CN211823962U

CN211823962U - Power plant heat energy recycling device

Info

Publication number: CN211823962U
Application number: CN202020402359.2U
Authority: CN
Inventors: 马俊杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-26
Filing date: 2020-03-26
Publication date: 2020-10-30
Anticipated expiration: 2030-03-26

Abstract

The utility model provides a heat energy recycling device of a power plant, which comprises a water tank, a drying box, an air inlet end, a filter, an air outlet end and a heat energy transmission pipe; a heat exchange mechanism is fixedly connected inside the water tank; the lower end of the air outlet end is fixedly connected to the upper end of the heat exchange mechanism, and the middle part of the pipe of the air outlet end is welded on the upper wall of the water tank; the right end of the air inlet end is fixedly connected to the lower end of the heat exchange mechanism, and the middle of a pipe of the air inlet end is fixedly connected to the lower side of the side face of the water tank; the filter is fixedly connected to the middle of the air inlet end; the heat energy transmission pipe is fixedly connected to the tail end of the air outlet end; three stoving trays of inside fixedly connected with of stoving case, and the both sides welding of stoving tray is in the centre of heat energy transmission pipe, the water tank is the bilayer structure that heat preservation and inner box welding are constituteed, and the upper end fixedly connected with inlet tube of water tank, the utility model discloses heat recovery utilizes the device to have improved thermal utilization ratio in the waste gas than current power plant.

Description

Power plant heat energy recycling device

Technical Field

The utility model belongs to heat recovery utilizes the device field, more specifically says, in particular to heat recovery utilizes device of power plant.

Background

The condensation heat of the thermal power plant is discharged into the atmosphere through a water cooling tower or an air cooling island to form huge cold end loss, which is the main reason of low energy utilization efficiency of the thermal power plant, not only causes the waste of energy and water, but also seriously (thermally) pollutes the atmosphere, the condensation heat of the thermal power plant is emptied, which is a universal problem in China and even the world, is waste and innocent, the national call for environmental protection is always high in recent years, and the heat energy recycling mode of the thermal power plant gradually becomes a problem of more concern to people.

The existing chinese utility model patent, for example patent No. 201821619639.8, discloses a power plant heat energy recycling device, which is described basically as: the device includes heat recovery and utilizes the box, the box heat preservation has been cup jointed on heat recovery and utilizes the box outside surface, box heat preservation top one side through connection has hot flue gas intake pipe, box heat preservation bottom one side through connection has the inlet tube, box heat preservation top through connection has the outlet pipe.

Based on the above patent description, it can be seen that the heat energy recycling device similar to the above patent has a simple structure in the water tank when in use, lacks the structure of auxiliary heat dissipation, makes heat switching efficiency lower, and the drying equipment in the drying box can not dry the internal articles uniformly.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a heat energy recycling device for a power plant is provided, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a heat recovery utilizes device of power plant to simple structure in the water tank when solving the heat recovery utilizes device of similar above-mentioned patent and using lacks supplementary radiating structure, makes heat switching efficiency lower, the problem of drying to inside article that drying equipment in the stoving incasement can not be even.

The utility model relates to a purpose and efficiency of power plant's heat recovery utilizes device is reached by following concrete technological means:

a power plant heat energy recycling device comprises a water tank, a drying box, an air inlet end, a filter, an air outlet end and a heat energy transmission pipe; a heat exchange mechanism is fixedly connected inside the water tank; the lower end of the air outlet end is fixedly connected to the upper end of the heat exchange mechanism, and the middle part of the pipe of the air outlet end is welded on the upper wall of the water tank; the right end of the air inlet end is fixedly connected to the lower end of the heat exchange mechanism, and the middle of a pipe of the air inlet end is fixedly connected to the lower side of the side face of the water tank; the filter is fixedly connected to the middle of the air inlet end; the heat energy transmission pipe is fixedly connected to the tail end of the air outlet end; the inside fixedly connected with three stoving trays of stoving case, and the both sides welding of stoving tray is in the middle of heat energy transmission pipe.

Furthermore, the water tank is a double-layer structure formed by welding a heat-insulating layer and an inner tank, the upper end of the water tank is fixedly connected with a water inlet pipe, and the lower side of the side wall of the water tank is fixedly connected with a water outlet pipe.

Furthermore, the heat exchange mechanism comprises a heat dissipation plate and a stand column, the heat exchange mechanism is a spiral stainless steel guide pipe, the outer side of the heat exchange mechanism is provided with a spiral stainless steel thin-wall outer edge heat dissipation plate, the stand column is fixedly connected to the middle of the heat exchange mechanism, and the outer edge of the outer edge heat dissipation plate contacts with the inner surface of the inner tank of the water tank.

