CN110230445A - One kind being used for fire-fighting fire-proof horizontally-opening windows and doors - Google Patents
One kind being used for fire-fighting fire-proof horizontally-opening windows and doors Download PDFInfo
- Publication number
- CN110230445A CN110230445A CN201910656185.4A CN201910656185A CN110230445A CN 110230445 A CN110230445 A CN 110230445A CN 201910656185 A CN201910656185 A CN 201910656185A CN 110230445 A CN110230445 A CN 110230445A
- Authority
- CN
- China
- Prior art keywords
- lock
- sliding block
- fire
- lock tongue
- kerve
- 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
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- 230000002265 prevention Effects 0.000 claims abstract description 14
- 230000000694 effects Effects 0.000 claims abstract description 9
- 230000001360 synchronised effect Effects 0.000 claims abstract description 6
- 238000003780 insertion Methods 0.000 abstract description 3
- 230000037431 insertion Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000837 restrainer Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C1/00—Fastening devices with bolts moving rectilinearly
- E05C1/08—Fastening devices with bolts moving rectilinearly with latching action
- E05C1/12—Fastening devices with bolts moving rectilinearly with latching action with operating handle or equivalent member moving otherwise than rigidly with the latch
- E05C1/16—Fastening devices with bolts moving rectilinearly with latching action with operating handle or equivalent member moving otherwise than rigidly with the latch the handle or member moving essentially in a plane substantially parallel to the wing or frame
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C17/00—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith
- E05C17/02—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means
- E05C17/04—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means with a movable bar or equivalent member extending between frame and wing
- E05C17/12—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means with a movable bar or equivalent member extending between frame and wing consisting of a single rod
- E05C17/20—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means with a movable bar or equivalent member extending between frame and wing consisting of a single rod sliding through a guide
- E05C17/22—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means with a movable bar or equivalent member extending between frame and wing consisting of a single rod sliding through a guide with braking, clamping or securing means in the guide
-
- 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
- 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
- E05F3/22—Additional arrangements for closers, e.g. for holding the wing in opened or other position
-
- 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
- E05Y2900/134—Fire 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 one kind to be used for fire-fighting fire-proof horizontally-opening windows and doors, including device is closed in position-limit mechanism, locking mechanism and fire prevention certainly；The position-limit mechanism includes the first kerve being set in door and window fan, locking device, interlocking lever, the first sliding block, connecting rod；First sliding block is slidably connected with the first kerve, while several level holes are provided on the first sliding block；The connecting rod two end is pivotally connected with the first sliding block and fire prevention from device is closed respectively；The locking device include be fixedly connected with lock box with the first kerve, the first lock tongue for being built in lock box, be fixedly connected with the first lock tongue and bolt that cooperate level hole and the first back-moving spring for driving the stretching synchronous with bolt of the first lock tongue；The interlocking lever is set between the first kerve and the first lock tongue, and the interlocking lever is formed with the guide part contradicted with the first lock tongue inclined-plane, and when the interlocking lever activity, the guide part guides the first lock tongue flexible to control the bolt insertion or exit level hole；The locking mechanism includes being installed on sash component that is in door and window fan and being installed on sash, wherein the door and window fan component includes guide groove and the lock that is slidably connected on the guide groove, and when the lock slides into locking site, the lock and sash component cooperate locking；The lock is connected with the drive rod for driving its sliding, while angled soft item is connected between the drive rod and interlocking lever.
Description
Technical field
The present invention relates to fire-proof doors and windows technical fields, more particularly to one kind to be used for fire-fighting fire-proof horizontally-opening windows and doors.
Background technique
Existing casement window window opening angle positioning, it is in the form of a single on the market substantially using spacer, sliding support etc..It is existing anti-
Fiery window makes the releasing having limit realize that sash closing function is by thermo-responsive original part temperature sensor, when temperature reaches NFA
Explosion or melt when the temperature of respective specified to release the state to a kind of stop of brace type of window, until making its fire window by moving
Power is automatically closed, this equipment series, reliability is low, has a single function.This product design structure is simple, easy to operate, can be real
Existing multi-angle positioning.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of structure novels, and multi-angle limit can be achieved at the same time
Position and fire prevention is self-closing is used for fire-fighting fire-proof horizontally-opening windows and doors.
