CN115992967A - Cold-warm integrated photo-thermal air heating equipment and working method - Google Patents
Cold-warm integrated photo-thermal air heating equipment and working method Download PDFInfo
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- CN115992967A CN115992967A CN202110530592.8A CN202110530592A CN115992967A CN 115992967 A CN115992967 A CN 115992967A CN 202110530592 A CN202110530592 A CN 202110530592A CN 115992967 A CN115992967 A CN 115992967A
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Abstract
The invention discloses a cooling and heating integrated photo-thermal air heating device, which comprises a solar heat absorption box body and a tubular air energy heating device, wherein the solar heat absorption box body comprises a box body, a light-transmitting glass plate is arranged at an opening of the top surface of the box body, and a heat absorption material layer is coated on the inner side of the box body; a partition board is arranged in the box body, an air inlet and an air outlet are arranged on the bottom surface of the box body, and the air inlet and the air outlet are respectively positioned on two sides of the partition board; the air outlet is communicated with the indoor air inlet through an air outlet pipeline, and the air inlet is communicated with the indoor air outlet through an air inlet pipeline; the tubular air energy heating device comprises an air heating pipeline arranged between an air outlet pipeline and an air inlet pipeline, a radiating pipe is arranged in the air heating pipeline, one end of the radiating pipe is a high-temperature high-pressure gas inlet, and the other end of the radiating pipe is a medium outlet after heat exchange. The invention adopts solar energy and air energy to heat in a combined way, realizes functional complementation, and achieves the purposes of fully utilizing energy, saving energy and reducing consumption.
Description
Technical Field
The invention relates to the field of clean energy heating, in particular to a heating and cooling integrated photo-thermal air heating device and a working method thereof.
Background
The country governs environmental pollution and advocates the utilization of wind energy, solar energy, air energy and hydraulic energy. Because wind energy and solar energy are influenced by natural laws, energy cannot be continuously and stably output, and therefore the clean energy utilization rate is too low. In addition, most of the heating systems adopted in the existing market supply heat in a single form, the application is limited, and the heating systems basically adopt fire coal as a heat source, so that the cost is high, and certain pollution and harm are caused to the environment.
At present, some solar heat absorbers adopt resistance type matched heating, and are heated by resistance wires and the like when no sunlight exists, however, the resistance type heating has low energy efficiency, and the solar heat absorber has too high power and energy consumption and is not accepted in the heating industry.
Disclosure of Invention
Based on the technical problems, the invention provides a heating device for heating and cooling integrated photo-thermal air, which adopts solar energy and air energy for combined heating, realizes functional complementation, and achieves the purposes of fully utilizing energy, saving energy and reducing consumption. The invention also provides a working method of the cooling and heating integrated photo-thermal air heating equipment.
The technical scheme adopted by the invention is as follows:
a heating and cooling integrated photo-thermal air heating device comprises a solar heat absorption box body and a tubular air energy heating device, wherein the solar heat absorption box body and the tubular air energy heating device are combined into a whole;
the solar heat absorption box body comprises a box body, wherein the bottom surface of the box body is sealed with the periphery, the top surface of the box body is open, a light-transmitting glass plate is arranged at the open position of the top surface of the box body, and the light-transmitting glass plate seals the open position of the top surface of the box body, so that a closed space is formed inside the box body;
a first heat absorbing material layer is coated on the inner side of the box body;
a partition board is arranged in the box body and is perpendicular to the bottom surface of the box body, one end of the partition board is connected with one side surface of the box body, and a ventilation opening is reserved between the other end of the partition board and the other side surface of the box body;
an air inlet and an air outlet are formed in the bottom surface of the box body and at one end far away from the ventilation opening, and the air inlet and the air outlet are respectively positioned at two sides of the partition plate; the air outlet is communicated with the indoor air inlet through an air outlet pipeline, and the air inlet is communicated with the indoor air outlet through an air inlet pipeline;
the tubular air energy heating device comprises an air heating pipeline, wherein one end of the air heating pipeline is an air inlet, the other end of the air heating pipeline is an air outlet, the air inlet of the air heating pipeline is communicated with an air inlet pipeline, the air outlet of the air heating pipeline is communicated with an air outlet pipeline, and a three-way valve is arranged at the communication part of the air inlet of the air heating pipeline and the air inlet pipeline; a fan is arranged on the air outlet pipeline or the air inlet pipeline;
a radiating pipe is arranged in the wind heating pipeline, one end of the radiating pipe is a high-temperature high-pressure gas inlet, and the other end of the radiating pipe is a medium outlet after heat exchange;
the high-temperature high-pressure gas inlet is connected with the outlet of the compressor through a first conveying pipeline, the medium outlet is connected with the inlet of the heat exchanger through a second conveying pipeline after heat exchange, the outlet of the heat exchanger is connected with the compressor through a third conveying pipeline, and a throttle valve is arranged on the second conveying pipeline.
