Mine belt fireproof rolling shutter door

Abstract

The utility model discloses a mine belt fireproof rolling shutter door which comprises a rolling shutter machine body, a rolling shutter roller is rotationally installed in the center of the interior of the rolling shutter machine body, a rolling shutter shaft is arranged in the rolling shutter roller, the two ends of the rolling shutter shaft extend to the exterior of the rolling shutter machine body, and a rolling shutter door body is wound on the outer wall of the rolling shutter roller. A second driven conical tooth is arranged at one end of the roller shutter shaft, a first driven conical tooth is arranged at the end, away from the second driven conical tooth, of the roller shutter shaft, a second shaft frame is arranged at the position, below the second driven conical tooth, of the bottom end of the roller shutter machine body, and a second rotating shaft is rotationally connected to one side in the second shaft frame. The bottom end of the second rotating shaft extends to the outside of the second shaft bracket and is provided with a rocking handle, and the top end of the second rotating shaft extends to the outside of the second shaft bracket and is provided with a second driving conical tooth. According to the roller shutter door, the roller shutter door body can be opened and closed easily in a manual control mode when the motor breaks down, the purpose of preventing fire disasters is achieved, and the purpose of extinguishing fire is achieved.

Description

Technical Field

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

[0002] At present, rolling shutters are widely used in various industries in my country. In the coal mining industry, mine belt conveyors are usually placed in designated rooms. In order to open and close the rooms, corresponding rolling shutters are required.

[0003] A fireproof and anti-theft rolling shutter door with a reference publication number of CN205502949U comprises a rolling shutter mechanism and a lifting mechanism, wherein the rolling shutter mechanism comprises a rolling shutter transmission shaft, a fire extinguishing device, a rolling door slide rail and a rolling shutter door, the lifting mechanism comprises a switch controller and a driving device, the rolling shutter transmission shaft, the fire extinguishing device, the driving device and the rolling door slide rail are fixedly connected in sequence, the rolling shutter door comprises a fireproof rolling shutter, the fireproof rolling shutter comprises a nano-rubber felt base layer, both sides of the nano-rubber felt base layer are respectively wrapped with at least one inorganic fiber layer, and the inorganic fiber layer is made of glass fiber. Cloth, high silica fiber cloth, mullite fiber cloth, alumina fiber cloth, zirconia fiber cloth, calcium silicate fiber cloth or mineral wool cloth. The rolling shutter door has a simple structure, is easy to operate, has high practicality, is fireproof and fireproof, has a low probability of failure, has a low maintenance cost and a long service life. According to the above, although the rolling shutter door can be well applied, it is usually inconvenient to manually rotate the rolling shutter drive shaft. When a fire occurs and the driving mechanism fails, the rolling shutter door cannot be opened and closed, which often troubles people. Utility Model Content

[0004] The purpose of the utility model is to provide a mine belt fireproof rolling shutter door to solve the problem in the above background technology that although the rolling shutter door can be well applied, it is usually inconvenient to manually rotate the rolling shutter drive shaft, and when a fire occurs and causes the driving mechanism to fail, the rolling shutter door cannot be opened and closed.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a mine belt fireproof rolling shutter door, comprising a rolling shutter body, a rolling shutter roller is rotatably installed at the center position inside the rolling shutter body, a rolling shutter shaft is arranged inside the rolling shutter roller, both ends of the rolling shutter shaft extend to the outside of the rolling shutter body, a rolling shutter door body is wound around the outer wall of the rolling shutter roller, the bottom end of the rolling shutter door body extends to the outside of the rolling shutter body, one end of the rolling shutter shaft is provided with a second driven conical tooth, the end of the rolling shutter shaft away from the second driven conical tooth is provided with a first driven conical tooth, a second shaft frame is provided at the bottom end of the rolling shutter body below the second driven conical tooth, and a One side is rotatably connected with a second rotating shaft, the bottom end of the second rotating shaft extends to the outside of the second axis frame and is equipped with a crank handle, the top end of the second rotating shaft extends to the outside of the second axis frame and is provided with a second active conical tooth, the second active conical tooth and the second driven conical tooth are meshed with each other, a first axis frame is provided at the bottom end of the rolling shutter body below the first driven conical tooth, an L-shaped seat body is provided at the bottom end of the first axis frame, a motor is installed at the bottom end of the L-shaped seat body, the top end of the motor passes through the L-shaped seat body and is provided with a first rotating shaft, the top end of the first rotating shaft passes through the first axis frame and is provided with a first active conical tooth, the first active conical tooth and the first driven conical tooth are meshed with each other.

