CN209978406U

CN209978406U - Finned tube heat exchange solar hot air collector

Info

Publication number: CN209978406U
Application number: CN201920457372.5U
Authority: CN
Inventors: 许星; 钟同家
Original assignee: Jiangsu Xingya New Energy Technology Co Ltd
Current assignee: Jiangsu Xingya New Energy Technology Co Ltd
Priority date: 2019-04-04
Filing date: 2019-04-04
Publication date: 2020-01-21
Anticipated expiration: 2029-04-04

Abstract

The utility model provides a fin tube heat transfer solar hot air heat collector, including heat transfer module and a plurality of thermal-collecting tubes, heat transfer module is by interior outside to including being pipy inner bag, heat preservation and shell, the shell is worn out at the inner bag both ends, the heat preservation is located the clearance between inner bag and the shell, the inner bag side is opened has and is supplied thermal-collecting tube male hole, the shell side is opened there is the male outer hole of confession thermal-collecting tube, the thermal-collecting tube includes glass pipe and the heat transfer metal superconducting heat pipe that is located glass pipe, be connected with heat pipe aluminium fin between glass pipe and the heat transfer metal superconducting heat pipe, the outer hole of grafting in shell in the glass pipe tip, the tip that heat transfer metal superconducting heat pipe is located the inner bag has the condensation end that is used for exchanging heat, the condensation. The condensing end of the heat exchange metal superconducting heat pipe is circumferentially provided with the heat transfer fins, so that the heat exchange area of the condensing end of the heat exchange metal superconducting heat pipe is increased through the heat transfer fins, and the heat energy conversion efficiency is improved.

Description

Finned tube heat exchange solar hot air collector

Technical Field

The utility model belongs to the technical field of solar collector, a fin tube heat transfer solar hot air heat collector is related to.

Background

Solar energy is inexhaustible energy and has the advantages of wide distribution range, no need of mining and transportation and the like. Solar heat utilization is one of the main ways of solar energy utilization, and is very beneficial to protecting human living conditions and carrying out sustainable development. The solar hot air heat collector can be divided into a glass tube wall direct heat exchange hot air type and a metal superconducting heat exchange hot air type, and compared with the glass tube wall direct heat exchange hot air type solar heat collector, the metal superconducting heat exchange hot air type solar heat collector has the advantages of large air outlet pressure, high air outlet temperature, stable and simple regulation temperature and the like, but the existing glass tube wall direct heat exchange hot air type solar heat collector generally has the problems of low heat exchange efficiency, poor safety performance and the like.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having the above-mentioned problem to current technique, provided a novel superconductive finned tube heat transfer solar hot air heat collector, possess higher heat exchange efficiency and security performance.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a fin pipe heat transfer solar hot air collector, including heat transfer module and a plurality of thermal-collecting tubes, a serial communication port, heat transfer module is by inside to outside including being pipy inner bag, heat preservation and shell, the shell is worn out at the inner bag both ends, the heat preservation is located the clearance between inner bag and the shell, open the inner bag side has the interior hole that supplies the thermal-collecting tube male, open the shell side has the outer hole that supplies the thermal-collecting tube male, the thermal-collecting tube includes glass pipe and the heat transfer metal superconducting heat pipe that is located glass pipe, be connected with heat pipe aluminium fin between glass pipe and the heat transfer metal superconducting heat pipe, the outer hole of grafting in the shell in glass pipe end portion, the tip that heat transfer metal superconducting heat pipe is located the inner bag has the condensation end that is used for.

Sunlight irradiates on the heat pipe aluminum fins through the glass tubes, heat is transferred to the heat exchange metal superconducting heat pipe through the heat pipe aluminum fins, heat is dissipated through the condensation end, air passing through the inner container is heated, and hot air can be used for indoor heating. The heat preservation effectively reduces the inner bag and carries out the heat exchange with the external world, prevents the heat loss.

Preferably, the heat exchange module is provided with a heat-sensing air-exchange heat dissipation valve which penetrates through the heat exchange module and is used for high-temperature exhaust.

Preferably, the wall thickness of the inner container is 0.5-1mm, the diameter of the condensation end of the heat exchange metal superconducting heat pipe is phi 20 mm-phi 28mm, the length of the condensation end is 120mm-180mm,

preferably, the heat collecting pipe is arranged on one side of the heat exchange module.

Preferably, the heat exchange metal superconducting heat pipe is made of red copper material, and the outer layer of the heat exchange metal superconducting heat pipe is plated with nickel.

