CN217058173U

CN217058173U - Novel weak vacuum drying device

Info

Publication number: CN217058173U
Application number: CN202220434289.8U
Authority: CN
Inventors: 朱玉璠
Original assignee: Qingdao Jianianhao Aquatic Products Co ltd
Current assignee: Qingdao Jianianhao Aquatic Products Co ltd
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-07-26
Anticipated expiration: 2032-03-01

Abstract

The utility model discloses a novel weak vacuum drying device, the utility model discloses a body be equipped with the maintenance door above the body, the below is equipped with the heated board, and the right side is equipped with electric heater, and the right is equipped with two compressors, and the right region is the district of toasting, toasting the district and being equipped with the rotation type baking rack, the right side is equipped with the material door, goes up and is equipped with baking rack control switch, and the higher authority is equipped with the wind direction guide plate, and the higher authority is equipped with weak vacuum air exhauster, and the left side region is the return air district the left side is equipped with inner loop compression device, by cross-way reversing valve, vapour and liquid separator, condenser, reservoir, filter, throttling element constitute, the utility model discloses weak vacuum drying device has the stoving fast, simple structure, low in manufacturing cost advantage.

Description

Novel weak vacuum drying device

Technical Field

The utility model relates to a drying equipment field specifically is a novel weak vacuum drying device.

Background

In the processing industry, the temperature and the relative humidity of air have great influence on the quality, the appearance and the like of products in the storage process, the current commonly used drying technology is hot air drying, and a hot air dryer is drying equipment with very wide application, but the defects of the hot air dryer are more, such as higher energy consumption, insufficient dehydration capacity, low drying speed, uneven heating of the products during drying and incapability of meeting the requirements of manufacturers, so that a weak vacuum drying device is required to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel weak vacuum drying device to solve the problems of large hot air drying power consumption, insufficient dehydration capacity, uneven heating, slow drying speed and the like in the prior art,

in order to achieve the above object, the utility model provides a following technical scheme: a novel weak vacuum drying device comprises a body, a rotary baking frame, a weak vacuum exhaust fan and a wind direction guide plate, wherein an electric heater is arranged in the body, a return air area is arranged on the left side and the upper side of the body, a maintenance door is arranged on the left side of the return air area, a compressor is arranged on the right side of the return air area, a condenser is connected with the output end of the compressor, a throttling element connected with the condenser, a four-way reversing valve connected with the throttling element through a first port is connected with a second port and a third port of the four-way reversing valve, the electric heater is connected with a fourth port of the four-way reversing valve and the input end of the compressor, a baking area is arranged beside the electric heater, the electric heater also comprises a liquid storage device, the liquid storage device is arranged on a connecting pipeline of the condenser and the throttling element, the rotary baking frame is arranged in the baking area, the weak vacuum exhaust fan is arranged in the return air area, the wind direction guide plate is installed on the left side of the weak vacuum exhaust fan, and a layer of heat-insulating and heat-resisting material is further arranged on the inner side of the body.

Preferably, the material of the body is stainless steel.

Preferably, the heat preservation EPS board in the body.

Preferably, the weak vacuum exhaust fan and the air guide plate in the air return area improve air circulation in the baking room and achieve a weak vacuum state in the baking room.

Preferably, the rotary baking rack can enable the materials to be heated more uniformly in the baking process.

Preferably, the electric heater is a ptc electric heater.

Compared with the prior art, the beneficial effects of the utility model are as follows:

through at the inside electric heater that sets up of body, when the air current passes through the electric heater surface, hotter air and colder electric heater heat transfer, moisture in the air can condense into the water droplet, realize the dehumidification, and further weak vacuum air exhauster and air guide plate machine realize the flow of air in the roast room, the realization is to the rapid draing of whole roast room, moreover, the steam generator is simple in structure, the water removal capability is strong, and because electric heater and condenser all set up inside the roast room body, the temperature in the roast room can not change basically, can solve among the prior art hot air drying energy resource consumption great, the water removal capability is not enough, and the higher problem of drying temperature, be furnished with the rotation type baking rack simultaneously, can solve the product and toast the inhomogeneous problem of being heated at the in-process.

Drawings

FIG. 1 is a view of a novel weak vacuum drying device of the present invention;

fig. 2 is a sectional view of a baking rack according to the present invention;

the figures are labeled as follows: 1. a condenser; 2. a filter; 3. a gas-liquid separator; 4. a four-way reversing valve; 5. a return air zone; 6. a weak vacuum blower; 7. a wind direction deflector; 8. a baking rack switch; 9. a material gate; 10. a rotary baking rack; 11. a compressor A; 12. an electric heater; 13. a main body; 14. repairing the door; 15. a compressor B; 16. a reservoir; 17. a throttling element; 18, an insulation board; 19, a material placing area 20, a partition plate 21 and a rotating base.

