CN209295644U - Extractor fan is used in a kind of adjustable aluminium paste drying of wind-guiding rate - Google Patents

Abstract

The utility model relates to the technical field of an exhaust device for drying aluminum paste, and discloses an exhaust device for drying aluminum paste with an adjustable guide rate, which comprises an aluminum paste drying box and an installation column, and the installation column is located on the Directly above the aluminum paste drying box, the top of the aluminum paste drying box is connected with an air outlet pipe, and the upper sides of the four sides of the air outlet pipe are connected with L-shaped pipes. The utility model solves the problem that the exhaust pipes of the existing exhaust device are not smooth in the wind. When the utility model is in use, the drive motor is started, and the wind disk can drive the air flow on the four L-shaped tubes, so that the air pressure at the top will be reduced. , at this time, the internal airflow can be quickly evacuated from the aluminum paste drying box, and according to the change of the rotation speed of the drive motor, the rotation speed of the fan disc will also change accordingly. The air guide operation can be carried out accurately, so that the problem of the existing air duct not being smooth can be solved, and the quality of drying can be guaranteed.

Description

An exhaust device for drying aluminum paste with adjustable air guide rate

technical field

The utility model relates to the technical field of an exhaust device for drying aluminum pulp, in particular to an exhaust device for drying aluminum pulp with adjustable air guide speed.

Background technique

The key to solar cell production is aluminum paste drying. The solid content of the aluminum paste is between 75% and 80%. The drying furnace needs to dry 20% of the organic matter in the paste, so the drying The ventilation of the drying furnace and the temperature in the furnace are very important.

Existing drying of aluminum paste requires the use of a ventilation system for ventilation. However, the existing ventilation device for drying aluminum paste has a situation where the ventilation pipe is not smooth, which easily causes the thermal field within the rate to be unstable. In addition, the thermal environment of the drying Different, and the conventional air guide operation will affect the drying effect.

Utility model content

(1) Solved technical problems

Aiming at the deficiencies of the prior art, the utility model provides an air exhaust device for drying aluminum paste with adjustable air guide rate, which solves the problem of the existing air exhaust device with poor wind flow in the air duct.

(2) Technical solutions

In order to achieve the above purpose, the utility model provides the following technical solutions: an air extraction device for aluminum paste drying with adjustable air guide rate, including an aluminum paste drying box and an installation column, and the installation column is located at the Just above the box, the top of the aluminum paste drying box is connected with an air outlet pipe, and the upper side of the air outlet pipe is connected with an L-shaped pipe, and the bottom of the installation column is fixedly connected with a wind cover. The left and right sides of the installation column are fixedly connected with external air ducts, the top of the inner wall of the air cover is fixedly connected with an arc plate through a connecting rod, and the middle part of the bottom of the arc plate is sleeved with a drive motor, and the drive motor The output end is fixedly connected with a wind disc;

The wind disk includes a fixed plate, a fixed sleeve is sleeved on the fixed plate, the fixed plate is fixedly connected with the inner side wall of the fixed sleeve through a connecting rod, and the side surface of the fixed sleeve is fixedly connected with a wind plate , the side surface of the fixed disk is movably connected with the inner wall of the fixed sleeve through the wind-around plate;

One end of the wind-wrapping plate is plugged into the inner wall of the fixing sleeve, a limiting groove is opened on the side surface of the fixing plate, and the other end of the wind-wrapping plate is plugged into the limiting groove.

Preferably, the left and right sides of the installation column are fixedly connected with joint irons, and the side of the joint iron away from the installation column is fixedly connected with the side of the external air duct.

Preferably, the number of the wind plates is greater than twenty-five, and the plurality of wind plates are equidistantly distributed on the outer surface of the fixing sleeve.

Preferably, the shape of the limiting groove is fan-shaped, and the fan angle of the limiting groove is forty-five degrees.

Preferably, the wind board is fixedly connected to the outer wall of the fixed sleeve at an angle of 45 degrees, and the number of the wind boards is four.

Preferably, the air shield is located directly above the four L-shaped pipes, and the diameter of the arc-shaped plate is two-thirds of the top diameter of the inner wall of the air shield.

