CN114178179B

CN114178179B - Annular V-shaped selection composite powder separator

Info

Publication number: CN114178179B
Application number: CN202111497044.6A
Authority: CN
Inventors: 吕海峰; 曹海宁; 王德军
Original assignee: Jiangsu Jileng Da Environmental Energy Technology Co ltd
Current assignee: Jiangsu Jileng Da Environmental Energy Technology Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-12-02
Anticipated expiration: 2041-12-09
Also published as: CN114178179A

Abstract

The invention discloses an annular V-shaped selection composite powder concentrator, which comprises a machine body, wherein a feed inlet is formed in the top of the machine body, a discharge outlet is formed in the bottom of the machine body, an air inlet is formed in one side of the machine body, an air outlet is formed in the other side of the machine body, a winnowing cavity is formed in the machine body, a blanking assembly is arranged at the top of the discharge outlet, and a distribution assembly is arranged at the bottom of the discharge outlet. The invention can greatly improve the separation efficiency, can make the vibration hopper generate vibration, the vibration hopper can drive the materials at the top of the vibration hopper to vibrate in the vibration process, so that large-particle materials are distributed on the vibration hopper, small-particle materials are distributed on the vibration hopper, the materials can be dispersed, the influence on separation caused by the fact that the vibration hopper moves back and forth left and right, and the falling materials can form a uniform material curtain, thereby greatly increasing the separation efficiency, enabling the fine particles to pass through the lower part of the material baffle plate, blocking the coarse particles by the material baffle plate and preventing the coarse particles from falling off, reducing the coarse particles falling into the air separation cavity, and reducing the probability of blockage.

Description

Annular V-shaped selection composite powder concentrator

Technical Field

The invention relates to the technical field of powder separators, in particular to an annular V-shaped composite powder separator.

Background

The powder concentrator is widely applied to coal mills, raw material discharge drying mills and cement mill systems in novel dry cement production lines. The method can be divided into three types of separating powder separators, centrifugal powder separators and cyclone powder separators. The V-shaped powder concentrator is a static grading scattering device specially used for the roller press, can separate qualified fine materials in materials of the roller press, is favorable for stable operation of the roller press, improves the system yield, and has a drying function. At present, in the building material and metallurgy industry, the V-shaped powder concentrator has the functions of scattering, drying and grading materials, can form various grinding process systems with equipment such as a roller press or a vertical mill and the like, and is widely applied to the building material cement industry.

The existing V-shaped powder concentrator has problems in use, such as the fact that a uniformly dispersed material curtain cannot be formed, the contact area of an air separation airflow and materials is small, part of proper fine particles are wrapped by coarse particles and fall to a coarse powder outlet without being separated, and the powder concentration efficiency is low.

Disclosure of Invention

The invention aims to provide an annular V-shaped selection composite powder concentrator to solve the problems in the background technology.

In order to solve the technical problems, the invention provides the following technical scheme: the annular V-shaped selection combined type powder concentrator comprises a concentrator body, wherein a feed inlet is formed in the top of the concentrator body, a discharge outlet is formed in the bottom of the concentrator body, an air inlet is formed in one side of the concentrator body, an air outlet is formed in the other side of the concentrator body, a winnowing cavity is formed in the concentrator body, a discharging component is arranged at the top of the discharge outlet, and a distribution component is arranged at the bottom of the discharge outlet.

Furthermore, the blanking assembly comprises a blanking box, the blanking box is communicated with the feed inlet, support hoppers which are in sliding connection are symmetrically arranged in the blanking box at two sides of the feed inlet, a first rack is arranged on one side, away from the feed inlet, of the outer wall of each support hopper, a first gear meshed with the first rack is rotatably arranged on the inner wall of the blanking box, a first motor is arranged on the outer wall of the blanking box, an incomplete gear meshed with the first gear is rotatably arranged on the inner wall of the blanking box, an output shaft of the first motor is connected with the incomplete gear, the incomplete gear is meshed with the first rack, a vibration hopper which is movably connected is arranged in the support hopper, and the vibration hopper is hinged with the support hopper through a first hinge shaft, the vibrating hopper is characterized in that the first hinged shaft is located on a vertical center line of the vibrating hopper, the supporting hopper inner wall is located below the vibrating hopper and is provided with a first elliptical disk and a second elliptical disk which are connected in a rotating mode, the first elliptical disk and the second elliptical disk are located on two sides of the first hinged shaft respectively, the first elliptical disk is located far away from one side of the feed inlet, the long radius of the first elliptical disk is larger than that of the second elliptical disk, the supporting hopper inner wall is provided with a driving assembly, the driving assembly is movably connected with the first elliptical disk and the second elliptical disk, a first baffle plate is arranged inside the vibrating hopper, the outer wall of the first baffle plate is symmetrically provided with a limiting rod above the vibrating hopper, the limiting rod is connected with the supporting hopper in a sliding mode, the outer wall of the limiting rod is provided with a first spring, and the first spring is connected with the supporting hopper.

