CN204006854U - Solar heat exchange defrost system - Google Patents
Solar heat exchange defrost system Download PDFInfo
- Publication number
- CN204006854U CN204006854U CN201420447679.4U CN201420447679U CN204006854U CN 204006854 U CN204006854 U CN 204006854U CN 201420447679 U CN201420447679 U CN 201420447679U CN 204006854 U CN204006854 U CN 204006854U
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- heat exchange
- solar heat
- defrost
- evaporimeter
- water tank
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Abstract
The utility model provides solar heat exchange defrost system, comprises solar heat exchange system, temperature sensor, defrost controller, defroster duct and magnetic valve.Defroster duct is parallel to the condenser two ends of solar heat exchange system by magnetic valve, temperature sensor docile is in the evaporator surface of solar heat exchange system, output is connected with the input of defrost controller, the output of defrost controller is connected with the drive end of magnetic valve, if the duration of Current Temperatures is greater than setting-up time, drive magnetic valve to open, the output of compressor is communicated with the water inlet end of evaporimeter by defroster duct, makes evaporator defrost.Thereby solved the problem of the easy frosting of existing evaporation plate.Realized the defrosting of effective evaporation plate, be difficult for causing the damage of evaporation plate, reduced maintenance cost, extended system service life, make system can be for a long time, stable operation.
Description
Technical field
The energy that the utility model relates to solar energy produces and utilizes field, relates in particular to solar heat exchange defrost system.
Background technology
Along with applying of green energy resource, solar energy heat collector and system have been widely used in industry, construction and daily field.Wherein, solar water heater is simple in structure owing to having, easy to use and the advantages such as simple and easy are installed, and is widely used.In common solar heat exchange (hot water) system, solar energy evaporation plate is arranged at outdoor more, be convenient on position that the sun irradiates, but in the circulatory system of solar heat exchange, when indoor/outdoor temperature-difference or ambient humidity are when larger, very easily in the frosting of evaporation plate surface, thereby cause evaporation plate normally to work, affect the heat-exchange capacity of solar energy.Meanwhile, aggravated the aging of evaporation plate.For the problems referred to above, in prior art, the regularly modes of outdoor defrosting that adopt, remove frosting more, if but evaporation plate installation site is when higher or when frosting is thicker, defrost operation will be difficult to carry out, and the while easily, in defrost process, is caused the damage to evaporation plate.Hence one can see that, and existing evaporation plate frosting inconvenience is removed, and meanwhile, removal process easily causes the damage of evaporation plate, and maintenance cost is improved, and decline to the service life of system, affects the normal operation of system.
Utility model content
For solving in above-mentioned prior art, solar heat exchange defrost system, the easy frosting of evaporation plate is also difficult for removing the problem that causes solar heat exchange system operating efficiency to reduce.The utility model comprises, solar heat exchange system, also comprises, temperature sensor, defrost controller, defroster duct and magnetic valve; Described defroster duct is parallel to the condenser two ends of described solar heat exchange system by described magnetic valve, described temperature sensor docile is in the evaporator surface of described solar heat exchange system, output is connected with the input of described defrost controller, gather Current Temperatures, send to described defrost controller; The output of described defrost controller is connected with the drive end of described magnetic valve, if the duration of described temperature sensor Current Temperatures is greater than setting-up time, drive described magnetic valve to open, the output of described compressor is communicated with the water inlet end of described evaporimeter by described defroster duct, makes described evaporator defrost.
A kind of preferred embodiment in, the structure of described evaporimeter is for sticking up shape blade construction.
A kind of preferred embodiment in, described solar heat exchange system comprises, evaporimeter, compressor and be arranged at the condenser in heat exchange water tank; The input of described compressor is connected with the water side of described evaporimeter, and output is connected with the water inlet end of described evaporimeter after connecting described condenser, forms heat exchange loop, blanketing gas heat transfer medium in described heat exchange loop.
A kind of preferred embodiment in, described heat exchange water tank is barrel-shaped, described barrel-shaped madial wall comprises the helical groove of radially offering, described helical groove is communicated with the water inlet of described exchange water tank.
A kind of preferred embodiment in, described condenser is condenser pipe, described condenser pipe is fixedly connected on described helical groove bottom.
A kind of preferred embodiment in, described condenser is fixedly connected with the bottom side of described heat exchange water tank.
A kind of preferred embodiment in, described heat exchange water tank comprises, water chamber and intake antrum, described water chamber is communicated with the delivery port of described heat exchange water tank, described intake antrum is communicated with the water inlet of described heat exchange water tank.
A kind of preferred embodiment in, also comprise, fan, the air outlet of described fan is towards a side setting of described evaporimeter.
A kind of preferred embodiment in, in described solar heat exchange system, also comprise filter; Described filter is series in the heat exchange loop of described solar heat exchange system.
A kind of preferred embodiment in, it is characterized in that, in described solar heat exchange system, also comprise flow controller; Described flow controller is series in the heat exchange loop of described solar heat exchange system.
