CN114279245B - Sectional type flue gas heat exchange energy-saving equipment for heat treatment of aluminum alloy hub - Google Patents
Sectional type flue gas heat exchange energy-saving equipment for heat treatment of aluminum alloy hub Download PDFInfo
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- CN114279245B CN114279245B CN202111603418.8A CN202111603418A CN114279245B CN 114279245 B CN114279245 B CN 114279245B CN 202111603418 A CN202111603418 A CN 202111603418A CN 114279245 B CN114279245 B CN 114279245B
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 87
- 239000003546 flue gas Substances 0.000 title claims abstract description 87
- 238000010438 heat treatment Methods 0.000 title claims abstract description 43
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 97
- 239000000779 smoke Substances 0.000 claims abstract description 79
- 239000007788 liquid Substances 0.000 claims abstract description 30
- 238000007789 sealing Methods 0.000 claims abstract description 17
- 239000002918 waste heat Substances 0.000 claims description 31
- 238000005192 partition Methods 0.000 claims description 9
- 238000007790 scraping Methods 0.000 claims description 9
- 239000000428 dust Substances 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 3
- 239000002912 waste gas Substances 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims 1
- 230000000630 rising effect Effects 0.000 claims 1
- 239000002245 particle Substances 0.000 abstract description 5
- 238000000889 atomisation Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Chimneys And Flues (AREA)
Abstract
The invention relates to sectional type flue gas heat exchange energy-saving equipment for heat treatment of an aluminum alloy hub, which belongs to the technical field of heat exchange energy-saving equipment; the smoke pretreatment pipe is of a hollow structure with closed upper and lower ends, and the smoke inlet pipe is fixedly arranged on the upper side of the left side wall of the smoke pretreatment pipe; one end of the smoke guide pipe is communicated with the lower side of the right side wall of the smoke pretreatment pipe, and the other end of the smoke guide pipe passes through the left side wall of the box body through a sealing ring and then is fixedly arranged in the heat exchange cavity in a stretching mode; the output end of the water pump is fixedly connected with a liquid outlet pipe; the plurality of atomizing nozzles are respectively and fixedly arranged on the liquid outlet pipe in the flue gas pretreatment pipe at equal intervals; the number of the second rotating pipes is four, and the second rotating pipes are fixedly arranged on the left side and the right side of the first rotating pipe respectively, and are communicated with the first rotating pipe; the flue gas is pretreated in an atomization dust-settling mode, so that the influence of particles in the flue gas on the smoke guide pipe is reduced, and the uniformity and the thoroughness of heat exchange are improved.
Description
Technical Field
The invention relates to the technical field of heat exchange energy-saving equipment, in particular to sectional type flue gas heat exchange energy-saving equipment for heat treatment of an aluminum alloy hub.
Background
When the aluminum alloy hub is subjected to heat treatment, a large amount of smoke is generated, the smoke is a main way for wasting energy by general energy-consuming equipment, and the smoke waste heat recovery mainly converts heat carried by the smoke into heat which can be utilized by a certain heat exchange mode; when the existing sectional type flue gas waste heat recovery device heats water, flue gas can not contact heat with water better, water heating is slower, so that flue gas heat loss is more, subsequent equipment can not receive enough heat, and the filtering structure of the existing device can not filter flue gas better, and flue dust enters an equipment pipeline and is difficult to clean.
Disclosure of Invention
Aiming at the defects and shortcomings of the prior art, the invention provides the sectional type flue gas heat exchange energy-saving equipment for aluminum alloy hub heat treatment, which has the advantages of simple structure, reasonable design and convenient use, and the flue gas is pretreated in an atomization dust fall mode, so that the influence of particles in the flue gas on a flue gas guiding pipe is reduced, and the uniformity and the thoroughness of heat exchange are improved.
