CN210753751U

CN210753751U - Explosion-proof dust collector is used in grain production and processing

Info

Publication number: CN210753751U
Application number: CN201921321502.9U
Authority: CN
Inventors: 马成骏
Original assignee: Xinghua Guangfeng Grain Purchase And Sale Co ltd
Current assignee: Xinghua Guangfeng Grain Purchase And Sale Co ltd
Priority date: 2019-08-14
Filing date: 2019-08-14
Publication date: 2020-06-16
Anticipated expiration: 2029-08-14

Abstract

The utility model discloses an explosion-proof dust collector is used in grain production and processing, which comprises a bod, the organism top is provided with the feeder hopper, sliding connection has the sieve on the inside lateral wall of organism, the sieve mesh has been seted up on the sieve surface, the bottom of sieve is provided with vibrating mechanism, the sieve is the decurrent slope shape of right-hand member, the sieve below is provided with a plurality of buffer boards of arranging in turn, the one end of buffer board is rotated and is connected on the organism inside wall, and the other end downward sloping sets up, and the below of every group buffer board all is provided with a plurality of fixed blocks, fixed block symmetric distribution is on the inside front and back both ends lateral wall of organism, the utility model discloses a carry out the edulcoration to grain, in the grain transportation, with the dust filtering in grain to in follow-up processing procedure, can not produce too much raise.

Description

Explosion-proof dust collector is used in grain production and processing

Technical Field

The utility model relates to a grain production technical field specifically is an explosion-proof dust collector is used in grain production and processing.

Background

Grain (grain) is a general name of various plant seeds in cooking food, is also called as grain, and contains rich nutrient substances, mainly protein, vitamins, dietary fibers, fat and the like. Ancient times, the way of going is called grain, and the rest is called food. The product is also called raw grain and finished grain for eating such as cereals, beans and potatoes. The grain concept of the food and agriculture organization (hereinafter referred to as the food and agriculture organization) of the united nations refers to grains, including wheat, beans, coarse grains, rice, grains and the like. China is a big agricultural country, and the production and processing of grains are important fields related to the national civilian life. In the transportation process of grains, mixed dust can be raised into the ambient air along with jolting, the dust concentration reaches a certain degree, and the risk of explosion is caused, so that an explosion-proof dust removal device is necessary to be designed to improve the production safety.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an explosion-proof dust collector is used in grain production and processing to solve the problem that proposes among the above-mentioned background art.

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

an explosion-proof dust removal device for grain production and processing comprises a machine body, wherein a feed hopper is arranged at the top end of the machine body, sieve plates are connected on the side wall inside the machine body in a sliding manner, sieve holes are formed in the surface of each sieve plate, a vibrating mechanism is arranged at the bottom end of each sieve plate, each sieve plate is in an inclined shape with the right end facing downwards, a plurality of buffer plates which are alternately arranged are arranged below each sieve plate, one end of each buffer plate is rotatably connected to the inner side wall of the machine body through a pin shaft, the other end of each buffer plate is inclined downwards, a plurality of fixed blocks are arranged below each group of buffer plates and symmetrically distributed on the side walls at the front end and the rear end inside the machine body, a spring is connected between each fixed block and each buffer plate, a discharge conveyor belt is arranged at the bottom end, the air extractor is characterized in that a plurality of air extracting covers which are uniformly distributed are mounted on the inner side wall of the machine body, an air extracting pipe is connected to each air extracting cover, one end, far away from each air extracting cover, of each air extracting pipe extends to the outside of the machine body and is connected to an external dust collecting box, an exhaust pipe is arranged at the top end of each dust collecting box, and the exhaust pipe is connected with an external air extracting pump.

Preferably, the inside wall surface of organism has seted up the spout, the edge slidable mounting of sieve is in the spout, be connected with buffer spring between sieve bottom and the inside bottom of spout.

Preferably, the vibration mechanism comprises a motor, the motor is fixedly mounted on the inner side wall of the machine body, a cam is mounted at the output end of the motor, and the top end of the cam is in contact with the bottom end face of the sieve plate.

