CN210995165U

CN210995165U - Clean coal medium-removing sieve

Info

Publication number: CN210995165U
Application number: CN201921422211.9U
Authority: CN
Inventors: 闫世斌; 杨永全; 司艳文
Original assignee: Wuhai Qianlishan Coal Preparation Co ltd
Current assignee: Wuhai Qianlishan Coal Preparation Co ltd
Priority date: 2019-08-29
Filing date: 2019-08-29
Publication date: 2020-07-14
Anticipated expiration: 2029-08-29

Abstract

The utility model discloses a clean coal sculping sieve, the work box comprises a work box body, from the top down is equipped with first sieve and second sieve in proper order in the work box, first sieve and second sieve top surface are laminated respectively and are had the scraper blade, first sieve and second sieve both sides all are fixed with the baffle the utility model discloses a set up two vibration mechanism settings, utilize the effort that two vibration mechanism produced for first sieve and second sieve can produce about and the vibration of upper and lower different range, have improved the vibration effect, are under the vibration mechanism effect simultaneously, make the raw materials on the sieve can send certain removal, make the raw materials can the pine scatter like this, make the sculping effect better, and through the flexible cylinder operation of P L C control timing control, make the reciprocating back and forth that the scraper blade can be regularly move on the sieve, the cooperation vibration is used, reach the effectual purpose of sculping, solved current sculping sieve and only simply vibrated, the poor problem of sculping effect.

Description

Clean coal medium-removing sieve

Technical Field

The utility model relates to a coal preparation equipment technical field specifically is a clean coal sculping sieve.

Background

The medium system of the coal preparation plant adopts magnetite powder and coal slime water to prepare qualified separation medium, the qualified medium under the screen of the medium removing screen is directly recycled to the qualified medium system, the medium removing screen usually uses a vibrating screen for medium removing, but the existing vibrating screen only adopts simple vibration in the medium removing process, and the medium removing effect is poor. Therefore, we improve the method and provide a clean coal medium removing sieve.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects existing in the prior art, the utility model provides a clean coal sculping screen.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a clean coal medium-removing sieve, which comprises a working box, wherein a first sieve plate and a second sieve plate are sequentially arranged in the working box from top to bottom, the top surfaces of the first sieve plate and the second sieve plate are respectively attached with a scraper, both sides of the first sieve plate and the second sieve plate are respectively fixed with a baffle, one side of the first sieve plate and one side of the second sieve plate are respectively fixedly connected with a T-shaped sliding plate, the T-shaped sliding plate is fixedly connected with the baffle, the T-shaped sliding plate penetrates out of the working box and is slidably connected with the side wall of the working box, the contact part of the T-shaped sliding plate and the working box is provided with a rubber layer, the other side of the first sieve plate and the other side of the second sieve plate are respectively fixedly connected with a vibrating plate, the vibrating plate penetrates out of the working box and is fixed with the output end of a vibrating mechanism, the contact part of, the other side of the fixed plate is fixedly connected with the supporting plate, the upper end of the vibrating plate is provided with a telescopic cylinder, and the output end of the telescopic cylinder is inserted into the working box and is fixedly connected with the side face of the scraper; the vibration mechanism comprises a U-shaped plate, wherein limiting plates are respectively fixed on two sides of the top surface of the U-shaped plate, the two limiting plates are oppositely arranged, a sliding plate slides on the inner side of the U-shaped plate, a vertical plate is fixed at the center of the bottom surface of the sliding plate, the vertical plate penetrates through the two limiting plates and is fixedly connected with a vibration plate, vertical rods respectively penetrate through two sides of the sliding plate, the top ends of the vertical rods are fixedly connected with the bottom surface of the limiting plates, the bottom ends of the vertical rods are fixedly connected with the inner bottom surface of the U-shaped plate, a first spring is fixedly arranged between the top surface of the sliding plate and the limiting plates, a first spring is fixedly arranged between the bottom surface of the sliding plate and the inner bottom surface of the U-shaped plate, the two first springs are respectively sleeved on the vertical rods, two positioning T-shaped columns, the double-shaft motor output shaft penetrates out of the sliding plate and is fixedly connected with the counterweight plate, the two positioning T-shaped columns penetrate through the limiting vertical plates and are slidably connected with the limiting vertical plates, second springs are fixed between the side faces of the limiting vertical plates and the side faces of the U-shaped plates and sleeved on the positioning T-shaped columns, and the two limiting vertical plates are fixedly connected with the fixing plate respectively.

