CN218721630U - Biomass steam boiler tail gas waste heat recovery equipment - Google Patents
Biomass steam boiler tail gas waste heat recovery equipment Download PDFInfo
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- CN218721630U CN218721630U CN202222667200.5U CN202222667200U CN218721630U CN 218721630 U CN218721630 U CN 218721630U CN 202222667200 U CN202222667200 U CN 202222667200U CN 218721630 U CN218721630 U CN 218721630U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
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Abstract
The utility model discloses a biomass steam boiler tail gas waste heat recovery device, which comprises a boiler component, wherein the boiler component comprises a biomass steam boiler body, a feed hopper, a smoke exhaust pipe and a material conveying pipe; the waste heat recovery mechanism comprises a high-temperature circulating pump, a heat exchange pipe, a heat preservation pipe and a heat exchange plate. The utility model discloses a water that high temperature circulating pump utilized the leading water pipe in with holding water box inhales the inside of heat exchange tube, then utilize biomass steam boiler high temperature tail gas in the exhaust pipe to heat the water in the heat exchange pipe, then in leading-in conveying pipeline of water after heating in with the heat exchange pipe through the heat preservation pipe, then utilize the water after the heating to carry out preheating treatment to endogenetic biomass fuel in the conveying pipeline through the heat transfer board, thereby make biomass fuel can be quick after getting into biomass steam boiler burn, combustion efficiency is improved, and the utilization ratio of heat energy in the biomass steam boiler tail gas has been improved, reduce the waste of heat energy resource.
Description
The technical field is as follows:
the utility model relates to a biomass steam boiler technical field specifically is a biomass steam boiler tail gas waste heat recovery equipment.
Background art:
the biomass power generation is power generation by utilizing biomass energy of biomass, is one of renewable energy power generation, and comprises agriculture and forestry waste direct combustion power generation, agriculture and forestry waste gasification power generation, waste incineration power generation, waste landfill gas power generation and methane power generation; the biomass steam boiler is one of biomass boilers, is a steam boiler which takes special combustion biomass fuel as a raw material, and in a biomass power generation system, the biomass steam boiler is mainly used for providing continuous and stable high-temperature steam for a steam turbine, and tail gas of the biomass steam boiler is flue gas discharged after the biomass fuel is combusted in the biomass steam boiler and can be normally discharged after dust removal and deacidification;
traditional living beings steam boiler tail gas when discharging from living beings steam boiler, carry a large amount of heat energy usually, if direct remove dust the deacidification to living beings steam boiler tail gas and handle, will cause the serious waste of heat energy resource, and biomass fuel is in normal atmospheric temperature state before getting into living beings steam boiler usually, thereby lead to biomass fuel under the normal atmospheric temperature state can't be quick after getting into living beings steam boiler to burn, for this reason, propose a living beings steam boiler tail gas waste heat recovery equipment.
The utility model has the following contents:
an object of the utility model is to provide a living beings steam boiler tail gas waste heat recovery equipment to solve one of the problems that proposes in the above-mentioned background art.
The utility model discloses implement by following technical scheme: biomass steam boiler tail gas waste heat recovery equipment comprises
The boiler assembly comprises a biomass steam boiler body, a feed hopper, a smoke exhaust pipe and a material conveying pipe;
the waste heat recovery mechanism comprises a high-temperature circulating pump, a heat exchange pipe, a heat preservation pipe, a heat exchange plate, a water pumping pipe and a water diversion pipe;
the feeding hopper is communicated with a feeding port of the biomass steam boiler body, the smoke exhaust pipe is communicated with a smoke exhaust port of the biomass steam boiler body, the conveying pipe is communicated with the upper surface of the feeding hopper, the middle part of the outer side wall of the biomass steam boiler body is fixedly connected with a heat preservation water tank, a water outlet of the high-temperature circulating pump is communicated with the bottom of the outer side wall of the heat preservation water tank, one end of the water pumping pipe is communicated with a water inlet of the high-temperature circulating pump, the other end of drinking-water pipe communicates in the lateral wall bottom of conveying pipeline, the lateral wall fixed connection of heat transfer board is in the inside wall of conveying pipeline, the one end of insulating tube communicates in the lateral wall top of conveying pipeline, the inside of discharging fume the pipe is located to the heat exchange tube, the one end of insulating tube communicates in the one end of heat exchange tube, the one end of leading water pipe communicates in the other end of heat exchange tube, the one end of leading water pipe communicates in holding water box's inside.
