CN203163304U

CN203163304U - Automatic heat-locking energy-saving type solar water heater

Info

Publication number: CN203163304U
Application number: CN 201320143391
Authority: CN
Inventors: 蒋国春; ***; 勇和超
Original assignee: SUZHOU SUNSHINE SOLAR ENERGY CO Ltd
Current assignee: Jiangsu sunshine Four Seasons Solar Energy Technology Co., Ltd.
Priority date: 2013-03-27
Filing date: 2013-03-27
Publication date: 2013-08-28
Anticipated expiration: 2023-03-27

Abstract

The utility model provides an automatic heat-locking energy-saving type solar water heater, and belongs to the technical field of solar water heaters. The automatic heat-locking energy-saving type solar water heater comprises a support, a water tank and a set of vacuum heat collection pipes, wherein the water tank is installed at the top of the support, and the vacuum heat collection pipes are supported on the support and connected with the water tank in a matched mode. A venting port which is communicated with the inner container of the water tank and the outside is arranged on the upper portion of the water tank, and a water inlet and outlet port and an overflowing port are arranged on one side of the water tank in a matched mode and communicated with the inner container. The automatic heat-locking energy-saving type solar water heater is characterized in that the venting port is provided with a floating plug in a matched mode and in a floating state, a floating plug cavity of the floating plug is communicated with the venting port, an air leakage hole is formed in the wall of the floating plug, the air leakage hole is communicated with the floating plug cavity, and the overflowing port is provided with a one-way valve in a matched mode. Energy can be saved, the inner container can be protected, outside air can be led in the inner container, and the fact that hot water in the inner container is taken for use is guaranteed.

Description

The hot energy-saving solar water heater of automatic locking

Technical field

The utility model belongs to technical field of solar water heaters, is specifically related to the hot energy-saving solar water heater of a kind of automatic locking.

Background technology

Along with people's awareness of saving energy and environmental consciousness and to the continuous enhancing of the protection consciousness of non-renewable natural resources such as oil, coal, natural gas etc., the application of solar water heater is popularized gradually.Solar water heater in the prior art mostly uses the vacuum tube version of (also claiming light-heat conversion glass tube), and the solar water heater of this version can be seen in Chinese patent literature in a large number, omit the anti-frozen solar energy water heater as the CN1027661C recommendation to exemplify, the integral solar water heater made of plastic that CN1399110A introduces, the formula of adding a cover that CN2879040Y provides is prevented the hail solar water heater, the anti-hail solar water heater that has removable cover that CN2886430Y discloses, the solar water heater of the light-heat conversion glass tube crash-free that the high-strength solar water heater that CN1299972Y recommends and CN201106942Y disclose, etc.

Known, be provided with a drain at the water tank that is not limited to the aforementioned solar water heater that exemplifies, this drain both communicated with water tank case chamber, communicate with the external world again, and drain is being taken on following two effects: the one, when producing a large amount of steam when the rising of the water temperature in the inner bag of water tank, play the pressure release effect by it, avoid the inner bag explosion; The 2nd, during hot water in taking inner bag, introduce air by drain, and when to the inner bag diversion of water tank, make the air in the inner bag cause the external world by drain.Hence one can see that, and drain is an indispensable vitals on the solar water heater.But also there is the drawback that causes thermal loss in drain, because under the state of the rising of the water temperature in the inner bag of water tank and generation a small amount of water vapor, drain is all the time to extraneous heat release, thereby influence the quick raising of the water temperature in the inner bag, namely waste energy, this is because the bearing strength owing to inner bag self is enough to and can keeps out under a small amount of water vapor state, thereby there is no need by drain emptying.In view of this, how to make drain namely prevent the inner bag explosion and avoid finding between the thermal loss problem of rational equalization point to suffer from industry for a long time at the protection water tank, and expectation can solve.But there is no all corresponding technology enlightenments that has in disclosed patent and the non-patent literature up to now.

At above-mentioned prior art, the applicant has done useful design, and technical scheme described below produces under this background.

Summary of the invention

Task of the present utility model be to provide a kind of can protect water tank effectively and ensure to the water tank diversion with the hot water in the water tank draw can avoid waste the again hot energy-saving solar water heater of automatic locking of heat of use.

Task of the present utility model is finished like this, the hot energy-saving solar water heater of a kind of automatic locking, comprise support, be arranged on support the top water tank and be bearing on the support and matched with water tank one group of vacuum heat collection pipe, be provided with a drain that had not only communicated but also communicated with the external world with the inner bag of water tank on the top of described water tank, and the side at water tank is equipped with the Inlet and outlet water interface that communicates with described inner bag and an overfall, characteristics are: be equipped with a floating plug with quick condition on described drain, the floating plug chamber of this floating plug communicates with drain, and the wall body at floating plug offers a bleeder port, and this bleeder port communicates with the floating plug chamber; Be equipped with a check valve at described overfall.

In a specific embodiment of the present utility model, described check valve comprises a valve body and a valve block, valve body and described overfall are fixed, and offer an air admission hole that communicates with the valve body chamber of valve body at valve body back to a side of overfall, and valve block is arranged in the valve body chamber by bearing pin.

