CN214050940U - Dust removal gas washing device, dust removal gas washing equipment and main shaft tower dust suppression system - Google Patents
Dust removal gas washing device, dust removal gas washing equipment and main shaft tower dust suppression system Download PDFInfo
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- CN214050940U CN214050940U CN202023025454.4U CN202023025454U CN214050940U CN 214050940 U CN214050940 U CN 214050940U CN 202023025454 U CN202023025454 U CN 202023025454U CN 214050940 U CN214050940 U CN 214050940U
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Abstract
The utility model relates to a dust removal gas washing device, division gas washing equipment and main shaft tower press down dirt system. For overcoming the prior art defect, the utility model discloses dust removal gas washing device includes cylindric shell, front end housing, rear end cap, wet return and inlet tube, still be equipped with toper dehydration bars section of thick bamboo in the cylindric shell, it has a plurality of evenly distributed flute profile through-holes to open on this toper dehydration bars section of thick bamboo outer peripheral face, be equipped with the atomizing deflector that a plurality of annular distribute on the outer circumference of motor section of thick bamboo, the tip of toper dehydration bars section of thick bamboo is close to the air outlet, the main aspects of toper dehydration bars section of thick bamboo are relative with the motor section of thick bamboo tail, and the two is separated by 10-30 centimeters, forms the settlement space. The utility model discloses still relate to corresponding dust removal scrubbing equipment and main shaft tower dust suppression system. The utility model discloses dust removal gas washing device, division gas washing equipment and main shaft tower press down the dust system, small, dust collection efficiency is high, safe, reliable. The utility model discloses dust removal scrubbing equipment debugging method is simple and easy, is particularly suitable for each big colliery to use.
Description
Technical Field
The utility model relates to a dust removal gas washing device, dust removal gas washing equipment and main shaft tower press down dirt system.
Background
During the charging process of the bucket elevator, the coal blocks impact the hopper at a high speed, so that friction among the coal blocks is caused, and dust among the coal blocks is blown out; during discharging, the coal is thrown out of the hopper, so that dust is also blown. Meanwhile, many coal blocks are peeled off due to the friction on the surface; some coal blocks are broken by impact, and some dust in the coal blocks falls off and flies. Some dust is attached to the steel wire rope, and in the process of ascending and descending of the hopper, coal dust floating on the steel wire rope falls off after the steel wire rope is stressed by the guide wheel and the roller, so that dust pollution of the tower crane house of the main well is caused. The generation of coal dust not only pollutes the environment and damages the health of people, but also brings great harm to the safe operation of electrical equipment.
According to statistics, the electric equipment fault caused by the dust factor accounts for 26% of the whole fault of the equipment, so that the actual service life of the electric equipment is shortened by about 17% compared with the design service life. The coal dust which is condensed and settled around the electrical equipment is mainly reflected in that the electrical distance is reduced, the insulation strength of the electrical equipment is damaged, and electrical breakdown short-circuit accidents are easily caused in the process of overvoltage or electrical operation of a line; the coal dust accumulated on the terminal board is easy to cause electrical misoperation, short circuit and the like, and causes great harm to the safe operation of equipment; coal dust accumulated between contacts of an electrical switch and between electromagnetic cores can cause poor contact faults of the electrical switch, particularly in a relay and a contactor control circuit, an electrical control system is unstable in action and good in time and bad in time, so that the phenomena of adhesion of single-phase operation contacts and the like are caused, and equipment accidents are often caused; the soot is accumulated on the surfaces of electronic components, motors, etc., causing poor heat dissipation and burning of electrical components, etc.
