CN109441271A - A kind of temperature control closing device - Google Patents
A kind of temperature control closing device Download PDFInfo
- Publication number
- CN109441271A CN109441271A CN201811135883.1A CN201811135883A CN109441271A CN 109441271 A CN109441271 A CN 109441271A CN 201811135883 A CN201811135883 A CN 201811135883A CN 109441271 A CN109441271 A CN 109441271A
- Authority
- CN
- China
- Prior art keywords
- rotating member
- bracket
- temperature control
- pull rod
- cursor
- 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.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
- E05F1/002—Closers or openers for wings, not otherwise provided for in this subclass controlled by automatically acting means
- E05F1/004—Closers or openers for wings, not otherwise provided for in this subclass controlled by automatically acting means by thermostats, rain, wind or noise
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
- E05F1/002—Closers or openers for wings, not otherwise provided for in this subclass controlled by automatically acting means
- E05F1/006—Closers or openers for wings, not otherwise provided for in this subclass controlled by automatically acting means by emergency conditions, e.g. fire
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
- E05F1/08—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings
- E05F1/10—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Application of doors, windows, wings or fittings thereof for buildings or parts thereof characterised by the type of wing
- E05Y2900/132—Doors
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Application of doors, windows, wings or fittings thereof for buildings or parts thereof characterised by the type of wing
- E05Y2900/148—Windows
Abstract
The invention discloses a kind of temperature control closing devices, are used for fire-proof doors and windows field, including pull rod；Rotating member, rotating member are equipped with the first cursor；Pivot, the pull rod and rotating member are installed on pivot, and damping structure is equipped between pull rod and rotating member；Rotating member driving mechanism can lock rotating member when fire generation is not detected；After detecting that fire occurs, rotating member can be driven to rotate and pass through the driving pull rod rotation of the first cursor.Door and window can be automatically closed in the present invention in the case of fire, meanwhile, structure is simple, compact, saves door and window space, and during routine use, and without overcoming the active force being automatically closed, opening and closing flexibility is good, easy to operate.
Description
Technical field
The present invention is used for fire-proof doors and windows field, more particularly to a kind of temperature control closing device.
Background technique
With the development of China's building trade, building doors and windows is more demanding for barrier flue gas, flame performance, for preventing
Heavy losses are caused when fire occurs.In order to better fire protecting performance, it is desirable that fire-proof doors and windows in the case of fire, have
The function that can be automatically closed.Meanwhile in order to facilitate routine use, also require fire window can be flexible during routine use
Switch.
But in the prior art, in order to realize the function that can be automatically closed, need the setting structure on fire-proof doors and windows multiple
It is big to occupy door and window space, and needs to overcome the active force being automatically closed during routine use for miscellaneous self closing device,
It is poor to open and close flexibility, it is inconvenient.
Summary of the invention
The purpose of the present invention is to provide a kind of temperature control closing devices, and door and window can be automatically closed in the case of fire,
Meanwhile structure is simple, compact, saves door and window space, and opening and closing flexibility is good during routine use, it is easy to operate.
The technical solution adopted by the present invention to solve the technical problems is: a kind of temperature control closing device, including
Pull rod；
Rotating member, rotating member are equipped with the first cursor；
Pivot, the pull rod and rotating member are installed on pivot, and damping structure is equipped between pull rod and rotating member；
Rotating member driving mechanism can lock rotating member when fire generation is not detected；Detecting fire
Afterwards, rotating member can be driven to rotate and passes through the driving pull rod rotation of the first cursor.
It is further used as the improvement of technical solution of the present invention, and rotating member is equipped with the second cursor, rotating member driving mechanism
Include:
Fixed bracket；
Motion bracket；
Connecting rod, front end are connect with motion bracket, and rear end and the second cursor are hinged；
Warming glass marble is mounted between fixed bracket and motion bracket；
Elastomeric element is capable of providing the active force for keeping motion bracket close to fixed bracket；
Before warming glass ball fractured, connecting rod locks rotating member under the action of warming glass marble and elastomeric element；Warming
After glass ball fractured, connecting rod drives rotating member to rotate and passes through the first cursor driving pull rod under the action of elastomeric element to be turned
It is dynamic.