In order to achieve the above purpose, the invention adopts the following technical scheme: the device comprises a box body, a baffle plate and a bottom plate; the inside of the box body is sequentially provided with two partition plates from top to bottom, and the box body is sequentially divided into a residual temperature heating cavity, a heat exchange cavity and an adjusting cavity from top to bottom by the partition plates; a bottom plate is fixedly arranged at the bottom of the left side wall of the box body;
It also comprises:
The flue gas pretreatment pipe is of a hollow structure with closed upper and lower ends, and the lower end of the flue gas pretreatment pipe is fixedly arranged on the upper side surface of the bottom plate;
The smoke inlet pipe is fixedly arranged on the upper side of the left side wall of the smoke pretreatment pipe;
The collecting tank is movably inserted into the lower side of the left side wall of the flue gas pretreatment pipe and is fixedly connected with the outer side wall of the flue gas pretreatment pipe through a hasp;
One end of the smoke guide pipe is communicated with the lower side of the right side wall of the smoke pretreatment pipe, and the other end of the smoke guide pipe passes through the left side wall of the box body through a sealing ring and then is fixedly extended into the heat exchange cavity, and the extended end of the smoke guide pipe is fixedly connected with the inner side wall of the box body; the left end of the smoke guide pipe is arranged above the collecting tank;
One end of the preheating water pipe is connected with an external water supply network, and the other end of the preheating water pipe penetrates through the bottom of the smoke guide pipe and the right side wall of the smoke guide pipe in sequence and then is communicated with the left side wall of the box body;
The water pump is fixedly arranged on the left side wall of the smoke guide pipe, the input end of the water pump is fixedly connected with a liquid inlet pipe, the other end of the liquid inlet pipe penetrates through the side wall of the smoke guide pipe and then is communicated with the interior of the preheating water pipe, the output end of the water pump is fixedly connected with a liquid outlet pipe, and the left end of the liquid outlet pipe penetrates through the right side wall of the smoke pretreatment pipe and then is fixedly arranged on the right side wall of the interior of the smoke pretreatment pipe through a pipe clamp; the water pump is connected with an external power supply;
the plurality of atomizing nozzles are respectively and fixedly arranged on the liquid outlet pipe in the flue gas pretreatment pipe at equal intervals;
The first rotating pipes are arranged at the upper ends of the first rotating pipes and are rotatably arranged on the bottom surface of the smoke guide pipe through sealing bearings, the lower ends of the first rotating pipes extend into the adjusting cavity after penetrating through the baffle plate positioned at the lower side through the sealing bearings, and the lower ends of the first rotating pipes are of an open structure;
the number two rotating pipes are four and are fixedly arranged on the left side and the right side of the number one rotating pipe respectively, and the number two rotating pipes are communicated with the number one rotating pipe;
the first bevel gears are two and fixedly sleeved at the lower ends of the first rotating pipes at the left side and the right side respectively;
The left end of the rotating shaft is rotatably arranged on the left side wall in the adjusting cavity through a bearing, the right end of the rotating shaft passes through the right side wall of the adjusting cavity through the bearing in a rotating mode and is fixedly connected with the output end of the first motor, the first motor is fixedly arranged on the right side wall of the box body through a motor bracket, and the first motor is connected with an external power supply;
the second bevel gears are respectively sleeved on the left side and the right side of the rotating shaft, and are meshed with the first bevel gears at corresponding positions;
the liquid discharge pipe is fixedly arranged on the right side wall of the box body and communicated with the inside of the heat exchange cavity;
the water inlet pipe is fixedly arranged on the left side wall of the box body and is communicated with the inside of the residual temperature heating cavity;
The waste heat delivery pipe is arranged in the waste heat heating cavity in an end-to-end U shape, one end of the waste heat delivery pipe penetrates through the rear side wall of the box body and is fixedly communicated with the interior of the adjusting cavity, and the other end of the waste heat delivery pipe penetrates through the left side wall of the box body and is connected with the external waste gas treatment device;
the electromagnetic valve is fixedly arranged in the through hole formed in the middle of the partition plate positioned on the upper side, and the electromagnetic valve is connected with an external power supply.
Preferably, the left side wall of the box body on the upper side of the bottom plate is vertically and fixedly provided with a supporting plate, and the flue gas pretreatment pipe and the flue gas guide pipe are fixedly connected with the supporting plate.
