CN203177285U - Vacuum tube solar energy and air source complementation combined type heat supply system - Google Patents

Abstract

The utility model discloses a vacuum tube solar energy and air source complementation combined type heat supply system which comprises a heat preserving water tank assembly. The heat preserving water tank assembly comprises a water tank inner container. A water inlet tube head and a water outlet tube head are arranged on the lower portion of the water tank inner container and the upper portion of the water tank inner container respectively. A solar coil tube connected with a vacuum tube solar assembly, a heating coil tube connected with a heating loop assembly and an air source coil tube connected with an air source heat pump assembly are sequentially arranged in the water tank inner container from top to bottom. The water outlet tube head is connected with a water using tail end. A hot water collector is used for collecting used hot water flowing out through the water using tail end and delivering the used hot water to a waste heat exchanging device. A water inlet tube penetrates through the waste heat exchanging device and is connected to the water inlet tube head. The vacuum solar assembly, the heating loop assembly and the air source heat pump assembly are respectively and electrically connected with a controller assembly. Vacuum tube solar energy and an air source heat pump are complementary in use, waste heat is recycled, and therefore an energy use rate and unit energy efficiency are improved.

Description

Vacuum pipe solar and air source complementary combinations formula heating system

Technical field

The utility model relates to the heat supply heating system of energy mix heating, relates in particular to a kind of vacuum pipe solar and air source complementary combinations formula heating system.

Background technology

Traditional storage-type and Instant heating type hot water apparatus be generally all by the single source heat supply, as: electric energy, combustion gas, solar energy, air source, water source, geothermal source etc.Owing to be subjected to the restriction of single source, following defective can occur: 1, when device breaks down, often the heat supply heating will be interrupted, and can't guarantee normal instructions for use; 2, be subjected to the restriction of service condition easily, as: the use safety problem of combustion gas, solar energy is in overcast and rainy use etc.; The capital produces certain restriction to the use of hot water apparatus; 3, do not satisfy many-sided heating heat supply requirement, as the place of needs heating simultaneously, heating and heat supply water; 4, single source heating heat supply does not meet the environmental protection and energy saving requirement that country advocates; 5, the hot water of people's use, after using, namely drain (no matter being bathing or other purposes), it is special when environment temperature is low, this secondary water of draining, though temperature not high (20 ~ 30 ℃), relative running water (winter is below 10 ℃), the heat that wherein contains is recycled easily.But the water of main flow custom is not used at present, wastes the utilizable energy source.

The utility model content

At defective and the deficiency of above-mentioned existence, a kind of vacuum pipe solar and air source complementary combinations formula heating system are proposed.

For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of vacuum pipe solar and air source complementary combinations formula heating system are provided, comprise attemperater assembly, vacuum pipe solar assembly, heating loop assembly, air source heat pump assembly, control assembly, inlet pipeline, water end, hot water gatherer and waste heat switch; Described attemperater assembly comprises inner water tank, inner water tank bottom and top are respectively equipped with into water tube head and water outlet tube head, and inner water tank inside is disposed with solar energy coil pipe, heating coil and air source tray pipe from top to bottom between water outlet tube head and water inlet tube head; Described solar energy coil pipe connects described vacuum pipe solar assembly, and described heating coil connects described heating loop assembly, and described air source tray pipe connects described air source heat pump assembly; Described water outlet tube head connects described water end, and described hot water gatherer be used for to be collected from water is terminal and flowed out the hot water after using and it is delivered to described waste heat switch, and described inlet pipeline passes described waste heat switch and is connected to described water inlet tube head; Described vacuum pipe solar assembly, heating loop assembly, air source heat pump assembly all are electrically connected described control assembly.

Wherein, described vacuum pipe solar assembly comprises vacuum heat collection pipe and circulating pump; Be provided with the working medium circulation line that flows for heat-transfer working medium in the described vacuum heat collection pipe, described working medium circulation line is connected by pipeline with solar energy coil pipe in the described attemperater assembly, and described circulating pump is set on connecting line; Described circulating pump is electrically connected described control assembly.

Wherein, the heat-transfer working medium in the described working medium circulation line is freezing liquid.

