CN206950877U - Valve tower ash cleaning tool for heat dust collection device - Google Patents

Abstract

The dust recovery device of the valve tower cleaning tool includes a telescopic rod and a dust processing device. One end of the telescopic rod is installed with a dust collection device. The dust collection device includes a dust recovery cover. The dust recovery cover is an inverted hemispherical shell. The upper part is hinged with the telescopic rod, and electric push rods and springs are respectively installed on both sides of the dust recovery cover. The utility model is equipped with several distance measuring sensors at the bottom of the dust recovery cover. The distance between the valve tower and the distance signal is converted into an electrical signal and transmitted to the controller. The controller controls the extension or contraction of the electric push rod according to the electrical signal, so that the distance between multiple ranging sensors and the valve tower is finally the same.

Description

Valve Tower Cleaning Tool Dust Recovery Device

technical field

The utility model relates to a recovery device, in particular to a dust recovery device for a valve tower cleaning tool.

Background technique

The DC transmission converter valve tower cleaning tool is a special tool for DC converter station valve tower cleaning. It is mainly composed of three parts: static electricity removal part, dust blowing part and dust recovery part. Among them, the dust recovery device mainly includes an anti-static vacuum cleaner, a retractable handheld rod, and a dust recovery cover. After the valve tower dust removal tool blows up the dust, it uses the suction generated by the anti-static vacuum cleaner to connect with a telescopic hand-held rod to generate negative pressure near the mouth of the dust recovery cover, and collects the surrounding dust into it to prevent secondary dust removal. pollute. The dust recovery cover of the existing DC transmission converter valve tower cleaning tool cannot swing. When the telescopic rod of the dust recovery cover is not placed properly, the dust recovery cover will easily have a large gap with the DC transmission converter valve tower. Affect the dust collection effect.

Utility model content

The purpose of the utility model is to provide a valve tower cleaning tool dust recovery device, which can solve the above problems.

In order to achieve the above object, the utility model is realized through the following technical solutions: a valve tower cleaning tool dust recovery device, including a telescopic rod and a dust processing device, one end of the telescopic rod is equipped with a dust suction device, the dust suction device includes a dust recovery cover, The dust recovery cover is an inverted hemispherical shell. The upper part of the dust recovery cover is hinged with the telescopic rod. The two sides of the dust recovery cover are respectively equipped with electric push rods and springs. One end of the electric push rod is matched with the dust recovery cover, and the two ends of the spring are The two ends are respectively connected to the telescopic rod and the dust recovery cover. An electrostatic generator is installed on the inner side of the dust recovery cover. Two or more distance measuring sensors are installed on the bottom side of the dust recovery cover. Through the telescopic rod, one end of the connecting pipe is connected to the dust recovery cover, and the other end of the connecting pipe is matched with the dust processing device. The inside of the connecting pipe communicates with the inside of the dust recovery cover. Drying device, electrostatic precipitator, controller, fan and scrubbing device. The scrubbing device includes a scrubbing bottle. A long vent pipe and a short vent pipe are installed on the scrubbing bottle. The lower end of the long vent pipe goes deep into the inner bottom of the scrubbing bottle , the lower end of the short air pipe is located at the inner upper part of the gas washing bottle, and the water in the air washing bottle is filled. The connecting pipe is connected, the upper end of the short ventilation pipe is connected to the input port of the electrostatic precipitator, the output port of the electrostatic precipitator is connected to the input port of the drying device, the output port of the drying device is connected to the air inlet of the fan, and the input port of the controller is connected to the measuring port. The output end of the distance sensor is connected, and the output end of the controller is connected with the input end of the electric push rod through a wire.

In order to further realize the purpose of the utility model, the following technical solutions can also be adopted: the inner side of the dust recovery cover is installed with a bracket, and an electrostatic generator is installed on the bracket. The gas washing bottle is a transparent bottle. The gas washing bottle is a transparent bottle.

