CN212681619U

CN212681619U - Spiral screening type mining vibrating screen

Info

Publication number: CN212681619U
Application number: CN202021342105.2U
Authority: CN
Inventors: 钟来发; 温小华; 陈小兵
Original assignee: Shicheng Huahui Preparation Equipment Manufacturing Co ltd
Current assignee: Shicheng Huahui Preparation Equipment Manufacturing Co ltd
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-03-12
Anticipated expiration: 2030-07-08

Abstract

The utility model discloses a spiral screening type mining vibrating screen, which comprises a side plate, a screen plate, a drainage plate, a rotating roller, a vibration exciter, a damping mechanism and a spiral screening mechanism, and takes the problem of poor vibrating screening effect of the current mining vibrating screen into consideration, the spiral screening mechanism is arranged at a feeding port of the current mining vibrating screen, materials are put into an inner cavity of a screening material cylinder from the feeding cylinder and then are driven to rotate by a rotating shaft, a plurality of discharge holes are arranged at the bottom of a lower cylinder of the screening material cylinder, more importantly, the discharge holes have different apertures, the materials can be effectively discharged along with the spiral conveying of the materials, the materials falling from the discharge holes fall into a separation cavity consisting of a plurality of baffle plates, the materials with different particle sizes already do preliminary screening when falling into the separation cavity, and then secondary vibrating screening is carried out on the screen plate, the pressure of secondary vibration screening is reduced, and the overall screening effect is improved.

Description

Spiral screening type mining vibrating screen

Technical Field

The utility model relates to a shale shaker, in particular to spiral screening formula mining shale shaker belongs to mining machinery technical field.

Background

The mining vibrating screen adopts the advanced technology at home and abroad such as vibrating motor excitation, rubber spring vibration reduction, high wear-resistant material sieve plates, sealed sieve boxes and the like and the advanced self-synchronizing vibration principle, has the characteristics of long service life, low noise, high screening efficiency and the like, and is suitable for vibrating screening equipment for sintered ores, natural ores, cokes and other powdery materials.

The traditional mining vibrating screen has the problem of poor screening effect, because the traditional vibrating screen is inconvenient to carry out vibrating screening on materials with larger viscosity or larger agglomerate particles, the size difference of the screened mineral particles is large, and the mineral particles can not be effectively screened, so that the spiral screening type mining vibrating screen needs to be designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spiral screening formula is mining shale shaker to there is the poor problem of branch sieve effect in the traditional mining shale shaker that provides in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a spiral screening type mining vibrating screen comprises side plates, screen plates, drainage plates, rotating rollers, vibration exciters, damping mechanisms and a spiral screening mechanism, wherein the two side plates are arranged, the specifications of the two side plates are consistent and are arranged in parallel, the middle part of one side of the two side plates facing each other is fixedly provided with the screen plate, the bottom part of one side of the two side plates facing each other is fixedly provided with the drainage plate, the rotating rollers are rotatably arranged between the two side plates, the rotating rollers are arranged right above the screen plates, one end of the two side plates in the same direction is vertically and fixedly provided with a same back plate, one side of the back plate far away from the two side plates is symmetrically and fixedly provided with the two vibration exciters, one side of the two side plates far away from each other is fixedly provided with the two damping mechanisms, the upper tops of the two side plates are jointly and fixedly, sieve feed cylinder fixed mounting is in two curb plate upper ends, sieve feed cylinder one end fixed mounting has the motor, sieve feed cylinder other end fixed mounting has the bearing, the output fixedly connected with axis of rotation of motor, motor one end is kept away from in the axis of rotation and is run through sieve feed cylinder and bearing rotation installation, fixed cover is equipped with the flight in the axis of rotation, the last fixed mounting that pushes up of sieve feed cylinder has the feed cylinder of income, it sets up with sieve feed cylinder inner chamber intercommunication to go into the feed cylinder.

As an optimal technical scheme of the utility model, the lower section of thick bamboo outer wall of sieve feed cylinder runs through the inner chamber and has seted up a plurality of discharge openings, and the aperture of a plurality of discharge openings is from motor to bearing direction constantly increase.

As a preferred technical scheme of the utility model, the terminal surface runs through about the sieve and has seted up a plurality of outlet openings, and is a plurality of the aperture of outlet opening is unanimous and all is less than the aperture of discharge opening, the perpendicular fixed mounting of sieve up end has a plurality of baffles, and is a plurality of the length of baffle all is unanimous with the length of sieve.