In order to achieve the goal above, the technical scheme adopted by the invention is that:
One kind being used for fire-fighting fire-proof horizontally-opening windows and doors, including device is closed in position-limit mechanism, locking mechanism and fire prevention certainly；The position restrainer
Structure includes the first kerve being set in door and window fan, locking device, interlocking lever, the first sliding block, connecting rod；First sliding block and
One kerve is slidably connected, while several level holes are provided on the first sliding block；The connecting rod two end respectively with the first sliding block and
Fire prevention is pivotally connected from device is closed；The locking device includes for being fixedly connected with lock box with the first kerve, being built in lock box
One lock tongue, be fixedly connected with the first lock tongue and bolt that cooperate level hole and drive the stretching synchronous with bolt of the first lock tongue
First back-moving spring；The interlocking lever is set between the first kerve and the first lock tongue, and the interlocking lever is formed with and first
The guide part that lock tongue inclined-plane contradicts, when the interlocking lever activity, the guide part guides the first lock tongue flexible described in control
Bolt is inserted into or exits level hole；The locking mechanism includes being installed on door and window that is in door and window fan and being installed on sash
Frame component, wherein the door and window fan component includes guide groove and the lock that is slidably connected on the guide groove, when the lock
Seat slides into the lock and sash component when locking site and cooperates locking；The lock is connected with the transmission for driving its sliding
Bar, while angled soft item is connected between the drive rod and interlocking lever.
The beneficial effects of the present invention are: the interlocking lever of position-limit mechanism and the lock of locking mechanism can lead in the present invention
The drive for crossing drive rod carries out respective activity.Specifically, when door and window is opened, lock is driven sliding and sash group by drive rod
Part dislocation is to make door and window fan component and sash component unlock, while drive rod can pull the soft item of corner to drive interlocking lever
Make to move to corresponding direction, guide part is to the conflict event resolves of lock tongue, and lock tongue and bolt are under the action of reset spring
It stretches out, if level hole slides into bolt position with sliding block at this time, bolt insertion keeps the position of sliding block in level hole
In current state, so that door and window be made to be maintained at restriction angle.
When door and window fan is closed, lock is by drive rod drive reverse slide to locking site, while drive rod can pull and turn
The soft item in angle is to drive interlocking lever to make to corresponding counter motion, and when interlocking lever activity, guide part will push bolt retraction, this
When bolt can synchronous to out of the first sliding block level hole release cancel limit close door and window can smoothly, when door and window is complete
Lock and sash component cooperate locking after contract fully.
Further, the sash component includes box body, the second lock tongue and drives the second of the stretching of the second lock tongue to answer
Position spring；The lock is provided with the jam plate with second lock tongue cooperation lock.The present invention with the above structure, work as door and window
When frame component and lock cooperation locking, the second lock tongue can cooperate locking with jam plate.
Further, the fire prevention includes the second kerve for being set to sash, is slidably connected to the second bottom from device is closed
The second sliding block on slot, the positioning seat being fixedly connected with the second sliding block, locating plate, temperature-sensing element and the band being connect with positioning seat
Move the tension spring that second sliding block is slided along door and window closing direction；The lock with locating plate clamping is wherein provided on second kerve
Slot, the temperature-sensing element connection locating plate and positioning seat.The present invention with the above structure, when it meets with high temperature, temperature-sensitive member
Part, which can rupture, makes corresponding connection site fracture between locating plate and positioning seat, at this time locating plate and positioning seat disengaging or locating plate
It can be relatively rotated between positioning seat, the clamping event resolves between final locating plate and locked groove, work of second sliding block in tension spring
Automatically closing door and window is finally set to realize flameproof effect with lower slider.
Further, first slider end is formed with the inclined-plane for driving the bolt to shrink.The present invention uses above-mentioned knot
After structure, driving bolt to shrink evacuation sliding block using inclined-plane slip over sliding block can smoothly from the position of bolt up to bolt is inserted into
In its level hole.
Detailed description of the invention
Fig. 1 is schematic perspective view of the invention.
Fig. 2 is the schematic perspective view of position-limit mechanism and fire prevention of the invention from pass device.
Fig. 3 is the side sectional view of position-limit mechanism and fire prevention of the invention from pass device.
Fig. 4 is the stereogram exploded view of position-limit mechanism of the invention.
