CN215413064U

CN215413064U - Built-in hot air drying device

Info

Publication number: CN215413064U
Application number: CN202121501549.0U
Authority: CN
Inventors: 王世贤; 戴军; 吴廷斌; 杨欣; 赵东旭
Original assignee: Yuanneng Microelectronics Technology Nantong Co ltd
Current assignee: Yuanneng Microelectronics Technology Nantong Co ltd
Priority date: 2021-07-02
Filing date: 2021-07-02
Publication date: 2022-01-04
Anticipated expiration: 2031-07-02

Abstract

The utility model relates to a built-in hot air drying device. The novel air-conditioning tank comprises an outer tank body, a tank cover, an inner tank body, a fresh air pipe, a heater, a fan and a bottom plate, wherein the bottom plate is arranged in the inner tank body, a third gap is reserved between the bottom plate and the tank bottom of the inner tank body, the fresh air pipe is arranged in the third gap, a plurality of air inlet holes are uniformly distributed in at least one side surface of the inner tank body, an air outlet hole is formed in the bottom surface of the inner tank body, a plurality of vent holes are uniformly distributed in the bottom plate, and the air outlet hole is communicated with an air inlet of the fan. The utility model reduces the heat loss of the drying groove and shortens the drying time.

Description

Built-in hot air drying device

Technical Field

The utility model relates to the technical field of solar cell wet processing equipment, in particular to a built-in hot air drying device.

Background

In the present solar cell wet cleaning process, the drying groove that uses, including fan and external heating package, current drying groove most adopts one or more drying grooves, and the drying groove is put into to basket of flowers or silicon chip, and the fan is to the inslot make-up gas, and this mode is the inslot heat loss great, therefore needs longer time to dry, causes the increase of energy consumption, and battery manufacturing cost increases. Therefore, how to reduce the heat loss of the drying slot and shorten the drying time is a problem to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

Therefore, the technical problem to be solved by the utility model is to overcome the problems of large heat loss, long drying time and the like of the dry tank in the prior art.

In order to solve the technical problems, the utility model provides an internal hot air drying device, which comprises an outer tank body, a tank cover, an inner tank body, a fresh air pipe, a heater and a fan, wherein the tank cover seals a notch of the outer tank body, the inner tank body is arranged in the outer tank body, a first gap is reserved between the tank wall of the inner tank body and the tank wall of the outer tank body, a second gap is reserved between the tank bottom of the inner tank body and the tank bottom of the outer tank body, the first gap is communicated with the second gap, the fresh air pipe is arranged in the inner tank body and is close to the bottom, the heater is arranged in the first gap or the second gap, the fan is arranged in the second gap and is positioned below the inner tank body, an air inlet of the fan faces the bottom of the inner tank body, an air outlet of the fan faces the heater, the bottom plate is arranged in the inner tank body, and a third gap is reserved between the bottom plate and the tank bottom of the inner tank body, the fresh air pipe is arranged in the third gap, a plurality of air inlet holes are uniformly distributed on at least one side surface of the inner groove body, air outlet holes are formed in the bottom surface of the inner groove body, a plurality of air vents are uniformly distributed on the bottom plate, and the air outlet holes are communicated with an air inlet of the fan.

Furthermore, in the relative cell wall in two sides of interior cell body, each equipartition is equipped with a plurality of inlet port.

Furthermore, the air inlet hole and the air vent hole are both circular flow guide holes.

Furthermore, the number of the fresh air pipes is two, the two fresh air pipes are close to opposite side walls of two surfaces of the inner groove body respectively, each fresh air pipe is provided with a fresh air outlet, and the two fresh air outlets of the fresh air pipes are opposite and located on two sides of the air outlet.

Furthermore, the number of the heaters is two, and the two heaters are respectively close to the opposite side walls of the two surfaces of the outer groove body.

Further, the fan sets up to two, two the fan is located respectively outer cell body length direction's different positions, every the fan is equipped with two air outlets, and two air outlets of same fan face respectively on the relative lateral wall of two sides of outer cell body.

Further, the heater is an infrared heater.

Furthermore, a plurality of stop rods for supporting the flower basket are arranged on the bottom plate.

Further, the temperature sensor is used for detecting the temperature in the first gap and the second gap.

Furthermore, an anti-corrosion high-temperature-resistant Teflon layer is sprayed inside the inner groove body.