Published in 2011, 11, 30 and the publication number is as follows: chinese utility model patent of CN202052442U discloses a dust removal gas washer, it includes that the front end has the shell of air intake, rear end has the air outlet, and air intake department has the inlet tube of the interior spray rinsing liquid of shell, and its special character lies in: the shell is internally fixed with a closed motor cylinder, a motor is arranged in the motor cylinder, the motor is connected with a centrifugal impeller which is used for sucking dirty air and washing liquid and combining the dirty air and the washing liquid, the centrifugal impeller is positioned at the inner side of the air inlet, and the lower part in the shell is provided with a water receiving tank. The utility model has simple structure and small volume.
1. After being thrown out at high speed by the centrifugal impeller, the washing liquid impacts the shell, the impact is less, and the formed water mist and water drops are larger;
2. after water mist drops are formed, the water mist drops quickly enter a dehydration space, so that the dust removal time is short and the dust removal effect is poor;
3. the air flow passing through the dehydration space still contains more water mist, which is not beneficial to the subsequent treatment and the dehydration effect needs to be improved.
The Chinese patent application published in 2020, 06, 16.s and having publication number CN111282381A discloses a two-stage sleeve-rotating wet dust-removing gas washer, which comprises a first impeller and a second impeller driven by a motor, wherein the rotating directions of the first impeller and the second impeller are opposite, compared with the traditional gas washer with a single impeller, the gas washer mainly has more water flow impact, and the formed water mist drops are smaller and denser, but the gas washer has large volume and complex structure.
The utility model discloses a chinese utility model patent that 11 month 24 days in 2020 discloses, publication number is CN211987742U discloses an ultra-purification wet dedusting gas washer, and it includes the casing, the casing internal fixation has the motor, be fixed with the impeller on the output shaft of motor, characterized by still includes venturi group, venturi group fixes the rear at casing internal fixation impeller, venturi group is including the venturi that encircles on the casing inner wall of predetermineeing quantity, still including covering at the outside motor cylinder of motor, venturi group link is between motor cylinder outer wall and casing inner wall. The structure of the product is more complex and bulky, and larger gaps inevitably exist between the venturi tubes.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is how to overcome prior art's above-mentioned defect, provide a dust removal gas washing device, dust removal gas washing equipment and main shaft tower dust suppression system.
For solving the technical problem, the utility model discloses dust removal gas washing unit includes cylindric shell, front end housing, rear end cap, wet return and inlet tube, and preceding, rear end cap are stifled respectively both ends around the cylindric shell, air intake and air outlet have been opened respectively at front end housing, rear end cap center, and the cylindric shell internal fixation has confined motor section, installs the motor in the motor section, is equipped with centrifugal impeller on the output shaft of motor, and centrifugal impeller is close to the air intake, and there is the water receiving tank cylindric shell lower part, the wet return is connected and is close to the air outlet on one end at the water receiving tank, connect the air-supply line on the air intake, inlet tube inner is directional after passing the air-supply line centrifugal impeller, its characterized in that: the cylindrical shell is internally provided with a conical dehydration grid cylinder, the peripheral surface of the conical dehydration grid cylinder is provided with a plurality of uniformly distributed groove-shaped through holes, the outer circumference of the motor cylinder is provided with a plurality of annularly distributed atomization guide plates, the small end of the conical dehydration grid cylinder is close to the air outlet, the large end of the conical dehydration grid cylinder is opposite to the tail part of the motor cylinder, and the two ends are separated by 10-30 centimeters to form a settling space.
The water flow thrown out by the centrifugal impeller impacts the shell to form water mist water drops, the water mist water drops move along with the dust-containing air flow and impact on the atomizing guide plate, the generated water mist water drops are smaller and denser and repeatedly contact with the dust-containing air flow in a narrow space to be fused into mud water drops, the mud water drops enter a settling space along with the air flow, the cross section of the mud water drops in the settling space is suddenly enlarged, the air flow velocity is reduced, the mud water drops fall down in a burst manner, the mud water drops enter the water receiving tank and meet the conical dehydration grid cylinder, the remaining mud water drops are condensed into mud water flow on the conical dehydration grid cylinder, then the mud water flows into the water receiving tank below, and finally the mud water flows back into the water tank along with the backwater pipe. By the design, the burden of the downstream matched dewatering box is greatly reduced.
