CN215831958U - Environment-friendly exhaust and dust prevention device - Google Patents

Environment-friendly exhaust and dust prevention device Download PDF

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Publication number
CN215831958U
CN215831958U CN202120725804.3U CN202120725804U CN215831958U CN 215831958 U CN215831958 U CN 215831958U CN 202120725804 U CN202120725804 U CN 202120725804U CN 215831958 U CN215831958 U CN 215831958U
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CN
China
Prior art keywords
fixedly connected
heat exchange
box
pipe
tube
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Active
Application number
CN202120725804.3U
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Chinese (zh)
Inventor
王磊
张允洲
徐芝勇
夏勇
胡建华
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Huaneng Nanjing Jinling Power Generation Co Ltd
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Huaneng Nanjing Jinling Power Generation Co Ltd
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Priority to CN202120725804.3U priority Critical patent/CN215831958U/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

Abstract

The embodiment of the application discloses dustproof device of environmental protection exhaust, including heat transfer case, desulphurization unit and heating cabinet, the left middle part fixedly connected with smog admission pipe of heat transfer case, the middle part fixedly connected with smog discharge pipe on heat transfer pipe right side, the other end of smog discharge pipe and desulphurization unit's smog import looks fixed connection, desulphurization unit's smog export fixedly connected with goes out the tobacco pipe. The utility model provides a pair of dustproof device of environmental protection exhaust, get rid of the setting of structure through the dust, when two screw thread pieces all contacted with the screw rod, the worm drives the screw rod through the gear with it engaged with and rotates, the screw rod drives through screw thread piece and the flexible pipe of threaded connection mutually with it and cleans the board and removes, it moves the brush hair to clean the dust of adhesion on heat exchange tube surface to clean the board, the heat exchange tube and the smog heat transfer of being convenient for, and the in-process that cleans the board forward and remove does not need electrical components's work, resources are saved.