Further, drive assembly includes motor two, motor two is connected with pivot two, pivot two pass through drive belt two with oval dish a swing joint, pivot two pass through drive belt three with oval dish two swing joint realizes that drive assembly drives oval dish one and oval dish two rotates.

Furthermore, the outer wall of the first elliptic disc is provided with a fifth rotating shaft, the outer wall of the fifth rotating shaft is provided with a first driving wheel matched with the second driving belt, the outer wall of the second elliptic disc is provided with a sixth rotating shaft, the outer wall of the sixth rotating shaft is provided with a second driving wheel matched with the third driving belt, and the fifth rotating shaft and the sixth rotating shaft are both rotatably connected with the supporting hopper, so that the driving of the driving belt can be ensured.

Further, a plurality of guide grid plates are arranged inside the winnowing cavity, the guide grid plates are far away from one end of the discharge port and the winnowing cavity are hinged, the guide grid plates are divided into two rows and are distributed in a trapezoid mode, the guide grid plates are all inclined towards one side of the discharge port, the winnowing cavity is internally provided with a first rotating shaft in rotating connection below the guide grid plates, a plurality of rotating blades are arranged on the outer wall of the first rotating shaft and are adjacent to each other, the first rotating shaft is movably connected with the first rotating shaft through a driving belt, and the rotating blades are made of metal materials and are scattered on the sorted materials.

Further, divide the workbin including dividing the workbin, divide the workbin with the discharge gate link up, divide the workbin inner wall in the discharge gate below is equipped with the screening net of slope, divide the workbin inside in the lower one end below of screening net is equipped with the coarse fodder fill, divide the workbin inside in screening net below is equipped with the fine fodder fill, the slope of fine fodder fill inner wall is equipped with the bottom plate, the lower one end of bottom plate extends to divide the workbin outside, coarse fodder fill inner wall symmetry is equipped with articulated baffle, baffle outer wall connection has control assembly, coarse fodder fill outer wall is equipped with rack three, divide the workbin inner wall to rotate be equipped with rack three-phase meshing's gear three, divide the workbin inner wall in the rotation of fine fodder fill below is equipped with oval dish three, gear three through transmission assembly with oval dish three swing joint, fine fodder fill bottom is equipped with spring three, spring three with divide the workbin to connect.

Further, the control assembly comprises a second rack, the second rack is hinged to the baffle, the second rack is connected with the coarse hopper in a sliding mode, a second gear meshed with the second rack is arranged inside the coarse hopper, a third motor is arranged on the outer wall of the coarse hopper, an output shaft of the third motor extends to the inside of the coarse hopper and the second gear, connecting plates are symmetrically arranged on the outer wall of the coarse hopper and are connected with the distributing box in a sliding mode, a second spring is arranged at the bottom of each connecting plate and is connected with the distributing box, a trigger block is arranged on the outer wall of the coarse hopper, a contact is arranged below the trigger block on the inner wall of the distributing box, and the contact is electrically connected with the third motor to achieve the purpose of automatic discharging.

Furthermore, the inner wall of the coarse hopper is provided with a protective frame on the outer sides of the second rack and the second gear, the top of the protective frame is arc-shaped, the protective frame can ensure that materials cannot fall on the second rack and the second gear, transmission between the second rack and the second gear is prevented from being influenced, an inclined guide plate is arranged inside the material distribution box between the coarse hopper and the fine hopper, the lower end of the guide plate is located above the fine hopper, and the guide plate can ensure that fine particles passing through the sieving net can fall into the fine hopper.

Further, transmission assembly includes pivot three, pivot three with gear three is connected, three outer walls of oval dish are equipped with pivot four, pivot four through the drive belt four with three swing joint of pivot, pivot three with pivot four all with divide the workbin to rotate and connect, realize that gear three drives three pivoted purposes of oval dish through transmission assembly.

Further, the baffle bottom is equipped with spring four, spring four with coarse hopper connects, divide the workbin outer wall in the bottom plate outside is equipped with keeps off the work or material rest, can avoid the discharged material to drop in the outside, keep off the work or material rest outer wall and be equipped with sliding connection's striker plate two, the striker plate top is equipped with electric telescopic handle, electric telescopic handle with striker plate two is connected, and electric telescopic handle removes, can drive striker plate two and remove, makes the two exports that keep off the work or material rest of striker plate open and close to the discharge of material in the steerable fine hopper.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention can greatly improve the sorting efficiency, the vibration hopper can vibrate by arranging the first hinge shaft, the first elliptic disc, the second elliptic disc and the driving assembly, the vibration hopper can drive materials at the top of the vibration hopper to vibrate in the vibration process, large-particle materials are distributed on the vibration hopper, small-particle materials are distributed on the lower surface of the vibration hopper and can be dispersed to avoid wrapping together to influence sorting, the vibration hopper can drive the materials to move back and forth through the support hopper, the first rack, the first gear, the first motor and the incomplete gear, so that the materials slide along the inclined angle of the vibration hopper, the sliding speed of the materials is accelerated, the vibration hopper moves back and forth left, the sliding materials can form a uniform material curtain, the sorting efficiency is greatly improved, the material baffle can preliminarily screen the sliding materials, fine particles can pass through the lower part of the baffle, the coarse particles are blocked by the first baffle and cannot slide, after vibration, most of the fine particles are distributed at the bottom of the vibration hopper and matched with the baffle, the coarse particles sliding into the air separation cavity can be reduced, the blocking probability of the baffle can be reduced, the rotating efficiency of the baffle is increased, the rotating shaft and the vibration efficiency of the rotating shaft and the vibration baffle can be reduced, the utilization rate of the power source can be reduced, and the utilization rate of the external air separation can be reduced.