Preferably, a second motor is fixedly arranged on the top surface of the supporting plate through a motor bracket, a screw pair is fixedly connected to the output end of the second motor, and the lower end of a screw of the screw pair is rotatably arranged on the left side wall inside the flue gas pretreatment pipe through a shaft seat after penetrating through the supporting plate and the top surface of the flue gas pretreatment pipe through a bearing; a scraping plate is arranged in the flue gas pretreatment pipe and is in contact with the inner side wall of the flue gas pretreatment pipe, the middle part of the scraping plate is fixedly connected with a nut block of the screw pair, and a chamfer edge is arranged on the lower side of the scraping plate; and the second motor is connected with an external power supply.
Preferably, the filter screen plate is fixedly arranged in the input end of the smoke guide pipe.
Preferably, a handle is fixedly arranged on the left side wall of the collecting tank, a sealing gasket is fixedly arranged on the inner side wall of the opening end of the lower side of the flue gas pretreatment pipe, and the upper side surface of the collecting tank is in contact with the sealing gasket.
Preferably, a temperature sensor is fixedly arranged on the rear side wall of the heat exchange cavity, and the temperature sensor is connected with an external power supply.
The working principle of the invention is as follows: the method comprises the steps that a preheating water pipe is connected with an external water supply network, the interior of a heat exchange cavity is filled with water, the interior of the preheating water pipe is filled with water, then a water pump is started, the water pump pumps a water source in the interior of the preheating water pipe to an atomizing nozzle through a liquid inlet pipe and a liquid outlet pipe to spray, smoke generated by heat treatment of an external aluminum alloy hub is introduced into the interior of a smoke pretreatment pipe through a smoke inlet pipe, atomized water sprayed by the atomizing nozzle carries out dust fall treatment on the smoke, the atomized water falls into the interior of a collecting tank after dust collection, purified smoke enters into the interior of a smoke guide pipe, the water source in the interior of the preheating water pipe is subjected to advanced treatment, so that the temperature of water mist sprayed by the atomizing nozzle rises, the loss of smoke heat during smoke pretreatment is reduced, the smoke enters into the interior of the heat exchange cavity through the smoke guide pipe, then enters into the interior of a second rotating pipe through a first rotating pipe, a first motor is started, and the first motor drives a rotating shaft to rotate, and the first rotating pipe is driven to rotate due to the meshing of a first bevel gear and a second bevel gear, and the first rotating pipe is driven to rotate in the heat exchange cavity; the flue gas after heat exchange enters into the inside of waste heat delivery tube through the regulation chamber, fills water with the inside of waste heat heating chamber through the inlet tube, and the inside waste heat of waste heat delivery tube carries out primary heating to the inside water source of waste heat heating chamber, and the inside of heat exchange chamber is passed through to the inside of solenoid valve transportation to the water after the primary heating, more makes things convenient for the inside water temperature rise of heat exchange chamber.
Compared with the prior art, the invention has the beneficial effects that:
1. The flue gas is pretreated in an atomization dust-falling mode, so that the influence of particles in the flue gas on the smoke guide pipe is reduced;
2. When the flue gas exchanges heat in the heat exchange cavity, the second rotating pipe rotates under the drive of the first rotating pipe, so that the uniformity and the thoroughness of heat exchange are improved;
3. The waste heat after heat exchange is used for primarily heating the internal water of the residual-temperature heating cavity, and then the primarily heated water is conveyed to the inside of the heat exchange cavity, so that the temperature of the water in the heat exchange cavity is conveniently raised.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a rear view of fig. 1.
Fig. 3 is an enlarged view of a portion a in fig. 1.
Fig. 4 is a schematic structural view of the squeegee of the present invention.
