CN201697222U

CN201697222U - Solar heating system

Info

Publication number: CN201697222U
Application number: CN2010201622292U
Authority: CN
Inventors: 杜晋生
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-04-15
Filing date: 2010-04-15
Publication date: 2011-01-05
Anticipated expiration: 2020-04-15

Abstract

A solar heating system comprises a solar vacuum pipe and a floor heating radiating pipe. The solar vacuum pipe and the floor heating radiating pipe are communicated with each other through a hot water pipe and a water return pipe, a blocking valve is disposed on the hot water pipe and/or the water return pipe, a communicating valve is further arranged between the hot water pipe and the water return pipe between the blocking valve and the floor heating radiating pipe, a small circulation pump and a heat conduction oil heater are further disposed on a pipe between the communicating valve and the floor heating radiating pipe, and the communicating valve, the small circulation pump, the floor heating radiating pipe and the heat conduction oil heater form a heat supply circulation system together. The solar heating system eliminates a heat storage water tank of an existing heating system, reduces heat loss during working, is operated by adopting a microcomputer control system, is stable and reliable in work and low in operation cost, and is provided with the auxiliary heating small circulation system so as to have high thermal energy utilization rate and save energy when starting auxiliary heating.

Description

Solar energy heating system

Technical field

The utility model relates to a kind of solar heating technology.Specifically being expressed as with microcomputerized control cabinet master control, with the solar energy vacuum tube thermal-arrest, is power with quiet circulating pump, makes auxiliary low power consuming, high efficiency new type solar energy heating system with electrical heating conduction oil still.

Background technology

It is bigger that winter heating accounts for China's energy consumption proportion, and particularly at northern area, heating becomes a great problem at government and tame family, and all will consume a large amount of raw coal, timber, power supply every year.Simultaneously, a large amount of waste gas, the waste residues of discharging.Cause serious environmental to pollute, according to all kinds of energy resource consumption statistical analyses of State Statistics Bureau, only the year power consumption of cities and towns heating just accounts for more than 12% of total amount of whole nation power consumption.

In recent years, along with coal price goes up, imbalance between supply and demand becomes increasingly conspicuous, the urban heat supplying coal, and power plant's coal for power generation, tame family fire coal is very nervous, and operating cost increases.Simultaneously, the cigarette that causes of fire coal, gas, slag pollution, CO2 emission etc. all form heavy damage to environment.Therefore, research and development utilize novel clean energy resource.Significant as solar energy, biomass energy, natural oil gas etc.Wherein, solar energy composite utilizes tool potentiality, tool development prospect.

Existing solar heating device all has electric heater unit usually, is used for overcast and rainy, auxiliary heating at night, avoids not having the solar time indoor temperature too low, the influence life.As Chinese patent 200910181110.1 disclosed a kind of " solar heating device ", this assisted heating device, the thermotank that it utilizes in dress sodium nitrate heat-conducting medium passes heat transfer water pipe in the bucket with the system water heating and deliver to indoor.This mode with assisted heating device heating whole system water, power consumption is high, and it is bad to add thermal effect.In addition, this assisted heating device also has a solar panel and battery, and on daytime, through the solar panel charging, heated heat-conducting medium thermotank in by battery night.This batteries to store energy mode of heating increases cost greatly owing to adopt high power battery.The 3rd deficiency is that above-mentioned auxiliary heating system is by the direct heating system recirculated water of electricity, and in whole system, also be provided with a hot water storing tank, and moisture storage capacity is big in the system of this increase heat storage water tank, adopt daytime in the solar energy process heat up promptly very slow, temperature descends very fast, and result of use is unsatisfactory, can be raised to the highest 80 ℃ as the water tank water temperature, but after beginning to circulate 20 minutes, water tank temperature then drops to 20 ℃, and two take turns circulation time, and water temperature can not promote immediately, at this moment, promptly need the auxiliary intensification of electric heating, and the power consumption of electrical heating process is very high, heats up slowly, because electric heating part power height also breaks down easily.

Summary of the invention

A kind of new solar heating system is tested, succeeded in developing to the utility model on the basis of conscientiously studying prior art, can satisfy the heat supply in winter demand in the most of area of China, and is particularly then better, more energy-conservation in China's southern area operational effect.

Solar energy heating system of the present utility model, comprise solar energy vacuum tube and floor heating radiating tube, the two is communicated with by hot-water line and return pipe, described hot-water line and/or return pipe are provided with blocked valve, between hot-water line between blocked valve and the floor heating heat dissipation pipeline and return pipe, also be provided with communicating valve, and on the pipeline between communicating valve and the floor heating heat dissipation pipeline, also be provided with partial circulating pump and hotline heater, heat supply circulatory system of the common composition of described communicating valve, partial circulating pump, floor heating heat dissipation pipeline and hotline heater.