Preferably, a second heat absorbing material layer is coated on the surface of the separator.
Preferably, a plurality of uniform air flow plates are further arranged at intervals on the bottom surface of the box body, the uniform air flow plates are perpendicular to the bottom surface of the box body, and the uniform air flow plates and the partition plates are arranged in parallel and staggered; and a third heat absorbing material layer is coated on the surface of the uniform air flow plate.
Preferably, a reversing valve is arranged at the outlet of the compressor; the first conveying pipeline and the third conveying pipeline are connected with the reversing valve.
Preferably, the height of the uniform air flow plate is 1/5-1/2 of the height of the partition plate.
Preferably, the radiating pipes are spirally arranged along the length direction of the wind heating pipeline.
Preferably, the gas trend in the radiating pipe and the gas trend in the wind heating pipeline are in reverse convection arrangement.
Preferably, the spiral diameter of the radiating pipe gradually decreases from the air inlet end of the air heating pipeline to the air outlet end of the air heating pipeline.
Preferably, the fan is arranged on the bottom surface of the box body, an outer shell is arranged outside the fan, the outer shell is connected with the box body, and the bottom surface of the outer shell and the bottom surface of the box body are obliquely arranged; the compressor and heat exchanger are also disposed in the outer housing.
The working method of the cooling and heating integrated photo-thermal air heating equipment adopts the heating equipment, and comprises the following steps:
(1) When the sunlight irradiates sufficiently, the three-way valve is switched to enable the air inlet of the air heating pipeline to be closed, and indoor air outlet is discharged through the indoor air outlet and enters the box body through the air inlet pipeline and the air inlet of the box body; sunlight irradiates into the box body through the light-transmitting glass plate, micro molecules in the heat absorbing material layer coated on the inner side of the box body are activated, so that the sunlight is absorbed, a large amount of heat is converted, heated hot air enters a room through the air outlet pipeline and the indoor air inlet, the heat is emitted into the room, and the indoor temperature is increased;
(2) When the sunlight irradiates inadequately or no sunlight irradiates, the three-way valve is switched, so that the air inlet of the air heating pipeline is opened, the air inlet of the box body is closed, indoor air outlet is discharged through the indoor air outlet, and the indoor air outlet enters the air heating pipeline through the air inlet of the air heating pipeline; simultaneously starting the compressor and the heat exchanger to work;
inside the air heating pipeline, the indoor air outlet and the high-temperature high-pressure air pressed out by the compressor are subjected to reverse convection and full heat exchange, heated hot air enters the room through the air outlet of the air heating pipeline, the air outlet pipeline and the indoor air inlet, and the heat is dissipated into the room to improve the indoor temperature;
the high-temperature high-pressure gas pressed out by the compressor is cooled and condensed by the radiating pipe, and then sequentially passes through the throttle valve and the heat exchanger on the second conveying pipeline, and is connected with the inlet of the compressor by the third conveying pipeline for recycling.
The beneficial technical effects of the invention are as follows:
the invention adopts solar energy and air energy to heat in a combined way, realizes functional complementation, and achieves the purposes of fully utilizing energy, saving energy and reducing consumption. The solar energy is free energy which is endowed to human beings by nature, and the invention can be converted into air energy for heating when no solar energy exists, namely, the solar energy and the air energy are combined for use, thus being a perfect complementary combination and also being a heating mode with the lowest energy consumption.
