CN221046657U - Even wind device of selection by winnowing separator for grain processing - Google Patents
Even wind device of selection by winnowing separator for grain processing Download PDFInfo
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- CN221046657U CN221046657U CN202322874921.8U CN202322874921U CN221046657U CN 221046657 U CN221046657 U CN 221046657U CN 202322874921 U CN202322874921 U CN 202322874921U CN 221046657 U CN221046657 U CN 221046657U
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- 230000007246 mechanism Effects 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 235000013339 cereals Nutrition 0.000 claims 8
- 230000008859 change Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- 239000012535 impurity Substances 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012216 screening Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- -1 chaff Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a wind homogenizing device of a winnowing separator for grain treatment, which belongs to the technical field of grain treatment equipment and comprises a fan, wherein an output end of the fan is connected with a wind homogenizing pipe, an outlet side of the wind homogenizing pipe is rotationally connected with a plurality of wind homogenizing plates, an outlet side of the wind homogenizing pipe is connected with a wind supply channel, two ends of the wind homogenizing plates are fixedly connected with rotating shafts, the rotating shafts penetrate through the wind homogenizing pipe and are rotationally connected with the wind homogenizing pipe, one end, far away from the wind homogenizing pipe, of each rotating shaft is fixedly connected with a rocker arm, a driving shaft is fixedly connected onto each rocker arm, movable rods are arranged at two ends of the wind homogenizing plates, a plurality of driving rings are fixedly connected onto the movable rods, the driving rings are sleeved on the driving shafts and are in contact with the driving shafts, the two movable rods are fixedly connected with connecting rods, and the connecting rods are connected with a reciprocating mechanism. The wind homogenizing device of the winnowing separator for grain treatment continuously adjusts the wind direction blown out by the wind homogenizing pipe through the reciprocating mechanism, and always keeps uniform air supply in the air supply channel.
Description
Technical Field
The utility model belongs to the technical field of grain treatment equipment, and particularly relates to a wind homogenizing device of a wind separation device for grain treatment.
Background
Grain winnowing is to blow off impurities such as chaff, dust, light impurities and the like in grains by utilizing aerodynamics and the difference of grain granularity and wind speed, so that the purpose of screening is achieved. In the grain winnowing machine, grains enter the machine through a feed inlet, and finally impurities and grains with different grades are separated through the processes of vibration screening, optical sensor detection, wind power adsorption and the like. The grain winnowing machine adopts advanced technology and equipment, has the advantages of high treatment efficiency, high precision, high automation degree and the like, and is an important device indispensable in modern grain processing production.
Because the fan outlet in the market is generally different from the size of the air supply channel of the separator, the air blown by the fan can be uneven after entering the air supply channel, the wind speed around is slow, the middle wind speed is fast, the wind separation effect is affected, and Chinese publication No. CN202655246U discloses a wind homogenizing device of a grain wind separation separator, comprising a fan and an air supply channel, the air outlet of the air supply channel is provided with a shutter type wind homogenizing mechanism … …, the device continuously changes the air blown by the fan through the wind homogenizing plate, the air is uniformly blown by the fan from top to bottom to select a separation box, the uniform change wind pressure of materials is ensured, but the wind homogenizing plate in the device is manually controlled by an operation handle to drive a transmission rod, in order to ensure that the wind direction of the air blown by the fan is continuously adjusted, the operation handle is required to be continuously adjusted to control the change of the wind direction during actual use, the speed of the change is difficult to be ensured during adjustment, the wind direction is not uniform, the finally output wind direction is not uniform enough, and the final wind homogenizing effect is affected.
Therefore, we propose a wind homogenizing device of a wind separator for grain treatment to solve the above problems.