[0006] Preferably, both sides of the bottom end of the rolling shutter body are provided with limit rails, and the limit rails are movably connected to the rolling shutter door body. The limit rails are provided to limit the movement range of the rolling shutter door body.

[0007] Preferably, a liquid passing frame is provided on the surface of the roller shutter body, and nozzles with equal intervals are installed on the surface of the liquid passing frame, so that fire sources can be extinguished through the arrangement of the nozzles.

[0008] Preferably, a door handle is provided at the lower end of the surface of the rolling door body, and locking rings are provided on the surfaces of the rolling door body on both sides of the door handle. The door handle is provided so that the rolling door body can be pulled.

[0009] Preferably, a three-way liquid injection pipe is provided at the top of the liquid passing frame, and an alarm is provided on the surface of the roller shutter body on one side of the liquid passing frame. The three-way liquid injection pipe is provided so that water can be transported to the inside of the liquid passing frame through an external water supply mechanism.

[0010] Preferably, a smoke sensor is provided on the surface of the roller shutter body on the side of the liquid-passing frame away from the alarm, and a temperature sensor is provided on the surface of the roller shutter body below the smoke sensor. The temperature sensor and the smoke sensor are arranged so as to monitor and process the temperature and smoke volume in the current area.

[0011] Compared with the prior art, the utility model has the following beneficial effects: the mine belt fireproof rolling shutter door is not only easy to open and close the rolling shutter door body by manual control when the motor fails, but also achieves the purpose of fire prevention and fire extinguishing;

[0012] By turning the crank, the second active conical teeth are driven to rotate via the second rotating shaft, and the second active conical teeth drive the rolling shutter shaft to rotate slowly via the second driven conical teeth. When the motor fails, the rolling shutter shaft can be driven to rotate manually, so that the rolling shutter door body can be opened and closed easily.

[0013] The smoke sensor monitors the smoke in the current environment. If the amount of smoke is large, the alarm will sound an alarm to warn, thereby achieving the purpose of fire prevention;

[0014] The temperature of the current environment is monitored by the temperature sensor. If the current temperature exceeds the set value, it means that a fire has occurred in the current area. At this time, the external water supply mechanism connected to the three-way injection pipe supplies water into the liquid frame, and the nozzle sprays the water to the current area, thereby achieving the purpose of fire extinguishing. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the front cross-sectional structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the front view appearance structure of the utility model;

[0017] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0018] Figure 4 For this utility model Figure 2 Enlarged structural diagram at B in the middle.

[0019] In the figure: 1. rolling shutter body; 2. rolling shutter roller; 3. rolling shutter shaft; 4. second driven conical gear; 5. first driven conical gear; 6. rolling shutter door body; 7. limit rail; 8. locking ring; 9. door handle; 10. liquid frame; 11. nozzle; 12. three-way liquid injection pipe; 13. second axis frame; 14. second rotating shaft; 15. crank handle; 16. second active conical gear; 17. smoke sensor; 18. temperature sensor; 19. first axis frame; 20. first rotating shaft; 21. L-shaped seat; 22. motor; 23. first active conical gear; 24. alarm. 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. 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] See also Figure 1-4 The utility model provides an embodiment: a mine belt fireproof rolling shutter door, comprising a rolling shutter body 1, both sides of the bottom of the rolling shutter body 1 are provided with limit rails 7, and the limit rails 7 are movably connected with the rolling shutter door body 6;