According to measurement and calculation, the invention has higher energy efficiency. The utilization rate of resistance heating is seventy to eighty percent, and the compression type heating mode matched with solar heating is adopted, so that the low-grade heat source in the air is absorbed, the heat efficiency can reach about three hundred percent, and is three to four times of that of resistance heating, the electricity consumption is greatly reduced, and the energy is saved.
In addition, the four-way reversing valve is arranged at the outlet of the compressor, the four-way reversing valve can be used for switching in summer, and cold air is supplied through the compressor and the like, so that the functions are comprehensive.
Drawings
The invention is further described with reference to the drawings and detailed description which follow:
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the case body according to the present invention;
FIG. 3 is a front view of the case body of the present invention;
FIG. 4 is a schematic view of the external structure of the present invention;
FIG. 5 is a rear view of FIG. 4;
FIG. 6 is another angular view of FIG. 4;
FIG. 7 is a top view of FIG. 4;
FIG. 8 is an internal structural view of FIG. 4;
fig. 9 is a schematic view showing a heat radiating pipe arranged in a wind heating pipe according to the present invention;
fig. 10 is a schematic diagram of the structural principle of another embodiment of the present invention.
Detailed Description
Referring to the attached drawings, the cooling and heating integrated photo-thermal air heating equipment comprises a solar heat absorption box body 1 and a tubular air energy heating device 2, wherein the solar heat absorption box body 1 and the tubular air energy heating device 2 are combined into a whole. The solar heat absorption box 1 comprises a box body 3, wherein the bottom surface 301 of the box body 3 is sealed with the periphery 302, the top surface of the box body is open, a light-transmitting glass plate is arranged at the open top surface of the box body, and the light-transmitting glass plate seals the open top surface of the box body, so that a closed space is formed inside the box body. A first heat absorbing material layer is coated on the inner side of the case body 3. The inside at box body 3 is provided with baffle 5, baffle 5 perpendicular to the bottom surface of box body 3, and the one end of baffle 5 is connected with one side of box body, leaves vent 6 between the other end of baffle 5 and the another side of box body. An air inlet 7 and an air outlet 8 are arranged at one end, far away from the ventilation opening, of the bottom surface of the box body, and the air inlet 7 and the air outlet 8 are respectively positioned at two sides of the partition board 5. The air outlet 8 is communicated with the indoor air inlet 10 through an air outlet pipeline 9, and the air inlet 7 is communicated with the indoor air outlet 12 through an air inlet pipeline 11. The tubular air energy heating device 2 comprises an air heating pipeline 13, one end of the air heating pipeline 13 is an air inlet, the other end of the air heating pipeline 13 is an air outlet, the air inlet of the air heating pipeline 13 is communicated with an air inlet pipeline 11, and the air outlet of the air heating pipeline 13 is communicated with an air outlet pipeline 9. A three-way valve 14 is arranged at the communication part of the air inlet of the air heating pipeline 13 and the air inlet pipeline. A fan 15 is provided on the air intake duct 11. A radiating pipe 16 is arranged in the wind heating pipeline 13, one end of the radiating pipe 16 is a high-temperature high-pressure gas inlet, and the other end of the radiating pipe 16 is a medium outlet after heat exchange. The high-temperature high-pressure gas inlet is connected with the outlet of the compressor 18 through a first conveying pipeline 17, the medium outlet is connected with the inlet of the heat exchanger 20 through a second conveying pipeline 19 after heat exchange, the outlet of the heat exchanger 20 is connected with the compressor 18 through a third conveying pipeline 21, and a throttle valve 22 is arranged on the second conveying pipeline.
The invention adopts solar energy and air energy to heat in a combined way, realizes functional complementation, and achieves the purposes of fully utilizing energy, saving energy and reducing consumption. The solar energy is free energy which is endowed to human beings by nature, and the invention can be converted into air energy for heating when no solar energy exists, namely, the solar energy and the air energy are combined for use, thus being a perfect complementary combination and also being a heating mode with the lowest energy consumption.
