Efficient heat preservation device for molten salt tank

Abstract

The utility model relates to the technical field of fused salt energy storage, in particular to an efficient heat preservation device of a fused salt tank, which comprises a box body and a tank body, the upper end of the tank body is attached to a cover body through a sealing ring, a pressure release valve is arranged on the left side above the cover body, and an air outlet is arranged on the right side above the cover body. According to the efficient heat preservation device for the molten salt tank, through cooperation of the shaking mechanism and the box body, the first servo motor drives the first rod body to rotate clockwise, in the mode, the box body reciprocates left and right, the box body reciprocates left and right to drive the tank body to move, then salt piles stacked together in the tank body are shaken away, and salt in the tank body is evenly heated; and through cooperation of the moving mechanism and the box body, the bent plate drives the cover body to move upwards so that the upper portion of the tank body can be opened, the second servo motor is closed after the upper portion of the tank body is opened, in this way, workers do not need to move the cover body away from the tank body manually, and therefore the workload of the workers is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of fused salt energy storage, in particular to a high -efficient heat preservation device of fused salt tank. BACKGROUND

[0002] Fused salt energy storage is a kind of technology for realizing heat energy storage by using the temperature difference of fused salt in the process of temperature rise and drop, and fused salt has a series of advantages such as high working temperature, wide use temperature range, strong heat transfer capacity, small system pressure and better economy.

[0003] For example, a high-efficiency heat preservation system of fused salt tank with the authorization announcement number "CN207486338U" greatly enhances the heat preservation effect of the fused salt tank, and the same heat preservation measures are adopted for the feeding pipe, upper cover, base and both ends of the heating and heat exchange pipeline, which reduces heat loss and effectively improves the efficiency of fused salt energy storage. However, when the salt is placed in the tank body, the salt will accumulate together, causing the salt in the middle part of the salt pile to heat slowly, resulting in uneven heating of the salt in the middle part and the outer part, thereby increasing the work limitation. At the same time, the high-efficiency heat preservation system of the fused salt tank requires workers to manually remove the tank cover from the tank body, and in order to prevent air leakage between the tank cover and the tank body, the tank cover is relatively tight on the tank body, which makes it more cumbersome for workers to remove the tank cover from the tank body, thereby increasing the workload of workers. UTILITY MODEL CONTENTS

[0004] The utility model aims at solving the problems of salt accumulation in the tank body, slow heating of the salt in the middle part of the salt pile, uneven heating of the salt in the middle part and the outer part, increased work limitation, and the need for workers to manually remove the tank cover from the tank body, and in order to prevent air leakage between the tank cover and the tank body, the tank cover is relatively tight on the tank body, which makes it more cumbersome for workers to remove the tank cover from the tank body, thereby increasing the workload of workers, and proposes a high-efficiency heat preservation device of fused salt tank.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A high-efficiency heat preservation device of fused salt tank is designed, which comprises a box body and a tank body, the upper end of the box body is fixedly connected with the tank body, a moving mechanism is installed on the inner wall of the box body, a shaking mechanism is installed on the lower side of the box body, a heating plate is fixedly connected to the inner wall of the tank body, the upper end of the tank body is matched with the cover body through a sealing ring, a pressure relief valve is arranged on the upper left side of the cover body, and a gas outlet is arranged on the upper right side of the cover body.

[0007] Preferably, the shaking mechanism comprises a shell, the inner wall of the shell is slidably connected with the box body, the shell is fixedly connected with the first servo motor through a support, the output shaft of the first servo motor is connected with the rotating shaft of the first rod body through a reduction box, and the inner wall of the first rod body is rotatably connected with the shell through the rotating shaft.

[0008] Preferably, the end of the first rod body is rotatably connected with the second rod body through a pin shaft, the second rod body is movably connected with the box body through the pin shaft, the lower inner wall of the shell is fixedly connected with the plate body, and the outer wall of the plate body is slidably connected with the box body.

[0009] Preferably, the moving mechanism comprises a second servo motor, the second servo motor is fixedly connected with the box body through a support, the output shaft of the second servo motor is connected with the rotating shaft of the first bevel gear through a reduction box, the outer wall of the first bevel gear is rotatably connected with the box body through the rotating shaft, the outer wall of the first bevel gear is meshed with the second bevel gear, the inner wall of the second bevel gear is meshed with the threaded rod, the threaded rod is rotatably connected with the box body through bearings on both sides, and the outer wall of the threaded rod is threadedly connected with the bent plate.

