CN115888301A - A kind of thermal power plant environmental protection cycle dedusting method - Google Patents

Abstract

The invention provides an environment-friendly circulating dust removal method for a thermal power plant, which comprises the following steps: the improved motor box comprises a box body, a first fixing shaft and a first fixing plate, wherein a first groove is formed in the middle of the upper surface of the box body, a first exhaust pipe is fixedly connected in the first groove, a side edge of the upper surface of the box body is fixedly connected with a liquid storage box, the liquid storage box is communicated with a transition box through a first conveying pipe, two end faces of the fixing shaft are fixedly connected with a first transmission shaft and a second transmission shaft respectively, the first transmission shaft and the second transmission shaft are movably connected to the inner wall of the box body through bearings, the second transmission shaft passes through an output shaft of a coupling connection motor, the first fixing plate is fixedly connected to the upper end of the box body, a first liquid distribution groove is formed in the first fixing plate, the liquid storage box is communicated with a first liquid distribution groove through a second conveying pipe, and a second fixing plate is fixedly connected to the side surface of the first fixing plate. According to the invention, through the matching of the transition box and the fixed shaft, the dedusting agent can be automatically added into the box body, workers are prevented from approaching the box body to add the dedusting agent, and the dedusting efficiency of the device is improved.

Description

A kind of thermal power plant environmental protection cycle dedusting method

technical field

The invention relates to the technical field related to dust removal, in particular to an environmental protection cycle dust removal method for a thermal power plant.

Background technique

With the gradual maturity of my country's power grid related technologies, various power plants are developing rapidly. Because power plants are prone to dust, it will not only affect the related equipment in the power plant, but also affect the normal operation of the power plant, so it is necessary to remove dust from the power plant; but now Some thermal power plants have a relatively simple internal structure of environmental protection circulation dedusting methods, and their removal effect on pollutants in the flue gas is poor, thus affecting the efficiency of flue gas dedusting, which is flawed.

After searching, an environmental protection cycle dust removal method for thermal power plants disclosed in the prior art (application number: CN202022255971.4), the article records that "the top of the main box is provided with a feed port, and the feed port is inserted There is a fixed plug, and the side of the main box away from the material inlet is provided with a smoke exhaust port, and a smoke exhaust pipe is fixedly inserted in the smoke exhaust port, and a support block is fixedly sleeved on the top of the smoke exhaust pipe. A slot is inserted in the smoke exhaust pipe, an adsorption net is inserted in the slot, a motor is provided on one side of the outer wall of the main box, and a shaft is fixedly connected to the output end of the motor. The end of the rod far away from the motor is rotatably connected to the inner wall of the main box, and the shaft is fixedly connected with a stirring belt on the side wall of the main box."; This dust removal method enables the device to be quickly cleaned by setting the filter and purification mechanism. The flue gas is subjected to dust removal treatment, thereby improving the treatment efficiency of the flue gas. However, in this dust removal method, when the dust removal agent is poured into the main box, it is necessary to turn the fixed plug to open the material inlet, so that the flue gas in the main box can escape. The probability of adding dust remover near the workers will cause adverse effects on the health of workers, and purely relying on the stirring belt to stir the flue gas for dust removal is not conducive to the further improvement of dust removal efficiency.

Contents of the invention

In order to overcome the defects existing in the prior art, an environmental protection cycle dedusting method for a thermal power plant is now provided to solve the problems raised in the background art above.

In order to achieve the above object, a thermal power plant environmental protection cycle dust removal method is provided, comprising: a box body, a fixed shaft and a fixed plate 1, a groove 1 is provided in the middle of the upper surface of the box body, and the groove 1 is fixedly connected to the exhaust pipe, the box The side of the upper surface of the body is fixedly connected to the liquid storage tank, and the liquid storage tank is connected to the transition box through the delivery pipe. The top of the UV lamp is fixedly connected to the first ultraviolet lamp, and the two ends of the fixed shaft are respectively fixedly connected to the first transmission shaft and the second transmission shaft. Both the first transmission shaft and the second transmission shaft are movably connected to the inner wall of the box through bearings, and the second transmission shaft is The shaft is connected to the output shaft of the motor, the first transmission shaft is connected to the transition box through the sealed bearing, the first communication groove is opened in the first transmission shaft, and the second groove is opened in the fixed shaft. The shafts are provided with installation holes, and the first dust removal belt is fixedly connected in the installation hole through the fixing seat, the side of the first dust removal belt is stitched to connect the second dust removal belt, the first fixed plate is fixedly connected to the upper end of the box, and the first fixed plate is opened Separation tank 1, the liquid storage tank is connected to the liquid separation tank 1 through the delivery pipe 2, and the side of the fixed plate 1 is fixedly connected to the fixed plate 2, and the lower surface of the fixed plate 2 is fixedly connected to the nozzle, and the nozzle is connected to the liquid separation tank set in the fixed plate 2 Groove two, while the inner surface of the exhaust pipe is fixedly connected to the support block, the filter device is fixedly connected to the exhaust pipe through the support block, and the lower end of the exhaust pipe is fixedly connected to the second ultraviolet lamp.

