CN108625750A - A kind of full-automatic door closer for monitoring fire resistant doorsets - Google Patents
A kind of full-automatic door closer for monitoring fire resistant doorsets Download PDFInfo
- Publication number
- CN108625750A CN108625750A CN201810477875.9A CN201810477875A CN108625750A CN 108625750 A CN108625750 A CN 108625750A CN 201810477875 A CN201810477875 A CN 201810477875A CN 108625750 A CN108625750 A CN 108625750A
- Authority
- CN
- China
- Prior art keywords
- gear
- fire resistant
- resistant doorsets
- principal arm
- motor
- 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
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/16—Fireproof doors or similar closures; Adaptations of fixed constructions therefor
-
- 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
- E05F15/00—Power-operated mechanisms for wings
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/611—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings
- E05F15/614—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by meshing gear wheels, one of which being mounted at the wing pivot axis; operated by a motor acting directly on the wing pivot axis
-
- 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
- E05F15/00—Power-operated mechanisms for wings
- E05F15/70—Power-operated mechanisms for wings with automatic actuation
- E05F15/72—Power-operated mechanisms for wings with automatic actuation responsive to 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
- E05F3/00—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices
- E05F3/04—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices with liquid piston brakes
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Power-Operated Mechanisms For Wings (AREA)
- Special Wing (AREA)
Abstract
The invention discloses a kind of full-automatic door closers for monitoring fire resistant doorsets, including actuating arm and casing, the casing is fixed on doorframe, the actuating arm is fixed on door-plate, further includes motor, the fire resistant doorsets monitor below motor, gear-box, hydraulic door closing controller, principal arm mandrel and the principal arm mandrel brake being located in casing；The output shaft of the motor is meshed by motor gear with the gear wheel of stem gear in gear-box, the pinion gear of the stem gear is meshed with detachable transition gear, and the other side of the detachable transition gear is meshed with the motor enabling transmission gear among principal arm mandrel；Hydraulic door closing transmission gear positioned at principal arm mandrel upper end is meshed with the rack in hydraulic door closing monitor；Set type spragging gear positioned at principal arm mandrel lower end rotates with principal arm mandrel brake to be connect.Control module of the present invention is small, setting is convenient, integrated design and controllable fire resistant doorsets are closed and opened.
Description
Technical field
The present invention relates to fire-fighting equipment technical fields, more particularly, to a kind of full automatic opening-closing door for monitoring fire resistant doorsets
Device.
Background technology
Door closer is mounted in the hydraulic press of a spring-like on a head, it is mainly used for energy after door is opened
By being discharged after compression, door is shut automatically, is played the role of as single or double acting door, it is ensured that after door is opened, accurately, timely closed
Initial position is closed, to the ventilation in the sprawling and mansion to limit fire.Currently, door closer has been commonly utilized in safety
It is the general work of fire resistant doorsets in the prior art on door, antitheft door, door, bathroom door, backstairs, screen window and door, cabinet door and window
Make in normally off, but as the stream of people, the frequent public passage of logistics, normally closed fire resistant doorsets are inconvenient to use, and are easy to lead
The artificial damage or reduced service life for causing fire resistant doorsets generally install door closer open in usual, under normal circumstances in these places
In open state, personnel is facilitated to come in and go out, occurs to be automatically closed after fire, stop fire spread.
Door closer generally use fluid pressure type structure, apparent, the influence appearance that leaks outside, frequent oil leak, not enough environmental protection, stress do not conform to
Reason destroys doorframe and door leaf, cannot achieve automatic door opening or arbitrarily stops function, has the characteristics that inconvenient.
Prior art discloses Patent No.：A kind of fire resistant doorsets open in usual of CN207048627U, the patent are to pass through sense
Warm detector, smoke detector and audible-visual annunciator carry out the closing of control fire resistant doorsets, which can effectively control anti-
The closing of vent, but the component being arranged is more, complicated, of high cost, maintenance trouble, and fire resistant doorsets cannot be controlled
It automatically opens.
