CN111912247A - Energy-saving and emission-reducing equipment based on flue gas waste heat recovery and reheating technology - Google Patents
Energy-saving and emission-reducing equipment based on flue gas waste heat recovery and reheating technology Download PDFInfo
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- CN111912247A CN111912247A CN202010881008.9A CN202010881008A CN111912247A CN 111912247 A CN111912247 A CN 111912247A CN 202010881008 A CN202010881008 A CN 202010881008A CN 111912247 A CN111912247 A CN 111912247A
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- waste heat
- heat recovery
- heat exchange
- box body
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/06—Arrangements of devices for treating smoke or fumes of coolers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G1/00—Non-rotary, e.g. reciprocated, appliances
- F28G1/08—Non-rotary, e.g. reciprocated, appliances having scrapers, hammers, or cutters, e.g. rigidly mounted
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G7/00—Cleaning by vibration or pressure waves
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Incineration Of Waste (AREA)
Abstract
The invention provides energy-saving and emission-reducing equipment based on a flue gas waste heat recovery and reheating technology, belongs to the technical field of energy-saving and emission-reducing equipment, and aims to solve the problem that impurities in flue gas are easily attached to the outer wall of a heat exchange piece due to the fact that the outer wall of the heat exchange piece in an existing waste heat recovery device is in contact with the flue gas for a long time, and further the heat exchange effect of the heat exchange piece can be reduced. When the outer wall of the cylindrical heat exchange tube needs to be cleaned in the heat exchange piece, the driving mechanism is used for driving the driving column to drive the rectangular driving frame to reciprocate up and down, so that attached impurities on the outer wall of the cylindrical heat exchange tube in the heat exchange piece are cleaned, and the scraped impurities drop into the impurity collecting piece through the dust exhaust port, so that the attached impurities on the outer wall of the cylindrical heat exchange tube in the heat exchange piece are easier to clean, and the heat exchange effect of the heat exchange piece is improved.
Description
Technical Field
The invention belongs to the technical field of energy-saving and emission-reducing equipment, and particularly relates to energy-saving and emission-reducing equipment based on a flue gas waste heat recovery and reheating technology.
Background
Energy conservation and emission reduction are defined in broad sense and narrow sense, and in broad sense, energy conservation and emission reduction means that material resources and energy resources are saved, and emission of waste and environmental harmful substances (including three wastes, noise and the like) is reduced; in a narrow sense, energy conservation and emission reduction refer to energy conservation and reduction of environmental harmful substance emission.
For example, application No.: the invention discloses a kiln tail gas energy-saving emission-reducing treatment device which comprises a heat exchange chamber and a flue gas channel communicated with the interior of the heat exchange chamber, wherein combustion-supporting air and hot flue gas exchange heat in the heat exchange chamber, and the flue gas subjected to heat exchange is introduced into the flue gas channel for smoke dust settlement. When the heat exchange device works, cold air and hot flue gas exchange heat in a convection mode in the heat exchange chamber, the heat transfer efficiency is high, the charging temperature of combustion air can be improved, and the discharge temperature of the hot flue gas is reduced; when the flue gas after heat exchange is introduced into the flue gas channel, the advancing speed is slowed, which is beneficial to the full sedimentation of the flue dust; the practical results show that the temperature of the combustion air after heat exchange can be increased to 120-150 degrees, the smoke gas after the sedimentation process can reduce 70 percent of smoke dust, the energy-saving and emission-reducing effects are remarkable, and the requirements of environmental protection are met.
Based on the search of the above patents and the discovery of the devices in the prior art, at the end of the factory flue gas, a flue gas waste heat recovery device and a waste gas purification device are generally installed for energy conservation and emission reduction, and the waste heat recovery device in the existing energy conservation and emission reduction devices has the following disadvantages in the actual use process, such as: inside because lacking effectual clearance structure of current waste heat recovery device for inside the waste heat recovery device need carry out loaded down with trivial details dismantlement work when the clearance, and then reduced the convenience when the inside clearance of waste heat recovery device, and because the contact of the inside heat transfer spare outer wall of waste heat recovery device with the flue gas for impurity in the flue gas is attached to on heat transfer spare outer wall very easily, and these impurity if not in time clearance, and then will reduce the heat transfer effect of heat transfer spare.
