CN112033194A - Coke oven waste heat multi-group utilization system - Google Patents
Coke oven waste heat multi-group utilization system Download PDFInfo
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- CN112033194A CN112033194A CN202010872979.7A CN202010872979A CN112033194A CN 112033194 A CN112033194 A CN 112033194A CN 202010872979 A CN202010872979 A CN 202010872979A CN 112033194 A CN112033194 A CN 112033194A
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- heat exchange
- water storage
- heat
- fixedly connected
- pipe
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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
- F28D11/00—Heat-exchange apparatus employing moving conduits
- F28D11/02—Heat-exchange apparatus employing moving conduits the movement being rotary, e.g. performed by a drum or roller
- F28D11/04—Heat-exchange apparatus employing moving conduits the movement being rotary, e.g. performed by a drum or roller performed by a tube or a bundle of tubes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D1/00—Non-positive-displacement machines or engines, e.g. steam turbines
- F01D1/34—Non-positive-displacement machines or engines, e.g. steam turbines characterised by non-bladed rotor, e.g. with drilled holes
- F01D1/38—Non-positive-displacement machines or engines, e.g. steam turbines characterised by non-bladed rotor, e.g. with drilled holes of the screw type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
Abstract
The invention relates to the field of machinery, in particular to a coke oven waste heat multi-group utilization system which comprises a heat-preservation condensed water sucking cover plate, a guide mechanism, a positioning mechanism and a heat exchange mechanism, wherein the inner end surface of the heat-preservation condensed water sucking cover plate is fixedly connected with the positioning mechanism for supporting, the heat exchange mechanism is rotatably clamped and connected at the center of the inner end surface of the positioning mechanism, the outer end surface of the positioning mechanism is symmetrically and fixedly connected with the guide mechanism, and the guide mechanism and the heat exchange mechanism are in sealed rotary clamping and connection, and the invention has the beneficial effects that: when the heat exchange device exchanges heat with heat energy in high-energy flue gas, the guide vanes are arranged spirally and can rotate in the collecting pipe under the drive of the high-speed flue gas, and the spiral heat exchange pipe can rotate together under the high-speed rotation of the guide vanes, so that the contact area between the heat exchange pipe and the high-energy flue gas is increased to the maximum extent, and the heat exchange efficiency between the heat exchange pipe and the flue gas is increased.
Description
Technical Field
The invention relates to the field of mechanical equipment, in particular to a coke oven waste heat multi-group utilization system.
Background
When the coke oven is produced and processed, the coke oven generates a large amount of flue gas because of heating and burning, the flue gas contains a large amount of heat energy, and if the flue gas is not recycled, a large amount of energy can be lost.
Most of the existing coke oven waste heat recovery devices adopt spiral finned tubes to be matched with external water receiving and water outlet pipes so as to carry out heat exchange on heat inside waste smoke of a coke oven, but most of the internal structures of the existing heat exchange mechanisms such as the spiral finned tubes are fixed structures, and the flow rate of the smoke inside the existing heat exchange mechanisms is approximately stable, so that when the waste heat inside the smoke is subsequently recovered, a part of heat still escapes to the environment, the recovery efficiency of the waste heat in the smoke of the coke oven is reduced, and therefore, a coke oven waste heat multi-group utilization system is needed to be provided.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a coke oven waste heat multi-group utilization system.
The technical scheme adopted by the invention for solving the technical problems is as follows: a multi-group utilization system for coke oven waste heat comprises a heat-preservation condensed water sucking cover plate, a guide mechanism, a positioning mechanism and a heat exchange mechanism,
the inner end face of the heat-preservation condensed water sucking cover plate is fixedly connected with a positioning mechanism for supporting, a heat exchange mechanism is rotationally clamped at the center of the inner end face of the positioning mechanism, the outer end face of the positioning mechanism is symmetrically and fixedly connected with a guide mechanism, the guide mechanism and the heat exchange mechanism are hermetically and rotationally clamped,
the positioning mechanism comprises a mounting groove, a mounting clamping plate, a positioning clamping groove, a limiting rotary groove and a collecting pipe, wherein the outer end face of the collecting pipe is symmetrically and fixedly connected with the positioning clamping groove and is located on the outer end face of the positioning clamping groove, the mounting clamping plate is fixedly connected with the outer end face of the positioning clamping groove, the mounting groove is formed in the inner end face of the collecting pipe, and the limiting rotary groove is symmetrically formed in the position, close to the end head, of the inner end face of.
