CN205137913U - Phase transition heat -retaining material heating system - Google Patents
Phase transition heat -retaining material heating system Download PDFInfo
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- CN205137913U CN205137913U CN201520838364.7U CN201520838364U CN205137913U CN 205137913 U CN205137913 U CN 205137913U CN 201520838364 U CN201520838364 U CN 201520838364U CN 205137913 U CN205137913 U CN 205137913U
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Abstract
The utility model relates to a phase transition heat -retaining material heating system, including phase transition heat -retaining device (1) and heater (4), phase transition heat -retaining device (1) including a shell, be filled with phase change material (2) in the shell intussuseption, heater (4) bury underground in phase change material (2) or insert on phase change material (2). Phase change material (2) in buried heating blind pipe (3) underground, heater (4) install in heating blind pipe (3), heating blind pipe (3) be the tubular metal resonator. Heating blind pipe (3) on be equipped with the fin. Heater (4) be electric heater, be equipped with positive temperature coefficient's thermistor on the circuit of heater (4). Compared with the prior art, the utility model discloses abandoned original hot exchange pipe and circulating pump structure, the system architecture has been simplified to by heating pipe and phase change material direct heat transfer, has improved the reliability, and the cost has been practiced thrift in the systematic maintenance and tear open and trade be convenient for.
Description
Technical field
The utility model relates to a kind of heat-exchange apparatus, especially relates to a kind of phase-change heat-storage material heating system.
Background technology
Phase-changing energy storage material (PhaseChangeMaterial, PCM) refers to and varies with temperature and change the material that form also can provide latent heat.Phase-changing energy storage material is in phase change process, and from environment absorption hot (cold) amount or can measure to environment releasing heat (cold), thus reach the object of heat storage and release, the ability of storage and release heat is the latent heat of phase-change material.
To the heating of phase-changing energy storage material itself, heat-exchange tube is usually used.Chinese patent CN102654308A discloses a kind of phase-change heat storage type electric water heater, comprise an outer cover of water heater, insulation material is provided with in described outer cover of water heater, several containers are included in described outer cover of water heater, phase-change material is filled with respectively in several described containers, heat-exchange tube is embedded with in described phase-change material, one end of described heat-exchange tube is connected with water inlet pipe, the other end is connected with outlet pipe, a return pipe is connected with between described water inlet pipe and described outlet pipe, described return pipe is provided with circulating pump and water receptacle, in described water receptacle, electric heater is installed, described circulating pump is electrically connected a controller respectively with described electric heater, described controller is fixed on described outer cover of water heater.This phase-change heat storage type electric water heater, mainly utilizes the high heat storage of phase-change material, and in advance after heat accumulation, can provide hot water anywhere or anytime to user, the hot water duration is long, and hot water output is many, safe and reliable.But in this patent, be, by circulating pump active cycle, the heat of heater heat cycles medium is taken in heat-exchange tube the mode of heating of phase-change heat-storage material, then by heat-exchange tube heating material.Vibrational power flow is comparatively complicated, and the reliability of service life of circulating pump is poor, affects the reliability of service life of whole water heater, and is not easy to safeguard and change.
Utility model content
The purpose of this utility model is exactly providing that a kind of structure is simple, reliability is high to overcome defect that above-mentioned prior art exists, being convenient to the phase-change heat-storage material heating system safeguarding and change.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of phase-change heat-storage material heating system, it is characterized in that, comprise phase change material device and heater, described phase change material device comprises a shell, is filled with phase-change material in the enclosure, and described heater is embedded in phase-change material or inserts on top of the phase change material.
Be embedded with heating blind pipe in described phase-change material, described heater is arranged in heating blind pipe.
Described heating blind pipe is metal tube.
Described heating blind pipe is provided with fin.
Described heater is electric heater, the circuit of heater is provided with thermistor, and described thermistor is semistor, and the sensing element of thermistor is arranged in phase-change material, when phase-change material is elevated to the temperature of thermistor resistance saltus step, circuital current sharply reduces.
Described heater is one or more combinations in heating tube, heater strip, heating plate, ceramic heating pipe.
Compared with prior art, the utility model has the following advantages:
(1) original heat-exchange tube and circulating pump structure has been abandoned, by heater and phase-change material direct heat transfer, heat exchange efficiency and heating effect are with originally identical even better, thus simplify system architecture, improve reliability, after heating, be convenient to heater to take out from phase-change material, be convenient to the maintenance of system simultaneously and change.
(2) be embedded with heating blind pipe in phase-change material, heater is arranged in heating blind pipe, and heating blind pipe is metal tube, good heat conductivity.
(3) heat blind pipe and be provided with fin, fin stretches in phase-change material, increases heat exchange area, improves heat transfer rate, thus strengthens heat transfer effect.
(4) heater is electric heater, and the circuit of heater is provided with thermistor, and when phase-change material is elevated to the temperature of thermistor resistance saltus step, circuital current sharply reduces, and almost stops heating, therefore can prevent superheated, avoid energy dissipation.
(6) heating part entirety arrangement in cellular network architecture, thus make phase-change material each several part homogeneous heating, reduce tubular body quantity, cost-saving.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the cellular network architecture arrangement schematic diagram of embodiment 2 heater heating part cross section;
Reference numeral:
1 is phase change material device; 2 is phase-change material; 3 is heating blind pipe; 4 is heater.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.The present embodiment is implemented premised on technical solutions of the utility model, give detailed embodiment and concrete operating process, but protection domain of the present utility model is not limited to following embodiment.
Embodiment 1
As shown in Figure 1, a kind of phase-change heat-storage material heating system, comprise phase change material device 1 and heater 4, described phase change material device 1 comprises a shell, be filled with phase-change material 2 in the enclosure, described heater 4 is embedded in phase-change material 2 or is inserted on phase-change material 2.
