CN210153930U - Micro heat pipe array heat accumulating type heater - Google Patents
Micro heat pipe array heat accumulating type heater Download PDFInfo
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- CN210153930U CN210153930U CN201920745704.XU CN201920745704U CN210153930U CN 210153930 U CN210153930 U CN 210153930U CN 201920745704 U CN201920745704 U CN 201920745704U CN 210153930 U CN210153930 U CN 210153930U
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Abstract
The utility model discloses a micro heat pipe array heat accumulating type heater, which comprises a hot air taking channel, a heat accumulating shell, an electric heating rod, square hole-shaped fins, a micro heat pipe array and a temperature control panel; the hot air taking channel is arranged above the heat storage shell; a micro heat pipe array is arranged in the heat taking air duct and the heat storage shell; the micro heat pipe array comprises an evaporation section and a condensation section; the condensing section is arranged in the hot air taking channel; the evaporation section is arranged in the heat storage shell; the square hole-shaped fins are tightly adhered to two surfaces of the condensation section of the micro heat pipe array through heat conducting silica gel; the electric heating rod is arranged at the bottom of the inner side of the heat storage shell; the temperature control panel is arranged on the outer side of the heat storage shell; the utility model converts the electric energy into heat energy for storage, so as to relieve the harm caused by wind power integration and the power utilization difference of the power grid in peak valley; utilize the low ebb electricity to change the electric energy into heat energy and store night, heat the room daytime, simple structure, green, safe and reliable, the cost is lower.
Description
Technical Field
The utility model relates to an electric heating equipment, concretely relates to little heat pipe array heat accumulation formula heater.
Background
The rapid development of social economy brings about a plurality of environmental pollution problems, especially the haze problem in winter in the jin Jing Ji area in recent years is increasingly serious, and the daily life and work of people are seriously influenced. In the past energy utilization, the concentration level of PM2.5 is increased by the mass exploitation and the low-efficiency utilization of fossil energy such as coal and the random combustion of biomass energy such as straws. In northern China, because winter is relatively cold and needs large-scale heating, the pollution phenomenon in winter is more serious, wherein poor-quality coal is used, industrial waste gas is not properly treated, and the like, so that air pollution is caused.
The wind energy resources in China are rich and widely distributed, and the wind energy also has the effect of alleviating greenhouse effect and is also renewable clean energy with great potential. However, wind energy has the defects of instability, large output fluctuation and the like, and because the bearing capacity of a power grid and the technical level of a unit in China are limited, the wind power can greatly influence the steady-state frequency and voltage deviation of the power grid after being introduced into the power grid in a large scale. The energy storage system can store electric energy generated by random and unstable wind energy into stable energy, so that the technical problems of instability, uncontrollable property and the like of wind power output can be solved through a reasonable energy storage technology; on the other hand, the power utilization structure in most areas of China is unbalanced, the power plant cannot run at full load, and the power system can only meet the power utilization load through frequent peak shaving. The peak clipping and valley filling of the electric power can be effectively realized by utilizing the electric heat storage technology, and the peak-valley power utilization difference of the power utilization is balanced. The power load is in the low ebb at night, and the power consumption demand is few, and the electrovalence is cheap, can get up the heat energy storage to electric energy conversion, and during the power consumption peak in daytime, release the heat again and heat the heating, alleviate the pressure that the electric wire netting was used for heating power consumption such as daytime electric boiler, electric radiator. The device has the advantages of simple structure, better practicability and popularization, low operating cost, capability of relieving harm caused by wind power integration and relieving poor power utilization of a power grid peak valley.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a micro heat pipe array heat accumulating type heater with simple structure, reasonable design and convenient use, which combines the electric heating technology with the micro heat pipe array of the high-efficiency heat transfer element to convert the electric energy into heat energy for storage, thereby relieving the harm brought by wind power integration and the peak-valley power consumption difference of the power grid; utilize the low ebb electricity to change the electric energy into heat energy and store night, heat the room daytime, simple structure, green, safe and reliable, the cost is lower.
