CN102444337B - Connecting-rod locking device for moving door - Google Patents
Connecting-rod locking device for moving door Download PDFInfo
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- CN102444337B CN102444337B CN 201110371708 CN201110371708A CN102444337B CN 102444337 B CN102444337 B CN 102444337B CN 201110371708 CN201110371708 CN 201110371708 CN 201110371708 A CN201110371708 A CN 201110371708A CN 102444337 B CN102444337 B CN 102444337B
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- connecting rod
- locking
- block
- slide block
- door
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Abstract
The invention discloses a connecting-rod locking device for moving a door, comprising a slide rail, a slide block, a connecting rod A, a connecting rod B, a locking wheel, a stop block with a limit groove and a locking/resetting device, wherein the stop block is fixed with the slide rail; the slide block is installed in the slide rail; one end of each of the connecting rod A and the connecting rod B is hinged via the locking wheel; the other end of the connecting rod A and the slide block are hinged on a shaft C; and the other end of the connecting rod B and a door-carrying frame are hinged on a shaft D. When the locking/resetting device pushes the slide block, the connecting rod A is rotated around the shaft C, the connecting rod B is rotated around the shaft D, and the locking wheel slides in the limit groove to be locked; when the locking/resetting device pulls the slide block, the connecting rod A is rotated around the shaft C, the connecting rod B is rotated around the shaft D, and the locking wheel slides out of the limit groove to be reset. The connecting-rod locking device for a door provided by the invention is compact in structure, capable of restraining a door frame at a fixed point via a connecting rod latch mechanism to lock a door page, simple and convenient in installation, stable in operation, firm in locking, simple in maintenance, and capable of being widely used.
Description
Technical field
The present invention relates to a kind of locking mechanism, relate in particular to a kind of sliding door connecting rod locking device.
Background technology
The current normal employing screw mandrel locking mechanism of the locking device of electric sliding door system in the track traffic, and other transmission position locking form.Adopt its latch body of connecting rod locking form of structure to be converted to its applicability height of door leaf by the internals of transmission system, can be applicable to screw mandrel, in the transmission system of belt and other type.
The track traffic electric sliding door occupies the very big market share with its safety and economy.Mainly be divided at present independent electromagnetic type locking device and two kinds of forms of drive disk assembly locking as the critical component locking device.The electromagnetic type locking need to provide power separately, and has the problems such as demagnetization, the easy inefficacy of electromagnet; The drive disk assembly locking mainly by the differential locking (or release) that carries out of driving parts (such as motor, screw mandrel, drive etc.), is subject to the restriction of concrete type of belt drive, and parts are stressed large, and versatility is relatively poor.Adopt connecting rod locking form of structure, can directly carry out locking to door leaf, do not need to provide separately power, be not subjected to the restriction of type of belt drive, applicability and reliability all improve.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the invention provides a kind of simple installation, firm locking, maintenance sliding door connecting rod locking device simple, applied widely.
Technical scheme: for solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of sliding door connecting rod locking device, comprise that slide rail, slide block, A connecting rod, B connecting rod, lock-up wheel, the block that is provided with stopper slot and push-and-pull slide block make its locking/restorer mobile in slide rail, described block is relative with the position of slide rail fixing, slide block is installed in the slide rail, one end of A connecting rod and B connecting rod is hinged by lock-up wheel, the other end of A connecting rod and slide block are articulated in the C axle, the other end of B connecting rod with take door frame and be articulated in the D axle, motion end and the slide block of locking/restorer fix; When locking/when restorer promotion slide block made it move to the lock-up wheel direction, around the rotation of D axle, it is spacing that the stopper slot that makes lock-up wheel slip into block also passes through the stopper slot locking around the rotation of C axle, B connecting rod for the A connecting rod; When locking/restorer pulling slide block makes it deviate from the lock-up wheel direction and move, the A connecting rod around the C axle rotate, the B connecting rod rotates around the D axle, the stopper slot that makes lock-up wheel skid off block resets.
Above-mentioned locking device carries out push-and-pull by locking/restorer to slide block, realizes locking or release by the position relationship of A connecting rod, B connecting rod, lock-up wheel and stopper slot.
This locking device can also comprise the door leaf guidance set and with the door frame of taking of pulley, the described pulley of taking door frame is installed in the guide rail of door leaf guidance set; Described block is fixed on the door leaf guidance set, and slide rail is fixed on to be taken on the door frame; Close when putting in place when door leaf, block is relative with the position of slide rail fixing.
