CN113477302B

CN113477302B - A reducing mechanism for mine tailings is recycled

Info

Publication number: CN113477302B
Application number: CN202110760358.4A
Authority: CN
Inventors: 冯朝辉; 唐菊芳; 欧庆陵; 邹林
Original assignee: Hunan Juqiang Renewable Resources Science And Technology Development Co ltd
Current assignee: Hunan Juqiang Renewable Resources Science And Technology Development Co ltd
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2022-07-26
Anticipated expiration: 2041-07-06
Also published as: CN113477302A

Abstract

The invention relates to the field of mine tailing recycling equipment, in particular to a crushing device for recycling mine tailing, which comprises a crushing box fixed on a support, wherein the upper end of the crushing box is symmetrically fixed and communicated with two feed hoppers, a primary crushing mechanism is arranged at the upper side in the crushing box, a secondary crushing mechanism with an adjustable gap is arranged at the middle part of the inner side of the crushing box, the secondary crushing mechanism is in transmission connection with a driving mechanism on the outer side wall of the crushing box, the secondary crushing mechanism is in transmission connection with the primary crushing mechanism through a chain wheel assembly, the lower end of the crushing box is fixed and communicated with a discharge barrel, and a belt conveyor is arranged at the lower side of the discharge barrel. This kind of a reducing mechanism for mine tailings is recycled realizes the crushing to the mine tailings to retrieve and recycle, improve resource utilization, reduce cost produces economic value, and can realize adjusting the crushing degree to the mine tailings as required, easy operation is convenient.

Description

A reducing mechanism for mine tailings is recycled

Technical Field

The invention relates to the field of mine tailing recycling equipment, in particular to a crushing device for recycling mine tailing.

Background

A large amount of mine tailings are abandoned every year, so that a large amount of resources are wasted, and a large amount of mine tailings are buried in the land, so that the land resources are occupied. The mine tailings can be recycled as a substitute of raw materials of glass products, so that the problem of mine tailing waste is solved greatly, and great economic benefits are generated.

Disclosure of Invention

The invention aims to provide a crushing device for recycling mine tailings, which aims to solve the problems in the background technology. In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a reducing mechanism for mine tailings is recycled, including fixing the crushing case on the support, the fixed and intercommunication of the upper end symmetrical formula of crushing case has two feeder hoppers, the inside upside of crushing case is provided with the broken mechanism of one-level, the inboard middle part of crushing case is provided with the second grade rubbing crusher in adjustable clearance, and the actuating mechanism transmission on second grade rubbing crusher constructs the lateral wall with crushing case, second grade rubbing crusher constructs to be connected with the transmission of one-level crushing mechanism through sprocket assembly, the fixed and intercommunication of lower extreme of crushing case has a feed cylinder, the downside that goes out the feed cylinder is provided with belt conveyor.

Preferably, one-level crushing mechanism is including setting up the carousel in crushing incasement portion upside central line department, and the bilateral symmetry formula of carousel is provided with the movable platen, and the upper end dead axle of movable platen rotates the connecting rod, and the axostylus axostyle is fixed on the inside wall of crushing case, two one side that the movable platen is relative all is fixed with connecting rod two, and the connecting rod is two in the downside of axostylus axostyle, and the articulated carousel of connecting rod is passed through to the one end that the movable platen was kept away from to connecting rod two, and the centre of a circle position of carousel is kept away from with carousel articulated one end to connecting rod one, and the relative position in one side that deviates from the carousel with the movable platen on the inside wall of crushing case is fixed with the dead plate.

Preferably, the upper end of the movable platen is fixed with a first arc-shaped baffle, the arc opening of the first baffle faces the turntable, the position of the inner top wall of the crushing box, which is located at the feed hopper, is fixed with a second baffle, the inner side wall of the crushing box is fixed with a guide plate, the guide plate is located between the movable platen and the secondary crushing mechanism, and the mine tailings crushed by the movable platen and the fixed platen are guided to the secondary crushing mechanism.

