CN117225129A - Flue gas purification device for waste heat recovery - Google Patents

Flue gas purification device for waste heat recovery Download PDF

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Publication number
CN117225129A
CN117225129A CN202311506976.1A CN202311506976A CN117225129A CN 117225129 A CN117225129 A CN 117225129A CN 202311506976 A CN202311506976 A CN 202311506976A CN 117225129 A CN117225129 A CN 117225129A
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CN
China
Prior art keywords
pipe
plate
box body
flue gas
box
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Granted
Application number
CN202311506976.1A
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Chinese (zh)
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CN117225129B (en
Inventor
张福泉
张冠洲
王友梅
李俊英
张丹
安然
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Shandong Huanneng Design Institute Co ltd
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Shandong Huanneng Design Institute Co ltd
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Priority to CN202311506976.1A priority Critical patent/CN117225129B/en
Publication of CN117225129A publication Critical patent/CN117225129A/en
Application granted granted Critical
Publication of CN117225129B publication Critical patent/CN117225129B/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00Combustion technologies with mitigation potential
    • Y02E20/30Technologies for a more efficient combustion or heat usage

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  • Filtering Of Dispersed Particles In Gases (AREA)
  • Chimneys And Flues (AREA)

Abstract

The invention belongs to the technical field of flue gas purification, and particularly relates to a flue gas purification device for waste heat recovery, which comprises a box body, supporting legs, air inlet pipes, air outlet pipes, water inlet pipes and water outlet pipes, wherein the upper part of the box body is rectangular, the lower part of the box body is in an inverted truncated cone shape, the air outlet pipes are arranged at the top of the box body, the air inlet pipes are arranged on one side of the box body, the water inlet pipes and the water outlet pipes are arranged at the bottom of the box body, valves are arranged on the water outlet pipes, the number of the supporting legs is four and the supporting legs are respectively arranged at the four ends of the box body, and the air inlet pipes comprise V-shaped pipe sections, flat pipe sections and L-shaped pipe sections. According to the invention, dust particles in the flue gas can be blocked and filtered through the air inlet pipe and the filter screen, so that the quantity of the dust particles entering into water is reduced, the occurrence of blocking of the atomizing nozzle is reduced, the working efficiency of flue gas purification is improved, and the treatment effect of flue gas purification is ensured.

Description

Flue gas purification device for waste heat recovery
Technical Field
The invention belongs to the technical field of flue gas purification, and particularly relates to a flue gas purification device for waste heat recovery.
Background
In industrial production such as metallurgy, chemical industry, mechanical manufacturing, can discharge a large amount of high temperature flue gas, high temperature flue gas is in the direct emission to the air if, not only causes the waste of a large amount of heat, can also cause very big pollution to the environment, to the waste heat that carries in the flue gas, handles through waste heat recovery equipment: the heated pipe filled with the heat supply medium is wound on the flue gas pipeline, heat in the flue gas is transferred to the heat supply medium in the heated pipe, so that the heat exchange of the heat supply medium is completed by heating, and then the flue gas is purified and then discharged into the atmosphere.
Because the flue gas contains a large amount of dust particles, the existing flue gas purification device purifies the flue gas by physically spraying and water treatment on the dust particles in the flue gas, firstly, the flue gas is introduced into water to be contacted with water, and then the flue gas is treated by spraying, although the treatment effect of the treatment mode on the dust particles in the flue gas is ideal, the flue gas is not pretreated and filtered, and after the flue gas is contacted with water, the water contains a large amount of dust particles, after long-time working, the spray head is easily blocked, so that the spraying working efficiency is reduced, and the treatment effect of flue gas purification is affected.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a flue gas purifying device for waste heat recovery, which can block and filter dust particles in flue gas through an air inlet pipe and a filter screen, so that the number of the dust particles entering water is reduced, the occurrence of blocking of an atomizing nozzle is reduced, the working efficiency of flue gas purification is improved, and the treatment effect of flue gas purification is ensured.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a flue gas purification device that waste heat recovery used, includes box, supporting leg, intake pipe, outlet duct, inlet tube, outlet pipe, box upper portion is rectangular, lower part for the form of inversion round platform, the top at the box is installed to the outlet duct, the intake pipe is installed in one side of box, the bottom at the box is all installed to inlet tube and outlet pipe, installs the valve on the outlet pipe, the quantity of supporting leg is four and installs four tip in the box below respectively, the intake pipe includes V type pipeline section, flat pipeline section, L type pipeline section, the flat pipeline section is installed in the one end of V type pipeline section, and the filter screen is installed to the one end that is close to the V type pipeline section inside of flat pipeline section, L type pipeline section installs in the top of flat pipeline section, and the one end that flat pipeline section kept away from the flat pipeline section extends to box inside and installs the gas distribution plate, V type pipeline section, flat pipeline section are the one end of keeping away from the V type pipeline section installs the fan, the bottom of V type pipeline section is arranged sediment pipe section, flat pipeline section installs the picture peg and installs on the side of flat pipeline section, the shutoff mechanism installs between the box.
