CN220878002U

CN220878002U - Vibration stable single-layer double-shaft dewatering screen

Info

Publication number: CN220878002U
Application number: CN202322653128.5U
Authority: CN
Inventors: 张范章; 张柱章; 张碌章
Original assignee: Guangdong Huada Machinery Equipment Co ltd
Current assignee: Guangdong Huada Machinery Equipment Co ltd
Priority date: 2023-09-28
Filing date: 2023-09-28
Publication date: 2024-05-03
Anticipated expiration: 2033-09-28

Abstract

The utility model discloses a single-layer double-shaft dewatering screen with stable vibration, which comprises two bases, wherein two sides of the outer wall of the top of each base are provided with a bracket through bolts, two sides of the outer wall of the top of each bracket are provided with two supporting pieces through bolts, the top ends of the supporting pieces are provided with supporting shafts through bolts, a box body is arranged among the four supporting shafts through bolts, each supporting piece comprises a gas spring, the top ends of the gas springs are provided with rubber blocks through bolts, the top ends of the rubber blocks are provided with top plates through bolts, and one side of each gas spring is embedded with a valve; the support piece is composed of the rubber block and the gas spring, when the elasticity of the support piece is reduced and the operation of equipment is affected, high-pressure gas can be flushed into the gas spring through the valve, so that the elastic buffering capacity of the gas spring is improved, the elastic buffering capacity of the support piece is improved, the vibration stability of the dewatering screen is improved when the dewatering screen is operated, the dewatering screen can be operated continuously without disassembling the support piece, and the dewatering screen can be used for improving the material dewatering speed.

Description

Vibration stable single-layer double-shaft dewatering screen

Technical Field

The utility model relates to the technical field of dewatering screens, in particular to a single-layer double-shaft dewatering screen with stable vibration.

Background

The dewatering screen is a kind of equipment commonly used for solid-liquid separation, and the main function of the dewatering screen is dewatering, desliming and medium removal, and can be used for sand washing in sand and stone material plants, coal slime recovery in coal dressing plants, dry tailing discharge in mineral dressing plants, etc., therefore, the dewatering screen is also called sand dewatering screen, mine dewatering screen, coal slime dewatering screen, tailing dewatering screen, high-frequency dewatering screen, etc., the dewatering screen adopts a double-electrode self-synchronization technology, and the universal eccentric block and the vibration amplitude-adjustable vibrator. Mainly comprises a screen box, a vibration exciter, a supporting system and a motor. The two independent vibrators are driven by the adhesive tape coupling to synchronously and reversely run, and the component force of the centrifugal force generated by the two eccentric masses along the vibration direction is overlapped and reversely offset, so that single vibration along the vibration direction is formed, the screen box is made to reciprocate and linearly move, and the vibration-proof vibrating screen is widely applied to industries such as mines, metallurgy, building materials and the like.

The dewatering screen is supported by adopting elastic elements such as springs and rubber blocks generally, and the vibration times of the dewatering screen are frequent, so that the elasticity and the buffering performance of the elastic elements such as springs and rubber blocks can be gradually reduced, the vibration stability of the dewatering screen is reduced during vibration, the dewatering failure of the dewatering screen is easily caused, and the replacement of the elastic elements is time-consuming, so that the efficiency of material dewatering treatment is affected.

Disclosure of utility model

The utility model aims to provide a single-layer double-shaft dewatering screen with stable vibration so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a vibration stable's single-layer biax dewatering screen, includes two bases, two install the support through the bolt on the base top outer wall both sides, and support top outer wall both sides all install two support through the bolt, and the support top is installed the back shaft through the bolt, four install the box through the bolt between the back shaft, the support includes the air spring, the rubber piece is installed through the bolt on the air spring top, and the rubber piece top is installed the roof through the bolt, air spring one side embedding has the valve.

The inside screen plate that is provided with of box, the box looks both sides inner wall and is close to top department welding and have a plurality of branch, and wherein the welding has the extension board between two branches, it has the carding set to embed through the bolt on the extension board top outer wall.

The carding assembly comprises an electric push rod, a shell is installed at the output end of the electric push rod through a bolt, a second motor is installed at one side of the outer wall of the top of the shell through a bolt, and a driving belt wheel is installed at the output end of the second motor through a flat key.

Wherein, two guide rods are arranged in the shell through bolts, a screw rod is arranged in the shell through bearings, a sliding plate which is connected on the guide rods in a sliding way is connected outside the screw rod in a threaded way, the comb rake is installed on the outer wall of one side of the sliding plate through bolts, the driven belt wheel is installed at one end of the screw rod through a flat key, and the driven belt wheel is in transmission connection with the driving belt wheel through a belt.

