Electrically-driven vehicle-mounted vacuum dust collection device

Abstract

The utility model discloses an electrically-driven vehicle-mounted vacuum dust collection device which comprises a dust collection box, a motor, a Roots blower, a dust removal system and a power supply which are arranged on an automobile chassis, the motor is electrically connected to the power supply, and a frequency converter control system is further electrically connected between the motor and the power supply; the driving end of the motor is connected to the Roots blower through a belt transmission mechanism, an air outlet of the Roots blower is connected to an air inlet of the dust collection box, and the dust removal system is arranged on an air outlet path of the dust collection box; a cable reel is arranged on the automobile chassis, a cable is wound on the cable reel, and the power output end of the cable is electrically connected to the frequency converter control system. According to the utility model, the dust removal treatment process is more energy-saving and environment-friendly.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of vacuum dust collector, especially to a kind of electric power-driven vehicle-mounted vacuum dust collector. BACKGROUND

[0002] With the rapid development of electric power industry, dust pollution problem of thermal power plant boiler and fuel subfield is more prominent, environmental protection has caused people's attention and importance.Dust pollution, silicosis brings moral and economic huge loss more and more are valued by people.

[0003] Therefore, dust suction device is needed to suck and remove the dust of thermal power plant boiler and fuel subfield, and in order to more conveniently and efficiently carry out dust suction treatment, vehicle provided with dust suction equipment is usually used to carry out dust suction treatment.

[0004] The current market of this kind of dust suction vehicle, most of which are driven by diesel, are driven by independent diesel engine through transmission belt to drive Roots blower, and high negative pressure airflow generated by Roots blower is used to suck dust and other materials into the device for treatment and recovery.However, using diesel to drive consumes a lot of energy and is not environmentally friendly. INVENTION CONTENTS

[0005] The technical problem to be solved by the utility model is to provide a kind of electric power-driven vehicle-mounted vacuum dust collector, which can make dust removal process more energy-saving and environmentally friendly.

[0006] In order to solve the above technical problems, the electric power-driven vehicle-mounted vacuum dust collector provided by the utility model adopts the following technical scheme:

[0007] An electric power-driven vehicle-mounted vacuum dust collector, comprising a dust collection box, an electric motor, a Roots blower, a dust removal system and a power supply arranged on a vehicle chassis, the electric motor is electrically connected to the power supply, and a frequency converter control system is further electrically connected between the electric motor and the power supply;The driving end of the electric motor is connected to the Roots blower through a belt transmission mechanism, the air outlet of the Roots blower is connected to the air inlet of the dust collection box, and the dust removal system is arranged on the air outlet path of the dust collection box;The vehicle chassis is provided with a cable reel, the cable reel is wound with a cable, and the power output end of the cable is electrically connected to the frequency converter control system.

[0008] By adopting the technical scheme, the rotor in the Roots blower is driven by the motor to rotate at high speed, so that a vacuum is generated in the dust suction pipeline, thereby the external dust-containing air is sucked into the dust collection box, and then the dust and gas in the dust-containing air are separated by the dust removal system, so that the dust is left in the dust collection box, and the air is discharged, so as to realize the dust removal treatment of the air in the fuel distribution field of the thermal power plant. The diesel prime mover is replaced by the motor, and the electric power resource of the thermal power plant is fully utilized, so that the dust removal treatment process is more energy-saving and environmentally friendly. And the frequency converter control system is cooperatively arranged, the motor speed is controlled by the frequency converter control system, so as to adjust the dust suction pressure of the Roots blower and accurately adjust the negative pressure to meet the dust cleaning requirements of different areas. The cable reel moves with the vehicle, flexibly provides power for the dust suction vehicle, has simple wiring, is convenient to use and easy to maintain.

[0009] Optionally, the dust removal system is a composite multi-stage dust removal filter cylinder.

[0010] By adopting the technical scheme, the composite multi-stage dust removal filter cylinder can comprehensively and effectively separate the dust and gas in the air in the dust collection box, so as to better achieve the dust removal effect.