Furthermore, the heat energy transmission pipe comprises a heat transfer pipe and an exhaust pipe, wherein three square holes are formed in the right pipe wall of the heat transfer pipe, and three square holes are formed in the left pipe wall of the exhaust pipe.

Furthermore, the drying tray is a box body with a hollow structure, and square holes are formed in the drying tray from two sides of the drying tray and are connected with the inside of the drying tray.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses structural improvement has been carried out on current power plant's heat recovery utilizes device, mainly embodied: the water tank internally mounted of this structure has heat exchange mechanism, the spiral heating panel on the heat exchange mechanism divides the water tank inner space into spiral pipeline space, pass through electric heating pipeline exhaust hot gas in the spiral pipeline in the heat exchange mechanism, and transmit the heat for spiral heating panel, make spiral heating panel go up to have higher temperature, after through the inside water injection of inlet tube to the water tank, water can flow to the lower extreme of water tank along spiral heating panel, make the in-process of flowing absorb certain heat, the temperature that from this can see the water bottom the water tank is higher than the temperature at water tank top, the water after being heated is accumulated and is saved in the water tank bottom, accessible outlet pipe discharges, the heat of production can be used for heating hot water, usable hot water carries out production and processing or domestic water. In the stoving tray, processing has hollow stoving tray, and heat-transfer pipe and blast pipe are connected to stoving tray both sides, have thermal gas to get into the stoving tray from the heat-transfer pipe, can heat the stoving tray slightly, and gaseous discharge from the blast pipe at last, stoving case can be used to insulation can at ordinary times or produce the operation as miniature stoving case.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the internal structure of the present invention.

Fig. 3 is a front view of the present invention.

Fig. 4 is the structural schematic diagram of the drying tray of the utility model.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a water tank; 101. a heat-insulating layer; 102. an inner box; 103. a water inlet pipe; 104. a water outlet pipe; 2. a drying box; 3. an air inlet end; 4. a filter; 5. a heat exchange mechanism; 501. a heat dissipation plate; 502. a column; 6. an air outlet end; 7. a heat energy transmission pipe; 701. a heat transfer tube; 702. an exhaust pipe; 8. and (5) drying the tray.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 4:

the utility model provides a heat energy recycling device of a power plant, which comprises a water tank 1, a drying box 2, an air inlet end 3, a filter 4, an air outlet end 6 and a heat energy transmission pipe 7; the inside of the water tank 1 is fixedly connected with a heat exchange mechanism 5, the water tank 1 is of a double-layer structure formed by welding a heat-insulating layer 101 and an inner tank 102, the upper end of the water tank 1 is fixedly connected with a water inlet pipe 103, and the lower part of the side wall of the water tank 1 is fixedly connected with a water outlet pipe 104, the water tank 1 of the structure is as shown in figure 2, the water tank 1 is of a double-layer structure and can play a role in heat insulation, the water tank 1 is matched with the heat exchange mechanism 5 for use, the outer side surface of a spiral heat-radiating plate 501 is in contact with the inside of the water tank 1, the water tank 1 is divided into spiral space structures, so that injected cold water can flow downwards along with the; the lower end of the air outlet end 6 is fixedly connected to the upper end of the heat exchange mechanism 5, and the middle part of the air outlet end 6 is welded on the upper wall of the water tank 1; the right end of the air inlet end 3 is fixedly connected to the lower end of the heat exchange mechanism 5, and the middle of the pipe of the air inlet end 3 is fixedly connected to the lower side of the side face of the water tank 1; the filter 4 is fixedly connected in the middle of the air inlet end 3; the heat energy transmission pipe 7 is fixedly connected to the tail end of the air outlet end 6; the inside fixedly connected with three stoving trays 8 of stoving case 2, and the welding of the both sides of stoving tray 8 is in the middle of heat energy transmission pipe 7.

Wherein, the heat exchange mechanism 5 comprises a heat radiation plate 501 and a vertical column 502, the heat exchange mechanism 5 is a spiral stainless steel conduit, and the outer side of the heat exchange mechanism 5 is processed with a spiral stainless steel thin-wall outer edge heat radiation plate 501, the middle of the heat exchange mechanism 5 is fixedly connected with the vertical column 502, the outer edge of the heat radiation plate 501 contacts the inner surface of the inner tank 102 of the water tank 1, the heat exchange mechanism 5 of the structure is as shown in fig. 2, the spiral heat radiation plate 501 on the heat exchange mechanism 5 divides the inner space of the water tank 1 into spiral pipeline spaces, the hot air discharged through an electric heating pipeline in the spiral pipeline in the heat exchange mechanism 5 is transmitted to the spiral heat radiation plate 501, so that the spiral heat radiation plate 501 has higher temperature, the water flows through the spiral heat radiation plate 501 for heat exchange, thereby the water temperature at the bottom of the water tank 1 is, the heated water is accumulated at the bottom of the water tank 1 and can be discharged through the water outlet pipe 104, and the generated heat can be used for heating hot water, and can be used for production and processing or domestic water.

