CN102677990B - A kind of sliding door lock for half-height safety door - Google Patents
A kind of sliding door lock for half-height safety door Download PDFInfo
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- CN102677990B CN102677990B CN201210130870.1A CN201210130870A CN102677990B CN 102677990 B CN102677990 B CN 102677990B CN 201210130870 A CN201210130870 A CN 201210130870A CN 102677990 B CN102677990 B CN 102677990B
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Abstract
For a sliding door lock for half-height safety door, primarily of latch hook, installing plate assembly, lockplate assembly, manual unlocking assembly, automatic unlocking assembly composition; Installing plate assembly is made up of installing plate, lockplate bolster and latch hook back shaft, and lockplate bolster and latch hook back shaft are fixed on a mounting board; Lockplate assembly is made up of lockplate and lock shaft fixed thereon, lockplate is arranged several vertical slotted hole, lockplate bolster enters in several vertical slotted hole, under the support of lockplate bolster, lockplate can move freely by the vertical direction, lock shaft is through the oblong aperture on installing plate, with to be arranged in latch hook rotating shaft and can to match around the latch hook of latch hook axis of rotation, time sealed, lock shaft is placed in and latch hook limits lock shaft moves, during unblock, latch hook rotates and lock shaft vertically falls; Unlock component, it is primarily of electromagnet and latch release shaft composition, and latch release shaft is fixed on electromagnet slide-bar, moves with electromagnet slide-bar, and latch release shaft is fixed on lockplate top.
Description
Technical field
the present invention relates to a kind of sliding door lock for half-height safety door, it can be used for the local plug-type sliding door such as subway platform, railway platform.
Background technology
existing sliding door locking comprises tapered end and latch hook, and general employing is fixed on slip doorframe and directly clashes into latch hook in lock body to realize automatic blocking function with the tapered end of sliding door motion.Such structure often causes the larger cost of production of the complicated volume of lock body structure higher.Under the continuous shock of tapered end, easily cause the damage of latch hook, even directly broken, cause locking a door inaccurate, even lock the situation of not visiting.
Summary of the invention
technical problem to be solved by this invention be overcome prior art above-mentioned deficiency and a kind of sliding door lock for half-height safety door is provided, make that it is multiple functional, structure be simple and safety is high.
the present invention's adopted technical scheme that solves the problem is: a kind of sliding door lock for half-height safety door, primarily of latch hook, installing plate assembly, lockplate assembly, manual unlocking assembly, automatic unlocking assembly composition; Installing plate assembly is made up of installing plate, lockplate bolster and latch hook back shaft, and lockplate bolster and latch hook back shaft are fixed on a mounting board; Lockplate assembly is made up of lockplate and lock shaft fixed thereon, lockplate is arranged several vertical slotted hole, lockplate bolster enters in several vertical slotted hole, under the support of lockplate bolster, lockplate can move freely by the vertical direction, lock shaft is through the oblong aperture on installing plate, with to be arranged in latch hook rotating shaft and can to match around the latch hook of latch hook axis of rotation, time sealed, lock shaft is placed in and latch hook limits lock shaft moves, during unblock, latch hook rotates and lock shaft vertically falls; Unlock component, it is primarily of electromagnet and latch release shaft composition, and latch release shaft is fixed on electromagnet slide-bar, moves with electromagnet slide-bar, and latch release shaft is fixed on lockplate top.
above-mentioned automatic unlocking assembly also comprises travel switch, and it is on the stroke of the trigger arm of lockplate, when trigger arm is up encounter the trigger end of travel switch time just trigger travel switch, export the signal of automatic unlocking.
also arrange manual unlocking assembly, it is made up of manual unlocking plate and the manual unlocking axle be fixed thereon, and manual unlocking plate is arranged a vertical slotted hole, can move freely by the vertical direction under the support of lockplate bolster.
in emergency circumstances passing through upwardly manual unlocking assembly can drive lockplate assembly move upward thus realize manual unlocking.
this sliding door lock reliably can must realize following functions: sliding door closes automatic blocking function, automatic unlocking and manual unlocking function when putting in place.