Preferably, the groove one opened in the middle of the upper surface of the box has a circular structure, the exhaust pipe fixedly connected in the groove one has a cylindrical structure, and the lower end of the exhaust pipe surrounds four groups of fixedly connected equidistant Two ultraviolet lamps, four groups of ultraviolet lamps one are fixedly connected in parallel and equally spaced on the top of the box.

Preferably, the groove 2 provided inside the fixed shaft has a cylindrical structure, and the arc surface of the groove 2 is provided with multiple sets of fixed groups 1 parallel to the axial direction at equal intervals, and three groups of fixed groups in each fixed group 1 The seat 1 is distributed at equal angles along the radial direction of the groove 2, and at the same time, the fixing seat 1 has a cylindrical structure as a whole.

Preferably, the surface of the fixed seat 1 is provided with a fixed groove 1, and the fixed groove 1 has a truncated circular structure, and the arc surface of the fixed groove 1 is provided with a sealing groove 1, and the cross section of the sealing groove 1 is a semicircular structure, and the dust removal belt An end close to the fixed seat 1 is fixedly connected to the auxiliary block 1, the size of the auxiliary block 1 is compatible with the fixed groove 1, and the side of the auxiliary block 1 is fixedly connected to the sealing strip 1 relative to the position of the sealing groove 1.

Preferably, the first dust removal belt has a rectangular structure as a whole, and both sides of the first dust removal belt are sewed to connect the second dust removal belt, and the first dust removal belt and the second dust removal belt are combined to form an A-shaped structure, and the fixed shaft and the first dust removal belt are combined The shaft section formed together is a non-shaped structure.

Preferably, the fixed plate 1 is in the shape of a square, two ends of the fixed plate 1 are symmetrically provided with a two-component liquid tank 1 , and the two-component liquid tank 1 has a rectangular structure, and there are many parallel and equidistant fixed connections in the fixed plate 1. Set the fixed plate two, the liquid separation tank two provided in the fixed plate two is connected to the liquid separation tank one, and the upper surface of the fixed plate two is fixedly connected to the horizontal plate one, and the fixed plate two and the horizontal plate one are combined to form a well-shaped structure.

Preferably, the mounting plate in the filter device has a circular structure, and the fastening plate symmetrically connected to the upper and lower surfaces of the mounting plate is in a back-shaped structure, the middle part of the fastening plate is fixedly connected to the filter screen, and one of the two sets of fastening plates opposite Both sides are fixedly connected to the cotton yarn layer, and the middle parts of the two groups of cotton yarn layers are fixedly connected to the active carbon layer.

Compared with the prior art, the beneficial effect of the present invention is: through the cooperation of the liquid storage tank, the delivery pipe 1, the transition box, the transmission shaft 1 and the fixed shaft, the dedusting agent can automatically flow into the groove 2 provided by the fixed shaft , to avoid manual addition of workers, to ensure the health of workers, and the rotation of the fixed shaft can assist the dust remover to penetrate the dust removal belt 1 and the dust removal belt 2, so that the dust removal effect of the dust removal belt 1 and the dust removal belt 2 is enhanced, and the dust removal effect of the device is improved. , and when it is necessary to further enhance the dust removal effect, through the cooperation of the liquid storage tank, the second delivery pipe, the first fixed plate, the second fixed plate and the nozzle, the nozzle can spray out the mist dust removal agent, and then make the gas and liquid fully contact, so that The dust and impurities in the gas can settle, and the ultraviolet lamp 1 and ultraviolet lamp 2 can fully sterilize the flue gas, and through the multiple filtration of the filter device, the dust removal effect of the flue gas can be effectively further improved.

Description of drawings

Fig. 1 is a schematic front view of an embodiment of the present invention.

Fig. 2 is a schematic side view of an embodiment of the present invention.