Fig. 5 is the side sectional view of locking device of the invention.
Fig. 6 is the schematic perspective view of locking mechanism of the invention.
Fig. 7 is the side sectional view of handle component of the invention.
Wherein, 1- position-limit mechanism, the first kerve of 11-, 12- locking device, 121- lock box, the first lock tongue of 122-, 123- are inserted
Pin, 124- first back-moving spring, 13- interlocking lever, 131- guide part, the first sliding block of 14-, 141- level hole, the soft item of 15- corner,
2- locking mechanism, 211- guide groove, 212- lock, 213- jam plate, 22- sash component, 221- box body, the second lock tongue of 222-, 3-
It prevents fires from pass device, the second kerve of 31-, the second sliding block of 32-, 33- positioning seat, 34- locating plate, 35- temperature-sensing element, 36- tension spring,
4- connecting rod, 5- drive rod, 6- handle component, 61- handle, 62- transmission gear, 63- driving rack, 64- connector.
Specific embodiment
First claimed technical solution of the invention is described in further detail with reference to the drawings and specific embodiments.
Referring to shown in Fig. 1 to Fig. 7, one of the present embodiment is used for fire-fighting fire-proof horizontally-opening windows and doors, including position-limit mechanism 1,
Device 3 is closed in locking mechanism 2 and fire prevention certainly.
The position-limit mechanism 1 includes that the first kerve 1, locking device 12, interlocking lever 13, first being set in door and window fan are slided
Block 14, connecting rod 4.First sliding block 14 is slidably connected with the first kerve 1, while several level holes are provided on the first sliding block 14
141；First sliding block 14 is end formed in the present embodiment the inclined-plane for driving the bolt 123 to shrink.4 liang of the connecting rod
End is pivotally connected with the first sliding block 14 and fire prevention from device 3 is closed respectively；The locking device 12 includes fixed with the first kerve 1
Connection lock box 121, be built in lock box 121 the first lock tongue 122, be fixedly connected with the first lock tongue 122 and cooperate level hole
141 bolt 123 and the first back-moving spring 124 for driving the stretching synchronous with bolt 123 of the first lock tongue 122；The interlocking lever
13 are set between the first kerve 1 and the first lock tongue 122, and the interlocking lever 13 is formed with and contradicts with 122 inclined-plane of the first lock tongue
Guide part 131, when the interlocking lever activity, the guide part 131 guides the first lock tongue 122 flexible to control the bolt
Level hole 141 is exited in 123 insertions；
The locking mechanism 2 includes the door and window fan component being installed in door and window fan and the sash component being installed on sash
22, wherein the door and window fan component includes guide groove 211 and the lock 212 that is slidably connected on the guide groove 211, work as institute
It states lock 212 and slides into the lock 212 and the cooperation locking of sash component 22 when locking site；The sash component 22 wraps
Include box body 221, the second lock tongue 222 and the second back-moving spring for driving the second lock tongue 222 to stretch out；The lock 212 is arranged
There is the jam plate 213 with second lock tongue 222 cooperation lock.
The fire prevention includes the second kerve 31 for being set to sash, is slidably connected to the second kerve 31 from device 3 is closed
On the second sliding block 32, be fixedly connected with the second sliding block 32 positioning seat 33, connect with positioning seat 33 locating plate 34, temperature-sensitive member
Part 35 and the tension spring 36 for driving second sliding block 32 to slide along door and window closing direction；Wherein it is provided on second kerve 31
The locked groove being clamped with locating plate 34, the temperature-sensing element 35 connect locating plate 34 and positioning seat 33.
The lock 212 is connected with the drive rod 5 for driving its sliding, while connecting between the drive rod 5 and interlocking lever 13
It is connected to the soft item 15 of corner.In the present embodiment, drive rod 5 connect with 61 component of handle and is driven by it.The wherein handle 61
Component include handle 61, the transmission gear 62 coaxially connected with handle 61, the driving rack 63 engaged with transmission gear 62 and
Connect the connector 64 of driving rack 63 and connecting rod.Adjusting block sliding can be driven by rotation handle 61, specifically work as handle
Overdue coaxially connected transmission gear 62 rotates and drives driving rack 63 mobile when 61 rotation, final to drive 5 activity of drive rod.
