CN219014324U

CN219014324U - Centralized recovery device for exhaust waste heat of garbage power plant

Info

Publication number: CN219014324U
Application number: CN202222989024.7U
Authority: CN
Inventors: 陈旭
Original assignee: Guangzhou Huantou Fushan Environmental Protection Energy Co ltd
Current assignee: Guangzhou Huantou Fushan Environmental Protection Energy Co ltd
Priority date: 2022-11-10
Filing date: 2022-11-10
Publication date: 2023-05-12
Anticipated expiration: 2032-11-10

Abstract

The utility model discloses a centralized recovery device for exhaust waste heat of a garbage power plant, which comprises a base, wherein the upper end of the base is connected with a rotating mechanism through a lifting mechanism, a plurality of waste heat recovery barrels are arranged at the upper end of the rotating mechanism, a water collecting barrel is arranged between the plurality of waste heat recovery barrels, heat exchange pipes are arranged in the plurality of waste heat recovery barrels, the plurality of heat exchange pipes are spirally arranged, the bottom ends of the plurality of heat exchange pipes extend out of the waste heat recovery barrels, and connecting pipes are fixedly communicated with the upper ends of the plurality of heat exchange pipes; the water adding pipes are fixedly connected to one sides of the upper ends of the waste heat recovery barrels, and the beneficial effects achieved by the utility model are that: the waste heat recovery barrels are alternately arranged to be connected with the combustion waste gas discharge pipe, so that more time is not required to wait for the hot water in the waste heat recovery barrels to be discharged and cold water is added into the waste heat recovery barrels again, the time for stopping the input of the combustion waste gas can be greatly shortened, and the recovery efficiency of waste heat of the combustion waste gas can be improved.

Description

Centralized recovery device for exhaust waste heat of garbage power plant

Technical Field

The utility model relates to a centralized recovery device for exhaust waste heat of a garbage power plant, and belongs to the technical field of waste heat recovery of garbage power plants.

Background

In the daily life of people, a large amount of garbage is inevitably generated. If the garbage is not effectively treated, the living environment of people is greatly influenced, and even the health of people is threatened. At present, incineration is one of the main modes for garbage disposal, and in garbage disposal, a garbage incineration power generation mode can be adopted, but in the garbage incineration process, secondary environmental pollution is caused, and resource and energy waste is caused.

The patent number CN215572301U discloses a waste heat recovery device of a waste power plant, which 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 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, far away from the waste heat recovery barrel, of the dust filter box is fixedly communicated with a waste gas inlet tube, the top end of the dust filter box is provided with a cleaning groove, and a plurality of uniformly distributed filter frames are inserted into the cleaning groove.

However, this kind of technology needs to spend certain time when the inside temperature of waste heat recovery bucket reaches the certain degree and discharges outward, still need spend certain time to the cold water of importing into waste heat recovery bucket again after hot water is discharged outward, in this period of time, need stop the input of burning waste gas, consequently can reduce the recovery efficiency of whole waste heat to burning waste gas.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, when the water temperature in the waste heat recovery barrel reaches a certain degree, a certain time is required for discharging, when the hot water is discharged, a certain time is required for inputting cold water into the waste heat recovery barrel again, and in the period of time, the input of combustion waste gas is required to be stopped, so that the overall waste heat recovery efficiency in the combustion waste gas is reduced, and the waste power plant exhaust waste heat centralized recovery device is provided.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the exhaust waste heat centralized recovery device for the garbage power plant comprises a base, wherein the upper end of the base is connected with a rotating mechanism through a lifting mechanism, a plurality of waste heat recovery barrels are arranged at the upper end of the rotating mechanism, a water collecting barrel is arranged between the waste heat recovery barrels, a plurality of heat exchange pipes are arranged in the waste heat recovery barrels, the heat exchange pipes are spirally arranged, the bottom ends of the heat exchange pipes extend out of the waste heat recovery barrels, and connecting pipes are fixedly communicated with the upper ends of the heat exchange pipes; a plurality of equal fixedly connected with water pipe of waste heat recovery bucket upper end one side, a plurality of equal fixedly connected with temperature sensor on the waste heat recovery bucket inner wall, a plurality of equal fixedly connected with water pump on the waste heat recovery bucket diapire, a plurality of through a plurality of raceway intercommunication respectively between water pump and the water collection bucket, the inside conveyer pipe that is equipped with of inserting of water collection bucket.