It is further used as the improvement of technical solution of the present invention, and the elastomeric element includes compressed spring, the motion bracket,
Fixed bracket and compressed spring are set gradually along connecting rod direction, and the front end of compressed spring is connect with fixed bracket, rear end and connecting rod
Connection.
It is further used as the improvement of technical solution of the present invention, further includes spring piston and transmission arm, and spring piston is located at company
The rear end of bar, one end of transmission arm and spring piston are hinged, and the other end is connect with the second cursor by shaft.
It is further used as the improvement of technical solution of the present invention, and the second cursor is equipped with driving idler wheel, and warming glass marble is broken
After splitting, connecting rod pushing tow under the action of elastomeric element drives idler wheel to drive rotating member to rotate.
It is further used as the improvement of technical solution of the present invention, and the fixed bracket is equipped with bourdon tube, compressed spring front end
It is mounted in bourdon tube, rear end resists spring piston, and rod rear end is connect after passing through compressed spring with spring piston.
It is further used as the improvement of technical solution of the present invention, and the transmission arm has and can cooperate with pivot or rotating member
Limiting slot.
It is further used as the improvement of technical solution of the present invention, further includes the first mounting bracket and the second mounting bracket, and first
Mounting bracket and the second mounting bracket are equipped with mounting hole, and the fixed branch is erected in the first mounting bracket, the pivot and
Spring piston is located in the second mounting bracket, and spring piston can be moved along the second mounting bracket.
It is further used as the improvement of technical solution of the present invention, the pivot connection seat board, and is mounted on by the seat board
In second mounting bracket.
It is further used as the improvement of technical solution of the present invention, and the pull rod, which is equipped with, to match with what the first cursor cooperated
Slot is closed, the damping structure includes damping mat.
It is further used as the improvement of technical solution of the present invention, and the warming glass marble is at least arranged two, warming glass marble
It is evenly distributed on around connecting rod.
Beneficial effects of the present invention: the present invention using multiple mounting modes in use, can be mounted on door or window, example
Such as, it being pivotally mounted on doorframe or window frame, the other end of pull rod is connect with door leaf or sash, when normal use, door leaf or sash
Can be with freely openable, and positioning is realized under the action of pull rod；When a fire, rotating member driving mechanism can drive rotation
Part rotates and passes through the driving pull rod rotation of the first cursor, and pull rod further drives door leaf or rotation, and realization is automatically closed
Function.
Door and window can be automatically closed in the present invention in the case of fire, meanwhile, structure is simple, compact, door and window space is saved, and
And during routine use, without overcoming the active force being automatically closed, opening and closing flexibility is good, easy to operate.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings:
Fig. 1 is warming glass ball fractured pre-structure schematic diagram of the embodiment of the present invention；
Fig. 2 is structural schematic diagram after warming glass ball fractured of the embodiment of the present invention.
Specific embodiment
This part will be described in specific embodiments of the present invention, and the preferred embodiments of the invention is shown in the accompanying drawings, attached
The effect of figure be with figure remark additionally book word segment description, enable a person to intuitively, visually understand of the invention
Each technical characteristic and overall technical architecture, but it should not be understood as limiting the scope of the invention.
It is with Fig. 1 when if there is being described to direction (up, down, left, right, before and after, clockwise, counterclockwise) in the present invention
Shown in structure be with reference to description, but it is merely for convenience of description technical solution of the present invention, rather than indication or suggestion institute
The technical characteristic of finger must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the present invention
Limitation.
In the present invention, " several " are meant that one or more, " being greater than ", " small the meaning of " plurality " is two or more
In ", " being more than " etc. be interpreted as not including this number；" more than ", " following ", " within " etc. be interpreted as including this number.Of the invention
In description, if there is being described to " first ", " second " be only used for for the purpose of distinguishing technical characteristic, and should not be understood as instruction or dark
Show relative importance or implicitly indicates the quantity of indicated technical characteristic or implicitly indicate indicated technical characteristic
Precedence relationship.