The top of the air collection chamber is communicated with the L-shaped pipe section, a plurality of air distribution holes are uniformly formed in the lower part of the inner part of the air distribution plate, and the air distribution holes are communicated with the air collection chamber.
The utility model provides a spray mechanism includes actuating assembly, piston tube, first watering board, second watering board, actuating assembly installs the top at the box, the piston tube is installed in actuating assembly's both sides, and piston tube internally sliding mounting has the piston, actuating assembly's both ends are connected with the inside piston of piston tube respectively, the piston tube is kept away from the installation U type pipe of actuating assembly's one end, the one end that the piston tube was kept away from to the U type pipe is linked together with the middle part of box, the straight tube is installed near the bottom of U type pipe one side to the piston tube, the straight tube other end extends to the inside of box, and straight tube internally mounted has the second check valve, the internally mounted of U type pipe has first check valve, first watering board and second watering board are all installed in box inside top, and first watering board is located the below of second watering board, and first watering board and the second watering board one end that keeps away from each other installs on the inner wall of box, and the other end is kept away from the interval with the box inner wall, and two are kept away from first watering board, second watering board and second watering board are evenly installed on the first watering board.
The driving assembly comprises a supporting plate, a second motor, a rectangular frame and guide rods, wherein the second motor is arranged on one side of the supporting plate, the end part of an output shaft of the second motor penetrates through the supporting plate and is provided with a rocker, one end of the rocker, which is far away from the second motor, is provided with a pin shaft, the rectangular frame is arranged on the outer side of the pin shaft, the guide rods are arranged on two sides of the rectangular frame, one end, which is far away from the rectangular frame, of each guide rod extends to the inside of the piston cylinder and is connected with the piston, limiting rods are arranged on the upper side and the lower side of each guide rod, the limiting rods are arranged on the supporting plate, and the supporting plate is arranged on the top of the box body through the limiting rods.
The utility model provides a shutoff mechanism includes first shutoff subassembly, second shutoff subassembly, support frame, first motor, cam, the support frame is installed in the flat tube section and is kept away from the one end top of V type pipeline section, one side at the support frame is installed to first motor, the cam is located the opposite side of support frame and with first motor output shaft end connection, the length of cam is greater than the width of cam far away, first shutoff subassembly is located the below of support frame and installs on the flat tube section, second shutoff subassembly is located one side of support frame and installs on L type pipeline section, first shutoff subassembly with second shutoff subassembly structure is the same and all includes carrier box, shutoff board, spring, connecting rod, first shutoff subassembly structure's carrier box is installed on the flat tube section, and the carrier box of second shutoff subassembly structure is installed on L type pipeline section, shutoff board slidable mounting is in the carrier box, the connecting rod is installed in one side that the shutoff board is close to the cam, the connecting rod passes carrier box and cam butt, the spring is located the both sides of the inside connecting rod of carrier box, and spring mounting is between the shutoff board and carrier box, first shutoff board and carrier box and the motion to the flat tube section in the flat tube section that can be to the motion to the shutoff board in the flat tube section, the shutoff board and the flat tube section in the flat tube section to the shutoff board and the flat tube section.
Preferably, an annular groove is formed in the circumferential direction of the cam, and the annular groove is abutted with the two connecting rods.
Preferably, a catalytic plate layer is arranged on the inner wall of the box body above the second water sprinkling plate, an active carbon layer is arranged above the catalytic plate layer, a sponge layer is arranged above the active carbon layer, and the catalytic plate layer adopts palladium-gold series catalysts.
Preferably, the cleaning mechanism is installed to the box bottom, cleaning mechanism includes spray pipe, third motor, scraper blade, the spray pipe is installed in the box inside below, and a plurality of holes for water spraying have evenly been seted up to top-down circumferencial direction on the spray pipe, the scraper blade is installed in one side of spray pipe and with box lower part inner wall looks butt, the spray pipe bottom extends to the outside of box and rotates and install in the inlet tube, the housing is installed to the box bottom, the third motor is installed on the housing, and the third motor output shaft tip passes the housing and installs first gear, and the second gear is installed to the periphery of the spray pipe that is located the housing inside, the second gear is connected with first gear meshing.