2. According to the invention, the screening net, the coarse hopper and the fine hopper are arranged, coarse particles and fine particles can be screened again, the fine particles are prevented from being ground again along with the coarse particles, excessive grinding is avoided, and material waste is avoided.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a front elevational sectional view of the invention as a whole;

FIG. 2 is a shallow front sectional view of the invention as a whole;

FIG. 3 is a top plan view of the partial gear of the present invention;

FIG. 4 is a side view of a striker plate I of the present invention;

FIG. 5 is an enlarged schematic view at A of FIG. 1 of the present invention;

FIG. 6 is an enlarged schematic view of the invention at B of FIG. 1;

FIG. 7 is an enlarged schematic view of the invention at C of FIG. 2;

FIG. 8 is an enlarged schematic view of the invention at D in FIG. 2;

in the figure: 1. a body; 2. a feed inlet; 3. a discharge port; 4. an air inlet; 5. an air outlet; 6. air separation cavity; 7. a blanking assembly; 8. a material distributing component; 9. a blanking box; 10. a support hopper; 11. a first rack; 12. a first gear; 13. a first motor; 14. an incomplete gear; 15. a vibrating hopper; 16. a first hinge shaft; 17. an oval plate I; 18. a second elliptical disk; 19. a drive assembly; 20. a first striker plate; 21. a limiting rod; 22. a first spring; 23. a second motor; 24. a second transmission belt; 25. a third transmission belt; 26. a flow guiding grid plate; 27. a first rotating shaft; 28. rotating the blades; 29. a first transmission belt; 30. a material distributing box; 31. screening the net; 32. a coarse hopper; 33. a fine hopper; 34. a base plate; 35. a baffle plate; 36. a third rack; 37. a third gear; 38. an elliptical disc III; 39. a third spring; 40. a second rack; 41. a second gear; 42. a second spring; 43. a contact; 44. a material blocking frame; 45. and a second striker plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5 and fig. 7, the present invention provides a technical solution: the annular V-shaped composite powder selecting machine comprises a machine body 1, wherein a feeding hole 2 is formed in the top of the machine body 1, a discharging hole 3 is formed in the bottom of the machine body 1, an air inlet 4 is formed in one side of the machine body 1, an air outlet 5 is formed in the other side of the machine body 1, a winnowing cavity 6 is formed in the machine body 1, a blanking assembly 7 is arranged at the top of the discharging hole 3, a material distributing assembly 8 is arranged at the bottom of the discharging hole 3, the blanking assembly 7 comprises a blanking box 9, the blanking box 9 is communicated with the feeding hole 2, supporting hoppers 10 which are in sliding connection are symmetrically arranged on two sides of the feeding hole 2 in the blanking box 9, a rack I11 is arranged on one side, away from the feeding hole 2, of the outer wall of each supporting hopper 10, a gear I12 meshed with the rack I11 is arranged on the inner wall of the blanking box 9 in a rotating mode, a motor I13 is arranged on the outer wall of the blanking box 9, an incomplete gear 14 meshed with the gear I12 is arranged on the inner wall of the blanking box 9 in a rotating mode, the output shaft of the first motor 13 is connected with the incomplete gear 14, the incomplete gear 14 is meshed with the first rack 11, a vibration bucket 15 which is movably connected is arranged inside the support bucket 10, the vibration bucket 15 is hinged with the support bucket 10 through a first hinge shaft 16, the first hinge shaft 16 is located on a vertical central line of the vibration bucket 15, an elliptical disk I17 and an elliptical disk II 18 which are rotatably connected are arranged below the vibration bucket 15 on the inner wall of the support bucket 10, the elliptical disk I17 and the elliptical disk II 18 are respectively located on two sides of the first hinge shaft 16, the elliptical disk I17 is located on one side far away from the feed port 2, the long radius of the elliptical disk I17 is larger than the long radius of the elliptical disk II 18, a driving assembly 19 is arranged on the inner wall of the support bucket 10, and the driving assembly 19 is movably connected with the elliptical disk I17 and the elliptical disk II 18, a first striker plate 20 is arranged inside the vibrating hopper 15, a limiting rod 21 is symmetrically arranged on the outer wall of the first striker plate 20 above the vibrating hopper 15, the limiting rod 21 is connected with the supporting hopper 10 in a sliding manner, a first spring 22 is arranged on the outer wall of the limiting rod 21, the first spring 22 is connected with the supporting hopper 10, the driving assembly 19 comprises a second motor 23, the second motor 23 is connected with a second rotating shaft, the second rotating shaft is movably connected with the first elliptic disc 17 through a second driving belt 24, the second rotating shaft is movably connected with the second elliptic disc 18 through a third driving belt 25, a fifth rotating shaft is arranged on the outer wall of the first elliptic disc 17, a first driving wheel matched with the second driving belt 24 is arranged on the outer wall of the fifth rotating shaft, and a sixth rotating shaft is arranged on the outer wall of the second elliptic disc 18, six outer walls of pivot be equipped with drive belt third 25 assorted drive wheel two, pivot five with six all with the support fill 10 rotates to be connected, the inside a plurality of water conservancy diversion grid tray 26 that is equipped with of selection by winnowing cavity 6, water conservancy diversion grid tray 26 keeps away from 3 one end of discharge gate is articulated with selection by winnowing cavity 6, water conservancy diversion grid tray 26 divides two to be trapezoidal distribution, water conservancy diversion grid tray 26 all to 3 one side slope of discharge gate, selection by winnowing cavity 6 inside in the water conservancy diversion grid tray 26 below is equipped with the pivot first 27 of rotating the connection, the outer wall of pivot first 27 is equipped with a plurality of rotating vane 28, adjacent two through drive belt first 29 swing joint between the pivot first 27, rotating vane 28 adopts metal material, improves the hardness of rotating vane 28, avoids rotating vane 28 to receive the gravity damage of water conservancy diversion grid tray 26.

