CN216924784U

CN216924784U - Water-ejecting type vacuum tube solar water heater with flow guide device

Info

Publication number: CN216924784U
Application number: CN202220696811.XU
Authority: CN
Inventors: 张永林; 张�杰; 周井飞; 查云伟; 李波; 陈永俊; 唐春丽; 李坤林
Original assignee: Yunnan Yuxi Taibiao Solar Energy Equipment Co ltd
Current assignee: Yunnan Yuxi Taibiao Solar Energy Equipment Co ltd
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-07-08
Anticipated expiration: 2032-03-29

Abstract

The utility model discloses a water-ejecting vacuum tube solar water heater with a flow guide device, which comprises a bracket, an insulation box, a vacuum tube and the flow guide device, wherein the insulation box is arranged at the top end of the bracket, the vacuum tube is arranged on the inclined plane of the bracket, the flow guide device comprises a flow guide plate and an installation rod, and the flow guide plate is connected with two end surfaces of an inner container of the insulation box through the installation rod. According to the utility model, the flow direction of cold water at the water inlet in the heat preservation box can be changed by using the flow guide plate through arranging the flow guide device in the heat preservation box, so that the cold water does not directly contact hot water at the opening part of the vacuum tube, the phenomenon that the cold water is easy to shake or even explode when the cold water directly enters the vacuum tube when the water temperature in the vacuum tube reaches a boiling state due to the fact that the water heater is not used for many days or the illumination intensity is high can be effectively prevented, and thus the potential safety hazard is reduced, and the service life of the vacuum tube is prolonged.

Description

Water-ejecting type vacuum tube solar water heater with flow guide device

Technical Field

The utility model relates to the technical field of solar water heaters, in particular to a water-ejecting type vacuum tube solar water heater with a flow guide device.

Background

The solar water heater converts solar energy into heat energy, heats water from low temperature to high temperature, and meets the requirement of hot water in life and production. 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. At present, vacuum tube type solar water heaters are mainly used in the market, and account for 95 percent of domestic market share. The vacuum tube type domestic solar water heater mainly comprises heat collecting tubes, a water storage tank, a support and other related accessories, and the heat collecting tubes are mainly used for converting solar energy into heat energy. The heat collecting pipe utilizes the principle that hot water floats upwards and cold water sinks to enable water to generate microcirculation and achieve the required hot water.

The solar heat collector of the present household solar water heater has the problems of unsmooth cold and hot circulation of the system, low heat conduction efficiency, and pipe explosion caused by too large internal pressure due to unsmooth heat conduction at the vacuum pipe and obstruction of upward movement of bottom heat flow; the vacuum heat collecting pipe is of a cylindrical structure, and solar energy on all surfaces of the vacuum heat collecting pipe is not uniformly irradiated, so that medium water flowing in the vacuum heat collecting pipe is not uniformly heated, the temperature of water finally stored in a hot water tank is not uniform, and part of cold water with insufficient temperature exists, so that the temperature of hot water cannot meet the requirement easily, and the hot water requirement cannot be met; particularly, the light-gathering vacuum heat collecting tube has more outstanding problems because of high-efficiency heat collection and temperature rise.

Disclosure of Invention

In order to solve the problems, the utility model provides the water-ejecting vacuum tube solar water heater with the diversion device, which can change the flow direction of water entering the water tank and increase the utilization rate of hot water.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a take guiding device's water jacking formula vacuum tube solar water heater, includes support, insulation can, vacuum tube and guiding device, the support comprises two side rakes, is equipped with the horizontal pole between the bottom of two side rakes and the inclined plane and connects, and the insulation can is installed on the top of support, and the insulation can has inner bag and shell to constitute, and the shell cover is established outside the inner bag, is equipped with the heat preservation between shell and the inner bag, and the lower part of the left end face of insulation can is equipped with the water inlet, and the end of intaking of water inlet and cold water pipe switch-on, and the delivery end of water inlet is equipped with the spray pipe, a plurality of hole spouts have been seted up to the equidistance on the outer peripheral face of spray pipe, and the upper portion of right-hand member face is equipped with the delivery port, and delivery port and hot-water pipe switch-on, the top of delivery port is equipped with the gas vent.

The vacuum tube is arranged on the inclined plane of the support, the top of the vacuum tube is communicated with the insulation can and penetrates out of the inner wall of the inner container of the insulation can, and the bottom of the vacuum tube is connected with the support through the tail support.

