CN218394738U - Energy-saving dust removal device for screening astragalus seeds - Google Patents

Abstract

The utility model discloses an energy-saving and dust-removing device for astragalus seed screening, which comprises a dust-removing pipeline, a feeding hopper is fixedly arranged on the top of the dust-removing pipeline, a fixed plate is fixedly connected to one side of the dust-removing pipeline, a rotating shaft is connected to the fixed plate in rotation, and a fixed plate is fixed on the fixed plate. A motor is provided, and the end of the rotating shaft away from the motor is fixedly connected with fan blades, and the bottom of the dust removal pipeline is fixedly connected with two support plates, and the bottom of the dust removal pipeline is located below the opening. The two screen frames are arranged obliquely downward from the fixed position to away from the fixed position respectively. The motor drives the rotating shaft and fan blades to rotate, blowing air into the dust removal pipe, and then separating the mixed dust in the astragalus seeds from the astragalus seeds, and the plump seeds will fall down into the first sieve frame, and the shriveled and insect-eaten seeds will be Light in weight, it will float for a certain distance along the wind direction, and then fall into the second sieve frame, and then sieve out shriveled and insect-eaten seeds, which is convenient and quick.

Description

An energy-saving and dust-removing device for astragalus seed screening

technical field

The utility model belongs to the technical field of astragalus seed dust removal, in particular to an energy-saving dust removal device for screening astragalus seeds.

Background technique

Astragalus, also known as Mianqi, is a perennial herb with a height of 50-100 cm. The main root is thick, woody, often branched, off-white, and the stems are erect. The medicinal use of Astragalus has a history of more than 2,000 years. , diuretic, anti-aging, anti-stress, antihypertensive and a wide range of antibacterial effects, while Astragalus needs to be sieved in the process of production and processing, so as to extract superior medicinal materials.

Before the Astragalus seeds are sown, it is necessary to remove dust and screen the Astragalus seeds. In the prior art, most of the Astragalus seeds are dedusted by blowing with a fan. The screening generally uses a screen with mechanical vibration, but the Astragalus seeds It is not convenient to screen out shriveled and moth-eaten seeds, and it needs to be manually removed, which is troublesome.

Utility model content

In view of the above problems, the utility model provides an energy-saving and dust-removing device for screening Astragalus seeds.

In order to achieve the above object, the utility model adopts the following technical scheme: an energy-saving dust removal device for astragalus seed screening, including a dust removal pipe, a hopper is fixedly arranged on the top of the dust removal pipe, and a fixed plate is fixedly connected to one side of the dust removal pipe , the fixed plate is rotatably connected with a rotating shaft, the fixed plate is fixedly provided with a motor, the output end of the motor is fixedly connected with the rotating shaft, the end of the rotating shaft away from the motor is fixedly connected with a fan blade, the bottom of the dust removal pipeline The wall is provided with an opening, and the bottom of the dust removal pipeline is fixedly connected with two support plates. connected, and the first screen frame and the second screen frame are respectively inclined downward from the fixed position to the place away from the fixed position, and the outer sidewalls on both sides of the first screen frame are fixedly connected with limiting plates, and the second screen frame The outer walls of both sides of the two screen frames are fixedly connected with the same limiting plates, and the two supporting plates are respectively connected with four supporting components connected with the limiting plates.

Preferably, a feeding plate is fixedly connected to the inner side of the hopper, and a plurality of evenly distributed feeding holes are opened on the feeding plate.

Preferably, two material guide blocks are fixedly connected to the inner wall of the hopper above the feed plate, and both of the two material guide blocks are provided with material guide slopes.

Preferably, each of the four support assemblies includes a limit rod, a spring and a fixed block, the limit rod slides through the support plate, one end of the limit rod is fixedly connected to the limit plate, and the other end of the limit rod It is fixedly connected with the fixed block, and the spring is sleeved outside the limit rod.

Preferably, a plurality of impurities-removing holes are opened on the first screen frame and the second screen frame.

Preferably, a fixed frame is fixedly connected to the support plate, the bottom end of the fixed frame is rotatably connected to a first transmission shaft, one end of the first transmission shaft is fixedly mounted with a driven wheel, and a driving wheel is fixedly mounted on the rotating shaft , a belt is connected between the driving wheel and the driven wheel, a second transmission shaft is rotatably connected to the support plate, a first bevel gear is fixedly installed on the first transmission shaft, and a fixed bevel gear is fixed on the second transmission shaft A second bevel gear meshed with the first bevel gear is installed, and a cam that interferes with a limiting plate is fixedly installed on the second transmission shaft.

