CN221764014U - Low-energy-consumption hot blast drying box - Google Patents

Abstract

The utility model discloses a low-energy electric hot air blast drying box, comprising a main box body and a centrifugal fan, wherein the centrifugal fan is fixedly mounted on the outer wall of one side of the main box body, a drying chamber is provided on the outer wall of one side of the main box body relative to the centrifugal fan, side air ports are arranged on the inner walls of the drying chamber at opposite sides, and a circulating air duct is arranged on the main box body. The low-energy electric hot air blast drying box provided by the utility model, through the rotation of the fan blades, air is sucked into the circulating air duct through the air inlet at the bottom, and enters the drying chamber through the mounting groove on the upper side, an adsorption sponge is placed in the adsorption chamber connected to the mounting groove, which adsorbs the moisture in the circulating air duct, so that the gas entering the drying chamber for the second time is relatively dry, and the gas is dispersed through the hollow adsorption chamber, and the heat generated by the heating plate is dispersed in cooperation with the side air ports, so as to dry the items on the lower side, and so on.

Description

A low energy consumption electric heating blast drying oven

Technical Field

The utility model belongs to the technical field of drying boxes, and in particular relates to a low-energy-consumption electric heating blast drying box.

Background Art

Generally, drying boxes are welded by steel and thin plates, with reasonable structure, beautiful box shape, strong and durable, and a good insulation layer between the working room and the outer shell of the box. The blast device can force convection of the heated air in the working room, improving the temperature uniformity in the box.

According to a low-energy electric blast drying oven disclosed in application number: CN202120511838.2, the hot air flow with heat is recovered during use and discharged into the drying oven again to reuse the hot air. However, for the above technology, it is difficult to circulate gas in the space of the entire drying bin, resulting in poor drying effects on the two sides or other parts. Therefore, it takes longer time and energy to achieve drying, the drying effect is poor, and it is not conducive to reducing energy consumption.

Therefore, it is necessary to improve the above technical problems to achieve the purpose of high efficiency and low energy consumption of the drying box.

Utility Model Content

The utility model aims to provide a low-energy-consumption electric heating blast drying box to solve the problem of low gas circulation degree inside the drying chamber and poor local drying effect.

To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a low-energy electric heating blast drying box, comprising a main box body and a centrifugal fan, wherein the centrifugal fan is fixedly mounted on the outer wall of one side of the main box body, a drying chamber is provided on the outer wall of the main box body on one side opposite to the centrifugal fan, side air outlets are provided on the inner walls on opposite sides of the drying chamber, and a circulating air duct is provided on the main box body.

Preferably, a shunt pipe is provided at one end of the centrifugal fan, one end of the shunt pipe is fixedly connected to the side air outlets respectively, the side air outlets are fixedly installed on the inner walls on opposite sides of the drying bin, the side air outlets are all inclined downward, and are distributed in a linear array.

Preferably, the circulating air duct is fixedly mounted on the main box body, and its two ends are respectively fixedly connected to the outer walls of the upper and lower sides of the main box body, and the outer wall of the lower side of the drying bin is provided with an air suction port, and fan blades are rotatably installed in the air suction port, and the fan blades are fixedly connected to the output end of the motor.

Preferably, one end of the circulating air duct extends into the drying chamber, and a mounting groove is provided at one end of the circulating air duct, an adsorption chamber is threadedly connected in the mounting groove, and an adsorption sponge is provided in the adsorption chamber.

Preferably, a heating plate is provided on the inner wall on the upper side of the drying bin, a carrying plate is provided on the lower side of the drying bin, and the inner walls on opposite sides of the drying bin are fixedly connected with slots, the slots are multiple and equidistantly distributed, and the outer walls on opposite sides of the carrying plate are movably connected to the slots.

Preferably, an exhaust port is opened on the upper side of the main box body, the exhaust port passes through the outer wall of the main box body and extends into the installation groove, and an adjustment knob is provided on the exhaust port.

Preferably, an opening and closing door is provided at the port of the drying chamber, and an observation window is provided on the opening and closing door.