Invention content
In view of this, a kind of in view of the deficiencies of the prior art, it is an object of the present invention to provide control modules small, installation side
Just, cost is relatively low, functional stabilization is strong, it is compact-sized, fire resistant doorsets can be controlled close and open for monitoring fire resistant doorsets
Full-automatic door closer.
In order to achieve the above objectives, the present invention uses following technical scheme：
A kind of full-automatic door closer for monitoring fire resistant doorsets, including actuating arm and casing, the casing are fixed on doorframe,
The actuating arm is fixed on door-plate, further includes the motor being located in casing, fire resistant doorsets monitor, gear below motor
Case, hydraulic door closing controller, principal arm mandrel and principal arm mandrel brake；The output shaft of the motor passes through motor gear and gear
The gear wheel of stem gear is meshed in case, and the pinion gear of the stem gear and the side of detachable transition gear are mutually nibbled
It closes, the other side of the detachable transition gear is meshed with the motor enabling transmission gear among principal arm mandrel；Position
Hydraulic door closing transmission gear in principal arm mandrel upper end is meshed with the rack in hydraulic door closing monitor, the rack
One end is connected with brute spring, and the other end of the brute spring is fixedly connected with casing, and the rack passes through piston and liquid
The inner wall for pressing off door controller is slidably connected；Positioned at the principal arm mandrel under casing inner wall the set type spragging gear of shaft part with
Principal arm mandrel brake rotates connection, and the principal arm mandrel, which is located at one end outside casing and passes through mounting hole and fixed with actuating arm, to be connected
It connects, the control signal output of the fire resistant doorsets monitor is connected with motor switch controller.
Preferably, the motor is servo motor.
Preferably, the gear wheel of the stem gear is located at the top of pinion gear.
Preferably, hydraulic oil is full of in the hydraulic door closing controller.
Preferably, it is connected by sealing device between the principal arm mandrel and hydraulic door closing controller.
Preferably, the side of the set type spragging gear is equipped with positioning port.
Preferably, the outside of the principal arm mandrel brake is equipped with the cylinder to match with positioning port and brakes buckle.
Preferably, the principal arm mandrel brake is equipped with manual switch.
Preferably, the detachable transition gear is connect by bearing with the one end for adjusting connecting plate, and the adjusting connects
The other end of fishplate bar is fixed with electromagnet, and the middle part rotation for adjusting connecting plate is hinged on casing inner wall, positioned at can divide
From compression spring pedestal is provided on the adjusting connecting plate between formula transition gear and middle part hinge joint, the compression spring pedestal is fixedly mounted
On casing inner wall, with electromagnet close to casing inner wall on be provided with the metal derby adsorbed for electromagnet；The electromagnetism
The energization electromagnetic switch of iron is connect by control line with the control signal output of fire resistant doorsets monitor.
Preferably, the control signal input output end of the fire resistant doorsets monitor and feeder ear respectively with remote controller
It is connected with power supply.
The beneficial effects of the invention are as follows：It is additionally arranged gear-box, principal arm mandrel, principal arm mandrel are driven by motor driven gear
Fire resistant doorsets are driven, opening action is done；The detachable transition gear of separate structure is in by detachable transition gear and is closed
When closing with different conditions are detached, operation that fire resistant doorsets can just be opened and closed；The energized state of electromagnet can divide to control
Different conditions from formula transition gear；Principal arm mandrel brake controls principal arm when fire resistant doorsets open angle reaches predetermined angle
Mandrel stops at fixed position；Hydraulic door closing controller increases hydraulic door closing controller during fire resistant doorsets are opened
Pressure acts accumulation of energy for automatic door-closing, is conducive to the closing of fire resistant doorsets；Hydraulic oil plays the role of slowing down ball rebound velocity, and hydraulic pressure closes
Door controller is enclosed construction, avoids oil leak, environmental protection, beauty；Reasonable stress of the present invention extends the service life of fire resistant doorsets, makes
With property is strong, control module is small, setting is simple, at low cost, power consumption is small, unitary design, while there are automatic shutter fire resistant doorsets
Function can be set as needed any angle of fire resistant doorsets enabling.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram of gear-box；
Fig. 3 is the side view of gear-box；
Fig. 4 is the connection diagram of the present invention.
