Drying equipment

Abstract

The embodiment of the utility model provides drying equipment, and relates to the technical field of drying. The drying equipment comprises a drying box, a drying frame and a condensation recovery device, the drying box comprises a drying chamber and a condensation recovery chamber, and the drying box and the condensation recovery chamber are communicated through an air inlet and an air outlet; the drying rack is arranged in the drying chamber; the condensation recovery device is positioned in the condensation recovery chamber and is arranged at the air outlet; and the condensation recovery device is used for recovering essential oil of the to-be-dried object in the air. The drying box is arranged to be of a closed structure, so that a condensation recovery device is conveniently arranged to recover traditional Chinese medicine essential oil in drying gas, more beneficial substances are obtained, waste is reduced, and the utilization rate of traditional Chinese medicine is increased.

Description

Technical Field

[0001] The utility model relates to the technical field of drying, in particular to a drying device. Background Art

[0002] As people's recognition of healthy lifestyles and traditional Chinese medicine continues to increase, the traditional medicinal materials market is gradually emerging. And the drying of medicinal materials is an important link to ensure the quality and efficacy of medicinal materials. Therefore, the market prospects of the medicinal materials drying machine industry are broad.

[0003] However, common medicinal material dryers, such as coal-fired hot air drying machines, coal-fired steam drying machines, electric heating drying machines, heat pump dryers, etc., are all focused on drying the medicinal materials themselves, and do not recover the essential oils of the Chinese medicinal materials in the drying gas, which will cause certain waste. Utility Model Content

[0004] The utility model provides a drying device, which can recover the essential oil of Chinese medicinal materials in the gas, obtain more beneficial substances and reduce waste.

[0005] The embodiments of the present invention can be implemented as follows:

[0006] The embodiment of the utility model provides a drying device, which comprises:

[0007] A drying box, the drying box comprising a drying chamber and a condensation recovery chamber, the drying box and the condensation recovery chamber being connected through an air inlet and an air outlet;

[0008] A drying rack, the drying rack being arranged in the drying chamber;

[0009] A condensation recovery device is located in the condensation recovery chamber and is arranged at the air outlet; the condensation recovery device is used to recover the essential oil in the air of the object to be dried.

[0010] In an optional embodiment, the drying rack includes a frame body and a plurality of drying trays, and the plurality of drying trays are all connected to the frame body; the plurality of drying trays are stacked and spaced apart, and divide the frame body into a plurality of storage layers.

[0011] In an optional embodiment, the drying tray is a mesh structure.

[0012] In an optional embodiment, the bottommost storage layer is a recovery layer, and the drying rack further includes a recovery tray, and the recovery tray is placed on the recovery layer.

[0013] In an optional embodiment, the frame of the recovery layer is hollow, and the recovery layer is connected to the air inlet.

[0014] In an optional implementation, the drying tray is made of stainless steel.

[0015] In an optional embodiment, the drying rack is located below the condensation recovery device.

[0016] In an optional embodiment, the frame and the drying box are spaced apart from a side wall of the condensation recovery chamber.

[0017] In an optional embodiment, the drying device further includes a heater, wherein the heater is located in the condensation recovery chamber and the heater is arranged at the air inlet.

[0018] In an optional embodiment, the drying equipment also includes a fan, which is located in the condensation recovery chamber, the inlet of the fan is connected to the outlet of the condensation recovery device, the outlet of the fan is connected to the inlet of the heater, and the outlet of the heater is connected to the air inlet.

[0019] In an optional implementation, the condensation recovery device, the fan and the heater are arranged in sequence from top to bottom.

[0020] In an optional embodiment, the drying box is a heat-insulating box.

[0021] In an optional embodiment, the drying equipment further comprises a control box, the control box is connected to the drying box, and the control box is used to control the automatic operation of the drying box.

[0022] The beneficial effects of the drying equipment of the utility model embodiment include:

[0023] The drying equipment includes a drying box, a drying rack and a condensation recovery device. The drying box includes a drying chamber and a condensation recovery chamber, and the drying box and the condensation recovery chamber are connected through an air inlet and an air outlet. The drying rack is arranged in the drying chamber. The condensation recovery device is located in the condensation recovery chamber and is arranged at the air outlet. The condensation recovery device is used to recover the essential oil of the object to be dried in the air. By setting the drying box as a closed structure, it is convenient to set the condensation recovery device to recover the essential oil of Chinese medicinal materials in the drying gas, obtain more beneficial substances, reduce waste, and improve the utilization rate of Chinese medicinal materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0025] Figure 1 A schematic diagram of a drying device provided in an embodiment of the present utility model from a first viewing angle;

[0026] Figure 2 A schematic diagram of a drying device provided in an embodiment of the present utility model from a second viewing angle;

[0027] Figure 3 It is a schematic diagram of the internal gas circulation of the drying equipment provided in the embodiment of the present utility model.

