CN219368068U - Freeze dryer defrosting device with heat storage energy - Google Patents
Freeze dryer defrosting device with heat storage energy Download PDFInfo
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- CN219368068U CN219368068U CN202320550197.0U CN202320550197U CN219368068U CN 219368068 U CN219368068 U CN 219368068U CN 202320550197 U CN202320550197 U CN 202320550197U CN 219368068 U CN219368068 U CN 219368068U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model discloses a freeze dryer defrosting device with heat storage energy, which relates to the technical field of freeze dryers, and comprises a freeze dryer plate layer, a compressor, a heat recovery tank, a shell and tube condenser and a pump body; a refrigerating pipe and a heat-releasing pipe are fixedly arranged in the freeze dryer plate layer, a heat-exchanging pipe is fixedly arranged in the heat-recovering tank, and two ends of the heat-exchanging pipe extend to two sides of the heat-recovering tank; one end of the refrigeration pipe is connected with the input end of the compressor through a pipeline. After the compressor compresses the refrigerant, the high-temperature high-pressure refrigerant exchanges heat with the heat storage liquid in the heat recovery tank, part of heat is reserved in the heat recovery tank, when the freeze dryer plate layer needs to be defrosted, the pump body can be started, the pump body can send the high-temperature heat storage liquid into the heat release pipe, and the high-temperature heat storage liquid in the heat release pipe can heat the freeze dryer plate layer, so that the defrosting speed of the freeze dryer plate layer can be increased.
Description
Technical Field
The utility model relates to the technical field of freeze-drying machines, in particular to a defrosting device of a freeze-drying machine with heat storage energy.
Background
The freeze dryer is totally called a freeze dryer and consists of a refrigerating system, a vacuum system, a heating system and an electric instrument control system; the main components are a drying box, a condenser, a refrigerating unit, a vacuum pump, a heating/cooling device and the like.
The working principle of the freeze dryer is that the dried articles are frozen below the three-phase temperature, then solid water in the articles is sublimated directly into water vapor under the vacuum condition, and the water vapor is removed from the articles, so that the articles are dried; the materials are sent to a quick-freezing bin for freezing after pretreatment, then sent to a drying bin for sublimation and dehydration, and then packaged in a post-treatment workshop. The vacuum system establishes low-pressure conditions for the sublimation drying bin, the heating system provides latent heat of sublimation for materials, and the refrigerating system provides required cold energy for the cold trap and the drying chamber.
Along with the long-time use of freeze dryer, can condense thicker frost on the inside plywood of freeze dryer, the frost reduces the refrigeration effect of freeze dryer, and the defrosting mode that adopts at present is generally opened the freeze dryer for the plywood is heat transfer with external environment, relies on heat in the external environment to make the frost melt, and this kind of mode can get rid of the frost completely, but needs to consume a large amount of time, and defrosting efficiency is lower, in order to solve aforesaid problem, we propose a take heat-retaining can freeze dryer defrosting device.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a freeze dryer defrosting device with heat storage energy.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the freeze dryer defrosting device with the heat storage energy comprises a freeze dryer plate layer, a compressor, a heat recovery tank, a shell and tube condenser and a pump body;
a refrigerating pipe and a heat-releasing pipe are fixedly arranged in the freeze dryer plate layer, a heat-exchanging pipe is fixedly arranged in the heat-recovering tank, and two ends of the heat-exchanging pipe extend to two sides of the heat-recovering tank;
one end of the refrigeration pipe is connected with the input end of the compressor through a pipeline, and the other end of the refrigeration pipe is connected with the output end of the shell-and-tube condenser through a pipeline;
one end of the heat exchange tube is connected with the output end of the compressor through a pipeline, and the other end of the heat exchange tube is connected with the input end of the shell-and-tube condenser through a pipeline;
one end of the heat release pipe is connected with a return pipe, the return pipe is communicated with the inside of the heat recovery tank, the other end of the heat release pipe is connected with the output end of the pump body through a pipeline, and the input end of the pump body is connected with the inside of the heat recovery tank through a pipeline.
Further, the refrigerating pipe and the heat release pipe are both arranged in the freeze dryer plate layer in a bending mode.
Further, the heat exchange tube is spiral.
Further, an electromagnetic valve and an expansion valve are fixedly arranged in a pipeline connected with the output end of the shell-and-tube condenser, and the output end of the electromagnetic valve is connected with the input end of the expansion valve through a pipeline.
Further, the interior of the heat recovery tank is filled with a heat storage liquid.
Compared with the prior art, the utility model has the beneficial effects that:
after the compressor compresses the refrigerant, the high-temperature high-pressure refrigerant exchanges heat with the heat storage liquid in the heat recovery tank, part of heat is reserved in the heat recovery tank, when defrosting of the freeze dryer plate layer is needed, the pump body can be started, the pump body can send the high-temperature heat storage liquid into the heat release pipe, and the high-temperature heat storage liquid in the heat release pipe can heat the freeze dryer plate layer, so that defrosting speed of the freeze dryer plate layer can be accelerated.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of a cooling tube and a heat-releasing tube according to the present utility model;
fig. 3 is a schematic structural view of a heat exchange tube according to the present utility model.
In the figure: 1. a lyophilizer plate layer; 2. a compressor; 3. a return pipe; 4. a heat recovery tank; 5. a shell-and-tube condenser; 6. an electromagnetic valve; 7. an expansion valve; 8. a pump body; 9. a refrigeration tube; 10. a heat release pipe; 11. a heat exchange tube.
