss 513 and is coaxial with the second through hole 522, wherein the first boss 513 and the cavity 512 are respectively disposed on two sides of the hair plate 510, and the one-way clutch 300 and the third through hole 514 are coaxial.
Preferably, the connecting structure 530 further comprises a plurality of screws 532 arranged along the axial direction of the rotary plate 520, one end of each screw 532 is screwed on the hair plate 510, and the other end of each screw 532 is nested and matched with the third guide groove 523 on the rotary plate 520.
In this embodiment, by providing the screw 532 between the hair plate 510 and the dial 520, the degree of freedom of the dial 520 in the axial direction thereof is defined, reliable rotation between the hair plate 510 and the dial 520 is ensured, and the integrity of the chuck assembly 500 is ensured.
Further preferably, the locking pin 531 is spaced from the screw 532.
Preferably, the second boss 524 is disposed on the rotary plate 520 along the axial direction of the rotary plate 520, and the second through hole 522 penetrates through the second boss 524, wherein a key groove 5241 is disposed on the second boss 524 along the axial direction of the second boss 524, and serves as a connection position between the rotary plate 520 and the wire drawing disc 400.
In this embodiment, by providing the key slot 5241 on the turntable 520, the turntable 520 and the wire drawing disc 400 are in clamping fit, so that the wire drawing disc 400 can be driven to synchronously rotate when rotating, and the reliability of the unlocking device is improved.
Preferably, a guide part 420 is arranged between the wire pulling coil 400 and the base 100, the guide part 420 comprises a projection 421 arranged on the wire pulling coil 400, and a fourth guide groove 4211 is arranged on the projection 421, wherein a fifth guide groove 130 is arranged on the base 100, a pin 422 is arranged between the fourth guide groove 4211 and the fifth guide groove 130, one end of the pin 422 is fixed on the fourth guide groove 4211, and the other end of the pin 422 is nested in the fifth guide groove 130.
In this embodiment, when the operator pulls the wire pulling coil 400 through the wire rope to rotate, on the one hand, the trigger 410 triggers the travel switch 600 to send an unlocking signal, and on the other hand, the pin 422 rotates along the fifth guide groove 130 synchronously with the wire pulling coil 400. In addition, the rotation angle of the anchor plate 400 is controlled through the fourth guide groove 4211, so that the plurality of clamping blocks 5312 can be accurately clamped with the one-way clutch 300 in the process of moving in opposite directions, and further the vehicle door can be reliably opened.
Preferably, the torsion spring 700 is nested on the first boss 513, one end of the torsion spring 700 is connected with the hole wall of the first through hole 110, and the other end of the torsion spring 700 is in snap fit with the pin 422.
In this embodiment, through setting up torsional spring 700, realize that the operator can be reliable after loosening wire rope anchor 400 and reset to cooperate with guide 420, realize the accurate of anchor 400 and reset.
It should be noted that the descriptions related to "first", "second", "a", etc. in the present invention are only used for descriptive purposes and are not to be construed as indicating or implying relative importance or implicit indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise. The terms "connected," "fixed," and the like are to be construed broadly, e.g., "fixed" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (10)
1. A rail transit vehicle door end unlocking apparatus, comprising:
the locking device comprises a base, a locking piece and a locking piece, wherein one end of the base is arranged on a rack in a vehicle door system, and the other end of the base is provided with a first through hole;
the rotating shaft is connected with the end part of a screw rod in the vehicle door system in a nested manner, and a one-way clutch and a wire drawing disc wound with a steel wire rope are sequentially connected onto the rotating shaft in a nested manner along the axis direction of the rotating shaft, wherein the wire drawing disc is provided with a triggering part and a guiding part;
the chuck assembly is positioned between the one-way clutch and the wire drawing disc, and comprises a wire sending disc which is coaxially arranged with the one-way clutch and is in butt fit with the locking piece, and a rotary disc which is in clamping fit with the wire drawing disc, wherein a connecting structure for promoting the mutual rotation of the wire sending disc and the rotary disc is arranged between the wire sending disc and the rotary disc;
the travel switch is arranged on the rack, wherein the travel switch is in contact fit with the trigger part;
the torsional spring nests on sending out the dish, and wherein, the one end of torsional spring links to each other with the pore wall of first through-hole, and the other end of torsional spring is connected on the guide part.
2. The rail transit vehicle door end unlocking device of claim 1, wherein the connecting structure comprises a plurality of locking pins arranged along the axis of the turntable, wherein the locking pins comprise a pin shaft in inserted fit with the turntable and a block in sliding fit with the turntable, and the pin shaft is connected with the block.