The specific implementation mode is as follows: when the machine body 1 is in use, airflow enters from the air inlet 4 and is discharged from the air outlet 5, negative pressure is formed in the winnowing cavity 6, when the machine body 1 passes through the winnowing cavity 6, appropriate fine materials in the winnowing cavity 6 are taken out from the air outlet 5 along with the airflow, the purpose of winnowing the materials by using the airflow is achieved, after the machine body 1 is started, the materials to be sorted are discharged into the vibration hopper 15, the motor II 23 is started, the motor II 23 rotates in the forward direction to drive the rotating shaft II to rotate, the rotating shaft II rotates to drive the driving belt II 24 to move, the driving belt II 24 moves to drive the driving wheel I to rotate, the driving wheel I rotates to drive the rotating shaft V, the rotating shaft V rotates to drive the elliptical disk I17 to rotate, meanwhile, the rotating shaft II also drives the driving belt III 25 to move, the driving belt II rotates to drive the driven wheel II to rotate, the rotating shaft VI rotates to drive the elliptical disk II 18 to rotate, the purpose that the drive assembly 19 simultaneously drives the first elliptic disc 17 and the elliptic disc to rotate is achieved, when the first elliptic disc 17 rotates, when the long diameter end of the first elliptic disc 17 moves to be in contact with the vibration hopper 15, one end of the vibration hopper 15 is driven to move upwards, when the short diameter end of the first elliptic disc 17 moves to be in contact with the vibration hopper 15, the vibration hopper 15 moves downwards by means of self gravity, when the second elliptic disc 18 rotates, the process is the same as that of driving the vibration hopper 15 to move when the first elliptic disc 17 rotates, but the second elliptic disc 18 drives the other end of the vibration hopper 15 to move, when the long diameter end of the first elliptic disc 17 is in contact with the vibration hopper 15, the long diameter end of the second elliptic disc 18 is parallel to the vibration hopper 15, namely, one end of the vibration hopper 15 moves upwards, the other end moves downwards, and the two ends alternately change, so that the vibration hopper 15 can drive the two ends of the first elliptic disc 17 and the second elliptic disc 18 to alternately move respectively, and the center of the bottom of the vibrating bucket is connected with a hinged shaft I16 to form a vibrating process, the vibrating bucket 15 can drive the materials at the top of the vibrating bucket to vibrate in the vibrating process, large-particle materials are distributed on the vibrating bucket, small-particle materials are distributed on the vibrating bucket and can be dispersed to avoid the packing of the materials and influence on sorting, after the vibrating bucket 15 vibrates for a period of time, the vibrating bucket stops vibrating, and when the vibrating bucket 15 stops vibrating, the long-diameter end of the elliptical disc I17 is contacted with the vibrating bucket 15 to jack up one end of the vibrating bucket 15, so that the vibrating bucket 15 inclines, and the lower end of the vibrating bucket is close to the feeding port 2, at the moment, the motor I13 is started, the motor I13 positively rotates to drive the incomplete gear 14 to rotate, when the incomplete gear 14 rotates, the gear teeth on the outer wall of the incomplete gear are firstly meshed with the rack I11 to drive the rack I11 to move to one side, when the gear teeth on the outer wall of the incomplete gear 14 rotate to be meshed with the gear I12, the teeth of the incomplete gear 14 are not meshed with the first rack 11, at this time, the incomplete gear 14 can only drive the first gear 12 to rotate, the meshing transmission direction between the gears is opposite, so the rotation directions of the first gear 12 and the incomplete gear 14 are opposite, the rotation of the first gear 12 can drive the first rack 11 to move, the rotation directions of the first gear 12 and the incomplete gear 14 are opposite, so the first gear 12 can drive the first rack 11 to move in the opposite direction, when the incomplete gear 14 moves again until the teeth of the outer wall of the gear are meshed with the first rack 11, the first rack 11 can be driven to move again, the process is repeated, the first rack 11 can be driven to move back and forth, the first rack 11 can drive the support hopper 10 to move back and forth, the support hopper 10 can drive the vibrating hopper 15 to move back and forth, the vibrating hopper 15 can drive the materials in the vibrating hopper to shake back and forth, so that the materials slide down along the inclined angle of the vibrating hopper 15, accelerating the speed of material sliding, and moving the vibration bucket 15 back and forth left and right to form a uniform material curtain for the sliding material, thereby greatly increasing the sorting efficiency, and the baffle plate 20 can primarily screen the sliding material, fine particles can pass through the lower part of the baffle plate, while coarse particles are blocked by the baffle plate 20 and can not slide, and after vibration, most of the fine particles are distributed at the bottom, and then matched with the baffle plate 20 for blanking, thereby reducing the coarse particles sliding into the winnowing cavity 6, reducing the probability of blockage, and increasing the winnowing efficiency, when the vibration bucket 15 moves upwards in the vibration process, the vibration bucket can drive the baffle plate 20 to move upwards, the baffle plate 20 can drive the limiting rod 21 to move, the limiting rod 21 moves upwards to compress the spring 22, when the vibration bucket 15 moves downwards in the vibration process, the resilience of the spring 22 can drive the limiting rod 21 to move downwards, the limiting rod 21 can drive the first striker plate 20 to move downwards, so that the distance between the first striker plate 20 and the vibrating hoppers 15 is kept unchanged, large-particle materials are prevented from sliding off during vibration, the reliability of the device during use is improved, the vibrating hoppers 15 on two sides are opposite in working process during blanking, when the vibrating hopper 15 on one side vibrates, the vibrating hopper 15 on the other side slides, when the vibrating hopper 15 on one side slides, the vibrating hopper 15 on the other side vibrates, so that the vibrating hoppers 15 on two sides can alternatively blank, the blanking efficiency is improved, the sorting efficiency can be improved, when the materials slide into the air separation cavity 6, the materials can be in contact with the guide grid plate 26, the guide grid plate 26 can scatter the materials again, the situation that the thick and thin materials are not wrapped together is ensured, meanwhile, the time of the materials in the air separation cavity 6 is increased, the thick and thin materials can be sorted more thoroughly, when the airflow passes through the air separation cavity 6, the airflow contacts with the rotating blade 28, the rotating blade 28 is driven to move by the friction force of the airflow and the rotating blade 28, the rotating blade 28 drives the first rotating shaft 27 to rotate, the rotating blade 28 drives one end of the guide grid plate 26 to move up and down when contacting with one end of the guide grid plate 26 in the moving process, and then the other end of the guide grid plate 26 is hinged with the air separation cavity 6, so the guide grid plate 26 vibrates by the rotating blade 28, the vibration of the guide grid plate 26 can scatter the materials again, the scattering efficiency of the guide grid plate 26 is improved, the mesh on the guide grid plate 26 is prevented from being blocked by the materials, the probability of blockage of the device is reduced, if the guide grid plate 26 on one side is blocked, the gravity of the materials on the top of the guide grid plate is greater than the thrust generated by the rotating blade 28 on the bottom of the guide grid plate, the first rotating shaft 27 driven by the other rotating blade 28 can transmit the rotating blade 28 through the first rotating blade 29, the thrust generated by the current rotating blade 28 is increased, the larger vibration of the guide grid plate 26, the vibration force of the rotating blade 26 is reduced, the utilization rate of the external vibration power source is reduced, and the external vibration of the external vibration is reduced.

