CN212843071U

CN212843071U - Double-channel forced air cooling energy comprehensive utilization device

Info

Publication number: CN212843071U
Application number: CN202020958859.4U
Authority: CN
Inventors: 裴英翔
Original assignee: BEIJING YINGXIANGBORUI REFRACTORY TECHNOLOGY CO LTD
Current assignee: BEIJING YINGXIANGBORUI REFRACTORY TECHNOLOGY CO LTD
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-03-30
Anticipated expiration: 2030-05-29

Abstract

The utility model discloses a double-channel forced air cooling energy comprehensive utilization device, which comprises a first heat conduction pipe, a second heat conduction pipe and an external air guide pipe; the second heat conduction pipe is sleeved on the outer side of the first heat conduction pipe, the external air guide pipe is sleeved on the outer side of the second heat conduction pipe, so that an industrial circulating water circulation channel is formed between the first heat conduction pipe and the second heat conduction pipe, an external air circulation channel is formed between the second heat conduction pipe and the external air guide pipe, and a central air circulation channel is formed in the first heat conduction pipe; fans are arranged at the air inlet ends of the external air circulation channel and the central air circulation channel; an industrial water inlet and an industrial water outlet are respectively arranged on the upstream side and the downstream side of the industrial circulating water flow channel.

Description

Double-channel forced air cooling energy comprehensive utilization device

Technical Field

The utility model relates to an energy technical field, especially a binary channels forced air cooling energy comprehensive utilization device.

Background

Water cooling towers or towers are a common industrial cooling device. The working principle of the device is that the air blown in and the water sprinkled from the air form convection to discharge a heat source, and part of water is evaporated in the convection to take away corresponding latent heat of evaporation. Thereby lowering the temperature of the water.

However, the existing cooling tower has many defects, for example, in the case of the split cooling tower, circulating water is sprayed onto a glass fiber filler in a spraying manner, heat exchange is achieved through contact between water and air, a fan drives airflow circulation in the tower, hot airflow after heat exchange with water is taken out, so that cooling is achieved, but the water is in direct contact with the air, a humid environment is formed in the tower, microorganisms can be gathered in the filler, and the filler is difficult to clean. In addition, if the spraying is not uniform, the problems of non-uniform heat exchange, low efficiency and the like can be caused.

Therefore, the utility model is especially provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a binary channels forced air cooling energy comprehensive utilization device can overcome the defect that current cooling tower, cooling tower exist, promotes energy utilization efficiency.

In order to solve the above problems, an embodiment of the present invention provides a dual-channel forced air cooling energy comprehensive utilization device, which includes a first heat pipe, a second heat pipe and an external air guide pipe; the second heat conduction pipe is sleeved on the outer side of the first heat conduction pipe, the external air guide pipe is sleeved on the outer side of the second heat conduction pipe, so that an industrial circulating water circulation channel is formed between the first heat conduction pipe and the second heat conduction pipe, an external air circulation channel is formed between the second heat conduction pipe and the external air guide pipe, and a central air circulation channel is formed in the first heat conduction pipe;

fans are arranged outside the air inlets of the external air circulation channel and the central air circulation channel; an industrial water inlet and an industrial water outlet are respectively arranged on the upstream side and the downstream side of the industrial circulating water flow channel.

Furthermore, the fan is a hydrodynamic fan powered by the residual pressure of the cooled industrial water pump.

Further, the inside and/or the outside of the first heat conduction pipe is/are provided with high-efficiency heat exchange fins. The heat exchange fins can be high-efficiency heat exchange fins provided by Beijing Yingxiang Borui refractory material science and technology Limited.

Further, the heat exchange fins are connected with the first heat conduction pipe in a full-welding mode.

Further, heat exchange fins are arranged inside and/or outside the second heat conduction pipe. The heat exchange fins can be high-efficiency heat exchange fins provided by Beijing Yingxiang Borui refractory material science and technology Limited.

Further, the heat exchange fins are connected with the second heat conduction pipe in a full-welding mode.

Furthermore, an air guide cone hopper is arranged at an air inlet of the central air circulation channel.

Furthermore, the upper end and the lower end of the first heat conduction pipe are respectively connected with a heating water inlet and a heating water outlet; a first detachable sealing device is arranged between the air inlet of the central air circulation channel and the heating water inlet, and a second detachable sealing device is arranged between the air outlet of the central air circulation channel and the heating water outlet.

Furthermore, an air outlet of the first heat conduction pipe is provided with a lengthened section.

Compared with the prior art, the utility model discloses a following beneficial effect has: and the air cooling is carried out by adopting internal and external double channels, so that the wind power resource is fully utilized, and the comprehensive utilization of energy is realized. The industrial water does not contact with the air flow in the cooling process, and microorganisms which are difficult to clean are not generated, so that the pollution removal cost is reduced. Because the device operates in a closed environment without water loss, a large amount of water resources are saved. In winter, the waste heat can be used for heating, and energy is saved. In an optimal mode, a blind plate or an electric valve which is manually assembled and disassembled can be used for switching between air cooling and heating modes, and the full-season utilization of the device is realized.

