CN216814655U

CN216814655U - Exhaust structure of solar water heater

Info

Publication number: CN216814655U
Application number: CN202122553939.9U
Authority: CN
Inventors: 王坤; 薛磊; 周榆婷; 商慧静
Original assignee: Wuxi Fanyun Intelligent Technology Co ltd; Jiangsu Tonghui Energy Technology Co ltd
Current assignee: Wuxi Fanyun Intelligent Technology Co ltd; Jiangsu Tonghui Energy Technology Co ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-06-24
Anticipated expiration: 2031-10-22

Abstract

The utility model discloses an exhaust structure of a solar water heater, which belongs to the technical field of solar water heaters and comprises a water tank and an exhaust device, wherein the exhaust device is arranged on the water tank and comprises a shell, an exhaust pipe, a slide rod, a rod sleeve, a spring, a sealing plate and a connecting pipe, the top of the water tank is provided with an exhaust hole, the connecting pipe is arranged on the exhaust hole, the shell is arranged on the water tank, the shell covers the connecting pipe, the rod sleeve is fixed in the shell, one end of the slide rod is fixedly provided with the sealing plate, the other section of the slide rod is inserted into the rod sleeve, the spring is sleeved on the rod sleeve, the exhaust pipe is arranged on the shell, and the exhaust pipe is communicated with the interior of the shell and can adjust the air pressure in the water tank.

Description

Exhaust structure of solar water heater

Technical Field

The utility model belongs to the technical field of solar water heaters, and particularly relates to an exhaust structure of a solar water heater.

Background

The solar water heater is a heating device for converting solar energy into heat energy, and heats water from low temperature to high temperature so as to meet the requirement of hot water in life and production of people. The solar water heater is divided into a vacuum tube type solar water heater and a flat plate type solar water heater according to the structural form, mainly uses the vacuum tube type solar water heater as a main part, and occupies 95 percent of domestic market share. The vacuum tube type domestic solar water heater is composed of heat collecting tube, water storage tank and support, and can convert solar energy into heat energy, and mainly depends on the vacuum heat collecting tube, and the vacuum heat collecting tube can utilize the principle of that hot water floats upwards and cold water sinks to make water produce microcirculation to obtain the required hot water.

When the solar water heater is used, the solar water heater is particularly important for discharging gas in the water tank, redundant air in the water tank is discharged in time, the insufficient water filling amount and the overhigh gas expansion pressure caused by heating are avoided,

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

The utility model aims to solve the problem of air pressure exhaust in a solar water heater.

2. Technical scheme

In order to achieve the purpose, the technical scheme provided by the utility model is as follows:

the utility model relates to an exhaust structure of a solar water heater, which comprises a water tank and an exhaust device, wherein the exhaust device is arranged on the water tank and comprises a shell, an exhaust pipe, a sliding rod, a rod sleeve, a spring, a sealing plate and a connecting pipe, the top of the water tank is provided with an exhaust hole, the connecting pipe is arranged on the exhaust hole, the shell is arranged on the water tank, the shell covers the connecting pipe, the rod sleeve is fixed in the shell, one end of the sliding rod is fixedly provided with the sealing plate, the other section of the sliding rod is inserted into the rod sleeve, the spring is sleeved on the rod sleeve, the exhaust pipe is arranged on the shell, and the exhaust pipe is communicated with the interior of the shell.

Preferably, the outer surface of the rod sleeve is provided with threads, the rod sleeve is provided with an adjusting wheel, the adjusting wheel is in threaded connection with the rod sleeve, and the spring is located between the adjusting wheel and the closing plate.

Preferably, the sealing plate is provided with a sealing gasket, the diameter of the connecting pipe is the same as that of the sliding rod, and the connecting pipe is collinear with the central axis of the sliding rod.

Preferably, the side wall of the closing plate is attached to the inner wall of the housing.

Preferably, a condensing rod is arranged in the connecting pipe and is fixed in the connecting pipe through a supporting rod.

Preferably, the connecting pipe is provided with a floating cover, the floating cover is positioned in the water tank and is rotatably connected with the connecting pipe, and the density of the floating cover is smaller than that of water.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

(1) the exhaust structure of the solar water heater can adjust the internal pressure of the water tank according to the requirement, and can adjust the problem of pressure relaxation caused by long-time use.

(2) The exhaust structure of the solar water heater has a condensation function and reduces the water content of water vapor.

(3) The exhaust structure of the solar water heater has a protection function, and can keep the internal water from being excessive or even leaking even if the air tightness is damaged.

Drawings

Fig. 1 is a schematic structural view of a solar water heater according to the present invention;

FIG. 2 is a schematic structural diagram of an exhaust device of a solar water heater according to the present invention;

fig. 3 is a schematic connection diagram of a closing plate and a connecting pipe of a solar water heater according to the present invention.

The reference numerals in the schematic drawings illustrate:

100. a water tank;

200. an exhaust device; 210. a housing; 220. an exhaust pipe; 230. a slide bar; 240. a rod sleeve; 250. a spring; 260. a closing plate; 270. a connecting pipe; 271. a condenser bar; 272. a floating cover; 280. an adjustment wheel; 290. and a gasket.