Reference numerals illustrate:
The device comprises a box body 1, a partition plate 2, a bottom plate 3, a residual heat heating cavity 4, a heat exchange cavity 5, an adjusting cavity 6, a flue gas pretreatment pipe 7, a flue gas inlet pipe 8, a collecting tank 9, a flue gas guide pipe 10, a preheating water pipe 11, a water pump 12, a liquid inlet pipe 13, a liquid outlet pipe 14, an atomizing nozzle 15, a first rotating pipe 16, a second rotating pipe 17, a first bevel gear 18, a rotating shaft 19, a first motor 20, a second bevel gear 21, a liquid outlet pipe 22, a water inlet pipe 23, a residual heat delivery pipe 24, an electromagnetic valve 25, a supporting plate 26, a second motor 27, a screw pair 28, a scraping plate 29, a filter screen plate 30, a handle 31, a sealing gasket 32 and a temperature sensor 33.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Referring to fig. 1 to 4, the technical scheme adopted in the specific embodiment is as follows: the device comprises a box body 1, a baffle plate 2 and a bottom plate 3; two partition boards 2 are welded in sequence from top to bottom in the box body 1, and the box body 1 is divided into a residual temperature heating cavity 4, a heat exchange cavity 5 and an adjusting cavity 6 from top to bottom by the partition boards 2; a bottom plate 3 is fixedly welded at the bottom of the left side wall of the box body 1;
It also comprises:
The flue gas pretreatment pipe 7 is of a hollow structure with closed upper and lower ends, and the lower end of the flue gas pretreatment pipe 7 is welded on the upper side surface of the bottom plate 3;
The smoke inlet pipe 8 is fixedly welded on the upper side of the left side wall of the smoke pretreatment pipe 7;
The collecting tank 9 is movably inserted into the lower side of the left side wall of the flue gas pretreatment pipe 7 and is fixedly connected with the outer side wall of the flue gas pretreatment pipe 7 through a hasp, and the collecting tank 9 is used for collecting particles after impurity removal;
The smoke guide pipe 10, one end of the smoke guide pipe 10 is communicated with the lower side of the right side wall of the smoke pretreatment pipe 7, the other end of the smoke guide pipe passes through the left side wall of the box body 1 through a sealing ring and then is fixedly extended into the heat exchange cavity 5, and the extended end is fixedly connected with the inner side wall of the box body 1; the left end of the smoke guide pipe 10 is arranged above the collecting tank 9;
a preheating water pipe 11, wherein one end of the preheating water pipe 11 is connected with an external water supply network, and the other end of the preheating water pipe sequentially penetrates through the bottom of the smoke guide pipe 10 and the right side wall of the smoke guide pipe 10 and then is communicated with the left side wall of the box body 1;
The water pump 12 is fixedly arranged on the left side wall of the smoke guide pipe 10, the input end of the water pump 12 is fixedly connected with the liquid inlet pipe 13, the other end of the liquid inlet pipe 13 passes through the side wall of the smoke guide pipe 10 and then is communicated with the interior of the preheating water pipe 11, the output end of the water pump 12 is fixedly connected with the liquid outlet pipe 14, and the left end of the liquid outlet pipe 14 passes through the right side wall of the smoke pretreatment pipe 7 and then is fixedly arranged on the right side wall of the interior of the smoke pretreatment pipe 7 through a pipe clamp; the water pump 12 is connected with an external power supply;
the plurality of atomizing nozzles 15 are respectively and fixedly arranged on the liquid outlet pipe 14 in the flue gas pretreatment pipe 7 at equal intervals;
The first rotating pipes 16 are arranged at two, the upper ends of the first rotating pipes 16 are rotatably arranged on the bottom surface of the smoke guide pipe 10 through sealing bearings, the lower ends of the first rotating pipes extend into the adjusting cavity 6 after passing through the baffle plate 2 positioned at the lower side through the sealing bearings, and the lower ends of the first rotating pipes 16 are of an open structure;
The number two rotating pipes 17 are four, the number two rotating pipes 17 are fixedly welded on the left side and the right side of the number one rotating pipe 16 respectively, the number two rotating pipes 17 are communicated with the number one rotating pipe 16, and the number two rotating pipes 17 are main structural members for heat exchange;