Preferably, the cleaning mechanism is installed to filter screen one side, the cleaning mechanism includes pivot, third gear, rack, slider, telescopic link, cleans the roller, the pivot sets up in one side of filter screen, it installs in the pivot to clean the roller, cleans the axial and radial a plurality of brush hair of evenly installing of roller, brush hair and filter screen butt, all set up flutedly on the flat tube section both sides wall, slider slidable mounting is in one of them recess, the telescopic link is installed in flat tube section and expansion end extends to be connected with the top of slider in the recess, the rack is installed in another recess, the third gear is located one side of rack and meshes with the rack, pivot one end is rotated and is installed on the slider, and the other end is connected with the third gear.
Preferably, an observation window is installed on the box body.
Preferably, a baffle is arranged below the first sprinkling plate, one end of the baffle, which is far away from the first sprinkling plate, is arranged on the inner wall of the box body, and a gap is reserved between one end, which is close to the first sprinkling plate, and the inner wall of the box body.
Preferably, a filter cover is arranged at the periphery of one end, far away from the piston cylinder, of the U-shaped tube, and the filter cover is arranged on the inner wall of the box body.
The beneficial effects of the invention are as follows:
1) Can block and filter the dust granule in the flue gas through intake pipe and filter screen to reduced the quantity that dust granule got into in the aquatic, reduced the emergence of atomizer jam condition, improved flue gas purification's work efficiency, guaranteed flue gas purification's treatment effect.
2) Through keeping away from piston cylinder one end periphery at the U type pipe and be equipped with the filter mantle, the filter mantle is installed on the inner wall of box, can filter the dust particle in the aquatic through the filter mantle, prevents that dust particle in the aquatic from entering into the atomizer and blocking up atomizer to guaranteed atomizer's normal work.
3) Through seting up the ring channel at the circumferencial direction of cam, ring channel and two connecting rods butt can carry out spacingly to the connecting rod through the ring channel, prevent that connecting rod and cam from separating, guaranteed the stability of plugging mechanism's work.
4) Through installing the catalysis lamina on the box inner wall of second watering board top, install the active carbon layer above the catalysis lamina, install the sponge layer above the active carbon layer, the catalysis lamina adopts palladium gold series catalyst, can be with CO harmful gas catalytic oxidation CO under the normal atmospheric temperature state through the catalysis lamina 2 The active carbon layer can purify the smoke and absorb harmful substances such as peculiar smell, and the sponge layer can absorb moisture in the smoke, so that the humidity in the smoke is reduced.
5) When cleaning the bottom of the box, firstly, the water in the box is discharged cleanly through the water outlet pipe, the valve is in an open state, then, the water in the water outlet pipe is fed into the water spraying pipe, the water in the water spraying pipe is sprayed onto the inner wall of the box through the water spraying hole, the inner wall of the box is flushed, meanwhile, the third motor works to drive the first gear to rotate, the second gear is meshed with the first gear to drive the water spraying pipe to rotate, the scraping plate positioned on the water spraying pipe rotates along with the rotation of the first gear to clean different positions in the box, when water needs to be injected into the box, the valve of the water outlet pipe is closed, and water in the water inlet pipe enters the water spraying pipe and enters the interior of the box through the water spraying hole.
6) The sliding block is driven to move up and down in the groove through the telescopic rod, the third gear and the rack are meshed to drive the rotating shaft and the cleaning roller to rotate, dust particles on the filter screen are cleaned along with the filter screen through the brush hair, meanwhile, the L-shaped pipe section is blocked through the blocking mechanism, the flat pipe section is in a communicating state, and wind power generated by the operation of the fan blows to the filter screen, so that the cleaning work efficiency of the filter screen is accelerated.
7) Through installing the observation window on the box, be convenient for observe the inside condition of box through the observation window.
8) Through being equipped with the baffle in the below of first watering board, the one end that first watering board was kept away from to the baffle is installed on the box inner wall, and the one end that is close to first watering board leaves the clearance with the box inner wall, is favorable to the inside flue gas of box to be sprayed by first watering board and second watering board, has improved flue gas purification's work efficiency.
Drawings
Fig. 1 is a schematic diagram of a flue gas purifying device for waste heat recovery according to the present invention.
Fig. 2 is a schematic diagram of the internal structure of the case of the flue gas purifying device for waste heat recovery according to the present invention.
Fig. 3 is a schematic structural view of a cleaning mechanism in the flue gas cleaning device for waste heat recovery according to the present invention.
Fig. 4 is a schematic diagram of a gas separation plate structure in the flue gas purifying device for waste heat recovery.
Fig. 5 is a schematic structural view of a spraying mechanism in the flue gas cleaning device for waste heat recovery according to the present invention.
Fig. 6 is a schematic structural view of a driving assembly in the flue gas cleaning device for waste heat recovery according to the present invention.
Fig. 7 is a schematic view of the structure of an air inlet pipe in the flue gas purifying device for waste heat recovery.
Fig. 8 is a schematic structural view of a plugging mechanism in the flue gas purifying device for waste heat recovery.
