CN207212171U - A kind of fixing device of fire resistance rolling shutter door - Google Patents
A kind of fixing device of fire resistance rolling shutter door Download PDFInfo
- Publication number
- CN207212171U CN207212171U CN201721008723.1U CN201721008723U CN207212171U CN 207212171 U CN207212171 U CN 207212171U CN 201721008723 U CN201721008723 U CN 201721008723U CN 207212171 U CN207212171 U CN 207212171U
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- CN
- China
- Prior art keywords
- rolling shutter
- shutter door
- fire resistance
- locating part
- resistance rolling
- 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.)
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Abstract
The utility model discloses a kind of fixing device of fire resistance rolling shutter door, solve because fire resistance rolling shutter door usage time is long, easily there is the phenomenon being broken in steel wire rope in fire screen, fire resistance rolling shutter door can be slid, so as to injure human body by a crashing object, the problem of causing potential safety hazard, its drip irrigation device is to include doorframe, fire screen and the bottom girder for being fixed on fire screen bottom, the bottom girder length direction end is provided with fixing groove, the limit assembly for being plugged in fixing groove is provided with the doorframe, the limit assembly includes being opened in the slid chamber on doorframe top, bottom girder is limited to the drive mechanism on doorframe top by the locating part and driving locating part that are placed in doorframe, reach the effect for improving the stability that fire resistance rolling shutter door is placed in doorframe.
Description
Technical field
Fire resistance rolling shutter door field is the utility model is related to, more specifically, it relates to a kind of fixed dress of fire resistance rolling shutter door
Put.
Background technology
Fire resistance rolling shutter door is a kind of suitable for preventing fires at the larger hole of building, heat-insulated facility, and product is in design and installation
On serve certain working technology.Fire resistance rolling shutter door is widely used in industry and the fireproof partition area of civil buildings, can be effective
Ground prevents fire spreading, ensures the security of the lives and property, is indispensable fireproofing installation in modern architecture.It is typically mounted at inconvenience
The position separated using fire wall.Such as：Open wide the exhibition of elevator hall, escalator, the roomy business hall of department store, exhibition building
The larger position that can not use fire-proof doors and windows in hole in the Room and building.
Existing fire resistance rolling shutter door is wound in roller shutter box mostly, but because fire resistance rolling shutter door usage time is long,
Easily there is the phenomenon being broken in steel wire rope in fire screen, and can slide fire resistance rolling shutter door, injure human body by a crashing object, causes safety hidden
Suffer from.
Utility model content
The purpose of this utility model is to provide a kind of fixing device of fire resistance rolling shutter door, reaches raising fire resistance rolling shutter door and is placed in
The effect of stability at the top of doorframe.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of fire resistance rolling shutter door
Fixing device, including doorframe, fire screen and the bottom girder for being fixed on fire screen bottom, the bottom girder length direction end are provided with solid
Determine groove, the limit assembly for being plugged in fixing groove is provided with the doorframe, the limit assembly includes being opened in the cunning on doorframe top
Move the drive mechanism that bottom girder is limited to doorframe top by chamber, the locating part being placed in doorframe and driving locating part.
The limit assembly set using above-mentioned technical proposal, doorframe upper end, is rotated and is driven by driver drive gear
Spur rack moves horizontally, and spur rack promotes locating part insertion fixing groove, so that fire screen is firmly fixed to the upper end of doorframe,
Help to prevent from winding in curtain to fall down after steel wire fracture, injure human body.
Further, the locating part includes the storage tank for being opened in slid chamber, the baffle plate being arranged in storage tank, the gear
Plate is connected to the both sides of locating part, and the locating part is arranged with elastic component, and the elastic component elasticity contacts at baffle plate and storage tank
Between face away from bottom girder.
Using above-mentioned technical proposal, during locating part sliding departs from fixing groove, baffle plate extruding elastic component, elastic component can be made
Deform upon, after half gear departs from spur rack, pull the power of locating part to disappear, promoted under the elastic reaction of elastic component spacing
Part inserts fixing groove, realizes fixation of the locating part to fire screen.
Further, the one end of the slid chamber away from fixing groove is communicated with containing tank, and the drive mechanism is placed in containing tank
It is interior.
Using above-mentioned technical proposal, by setting containing tank, there is provided the space of drive mechanism operating, contribute to drive mechanism
Drive locating part implementation.
Further, the drive mechanism include be connected to locating part spur rack, be engaged in spur rack half gear and
It is interspersed in the central shaft of half gear home position.
Using above-mentioned technical proposal, central shaft is fixedly connected on by half gear, driver driving central shaft rotation can be achieved
Turn, realize half gear drive and pull spur rack to move horizontally, realize that locating part departs from or inserted fixing groove, realize that fire screen exists
Slid in doorframe or further fix fire screen.
Further, one end of the central shaft is plugged in containing tank.
