Heat energy storage device for solar heating equipment

Abstract

The utility model discloses a heat energy storage device for solar heating equipment, which comprises a heat storage box, the bottom of the heat storage box is provided with a first connecting pipe communicated with the heat storage box, the first connecting pipe is fixedly connected with a high-pressure water pump, the high-pressure water pump is fixedly connected with a second connecting pipe, and the second connecting pipe is fixedly connected with the heat storage box. The second connecting pipe is fixedly connected with a heating box communicated with the second connecting pipe, the bottom of the heating box is fixedly connected with a support, the heating box and the support are jointly and fixedly connected with a plurality of vacuum heat collecting pipes distributed at equal intervals, and the top of the heating box is fixedly connected with a third connecting pipe communicated with the heating box. A plurality of fixing blocks are fixedly connected to the inner wall of the heat storage box, and a filter screen is installed in the heat storage box and arranged at the tops of the fixing blocks. Impurities in water can be filtered and intercepted by arranging the filter screen, and the heat storage box is detachable, so that the filter screen is convenient to detach, and the pipeline is prevented from being blocked.

Description

Technical Field

[0001] The utility model relates to the technical field of thermal energy storage, in particular to a thermal energy storage device for solar heating equipment. Background Art

[0002] There are many ways to store solar thermal energy, one of which is to heat cold water through vacuum tubes and store it in a heat storage tank.

[0003] When an existing heat storage tank stores hot water, due to the long-term use of the heat storage tank, free fine particles and some other suspended impurities in the water in the heat storage tank, some of which will adhere to the inner wall, and some of which will flow with the water in the pipe. When there are too many particulate impurities, the particulate impurities will block the pipe and affect the subsequent flow of water. To solve the above problems, the present application proposes a heat energy storage device for solar heating equipment. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a heat energy storage device for solar heating equipment, which can filter and intercept impurities in water by setting a filter net, and the heat storage box is detachable to facilitate the removal of the filter net to avoid clogging of the pipeline.

[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0006] A heat energy storage device for solar heating equipment includes a heat storage box, a first connecting pipe connected to the bottom of the heat storage box, the first connecting pipe is fixedly connected to a high-pressure water pump, the high-pressure water pump is fixedly connected to a second connecting pipe, the second connecting pipe is fixedly connected to a heating box connected to it, the bottom of the heating box is fixedly connected to a bracket, the heating box and the bracket are jointly fixedly connected to a plurality of vacuum heat collecting tubes distributed at equal intervals, the top of the heating box is fixedly connected to a third connecting pipe connected to it, the third connecting pipe is fixedly connected to the heat storage box The side wall of the box is fixedly connected and communicated with it, a plurality of fixed blocks are fixedly connected to the inner wall of the heat storage box, a filter is installed in the heat storage box and is arranged on the top of the plurality of fixed blocks, the top of the heat storage box is threadedly connected to a top cover, the inner wall of the heating box is fixedly connected to a temperature sensor, the front end of the heat storage box is fixedly connected to a liquid crystal panel, the side wall of the heat storage box is provided with a water inlet pipe connected thereto, the bottom of the heat storage box is provided with a water outlet pipe connected thereto, and the materials of the heat storage box are sequentially provided as a protective layer, a base layer, a thermal insulation layer and an anti-corrosion layer from the outside to the inside.

[0007] Preferably, the top of the heat storage box is provided with an internal thread, and the bottom of the top cover is provided with an external thread matching the internal thread.

[0008] Preferably, the material of the protective layer is paint.

[0009] Preferably, the base layer is made of carbon steel plate.

[0010] Preferably, the insulation layer is made of polyurethane foam.

[0011] Preferably, the anti-corrosion layer is made of glass fiber reinforced plastic.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] 1. Collect heat through vacuum heat collecting tubes to transfer heat to the water in the heating box to heat it. Start the high-pressure water pump to continuously inject water in the heat storage tank into the heating box, and the hot water in the heating box flows back to the heat storage tank through the third connecting pipe. The continuous injection of water into the heating box can continuously utilize solar energy for heating, and the insulation layer provided on the heat storage tank can keep the hot water warm to avoid heat loss. The hot water in the heat storage tank is discharged through the outlet pipe for people to use for heating.

