CN206113368U - Coil pipe type solar water heater - Google Patents

Abstract

The utility model relates to a coil pipe type solar water heater, it includes heat transfer case and solar panel, the outside cladding of heat transfer incasement courage has a heat preservation, is packaged with the closing cap on the wherein one end opening of inner bag and the opening, install heat exchange coil on the closing cap, heat exchange coil draws forth medium feed liquor pipe, medium drain pipe, middle part pipeline section and stretches into the lower part of inner bag and radially up be the heliciform along the inner bag and arrange, the medium drain pipe is connected with solar panel's inlet, and medium feed liquor pipe is connected with solar panel's liquid outlet, installs the media rotation pump on the circulation drain pipe, having seted up for the electrical heating installing port and magnesium stick on the closing cap and use the mounting hole, the electric heating seat of installing port installation installs electric heating pipe and temperature inductive probe for the electrical heating on the electric heating seat, installs the magnesium stick on the excellent mounting hole of magnesium, the cold water inlet tube is drawn forth to the bottom of inner bag open end, the hot water outlet pipe is drawn forth at the top. The utility model has the advantages of simple structure, convenient to use, heat exchange efficiency height and long service life.

Description

A kind of coiled solar water heater

Technical field

This utility model is related to solar water heater field, specifically a kind of coiled solar water heater.

Background technology

Solar water heater is heated using solar energy to tap water, there is provided production and hot water for life, its application and Popularization has not only brought facility, also reduces conventional energy resource consumption, reduces environmental pollution, is people to clean energy resource Using successful case.

At present common solar water heater is vacuum collecting heat pipe type solar water heater, the water tank and Duo Gen of the water heater Vacuum heat collection pipe becomes one structure, and is arranged on roof by support, entery and delivery port is opened up on water tank and is utilized upper and lower Water lines are connected with the pipeline and control valve of interior.The solar water heater of this kind of integrative-structure exists many in specifically used Defect：1）Because whole machine installation is in roof, installs and maintenance is inconvenient, particularly with some pinnacle buildings, operational risk It is bigger；In addition, whole roof can be polluted when there is radiator leak, the harmful effects such as building infiltration are caused；2）Due to upper and lower water It is tap water, especially watering pipeline in pipeline, the even bursting by freezing of winter easy ice blockage causes solar water heater in the winter Ji Wufa is used；3）Due to directly heating by the way of tap water using thermal-collecting tube, incrustation scale is easily gathered in thermal-collecting tube and water tank And breed bacteria, water tank and thermal-collecting tube are difficult cleaning, cause water quality inferiority, using unhygienic.

Based on the problems referred to above, applicant in this case is intended to research and develop a kind of Solar Enercy Fission Geyser, the separated type solar Water heater is heated using solar heat-collection plate to heat-conducting medium, and the heat-conducting medium after heating is passed through again in heat exchange box, is utilized Cycle heat exchange structure is heated to the tap water in water tank.

Although also having the Solar Enercy Fission Geyser according to above-mentioned operation principle, existing split in prior art Formula solar water heater is on heat exchange efficiency, there is many deficiencies in energy utilization rate and on practical function.For it is above-mentioned not Foot, and according to areal variation and concrete function demand, applicant in this case develops respectively many money Solar Enercy Fission Geysers, Difference according to cycle heat exchange structure is largely divided into two big class：Jacket type and heat exchange coil formula.Wherein, for each big class, According to specifically used environment, collecting efficiency and client's concrete function customized demand, be subdivided into plain edition, improve it is plate, Improve auxiliary heating type and balcony wall-hanging type etc..This case is improved on heat exchange structure and assisted heating structure, A kind of coiled solar water heater is provided.

Utility model content

The technical problems to be solved in the utility model is to provide a kind of simple structure, easy to use, heat exchange efficiency is high, use The coiled solar water heater of life-span length.

