Molten salt energy storage box utilizing solar energy to store heat

Abstract

The utility model discloses a fused salt energy storage box utilizing solar energy to store heat, which comprises a fused salt energy storage box body, the bottom of the fused salt energy storage box body is fixedly connected with foot stools, the number of the foot stools is two, one side of the fused salt energy storage box body is fixedly connected with connecting pipes, the number of the connecting pipes is two, and the connecting pipes are fixedly connected with the bottom of the fused salt energy storage box body. The bottom of the fused salt energy storage box body is fixedly connected with a guide rail, the main frame is arranged on the outer side of the connecting end of an external pipeline and a flange part of a connecting pipe in a sleeving mode, then the main frame is connected with a base plate through a second screw rod, the position of the main frame is fixed, and sealing plates are placed on the two sides of the main frame correspondingly. The sealing plate and the main frame are connected and mounted through cooperation of a third screw rod, at the moment, the main frame is matched with the sealing plate to shield and protect the connecting end of the external pipeline and the connecting pipe, and the loosening amplitude of the connecting end of the device and the external pipeline after long-time use in the external severe environment can be effectively reduced; therefore, the sealing performance between the device and an external pipeline is guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of solar energy heat storage, and particularly relates to a molten salt energy storage tank for utilizing solar energy to store heat. Background Technique

[0002] A molten salt energy storage tank for solar energy heat storage is a device that uses molten salt as a medium for heat transfer and heat storage to store the heat energy generated by a solar thermal power station. This energy storage system is an important part of solar thermal power generation technology and is particularly suitable for trough-type solar thermal power stations and tower-type solar thermal power stations.

[0003] Some existing molten salt energy storage tanks for solar energy heat storage are generally installed in outdoor environments with relatively harsh conditions. As the service time increases, the interface ends of the tank body and the connecting pipes are eroded by wind and sand, which is extremely easy to age, resulting in a decrease in the sealing performance between the two, which is rather inconvenient. Content of the Utility Model

[0004] The technical problem to be solved by the utility model is to overcome the existing defects and provide a molten salt energy storage tank for utilizing solar energy to store heat, so as to solve the problem that some existing molten salt energy storage tanks for solar energy heat storage are generally installed in outdoor environments with relatively harsh conditions. As the service time increases, the interface ends of the tank body and the connecting pipes are eroded by wind and sand, which is extremely easy to age, resulting in a decrease in the sealing performance between the two, which is rather inconvenient as mentioned in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A molten salt energy storage tank for utilizing solar energy to store heat, including a molten salt energy storage tank body, the bottom of the molten salt energy storage tank body is fixedly connected with a footrest, and two footrests are symmetrically arranged. One side of the molten salt energy storage tank body is fixedly connected with a connecting pipe, and two connecting pipes are symmetrically arranged. The bottom of the molten salt energy storage tank body is fixedly connected with a guide rail, and two guide rails are symmetrically arranged. A first screw rod is threadedly connected to the inner side of each guide rail, and a number of first screw rods are symmetrically arranged. A slider is threadedly connected to the outer side of each first screw rod, and a base plate is slidably connected to the outer side of each slider. A second screw rod is threadedly connected to the top of each base plate, and a number of second screw rods are symmetrically arranged. A main frame is threadedly connected to the outer side of each second screw rod. An inner plate is fixedly connected to the inner side of the top of each main frame. A third screw rod is threadedly connected to one side of each main frame, and a number of third screw rods are symmetrically arranged. A sealing plate is threadedly connected to the outer side of each third screw rod.

[0006] Preferably, a foot pad is fixedly connected to one side of each base plate, a number of foot pads are symmetrically arranged, and a fourth screw rod is threadedly connected to the inner side of each foot pad.

[0007] Preferably, support pads are fixedly connected to the bottoms of the fourth screws, and foot pads are threadedly connected to the outsides of the fourth screws.

[0008] Preferably, springs are movably connected to the outsides of the tops of the fourth screws, and the springs are all located above the foot pads.

[0009] Preferably, the inner plates are all made of transparent acrylic material, and main frames are fixedly connected to the outsides of the inner plates.

[0010] Preferably, scales are fixedly connected to the inner sides of the tops of the base plates, guide rails are slidably connected to the outsides of the base plates, and molten salt energy storage tank bodies are fixedly connected to the tops of the guide rails.

