CN220781162U - Vibrating screen with double-layer vibrating screen mesh - Google Patents

Abstract

The utility model discloses a vibrating screen with a double-layer vibrating screen, which comprises a base, wherein supporting sheets are arranged on two sides above the base, fixing bolts penetrate through the upper parts of the supporting sheets, stabilizing blocks are fixed above the supporting sheets, a screen box is arranged on one side of each stabilizing block, a vibrating motor is arranged on one side of each screen box, and a first locating pin penetrates through the upper part of one side of each screen box; this shale shaker with double-deck vibrating screen cloth uses through the cooperation of first screen cloth, first baffle, second screen cloth and second baffle, and the material is behind the screening of first screen cloth in the screen box, and the material of large granule drops from one side of first screen cloth, and other materials drop to second screen cloth top and carry out secondary screening, will less material screen cloth to the flitch top drop, and other materials slide out from one side of second screen cloth, and the staff of being convenient for will retrieve the material in grades, and the setting of first baffle and second baffle prevents that the material from both sides from droing.

Description

Vibrating screen with double-layer vibrating screen mesh

Technical Field

The utility model relates to the technical field of vibrating screens, in particular to a vibrating screen with double layers of vibrating screens.

Background

The vibrating screen is operated by utilizing reciprocating rotary vibration generated by vibration excitation of a vibrator, an upper rotary weight of the vibrator enables a screen surface to generate plane rotary vibration, a lower rotary weight enables the screen surface to generate conical surface rotary vibration, the combined effect of the vibrating screen and the upper rotary weight enables the screen surface to generate complex rotary vibration, the vibration track of the vibrating screen is a complex space curve, the curve is projected to be a circle on a horizontal plane, the projection on a vertical plane is an ellipse, the vibration exciting force of the upper rotary weight and the lower rotary weight is adjusted, the amplitude can be changed, the space phase angle of the upper weight and the lower weight is adjusted, and the curve shape of the movement track of the screen surface and the movement track of materials on the screen surface can be changed.

However, the existing vibrating screen only sieves the material with the one deck screen cloth, can lead to the screening effect of material not good, and is inconvenient to carry out multistage screening to the material, leads to the application scope of device less, and screening efficiency is not good, therefore this application provides a vibrating screen with double-deck vibrating screen cloth and satisfies the demand.

Disclosure of Invention

The present utility model is directed to a vibrating screen with a double-layered vibrating screen to solve the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a shale shaker with double-deck vibrating screen cloth, includes the base, the top both sides of base all are provided with the support piece, the fixing bolt has been run through to the top of support piece, the top of support piece is fixed with the stabilizing piece, the screen box is installed to one side of stabilizing piece, vibrating motor is installed to one side of screen box, one side top of screen box is run through there is first locating pin, the other end swing joint of first locating pin has first screen cloth, the top both sides of first screen cloth all are fixed with first baffle, one side below of screen box is run through there is the second locating pin, the other end swing joint of second locating pin has the second screen cloth, the top both sides of second screen cloth all are fixed with the second baffle.

Preferably, the support piece is in an open hole type, and the stabilizing block is in threaded connection with the base through a fixing bolt.

Preferably, a damping spring is installed above the stabilizing block, a connecting block is fixed above the damping spring, a fixing rod is installed on one side of the connecting block, and the fixing rod is fixed on one side of the screen box.

Preferably, the damping springs are symmetrically arranged on the central axis of the stabilizing block, and the damping springs are matched with the stabilizing block for use.

Preferably, the first screen is movably connected with the screen box through a first locating pin, and the first baffle is symmetrically arranged with the central axis of the first screen.

Preferably, the second screen is movably connected with the screen box through a second locating pin, and the second screen is correspondingly arranged with the first screen.

Preferably, a discharging plate is arranged in the screen box, and a feeding hole is formed in the upper surface of the screen box.

