CN219616098U

CN219616098U - Self-cleaning type screening detection device

Info

Publication number: CN219616098U
Application number: CN202223392984.1U
Authority: CN
Inventors: 郝昀; 芮伟军; 朱乾鑫; 王曙光
Original assignee: Jiangsu Zhengchang Cereal And Feed Machinery Co ltd
Current assignee: Jiangsu Zhengchang Cereal And Feed Machinery Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-09-01
Anticipated expiration: 2032-12-16

Abstract

The utility model belongs to the technical field of detection equipment of a pulverizer, and particularly relates to a self-cleaning screening detection device which comprises a box body, an electromagnetic vibrating screen, a collecting hopper, a lifting cylinder, an inductive switch and a collecting hopper, wherein the electromagnetic vibrating screen comprises a vibrating platform, an electromagnetic vibrating feeder, a screen and a trough; the granule discharging pipe, collect fill and inductive switch from last to setting gradually down, and the lift cylinder is used for driving to collect and fight upwards to keep away from or be close to inductive switch down and remove, and inductive switch's both sides are equipped with and keep off material cover and nozzle, collect the below of fight at keeping off the material cover, and the nozzle is used for blowing the granule on the inductive switch into keep off the material cover.

Description

Self-cleaning type screening detection device

Technical Field

The utility model belongs to the technical field of pulverizer detection equipment, and particularly relates to a self-cleaning type screening detection device.

Background

In the feed processing process, unqualified materials in the crushing process can enter a proportioning bin due to the hidden dangers of untimely breakage and the like of a screen of a crusher, so that cross contamination of the unqualified materials and the qualified materials in the proportioning bin is caused, and reworking is caused. The existing feed processing process is characterized in that full-time detection personnel are arranged to detect the fineness of crushed materials at any time, the labor cost is high, the production efficiency is low, and if the full-time detection personnel are not arranged, or the full-time detection personnel are missed to detect, the reworking workload is larger.

Therefore, attempts have been made to solve the problem of how to detect the fineness of the crushed material during the feed processing. For example, in the prior patent application No. 2016200308394, a real-time detection device for the crushing fineness of a crusher is disclosed, which comprises a material fineness screening device, an induction detection device, a material flowing pipeline and a frame, wherein the material fineness screening device is arranged on the frame and comprises a vibrating motor, a vibrating platform, a screen and a hopper, the screen is embedded in the vibrating platform, the hopper is fixed below the screen, and the vibrating motor is arranged on the vibrating platform; the material flow pipeline comprises a sampling material flow pipeline, a fineness qualified material flow pipeline and a fineness unqualified material flow pipeline. The traditional real-time detection device for the crushing fineness of the crusher can realize real-time detection on the crushing fineness of the crusher, avoid uncontrollability and hysteresis of manual detection, reduce labor force while improving production efficiency, and save production cost.

However, the existing real-time detection device for the crushing fineness of the crusher still has the following defects that 1, a vibrating screen with a vibrating motor is used, and the vibrating screen is large in size, large in power consumption and large in noise; 2. the induction detection device has no automatic cleaning function, manual cleaning is needed, and the granular materials (unqualified materials) have no automatic collecting function, so that waste is caused. Thus, how does it make the vibrating screen structure more compact? How does the shaker noise be reduced? How does the detection device automatically clean up? And how to realize the automatic collection of the granular materials has great significance.

Disclosure of Invention

The utility model provides a self-cleaning screening detection device, which aims to solve the problems of large size, no self-cleaning function and no automatic collection function of a pulverizer grinding fineness detection device in the feed processing process in the prior art.

In order to solve the technical problems, the self-cleaning screening detection device comprises a box body, an electromagnetic vibrating screen, a collecting hopper, a lifting cylinder, an inductive switch and a collecting hopper, wherein the electromagnetic vibrating screen comprises a vibrating platform, an electromagnetic vibrating feeder, a screen and a trough;

the utility model discloses a granule material discharging pipe, collection fill and inductive switch from last to setting gradually down, the lift cylinder is used for driving to collect the fill upwards keep away from or be close to inductive switch down and remove, inductive switch's both sides are provided with and keep off material cover and nozzle, collect the below that the fill set up in keeping off the material cover, the nozzle is used for blowing the granule material on the inductive switch into and keeps off in the material cover.