The automatic feeding and discharging device comprises a box body, wherein a discharging hopper is arranged at one end of the box body through bolts, a supporting plate is arranged at the positions, close to the top, of the inner walls of the two sides of the box body through bolts, two cylinder shells are arranged on the outer wall of one side of the supporting plate through bolts, two mounting shafts penetrating through the cylinder shells are embedded into the outer wall of one side of the supporting plate through bearings, eccentric blocks are arranged at two ends of each mounting shaft, and key grooves distributed in an annular structure at equal distance are formed in the inner walls of the side faces of the eccentric blocks.

The sliding groove is formed in one end of the installation shaft, the embedded plate is embedded in one end of the installation shaft, close to the sliding groove, of the installation shaft through a bolt, a threaded rod is installed at one end of the embedded plate through a bearing, and a conical block in the sliding groove is connected with one end of the threaded rod in a threaded mode.

The installation shaft is provided with a key block in a sliding insertion mode, the outer wall of one side of the key block is provided with a groove, the conical block is connected inside the groove in a sliding mode, and the key block is inserted inside the key groove.

Wherein, box one side is provided with the motor frame, and motor frame one side is installed two motors one through the bolt, the output of motor one is provided with the connecting piece, and connecting piece one end is the transmission with the installation axle and is connected.

Compared with the prior art, the utility model has the beneficial effects that:

According to the utility model, the support piece is arranged on the support and consists of the rubber block and the gas spring, when the elasticity of the support piece is reduced and the operation of the dewatering screen is influenced, a worker can flush high-pressure gas into the gas spring through the valve, so that the elastic buffering capacity of the gas spring is improved, the elastic buffering capacity of the support piece is improved, the vibration stability of the dewatering screen is improved during the operation, the dewatering screen can continue to operate without disassembling the support piece, and the dewatering screen can be beneficial to improving the dewatering speed of the dewatering screen on materials; through the carding component, when the dewatering screen is used for dewatering materials, the carding component can be operated to operate, so that the electric push rod can fall onto the screen plate with the comb rake moving back and forth, the materials are smashed, and the dewatering effect of the dewatering screen is prevented from being influenced by more caking in the materials; through threaded rod, toper piece, the key piece that sets up, when the position of eccentric block is adjusted to needs, can rotate the threaded rod for the toper piece breaks away from the recess, makes key piece withdrawal spout, and restriction between installation axle and the eccentric block is relieved this moment, then rotates the eccentric block, makes eccentric block angle change, and then reverse rotation threaded rod makes the key piece rise the card inside the keyway for eccentric block angle position changes, compares in original bolt-up's mode, can improve the speed of adjusting the eccentric block, makes this equipment vibration amplitude change.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the mounting shaft structure of the present utility model;

FIG. 3 is a schematic view of the eccentric block structure of the present utility model;

FIG. 4 is a schematic view of the support structure of the present utility model;

FIG. 5 is a schematic perspective view of a comb assembly of the present utility model;

fig. 6 is a schematic top view of the housing of the present utility model.

In the figure: 10. a base; 11. a bracket; 12. a support shaft; 13. a case; 14. a screen plate; 15. a support rod; 16. a support plate; 17. discharging a hopper; 18. a support plate; 19. a cartridge housing; 20. a motor frame; 21. a first motor; 22. a connecting piece; 23. a mounting shaft; 24. a chute; 25. a threaded rod; 26. a conical block; 27. a key block; 28. a groove; 29. an embedded plate; 30. an eccentric block; 31. a key slot; 40. a support; 41. a gas spring; 42. a rubber block; 43. a top plate; 44. a valve; 50. a carding assembly; 51. an electric push rod; 52. a housing; 53. a second motor; 54. a slide plate; 55. a comb harrow; 56. a driving pulley; 57. a driven pulley; 58. a screw rod; 59. a guide rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides a vibration stable's single-layer biax dewatering screen, including two bases 10, install support 11 through the bolt on the both sides of two base 10 top outer wall, and support 11 top outer wall both sides all install two support piece 40 through the bolt, and support piece 40 top is installed through the bolt and be installed back shaft 12, install box 13 through the bolt between four back shafts 12, support piece 40 includes air spring 41, air spring 41 top is installed rubber piece 42 through the bolt, and rubber piece 42 top is installed roof 43 through the bolt, air spring 41 one side embeds there is valve 44, valve 44 is convenient for aerify or gassing to air spring 41, make air spring 41's elasticity buffer capacity change, when dehydration, when discovery support piece 40 buffer capacity variation, can be through valve 44 to the inside high-pressure gas of rushing into of air spring 41, make air spring 41's elasticity buffer capacity improve, make support piece 40 elasticity buffer capacity improve, vibration stability improves when the dewatering screen operation, make support piece just can make this dewatering screen continue to operate, be favorable to improving dewatering screen's speed to the dewatering material.