The utility model has the advantages that: the static electricity generator of the utility model can generate static electricity, so that the dust on the valve tower of the direct current transmission converter valve is charged, and it is easier to be sucked up. The dust recovery cover of the utility model is an inverted hemispherical shell, which can form a hemispherical relatively closed space with the valve tower. When the connecting pipe sucks dust, the hemispherical relatively closed space forms a negative pressure, and the air flows from the dust. The side circumference of the recovery cover enters the hemispherical relatively closed space at high speed, so that the charged dust is quickly absorbed by the hemispherical relatively closed space. The gas washing device of the utility model makes all the gas with oily dust go through water washing through the cooperation of the long vent pipe, short vent pipe and water, so that the oily dust is preferentially filtered, and at the same time, the humidity of the filtered gas is increased, and the electrostatic precipitator is improved. Dust removal efficiency for dust. The utility model is equipped with several distance measuring sensors at the lower part of the dust recovery cover, and the several distance measuring sensors can sense the distance between different positions of the lower part of the dust recovery cover and the valve tower, and convert the distance signal into an electrical signal and transmit it to the controller. The extension or contraction of the electric push rod is controlled according to the electric signal, so that the distance between multiple distance measuring sensors and the valve tower is finally the same. Keep the bottom of the dust recovery cover parallel to the valve tower, minimize the gap between the dust recovery cover and the valve tower, avoid collisions between the dust recovery cover and the valve tower, and improve the safety of the DC transmission converter valve valve tower. Dust cleaning effect. The drying device of the utility model can dry the air, and avoid damage to the fan caused by the air with high humidity. The spring of the utility model can make the dust recovery cover bounce back quickly, and improve the adjustment efficiency of the angle of the dust recovery cover. The controller is a PLC module or a single-chip microcomputer. The utility model also has the advantages of simple and compact structure, low manufacturing cost and easy use.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Detailed ways

The dust recovery device of the valve tower cleaning tool, as shown in Figure 1, includes a telescopic rod 1 and a dust processing device. One end of the telescopic rod 1 is installed with a dust collection device. The dust collection device includes a dust recovery cover 3, and the dust recovery cover 3 is an undercut The upper part of the dust recovery cover 3 is hinged with the telescopic rod 1, and the two sides of the dust recovery cover 3 are respectively installed with an electric push rod 2 and a spring 4. One end of the electric push rod 2 is matched with the dust recovery cover 3, and the spring 4 The two ends of the telescopic rod 1 and the dust recovery cover 3 are respectively connected, the inboard of the dust recovery cover 3 is installed with an electrostatic generator 5, and two or more distance measuring sensors 6 are installed on the side circumference of the bottom of the dust recovery cover 3, and the telescopic rod 1 A connecting pipe 12 is installed inside, the middle part of the connecting pipe 12 passes through the telescopic rod 1, one end of the connecting pipe 12 is connected with the dust recovery cover 3, the other end of the connecting pipe 12 is matched with the dust processing device, and the inside of the connecting pipe 12 is connected with the dust recovery cover The interior of 3 is connected, and the dust treatment device comprises a casing 15, and the inside of the casing 15 is equipped with a drying device 14, an electrostatic precipitator 8, a controller 7, a blower fan 16 and a gas scrubber, and the gas scrubber includes a gas scrubber 9, and the gas scrubber Long vent pipe 11 and short vent pipe 10 are installed on the bottle 9, and the lower end of long vent pipe 11 goes deep into the inboard bottom of gas washing bottle 9, and the lower end of short vent pipe 10 is positioned at the inboard upper part of gas washing bottle 9, and in the gas washing bottle 9 Fill water, the water surface in the gas washing cylinder 9 is not over the lower end of the long vent pipe 11 and lower than the lower end of the short vent pipe 10, the upper end of the long vent pipe 11 is connected with the connecting pipe 12, and the upper end of the short vent pipe 10 is connected with the electrostatic precipitator The input port of the device 8 is connected, the output port of the electrostatic precipitator 8 is connected with the input port of the drying device 14, the output port of the drying device 14 is connected with the air inlet of the blower fan 16, and the input port of the controller 7 is connected with the output port of the distance measuring sensor 6 Connection, the output end of the controller 7 is connected with the input end of the electric push rod 2 through a wire.

