CN216716780U - Solar heating device of freeze dryer - Google Patents
Solar heating device of freeze dryer Download PDFInfo
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- CN216716780U CN216716780U CN202123275144.2U CN202123275144U CN216716780U CN 216716780 U CN216716780 U CN 216716780U CN 202123275144 U CN202123275144 U CN 202123275144U CN 216716780 U CN216716780 U CN 216716780U
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/44—Heat exchange systems
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Abstract
The utility model discloses a solar heating device of a freeze dryer, which comprises a freeze drying bin, wherein a plurality of heating plates are sequentially arranged in the freeze drying bin from top to bottom, the heating plates are communicated with each other through a heat exchange pipeline, the solar heating device also comprises a solar heater and a heat exchange water storage device, the solar heater is connected with a first circulating pump and a circulating pipeline, circulating liquid is arranged in the circulating pipeline, part of the circulating pipeline is arranged in the heat exchange water storage device and is isolated from the heat exchange liquid in the heat exchange water storage device, the heat exchange water storage device is connected with a water inlet pipeline and a water outlet pipeline, the water outlet pipeline is connected with an inlet of the heat exchange pipeline, the water inlet pipeline is connected with an outlet of the heat exchange pipeline, and a closed pipeline is formed among the water outlet pipeline, the heat exchange pipeline, the water inlet pipeline and the heat exchange water storage device. Through the mode, the solar heating device of the freeze dryer can replace buffered electric energy or steam heating through solar heating, so that energy is saved, and the production cost is reduced.
Description
Technical Field
The utility model relates to the field of freeze dryers, in particular to a solar heating device of a freeze dryer.
Background
The freeze dryer has three major systems: refrigeration systems, vacuum systems and heating systems. The installed power of the heating system accounts for 1/3 of the total power of the system, resistance wires are adopted for direct heat conduction or indirect heat conduction, and water, glycol multi-component liquid or silicone oil belong to heat carriers for indirect heat conduction. In this general heating method, the heat source is electric energy. Therefore, electric energy is consumed in the heating process. In addition, there is a heating method using steam, which consumes steam energy. The production of steam requires natural gas, coal or electricity, and steam heating is only one conversion of energy consumption. By adopting the heating mode, a large amount of energy is consumed.
Disclosure of Invention
The utility model mainly solves the technical problem of providing the solar heating device of the freeze dryer, which can replace buffered electric energy or steam heating through solar heating, save energy and reduce production cost.
In order to solve the technical problems, the utility model adopts a technical scheme that: the solar heating device comprises a freezing drying bin, wherein a plurality of heating plates which are sequentially arranged from top to bottom are arranged in the freezing drying bin, the heating plates are communicated with each other through a heat exchange pipeline, the solar heating device further comprises a solar heater and a heat exchange water receiver, a first circulating pump and a circulating pipeline are connected to the solar heater, circulating liquid is arranged in the circulating pipeline, the circulating pipeline is partially arranged in the heat exchange water receiver and isolated from the heat exchange liquid in the heat exchange water receiver, a water inlet pipeline and a water outlet pipeline are connected to the heat exchange water receiver, the water outlet pipeline is connected with an inlet of the heat exchange pipeline, the water inlet pipeline is connected with an outlet of the heat exchange pipeline, and a closed pipeline is formed among the water outlet pipeline, the heat exchange pipeline, the water inlet pipeline and the heat exchange water receiver.
In a preferred embodiment of the utility model, the circulating liquid in the circulating pipeline enters the solar heater through the first circulating pump, and the circulating liquid in the circulating pipeline heats the heat exchange liquid in the heat exchange water reservoir.
In a preferred embodiment of the present invention, the heat exchange liquid in the heat exchange water reservoir enters the heat exchange pipeline through the water outlet pipeline, and after the heating plate is heated in the heat exchange pipeline, the heat exchange liquid enters the water outlet pipeline from the heat exchange pipeline, and then flows back to the heat exchange water reservoir from the water outlet pipeline.
In a preferred embodiment of the present invention, a second circulation pump is disposed on the water inlet pipeline.
In a preferred embodiment of the utility model, the circulation line is arranged around the heat exchange reservoir and a sealing arrangement is provided between the circulation line and the heat exchange reservoir.