The technical effects and advantages of the utility model are as follows: when the main box is running, the temperature inside the main box will be increased through the heating plate, and by starting the centrifugal fan, exhaust on both sides will be achieved to disperse the heat from the upper side, and the air in the drying bin can be circulated up and down through the circulating air duct: the fan blades rotate, and the air is sucked into the circulating air duct through the air intake port at the bottom, and enters the drying bin through the mounting groove on the upper side; an adsorption sponge is placed in the adsorption bin connected to the mounting groove to adsorb the moisture in the circulating air duct so that the gas entering the drying bin for the second time is relatively drier, and the gas is dispersed through the hollow adsorption bin, and the heat generated by the heating plate is dispersed in conjunction with the side air vent to dry the items on the relatively lower side; this reciprocating cycle improves the overall circulation of the airflow inside the drying bin, and through the circulating airflow, the heat is dispersed, dehumidified, and reused, thereby reducing energy consumption, and achieving better drying work while consuming less energy.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the three-dimensional structure of the utility model;

FIG2 is a schematic diagram of the installation structure of the adsorption bin of the present utility model;

FIG3 is a schematic diagram of the back structure of the utility model;

FIG. 4 is a schematic diagram of the mounting structure of the load-bearing plate of the present invention.

In the figure: 1. Main box; 2. Centrifugal fan; 3. Drying chamber; 4. Side air outlet; 5. Circulation air duct; 6. Heating plate; 7. Air inlet; 8. Mounting slot; 9. Adsorption chamber; 10. Adsorption sponge; 11. Carrying plate; 12. Card slot; 13. Exhaust port; 14. Adjustment knob; 15. Opening and closing door; 16. Observation window.

DETAILED DESCRIPTION

The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

The utility model provides a low-energy electric heating blast drying box as shown in Figures 1 and 2, including a main box body 1 and a centrifugal fan 2, the centrifugal fan 2 is fixedly mounted on the outer wall of one side of the main box body 1, a drying chamber 3 is provided on the outer wall of one side of the main box body 1 relative to the centrifugal fan 2, side air ports 4 are provided on the inner walls of the drying chamber 3 on opposite sides, and a circulating air duct 5 is provided on the main box body 1. A heating plate 6 is provided on the inner wall of the upper side of the drying chamber 3, a bearing plate 11 is provided on the lower side of the drying chamber 3, and a card slot 12 is fixedly connected to the inner walls of the opposite sides of the drying chamber 3, the card slots 12 are multiple and equidistantly distributed, and the outer walls of the opposite sides of the bearing plate 11 are movably connected to the card slots 12. When in use, the articles in the drying bin 3 can be dried by starting the centrifugal fan 2. A carrying plate 11 is provided in the drying bin 3 for placing articles, wherein the two sides of the carrying plate 11 are cylindrical straight rods and the middle part is a rectangular mesh. The carrying plate 11 is installed inside the drying bin 3 through the card slot 12, and the articles are placed on the carrying plate 11 for subsequent drying work. When the main box body 1 is running, the temperature inside the main box body 1 is increased through the heating plate 6, and the centrifugal fan 2 is started to realize air supply on both sides to disperse the heat from the upper side, and the air in the drying bin 3 can be circulated up and down through the circulating air duct 5. Specifically: the fan As the blades rotate, air is sucked into the circulating air duct 5 through the air inlet at the bottom, and enters the drying chamber 3 through the mounting groove 8 on the upper side. An adsorption sponge 10 is placed in the adsorption chamber 9 connected to the mounting groove 8 to adsorb moisture in the circulating air duct 5 so that the gas entering the drying chamber 3 for the second time is relatively dry, and the gas is dispersed through the hollow adsorption chamber 9, and the heat generated by the heating plate 6 is dispersed in conjunction with the side air outlet 4 to dry the items on the relatively lower side, thereby improving the overall circulation of the air flow inside the drying chamber 3. Through the circulating airflow, the heat is dispersed, dehumidified, and reused, thereby reducing energy consumption. The drying work can be better achieved while consuming less energy.

Specifically, a shunt pipe is provided at one end of the centrifugal fan 2, and one end of the shunt pipe is fixedly connected to the side air vents 4, which are fixedly installed on the inner walls of the drying bin 3 on opposite sides. The side air vents 4 are all tilted downward and are distributed in a linear array. As shown in FIG. 4 , the circulating air duct 5 is fixedly installed on the main box 1, and its two ends are fixedly connected to the outer walls of the upper and lower sides of the main box 1, respectively. The outer wall of the lower side of the drying bin 3 is provided with an air suction port 7, and a fan blade is rotatably installed in the air suction port 7, and the fan blade is fixedly connected to the output end of the motor. The side air vents 4 are respectively located on the upper side of the carrier plate 11, and the lower end of the port is tilted downward to blow the hot air flow from the heating plate 6 downward to the carrier plate 11. The air flow passes through the adjacent carrier plates 11 and gradually blows to the bottom. An air suction port 7 is provided at the bottom, and the air flow is sucked into the circulating air duct 5 through the air suction port 7, and finally blown out through the circulating air duct 5 at the top and flows back into the drying chamber 3. While realizing the air flow circulation, the heat generated by the heating plate 6 can be dispersed, and the objects on the carrier plate 11 can be dried evenly.