Preferably, the groove-shaped through hole and the atomization guide plate are both spiral. The design has good dust removal and flow guide effects.
The utility model discloses dust removal gas washing equipment includes dust removal gas washing device, water tank, circulating water pump, drain box and fan, its characterized in that: the dust removal gas washer is the dust removal gas washer, the entry of circulating water pump with the water tank communicates with each other, the export of circulating water pump communicates with each other with the inlet tube, the wet return communicates with each other with the water tank, the dehydration box is a closed container, and this dehydration box top is equipped with out the tuber pipe, and the drain pipe is established to its bottom, is equipped with the import on its lateral wall, and this import communicates with each other through the pipeline with the air outlet of dust removal gas washer, the fan just sets up on the play tuber pipe of this dehydration box, the drain pipe lets in the water tank is equipped with the drain valve on the drain pipe, and the wet return stretches into below the liquid level in the water tank.
The dust-containing air is continuously sucked into the dust removal and air washing device from the outside through the fan, the dust removal and air washing device is in multiple contact with water mist generated by the centrifugal impeller to form muddy water flow, the muddy water flows back to the water tank through the water receiving tank and the water return pipe and is recycled, a small amount of muddy water drops enter the dewatering box along with the air flow, the gas and the liquid in the dewatering box are separated, the muddy water flows back to the water tank through the pipeline, and the air after dust removal is exhausted into the atmosphere after being sucked out by the fan. So design, dust removal effect is good.
As optimization, the inner wall is equipped with the vertical slot of twice around the water tank, has inserted coarse filtration board and fine filtration board respectively, and thick filtration hole and fine filtration hole are densely covered respectively on coarse filtration board and the fine filtration board. So design, be convenient for cross the water in the water tank, recycle. Certainly, after the water tank is used for a period of time, water in the water tank can be reduced, sludge can be accumulated at the bottom of the water tank, and water is supplemented and cleaned regularly.
And optimally, liquid level observation windows are respectively arranged on the side walls of the water tank and the dewatering box. So design, be convenient for observe inside liquid level.
Preferably, an inverted U-shaped pipe is further arranged between the dust removal and air washing device and the dewatering box, a hollow floating ball and a vertical guide post are arranged in the dewatering box, a fixed pulley is arranged at the top of the dewatering box, a guide hole is formed in the hollow floating ball and sleeved on the vertical guide post through the guide hole, the water discharge valve is a ball valve, an operation handle is arranged on the ball valve, the inner end of the pulley rope is tied on the hollow floating ball, a vertical through hole is formed in the top of the dewatering box, the outer end of the pulley rope penetrates through the vertical through hole and spans over the fixed pulley to be connected with the tail end of the operation handle, and is finally tied on the counterweight barrel, when the hollow floating ball is located at an upper dead point, the water discharge valve is in a fully-open state, the water discharge speed of the water discharge valve when the water discharge valve is fully opened is greater than the water inlet speed of the dewatering box, when the gravity of the hollow floating ball is offset by the buoyancy of the hollow floating ball, the gravity of the counterweight barrel and the inner object of the counterweight barrel can drive the operation handle to lift up, and then the large drain valve is opened, when the water level in the dewatering box is not enough to float the hollow floating ball, the gravity of the hollow floating ball is reduced by the gravity of the counterweight barrel and the buoyancy of the hollow floating ball, the outer end of the operating handle is driven to swing upwards, and then the drain valve is closed, and when the hollow floating ball is at the lower stop point, the drain valve is in a full-closed state.
According to the design, the inlet of the dewatering box is preferably provided with the partition net or the partition sieve plate, the water level in the dewatering box is controlled to be slightly higher than the inlet of the dewatering box, and when the fan operates, air flow passes through the accumulated water in the dewatering box in a shallow manner in a small bubble mode, so that the air resistance is not excessively increased, and dust can be further washed.
