CN107989488A - Quick and convenient and constitutionally stable tripper and fire exit door - Google Patents
Quick and convenient and constitutionally stable tripper and fire exit door Download PDFInfo
- Publication number
- CN107989488A CN107989488A CN201711367571.9A CN201711367571A CN107989488A CN 107989488 A CN107989488 A CN 107989488A CN 201711367571 A CN201711367571 A CN 201711367571A CN 107989488 A CN107989488 A CN 107989488A
- Authority
- CN
- China
- Prior art keywords
- tripper
- bearing
- unlock
- unlocked
- convenient
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/10—Locks or fastenings for special use for panic or emergency doors
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B9/00—Lock casings or latch-mechanism casings ; Fastening locks or fasteners or parts thereof to the wing
- E05B9/002—Faceplates or front plates
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B9/00—Lock casings or latch-mechanism casings ; Fastening locks or fasteners or parts thereof to the wing
- E05B9/08—Fastening locks or fasteners or parts thereof, e.g. the casings of latch-bolt locks or cylinder locks to the wing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Structural Engineering (AREA)
- Special Wing (AREA)
Abstract
This application discloses quick and convenient and constitutionally stable tripper and fire exit door, including the bearing 1 that can be installed on any door-plate, the bearing 1 is equipped with the solution lock set 2 that can be connected with lock body, it is additionally provided with the bearing 1 and is connected with the solution lock set 2 and the being unlocked by pressing part 3 of user's pressing can be supplied, the being unlocked by pressing part 3 is subjected to displacement by external force effect and the solution lock set 2 is unlocked the lock body.The present invention uses push type unlocking manner, and the mode being subjected to displacement by using being unlocked by pressing part by external force effect makes solution lock set drive unlock, and for a long time using being hardly damaged, stable structure is reliability and durability, and use cost is low.Traditional handle type fire exit door tripper is substituted, button tripper unlock speed is faster, safer, is adapted to be widely popularized.
Description
【Technical field】
The present invention relates to technical field of fire control, more particularly to quick and convenient and constitutionally stable tripper and fire exit door.
【Background technology】
In existing fire exit door, more fire exit doors unlocked using handle type, during long-time use, handle easily damages
Bad, the direct result brought is that fire exit door can not be opened, there are security risk, meanwhile, handlebar unlocked inconvenience, structure can not
Lean on, service life is short and of high cost.
The technical solution for not yet finding to solve the above problems at present occurs.
In view of this, improvement is carried out to current fire exit door tripper and fire exit door to be necessary.
【The content of the invention】
It is more not square using the fire exit doors of handle type unlocking, handlebar unlocked the present invention seeks to overcome in existing fire exit door
Just, structure is unreliable, the short and of high cost technical problem of service life, there is provided the quick and convenient and structure unlocked using button
Stable tripper and fire exit door.
To achieve the above object, present invention employs following technical solution：
Quick and convenient and constitutionally stable tripper, including the bearing 1 that can be installed on any door-plate, the bearing 1
The solution lock set 2 that can be connected with lock body is equipped with, is additionally provided with and is connected with the solution lock set 2 and can be for use on the bearing 1
The being unlocked by pressing part 3 of person's pressing, the being unlocked by pressing part 3 are subjected to displacement by external force effect and the solution lock set 2 is unlocked institute
State lock body.
To realize superior technique effect, present invention additionally comprises have：
As described above quick and convenient and constitutionally stable tripper, is additionally provided with decoration panel 4, institute on the bearing 1
State decoration panel 4 and be equipped with and user can be supplied to press the opening 401 of the being unlocked by pressing part 3, the being unlocked by pressing part 3 is front and rear
Pressing, left and right pressing or pressing up and down, the decoration panel 4 are connected or mechanically connect for magnetism with the bearing 1.
As described above quick and convenient and constitutionally stable tripper, the being unlocked by pressing part 3 is square, triangle,
Circular, polygon or abnormity.