As an optimal technical scheme of the utility model, first sieve and the other both sides of second sieve slide with the laminating of work box lateral wall.

As an optimized technical scheme of the utility model, rubber layer and work box lateral wall fixed connection.

As an optimized technical scheme of the utility model, flexible cylinder bottom mounting has the support frame, support frame and work box lateral wall fixed connection.

As an optimal technical scheme of the utility model, the bottom surface is fixed with the header tank in the work box inner wall, the open-top of header tank sets up.

As a preferred technical scheme of the utility model, the filtration pore has been seted up at first sieve top, the waterlogging caused by excessive rainfall hole has been seted up at second sieve top, waterlogging caused by excessive rainfall hole diameter is less than the filtration pore diameter.

As an optimized technical scheme of the utility model, the weight plate adopts semi-circular, the incorgruous setting of sliding plate both sides weight plate arcwall face.

The beneficial effects of the utility model are that this kind of clean coal sculping sieve, through setting up two vibration mechanism settings, utilize the effort that two vibration mechanism produced, make first sieve and second sieve can produce about and the vibration of upper and lower different amplitude, the vibration effect has been improved, simultaneously under the vibration mechanism effect, make the raw materials on the sieve can send certain removal, make the raw materials can the pine scatter like this, make the sculping effect better, and through the operation of P L C control timing control telescopic cylinder, make the scraper blade can be regularly make a round trip reciprocal move on the sieve, the cooperation vibration is used, reach the effectual purpose of sculping, it is simply the vibration to have solved current sculping sieve, the problem that the sculping effect is poor.

Drawings

The accompanying drawings 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 invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of a clean coal sculping screen of the present invention;

FIG. 2 is a schematic sectional view of a clean coal sculping screen according to the present invention;

FIG. 3 is a schematic structural view of a vibrating mechanism of a clean coal sculping screen of the present invention;

fig. 4 is a schematic top cross-sectional view of the fine coal scumming screen of fig. 3 according to the present invention.

In the figure: 1. a work box; 201. a first screen deck; 202. a second screen deck; 3. a baffle plate; 4. A T-shaped sliding plate; 5. a rubber layer; 6. a vibrating plate; 7. a squeegee; 8. a telescopic cylinder; 9. a vibration mechanism; 10. a fixing plate; 11. a support plate; 12. a U-shaped plate; 13. a limiting plate; 14. a sliding plate; 15. a vertical plate; 16. a vertical rod; 17. a first spring; 18. a double-shaft motor; 19. a weight plate; 20. positioning the T-shaped column; 21. a limiting vertical plate; 22. a second spring.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

The embodiment is as shown in fig. 1, fig. 2, fig. 3, fig. 4, the utility model relates to a clean coal medium removal sieve, including work box 1, from top to bottom in work box 1 there are first sieve 201 and second sieve 202 in proper order, first sieve 201 and second sieve 202 top surface have laminated scraper 7 respectively, first sieve 201 and second sieve 202 both sides are fixed with baffle 3, one side of first sieve 201 and second sieve 202 is respectively fixed with T type sliding plate 4, T type sliding plate 4 and baffle 3 fixed connection, T type sliding plate 4 wears out work box 1 and with work box 1 side wall sliding connection, T type sliding plate 4 and work box 1 contact department are equipped with rubber layer 5, the other side of first sieve 201 and second sieve 202 is respectively fixed with vibrating plate 6, vibrating plate 6 wears out work box 1 and is fixed with vibrating mechanism 9 output end, 6 and 6 contact department with work box 1 is equipped with rubber layer 5, vibrating mechanism 9 bottom surface fixed with fixed plate 10, one side of fixed plate 10 is fixedly connected with work box 1, 10 and another side is fixedly connected with