The utility model is equipped with several distance measuring sensors 6 on the lower part of the dust recovery cover 3, and the several distance measuring sensors 6 can sense the distance between different positions of the lower part of the dust recovery cover 3 and the valve tower, and convert the distance signal into an electrical signal and transmit it to the controller. 7, the controller 7 controls the extension or contraction of the electric push rod 2 according to the electric signal, so that the distance between the plurality of distance measuring sensors 6 and the valve tower is finally the same. Keep the bottom of the dust recovery cover 3 parallel to the valve tower, minimize the gap between the dust recovery cover 3 and the valve tower, avoid collisions between the dust recovery cover 3 and the valve tower, and improve the efficiency of the direct current transmission converter valve. The dust cleaning effect of the valve tower. The static electricity generator 5 of the utility model can generate static electricity, so that the dust on the valve tower of the direct current transmission converter valve is charged, and it is easier to be sucked up. The dust recovery cover 3 of the utility model is an inverted hemispherical shell, which can form a hemispherical relatively closed space with the valve tower. When the connecting pipe 12 vacuums, the hemispherical relatively closed space forms a negative pressure, and the air Enter the hemispherical relatively closed space from the side circumference of the dust recovery cover 3 at high speed, so that the charged dust is quickly absorbed by the hemispherical relatively closed space. The gas washing device of the utility model makes all the gas with oily dust go through water washing through the cooperation of the long ventilation pipe 11, the short ventilation pipe 10 and water, so that the oily dust is preferentially filtered, and at the same time, the humidity of the filtered gas is increased, and the static electricity is improved. Dust removal efficiency of dust collector 8. The drying device 14 of the present utility model can dry the air, avoiding damage to the blower fan 16 by the air with high humidity. The spring 4 of the utility model can make the dust recovery cover 3 bounce back quickly, and improve the adjustment efficiency of the angle of the dust recovery cover 3 . The controller 7 is a PLC module or a single-chip microcomputer.

The inner side of the dust recovery cover 3 is equipped with a bracket 13 on which an electrostatic generator 5 is installed. The support 13 of the utility model can make the electrostatic generator 5 closer to the dust, so that the electrostatic generator 5 is charged with dust.

The gas washing bottle 9 is a transparent bottle. The gas washing bottle 9 of the present utility model is a transparent bottle which can make things convenient for the operator to observe the situation of the water inside the gas washing bottle 9 .

The technical solution of the utility model is not limited within the scope of the embodiments described in the utility model. The technical contents not described in detail in the utility model are all known technologies.

Claims (3)

1. The dust recovery device of the valve tower cleaning tool is characterized in that it includes a telescopic rod (1) and a dust processing device. One end of the telescopic rod (1) is equipped with a dust suction device. The dust suction device includes a dust recovery cover (3), dust The recovery cover (3) is an inverted hemispherical shell, the top of the dust recovery cover (3) is hinged with the telescopic rod (1), and the both sides of the dust recovery cover (3) are respectively equipped with electric push rods (2) and springs ( 4), one end of the electric push rod (2) cooperates with the dust recovery cover (3), the two ends of the spring (4) are respectively connected with the telescopic rod (1) and the dust recovery cover (3), and the inner side of the dust recovery cover (3) The electrostatic generator (5) is installed, and two or more distance measuring sensors (6) are installed on the bottom side circumference of the dust recovery cover (3), and the connecting pipe (12) is installed in the inside of the telescopic rod (1), and the connecting pipe (12 ) through the telescopic rod (1), one end of the connecting pipe (12) is connected with the dust recovery cover (3), the other end of the connecting pipe (12) is matched with the dust treatment device, and the inside of the connecting pipe (12) is connected with the dust The interior of the recovery cover (3) is connected, and the dust treatment device comprises a casing (15), and a drying device (14), an electrostatic precipitator (8), a controller (7), and a blower fan (16) are installed inside the casing (15). And gas scrubber, gas scrubber comprises gas scrubber (9), installs long vent pipe (11) and short vent pipe (10) on the gas scrubber (9), and the lower end of long vent pipe (11) goes deep into gas scrubber The inner bottom of the bottle (9), the lower end of the short vent pipe (10) is positioned at the inner upper part of the gas washing bottle (9). The lower end of the air pipe (11) is lower than the lower end of the short air pipe (10), the upper end of the long air pipe (11) is connected with the connecting pipe (12), and the upper end of the short air pipe (10) is connected with the electrostatic precipitator (8) The input port of the electrostatic precipitator (8) is connected with the input port of the drying device (14), the output port of the drying device (14) is connected with the air inlet of the blower fan (16), and the input port of the controller (7) It is connected with the output end of the distance measuring sensor (6), and the output end of the controller (7) is connected with the input end of the electric push rod (2) through a wire. 2. The valve tower dust removal tool dust recovery device according to claim 1, characterized in that: a bracket (13) is installed on the inner side of the dust recovery cover (3), and an electrostatic generator (5) is installed on the bracket (13) . 3. The dust recovery device of the valve tower dedusting tool according to claim 1, characterized in that: the gas washing bottle (9) is a transparent bottle.