Preferably, the lifting mechanism comprises a lifting cylinder, a lifting plate and a plurality of guide posts, wherein the lifting cylinder is fixedly connected to the central position of the upper end of the base, the lifting plate is fixedly connected to the output end of the lifting cylinder, the guide posts are uniformly fixed to the upper end of the base, and the upper ends of the guide posts are movably sleeved with the lifting plate.

Preferably, the rotating mechanism comprises a motor, a turntable, annular grooves and two support plates, wherein the motor is fixedly connected to the central position of the upper end of the lifting plate, the turntable is fixedly connected to the output end of the motor, the annular grooves are formed in the bottom end of the turntable, the two support plates are respectively and fixedly connected to the two sides of the upper end of the lifting plate, the upper ends of the two support plates are all in sliding connection with the annular grooves, and the two support plates are all in arc shapes matched with the annular grooves.

Preferably, the water collecting barrel is fixedly connected to the center of the upper end of the rotary table, and the waste heat recovery barrels are uniformly distributed on the periphery of the water collecting barrel.

Preferably, the pipe orifices of the connecting pipes are fixedly connected with sealing rings.

The utility model provides a centralized recovery device for exhaust waste heat of a garbage power plant, which has the beneficial effects that: the waste heat recovery barrels are alternately arranged to be connected with the combustion waste gas discharge pipe, so that more time is not required to wait for the hot water in the waste heat recovery barrels to be discharged and cold water is added into the waste heat recovery barrels again, the time for stopping the input of the combustion waste gas can be greatly shortened, and the recovery efficiency of waste heat of the combustion waste gas can be improved.

Drawings

Fig. 1 is a schematic structural diagram of a centralized recovery device for exhaust waste heat of a garbage power plant;

fig. 2 is a schematic diagram of a top view structure of a centralized recovery device for exhaust waste heat of a garbage power plant;

fig. 3 is a schematic diagram of a waste heat recovery barrel of the waste heat centralized recovery device for waste gas in a waste power plant;

fig. 4 is a schematic diagram of a supporting plate structure of a device for intensively recovering exhaust heat of a garbage power plant.

In the figure: the device comprises a base 1, a water collecting barrel 2, a waste heat recovery barrel 3, a water adding pipe 4, a heat exchange pipe 5, a connecting pipe 6, a lifting mechanism 7, a lifting cylinder 71, a lifting plate 72, a guide post 73, a rotating mechanism 8, a motor 81, a turntable 82, a supporting plate 83, a ring groove 84, a water conveying pipe 9, a conveying pipe 10, a sealing ring 11, a water pump 12 and a temperature sensor 13.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-4, a centralized recovery device for exhaust waste heat of a garbage power plant comprises a base 1, wherein the upper end of the base 1 is connected with a rotating mechanism 8 through a lifting mechanism 7, a plurality of waste heat recovery barrels 3 are arranged at the upper end of the rotating mechanism 8, a water collecting barrel 2 is arranged between the plurality of waste heat recovery barrels 3, heat exchange pipes 5 are arranged in the plurality of waste heat recovery barrels 3, the plurality of heat exchange pipes 5 are spirally arranged, the bottom ends of the plurality of heat exchange pipes 5 extend out of the waste heat recovery barrels 3, and connecting pipes 6 are fixedly communicated with the upper ends of the plurality of heat exchange pipes 5; the equal fixedly connected with water pipe 4 of a plurality of waste heat recovery bucket 3 upper end one side, equal fixedly connected with temperature sensor 13 on a plurality of waste heat recovery bucket 3 inner walls, equal fixedly connected with water pump 12 on a plurality of waste heat recovery bucket 3 diapire, a plurality of water pumps 12 communicate through a plurality of raceway 9 respectively between the water collection bucket 2, the inside conveyer pipe 10 that is equipped with of inserting of water collection bucket 2, set up a plurality of waste heat recovery bucket 3 and be connected with burning exhaust gas discharge pipe in turns, do not need to spend more time waiting for the hot water in the waste heat recovery bucket 3 to discharge and add cold water to the waste heat recovery bucket 3 again, consequently, can shorten the time of stopping burning waste gas input greatly, and then can improve the recovery efficiency to burning waste gas waste heat.

