CN204002503U - A kind of safety automatic lock and rolling door - Google Patents

A kind of safety automatic lock and rolling door Download PDF

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Publication number
CN204002503U
CN204002503U CN201420093710.9U CN201420093710U CN204002503U CN 204002503 U CN204002503 U CN 204002503U CN 201420093710 U CN201420093710 U CN 201420093710U CN 204002503 U CN204002503 U CN 204002503U
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China
Prior art keywords
rolling
door
automatic lock
safety automatic
locking plate
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CN201420093710.9U
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Chinese (zh)
Inventor
陈为军
陈继湘
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Hunan Shinilion Energy-Saving Science & Technology Co ltd
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Hunan Shinilion Energy-Saving Science & Technology Co ltd
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Priority to CN201420093710.9U priority Critical patent/CN204002503U/en
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Abstract

The utility model discloses a kind of safety automatic lock and rolling door, comprise stretchable sheet and locking device, wherein, stretchable sheet is connected on rolling screen door curtain sheet end card; Locking device is for coordinating with the sidewall of rolling door siding track, be provided with a pair of, comprise hinged brace and locking plate, brace is articulated with stretchable sheet with the one end away from locking plate, locking plate is articulated with rolling shutter door base beam end card away from one end of brace, physical length on locking device between two pin joints is greater than two air line distances between pin joint, and the hinged one end of locking plate and brace is provided with wedge angle near a side of the sidewall of rolling door siding track.This structure not only realizes automatic switch, and the distortion of locking device is recoverable, can because locking device is stuck, not make rolling door normally open, and simultaneously simple in structure, cost is lower, has reduced use and the maintenance cost of rolling door.