The technical scheme that the utility model provides is owing to be provided with floating plug with quick condition on drain, thereby when the water temperature in the inner bag of water tank raise and inner bag self bear extent and scope the time, floating plug is in the closed state to drain, and floating plug floats in drain when the water vapor pressure in the inner bag increases, be the inner bag pressure release, thereby not only can embody energy-conservation but also can protect inner bag; Owing to set check valve at overfall, thereby can play the effect of outside air being introduced inner bag, ensured the hot water of taking in the inner bag.

Description of drawings

Fig. 1 is example structure figure of the present utility model.

Fig. 2 is the concrete structure figure of check valve shown in Figure 1.

The specific embodiment

See also Fig. 1, provided a support 1, fixedly have 2, one groups of vacuum heat collection pipes 3 of a water tank to be bearing in heeling condition on the support 1 at the top of this support 1 with horizontally-arranged state and matched with water tank 2, namely with water tank 2 in inner bag matched.

Be provided with a drain 21 on the top of aforesaid water tank 2, this drain 21 communicates with aforesaid inner bag, because the function of drain 21 can be fully understood by the reading to the explanation of applicant in the background technology hurdle, therefore repeats no more.Be provided with an Inlet and outlet water interface 22 and an overfall 23 at (on the sidewall on the left of Figure 1 shows that) on the side sidewall of water tank 2, Inlet and outlet water interface 22 and overfall 23 all communicate with aforementioned inner bag.According to known technology, intaking, interface 22 is connected with water supply line such as tap water pipe line by pipeline and take pipeline with hot water simultaneously communicates, that is to say, the water of introducing the water source in the inner bag and taking in the inner bag is taken on by this Inlet and outlet water interface 22, and overfall 23 is positioned at the top of Inlet and outlet water interface 22.

Ask for an interview Fig. 2 and continuation in conjunction with Fig. 1, the technical essential of the technical scheme that provides as the utility model: on aforesaid drain 21, be equipped with a floating plug 211 with quick condition, the floating plug chamber 2111 of this floating plug 211 communicates with the chamber of drain 21, and the sidewall at floating plug 211 offers a bleeder port 2112, and this bleeder port 2112 communicates with floating plug chamber 2111.

When the water temperature in the inner bag raises and produce water vapour, as long as in the scope that inner bag is born, floating plug 211 is in the closed state to drain 21 so, and when the pressure in the inner bag raises, then floating plug 211 floats at drain 21, aforesaid bleeder port 2112 is communicated with the external world, thereby play the release effect to inner bag, avoid the inner bag explosion.In the present embodiment, the pressure that floating plug 211 is floated should adapt with the pressure that bears of inner bag, the bearing strength of usual condition bottom inner container is greater than 0.05MPa, and floating plug 211 produces during for 0.05MPa at pressure and floats, accordingly, the weight of floating plug 211 adapts with 0.05MPa, that is to say, when the pressure in inner bag reaches 0.05MPa, floating plug 211 is floated at drain 21.In addition, the utility model structure is when diversion in inner bag and inner bag full water, and floating plug 211 floats equally so, and the redundant water in the inner bag is released from the bleeder port 2112 on the floating plug 211, with the protection inner bag.

Another technical essential of the technical scheme that provides as the utility model, owing to set a check valve 4 at overfall 23, so the relief function of overfall 23 held a concurrent post by aforesaid drain 21, thus overfall 23 plays the carrier function that sets check valve 4.Check valve 4 comprises a valve body 41 and a valve block 42, chamber wall in the valve body chamber 411 of valve body 41 is provided with internal thread, and be provided with external screw thread at overfall 23, internal and external screw thread matches and valve body 41 is fixed on the overfall 23, and offer an air admission hole 412 at valve body 41 back to a side of overfall 23, valve block 42 is by bearing pin 421 and be arranged on (Fig. 2 is detailed to be shown) in the valve body chamber 411.

During hot water in taking inner bag, valve block 42 is towards the direction displacement that deviates from air admission hole 412, thereby make outside air enter the inner bag of water tank 2 successively through air admission hole 412, valve body chamber 411 and overfall 23, to ensure that inner bag is in malleation, make smooth and easy the drawing of hot water in the inner bag.

In sum, the technical scheme that the utility model provides has found equalization point at the energy-conservation of drain 21 and protection between the inner bag, has solved that industry expectation for a long time solves and unsolved technical problem all the time.

Claims

1. hot energy-saving solar water heater of automatic locking, comprise support (1), be arranged on support (1) the top water tank (2) and be bearing on the support (1) and matched with water tank (2) one group of vacuum heat collection pipe (3), be provided with a drain (21) that had not only communicated but also communicated with the external world with the inner bag of water tank (2) on the top of described water tank (2), and the side at water tank (2) is equipped with the Inlet and outlet water interface (22) that communicates with described inner bag and an overfall (23), it is characterized in that: go up at described drain (21) and be equipped with a floating plug (211) with quick condition, the floating plug chamber (2111) of this floating plug (211) communicates with drain (21), and the wall body at floating plug (211) offers a bleeder port (2112), and this bleeder port (2112) communicates with floating plug chamber (2111); Be equipped with a check valve (4) at described overfall (23).

2. the hot energy-saving solar water heater of automatic locking according to claim 1, it is characterized in that described check valve (4) comprises a valve body (41) and a valve block (42), valve body (41) is fixing with described overfall (23), and offer an air admission hole (412) that communicates with the valve body chamber (411) of valve body (41) at valve body (41) back to a side of overfall (23), valve block (42) is arranged in the valve body chamber (411) by bearing pin (421).