Wherein, described air source heat pump assembly comprises evaporimeter, compressor and throttling arrangement, and described air source tray pipe connects and composes the closed circuit that supplies flow of refrigerant by the road as condenser and described evaporimeter, compressor, throttling arrangement; Described compressor is electrically connected to described control assembly.

Wherein, described heating loop assembly comprise heating circulation pump, floor heating coil pipe or radiator, for detection of the temperature sensor of indoor temperature; Described floor heating coil pipe or radiator are connected by pipeline with heating coil in the described attemperater assembly, and described heating circulation pump is set on connecting line; Described heating circulation pump and described temperature sensor are electrically connected described control assembly.

Wherein, described inner water tank is enamel or stainless steel; Inner water tank is socketed with tank shell outward, is filled with insulation bubble material between tank shell and the inner water tank.

Wherein, on the described inlet pipeline safety valve is installed.

Wherein, described solar energy coil pipe, heating coil material are stainless steel tube or fin steel pipe, and described air source tray tubing matter is copper pipe or gapless stainless steel tube.

The beneficial effects of the utility model are: 1, when one group of thermal source unit breaks down, can not influence normal heating heat demand; 2, this combined system adopts air source heat pump and vacuum pipe solar to use as thermal source complementary, and according to its coil pipe position of each heat sources reasonable Arrangement, hydromining in the water tank is got the mode of segmentation heating, also carry out waste heat recovery in addition, can improve the efficiency of rate of energy and unit; 3, meet the energy-conserving and environment-protective requirement that country advocates, use the high unit combination of energy utilization rate as far as possible.

Description of drawings

Fig. 1 is the structural representation of the utility model one embodiment;

Fig. 2 is the structural representation of attemperater assembly in the utility model;

Fig. 3 is the structural representation of air source heat pump assembly in the utility model.

Label declaration:

1, attemperater assembly; 11, water inlet tube head; 12, air source tray pipe; 13, first temperature sensor; 14, heating coil; 15, second temperature sensor; 16, solar energy coil pipe; 17, water outlet tube head; 18, tank upper cover; 19, inner water tank; 101, insulation bubble material; 102, magnesium rod; 103, tank shell; 104, water tank lower cover; 105, water tank footing;

2, heating loop assembly; 21, floor heating coil pipe; 22, heating circulation pump; 23, three-temperature sensor;

3, vacuum pipe solar assembly; 31, working medium goes out house steward; 32, expansion drum; 33, air bleeding valve; 34, circulating pump; 35, the 4th temperature sensor; 36, vacuum heat collection pipe; 37, working medium is advanced house steward;

4, control assembly;

5, air source heat pump assembly; 51, compressor; 52, cross valve; 53, filter; 54, throttling arrangement; 55, evaporimeter; 56, motor; 57, fan; 58, automatically controlled plate;

6, inlet pipeline; 61, safety valve; 7, water end; 8, hot water gatherer; 9, waste heat switch.

The specific embodiment

By describing technology contents of the present utility model, structural feature in detail, realized purpose and effect, give explanation below in conjunction with embodiment and conjunction with figs. are detailed.

See also Fig. 1, present embodiment provides a kind of vacuum pipe solar and air source complementary combinations formula heating system, mainly comprises attemperater assembly 1, vacuum pipe solar assembly 3, heating loop assembly 2, air source heat pump assembly 5, control assembly 4, inlet pipeline 6, water end 7, hot water gatherer 8 and waste heat switch 9.

As shown in Figure 2, attemperater assembly 1 comprises the housing that is made of inner water tank 19, tank shell 103, tank upper cover 18, water tank lower cover 104 and water tank footing 105, wherein tank shell 103 is socketed on outside the inner water tank 19, and is filled with insulation bubble material 101 between the two with 19 insulations of feed-tank inner bag.Inner water tank 19 is enamel or stainless steel, can high pressure resistant and corrosion.In order to prevent from corroding inner water tank 19, also be set with magnesium rod 102 on the inner water tank 19, magnesium rod 102 stretches to inner water tank 19 inside, prevents the inner water tank corrosion by principle of cathodic protection, reaches to prolong the water tank effect in service life.

