CN212215815U

CN212215815U - Sieving mechanism is smashed to grit

Info

Publication number: CN212215815U
Application number: CN202020123306.7U
Authority: CN
Inventors: 刘天一
Original assignee: Chongqing Meiyuan Environmental Protection Technology Co ltd
Current assignee: Chongqing Meiyuan Environmental Protection Technology Co ltd
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-12-25
Anticipated expiration: 2030-01-19

Abstract

The utility model discloses a sand and stone crushing and screening device, which comprises a barrel body; the screen cloth has been nested to the barrel lateral wall, is equipped with relative setting and independent radial reciprocating motion's squeeze roll and scraper blade in the barrel. The utility model discloses a nested screen cloth that has at the barrel lateral wall to be equipped with squeeze roll and the scraper blade of circular motion and radial reciprocating motion in the barrel, realize extrudeing in proper order the grit and break and promote the screening, improved grit crushing efficiency and crushing effect.

Description

Sieving mechanism is smashed to grit

Technical Field

The utility model relates to a grit processing equipment field specifically is a sieving mechanism is smashed to grit.

Background

In grit course of working, need carry out broken screening to the grit, traditional broken sieving mechanism will not conform to the grit sieve back that the particle size required through vibrating screen plate, still need carry out secondary crushing and screening, need promote the feed back once more with sand material, has reduced production efficiency, causes equipment structure complicacy simultaneously, and the sieve blocks up easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sieving mechanism is smashed to grit to solve the problem that proposes in the above-mentioned background art.

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

a sand crushing and screening device comprises a cylinder body; the screen cloth has been nested to the barrel lateral wall, is equipped with relative setting and independent radial reciprocating motion's squeeze roll and scraper blade in the barrel.

As a further aspect of the present invention: the barrel is a cylinder horizontally arranged, the upper end of the barrel is communicated with a feeding hopper, an extrusion crushing roller set is arranged in the feeding hopper, and the extrusion crushing roller set is connected with a driving structure.

As a further aspect of the present invention: the outside cover of screen cloth is equipped with and connects the hopper, connects hopper and barrel outer wall fixed connection.

As a further aspect of the present invention: the squeezing rollers are arranged in parallel with the cylinder body.

As a further aspect of the present invention: the extrusion roller is rotatably connected with a lifting frame, a rotating frame penetrates through the inner side of the lifting frame, the rotating frame is provided with a radial sliding chute, a guide rod is arranged in the radial sliding chute, and the guide rod penetrates through the lifting frame and is in sliding connection with the lifting frame; the guide rod is sleeved with a spring, and the spring is abutted to the lifting frame; the lifting frame penetrates through the rotating frame and extends to the inner side of the rotating frame, a first abutting sliding block is fixedly connected to the inner side of the lifting frame, the first abutting sliding block is abutted with the eccentric disc and is in sliding connection with the eccentric disc, and the eccentric disc is fixedly connected with the inner wall of the cylinder body; the rotating frame is fixedly connected with a rotating shaft, the rotating shaft penetrates through the eccentric disc, the rotating shaft is rotatably connected with the inner wall of the barrel and extends to the outer side of the barrel, and the rotating shaft is connected with an output shaft of a driving motor through a driving belt.

As a further aspect of the present invention: the scraper is fixedly connected with a lifting block, the lifting block penetrates through the rotating frame, the rotating frame is provided with a second radial sliding groove matched with the lifting block, a second guide rod is arranged in the second radial sliding groove, a second spring is sleeved on the second guide rod, and the second spring is abutted to the lifting block; the inner side of the lifting block is fixedly connected with a second abutting sliding block, the second abutting sliding block is abutted with a cam disc, and the cam disc is fixedly connected with the inner wall of the cylinder.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a nested screen cloth that has at the barrel lateral wall to be equipped with squeeze roll and the scraper blade of circular motion and radial reciprocating motion in the barrel, realize extrudeing in proper order the grit and break and promote the screening, improved grit crushing efficiency and crushing effect.

Drawings

FIG. 1 is a schematic structural view of a sand crushing and screening apparatus;

FIG. 2 is a schematic view of the internal structure of a cylinder in the sand crushing and screening device;

FIG. 3 is a schematic view showing the assembly of the crane in the sand crushing and screening apparatus;

fig. 4 is a perspective view of a cam disk in the sand crushing and screening device.