Disclosure of Invention
In order to solve the technical problems, the invention provides energy-saving and emission-reducing equipment based on a flue gas waste heat recovery and reheating technology, which aims to solve the problems that the interior of the existing waste heat recovery device needs to be subjected to complicated disassembly work during cleaning due to the lack of an effective cleaning structure, so that the convenience in cleaning the interior of the waste heat recovery device is reduced, impurities in flue gas are easy to attach to the outer wall of a heat exchange piece due to the fact that the outer wall of the heat exchange piece in the waste heat recovery device is in contact with the flue gas for a long time, and the impurities are not cleaned in time, so that the heat exchange effect of the heat exchange piece is reduced.
The invention relates to an energy-saving and emission-reducing device based on a flue gas waste heat recovery and reheating technology, which is achieved by the following specific technical means:
an energy-saving emission-reducing device based on flue gas waste heat recovery and reheating technology comprises a waste heat recovery box body, wherein a heat exchange piece is arranged inside the waste heat recovery box body through a support, the heat exchange piece comprises rectangular heat exchange tubes, cylindrical heat exchange tubes, a scraping plate and a rectangular driving frame, the number of the rectangular heat exchange tubes is six, five cylindrical heat exchange tubes are connected between every two upper rectangular heat exchange tubes and every lower rectangular heat exchange tubes in a rectangular array manner, the outer peripheral surfaces of the cylindrical heat exchange tubes are provided with six strip heat exchange fins in an annular array manner, the three rectangular heat exchange tubes at the bottom are fixedly arranged on the support inside the waste heat recovery box body, the outer part of each cylindrical heat exchange tube is slidably connected with the scraping plate in contact with the outer wall of the cylindrical heat exchange tube, two rectangular through holes are formed in the upper end face of the scraping plate, the rectangular driving frame is fixedly connected to the middle part of the front, the rear end of the rectangular heat exchange tube on the left side of the upper part is connected with a liquid outlet tube penetrating through the rear side of the waste heat recovery box body; the lower part of the waste heat recovery box body is provided with an impurity collecting piece through two limiting mechanisms; the lower part of the front end face of the waste heat recovery box body is provided with a cleaning motor through a bracket, and the right side in the waste heat recovery box body is provided with a filter screen piece; the lower part of the front side of the waste heat recovery box body is positioned at the lower part of the cleaning motor and is provided with a knocking mechanism; the left side and the right side of the waste heat recovery box body are respectively provided with an air inlet and an air outlet, and the air outlet at the right side of the waste heat recovery box body is connected with a purification box body through a flange; activated carbon is filled in the purifying box body; a driving mechanism is arranged on the front side inside the waste heat recovery box body; the left side of the filter screen element is rotatably connected with a transmission mechanism which is of a round rod structure; the cleaning motor is rotatably connected with a fourth bevel gear through a rotating shaft.
Furthermore, the waste heat recovery box body comprises a dust exhaust port, a T-shaped slide rail and a knocking plate, the dust exhaust port is arranged at the bottom of the waste heat recovery box body, the dust exhaust port is in a rectangular lofting shape, the T-shaped slide rail is arranged on the bottom end face of the dust exhaust port, strip-shaped slide grooves are formed in the left side face and the right side face in the T-shaped slide rail, two rectangular bayonets communicated with the interior of the T-shaped slide rail are symmetrically formed in the rear end face of the T-shaped slide rail in a bilateral mode, the front side of the dust exhaust port is connected with the knocking plate through bolts, and toughened glass is fixedly embedded in the rear end;
furthermore, the impurity collecting piece comprises a frame-shaped sliding block and inserting plates, the impurity collecting piece is of a rectangular box-shaped structure, the frame-shaped sliding block which is connected with a strip-shaped sliding groove in the T-shaped sliding rail in a sliding mode is arranged at the upper end of the outer portion of the impurity collecting piece, the two inserting plates are symmetrically arranged on the rear end face of the frame-shaped sliding block in the left-right mode, the rear end faces of the two inserting plates are arc-shaped faces, when the impurity collecting piece and the waste heat recovery box body are in an installation state, the two inserting plates are respectively inserted into two rectangular inserting holes in the T-shaped sliding rail, and the rectangular inserting holes are formed in the upper;
furthermore, the filter screen piece comprises a rotating brush, a T-shaped support plate and a first bevel gear, a circular filter screen is fixedly embedded in the filter screen piece, the left end face of the filter screen piece is fixedly connected with the T-shaped support plate, the middle part of the T-shaped support plate is rotatably connected with the rotating brush through a rotating shaft, the left end of the rotating brush is rotatably connected with the first bevel gear through the rotating shaft, and the hair end of the rotating brush is in close contact with the surface of the filter screen piece;