The flow guide device comprises a flow guide plate and an installation rod, the flow guide plate is an arc-shaped long plate, the flow guide plate is transversely arranged at the middle lower part in the heat preservation box and is positioned between the water inlet and the water inlet of the vacuum tube, the length of the flow guide plate is the same as that of the water spray pipe, the inner arc wall of the flow guide plate is opposite to the water spray hole of the water spray pipe at the water inlet, and the flow guide plate is connected with the left end face of the inner container of the heat preservation box through the installation rod.

In order to adjust the flow guide angle of the flow guide plate according to weather changes, the length of the flow guide plate is that eight tenth of the flow guide plate of the inner container of the heat preservation box is connected with the two ends of the inner container of the heat preservation box through the installation rod, one end of the installation rod is connected with one end face of the inner container of the heat preservation box through the stainless steel rotating shaft, the other end of the installation rod penetrates out of the heat preservation box and is connected with the heat preservation box through the rubber sealing bearing, and the tail end of the installation rod penetrating out of the heat preservation box is provided with the rotating handle.

In order to facilitate the limiting of the flow guide plate after the flow guide angle is adjusted, a limiting snap ring is sleeved outside the mounting rod penetrating out of the heat insulation box, one end face of the limiting snap ring is fixed with the heat insulation box, a limiting hole with an internal thread structure is formed in the circumferential face of the limiting snap ring, and a locking bolt is arranged in the limiting hole.

Has the advantages that: according to the utility model, the flow direction of cold water at the water inlet in the heat preservation box can be changed by using the flow guide plate through arranging the flow guide device in the heat preservation box, so that the cold water does not directly contact hot water at the opening part of the vacuum tube, the phenomenon that the cold water is easy to shake or even explode when the cold water directly enters the vacuum tube when the water temperature in the vacuum tube reaches a boiling state due to the fact that the water heater is not used for many days or the illumination intensity is high can be effectively prevented, and thus the potential safety hazard is reduced, and the service life of the vacuum tube is prolonged.

Drawings

FIG. 1 is a side sectional view of the present invention in example 1.

FIG. 2 is a front sectional view of the present invention in example 1.

Fig. 3 is a side view of the present invention in example 2.

FIG. 4 is a front sectional view of the present invention in example 2.

Fig. 5 is an enlarged view of point a in fig. 4.

In the figure: 1. a support; 2. a heat preservation box; 3. a vacuum tube; 4. a tail support; 5. a water inlet; 6. an exhaust port; 7. a water outlet; 8. a baffle; 9. mounting a rod; 10. a rubber seal bearing; 11. rotating the handle; 12. a limit snap ring; 13. and locking the bolt.

Detailed Description

The utility model is further illustrated with reference to the following figures and examples.

Example 1

As shown in fig. 1-2, a water-pushing type vacuum tube solar water heater with a flow guiding device comprises a support 1, an insulation can 2, a vacuum tube 3 and a flow guiding device, wherein the support 1 is composed of two side edge rakes, a cross rod is arranged between the bottom ends of the two side edge rakes and an inclined plane and connected with each other, the insulation can 2 is installed at the top end of the support 1, the insulation can 2 is composed of an inner container and an outer shell, the outer shell is sleeved outside the inner container, an insulation layer is arranged between the outer shell and the inner container, a water inlet 5 is arranged at the lower part of the left end face of the insulation can 2, the water inlet end of the water inlet 5 is communicated with a cold water tube, a water spray pipe is arranged at the water outlet end of the water inlet 5, a plurality of water spray holes are equidistantly formed in the peripheral surface of the water spray pipe, a water outlet 7 is arranged at the upper part of the right end face, the water outlet 7 is communicated with the hot water tube, and an air outlet 6 is arranged above the water outlet 7.

The vacuum tube 3 is arranged on the inclined plane of the bracket 1, the top of the vacuum tube 3 is communicated with the heat preservation box 2 and penetrates out of the inner wall of the inner container of the heat preservation box 2, and the bottom of the vacuum tube is connected with the bracket 1 through the tail support 4.

The guiding device comprises a guiding plate 8 and an installation rod 9, the guiding plate 8 is an arc-shaped long plate, the guiding plate 8 is transversely arranged at the middle lower part in the heat preservation box 2 and is positioned between the water inlet 5 and the water inlet of the vacuum tube 3, the length of the guiding plate 8 is the same as that of the water spraying tube, the inner arc wall of the guiding plate 8 is opposite to the water spraying hole of the water spraying tube at the position of the water inlet 5, and the guiding plate 8 is connected with the left end face of the inner container of the heat preservation box 2 through the installation rod 9.

