CN220092107U - Screening structure of vibrating screen - Google Patents

Abstract

The utility model provides a screening structure of a vibrating screen applied to the screening field, which comprises a screen frame, wherein the screen frame comprises an upper screen frame and a lower screen frame, a reserved groove is reserved between the upper screen frame and the lower screen frame, the left side of the upper screen frame is fixedly connected with a servo motor, the output end of the servo motor is fixedly connected with a first rotating shaft, the left side wall and the right side wall of the first rotating shaft are respectively provided with a clamping groove corresponding to the reserved groove, the inner side of the clamping groove is rotationally connected with a second rotating shaft, one side of the second rotating shaft far away from the clamping groove is fixedly connected with a plurality of connecting rods, the connecting rods are connected with a screen frame corresponding to the reserved groove, and the inner side of the screen frame is fixedly connected with a screen. When the screen cloth is plugged up by the screening material in the use process, the servo motor is opened by the staff, so that the first rotary shaft transversely rotates 180 degrees, then the handle on the screen frame of the blocked screen is twisted, the second rotary shaft longitudinally rotates 180 degrees, the screen cloth is driven to shake by the vibrating force of the vibrating screen, the dropping of the blocked material is promoted, and the screening efficiency is accelerated.

Description

Screening structure of vibrating screen

Technical Field

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

Background

The vibrating screen is a kind of equipment widely used in coal industry, and is used as screening machine for classifying, dewatering and medium-removing materials, and it is mainly composed of eccentric block type vibration exciter, screen box, screen plate, supporting spring and driving device, etc. and works by using reciprocating rotary vibration produced by vibrator excitation.

In the use of the vibrating screen, the meshes of the screen mesh can be blocked by the screened materials sometimes, so that the screening effect of the screen mesh is greatly reduced, and after the screening is finished, people are inconvenient to take out the materials, and the screening efficiency is reduced.

In this regard, we propose a screening structure for a vibrating screen to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to solve the problems that when a screen is blocked by materials, cleaning is not facilitated and screening efficiency is reduced, compared with the prior art, the screening structure of the vibrating screen comprises a screen frame, wherein the screen frame comprises an upper screen frame and a lower screen frame, a reserved groove is reserved between the upper screen frame and the lower screen frame, a servo motor is fixedly connected to the left side of the upper screen frame, the output end of the servo motor is fixedly connected with a first rotating shaft, clamping grooves corresponding to the positions of the reserved groove are formed in the left side wall and the right side wall of the first rotating shaft, a second rotating shaft is rotatably connected to the inner side of the clamping groove, a plurality of connecting rods are fixedly connected to one side, far away from the clamping groove, of the second rotating shaft, a screen frame corresponding to the reserved groove is connected to the connecting rods, and the inner side of the screen frame is fixedly connected with a screen. Through rotatory by stifled screen frame, change by stifled screen cloth, will be overturn 180 degrees by stifled screen cloth, through the dropping of the vibration power acceleration jam material of shale shaker, realize the clearance of jam material and accelerated screening efficiency.

Further, screen cloth frame is in the one side fixedly connected with handle that keeps away from the connecting rod, handle below fixedly connected with spring piece, the spring piece includes a pair of fixed plate, through compression spring elastic connection between the fixed plate.

Further, spring piece below fixedly connected with telescopic link, the telescopic link outer wall is provided with the scale, telescopic link bottom threaded connection has the fixed block, the fixed block bottom is provided with the rubber pad, has good cushioning effect.

Further, a plurality of fixed establishment are installed to telescopic link lateral wall, fixed establishment is provided with different colours, red fixed establishment is used to the telescopic link first floor, and blue fixed establishment is used to the second floor, is convenient for distinguish the telescopic link.

Further, the screen frame is in sealing connection with the screen frame, and good sealing performance is achieved in the screening process.

Further, a material collecting bin is arranged below the screen frame and used for collecting the blocking materials.

Compared with the prior art, the utility model has the advantages that:

when the screen cloth is plugged up by the screening material in the use, servo motor is opened to the staff, make rotation axis one rotate 180 degrees, update new screen cloth frame and screen cloth, then twist the handle on the by stifled screen cloth frame, drive rotation axis two through rotating the screen cloth frame, make rotation axis two rotate 180 degrees, make the screen cloth direction that has by the stifled material down, extend to ground through the telescopic link, increase the holding power of screen cloth frame, the spring block of telescopic link top makes the shale shaker drive the screen cloth frame more laborsaving, drive the screen cloth shake through the vibration power of shale shaker, promote the dropping by the stifled material, enter into the material collection storehouse by the stifled material separation screen cloth, and screening efficiency has been accelerated.

Drawings

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

FIG. 2 is a schematic view of the structure of the joint between the rotary shaft I and the screen frame;

FIG. 3 is a schematic view showing the structure of the joint between the first rotating shaft and the connecting rod;

FIG. 4 is a schematic view of the telescoping rod telescoping process of the present utility model;

fig. 5 is a cross-sectional top view of the telescopic rod of the present utility model.