further, the knocking mechanism comprises a rotating shaft, a second bevel gear, an incomplete gear, a rack, a limiting sliding rod and a knocking rod, the rotating shaft is rotatably connected to the front sides of the waste heat recovery box body and the dust exhaust port through two rotating supporting blocks, and the upper and lower ends of the rotating shaft are respectively provided with a second bevel gear and an incomplete gear, the second bevel gear is meshed with a fourth bevel gear, the upper and lower sides of the rack are respectively provided with a sliding cylinder, and a limit sliding rod fixed on a side block at the front of the dust exhaust port is connected in each sliding barrel in a sliding way, springs are sleeved outside the two limit sliding rods and positioned at the front side of the sliding barrel, the racks are engaged with the incomplete gear, the right end face of the rack is fixedly connected with a knocking rod, the upper part of the rear end of the knocking rod is provided with a spherical knocking piece, and when the knocking mechanism is in a knocking state, the spherical knocking piece collides with a knocking plate;
furthermore, the driving mechanism comprises two chain wheels, a chain, a first belt wheel and a driving column, the chain is in transmission connection between the two chain wheels, one chain wheel at the upper part is rotatably connected to the upper end of the front side in the waste heat recovery box body through a rotating shaft, the other chain wheel at the lower part and the first belt wheel are both rotatably connected to a rotating shaft of the cleaning motor, the driving column is arranged on the chain, and when the driving mechanism and the heat exchange part are in an installation state, the driving column is connected with the inner side of the rectangular driving frame in a sliding manner;
furthermore, the transmission mechanism comprises a second belt wheel and a third bevel gear, the front end and the rear end of the transmission mechanism are respectively provided with the second belt wheel and the third bevel gear, the third bevel gear is meshed with the first bevel gear, and when the transmission mechanism and the driving mechanism are in an installation state, the second belt wheel is in transmission connection with the first belt wheel through a belt;
furthermore, stop gear includes limiting slide block, the inside sliding connection of stop gear has limiting slide block, and the stop gear rear end face has seted up the bar and has slided the mouth, limiting slide block rear end face be equipped with the pulling post of bar sliding connection, two among the stop gear between the limiting slide block pulling post fixedly connected with a pull rod, limiting slide block upper end front side has been established the edges and corners to the fillet, works as when stop gear is in limit state, limiting slide block pegs graft mutually with the last rectangle socket of plugboard.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, through the arrangement of the driving mechanism, when the outer wall of the cylindrical heat exchange tube in the heat exchange piece needs to be cleaned, the rotating shaft of the cleaning motor is controlled to rotate anticlockwise through the external controller, so that one chain wheel at the lower part drives the chain to drive, and in the chain driving process, the driving column drives the rectangular driving frame to reciprocate up and down, so that the scraping plate reciprocates up and down on the outer wall of the cylindrical heat exchange tube in the heat exchange piece, and therefore, impurities attached to the outer wall of the cylindrical heat exchange tube in the heat exchange piece are cleaned, and the scraped impurities fall into the impurity collecting piece through the dust exhaust port, so that the impurities attached to the outer wall of the cylindrical heat exchange tube in the heat exchange piece are easier to clean, and further, the heat exchange effect of the heat exchange piece is improved.
According to the invention, through the arrangement of the knocking mechanism, when the rotating shaft of the cleaning motor rotates anticlockwise, the knocking mechanism is used for cleaning the dust exhaust port at the lower part of the waste heat recovery box body, so that impurities attached to the inner side of the dust exhaust port are easy to fall into the impurity collecting piece, and then the impurity collecting piece is taken out of the T-shaped slide rail for cleaning, so that the interior of the waste heat recovery device is not required to be subjected to complicated dismounting work during cleaning, and the convenience in cleaning the interior of the waste heat recovery device is further improved.
According to the invention, through the arrangement of the transmission mechanism, in the rotating process of the upper chain wheel, the first belt wheel drives the second belt wheel to rotate through the belt, and the second belt wheel drives the third bevel gear to rotate through the transmission mechanism, so that the first bevel gear drives the rotating brush to rotate, the outer surface of the left side of the circular filter screen in the filter screen piece is cleaned, and the probability of filter screen blockage in the filter screen piece is effectively avoided.
