CN212349410U - Pre-medium-removing fixed screen - Google Patents

Abstract

The utility model discloses a take off medium fixed screen in advance relates to the shale shaker field, including the casing, the casing is the slope setting, and the top of its high-end department is provided with the feed inlet, and the inner chamber fixedly connected with baffle of casing divide into storage silo and shale shaker branch chamber through the baffle in the casing. The screen surface sieve plate with the modular structure design has the advantages that the sieve plate with the clamping grooves is simple to install, convenient to maintain and low in use cost, the sieve plate with the double-side welded structure can effectively remove fine and soft sundries in coal slime water, the phenomenon of seam blocking of the sundries is avoided, the service life of the sieve plate is greatly prolonged, the labor intensity is reduced, the sieve plate with reinforcing ribs is reduced, the effective sieve penetrating area is increased on the basis of ensuring the structural strength, and the sieve penetrating efficiency is improved; and simultaneously, the utility model discloses when using, the inclination of casing adopts the adjustable design, makes the fine adaptation of fixed sieve go into through changing inclination and washes the supplied materials speed, has improved the sifter utilization ratio.

Description

Pre-medium-removing fixed screen

Technical Field

The utility model relates to a shale shaker field, it is the fixed sieve of taking off medium in advance.

Background

With the progress of science and technology, the utilization of new energy is gradually accepted and accepted by people. Coal is used as a traditional energy source, and the total energy utilization ratio is also reduced day by day. Under the background that the domestic coal market economy is fatigued day by day and the profit margin of coal dressing and mineral dressing is smaller and smaller, the aims of reducing the cost of coal dressing and mineral dressing and improving the production efficiency by innovating and modifying the existing equipment and optimizing the traditional process system are important for the survival and development of a plurality of coal enterprises.

The medium consumption is an important economic index in coal dressing, and the maximum reduction of the medium consumption is a main means for realizing profit improvement. At present, the popular domestic coal dressing process is the combination of dense medium separation and flotation, and the separation process flow is as follows: three products are selected by a dense medium cyclone, the medium is removed by turning over a sieve bend, the medium is removed by a vibrating screen, the dense medium is recycled by a magnetic separator, the medium is removed by a centrifugal machine, the coal slime is floated and the like. Because traditional sieve bend takes off equipment of mediating is in taking off the use of system in advance, the ubiquitous sieve is changed frequently, and turn around upset frequency is high, and the use maintenance volume is big, and use cost is higher, takes off the unsatisfactory scheduling problem of medium effect in advance, at the in-process that the reality was used, the ubiquitous medium circulation system, product take off the system of mediating and magnet separator medium recovery link disorderly phenomenon: the sieve plate of the pre-medium removal turnover sieve bend has short service life, high maintenance cost, poor medium removal effect and easy coarse movement; the medium content of the tailing belt of the magnetic separator is higher than the standard design requirement of the magnetic separator; the coal slime dense medium system and the dense medium adding system are disordered.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects mentioned in the background technology, the utility model aims to provide a pre-medium-removing fixed sieve, the utility model discloses a screen surface sieve plate with modular structure design, the sieve plate with a clamping groove is simple to install, convenient to maintain and low in use cost, and the sieve plate adopting double-side welding can effectively remove fine and soft sundries in coal slime water, thereby avoiding the phenomenon of seam blockage of the sundries, greatly prolonging the service life of the sieve plate, simultaneously reducing the labor intensity, reducing the sieve plate with reinforcing ribs, increasing the effective sieve passing area on the basis of ensuring the structural strength, and improving the sieve passing efficiency;

and simultaneously, the utility model discloses when using, adopt the adjustable design through the inclination with the casing, make the fine adaptation of fixed sieve go into through changing inclination and wash the supplied materials speed, improved the sifter utilization ratio.

The purpose of the utility model can be realized by the following technical scheme:

the pre-medium-removing fixed sieve comprises a machine shell, wherein the machine shell is obliquely arranged, a feed inlet is formed in the top of the machine shell at the high end of the machine shell, a partition plate is fixedly connected to the inner cavity of the machine shell, the machine shell is divided into a storage bin and a vibrating sieving cavity through the partition plate, and the feed inlet penetrates through the top of the machine shell and extends into the storage bin;

the top of the partition board is fixedly connected with a fine and soft sundry sieve plate, a sieving plate is arranged in the vibration sieving cavity and on the side wall of the partition board, the vibration sieving cavity is divided into a first sieving cavity and a second sieving cavity through the sieving plate, a first outlet is arranged at one end, far away from the feed inlet, in the first sieving cavity, and a second outlet is arranged at one end, far away from the feed inlet, in the second sieving cavity;

the bottom mirror image of the end of the casing close to the feed inlet is provided with a first supporting leg, the bottom mirror image of the end of the casing far away from the feed inlet is provided with a second supporting leg, the center of the bottom of the casing is provided with a driving plate, supporting rods are fixedly connected to the two ends of the driving plate, and the supporting rods penetrate through the bottom of the casing and are connected with the screening plate.