In the present invention, unless otherwise restricted clearly, the words such as " setting ", " installation ", " connection " be shall be understood in a broad sense, example
Such as, it can be directly connected, it can also be indirectly connected through an intermediary；It may be a fixed connection, be also possible to detachably connect
It connects, can also be integrated molding；It can be mechanical connection, be also possible to be electrically connected or can communicate with each other；It can be two members
The interaction relationship of connection or two elements inside part.Skilled artisan can be with the tool of combination technology scheme
Hold in vivo and rationally determines the concrete meaning of above-mentioned word in the present invention.
The present invention provides a kind of temperature control closing devices, including
Pull rod 1；
Rotating member 2, rotating member 2 are equipped with the first cursor 21；
Pivot 3, the pull rod 1 and rotating member 2 are installed on pivot 3, and damping knot is equipped between pull rod 1 and rotating member 2
Structure, damping structure can be using damping area, damping mats etc.；
Rotating member driving mechanism can lock rotating member 2 when fire generation is not detected；Detecting fire hair
After life, rotating member 2 can be driven to rotate and drive pull rod 1 to rotate by the first cursor 21.
The present invention using multiple mounting modes in use, can be mounted on door or window, for example, pivot 3 is mounted on doorframe
Or on window frame, the other end of pull rod 1 is connect with door leaf or sash, and when normal use, door leaf or sash can be with freely openables, activity
Angle is any angle of door leaf or sash activity space, and positioning, wind resistance are realized under the action of pull rod 1 and damping structure
Power；When a fire, rotating member driving mechanism can drive rotating member 2 to rotate clockwise and drive by the first cursor 21
Pull rod 1 rotates clockwise, and pull rod 1 further drives door leaf or rotation, realizes automatic closing function.
Certainly following mounting means can also be used, pivot 3 is mounted on door leaf or sash, the other end and door of pull rod 1
Frame or window frame connection, when normal use, door leaf or sash can be door leaf or sash activity space with freely openable, activity point of view
Any angle, and positioning, wind resistance power are realized under the action of pull rod 1 and damping structure；When a fire, rotating member driving machine
Structure can drive rotating member 2 to rotate clockwise and drive pull rod 1 to rotate clockwise by the first cursor 21, and pull rod 1 is further
Door leaf or rotation are driven, realizes automatic closing function.
Door and window can be automatically closed in the present invention in the case of fire, meanwhile, structure is simple, compact, door and window space is saved, and
And during routine use, without overcoming the active force being automatically closed, opening and closing flexibility is good, easy to operate.
Rotating member driving mechanism can be used temperature sensor, control unit and driving part structure type realize for
Locking, the driving of rotating member 2, preferably, rotating member 2 is equipped with the second cursor 22, rotating member driving mechanism includes:
Fixed bracket 41；
Motion bracket 42；
Connecting rod 43, front end are connect with motion bracket 42, and rear end and the second cursor 22 are hinged；
Warming glass marble 44 is mounted between fixed bracket 41 and motion bracket 42, and warming glass marble 44 can occur
It is ruptured after fire, realizes the detection of fire hazard environment；
Elastomeric element 45 is capable of providing the active force for keeping motion bracket 42 close to fixed bracket 41；Warming glass marble 44
Before rupture, connecting rod 43 locks rotating member 2 under the action of warming glass marble 44 and elastomeric element 45；Warming glass marble 44 ruptures
Afterwards, connecting rod 43 drives rotating member 2 to rotate under the action of elastomeric element 45 and drives pull rod 1 to rotate by the first cursor 21.
In certain embodiments, the elastomeric element 45 includes compressed spring, the motion bracket 42, fixed 41 and of bracket
Compressed spring is set gradually along 43 direction of connecting rod, and the front end of compressed spring is connect with fixed bracket 41, and rear end is connect with connecting rod 43.
