CN213713110U - Heat recycling device of heat regenerative system of cogeneration unit - Google Patents
Heat recycling device of heat regenerative system of cogeneration unit Download PDFInfo
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- CN213713110U CN213713110U CN202022048958.1U CN202022048958U CN213713110U CN 213713110 U CN213713110 U CN 213713110U CN 202022048958 U CN202022048958 U CN 202022048958U CN 213713110 U CN213713110 U CN 213713110U
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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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y02E20/30—Technologies for a more efficient combustion or heat usage
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Abstract
The utility model belongs to the technical field of heat point joint heat recovery, in particular to a heat recovery utilization device of a heat recovery system of a cogeneration unit, aiming at the problems that the existing cogeneration unit mainly produces work and electricity by pushing boiler steam, high heat exists in the smoke discharged by a boiler, and an effective waste heat recovery means is lacked, the utility model provides a proposal which comprises a boiler, two foot supports are fixedly connected at the bottom of the boiler, the bottom of the two foot supports is fixedly connected with a same bottom plate, a combustion chamber is arranged in the boiler, one end of a smoke exhaust pipe is fixedly connected on the inner wall of one side of the combustion chamber, a water tank is fixedly connected at the top of the boiler, the smoke exhaust pipe is fixedly connected on the inner wall of the water tank in an S-shaped arrangement manner, the utility model winds the smoke exhaust pipe on the inner wall of the water tank, preheats the water in the water tank by the waste heat in the smoke, and rotates a first, the water temperature can be uniformly mixed, and the heat quantity evaporated and absorbed in the boiler can be reduced.
Description
Technical Field
The utility model relates to a combined heat and power generation heat recovery technical field especially relates to a heat recovery utilizes device of combined heat and power generation unit backheat system.
Background
Cogeneration, also known as cogeneration. The heat and power cogeneration can greatly improve the heat efficiency of the thermal power plant. Because of the conventional condensing unit, the steam discharge loss of the steam turbine is large. The heat recovery system of the cogeneration unit outputs a part or all of the steam to a heat consumer after applying work through a steam turbine by some methods, so that the exhaust loss is reduced.
The existing cogeneration unit mainly uses boiler steam to drive work and generate electricity, and high heat exists in flue gas discharged by a boiler, so that an effective waste heat recovery means is lacked.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the current combined heat and power generation unit and mainly promoting the doing work through boiler steam and producing electricity, there is the high heat in the flue gas that the boiler discharged, lacks the shortcoming of effectual waste heat recovery means, and the combined heat and power generation unit backheat system's that provides heat recovery utilizes the device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
heat recovery and utilization device of combined heat and power units backheating system, comprising a boiler, two heel braces of bottom fixedly connected with of boiler, the same bottom plate of bottom fixedly connected with of two heel braces, the burning chamber has been seted up in the boiler, fixedly connected with discharges fume the one end of pipe on the inner wall of one side of burning chamber, the top fixedly connected with water tank of boiler, it arranges fixed connection on the inner wall of water tank to discharge fume the pipe to be the S type, the other end of discharging fume the pipe extends to the outer and fixedly connected with three way catalyst converter of water tank, one side fixedly connected with motor of water tank, the one end of the first roller bearing of fixedly connected with on the output shaft of motor, the other end of first roller bearing extends to the water tank in and rotates and connects on one side inner wall of water tank, fixed cover.
Preferably, a first bevel gear is fixedly sleeved on the first rolling shaft, a second bevel gear is meshed with the first bevel gear, and one end of the second rolling shaft is fixedly connected to the top of the second bevel gear.
Preferably, the top of the water tank is fixedly connected with a water pump, the other end of the second rolling shaft extends into the water pump and is fixedly connected with a third bevel gear, the third bevel gear is meshed with a fourth bevel gear, the fourth bevel gear is fixedly sleeved with a third rolling shaft, and the fourth bevel gear is fixedly sleeved with a suction impeller.
Preferably, a water inlet is formed in the inner wall of one side of the water pump, one end of a water inlet pipe is fixedly connected to the inner wall of the other side of the water pump, and the other end of the water inlet pipe is fixedly connected to the water tank.