Inner water tank 19 bottoms are provided with into water tube head 11, and top is provided with water outlet tube head 17, and inner water tank 19 inside are disposed with solar energy coil pipe 16, heating coil 14 and air source tray pipe 12 from top to bottom between water outlet tube head 17 and water inlet tube head 11.Solar energy coil pipe 16 connects vacuum pipe solar assemblies 3 and constitutes peripheral passages, utilizes the water in the heat cyclic heating water tank inner bag 19 of solar energy.Heating coil 14 connects heating loop assembly 2, provides heat to be the room heating to heating loop assembly 2 by the water in the inner water tank 19.Air source tray pipe 12 connects air source heat pump assembly 5, provides the heating of the water in the heat feed-tank inner bag 19 by air source heat pump assembly 5.Because 3 of vacuum pipe solar assemblies can provide the working medium temperature of circulation higher, therefore solar energy coil pipe 16 is arranged at the upper strata of inner water tank 19, be conducive to ensure the total leaving water temperature of water tank, and air source tray pipe 12 is positioned at inner water tank 19 bottoms, this zone water temperature is low with respect to the temperature of water tank upper, improves the operational efficiency of air source heat pump assembly 5 and alleviates its operating load.According to the layering rule of hot and cold water, for the required heating coil 14 of heating, because the water temperature of water tank central region is about 45 ℃, after heating coil 14 heat exchange, it is required that temperature just meets heating.Wherein, solar energy coil pipe 16 and heating coil 14 materials can be stainless steel tube or fin steel pipe, and air source tray pipe 12 materials are copper pipe or gapless stainless steel tube.

Water outlet tube head 17 connects water end 7, hot water gatherer 8 arranges corresponding to water terminal 7, be used for to collect from water terminal 7 and flow out the hot water after using and it is delivered to waste heat switch 9, and inlet pipeline 6 passes the water inlet tube head 11 that waste heat switch 9 connects on the inner water tank 19, cold water can carry out preheating by the hot water that is recovered in the waste heat switch 9 before entering inner water tank 19 again, improve inflow temperature, when particularly winter, inflow temperature was low, effect was obvious.Because attemperater is press-bearing water tank, at inlet pipeline 6 safety valve 61 is installed, and plays the pressure release effect, prevents hypertonia in the water tank heating process.

Vacuum pipe solar assembly 3, heating loop assembly 2, air source heat pump assembly 5 all are electrically connected control assembly 4.Control assembly 4 generally comprises controller mainboard, controller housing, holding wire etc., when work, mode by manual direct control button is sent instruction to control assembly 4, control assembly 4 is passed to the automatically controlled plate of corresponding assembly in the heating system with instruction, and automatically controlled plate is carried out corresponding control action and finished required function.In the present embodiment, inner water tank 19 bottoms are provided with first temperature sensor 13, top is provided with second temperature sensor 15, two sensors detects the water temperature on water tank bottom and top respectively, temperature value offers control assembly, and control assembly is relatively controlled the unlatching of air source heat pump assembly and vacuum pipe solar assembly respectively by set pattern or closed according to corresponding water temperature and respective settings value.

This system combined operation principle is: in the time of solar light irradiation, can directly adopt the vacuum pipe solar assembly that the water in the water tank is heated, the air source heat pump assembly then carries out preheating to the water of water tank, and this moment, the air source heat pump assembly was done auxiliary heating use.During actual the use, utilize control assembly respectively vacuum pipe solar assembly and air source heat pump assembly to be controlled as required.For example: when shining upon, can start air source assembly in advance heats the water in the water tank, at this moment temperature can arrange lower, because can also utilize the vacuum pipe solar assembly that the water of water tank is heated, if run into overcast and rainy or evening the time, can directly utilize air source assembly that the water in the water tank is heated; By the heating coil in the water tank, also can heat to the room, realize the Combination application of heat supply heating.Simultaneously, utilize waste-heat recovery device, collect the secondary hot water, improve inflow temperature, reduce the power of whole heating heat supply, realize Combination application and the energy-saving effect of heat supply heating.

Adopt the advantage of such scheme to be: 1, when one group of thermal source unit breaks down, can not influence normal heating heat demand; 2, this combined system adopts air source heat pump and vacuum pipe solar to use as thermal source complementary, and according to its coil pipe position of each heat sources reasonable Arrangement, hydromining in the water tank is got the mode of segmentation heating, also carry out waste heat recovery in addition, can improve the efficiency of rate of energy and unit; 3, meet the energy-conserving and environment-protective requirement that country advocates, use the high unit combination of energy utilization rate as far as possible.