specific implementation process is as follows: when sliding door is closed, lock shaft on sliding door body to stretch in this sliding door lock and promotes latch hook and rotates, make it to remove the restriction to lock shaft, lockplate assembly is at gravity and travel switch reset force moved downward, be positioned at the front of latch hook to lock shaft, latch hook freely can not rotate thus be pinned by the lock shaft stretching into this device, and now travel switch is released, the signal of out gate locking, achieves the function that sliding door closes automatic blocking when putting in place.
during automatic unlocking, electromagnet obtains electric rear slide-bar and moves upward, and lockplate assembly also moves up to upper level position thereupon, and now lock shaft is positioned at above latch hook, and latch hook can freely rotate, and lose the position-limiting action to lock shaft, therefore sliding door can move freely; Now travel switch is depressed, the signal that out gate is non-latching, achieves automatic unlocking function.
when sliding door leaves fastening position, the below that latch hook is in lock shaft makes lock shaft not fall, thus lock top plate member is limited in upper level position, and released state is kept.
during manual unlocking, when manual unlocking assembly moves upward under external force, promote lockplate assembly and move up to upper level position, latch hook can freely rotate, and loses the position-limiting action to lock shaft, achieves manual unlocking function; Now travel switch is depressed, the signal that out gate is non-latching; Microswitch is triggered simultaneously, the signal that out gate has been manually released.
compared with prior art, of the present invention: 1. to devise a lockplate assembly moved up and down and a latch hook rotated, coordinated by position between the two and can realize unblocking.
using the initial conditions of the position of sliding door as retaining mechanism, the two fan sliding doors that reliably achieve that and if only if all close the function of the just automatic blocking of putting in place.
this device utilizes the gravity of lockplate assembly to realize locking, realizes locking, simplifies the structure, improve reliability without the need to flexible member.
the advantages such as whole sliding door lock has with low cost, and run duration is non-maintaining, dependable performance, and noise is low.Meanwhile, its compact conformation, installing space is little, when the gap between sliding door and side box is less, still can normally to run and without the need to opening slot to make way on the box column of side.
Accompanying drawing explanation
fig. 1 is the automatic unlocking state diagram of embodiment of the present invention sliding door lock.
fig. 2 is A-A sectional view of Fig. 1.
fig. 3 is the B direction view of Fig. 2.
fig. 4 is the I magnified partial view in Fig. 1.
fig. 5 is the automatic blocking state diagram of embodiment of the present invention sliding door lock.
fig. 6 is the lateral view of Fig. 5.
fig. 7 is the rear elevation of Fig. 5.
fig. 8 is the manual unlocking state diagram of embodiment of the present invention sliding door lock.
fig. 9 is the lateral view of Fig. 8.
figure 10 is the rear elevation of Fig. 8.
figure 11 is the structural representation of embodiment of the present invention installing plate assembly.
figure 12 is C-C sectional view of Figure 11.
figure 13 is A-A sectional view of Figure 11.
figure 14 is the front view of embodiment of the present invention lockplate assembly.
figure 15 is the structural representation of embodiment of the present invention lockplate assembly.
figure 16 is the front view of embodiment of the present invention manual unlocking assembly.
figure 17 is the structural representation of embodiment of the present invention manual unlocking assembly.
Detailed description of the invention
below in conjunction with accompanying drawing embodiment, the present invention is further described.
for a sliding door lock for half-height safety door, be arranged in half-height safety door fixation side box, form primarily of latch hook 3, installing plate assembly 4, lockplate assembly 7, manual unlocking assembly 8, automatic unlocking assembly 6.
as shown in Figure 11,12,13, installing plate assembly supports minor axis 42 by installing plate 41, lockplate, lockplate supports major axis 43 and latch hook back shaft 44 forms, lockplate supporting minor axis 42, lockplate supporting major axis 43 and latch hook back shaft 44 are riveted on the two side faces of installing plate 41, respectively lockplate assembly 7 and latch hook 3 are played a supportive role, in the middle part of installing plate 41, lock shaft oblong aperture 45 is also set.