Further, the screening board includes the bottom plate, and the bottom plate is fixed in the lateral wall of baffle, and the top of bottom plate is provided with the vibration board, and the vibration board is embedded to have a plurality of modularization sieves, hugs closely each other between the modularization sieve, and the bracing piece is through running through bottom plate and vibration board fixed connection.

Furthermore, reset springs are distributed between the vibrating plate and the bottom plate in an array mode, and the vibrating plate is fixedly connected with the bottom plate through the reset springs.

Further, both sides wall fixedly connected with fastener of modularization sieve, the fastener is the elastic component, and the draw-in groove with fastener looks adaptation is seted up to the inside wall of vibration board, and the modularization sieve passes through the fastener and is connected with the vibration board buckle.

Furthermore, a driving motor is arranged between the driving plate and the casing, a fixing frame is arranged at the rear end of the driving motor, the driving motor is fixed at the bottom of the casing through the fixing frame, a cam is fixedly connected to an output shaft of the driving motor, and the side wall of the cam is tightly attached to the surface of the driving plate.

Furthermore, the fixing parts are arranged on one sides of the top ends of the first supporting legs and the second supporting legs, the fixing parts are fixed to the bottom of the machine shell, and the first supporting legs and the second supporting legs are rotatably connected with the machine shell through the fixing parts.

Further, first supporting leg includes fixed sleeve, and fixed sleeve has seted up the blind hole, and swing joint has the lifter in the blind hole, and fixed sleeve's lateral wall is provided with locking bolt, and fixed sleeve and lifter's lateral wall all seted up with locking bolt matched with screw, the lifter passes through locking bolt and fixed sleeve fixed connection.

The utility model has the advantages that:

1. the screen surface sieve plate with the modular structure design has the advantages that the sieve plate with the clamping grooves is simple to install, convenient to maintain and low in use cost, the sieve plate with the double-side welded structure can effectively remove fine and soft sundries in coal slime water, the phenomenon of seam blocking of the sundries is avoided, the service life of the sieve plate is greatly prolonged, the labor intensity is reduced, the sieve plate with reinforcing ribs is reduced, the effective sieve penetrating area is increased on the basis of ensuring the structural strength, and the sieve penetrating efficiency is improved;

2. the utility model discloses when using, adopt the adjustable design through the inclination with the casing, make the fine adaptation of fixed sieve go into through changing inclination and wash the supplied materials speed, improved the sifter utilization ratio.

Drawings

The present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a bottom view of the present invention;

FIG. 3 is an enlarged schematic view at A in FIG. 2;

fig. 4 is a schematic diagram of the structure of the sieving plate of the present invention;

fig. 5 is a schematic structural view of the modular sieve plate of the present invention;

fig. 6 is a schematic structural view of the first support leg of the present invention.

In the figure: 1. a housing; 2. a feed inlet; 3. a partition plate; 4. a storage bin; 5. a vibrating screening chamber; 51. a first screening chamber; 52. a second screening chamber; 6. a fine and soft sundry sieve plate; 7. a screening plate; 71. a base plate; 72. a vibrating plate; 73. modular sieve plates; 731. a fastener; 74. a return spring; 8. a first outlet; 9. a second outlet; 10. a first support leg; 101. fixing the sleeve; 102. a lifting rod; 103. locking the bolt; 11. a second support leg; 12. a drive plate; 13. a support bar; 14. a drive motor; 15. a cam; 16. a fixed mount; 17. and a fixing member.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements 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.

The pre-medium-removing fixed sieve comprises a machine shell 1, wherein the machine shell 1 is obliquely arranged, a feed inlet 2 is formed in the top of the high end of the machine shell 1, a partition plate 3 is fixedly connected to the inner cavity of the machine shell 1, a storage bin 4 and a vibrating sieving chamber 5 are formed in the machine shell 1 through the partition plate 3, and the feed inlet 2 penetrates through the top of the machine shell 1 and extends into the storage bin 4.