Increased the door leaf guidance set and with the locking device of taking door frame of pulley, block is fixed on the door leaf guidance set, and miscellaneous part is fixed on mobile taking on the door frame, although in the motion process of switch door leaf, the position of block and slide rail is not relatively-stationary, but after door leaf was closed, its position was fixed, like this with regard to so that can carry out locking to door leaf during the door leaf closed condition; Certainly we also can be limited to door leaf and open when putting in place, and block is relative with the position of slide rail fixing, and we just can carry out locking to door leaf in the door leaf open mode like this, can design according to actual needs block recklessly slide rail when the position relatively fixing.
Beneficial effect: use connecting rod locking device for one provided by the invention, compact conformation can be taken door frame by the fixed point constraint of link lock mechanism and come the locking door leaf; Simultaneously its simple installation, operate steadily, firm locking, maintenance be simple, can be widely used.
Description of drawings
Fig. 1 is the structural representation that the present invention uses in door system;
Fig. 2 is the structural representation of the present invention under locking states;
Fig. 3 is the structural representation of the present invention under reset mode.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is further described.
Figure 1 shows that a kind of sliding door connecting rod locking device, comprise door leaf guidance set 8, make it at the locking/restorer 9 of slide rail 1 interior movement with take door frame 7, slide rail 1, slide block 2, A connecting rod 3, B connecting rod 6, lock-up wheel 4, the block 5 that is provided with stopper slot and the push-and-pull slide block 2 of pulley; Door leaf 11 is fixed on to be taken on the door frame 7, drives to take the drive system 10 that door frame 7 moves and can drive simultaneously locking/restorer 9.
The described pulley of taking door frame 7 is installed in the guide rail of door leaf guidance set 8, and described block 5 is fixed on the door leaf guidance set 8, and slide rail 1 is fixed on to be taken on the door frame 7; Close when putting in place when door leaf, block 5 is relative with the position of slide rail 1 fixing; Slide block 2 is installed in the slide rail 1, and an end of A connecting rod 3 and B connecting rod 6 is hinged by lock-up wheel 4, and the other end of A connecting rod 3 and slide block 2 are articulated in the C axle, the other end of B connecting rod 6 with take door frame 7 and be articulated in the D axle, the motion end of locking/restorer 9 and slide block 2 fix.
When closing door leaf 11 by drive system 10, drive system 10 drives and takes door frame 7, door leaf 11 moves and slide block 2 moves simultaneously, when door leaf 11 is closed when putting in place, drive system 10 drives locking/restorer 9, make slide block 2 make it continue mobile along slide rail 1, A connecting rod 3 rotates around the D axle around the rotation of C axle, B connecting rod 6 like this, and lock-up wheel 4 slips into the stopper slot of block 5 and pass through the stopper slot locking spacing as shown in Figure 2; Promote door leaf 11 along the direction of opening the door this moment, and A connecting rod and B connecting rod 6 become independently two power bar assemblies to be taken even at the cost of one's life door frame 7 door leaf 11 can't be retreated, and realizes door leaf 11 lockings.
During by manual-lock door leaf 11, close and put in place when door leaf closes 11, promote slide block 2 by locking/restorer 9, can make equally slide block 2 make it continue mobile along slide rail 1, A connecting rod 3 rotates around the D axle around the rotation of C axle, B connecting rod 6, and it is spacing that the stopper slot that makes lock-up wheel 4 slip into block 5 also passes through the stopper slot locking.
Can be found out by above-mentioned, the mechanism that drives 9 actions of locking/restorer can be by multiple choices, when driving door leaf 11 switch by drive system 10, can be simultaneously by 9 actions of drive systems locking/restorer, can also use separately other modes to drive 9 actions of locking/restorer, like this when drive system breaks down, also can realize the locking of door leaf 11 and reset.
When opening door leaf 11, at first demand motive locking/restorer 9 spurs slide blocks 2, and A connecting rod 3 rotates around the D axle around the rotation of C axle, B connecting rod 6, and the stopper slot that makes as shown in Figure 3 lock-up wheel 4 skid off block 5 resets, and then carries out door leaf 11 breakdown actions.
The above only is preferred embodiment of the present invention; be noted that for those skilled in the art; under the prerequisite that does not break away from the principle of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (2)
1. sliding door connecting rod locking device, it is characterized in that: this locking device comprises slide rail (1), slide block (2), A connecting rod (3), B connecting rod (6), lock-up wheel (4), the block (5) and the push-and-pull slide block (2) that are provided with stopper slot make its locking/restorer (9) mobile in slide rail (1), described block (5) is relative fixing with the position of slide rail (1), slide block (2) is installed in the slide rail (1), one end of A connecting rod (3) and B connecting rod (6) is hinged by lock-up wheel (4), the other end of A connecting rod (3) and slide block (2) are articulated in the C axle, the other end of B connecting rod (6) with take door frame (7) and be articulated in the D axle, the motion end of locking/restorer (9) and slide block (2) fix; When promoting slide block (2), locking/restorer (9) make it to lock-up wheel (4) when direction moves, A connecting rod (3) rotates around the D axle around the rotation of C axle, B connecting rod (6), and it is spacing that the stopper slot that makes lock-up wheel (4) slip into block (5) also passes through the stopper slot locking; When locking/restorer (9) pulling slide block (2) makes it deviate from lock-up wheel (4) when direction moves, A connecting rod (3) rotates around the D axle around the rotation of C axle, B connecting rod (6), and the stopper slot that makes lock-up wheel (4) skid off block (5) resets.
