CN2525428Y - Energy storage solar ranger - Google Patents

Abstract

The utility model discloses heat and is suitable for cooking. A condenser of the solar cooker integrally takes the shape of a semi-column parabolic concave mirror, a focus image position of the columnar surface is provided with a cylindrical tubular tube-plate heat collector and is matched with a preheat heat collecting tube, a heat collecting plate, a heat collecting plate of preheat pipe, a vacuum heat isolation layer and a communicated pipe; an energy storage box comprises a temperature preservation structure comprising an inner vacuum heat insulation layer, an outer vacuum thermal insulating layer, an aluminum foil heat shield and a vermiculite thermal insulating layer, hot zeolites are configured in the energy storage box, a medium outlet pipe of the heat collector and a media return pipe of a spare energy box are respectively provided with a medium pump of radiating chamber and a medium pump of spare energy box. The solar cooker has the advantages of high efficiency of sunlight collection, sunlight condensation and heat exchange, strong adaptability, good temperature preservation effect, convenient installation and use and low cost.

Description

Energy storage solar cooker

technical field

The utility model belongs to thermal energy generating and converting equipment, which is mainly suitable for converting solar energy into thermal energy for cooking.

Background technique

With the gradual depletion of coal, oil and other energy sources and the double pressure of environmental pollution, human beings are trying to find new energy sources and reduce damage to the natural environment. For decades, solar energy has been used as a new energy source, and solar cookers are one of them. Due to the simple equipment of this type of solar cooker, it must be irradiated by sunlight to generate heat energy, so it can only be used outdoors, and it can be used on sunny days. The shortcomings are not generalized. In recent years, indoor solar cookers have not been able to enter the field of commercial production. The main reasons are: 1. The structural design of the concentrator is unreasonable, the lighting and spotlight tracking effects are poor, and the solar energy cannot be effectively used, causing the temperature of the solar cooker to reach 2. Due to the unreasonable selection of energy storage structure and heat preservation material, its heat preservation and energy storage effects are poor; 3. The product cost is high and expensive, which is not suitable for the current national economic bearing capacity.

Contents of the invention

The purpose of this utility model is to aim at the technical problems and deficiencies existing in the prior art, and to design and provide an energy storage type solar cooker. By designing a new concentrator with good lighting tracking effect, high heat collection efficiency and large heat collection surface And the energy storage box with excellent thermal insulation structure performance can achieve the purpose of improving solar heat exchange efficiency and thermal insulation performance, strong adaptability, convenient use, good effect, and reducing the cost of cooking stoves.

The basic design of the utility model is that the concentrator adopts a semi-cylindrical parabolic concave mirror concentrating structure as a whole, and a cylindrical tube-shaped heat collector is installed on the focal image position of the cylinder, and fixed on the tube-plate heat collector. Vacuum heat insulation layer and heat collecting plate are installed, and the preheating heat collecting tube with the preheating tube heat collecting plate is arranged under the tube plate heat collector, between the tube plate heat collector and the concave mirror of the concentrator, and the connecting pipe The two ends are respectively connected with the tube-sheet collector and one end of the preheating collector tube, the other end of the tube-sheet collector is connected with the energy reserve tank through the medium supplementary pipe, and the other end of the preheating collector tube is connected with the collector medium output pipe , the concentrator head plate is fixed on both ends of the concentrator, and the bracket rod installs the concentrator on the concentrator frame. The outer layer of the energy storage box is equipped with an integrally contained vermiculite heat insulation layer, and the inner cavity of the energy storage box is equipped with inner and outer vacuum heat insulation layers, and the aluminum foil heat shield is set on the inner and outer vacuum heat insulation layers In between, the inner and outer vacuum heat insulation layers separate the upper part of the inner chamber of the energy storage box into a heat dissipation chamber, and the heat storage zeolite is placed in the space formed by the inner vacuum heat insulation layer. Install the cooling chamber medium pump and the energy reserve tank medium pump on the heat collector medium output pipe and the energy reserve tank medium return pipe respectively.

The utility model has the advantages of novel and reasonable structural design, simple structure, low cost, convenient installation and use, strong adaptability, high efficiency of light collection and heat exchange, good heat preservation effect, long application days and few failures.

Description of drawings

Fig. 1 is a schematic diagram of the overall assembly structure of an energy storage type solar cooker;

Fig. 2 is a structural schematic diagram of a concentrator;

Fig. 3 is a schematic diagram of the assembly structure of the tube-sheet heat collector and the preheating heat collecting tube;

Fig. 4 is an enlarged schematic diagram of the structure of the energy storage tank and connecting pipelines.

Description of part number in the figure:

1. Energy storage box, 2. Concentrator, 3. Tube-sheet heat collector, 4. Medium output pipe of heat collector, 5. Medium pump in heat dissipation chamber, 6. Energy storage box, 7. Inner vacuum heat insulation layer, 8. Aluminum foil heat shield, 9. External vacuum insulation layer, 10. Vermiculite heat insulation layer, 11. Energy storage tank medium pump, 12. Decompression tank, 13. Regenerative zeolite, 14. Radiation chamber, 15, Energy storage box medium return pipe, 16, medium replenishment pipe, 17, heat collecting plate, 18, preheating pipe heat collecting plate, 19, preheating heat collecting pipe, 20, connecting pipe, 21, vacuum insulation layer, 22, poly Optical device head plate, 23, support rod, 24, optical collector frame.

