CN218722992U

CN218722992U - Drying device

Info

Publication number: CN218722992U
Application number: CN202223024492.7U
Authority: CN
Inventors: 苏清; 廖威博; 廖丽萍
Original assignee: Zhanweihao Equipment Foshan Co ltd
Current assignee: Zhanweihao Equipment Foshan Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-03-24
Anticipated expiration: 2032-11-14

Abstract

The utility model relates to a drying equipment's technical field specifically discloses a drying device, and it has the box, and this drying device includes: the material cavity is positioned in the box body and used for placing materials; the air return cavity is positioned above the material cavity and communicated with the material cavity; the dehumidification air mixing cavity is positioned on one side of the air return cavity, a fresh air port is arranged at the upper end of the dehumidification air mixing cavity, an air outlet is formed in the side surface of the dehumidification air mixing cavity, an air valve is mounted on the fresh air port, a plate type heat exchanger is arranged in the dehumidification air mixing cavity, the plate type heat exchanger is communicated with the air return cavity, and the air return cavity is communicated with the air outlet through the plate type heat exchanger; the heating cavity is communicated with the second air inlet and the air return cavity respectively; the static pressure cavity is respectively communicated with the material cavity and the heating cavity; this drying device discharges after carrying out the heat transfer to the partly hot-blast heat transfer in return air chamber, reduces the gathering of moisture, and another part is hot-blast heats again with the new trend mixture in the heating intracavity simultaneously, improves hot-blast heating efficiency.

Description

Drying device

Technical Field

The utility model belongs to the technical field of the drying equipment technique and specifically relates to a drying device.

Background

At present, an air source heat pump dryer is an outdoor unit, namely an evaporator, which absorbs heat energy of outside air and transfers the heat energy to an indoor unit, namely a condenser, wherein the heat energy emitted by the indoor unit raises the temperature of dried articles in a drying room, so that moisture in the dried articles is evaporated, and high-temperature and high-humidity air is formed in the drying room. A certain amount of high-temperature and high-humidity air in the drying room is discharged, and simultaneously, the same amount of low-temperature and low-humidity air outside the drying room is supplemented, so that the moisture of the dried objects is reduced, and the drying purpose is achieved.

For example, chinese patent document CN113720113A discloses an air source heat pump dryer with heat recovery. The air source heat pump system comprises an air source heat pump system, wherein a vertical air channel is arranged between the air source heat pump system and a drying chamber, the air channel is respectively connected with an evaporator and a condenser in the air source heat pump system, hot return air in the drying chamber is transmitted to the evaporator for utilization through a heat recovery assembly in the air channel, and meanwhile, the hot return air is transmitted to the condenser for utilization after heat exchange with fresh air.

Above-mentioned drying-machine among the prior art, although realize hot-blast recycle, nevertheless because its evaporimeter and axial fan all set up in the organism, and the evaporimeter temperature is lower, and axial fan blows out the cold wind and reduces the temperature in the organism easily, and the cold wind that blows out does not discharge structure, leads to the inside hot and cold wind contact of organism to produce the drop of water.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defect that prior art exists, the utility model provides a drying device aims at solving among the above-mentioned prior art hot-blast return air process and does not have exhaust structure to lead to the internal moisture of organism heavy, gathers into the problem of drop of water.

The utility model provides a technical scheme that its technical problem adopted is: a drying device having a cabinet, the drying device comprising:

the material cavity is positioned in the box body and used for placing materials;

the air return cavity is positioned above the material cavity and communicated with the material cavity;

the dehumidification air mixing cavity is positioned on one side of the air return cavity, a fresh air port is arranged at the upper end of the dehumidification air mixing cavity, an air outlet is formed in the side surface of the dehumidification air mixing cavity, an air valve is mounted on the fresh air port, a plate type heat exchanger is arranged in the dehumidification air mixing cavity, the plate type heat exchanger is communicated with the air return cavity, and the air return cavity is communicated with the air outlet through the plate type heat exchanger;

the heating cavity is respectively communicated with the second air inlet and the return air cavity;

and the static pressure cavity is respectively communicated with the material cavity and the heating cavity.

In the drying device, the plate heat exchanger is provided with a first air inlet, a second air inlet, a first air outlet and a second air outlet, the first air inlet is communicated with the fresh air inlet, the second air inlet is communicated with the return air cavity, the first air outlet is communicated with the first air inlet, the second air outlet is communicated with the second air inlet, an evaporation dehumidifier is arranged on the outer side of the second air outlet, and an air outlet installed on the box body is formed in one side, away from the second air outlet, of the evaporation dehumidifier.