Quick and convenient and constitutionally stable tripper as described above, the solution lock set 2 include hinge and are arranged on the branch
Solution lock support 201 on seat 1 and the first unlock piece 202, lower part and the bearing 1 of the solution lock support 201 are hinged, top
It can be connected with lock body, the middle part of first unlock piece 202 is hinged with the bearing 1, and top is cut with scissors with the solution lock support 201
Connect, lower part is hinged with the being unlocked by pressing part 3 to make the solution lock support 201 when the being unlocked by pressing part 3 is subjected to displacement
Swing to unlock lock body.
Quick and convenient and constitutionally stable tripper as described above, first unlock piece 202 further include hinge and are arranged on
Pull rod 203 thereon, described 203 one end of pull rod is hinged with first unlock piece 202, the other end and the solution lock support 201
Middle part be hinged.
Quick and convenient and constitutionally stable tripper as described above, the solution lock set 2 further include the second unlock piece
204 and unlock piece 205 is interlocked, second unlock piece 204 hinge is arranged on the bearing 1, the top for interlocking unlock piece 205
Hinged with first unlock piece 202, lower part is hinged with second unlock piece 204, and the back side of the being unlocked by pressing part 3 is equipped with
Hinged convex block 301, it is described to be hinged the lower hinge with 202 and second unlock piece 204 of the first unlock piece respectively of convex block 301,
The bearing 1, which is equipped with, can make the resetting spring that second unlock piece 204 resets after being pressed by the being unlocked by pressing part 3
206。
Quick and convenient and constitutionally stable tripper as described above, the solution lock support 201 are equipped with for lock
The spiral-lock groove 2a that body connecting portion buckles into, described solve also are hinged with to block the spiral-lock groove 2a to prevent from locking on lock support 201
Positioning link stopper 2c is additionally provided with the clamping block 2b, the clamping block 2b that body connecting portion drops out.
As described above quick and convenient and constitutionally stable tripper, is additionally provided with the bearing 1 and is connected with it
For making it be adapted to the installation auxiliary device 5 of the door-plate of different-thickness.
Quick and convenient and constitutionally stable tripper as described above, the installation auxiliary device 5 include auxiliary stand
501, the auxiliary stand 501 is equipped with fore-set 502, and the fore-set 502, which is equipped with, can be moved along it pushing up dress distance to adjust
Piece installing 503 is pushed up, the end of the top piece installing 503 or the end of the fore-set 502 are equipped with and can be secured to connect for the bearing 1
Latch-up structure 5a.
Fire exit door, including door-plate 6, the door-plate 6 is equipped with lock body 7 and can unlock the tripper of the lock body 7, described
Tripper is quick and convenient and constitutionally stable tripper as described above.
Compared with prior art, the present invention has the following advantages：
1st, the present invention uses push type unlocking manner, the mode being subjected to displacement by using being unlocked by pressing part by external force effect
Solution lock set is set to drive unlock, for a long time using being hardly damaged, stable structure is reliability and durability, and use cost is low.Substitute traditional
Handle type fire exit door tripper, button tripper unlock speed is faster, safer, is adapted to be widely popularized.
2nd, the present invention is by the connection mode of decoration panel and bearing by being arranged to magnetic connection, easy for installation, from appearance
Screw hole is not seen in face, more attractive；, can by the way that button unlocking manner is arranged to front and rear pressing, left and right pressing or pressing up and down
It is more convenient, more effectively unlock, can be made choice according to different use environment demands, use scope is wide.It is meanwhile of the invention
Unlocking structure is succinct, and overall volume is small, and production and processing is convenient, can be easily installed on the fire exit door of different size, is adapted to various
Applied in public arena.
【Brief description of the drawings】
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described.To those skilled in the art, without creative efforts, also
Other attached drawings can be obtained according to these attached drawings.It should be evident that following attached drawings are only the section Example of the present invention.
Fig. 1 is the decomposition texture schematic diagram of the embodiment of the present invention；
Fig. 2 is the structure diagram of assembling lock body of the embodiment of the present invention；
Fig. 3 is the decomposition texture schematic diagram of assembling lock body of the embodiment of the present invention；
Fig. 4 is the enlarged diagram of Fig. 3；
Fig. 5 is the structure diagram of installation auxiliary device of the present invention；
Fig. 6 is the structure diagram one of the embodiment of the present invention；
Fig. 7 is the structure diagram two of the embodiment of the present invention；
Fig. 8 is the structure diagram three of the embodiment of the present invention；
Fig. 9 is the structure diagram four of the embodiment of the present invention；
Figure 10 is the structure diagram one of fire exit door of the present invention；
Figure 11 is the structure diagram two of fire exit door of the present invention.
