CN216077285U - A waste heat recovery mechanism for biogas generator sets - Google Patents
A waste heat recovery mechanism for biogas generator sets Download PDFInfo
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- CN216077285U CN216077285U CN202122262633.8U CN202122262633U CN216077285U CN 216077285 U CN216077285 U CN 216077285U CN 202122262633 U CN202122262633 U CN 202122262633U CN 216077285 U CN216077285 U CN 216077285U
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- waste heat
- heat preservation
- heat
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- 238000011084 recovery Methods 0.000 title claims abstract description 140
- 230000007246 mechanism Effects 0.000 title claims abstract description 32
- 239000002918 waste heat Substances 0.000 title claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 70
- 238000004321 preservation Methods 0.000 claims abstract description 45
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000003546 flue gas Substances 0.000 claims abstract description 33
- 238000003860 storage Methods 0.000 claims description 16
- 238000004064 recycling Methods 0.000 claims description 15
- 230000001939 inductive effect Effects 0.000 claims description 10
- 229920000742 Cotton Polymers 0.000 claims description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 6
- 230000008901 benefit Effects 0.000 abstract description 2
- 239000000779 smoke Substances 0.000 description 6
- 238000003287 bathing Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Treating Waste Gases (AREA)
Abstract
The utility model discloses a waste heat recovery mechanism for a biogas generator set, which comprises a generator set and a flue gas discharge pipe positioned on the generator set, wherein a first flange plate is arranged at the top end of the flue gas discharge pipe, a recovery device is arranged on the first flange plate and comprises a first recovery pipe fixedly connected with the first flange plate, a recovery cavity for collecting waste heat is arranged in the first recovery pipe, one side of the outer wall of the first recovery pipe is fixedly connected with a water inlet pipe which is mutually penetrated with the recovery cavity, one end, far away from the water inlet pipe, of the outer wall of the first recovery pipe is provided with a water outlet pipe which is mutually penetrated with the recovery cavity, one sides, far away from the recovery pipe, of the water outlet pipe and the water inlet pipe are provided with a recovery box, a secondary recovery device is arranged between the recovery box and the first recovery pipe, the secondary recovery device comprises a heat preservation shell, and a second recovery pipe for secondarily collecting waste heat is arranged in the heat preservation shell. The utility model has the advantage of fully utilizing the heat of the flue gas, and solves the problems that the existing waste heat recovery mechanism has low utilization rate of the heat of the flue gas and cannot fully utilize the heat of the flue gas.
Description
Technical Field
The utility model relates to the technical field of biogas power generation, in particular to a waste heat recovery mechanism for a biogas generator set.
Background
At present, a biogas generator set is greatly applied, then, biogas generation needs to be carried out under the conditions of certain temperature, humidity, pH value and anaerobic condition and the fermentation and decomposition effects of various microorganisms, so that certain requirements on temperature exist, and a biogas tank needs to be heated at low external temperature, particularly in winter. Then, on the other hand, only about 35% of the energy produced by biogas is converted into electrical energy. About 30% of the other waste heat recovery mechanisms are discharged along with the flue gas, 25% of the waste heat recovery mechanisms are taken away by engine cooling water, the utilization rate of the heat of the flue gas is low, and the heat of the flue gas cannot be fully utilized, so that the improvement is made, and the waste heat recovery mechanism for the biogas generator set is provided.
