Turbine efficient power generation type waste incineration flue gas waste heat utilization device

Abstract

The utility model discloses a steam turbine efficient power generation type waste incineration flue gas waste heat utilization device which comprises a shell, a concentric-square-shaped pipeline is installed in the shell, and a dust removal assembly used for removing dust on the surface of the concentric-square-shaped pipeline is installed on the concentric-square-shaped pipeline. Wherein a dust collecting box is arranged at the bottom of the shell, the dust collecting box is connected to the bottom of the shell in a sealed mode through bolts, ventilation openings are symmetrically formed in the two sides of the shell, and a cleaning plate is driven to move on a concentric-square-shaped pipeline through a screw rod by arranging the dust cleaning assembly; according to the waste incineration device, the cleaning plate is driven to rotate to drive the dust cleaning knife on the cleaning plate to clean dust accumulated on the surface of the concentric-square-shaped pipeline, so that energy generated in the waste incineration process is fully utilized, the energy utilization rate is greatly increased, and the energy utilization efficiency of the whole system is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to garbage waste heat utilization technical field, especially relate to a steam turbine high -efficient power generation formula garbage incineration flue gas waste heat utilization device. BACKGROUND

[0002] Garbage incineration is an important way to realize garbage reduction, harmlessness and resource. In the garbage incineration process, a large amount of high-temperature flue gas will be produced, which contains rich heat energy. If it is directly discharged, not only energy is wasted, but also heat pollution to the environment is caused. Therefore, efficient utilization of garbage incineration flue gas waste heat has important economic and environmental significance.

[0003] The patent document with the publication number CN215951482U discloses a boiler flue gas waste heat utilization device, which comprises a box body, a communication pipe fixedly connected to one side of the box body, a shell fixedly connected to the side of the communication pipe away from the box body, an air inlet pipe fixedly connected to one side of the shell, an air outlet pipe fixedly connected to the side of the box body away from the communication pipe, a serpentine pipe fixedly connected inside the box body, a water inlet pipe and a water outlet pipe arranged on one side of the box body, the water inlet pipe and the water outlet pipe being in communication with the two ends of the serpentine pipe respectively, a filter element arranged inside the shell, and a cover plate detachably arranged on the top of the shell.

[0004] Although the above-mentioned boiler flue gas waste heat utilization device can solve the corresponding technical problems, but in the process of use, a large amount of dust will be attached to the serpentine pipe, if not removed in time, it may affect the heat recovery efficiency of the equipment, and there is still room for improvement.

[0005] Therefore, a steam turbine high-efficiency power generation type garbage incineration flue gas waste heat utilization device is proposed. CONTENT OF THE UTILITY MODEL

[0006] The utility model aims at providing a steam turbine high-efficiency power generation type garbage incineration flue gas waste heat utilization device, which is used to solve the problems proposed in the above background technology.

[0007] In order to achieve the above-mentioned purpose, the utility model adopts the main technical scheme comprising:

[0008] A steam turbine high-efficiency power generation type garbage incineration flue gas waste heat utilization device comprises:

[0009] A shell, a U-shaped pipe is installed inside the shell, and a dust removal assembly for removing dust on the surface of the U-shaped pipe is installed on the U-shaped pipe;

[0010] Wherein, a dust collection box is opened at the bottom of the shell, the dust collection box is sealed and connected to the bottom of the shell through bolts, and ventilation openings are symmetrically opened on both sides of the shell.

[0011] As a preferred technical scheme, the two sides of the shell are respectively provided with protective shells, and the water inlet and the water outlet of the U-shaped pipeline extend out of one of the protective shells.

[0012] As a preferred technical scheme, the ash removal assembly comprises a screw rod, the screw rod is rotationally connected to the two ends of the shell, and a cleaning plate is screwed on the surface of the screw rod and is slidingly connected to the U-shaped pipeline.

[0013] As a preferred technical scheme, the two ends of the screw rod are rotationally connected to the side walls of the shell through bearings.

[0014] As a preferred technical scheme, the two ends of the cleaning plate are symmetrically provided with ash removal knives, and the ash removal knives are slidingly connected to the surface of the U-shaped pipeline.

[0015] As a preferred technical scheme, one end of the screw rod is provided with a wrench groove, and one end of the screw rod penetrates one of the protective shells.

[0016] The utility model at least has following beneficial effects:

[0017] The utility model discloses the beneficial effect is, through setting up ash removal assembly, through the screw rod and drive cleaning plate moves on the U-shaped pipeline, and then drive the ash removal knife on the cleaning plate to the dust that the surface of U-shaped pipeline gathers is removed, and then make the energy that the garbage incineration process produces get more fully utilize, and greatly improve energy utilization rate, improve the energy utilization efficiency of whole system. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 It is the stereogram schematic view of the steam turbine high -efficient power generation formula garbage incineration flue gas waste heat utilization device of the utility model;

[0019] Fig. 2 It is the section view schematic view of the steam turbine high -efficient power generation formula garbage incineration flue gas waste heat utilization device of the utility model;

[0020] Fig. 3 It is the ash removal assembly schematic view of the steam turbine high -efficient power generation formula garbage incineration flue gas waste heat utilization device of the utility model.

[0021] In the drawing: 1, shell;101, vent;102, protective shell;103, dust collection box;3, U-shaped pipeline;301, water inlet;302, water outlet;4, ash removal assembly;401, screw rod;402, bearing;403, cleaning plate;404, ash removal knife;405, wrench groove. DETAILED DESCRIPTION

[0022] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described, obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the present application.

