CN107514192B - Passive unlocking device for rail vehicle sliding door system - Google Patents
Passive unlocking device for rail vehicle sliding door system Download PDFInfo
- Publication number
- CN107514192B CN107514192B CN201710934205.0A CN201710934205A CN107514192B CN 107514192 B CN107514192 B CN 107514192B CN 201710934205 A CN201710934205 A CN 201710934205A CN 107514192 B CN107514192 B CN 107514192B
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- Prior art keywords
- screw rod
- wire drawing
- disc
- connecting sleeve
- torsion spring
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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
- E05B83/40—Locks for passenger or like doors for sliding doors
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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
- E05B81/54—Electrical circuits
- E05B81/90—Manual override in case of power failure
-
- 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)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses a passive unlocking device for a rail vehicle door moving system, wherein a screw rod connecting sleeve is sleeved on the outer wall of a driving screw rod of a rail traffic vehicle door system and synchronously rotates with the driving screw rod; the rectangular torsion spring is arranged on the outer wall of the screw rod connecting sleeve, one end of the rectangular torsion spring is connected with the wire drawing disc, the other end of the rectangular torsion spring is connected with the damping disc, and the damping disc is arranged in the mounting support; the wire drawing disc is sleeved outside the screw rod connecting sleeve through a bearing, the wire drawing disc and the screw rod connecting sleeve can freely rotate mutually, the reset torsion spring of the wire drawing disc is arranged on the outer wall of the wire drawing disc, the first anti-locking stop is arranged at the front end part of the wire drawing disc, and the second anti-locking stop is arranged at the rear end part of the nut component of the rail transit vehicle door system. The invention effectively improves the safety of the rail vehicle sliding door system, effectively improves the space utilization rate of the rail vehicle body, has smart structure and novel concept, and has good application prospect.
Description
Technical Field
The invention relates to a passive unlocking device for a rail vehicle sliding door system, and belongs to the technical field of rail transit vehicle parts.
Background
The unlocking device of the rail transit vehicle door system is an important safety link in the operation of the rail transit vehicle. Under emergency, passengers can operate an emergency unlocking handle of the rail transit vehicle door system to drive the unlocking device to unlock the door system, so that the door leaf can be manually opened to escape from danger.
The existing unlocking device can be used for closing and locking the track transportation vehicle door system again after the passenger operates the emergency unlocking handle to position and before the handle is reset, has potential safety hazards and is a problem to be solved at present.
Disclosure of Invention
The invention aims to solve the problem that the safety hidden danger exists in the existing unlocking device because the door system of the rail transit vehicle can be closed again after the passenger operates the emergency unlocking handle to position and before the handle is reset. According to the passive unlocking device for the rail vehicle door moving system, the anti-locking mechanism is additionally arranged in the unlocking state of the anchor plate, so that the safety of the rail vehicle door moving system is effectively improved, the size of the passive unlocking device is reduced through the optimized structure, the space utilization rate of a rail vehicle body is effectively improved, the structure is ingenious, the conception is novel, and the passive unlocking device has a good application prospect.
In order to achieve the purpose, the invention adopts the technical scheme that:
a passive unlocking device for a rail vehicle sliding door system comprises an installation support, a wire drawing disc, a screw rod connecting sleeve, a wire drawing disc reset torsion spring, a rectangular torsion spring, a damping disc, a first locking prevention stop and a second locking prevention stop,
the screw rod connecting sleeve is sleeved on the outer wall of a driving screw rod of the rail transit vehicle door system and synchronously rotates with the driving screw rod;
the rectangular torsion spring is installed on the outer wall of the screw rod connecting sleeve, one end of the rectangular torsion spring is connected with the wire drawing disc, the other end of the rectangular torsion spring is connected with the damping disc, and the damping disc is arranged in the installation support;
the utility model discloses a rail transit vehicle door system nut subassembly, including anchor, wire drawing dish, bearing, wire drawing dish reset torsion spring, first anti-lock ends and keeps off and install the preceding tip at the anchor, the anchor cup joints the outside at the screw rod adapter sleeve through the bearing, the anchor can realize mutual free rotation with at the screw rod adapter sleeve, anchor reset torsion spring sets up on the outer wall of anchor, the second is prevented locking and is stopped to keep off and install the back tip at rail transit vehicle door system nut subassembly.
In the passive unlocking device for the rail vehicle sliding door system, the second anti-locking stop moves synchronously with the nut component.
