Vertical lifting type fireproof rolling shutter door

Abstract

The utility model relates to the technical field of fireproof rolling shutter doors, and discloses a vertical lifting type fireproof rolling shutter door which comprises two mounting plates, a rolling lever is rotatably connected between the two mounting plates, a shutter plate is wound on the outer side of the rolling lever, a first chain wheel is arranged at one end of each rolling lever, and the first chain wheel is rotatably mounted on one side of one mounting plate. Wherein a second chain wheel is rotationally arranged on one side of one mounting plate, a chain is connected between the second chain wheel and the first chain wheel in a meshed mode, two third chain wheels are rotationally arranged on one side of one mounting plate, when the fireproof rolling shutter door is mounted, the two mounting plates are mounted on a wall body, a rolling lever is rotationally arranged between the two mounting plates, and the rolling lever is arranged between the two mounting plates. The balance weight plate is installed between the bottom ends of the two curtain plates, then the sliding groove plate is installed at the bottom of the installation plate, the embedded plate on one side of the L-shaped plate can be embedded into the inner wall of the installation plate, the second bolt is screwed to fix the embedded plate, and therefore welding is avoided, and installation inconvenience is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of fireproof rolling shutter doors, in particular to a vertical lifting type fireproof rolling shutter door. Background Art

[0002] Fireproof rolling shutter doors, together with the frame, can meet the requirements of fire resistance stability and integrity within a certain period of time. The fireproof rolling shutters are composed of curtain plates, rollers, motors, guide rails, brackets, protective covers and control mechanisms. Fireproof rolling shutters are mainly used for walls that need fire separation, especially fire walls and fire partitions. When large openings need to be opened due to production and use, but fire doors cannot be installed, and the current fireproof rolling shutter doors are basically connected by welding the mounting frames together during installation, which makes installation inconvenient and reduces installation efficiency. For this reason, a vertical lifting fireproof rolling shutter door is proposed. Utility Model Content

[0003] The purpose of the utility model is to provide a vertical lifting fireproof rolling shutter door to solve the problem mentioned in the above background technology that the current fireproof rolling shutter doors are basically connected together by welding during installation, which leads to inconvenience in installation and reduces installation efficiency.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a vertical lifting fireproof rolling shutter door, comprising two mounting plates, a rolling bar is rotatably connected between the two mounting plates, a curtain plate is wrapped around the outer side of the rolling bar, a first sprocket is provided at one end of the two rolling bars, and the first sprocket is rotatably installed on one side of one of the mounting plates, a second sprocket is rotatably provided on one side of one of the mounting plates, a chain is meshed and connected between the second sprocket and the first sprocket, two third sprockets are rotatably provided on one side of one of the mounting plates, a protective structure is provided on the top of the two mounting plates, two slide groove plates are provided on the bottom of the two mounting plates, two fixed plates are provided between the two slide groove plates, an L-shaped plate is fixedly provided at one end of the two slide groove plates, and the L-shaped plate is located on the mounting plate The bottom of the L-shaped plate is provided with an embedded plate on one side, and the embedded plate is embedded in the inner wall of the mounting plate. A second bolt is provided on one side of the L-shaped plate and one end of the second bolt extends into the embedded plate. A counterweight plate is connected between the bottom ends of the two curtain plates, and multiple reinforcement plates are provided on the outer sides of the two curtain plates. A motor is fixedly provided on one side of one of the mounting plates and the output end of the motor is connected to the second sprocket. When installing the fireproof rolling shutter door, the two mounting plates are installed on the wall, and a rolling bar is rotatably provided between the two mounting plates. The counterweight plate is installed between the bottom ends of the two curtain plates, and then the slide plate is installed at the bottom of the mounting plate. The embedded plate on one side of the L-shaped plate will be embedded in the inner wall of the mounting plate, and the second bolt is screwed to fix the embedded plate, thereby avoiding welding and causing inconvenience in installation.

