CN2605530Y

CN2605530Y - Solar water heater with thin pipe structure

Info

Publication number: CN2605530Y
Application number: CNU032236247U
Authority: CN
Inventors: 周世安
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-02-13
Filing date: 2003-02-13
Publication date: 2004-03-03
Anticipated expiration: 2013-02-13

Abstract

Disclosed is a thin pipeline structured solar water heater. The solar water heater comprises a frame, which is provided with a plurality of heat collecting units. Each heat collecting unit contains a heating water pipe and a vacuum heat collecting pipe, wherein the heating water pipe has an internal visor; the vacuum heat collecting pipe is sleeved at the exterior of the heating water pipe. Water outlets and inlets of the heating water pipes of neighboring heat collecting units are connected via connecting pipes. A temperature control switch is arranged in one or two heat collecting units for intermittently controlling an electromagnetic valve on the pipeline to discharge hot water into a water tank. Adopting a thin pipeline structure, the utility model has small size, convenient mounting as well as safe and reliable operation. With excellent clustering performance, the utility model can be integrated into a system for large-scale mounting and adapt to the appearance demands of buildings and environment, and thus is suitable for popularization and application in cities.

Description

Thin type pipeline configuration solar water heater

Technical field

The utility model belongs to technical field of solar water heaters, specifically is a kind of thin type pipeline configuration solar water heater.

Background technology

Existing solar water heater adopts all-glass vacuum thermal-collecting tube to constitute mostly, and there is following shortcoming in it:

1), because solar energy belongs to the poor efficiency energy, and required collection area is bigger, causes its volume big, inconvenience is installed.And in actual use, the pattern that most solar water heaters adopt vacuum heat collection pipe and water tank directly to link to each other, vacuum heat collection pipe oblique cutting below, water tank is positioned at the top, its mounting bracket and the high water tank of lifting, make the outdoor exposure volume too big, the requirement attractive in appearance of incompatibility modern city building and environment, the installation site is difficult for selecting.

2), because of vacuum heat collection pipe belongs to fragile article, inconvenient composition system is not suitable for cluster and installs, in the system if any a glass heat-collecting vacuum tube breakage, the whole system inefficacy of will leaking.Erection space is big more, and the inefficacy chance is many more, is not suitable for the requirement that urban architecture needs large tracts of land to install.

3), can not pressure-bearing, water conservancy diversion is poor.Because of hydraulic pressure directly acts on glass heat-collecting vacuum tube, system can not pressure-bearing work, and its adaptability is reduced greatly, and the mounting means and the scope of application also are restricted.In addition, the hot water in the vacuum heat collection pipe can not all be discharged utilization, and when covering cold water, hot and cold water can mix in water tank and vacuum tube again, has reduced the efficient of water heater.

Summary of the invention

In view of existing vacuum heat collection pipe solar water heater above shortcomings, the utility model provides a kind of thin type pipeline configuration solar water heater, with simplified structure, reduce volume, reduce cost, be convenient to form system's large tracts of land and install, improve safety in utilization, satisfy the modern city environment requirement simultaneously.

The thin type pipeline configuration solar water heater that the utility model proposes, comprise framework 7, some thermal-arrests unit is set in framework 7, each thermal-arrest unit comprises heating pipe 4 and vacuum heat collection pipe 1, internal partition 3 is installed among the heating pipe 4, vacuum heat collection pipe 1 is sleeved on outside the heating pipe 4, and the heating pipe's 4 of Neighbor Set hot cell water inlet and delivery port adopt tube connector 6 to connect the formation pipeline configuration.In its one or two thermal-arrest unit, temperature detect switch (TDS) is installed, hot water is entered water tank with the magnetic valve that is interrupted on the control piper.

Compared with prior art, the utlity model has following advantage:

This slim pipeline configuration solar water heater volume is little, easy for installation, the requirement attractive in appearance that can comply with building and environment preferably, and its mounting means can be versatile and flexible, is adapted at applying in the urban environment.

