CN220611294U - Vibrating screen with screen convenient to replace - Google Patents

Abstract

The utility model discloses a vibrating screen with a screen mesh convenient to replace, and belongs to the technical field of vibrating screens; the utility model provides a conveniently change shale shaker of screen cloth, includes the screen box, the outside of screen box is provided with vibrating motor, the screen box passes through damping spring fixed mounting in the frame, the inboard slope of screen box is provided with the screen cloth, the screen box is front end, top, bottom open-ended U style of calligraphy structure, be provided with the screen cloth groove on the inner wall of screen box, the screen cloth is including pressing from both sides the screen cloth frame of dress at the screen cloth inslot, the inboard of screen cloth frame is provided with the screen cloth body, the position that is close to the front end on the screen cloth groove is provided with positioning bolt, positioning bolt runs through screen cloth groove and screen cloth frame; the utility model has the advantages of less screen replacement steps and short replacement time.

Description

Vibrating screen with screen convenient to replace

Technical Field

The utility model relates to the technical field of vibrating screens, in particular to a vibrating screen with a screen mesh convenient to replace.

Background

The aliases of the vibrating screens are also called as three-dimensional vibrating screening filters, vibrating screen powder machines, rotary vibrating screen machines, vibrating screens, vibrating screen machines, round screens and round vibrating screens, and the materials are thrown up on the screen surface by utilizing the principle of vibration excitation of a vibrating motor and simultaneously move forwards to form a screen reasonably matched with the linear motion of the materials, so that the screening purpose is achieved.

Because the vibrating screen is used, the material is driven to advance mainly by the vibration of the sun screen, so that the material and the screen mesh are frequently rubbed, the replacement work of the screen mesh is one of the main maintenance works of the vibrating screen, and the production downtime of the vibrating screen is directly influenced by the replacement time. In the utility model, a mounting hook part on a screen is embedded into a mounting groove, and then a clamping block clamps the screen in the mounting groove, so that the screen can be fixed more stably, and the screen is not easy to loosen in the use process; the screen mesh is clamped by the clamping blocks, so that the screen mesh is more convenient and quick to install and convenient to detach, and the screen mesh is more convenient to replace; the bracing piece is used for supporting the screen cloth, makes the screen cloth place more steadily to make the screen cloth more firm with the screen box connection, better increase the holistic structural strength of the screen box of screen cloth.

The scheme has the following defects: in the practical application process, when the screen cloth is installed in the screen box, because the screen cloth needs high-frequency vibration, except that the edge part needs to be fixed, the middle of the screen cloth also needs to be fixed with a plurality of connection points formed between the screen cloth and the screen box, so as to avoid the condition that the fit degree between the middle of the screen cloth and the screen box is reduced and the screening effect is influenced. In the process of replacing the screen cloth, the main reasons for influencing the replacing time are that the number of fixing devices in the middle of the screen cloth is large, the installing and fixing progress is slow, particularly in the vibrating screen of the multi-layer screen cloth, when a worker replaces the screen cloth positioned in the middle, the worker needs to squeeze between two screen cloth to operate, the fixing devices in the middle of the screen cloth are installed, the operation space is limited, and the maintenance and replacing time is further influenced.

Disclosure of Invention

The utility model aims to solve the problems of complicated screen replacement steps and long replacement time of a vibrating screen in the prior art, and provides a vibrating screen with convenient screen replacement.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a conveniently change shale shaker of screen cloth, includes the screen box, the outside of screen box is provided with vibrating motor, the screen box passes through damping spring fixed mounting in the frame, the inboard slope of screen box is provided with the screen cloth, the screen box is front end, top, bottom open-ended U style of calligraphy structure, be provided with the screen cloth groove on the inner wall of screen box, the screen cloth is including pressing from both sides the screen cloth frame of dress at the screen cloth inslot, the inboard of screen cloth frame is provided with the screen cloth body, the position that is close to the front end on the screen cloth groove is provided with positioning bolt, positioning bolt runs through screen cloth groove and screen cloth frame.

Further, a plurality of parallel support rods are arranged on the inner side of the screen frame, and the screen body is connected with the support rods through a tensioning device.

