CN223811278U - A horizontal dust removal and screening device and a compound air separator - Google Patents
A horizontal dust removal and screening device and a compound air separatorInfo
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- CN223811278U CN223811278U CN202520179938.8U CN202520179938U CN223811278U CN 223811278 U CN223811278 U CN 223811278U CN 202520179938 U CN202520179938 U CN 202520179938U CN 223811278 U CN223811278 U CN 223811278U
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Abstract
本申请公开了一种卧式除尘筛选装置以及复式风选机，卧式除尘筛选装置包括机架、进料斗、散料装置、鱼鳞筛板、筛分装置、除尘风罩、除尘器以及除尘风机，机架上设有进风箱，进风箱内设有导风装置，除尘风罩一侧设有辅助除尘管；除尘风罩内设有风量调节装置；复式精选机，还包括比重分筛装置；比重分筛装置设在所述第二筛分板下方；比重分筛装置包括比重精选台；比重精选台与第二筛分板呈V形布置；本申请的有益效果是，通过改进进风方式，在鱼鳞筛网的出粮口安装辅助除尘，进一步的去除尘土和比较轻的杂质，可以减小除尘风机的功率，可以用小型号的风机，降低能源消耗。
This application discloses a horizontal dust removal and screening device and a compound air separator. The horizontal dust removal and screening device includes a frame, a feeding hopper, a material dispersing device, a fish-scale screen plate, a screening device, a dust removal hood, a dust collector, and a dust removal fan. An air inlet box is provided on the frame, and an air guide device is provided inside the air inlet box. An auxiliary dust removal pipe is provided on one side of the dust removal hood. An air volume regulating device is provided inside the dust removal hood. The compound air separator also includes a gravity screening device. The gravity screening device is located below the second screening plate. The gravity screening device includes a gravity separation platform. The gravity separation platform and the second screening plate are arranged in a V-shape. The beneficial effect of this application is that by improving the air intake method and installing auxiliary dust removal at the grain outlet of the fish-scale screen, dust and lighter impurities are further removed. The power of the dust removal fan can be reduced, and a smaller fan can be used to reduce energy consumption.
Description
Technical Field
The application relates to the technical field of grain machinery, in particular to a horizontal dedusting and screening device and a compound winnowing machine.
Background
The horizontal dust removal screening device provided with the existing compound fanning machine in the company adopts a dust removal fan cover arranged above a fish scale screen, the dust removal fan cover is connected with a dust remover and a dust removal fan and is used for removing dust, light broken leaves and fine straws, a No. five fan with 11 kilowatts is required to be provided, the power is very high, dust cannot be discharged cleanly, and through tracking analysis of technicians, grains are paved on the fish scale screen, wind resistance is very high, namely the air quantity loss is high, so that the No. 5 fan cannot remove dust cleanly, a larger fan needs to be provided, the occupied area of the larger fan is large, the installation is not easy, meanwhile, energy is wasted, and the problem needs to be solved.
Among the prior patents, the early patent 202410421400.3 of our company, named as a double air separator, discloses a double air separator, which comprises a frame, a gravity screening device and a horizontal air screening device, wherein the horizontal air screening device is positioned above the gravity screening device, the gravity screening device comprises a gravity air chamber, a gravity fan, a fan motor, a gravity fine screening table and an eccentric vibration device, the eccentric vibration device comprises an eccentric driving motor, an eccentric wheel, an auxiliary supporting rod and an eccentric connecting rod, one end of the eccentric connecting rod and one end of the auxiliary supporting rod are provided with a rubber sleeve and a nylon shaft, the horizontal air screening device comprises a screen body, a feed hopper, a dragon type bulk device, a dust removing fan cover, a dust remover and a dust removing fan, and the horizontal air screening device can remove dust normally only by a No. 5 dust removing fan, and is not very clean and needs improvement.