Description

Environment-friendly exhaust and dust prevention device
Technical Field
The application relates to the technical field of flue gas treatment, more specifically relates to a dustproof device of environmental protection exhaust.
Background
The boiler can produce a large amount of smog at the during operation, surely can cause the pollution to atmospheric environment if direct emission, is not conform to the requirement of environmental protection, and for solving this smoke purification problem, heat medium water flue gas reheating system can effectual dust removal, but this system heat transfer pipeline's surface can be stained with the dust in the use, influences the efficiency of flue gas heat transfer.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the present application provides an environment-friendly exhaust and dust prevention device, comprising a heat exchange box, a desulfurization device and a heating box, wherein a smoke inlet pipe is fixedly connected to the left middle part of the heat exchange box, a smoke outlet pipe is fixedly connected to the right middle part of the heat exchange box, the other end of the smoke outlet pipe is fixedly connected to the smoke inlet of the desulfurization device, a smoke outlet pipe is fixedly connected to the smoke outlet of the desulfurization device, the other end of the smoke outlet pipe is fixedly connected to the left middle part of the heating box, a smoke exhaust pipe is fixedly connected to the right middle part of the heating box, heat exchange pipes are fixedly connected to the middle parts of the inner cavity of the heat exchange box, the tops of the heat exchange pipes penetrate through the top end of the inner cavity of the heat exchange box and are fixedly connected to one end of a water delivery pipe, the bottoms of the heat exchange pipes penetrate through the bottoms of the heat exchange box and extend to the outer side of the heat exchange box, and another heat exchange pipe is fixedly connected to the middle part of the inner cavity of the heating box, and both ends of the other heat exchange tube extend to the outside of the heating box, the other end of the water delivery tube is fixedly connected with the top of the other heat exchange tube, the bottom of the other heat exchange tube is fixedly connected with the water inlet of the water pump, the water inlet of the water pump is fixedly connected with a water injection tube, the water outlet of the water pump is fixedly connected with a water discharge tube and a connecting tube, the other end of the connecting tube is fixedly connected with the bottom of the heat exchange tube, the other ends of the water injection tube and the water discharge tube are fixedly connected with an electric control valve, the inner cavities of the heat exchange box and the heating box are both fixedly connected with a dust removing structure, the left sides of the inner cavities of the heat exchange box and the heating box are both movably connected with a worm, the outer ring of the other end of the worm is uniformly and fixedly connected with a fan blade, the fan blade is positioned in the middle part of the inner cavity of the heat exchange box or the heating box, and the right sides of the bottom of the heat exchange box and the heating box are both fixedly connected with a dust collecting box, the middle part of one end of the dust collecting box is fixedly connected with a handle.
Preferably, the bottoms of the heat exchange box and the heating box inner cavity are inclined towards the right.
Preferably, the dust removing structure comprises two fixed sleeves and a cleaning plate, the two fixed sleeves are fixedly connected with the side wall of the heat exchange box or the heating box, the inner cavities of the two fixed sleeves are uniformly and movably sleeved with one end of a screw rod, one end of the screw rod is fixedly connected with a gear, the gear is meshed with a worm, the outer ring of the screw rod is movably connected with a movable sleeve, the movable sleeve is fixedly connected with the cleaning plate, the inner cavities of the right side and the two ends of the cleaning plate are fixedly connected with bristles, the bristles are contacted with the heat exchange tube, one side of the cleaning plate is provided with a movable hole, the two sides of the inner cavity of the movable hole are fixedly connected with thread pieces through springs, the springs are positioned in the inner cavity of a telescopic tube, one end of the telescopic tube is fixedly connected with the cleaning plate 19, the other end of the telescopic tube is fixedly connected with the thread pieces, and the inner wall of the thread pieces is provided with an internal thread matched with the screw rod, the middle part fixedly connected with of screw thread piece surface connects the rope, the other end of connecting the rope runs through the lateral wall of sweeping the board and extends to the outside of sweeping the board, just connect rope and the lateral wall looks swing joint of sweeping the board.