3. The door end unlocking device for the rail transit vehicle as claimed in claim 2, wherein the rotary plate is provided with a first guide groove, and the position of the first guide groove corresponds to the position of the pin shaft, wherein one end of the first guide groove is arranged in a closed manner, the other end of the first guide groove is arranged in an open manner, and when unlocking is required, the pin shaft moves from the open end of the first guide groove to the closed end of the first guide groove along with the rotation of the rotary plate.
4. The rail transit vehicle door end unlocking device as claimed in claim 3, wherein the open end of the first guide groove is disposed at the edge of the rotary plate, the closed end of the first guide groove is disposed in the rotary plate, wherein the rotary plate is provided with a second through hole nested and matched with the rotating shaft, and the extending direction of the first guide groove is opposite to the second through hole.
5. The door end unlocking device for the rail transit vehicle as claimed in claim 2, wherein the hair plate is provided with a second guide groove, and the position of the second guide groove corresponds to the position of the latch, wherein both ends of the second guide groove are open, and the extending directions of the plurality of second guide grooves converge at a point, and the point is located on the axis of the hair plate.
6. The door end unlocking device for the rail transit vehicle as claimed in claim 3, wherein the hairpin is provided with a concave cavity along an axial direction of the hairpin, and the rotary plate is embedded in the concave cavity, wherein the closed end of the first guide groove serves as a first limit portion when the plurality of pins move in the opposite direction, and the cavity wall of the concave cavity serves as a second limit portion when the plurality of pins move in the opposite direction.
7. The rail transit vehicle door end unlocking device as claimed in claim 2, wherein one side of the fixture block facing the axis of the cam is an arc-shaped surface, and the one-way clutch is provided with gear teeth in clamping fit with the arc-shaped surface.
8. The rail transit vehicle door end unlocking device of claim 2, wherein the connecting structure further comprises a plurality of screws arranged along the axis of the turntable, one end of each screw is screwed on the hair plate, the other end of each screw is nested and matched with a third guide groove on the turntable, and the screws and the lock pins are arranged at intervals.
9. The door end unlocking device for the rail transit vehicle as claimed in claim 1, wherein the guide part comprises a projection provided on the anchor plate and a fourth guide groove provided on the projection, wherein a fifth guide groove is provided on the base, and a pin is provided between the fourth guide groove and the fifth guide groove, and one end of the pin is fixed on the fourth guide groove and the other end of the pin is nested in the fifth guide groove.
10. A vehicle door system comprising the rail transit vehicle door end unlocking apparatus of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110494609.9A CN112983154A (en) | 2021-05-07 | 2021-05-07 | Rail transit vehicle door end unlocking device and vehicle door system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110494609.9A CN112983154A (en) | 2021-05-07 | 2021-05-07 | Rail transit vehicle door end unlocking device and vehicle door system |
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| Publication Number | Publication Date |
|---|---|
| CN112983154A true CN112983154A (en) | 2021-06-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110494609.9A Pending CN112983154A (en) | 2021-05-07 | 2021-05-07 | Rail transit vehicle door end unlocking device and vehicle door system |
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| CN (1) | CN112983154A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115450503A (en) * | 2022-10-28 | 2022-12-09 | 宁波中车时代传感技术有限公司 | End unlocking device of rail transit vehicle door |
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| US10041572B2 (en) * | 2015-07-14 | 2018-08-07 | Kan Cui | Radially engaging coupling system |
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| CN102230345A (en) * | 2011-06-01 | 2011-11-02 | 南京康尼机电股份有限公司 | End part unlocking device for vehicle automatic locking mechanism |
| CN103726729A (en) * | 2013-12-31 | 2014-04-16 | 南京康尼机电股份有限公司 | Manual unlocking device of sliding door of urban rail vehicle |
| US10041572B2 (en) * | 2015-07-14 | 2018-08-07 | Kan Cui | Radially engaging coupling system |
| CN207033134U (en) * | 2017-06-27 | 2018-02-23 | 宁波中车时代传感技术有限公司 | A kind of end unlocking device of the passive locking of train-door system |
| CN107514192A (en) * | 2017-10-10 | 2017-12-26 | 南京康尼机电股份有限公司 | A kind of tripper for no reason at all for rail vehicle sliding door system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115450503A (en) * | 2022-10-28 | 2022-12-09 | 宁波中车时代传感技术有限公司 | End unlocking device of rail transit vehicle door |
| CN115450503B (en) * | 2022-10-28 | 2023-04-07 | 宁波中车时代传感技术有限公司 | End unlocking device of rail transit vehicle door |
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