Preferably, a powder discharging pipe is connected below the powder discharging pipe, and a pneumatic gate valve is arranged at the outlet of the powder discharging pipe. Is convenient for controlling the discharge of the powder finished product.

Preferably, the powder discharging pipe is provided with a supporting seat, and the inductive switch and the nozzle are arranged on the supporting seat. The installation structure of the induction switch and the nozzle is reasonable and compact, which is beneficial to reducing the volume of the self-cleaning screening detection device.

Preferably, the nozzle is a duckbill nozzle, and an air outlet of the nozzle is horizontally arranged. The particle materials on the induction switch are ensured to be blown into the material blocking cover.

Further, be provided with the cylinder block in the box, the lift cylinder sets up on the cylinder block, the output of lift cylinder is provided with the lifter plate, lifter plate and collection fill fixed connection. The mounting structure of the lifting cylinder is reasonable and compact, and the reliable and stable driving of the lifting cylinder to move up and down of the collecting hopper is ensured.

Further, the inner wall of the material blocking cover opposite to the nozzle is arc-shaped. The nozzle blows the granule material on the inductive switch into the fender material cover, and the curved inner wall ensures that the granule material is blocked and then smoothly falls into the collection bucket.

Further, the feeding pipe and the granule discharging pipe are arranged at two ends of the trough, one end of the screen near the granule discharging pipe is exposed out of the inlet of the granule discharging pipe and covers the inlet of the powder discharging pipe, and the other sides of the screen are attached to the inner wall of the trough. The screen mesh is reasonably and reliably arranged, and stable screening is ensured.

The beneficial effects are that: the self-cleaning type screening detection device has the advantages of compact overall structure, reasonable and reliable layout, small size, low power consumption and low noise, and effectively solves the problems of large size, high power consumption and high noise of the conventional vibrating screen with the vibrating motor; according to the self-cleaning screening detection device, particle materials enter the particle material discharging pipe above the screen through vibration of the electromagnetic vibration feeder, then fall into the sensing areas of the collecting hopper and the sensing switch in sequence, are detected by the sensing switch, the sensing switch outputs an alarm signal to indicate that front-end material crushing is abnormal, the piston rod of the lifting cylinder stretches out again, so that the collecting hopper rises to a high position, at the moment, the sensing switch is separated from the collecting hopper, the nozzle begins to blow the particle materials on the sensing switch to collide with the material blocking cover, and fall into the collecting hopper to be recovered, the self-cleaning function and the material recovery function are skillfully realized, the detection accuracy of the self-cleaning screening detection device is ensured, the material waste is effectively reduced, and the cost is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic front view of the internal structure of a self-cleaning screening detection apparatus of the present utility model;

FIG. 2 is a schematic left view of the internal structure of the self-cleaning screening test device of the present utility model;

FIG. 3 is a schematic right-hand view of the induction switch and nozzle of the self-cleaning screening test device of the present utility model with the collection hopper in a low position;

FIG. 4 is a schematic right-hand view of the induction switch and nozzle of the self-cleaning screening test device of the present utility model with the collection hopper in the high position;

FIG. 5 is a schematic front view of the internal structure of an electromagnetic vibrating screen of the self-cleaning screening detection apparatus of the present utility model;

in the figure: 1. the device comprises a box body, 2 parts of electromagnetic vibrating screens, 2-1 parts of vibrating platforms, 2-2 parts of electromagnetic vibrating feeders, 2-3 parts of screens, 2-4 parts of material tanks, 3 parts of collecting hoppers, 4 parts of lifting cylinders, 5 parts of inductive switches, 6 parts of collecting hoppers, 7 parts of feeding pipes, 8 parts of powder discharging pipes, 9 parts of particle discharging pipes, 10 parts of material blocking covers, 11 parts of nozzles, 12 parts of powder discharging pipes, 13 parts of pneumatic gate valves, 14 parts of supporting seats, 15 parts of cylinder seats, 16 parts of lifting plates.