In figure：1 actuating arm, 2 electromagnet, 3 casings, 4 motors, 5 fire resistant doorsets monitors, 6 motor gears, 7 stem gears, 8
Gear wheel, 9 pinion gears, 10 detachable transition gears, 11 adjust connecting plate, 12 gear-boxes, 13 principal arm mandrels, 14 hydraulic door closings
Transmission gear, 15 motor enabling transmission gears, 16 sets of type spragging gears, 17 principal arm mandrel brakes, 18 hydraulic door closing controllers,
19 racks, 20 brute springs, 21 mounting holes, 22 compression spring pedestals.
Specific implementation mode
The invention will be further described with reference to the accompanying drawings and examples.
Embodiment
As shown in Figs 1-4, a kind of for monitoring the full-automatic door closers of fire resistant doorsets, including actuating arm 1, casing 3 and
Motor 4 in casing 3, the fire resistant doorsets monitor 5 positioned at 4 lower section of motor, gear-box 12, hydraulic door closing controller 18, master
Arm arbor 13 and principal arm mandrel brake 17；The output shaft of motor 4 passes through stem gear 7 in motor gear 6 and gear-box 12
Gear wheel 8 is meshed, and the pinion gear 9 of stem gear 7 is meshed with the side of detachable transition gear 10, detachable transition
The other side of gear 10 is meshed with the motor enabling transmission gear 15 among principal arm mandrel 13, detachable transition gear
10 are connect by bearing with the one end for adjusting connecting plate 11, and the other end for adjusting connecting plate 11 is fixed with electromagnet 2, adjusts connection
The middle part rotation of plate 11 is hinged on 3 inner wall of casing, in the tune between detachable transition gear 10 and middle part hinge joint
Section connecting plate 11 on be provided with compression spring pedestal 22, compression spring pedestal 22 is fixedly mounted on 3 inner wall of casing, with electromagnet 2 close to
Casing inner wall on be provided with the metal derby adsorbed for electromagnet 2；The energization electromagnetic switch of electromagnet 2 is by control line and prevents
The control signal output of vent monitor 5 connects；Hydraulic door closing transmission gear 14 and hydraulic pressure positioned at 13 upper end of principal arm mandrel
The rack 19 closed in a monitor 18 is meshed, and one end of rack 19 is connected with brute spring 20, brute spring 20 it is another
End is fixedly connected with casing 3, and rack 19 is slidably connected by the inner wall of piston and hydraulic door closing controller 18；Positioned at principal arm mandrel
The set type spragging gear 16 of 13 lower ends rotates with principal arm mandrel brake 17 to be connect；The side of set type spragging gear 16 is equipped with fixed
Position mouth, the outside of principal arm mandrel brake 17 are equipped with the cylinder to match with positioning port and brake buckle, and principal arm mandrel 13 is located at machine
One end outside shell 3 is fixedly connected by mounting hole 21 with actuating arm 1, and casing 3 is fixed on doorframe, and actuating arm 1 is fixed on door-plate
On, the control signal output of fire resistant doorsets monitor 5 is connected with motor switch controller, the control letter of fire resistant doorsets monitor 5
Number input/output terminal and feeder ear are connected with remote controller and power supply respectively.
Further, the motor 4 used is servo motor
Further, the gear wheel 8 of stem gear 7 is located at the top of pinion gear 9.
Further, hydraulic oil is full of in hydraulic door closing controller 18.
Further, mechanical seal is carried out between principal arm mandrel 13 and hydraulic door closing controller 18.
