CN215372993U

CN215372993U - Multi-bin solar water heater

Info

Publication number: CN215372993U
Application number: CN202023163448.5U
Authority: CN
Inventors: 杨全锋; 张会琴
Original assignee: Yunnan Tianfa New Energy Equipment Co ltd
Current assignee: Yunnan Tianfa New Energy Equipment Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-12-31
Anticipated expiration: 2030-12-24

Abstract

The utility model discloses a multi-bin solar water heater, which comprises a heat collecting pipe and a water storage tank, wherein an exhaust pipe is arranged on the water storage tank; the water storage tank comprises an inner container; n partition plates are sequentially and vertically arranged in the inner cavity of the inner container; the inner cavity of the inner container is divided into N +1 water storage bins by the N partition plates, wherein the water storage bins are a 1 st water storage bin and a 2 nd water storage bin; the adjacent water storage bins are communicated through a communicating pipe; the communicating pipe is Z-shaped, and the water inlet end of the communicating pipe is higher than the water outlet end; the volumes of the 1 st water storage bin and the 2 nd water storage bin are sequentially reduced; a plurality of heat collecting pipes are respectively communicated with each water storage bin, and the number of the heat collecting pipes communicated with the water storage bins is correspondingly reduced along with the reduction of the volume of the water storage bins; the 1 st water storage bin is connected with a cold water inlet pipe; and the Nth water storage bin is connected with a hot water outlet pipe, N is a positive integer, and N is more than or equal to 2. The multi-bin solar water heater has the advantages of high heating speed, high hot water discharging speed and high heat energy utilization rate.

Description

Multi-bin solar water heater

Technical Field

The utility model relates to the technical field of solar energy utilization, in particular to a multi-bin solar water heater.

Background

The solar water heater is a 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, and the vacuum tube type solar water heater is mainly used and occupies 95 percent of domestic market share. The vacuum tube type domestic solar water heater is formed from heat-collecting tube, water storage tank and support frame, etc. and is characterized by that it can convert solar energy into heat energy, and mainly utilizes the heat-collecting tube to utilize the principle of that hot water floats upwards and cold water sinks, so that the water can produce microcirculation to obtain the required hot water.

The existing solar water heater is mostly of a single-bin structure, water in the inner container of the whole water tank needs to be heated, the heating speed and the hot water outlet are slow, and the heat energy utilization rate is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a multi-bin solar water heater which is high in heating speed, high in hot water discharging speed and high in heat energy utilization rate.

In order to solve the technical problems, the technical scheme of the utility model is as follows:

a multi-bin solar water heater comprises a heat collecting pipe and a water storage tank, wherein an exhaust pipe is arranged on the water storage tank; the water storage tank comprises an inner container; n partition plates are sequentially and vertically arranged in the inner cavity of the inner container; the inner cavity of the inner container is divided into N +1 water storage bins by the N partition plates, wherein the water storage bins are a 1 st water storage bin and a 2 nd water storage bin; the adjacent water storage bins are communicated through a communicating pipe; the communicating pipe is Z-shaped, and the water inlet end of the communicating pipe is higher than the water outlet end; the volumes of the 1 st water storage bin and the 2 nd water storage bin are sequentially reduced; a plurality of heat collecting pipes are respectively communicated with each water storage bin, and the number of the heat collecting pipes communicated with the water storage bins is correspondingly reduced along with the reduction of the volume of the water storage bins; a cold water inlet pipe is connected to the 1 st water storage bin; and the Nth water storage bin is connected with a hot water outlet pipe, N is a positive integer, and N is more than or equal to 2.

Further, N is 2 or 3.

Furthermore, the cold water inlet pipe horizontally extends towards the bottom of the inner cavity of the 1 st water storage bin, and the tail end of the cold water inlet pipe extends to a partition plate which is close to the position between the 1 st water storage bin and the 2 nd water storage bin.

Furthermore, each water storage bin is provided with an exhaust pipe.

Further, the exhaust pipes are connected to a main exhaust pipe in common.

The utility model has the beneficial effects that:

according to the utility model, the inner container is divided into a plurality of water storage bins through the partition plates, the volumes of the water storage bins are different, the number of heat collecting pipes corresponding to the water storage bin with a larger volume is more than that of the water storage bin with a smaller volume, the adjacent water storage bins are in a Z shape, and the water inlet end of the communicating pipe is higher than the water outlet end; through the design, the number of the heat collecting pipes corresponding to the cold water area with large volume is large, and the number of the heat collecting pipes corresponding to the hot water area with small volume is small, so that the heat collecting pipes can be fully utilized for heat exchange, the heat energy utilization rate is high, and the heating speed and the hot water outlet speed are high.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

In the figure, 1-heat collecting pipe, 2-water storage tank, 3-exhaust pipe, 4-inner container, 5-partition board, 6-water storage bin, 7-communicating pipe, 8-cold water inlet pipe, 9-hot water outlet pipe, 10-total exhaust pipe, 61-No. 1 water storage bin, 62-No. 2 water storage bin and 6N-No. N water storage bin.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

