CN213161809U

CN213161809U - Vibration sieve with amplitude convenient to adjust

Info

Publication number: CN213161809U
Application number: CN202021623459.4U
Authority: CN
Inventors: 庄高源
Original assignee: Shanghai Zhantong Industrial Co ltd
Current assignee: Shanghai Zhantong Industrial Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-05-11
Anticipated expiration: 2030-08-06

Abstract

The utility model discloses a vibrating screen with amplitude convenient to adjust, which relates to the technical field of vibrating screens, and comprises a top cover, a shell and four pillars, wherein the shell inclines towards the lower left side, the top cover is bolted on the shell, the four pillars are respectively fixed on the left side and the right side of the front and the back of the shell through bolts, the left end of the upper surface of the top cover is welded with an inlet pipe which is communicated up and down, the middle part of the pillar is fixed with a compression spring, a first bracket is welded below the pillars of two same horizontal lines on the left and the right sides, and the left and the right sides of the bottom of the first bracket are both fixed with a base; the beneficial effects of the utility model reside in that: make the eccentric block dismouting of being convenient for through centering lantern ring and stud, the eccentric block of the removable multiple quality of user can also increase and reduce the quantity of eccentric block moreover, realizes the regulation of the different amplitudes of this shale shaker through the quality and the quantity that change eccentric block, and the process is simple, convenient operation.

Description

Vibration sieve with amplitude convenient to adjust

Technical Field

The utility model belongs to the technical field of the shale shaker technique and specifically relates to a shale shaker that amplitude is convenient for adjust is related to.

Background

Along with the progress of society, the production becomes more and more meticulous, and the application range of shale shaker is also more and more extensive. The vibrating screen can remove impurities in the material, and can also divide the material into different grades according to different sizes of particles. The vibrating screen is a screen mesh which makes materials thrown up on the screen surface and moves forwards in a straight line to reasonably match by using the principle of vibration excitation of a vibrating motor, thereby achieving the purpose of screening. The produced exciting force of current shale shaker during operation is comparatively invariable and difficult the change, causes the vibration amplitude and the frequency of vibration of shale shaker all comparatively invariable and difficult adjustment, is unfavorable for the shale shaker to deal with the user demand under the multiple operational aspect, and the staff has inconveniently when the adjustment amplitude.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the problem that exists with not enough above-mentioned, provide an amplitude be convenient for adjust's shale shaker, it makes the eccentric block dismouting of being convenient for through centering lantern ring and stud, the eccentric block of the removable multiple quality of user, but also can increase and reduce the quantity of eccentric block, the regulation of the different amplitudes of quality and quantity realization this shale shaker through changing the eccentric block.

In order to achieve the purpose, the adopted technical scheme is as follows:

a vibrating screen with conveniently-adjusted amplitude comprises a top cover, a shell and four supporting columns, wherein the shell inclines towards the lower left side, the top cover is connected to the upper portion of the shell through bolts, and the four supporting columns are fixed to the left side and the right side of the front face and the rear face of the shell through bolts;

the top cover is characterized in that a feeding pipe which is communicated up and down is welded at the left end of the upper surface of the top cover, a compression spring is fixed in the middle of the support, a first support is welded below the support on two same horizontal lines on the left and right, bases are fixed on the left and right sides of the bottom of the first support, a first sieve plate, a second sieve plate and a bottom plate are sequentially arranged in the shell from top to bottom, the first sieve plate, the second sieve plate and the bottom plate are connected with the shell through a plurality of bolts, two second supports are arranged on the left and right sides of the lower part of the shell, the second supports are perpendicular to the first supports, and the first supports are connected with the second supports through bolts;

preceding first support leans on the left side to have the frame through the bolt fastening, just the frame internal fixation has the motor, the preceding middle fixedly connected with bearing of shell, just the bearing internal rotation is connected with the pivot, the output of motor with the front end of pivot all cup joints and is fixed with the band pulley, two the drive belt has been cup jointed between the band pulley, the pivot surface just is located the band pulley with cup joint between the bearing and be fixed with the centering lantern ring that four equidistance were arranged, it has the eccentric block to peg graft between two adjacent centering lantern rings.