2. sliding door connecting rod locking device according to claim 1, it is characterized in that: this locking device also comprise door leaf guidance set (8) and with pulley take door frame (7), the described pulley of taking door frame (7) is installed in the guide rail of door leaf guidance set (8); Described block (5) is fixed on the door leaf guidance set (8), and slide rail (1) is fixed on to be taken on the door frame (7); Close when putting in place when door leaf, block (5) is relative fixing with the position of slide rail (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110371708 CN102444337B (en) | 2011-11-21 | 2011-11-21 | Connecting-rod locking device for moving door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110371708 CN102444337B (en) | 2011-11-21 | 2011-11-21 | Connecting-rod locking device for moving door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102444337A CN102444337A (en) | 2012-05-09 |
| CN102444337B true CN102444337B (en) | 2013-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110371708 Active CN102444337B (en) | 2011-11-21 | 2011-11-21 | Connecting-rod locking device for moving door |
Country Status (1)
| Country | Link |
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| CN (1) | CN102444337B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102865004A (en) * | 2012-09-03 | 2013-01-09 | 南京康尼机电股份有限公司 | Passive locking mechanism for switching door of passenger vehicle |
| CN107747439B (en) * | 2017-10-31 | 2022-11-08 | 南京康尼机电股份有限公司 | Locking device for door |
| CN108364415A (en) * | 2018-04-26 | 2018-08-03 | 深圳怡化电脑股份有限公司 | Locking device and self-service equipment |
| CN109356637B (en) * | 2018-11-02 | 2020-10-09 | 张效春 | Underground air door locking device |
| CN113789996B (en) * | 2021-11-16 | 2022-02-22 | 深圳市永达电子信息股份有限公司 | Automatic lock of double-head movable safety door for high-speed rail station |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE624122A (en) * | ||||
| DE1459045A1 (en) * | 1962-07-07 | 1968-12-05 | Verkehrsmittel Entwicklung | Swivel sliding door, especially for vehicles |
| US4688406A (en) * | 1986-04-01 | 1987-08-25 | Blumcraft Of Pittsburgh | Deadbolt lock mechanism |
| DE4300810A1 (en) * | 1993-01-14 | 1994-07-21 | Italiana Progetti | Lock with bolt for door entirely of glass |
| CN201390580Y (en) * | 2009-05-05 | 2010-01-27 | 广东菱王电梯有限公司 | Door lock of elevator car |
| CN201428349Y (en) * | 2009-07-10 | 2010-03-24 | 北京博得交通设备有限公司 | Modular containing door |
| CN201521218U (en) * | 2009-04-30 | 2010-07-07 | 今创集团有限公司 | Shield door system for rail transit |
| CN202324895U (en) * | 2011-11-21 | 2012-07-11 | 南京康尼机电股份有限公司 | Connecting rod locking device for sliding door |
-
2011
- 2011-11-21 CN CN 201110371708 patent/CN102444337B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE624122A (en) * | ||||
| DE1459045A1 (en) * | 1962-07-07 | 1968-12-05 | Verkehrsmittel Entwicklung | Swivel sliding door, especially for vehicles |
| US4688406A (en) * | 1986-04-01 | 1987-08-25 | Blumcraft Of Pittsburgh | Deadbolt lock mechanism |
| DE4300810A1 (en) * | 1993-01-14 | 1994-07-21 | Italiana Progetti | Lock with bolt for door entirely of glass |
| CN201521218U (en) * | 2009-04-30 | 2010-07-07 | 今创集团有限公司 | Shield door system for rail transit |
| CN201390580Y (en) * | 2009-05-05 | 2010-01-27 | 广东菱王电梯有限公司 | Door lock of elevator car |
| CN201428349Y (en) * | 2009-07-10 | 2010-03-24 | 北京博得交通设备有限公司 | Modular containing door |
| CN202324895U (en) * | 2011-11-21 | 2012-07-11 | 南京康尼机电股份有限公司 | Connecting rod locking device for sliding door |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102444337A (en) | 2012-05-09 |
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