To solve above-mentioned technical problem, coiled solar water heater of the present utility model includes heat exchange box and solar energy collection Hot plate, it is structurally characterized in that inside the heat exchange box inner bag for being provided with horizontally set, and heat-insulation layer is coated with outside inner bag, insulation The outside of layer is arranged shell, and in the wherein one end open and opening of inner bag capping is packaged with, and the end of shell is offered for pacifying The end slot of dress capping；Heat exchange coil is installed, heat exchange coil is in the top extraction medium feed tube of capping, in capping in capping Draw medium drain pipe, middle part pipeline section and stretch into the bottom of inner bag and radially up arrange in the shape of a spiral along inner bag in bottom；Medium goes out Liquid pipe is connected by circulation drain pipe with the inlet of solar heat-collection plate, and medium feed tube is by circulation feed tube and solar energy The liquid outlet connection of collecting plate, on circulation drain pipe medium circulation pump is provided with；The center of capping offers electrical heating use Installing port and magnesium rod installing hole, electric heating base is provided with electrical heating installing port by bolt, is provided with electric heating base Electric heating tube and water temperature inductive probe, on magnesium rod installing hole magnesium rod is provided with；The bottom extraction cold water inlet of inner bag opening, Base top contact hot water outlet pipe.

In said structure, inner bag adopts horizontal type structure, and the pigtail in the middle part of heat exchange coil is arranged on the bottom of inner bag, can Overall heating is carried out to the whole lower half of inner bag, heat transfer effect is more preferable, and this kind of horizontal type structure has been more convenient coil pipe in inner bag In arrangement.Heat exchange coil, electric heating tube, water temperature inductive probe and magnesium rod are installed in capping, assembling is simpler and tears open Dress maintenance is also more convenient.Meanwhile, conveniently detachable electric heating base is set in capping and magnesium rod can be individually attached, electric heating tube For consumable accessory, can be facilitated by dismounting electric heating base and electric heating tube be overhauled or is changed.Magnesium rod can be to stainless steel Inner bag and pipeline play a protective role, it is to avoid inner bag corrosion, increase inner bag service life.But, due to the water of certain areas Matter is poor, and the loss of magnesium rod is very fast, and the replacement cycle of magnesium rod is shorter, arranges this kind of separately installed magnesium rod structure, can facilitate to magnesium Rod is individually replaced, without dismantling other structures, meanwhile, magnesium rod installing hole can also also serve as sewage draining exit, without additionally opening up again Sewage draining exit, heat exchange box when magnesium rod is changed erected, and the dirt allowed in inner bag flows out from magnesium rod installing hole；Solar energy collection Hot plate is typically mounted at roof, and its position is higher, and the problem of being short of power occurs by medium self-loopa, arranges medium circulation pump Power can be provided for medium circulation, it is ensured that heat transfer effect and can facilitating is controlled to temperature.

The bottom at the shell two ends is respectively mounted multiple support feets.Support feet is used to prop up whole casing, will can change Hot tank is arranged on any position, without punching or installing expansion bolt on the wall, installs more convenient.

Cover plate, the medium drain pipe, medium feed tube, cold water inlet and hot water outlet pipe are packaged with the end slot Pass from cover plate.End slot facilitates and each pipeline is overhauled and installed, and arranges cover plate and encapsulates the mounting structure of each pipeline Get up, only draw four pipelines, outward appearance is more attractive.

The outside cladding enamel layer of the electric heating tube.The easy fouling in surface of electric heating tube and corrosion, arrange enamel layer The corrosion resistance of electric heating tube and less scaling can be improved, so as to the service life of electric heating tube is significantly increased.

The magnesium rod installing hole is screwed hole, and the end of the magnesium rod is connected with the stud coordinated with above-mentioned screwed hole, The outer end of stud is installed with the tappet head that can coordinate with spanner.During installation, first magnesium rod is inserted in inner bag, stud is arranged on spiral shell In pit, coordinated by spanner and tappet head and stud and magnesium rod are fixed in capping.Using this kind of mounting structure, it is possible to decrease tear open Dress difficulty, changes magnesium rod more convenient and quicker.

The exit of the medium circulation pump is connected with liquid injection pipe and expansion tube, and liquid-filling valve is installed in the end of liquid injection pipe, swollen The end of tube expansion is connected with expansion drum, and pressure gauge is provided with expansion tube.Liquid injection pipe is used for the supplement in medium circulation system and changes Thermal medium, expansion drum is used for the pressure of balance media blood circulation, it is ensured that the stability of medium circulation system.

