CN219233061U

CN219233061U - Vibration screening device

Info

Publication number: CN219233061U
Application number: CN202320389521.5U
Authority: CN
Inventors: 白二刚
Original assignee: Inner Mongolia Huineng Group Mengnan Power Generation Co ltd
Current assignee: Inner Mongolia Huineng Group Mengnan Power Generation Co ltd
Priority date: 2023-03-02
Filing date: 2023-03-02
Publication date: 2023-06-23
Anticipated expiration: 2033-03-02

Abstract

The utility model discloses a vibration screening device, which comprises a cleaning assembly, wherein the cleaning assembly comprises a screening box, a screen, two sliding grooves, a screw rod, a hairbrush roller, two first driving motors, a mounting groove, two sliding blocks, a second driving motor, a feeding hopper and four supporting seats; the two sliding grooves are symmetrically formed in two sides of the inner wall of the screening box. According to the semi-coke screening machine, the semi-coke powder particles are screened through the screen, the brush roller is driven to rotate through the second driving motor, the semi-coke particles clamped in the screen holes can be swept out through the brush hair when the brush roller rotates, the first driving motor drives the screw rod to rotate, and the screw rod is in threaded connection with the sliding block, so that the screw rod drives the sliding block to slide in the sliding groove through the threads, the sliding block drives the brush roller, and further the screen holes of the whole screen can be cleaned through the brush roller, so that the situation that the semi-coke particles block the screen holes is avoided, and the working efficiency of semi-coke screening is improved.

Description

Vibration screening device

Technical field:

the utility model relates to a device, in particular to a vibration screening device, and belongs to the technical field of semi-coke production.

The background technology is as follows:

the semi-coke is prepared by firing high-quality dwarf clean coal blocks which are produced in Shenfu coal fields, and is used as a novel carbon material, and the characteristics of high fixed carbon, high specific resistance, high chemical activity, low ash content, low aluminum, low sulfur and low phosphorus are used for gradually replacing metallurgical coke to be widely applied to the production of products such as calcium carbide, ferroalloy, ferrosilicon, silicon carbide and the like, so that the semi-coke becomes an irreplaceable carbon material, and aiming at different purposes, the semi-coke is often required to be processed into semi-coke powder, generally, the semi-coke in block shape is crushed by a semi-coke crusher, and then the crushed semi-coke blocks are conveyed into a pulverizer by a lifter and a feeder to be ground into fine particles.

After milling, the semi-coke powder particles need to be screened to screen larger particles in the semi-coke powder so as to carry out secondary milling, and the semi-coke powder is generally screened by using a vibration screening machine, however, when the conventional vibration screening machine is used, the semi-coke particles are irregular in shape and contain a large number of semi-coke particles close to separation points, so that the semi-coke particles cannot smoothly pass through sieve holes and are blocked in the sieve holes, further the sieve holes of the sieve mesh are blocked, the screening efficiency is affected, and the vibration screening device is provided.

The utility model comprises the following steps:

the present utility model is directed to a vibration screening device, which solves one of the problems set forth in the background art.

The utility model is implemented by the following technical scheme: the vibration screening device comprises a cleaning assembly, wherein the cleaning assembly comprises a screening box, a screen, two sliding grooves, a screw rod, a hairbrush roller, two first driving motors, a mounting groove, two sliding blocks, a second driving motor, a feeding hopper and four supporting seats;

two spout symmetry is seted up in the inner wall both sides of screening case, the lateral wall fixed connection of screen cloth is in the inside wall of screening case, the roller both ends symmetry rotation of brush roller is connected in the adjacent face of two sliders, the mounting groove is seted up in the upper surface of slider, second driving motor installs in the inside of mounting groove, slider threaded connection is in the lateral wall of lead screw, the front end fixed connection of lead screw is in the output shaft of first driving motor, two first driving motor symmetry is installed in the front surface of screening case, four supporting seat symmetry fixed connection is in the both sides of screening case, the feeder hopper is installed in the upper surface of screening case.

As a further preferred aspect of the present utility model: the spout is located the below of screen cloth, the lateral wall sliding connection of slider is in the inside wall of spout.

As a further preferred aspect of the present utility model: the output shaft of the second driving motor is fixedly connected to the roll shaft of the brush roll, and penetrates through one side, close to the brush roll, of the sliding block and is in rotary connection with the sliding block.

As a further preferred aspect of the present utility model: the rear end of the screw rod is rotationally connected to the inner rear wall of the chute, and the output shaft of the first driving motor penetrates through the inner front wall of the chute and is rotationally connected with the screening box.

As a further preferred aspect of the present utility model: the lateral wall laminating of brush roller is in the lower surface of screen cloth, the observation hole has been seted up to the upper surface of screening case.

As a further preferred aspect of the present utility model: the lower surface of the screening box is provided with a vibration assembly, and the vibration assembly comprises a fixing frame, two vibration exciters, four springs, a mounting seat, a first blanking hopper, a second blanking hopper and a switch group;

the mounting seats are arranged on the lower surface of the screening box, and the two vibration exciters are symmetrically arranged on two sides of the mounting seats.

