CN211313962U

CN211313962U - Fireproof garage door

Info

Publication number: CN211313962U
Application number: CN201922261466.8U
Authority: CN
Inventors: 张跃斌; 袁妮妮
Original assignee: Wuxi Yongdehong Door Industry Co ltd
Current assignee: Wuxi Yongdehong Door Industry Co ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-08-21
Anticipated expiration: 2029-12-16

Abstract

The utility model belongs to the technical field of the rolling slats door, especially, fire prevention garage door, including the curtain body, door frame and motor, the top side fixedly connected with cover body of door frame, the inboard of the cover body is rotated and is connected with the spool, the top side of the curtain body is around establishing and fixed connection in the outside of spool, motor fixed connection is internal at the cover, a serial communication port, be equipped with the rectangle pole that the level set up between spool and the motor, the fixed cover in outside central part of rectangle pole has connect big sprocket, the outside both ends of rectangle pole are the activity respectively and have been cup jointed primary shaft and secondary shaft, the one end fixed connection of primary shaft and spool, the output shaft fixed connection of secondary shaft and motor, the outside central part of rectangle pole rotates. The utility model has the advantages of reasonable design, can freely switch over the electronic or manual mode of controlling of rolling slats door, personnel can manually open the rolling slats door when the conflagration takes place, avoid personnel stranded can't flee from the conflagration phenomenon in the garage, effectively ensure stranded personnel's personal safety.

Description

Fireproof garage door

Technical Field

The utility model relates to a rolling slats door technical field especially relates to a fire prevention garage door.

Background

The surface of the fire-proof rolling curtain achieves the lifting of the rolling curtain through a transmission device and a control system. The fireproof and fire-proof effects are achieved, and the product is level and attractive in appearance, novel in shape and strong in rigidity. The fire-proof rolling door is widely applied to fire-proof partition areas of industrial and civil buildings, can effectively prevent fire from spreading, guarantees life and property safety, and is an indispensable fire-proof facility in modern buildings. For example, the chinese patent application No. 201611138884.2 discloses a fire door for garage, which comprises a curtain body, wherein the top of the curtain body is connected with a control mechanism through an i-shaped member, two sides of the top end of the curtain body are higher than the middle part, and one end of the i-shaped member is connected with the middle part of the curtain body. The fireproof door for the garage has the characteristics of being used for the garage, and meeting the garage wall environment and the use scene.

However, most garage doors in the current market are electrically opened and closed but cannot be manually opened and closed, and a power-off phenomenon easily occurs when a fire disaster occurs, so that the garage door cannot be opened, and personnel are trapped in the garage and cannot escape, so that the personal safety of the personnel is endangered, and therefore a fireproof garage door is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of the prior art and providing a fireproof garage door.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a fire prevention garage door, includes the curtain body, door frame and motor, the top side fixedly connected with cover body of door frame, the inboard rotation of the cover body is connected with the spool, the top side of the curtain body is around establishing and fixed connection in the outside of spool, motor fixed connection is internal at the cover, a serial communication port, be equipped with the rectangle pole that the level set up between spool and the motor, the fixed cover in outside central part of rectangle pole has cup jointed big sprocket, the outside both ends of rectangle pole have movably cup jointed primary shaft and secondary shaft respectively, the one end fixed connection of primary shaft and spool, the output shaft fixed connection of secondary shaft and motor, the outside central part of rectangle pole rotates and has cup jointed the slide bar, the outside of door frame is rotated and is connected with the screw rod, the slide bar screw thread cup joints in the outside of screw rod, the outside bottom of slide bar is rotated.

Preferably, a rocker is arranged at the bottom of the outer side of the small chain wheel, and the screw is positioned on the inner side of the chain.

Preferably, the outer side of the rectangular rod is fixedly sleeved with an inner ring of a bearing, and the top end of the sliding rod is fixedly connected with an outer ring of the bearing.

Preferably, the inner sides of the first shaft and the second shaft are both provided with rectangular holes matched with the rectangular rods, and the outer sides of the rectangular rods are movably sleeved with the rectangular holes.

Preferably, the length of the first shaft is 1.5-3 times that of the second shaft, the diameter of the wheel disc of the large chain wheel is two to four times that of the wheel disc of the small chain wheel, and the curtain body can be conveniently driven to ascend in a labor-saving mode.

When fire does not occur, the fireproof garage door drives the rectangular rod, the first shaft, the second shaft and the scroll to rotate through the control motor, and the scroll rotates to roll or send out the curtain body, so that the opening or closing action of the curtain body can be realized;

when a fire disaster occurs and causes power failure, the fireproof garage door rotates to drive the sliding rod to move to the left side by rotating the screw rod, the sliding rod drives the small chain wheel, the rectangular rod, the large chain wheel and the chain to synchronously move to the left side, the rectangular rod can be gradually separated from the second shaft and slide into the inner side of the first shaft, and the rectangular rod is not connected with an output shaft of the motor;

the fire-proof garage door provided by the utility model has the advantages that the small chain wheel is rocked by the rocker, the small chain wheel drives the large chain wheel to rotate through the chain in a labor-saving manner, the large chain wheel drives the first shaft and the scroll to rotate through the rectangular rod, the opening and closing actions of the curtain body can be manually controlled, and people are trapped in the garage and can not escape when a fire disaster happens;

the utility model has the advantages of reasonable design, can freely switch over the electronic or manual mode of controlling of rolling slats door, personnel can manually open the rolling slats door when the conflagration takes place, avoid personnel stranded can't flee from the conflagration phenomenon in the garage, effectively ensure stranded personnel's personal safety.