Preferably, the welding of inlet pipe upper end has the funnel, just funnel bottom internal diameter equals the internal diameter of inlet pipe.

Preferably, the first sieve plate, the second sieve plate and the bottom plate are fixed to the inner wall of the housing through bolts.

Preferably, the first screen deck, the second screen deck and the bottom deck are parallel to each other, and the inclination of the first screen deck, the second screen deck and the bottom deck is equal to the inclination of the housing.

Preferably, first sieve, second sieve and bottom plate right-hand member all run through out the shell right, just the length of first sieve is longest, second sieve length secondary length, just bottom plate length is shortest.

Preferably, the centering lantern ring surface is opened there are six evenly distributed screw holes, and two threaded hole internal thread connections that lie in same straight line between two centering lantern rings have stud, stud runs through the eccentric block lower extreme, the eccentric block pass through stud with the centering lantern ring is fixed.

By adopting the technical scheme, the beneficial effects are as follows:

the eccentric blocks are very convenient to disassemble and assemble through the centering lantern rings and the double-end studs, so that a user can frequently replace the eccentric blocks, the number of the eccentric blocks is increased or reduced, the user can conveniently adjust the vibration amplitude of the vibrating screen under different conditions, the process is simple, and the operation is convenient;

the length difference of first sieve, second sieve and bottom plate is convenient for the user to collect the material of the different volumes that the screening finishes respectively, and compression spring then plays the shock attenuation cushioning effect to the shell.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments of the present invention will be briefly described below. The drawings are intended to depict only some embodiments of the invention, and not all embodiments of the invention are limited thereto.

Fig. 1 is a schematic view of the overall front plan structure of the present invention;

FIG. 2 is a schematic view of the overall right-view A-A' cross-sectional structure of the present invention;

FIG. 3 is a schematic view of the overall right-view B-B' cross-sectional structure of the present invention;

fig. 4 is a schematic view of a partially enlarged structure in fig. 2 according to the present invention;

fig. 5 is a schematic view of the main sectional structure of the centering collar of the present invention.

The labels in the figure are: a feed pipe 1; a top cover 2; a housing 3; a pillar 4; a compression spring 5; a first bracket 6; a base 7; a machine base 8; an electric motor 9; a transmission belt 10; a pulley 11; an eccentric mass 12; a second bracket 13; a first screen deck 14; a second screen deck 15; a base plate 16; a rotating shaft 17; a centering collar 18; a threaded hole 19; a stud 20; and a bearing 21.

Detailed Description

In order to make the purpose, technical features and technical effects of the technical solution of the present invention clearer, the drawings of the embodiments of the present invention are combined together, and the example solution of the embodiments of the present invention is clearly and completely described.

Referring to fig. 1 to 5, the utility model relates to a vibrating screen with conveniently adjusted amplitude, which comprises a top cover 2, a shell 3 and four support columns 4, wherein the shell 3 inclines towards the lower left, the top cover 2 is connected above the shell 3 through bolts, the number of the support columns 4 is four, and the four support columns 4 are respectively fixed on the left side and the right side of the front side and the rear side of the shell 3 through bolts;

the left end of the upper surface of the top cover 2 is welded with a feeding pipe 1 which is communicated up and down, the middle part of each strut 4 is fixed with a compression spring 5, a first support 6 is welded below the left strut 4 and the right strut 4 which are on the same horizontal line, the left side and the right side of the bottom of the first support 6 are both fixed with a base 7, a first sieve plate 14, a second sieve plate 15 and a bottom plate 16 are sequentially arranged in the shell 3 from top to bottom, the first sieve plate 14, the second sieve plate 15 and the bottom plate 16 are all connected with the shell 3 through a plurality of bolts, the left side and the right side of the lower part of the shell 3 are provided with two second supports 13, the second supports 13 are perpendicular to the first supports 6, and the first;

a machine base 8 is fixed on the left side of the front first support 6 through a bolt, a motor 9 is fixed in the machine base 8, a bearing 21 is fixedly connected in the middle of the front of the shell 3, a rotating shaft 17 is rotatably connected in the bearing 21, belt wheels 11 are fixedly sleeved on the output end of the motor 9 and the front end of the rotating shaft 17, a transmission belt 10 is sleeved between the two belt wheels 11, four centering lantern rings 18 which are distributed at equal intervals are fixedly sleeved on the surface of the rotating shaft 17 and positioned between the belt wheels 11 and the bearing 21, and an eccentric block 12 is inserted between the two adjacent centering lantern rings 18;

