CN215408381U

CN215408381U - Plastic rolling shutter door convenient to install and maintain

Info

Publication number: CN215408381U
Application number: CN202121855359.9U
Authority: CN
Inventors: 张兴林
Original assignee: Jiangsu Ruizhan New Material Technology Co ltd
Current assignee: Jiangsu Ruizhan New Material Technology Co ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-01-04
Anticipated expiration: 2031-08-10

Abstract

The utility model discloses a plastic rolling shutter door convenient to install and maintain, which comprises a door frame, wherein sliding grooves are formed in the inner sides of the left and right parts of the door frame, a wire rewinding device is fixedly connected to the lower part of the left side of the door frame, a rotary drum is rotatably connected to the inner part of the wire rewinding device, a crank is fixedly connected to the front end of the rotary drum, the outer side of the rotary drum is fixedly connected to one end of a pull rope, a protective shell is fixedly connected to the upper part of the rear end of the door frame, fixed blocks are arranged on two sides of the rear part of the top end of the protective shell, grooves are formed in the inner sides of the fixed blocks and extend to the left and right inner side walls of the protective shell, and the inner parts of the grooves are connected to the left and right ends of a rear cover plate in a sliding mode. According to the utility model, the pull rope pulls the curtain sheet to move downwards by shaking the crank, so that the aim of closing the door without an external tool is achieved, the aim of facilitating maintenance is achieved by slidably connecting the rear cover plate and the protective shell, the device is not required to be integrally disassembled, the working efficiency is improved, and the curtain is worth of being widely popularized.

Description

Plastic rolling shutter door convenient to install and maintain

Technical Field

The utility model relates to the technical field of doors and windows, in particular to a plastic rolling shutter door convenient to install and maintain.

Background

The rolling door is a door which is formed by connecting a plurality of movable door sheets in series and rotates up and down by taking a scroll above the door as a center in a fixed slideway. Roller doors are commonly used in stores.

Chinese patent document CN2458417Y discloses a fire-proof rolling door, which is mainly characterized in that the curtain sheet of the fire-proof rolling door composed of a guide rail, a curtain sheet door and a rolling mechanism adopts a structure of a fire-proof layer sandwiched between an inner sheet and an outer sheet, aiming at the problem that the existing rolling door has no fire-proof and fire-proof functions. The patent has the functions of fire prevention and fire insulation, is suitable for business buildings, markets, warehouses and other buildings, and is inconvenient to close because the rolling shutter door is in a higher position when closed and needs to be closed by foreign objects.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a plastic rolling door convenient to install and maintain.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a plastics rolling slats door convenient to installation is maintained, includes the door frame, the door frame left and right sides inboard all is provided with the spout, the spout inboard all with the curtain piece left and right sides sliding connection, door frame left side lower part fixedly connected with spooler, the inside rotation of spooler is connected with the rotary drum, rotary drum front end fixedly connected with crank, the one end at the stay cord is connected to rotary drum outside fixed connection, door frame rear end upper portion fixedly connected with protecting crust, the inside rotation of protecting crust is connected with the pivot, protecting crust top rear portion both sides all are provided with the fixed block, the fixed block inboard all is provided with recess and extends to the protecting crust and controls the inside wall, the inside equal sliding connection of recess is held about the back shroud, the protecting crust controls the inside wall and all fixedly connected with the protection strip in the recess both sides.

As a further description of the above technical solution:

the middle lower part of the front end of the curtain sheet is fixedly connected with a door lock.

As a further description of the above technical solution:

the middle part of the pull rope is attached to the surface of the first guide shaft, and the first guide shaft is rotatably connected with the front wall and the rear wall of the wire rewinding device.

As a further description of the above technical solution:

the crank penetrates through the front wall of the wire winding device and is connected with the front wall of the wire winding device in a rotating mode.

As a further description of the above technical solution:

the other end of the pull rope is fixedly connected with the left lower end of the curtain sheet.

As a further description of the above technical solution:

the inner side of the upper part of the door frame is rotatably connected with a second guide shaft, and the curtain sheet is attached to the surface of the second guide shaft.

As a further description of the above technical solution:

one end of the curtain sheet is fixedly connected with the surface of the rotating shaft.

As a further description of the above technical solution:

and clamping blocks are fixedly connected to two sides of the bottom end of the rear cover plate.