Preferably, an air pipe is fixed on the side wall of the crushing box and penetrates through the side wall, the air pipe is communicated with an air inlet port of the exhaust fan, and the air pipe is positioned below the material guide plate.

Preferably, a shaft sleeve is fixed on the side wall of the crushing box, a first rotating shaft is rotatably connected in the shaft sleeve, one end of the first rotating shaft is coaxially and fixedly connected with the turntable, and the first rotating shaft is in transmission connection with the secondary crushing mechanism through a chain wheel assembly.

Preferably, second grade rubbing crusher constructs including a section of thick bamboo level and mutual parallel arrangement's compression roller one and compression roller two, and compression roller one and compression roller two are located crushing incasement, and two convex through-holes have been seted up to the symmetrical formula on the lateral wall of crushing case, and the centre of a circle of through-hole is located the central axis of pivot one, and the equal coaxial fixed connection pivot two of the tip of compression roller one and compression roller two, and two in two through-holes are pegged graft respectively to pivot two, and pivot two can slide in the through-hole, and pivot two keep away from the coaxial fixed connection turbine of one end of corresponding compression roller one or compression roller two, and pivot one is connected with the transmission of one of them pivot two through the sprocket assembly.

Preferably, the shaft sleeve is sleeved on the outer side of the shaft sleeve and is connected with two lantern rings in a fixed-shaft rotating mode, a swing rod is fixed on the lantern ring, the second rotating shaft is respectively connected to one end, far away from the lantern ring, of the swing rod in a fixed-shaft rotating mode, the swing rod is connected to one end, far away from the lantern ring, of the swing rod in a fixed-shaft rotating mode, the screw sleeves are all sleeved on the first screw rod, two sections of external threads with opposite rotating directions are arranged on the first screw rod, and the first screw rod is connected with the two screw sleeves in a threaded mode through the two sections of external threads.

Preferably, actuating mechanism runs through and threaded connection has screw rod two including fixing the support on smashing the case lateral wall on the support, and the upper end dead axle of screw rod two rotates and is connected with the slide, and the last dead axle of slide rotates and is connected with two worms, and two the coaxial fixed connection of worm to the spiral is opposite soon, two the worm corresponds the meshing with two turbines respectively and is connected, is fixed with the motor on the slide, and the motor is connected with the worm transmission.

Preferably, the driving mechanism further comprises a sliding frame fixed on the outer side wall of the crushing box, a sliding groove is formed in the sliding frame, a sliding block is fixed at the end of the sliding frame, and the sliding block is connected in the sliding groove in a sliding mode.

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

according to the invention, the primary crushing mechanism is used for carrying out primary crushing treatment on the mine tailings, a symmetrical structural design is adopted, feeding can be carried out from two sides, the production efficiency is improved, then the secondary crushing mechanism is used for further crushing treatment on the mine tailings, crushing of the mine tailings is realized, recycling is convenient, the resource utilization rate is improved, the cost is reduced, and the economic value is generated.

According to the invention, the crushing degree of the mine tailings can be adjusted according to the requirement by adjusting the gap between the first compression roller and the second compression roller, and the operation is simple and convenient.

Drawings

FIG. 1 is a schematic cross-sectional view of the final assembly of the present invention;

fig. 2 is a rear view of the final assembly structure of the present invention.

In the figure: 1. a crushing box; 2. a shaft lever; 3. a turntable; 4. a first connecting rod; 5. a second connecting rod; 6. a movable platen; 7. a first baffle plate; 8. a second baffle plate; 9. fixing a pressure plate; 10. a feed hopper; 11. a stock guide; 12. an air pipe; 13. an exhaust fan; 14. pressing a roller I; 15. pressing rollers II; 16. a discharging barrel; 17. a belt conveyor; 18. a first rotating shaft; 19. a shaft sleeve; 20. a collar; 21. a swing rod; 22. a second rotating shaft; 23. a turbine; 24. a through hole; 25. a threaded sleeve; 26. a first screw rod; 27. a sprocket assembly; 28. a carriage; 29. a slide base; 30. a slider; 31. a chute; 32. a worm; 33. a support; 34. a second screw; 35. an electric motor.