According to the passive unlocking device for the rail vehicle sliding door system, after the wire drawing disc rotates to the unlocking position, the first locking prevention stop catch is in contact with the second locking prevention stop catch and abuts against the second locking prevention stop catch, the nut assembly is prevented from rotating again to enter the locking position, and the locking prevention function is achieved.
According to the passive unlocking device for the rail vehicle sliding door system, the wire drawing disc and the damping disc are respectively arranged at the two end parts of the screw rod connecting sleeve.
According to the passive unlocking device for the rail vehicle door moving system, when the wire drawing disc is in a reset state, the wire drawing disc returns to an initial position under the action of the wire drawing disc reset torsion spring, and the rail vehicle door moving system is locked; the first anti-locking stop catch and the second anti-locking stop catch are arranged on the base; the rectangular torsion spring can not tightly hold the screw rod connecting sleeve, and the screw rod connecting sleeve and the rectangular torsion spring can freely rotate mutually.
According to the passive unlocking device for the rail vehicle door moving system, when the wire drawing disc is in an unlocking state, the wire drawing disc moves to an unlocking position under the action of external force of operating force, and the rail vehicle door moving system is unlocked; the first locking prevention stop is contacted with and propped against the second locking prevention stop to prevent the nut assembly from rotating to enter a locking position; the anchor plate drives the rectangular torsion spring to tightly hold the screw rod connecting sleeve in the process of rotating from a reset state to an unlocking state, so that the screw rod connecting sleeve rotates together, the screw rod connecting sleeve drives the driving screw rod to rotate, and the driving screw rod drives the nut assembly to withdraw from a locking position, so that the unlocking of the rail vehicle door moving system is realized.
The beneficial effects of the invention are: according to the passive unlocking device for the rail vehicle door moving system, the anti-locking mechanism is additionally arranged in the unlocking state of the anchor plate, so that the safety of the rail vehicle door moving system is effectively improved, the size of the passive unlocking device is reduced through the optimized structure, the space utilization rate of a rail vehicle body is effectively improved, the structure is ingenious, the conception is novel, and the passive unlocking device has a good application prospect.
Drawings
FIG. 1 is a schematic structural view of a passive unlocking device for a rail vehicle sliding door system of the present invention;
FIG. 2 is a cross-sectional view of a passive unlocking device for a rail vehicle sliding door system of the present invention;
FIG. 3 is a schematic structural view of the anchor plate of the present invention in a reset state;
fig. 4 is a schematic structural view of the anchor plate of the present invention in an unlocked state.
The meanings of the symbols in the drawings are as follows
1: mounting a support; 2: a wire drawing disc; 3: a screw rod connecting sleeve; 4: a wire drawing disc reset torsion spring; 5: a rectangular torsion spring; 6: a damping disc; 7: a first anti-lock stop; 8: a second anti-lock stop; 9: driving the screw rod; 10: a nut assembly.
Detailed Description
The invention will be further explained with reference to the drawings attached to the specification. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1 and 2, the passive unlocking device for a rail vehicle sliding door system of the invention comprises an installation support 1, a wire drawing disc 2, a screw rod connecting sleeve 3, a wire drawing disc reset torsion spring 4, a rectangular torsion spring 5, a damping disc 6, a first locking prevention stop 7 and a second locking prevention stop 8,
the screw rod connecting sleeve 3 is sleeved on the outer wall of a driving screw rod 9 of the rail transit vehicle door system and synchronously rotates with the driving screw rod 9;
the rectangular torsion spring 5 is installed on the outer wall of the screw rod connecting sleeve 3, one end of the rectangular torsion spring 5 is connected with the anchor plate 2, the other end of the rectangular torsion spring 5 is connected with the damping disc 6, and the damping disc 6 is arranged in the installation support 1;
the anchor 2 cup joints in the outside of lead screw adapter sleeve 3 through the bearing, anchor 2 with can realize mutual free rotation at lead screw adapter sleeve 3, anchor reset torsion spring 4 sets up on anchor 2's outer wall, first locking backstop 7 is installed at anchor 2's preceding tip, second locking backstop 8 is installed at the back tip at track transportation vehicles door system nut component 10.
Preferably, the second anti-lock stop 8 moves synchronously with the nut component 10.
Preferably, after the anchor plate 2 rotates to the unlocking position, the first locking prevention stopping block 7 is contacted with the second locking prevention stopping block 8 and is abutted against the second locking prevention stopping block, so that the nut assembly 10 is prevented from rotating again to enter the locking position, and the locking prevention function is realized.