Preferably, a collection bucket is fixedly connected to the side of the dust removal pipeline away from the fan blades, and a dust storage box is fixedly connected to the side of the collection bucket away from the dust removal pipeline.

Preferably, the side wall of the dust storage box is provided with a door for cleaning the dust inside the dust storage box.

Compared with the prior art, the beneficial effects of the utility model are:

1. The motor drives the rotating shaft and the fan blades to rotate, blowing air into the dust removal pipe, and then separating the mixed dust in the astragalus seeds from the astragalus seeds, and the plump seeds will fall down into the first sieve frame, and the shriveled and insect-eaten Due to the light weight, the seeds will float along the wind direction for a certain distance, and then fall into the second sieve frame, and then sieve out shriveled and insect-eaten seeds, which is convenient and quick.

2. The motor will drive the driving wheel to rotate at the same time. The driving wheel drives the driven wheel and the first transmission shaft to rotate through the belt. The first transmission shaft drives the first bevel gear to rotate, which in turn drives the second bevel gear and the second transmission shaft to rotate, and then drives the The cam rotates, and the cam touches the limit plate, and then drives the first screen frame and the second screen frame to vibrate left and right, improving the efficiency of the first screen frame and the second screen frame in removing impurities, without using a driving mechanism to drive the first screen frame and the second screen frame The vibration of the second screen frame is more energy-saving.

Description of drawings

Fig. 1 is a kind of astragalus seed screening proposed by the utility model with the overall structural representation of the energy-saving and dust-removing device;

Fig. 2 is a structural schematic diagram of an overall another perspective of an energy-saving and dust-removing device for screening Astragalus seeds proposed by the utility model;

Fig. 3 is the structure schematic diagram of the cross-sectional view of the energy-saving dedusting device dust removal pipeline of a kind of astragalus seed screening proposed by the utility model;

Fig. 4 is a kind of astragalus seed screening that the utility model proposes and uses the energy-saving and dust-removing device Fig. 1 A place enlarged structural representation;

Fig. 5 is an enlarged structural schematic diagram of B in Fig. 2 of an energy-saving and dust-removing device for astragalus seed screening proposed by the utility model.

In the figure: 1. Dust removal pipeline; 2. Feeding hopper; 3. Fixed plate; 4. Rotating shaft; 5. Motor; 6. Fan blade; 7. Opening; 8. Support plate; 9. First screen frame; Two screen frames; 11, limiting plate; 12, feeding plate; 13, feeding hole; 14, guide block; 15, limiting rod; 16, spring; 17, fixed block; 18, impurity removal hole; 19, Fixed frame; 20, the first transmission shaft; 21, driven wheel; 22, driving wheel; 23, belt; 24, the second transmission shaft; 25, the first bevel gear; 26, the second bevel gear; 27, cam; 28 , collecting bucket; 29, dust storage box; 30, box door.

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.

Referring to Figures 1-5, an energy-saving dust removal device for astragalus seed screening includes a dust removal pipeline 1, a feeding hopper 2 is fixedly arranged on the top of the dust removal pipeline 1, the bottom of the feeding hopper 2 communicates with the dust removal pipeline 1, and the inner side of the feeding hopper 2 is fixedly connected with an inlet. The feed plate 12 is provided with a plurality of evenly distributed feeding holes 13 on the feeding plate 12, the Astragalus seeds are added into the feeding hopper 2, the Astragalus seeds are fed through a plurality of feeding holes 13, and the seeds are dispersed through the plurality of feeding holes 13 Open and limit the amount of feeding. The inner sidewall of the feeding hopper 2 is positioned at the top of the feeding plate 12 and is fixedly connected with two material guide blocks 14. The two material guide blocks 14 are provided with a material guide slope. flow.

