An energy storage system

Abstract

The utility model discloses a kind of energy storage systems, specifically in the energy storage technical field, including spherical water tank, spherical water tank is equipped with vortex heat exchanger, the inner end of vortex heat exchanger is communicated with connecting pipe, and another end of connecting pipe is communicated with the top of spherical water tank, the top of spherical water tank is penetrated with first conveying pipe, the top of first conveying pipe is communicated with first concentric cylinder, and first conveying pipe and the center tube of first concentric cylinder are directly communicated, first concentric cylinder is equipped with heat absorption tower shell, the top opening of heat absorption tower shell is inserted with second concentric cylinder, first concentric cylinder and second concentric cylinder are staggered and inserted and form flow channel by heat absorption tower shell axial flow to heat absorption tower shell side wall, first concentric cylinder is fixedly connected with heat absorption tower shell by skirt with bottom setting through-hole, the outer end of vortex heat exchanger is communicated with second conveying pipe, and second conveying pipe is communicated with the bottom of heat absorption tower shell, and the energy storage system is under the common heat preservation of heat preservation soil layer and heat preservation layer in soil, hot water can be heat preserved for several days.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the energy storage technical field, concretely relates to an energy storage system. BACKGROUND

[0002] Solar water heater is a kind of device using solar energy to heat water, mainly by collector, water storage tank, support and connecting pipeline etc. The working principle of solar water heater is through collector to absorb the energy of solar radiation, and this energy is converted into heat energy to heat the water flowing through the collector. After heating water, hot water is stored in water storage tank for use.

[0003] The existing part solar water heater water storage tank has poor heat preservation capacity, and the heat storage time is short, usually the stored hot water can only be used for the day, and the next day becomes cold water, if it is encountered continuous rainy weather, there is no hot water for use for several days, and daily life water is relatively inconvenient, thus a new type of energy storage system is required. UTILITY MODEL CONTENT

[0004] To solve the above problems, the utility model discloses an energy storage system.

[0005] To achieve the above purpose, the technical scheme of the utility model is as follows:

[0006] An energy storage system, including spherical water tank, the spherical water tank is equipped with vortex heat exchanger, the inner end of vortex heat exchanger is communicated with connecting pipe, and the other end of connecting pipe is communicated with the top of spherical water tank, the top of spherical water tank is penetrated with first conveying pipe, and first conveying pipe extends to the bottom of spherical water tank inner chamber, the top of first conveying pipe is communicated with first concentric cylinder, and first conveying pipe and the center tube of first concentric cylinder are directly communicated, the first concentric cylinder is equipped with heat absorption tower shell, the top of heat absorption tower shell is opened and is inserted with second concentric cylinder, first concentric cylinder and second concentric cylinder are staggered and are inserted to form flow channel from heat absorption tower shell axis to heat absorption tower shell side wall, first concentric cylinder is fixedly connected with heat absorption tower shell through the skirt of bottom setting through-hole, the outer end of vortex heat exchanger is communicated with second conveying pipe, and second conveying pipe is communicated with the bottom of heat absorption tower shell.

[0007] As a preferred technical scheme of the utility model, the connecting pipe is installed with electromagnetic valve.

[0008] As a preferred technical scheme of the utility model, the bottom of first conveying pipe is installed with conveying pump.

[0009] As a preferred technical scheme of the utility model, the spherical water tank is composed of internal waterproof layer and external heat preservation layer.

[0010] As a preferred technical scheme of the utility model, the bottom of heat absorption tower shell is fixedly connected with tower body.

[0011] As a preferred technical scheme of the utility model, the heat absorption tower shell is surrounded by a plurality of annular reflecting rings matched with the heat absorption tower shell, and each annular reflecting ring is composed of a plurality of reflecting components.

[0012] As a preferred technical scheme of the utility model, each reflecting component comprises: a driving base installed on the ground, a rod body coaxially fixedly connected to an output end of the driving base, a pitching seat fixedly installed at a top end of the rod body, and a reflecting mirror connected to an output shaft of the pitching seat.

[0013] The utility model has the advantages of:

[0014] I. During the day, the vortex heat exchanger heats the surrounding soil to a high temperature as much as possible, and a heat preservation soil layer is formed in the soil around the spherical water tank. At night, the hot water in the spherical water tank does not flow, and the heat preservation soil layer and the heat preservation layer in the soil jointly preserve the heat, so that the hot water can be preserved for several days, thereby improving the heat storage efficiency of the energy storage system.