Preferably, a cooling cavity is formed in the boiler, a steam pipe is fixedly connected to the inner wall of one side of the cooling cavity, one end of a water supply pipe is fixedly connected to the inner wall of one side of the water tank, an electromagnetic valve is fixedly arranged on the water supply pipe, and the other end of the water supply pipe is fixedly connected to the inside of the cooling cavity.
Compared with the prior art, the utility model has the advantages of:
1. according to the scheme, the smoke exhaust pipe is wound on the inner wall of the water tank, water in the water tank is preheated through waste heat in smoke, and the first rolling shaft and the stirring impeller are rotated through the motor, so that the water temperature can be uniformly mixed, and heat absorbed by evaporation in a boiler can be reduced;
2. this scheme can rotate second bevel gear and second roller bearing through first bevel gear on the first roller bearing, and fourth bevel gear and third roller bearing can be rotated to third bevel gear on the second roller bearing, and then can rotate the suction impeller, conveniently with water pump send to the water tank in.
Drawings
Fig. 1 is a schematic structural diagram of a side view section of a heat recovery and utilization device of a regenerative system of a cogeneration unit;
fig. 2 is a schematic structural view of a portion a in fig. 1 of a heat recovery and utilization device of a regenerative system of a cogeneration unit according to the present invention;
fig. 3 is a schematic structural diagram of a portion B in fig. 1 of a heat recovery and utilization device of a regenerative system of a cogeneration unit.
In the figure: the device comprises a boiler 1, a foot support 2, a bottom plate 3, a combustion chamber 4, a smoke exhaust pipe 5, a water tank 6, a three-way catalyst 7, a motor 8, a first roller 9, a stirring impeller 10, a first bevel gear 11, a second bevel gear 12, a second roller 13, a water pump 14, a third bevel gear 15, a fourth bevel gear 16, a third roller 17, a suction impeller 18, a water inlet 19, a water inlet pipe 20, a cooling chamber 21, a steam pipe 22, a water feeding pipe 23 and an electromagnetic valve 24.
Detailed Description
The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.
Example one
Referring to fig. 1-3, the heat recycling device of the regenerative system of the cogeneration unit comprises a boiler 1, two supports 2 are fixedly connected to the bottom of the boiler 1, the bottom of the two supports 2 is fixedly connected with a same bottom plate 3, a combustion chamber 4 is arranged in the boiler 1, one end of a smoke exhaust pipe 5 is fixedly connected to the inner wall of one side of the combustion chamber 4, a water tank 6 is fixedly connected to the top of the boiler 1, the smoke exhaust pipes 5 are fixedly connected to the inner wall of the water tank 6 in an S-shaped arrangement, the other end of the smoke exhaust pipe 5 extends out of the water tank 6 and is fixedly connected with a three-way catalyst 7, one side of the water tank 6 is fixedly connected with a motor 8, one end of a first roller 9 is fixedly connected to an output shaft of the motor 8, the other end of the first roller 9 extends into the water tank 6 and is rotatably connected to the inner wall of one side of, by providing the stirring impeller 10, the water temperature in the water tank 6 can be uniformly mixed.
In this embodiment, a first bevel gear 11 is fixedly sleeved on the first roller 9, a second bevel gear 12 is engaged with the first bevel gear 11, one end of a second roller 13 is fixedly connected to the top of the second bevel gear 12, and the second roller 13 can be rotated by the first roller 9 by the arrangement of the first bevel gear 11 and the second bevel gear 12.
In this embodiment, a water pump 14 is fixedly connected to the top of the water tank 6, the other end of the second roller 13 extends into the water pump 14 and is fixedly connected with a third bevel gear 15, a fourth bevel gear 16 is engaged with the third bevel gear 15, a third roller 17 is fixedly sleeved on the fourth bevel gear 16, a suction impeller 18 is fixedly sleeved on the fourth bevel gear 16, and the third roller 17 can be rotated by the second roller 13 by arranging the third bevel gear 15 and the fourth bevel gear 16.