as shown in Figure 14,15, lockplate assembly 7 is made up of lockplate 74 and riveted joint lock shaft 71 thereon, mounting hole 72 slotted hole 73 vertical with four is set on lockplate 74 top, lockplate supporting major axis 43, the lockplate supporting minor axis 42 of installing plate 41 insert support locking plate 74 in four vertical slotted holes 73 respectively, lockplate 74 can move freely by the vertical direction, lockplate 74 top also arranges trigger arm 75, for triggering travel switch 63.
latch hook 3 is supported by latch hook back shaft 44, and can rotate around latch hook back shaft 44, and latch hook 3 also arranges lock shaft groove 31, for locking lock shaft 9.
as shown in Figure 16,17, together, lockplate assembly 7 lock shaft 71 is through the oblong aperture 45 on installing plate 41 for the assembling parts such as above-mentioned installing plate assembly, lockplate assembly and latch hook, match with latch hook 3, time normal, latch hook 3 props up lock shaft 71, realizes unlocking and blocking function.
automatic unlocking assembly 6 forms primarily of electromagnet 61 and latch release shaft 62, and latch release shaft 62 is fixed on electromagnet slide-bar 611, moves with electromagnet slide-bar 611.
when automatic unlocking assembly is fixed on installing plate 41, latch release shaft 62 is fixed through the mounting hole 72 on lockplate 74, along with electromagnet 61 electric electromagnet slide-bar 611 moves upward, lockplate assembly 7 just can be driven to move upward and to remove latch hook 3 spacing, thus realize automatic unlocking.
automatic unlocking assembly also comprises travel switch 63, and it is on the stroke of the trigger arm 75 of lockplate 74, when trigger arm 75 is up encounter the trigger end of travel switch 63 time just trigger travel switch 63, export the signal of automatic unlocking.
as shown in Figure 16,17, manual unlocking assembly 8 is made up of manual unlocking plate 81 and riveted joint manual unlocking axle 82 thereon, manual unlocking plate 81 is arranged the slotted hole 83 of a vertical direction, lockplate supporting major axis 43 inserts in slotted hole 83, and manual unlocking plate can move freely by the vertical direction under lockplate supporting major axis 43 supports.
manual unlocking plate 81 arranges side arm 86, under normal circumstances below lockplate neck 76, in emergency circumstances, manually latch release shaft 82 or other mechanism urges manual unlocking assemblies 8 move upward, side arm 86 drives lockplate 74 up after encountering lockplate neck 76, thus lock shaft 71 on drive lockplate is up, is positioned at the top of latch hook 3 and is limited to be in upper level position, thus realizing manual unlocking.
manual unlocking assembly 8 also comprises microswitch 85, corresponding manual unlocking plate 81 arranges trigger unit 84, microswitch 85 is arranged on the stroke of trigger unit 84 on manual unlocking plate 81, when trigger unit 84 is up encounter the trigger end of microswitch 85 time just trigger microswitch 85, export the signal of manual unlocking.
be automatic unlocking state as shown in Figure 1,2,3, 4, lock shaft 71 is positioned at the top of latch hook 3 and is limited to be in upper level position, and now latch hook 3 can freely rotate.The lock shaft 9 be fixed on slip every body can to stretch into smoothly in this device and to promote latch hook 3 and rotate.When sliding door is closed, lock shaft 9 to stretch in this device with sliding door motion and promotes latch hook 3 and turns to position shown in Fig. 2, make it lose restriction to lock shaft 71, lockplate assembly 7 at the reset force move under influence of self gravitation and travel switch 63 to low order position.
as shown in Fig. 5,6,7, lock shaft 71 is positioned at the front of latch hook 3 and blocks the rotation of latch hook 3, and now, lock shaft 9 is locked because being positioned at the lock shaft groove 31 of latch hook 3, and sliding door can not move freely.Travel switch 63 is released simultaneously, the signal of out gate locking, achieves sliding door and closes automatic blocking function when putting in place.
when electromagnet 6 obtains electric, electromagnet slide-bar 611 moves upward under the effect of electromagnetic force, lockplate assembly 7 also moves up to upper level position as shown in Figure 1 thereupon, and lock shaft 71 is positioned at the top of latch hook 3 and the barrier effect lost latch hook 3, and latch hook 3 can freely rotate.Now, lock shaft 9 can exit this device smoothly, and sliding door just can move freely.Travel switch 63 is depressed simultaneously, and the signal that out gate is non-latching, achieves automatic unlocking function.