In order to achieve the above object, the utility model adopts the following technical scheme: the device comprises a hot air taking channel, a heat storage shell, an electric heating rod, square hole-shaped fins, a micro heat pipe array and a temperature control panel; the hot air taking channel is arranged above the heat storage shell; a fan and an air duct inlet filter screen are arranged at two ends of the hot air taking duct; a heat storage medium water is arranged in the heat storage shell; a cover plate is arranged between the hot air taking channel and the heat storage shell; a micro heat pipe array is arranged in the heat taking air duct and the heat storage shell; the micro heat pipe array is formed by pressing aluminum materials at one time; the interior of the micro heat pipe array comprises a plurality of micro heat pipes which are arranged in parallel; the inner wall of each micro heat pipe is provided with a micro fin, and a micro channel is formed between every two adjacent micro fins; the micro heat pipe array comprises an evaporation section and a condensation section; the condensing section is arranged in the hot air taking channel; the evaporation section is arranged in the heat storage shell; the square hole-shaped fins are tightly adhered to two surfaces of the condensation section of the micro heat pipe array in a welding mode or heat conduction silica gel; the electric heating rod is arranged at the bottom of the inner side of the heat storage shell; the temperature control panel is arranged on the outer side of the heat storage shell;
furthermore, the bottom of the heat storage shell is provided with a movable roller;
furthermore, a phase change heat storage module is arranged in the heat storage shell, and the volume of the phase change heat storage module in the heat storage shell is not more than 70%;
further, a solid-liquid phase change material with a phase change point of 40-95 ℃ is packaged in the shell of the phase change heat storage module;
furthermore, a shell of the phase-change heat storage module is made of a flat porous pipe formed in an integrated extrusion mode, and after solid-liquid phase-change materials are filled in the flat porous pipe, two ends of the flat porous pipe are packaged in a welding or cold welding compression joint mode;
furthermore, the micro heat pipe array comprises more than two micro heat pipes; the length of the evaporation sections of the micro heat pipe array in the heat storage shell is different.
Further, the cover plate is arranged at the upper end of the heat storage shell; the cover plate is provided with a rectangular hole for the micro heat pipe array to penetrate through; sealant is arranged at the joint of the cover plate and the micro heat pipe array;
furthermore, a liquid level detection device is arranged at the upper part of the heat storage shell, and a water drainage opening is arranged at the lower part of the heat storage shell.
After adopting the structure, a little heat pipe array heat accumulation formula heater, have following advantage:
1. the micro heat pipe array of the high-efficiency heat transfer element is taken as a core heat transfer element, air is directly taken as a heat exchange medium, the operation is simple, the air outlet temperature and the heat supply power can be controlled by controlling the rotating speed of the fan, and the thermal comfort is improved; the heat storage medium is water, so that the heat storage medium is clean, low in price and high in safety;
2. the problem of large fluctuation of wind power output caused by the networking of a wind turbine generator can be solved, the reliability and stability of the operation of a power grid are improved, and the stored energy can be used for indoor heating;
3. the valley electricity is used for heat storage and heating, so that peak shifting and valley filling of the electric power are realized, the heating cost is reduced, and the peak-valley electricity utilization difference of the power grid is relieved.
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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a left side view of the present invention;
fig. 2 is a front view of the present invention;
fig. 3 is a schematic diagram of the internal structure of the present invention in a left side view;
fig. 4 is a schematic view of the internal structure of the present invention in a front view;
FIG. 5 is a schematic diagram of a duct inlet screen;
FIG. 6 is a schematic structural diagram of a micro heat pipe array;
FIG. 7 is a block diagram of a cross-section of a micro heat pipe array;
fig. 8 is a schematic structural view of the cover plate.