Preferably, a silica gel dustproof sealing sleeve is sleeved between the glass tube and the outer hole of the shell, and an air-tight sealing plug is sleeved between the heat exchange metal superconducting heat pipe and the inner hole of the inner container and is made of high-temperature-resistant silica gel materials.

Preferably, the heat-insulating layer consists of an inner heat-insulating heat-radiating diaphragm, an aluminum silicate double-layer aluminum foil and an outer heat-insulating honeycomb interval type polyurethane foaming layer.

Preferably, a temperature measuring hole is formed in the inner container and penetrates through the inner container. A temperature measuring instrument can be inserted into the temperature measuring hole, and the air temperature in the liner can be conveniently collected.

Preferably, the heat transfer fins are formed by a plurality of truncated cone-shaped copper sheets.

As another scheme, the heat transfer fins are spiral copper sheets.

Compared with the prior art, the technical scheme has the following advantages:

1. the heat collecting pipe is inserted into the heat exchange module, the heat exchange metal superconducting heat pipe is arranged in the heat collecting pipe, the condensing end of the heat exchange metal superconducting heat pipe is circumferentially provided with the heat transfer fin, the heat exchange area of the condensing end of the heat exchange metal superconducting heat pipe is increased through the heat transfer fin, the heat energy conversion efficiency is improved, and the corrosion resistance of the heat exchange component is improved.

2. The heat exchange module comprises an inner container, a heat preservation layer and a shell from inside to outside, the thickness of the inner container is set to be 0.5-1mm, the thickness of the inner container is set to be larger, the heat and wind pressure resistance of the heat exchange module is improved, the damaged heat dissipation loss caused by overlarge pressure in the heat exchange module is prevented, a heat induction heat exchange and dissipation valve which penetrates through the heat exchange module and is used for avoiding overhigh temperature of the heat collection pipe is arranged on the heat exchange module, the pressure in the heat exchange module is further adjusted, the heat exchange module and the heat collection pipe are protected, and the high temperature damage in summer is prevented.

Drawings

FIG. 1 is a schematic structural diagram of the finned tube heat exchange solar hot air collector.

FIG. 2 is a schematic sectional structure view of the finned tube heat exchange solar hot air collector.

FIG. 3 is an assembly view of the liner and the heat collecting tube.

Fig. 4 is a schematic view of the internal structure of the heat collecting tube.

Fig. 5 is a schematic structural view of the heat exchange metal superconducting heat pipe according to the first embodiment.

Fig. 6 is a schematic structural diagram of a condensation end of the second embodiment.

In the figure, 1, an inner container; 2. a heat-insulating layer; 3. a housing; 4. a glass tube; 5. a heat exchange metal superconducting heat pipe; 51. a condensing end; 52. a heat transfer fin; 6. a heat pipe aluminum fin; 7. a heat-sensitive air-exchange heat-dissipation valve; 8. a silica gel dustproof sealing sleeve; 9. an air-tight sealing plug.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Example one

As shown in fig. 1-6, the finned tube heat exchange solar hot air collector comprises a heat exchange module and a plurality of heat collecting tubes, wherein the heat exchange module comprises a tubular inner container 1, a heat insulation layer 2 and a shell 3 from inside to outside, two ends of the inner container 1 penetrate out of the shell 3, and the heat insulation layer 2 is positioned in a gap between the inner container 1 and the shell 3.

The side surface of the inner container 1 is provided with an inner hole for inserting the heat collecting pipe, the side surface of the shell 3 is provided with an outer hole for inserting the heat collecting pipe, and the heat collecting pipe is arranged on the single side of the heat exchange module.

The heat-insulating layer 2 consists of an inner heat-insulating thermal radiation diaphragm, an aluminum silicate double-layer aluminum foil and an outer heat-insulating honeycomb interval type polyurethane foaming layer. A temperature measuring hole is arranged in the inner container 1 and penetrates through the inner container 1. A temperature measuring instrument can be inserted into the temperature measuring hole, so that the air temperature in the inner container 1 can be conveniently collected.

The heat collecting tube comprises a glass tube 4 and a heat exchange metal superconducting heat tube 5 positioned in the glass tube 4, a heat tube aluminum fin 6 is connected between the glass tube 4 and the heat exchange metal superconducting heat tube 5, the end part of the glass tube 4 is inserted into an outer hole of the shell 3, the end part of the heat exchange metal superconducting heat tube 5 positioned in the inner container 1 is provided with a condensation end 51 for exchanging heat, the condensation end 51 is circumferentially connected with a heat transfer fin 52 coated with a film, and the heat transfer fin 52 is formed by a plurality of truncated cone-shaped copper sheets.