Introduce the structure of each thermal source and heating loop assembly more one by one below in conjunction with accompanying drawing.

Consult Fig. 1, the heating loop assembly 2 of present embodiment comprises floor heating coil pipe 21, heating circulation pump 22 and three-temperature sensor 23.Heating coil 14 in floor heating coil pipe 21 and the attemperater assembly 1 is connected by pipeline, and described heating circulation pump 22 is set on connecting line; Heating circulation pump 22 and three-temperature sensor 23 are electrically connected described control assembly 4.Three-temperature sensor 23 is for detection of indoor temperature, and when when control assembly 4 arranges heating mode, according to the heating temperature of indoor temperature and setting, heating circulation pump 22 optionally starts or closes, thereby the room is heated.Floor heating coil pipe 21 in the present embodiment can also replace with radiator, specifically chooses according to the heating demand.

Still consult Fig. 1, vacuum pipe solar assembly 3 mainly comprises vacuum heat collection pipe 36 and circulating pump 34, be provided with the working medium circulation line that flows for heat-transfer working medium in the vacuum heat collection pipe 36, wherein the import and export of working medium circulation line are connected with respectively that working medium is advanced house steward 37 and working medium goes out house steward 31, working medium is advanced house steward 37 and is gone out house steward 31 with working medium and be connected solar energy coil pipe 16 in the attemperater assembly 1 by pipeline respectively, thereby make working medium circulation line and solar energy coil pipe constitute the peripheral passage, circulating pump 34 is arranged in the connecting line, control assembly 4, the power that provides heat-transfer working medium to circulate are provided circulating pump 34.For the use safety of vacuum heat collection pipe 36, working medium goes out also to be connected with air bleeding valve 33 and expansion drum 32 on the house steward 31.This heating system generally is installed on roof (roof) with this vacuum pipe solar assembly 3 by bracing frame in use, makes solar energy be radiated at its interior heat-transfer working medium of heating on the vacuum heat collection pipe 36.

The operation principle of vacuum pipe solar assembly 3 is: solar irradiation raises its temperature the heating of the heat-transfer working medium in the working medium circulation line in the vacuum heat collection pipe 36 on vacuum heat collection pipe 36 gradually.In vacuum tube solar energy assembly 3 top working medium temperature T 1(present embodiments, this temperature is gathered by being arranged at the 4th temperature sensor 35 that working medium goes out on the house steward 31) gathered by first temperature sensor 13 with attemperater assembly 1 bottom water temperature T 2() the temperature difference when reaching certain value (generally being set at 3 ℃-5 ℃), circulating pump 34 starts, and heat-transfer working medium is circulated to the solar energy coil pipe 16 of attemperater assembly 1 and the water in the heat tracing water tank.When attemperater assembly 1 top water temperature T3(is gathered by second temperature sensor 15) when reaching setting value (generally being set at 50 ℃-60 ℃), circulating pump 34 quits work.Wherein, the 4th temperature sensor 35 is electrically connected control assemblies 4, and during use, the temperature that cooperates first temperature sensor 13 and second temperature sensor 15 to gather is by the unlatching of control assembly 4 control circulating pumps 34 or close.

Wherein, heat-transfer working medium can be freezing liquid or water, preferably, adopts freezing liquid, can solve antifreeze problem in winter.