as shown in Figure 5, when automatic blocking, manual unlocking plate is positioned at the below of lockplate 74 and has certain gap H, and as the gap of 2mm, lockplate assembly 7 can not have an impact to manual unlock component when automatically unblocking.
in emergency circumstances, when manual unlocking assembly moves upward under external force, can promote lockplate assembly 7 and move up to the upper level position shown in Fig. 1, lock shaft 71 is positioned at the top of latch hook 3 and the barrier effect lost latch hook 3, and latch hook 3 can freely rotate.Now, lock shaft can exit this device smoothly, and sliding door just can move freely.Travel switch 63 is depressed simultaneously, the signal that out gate is non-latching, and the trigger unit 84 being manually released plate 81 for detecting two microswitches 85 that whether there is manual unlocking situation triggering, exporting the signal that sliding door has been manually released, seeing Fig. 8,9,10.
Claims (4)
1.
for a sliding door lock for half-height safety door, it is characterized in that: primarily of latch hook, installing plate assembly, lockplate assembly, manual unlocking assembly, automatic unlocking assembly composition, installing plate assembly is made up of installing plate, lockplate bolster and latch hook back shaft, and lockplate bolster and latch hook back shaft are fixed on a mounting board, lockplate assembly is made up of lockplate and lock shaft fixed thereon, lockplate is arranged several vertical slotted hole, lockplate bolster enters in several vertical slotted hole, under the support of lockplate bolster, lockplate can move freely by the vertical direction, lock shaft is through the oblong aperture on installing plate, with to be arranged on latch hook back shaft and the latch hook that can rotate around latch hook back shaft matches, time sealed, lockplate assembly at self gravitation move under influence to low order position, lock shaft is made to be positioned at the front of latch hook, latch hook can not rotate and be pinned by the lock shaft stretching into this sliding door lock, sliding door can not move freely, during unblock, lockplate assembly moves up to upper level position, and lock shaft is positioned at the top of latch hook and the barrier effect lost latch hook, and latch hook can freely rotate, and lock shaft can exit this sliding door lock smoothly, and sliding door just can move freely, automatic unlocking assembly, it is primarily of electromagnet and latch release shaft composition, and latch release shaft is fixed on electromagnet slide-bar, moves with electromagnet slide-bar, and latch release shaft is fixed on lockplate top.
2.
as claimed in claim 1 for the sliding door lock of half-height safety door, it is characterized in that: described automatic unlocking assembly also comprises travel switch, travel switch is on the stroke of the trigger arm of lockplate, when trigger arm is up encounter the trigger end of travel switch time just trigger travel switch, export the signal of automatic unlocking.
3.
as claimed in claim 1 or 2 for the sliding door lock of half-height safety door, it is characterized in that: manual unlocking assembly is also set, it is made up of manual unlocking plate and the manual unlocking axle be fixed thereon, manual unlocking plate is arranged the slotted hole of a vertical direction, lockplate supporting major axis inserts in slotted hole, and manual unlocking plate can move freely by the vertical direction under the support of lockplate supporting major axis.
4.
