Water extract concentration device adopting air drying method

Abstract

The utility model relates to the field of concentration equipment, in particular to a water extract concentration device adopting an air drying method, which comprises a tower body, a material to be concentrated is contained in the bottom of the tower body, a filler layer is arranged in the tower body above the material, and a spray header is fixedly mounted in the tower body above the filler layer. The spray header is connected with a liquid supply pipe for extracting materials in the bottom of the tower body; an air inlet pipe is arranged on the tower body between the lower part of the filler layer and the material, the air inlet pipe is connected with a hot air assembly, and an air outlet pipe is arranged on the tower body above the filler layer; materials are uniformly sprayed to the filler layer through the spray header, and hot air is in full contact with the materials attached to the filler layer and heats the materials when upwards penetrating through the filler layer, so that water vapor contained in the materials is evaporated, and the materials are concentrated.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of concentration equipment, concretely relates to a water extract liquid concentration device of air drying method. BACKGROUND

[0002] In the extraction process of plant active ingredients, after the separation of the extract, the separated extract needs to be preliminarily concentrated.

[0003] The existing concentration device, such as the utility model patent (CN202223316427.1) discloses a vacuum concentration stirring tank, which comprises a hollow spherical tank body, a feed pipe fixedly connected to the top of the tank body, a vacuum pipe fixedly connected to the tank body near the top, a heating jacket wrapped outside the tank body, a rotating shaft rotatably connected to the tank body and the heating jacket, and a plurality of stirring rods fixedly connected to the rotating shaft and located inside the tank body. During heating, the motor drives the rotating shaft to rotate, and the stirring rods stir the solution in the tank 1, causing the solution to evaporate.

[0004] However, when the existing concentration device is used to concentrate the water extract containing saponin, the saponin has high surface activity, which can easily cause bubbling and material overflow during vacuum concentration, resulting in unstable concentration process and material loss. UTILITY MODEL CONTENT

[0005] The utility model aims to provide a water extract liquid concentration device of air drying method, which is concentrated by hot air heating to avoid bubbling and material overflow, thereby solving the defects in the background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] A water extract liquid concentration device of air drying method, comprising a tower body, the bottom of the tower body contains the material to be concentrated, a packing layer is arranged above the material in the tower body, a spray head is fixedly installed above the packing layer in the tower body, and the spray head is connected to a liquid supply pipe for extracting the material in the bottom of the tower body; an air inlet pipe is arranged on the tower body between the packing layer and the material, the air inlet pipe is connected to a hot air assembly, and an air outlet pipe is arranged on the tower body above the packing layer.

[0008] As a preferred technical scheme, the packing layer is a porous corrugated mesh plate packing, and the packing layer is vertically stacked with multiple layers.

[0009] As a preferred technical scheme, the porous corrugated mesh plate packing is a porous corrugated mesh plate packing made of stainless steel.

[0010] As a preferred technical scheme, the top of the tower body is provided with a liquid inlet pipe, the lower end of the liquid inlet pipe extends into the tower body and is fixedly installed with the spray head, the upper end of the liquid inlet pipe extends to the outside of the tower body and is connected with one end of the liquid supply pipe, the lower end of the liquid outlet pipe is installed with a discharge valve, one side of the liquid supply pipe far away from the liquid inlet pipe is connected with one side of the liquid outlet pipe, and the liquid supply pipe is provided with a liquid pumping pump.

[0011] As a preferred technical scheme, one side of the liquid supply pipe is connected with a sampling pipe, and the sampling pipe is installed with a sampling valve.

[0012] As a preferred technical scheme, the hot air assembly comprises a fan, the air outlet end of the fan is connected with a heating box through a first pipeline, and the heating box is connected with the air inlet pipe through a second pipeline.

[0013] As a preferred technical scheme, the bottom of the tower body is fixedly installed with a heating jacket outside.

[0014] Compared with the prior art, the beneficial effects of the present application are:

[0015] 1. The material is uniformly sprayed to the filler layer through the spray head, the hot air passes through the filler layer upwards and fully contacts the material attached to the filler layer and heats the material, so that the water vapor contained in the material is evaporated, thereby realizing the concentration of the material, without heating the material to a boiling state, thereby avoiding the phenomenon of foaming and material flushing, improving the stability in the concentration process, and reducing the loss of the material.

[0016] 2. The filler layer adopts a porous corrugated mesh plate filler, which makes the material and the hot air contact more fully and improves the concentration efficiency.

[0017] 3. The heating cavity is arranged between the heating jacket and the outer wall of the tower body, the material in the tower body is heated by the heating cavity, an initial temperature is provided for the material, and the concentration efficiency of the material is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0019] Figure 1 is a structural schematic view of the embodiment of the present application.

[0020] In the figure: 1-tower body; 2-cover body; 3-material; 4-packing layer; 5-spray head; 6-liquid inlet pipe; 7-liquid supply pipe; 8-liquid discharge pipe; 9-discharge valve; 10-liquid pump; 11-air inlet pipe; 12-air outlet pipe; 13-sampling tube; 14-fan; 15-first pipeline; 16-heating box; 17-second pipeline; 19-heating jacket; 20-heating chamber; 21-sampling valve. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] like Figure 1 As shown, an air-drying water extract concentration device comprises a tower body 1, and a cover body 2 is detachably mounted on the upper end of the tower body 1 by bolts.

[0023] The bottom of the tower body 1 contains the material 3 to be concentrated, and a packing layer 4 is provided in the tower body 1 above the material 3. In this embodiment, the packing layer 4 is a porous corrugated mesh packing, which can ensure uniform contact between the liquid material to be concentrated and the hot air.