(3) Beneficial effects

The utility model provides an air exhaust device for drying aluminum paste with adjustable air guiding speed. Has the following beneficial effects:

(1) When the utility model is in use, start the drive motor, and the wind disk can drive the air flow on the four L-shaped pipes, so that the air pressure at the top will decrease. At this time, the internal air flow can be quickly baked from the aluminum paste According to the change of the rotation speed of the drive motor, the rotation speed of the air disk will also change accordingly. At this time, the air guiding operation can be carried out to a greater extent according to the drying requirements, so as to solve the problem of the existing ventilation. There is a problem that the air guide is not smooth, which ensures the quality of drying.

(2) Through the improvement of the wind disk, the utility model can increase the efficiency of air circulation by a plurality of wind-circling plates. When the angle of the board is lowered, the amount of wind shielding around the wind board increases at this time, and the airflow under the wind disk is quickly channeled to the top of the wind disk, and the heat is quickly conducted under the arc surface of the curved board, so that the air on the air duct The airflow can be channeled quickly.

Description of drawings

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

Fig. 2 is the schematic diagram of the structure wind disk of the present utility model;

Fig. 3 is a side view of the fixed plate of the utility model structure.

In the figure: 1 aluminum paste drying box, 2 air outlet pipe, 3 L-shaped pipe, 4 installation column, 5 air cover, 6 joint iron, 7 external air pipe, 8 connecting rod, 9 arc plate, 10 drive motor, 11 Wind dish, 111 fixed disks, 112 connecting rods, 113 wind boards, 114 fixed sleeves, 115 wind boards, 116 limit slots.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

As shown in Figures 1-3, the utility model provides a technical solution: an air extraction device for drying aluminum paste with adjustable air guide rate, including an aluminum paste drying box 1 and an installation column 4, the installation column 4 is located on the aluminum Directly above the slurry drying box 1, the top of the aluminum slurry drying box 1 is connected with an air outlet pipe 2, and the upper side of the air outlet pipe 2 is connected with an L-shaped pipe 3, and the bottom of the installation column 4 is fixedly connected with a wind cover 5. The left and right sides of the installation column 4 are fixedly connected with an external air duct 7, and the top of the inner wall of the air cover 5 is fixedly connected with a curved plate 9 through a connecting rod 8, and the middle part of the bottom of the curved plate 9 is sleeved with a driving motor 10. The output end of the driving motor 10 is fixedly connected with a fan pan 11 .

The wind disk 11 includes a fixed plate 111, and a fixed sleeve 114 is sleeved on the fixed plate 111. The fixed plate 111 is fixedly connected with the inner side wall of the fixed sleeve 114 through a connecting rod 112, and the side surface of the fixed sleeve 114 is fixedly connected with a wind plate 115. The side surface of the fixed disk 111 is movably connected with the inner wall of the fixed sleeve 114 through the wind-surrounding plate 113 .

One end of the wind-wrapping plate 113 is plugged into the inner wall of the fixing sleeve 114 , the side surface of the fixing plate 111 is provided with a limiting groove 116 , and the other end of the wind-wrapping plate 113 is plugged into the limiting groove 116 .

Specifically, the left and right sides of the installation column 4 are fixedly connected with the joint iron 6 , and the side of the joint iron 6 away from the installation column 4 is fixedly connected with the side of the external air duct 7 .

Specifically, the number of wind plates 115 is more than twenty-five, and the wind plates 115 are equidistantly distributed on the outer surface of the fixing sleeve 114 .

Specifically, the shape of the limiting slot 116 is sector-shaped, and the sector angle of the limiting slot 116 is forty-five degrees. By setting the shape of the limiting groove 116 as a sector, and the sector angle of the limiting groove 116 is forty-five degrees, when the wind disk 11 rotates, the wind plate 113 can move in the limiting groove 116 according to the rotating speed. , the amount of contact with the wind can be increased, so that the lower side of the wind pan 11 can be quickly directed to the upper side of the wind pan 11 .

Specifically, the wind plate 115 is fixedly connected to the outer wall of the fixing sleeve 114 at an angle of forty-five degrees, and the number of wind plates 113 is four. By fixedly connecting the wind plate 115 to the outer wall of the fixed sleeve 114 at an angle of forty-five degrees, the flow velocity of the airflow of the wind disk 11 can be increased when rotating.

