CN207698467U - A kind of phase-change material filling apparatus - Google Patents

Abstract

The utility model discloses a phase change material filling equipment, which comprises a jacket, a material storage tank, a sieve plate, a heating pipe, a liquid level gauge and a stirrer. The phase change material filling equipment of the utility model uses the jacket and the heating tube to jointly heat the storage tank containing the phase change material, which improves the heating efficiency. A stirrer is arranged in the center of the heating tube installed on the disk, which strengthens the solid state phase change. Heat exchange between the material and the liquid phase change material; the liquid outlet of the jacket is set at the top of its side wall, and the liquid inlet is set at the bottom of its side wall, which can ensure that the circulating heating medium in the jacket is always full ; The structure is simple, the operation is convenient, and the continuous heating and filling of the phase change material can be realized, the filling cycle is short, and the filling process is simple.

Description

A phase change material filling equipment

technical field

The utility model belongs to the field of phase-change material heat storage production equipment, in particular to a phase-change material filling equipment.

Background technique

Due to the rapid economic development, our country is facing more and more pressure from energy shortage and environmental pollution. At this stage, my country is in the accelerated period of industrialization development, and the contradiction between energy supply and demand is becoming increasingly prominent. The energy production and consumption structure dominated by coal is seriously damaging the ecological environment of our country. In order to realize the green transformation of energy structure and accelerate the transformation of energy development mode, we must find ways to reduce greenhouse gas emissions and improve the efficiency of energy development, processing and conversion.

Phase change energy storage and technology can store energy in the form of phase change latent heat in phase change materials to realize energy conversion between different carriers. Using latent heat energy storage of phase change materials can improve energy utilization and develop renewable resources.

At present, phase change energy storage technology can be used as the basis for the development of industrial energy-saving systems and high-tech products to meet people's requirements for special performance and cost of systems and products. It can also be used in the fields of industrial waste heat utilization and the development of new household electric heating appliances. Phase change energy storage technology also plays a very important role in the utilization of new energy, such as solar energy, wind energy and ocean energy and other intermittent green energy.

At this stage, the domestic demand for phase change heat storage equipment continues to increase. During the production process of equipment, phase change materials need to be filled. Usually, solid pellets are used for direct filling, and then the built-in heating tube of the equipment is used to heat and melt before the second phase change material is filled. Filling for the second time, continue to heat and melt, and then fill for the third time, and repeat this cycle until the filling is completed. This method has a long filling cycle, cumbersome process, and low production efficiency. Therefore, a disposable phase change material filling equipment capable of continuous heating and filling is urgently needed.

Utility model content

In view of the deficiencies in the prior art, the purpose of the utility model is to provide a phase change material filling equipment, which can continuously heat and fill, and realize one-time filling of the phase change material.

The utility model is achieved through the following technical solutions:

A phase change material filling equipment, comprising:

The jacket is a vertical tank-shaped structure with an open top;

The material storage tank is vertically arranged in the jacket, the top is in a closed state, and the side wall is sealed and connected with the top of the jacket to form a concave cavity;

The sieve plate is vertically arranged in the storage tank, and the left and right sides are respectively the discharge area and the heating area, and the two areas are not connected to each other. Hollow circular holes are uniformly arranged on the top;

Heating tubes are arranged in the above-mentioned heating area;

And a level gauge and a stirrer vertically arranged in the heating zone.

In the above technical solution, the diameter of the hollow circular hole in the sieve plate is 2mm-15mm.

In the above technical solution, the circular hole partially covers 1/2-2/3 of the sieve plate.

In the above technical solution, the upper part of the jacket is provided with a liquid outlet close to the edge of the top surface, and the lower part is provided with a liquid inlet for delivering a circulating heating medium into the jacket.

In the above technical solution, one end of the heating tube is provided with a liquid inlet pipe, and the other end is provided with a liquid outlet pipe, and both the liquid inlet pipe and the liquid outlet pipe extend through the tank wall of the storage tank and the jacket to Outer jacket.