Described solar energy heating system, blocked valve wherein and communicating valve adopt magnetic valve.

Described solar energy heating system wherein has a controller and circulating pump, blocked valve, communicating valve, partial circulating pump, hotline heater is connected and controls the operation or the on off state of described device.

Described solar energy heating system, wherein the water outlet side of solar energy vacuum tube and backwater side are respectively arranged with leaving water temperature sensor and return water temperature sensor, and described leaving water temperature sensor is connected with controller respectively with the return water temperature sensor.

Solar energy heating system of the present utility model adopts the system architecture of not establishing water tank, with 100m ²Calculate, supporting 250 vacuum tubes, water capacity is 500kg, according to national floor heating water capacity standard, floor heating pipe water filling 100kg, add down circulation hydraulic pipeline 20kg water, amount to 120kg, like this, high-temperature water in the solar energy vacuum tube is 4 times of floor heating normal-temperature water, cold and hot mating cooling is slower, utilizes solar energy and electrothermal heating energy consumption to reduce, and gradient of temperature is steady.Assisted heating device of the present utility model in addition, it is made up of heating rod and heat conduction still, in the heat conduction still conduction oil is housed, and is characterized in quick heating, heat conduction soon, temperature in the kettle can rise in a few minutes more than 300 ℃, and can rapidly heat be conducted to the outer water-carriage system of still.Heater is mainly used in night and overcast and rainy snow sky, is to use timed unit during use, reaches 55 ℃-60 ℃ of inflow temperatures, and leaving water temperature reaches 35 ℃-40 ℃.

Description of drawings

Fig. 1 is the solar energy heating system structural representation

1-water supply tank 2-leaving water temperature sensor 3-vacuum tube 5-tube connector 6-air bleeding valve 7-ball valve 8-controller 10-return water temperature sensor 11-hotline heater 14-floor heating heat dissipation pipeline 15-hot-water line 16-partial circulating pump 17-communicating valve 18-return pipe 20-hot water blocked valve 21-backwater blocked valve 22-circulating pump among the figure

The specific embodiment

Following structure accompanying drawing is described in detail the utility model.

With reference to Fig. 1 solar energy heating system of the present utility model, comprise some groups of solar energy vacuum tubes 3, a tube connector 5 is arranged between per two groups, by this tube connector 5 water inlet pipe and water outlet pipe of vacuum tube 3 with the outside is communicated with.The top of tube connector is provided with air bleeding valve 6 endways.The bottom of each tube connector 5 all is provided with ball valve 7, and heating space adopts floor heating heat dissipation pipeline 14 to dispel the heat.14 of vacuum tube 3 and floor heating heat dissipation pipelines are communicated with by hot-water line 15 and return pipe 18.Water return pipeline is provided with circulating pump 22.On hot water line and water return pipeline, be respectively arranged with simultaneously hot water blocked valve 20 and backwater blocked valve 21.A blocked valve perhaps only is set to get final product.When utilizing solar heating, after dispelling the heat, the hot water that solar energy vacuum tube 3 comes out gets back to heating again in the solar energy vacuum tube in hot-water line 15 enters floor heating radiating tube 14 from return pipe 18.Intrasystem water circulation is forced to carry out by circulating pump 22.During lack of water, replenish by water supply tank 1.

In order to realize round-the-clock heating, must increase the auxiliary heat supplying device.The utility model adopts the mode set up hotline heater 11 on the hot water line, and the part of hot-water line 15 is fixed in the conduction oil in the hotline heater, and wherein conduction oil is by Electric heating.In order to reduce unnecessary waste, a hot water blocked valve 20 is set on the hot water line, also can on water return pipeline, set up a backwater blocked valve 21, between two blocked valves and floor heating heat dissipation pipeline 14, a communicating valve 17 that is communicated with hot-water line 15 and return pipe 18 is set simultaneously.On water return pipeline, a partial circulating pump 16 is set, above-mentioned hotline heater 11, floor heating heat dissipation pipeline 14,17 of partial circulating pump 16 and communicating valves form a lesser circulation, when electrical heating starts, close backwater blocked valve 21, hot water blocked valve 20 and circulating pump 22, open communicating valve 17, hotline heater 11 and partial circulating pump 16, intrasystem part water flows in lesser circulation and is heated in hotline heater, after entering the 14 interior heat releases of floor heating heat dissipation pipeline then, through water return pipeline and partial circulating pump 16, communicating valve 17 returns hotline heater 11 heating.

Control is provided with a controller 8 in whole system for convenience.Delivery port at vacuum tube 3 is provided with a leaving water temperature sensor 2, near the close vacuum tube 3 of water return pipeline, a return water temperature sensor 10 is set.Controller 8 is connected with circulating pump 22, backwater block device 21, hot water block device 20, communicating valve 17, partial circulating pump 16, hotline heater 11 respectively by lead.Controller adopts microcomputerized control.Described backwater block device 21, hot water block device 20 and communicating valve 17 adopt magnetic valve.