Preferably, the pulley rope is connected in series with a light column rod, the light column rod penetrates through the vertical through hole, the light column rod is a smooth cylinder, and an O-shaped sealing ring is arranged between the cylinder and the vertical through hole. So design, vertical through-hole department is difficult for leaking out, prevents that the outside air from getting into the dewatering box through vertical through-hole, reduces fan suction.
The utility model discloses main headframe tower presses down dirt system includes wire rope clean room and aforementioned dust removal scrubbing equipment, it has an air outlet and at least a pair of relative rope hole of crossing to open on the wire rope clean room lateral wall, this air outlet pass through the pipeline with the air-supply line of dust removal scrubbing equipment communicates with each other, except that in addition, other positions of wire rope clean room all seal, and the wire rope of the lifting means of adapted main headframe tower passes from relative rope hole of crossing.
When the fan runs, the fan can only suck outside air through narrow gaps between the inner wall of the rope passing hole in the side wall of the steel wire rope dust removal chamber and the steel wire rope of the lifting equipment matched with the main shaft tower. Local strong wind from outside to inside is inevitably formed at the rope passing hole, and the dust in the steel wire rope is blown into the steel wire rope dust removing chamber by the local strong wind and then is sucked away by the dust removing and gas washing equipment for removing dust. By the design, the dust of the steel wire rope can be conveniently removed, and the dust pollution of the tower crane house of the main shaft is effectively reduced
The utility model discloses debugging method of dust removal scrubbing equipment (dewatering box carries water valve and pulley rope), including following step:
firstly, adjusting the water level in the dewatering box to be 3-5 centimeters below the inlet of the dewatering box, closing the drainage valve, then detaching the operating handle from the valve core rod of the drainage valve, facing the outer end of the operating handle to the lower part of the dewatering box, and reinstalling or welding the operating handle on the valve core rod of the drainage valve in the posture,
tying one end of a pulley rope to the hollow floating ball, passing the other end of the pulley rope through the vertical through hole and across the fixed pulley, tying the pulley rope to the through hole at the tail end of the operating handle, and tensioning the pulley rope;
according to the twisting resistance of the operating handle of the drain valve, a proper amount of sand is put into the balance weight barrel, and when the hollow floating ball floats upwards, the balance weight barrel can drive the outer end of the operating handle to descend; when the hollow floating ball descends, the gravity of the balance weight barrel and sand inside the balance weight barrel can be overcome, and the outer end of the operating handle is driven to ascend. By the design, the liquid level in the dewatering box can be accurately controlled to be kept at the height slightly exceeding the inlet of the dewatering box by utilizing simple pure mechanical structures such as the pulleys and the floating balls, so that the air flow passes through the accumulated water in the dewatering box in a shallow manner, the air resistance is not excessively increased, and the dust can be further washed.
The utility model has the characteristics of it is following:
1. the field installation of the equipment is convenient and flexible, and the equipment can be self-cleaned and is maintenance-free.
2. The dedusting gas washer can be controlled by frequency conversion, the gas washer operates at high frequency in the full-speed operation stage of the elevator, and the gas washer operates at low frequency in the acceleration and deceleration stage of the elevator, so that the power consumption is reduced.
3. By adopting wet dust removal, filter materials and the like do not need to be replaced in the dust removal process, the dust removal efficiency of the device is improved, and the daily maintenance amount and the maintenance cost are greatly reduced.
The utility model discloses dust removal gas washing device, dust removal gas washing equipment and main shaft tower press down dirt system small, dust collection efficiency is high, and its control mode is reliable pure mechanical structure control, safety, reliable. The utility model discloses the debugging method of dust removal scrubbing equipment (dewatering box water lift valve and pulley rope) is simple and easy, is particularly suitable for each big colliery to use.