Compared with the prior art, the technical scheme of the utility model has the following advantages:

1) according to the built-in hot air drying device disclosed by the utility model, the fan is placed in the drying groove body, and the groove body structure is designed to allow air to flow from top to bottom, so that the drying time can be effectively controlled, the productivity is improved, and the production cost is reduced.

2) The internal groove body of the built-in hot air drying device disclosed by the utility model is provided with the anticorrosive high-temperature-resistant Teflon layer, so that the service life can be prolonged, and the manufacturing cost can be reduced.

3) The built-in hot air drying device is provided with the four baskets, so that the drying capacity is increased, and the production capacity is enlarged.

Drawings

In order that the present disclosure may be more readily and clearly understood, the following detailed description of the present disclosure is provided in connection with specific embodiments thereof and the accompanying drawings, in which,

FIG. 1 is a schematic structural diagram of a built-in hot air drying device according to the present invention;

FIG. 2 is a front view of a built-in hot air drying device according to the present invention;

FIG. 3 is a side view of a built-in hot air drying device according to the present invention;

the specification reference numbers indicate: 10. an outer tank body; 11. a heater; 12. a fan; 13. a temperature sensor; 20. a slot cover; 30. an inner tank body; 31. a fresh air duct; 32. a base plate; 33. a gear lever; 40. a first gap; 41. a second gap; 42. a third gap.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples.

It should be noted that the following detailed description is exemplary and is intended to provide further improvements to the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise. In the present disclosure, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only relational terms determined for convenience in describing structural relationships of the parts or elements of the present disclosure, and do not refer to any parts or elements of the present disclosure, and are not to be construed as limiting the present disclosure. In the present disclosure, terms such as "fixedly connected", "connected", and the like are to be understood in a broad sense, and mean either a fixed connection or an integrally connected or detachable connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present disclosure can be determined on a case-by-case basis by persons skilled in the relevant art or technicians, and are not to be construed as limitations of the present disclosure.

The following is a preferred embodiment of the present invention, but is not intended to limit the scope of the present invention.

Referring to fig. 1 to 3, a built-in hot air drying device shown in the drawings includes an outer tank body 10, a tank cover 20, an inner tank body 30, a fresh air pipe 31, a heater 11 and a fan 12, the tank cover 20 closes a notch of the outer tank body 10, the inner tank body 30 is disposed inside the outer tank body 10, a first gap 40 is reserved between a tank wall of the inner tank body 30 and a tank wall of the outer tank body, a second gap 41 is reserved between a tank bottom of the inner tank body 30 and a tank bottom of the outer tank body 10, the first gap 40 is communicated with the second gap 41, the fresh air pipe 31 is disposed inside the inner tank body 30 and near the bottom, the heater 11 is disposed inside the first gap 40 or the second gap 41, the fan 12 is disposed inside the second gap 41 and below the inner tank body 30, an air inlet of the fan 12 faces the bottom of the inner tank body 30, the air outlet of fan 12 orientation heater 11 still includes bottom plate 32, bottom plate 32 is located in interior cell body 30 just bottom plate 32 with reserve third clearance 42 between the tank bottom of interior cell body 30, fresh air pipe 31 is located in the third clearance 42, evenly laid a plurality of inlet ports to at least one side of interior cell body 30, interior cell body 30 bottom surface is equipped with the venthole, the equipartition has a plurality of air vents on the bottom plate 32, the venthole with the air intake intercommunication of fan 12.

In the above, the fan is placed in the drying groove body, the groove body structural design gas flows from top to bottom, the drying time can be effectively controlled, the productivity is improved, and the production cost is reduced.

In the preferred embodiment of this embodiment, a plurality of air inlets are uniformly distributed on each of the two opposite groove walls of the inner groove body 30.

In a preferred embodiment of this embodiment, the air inlet holes and the air vent holes are both circular diversion holes.

In the above, the circular diversion holes enable air to flow more uniformly, and the silicon wafer can be dried more effectively.

In a preferred embodiment of this embodiment, the number of the fresh air pipes 31 is two, two of the fresh air pipes 31 are respectively close to opposite side walls of two sides of the inner groove 30, each of the fresh air pipes 31 is provided with a fresh air outlet, and the fresh air outlets of the two fresh air pipes 31 are opposite and located at two sides of the air outlet.

In a preferred embodiment of this embodiment, two heaters 11 are provided, and two heaters 11 are respectively adjacent to two opposite side walls of the outer tank 10.

In an embodiment of the present invention, the number of the fans 12 is two, two of the fans 12 are respectively located at different positions in the length direction of the outer tank 10, each of the fans 12 is provided with two air outlets, and the two air outlets of the same fan 12 face opposite side walls of two sides of the outer tank 10 respectively.