The utility model has the following beneficial effects:

1. according to the utility model, the bottom end of the curtain sheet is manually pushed, the rotating shaft rotates to drive the curtain sheet to be wound on the surface of the rotating shaft, so that the purpose of opening the door is achieved, when the curtain sheet reaches a certain height, the pull rope is wound on the surface of the roller by shaking the crank, the pull rope pulls the curtain sheet to move downwards, so that the purpose of closing the door is achieved, and when the curtain sheet is too high, the rolling door can be closed without an external tool.

2. According to the utility model, the rear cover plate is arranged, when the device is in fault or dust needs to be cleaned, the rear cover plate is lifted, the clamping block slides along the groove, and after the rear cover plate is lifted to a proper degree, the rear cover plate can rotate and is placed at the top end of the protective shell due to the transverse arrangement of the groove on the inner side of the fixing block, so that the purpose of convenient maintenance is achieved, the device is not required to be integrally disassembled, the working efficiency is effectively improved, and the device is worth of great popularization.

Drawings

FIG. 1 is a perspective view of a plastic rolling door according to the present invention, which is easy to install and maintain;

FIG. 2 is a front view of a plastic roller door according to the present invention for easy installation and maintenance;

FIG. 3 is a side view of a plastic roller door according to the present invention for ease of installation and maintenance;

FIG. 4 is a schematic structural diagram of a rear cover plate of a plastic rolling door convenient for installation and maintenance according to the present invention;

fig. 5 is an enlarged view of a portion a in fig. 2.

Illustration of the drawings:

1. a chute; 2. a crank; 3. a wire rewinding device; 4. a door lock; 5. a curtain sheet; 6. a groove; 7. a fixed block; 8. a protective shell; 9. a door frame; 10. a second guide shaft; 11. a rotating shaft; 12. a clamping block; 13. a rear cover plate; 14. a rotating drum; 15. a first guide shaft; 16. pulling a rope; 17. and (4) a protective strip.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, one embodiment of the present invention is provided: a plastic rolling shutter door convenient for installation and maintenance comprises a door frame 9, sliding chutes 1 are arranged on the inner sides of the left and right parts of the door frame 9, the inner sides of the sliding chutes 1 are connected with the left and right sides of a curtain sheet 5 in a sliding manner, a wire rewinding device 3 is fixedly connected to the lower part of the left side of the door frame 9, a rotary drum 14 is rotatably connected to the inner side of the wire rewinding device 3, a crank 2 is fixedly connected to the front end of the rotary drum 14, the outer side of the rotary drum 14 is fixedly connected to one end of a pull rope 16, when the curtain sheet 5 reaches a certain height, the pull rope 16 is wound on the surface of the rotary drum by swinging the crank 2, the pull rope 16 pulls the curtain sheet 5 to move downwards to achieve the purpose of closing the door, when the curtain sheet 5 is too high, no external tool is needed, the door is convenient to close, a protective shell 8 is fixedly connected to the upper part of the rear end of the door frame 9, a rotating shaft 11 is rotatably connected to the protective shell 8, the bottom end of the curtain sheet 5 is manually pushed, the rotating shaft 11 rotates to drive the curtain sheet 5 to wind on the surface of the rotating shaft 11 to achieve the purpose of opening the door, both sides of the rear part of the top end of the protective shell 8 are provided with fixed blocks 7, the inner sides of the fixed blocks 7 are provided with grooves 6, the grooves 6 extend to the left inner side wall and the right inner side wall of the protective shell 8, the grooves 6 are connected with the left end and the right end of the rear cover plate 13 in a sliding manner, when the device is in fault or dust needs to be cleaned, the rear cover plate 13 is lifted, the clamping blocks 12 slide along the grooves 6, when the rear cover plate 13 is improved to a proper degree, the rear cover plate 13 can be rotated and placed at the top end of the protective shell 8 due to the transverse arrangement of the grooves 6 in the inner sides of the fixed blocks 7, the purpose of stabilizing the rear cover plate 13 is achieved, the two ends of the rear cover plate 13 are blocked by the protective strips 17, when the rear cover plate 13 is improved, the protective strips 17 cannot block the rear cover plate 13, the purpose that the rear cover plate 13 is rotatably placed at the top end of the protective shell 8 is achieved.