Drawings
The dust removal gas washing device, the dust removal gas washing equipment and the main shaft tower dust suppression system of the utility model are further explained with the attached drawings as follows:
fig. 1 is a schematic perspective sectional view of a dust-removing and air-washing device according to an embodiment of the present invention (only a cylindrical housing, a front end cover and a rear end cover are cut along a vertical plane passing through an axis);
FIG. 2 is a schematic structural view of a second dust-removing and gas-washing apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a three-main shaft tower dust suppression system according to an embodiment of the present invention;
fig. 4 is a first schematic structural diagram (drain valve fully opened state) of a four-dust-removing gas-washing device according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a fourth dust removal and gas washing device according to an embodiment of the present invention (fully closed state of the drain valve);
fig. 6 is a schematic structural diagram of a five-dust-removal gas washing device according to an embodiment of the present invention.
In the figure: 1 is a cylindrical shell, 2 is a front end cover, 3 is a rear end cover, 4 is a water return pipe, 5 is a water inlet pipe, 6 is a motor cylinder, 7 is a centrifugal impeller, 8 is a water receiving tank, 9 is an air inlet pipe, 10 is a conical dehydration grid cylinder, 11 is a groove-shaped through hole, 12 is an atomization guide plate, 13 is a sedimentation space, 14 is a dust removal and gas washing device, 15 is a water tank, 16 is a circulating water pump, 17 is a dehydration box, 18 is a fan, and 19 is an air outlet pipe of the dehydration box 17, 20 is the drain pipe, 21 is the drain valve, 22 is coarse filter, 23 is the fine filter, 24 is the liquid level observation window, 25 is the wire rope clean room, 26 is the rope hole, 27 is wire rope, 28 is the pipe of falling U-shaped, 29 is hollow floater, 30 is vertical guide post, 31 is the fixed pulley, 32 is the pulley rope, 33 is the counter weight bucket, 34 is the handle, 35 is the light column pole, 36 is the O shape sealing washer, D is the main aspects of toper dehydration grid section of thick bamboo 10 and motor section of thick bamboo 6 afterbody distance.
Detailed Description
The first implementation mode comprises the following steps: as shown in fig. 1, the dust-removing and gas-washing device comprises a cylindrical shell 1, a front end cover 2, a rear end cover 3, a water return pipe 4 and a water inlet pipe 5, wherein the front end cover 2 and the rear end cover 2 and 3 are respectively blocked at the front end and the rear end of the cylindrical shell 1, the front end cover 2 and the rear end cover 3 are respectively provided with an air inlet and an air outlet, the cylindrical shell 1 is internally fixed with a closed motor cylinder 6, the motor (not shown in the figure) is installed in the motor cylinder 6, an output shaft of the motor is provided with a centrifugal impeller 7, the centrifugal impeller 7 is close to the air inlet, the lower part of the cylindrical shell is provided with a water receiving tank 8, the water return pipe 4 is connected to the end, close to the air outlet, of the water receiving tank 8 is connected with an air inlet pipe 9, the inner end of the water inlet pipe 5 passes through the air inlet pipe 9 and points to the centrifugal impeller 7, and the dust-removing and gas-washing device is characterized in that: the cylindrical shell 1 is also internally provided with a conical dehydration grid cylinder 10, the peripheral surface of the conical dehydration grid cylinder 10 is provided with a plurality of uniformly distributed groove-shaped through holes 11, the outer circumference of the motor cylinder 6 is provided with a plurality of annularly distributed atomization guide plates 12, the small end of the conical dehydration grid cylinder 10 is close to the air outlet, the large end of the conical dehydration grid cylinder 10 is opposite to the tail part of the motor cylinder 6, and the distance D between the large end and the tail part of the motor cylinder is 10-30 centimeters, so that a sedimentation space 13 is formed.
The groove-shaped through hole 11 and the atomization guide plate 12 are both spiral. Preferably, the helical directions are opposite.