Specifically, guiding mechanism includes connecting plate, connecting hole, mounting flange, connecting pipe, water storage casing and spacing card axle, the bottom face fixedly connected with water storage casing of connecting plate, and be located the connecting hole has been seted up to the outer terminal surface even equidistance of connecting plate and water storage casing, the up end center fixedly connected with of department of connecting plate connects the water pipe, and is located the up end center fixedly connected with mounting flange of department of connecting the water pipe, the bottom face center fixedly connected with spacing card axle of department of water storage casing, the user can be connected with outside inlet tube and outlet pipe respectively through two sets of mounting flanges earlier with the device, and when carrying out work, this outside inlet tube is located the device top, and the outlet pipe is located the device bottom, and the flue gas that contains a large amount of heat energy is discharged or secondary treatment by the bottom displacement of device to the device top.
Specifically, the heat exchange mechanism comprises a water storage disc, heat exchange tubes, four groups of fan blades, a fixed tube and an air guide groove, the four groups of fan blades are arranged, the outer end surfaces of the four groups of the water storage discs which are arranged in an annular shape are symmetrically and fixedly connected with water storage discs, the inner end surfaces of the water storage discs are uniformly and equidistantly communicated with heat exchange tubes which are arranged in a radioactive manner, the outer end surface of the water storage disc is uniformly provided with air guide grooves at equal intervals, a fixed pipe is fixedly connected at the center of the outer end surface of the water storage disc, when the heat exchange of the flue gas is carried out, the guide vanes are arranged spirally, so when the high-speed flue gas rushes into the collecting pipe, the kinetic energy of the flue gas can directly drive the guide vanes to rotate in the collecting pipe and drive the heat exchange pipe to rotate at the same time, the spiral heat exchange tube can contact with high-temperature flue gas to the maximum extent while rotating, and further improves the efficiency of exchanging with the heat energy in the flue gas to the maximum extent.
Specifically, the interior terminal surface of water storage casing is the cavity setting, just connect the inside cavity department through connection of water pipe and water storage casing, spacing calorie of axle is just right with connecting the water pipe mutually, just spacing calorie of axle with the inside cavity department through connection of water storage casing mutually, the interior terminal surface of water storage casing is the cavity setting, can make things convenient for follow-up water source after the heat exchange to carry out quick collection and transport, has improved the efficiency of carrying, and spacing calorie of axle can rotate sealed joint with fixed pipe simultaneously to drive to carry on spacingly when rotating heat exchange mechanism at high-speed flue gas, and also can continue the transport of water source when spacing.
Specifically, spacing rotary trough and water storage plate looks adaptation, just heat transfer mechanism passes through spacing rotary trough and water storage plate looks adaptation and then rotates the joint at the interior terminal surface of collecting pipe, fixed pipe and spacing calorie of axle carry out sealed rotation joint, and convenient follow-up rotation for heat transfer mechanism provides sufficient spacing space.
The heat exchange tube and the air guide blade are both in spiral arrangement, the heat exchange tube is completely communicated with the air guide blade, the outermost part of the air guide blade is not in contact with the inner wall of the mounting groove, the heat exchange tube is communicated with the water storage tray, the air guide groove is not overlapped with the positioning position of the heat exchange tube on the upper end face of the water storage tray, a through opening of the air guide groove is not overlapped with the hinged position of the heat exchange tube and the water storage tray, and the water leakage phenomenon can be prevented.
Specifically, positioning slot is conical setting, just positioning slot's surface agrees with fixed connection mutually with the water storage casing, and conical setting can effectively improve the kinetic energy of flue gas when handling, has conveniently improved the follow-up efficiency of carrying out the heat energy exchange.
Specifically, the inner end face of the heat-preservation condensed water sucking cover plate is arranged in a hollow mode, and a heat-insulation plate is filled and fixed on the inner end face of the heat-preservation condensed water sucking cover plate, so that heat energy in subsequent smoke can be prevented from being dissipated.
The invention has the beneficial effects that:
1. when the heat exchange device exchanges heat with heat energy in high-energy flue gas, the guide vanes are arranged spirally and can rotate in the collecting pipe under the drive of the high-speed flue gas, and the spiral heat exchange pipe can rotate together under the high-speed rotation of the guide vanes, so that the contact area between the heat exchange pipe and the high-energy flue gas is increased to the maximum extent, and the heat exchange efficiency between the heat exchange pipe and the flue gas is increased.
