CN101736993A - Large-span synchronously lifted inorganic fireproofing rolling shutter door - Google Patents
Large-span synchronously lifted inorganic fireproofing rolling shutter door Download PDFInfo
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- CN101736993A CN101736993A CN200810177551A CN200810177551A CN101736993A CN 101736993 A CN101736993 A CN 101736993A CN 200810177551 A CN200810177551 A CN 200810177551A CN 200810177551 A CN200810177551 A CN 200810177551A CN 101736993 A CN101736993 A CN 101736993A
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Abstract
The invention relates to a large-span synchronously lifted inorganic fireproofing rolling shutter door, which comprises a rolling shaft, a motor driving the rolling shaft to rotate, and door curtains matched with the rolling shaft. The number of the door curtains is two or more, and the door curtains are arranged side by side, the rolling shaft is provided with 2 or more groups of take-up reels corresponding to the door curtains, the outer diameters of the take-up reels of each group are different, the number of take-up reels of each group is one or more, and each door curtain is matched with and connected with one group of the take-up reels corresponding to the door curtain. In the invention, multiple groups of the take-up reels with different diameters are arranged on a roller shutter shaft, each cord fabric is connected with one group of the take-up reels corresponding to the cord fabric, and the cord fabrics can be synchronously lifted through the difference of the speeds for rolling elevator belts when the take-up reels with different diameters rotate to overcome the problem that the conventional fire resistance rolling shutter door with multiple door curtains can not be lifted synchronously.
Description
Technical field
The present invention relates to a kind of fire resistance rolling shutter door, particularly a kind of large-span synchronously lifted inorganic fireproofing rolling shutter door.
Background technology
At present, fire resistance rolling shutter door has been widely used in building such as factory building with fire protection requirement, warehouse, block of flats, square or the outdoor public place.Existing fire curtain door adopts curtain rolling shaft of a motor-driven to rotate mostly, by curtain rolling shaft scrolling cord.At some the place of special fire protection requirement is arranged, as occur requiring fire resistance rolling shutter door fire prevention timeliness and heat insulation timeliness more than 4 hours behind the fire, reach such fire-protection standard requirement, existing simple gate curtain just can not satisfy, particularly in the requirement that can not reach on the fire-proof and thermal-insulation timeliness more than 4 hours.2 or a plurality of door curtain so just need be set, just can reach the long requirement of fire prevention and heat insulation timeliness.But after a plurality of door curtains that are arranged side by side were set, the lifting stationary problem between the door curtain just needed to solve.If can't be synchronous, the speed difference that each door curtain promotes, the door curtain that will cause arrangement so is situation such as run-off the straight in the process that promotes, not only influence fire prevention, heat insulation effect nor enough attractive in appearance.
The problem that above-mentioned fire resistance rolling shutter door exists promotes inorganic fireproofing rolling shutter door for large span, still exists.
Summary of the invention
In order to solve above-mentioned the problems of the prior art, the invention provides a kind of large-span synchronously lifted inorganic fireproofing rolling shutter door.The take-up reels of many group different-diameters are set on curtain rolling shaft, and being connected with one group of take-up reel of each cord correspondence, the speed difference of the scrolling elevator belt when rotation of the take-up reel by different-diameter makes between each cord and can promote synchronously.
The main technical schemes that the present invention adopts is: a kind of large-span synchronously lifted inorganic fireproofing rolling shutter door, comprise scroll bar, drive the motor of described scroll bar rotation, the door curtain that matches with described scroll bar, described door curtain is more than 2 or 2, and is arranged side by side between each door curtain; Described scroll bar is provided with the take-up reel 2 group or 2 group or more corresponding with door curtain, the described external diameter difference of respectively organizing between the take-up reel, and the quantity of every group of take-up reel is more than 1 or one, one group of take-up reel that described each door curtain is corresponding with it connection that matches.