Fig. 9 is a schematic structural view of a cleaning mechanism in the flue gas cleaning device for waste heat recovery according to the present invention.
In the figure: 1. a case; 2. support legs; 3. an air inlet pipe; 31. a V-shaped pipe section; 32. a flat tube section; 33. an L-shaped pipe section; 4. a slag discharge pipe; 5. a plugging mechanism; 51. a first plugging assembly; 511. a carrying case; 512. a plugging plate; 513. a spring; 514. a connecting rod; 52. a second plugging assembly; 53. a support frame; 54. a first motor; 55. a cam; 56. an annular groove; 6. a water inlet pipe; 7. an air outlet pipe; 8. a spraying mechanism; 81. a drive assembly; 811. a support plate; 812. a second motor; 813. a rocker; 814. a pin shaft; 815. a rectangular frame; 816. a guide rod; 817. a limit rod; 82. a piston; 83. a piston cylinder; 84. a straight pipe; 85. a U-shaped tube; 86. a first one-way valve; 87. a second one-way valve; 88. a first sprinkler plate; 89. a second sprinkler plate; 891. an atomizing nozzle; 9. an observation window; 10. a cleaning mechanism; 101. a water spray pipe; 102. a housing; 103. a third motor; 104. a first gear; 105. a second gear; 106. a water spraying hole; 107. a scraper; 11. a water outlet pipe; 12. a valve; 13. an air dividing plate; 131. a plenum chamber; 132. an air dividing hole; 14. a catalytic plate layer; 15. an activated carbon layer; 16. a sponge layer; 17. inserting plate; 18. a cleaning mechanism; 181. a rotating shaft; 182. a third gear; 183. a rack; 184. a groove; 185. a slide block; 186. a telescopic rod; 187. a cleaning roller; 19. a blower; 20. a filter screen; 21. a baffle; 22. and a filter cover.
Detailed Description
The following description of the embodiments of the present invention will be provided with reference to fig. 1-9, and it should be apparent that the embodiments described are only some, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
The utility model provides a flue gas purification device for waste heat recovery, includes box 1, supporting leg 2, intake pipe 3, outlet duct 7, inlet tube 6, outlet pipe 11, box 1 upper portion is rectangular, the lower part is the form of inverted circular truncated cone, outlet duct 7 is installed at the top of box 1, intake pipe 3 is installed in one side of box 1, inlet tube 6 and outlet pipe 11 are all installed in the bottom of box 1, installs valve 12 on the outlet pipe 11, the quantity of supporting leg 2 is four and installs four tip below box 1 respectively, intake pipe 3 includes V type pipeline section 31, flat pipeline section 32, L type pipeline section 33, flat pipeline section 32 installs the one end at V type pipeline section 31, and the filter screen 20 is installed to the one end that is close to V type pipeline section 31 inside flat pipeline section 32, L type pipeline section 33 installs the top at flat pipeline section 32, the one end that L type pipeline section 33 kept away from flat pipeline section 32 extends to box 1 inside and installs divide gas board 13, V type pipeline section 31, flat pipeline section 32, L type pipeline section 33 are integrated into one piece structure and communicate in proper order, and flat pipeline section 32 keeps away from the one end of V type pipeline section 31 and installs fan 19, slag pipe 4 is installed to the bottom of V type pipeline section 31, slidable mounting has picture peg 17 on the slag pipe 4, install shutoff mechanism 5 between flat pipeline section 32 and the L type pipeline section 33, spraying mechanism 8 is installed to the top of box 1, divide gas board 13 inside top to have seted up air collecting chamber 131, air collecting chamber 131's top is linked together with L type pipeline section 33, divide the inside below of gas board 13 to evenly have seted up a plurality of minute air holes 132, minute air holes 132 are linked together with air collecting chamber 131, install observation window 9 on the box 1, be convenient for observe the inside condition of box 1 through observation window 9.
The spraying mechanism 8 comprises a driving component 81, a piston cylinder 83, a first spraying plate 88 and a second spraying plate 89, wherein the driving component 81 is arranged at the top of the box body 1, the piston cylinder 83 is arranged at two sides of the driving component 81, a piston 82 is slidably arranged in the piston cylinder 83, two ends of the driving component 81 are respectively connected with the piston 82 in the piston cylinder 83, a U-shaped pipe 85 is arranged at one end of the piston cylinder 83 far away from the driving component 81, one end of the U-shaped pipe 85 far away from the piston cylinder 83 is communicated with the middle part of the box body 1, a straight pipe 84 is arranged at the bottom of the piston cylinder 83 near one side of the U-shaped pipe 85, the other end of the straight pipe 84 extends to the inside of the box body 1, a second one-way valve 87 is arranged in the straight pipe 84, the inside water of piston cylinder 83 can only flow out through straight tube 84 through second check valve 87, the internally mounted of U type pipe 85 has first check valve 86, makes the inside water of U type pipe 85 flow to piston cylinder 83 inside through first check valve 86, first watering board 88 and second watering board 89 all install in box 1 inside top, and first watering board 88 is located the below of second watering board 89, and first watering board 88 and the one end that second watering board 89 kept away from each other are installed on the inner wall of box 1, and the other end leaves the interval with box 1 inner wall, and the one end that piston cylinder 83 was kept away from to two straight tubes 84 about is connected with first watering board 88, second watering board 89 respectively, evenly installs a plurality of atomizer 891 on first watering board 88 and the second watering board 89.
