Movable fire-fighting emergency water supply vehicle mechanism

Abstract

The invention relates to the technical field of fire rescue vehicles, in particular to a movable fire emergency water supply vehicle mechanism which comprises a water supply vehicle body, the water supply vehicle body comprises a chassis, and a vehicle body is arranged on the chassis and comprises a cab and a carriage structure arranged at the rear end of the cab. A rest control unit arranged at the rear end of the cab, an engine compartment unit and an article storage unit arranged at the tail end of the carriage structure are arranged in the carriage structure, the engine compartment unit is arranged at the middle end of the carriage structure, and water pump control units are arranged on the two sides of the engine compartment unit; the movable fire-fighting emergency water supply vehicle mechanism has the remarkable advantages in the aspects of efficient integration, water supply capacity, noise reduction and heat insulation, pump taking operation, safety performance, high adaptability, multifunctionality and the like. And a more efficient, safer and more convenient solution is provided for fire emergency water supply operation.

Description

Technical Field

[0001] The present invention relates to the technical field of firefighting and rescue vehicles, and in particular to a mobile firefighting emergency water supply vehicle mechanism. Background Art

[0002] In the field of fire emergency, providing water quickly and efficiently is the key to extinguishing fires. Traditional fire water supply methods may rely on fixed fire hydrants or pools, but in some cases, such as remote areas, large fire scenes, or areas with insufficient water sources, these traditional water supply methods may not meet the needs. Therefore, mobile fire emergency water supply vehicles came into being. They can be quickly deployed at the fire scene to provide firefighters with a stable water source.

[0003] However, existing mobile fire emergency water supply vehicles may have some design deficiencies. For example, the compartment structure may not be reasonable enough, resulting in insufficient use of the internal space, affecting the layout of equipment and the operation of personnel; the engine compartment unit may lack effective noise reduction measures, resulting in serious noise pollution, affecting the surrounding environment and the health of personnel; the item storage unit may be unreasonable in design, resulting in low storage efficiency and not conducive to quick access to required items. Summary of the invention

[0004] In order to solve some problems existing in the above-mentioned prior art, the present invention provides a mobile fire emergency water supply vehicle mechanism to solve the deficiencies existing in the prior art.

[0005] To achieve the above-mentioned purpose, the present invention provides a mobile fire emergency water supply vehicle mechanism, including a water supply vehicle body, the water supply vehicle body including a chassis, a vehicle body is arranged on the chassis, the vehicle body includes a cab and a carriage structure arranged at the rear end of the cab, a rest control unit arranged at the rear end of the cab, an engine compartment unit and an article storage unit arranged at the end of the carriage structure are arranged inside the carriage structure, the engine compartment unit is arranged at the middle end of the carriage structure, water pump control units are arranged on both sides of the engine compartment unit, and pump units are arranged on both sides of the article storage unit.

[0006] As a further improvement of the present invention, in order to provide a comfortable rest space, ensure the power supply and distribution of the entire vehicle, ensure the normal operation of various functions, ensure good ventilation, and facilitate observation and external communication, the rest control unit includes a bunk folding bed, a power control cabinet and a folding workbench. The bunk folding bed is arranged on one side of the rest control unit, and the power control cabinet is arranged inside the car structure to provide power support and power distribution for the entire vehicle; the rest control cabin is arranged near the power control cabinet, and is equipped with a control console and communication equipment, and an aluminum alloy sliding window is arranged on the side wall of the body of the rest control unit.

[0007] As a further improvement of the present invention, in order to help improve the vehicle's power performance and fuel economy, effectively reduce the noise and vibration generated during engine operation, and improve riding and working comfort, the engine compartment unit includes an engine group and a noise reduction windshield. The engine group is arranged at the middle position of the vehicle body structure and has a built-in energy-saving engine; the noise reduction windshield is arranged on both sides of the engine group, is made of alloy composite material, and adopts a multi-layer structure design, which includes a sound insulation layer, a vibration absorption layer and a protective layer in sequence.

[0008] As a further improvement of the present invention, in order to enable the operating state of the water pump to be accurately controlled and adjusted to improve the water supply efficiency, the water pump control unit includes a one-control-two water pumps control cabinet and a one-control-one water pump control cabinet. The one-control-two water pumps control cabinet is arranged on both sides of the engine compartment unit for controlling and adjusting the operating state of the water pump. The one-control-two water pumps control cabinet can realize simultaneous control of two water pumps. The one-control-one water pump control cabinet and the one-control-two water pumps control cabinet are arranged side by side, and are arranged on one side of the one-control-two water pumps control cabinet.

