CN219052055U - Sand and stone vibrating screen - Google Patents

Abstract

The utility model relates to the technical field of sand screening, in particular to a sand vibrating screen, which comprises a ground, wherein a bottom plate is arranged on the ground, vibration reduction dampers are symmetrically arranged on the bottom plate, each vibration reduction damper consists of a damping sleeve and a sliding rod, the sliding rods are slidably connected in the damping sleeve, a mounting plate is arranged on each sliding rod, a vibrating motor is arranged on each mounting plate, a first screen plate, a second screen plate and a third screen plate are respectively arranged on each sliding rod, a first screen plate is arranged on each first screen plate, a second screen plate is arranged on each second screen plate, and a third screen plate is arranged on each third screen plate. Three groups of sieve structures vertically arranged through the inclined type that set up to set up the screen cloth that has different mesh sizes on every sieve, set up the fender material strip of U-shaped structure simultaneously on every sieve, can carry out follow-up screening to different grit particle diameters, improved the screening quality of grit shale shaker, improved the whole steadiness between grit shale shaker upper plate and the ground.

Description

Sand and stone vibrating screen

Technical Field

The utility model relates to the technical field of sand screening, in particular to a sand vibrating screen.

Background

Sand, which refers to a loose mixture of sand and crushed stone.

In mining, a lot of sand and stones can be mined, because the particle size of sand and stones is all different, if direct storage is piled up together, can influence the later stage and use, consequently, need carry out the particle diameter screening with these sand and stones, need use the grit shale shaker to carry out screening ejection of compact.

For example, chinese patent publication No. CN206613705U discloses a sand vibrating screen, which comprises a frame, a sand mesh screen and a vibrating device vibrating the sand mesh screen are arranged on the frame, a discharging hopper is arranged above the sand mesh screen, the discharging hopper is fixedly arranged on the frame, the vibrating device comprises a vibrating frame, the sand mesh screen is fixed on the vibrating frame, the middle parts of two sides of the vibrating frame are respectively hinged with the frame, limiting parts are respectively arranged below two sides of the hinged part and are used for limiting the rotation of the vibrating frame, the limiting parts are made of elastic materials, the limiting parts are in contact connection with the bottom of the vibrating frame, the vibrating device further comprises two vibrating motors respectively arranged on two sides of the vibrating frame, the vibrating motors are fixedly arranged on a vibrating plate, the vibrating plate is fixedly connected with the vibrating frame through screws, and buffer rubber is arranged between the vibrating plate and the vibrating frame; the conveyor belt is used for feeding materials to the discharge hopper; the sand screen below sets up one and connects the hopper, the sand screen is the iron screen, and the middle part of this sand screen upwards protrudes the setting, sets up a crossbeam in the middle of the vibrating frame, set up a stay wire on the crossbeam, this one end of acting as go-between is connected on the crossbeam, and the other end is connected at the middle part of sand screen, and this stay wire pulls up the sand screen and forms protruding setting.

According to the scheme disclosed in the prior patent document, most of the prior sand and stone vibrating screens cannot be used for carrying out sequential screening on different sand and stone particle sizes, so that the screening quality of the sand and stone vibrating screens is greatly reduced;

in addition, the installation stability between its bottom plate and the ground of current grit shale shaker is lower, and moreover, the stability between the whole and bottom plate of attenuator is also lower, and at vibration screening's in-process, the phenomenon of vibration skew takes place easily, has wholly reduced the whole steadiness between grit shale shaker upper plate and the ground.

The above problems are in urgent need for improvement.

Disclosure of Invention

The utility model aims to provide a sand and stone vibrating screen, which solves the problems of lower screening quality and lower overall stability between an upper bottom plate and the ground of the sand and stone vibrating screen in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a grit shale shaker, includes ground, subaerial bottom plate that is equipped with, be equipped with the damping attenuator on the bottom plate, the damping attenuator is four of symmetry, the damping attenuator comprises damping cover and slide bar, the slide bar is in the damping cover in the slip.

Preferably, the mounting plate is arranged on the sliding rod, the vibrating motor is arranged on the mounting plate, a first sieve plate, a second sieve plate and a third sieve plate are respectively arranged on the sliding rod, a first sieve plate is arranged on the first sieve plate, a second sieve plate is arranged on the second sieve plate, a third sieve plate is arranged on the third sieve plate, the type of the vibrating motor is YZS-50-4, the vibrating motor belongs to YZS series vibrating motors, and the vibrating motor is provided with a switch and is connected to an external power supply socket through a wire.

Preferably, the included angles of the first sieve plate, the second sieve plate and the third sieve plate and the horizontal plane are all three degrees, and the sand and stone can be vibrated and screened along one side of each sieve plate and move rightwards in cooperation with the vertical vibration force given by the vibrating motor.

