CN214424373U

CN214424373U - Upper and lower limiting fireproof rolling door capable of improving stability

Info

Publication number: CN214424373U
Application number: CN202023339692.2U
Authority: CN
Inventors: 张海祥; 常剑; 李恒萍; 刘阳
Original assignee: Shandong Anshun Fire Equipment Co ltd
Current assignee: Shandong Anshun Fire Equipment Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-10-19
Anticipated expiration: 2030-12-30

Abstract

The utility model relates to an upper and lower spacing fire prevention rolling slats door of stability is improved, relate to fire prevention rolling slats door's field, it includes the door frame, door frame up end fixedly connected with box, the through-hole has been seted up towards door frame one side to the box, the cavity has been seted up in the box, the cavity internal rotation slides and is connected with the curtain face, the curtain face passes through-hole sliding connection in the door frame, be provided with the actuating mechanism that drives curtain face rolling or extend in the cavity, be provided with in the cavity with through-hole confined protection mechanism, protection mechanism is including can be with through-hole confined guard plate, guard plate horizontal sliding connection is in the cavity, the guard plate butt is in through-hole place cavity lateral wall, fixedly connected with second driving motor that the drive guard plate slided in the cavity. This application has the dust that reduces to get into in the box, reduces the dust adhesion, extension fire prevention rolling slats door life's effect.

Description

Upper and lower limiting fireproof rolling door capable of improving stability

Technical Field

The application relates to the field of fireproof rolling shutter doors, in particular to an upper and lower limiting fireproof rolling shutter door capable of improving stability.

Background

The fire-proof rolling door is widely applied to fire-proof partition areas of industrial and civil buildings, can effectively prevent fire from spreading and guarantee life and property safety, and is an indispensable fire-proof facility in modern buildings.

Among the correlation technique, the chinese utility model patent that the publication number is CN204691642U discloses a take ground beam locking device's fire prevention rolling slats door, and it includes the fire prevention rolling slats door body, and the fire prevention rolling slats door body includes the door frame, and door frame up end fixedly connected with box rotates in the box and is connected with the spool, is provided with the fire prevention shutter on the spool, is provided with the drive arrangement that the drive spool will fire prevention shutter convolute in the box, and the door frame below is provided with the ground beam locking device with the fire prevention shutter lower extreme is fixed. The driving device drives the reel to rotate to slide the fireproof roller shutter out of the box body, the fireproof roller shutter vertically slides along the length direction of the doorframe, and when the lower end of the fireproof roller shutter abuts against the lower end of the doorframe, the ground beam locking device fixes the lower end of the fireproof roller shutter.

In view of the above-mentioned related technologies, the inventor believes that after the fire-proof rolling shutter is received in the box body, dust enters the box body along with air, the dust adheres to the connection part of the scroll and the driving device, and the scroll is damaged by being blocked when rotating, so that the service life of the fire-proof rolling shutter is shortened.

SUMMERY OF THE UTILITY MODEL

In order to reduce the dust in the entering box, reduce the dust adhesion, extension fire rolling door life, this application provides the upper and lower spacing fire rolling door that improves stability.

The application provides a pair of upper and lower spacing fire prevention rolling slats door that improves stability adopts following technical scheme:

the utility model provides an upper and lower spacing fire prevention rolling slats door of stability is improved, includes the door frame, door frame up end fixedly connected with box, the through-hole has been seted up towards door frame one side to the box, the cavity has been seted up in the box, the cavity internal rotation slides and is connected with the curtain face, the curtain face passes through-hole sliding connection in the door frame, be provided with the actuating mechanism of drive curtain face rolling or extension in the cavity, be provided with the through-hole confined protection mechanism in the cavity, the protection mechanism includes can be with through-hole confined guard plate in, the horizontal sliding connection of guard plate is in the cavity, the guard plate butt is in through-hole place cavity lateral wall, fixedly connected with drives the second driving motor that the guard plate slided in the cavity.