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 obtained by workers skilled in the art without any inventive work based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1 to fig. 2, the present invention provides a technical solution: the utility model provides a reducing mechanism for mine tailings is recycled, including fixing crushing case 1 on the support, the fixed and intercommunication of the upper end symmetrical formula of crushing case 1 has two feeder hoppers 10, the inside upside of crushing case 1 is provided with the broken mechanism of one-level, the inboard middle part of crushing case 1 is provided with the secondary crushing mechanism in adjustable clearance, and the actuating mechanism transmission on secondary crushing mechanism and the lateral wall of crushing case 1, secondary crushing mechanism passes through sprocket assembly 27 and is connected with the transmission of the broken mechanism of one-level, the fixed and intercommunication of lower extreme of crushing case 1 has play feed cylinder 16, the downside that goes out feed cylinder 16 is provided with belt conveyor 17.

In this embodiment, one-level crushing mechanism is including setting up carousel 3 at the inside upside central line department of crushing case 1, and the bilateral symmetry formula of carousel 3 is provided with movable platen 6, and the upper end dead axle of movable platen 6 rotates and connects axostylus axostyle 2, and axostylus axostyle 2 fixes on the inside wall of crushing case 1, two one side that movable platen 6 is relative all is fixed with connecting rod two 5, and connecting rod two 5 are located the downside of axostylus axostyle 2, and connecting rod two 5 keep away from the one end of movable platen 6 and pass through connecting rod one 4 articulated carousel 3, and the centre of a circle position of carousel 3 is kept away from to connecting rod one 4 and 3 articulated one end, and the relative position in one side that deviates from carousel 3 with movable platen 6 on the inside wall of crushing case 1 is fixed with stationary platen 9.

In this embodiment, the upper end of movable platen 6 is fixed with circular-arc baffle 7, and the arc mouth of baffle 7 is towards carousel 3, the inboard roof that smashes case 1 is located the rigidity of feeder hopper 10 has baffle two 8, baffle 7 and baffle two 8 play the effect of blockking the mine tailings, avoid the mine tailings to get into between two movable platen 6, be fixed with stock guide 11 on the inside wall of crushing case 1, and stock guide 11 is located between movable platen 6 and the second grade rubbing crusher structure, and with the broken mine tailings direction second grade rubbing crusher structure department of movable platen 6 and stationary platen 9.

In this embodiment, it has trachea 12 to fix and run through on the lateral wall of crushing case 1, and trachea 12 is linked together with the inlet port of air exhauster 13, and trachea 12 is located the below of stock guide 11, at the kibbling in-process of mine tailings, starts air exhauster 13 work for air exhauster 13 will smash the inside dust of case 1 and take out through trachea 12, thereby avoids the dust to escape outward, plays the effect of dust fall, protects the operation environment.

In this embodiment, a shaft sleeve 19 is fixed on the side wall of the crushing box 1, a first rotating shaft 18 is rotatably connected to the shaft sleeve 19 through a rotating shaft, one end of the first rotating shaft 18 is coaxially and fixedly connected with the rotating disc 3, and the first rotating shaft 18 is in transmission connection with the secondary crushing mechanism through a chain wheel assembly 27.