Beneficial effect of the present utility model is, solar heat exchange defrost system in the utility model is by arranging connecting line at condenser pipe two ends, when needs defrost, can directly be communicated with this pipeline, to the coolant media of filling high pressure-temperature in evaporation plate, thereby realize the inside heating to evaporation plate, frosting to evaporation plate surface is removed, in the situation that not needing additionally to add defrost circuit, realized effective evaporation plate defrosting, be difficult for causing the damage of evaporation plate, reduced maintenance cost, extended system service life, make the system can be long-term, stable operation.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is in a kind of embodiment of the utility model, the composition schematic diagram of solar heat exchange defrost system;
Fig. 2 is in a kind of embodiment of the utility model, the controlling composition schematic diagram of solar heat exchange defrost system;
Fig. 3 is in the another kind of embodiment of the utility model, the composition schematic diagram of solar heat exchange defrost system;
Fig. 4 is in another embodiment of the utility model, the composition schematic diagram of solar heat exchange defrost system.
The specific embodiment
Below in conjunction with accompanying drawing of the present utility model, the technical solution of the utility model is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Solar heat exchange defrost system in a kind of embodiment of the utility model, comprise, solar heat exchange system, consisting of of this system: the water side 11 of evaporimeter 10 is connected with the input of compressor 20 by connecting line, the output of compressor 20 is connected with 31 ends of condenser 30 by connecting line, condenser 30 is arranged in heat exchange water tank 40, and 32 ends connect by the water inlet end 12 of connecting line and evaporimeter 10, connect formation heat exchange loop.Blanketing gas heat transfer medium in heat exchange loop, as coolant media.Heat exchange water tank 40 arranges water inlet 41 and delivery port 42.Two ends at condenser 30 connect defroster duct 60 by magnetic valve 50,51, make evaporimeter 10 be parallel to the two ends of condenser 30.At the surperficial docile mounting temperature sensor 70 of evaporimeter 10, the surface temperature when front evaporator 10 is gathered, as shown in Figure 2, the output of temperature sensor 70 is connected with the input of defrost controller 80.The output of defrost controller 80 is connected with the drive end of magnetic valve 50.If the duration of Current Temperatures is greater than the heat pamp of setting, as frosting condition be-10 ℃ following, 10 minutes, Current Temperatures is below-10 ℃ time, duration, while being 10 minutes, drives magnetic valve 50 to open, and defroster duct 60 is communicated with, the output of compressor 20 is communicated with the water inlet end 12 of evaporimeter 10 by defroster duct 60, the refrigerant of high temperature, high pressure is entered in evaporimeter 10, the temperature of evaporimeter 10 is raise, thereby realize the defrosting of evaporimeter 10.The structure of above-mentioned evaporimeter 10 is for sticking up shape blade construction.Thereby when coolant media flows in evaporimeter 10, by evaporimeter 10, assemble solar energy, its temperature is raise, by compressor 20, to coolant media pressurized, heated, in condenser 30 by the Energy Transfer absorbing to the water in heat exchange water tank 40, by water inlet 41 and the delivery port 42 of heat exchange water tank 40, the water after heating is drawn and is used.When the surface temperature duration of evaporimeter 10 is greater than the heat pamp of setting, defrost controller 80 outputs drive magnetic valve 50,51 to open, defroster duct 60 is communicated with, the output of compressor 20 is communicated with the water inlet end 12 of evaporimeter 10 by defroster duct 60, the refrigerant of high temperature, high pressure is entered in evaporimeter 10, the temperature of evaporimeter 10 is raise, thereby realize the defrosting of evaporimeter 10.In above-mentioned heat exchange loop, fill as gas heat-transfer media such as refrigerants.The refrigerant adopting in the application is that a kind of novel environmental protection refrigerant R410a boiling point is at normal temperatures-51.8 ℃, utilize refrigerant in heat collector panel and wing blade, to evaporate at normal temperatures, make heat collector panel and wing blade form low-temperature space, because the boiling point of refrigerant is far below day normal temperature, cause this heat transfer process to be guaranteed stable carrying out.
For making the hydrothermal exchange in heat exchange water tank 40 more even, efficient, in a kind of embodiment of the present utility model, as shown in Figure 3, the cavity shape of heat exchange water tank 40 is barrel-shaped.At barrel-shaped madial wall, comprise the helical groove 43 of radially offering, helical groove 43 is communicated with the water inlet 41 of heat exchange water tank 40.Its condenser 30 is condenser pipe.Condenser pipe is fixedly connected on helical groove 43 bottoms.Thereby make the hydrothermal exchange in heat exchange water tank 40 more even, efficient.
In another kind of embodiment of the present utility model, condenser 30 is fixedly connected with the bottom side of heat exchange water tank 40.In heat exchange water tank 40 by the central dividing plate be arrangeding in parallel, the body of wall of heat exchange water tank 40 inside is divided into the water chamber on upper strata and the intake antrum of lower floor, water chamber is communicated with the delivery port 42 of heat exchange water tank 40, intake antrum is communicated with the water inlet 41 of heat exchange water tank 40, and the bottom that condenser 30 is fixed on heat exchange water tank 40 is arranged in intake antrum.