One side of the dust removal pipeline 1 is fixedly connected with a fixed plate 3, the fixed plate 3 is rotatably connected with a rotating shaft 4, the fixed plate 3 is fixedly provided with a motor 5, the output end of the motor 5 is fixedly connected with the rotating shaft 4, and the end of the rotating shaft 4 is far away from the motor 5 The fan blade 6 is fixedly connected, and the motor 5 drives the rotating shaft 4 and the fan blade 6 to rotate, blowing air into the dust removal pipeline 1, and then separating the dust mixed in the astragalus seeds from the astragalus seeds. The bottom wall of the dust removal pipeline 1 is provided with an opening 7, and the bottom of the dust removal pipeline 1 is fixedly connected with two support plates 8. It is fixedly connected with the second screen frame 10, and the first screen frame 9 and the second screen frame 10 are respectively inclined downward from the fixed position to the place away from the fixed position, and both the first screen frame 9 and the second screen frame 10 are provided with There are a plurality of removal holes 18, and the astragalus seeds after dedusting fall into the first sieve frame 9 and the second sieve frame 10 through the opening 7, and the full seeds will fall down into the first sieve frame 9, and the shriveled seeds and moth-eaten Due to their light weight, the seeds will float for a certain distance along the wind direction, and then fall in the second sieve frame 10, and pass through a plurality of impurities-removing holes 18 to discharge impurities mixed in the seeds. The two support plates 8 are respectively provided with through slots for the first screen frame 9 and the second screen frame 10 to pass through, and the ends of the first screen frame 9 and the second screen frame 10 that are far away from each other extend out of the through slots.

Referring to Fig. 2 and Fig. 5, both side outer walls of the first screen frame 9 are fixedly connected with limiting plates 11, both side outer walls of the second screen frame 10 are fixedly connected with the same limiting plates 11, and two support plates 8 There are four support assemblies connected to the limit plate 11 respectively, the four support assemblies all include a limit rod 15, a spring 16 and a fixed block 17, the limit rod 15 slides through the support plate 8, and one end of the limit rod 15 is connected to the The limit plate 11 is fixedly connected, the other end of the limit rod 15 is fixedly connected with the fixed block 17, the spring 16 is sleeved outside the limit rod 15, and the two ends of the spring 16 are fixedly connected with the fixed block 17 and the support plate 8 respectively.

Referring to Fig. 1, Fig. 2, Fig. 4 and Fig. 5, the support plate 8 is fixedly connected with a fixed frame 19, the bottom end of the fixed frame 19 is rotatably connected with a first transmission shaft 20, and one end of the first transmission shaft 20 is fixedly mounted with a driven wheel 21 , the driving wheel 22 is fixedly installed on the rotating shaft 4, the belt 23 is connected between the driving wheel 22 and the driven wheel 21, the second transmission shaft 24 is rotatably connected on the support plate 8, and the first cone is fixedly installed on the first transmission shaft 20. The gear 25 and the second transmission shaft 24 are fixedly mounted with a second bevel gear 26 meshing with the first bevel gear 25 , and the second transmission shaft 24 is fixedly mounted with a cam 27 that interferes with a limiting plate 11 .

2-3, the side of the dust removal pipeline 1 away from the fan blade 6 is fixedly connected with a collecting bucket 28, and the side of the collection bucket 28 away from the dust removal pipeline 1 is fixedly connected with a dust storage box 29. The side wall of the dust storage box 29 is provided with a door 30 for cleaning the dust inside the dust storage box 29 .

Now the operating principle of the present utility model is described as follows: Astragalus seeds are added in the hopper 2, and the Astragalus seeds are fed through a plurality of feeding holes 13, and the seeds are dispersed and the amount of feeding is limited by a plurality of feeding holes 13, while the motor 5 drives the rotating shaft 4 and the fan blade 6 to rotate, blows air into the dust removal pipe 1, and then separates the mixed dust in the astragalus seeds from the astragalus seeds, and the dust-removed astragalus seeds fall into the first sieve frame 9 and the second sieve through the opening 7 In the frame 10, the full seeds will fall down into the first sieve frame 9, and the shriveled and worm-eaten seeds will float for a certain distance along the wind direction due to their light weight, and then fall in the second sieve frame 10. The dust will be collected in the dust storage box 29. The astragalus seeds in the first sieve frame 9 and the second sieve frame 10 move down respectively along the first sieve frame 9 and the second sieve frame 10, and pass through a plurality of impurities-removing holes 18 to discharge impurities mixed in the astragalus seeds. The motor 5 can drive the driving wheel 22 to rotate at the same time, the driving wheel 22 drives the driven wheel 21 and the first transmission shaft 20 to rotate through the belt 23, the first transmission shaft 20 drives the first bevel gear 25 to rotate, and then drives the second bevel gear 26 and the first transmission shaft 25 to rotate. The second transmission shaft 24 rotates, and then drives the cam 27 to rotate, and the cam 27 resists the limit plate 11, and then drives the first sieve frame 9 and the second sieve frame 10 to vibrate left and right, and improves the first sieve frame 9 and the second sieve frame 10. The removal efficiency does not need to use a driving mechanism to drive the first screen frame 9 and the second screen frame 10 to vibrate, which is more energy-saving.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. The equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (8)

