CN110547354A - Melon and fruit drying equipment - Google Patents

Abstract

The invention belongs to the technical field of melon and fruit processing equipment, and provides melon and fruit drying equipment. The melon and fruit drying equipment comprises a solar panel, a vacuum pump, a storage battery and a drying device, wherein the drying device comprises a closed box body, a drying rack and a plurality of heating films; the frame of drying is installed in the airtight box, and the heating film is laid on the frame of drying, and solar panel penetrates in the airtight box through the electric wire with heating film electric connection, storage battery and electric wire electric connection, vacuum pump and solar panel electric connection, the vacuum pump passes through the pipeline and is connected with the airtight box. On one hand, the invention can transmit the heat energy generated by the heating film to the melons and fruits in a radiation mode to dry the melons and fruits; on the other hand, the vacuum pump is used for vacuumizing, and gas and water in the closed box body are discharged, so that the effects of high resource utilization rate and high drying efficiency are achieved.

Description

Melon and fruit drying equipment

Technical Field

The invention belongs to the technical field of melon and fruit processing equipment, and particularly relates to melon and fruit drying equipment.

Background

At present, dryers used in automatic preserved fruit production lines can be roughly classified into three types: one type is a traditional process drying chamber type, a flame path is arranged in the ground or a wall, and the preserved fruits to be dried are placed on an indoor shelf for drying, so that the drying chamber has the advantages of high labor intensity of workers, poor labor condition, easy pollution of products, high coal consumption, resource waste and low drying efficiency; the second type is a steam dryer which is intermittently charged with hot air and releases moisture, and the dryer has low drying efficiency and large energy waste; the third type is an electric heating dryer, which is used for directionally heating and directly baking preserved fruits in the form of infrared electromagnetic wave radiation, and because the preserved fruits have high water content, the drying efficiency is low, and the power consumption is high. The three types of drying processes all have the problems of resource waste and low drying efficiency.

Disclosure of Invention

The technical problem to be solved by the embodiment of the invention is to provide melon and fruit drying equipment, and the melon and fruit drying equipment is used for solving the problems of resource waste and low drying efficiency of a preserved fruit dryer in the prior art.

the embodiment of the invention is realized in such a way, and provides melon and fruit drying equipment which comprises a solar panel, a vacuum pump, a storage battery pack and a drying device, wherein the drying device comprises a closed box body, a drying rack and a plurality of heating films; the drying rack is installed in the closed box body, the heating film is laid on the drying rack, the solar panel penetrates through an electric wire into the closed box body and is electrically connected with the heating film, the storage battery group is electrically connected with the electric wire, the vacuum pump is electrically connected with the solar panel, and the vacuum pump is connected with the closed box body through a pipeline.

Further, the drying rack comprises a rack body and a plurality of supporting nets, the rack body is detachably installed in the closed box body, the supporting nets are arranged at intervals, the supporting nets are detachably placed in the rack body, and the heating film is laid on the supporting nets.

Furthermore, the plurality of supporting nets are sequentially distributed along the height direction of the frame body.

It is further right, the both ends inboard of support body is provided with L type spare, hold in the palm the both ends of net and place in on the L type spare.

Furthermore, the heating film is electrically connected with a first plug connector, one end of the electric wire arranged in the closed box body is electrically connected with a second plug connector, and the first plug connector and the second plug connector are mutually plugged to form electrical conduction.

Furthermore, a plurality of the heating films are connected to the electric wire in parallel through a lead.

Further, melon and fruit drying equipment still includes the heat conduction tray, the heat conduction tray place in on the heating film.

Further, melon and fruit drying equipment still includes the silica gel pad, the silica gel pad is laid in the heat conduction tray.

Further, a current regulator for regulating the heat generation amount of the heating film is mounted on the electric wire arranged outside the closed box body, and a thermometer for measuring the temperature in the closed box body is mounted on the closed box body.

Furthermore, a pressure gauge for measuring the fluid pressure in the closed box body is installed at one end of the closed box body connected with the pipeline.