In the drying device, the heating cavity is internally provided with the condensation heater which is obliquely arranged in the heating cavity and divides the heating cavity into a first cavity and a second cavity, the first cavity is communicated with the second air inlet and the return air cavity, and the second cavity is communicated with the static pressure cavity.

In the drying device, the static pressure cavity is internally provided with a fan cavity and a hot air cavity communicated with the fan cavity, the fan cavity is communicated with the second cavity, and the upper end of the hot air cavity is communicated with the material cavity.

In the drying device, the material cavity is internally provided with a plurality of material grids which are uniformly distributed up and down, and the material grids are provided with a plurality of air holes so that each material grid is communicated.

In the drying device, a plurality of drying nets which are distributed up and down are arranged in the material cavity and used for supporting materials.

The beneficial effects of the utility model reside in that: the plate heat exchanger through in the mixed wind intracavity of dehumidification carries out the heat transfer back to the partly hot-blast back of return air chamber and discharges, reduces the gathering of moisture, and another part is hot-blast to mix the reheating with the new trend in the heating intracavity simultaneously, improves hot-blast heating efficiency, and the installation blast gate in new trend mouth department moreover, the flow of adjustable fresh air of advancing to temperature and humidity control in the adaptation box.

Drawings

Fig. 1 is a schematic structural view of the drying device of the present invention.

Fig. 2 is a schematic view of the wind direction flowing of the drying device of the present invention.

In the figure: the device comprises a material cavity 1, an air return cavity 2, a hot air cavity 3, a dehumidification air mixing cavity 4, an air valve 5, a plate heat exchanger 6, a first air inlet 60, a second air inlet 61, a first air outlet 62, a second air outlet 63, an evaporation dehumidifier 7, an air outlet 8, a heating cavity 9, a condensation heater 10, a fan cavity 11, a fan 12 and a material grid 13.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

A drying apparatus shown in fig. 1 and 2, which has a cabinet, includes: the device comprises a material cavity 1, an air return cavity 2, a dehumidification air mixing cavity 4, a heating cavity 9 and a static pressure cavity, wherein the material cavity 1 is positioned in a box body and used for placing materials; the air return cavity 2 is positioned above the material cavity 1, and the air return cavity 2 is communicated with the material cavity 1; the dehumidification air mixing cavity 4 is positioned on one side of the air return cavity 2, a fresh air port is arranged at the upper end of the dehumidification air mixing cavity 4, an air outlet 8 is formed in the side face of the dehumidification air mixing cavity 4, an air valve 5 is installed on the fresh air port, a plate type heat exchanger 6 is arranged in the dehumidification air mixing cavity 4, the plate type heat exchanger 6 is communicated with the air return cavity 2, and the air return cavity 2 is communicated with the air outlet 8 through the plate type heat exchanger 6; the heating cavity 9 is respectively communicated with the second air inlet 61 and the return air cavity 2; the static pressure cavity is respectively communicated with the material cavity 1 and the heating cavity 9.

This embodiment is discharged after the partly hot-blast heat transfer that carries on of return air chamber 2 through plate heat exchanger 6 in the mixed wind chamber of dehumidification 4, reduces the gathering of moisture, and another part is hot-blast heats the reheating with the new trend mixture in heating chamber 9 simultaneously, improves hot-blast heating efficiency, and in new trend mouthful department installation blast gate 5, the flow of adjustable fresh air that advances in addition to temperature and humidity control in the adaptation box 1.

As shown in fig. 1, the plate heat exchanger 6 of this embodiment has a first air inlet 60, a second air inlet 61, a first air outlet 62, and a second air outlet 63, and the plate heat exchanger 6 is the prior art, and the detailed structure is not described again; the first air inlet 60 is communicated with a fresh air inlet, the second air inlet 61 is communicated with the return air cavity 2, the first air outlet 62 is communicated with the first air inlet 60, the second air outlet 63 is communicated with the second air inlet 61, the outer side of the second air outlet 63 is provided with an evaporation dehumidifier 7, and one side of the evaporation dehumidifier 7, which is far away from the second air outlet 63, is provided with an air outlet 8 arranged on the box body; therefore, a part of hot air with moisture flowing back from the air return cavity 2 enters the second air inlet 61 and is discharged from the second air outlet 63, after the temperature is reduced to be close to the dew point temperature, the hot air is dehumidified by the evaporation dehumidifier 7, and the dehumidified low-temperature saturated air is discharged outwards, so that the influence on the environment and the accumulation of internal circulation moisture are reduced.