[0009] As a further improvement of the present invention, in order to make the fixing, locking and removing operations of the water pump simple and quick and improve the emergency response speed, the pump retrieval unit includes a pump retrieval mechanism and a pump retrieval cabin door. The pump retrieval mechanism is arranged on both sides of the item storage unit, and is provided with a fixing structure for fixing the water pump and a locking structure for locking the water pump. The pump retrieval cabin door is arranged on the outside of the pump retrieval mechanism and is connected to the car structure, and adopts an upward flip door structure design.

[0010] As a further improvement of the present invention, in order to provide abundant storage space, facilitate the storage and retrieval of various emergency supplies and equipment, and improve space utilization, the item storage unit includes an item storage rack, which adopts a multi-layer design and is a foldable and liftable structure.

[0011] As a further improvement of the present invention, in order to ensure the safety and stability of the car structure, provide good ventilation and lighting conditions, facilitate the entry and exit of personnel and materials, and improve the flexibility of emergency response, the outside of the car structure is provided with a top fence and aluminum alloy shutters, the top fence is arranged around the top of the car structure, the aluminum alloy shutters are arranged on both sides of the car structure, and a double-door structure is arranged at the end of the car structure, and a pull-out ladder is arranged inside the car body below the double-door structure.

[0012] As a further improvement of the present invention, in order to ensure the normal operation of the vehicle and the realization of various functions, improve the convenience of operation and maintenance, meet different lighting needs, and improve the emergency response capability at night or in severe weather conditions, a fuel tank compartment, a battery compartment and several groups of cabins are arranged in sequence from one side of the cab below the vehicle body structure, a climbing ladder is arranged on one side of the cab, a roof-mounted integrated air conditioner is arranged on the top of the cab, a high pole lighting lamp is arranged on one side of the roof-mounted integrated air conditioner, and the high pole lighting lamp is designed with a liftable structure.

[0013] As a further improvement of the present invention, in order to significantly enhance the air intake noise reduction effect at the end of the car structure and optimize the air circulation, electric shutter air intake noise reduction devices are also provided above both sides of the end of the car structure, and the electric shutter air intake noise reduction devices include an electric shutter assembly and a noise reduction structure, the electric shutter assembly includes a plurality of groups of window blades, the inner angle of the window blades is 90-120°, the noise reduction structure is arranged on the inner side of the window blades of the electric shutter assembly, and the noise reduction structure adopts a micro-perforated plate structure, the pore diameter of the micro-perforated plate is 1-1.2mm, and the depth is 18-20mm.

[0014] When the present invention is working, when it is necessary to start the water supply truck, the firefighter or operator first enters the cab, starts the vehicle, and checks the status of each system through the control panel, including the power supply of the power control cabinet, the fuel and oil conditions of the engine group, and the connection status of the water pump control unit. The power control cabinet then provides power support and power distribution for the entire vehicle to ensure that all electronic equipment and mechanical components can work normally. After confirming that all equipment is in normal working condition, the firefighter adjusts the vehicle to an appropriate position according to the task requirements.

[0015] During long missions or waiting periods, firefighters can rest on the bunk folding beds to maintain their physical and mental state; the folding workbench provides firefighters with a temporary working platform for processing documents, using communication equipment or performing simple maintenance work; the aluminum alloy sliding windows allow firefighters to ventilate or observe the external environment when necessary.

[0016] After the engine unit is started, it provides power for the entire water supply truck; the energy-saving engine design reduces energy consumption and emissions; the noise-reducing windshield effectively reduces the noise and vibration generated when the engine is running, protecting the normal operation of firefighters and other equipment.

[0017] Firefighters control the one-control-two-pump control cabinet and the one-control-one-pump control cabinet through the control panel to adjust the operating status of the water pumps; the one-control-two-pump control cabinet can control two water pumps at the same time, improving the water supply efficiency; the water pumps draw water from the water source and transport it to where it is needed, such as the fire scene.

[0018] When the water pump needs to be replaced or repaired, firefighters can access the pump retrieval mechanism through the pump retrieval hatch; the fixed structure and locking structure ensure the stability and safety of the water pump during transportation and storage; the flip-up door structure design makes the pump retrieval process more convenient and efficient.