The top of the clapboard 3 is fixedly connected with a fine and soft sundry sieve plate 6, the fine and soft sundry sieve plate 6 is a sieve plate with two welded sides, can effectively remove fine and soft sundries in the coal slime water, avoids the phenomenon of blockage of the sundries, greatly prolongs the service life of the sieve plate, simultaneously reduces the labor intensity, a sieving plate 7 is arranged in the vibrating sieving cavity 5 and on the side wall of the clapboard 3, the vibrating sieving cavity 5 is divided into a first sieving cavity 51 and a second sieving cavity 52 by the sieving plate 7, a first outlet 8 is arranged at one end, far away from the feed inlet 2, in the first screening cavity 51, a second outlet 9 is arranged at one end, far away from the feed inlet 2, in the second screening cavity 52, oversize products slide out from the first outlet 8 along the screening plate 7 after medium removal, material screening in the next step is carried out, liquid medium water flows into the second screening cavity 52 below the screen through screen gaps, and the collected liquid medium water enters the medium removal in the next step from the second outlet 9.

The mirror image of the bottom of one end of the casing 1 close to the feed inlet 2 is provided with a first supporting leg 10, the mirror image of the bottom of one end of the casing 1 far away from the feed inlet 2 is provided with a second supporting leg 11, the center of the bottom of the casing 1 is provided with a drive plate 12, two ends of the drive plate 12 are fixedly connected with supporting rods 13, and the supporting rods 13 penetrate through the bottom of the casing 1 and are connected with the screening plate 7.

As shown in fig. 3, a driving motor 14 is disposed between the driving plate 12 and the casing 1, a fixing frame 16 is disposed at a rear end of the driving motor 14, the driving motor 14 is fixed at the bottom of the casing 1 through the fixing frame 16, a cam 15 is fixedly connected to an output shaft of the driving motor 14, a side wall of the cam 15 is tightly attached to a surface of the driving plate 12, the driving motor 14 drives the cam 15 to rotate, when a protruding portion of the cam 15 faces downward, the cam 15 pushes the driving plate 12 downward, and the driving plate 12 drives the sieving plate 7 to vibrate through the support rod 13.

As shown in fig. 4 and 5, the screening plate 7 includes a bottom plate 71, the bottom plate 71 is fixed to a sidewall of the partition plate 3, a vibration plate 72 is disposed on a top of the bottom plate 71, a plurality of modular screening plates 73 are embedded in the vibration plate 72, the modular screening plates 73 are closely attached to each other, and the support rod 13 is fixedly connected to the vibration plate 72 by penetrating through the bottom plate 71.

The return springs 74 are distributed between the vibrating plate 72 and the bottom plate 71 in an array manner, and the vibrating plate 72 is fixedly connected with the bottom plate 71 through the return springs 74.

Both sides wall fixedly connected with fastener 731 of modularization sieve 73, fastener 731 is the elastic component, and the draw-in groove with fastener 731 looks adaptation is seted up to the inside wall of vibration board 72, and modularization sieve 73 passes through fastener 731 and is connected with the vibration board 72 buckle.

As shown in fig. 6, the fixing parts 17 are disposed on one sides of the top ends of the first supporting leg 10 and the second supporting leg 11, the fixing parts 17 are fixed at the bottom of the casing 1, and the first supporting leg 10 and the second supporting leg 11 are rotatably connected to the casing 1 through the fixing parts 17.

First supporting leg 10 includes fixed sleeve 101, the blind hole has been seted up to fixed sleeve 101, swing joint has lifter 102 in the blind hole, the lateral wall of fixed sleeve 101 is provided with locking bolt 103, and fixed sleeve 101 and lifter 102's lateral wall all seted up with locking bolt 103 matched with screw, lifter 102 slides from top to bottom in fixed sleeve 101 through locking bolt 103 and fixed sleeve 101 fixed connection lifter 102, thereby can adjust the angle of casing 1, different materials, equipment fixing use angle is different, the maximize improves the effect of releasing medium in advance.

