CN209840238U - Low-temperature phase change heat storage and release integrated warmer - Google Patents
Low-temperature phase change heat storage and release integrated warmer Download PDFInfo
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- CN209840238U CN209840238U CN201920423986.1U CN201920423986U CN209840238U CN 209840238 U CN209840238 U CN 209840238U CN 201920423986 U CN201920423986 U CN 201920423986U CN 209840238 U CN209840238 U CN 209840238U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The utility model provides a low temperature phase transition holds, exothermic integral type room heater, the power distribution box comprises a box body, the U-shaped water service pipe, ventilation pipe and fan, set up one at the inside upside of box and go up the division board, the isolation through last division board forms an last plenum at the inside upside of box, set up division board at the inside downside of box, the isolation through division board forms a plenum at the inside downside of box down, be provided with the vent that is used for respectively going up plenum and lower plenum and external world to link up mutually on the box lateral wall, go up the division board, division board and box lateral wall constitute a heat accumulation chamber down, a plurality of U-shaped water service pipes and ventilation pipe setting are in the heat accumulation intracavity, and the upper end of U-shaped water service pipe runs through last division board, corresponding last division board and lower division board are run through respectively to the upper and lower both ends of ventilation pipe, it. In the heat release process of the warmer, the medium-low temperature phase change heat storage material in the warmer directly releases heat to indoor air, so that the heat loss in the heat exchange process is reduced, and the heat utilization rate is improved.
Description
Technical Field
The utility model relates to a low temperature phase transition holds, exothermic integral type room heater.
Background
The building heating energy consumption of the northern area of China currently reaches 2.6 hundred million tons of standard coal per year, and with the continuous development of urbanization of China and the gradual improvement of the living standard of people, the building heating energy consumption of China may break through 4.0 hundred million tons of standard coal per year to 2020. If fossil energy is completely combusted to serve as a supply mode of building heating, the contradiction between energy supply and demand in China is further aggravated, the living environment is worsened, and sustainable development is hindered. The method aims to thoroughly solve the problem of air pollution caused by heating in winter of the building, starts with an energy structure, vigorously develops clean renewable energy for heating, and radically reduces pollution emission of heating of the building.
In order to solve the problem of clean heating of vast urban and rural residents in winter, a large number of heating modes taking clean energy such as electricity, natural gas, solar energy and the like as energy sources are popularized on a large scale. In the prior art, some scholars propose a heating system combining solar energy and a phase-change material, wherein a solar heat collection system or a heat pump system is connected in parallel with a heat storage box body, a circulating water pipeline is arranged in the heat storage box body, a low-temperature phase-change material (the phase-change temperature is generally 0-100 ℃) is filled between the pipeline and a box body shell, when the heating system works, hot water prepared by the system is introduced into the circulating water pipeline through a heat storage circulating water pump, and the low-temperature phase-change material in the box body absorbs heat and melts and is stored in the heat storage box body in a material latent heat mode; when the heating system stops operating, the phase change process that the phase change material in the heat storage box body is changed from liquid state to solid state can be used for heating water in the circulating water pipeline of the heat storage box body, and then the water is introduced into the heating equipment through the heat release circulating water pump, so that the heat release process is completed. The heat source of the heat storage system is a solar heat collection system, the heating cost is greatly reduced, the solar heat collection system is clean and environment-friendly, and the national energy-saving and environment-friendly policies are met, but a heat storage box body is added in the solar heat collection system, the system comprises the solar heat collection system, a heat storage circulating water pump, a heat release circulating water pump, a heat collection water tank, the heat storage box body, an indoor radiator and other equipment, so that the system is complex, the initial investment is increased, the operation is inconvenient, the heat storage and heat release processes are driven by the water pump, the auxiliary power consumption is increased, the heat release process is a multistage heat transfer process in which heat is transferred from a heat storage material → water → air. Chinese patent No. CN104595966B discloses a solar phase-change heat-storage heating system, which comprises a photo-thermal conversion device, a phase-change heat-storage module, a fan, a diffuser, etc., wherein fluid in the photo-thermal conversion device is air, and the air is directly conveyed by the fan for heating in a household, so that the efficiency is greatly improved. In addition, since the density and specific heat of air are much less than those of water, the heat transfer and storage capacity is much less.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a low temperature phase transition holds, exothermic integral type room heater, the hot water that this room heater usable solar energy (or the low ebb electricity drive heat pump at night) was prepared with phase transition energy storage material heating, energy storage, the heat direct heating room air that will store in the heating period again, compare with prior art, the utility model discloses heat storage medium directly is exothermic to room air in the exothermal process, has reduced heat transfer process's heat loss, has low carbon environmental protection, noiselessness, energy saving and emission reduction, advantages such as safe and reliable, and this room heater, compact structure, area is little, and heat storage capacity is strong, and the maintenance cost is low, sparingly uses electricity the running cost, and it is rapid to heat up.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a low temperature phase transition holds, exothermic integral type room heater, includes box, U-shaped water service pipe, ventilation pipe and fan the inside upside of box sets up one and goes up the division board, and the isolation through last division board forms a plenum at the inside upside of box the inside downside of box sets up the division board, forms a plenum at the inside downside of box through the isolation of division board down, is provided with the vent that is used for respectively going up plenum and lower plenum and external world to link up on the box lateral wall, go up division board, lower division board and box lateral wall constitution heat accumulation chamber, it is a plurality of U-shaped water service pipe and ventilation pipe setting are in the heat accumulation intracavity, and the upper end of U-shaped water service pipe runs through go up the division board, and corresponding last division board and lower division board are run through respectively to the upper and lower both ends of ventilation pipe the heat accumulation intracavity is filled with well low temperature phase transition heat accumulation material be provided with in the upper plenum with the inlet tube that the inlet end of U-shaped water service pipe link And the water inlet end of the water inlet pipe and the water outlet end of the water outlet pipe penetrate through the side wall of the box body, and the fan realizes the circulation of external air flow among the upper air chamber, the ventilation pipe and the lower air chamber.