[0019] Firefighters can store necessary tools and supplies on the item storage rack; the multi-layer design and foldable and liftable structure design make the storage space more flexible and efficient.

[0020] The top fence and aluminum alloy shutters provide additional protection and ventilation for the carriage structure; the double-door structure allows firefighters to quickly enter and exit the carriage and conveniently load and unload materials and equipment; the pull-out ladder provides firefighters with a convenient passage to get on and off the carriage; the fuel tank compartment stores fuel to provide power for the engine; the battery compartment stores electricity to provide emergency power for the entire vehicle; several groups of cabins can store other equipment and materials as needed.

[0021] The electric shutter assembly adjusts the angle of the window blades as needed to control the amount of air entering; the noise reduction structure further reduces the noise generated during air intake, thereby improving the working efficiency and comfort of the water supply truck.

[0022] The roof-mounted integrated air conditioner provides a comfortable working environment for firefighters, especially in high temperature or severe weather conditions; the high pole lighting provides lighting for firefighters at night or in low light conditions, ensuring that they can perform their tasks safely.

[0023] The mobile fire emergency water supply vehicle mechanism of the present invention incorporates a variety of innovative elements and practical functions in design, and its beneficial effects are mainly reflected in the following aspects: Efficient integration and space optimization: By compactly integrating key parts such as the cab, rest control unit, engine compartment unit, and item storage unit into the car structure, efficient use of space is achieved; the double-layer folding bed and folding workbench in the rest control unit not only meet the needs of rest and work, but also save space; the item storage rack adopts a multi-layer, foldable and liftable structure design, which further improves storage efficiency and space utilization.

[0024] Strong water supply capacity: The engine compartment unit is equipped with an energy-saving engine, which provides a stable and reliable power source for the water pump, ensuring the continuity and efficiency of water supply operations; the water pump control unit includes a one-control-two-pump control cabinet and a one-control-one-pump control cabinet, which can flexibly control the operating status of the water pump to meet different water supply needs.

[0025] Good noise reduction and heat insulation performance: The engine compartment unit is equipped with a noise-reducing windshield and adopts a multi-layer structural design, which effectively reduces the noise and vibration of the engine during operation; a top fence and aluminum alloy shutters are set on the outside of the car structure, which not only ensures ventilation, but also plays a role in heat insulation and noise reduction; the electric shutter air inlet noise reduction device further enhances the noise reduction effect, providing firefighters with a more comfortable working environment.

[0026] Convenient pump removal and operation: The pump-taking unit adopts an upward-flipping door structure design, which, together with the fixed structure and locking structure within the pump-taking mechanism, makes the removal and placement of the water pump more convenient and safer; the setting of the control console and communication equipment facilitates remote monitoring and command by firefighters, thereby improving the emergency response speed.

[0027] Enhanced security features: The double-door structure and pull-out ladder design at the end of the car structure make it easy for firefighters to quickly enter and exit the car, improving the convenience of escape and rescue; the setting of the climbing ladder makes it easy for firefighters to maintain and inspect the top of the vehicle; the high-pole lighting adopts a liftable structure design, which can adjust the lighting angle and height according to on-site needs, improving the visibility and safety of night operations. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] In order to facilitate the understanding of those skilled in the art, the present invention is further described below with reference to the accompanying drawings: Figure 1 It is a structural diagram of the present invention.

[0029] Figure 2 It is a top view of the structure of the present invention.

[0030] Figure 3 It is a side structural diagram of the present invention.

[0031] Figure 4 It is a structural diagram of the cab of the present invention.

[0032] Figure 5 It is a structural diagram of the tail of the present invention.

[0033] Figure 6 This is a diagram showing the position and installation of the electric shutter air inlet noise reduction device of the present invention.