Through adopting above-mentioned technical scheme, pass through the driving mechanism rolling with the curtain face and get into the box after, second driving motor drive guard plate slides and seals the through-hole, effectively reduces the dust that gets into in the cavity, reduces the dust of adhesion on driving mechanism to extension fire prevention rolling slats door life.

Optionally, the box shape is the cuboid that the level set up, the box is along length direction one side fixed connection in the wall, the horizontal sliding connection has the backup pad in the cavity, and in vertical direction, the guard plate is located the backup pad below, actuating mechanism and curtain set up in backup pad towards guard plate one side, the synchronous reverse slip of second driving motor drive backup pad and guard plate, when the backup pad slides in to the wall, the guard plate reverse slip is sealed the through-hole.

By adopting the technical scheme, the supporting plate drives the curtain surface and the driving mechanism to slide into the wall body, so that the gravity center is adjusted, the pressure on the door frame is reduced, and the connection stability of the fireproof rolling door on the wall body is improved.

Optionally, the side wall of the cavity is rotatably connected with a driving screw rod, one end of the driving screw rod is fixedly connected with the second driving motor in a coaxial mode, the axial direction of the driving screw rod is parallel to the sliding direction of the support plate, and the driving screw rod is in threaded connection with the support plate.

By adopting the technical scheme, the second driving motor drives the driving screw to rotate after being started, the driving screw rotates to drive the supporting plate to slide, so that the curtain surface and the driving mechanism are driven to slide, and the operation is simple and convenient.

Optionally, the cavity side wall is horizontally and fixedly connected with a plurality of guide rods along the sliding direction of the support plate, the guide rods penetrate through the support plate, and the support plate is slidably connected to the guide rods.

Through adopting above-mentioned technical scheme, the guide bar plays the guide effect to the backup pad slides, increases the stability of backup pad in the cavity simultaneously.

Optionally, the backup pad is towards the first rack of guard plate one side fixedly connected with, first rack length direction is parallel with backup pad sliding direction, the cavity lateral wall rotates and is connected with drive gear, the drive gear axial is parallel with box length direction, the guard plate is towards backup pad one side fixedly connected with second rack, first rack and drive gear meshing, the second rack is in drive gear meshing, and drive gear is located between first rack and the second rack on vertical direction.

Through adopting above-mentioned technical scheme, the backup pad slides and drives first rack and slide, and first rack drive gear rotates, and drive gear rotates the reverse slip of drive second rack, and the second rack moves the guard plate and slides to realize the reverse slip of guard plate and backup pad, easy operation is convenient.

Optionally, the cavity lateral wall has seted up the guide way along the guard plate direction of sliding, guard plate both ends sliding connection is in the guide way.

Through adopting above-mentioned technical scheme, the guide way slides to the guard plate and plays the guide effect, and plays limiting displacement to the guard plate in vertical direction to it is inseparabler to make guard plate and cavity lateral wall butt, reduces the dust that gets into in the cavity.

Optionally, actuating mechanism connects in the backup pad towards spool and the first driving motor of guard plate one side including rotating, the coaxial fixed connection of first driving motor main shaft and spool one end, the curtain face includes the polylith PLASTIC LAMINATED, and two adjacent PLASTIC LAMINATED articulate and can rotate relatively, and the PLASTIC LAMINATED fixed connection of top is in the spool lateral wall, the spool axial is parallel with box length direction.

Through adopting above-mentioned technical scheme, drive the spool and rotate after first driving motor starts, thereby the spool rotates the rolling or the extension that realize the PLASTIC LAMINATED, and easy operation is convenient.

Optionally, the supporting plate deviates from two supporting rods fixedly connected to one side of the second side wall, a supporting bearing is fixedly connected to the supporting rods, and the scroll is coaxially and fixedly connected to the inner wall of the supporting bearing.