Compared with the prior art, the embodiment of the invention has the advantages that: the solar panel is used for converting solar radiation energy into electric energy to supply power to the vacuum pump, the heating film and the storage battery pack, and the storage battery pack after charging can also supply power to the heating film; the melon and fruit are placed on the heating film in the closed box body, so that on one hand, heat energy generated by the heating film can be transmitted to the melon and fruit in a radiation mode, and the melon and fruit are dried; on the other hand, the vacuum pump is used for vacuumizing, and gas and water in the closed box body are discharged, so that the effects of high resource utilization rate and high drying efficiency are achieved.

Drawings

Fig. 1 is a schematic connection diagram of a principle of a melon and fruit drying device provided by an embodiment of the invention;

fig. 2 is a schematic view of an internal structure of a drying device in the melon and fruit drying apparatus provided by the embodiment of the present invention;

Fig. 3 is an exploded view of a drying device in the melon and fruit drying apparatus according to the embodiment of the present invention;

FIG. 4 is a schematic view of a connection structure of a heating film and an electric wire according to an embodiment of the present invention;

FIG. 5 is a schematic view of the frame structure of FIG. 2;

fig. 6 is a schematic view of the structure of the supporting net in fig. 2.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1 and fig. 2, the melon and fruit drying apparatus provided by the embodiment of the present invention is provided. The melon and fruit drying equipment comprises a solar panel 1, a vacuum pump 2, a storage battery 3 and a drying device 4, wherein the drying device 4 comprises a closed box body 41, a drying rack 42 and a plurality of heating films 43; the drying rack 42 is mounted in the enclosure case 41 by screws, and the enclosure case 41 is provided with a cover plate 410 capable of opening the opening of the enclosure case 41. The heating film 43 is laid on the drying rack 42 in a bonding mode, the solar panel 1 penetrates into the closed box body 41 through the electric wire 5 and is electrically connected with the heating film 43, so that the solar panel 1 receives solar radiation and converts the solar radiation into electric energy to supply to the heating film 43, and the heating film 43 generates heat to generate heat energy. The storage battery 3 is electrically connected with the electric wire 5, the solar panel 1 can convert the received solar radiation energy into electric energy and store the electric energy in the storage battery 3, and when the solar radiation energy does not exist or is needed, the storage battery 3 can be used for supplying power to the heating film 43 through the electric wire 5. Vacuum pump 2 and solar panel 1 electric connection to receive solar radiation energy through solar panel 1 and convert the electric energy into and supply vacuum pump 2, vacuum pump 2 passes through pipeline 6 and is connected with airtight box 41, in order to utilize vacuum pump 2 to extract gas and moisture in airtight box 41 through pipeline 6, with the gas and the moisture discharge in the airtight box 41.

referring to fig. 3 to 6, the drying rack 42 includes a rack body 421 and a plurality of supporting nets 422, the rack body 421 is detachably installed in the closed box 41 by screws, the supporting nets 422 are disposed at intervals and detachably disposed in the rack body 421, and the supporting nets 422 have hollow structures 4221 for heat energy to pass through and conduct. The heating film 43 is laid on the supporting net 422. Specifically, a plurality of supporting nets 422 are sequentially arranged along the height direction of the frame body 421, and the distance between two adjacent supporting nets 422 is designed according to the requirement. The inner sides of the two ends of the frame 421 are provided with L-shaped members 423, the two ends of the supporting net 422 are placed on the L-shaped members 423, specifically, the two ends of the supporting net 422 are arc-shaped or the two ends of the supporting net 422 are provided with pulleys (not shown in the figure), so that the supporting net 422 is conveniently inserted into the closed box 41 along the length direction of the L-shaped members 423 and supported on the L-shaped members 423 of the frame 421.

In the above embodiment, the heating film 43 is electrically connected to the first plug 7, one end of the wire 5 disposed in the sealed box 41 is electrically connected to the second plug 8, and the first plug 7 and the second plug 8 are mutually plugged to form electrical conduction, so that the heating film 43 and the wire 5 are conveniently connected and disconnected, and the support net 422 and the heating film 43 adhered to the support net 422 can be conveniently disposed in the sealed box 41 or taken out of the sealed box 41. One end of the electric wire 5 arranged in the closed box body 41 is respectively connected with a plurality of second plug-in connectors 8, after a plurality of heating films 43 placed in the closed box body 41 are respectively connected with the first plug-in connectors 7 through wires 9, the first plug-in connectors 7 are respectively plugged with the second plug-in connectors 8 in a one-to-one correspondence mode, and the plurality of heating films 43 can be connected in parallel.