Drawings
Fig. 1 is a schematic axial view of the present invention.
FIG. 2 is a schematic view of the present invention with the decontamination chamber removed.
Fig. 3 is a schematic structural diagram in a split state of the present invention.
Fig. 4 is a schematic view of the present invention at a part enlarged in fig. 3.
Fig. 5 is a schematic structural diagram of the waste heat recovery tank of the invention.
Fig. 6 is a schematic structural view of the heat exchange member of the present invention in a disassembled state.
Fig. 7 is a schematic structural view of a foreign matter collecting member and a position restricting mechanism of the present invention.
Fig. 8 is a schematic structural view of the knocking mechanism and the entraining mechanism of the present invention.
Fig. 9 is a schematic view of the present invention at a part B in fig. 1.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a waste heat recovery box body; 101. a dust exhaust port; 102. a T-shaped slide rail; 103. knocking the plate; 2. a heat exchange member; 201. a rectangular heat exchange tube; 202. a cylindrical heat exchange tube; 203. scraping the plate; 204. the rectangle drives the frame; 3. an impurity collecting member; 301. a frame-shaped slider; 302. a plugboard; 4. cleaning the motor; 5. a filter mesh element; 501. rotating the brush; 502. a T-shaped support plate; 503. a first bevel gear; 6. a knocking mechanism; 601. a rotating shaft; 602. a second bevel gear; 603. an incomplete gear; 604. a rack; 605. a limiting sliding rod; 606. a knock bar; 7. purifying the box body; 8. a drive mechanism; 801. a sprocket; 802. a chain; 803. a first pulley; 804. driving the column; 9. a transmission mechanism; 901. a second pulley; 902. a third bevel gear; 10. a limiting mechanism; 1001. a limiting slide block; 11. and a fourth bevel gear.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 6:
the invention provides an energy-saving emission-reducing device based on flue gas waste heat recovery and reheating technology, which comprises: the waste heat recovery box body 1 is provided with a heat exchange part 2 inside the waste heat recovery box body 1 through a support, the heat exchange part 2 comprises rectangular heat exchange tubes 201, cylindrical heat exchange tubes 202, a scraping plate 203 and a rectangular driving frame 204, the number of the rectangular heat exchange tubes 201 is six, five cylindrical heat exchange tubes 202 are connected between every two upper rectangular heat exchange tubes 201 and every lower rectangular heat exchange tubes 201 in a rectangular array manner, the outer peripheral surface of each cylindrical heat exchange tube 202 is provided with six strip-shaped heat exchange fins in an annular array manner, the three rectangular heat exchange tubes 201 at the bottom are fixedly arranged on the support inside the waste heat recovery box body 1, the scraping plate 203 in contact with the outer wall of the cylindrical heat exchange tubes 202 is connected outside the cylindrical heat exchange tubes 202 in a sliding manner, the upper end face of the scraping plate 203 is provided with two rectangular through holes, the rectangular driving frame 204 is fixedly connected to the middle part of the, the rear end of the rectangular heat exchange tube 201 on the left side of the upper part is connected with a liquid outlet tube penetrating through the rear side of the waste heat recovery box body 1; the lower part of the waste heat recovery box body 1 is provided with an impurity collecting piece 3 through two limiting mechanisms 10, the impurity collecting piece 3 comprises a frame-shaped sliding block 301 and an inserting plate 302, the impurity collecting piece 3 is of a rectangular box-shaped structure, the upper end of the outer part of the impurity collecting piece 3 is provided with the frame-shaped sliding block 301 which is in sliding connection with a strip-shaped sliding groove in the T-shaped sliding rail 102, the rear end face of the frame-shaped sliding block 301 is provided with the two inserting plates 302 in a bilateral symmetry manner, the rear end faces of the two inserting plates 302 are arc-shaped faces, when the impurity collecting piece 3 and the waste heat recovery box body 1 are in an installation state, the two inserting plates 302 are respectively inserted into two rectangular inserting holes in the T-shaped sliding rail; the lower part of the front end face of the waste heat recovery box body 1 is provided with a cleaning motor 4 through a support, the right side inside the waste heat recovery box body 1 is provided with a filter screen piece 5, the filter screen piece 5 comprises a rotating brush 501, a T-shaped support plate 502 and a first bevel gear 503, a circular filter screen is fixedly embedded in the filter screen piece 5, the left end face of the filter screen piece 5 is fixedly connected with the T-shaped support plate 502, the middle part of the T-shaped support plate 502 is rotatably connected with the rotating brush 501 through a rotating shaft, the left end of the rotating brush 501 is rotatably connected with the first bevel