The multifunctional horizontal air screen comprises a screen body, a screen assembly arranged in the screen body, a power device for driving the screen assembly to vibrate and a light impurity removing device arranged on the screen body, wherein a small impurity receiving hopper, a large impurity outlet and a finished product outlet are sequentially arranged at the lower part of the screen body, the small impurity receiving hopper, the large impurity outlet and the finished product outlet are communicated with the inside of the screen body, a screen cleaning ball for cleaning the screen is arranged in the screen assembly, the screen assembly comprises a first screen plate and a second screen plate which are sequentially arranged in the screen body from top to bottom, screen holes are formed in the first screen plate, screen holes are formed in the second screen plate, the light impurity removing device comprises a dust hood, a dust remover and an exhaust fan, air inlet is required to pass through grains paved on the screen plates, wind resistance is large, the effect of removing light impurities is poor, and the required exhaust fan power is large and needs to be solved.
Disclosure of utility model
The application aims to provide a horizontal dust removal screening device and a compound winnowing machine, wherein an auxiliary dust removal is arranged at a grain outlet of a fish scale screen by improving an air inlet mode, so that dust and lighter impurities are further removed, the power of a dust removal fan can be reduced, a small-sized fan can be used, and the energy consumption is reduced.
In order to achieve the above purpose, the technical scheme adopted by the application is as follows:
A horizontal dust removal screening device comprises a frame, a feed hopper arranged at one end of the frame, a bulk material device arranged below the feed hopper, a scale sieve plate arranged on the frame and used for receiving materials of the bulk material device, and a dust removal fan cover arranged above the scale sieve plate, wherein a material outlet is formed in one end of the scale sieve plate, which is far away from the bulk material device, an air inlet box is arranged on the frame below the scale sieve plate, the top surface of the air inlet box is open, the scale sieve plate forms the top surface of the air inlet box, an air guide device is arranged in the air inlet box, an auxiliary dust removal pipe is arranged on one side of the dust removal fan cover, the air guide device is respectively communicated with one end of the auxiliary dust removal pipe and an air inlet of the dust removal fan cover, the material outlet is arranged in the auxiliary dust removal pipe, so that wind in the auxiliary dust removal pipe can conveniently suck tiny particles and light straws in grains of the material outlet, the other end of the auxiliary dust removal pipe is communicated with an air outlet of the dust removal fan cover through an air guide pipe, the air guide pipe is communicated with a dust remover, and the dust remover is communicated with the dust remover.
Further, an air quantity adjusting device is arranged in the dust removing fan cover, the air quantity adjusting device comprises a handle and an adjusting plate, the handle is arranged outside the dust removing fan cover, the adjusting plate is positioned in the dust removing fan cover, one end of the adjusting plate is fixed with one end of the handle, and the other end of the adjusting plate swings along one side wall of the dust removing fan cover.
Further, the air inlet box is provided with a first air inlet and a second air inlet, the first air inlet is arranged on the right side face of the air inlet box, the second air inlet is arranged on the bottom face of the air inlet box, the air guiding device comprises a first guide plate arranged above the first air inlet and positioned below the right side of the fish scale sieve plate, a second guide plate positioned below the left side of the fish scale sieve plate and a third guide plate positioned below the second guide plate, the first guide plate, the second guide plate and the third guide plate are all arranged in the air inlet box, one end of the arc is in an arc shape, an air inlet channel is formed by one end of the arc shape and the first guide plate, and the other end of the third guide plate and the second guide plate form an auxiliary dust removing air inlet.
The screening device comprises a first screening plate and a second screening plate which are arranged on the machine frame, the first screening plate is arranged above the second screening plate, the first screening plate is arranged below the material outlet, cleaning balls are arranged below the first screening plate and the second screening plate, a vibrating motor for driving the first screening plate and the second screening plate to vibrate is arranged on the machine frame, a large impurity outlet, a finished grain tank and a small impurity outlet are respectively arranged at one end, far away from the fish scale sieve plate, of the second screening plate, and a finished grain outlet is arranged on the finished grain tank.
The compound winnowing machine further comprises a specific gravity screening device arranged on the frame, wherein the specific gravity screening device is arranged below the second screening plate.