In the above technical solution, the top of the storage tank is provided with a feeding port for feeding the phase change material into the storage tank, and the feeding port is located above the heating zone.

In the above technical solution, the side wall at the bottom of the storage tank is provided with a discharge port which penetrates through the jacketed tank wall and connects with the discharge area in the storage tank.

In the above technical solution, a slag outlet is provided in the center of the bottom surface of the storage tank through the jacketed tank wall and connected to the heating zone in the storage tank.

In the above technical solution, the agitator includes a connecting rod vertically arranged in the axial direction of the coiled heating tube, a stirring paddle arranged at the bottom end of the connecting rod, and a stirring motor arranged at the top end of the connecting rod, and the top end of the connecting rod is located at Above the top plate of the storage tank, the bottom end of the connecting rod is located in the storage tank at a distance of 20-50cm from the bottom surface.

In the above technical solution, the top of the liquid level gauge is located 10-30 cm away from the top surface of the storage tank, and the bottom end extends to the bottom surface of the storage tank without contacting the bottom surface.

In the above technical solution, the height of the jacket is 3/4-5/6 of the height of the storage tank.

In the above technical solution, the circulating heating medium in the jacket and the heating pipe is high-temperature water or high-temperature heat-conducting oil.

In the above technical solution, the inner wall of the storage tank is provided with a support frame for carrying the heating pipe.

In the above technical solution, the heating pipe and the inner wall of the storage tank are connected by bolts or clamps.

In the above technical solution, the total height of the coiled heating pipes is 1/2-5/6 of the height of the storage tank.

In the above technical solution, the feeding mode of the feeding port is manual feeding or mechanical automatic continuous feeding.

In the above technical solution, the part of the sieve plate with hollow circular holes is replaced by stainless steel wire mesh.

In the above technical solution, the filling equipment is made of stainless steel.

The usage method of the phase change material filling equipment of the utility model:

The phase change material is put into the heating area of the storage tank, and the jacket and the heating pipe are passed into the circulating heating medium to realize the heating and melting of the phase change material. At the same time, the stirrer works to accelerate the melting rate of the phase change material, and the melted liquid The phase change material flows into the discharge area of the storage tank through the hollow circular hole on the sieve plate, and finally is output through the discharge port to realize the phase change material filling of the phase change heat storage device.

Compared with the prior art, the utility model has advantages and beneficial effects as follows:

1. The phase change material filling equipment of the utility model is simple in structure and easy to operate, and can realize continuous heating and filling of phase change materials, with short filling cycle and simple filling process;

2. The phase change material filling equipment of the utility model uses the jacket and the heating pipe to heat the storage tank filled with the phase change material, which improves the heating efficiency;

3. The phase change material filling equipment of the present utility model is equipped with a stirrer in the center of the heating tube installed on the disk, which strengthens the heat exchange between the solid phase change material and the liquid phase change material;

4. Hollow holes are provided on the top of the sieve plate of the present invention to ensure that there are both solid and liquid materials in the heating zone during stirring and heating, which improves the melting rate of phase change materials;

5. In the phase change material filling equipment of the utility model, the liquid outlet of the jacket is set at the top of the side wall, and the liquid inlet is set at the bottom of the side wall, which can ensure that the circulating heating medium in the jacket is always in a full state .

Description of drawings

Fig. 1 is a structural schematic diagram of a specific embodiment of the present invention.

Among them: 1. Jacket; 2. Storage tank; 3. Feeding port; 4. Agitator; 5. Liquid level gauge; 6. Sieve plate; 7. Liquid outlet; 8. Discharging port; 10, liquid inlet; 11, heating pipe; 111, liquid inlet pipe; 112, liquid outlet pipe; A, discharge area; B, heating area.

Detailed ways

The utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that: the following examples are illustrative, not restrictive, and the protection scope of the present utility model cannot be limited by the following examples.