In the figure: 1-a cylinder body; 2-a feeding hopper; 3-extruding the crushing roller group; 4-screening the screen; 5-a receiving hopper; 6-extrusion roll; 7-a scraper; 8-lifting frame; 9-a rotating frame; 10-radial chutes; 11-a guide bar; 12-a spring; 13-a first abutment slide; 14-eccentric disc; 15-lifting block; 16-a second abutment slide; 17-a cam disc; 18-a rotating shaft; 19-a transmission belt; and 20, driving a motor.

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.

Example 1

Referring to fig. 1-4, in an embodiment of the present invention, a sand crushing and screening apparatus includes a barrel 1; barrel 1 is the cylinder that the level set up, and barrel 1 upper end intercommunication has feeding hopper 2, is equipped with the broken roller set of extrusion 3 in the feeding hopper 2, and the broken roller set of extrusion 3 is connected with the drive structure, and is concrete, will treat that the grit of broken screening drops into from feeding hopper 2, and the broken roller set of extrusion 3 carries out preliminary extrusion breakage to the grit.

The screen mesh 4 is nested on the side wall of the barrel 1, the receiving hopper 5 is sleeved outside the screen mesh 4, and the receiving hopper 5 is fixedly connected with the outer wall of the barrel 1; the barrel body 1 is internally provided with a squeezing roller 6 and a scraper 7 which are oppositely arranged, and the squeezing roller 6 is arranged in parallel with the barrel body 1; the extrusion roller 6 is rotatably connected with a lifting frame 8, a rotating frame 9 penetrates through the inner side of the lifting frame 8, the rotating frame 9 is provided with a radial sliding groove 10, a guide rod 11 is arranged in the radial sliding groove 10, and the guide rod 11 penetrates through the lifting frame 8 and is in sliding connection with the lifting frame 8; the guide rod 11 is sleeved with a spring 12, the spring 12 is abutted against the lifting frame 8, and the lifting frame 8 is close to the center of the rotating frame 9 through the spring 12; the lifting frame 8 penetrates through the rotating frame 9 and extends to the inner side of the rotating frame 9, the inner side of the lifting frame 8 is fixedly connected with a first abutting sliding block 13, the first abutting sliding block 13 is abutted with an eccentric disc 14 and is in sliding connection with the eccentric disc 14, and the eccentric disc 14 is fixedly connected with the inner wall of the cylinder body 1; the rotating frame 9 is fixedly connected with a rotating shaft 18, the rotating shaft 18 penetrates through the eccentric disc 14, the rotating shaft 18 is rotatably connected with the inner wall of the barrel body 1 and extends to the outer side of the barrel body 1, and the rotating shaft 18 is connected with an output shaft of a driving motor 20 through a driving belt 19.

During the operation, axis of rotation 18 drives the rotating turret 9 and rotates, and then drive squeeze roll 6 and crane 8 and be circular motion, first butt slider 13 slides along the edge of eccentric disc 14, it is concrete, when first butt slider 13 removes eccentric disc 14 lower part from eccentric disc 14 upper portion, the center of rotating turret 9 is kept away from gradually to first butt slider 13, when first butt slider 13 removes eccentric disc 14 lower extreme, crane 8 drives squeeze roll 6 and removes the bottom, squeeze roll 6 extrudees the breakage with the cooperation of barrel 1 bottom plate to the grit, along with the rotation of rotating turret 9, squeeze roll 6 is close to the center of rotating turret 9 gradually, the realization is broken to the cyclic extrusion of grit.