As an optimal technical scheme of the utility model, sieve and drain bar parallel arrangement just all personally submit 40 contained angles with the level.

As an optimal technical scheme of the utility model, four damper includes the base, four the base sets up respectively and keeps away from one side, four at two curb plates the equal fixed mounting in the top central point of base puts there is the spring, four the spring is kept away from the equal fixed mounting in top that corresponds the base and is had L type mounting panel, four L type mounting panel one side respectively with two curb plate fixed mounting.

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

the utility model discloses consider the poor problem of vibration screening effect that present mining shale shaker exists, pan feeding mouth department at present mining shale shaker installs spiral screening mechanism, the material drops into to sieve feed cylinder inner chamber in from the pan feeding section of thick bamboo, then it is rotatory to drive the flight through the axis of rotation, and it is equipped with a plurality of discharge openings to open at the lower bobbin base of sieve feed cylinder, it differs to be especially important these discharge opening apertures, can effectually discharge material when accompanying material auger delivery, the material that falls from the discharge opening whereabouts falls into the separation intracavity of constituteing by a plurality of baffles, these materials that the granule is not of uniform size, just preliminary screening has been done when falling into the separation chamber, then carry out secondary vibration screening on the sieve, reduce secondary vibration screening's pressure, and promoted holistic screening effect.

Drawings

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

FIG. 2 is a schematic view of the vibration exciter mounting structure of the present invention;

fig. 3 is a schematic structural view of the spiral screening mechanism of the present invention.

In the figure: 1. a side plate; 2. a sieve plate; 3. a drain plate; 4. a rotating roller; 5. a vibration exciter; 6. a damping mechanism; 7. a spiral screening mechanism; 21. a water drain hole; 22. a baffle plate; 61. a base; 62. a spring; 63. an L-shaped mounting plate; 71. a screen cylinder; 72. a motor; 73. a bearing; 74. a rotating shaft; 75. a spiral sheet; 76. feeding into a charging barrel; 77. and a discharge hole.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model provides a spiral screening type mining vibrating screen, which comprises two side plates 1, a screen plate 2, a drainage plate 3, a rotating roller 4, vibration exciters 5, a damping mechanism 6 and a spiral screening mechanism 7, wherein the two side plates 1 are arranged in parallel, the screen plate 2 is fixedly arranged at the middle part of one side of the two side plates 1 opposite to each other, the drainage plate 3 is fixedly arranged at the bottom of one side of the two side plates 1 opposite to each other, the rotating roller 4 is rotatably arranged between the two side plates 1, the rotating roller 4 is arranged right above the screen plate 2, the same end of the two side plates 1 in the same direction is vertically and fixedly provided with a same back plate, the two vibration exciters 5 are symmetrically and fixedly arranged at one side of the back plate away from the two side plates 1, the two damping mechanisms 6 are fixedly arranged at one side of the two side plates 1 away from each other, the spiral, spiral screening mechanism 7 includes sieve feed cylinder 71, sieve feed cylinder 71 fixed mounting is in two 1 upper ends of curb plate, sieve feed cylinder 71 one end fixed mounting has motor 72, sieve feed cylinder 71 other end fixed mounting has bearing 73, the output fixedly connected with axis of rotation 74 of motor 72, the one end of motor 72 is kept away from to axis of rotation 74 runs through sieve feed cylinder 71 and bearing 73 and rotates the installation, fixed cover is equipped with flight 75 on the axis of rotation 74, sieve feed cylinder 71's last top fixed mounting has into feed cylinder 76, pan feeding section of thick bamboo 76 and sieve feed cylinder 71 inner chamber intercommunication set up.

Wherein, a plurality of discharge openings 77 have been seted up to the lower section of thick bamboo outer wall of sieve feed cylinder 71 through the inner chamber, and the aperture of a plurality of discharge openings 77 is constantly increased from motor 72 to bearing 73 direction, at first arranges down the material of small granule, arranges down the material of big granule at last.

Wherein, the terminal surface runs through about sieve 2 and has seted up a plurality of outlet 21, and the aperture of a plurality of outlet 21 is unanimous and all is less than the aperture of discharge opening 77, so just can realize the secondary screening, and 2 up end vertical fixation on the sieve install a plurality of baffles 22, and the length of a plurality of baffles 22 all is unanimous with the length of sieve 2, guarantees to divide the chamber respond well.

Wherein, sieve 2 and 3 parallel arrangement of drain bar just all personally submit 40 contained angles with the level, and the free fall through the material accelerates the material whereabouts efficiency.