Example 1

A phase-change salt filling equipment, comprising a vertically arranged jacket 1 with an open top, inside the jacket 1 is vertically arranged a storage tank 2 with a closed top, and the side wall of the storage tank 2 is 1/4 of the distance from the top surface is sealed with the top of the jacket 1 so that a closed cavity is formed between the storage tank 2 and the jacket 1, and the inside of the storage tank 2 is vertically arranged on the left side to separate it into left and right. The sieve plate 6 of the two areas that are not connected (the discharge area A and the heating area B), the top of the sieve plate 6 is located on the same level as the top surface of the storage tank 2, and the top is uniformly provided with a hollowed-out circular shape with a diameter of 5 mm. The hole is opened with a hollowed-out circular hole that covers 1/2 of the sieve plate 6. The inner plate of the heating zone B on the right side of the sieve plate 6 is provided with a vertically upward spiral heating tube 11, and one end of the heating tube 11 is provided with an inlet The liquid pipe 111, the liquid inlet pipe 111 extends through the tank wall of the storage tank 2 and the jacket 1 to the outside of the jacket 1, and the other end is provided with a liquid outlet pipe 112, and the liquid outlet pipe 112 also passes through the storage tank 2 The tank wall of the jacket 1 extends to the outside of the jacket 1, the heating pipe 11 and the inner wall of the storage tank 2 are connected by bolts, the total height is 1/2 of the height of the storage tank 2, and the phase change material filling equipment uses clamps The sleeve 1 and the heating pipe 11 jointly heat the storage tank 2 equipped with the phase change material, which improves the heating efficiency;

A stirrer 4 is arranged on the axial direction of the vertically upward spiral heating tube 11 arranged on the coil, and the stirrer 4 includes a vertically arranged connecting rod, an agitating paddle arranged at the bottom end of the connecting rod, and an agitator arranged at the top end of the connecting rod. Stirring motor, the top of the connecting rod is located on the top plate of the storage tank 2, and the bottom of the connecting rod is located at 20 cm from the bottom of the storage tank 2, which strengthens the heat exchange between the solid phase change material and the liquid phase change material;

In the heating area B on the right side of the sieve plate 6, a liquid level gauge 5 is vertically arranged, the top end of which is located on the top surface of the storage tank 2 at a distance of 10 cm from the top surface, and the bottom end extends to the bottom surface of the storage tank 2 without contacting the bottom surface. ;

The upper part of the jacket 1 is provided with a liquid outlet 7 close to the edge of the top surface, and the lower part is provided with a liquid inlet 10 for conveying the circulating heating medium into the jacket 1, which can ensure that the circulating heating medium in the jacket 1 is always in a full state;

At the top of the storage tank 2 and above the heating zone B, there is a feeding port 3 for feeding phase-change materials into the storage tank 2. The feeding mode of the feeding port 3 is mechanical automatic continuous feeding; the side wall at the bottom of the storage tank 2 There is a discharge port 8 that penetrates the tank wall of the jacket 1 and connects with the discharge area A in the storage tank 2, and the center of the bottom surface of the storage tank 2 is provided with a connection that penetrates the tank wall of the jacket 1 and connects with the heating area B in the storage tank 2. The slag discharge port 9 is used to regularly discharge the waste residue accumulated in the storage tank 2.

The phase change material filling equipment is made of stainless steel (such as 316L, 316, 304, etc.) as a whole, which has good high temperature resistance and corrosion resistance.

The circulating heating medium in the above-mentioned jacket 1 and heating pipe 11 is high-temperature heat-conducting oil.

When in use, the phase change material is put into the heating area B of the storage tank 2 from the feeding port 3, and the high-temperature heat transfer oil is continuously passed into the jacket 1 and the heating pipe 11 from the liquid inlet 10 and the liquid inlet pipe 111 to realize the heating. The phase change material is heated and melted, and the stirrer 4 works to accelerate the melting rate of the phase change material. The melted liquid phase change material flows into the discharge area A of the storage tank 2 through the circular hollow hole on the sieve plate 6, and finally passes through The output of the discharge port 8 realizes the filling of the phase change material of the phase change heat storage device.