In the embodiment, the secondary crushing mechanism comprises a first compression roller 14 and a second compression roller 15 which are horizontally arranged and are parallel to each other, the first compression roller 14 and the second compression roller 15 are positioned in the crushing box 1, two circular arc-shaped through holes 24 are symmetrically formed in the side wall of the crushing box 1, the center of the through hole 24 is located on the central axis of the first rotating shaft 18, and the first rotating shaft 18 and the second rotating shaft 22 are arranged in parallel, the second rotating shaft 22 does not move to cause the transmission distance between the second rotating shaft 22 and the first rotating shaft 18 to change, the chain wheel component 27 does not need to be adjusted, the end parts of the first pressing roller 14 and the second pressing roller 15 are coaxially and fixedly connected with the second rotating shaft 22, and the two second rotating shafts 22 are respectively inserted into the two through holes 24, the second rotating shafts 22 can slide in the through holes 24, one end of the second rotating shaft 22, which is far away from the corresponding first compression roller 14 or second compression roller 15, is coaxially and fixedly connected with the turbine 23, and the first rotating shaft 18 is in transmission connection with one second rotating shaft 22 through the chain wheel assembly 27.

In this embodiment, the outer side of the shaft sleeve 19 is sleeved with two lantern rings 20 which are connected in a fixed-axis rotating manner, a swing rod 21 is fixed on the lantern ring 20, two rotating shafts two 22 are respectively connected in a fixed-axis rotating manner at one end of the swing rod 21 away from the lantern ring 20, a threaded sleeve 25 is connected on the swing rod 21 in a fixed-axis rotating manner, the threaded sleeves 25 are all sleeved on a screw rod one 26, two sections of external threads with opposite rotation directions are arranged on the screw rod one 26, and the screw rod one 26 is in threaded connection with the threaded sleeves 25 through the two sections of external threads.

In this embodiment, the driving mechanism includes a support 33 fixed on the outer side wall of the crushing box 1, a second screw 34 penetrates through and is in threaded connection with the support 33, a slide 29 is rotatably connected to the upper end dead axle of the second screw 34, two worms 32 are rotatably connected to the upper dead axle of the slide 29, the two worms 32 are coaxially and fixedly connected, and the spiral directions are opposite, the two worms 32 are respectively in corresponding meshing connection with the two turbines 23, a motor 35 is fixed on the slide 29, and the motor 35 is in transmission connection with the worms 32.

In this embodiment, the driving mechanism further includes a sliding frame 28 fixed on the outer side wall of the crushing box 1, a sliding groove 31 is formed in the sliding frame 28, a sliding block 30 is fixed at the end of the sliding frame 29, the sliding block 30 is slidably connected in the sliding groove 31, and the sliding frame 28, the sliding block 30 and the sliding groove 31 play a role in guiding, so that the sliding frame 29 can stably move up and down.

The use method and the advantages of the invention are as follows: when the crushing device for recycling mine tailings is used, the working process is as follows:

as shown in fig. 1 and fig. 2, the motor 35 is started to operate, the motor 35 drives the two worms 32 to rotate, so that the two worms 32 drive the two turbines 23 to rotate, and the spiral directions of the two worms 32 are opposite, so that the two worms 32 drive the first compression roller 14 and the second compression roller 15 to rotate as shown in fig. 1 through the corresponding second rotating shaft 22, the rotation of the second rotating shaft 22 drives the first rotating shaft 18 to rotate through the sprocket assembly 27, so that the first rotating shaft 18 drives the turntable 3 to rotate, so that the turntable 3 applies a pushing force or a pulling force to the second connecting rod 5 through the first connecting rod 4, so that the second connecting rod 5 drives the corresponding movable platen 6 to reciprocate around the shaft rod 2, mine tailings are conveyed into the feed hopper 10 through the lifting device, enter the crushing box 1 from the feed hopper 10, and during the swinging process of the movable platen 6, when movable platen 6 is close to stationary platen 9, extrude the breakage to the mine tailings, when movable platen 6 kept away from to stationary platen 9, movable platen 6 and stationary platen 9's clearance grow this moment for broken mine tailings whereabouts, make simultaneously treat broken mine tailings and get into between movable platen 6 and the stationary platen 9, thereby realize the preliminary breakage to the mine tailings, and adopt the structural design of symmetry formula, can follow both sides and feed, improve production efficiency.