[0023] Please refer to Figs. 1-3 The embodiment of the present application provides a steam turbine efficient power generation type waste incineration flue gas waste heat utilization device, comprising: a shell 1, a U-shaped pipe 3 is installed in the shell 1, and a dust removal assembly 4 for removing dust on the surface of the U-shaped pipe 3 is installed on the U-shaped pipe 3.

[0024] Among them, the bottom of the shell 1 is provided with a dust collection box 103, the dust collection box 103 is sealingly connected to the bottom of the shell 1 through bolts, and the two sides of the shell 1 are symmetrically provided with air vents 101.

[0025] Among them, the two sides of the shell 1 are respectively provided with protective shells 102, and the water inlet 301 and the water outlet 302 of the U-shaped pipe 3 extend out of one of the protective shells 102. By respectively arranging the protective shells 102 at the two ends of the shell 1, the U-shaped pipe 3 can be safely protected, and the staff can be prevented from being scalded by accidental touch.

[0026] Among them, the dust removal assembly 4 comprises a screw rod 401, the screw rod 401 is rotatably connected to the two ends of the shell 1, the surface of the screw rod 401 is screwed with a cleaning plate 403, and the cleaning plate 403 is slidingly connected to the U-shaped pipe 3. By arranging the dust removal assembly 4, the cleaning plate 403 is moved on the U-shaped pipe 3 by the screw rod, and then the components on the cleaning plate 403 remove the accumulated dust on the surface of the U-shaped pipe 3, so that the energy generated in the waste incineration process is more fully utilized, the energy utilization rate is greatly improved, and the energy utilization efficiency of the whole system is improved.

[0027] Among them, the two ends of the screw rod 401 are rotatably connected to the side walls of the shell 1 through bearings 402. By arranging the bearings 402 at the two ends of the screw rod 401, the bearings 402 can stably rotate the screw rod 401 on the shell 1, and then drive the cleaning plate 403 to move.

[0028] The two ends of the cleaning plate 403 are symmetrically provided with ash removing knives 404, and the ash removing knives 404 are in sliding connection with the surface of the meandering pipe 3. By arranging the ash removing knives 404 at the two ends of the cleaning plate 403, and the ash removing knives 404 are in sliding connection with the surface of the meandering pipe 3, the surface of the meandering pipe 3 can be efficiently cleaned under the driving of the cleaning plate 403, so that the meandering pipe 3 can better exchange heat with the high-temperature flue gas generated by waste incineration, and water can be continuously heated to become high-temperature and high-pressure steam for recycling between steam turbine equipment, so that the utilization efficiency of flue gas is greatly improved.

[0029] The one end of the screw rod 401 is provided with a wrench groove 405, and the one end of the screw rod 401 penetrates one of the protective shells 102. By arranging the wrench groove 405 at the one end of the screw rod 401, the screw rod 401 is driven to rotate by a special wrench, so that the operation of the ash removing assembly 4 is operated, and the maintenance operation of the equipment by the staff is greatly facilitated.

[0030] The working principle of the utility model is: when in use, the ventilation openings 101 at the two ends of the shell 1 are connected with the waste incineration flue gas pipe, and the water inlet 301 and the water outlet 302 at the end of the meandering pipe 3 are connected with the steam turbine equipment. When the staff maintains the equipment, the screw rod 401 is driven to rotate by a special wrench, the cleaning plate 403 is driven to move on the meandering pipe 3, and then the ash removing knives 404 on the cleaning plate 403 remove the accumulated dust on the surface of the meandering pipe 3, so that the energy generated in the waste incineration process is more fully utilized, the energy utilization rate is greatly improved, and the energy utilization efficiency of the whole system is improved. The removed dust falls into the dust collecting box 103, and the staff can conveniently collect and clean the dust.

[0031] The parts not involved in the utility model are the same as or can be realized by the prior art. Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A steam turbine high-efficiency waste incineration flue gas waste heat utilization device, characterized in that, Include: The shell (1), the inside installation of the shell (1) is provided with the return pipe (3), the return pipe (3) is provided with the dust removal assembly (4) for removing the dust on the surface of the return pipe (3); Wherein, the bottom of the shell (1) is provided with a dust collection box (103), the dust collection box (103) is sealed and connected to the bottom of the shell (1) by bolts, and the two sides of the shell (1) are symmetrically provided with air vents (101).

2. The device according to claim 1, characterized in that: The two sides of the shell (1) are respectively provided with protective shells (102), and the water inlet (301) and the water outlet (302) of the return pipe (3) extend out of one of the protective shells (102).

3. The device according to claim 2, characterized in that: The dust removal assembly (4) comprises a screw rod (401), the screw rod (401) is rotatably connected to the two ends of the shell (1), the surface of the screw rod (401) is screwed with a cleaning plate (403), and the cleaning plate (403) is slidably connected to the return pipe (3).

4. The device according to claim 3, characterized in that: The two ends of the screw rod (401) are rotatably connected to the side wall of the shell (1) through bearings (402).

5. The device according to claim 3, characterized in that: The two ends of the cleaning plate (403) are symmetrically provided with dust removal knives (404), and the dust removal knives (404) are slidably connected to the surface of the return pipe (3).

6. The device according to claim 4, characterized in that: One end of the screw rod (401) is provided with a wrench groove (405), and one end of the screw rod (401) penetrates one of the protective shells (102).

Images