CN209782973U - Hot air box - Google Patents

Abstract

The utility model relates to a hot air box, which relates to a heating device, which includes a box body and a box cover. The box body is provided with a heating device, and the box body is provided with an air inlet and an air outlet. There is a conductive coating on the crystal glass plate, and the conductive coating is connected to the power supply. There are multiple positioning clips on both sides of the air inlet and air outlet in the box. A heat dissipation device is arranged between the glass-ceramic plates. The use of glass-ceramic plates for heat conduction is very power-saving, fast heating speed, energy-saving and heating efficiency, and the setting of heat dissipation devices can make the heating performance more stable, and the setting of heat-insulating compartments can greatly improve Improve the safety performance of the hot air blower.

Description

a hot air box

technical field

The utility model relates to heating equipment, in particular to a hot air box.

Background technique

The function of the hot air box is to heat the airflow and send out hot air, which is widely used in industrial and civil fields. At present, most of the heating parts used in the hot air box are heating tubes, which are heated by heating tubes. The speed is also relatively slow, and the heating is uneven, and the temperature change is not easy to control accurately.

Utility model content

Based on this, it is necessary to provide a hot air box that saves electricity and has high efficiency in view of the problems in the prior art. In order to solve the problems in the prior art, the utility model discloses a hot air box, which includes a box body and a box cover. The box body is provided with a heating device, and the box body is provided with an air inlet and an air outlet. The heating device includes a micro The crystal glass plate is provided with a conductive coating, and the conductive coating is connected to the power supply. There are multiple positioning clips on both sides of the air inlet and air outlet in the box, and the positioning clips are placed on both sides of the crystal glass plate. Inside, a heat dissipation device is arranged between the separated glass-ceramic plates.

Further: the box is provided with a heat-insulating partition.

Further: the heat dissipation device is a heat dissipation pipe.

Further: the heat dissipation device is provided with a heat dissipation plate, and a heat dissipation pipe is arranged in the heat dissipation plate.

Further: the heat dissipation device is provided with a heat dissipation plate, and a through hole is arranged in the heat dissipation plate, and connecting ends are provided at both ends of the through hole, and two adjacent through holes at one end of the heat dissipation plate are connected by a U-shaped connecting pipe, and the The through holes on both sides are set as the inlet end and the outlet end, and the other through holes in the middle are connected by U-shaped joints.

The beneficial effects of the utility model are as follows: the use of glass-ceramic plates for heat conduction is very power-saving, the heating speed is fast, energy saving and heating efficiency are improved, and the setting of the heat dissipation device can make the heating performance more stable and heat-insulating. The compartment setting can greatly improve the safety performance of the hot air blower.

Description of drawings

Fig. 1 is the structural representation of the utility model box body;

Fig. 2 is the perspective view of the structure of a glass-ceramic plate and a cooling pipe in Embodiment 1 of the present utility model;

Fig. 3 is the schematic diagram of the structure of the cooling device in the second embodiment;

FIG. 4 is a schematic structural diagram of the heat dissipation device in the third embodiment.

Detailed ways

In order to further understand the features, technical means, and specific objectives and functions of the utility model, the utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

Embodiment 1: Please refer to Fig. 1 to Fig. 2. The utility model discloses a hot air box, which includes a box body 1 and a box cover 8. A heating device is arranged in the box body 1. The box body 1 is provided with an air inlet 6. The air outlet 7, the heating device includes a glass-ceramic plate 4, the glass-ceramic plate 4 is provided with a conductive coating 41, the conductive coating 41 is connected to a power supply, and the air inlet 6 and the air outlet 7 are located in the box body 1. A plurality of positioning clamps 3 are arranged on both sides, and the two sides of the glass-ceramic plates 4 are placed in the positioning clamps 3, and heat dissipation devices are arranged between the separated glass-ceramics plates 4 .

The box body 1 is provided with a heat-insulating partition 2 .

The heat dissipation device is a heat dissipation pipe 5 .

Embodiment 2: Please refer to FIG. 3 , as shown in the figure, the heat dissipation device is provided with a heat dissipation plate 9 , and a heat dissipation pipe 5 is arranged inside the heat dissipation plate 9 .

Embodiment three: please refer to Fig. 4, as shown in the figure, the heat dissipation device is provided with a heat dissipation plate 9, and a through hole 10 is provided in the heat dissipation plate 9, and connecting ends are provided at both ends of the through hole 10, and the two ends of the heat dissipation plate 9 one end Adjacent through-holes 10 are connected by U-shaped joints 11 , the through-holes 10 on both sides of the other end are set as inlet and outlet ends, and other through-holes 10 in the middle are connected by U-shaped joints 11 .

Of course, the arrangement of the glass-ceramics 4 can be adjusted according to specific requirements. By changing the heating device in the air heater to a glass-ceramic plate 4, the performance of the air heater is greatly improved, and the power saving can reach 30%-40%. , The heating speed is fast, it saves energy and improves the heating efficiency, the heating performance is very stable, and the temperature fluctuation range is 3 degrees Celsius to 5 degrees Celsius.

In addition, the setting of the heat dissipation device can make the heating performance more stable, and the setting of the insulation compartment can greatly improve the safety performance of the hot air blower.

The above-mentioned embodiments only express several implementations of the utility model, and the description thereof is relatively specific and detailed, but it should not be construed as limiting the patent scope of the utility model. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the scope of protection of the utility model patent should be based on the appended claims.

Claims (5)

1. The utility model provides a hot-blast case, includes box (1), case lid (8), is equipped with heating device in box (1), and box (1) is equipped with air intake (6), air outlet (7), its characterized in that: the heating device comprises a microcrystalline glass plate (4), a conductive coating (41) is arranged on the microcrystalline glass plate (4), the conductive coating (41) is connected with a power supply, a plurality of positioning clamps (3) are arranged on two sides of an air inlet (6) and an air outlet (7) in the box body (1), two sides of the microcrystalline glass plate (4) are arranged in the positioning clamps (3), and a heat dissipation device is arranged between the microcrystalline glass plates (4) which are separated from each other.

2. The hot air box according to claim 1, characterized in that: the box body (1) is provided with a heat-insulating interlayer (2).

3. The hot air box according to claim 1, characterized in that: the heat dissipation device is a heat dissipation pipe (5).

4. the hot air box according to claim 1, characterized in that: the heat dissipation device is provided with a heat dissipation plate (9), and a heat dissipation pipe (5) is arranged in the heat dissipation plate (9).

5. The hot air box according to claim 1, characterized in that: the heat dissipation device is provided with a heat dissipation plate (9), through holes (10) are arranged in the heat dissipation plate (9), connecting ends are arranged at two ends of each through hole (10), two adjacent through holes (10) at one end of the heat dissipation plate (9) are connected through a U-shaped connecting pipe (11), the through holes (10) at two sides of the other end are arranged to be an inlet end and an outlet end, and other through holes (10) in the middle are connected through the U-shaped connecting pipes (11).