Description

A kind of safety automatic lock and rolling door
Technical field
The utility model relates to rolling door technical field, particularly a kind of safety automatic lock and rolling door.
Background technology
Rolling door is that the curtain sheet with multi-joint activity is cascaded, be arranged in siding track, centered by the spool of door top, rotate upper and lower door, its door opening is larger, open convenient, fast, have good fire-proof and theft-proof function, security performance is higher, is applicable to public place or the houses such as the business shop front, garage, market hospital, industrial and mining enterprises.When using rolling door, conventionally theftproof lock can be set in rolling door as required.
In prior art, refer to Fig. 1 and Fig. 2, Fig. 1 is the structural representation of safety lock for rolling shutter door off working state in prior art; Fig. 2 is the structural representation of safety lock for rolling shutter door duty in prior art.As can be seen from the figure, this theftproof lock comprises the doorframe 1 that is provided with lockhole, is arranged at by motor-driven rotating shaft (not marking in figure) and with rotating shaft, to drive the body 8 is connected on doorframe 1.The second dodge gate body 3 that door body 8 comprises the first dodge gate body 2 and is slidably connected to the first dodge gate body 2 ends.In rolling door closing process, after the second dodge gate body 3 contacts to earth, transfixion, and due to its with the first dodge gate body 2 between there is space and for being slidably connected, therefore, the first dodge gate body 2 is under the driving of self gravitation or rolling door drive unit, continue to move downward, longitudinal spur rack 7 that the second dodge gate body 3 is stretched out in compressing moves downward, longitudinally spur rack 7 drives double-layer gear 5 to rotate, double-layer gear 5 is converted to the lengthwise movement of longitudinal spur rack 7 transverse movement of horizontal spur rack 6, the pulling force that makes horizontal spur rack 6 overcome back-moving spring moves to doorframe 1 place direction, thereby making lock pin 4 stretch out the second dodge gate body 3 coordinates with the lockhole on doorframe 1, in rolling door opening process, the first dodge gate body 2 upwards lifts, and discharges the upper end of longitudinal spur rack 7, and at this moment, back-moving spring pulls horizontal spur rack 6 to reset, and makes lock pin 4 separated with lockhole, completes and unblanks.But there are the following problems for the anti-theft device of this rolling door, when rolling door is prized, the second dodge gate body 3 can move up, now, because the second dodge gate body 3 is moved up by force, lockhole can be given 4 one downward power of lock pin, cause back-moving spring normally lock pin 4 to be shunk in the second dodge gate body 3, because general rolling door is prized by force, can cause the second dodge gate body 3 distortion, make lock pin 4 always in blocking state, although played anti-theft function, but cannot normally open after can causing being prized, use cost and the maintenance cost of rolling door have been increased.
Therefore, how to provide a kind of safety automatic lock, make it after for rolling door, avoid because bottom girder is caused theftproof lock stuck by sled, the problem that rolling door cannot normally be opened, use and the maintenance cost of reduction rolling door, become those skilled in the art's important technological problems urgently to be resolved hurrily.
Utility model content
In view of this, the utility model provides a kind of safety automatic lock, to reach, makes it after for rolling door, avoids because bottom girder is caused theftproof lock stuck by sled, and the problem that rolling door cannot normally be opened, reduces the use of rolling door and the object of maintenance cost.
For achieving the above object, the utility model provides following technical scheme:
A safety automatic lock, for being arranged on rolling door, comprising:
Stretchable sheet, is connected on described rolling screen door curtain sheet end card;
Locking device, for coordinating with the sidewall of described rolling door siding track, be provided with a pair of, comprise hinged brace and locking plate, described brace is articulated with described stretchable sheet with the one end away from described locking plate, described locking plate is articulated with described rolling shutter door base beam end card away from one end of described brace, physical length on described locking device between two pin joints is greater than two air line distances between pin joint, and the hinged one end of described locking plate and described brace is provided with wedge angle near a side of the sidewall of described rolling door siding track.
Preferably, two described braces are articulated with a bit on described stretchable sheet, and two described locking plates are articulated with a bit on described rolling shutter door base beam end card.
Preferably, one end of described stretchable sheet is rotatably connected on described rolling screen door curtain sheet end card.
Preferably, between described stretchable sheet and described rolling screen door curtain sheet end card, between described stretchable sheet and described brace, between described brace and described locking plate and between described locking plate and described rolling shutter door base beam end card, all adopt steady pin to be connected.
Preferably, described wedge angle is rectangular angular.
Preferably, on the sidewall of described rolling door siding track, be provided with locating part, when described locking plate coordinates with the sidewall of described rolling door siding track, described locating part is positioned at the top of described locking plate, for coordinating spacing with described wedge angle.
Preferably, described locating part is and the track baffle plate of the parallel sidewalls of described rolling door siding track that described track baffle plate is provided with 2, is arranged on symmetrically on two sidewalls of described rolling door siding track.
Preferably, described safety automatic lock also comprises enclosing cover, and described enclosing cover is arranged on described rolling shutter door base beam end card.
A rolling door, comprises curtain sheet, bottom girder, is arranged on rolling door siding track and the safety automatic lock of described curtain sheet and described bottom girder both sides, and described safety automatic lock is safety automatic lock as above.
