CN215572301U

CN215572301U - Waste heat recovery device of garbage power plant

Info

Publication number: CN215572301U
Application number: CN202121748916.7U
Authority: CN
Inventors: 张成栋
Original assignee: Shandong Hengli New Energy Engineering Co ltd
Current assignee: Shandong Hengli New Energy Engineering Co ltd
Priority date: 2021-07-29
Filing date: 2021-07-29
Publication date: 2022-01-18
Anticipated expiration: 2031-07-29

Abstract

The utility model discloses a waste heat recovery device of a garbage power plant, which comprises a waste heat recovery barrel and a dust filter box, wherein the bottom of the inner wall of the waste heat recovery barrel is fixedly provided with a spiral heat exchange pipe, the bottom end of the spiral heat exchange pipe penetrates through the waste heat recovery barrel and is fixedly communicated with the dust filter box, one side of the dust filter box, which is far away from the waste heat recovery barrel, is fixedly communicated with a waste gas inlet pipe, the top end of the dust filter box is provided with a cleaning groove, and a plurality of uniformly distributed filter frames are inserted in the cleaning groove. Effectively avoided the phenomenon of spiral heat exchange tube jam, it is more convenient succinct to maintain the clearance.

Description

Waste heat recovery device of garbage power plant

Technical Field

The utility model relates to the technical field of garbage power generation, in particular to a waste heat recovery device of a garbage power plant.

Background

In daily life of people, a large amount of garbage is inevitably generated. If the garbage is not effectively treated, the living environment of people can be greatly influenced, and even the health of people is threatened. Incineration is one of the main ways of disposing garbage, but in the process of incinerating garbage, not only secondary environmental pollution is caused, but also waste of resources and energy is caused. The garbage power plant can recover the energy of the garbage, and energy waste is reduced. The waste tail gas after the waste power plant burns discharges to the external world usually between after handling, because there is a large amount of heat energy in the tail gas, does not influence the environment to its recovery promptly and can cause the energy waste.

The existing heat energy recovery device is complex in structural design, relatively low in heat energy recovery efficiency and inconvenient to maintain and repair in the later period.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a waste heat recovery device of a garbage power plant, which aims to solve the problems that the existing heat recovery device in the background art is complex in structural design, relatively low in heat recovery efficiency and inconvenient for later maintenance and repair.

In order to achieve the purpose, the utility model provides the following technical scheme: a waste heat recovery device of a garbage power plant comprises a waste heat recovery barrel and a dust filter box, wherein a spiral heat exchange tube is fixedly arranged at the bottom of the inner wall of the waste heat recovery barrel, the bottom end of the spiral heat exchange tube penetrates out of the waste heat recovery barrel and is fixedly communicated with the dust filter box, one side of the dust filter box, which is far away from the waste heat recovery barrel, is fixedly communicated with a waste gas inlet tube, the top end of the dust filter box is provided with a cleaning groove, a plurality of uniformly distributed filter frames are inserted in the cleaning groove, the cleaning groove is hinged with a heat insulation cover plate, the top end of the spiral heat exchange tube penetrates through the waste heat recovery barrel and is fixedly communicated with an exhaust tube, one side of the waste heat recovery barrel is fixedly communicated with a water injection tube, the middle part of the water injection tube is fixedly provided with a water injection electromagnetic valve, one side of the inner wall of the waste heat recovery barrel is fixedly provided with a temperature sensor, one side of the waste heat recovery barrel, which is far away from the dust filter box, is fixedly provided with a heat storage water tank, the top fixed mounting of heat storage water tank has the suction pump, the fixed intercommunication of the water inlet of suction pump has the suction tube, the suction tube is kept away from the one end of suction pump and the fixed intercommunication of waste heat recovery bucket, just the middle part fixed mounting of suction tube has the drainage solenoid valve, the positive fixed mounting of heat storage water tank has the controller.

As a preferred technical scheme, a filter screen is fixedly arranged on one side of the filter frame, a solid waste baffle is fixedly arranged at the bottom of one side of the filter frame, which is far away from the filter screen, a plurality of uniformly distributed dripping holes are formed in the bottom of the inner wall of the filter frame, and a lifting handle is fixedly arranged at the top of the filter frame.

As a preferable technical scheme of the utility model, one side of the dust filter box adjacent to the waste gas inlet pipe is fixedly communicated with a waste cleaning pipe.

As a preferred technical scheme of the utility model, the surface of the waste heat recovery barrel is sleeved with a heat insulation sleeve.

As a preferable technical scheme of the utility model, one side of the heat storage water tank, which is far away from the waste heat recovery barrel, is fixedly communicated with a heating pipe.

