CN201852420U - Photovoltaic solar silicon plate drying furnace - Google Patents

Abstract

The utility model relates to a drying equipment technical field, in particular to photovoltaic solar energy silicon board drying furnace, including the stove courage, the stove courage includes stove courage and lower stove courage, goes up the stove courage and all is "concave" style of calligraphy with lower stove courage, goes up the stove courage and puts relatively with the concave end of lower stove courage, all is provided with the heating tube in the recess of going up stove courage and lower stove courage, and the inside wall of going up stove courage and lower stove courage all is equipped with the heat preservation cotton. The utility model discloses can practice thrift the electric power cost, effectively protect external element to be convenient for clear up the residue in the furnace body.

Description

Photovoltaic solar silicon plate drying furnace

technical field

The utility model relates to the technical field of drying equipment, in particular to a photovoltaic solar silicon plate drying oven.

Background technique

Solar cells are the core part of the solar power generation system, and also the most valuable part of the solar power generation system. The function of photovoltaic solar silicon panels is to convert solar energy into electrical energy, and the electrical energy is sent to the storage battery for storage, or directly used to drive the load. The quality and cost of solar panels will directly determine the quality and cost of the entire solar power generation system.

When producing photovoltaic solar silicon panels, it is necessary to dry the electrode slurry on the photovoltaic solar silicon panels after printing electrodes. In the prior art, a photovoltaic solar silicon panel drying furnace is generally used to dry the electrode slurry. The Chinese utility model patent with the publication number "CN 2924440" discloses a "solar cell substrate drying furnace", which includes a frame, a furnace body located on the frame and in the middle, and a furnace body located in the hearth of the furnace body. Heater, a pair of driving and driven rollers respectively pivoted at the two ends of the upper part of the frame, a mesh curtain set on the driving and driven rollers, and a power transmission mechanism arranged at one end of the frame. The power transmission mechanism is close to the driving roller and It is connected with the drive roller drive, and also includes an air path mechanism for obtaining circulating hot air in the furnace, and an electrical control box for controlling the heater, power transmission mechanism, and air path mechanism. In the above technical solution, since there is no heat preservation structure, the heat loss is serious during the heating process, which not only consumes electricity costs, but also causes damage to external components, and the cleaning of residues in the furnace is not convenient enough.

Contents of the invention

The purpose of the utility model is to provide a photovoltaic solar silicon plate drying furnace that can save electricity costs, effectively protect external components, and facilitate the cleaning of residues in the furnace body.

In order to achieve the above purpose, the technical solution adopted by the utility model is: a photovoltaic solar silicon plate drying furnace, including a furnace, and the furnace includes an upper furnace and a lower furnace, and the upper furnace and the lower furnace are both "concave". ” font, the concave ends of the upper and lower furnaces face each other, heat pipes are arranged in the grooves of the upper and lower furnaces, and thermal insulation cotton is provided on the inner walls of the upper and lower furnaces.

It also includes a frame and a furnace frame that can be lifted up and down, the upper furnace is fixed on the frame, and the lower furnace is fixed on the furnace frame.

It also includes an electric rod, the upper end of which is fixed to the frame, and the lower end of the electric rod is connected to the furnace frame.

The number of the electric rods is four, and the four electric rods are respectively arranged at the four corners of the furnace frame.

A cooling fan is arranged at the outlet end of the furnace, and the cooling fan is fixed on the furnace.

It also includes a conveyor belt that runs across the interior between the upper furnace and the lower furnace.

The conveyor belt is a mesh belt.

The heating tube is a halogen infrared heating tube.

The beneficial effects of the utility model are: the photovoltaic solar silicon plate drying furnace includes a furnace, and the furnace includes an upper furnace and a lower furnace, both of which are in the shape of "concave", and the upper furnace Opposed to the concave end of the lower furnace, heat pipes are arranged in the grooves of the upper furnace and the lower furnace, and the inner walls of the upper furnace and the lower furnace are provided with insulation cotton. In the photovoltaic solar silicon plate drying furnace with the above structure, the "concave"-shaped upper furnace and the lower furnace are connected to form a closed furnace space during operation, which can effectively prevent heat loss. And the inner wall of the lower furnace is provided with insulation cotton, which can more effectively isolate the hot air in the furnace and the air outside the furnace, and play a better role in heat preservation and heat insulation, which not only saves electricity costs, but also protects external components. In addition, the furnace is divided into an upper furnace and a lower furnace, which is convenient for disassembly and installation, and brings convenience to cleaning the residue in the furnace.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Fig. 2 is a schematic cross-sectional view of the furnace of the present invention.

Detailed ways

Below in conjunction with accompanying drawing, the technical scheme of utility model is described.