Referring to fig. 1-2, fig. 6 and fig. 8, the present invention provides a technical solution: annular V selects combined type selection powder machine, divide material subassembly 8 still to include and divides the workbin 30, divide workbin 30 with discharge gate 3 link up, divide workbin 30 inner wall in discharge gate 3 below is equipped with the screening net 31 of slope, divide workbin 30 inside in screening net 31 lower one end below is equipped with coarse fodder hopper 32, divide workbin 30 inside in screening net 31 below is equipped with thin hopper 33, thin hopper 33 inner wall slope is equipped with bottom plate 34, the lower one end of bottom plate 34 extends to divide the workbin 30 outside, coarse fodder hopper 32 inner wall symmetry is equipped with articulated baffle 35, baffle 35 outer wall is connected with control assembly, coarse fodder hopper 32 outer wall is equipped with rack three 36, divide workbin 30 inner wall to rotate be equipped with rack three 36 engaged with gear three 37, divide workbin 30 inner wall in 33 below rotation to be equipped with oval dish three 38, the third gear 37 is movably connected with the third elliptic disc 38 through a transmission assembly, the third spring 39 is arranged at the bottom of the fine hopper 33, the third spring 39 is connected with the distributing box 30, the control assembly comprises a second rack 40, the second rack 40 is hinged with the baffle 35, the second rack 40 is slidably connected with the coarse hopper 32, a second gear 41 meshed with the second rack 40 is arranged inside the coarse hopper 32, a third motor is arranged on the outer wall of the coarse hopper 32, an output shaft of the third motor extends into the coarse hopper 32 and is connected with the second gear 41, connecting plates are symmetrically arranged on the outer wall of the coarse hopper 32 and are slidably connected with the distributing box 30, a second spring 42 is arranged at the bottom of each connecting plate, the second spring 42 is connected with the distributing box 30, a trigger block is arranged on the outer wall of the coarse hopper 32, and a contact 43 is arranged below the trigger block on the inner wall of the distributing box 30, the contact 43 is electrically connected with the third motor, a protection frame is arranged on the inner wall of the coarse hopper 32 outside the second rack 40 and the second gear 41, the top of the protection frame is arc-shaped, the protection frame can ensure that materials cannot fall on the second rack 40 and the second gear 41, and transmission between the two is prevented from being affected, an inclined guide disc is arranged inside the material distribution box 30 between the coarse hopper 32 and the fine hopper 33, the lower end of the guide disc is positioned above the fine hopper 33, the guide disc can ensure that fine particles penetrating through the sieving net 31 can fall into the fine hopper 33, the transmission assembly comprises a third rotating shaft connected with the third gear 37, the outer wall of the third elliptical disc 38 is provided with a fourth rotating shaft movably connected with the fourth rotating shaft through a fourth driving belt, the third rotating shaft and the fourth rotating shaft are rotatably connected with the material distribution box 30, the bottom of the baffle 35 is provided with a fourth spring, the fourth spring is connected with the coarse hopper 32, the outer wall of the material distribution box 30 is provided with a baffle 44 outside the bottom plate 34, discharged materials can be prevented from falling off, the outer wall of the material distribution box is provided with a second baffle 44, the inner side of the material outlet of the electric telescopic rod 45, and the electric telescopic rod can control the telescopic rod to close the material outlet of the second baffle plate 33, and the electric telescopic rod 45, and the telescopic rod can control the telescopic rod to control the material outlet of the electric telescopic rod 44.