gear 503 through the rotating shaft, and the hair end of the rotating brush 501 is closely contacted with the surface of the filter screen of the filter; the lower part of the front side of the waste heat recovery box body 1 is positioned at the lower part of the cleaning motor 4 and is provided with a knocking mechanism 6, the knocking mechanism 6 comprises a rotating shaft 601, a second bevel gear 602, an incomplete gear 603, a rack 604, a limiting sliding rod 605 and a knocking rod 606, the rotating shaft 601 is rotatably connected with the front sides of the waste heat recovery box body 1 and the dust exhaust port 101 through two rotating supporting blocks, the upper end and the lower end of the rotating shaft 601 are respectively provided with the second bevel gear 602 and the incomplete gear 603, the second bevel gear 602 is meshed with a fourth bevel gear 11, the upper side and the lower side of the rack 604 are respectively provided with a sliding barrel, each sliding barrel is internally and slidably connected with the limiting sliding rod 605 fixed on a front side supporting block of the dust exhaust port 101, the outer parts of the two limiting sliding rods 605 are respectively sleeved with a spring at the front side of the sliding barrel, the rack 604 is meshed with the incomplete gear 603, when the knocking mechanism 6 is in a knocking state, the spherical knocking piece collides with the knocking plate 103, so that the dust exhaust port 101 at the lower part of the waste heat recovery box body 1 is knocked and vibrated; the left side and the right side of the waste heat recovery box body 1 are respectively provided with an air inlet and an air outlet, and the air outlet at the right side of the waste heat recovery box body 1 is connected with a purification box body 7 through a flange; activated carbon is filled in the purifying box body 7; the driving mechanism 8 is arranged on the front side inside the waste heat recovery box body 1, the driving mechanism 8 comprises two chain wheels 801, a chain 802, a first belt wheel 803 and a driving column 804, the number of the chain wheels 801 is two, the chain 802 is connected between the two chain wheels 801 in a transmission manner, one chain wheel 801 on the upper portion is rotatably connected to the upper end of the front side inside the waste heat recovery box body 1 through a rotating shaft, the chain wheel 801 on the lower portion and the first belt wheel 803 are rotatably connected to the rotating shaft of the cleaning motor 4, the driving column 804 is arranged on the chain 802, and when the driving mechanism 8 and the heat exchange piece 2 are in an installation state, the driving column 804 is connected with the inner side of the rectangular driving frame 204 in a sliding manner; the left side of the filter screen element 5 is rotatably connected with a transmission mechanism 9, the transmission mechanism 9 is of a round rod structure, the transmission mechanism 9 comprises a second belt wheel 901 and a third bevel gear 902, the front end and the rear end of the transmission mechanism 9 are respectively provided with the second belt wheel 901 and the third bevel gear 902, the third bevel gear 902 is meshed with the first bevel gear 503, when the transmission mechanism 9 and the driving mechanism 8 are in an installation state, the second belt wheel 901 is in transmission connection with the first belt wheel 803 through a belt, so that the transmission mechanism 9 can drive the rotating brush 501 to rotate at the same time; the cleaning motor 4 is rotatably connected with a fourth bevel gear 11 through a rotating shaft.
Wherein, waste heat recovery box 1 includes dust exhaust port 101, T type slide rail 102 and strike board 103, waste heat recovery box 1 bottom is equipped with dust exhaust port 101, and its shape of dust exhaust port 101 is the rectangle laying-out form, dust exhaust port 101 bottom face is equipped with T type slide rail 102, and the bar spout has all been seted up to the left and right sides face in T type slide rail 102, T type slide rail 102 rear end face is bilateral symmetry form and has seted up rather than communicating two inside rectangle bayonets, there is strike board 103 dust exhaust port 101 front side through bolted connection, the inside fixed toughened glass that inlays of waste heat recovery box 1 rear end face, it is more directly perceived when observing the inside condition of waste heat recovery box 1.
Wherein, stop gear 10 includes stop gear 1001, stop gear 10 inside sliding connection has stop gear 1001, and stop gear 10 rear end has seted up the bar and has slided the mouth, stop gear 1001 rear end face be equipped with the smooth mouthful sliding connection's of bar pulling post, a pull rod of fixedly connected with between the stop gear 1001 pulling post in two stop gear 10, stop gear 1001 upper end front side has been established the edges and corners to the fillet, when stop gear 10 was in limit state, stop gear 1001 and plugboard 302 go up the rectangle socket and peg graft mutually, make impurity collection piece 3 can obtain effectual limiting displacement.