Disclosure of Invention
The utility model aims to provide a waste heat recovery mechanism for a biogas generator set, which has the advantage of fully utilizing the heat of flue gas and solves the problems that the existing waste heat recovery mechanism has low utilization rate of the heat of flue gas and cannot fully utilize the heat of flue gas.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a waste heat recovery mechanism for marsh gas generating set, includes generating set and the flue gas discharge pipe that is located the generating set, its characterized in that: the flue gas delivery pipe top is provided with ring flange one, be provided with recovery unit on the ring flange one, recovery unit includes the recovery tube one with a ring flange fixed connection, be provided with the recovery chamber that is used for collecting the waste heat in the recovery tube one, the inlet tube that a recovery tube outer wall one side fixedly connected with and recovery chamber run through each other, inlet tube one end is kept away from to a recovery tube outer wall is provided with the outlet pipe that link up each other with the recovery chamber, the recovery tube one side is kept away from to outlet pipe and inlet tube and is provided with the collection box, be provided with secondary recovery unit between collection box and the recovery tube one, secondary recovery unit includes the heat preservation shell, be provided with the recovery tube two that the waste heat was collected to the secondary in the heat preservation shell.
Preferably, a flange plate II is arranged at the bottom end of the first recovery pipe, the first recovery pipe and the flue gas discharge pipe are fixedly connected through the flange plate I and the flange plate II, and the recovery cavity is spirally distributed in the first recovery pipe.
Preferably, a water storage tank is arranged in the recycling tank, a water delivery pipe is arranged on one side of the outer wall of the water storage tank, the water delivery pipe penetrates through the outer wall of the recycling tank and extends inwards to be fixedly connected with the water storage tank, a water pump is arranged in the recycling tank, the input end of the water pump is communicated with the water storage tank, and the output end of the water pump is fixedly connected with the input end of a water inlet pipe and the input end of a recycling pipe II respectively.
Preferably, the upper surface of the heat preservation shell is provided with an opening closely attached to the recovery pipe, a heat preservation cavity is arranged in the heat preservation shell, the inner wall of the heat preservation cavity is provided with heat preservation cotton, and the recovery pipe is located in the heat preservation cavity and spirally coiled on the outer wall of the recovery pipe.
Preferably, the outer side of the water outlet pipe is sleeved with a heat insulation pipe, a hollow heat insulation layer is arranged in the heat insulation pipe, the output ends of the water outlet pipe and the recovery pipe are respectively and fixedly connected with a first conveying pipe and a second conveying pipe, and the first conveying pipe and the second conveying pipe are respectively and fixedly connected with an external water supply pipeline.
Preferably, a filter cavity communicated with the smoke discharge pipe is arranged in the first recovery pipe, an air inducing mechanism is arranged in the filter cavity, the air inducing mechanism is a fan, and a filter screen is arranged at the top of the air inducing mechanism.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the recovery cavities are spirally distributed in the first recovery pipe, and when flue gas enters the first recovery pipe through the flue gas discharge pipe, the recovery cavities spirally distributed in the first recovery pipe absorb heat discharged by the flue gas discharge pipe;
2. according to the utility model, the heat preservation cavity and the heat preservation cotton are arranged in the heat preservation shell to carry out heat preservation treatment on the heat on the outer wall of the first recovery pipe, so that heat loss is prevented, and the second recovery pipe is positioned in the heat preservation cavity and spirally coiled on the outer wall of the first recovery pipe, so that the waste heat generated by the first recovery pipe is secondarily absorbed and utilized, and full utilization is realized;
3. according to the utility model, the hollow heat-insulating layer is arranged in the heat-insulating pipe, so that the heat loss in the water outlet pipe can be effectively reduced, meanwhile, the heat generated in the water outlet pipe and the heat generated in the recovery pipe are recycled through the first conveying pipe and the second conveying pipe, the first conveying pipe and the second conveying pipe are arranged to realize classification utilization, water with lower temperature can be used for washing clothes, water with higher temperature is used for heating air equipment and bathing, and the utilization rate of the heat of flue gas can be effectively improved.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of a second recycling pipe according to the present invention;
FIG. 3 is a schematic cross-sectional view of a recycling pipe according to the present invention;
FIG. 4 is a schematic cross-sectional view of the recycling bin of the present invention.