Preferably, a plurality of fins are respectively arranged on the side walls of the U-shaped water passing pipe and the ventilation pipe and are distributed at equal intervals along the axial direction of the U-shaped water passing pipe.
Further, the length direction of the fins is distributed along the radial direction of the U-shaped water passing pipe or the ventilation pipe.
Further, the length direction of the fins is distributed along the axial direction of the U-shaped water passing pipe or the ventilation pipe.
Furthermore, a plurality of heat pipes are arranged in the heat storage cavity, and condensing sections of the heat pipes are positioned in the ventilation pipes.
Preferably, the middle part of the ventilation pipe is distributed in an S-shaped curve shape or a spiral shape.
Preferably, the fan is disposed on a vent of the lower fan.
Furthermore, a conical air guide cover is arranged at the lower part of the ventilation pipe and is positioned in the lower air chamber.
Preferably, the medium-low temperature phase change heat storage material is an inorganic salt hydrate salt phase change material, an inorganic salt phase change material, a metal phase change material or an organic phase change material, and the phase change temperature of the medium-low temperature phase change heat storage material is between 40 and 100 ℃.
The utility model has the advantages that: the utility model discloses can make full use of such clean energy as solar energy or low ebb electricity, directly convert solar energy/electric energy into heat energy, heat accumulation medium directly releases heat to the indoor air in the heat release process, has reduced the heat loss of heat transfer process, has advantages such as low carbon environmental protection, noiselessness, energy saving and emission reduction, safe and reliable, and this room heater, compact structure, area is little, and heat storage capacity is strong, and the maintenance cost is low, saves the power consumption running cost, and the intensification is rapid; the heat exchange capacity between the U-shaped water through pipe and the heat storage material can be improved by arranging the fins, and the heating capacity of the heat storage material to air can be improved by arranging the fins and the heat pipes on the ventilation pipe; can promote the circulation rate of room air in the ventilation pipe through the fan, through the heating efficiency that can improve room air, can improve the air flow in the ventilation pipe through the toper kuppe, then be convenient for indoor rapid heating up.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some of the preferred embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram showing the relative distribution of the U-shaped water pipe, the ventilation pipe and the medium-low temperature phase change heat storage material of the present invention;
FIG. 3 is a schematic structural view of a second embodiment of a vent;
FIG. 4 is a schematic diagram of the relative arrangement of heat pipes and ventilation ducts;
FIG. 5 is a schematic structural view of a second embodiment in which fins are distributed on a U-shaped water tube;
in the figure: the heat-insulation air conditioning system comprises a box body 1, an upper partition plate 11, an upper air chamber 111, a lower partition plate 12, a lower air chamber 121, a 2U-shaped water service pipe, fins 21, a vent pipe 3, a conical air guide sleeve 31, a fan 4, a medium-low temperature phase change heat storage material 5, a water outlet pipe 6, a water inlet pipe 7, a heat pipe 8, a condensation section 81, a ventilation opening 101 and a heat insulation layer 102.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the following specific embodiments and accompanying drawings 1 to 5, and it is obvious that the described embodiments are only a part of the preferred embodiments of the present invention, and not all embodiments. Those skilled in the art can make similar variations without departing from the spirit of the invention, and therefore the invention is not limited by the specific embodiments disclosed below.