Detailed Description

In the following, with reference to the drawings in the embodiments of the present invention, a complete description of the technical solution in the embodiment is removed, and it is obvious that the described embodiment is only a part of the embodiments of the present invention, but not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

The embodiment provides a weak vacuum drying device, as shown in fig. 1, comprising a body 13, an internal circulation dryer located in the body 13; the internal circulation drying device comprises a compressor 11, a condenser 1, a liquid storage device 16, a filter 2, a throttling element 17, a four-way reversing valve 4, an electric heater 12 and a gas-liquid separator 3 which are positioned inside a body 13, wherein the output end of the compressor 11 is connected with the inlet end of the condenser 1, the outlet end of the condenser 1 is connected with the liquid storage device 16, the liquid storage device 16 is connected with the filter 2, the filter 2 is connected with the throttling element 17, the throttling element 17 is connected with the first port of the four-way reversing valve 4, the second port and the third port of the four-way reversing valve 4 are connected with the electric heater 12, the fourth port of the four-way reversing valve 4 is connected with the gas-liquid separator 3, and the gas-liquid separator 3 is connected with the input end of the compressor 11, so that the electric heater 12 can dehumidify the air inside the body 13, and the condenser 1 is also arranged inside the body 13, therefore, the temperature inside the body 13 cannot change greatly, and the function exchange of the electric heater 12 and the condenser 1 can be realized through the conversion of the four-way reversing valve 4, so that the dehumidification effect in the body 13 can be further balanced, and the defrosting of the electric heater 12 or the condenser 1 can be facilitated. A layer of heat-insulating and heat-resisting material 18 is further arranged on the inner side of the body, and the body is made of stainless steel.

The heat preservation EPS board of body inboard.

A weak vacuum exhaust fan 6 and an air guide plate 7 are arranged in the air return area 5.

In order that the product is heated more evenly in the baking process, a rotary baking frame 10 made of heat-resistant alloy is arranged in the baking area, and a control switch 8 of the rotary baking frame 10 is arranged on the inner side of the body.

The working principle is as follows: the utility model relates to a weak vacuum drying device, during the use, with this device circular telegram back, through the inner loop drying-machine, preheat electric heater, the staff gives rotatory griddle material loading through the material door after reaching the required temperature of product, then open the control switch of rotatory griddle, the material loading finishes the back and improves stoving speed through the inside weak vacuum air exhauster of body and wind guide plate, reach the product stoving completion after the certain time, get the material and expect with changing by the experimenter after closing rotatory griddle.

Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a novel weak vacuum drying device, includes body (13), rotatory griddle (10), weak vacuum air exhauster (6), wind direction guide plate (7), its characterized in that: establish electric heater (12) in body (13), there is return air district (5) on the left side and the higher authority return air district (5) the left side is equipped with maintenance door (14), return air district right side compressor (15), condenser (1) that the output of compressor (15) is connected, throttling element (17) that condenser (1) is connected, through first port with four-way reversing valve (4) that throttling element (17) are connected, with the second port and the third port of four-way reversing valve (4) are connected electric heater (12), with the fourth port of four-way reversing valve (4) with the input of compressor (15) is connected electric heater (12) next door is the district of baking, electric heater (12) still include reservoir (16), reservoir (16) are installed condenser (1) with the connecting pipeline of throttling element (17), rotatory griddle (10) is installed toast the district, weak vacuum air exhauster (6) are installed return air district (5), wind direction guide plate (7) are installed weak vacuum air exhauster (6) the left side, and the body inboard still is equipped with one deck heat preservation heat-resisting material (18).

2. The novel weak vacuum drying device according to claim 1, characterized in that: the body (13) is made of stainless steel.

3. The novel weak vacuum drying device according to claim 1, characterized in that: a layer of heat-insulating and heat-resisting EPS board is arranged on the inner side of the body (13).

4. The novel weak vacuum drying device of claim 1, characterized in that: the air return area (5) is provided with a weak vacuum exhaust fan (6) and an air guide plate (7).

5. The novel weak vacuum drying device according to claim 1, characterized in that: in order to ensure that the product is heated more uniformly in the baking process, a rotary baking rack (10) made of heat-resistant alloy is arranged in a baking area, and a control switch (8) of the rotary baking rack (10) is arranged on the inner side of the body.