Fire resisting shutter easy to install

Abstract

The utility model discloses an easy-to-install fire resisting shutter, which comprises a square box, a bottom plate, a winding drum and a fire resisting shutter, the bottom plate is connected to the bottom of the square box through bolts, the winding drum is arranged in the square box, the fire resisting shutter is wound on the winding drum, and the bottom of the bottom plate is connected with symmetrically distributed limiting plates through bolts. The utility model belongs to the technical field of fireproof rolling shutters, and particularly relates to a fireproof rolling shutter door which solves the problems that when most fireproof rolling shutter doors are fixedly connected with a wall body through bolts and the fireproof rolling shutter doors have problems and need to be replaced or disassembled for maintenance, the wall body needs to be punched again to guarantee the use stability of the fireproof rolling shutter doors, and the cost is low. The fireproof roller shutter easy to install solves the problem that the fireproof roller shutter is easy to install.

Description

Technical Field

[0001] The utility model belongs to the technical field of fireproof rolling shutters, and in particular relates to a fireproof rolling shutter which is easy to install. Background Art

[0002] Fire shutter doors are a type of fire prevention and heat insulation facility suitable for larger openings in buildings. The product plays a certain role in design and installation technology. Fire shutter doors are widely used in fire partition areas of industrial and civil buildings. They can effectively prevent the spread of fire and protect the safety of life and property. They are indispensable fire prevention facilities in modern buildings.

[0003] Most of the current fire shutter doors are fixed to the wall by bolts. When the fire shutter door has problems and needs to be replaced or disassembled for repair, the wall needs to be re-punched to ensure the stability of the fire shutter door, which can easily cause damage to the wall. Utility Model Content

[0004] The technical problem to be solved by the utility model is that fire shutter doors are mostly fixedly connected to the wall by bolts. When the fire shutter doors have problems and need to be replaced or disassembled for repair, the wall needs to be re-punched to ensure the stability of the fire shutter doors, which can easily cause damage to the wall.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is as follows: a fireproof roller shutter that is easy to install, comprising a square box, a base plate, a roller and a fireproof roller shutter, the base plate being connected to the bottom of the square box by bolts, the roller being arranged inside the square box, the fireproof roller shutter being wound on the roller, the bottom of the base plate being connected with symmetrically distributed limit plates by bolts, and also comprising an installation component and a retractable component, the installation component being arranged inside the square box for quickly installing and positioning the fireproof roller shutter, the retractable component being arranged inside the square box, the retractable component being arranged above the installation component, and the retractable component driving the roller to reel in or release the fireproof roller shutter.

[0006] Furthermore, the installation components are symmetrically distributed, and the installation components include a rotating shaft, an electric push rod and a latch. The rotating shaft is rotatably connected to the inner wall of the square box, one end of the rotating shaft is fixedly connected to a connecting plate, the electric push rod is fixedly installed on the outer wall of the connecting plate, the free end of the electric push rod is fixedly connected to a disc, the latch is fixedly connected to the outer wall of the disc, and the latch is symmetrically distributed.

[0007] Furthermore, the retractable assembly includes a double-headed motor, pulley one and pulley two, the double-headed motor is fixedly installed on the top of the square box, both ends of the double-headed motor are fixedly connected with output shafts, the output shaft is rotatably connected to the inner wall of the square box away from the double-headed motor, the pulley two is fixedly connected to the rotating shaft, and a transmission belt is connected between the pulley one and the pulley two.

[0008] Furthermore, inner grooves are provided at both ends of the drum, the inner grooves are symmetrically distributed, the latch and the inner grooves are matched, a guide column is fixedly connected between the inner walls of the square box, and one end of the fireproof roller shutter is arranged around the top of the guide column.

[0009] Furthermore, an opening is provided at the bottom of the base plate, and the opening is arranged in a long strip shape. One end of the fireproof rolling curtain passes through the opening and is arranged below the base plate.

[0010] After adopting the above structure, the utility model has the following beneficial effects:

[0011] (1) The whole is divided into two parts, the upper and lower parts. The square box can be fixedly installed on the wall. When dismantling and repairing the fireproof rolling shutter, the bottom plate can be removed and then the two sets of electric push rods can be controlled to retract and the roller can be removed, avoiding the problem of re-drilling the wall after routine maintenance;

[0012] (2) The roller can be quickly installed and positioned, and the limit plate can be adaptively installed according to the width of the fireproof roller shutter, so as to limit and guide the fireproof roller shutter;

[0013] (3) It is convenient to drive the installed roller to complete the winding and releasing of the fireproof roller shutter. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0015] Figure 1 This is a schematic diagram of the overall structure of an easy-to-install fireproof roller shutter proposed by the utility model;

[0016] Figure 2 This is a front view of an easy-to-install fireproof roller shutter proposed by the utility model;

[0017] Figure 3 This is a schematic diagram of the internal structure of a square box of a fireproof roller shutter that is easy to install proposed by the utility model;

[0018] Figure 4 A half-section view of an easy-to-install fireproof roller shutter proposed by the utility model.

[0019] In the attached drawings: 1. square box, 2. bottom plate, 3. reel, 4. fireproof roller shutter, 5. limit plate, 6. rotating shaft, 7. electric push rod, 8. latch, 9. connecting plate, 10. disc, 11. double-headed motor, 12. pulley one, 13. pulley two, 14. output shaft, 15. transmission belt, 16. inner groove, 17. guide column, 18. opening. DETAILED DESCRIPTION

[0020] like Figure 1-2 As shown, a fireproof roller shutter which is easy to install comprises a square box 1, a base plate 2, a roller 3 and a fireproof roller shutter 4. The base plate 2 is connected to the bottom of the square box 1 by bolts, the roller 3 is arranged inside the square box 1, the fireproof roller shutter 4 is wound on the roller 3, and the bottom of the base plate 2 is connected with symmetrically distributed limit plates 5 by bolts. The base plate 2 also comprises an installation component and a retractable component. The installation component is arranged inside the square box 1, the retractable component is arranged inside the square box 1, and the retractable component is arranged above the installation component.

