CN217101313U - A fused salt storage tank for storing up salt - Google Patents

Abstract

The utility model discloses a molten salt storage tank for storing salt, which comprises a tank body, an inner heat preservation layer, a driving part, a heating assembly, an outer heat preservation assembly and a drainage pump, wherein the outer heat preservation assembly and the drainage pump are arranged outside the tank body; the tank body is respectively provided with a molten salt inlet, a molten salt outlet and a water inlet, the inner heat-insulating layer is bonded on the inner wall of the tank body, liquid is arranged in the tank body, the driving part is fixed on the inner top surface of the tank body, the output end of the driving part is meshed with the heating assembly, and the tank body is internally provided with an annular groove; the heating assembly comprises a plate body, an auxiliary gear and a plurality of heat supply parts, wherein the plate body, the auxiliary gear and the heat supply parts are rotatably connected in the annular groove; the pinion is fixed on the upper end face of the plate body and meshed with the output end of the driving portion, and the plurality of heat supply portions are circumferentially arranged on the lower end face of the plate body. The problem of among the prior art fused salt storage tank not set up corresponding heating mechanism, lead to the internal great with the fused salt temperature difference of jar to cause the technique of damage to jar internal wall is solved.

Description

Molten salt storage tank for storing salt

Technical Field

The utility model relates to a store technical field, concretely relates to is a fused salt storage tank for storing up salt.

Background

The molten salt is a flowable liquid, is widely applied to production processes of ionic membrane caustic soda, KOH, melamine, aluminum oxide and the like in chemical industry and smelting industry as a heat transfer medium, and has the advantages of low price, large use temperature area, high specific heat capacity, good heat exchange performance and the like, so that the molten salt has more and more applications in solar photo-thermal power generation systems in recent years; the use temperature of the molten salt is 200-1000 ℃, when the high-temperature molten salt enters the storage tank for the first time, if the storage tank is in an untreated normal-temperature state, the storage tank is easy to crack due to instant thermal stress, and the service life of the tank body is reduced even if the tank body is not cracked immediately.

In Chinese utility model CN 214892781U, a fused salt storage tank is provided, which mainly solves the problems that the existing storage tank has poor safety, and when the temperature of the inflowing fused salt is greatly different from the temperature in the storage tank, the thermal shock generated by the temperature difference can damage the inner wall of the tank body; although the device possesses the function that the certain degree was heated to jar internal portion, the heating effect is relatively poor, and in the heating process, has the uneven condition of heating easily, leads to still having great potential safety hazard like this.

Here, we propose a molten salt storage tank for storing salt.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned technique not enough, provide a fused salt storage tank for storing up salt, solve among the prior art fused salt storage tank and not set up corresponding heating mechanism, lead to the internal great with the fused salt temperature difference of jar to cause the technical problem of damage to a jar internal wall.

In order to achieve the technical purpose, the utility model adopts the following technical proposal:

a molten salt storage tank for storing salt comprises a tank body, an inner heat-insulating layer, a driving part, a heating assembly, an outer heat-insulating assembly and a drainage pump, wherein the outer heat-insulating assembly and the drainage pump are arranged outside the tank body;

the tank body is respectively provided with a molten salt inlet, a molten salt outlet and a water inlet, the inner heat-insulating layer is bonded on the inner wall of the tank body, liquid is arranged in the tank body, the driving part is fixed on the inner top surface of the tank body, the output end of the driving part is meshed with the heating assembly, and the tank body is internally provided with an annular groove; the heating assembly comprises a plate body, an auxiliary gear and a plurality of heat supply parts, wherein the plate body, the auxiliary gear and the heat supply parts are rotatably connected in the annular groove; the auxiliary gear is fixed on the upper end face of the plate body and is meshed with the output end of the driving part, and the plurality of heat supply parts are circumferentially arranged on the lower end face of the plate body; when the driving part drives the pinion to operate, the plate body is driven to do circular motion in the tank body, the plurality of heat supply parts are enabled to heat the liquid in the tank body and used for increasing the temperature in the tank body, and finally the water is discharged by the drainage pump arranged on the tank body.

Preferably, the driving part includes a motor and a main gear; the motor is fixed on the inner top surface of the tank body, the output end of the motor is connected with the main gear, and the auxiliary gear is meshed on the main gear.

Preferably, the inner heat insulation layer is a ceramic fiber heat insulation layer.