[0015] II. The back-and-forth winding design of the flow channel causes the heated water to preliminarily heat the water that has not flowed to the side wall of the heat absorption tower shell, thereby improving the efficiency of single heating, and the water in the energy storage system is circulated and heated, thereby improving the overall heating efficiency and shortening the time for heating the water in the energy storage system. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the embodiment of the utility model;

[0017] Figure 2 It is a sectional view of the spherical water tank, the vortex heat exchanger, the connecting pipe, the first conveying pipe, the second conveying pipe and the electromagnetic valve in the embodiment of the utility model;

[0018] Figure 3 It is a sectional view of the first conveying pipe, the second conveying pipe, the heat absorption tower shell, the first concentric cylinder, the second concentric cylinder and the mounting bolt in the embodiment of the utility model;

[0019] Figure 4 It is an exploded view of the first concentric cylinder and the second concentric cylinder in the embodiment of the utility model;

[0020] Figure 5 It is a structural schematic diagram of the reflecting component in the embodiment of the utility model.

[0021] LIST OF FIGURES:

[0022] 1. Spherical water tank; 101. Waterproof layer; 102. Heat preservation layer;

[0023] 2, vortex heat exchanger; 3, connecting pipe; 4, first conveying pipe; 5, second conveying pipe; 6, heat absorption tower shell; 7, first concentric cylinder; 8, second concentric cylinder;

[0024] 9, reflection assembly; 901, driving base; 902, rod body; 903, pitching seat; 904, reflecting mirror;

[0025] 10, electromagnetic valve; 11, conveying pump; 12, mounting bolt; 13, tower body. DETAILED DESCRIPTION

[0026] The utility model will be further illustrated below in combination with the drawings and specific embodiments, and it should be understood that the following specific embodiments are only used for illustrating the utility model and not for limiting the scope of the utility model.

[0027] Please refer to Figures 1-5 A kind of energy storage system, including spherical water tank 1, spherical water tank 1 is equipped with vortex heat exchanger 2 outside.The spherical water tank 1 and vortex heat exchanger 2 are buried in the constant temperature layer of ground.The inner end of vortex heat exchanger 2 is communicated with connecting pipe 3, and the other end of connecting pipe 3 is communicated with the top of spherical water tank 1.The top of spherical water tank 1 is penetrated with first conveying pipe 4, and first conveying pipe 4 extends to the bottom of the inner chamber of spherical water tank 1, to facilitate conveying pipe 4 to suck out the liquid in the bottom of spherical water tank 1.The top of first conveying pipe 4 is communicated with first concentric cylinder 7, and first conveying pipe 4 is directly communicated with the center pipe of first concentric cylinder 7.The first concentric cylinder 7 is equipped with heat absorption tower shell 6 outside, and the top of heat absorption tower shell 6 is inserted with second concentric cylinder 8.The first concentric cylinder 7 and second concentric cylinder 8 are staggered and inserted to form flow channel from the axis of heat absorption tower shell 6 to the side wall of heat absorption tower shell 6.Specifically, the liquid conveyed by first conveying pipe 4 flows from the axis of heat absorption tower shell 6 to the side wall of heat absorption tower shell 6.The first concentric cylinder 7 is fixedly connected with heat absorption tower shell 6 through the skirt with through hole arranged at the bottom.The skirt of first concentric cylinder 7 is provided with uniformly distributed through holes.The outer end of vortex heat exchanger 2 is communicated with second conveying pipe 5, and second conveying pipe 5 is communicated with the bottom of heat absorption tower shell 6.

[0028] Connecting pipe 3 is installed with electromagnetic valve 10.Electromagnetic valve 10 controls the liquid flow in connecting pipe 3, to avoid the liquid in vortex heat exchanger 2 after cooling at night flowing into spherical water tank 1.Spherical water tank 1 is also communicated with valve-controlled air pipe and water pipe, which are not shown in the drawings.

[0029] The bottom of first conveying pipe 4 is installed with conveying pump 11.Conveying pump 11 is used to convey liquid to heat absorption tower shell 6.First conveying pipe 4 is also provided with control valve, which is not shown in the drawings.

[0030] The spherical water tank 1 is composed of an inner waterproof layer 101 and an outer heat preservation layer 102.

[0031] The bottom of the heat absorption tower shell 6 is fixedly connected with a tower body 13.