【Embodiment】
Constitution content of the invention, the technical problem solved and beneficial effect are made below in conjunction with attached drawing further detailed
Describe in detail bright.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention
Scope.
As shown in FIG. 1 to 3, the invention discloses quick and convenient and constitutionally stable tripper, including can be installed on
Bearing 1 on any door-plate, the bearing 1 are equipped with the solution lock set 2 that can be connected with lock body, be additionally provided with the bearing 1 and
The solution lock set 2 connects and can supply the being unlocked by pressing part 3 of user's pressing, and the being unlocked by pressing part 3 is acted on by external force to be occurred
Displacement and make it is described solution lock set 2 unlock the lock body.The present invention uses push type unlocking manner, by using being unlocked by pressing part
Solution lock set is set to drive unlock by the mode that external force effect is subjected to displacement, for a long time using being hardly damaged, stable structure is reliably resistance to
With use cost is low.Traditional handle type fire exit door tripper is substituted, button tripper unlock speed faster, is more pacified
Entirely, it is adapted to wide popularization and application.
In the embodiment of the present application, decoration panel 4 is additionally provided with the bearing 1, the decoration panel 4 is equipped with can be for using
The opening 401 of person's pressing being unlocked by pressing part 3, the being unlocked by pressing part 3 is pressed for front and rear pressing, left and right or pressing up and down,
The decoration panel 4 is connected or mechanically connects for magnetism with the bearing 1.In practical application, the being unlocked by pressing part 3 is front and rear
Pressing, the decoration panel 4 are connected with the bearing 1 for magnetism, and the decoration panel 4 is stainless steel faceplate.By that will decorate
The connection mode of panel and bearing is arranged to magnetic connection, easy for installation, screw hole is not seen from outer surface, more attractive；Pass through
Button unlocking manner is arranged to front and rear pressing, left and right pressing or pressing up and down, can be more convenient, more effectively unlock, can basis
Different use environment demands make choice, and use scope is wide.
In the embodiment of the present application, the being unlocked by pressing part 3 is square, triangle, circle, polygon or abnormity.It is actual to answer
In, the being unlocked by pressing part 3 is square.It the advantage is that simple for structure, beautiful.
In the embodiment of the present application, the solution lock set 2 include the solution lock support 201 that hinge is arranged on the bearing 1 and the
One unlock piece 202, the lower part of the solution lock support 201 is hinged with the bearing 1, and top can be connected with lock body, first solution
The middle part of latch fitting 202 is hinged with the bearing 1, and top and the solution lock support 201 are hinged, lower part and the being unlocked by pressing part 3
It is hinged to make the solution lock support 201 swing to unlock lock body when the being unlocked by pressing part 3 is subjected to displacement.It the advantage is that
Unlocking structure is succinct, and overall volume is small, and production and processing is convenient, and reliability and durability stabilization, is hardly damaged.
Specifically, first unlock piece 202 further includes the pull rod 203 that hinge is provided thereon, described 203 one end of pull rod and institute
State the first unlock piece 202 to be hinged, the middle part of the other end and the solution lock support 201 is hinged.It the advantage is that unlocking structure is succinct,
Overall volume is small, and production and processing is convenient, and reliability and durability stabilization, is hardly damaged.
More specifically, the solution lock set 2 further includes the second unlock piece 204 and interlocks unlock piece 205, second unlock
The hinge of part 204 is arranged on the bearing 1, and top and first unlock piece 202 for interlocking unlock piece 205 is hinged, lower part with
Second unlock piece 204 is hinged, and the back side of the being unlocked by pressing part 3 is equipped with hinged convex block 301, and the hinged convex block 301 divides
Not with the lower hinge of 202 and second unlock piece 204 of the first unlock piece, the bearing 1, which is equipped with, can make second solution
The resetting spring 206 that latch fitting 204 resets after being pressed by the being unlocked by pressing part 3.It the advantage is that unlocking structure is succinct, it is overall
Small, production and processing is convenient, and reliability and durability stabilization, is hardly damaged.Meanwhile make the first unlock piece by using unlock piece is interlocked
With the cooperation of the second unlock piece, reset effect is more preferable after the pressing of being unlocked by pressing part.