The gravity screening device comprises a gravity dressing table and an eccentric vibration device arranged between the gravity dressing table and a frame, wherein the eccentric vibration device comprises an eccentric driving motor arranged on the frame, an eccentric wheel in transmission connection with the eccentric driving motor and an eccentric driving connecting rod with one end in rotary connection with a position close to the edge of the eccentric wheel, the other end of the eccentric driving connecting rod is in rotary connection with one end of the gravity dressing table, and the other end of the gravity dressing table is in rotary connection with the frame.
Further, the gravity screening device further comprises a gravity air chamber arranged on the frame, a gravity fan arranged in the gravity air chamber and a fan motor used for driving the gravity fan to rotate, and an air outlet of the gravity air chamber faces to the gravity fine separation table.
Further, the gravity refining table and the second screening plate are arranged in a V shape, and a finished grain outlet is positioned above one end of the gravity refining table, which is higher than the gravity refining table.
Furthermore, the gravity screening device also comprises a specific rearrangement impurity port and a qualified grain outlet, and the frame is also provided with a large impurity collecting port and a small impurity collecting port.
Further, the frame is provided with a horizontal adjusting device and travelling wheels. Through the horizontal adjusting device, the machine can be adjusted horizontally when the equipment works, the corner of the frame is prevented from being suspended, the operation is unstable, and the short-distance transition is facilitated through the arranged travelling wheels.
The application has the positive effects that:
The application is provided with an air inlet box, an air guide device is arranged in the air inlet box, the air guide device changes air inlet into two parts, one part is directly led to the lower part of a fish scale screen, dust and light impurities are collected through a dust removal fan cover, the other part is used for blowing materials passing through a grain outlet upwards again through an auxiliary dust removal pipe, light impurities such as wheat bran and crushed straw in the materials are collected, the auxiliary dust removal pipe and the dust removal fan cover are combined through the air guide pipe and then are collected by a dust removal fan and a dust remover, and as the grains in the dust removal pipe are thinner, the air is convenient to pass, the wind resistance is smaller, and the impurities can be better collected, so that the power of the dust removal fan can be reduced.
The angle of the adjusting plate in the dust removing fan cover is adjusted through the handle, so that the air quantity is adjusted, the air quantity in the dust removing air pipe and the dust removing fan cover is balanced, and dust and light impurities are removed as much as possible.
By arranging the auxiliary dust removing pipe and the guide plate on the compound fanning machine, the power of the dust removing fan can be reduced, and the whole volume can be reduced.
Drawings
FIG. 1 is a schematic structural view of embodiment 1 of the present application;
FIG. 2 is a schematic view of a dust removal hood and a wind guiding device;
fig. 3 is a schematic structural view of an air volume adjusting device of embodiment 2;
FIG. 4 is a schematic structural view of embodiment 3 of the present application;
fig. 5 is a schematic diagram of a compound fanning machine with the dust removal fan and dust remover removed.
In the figure:
1-frame, 2-first screening plate, 3-second screening plate, 4-finished grain tank, 5-big miscellaneous outlet, 6-finished grain outlet, 7-small miscellaneous outlet, 8-cleaning ball, 9-vibrating motor, 10-second guide plate, 11-third guide plate, 111-auxiliary dust removal air inlet, 12-first guide plate, 13-second air inlet, 14-first air inlet, 15-fish scale sieve plate, 16-bulk material device, 17-feed hopper, 18-dust remover, 181-air closer, 182-dust removal light miscellaneous outlet, 19-dust removal fan, 20-dust removal fan housing, 21-handle, 211-regulating plate, 22-auxiliary dust removal pipe;
25-specific gravity fine sorting table, 26-qualified grain outlet, 27-big impurity collecting port, 28-fan motor, 29-frame, 30-specific gravity fan, 31-small impurity collecting port, 32-eccentric driving motor, 33-eccentric driving connecting rod, 34-specific gravity impurity discharging port, 35-horizontal regulating device and 36-travelling wheel.