The lifting mechanism 7 comprises a lifting cylinder 71, a lifting plate 72 and a plurality of guide posts 73, wherein the lifting cylinder 71 is fixedly connected to the central position of the upper end of the base 1, the lifting plate 72 is fixedly connected to the output end of the lifting cylinder 71, the guide posts 73 are uniformly fixed to the upper end of the base 1, the upper ends of the guide posts 73 are movably sleeved with the lifting plate 72, the lifting cylinder 71 pushes the rotating mechanism 8 to ascend, so that the waste heat recovery barrels 3 and the water collecting barrels 2 are driven to ascend, the corresponding connecting pipes 6 are sleeved outside the combustion exhaust gas discharge pipes, the connecting pipes 6 are matched with the combustion exhaust gas discharge pipes, and the tightness is ensured through sealing rings 11 at the pipe orifices of the connecting pipes 6; the rotating mechanism 8 comprises a motor 81, a rotary table 82, a ring groove 84 and two support plates 83, wherein the motor 81 is fixedly connected to the central position of the upper end of the lifting plate 72, the rotary table 82 is fixedly connected to the output end of the motor 81, the ring groove 84 is arranged at the bottom end of the rotary table 82, the two support plates 83 are respectively and fixedly connected to the two sides of the upper end of the lifting plate 72, the upper ends of the two support plates 83 are both in sliding connection with the ring groove 84, the two support plates 83 are both in arc shapes matched with the ring groove 84, the motor 81 drives the rotary table 82 to rotate, so that one adjacent waste heat recovery barrel 3 is positioned at the bottom end of a combustion waste gas discharge pipe, the lifting cylinder 71 pushes the corresponding waste heat recovery barrel 3 to be connected with the combustion waste gas discharge pipe, more time is not required to wait, and the recovery efficiency of waste heat of combustion waste gas is improved; the water collecting barrel 2 is fixedly connected to the center of the upper end of the rotary table 82, and a plurality of waste heat recovery barrels 3 are uniformly distributed on the periphery of the water collecting barrel 2, so that the connecting pipe 6 at the upper end of each waste heat recovery barrel 3 can be accurately positioned at the bottom end of the combustion waste gas discharge pipe; sealing rings 11 are fixedly connected to the pipe orifices of the connecting pipes 6, so that tightness is ensured.