[0034] Among them, 1 chassis, 2 body, 3 cab, 4 compartment structure, 5 rest control unit, 6 engine compartment unit, 7 item storage unit, 8 double-layer folding bed, 9 power control cabinet, 10 folding workbench, 11 aluminum alloy sliding window, 12 engine unit, 13 noise reduction windshield, 14 one-control two water pump control cabinet, 15 one-control one water pump control cabinet, 16 pump retrieval mechanism, 17 pump retrieval cabin door, 18 item storage rack, 19 top fence, 20 aluminum alloy shutters, 21 double door structure, 22 pull-out ladder, 23 fuel tank compartment, 24 battery compartment, 25 cabin, 26 climbing ladder, 27 roof-mounted integrated air conditioner, 28 high pole lighting, 29 electric shutter air inlet noise reduction device, 30 water pump control unit, 31 pump retrieval unit. DETAILED DESCRIPTION

[0035] In order to enable those skilled in the art to better understand the technical solution in this application, Figure 1-6 The present invention is further described. The following examples are only used to more clearly illustrate the technical solution of the present invention, and are not intended to limit the protection scope of the present invention.

[0036] like Figure 1-6 A mobile fire emergency water supply vehicle mechanism is shown, including a water supply vehicle body, the water supply vehicle body including a chassis 1, a vehicle body 2 is arranged on the chassis 1, the vehicle body 2 includes a cab 3 and a compartment structure 4 arranged at the rear end of the cab 3, a rest control unit 5 arranged at the rear end of the cab 3, an engine compartment unit 6 and an article storage unit 7 arranged at the end of the compartment structure 4 are arranged inside the compartment structure 4, the engine compartment unit 6 is arranged at the middle end of the compartment structure 4, water pump control units 30 are arranged on both sides of the engine compartment unit 6, and pump units 31 are arranged on both sides of the article storage unit 7.

[0037] The rest control unit 5 includes a double-layer folding bed 8, a power control cabinet 9 and a folding workbench 10. The double-layer folding bed 8 is arranged on one side of the rest control unit 5. The power control cabinet 9 is arranged inside the car structure 4 to provide power support and power distribution for the entire vehicle; the rest control cabin is arranged near the power control cabinet 9, and is equipped with a control panel and communication equipment. An aluminum alloy sliding window 11 is provided on the side wall of the body 2 of the rest control unit 5.

[0038] The engine compartment unit 6 includes an engine group 12 and a noise reduction windshield 13. The engine group 12 is arranged at the middle end of the vehicle body structure 4 and has a built-in energy-saving engine. The noise reduction windshield 13 is arranged on both sides of the engine group 12, is made of alloy composite material, and adopts a multi-layer structure design, which includes a sound insulation layer, a vibration absorption layer and a protective layer in sequence.

[0039] The water pump control unit 30 includes a one-control-two-pumps control cabinet 14 and a one-control-one-pump control cabinet 15. The one-control-two-pumps control cabinet 14 is arranged on both sides of the engine compartment unit 6, and is used to control and adjust the operating status of the water pump. The one-control-two-pumps control cabinet 14 can realize simultaneous control of two water pumps. The one-control-one-pump control cabinet 15 is arranged side by side with the one-control-two-pumps control cabinet 14, and is arranged on one side of the one-control-two-pumps control cabinet 14.

[0040] The pump retrieval unit 31 includes a pump retrieval mechanism 16 and a pump retrieval door 17. The pump retrieval mechanism 16 is arranged on both sides of the item storage unit 7, and is provided with a fixing structure for fixing the water pump and a locking structure for locking the water pump. The pump retrieval door 17 is arranged on the outside of the pump retrieval mechanism 16 and is connected to the car structure 4, and adopts an upward flip door type structure design.

[0041] The article storage unit 7 includes an article storage rack 18, which is multi-layered and foldable and liftable.

[0042] The outside of the carriage structure 4 is provided with a top fence 19 and aluminum alloy shutters 20. The top fence 19 is arranged around the top of the carriage structure 4, and the aluminum alloy shutters 20 are arranged on both sides of the carriage structure 4. A double door structure 21 is arranged at the end of the carriage structure 4, and a pull-out ladder 22 is arranged inside the vehicle body 2 below the double door structure 21.

[0043] A fuel tank compartment 23, a battery compartment 24 and a plurality of compartment bodies 25 are sequentially arranged below the vehicle compartment structure 4 from one side of the cab 3. A climbing ladder 26 is arranged on one side of the cab 3. A roof-mounted integrated air conditioner 27 is arranged on the top of the cab 3. A high-pole lighting lamp 28 is arranged on one side of the roof-mounted integrated air conditioner 27. The high-pole lighting lamp 28 is designed as a liftable structure.

