CN2141060Y

CN2141060Y - Club-type solar water heater

Info

Publication number: CN2141060Y
Application number: CN92235560U
Authority: CN
Inventors: 罗永清
Original assignee: Individual
Current assignee: Individual
Priority date: 1992-09-19
Filing date: 1992-09-19
Publication date: 1993-08-25
Anticipated expiration: 2002-09-19

Abstract

The utility model relates to a club-type solar water heater, which overcomes the trouble that a partition board and a T-shaped conductive tube are arranged in the box body of the existing club-type solar water heater. The club-type solar water heater is provided with a casing with a transparent cover plate. A heat-insulating layer is arranged in the casing. A heat-collecting water storage tank is arranged in the heat-insulating layer. The longitudinal section of the heat-collecting water storage tank is similar to an inverted club. The upper part of one side of the heat-collecting water storage tank is provided with an exhaust overflow port, and the other side can be used as a water inlet or a water outlet. The club-type solar water heater has the advantages of large lighting area, favorable heat-insulating property and small heat loss. By checking the club-type solar water heater, an average daily efficiency eta d is not less than 60.4%, and an average heat loss coefficient U < L > is equal to 8.09W /m 2K. As the temperature difference of the fluid in the heat-collecting water storage tank is small, the use is comfortable.

Description

Club-type solar water heater

The utility model relates to a kind of club-type passive solarenergy water heater.

Mostly prior solar water heater is square chest type or drum type brake, and the square chest type water heater exists the problem of pressure-bearing difference and be difficult for to promote, and the drum type brake water heater is because a plurality of cylinders are formed in parallel, and connecting pipeline is inconvenient and influence its popularization.For addressing the above problem, I am in the patent that on December 1st, 1987 was applied for " oblate tube closing-sunning type water heater ", and the patent No. is " 87205531 ".The solar water heater that this application proposes, the left and right sides is a circular arc, both sides are the plane up and down, form the water heater of a kind of " oblate tube " formula.Though this structure combines the advantage of square chest type and drum type brake, in use also exist and fall into water when using, water temperature is from low to high; When top water used, water temperature disadvantage from high to low also had " dead angle " zone at water tank bottom, and water temperature is on the low side, the comfort that influence is used.For addressing this problem, I have applied for " club-type passive solarenergy water heater " again on June 22nd, 1989 patent, the patent No. " being 89208809.5 ", this application provides a kind of daylighting area big, load performance is good, heat-insulating property height, the solar water heater that heat loss is little, and it is low to have solved the at present domestic and international ubiquitous bottom of solar water heater water temperature, top water temperature height, the problem that the water heater internal water temperature difference is big have improved the comfort level of using.Its heat collection water tank upper end is an orthodrome, and the lower end is little circular arc, and the left and right sides is the plane, the similar inverted rod hammer of its vertical section; Be welded with diaphragm plate on the lateral attitude in casing inside is separated into the gradient bin, casing internal partition both sides form the last lower channel of free convection.

In the products perfection research process, confirm, the solar water heater of different cross section structure, under identical condition of radiation, the water velocity difference, thereby the thermal efficiency is also different; Uiform section solar water heater, fluid circulate a week, and the time that has club-type only is the shortest, i.e. circulation is the fastest, thereby bottom water temperature, average water temperature, evenly heat efficient are increased, and current are evenly distributed, and upper and lower temperature difference narrows down to about 5 ℃.

According to above-mentioned optimization result of study, found that the fluid microcirculation principle of club-type solar water heater is △ P=(t ₂-t ₁) h, irrelevant with the layout of dividing plate in the casing and dividing plate, and dividing plate has been arranged, promptly be unfavorable for the microcirculation of fluid, waste raw material again, increased product cost.

In addition, in above-mentioned solar water heater, T-shaped aqueduct is installed in casing also, also has the high problem of cost, and process and keep in repair also inconvenient.According to the microcirculation principle of optimizing research, the settled a dispute by the parties concerned themselves problem of the temperature difference of club-type solar water heater is so aqueduct has also lost the meaning that exists.

The purpose of this utility model is the principle according to optimal design, on the advantage basis that guarantees former club-type solar water heater, the club-type of not establishing dividing plate and aqueduct in a kind of water tank passive solarenergy water heater is provided, be beneficial to the microcirculation of fluid and save material the cost of reduction product.