[0014] 2. Water from the outside can be injected into the heat storage tank through the water inlet pipe, and the hot water can be recycled through the third connecting pipe. The impurities in the water can be filtered and intercepted through the set filter net to ensure the clarity of the water.

[0015] 3. The staff can rotate the top cover regularly to disassemble it, take out the filter in the heat storage box for cleaning, avoid clogging of the filter, ensure smooth water flow, and avoid clogging of the pipe.

[0016] In summary, by setting up a filter, impurities in the water can be filtered and intercepted, and the heat storage box is detachable, which makes it easy to remove the filter and avoid clogging of the pipeline. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic structural diagram of a thermal energy storage device for solar heating equipment proposed in the present invention;

[0018] Figure 2 This is a cross-sectional view of a thermal energy storage device for solar heating equipment proposed in the present invention;

[0019] Figure 3 This is a material cross-sectional view of a heat storage box in a thermal energy storage device for solar heating equipment proposed in the present invention.

[0020] In the figure: 1 heat storage tank, 2 first connecting pipe, 3 high-pressure water pump, 4 second connecting pipe, 5 heating box, 6 bracket, 7 vacuum collecting tube, 8 third connecting pipe, 9 fixing block, 10 filter screen, 11 top cover, 12 temperature sensor, 13 liquid crystal panel, 14 water inlet pipe, 15 water outlet pipe, 16 protective layer, 17 base layer, 18 insulation layer, 19 anti-corrosion layer. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0022] Reference Figure 1-Figure 3 A heat energy storage device for solar heating equipment includes a heat storage tank 1. A first connecting pipe 2 connected to the heat storage tank 1 is provided at the bottom thereof. The first connecting pipe 2 is fixedly connected to a high-pressure water pump 3. The high-pressure water pump 3 is fixedly connected to a second connecting pipe 4. The second connecting pipe 4 is fixedly connected to a heating box 5 connected thereto. A bracket 6 is fixedly connected to the bottom of the heating box 5. The heating box 5 and the bracket 6 are jointly fixedly connected to a plurality of vacuum heat collecting tubes 7 distributed at equal intervals. By arranging the vacuum heat collecting tubes 7, solar energy can be converted into heat energy during the day to heat the water in the heating box 5, and then the hot water is returned to the heat storage tank 1 through the third connecting pipe 8 for storage, so as to provide hot water for daily use in heating.

[0023] The top of the heating box 5 is fixedly connected to a third connecting pipe 8 connected thereto, and the third connecting pipe 8 is fixedly connected to the side wall of the heat storage tank 1 and is connected thereto. A plurality of fixed blocks 9 are fixedly connected to the inner wall of the heat storage tank 1. A filter 10 is installed in the heat storage tank 1 and is arranged on the top of the plurality of fixed blocks 9. By setting the filter 10, impurities in the water can be intercepted to make the hot water for subsequent daily use clear. The top of the heat storage tank 1 is threadedly connected to a top cover 11. The top of the heat storage tank 1 is provided with an internal thread, and the bottom of the top cover 11 is provided with an external thread matching the internal thread. By rotating and removing the top cover 11, the filter 10 can be taken out for cleaning to avoid clogging of the filter 10.

[0024] A temperature sensor 12 is fixedly connected to the inner wall of the heating box 5 to monitor the temperature inside the heating box 5. A liquid crystal panel 13 is fixedly connected to the front end of the heat storage box 1 to display the temperature value and control the opening and closing of the high-pressure water pump 3.

[0025] The side wall of the heat storage tank 1 is provided with a water inlet pipe 14 connected thereto, and water from the outside is replenished through the water inlet pipe 14. The bottom of the heat storage tank 1 is provided with a water outlet pipe 15 connected thereto, and the water outlet pipe 15 is connected to the external pipeline for providing hot water for daily heating use. An electromagnetic valve is installed on the outer wall of the water outlet pipe 15.

[0026] The materials of the heat storage box 1 are set as a protective layer 16, a base layer 17, an insulation layer 18 and an anti-corrosion layer 19 from the outside to the inside. The material of the protective layer 16 is paint, which can isolate oxygen and prevent oxidation. The material of the base layer 17 is carbon steel plate, which has strong hardness and rigidity, ensuring the strength and stability of the structure. The material of the insulation layer 18 is polyurethane foam, which has good thermal insulation effect and low thermal conductivity. The material of the anti-corrosion layer 19 is fiberglass, which has excellent corrosion resistance and aesthetics.