Solar energy heating system of the present utility model, begin to start heating in the north November, the sunshine-duration of every day is 7 hours at the bottom of the December, the morning 94 points to afternoon, heat up since 9 thirty, this moment, the water temperature of solar energy was 15 ℃--17 ℃, can reach about 25 ℃ to 10, to ten thirty, can be raised to more than 35 ℃, 11 can be raised to more than 40 ℃, can reach 55 ℃ 11 thirty--60 ℃, beginning is circulation for the first time, circulated 20 minutes, solar water-temperature drops to 35 ℃ and stops circulation, by ten two: 10, the water temperature of solar energy is raised to 55 ℃ once more--and 60 ℃, beginning is circulation for the second time, circulated 40 minutes, the water temperature of solar energy drops to 40 ℃, control circulation with the time control device stops, solar energy is heated up when sunlight is the strongest, solar temperature rising to 13 30 minutes, water temperature is raised to 60 ℃ once more, beginning is circulation for the third time, circulated 40 minutes, water temperature stops circulation when dropping to 40 ℃, solar energy heats up once more, and to 15: 10 afternoon, solar energy was raised to 55 ℃--60 ℃ of last circulations of beginning, to night, outdoor temperature is when subzero, and indoor temperature will remain on 15 ℃--and 20 ℃ (temperature retention time reaches 5-6 hour), utilize timed unit simultaneously, automatically start heater, the heater working time is decided to be 1 hour, makes inflow temperature reach 55 ℃--60 ℃, leaving water temperature reaches 35 ℃--40 ℃, keep indoor temperature to reach 15 ℃ always--20 ℃, to about 0 o'clock, indoor temperature keeps constant temperature always, and morning, temperature began to descend gradually during 1-5, begin two tasks to the 5:00 AM heater, guarantee that indoor temperature is higher than 20 ℃, have by day under the situation of the sun that heater only needed work 2 hours, the present invention is mainly used in floor heating, reason is that the floor heating temperature retention time is long, lifting is steady, arrives halcyon days 50 days, i.e. the coldest period of the north.Sunshine-duration is the shortest, solar temperature rising is slow, every day will be since 10 intensifications, solar temperature rising is slow, and every day, the temperature of solar energy was about 10 ℃ since 10 intensifications, can be raised to 55 ℃ to ten two solar energy temperature, begin circulation, temperature dropped to 35 ℃ in 15 minutes, was warmed up to 13 points for the second time, solar energy is raised to 55 ℃, circulated 30 minutes, water temperature drops to 35 ℃ again, is warmed up to 2 pm half once more, solar energy is raised to 55 ℃, the last circulation of beginning, the time is approximately half an hour, getting temperature and will come work by heater afterwards.Every day, heater will move about three hours, and since the light application time growth of the February sun, temperature gos up, and the solar temperature rising time is fast, and 2-3 capable of circulation hour every day, remaining heating needs heater to replenish.

Heater calculates with 100 squares of heating areas, need 6 kilowatts, overcast and rainy, will work every day 5-6 hour, power consumption is at most 40 degree, calculates by every degree 0.47, about 20 yuan of costs, general normal need heater work 2 hours, the electricity charge is also with regard to about 10 yuan, (above-mentioned data are tested gained by 2008-2009).With provide boiler for oneself, the big warm relatively user that pays dues can accept.

Claims

1. solar energy heating system, comprise solar energy vacuum tube (3) and floor heating heat dissipation pipeline (14), the two is communicated with by hot-water line (15) and return pipe (18), it is characterized in that described hot-water line (15) and/or return pipe (18) are provided with blocked valve, between hot-water line (15) between blocked valve and the floor heating heat dissipation pipeline (14) and return pipe (18), also be provided with communicating valve (17), and on the pipeline between communicating valve (17) and the floor heating heat dissipation pipeline (14), also be provided with partial circulating pump (16) and hotline heater (11), described communicating valve (17), partial circulating pump (16), floor heating heat dissipation pipeline (14) and hotline heater (11) are formed a heat supply circulatory system jointly.

2. according to the solar energy heating system of claim 1, it is characterized in that described blocked valve and communicating valve adopt magnetic valve.

3. according to the solar energy heating system of claim 2, it is characterized in that having a controller (8) and circulating pump, blocked valve, communicating valve, partial circulating pump, hotline heater is connected and controls the operation or the on off state of described device.

4. according to the solar energy heating system of claim 3, the water outlet side and the backwater side that it is characterized in that solar energy vacuum tube (3) are respectively arranged with leaving water temperature sensor (2) and return water temperature sensor (10), and described leaving water temperature sensor (2) is connected with controller (8) respectively with return water temperature sensor (10).