Preferably, the anchor plate 2 and the damping plate 6 are respectively arranged at two end parts of the screw rod connecting sleeve 3.
The invention discloses a passive unlocking device for a rail vehicle sliding door system, which has the following working principle:
(1) When the wire drawing disc 2 is in a reset state, the wire drawing disc 2 returns to an initial position (as shown in a position A in figure 1) under the action of a wire drawing disc reset torsion spring 4, and the rail vehicle sliding door system is locked; the first locking prevention stop 7 and the second locking prevention stop 8; the rectangular torsion spring 5 cannot tightly hold the screw rod connecting sleeve 3, and the screw rod connecting sleeve 3 and the rectangular torsion spring 5 can freely rotate mutually, as shown in fig. 3;
(2) When the wire drawing disc 2 is in an unlocked state, the wire drawing disc 2 moves to an unlocking position (such as a position B shown in figure 1) under the action of external force of operating force (a passenger operates an operating handle), and the rail vehicle door moving system is unlocked; the first locking prevention stop 7 is contacted with and abutted against the second locking prevention stop 8 to prevent the nut component 10 from rotating to enter a locking position; in the process that the wire drawing disc 2 rotates from the reset state to the unlocking state, the rectangular torsion spring 5 is driven to tightly hold the screw rod connecting sleeve 3, so that the screw rod connecting sleeve 3 rotates together, the screw rod connecting sleeve 3 drives the driving screw rod 9 to rotate, and the driving screw rod 9 drives the nut assembly 10 to move out of the locking position, so that the unlocking of the rail vehicle door moving system is realized, as shown in fig. 4.
In conclusion, the passive unlocking device for the rail vehicle door moving system is additionally provided with the anti-locking mechanism in the unlocking state of the anchor plate, so that the safety of the rail vehicle door moving system is effectively improved, the volume of the passive unlocking device is reduced by optimizing the structure, the space utilization rate of a rail vehicle body is effectively improved, the passive unlocking device is ingenious in structure and novel in concept, and the passive unlocking device has a good application prospect.
The foregoing shows and describes the general principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A passive unlocking device for a rail vehicle sliding door system is characterized in that: comprises a mounting support (1), a guy wire disc (2), a screw rod connecting sleeve (3), a guy wire disc resetting torsion spring (4), a rectangular torsion spring (5), a damping disc (6), a first locking prevention stop (7) and a second locking prevention stop (8),
the screw rod connecting sleeve (3) is sleeved on the outer wall of a driving screw rod (9) of the rail transit vehicle door system and synchronously rotates with the driving screw rod (9);
the rectangular torsion spring (5) is installed on the outer wall of the screw rod connecting sleeve (3), one end of the rectangular torsion spring (5) is connected with the wire drawing disc (2), the other end of the rectangular torsion spring (5) is connected with the damping disc (6), and the damping disc (6) is arranged in the installation support (1);
the wire drawing disc (2) is sleeved on the outer side of the screw rod connecting sleeve (3) through a bearing, the wire drawing disc (2) and the screw rod connecting sleeve (3) can rotate freely, the wire drawing disc reset torsion spring (4) is arranged on the outer wall of the wire drawing disc (2), the first locking prevention stop (7) is arranged at the front end part of the wire drawing disc (2), and the second locking prevention stop (8) is arranged at the rear end part of the nut component (10) of the rail transit vehicle door system;
after the wire drawing disc (2) rotates to the unlocking position, the first locking prevention stopping block (7) and the second locking prevention stopping block (8) are contacted and abutted to prevent the nut assembly (10) from rotating again to enter the locking position, and the locking prevention function is realized.
2. A passive unlocking device for a rail vehicle door moving system according to claim 1, wherein: the second anti-locking stop (8) moves synchronously with the nut component (10).
3. A passive unlocking device for a rail vehicle door moving system according to claim 1, wherein: the anchor plate (2) and the damping plate (6) are respectively arranged at two end parts of the screw rod connecting sleeve (3).
4. A passive unlocking device for a rail vehicle door moving system according to claim 1, wherein: when the wire drawing disc (2) is in a reset state, the wire drawing disc (2) returns to an initial position under the action of a wire drawing disc reset torsion spring (4), and the rail vehicle sliding door system is locked; the first locking prevention stop (7) is separated from the second locking prevention stop (8); the rectangular torsion spring (5) cannot tightly hold the screw rod connecting sleeve (3), and the screw rod connecting sleeve (3) and the rectangular torsion spring (5) can freely rotate mutually.