Drawings

Fig. 1 is a schematic view of the dual-channel forced air-cooling energy comprehensive utilization device provided by the embodiment of the present invention.

Fig. 2 is a schematic cross-sectional view of a dual-channel forced air-cooling energy comprehensive utilization device provided by an embodiment of the present invention;

in the figure: 1-a hydrodynamic fan; 2, wind guide cone buckets; 3-heating water inlet; 4-industrial water outlet; 5-external air guide pipe; 6-a first heat conduction pipe; 7-a second heat pipe; 8-industrial water inlet; 9-a heating water outlet; 10-a lengthening section; 11-central air flow channel; 12-an industrial circulating water circulation channel; 13-an external air circulation channel; 14-a first blind plate; 15-a second blind plate; 17-a first inner fin; 18-a first outer fin; 19-a second inner fin; 20-second outer fins.

Detailed Description

The principles and spirit of the present invention will be described with reference to a number of exemplary embodiments shown in the drawings. It should be understood that these embodiments are described only to enable those skilled in the art to better understand the invention and to implement the invention, and are not intended to limit the scope of the invention in any way.

Referring to fig. 1, an embodiment of the present invention provides a dual-channel forced air cooling energy comprehensive utilization device, including a first heat pipe 6, a second heat pipe 7 and an external air guiding pipe 5, wherein the second heat pipe 7 is sleeved on the outside of the first heat pipe 6, the external air guiding pipe 5 is sleeved on the outside of the second heat pipe 7, and the external air guiding pipe 5 on the outermost side can also play a role of shielding sunlight.

First heat pipe 6 is internally provided with a central air flow channel 11, a gap between first heat pipe 6 and second heat pipe 7 is provided with an industrial circulating water flow channel 12, and an external air flow channel 13 is provided between second heat pipe 7 and external air guide pipe 5.

One end of the second heat conduction pipe 7 is connected with an industrial water inlet 8, which is a water inlet of the industrial circulating water circulation channel 12, and the other end of the second heat conduction pipe 7 is connected with an industrial water outlet 4, which is an outlet of the industrial circulating water circulation channel 12.

One end of the external air guide pipe 5 is provided with a hydrodynamic fan 1. The windward end of the first heat conduction pipe 6 is away from the windward end of the external air guiding pipe 5 by a certain distance, and the windward end of the first heat conduction pipe 6, namely the windward end of the central air circulation channel 11, is provided with the air guiding cone bucket 2, an opening of the air guiding cone bucket 2 gradually shrinks towards the inside of the first heat conduction pipe 6, so that the airflow from the hydrodynamic fan 1 is led into the inside of the first heat conduction pipe 6 more intensively, and the heat exchange efficiency inside the first heat conduction pipe 6 is improved.

The water led out from the industrial water outlet 4 is cooled water, and the cooled effluent water can be returned to the hydrodynamic fan 1 to provide power for the hydrodynamic fan 1. For example, the hydrodynamic fan 1 generally includes two parts, i.e., a water turbine shaft and a fan, and a cooling water flow passage may be provided at an outer side of the hydrodynamic fan 1 to move the hydrodynamic fan 1 when the cooling water flow passage flows through the water turbine shaft of the hydrodynamic fan 1.

In other embodiments, the hydrodynamic fan 1 may be replaced by other types of fans.

On the other hand, a heating water inlet 3 and a heating water outlet 9 are connected to the upper and lower ends of first heat transfer pipe 6, respectively. A first blind plate 14 is arranged between an air inlet (namely an air inlet of the central air flowing channel 11) of the first heat conduction pipe 6 and the heating water inlet 3, a second blind plate 15 is arranged between an air outlet (namely an air outlet of the central air flowing channel) of the first heat conduction pipe 6 and the heating water outlet 9, the first blind plate 14 and the second blind plate 15 can be installed in a manual mode, and in a heating season, the air inlet and the air outlet of the first heat conduction pipe 6 are sealed by the first blind plate 14 and the second blind plate 15 and used for flowing heating water, so that the heating effect in winter is achieved. When the heating season is over, the first blind plate 14 and the second blind plate 15 are removed, and the air cooling mode is switched back. Two kinds of modes alternate use, can both effectively utilize this device in each season, promoted the utilization efficiency of device. The first blind plate 14 and the second blind plate 15 may be replaced by other sealing devices, such as valves.

An extended section 10 can be additionally arranged on the air outlet of the first heat conduction pipe 6 and used for generating pulling force to central wind or additionally arranging an unpowered fan.