Description of reference numerals:
1. a hot air taking duct; 2. a fan; 3. an air duct inlet filter screen; 4. a square hole shaped fin; 5. a temperature control panel; 6. a micro heat pipe array; 6(a), an evaporation section; 6(b), a condensing section; 6(c), micro fins; 6(d), a microchannel; 7. heat storage medium water; 8. a heat storage case; 9. an electrical heating rod; 10. a movable roller; 11. and (7) a cover plate.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1 to 8, the technical solution adopted by the present embodiment is: the device comprises a hot air taking channel 1, a heat storage shell 8, an electric heating rod 9, square hole-shaped fins 4, a micro heat pipe array 6 and a temperature control panel 5; the hot air taking channel 1 is arranged above the heat storage shell 8; a fan 2 and a duct inlet filter screen 3 are arranged at two ends of the hot air taking duct 1, the fan 2 provides air flowing power, and the duct inlet filter screen 3 effectively prevents dirt from entering the air duct and can be detached and cleaned when the dirt is seriously blocked; a heat storage medium water is arranged in the heat storage shell 8; a cover plate 11 is arranged between the hot air taking channel 1 and the heat storage shell 8; a micro heat pipe array 6 is arranged in the hot air taking channel 1 and the heat storage shell 8; the placing direction of the micro heat pipe array 6 is the same as the placing direction of the heater and is vertical to the horizontal ground; the micro heat pipe array 6 is formed by one-time extrusion or stamping of an aluminum material; the interior of the micro heat pipe array 6 comprises a plurality of micro heat pipes which are arranged in parallel; the inner wall of each micro heat pipe is provided with a micro fin 6(c), a micro channel 6(d) is formed between the adjacent micro fins 6(c), the equivalent diameter of the micro channel 6(d) is 1-5mm, and the working medium is filled by vacuum pumping and sealed; the micro heat pipe array 6 comprises an evaporation section 6(a) and a condensation section 6 (b); the condensing section 6(b) is arranged in the hot air taking duct 1; the evaporation section 6(a) is arranged in the heat storage shell 8; the square hole-shaped fins 4 are tightly adhered to two surfaces of the condensation section 6(B) of the micro heat pipe array in a welding mode or heat conduction silica gel, so that the contact thermal resistance is reduced; the electric heating rod 9 is arranged at the bottom of the inner side of the heat storage shell 8 and is in direct contact with heat storage medium water to heat, and electric energy is completely converted into heat energy; the temperature control panel 5 is arranged on the outer side of the heat storage shell 8, the temperature of heat storage medium water in the heat storage shell 8 and the temperature of the environment outside the heater are used for starting and stopping the heater, the number of the fans 2 can be controlled to be started and stopped according to indoor temperature requirements, different heating power is realized, and the air volume of the fans 2 can be changed when heat is released, so that the heat release size and the heat release rate are matched with the actual heating requirements; considering the evaporation of water vapor, the heating temperature of the heat storage medium water is controlled within 95 ℃;
the bottom of the heat storage shell 8 is provided with a movable roller 10 for supporting and moving the heater; the movable roller 10 is provided with a brake device, so that the movable roller is convenient to park when in use;
the heat storage shell 8 and the outer side of the hot air taking channel 1 are provided with heat insulation layers; the heat-insulating layer can be made of polyurethane foam plastic, and heat-insulating treatment is carried out to avoid scalding danger;
a protective filter screen is arranged on the fan 2, so that the hand can be effectively prevented from touching;
the phase change heat storage module is arranged in the heat storage shell 8, and the volume of the phase change heat storage module in the heat storage shell is not more than 70%; the shell of the phase-change heat storage module is internally packaged with a solid-liquid phase-change material with a phase-change point between 40 ℃ and 95 ℃; the solid-liquid phase change material can adopt paraffin or sodium acetate trihydrate. The shell of the phase-change heat storage module is made of flat porous pipes formed in an integrated extrusion mode, the walls among the flat porous pipes play roles in strengthening heat transfer and strengthening strength, and after solid-liquid phase-change materials are filled in the flat porous pipes, the two ends of the flat porous pipes are packaged in a welding or cold welding compression joint mode;
the micro heat pipe array comprises more than two micro heat pipes; the length of the evaporation sections of the micro heat pipe arrays in the heat storage shell is different, so that the micro heat pipe arrays which are short in time of heating up water and cooling down water in the heat storage shell can work and run;
the cover plate 11 is arranged at the upper end of the heat storage shell 8; the cover plate 11 is provided with a rectangular hole for the micro heat pipe array 6 to penetrate through; sealant is arranged at the joint of the cover plate 11 and the micro heat pipe array 6, so that water vapor is effectively prevented from overflowing;
the upper part of the heat storage shell 8 is provided with a liquid level detection device which can timely add water, and the lower part of the heat storage shell 8 is provided with a water drainage port for regular water replacement or water drainage maintenance.
The working principle of the micro heat pipe array in the embodiment is as follows: the evaporation section 6(a) of the micro heat pipe array absorbs heat, promotes the heat absorbed by the internal working medium to evaporate into a gas state and flow upwards, when the heat flows to the condensation section 6(b), the heat is exchanged with cold air, the heat is released and condensed into a liquid state, and the liquid state flows back to the evaporation section under the action of gravity and capillary force, so that the heat is circulated in a reciprocating manner, and the heat is transferred to the air from heat storage medium water through the micro heat pipe array 6, so that the purpose of preparing hot air is realized, and indoor heating is performed.