FIG. 3 is an enlarged schematic diagram of A in FIG. 1 according to an embodiment of the present invention.

FIG. 4 is an enlarged schematic diagram of B in FIG. 1 according to an embodiment of the present invention.

In the figure: 1, box body; 2, fixed shaft; 3, drive shaft 1; 4, transition box; 5, fixed plate 1; 6, delivery pipe 1; 7, liquid storage tank; 8, filter device; 802, fastening plate; 9, exhaust pipe; 10, ultraviolet lamp one; 11, fixed seat one; 12, motor; 13, dust removal belt two; 14, dust removal belt one; 15, fixed plate two; 16, support block.

Detailed ways

Embodiments of the present invention are described below through specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the content disclosed in this specification. The present invention can also be implemented or applied through other different specific implementation modes, and various modifications or changes can be made to the details in this specification based on different viewpoints and applications without departing from the spirit of the present invention.

Referring to Fig. 1 to Fig. 4, the present invention provides a kind of thermal power plant environment-friendly circulating dedusting method, comprising: box body 1, fixed shaft 2 and fixed plate one 5, the middle part of the upper surface of the box body 1 is provided with a groove one, Groove one is fixedly connected to the exhaust pipe 9, and the side of the upper surface of the box body 1 is fixedly connected to the liquid storage tank 7, and the liquid storage tank 7 is connected to the transition box 4 through the delivery pipe one 6, and the transition box 4 is fixedly connected to the bottom of the box body 1. At the same time, the side of the liquid storage tank 7 away from the transition box 4 is fixedly connected to the motor 12, the top in the box body 1 is fixedly connected to the ultraviolet lamp-10, and the two ends of the fixed shaft 2 are respectively fixedly connected to the transmission shaft-3 and Transmission shaft two, transmission shaft one 3 and transmission shaft two are all movably connected to the inner wall of the box body 1 through bearings, and transmission shaft two is connected to the output shaft of the motor 12 through a coupling, and transmission shaft one 3 is connected to the transition box 4 through a sealed bearing, A connecting groove 1 is provided in the transmission shaft 1, and a groove 2 is provided in the fixed shaft 2 at the same time. The surface of the groove 2 is fixedly connected to the fixing seat, and the fixing seat and the fixed shaft 2 are provided with installation holes, and the dust removal belt 14 is fixed by the fixing seat Connected in the installation hole, the side of the dust removal belt 14 is sewed to connect the dust removal belt 2 13, the fixed plate 15 is fixedly connected to the upper end of the box body 1, and the liquid separation tank 1 and the liquid storage tank are set in the fixed plate 15 7 Connect the liquid separation tank 1 through the delivery pipe 2, and the side of the fixed plate 1 5 is fixedly connected to the fixed plate 2 15, the lower surface of the fixed plate 15 is fixedly connected to the nozzle, and the nozzle is connected to the liquid separation tank 2 set in the fixed plate 2 15, At the same time, the inner surface of the exhaust pipe 9 is fixedly connected to the support block 16, the filter device 8 is fixedly connected in the exhaust pipe 9 by the support block 16, and the lower end in the exhaust pipe 9 is fixedly connected to the ultraviolet lamp two.

In this embodiment, the valve of the delivery pipe 6 is opened first, so that the dedusting agent in the liquid storage tank 7 flows into the transition box 4 through the delivery pipe 6, and then flows into the opening and closing groove of the fixed shaft 2 through the transmission shaft 3. In the second, the dedusting agent penetrates the dedusting belt 14 and the dedusting belt 2 13 through the auxiliary block 1, and then starts the switch of the motor 12, and the motor 12 drives the transmission shaft 2 to rotate through the coupling, and the transmission shaft 2 drives the fixedly connected fixed shaft 2 Rotate synchronously, then the fixed shaft 2 drives the dust removal belt 1 14 and the dust removal belt 2 13 to rotate, and starts the water pump switch in the liquid storage tank 7 at the same time, so that the water pump will input the dedusting agent into the liquid separation tank 1 opened by the fixed plate 1 5 through the delivery pipe 2 Inside, and the dedusting agent flows to the nozzle through the liquid separation tank 2 opened by the fixed plate 2 15, so that the dedusting agent is sprayed out in the form of a mist, and the switch of the ultraviolet lamp 10 and the ultraviolet lamp 2 is started, and the smoke from the box The air intake pipe opened at the lower end of 1 flows into the box body 1. While being stirred by the dust removal belt 14 and the dust removal belt 2 13, the flue gas will also contact with the mist dust remover, so that the dust impurities in the flue gas will accelerate to settle, and in turn After the sterilizing treatment by the ultraviolet lamp 10 and the ultraviolet lamp 2, the filter device 8 will dry the flue gas, and further absorb and filter the dust impurities in the flue gas, thereby improving the dust removal effect of the flue gas, and can also The waste liquid accumulated in the box body 1 is discharged through the drain pipe at the bottom of the box body 1 .