The heat exchange module is provided with a thermal induction air exchange heat dissipation valve 7 which penetrates through the heat exchange module and is used for high-temperature exhaust.

The wall thickness of the inner container 1 is 0.5-1mm, the diameter of the condensation end 51 of the heat exchange metal superconducting heat pipe 5 is phi 20 mm-phi 28mm, the length of the condensation end 51 is 120mm-180mm, and the heat exchange metal superconducting heat pipe 5 is made of red copper materials and the outer layer is plated with nickel.

A silica gel dustproof sealing sleeve 8 is sleeved between the glass tube 4 and the outer hole of the shell 3, an air-tight sealing plug 9 is sleeved between the heat exchange metal superconducting heat pipe 5 and the inner hole of the inner container 1, and the air-tight sealing plug 9 is made of a high-temperature-resistant silica gel material.

Sunlight irradiates on the heat pipe aluminum fins 6 through the glass tubes 4, heat is transferred to the heat exchange metal superconducting heat pipe 5 through the heat pipe aluminum fins 6, heat is dissipated through the condensation end 51, air passing through the inner container 1 is heated, and hot air can be used for indoor heating. The heat preservation layer 2 effectively reduces the heat exchange between the inner container 1 and the outside and prevents heat loss.

Example two

As shown in fig. 6, the heat transfer fin 52 is a spiral copper sheet, and the heat transfer fin 52 is spirally wound on the outer circumference of the condensation end 51.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a fin pipe heat transfer solar hot air collector, including heat transfer module and a plurality of thermal-collecting tubes, a serial communication port, heat transfer module is by inside to outside including being pipy inner bag, heat preservation and shell, the shell is worn out at the inner bag both ends, the heat preservation is located the clearance between inner bag and the shell, open the inner bag side has the interior hole that supplies the thermal-collecting tube male, open the shell side has the outer hole that supplies the thermal-collecting tube male, the thermal-collecting tube includes glass pipe and the heat transfer metal superconducting heat pipe that is located glass pipe, be connected with heat pipe aluminium fin between glass pipe and the heat transfer metal superconducting heat pipe, the outer hole of grafting in the shell in glass pipe end portion, the tip that heat transfer metal superconducting heat pipe is located the inner bag has the condensation end that is used for.

2. A fin tube heat exchange solar hot-air collector according to claim 1, wherein the heat exchange module is provided with a heat-sensing heat exchange and dissipation valve for high-temperature exhaust, which penetrates through the heat exchange module.

3. A fin tube heat exchange solar hot-air collector as claimed in claim 1, wherein the wall thickness of the inner container is 0.5-1mm, the diameter of the condensation end of the heat exchange metal superconducting heat pipe is 20-28 mm, and the length of the condensation end is 120-180 mm.

4. A fin tube heat exchange solar hot-air collector according to claim 1, wherein the heat collecting tube is arranged on one side of the heat exchange module.

5. A fin tube heat exchange solar hot-air collector according to claim 1, wherein the heat exchange metal super-conducting heat pipe is made of red copper material and the outer layer is plated with nickel.

6. A fin tube heat exchange solar hot-air collector as claimed in claim 1, wherein a silica gel dustproof sealing sleeve is sleeved between the glass tube and the outer hole of the outer shell, and an air-tight sealing plug is sleeved between the heat exchange metal superconducting heat pipe and the inner hole of the inner container, and is made of a high-temperature-resistant silica gel material.

7. A finned tube heat exchange solar hot air collector as claimed in claim 1, wherein the heat insulation layer is composed of an inner heat insulation heat radiation diaphragm, an aluminum silicate double-layer aluminum foil and an outer heat insulation honeycomb spacer polyurethane foam layer.

8. A fin tube heat exchange solar hot air collector as claimed in claim 1, wherein a temperature measuring hole is arranged in the inner container, and the temperature measuring hole penetrates through the inner container.

9. A fin tube heat exchange solar hot-air collector according to claim 1, wherein the heat transfer fin is composed of a plurality of truncated cone-shaped copper sheets.

10. A fin tube heat exchange solar thermal wind collector according to claim 1, wherein the heat transfer fin is a helical copper sheet.