The working method of the cooling and heating integrated photo-thermal air heating equipment adopts the heating equipment, and comprises the following steps:
(1) When the sunlight irradiation is sufficient, the three-way valve 14 is switched, so that the air inlet of the air heating pipeline 13 is closed, and indoor air outlet is discharged through the indoor air outlet and enters the box body 3 through the air inlet pipeline and the air inlet of the box body. Sunlight irradiates into the box body through the light-transmitting glass plate 4, and micro molecules in the heat absorbing material layer coated on the inner side of the box body are activated, so that the sunlight is absorbed, a large amount of heat is converted, heated hot air enters the room through the air outlet pipeline 9 and the indoor air inlet, the heat is emitted into the room, and the indoor temperature is improved.
(2) When the sunlight is insufficient or no sunlight is irradiated, the three-way valve 14 is switched, so that the air inlet of the air heating pipeline 13 is opened, the air inlet of the box body 3 is closed, indoor air outlet is discharged through the indoor air outlet, and the indoor air outlet enters the air heating pipeline 13 through the air inlet of the air inlet pipeline and the air inlet of the air heating pipeline. Simultaneously, the compressor 18 and the heat exchanger 20 are started to operate.
Inside the air heating pipeline 13, the indoor air outlet and the high-temperature high-pressure air pressed out by the compressor are subjected to reverse convection and full heat exchange, heated and warmed hot air enters the room through the air outlet of the air heating pipeline 13, the air outlet pipeline and the indoor air inlet, and the heat is dissipated into the room, so that the indoor temperature is increased.
The high-temperature high-pressure gas pressed out by the compressor 18 is cooled and condensed by the radiating pipe 16, and then sequentially passes through the throttle valve 22 and the heat exchanger 20 on the second conveying pipeline, and is connected with the inlet of the compressor by the third conveying pipeline for recycling.
As a further design of the invention, a second heat absorbing material layer is applied to the surface of the separator 5. The invention adopts the mode that the top of the box body is provided with the light-transmitting glass plate and the interior is coated with the heat absorbing material layer, can better transfer solar heat energy to flowing air and exchange heat with indoor heat, and has the advantages of high heat absorbing efficiency, reduced raw material use, low manufacturing cost, portability, convenient installation and the like. The heat absorbing material layer is coated on the surface of the partition board to further increase the heat absorbing area.
Furthermore, a plurality of uniform air flow plates 4 are arranged on the bottom surface of the box body 3 at intervals, the uniform air flow plates 4 are perpendicular to the bottom surface of the box body, and the uniform air flow plates and the partition plates are arranged in parallel and staggered. The height of the uniform air flow plate 4 is 1/5-1/2 of the height of the partition plate. A third heat absorbing material layer is coated on the surface of the uniform air flow plate 4.
According to the invention, the plurality of uniform air flow plates 4 are arranged in the box body 3, the vertical heights of the uniform air flow plates 4 are limited, and the like, so that on one hand, the effects of uniformly distributing guide air flow and increasing the heat absorption efficiency of air can be achieved, on the other hand, the coating area of the heat absorption material layer can be increased, and the heat absorption efficiency of air can be further increased.
The first heat absorbing material layer, the second heat absorbing material layer and the third heat absorbing material layer may be coated with the same kind of heat absorbing material or coated with different kinds of heat absorbing material. The heat absorbing material can be polymer heat absorbing material.
Further, the heat dissipating pipes 16 are spirally arranged along the length direction of the wind heating pipe 13. The gas trend in the radiating pipe 16 and the gas trend in the wind heating pipeline 13 are in reverse convection arrangement. And the spiral diameter of the radiating pipe 16 gradually decreases from the air inlet end of the air heating pipeline to the air outlet end of the air heating pipeline.
According to the invention, the radiating pipe 7 is spirally coiled in the wind heating pipeline, so that the radiating area can be increased; the spiral diameter of the radiating pipe is gradually reduced from the air inlet end of the air heating pipeline to the air outlet end of the air heating pipeline, so that air flow enters from the center of the radiating pipe, the spiral diameter of the radiating pipe is gradually reduced, the air flow overflows from a pitch gap of the radiating pipe, and the heat exchange effect can be further improved. And then the reverse convection of the air flow in the radiating pipe and the air flow in the air heating pipeline is matched, so that the indoor air to be flown in can be subjected to rapid heat exchange and temperature rise, and the heating effect and the heating efficiency are improved.