Through adopting above-mentioned technical scheme, the bracing piece increases the joint strength between spool and the backup pad, and support bearing reduces the spool and rotates the resistance of in-process, prolongs first driving motor life.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the through hole is sealed by the protection plate, so that dust entering the cavity is reduced, dust adhered to the joint of the scroll and the first driving motor is reduced, and the service life of the fireproof rolling door is prolonged;

2. the curtain surface and the driving mechanism are driven to slide into the wall body through the sliding of the supporting plate, and the pressure borne by the door frame is shared by the wall body after the center of gravity is transferred, so that the connection stability of the fireproof rolling door on the wall body is improved;

3. the supporting plate and the protection plate synchronously and reversely slide, so that the through hole is sealed while the supporting plate slides towards the inside of the wall body, and the operation is simple and convenient.

Drawings

FIG. 1 is a schematic view of an embodiment of the present application in connection with a wall;

FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 3 is a schematic cross-sectional view of a part of the structure of the embodiment of the present application, which is mainly used for showing the connection relationship between the supporting plate and the box body;

FIG. 4 is a schematic cross-sectional view of a portion of the structure of the embodiment of the present application, mainly illustrating the driving mechanism and the protection mechanism;

FIG. 5 is a schematic sectional view of a part of the structure of the embodiment of the present application, which is mainly used for showing the connection relationship between the protection plates and the tank body;

fig. 6 is a partially enlarged schematic view of a portion a in fig. 5.

Description of reference numerals: 1. a door frame; 11. a lower frame body; 12. supporting the guide rail; 2. a box body; 21. a cavity; 22. a guide groove; 23. a through hole; 3. a fire-proof plate; 4. a drive mechanism; 41. a reel; 42. a first drive motor; 43. a support bar; 44. a support bearing; 5. a protection mechanism; 51. a guide bar; 52. a support plate; 53. a connecting assembly; 531. a first rack; 532. a drive gear; 533. a second rack; 54. a protection plate; 55. a second drive motor; 56. the lead screw is driven.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses upper and lower spacing fireproof rolling door capable of improving stability. Referring to fig. 1 and 2, the upper and lower limiting fireproof rolling door capable of improving stability comprises a door frame 1, a box body 2 is arranged at the upper end of the door frame 1, a through hole 23 is formed in one side, facing the door frame 1, of the box body 2, a curtain surface is arranged in the box body 2, the curtain surface penetrates through the through hole 23 and is connected in the door frame 1 in a sliding mode, a driving mechanism 4 for driving the curtain surface to roll or extend is arranged in the box body 2, and a protection mechanism 5 for sealing the through hole 23 is arranged in the box body 2.

After the driving mechanism 4 winds the curtain surface into the box body 2, the through hole 23 is sealed by the protection mechanism 5, so that dust entering the box body 2 is effectively reduced, dust adhesion is reduced, and the service life of the fireproof rolling door is prolonged.

Referring to fig. 1, the door frame 1 includes a lower frame 11 fixedly connected to the ground, two support rails 12 are vertically and fixedly connected to the upper surface of the lower frame 11, and the lower frame 11 is a horizontally disposed square rod.

Referring to fig. 2 and 3, the box 2 is a cuboid horizontally arranged, one side of the box 2 along the length direction is fixedly connected in the wall, and the box 2 is fixedly connected to one side of the support rail 12 departing from the lower frame 11. The box body 2 is internally provided with a cavity 21 for accommodating the driving mechanism 4, the curtain surface and the protection mechanism 5, the side wall of the cavity 21 where the through hole 23 is a first side wall, the side wall opposite to the first side wall is a second side wall, and the two side walls of the cavity 21 along the length direction of the box body 2 are third side walls.

Referring to fig. 3, the screen surface includes a plurality of fire prevention plates 3, and the fire prevention plates 3 are horizontally arranged rectangular parallelepiped plates, and when the screen surface is unfolded, the width direction of the fire prevention plates 3 is vertically arranged. Two adjacent PLASTIC LAMINATED 3 articulate, and two adjacent PLASTIC LAMINATED 3 can rotate relatively, and the PLASTIC LAMINATED 3 axis of rotation level sets up. The curtain surface is positioned between two supporting guide rails 12, and two ends of the fireproof plate 3 are slidably connected in the supporting guide rails 12. The curtain surface is formed by hanging a plurality of fireproof plates 3, so that the curtain surface can be wound and rolled, and the floor area is reduced.