The driving assembly 81 comprises a supporting plate 811, a second motor 812, a rectangular frame 815 and guide rods 816, the second motor 812 is arranged on one side of the supporting plate 811, the end portion of an output shaft of the second motor 812 penetrates through the supporting plate 811 and is provided with a rocker 813, one end of the rocker 813, which is far away from the second motor 812, is provided with a pin 814, the rectangular frame 815 is arranged on the outer side of the pin 814, the guide rods 816 are arranged on two sides of the rectangular frame 815, one end of the guide rods 816, which is far away from the rectangular frame 815, extends to the inside of the piston cylinder 83 and is connected with the piston 82, limit rods 817 are arranged on the upper side and the lower side of the two guide rods 816, the limit rods 817 are arranged on the supporting plate 811, the supporting plate 811 drives the rocker 813 to perform circular motion through the second motor 812, the pin 814 on the rocker 813 drives the rectangular frame 815 to reciprocate left and right through the guide rods 816, when the rectangular frame 816 moves leftwards, the guide rods 816 drive the piston 82 to send water inside the piston cylinder 83 into the first water plate 88 through 84, the guide rods 891 are extended into the piston cylinder 83, and at the same time, the right side of the guide rods 816 drive the piston cylinder 83 to spray water inside the piston cylinder 83 through the right side of the guide rods 816, and the right side of the guide rods 816 drive the piston cylinder 83 to spray water through the right side of the guide rods 85 through the guide rods 816, and the right side of the guide rods 85, and the guide rods 85 when the water is sprayed into the right side of the guide rods 85 through the guide rods 82, which are blown into the inside the guide rods 82, which is sprayed into the inside the guide rods 82, and the guide rods 82, which is sprayed into the side by the side, and the side, which is sprayed.
The below of first watering plate 88 is equipped with baffle 21, the one end that first watering plate 88 was kept away from to baffle 21 is installed on box 1 inner wall, and the one end that is close to first watering plate 88 leaves the clearance with box 1 inner wall, is favorable to the inside flue gas of box 1 to be sprayed by first watering plate 88 and second watering plate 89, has improved flue gas purification's work efficiency, U type pipe 85 is kept away from piston cylinder 83 one end periphery and is equipped with filter mantle 22, filter mantle 22 is installed on the inner wall of box 1, can filter the dust particle in the aquatic through filter mantle 22, prevents that dust particle in the aquatic from entering into atomizer 891 and blocks up atomizer 891 to guaranteed atomizer 891's normal work.
The plugging mechanism 5 comprises a first plugging component 51, a second plugging component 52, a supporting frame 53, a first motor 54 and a cam 55, wherein the supporting frame 53 is arranged above one end of the flat pipe section 32 far away from the V-shaped pipe section 31, the first motor 54 is arranged on one side of the supporting frame 53, the cam 55 is arranged on the other side of the supporting frame 53 and is connected with the end part of an output shaft of the first motor 54, the length of the cam 55 is far greater than the width of the cam 55, the first plugging component 51 is arranged below the supporting frame 53 and is arranged on the flat pipe section 32, the second plugging component 52 is arranged on one side of the supporting frame 53 and is arranged on the L-shaped pipe section 33, the first plugging component 51 is identical to the second plugging component 52 in structure and comprises a bearing box 511, a plugging plate 512, a spring 513 and a connecting rod 514, the bearing box 511 of the first plugging component 51 is arranged on the flat pipe section 32, the bearing box 511 of the second plugging assembly 52 structure is arranged on the L-shaped pipe section 33, the plugging plate 512 is slidably arranged in the bearing box 511, the connecting rod 514 is arranged on one side of the plugging plate 512 close to the cam 55, the connecting rod 514 passes through the bearing box 511 and is abutted against the cam 55, the springs 513 are arranged on two sides of the inner connecting rod 514 of the bearing box 511, the springs 513 are arranged between the plugging plate 512 and the bearing box 511, sliding grooves matched with the plugging plate 512 are formed on the flat pipe section 32 and the V-shaped pipe section 31, the plugging plate 512 in the first plugging assembly 51 can move into the sliding grooves on the flat pipe section 32 to plug the flat pipe section 32, the plugging plate 512 in the second plugging assembly 52 can move into the sliding grooves on the flat pipe section 32 to plug the L-shaped pipe section 33, the cam 55 is driven to rotate by the first motor 54, when the long end of the cam 55 is contacted with the first plugging assembly 51, the flat pipe section 32 is in a plugging state, when the long end of the cam 55 contacts with the second plugging assembly 52, the V-shaped pipe section 31 is in a plugging state, the annular groove 56 is formed in the circumferential direction of the cam 55, the annular groove 56 is abutted to the two connecting rods 514, the connecting rods 514 can be limited through the annular groove 56, the connecting rods 514 are prevented from being separated from the cam 55, and the working stability of the plugging mechanism 5 is ensured.