Heating blind pipe 3 is embedded with in described phase-change material 2, described heater 4 is arranged in heating blind pipe 3, heating blind pipe 3 can be the metal tube of the good heat conductivity such as copper pipe, stainless steel tube, aluminum pipe, in order to better heat conduction, heating blind pipe 3 is provided with fin, thus increase material and the contact area of heating blind pipe, improve heat transfer rate, thus strengthen heat transfer effect.After heating, directly heater 4 can be taken out from phase-change material 2, be convenient to the maintenance of system and change.
Described heater 4 is electric heater, the circuit of heater 4 is provided with thermistor, described thermistor is semistor, the sensing element of thermistor is arranged in phase-change material 2, and when phase-change material is elevated to the temperature of thermistor resistance saltus step, resistance sharply increases, circuital current significantly reduces, almost stop heating, therefore can prevent superheated, avoid energy dissipation.
Described heater 4 is one or more combinations in heating tube, heater strip, heating plate, ceramic heating pipe.
Embodiment 2
Described heating blind pipe 3 and fin thereof, can remove, and is directly inserted in phase-change material by heater 4 and heats phase-change material.All the other are identical with embodiment 1.
Embodiment 3
As shown in Figure 2, when described heater 4 heating part comprises multiple tubular body, preferably, described multiple tubular bodies are cellular network architecture arrangement, on described cellular network architecture cross section, each tubular body is positioned at the center in regular hexagon subarea, thus makes phase-change material each several part homogeneous heating, reduce tubular body quantity, cost-saving.As shown in Figure 2, in figure, dotted line represents cellular network architecture, comprise multiple hexagon subarea, the reason that cellular network is widely adopted comes from a mathematical conclusions, namely with the circular overlay planes of same radius, when the center of circle is in each regular hexagon center of regular hexagonal cell, the namely minimum number of circle used when the center of circle is in the lattice point of positive triangle gridding.This structure is used in the present embodiment, and make every root tubular body and phase-change material carry out the radiation scope overlapping region of heat exchange minimum, heat exchange is the most even, reduces hot-spot or excessively cold possibility, thus the minimizing heat time, reduce costs.
Described heater 4 heating part also can take spiral, the arrangement such as coiled, run-in index, specifically sets according to system architecture.
All the other are identical with embodiment 1.
Claims (6)
1. a phase-change heat-storage material heating system, it is characterized in that, comprise phase change material device (1) and heater (4), described phase change material device (1) comprises a shell, be filled with phase-change material (2) in the enclosure, described heater (4) is embedded in phase-change material (2) or is inserted on phase-change material (2).
2. a kind of phase-change heat-storage material heating system according to claim 1, it is characterized in that, be embedded with heating blind pipe (3) in described phase-change material (2), described heater (4) is arranged in heating blind pipe (3).
3. a kind of phase-change heat-storage material heating system according to claim 2, is characterized in that, described heating blind pipe (3) is metal tube.
4. a kind of phase-change heat-storage material heating system according to claim 2, is characterized in that, described heating blind pipe (3) is provided with fin.
5. a kind of phase-change heat-storage material heating system according to claim 1, it is characterized in that, described heater (4) is electric heater, the circuit of heater (4) is provided with thermistor, described thermistor is semistor, and the sensing element of thermistor is arranged in phase-change material (2).
6. a kind of phase-change heat-storage material heating system according to claim 1 or 5, is characterized in that, described heater (4) is heating tube, one or more combinations in heater strip, heating plate, ceramic heating pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520838364.7U CN205137913U (en) | 2015-10-27 | 2015-10-27 | Phase transition heat -retaining material heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520838364.7U CN205137913U (en) | 2015-10-27 | 2015-10-27 | Phase transition heat -retaining material heating system |
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| Publication Number | Publication Date |
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| CN205137913U true CN205137913U (en) | 2016-04-06 |
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| CN201520838364.7U Active CN205137913U (en) | 2015-10-27 | 2015-10-27 | Phase transition heat -retaining material heating system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105222345A (en) * | 2015-10-27 | 2016-01-06 | 江苏启能新能源材料有限公司 | A kind of phase-change heat-storage material heating system |
| CN106642402A (en) * | 2017-01-10 | 2017-05-10 | 美的集团武汉制冷设备有限公司 | Outdoor unit, air conditioner and control method of water replenishing of heat storage assembly for air conditioner |
| CN110375571A (en) * | 2019-07-02 | 2019-10-25 | 河北耀伏储能电器有限公司 | Inner sleeve heat exchange phase-change accumulation energy bellows |
-
2015
- 2015-10-27 CN CN201520838364.7U patent/CN205137913U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105222345A (en) * | 2015-10-27 | 2016-01-06 | 江苏启能新能源材料有限公司 | A kind of phase-change heat-storage material heating system |
| CN106642402A (en) * | 2017-01-10 | 2017-05-10 | 美的集团武汉制冷设备有限公司 | Outdoor unit, air conditioner and control method of water replenishing of heat storage assembly for air conditioner |
| CN110375571A (en) * | 2019-07-02 | 2019-10-25 | 河北耀伏储能电器有限公司 | Inner sleeve heat exchange phase-change accumulation energy bellows |
| CN110375571B (en) * | 2019-07-02 | 2024-04-19 | 河北耀伏储能电器有限公司 | Inner sleeve heat exchange phase change energy storage corrugated pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shanghai Qineng Qixin New Energy Technology Co.,Ltd. Assignor: PIONEER ENERGY (JIANGSU) Co.,Ltd. Contract record no.: X2023980039559 Denomination of utility model: A heating system for phase change thermal storage materials Granted publication date: 20160406 License type: Exclusive License Record date: 20230814 |