From technique scheme, can find out, the safety automatic lock that the utility model provides, comprises stretchable sheet and locking device, and wherein, stretchable sheet is connected on rolling screen door curtain sheet end card; Locking device is for coordinating with the sidewall of rolling door siding track, be provided with a pair of, comprise hinged brace and locking plate, brace is articulated with stretchable sheet with the one end away from locking plate, locking plate is articulated with rolling shutter door base beam end card away from one end of brace, physical length on locking device between two pin joints is greater than two air line distances between pin joint, and the hinged one end of locking plate and brace is provided with wedge angle near a side of the sidewall of rolling door siding track.
In use, when rolling door is closed, after rolling shutter door base beam kiss the earth, due between rolling screen door curtain sheet and rolling shutter door base beam for being flexibly connected, between there is certain space, under the effect of rolling screen door curtain sheet deadweight and motor, distance between rolling screen door curtain sheet and rolling shutter door base beam can be dwindled, at this moment, stretchable sheet will be exerted pressure to locking device, it is deformed, because the physical length on locking device between two pin joints is greater than two air line distances between pin joint, so the end that two locking plates are connected with brace can shape at an angle, the wedge angle that makes to be arranged on locking plate withstands on the sidewall of rolling door siding track, the sidewall of rolling door siding track is applied to an active force, rolling screen door curtain sheet is stuck in rolling door siding track, reach antitheft object, when rolling door is opened, rolling screen door curtain sheet moves upward under the drive of motor, under effect due to bottom girder deadweight, between rolling screen door curtain sheet and rolling shutter door base beam, can pull open certain distance, in this course, stretchable sheet is pulled upwardly locking device, and two locking plate move toward one another are packed up, separated with the sidewall of rolling door siding track, realization is unblanked.The safety automatic lock of this structure, not only realize automatic switch lock, when rolling shutter door base beam is prized, the distance between rolling shutter door base beam and rolling screen door curtain sheet can be less, the active force that locking plate is applied the sidewall of rolling door siding track is larger, lock more firmly, more contribute to antitheftly, and the distortion of locking device is recoverable, the problem that can not cause rolling door normally to open because locking device is stuck, simultaneously simple in structure, cost is lower, has reduced use and the maintenance cost of rolling door.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of safety lock for rolling shutter door off working state in prior art;
Fig. 2 is the structural representation of safety lock for rolling shutter door duty in prior art;
The positional structure schematic diagram of the safety automatic lock that Fig. 3 provides for a kind of embodiment of the utility model in rolling door;
The structural representation of the safety automatic lock off working state that Fig. 4 provides for a kind of embodiment of the utility model;
The structural representation of the safety automatic lock duty that Fig. 5 provides for a kind of embodiment of the utility model;
The structural representation of the safety automatic lock off working state that Fig. 6 provides for the another kind of embodiment of the utility model;
The structural representation of the safety automatic lock duty that Fig. 7 provides for the another kind of embodiment of the utility model;
The sectional perspective structural representation of the rolling door that Fig. 8 provides for the utility model embodiment.
The specific embodiment
The utility model provides a kind of safety automatic lock, to reach, makes it after for rolling door, avoids because bottom girder is caused theftproof lock stuck by sled, and the problem that rolling door cannot normally be opened, reduces the use of rolling door and the object of maintenance cost.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 3-Fig. 5, the positional structure schematic diagram of the safety automatic lock that Fig. 3 provides for a kind of embodiment of the utility model in rolling door; The structural representation of the safety automatic lock off working state that Fig. 4 provides for a kind of embodiment of the utility model; The structural representation of the safety automatic lock duty that Fig. 5 provides for a kind of embodiment of the utility model.
The utility model provides a kind of safety automatic lock, for being arranged on rolling door, comprises stretchable sheet 11 and locking device.
Wherein, stretchable sheet 11 is connected on rolling screen door curtain sheet end card 9; Locking device is for coordinating with the sidewall of rolling door siding track 19, be provided with a pair of, comprise hinged brace 12 and locking plate 13, brace 12 is articulated with stretchable sheet 11 with the one end away from locking plate 13, locking plate 13 is articulated with rolling shutter door base beam end card 14 away from one end of brace 12, physical length on locking device between two pin joints is greater than two air line distances between pin joint, and the hinged one end of locking plate 13 and brace 12 is provided with wedge angle near a side of the sidewall of rolling door siding track 19.
Compared with prior art, the safety automatic lock that the utility model provides, in use, when rolling door is closed, after rolling shutter door base beam 15 kiss the earths, due between rolling screen door curtain sheet 16 and rolling shutter door base beam 15 for being flexibly connected, between there is certain space, under the effect of rolling screen door curtain sheet 16 deadweights and motor, distance between rolling screen door curtain sheet 16 and rolling shutter door base beam 15 can be dwindled, at this moment, stretchable sheet 11 will be exerted pressure to locking device, it is deformed, because the physical length on locking device between two pin joints is greater than two air line distances between pin joint, so the end that two locking plates are connected with brace can shape at an angle, the wedge angle that makes to be arranged on locking plate 13 withstands on the sidewall of rolling door siding track 19, the sidewall of rolling door siding track 19 is applied to an active force, rolling screen door curtain sheet 16 is stuck in rolling door siding track 19, reach antitheft object,