Detailed Description
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;
referring to fig. 1-3, a freeze dryer defrosting device with heat storage energy comprises a freeze dryer plate layer 1, a compressor 2, a heat recovery tank 4, a shell and tube condenser 5 and a pump body 8;
the inside fixed mounting of heat recovery jar 4 has heat exchange tube 11, and the both ends of heat exchange tube 11 do not extend to the both sides of heat recovery jar 4, and heat exchange tube 11 is the heliciform, and the inside of heat recovery jar 4 is filled with the heat-retaining liquid, and the stay time of heliciform heat exchange tube 11 in heat recovery jar 4 inside can increase high temperature refrigerant, improves the heat exchange efficiency of refrigerant and heat-retaining liquid.
The inside of the freeze dryer plate layer 1 is fixedly provided with a refrigerating pipe 9 and a heat release pipe 10, the refrigerating pipe 9 and the heat release pipe 10 are both arranged inside the freeze dryer plate layer 1 in a bending way, one end of the heat release pipe 10 is connected with a return pipe 3, the return pipe 3 is communicated with the inside of the heat recovery tank 4, the other end of the heat release pipe 10 is connected with the output end of the pump body 8 through a pipeline, and the input end of the pump body 8 is connected with the inside of the heat recovery tank 4 through a pipeline;
the heat storage liquid circulates in the heat release pipe 10, and after the pump body 8 is started, the high-temperature heat storage liquid in the heat release pipe 10 heats the freeze dryer plate layer 1, so that the defrosting speed of the freeze dryer plate layer 1 can be increased.
The refrigerant circulates in the refrigerating tube 9, and the low-temperature refrigerant can exchange heat with the freeze dryer plate layer 1 to cool the freeze dryer plate layer 1; one end of the refrigeration pipe 9 is connected with the input end of the compressor 2 through a pipeline, and the other end is connected with the output end of the shell-and-tube condenser 5 through a pipeline; one end of the heat exchange tube 11 is connected with the output end of the compressor 2 through a pipeline, and the other end of the heat exchange tube 11 is connected with the input end of the shell-and-tube condenser 5 through a pipeline; the electromagnetic valve 6 and the expansion valve 7 are fixedly arranged in a pipeline connected with the output end of the shell-and-tube condenser 5 through the refrigerating pipe 9, and the output end of the electromagnetic valve 6 is connected with the input end of the expansion valve 7 through a pipeline;
the refrigeration pipe 9, the compressor 2, the shell-and-tube condenser 5, the electromagnetic valve 6 and the expansion valve 7 form a refrigeration system, so that the refrigeration cycle of compression, condensation, expansion and evaporation of the refrigerant can be realized; after the compressor 2 compresses the refrigerant, the high-temperature and high-pressure refrigerant will exchange heat with the heat storage liquid inside the heat recovery tank 4 first, leaving part of the heat in the heat recovery tank 4.
Claims (5)
1. The freeze dryer defrosting device with the heat storage energy comprises a freeze dryer plate layer (1) and is characterized by further comprising a compressor (2), a heat recovery tank (4), a shell and tube condenser (5) and a pump body (8);
a refrigerating pipe (9) and a heat release pipe (10) are fixedly arranged in the freeze dryer plate layer (1), a heat exchange pipe (11) is fixedly arranged in the heat recovery tank (4), and two ends of the heat exchange pipe (11) extend to two sides of the heat recovery tank (4);
one end of the refrigeration pipe (9) is connected with the input end of the compressor (2) through a pipeline, and the other end of the refrigeration pipe is connected with the output end of the shell-and-tube condenser (5) through a pipeline;
one end of the heat exchange tube (11) is connected with the output end of the compressor (2) through a pipeline, and the other end of the heat exchange tube (11) is connected with the input end of the shell-and-tube condenser (5) through a pipeline;
one end of the heat release pipe (10) is connected with a return pipe (3), the return pipe (3) is communicated with the inside of the heat recovery tank (4), the other end of the heat release pipe (10) is connected with the output end of the pump body (8) through a pipeline, and the input end of the pump body (8) is connected with the inside of the heat recovery tank (4) through a pipeline.
2. The freeze dryer defrosting device with heat storage energy according to claim 1, wherein the refrigerating pipe (9) and the heat release pipe (10) are both arranged inside the freeze dryer plate layer (1) in a bending mode.
3. A freeze dryer defrosting device with heat storage according to claim 1, characterized in that the heat exchange tube (11) is spiral.
4. The freeze dryer defrosting device with heat storage energy according to claim 1, wherein an electromagnetic valve (6) and an expansion valve (7) are fixedly arranged in a pipeline connected with the output end of the shell-and-tube condenser (5) through a refrigerating pipe (9), and the output end of the electromagnetic valve (6) is connected with the input end of the expansion valve (7) through a pipeline.
5. A freeze dryer defrosting device with heat storage according to claim 1, characterized in that the inside of the heat recovery tank (4) is filled with heat storage liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320550197.0U CN219368068U (en) | 2023-03-21 | 2023-03-21 | Freeze dryer defrosting device with heat storage energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320550197.0U CN219368068U (en) | 2023-03-21 | 2023-03-21 | Freeze dryer defrosting device with heat storage energy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219368068U true CN219368068U (en) | 2023-07-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320550197.0U Active CN219368068U (en) | 2023-03-21 | 2023-03-21 | Freeze dryer defrosting device with heat storage energy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219368068U (en) |
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2023
- 2023-03-21 CN CN202320550197.0U patent/CN219368068U/en active Active
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