[0011] Preferably, gaskets are movably connected to the outsides of one ends of the first screws, and the gaskets are all located on one side of the guide rails.

[0012] Preferably, through grooves are provided inside the foot brackets, the through grooves are of a U-shaped structure, and the through grooves all penetrate through the bottoms of the foot brackets.

[0013] Compared with the prior art, the present utility model provides a molten salt energy storage tank using solar energy for heat storage, and has the following beneficial effects:

[0014] 1. In the present utility model, by providing a main frame, second screws are threadedly connected to the bottoms of the main frames, base plates are threadedly connected to the outsides of the second screws, a third screw is threadedly connected to one side of the main frame, sealing plates are threadedly connected to the outsides of the third screws, an inner plate is fixedly connected to the inner side of the top of the main frame, and the inner plate is made of transparent acrylic material. The external pipelines are respectively installed and connected to the flange parts of the connecting pipes to fix the external pipelines. Then, the first screws are rotated counterclockwise and loosened to relax the force of the inner wall of the slider pressing against the outer wall of the base plate. Then, the base plate is slid to the required position inside the guide rail, and the first screws are rotated clockwise to tighten the slider, increasing the force of the outer wall of the slider pressing against the inner wall of the base plate, thereby fixing the base plate. The main frame is sleeved on the outside of the connecting end of the external pipeline and the connecting pipe flange part. Then, the main frame is connected to the base plate through the second screws to fix the position of the main frame. The sealing plates are respectively placed on both sides of the main frame, and the sealing plates are connected and installed to the main frame in cooperation with the third screws. At this time, the main frame cooperates with the sealing plates to shield and protect the connecting end of the external pipeline and the connecting pipe, which can effectively reduce the loosening amplitude of the connecting end of the device and the external pipeline after long-term use under the external harsh environment, thereby ensuring the sealing performance between the device and the external pipeline;

[0015] 2. In the present utility model, by providing gaskets, the gaskets are movably connected to the insides of the first screws, and the first screws are threadedly connected to the guide rails, which can effectively reduce the loosening amplitude of the first screws during long-term use and ensure the stability of the first screws;

[0016] 3. The utility model is provided with a scale, and substrates are fixedly connected to the outer sides of the scale. Guide rails are slidably connected to the outer sides of the substrates, which can effectively mark the stroke that the substrates slide out.

[0017] Parts not involved in this device are the same as the prior art or can be implemented by using the prior art. The structure of the utility model is scientific and reasonable, safe and convenient to use, and provides great help to people. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The drawings are used to provide a further understanding of the utility model, and constitute a part of the specification. They are used together with the embodiments of the utility model to explain the utility model, and do not constitute a limitation to the utility model. In the drawings:

[0019] Figure 1 is an axonometric structural schematic diagram of a molten salt energy storage tank using solar energy for heat storage proposed by the utility model;

[0020] Figure 2 is Figure 1 an enlarged structural schematic diagram of part A in

[0021] Figure 3 is an exploded structural schematic diagram of the guide rail of a molten salt energy storage tank using solar energy for heat storage proposed by the utility model;

[0022] Figure 4 is a front view structural schematic diagram of a molten salt energy storage tank using solar energy for heat storage proposed by the utility model;

[0023] Figure 5 is a side view structural schematic diagram of a molten salt energy storage tank using solar energy for heat storage proposed by the utility model;

[0024] Figure 6 is a top view structural schematic diagram of a molten salt energy storage tank using solar energy for heat storage proposed by the utility model;