Disclosure of utility model
The utility model aims to solve the problems that in the prior art, manual adjustment of a plurality of air homogenizing plates by means of an operating handle is inconvenient and a good air homogenizing effect cannot be maintained continuously by changing the air direction, and provides an air homogenizing device of an air separation separator for grain treatment.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides a grain is even wind device of selection by winnowing separator for processing, includes the fan, the fan output is connected with even tuber pipe, even tuber pipe exit side rotates and is connected with a plurality of even aerostats, even tuber pipe exit side is connected with air supply passageway, even aerostats both ends fixedly connected with pivot, the pivot passes even tuber pipe and rotates with even tuber pipe to be connected, the one end fixedly connected with rocking arm of even tuber pipe is kept away from in the pivot, fixedly connected with drive shaft on the rocking arm, even tuber pipe is located even aerostats both ends and all is equipped with the movable rod, fixedly connected with a plurality of drive rings on the movable rod, the drive ring cover is established in the drive shaft and is contradicted with the drive shaft, two movable rod fixedly connected with connecting rod, the connecting rod is connected with the reciprocating mechanism that drives its reciprocates.
Preferably, the reciprocating mechanism comprises a driving frame fixedly connected to the connecting rod, a driving motor is fixedly connected to the air homogenizing pipe, a cam is fixedly connected to an output shaft of the driving motor, and the cam is located in the driving frame and is abutted to the inner wall of the driving frame.
Preferably, limit blocks are fixedly connected to two sides of the air homogenizing pipe, and the movable rod penetrates through the limit blocks and is in sliding connection with the limit blocks.
Preferably, a guide plate is fixedly connected in the middle of the air homogenizing pipe, the guide plate is opposite to the output end of the fan, and the surface of the guide plate is smooth.
Preferably, the cross section of the guide plate is in a water drop shape, and one wide end of the guide plate faces to the output end of the fan.
Preferably, the reciprocating mechanism comprises an electric push rod fixedly connected above the air homogenizing pipe, the electric push rod is vertically arranged, and the output end of the electric push rod is fixedly connected with the connecting rod.
Preferably, the output end of the electric push rod is fixedly connected with a connecting block, the connecting block is U-shaped, and the inner side of the connecting block is attached to the connecting rod.
Preferably, a reset spring is arranged between the connecting rod and the air homogenizing pipe, and two ends of the reset spring are respectively and fixedly connected with the connecting rod and the air homogenizing pipe.
In summary, the technical effects and advantages of the present utility model are:
1. This even wind device of selection by winnowing separator for grain processing, during the use by reciprocating mechanism drive movable rod reciprocating motion from top to bottom, can drive the drive shaft and reciprocate when the movable rod reciprocates from top to bottom, and the drive shaft reciprocates and drives the rocking arm swing, the rocking arm swing causes the pivot to rotate for the pivot drives even aerofoil and rotates certain angle, thereby changes the wind direction of even tuber pipe output wind and makes it evenly blow to the air supply passageway, and it is more convenient in current manual mode of adjusting the switching, and can constantly adjust the wind direction that even tuber pipe blown out, keeps always to the interior even air supply of air supply passageway.
2. The connecting rod is driven by the electric push rod and the reset spring to move up and down, the connecting rod is always attached to the connecting block in the using process, compared with a reciprocating mechanism driven by a driving motor, the noise is smaller, and the pushing-out speed of the electric push rod is relatively slow, so that the angle change of the air homogenizing plate is smoother, and the air homogenizing plate is more suitable for the air direction change requirement of stable low speed.
Drawings
FIG. 1 is a schematic diagram of a structure of an embodiment of the present utility model;
FIG. 2 is a schematic diagram of the internal structure of the air homogenizing pipe of the present utility model;
FIG. 3 is a schematic diagram of a second embodiment of the present utility model;
Fig. 4 is an enlarged view at a in fig. 3.
In the figure: 1. a blower; 2. air homogenizing pipes; 3. a wind homogenizing plate; 4. a rotating shaft; 5. a rocker arm; 6. a drive shaft; 7. a movable rod; 8. a drive ring; 9. a connecting rod; 10. a limiting block; 11. a deflector; 121. a driving motor; 122. a cam; 123. a drive frame; 131. an electric push rod; 132. a connecting block; 133. and a return spring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.