When fire generation is not detected, 44 structural integrity of warming glass marble is supported between motion bracket 42, fixed bracket 41, even
Bar 43 holds forward rotating member 2 under the action of compressed spring, and rotating member 2 is locked, and pull rod 1 can be rotated with around the pivot 3, door and window
Fan can open or close freely；After detecting that fire occurs, warming glass marble 44 ruptures, and motion bracket 42 is in compressed spring
Under the action of moved to fixed bracket 41, therebetween, connecting rod 43 moves backward together with motion bracket 42, to drive rotating member 2
It rotates and passes through the first cursor 21 driving pull rod 1 and rotate, pull rod 1 further drives door leaf or rotation, realizes automatic close
Close function.
In certain embodiments, the elastomeric element 45 includes compressed spring, the fixed bracket 41,42 and of motion bracket
Compressed spring is set gradually along 43 direction of connecting rod, and the front end of compressed spring is connect with motion bracket 42.Fire hair is being not detected
When raw, 44 structural integrity of warming glass marble is supported between motion bracket 42, fixed bracket 41, and connecting rod 43 is in compressed spring
Rotating member 2 is held under effect forward, rotating member 2 is locked, pull rod 1 can be rotated with around the pivot 3, door and window fan can freely open or
It closes；After detecting that fire occurs, warming glass marble 44 ruptures, and motion bracket 42 is under the action of compressed spring to fixed branch
Frame 41 moves, and therebetween, connecting rod 43 moves backward together with motion bracket 42, so that rotating member 2 be driven to rotate and by first turn
Swing arm 21 drives pull rod 1 to rotate, and pull rod 1 further drives door leaf or rotation, realizes automatic closing function.
In certain embodiments, the elastomeric element 45 includes extension spring, the front end of extension spring and motion bracket 42
Connection, rear end is connect with connecting rod 43.When fire generation is not detected, 44 structural integrity of warming glass marble is supported on movement branch
Between frame 42, fixed bracket 41, connecting rod 43 holds forward rotating member 2 under the action of extension spring, and rotating member 2 is locked, and draws
Bar 1 can be rotated with around the pivot 3, and door and window fan can open or close freely；After detecting that fire occurs, warming glass marble 44 is broken
Split, motion bracket 42 moves under the action of extension spring to fixed bracket 41, therebetween, connecting rod 43 and motion bracket 42 together to
After move, thus drive rotating member 2 rotate and by the first cursor 21 drive pull rod 1 rotate, pull rod 1 further driving door leaf
Or rotation, realize automatic closing function.
It in certain embodiments, further include spring piston 46 and transmission arm 47, spring piston 46 is located at the rear end of connecting rod 43,
One end of transmission arm 47 and spring piston 46 are hinged, and the other end is connect with the second cursor 22 by shaft 23.Wherein, shaft 23
Positioned at the hinge joint of 47 front end of transmission arm and the side of 3 line of pivot, avoid dead point collinearly occur.
In certain embodiments, in order to increase the arm of force that connecting rod 43 drives rotating member, connection is opened up on the second cursor 22
The waist type groove/opening of shaft 23, the second cursor 22, which is equipped with, drives idler wheel 24, and before warming glass ball fractured, shaft 23 is located at waist
The front end of type groove/opening, after warming glass ball fractured, under the action of elastomeric element, connecting rod 47 drives shaft 23 to waist type groove/opening
Rear end motion, thus make 47 pushing tow of connecting rod driving idler wheel 24 and drive rotating member 2 rotate.
In certain embodiments, compressed spring, the fixed bracket 41 are equipped with bourdon tube 48, compression in order to facilitate the installation of
Spring at front end is mounted in bourdon tube 48, and rear end resists spring piston 46, and 43 rear end of connecting rod is lived after passing through compressed spring with spring
46 connection of plug.
In certain embodiments, in order to enable rotating member 2 to rotate bigger angle, to realize the closing of door and window fan, institute
Stating transmission arm 47 has the limiting slot that can cooperate with pivot 3 or rotating member 2, and bending or removal some materials can be used in limiting slot
Etc. modes formed.