Preferably, swing joint has two gyro wheels one in the lateral wall of cleaning plate, connect the rope winding on gyro wheel one, the equal fixedly connected with motor in one side of heat transfer case and heating cabinet left end, the terminal fixedly connected with carousel of output shaft of motor, the outer lane of carousel and the one end looks fixed connection of stay cord, just the stay cord winding is on the carousel, the other end of stay cord runs through the lateral wall of heat transfer case or heating cabinet and extends to the inner chamber of heat transfer case or heating cabinet, the other end of stay cord and two other end homogeneous phase fixed connection of connecting the rope, the equal swing joint in left side of heat transfer case and heating cabinet inner chamber has gyro wheel two, the stay cord winding is on gyro wheel two.
Preferably, the outer surface of the water pipe is fixedly connected with a heat preservation layer, and the outer surface of the heat exchange pipe is coated with an anti-corrosion layer.
The utility model provides a pair of dustproof device of environmental protection exhaust, get rid of the setting of structure through the dust, when two screw thread pieces all contacted with the screw rod, the worm drives the screw rod through the gear with it engaged with and rotates, the screw rod drives through screw thread piece and the flexible pipe of threaded connection mutually with it and cleans the board and removes, it moves the brush hair to clean the dust of adhesion on heat exchange tube surface to clean the board, the heat exchange tube and the smog heat transfer of being convenient for, and the in-process that cleans the board forward and remove does not need electrical components's work, resources are saved.
The application provides a pair of dustproof device of environmental protection exhaust, setting through the motor, the rotation of motor can drive the carousel rotation of looks fixed connection with it, the rotation of carousel makes the stay cord winding on the carousel or separate with the carousel, when the stay cord winding is on the carousel, the rope is connected in the other end pulling of stay cord, the other end of connecting the rope can outside pulling screw thread piece under the effect of gyro wheel one, screw thread piece and screw rod separation, clean board and screw rod looks swing joint this moment, when the stay cord continues the winding on the carousel, the stay cord can stimulate and clean board reverse movement, be convenient for clean of dust on the heat exchange tube.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic front view of the novel structure;
FIG. 2 is a schematic side view of the novel structure of FIG. 1;
FIG. 3 is an exploded view of the heating chamber of the novel construction;
FIG. 4 is an enlarged schematic view of the dust removing structure of the present novel structure;
fig. 5 is a schematic diagram of the spring with the novel structure.
In the figure: 1. a heat exchange box; 2. a smoke inlet pipe; 3. a dust collection box; 4. a handle; 5. a fume discharge pipe; 6. a desulfurization unit; 7. discharging the smoke tube; 8. a water delivery pipe; 9. a heating box; 10. a smoke exhaust pipe; 11. a water pump; 12. connecting ropes; 13. a motor; 14. a turntable; 15. a heat exchange pipe; 16. a dust removal structure; 17. a movable sleeve; 18. a screw; 19. cleaning the board; 20. a threaded sheet; 21. a movable hole; 22. pulling a rope; 23. a second roller; 24. a fan blade; 25. a worm; 26. a gear; 27. a spring; 28. and a first roller.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Referring to fig. 1-5, an environmental protection exhaust dust-proof device comprises a heat exchange box 1, a desulfurizer 6 and a heating box 9, wherein the middle part of the left side of the heat exchange box 1 is fixedly connected with a smoke inlet pipe 2, the middle part of the right side of the heat exchange box 1 is fixedly connected with a smoke outlet pipe 5, the other end of the smoke outlet pipe 5 is fixedly connected with the smoke inlet of the desulfurizer 6, the smoke outlet of the desulfurizer 6 is fixedly connected with a smoke outlet pipe 7, the other end of the smoke outlet pipe 7 is fixedly connected with the middle part of the left side of the heating box 9, the middle part of the right side of the heating box 9 is fixedly connected with a smoke exhaust pipe 10, the middle part of the inner cavity of the heat exchange box 1 is fixedly connected with a heat exchange pipe 15, the top of the heat exchange pipe 15 penetrates through the top end of the inner cavity of the heat exchange box 1 and is fixedly connected with one end of a water pipe 8, the bottom of the heat exchange pipe 15 penetrates through the bottom of the heat exchange box 1 and extends to the outer side of the heat exchange box 1, the middle part of the inner cavity of the heating box 9 is fixedly connected with another heat exchange pipe 15, and both ends of another heat exchange tube 15 extend to the outside of the heating box 9, the other end of the