As a further preferred aspect of the present utility model: the bottom of four the springs is symmetrically and fixedly connected to the upper surface of the fixing frame, and the top of the springs is fixedly connected to the lower surface of the supporting seat.

As a further preferred aspect of the present utility model: the first hopper and the second hopper are both arranged on the rear surface of the screening box, the first hopper and the second hopper are respectively positioned above and below the screen, and the switch group is arranged on one side of the screening box.

The utility model has the advantages that: according to the semi-coke screening box, semi-coke particle powder is put into the screening box through the feeding hopper, semi-coke powder particles are screened through the screen, the brush roller is driven to rotate through the second driving motor, semi-coke particles clamped in the screen holes can be swept out through bristles when the brush roller rotates, meanwhile, the first driving motor drives the screw rod to rotate, and the screw rod is in threaded connection with the sliding block, so that the screw rod drives the sliding block to slide in the sliding groove through threads, the sliding block drives the brush roller when sliding in the sliding groove, and further the screen holes of the whole screen can be cleaned through the brush roller, so that the situation that the semi-coke particles block the screen holes is avoided, and the working efficiency of semi-coke screening is improved.

Description of the drawings:

in order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a vibration assembly according to the present utility model;

FIG. 3 is a schematic view of a cleaning assembly according to the present utility model;

FIG. 4 is a schematic view of a brush roll construction according to the present utility model;

fig. 5 is a schematic view of a slider structure according to the present utility model.

In the figure: 101. cleaning the assembly; 11. a screening box; 12. a screen; 13. a chute; 14. a screw rod; 15. a brush roller; 16. a first driving motor; 17. a mounting groove; 18. a slide block; 19. a second driving motor; 20. a feed hopper; 21. a support base; 22. an observation hole; 301. a vibration assembly; 31. a fixing frame; 32. a vibration exciter; 33. a spring; 34. a mounting base; 35. a first blanking hopper; 36. a second blanking hopper; 37. and a switch group.

The specific embodiment is as follows:

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.

Examples

Referring to fig. 1-5, the present utility model provides a technical solution: the vibration screening device comprises a cleaning assembly 101, wherein the cleaning assembly 101 comprises a screening box 11, a screen 12, two sliding grooves 13, a screw rod 14, a brush roller 15, two first driving motors 16, a mounting groove 17, two sliding blocks 18, a second driving motor 19, a feed hopper 20 and four supporting seats 21;

two spouts 13 symmetry are seted up in the inner wall both sides of screening case 11, the lateral wall fixed connection of screen cloth 12 is in screening case 11's inside wall, the roller both ends symmetry rotation of brush roller 15 are connected in the adjacent face of two sliders 18, mounting groove 17 is seted up in slider 18's upper surface, second driving motor 19 installs in the inside of mounting groove 17, slider 18 threaded connection is in the lateral wall of lead screw 14, the front end fixed connection of lead screw 14 is in the output shaft of first driving motor 16, two first driving motor 16 symmetry are installed in screening case 11's front surface, four supporting seat 21 symmetry fixed connection are in screening case 11's both sides, feeder hopper 20 is installed in screening case 11's upper surface.

In this embodiment, specific: the rear end of the screw rod 14 is rotatably connected to the inner rear wall of the chute 13, the output shaft of the first driving motor 16 penetrates through the inner front wall of the chute 13 and is rotatably connected with the screening box 11, the screw rod 14 is driven to rotate by the first driving motor 16, and the screw rod 14 is in threaded connection with the sliding block 18, so that the sliding block 18 is driven by the screw rod 14 to slide in the chute 13 through threads, and the screening holes of the whole screen 12 are cleaned.

In this embodiment, specific: the output shaft fixed connection of second driving motor 19 is in the roller of brush roller 15, the output shaft of second driving motor 19 runs through the slider 18 and is close to one side of brush roller 15 and rotate with slider 18 and be connected, the lateral wall laminating of brush roller 15 is in the lower surface of screen cloth 12, observation hole 22 has been seted up to the upper surface of screening case 11, spout 13 is located the below of screen cloth 12, lateral wall sliding connection of slider 18 is in the inside wall of spout 13, and then can drive brush roller 15 through second driving motor 19 and rotate, when brush roller 15 rotates, the brush hair can be with the semi-coke granule of card in the sieve mesh sweeping out, and then avoid appearing the condition that the sieve mesh is blockked up.

In this embodiment, specific: the lower surface of the screening box 11 is provided with a vibration assembly 301, and the vibration assembly 301 comprises a fixed frame 31, two vibration exciters 32, four springs 33, a mounting seat 34, a first blanking hopper 35, a second blanking hopper 36 and a switch group 37;

the mount pad 34 is installed in the lower surface of screening case 11, two vibration exciter 32 symmetry are installed in the both sides of mount pad 34, the bottom symmetry fixed connection of four springs 33 is in the upper surface of mount 31, the top fixed connection of springs 33 is in the lower surface of supporting seat 21, when vibration exciter 32 during operation, vibration exciter 32 passes through mount pad 34 and drives screening case 11, because screening case 11 passes through spring 33 and is connected with mount 31, therefore screening case 11 vibration, and then sieve semi-coke particles through inside screen cloth 12.