In the figure: 1. a flue gas discharge pipe; 2. a first flange plate; 3. a first recovery pipe; 301. a recovery chamber; 4. a water inlet pipe; 5. a water outlet pipe; 501. a first conveying pipe; 6. a recycling bin; 7. a heat preservation shell; 8. a second recovery pipe; 801. a second conveying pipe; 9. a second flange plate; 10. a water storage tank; 11. a water delivery pipe; 12. a water pump; 13. a heat preservation cavity; 14. heat preservation cotton; 15. a heat preservation pipe; 16. a heat-insulating layer; 17. a filter chamber; 18. a fan; 19. and (4) a filter screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a waste heat recovery mechanism for marsh gas generating set, includes generating set and the flue gas discharge pipe 1 that is located the generating set, its characterized in that: 1 top of flue gas discharge pipe is provided with ring flange one 2, be provided with recovery unit on ring flange one 2, recovery unit includes the recovery tube one 3 with a 2 fixed connection of ring flange, be provided with the recovery chamber 301 that is used for collecting the waste heat in the recovery tube one 3, inlet tube 4 that 3 outer wall one side fixedly connected with of recovery tube one 3 and recovery chamber 301 run through each other, 4 one ends of inlet tube are kept away from to recovery tube one 3 outer walls and are provided with the outlet pipe 5 that link up each other with recovery chamber 301, 3 one sides of recovery tube are kept away from to outlet pipe 5 and inlet tube 4 and are provided with collection box 6, be provided with secondary recovery unit between collection box 6 and the recovery tube one 3, secondary recovery unit includes heat preservation shell 7, be provided with the recovery tube two 8 that the waste heat was collected to the secondary in the heat preservation shell 7.
The bottom end of the first recovery pipe 3 is provided with a second flange 9, the first recovery pipe 3 is fixedly connected with the flue gas discharge pipe 1 through a first flange 2 and a second flange 9, and the recovery cavity 301 is spirally distributed in the first recovery pipe 3.
Be the heliciform through retrieving chamber 301 and distribute in recovery pipe 3, when the flue gas passed through flue gas discharge pipe 1 and gets into recovery pipe 3, be the heat that recovery chamber 301 of heliciform distribution discharged out flue gas discharge pipe 1 in recovery pipe 3 absorbed.
A water storage tank 10 is arranged in the recovery tank 6, a water delivery pipe 11 is arranged on one side of the outer wall of the water storage tank 10, the water delivery pipe 11 penetrates through the outer wall of the recovery tank 6 and extends inwards to be fixedly connected with the water storage tank 10, a water pump 12 is arranged in the recovery tank 6, the input end of the water pump 12 is communicated with the water storage tank 10, and the output end of the water pump 12 is fixedly connected with the input ends of a water inlet pipe 4 and a recovery pipe two 8 respectively.
Carry outside water source to the water storage box 10 in through raceway 11, through the input of water pump 12 output difference fixedly connected with inlet tube 4 and recovery pipe two 8, carry the water in the water storage box 10 to recovery pipe two 8 and inlet tube 4 in through water pump 12.
An opening tightly attached to the first recovery pipe 3 is formed in the upper surface of the heat preservation shell 7, a heat preservation cavity 13 is formed in the heat preservation shell 7, heat preservation cotton 14 is arranged on the inner wall of the heat preservation cavity 13, and the second recovery pipe 8 is located in the heat preservation cavity 13 and spirally wound on the outer wall of the first recovery pipe 3.
Be provided with heat preservation chamber 13 and heat preservation cotton 14 in the heat preservation shell 7 and carry out heat preservation to the heat of recovery pipe 3 outer walls, prevent that the heat from running off, lie in heat preservation chamber 13 and spiral coiling in recovery pipe 3 outer walls through recovery pipe two 8, carry out the secondary absorption utilization to the waste heat of recovery pipe 3 productions, realize make full use of.
The outside cover of outlet pipe 5 has insulating tube 15, sets up hollow heat preservation 16 in the insulating tube 15, and outlet pipe 5 and second 8 output ends of recovery tube are fixedly connected with first conveyer pipe 501 and second conveyer pipe 801 respectively, and first conveyer pipe 501 and second conveyer pipe 801 respectively with outside water supply pipe fixed connection.