[0011] Optionally, the dust removal system is cooperatively arranged with a pulse back-blowing ash removal system, the pulse back-blowing ash removal system is connected with a compressed air system, the pulse back-blowing ash removal system is electrically connected with an electrical control cabinet, and the electrical control cabinet is electrically connected to a power supply.

[0012] By adopting the technical scheme, the pulse back-blowing ash removal system takes air from the compressed air system to control the ash removal and passage of the composite multi-stage dust removal filter cylinder, and the frequency and impact force of the pulse back-blowing ash removal system are adjusted by the electrical control cabinet, so that the dust removal system is cleaned with high automation degree and efficiency.

[0013] Optionally, the compressed air system is an air compressor or / and a compressed air tank.

[0014] By adopting the technical scheme, air is taken from the air compressor and the compressed air tank to supply air to the pulse back-blowing ash removal system.

[0015] Optionally, the bottom of the dust removal system is provided with a rapping device, and the control end of the rapping device is connected to the compressed air system.

[0016] By adopting the technical scheme, compressed air is used as power, and the bottom of the composite multi-stage dust removal filter cylinder is knocked by the rapping device, so that dust accumulation at the bottom of the filter cylinder chamber is prevented, and the continuous and effective dust removal treatment is ensured.

[0017] Optionally, a side wall of the dust collecting box is provided with a discharge opening, a tail door is hinged to the discharge opening, and a latch is slidably connected to the tail door and the discharge opening.

[0018] Through the above technical scheme, the dust separated by the dust removal system can fall into and be collected in the hopper, the latch is opened, the tail door is opened, and then the hopper is moved out of the dust collecting box for dumping, so that the dust removal process can be continuously performed.

[0019] Optionally, a side wall of the dust collecting box is provided with a discharge opening, a tail door is hinged to the discharge opening, and a latch is slidably connected to the tail door and the discharge opening.

[0020] Through the above technical scheme, the dust separated by the dust removal system can fall into and be collected in the hopper, the latch is opened, the tail door is opened, and then the hopper is moved out of the dust collecting box for dumping, so that the dust removal process can be continuously performed.

[0021] In summary, the utility model has at least one of the following beneficial technical effects:

[0022] 1. The rotor in the Roots blower is driven by the motor to rotate at high speed, so that a vacuum is generated in the dust suction pipeline, thereby sucking the dust-containing air outside into the dust collecting box, and then separating the dust and gas in the dust-containing air by the dust removal system, so that the dust is left in the dust collecting box, and the air is discharged, thereby realizing dust removal of the air in the boiler and fuel field of the thermal power plant; the diesel prime mover is replaced by the motor, and the electric power resources of the thermal power plant are fully utilized, thereby making the dust removal process more energy-saving and environmentally friendly. In addition, the frequency converter control system is provided, and the motor speed is controlled by the frequency converter control system, so as to adjust the dust suction pressure of the Roots blower and accurately adjust the negative pressure, thereby meeting the dust cleaning requirements of different areas.

[0023] 2. The composite multi-stage dust removal filter cylinder can effectively separate the dust and gas in the air in the dust collecting box, thereby better achieving the dust removal effect.

[0024] 3. The pulse back-blowing ash cleaning system takes air from the compressed air system, and performs ash cleaning and passage control on the composite multi-stage dust removal filter cylinder. In addition, the frequency and impact force of the pulse back-blowing ash cleaning system are adjusted by the electrical control cabinet, so as to clean the dust removal system with high automation degree and efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 is the whole structure schematic diagram of the utility model for showing the electric drive's vehicle-mounted vacuum cleaner.

[0026] Figure 2 is the connection schematic diagram of the power supply, frequency converter control system, motor and Roots blower in the utility model.

[0027] Reference signs: 1, automobile chassis;2, motor;3, frequency converter control system;4, Roots blower;5, dust removal system;6, compressed air system;7, hydraulic system;8, dust collection box. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings Figures 1-2 The utility model will be further explained in detail.