[0005] Preferably, the protective structure includes two connecting plates, the two connecting plates are respectively buckled on the tops of the two mounting plates, the tops of the two connecting plates are provided with a first bolt, one end of the first bolt is connected to the inner wall of the mounting plate, both ends of the tops of the mounting plates are provided with plug-in rods and the plug-in rods pass through the connecting plates, protective cloth is provided on the outer sides of the two connecting plates and the protective cloth wraps the mounting plates, a plurality of reinforcing rods are provided between the two connecting plates, a plurality of reinforcing rods are fixedly provided with plug-in blocks at both ends of the plurality of reinforcing rods and the plug-in blocks are embedded in the inner walls of the connecting plates, during installation, the reinforcing rods are installed between the two connecting plates through the plug-in blocks, and then the connecting plates are buckled on the tops of the mounting plates, the plug-in rods on both sides of the tops of the mounting plates will limit the connecting plates, the first bolts are turned to fix the connecting plates for easy installation, and then the protective cloth is connected to the outer sides of the connecting plates, thereby wrapping and protecting the contents of the mounting plates.

[0006] Preferably, a connecting groove is provided at the bottom of the mounting plate, the size of the embedded plate matches the size of the connecting groove, and the L-shaped plate is installed at the bottom of the mounting plate through the embedded plate.

[0007] Preferably, a plurality of plug-in slots are provided on an inner wall of one side of the connecting plate, the plug-in blocks are engaged with the plug-in slots, and the reinforcing rods are installed between the two connecting plates through the plug-in blocks, thereby reinforcing the connecting plates.

[0008] Preferably, a first threaded hole is opened inside the embedded plate, and the second bolt is threadedly connected to the embedded plate through the threaded hole, and the embedded plate is limited and fixed by the second bolt.

[0009] Preferably, a groove is provided in the middle of the top of the connecting plate, and the first bolt is located inside the groove, so as to facilitate installation of the connecting plate on the top of the mounting plate.

[0010] Preferably, through holes are provided on both sides of the top of the connecting plate, and the plug-in rods pass through the through holes, so that the connecting plate is limited by the plug-in rods.

[0011] Compared with the prior art, the utility model adopts the above technical solution and has the following technical effects:

[0012] The utility model is provided with a slide plate, a fixing plate, an L-shaped plate, an embedded plate and a second bolt. When installing the fireproof rolling shutter door, the two mounting plates are mounted on the wall, a rolling bar is rotatably arranged between the two mounting plates, and the motor is started, and the motor drives the rolling bar to rotate through a chain, so as to lift and lower the curtain plate, and then the slide plate is mounted on the bottom of the mounting plate through the L-shaped plate, the embedded plate on one side of the L-shaped plate is embedded in the inner wall of the mounting plate, and then the second bolt is rotated to fix it, and one side of the curtain plate is slidably mounted on the inner wall of one side of the slide plate, and then the reinforcing rod is installed between the two connecting plates through the plug-in block, and the connecting plate is installed on the top of the mounting plate, and the plug-in rods on both sides of the top of the mounting plate limit the connecting plate, and the first bolt is screwed to fix the connecting plate, so as to facilitate installation and avoid welding, and then the protective cloth is connected to the outer side of the connecting plate, so as to wrap and protect the contents of the mounting plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a schematic diagram of the main structure of the utility model;

[0015] Figure 2 It is a side view structural schematic diagram of the utility model;

[0016] Figure 3 It is a cross-sectional structural schematic diagram of the utility model;

[0017] Figure 4 It is a schematic diagram of the connection structure of the mounting plate and the connecting plate of the utility model;

[0018] Figure 5 It is a schematic diagram of the connection structure of the connection plate and the reinforcing rod of the utility model.