as claimed in claim 3 for the sliding door lock of half-height safety door, it is characterized in that: manual unlocking assembly also comprises microswitch, corresponding manual unlocking plate arranges trigger unit, microswitch is arranged on the stroke of trigger unit (84) on manual unlocking plate, when trigger unit is up encounter the trigger end of microswitch (85) time just trigger microswitch, export the signal of manual unlocking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210130870.1A CN102677990B (en) | 2012-04-30 | 2012-04-30 | A kind of sliding door lock for half-height safety door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210130870.1A CN102677990B (en) | 2012-04-30 | 2012-04-30 | A kind of sliding door lock for half-height safety door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102677990A CN102677990A (en) | 2012-09-19 |
| CN102677990B true CN102677990B (en) | 2015-09-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210130870.1A Active CN102677990B (en) | 2012-04-30 | 2012-04-30 | A kind of sliding door lock for half-height safety door |
Country Status (1)
| Country | Link |
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| CN (1) | CN102677990B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103397821B (en) * | 2013-07-19 | 2016-03-30 | 广州新科佳都科技有限公司 | A kind of half high sliding door of screen door electronic lock based on fork and jam plate |
| CN104628442A (en) * | 2014-12-23 | 2015-05-20 | 天长市高新技术创业服务中心 | Composite fertilizer for cucumber and application method of composite fertilizer |
| CN106013990A (en) * | 2016-07-08 | 2016-10-12 | 南京康尼机电股份有限公司 | Electric locking device for half-height platform gate |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6550824B1 (en) * | 1998-03-25 | 2003-04-22 | Dieter Ramsauer | Spring-loaded catch for a sliding door of a sheet metal cupboard |
| CN101328776A (en) * | 2007-06-22 | 2008-12-24 | 黄平 | Device for automatically controlling slide door lock |
| CN101666187A (en) * | 2008-09-05 | 2010-03-10 | 上海嘉成轨道交通安全保障系统有限公司 | Door lock system for rail transit safety door |
| JP2010159554A (en) * | 2009-01-07 | 2010-07-22 | Miwa Lock Co Ltd | Locking apparatus for door |
| CN201883805U (en) * | 2010-11-22 | 2011-06-29 | 北京天乐泰力科技发展有限公司 | Electronic mechanical lock for rail transit half-height safety door |
| CN102182367A (en) * | 2010-01-28 | 2011-09-14 | 株洲南车时代电气股份有限公司 | Locking device for sliding door |
-
2012
- 2012-04-30 CN CN201210130870.1A patent/CN102677990B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6550824B1 (en) * | 1998-03-25 | 2003-04-22 | Dieter Ramsauer | Spring-loaded catch for a sliding door of a sheet metal cupboard |
| CN101328776A (en) * | 2007-06-22 | 2008-12-24 | 黄平 | Device for automatically controlling slide door lock |
| CN101666187A (en) * | 2008-09-05 | 2010-03-10 | 上海嘉成轨道交通安全保障系统有限公司 | Door lock system for rail transit safety door |
| JP2010159554A (en) * | 2009-01-07 | 2010-07-22 | Miwa Lock Co Ltd | Locking apparatus for door |
| CN102182367A (en) * | 2010-01-28 | 2011-09-14 | 株洲南车时代电气股份有限公司 | Locking device for sliding door |
| CN201883805U (en) * | 2010-11-22 | 2011-06-29 | 北京天乐泰力科技发展有限公司 | Electronic mechanical lock for rail transit half-height safety door |
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| Publication number | Publication date |
|---|---|
| CN102677990A (en) | 2012-09-19 |
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Address after: The age of 412001 in Hunan Province, Zhuzhou Shifeng District Road Patentee after: ZHUZHOU CRRC TIMES ELECTRIC CO., LTD. Patentee after: NINGBO CRRC TIMES SENSING TECHNOLOGY CO., LTD. Address before: The age of 412001 in Hunan Province, Zhuzhou Shifeng District Road Patentee before: Zhuzhou CSR Times Electric Co., Ltd. Patentee before: Ningbo CSR Times Transducer Technique Co., Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20190724 Address after: Minglun village five 315111 villages and towns in Zhejiang city of Ningbo province Yinzhou District Patentee after: Ningbo Zhongche era Electrical Equipment Co. Ltd. Address before: The age of 412001 in Hunan Province, Zhuzhou Shifeng District Road Co-patentee before: NINGBO CRRC TIMES SENSING TECHNOLOGY CO., LTD. Patentee before: ZHUZHOU CRRC TIMES ELECTRIC CO., LTD. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20210406 Address after: No.138 Zhenyong Road, Yongjiang Industrial Park, Jiangbei District, Ningbo City, Zhejiang Province Patentee after: NINGBO CRRC TIMES TRANSDUCER TECHNOLOGY Co.,Ltd. Address before: 315111 Minglun village, Wuxiang Township, Yinzhou District, Ningbo City, Zhejiang Province Patentee before: NINGBO CRRC TIMES ELECTRIC EQUIPMENT Co.,Ltd. |
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| TR01 | Transfer of patent right |