CN219036600U

CN219036600U - Distributed biomass boiler heat supply equipment

Info

Publication number: CN219036600U
Application number: CN202223221686.6U
Authority: CN
Inventors: 吴中柱
Original assignee: Wuhan Huahan Energy Technology Co ltd
Current assignee: Wuhan Huahan Energy Technology Co ltd
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-05-16
Anticipated expiration: 2032-12-01

Abstract

The utility model discloses a distributed biomass boiler heat supply device which comprises a boiler body and a heat exchange tank, wherein a heat preservation seat is sleeved on the surface of the boiler body, a heat absorption plate is fixedly arranged on the inner side of the inner wall of the heat preservation seat, the top of the boiler body is communicated with the top of the heat preservation seat through a smoke exhaust pipe, and a guide pipe is fixedly communicated with the bottom of one side of the heat preservation seat.

Description

Distributed biomass boiler heat supply equipment

Technical Field

The utility model relates to the field of biomass boilers, in particular to a distributed biomass boiler heat supply device.

Background

The biomass boiler is a boiler which takes biomass as a raw material and converts the biomass into fuel in a gasification, solidification and other modes. Along with the increasingly exhausted environmental pollution problem of non-renewable energy sources in China, the energy conservation and emission reduction of the China are continuously increased, and biomass boilers using clean energy sources and renewable energy sources are increasingly valued, so that the biomass boilers have good market prospects. The sawdust and the crop straws are good clean energy sources, have high heat value, are easy to burn, have inexhaustible resource advantages and low cost advantages, but the conventional biomass boiler cannot fully utilize and recycle heat in smoke when in use, so that resource waste is caused, and the smoke cannot be fully dusted, so that the smoke is directly discharged to pollute the environment.

Disclosure of Invention

The utility model aims to provide a distributed biomass boiler heat supply device, which solves the problems that the heat in the flue gas cannot be fully utilized and recovered, so that resource waste is caused, and the flue gas cannot be fully dusted, so that the direct discharge of the flue gas causes pollution to the environment.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a distributed biomass boiler heating equipment, includes boiler body and heat exchange tank, boiler body's surface cover is equipped with the heat preservation seat, the inboard of heat preservation seat inner wall is fixed and is provided with the absorber plate, through discharging fume pipe intercommunication between boiler body top and the heat preservation seat top, the fixed intercommunication in bottom of heat preservation seat one side has the pipe, the one end that keeps away from the heat preservation seat of pipe extends to the inside fixed intercommunication of heat exchange tank has serpentine heat exchange tube, the one end that the pipe was kept away from to serpentine heat exchange tube extends to the outside fixed intercommunication and has the rose box, the middle part of rose box inboard is fixed and is provided with annular water pipe, the equal fixed mounting in fume pipe middle part and pipe middle part has the rose box, the ash discharge mouth has been seted up to the front of heat preservation seat, and boiler body is through discharging fume pipe with the guide into the heat preservation seat in, and the flue gas top-down in the heat preservation seat gets into the heat exchange tank through the pipe at last, and leads into the rose box after the heat exchange tank, carries out preliminary filtration to the flue gas through two rose boxes to the flue gas through discharging fume pipe and pipe, and spouting into water in the annular water pipe through the mode to spray by a plurality of shower nozzle.

Preferably, the filter tank is kept away from the fixed intercommunication in bottom of snakelike heat exchange tube one side and has the drain pipe, the fixed intercommunication in one side on filter tank top has the exhaust hole, and waste water is discharged from the drain pipe, and the flue gas through the dust fall is discharged from the exhaust hole.

Preferably, the bottom fixed intercommunication of annular water pipe has a plurality of shower nozzle, the fixed intercommunication in top of annular water pipe has the feed liquor pipe, the top of feed liquor pipe extends to the external world, and the municipal pipeline is connected to the feed liquor pipe, provides the water source for annular water pipe, carries out further dust fall to the flue gas through a plurality of shower nozzle water spray.

Preferably, the equal threaded connection in both ends of filtering jar has the end cover, two the end that the filtering jar was kept away from to the end cover all fixedly communicates has the connector, filtering jar inside is fixedly provided with a plurality of filter screens, through connector connecting tube, carries out prefiltering through the filter screen to the flue gas, and filtering jar can dismantle and conveniently change, unscrews two ends that the filtering jar was opened to two end covers, takes out the filter screen and clear up.

Preferably, the top of heat exchange tank one side is fixed to be linked together and is had the inlet tube, the bottom of heat exchange tank one side is fixed to be linked together and is had the outlet pipe, pours into cold water into the heat exchange tank through the inlet tube, derives hot water through the outlet pipe.

Preferably, sealing rings are fixedly arranged at the joint of the water inlet pipe and the heat exchange tank and the joint of the water outlet pipe and the heat exchange tank, and the sealing effect can be achieved through the arrangement of the sealing rings.