[0028] Icons: 1000-drying equipment; 100-drying box; 110-drying room; 111-loading door; 120-condensation recovery room; 130-air inlet; 140-air outlet; 200-drying rack; 210-rack; 220-drying tray; 230-storage layer; 240-recovery layer; 250-recovery tray; 300-heater; 400-fan; 500-control box; 600-condensation recovery device. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0030] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0032] In the description of the present utility model, it should be noted that if the terms "upper", "lower", "inside", "outside", etc. appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the accompanying drawings, or is the orientation or position relationship in which the utility model product is usually placed when used. It is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation on the present utility model.

[0033] In addition, the terms “first”, “second”, etc., if used, are merely used to distinguish between the descriptions and should not be understood as indicating or implying relative importance.

[0034] It should be noted that, in the absence of conflict, the features in the embodiments of the present invention may be combined with each other.

[0035] As people's recognition of healthy lifestyles and traditional Chinese medicine continues to increase, the traditional medicinal materials market is gradually rising. The drying of medicinal materials is an important part of ensuring the quality and efficacy of medicinal materials. Therefore, the medicinal materials drying industry has broad market prospects. However, common medicinal materials drying machines, such as coal-fired hot air drying machines, coal-fired steam drying machines, electric heating drying machines, heat pump drying machines, etc., are all focused on drying the medicinal materials themselves, and the essential oils of Chinese medicinal materials in the drying gas are not recovered, which will cause certain waste.

[0036] Based on this, see Figure 1 , Figure 2 and Figure 3 The drying device 1000 provided in the embodiment of the utility model can effectively improve the above-mentioned technical problems. The drying device 1000 can recover the essential oil of Chinese medicinal materials in the gas, obtain more beneficial substances, and reduce waste.

[0037] Figure 1 It is a schematic diagram of a drying device 1000 provided in an embodiment of the utility model from a first viewing angle; Figure 2 A schematic diagram of a drying device 1000 provided in an embodiment of the present utility model from a second viewing angle;

[0038] Figure 3 Schematic diagram of the internal gas circulation of the drying device 1000 provided in the embodiment of the utility model, as shown in FIG. Figure 1 , Figure 2 and Figure 3 As shown, in order to reduce the waste of the dried objects, the drying equipment 1000 in this embodiment includes a drying box 100, a drying rack 200 and a condensation recovery device 600, the drying box 100 includes a drying chamber 110 and a condensation recovery chamber 120, and the drying box 100 and the condensation recovery chamber 120 are connected through an air inlet 130 and an air outlet 140. The drying rack 200 is arranged in the drying chamber 110; the condensation recovery device 600 is located in the condensation recovery chamber 120 and is arranged at the air outlet 140; the condensation recovery device 600 is used to recover the essential oil of the dried object in the air. By setting the drying box 100 as a closed structure, it is convenient to set the condensation recovery device 600 to recover the essential oil of Chinese medicinal materials in the drying gas, obtain more beneficial substances, reduce waste, and improve the utilization rate of Chinese medicinal materials.

[0039] Specifically, the condensation recovery device 600 in this embodiment includes a compressor, a condenser, a condensation fan, an evaporator and a recovery device connected in sequence. The condensation recovery device 600 exchanges the high-temperature drying gas with the cold in the condenser and the condensation fan to produce condensation, recovers the essential oil of Chinese medicinal materials, and then converts the remaining components back into gas through the evaporator to achieve gas recycling. Of course, the condensation recovery device 600 may also include other structures, which can be determined according to actual needs and are not limited here.

[0040] In addition, to facilitate the loading and unloading of the items to be dried, please refer to Figure 3 , and combined with Figure 2 In this embodiment, a loading door 111 is provided on one side of the drying chamber 110 away from the condensation recovery chamber 120. The loading door 111 is hinged to the drying chamber 110.

[0041] See also Figure 3 The drying rack 200 in this embodiment includes a frame 210 and a plurality of drying trays 220, and the plurality of drying trays 220 are connected to the frame 210; the plurality of drying trays 220 are stacked and arranged at intervals, and the frame 210 is divided into a plurality of storage layers 230. Of course, the drying rack 200 can also be designed in other structural forms, such as a drawer-type structure, as long as it can place the objects to be dried, and the specific structural form is not limited here.

[0042] In order to facilitate ventilation and make the airflow distribution more uniform and improve the drying efficiency, the drying tray 220 in this embodiment is a mesh structure. Of course, the drying tray 220 can also achieve the above functions through structural forms such as spaced holes, which are not limited here. In addition, the drying tray 220 can also be designed as a plate structure.