The utility model is achieved in that

It has a shell that has transparent cover plate, heat-insulation layer is installed in the shell, a heat collection water storage case is installed in heat-insulation layer, and said heat collection water storage case upper end is an orthodrome, and the lower end is little circular arc, the left and right sides is the plane, the similar inverted rod hammer of its vertical section is processed with the exhaustion spill mouth at a upper lateral part of heat collection water storage case, at the opposite side of heat collection water storage case, be processed with and can be used as into or the mouth of a river of water outlet, on the sunny slope of heat collection water storage case, coat solar paint.During use, the mouth of a river of this solar water heater is communicated with running water pipe, and it is placed daylighting place gets final product.

Fig. 1 is a front view of the present utility model;

Fig. 2 is a left view of the present utility model;

Fig. 3 is the right view of heat collection water storage case.

Provide embodiment of the present utility model below in conjunction with accompanying drawing:

As shown in drawings, the utility model has a shell 5, the heat-insulation layer of making of insulation material 4 is housed in shell 5, an euphotic cover plate 3 that plays sealing and printing opacity effect is simultaneously arranged on heat-insulation layer 4, heat-insulation layer 4 and euphotic cover plate 3 are formed an insulation casing, in this insulation casing, heat collection water storage case 1 is installed, said heat collection water storage case 1 upper end is an orthodrome, the lower end is little circular arc, the left and right sides is the plane, the similar inverted rod hammer of its vertical section, like this, just eliminated " dead angle " zone in the heat collection water storage case 1, the bottom water capacity has been reduced and the top water capacity increases; As daylighting face 〉=0.5m ²The time, in the internal placement of heat collection water storage case 1 carrying bolt 2 is arranged, with the intensity of the anti-positive and negative pressure that increases heat collection water storage case 1; In order further to improve heat insulation effect, between euphotic cover plate 3 and heat collection water storage case 1, honeycomb heat-insulation layer 6 is installed also.At a upper lateral part of heat collection water storage case 1, be processed with an exhaustion spill mouth 1-1, at heat collection water storage case opposite side, be processed with 1～4 mouth of a river 1-2.During use, with among the 1-2 of the mouth of a river one with running water pipe UNICOM, and on the water pipe at the mouth of a river place mounted valve, can be when using hot water by any one mouth of a river water intaking, to obtain high temperature, middle temperature or the different water temperature of low temperature, wherein the effect of blowdown can also be played in the minimum mouth of a river, position; 1-1 connects with threeway with the exhaustion spill mouth, and a mouth is an exhaust outlet, and another mouthful is overfall, and overfall leads to indoor by overflow pipe, as the full water signal pipe.

The utility model has the advantage of that daylighting area is big, good heat insulating, heat loss is little, so thermal efficiency height; Detect through country, average daily efficiency η d 〉=60.4%, average Heat loss coefficient U_L＝8.09W／m ²K; In addition, owing in the heat collection water storage case 1 carrying bolt 2 is arranged, can work the ability that increases heat collection water storage case 1 anti-positive and negative pressure simultaneously, also because the honeycomb heat-insulation layer has been installed, prolong the temperature retention time of product; Because having a narrow range of temperature of heat collection water storage case 1 inner fluid is so use comfortable. Of the present utility model being also advantageous in that, simple in structure, good integrity shapes and the installation, maintenance convenience easily, is the solar water heater of vast town and country, office, group and family's ideal, practicality, also is applicable to the field work needs of hot water.

Claims

1, a kind of club-type passive solarenergy water heater, comprise a shell 5 that has transparent cover plate 3, heat-insulation layer 4 is installed in the shell 5, a heat collection water storage case 1 is installed in heat-insulation layer 4, said heat collection water storage case 1 upper end is an orthodrome, the lower end is little circular arc, the left and right sides is the plane, the similar inverted rod hammer of its vertical section, it is characterized in that, upper lateral part at heat collection water storage case 1 is processed with exhaustion spill mouth 1-1, at the opposite side of heat collection water storage case 1, is processed with and can be used as into or the mouth of a river 1-2 of water outlet.

2, according to the said club-type passive solarenergy water heater of claim 1, it is characterized in that, in heat collection water storage case 1, be furnished with carrying bolt 2.

3, according to claim 1 or 2 said club-type passive solarenergy water heaters, it is characterized in that, between euphotic cover plate 3 and heat collection water storage case 1, honeycomb heat-insulation layer 6 is installed also.