The present invention is further explained：
When fire resistant doorsets monitor 5, which controls fire resistant doorsets, to be opened, motor 4 is opened, the output shaft of motor 4 drives motor gear 6 to rotate,
Motor gear 6 drives detachable transition gear 10,10 driving motor enabling transmission gear 15 of detachable transition gear, in turn
Drive principal arm mandrel 13 toward the angle rotation opened, principal arm mandrel 13 drives actuating arm 1 to open fire resistant doorsets and reaches predeterminated position
When, motor 4 automatically powers off, while the cylinder braking buckle on principal arm mandrel brake 17 can block principal arm mandrel 13 automatically, main
Arm arbor brake 17 controls principal arm mandrel 13 and stops at fixed position, controls the electromagnet of detachable transition gear 10 at this time
2 are powered, and are attached together with metal derby, detachable transition gear 10 is made to be in closed state.Hydraulic door closing in the process
Controller 18 is pressurized, and accumulation of energy is acted for fireproof door automatic closing.
When fire resistant doorsets monitor 5, which controls fire resistant doorsets, closes, fire resistant doorsets monitor 5 powers off, on principal arm mandrel brake 17
Cylinder braking buckle can automatically spring open, hydraulic door closing controller 18 drives principal arm mandrel 13 toward the angle rotation closed, principal arm
Mandrel drives actuating arm to close fire resistant doorsets, and the electromagnet 2 for controlling detachable transition gear 10 powers off, in compression spring pedestal 22
Detachable transition gear 10 is set to be in discrete state under effect, under the action of hydraulic door closing 18 thrust of controller, fire resistant doorsets
It is automatically closed；Also the cylinder braking buckle on principal arm mandrel brake 17 can be flicked by force under the action of manual door closing force, it is real
The function of now closing the door manually.
Involved equipment component is conventional equipment element unless otherwise instructed in the embodiment above, involved
Structure setting mode, working method or control mode are set-up mode, the working method of this field routine unless otherwise instructed
Or control mode.
Finally illustrate, the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, this field is common
Other modifications or equivalent replacement that technical staff makes technical scheme of the present invention, without departing from technical solution of the present invention
Spirit and scope, be intended to be within the scope of the claims of the invention.
Claims (10)
1. a kind of full-automatic door closer for monitoring fire resistant doorsets, including actuating arm and casing, the casing are fixed on doorframe
On, the actuating arm is fixed on door-plate, it is characterised in that：Further include the motor being located in casing, anti-below motor
Vent monitor, gear-box, hydraulic door closing controller, principal arm mandrel and principal arm mandrel brake；The output shaft of the motor is logical
It crosses motor gear to be meshed with the gear wheel of stem gear in gear-box, the pinion gear of the stem gear and detachable transition
The side of gear is meshed, and the other side of the detachable transition gear is opened the door with the motor among principal arm mandrel and is driven
Gear is meshed；Hydraulic door closing transmission gear positioned at principal arm mandrel upper end is mutually nibbled with the rack in hydraulic door closing monitor
It closes, one end of the rack is connected with brute spring, and the other end of the brute spring is fixedly connected with casing, the rack
It is slidably connected by the inner wall of piston and hydraulic door closing controller；Positioned at the set of principal arm mandrel shaft part under casing inner wall
Type spragging gear rotates with principal arm mandrel brake and connect, the principal arm mandrel be located at one end outside casing by mounting hole with
Actuating arm is fixedly connected, and the control signal output of the fire resistant doorsets monitor is connected with motor switch controller.
2. the full-automatic door closer according to claim 1 for monitoring fire resistant doorsets, it is characterised in that：The motor is
Servo motor.
3. the full-automatic door closer according to claim 1 for monitoring fire resistant doorsets, it is characterised in that：The connecting shaft tooth
The gear wheel of wheel is located at the top of pinion gear.
4. the full-automatic door closer according to claim 1 for monitoring fire resistant doorsets, it is characterised in that：The hydraulic pressure closes
Hydraulic oil is full of in door controller.
5. the full-automatic door closer according to claim 1 for monitoring fire resistant doorsets, it is characterised in that：The principal arm heart
It is connected by sealing device between axis and hydraulic door closing controller.
6. the full-automatic door closer according to claim 1 for monitoring fire resistant doorsets, it is characterised in that：The set type system
The side of moving gear is equipped with positioning port.