5. A passive unlocking device for a rail vehicle sliding door system according to claim 4, wherein: when the wire drawing disc (2) is in an unlocking state, the wire drawing disc (2) moves to an unlocking position under the action of external force of operating force, and the rail vehicle sliding door system is unlocked; the first locking prevention stopping block (7) is contacted with and abutted against the second locking prevention stopping block (8) to prevent the nut component (10) from rotating to enter a locking position; the cable-stayed disc (2) drives the rectangular torsion spring (5) to tightly hold the screw rod connecting sleeve (3) in the process of rotating from the reset state to the unlocking state, so that the screw rod connecting sleeve (3) rotates together, the screw rod connecting sleeve (3) drives the driving screw rod (9) to rotate, the driving screw rod (9) drives the nut assembly (10) to withdraw from the locking position, and therefore the unlocking of the rail vehicle sliding door system is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710934205.0A CN107514192B (en) | 2017-10-10 | 2017-10-10 | Passive unlocking device for rail vehicle sliding door system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710934205.0A CN107514192B (en) | 2017-10-10 | 2017-10-10 | Passive unlocking device for rail vehicle sliding door system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107514192A CN107514192A (en) | 2017-12-26 |
| CN107514192B true CN107514192B (en) | 2022-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710934205.0A Active CN107514192B (en) | 2017-10-10 | 2017-10-10 | Passive unlocking device for rail vehicle sliding door system |
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| Country | Link |
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| CN (1) | CN107514192B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110685518A (en) * | 2019-09-17 | 2020-01-14 | 南京康尼机电股份有限公司 | Manual and electric integrated external unlocking device and operation method thereof |
| CN113153023B (en) * | 2021-04-20 | 2022-06-24 | 南京康尼机电股份有限公司 | End unlocking device for rail vehicle door system |
| CN112983154A (en) * | 2021-05-07 | 2021-06-18 | 宁波中车时代传感技术有限公司 | Rail transit vehicle door end unlocking device and vehicle door system |
| CN113250552A (en) * | 2021-06-09 | 2021-08-13 | 南京康尼机电股份有限公司 | Linkage unlocking device of vehicle door system |
| 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 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008059140A1 (en) * | 2008-11-26 | 2010-05-27 | Huf Hülsbeck & Fürst Gmbh & Co. Kg | Device for actuating opening and/or closing mechanism at door and lid of vehicle in emergency condition, has actuating element cooperating with transmission member, which is formed from polyoxymethylene and movably guided in guide |
| CN204386332U (en) * | 2014-12-30 | 2015-06-10 | 南京康尼机电股份有限公司 | A kind of passive locking device for city railway train door system |
| CN205314736U (en) * | 2016-01-04 | 2016-06-15 | 南京康尼机电股份有限公司 | A keep apart locking device for track transportation vehicles door system |
| CN105781276A (en) * | 2016-04-28 | 2016-07-20 | 今创集团股份有限公司 | Linkage type internal emergency unlocking system of rail train door system and operating device of linkage type internal emergency unlocking system |
| CN207296681U (en) * | 2017-10-10 | 2018-05-01 | 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6712406B2 (en) * | 2002-08-28 | 2004-03-30 | Westubggiyse Aur Brake Technologies Corporation | Lock latch mechanism for transit vehicle door system |
-
2017
- 2017-10-10 CN CN201710934205.0A patent/CN107514192B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008059140A1 (en) * | 2008-11-26 | 2010-05-27 | Huf Hülsbeck & Fürst Gmbh & Co. Kg | Device for actuating opening and/or closing mechanism at door and lid of vehicle in emergency condition, has actuating element cooperating with transmission member, which is formed from polyoxymethylene and movably guided in guide |
| CN204386332U (en) * | 2014-12-30 | 2015-06-10 | 南京康尼机电股份有限公司 | A kind of passive locking device for city railway train door system |
| CN205314736U (en) * | 2016-01-04 | 2016-06-15 | 南京康尼机电股份有限公司 | A keep apart locking device for track transportation vehicles door system |
| CN105781276A (en) * | 2016-04-28 | 2016-07-20 | 今创集团股份有限公司 | Linkage type internal emergency unlocking system of rail train door system and operating device of linkage type internal emergency unlocking system |
| CN207296681U (en) * | 2017-10-10 | 2018-05-01 | 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 |
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| Publication number | Publication date |
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| CN107514192A (en) | 2017-12-26 |
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