Example 2

Referring to fig. 3 to 5, the embodiment is as in example 1, except that: the length of guide plate 8 is eight tenth of insulation can inner bag, and guide plate 8 is connected through the both ends of installation pole 9 with insulation can 2's inner bag, the one end of installation pole 9 is passed through the stainless steel pivot and is connected with the terminal surface of insulation can 2 inner bag, and the other end of installation pole 9 is worn out outside insulation can 2, and is connected through rubber seal bearing 10 between 2 with insulation can, and the end of the installation pole 9 of wearing out insulation can 2 is equipped with rotatory handle 11.

The mounting rod 9 penetrating out of the heat insulation box 2 is sleeved with a limiting snap ring 12, one end face of the limiting snap ring 12 is fixed with the heat insulation box 2, a limiting hole with an internal thread structure is formed in the circumferential face of the limiting snap ring 12, and a locking bolt 13 is arranged in the limiting hole.

The working principle is as follows: when the solar water heater is used, the flow guide angle of the flow guide plate in the heat insulation box is adjusted according to weather change or the utilization rate of hot water, when the hot water in the vacuum tube with low utilization rate and high illumination intensity reaches a boiling state, the flow guide plate is adjusted to change the flow direction of the cold water in the heat insulation box, so that the cold water is mixed with the hot water in the hot water box and then enters the vacuum tube with the boiling state, thereby reducing the phenomena of vibration and tube explosion of the vacuum tube, when the utilization rate is high and the demand of the hot water is large, the flow guide plate can be adjusted again, so that the cold water can directly enter the vacuum tube for heating without being mixed with the heated hot water, the influence on the temperature of the water in the heat insulation box is reduced, and because the usage amount of the hot water is large, the hot water in the vacuum tube can not only rise into the heat insulation box for use after being heated, the hot water is frequently used, and the water in the vacuum tube can not reach the boiling state, at the moment, the cold water directly enters the vacuum tube for heating can not only improve the heating efficiency, and the vibration or tube explosion of the vacuum tube can not be caused.

Claims

1. The utility model provides a take guiding device's top water formula vacuum tube solar water heater, includes support (1), insulation can (2), vacuum tube (3) and guiding device, support (1) comprises two side sloping framves, is equipped with the horizontal pole between the bottom of two side sloping framves and the inclined plane and connects its characterized in that: the insulation can (2) is arranged at the top end of the support (1), the insulation can (2) is composed of an inner container and a shell, the shell is sleeved outside the inner container, an insulation layer is arranged between the shell and the inner container, a water inlet (5) is arranged at the lower part of the left end face of the insulation can (2), the water inlet end of the water inlet (5) is communicated with a cold water pipe, a water spray pipe is arranged at the water outlet end of the water inlet (5), a plurality of water spray holes are formed in the peripheral surface of the water spray pipe at equal intervals, a water outlet (7) is arranged at the upper part of the right end face, the water outlet (7) is communicated with the hot water pipe, and an exhaust port (6) is arranged above the water outlet (7);

the vacuum tube (3) is arranged on the inclined plane of the bracket (1), the top of the vacuum tube (3) is communicated with the heat preservation box (2) and penetrates out of the inner wall of the inner container of the heat preservation box (2), and the bottom of the vacuum tube is connected with the bracket (1) through a tail support (4);

the water conservancy diversion device includes guide plate (8) and installation pole (9), guide plate (8) are arc long slab, and guide plate (8) transversely set up in insulation can (2) the lower part and lie in between the water inlet of water inlet (5) and vacuum tube (3), and the length of guide plate (8) is the same with the length of spray pipe and guide plate (8) interior arc wall is relative with the hole for water spraying of water spray pipe of water inlet (5) department, and guide plate (8) are connected with the left end face of the inner bag of insulation can (2) through installation pole (9).

2. The water-ejecting vacuum tube solar water heater with the diversion device as claimed in claim 1, wherein: the length of guide plate (8) is eight tenth of insulation can inner bag, and guide plate (8) are connected through the both ends of installing pole (9) and insulation can (2)'s inner bag, the one end of installing pole (9) is passed through the stainless steel pivot and is connected with the terminal surface of insulation can (2) inner bag, and outside insulation can (2) were worn out to the other end of installing pole (9), and be connected through rubber seal bearing (10) between with insulation can (2), and installation pole (9) end of wearing out insulation can (2) is equipped with rotation handle (11).

3. The solar water heater with the water-ejecting vacuum pipe and the flow guide device as claimed in claim 1 or 2, wherein: the mounting rod (9) penetrating out of the heat insulation box (2) is sleeved with a limiting snap ring (12), one end face of the limiting snap ring (12) is fixed with the heat insulation box (2), a limiting hole with an internal thread structure is formed in the peripheral face of the limiting snap ring (12), and a locking bolt (13) is arranged in the limiting hole.