Media temperature sensor is installed at the liquid outlet of the solar heat-collection plate.Arranging media temperature sensor can be real When monitor the temperature of medium, it is convenient that Automated condtrol is carried out to whole system.

The heat exchange box arranges multiple, and the entrance of the medium feed tube of each heat exchange box is respectively mounted an automatically controlled flow Valve；Solar water heater includes controller, and the both positive and negative polarity of each electric heating tube is connected on controller, medium circulation pump and each electricity Control flow valve control end be electrically connected with the controller, the signal output part of media temperature sensor and each water temperature inductive probe with Controller is electrically connected.Solar heat-collection plate is arranged on roof, and its size can be arranged larger or arrange many set collecting plates, draw total Medium circulation pipeline, therefore, multiple heat exchange box can be set and share a set of solar heat-collection plate, multiple heat exchange box can be separately mounted to Different floors, or comprehensive control is carried out to each heat exchange box by a total controller without room installed in same layer System, overall structure is simpler, is more convenient practicality and intelligence degree is higher.

In sum, this utility model has simple structure, easy to use, heat exchange efficiency high and long service life excellent Point.

Description of the drawings

This utility model is described in further detail with reference to the accompanying drawings and detailed description：

Fig. 1 is the overall structure diagram of this utility model one of which embodiment；

Fig. 2 is the concrete structure schematic diagram of heat exchange box in this utility model；

Fig. 3 is capping and the mounting structure schematic diagram of each part thereon in this utility model；

Fig. 4 is electric heating base and the mounting structure schematic diagram of each part thereon in this utility model；

Fig. 5 is the concrete structure schematic diagram of magnesium rod in this utility model；

Fig. 6 is the overall structure diagram of this utility model another embodiment；

Fig. 7 is the circuit control principle schematic block diagram of Fig. 6.

Specific embodiment

Referring to the drawings, coiled solar water heater of the present utility model includes heat exchange box 1 and solar heat-collection plate 2, changes The inner bag 3 of horizontally set is installed inside hot tank 1, heat-insulation layer 4 is coated with outside inner bag 3, the outside of heat-insulation layer 4 is arranged shell, Capping 6 is packaged with the wherein one end open and opening of inner bag 3, the end of shell offers the end slot 7 for installing capping.Envelope Heat exchange coil 8 is installed, heat exchange coil 8 is drawn medium feed tube 9, drawn in the bottom of capping 6 on the top of capping 6 on lid 6 Medium drain pipe 10, middle part pipeline section stretch into the bottom of inner bag 3 and radially up arrange in the shape of a spiral along inner bag 3.Medium drain pipe 10 by circulation drain pipe 11 is connected with the inlet 12 of solar heat-collection plate, medium feed tube 9 by circulation feed tube 13 and The liquid outlet 14 of solar heat-collection plate connects, and on circulation drain pipe 11 medium circulation pump 15 is provided with.Open the center of capping 6 Electrical heating installing port and magnesium rod installing hole are provided with, electric heating base 16 is provided with by bolt on electrical heating installing port, electricity Electric heating tube 17 and water temperature inductive probe 18 are installed in heated seats 16, magnesium rod 19 is installed on magnesium rod installing hole.Inner bag opening Draw cold water inlet 20, Base top contact hot water outlet pipe 21 in the bottom at end.

In said structure, inner bag 3 adopts the pigtail at horizontal type structure, the middle part of heat exchange coil 8 to be arranged under inner bag 3 Portion, can carry out overall heating to the whole lower half of inner bag 3, and heat transfer effect is more preferable, and this kind of horizontal type structure has been more convenient coil pipe Arrangement in inner bag.Heat exchange coil 8, electric heating tube 17, water temperature inductive probe 18 and magnesium rod 19 are installed in capping 6, Assembling is simpler and dismounting maintenance is also more convenient.Meanwhile, conveniently detachable electric heating base 16 and magnesium rod 19 is set in capping 6 Can be individually attached, electric heating tube 17 be consumable accessory, by dismantle electric heating base 16 can facilitate electric heating tube 17 is overhauled or Change.Magnesium rod 19 can play a protective role to the inner bag 3 of stainless steel and pipeline, it is to avoid inner bag 3 corrodes, and increase inner bag 3 Service life.But, because the water quality of certain areas is poor, magnesium rod 19 is lost comparatively fast, and the replacement cycle of magnesium rod 19 is shorter, arranges This kind of separately installed magnesium rod structure, can facilitate and magnesium rod 19 is individually replaced, without dismantling other structures, meanwhile, magnesium rod Installing hole can also also serve as sewage draining exit, without additionally opening up sewage draining exit again, erect by heat exchange box when magnesium rod is changed, and allow inner bag 3 In dirt from magnesium rod installing hole flow out；Solar heat-collection plate is typically mounted at roof, and its position is higher, by medium certainly Circulation occurs the problem of being short of power, and arranging medium circulation pump 15 can provide power for medium circulation, it is ensured that heat transfer effect simultaneously can It is convenient that temperature is controlled.