2. According to the invention, the connecting hole and the positioning clamping groove are arranged, the connecting hole is conical, so that when a large amount of flue gas is gathered, the volume of the flue gas can be compressed from large to small, and then the connecting hole can perform secondary compression on the flue gas, so that the discharge speed of the flue gas is effectively improved, sufficient kinetic energy is provided for subsequent flue gas heat exchange, and the heat exchange efficiency of the flue gas is further improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is an exploded view of a body of the present invention;
FIG. 2 is an assembled view of the body of the present invention;
FIG. 3 is a front view of the body of the present invention;
FIG. 4 is a cross-sectional view of the present invention taken along the front view A-A of the body;
FIG. 5 is a schematic view of the structure of the guiding mechanism of the present invention;
FIG. 6 is a side view of the guide mechanism of the present invention;
FIG. 7 is a schematic view of the positioning mechanism of the present invention;
fig. 8 is a schematic structural diagram of the heat exchange mechanism of the present invention.
In the figure: 1-heat preservation and water drawing condensation cover plate, 2-guide mechanism, 3-positioning mechanism, 4-heat exchange mechanism, 201-connecting plate, 202-connecting hole, 203-fixing flange, 204-connecting water pipe, 205-water storage shell, 206-limiting clamping shaft, 301-mounting groove, 302-mounting clamping plate, 303-positioning clamping groove, 304-limiting rotary groove, 305-collecting pipe, 401-water storage disc, 402-heat exchange pipe, 403-fan blade, 404-fixing pipe and 405-air guide groove.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in figures 1-8, the multi-group utilization system for the coke oven waste heat comprises a heat-preservation condensed water sucking cover plate 1, a guide mechanism 2, a positioning mechanism 3 and a heat exchange mechanism 4,
the inner end face of the heat preservation condensed water sucking cover plate 1 is fixedly connected with a positioning mechanism 3 for supporting, a heat exchange mechanism 4 is rotationally clamped at the center of the inner end face of the positioning mechanism 3, the outer end face of the positioning mechanism 3 is symmetrically and fixedly connected with a guide mechanism 2, the guide mechanism 2 and the heat exchange mechanism 4 are hermetically and rotationally clamped,
Specifically, the guide mechanism 2 comprises a connecting plate 201, a connecting hole 202, a fixing flange 203, a connecting water pipe 204, a water storage shell 205 and a limiting clamp shaft 206, the bottom end face of the connecting plate 201 is fixedly connected with the water storage shell 205, and the outer end faces of the connecting plate 201 and the water storage shell 205 are uniformly provided with connecting holes 202 at equal intervals, the center of the upper end face of the connecting plate 201 is fixedly connected with a connecting water pipe 204, and the center of the upper end surface of the connecting water pipe 204 is fixedly connected with a fixed flange 203, the center of the bottom end surface of the water storage shell 205 is fixedly connected with a limit clamping shaft 206, a user can firstly connect the device with an external water inlet pipe and an external water outlet pipe through two groups of fixed flanges 203 respectively, when in work, the external water inlet pipe is positioned at the top of the device, the water outlet pipe is positioned at the bottom of the device, and the flue gas containing a large amount of heat energy is displaced from the bottom of the device to the top of the device to be discharged or subjected to secondary treatment.
Specifically, the heat exchange mechanism 4 includes a water storage tray 401, heat exchange tubes 402, air guide vanes 403, fixed tubes 404 and air guide grooves 405, the air guide vanes 403 are provided with four groups, the outer end faces of the four groups of water storage trays 401 arranged in an annular shape are symmetrically and fixedly connected with the water storage trays 401, the inner end faces of the water storage trays 401 are uniformly and equidistantly communicated with the heat exchange tubes 402 arranged in a radiation shape, the outer end faces of the water storage trays 401 are uniformly and equidistantly provided with the air guide grooves 405, the fixed tubes 404 are fixedly connected at the centers of the outer end faces of the water storage trays 401, the air guide vanes 403 are arranged in a spiral shape during heat exchange of flue gas, so when high-speed flue gas rushes into the collecting tube 305, the kinetic energy of the flue gas can directly drive the air guide vanes 403 to rotate in the collecting tube 305 and simultaneously drive the heat exchange tubes 402 to rotate, and the spiral heat exchange tubes 402 can maximally contact with the high, and then furthest's improvement carry out the efficiency of exchanging with the inside heat energy of flue gas.
Specifically, the inner end face of the water storage shell 205 is arranged in a hollow mode, the connecting water pipe 204 is in through connection with the hollow position inside the water storage shell 205, the limiting clamping shaft 206 is opposite to the connecting water pipe 204, the limiting clamping shaft 206 is in through connection with the hollow position inside the water storage shell 205, the inner end face of the water storage shell 205 is arranged in a hollow mode, rapid collection and conveying of a water source after heat exchange can be conveniently conducted subsequently, conveying efficiency is improved, meanwhile, the limiting clamping shaft 206 can be in rotary sealing clamping connection with the fixing pipe 404, therefore, the heat exchange mechanism 4 is limited when the high-speed smoke drives to rotate, and conveying of the water source can be continued when the limiting is conducted.