Preferably, the up end of first sieve, second sieve, third sieve all is provided with keeps off the material strip, the plane of overlooking that keeps off the material strip is U-shaped structure, not only avoids vibrating screening in-process grit to spill from every sieve side, can store in the right side end of every sieve to screening department's grit accumulation moreover.

Preferably, the mesh inner diameters of the first screen, the second screen and the third screen are reduced from large to small, so that the sand and the stone with large grain diameter, small grain diameter, tiny grain diameter and powdery grain diameter are subjected to comprehensive and effective sequential screening.

Preferably, a reinforcing plate is arranged between the damping sleeve and the bottom plate, an anchor bolt is arranged between the bottom plate and the ground, a nut is connected to the exposed part of the anchor bolt, the anchor bolt is made of Q235 steel, the upper end of the anchor bolt is a threaded rod, the L-shaped end of the lower end of the anchor bolt is embedded in the ground, and the anchor bolt is durable, corrosion-resistant, non-deformable and stable.

Preferably, the foundation bolts are two groups which are symmetrical front and back, and each group is three groups which are transversely arranged, so that the installation stability between the bottom plate and the ground is improved.

Preferably, the reinforcing plate is four arranged circumferentially and is of a triangular structure in cross section, and the reinforcing plate is made of hard alloy steel, so that the reinforcing plate is high in strength, free of deformation and resistant to collision.

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

1. according to the utility model, through the three groups of screen plate structures which are arranged in an inclined vertical way, screens with different mesh sizes are arranged on each screen plate, and meanwhile, the blocking strips with the U-shaped structures are arranged on each screen plate, so that sequential screening can be performed for different sand particle sizes, and the screening quality of the sand vibrating screen is improved.

2. According to the utility model, the four reinforcing plates are circumferentially arranged on the damping sleeve of the vibration damper, and two symmetrical foundation bolt structures with nuts are arranged between the bottom plate and the ground, so that the overall stability between the bottom plate and the ground on the sand-stone vibrating screen is improved.

Drawings

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

FIG. 2 is a front elevational view of the overall structure of the present utility model;

FIG. 3 is an enlarged view of a portion of the single anchor bolt structure with nut at W of FIG. 2 in accordance with the present utility model.

In the figure: 1 ground, 2 bottom plates, 21 rag bolts, 22 nuts, 3 vibration dampers, 31 damping sleeves, 32 sliding rods, 4 reinforcing plates, 5 mounting plates, 51 vibration motors, 6 first sieve plates, 61 first sieve plates, 7 second sieve plates, 71 second sieve plates, 8 third sieve plates, 81 third sieve plates and 9 material blocking strips.

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.

Example 1

Referring to fig. 1, 2 and 3, the sand and stone vibrating screen in the drawings comprises a ground 1, a bottom plate 2 is arranged on the ground 1, vibration reduction dampers 3 are arranged on the bottom plate 2, the vibration reduction dampers 3 are symmetrically four, each vibration reduction damper 3 consists of a damping sleeve 31 and a sliding rod 32, the sliding rod 32 is slidingly connected in the damping sleeve 31, and the vibration reduction dampers 3 are of the existing structure on the vibrating screen and are of the prior art.

The slide bar 32 is provided with a mounting plate 5, the mounting plate 5 is provided with a vibrating motor 51, the slide bar 32 is respectively provided with a first screen plate 6, a second screen plate 7 and a third screen plate 8, the first screen plate 6 is provided with a first screen cloth 61, the second screen plate 7 is provided with a second screen cloth 71, the third screen plate 8 is provided with a third screen cloth 81, the type of the vibrating motor 51 is YZS-50-4, the vibrating motor belongs to YZS series vibrating motors, and the vibrating motor is provided with a switch and is connected to an external power supply socket through a wire.

The included angles of the first sieve plate 6, the second sieve plate 7 and the third sieve plate 8 and the horizontal plane are all three degrees, and the sand and stone can be vibrated and screened along one side of each sieve plate and move rightwards by matching with the vertical vibration force given by the vibration motor 51.

The upper end faces of the first sieve plate 6, the second sieve plate 7 and the third sieve plate 8 are all welded with material blocking strips 9, the overlooking face of the material blocking strips 9 is of a U-shaped structure, sand and stone are prevented from being sprayed out from the side end of each sieve plate in the vibration sieving process, and sand and stone at sieving positions can be accumulated and stored at the right side end of each sieve plate.

The material blocking strip 9 is made of stainless steel, is wear-resistant and rust-resistant, and does not deform.

The mesh inner diameters of the first screen 61, the second screen 71 and the third screen 81 are reduced from large to small, so that the sand and the stone with large grain diameter, small grain diameter, tiny grain diameter and powdery grain diameter can be completely and effectively screened successively.