the first bevel gears 18 are two, and the lower ends of the first rotating pipes 16 are fixedly welded and sleeved on the left side and the right side respectively;
The left end of the rotating shaft 19 is rotatably arranged on the left side wall inside the adjusting cavity 6 through a bearing, the right end of the rotating shaft 19 passes through the right side wall of the adjusting cavity 6 through the bearing in a rotating way, and then is fixedly connected with the output end of the first motor 20, the first motor 20 is fixedly arranged on the right side wall of the box body 1 through a motor bracket and a bolt, and the first motor 20 is connected with an external power supply;
The number two bevel gears 21 are respectively welded and sleeved on the left side and the right side of the rotating shaft 19, the number two bevel gears 21 are meshed with the number one bevel gears 18 at corresponding positions, and the number two bevel gears 21 rotate to drive the number one bevel gears 18 to rotate so as to drive the number one rotating tube 16 to rotate;
the liquid discharge pipe 22 is fixedly welded on the right side wall of the box body 1 and is communicated with the inside of the heat exchange cavity 5;
The water inlet pipe 23 is fixedly welded on the left side wall of the box body 1 and is communicated with the inside of the residual temperature heating cavity 4;
The waste heat delivery pipe 24 is arranged in the waste heat heating cavity 4 in an end-to-end U shape, one end of the waste heat delivery pipe 24 passes through the rear side wall of the box body 1 and then is fixedly communicated with the interior of the adjusting cavity 6, and the other end of the waste heat delivery pipe passes through the left side wall of the box body 1 and then is connected with an external waste gas treatment device;
The electromagnetic valve 25 is fixedly arranged in a through hole formed in the middle of the baffle plate 2 positioned on the upper side through bolts, and the electromagnetic valve 25 is connected with an external power supply;
the specific use types of the first motor 20, the water pump 12 and the electromagnetic valve 25 are directly purchased, installed and used from the market according to the use requirements.
Preferably, a supporting plate 26 is vertically and fixedly arranged on the left side wall of the box body 1 on the upper side of the bottom plate 3, and the flue gas pretreatment pipe 7 and the flue gas guide pipe 10 are fixedly connected with the supporting plate 26.
Preferably, a second motor 27 is fixedly arranged on the top surface of the supporting plate 26 through a motor bracket and a bolt, a screw pair 28 is fixedly connected to the output end of the second motor 27, and the lower end of a screw of the screw pair 28 is rotatably arranged on the left side wall inside the flue gas pretreatment pipe 7 through a shaft seat after penetrating through the supporting plate 26 and the top surface of the flue gas pretreatment pipe 7 through rotation of a bearing; a scraper 29 is arranged in the flue gas pretreatment pipe 7, the scraper 29 is arranged in a manner of abutting against the inner side wall of the flue gas pretreatment pipe 7, the middle part of the scraper 29 is fixedly connected with a nut block of the screw rod pair 28, and a chamfer edge is arranged on the lower side of the scraper 29; the motor No. 27 is connected to an external power source.
Preferably, the filter screen plate 30 is fixedly welded in the input end of the smoke guiding tube 10, so as to prevent particulate matters from entering the smoke guiding tube 10.
Preferably, a handle 31 is fixedly welded on the left side wall of the collecting tank 9, a sealing gasket 32 is fixedly arranged on the inner side wall of the opening end of the lower side of the flue gas pretreatment pipe 7 through gluing, the upper side surface of the collecting tank 9 is in contact with the sealing gasket 32, and the opening parts of the collecting tank 9 and the flue gas pretreatment pipe 7 are sealed.
Preferably, a temperature sensor 33 is fixedly arranged on the rear side wall of the heat exchange cavity 5 through bolts, and the temperature sensor 33 is connected with an external power supply to detect the water temperature in real time.