Further, the four-way reversing valve 24 is arranged at the outlet of the compressor 18, and the first conveying pipeline 17 and the third conveying pipeline 21 are connected with the four-way reversing valve 24. As shown in fig. 10, by adding the four-way reversing valve 24, the heating device can also have the function of cooling and refrigerating in summer, namely by switching the four-way reversing valve 24, the direction of the medium is changed, so that the heat exchanger 20 is converted into a condenser from an evaporator, the condensed medium enters the radiating pipe 16 to exchange heat with hot air in the air heating pipeline 13, and the cooled air flow in the air heating pipeline 13 circulates into the room to cool under the action of the fan 15.
Still further, the fan 15 is disposed on the bottom surface of the box body 3, an outer casing 23 is disposed outside the fan, the outer casing 23 is connected with the box body, and the bottom surface of the outer casing is obliquely disposed with the bottom surface of the box body. The compressor 18 and the heat exchanger 20 are also arranged in the outer housing. Like this, heating equipment overall structure is compact, and when shell 23 normally places in ground, the bottom surface 2301 and the ground laminating of shell 23, and the heat absorption box body is in the tilt state just, and the direction of irradiation of sunlight has structural design rationally, advantage such as the installation of being convenient for.
The parts not described in the above modes can be realized by adopting or referring to the prior art.
It should be noted that, under the teaching of the present specification, any equivalent or obvious modification made by those skilled in the art should fall within the scope of the present invention.
Claims (10)
1. A heating and cooling integrated photo-thermal air heating device is characterized in that: the solar energy heat-absorbing box body and the tubular air energy heat supply device are combined into a whole;
the solar heat absorption box body comprises a box body, wherein the bottom surface of the box body is sealed with the periphery, the top surface of the box body is open, a light-transmitting glass plate is arranged at the open position of the top surface of the box body, and the light-transmitting glass plate seals the open position of the top surface of the box body, so that a closed space is formed inside the box body;
a first heat absorbing material layer is coated on the inner side of the box body;
a partition board is arranged in the box body and is perpendicular to the bottom surface of the box body, one end of the partition board is connected with one side surface of the box body, and a ventilation opening is reserved between the other end of the partition board and the other side surface of the box body;
an air inlet and an air outlet are formed in the bottom surface of the box body and at one end far away from the ventilation opening, and the air inlet and the air outlet are respectively positioned at two sides of the partition plate; the air outlet is communicated with the indoor air inlet through an air outlet pipeline, and the air inlet is communicated with the indoor air outlet through an air inlet pipeline;
the tubular air energy heating device comprises an air heating pipeline, wherein one end of the air heating pipeline is an air inlet, the other end of the air heating pipeline is an air outlet, the air inlet of the air heating pipeline is communicated with an air inlet pipeline, the air outlet of the air heating pipeline is communicated with an air outlet pipeline, and a three-way valve is arranged at the communication part of the air inlet of the air heating pipeline and the air inlet pipeline; a fan is arranged on the air outlet pipeline or the air inlet pipeline;
a radiating pipe is arranged in the wind heating pipeline, one end of the radiating pipe is a high-temperature high-pressure gas inlet, and the other end of the radiating pipe is a medium outlet after heat exchange;
the high-temperature high-pressure gas inlet is connected with the outlet of the compressor through a first conveying pipeline, the medium outlet is connected with the inlet of the heat exchanger through a second conveying pipeline after heat exchange, the outlet of the heat exchanger is connected with the compressor through a third conveying pipeline, and a throttle valve is arranged on the second conveying pipeline.
2. A cold and warm integrated photo-thermal air heating apparatus as defined in claim 1, wherein: a second heat absorbing material layer is coated on the surface of the separator.