The specific implementation mode is as follows: when the pneumatic separation device is used, the pneumatic separation device penetrates through the pneumatic separation cavity 6, most fine particle materials can be separated along with air flow, but a small part of fine particles are wrapped by coarse particles and fall from the discharge port 3, the materials falling from the discharge port 3 can fall on the screening net 31, the falling materials are screened again after screening, the coarse particles slip into the coarse hopper 32 along with the inclined angle of the screening net 31, the fine materials pass through the screen and fall into the fine hopper 33, the coarse particles and the fine particles are screened again, the fine particles are prevented from being ground again along with the coarse particles, excessive grinding is avoided, material waste is caused, the fine particles falling into the fine hopper 33 can continuously slip along with the inclined angle of the bottom plate 34, the fine material slip efficiency is low due to the strong adhesion of the fine particles, the gravity of the coarse particles is far larger than that of the fine particles, and the coarse particles in the coarse hopper 32 are increased, the weight of the whole body is increased, the coarse hopper 32 moves downwards under the influence of gravity, the coarse hopper 32 moves downwards to drive the rack three 36 to move, the rack three 36 moves downwards to drive the gear three 37 to rotate, the gear three 37 rotates to drive the rotating shaft three to rotate, the rotating shaft three rotates to drive the rotating shaft four to rotate through the driving belt, the rotating shaft four rotates to drive the elliptical disc three 38 to rotate, when the long diameter end of the elliptical disc three 38 rotates to be in contact with the fine hopper 33, the fine hopper 33 drives the fine hopper 33 to move upwards, the fine hopper 33 drives the bottom plate 34 to move, the inclination angle of the bottom plate 34 is increased, so that the sliding rate of fine particles can be accelerated, the fine hopper 33 moves upwards to drive the spring four to stretch, when the short diameter end of the elliptical disc three 38 rotates to be in contact with the fine hopper 33, the rebound force generated by the four stretching of the spring drives the fine hopper 33 to move downwards, repeating the above process, the fine hopper 33 can vibrate, so that some fine particles with stronger adhesive force can be shaken off from the fine hopper 33, the blanking efficiency is greatly improved, the coarse hopper 32 can drive the trigger block to move in the downward moving process, after the trigger block moves to be in contact with the contact 43, the contact 43 can start the motor three, the motor three rotates forward to drive the gear two 41 to rotate, the gear two 41 rotates to drive the meshed gear two 40 to move, the gear two 40 moves downward to drive one end of the baffle 35 to move downward, the baffle 35 makes a hinged motion, the baffles 35 on two sides are opened simultaneously, the material in the coarse hopper 32 falls off, the coarse hopper 32 is discharged, the weight of the coarse hopper 32 is lighter and lighter as the material in the coarse hopper 32 is less and less, the rebound force of the spring two 42 after compression drives the connecting plate to move upward, the connecting plate can drive the coarse hopper 32 to move upward, the coarse hopper 32 moves to the initial position, and the next work is convenient.