The middle lower part of the front end of the curtain sheet 5 is fixedly connected with a door lock 4, when the rolling shutter door is closed, the anti-theft purpose is achieved, the middle part of a pull rope 16 is attached to the surface of a first guide shaft 15, the first guide shaft 15 is rotatably connected with the front and rear walls of a wire winder 3, the purpose of changing the moving direction of the pull rope 16 is achieved, a crank 2 penetrates through the front wall of the wire winder 3 and is rotatably connected with the front wall of the wire winder 3, the other end of the pull rope 16 is fixedly connected to the left lower end of the curtain sheet 5, the pull rope 16 drives the curtain sheet 5 to move when moving, the purpose of conveniently closing the rolling shutter door is achieved, the inner side of the upper part of a door frame 9 is rotatably connected with a second guide shaft 10, the curtain sheet 5 is attached to the surface of the second guide shaft 10, the purpose of changing the moving direction of the curtain sheet 5 is achieved, one end of the curtain sheet 5 is fixedly connected with the surface of a rotating shaft 11, when the rotating shaft 11 rotates, the curtain sheet 5 is wound on the surface of the rotating shaft 11, the purpose of retracting the curtain sheet 5 is achieved, two sides of the bottom end of a rear cover plate 13 are fixedly connected with clamping blocks 12, the block 12 slides along the groove 6 to achieve the purpose of stable movement of the back cover plate 13.

The working principle is as follows: in the rolling door use process, promote the curtain 5 bottom through the manual work, pivot 11 rotates and drives curtain 5 winding on pivot 11 surface, reach the purpose of opening the door, after curtain 5 reaches a take the altitude, through rocking crank 2, make stay cord 16 winding on the cylinder surface, stay cord 16 pulling curtain 5 moves down, reach the purpose of closing the door, when curtain 5 is too high, need not with the help of external instrument, it is convenient to close the door, through being provided with back shroud 13, when the device trouble or when needing to clear up the dust, lift back shroud 13, fixture block 12 slides along recess 6, after back shroud 13 improves suitable degree, because recess 6 at the inboard of fixed block 7 sets up transversely, make back shroud 13 can rotate and place on 8 tops of protecting crust, reach the purpose of convenient maintenance, need not to dismantle the device wholly, effectively improve work efficiency, be worth wideling popularize.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. A plastics rolling slats door convenient to installation is maintained, includes door frame (9), its characterized in that: the novel door is characterized in that sliding chutes (1) are arranged on the inner sides of the left and right parts of the door frame (9), the inner sides of the sliding chutes (1) are connected with the left and right sides of a curtain sheet (5) in a sliding manner, a wire rewinding device (3) is fixedly connected to the lower part of the left side of the door frame (9), a rotary drum (14) is rotatably connected to the inner part of the wire rewinding device (3), a crank (2) is fixedly connected to the front end of the rotary drum (14), the outer side of the rotary drum (14) is fixedly connected to one end of a stay cord (16), a protective shell (8) is fixedly connected to the upper part of the rear end of the door frame (9), a rotary shaft (11) is rotatably connected to the inner part of the protective shell (8), fixed blocks (7) are arranged on the two sides of the rear part of the top end of the protective shell (8), grooves (6) are arranged on the inner sides of the fixed blocks (7) and extend to the left and right inner side walls of the protective shell (8), and the grooves (6) are slidably connected to the left and right side ends of a rear cover plate (13) respectively, the inner side wall of the left side and the right side of the protective shell (8) is fixedly connected with protective strips (17) on two sides of the groove (6).

2. A plastic rolling door for easy installation and maintenance as claimed in claim 1, wherein: the middle lower part of the front end of the curtain sheet (5) is fixedly connected with a door lock (4).

3. A plastic rolling door for easy installation and maintenance as claimed in claim 1, wherein: the middle part of the pull rope (16) is attached to the surface of the first guide shaft (15), and the first guide shaft (15) is rotatably connected with the front wall and the rear wall of the wire rewinding device (3).

4. A plastic rolling door for easy installation and maintenance as claimed in claim 1, wherein: the crank (2) penetrates through the front wall of the wire winding device (3) and is rotatably connected with the front wall of the wire winding device (3).

5. A plastic rolling door for easy installation and maintenance as claimed in claim 1, wherein: the other end of the pull rope (16) is fixedly connected with the left lower end of the curtain sheet (5).

6. A plastic rolling door for easy installation and maintenance as claimed in claim 1, wherein: the inner side of the upper part of the door frame (9) is rotatably connected with a second guide shaft (10) and the curtain sheet (5) is attached to the surface of the second guide shaft (10).

7. A plastic rolling door for easy installation and maintenance as claimed in claim 1, wherein: one end of the curtain sheet (5) is fixedly connected with the surface of the rotating shaft (11).

8. A plastic rolling door for easy installation and maintenance as claimed in claim 1, wherein: and clamping blocks (12) are fixedly connected to two sides of the bottom end of the rear cover plate (13).