CN213033013U - Main wind box structure of winnowing machine - Google Patents
Main wind box structure of winnowing machine Download PDFInfo
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- CN213033013U CN213033013U CN202021090479.XU CN202021090479U CN213033013U CN 213033013 U CN213033013 U CN 213033013U CN 202021090479 U CN202021090479 U CN 202021090479U CN 213033013 U CN213033013 U CN 213033013U
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Abstract
The main wind box structure of the winnowing machine comprises a box body, wherein an air volume and wind pressure adjusting assembly is arranged in the box body, and the air volume and wind pressure adjusting assembly comprises a plurality of components which are matched with each other: the fan comprises a motor, a fan blade and an air volume control structure; the motor drives the fan blades to reach a specific rotating speed, the air quantity of the air inlet entering the lower air box is changed by adjusting the air quantity control structure, the structure is simple, and the good air separation effect of the air separator is guaranteed.
Description
The technical field is as follows:
the utility model relates to a main wind box structure of air separator specifically relates to a main wind box structure with amount of wind pressure adjusting part.
Background art:
in various processing plants, often need sort the finished product and the waste product of material according to the needs of difference, current branch is earlier the mode or manual operation, and is time-consuming, and is inefficient, and when through the machine selection by winnowing, because current air separator does not have the mechanism that amount of wind pressure was adjusted, the selection by winnowing effect is not good, can't reach the phenomenon of the effect that the standard was selected separately, and area is big, and is with high costs.
The utility model has the following contents:
in view of the above problems in the prior art, an object of the present invention is to provide a main bellows structure of a winnowing machine with a mechanism for adjusting wind pressure and wind volume.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the main wind box structure of the winnowing machine comprises a box body, wherein an air volume and wind pressure adjusting assembly is arranged in the box body, and the air volume and wind pressure adjusting assembly comprises a plurality of components which are matched with each other: the fan comprises a motor, a fan blade and an air volume control structure; the motor drives the fan blades to reach a specific rotating speed, and the air quantity of the air inlet entering the lower air box is changed by adjusting the air quantity control structure. The air volume control structure is as follows: be equipped with cylindric blade support body in the main bellows, umbrella bone form distribution branch in the support body, fixed a slice amount of wind control blade on every branch, every branch outer end stretches out the support body and connects at a link assembly, link assembly and the cooperation of air regulation rack, rotatory air regulation rack drives branch through link assembly and rotates and then drive the size of the big or small regulation air intake that opens and shuts of air control blade rotation decision blade.
Furthermore, the motor is a 5.5KW three-phase asynchronous motor, and the 5.5KW three-phase asynchronous motor drives the fan blades to reach a specific rotating speed in a triangular belt transmission mode.
Furthermore, 12 blades are uniformly distributed on a base plate with the diameter of 600mm (phi 550 mm-phi 650mm), the rounding radius of the blades is R446mm (R400mm-R500mm), each blade and the base plate are inclined by 8.65 degrees (6 degrees to 10 degrees), and the blades are driven to rotate by a motor rotating at a fixed rotating speed so that the air volume and the air pressure of the blades reach a fixed ratio; the motor with fixed rotating speed is as follows: the rotating speed 890 plus 970r/min when the 4.0KW motor is driven, and the rotating speed 935 plus 1015r/min when the 5.5KW motor is driven.
Furthermore, the fan blades are arranged in a clockwise or anticlockwise direction.
By adopting the technical scheme, the specially-made fan blades in the main air box are driven to rotate through the three-phase asynchronous motor and the V-belt, the air pressure and the air volume in the main air box can be adjusted, and the air volume control blades are driven to rotate through the rotating air volume adjusting teeth bars, so that the size of the air inlet is determined by the opening and closing size of the blades. The rotation of the special fan blade is driven by a three-phase asynchronous motor through a triangular belt transmission mode to reach a specific rotating speed (in order to avoid the instant resistance generated by the fan blade during starting and further increase the instant current of the motor during starting, the triangular belt transmission mode is selected, so that the model selection power of the motor is reduced, and the energy-saving effect is achieved).