Preferably, the baffle is installed in the ash discharge port in a clamping way, the ash discharge port is closed through the baffle during working, the baffle is taken down during ash removal, and deposited ash in the heat preservation seat is cleaned.

Compared with the prior art, the utility model has the beneficial effects that: the flue gas is led into the heat preservation seat, the heat of the flue gas is absorbed through the heat absorbing plate and recycled, the heat preservation effect is achieved on the boiler body, the flue gas in the serpentine heat exchange pipe is used for carrying out heat exchange on water in the heat exchange tank, further flue gas waste heat recovery is achieved, the flue gas passing through the smoke exhaust pipe and the guide pipe is subjected to preliminary filtration through the two filter tanks, finally, the water is led into the annular water pipe through the water leading-in pipe, and the flue gas is sprayed out in a spray mode through the plurality of spray heads for dust fall treatment, so that the direct discharge of the flue gas is avoided, and the pollution to the environment is avoided.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a front cross-sectional view of the present utility model;

FIG. 3 is a perspective view of a filter canister of the present utility model;

FIG. 4 is a cross-sectional view of a filter canister of the present utility model;

fig. 5 is a cross-sectional view of the filter box of the present utility model.

In the figure: 1. a boiler body; 2. a heat preservation seat; 3. a heat absorbing plate; 4. an ash discharge port; 5. a filter tank; 6. a smoke exhaust pipe; 7. a conduit; 8. a heat exchange tank; 9. serpentine heat exchange tubes; 10. a water inlet pipe; 11. a water outlet pipe; 12. a drain pipe; 13. a filter box; 14. a filter screen; 15. an end cap; 16. a connector; 17. an annular water pipe; 18. a spray head; 19. a liquid inlet pipe; 20. and an exhaust hole.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1-5, the utility model provides a distributed biomass boiler heat supply device, which comprises a boiler body 1 and a heat exchange tank 8, wherein a heat preservation seat 2 is sleeved on the surface of the boiler body 1, a heat absorption plate 3 is fixedly arranged on the inner side of the inner wall of the heat preservation seat 2, the top of the boiler body 1 is communicated with the top of the heat preservation seat 2 through a smoke exhaust pipe 6, a conduit 7 is fixedly communicated with the bottom of one side of the heat preservation seat 2, one end of the conduit 7, far away from the heat preservation seat 2, extends to the inside of the heat exchange tank 8 and is fixedly communicated with a serpentine heat exchange pipe 9, one end of the serpentine heat exchange pipe 9, far away from the conduit 7, extends to the outside and is fixedly communicated with a filter tank 13, an annular water pipe 17 is fixedly arranged on the middle part of the inner side of the filter tank 13, dust exhaust pipe 6 and the middle part of the conduit 7 are fixedly provided with filter tanks 5, dust exhaust ports 4 are respectively arranged on the front of the heat preservation seat 2, the boiler body 1 guides the smoke into the heat preservation seat 2 through the smoke exhaust pipe 6, the smoke in the heat preservation seat 2 from top down through the heat preservation seat 2, finally enters the heat exchange tank 8 through the conduit 7, the conduit 7 is guided into the filter tank 13 through the filter tank 5 after passing through the conduit 7, the smoke is subjected to the filter tank 6, dust is sprayed into the form through the filter tank 17 through the two filter tanks, and finally, the dust is sprayed into the annular water is sprayed into the filter pipe 17 through the filter pipes, and finally, and the dust is sprayed into the form 18.

The filter tank 13 is kept away from the fixed intercommunication of bottom of snakelike heat exchange tube 9 one side has drain pipe 12, and the fixed intercommunication in one side on filter tank 13 top has exhaust hole 20, and waste water is discharged from drain pipe 12, and the flue gas through the dust fall is discharged from exhaust hole 20.

The bottom fixed intercommunication of annular water pipe 17 has a plurality of shower nozzle 18, and the fixed intercommunication in top of annular water pipe 17 has feed liquor pipe 19, and the top of feed liquor pipe 19 extends to the external world, and municipal pipeline is connected to feed liquor pipe 19, provides the water source for annular water pipe 17, carries out further dust fall to the flue gas through the water spray of a plurality of shower nozzle 18.

The equal threaded connection in both ends of filtering jar 5 has end cover 15, and the equal fixed intercommunication of one end that filtering jar 5 was kept away from to two end covers 15 has connector 16, and filtering jar 5 inside is fixed to be provided with a plurality of filter screens 14, connects the pipeline through connector 16, carries out preliminary filtration to the flue gas through filter screen 14, and filtering jar 5 can dismantle and conveniently change, unscrews two ends that two end covers 15 opened filtering jar 5, takes out filter screen 14 and clear up.