As a preferred embodiment, the groove 1 provided in the middle of the upper surface of the box body 1 has a circular structure, and the exhaust pipe 9 fixedly connected in the groove 1 has a cylindrical structure, and the lower end of the exhaust pipe 9 Four groups of ultraviolet lamps 2 are fixedly connected at equal intervals, and at the same time, four groups of ultraviolet lamps 10 are fixedly connected at equal intervals in parallel on the top of the box body 1 .

In this embodiment, as shown in Figure 1, ultraviolet lamp one 10 can carry out overall sterilization treatment on the flue gas in the box body 1, while ultraviolet light lamp two can carry out further sterilization treatment on the flue gas which is about to leave the box body 1 , to ensure the sterilizing effect of the exhausted smoke, and a filter device 8 is arranged above the ultraviolet lamp 2, which can prevent the light of the ultraviolet lamp 2 from passing through the interior of the cabinet 1.

As a preferred embodiment, the groove 2 provided inside the fixed shaft 2 has a cylindrical structure, and the arc surface of the groove 2 is provided with multiple sets of fixed groups 1 parallel to the axial direction at equal intervals, and each fixed group 1 The three sets of fixing seats 11 are distributed equiangularly along the radial direction of the groove 2, and the fixing seats 11 are in a cylindrical structure as a whole.

In this embodiment, as shown in Fig. 1 and Fig. 2, the fixed seat 11 evenly distributed in the fixed shaft 2 can ensure that the fixed dust removal belt 14 is evenly distributed on the outer surface of the fixed shaft 2, avoiding the dust removal belt 14 There is a winding problem.

As a preferred embodiment, a fixing groove 1 is provided on the surface of the fixing seat 11, and the fixing groove 1 is in the shape of a truncated cone, and the arc surface of the fixing groove 1 is provided with a sealing groove 1, and the cross section of the sealing groove 1 is semicircular. structure, at the same time, the end of the dust removal belt 14 close to the fixed seat 11 is fixedly connected to the auxiliary block 1, the size of the auxiliary block 1 is compatible with the fixed groove 1, and the side of the auxiliary block 1 is fixedly connected to the sealing strip 1 relative to the position of the sealing groove 1 .

In this embodiment, as shown in Figure 2, through the cooperation of the fixed seat 11 and the auxiliary block 1, the dust removal belt 14 can be stably connected to the outer surface of the fixed shaft 2, and the fit of the sealing strip 1 and the sealing groove 1, The connection effect between the fixed base 11 and the auxiliary block 1 can be further enhanced.

As a preferred embodiment, the first dust removal belt 14 has a rectangular structure as a whole, and both sides of the first dust removal belt 14 are stitched to connect the second dust removal belt 13, and the first dust removal belt 14 and the second dust removal belt 13 are combined to form an A-shaped structure , while the fixed shaft 2 and the dust removal belt one 14 are combined to form a non-shaped cross-section of the shaft.

In the present embodiment, as shown in Fig. 1 and Fig. 2, dust removal belt one 14 and dust removal belt two 13 all adopt water-absorbing material, and then the dedusting agent in the fixed shaft 2 can fully soak dust removal belt one 14 and dust removal belt two 13, and The second dust removal belt 13 itself has a mesh structure, so that when the second dust removal belt 13 rotates with the first dust removal belt 14, it can more effectively filter the dust impurities in the flue gas.

As a preferred embodiment, the fixed plate 5 is in the shape of a square, and the two ends of the fixed plate 5 are symmetrically provided with a two-component liquid tank 1, and the two-component liquid tank 1 has a rectangular structure, and the fixed plate 5 has a Multiple sets of fixed plates 15 are fixedly connected in parallel and equidistant, and the liquid separation tank 2 opened in the fixed plate 15 is connected to the liquid separation tank 1. At the same time, the upper surface of the fixed plate 2 15 is fixedly connected to the horizontal plate 1, the fixed plate 2 15 and the horizontal plate A group together forms a well-shaped structure.