As a preferred technical scheme of the utility model, the water injection electromagnetic valve, the water discharge electromagnetic valve and the suction pump are electrically connected with a controller, and the controller is electrically connected with a power supply through an external switch.

Compared with the prior art, the utility model has the beneficial effects that: this waste heat recovery device adopts spiral heat exchange tube to carry out the heat transfer, has increased the circulation time of waste gas in the waste heat recovery bucket promptly, has increased the area of heat transfer again to promote waste heat recovery's efficiency by a wide margin, increased simultaneously and have dusted the rose box, can carry out waste heat recovery again after the multilayer filtration to the waste gas that gets into, effectively avoided the phenomenon of spiral heat exchange tube jam, it is more convenient succinct to maintain the clearance, and work is more reliable and more stable.

Drawings

FIG. 1 is a schematic view of a front view of the main body of the present invention;

FIG. 2 is a schematic structural view of a main body of the present invention in a front view;

fig. 3 is a schematic front view of the filter frame according to the present invention.

In the figure: 1. a waste heat recovery barrel; 2. a dust filter box; 3. a heat-insulating cover plate; 4. a filter frame; 5. an exhaust gas inlet pipe; 6. cleaning a waste pipe; 7. a water injection solenoid valve; 8. a water injection pipe; 9. a controller; 10. a heating pipe; 11. a heat storage water tank; 12. a suction pump; 13. a suction tube; 14. a water discharge electromagnetic valve; 15. an exhaust pipe; 16. a thermal insulation sleeve; 17. a spiral heat exchange tube; 18. a temperature sensor; 19. lifting the handle; 20. a filter screen; 21. a solid waste baffle; 22. and (4) a dropping hole.

Detailed Description

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

Referring to fig. 1-3, the utility model provides a waste heat recovery device of a garbage power plant, comprising a waste heat recovery barrel 1 and a dust filter tank 2, wherein a spiral heat exchange pipe 17 is fixedly arranged at the bottom of the inner wall of the waste heat recovery barrel 1, the bottom end of the spiral heat exchange pipe 17 penetrates out of the waste heat recovery barrel 1 and is fixedly communicated with the dust filter tank 2, a waste gas inlet pipe 5 is fixedly communicated with one side of the dust filter tank 2 away from the waste heat recovery barrel 1, a cleaning tank is arranged at the top end of the dust filter tank 2, a plurality of uniformly distributed filter frames 4 are inserted in the cleaning tank, a heat insulation cover plate 3 is hinged to the cleaning tank, the top end of the spiral heat exchange pipe 17 penetrates through the waste heat recovery barrel 1 and is fixedly communicated with an exhaust pipe 15, a water injection pipe 8 is fixedly communicated with one side of the waste heat recovery barrel 1, a water injection electromagnetic valve 7 is fixedly arranged in the middle of the water injection pipe 8, and a temperature sensor 18 is fixedly arranged at one side of the inner wall of the waste heat recovery barrel 1, the fixed heat storage water tank 11 that is provided with in one side that dust rose box 2 was kept away from to waste heat recovery bucket 1, the top fixed mounting of heat storage water tank 11 has suction pump 12, the fixed intercommunication of the water inlet of suction pump 12 has suction tube 13, the one end that suction pump 12 was kept away from to suction tube 13 is with the fixed intercommunication of waste heat recovery bucket 1, and the middle part fixed mounting of suction tube 13 has drainage solenoid valve 14, the positive fixed mounting of heat storage water tank 11 has controller 9.

Preferably, the fixed filter screen 20 that is provided with in one side of filter frame 4, the fixed solid waste baffle 21 that is provided with in bottom that filter frame 4 deviates from filter screen 20 one side, a plurality of evenly distributed's dripping hole 22 is seted up to the bottom of filter frame 4 inner wall, and the fixed handle 19 that carries that is provided with in top of filter frame 4 conveniently clears up the solid waste who filters down, provides convenience for the maintenance in later stage.

Preferably, dust filter box 2 has clear useless pipe 6 with the fixed intercommunication in the adjacent one side of waste gas admission pipe 5, can clear up convenient to use dust filter box 2.

Preferably, the surface of the waste heat recovery barrel 1 is sleeved with the heat insulation sleeve 16, so that heat loss in the waste heat recovery barrel 1 can be reduced, and the heat utilization efficiency is improved.

Preferably, one side of the heat storage water tank 11, which is far away from the waste heat recovery barrel 1, is fixedly communicated with a heating pipe 10, so that the outside can be heated, and the use is convenient.