As further preferable in the present technical solution: the feeder hopper is kept away from to the conveying pipeline one end installs the motor, the output shaft of motor runs through the inside wall and the fixedly connected with axostylus axostyle of conveying pipeline.
As further preferable in the present technical solution: a liquid level meter is installed on one side of the upper surface of the heat preservation water tank, and a pressure release valve is communicated with the other side of the upper surface of the heat preservation water tank.
As further preferable in the present technical solution: the middle part of the front surface of the heat preservation water tank is fixedly connected with an electric cabinet.
As further preferable in the present technical solution: the outer side wall of the shaft lever is fixedly connected with a packing auger piece.
As further preferable in the present technical solution: the PLC controller is installed at the top of the inner side wall of the electric cabinet, and relays are evenly installed at the bottom of the inner side wall of the electric cabinet.
As further preferable in the present technical solution: and a warning lamp is arranged at the top of the front surface of the heat-preservation water tank.
As further preferable in the present technical solution: the signal output part of the liquid level meter is electrically connected to the signal input part of the PLC controller through a wire, the electrical output part of the PLC controller is electrically connected to the electrical input part of the relay through a wire, and the electrical output part of the relay is electrically connected to the electrical input part of the warning lamp through a wire.
The utility model has the advantages that: the utility model discloses a water that high temperature circulating pump utilized the leading water pipe in with holding water box inhales the inside of heat exchange tube, then utilize biomass steam boiler high temperature tail gas in the exhaust pipe to heat the water in the heat exchange pipe, then in leading-in conveying pipeline of water after heating in with the heat exchange pipe through the heat preservation pipe, then utilize the water after the heating to carry out preheating treatment to endogenetic biomass fuel in the conveying pipeline through the heat transfer board, thereby make biomass fuel can be quick after getting into biomass steam boiler burn, combustion efficiency is improved, and the utilization ratio of heat energy in the biomass steam boiler tail gas has been improved, reduce the waste of heat energy resource.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
FIG. 3 is a schematic view of the cross-sectional structure of the smoke exhaust pipe of the present invention;
FIG. 4 is an enlarged schematic view of the structure of area A of FIG. 2 according to the present invention;
fig. 5 is the schematic view of the sectional structure of the electric cabinet of the present invention.
In the figure: 1. a boiler assembly; 2. a waste heat recovery mechanism; 101. a biomass steam boiler body; 102. a feed hopper; 103. a smoke exhaust pipe; 104. a delivery pipe; 201. a high temperature circulation pump; 202. a heat exchange pipe; 203. a heat-insulating pipe; 204. a heat exchange plate; 205. a water pumping pipe; 206. a water conduit; 41. a heat preservation water tank; 42. a warning light; 43. a motor; 44. a shaft lever; 45. packing auger piece; 46. a liquid level meter; 47. a pressure relief valve; 48. an electric cabinet; 49. a PLC controller; 50. a relay.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-5, the present invention provides a technical solution: biomass steam boiler tail gas waste heat recovery equipment comprises
The boiler assembly 1 comprises a biomass steam boiler body 101, a feed hopper 102, a smoke exhaust pipe 103 and a material conveying pipe 104;
the waste heat recovery mechanism 2, the waste heat recovery mechanism 2 includes a high temperature circulating pump 201, a heat exchange pipe 202, a heat preservation pipe 203, a heat exchange plate 204, a water pumping pipe 205 and a water conduit 206;
In this embodiment, specifically: the end of the feed delivery pipe 104 far away from the feed hopper 102 is provided with a motor 43, the output shaft of the motor 43 penetrates through the inner side wall of the feed delivery pipe 104 and is fixedly connected with a shaft lever 44, and the outer side wall of the shaft lever 44 is fixedly connected with an auger piece 45; the shaft lever 44 is driven to rotate by the output shaft of the motor 43, and the rotary shaft lever 44 drives the auger piece 45 to convey the biomass fuel in the conveying pipe 104 to the inside of the feed hopper 102.