[0027] In the present invention, when it is necessary to utilize solar energy for thermal energy storage, the high-pressure water pump 3 is started by operating the liquid crystal panel 13. The water in the heat storage tank 1 can be injected into the heating tank 5 through the first connecting pipe 2 and the second connecting pipe 4 through the high-pressure water pump 3. During the day, the sun shines on the multiple vacuum heat collecting tubes 7, which collect heat and transfer the heat to the water in the heating tank 5 to heat it. The temperature of the water in the heating tank 5 is monitored by the temperature sensor 12. When the temperature in the heating tank 5 is too high (greater than 85 degrees), the high-pressure water pump 3 is started to continuously inject the water in the heat storage tank 1 into the heating tank 5, and the hot water in the heating tank 5 flows back to the heat storage tank 1 through the third connecting pipe 8. In the box 1, water is continuously injected into the heating box 5 to continuously utilize solar energy for heating, and the insulation layer provided on the heat storage tank 1 can keep the hot water warm to prevent heat loss, and the hot water in the heat storage tank 1 is discharged through the water outlet pipe 15 for people to use for heating; water from the outside can be injected into the heat storage tank 1 through the water inlet pipe 14, and the hot water is recycled through the third connecting pipe 8. The impurities in the water can be filtered and intercepted by the provided filter 10 to ensure the clarity of the water. The staff can regularly rotate the top cover 11 to disassemble it and take out the filter 10 in the heat storage tank 1 for cleaning to avoid clogging of the filter 10 and ensure smooth water flow.

Claims

1. A heat energy storage device for solar heating equipment, comprising a heat storage tank (1), characterized in that: The bottom of the heat storage box (1) is provided with a first connecting pipe (2) in communication therewith, the first connecting pipe (2) is fixedly connected to a high-pressure water pump (3), the high-pressure water pump (3) is fixedly connected to a second connecting pipe (4), the second connecting pipe (4) is fixedly connected to a heating box (5) in communication therewith, the bottom of the heating box (5) is fixedly connected to a bracket (6), the heating box (5) and the bracket (6) are fixedly connected together with a plurality of vacuum heat collecting tubes (7) distributed at equal intervals, the top of the heating box (5) is fixedly connected to a third connecting pipe (8) in communication therewith, the third connecting pipe (8) is fixedly connected to the side wall of the heat storage box (1) and is in communication therewith, the heat storage box ( The inner wall of the heat storage box (1) is fixedly connected to a plurality of fixed blocks (9); a filter screen (10) is installed in the heat storage box (1) and is arranged on the top of the plurality of fixed blocks (9); a top cover (11) is threadedly connected to the top of the heat storage box (1); a temperature sensor (12) is fixedly connected to the inner wall of the heating box (5); a liquid crystal panel (13) is fixedly connected to the front end of the heat storage box (1); a water inlet pipe (14) is provided on the side wall of the heat storage box (1) and is connected to the side wall; a water outlet pipe (15) is provided on the bottom of the heat storage box (1); and the material of the heat storage box (1) is sequentially provided as a protective layer (16), a base layer (17), a thermal insulation layer (18) and an anti-corrosion layer (19) from the outside to the inside.

2. A thermal energy storage device for solar heating equipment according to claim 1, characterized in that: The top of the heat storage box (1) is provided with an internal thread, and the bottom of the top cover (11) is provided with an external thread matching the internal thread.

3. A thermal energy storage device for solar heating equipment according to claim 1, characterized in that: The material of the protective layer (16) is paint.

4. A thermal energy storage device for solar heating equipment according to claim 1, characterized in that: The base layer (17) is made of carbon steel plate.

5. The thermal energy storage device for solar heating equipment according to claim 1, characterized in that: The material of the thermal insulation layer (18) is polyurethane foam.

6. A thermal energy storage device for solar heating equipment according to claim 1, characterized in that: The material of the anti-corrosion layer (19) is glass fiber reinforced plastic.

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