Embodiment one:
Referring to fig. 1 and 2, a wind homogenizing device of a grain processing air separator comprises a fan 1, wherein an output end of the fan 1 is connected with a wind homogenizing pipe 2, and wind is blown into the wind homogenizing pipe 2 by the fan 1. The outlet side of the air homogenizing pipe 2 is rotationally connected with a plurality of air homogenizing plates 3, the air homogenizing plates 3 are arranged along a linear array in the vertical direction, the air homogenizing plates 3 are arranged in parallel, the angles of the air homogenizing plates 3 are synchronously adjusted, the air in the air homogenizing pipe 2 can be uniformly output towards the outer side, the outlet side of the air homogenizing pipe 2 is connected with an air supply channel, the output air continuously changes from top to bottom and is uniformly blown into the air supply channel, and finally, the air supply channel is used for outputting the air for separating the stalks and broken leaves containing impurities in grains.
Referring to fig. 1 and 2, two ends of the air homogenizing plate 3 are fixedly connected with rotating shafts 4, the rotating shafts 4 penetrate through the air homogenizing pipe 2 and are rotationally connected with the air homogenizing pipe 2, and the air homogenizing plate 3 rotates along with the rotating shafts 4 to change angles. One end of the rotating shaft 4 far away from the uniform air pipe 2 is fixedly connected with a rocker arm 5, the rocker arm 5 is arranged along the radial direction of the rotating shaft 4, a driving shaft 6 is fixedly connected to the rocker arm 5, and the driving shaft 6 is parallel to the rotating shaft 4 and is positioned at one end of the rotating shaft 4 based on the principle of the rocker arm 5. The even tuber pipe 2 is located even aerofoil 3 both ends and all is equipped with movable rod 7, and movable rod 7 sets up vertically. Further, the two sides of the air homogenizing pipe 2 are fixedly connected with limiting blocks 10, the movable rod 7 passes through the limiting blocks 10 and is in sliding connection with the limiting blocks 10, and the movable rod 7 moves up and down along the vertical direction under the limiting of the limiting blocks 10.
The movable rod 7 is fixedly connected with a plurality of driving rings 8 which are arranged in a linear array, and the driving rings 8 are also horizontally arranged at the same time. The driving ring 8 is sleeved on the driving shaft 6 and is abutted against the driving shaft 6, the driving ring 8 abuts against the driving shaft 6 when moving up and down so that the driving ring 8 moves up and down along with the driving ring 8, and the rocker arm 5 is driven to rotate around the axis of the rotating shaft 4 when the driving ring 6 moves up and down, so that the rotating shaft 4 is driven to rotate for a certain angle to change the angle of the air homogenizing plate 3. The plurality of driving rings 8 positioned on the same movable rod 7 keep synchronous movement, and the plurality of air distribution plates 3 rotate synchronously, so that the air distribution plates 3 keep the same orientation, and the air distribution plates 3 can uniformly blow the air direction outside of the inner side of the air distribution pipe 2 into the air supply pipeline in one direction.
Referring to fig. 1 and 2, in addition, a baffle 11 is fixedly connected in the middle of the air homogenizing pipe 2, the baffle 11 is opposite to the output end of the fan 1, the surface of the baffle 11 is smooth, the air with a higher middle air speed after the air blown out from the output end of the fan 1 enters the air homogenizing pipe 2 can be contacted with the baffle 11, and the air is guided to two sides by the baffle 11 so that the overall air speed is more uniform.
Specifically, the cross section of the guide plate 11 is in a water drop shape, one wide end of the guide plate 11 faces the output end of the fan 1, and the guide plate 11 in a water drop shape and with a smooth surface can break wind to two sides and simultaneously reduce weakening of wind power.