Example 2

This example differs from example 1 in that: the scraper 7 is fixedly connected with a lifting block 15, the lifting block 15 penetrates through the rotating frame 9, the rotating frame 9 is provided with a second radial sliding groove matched with the lifting block 15, a second guide rod is arranged in the second radial sliding groove, a second spring is sleeved on the second guide rod, and the second spring is abutted against the lifting block 15; a second abutting sliding block 16 is fixedly connected to the inner side of the lifting block 15, a cam disc 17 is abutted to the second abutting sliding block 16, and the cam disc 17 is fixedly connected with the inner wall of the cylinder 1; specifically, when the rotating frame 9 drives the scraper 7 to do circular motion, in the process that the scraper 7 moves to the lower part of the barrel 1, the second abutting sliding block 16 moves along the edge of the cam disc 17, so that the scraper 7 gradually gets away from the center of the rotating frame 9 and approaches to the bottom plate of the barrel 1, crushed gravels are scraped and pushed to move towards the screen 4, the gravels according with particle sizes pass through the screen 4 and enter the receiving hopper 5 to be discharged when the gravels pass through the screen 4, screening and discharging of the gravels are realized, the gravels not according with the sizes move along with the scraper 7, when the scraper 7 moves to the upper part of the barrel 1, the scraper 7 moves towards the center of the rotating frame 9 along with the second abutting sliding block 16, and the gravels fall back to the bottom plate of the barrel 1 again to wait for next extrusion crushing.

The following are specifically mentioned: the extrusion crushing roller set in the application is the prior art; the screen mesh, the squeezing roller, the lifting frame, the rotating frame, the first abutting sliding block, the eccentric disc, the scraping plate, the lifting block, the second abutting sliding block and the spring which are nested in the side wall of the cylinder body are innovation points of the application; through having the screen cloth at barrel lateral wall nestification to be equipped with in the barrel and be circular motion and radial reciprocating motion's squeeze roll and scraper blade, realize extrudeing in proper order the grit and break and promote the screening, improved grit crushing efficiency and crushing effect.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A sand crushing and screening device, which comprises a cylinder body (1); the automatic screen cloth feeding device is characterized in that a screen cloth (4) is nested on the side wall of the barrel body (1), an extrusion roller (6) and a scraper (7) which are arranged oppositely and move independently and radially in a reciprocating mode are arranged in the barrel body (1), the extrusion roller (6) is connected with a lifting frame (8) in a rotating mode, a rotating frame (9) penetrates through the inner side of the lifting frame (8), a radial sliding groove (10) is formed in the rotating frame (9), a guide rod (11) is arranged in the radial sliding groove (10), and the guide rod (11) penetrates through the lifting frame (8) and is connected with the lifting frame (; the guide rod (11) is sleeved with a spring (12), and the spring (12) is abutted to the lifting frame (8); the lifting frame (8) penetrates through the rotating frame (9) and extends to the inner side of the rotating frame (9), a first abutting sliding block (13) is fixedly connected to the inner side of the lifting frame (8), an eccentric disc (14) is abutted to the first abutting sliding block (13) and is in sliding connection with the eccentric disc (14), and the eccentric disc (14) is fixedly connected with the inner wall of the cylinder body (1); the rotary frame (9) is fixedly connected with a rotary shaft (18), the rotary shaft (18) penetrates through the eccentric disc (14), the rotary shaft (18) is rotatably connected with the inner wall of the barrel body (1) and extends to the outer side of the barrel body (1), the rotary shaft (18) is connected with an output shaft of a driving motor (20) through a driving belt (19), the scraper (7) is fixedly connected with a lifting block (15), the lifting block (15) penetrates through the rotary frame (9), the rotary frame (9) is provided with a second radial sliding groove matched with the lifting block (15), a second guide rod is arranged in the second radial sliding groove, a second spring is sleeved on the second guide rod, and the second spring is abutted to the lifting block (15); the inner side of the lifting block (15) is fixedly connected with a second abutting sliding block (16), the second abutting sliding block (16) is abutted with a cam disc (17), and the cam disc (17) is fixedly connected with the inner wall of the barrel body (1).

2. The gravel crushing and screening device as claimed in claim 1, wherein the barrel (1) is a horizontally arranged cylinder, the upper end of the barrel (1) is communicated with a feeding hopper (2), a squeezing and crushing roller set (3) is arranged in the feeding hopper (2), and the squeezing and crushing roller set (3) is connected with a driving structure.

3. A gravel crushing and screening device as claimed in claim 1, wherein a receiving hopper (5) is sleeved outside the screen (4), and the receiving hopper (5) is fixedly connected with the outer wall of the barrel (1).

4. A sand crushing and screening apparatus according to claim 1, wherein the squeeze rollers (6) are arranged in parallel with the barrel (1).