Further, the tensioning device comprises a hook bolt, the lower portion of the hook bolt is hooked on the supporting rod, the upper portion of the hook bolt penetrates through the screen body, and a tensioning nut is matched with the upper portion of the hook bolt.

Further, a rubber shock pad is arranged between the screen body and the tensioning nut, a square iron cushion block is arranged at the top of the rubber shock pad, and the hook head bolt penetrates through the rubber shock pad and the square iron cushion block.

Further, the number of the tensioning nuts is two, and the tensioning nut on the previous tensioning nut is closely attached to the tensioning nut on the next tensioning nut.

Further, the tensioning nut and the hook head bolt are welded and fixed.

Further, a plurality of the screens are arranged on the screen box in parallel.

Compared with the prior art, the utility model provides the vibrating screen with the screen mesh convenient to replace, which has the following beneficial effects:

according to the vibrating screen with the screen mesh convenient to replace, when the screen mesh needs to be replaced, the positioning bolts are removed, the screen mesh is taken out from the screen mesh groove, a new screen mesh is replaced and is put into the screen mesh groove, the positioning bolts are installed again, and the screen mesh body is fixed in a prefabricated mode.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows; and will be apparent to those skilled in the art in part based upon a review of the following; alternatively, the teachings may be directed to practice of the present utility model.

Drawings

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

FIG. 2 is a schematic diagram of a screen trough structure of the present utility model;

FIG. 3 is a schematic top view of a screen construction of the present utility model;

FIG. 4 is a schematic cross-sectional front view of a screen construction according to the present utility model;

fig. 5 is a schematic view of the structure of the flat iron of the present utility model.

In the figure:

1. a screen box; 2. a screen slot; 3. a screen; 4. positioning bolts; 5. a damping spring; 6. a vibration motor; 7. a frame; 8. a support rod; 9. a hook bolt; 10. a screen frame; 11. a screen body; 12. rubber shock pad; 13. square iron cushion blocks; 14. tensioning the nut.

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.

Referring to fig. 1-5, the vibrating screen with the screen convenient to replace comprises a screen box 1, wherein a vibrating motor 6 is arranged on the side wall of the outer side of the screen box 1, the vibrating motor 6 drives the screen box 1 to vibrate at high frequency, the screen box 1 is fixedly arranged on a frame 7 through a damping spring 5, and the vibration of the screen box 1 is prevented from being transmitted to the ground through the frame 7;

the inner side of the screen box 1 is obliquely provided with a screen 3, the screen box 1 is of a U-shaped structure with openings at the front end, the top and the bottom, materials enter the screen box 1 from the upper part of the screen, the materials are screened out from the front end and the lower part of the screen 3, the inner wall of the screen box 1 is provided with a screen groove 2, the screen groove 2 is U-shaped with the opening at the front end, the screen 3 comprises a screen frame 10 clamped in the screen groove 2, the screen frame 10 is of a rectangular frame structure, the screen frame 10 is provided with a plurality of sets for replacement, the inner side of the screen frame 10 is provided with a screen body 11, the screen groove 2 is provided with a positioning bolt 4 at a position close to the front end, and the positioning bolt 4 penetrates through the screen groove 2 and the screen frame 10 along the vertical direction to prevent the screen 3 from slipping from the screen groove 2;

the inner side of the screen frame 10 is provided with a plurality of parallel support rods 8, the screen body 11 is connected with the support rods 8 through a tensioning device, the middle area of the screen body 11 is fixed through the support rods 8, the middle area of the screen body 11 is prevented from being tilted or recessed, the screen body 11 is attached to the support rods 8, and deformation of the screen body 11 is reduced as much as possible;

the tensioning device comprises a hook bolt 9, the lower part of the hook bolt 9 is hooked on a supporting rod 8, the upper part of the hook bolt 9 penetrates through a screen body 11, a tensioning nut 14 is matched with the upper part of the hook bolt 9, the screen body 11 is fixed on the supporting rod 8 through the hook bolt 9, the screen body 11 is convenient to detach, a rubber strip can be arranged between the screen body 11 and the supporting rod 8, and gaps between the screen body 11 and the supporting rod 8 are reduced;