Set up hollow heat preservation 16 in through insulating tube 15, can effectively reduce the heat loss in the outlet pipe 5, carry out recycle through the heat that produces in conveyer pipe 501 and the second 801 of conveyer pipe with outlet pipe 5 and recovery tube two 8 simultaneously, realize categorised utilization through setting up conveyer pipe 501 and the second 801 of conveyer pipe, the lower water of temperature can be used for washing clothes, the higher water heating gas equipment of temperature uses with bathing, can effectively improve flue gas heat utilization.
A filter cavity 17 communicated with the smoke discharge pipe 1 is arranged in the first recycling pipe 3, an air inducing mechanism is arranged in the filter cavity 17, the air inducing mechanism is a fan 18, and a filter screen 19 is arranged at the top of the air inducing mechanism.
Through setting up induced air mechanism, guide the heat, filter treatment is carried out to the tail through filter screen 19 that induced air mechanism top set up simultaneously, prevents that the direct emission of flue gas from causing the pollution to the environment.
The working principle is as follows: when the waste heat recovery mechanism for the biogas generator set is used, the first recovery pipe 3 is fixedly connected with the smoke discharge pipe 1 through the first flange plate 2 and the second flange plate 9, when the generator set starts to work, the water pump 12 is arranged in the recovery box 6 and is turned on, the water pump 12 conveys water in the water storage box 10 into the water inlet pipe 4 and the second recovery pipe 8 through the output end of the water pump 12 respectively, when the water pump 12 conveys the water into the recovery cavity 301 through the water inlet pipe 4, and when smoke enters the first recovery pipe 3 from the smoke discharge pipe 1 under the action of the fan 18 in the air inducing mechanism, the recovery cavity 301 which is spirally distributed in the first recovery pipe 3 absorbs heat discharged by the smoke discharge pipe 1, and simultaneously, the waste heat generated by the first recovery pipe 3 is secondarily absorbed and utilized through the waste heat which is positioned in the heat preservation cavity 13 and spirally wound on the outer wall of the first recovery pipe 3 through the second recovery pipe 8, realize make full use of, set up hollow heat preservation 16 in through insulating tube 15, can effectively reduce the heat loss in outlet pipe 5, carry out recycle through the heat that produces in conveyer pipe 501 and the two 801 of conveyer pipe with outlet pipe 5 and recovery tube two 8 simultaneously, realize classification utilization through setting up conveyer pipe 501 and two 801 of conveyer pipe, the lower water of temperature can be used for doing washing clothes, the higher water heating gas equipment of temperature is with the use of bathing, can effectively improve flue gas heat utilization rate, filter screen 19 through induced air mechanism top setting carries out filtration treatment to the tail at last, prevent that the direct emission of flue gas from causing the pollution to the environment.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a waste heat recovery mechanism for marsh gas generating set, includes generating set and flue gas discharge pipe (1) that is located the generating set, its characterized in that: the flue gas discharge pipe (1) top is provided with a flange plate I (2), be provided with recovery unit on the flange plate I (2), recovery unit includes the recovery pipe I (3) with flange plate I (2) fixed connection, be provided with the recovery chamber (301) that is used for collecting the waste heat in the recovery pipe I (3), inlet tube (4) that run through each other with recovery chamber (301) are fixedly connected with to recovery pipe I (3) outer wall one side, inlet tube (4) was kept away from to recovery pipe I (3) one end is provided with outlet pipe (5) that link up each other with recovery chamber (301), outlet pipe (5) and inlet tube (4) keep away from recovery pipe I (3) one side and are provided with collection box (6), be provided with secondary recovery unit between collection box (6) and recovery pipe I (3), secondary recovery unit includes heat preservation shell (7), and a second recovery pipe (8) for collecting waste heat secondarily is arranged in the heat preservation shell (7).