[0043] In order to recycle as many Chinese medicinal materials as possible and avoid waste, please refer to Figure 3 In this embodiment, the bottom storage layer 230 is a recycling layer 240, and the drying rack 200 further includes a recycling tray 250, which is placed on the recycling layer 240. Since the drying tray 220 is a mesh structure, the Chinese medicinal materials may shrink in size after drying and fall from the gaps to the lower layer. The recycling tray 250 is arranged at the bottom layer to recycle the dried materials falling from the storage layer 230 to avoid waste.

[0044] The drying box 100 in this embodiment further includes a partition, which is arranged perpendicular to the drying plate 220, and the partition divides the frame 210 into two or more first gas channels. The frame 210 of the bottom recovery layer 240 is hollow, and the entire recovery layer 240 is connected. The recovery layer 240 is connected to the air inlet 130, and the heater 300 and the gas channel are connected. The gas flows evenly through the entire drying rack 200 from the multiple first gas channels, thereby improving the drying efficiency.

[0045] The frame 210 and the drying box 100 are spaced apart from the side wall of the condensation recovery chamber 120, and the frame 210 and the side wall form a second gas channel, and the gas flows from the bottom recovery layer 240 through multiple first gas channels, and also flows to the second gas channel, and then flows upward to the air outlet 140 and flows into the condensation recovery device 600. Through the above design, the drying gas in the drying chamber 110 can flow evenly and quickly fill the entire drying chamber 110 to improve the drying effect.

[0046] Using the principle of heat rising, please continue to read Figure 3 , the condensation recovery device 600, the fan 400 and the heater 300 in this embodiment are arranged in sequence from top to bottom. That is, the air inlet 130 is arranged at the bottom, and the air outlet 140 is arranged at the top, so that the gas can slowly float upward after entering the drying chamber 110, fully pass through the objects to be dried, and can make the temperature of the entire drying chamber 110 rise evenly, and can fill the entire drying chamber 110, thereby improving the drying effect. In order to further improve the drying effect, the drying rack 200 in this embodiment is located below the condensation recovery device 600. The drying rack 200 is arranged below the condensation recovery device 600, so that the hot air can fully pass through the drying rack 200, flow through all the drying racks 200, and then flow to the condensation recovery device 600 through the air outlet 140, so as to dry the objects to be dried.

[0047] Since the drying device 1000 in this embodiment is mainly used for drying Chinese medicinal materials, the drying plate 220 in this embodiment is made of stainless steel. The use of stainless steel can prevent it from chemically reacting with certain components of Chinese medicinal materials while ensuring corrosion resistance, thereby affecting the quality of the finished Chinese medicinal materials after drying. In order to make the drying device 1000 have good heat preservation performance, the drying box 100 in this embodiment is a heat preservation box, the loading door 111 is also made of heat preservation material, and the connection between the loading door 111 and the drying chamber 110 is filled with sealing strips. Since the drying device 1000 in this embodiment is mainly used for drying Chinese medicinal materials, the inner wall of the box in this embodiment is made of food grade stainless steel, and the sealing strips and caulking glue are also dedicated to the food industry to ensure that the quality of the finished Chinese medicinal materials is not affected after drying. Of course, the drying device 1000 can also be used for drying in other fields, such as food, chemistry, electronics and other fields. The drying device 1000 can select different heat preservation materials to make the box according to actual use requirements, which is not limited here. For example, it can be made of polyurethane thermal insulation material, which can ensure good thermal insulation performance while being waterproof.

[0048] Please continue reading Figure 3The drying device 1000 in this embodiment also includes a heater 300, which is located in the condensation recovery chamber 120, and the heater 300 is arranged at the air inlet 130. The heater 300 is used to heat the air entering the drying chamber 110. The heater 300 can be a heating structure such as a heating wire. The heater 300 can also be connected to the condensation recovery device 600 through a refrigerant, similar to the heating and cooling principle of an air conditioner. Of course, the heater 300 can also be other structures, which are not limited here.

[0049] In order to recycle the gas, the drying device 1000 in this embodiment further includes a fan 400, which is located in the condensation recovery chamber 120, the inlet of the fan 400 is connected to the outlet of the condensation recovery device 600, the outlet of the fan 400 is connected to the inlet of the heater 300, and the outlet of the heater 300 is connected to the air inlet 130. The fan 400 can make the air flow in a certain direction. The fan 400 in this embodiment can cool the hot air in the drying chamber 110 through the condensation recovery device 600, and then recycle and send it to the heater 300 at the air inlet 130, so as to realize the recycling of the gas.