[0044] Electric shutter air inlet noise reduction devices 29 are also arranged above both sides of the end of the carriage structure 4. The electric shutter air inlet noise reduction devices 29 include an electric shutter assembly and a noise reduction structure. The electric shutter assembly includes a plurality of groups of window blades. The inner angle of the window blades is 90-120°. The noise reduction structure is arranged on the inner side of the window blades of the electric shutter assembly. The noise reduction structure adopts a micro-perforated plate structure. The aperture of the micro-perforated plate is 1-1.2mm and the depth is 18-20mm.

[0045] When the present invention is working, when it is necessary to start the water supply truck, the firefighter or operator first enters the cab 3, starts the vehicle, and checks the status of each system through the control panel, including the power supply of the power control cabinet 9, the fuel and oil conditions of the engine group 12, and the connection status of the water pump control unit 30. The power control cabinet 9 then provides power support and power distribution for the entire vehicle to ensure that all electronic equipment and mechanical components can work normally. After confirming that all equipment is in normal working condition, the firefighter adjusts the vehicle to an appropriate position according to the task requirements.

[0046] During long missions or waiting periods, firefighters can rest on the double-layer folding bed 8 to maintain their physical and mental strength; the folding workbench 10 provides firefighters with a temporary working platform for processing documents, using communication equipment or performing simple maintenance work; the aluminum alloy sliding window 11 allows firefighters to ventilate or observe the external environment when necessary.

[0047] After the engine group 12 is started, it provides power for the entire water supply vehicle; the design of the energy-saving engine reduces energy consumption and emissions; the noise reduction windshield 13 effectively reduces the noise and vibration generated when the engine is running, protecting the normal operation of firefighters and other equipment.

[0048] Firefighters control the one-control-two-pump control cabinet 14 and the one-control-one-pump control cabinet 15 through the control console to adjust the operating status of the water pumps; the one-control-two-pump control cabinet 14 can control two water pumps at the same time, improving the water supply efficiency; the water pumps draw water from the water source and transport it to where it is needed, such as the fire scene.

[0049] When the water pump needs to be replaced or repaired, firefighters can access the pump retrieval mechanism 16 through the pump retrieval compartment door 17; the fixing structure and locking structure ensure the stability and safety of the water pump during transportation and storage; the flip-up door structure design makes the pump retrieval process more convenient and efficient.

[0050] Firefighters can store necessary tools and supplies on the item storage rack 18; the multi-layer design and the foldable and liftable structure design make the storage space more flexible and efficient.

[0051] The top fence 19 and the aluminum alloy shutters 20 provide additional protection and ventilation for the compartment structure 4; the double-door structure 21 allows firefighters to quickly enter and exit the compartment and conveniently load and unload materials and equipment; the pull-out ladder 22 provides firefighters with a convenient passage to get on and off the compartment; the fuel tank compartment 23 stores fuel to provide power for the engine; the battery compartment 24 stores electricity to provide emergency power for the entire vehicle; and several groups of compartments 25 can store other equipment and materials as needed.

[0052] The electric shutter assembly adjusts the angle of the window blades as needed to control the amount of air entering; the noise reduction structure further reduces the noise generated during air intake, thereby improving the working efficiency and comfort of the water supply truck.

[0053] The roof-mounted integrated air conditioner 27 provides a comfortable working environment for firefighters, especially under high temperature or adverse weather conditions; the high-pole lighting 28 provides lighting for firefighters at night or in low light conditions, ensuring that they can perform their tasks safely.

[0054] The present invention is not limited to the above-mentioned embodiments. On the basis of the technical solution disclosed in the present invention, technicians in this field can make some substitutions and deformations to some technical features therein according to the disclosed technical content without creative labor, and these substitutions and deformations are all within the protection scope of the present invention.

Claims

1. A mobile fire emergency water supply vehicle mechanism, comprising a water supply vehicle body, characterized in that: The water supply vehicle body comprises a chassis (1), a vehicle body (2) is arranged on the chassis (1), the vehicle body (2) comprises a cab (3) and a vehicle compartment structure (4) arranged at the rear end of the cab (3), a rest control unit (5) arranged at the rear end of the cab (3), an engine compartment unit (6) and an article storage unit (7) arranged at the end of the vehicle compartment structure (4) are arranged inside the vehicle compartment structure (4), the engine compartment unit (6) is arranged at the middle end of the vehicle compartment structure (4), water pump control units (30) are arranged on both sides of the engine compartment unit (6), and pump taking units (31) are arranged on both sides of the article storage unit (7).