Detailed Description

In order to facilitate an understanding of the utility model, the utility model will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the utility model are shown, but which may be embodied in many different forms and are not limited to the embodiments described herein, but rather are provided for the purpose of providing a more thorough disclosure of the utility model.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; the terms "vertical," "horizontal," "left," "right," and the like are used herein for purposes of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model; as used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Example 1

Referring to fig. 1 to 3, the exhaust structure of a solar water heater of this embodiment includes a water tank 100 and an exhaust device 200, the exhaust device 200 is mounted on the water tank 100, the exhaust device 200 includes a housing 210, an exhaust pipe 220, a sliding rod 230, a rod sleeve 240, a spring 250, a closing plate 260 and a connecting pipe 270, an exhaust hole is formed at the top of the water tank 100, the connecting pipe 270 is mounted on the exhaust hole, the housing 210 is mounted on the water tank 100, the housing 210 covers the connecting pipe 270, the rod sleeve 240 is fixed in the housing 210, one end of the sliding rod 230 is fixed to the closing plate 260, the other end is inserted into the rod sleeve 240, the spring 250 is sleeved on the rod sleeve 240, the exhaust pipe 220 is mounted on the housing 210, the exhaust pipe 220 is communicated with the inside of the housing 210, and according to the structure of this design, springs 250 with different strengths are selected according to different qualities of products, when the air pressure in the water tank 100 is greater than the elastic force of the spring 250, the sealing plate 260 is pushed open by the air pressure, the air is leaked out until the air pressure is smaller than the elastic force of the spring 250, and the sealing plate 260 is acted by the elastic force to close the pipe orifice of the connecting pipe 270 again to keep the inside of the water tank 100 sealed.

The outer surface of the rod sleeve 240 of the embodiment is provided with threads, the rod sleeve 240 is provided with the adjusting wheel 280, the adjusting wheel 280 is in threaded connection with the rod sleeve 240, and the spring 250 is positioned between the adjusting wheel 280 and the closing plate 260.

The sealing plate 260 of this embodiment is provided with a sealing pad 290, the diameter of the connecting tube 270 is the same as the diameter of the sliding rod 230, and the central axes of the connecting tube 270 and the sliding rod 230 are collinear, so as to improve the sealing effect, wherein the connecting tube 270 is coaxial with the sliding rod 230, and the acting force of the sliding rod 230 on the sealing plate 260 just completely faces the connecting tube 270, so that the sealing plate is not inclined or shaken during sealing.

The side wall of the closing plate 260 of the embodiment is attached to the inner wall of the housing 210, so that the movement stability of the closing plate 260 is maintained, and meanwhile, the moisture is prevented from polluting the spring 250 to cause rusting and other hazards.

Be equipped with the condensation stick 271 in the connecting pipe 270 of this embodiment, the condensation stick 271 passes through branch to be fixed in connecting pipe 270, and the moisture in the gas can be got rid of as far as possible to the structure of this design to condensation stick 271, avoids too much moisture, leads to sealed effect not good.

Be equipped with on the connecting pipe 270 of this embodiment and float the lid 272, float the lid 272 and be located water tank 100, float the lid 272 and rotate with the connecting pipe 270 and be connected, the density of floating the lid 272 is less than the density of water, and this design is as the guard action, and when along with the increase of service life, the gas tightness descends the back, and inside water is too much, floods floating the lid 272, and floating the lid 272 receives water effect to seal connecting pipe 270, avoids wasting water.

The above-mentioned embodiments only express a certain implementation mode of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention; it should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which shall fall within the protective scope of the utility model; therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. An exhaust structure of a solar water heater, characterized in that: comprises a water tank (100) and an air exhaust device (200), wherein the air exhaust device (200) is arranged on the water tank (100), the exhaust device (200) comprises a shell (210), an exhaust pipe (220), a sliding rod (230), a rod sleeve (240), a spring (250), a closing plate (260) and a connecting pipe (270), the top of the water tank (100) is provided with an air vent, the connecting pipe (270) is arranged on the air vent, the housing (210) is mounted on the water tank (100), the housing (210) covers the connection pipe (270), the rod sleeve (240) is fixed in the shell (210), one end of the sliding rod (230) is fixed with the closing plate (260), the other end is inserted into the rod sleeve (240), the spring (250) is sleeved on the rod sleeve (240), the exhaust pipe (220) is installed on the shell (210), and the exhaust pipe (220) is communicated with the interior of the shell (210).

2. An exhaust structure of a solar water heater according to claim 1, wherein: the outer surface of the rod sleeve (240) is provided with threads, the rod sleeve (240) is provided with an adjusting wheel (280), the adjusting wheel (280) is in threaded connection with the rod sleeve (240), and the spring (250) is located between the adjusting wheel (280) and the closing plate (260).

3. An exhaust structure of a solar water heater according to claim 1, wherein: the sealing gasket (290) is arranged on the sealing plate (260), the diameter of the connecting pipe (270) is the same as that of the sliding rod (230), and the central axes of the connecting pipe (270) and the sliding rod (230) are collinear.

4. An exhaust structure of a solar water heater according to claim 1, wherein: the side wall of the closing plate (260) is attached to the inner wall of the shell (210).

5. An exhaust structure of a solar water heater according to claim 1, wherein: and a condensation rod (271) is arranged in the connecting pipe (270), and the condensation rod (271) is fixed in the connecting pipe (270) through a support rod.

6. An exhaust structure of a solar water heater according to claim 1, wherein: be equipped with on connecting pipe (270) and float lid (272), float lid (272) are located water tank (100), float lid (272) and connecting pipe (270) are rotated and are connected, the density of floating lid (272) is less than the density of water.