[0010] Preferably, the inner walls of the four corners of the bent plate are slidably connected with vertical rods, the two ends of the vertical rods are fixedly connected with the box body, the outer wall of the bent plate is slidably connected with the box body and the tank body respectively, and the upper end of the bent plate is fixedly connected with the cover body.

[0011] Preferably, the outer wall of the tank body is provided with a discharge port, and the outer wall of the discharge port is provided with a solenoid valve.

[0012] The efficient heat preservation device for the molten salt tank has the beneficial effects that: through cooperation of the shaking mechanism and the box body, the first servo motor drives the first rod body to rotate clockwise, the first rod body drives the second rod body to move rightwards through the pin shaft, the second rod body drives the box body to move rightwards through the pin shaft, when the first rod body drives the second rod body to move rightwards to the limit position, the first servo motor continues to rotate to drive the first rod body to drive the second rod body to move leftwards, and then drives the box body to move leftwards, through the above mode, the box body moves back and forth left and right, the box body drives the tank body to move back and forth left and right, and then the salt piles accumulated together in the tank body are shaken open, the salt in the tank body is uniformly heated, and thus the work limitation is reduced.

[0013] Through cooperation of the moving mechanism and the box body, the second servo motor drives the first bevel gear to rotate, the first bevel gear drives the second bevel gear to rotate, the second bevel gear drives the threaded rod to rotate, the threaded rod drives the bent plate to move upwards in the tank body, the tank body can limit the bent plate, so as to prevent the bent plate from deviating when moving, thereby increasing the stability of the bent plate movement, the bent plate drives the cover body to move upwards and then opens the top of the tank body, after the top of the tank body is opened, the second servo motor is closed, through the above-mentioned mode, the worker does not need to manually move the cover body away from the tank body, thereby reducing the worker's workload. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 It is a partial front view of the utility model; Figure 1

[0016] Figure 3 It is a front view of the box body in the utility model; Figure 2

[0017] Figure 4 It is a side view of the shell in the utility model; Figure 2

[0018] Figure 5 It is a top view of the first rod body and the second rod body in the utility model; Figure 3

[0019] Figure 6 It is a top view of the bent plate in the utility model. Figure 3

[0020] In the drawing: 1, box body, 2, shaking mechanism, 201, shell, 202, first servo motor, 203, first rod body, 204, second rod body, 205, plate body, 3, moving mechanism, 301, second servo motor, 302, first bevel gear, 303, second bevel gear, 304, threaded rod, 305, bent plate, 306, vertical rod, 4, tank body, 5, cover body, 6, pressure relief valve, 7, gas outlet, 8, discharge port, 9, heating plate. DETAILED DESCRIPTION

[0021] The utility model will be further described below in combination with the drawings:

[0022] Refer to the attached Figures 1-6 ​​​​​In this embodiment, a high-efficiency heat preservation device for molten salt tank includes a box body 1 and a tank body 4, the upper end of the box body 1 is fixedly connected with the tank body 4, a moving mechanism 3 is installed on the inner wall of the box body 1, a shaking mechanism 2 is installed on the lower side of the box body 1, a heating plate 9 is fixedly connected with the inner wall of the tank body 4, the model of the heating plate 9 can meet the working needs according to actual requirements, the upper end of the tank body 4 is matched with a cover body 5 through a sealing ring, the sealing ring can prevent the cover body 5 and the tank body 4 from leaking air at the matched place, thereby increasing the sealing property of the tank body 4, a pressure relief valve 6 is arranged on the upper left side of the cover body 5, an air outlet 7 is arranged on the upper right side of the cover body 5, an outer wall of the tank body 4 is provided with a discharge port 8, and an outer wall of the discharge port 8 is provided with a solenoid valve.

[0023] Referring to the drawings Figures 1-5 The shaking mechanism 2 includes a shell 201, the inner wall of the shell 201 is slidably connected with the box body 1, the box body 1 slides in the shell 201, the shell 201 is fixedly connected with a first servo motor 202 through a support, the first servo motor 202 is threadedly connected with the support through bolts, and the first servo motor 202 can be taken off from the support when necessary, the model of the first servo motor 202 can meet the working needs according to actual requirements, the output shaft of the first servo motor 202 is connected with the rotating shaft of a first rod body 203 through a reduction box, and the first servo motor 202 drives the first rod body 203 to rotate.