The utility model provides a low-temperature phase-change heat storage and release integrated warmer (as shown in figure 1), which comprises a box body 1, U-shaped water service pipes 2, ventilation pipes 3 and a fan 4, wherein the upper side in the box body 1 is provided with an upper isolation plate 11, the upper side in the box body 1 is provided with an upper air chamber 111 through the isolation of the upper isolation plate 11, the lower side in the box body 1 is provided with a lower isolation plate 12, the lower side in the box body 11 is provided with a lower air chamber 121 through the isolation of the lower isolation plate 12, the side walls of the upper isolation plate 11 and the lower isolation plate 12 are hermetically attached to the inner side wall of the box body 1, the side wall of the box body 1 is provided with ventilation openings 101 respectively used for communicating the upper air chamber 11 and the lower air chamber 12 with the outside, the upper isolation plate 11, the lower isolation plate 12 and the side wall of the box body 1 form a heat storage cavity, the heat storage cavity is a sealed cavity, a plurality of, the upper end of the U-shaped water pipe 2 penetrates through the upper isolation plate 11, the upper end and the lower end of the ventilation pipe 3 respectively penetrate through the corresponding upper isolation plate 11 and the corresponding lower isolation plate 12, the heat storage cavity is filled with medium-low temperature phase change heat storage materials 5, a water inlet pipe 7 communicated with the water inlet pipe of the U-shaped water pipe 2 and a water outlet pipe 6 communicated with the water outlet pipe of the U-shaped water pipe 2 are arranged in the upper air chamber 11, the water inlet end of the water inlet pipe 7 and the water outlet end of the water outlet pipe 6 both penetrate through the side wall of the box body 1, in the practical application process, hot water or industrial hot water prepared by a solar heat collector or an air source heat pump or a water source heat pump or an electric boiler directly enters the U-shaped water pipe 2 through the water inlet pipe 7 and then flows out through the water outlet pipe 6, the outflow water is heated again and then circularly enters the U-, hot water flows in the U-shaped water pipe 2, heat is transferred to the medium-low temperature phase change heat storage material 5 through the pipe wall, the solid-phase medium-low temperature phase change heat storage material 5 is gradually melted into a liquid phase, and the medium-low temperature phase change heat storage material 5 is completely melted to complete the phase change heat storage process.
The fan 4 realizes the circulation of external air flow among the upper air chamber 11, the vent pipe 3 and the lower air chamber 121, in the embodiment, the fan 4 is arranged on the vent 101 arranged on the lower air chamber 121, when the medium-low temperature phase change heat storage material 5 releases heat, the fan 4 is used for blowing indoor low-temperature air into the vent pipe 3, the vent pipe 3 absorbs the heat released in the process that the liquid-phase medium-low temperature phase change heat storage material 5 changes direction to the solid-phase medium-low temperature phase change heat storage material 5, and the heat is used for heating the indoor air circulating in the vent pipe, so as to realize indoor heating, further, in order to increase the ventilation volume in the vent pipe 3, a conical draft hood 31 is arranged at the lower part of the vent pipe 3, and the conical draft hood 31 is positioned in the lower air chamber.
In the practical application process, in order to improve the heat exchange capacity between the U-shaped water pipe 2 and the medium-low temperature phase change heat storage material 5 and the heat exchange capacity between the vent pipe 3 and the medium-low temperature phase change heat storage material 5, a plurality of fins 103 are respectively arranged on the side walls of the U-shaped water pipe 2 and the vent pipe 3 and are distributed at equal intervals along the axial direction of the U-shaped water pipe 2, further, the length direction of the fins 103 is distributed along the radial direction of the U-shaped water pipe 2 or the vent pipe 3, or the length direction of the fins 103 is distributed along the axial direction of the U-shaped water pipe 2 or the vent pipe 3, in order to further improve the heating effect of the vent pipe 3 on low-temperature air, a plurality of heat pipes 8 are arranged in the heat storage cavity, the condensation sections 81 of the heat pipes 8 are positioned in the vent pipe 3, and after the evaporation sections of the heat pipes 8 absorb heat from, realize heat release through condensation segment 81 to the realization is to the heating of low temperature air in ventilation pipe 3, for the flow path of extension low temperature air in ventilation pipe 3, so that low temperature air is fully heated, here, makes the middle part of ventilation pipe 3 be S-shaped curve form or heliciform distribution.
The utility model discloses well low temperature phase change heat storage material 5 is inorganic salt hydrate salt phase change material or inorganic salt phase change material or metal phase change material or organic phase change material in, the phase change temperature of well low temperature phase change heat storage material is between 40-100 ℃, when well low temperature phase change heat storage material 5 chooses for use inorganic salt hydrate salt phase change material, it can be Na2SO4 10H2O or Na2S2O3 10H2O or CaCl2 6H2O material, when well low temperature phase change heat storage material 5 chooses for use organic phase change material, it can be the stone wax material.
In order to improve the heat preservation effect of the box body 1, a heat preservation layer 102 is arranged on the outer side wall of the box body 1.
In addition to the technical features described in the specification, the technology is known to those skilled in the art.