The principle of the present embodiment is as follows: in normal use state, can make lock tongue by operating interlocking lever 13 and insert
Pin 123 is stretched out or is shunk.Under general state, lock 212 is driven sliding with the dislocation of sash component 22 to make door by drive rod 5
Sash component and sash component 22 unlock, and the guide part 131 of simultaneous linkage bar 13 is separated with the inclined-plane of lock tongue, at this time lock tongue with
And bolt 123 can under the drive of reset spring automatic spring, when door and window open when, with its open angle change the first sliding block
14 can slide on the first kerve 1, wherein the inclined-plane of 14 end of the first sliding block and bolt 123 will drive the receipts of bolt 123 when contacting
Contracting the first sliding block 14 of evacuation, however bolt 123 can be in reset spring band after the position alignment of its level hole 141 and bolt 123
Dynamic lower stretch out is inserted into level hole 141, and the angle of performing fighting of door and window is made to keep current state.
When door and window fan is closed, when reverse operating interlocking lever 13, lock 212 is driven reverse slide to locking by drive rod 5
Site, while drive rod 5 can pull the soft item 15 of corner to drive interlocking lever 13 to make to corresponding counter motion, when interlocking lever 13
Guide part 131 will push bolt retraction when movable, and the meeting synchronous of bolt 123 is thus from the level hole of the first sliding block 14 at this time
Releasing to cancel limiting in 141 close door and window can smoothly, and lock 212 and the cooperation of sash component 22 are locked after door and window completely closes
It closes.
When it meets with 64 DEG C or more of high temperature, temperature-sensing element 35 can rupture make it is corresponding between locating plate 34 and positioning seat 33
Connection site fracture, at this time locating plate 34 and positioning seat 33 be detached from or locating plate 34 and positioning seat 33 between can relatively rotate,
Clamping event resolves between final locating plate 34 and locked groove, the second sliding block 32 slides under the action of tension spring 36 finally makes door and window
Realization flameproof effect is automatically closed.
The embodiment of the above is only presently preferred embodiments of the present invention, not does limit in any form to the present invention
System.Anyone skilled in the art, without departing from the scope of the technical proposal of the invention, all using the disclosure above
Technology contents more possible variations and retouching are made to technical solution of the present invention, or be revised as the equivalence enforcement of equivalent variations
Example.Therefore all contents without departing from technical solution of the present invention, equivalent equivalence changes, should all cover made by thinking according to the present invention
In in protection scope of the present invention.
Claims (4)
1. one kind is used for fire-fighting fire-proof horizontally-opening windows and doors, it is characterised in that: including position-limit mechanism (1), locking mechanism (2) and fire prevention
From pass device (3)；
The position-limit mechanism (1) includes the first kerve (1) being set in door and window fan, locking device (12), interlocking lever (13),
One sliding block (14), connecting rod (4)；First sliding block (14) is slidably connected with the first kerve (1), while on the first sliding block (14)
It is provided with several level holes (141)；Connecting rod (4) both ends are pivotally connected with the first sliding block (14) and fire prevention from device (3) are closed respectively；
The locking device (12) includes for being fixedly connected with lock box (121) with the first kerve (1), being built in lock box (121)
One lock tongue (122), be fixedly connected with the first lock tongue (122) and bolt (123) that cooperate level hole (141) and drive first
The first back-moving spring (124) of lock tongue (122) stretching synchronous with bolt (123)；The interlocking lever (13) is set to the first kerve
(1) between the first lock tongue (122), and the interlocking lever (13) is formed with the guide part contradicted with the first lock tongue (122) inclined-plane
(131), when the interlocking lever activity, guide part (131) guidance the first lock tongue (122) is flexible to control the bolt
(123) it is inserted into or exits level hole (141)；
The locking mechanism (2) includes the door and window fan component being installed in door and window fan and the sash group being installed on sash
Part (22), wherein the door and window fan component includes guide groove (211) and the lock that is slidably connected on the guide groove (211)
(212), when the lock (212) slides into locking site, the lock (212) and sash component (22) cooperate locking；
The lock (212) is connected with the drive rod (5) for driving its sliding, at the same the drive rod (5) and interlocking lever (13) it
Between connect angled soft item (15).