[0029] The utility model embodiment discloses an electric drive's vehicle-mounted vacuum cleaner.Referring to Figure 1 , the electric drive's vehicle-mounted vacuum cleaner includes automobile chassis 1, dust collection box 8, motor 2, Roots blower 4, dust removal system 5 and power supply, and the dust collection box 8, motor 2, Roots blower 4, dust removal system 5, frequency converter control system 3 and power supply are fixedly installed on the automobile chassis 1.In the application embodiment, the automobile chassis 1 is EQ1208 type chassis of Dongfeng Motor Corporation.

[0030] Referring to Figure 1 And Figure 2 The control end of motor 2 is connected to the power supply through the power line, and the motor 2 is a 75kW, 380V, 2-pole three-phase squirrel-cage self-cooled AC asynchronous motor 2 in the application embodiment.Frequency converter control system 3 is electrically connected between the motor 2 and the power supply, and the frequency converter control system 3 is a frequency converter cabinet, and the air outlet channel of the frequency converter cabinet is installed with a fan, and the setting of the air inlet and outlet must meet the heat dissipation requirement;In addition, since the frequency conversion complete device works outdoors, double-layer cabinet doors are set, the outer cabinet door is provided with a plexiglass panel, the running state of the equipment on the inner cabinet door plate can be observed, the cabinet door and the ventilation opening should have the design and configuration cabinet door lock to prevent rainwater from entering.

[0031] Referring to Figure 1The Roots blower 4 in the embodiment of the application is a RB-DV105 Roots blower produced by ROBUSCHI Company in Italy. A belt transmission mechanism is arranged between the motor 2 and the Roots blower 4. The belt transmission mechanism comprises a base, two belt pulleys and a belt sleeved on the two belt pulleys. The base is fixedly arranged on the automobile chassis 1, and the two belt pulleys are rotationally connected to the base. The output shaft of the motor 2 is fixed to one of the belt pulleys, and the power input shaft of the Roots blower 4 is fixed to the other belt pulley. The air outlet of the Roots blower 4 is connected to the air inlet of the dust collecting tank 8, and the dust removal system 5 is arranged on the air outlet path of the dust collecting tank 8. In the embodiment of the application, the dust removal system 5 adopts a UTA625, 159x1000 type filter cartridge. The use of the composite multi-stage dust removal filter cartridge can comprehensively and effectively separate dust and gas in the air of the dust collecting tank 8, thereby better achieving the dust removal effect.

[0032] The rotation of the rotor in the Roots blower 4 driven by the motor 2 is high-speed, so that a vacuum is generated in the dust suction pipeline, thereby sucking the external dust-containing air into the dust collecting tank 8. Then, the dust and gas in the dust-containing air are separated by the dust removal system 5, so that the dust is left in the dust collecting tank 8, and the air is discharged, so as to achieve the dust removal treatment of the air of the boiler and the fuel distribution field of the thermal power plant. The diesel prime mover is replaced by the motor 2, and the electric power resource of the thermal power plant is fully utilized, so that the dust removal treatment process is more energy-saving and environmentally friendly. In addition, the frequency converter control system 3 is arranged, and the rotation speed of the motor 2 is controlled by the frequency converter control system 3, so as to adjust the dust suction pressure of the Roots blower 4 and accurately adjust the negative pressure, thereby meeting the dust cleaning requirements of different areas.

[0033] A cable reel is arranged on the automobile chassis 1, and a cable is wound on the cable reel. The power output end of the cable is electrically connected to the frequency converter control system 3. The cable reel moves with the vehicle, thereby flexibly providing power for the dust suction vehicle. The wiring is simple, the use is convenient, and the maintenance is easy.

[0034] Referring to Figure 1 and Figure 2 , in order to ensure the continuous and effective dust removal treatment, the dust removal system 5 is arranged with a pulse back-blowing ash removal system. The control end of the pulse back-blowing ash removal system is connected to the electrical control cabinet through a power line, and the electrical control cabinet is connected to the power source through a power line. The air inlet end of the pulse back-blowing ash removal system is connected to the compressed air system 6, which is an air compressor. The air compressor and the compressed air tank are used to supply air to the pulse back-blowing ash removal system, so as to control the ash removal and passage of the composite multi-stage dust removal filter cartridge. In addition, the frequency and impact force of the pulse back-blowing ash removal system are adjusted by the electrical control cabinet, so as to clean the dust removal system 5 with high automation degree and efficiency.