backup pad

11, 10 is equipped with fixed with supporting plate 6, the fixed with vibrating mechanism 9 output end fixed with vibrating mechanism 9, the fixed with two vertical rod 14, the fixed with a vertical rod 14, the vertical rod 14 and two vertical rod 14 fixed with a vertical rod 14, the vertical rod 14 fixed with a vertical rod 14 fixed on the vertical rod 14, the vertical rod 14 fixed with a vertical rod 14 fixed on the vibrating mechanism, the vertical rod 14 fixed plate 13, the vertical rod 14 fixed plate 14 fixed with a vertical rod 14, the vertical rod 14 fixed plate 13, the vertical rod 14 fixed connection mechanism, the vertical rod 14 fixed with the vertical rod 14, the vertical rod 14 fixed connection mechanism, the vertical rod 14 fixed connection of the vertical rod 14, the vertical rod 14 fixed connection mechanism, the vertical rod 14 fixed connection mechanism, the vertical rod 14 can be equipped with the vertical rod 14 fixed connection mechanism, the vertical rod 14 fixed connection mechanism, the vertical rod 14 fixed connection mechanism, the vertical rod 14 fixed connection of the vertical rod 14 fixed connection mechanism, the vertical rod connection of the vertical rod 14 fixed connection mechanism, the vertical rod connection of the.

Wherein, the other both sides of first sieve 201 and second sieve 202 slide with the laminating of work box 1 lateral wall, have realized sealed slip.

Wherein, rubber layer 5 and the 1 lateral wall fixed connection of work box have improved the leakproofness simultaneously, do not influence the normal operating of whole equipment.

Wherein, telescopic cylinder 8 bottom mounting has the support frame, and support frame and 1 lateral wall fixed connection of work box have realized fixing the stable installation of telescopic cylinder 8.

Wherein, the bottom surface is fixed with the header tank in the 1 inner wall of work box, and the open-top of header tank sets up, has guaranteed normal collection and has retrieved.

Wherein, the filtration pore has been seted up at first sieve 201 top, and the waterlogging caused by excessive rainfall hole has been seted up at second sieve 202 top, and waterlogging caused by excessive rainfall hole diameter is less than the filtration pore diameter, has realized the high efficiency of demeshing.

The counterweight plates 19 are semicircular, and the arc surfaces of the counterweight plates 19 on the two sides of the sliding plate 14 are arranged in different directions, so that the normal operation of the whole vibration mechanism 9 is ensured.

The working principle is as follows:

when in use, the double-shaft motor 18 is started to enable the two vibrating mechanisms 9 to run, the stress in the vibrating mechanisms 9 can be continuously changed through the four counterweight plates 19, meanwhile, the acting force generated by the first spring 17 and the second spring 22 is utilized to enable the two vibrating mechanisms 9 to drive the vibrating plate 6 to start to vibrate, and because the vibrating mechanisms 9 utilize different stress generated in the rotating process of the four counterweight plates 19, the two vibrating plates 6 can realize vibration with different amplitudes from left to top, and the two telescopic cylinders 8 are also utilized to respectively drive the two scraping plates 7 to move on the first sieve plate 201 and the second sieve plate 202, and then the vibrating mechanisms 9 are matched, a medium enters the surface of the second sieve plate 202 through the filter holes of the first sieve plate 201, so that the purpose of good medium removal effect is achieved, the scraping plates 7 act on the vibrating mechanisms 9, so that the water draining holes of the second sieve plate 202 cannot be blocked, carry out effectual waterlogging caused by excessive rainfall, first sieve 201 and second sieve 202 collaborative work effectively improve work efficiency.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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. A clean coal medium-removing sieve comprises a working box (1) and is characterized in that a first sieve plate (201) and a second sieve plate (202) are sequentially arranged in the working box (1) from top to bottom, scraping plates (7) are respectively attached to the top surfaces of the first sieve plate (201) and the second sieve plate (202), baffles (3) are fixed to the two sides of the first sieve plate (201) and the two sides of the second sieve plate (202), a T-shaped sliding plate (4) is fixedly connected to one side of each of the first sieve plate (201) and the second sieve plate (202), the T-shaped sliding plate (4) is fixedly connected with the baffles (3), the T-shaped sliding plate (4) penetrates out of the working box (1) and is slidably connected with the side wall of the working box (1), a rubber layer (5) is arranged at the contact position of the T-shaped sliding plate (4) and the working box (1), and a rubber layer (6) is fixedly connected to the other sides of the first sieve plate (201) and the second, the vibrating plate (6) penetrates out of the working box (1) and is fixed with the output end of the vibrating mechanism (9), a rubber layer (5) is arranged at the contact position of the vibrating plate (6) and the working box (1), a fixing plate (10) is fixedly connected with the bottom surface of the vibrating mechanism (9), one side of the fixing plate (10) is fixedly connected with the working box (1), the other side of the fixing plate (10) is fixedly connected with a supporting plate (11), a telescopic cylinder (8) is arranged at the upper end of the vibrating plate (6), and the output end of the telescopic cylinder (8) is inserted into the working box (1) and is fixedly connected with the side face of the scraper (7;