1. An energy-saving dust removal device for screening astragalus seeds comprises a dust removal pipeline (1), it is characterized in that the top of the dust removal pipeline (1) is fixedly provided with a charging hopper (2), one side of the dust removal pipeline (1) is fixedly connected with a fixing plate (3), the fixed plate (3) is rotatably connected with a rotating shaft (4), the fixed plate (3) is fixedly provided with a motor (5), the output end of the motor (5) is fixedly connected with the rotating shaft (4), one end of the rotating shaft (4) far away from the motor (5) is fixedly connected with a fan blade (6), an opening (7) is arranged on the bottom wall of the dust removing pipeline (1), two supporting plates (8) are fixedly connected with the bottom of the dust removing pipeline (1), a first screen frame (9) and a second screen frame (10) are arranged at the bottom of the dust removal pipeline (1) below the opening (7), the first screen frame (9) and the second screen frame (10) are fixedly connected, and the first screen frame (9) and the second screen frame (10) are respectively arranged downwards from the fixed position to the position far away from the fixed position in an inclined way, the outer side walls of the two sides of the first screen frame (9) are fixedly connected with limit plates (11), the same limiting plate (11) is fixedly connected to the outer side walls of the two sides of the second screen frame (10), and the two limiting plates are connected to the supporting plate (8) respectively through four supporting assemblies connected with the limiting plates (11).

2. The energy-saving dust removal device for screening astragalus seeds as claimed in claim 1, wherein a feeding plate (12) is fixedly connected to the inner side of the feeding hopper (2), and a plurality of uniformly distributed feeding holes (13) are formed in the feeding plate (12).

3. The energy-saving dust removal device for screening astragalus membranaceus seeds as claimed in claim 2, wherein two material guide blocks (14) are fixedly connected to the inner side wall of the feeding hopper (2) above the feeding plate (12), and material guide slopes are arranged on the two material guide blocks (14).

4. The energy-saving dust removing device for screening astragalus membranaceus seeds as claimed in claim 1, wherein four supporting assemblies comprise limiting rods (15), springs (16) and fixing blocks (17), the limiting rods (15) penetrate through the supporting plate (8) in a sliding mode, one ends of the limiting rods (15) are fixedly connected with the limiting plates (11), the other ends of the limiting rods (15) are fixedly connected with the fixing blocks (17), and the springs (16) are sleeved outside the limiting rods (15).

5. The energy-saving dust removal device for screening astragalus seeds as claimed in claim 1, wherein a plurality of impurity removal holes (18) are formed in the first screen frame (9) and the second screen frame (10).

6. The energy-saving dust removing device for screening astragalus membranaceus seeds as claimed in claim 1, wherein a fixing frame (19) is fixedly connected to the supporting plate (8), a first transmission shaft (20) is rotatably connected to the bottom end of the fixing frame (19), a driven wheel (21) is fixedly mounted at one end of the first transmission shaft (20), a driving wheel (22) is fixedly mounted on the rotating shaft (4), a belt (23) is connected between the driving wheel (22) and the driven wheel (21), a second transmission shaft (24) is rotatably connected to the supporting plate (8), a first bevel gear (25) is fixedly mounted on the first transmission shaft (20), a second bevel gear (26) meshed with the first bevel gear (25) is fixedly mounted on the second transmission shaft (24), and a cam (27) abutting against one limiting plate (11) is fixedly mounted on the second transmission shaft (24).

7. The energy-saving dust removal device for screening astragalus membranaceus seeds as claimed in claim 1, wherein a collection hopper (28) is fixedly connected to one side, away from the fan blades (6), of the dust removal pipeline (1), and a dust storage box (29) is fixedly connected to one side, away from the dust removal pipeline (1), of the collection hopper (28).

8. The energy-saving dust removal device for screening astragalus seeds as claimed in claim 7, wherein a box door (30) for cleaning dust in the dust storage box (29) is arranged on the side wall of the dust storage box (29).

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