2. according to claim a kind is used for fire-fighting fire-proof horizontally-opening windows and doors, it is characterised in that: the sash component (22)
It include box body (221), the second lock tongue (222) and the second back-moving spring for driving the second lock tongue (222) to stretch out；The lock
(212) it is provided with the jam plate (213) with second lock tongue (222) cooperation lock.
3. according to claim a kind is used for fire-fighting fire-proof horizontally-opening windows and doors, it is characterised in that: device is closed in the fire prevention certainly
(3) include the second kerve (31) for being set to sash, the second sliding block (32) being slidably connected on the second kerve (31), with
Positioning seat (33) that second sliding block (32) is fixedly connected, the locating plate (34) being connect with positioning seat (33), temperature-sensing element (35) with
And the tension spring (36) for driving second sliding block (32) to slide along door and window closing direction；Wherein it is provided on second kerve (31)
With the locked groove of locating plate (34) clamping, temperature-sensing element (35) connection locating plate (34) and positioning seat (33).
4. according to claim a kind is used for fire-fighting fire-proof horizontally-opening windows and doors, it is characterised in that: the first sliding block (14) end
Portion is formed with the inclined-plane for driving the bolt (123) to shrink.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910656185.4A CN110230445B (en) | 2019-07-19 | Be used for fire control fire prevention vertical hinged door window |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910656185.4A CN110230445B (en) | 2019-07-19 | Be used for fire control fire prevention vertical hinged door window |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110230445A true CN110230445A (en) | 2019-09-13 |
| CN110230445B CN110230445B (en) | 2024-05-10 |
Family
ID=
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113738203A (en) * | 2021-09-28 | 2021-12-03 | 中铁第四勘察设计院集团有限公司 | Limiting device for emergency evacuation automatic door |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3638208A1 (en) * | 1986-11-08 | 1988-05-11 | Bks Gmbh | Overhead door closer with stop device |
| CN106050026A (en) * | 2016-05-26 | 2016-10-26 | 广东坚朗五金制品股份有限公司 | Diagonal draw bar assembly and inner flat open lower suspended sash window system provided with same |
| CN107152210A (en) * | 2017-07-11 | 2017-09-12 | 江苏源盛复合材料技术股份有限公司 | A kind of automatic closing system for fire window |
| CN108825016A (en) * | 2018-08-16 | 2018-11-16 | 广东合和建筑五金制品有限公司 | A kind of fire window Multi-angle limit mechanism |
| CN109505480A (en) * | 2018-12-29 | 2019-03-22 | 苏州市富尔达科技股份有限公司 | A kind of automatic warming shutting window device |
| CN109958359A (en) * | 2019-04-19 | 2019-07-02 | 苏州市富尔达科技股份有限公司 | A kind of fire prevention shutting window device |
| CN210768262U (en) * | 2019-07-19 | 2020-06-16 | 广东合和建筑五金制品有限公司 | Fire-fighting and fire-proof casement door and window |
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3638208A1 (en) * | 1986-11-08 | 1988-05-11 | Bks Gmbh | Overhead door closer with stop device |
| CN106050026A (en) * | 2016-05-26 | 2016-10-26 | 广东坚朗五金制品股份有限公司 | Diagonal draw bar assembly and inner flat open lower suspended sash window system provided with same |
| CN107152210A (en) * | 2017-07-11 | 2017-09-12 | 江苏源盛复合材料技术股份有限公司 | A kind of automatic closing system for fire window |
| CN108825016A (en) * | 2018-08-16 | 2018-11-16 | 广东合和建筑五金制品有限公司 | A kind of fire window Multi-angle limit mechanism |
| CN109505480A (en) * | 2018-12-29 | 2019-03-22 | 苏州市富尔达科技股份有限公司 | A kind of automatic warming shutting window device |
| CN109958359A (en) * | 2019-04-19 | 2019-07-02 | 苏州市富尔达科技股份有限公司 | A kind of fire prevention shutting window device |
| CN210768262U (en) * | 2019-07-19 | 2020-06-16 | 广东合和建筑五金制品有限公司 | Fire-fighting and fire-proof casement door and window |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113738203A (en) * | 2021-09-28 | 2021-12-03 | 中铁第四勘察设计院集团有限公司 | Limiting device for emergency evacuation automatic door |
| CN113738203B (en) * | 2021-09-28 | 2022-12-23 | 中铁第四勘察设计院集团有限公司 | Limiting device for emergency evacuation automatic door |
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