When rolling door is opened, rolling screen door curtain sheet 16 moves upward under the drive of motor, under effect due to bottom girder 15 deadweights, between rolling screen door curtain sheet 16 and rolling shutter door base beam 15, can pull open certain distance, in this course, stretchable sheet 11 is pulled upwardly locking device, and two locking plate 13 move toward one another are packed up, separated with the sidewall of rolling door siding track 19, realization is unblanked.The safety automatic lock of this structure, not only realize automatic switch lock, when rolling shutter door base beam 15 is prized, distance between rolling shutter door base beam 15 and rolling screen door curtain sheet 16 can be less, the active force that the sidewall of 13 pairs of rolling door siding tracks 19 of locking plate is applied is larger, lock more firmly, more contribute to antitheft, and the distortion of locking device is recoverable, the problem that can not cause rolling door normally to open because locking device is stuck, simultaneously simple in structure, cost is lower, has reduced use and the maintenance cost of rolling door.
For the ease of two locking plates 13, open and can open larger angle, make the active force between itself and rolling door siding track 19 larger, in the utility model embodiment, two braces 12 are articulated with a bit on stretchable sheet 11, and two locking plates 13 are articulated with a bit on rolling shutter door base beam end card 14.This structure not only can make two locking plates 13 open larger angle, and has simplified syndeton, is convenient to install, and has reduced cost.
Further, in order to make safety automatic lock convenient when packing up, in the utility model embodiment, the hinged place of two locking plates 13 is provided with back-moving spring, being subject in its process of safety automatic lock, back-moving spring can provide one to make the power that between it, angle diminishes between two locking plates 13, is convenient to packing up of safety automatic lock.
Stretchable sheet 11 can adopt multiple connected mode, and such as being fixedly connected with, being flexibly connected etc., in the utility model embodiment, one end of stretchable sheet 11 is rotatably connected on rolling screen door curtain sheet end card 9.
Be rotatably connected and hinged mode has a variety of, for unified connected mode, reduce production costs, in the utility model embodiment, between stretchable sheet 11 and rolling screen door curtain sheet end card 9, between stretchable sheet 11 and brace 12, between brace 12 and locking plate 13 and between locking plate 13 and rolling shutter door base beam end card 14, all adopt steady pin 10 to be connected, adopt steady pin 10 to connect, simple in structure, be convenient to installation and cost lower.
In the utility model, safety automatic lock mainly relies on the wedge angle being arranged on locking plate 13 to produce active force to the sidewall of rolling door siding track 19, thereby produce larger frictional force, and then safety automatic lock is stuck in rolling door siding track 19, in the utility model embodiment, wedge angle on locking plate 13 is rectangular angular, wedge angle is set to the production that rectangular angular is not only convenient to locking plate 13, and the structure that is acute angle with respect to wedge angle, there is better intensity, be not easy to damage, there is longer application life, and the structure that is obtuse angle with respect to wedge angle, rectangular angular can apply greater role power, produce enough frictional force, play better anti-theft locking effect.
In order further to strengthen the theftproof performance of safety automatic lock, make it when by sled, can produce larger resistance, in the another kind of embodiment of the utility model, refer to Fig. 6 and Fig. 7, the structural representation of the safety automatic lock off working state that Fig. 6 provides for the another kind of embodiment of the utility model; The structural representation of the safety automatic lock duty that Fig. 7 provides for the another kind of embodiment of the utility model.On the sidewall of rolling door siding track 19, be provided with locating part 17, when locking plate 13 coordinates with the sidewall of rolling door siding track 19, locating part 17 is positioned at the top of locking plate 13, spacing for coordinating with wedge angle, by increasing locating part 17, make locking plate 13 when open mode, the top of the wedge angle of locking plate 13 is stuck in the bottom of locating part 17, when rolling door is prized, locating part 17 can play the effect that stops rolling shutter door base beam 15 to move upward, make safety automatic lock there is better theftproof performance, preferably, in the another kind of embodiment of the utility model, locating part 17 is the track baffle plate with the parallel sidewalls of rolling door siding track 19, track baffle plate is provided with 2, be arranged on symmetrically on two sidewalls of rolling door siding track 19.
Safety automatic lock is exposed to outside; not only attractive in appearance not in profile; and become easily infected by dust; affect the flexibility of each parts junction; make the switch of safety automatic lock become difficult; increase maintenance cost; therefore,, in the utility model embodiment, safety automatic lock also comprises enclosing cover 18; enclosing cover 18 is arranged on rolling shutter door base beam end card 14; by increasing enclosing cover 18, not only make safety automatic lock become in shape attractive in appearance, can protect each parts of safety automatic lock simultaneously; increase the service life, reduce maintenance cost.
The utility model also provides a kind of rolling door, refer to Fig. 8, the sectional perspective structural representation of the rolling door that Fig. 8 provides for the utility model embodiment, comprise curtain sheet 16, bottom girder 15, be arranged on rolling door siding track 19 and the safety automatic lock of curtain sheet 16 and bottom girder 15 both sides, wherein, safety automatic lock is safety automatic lock as above.
In this manual, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the utility model.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.