[0019] Explanation of the accompanying drawings: 1. Mounting plate; 2. Rolling bar; 3. Curtain plate; 4. First sprocket; 5. Second sprocket; 6. Chain; 7. Third sprocket; 8. Connecting plate; 9. First bolt; 10. Plug-in rod; 11. Protective cloth; 12. Reinforcing rod; 13. Plug-in block; 14. Slide plate; 15. Fixing plate; 16. L-shaped plate; 17. Embedded plate; 18. Second bolt; 19. Counterweight plate; 20. Reinforcement plate; 21. Motor. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] It should be noted that when an element is referred to as being "fixed on" or "set on" another element, it can be directly on the other element or indirectly set on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0022] It should be understood that the terms "length", "width", "up", "down", "front", "back", "first", "second", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0023] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, "multiple" and "several" mean two or more, unless otherwise clearly and specifically defined.

[0024] It should be noted that the structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the conditions under which this application can be implemented. Therefore, they have no substantive technical significance. Any structural modification, change in proportional relationship or adjustment of size should still fall within the scope of the technical content disclosed in this application without affecting the effects and purposes that can be achieved by this application.

[0025] Example

[0026] In the prior art, when the current fire shutter door is installed, the mounting frames are basically connected together by welding, which causes inconvenience in installation and reduces the installation efficiency.

[0027] See also Figure 1-5The utility model provides a technical solution: a vertical lifting fireproof rolling shutter door, including two mounting plates 1, a rolling bar 2 is rotatably connected between the two mounting plates 1, a curtain plate 3 is wrapped around the outer side of the rolling bar 2, one end of the two rolling bars 2 is provided with a first sprocket 4, and the first sprocket 4 is rotatably installed on one side of one of the mounting plates 1, a second sprocket 5 is rotatably provided on one side of one of the mounting plates 1, a chain 6 is meshed and connected between the second sprocket 5 and the first sprocket 4, two third sprockets 7 are rotatably provided on one side of one of the mounting plates 1, the two third sprockets 7 are connected to the chain 6 for tightening the chain 6, and at the same time, the existence of the two third sprockets 7 changes the path angle of the chain 6 linking the first sprocket 4 on the two rolling bars 2, and the arrangement of the two third sprockets 7 The arrangement makes the wrap angle between the chain 6 and the two first sprocket wheels 4 greater than ninety degrees, so that the two first sprocket wheels 4 can be smoothly driven to rotate by the chain 6. A protective structure is arranged on the top of the two mounting plates 1, and the protective structure includes two connecting plates 8. The two connecting plates 8 are respectively buckled on the top of the two mounting plates 1. The tops of the two connecting plates 8 are provided with first bolts 9, one end of the first bolt 9 is connected to the inner wall of the mounting plate 1, and a groove is provided in the middle of the top of the connecting plate 8. The first bolt 9 is inside the groove, which is convenient for installing the connecting plate 8 on the top of the mounting plate 1. Plug rods 10 are provided at both ends of the top of the mounting plate 1, and the plug rods 10 pass through the connecting plate 8. Through holes are provided on both sides of the top of the connecting plate 8. The plug rods 10 pass through the through holes. The connecting plates 8 are connected to the connecting plates 8 through the plug rods 10. To limit the position, a protective cloth 11 is provided on the outer side of the two connecting plates 8 and the protective cloth 11 wraps the mounting plate 1, and a plurality of reinforcing rods 12 are provided between the two connecting plates 8. Plug-in blocks 13 are fixedly provided at both ends of the plurality of reinforcing rods 12 and the plug-in blocks 13 are embedded in the inner wall of the connecting plate 8. A plurality of plug-in grooves are provided on the inner wall of one side of the connecting plate 8, and the plug-in blocks 13 are buckled with the plug-in grooves. The reinforcing rods 12 are installed between the two connecting plates 8 through the plug-in blocks 13, thereby reinforcing the connecting plates 8. When installing, the reinforcing rods 12 are installed between the two connecting plates 8 through the plug-in blocks 13, and then the connecting plate 8 is buckled on the top of the mounting plate 1. The plug-in rods 10 on both sides of the top of the mounting plate 1 will limit the connecting plate 8, and the first bolt 9 is screwed to tighten the connecting plate 8. The protective cloth 11 is connected to the outer side of the connecting plate 8 to wrap and protect the contents of the mounting plate 1. Two slide plates 14 are provided at the bottom of the two mounting plates 1. Two fixing plates 15 are provided between the two slide plates 14. An L-shaped plate 16 is fixedly provided at one end of the two slide plates 14 and the L-shaped plate 16 is at the bottom of the mounting plate 1. An embedded plate 17 is provided on one side of the L-shaped plate 16. The embedded plate 17 is embedded in the inner wall of the mounting plate 1. A connecting groove is provided at the bottom of the mounting plate 1. The size of the embedded plate 17 matches the size of the connecting groove. The L-shaped plate 16 is installed at the bottom of the mounting plate 1 through the embedded plate 17. A second bolt 18 is provided on one side of the L-shaped plate 16 and one end of the second bolt 18 extends into the embedded plate 17.A first threaded hole is provided inside the embedded plate 17, and a second bolt 18 is threadedly connected to the embedded plate 17 through the threaded hole. The embedded plate 17 is fixed by the second bolt 18. A counterweight plate 19 is connected between the bottom ends of the two curtain plates 3. A plurality of reinforcing plates 20 are arranged on the outside of the two curtain plates 3. A motor 21 is fixedly arranged on one side of one mounting plate 1, and the output end of the motor 21 is connected to the second sprocket 5. When installing the fireproof rolling shutter door, the two mounting plates 1 are installed on the wall, and a rolling bar 2 is rotatably arranged between the two mounting plates 1. The counterweight plate 19 is installed between the bottom ends of the two curtain plates 3, and then the slide plate 14 is installed at the bottom of the mounting plate 1. The embedded plate 17 on one side of the L-shaped plate 16 will be embedded in the inner wall of the mounting plate 1. The second bolt 18 is screwed to fix the embedded plate 17, thereby avoiding welding, which causes inconvenience in installation.