More specifically, the solution lock support 201 is equipped with the spiral-lock groove 2a buckled into lock bodies connecting portion, the unlock
Also it is hinged with to block the spiral-lock groove 2a on stent 201 to prevent clamping block 2b that lock body connecting portion drops out, the locking
Positioning link stopper 2c is additionally provided with block 2b.In practical application, the spiral-lock groove 2a is L-shaped groove.It the advantage is that by setting spiral-lock
Groove and clamping block, can facilitate and be connected with lock body, and to facilitate unlock, and the stable structure is reliable, and lock body connecting portion is not easily disconnected from.
In the embodiment of the present application, it is additionally provided with the bearing 1 and is connected with it for the door for making it be adapted to different-thickness
The installation auxiliary device 5 of plate.It the advantage is that by setting installation auxiliary device, make the versatility of product stronger, convenient adaptation
The door-plate installation of different-thickness, using more convenient, lacking for single specification door-plate installation can only be directed to by changing traditional tripper
Point.
In the embodiment of the present application, the installation auxiliary device 5 includes auxiliary stand 501, and the auxiliary stand 501 is equipped with
Fore-set 502, the fore-set 502, which is equipped with, can be moved along it pushing up the top piece installing 503 for filling distance to adjust, the top piece installing 503
End or the end of the fore-set 502 are equipped with the latch-up structure 5a that the bearing 1 can be supplied to be secured to connection.It the advantage is that logical
Cross and fore-set is set on auxiliary stand, and the top piece installing that can be moved along it to adjust top dress distance is set on fore-set 502, make production
The versatility of product is stronger, the convenient door-plate installation for being adapted to different-thickness, and using more convenient, changing traditional tripper can only pin
The shortcomings that being installed to single specification door-plate.The auxiliary stand 501 is square frame-shaped stent.The fore-set 502 is several, respectively
It is arranged at top, lower part, left part and the right part of the auxiliary stand 501.The fore-set 502, which is equipped with, adjusts screw thread 504, described
Top piece installing 503 is threadedly coupled with the adjusting screw thread 504, and the latch-up structure 5a is helicitic texture, interface arrangment or riveting are tied
Structure.The latch-up structure 5a is internal thread structure, and arranged on the end of the fore-set 502.The outer surface of the top piece installing 503 is
Hexagon is square, and the fore-set 502 and the auxiliary stand 501 are riveting, are welded to connect or are threadedly coupled.The top
The outer surface of piece installing 503 is hexagon, and the fore-set 502 and the auxiliary stand 501 are riveting.The fore-set 502
Highly it is 15CM~35CM, the height of the top piece installing 503 is 5CM~15CM.By by the height of the fore-set for 15CM~
35CM, the height for pushing up piece installing are 5CM~15CM, can preferably match door-plate conventional on the market, and use scope is wide.The fore-set
502 height is 25CM, and the height of the top piece installing 503 is 10CM.It is the preferred forms of the application.
Fire exit door, including door-plate 6, the door-plate 6 is equipped with lock body 7 and can unlock the tripper of the lock body 7, described
Tripper is quick and convenient and constitutionally stable tripper as described above.In practical application, key is set on the lock body
Keyhole or without keyhole, by setting keyhole on lock body or without keyhole, can facilitate and be installed in different use environments
Using, such as in some public places, set keyhole to be locked to lock body, fire exit door can only be opened from indoor unlock,
People cannot enter interior from outdoor opening fire exit door, increase anti-theft performance while security is ensured, be adapted to push away extensively
Extensively.