3. A cold and warm integrated photo-thermal air heating apparatus as defined in claim 1, wherein: the bottom surface of the box body is also provided with a plurality of uniform air flow plates at intervals, the uniform air flow plates are perpendicular to the bottom surface of the box body, and the uniform air flow plates and the partition plates are arranged in parallel and staggered; and a third heat absorbing material layer is coated on the surface of the uniform air flow plate.
4. A cold and warm integrated photo-thermal air heating apparatus as defined in claim 1, wherein: a reversing valve is arranged at the outlet of the compressor; the first conveying pipeline and the third conveying pipeline are connected with the reversing valve.
5. A cold and warm integrated photo-thermal air heating apparatus as defined in claim 1, wherein: the height of the uniform air flow plate is 1/5-1/2 of the height of the partition plate.
6. A cold and warm integrated photo-thermal air heating apparatus as defined in claim 1, wherein: the radiating pipes are spirally arranged along the length direction of the wind heating pipeline.
7. A cold and warm integrated photo-thermal air heating apparatus as defined in claim 1, wherein: the gas trend in the radiating pipe and the gas trend in the wind heating pipeline are in reverse convection arrangement.
8. A cold and warm integrated photo-thermal air heating apparatus as defined in claim 1, wherein: the spiral diameter of the radiating pipe gradually decreases from the air inlet end of the air heating pipeline to the air outlet end of the air heating pipeline.
9. A cold and warm integrated photo-thermal air heating apparatus as defined in claim 1, wherein: the fan is arranged on the bottom surface of the box body, an outer shell is arranged outside the fan, the outer shell is connected with the box body, and the bottom surface of the outer shell and the bottom surface of the box body are obliquely arranged; the compressor and heat exchanger are also disposed in the outer housing.
10. A method of operating a heating apparatus for air heating with integrated cooling and heating, employing a heating apparatus as claimed in any one of claims 1 to 9, comprising the steps of:
(1) When the sunlight irradiates sufficiently, the three-way valve is switched to enable the air inlet of the air heating pipeline to be closed, and indoor air outlet is discharged through the indoor air outlet and enters the box body through the air inlet pipeline and the air inlet of the box body; sunlight irradiates into the box body through the light-transmitting glass plate, micro molecules in the heat absorbing material layer coated on the inner side of the box body are activated, so that the sunlight is absorbed, a large amount of heat is converted, heated hot air enters a room through the air outlet pipeline and the indoor air inlet, the heat is emitted into the room, and the indoor temperature is increased;
(2) When the sunlight irradiates inadequately or no sunlight irradiates, the three-way valve is switched, so that the air inlet of the air heating pipeline is opened, the air inlet of the box body is closed, indoor air outlet is discharged through the indoor air outlet, and the indoor air outlet enters the air heating pipeline through the air inlet of the air heating pipeline; simultaneously starting the compressor and the heat exchanger to work;
inside the air heating pipeline, the indoor air outlet and the high-temperature high-pressure air pressed out by the compressor are subjected to reverse convection and full heat exchange, heated hot air enters the room through the air outlet of the air heating pipeline, the air outlet pipeline and the indoor air inlet, and the heat is dissipated into the room to improve the indoor temperature;
the high-temperature high-pressure gas pressed out by the compressor is cooled and condensed by the radiating pipe, and then sequentially passes through the throttle valve and the heat exchanger on the second conveying pipeline, and is connected with the inlet of the compressor by the third conveying pipeline for recycling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110530592.8A CN115992967A (en) | 2021-05-15 | 2021-05-15 | Cold-warm integrated photo-thermal air heating equipment and working method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110530592.8A CN115992967A (en) | 2021-05-15 | 2021-05-15 | Cold-warm integrated photo-thermal air heating equipment and working method |
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| Publication Number | Publication Date |
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| CN115992967A true CN115992967A (en) | 2023-04-21 |
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| CN202110530592.8A Pending CN115992967A (en) | 2021-05-15 | 2021-05-15 | Cold-warm integrated photo-thermal air heating equipment and working method |
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| CN (1) | CN115992967A (en) |
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2021
- 2021-05-15 CN CN202110530592.8A patent/CN115992967A/en active Pending
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