The reference numerals in the figures illustrate:

1. a screen frame; 2. a reserved groove; 3. a servo motor; 4. a first rotating shaft; 41. a clamping groove; 42. a second rotating shaft; 43. a connecting rod; 5. a screen frame; 6. a screen; 7. a handle; 8. a spring block; 9. a telescopic rod; 10. a fixed block; 11. a fixing mechanism.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of the element of the adapting model. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1:

the utility model provides a screening structure of a vibrating screen, referring to fig. 1-3, the screening structure of the vibrating screen comprises a screen frame 1, the screen frame 1 comprises an upper screen frame and a lower screen frame, a reserved groove 2 is reserved between the upper screen frame and the lower screen frame, a servo motor 3 is fixedly connected to the left side of the upper screen frame, the output end of the servo motor 3 is fixedly connected with a first rotating shaft 4, clamping grooves 41 corresponding to the reserved groove 2 are formed in the left side wall and the right side wall of the first rotating shaft 4, a second rotating shaft 42 is rotatably connected to the inner side of the clamping groove 41, the second rotating shaft 42 can rotate for 360 degrees, a plurality of connecting rods 43 are fixedly connected to one side of the second rotating shaft 42 far away from the clamping groove 41, the connecting rods 43 are connected with screen frames 5 corresponding to the reserved groove 2, the connecting rods 43 are firmly connected, the inner side of the screen frames 5 is fixedly connected with a screen 6, the screen frames 5 are in sealing connection with the screen frame 1, good sealing performance is achieved when materials are screened, and a material collecting bin is arranged below the screen frames 5, and blocking materials are convenient to collect.

Example 2:

the utility model provides a screening structure of a vibrating screen, referring to fig. 1, 4 and 5, a handle 7 is fixedly connected to one side of a screen frame 5 far away from a connecting rod 43, a spring block 8 is fixedly connected to the lower part of the handle 7, the spring block 8 comprises a pair of fixing plates, the fixing plates are elastically connected through compression springs, the spring block 8 has good elasticity, so that the vibrating screen saves more labor in the process of driving the screen frame 5 by the vibrating screen, a telescopic rod 9 is fixedly connected to the lower part of the spring block 8, scales are arranged on the outer wall of the telescopic rod 9, the telescopic rod 9 is convenient to measure and control the telescopic length, a fixing block 10 is connected to the bottom of the telescopic rod 9 in a threaded manner, a rubber pad is arranged at the bottom of the fixing block 10, a plurality of fixing mechanisms 11 are arranged on the side walls of the telescopic rod 9 when the telescopic rod 9 extends to the ground, different colors are arranged on the fixing mechanisms 11, the first layer of the telescopic rod 9 uses a red fixing mechanism 11, the second layer uses a blue fixing mechanism 11, the telescopic rod 9 is convenient to distinguish the telescopic rod 9, and the lifting height of the telescopic rod 9 can be controlled by the fixing mechanism 11.

Working principle: when the screen cloth 6 is blocked by the screening material in the use process, the servo motor 3 is opened by a worker, the first rotary shaft 4 transversely rotates 180 degrees to replace the screen cloth frame 5 and the screen cloth 6, then the handle 7 on the blocked screen cloth frame 5 is twisted to drive the second rotary shaft 42 through rotating the screen cloth frame 5, the second rotary shaft 42 longitudinally rotates 180 degrees to enable the screen cloth 6 with the blocked material to be downward, the telescopic rod 9 extends to the ground, the supporting force of the screen cloth frame 5 is increased, the spring block 8 above the telescopic rod 9 enables the vibrating screen to drive the screen cloth frame 5 to be more labor-saving, the screen cloth 6 is driven to shake through the vibrating force of the vibrating screen, the blocked material is promoted to fall off, the blocked material is separated from the screen cloth 6 and enters the material collecting bin, and the screening efficiency is accelerated.

The foregoing is merely illustrative of the best modes of carrying out the utility model in connection with the actual requirements, and the scope of the utility model is not limited thereto.

Claims (6)

1. The utility model provides a screening structure of shale shaker, includes reel (1), its characterized in that, reel (1) is including last reel and lower reel, goes up reel and leaves between the reel down and be equipped with reservation groove (2), goes up reel left side fixedly connected with servo motor (3), servo motor (3) output fixedly connected with rotation axis one (4), draw-in groove (41) that correspond with reservation groove (2) position are all seted up to rotation axis one (4) left and right sides wall, draw-in groove (41) inboard rotation is connected with rotation axis two (42), rotation axis two (42) are keeping away from one side fixedly connected with connecting rod (43) of draw-in groove (41), connecting rod (43) are connected with screen frame (5) that correspond with reservation groove (2), screen frame (5) inboard fixedly connected with screen cloth (6).

2. A screening arrangement of a vibrating screen according to claim 1, characterized in that the screen frame (5) is fixedly connected with a handle (7) at a side remote from the connecting rod (43), a spring block (8) is fixedly connected below the handle (7), the spring block (8) comprises a pair of fixing plates, and the fixing plates are elastically connected by compression springs.

3. The screening structure of a vibrating screen according to claim 2, wherein a telescopic rod (9) is fixedly connected below the spring block (8), scales are arranged on the outer wall of the telescopic rod (9), a fixing block (10) is connected with the bottom of the telescopic rod (9) in a threaded manner, and a rubber pad is arranged at the bottom of the fixing block (10).

4. A screening arrangement of a vibrating screen according to claim 3, characterized in that the side walls of the telescopic rods (9) are provided with a plurality of fixing means (11), said fixing means (11) being provided with different colours.

5. A screening arrangement of a vibrating screen according to claim 1, characterized in that the screen frame (5) is sealingly connected to the screen frame (1).

6. A screening arrangement of a vibrating screen according to claim 1, characterized in that a material collection bin is arranged below the screen frame (5).