In this embodiment, specifically: a liquid level meter 46 is arranged on one side of the upper surface of the heat preservation water tank 41, and a pressure release valve 47 is communicated with the other side of the upper surface of the heat preservation water tank 41; the pressure relief valve 47 is used for performing pressure relief protection on the heat preservation water tank 41.
In this embodiment, specifically: the middle part of the front surface of the heat preservation water tank 41 is fixedly connected with an electric cabinet 48, the top of the inner side wall of the electric cabinet 48 is provided with a PLC (programmable logic controller) 49, the bottom of the inner side wall of the electric cabinet 48 is uniformly provided with a relay 50, the signal output end of the liquid level meter 46 is electrically connected with the signal input end of the PLC 49 through a wire, the electrical output end of the PLC 49 is electrically connected with the electrical input end of the relay 50 through a wire, and the electrical output end of the relay 50 is electrically connected with the electrical input end of the warning lamp 42 through a wire; the PLC controller 49 receives data of the liquid level meter 46, and the relay 50 controls the warning lamp 42 to be turned on and off.
In this embodiment, specifically: a warning lamp 42 is arranged at the top of the front surface of the heat preservation water tank 41; and an alarm is given through the warning lamp 42 to remind a worker to timely replenish water in the heat preservation water tank 41.
In this embodiment, specifically: the gauge 46 is of the type JRWL2024; the PLC controller 49 is model DF-96D.
Working principle or structural principle: when the biomass boiler is used, the shaft lever 44 is driven to rotate by the output shaft of the motor 43, the auger piece 45 is driven by the rotating shaft lever 44 to convey biomass fuel in the conveying pipe 104 to the inside of the feed hopper 102, then the biomass steam boiler body 101 is supplied by the feed hopper 102, then high-temperature tail gas generated by the biomass steam boiler is discharged by the smoke exhaust pipe 103, then water in the conveying pipe 104 is pumped out by the high-temperature circulating pump 201 through the water pumping pipe 205, then the water in the heat insulation water tank 41 is sucked into the heat exchange pipe 202 through the conveying pipe 104 by the heat insulation pipe 203, the heat energy carried in the tail gas is quickly absorbed by the water through the heat exchange pipe 202 to heat the water in the heat exchange pipe 202, and then the heated water in the heat exchange pipe 202 is conveyed to the inside of the conveying pipe 104 through the heat insulation pipe 203, then the biomass fuel in the conveying pipe 104 is preheated by the heated water through the heat exchange plate 204, so that the biomass fuel can be rapidly combusted after entering the biomass steam boiler, the combustion efficiency is improved, then the water used in the conveying pipe 104 is discharged into the heat preservation water tank 41 through the water pumping pipe 205 by the high-temperature circulating pump 201, so that the water in the heat preservation water tank 41 can be recycled, the heat energy carried in the exhaust pipe 103 biomass steam boiler tail gas is continuously absorbed by the water in the heat preservation water tank 41, the utilization rate of the heat energy in the biomass steam boiler tail gas is improved, the waste of heat energy resources is reduced, then the pressure relief protection is carried out on the heat preservation water tank 41 through the arranged pressure relief valve 47, then the liquid level data in the heat preservation water tank 41 is detected through the liquid level meter 46, then the data of the liquid level meter 46 is received through the PLC 49, when the data detected by the liquid level meter 46 is lower than a threshold value, utilize relay 50 to start warning light 42 work through PLC controller 49, warning light 42 of work sends the police dispatch newspaper, reminds the staff in time to carry out the moisturizing for in the holding water box 41.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A biomass steam boiler tail gas waste heat recovery device is characterized by comprising
The boiler assembly (1), the boiler assembly (1) comprises a biomass steam boiler body (101), a feed hopper (102), a smoke exhaust pipe (103) and a material conveying pipe (104);