[0021] like Figure 1-4 As shown, in order to quickly install and position the fireproof roller shutter 4 for the convenience of later disassembly and maintenance, the installation components are symmetrically distributed, and the installation components include a rotating shaft 6, an electric push rod 7 and a latch 8. The rotating shaft 6 is rotatably connected to the inner wall of the square box 1, and one end of the rotating shaft 6 is fixedly connected to a connecting plate 9, and the electric push rod 7 is fixedly installed on the outer wall of the connecting plate 9. The free end of the electric push rod 7 is fixedly connected to a disc 10, and the latch 8 is fixedly connected to the outer wall of the disc 10. The latch 8 is symmetrically distributed, and inner grooves 16 are provided at both ends of the drum 3. The inner grooves 16 are symmetrically distributed, and the latch 8 and the inner grooves 16 are matched. A guide column 17 is fixedly connected between the inner walls of the square box 1, and one end of the fireproof roller shutter 4 is arranged to bypass the top of the guide column 17.

[0022] like Figure 1-4 As shown, in order to be able to reel in or release the fireproof roller shutter 4, the reeling and releasing assembly includes a double-headed motor 11, a pulley one 12 and a pulley two 13. The double-headed motor 11 is fixedly installed on the top of the square box 1, and both ends of the double-headed motor 11 are fixedly connected to an output shaft 14. The output shaft 14 is rotatably connected to the inner wall of the square box 1 away from the double-headed motor 11, and the pulley two 13 is fixedly connected to the rotating shaft 6. A transmission belt 15 is connected between the pulley one 12 and the pulley two 13.

[0023] Among them, an opening 18 is provided at the bottom of the bottom plate 2, and the opening 18 is arranged in a long strip shape. One end of the fireproof rolling curtain 4 passes through the opening 18 and is arranged below the bottom plate 2.

[0024] When the whole is installed, the square box 1 is fixed on the wall by bolts, and then the reel 3 is placed inside the square box 1 and aligned with the corresponding inner groove 16, and the electric push rod 7 is controlled to extend to install and position the reel 3, and then one end of the fireproof rolling curtain 4 is passed through the opening 18 of the bottom plate 2 and the bottom plate 2 is installed at the bottom of the square box 1, and finally the limit plate 5 is adaptively installed according to the width of the fireproof rolling curtain 4, so as to limit and guide the fireproof rolling curtain 4;

[0025] When in use, the double-headed motor 11 is turned on, and the rotation of the output shaft 14 causes the pulley 12 to rotate, and the pulley 2 13 on the rotating shaft 6 rotates under the transmission action of the transmission belt 15, and then the winding and releasing operation of the fireproof roller shutter 4 can be completed;

[0026] When disassembling and repairing the fireproof roller shutter 4, only the limit plate 5 is disassembled, and then the bottom plate 2 is disassembled, and finally the two sets of electric push rods 7 are controlled to retract to separate the pin 8 from the inner groove 16, and the roller 3 can be disassembled, avoiding the problem of re-drilling the wall after routine maintenance.

[0027] Although the embodiments of the utility model have been shown and described, it is understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the utility model, and the scope of the utility model is defined by the attached claims and their equivalents. In short, if those skilled in the art are inspired by them and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the scope of protection of the utility model.

Claims

1. An easy-to-install fireproof rolling shutter, comprising a square box, a bottom plate, a drum and a fireproof rolling shutter, wherein the bottom plate is connected to the bottom of the square box by bolts, the drum is arranged inside the square box, the fireproof rolling shutter is wound on the drum, and the bottom of the bottom plate is connected to symmetrically distributed limit plates by bolts, characterized in that: It also includes an installation component and a retractable component. The installation component is arranged inside the square box and is used to quickly install and position the fireproof roller shutter. The retractable component is arranged inside the square box and above the installation component. The retractable component drives the roller to reel in or release the fireproof roller shutter.

2. The fireproof roller shutter that is easy to install according to claim 1, characterized in that: The installation components are symmetrically distributed, and the installation components include a rotating shaft, an electric push rod and a latch. The rotating shaft is rotatably connected to the inner wall of the square box, one end of the rotating shaft is fixedly connected to a connecting plate, the electric push rod is fixedly installed on the outer wall of the connecting plate, the free end of the electric push rod is fixedly connected to a disc, the latch is fixedly connected to the outer wall of the disc, and the latch is symmetrically distributed.

3. The fireproof roller shutter that is easy to install according to claim 2, characterized in that: The retractable assembly includes a double-headed motor, pulley one and pulley two, the double-headed motor is fixedly installed on the top of the square box, both ends of the double-headed motor are fixedly connected with output shafts, the output shaft is rotatably connected to the inner wall of the square box away from the double-headed motor, the pulley two is fixedly connected to the rotating shaft, and a transmission belt is connected between the pulley one and the pulley two.

4. The fireproof roller shutter that is easy to install according to claim 3 is characterized by: Both ends of the drum are provided with inner grooves, which are symmetrically distributed. The latch pins are matched with the inner grooves. A guide column is fixedly connected between the inner walls of the square box, and one end of the fireproof roller shutter is arranged around the top of the guide column.

5. The fireproof roller shutter that is easy to install according to claim 4, characterized in that: An opening is provided at the bottom of the base plate, and the opening is arranged in a long strip shape. One end of the fireproof rolling curtain passes through the opening and is arranged below the base plate.

Images