It is safe and reliable, and sociability is good.Because water in metal tube, even if the glass tube breakage can not leaked yet, does not need the halt system operation, as long as new pipe on the interpolation is easy to maintenance.But this water heater series, parallel or connection in series-parallel mix the solar water heating system of forming random scale, can adapt to the large-area requirement of installing and using.

But pressure-bearing, water conservancy diversion, adaptability is good.Because it adopts the duct type structure, its load performance can be identical with public supply mains, can directly be connected or adopt the water pump pressurization with running water pipe.Therefore water tank can long-range relatively setting, realizes partial installation.Simultaneously, thermal-arrest part and water tank can be selected suitable installation site separately, and its accommodation is greatly improved.This water heater is level, inversion, height bit combination etc. no matter, and hot water can both smooth and easyly be discharged, and hot and cold water also is difficult for mixing in system.

Description of drawings

Fig. 1 is the utility model exemplary embodiments structural representation;

Fig. 2 is Fig. 1 side view;

Fig. 3 a, b are the cut-away view of its thermal-arrest unit;

Fig. 4 is for adopting the thin type separated type solar hot-water heating system schematic diagram of this water heater;

Fig. 5 is a control circuit figure of Fig. 4 solar water heating system.

The specific embodiment

Below in conjunction with accompanying drawing the utility model is further described.

Typical conduit structure solar water heater as shown in Figure 1, 2, 3 comprises framework 7, and some thermal-arrests unit is set in framework 7.This thermal-arrest unit comprises heating pipe 4 and vacuum heat collection pipe 1, inserts internal partition 3 in the middle of the heating pipe 4, makes heating pipe 4 become two semi-circular folded tube, and water 5 storage in pipe is heated and flowed; Vacuum heat collection pipe 1 is sleeved on outside the heating pipe 4, and fill with thermal grease conduction 2 in the slit between vacuum heat collection pipe 1 and the heating pipe 4.The heating pipe's 4 of Neighbor Set hot cell entery and delivery port adopts tube connector 6 to be connected in series, and makes the inner pipeline configuration that forms a bending of water heater, and wherein 17,16 is respectively that its water inlet is taken over and water outlet is taken over.

Heating pipe 4 adopts metal tube, as copper pipe, aluminium-alloy pipe, stainless steel tube etc.Tube connector 6 is conventional water pipe, and the caliber of tube connector 6 is provided with heat-barrier materials less than heating pipe 4 caliber outside the tube connector 6.For reducing volume, framework 7 is the thin board type structure, and its height is that the external diameter of vacuum heat collection pipe 1 adds suitable protection gap sum.

This pipeline configuration solar water heater is packed heat conductivility good metal water pipe in the vacuum heat collection pipe, utilizes the heat collection function of vacuum heat collection pipe, and the water in the metallic water pipe is heated.In a thermal-arrest unit, be the heating pipe in the vacuum heat collection pipe, vacuum heat collection pipe is outward a tube connector.Heating pipe's caliber is as the criterion with the thermal-collecting tube of packing into, in the middle of the heating pipe, add internal partition, and with the sealing of heating pipe's a end, internal partition was reserved water space at closed end, the heating pipe just is divided into two becomes two semicircular folded tube, and the folded tube two-port then links to each other with the water-in and water-out tube connector respectively.Some described thermal-arrests unit is connected in series the pipeline configuration that forms a bending successively, and water stores in metallic water pipe, heats and flows.

In one or two thermal-arrest unit of water heater, temperature detect switch (TDS) is installed, hot water is entered water tank with the magnetic valve that is interrupted on the control piper.