Using above-mentioned technical proposal, central shaft is plugged in containing tank, contributes to driver driving central shaft and half gear
Coaxial rotating.
Further, the other end of the central shaft is provided with the driver of driving central axis.
Using above-mentioned technical proposal, driver driving central shaft and half gear coaxial rotating, realize that half gear drives straight-tooth
Bar moves horizontally, and preferably controls fixation of the locating part to fire screen.
Further, the locating part be wedge and its carry inclined-plane towards ground.
Using above-mentioned technical proposal, locating part is wedge, and it carries inclined-plane towards ground so that bottom girder drives fire prevention
When curtain rises, contradicted by sliding between inclined-plane and bottom girder so that locating part is towards slid chamber interior slip.
Further, the elastic component is spring or elastic caoutchouc.
Using above-mentioned technical proposal, spring is respectively provided with good elasticity capacity with elastic caoutchouc, and it is convenient that its structure is changed.
In summary, the utility model has the advantages that：
One：By setting limit assembly in doorframe upper end, be advantageous to further make door body be fixed on doorframe upper end so that
Winding curtain is firmly fixed to the effect of doorframe upper end, reduces because fire screen is fallen down after wire cable rupture in fire screen, makes
Into the probability of happening of security incident；
Secondly：By setting drive mechanism, preferably control limited block insertion or depart from the fixing groove of fire screen bottom girder, it is real
Now the fixation to fire screen or fire screen are slid in doorframe；
Thirdly：It is right angled triangle that locating part, which is plugged together in the cross section of fixing groove end, contributes to bottom girder to drive fire screen
During rising, contradicted by sliding between inclined-plane and bottom girder so that locating part is towards slid chamber interior slip.
Brief description of the drawings
Fig. 1 is the structural representation of fire resistance rolling shutter door in the present embodiment；
Fig. 2 is enlarged diagram at the A in Fig. 1；
Fig. 3 is the view that locating part inserts fixing groove in the present embodiment.
In figure：1st, doorframe；2nd, fire screen；21st, bottom girder；22nd, fixing groove；3rd, slid chamber；31st, locating part；311st, baffle plate；
32nd, elastic component；33rd, storage tank；4th, spur rack；41st, containing tank；5th, half gear；51st, central shaft；52nd, driver.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in right of the present utility model by Patent Law.
Embodiment：A kind of fixing device of fire resistance rolling shutter door, as shown in figure 1, including doorframe 1, the interior sliding of doorframe 1 is connected with
Fire screen 2, be provided with limit assembly that limitation fire screen 2 drops in the upper end of the both sides of doorframe 1 and driving limit assembly depart from or
Person locks the drive mechanism of fire screen 2.
As shown in Figures 2 and 3, the bottom of fire screen 2 is fixedly connected with bottom girder 21, and the both ends of the length direction of bottom girder 21 are opened respectively
Provided with fixing groove 211, realize that fire screen 2 is firmly fixed to the upper end of doorframe 1 by limit assembly plugged and fixed groove 211.
Limit assembly includes being opened in the slid chamber 3 of the upper end both sides of doorframe 1, and grafting finite place piece 31 is slid in slid chamber 3,
Locating part 31 is wedge and carries inclined-plane down, when driving the rising of fire screen 2 in order to bottom girder 21, passes through inclined-plane and bottom girder 21
Between sliding contradict so that locating part 31 is towards the interior slip of slid chamber 3.
The middle part of slid chamber 3 offers storage tank 33, is provided with storage tank 33 and is fixed on 31 upper and lower both sides of locating part
Baffle plate 311, baffle plate 311 slide and slid with locating part 31.Locating part 31 is arranged with elastic component 32, elastic component 32 in the present embodiment
Using spring, one end of elastic component 32 is fixedly connected on baffle plate 311, and the other end of elastic component 32 is welded in storage tank 33 away from fixed
The side of groove 211.
The one end of slid chamber 3 away from fixing groove 22 offers containing tank 41, and containing tank 41 is interconnected with slid chamber 3.Drive
Motivation is set up in containing tank 41, and drive mechanism includes the spur rack 4 that driving locating part 31 inserted or departed from fixing groove 22, straight-tooth
Bar 4 is fixedly connected on the one end of locating part 31 away from fixing groove 22, and spur rack 4 is engaged with half gear 5, and the axle center of half gear 5 is consolidated
Surely it is connected with central shaft 51, one end drive connection of central shaft 51 has a driver 52, and driver 52 is servo electricity in the present embodiment
Machine, the other end of central shaft 51 are plugged in the side of containing tank 41 through half gear 5.Driver 52 drives half gear 5 and center
The coaxial rotating of axle 51, so as to control limit assembly to insert and depart from fixing groove 22, realize the fixation and release to fire screen 2.
The course of work and principle：
Original state, elastic component 32 contact at baffle plate 311 in the left side of storage tank 33, and locating part 31 is plugged in fixing groove
In 211, half gear 5 is engaged in spur rack 4.