Preferably, the heat supply part comprises a power supply block, a limiting piece and an electric heater; the power supply block is detachably connected with the lower end face of the plate body through a plurality of limiting parts, and the electric heaters are circumferentially arranged on the lower end face of the plate body and electrically connected with the power supply block.

Preferably, the plate body is a circular plate, a circle of protrusions are formed on the outer peripheral surface of the plate body, and the protrusions are connected in the annular groove in a sliding mode.

Preferably, the outer heat-insulation assembly comprises an outer heat-insulation layer, a heat-insulation moisture-proof film and an elastic supporting layer; the outer heat preservation layer is arranged on the outer wall of the tank body, the heat-insulating moisture-proof film is bonded to the outer side of the outer heat preservation layer, and the elastic supporting layer is arranged on the outer side of the heat-insulating moisture-proof film.

Preferably, the outer heat-insulating layer is formed by stacking a plurality of heat-insulating bricks.

Preferably, a cavity is formed in the elastic supporting layer, and a plurality of deformable limiting blocks are circumferentially arranged in the cavity.

Preferably, the stopper is a z-shaped member.

Preferably, the outer surface of the heat-insulating brick is coated with a wear-resistant ceramic coating.

Compared with the prior art, the beneficial effects of the utility model include:

1. compared with the prior art, through seting up the water inlet on the jar body, earlier in the leading-in jar body of liquid, and by drive division drive pinion, the drive plate body carries out the rotation in a circumferential direction at jar internal, thereby make heat supply portion, can carry out the even heating to jar internal portion liquid, rise when liquid temperature, jar internal portion temperature also rises in step, after jar internal portion temperature reaches a certain degree, liquid after the heating by the drain pump discharge, and continue to heat internal wall of tank, until there is not moisture, again by the leading-in jar body of fused salt import, make its fused salt get into internal wall of tank after, can not be great because of the temperature difference, and cause the damage to internal wall of tank.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic front view of the present invention;

fig. 3 is a top view of the middle plate body of the present invention;

fig. 4 is a bottom view of the middle plate body of the present invention;

fig. 5 is a schematic cross-sectional view of the external and internal heat-insulating assembly of the present invention.

In the figure: 1. a tank body; 11. a molten salt inlet; 12. a molten salt outlet; 13. an annular groove; 14. an inner insulating layer; 15 water inlet; 2. a drive section; 21. a motor; 22. a main gear; 3. a heating assembly; 31. a plate body; 32. a pinion gear; 33. a heat supply section; 331. a power supply block; 3311. a limiting member; 332. an electric heater; 4. an outer insulation component; 41. an outer insulating layer; 42. a heat-insulating moisture-proof film; 43. a resilient support layer; 431. a cavity; 432. a limiting block; 5. and (7) draining the pump.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, a molten salt storage tank for storing salt includes a tank body 1, an inner insulating layer 14, a driving part 2, a heating assembly 3, an outer insulating assembly 4 disposed outside the tank body 1, and a drain pump 5.

The tank body 1 is respectively provided with a molten salt inlet 11, a molten salt outlet 12 and a water inlet 15, an inner insulating layer 14 is bonded on the inner wall of the tank body 1, liquid is arranged in the tank body 1, the driving part 2 is fixed on the inner top surface of the tank body 1, the output end of the driving part is meshed with the heating assembly 3, and the tank body 1 is internally provided with an annular groove 13; the heating component 3 comprises a plate body 31, a pinion 32 and a plurality of heat supply parts 33 which are rotatably connected in the annular groove 13; the auxiliary gear 32 is fixed on the upper end surface of the plate body 31 and is meshed with the output end of the driving part 2, and the plurality of heat supply parts 33 are circumferentially arranged on the lower end surface of the plate body 31; when the driving part 2 drives the pinion 32 to operate, the plate body 31 is driven to do circular motion in the tank body 1, the plurality of heat supply parts 33 are enabled to heat liquid in the tank body 1 and used for improving the temperature in the tank body 1, and finally water is discharged by the drainage pump 5 arranged on the tank body 1.