The beneficial effects of the present invention are push type unlocking manner is used, acted on and sent out by external force by using being unlocked by pressing part
The mode of raw displacement makes solution lock set drive unlock, and for a long time using being hardly damaged, stable structure is reliability and durability, use cost
It is low.Traditional handle type fire exit door tripper is substituted, button tripper unlock speed is faster, safer, is adapted to extensive
Promote.It is easy for installation, do not see screw from outer surface by the way that the connection mode of decoration panel and bearing is arranged to magnetic connection
Hole, it is more attractive；By the way that button unlocking manner is arranged to front and rear pressing, left and right pressing or pressing up and down, can be more convenient, more effectively
Ground unlocks, and can be made choice according to different use environment demands, use scope is wide.Meanwhile unlocking structure of the invention is succinct,
Overall volume is small, and production and processing is convenient, can be easily installed on the fire exit door of different size, and being adapted to should in various public arenas
With.
It is to combine the embodiment that particular content provides as described above, does not assert that the specific implementation of the present invention is confined to
These explanations.It is all approximate with method of the invention, structure etc., identical, or for making some skills under the premise of present inventive concept
Art deduction or replace, should all be considered as protection scope of the present invention.
Claims (10)
1. quick and convenient and constitutionally stable tripper, including the bearing (1) that can be installed on any door-plate, its feature exist
In：The bearing (1) is equipped with the solution lock set (2) that can be connected with lock body, is additionally provided with and the unlock group on the bearing (1)
Part (2) connects and can supply the being unlocked by pressing part (3) of user's pressing, and the being unlocked by pressing part (3) is subjected to displacement by external force effect
And the solution lock set (2) is set to unlock the lock body.
2. according to claim 1 quick and convenient and constitutionally stable tripper, it is characterised in that：The bearing (1)
On be additionally provided with decoration panel (4), the decoration panel (4) is equipped with can opening for user's pressing being unlocked by pressing part (3)
Mouthful (401), the being unlocked by pressing part (3) is front and rear pressing, left and right pressing or pressing up and down, the decoration panel (4) with it is described
Bearing (1) is magnetic connection or mechanically connects.
3. according to claim 1 quick and convenient and constitutionally stable tripper, it is characterised in that：The being unlocked by pressing
Part (3) is square, triangle, circle, polygon or abnormity.
4. according to claim 1 quick and convenient and constitutionally stable tripper, it is characterised in that：The solution lock set
(2) include hinge be arranged on the bearing (1) on solution lock support (201) and the first unlock piece (202), the solution lock support
(201) lower part is hinged with the bearing (1), and top can be connected with lock body, the middle part of first unlock piece (202) with it is described
Bearing (1) is hinged, and top and the solution lock support (201) are hinged, and lower part is hinged to when described with the being unlocked by pressing part (3)
Being unlocked by pressing part (3) makes the solution lock support (201) swing to unlock lock body when being subjected to displacement.
5. according to claim 4 quick and convenient and constitutionally stable tripper, it is characterised in that：First unlock
Part (202) further includes the pull rod (203) that hinge is provided thereon, and described pull rod (203) one end is cut with scissors with first unlock piece (202)
Connect, the other end and the middle part of the solution lock support (201) are hinged.
6. according to claim 5 quick and convenient and constitutionally stable tripper, it is characterised in that：The solution lock set
(2) further include the second unlock piece (204) and interlock unlock piece (205), the second unlock piece (204) hinge is arranged on the bearing
(1) on, the top for interlocking unlock piece (205) and first unlock piece (202) are hinged, lower part and second unlock piece
(204) hinged, the back side of the being unlocked by pressing part (3) is equipped with hinged convex block (301), the hinged convex block (301) respectively with institute
The lower hinge of the first unlock piece (202) and the second unlock piece (204) is stated, the bearing (1), which is equipped with, can make second solution
The resetting spring (206) that latch fitting (204) resets after being pressed by the being unlocked by pressing part (3).
7. according to claim 5 quick and convenient and constitutionally stable tripper, it is characterised in that：The solution lock support
(201) the spiral-lock groove (2a) buckled into lock bodies connecting portion is equipped with, is also hinged with to seal on the solution lock support (201)
The spiral-lock groove (2a) is blocked up to prevent clamping block (2b) that lock body connecting portion drops out, positioning is additionally provided with the clamping block (2b)
Block (2c).
8. according to claim 1 quick and convenient and constitutionally stable tripper, it is characterised in that：The bearing (1)
On be additionally provided with and be connected with it for the installation auxiliary device (5) for the door-plate for making it be adapted to different-thickness.