Detailed Description
Example 1
As shown in fig. 1 to 2, arrows in the drawings indicate the direction of air (wind) flow, so that the dust removal operation can be easily understood;
The horizontal dust removal screening device comprises a frame 1, a feed hopper 17 arranged at one end of the frame 1, a bulk material device 16 arranged below the feed hopper 17, a fish scale sieve plate 15 arranged on the frame 1 and used for receiving materials of the bulk material device 16, and a dust removal fan cover 20 arranged above the fish scale sieve plate 15, wherein a material outlet is formed in one end, far away from the bulk material device 16, of the fish scale sieve plate 15;
as shown in fig. 2, the frame 1 is provided with an air inlet box, and the air inlet box is positioned below the fish scale sieve plate 15, the top surface of the air inlet box is open, and the fish scale sieve plate 15 forms the top surface of the air inlet box;
An auxiliary dust removing pipe 22 is arranged at one side of the dust removing fan cover 20, a material outlet is arranged in the auxiliary dust removing pipe 22, so that the wind in the auxiliary dust removing pipe 22 is convenient for sucking fine particles and light straws in grains at the material outlet;
The dust removing fan cover 20 is used for collecting dust and light impurities such as wheat grain hulls or crushed straws in grains on the fish scale sieve plate 15, and the auxiliary dust removing pipe 22 is used for collecting dust and light impurities such as less crushed straws in semi-finished grains after passing through the fish scale sieve plate 15 (namely falling down from a material outlet);
in order to guide the air intake, the air intake is concentrated, the dust removal hood 20 and the auxiliary dust removal pipe 22 are convenient for collecting impurities, and an air guide device is arranged in the air inlet box;
The detailed structure is that the air guide device is respectively communicated with one end of an auxiliary dust removal pipe 22 and an air inlet of a dust removal fan cover 20, the other end of the auxiliary dust removal pipe 22 is communicated with an air outlet of the dust removal fan cover 20 through an air guide pipe, the air guide pipe is communicated with a dust remover 18, and the dust remover 18 is communicated with a dust removal fan 19.
The auxiliary dust removal pipe 22 is arranged, so that the area of air inlet needs to be increased, the air inlet box is provided with a first air inlet 14 and a second air inlet 13, the first air inlet 14 is positioned on the right side surface of the air inlet box, and the second air inlet 13 is positioned on the bottom surface of the air inlet box;
The air guide device comprises a first guide plate 12 arranged above the first air inlet and positioned at the right lower part of the fish scale sieve plate 15, a second guide plate 10 positioned at the left lower part of the fish scale sieve plate 15 and a third guide plate 11 positioned below the second guide plate 10, wherein the first guide plate 12, the second guide plate 10 and the third guide plate 11 are all arranged in an air inlet box, one end of the third guide plate 11 is arc-shaped, an air inlet channel is formed by one end of the arc-shaped and the first guide plate 12, and the other end of the third guide plate 11 and the second guide plate 10 form an auxiliary dust removal air inlet 111;
In order to increase the wind speed and improve the dust removal effect, the sectional area of the auxiliary dust removal air inlet 111 is smaller than that of the air inlet channel, and the ratio of the sectional area of the air inlet channel to the sectional area of the auxiliary dust removal air inlet 111 is 5/1, so that the speed of wind in the auxiliary dust removal pipe 22 can be increased, fine particles and light straws in semi-finished grains can be blown together, and the dust removal efficiency is improved.
The horizontal dedusting and screening device further comprises a screening device arranged on the frame 1, the screening device comprises a first screening plate 2 and a second screening plate 3 which are arranged on the frame 1, the first screening plate 2 is arranged above the second screening plate 3, the first screening plate 2 is arranged below a material outlet, cleaning balls 8 are arranged below the first screening plate 2 and the second screening plate 3, the cleaning balls 8 are used for preventing grains from blocking screening holes of the screening plates and improving screening efficiency, a vibrating motor 9 used for driving the first screening plate 2 and the second screening plate 3 to vibrate is arranged on the frame 1, one end, far away from a fish scale screen plate 15, of the second screening plate 3 is respectively provided with a big impurity outlet 5, a finished grain tank 4 and a small impurity outlet 7, and the finished grain tank 4 is provided with a finished grain outlet 6.