[0022] When in use, the limit rail 7 is provided to limit the movement range of the rolling door body 6;

[0023] A liquid passing frame 10 is provided on the surface of the roller shutter body 1, and nozzles 11 are installed at equal intervals on the surface of the liquid passing frame 10;

[0024] When in use, the nozzle 11 is arranged so as to extinguish the fire source;

[0025] A three-way liquid injection pipe 12 is provided at the top of the liquid passing frame 10, and an alarm 24 is provided on the surface of the roller shutter body 1 on one side of the liquid passing frame 10;

[0026] When in use, the three-way liquid injection pipe 12 is provided so as to transport water to the interior of the liquid passing frame 10 through an external water supply mechanism;

[0027] A smoke sensor 17 is provided on the surface of the rolling shutter body 1 at the side of the liquid-passing frame 10 away from the alarm 24, and a temperature sensor 18 is provided on the surface of the rolling shutter body 1 below the smoke sensor 17;

[0028] When in use, the temperature sensor 18 and the smoke sensor 17 are set to monitor and process the temperature and smoke volume of the current area;

[0029] A rolling roller 2 is rotatably mounted at the center of the rolling shutter body 1, a rolling shaft 3 is arranged inside the rolling roller 2, both ends of the rolling shaft 3 extend to the outside of the rolling shutter body 1, a rolling door body 6 is wound around the outer wall of the rolling roller 2, the bottom end of the rolling door body 6 extends to the outside of the rolling shutter body 1, a door handle 9 is arranged at the lower end of the surface of the rolling door body 6, and locking rings 8 are arranged on the surface of the rolling door body 6 on both sides of the door handle 9;

[0030] When in use, the door handle 9 is arranged so as to pull the rolling door body 6;

[0031] A second driven conical tooth 4 is provided at one end of the rolling curtain shaft 3, a first driven conical tooth 5 is provided at one end of the rolling curtain shaft 3 away from the second driven conical tooth 4, a second shaft frame 13 is provided at the bottom end of the rolling curtain body 1 below the second driven conical tooth 4, a second rotating shaft 14 is rotatably connected to one side of the inside of the second shaft frame 13, a bottom end of the second rotating shaft 14 extends to the outside of the second shaft frame 13 and is installed with a crank 15, a top end of the second rotating shaft 14 extends to the outside of the second shaft frame 13 and is provided with a second active conical tooth 16, and the second active conical tooth 16 is meshed with the second driven conical tooth 4;

[0032] A first axis frame 19 is provided at the bottom end of the roller shutter body 1 below the first driven conical tooth 5, and an L-shaped seat body 21 is provided at the bottom end of the first axis frame 19. A motor 22 is installed at the bottom end of the L-shaped seat body 21. The top end of the motor 22 passes through the L-shaped seat body 21 and is provided with a first rotating shaft 20. The top end of the first rotating shaft 20 passes through the first axis frame 19 and is provided with a first active conical tooth 23. The first active conical tooth 23 is meshed with the first driven conical tooth 5.

[0033] When the embodiment of the present application is in use, the first active conical tooth 23 is first driven to rotate by the motor 22 via the first rotating shaft 20. Since the first active conical tooth 23 is meshed with the first driven conical tooth 5, and the diameter of the first active conical tooth 23 is smaller than the diameter of the first driven conical tooth 5, the first active conical tooth 23 drives the rolling curtain shaft 3 to rotate slowly via the first driven conical tooth 5, and the rolling curtain roller 2 can retract and unwind the rolling door body 6 so as to open and close the rolling door electrically. Then, by rotating the crank 15, the second active conical tooth 16 is driven to rotate via the second rotating shaft 14, and the second active conical tooth 16 drives the rolling curtain shaft 3 to rotate slowly via the second driven conical tooth 4, so that when the motor 22 fails, The roller shutter shaft 3 is driven to rotate by manual control to ensure that the roller shutter door body 6 can be opened and closed normally. The smoke sensor 17 is then used to monitor the smoke in the current environment. If the amount of smoke is large, the alarm 24 will sound an alarm to prevent the occurrence of fire and improve safety. Finally, the temperature of the current environment is monitored by the temperature sensor 18. If the current temperature exceeds the set value, it indicates that a fire has occurred in the current area. At this time, the external water supply mechanism connected to the three-way liquid injection pipe 12 supplies water into the liquid passing frame 10, and the nozzle 11 sprays the water to the current area, so that the fire source can be extinguished, so as to facilitate the evacuation of personnel through the passage between the two limit rails 7, thereby completing the use of the roller shutter door.