Consult Fig. 3, in the present embodiment, air source heat pump assembly 5 comprises compressor 51, cross valve 52, filter 53, evaporimeter 55, throttling arrangement 54, fan 57, motor 56, automatically controlled plate 58 etc.Wherein the air source tray pipe in compressor 51, evaporimeter 55, throttling arrangement 54 and the attemperater assembly 1 12 is connected by pipeline, forms a closed circuit for flow of refrigerant, and air source tray pipe 12 is as the condenser of this closed circuit; The operation principle of this air source heat pump assembly 5 is: compressor 51 starts and compresses the low-temperature refrigerant gas of flash-pot 55, discharge the refrigerant gas of HTHP from compressor 51 exhaust outlets, behind the air source tray pipe 12 in the water tank, high temperature refrigerant carries out heat exchange with its water on every side in air source tray pipe 12, become the liquid of temperature in the high pressure through the cold-producing medium after the heat release, pass through throttling arrangement 54 afterwards, cold-producing medium becomes the liquid of low-temp low-pressure, thereby enter evaporimeter 55, by fan 57 and motor 56 it is carried out forced heat-exchanging, make the cold-producing medium fast Absorption from airborne heat, cold-producing medium behind the absorption heat becomes the gas of low-temp low-pressure, final gas is sucked back by compressor 51, thereby finishes a working cycles, and the water in the water tank constantly circulates by cold-producing medium and then constantly obtains heating.Cross valve 52 is arranged in the closed circuit, under the control of automatically controlled plate 58, is used for switching the flow direction of cold-producing medium to realize the conversion of refrigeration mode and heating mode.Filter 53 is arranged at before the throttling arrangement 54, is used for the cold-producing medium that enters throttling arrangement 54 is filtered, and prevents that throttling arrangement 54 from stopping up.Compressor 51, motor 56 and cross valve 52 all are electrically connected automatically controlled plate 58, and automatically controlled plate 58 is electrically connected to control assembly 4.

The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.

Claims (8)

1. a vacuum pipe solar and air source complementary combinations formula heating system, it is characterized in that, comprise attemperater assembly, vacuum pipe solar assembly, heating loop assembly, air source heat pump assembly, control assembly, inlet pipeline, water end, hot water gatherer and waste heat switch;

Described attemperater assembly comprises inner water tank, inner water tank bottom and top are respectively equipped with into water tube head and water outlet tube head, and inner water tank inside is disposed with solar energy coil pipe, heating coil and air source tray pipe from top to bottom between water outlet tube head and water inlet tube head; Described solar energy coil pipe connects described vacuum pipe solar assembly, and described heating coil connects described heating loop assembly, and described air source tray pipe connects described air source heat pump assembly;

Described water outlet tube head connects described water end, and described hot water gatherer be used for to be collected from water is terminal and flowed out the hot water after using and it is delivered to described waste heat switch, and described inlet pipeline passes described waste heat switch and is connected to described water inlet tube head;

Described vacuum pipe solar assembly, heating loop assembly, air source heat pump assembly all are electrically connected described control assembly.

2. vacuum pipe solar according to claim 1 and air source complementary combinations formula heating system, it is characterized in that: described vacuum pipe solar assembly comprises vacuum heat collection pipe and circulating pump; Be provided with the working medium circulation line that flows for heat-transfer working medium in the described vacuum heat collection pipe, described working medium circulation line is connected by pipeline with solar energy coil pipe in the described attemperater assembly, and described circulating pump is set on connecting line; Described circulating pump is electrically connected described control assembly.

3. vacuum pipe solar according to claim 2 and air source complementary combinations formula heating system, it is characterized in that: the heat-transfer working medium in the described working medium circulation line is freezing liquid.

4. vacuum pipe solar according to claim 1 and air source complementary combinations formula heating system, it is characterized in that: described air source heat pump assembly comprises evaporimeter, compressor and throttling arrangement, and described air source tray pipe connects and composes the closed circuit that supplies flow of refrigerant by the road as condenser and described compressor, evaporimeter, throttling arrangement; Described compressor is electrically connected to described control assembly.

5. vacuum pipe solar according to claim 1 and air source complementary combinations formula heating system is characterized in that: described heating loop assembly comprises heating circulation pump, floor heating coil pipe or radiator, for detection of the temperature sensor of indoor temperature; Described floor heating coil pipe or radiator are connected by pipeline with heating coil in the described attemperater assembly, and described heating circulation pump is set on connecting line; Described heating circulation pump and described temperature sensor are electrically connected described control assembly.

6. according to each described vacuum pipe solar of claim 1-5 and air source complementary combinations formula heating system, it is characterized in that: described inner water tank is enamel or stainless steel; Inner water tank is socketed with tank shell outward, is filled with insulation bubble material between tank shell and the inner water tank.

7. according to each described vacuum pipe solar of claim 1-5 and air source complementary combinations formula heating system, it is characterized in that: on the described inlet pipeline safety valve is installed.

8. according to each described vacuum pipe solar of claim 1-5 and air source complementary combinations formula heating system, it is characterized in that: described solar energy coil pipe, heating coil material are stainless steel tube or fin steel pipe, and described air source tray tubing matter is copper pipe or gapless stainless steel tube.

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