The specially-made fan blade is manufactured by adopting a special process, 12 blades are uniformly distributed on a bottom plate with the diameter of 600mm (phi 550 mm-phi 650mm), the rounding radius R446mm (R400mm-R500mm) of the blades is 8.65 degrees (6 degrees-10 degrees) of each blade and the bottom plate, and the fan blade manufactured by adopting the special manufacturing process rotates at a fixed rotating speed (the rotating speed 890-970R/min when the motor is driven by 4.0KW and the rotating speed 935-1015R/min when the motor is driven by 5.5 KW), so that the air volume and the air pressure of the fan blade reach a certain ratio which is 10 percent larger than the air volume generated when the standard No. 6 fan blade rotates at the same rotating speed, and a larger air volume is generated to ensure the air separation effect of products.
Description of the drawings:
the following detailed description of the present invention is provided with the accompanying drawings:
FIG. 1 is a schematic view of the whole machine of the present invention;
FIG. 2 is a schematic view of the whole machine of the present invention;
FIG. 3 is a schematic view of the internal structure of the main air box of the present invention;
FIG. 4 is a schematic view of the transmission inside the main bellows of the present invention;
FIG. 5 is a schematic view of the three-dimensional structure of the blade of the present invention;
FIG. 6 is a schematic plane structure view of the blade of the present invention;
fig. 7 is the utility model discloses amount of wind pressure adjusting part schematic structure.
The specific implementation mode is as follows:
the following detailed description of the present invention is made with reference to the accompanying drawings and examples:
fig. 1-7 show that, for the embodiment of the present invention, the air separator includes a frame 1, a conveyor belt 2 is arranged on the frame, a main wind box 3, a variable speed wind box 4 and a lower wind box 5 are sequentially and transversely communicated, the lower wind box is upwards communicated with an upper wind box 6, a finished product outlet channel 7 and a waste product outlet channel 8; the end part of the conveyor belt 2 is connected with an upper air box 6 to convey materials into the upper air box, the upper part of a lower air box 5 is provided with a finished product outlet channel 7, the finished product outlet channel 7 comprises a finished product filtering baffle plate 71 which is obliquely arranged on the upper part of the lower air box to receive the materials falling from the upper air box, and the lower end of the finished product filtering baffle plate is connected with a finished product discharge hole 72; a waste outlet channel 8 is arranged on the upper air box 7 for receiving the waste blown by the air.
Main bellows in 3 be equipped with amount of wind pressure adjustment assembly 31, amount of wind pressure adjustment assembly 31 is including mutually supporting: a motor 311, fan blades 312, an air volume control blade 313 and an air volume adjusting rack 314; the motor 311 drives the fan blades 312 to reach a specific rotation speed, and the air volume control blades 313 are driven to rotate by rotating the air volume adjusting rack 314 to determine the opening and closing size of the blades to adjust the size of the air inlet. The motor is a 5.5KW three-phase asynchronous motor, and the 5.5KW three-phase asynchronous motor drives the fan blades to reach a specific rotating speed in a triangular belt 315 transmission mode.
The fan blades 312 are formed by uniformly distributing 12 blades on a base plate with the diameter of 600mm (phi 550 mm-phi 650mm), the rounding radius of each blade is R446mm (R400mm-R500mm), each blade and the base plate are inclined by 8.65 degrees (6 degrees to 10 degrees), and the fan blades are driven to rotate by a motor rotating at a fixed rotating speed so as to enable the air volume and the air pressure of the fan blades to reach a fixed ratio; the motor with fixed rotating speed is as follows: the rotating speed 890 plus 970r/min when the 4.0KW motor is driven, and the rotating speed 935 plus 1015r/min when the 5.5KW motor is driven.
The fan blades are arranged in a clockwise or anticlockwise direction.
When the pneumatic separation device works, raw materials are conveyed into the upper air box by the conveying belt, the specially-made fan blades in the main air box are driven by the three-phase asynchronous motor through the V-belt to rotate, certain air pressure is generated in the main air box, the air is diffused into the lower air box through the reducing air channel, and then the air is blown upwards through the finished product receiving filter partition plate to form specific air quantity and air pressure, so that the material with sufficient specific gravity falls onto the filter partition plate by means of gravity and slides out to the finished product discharge port, the (waste) with insufficient specific gravity is blown into the upper air box and slides out through the waste outlet channel, and the effect of winnowing the finished product is. Simple structure, it is with low costs, can realize accurate the sorting as required.
