Separated direct-type solar water heater
Technical field
The utility model relates to a kind of separated direct-type solar water heater, belongs to solar energy heat collection pipe technical field.
Background technology
At present, solar water heater has been widely used in people's life, especially in rural households, has facilitated people domestic hot-waters' supply.Existing solar water heater mainly comprises the compositions such as support, heat-preserving container and vacuum heat collection pipe, vacuum heat collection pipe is directly inserted on heat-preserving container, such solar water heater in use, when the hot water of vacuum heat collection pipe and the water in heat-preserving container carry out heat exchange, the water temperature in heat-preserving container heats up not high; In the insufficient situation of sunlight, such solar water heater can not meet people domestic hot-water's demand.
In order to address the above problem inventor, designed a set of thermal-arrest assembly, mainly comprise vacuum heat collection pipe and vacuum heat collection pipe Inlet and outlet water mechanism, vacuum heat collection pipe Inlet and outlet water mechanism is a plurality of hot water thermal-arrests unit (general four vacuum heat collection pipes are a thermal-arrest unit) and the design that exhaust outlet is set on each hot water thermal-arrest unit (in other words: what solar energy heat collection pipe adopted is the first parallel connection design of series connection again) due to what adopt, and in each hot water thermal-arrest unit, exhaust outlet is all set, so solar energy heat collection pipe is not easy to break or burst.But also there is deficiency: when sunlight is very sufficient, in thermal-arrest assembly, can produce unnecessary high-temperature-hot-water, and these unnecessary high-temperature-hot-waters cannot be stored, and cause thermal-arrest component heat efficiency not high, can not meet people domestic hot-water's demand.
Utility model content
According to above deficiency of the prior art, the technical problems to be solved in the utility model is: a kind of separated direct-type solar water heater is provided, and it is simple in structure, has guaranteed people domestic hot-waters' supply requirement.
Separated direct-type solar water heater described in the utility model, comprise water supply valve, heat-preserving container and thermal-arrest assembly, it is characterized in that: the feed water inlet of water supply valve is connected and communicates with the water inlet of thermal-arrest assembly by water supply line, the delivery port of thermal-arrest assembly is connected and communicates with the water inlet of heat-preserving container by hot water inlet pipe's line, on hot water inlet pipe's line, temperature-sensing valve is installed, water supply valve top is provided with circulation water inlet pipe box, circulation water inlet pipe box is fixed on heat-preserving container, in circulation water inlet pipe box, by sealing ring, be fixed with circulation back with water inlet line, circulation back with water inlet line one end communicates with the circulation mouth of a river of water supply valve, the other end is arranged on heat-preserving container bottom, the exhaust outlet of thermal-arrest assembly interts in heat-preserving container by thermal-arrest exhaust line, the outlet of thermal-arrest exhaust line is higher than the peak level of water supply valve, in heat-preserving container bottom, be provided with insulation water supply line, at temperature-sensing valve, to hot water inlet pipe's line of thermal-arrest assembly, be connected with thermal-arrest water supply line.
Above-mentioned water supply valve is existing known technology, and Main Function is to carry out moisturizing when lack of water in thermal-arrest assembly, and its water pipe has two, and article one is above-mentioned circulation back with water inlet line, and the hot water in heat-preserving container and thermal-arrest assembly are circulated; Second is running water back with water inlet line, when the water yield in heat-preserving container is inadequate, by running water back with water inlet line, carries out moisturizing.
In order to ensure not entering cold water in heat-preserving container, the outlet of thermal-arrest exhaust line must be higher than the peak level of water supply valve.The water that has effectively prevented the low water temperature of thermal-arrest assembly enters heat-preserving container.
For the Measurement accuracy of temperature-sensing valve, preferred described temperature-sensing valve is 30mm~60mm to the distance of the water outlet of thermal-arrest assembly.
In order to reduce the heat dissipation capacity of hot water in heat-preserving container, the other end of circulation back with water inlet line is arranged on heat-preserving container bottom, has prevented that heat-preserving container heat from directly distributing.
In order further to reduce the heat dissipation capacity of hot water in heat-preserving container, preferred described heat-preserving container is lower exhaust mode, and lower blast pipe penetrates from heat-preserving container bottom, lower blast pipe penetrate mouthful peak level higher than water supply valve.When lower blast pipe is set, because the air in the pipeline section in heat-preserving container is subject to the heating of hot water, under the variation of extraneous weather, just can effectively reduce lower exhaust inner air tube to flow, thereby reach the object that heat radiation is few.