Wherein, the inside of the box 13 is provided with a screen plate 14, a plurality of supporting rods 15 are welded at the positions, close to the top, of the inner walls of the two sides of the box 13, a supporting plate 16 is welded between the two supporting rods 15, a carding assembly 50 is embedded on the outer wall of the top of the supporting plate 16 through bolts, the carding assembly 50 comprises an electric push rod 51, the model of the electric push rod 51 is preferably THK, the output end of the electric push rod 51 is provided with a shell 52 through bolts, one side of the outer wall of the top of the shell 52 is provided with a motor II 53 through bolts, the model of the motor II 53 is preferably STP-42D4045, the output end of the motor II 53 is provided with a driving pulley 56 through a flat key, the inside of the shell 52 is provided with two guide rods 59 through bolts, the inside of the shell 52 is provided with a screw rod 58 through bearings, and the outside threaded connection of lead screw 58 has the slide 54 of sliding connection on guide bar 59, install the comb harrow 55 through the bolt on the outer wall of slide 54 one side, driven pulley 57 is installed through the parallel key to lead screw 58 one end, and driven pulley 57 is transmission connection through belt and driving pulley 56, motor two 53 can start, make driving pulley 56 pass through the belt and take driven pulley 57 rotation, make lead screw 58 take slide 54 to slide on guide bar 59, comb harrow 55 back and forth movement, then at operating electric putter 51 motion, make back and forth movement's comb harrow 55 fall on the screen plate 14, thereby realize smashing the material, avoid containing more caking in the material and influence the dehydration effect of dewatering screen.

Wherein, the two opposite side inner walls of the box 13 are near the top and are provided with a support plate 18 by bolts, two cylinder shells 19 are arranged on the outer wall of one side of the support plate 18 by bolts, two mounting shafts 23 penetrating through the cylinder shells 19 are embedded in the outer wall of one side of the support plate 18 by bearings, two ends of each mounting shaft 23 are provided with eccentric blocks 30, the inner walls of the side surfaces of the eccentric blocks 30 are provided with key grooves 31 distributed in an equidistant annular structure, the six key grooves 31 are formed, the key blocks 27 are inserted into the different key grooves 31 to change the angle between the changed eccentric blocks 30 and the eccentric blocks 30 at the other end of the mounting shaft 23, the amplitude of the eccentric blocks 30 is changed, one end of each mounting shaft 23 is provided with a sliding groove 24, one end of each mounting shaft 23 is close to the sliding groove 24 and is embedded with an embedded plate 29 by bolts, one end of each embedded plate 29 is provided with a threaded rod 25 by bearings, one end of each threaded rod 25 is connected with a conical block 26 in a sliding mode inside the sliding way, the sliding way, the key blocks 27 are inserted on one side of each mounting shaft 23, the key blocks 27 can move up and down when the conical blocks 26 move, the fixed and the limit of the eccentric blocks 30 are released, the key blocks 27 are inserted into the different key blocks 31 can be inserted into the key blocks, the key blocks can be changed, the amplitude of the sliding blocks can be changed, the eccentric blocks can be separated from the grooves 25, and the eccentric blocks can be conveniently moved up and the other, and the other can be conveniently, and the eccentric blocks can be conveniently move up and can be conveniently moved up and separated from the sliding blocks 28, and can be separated from the other, and the sliding blocks 28, and the other can be conveniently move and can be conveniently, and the other, and can be conveniently, and the other and the slide block 30 are conveniently and can be moved by the limited by the sliding block 30. The key block 27 is inserted into the key groove 31.

Wherein, hopper 17 is installed through the bolt to box 13 one end, and box 13 one side is provided with motor frame 20, and motor frame 20 one side is installed two motors one 21 through the bolt, and motor one 21 model is preferably YE3-100L2-4, and the output of motor one 21 is provided with connecting piece 22, and operation motor one 21 starts, can make connecting piece 22 take connecting piece 22 rotation for installation axle 23 takes two eccentric blocks 30 rotation, makes box 13 vibration. And one end of the connecting piece 22 is in transmission connection with the mounting shaft 23.