The working principle of the invention is as follows:

referring to the attached drawings 1-5 and 7 of the specification, the invention can greatly improve the separation efficiency, the vibration hopper 15 can vibrate by arranging the first hinge shaft 16, the first elliptical disk 17, the second elliptical disk 18 and the driving component 19, the vibration hopper 15 can drive the materials at the top of the vibration hopper to vibrate in the vibration process, large-particle materials are distributed on the vibration hopper, small-particle materials are distributed below the vibration hopper, the materials are prevented from being wrapped together to influence the separation, the vibration hopper 15 can drive the materials to move back and forth by the support hopper 10, the first rack 11, the first gear 12, the first motor 13 and the incomplete gear 14, the materials slide down along the inclined angle of the vibration hopper 15, and the material sliding speed is accelerated, and oscillating hopper 15 left and right sides round trip movement, can make the material of landing form even material curtain, thereby greatly increased separation efficiency, and striker plate 20 can carry out preliminary screening to the material of landing, the fine particle can pass from the striker plate below, and the coarse particle is then blocked by striker plate 20, unable landing, and after the vibration, most fine particle distributes in the bottom, again with striker plate 20 cooperation unloading, reducible landing is to the coarse particle in the selection by winnowing cavity 6, reduce the probability of jam, and increase the efficiency of selection by winnowing, through pivot 27, rotating vane 28 and drive belt 29, utilize wind-force to realize the vibration of water conservancy diversion grid tray 26, reduce and block up the probability, and need not the peripheral hardware power supply, improve resource utilization.

Further, referring to the accompanying drawings 1-2, 6 and 8 of the specification, the invention can sieve coarse particles and fine particles again by arranging the sieving net 31, the coarse hopper 32 and the fine hopper 33, so as to prevent the fine particles from being grinded again along with the coarse particles, and avoid excessive grinding and material waste, the fine hopper 33 can shake some fine particles with strong adhesive force from the fine hopper 33 by the rack three 36, the gear three 37, the elliptical disc three 38 and the spring three 39 through the gravity of the material stored in the coarse hopper 32, so as to drive the elliptical disc three 38 to rotate, and the fine hopper 33 can shake, and the inclination angle of the bottom plate 34 can be increased, so as to greatly improve the fine particle blanking efficiency, the coarse hopper 32 can be automatically discharged by the rack two 40, the gear two 41, the spring two 42 and the contact 43, so as to ensure that the coarse hopper 32 can repeatedly drive the fine hopper 33 to vibrate, and improve the automation degree of the device.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Annular V selects combined type selection powder machine, including organism (1), its characterized in that: the machine body (1) is provided with a feeding hole (2) at the top, the machine body (1) is provided with a discharging hole (3) at the bottom, one side of the machine body (1) is provided with an air inlet (4), the other side of the machine body (1) is provided with an air outlet (5), a winnowing cavity (6) is arranged inside the machine body (1), the discharging hole (3) is provided with a blanking component (7) at the top, the discharging hole (3) is provided with a material distributing component (8) at the bottom, the blanking component (7) comprises a blanking box (9), the blanking box (9) is communicated with the feeding hole (2), the blanking box (9) is internally provided with a support hopper (10) which is symmetrically connected with the two sides of the feeding hole (2) in a sliding manner, the outer wall of the support hopper (10) is far away from one side of the feeding hole (2) and is provided with a first rack (11), the inner wall of the blanking box (9) is rotatably provided with a first gear (12) which is meshed with the first rack (11), the outer wall of the blanking box (9) is provided with a first motor (13), the inner wall of the blanking box (9) is rotatably provided with a first gear (14) which is incompletely meshed with an output shaft (14) which is incompletely meshed with the incomplete gear (14), a vibration hopper (15) which is movably connected is arranged in the supporting hopper (10), the vibration hopper (15) is hinged with the support hopper (10) through a first hinged shaft (16), the first articulated shaft (16) is positioned on the vertical central line of the vibration bucket (15), an elliptic disc I (17) and an elliptic disc II (18) which are rotatably connected are arranged on the inner wall of the supporting hopper (10) below the vibrating hopper (15), the first elliptic disc (17) and the second elliptic disc (18) are respectively positioned at two sides of the first hinge shaft (16), the first oval plate (17) is positioned on one side far away from the feed inlet (2), the long radius of the first elliptic disc (17) is larger than that of the second elliptic disc (18), a driving component (19) is arranged on the inner wall of the supporting hopper (10), the driving component (19) is movably connected with the first elliptic disc (17) and the second elliptic disc (18), a first striker plate (20) is arranged in the vibrating hopper (15), limiting rods (21) are symmetrically arranged on the outer wall of the first striker plate (20) above the vibrating hopper (15), the limiting rod (21) is connected with the supporting bucket (10) in a sliding way, the outer wall of the limiting rod (21) is provided with a first spring (22), and the first spring (22) is connected with the supporting bucket (10).

