CN215918222U

CN215918222U - Material screening device

Info

Publication number: CN215918222U
Application number: CN202122624618.3U
Authority: CN
Inventors: 孙万林
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-03-01
Anticipated expiration: 2031-10-29

Abstract

The utility model discloses a material screening device which comprises a charging barrel, a conical barrel, a material valve, a supporting frame, a vibrating machine, a support, a motor, a screen mesh, a bearing, an air pipe, a flat nozzle, a fan, a discharging pipe and an adjustable pipe, wherein the charging barrel is arranged in the conical barrel; the charging barrel is of a cylindrical structure, and the upper end and the lower end of the charging barrel are opened; the upper end and the lower end of the cone cylinder are both provided with openings, the opening of the upper end of the cone cylinder is larger than the opening of the lower end of the cone cylinder, the upper port of the cone cylinder is fixedly butted with the lower port of the charging barrel, and the lower port of the cone cylinder is provided with a material valve.

Description

Material screening device

Technical Field

The utility model relates to the field of material screening equipment and particle material screening equipment, in particular to a material screening device.

Background

For the screening of the granular material, the main purpose is to avoid caking or oversized granules in the granular material. Traditional screening installation is mostly the screen cloth structure of sieving, and the cooperation vibration realizes the screening. However, in practical use, due to the quality problem of the materials, when the proportion of unqualified materials in a batch is too large, the screen is blocked prematurely, so that the materials need to be manually poured out and sieved again, and the unqualified particles are repeatedly determined, so that the method has low efficiency and is difficult to realize a large amount of quality inspection.

SUMMERY OF THE UTILITY MODEL

The present invention aims to overcome the above-mentioned shortcomings and provide a technical solution to solve the above-mentioned problems.

A material screening device comprises a charging barrel, a conical barrel, a material valve, a supporting frame, a vibrating machine, a bracket, a motor, a screen, a bearing, an air pipe, a flat nozzle, a fan, a discharging pipe and an adjustable pipe;

the charging barrel is of a cylindrical structure, and the upper end and the lower end of the charging barrel are opened;

the upper end and the lower end of the conical cylinder are both provided with openings, the opening at the upper end is larger than the opening at the lower end, and the upper port of the conical cylinder is fixedly butted with the lower port of the charging barrel; the lower port of the conical cylinder is a discharge port, and a material valve is arranged at the lower port of the conical cylinder; the cone cylinder is fixed on the support frame; the vibrating machine is fixed on the outer surface of the cone;

the screen is horizontally arranged at the lower position of the inner side of the charging barrel, and the edge position of the screen is fixedly connected with the inner surface of the charging barrel in an attaching manner;

the bracket is in a hard bent rod-shaped structure, the bracket is arranged at the position below the screen at intervals, and two ends of the bracket are fixedly connected with the inner surface of the charging barrel;

the motor is fixed in the middle of the bracket, and a motor shaft of the motor is vertically arranged upwards; a central hole for a motor shaft to freely pass through is formed in the central position of the screen, a bearing is embedded and fixed in the central hole, the motor shaft passes through the central hole from bottom to top, and the bearing is rotatably sleeved on the motor shaft;

the air pipes are arranged above the screen at intervals, one end of each air pipe is fixed at the upper end part of the motor shaft, and the air pipes are driven to rotate circumferentially under the action of the rotation driving of the motor; the air inlet and outlet are arranged at the two ends of the air pipe respectively, and the air outlet of the air pipe is butted with an air suction port of the fan; the air inlet of the air pipe is butted with a flat nozzle, and the flat nozzle is arranged on the lower surface of the air pipe and close to the screen mesh; the lower surface of the flat nozzle is provided with a flat and horizontally extending air inlet nozzle, and the upper surface of the flat nozzle is provided with an air outlet nozzle which is butted with an air inlet of the air pipe; at this moment under the effect of the negative pressure absorption of fan, utilize the effect that the flat mouth closes on the screen cloth will not absorb through the granule of screen cloth, owing to drive the flat mouth circumferential direction under the drive effect of motor simultaneously, the flat mouth has the effect of spreading the material this moment for the granule material can all be spread on the screen cloth, thereby improves the efficiency of screening.

As a further scheme of the utility model: the air outlet of the fan is butted with a discharge pipe, the discharge pipe is of an obliquely upward extending structure, the discharge pipe is in threaded butt joint with an adjustable pipe, and the other end of the adjustable pipe is bent and the outlet of the adjustable pipe is arranged downwards; the relative length between the adjustable pipe and the discharge pipe is adjusted through the form of thread adjustment.