Specifically, the air shield 5 is located directly above the four L-shaped pipes 3 , and the diameter of the arc plate 9 is two-thirds of the top diameter of the inner wall of the air shield 5 . By placing the windshield 5 directly above the four L-shaped pipes 3, the diameter of the arc-shaped plate 9 is two-thirds of the top diameter of the inner wall of the windshield 5, which can increase the space for guiding the wind, thereby quickly dredging the hot air.

Working principle: when in use, start the drive motor 10, and when the wind disk 11 rotates, it can drive the air flow on the four L-shaped pipes 3. When the wind disk 11 rotates, the wind plate 113 will rotate in the limit groove 116, After the rotation, the angle of the wind-circling plate 113 is lowered. At this time, the wind-shielding volume of the wind-circling plate 113 increases, and the airflow below the wind disk 11 is quickly guided to the top of the wind disk 11, so that the air pressure at the top of the L-shaped pipe 3 will decrease, and the heat will be reduced. The air flow can be guided upwards from the arc-shaped plate 9 and discharged from the external air duct 7. At this time, the internal air flow can be quickly drawn out from the aluminum paste drying box 1.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. any such actual relationship or order exists between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or apparatus. Without further limitations, an element defined by the phrase "comprising a referenced structure" does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. a kind of wind-guiding rate adjustable aluminium paste drying extractor fan, including aluminium paste drying box (1) and mounting post (4), special Sign is: the mounting post (4) is located at the surface of the aluminium paste drying box (1), is communicated at the top of the aluminium paste drying box (1) Discharge pipe (2), the upside of the surrounding of the discharge pipe (2) are communicated with L shape pipe (3), and the bottom of the mounting post (4) is fixed to be connected It is connected to fan housing (5), is fixedly connected to outer air duct (7) at left and right sides of the mounting post (4), fan housing (5) inner wall Top is fixedly connected with arc panel (9) by connecting rod (8), is socketed with driving motor in the middle part of arc panel (9) bottom (10), the output end of the driving motor (10) is fixedly connected with wind disk (11)；

The wind disk (11) includes fixed disk (111), is socketed with fixing sleeve (114), the fixation on the fixed disk (111) Disk (111) is fixedly connected by connecting rod (112) with the inner sidewall of the fixing sleeve (114), the side surface of the fixing sleeve (114) It is fixedly connected with aerofoil (115), the side surface of the fixed disk (111) passes through in aerofoil (113) and the fixing sleeve (114) Wall is flexibly connected；

Described one end around aerofoil (113) is plugged on the fixing sleeve (114) inner wall, and the side surface of the fixed disk (111) is opened Equipped with limiting slot (116), the other end around aerofoil (113) is plugged in the limiting slot (116).

2. the adjustable aluminium paste drying extractor fan of a kind of wind-guiding rate according to claim 1, it is characterised in that: described Connection iron (6), side and institute of the iron (6) far from the mounting post (4) are fixedly connected at left and right sides of mounting post (4) The side for stating outer air duct (7) is fixedly connected.

3. the adjustable aluminium paste drying extractor fan of a kind of wind-guiding rate according to claim 1, it is characterised in that: described The quantity of aerofoil (115) is greater than 25, and multiple aerofoils (115) are equidistantly distributed in the fixing sleeve (114) Outer surface.

4. the adjustable aluminium paste drying extractor fan of a kind of wind-guiding rate according to claim 1, it is characterised in that: described The shape of limiting slot (116) is sector, and the segment angle of the limiting slot (116) is 45 degree.

5. the adjustable aluminium paste drying extractor fan of a kind of wind-guiding rate according to claim 1, it is characterised in that: described Aerofoil (115) is fixedly connected on the outer wall of the fixing sleeve (114), and the quantity around aerofoil (113) in 45 degree of angles It is four.

6. the adjustable aluminium paste drying extractor fan of a kind of wind-guiding rate according to claim 1, it is characterised in that: described Fan housing (5) is located at the surface of four L shape pipes (3), and arc panel (9) diameter is straight at the top of the fan housing (5) inner wall 2/3rds of diameter.