Specifically, one end of the circulating air duct 5 extends into the drying chamber 3, and one end of the circulating air duct 5 is provided with a mounting groove 8, and an adsorption chamber 9 is threadedly connected to the mounting groove 8, and an adsorption sponge 10 is provided in the adsorption chamber 9. As shown in FIG. 2, after the circulating air duct 5 sends the airflow into the drying chamber 3, it enters the drying chamber 3 through the mounting groove 8 on the upper side, and the adsorption sponge 10 is placed in the adsorption chamber 9 connected to the mounting groove 8, which adsorbs the moisture in the circulating air duct 5, so that the gas entering the drying chamber 3 for the second time is relatively dry, and the gas is dispersed through the hollow adsorption chamber 9.

Specifically, an exhaust port 13 is provided on the upper side of the main box body 1, and the exhaust port 13 penetrates the outer wall of the main box body 1 and extends into the mounting groove 8, and an adjusting knob 14 is provided on the exhaust port 13. An opening and closing door 15 is provided at the port of the drying chamber 3, and an observation window 16 is provided on the opening and closing door 15. As shown in FIG. 1 , the exhaust port 13 is provided on the main box body 1, and the exhaust flow rate of the exhaust port 13 can be controlled by rotating the adjusting knob 14, so that the exhaust flow rate of the exhaust port 13 meets the needs of use.

Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. A low-energy consumption electric heating blast drying oven, comprising a main box body (1) and a centrifugal fan (2), characterized in that: the centrifugal fan (2) is fixedly mounted on the outer wall of one side of the main box body (1), a drying chamber (3) is provided on the outer wall of the main box body (1) on the side opposite to the centrifugal fan (2), side air outlets (4) are provided on the inner walls of the drying chamber (3) on opposite sides, and a circulating air duct (5) is provided on the main box body (1). 2. A low-energy electric heating blast drying oven according to claim 1, characterized in that: a shunt pipe is provided at one end of the centrifugal fan (2), one end of the shunt pipe is fixedly connected to the side air outlet (4), the side air outlet (4) is fixedly installed on the inner walls on opposite sides of the drying chamber (3), the side air outlets (4) are all inclined downward, and are distributed in a linear array. 3. A low-energy electric heating blast drying oven according to claim 1, characterized in that: the circulating air duct (5) is fixedly installed on the main box body (1), and its two ends are respectively fixedly connected to the outer walls of the upper and lower sides of the main box body (1), and the outer wall of the lower side of the drying chamber (3) is provided with an air suction port (7), and a fan blade is rotatably installed in the air suction port (7), and the fan blade is fixedly connected to the output end of the motor. 4. A low-energy electric heating blast drying oven according to claim 1, characterized in that: one end of the circulating air duct (5) extends into the drying chamber (3), one end of the circulating air duct (5) is provided with a mounting groove (8), the mounting groove (8) is internally threadedly connected with an adsorption chamber (9), and an adsorption sponge (10) is provided in the adsorption chamber (9). 5. A low-energy electric heating blast drying oven according to claim 1, characterized in that: a heating plate (6) is provided on the inner wall of the upper side of the drying chamber (3), a carrying plate (11) is provided on the lower side of the drying chamber (3), and the inner walls on opposite sides of the drying chamber (3) are fixedly connected with slots (12), the slots (12) are in plurality and are evenly distributed, and the outer walls on opposite sides of the carrying plate (11) are movably connected to the slots (12). 6. A low-energy electric heating blast drying oven according to claim 4, characterized in that: an exhaust port (13) is opened on the upper side of the main box body (1), the exhaust port (13) passes through the outer wall of the main box body (1) and extends into the mounting groove (8), and an adjustment knob (14) is provided on the exhaust port (13). 7. A low-energy consumption electric heating blast drying oven according to claim 1, characterized in that an opening and closing door (15) is provided at the port of the drying chamber (3), and an observation window (16) is provided on the opening and closing door (15).