The utility model has the beneficial effects that: the solar heating device of the freeze dryer can replace buffered electric energy or steam heating through solar heating, saves energy and reduces production cost.
The solar heating device of the freeze dryer heats the circulating liquid through solar energy, and heats the heat exchange liquid in the heat exchange water receiver through the flowing of the circulating liquid in the circulating pipeline, so that the solar heating and heat exchange are realized.
According to the solar heating device of the freeze dryer, the heat exchange liquid flows in the heat exchange pipeline of the heating plate through the water inlet pipeline and the water outlet pipeline to heat the heat exchange plate, so that indirect heating of the heat exchange plate by solar heat is realized.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
fig. 1 is a schematic structural view of a preferred embodiment of a solar heating device of a freeze dryer of the present invention;
the parts in the drawings are numbered as follows: 1. freeze drying storehouse, 2, hot plate, 3, heat transfer pipeline, 4, solar heater, 5, heat transfer water receiver, 6, first circulating pump, 7, circulating pipeline, 8, water inlet pipe, 9, water outlet pipe way, 10, second circulating pump.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. The structure, proportion, size and the like shown in the drawings are only used for matching with the content disclosed in the specification, so that the person skilled in the art can understand and read the description, and the description is not used for limiting the limit condition of the implementation of the utility model, so the method has no technical essence, and any structural modification, proportion relation change or size adjustment still falls within the scope of the technical content disclosed by the utility model without affecting the effect and the achievable purpose of the utility model. In addition, the terms "upper", "lower", "left", "right" and "middle" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the relative positions may be changed or adjusted without substantial technical changes.
Please refer to fig. 1, a solar heating device of a freeze dryer, comprising a freeze drying chamber 1, a plurality of heating plates 2 sequentially arranged from top to bottom are arranged in the freeze drying chamber 1, a heat exchange pipeline 3 is connected to the heating plates 2, the solar heating device further comprises a solar heater 4 and a heat exchange water storage device 5, the solar heater 4 is connected with a first circulating pump 6 and a circulating pipeline 7, circulating liquid is arranged in the circulating pipeline 7, part of the circulating pipeline 7 is arranged in the heat exchange water storage device 5 and isolated from the heat exchange liquid in the heat exchange water storage device 5, the heat exchange water storage device 5 is connected with a water inlet pipeline 8 and a water outlet pipeline 9, the water outlet pipeline 9 is connected with an inlet of the heat exchange pipeline 3, the water inlet pipeline 8 is connected with an outlet of the heat exchange pipeline 3, and a closed pipeline is formed between the water outlet pipeline 9, the heat exchange pipeline 3, the water inlet pipeline 8 and the heat exchange water storage device 5. The heat exchange liquid and the circulating liquid are tap water or purified water.
In addition, the circulating liquid in the circulating pipeline 7 enters the solar heater 4 through the first circulating pump 6, and the circulating liquid in the circulating pipeline 7 heats the heat exchange liquid in the heat exchange water storage device 5. The solar heater 4 comprises a monocrystalline silicon or/and polycrystalline silicon solar heating plate, has good stability, and can be used stably for a long time.
In addition, the heat exchange liquid in the heat exchange water storage device 5 enters the heat exchange pipeline 3 through the water outlet pipeline 9, and after the heating plate 2 is heated in the heat exchange pipeline 3, the heat exchange liquid enters the water outlet pipeline 9 from the heat exchange pipeline 3 and then flows back to the heat exchange water storage device 5 from the water outlet pipeline 9. The heat transfer pipeline is along the inside arrangement of hot plate, and hot plate 2 sets gradually from the top down, through heat transfer pipeline 3 intercommunication between the hot plate 2, ensures that heat transfer liquid loops through all hot plates 2, can fully heat hot plate 2.
In addition, the water inlet pipeline 8 is provided with a second circulating pump 10, and the heat exchange liquid after heat exchange through the heat exchange pipeline 3 is sent back to the heat exchange water storage device 5 through the second circulating pump 10 to be heated again, so that the flowing speed of the heat exchange liquid is increased, and the heating effect is improved.