Referring to the drawings, the bottom at shell two ends is respectively mounted multiple support feets 22.Support feet 22 is used for the support of whole casing Rise, heat exchange box 1 can be arranged on any position, without punching or installing expansion bolt on the wall, install more convenient.

Referring to the drawings, cover plate 23, the medium drain pipe 10, medium feed tube 9, cold water inlet are packaged with end slot 7 20 and hot water outlet pipe 21 pass from cover plate 23.End slot 7 facilitates and each pipeline is overhauled and installed, and arranging cover plate 23 will The mounting structure of each pipeline is encapsulated, and only draws four pipelines, and outward appearance is more attractive.

Referring to the drawings, the outside cladding enamel layer 32 of electric heating tube 17.The easy fouling in surface of electric heating tube 17 and corrosion, Arranging enamel layer 32 can improve the corrosion resistance of electric heating tube 17 and less scaling, so as to the use longevity of electric heating tube is significantly increased Life.

Referring to the drawings, magnesium rod installing hole is screwed hole, and the end of magnesium rod 19 is connected with the spiral shell coordinated with above-mentioned screwed hole Post 24, the outer end of stud 24 is installed with the tappet head 25 that can coordinate with spanner.During installation, first magnesium rod 19 is inserted in inner bag, Stud 24 is arranged in screwed hole, is coordinated by spanner and tappet head 25 and stud 24 and magnesium rod 19 are fixed in capping 6.Utilize This kind of mounting structure, it is possible to decrease dismounting difficulty, changes the more convenient and quicker of magnesium rod 19.

Referring to the drawings, the exit of medium circulation pump 15 is connected with liquid injection pipe and expansion tube, and note is installed in the end of liquid injection pipe Liquid valve 26, the end of expansion tube is connected with expansion drum 27, and pressure gauge 28 is provided with expansion tube.Liquid injection pipe is used for medium circulation Heat transferring medium is supplemented in system, expansion drum 27 is used for the pressure of balance media blood circulation, it is ensured that medium circulation system is stablized Property.

Referring to the drawings, media temperature sensor 29 is installed at the liquid outlet 14 of solar heat-collection plate.Medium temperature is sensed Device can real-time monitoring medium temperature, it is convenient that Automated condtrol is carried out to whole system.

With reference to Fig. 6 and Fig. 7, solar heat-collection plate 2 is arranged on roof, and its size can arrange many set thermal-arrests of larger or setting Plate, draws total medium circulation pipeline, therefore, heat exchange box 1 arranges multiple, the entrance of the medium feed tube 9 of each heat exchange box 1 It is respectively mounted an automatically controlled flow valve 30.Solar water heater includes controller 31, and the both positive and negative polarity of each electric heating tube 17 is connected to control On device processed 31, the control end of medium circulation pump 15 and each automatically controlled flow valve 30 is electrically connected with controller 31, medium temperature sensing The signal output part of device 29 and each water temperature inductive probe 18 is electrically connected with controller 31.Multiple heat exchange box 1 share a set of sun Energy collecting plate 2, multiple heat exchange box 2 can be separately mounted to different floors, or installed in same layer without room, by one Individual total 31 pairs of each heat exchange box 2 of controller carry out Comprehensive Control.For specific control, media temperature sensor 29 and water temperature sense Should pop one's head in and 18 detect medium temperature and water temperature respectively, automatically controlled flow valve 30 is used for control into the medium flow field in each heat exchange box 2 Amount, when detecting the water temperature in certain heat exchange box 2 and being relatively low, it is possible to increase the corresponding automatically controlled flow valve 30 of the heat exchange box 2 Flow, it is contrary, when detecting the water temperature in certain heat exchange box 2 and being of a relatively high, the corresponding automatically controlled stream of the heat exchange box 2 can be reduced The flow of amount valve 30 directly closes the automatically controlled flow valve 30.By Comprehensive Control so that it is more steady that whole system is run Fixed, capacity usage ratio is higher, using more convenient.