2. The annular V-selective composite powder concentrator of claim 1, wherein: drive assembly (19) includes motor two (23), motor two (23) are connected with pivot two, pivot two through drive belt two (24) with oval dish one (17) swing joint, pivot two through drive belt three (25) with oval dish two (18) swing joint.

3. The annular V-selective composite powder concentrator according to claim 2, wherein: the outer wall of the first elliptic disc (17) is provided with a fifth rotating shaft, the outer wall of the fifth rotating shaft is provided with a first driving wheel matched with the second driving belt, the outer wall of the second elliptic disc (18) is provided with a sixth rotating shaft, the outer wall of the sixth rotating shaft is provided with a second driving wheel matched with the third driving belt, and the fifth rotating shaft and the sixth rotating shaft are both rotationally connected with the supporting hopper (10).

4. The annular V-selective composite powder concentrator according to claim 1, wherein: the utility model discloses a winnowing cavity, including selection of material, rotation shaft, selection of material, selection of winnowing cavity (6) inside be equipped with a plurality of water conservancy diversion grid tray (26), water conservancy diversion grid tray (26) are kept away from discharge gate (3) one end with winnowing cavity (6) are articulated, water conservancy diversion grid tray (26) divide two to be trapezoidal distribution, water conservancy diversion grid tray (26) all to discharge gate (3) one side slope, winnowing cavity (6) inside in water conservancy diversion grid tray (26) below is equipped with rotates pivot (27) of connecting, pivot (27) outer wall is equipped with a plurality of and rotates leaf (28), adjacent two through drive belt (29) swing joint between pivot (27), it adopts metal material to rotate leaf (28).

5. The annular V-selective composite powder concentrator according to claim 1, wherein: divide material subassembly (8) including dividing workbin (30), divide workbin (30) with discharge gate (3) link up, divide workbin (30) inner wall in discharge gate (3) below is equipped with screening net (31) of slope, divide workbin (30) inside in the lower one end below of screening net (31) is equipped with coarse hopper (32), divide workbin (30) inside in screening net (31) below is equipped with thin hopper (33), thin hopper (33) inner wall slope is equipped with bottom plate (34), the lower one end of bottom plate (34) extends to divide workbin (30) outside, coarse hopper (32) inner wall symmetry is equipped with articulated baffle (35), baffle (35) outer wall is connected with the control assembly, coarse hopper (32) outer wall is equipped with rack three (36), divide workbin (30) inner wall to rotate be equipped with rack three (36) engaged with gear three (37), divide workbin (30) inner wall in thin hopper (33) below to rotate and be equipped with oval dish three (38), gear three (37) pass through transmission subassembly with oval spring (39) are connected spring three springs (39), three springs (39) are connected with the spring three springs (39) bottom.

6. The annular V-selective composite powder concentrator of claim 5, wherein: the control assembly includes rack two (40), rack two (40) with baffle (35) are articulated, rack two (40) with coarse hopper (32) sliding connection, coarse hopper (32) inside be equipped with rack two (40) engaged with gear two (41), coarse hopper (32) outer wall is equipped with motor three, motor three's output shaft extends to coarse hopper (32) inside with gear two (41) are connected, coarse hopper (32) outer wall symmetry is equipped with the connecting plate, the connecting plate with divide workbin (30) sliding connection, the connecting plate bottom is equipped with spring two (42), spring two (42) with divide workbin (30) to connect, coarse hopper (32) outer wall is equipped with the trigger block, divide workbin (30) inner wall in trigger block below is equipped with contact (43), contact (43) with motor three electric connection.

7. The annular V-selective composite powder concentrator of claim 6, wherein: a protective frame is arranged on the inner wall of the coarse hopper (32) and on the outer side of the second rack (40) and the second gear (41), the top of the protective frame is arc-shaped, an inclined material guide disc is arranged between the coarse hopper (32) and the fine hopper (33) inside the material distribution box (30), and the lower end of the material guide disc is located above the fine hopper (33).

8. The annular V-selective composite powder concentrator of claim 5, wherein: the transmission assembly comprises a third rotating shaft, the third rotating shaft is connected with the third gear (37), the outer wall of the third oval disc (38) is provided with a fourth rotating shaft, the fourth rotating shaft is movably connected with the third rotating shaft through a fourth driving belt, and the third rotating shaft and the fourth rotating shaft are rotatably connected with the material distribution box (30).

9. The annular V-selective composite powder concentrator of claim 5, wherein: baffle (35) bottom is equipped with spring four, spring four with coarse hopper (32) are connected, divide workbin (30) outer wall in bottom plate (34) outside is equipped with keeps off work or material rest (44), it is equipped with sliding connection's striker plate two (45) to keep off work or material rest (44) outer wall, it is equipped with electric telescopic handle to keep off work or material rest (44) top, electric telescopic handle with striker plate two (45) are connected.