From 8 discharges of air exit, still some hot-blastly enter into heating chamber 9 and the new trend mixes, and the new trend gets into the back from first air intake 60 in addition, equally can preheat earlier through plate heat exchanger 6, then mix and get into the static pressure chamber, and whole heating efficiency is high, moreover in continuous circulation process, has a large amount of moisture discharges, and the moisture in the box that significantly reduces has still avoided the phenomenon of blowing cold wind in the organism among the prior art.

In some embodiments, the heating chamber 9 is provided with the condensation heater 10, the condensation heater 10 is obliquely arranged in the heating chamber 9 at an inclination angle of 45 °, and the condensation heater 10 divides the heating chamber 9 into a first cavity and a second cavity, the first cavity is communicated with the second air inlet 61 and the return air cavity 2, and the second cavity is communicated with the static pressure cavity; the mixed air is fully mixed in the first cavity and then is heated by the condensing heater 10, and the heating efficiency is higher.

A fan cavity 11 and a hot air cavity 3 communicated with the fan cavity 11 are respectively arranged in a static pressure cavity of the device, a fan 12 is arranged in the fan cavity 11, the fan cavity 11 is communicated with a second cavity, and the upper end of the hot air cavity 3 is communicated with a material cavity 1; the hot air is blown into the hot air cavity 3 through the fan 12, so that the hot air heats and air-dries the material from bottom to top in the material cavity 1.

As shown in fig. 2, in order to better heat and dry the material, a plurality of material grids 13 which are uniformly distributed up and down are arranged in the material cavity 1, and a plurality of air holes are formed in the material grids 13, so that each material grid 13 is communicated, and hot air can better and more uniformly pass through each material grid 13 from bottom to top.

Example two

The difference between the second embodiment and the first embodiment is that a plurality of drying nets distributed up and down are arranged in the material cavity 1 and used for supporting materials, in the implementation process, a plurality of hardware lugs used for supporting the drying nets can be arranged on the inner wall of the material cavity 1 to support the drying nets, the materials can be directly stacked on the drying nets to be dried, and air uniformly penetrates through the drying nets from the hot air cavity 3 and contacts with the materials and then flows back to the air return cavity.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

1. The utility model provides a drying device, its box that has, its characterized in that, this drying device includes:

the material cavity (1) is positioned in the box body and used for placing materials;

the air return cavity (2) is positioned above the material cavity (1), and the air return cavity (2) is communicated with the material cavity (1);

the dehumidifying air mixing cavity (4) is located on one side of the air return cavity (2), a fresh air port is arranged at the upper end of the dehumidifying air mixing cavity (4), an air outlet (8) is arranged on the side face of the dehumidifying air mixing cavity (4), an air valve (5) is installed on the fresh air port, a plate type heat exchanger (6) is arranged in the dehumidifying air mixing cavity (4), the plate type heat exchanger (6) is communicated with the air return cavity (2), and the air return cavity (2) is communicated with the air outlet (8) through the plate type heat exchanger (6);

the heating cavity (9), the heating cavity (9) is respectively communicated with the second air inlet (61) and the air return cavity (2);

the static pressure cavity is respectively communicated with the material cavity (1) and the heating cavity (9).

2. A drying device according to claim 1, characterized in that the plate heat exchanger (6) has a first air inlet (60), a second air inlet (61), a first air outlet (62) and a second air outlet (63), the first air inlet (60) is communicated with the fresh air inlet, the second air inlet (61) is communicated with the return air chamber (2), the first air outlet (62) is communicated with the first air inlet (60), the second air outlet (63) is communicated with the second air inlet (61), an evaporative dehumidifier (7) is arranged outside the second air outlet (63), and an air outlet (8) installed on the box body is arranged on one side of the evaporative dehumidifier (7) far away from the second air outlet (63).

3. A drying apparatus according to claim 2, wherein the heating chamber (9) is provided with a condensing heater (10), the condensing heater (10) is arranged in the heating chamber (9) in an inclined manner and divides the heating chamber (9) into a first chamber and a second chamber, the first chamber is communicated with the second air inlet (61) and the return air chamber (2), and the second chamber is communicated with the static pressure chamber.

4. The drying device according to claim 3, characterized in that a fan cavity (11) and a hot air cavity (3) communicated with the fan cavity (11) are respectively arranged in the static pressure cavity, a fan (12) is arranged in the fan cavity (11), the fan cavity (11) is communicated with the second cavity, and the upper end of the hot air cavity (3) is communicated with the material cavity (1).

5. The drying device according to claim 4, characterized in that a plurality of material grids (13) are uniformly distributed up and down in the material cavity (1), and a plurality of air holes are formed in the plurality of material grids (13) so as to communicate each material grid (13).

6. The drying device according to claim 4, wherein a plurality of drying nets are arranged in the material cavity and distributed up and down, and the drying nets are used for supporting the materials.