[0032] A plurality of annular reflecting rings matched with the heat absorption tower shell 6 are arranged around the heat absorption tower shell 6, and each annular reflecting ring is composed of a plurality of reflecting assemblies 9.

[0033] Working principle:

[0034] In use, the spherical water tank 1 and the vortex heat exchanger 2 are buried in the constant-temperature soil layer underground, the spherical water tank 1 is filled with water, the electromagnetic valve 10 is opened in the daytime, the delivery pump 11 continuously and slowly pumps the water in the spherical water tank 1 to the heat absorption tower shell 6, the liquid in the heat absorption tower shell 6 continuously and slowly flows along the flow channel formed by the first concentric cylinder 7 and the second concentric cylinder 8, the water flows from the center of the heat absorption tower shell 6 to the side wall of the heat absorption tower shell 6 and is heated by the sunlight reflected by the plurality of reflecting mirrors 904, due to the back-and-forth winding design of the flow channel, the heated water can preliminarily heat the water not flowing to the side wall of the heat absorption tower shell 6, then the heated water flows into the vortex heat exchanger 2 through the second delivery pipe 5, and finally flows back to the spherical water tank 1 through the connecting pipe 3, so as to circulate, so that the water in the whole energy storage system is heated to high temperature as much as possible, in the process, the vortex heat exchanger 2 also heats the surrounding soil to high temperature as much as possible, and a heat preservation soil layer is formed in the soil around the spherical water tank 1.

[0035] At night without sunlight, the electromagnetic valve 10 and the delivery pump 11 are closed, and the valve of the first delivery pipe 4 is closed, so that the hot water of the spherical water tank 1 does not flow, and can be preserved for several days under the common preservation of the heat preservation soil layer in the soil and the heat preservation layer 102.

[0036] It should be noted that the above content only illustrates the technical thought of the present application, and cannot limit the protection scope of the present application, and for ordinary skilled persons in the technical field, some improvements and decorations can be made without departing from the principle of the present application, and these improvements and decorations fall within the protection scope of the present application.

Claims

1. An energy storage system comprising a spherical water tank (1), characterized in that, The spherical water tank (1) is provided with a vortex heat exchanger (2), the inner end of the vortex heat exchanger (2) is communicated with a connecting pipe (3), the other end of the connecting pipe (3) is communicated with the top of the spherical water tank (1), the top of the spherical water tank (1) is penetrated through a first conveying pipe (4), and the first conveying pipe (4) extends to the bottom of the inner cavity of the spherical water tank (1), the top of the first conveying pipe (4) is communicated with a first concentric cylinder (7), and the first conveying pipe (4) is directly communicated with the center pipe of the first concentric cylinder (7), the first concentric cylinder (7) is provided with a heat absorption tower shell (6), the top of the heat absorption tower shell (6) is inserted with a second concentric cylinder (8), the first concentric cylinder (7) and the second concentric cylinder (8) are alternately inserted to form a flow channel from the axis of the heat absorption tower shell (6) to the side wall of the heat absorption tower shell (6), the first concentric cylinder (7) is fixedly connected with the heat absorption tower shell (6) through the skirt with a through hole in the bottom, and the outer end of the vortex heat exchanger (2) is communicated with a second conveying pipe (5), and the second conveying pipe (5) is communicated with the bottom of the heat absorption tower shell (6).

2. An energy storage system according to claim 1, wherein, The connecting pipe (3) is provided with a solenoid valve (10).

3. An energy storage system according to claim 1, wherein, The bottom of the first conveying pipe (4) is provided with a conveying pump (11).

4. The energy storage system of claim 1, wherein, The spherical water tank (1) is composed of an inner waterproof layer (101) and an outer heat preservation layer (102).

5. The energy storage system of claim 1, wherein, The bottom of the heat absorption tower shell (6) is fixedly connected with a tower body (13).

6. An energy storage system according to claim 1, wherein, The heat absorption tower shell (6) is surrounded by a plurality of annular reflecting rings matched with the heat absorption tower shell (6), and each annular reflecting ring is composed of a plurality of reflecting components (9).

7. An energy storage system according to claim 6, wherein, Each reflecting component (9) comprises a driving base (901) installed on the ground, an output end of the driving base (901) is coaxially fixedly connected with a rod body (902), a top end of the rod body (902) is fixedly installed with a pitch seat (903), and an output shaft of the pitch seat (903) is connected with a reflecting mirror (904).

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