Melon and fruit drying equipment still includes heat conduction tray 10 and silica gel pad 11, and heat conduction tray 10 is placed on heating film 43, and silica gel pad 11 is laid in heat conduction tray 10, places the melon and fruit on the silica gel pad 11 in heat conduction tray 10, can transmit the heat that heating film 43 radiated for melon and fruit through heat conduction tray 10 on the one hand, and on the other hand silica gel pad 11 can prevent that the melon and fruit from being polluted.

Further, a pressure gauge 12 for measuring the pressure of the fluid in the sealed casing 41 is attached to one end of the sealed casing 41 connected to the pipe 6, and the pressure of the gas in the sealed casing 41 is monitored in real time. The electric wire 5 arranged outside the closed box body 41 is provided with a current regulator 13 for regulating the heating quantity of the heating film 43, the closed box body 41 is provided with a thermometer 14 for measuring the temperature in the closed box body 41, so that the power supply power of the heating film 43 can be regulated according to the drying temperature requirements of various melons and fruits, and the temperature in the closed box body 41 can be monitored in real time.

In summary, the solar panel 1 is utilized to convert solar radiation energy into electric energy to supply power to the vacuum pump 2 and the heating film 43 and charge the storage battery 3, and the charged storage battery 3 can also supply power to the heating film, so that solar energy resources are fully utilized to bake the fruits, and the air in the closed box body 41 and moisture evaporated from the fruits can be exhausted by vacuumizing the vacuum pump 2, so that the fruits can be quickly dried.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The melon and fruit drying equipment is characterized by comprising a solar panel, a vacuum pump, a storage battery and a drying device, wherein the drying device comprises a closed box body, a drying rack and a plurality of heating films; the drying rack is installed in the closed box body, the heating film is laid on the drying rack, the solar panel penetrates through an electric wire into the closed box body and is electrically connected with the heating film, the storage battery group is electrically connected with the electric wire, the vacuum pump is electrically connected with the solar panel, and the vacuum pump is connected with the closed box body through a pipeline.

2. The melon and fruit drying equipment of claim 1, wherein the drying rack comprises a rack body and a plurality of supporting nets, the rack body is detachably mounted in the closed box body, the supporting nets are arranged at intervals and detachably placed in the rack body, and the heating film is laid on the supporting nets.

3. The melon and fruit drying device of claim 2, wherein the plurality of supporting nets are sequentially arranged along the height direction of the rack body.

4. The melon and fruit drying device of claim 2, wherein the inner sides of the two ends of the frame body are provided with L-shaped pieces, and the two ends of the supporting net are arranged on the L-shaped pieces in a lapping manner.

5. The melon and fruit drying apparatus of claim 1, wherein the heating film is electrically connected with a first plug, one end of the electric wire disposed in the sealed box is electrically connected with a second plug, and the first plug and the second plug are mutually plugged to form an electrical conduction.

6. The melon and fruit drying apparatus of claim 1, wherein the plurality of heating films are connected in parallel to the electric wire through a wire.

7. The melon and fruit drying apparatus of claim 1, further comprising a heat conducting tray disposed on the heating film.

8. The melon and fruit drying equipment of claim 7, further comprising a silica gel pad, wherein the silica gel pad is laid in the heat conducting tray.

9. The melon and fruit drying apparatus of claim 1, wherein the electric wire arranged outside the closed box body is provided with a current regulator for regulating the heat productivity of the heating film, and the closed box body is provided with a thermometer for measuring the temperature in the closed box body.

10. The melon and fruit drying apparatus of claim 1, wherein a pressure gauge for measuring the fluid pressure in the airtight box is installed at one end of the airtight box connected to the pipeline.