The heat energy transmission pipe 7 of the structure is as shown in fig. 4, gas with heat enters the drying tray 8 from the heat transfer pipe 701, the drying tray 8 can be slightly heated, the gas is finally discharged from the exhaust pipe 702, and the drying box 2 can be used for a normal insulation box or a small drying box for production operation.

The specific use mode and function of the embodiment are as follows:

in the utility model, firstly, the air inlet end 3 is connected into the exhaust pipeline of the heating equipment in the power plant, the waste gas with heat is filtered by the filter 4 in the prior art and enters the heat exchange mechanism 5, the hot gas is discharged from the spiral pipeline in the heat exchange mechanism 5 through the electric heating pipeline, and transmits the heat to the spiral heat dissipation plate 501 to make the spiral heat dissipation plate 501 have a higher temperature, and then the cold water is filled in the water inlet pipe 103 to make the water flow downwards along the spiral heat dissipation plate 501, and the heat exchange is performed simultaneously in the flowing process, the water temperature is raised while the heat exchange mechanism 5 is radiating, and then the water temperature at the bottom of the water tank 1 is higher than that at the top of the water tank 1, the heated water is accumulated at the bottom of the water tank 1, can be discharged through the water outlet pipe 104, and the generated heat can be used for heating hot water, and hot water can be used for production and processing or domestic water. Waste gas after preliminary cooling is through giving vent to anger end 6 entering heat energy transmission pipe 7, gets into the stoving tray 8 of stoving case 2 inside, heats stoving tray 8 slightly, and gaseous is discharged from blast pipe 702 at last, and stoving case 2 can be used to insulation can at ordinary times or produces as miniature stoving case, improves thermal utilization in the waste gas, carries out innocent treatment with waste gas at last and discharges.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a power plant's heat recovery utilizes device which characterized in that: comprises a water tank (1), a drying box (2), an air inlet end (3), a filter (4), an air outlet end (6) and a heat energy transmission pipe (7); a heat exchange mechanism (5) is fixedly connected inside the water tank (1); the lower end of the air outlet end (6) is fixedly connected to the upper end of the heat exchange mechanism (5), and the middle part of the air outlet end (6) is welded on the upper wall of the water tank (1); the right end of the air inlet end (3) is fixedly connected to the lower end of the heat exchange mechanism (5), and the middle of a pipe of the air inlet end (3) is fixedly connected to the lower side of the side face of the water tank (1); the filter (4) is fixedly connected to the middle of the air inlet end (3); the heat energy transmission pipe (7) is fixedly connected to the tail end of the air outlet end (6); the inside fixedly connected with three stoving trays (8) of stoving case (2), and the welding of the both sides of stoving tray (8) is in the centre of heat energy transmission pipe (7).

2. The power plant heat energy recovery and utilization device of claim 1, wherein: the water tank (1) is of a double-layer structure formed by welding a heat-insulating layer (101) and an inner tank (102), the upper end of the water tank (1) is fixedly connected with a water inlet pipe (103), and a water outlet pipe (104) is fixedly connected below the side wall of the water tank (1).

3. The power plant heat energy recovery and utilization device of claim 1, wherein: the heat exchange mechanism (5) comprises a heat dissipation plate (501) and a vertical column (502), the heat exchange mechanism (5) is a spiral stainless steel guide pipe, the outer side of the heat exchange mechanism (5) is provided with the spiral stainless steel thin-wall outer edge heat dissipation plate (501), the vertical column (502) is fixedly connected to the middle of the heat exchange mechanism (5), and the outer edge of the outer edge heat dissipation plate (501) is in contact with the inner surface of the inner box (102) of the water tank (1).

4. The power plant heat energy recovery and utilization device of claim 1, wherein: the heat energy transmission pipe (7) comprises a heat transmission pipe (701) and an exhaust pipe (702), wherein three square holes are formed in the pipe wall of the right side of the heat transmission pipe (701), and three square holes are formed in the pipe wall of the left side of the exhaust pipe (702).

5. The power plant heat energy recovery and utilization device of claim 1, wherein: the drying tray (8) is a box body with a hollow structure, and square holes together with the inside are formed in the drying tray (8) from two sides.