The second embodiment: as shown in fig. 1 and 2, the dust-removing and gas-washing device comprises a dust-removing and gas-washing device 14, a water tank 15, a circulating water pump 16, a dewatering tank 17 and a fan 18, and is characterized in that: the dust removal and gas washing device is the dust removal and gas washing device 14 according to the first embodiment, an inlet of the circulating water pump 16 is communicated with the water tank 15, an outlet of the circulating water pump 16 is communicated with the water inlet pipe 5, the water return pipe 4 is communicated with the water tank 15, the dewatering box 17 is a closed container, the top of the dewatering box 17 is provided with an air outlet pipe 19, the bottom of the dewatering box 17 is provided with a drain pipe 20, the side wall of the dewatering box is provided with an inlet, the inlet is communicated with an air outlet of the dust removal and gas washing device 14 through a pipeline, the fan 18 is arranged on the air outlet pipe 19 of the dewatering box 17, the drain pipe 20 is communicated with the water tank 15, the drain pipe 20 is provided with a drain valve 21, and the water return pipe 4 extends into the position below the liquid level in the water tank 15.
The inner wall is equipped with the vertical slot of twice around the water tank 15, has inserted coarse filtration board 22 and fine filtration board 23 respectively, and thick filtration pore and fine filtration pore are densely covered respectively on coarse filtration board 22 and the fine filtration board 23.
And liquid level observation windows 24 are respectively arranged on the side walls of the water tank 15 and the dewatering tank 17.
The third embodiment is as follows: as shown in fig. 1 and 3, the utility model discloses main shaft tower presses down dirt system includes wire rope clean room 25 and embodiment two dust removal gas washing equipment, it has an air outlet and at least a pair of relative rope hole 26 of crossing to open on the wire rope clean room 25 lateral wall, this air outlet pass through the pipeline with dust removal gas washing equipment's air-supply line 9 communicates with each other, except that in addition, other positions of wire rope clean room 25 all seal, and the wire rope 27 of the hoisting equipment of adapted main shaft tower passes from relative rope hole 26 of crossing.
The fourth embodiment: as shown in fig. 1 and 4-5, an inverted U-shaped pipe 28 is further disposed between the dust-removing and air-washing device 14 and the dewatering box 17, a hollow floating ball 29 and a vertical guide post 30 are disposed in the dewatering box 17, a fixed pulley 31 is disposed on the top of the dewatering box 17, a guide hole is formed in the hollow floating ball 29 and sleeved on the vertical guide post 30 through the guide hole, the dewatering box further comprises a pulley rope 32 and a counterweight barrel 33, the drain valve 21 is a ball valve, an operating handle 34 is disposed on the ball valve, the inner end of the pulley rope 32 is tied to the hollow floating ball 29, a vertical through hole is formed in the top of the dewatering box 17, the outer end of the pulley rope 32 passes through the vertical through hole and crosses over the fixed pulley 31, then is connected to the end of the operating handle 34, and finally is tied to the counterweight barrel 33, when the hollow floating ball 29 is at the top dead center, the drain valve 21 is in a fully open state, and the drain speed when the drain valve 21 is fully open is higher than the water inlet speed of the dewatering box 17, when the gravity of the hollow floating ball 29 is offset by the buoyancy thereof, the gravity of the counterweight barrel 33 and the internal counterweight (usually sand or soil) thereof can drive the outer end of the operating handle 34 to ascend, and then the large drain valve 21 is opened, when the water level in the dewatering box 17 is not enough to float the hollow floating ball 29, the gravity of the hollow floating ball 29 can drive the outer end of the operating handle 34 to ascend after reducing the gravity of the counterweight barrel 33 and the buoyancy thereof, and then the drain valve 21 is closed, when the hollow floating ball 29 is at the lower end point, the drain valve 21 is in a fully closed state, and other structures are omitted as shown in the second embodiment.