Install catalytic plate layer 14 on the box 1 inner wall of second watering board 89 top, active carbon layer 15 is installed to catalytic plate layer 14 top, sponge layer 16 is installed to active carbon layer 15 top, catalytic plate layer 14 adopts palladium gold series catalyst, can be with CO harmful gas catalytic oxidation to CO under the normal atmospheric temperature state through catalytic plate layer 14 2 Harmful substances such as peculiar smell can be purified and absorbed to the flue gas through active carbon layer 15, can absorb the moisture in the flue gas through sponge layer 16, have reduced the humidity in the flue gas.
The cleaning mechanism 10 is arranged at the bottom of the box body 1, the cleaning mechanism 10 comprises a spray pipe 101, a third motor 103 and a scraping plate 107, the spray pipe 101 is arranged below the inner part of the box body 1, a plurality of spray holes 106 are uniformly formed in the circumferential direction of the spray pipe 101 from top to bottom, the scraping plate 107 is arranged on one side of the spray pipe 101 and is abutted against the inner wall of the lower part of the box body 1, the bottom end of the spray pipe 101 extends to the outer side of the box body 1 and is rotatably arranged in the water inlet pipe 6, the bottom end of the box body 1 is provided with a housing 102, the third motor 103 is arranged on the housing 102, the end part of an output shaft of the third motor 103 penetrates through the housing 102 and is provided with a first gear 104, a second gear 105 is arranged on the periphery of the spray pipe 101 inside the housing 102, the second gear 105 is meshed with the first gear 104, when the bottom of the box body 1 is required to be cleaned, the water in the box body 1 is discharged cleanly through the water outlet pipe 11, the valve 12 is processed to be in an open state, then water is fed into the spray pipe 101 through the water inlet pipe 6, the water inlet pipe 101 is rotatably arranged in the inner wall of the box body 1 through the water inlet pipe 106, the motor 103 penetrates through the housing 102, the first gear 104 is driven by the first gear 104 to be meshed with the first gear 104, and then the water outlet pipe 1 is driven to be meshed with the first gear 104, and is simultaneously in the water outlet pipe 1, and is driven to be meshed with the first gear 104, and is driven to be in the water outlet pipe 1, and is meshed with the first gear 104, and is required to be cleaned, and is simultaneously, and the inner part, and the water is in the water tank 1 is required to be cleaned.
The utility model provides a clean mechanism 18 is installed to filter screen 20 one side, clean mechanism 18 includes pivot 181, third gear 182, rack 183, slider 185, telescopic link 186, cleans roller 187, pivot 181 sets up in one side of filter screen 20, clean roller 187 installs on pivot 181, and a plurality of brush hair are evenly installed with radial to the axial of cleaning roller 187, brush hair and filter screen 20 butt, all set up recess 184 on the both sides wall of flat pipe section 32, slider 185 slidable mounting is in one of them recess 184, telescopic link 186 is installed on flat pipe section 32 and the expansion end extends to be connected with the top of slider 185 in the recess 184, rack 183 installs in another recess 184, third gear 182 is located one side of rack 183 and meshes with rack 183, pivot 181 one end is rotated and is installed on slider 185, and the other end is connected with third gear 182, drives slider 185 up-and-down motion in recess 184 through telescopic link 186, and 183 meshing drive pivot 181 and clean roller 187 rotate, through carrying out brush hair 20 with brush hair, clean 20 in the top of the recess 184 with the filter screen, and the filter screen that the filter screen is in the shutoff of flat pipe section 20 has been carried out to the filter screen 20, and the filter screen that the dust shutoff mechanism is in the shutoff state is in the filter screen 20 of flat pipe section's the mode is simultaneously produced to the filter screen's of the shutoff state of blowing mechanism.
The foregoing is merely illustrative and explanatory of the invention, as it is well within the scope of the invention as claimed, as it relates to various modifications, additions and substitutions for those skilled in the art, without departing from the inventive concept and without departing from the scope of the invention as defined in the accompanying claims.