The above description is provided for the preferred embodiments and examples of the present invention with reference to the accompanying drawings, but the present invention is not limited to the above embodiments and examples, and it will be apparent to those skilled in the art that various modifications and variations can be made without departing from the spirit of the present invention, and these modifications and variations should be construed as the protection scope of the present invention.
Claims (9)
1. A low-temperature phase-change heat storage and release integrated warmer is characterized by comprising a box body, U-shaped water service pipes, ventilation pipes and a fan, wherein an upper isolation plate is arranged on the upper side in the box body, an upper air chamber is formed on the upper side in the box body through the isolation of the upper isolation plate, a lower isolation plate is arranged on the lower side in the box body, a lower air chamber is formed on the lower side in the box body through the isolation of the lower isolation plate, ventilation openings which are respectively used for communicating the upper air chamber and the lower air chamber with the outside are arranged on the side wall of the box body, the upper isolation plate, the lower isolation plate and the side wall of the box body form a heat storage cavity, a plurality of the U-shaped water service pipes and the ventilation pipes are arranged in the heat storage cavity, the upper ends of the U-shaped water service pipes penetrate through the upper isolation plate, the upper ends and the lower ends of the ventilation pipes, the upper air chamber is internally provided with a water inlet pipe communicated with the water inlet end of the U-shaped water service pipe and a water outlet pipe communicated with the water outlet end of the U-shaped water service pipe, the water inlet end of the water inlet pipe and the water outlet end of the water outlet pipe both penetrate through the side wall of the box body, and the fan realizes the circulation of external air flow among the upper air chamber, the ventilation pipe and the lower air chamber.
2. The integrated low-temperature phase-change heat storage and release warmer as claimed in claim 1, wherein the side walls of the U-shaped water pipe and the vent pipe are respectively provided with a plurality of fins which are distributed at equal intervals along the axial direction of the U-shaped water pipe.
3. The low-temperature phase-change heat storage and release integrated warmer as claimed in claim 2, wherein the length direction of the fins is distributed along the radial direction of the U-shaped water through pipe or the ventilation pipe.
4. The low-temperature phase-change heat storage and release integrated warmer as claimed in claim 2, wherein the length direction of the fins is distributed along the axial direction of the U-shaped water through pipe or the ventilation pipe.
5. The integrated low-temperature phase-change heat storage and release warmer as claimed in claim 2, wherein a plurality of heat pipes are disposed in the heat storage chamber, and the condensation sections of the heat pipes are located inside the ventilation pipes.
6. The low-temperature phase-change heat storage and release integrated warmer as claimed in claim 1, wherein the middle part of the ventilation pipe is distributed in an S-shaped curve or spiral shape.
7. The low-temperature phase-change heat storage and release integrated warmer as claimed in claim 1, wherein the fan is disposed on the vent of the lower fan.
8. The low-temperature phase-change heat storage and release integrated warmer as claimed in claim 7, wherein a conical air guide sleeve is arranged at the lower part of the ventilation pipe and is located in the lower wind chamber.
9. The low-temperature phase-change heat storage and release integrated warmer as claimed in claim 1, wherein the medium-low temperature phase-change heat storage material is an inorganic salt hydrate salt phase-change material, an inorganic salt phase-change material, a metal phase-change material or an organic phase-change material, and the phase-change temperature of the medium-low temperature phase-change heat storage material is between 40 ℃ and 100 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920423986.1U CN209840238U (en) | 2019-03-29 | 2019-03-29 | Low-temperature phase change heat storage and release integrated warmer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920423986.1U CN209840238U (en) | 2019-03-29 | 2019-03-29 | Low-temperature phase change heat storage and release integrated warmer |
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| CN209840238U true CN209840238U (en) | 2019-12-24 |
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| CN201920423986.1U Active CN209840238U (en) | 2019-03-29 | 2019-03-29 | Low-temperature phase change heat storage and release integrated warmer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113063176A (en) * | 2021-04-21 | 2021-07-02 | 上海理工大学 | Adjustable heat storage-heat dissipation composite device |
| CN117553342A (en) * | 2024-01-12 | 2024-02-13 | 四川大学 | Heating system with efficient unit operation and heating method thereof |
-
2019
- 2019-03-29 CN CN201920423986.1U patent/CN209840238U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113063176A (en) * | 2021-04-21 | 2021-07-02 | 上海理工大学 | Adjustable heat storage-heat dissipation composite device |
| CN113063176B (en) * | 2021-04-21 | 2022-07-29 | 上海理工大学 | Adjustable heat storage-heat dissipation composite device |
| CN117553342A (en) * | 2024-01-12 | 2024-02-13 | 四川大学 | Heating system with efficient unit operation and heating method thereof |
| CN117553342B (en) * | 2024-01-12 | 2024-05-03 | 四川大学 | Heating system with efficient unit operation and heating method thereof |
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