In sum, this utility model is not limited to above-mentioned specific embodiment.Those skilled in the art, without departing from this reality On the premise of with new spirit and scope, some changes and modification can be done.Protection domain of the present utility model should be with this reality It is defined with new claim.

Claims (8)

1. a kind of coiled solar water heater, including heat exchange box（1）And solar heat-collection plate（2）, it is characterized in that the heat exchange Case（1）Inside is provided with the inner bag of horizontally set（3）, inner bag（3）Outside is coated with heat-insulation layer（4）, heat-insulation layer（4）Outer cover If shell, inner bag（3）Wherein one end open and be open on be packaged with capping（6）, the end of shell is offered for installing envelope The end slot of lid（7）；Capping（6）On heat exchange coil is installed（8）, heat exchange coil（8）In capping（6）Top draw medium feed liquor Pipe（9）, capping（6）Bottom draw medium drain pipe（10）, middle part pipeline section stretch into inner bag（3）Bottom and along inner bag（3） Radially up arrange in the shape of a spiral；Medium drain pipe（10）By circulating drain pipe（11）With the inlet of solar heat-collection plate （12）Connection, medium feed tube（9）By circulating feed tube（13）With the liquid outlet of solar heat-collection plate（14）Connection, recycles Liquid pipe（11）On medium circulation pump is installed（15）；Capping（6）Center offer electrical heating installing port and magnesium rod and use Installing hole, electric heating base is provided with electrical heating installing port by bolt（16）, electric heating base（16）On electrical heating is installed Pipe（17）With water temperature inductive probe（18）, magnesium rod is installed on magnesium rod installing hole（19）；Draw cold water in the bottom of inner bag opening Water inlet pipe（20）, Base top contact hot water outlet pipe（21）.

2. coiled solar water heater as claimed in claim 1, the bottom that it is characterized in that the shell two ends is respectively mounted Multiple support feets（22）.

3. coiled solar water heater as claimed in claim 1, is characterized in that the end slot（7）On be packaged with cover plate （23）, the medium drain pipe（10）, medium feed tube（9）, cold water inlet（20）And hot water outlet pipe（21）From cover plate （23）Pass.

4. coiled solar water heater as claimed in claim 1, is characterized in that the electric heating tube（17）Outside cladding Enamel layer（32）.

5. coiled solar water heater as claimed in claim 1, is characterized in that the magnesium rod installing hole is screwed hole, institute State magnesium rod（19）End be connected with above-mentioned screwed hole coordinate stud（24）, stud（24）Outer end be installed with can with pull The tappet head that handss coordinate（25）.

6. coiled solar water heater as claimed in claim 1, is characterized in that the medium circulation pump（15）Exit Liquid injection pipe and expansion tube are connected with, liquid-filling valve is installed in the end of liquid injection pipe（26）, the end of expansion tube is connected with expansion drum（27）, Pressure gauge is installed on expansion tube（28）.

7. the coiled solar water heater as any one of claim 1-6, is characterized in that the solar heat-collection plate Liquid outlet（14）Place is provided with media temperature sensor（29）.

8. coiled solar water heater as claimed in claim 7, is characterized in that the heat exchange box（1）Arrange multiple, each Heat exchange box（1）Medium feed tube（9）Entrance be respectively mounted an automatically controlled flow valve（30）；Solar water heater includes control Device（31）, each electric heating tube（17）Both positive and negative polarity be connected to controller（31）On, medium circulation pump（15）And each automatically controlled flow Valve（30）Control end and controller（31）Electrical connection, media temperature sensor（29）And each water temperature inductive probe（18）Letter Number outfan and controller（31）Electrical connection.