Claims (10)

1. The utility model provides a flue gas purification device that waste heat recovery used, includes box, supporting leg, intake pipe, outlet duct, inlet tube, outlet pipe, box upper portion is rectangular, lower part for the round platform form of inversion, the top at the box is installed to the outlet duct, the intake pipe is installed in one side of box, the bottom at the box is all installed to inlet tube and outlet pipe, installs the valve on the outlet pipe, the quantity of supporting leg is four and installs four tip in the box below respectively, a serial communication port, the intake pipe includes V type pipeline section, flat pipeline section, L type pipeline section, flat pipeline section installs the one end that is close to V type pipeline section in the one end of V type pipeline section, the filter screen is installed in the top at flat pipeline section, and L type pipeline section is kept away from the one end of flat pipeline section and is extended to box inside and installs the gas dividing board, and V type pipeline section, flat pipeline section are integrated into one piece structure and communicate in proper order, and the flat pipeline section is kept away from the one end of V type pipeline section installs the fan, the bottom of arranging sediment pipe section installs, install flat pipeline section, install plug mechanism on the flat pipeline section and the top of flat pipeline section, install plug board between the plug mechanism.
2. The flue gas purifying device for waste heat recovery according to claim 1, wherein the upper part of the inside of the gas distributing plate is provided with a gas collecting chamber, the top of the gas collecting chamber is communicated with the L-shaped pipe section, the lower part of the inside of the gas distributing plate is uniformly provided with a plurality of gas distributing holes, and the gas distributing holes are communicated with the gas collecting chamber.
3. The flue gas purifying device for waste heat recovery according to claim 1, wherein the spraying mechanism comprises a driving component, a piston cylinder, a first sprinkler plate and a second sprinkler plate, the driving component is arranged at the top of the box body, the piston cylinder is arranged at two sides of the driving component, a piston is slidably arranged in the piston cylinder, two ends of the driving component are respectively connected with the piston in the piston cylinder, a U-shaped pipe is arranged at one end of the piston cylinder far away from the driving component, one end of the U-shaped pipe far away from the piston cylinder is communicated with the middle part of the box body, a straight pipe is arranged at the bottom of the piston cylinder close to one side of the U-shaped pipe, the other end of the straight pipe extends to the inside of the box body, a second one-way valve is arranged in the straight pipe, a first one-way valve is arranged in the inside of the U-shaped pipe, the first sprinkler plate and the second sprinkler plate are arranged above the inside of the box body, the first sprinkling plate is positioned below the second sprinkling plate, one end of the first sprinkling plate and one end of the second sprinkling plate, which are far away from each other, are installed on the inner wall of the box body, the other end of the first sprinkling plate and the other end of the second sprinkling plate are spaced from the inner wall of the box body, one end of the left straight pipe and the right straight pipe, which are far away from the piston cylinder, are respectively connected with the first sprinkling plate and the second sprinkling plate, a plurality of atomizing nozzles are uniformly installed on the first sprinkling plate and the second sprinkling plate, the driving assembly comprises a supporting plate, a second motor, a rectangular frame and a guide rod, the second motor is installed on one side of the supporting plate, the end part of an output shaft of the second motor penetrates through the supporting plate and is provided with a rocker, one end of the rocker, which is far away from the second motor, is provided with a pin shaft, the rectangular frame is arranged on the outer side of the pin shaft, the guide rod is installed on two sides of the rectangular frame, one end of the guide rod, which is far away from the rectangular frame, extends into the piston cylinder to be connected with the piston, the upper side and the lower side of the two guide rods are provided with limiting rods, the limiting rod is arranged on the supporting plate, and the supporting plate is arranged at the top of the box body through the limiting rod.
4. A flue gas purifying apparatus for recovering waste heat according to claim 3, wherein a filter cover is provided on the periphery of the end of the U-shaped tube remote from the piston cylinder, and the filter cover is mounted on the inner wall of the housing.
5. The flue gas purifying device for waste heat recovery according to claim 1, wherein the plugging mechanism comprises a first plugging component, a second plugging component, a supporting frame, a first motor and a cam, the supporting frame is installed above one end of the flat pipe section far away from the V-shaped pipe section, the first motor is installed on one side of the supporting frame, the cam is located on the other side of the supporting frame and is connected with the end part of an output shaft of the first motor, the length of the cam is far greater than the width of the cam, the first plugging component is located below the supporting frame and is installed on the flat pipe section, the second plugging component is located on one side of the supporting frame and is installed on the L-shaped pipe section, the first plugging component and the second plugging component are identical in structure and all comprise a bearing box, a plugging plate, a spring and a connecting rod, the bearing box of the second plugging component is installed on the L-shaped pipe section, the bearing box of the second plugging component is slidably installed in the bearing box, the connecting rod is installed on one side of the sealing plate close to the cam, the connecting rod penetrates through the bearing box and the cam, the spring is located in the flat pipe section and is in contact with the flat pipe section, the sliding chute can move to the flat pipe section, and the sealing plate can move to the flat pipe section on the two sides of the flat pipe section.