Referring to fig. 1 and 2, the two movable rods 7 are fixedly connected with the connecting rod 9, the two movable rods 7 are fixedly connected together, and the two movable rods 7 move synchronously, so that synchronous adjustment of two sides of the air distribution plate 3 is realized. The connecting rod 9 is connected with a reciprocating mechanism for driving the connecting rod to move up and down. The reciprocating mechanism comprises a driving frame 123 fixedly connected to the connecting rod 9, the driving frame 123 is vertically provided with a rectangular opening, a driving motor 121 is fixedly connected to the air homogenizing pipe 2, an output shaft of the driving motor 121 is fixedly connected with a cam 122, the cam 122 is located in the driving frame 123 and is in interference with the inner wall of the driving frame 123, the driving motor 121 output shaft drives the cam 122 to rotate and continuously interfere with the inner wall of the driving frame 123, so that the air is continuously dithered up and down and moves up and down with the movable rod 7 through the connecting rod 9, the angle of the air homogenizing plate 3 is continuously changed, and air is uniformly blown into an air supply pipeline from top to bottom.
Embodiment two:
based on the wind homogenizing device of the winnowing separator for grain processing in the first embodiment, the rotation speed of the driving motor 121 is faster during actual use, and the noise is generated by the friction between the cam 122 and the driving frame 123 and the collision generated by the contact, so that the wind homogenizing device is not suitable for use in some working environments in which the noise needs to be reduced, and the up-and-down movement speed of the driving frame 123 is faster and slower, so that the angle adjusting process is not smooth enough, and the wind homogenizing effect during use is affected.
Referring to fig. 2, 3, and 4, therefore, to solve the above problems: the reciprocating mechanism comprises an electric push rod 131 fixedly connected above the air homogenizing pipe 2, the electric push rod 131 is vertically arranged, the output end of the electric push rod 131 is fixedly connected with the connecting rod 9, the electric push rod 131 can apply thrust, the connecting rod 9 is pushed upwards through the push rod, and accordingly the movable rod 7 is driven to move upwards. The output end of the electric push rod 131 is fixedly connected with a connecting block 132, the connecting block 132 is U-shaped with an opening facing to the upper side, the inner side of the connecting block 132 is attached to the connecting rod 9, the connecting rod 9 is clamped into the connecting block 132 and can be lifted upwards to be separated from the connecting block 132, and separation and disassembly are achieved, and the electric push rod 131 drives the connecting rod 9 to move upwards through the connecting block 132.
Specifically, a reset spring 133 is arranged between the connecting rod 9 and the air homogenizing pipe 2, and two ends of the reset spring 133 are respectively fixedly connected with the connecting rod 9 and the air homogenizing pipe 2. The return spring 133 provides a downward pulling force for the connecting rod 9 to keep the connecting rod 9 tightly attached to the connecting block 132, so that the connecting rod 9 can still be stably clamped in the gap of the connecting block 132 when the push rod of the electric push rod 131 is recovered.
The electric push rod 131 has a gentle extending speed and small sound, and the connecting block 132 and the connecting rod 9 are in close contact with each other in the whole process without relative movement, so that noise is not easy to generate, and the electric push rod is more suitable for use environments with high requirements on sound.