Working principle: when the dewatering screen dewaters materials, the two motors 21 can be operated to start, the connecting piece 22 rotates with the connecting piece 22, the mounting shaft 23 rotates with the two eccentric blocks 30, the box 13 vibrates to start dewatering treatment on the materials, the carding assembly 50 can be started during dewatering, the motors 53 can be started, the driving belt wheel 56 rotates with the driven belt wheel 57 through the belt, the screw rod 58 slides on the guide rod 59 with the sliding plate 54, the comb rake 55 moves back and forth, then the electric push rod 51 is operated to move, the comb rake 55 which moves back and forth falls onto the screen plate 14, crushing of the materials is achieved, the dewatering effect of the dewatering screen is prevented from being influenced by the fact that the materials contain more agglomerations, the dewatered materials flow out of the discharging hopper 17 during dewatering, when the damping capacity of the supporting member 40 is found to be poor, high-pressure gas can be flushed into the gas spring 41 through the valve 44, so that the elastic damping capacity of the gas spring 41 is improved, the elastic damping capacity of the supporting member 40 is improved, the vibration stability is improved when the dewatering screen operates, the dewatering screen can continue to operate without disassembling the supporting member, the dewatering screen can be beneficial to improving the dewatering speed of the dewatering screen on materials, when the amplitude of the dewatering screen needs to be adjusted, the threaded rod 25 can be rotated by a spanner, the conical block 26 is separated from the groove 28, the key block 27 is retracted into the chute 24, the restriction between the mounting shaft 23 and the eccentric block 30 is released, the eccentric block 30 is rotated, the eccentric block 30 is changed in angle, the threaded rod 25 is rotated reversely, the key block 27 is lifted and clamped in the other key groove 31, the angular position of the eccentric block 30 is changed, a change in the amplitude of vibration of the device is achieved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A vibration stable single-layer double-shaft dewatering screen, which is characterized in that: including two base (10), two install support (11) through the bolt on the outer wall both sides in base (10) top, and support (11) top outer wall both sides all install two support piece (40) through the bolt, and support piece (40) top is installed back shaft (12) through the bolt, four install box (13) through the bolt between back shaft (12), support piece (40) include gas spring (41), gas spring (41) top is installed rubber piece (42) through the bolt, and rubber piece (42) top is installed roof (43) through the bolt, valve (44) are inlayed to gas spring (41) one side.

2. A vibration-stable single-layer biaxial dewatering screen according to claim 1, wherein: the novel multifunctional comb is characterized in that a screen plate (14) is arranged inside the box body (13), a plurality of supporting rods (15) are welded at the positions, close to the tops, of the inner walls of the two sides of the box body (13), a supporting plate (16) is welded between the two supporting rods (15), and a comb assembly (50) is embedded in the outer wall of the top of the supporting plate (16) through bolts.

3. A vibration-stable single-layer biaxial dewatering screen according to claim 2, wherein: the carding assembly (50) comprises an electric push rod (51), a shell (52) is mounted at the output end of the electric push rod (51) through a bolt, a motor II (53) is mounted at one side of the outer wall of the top of the shell (52) through a bolt, and a driving belt wheel (56) is mounted at the output end of the motor II (53) through a flat key.

4. A vibration-stable single-layer biaxial dewatering screen according to claim 3, wherein: two guide rods (59) are arranged in the shell (52) through bolts, a screw rod (58) is arranged in the shell (52) through a bearing, a sliding plate (54) which is connected to the guide rods (59) in a sliding mode is connected to the screw rod (58) through external threads, a comb (55) is arranged on the outer wall of one side of the sliding plate (54) through bolts, a driven belt wheel (57) is arranged at one end of the screw rod (58) through a parallel key, and the driven belt wheel (57) is in transmission connection with a driving belt wheel (56) through a belt.

5. A vibration-stable single-layer biaxial dewatering screen according to claim 1, wherein: hopper (17) are installed through the bolt to box (13) one end, box (13) looks both sides inner wall are close to top department and all are installed mounting panel (18) through the bolt, and install two shell (19) through the bolt on mounting panel (18) one side outer wall, there are two installation axle (23) that pass shell (19) through the bearing embedding on mounting panel (18) one side outer wall, and installation axle (23) both ends all set up eccentric block (30), set up on the side inner wall of eccentric block (30) equidistance and be keyway (31) that annular structure distributes.

6. A vibration-stabilized single-layer biaxial dewatering screen according to claim 5, wherein: the sliding chute (24) is formed in one end of the installation shaft (23), an embedded plate (29) is embedded in one end of the installation shaft (23) close to the sliding chute (24) through a bolt, a threaded rod (25) is installed at one end of the embedded plate (29) through a bearing, and a conical block (26) in the sliding chute (24) is connected with one end of the threaded rod (25) in a threaded mode.

7. A vibration-stabilized single-layer biaxial dewatering screen according to claim 6, wherein: the installation shaft (23) one side is connected with a key block (27) in a sliding mode, a groove (28) is formed in the outer wall of one side of the key block (27), the conical block (26) is connected inside the groove (28) in a sliding mode, and the key block (27) is connected inside the key groove (31) in an inserting mode.

8. A vibration-stabilized single-layer biaxial dewatering screen according to claim 5, wherein: the motor box is characterized in that a motor frame (20) is arranged on one side of the box body (13), two first motors (21) are mounted on one side of the motor frame (20) through bolts, connecting pieces (22) are arranged at output ends of the first motors (21), and one ends of the connecting pieces (22) are in transmission connection with mounting shafts (23).