When the machine shell is used, the angle of the machine shell 1 is adjusted according to needs, the lifting rod 102 is pulled to enable the machine shell to slide up and down to a proper position in the fixing sleeve 101, the machine shell is fixed through the locking bolt 103, materials enter the storage bin 4 from the feeding hole 2 and are gradually accumulated, after the storage bin 4 is filled, overflow is generated, impurities in water of the materials are filtered for one time through the fine and soft impurity screening plate 6 after overflow, the materials enter the first screening cavity 51, the driving motor 14 is started, the driving motor 14 drives the cam 15 to rotate, the cam 15 pushes the driving plate 12 to move, the driving plate 12 drives the vibrating plate 72 to vibrate through the supporting rod 13, liquid medium water flows under a screen through screen seams, after collection, medium removal is performed on the next step, and after medium removal, oversize materials slide into the screen along the modular screening plate 73, and then enter the next step.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims (7)

1. The pre-medium-removing fixed sieve comprises a machine shell (1) and is characterized in that the machine shell (1) is obliquely arranged, a feed inlet (2) is formed in the top of the high end of the machine shell, a partition plate (3) is fixedly connected to the inner cavity of the machine shell (1), the interior of the machine shell (1) is divided into a storage bin (4) and a vibrating screening chamber (5) through the partition plate (3), and the feed inlet (2) penetrates through the top of the machine shell (1) and extends into the storage bin (4);

the top of the partition plate (3) is fixedly connected with a fine and soft sundry sieve plate (6), a sieving plate (7) is arranged in the vibration sieving cavity (5) and on the side wall of the partition plate (3), the vibration sieving cavity (5) is divided into a first sieving cavity (51) and a second sieving cavity (52) through the sieving plate (7), a first outlet (8) is arranged in the first sieving cavity (51) and at one end far away from the feed port (2), and a second outlet (9) is arranged in the second sieving cavity (52) and at one end far away from the feed port (2);

the machine shell is characterized in that a first supporting leg (10) is arranged at the bottom of one end, close to the feeding hole (2), of the machine shell (1), a second supporting leg (11) is arranged at the bottom of one end, far away from the feeding hole (2), of the machine shell (1), a driving plate (12) is arranged at the center of the bottom of the machine shell (1), supporting rods (13) are fixedly connected to the two ends of the driving plate (12), and the supporting rods (13) penetrate through the bottom of the machine shell (1) and are connected with the screening plate (7).

2. The pre-medium-removing fixed screen according to claim 1, characterized in that the screening plate (7) comprises a bottom plate (71), the bottom plate (71) is fixed on the side wall of the partition plate (3), a vibrating plate (72) is arranged on the top of the bottom plate (71), a plurality of modular screen plates (73) are embedded in the vibrating plate (72), the modular screen plates (73) are tightly attached to each other, and the support rod (13) is fixedly connected with the vibrating plate (72) by penetrating through the bottom plate (71).

3. The pre-medium removal fixing screen as claimed in claim 2, wherein return springs (74) are distributed between the vibrating plate (72) and the bottom plate (71) in an array manner, and the vibrating plate (72) is fixedly connected with the bottom plate (71) through the return springs (74).

4. The pre-medium-release fixing sieve as claimed in claim 2, wherein clamping pieces (731) are fixedly connected to two side walls of the modular sieve plate (73), the clamping pieces (731) are elastic pieces, clamping grooves matched with the clamping pieces (731) are formed in the inner side wall of the vibrating plate (72), and the modular sieve plate (73) is connected with the vibrating plate (72) in a buckling mode through the clamping pieces (731).

5. The pre-medium-removing fixed screen according to claim 1, characterized in that a driving motor (14) is arranged between the driving plate (12) and the casing (1), a fixing frame (16) is arranged at the rear end of the driving motor (14), the driving motor (14) is fixed at the bottom of the casing (1) through the fixing frame (16), a cam (15) is fixedly connected to an output shaft of the driving motor (14), and the side wall of the cam (15) is tightly attached to the surface of the driving plate (12).

6. The pre-medium-removing fixed screen of claim 1, wherein a fixing part (17) is arranged on one side of the top end of each of the first supporting leg (10) and the second supporting leg (11), the fixing part (17) is fixed at the bottom of the casing (1), and the first supporting leg (10) and the second supporting leg (11) are rotatably connected with the casing (1) through the fixing part (17).

7. The pre-medium-removing fixed sieve of claim 1, wherein the first support leg (10) comprises a fixed sleeve (101), the fixed sleeve (101) is provided with a blind hole, a lifting rod (102) is movably connected in the blind hole, a locking bolt (103) is arranged on the side wall of the fixed sleeve (101), screw holes matched with the locking bolt (103) are formed in the side walls of the fixed sleeve (101) and the lifting rod (102), and the lifting rod (102) is fixedly connected with the fixed sleeve (101) through the locking bolt (103).

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