a rubber shock pad 12 is arranged between the screen body 11 and the tensioning nut 14, a square iron cushion block 13 is arranged at the top of the rubber shock pad 12, the hook head bolt 9 penetrates through the rubber shock pad 12 and the square iron cushion block 13, collision between the screen body 11 and the square iron cushion block 13 and between the screen body and the tensioning nut 14 is reduced through the rubber shock pad 12, gaps are avoided, and stability is improved;

the two tensioning nuts 14 are tightly attached between the previous tensioning nut 14 and the next tensioning nut 14, and the anti-loosening effect of the tensioning nuts 14 is improved by tightening the two tensioning nuts 14;

the tensioning nut 14 and the hook bolt 9 are welded and fixed, so that looseness between the tensioning nut 14 and the hook bolt 9 is avoided, of course, an angle grinder can be used for cutting off the hook bolt 9 when the tensioning nut is disassembled, a new hook bolt 9 can be replaced for use, and whether welding is performed or not is selected according to the requirement;

the screen cloth 3 has a plurality ofly, and a plurality of screen cloth 3 parallel mount are on screen box 1, and a plurality of screen cloth 3 are convenient for screen cloth different particle diameters's material simultaneously, and simultaneously, when needs change screen cloth, the staff takes out screen cloth from the front end of screen box 1, change new screen cloth 3 can, need not to enter into in the screen box 1, change more conveniently.

Working principle: before use, the screen body 11 is preassembled and fixed on the screen frame 10, the screen body 11 is firstly paved on the supporting rod 8, the hook bolt 9 penetrates through the screen body 11, and the screen body 11 is pressed by the tensioning nut 14 and the rubber shock pad 12;

when the screen cloth 3 needs to be replaced, the positioning bolts 4 are taken out, the screen cloth 3 is taken down, the preassembled screen cloth 3 is installed in the screen cloth groove 2, and the positioning bolts 4 are penetrated again, so that compared with the prior art, the replacement time of the screen cloth is greatly reduced, the replacement steps are reduced, and the downtime is reduced.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (7)

1. The utility model provides a conveniently change shale shaker of screen cloth, includes screen box (1), the outside of screen box (1) is provided with vibrating motor (6), screen box (1) is through damping spring (5) fixed mounting on frame (7), the inboard slope of screen box (1) is provided with screen cloth (3), a serial communication port, screen box (1) is front end, top, bottom open-ended U style of calligraphy structure, be provided with screen cloth groove (2) on the inner wall of screen box (1), screen cloth (3) are including pressing from both sides screen cloth frame (10) of dress in screen cloth groove (2), the inboard of screen cloth frame (10) is provided with screen cloth body (11), the position that is close to the front end on screen cloth groove (2) is provided with positioning bolt (4), positioning bolt (4) run through screen cloth groove (2) and screen cloth frame (10).

2. The vibrating screen with the screen mesh convenient to replace according to claim 1, wherein a plurality of parallel support rods (8) are arranged on the inner side of the screen mesh frame (10), and the screen mesh body (11) is connected with the support rods (8) through tensioning devices.

3. A vibrating screen facilitating screen replacement according to claim 2, wherein the tensioning device comprises a hook bolt (9), the lower portion of the hook bolt (9) is hooked on a supporting rod (8), the upper portion of the hook bolt (9) penetrates through a screen body (11), and a tensioning nut (14) is matched with the upper portion of the hook bolt (9).

4. A vibrating screen with a screen mesh convenient to replace according to claim 3, characterized in that a rubber shock pad (12) is arranged between the screen mesh body (11) and the tensioning nut (14), a square iron cushion block (13) is arranged at the top of the rubber shock pad (12), and the hook head bolt (9) penetrates through the rubber shock pad (12) and the square iron cushion block (13).

5. A screen-change facilitating vibrating screen according to claim 3, wherein there are two tensioning nuts (14), the last tensioning nut (14) being in close contact with the next tensioning nut (14).

6. A vibrating screen for facilitating screen replacement according to claim 3, characterized in that the tensioning nut (14) is welded and fixed to the hook bolt (9).

7. A vibrating screen for facilitating screen replacement according to claim 1, wherein a plurality of screens (3) are provided, and a plurality of screens (3) are mounted in parallel on the screen box (1).