Example 2

A phase-change salt filling equipment, comprising a vertically arranged jacket 1 with an open top, inside the jacket 1 is vertically arranged a storage tank 2 with a closed top, and the side wall of the storage tank 2 is 1/6 of the distance from the top surface is sealed with the top of the jacket 1 so that a closed cavity is formed between the storage tank 2 and the jacket 1, and the inside of the storage tank 2 is vertically arranged on the left side to separate it into left and right. The sieve plate 6 in the two areas that are not connected (the discharge area A and the heating area B), the top of the sieve plate 6 is located on the same level as the top surface of the storage tank 2, and the top is evenly opened with hollow circular holes with a diameter of 10mm 2/3 of the sieve plate 6 is covered by the part with a hollowed-out circular hole. The inner plate of the heating zone B on the right side of the sieve plate 6 is provided with a heating tube 11 in a vertical upward spiral shape, and one end of the heating tube 11 is provided with a liquid inlet Pipe 111, the liquid inlet pipe 111 extends through the tank wall of the storage tank 2 and the jacket 1 to the liquid inlet pipe 111 outside the jacket 1, and the other end is provided with a liquid outlet pipe 112, and the liquid outlet pipe 112 also passes through the storage tank. The tank wall of the material tank 2 and the jacket 1 extends to the outlet pipe 112 of the jacket 1, and the heating pipe 11 and the inner wall of the material storage tank 2 are connected by bolts, and the total height is 5/6 of the height of the material storage tank 2, and the phase change The material filling equipment uses the jacket 1 and the heating pipe 11 to jointly heat the storage tank 2 containing the phase change material, which improves the heating efficiency;

A stirrer 4 is arranged on the axial direction of the vertically upward spiral heating tube 11 arranged on the coil, and the stirrer 4 includes a vertically arranged connecting rod, a stirring paddle arranged at the bottom end of the connecting rod, and an agitator arranged at the top end of the connecting rod Stirring motor, the top of the connecting rod is located on the top plate of the storage tank 2, and the bottom of the connecting rod is located at a distance of 30 cm from the bottom of the storage tank 2, which strengthens the heat exchange between the solid phase change material and the liquid phase change material;

In the heating area B on the right side of the sieve plate 6, a liquid level gauge 5 is vertically arranged, and its top is located on the top surface of the storage tank 2 at a distance of 20 cm from the top surface, and the bottom end extends to the bottom surface of the storage tank 2 without contacting the bottom surface. ;

The upper part of the jacket 1 is provided with a liquid outlet 7 close to the edge of the top surface, and the lower part is provided with a liquid inlet 10 for conveying the circulating heating medium into the jacket 1, which can ensure that the circulating heating medium in the jacket 1 is always in a full state;

At the top of the storage tank 2 and above the heating zone B, there is a feeding port 3 for feeding phase-change materials into the storage tank 2. The feeding mode of the feeding port 3 is mechanical automatic continuous feeding; the side wall at the bottom of the storage tank 2 There is a discharge port 8 that penetrates the tank wall of the jacket 1 and connects with the discharge area A in the storage tank 2, and the center of the bottom surface of the storage tank 2 is provided with a connection that penetrates the tank wall of the jacket 1 and connects with the heating area B in the storage tank 2. The slag discharge port 9 is used to regularly discharge the waste residue accumulated in the storage tank 2.

The phase change material filling equipment is made of stainless steel (such as 316L, 316, 304, etc.) as a whole, which has good high temperature resistance and corrosion resistance.

The circulating heating medium in the above-mentioned jacket 1 and heating pipe 11 is high-temperature heat-conducting oil.