Working condition, driver 52 drive half gear 5, and half gear 5 drives spur rack 4, and spur rack 4 drives locating part 31 de-
From fixing groove 211, after driver 52 rotates three seconds, half gear 5 departs from spur rack 4, and now elastic component 32 contradicts baffle plate 311, gear
Plate 311 drives locating part 31 to return back to initial position so that when needing to rise fire resisting shutter, by the uphill process of bottom girder 21
Contradicted with locating part 31 so that locating part 31 slides towards containing tank 33, and bottom girder 21 continues to rise, when locating part 31 is plugged in admittedly
When determining groove 211, bottom girder 21 stops rising.
Claims (8)
1. a kind of fixing device of fire resistance rolling shutter door, including doorframe (1), fire screen (2) and it is fixed on fire screen (2) bottom
Bottom girder (21), it is characterized in that：Bottom girder (21) the length direction end is provided with fixing groove (22), is provided with and inserts in the doorframe (1)
The limit assembly of fixing groove (22) is connected to, the limit assembly includes being opened in the slid chamber (3) on doorframe (1) top, is placed in door
Bottom girder (21) is limited to the drive mechanism on doorframe (1) top by locating part (31) and driving locating part (31) in frame (1).
2. a kind of fixing device of fire resistance rolling shutter door according to claim 1, it is characterized in that：The locating part (31) includes
The storage tank (33) of slid chamber (3) is opened in, the baffle plate (311) being arranged in storage tank (33), the baffle plate (311) is connected to
The both sides of locating part (31), the locating part (31) are arranged with elastic component (32), and elastic component (32) elasticity contacts at baffle plate
(311) between face of the storage tank (33) away from bottom girder (21).
3. a kind of fixing device of fire resistance rolling shutter door according to claim 2, it is characterized in that：The slid chamber (3) is remote
One end of fixing groove (22) is communicated with containing tank (41), and the drive mechanism is placed in containing tank (41).
4. a kind of fixing device of fire resistance rolling shutter door according to claim 3, it is characterized in that：The drive mechanism includes connecting
The spur rack (4) that is connected to locating part (31), half gear (5) for being engaged in spur rack (4) and it is interspersed in half gear (5) center of circle position
The central shaft (51) put.
5. a kind of fixing device of fire resistance rolling shutter door according to claim 4, it is characterized in that：The one of the central shaft (51)
End is plugged in containing tank (41).
6. a kind of fixing device of fire resistance rolling shutter door according to claim 5, it is characterized in that：The central shaft (51) it is another
One end is provided with the driver (52) that driving central shaft (51) rotates.
7. a kind of fixing device of fire resistance rolling shutter door according to claim 6, it is characterized in that：The locating part (31) is wedge
Shape block and its carry inclined-plane towards ground.
8. a kind of fixing device of fire resistance rolling shutter door according to claim 7, it is characterized in that：The elastic component (32) is bullet
Spring or elastic caoutchouc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721008723.1U CN207212171U (en) | 2017-08-12 | 2017-08-12 | A kind of fixing device of fire resistance rolling shutter door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721008723.1U CN207212171U (en) | 2017-08-12 | 2017-08-12 | A kind of fixing device of fire resistance rolling shutter door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207212171U true CN207212171U (en) | 2018-04-10 |
Family
ID=61818860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721008723.1U Expired - Fee Related CN207212171U (en) | 2017-08-12 | 2017-08-12 | A kind of fixing device of fire resistance rolling shutter door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207212171U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111980562A (en) * | 2020-08-28 | 2020-11-24 | 江苏泰华消防电气设备有限公司 | Fixing device of fireproof rolling shutter door |
| CN112863091A (en) * | 2021-01-25 | 2021-05-28 | 福田物业发展有限公司 | Property management emergency evacuation system |
| CN113197471A (en) * | 2021-05-27 | 2021-08-03 | 安徽弘星家美装饰品有限公司 | Mirror picture frame with rolling device |
| CN115497248A (en) * | 2021-11-22 | 2022-12-20 | 上海京辰消防工程有限公司 | Fire alarm controller with good sensitivity |
-
2017
- 2017-08-12 CN CN201721008723.1U patent/CN207212171U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111980562A (en) * | 2020-08-28 | 2020-11-24 | 江苏泰华消防电气设备有限公司 | Fixing device of fireproof rolling shutter door |
| CN112863091A (en) * | 2021-01-25 | 2021-05-28 | 福田物业发展有限公司 | Property management emergency evacuation system |
| CN113197471A (en) * | 2021-05-27 | 2021-08-03 | 安徽弘星家美装饰品有限公司 | Mirror picture frame with rolling device |
| CN115497248A (en) * | 2021-11-22 | 2022-12-20 | 上海京辰消防工程有限公司 | Fire alarm controller with good sensitivity |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180410 Termination date: 20200812 |