The micro heat pipe array heat accumulating type heater according to the present embodiment generally performs heat accumulation during the off-peak electricity period at night, performs heating during the time period when heat is needed, and also performs heat release during heat accumulation, that is, performs heat accumulation and heat release simultaneously.
The above description is only for the purpose of illustrating the technical solutions of the present invention, and is not intended to limit other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention, so long as they do not depart from the spirit and scope of the technical solutions of the present invention, they should be covered in the scope of the claims of the present invention.
Claims (7)
1. A micro heat pipe array heat accumulating type heater is characterized by comprising a heat taking air duct, a heat accumulating shell, an electric heating rod, square hole-shaped fins, a micro heat pipe array and a temperature control panel; the hot air taking channel is arranged above the heat storage shell; a fan and an air duct inlet filter screen are arranged at two ends of the hot air taking duct; a heat storage medium water is arranged in the heat storage shell; a cover plate is arranged between the hot air taking channel and the heat storage shell; a micro heat pipe array is arranged in the heat taking air duct and the heat storage shell; the micro heat pipe array is formed by pressing aluminum materials at one time; the interior of the micro heat pipe array comprises a plurality of micro heat pipes which are arranged in parallel; the inner wall of each micro heat pipe is provided with a micro fin, and a micro channel is formed between every two adjacent micro fins; the micro heat pipe array comprises an evaporation section and a condensation section; the condensing section is arranged in the hot air taking channel; the evaporation section is arranged in the heat storage shell; the square hole-shaped fins are tightly adhered to two surfaces of the condensation section of the micro heat pipe array in a welding mode or heat conduction silica gel; the electric heating rod is arranged at the bottom of the inner side of the heat storage shell; the temperature control panel is arranged on the outer side of the heat accumulation shell.
2. A micro heat pipe array heat accumulating type heater according to claim 1, wherein the phase change heat accumulating module is provided in the heat accumulating housing, and the volume of the phase change heat accumulating module in the heat accumulating housing is not more than 70%.
3. The micro heat pipe array heat accumulating type heater according to claim 2, wherein a solid-liquid phase change material having a phase change point between 40 ℃ and 95 ℃ is packaged inside the casing of the phase change heat storage module.
4. The micro heat pipe array heat accumulating type heater according to claim 3, wherein the casing of the phase change heat storage module is made of a flat porous pipe formed by an integral extrusion method, and both ends of the flat porous pipe are encapsulated by welding or cold welding and compression joint after solid-liquid phase change materials are filled in the flat porous pipe.
5. A micro heat pipe array regenerative heater according to claim 1, wherein the micro heat pipe array comprises more than two micro heat pipes; the length of the evaporation sections of the micro heat pipe array in the heat storage shell is different.
6. A micro heat pipe array regenerative heater according to claim 1, wherein the cover plate is provided at an upper end of the regenerative case; the cover plate is provided with a rectangular hole for the micro heat pipe array to penetrate through; and sealant is arranged at the joint of the cover plate and the micro heat pipe array.
7. A micro heat pipe array regenerative heater according to claim 1, wherein a liquid level detecting device is provided at an upper portion of the heat storage case, and a drain opening is provided at a lower portion of the heat storage case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920745704.XU CN210153930U (en) | 2019-05-23 | 2019-05-23 | Micro heat pipe array heat accumulating type heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920745704.XU CN210153930U (en) | 2019-05-23 | 2019-05-23 | Micro heat pipe array heat accumulating type heater |
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| CN210153930U true CN210153930U (en) | 2020-03-17 |
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| CN201920745704.XU Active CN210153930U (en) | 2019-05-23 | 2019-05-23 | Micro heat pipe array heat accumulating type heater |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110160122A (en) * | 2019-05-23 | 2019-08-23 | 赵耀华 | A kind of micro heat pipe array storage heating device |
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- 2019-05-23 CN CN201920745704.XU patent/CN210153930U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110160122A (en) * | 2019-05-23 | 2019-08-23 | 赵耀华 | A kind of micro heat pipe array storage heating device |
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