A multi-bin solar water heater comprises a heat collecting pipe 1 and a water storage tank 2, wherein an exhaust pipe 3 is arranged on the water storage tank 2; the water storage tank 2 comprises an inner container 4; n partition plates 5 are sequentially and vertically arranged in the inner cavity of the inner container 4; the inner cavity of the inner container 4 is divided into N +1 water storage bins 6 by the N partition plates 5, namely a 1 st water storage bin 61 and a 2 nd water storage bin 62. the Nth water storage bin 6N; the adjacent water storage bins 6 are communicated through a communicating pipe 7; the communicating pipe 7 is Z-shaped, and the water inlet end of the communicating pipe 7 is higher than the water outlet end; the volumes of the 1 st water storage bin 61 and the 2 nd water storage bin 62. the volume of the Nth water storage bin 6N are reduced in sequence; a plurality of heat collecting pipes 1 are respectively communicated with each water storage bin 6, and the number of the heat collecting pipes communicated with the water storage bins 6 is correspondingly reduced along with the reduction of the volume of the water storage bins 6; a cold water inlet pipe 8 is connected to the 1 st water storage bin 61; and the Nth water storage bin 6N is connected with a hot water outlet pipe 9, N is a positive integer, and N is more than or equal to 2.

Further, said N may be 2 or 3.

Further, the cold water inlet pipe 8 extends horizontally towards the bottom of the inner cavity of the 1 st water storage bin 61, and the tail end of the cold water inlet pipe extends to a position close to the partition plate arranged between the 1 st water storage bin 61 and the 2 nd water storage bin 62. Through this design, can alleviate the cold water that enters into in the 1 st water storage storehouse 61 and cause the impact to the higher water of temperature of upper portion in the 1 st water storage storehouse 61 to be favorable to the abundant heat transfer of thermal-collecting tube.

Further, each water storage bin 6 is provided with an exhaust pipe 3.

Further, the exhaust pipes 3 are commonly connected to a main exhaust pipe 10.

The working principle of the utility model is as follows:

during operation, cold water enters the No. 1 water storage bin 61 in the inner container 4 from the cold water inlet pipe 8, the temperature of a heat exchange medium in the heat collection pipe 1 rises after being irradiated by sunlight and absorbing energy of solar radiation, and the heat exchange medium flows upwards to exchange heat with the cold water to increase the temperature of the cold water, and the first-stage heat exchange is realized; after the first-stage heat exchange, the water enters the No. 2 water storage bin 62 through the communicating pipe 7 and continues to exchange heat through the heat collecting pipe; therefore, until the water flows into the Nth water storage bin 6N, the water is discharged from the hot water outlet pipe 9 after being subjected to heat exchange by the last heat collecting pipe.

According to the utility model, the number of the heat collecting pipes corresponding to the cold water area with a larger volume is larger, and the number of the heat collecting pipes corresponding to the hot water area with a smaller volume is smaller, so that the heat collecting pipes can be fully utilized for heat exchange, the heat energy utilization rate is higher, and the heating speed and the hot water discharging speed are higher.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, and the scope of protection is still within the scope of the utility model.

Claims

1. A multi-bin solar water heater comprises a heat collecting pipe (1) and a water storage tank (2), wherein an exhaust pipe (3) is arranged on the water storage tank (2); the water storage tank (2) comprises an inner container (4); the method is characterized in that: n partition plates (5) are sequentially and vertically arranged in the inner cavity of the inner container (4); the inner cavity of the inner container (4) is divided into N +1 water storage bins (6) by the N partition plates (5), wherein the water storage bins are a 1 st water storage bin (61) and a 2 nd water storage bin (62).. the Nth water storage bin (6N); the adjacent water storage bins (6) are communicated through a communicating pipe (7); the communicating pipe (7) is Z-shaped, and the water inlet end of the communicating pipe (7) is higher than the water outlet end; the volumes of the 1 st water storage bin (61) and the 2 nd water storage bin (62) are sequentially reduced; a plurality of heat collecting pipes (1) are respectively communicated with each water storage bin (6), and the number of the heat collecting pipes communicated with the water storage bins (6) is correspondingly reduced along with the reduction of the volume of the water storage bins (6); a cold water inlet pipe (8) is connected to the 1 st water storage bin (61); the Nth water storage bin (6N) is connected with a hot water outlet pipe (9), N is a positive integer, and N is more than or equal to 2.

2. A multi-bin solar water heater according to claim 1, characterized in that: and N is 2 or 3.

3. A multi-bin solar water heater according to claim 1, characterized in that: the cold water inlet pipe (8) horizontally extends towards the bottom of the inner cavity of the 1 st water storage bin (61), and the tail end of the cold water inlet pipe extends to a partition plate which is close to the position between the 1 st water storage bin (61) and the 2 nd water storage bin (62).

4. A multi-bin solar water heater according to claim 1, characterized in that: each water storage bin (6) is provided with an exhaust pipe (3).

5. A multi-bin solar water heater according to claim 4, characterized in that: the exhaust pipes (3) are connected to a main exhaust pipe (10) together.