Working principle: when the device is used, the motor 81, the water pump 12, the lifting cylinder 71 and the temperature sensor 13 are all connected with an external power supply through the controller, the lifting cylinder 71 pushes the rotating mechanism 8 to ascend, so that the waste heat recovery barrels 3 and the water collecting barrels 2 are driven to ascend, the corresponding connecting pipes 6 are sleeved outside the combustion waste gas discharge pipes, the connecting pipes 6 are matched with the combustion waste gas discharge pipes, and the tightness is ensured through the sealing rings 11 at the pipe orifices of the connecting pipes 6; when the temperature sensor 13 monitors that the water temperature in the waste heat recovery barrel 3 is too high, the lifting cylinder 71 drives the waste heat recovery barrels 3 and the water collecting barrel 2 to move downwards, the motor 81 drives the rotary table 82 to rotate after the connecting pipe 6 is separated from the combustion waste gas discharge pipe, so that the adjacent waste heat recovery barrel 3 is positioned at the bottom end of the combustion waste gas discharge pipe, the lifting cylinder 71 pushes the corresponding waste heat recovery barrel 3 to be connected with the combustion waste gas discharge pipe, then the water pump 12 conveys hot water in the waste heat recovery barrel 3 into the water collecting barrel 2 through the water conveying pipe 9, the hot water can be utilized through the conveying pipe 10, cold water is added into the waste heat recovery barrel 3 again through the water adding pipe 4, the waste heat recovery barrels 3 are alternately connected with the combustion waste gas discharge pipe, more time is not required to wait for the hot water in the waste heat recovery barrel 3 to be discharged and the cold water is added into the waste heat recovery barrel 3 again, and therefore the time for stopping the combustion waste gas input can be greatly shortened, and the recovery efficiency of the waste heat of the combustion waste gas can be improved.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a waste power plant exhaust waste heat concentrates recovery unit, includes base (1), its characterized in that: the upper end of the base (1) is connected with a rotating mechanism (8) through a lifting mechanism (7), the upper end of the rotating mechanism (8) is provided with a plurality of waste heat recovery barrels (3), a plurality of water collecting barrels (2) are arranged between the waste heat recovery barrels (3), a plurality of heat exchange pipes (5) are arranged in the waste heat recovery barrels (3), the heat exchange pipes (5) are spirally arranged, the bottom ends of the heat exchange pipes (5) extend out of the waste heat recovery barrels (3), and the upper ends of the heat exchange pipes (5) are fixedly communicated with connecting pipes (6); a plurality of equal fixedly connected with water pipe (4) in waste heat recovery bucket (3) upper end one side, a plurality of equal fixedly connected with temperature sensor (13) on waste heat recovery bucket (3) inner wall, a plurality of equal fixedly connected with water pump (12) on waste heat recovery bucket (3) diapire, a plurality of communicate through a plurality of raceway (9) respectively between water pump (12) and the water collection bucket (2), the inside conveyer pipe (10) that are equipped with of inserting of water collection bucket (2).

2. The exhaust waste heat centralized recovery device of the garbage power plant according to claim 1, wherein the lifting mechanism (7) comprises a lifting cylinder (71), a lifting plate (72) and a plurality of guide posts (73), the lifting cylinder (71) is fixedly connected to the central position of the upper end of the base (1), the lifting plate (72) is fixedly connected to the output end of the lifting cylinder (71), a plurality of guide posts (73) are uniformly fixed to the upper end of the base (1), and the upper ends of a plurality of guide posts (73) are movably sleeved with the lifting plate (72).

3. The exhaust waste heat centralized recovery device of a garbage power plant according to claim 1, wherein the rotating mechanism (8) comprises a motor (81), a turntable (82), a ring groove (84) and two support plates (83), the motor (81) is fixedly connected to the central position of the upper end of the lifting plate (72), the output end of the motor (81) is fixedly connected with the turntable (82), the ring groove (84) is arranged at the bottom end of the turntable (82), two support plates (83) are respectively fixedly connected to the two sides of the upper end of the lifting plate (72), the upper ends of the two support plates (83) are both in sliding connection with the ring groove (84), and the two support plates (83) are both in arc shapes matched with the ring groove (84).

4. The exhaust waste heat centralized recovery device of a garbage power plant according to claim 1, wherein the water collecting barrel (2) is fixedly connected to the center position of the upper end of the rotary table (82), and a plurality of waste heat recovery barrels (3) are uniformly distributed on the periphery of the water collecting barrel (2).

5. The exhaust waste heat centralized recovery device of the garbage power plant according to claim 1, wherein sealing rings (11) are fixedly connected to pipe orifices of the connecting pipes (6).