2. A mobile fire emergency water supply vehicle mechanism according to claim 1, characterized in that: The rest control unit (5) comprises a double-layer folding bed (8), a power control cabinet (9) and a folding workbench (10); the double-layer folding bed (8) is arranged on one side of the rest control unit (5); the power control cabinet (9) is arranged inside the vehicle compartment structure (4) and is used to provide power support and power distribution for the entire vehicle; the rest control cabin is arranged near the power control cabinet (9) and is provided with a control console and communication equipment; an aluminum alloy sliding window (11) is provided on the side wall of the vehicle body (2) of the rest control unit (5).

3. A mobile fire emergency water supply vehicle mechanism according to claim 1, characterized in that: The engine compartment unit (6) comprises an engine block (12) and a noise reduction windshield (13); the engine block (12) is arranged at the middle end of the vehicle compartment structure (4) and has a built-in energy-saving engine; the noise reduction windshield (13) is arranged on both sides of the engine block (12), is made of alloy composite material, and adopts a multi-layer structure design, which comprises a sound insulation layer, a vibration absorption layer and a protective layer in sequence.

4. A mobile fire emergency water supply vehicle mechanism according to claim 1, characterized in that: The water pump control unit (30) comprises a one-control-two-pumps control cabinet (14) and a one-control-one-pump control cabinet (15); the one-control-two-pumps control cabinet (14) is arranged on both sides of the engine compartment unit (6) and is used to control and adjust the operating state of the water pumps; the one-control-two-pumps control cabinet (14) can realize simultaneous control of two water pumps; the one-control-one-pump control cabinet (15) is arranged side by side with the one-control-two-pumps control cabinet (14) and is arranged on one side of the one-control-two-pumps control cabinet (14).

5. A mobile fire emergency water supply vehicle mechanism according to claim 1, characterized in that: The pump retrieval unit (31) comprises a pump retrieval mechanism (16) and a pump retrieval door (17); the pump retrieval mechanism (16) is arranged on both sides of the article storage unit (7), and is provided with a fixing structure for fixing a water pump and a locking structure for locking the water pump; the pump retrieval door (17) is arranged outside the pump retrieval mechanism (16) and is connected to the vehicle compartment structure (4), and adopts an upward-flipping door structure design.

6. A mobile fire emergency water supply vehicle mechanism according to claim 1, characterized in that: The article storage unit (7) comprises an article storage rack (18), wherein the article rack adopts a multi-layer design and is a foldable and liftable structure.

7. A mobile fire emergency water supply vehicle mechanism according to claim 1, characterized in that: The exterior of the carriage structure (4) is provided with a top fence (19) and aluminum alloy shutters (20); the top fence (19) is provided around the top of the carriage structure (4); the aluminum alloy shutters (20) are provided on both sides of the carriage structure (4); a double-door structure (21) is provided at the end of the carriage structure (4); and a drawer ladder (22) is provided inside the vehicle body (2) below the double-door structure (21).

8. A mobile fire emergency water supply vehicle mechanism according to claim 1, characterized in that: A fuel tank compartment (23), a battery compartment (24) and a plurality of compartment bodies (25) are arranged in sequence below the vehicle compartment structure (4) from one side of the cab (3); a climbing ladder (26) is arranged on one side of the cab (3); a top-mounted integrated air conditioner (27) is arranged on the top of the cab (3); a high-pole lighting lamp (28) is arranged on one side of the top-mounted integrated air conditioner (27); and the high-pole lighting lamp (28) is designed to be a liftable structure.

9. The mobile fire emergency water supply vehicle mechanism according to claim 1, characterized in that: Electric blind air inlet noise reduction devices (29) are also arranged above both sides of the end of the carriage structure (4), and the electric blind air inlet noise reduction devices (29) include an electric blind assembly and a noise reduction structure, the electric blind assembly includes a plurality of groups of window blades, the inner angle of the window blades is 90-120 degrees, and the noise reduction structure is arranged on the inner side of the window blades of the electric blind assembly, and the noise reduction structure adopts a micro-perforated plate structure, and the aperture of the micro-perforated plate is 1-1.2 mm and the depth is 18-20 mm.

Images