Claims (9)

1. a safety automatic lock, for being arranged on rolling door, is characterized in that, comprising:
Stretchable sheet (11), is connected on described rolling screen door curtain sheet end card (9);
Locking device, for coordinating with the sidewall of described rolling door siding track (19), be provided with a pair of, comprise hinged brace (12) and locking plate (13), described brace (12) is articulated with described stretchable sheet (11) with the one end away from described locking plate (13), described locking plate (13) is articulated with described rolling shutter door base beam end card (14) away from one end of described brace (12), physical length on described locking device between two pin joints is greater than two air line distances between pin joint, the hinged one end of described locking plate (13) and described brace (12) is provided with wedge angle near a side of the sidewall of described rolling door siding track (19).
2. safety automatic lock according to claim 1, it is characterized in that, two described braces (12) are articulated with a bit on described stretchable sheet (11), and two described locking plates (13) are articulated with a bit on described rolling shutter door base beam end card (14).
3. safety automatic lock according to claim 1, is characterized in that, one end of described stretchable sheet (11) is rotatably connected on described rolling screen door curtain sheet end card (9).
4. safety automatic lock according to claim 3, it is characterized in that, between described stretchable sheet (11) and described rolling screen door curtain sheet end card (9), between described stretchable sheet (11) and described brace (12), between described brace (12) and described locking plate (13) and between described locking plate (13) and described rolling shutter door base beam end card (14), all adopt steady pin (10) to be connected.
5. safety automatic lock according to claim 1, is characterized in that, described wedge angle is rectangular angular.
6. safety automatic lock according to claim 1, it is characterized in that, on the sidewall of described rolling door siding track (19), be provided with locating part (17), when described locking plate (13) coordinates with the sidewall of described rolling door siding track (19), described locating part (17) is positioned at the top of described locking plate (13), for coordinating spacing with described wedge angle.
7. safety automatic lock according to claim 6, it is characterized in that, described locating part (17) is the track baffle plate with the parallel sidewalls of described rolling door siding track (19), described track baffle plate is provided with 2, is arranged on symmetrically on two sidewalls of described rolling door siding track (19).
8. safety automatic lock according to claim 1, is characterized in that, described safety automatic lock also comprises enclosing cover (18), and described enclosing cover (18) is arranged on described rolling shutter door base beam end card (14).
9. a rolling door, comprise curtain sheet (16), bottom girder (15), be arranged on rolling door siding track (19) and the safety automatic lock of described curtain sheet (16) and described bottom girder (15) both sides, it is characterized in that, described safety automatic lock is the safety automatic lock as described in claim 1-8 any one.
CN201420093710.9U 2014-03-03 2014-03-03 A kind of safety automatic lock and rolling door Active CN204002503U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420093710.9U CN204002503U (en) 2014-03-03 2014-03-03 A kind of safety automatic lock and rolling door

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420093710.9U CN204002503U (en) 2014-03-03 2014-03-03 A kind of safety automatic lock and rolling door

Publications (1)

Publication Number Publication Date
CN204002503U true CN204002503U (en) 2014-12-10

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CN201420093710.9U Active CN204002503U (en) 2014-03-03 2014-03-03 A kind of safety automatic lock and rolling door

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103790507A (en) * 2014-03-03 2014-05-14 湖南湘联节能科技股份有限公司 Automatic anti-theft lock and roller shutter door

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103790507A (en) * 2014-03-03 2014-05-14 湖南湘联节能科技股份有限公司 Automatic anti-theft lock and roller shutter door

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