It in certain embodiments, further include the first mounting bracket 51 and the second mounting bracket 52,51 He of the first mounting bracket
Second mounting bracket 52 can be integral structure or separate structure, be used for peace of the whole device on sash or door and window fan
Dress, can be installed in the Europe superscript slot of sash or door and window sectional, set in the first mounting bracket 51 and the second mounting bracket 52
There is mounting hole, the fixed bracket 41 is located in the first mounting bracket 51, and the pivot 3 and spring piston 46 are located at the second installation
On bracket 52, and spring piston 46 can be moved along the second mounting bracket 52.
In certain embodiments, 3 connecting base plate 53 of pivot, and the second mounting bracket is mounted on by the seat board 53
On 52, to guarantee total intensity with higher.
In certain embodiments, the pull rod 1 is equipped with the mating groove that can cooperate with the first cursor 21, rotating member 2
When rotating clockwise, the first cursor 21 cooperates with mating groove, so that pull rod 1 be driven to rotate.
In certain embodiments, the damping structure includes damping mat.
One or more can be set in warming glass marble 44, and in certain embodiments, the warming glass marble 44 is at least set
Two are set, warming glass marble 44 is evenly distributed on around connecting rod 43.
Certainly, the invention is not limited to above embodiment, and those skilled in the art are without prejudice to originally
Equivalent deformation or replacement can be also made under the premise of spirit, these equivalent variation or replacement are all contained in the application right
It is required that in limited range.
Claims (10)
1. a kind of temperature control closing device, it is characterised in that: including
Pull rod；
Rotating member, rotating member are equipped with the first cursor；
Pivot, the pull rod and rotating member are installed on pivot, and damping structure is equipped between pull rod and rotating member；
Rotating member driving mechanism can lock rotating member when fire generation is not detected；After detecting that fire occurs,
Rotating member can be driven to rotate and pass through the driving pull rod rotation of the first cursor.
2. temperature control closing device according to claim 1, it is characterised in that: rotating member is equipped with the second cursor, rotation
Part driving mechanism includes:
Fixed bracket；
Motion bracket；
Connecting rod, front end are connect with motion bracket, and rear end and the second cursor are hinged；
Warming glass marble is mounted between fixed bracket and motion bracket；
Elastomeric element is capable of providing the active force for keeping motion bracket close to fixed bracket；Before warming glass ball fractured, connecting rod exists
Rotating member is locked under the action of warming glass marble and elastomeric element；After warming glass ball fractured, work of the connecting rod in elastomeric element
It is rotated with lower driving rotating member and passes through the driving pull rod rotation of the first cursor.
3. temperature control closing device according to claim 2, it is characterised in that: the elastomeric element includes compressed spring, institute
Motion bracket, fixed bracket and compressed spring to be stated to set gradually along connecting rod direction, the front end of compressed spring is connect with fixed bracket,
Rear end is connect with connecting rod.
4. temperature control closing device according to claim 3, it is characterised in that: further include spring piston and transmission arm, spring
Piston is located at the rear end of connecting rod, and one end of transmission arm and spring piston are hinged, and the other end is connect with the second cursor by shaft.
5. temperature control closing device according to claim 4, it is characterised in that: the second cursor is equipped with driving idler wheel, temperature
After feeling glass ball fractured, connecting rod pushing tow under the action of elastomeric element drives idler wheel to drive rotating member to rotate.
6. temperature control closing device according to claim 4, it is characterised in that: the fixed bracket is equipped with bourdon tube, pressure
Contracting spring at front end is mounted in bourdon tube, and rear end resists spring piston, and rod rear end connects after passing through compressed spring with spring piston
It connects.
7. temperature control closing device according to claim 4, it is characterised in that: the transmission arm have can with pivot or turn
The limiting slot of moving part cooperation.