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

1. according to the vibrating screen with the double-layer vibrating screen, through the cooperation of the first screen, the first baffle, the second screen and the second baffle, after materials pass through the screening of the first screen in the screen box, large-particle materials fall down from one side of the first screen, other materials fall down to the upper side of the second screen for secondary screening, smaller materials are screened to the upper side of the discharging plate, other materials fall down from one side of the second screen, workers can conveniently recycle the materials in a grading manner, and the arrangement of the first baffle and the second baffle prevents the materials from falling from two sides;

2. according to the vibrating screen with the double-layer vibrating screen, the vibration exciting force can be generated to influence the base when the vibrating screen is screened through the arrangement of the fixing bolts, the stabilizing blocks, the damping springs, the connecting blocks and the fixing rods, and the vibration exciting force is buffered through the arrangement of the damping springs, so that the influence of the vibration exciting force on the stability of the base is reduced, and the stability of the vibrating screen is improved;

3. this shale shaker with double-deck vibrating screen cloth, through the setting of first locating pin, first screen cloth, second locating pin and second screen cloth, the setting of passing through first locating pin and second locating pin is convenient for dismantle first screen cloth and second screen cloth, and the washing of being convenient for prevents to cause the influence to the screening of next time, has improved the efficiency of the device work.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of the damper spring of the present utility model;

FIG. 3 is a schematic view of the structure of the screen box of the present utility model;

fig. 4 is a schematic view showing the internal structure of the screen box of the present utility model.

In the figure: 1. a base; 2. a support sheet; 3. a fixing bolt; 4. a stabilizing block; 5. a damping spring; 6. a connecting block; 7. a fixed rod; 8. a screen box; 9. a vibration motor; 10. a first positioning pin; 11. a first screen; 12. a first baffle; 13. a second positioning pin; 14. a second screen; 15. a second baffle; 16. a discharge plate; 17. and a feed inlet.

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.

Referring to fig. 1-2, the present utility model provides the following technical solutions: the utility model provides a shale shaker with double-deck vibrating screen cloth, including base 1, the top both sides of base 1 all are provided with holds in the palm piece 2, hold in the palm the top of piece 2 and run through and have fixing bolt 3, the top of holding in the palm piece 2 is fixed with the steady block 4, hold in the palm piece 2 and set up for the trompil formula, steady block 4 passes through fixing bolt 3 and base 1 threaded connection, adopt split connection's mode between steady block 4 and the base 1, make the device installation comparatively convenient, damping spring 5 is installed to the top of steady block 4, damping spring 5's top is fixed with connecting block 6, dead lever 7 is installed to one side of connecting block 6, the dead lever 7 is fixed in one side of sieve case 8, can produce exciting force when the device sieves and cause the influence to base 1, the exciting force is buffered through damping spring 5's setting, the influence of exciting force to base 1 stability has been improved, damping spring 5 sets up with the axis symmetry of steady block 4, damping spring 5 and steady block 4 cooperate and use, prevent that base 1 from taking place the skew during operation;

referring to fig. 3-4, a screen box 8 is installed on one side of a stabilizing block 4, a vibrating motor 9 is installed on one side of the screen box 8, a first positioning pin 10 is penetrated above one side of the screen box 8, a first screen 11 is movably connected to the other end of the first positioning pin 10, the first screen 11 is movably connected with the screen box 8 through the first positioning pin 10, a first baffle 12 is symmetrically arranged on the central axis of the first screen 11, the first screen 11 and a second screen 14 are conveniently detached through the arrangement of the first positioning pin 10 and the second positioning pin 13, cleaning is convenient, influence on the next screening is prevented, a first baffle 12 is fixed on two sides above the first screen 11, a second positioning pin 13 is penetrated below one side of the screen box 8, a second screen 14 is movably connected to the other end of the second positioning pin 13, the second screen cloth 14 passes through second locating pin 13 and sieve case 8 swing joint, second screen cloth 14 corresponds the setting with first screen cloth 11, the material is in the screening of sieve case 8 after the screening of first screen cloth 11, big granule's material drops from one side of first screen cloth 11, the other material drops to second screen cloth 14 top and carries out secondary screening, screen out the discharging plate 16 top with less material and drop, other material is slipped out from one side of second screen cloth 14, the staff of being convenient for will carry out the hierarchical recovery to the material, the top both sides of second screen cloth 14 all are fixed with second baffle 15, the inside of sieve case 8 is provided with discharging plate 16, feed inlet 17 has been seted up to the top surface of sieve case 8, the setting of discharging plate 16 is convenient for discharge the material of final screening, the setting of feed inlet 17 is convenient for add the material.