the waste heat recovery mechanism (2), the waste heat recovery mechanism (2) comprises a high-temperature circulating pump (201), a heat exchange pipe (202), a heat preservation pipe (203), a heat exchange plate (204), a water pumping pipe (205) and a water conduit (206);
feeder hopper (102) feed through in the feed inlet of biomass steam boiler body (101), discharge fume pipe (103) and feed through in the exhaust port of biomass steam boiler body (101), conveying pipeline (104) feed through in the upper surface of feeder hopper (102), the lateral wall middle part fixedly connected with holding water box (41) of biomass steam boiler body (101), the outlet of high temperature circulating pump (201) feeds through in the lateral wall bottom of holding water box (41), the one end of drinking-water pipe (205) feeds through in the water inlet of high temperature circulating pump (201), the other end of drinking-water pipe (205) feeds through in the lateral wall bottom of conveying pipeline (104), the lateral wall fixed connection of heat transfer plate (204) is in the inside wall of conveying pipeline (104), the one end of holding water pipe (203) feeds through in the lateral wall top of conveying pipeline (104), the inside of discharging fume pipe (103) is located to heat exchange tube (202), the one end of holding water pipe (203) feeds through in the one end of heat exchange tube (202), the one end of leading water pipe (206) feeds through in the other end of leading water pipe (202), the heat preservation water tank (41) of heat exchange tube (206) feeds through in the inside.
2. The biomass steam boiler tail gas waste heat recovery device of claim 1, characterized in that: the motor (43) is installed to the one end that feeder hopper (102) was kept away from to conveying pipeline (104), the output shaft of motor (43) runs through the inside wall and the fixedly connected with axostylus axostyle (44) of conveying pipeline (104).
3. The biomass steam boiler tail gas waste heat recovery device of claim 1, characterized in that: a liquid level meter (46) is installed on one side of the upper surface of the heat preservation water tank (41), and a pressure release valve (47) is communicated with the other side of the upper surface of the heat preservation water tank (41).
4. The biomass steam boiler tail gas waste heat recovery device of claim 3, characterized in that: the middle part of the front surface of the heat preservation water tank (41) is fixedly connected with an electric cabinet (48).
5. The biomass steam boiler tail gas waste heat recovery device of claim 2, characterized in that: the outer side wall of the shaft lever (44) is fixedly connected with a packing auger piece (45).
6. The biomass steam boiler tail gas waste heat recovery device of claim 4, characterized in that: the PLC controller (49) is installed at the top of the inner side wall of the electric cabinet (48), and the relays (50) are evenly installed at the bottom of the inner side wall of the electric cabinet (48).
7. The biomass steam boiler tail gas waste heat recovery device of claim 6, characterized in that: and a warning lamp (42) is arranged at the top of the front surface of the heat-insulating water tank (41).
8. The biomass steam boiler tail gas waste heat recovery device of claim 7, characterized in that: the signal output end of the liquid level meter (46) is electrically connected to the signal input end of the PLC controller (49) through a wire, the electrical output end of the PLC controller (49) is electrically connected to the electrical input end of the relay (50) through a wire, and the electrical output end of the relay (50) is electrically connected to the electrical input end of the warning lamp (42) through a wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222667200.5U CN218721630U (en) | 2022-10-10 | 2022-10-10 | Biomass steam boiler tail gas waste heat recovery equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222667200.5U CN218721630U (en) | 2022-10-10 | 2022-10-10 | Biomass steam boiler tail gas waste heat recovery equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218721630U true CN218721630U (en) | 2023-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222667200.5U Active CN218721630U (en) | 2022-10-10 | 2022-10-10 | Biomass steam boiler tail gas waste heat recovery equipment |
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| Country | Link |
|---|---|
| CN (1) | CN218721630U (en) |
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2022
- 2022-10-10 CN CN202222667200.5U patent/CN218721630U/en active Active
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