The present invention also adopts following attached technical scheme: described scroll bar is a plurality of, and described fire resistance rolling shutter door also comprises bending mechanism, between described each scroll bar by the connection that links of described bending mechanism;
Described bending mechanism comprises housing, is located at 2 groups of driving members in the described housing, described every group of driving member comprises a power transmission shaft, is placed in bearing, angular wheel on the described power transmission shaft, the fixedly connected described angular wheel of one end of described power transmission shaft, the described scroll bar that the other end is corresponding with it are coaxial fixedly connected, and the angular wheel in described 2 groups of driving members is meshed;
In described 2 groups of driving members, the angle between the angular wheel that is meshed is between 0 degree is spent to 180;
The bearing of described every group of driving member is 2, is placed on the described power transmission shaft respectively and is fixed on the described housing;
Described bending mechanism comprises 2 groups of universal joints and connects the connecting rod of 2 groups of everything joints that described every group of universal joint comprises axis, the brace that matches with axis;
Described brace is connected with described scroll bar axis;
Described door curtain is 2, and take-up reel is 2 groups; Be divided into the first volume tep reel group and the second take-up reel group; Described each door curtain comprises cord and elevator belt, described elevator belt be a plurality of and the quantity of the corresponding one group of take-up reel of quantity and described door curtain identical, an end of a plurality of elevator belts all is fixed in described cord on the cord bottom, the other end are fixed on the described take-up reel corresponding with it;
Described door curtain also comprises spacing ring and a plurality of press strip, and described each press strip is laterally spaced to be arranged on the described cord, and described spacing ring is fixed on the press strip, and described elevator belt passes by spacing ring spacing from described spacing ring;
On described scroll bar, be provided with one or more bearings.
The beneficial effect that adopts the present invention to bring: (1) the present invention is provided with the take-up reel of many group different-diameters on curtain rolling shaft, being connected with one group of take-up reel of each cord correspondence, the speed difference of the scrolling elevator belt when rotating of the take-up reel by different-diameter makes between each cord and can promote synchronously.Thereby overcome the asynchronous problem that existing multi-door curtain fire resistance rolling shutter door exists on promoting.(2) the present invention uses bending mechanism to connect between a plurality of scroll bars, and by a motor-driven.Degree of collapsing greatly, bent installation have also been realized when between each cord, promoting synchronously.But also can the angled bending of adaptive zone or the place installation requirement of complex-terrain such as arc, circle, rectangle.And use, easy to operate, simple in structure, saving power supply.
Description of drawings
Fig. 1 is the field erected Facad structure schematic diagram of the present invention;
Fig. 2 is a door curtain structure vertical view of the present invention, and the structure that adopts 2 door curtains is shown;
Fig. 3 is the overall structure schematic diagram of fire curtain axle of the present invention, and the structure of the curtain rolling shaft that 2 groups of different-diameters are set on the curtain rolling shaft is shown;
Fig. 4 is the side structure schematic diagram of Fig. 1, and the structure that is connected of take-up reel and 2 door curtains of 2 groups of different-diameters is shown;
Fig. 5 is the structural representation of another preferred embodiment of the present invention; A plurality of curtain rolling shafts are shown adopts bending mechanism to realize the scheme of commutation;
Fig. 6 is the internal construction schematic diagram of bending structure;
Fig. 7 is the Facad structure schematic diagram of the bending mechanism of employing everything joint;
Fig. 8 is the plan structure schematic diagram of Fig. 7;
The specific embodiment
Below in conjunction with accompanying drawing the present invention is done further detailed description:
As shown in Figures 1 to 4, be a kind of large-span synchronously lifted inorganic fireproofing rolling shutter door provided by the invention, comprise scroll bar 1, the motor 2 that drives scroll bar 1 rotation, the door curtain 3 that matches with scroll bar 1, door curtain 3 is more than 2 or 2, and is arranged side by side between each door curtain 3; Scroll bar 1 is provided with the take-up reel 2 group or 2 group or more corresponding with door curtain 3, and each organizes the external diameter difference between the take-up reel, and the quantity of every group of take-up reel is more than 1 or one, one group of take-up reel that each door curtain is corresponding with it connection that matches.
Fig. 1 to shown in Figure 4 be the scheme of the fire resistance rolling shutter door of 2 door curtains of employing of providing of present embodiment.In this scheme: door curtain 3 is 2, and take-up reel is 2 groups, is divided into the first volume tep reel group 5 and the second take-up reel group 5 '.Each door curtain 3 comprises cord 31 and elevator belt 32, elevator belt 32 be a plurality of and the quantity of the corresponding one group of take-up reel of quantity and door curtain 3 identical, an end of a plurality of elevator belts 32 all is fixed in cord 31 on the cord 31 bottom, the other end are fixed on the take-up reel corresponding with it.In the present embodiment, be connected with take-up reel in the first volume tep reel group 5 near the elevator belt 32 on the door curtain 3 of curtain rolling shaft 1; Be connected with take-up reel in second take-up reel 5 ' away from the elevator belt 32 on the door curtain 3 of curtain rolling shaft 1.When promoting 2 door curtains 3, utilize the external diameter difference of 2 take-up reel groups, twine elevator belt 32 the speed difference speed of coming balance to rise, reach simultaneously and promote.