The working process of the application is as follows:
Raw materials are added into a feed hopper 17, the raw materials fall into a bulk cargo device 16 from the feed hopper 17, the bulk cargo device 16 uniformly sprinkles the raw materials on a fish scale screen 15, a vibrating motor 9 drives the fish scale screen 15 to vibrate, the raw materials are conveyed onto two sieve plates, the raw materials fall into a finished grain tank 4 from the sieve plates, and finally, the raw materials are collected through a finished grain outlet 6;
Large sundries are collected through a large sundry outlet 5 at the tail part of the horizontal air screen device, and tiny sundries are collected through a small sundry outlet 7 arranged below the horizontal air screen device;
Fine floaters such as dust and scraps are collected by the dust removal fan 19 and then enter the dust remover 18 through the air guide pipe, the dust removal fan 20 collects unclean fine floaters, slightly larger straws and the like, and the fine floaters are blown up by wind along with semi-finished grains falling into the auxiliary dust removal pipe 22 through the discharge hole and are collected by the air guide pipe and the dust remover 18.
By the arrangement, the power of the dust removing fan 19 can be reduced, the same arrangement is adopted, the power of the dust removing fan 19 is reduced to 7.5 kilowatts from the original 11 kilowatts, and the energy saving effect is remarkable.
Example 2
This embodiment differs from embodiment 1 in that:
as shown in the figure 3 of the drawings,
The dust removal fan cover 20 is internally provided with an air quantity adjusting device, the air quantity adjusting device comprises a handle 21 and an adjusting plate 211, the handle 21 is arranged outside the dust removal fan cover 20, the adjusting plate 211 is positioned at the throat part of the dust removal fan cover 20 and is convenient for adjusting air quantity, one end of the adjusting plate 211 is fixed with one end of the handle 21, and the other end of the adjusting plate 211 swings along one side wall of the dust removal fan cover 20. A rotating shaft 212 is rotatably connected to the dust removing fan housing 20, a part of the rotating shaft 212 leaks outside the dust removing fan housing 20, the handle 21 is fixed to the exposed part of the rotating shaft 212, and the adjusting plate 211 is fixed to the part of the rotating shaft 212 located in the dust removing fan housing 20.
The provided adjusting plate 211 is convenient for controlling the air quantity in the dust removal fan housing 20, balancing the air quantity in the auxiliary dust removal pipe 22 and the dust removal fan housing 20, and collecting the dust and the chips in the maximum quantity.
Example 3
The embodiment is different from embodiment 1 in that the horizontal dust removal screening device of embodiment 1 is applied to a compound air separator;
As shown in figures 4-5 of the drawings,
The compound winnowing machine also comprises a gravity screening device arranged on the frame 29, wherein the gravity screening device is arranged below the second screening plate 2 of the horizontal dust removal screening device.
The gravity screening device comprises a gravity separation table 25 and an eccentric vibration device arranged between the gravity separation table 25 and a frame 29, wherein the eccentric vibration device comprises an eccentric driving motor 32 arranged on the frame 29, an eccentric wheel in transmission connection with the eccentric driving motor 32 and an eccentric driving connecting rod 33 with one end in rotary connection with a position close to the edge of the eccentric wheel, the other end of the eccentric driving connecting rod 33 is in rotary connection with one end of the gravity separation table 25, and the other end of the gravity separation table 25 is in rotary connection with the frame 29.
The gravity screening device further comprises a gravity air chamber arranged on the frame 29, a gravity fan 30 arranged in the gravity air chamber and a fan motor 28 used for driving the gravity fan to rotate, wherein an air outlet of the gravity air chamber faces to the gravity fine separation table 25.
The gravity refining table 25 and the screening plate of the horizontal dedusting and screening device are arranged in a V shape, and a finished grain outlet 6 is positioned above one end higher than the gravity refining table 25.
As seen from fig. 4, one end of the fish scale screen 15 of the horizontal dust removal screening device is higher than one end of the finished grain outlet 6, so that finished grains and sundries can be separated smoothly;
One end of the gravity separation table 25 close to the finished grain outlet 6 is higher than the other end of the gravity separation table 25,
The gravity screening device also comprises a gravity impurity-rearranging port 34 and a qualified grain outlet 26, and the frame 29 is also provided with a big impurity-collecting port 27 and a small impurity-collecting port 31.