Referring to fig. 3 and 4, the driving mechanism 4 includes a winding shaft 41 rotatably connected to the inside of the casing 2, the winding shaft 41 is axially parallel to the length direction of the casing 2, the uppermost fireproof plate 3 is fixedly connected to a side wall of the winding shaft 41, and a first driving motor 42 is coaxially and fixedly connected to one end of the winding shaft 41. The first driving motor 42 is started to drive the reel 41 to rotate, and the reel 41 drives the fireproof plate 3 to rotate so as to wind the curtain surface.

Referring to fig. 3 and 4, the protection mechanism 5 includes a support plate 52 slidably connected to the second side wall, four guide rods 51 are horizontally and fixedly connected to the side wall of the cavity 21, the axial direction of each guide rod 51 is parallel to the length direction of the box body 2, each guide rod 51 penetrates through the support plate 52, the support plate 52 is slidably connected to the corresponding guide rod 51, the side wall of the cavity 21 is rotatably connected with a drive screw 56, the axial direction of the drive screw 56 is parallel to the axial direction of the guide rod 51, the drive screw 56 is in threaded connection with the support plate 52, one end of the drive screw 56 is coaxially and fixedly connected with a second drive motor 55, and the second drive motor 55 is fixedly connected to the side wall of the cavity 21. A protection plate 54 capable of closing the through hole 23 is axially slidably connected to the first side wall along the guide rod 51.

Referring to fig. 5 and 6, the protection plate 54 abuts against the first sidewall, and the protection plate 54 is a rectangular plate. The third side wall is provided with a guide groove 22 along the sliding direction of the protection plate 54, and two ends of the protection plate 54 are slidably connected in the guide groove 22. The third side wall is provided with a connecting assembly 53, and the support plate 52 drives the protection plate 54 to slide through the connecting assembly 53.

Referring to fig. 4, two support rods 43 are fixedly connected to a side of the support plate 52 away from the second side wall, a support bearing 44 is fixedly connected to the support rods 43, the reel 41 is coaxially and fixedly connected to an inner wall of the support bearing 44, and the first driving motor 42 is fixedly connected to a side of the support plate 52 away from the second side wall.

Referring to fig. 4 and 5, the connecting assembly 53 includes a driving gear 532 rotatably connected to the third sidewall, a first rack 531 is fixedly connected to a side of the support plate 52 facing the shield plate 54, the first rack 531 is engaged with the driving gear 532, a second rack 533 is fixedly connected to a side of the shield plate 54 facing the support plate 52, the second rack 533 is engaged with the driving gear 532, and the shield plate 54 is driven to reversely slide by the first rack 531, the driving gear 532, and the second rack 533 when the support plate 52 slides.

The second driving motor 55 is started to drive the driving screw 56 to rotate, the driving screw 56 drives the supporting plate 52 to slide, the supporting plate 52 drives the rolled curtain face to slide towards the wall body, the supporting plate 52 drives the first rack 531 to slide, so that the second rack 533 is driven to reversely slide through the driving gear 532, and the second rack 533 drives the protecting plate 54 to slide, so that the through hole 23 is sealed.

The implementation principle of the upper and lower limiting fireproof rolling door for improving stability in the embodiment of the application is as follows: when the first driving motor 42 is started, the reel 41 is driven to rotate, and the reel 41 rotates to roll up the curtain surface. After the curtain surface is rolled up, the second driving motor 55 is started to drive the driving screw rod 56 to rotate, the driving screw rod 56 drives the support plate 52 to slide towards the inside of the wall body, and the support plate 52 drives the driving mechanism 4 and the curtain surface to slide towards the inside of the wall body. The support plate 52 slides to drive the first rack 531 to slide, the first rack 531 drives the drive gear 532 to rotate, the drive gear 532 drives the second rack 533 to slide, the second rack 533 drives the protection plate 54 to slide, and the protection plate 54 and the support plate 52 slide in opposite directions to seal the through hole 23.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an upper and lower spacing fire prevention rolling slats door of stability is improved, includes door frame (1), door frame (1) up end fixedly connected with box (2), through-hole (23) have been seted up towards door frame (1) one side in box (2), cavity (21) have been seted up in box (2), the internal rotation of cavity (21) slides and is connected with the curtain face, the curtain face passes through-hole (23) sliding connection in door frame (1), be provided with actuating mechanism (4) that drive curtain face rolling or extend in cavity (21), its characterized in that: be provided with in cavity (21) with through-hole (23) confined protection machanism (5), protection machanism (5) are including can be with through-hole (23) confined guard plate (54), guard plate (54) horizontal sliding connection is in cavity (21), guard plate (54) butt in through-hole (23) place cavity (21) lateral wall, fixedly connected with drives second driving motor (55) that guard plate (54) slided in cavity (21).