The top of one side of the heat exchange tank 8 is fixedly communicated with a water inlet pipe 10, the bottom of one side of the heat exchange tank 8 is fixedly communicated with a water outlet pipe 11, cold water is led into the heat exchange tank 8 through the water inlet pipe 10, and the hot water is led out through the water outlet pipe 11.

Sealing rings are fixedly arranged at the joint of the water inlet pipe 10 and the heat exchange tank 8 and the joint of the water outlet pipe 11 and the heat exchange tank 8, and the sealing effect can be achieved through the arrangement of the sealing rings.

The baffle is installed in the ash discharge port 4 in a clamping way, the ash discharge port 4 is closed through the baffle during working, the baffle is taken down during ash removal, and accumulated ash in the heat preservation seat 2 is cleaned.

When the embodiment of the application is used, the following steps are adopted: when the boiler body 1 carries out heat supply operation, the produced flue gas is discharged through the smoke exhaust pipe 6, the flue gas is initially filtered through the filter tank 5 on the smoke exhaust pipe 6, dust accumulation in the heat preservation seat 2 is reduced, then the flue gas is led into the heat preservation seat 2, the heat of the flue gas is absorbed through the heat absorption plate 3 and recycled, the temperature of the plate is increased, the heat preservation effect on the boiler body 1 is achieved, the flue gas in the heat preservation seat 2 passes through the heat preservation seat 2 from top to bottom, finally the flue gas enters the heat exchange tank 8 through the guide pipe 7, the flue gas is filtered again through the filter tank 5 on the guide pipe 7, the dust accumulation in the serpentine heat exchange pipe 9 is reduced, then the flue gas in the serpentine heat exchange pipe 9 carries out heat exchange on water in the heat exchange tank 8, further recovery of flue gas waste heat is achieved, cold water is led into the heat exchange tank 8 through the water inlet pipe 10, the flue gas after heat recovery is led into the filter tank 13, finally the water is led into the annular water pipe 17, the flue gas is sprayed out through the spray pipes 18, the flue gas is further processed in a spray mode, the flue gas is discharged from the waste water pipe 12, and the flue gas is prevented from being polluted by the exhaust hole, and the flue gas is discharged from the exhaust hole 20.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a distributed biomass boiler heating equipment, includes boiler body (1) and heat transfer pot (8), its characterized in that: the surface cover of boiler body (1) is equipped with heat preservation seat (2), the inboard of heat preservation seat (2) inner wall is fixed to be provided with absorber plate (3), through discharging fume tub (6) intercommunication between boiler body (1) top and heat preservation seat (2) top, the fixed intercommunication in bottom of heat preservation seat (2) one side has pipe (7), the inside fixed intercommunication that one end that heat preservation seat (2) was kept away from to pipe (7) extends to heat exchange tank (8) has snakelike heat exchange tube (9), the one end that pipe (7) was kept away from to snakelike heat exchange tube (9) extends to external fixed intercommunication and has rose box (13), the fixed annular water pipe (17) that is provided with in inboard middle part of rose box (13), discharge fume tub (6) middle part and pipe (7) middle part equal fixed mounting have filter tank (5), ash discharge mouth (4) have been seted up in the front of heat preservation seat (2).

2. A distributed biomass boiler heating apparatus according to claim 1, wherein: the bottom of one side, far away from the snakelike heat exchange tube (9), of the filter tank (13) is fixedly communicated with a drain pipe (12), and one side of the top end of the filter tank (13) is fixedly communicated with an exhaust hole (20).

3. A distributed biomass boiler heating apparatus according to claim 1, wherein: the bottom end of the annular water pipe (17) is fixedly communicated with a plurality of spray heads (18), the top end of the annular water pipe (17) is fixedly communicated with a liquid inlet pipe (19), and the top end of the liquid inlet pipe (19) extends to the outside.

4. A distributed biomass boiler heating apparatus according to claim 1, wherein: both ends of filtration jar (5) all threaded connection has end cover (15), two the one end that filtration jar (5) was kept away from to end cover (15) all is fixed to be linked together has connector (16), filtration jar (5) inside is fixedly provided with a plurality of filter screens (14).

5. A distributed biomass boiler heating apparatus according to claim 1, wherein: the top of heat exchange tank (8) one side is fixed to be linked together has inlet tube (10), the bottom of heat exchange tank (8) one side is fixed to be linked together has outlet pipe (11).

6. A distributed biomass boiler heating apparatus according to claim 5, wherein: sealing rings are fixedly arranged at the joint of the water inlet pipe (10) and the heat exchange tank (8) and the joint of the water outlet pipe (11) and the heat exchange tank (8).

7. A distributed biomass boiler heating apparatus according to claim 1, wherein: a baffle is arranged in the ash discharge port (4) in a clamping way.