As a further scheme of the utility model: the outer surface of the charging barrel is provided with a switch for controlling the vibrating machine, the motor and the fan, and the three can independently operate to realize independent opening.

The utility model has the beneficial effects that: the utility model has simple and reasonable structure, has three functions of material homogenizing, cleaning and re-screening, integrates the three functions into a whole, absorbs the particles which do not pass through the screen by utilizing the action of the flat nozzle close to the screen under the action of negative pressure absorption of the fan, and simultaneously drives the flat nozzle to rotate circumferentially under the driving action of the motor, so that the flat nozzle has the function of spreading the materials, thereby fully realizing the screening of the materials, avoiding blockage and also realizing better cleaning.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

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

fig. 2 is a partial structural diagram of the first embodiment of the present invention.

Fig. 3 is a partial structural schematic diagram of the present invention.

In the figure: 1-material cylinder, 2-cone cylinder, 3-material valve, 4-support frame, 5-vibrator, 6-support, 7-motor, 8-screen, 9-bearing, 10-motor shaft, 11-wind pipe, 12-flat nozzle, 13-blower, 14-discharge pipe, 15-adjustable pipe and 16-mesh bag.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1 to 3, in an embodiment of the present invention, a material sieving apparatus includes a material cylinder 1, a conical cylinder 2, a material valve 3, a supporting frame 4, a vibrator 5, a bracket 6, a motor 7, a screen 8, a bearing 9, an air pipe 11, a flat nozzle 12, a fan 13, a material discharging pipe 14, an adjustable pipe 15, and a mesh bag 16;

the charging barrel 1 is of a cylindrical structure, the upper end and the lower end of the charging barrel 1 are open, and the charging barrel 1 provides a main screening space of the scheme;

the upper end and the lower end of the conical cylinder 2 are both provided with openings, the opening at the upper end is larger than the opening at the lower end, and the upper port of the conical cylinder 2 is fixedly butted with the lower port of the charging cylinder 1; the lower port of the conical cylinder 2 is a discharge port, a material valve 3 is installed at the lower port of the conical cylinder 2, and discharging is controlled based on the material valve 3;

the support frame 4 is a support structure and aims to enable the lower port of the conical cylinder 2 to have a certain mounting height from the ground, so that material receiving is facilitated; the cone barrel 2 is fixed on the support frame 4;

the vibrating machine 5 is a vibrating component of the scheme and mainly comprises a motor and a cam fixed on the motor, and the vibrating machine 5 is fixed on the outer surface of the conical cylinder 2;

the screen 8 is a screening structure of the scheme, the screen 8 is horizontally arranged at the lower position of the inner side of the charging barrel 1, and the edge position of the screen 8 is fixedly connected with the inner surface of the charging barrel 1 in an attaching manner; based on the sieving and screening effects of the screen 8 and the vibration effect brought by the vibrator 5, the materials are sieved by the screen 8, and the granular materials passing through the meshes of the screen fall into the conical cylinder 2 and are finally discharged from a discharge hole at the bottom of the conical cylinder;

the bracket 6 is a hard bent rod-shaped structure, the bracket 6 is arranged at the position below the screen 8 at intervals, and two ends of the bracket 6 are fixedly connected with the inner surface of the charging barrel 1; the support 6 is used for supporting and mounting the motor 7, and meanwhile, the rod-shaped structure of the support 6 also avoids the situation of blocking blanking;

the motor 7 is fixed at the middle position of the bracket 6, and a motor shaft 10 of the motor 7 is vertically arranged upwards; a central hole for a motor shaft 10 to freely pass through is formed in the central position of the screen 8, a bearing 9 is fixedly embedded in the central hole, the motor shaft 10 passes through the central hole from bottom to top, and the bearing 9 is rotatably sleeved on the motor shaft 10;