In addition, the circulation line 7 is arranged around the heat exchange water reservoir 5, and a sealing structure is provided between the circulation line 7 and the heat exchange water reservoir 5. The heat exchange coil structure can be selected to the part of circulation pipeline 7 in heat transfer water receiver 5, improves the heat transfer effect of the circulation liquid in the heat exchange pipeline and the heat transfer liquid in the heat transfer water receiver, ensures that the temperature of the heat transfer liquid in the heat transfer water receiver can be stably raised.
The solar heating device of the freeze dryer has the following specific working principle: when the heating plate 2 in the freeze drying bin needs to be heated, the first circulating pump 6 is started, heating water in the circulating pipeline 7 is heated through the solar heater 4, the heating water heats the heat exchange liquid through the circulating pipeline 7, the heat exchange liquid enters the heat exchange pipeline 3 from the water outlet pipeline 8 after being heated, the heat is transferred to the heating plate 2 through the heat exchange pipeline 3, the heat exchange pipeline 3 is arranged along the inner part of the heating plate 2, the heat exchange pipeline 3 heats the heating plate 2 through all the heating plates 2, and the circulating liquid flows back to the heat exchange water storage device 5 from the heat exchange pipeline 3 and the water inlet pipeline 8. The first circulation pump 6 is switched off when no heating is required. A closed heating pipeline is formed by the solar heater 4, the first circulating pump 6 and the circulating pipeline 7, so that the heat exchange water storage device 5 is heated, the loss of circulating liquid is avoided, and energy is saved by solar energy. And a closed pipeline is formed among the water outlet pipeline 9, the heat exchange pipeline 3, the water inlet pipeline 8 and the heat exchange water receiver 5, so that the internal circulation of the heat exchange liquid is realized, and the loss of the heat exchange liquid is avoided.
Different from the prior art, the solar heating device of the freeze dryer can replace buffered electric energy or steam heating through solar heating, save energy and reduce production cost.
The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the utility model, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the utility model.
Claims (5)
1. The utility model provides a solar heating device of freeze dryer, includes the freeze drying storehouse, be equipped with a plurality of hot plates that from the top down set gradually in the freeze drying storehouse, communicate through the heat transfer pipeline between the hot plate, its characterized in that still includes solar heater and heat transfer water receiver, last first circulating pump and the confined circulation pipeline of being connected with of solar heater, circulation liquid has in the circulation pipeline, the circulation pipeline part sets up in the heat transfer water receiver to it is isolated with the heat transfer liquid phase in the heat transfer water receiver, be connected with water intake pipe and outlet conduit on the heat transfer water receiver, outlet conduit and heat transfer pipeline's entry linkage, water intake pipe and heat transfer pipeline's exit linkage, form the closed pipeline between outlet conduit, heat transfer pipeline, water intake pipe and the water receiver.
2. The solar heating device of a freeze dryer as claimed in claim 1, wherein the circulation fluid in the circulation pipeline enters the solar heater through the first circulation pump, and the circulation fluid in the circulation pipeline heats the heat exchange fluid in the heat exchange water storage device.
3. The solar heating apparatus of claim 2, wherein the heat exchange liquid in the heat exchange water reservoir enters the heat exchange pipeline through the water outlet pipeline, and after the heating plate is heated in the heat exchange pipeline, the heat exchange liquid enters the water outlet pipeline from the heat exchange pipeline and then flows back to the heat exchange water reservoir from the water outlet pipeline.
4. The solar heating apparatus of claim 3, wherein the water inlet line is provided with a second circulation pump.
5. The solar heating apparatus of a freeze dryer of claim 1, wherein the circulation line is disposed around the heat exchange reservoir and a sealing structure is disposed between the circulation line and the heat exchange reservoir.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123275144.2U CN216716780U (en) | 2021-12-24 | 2021-12-24 | Solar heating device of freeze dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123275144.2U CN216716780U (en) | 2021-12-24 | 2021-12-24 | Solar heating device of freeze dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216716780U true CN216716780U (en) | 2022-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123275144.2U Active CN216716780U (en) | 2021-12-24 | 2021-12-24 | Solar heating device of freeze dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216716780U (en) |
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2021
- 2021-12-24 CN CN202123275144.2U patent/CN216716780U/en active Active
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