7. the full-automatic door closer according to claim 1 for monitoring fire resistant doorsets, it is characterised in that：The principal arm heart
The outside of shaft brake is equipped with the cylinder to match with positioning port and brakes buckle.
8. the full-automatic door closer according to claim 1 for monitoring fire resistant doorsets, it is characterised in that：The principal arm heart
Shaft brake is equipped with manual switch.
9. the full-automatic door closer according to claim 1 for monitoring fire resistant doorsets, it is characterised in that：It is described separable
Formula transition gear is connect by bearing with the one end for adjusting connecting plate, and the other end for adjusting connecting plate is fixed with electromagnet,
The middle part rotation for adjusting connecting plate is hinged on casing inner wall, positioned at detachable transition gear and middle part hinge joint it
Between adjusting connecting plate on be provided with compression spring pedestal, the compression spring pedestal is fixedly mounted on casing inner wall, is pasted with electromagnet
The metal derby adsorbed for electromagnet is provided on close casing inner wall；The energization electromagnetic switch of the electromagnet passes through control line
It is connect with the control signal output of fire resistant doorsets monitor.
10. the full-automatic door closer according to claim 1 for monitoring fire resistant doorsets, it is characterised in that：The fire prevention
The control signal input output end and feeder ear of door monitor are connected with remote controller and power supply respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810477875.9A CN108625750B (en) | 2018-05-18 | 2018-05-18 | Full-automatic door opening and closing device for monitoring fireproof door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810477875.9A CN108625750B (en) | 2018-05-18 | 2018-05-18 | Full-automatic door opening and closing device for monitoring fireproof door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108625750A true CN108625750A (en) | 2018-10-09 |
| CN108625750B CN108625750B (en) | 2023-06-27 |
Family
ID=63693704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810477875.9A Active CN108625750B (en) | 2018-05-18 | 2018-05-18 | Full-automatic door opening and closing device for monitoring fireproof door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108625750B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110295811A (en) * | 2019-08-14 | 2019-10-01 | 深圳市中天明消防科技有限公司 | Temperature control wind brace mechanism |
| CN113668975A (en) * | 2021-08-25 | 2021-11-19 | 中车长春轨道客车股份有限公司 | End door driving mechanism of railway vehicle |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0004677A1 (en) * | 1978-04-11 | 1979-10-17 | GTE Gesellschaft für Technische Entwicklung AG | Device for the sealing and shutting of fire-proof closures |
| DE3638208A1 (en) * | 1986-11-08 | 1988-05-11 | Bks Gmbh | Overhead door closer with stop device |
| DE19526060A1 (en) * | 1995-07-17 | 1997-01-23 | Geze Gmbh & Co | Door closer with force-transmitting linkage |
| KR20060079933A (en) * | 2005-01-04 | 2006-07-07 | 민덕기 | Door fixing device |
| WO2006096142A2 (en) * | 2005-03-07 | 2006-09-14 | Doorson D.O.O. | Automatic fire door |
| WO2010062025A1 (en) * | 2008-11-27 | 2010-06-03 | Moon Hong Sik | Separate-type fire door closing apparatus for a door check |
| EP2206867A2 (en) * | 2009-01-09 | 2010-07-14 | DORMA GmbH + Co. KG | Door actuator for actuating a door leaf |
| CN201771384U (en) * | 2010-02-02 | 2011-03-23 | 肖贻勇 | Multifunctional automatic door-closing releaser of fireproof door |