Claims

1. Mine belt fire shutter door, characterized by: The invention comprises a rolling curtain body (1), wherein a rolling curtain roller (2) is rotatably mounted at a central position inside the rolling curtain body (1), a rolling curtain shaft (3) is arranged inside the rolling curtain roller (2), both ends of the rolling curtain shaft (3) extend to the outside of the rolling curtain body (1), a rolling curtain door body (6) is wound around the outer wall of the rolling curtain roller (2), the bottom end of the rolling curtain door body (6) extends to the outside of the rolling curtain body (1), one end of the rolling curtain shaft (3) is provided with a second driven conical tooth (4), the end of the rolling curtain shaft (3) away from the second driven conical tooth (4) is provided with a first driven conical tooth (5), the bottom end of the rolling curtain body (1) below the second driven conical tooth (4) is provided with a second shaft frame (13), one side of the inside of the second shaft frame (13) is rotatably connected to a second rotating shaft (14), the bottom end of the second rotating shaft (14) extends to The second shaft (14) extends to the outside of the second shaft frame (13) and is provided with a crank handle (15); the top end of the second rotating shaft (14) extends to the outside of the second shaft frame (13) and is provided with a second active conical tooth (16); the second active conical tooth (16) and the second driven conical tooth (4) are meshed with each other; the bottom end of the roller shutter body (1) below the first driven conical tooth (5) is provided with a first shaft frame (19); the bottom end of the first shaft frame (19) is provided with an L-shaped seat body (21); the bottom end of the L-shaped seat body (21) is provided with a motor (22); the top end of the motor (22) passes through the L-shaped seat body (21) and is provided with a first rotating shaft (20); the top end of the first rotating shaft (20) passes through the first shaft frame (19) and is provided with a first active conical tooth (23); the first active conical tooth (23) and the first driven conical tooth (5) are meshed with each other.

2. The mine belt fireproof rolling shutter door according to claim 1 is characterized in that: Limit rails (7) are provided on both sides of the bottom end of the rolling shutter body (1), and the limit rails (7) are movably connected to the rolling shutter door body (6).

3. The mine belt fireproof rolling shutter door according to claim 1 is characterized in that: A liquid passing frame (10) is provided on the surface of the roller blind body (1), and nozzles (11) at equal intervals are installed on the surface of the liquid passing frame (10).

4. The mine belt fireproof rolling shutter door according to claim 1 is characterized in that: A door handle (9) is provided at the lower end of the surface of the rolling door body (6), and locking rings (8) are provided on the surface of the rolling door body (6) on both sides of the door handle (9).

5. The mine belt fireproof rolling shutter door according to claim 3 is characterized in that: A three-way liquid injection pipe (12) is provided at the top end of the liquid passage frame (10), and an alarm (24) is provided on the surface of the roller shutter body (1) on one side of the liquid passage frame (10).

6. The mine belt fireproof rolling shutter door according to claim 5, characterized in that: A smoke sensor (17) is provided on the surface of the roller shutter body (1) on the side of the liquid-passing frame (10) away from the alarm (24), and a temperature sensor (18) is provided on the surface of the roller shutter body (1) below the smoke sensor (17).

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