The air pressure and the air volume in the main air box can be adjusted, and the air volume control blades are driven to rotate by rotating the air volume adjusting toothed bars, so that the size of the air inlet is determined by the opening and closing size of the blades. The rotation of the special fan blade is driven by a three-phase asynchronous motor through a triangular belt transmission mode to reach a specific rotating speed (in order to avoid the instant resistance generated by the fan blade during starting and further increase the instant current of the motor during starting, the triangular belt transmission mode is selected, so that the model selection power of the motor is reduced, and the energy-saving effect is achieved).
The specially-made fan blade is manufactured by adopting a special process, 12 blades are uniformly distributed on a bottom plate with the diameter of 600mm (phi 550 mm-phi 650mm), the rounding radius R446mm (R400mm-R500mm) of the blades is approximately 8.65 degrees (6 degrees-10 degrees) of each blade and the bottom plate, and the fan blade manufactured by the special manufacturing process rotates at a fixed rotating speed (the rotating speed 890-970R/min when the motor is driven by 4.0KW and the rotating speed 935-1015R/min when the motor is driven by 5.5 KW), so that the air volume and the air pressure of the fan blade reach a certain ratio which is 10 percent larger than the air volume generated when the standard No. 6 fan blade rotates at the same rotating speed, and a larger air volume is generated to ensure the air separation effect of products.
While the foregoing description shows and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.
Claims (5)
1. The main wind box structure of air separator, its characterized in that: including the box, be equipped with amount of wind pressure adjusting part in the box, amount of wind pressure adjusting part is including mutually supporting: the fan comprises a motor, a fan blade and an air volume control structure; the motor drives the fan blades to reach a specific rotating speed, and the air quantity of the air inlet entering the lower air box is changed by adjusting the air quantity control structure; the air volume control structure is as follows: be equipped with cylindric blade support body in the main bellows, umbrella bone form distribution branch in the support body, fixed a slice amount of wind control blade on every branch, every branch outer end stretches out the support body and connects at a link assembly, link assembly and the cooperation of air regulation rack, rotatory air regulation rack drives branch through link assembly and rotates and then drive the size of the big or small regulation air intake that opens and shuts of air control blade rotation decision blade.
2. The main wind box structure of air separator as claimed in claim 1, wherein: the motor is a 5.5KW three-phase asynchronous motor, and the 5.5KW three-phase asynchronous motor drives the fan blades to reach a specific rotating speed in a V-belt transmission mode.
3. The main wind box structure of air separator as claimed in claim 1, wherein: the fan blade adopts 12 blades which are uniformly distributed on a bottom plate with the diameter of 550 mm-650 mm, the radius of the rolling circle of the blade is R400mm-R500mm, each blade and the bottom plate are inclined at an angle of 6-10 degrees, and the fan blade is driven to rotate by a motor with fixed rotating speed so as to ensure that the air volume and the air pressure of the fan blade reach a fixed ratio; the motor with fixed rotating speed is as follows: the rotating speed 890 plus 970r/min when the 4.0KW motor is driven, and the rotating speed 935 plus 1015r/min when the 5.5KW motor is driven.
4. The main wind box structure of air separator as claimed in claim 3, wherein: the fan blade adopts 12 blades uniformly distributed on a bottom plate with the diameter of 600mm, the radius of the rolling circle of the blade is R446mm, each blade and the bottom plate are inclined at 8.65 degrees, and the fan blade is driven to rotate by a motor rotating at a fixed rotating speed so as to enable the air volume and the air pressure of the fan blade to reach a fixed ratio; the motor with fixed rotating speed is as follows: the rotating speed 890 plus 970r/min when the 4.0KW motor is driven, and the rotating speed 935 plus 1015r/min when the 5.5KW motor is driven.
5. The main wind box structure of air separator as claimed in claim 1, wherein: the fan blades are arranged in a clockwise or anticlockwise direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021090479.XU CN213033013U (en) | 2020-06-12 | 2020-06-12 | Main wind box structure of winnowing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021090479.XU CN213033013U (en) | 2020-06-12 | 2020-06-12 | Main wind box structure of winnowing machine |
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| Publication Number | Publication Date |
|---|---|
| CN213033013U true CN213033013U (en) | 2021-04-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021090479.XU Active CN213033013U (en) | 2020-06-12 | 2020-06-12 | Main wind box structure of winnowing machine |
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|---|---|
| CN (1) | CN213033013U (en) |
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2020
- 2020-06-12 CN CN202021090479.XU patent/CN213033013U/en active Active
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