Fig. 4 is for adopting the ultrathin separated type solar hot-water heating system schematic diagram of this water heater.Wherein 9 is that a multi-storey building roofing mixes the water heater group who forms through series, parallel.Water enters water heater 9 by water inlet pipe 10, and magnetic valve 12 is installed on the water inlet pipe 10, and the delivery port of water heater 9 runs in water pipe 13 to insulation pond or water tank 14, and hot water is transported to user side through water pipe.When water is heated to design temperature in water heater 9, its temperature detect switch (TDS) 11 closures, magnetic valve 12 is opened, and cold water enters water heater, and hot water enters insulation pond 14 through drainpipe 13 simultaneously.Hot water drains, and temperature detect switch (TDS) and electromagnetism water valve reset, and water then stops to flow, and reheats.So repeat, finish hot water production.

Because have only the tube connector of a less caliber between heating tube and the heating tube, tube connector can be hidden in the frame in the lump together with its heat-insulation layer, its profile is the platy structure (minimum thickness can be consistent with the thermal-collecting tube external diameter) of a thin type.Volume is little, and is easy for installation, water heater and water tank partial installation, and both connect by pipeline, can comply with the requirement attractive in appearance of building and environment preferably, and its mounting means can be versatile and flexible.As pitched roof, accessible roof can not be mounted to surface stuck type; Accessible roof can be made the flower stand formula; Can make railing type on parapet or the balcony; Can make wall-hanging or inserted or the like on the facade.Also can with single tube suitable be assembled into polymorphic structure, become decorative model or be attached on the decorative model.This water heater can not be subjected to the restriction of setting angle, also can the height bit combination install.

Water tank can be installed in indoorly as the small-sized household water heater,, common pond can be transform as the heat preservation hot pond or by the supporting design of building design units, the insulation requirement all need be satisfied in all hot water pipelines, water tank, pond as large and medium-sized collective water heater.

Slow according to solar energy heating and be interrupted heating characteristics, its basic control method should adopt automatic temperature-controlled mode to carry out current control.Fig. 5 is a control circuit figure of Fig. 4 solar water heating system.The terminal temperature detect switch (TDS) 11 of installing of current in heat collector, series connection electromagnetism water valve 12 in supply channel connects AC power after the control loop series connection of temperature detect switch (TDS) 11 and electromagnetism water valve 12.When water temperature in the water heater is raised to design temperature (as 60 ℃), promptly open magnetic valve, utilize tap water pressure or start water pump, hot water is entered water tank store for future use; When cold water is full of water heater, stop discharging, so repeat, realize the production of hot water.

Other control methods and intelligentized management function, the existing supporting use of mature technology of otherwise designed or employing as required.

Claims

1, a kind of thin type pipeline configuration solar water heater, it is characterized in that comprising framework (7), some thermal-arrests unit is set in framework (7), each thermal-arrest unit comprises heating pipe (4) and vacuum heat collection pipe (1), internal partition (3) is installed among the heating pipe (4), vacuum heat collection pipe (1) is sleeved on outside the heating pipe (4), and the heating pipe's of Neighbor Set hot cell water inlet and delivery port adopt tube connector (6) to connect the formation pipeline configuration.

2, according to the described thin type pipeline configuration of claim 1 solar water heater, it is characterized in that: fill thermal grease conduction (2) between the vacuum heat collection pipe (1) of described thermal-arrest unit and the heating pipe (4).

3, according to the described thin type pipeline configuration of claim 1 solar water heater, it is characterized in that: the caliber of described tube connector (6) is less than the caliber of heating pipe (4).

4, according to the described thin type pipeline configuration of claim 1 solar water heater, it is characterized in that: the temperature detect switch (TDS) that is interrupted magnetic valve on the control piper is set at least one thermal-arrest unit.

5, according to the described thin type pipeline configuration of claim 1 solar water heater, it is characterized in that: framework (7) is the thin board type structure, and its height is that the external diameter of vacuum heat collection pipe (1) adds protection gap sum.

6, according to the described thin type pipeline configuration of claim 1 solar water heater, it is characterized in that: heating pipe (4) adopts heat conductivility good metal pipe.

7, according to the described thin type pipeline configuration of claim 6 solar water heater, it is characterized in that: heating pipe (4) is copper pipe or aluminium-alloy pipe or stainless steel tube.