9. according to claim 1 quick and convenient and constitutionally stable tripper, it is characterised in that：The installation auxiliary
Device (5) includes auxiliary stand (501), and the auxiliary stand (501) is equipped with fore-set (502), and the fore-set (502) is equipped with
It can be moved along it pushing up the top piece installing (503) of dress distance to adjust, the end of the top piece installing (503) or the fore-set (502)
End is equipped with the latch-up structure (5a) that the bearing (1) can be supplied to be secured to connection.
10. fire exit door, including door-plate (6), the door-plate (6) is equipped with lock body (7) and can unlock the unlock dress of the lock body (7)
Put, it is characterised in that：The tripper is claim 1~9 any one of them is quick and convenient and constitutionally stable unlock
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711367571.9A CN107989488A (en) | 2017-12-18 | 2017-12-18 | Quick and convenient and constitutionally stable tripper and fire exit door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711367571.9A CN107989488A (en) | 2017-12-18 | 2017-12-18 | Quick and convenient and constitutionally stable tripper and fire exit door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107989488A true CN107989488A (en) | 2018-05-04 |
Family
ID=62038614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711367571.9A Pending CN107989488A (en) | 2017-12-18 | 2017-12-18 | Quick and convenient and constitutionally stable tripper and fire exit door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107989488A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09273345A (en) * | 1996-04-05 | 1997-10-21 | Japan Radio Co Ltd | Door lock mechanism |
| CN2916048Y (en) * | 2006-06-01 | 2007-06-27 | 沈阳远大铝业工程有限公司 | Emergency safety door lock device |
| CN2918667Y (en) * | 2006-06-27 | 2007-07-04 | 沈阳远大铝业工程有限公司 | Emergency door lock |
| CN200999497Y (en) * | 2006-12-30 | 2008-01-02 | 林振豊 | Aluminum door and window concealed handle |
| TWI293661B (en) * | 2006-11-03 | 2008-02-21 | ||
| CN201933894U (en) * | 2010-10-11 | 2011-08-17 | 一德金属工业股份有限公司 | External operating device of fireproof door lock |
| CN202202650U (en) * | 2011-07-06 | 2012-04-25 | 北京凯必盛自动门技术有限公司 | Safety lock of emergency door |
| CN206016439U (en) * | 2016-07-04 | 2017-03-15 | 余永庆 | A kind of door handle of pressing type pellet card control lockhole |
| CN107060597A (en) * | 2017-03-03 | 2017-08-18 | 深圳市艾特网能技术有限公司 | Can access door that promptly speed is opened |
| CN208024133U (en) * | 2017-12-18 | 2018-10-30 | 中山市万利园食品有限公司 | Fast, convenient and structurally stable unlocking device and fire door |
-
2017
- 2017-12-18 CN CN201711367571.9A patent/CN107989488A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09273345A (en) * | 1996-04-05 | 1997-10-21 | Japan Radio Co Ltd | Door lock mechanism |
| CN2916048Y (en) * | 2006-06-01 | 2007-06-27 | 沈阳远大铝业工程有限公司 | Emergency safety door lock device |
| CN2918667Y (en) * | 2006-06-27 | 2007-07-04 | 沈阳远大铝业工程有限公司 | Emergency door lock |
| TWI293661B (en) * | 2006-11-03 | 2008-02-21 | ||
| CN200999497Y (en) * | 2006-12-30 | 2008-01-02 | 林振豊 | Aluminum door and window concealed handle |
| CN201933894U (en) * | 2010-10-11 | 2011-08-17 | 一德金属工业股份有限公司 | External operating device of fireproof door lock |
| CN202202650U (en) * | 2011-07-06 | 2012-04-25 | 北京凯必盛自动门技术有限公司 | Safety lock of emergency door |
| CN206016439U (en) * | 2016-07-04 | 2017-03-15 | 余永庆 | A kind of door handle of pressing type pellet card control lockhole |
| CN107060597A (en) * | 2017-03-03 | 2017-08-18 | 深圳市艾特网能技术有限公司 | Can access door that promptly speed is opened |
| CN208024133U (en) * | 2017-12-18 | 2018-10-30 | 中山市万利园食品有限公司 | Fast, convenient and structurally stable unlocking device and fire door |
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