Specifically, the limiting rotary groove 304 is matched with the water storage tray 401. And the heat exchange mechanism 4 is matched with the water storage tray 401 through the limiting rotary groove 304 and then is rotatably clamped on the inner end surface of the collecting pipe 305, the fixed pipe 404 and the limiting clamping shaft 206 are in sealed rotating clamping connection, and sufficient limiting space is conveniently provided for the rotation of the heat exchange mechanism 4 subsequently.
Specifically, the heat exchange tube 402 and the wind guide blade 403 are both arranged in a spiral shape, the heat exchange tube 402 completely penetrates through the wind guide blade 403, the outermost part of the wind guide blade 403 is not in contact with the inner wall of the mounting groove 301, the heat exchange tube 402 is communicated with the water storage tray 401, the air guide groove 405 and the heat exchange tube 402 are not overlapped at the positioning position of the upper end surface of the water storage tray 401, the through opening of the air guide groove 405 is not overlapped with the hinged position of the heat exchange tube 402 and the water storage tray 401, and the water leakage phenomenon can be prevented.
Specifically, positioning groove 303 is conical setting, and positioning groove 303's surface agrees with fixed connection with water storage shell 205 mutually, and conical setting can effectively improve the kinetic energy of flue gas when handling, has conveniently improved the follow-up efficiency of carrying out the heat energy exchange.
Specifically, the inner end face of the heat-preservation condensed water sucking cover plate 1 is arranged in a hollow mode, and a heat-insulating plate is filled and fixed on the inner end face of the heat-preservation condensed water sucking cover plate 1, so that heat energy in subsequent smoke can be prevented from being dissipated.
When in use, as shown in fig. 1, 2 and 4, a user can firstly connect the device with an external water inlet pipe and an external water outlet pipe through two groups of fixing flanges 203 respectively, when in work, the external water inlet pipe is positioned at the top of the device, the water outlet pipe is positioned at the bottom of the device, and the smoke containing a large amount of heat energy is displaced from the bottom of the device to the top of the device for emission or secondary treatment,
when smoke is guided in, as shown in fig. 4, 5 and 7, a user can butt the mounting clamping plate 302 with an external smoke discharge pipeline, when smoke is discharged, because the positioning clamping groove 303 is arranged in a conical shape, when a large amount of smoke is displaced towards the inside, the smoke is compressed, and the compressed smoke is compressed through the plurality of groups of connecting holes 202 for the second time, so that when high-energy smoke enters the inside of the collecting pipe 305, the high-energy smoke can be displaced towards the front inside the collecting pipe 305, and the connecting water pipe 204 positioned at the upper part can inject cooling water, the cooling water from top to bottom and the high-energy smoke from bottom to top are in opposite flushing, thereby the heat energy in the smoke can be rapidly exchanged, and the exchange efficiency is improved,
as shown in fig. 4 and 8, when heat exchange is performed on flue gas, the air guide blades 403 are arranged in a spiral shape, so that when high-speed flue gas rushes into the collecting pipe 305, kinetic energy of the flue gas can directly drive the air guide blades 403 to rotate inside the collecting pipe 305, and simultaneously drive the heat exchange pipe 402 to rotate, the spiral heat exchange pipe 402 can contact with high-temperature flue gas to the maximum extent while rotating, and further, the efficiency of exchanging heat energy with the inside of the flue gas is improved to the maximum extent.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. A coke oven waste heat multi-group utilization system is characterized in that: comprises a heat-preservation condensed water sucking cover plate (1), a guide mechanism (2), a positioning mechanism (3) and a heat exchange mechanism (4);
the inner end face of the heat-preservation condensed water sucking cover plate (1) is fixedly connected with a positioning mechanism (3) for supporting, a heat exchange mechanism (4) is rotatably clamped at the center of the inner end face of the positioning mechanism (3), the outer end face of the positioning mechanism (3) is symmetrically and fixedly connected with a guide mechanism (2), and the guide mechanism (2) and the heat exchange mechanism (4) are in sealed rotating clamping connection;
positioning mechanism (3) include mounting groove (301), installation cardboard (302), positioning channel groove (303), spacing rotary trough (304) and collecting pipe (305), the outer terminal surface symmetry fixedly connected with positioning channel groove (303) of collecting pipe (305), and be located the outer terminal surface fixedly connected with installation cardboard (302) of positioning channel groove (303), mounting groove (301) have been seted up to the inner terminal surface of collecting pipe (305), and are located the inner terminal surface of mounting groove (301) is close to end department symmetry and has seted up spacing rotary trough (304).