2. The waste heat recovery mechanism for the biogas generator set according to claim 1, characterized in that: the bottom end of the first recovery pipe (3) is provided with a flange plate II (9), the first recovery pipe (3) and the flue gas discharge pipe (1) are fixedly connected through a flange plate I (2) and a flange plate II (9), and the recovery cavity (301) is spirally distributed in the first recovery pipe (3).
3. The waste heat recovery mechanism for the biogas generator set according to claim 1, characterized in that: the water recycling device is characterized in that a water storage tank (10) is arranged in the recycling tank (6), a water conveying pipe (11) is arranged on one side of the outer wall of the water storage tank (10), the water conveying pipe (11) penetrates through the outer wall of the recycling tank (6) to extend inwards and is fixedly connected with the water storage tank (10), a water pump (12) is arranged in the recycling tank (6), the input end of the water pump (12) is communicated with the water storage tank (10), and the output end of the water pump (12) is fixedly connected with the input ends of a water inlet pipe (4) and a recycling pipe II (8) respectively.
4. The waste heat recovery mechanism for the biogas generator set according to claim 1, characterized in that: the heat preservation shell (7) upper surface is seted up the opening that closely laminates with recovery pipe (3), be provided with heat preservation chamber (13) in heat preservation shell (7), heat preservation chamber (13) inner wall is provided with heat preservation cotton (14), recovery pipe two (8) are located heat preservation chamber (13) and spiral coils at recovery pipe (3) outer wall.
5. The waste heat recovery mechanism for the biogas generator set according to claim 1, characterized in that: the utility model discloses a solar water heater, including outlet pipe (5), outlet pipe (5) outside cover has insulating tube (15), set up hollow heat preservation (16) in insulating tube (15), outlet pipe (5) and two (8) output ends of recovery tube are fixedly connected with conveyer pipe one (501) and conveyer pipe two (801) respectively, conveyer pipe one (501) and conveyer pipe two (801) respectively with outside water supply pipe fixed connection.
6. The waste heat recovery mechanism for the biogas generator set according to claim 1, characterized in that: the recycling pipe I (3) is internally provided with a filter cavity (17) communicated with the flue gas discharge pipe (1), the filter cavity (17) is internally provided with an air inducing mechanism, the air inducing mechanism is a fan (18), and the top of the air inducing mechanism is provided with a filter screen (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122262633.8U CN216077285U (en) | 2021-09-17 | 2021-09-17 | A waste heat recovery mechanism for biogas generator sets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122262633.8U CN216077285U (en) | 2021-09-17 | 2021-09-17 | A waste heat recovery mechanism for biogas generator sets |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216077285U true CN216077285U (en) | 2022-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122262633.8U Active CN216077285U (en) | 2021-09-17 | 2021-09-17 | A waste heat recovery mechanism for biogas generator sets |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216077285U (en) |
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2021
- 2021-09-17 CN CN202122262633.8U patent/CN216077285U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: HUAI'AN FEMCO STEEL TECHNOLOGY CO.,LTD. Assignor: HUAIYIN INSTITUTE OF TECHNOLOGY Contract record no.: X2022980014387 Denomination of utility model: A waste heat recovery mechanism for biogas generator sets Granted publication date: 20220318 License type: Exclusive License Record date: 20220908 |
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| EE01 | Entry into force of recordation of patent licensing contract | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230926 Address after: 121000 Ping An Street, Badaohao Town, Heishan County, Jinzhou City, Liaoning Province Patentee after: Heishan Fushan New Wall Materials Co.,Ltd. Address before: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee before: Dragon totem Technology (Hefei) Co.,Ltd. Effective date of registration: 20230926 Address after: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee after: Dragon totem Technology (Hefei) Co.,Ltd. Address before: 223005 Jiangsu Huaian economic and Technological Development Zone, 1 East Road. Patentee before: HUAIYIN INSTITUTE OF TECHNOLOGY |
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| TR01 | Transfer of patent right |