The working principle of the specific embodiment is as follows: the preheating water pipe 11 is connected with an external water supply network, the interior of the heat exchange cavity 5 is filled with water, the interior of the preheating water pipe 11 is filled with water, then the water pump 12 is started, the water pump 12 pumps a water source in the interior of the preheating water pipe 11 to the position of the atomizing nozzle 15 through the liquid inlet pipe 13 and the liquid outlet pipe 14 to spray, smoke generated by heat treatment of an external aluminum alloy hub is introduced into the interior of the smoke pretreatment pipe 7 through the smoke inlet pipe 8, atomized water sprayed by the atomizing nozzle 15 carries out dust fall treatment on the smoke, after atomized water is absorbed, the smoke falls into the interior of the collecting tank 9, the motor 27 drives the scraping plate 29 to move up and down through the screw pair to scrape impurities attached to the inner side wall of the smoke pretreatment pipe 7, the purified flue gas enters the interior of the smoke guide pipe 10, the water source in the preheating water pipe 11 is treated in advance, so that the temperature of water mist sprayed by the atomizing nozzle 15 is increased, the loss of heat of the flue gas during pretreatment of the flue gas is reduced, the flue gas enters the interior of the heat exchange cavity 5 through the smoke guide pipe 10, then enters the interior of the second rotating pipe 17 through the first rotating pipe 16, the first motor 20 is turned on, the first motor 20 drives the rotating shaft 19 to rotate, and the first rotating pipe 16 drives the second rotating pipe 17 to rotate in the interior of the heat exchange cavity 5 due to the meshing of the first bevel gear 18 and the second bevel gear 21, so that heat exchange is more thorough; the flue gas after heat exchange enters into the inside of waste heat delivery tube 24 through adjusting chamber 6, fills water with the inside of waste heat heating chamber 4 through inlet tube 23, and the inside waste heat of waste heat delivery tube 24 carries out primary heating to the inside water source of waste heat heating chamber 4, and the inside of heat exchange chamber 5 is carried through solenoid valve 25 to the water after the primary heating, makes things convenient for the inside water temperature rise of heat exchange chamber 5 more.
After adopting above-mentioned structure, this concrete implementation mode beneficial effect does:
1. The flue gas is pretreated in an atomization dust-falling mode, so that the influence of particles in the flue gas on the smoke guide pipe 10 is reduced;
2. When the flue gas exchanges heat in the heat exchange cavity 5, the second rotating pipe 17 rotates under the drive of the first rotating pipe 16, so that the uniformity and the thoroughness of heat exchange are improved;
3. the waste heat after heat exchange is used for primarily heating the internal water of the residual-temperature heating cavity 4, and then the primarily heated water is conveyed into the heat exchange cavity 5, so that the temperature of the water in the heat exchange cavity 5 is conveniently raised;
4. the heat exchange chamber 5 is internally provided with a temperature sensor 33 capable of detecting the water temperature in real time.
The foregoing is merely illustrative of the present invention and not restrictive, and other modifications and equivalents thereof may occur to those skilled in the art without departing from the spirit and scope of the present invention.
Claims (7)
1. A sectional type flue gas heat exchange energy-saving device for heat treatment of an aluminum alloy hub comprises a box body (1), a partition plate (2) and a bottom plate (3); two partition boards (2) are sequentially arranged in the box body (1) from top to bottom, and the box body (1) is sequentially divided into a residual temperature heating cavity (4), a heat exchange cavity (5) and an adjusting cavity (6) from top to bottom by the partition boards (2); a bottom plate (3) is fixedly arranged at the bottom of the left side wall of the box body (1);
Characterized in that it further comprises:
The flue gas pretreatment pipe (7), the flue gas pretreatment pipe (7) is of a hollow structure with closed upper and lower ends, and the lower end of the flue gas pretreatment pipe is fixedly arranged on the upper side surface of the bottom plate (3);
the smoke inlet pipe (8) is fixedly arranged on the upper side of the left side wall of the smoke pretreatment pipe (7);
the collecting tank (9) is movably inserted into the lower side of the left side wall of the flue gas pretreatment pipe (7) and is fixedly connected with the outer side wall of the flue gas pretreatment pipe (7) through a hasp;