Wherein, a large amount of liquid is added into the tank body 1 from the water inlet 15, the driving part 2 drives the pinion 32 to rotate, the plate body 31 which is connected in the annular groove 13 in a sliding way is driven, circular motion is carried out in the annular groove 13, the liquid stored in the tank body 1 is heated by the heat supply end of the heat supply part 33, as the heat supply part 33 rotates synchronously along with the plate body 31, the liquid can be heated evenly in the rotating process, when the temperature of the liquid is increased, the inside of the tank body 1 is also synchronously increased, so that the temperature in the tank body is uniformly increased; heat preservation 14 in jar internal 1 sets up, the temperature of the internal portion of the assurance jar that can be better can not reduce, secondly set up outer heat preservation 41 at jar external wall 1, can avoid jar body 1 surface temperature to run off, make its heat pile up in jar internal portion, discharge high temperature liquid by drain pump 5 at last, and continue drive heat supply portion 33, evaporate the internal portion of jar remaining moisture, the evaporation finishes the back, the fused salt gets into jar internal portion 1 by fused salt import 11, and can not be too big because of the temperature difference, and the problem that causes the damage to jar internal wall 1 appears, the security and the stability of very big improvement holding vessel.

To improve the efficiency of the driving part 2 and the heating part 33, referring to fig. 1, 3 and 4, in a preferred embodiment, the driving part 2 includes a motor 21 and a main gear 22; the motor 21 is fixed on the inner top surface of the tank body 1, the output end of the motor is connected with a main gear 22, a pinion 32 is meshed on the main gear 22, and the heat supply part 33 comprises a power supply block 331, a limiting piece 3311 and an electric heater 332; the power supply block 331 is detachably connected to the lower end surface of the plate body 31 through a plurality of limit pieces 3311, a plurality of electric heaters 332 are circumferentially arranged on the lower end surface of the plate body 31 and electrically connected with the power supply block 331, the plate body 31 is a circular plate, a circle of protrusions are formed on the outer peripheral surface of the plate body 31, and the protrusions are slidably connected in the annular groove 13; the position limiter 3311 is a z-shaped member.

Wherein the motor 21 drives the main gear 22 to operate, the main gear 22 is meshed with the pinion 32, when the main gear 22 rotates, the pinion 32 is synchronously driven to rotate, the plate body 31 of the pinion performs circular motion in the annular groove 13, the power supply block 331 supplies power to the electric heater 332, the heat supply end of the electric heater improves the internal temperature of the tank body 1, and the internal temperature of the tank body 1 can be all raised under the circumferential rotation of the plate body 31; the number of the electric heaters 332 is six, the electric heaters are uniformly distributed on the plate body 31, the power supply block 331 further comprises a high-temperature-resistant shell, the high-temperature-resistant shell is fixed on the lower end face of the plate body 31 through a z-shaped limiting piece 3311 and used for supplying power to the electric heaters 332, the electric heaters 332 are not only used before the molten salt is poured into the tank body 1, but also can be used in the actual storage process, and the electric heaters are specifically determined according to the actual conditions of workers.

To improve the heat insulation efficiency of the inner heat insulation layer 14 and the outer heat insulation component 4, please refer to fig. 1, fig. 2 and fig. 5, in a preferred embodiment, the inner heat insulation layer 14 is a ceramic fiber heat insulation layer, and the outer heat insulation component 4 includes an outer heat insulation layer 41, a heat insulation moisture-proof membrane 42 and an elastic support layer 43; outer heat preservation 41 sets up in jar body 1 outer wall, and the outside of outer heat preservation 41 bonds and has thermal-insulated dampproof membrane 42, and the outside of thermal-insulated dampproof membrane 42 is equipped with elastic support layer 43, and outer heat preservation 41 is piled up by a plurality of thermal-insulated bricks and is formed, and cavity 431 has been seted up to elastic support layer 43 inside, and the internal periphery of cavity 431 is provided with the stopper 432 of a plurality of deformability, and the thermal-insulated brick surface that keeps warm scribbles wear-resisting ceramic coating.

Wherein through ceramic fibre insulating layer, can effectively strengthen the heat preservation effect of the internal portion of jar, make its heat difficult loss, secondly pile up the thermal-insulated brick that keeps warm at jar external wall 1, can further strengthen the heat preservation effect of whole holding vessel, and through thermal-insulated dampproofing membrane 42, avoid weing, set up elastic support layer 43, can further strengthen the anti deformation effect of whole device.