In a preferred embodiment of the present embodiment, the heater 11 is an infrared heater.

In the above, the infrared heater is arranged in the groove body, so that the temperature of the air is quickly increased, and the drying efficiency of the solar cell is improved.

In the preferred embodiment of the present invention, the bottom plate 32 is provided with a plurality of bars 33 for supporting the flower basket.

In the preferred embodiment of the present embodiment, the temperature sensor 13 is further included for detecting the temperature in the first gap 40 and the second gap 41.

In a preferred embodiment of this embodiment, the inner tank 30 is coated with an anti-corrosion and high temperature resistant teflon layer.

In the above, the inner tank body is coated with the stainless steel film, so that the service life of the device can be prolonged and the manufacturing cost can be reduced.

The working principle of the utility model is as follows: the silicon wafer flower basket is placed in the inner groove body 30 and covered with the groove cover 20. The outside air enters the second gap 41 from the fresh air duct 31, the blower 12 starts to operate, the outside air is blown to the infrared heaters 11 on both sides of the outer tank 10, enters the operating range of the infrared heaters 11, and the air is rapidly heated by the infrared heaters 11. When the infrared heater 11 is heated to a specified temperature, the temperature sensor 13 detects that the temperature reaches the standard, and the infrared heater 11 stops heating. The heated air enters the inner tank 30 through the inlet holes on the side plates at two sides of the inner tank 30, and dries the silicon wafers in the inner tank 30. Because the slot cover 10 is covered, hot air can be discharged only through the vent holes on the bottom plate of the inner slot body 30 after passing through the silicon chip, and then the circulating heater is continued to heat.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the utility model.

Claims

1. A built-in hot air drying device comprises an outer tank body, a tank cover, an inner tank body, a fresh air pipe, a heater and a fan, wherein the tank cover closes a notch of the outer tank body, the inner tank body is arranged in the outer tank body, a first gap is reserved between the tank wall of the inner tank body and the tank wall of the outer tank body, a second gap is reserved between the tank bottom of the inner tank body and the tank bottom of the outer tank body, the first gap is communicated with the second gap, the fresh air pipe is arranged in the inner tank body and is close to the bottom, the heater is arranged in the first gap or the second gap, the fan is arranged in the second gap and is positioned below the inner tank body, an air inlet of the fan faces the bottom of the inner tank body, an air outlet of the fan faces the heater, the built-in hot air drying device is characterized by further comprising a bottom plate, the bottom plate is arranged in the inner tank body, and a third gap is reserved between the bottom plate and the tank bottom of the inner tank body, the fresh air pipe is arranged in the third gap, a plurality of air inlet holes are uniformly distributed on at least one side surface of the inner groove body, air outlet holes are formed in the bottom surface of the inner groove body, a plurality of air vents are uniformly distributed on the bottom plate, and the air outlet holes are communicated with an air inlet of the fan.

2. The built-in hot air drying device as claimed in claim 1, wherein a plurality of air inlets are uniformly distributed on each of two opposite groove walls of the inner groove body.

3. The built-in hot air drying device of claim 1, wherein the air inlet holes and the air vent holes are circular diversion holes.

4. The built-in hot air drying device according to claim 1, wherein the number of the fresh air pipes is two, the two fresh air pipes are respectively close to opposite side walls of two surfaces of the inner tank body, each fresh air pipe is provided with a fresh air outlet, and the fresh air outlets of the two fresh air pipes are opposite and located on two sides of the air outlet.

5. The built-in hot air drying device as claimed in claim 1, wherein the number of the heaters is two, and the two heaters are respectively close to two opposite side walls of the outer trough body.

6. The built-in hot air drying device according to claim 5, wherein the number of the fans is two, the two fans are respectively located at different positions in the length direction of the outer tank body, each fan is provided with two air outlets, and the two air outlets of the same fan respectively face to opposite side walls of two sides of the outer tank body.

7. The built-in hot air drying device according to claim 1, wherein the heater is an infrared heater.

8. The built-in hot air drying device according to claim 1, wherein the bottom plate is provided with a plurality of blocking rods for supporting the flower basket.

9. The built-in hot air drying device according to claim 1, further comprising a temperature sensor for detecting a temperature in the first gap and the second gap.

10. The built-in hot air drying device according to claim 1, wherein an anti-corrosion high-temperature-resistant Teflon layer is sprayed inside the inner tank body.