[0024] The inner wall of the first rod body 203 is rotatably connected with the shell 201 through a rotating shaft, the first rod body 203 rotates in the shell 201, the tail end of the first rod body 203 is rotatably connected with a second rod body 204 through a pin shaft, the first rod body 203 drives the second rod body 204 to move, the second rod body 204 is movably connected with the box body 1 through a pin shaft, the second rod body 204 drives the box body 1 to move, the lower inner wall of the shell 201 is fixedly connected with a plate body 205, the outer wall of the plate body 205 is slidably connected with the box body 1, and the box body 1 slides on the plate body 205.

[0025] Referring to the drawings Figures 1-3 and Figure 6 The moving mechanism 3 includes a second servo motor 301, the model of the second servo motor 301 can meet the working needs according to actual requirements, the second servo motor 301 is fixedly connected with the box body 1 through a support, the second servo motor 301 is threadedly connected with the support through bolts, and the second servo motor 301 can be taken off from the support when necessary, the output shaft of the second servo motor 301 is connected with the rotating shaft of a first bevel gear 302 through a reduction box, and the second servo motor 301 drives the first bevel gear 302 to rotate, the outer wall of the first bevel gear 302 is rotatably connected with the box body 1 through a rotating shaft, the first bevel gear 302 rotates in the box body 1, the outer wall of the first bevel gear 302 is meshed with a second bevel gear 303, the first bevel gear 302 drives the second bevel gear 303 to rotate, the inner wall of the second bevel gear 303 is meshed with a threaded rod 304, and the second bevel gear 303 drives the threaded rod 304 to rotate.

[0026] Both sides of the threaded rod 304 are rotatably connected with the box body 1 through bearings, the threaded rod 304 rotates in the box body 1, the outer wall of the threaded rod 304 is threadedly connected with the bent plate 305, the threaded rod 304 drives the bent plate 305 to move, the inner walls of the four corners of the bent plate 305 are slidably connected with the vertical rods 306, the bent plate 305 slides on the vertical rods 306, both ends of the vertical rods 306 are fixedly connected with the box body 1, the outer walls of the bent plate 305 are slidably connected with the box body 1 and the tank body 4 respectively, the bent plate 305 slides in the box body 1 and the tank body 4, the upper end of the bent plate 305 is fixedly connected with the cover body 5, the bent plate 305 drives the cover body 5 to move.

[0027] Working principle:

[0028] When it is needed to heat the salt by molten salt (the salt can meet the working needs according to actual needs), the external power supply of the second servo motor 301 is connected and started, the second servo motor 301 drives the first bevel gear 302 to rotate, the first bevel gear 302 drives the second bevel gear 303 to rotate, the second bevel gear 303 drives the threaded rod 304 to rotate, the threaded rod 304 drives the bent plate 305 to move upwards in the tank body 4, the tank body 4 can limit the bent plate 305 to prevent the bent plate 305 from deviating during movement, thereby increasing the stability of the movement of the bent plate 305, the bent plate 305 drives the cover body 5 to move upwards and thereby opens the upper part of the tank body 4, after the upper part of the tank body 4 is opened, the second servo motor 301 is turned off;

[0029] Then the salt and the required solvent in the molten salt are introduced into the tank body 4 (the solvent can meet the working needs according to actual needs), after the introduction of the salt and the solvent is completed, the second servo motor 301 is reversed according to the above-mentioned mode, thereby making the bent plate 305 move downwards to reset, thereby driving the cover body 5 to reset and reseal the tank body 4, then the external power supply of the heating plate 9 is connected and started, the heating plate 9 heats the tank body 4, the tank body 4 transmits heat to the salt in the tank body, thereby heating the salt (in the process of heating the salt, the pressure in the tank body 1 can be released through the pressure relief valve 6), the inner wall of the tank body 4 has a heat preservation layer, the specific material can be selected according to the use condition, which can make the temperature stay in the tank body 4 for a long time, thereby efficiently preserving the salt in the tank body 4;