| KR20120043321A (en) * | 2010-10-26 | 2012-05-04 | 양재윤 | Closing force assistant device for door closer |
| KR20120091574A (en) * | 2011-02-09 | 2012-08-20 | 김기환 | Door-closer for prevention of fire |
| JP2013151818A (en) * | 2012-01-25 | 2013-08-08 | Lixil Corp | Door closer and door panel |
| CN105683474A (en) * | 2013-10-18 | 2016-06-15 | 美国耶鲁安全公司 | Apparatus for providing constant torque output from a door closer or operator |
| CN205876010U (en) * | 2016-07-27 | 2017-01-11 | 梁林坤 | Linkage open in usual prevents that fire door closes door gear |
| CN106522721A (en) * | 2016-08-30 | 2017-03-22 | 瓯宝安防科技股份有限公司 | Fireproof door closing device |
| CN106869724A (en) * | 2017-03-27 | 2017-06-20 | 浙江省现代建筑设计研究院有限公司 | A kind of Intelligent Measurement from put out a fire formula fire resistant doorsets |
| CN206707493U (en) * | 2017-04-14 | 2017-12-05 | 肇庆市裕兴门控有限公司 | Hidden type hydraulic fire-proof door closer |
| CN208220565U (en) * | 2018-05-18 | 2018-12-11 | 郑州金特莱电子有限公司 | It is a kind of for monitoring the full-automatic door closer of fire resistant doorsets |
-
2018
- 2018-05-18 CN CN201810477875.9A patent/CN108625750B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0004677A1 (en) * | 1978-04-11 | 1979-10-17 | GTE Gesellschaft für Technische Entwicklung AG | Device for the sealing and shutting of fire-proof closures |
| DE3638208A1 (en) * | 1986-11-08 | 1988-05-11 | Bks Gmbh | Overhead door closer with stop device |
| DE19526060A1 (en) * | 1995-07-17 | 1997-01-23 | Geze Gmbh & Co | Door closer with force-transmitting linkage |
| KR20060079933A (en) * | 2005-01-04 | 2006-07-07 | 민덕기 | Door fixing device |
| WO2006096142A2 (en) * | 2005-03-07 | 2006-09-14 | Doorson D.O.O. | Automatic fire door |
| WO2010062025A1 (en) * | 2008-11-27 | 2010-06-03 | Moon Hong Sik | Separate-type fire door closing apparatus for a door check |
| EP2206867A2 (en) * | 2009-01-09 | 2010-07-14 | DORMA GmbH + Co. KG | Door actuator for actuating a door leaf |
| CN201771384U (en) * | 2010-02-02 | 2011-03-23 | 肖贻勇 | Multifunctional automatic door-closing releaser of fireproof door |
| KR20120043321A (en) * | 2010-10-26 | 2012-05-04 | 양재윤 | Closing force assistant device for door closer |
| KR20120091574A (en) * | 2011-02-09 | 2012-08-20 | 김기환 | Door-closer for prevention of fire |
| JP2013151818A (en) * | 2012-01-25 | 2013-08-08 | Lixil Corp | Door closer and door panel |
| CN105683474A (en) * | 2013-10-18 | 2016-06-15 | 美国耶鲁安全公司 | Apparatus for providing constant torque output from a door closer or operator |
| CN205876010U (en) * | 2016-07-27 | 2017-01-11 | 梁林坤 | Linkage open in usual prevents that fire door closes door gear |
| CN106522721A (en) * | 2016-08-30 | 2017-03-22 | 瓯宝安防科技股份有限公司 | Fireproof door closing device |
| CN106869724A (en) * | 2017-03-27 | 2017-06-20 | 浙江省现代建筑设计研究院有限公司 | A kind of Intelligent Measurement from put out a fire formula fire resistant doorsets |
| CN206707493U (en) * | 2017-04-14 | 2017-12-05 | 肇庆市裕兴门控有限公司 | Hidden type hydraulic fire-proof door closer |
| CN208220565U (en) * | 2018-05-18 | 2018-12-11 | 郑州金特莱电子有限公司 | It is a kind of for monitoring the full-automatic door closer of fire resistant doorsets |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110295811A (en) * | 2019-08-14 | 2019-10-01 | 深圳市中天明消防科技有限公司 | Temperature control wind brace mechanism |
| CN110295811B (en) * | 2019-08-14 | 2024-01-30 | 深圳市中天明消防科技有限公司 | Temperature control wind bracing mechanism |
| CN113668975A (en) * | 2021-08-25 | 2021-11-19 | 中车长春轨道客车股份有限公司 | End door driving mechanism of railway vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108625750B (en) | 2023-06-27 |
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