The fifth embodiment: as shown in fig. 6, a light post rod 35 is connected in series to the pulley rope 32, the light post rod 35 is inserted into the vertical through hole, the light post rod 35 is a smooth cylinder, an O-ring 36 is disposed between the cylinder and the vertical through hole, and the rest of the structure is as shown in the fourth embodiment.
The utility model discloses debugging method of dust removal scrubbing equipment, including following step:
firstly, the water level in the dewatering box 17 is adjusted to be 3-5 cm below the inlet of the dewatering box 17, the drain valve 21 is closed, then the operating handle 34 is detached from the valve core rod of the drain valve 21, the outer end of the operating handle 34 faces to the lower part of the dewatering box 17, and the valve core rod of the drain valve 21 is reinstalled or welded in the posture, as shown in fig. 5.
Secondly, tying one end of a pulley rope 32 to the hollow floating ball 29, and tying the other end of the pulley rope 32 to a through hole at the tail end of the operating handle 34 after the other end of the pulley rope passes through the vertical through hole and crosses over the fixed pulley 31, and tensioning the pulley rope 32;
according to the twisting resistance of the operating handle 34 of the drain valve 21, a proper amount of sand grains are put into the counterweight barrel 33, and when the hollow floating ball 29 floats upwards, the counterweight barrel 33 can drive the outer end of the operating handle 34 to descend; when the hollow floating ball 29 descends, the gravity of the counterweight barrel 33 and sand inside the counterweight barrel can be overcome, and the outer end of the operating handle 34 is driven to ascend.
Claims (8)
1. The utility model provides a dust removal gas washer, includes cylindric shell, front end housing, rear end cap, wet return and inlet tube, and preceding, rear end cap are stifled respectively both ends around the cylindric shell, air intake and air outlet have been opened respectively at front end housing, rear end cap center, and cylindric shell internal fixation has confined motor section, installs the motor in the motor section, is equipped with centrifugal impeller on the output shaft of motor, and centrifugal impeller is close to the air intake, and there is the water receiving tank cylindric shell lower part, the wet return is connected and is close to air outlet one and serve at the water receiving tank, connect the air-supply line on the air intake, inlet tube inner passes behind the air-supply line, directional centrifugal impeller, its characterized in that: the cylindrical shell is internally provided with a conical dehydration grid cylinder, the peripheral surface of the conical dehydration grid cylinder is provided with a plurality of uniformly distributed groove-shaped through holes, the outer circumference of the motor cylinder is provided with a plurality of annularly distributed atomization guide plates, the small end of the conical dehydration grid cylinder is close to the air outlet, the large end of the conical dehydration grid cylinder is opposite to the tail part of the motor cylinder, and the two ends are separated by 10-30 centimeters to form a settling space.
2. The dust-removing gas-washing device according to claim 1, characterized in that: the groove-shaped through hole and the atomization guide plate are both spiral.
3. The utility model provides a dust removal scrubbing equipment, includes dust removal gas washing device, water tank, circulating water pump, dehydration case and fan, its characterized in that: the dust-removing and gas-washing device is the dust-removing and gas-washing device as claimed in claim 1 or 2, the inlet of the circulating water pump is communicated with the water tank, the outlet of the circulating water pump is communicated with the water inlet pipe, the water return pipe is communicated with the water tank, the dewatering box is a closed container, the top of the dewatering box is provided with an air outlet pipe, the bottom of the dewatering box is provided with a water outlet pipe, the side wall of the dewatering box is provided with an inlet, the inlet is communicated with the air outlet of the dust-removing and gas-washing device through a pipeline, the fan is arranged on the air outlet pipe of the dewatering box, the water outlet pipe is communicated with the water tank, the water outlet pipe is provided with a drain valve, and the water return pipe extends into the position below the liquid level in the water tank.