When in use, the phase change material is put into the heating area B of the storage tank 2 from the feeding port 3, and the high-temperature heat transfer oil is continuously passed into the jacket 1 and the heating pipe 11 from the liquid inlet 10 and the liquid inlet pipe 111 to realize the heating. The phase change material is heated and melted, and the stirrer 4 works to accelerate the melting rate of the phase change material. The melted liquid phase change material flows into the discharge area A of the storage tank 2 through the circular hollow hole on the sieve plate 6, and finally passes through The output of the discharge port 8 realizes the filling of the phase change material of the phase change heat storage device.

Compared with other existing phase change heat output systems, the utility model has the following more obvious advantages: the equipment structure is simple, easy to operate, can realize continuous heating and filling of phase change materials, the filling cycle is short, and the filling process Simple.

The utility model has been described as an example above. It should be noted that, without departing from the core of the utility model, any simple deformation, modification or other equivalent replacements that can be made by those skilled in the art without costing creative labor all fall into the Into the scope of protection of the utility model.

Claims (10)

1. A phase change material filling equipment, characterized in that: comprising: The jacket is a vertical tank-shaped structure with an open top; The material storage tank is vertically arranged in the jacket, the top is in a closed state, and the side wall is sealed and connected with the top of the jacket to form a concave cavity; The sieve plate is vertically arranged in the storage tank, and the left and right sides are respectively the discharge area and the heating area, and the two areas are not connected to each other. Hollow circular holes are uniformly arranged on the top; Heating tubes are arranged in the above-mentioned heating area; And a level gauge and a stirrer vertically arranged in the heating zone. 2. The phase change material filling equipment according to claim 1, characterized in that: the diameter of the circular hole hollowed out on the sieve plate is 2mm-15mm. 3. The phase change material filling equipment according to claim 2, characterized in that: the circular hole partially covers 1/2-2/3 of the sieve plate. 4. The phase change material filling equipment according to claim 1, characterized in that: the upper part of the jacket is provided with a liquid outlet close to the edge of the top surface, and the lower part is provided with an inlet for conveying a circulating heating medium into the jacket. Liquid port; One end of the heating tube is provided with a liquid inlet pipe, and the other end is provided with a liquid outlet pipe, and both the liquid inlet pipe and the liquid outlet pipe extend through the tank wall of the storage tank and the jacket to outside the jacket; The top of the storage tank is provided with a feeding port for putting phase change materials into the storage tank, and the feeding port is located above the heating zone; The side wall at the bottom of the storage tank is provided with a discharge opening that penetrates the jacketed tank wall and connects with the discharge area in the storage tank; In the center of the bottom surface of the storage tank, a slag outlet is provided through the jacketed tank wall and connected to the heating zone in the storage tank. 5. The phase change material filling equipment according to claim 1, characterized in that: the agitator includes a connecting rod vertically arranged in the axial direction of the heating tube installed in the coil, a stirring paddle arranged at the bottom end of the connecting rod And the stirring motor arranged on the top of the connecting rod, the top of the connecting rod is located on the top plate of the storage tank, and the bottom of the connecting rod is located in the storage tank at a distance of 20-50 cm from the bottom surface. 6. The phase change material filling equipment according to claim 1, characterized in that: the top of the liquid level gauge is located at a distance of 10-30 cm from the top surface of the storage tank, and the bottom end extends to the bottom surface of the storage tank and not in contact with the bottom surface. 7. The phase change material filling equipment according to claim 1, characterized in that: the height of the jacket is 3/4-5/6 of the height of the storage tank. 8. The phase change material filling equipment according to claim 1, characterized in that: the total height of the coiled heating pipes is 1/2-5/6 of the height of the storage tank. 9. The phase change material filling equipment according to claim 1, characterized in that: the inner wall of the storage tank is provided with a support frame for carrying the heating pipe. 10. The phase change material filling equipment according to claim 1, characterized in that: the heating pipe and the inner wall of the storage tank are connected by bolts or clamps.