[0025] In the figure: molten salt energy storage tank body 1, footrest 2, connecting pipe 3, guide rail 4, first screw rod 5, slider 6, substrate 7, second screw rod 8, main frame 9, inner plate 10, third screw rod 11, sealing plate 12, foot pad 13, fourth screw rod 14, support pad 15, spring 16, gasket 17, through groove 18, scale 19. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0026] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0027] Please refer to Figures 1-6 , the present utility model provides a technical solution: a molten salt energy storage tank using solar energy for heat storage, including a molten salt energy storage tank body 1, a footrest 2 is fixedly connected to the bottom of the molten salt energy storage tank body 1, and two footrests 2 are symmetrically arranged. A connecting pipe 3 is fixedly connected to one side of the molten salt energy storage tank body 1, and two connecting pipes 3 are symmetrically arranged. A guide rail 4 is fixedly connected to the bottom of the molten salt energy storage tank body 1, and two guide rails 4 are symmetrically arranged. A first screw 5 is threadedly connected to the inner side of each guide rail 4, and several first screws 5 are symmetrically arranged. A slider 6 is threadedly connected to the outer side of each first screw 5. A base plate 7 is slidably connected to the outer side of each slider 6. A second screw 8 is threadedly connected to the top of each base plate 7, and several second screws 8 are symmetrically arranged. A main frame 9 is threadedly connected to the outer side of each second screw 8. Inner plates 10 are fixedly connected to the inner sides of the tops of the main frames 9. A third screw 11 is threadedly connected to one side of each main frame 9, and several third screws 11 are symmetrically arranged. A sealing plate 12 is threadedly connected to the outer side of each third screw 11. Install and connect the external pipelines to the flange parts of the connecting pipes 3 respectively to fix the external pipelines. Then, rotate counterclockwise to loosen each first screw 5 and relax the force of the inner wall of the slider 6 pressing against the outer wall of the base plate 7. Then, slide the base plate 7 to the required position inside the guide rail 4 and rotate the first screw 5 clockwise to tighten the slider 6 and increase the force of the outer wall of the slider 6 pressing against the inner wall of the base plate 7, thereby fixing the base plate 7. Put the main frame 9 on the outer side of the connecting end of the external pipeline and the flange part of the connecting pipe 3. Then, connect the main frame 9 to the base plate 7 through the second screw 8 to fix the position of the main frame 9. Place the sealing plates 12 on both sides of the main frame 9 respectively and connect and install the sealing plates 12 to the main frame 9 in cooperation with the third screws 11. At this time, the main frame 9 cooperates with the sealing plates 12 to shield and protect the connecting end of the external pipeline and the connecting pipe 3, which can effectively reduce the loosening amplitude of the connecting end with the external pipeline after the device is used for a long time under the external harsh environment, thereby ensuring the sealing performance between the device and the external pipeline.

[0028] In the present utility model, preferably, a foot pad 13 is fixedly connected to one side of each base plate 7, and several foot pads 13 are symmetrically arranged. A fourth screw 14 is threadedly connected to the inner side of each foot pad 13. The supporting force can be effectively expanded by rotating the fourth screw 14.

[0029] In the present utility model, preferably, support pads 15 are fixedly connected to the bottoms of the fourth screws 14, and foot pads 13 are threadedly connected to the outsides of the fourth screws 14, which can effectively increase the support area and ensure stability.

[0030] In the present utility model, preferably, springs 16 are movably connected to the outsides of the tops of the fourth screws 14, and the springs 16 are all located above the foot pads 13, which can effectively ensure the stability of the fourth screws 14 during long-term use.

[0031] In the present utility model, preferably, the inner plates 10 are all made of transparent acrylic material, and main frames 9 are fixedly connected to the outsides of the inner plates 10, which can effectively facilitate personnel to observe the connection ends of the connecting pipes 3 and the external pipelines.

[0032] In the present utility model, preferably, scales 19 are fixedly connected to the inner sides of the tops of the substrates 7, guide rails 4 are slidably connected to the outsides of the substrates 7, and molten salt energy storage tank bodies 1 are fixedly connected to the tops of the guide rails 4, which can effectively mark the sliding stroke of the substrates 7.

[0033] In the present utility model, preferably, gaskets 17 are movably connected to the outsides of one ends of the first screws 5, and the gaskets 17 are all located on one side of the guide rails 4, which can effectively ensure the stability of the first screws 5.

[0034] In the present utility model, preferably, through grooves 18 are provided inside the footrests 2, the through grooves 18 are of a U-shaped structure, and the through grooves 18 all penetrate through the bottoms of the footrests 2, which can effectively transfer the device by a forklift.