[0028] Working principle or structural principle, when installing the fireproof rolling shutter door, the two mounting plates 1 are mounted on the wall, and a rolling bar 2 is rotatably arranged between the two mounting plates 1. The motor 21 is started, and the motor 21 will drive the rolling bar 2 to rotate through the chain 6, thereby lifting the curtain plate 3, and then the slide plate 14 is installed on the bottom of the mounting plate 1 through the L-shaped plate 16, and the embedded plate 17 on one side of the L-shaped plate 16 will be embedded in the inner wall of the mounting plate 1, and then the second bolt 18 is rotated to fix it, and one side of the curtain plate 3 is slid and installed on the inner wall of one side of the slide plate 14, and then the reinforcing rod 12 is installed between the two connecting plates 8 through the plug-in block 13, and the connecting plate 8 is installed on the top of the mounting plate 1. The plug-in rods 10 on both sides of the top of the mounting plate 1 will limit the connecting plate 8, and the first bolt 9 is screwed to fix the connecting plate 8, which is convenient for installation and avoids welding, and then the protective cloth 11 is connected to the outside of the connecting plate 8, so as to wrap and protect the contents of the mounting plate 1.

[0029] So far, the embodiments of the utility model have been described in detail in conjunction with the accompanying drawings. It should be noted that the implementation methods not shown or described in the drawings or the body of the specification are all forms known to ordinary technicians in the relevant technical field and are not described in detail. In addition, the above definitions of each component are not limited to the various specific structures, shapes or methods mentioned in the embodiments, and ordinary technicians in the field can simply change or replace them.