2. The coke oven waste heat multi-group utilization system of claim 1, wherein: guiding mechanism (2) are including connecting plate (201), connecting hole (202), mounting flange (203), connecting water pipe (204), water storage casing (205) and spacing card axle (206), the bottom face fixedly connected with water storage casing (205) of connecting plate (201), and be located connecting hole (202) have been seted up to the even equidistance of outer terminal surface of connecting plate (201) and water storage casing (205), the up end center department fixedly connected with of connecting plate (201) connects water pipe (204), and is located fixedly connected with mounting flange (203) is located at the up end center of connecting water pipe (204), the bottom face center department fixedly connected with of water storage casing (205) is spacing card axle (206).
3. The coke oven waste heat multi-group utilization system of claim 2, wherein: heat exchange mechanism (4) are including water storage dish (401), heat exchange tube (402), wind deflector (403), fixed pipe (404) and air guide groove (405), wind deflector (403) are equipped with four groups altogether, and four groups are the annular setting the outer terminal surface symmetry fixedly connected with water storage dish (401) of water storage dish (401), the even equidistance of interior terminal surface of water storage dish (401) link up fixedly connected with and is heat exchange tube (402) that the radioactivity set up, air guide groove (405) have been seted up to the even equidistance of outer terminal surface of water storage dish (401), and are located the outer terminal surface center department fixedly connected with of water storage dish (401) is fixed pipe (404).
4. The coke oven waste heat multi-group utilization system of claim 3, wherein: the inner end face of the water storage shell (205) is arranged in a hollow mode, the connecting water pipe (204) is communicated with the hollow position inside the water storage shell (205), the limiting clamp shaft (206) is opposite to the connecting water pipe (204), and the limiting clamp shaft (206) is communicated with the hollow position inside the water storage shell (205).
5. The coke oven waste heat multi-group utilization system of claim 3, wherein: spacing rotating groove (304) and water storage dish (401) looks adaptation, just heat transfer mechanism (4) are through spacing rotating groove (304) and water storage dish (401) looks adaptation and then rotate the joint at the inner terminal surface of collecting pipe (305), fixed pipe (404) and spacing calorie of axle (206) carry out sealed rotation joint.
6. The coke oven waste heat multi-group utilization system of claim 5, wherein: the heat exchange tube (402) and the fan guide blade (403) are both arranged spirally, the heat exchange tube (402) is completely communicated with the fan guide blade (403), the outermost part of the fan guide blade (403) is not in contact with the inner wall of the mounting groove (301), the heat exchange tube (402) is communicated with the water storage tray (401), and the air guide groove (405) and the positioning position of the heat exchange tube (402) on the upper end face of the water storage tray (401) are not overlapped.
7. The coke oven waste heat multi-group utilization system of claim 6, wherein: the positioning clamping groove (303) is arranged in a conical shape, and the outer surface of the positioning clamping groove (303) is matched and fixedly connected with the water storage shell (205).
8. The coke oven waste heat multi-group utilization system of claim 3, wherein: the inner end face of the heat-preservation condensed water sucking cover plate (1) is arranged in a hollow mode, and a heat insulation plate is fixedly filled in the inner end face of the heat-preservation condensed water sucking cover plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010872979.7A CN112033194A (en) | 2020-08-26 | 2020-08-26 | Coke oven waste heat multi-group utilization system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010872979.7A CN112033194A (en) | 2020-08-26 | 2020-08-26 | Coke oven waste heat multi-group utilization system |
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| CN112033194A true CN112033194A (en) | 2020-12-04 |
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| CN202010872979.7A Pending CN112033194A (en) | 2020-08-26 | 2020-08-26 | Coke oven waste heat multi-group utilization system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113418412A (en) * | 2021-08-24 | 2021-09-21 | 胜利油田胜机石油装备有限公司 | Condensation heat exchange device of steam injection boiler |
| CN114659393A (en) * | 2022-03-23 | 2022-06-24 | 江苏庆峰工程集团有限公司 | Heat exchange system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113418412A (en) * | 2021-08-24 | 2021-09-21 | 胜利油田胜机石油装备有限公司 | Condensation heat exchange device of steam injection boiler |
| CN113418412B (en) * | 2021-08-24 | 2021-11-02 | 胜利油田胜机石油装备有限公司 | Condensation heat exchange device of steam injection boiler |
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| CN114659393B (en) * | 2022-03-23 | 2023-07-18 | 江苏庆峰工程集团有限公司 | Heat exchange system |
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