For better understanding of the present invention, the working process of the molten salt storage tank for storing salt according to the present invention is described in detail below with reference to fig. 1 to 5: when the molten salt tank is used, before the molten salt is led into the tank body 1, liquid is added into the tank body 1 through the water inlet 15, the motor 21 is started, the main gear 22 is driven by the motor 21 to rotate, the main gear 22 pushes the pinion 32, and the pinion 32 drives the plate body 31 to perform circular motion in the annular groove 13; the power supply block 331 starts to supply power to the electric heater 332, the heating end of the electric heater 332 heats the liquid, when the temperature of the liquid rises, the temperature inside the tank body 1 also rises synchronously, and the electric heater 332 can uniformly heat the liquid in the rotating process along with the plate body 31, so that the inner wall of the tank body 1 is heated; after heating for a period of time, discharging the liquid by the drainage pump 5, continuously heating the inner wall of the tank body 1 by the electric heater 332 to ensure that no water remains in the tank body 1, and adding the molten salt into the tank body 1 through the molten salt inlet 11 to ensure that the inner wall of the tank body 1 is not damaged due to overlarge temperature difference after the molten salt enters the tank body 1; and through interior heat preservation 14, can effectively guarantee that the difficult loss of jar body 1 inside heat, and set up the thermal-insulated brick of heat preservation as outer heat preservation 41, can further prevent the condition that the loss from appearing in the inside heat of jar body 1, very big improvement this jar body 1's heat preservation effect.

The above description of the present invention does not limit the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the scope of the claims of the present invention.

Claims (10)

1. A fused salt storage tank for storing salt which characterized in that: the water heater comprises a tank body, an inner heat-insulating layer, a driving part, a heating assembly, an outer heat-insulating assembly and a drainage pump, wherein the outer heat-insulating assembly and the drainage pump are arranged outside the tank body;

the tank body is respectively provided with a molten salt inlet, a molten salt outlet and a water inlet, the inner heat-insulating layer is bonded on the inner wall of the tank body, liquid is arranged in the tank body, the driving part is fixed on the inner top surface of the tank body, the output end of the driving part is meshed with the heating assembly, and the tank body is internally provided with an annular groove; the heating assembly comprises a plate body, an auxiliary gear and a plurality of heat supply parts, wherein the plate body, the auxiliary gear and the heat supply parts are rotatably connected in the annular groove; the auxiliary gear is fixed on the upper end face of the plate body and is meshed with the output end of the driving part, and the plurality of heat supply parts are circumferentially arranged on the lower end face of the plate body; when the driving part drives the pinion to operate, the plate body is driven to do circular motion in the tank body, the plurality of heat supply parts are used for heating the liquid in the tank body and increasing the temperature in the tank body, and finally the water is discharged by the drainage pump arranged on the tank body.

2. A molten salt storage tank for storing salt as claimed in claim 1, characterised in that: the driving part comprises a motor and a main gear; the motor is fixed on the inner top surface of the tank body, the output end of the motor is connected with the main gear, and the auxiliary gear is meshed on the main gear.

3. A molten salt storage tank for storing salt as claimed in claim 1, characterised in that: the inner heat-insulating layer is a ceramic fiber heat-insulating layer.

4. A molten salt storage tank for storing salt, as claimed in claim 1, wherein: the heat supply part comprises a power supply block, a limiting piece and an electric heater; the power supply block is detachably connected with the lower end face of the plate body through a plurality of limiting parts, and the electric heaters are circumferentially arranged on the lower end face of the plate body and electrically connected with the power supply block.

5. A molten salt storage tank for storing salt as claimed in claim 1, characterised in that: the plate body is a circular plate, a circle of bulges are formed on the outer peripheral surface of the plate body, and the bulges are connected in the annular groove in a sliding manner.

6. A molten salt storage tank for storing salt as claimed in claim 1, characterised in that: the outer heat-preservation assembly comprises an outer heat-preservation layer, a heat-insulation moisture-proof film and an elastic supporting layer; the outer heat preservation layer is arranged on the outer wall of the tank body, the heat-insulating moisture-proof film is bonded to the outer side of the outer heat preservation layer, and the elastic supporting layer is arranged on the outer side of the heat-insulating moisture-proof film.

7. A molten salt storage tank for storing salt as claimed in claim 6, characterised in that: the outer heat-insulating layer is formed by stacking a plurality of heat-insulating bricks.

8. A molten salt storage tank for storing salt as claimed in claim 6, characterised in that: the elastic supporting layer is internally provided with a cavity, and a plurality of deformable limiting blocks are circumferentially arranged in the cavity.

9. A molten salt storage tank for storing salt as claimed in claim 4, characterised in that: the limiting piece is a z-shaped piece.

10. A molten salt storage tank for storing salt as claimed in claim 7, characterised in that: and the outer surface of the heat-insulating brick is coated with a wear-resistant ceramic coating.

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