[0035] The bottom of the dust removal system 5 is also provided with a vibrator, and the air path of the control end of the vibrator is connected to the compressed air system 6.

[0036] With reference to Figure 1 In order to continuously carry out dust removal treatment, a side wall of the dust collecting box 8 is provided with a discharge opening, a tail door is hinged to one side edge of the discharge opening, and the tail door covers the edge of the discharge opening.

[0037] With reference to Figure 1 The automobile chassis 1 is provided with a hydraulic system 7, the hydraulic system 7 includes a power output device, an oil pump, a hydraulic oil filter, an oil tank, a control valve and a pipeline, the hydraulic system 7 is connected with a door bolt opening and closing oil cylinder, a tail door opening and closing oil cylinder and a jacking air cylinder through an oil pipeline.

[0038] The door bolt opening and closing oil cylinder is fixedly installed on the outer wall of the dust collecting box 8, the piston rod of the door bolt opening and closing oil cylinder is fixed to the door bolt, and the moving path of the piston rod of the door bolt opening and closing oil cylinder is located on the same straight line as the sliding path of the door bolt.

[0039] The door bolt opening and closing oil cylinder is fixedly installed on the outer wall of the dust collecting box 8, the piston rod of the door bolt opening and closing oil cylinder is fixed to the door bolt, and the moving path of the piston rod of the door bolt opening and closing oil cylinder is located on the same straight line as the sliding path of the door bolt.

[0040] The above are preferred embodiments of the present application, and are not intended to limit the protection scope of the present application, so that: any equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. A power driven vehicle mounted vacuum cleaning apparatus characterised in that: The dust collecting box (8) is arranged on the automobile chassis (1), the motor (2) is electrically connected to the power supply, the motor (2) and the power supply are further electrically connected with the frequency converter control system (3), the driving end of the motor (2) is connected to the Roots blower (4) through the belt transmission mechanism, the air outlet of the Roots blower (4) is connected to the air inlet of the dust collecting box (8), the dust removal system (5) is arranged on the air outlet path of the dust collecting box (8), the cable reel is arranged on the automobile chassis (1), the cable is wound on the cable reel, and the power output end of the cable is electrically connected to the frequency converter control system (3).

2. A power driven vehicle mounted vacuum cleaning apparatus as claimed in claim 1 wherein: The dust removal system (5) is a composite multi-stage dust removal filter cylinder.

3. A power driven vehicle mounted vacuum cleaning apparatus as claimed in claim 2 wherein: The dust removal system (5) is matched with the pulse back-blowing ash removal system, the pulse back-blowing ash removal system is connected with the compressed air system (6), the pulse back-blowing ash removal system is electrically connected with the electrical control cabinet, and the electrical control cabinet is electrically connected to the power supply.

4. A power driven vehicle mounted vacuum cleaning apparatus as claimed in claim 3 wherein: The compressed air system (6) is an air compressor or / and a compressed air tank.

5. A power driven vehicle mounted vacuum cleaning apparatus as defined in claim 3 wherein: The bottom of the dust removal system (5) is provided with a rapping device, and the control end of the rapping device is connected to the compressed air system (6).

6. A power driven vehicle mounted vacuum cleaning apparatus as defined in claim 1 wherein: A side wall of the dust collecting box (8) is provided with a discharge port, a tail door is hinged to the edge of the discharge port, a door bolt is slidably connected to the edge of the tail door and the discharge port, and a hopper is arranged in the dust collecting box (8).

7. A power driven vehicle mounted vacuum cleaning apparatus as claimed in claim 6 wherein: The bottom of the dust collecting box (8) is provided with a discharge port, a tail door is hinged to the edge of the discharge port, a door bolt is slidably connected to the edge of the tail door and the discharge port, and a hopper is arranged in the dust collecting box (8). The bottom of the dust collecting box (8) is provided with a discharge port, a tail door is hinged to the edge of the discharge port, a door bolt is slidably connected to the edge of the tail door and the discharge port, and a hopper is arranged in the dust collecting box (8).

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