One end of the smoke guide pipe (10) is communicated with the lower side of the right side wall of the smoke pretreatment pipe (7), and the other end of the smoke guide pipe passes through the left side wall of the box body (1) through a sealing ring and then fixedly extends into the heat exchange cavity (5), and the extending end is fixedly connected with the inner side wall of the box body (1); the left end of the smoke guide pipe (10) is arranged above the collecting tank (9);
the preheating water pipe (11), one end of the preheating water pipe (11) is connected with an external water supply network, and the other end of the preheating water pipe sequentially penetrates through the bottom of the smoke guide pipe (10) and the right side wall of the smoke guide pipe (10) and then is communicated with the left side wall of the box body (1);
the water pump (12) is fixedly arranged on the left side wall of the smoke guide pipe (10), the input end of the water pump (12) is fixedly connected with the liquid inlet pipe (13), the other end of the liquid inlet pipe (13) passes through the side wall of the smoke guide pipe (10) and then is communicated with the interior of the preheating water pipe (11), the output end of the water pump (12) is fixedly connected with the liquid outlet pipe (14), and the left end of the liquid outlet pipe (14) passes through the right side wall of the smoke pretreatment pipe (7) and then is fixedly arranged on the right side wall of the interior of the smoke pretreatment pipe (7) through a pipe clamp; the water pump (12) is connected with an external power supply;
the plurality of atomizing nozzles (15) are respectively and fixedly arranged on the liquid outlet pipe (14) in the flue gas pretreatment pipe (7) at equal intervals;
The first rotating pipes (16) are arranged at the upper ends of the first rotating pipes (16) in a rotating mode through sealing bearings, are arranged on the bottom surface of the smoke guide pipe (10), the lower ends of the first rotating pipes extend into the adjusting cavity (6) after penetrating through the baffle plate (2) arranged at the lower side through the sealing bearings in a rotating mode, and the lower ends of the first rotating pipes (16) are of an opening type structure;
the number two rotating pipes (17) are four, are fixedly arranged on the left side and the right side of the number one rotating pipe (16) respectively, and are communicated with the number one rotating pipe (16);
the first bevel gears (18) are arranged, and the first bevel gears (18) are respectively fixedly sleeved at the lower ends of the first rotating pipes (16) at the left side and the right side;
The left end of the rotating shaft (19) is rotatably arranged on the left side wall in the adjusting cavity (6) through a bearing, the right end of the rotating shaft (19) passes through the right side wall of the adjusting cavity (6) through the bearing in a rotating mode, and is fixedly connected with the output end of the first motor (20), the first motor (20) is fixedly arranged on the right side wall of the box body (1) through a motor bracket, and the first motor (20) is connected with an external power supply;
The two second bevel gears (21) are sleeved on the left side and the right side of the rotating shaft (19), and the two second bevel gears (21) are meshed with the first bevel gears (18) at corresponding positions;
The liquid discharge pipe (22) is fixedly arranged on the right side wall of the box body (1) and is communicated with the inside of the heat exchange cavity (5);
The water inlet pipe (23) is fixedly arranged on the left side wall of the box body (1) and is communicated with the inside of the residual temperature heating cavity (4);
The waste heat delivery pipe (24) is arranged in the waste heat heating cavity (4) in a U shape which is connected end to end, one end of the waste heat delivery pipe passes through the rear side wall of the box body (1) and then is fixedly communicated with the interior of the adjusting cavity (6), and the other end of the waste heat delivery pipe passes through the left side wall of the box body (1) and then is connected with an external waste gas treatment device;
The electromagnetic valve (25), the electromagnetic valve (25) is fixedly arranged in a through hole formed in the middle of the baffle plate (2) positioned on the upper side, and the electromagnetic valve (25) is connected with an external power supply.
2. The segmented flue gas heat exchange energy saving device for heat treatment of aluminum alloy hubs according to claim 1, wherein the segmented flue gas heat exchange energy saving device comprises: a supporting plate (26) is vertically and fixedly arranged on the left side wall of the box body (1) on the upper side of the bottom plate (3), and the flue gas pretreatment pipe (7) and the flue gas guide pipe (10) are fixedly connected with the supporting plate (26).