water pipe 8 is fixedly connected with the top of another heat exchange tube 15, the bottom of another heat exchange tube 15 is fixedly connected with the water inlet of the water pump 11, the water inlet of the water pump 11 is fixedly connected with a water injection tube, the water outlet of the water pump 11 is fixedly connected with a water discharge tube and a connecting tube, the other end of the connecting tube is fixedly connected with the bottom of the heat exchange tube 15, and the other ends of the water injection tube and the water discharge tube are fixedly connected with an electric control valve, through the arrangement of the device, in the process that the smoke flows in the device, the smoke exchanges heat with the water in the heat exchange tube 15 in the heat exchange box 1, the temperature of the smoke is reduced, the temperature of the water is increased, the water with higher temperature enters the another heat exchange tube 15 from the water pipe 8 under the action of the water pump 11, and the water in the other heat exchange tube 15 exchanges heat with the smoke after desulfurization around the smoke, the temperature of the smoke rises from about 50 ℃ to more than 90 ℃, so that the smoke is conveniently discharged, when an electric control valve in a water injection pipe works, the water with proper temperature is conveniently injected into a heat exchange pipe 15, when the electric control valve on a drain pipe works, the water in the heat exchange pipe 15 is conveniently discharged, dust removing structures 16 are fixedly connected with the inner cavities of the heat exchange box 1 and the heating box 9, worms 25 are movably connected with the left sides of the inner cavities of the heat exchange box 1 and the heating box 9, fan blades 24 are uniformly and fixedly connected with the outer ring of the other end of the worm 25, the fan blades 24 are positioned in the middle of the inner cavity of the heat exchange box 1 or the heating box 9, when the smoke enters the device through the arrangement of the fan blades 24, the smoke drives the fan blades 24 to rotate, the fan blades 24 drive the worm 25 fixedly connected with the fan blades to rotate, dust collecting boxes 3 are fixedly connected with the right sides of the bottoms of the heat exchange box 1 and the heating box 9, and a handle 4 is fixedly connected with the middle of one ends of the dust collecting boxes 3, through the arrangement of the dust collecting box 3, the dust collecting box 3 can remove the dust cleaned by the structure 16, so that the heat exchange tube 15 can exchange heat with the smoke conveniently.
Wherein, the bottoms of the inner cavities of the heat exchange box 1 and the heating box 9 are inclined rightwards, so that dust can fall into the dust collecting box 3 conveniently.
Wherein, the dust removing structure 16 comprises two fixed sleeves and a cleaning plate 19, the two fixed sleeves are fixedly connected with the side wall of the heat exchange box 1 or the heating box 9, the inner cavities of the two fixed sleeves are respectively and movably sleeved with one end of a screw 18, one end of the screw 18 is fixedly connected with a gear 26, the gear 26 is meshed with a worm 25, the outer ring of the screw 18 is movably connected with a movable sleeve 17, the movable sleeve 17 is fixedly connected with the cleaning plate 19, the inner cavities at the right side and the two ends of the cleaning plate 19 are respectively and fixedly connected with brush hairs which are contacted with the heat exchange tube 15, one side of the cleaning plate 19 is provided with a movable hole 21, the two sides of the inner cavity of the movable hole 21 are respectively and fixedly connected with a thread plate 20 through a spring 27, the spring 27 is positioned in the inner cavity of an extension tube, one end of the extension tube is fixedly connected with the cleaning plate 19, the other end of the extension tube is fixedly connected with the thread plate 20, the inner wall of the thread plate 20 is provided with an inner thread which is matched with the screw 18, the middle part fixedly connected with of screw thread piece 20 surface connects rope 12, the other end of connecting rope 12 runs through the lateral wall of cleaning board 19 and extends to the outside of cleaning board 19, and connect rope 12 and cleaning board 19's lateral wall looks swing joint, through the setting of dust removal structure 16, when two screw thread pieces 20 all contacted with screw rod 18, worm 25 drove screw rod 18 through the gear 26 with it engaged with and rotated, screw rod 18 drove cleaning board 19 through screw thread piece 20 and the flexible pipe of threaded connection mutually with it and removed, cleaning board 19 drove the brush hair and sweeps the dust of adhesion on heat exchange tube 15 surface, be convenient for heat exchange tube 15 and smog heat transfer, and the in-process that cleaning board 19 forward moved does not need the work of electrical components, resources are saved.