4. The dust removal scrubbing apparatus of claim 3, wherein: the inner wall is equipped with the vertical slot of twice around the water tank, has inserted coarse filtration board and fine filtration board respectively, and thick filtration pore and fine filtration pore are densely covered respectively on coarse filtration board and the fine filtration board.
5. The dust removal scrubbing apparatus of claim 3, wherein: and liquid level observation windows are respectively arranged on the side walls of the water tank and the dewatering box.
6. The dust removal scrubbing apparatus of claim 3, wherein: an inverted U-shaped pipe is further arranged between the dust removal and gas washing device and the dewatering box, a hollow floating ball and a vertical guide post are arranged in the dewatering box, a fixed pulley is arranged at the top of the dewatering box, a guide hole is formed in the hollow floating ball and sleeved on the vertical guide post through the guide hole, the water discharge valve further comprises a pulley rope and a counterweight barrel, the water discharge valve is a ball valve, an operation handle is arranged on the ball valve, the inner end of the pulley rope is tied on the hollow floating ball, a vertical through hole is formed in the top of the dewatering box, the outer end of the pulley rope penetrates through the vertical through hole and crosses over the fixed pulley to be connected with the tail end of the operation handle, and is tied on the counterweight barrel finally, when the hollow floating ball is at an upper dead center, the water discharge valve is in a fully-open state, the water discharge speed when the water discharge valve is fully opened is higher than the water inlet speed of the dewatering box, when the gravity of the hollow floating ball is offset by the buoyancy of the hollow floating ball, the counterweight barrel and the gravity of the counterweight barrel and the counterweight barrel can drive the operation handle to lift up, and then the large drain valve is opened, when the water level in the dewatering box is not enough to float the hollow floating ball, the gravity of the hollow floating ball is reduced by the gravity of the counterweight barrel and the buoyancy of the hollow floating ball, the outer end of the operating handle is driven to swing upwards, and then the drain valve is closed, and when the hollow floating ball is at the lower stop point, the drain valve is in a full-closed state.
7. The dust removal scrubbing apparatus of claim 6, wherein: the pulley rope is connected with a light column rod in series, the light column rod penetrates through the vertical through hole, the light column rod is a smooth cylinder, and an O-shaped sealing ring is arranged between the cylinder and the vertical through hole.
8. The utility model provides a main shaft tower presses down dirt system which characterized in that: the dust-removing and gas-washing device comprises a steel wire rope dust-removing chamber and the dust-removing and gas-washing device as claimed in any one of claims 3 to 7, wherein an air outlet and at least one pair of opposite rope passing holes are formed in the side wall of the steel wire rope dust-removing chamber, the air outlet is communicated with an air inlet pipe of the dust-removing and gas-washing device through a pipeline, in addition, other parts of the steel wire rope dust-removing chamber are sealed, and a steel wire rope of a lifting device matched with a main shaft tower passes through the opposite rope passing holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023025454.4U CN214050940U (en) | 2020-12-15 | 2020-12-15 | Dust removal gas washing device, dust removal gas washing equipment and main shaft tower dust suppression system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023025454.4U CN214050940U (en) | 2020-12-15 | 2020-12-15 | Dust removal gas washing device, dust removal gas washing equipment and main shaft tower dust suppression system |
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| CN214050940U true CN214050940U (en) | 2021-08-27 |
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| CN202023025454.4U Active CN214050940U (en) | 2020-12-15 | 2020-12-15 | Dust removal gas washing device, dust removal gas washing equipment and main shaft tower dust suppression system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112691481A (en) * | 2020-12-15 | 2021-04-23 | 兖州煤业股份有限公司 | Dust removal and gas washing device, dust removal and gas washing equipment, debugging method and main shaft tower dust suppression system |
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2020
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112691481A (en) * | 2020-12-15 | 2021-04-23 | 兖州煤业股份有限公司 | Dust removal and gas washing device, dust removal and gas washing equipment, debugging method and main shaft tower dust suppression system |
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