[0050] To automate the operation of the drying equipment 1000, please refer to Figure 3 , the drying equipment 1000 in this embodiment also includes a control box 500, which is connected to the drying box 100, and the control box 500 is used to control the automatic operation of the drying box 100. For example, a temperature sensor may be installed in the drying chamber 110, and the control output end in the control box 500 is electrically connected to the temperature sensor and the fan 400. The control block may be provided with an operation panel, and the operator may adjust the fan 400 according to the temperature in the drying chamber 110. Of course, a temperature sensor may also be provided in the condensation recovery device 600, and the control end of the control box 500 is electrically connected to the condensation recovery device 600, and the condensation temperature may also be adjusted. In addition, the control box 500 may also adopt other control and monitoring methods, which are determined according to actual needs and are not limited here.

[0051] According to a drying device 1000 provided in this embodiment, its working principle is as follows:

[0052] The object to be dried is placed on the storage layer 230 of the drying rack 200, and the drying device 1000 is started. The combined heat and power generation machine generates electricity through temperature difference while providing heat energy to the heater 300, and supplies power to the drying device 1000 or other external devices. The excess electric energy can also be stored for later use. After the heater 300 exchanges heat with the air, the heated air is passed into the drying chamber 110 to dry the object to be dried. The drying gas is discharged through the air outlet 140 and enters the condensation recovery device 600. The condensation recovery device 600 recovers the essential oil of Chinese medicinal materials in the drying gas, and cools the hot air, and sends it to the heater 300 through the fan 400 for heat exchange to realize gas circulation. While saving energy and protecting the environment, more beneficial substances are also obtained, which improves the utilization rate of Chinese medicinal materials.

[0053] In summary, the drying equipment 1000 includes a drying box 100, a drying rack 200 and a condensation recovery device 600. The drying box 100 includes a drying chamber 110 and a condensation recovery chamber 120. The drying box 100 and the condensation recovery chamber 120 are connected through an air inlet 130 and an air outlet 140. The drying rack 200 is arranged in the drying chamber 110. The condensation recovery device 600 is located in the condensation recovery chamber 120 and is arranged at the air outlet 140. The condensation recovery device 600 is used to recover the essential oil of the object to be dried in the air. By setting the drying box 100 as a closed structure, it is convenient to set the condensation recovery device 600 to recover the essential oil of Chinese medicinal materials in the drying gas, obtain more beneficial substances, reduce waste, and improve the utilization rate of Chinese medicinal materials.

[0054] The above is only a specific implementation of the present invention, but the protection scope of the present invention is not limited thereto. Any changes or substitutions that can be easily thought of by any technician familiar with the technical field within the technical scope disclosed in the present invention should be included in the protection scope of the present invention.

Claims

1. A drying device, characterized in that: include: A drying box (100), the drying box (100) comprising a drying chamber (110) and a condensation recovery chamber (120), the drying box (100) and the condensation recovery chamber (120) being connected via an air inlet (130) and an air outlet (140); A drying rack (200), the drying rack (200) being arranged in the drying chamber (110); A condensation recovery device (600), the condensation recovery device (600) is located in the condensation recovery chamber (120) and is arranged at the air outlet (140); the condensation recovery device (600) is used to recover essential oils in the air from the object to be dried.

2. The drying device according to claim 1, characterized in that: The drying rack (200) comprises a frame body (210) and a plurality of drying trays (220), wherein the plurality of drying trays (220) are all connected to the frame body (210); the plurality of drying trays (220) are stacked and arranged at intervals, and divide the frame body (210) into a plurality of storage layers (230).

3. The drying device according to claim 2, characterized in that: The bottommost storage layer (230) is a recovery layer (240), and the drying rack (200) further comprises a recovery tray (250), and the recovery tray (250) is placed on the recovery layer (240).

4. The drying device according to claim 3, characterized in that: The frame (210) of the recovery layer (240) is hollow, and the recovery layer (240) is connected to the air inlet (130).

5. The drying device according to claim 2, characterized in that: The frame (210) is spaced apart from a side wall of the drying box (100) away from the condensation recovery chamber (120).

6. The drying device according to claim 1, characterized in that: The drying rack (200) is located below the condensation recovery device (600).

7. The drying device according to claim 1, characterized in that: The drying device (1000) further comprises a heater (300), wherein the heater (300) is located in the condensation recovery chamber (120), and the heater (300) is arranged at the air inlet (130).

8. The drying device according to claim 7, characterized in that: The drying equipment (1000) also includes a fan (400), which is located in the condensation recovery chamber (120), the inlet of the fan (400) is connected to the outlet of the condensation recovery device (600), the outlet of the fan (400) is connected to the inlet of the heater (300), and the outlet of the heater (300) is connected to the air inlet (130).

9. The drying device according to claim 8, characterized in that: The condensation recovery device (600), the fan (400) and the heater (300) are arranged in sequence from top to bottom.

10. The drying device according to claim 1, characterized in that: The drying device (1000) further comprises a control box (500), wherein the control box (500) is connected to the drying box (100), and the control box (500) is used to control the automatic operation of the drying box (100).

Images