Wherein, two rollers 28 are movably connected in the side wall of the cleaning board 19, the connecting rope 12 is wound on the rollers 28, one side of the left end of the heat exchange box 1 and the heating box 9 is fixedly connected with a motor 13, the tail end of the output shaft of the motor 13 is fixedly connected with a rotating disc 14, the outer ring of the rotating disc 14 is fixedly connected with one end of a pull rope 22, the pull rope 22 is wound on the rotating disc 14, the other end of the pull rope 22 penetrates through the side wall of the heat exchange box 1 or the heating box 9 and extends into the inner cavity of the heat exchange box 1 or the heating box 9, the other end of the pull rope 22 is fixedly connected with the other ends of the two connecting ropes 12, the left sides of the inner cavities of the heat exchange box 1 and the heating box 9 are movably connected with a roller two 23, the pull rope 22 is wound on the roller two 23, the rotating disc 14 fixedly connected with the motor 13 can be driven to rotate by the rotation of the motor 13, the rotation of the rotating disc 14 enables the pull rope 22 to be wound on the rotating disc 14 or separated from the rotating disc 14, when the pulling rope 22 is wound on the rotating disc 14, the other end of the pulling rope 22 pulls the connecting rope 12, the other end of the connecting rope 12 can pull the thread piece 20 outwards under the action of the first roller 28, the thread piece 20 is separated from the screw rod 18, the sweeping board 19 is movably connected with the screw rod 18 at the moment, and when the pulling rope 22 is continuously wound on the rotating disc 14, the pulling rope 22 can pull the sweeping board 19 to move reversely, so that dust on the heat exchange tube 15 can be conveniently swept.
Wherein, the outer fixed surface of raceway 8 is connected with the heat preservation, reduces the hydrothermal loss in raceway 8, is convenient for improve the temperature of smog, and the surface of heat exchange tube 15 scribbles anti-corrosion coating, has prolonged the life of heat exchange tube 15.
In conclusion, the electric control valve on the water injection pipe is started, the water injection pipe is in an open state by the operation of the electric control valve, a user injects water with a proper temperature into the water injection pipe, after the water injection operation is completed, the electric control valve rotates reversely to enable the water injection pipe to be in a closed state, the water pump 11 is started, the water pump 11 pumps the water in the heat exchange box 1 into the heating box 9, the water in the heating box 9 flows back into the heat exchange box 1 again, the water in the two heat exchange pipes 15 flows circularly, the smoke enters the device from the smoke inlet pipe 2, in the process of flowing the smoke in the device, the smoke and the water in the heat exchange pipes 15 in the heat exchange box 1 generate heat exchange, the temperature of the smoke is reduced, the temperature of the water is increased, the water with higher temperature enters the other heat exchange pipe 15 from the water conveying pipe 8 under the action of the water pump 11, the water in the other heat exchange pipe 15 generates heat exchange with the smoke after desulfurization around the water, the temperature of the smoke rises from about 50 ℃ to over 90 ℃ so as to be convenient for the smoke to be discharged, the smoke drives the fan blades 24 to rotate in the flowing process of the smoke in the device, the fan blades 24 drive the worm 25 fixedly connected with the fan blades to rotate, the worm 25 drives the screw rod 18 to rotate through the gear 26 meshed with the worm, the screw rod 18 drives the cleaning plate 19 to move through the thread sheets 20 and the telescopic pipes which are in threaded connection with the screw rod 18, the cleaning plate 19 drives the brush bristles to clean away dust adhered to the surface of the heat exchange tube 15, the heat exchange between the heat exchange tube 15 and the smoke is convenient, the work of electrical elements is not needed in the forward moving process of the cleaning plate 19, the resources are saved, when the cleaning plate 19 needs to move reversely, the motor 13 is started, the motor 13 drives the rotary disc 14 fixedly connected with the motor 13 to rotate, the pull rope 22 is wound on the rotary disc 14 due to the rotation of the rotary disc 14, and the other end of the pull rope 22 is connected with the rope 12, the other end of the connecting rope 12 can pull the threaded sheet 20 outwards under the action of the first roller 28, the threaded sheet 20 is separated from the threaded rod 18, the cleaning plate 19 is movably connected with the threaded rod 18 at the moment, and when the pull rope 22 is continuously wound on the rotary table 14, the pull rope 22 can pull the cleaning plate 19 to move reversely, so that dust on the heat exchange pipe 15 can be cleaned conveniently.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not necessarily depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.