the vibration mechanism (9) comprises a U-shaped plate (12), two limiting plates (13) are respectively fixed on two sides of the top surface of the U-shaped plate (12), the two limiting plates (13) are oppositely arranged, a sliding plate (14) slides on the inner side of the U-shaped plate (12), a vertical plate (15) is fixed at the center of the bottom surface of the sliding plate (14), the vertical plate (15) penetrates through the two limiting plates (13) and is fixedly connected with the vibration plate (6), vertical rods (16) respectively penetrate through and slide on two sides of the sliding plate (14), the top ends of the vertical rods (16) are fixedly connected with the bottom surface of the limiting plates (13), the bottom ends of the vertical rods (16) are fixedly connected with the inner bottom surface of the U-shaped plate (12), first springs (17) are fixedly arranged between the top surface of the sliding plate (14) and the limiting plates (13), and first springs (17) are, two first springs (17) are respectively sleeved on a vertical rod (16), two positioning T-shaped columns (20) are respectively fixed to two sides of a U-shaped plate (12), a double-shaft motor (18) is respectively arranged on two sides of a vertical plate (15), the two double-shaft motor (18) is respectively embedded into a sliding plate (14) and is arranged between the vertical plate (15) and the vertical rod (16), an output shaft of the double-shaft motor (18) penetrates out of the sliding plate (14) and a counterweight plate (19) to be fixedly connected, the two positioning T-shaped columns (20) penetrate through a limiting vertical plate (21) and are slidably connected with the limiting vertical plate (21), a second spring (22) is fixed between the side surface of the limiting vertical plate (21) and the side surface of the U-shaped plate (12), the second spring (22) is sleeved on the positioning T-shaped column (20), and the two limiting vertical plates (21) are respectively fixedly connected.

2. A clean coal scumming screen according to claim 1, wherein the other two sides of the first screen plate (201) and the second screen plate (202) are in close fit with and slide on the side wall of the working box (1).

3. A clean coal scumming screen according to claim 1, characterized in that the rubber layer (5) is fixedly connected with the side wall of the working box (1).

4. The clean coal scumming screen according to claim 1, wherein a support frame is fixed at the bottom end of the telescopic cylinder (8) and is fixedly connected with the side wall of the working box (1).

5. The clean coal scumming screen according to claim 1, wherein a water collecting tank is fixed on the inner bottom surface of the inner wall of the working tank (1), and the top of the water collecting tank is open.

6. The clean coal scumming screen according to claim 1, wherein the first screen plate (201) is provided with filtering holes at the top, the second screen plate (202) is provided with draining holes at the top, and the diameter of the draining holes is smaller than that of the filtering holes.

7. The clean coal scumming screen according to claim 1, wherein the weight plates (19) are semicircular, and arc-shaped surfaces of the weight plates (19) on two sides of the sliding plate (14) are arranged in different directions.