In this embodiment, specific: the first hopper 35 and the second hopper 36 are all installed on the rear surface of the screening box 11, the first hopper 35 and the second hopper 36 are respectively located above and below the screen 12, the switch group 37 is installed on one side of the screening box 11, the large semi-coke particles after screening flow out through the first hopper 35, and the semi-coke powder particles meeting the particle size requirement are discharged through the second hopper 36.

In this embodiment, specific: the electrical output end of the switch group 37 is electrically connected with the electrical input ends of the first driving motor 16, the second driving motor 19 and the vibration exciter 32 respectively through wires, and the electrical input end of the switch group 37 is connected with an external power supply for supplying power to the first driving motor 16, the second driving motor 19 and the vibration exciter 32.

When the screening box is used, semi-coke powder particles to be screened are thrown into the screening box 11 through the feed hopper 20, semi-coke powder particles fall onto the surface of the screen 12, the vibration exciter 32 is controlled to work through the switch group 37, the vibration exciter 32 drives the screening box 11 through the mounting seat 34, the screening box 11 is connected with the fixing frame 31 through the spring 33, and therefore the screening box 11 vibrates, and then semi-coke particles can be screened through the screen 12 at the moment, large semi-coke particles after screening flow out through the first hopper 35, semi-coke powder particles meeting the granularity requirement are discharged through the second hopper 36, the internal screening state of the screening box 11 can be observed through the observation holes 22, when the screen holes of the screen 12 need to be cleaned, the first driving motor 16 and the second driving motor 19 are controlled to work through the switch group 37, the second driving motor 19 drives the brush roller 15 to rotate when working, the brush roller 15 can drive the semi-coke particles clamped in the screen holes through the first driving motor 16, and the lead screw 14 to rotate through the brush roller, and the lead screw 14 is connected with the slide block 18 through the threads, and therefore the lead screw 14 drives the slide block 18 to slide in the slide block 13 when the slide block 13 is driven by the first driving motor 19, and the brush roller 15 can be cleaned through the whole screen holes, and the screen holes can be cleaned.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The vibration screening device is characterized by comprising a cleaning assembly (101), wherein the cleaning assembly (101) comprises a screening box (11), a screen (12), two sliding grooves (13), a screw rod (14), a hairbrush roller (15), two first driving motors (16), a mounting groove (17), two sliding blocks (18), a second driving motor (19), a feeding hopper (20) and four supporting seats (21);

two spout (13) symmetry is seted up in the inner wall both sides of screening case (11), the lateral wall fixed connection of screen cloth (12) is in the inside wall of screening case (11), the roller both ends symmetry rotation of brush roller (15) are connected in the adjacent face of two sliders (18), mounting groove (17) are seted up in the upper surface of slider (18), second driving motor (19) are installed in the inside of mounting groove (17), slider (18) threaded connection is in the lateral wall of lead screw (14), the front end fixed connection of lead screw (14) is in the output shaft of first driving motor (16), two first driving motor (16) symmetry are installed in the front surface of screening case (11), four supporting seat (21) symmetry fixed connection are in the both sides of screening case (11), feeder hopper (20) are installed in the upper surface of screening case (11).

2. A vibratory screening device according to claim 1, wherein the chute (13) is located below the screen (12), and the outer side wall of the slider (18) is slidably connected to the inner side wall of the chute (13).

3. The vibration screening device according to claim 1, wherein an output shaft of the second driving motor (19) is fixedly connected to a roller shaft of the brush roller (15), and the output shaft of the second driving motor (19) penetrates through one side of the slider (18) close to the brush roller (15) and is rotatably connected with the slider (18).

4. A vibratory screening device according to claim 1, wherein the rear end of the screw (14) is rotatably connected to the inner rear wall of the chute (13), and the output shaft of the first drive motor (16) extends through the inner front wall of the chute (13) and is rotatably connected to the screening box (11).

5. A vibratory screening device according to claim 3, wherein the outer side wall of the brush roller (15) is attached to the lower surface of the screen (12), and the upper surface of the screening box (11) is provided with an observation hole (22).

6. A vibratory screening device according to claim 5, wherein the lower surface of the screening box (11) is provided with a vibratory assembly (301), the vibratory assembly (301) comprising a fixed frame (31), two vibration exciters (32), four springs (33), a mounting seat (34), a first blanking hopper (35), a second blanking hopper (36) and a switch set (37);

the mounting seats (34) are arranged on the lower surface of the screening box (11), and the two vibration exciters (32) are symmetrically arranged on two sides of the mounting seats (34).

7. The vibration screening device according to claim 6, wherein bottom ends of the four springs (33) are symmetrically and fixedly connected to the upper surface of the fixing frame (31), and top ends of the springs (33) are fixedly connected to the lower surface of the supporting seat (21).

8. A vibratory screening device according to claim 6, wherein the first and second hoppers (35, 36) are mounted to the rear surface of the screening box (11), the first and second hoppers (35, 36) being located above and below the screen (12), respectively, and the switch assembly (37) being mounted to one side of the screening box (11).