The first heat conduction pipe 6 and the second heat conduction pipe 7 provided by this embodiment are both pipes having inner and outer heat exchange fins. The first heat conduction pipe 6 is provided with a plurality of first inner fins 17 inside, the first inner fins 17 are arranged inside the first heat conduction pipe 6 in a certain regular and form manner, if the first inner fins 17 are two rows, the first inner fins are respectively connected to two semicircular inner walls of the first heat conduction pipe 6, and a certain distance is reserved between the two rows of first inner fins 17. A plurality of first outer fins 18 are arranged at intervals along the circumferential surface outside the first heat transfer pipe 6, the first outer fins 18 are at an angle to the outer wall of the first heat transfer pipe 6, and in this embodiment, each first outer fin 18 is substantially perpendicular to the outer wall of the first heat transfer pipe 6.

In this embodiment, a plurality of second inner fins 19 are provided at intervals along the circumferential surface on the inner wall of the second heat transfer pipe 7, and the second inner fins 19 and the first outer fins 18 are offset from each other. A plurality of second outer fins 20 are provided at intervals along the circumferential surface on the outer side of the second heat transfer pipe 7.

It should be understood that the number and arrangement shape of the fins are not limited to those in the present embodiment, and other configurations may be adopted as long as the heat exchange efficiency can be improved. Each fin can be fixed on the inner wall or the outer wall of the pipeline in a welding mode, and the welding mode can be full welding.

Specifically, the heat exchange fin may have a structure described in chinese patent publications CN110145956A and CN110345800A, which was invented by the inventor.

In this embodiment, first heat pipe 6 and second heat pipe 7 all have the heat transfer fin of inside and outside both sides, make full use of intraductal and the limited space between the pipe, promoted the efficiency of heat transfer.

First heat pipe 6 and second heat pipe 7 are preferably made of a material that conducts heat well, such as various metals. The outer air guide pipe can be made of plastic.

The device of the embodiment is an independent unit, and a plurality of units are connected in series for use, so that the device can be used for scenes with larger heat exchange amount. The device of this embodiment can replace cooling tower, cooling tower etc. and use as the equipment for industrial water cooling, inside and outside binary channels forced air cooling, make full use of natural wind, promoted cooling efficiency.

When the industrial circulating water cooling device is used, industrial circulating water is introduced into the industrial circulating water circulation channel 12, the hydrodynamic fan 1 is started, air is guided into the central air circulation channel 11 and the outer air flow channel, and the industrial circulating water is cooled. By using the device, the industrial circulating water can be reduced from 45 ℃ to below 32 ℃. And when the heating season in winter comes, the first blind plate 14 and the second blind plate 15 are additionally arranged and used for circulation of heating water.

The present invention has been described in detail with reference to specific embodiments, and the description of the embodiments is only for the purpose of helping understanding the core idea of the present invention. It should be understood that any obvious modifications, equivalents and other improvements made by those skilled in the art without departing from the spirit of the present invention are intended to be included within the scope of the present invention.

Claims

1. The double-channel forced air cooling energy comprehensive utilization device is characterized by comprising a first heat-conducting pipe, a second heat-conducting pipe and an external air-guiding pipe; the second heat conduction pipe is sleeved on the outer side of the first heat conduction pipe, the external air guide pipe is sleeved on the outer side of the second heat conduction pipe, so that an industrial circulating water circulation channel is formed between the first heat conduction pipe and the second heat conduction pipe, an external air circulation channel is formed between the second heat conduction pipe and the external air guide pipe, and a central air circulation channel is formed in the first heat conduction pipe;

2. The dual channel forced air cooling energy comprehensive utilization device as claimed in claim 1, wherein the fan is a hydrodynamic fan powered by the residual pressure of the cooled industrial water pump.

3. The dual-channel forced air cooling energy comprehensive utilization device as claimed in claim 1, wherein heat exchange fins are arranged inside and/or outside the first heat conduction pipe.

4. The dual-channel forced air cooling energy comprehensive utilization device as claimed in claim 3, wherein the heat exchange fins are connected with the first heat conduction pipe in a full-welded manner.

5. The dual-channel forced air cooling energy comprehensive utilization device as claimed in claim 1, wherein heat exchange fins are arranged inside and/or outside the second heat conduction pipe.

6. The dual-channel forced air cooling energy comprehensive utilization device as claimed in claim 5, wherein the heat exchange fins are connected with the second heat conduction pipe in a full-welded manner.

7. The dual-channel forced air cooling energy comprehensive utilization device as claimed in claim 1, wherein an air guide cone hopper is arranged at an air inlet of the central air circulation channel.

8. The dual-channel forced air cooling energy comprehensive utilization device according to claim 1, wherein the upper end and the lower end of the first heat conduction pipe are respectively connected with a heating water inlet and a heating water outlet; a first detachable sealing device is arranged between the air inlet of the central air circulation channel and the heating water inlet, and a second detachable sealing device is arranged between the air outlet of the central air circulation channel and the heating water outlet.

9. The dual-channel forced air cooling energy comprehensive utilization device as claimed in claim 1, wherein an extended section is arranged at an air outlet of the first heat conduction pipe, and an unpowered fan device is additionally arranged.