Wherein, four damper 6 include base 61, and four bases 61 set up respectively and keep away from one side at two curb plates 1 mutually, and the equal fixed mounting in the center position that pushes up of four bases 61 has spring 62, and four springs 62 keep away from the equal fixed mounting in top that corresponds base 61 has L type mounting panel 63, and four L type mounting panels 63 one side respectively with two curb plate 1 fixed mounting, weaken the undulant influence that produces of aftershock.

Principle of operation

The material drops into in sieve feed cylinder 71 inner chamber from pan feeding section of thick bamboo 76, then starter motor 72 drives the flight 75 through axis of rotation 74 and rotates, and it is equipped with a plurality of discharge openings 77 to open at the lower bobbin base of sieve feed cylinder 71, it is particularly important that these discharge openings 77 apertures differ, can effectually carry out the row material when following material auger delivery, the material that falls from discharge opening 77 falls into the separation intracavity of constituteing by a plurality of baffles 22, the preliminary screening has just been done to the material that these granule sizes differ when falling into the separation chamber, then carry out secondary vibration screening on sieve 2, the filtrate enters into on drain bar 3 through outlet 21, and finally discharge from the exit end, reduce secondary vibration screening's pressure, and promoted holistic branch sieve effect.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; 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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A spiral screening type mining vibrating screen comprises side plates (1), screen plates (2), drainage plates (3), rotating rollers (4), vibration exciters (5), a damping mechanism (6) and a spiral screening mechanism (7), and is characterized in that the side plates (1) are provided with two side plates (1) which are consistent in specification and are arranged in parallel, the screen plates (2) are fixedly arranged at the middle parts of one sides of the two side plates (1) in opposite directions, the drainage plates (3) are fixedly arranged at the bottom parts of one sides of the two side plates (1) in opposite directions, the rotating rollers (4) are rotatably arranged between the two side plates (1), the rotating rollers (4) are arranged right above the screen plates (2), one ends of the two side plates (1) in the same direction are vertically and fixedly provided with a back plate, the back plate is far away from one side of the two side plates (1) and is symmetrically and fixedly provided with the two vibration, two damping mechanisms (6) are fixedly arranged on one sides of the two side plates (1) far away from each other, a spiral screening mechanism (7) is fixedly arranged on the upper tops of the two side plates (1) together, the spiral screening mechanism (7) comprises a screening cylinder (71), the screening cylinder (71) is fixedly arranged at the upper ends of the two side plates (1), one end of the sieving barrel (71) is fixedly provided with a motor (72), the other end of the sieving barrel (71) is fixedly provided with a bearing (73), the output end of the motor (72) is fixedly connected with a rotating shaft (74), one end of the rotating shaft (74) far away from the motor (72) penetrates through the sieving barrel (71) and is rotatably installed with the bearing (73), the fixed cover is equipped with flight (75) on axis of rotation (74), the last top fixed mounting of sieve feed cylinder (71) has into feed cylinder (76), it sets up with sieve feed cylinder (71) inner chamber intercommunication to go into feed cylinder (76).

2. The spiral screening type mining vibrating screen of claim 1, characterized in that: the lower section of thick bamboo outer wall of sieve feed cylinder (71) runs through the inner chamber and has seted up a plurality of discharge openings (77), and the aperture of a plurality of discharge openings (77) is from motor (72) to bearing (73) direction constantly increase.

3. The spiral screening type mining vibrating screen of claim 1, characterized in that: the screen plate is characterized in that a plurality of water drainage holes (21) are formed in the upper end face and the lower end face of the screen plate (2) in a penetrating mode, the diameter of each water drainage hole (21) is consistent and smaller than that of the discharge hole (77), a plurality of baffles (22) are vertically and fixedly mounted on the upper end face of the screen plate (2), and the length of each baffle (22) is consistent with that of the screen plate (2).

4. The spiral screening type mining vibrating screen of claim 1, characterized in that: the sieve plate (2) and the drainage plate (3) are arranged in parallel and form an included angle of 40 degrees with the horizontal plane.

5. The spiral screening type mining vibrating screen of claim 1, characterized in that: four damper (6) include base (61), four base (61) set up respectively and keep away from one side, four in two curb plate (1) mutually base (61) go up the equal fixed mounting in top central point and put spring (62), four spring (62) keep away from the equal fixed mounting in top that corresponds base (61) and have L type mounting panel (63), four L type mounting panel (63) one side respectively with two curb plate (1) fixed mounting.