Claims (5)

1. The utility model provides an environmental protection exhaust dustproof device, includes heat transfer case (1), desulphurization unit (6) and heating cabinet (9), its characterized in that, the left middle part fixedly connected with smog admission pipe (2) of heat transfer case (1), the middle part fixedly connected with smog discharge pipe (5) on heat transfer case (1) right side, the other end of smog discharge pipe (5) and the smog import looks fixed connection of desulphurization unit (6), the smog export fixedly connected with of desulphurization unit (6) goes out tobacco pipe (7), the other end of going out tobacco pipe (7) and the left middle part looks fixed connection of heating cabinet (9), the middle part fixedly connected with of heating cabinet (9) right side discharges fume pipe (10), the middle part of heat transfer case (1) inner chamber all fixedly connected with heat exchange tube (15), the top of heat exchange tube (15) runs through the top of heat transfer case (1) inner chamber and is fixed connection with the one end of raceway (8), the bottom of the heat exchange tube (15) penetrates through the bottom of the heat exchange box (1) and extends to the outer side of the heat exchange box (1), the middle of the inner cavity of the heating box (9) is fixedly connected with another heat exchange tube (15), two ends of the other heat exchange tube (15) extend to the outer side of the heating box (9), the other end of the water delivery tube (8) is fixedly connected with the top of the other heat exchange tube (15), the bottom of the other heat exchange tube (15) is fixedly connected with a water inlet of the water pump (11), a water inlet of the water pump (11) is fixedly connected with a water injection tube, a water outlet of the water pump (11) is fixedly connected with a drain tube and a connecting tube, the other end of the connecting tube is fixedly connected with the bottom of the heat exchange tube (15), the other ends of the water injection tube and the drain tube are fixedly connected with an electric control valve, inner cavities of the heat exchange box (1) and the heating box (9) are both fixedly connected with a dust removal structure (16), the equal swing joint in left side of heat transfer case (1) and heating cabinet (9) inner chamber has worm (25), the even fixedly connected with flabellum (24) of outer lane of the worm (25) other end, and flabellum (24) are located the middle part of heat transfer case (1) or heating cabinet (9) inner chamber, box (3) are collected to the equal fixedly connected with dust in right side of heat transfer case (1) and heating cabinet (9) bottom, middle part fixedly connected with handle (4) of box (3) one end are collected to the dust.
2. An environmental protection, exhaust and dust prevention device according to claim 1, characterized in that the bottoms of the inner cavities of the heat exchange box (1) and the heating box (9) are inclined to the right.
3. The environment-friendly exhaust and dust prevention device according to claim 1, wherein the dust removing structure (16) comprises two fixing sleeves and a cleaning plate (19), the two fixing sleeves are fixedly connected with the side wall of the heat exchange box (1) or the heating box (9), the inner cavities of the two fixing sleeves are movably sleeved with one end of a screw rod (18), one end of the screw rod (18) is fixedly connected with a gear (26), the gear (26) is meshed with a worm (25), the outer ring of the screw rod (18) is movably connected with a movable sleeve (17), the movable sleeve (17) is fixedly connected with the cleaning plate (19), the inner cavities of the right side and the two ends of the cleaning plate (19) are fixedly connected with bristles, the bristles are in contact with the heat exchange tube (15), one side of the cleaning plate (19) is provided with a movable hole (21), the two sides of the inner cavity of the movable hole (21) are fixedly connected with a thread piece (20) through a spring (27), and spring (27) are located the inner chamber of flexible pipe, and the one end and the sweeping board 19 of flexible pipe are fixed connection mutually, and the other end and the screw thread piece (20) of flexible pipe are fixed connection mutually, the inner wall of screw thread piece (20) is equipped with the internal thread with screw rod (18) looks adaptation, the middle part fixedly connected with of screw thread piece (20) surface connects rope (12), the other end of connecting rope (12) runs through the lateral wall of sweeping board (19) and extends to the outside of sweeping board (19), just connect rope (12) and the lateral wall looks swing joint of sweeping board (19).
4. The environment-friendly exhaust and dust prevention device according to claim 1, wherein two rollers I (28) are movably connected in the side wall of the sweeping plate (19), the connecting rope (12) is wound on the rollers I (28), one side of the left ends of the heat exchange box (1) and the heating box (9) is fixedly connected with a motor (13), the tail end of the output shaft of the motor (13) is fixedly connected with a turntable (14), the outer ring of the turntable (14) is fixedly connected with one end of a pull rope (22), the pull rope (22) is wound on the turntable (14), the other end of the pull rope (22) penetrates through the side wall of the heat exchange box (1) or the heating box (9) and extends into the inner cavity of the heat exchange box (1) or the heating box (9), the other end of the pull rope (22) is fixedly connected with the other ends of the two connecting ropes (12), two rollers (23) are movably connected on the left sides of the inner cavities of the heat exchange box (1) and the heating box (9), the pull rope (22) is wound on the second roller (23).
5. The environment-friendly exhaust and dust prevention device as claimed in claim 1, wherein the outer surface of the water pipe (8) is fixedly connected with an insulating layer, and the outer surface of the heat exchange pipe (15) is coated with an anti-corrosion layer.
CN202120725804.3U 2021-04-09 2021-04-09 Environment-friendly exhaust and dust prevention device Active CN215831958U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120725804.3U CN215831958U (en) 2021-04-09 2021-04-09 Environment-friendly exhaust and dust prevention device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120725804.3U CN215831958U (en) 2021-04-09 2021-04-09 Environment-friendly exhaust and dust prevention device

Publications (1)

Publication Number Publication Date
CN215831958U true CN215831958U (en) 2022-02-15

Family

ID=80188001

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120725804.3U Active CN215831958U (en) 2021-04-09 2021-04-09 Environment-friendly exhaust and dust prevention device

Country Status (1)

Country Link
CN (1) CN215831958U (en)

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