8. temperature control closing device according to claim 4, it is characterised in that: further include the first mounting bracket and the second installation
Bracket, the first mounting bracket and the second mounting bracket are equipped with mounting hole, and the fixed branch is erected in the first mounting bracket, institute
It states pivot and spring piston is located in the second mounting bracket, and spring piston can be moved along the second mounting bracket.
9. temperature control closing device according to claim 1, it is characterised in that: the pull rod is equipped with can be with the first rotation
The mating groove of arm cooperation, the damping structure includes damping mat.
10. temperature control closing device according to claim 2, it is characterised in that: the warming glass marble is at least arranged two,
Warming glass marble is evenly distributed on around connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811135883.1A CN109441271B (en) | 2018-09-28 | 2018-09-28 | Temperature control closing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811135883.1A CN109441271B (en) | 2018-09-28 | 2018-09-28 | Temperature control closing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109441271A true CN109441271A (en) | 2019-03-08 |
| CN109441271B CN109441271B (en) | 2020-07-14 |
Family
ID=65545610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811135883.1A Active CN109441271B (en) | 2018-09-28 | 2018-09-28 | Temperature control closing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109441271B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0273346A2 (en) * | 1987-01-02 | 1988-07-06 | Yale Security Inc | Track-type door hold-open device |
| JPH10231656A (en) * | 1997-02-20 | 1998-09-02 | Nippon Door Check Mfg Corp | Two-stage stopping device for door |
| CN206829878U (en) * | 2017-06-02 | 2018-01-02 | 刘堃 | Fire window shutting window device |
| CN107605317A (en) * | 2017-09-30 | 2018-01-19 | 苏州市富尔达科技股份有限公司 | A kind of warming shutting window device |
| CN207553858U (en) * | 2017-12-01 | 2018-06-29 | 山西永兴盛和防火设备有限公司 | Window device is closed in a kind of temperature control of fire window |
| CN207583152U (en) * | 2017-11-07 | 2018-07-06 | 广州铸安机电设备有限公司 | Shutting window device |
| CN108301725A (en) * | 2018-03-27 | 2018-07-20 | 镇江市欧菱电气自动化系统设备有限公司 | A kind of intelligent electric door closer |
| CN207739903U (en) * | 2017-12-27 | 2018-08-17 | 广州赫福高活动隔音屏风制品有限公司 | A kind of top device capable of automatically sealing bottom applied in door body |
| CN209494388U (en) * | 2018-09-28 | 2019-10-15 | 广州铸安机电设备有限公司 | A kind of temperature control closing device |
-
2018
- 2018-09-28 CN CN201811135883.1A patent/CN109441271B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0273346A2 (en) * | 1987-01-02 | 1988-07-06 | Yale Security Inc | Track-type door hold-open device |
| JPH10231656A (en) * | 1997-02-20 | 1998-09-02 | Nippon Door Check Mfg Corp | Two-stage stopping device for door |
| CN206829878U (en) * | 2017-06-02 | 2018-01-02 | 刘堃 | Fire window shutting window device |
| CN107605317A (en) * | 2017-09-30 | 2018-01-19 | 苏州市富尔达科技股份有限公司 | A kind of warming shutting window device |
| CN207583152U (en) * | 2017-11-07 | 2018-07-06 | 广州铸安机电设备有限公司 | Shutting window device |
| CN207553858U (en) * | 2017-12-01 | 2018-06-29 | 山西永兴盛和防火设备有限公司 | Window device is closed in a kind of temperature control of fire window |
| CN207739903U (en) * | 2017-12-27 | 2018-08-17 | 广州赫福高活动隔音屏风制品有限公司 | A kind of top device capable of automatically sealing bottom applied in door body |
| CN108301725A (en) * | 2018-03-27 | 2018-07-20 | 镇江市欧菱电气自动化系统设备有限公司 | A kind of intelligent electric door closer |
| CN209494388U (en) * | 2018-09-28 | 2019-10-15 | 广州铸安机电设备有限公司 | A kind of temperature control closing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109441271B (en) | 2020-07-14 |
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