[0035] The working principle and usage process of the present utility model: During use, the external pipelines are respectively installed and connected to the flange parts of the connecting pipes 3 to fix the external pipelines. Then, the first screws 5 are rotated counterclockwise and loosened to relax the force of the inner walls of the sliders 6 pressing against the outer walls of the substrates 7. Then, the substrates 7 are slid to the required positions inside the guide rails 4, and the first screws 5 are rotated clockwise to tighten the sliders 6, increasing the force of the outer walls of the sliders 6 pressing against the inner walls of the substrates 7, thereby fixing the substrates 7. The main frames 9 are sleeved on the outside of the connection ends of the external pipelines and the flange parts of the connecting pipes 3, and then the main frames 9 are connected to the substrates 7 through the second screws 8 to fix the positions of the main frames 9. The sealing plates 12 are respectively placed on both sides of the main frames 9, and the sealing plates 12 are connected and installed to the main frames 9 by cooperating with the third screws 11. At this time, the main frames 9 cooperate with the sealing plates 12 to shield and protect the connection ends of the external pipelines and the connecting pipes 3, which can effectively reduce the loosening amplitude of the connection ends of the device and the external pipelines after long-term use under harsh external environments, thereby ensuring the sealing performance between the device and the external pipelines.

[0036] Although the embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present utility model, and the scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A molten salt energy storage tank using solar energy for heat storage, comprising a molten salt energy storage tank body (1), characterized in that: The bottom of the molten salt energy storage tank body (1) is fixedly connected with a support frame (2). There are two support frames (2) symmetrically arranged. One side of the molten salt energy storage tank body (1) is fixedly connected with a connecting pipe (3). There are two connecting pipes (3) symmetrically arranged. The bottom of the molten salt energy storage tank body (1) is fixedly connected with a guide rail (4). There are two guide rails (4) symmetrically arranged. A first screw rod (5) is threadedly connected to the inner side of each of the guide rails (4). There are several first screw rods (5) symmetrically arranged. A slider (6) is threadedly connected to the outer side of each of the first screw rods (5). A substrate (7) is slidably connected to the outer side of each of the sliders (6). A second screw rod (8) is threadedly connected to the top of each of the substrates (7). There are several second screw rods (8) symmetrically arranged. A main frame (9) is threadedly connected to the outer side of each of the second screw rods (8). An inner plate (10) is fixedly connected to the inner side of the top of each of the main frames (9). A third screw rod (11) is threadedly connected to one side of each of the main frames (9). There are several third screw rods (11) symmetrically arranged. A sealing plate (12) is threadedly connected to the outer side of each of the third screw rods (11).

2. The molten salt energy storage tank using solar energy for heat storage according to claim 1, wherein: One side of each of the substrates (7) is fixedly connected with a foot pad (13). There are several foot pads (13) symmetrically arranged. A fourth screw rod (14) is threadedly connected to the inner side of each of the foot pads (13).

3. The molten salt energy storage tank using solar energy for heat storage according to claim 2, characterized in that: A support pad (15) is fixedly connected to the bottom of each of the fourth screw rods (14). The fourth screw rods (14) are threadedly connected to the outer side of the foot pads (13).

4. A molten salt energy storage tank using solar energy for heat storage according to claim 2, characterized in that: A spring (16) is movably connected to the outer side of the top of each of the fourth screw rods (14). The springs (16) are all located above the foot pads (13).

5. A molten salt energy storage tank using solar energy for heat storage according to claim 1, characterized in that: The inner plates (10) are all made of transparent acrylic material. The inner plates (10) are fixedly connected to the outer side of the main frames (9).

6. A molten salt energy storage tank using solar energy for heat storage according to claim 1, characterized in that: A scale (19) is fixedly connected to the inner side of the top of each of the substrates (7). The substrates (7) are slidably connected to the outer side of the guide rails (4). The molten salt energy storage tank body (1) is fixedly connected to the top of each of the guide rails (4).

7. A molten salt energy storage tank using solar energy for heat storage according to claim 1, characterized in that: A gasket (17) is movably connected to the outer side of one end of each of the first screw rods (5). The gaskets (17) are all located on one side of the guide rails (4).

8. A molten salt energy storage tank using solar energy for heat storage according to claim 1, characterized in that: A through groove (18) is arranged on the inner side of each of the support frames (2). The through groove (18) is of a U-shaped structure. The through grooves (18) all penetrate through the bottom of the support frames (2).

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