Broken mine tailings are extruded by the passive pressing plate 6 and the fixed pressing plate 9 and fall on the guide plate 11, the mine tailings fall between the first compression roller 14 and the second compression roller 15 through the guide plate 11, the broken mine tailings are further extruded and crushed under the rotating action of the first compression roller 14 and the second compression roller 15, the crushing effect on the mine tailings is improved, the crushed mine tailings fall on the belt conveyor 17 below the crushed mine tailings through the discharge barrel 16, the crushed mine tailings are output, the mine tailings are crushed, the mine tailings are recycled, the resource utilization rate is improved, the cost is reduced, and the economic value is generated.

In the process of crushing mine tailings, the exhaust fan 13 is started to work, so that the exhaust fan 13 extracts dust in the crushing box 1 through the air pipe 12, the dust is prevented from escaping, the dust falling effect is achieved, and the operation environment is protected.

As shown in fig. 2, when the crushing thickness of the mine tailings needs to be adjusted, that is, the gap between the first pressing roller 14 and the second pressing roller 15 is adjusted, at this time, the second screw 34 is rotated, so that the second screw 34 drives the sliding base 29 to move downwards, and the two worms 32 are far away from the corresponding turbines 23 and do not contact, wherein the sliding base 28, the sliding block 30 and the sliding groove 31 play a guiding role, so that the sliding base 29 can stably move upwards and downwards, then the first screw 26 is rotated to enable the two screw sleeves 25 to approach or separate from each other through screw transmission, so that the two screw sleeves 25 drive the two swing rods 21 to approach or separate from each other, so that the two swing rods 21 drive the two rotating shafts 22 to approach or separate from each other along the corresponding circular arc-shaped through holes 24, so that the two rotating shafts 22 drive the first pressing roller 14 and the second pressing roller 15 to approach or separate from each other, thereby adjusting the gap between the first pressing roller 14 and the second pressing roller 15, so as to adjust the crushing degree to the mine tailings as required, and because the centre of a circle of the circular arc-shaped through hole 24 is located on the central axis of the first rotating shaft 18, the movement of the second rotating shaft 22 does not cause the change of the transmission distance between the second rotating shaft 22 and the first rotating shaft 18, so that the chain wheel assembly 27 does not need to be adjusted, after the gap between the first pressing roller 14 and the second pressing roller 15 is adjusted, the second screw 34 is rotated reversely, the second screw 34 drives the sliding seat 29 to move upwards, and the two worms 32 are meshed with the corresponding turbines 23 to be connected, thereby realizing that the crushing degree to the mine tailings can be adjusted as required, and the operation is simple and convenient.

The foregoing shows and describes the general principles, principal features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and the above-described embodiments and descriptions are only preferred examples of the present invention and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a reducing mechanism for mine tailings is recycled, is including fixing crushing case (1) on the support, its characterized in that: the upper end of the crushing box (1) is symmetrically fixed and communicated with two feed hoppers (10), a primary crushing mechanism is arranged on the upper side in the crushing box (1), a secondary crushing mechanism with an adjustable gap is arranged in the middle of the inner side of the crushing box (1), the secondary crushing mechanism is in transmission with a driving mechanism on the outer side wall of the crushing box (1), the secondary crushing mechanism is in transmission connection with the primary crushing mechanism through a chain wheel assembly (27), the lower end of the crushing box (1) is fixed and communicated with a discharge barrel (16), and a belt conveyor (17) is arranged on the lower side of the discharge barrel (16);