Preferably, the water injection solenoid valve 7, the water discharge solenoid valve 14 and the suction pump 12 are electrically connected with the controller 9, and the controller 9 is electrically connected with the power supply through an external switch, so that the structural design is reasonable.

When the waste heat recovery device is used, the waste heat recovery device of the waste power plant is fixed stably, an external water pipe is communicated with a water injection pipe 8, waste gas generated in the burning process of the waste power plant is introduced into a waste gas inlet pipe 5, the waste gas is sequentially filtered by a filter frame 4 in the circulating process, solid particles are blocked by a filter screen 20 and are collected by a solid waste baffle 21 in a blocking manner, the waste gas can be subjected to multi-layer filtering and then is subjected to waste heat recovery, the phenomenon that a spiral heat exchange pipe 17 is blocked is effectively avoided, the waste gas enters the spiral heat exchange pipe 17 and is discharged by an exhaust pipe 15 after passing through the spiral heat exchange pipe 17, the spiral heat exchange pipe 17 is adopted for heat exchange, the circulating time of the burning waste gas in a waste heat recovery barrel 1 is increased, the heat exchange area is increased, the waste heat recovery efficiency is greatly improved, a worker regularly lifts a heat insulation cover plate 3 and extracts the filter frame 4 for cleaning, the maintenance clearance is more convenient succinct, and temperature sensor 18 can monitor the temperature of waste heat recovery bucket 1 water, and after the temperature reached standard, start suction pump 12 and take out the hot water in the waste heat recovery bucket 1, start water injection solenoid valve 7 and pour into cold water, heating pipe 10 can directly heat to the external world.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a garbage power plant waste heat recovery device, includes waste heat recovery bucket (1) and dust filter case (2), its characterized in that: the waste heat recovery device is characterized in that a spiral heat exchange tube (17) is fixedly arranged at the bottom of the inner wall of the waste heat recovery barrel (1), the bottom end of the spiral heat exchange tube (17) penetrates out of the waste heat recovery barrel (1) and is fixedly communicated with a dust filter box (2), one side, away from the waste heat recovery barrel (1), of the dust filter box (2) is fixedly communicated with a waste gas inlet tube (5), a cleaning groove is formed in the top end of the dust filter box (2), a plurality of uniformly distributed filter frames (4) are inserted into the cleaning groove, a heat insulation cover plate (3) is hinged to the cleaning groove, the top end of the spiral heat exchange tube (17) penetrates through the waste heat recovery barrel (1) and is fixedly communicated with an exhaust tube (15), one side of the waste heat recovery barrel (1) is fixedly communicated with a water injection tube (8), a water injection electromagnetic valve (7) is fixedly arranged in the middle of the water injection tube (8), and a temperature sensor (18) is fixedly arranged on one side of the inner wall of the waste heat recovery barrel (1), the fixed heat storage water tank (11) that is provided with in one side that dust rose box (2) was kept away from in waste heat recovery bucket (1), the top fixed mounting of heat storage water tank (11) has suction pump (12), the fixed intercommunication of the water inlet of suction pump (12) has suction tube (13), the one end and the fixed intercommunication of waste heat recovery bucket (1) that suction pump (12) were kept away from in suction tube (13), just the middle part fixed mounting of suction tube (13) has drainage solenoid valve (14), the positive fixed mounting of heat storage water tank (11) has controller (9).

2. The waste heat recovery device of the garbage power plant as claimed in claim 1, wherein: the fixed filter screen (20) that is provided with in one side of filter frame (4), the fixed solid waste baffle (21) that is provided with in bottom that filter frame (4) deviate from filter screen (20) one side, a plurality of evenly distributed's drip hole (22) are seted up to the bottom of filter frame (4) inner wall, the fixed handle (19) that draws that carry that is provided with in top of filter frame (4).

3. The waste heat recovery device of the garbage power plant as claimed in claim 1, wherein: and a waste cleaning pipe (6) is fixedly communicated with one side of the dust filter box (2) adjacent to the waste gas inlet pipe (5).

4. The waste heat recovery device of the garbage power plant as claimed in claim 1, wherein: the surface of the waste heat recovery barrel (1) is sleeved with a heat insulation sleeve (16).

5. The waste heat recovery device of the garbage power plant as claimed in claim 1, wherein: one side of the heat storage water tank (11) departing from the waste heat recovery barrel (1) is fixedly communicated with a heating pipe (10).

6. The waste heat recovery device of the garbage power plant as claimed in claim 1, wherein: the water injection electromagnetic valve (7), the water drainage electromagnetic valve (14) and the suction pump (12) are all electrically connected with the controller (9), and the controller (9) is electrically connected with the power supply through an external switch.