In order further to guarantee sealing effectiveness and easy to installation and maintenance, between described thermal-arrest exhaust line and heat-preserving container, be provided with sealing ring.
The same, between described lower blast pipe and heat-preserving container, be provided with sealing ring.
Compared with prior art, the present invention has following beneficial effect:
By the utility model, it is simple in structure, when people use hot water, has two heat supply mouths of a river, is respectively insulation water supply line and thermal-arrest water supply line.If in use because sunlight is inadequate, the hot water in heat-preserving container will seldom, while even not having, just can be opened thermal-arrest water supply line the hot water in thermal-arrest assembly is carried out to hot water supply, has confirmed people domestic hot-waters' supply requirement; If in the very sufficient situation of sunlight, temperature-sensing valve can be opened automatically, by producing unnecessary high-temperature-hot-water in thermal-arrest assembly, stores, and in the time of in order to sunlight deficiency, uses (during use, both can use the hot water in heat-preserving container, can also use the water in thermal-arrest assembly).Under lower blast pipe effect, because the air in the pipeline section in heat-preserving container is subject to the heating of hot water, under the variation of extraneous weather, just can effectively reduce lower exhaust inner air tube to flow, thereby reach the object that heat radiation is few.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
In figure: 1, temperature-sensing valve 2, thermal-arrest water supply line 3, insulation water supply line 4, hot water inlet pipe's line 5, lower blast pipe 6, heat-preserving container 7, thermal-arrest exhaust line 8, circulation back with water inlet line 9, circulation water inlet pipe box 10, water supply valve 11, sealing ring 12, water supply line 13, thermal-arrest assembly.
The specific embodiment
Below the invention will be further described by specific embodiment, but not in order to limit the present invention, all within the present invention's spirit and principle, any modification of doing, is equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
As shown in Figure 1, separated direct-type solar water heater, comprise water supply valve 10, heat-preserving container 6 and thermal-arrest assembly 13, the feed water inlet of water supply valve 10 is connected and communicates with the water inlet of thermal-arrest assembly 13 by water supply line 12, the delivery port of thermal-arrest assembly 13 is connected and communicates with the water inlet of heat-preserving container 6 by hot water inlet pipe's line 4, temperature-sensing valve 1 is installed on hot water inlet pipe's line 4, water supply valve 10 tops are provided with circulation water inlet pipe box 9, circulation water inlet pipe box 9 is fixed on heat-preserving container 6, in circulation water inlet pipe box 9, by sealing ring 11, be fixed with circulation back with water inlet line 8, circulation back with water inlet line 8 one end communicate with the circulation mouth of a river of water supply valve 10, the other end is arranged on heat-preserving container 6 bottoms, the exhaust outlet of thermal-arrest assembly 13 interts in heat-preserving container 6 by thermal-arrest exhaust line 7, 7 outlets of thermal-arrest exhaust line are higher than the peak level of water supply valve 10, in heat-preserving container 6 bottoms, be provided with insulation water supply line 3, at temperature-sensing valve 1, to hot water inlet pipe's line 4 of thermal-arrest assembly 13, be connected with thermal-arrest water supply line 2, temperature-sensing valve 1 is 30mm~60mm to the distance of the water outlet of thermal-arrest assembly 13.
In the present embodiment, described temperature-sensing valve 1 is 50mm to the distance of the water outlet of thermal-arrest assembly 13; Described heat-preserving container 6 is lower exhaust mode, and lower blast pipe 5 penetrates from heat-preserving container 6 bottoms, lower blast pipe 5 penetrate mouthful the peak level higher than water supply valve 10; Between described thermal-arrest exhaust line 7 and heat-preserving container 6, be provided with sealing ring; Between described lower blast pipe 5 and heat-preserving container 6, be provided with sealing ring.
The present embodiment in use, when the water temperature of thermal-arrest assembly 13 reaches 45-60 and spends (temperature value can be adjusted by temperature-sensing valve 1), open by temperature-sensing valve 1, and hot water flows in heat-preserving container 6 and waits upon use.Temperature-sensing valve 1 use electronics or mechanical is all right.
In use, if inadequate because of sunlight, the hot water in heat-preserving container 6 will seldom, while even not having, just can be opened thermal-arrest water supply line 2 hot water in thermal-arrest assembly 13 is carried out to hot water supply, has confirmed people domestic hot-waters' supply requirement.Under 5 effects of lower blast pipe, because the air in the pipeline section in heat-preserving container 6 is subject to the heating of hot water, under the variation of extraneous weather, just can effectively reduce lower exhaust inner air tube to flow, thereby reach few object of dispelling the heat.