The frame 29 is provided with a horizontal adjusting device 35 and a travelling wheel 36. The level adjusting device 35 can adjust the level of the whole device, so that the equipment can work normally, and the travelling wheel 36 is convenient for short-distance transition.
In the course of operation of the present embodiment,
Raw materials are added into a feed hopper 17, the raw materials fall onto a bulk cargo device 16 from the feed hopper 17, the bulk cargo device 16 uniformly sprinkles the raw materials on a fish scale screen 15, a vibrating motor 9 drives the fish scale screen 15 to vibrate, the raw materials are conveyed onto two sieve plates, the raw materials fall into a finished grain tank 4 from the sieve plates and finally are collected through a finished grain outlet 6, the finished grain falls onto a specific gravity separation table 25, qualified grains are collected at the tail part of the specific gravity separation table 25 and are collected through a qualified grain outlet 26;
Large sundries are collected through a large sundry outlet 19 at the tail part of the horizontal air screen device 17, and tiny sundries are collected through a small sundry outlet 23 arranged below the horizontal air screen device 17;
The fine floaters such as dust and scraps are collected by the dust removing fan 19 through the dust removing fan cover 20 and the auxiliary dust removing pipe 22, are collected by the wind guide pipe and the dust remover 18 under the wind force of the dust removing fan 19 and are discharged through the light impurity outlet 11, the air inlet of the dust removing fan 19 is communicated with the dust remover 18, the dust remover 18 is provided with the air closing device 181 for discharging impurities and the dust removing light impurity outlet 182 communicated with the air closing device 181, and the air closing device 181 is arranged to enable the pressure in an exhaust system to be stable and prevent the dust remover 18 from leaking air and affecting the dust removing effect.
The grains separated by the horizontal air screen device are screened again by the gravity refining station 25, the screen body of the gravity refining station 25 is driven by the eccentric driving motor 5 to vibrate reciprocally, the grains can be classified after being screened again, and meanwhile, the grains are discharged by the gravity fan 30 in the gravity air chamber, and larger impurities are discharged. The foregoing description of the embodiments of the present application has been presented only to illustrate the technical spirit and features of the present application, and it is intended to enable those skilled in the art to understand the present application and to implement it, but not to limit the scope of the present application only by the present embodiments, i.e. equivalent changes or modifications to the spirit of the present application disclosed herein, and it is intended for those skilled in the art to make local improvements in the system and changes, variations between subsystems, etc. within the scope of the present application without departing from the structure of the present application.
Claims (10)
1. A horizontal dust removal screening device comprises a frame (1), a feed hopper (17) arranged at one end of the frame (1), a bulk material device (16) arranged below the feed hopper (17), a fish scale sieve plate (15) arranged on the frame (1) and used for receiving materials of the bulk material device (16), and a dust removal fan cover (20) arranged above the fish scale sieve plate (15), wherein a material outlet is formed in one end, far away from the bulk material device (16), of the fish scale sieve plate (15), an air inlet box is arranged below the fish scale sieve plate (15), the top surface of the air inlet box is open, the fish scale sieve plate (15) forms the top surface of the air inlet box, an air guide device is arranged in the air inlet box, an auxiliary dust removal pipe (22) is arranged on one side of the dust removal fan cover (20), the air guide device is respectively communicated with one end of the auxiliary dust removal pipe (22) and an air inlet of the dust removal fan cover (20), the material outlet is arranged in the auxiliary dust removal pipe (22), the other end of the auxiliary dust removal pipe (22) and the dust removal fan cover (20) are communicated with a dust remover (18) through an air guide pipe (18), and the dust remover (18) is communicated with the dust remover air pipe (18).
2. The horizontal dust removal screening device according to claim 1, wherein an air quantity adjusting device is arranged in the dust removal fan cover (20), the air quantity adjusting device comprises a handle (21) and an adjusting plate (211), the handle (21) is arranged outside the dust removal fan cover (20), the handle (21) is rotationally connected with the dust removal fan cover (20), the adjusting plate (211) is arranged in the dust removal fan cover (20), one end of the adjusting plate (211) is fixed with one end of the handle (21), and the other end of the adjusting plate (211) swings along one side wall of the dust removal fan cover (20).