the upper end of the feeding pipe 1 is welded with a funnel, the inner diameter of the bottom of the funnel is equal to that of the feeding pipe 1, the first sieve plate 14, the second sieve plate 15 and the bottom plate 16 are fixed with the inner wall of the shell 3 through bolts, the first sieve plate 14, the second sieve plate 15 and the bottom plate 16 are parallel to each other, the inclination of the first sieve plate 14, the second sieve plate 15 and the bottom plate 16 is equal to that of the shell 3, the right ends of the first sieve plate 14, the second sieve plate 15 and the bottom plate 16 penetrate through the right side of the shell 3, the length of the first sieve plate 14 is longest, the length of the second sieve plate 15 is second longest, the length of the bottom plate 16 is shortest, six threaded holes 19 which are uniformly distributed are formed in the surfaces of the centering lantern rings 18, two threaded holes 19 which are positioned on the same straight line between the two centering lantern rings 18 are in threaded connection with a stud 20, the stud 20 penetrates through the lower end of the eccentric block 12, and the eccentric block 12 is fixed with the centering lantern rings 18 through the studs 20;

specifically, a user needs to adjust the working amplitude of the vibrating screen before using the vibrating screen, and determines the vibration amplitude principle according to the exciting force, the larger the exciting force is, the larger the amplitude is, the smaller the exciting force is, the smaller the amplitude is, the exciting force is related to the quantity and the mass of the installed eccentric blocks 12, the more the eccentric blocks 12 are, the larger the mass is, the larger the exciting force is, the fewer the eccentric blocks 12 are, the smaller the mass is, and the smaller the exciting force is, so that the user can freely select the mass of the installed eccentric blocks 12 according to the working requirements of actual conditions, after determining the mass of the eccentric blocks 12, determine to install one or two eccentric blocks 12 according to the actual requirements, and after determining that the eccentric blocks 12 are installed;

furthermore, if a user only needs to install one eccentric block 12, the installation can be carried out between two adjacent centering sleeve rings 18 at will, if the user needs to install two eccentric blocks 12, the two eccentric blocks 12 need to be respectively inserted between the two centering sleeve rings 18 on the front side and the two centering sleeve rings 18 on the rear side, then the stud 20 is screwed into the threaded hole 19, the bottom of the eccentric block 12 is provided with a through hole, the stud 20 penetrates through the bottom of the eccentric block 12, and then the two ends of the stud 20 are screwed by nuts, so that the installation of the eccentric block 12 can be completed, the eccentric block 12 can be conveniently disassembled and assembled by the centering sleeve rings 18 and the stud 20, the eccentric block 12 can be conveniently replaced by the user frequently, the number of the eccentric blocks 12 can be increased or reduced, and the vibration amplitude of the vibrating screen can be conveniently adjusted by the user under different conditions;

furthermore, a user starts the motor 9 after connecting the motor to an external power supply, the motor 9 drives the rotating shaft 17 to move through the belt wheel 11 and the transmission belt 10, the rotating shaft 17 makes a circular motion in the bearing 21, the rotating shaft 17 drives the centering sleeve ring 18 on the surface of the rotating shaft 17 to rotate together, the centering sleeve ring 18 drives the eccentric block 12 to rotate through the stud 20, the eccentric block 12 rotates to generate a centrifugal force, the centrifugal force is converted into an excitation force, the excitation force enables the shell 3 to vibrate, the shell 3 drives the first sieve plate 14 and the second sieve plate 15 inside the shell to vibrate, the user adds materials through the feeding pipe 1, screens the materials through the vibration of the first sieve plate 14 and the second sieve plate 15, the small-size materials downwards vibrate and fall to the bottom plate 16, the medium-size materials downwards vibrate and fall to the second sieve plate 15, the large-size materials stay in the first sieve plate 14, and then respectively pass, Second sieve 15 and bottom plate 16 carry out the classified collection to the material, and the length difference of first sieve 14, second sieve 15 and bottom plate 16 is convenient for the user to collect the material of the different volumes that the screening finishes respectively, and compression spring 5 then plays the shock attenuation cushioning effect to shell 3.