When in use: when the outer wall of the cylindrical heat exchange tube 202 in the heat exchange element 2 needs to be cleaned, the rotating shaft of the cleaning motor 4 is controlled by the external controller to rotate anticlockwise, so that a chain wheel 801 at the lower part drives a chain 802 to drive, and in the driving process of the chain 802, a driving column 804 drives a rectangular driving frame 204 to reciprocate up and down, so that a scraping plate 203 can reciprocate up and down on the outer wall of the cylindrical heat exchange tube 202 in the heat exchange element 2, impurities attached to the outer wall of the cylindrical heat exchange tube 202 in the heat exchange element 2 can be cleaned, and the scraped impurities fall into an impurity collecting element 3 through a dust exhaust port 101, so that the impurities attached to the outer wall of the cylindrical heat exchange tube 202 in the heat exchange element 2 are easier to clean, and the heat exchange effect of the heat exchange element 2 is improved;
when the rotating shaft of the cleaning motor 4 rotates anticlockwise, the fourth bevel gear 11 drives the second bevel gear 602 to rotate clockwise, then the incomplete gear 603 is driven to rotate clockwise through the rotating shaft 601, then the incomplete gear 603 is driven to move forwards after being meshed with the rack 604, the rack 604 is quickly rebounded back to the original position under the action of a spring outside the limiting sliding rod 605 after the incomplete gear 603 is not meshed with the rack 604, so that a spherical knocking block on the knocking rod 606 is quickly knocked onto the knocking plate 103, the operation is performed in a reciprocating mode, the dust exhaust port 101 at the lower part of the waste heat recovery box body 1 is knocked and vibrated, impurities attached to the inner side of the dust exhaust port 101 are more easily dropped into the impurity collecting piece 3, when impurities in the impurity collecting piece 3 are cleaned, the pull rod between two pulling columns is manually pulled downwards, so that the two pulling columns respectively drive the two limiting sliding blocks 1001 to move downwards, therefore, the impurity collecting piece 3 loses the limiting function, and then the impurity collecting piece 3 is taken out of the T-shaped slide rail 102 for cleaning, so that the interior of the waste heat recovery device does not need to be disassembled in a complicated mode during cleaning, and convenience in cleaning the interior of the waste heat recovery device is improved;
in the rotation process of the upper chain wheel 801, the first belt wheel 803 drives the second belt wheel 901 to rotate through a belt, the second belt wheel 901 drives the third bevel gear 902 to rotate through the transmission mechanism 9, so that the first bevel gear 503 drives the rotating brush 501 to rotate, the outer surface of the left side of the circular filter screen in the filter screen piece 5 is cleaned, and the probability of filter screen blockage in the filter screen piece 5 is effectively avoided.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. The utility model provides an energy saving and emission reduction equipment based on flue gas waste heat recovery and reheat technique which characterized in that: the waste heat recovery device comprises a waste heat recovery box body (1), wherein heat exchange pieces (2) are arranged inside the waste heat recovery box body (1) through a support, each heat exchange piece (2) comprises a rectangular heat exchange tube (201), a cylindrical heat exchange tube (202), a scraping plate (203) and a rectangular driving frame (204), the number of the rectangular heat exchange tubes (201) is six, five cylindrical heat exchange tubes (202) are connected between every two upper rectangular heat exchange tubes and every lower rectangular heat exchange tubes (201) in a rectangular array mode, the outer peripheral face of each cylindrical heat exchange tube (202) is provided with six strip-shaped heat exchange fins in an annular array mode, the three rectangular heat exchange tubes (201) at the bottom are fixedly arranged on the support inside the waste heat recovery box body (1), the outer portion of each cylindrical heat exchange tube (202) is slidably connected with the scraping plate (203) which is in contact with the outer wall of the cylindrical heat exchange tube, two rectangular through holes are formed in the upper end face of the, the rear end of one rectangular heat exchange tube (201) on the right side of the bottom is connected with a liquid inlet tube penetrating through the rear side of the waste heat recovery box body (1), and the rear end of one rectangular heat exchange tube (201) on the left side of the upper part is connected with a liquid outlet tube penetrating through the rear side of the waste heat recovery box body (1); the lower part of the waste heat recovery box body (1) is provided with an impurity collecting piece (3) through two limiting mechanisms (10); the lower part of the front end face of the waste heat recovery box body (1) is provided with a cleaning motor (4) through a support, and the right side in the waste heat recovery box body (1) is provided with a filter screen element (5); the lower part of the front side of the waste heat recovery box body (1) is positioned at the lower part of the cleaning motor (4) and is provided with a knocking mechanism (6); the left side and the right side of the waste heat recovery box body (1) are respectively provided with an air inlet and an air outlet, and the air outlet at the right side of the waste heat recovery box body (1) is connected with a purification box body (7) through a flange; activated carbon is filled in the purifying box body (7); a driving mechanism (8) is arranged on the front side in the waste heat recovery box body (1); the left side of the filter screen element (5) is rotatably connected with a transmission mechanism (9), and the transmission mechanism (9) is of a round rod structure; the cleaning motor (4) is rotatably connected with a fourth bevel gear (11) through a rotating shaft.