As shown in Figure 1 and Figure 2, the photovoltaic solar silicon plate drying furnace described in the utility model includes a furnace furnace 4, a frame 2, a conveyor belt 1 and a furnace furnace frame 5 that can be lifted up and down, and the furnace furnace 4 includes an upper The furnace 40 and the lower furnace 41, the upper furnace 40 and the lower furnace 41 are all in the shape of "concave", the concave ends of the upper furnace 40 and the lower furnace 41 are opposite, and the upper furnace 40 and the lower furnace 41 Heating pipes 43 are arranged in the grooves of the upper and lower inner walls of the upper furnace 40 and the lower inner wall of the lower furnace 41. Fixed on the furnace frame 5; the conveyor belt 1 traverses the interior between the upper furnace 40 and the lower furnace 41, wherein the conveyor belt 1 is a mesh belt, and the conveyor belt 1 transmits the photovoltaic solar silicon plate, so that the photovoltaic solar silicon plate is from the upper Pass between the heating pipes 43 of the furnace furnace 40 and the lower furnace chamber 41 . Preferably, the heating tube 43 is a halogen infrared heating tube, and the temperature rises rapidly, reaching more than 75°C/s. Of course, the heating tube 43 can also be a resistance heating tube.

As a preferred embodiment, the photovoltaic solar silicon plate drying furnace of the present invention also includes an electric rod 3 whose upper end is fixed to the frame 2 and whose lower end is connected to the furnace frame 5 . Wherein, the number of the electric rods 3 is four, and the four electric rods 3 are respectively arranged at the four corners of the furnace frame 5 . The effect of electric rod 3 is to automatically control lower furnace furnace 41 and furnace furnace frame 5 lifting, furnace furnace 4 can be freely opened and closed, and the residue in the furnace body is conveniently cleaned.

As a preferred embodiment, the photovoltaic solar silicon plate drying furnace described in the utility model is provided with a cooling fan 6 at the outlet end of the furnace 4, and the cooling fan 6 is fixed on the furnace 4, and the effect of the cooling fan 6 is to Dry photovoltaic solar silicon panels are cooled by air blowing, the cooling rate is fast, and the outlet temperature is low, providing preparation for the next process.

The working principle of the photovoltaic solar silicon plate drying described in the utility model is: because the upper furnace 40 and the lower furnace 41 in the shape of "concave" are connected to each other during work to form a better airtight furnace 4 space, which can effectively To prevent heat loss, heat insulation cotton 42 is set on the inner wall of the upper furnace 40 and the lower furnace 41, more effectively insulate the hot air in the furnace 4 and the air outside the furnace 4, better heat preservation and Thermal insulation, which saves electricity costs and protects external components. In addition, the furnace 4 is divided into an upper furnace 40 and a lower furnace 41, which is convenient for disassembly and installation, and then the furnace 4 can be opened and closed freely through the lifting control of the electric rod 3, which is convenient for opening and maintenance, and the maintenance is convenient and fast , to bring convenience to clean up the residue in the furnace body.

The above embodiments are only used to illustrate the technical solutions of the present utility model rather than limiting the protection scope of the present utility model. Although the utility model has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the utility model can be Modifications or equivalent replacements shall be made to the technical solutions without departing from the spirit and scope of the technical solutions of the present utility model.

Claims (8)

1. photovoltaic solar silicon plate drying oven, comprise flue (4), it is characterized in that: described flue (4) comprises upper furnace (40) and lower furnace (41), upper furnace (40) and lower furnace (41) all are " recessed " font, upper furnace (40) is mutually opposed with the recessed end of lower furnace (41), be provided with heat-generating pipe (43) in the groove of upper furnace (40) and lower furnace (41), the madial wall of upper furnace (40) and lower furnace (41) is equipped with heat-preservation cotton (42).

2. photovoltaic solar silicon plate drying oven according to claim 1, it is characterized in that: also comprise frame (2) but and the flue frame (5) of oscilaltion, described upper furnace (40) is fixed in described frame (2), and described lower furnace (41) is fixed in described flue frame (5).

3. photovoltaic solar silicon plate drying oven according to claim 2 is characterized in that: also comprise electric rod (3), described frame (2) is fixed in electric rod (3) upper end, and electric rod (3) lower end connects described flue frame (5).

4. photovoltaic solar silicon plate drying oven according to claim 3, it is characterized in that: the quantity of described electric rod (3) is four, four electric rods (3) are arranged at four jiaos of flue frame (5) respectively.

5. photovoltaic solar silicon plate drying oven according to claim 3 is characterized in that: the port of export at flue (4) is provided with cooling blower (6), and cooling blower (6) is fixedly arranged on flue (4).

6. photovoltaic solar silicon plate drying oven according to claim 1 is characterized in that: also comprise conveyer belt (1), conveyer belt (1) crosses between upper furnace (40) and the lower furnace (41) inner.

7. photovoltaic solar silicon plate drying oven according to claim 6 is characterized in that: described conveyer belt (1) is a guipure.

8. according to each described photovoltaic solar silicon plate drying oven of claim 1 to 7, it is characterized in that: described heat-generating pipe (43) is the halogen infrared heating tube.

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