In this embodiment, as shown in Fig. 1 and Fig. 3, the horizontal plate 1 fixedly connected to the upper surface of the fixed plate 15 can assist the fixing of the fixed plate 15 to ensure the stability between the fixed plates 15, and through liquid separation The cooperation of the tank one and the liquid separation tank two makes the plurality of sets of fixing plates two 15 communicate with each other, thereby ensuring that the spray head can stably spray the mist dust removal agent and improve the dust removal effect.

As a preferred embodiment, the mounting plate 801 in the filter device 8 has a circular ring structure, and the fastening plate 802 symmetrically connected to the upper and lower surfaces of the mounting plate 801 is in a back-shaped structure, and the middle part of the fastening plate 802 is fixedly connected to the filter screen. And the opposite sides of the two sets of fastening plates 802 are all fixedly connected to the cotton yarn layer, and the middle parts of the two sets of cotton yarn layers are fixedly connected to the activated carbon layer.

In this embodiment, as shown in Figures 1 and 4, while the filter screen of the filter device 8 can filter the smoke, it can also limit the cotton yarn layer and the activated carbon layer in the filter device 8, and the cotton yarn layer can assist the activation of the activated carbon. Drying the flue gas layer by layer can also enhance the adsorption and filtration effect on dust impurities after the cotton yarn layer is wetted by the dust remover.

The environment-friendly cycle dedusting method for a thermal power plant of the present invention avoids workers being harmed by flue gas when artificially adding dedusting agent, and can automatically add dedusting agent during preliminary dedusting, and through the cooperation of fixed plate one 5, fixed plate two 15 and nozzles , can spray mist-like dedusting agent, and cooperate with fixed shaft 2, dust-removing belt one 14 and dust-removing belt two 13, can further enhance the dust-removing effect of the device.

Claims (8)

1. An environment-friendly circulating dust removal method for a thermal power plant is characterized by comprising the following steps: firstly, a valve of a first conveying pipe (6) is opened, so that a dedusting agent in a liquid storage box (7) flows into a transition box (4) through the first conveying pipe (6), flows into a second groove which is opened and closed by a first transmission shaft (3) and a second fixed shaft (2), the dedusting agent permeates a first dedusting belt (14) and a second dedusting belt (13) through a first auxiliary block, then a switch of a motor (12) is started, the motor (12) drives the second transmission shaft to rotate through a coupler, the second transmission shaft drives the fixed shaft (2) which is fixedly connected to synchronously rotate, then the first dedusting belt (14) and the second dedusting belt (13) are driven to rotate by the fixed shaft (2), and a water pump switch in the liquid storage box (7) is started simultaneously, so that the dedusting agent is input into a first liquid separating groove which is formed in a first fixed plate (5) through the second conveying pipe by a water pump, and the dedusting agent flows to the spray head through the second liquid separating groove arranged on the second fixing plate (15) to spray the dedusting agent in a fog shape, the switch of the first ultraviolet lamp (10) and the second ultraviolet lamp is started, the flue gas flows into the box body (1) from the air inlet pipe arranged at the lower end of the box body (1), the flue gas can contact with the fog-shaped dedusting agent while being stirred by the first dedusting belt (14) and the second dedusting belt (13), so that the dust impurities in the flue gas are accelerated to settle, and after the flue gas passes through the sterilization treatment of the first ultraviolet lamp (10) and the second ultraviolet lamp in sequence, the filtering device 8 can dry the flue gas and further adsorb and filter the dust impurities in the flue gas, thereby improving the dust removal effect of the flue gas and simultaneously discharging accumulated waste liquid in the box body (1) through the drain pipe at the bottom of the box body (1).