2. The energy-saving and emission-reducing equipment based on the flue gas waste heat recovery and reheating technology as claimed in claim 1, wherein: waste heat recovery box (1) is including dust exhaust port (101), T type slide rail (102) and strike board (103), waste heat recovery box (1) bottom is equipped with dust exhaust port (101), and its shape of dust exhaust port (101) is the rectangle laying-out form, dust exhaust port (101) bottom face is equipped with T type slide rail (102), and the left and right sides face has all seted up the bar spout in T type slide rail (102), T type slide rail (102) rear end face is the bilateral symmetry form and has seted up rather than inside two communicating rectangle bayonets, there is strike board (103) dust exhaust port (101) front side through bolted connection, the inside fixed toughened glass that inlays of waste heat recovery box (1) rear end face.
3. The energy-saving and emission-reducing equipment based on the flue gas waste heat recovery and reheating technology as claimed in claim 1, wherein: impurity collection piece (3) are including frame shape slider (301) and plugboard (302), impurity collection piece (3) are rectangle box structure, and impurity collection piece (3) outside upper end be equipped with T type slide rail (102) inboard bar spout sliding connection's frame shape slider (301), frame shape slider (301) rear end face is bilateral symmetry form and is equipped with two plugboards (302), and two plugboard (302) rear end faces are the arcwall face, works as when impurity collection piece (3) are in the mounted state with waste heat recovery box (1), two plugboards (302) peg graft with two rectangle sockets on T type slide rail (102) respectively mutually, rectangle socket has been seted up to plugboard (302) up end.
4. The energy-saving and emission-reducing equipment based on the flue gas waste heat recovery and reheating technology as claimed in claim 1, wherein: filter screen spare (5) are including rotating brush (501), T type extension board (502) and first bevel gear (503), filter screen spare (5) inside fixed inlay has circular filter screen, and filter screen spare (5) left end face fixedly connected with T type extension board (502), T type extension board (502) middle part is rotated through the pivot and is connected with rotation brush (501), and rotates brush (501) left end and rotate through the pivot and be connected with first bevel gear (503), it closely contacts with filter screen spare (5) filter screen surface to rotate brush (501) hair end.
5. The energy-saving and emission-reducing equipment based on the flue gas waste heat recovery and reheating technology as claimed in claim 1, wherein: the knocking mechanism (6) comprises a rotating shaft (601), a second bevel gear (602), an incomplete gear (603), a rack (604), a limiting sliding rod (605) and a knocking rod (606), the rotating shaft (601) is rotatably connected to the front sides of the waste heat recovery box body (1) and the dust exhaust port (101) through two rotating support blocks, the upper end and the lower end of the rotating shaft (601) are respectively provided with the second bevel gear (602) and the incomplete gear (603), the second bevel gear (602) is meshed with a fourth bevel gear (11), the upper side and the lower side of the rack (604) are respectively provided with a sliding cylinder, each sliding cylinder is internally and slidably connected with one limiting sliding rod (605) fixed on a front side support block of the dust exhaust port (101), springs are sleeved on the outer parts of the two limiting sliding rods (605) on the front sides of the sliding cylinders, and the rack (604) is meshed with the incomplete gear (603), and the right end face of the rack (604) is fixedly connected with a knocking rod (606), the upper part of the rear end of the knocking rod (606) is provided with a spherical knocking piece, and when the knocking mechanism (6) is in a knocking state, the spherical knocking piece collides with the knocking plate (103).