3. The horizontal dust removal screening device according to claim 1, wherein the air inlet box is provided with a first air inlet (14) and a second air inlet (13), the first air inlet (14) is arranged on the right side face of the air inlet box, the second air inlet (13) is arranged on the bottom face of the air inlet box, the air guiding device comprises a first guide plate (12) arranged above the first air inlet and positioned below the right side of the fish scale sieve plate (15), a second guide plate (10) positioned below the left side of the fish scale sieve plate (15) and a third guide plate (11) positioned below the second guide plate (10), the first guide plate (12), the second guide plate (10) and the third guide plate (11) are all arranged in the air inlet box, one end of the arc is arc-shaped, an air inlet channel is formed by one end of the arc-shaped guide plate and the first guide plate (12), and the other end of the third guide plate (11) and the second guide plate (10) form an auxiliary dust removal channel (111).
4. The horizontal dedusting and screening device according to claim 1 is characterized by further comprising a screening device arranged on the frame (1), wherein the screening device comprises a first screening plate (2) and a second screening plate (3) which are arranged on the frame (1), the first screening plate (2) is arranged above the second screening plate (3), the first screening plate (2) is arranged below a material outlet, cleaning balls (8) are arranged below the first screening plate (2) and the second screening plate (3), a vibrating motor (9) for driving the first screening plate (2) and the second screening plate (3) to vibrate is arranged on the frame (1), one end, far away from a fish scale sieve plate (15), of the second screening plate (3) is respectively provided with a large impurity outlet (5), a finished grain box (4) and a small impurity outlet (7), and the finished grain box (4) is provided with a finished grain outlet (6).
5. A compound winnowing machine, which uses the horizontal dedusting and screening apparatus as claimed in claim 4, and is characterized by further comprising a gravity screening device arranged on a frame (29), wherein the gravity screening device is arranged below the second screening plate (3).
6. The compound winnowing machine according to claim 5, wherein the gravity screening device comprises a gravity refining table (25) and an eccentric vibration device arranged between the gravity refining table (25) and a frame (29), the eccentric vibration device comprises an eccentric driving motor (32) arranged on the frame (29), an eccentric wheel in driving connection with the eccentric driving motor (32) and an eccentric driving connecting rod (33) with one end in rotating connection with a position close to the edge of the eccentric wheel, the other end of the eccentric driving connecting rod (33) is in rotating connection with one end of the gravity refining table (25), and the other end of the gravity refining table (25) is in rotating connection with the frame (29).
7. A compound air separator according to claim 6, wherein the gravity screening device further comprises a gravity air chamber mounted on the frame (29), a gravity fan (30) mounted in the gravity air chamber, and a fan motor (28) for driving the gravity fan to rotate, wherein an air outlet of the gravity air chamber faces the gravity refining table (25).
8. A compound air separator according to claim 7, characterized in that the gravity separation stage (25) is arranged in a V-shape with the second screening plate (3), and the finished product grain outlet (6) is located above the higher end of the gravity separation stage (25).
9. The compound winnowing machine according to claim 8, wherein the gravity screening device further comprises a gravity impurity-collecting opening (34) and a qualified grain outlet (26), and the frame (29) is further provided with a large impurity-collecting opening (27) and a small impurity-collecting opening (31).
10. A compound air separator according to claim 9, characterized in that the frame (29) is provided with a horizontal adjustment device (35) and travelling wheels (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520179938.8U CN223811278U (en) | 2025-02-05 | 2025-02-05 | A horizontal dust removal and screening device and a compound air separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520179938.8U CN223811278U (en) | 2025-02-05 | 2025-02-05 | A horizontal dust removal and screening device and a compound air separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223811278U true CN223811278U (en) | 2026-01-20 |
Family
ID=98426177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202520179938.8U Active CN223811278U (en) | 2025-02-05 | 2025-02-05 | A horizontal dust removal and screening device and a compound air separator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223811278U (en) |
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2025
- 2025-02-05 CN CN202520179938.8U patent/CN223811278U/en active Active
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