Drawings

Fig. 1 is a schematic structural view of a fire-proof garage door according to the present invention;

fig. 2 is a schematic structural view of a portion a of a fire-proof garage door according to the present invention;

fig. 3 is a schematic structural view of a portion B of a fire-proof garage door according to the present invention;

fig. 4 is a side view of a second shaft of a fire resistant garage door in accordance with the present invention.

In the figure: 1. a curtain body; 2. a door frame; 3. a cover body; 4. a reel; 5. a motor; 6. a large sprocket; 7. a rectangular bar; 8. a first shaft; 9. a second shaft; 10. a slide bar; 11. a small sprocket; 12. a chain; 13. a screw; 14. a rocker.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a fireproof garage door comprises a curtain body 1, a door frame 2 and a motor 5, wherein a cover body 3 is fixedly connected to the top side of the door frame 2, a scroll 4 is rotatably connected to the inner side of the cover body 3, the top side of the curtain body 1 is wound and fixedly connected to the outer side of the scroll 4, and the motor 5 is fixedly connected in the cover body 3, characterized in that a horizontally arranged rectangular rod 7 is arranged between the scroll 4 and the motor 5, a large chain wheel 6 is fixedly sleeved at the central part of the outer side of the rectangular rod 7, a first shaft 8 and a second shaft 9 are respectively movably sleeved at the two ends of the outer side of the rectangular rod 7, the first shaft 8 is fixedly connected with one end of the scroll 4, the second shaft 9 is fixedly connected with an output shaft of the motor 5, a slide rod 10 is rotatably sleeved at the central part of the outer side of the rectangular rod 7, a screw 13 is rotatably connected to the outer, the small chain wheel 11 and the large chain wheel 6 are in transmission connection with the same chain 12.

The utility model discloses in, little sprocket 11's outside bottom is provided with rocker 14, screw rod 13 is located the inboard of chain 12, the fixed inner circle that has cup jointed the bearing in the outside of rectangular rod 7, the top of slide bar 10 and the outer lane fixed connection of bearing, the inboard of primary shaft 8 and secondary shaft 9 all is provided with the rectangular hole with 7 looks adaptations of rectangular rod, the outside and the rectangular hole activity of rectangular rod 7 cup joint, the length of primary shaft 8 is 1.5 ~ 3 times of secondary shaft 9 length, the rim plate diameter of big sprocket 6 is two to four times of little sprocket 11 rim plate diameter, convenient laborsaving drive curtain body 1 rises.

In the utility model, when in use, the utility power is used for supplying power to the motor 5, the control switch is arranged for the motor 5, when a fire disaster does not happen, the rectangular rod 7, the first shaft 8, the second shaft 9 and the scroll 4 are driven to rotate by the control motor 5, the scroll 4 is wound or sends out the curtain body 1 when rotating, so that the opening or closing action of the curtain body 1 can be realized, when the power failure happens due to the fire disaster, the screw 13 is rotated, the slide rod 10 is driven to move towards the left side when the screw 13 rotates, the slide rod 10 drives the small chain wheel 11, the rectangular rod 7, the large chain wheel 6 and the chain 12 to move towards the left side synchronously, the rectangular rod 7 can be gradually separated from the second shaft 9 and slide into the inner side of the first shaft 8, at the moment, the rectangular rod 7 is not connected with the output shaft of the motor 5, the small chain wheel 11 is rocked by the rocker 14, the small chain wheel 11 drives the large chain wheel 6 to, the opening and closing actions of the curtain body 1 can be manually controlled, and people are prevented from being trapped in a garage and being unable to escape when a fire disaster happens.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Claims

1. The utility model provides a fire prevention garage door, includes curtain body (1), door frame (2) and motor (5), the top side fixedly connected with cover body (3) of door frame (2), the inboard of cover body (3) is rotated and is connected with spool (4), and the top side of curtain body (1) is around establishing and fixed connection in the outside of spool (4), and motor (5) fixed connection is in cover body (3), its characterized in that, be equipped with the rectangle pole (7) of level setting between spool (4) and motor (5), the outside central part fixed hub connection of rectangle pole (7) has big sprocket (6), and the outside both ends of rectangle pole (7) have movably cup jointed primary shaft (8) and secondary shaft (9) respectively, and primary shaft (8) and the one end fixed connection of spool (4), and the output shaft fixed connection of secondary shaft (9) and motor (5), and the outside central part of rectangle pole (7) is rotated and is cup jointed slide bar (10), the outer side of the door frame (2) is rotatably connected with a screw rod (13), a sliding rod (10) is in threaded sleeve joint with the outer side of the screw rod (13), the bottom of the outer side of the sliding rod (10) is rotatably connected with a small chain wheel (11), and the small chain wheel (11) and the large chain wheel (6) are in transmission connection with a same chain (12).

2. A fire resistant garage door according to claim 1, characterised in that the outside bottom of the small sprocket wheel (11) is provided with a rocker (14), the screw (13) being located inside the chain (12).

3. A fire-proof garage door as claimed in claim 1, characterized in that the rectangular rod (7) is fixedly sleeved with the inner ring of the bearing, and the top end of the sliding rod (10) is fixedly connected with the outer ring of the bearing.

4. A fire-proof garage door as claimed in claim 1, characterized in that the first shaft (8) and the second shaft (9) are provided with rectangular holes adapted to the rectangular rods (7) on the inner sides thereof, and the rectangular rods (7) are movably sleeved on the outer sides thereof.

5. A fire resistant garage door according to claim 1, characterised in that the length of the first shaft (8) is 1.5 to 3 times the length of the second shaft (9), and the diameter of the discs of the large chain wheel (6) is two to four times the diameter of the discs of the small chain wheel (11).