[0024] A spray head 5 is fixedly installed in the tower body above the packing layer 4, and a liquid inlet pipe 6 is provided on the cover body 2. The lower end of the liquid inlet pipe 6 extends into the tower body 1 and is fixedly installed with the spray head 5. The upper end of the liquid inlet pipe 6 extends to the outside of the tower body 1 and is connected to one end of the liquid supply pipe 7; the lower end of the tower body 1 is provided with a discharge pipe 8 connected to its inner cavity, and the lower end of the discharge pipe 8 is installed with a discharge valve 9. The end of the liquid supply pipe 7 away from the liquid inlet pipe 6 is connected to one side of the discharge pipe 8 above the discharge valve 9. The liquid supply pipe 7 is located outside the tower body 1, and a liquid pump 10 is provided on the liquid supply pipe 7.

[0025] An air inlet pipe 11 is provided on the side wall of the tower body 1 located below the filler layer 4 and between the material 3 . The air inlet pipe 11 is connected to the hot air component. An air outlet pipe 12 is provided on the cover body 2 .

[0026] The material 3 in the bottom of the tower body 1 is extracted by the liquid extraction pump 10, so that the material 3 enters the spray head 5 through the liquid supply pipe 7 and is uniformly sprayed to the filler layer 4, and then the material 3 is uniformly dispersed on the porous corrugated mesh plate of the filler layer 4; at the same time, the hot air blown by the hot air assembly enters the tower body 1 through the air inlet pipe 11, and the hot air penetrates the filler layer 4 upwards, in the process, the hot air penetrates the mesh holes on the porous corrugated mesh plate and fully contacts the material 3 attached to the porous corrugated mesh plate, the material 3 attached to the porous corrugated mesh plate is heated by the hot air, so that the water vapor contained in the material 3 is evaporated, thereby realizing the concentration of the material 3; finally, the hot air carrying the water vapor is discharged through the air outlet pipe 12, and the material 3 attached to the porous corrugated mesh plate falls downward to the bottom of the tower body 1 again, the whole concentration process does not need to heat the material 3 to the boiling state, thereby avoiding the phenomenon of foaming and material flushing, improving the stability in the concentration process, and reducing the loss of the material.

[0027] In order to improve the concentration efficiency, the filler layer 4 is vertically stacked with multiple layers, so that the material 3 is more fully contacted with the hot air.

[0028] In the embodiment, the porous corrugated mesh plate filler is a porous corrugated mesh plate filler made of stainless steel, which has the advantage of being easy to clean.

[0029] One side of the liquid supply pipe 7 is connected with a sampling pipe 13, and a sampling valve 21 is arranged on the sampling pipe 13, so as to extract the material 3 through the sampling pipe 13 and detect whether the material 3 meets the concentration requirement. When the material in the tower body 1 is concentrated, the discharge valve 9 at the lower end of the liquid discharge pipe 8 is opened to discharge the qualified material 3.

[0030] The hot air assembly includes a fan 14, an outlet end of the fan 14 is connected with a heating box 16 through a first pipeline 15, heating wires are arranged in the heating box 16, and the heating box 16 is connected with the air inlet pipe 11 through a second pipeline 17. When the fan 14 works, flowing air is delivered into the tower body 1, the air is heated to 50℃ by the heating box 16, and the material 3 is heated and concentrated by the hot air at 50℃, so that the concentration effect is good.

[0031] A heating jacket 19 is welded to the outside of the bottom of the tower body 1, the liquid discharge pipe 8 penetrates out of the heating jacket 19, a heating cavity 20 is arranged between the heating jacket 19 and the outer wall of the tower body 1, and a water inlet pipe and a water outlet pipe which communicate with the heating cavity 20 are arranged on the heating jacket 19. Hot water at 50℃ is circulated and injected into the heating cavity 20, so as to heat the material 3 in the tower body 1 in a water area, and provide an initial temperature for the material 3, thereby improving the concentration efficiency of the material 3.

[0032] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only preferred examples of the present application and are not intended to limit the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A concentration device for water extract of air-drying method, characterized by: The application relates to a tower body, which is internally filled with materials to be concentrated, and is internally provided with a filler layer above the materials, a spraying head fixedly installed above the filler layer, a liquid supply pipe connected with the spraying head for extracting the materials in the bottom of the tower body, an air inlet pipe arranged between the filler layer and the materials, a hot air assembly connected with the air inlet pipe, and an air outlet pipe arranged above the filler layer.

2. The concentration device of the water extract of the air-drying method according to claim 1, characterized by: The filler layer is a porous corrugated net plate filler, and the filler layer is vertically arranged in multiple layers.

3. The apparatus for concentrating water extract of air-drying method according to claim 2, wherein: The porous corrugated net plate filler is made of stainless steel.

4. The concentration device for water extract of air-drying method according to claim 1, wherein: The top of the tower body is provided with a liquid inlet pipe, the lower end of the liquid inlet pipe extends into the tower body and is fixedly installed with the spraying head, the upper end of the liquid inlet pipe extends to the outside of the tower body and is connected with one end of the liquid supply pipe, the lower end of the liquid outlet pipe is provided with a discharge valve, one side of the liquid supply pipe away from the liquid inlet pipe is connected with one side of the liquid outlet pipe, and a liquid extraction pump is arranged on the liquid supply pipe.

5. The concentration device for water extract of air-drying method according to claim 1, wherein: One side of the liquid supply pipe is connected with a sampling pipe, and a sampling valve is arranged on the sampling pipe.

6. The concentration device for water extract of air-drying method according to claim 1, wherein: The hot air assembly comprises a fan, the air outlet end of the fan is connected with a heating box through a first pipeline, and the heating box is connected with the air inlet pipe through a second pipeline.

7. The concentration device of the water extract of air-drying method according to claim 1, characterized by: A heating jacket is fixedly arranged on the outside of the bottom of the tower body.

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