In this embodiment, seted up water inlet 19 on one side inner wall of water pump 14, fixedly connected with inlet tube 20's one end on the opposite side inner wall of water pump 14, inlet tube 20's other end fixed connection is in water tank 6, through setting up inlet tube 20, can pump the water in the water pump 14 to the water tank 6 in.
In this embodiment, a cooling chamber 21 is formed in the boiler 1, a steam pipe 22 is fixedly connected to an inner wall of one side of the cooling chamber 21, one end of a water supply pipe 23 is fixedly connected to an inner wall of one side of the water tank 6, an electromagnetic valve 24 is fixedly arranged on the water supply pipe 23, the other end of the water supply pipe 23 is fixedly connected to the inside of the cooling chamber 21, and water in the water tank 6 can be conveyed to the inside of the cooling chamber 21 by the arrangement of the water supply pipe 23.
Example two
Referring to fig. 1-3, the heat recycling device of the regenerative system of the cogeneration unit comprises a boiler 1, two supports 2 are fixedly welded at the bottom of the boiler 1, the bottom of the two supports 2 is fixedly welded with a bottom plate 3, a combustion chamber 4 is arranged in the boiler 1, one end of a smoke exhaust pipe 5 is fixedly welded on the inner wall of one side of the combustion chamber 4, a water tank 6 is fixedly welded at the top of the boiler 1, the smoke exhaust pipes 5 are arranged and fixedly welded on the inner wall of the water tank 6 in an S-shaped manner, the other end of the smoke exhaust pipe 5 extends out of the water tank 6 and is fixedly welded with a three-way catalyst 7, one side of the water tank 6 is fixedly connected with a motor 8 through screws, one end of a first roller 9 is fixedly welded on an output shaft of the motor 8, the other end of the first roller 9 extends into the water tank 6 and is rotatably connected on the inner wall of one side, by providing the stirring impeller 10, the water temperature in the water tank 6 can be uniformly mixed.
In this embodiment, a first bevel gear 11 is fixedly sleeved on the first roller 9, a second bevel gear 12 is engaged with the first bevel gear 11, one end of a second roller 13 is fixedly welded to the top of the second bevel gear 12, and the second roller 13 can be rotated by the first roller 9 by the first bevel gear 11 and the second bevel gear 12.
In this embodiment, a water pump 14 is fixedly welded to the top of the water tank 6, the other end of the second roller 13 extends into the water pump 14 and is fixedly welded with a third bevel gear 15, a fourth bevel gear 16 is arranged on the third bevel gear 15 in a meshed manner, a third roller 17 is fixedly sleeved on the fourth bevel gear 16, a suction impeller 18 is fixedly sleeved on the fourth bevel gear 16, and the third roller 17 can be rotated by the second roller 13 by arranging the third bevel gear 15 and the fourth bevel gear 16.
In this embodiment, water inlet 19 has been seted up on one side inner wall of water pump 14, and fixed welding has the one end of inlet tube 20 on the opposite side inner wall of water pump 14, and the other end of inlet tube 20 is fixed the welding in water tank 6, through setting up inlet tube 20, can pump the water in the water pump 14 to the water tank 6 in.
In this embodiment, a cooling chamber 21 is formed in the boiler 1, a steam pipe 22 is fixedly welded on an inner wall of one side of the cooling chamber 21, one end of a water supply pipe 23 is fixedly welded on an inner wall of one side of the water tank 6, an electromagnetic valve 24 is fixedly arranged on the water supply pipe 23, the other end of the water supply pipe 23 is fixedly welded in the cooling chamber 21, and water in the water tank 6 can be conveyed to the cooling chamber 21 by the arrangement of the water supply pipe 23.