3. The segmented flue gas heat exchange energy saving device for heat treatment of aluminum alloy hubs according to claim 2, wherein: the top surface of the supporting plate (26) is fixedly provided with a second motor (27) through a motor bracket, the output end of the second motor (27) is fixedly connected with a screw pair (28), and the lower end of the screw pair (28) passes through the supporting plate (26) and the top surface of the flue gas pretreatment tube (7) in a rotating way through a bearing and then is arranged on the left side wall inside the flue gas pretreatment tube (7) in a rotating way through a shaft seat; a scraping plate (29) is arranged in the flue gas pretreatment pipe (7), the scraping plate (29) is in contact with the inner side wall of the flue gas pretreatment pipe (7), the middle part of the scraping plate (29) is fixedly connected with a nut block of a screw pair (28), and a chamfer edge is arranged on the lower side of the scraping plate (29); and the second motor (27) is connected with an external power supply.
4. The segmented flue gas heat exchange energy saving device for heat treatment of aluminum alloy hubs according to claim 1, wherein the segmented flue gas heat exchange energy saving device comprises: the filter screen plate (30) is fixedly arranged in the input end of the smoke guide pipe (10).
5. The segmented flue gas heat exchange energy saving device for heat treatment of aluminum alloy hubs according to claim 1, wherein the segmented flue gas heat exchange energy saving device comprises: the left side wall of the collecting tank (9) is fixedly provided with a handle (31), the inner side wall of the lower opening end of the flue gas pretreatment pipe (7) is fixedly provided with a sealing gasket (32), and the upper side surface of the collecting tank (9) is in contact with the sealing gasket (32).
6. The segmented flue gas heat exchange energy saving device for heat treatment of aluminum alloy hubs according to claim 1, wherein the segmented flue gas heat exchange energy saving device comprises: the rear side wall inside the heat exchange cavity (5) is fixedly provided with a temperature sensor (33), and the temperature sensor (33) is connected with an external power supply.
7. The working method of the sectional type flue gas heat exchange energy-saving equipment for heat treatment of the aluminum alloy hub as claimed in claim 1, wherein the working method is characterized by comprising the following steps of: the preheating water pipe (11) is connected with an external water supply network, the interior of the heat exchange cavity (5) is filled with water by the preheating water pipe (11), the water pump (12) is opened, the water pump (12) pumps water source in the preheating water pipe (11) to the atomizing nozzle (15) through the liquid inlet pipe (13) and the liquid outlet pipe (14), flue gas generated by heat treatment of an external aluminum alloy hub is introduced into the smoke pretreatment pipe (7) through the smoke inlet pipe (8), atomized water sprayed by the atomizing nozzle (15) carries out dust fall treatment on the flue gas, after atomized water is absorbed by dust, the flue gas falls into the interior of the collecting tank (9), purified flue gas enters into the interior of the smoke guide pipe (10), the water source in the preheating water pipe (11) is subjected to advanced treatment, the temperature sprayed by the atomizing nozzle (15) is increased, the loss of flue gas heat during the flue gas pretreatment is reduced, the flue gas enters into the interior of the heat exchange cavity (5) through the liquid guide pipe (10), then enters into the interior of the second motor through the first rotating pipe (16), the first rotating motor (17) rotates, the first rotating bevel gear (20) is driven by the first rotating bevel (20), and the first rotating gear (20) rotates (20) and the second rotating bevel gear (20) rotates, the first rotating pipe (16) drives the second rotating pipe (17) to rotate in the heat exchange cavity (5), so that heat exchange is more thorough; flue gas after heat exchange enters into the inside of waste heat delivery tube (24) through regulating chamber (6), fills water with the inside of waste heat heating chamber (4) through inlet tube (23), and waste heat inside waste heat delivery tube (24) carries out initial heating to the inside water source of waste heat heating chamber (4), and the inside of heat exchange chamber (5) is carried through solenoid valve (25) to the water after the initial heating, more makes things convenient for the inside water temperature rising of heat exchange chamber (5).
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Effective date of registration: 20240418 Address after: 317000 north section of Songshan Road, comprehensive industrial park, Duqiao Town, Linhai City, Taizhou City, Zhejiang Province Applicant after: LINHAI JUFENG MACHINERY Co.,Ltd. Country or region after: China Address before: 361000 room 1215, No. 1012, anling Road, Huli District, Xiamen City, Fujian Province Applicant before: Liang Yu Country or region before: China |
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