2. The upper and lower limit fireproof rolling shutter door capable of improving stability according to claim 1, characterized in that: the box (2) shape is the cuboid of level setting, box (2) are along length direction one side fixed connection in the wall body, horizontal smooth motion is connected with backup pad (52) in cavity (21), and in the vertical direction, guard plate (54) are located backup pad (52) below, actuating mechanism (4) and curtain face set up in backup pad (52) towards guard plate (54) one side, synchronous reverse slip of second driving motor (55) drive backup pad (52) and guard plate (54), when backup pad (52) is to the wall body internal slip, guard plate (54) reverse slip is with through-hole (23) closed.

3. The upper and lower limit fireproof rolling shutter door capable of improving stability according to claim 2, characterized in that: the side wall of the cavity (21) is rotatably connected with a driving screw rod (56), one end of the driving screw rod (56) is coaxially and fixedly connected with a second driving motor (55), the axial direction of the driving screw rod (56) is parallel to the sliding direction of the support plate (52), and the driving screw rod (56) is in threaded connection with the support plate (52).

4. The upper and lower limit fireproof rolling shutter door capable of improving stability according to claim 3, wherein: the cavity (21) side wall is horizontally and fixedly connected with a plurality of guide rods (51) along the sliding direction of the support plate (52), the guide rods (51) penetrate through the support plate (52), and the support plate (52) is connected to the guide rods (51) in a sliding mode.

5. The upper and lower limit fireproof rolling shutter door capable of improving stability according to claim 4, wherein: the utility model discloses a solar energy collector, including backup pad (52), backup pad (52) towards first rack (531) of guard plate (54) one side fixedly connected with, first rack (531) length direction is parallel with backup pad (52) glide direction, cavity (21) lateral wall rotates and is connected with drive gear (532), drive gear (532) axial is parallel with box (2) length direction, guard plate (54) towards backup pad (52) one side fixedly connected with second rack (533), first rack (531) and drive gear (532) meshing, second rack (533) mesh in drive gear (532), and drive gear (532) are located between first rack (531) and second rack (533) in vertical direction.

6. The upper and lower limit fireproof rolling shutter door capable of improving stability according to claim 5, wherein: guide slot (22) have been seted up along guard plate (54) glide direction to the lateral wall of cavity (21), guard plate (54) both ends sliding connection is in guide slot (22).

7. The upper and lower limit fireproof rolling shutter door capable of improving stability according to claim 6, wherein: actuating mechanism (4) are including rotating to be connected in backup pad (52) reel (41) and first driving motor (42) towards guard plate (54) one side, the coaxial fixed connection of first driving motor (42) main shaft and reel (41) one end, the curtain face includes polylith PLASTIC LAMINATED (3), and adjacent two PLASTIC LAMINATED (3) articulate and can rotate relatively, and the top PLASTIC LAMINATED (3) fixed connection is in reel (41) lateral wall, reel (41) axial is parallel with box (2) length direction.

8. The upper and lower limit fireproof rolling shutter door capable of improving stability according to claim 7, wherein: the supporting plate (52) deviates from two supporting rods (43) fixedly connected to one side of the second side wall, a supporting bearing (44) is fixedly connected to the supporting rods (43), and the reel (41) is coaxially and fixedly connected to the inner wall of the supporting bearing (44).