6. The flue gas purifying apparatus for waste heat recovery according to claim 5, wherein the cam is provided with an annular groove in a circumferential direction, and the annular groove abuts against the two connecting rods.
7. The flue gas purifying device for waste heat recovery according to claim 3, wherein a catalytic plate layer is mounted on the inner wall of the box body above the second sprinkling plate, an activated carbon layer is mounted above the catalytic plate layer, a sponge layer is mounted above the activated carbon layer, the catalytic plate layer adopts palladium-gold series catalysts, a baffle is arranged below the first sprinkling plate, one end of the baffle, far away from the first sprinkling plate, is mounted on the inner wall of the box body, and a gap is reserved between one end, close to the first sprinkling plate, and the inner wall of the box body.
8. The flue gas purifying device for waste heat recovery according to claim 1, wherein the cleaning mechanism is installed at the bottom of the box body, the cleaning mechanism comprises a water spraying pipe, a third motor and a scraping plate, the water spraying pipe is installed below the inner part of the box body, a plurality of water spraying holes are uniformly formed in the water spraying pipe in the circumferential direction from top to bottom, the scraping plate is installed on one side of the water spraying pipe and is abutted to the inner wall of the lower part of the box body, the bottom end of the water spraying pipe extends to the outer side of the box body and is rotatably installed in the water inlet pipe, the bottom end of the box body is provided with a housing, the third motor is installed on the housing, the end part of an output shaft of the third motor penetrates through the housing and is provided with a first gear, a second gear is installed on the periphery of the water spraying pipe located inside the housing, and the second gear is meshed with the first gear.
9. The flue gas purifying device for waste heat recovery according to claim 1, wherein the cleaning mechanism is installed on one side of the filter screen, the cleaning mechanism comprises a rotating shaft, a third gear, a rack, a sliding block, a telescopic rod and a cleaning roller, the rotating shaft is arranged on one side of the filter screen, the cleaning roller is installed on the rotating shaft, a plurality of bristles are uniformly installed on the cleaning roller in the axial direction and the radial direction, the bristles are abutted to the filter screen, grooves are formed in two side walls of the flat pipe section, the sliding block is slidably installed in one of the grooves, the telescopic rod is installed on the flat pipe section, the movable end of the telescopic rod extends into the groove to be connected with the top of the sliding block, the rack is installed in the other groove, the third gear is located on one side of the rack and meshed with the rack, one end of the rotating shaft is rotatably installed on the sliding block, and the other end of the rotating shaft is connected with the third gear.
10. The flue gas purifying apparatus for recovering waste heat according to claim 1, wherein the box body is provided with an observation window.
CN202311506976.1A 2023-11-14 2023-11-14 Flue gas purification device for waste heat recovery Active CN117225129B (en)

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CN117225129B CN117225129B (en) 2024-01-19

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN211119451U (en) * 2019-07-12 2020-07-28 河南豫乾技术转移中心有限公司 Energy-concerving and environment-protective flue gas waste heat recovery boiler
CN215610327U (en) * 2021-07-21 2022-01-25 厦门市荣净环保科技有限公司 Multistage dust collecting equipment that environmental protection was used
CN114733300A (en) * 2022-04-12 2022-07-12 淮北师范大学 Novel environmental protection exhaust purification device
CN218774536U (en) * 2022-11-01 2023-03-31 路遥 A gas cleaning device for environmental protection
CN116272222A (en) * 2021-12-03 2023-06-23 国家电投集团黄河上游水电开发有限责任公司 Dust suppression equipment for coal conveying system agent
WO2023173672A1 (en) * 2022-03-14 2023-09-21 华能酒泉风电有限责任公司 Wind turbine gearbox oil changing device and use method thereof

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN211119451U (en) * 2019-07-12 2020-07-28 河南豫乾技术转移中心有限公司 Energy-concerving and environment-protective flue gas waste heat recovery boiler
CN215610327U (en) * 2021-07-21 2022-01-25 厦门市荣净环保科技有限公司 Multistage dust collecting equipment that environmental protection was used
CN116272222A (en) * 2021-12-03 2023-06-23 国家电投集团黄河上游水电开发有限责任公司 Dust suppression equipment for coal conveying system agent
WO2023173672A1 (en) * 2022-03-14 2023-09-21 华能酒泉风电有限责任公司 Wind turbine gearbox oil changing device and use method thereof
CN114733300A (en) * 2022-04-12 2022-07-12 淮北师范大学 Novel environmental protection exhaust purification device
CN218774536U (en) * 2022-11-01 2023-03-31 路遥 A gas cleaning device for environmental protection

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