For making the evaporation effect of evaporimeter better, in another kind of embodiment of the present utility model, as shown in Figure 4, and at a side fan attachment 90 of evaporation plate, in the pipeline of evaporation plate front end, i.e. in-line filter 91 and flow controller 92 in heat exchange loop.Thereby be convenient to the filtration of impurity in pipeline and throttling the above; it is only the specific embodiment of the present utility model; but protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; can expect easily changing or replacing, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion by the described protection domain with claim.
Claims (10)
1. solar heat exchange defrost system, comprises, solar heat exchange system, is characterized in that, also comprises temperature sensor, defrost controller, defroster duct and magnetic valve; Described defroster duct is parallel to the condenser two ends of described solar heat exchange system by described magnetic valve, described temperature sensor docile is in the evaporator surface of described solar heat exchange system, output is connected with the input of described defrost controller, gather Current Temperatures, send to described defrost controller; The output of described defrost controller is connected with the drive end of described magnetic valve, if the duration of the Current Temperatures of described temperature sensor is greater than setting-up time, drive described magnetic valve to open, the output of compressor is communicated with the water inlet end of described evaporimeter by described defroster duct, makes described evaporator defrost.
2. solar heat exchange defrost system according to claim 1, is characterized in that, the structure of described evaporimeter is for sticking up shape blade construction.
3. solar heat according to claim 1 and 2 exchange defrost system, is characterized in that, described solar heat exchange system comprises, evaporimeter, compressor and be arranged at the condenser in heat exchange water tank; The input of described compressor is connected with the water side of described evaporimeter, and output is connected with the water inlet end of described evaporimeter after connecting described condenser, forms heat exchange loop, blanketing gas heat transfer medium in described heat exchange loop.
4. solar heat exchange defrost system according to claim 3, is characterized in that, described heat exchange water tank is barrel-shaped, and described barrel-shaped madial wall comprises the helical groove of radially offering, and described helical groove is communicated with the water inlet of described exchange water tank.
5. solar heat exchange defrost system according to claim 4, is characterized in that, described condenser is condenser pipe, and described condenser pipe is fixedly connected on described helical groove bottom.
6. solar heat exchange defrost system according to claim 3, is characterized in that, described condenser is fixedly connected with the bottom side of described heat exchange water tank.
7. according to the solar heat exchange defrost system described in claim 3 or 6, it is characterized in that, described heat exchange water tank comprises, water chamber and intake antrum, described water chamber is communicated with the delivery port of described heat exchange water tank, and described intake antrum is communicated with the water inlet of described heat exchange water tank.
8. solar heat exchange defrost system according to claim 3, is characterized in that, also comprise, and fan, the air outlet of described fan is towards a side setting of described evaporimeter.
9. according to the solar heat exchange defrost system described in claim 3 or 8, it is characterized in that, in described solar heat exchange system, also comprise filter; Described filter is series in the heat exchange loop of described solar heat exchange system.
10. solar heat exchange defrost system according to claim 9, is characterized in that, it is characterized in that, also comprises flow controller in described solar heat exchange system; Described flow controller is series in the heat exchange loop of described solar heat exchange system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420447679.4U CN204006854U (en) | 2014-08-08 | 2014-08-08 | Solar heat exchange defrost system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420447679.4U CN204006854U (en) | 2014-08-08 | 2014-08-08 | Solar heat exchange defrost system |
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| Publication Number | Publication Date |
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| CN204006854U true CN204006854U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420447679.4U Active CN204006854U (en) | 2014-08-08 | 2014-08-08 | Solar heat exchange defrost system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108413653A (en) * | 2018-04-24 | 2018-08-17 | 中国科学院广州能源研究所 | A kind of white energy storage heat pump of release |
| CN110160264A (en) * | 2019-03-22 | 2019-08-23 | 甘肃白果太阳能科技有限公司 | Based on a kind of heat pump air energy space energy machine being rapidly heated |
-
2014
- 2014-08-08 CN CN201420447679.4U patent/CN204006854U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108413653A (en) * | 2018-04-24 | 2018-08-17 | 中国科学院广州能源研究所 | A kind of white energy storage heat pump of release |
| CN108413653B (en) * | 2018-04-24 | 2024-04-30 | 中国科学院广州能源研究所 | Frosting-free energy-storage heat pump |
| CN110160264A (en) * | 2019-03-22 | 2019-08-23 | 甘肃白果太阳能科技有限公司 | Based on a kind of heat pump air energy space energy machine being rapidly heated |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200821 Address after: 810699 n201-n202, No.1, South Gaotie Road, Haidong Industrial Park, Ping'an District, Haidong City, Qinghai Province Patentee after: BAIGUO TECHNOLOGY Co.,Ltd. Address before: 747000 Jinshan business hall, Jintai Hotel, Gannan Tibetan Autonomous Prefecture, Gansu Province Patentee before: GANSU BAIGUO SOLAR ENERGY TECHNOLOGY Co.,Ltd. |