2. The environmental-friendly circulating dust removal method for the thermal power plant as claimed in claim 1, wherein the method comprises the following steps: the middle part of the upper surface of the box body (1) is provided with a first groove, the first groove is fixedly connected with an exhaust pipe (9), the side edge of the upper surface of the box body (1) is fixedly connected with a liquid storage box (7), the liquid storage box (7) is communicated with a transition box (4) through a first conveying pipe (6), the transition box (4) is fixedly connected with the outer surface of the box body (1), one side of the liquid storage box (7) far away from the transition box (4) is fixedly connected with a motor (12), the top part in the box body (1) is fixedly connected with a first ultraviolet lamp (10), the two end surfaces of the fixed shaft (2) are respectively fixedly connected with a first transmission shaft (3) and a second transmission shaft, the first transmission shaft (3) and the second transmission shaft are movably connected with the inner wall of the box body (1) through bearings, the second transmission shaft passes through a coupler and is connected with an output shaft of the motor (12), the first transmission shaft (3) is communicated with the transition box (4) through a sealing bearing, the first transmission shaft (3) is internally provided with a first communication groove, the second groove is simultaneously internally provided in the fixed shaft (2), the fixed shaft (3), the second groove is fixedly connected with a second groove is fixedly connected with the fixed seat, the fixed seat and the fixed plate (2) is arranged in the fixed seat, the fixed plate (14) is connected with the inner end of the first dust removing groove (5) and the fixed plate (14), the fixed plate (13) in the fixed plate (1), the fixed plate (14) and the dust removing groove (5) is sewn in the fixed plate (5), liquid reserve tank (7) are through second intercommunication branch cistern one of conveyer pipe, and the side fixed connection fixed plate two (15) of fixed plate one (5), the lower fixed surface connection shower nozzle of fixed plate two (15), the liquid reserve tank two of seting up in shower nozzle intercommunication fixed plate two (15), blast pipe (9) internal surface fixed connection supporting shoe (16) simultaneously, filter equipment (8) are through supporting shoe (16) fixed connection in blast pipe (9), and lower extreme fixed connection ultraviolet lamp two in blast pipe (9).

3. The environmental protection circulating dust removal method for the thermal power plant as claimed in claim 2, wherein the first groove formed in the middle of the upper surface of the box body (1) is of a circular structure, the exhaust pipe (9) fixedly connected in the first groove is of a cylindrical structure, the lower end in the exhaust pipe (9) is fixedly connected with four groups of second ultraviolet lamps at equal intervals in a surrounding manner, and meanwhile, the four groups of first ultraviolet lamps (10) are fixedly connected with the top in the box body (1) at equal intervals in a parallel manner.

4. The environmental protection circulating dust removal method for the thermal power plant as claimed in claim 3, wherein the second groove formed in the fixing shaft (2) is of a cylindrical structure, the arc surface of the second groove is axially provided with a plurality of first fixing groups in parallel at equal intervals, three first fixing groups (11) in each first fixing group are radially distributed at equal angles along the second groove, and meanwhile, the first fixing groups (11) are of a cylindrical structure as a whole.

5. The environmental-friendly cyclic dust removal method for the thermal power plant as claimed in claim 4, wherein a first fixing groove is formed in the surface of the first fixing seat (11), the first fixing groove is of a circular truncated cone-shaped structure, a first sealing groove is formed in the circular arc surface of the first fixing groove, the cross section of the first sealing groove is of a semicircular structure, a first auxiliary block is fixedly connected to one end, close to the first fixing seat (11), of the first dust removal belt (14), the first auxiliary block is matched with the first fixing groove in size, and a first sealing strip is fixedly connected to one side surface of the first auxiliary block relative to the first sealing groove in position.

6. The environmental-friendly circulating dust removal method for the thermal power plant as claimed in claim 5, wherein the first dust removal belt (14) is of a rectangular structure as a whole, the two sides of the first dust removal belt (14) are connected with the second dust removal belt (13) in a sewing mode, the first dust removal belt (14) and the second dust removal belt (13) are combined together to form a structure shaped like a Chinese character 'jia', and meanwhile, the shaft section formed by combining the fixing shaft (2) and the first dust removal belt (14) is of a non-character-shaped structure.

7. The environmental-friendly cyclic dust removal method for the thermal power plant as claimed in claim 6, wherein the first fixing plate (5) is of a square structure, the first two-component liquid tank is symmetrically formed at two ends of the first fixing plate (5), the first two-component liquid tank is of a rectangular structure, a plurality of second fixing plates (15) are fixedly connected in the first fixing plate (5) in parallel and at equal intervals, the second liquid separating tank formed in the second fixing plate (15) is communicated with the first liquid separating tank, the upper surface of the second fixing plate (15) is fixedly connected with the first transverse plate, and the second fixing plate (15) and the first transverse plate are combined together to form a groined structure.

8. The environmental-friendly circulating dust removal method for the thermal power plant as claimed in claim 7, wherein the mounting plate (801) in the filter device (8) is of a circular ring structure, the fastening plates (802) symmetrically connected with the upper and lower surfaces of the mounting plate (801) are of a reversed-square-shaped structure, the filter screen is fixedly connected to the middle parts of the fastening plates (802), the opposite sides of the two groups of fastening plates (802) are fixedly connected with the cotton yarn layers, and the middle parts of the two groups of cotton yarn layers are fixedly connected with the activated carbon layers.

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