[0030] Those skilled in the art will appreciate that the features described in the various embodiments and / or claims of the present invention may be combined and / or combined in various ways, even if such combinations and / or combinations are not explicitly described in the present invention. In particular, the features described in the various embodiments and / or claims of the present invention may be combined and / or combined in various ways without departing from the spirit and teachings of the present invention. All of these combinations and / or combinations fall within the scope of the present invention.

[0031] The specific embodiments described above further illustrate the purpose, technical solutions and beneficial effects of the present invention. It should be understood that the above description is only a specific embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A vertical lifting fireproof rolling shutter door, comprising two mounting plates (1), characterized in that: A rolling bar (2) is rotatably connected between the two mounting plates (1), a curtain plate (3) is wound around the outer side of the rolling bar (2), a first sprocket (4) is provided at one end of each of the two rolling bars (2), and the first sprocket (4) is rotatably mounted on one side of one of the mounting plates (1), a second sprocket (5) is rotatably provided on one side of one of the mounting plates (1), a chain (6) is meshed and connected between the second sprocket (5) and the first sprocket (4), two third sprockets (7) are rotatably provided on one side of one of the mounting plates (1), a protective structure is provided on the top of the two mounting plates (1), two slide slot plates (14) are provided at the bottom of the two mounting plates (1), and two third sprockets (7) are provided between the two slide slot plates (14). A fixing plate (15) is provided, one end of the two slide groove plates (14) is fixedly provided with an L-shaped plate (16), and the L-shaped plate (16) is located at the bottom of the mounting plate (1), one side of the L-shaped plate (16) is provided with an embedded plate (17), and the embedded plate (17) is embedded in the inner wall of the mounting plate (1), one side of the L-shaped plate (16) is provided with a second bolt (18), and one end of the second bolt (18) extends into the embedded plate (17), a counterweight plate (19) is connected between the bottom ends of the two curtain plates (3), and a plurality of reinforcement plates (20) are provided on the outer sides of the two curtain plates (3), and a motor (21) is fixedly provided on one side of one of the mounting plates (1), and the output end of the motor (21) is connected to the second sprocket (5).

2. The vertical lifting fireproof rolling shutter door according to claim 1 is characterized in that: The protective structure comprises two connecting plates (8), the two connecting plates (8) are respectively buckled on the top of the two mounting plates (1), the top of the two connecting plates (8) are provided with a first bolt (9), one end of the first bolt (9) is connected to the inner wall of the mounting plate (1), both ends of the top of the mounting plate (1) are provided with plug-in rods (10), and the plug-in rods (10) pass through the connecting plates (8), the outer sides of the two connecting plates (8) are provided with protective cloth (11), and the protective cloth (11) wraps the mounting plates (1), and a plurality of reinforcing rods (12) are provided between the two connecting plates (8), and plug-in blocks (13) are fixedly provided at both ends of the plurality of reinforcing rods (12), and the plug-in blocks (13) are embedded in the inner wall of the connecting plate (8).

3. The vertical lifting fireproof rolling shutter door according to claim 1 is characterized in that: A connecting groove is provided at the bottom of the mounting plate (1), and the size of the embedded plate (17) is adapted to the size of the connecting groove.

4. The vertical lifting fire shutter door according to claim 2 is characterized in that: A plurality of plug-in slots are formed on an inner wall of one side of the connection plate (8), and the plug-in blocks (13) are buckled into the plug-in slots.

5. The vertical lifting fireproof rolling shutter door according to claim 1 is characterized in that: A first threaded hole is provided inside the embedded plate (17), and the second bolt (18) is threadedly connected to the embedded plate (17) through the threaded hole.

6. The vertical lifting fire shutter door according to claim 2 is characterized in that: A groove is provided in the middle of the top of the connecting plate (8), and the first bolt (9) is located inside the groove.

7. The vertical lifting fireproof rolling shutter door according to claim 2 is characterized in that: Through holes are provided on both sides of the top of the connecting plate (8), and the plug-in rod (10) passes through the through holes.

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