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. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. 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.

Examples

As shown in fig. 1-5, the self-cleaning screening detection device comprises a box body 1, an electromagnetic vibrating screen 2, a collecting hopper 3, a lifting cylinder 4, an inductive switch 5 and a collecting hopper 6, wherein the electromagnetic vibrating screen 2 comprises a vibrating platform 2-1, an electromagnetic vibrating feeder 2-2, a screen 2-3 and a trough 2-4, the vibrating platform 2-1 is arranged in the box body 1, the electromagnetic vibrating feeder 2-2 is arranged on the vibrating platform 2-1, the trough 2-4 is arranged on the electromagnetic vibrating feeder 2-2, the screen 2-3 is arranged in the trough 2-4, a feeding pipe 7 communicated with the trough 2-4 is arranged on the box body 1, a powder discharging pipe 8 communicated with the lower part of the screen 2-3 is arranged below the trough 2-4, and a particle discharging pipe 9 communicated with the upper part of the screen 2-3 is also arranged below the trough 2-4; the utility model discloses a granule material discharging pipe, collection fill 3 and inductive switch 5 from last to setting gradually down, lift cylinder 4 is used for driving to collect fill 3 upwards and keeps away from or be close to inductive switch 5 down and remove, inductive switch 5's both sides are provided with and keep off material cover 10 and nozzle 11, collect fill 6 and set up in the below that keeps off material cover 10, nozzle 11 is used for blowing the granule material on the inductive switch 5 into and keeps off in the material cover 10.

In order to facilitate the control of the discharge of the powder product, in this embodiment, as shown in fig. 1 and 2, a powder discharge pipe 12 is connected below the powder discharge pipe 8, and a pneumatic gate valve 13 is disposed at the outlet of the powder discharge pipe 12.

Further, in this embodiment, as shown in fig. 1 to 4, the powder discharging pipe 8 is provided with a supporting seat 14, and the inductive switch 5 and the nozzle 11 are both disposed on the supporting seat 14; the nozzle 11 is a duckbill nozzle, and an air outlet of the nozzle 11 is horizontally arranged; the inner wall of the material blocking cover 10 opposite to the nozzle 11 is arc-shaped.

Further, in this embodiment, as shown in fig. 2, a cylinder seat 15 is disposed in the box 1, the lifting cylinder 4 is disposed on the cylinder seat 15, and an output end of the lifting cylinder 4 is provided with a lifting plate 16, and the lifting plate 16 is fixedly connected with the collecting bucket 3.

Further, in this embodiment, as shown in fig. 5, the feeding pipe 7 and the granule discharging pipe 9 are disposed at two ends of the trough 2-4, one end of the screen 2-3 close to the granule discharging pipe 9 exposes the inlet of the granule discharging pipe 9 and covers the inlet of the powder discharging pipe 8, and the other sides of the screen 2-3 are attached to the inner wall of the trough 2-4.

The working principle is as follows:

the pneumatic gate valve 13 is closed in the initial state, the lifting cylinder 4 is in the retracted state, the collecting hopper 3 is in the low position, and the collecting hopper 3 is positioned right above the inductive switch 5; the material falls onto the screen mesh 2-3 of the electromagnetic vibration screen 2 from the feed pipe 7, the electromagnetic vibration feeder 2-2 starts to work, the powder falls onto the bottom of the trough 2-4 through the screen mesh 2-3, and enters the powder discharge pipe 8 through the vibration transmission of the electromagnetic vibration feeder 2-2; if no granular material exists, the powder material completely falls to the bottom of the trough 2-4 through the screen 2-3, which also indicates that the front-end material is crushed normally; if the particle materials exist, the particle materials enter a particle material discharging pipe 9 through the vibration of an electromagnetic vibration feeder 2-2 above a screen 2-3, then fall into the induction areas of a collecting hopper 3 and an induction switch 5 in sequence, the induction switch 5 detects the abnormal crushing of the front end materials, the induction switch 5 outputs an alarm signal, a piston rod of a lifting cylinder 4 stretches out again, the collecting hopper 3 rises to a high level, the induction switch 5 is separated from the collecting hopper 3 at the moment, a nozzle 11 begins to spray again to blow the particle materials on the induction switch 5 to collide with a material blocking cover 10, falls into a collecting hopper 6 to be recovered, the lifting cylinder 4 is retracted again to reset, the nozzle 11 stops spraying, a pneumatic gate valve 13 is opened at the same time, and the powder in the powder discharging pipe 12 is discharged to reset, so that one working cycle is completed.

The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.

Claims

1. A self-cleaning screening detection device, characterized in that: the electromagnetic vibration type powder discharging device comprises a box body (1), an electromagnetic vibration sieve (2), a collecting hopper (3), a lifting cylinder (4), an induction switch (5) and a collecting hopper (6), wherein the electromagnetic vibration sieve (2) comprises a vibration platform (2-1), an electromagnetic vibration sieve feeder (2-2), a screen (2-3) and a material groove (2-4), the vibration platform (2-1) is arranged in the box body (1), the electromagnetic vibration sieve feeder (2-2) is arranged on the vibration platform (2-1), the material groove (2-4) is arranged on the electromagnetic vibration sieve feeder (2-2), the screen (2-3) is arranged in the material groove (2-4), a feeding pipe (7) communicated with the material groove (2-4) is arranged on the box body (1), a powder discharging pipe (8) communicated with the lower part of the screen (2-3) is arranged below the material groove (2-4), and a granule discharging pipe (9) communicated with the upper part of the screen (2-3) is also arranged below the material groove (2-4).

The utility model discloses a granule material discharging pipe, collection fill (3) and inductive switch (5) from last to setting gradually down, lift cylinder (4) are used for driving to collect fill (3) upwards keep away from or be close to inductive switch (5) down and remove, the both sides of inductive switch (5) are provided with and keep off material cover (10) and nozzle (11), collect fill (6) and set up in the below that keeps off material cover (10), nozzle (11) are used for blowing the granule material on inductive switch (5) into in keeping off material cover (10).

2. A self-cleaning screening test device according to claim 1, wherein: the powder discharging pipe (12) is connected to the lower portion of the powder discharging pipe (8), and a pneumatic gate valve (13) is arranged at the outlet of the powder discharging pipe (12).

3. A self-cleaning screening test device according to claim 1 or 2, wherein: the powder discharging pipe (8) is provided with a supporting seat (14), and the inductive switch (5) and the nozzle (11) are arranged on the supporting seat (14).

4. A self-cleaning screening test device according to claim 3, wherein: the nozzle (11) is a duckbill nozzle, and an air outlet of the nozzle (11) is horizontally arranged.

5. A self-cleaning screening test device according to claim 1 or 2, wherein: the lifting device is characterized in that a cylinder seat (15) is arranged in the box body (1), the lifting cylinder (4) is arranged on the cylinder seat (15), a lifting plate (16) is arranged at the output end of the lifting cylinder (4), and the lifting plate (16) is fixedly connected with the collecting hopper (3).

6. A self-cleaning screening test device according to claim 1 or 2, wherein: the inner wall of the material blocking cover (10) opposite to the nozzle (11) is arc-shaped.

7. A self-cleaning screening test device according to claim 1 or 2, wherein: the feeding pipe (7) and the granule discharging pipe (9) are arranged at two ends of the trough (2-4), one end of the screen (2-3) close to the granule discharging pipe (9) is exposed out of the inlet of the granule discharging pipe (9) and covers the inlet of the powder discharging pipe (8), and the other side edges of the screen (2-3) are attached to the inner wall of the trough (2-4).