As shown in Figure 1, door curtain 3 also comprises spacing ring 33 and a plurality of press strip 34, each press strip 34 laterally spaced being arranged on the cord 31, and spacing ring 33 is fixed on the press strip 34, and elevator belt 32 passes by spacing ring 34 spacing from spacing ring 33.
As shown in Figure 4, the present invention is provided with one or more bearings 6 on scroll bar 1.
Embodiment provided by the invention, the take-up reel of many group different-diameters is set on curtain rolling shaft 1, being connected with one group of take-up reel of each cord 31 correspondence, the speed difference of the scrolling elevator belt 32 when rotating of the take-up reel by different-diameter makes between each cord 31 and can promote synchronously.Thereby overcome the asynchronous problem that existing multi-door curtain fire resistance rolling shutter door exists on promoting.
In another preferred embodiment provided by the invention, as Fig. 5, shown in Figure 6: scroll bar 1 is a plurality of, and fire resistance rolling shutter door also comprises bending mechanism 4, between each scroll bar 1 by bending mechanism 4 connection that links.Bending mechanism 4 comprises housing 41, is located at 2 groups of driving members in the housing 41, every group of driving member comprises a power transmission shaft 42, is placed in bearing 43, angular wheel 44 on the power transmission shaft 42, the fixedly connected angular wheel 44 of one end of power transmission shaft 42, the scroll bar 1 that the other end is corresponding with it are coaxial fixedly connected, and the angular wheel 44 in 2 groups of driving members is meshed.The bearing 43 of every group of driving member is 2, is placed on the power transmission shaft 42 respectively and is fixed on the housing 41.
In 2 groups of driving members, the angle between the angular wheel 44 that is meshed is between 0 degree is spent to 180.In the present embodiment, the angle between the angular wheel 44 that is meshed is 130 degree.
In the preferred embodiment, bending mechanism 4 also can adopt the scheme of everything joint to realize the purpose that commutates.To shown in Figure 8, bending mechanism 4 comprises 2 groups of universal joints and connects the connecting rod 45 of 2 groups of everything joints that every group of universal joint comprises axis 46, the brace 47 that matches with axis 46 as Fig. 7.Brace 47 is connected with scroll bar 3 axises.
In the foregoing description, between a plurality of scroll bars 1, use bending mechanism 4 to connect, and by a motor-driven.Degree of collapsing greatly, bent installation have also been realized when between each cord, promoting synchronously.But also can the angled bending of adaptive zone or the place installation requirement of complex-terrain such as arc, circle, rectangle.And use, easy to operate, simple in structure, saving power supply.
Claims (10)
1. large-span synchronously lifted inorganic fireproofing rolling shutter door, comprise scroll bar (1), drive the motor (2) of described scroll bar (1) rotation, the door curtain (3) that matches with described scroll bar (1), it is characterized in that: described door curtain (3) is more than 2 or 2, and is arranged side by side between each door curtain (3); Described scroll bar (1) is provided with 2 group or the 2 group above take-up reels corresponding with door curtain (3), the described external diameter difference of respectively organizing between the take-up reel, the quantity of every group of take-up reel is one or more, one group of take-up reel that described each door curtain is corresponding with it connection that matches.
2. a kind of large-span synchronously lifted inorganic fireproofing rolling shutter door according to claim 1, it is characterized in that: described scroll bar (1) is for a plurality of, described fire resistance rolling shutter door also comprises bending mechanism (4), between described each scroll bar (1) by described bending mechanism (4) connection that links.
3. a kind of large-span synchronously lifted inorganic fireproofing rolling shutter door according to claim 2, it is characterized in that: described bending mechanism (4) comprises housing (41), is located at 2 groups of driving members in the described housing (41), described every group of driving member comprises a power transmission shaft (42), is placed in bearing (43), angular wheel (44) on the described power transmission shaft (42), the fixedly connected described angular wheel of one end of described power transmission shaft (42) (44), the described scroll bar (1) that the other end is corresponding with it are coaxial fixedly connected, and the angular wheel (44) in described 2 groups of driving members is meshed.