[0030] The external power supply of the first servo motor 202 is connected and started, the first servo motor 202 drives the first rod body 203 to rotate clockwise (as shown in the figure) Figure 5), the first rod body 203 drives the second rod body 204 to move right through the pin shaft, the second rod body 204 drives the box body 1 to move right through the pin shaft, when the first rod body 203 drives the second rod body 204 to move right to the limit position, the first servo motor 202 continues to rotate and makes the first rod body 203 drive the second rod body 204 to move left, in turn drives the box body 1 to move left, through the above-mentioned mode, the box body 1 moves back and forth left and right, the box body 1 drives the tank body 4 to move left and right in turn and makes the salt accumulated together in the tank body 4 to shake, so that the salt in the tank body 4 is heated evenly, the salt after heating becomes liquid shape and realizes the molten salt work, after the molten salt, the heating plate 9 and the first servo motor 202 are closed, and the salt of liquid shape is stored in the tank body 4 after heat preservation;

[0031] When the salt of liquid shape needs to be taken out from the tank body 4, the electromagnetic valve is used to open the discharge port 8, the salt of liquid shape in the tank body 4 is discharged out of the tank body 4 through the discharge port 8, and the worker can collect it by using the box outside, when the salt of liquid shape is collected, the discharge port 8 is closed through the electromagnetic valve, according to the above-mentioned mode, the second servo motor 301 is started to drive the bent plate 305 to drive the cover body 5 to move upwards and open the upper portion of the tank body 4, after the upper portion of the tank body 4 is opened, the second servo motor 301 is closed, then the worker can clean the tank body 4 and the cover body 5, after the tank body 4 and the cover body 5 are cleaned, the second servo motor 301 is reversely rotated to reset the cover body 5 and close the upper portion of the tank body 4, after the upper portion of the tank body 4 is closed, the second servo motor 301 is closed, through the above-mentioned mode, the cleaning work of the tank body 4 and the cover body 5 is completed.

[0032] Although the utility model has been illustrated and described through the reference preferred embodiments, but, the person skilled in the art should understand, in the scope of claims, can make various changes in form and detail.

Claims

1. A high-efficiency heat preservation device for molten salt tank, comprising a box (1) and a tank body (4), the upper end of the box (1) is fixedly connected with the tank body (4), characterized in that: The inner wall of the box (1) is provided with a moving mechanism (3), the lower side of the box (1) is provided with a shaking mechanism (2), the inner wall of the tank (4) is fixedly connected with a heating plate (9), the upper end of the tank (4) is matched with a cover (5) through a sealing ring, the upper left side of the cover (5) is provided with a pressure relief valve (6), and the upper right side of the cover (5) is provided with an air outlet (7).

2. The high-efficiency heat preservation device for molten salt tank according to claim 1, characterized in that: The shaking mechanism (2) comprises a shell (201), the inner wall of the shell (201) is slidably connected with the box (1), the shell (201) is fixedly connected with a first servo motor (202) through a support, the output shaft of the first servo motor (202) is connected with the rotating shaft of a first rod body (203) through a reduction box, and the inner wall of the first rod body (203) is rotatably connected with the shell (201) through the rotating shaft.

3. The high-efficiency heat preservation device for a molten salt tank according to claim 2, characterized in that: The end of the first rod body (203) is rotatably connected with a second rod body (204) through a pin shaft, the second rod body (204) is movably connected with the box (1) through the pin shaft, the lower inner wall of the shell (201) is fixedly connected with a plate body (205), and the outer wall of the plate body (205) is slidably connected with the box (1).

4. The high-efficiency heat preservation device for molten salt tank according to claim 1, characterized in that: The moving mechanism (3) comprises a second servo motor (301), the second servo motor (301) is fixedly connected with the box (1) through a support, the output shaft of the second servo motor (301) is connected with the rotating shaft of a first bevel gear (302) through a reduction box, the outer wall of the first bevel gear (302) is rotatably connected with the box (1) through the rotating shaft, the outer wall of the first bevel gear (302) is meshed with a second bevel gear (303), the inner wall of the second bevel gear (303) is meshed with a threaded rod (304), the two sides of the threaded rod (304) are rotatably connected with the box (1) through bearings, and the outer wall of the threaded rod (304) is threadedly connected with a bent plate (305).

5. The high-efficiency heat preservation device for molten salt tank according to claim 4, characterized in that: The four inner walls of the bent plate (305) are slidably connected with vertical rods (306), the two ends of the vertical rods (306) are fixedly connected with the box (1), the outer wall of the bent plate (305) is slidably connected with the box (1) and the tank (4) respectively, and the upper end of the bent plate (305) is fixedly connected with the cover (5).

6. The high-efficiency heat preservation device for molten salt tank according to claim 1, characterized in that: The outer wall of the tank (4) is provided with a discharge port (8), and the outer wall of the discharge port (8) is provided with a solenoid valve.

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