The reinforcing plate 4 is welded between the damping sleeve 31 and the bottom plate 2, the foundation bolts 21 are arranged between the bottom plate 2 and the ground 1, nuts 22 are connected to the positions, exposed out of the bottom plate 2, of the foundation bolts 21 in a threaded mode, the foundation bolts 21 are made of Q235 steel, the upper ends of the foundation bolts are threaded rods, the L-shaped ends of the lower ends of the foundation bolts are embedded in the ground, and the foundation bolts are durable, corrosion-resistant, non-deforming and stable.

The foundation bolts 21 are two groups which are symmetrical from front to back, and each group is three groups which are transversely arranged, so that the installation stability between the bottom plate 2 and the ground 1 is improved.

The reinforcing plate 4 is four in circumferential arrangement and is in a triangular structure in cross section, the triangular structure has triangular stability, and the structural stability between each vibration damper 3 and the bottom plate 2 is improved by combining the four in circumferential arrangement.

The reinforcing plate 4 is made of hard alloy steel, has high strength, does not deform and is resistant to collision.

When used in this embodiment: starting the vibration motor 51, driving the sliding rod 32 to slide up and down along the damping sleeve 31 through the mounting plate 5, further realizing the up-down vibration of the whole of the first sieve plate 6, the second sieve plate 7 and the third sieve plate 8, then, sprinkling sand on the first sieve plate 6, vibrating and moving the sand rightwards, filtering the sand by the first sieve 61, accumulating and storing the sand with large grain size on the right side of the material blocking strip 9 of the first sieve plate 6 without penetrating through the first sieve 61, penetrating through the first sieve 61 and falling on the second sieve plate 7 with small grain size, tiny grain size and powdery grain size,

then, the small-particle-size, fine-particle-size and powdery-particle-size sand continuously moves in a vibrating manner to the right, the small-particle-size sand cannot pass through the second screen 71 and is accumulated and stored on the right side of the retaining strips 9 of the second screen 7, the fine-particle-size and powdery-particle-size sand passes through the second screen 71 and falls on the third screen 8,

then, the vibration movement to the right is continued, at this time, the fine-grain sand is not passed through the third screen 81 and accumulated and stored on the right side of the dam bar 9 on the third screen 8, and the powdery-grain sand is passed through the third screen 81 and falls into a receiving box (not shown in the receiving box diagram) preset on the bottom plate 2,

the operation can be used for carrying out successive screening on different sand particle sizes, so that the screening quality of the sand vibrating screen is improved.

In addition, through arranging four reinforcing plates 4 on the circumference of the damping sleeve 31 of the vibration damper 3, and arranging two symmetrical groups of foundation bolts 21 with nuts 22 between the bottom plate 2 and the ground 1, the overall stability between the bottom plate 2 and the ground 1 of the sand and stone vibrating screen is improved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 (8)

1. A sand shaker, comprising:

the ground (1), be equipped with bottom plate (2) on ground (1), be equipped with vibration damper (3) on bottom plate (2), vibration damper (3) are four of symmetry, vibration damper (3) are by damping cover (31) and slide bar (32) constitution, slide bar (32) sliding connection is in damping cover (31).

2. A sand and gravel shaker as claimed in claim 1 wherein: be equipped with mounting panel (5) on slide bar (32), be equipped with vibrating motor (51) on mounting panel (5), be equipped with first sieve (6), second sieve (7), third sieve (8) on slide bar (32) respectively, be equipped with first screen cloth (61) on first sieve (6), be equipped with second screen cloth (71) on second sieve (7), be equipped with third screen cloth (81) on third sieve (8).

3. A sand and gravel shaker as claimed in claim 2 wherein: the included angles of the first sieve plate (6), the second sieve plate (7), the third sieve plate (8) and the horizontal plane are all three degrees.

4. A sand and gravel shaker as claimed in claim 2 wherein: the upper end faces of the first sieve plate (6), the second sieve plate (7) and the third sieve plate (8) are respectively provided with a material blocking strip (9), and the overlooking surface of the material blocking strips (9) is of a U-shaped structure.

5. A sand and gravel shaker as claimed in claim 2 wherein: the mesh inner diameters of the first screen (61), the second screen (71) and the third screen (81) are reduced from large to small.

6. A sand and gravel shaker as claimed in claim 1 wherein: be provided with reinforcing plate (4) between damping cover (31) and bottom plate (2), be provided with rag bolt (21) between bottom plate (2) and ground (1), rag bolt (21) expose the position threaded connection of bottom plate (2) have nut (22).

7. The sand shaker as claimed in claim 6 wherein: the foundation bolts (21) are two groups which are symmetrical in front-back direction, and each group is three groups which are transversely arranged.

8. The sand shaker as claimed in claim 6 wherein: the reinforcing plates (4) are four circumferentially arranged and have triangular sections.

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