4. a kind of large-span synchronously lifted inorganic fireproofing rolling shutter door according to claim 3 is characterized in that: in described 2 groups of driving members, the angle between the angular wheel that is meshed (44) is between 0 degree is spent to 180.
5. a kind of large-span synchronously lifted inorganic fireproofing rolling shutter door according to claim 3 is characterized in that: the bearing of described every group of driving member (43) is 2, is placed in described power transmission shaft (42) respectively and goes up and be fixed on the described housing (41).
6. a kind of large-span synchronously lifted inorganic fireproofing rolling shutter door according to claim 2, it is characterized in that: described bending mechanism (4) comprises 2 groups of universal joints and connects the connecting rod (45) of 2 groups of everything joints that described every group of universal joint comprises axis (46), the brace (47) that matches with axis (46).
7. a kind of large-span synchronously lifted inorganic fireproofing rolling shutter door according to claim 6 is characterized in that: described brace (47) is connected with described scroll bar (3) axis.
8. a kind of large-span synchronously lifted inorganic fireproofing rolling shutter door according to claim 1 is characterized in that: described door curtain (3) is 2, and take-up reel is 2 groups, is divided into the first volume tep reel group (5) and the second take-up reel group (5 '); Described each door curtain (3) comprises cord (31) and elevator belt (32), described elevator belt (32) be a plurality of and the quantity of the corresponding one group of take-up reel of quantity and described door curtain (3) identical, bottom, the other end that one end of the last a plurality of elevator belts (32) of cord (31) all is fixed in described cord (31) are fixed on the described take-up reel (5,5 ') corresponding with it.
9. a kind of large-span synchronously lifted inorganic fireproofing rolling shutter door according to claim 8, it is characterized in that: described door curtain (3) also comprises spacing ring (33) and a plurality of press strip (34), described each press strip (34) is laterally spaced to be arranged on the described cord (31), described spacing ring (33) is fixed on the press strip (34), and described elevator belt (32) passes by spacing ring (34) spacing from described spacing ring (33).
10. a kind of large-span synchronously lifted inorganic fireproofing rolling shutter door according to claim 9 is characterized in that: be provided with one or more bearings (6) on described scroll bar (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810177551A CN101736993A (en) | 2008-11-21 | 2008-11-21 | Large-span synchronously lifted inorganic fireproofing rolling shutter door |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810177551A CN101736993A (en) | 2008-11-21 | 2008-11-21 | Large-span synchronously lifted inorganic fireproofing rolling shutter door |
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| Publication Number | Publication Date |
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| CN101736993A true CN101736993A (en) | 2010-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810177551A Pending CN101736993A (en) | 2008-11-21 | 2008-11-21 | Large-span synchronously lifted inorganic fireproofing rolling shutter door |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103233662A (en) * | 2013-05-08 | 2013-08-07 | 江苏永泰建造工程有限公司 | Special folding fire-proof roller shutter device for shared lobby |
| CN108240162A (en) * | 2017-12-26 | 2018-07-03 | 成都鼎信致远科技有限公司 | The folding fire resistance rolling shutter door of the anti-long span bending of energy |
| CN110446825A (en) * | 2017-05-31 | 2019-11-12 | 绍伊斯特两合公司 | A kind of rolling screen door |
| CN112546484A (en) * | 2021-01-12 | 2021-03-26 | 成都吉莫闪科技有限公司 | Fire-fighting fire-proof curtain capable of automatically adjusting lifting speed of double curtains in induction manner |
-
2008
- 2008-11-21 CN CN200810177551A patent/CN101736993A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103233662A (en) * | 2013-05-08 | 2013-08-07 | 江苏永泰建造工程有限公司 | Special folding fire-proof roller shutter device for shared lobby |
| CN110446825A (en) * | 2017-05-31 | 2019-11-12 | 绍伊斯特两合公司 | A kind of rolling screen door |
| CN108240162A (en) * | 2017-12-26 | 2018-07-03 | 成都鼎信致远科技有限公司 | The folding fire resistance rolling shutter door of the anti-long span bending of energy |
| CN112546484A (en) * | 2021-01-12 | 2021-03-26 | 成都吉莫闪科技有限公司 | Fire-fighting fire-proof curtain capable of automatically adjusting lifting speed of double curtains in induction manner |
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Open date: 20100616 |