Working principle: during the use, through reciprocating mechanism drive connecting rod 9 reciprocates, the connecting rod 9 reciprocates and can drive the movable rod 7 of both sides and reciprocate synchronously, a plurality of drive rings 8 on the movable rod 7 conflict and drive shaft 6 reciprocates, drive shaft 6 reciprocates and can cause the rotation of rocking arm 5, rocking arm 5 rotates and drives pivot 4 and rotate, pivot 4 rotates the angle that changes air-evening plate 3, thereby blow into the air supply pipeline from top to bottom evenly with the wind of output in the air-evening pipe 2 through air-evening plate 3, and the wind that fan 1 blown out can collide with guide plate 11 in air-evening pipe 2 way, guide plate 11 leads the wind in the middle both sides, thereby balanced both sides in the air-evening pipe 2 and the wind speed of wind in the centre, further promote even wind effect.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (8)
1. The utility model provides a fan device of wind separator is used in cereal processing, includes fan (1), fan (1) output is connected with even tuber pipe (2), even tuber pipe (2) exit side rotates and is connected with a plurality of even aerofoil (3), even tuber pipe (2) exit side is connected with air supply channel, a serial communication port, even aerofoil (3) both ends fixedly connected with pivot (4), pivot (4) pass even tuber pipe (2) and rotate with even tuber pipe (2) to be connected, the one end fixedly connected with rocking arm (5) of even tuber pipe (2) are kept away from in pivot (4), fixedly connected with drive shaft (6) on rocking arm (5), even tuber pipe (2) are located even tuber pipe (3) both ends all are equipped with movable rod (7), fixedly connected with actuating ring (8) on movable rod (7), actuating ring (8) cover are established on drive shaft (6) and are contradicted with drive shaft (6), two movable rod (7) fixedly connected with connecting rod (9), connecting rod (9) are connected with reciprocating drive mechanism that reciprocates.
2. The wind homogenizing device of a winnowing separator for grain processing according to claim 1, wherein the reciprocating mechanism comprises a driving frame (123) fixedly connected to the connecting rod (9), a driving motor (121) is fixedly connected to the homogenizing pipe (2), a cam (122) is fixedly connected to an output shaft of the driving motor (121), and the cam (122) is located in the driving frame (123) and is abutted against the inner wall of the driving frame (123).
3. The wind homogenizing device of a winnowing separator for grain processing according to claim 1, wherein limiting blocks (10) are fixedly connected to two sides of the wind homogenizing pipe (2), and the movable rod (7) penetrates through the limiting blocks (10) and is in sliding connection with the limiting blocks (10).
4. The wind homogenizing device of a winnowing separator for grain processing according to claim 1, wherein a guide plate (11) is fixedly connected in the middle of the homogenizing pipe (2), the guide plate (11) is opposite to the output end of the fan (1), and the surface of the guide plate (11) is smooth.
5. The wind homogenizing device of a grain processing air separator according to claim 4, wherein the cross section of the deflector (11) is in a water drop shape, and the wide end of the deflector (11) faces the output end of the fan (1).
6. The wind homogenizing device of a winnowing separator for grain processing according to claim 1, wherein the reciprocating mechanism comprises an electric push rod (131) fixedly connected above the homogenizing pipe (2), the electric push rod (131) is vertically arranged, and the output end of the electric push rod (131) is fixedly connected with the connecting rod (9).
7. The wind homogenizing device of a grain processing air separator according to claim 6, wherein a connecting block (132) is fixedly connected to an output end of the electric push rod (131), the connecting block (132) is U-shaped, and an inner side of the connecting block (132) is attached to the connecting rod (9).
8. The wind homogenizing device of a grain processing wind separator according to claim 7, wherein a return spring (133) is arranged between the connecting rod (9) and the wind homogenizing pipe (2), and two ends of the return spring (133) are fixedly connected with the connecting rod (9) and the wind homogenizing pipe (2) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322874921.8U CN221046657U (en) | 2023-10-26 | 2023-10-26 | Even wind device of selection by winnowing separator for grain processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322874921.8U CN221046657U (en) | 2023-10-26 | 2023-10-26 | Even wind device of selection by winnowing separator for grain processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221046657U true CN221046657U (en) | 2024-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322874921.8U Active CN221046657U (en) | 2023-10-26 | 2023-10-26 | Even wind device of selection by winnowing separator for grain processing |
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| Country | Link |
|---|---|
| CN (1) | CN221046657U (en) |
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2023
- 2023-10-26 CN CN202322874921.8U patent/CN221046657U/en active Active
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