In the present specification, each embodiment is described with emphasis on differences from other embodiments, and the same or similar parts between the embodiments may be referred to each other. Unless otherwise defined, technical or scientific terms used in the present embodiments should have the ordinary meaning as understood by those having ordinary skill in the art to which the present invention belongs.

Exemplary embodiments of the present invention have been described in detail with reference to the preferred embodiments, however, it will be understood by those skilled in the art that various modifications and changes may be made to the above specific embodiments without departing from the scope of the present invention, and various combinations of the technical features and structures of the present invention may be implemented without departing from the scope of the present invention, which is defined by the appended claims.

Claims

1. The utility model provides an amplitude is shale shaker convenient to adjust, includes top cap (2), shell (3) and pillar (4), its characterized in that:

the shell (3) inclines towards the lower left, the top cover (2) is connected above the shell (3) through bolts, four support columns (4) are arranged, and the four support columns (4) are fixed on the left side and the right side of the front face and the rear face of the shell (3) through bolts respectively;

a feeding pipe (1) which is communicated up and down is welded at the left end of the upper surface of the top cover (2), a compression spring (5) is fixed in the middle of the strut (4), a first bracket (6) is welded below the strut (4) on the left and right same horizontal lines, and the left side and the right side of the bottom of the first bracket (6) are both fixed with a base (7), a first sieve plate (14), a second sieve plate (15) and a bottom plate (16) are sequentially arranged in the shell (3) from top to bottom, the first sieve plate (14), the second sieve plate (15) and the bottom plate (16) are all connected with the shell (3) through a plurality of bolts, two second brackets (13) are arranged on the left side and the right side below the shell (3), the second bracket (13) is perpendicular to the first bracket (6), and the first bracket (6) is connected with the second bracket (13) through bolts;

preceding first support (6) lean on the left side to have frame (8) through the bolt fastening, just frame (8) internal fixation has motor (9), fixedly connected with bearing (21) in the middle of shell (3) is preceding, just bearing (21) internal rotation is connected with pivot (17), the output of motor (9) with band pulley (11), two are all cup jointed and are fixed with band pulley (11) to the front end of pivot (17) have cup jointed between band pulley (11) drive belt (10), pivot (17) surface just is located band pulley (11) with cup joint between bearing (21) and be fixed with the centering lantern ring (18) that four equidistance arranged, it has eccentric block (12) to peg graft between two adjacent centering lantern rings (18).

2. A vibration screen with adjustable amplitude as defined in claim 1, wherein: the welding of inlet pipe (1) upper end has the funnel, just funnel bottom internal diameter equals the internal diameter of inlet pipe (1).

3. A vibration screen with adjustable amplitude as defined in claim 1, wherein: the first sieve plate (14), the second sieve plate (15) and the bottom plate (16) are fixed with the inner wall of the shell (3) through bolts.

4. A vibration screen with adjustable amplitude as defined in claim 1, wherein: the first sieve plate (14), the second sieve plate (15) and the bottom plate (16) are parallel to each other, and the inclination of the first sieve plate (14), the inclination of the second sieve plate (15) and the inclination of the bottom plate (16) are equal to the inclination of the shell (3).

5. A vibration screen with adjustable amplitude as defined in claim 4, wherein: first sieve (14), second sieve (15) and bottom plate (16) right-hand member all run through out shell (3) right, just the length of first sieve (14) is longest, second sieve (15) length is long again, just bottom plate (16) length is shortest.

6. A vibration screen with adjustable amplitude as defined in claim 1, wherein: the utility model discloses an eccentric block, including centering lantern ring (18), two threaded holes (19) that are located same straight line between two centering lantern rings (18), centering lantern ring (18) surface is opened has six evenly distributed screw hole (19), and two threaded hole (19) internal thread connections that are located same straight line have stud (20), stud (20) run through eccentric block (12) lower extreme, eccentric block (12) pass through stud (20) with centering lantern ring (18) are fixed.