Detailed ways

The best embodiment of the utility model will be described in detail below in conjunction with the accompanying drawings. The energy storage type solar cooker includes an energy storage box 1, a concentrator 2, an energy storage box 6, a decompression box 12, a medium return pipe 15 of the energy storage box and a heat collector medium output pipe 4, and the concentrator 2 is in the shape of a semi-cylindrical type parabolic concave mirror structure, a cylindrical tubular tube-sheet collector 3 is installed on the focal image position of the cylinder, and a vacuum insulation layer 21 and a heat-collecting plate 17 are fixed on the tube-sheet collector 3, with a preheating The preheating heat collecting tube 19 of the tube heat collecting plate 18 is arranged under the tube plate heat collector 3, between the tube plate heat collector 3 and the concave mirror of the concentrator 2, and the two ends of the connecting tube 20 are respectively connected to the tube plate heat collector. One end of the collector 3 and the preheating heat collecting pipe 19 is connected and connected, the other end of the tube plate heat collector 3 is communicated with the energy storage tank 1 through the medium supplementary pipe 16, and the other end of the preheating heat collecting pipe 19 is connected to the heat collector medium output Tube 4; concentrator head plate 22 is fixed on both ends of the concentrator 2, and the bracket rod 23 installs the concentrator 2 on the concentrator frame 24. An integrally contained vermiculite heat insulation layer 10 is provided on the outer layer of the energy storage box 6, and an inner vacuum heat insulation layer 7 and an outer vacuum heat insulation layer 9 are arranged in the inner cavity of the energy storage box 6, and an aluminum foil heat shield 8 is arranged between the inner and outer vacuum heat insulation layers 7 and 9, the inner and outer vacuum heat insulation layers 7 and 9 divide the upper part of the inner cavity of the energy storage box 6 into a heat dissipation chamber 14, and the heat storage zeolite 13 is placed in the inner vacuum insulation In the space formed by thermal layer 7. A heat dissipation chamber medium pump 5 is installed on the heat collector medium output pipe 4 . The energy box medium pump 11 is installed on the energy box medium return pipe 15 .

When the cooker is in operation, the concentrator 2 reflects sunlight and gathers the light onto the tube-sheet heat collector 3. The upper and lower heat-collecting tubes and the surface coating of the heat-collecting plate of the tube-sheet heat collector 3 absorb light and heat up, driving the internal medium to heat up. , the heat collecting plate 17 and the preheating tube heat collecting plate 18 respectively promote the tube plate heat collector 3 and the preheating heat collecting tube 19 to absorb more solar heat energy, and the medium after the temperature rise enters the energy storage through the heat collector medium output pipe 4 Store in the case 6, or turn on the switch and enter the cooking use in the cooling chamber 14. Since the energy storage box 6 adopts the heat insulation structure of "two separations and one cover" of the inner and outer vacuum insulation layers 7, 9 and the aluminum foil heat shielding plate 8, and the heat storage zeolite 13 is placed, it has an excellent energy storage and heat preservation effect . When the operating temperature in the heat dissipation chamber 14 is insufficient, turn on the medium pump 5 in the heat dissipation chamber to increase the flow rate of the medium and increase the temperature; , and enter the tube-sheet heat collector 3 to repeatedly heat and heat up, so as to ensure the heat supply of the stove when it is used at any time.

Claims (4)

1. An energy storage type solar cooker, comprising an energy storage box (1), a concentrator (2), an energy storage box (6), a decompression box (12), an energy storage box medium return pipe (15) and a collector Heater medium output pipe (4), which is characterized in that the concentrator (2) has a semi-cylindrical parabolic concave mirror structure as a whole, and a cylindrical tube-shaped tube-sheet heat collector (3) is installed on the focal image position of the cylinder, The tube-sheet heat collector (3) is fixed with a vacuum insulation layer (21) and a heat-collecting plate (17), and the preheating heat-collecting tube (19) with the pre-heating tube heat-collecting plate (18) is arranged on the tube-sheet heat collector. Below the heater (3), between the tube-sheet heat collector (3) and the concave mirror of the concentrator (2), the two ends of the connecting pipe (20) are connected to the tube-sheet heat collector (3) and the One end of the heat pipe (19) is connected and switched on, the other end of the tube-sheet heat collector (3) is communicated with the energy reserve box (1) through a medium replenishment pipe (16), and the other end of the preheating heat collecting pipe (19) is connected to the collector The heat medium output pipe (4); the concentrator head plate (22) is fixed on the two ends of the concentrator (2), and the support rod (23) installs the concentrator (2) on the concentrator frame ( 24) on. 2. The energy storage type solar cooker according to claim 1, characterized in that an integrally contained vermiculite heat insulation layer (10) is provided on the outer layer of the energy storage box (6), and the energy storage box (6) The inner cavity is equipped with an inner vacuum heat insulation layer (7) and an outer vacuum heat insulation layer (9), and an aluminum foil heat shield (8) is arranged between the inner and outer vacuum heat insulation layers (7), (9), The inner and outer vacuum heat insulation layers (7), (9) divide the upper part of the inner cavity of the energy storage box (6) into a heat dissipation chamber (14), and the heat storage zeolite (13) is placed on the inner vacuum heat insulation layer (7) to form a within the space. 3. The energy storage type solar cooker according to claim 1, characterized in that a cooling chamber medium pump (5) is installed on the heat collector medium output pipe (4). 4. The energy storage type solar cooker according to claim 1, characterized in that an energy storage tank medium pump (11) is installed on the energy storage tank medium return pipe (15).

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