the primary crushing mechanism comprises a rotary table (3) arranged at the central line of the upper side in the crushing box (1), movable pressing plates (6) are symmetrically arranged on two sides of the rotary table (3), the upper end fixed shaft of each movable pressing plate (6) is rotatably connected with a shaft lever (2), the shaft levers (2) are fixed on the inner side wall of the crushing box (1), one sides of the two movable pressing plates (6) opposite to each other are respectively fixed with a second connecting rod (5), the second connecting rods (5) are positioned on the lower side of the shaft levers (2), one ends, far away from the movable pressing plates (6), of the second connecting rods (5) are hinged with the rotary table (3) through a first connecting rod (4), one ends, far away from the circle center position of the rotary table (3), of the first connecting rod (4) and the rotary table (3) are hinged, a fixed pressing plate (9) is fixed on the inner side wall of the crushing box (1) at the position opposite to the side, far away from the rotary table (3), of the movable pressing plates (6), and a shaft sleeve (19) is fixed on the side wall of the crushing box (1), a first rotating shaft (18) is rotatably connected to the rotating shaft in the shaft sleeve (19), one end of the first rotating shaft (18) is coaxially and fixedly connected with the rotating disc (3), and the first rotating shaft (18) is in transmission connection with a secondary crushing mechanism through a chain wheel assembly (27);

the two-stage crushing mechanism comprises a first compression roller (14) and a second compression roller (15) which are arranged at the same horizontal height and are parallel to each other, the first compression roller (14) and the second compression roller (15) are positioned in the crushing box (1), two circular arc-shaped through holes (24) are symmetrically formed in the side wall of the crushing box (1), the circle center of each through hole (24) is positioned on the central axis of the first rotating shaft (18), the end parts of the first compression roller (14) and the second compression roller (15) are coaxially and fixedly connected with the second rotating shaft (22), the two second rotating shafts (22) are respectively inserted into the two through holes (24), the second rotating shafts (22) can slide in the through holes (24), the second rotating shafts (22) are far away from one end of the corresponding first compression roller (14) or the second compression roller (15) and are coaxially and fixedly connected with a turbine (23), and the first rotating shafts (18) are in transmission connection with one of the second rotating shafts (22) through a chain wheel component (27), the driving mechanism comprises a bracket (33) fixed on the outer side wall of the crushing box (1), a second screw rod (34) penetrates through the bracket (33) and is in threaded connection with the bracket, the fixed shaft at the upper end of the second screw rod (34) is rotationally connected with a sliding seat (29), the upper dead axle of the sliding seat (29) is rotationally connected with two worms (32), and the two worms (32) are coaxially and fixedly connected, and the spiral directions are opposite, the two worms (32) are respectively correspondingly meshed and connected with the two worm wheels (23), a motor (35) is fixed on the sliding seat (29), and the motor (35) is in transmission connection with the worm (32), the driving mechanism also comprises a sliding frame (28) fixed on the outer side wall of the crushing box (1), a sliding groove (31) is formed in the sliding frame (28), a sliding block (30) is fixed at the end of the sliding seat (29), and the sliding block (30) is connected in the sliding groove (31) in a sliding mode;

axle sleeve (19) outside cover is established and the dead axle rotates and is connected with two lantern rings (20), be fixed with pendulum rod (21) on the lantern ring (20), and two pivot two (22) dead axle respectively rotates and connects the one end of keeping away from the lantern ring (20) at pendulum rod (21), the dead axle rotates on pendulum rod (21) and is connected with swivel nut (25), two swivel nut (25) are all established on screw rod (26), and have seted up two sections external screw threads opposite to soon on screw rod (26), screw rod (26) are through two sections the external screw thread respectively with two swivel nut (25) threaded connection.

2. The crushing device for mine tailings recycling according to claim 1, wherein: the upper end of dynamic pressure plate (6) is fixed with circular-arc baffle (7), and the arc mouth of baffle (7) is towards carousel (3), the inboard roof of smashing case (1) is located the position of feeder hopper (10) and is fixed with baffle two (8), be fixed with stock guide (11) on the inside wall of smashing case (1), and stock guide (11) are located between dynamic pressure plate (6) and the second grade rubbing crusher to with the broken mine tailings direction second grade rubbing crusher department of dynamic pressure plate (6) and static pressure plate (9).

3. A crushing apparatus for mine tailings recycling according to claim 2, wherein: an air pipe (12) is fixed on the side wall of the crushing box (1) and penetrates through the side wall, the air pipe (12) is communicated with an air inlet port of an exhaust fan (13), and the air pipe (12) is positioned below the material guide plate (11).