the air pipe 11 is arranged above the screen 8 at intervals, one end of the air pipe 11 is fixed at the upper end part of the motor shaft 10, and the air pipe 11 is driven to rotate circumferentially under the rotation driving action of the motor 7; air inlets and air outlets are respectively arranged at two ends of the air pipe 11, and the air outlet of the air pipe 11 is butted with an air suction port of the fan 13; the air inlet of the air pipe 11 is butted with a flat nozzle 12, and the flat nozzle 12 is arranged on the lower surface of the air pipe 11 and close to the screen 8; the lower surface of the flat nozzle 12 is provided with a flat and horizontally extending air inlet nozzle, and the upper surface of the flat nozzle 12 is provided with an air outlet nozzle and is butted with an air inlet of the air pipe 11; at the moment, under the action of negative pressure suction of the fan 13, particles which do not pass through the screen are sucked by the action of the flat nozzle 12 close to the screen 8, and meanwhile, the flat nozzle 12 is driven to rotate circumferentially under the driving action of the motor 7, so that the flat nozzle 12 has the function of spreading materials, the particles can be uniformly spread on the screen 8, and the screening efficiency is improved;

a discharge pipe 14 is butted at an exhaust port of the fan 13, the discharge pipe 14 is of an obliquely upward extending structure, an adjustable pipe 15 is butted at the discharge pipe 14 in a threaded manner, and the other end of the adjustable pipe 15 is bent and an outlet of the adjustable pipe is arranged downwards; the relative length between the adjustable pipe 15 and the tapping pipe 14 is adjusted by means of a threaded adjustment.

The outer surface of the charging barrel 1 is provided with a switch for controlling the vibrating machine 5, the motor 7 and the fan 13, and the three can independently operate to realize independent opening.

The working principle of the utility model is as follows: specific when the granule material suction discharge on the screen cloth 8 of needs, can put adjustable pipe 15's end port into pocket 16 and like this will not absorb the granule material that does not pass through screen cloth 8, finally collect through pocket 16, perhaps adjust adjustable pipe 15 and make its crooked end export still be located the inboard position of feed cylinder 1, like this when screening the later stage, absorb the granule material and discharge through adjustable pipe 15 through the mode of absorption, the material drops on screen cloth 8 once more this moment, through the filtration form of absorption repeatedly like this, can avoid too much unable material that passes through screen cloth 8 to block up the sieve mesh and lead to the unable passing through of material of part accessible sieve mesh 8, this kind of form of absorption release has obviously solved this technical problem, this structure possesses the refining simultaneously, three kinds of functions of clearance and rescreen.

Claims

1. A material screening device comprises a charging barrel, a conical barrel, a material valve, a supporting frame, a vibrating machine, a bracket, a motor, a screen, a bearing, an air pipe, a flat nozzle, a fan, a discharging pipe and an adjustable pipe; the charging barrel is of a cylindrical structure, and the upper end and the lower end of the charging barrel are opened; the upper end and the lower end of the conical cylinder are both provided with openings, the opening at the upper end is larger than the opening at the lower end, the upper port of the conical cylinder is fixedly butted with the lower port of the charging barrel, and the lower port of the conical cylinder is provided with a material valve; the cone cylinder is fixed on the support frame; the vibrating machine is fixed on the outer surface of the cone; the screen is horizontally arranged at the lower position of the inner side of the charging barrel, and the edge position of the screen is fixedly connected with the inner surface of the charging barrel in an attaching manner; the device is characterized in that the brackets are arranged at intervals below the screen, and two ends of each bracket are fixedly connected with the inner surface of the charging barrel; the motor is fixed in the middle of the bracket, and a motor shaft of the motor is vertically arranged upwards; a central hole for a motor shaft to freely pass through is formed in the central position of the screen;

the air pipes are arranged above the screen at intervals, one end of each air pipe is fixed at the upper end part of the motor shaft, air inlets and air outlets are respectively arranged at two ends of each air pipe, and the air outlets of the air pipes are butted with an air suction port of the fan; the air inlet of the air pipe is butted with a flat nozzle, and the flat nozzle is arranged on the lower surface of the air pipe and close to the screen mesh; the lower surface of the flat nozzle is provided with a flat and horizontally extending air inlet nozzle, and the upper surface of the flat nozzle is provided with an air outlet nozzle which is butted with an air inlet of the air pipe; the gas vent of fan is docked there is the discharging pipe, and the discharging pipe screw thread is docked there is adjustable pipe, and the other end bending of adjustable pipe makes its export set up downwards.

2. The material screening device of claim 1, wherein a bearing is fixedly embedded in a central hole of the screen, a motor shaft passes through the central hole from bottom to top, and the bearing is rotatably sleeved on the motor shaft.

3. The material sizing device of claim 1, wherein the discharge pipe is in an obliquely upwardly extending configuration.

4. The material screening apparatus of claim 1, wherein said support is a rigid bent rod-like structure.