In this embodiment, to discharge fume 5 winding on the inner wall of water tank 6, water in the water tank 6 is preheated through the waste heat in the flue gas, and rotate first roller bearing 9 and impeller 10 through motor 8, can make the water temperature misce bene, can reduce the heat of evaporation absorption in boiler 1, the heat in the flue gas can be absorbed through the water in the water tank 6, carry out heat recovery and utilize, can carry out catalytic filtration to the flue gas through three way catalyst converter 7 simultaneously, when motor 8 rotates first roller bearing 9, first bevel gear 11 on the first roller bearing 9 can rotate second bevel gear 12 and second roller bearing 13, third bevel gear 15 on the second roller bearing 13 can rotate fourth bevel gear 16 and third roller bearing 17, and then can rotate suction impeller 18, conveniently pump water to the water tank 6 in, and convenient to use.
The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.
Claims (5)
1. The heat recycling device of the regenerative system of the cogeneration unit comprises a boiler (1) and is characterized in that two supports (2) are fixedly connected to the bottom of the boiler (1), the bottom of the two supports (2) is fixedly connected with the same bottom plate (3), a combustion chamber (4) is formed in the boiler (1), one end of a smoke exhaust pipe (5) is fixedly connected to the inner wall of one side of the combustion chamber (4), a water tank (6) is fixedly connected to the top of the boiler (1), the smoke exhaust pipe (5) is arranged and fixedly connected to the inner wall of the water tank (6) in an S-shaped manner, the other end of the smoke exhaust pipe (5) extends out of the water tank (6) and is fixedly connected with a three-way catalyst (7), a motor (8) is fixedly connected to one side of the water tank (6), one end of a first rolling shaft (9) is fixedly connected to the output shaft of the motor (8), the other end of the first rolling shaft (9) extends into the water tank (6) and is, the first roller (9) is fixedly sleeved with a plurality of stirring impellers (10).
2. The heat recycling device of the regenerative system of the cogeneration unit according to claim 1, wherein the first roller (9) is fixedly sleeved with a first bevel gear (11), the first bevel gear (11) is engaged with a second bevel gear (12), and the top of the second bevel gear (12) is fixedly connected with one end of a second roller (13).
3. The heat recycling device of the regenerative system of the cogeneration unit according to claim 1, wherein a water pump (14) is fixedly connected to the top of the water tank (6), the other end of the second roller (13) extends into the water pump (14) and is fixedly connected with a third bevel gear (15), a fourth bevel gear (16) is engaged with the third bevel gear (15), a third roller (17) is fixedly sleeved on the fourth bevel gear (16), and a suction impeller (18) is fixedly sleeved on the fourth bevel gear (16).
4. The heat recovery and utilization device of the regenerative system of the cogeneration unit according to claim 3, wherein a water inlet (19) is formed in an inner wall of one side of the water pump (14), one end of a water inlet pipe (20) is fixedly connected to an inner wall of the other side of the water pump (14), and the other end of the water inlet pipe (20) is fixedly connected to the inside of the water tank (6).
5. The heat recovery and utilization device of the regenerative system of the cogeneration unit according to claim 1, wherein a cooling chamber (21) is formed in the boiler (1), a steam pipe (22) is fixedly connected to an inner wall of one side of the cooling chamber (21), one end of a water supply pipe (23) is fixedly connected to an inner wall of one side of the water tank (6), an electromagnetic valve (24) is fixedly arranged on the water supply pipe (23), and the other end of the water supply pipe (23) is fixedly connected to the inside of the cooling chamber (21).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022048958.1U CN213713110U (en) | 2020-09-18 | 2020-09-18 | Heat recycling device of heat regenerative system of cogeneration unit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022048958.1U CN213713110U (en) | 2020-09-18 | 2020-09-18 | Heat recycling device of heat regenerative system of cogeneration unit |
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| CN213713110U true CN213713110U (en) | 2021-07-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113654017A (en) * | 2021-08-23 | 2021-11-16 | 汕头中圣科营热电有限公司 | Waste heat recovery device and waste heat recovery method for desalination, deoxygenation and water heat absorption boiler |
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2020
- 2020-09-18 CN CN202022048958.1U patent/CN213713110U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113654017A (en) * | 2021-08-23 | 2021-11-16 | 汕头中圣科营热电有限公司 | Waste heat recovery device and waste heat recovery method for desalination, deoxygenation and water heat absorption boiler |
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