Working principle: when the vibrating screen with the double-layer vibrating screen is used, an external power supply is firstly connected, then a switch of a vibrating motor 9 is turned on to drive a first screen 11 and a second screen 14 to vibrate, materials are poured into a screen box 8 from a feed inlet 17, after the materials pass through the screening of the first screen 11 in the screen box 8, large-particle materials fall down from one side of the first screen 11, the rest materials fall down above the second screen 14 to be screened for the second time, smaller materials are screened down above a discharging plate 16, the rest materials slide out from one side of the second screen 14, the materials are conveniently recycled in a grading manner by workers, finally, the shock excitation force is buffered through the arrangement of a damping spring 5, the influence of the shock excitation force on the stability of a base 1 is reduced, the external power supply of the device is cut off when the device is not used, the model of the vibrating motor 9 is YJD-10-6, and thus the use process of the vibrating screen with the double-layer vibrating screen is completed.

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 (7)

1. A vibrating screen with double-deck vibrating screen, including base (1), its characterized in that: the utility model discloses a screen box, including base (1), support piece (2) top is run through and is had fixing bolt (3), the top of support piece (2) is fixed with stabilizing block (4), screen box (8) are installed to one side of stabilizing block (4), vibrating motor (9) are installed to one side of screen box (8), first locating pin (10) are run through to one side top of screen box (8), the other end swing joint of first locating pin (10) has first screen cloth (11), the top both sides of first screen cloth (11) all are fixed with first baffle (12), one side below of screen box (8) is run through and is had second locating pin (13), the other end swing joint of second locating pin (13) has second screen cloth (14), the top both sides of second screen cloth (14) all are fixed with second baffle (15).

2. A vibrating screen with a double-layer vibrating screen according to claim 1, characterized in that the supporting plate (2) is arranged in an open hole mode, and the stabilizing block (4) is in threaded connection with the base (1) through a fixing bolt (3).

3. Vibrating screen with double-deck vibrating screen according to claim 1, characterized in that a damping spring (5) is installed above the stabilizing block (4), a connecting block (6) is fixed above the damping spring (5), a fixing rod (7) is installed on one side of the connecting block (6), and the fixing rod (7) is fixed on one side of the screen box (8).

4. A vibrating screen with a double-deck vibrating screen according to claim 3, characterized in that the damper springs (5) are arranged symmetrically with respect to the central axis of the stabilizing mass (4), the damper springs (5) being used in cooperation with the stabilizing mass (4).

5. A vibrating screen with a double layer vibrating screen according to claim 1, characterized in that the first screen (11) is movably connected with the screen box (8) by a first positioning pin (10), and the first baffle (12) is symmetrically arranged with the central axis of the first screen (11).

6. A vibrating screen with a double-deck vibrating screen according to claim 1, characterized in that the second screen (14) is movably connected with the screen box (8) by means of a second positioning pin (13), the second screen (14) being arranged in correspondence with the first screen (11).

7. Vibrating screen with double-deck vibrating screen according to claim 1, characterized in that the inside of the screen box (8) is provided with a discharge plate (16), and the upper surface of the screen box (8) is provided with a feed inlet (17).