6. The energy-saving and emission-reducing equipment based on the flue gas waste heat recovery and reheating technology as claimed in claim 1, wherein: drive mechanism (8) are including sprocket (801), chain (802), first band pulley (803) and drive post (804), sprocket (801) quantity is two, and the transmission is connected with chain (802) between two sprocket (801), and one on upper portion sprocket (801) rotate through the pivot and connect in waste heat recovery box (1) inside front side upper end, and sprocket (801) and first band pulley (803) of lower part all rotate and connect in cleaning motor (4) pivot, be equipped with on chain (802) and drive post (804), work as when drive mechanism (8) are in the mounted state with heat transfer (2), drive post (804) and rectangle drive frame (204) inboard slip are connected.
7. The energy-saving and emission-reducing equipment based on the flue gas waste heat recovery and reheating technology as claimed in claim 1, wherein: the transmission mechanism (9) comprises a second belt wheel (901) and a third bevel gear (902), the front end and the rear end of the transmission mechanism (9) are respectively provided with the second belt wheel (901) and the third bevel gear (902), the third bevel gear (902) is meshed with the first bevel gear (503), and when the transmission mechanism (9) and the driving mechanism (8) are in an installation state, the second belt wheel (901) is in transmission connection with the first belt wheel (803) through a belt.
8. The energy-saving and emission-reducing equipment based on the flue gas waste heat recovery and reheating technology as claimed in claim 1, wherein: stop gear (10) include stop gear (1001), stop gear (10) inside sliding connection has stop gear (1001), and stop gear (10) rear end face has seted up the bar and has slided the mouth, stop gear (1001) rear end face is equipped with the pulling post with bar sliding connection, two fixedly connected with a pull rod between stop gear (10) middle limit gear (1001) pulling post, stop gear (1001) upper end front side has been established the edges and corners to the fillet, works as when stop gear (10) are in limit state, stop gear (1001) and plugboard (302) are gone up the rectangle socket and are pegged graft mutually.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010881008.9A CN111912247A (en) | 2020-08-27 | 2020-08-27 | Energy-saving and emission-reducing equipment based on flue gas waste heat recovery and reheating technology |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010881008.9A CN111912247A (en) | 2020-08-27 | 2020-08-27 | Energy-saving and emission-reducing equipment based on flue gas waste heat recovery and reheating technology |
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| CN111912247A true CN111912247A (en) | 2020-11-10 |
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| CN202010881008.9A Withdrawn CN111912247A (en) | 2020-08-27 | 2020-08-27 | Energy-saving and emission-reducing equipment based on flue gas waste heat recovery and reheating technology |
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| CN113144785A (en) * | 2021-04-22 | 2021-07-23 | 邵建芬 | High-temperature industrial waste gas treatment device and treatment method thereof |
| CN113237078A (en) * | 2021-06-03 | 2021-08-10 | 安徽天顺环保设备股份有限公司 | Waste heat recycling device for dedusting of boiler of biological power plant and implementation method thereof |
| CN113426218A (en) * | 2021-08-06 | 2021-09-24 | 深圳市鸿昌盛国际物流有限公司 | Energy-saving and environment-friendly furnace flue gas treatment and purification equipment |
| CN113529383A (en) * | 2021-07-13 | 2021-10-22 | 深圳市佰辉节能科技有限公司 | High-temperature heat source device |
| CN113531574A (en) * | 2021-06-25 | 2021-10-22 | 华能八〇三热电有限公司 | Program control device for exhaust gas temperature of power station boiler |
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| CN114534395A (en) * | 2022-02-16 | 2022-05-27 | 福建省中菲薄膜科技有限公司 | Purification mechanism and purification method for film production |
| CN114777548A (en) * | 2022-06-21 | 2022-07-22 | 靖江市亚泰特种材料制造有限公司 | Forced ventilation heat dissipation and heat recovery device for fan |
| CN115597392A (en) * | 2022-12-13 | 2023-01-13 | 河南省远洋粉体科技股份有限公司（Cn） | Heat energy recycling system for high-purity aluminum powder production |
| CN117797566A (en) * | 2024-02-28 | 2024-04-02 | 山西磊鑫化工股份有限公司 | Tail gas treatment device for nitrate production |
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| CN117797566B (en) * | 2024-02-28 | 2024-05-03 | 山西磊鑫化工股份有限公司 | Tail gas treatment device for nitrate production |
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