Preferably, the turning roller is arranged in the machine body, a plurality of uniformly distributed turning blades are arranged on the periphery of the turning roller, and the turning roller is positioned above the discharge conveyor belt.

Preferably, a plurality of uniformly distributed spray headers are mounted at the top end inside the dust collection box, the input ends of the spray headers extend to the outside of the dust collection box and are connected with an external water pipe, a drain pipe is arranged at one end of the dust collection box, and a valve is mounted on the drain pipe.

Preferably, a filter screen is arranged at the joint of the exhaust pipe and the dust collection box.

Compared with the prior art, the beneficial effects of the utility model are that: when the grain screening machine is used, grains are thrown into the machine body from the feed hopper, the grains fall on the sieve plate, the sieve plate vibrates to screen the grains, impurities and dust fall on the sieve plate and are sucked into the exhaust pipe, meanwhile, the grains slide along the sieve plate along with the vibration of the sieve plate and fall on the discharging conveyor belt after passing through the plurality of buffer plates, the buffer plates are favorable for slowing down the falling speed of the grains, excessive impact of the grains on the conveyor belt is avoided, and the grains subjected to dust removal are conveyed out by the discharging conveyor belt; the motor drives the cam to rotate, so that the sieve plate performs reciprocating periodic rapid lifting motion to form a vibration effect, the buffer spring is beneficial to reducing the amplitude of the sieve plate and avoiding collision between the sieve plate and the inner wall of the chute, but the spring can perform reciprocating telescopic motion for multiple times after being subjected to external force, and the vibration effect of the sieve plate is beneficial to being improved; the material turning roller turns over the grains on the conveyor belt, and the residual dust in the grains can be lifted along with the grain so as to be pumped away by the air pumping pipe; the spray header sprays water mist, the water mist is combined with dust, dust impurities are promoted to settle, and accordingly dust rising is reduced, and dust collection is facilitated; the filter screen can prevent that dust impurity from discharging along with the air current. The utility model discloses a carry out the edulcoration to grain, in the grain transportation, with the dust filtering in the grain to in subsequent handling procedure, can not produce too much raise dust, the explosion risk of taking out.

Drawings

FIG. 1 is a schematic structural view of an explosion-proof and dust-removing device for grain production and processing;

FIG. 2 is a schematic structural view of a dust collecting box in the explosion-proof dust removing device for grain production and processing;

FIG. 3 is an enlarged view taken at A in FIG. 1;

fig. 4 is an enlarged view at B in fig. 1.

In the figure: 1-machine body, 2-feed hopper, 3-sieve plate, 4-buffer plate, 5-pin shaft, 6-fixed block, 7-spring, 8-discharge conveyor belt, 9-discharge port, 10-suction hood, 11-suction pipe, 12-dust box, 13-exhaust pipe, 14-chute, 15-buffer spring, 16-motor, 17-cam, 18-stirring roller, 19-spray head, 20-water pipe, 21-drain pipe and 22-filter screen.

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.

Referring to fig. 1 to 4, the present invention provides a technical solution: an explosion-proof dust removal device for grain production and processing comprises a machine body 1, wherein a feed hopper 2 is arranged at the top end of the machine body 1, a sieve plate 3 is connected on the side wall in the machine body 1 in a sliding manner, sieve holes are formed in the surface of the sieve plate 3, a vibrating mechanism is arranged at the bottom end of the sieve plate 3, the sieve plate 3 is in a downward-end-downward inclined shape, a plurality of buffer plates 4 which are alternately arranged are arranged below the sieve plate 3, one end of each buffer plate 4 is rotatably connected to the inner side wall of the machine body 1 through a pin shaft 5, the other end of each buffer plate is arranged in a downward inclined manner, a plurality of fixed blocks 6 are arranged below each group of buffer plates 4, the fixed blocks 6 are symmetrically distributed on the side walls at the front end and the rear end of the interior of the machine body 1, a spring 7 is connected between, the machine body is characterized in that a discharge port 9 corresponding to the discharge conveyor belt 8 is formed in the side wall of the machine body 1, a plurality of uniformly distributed air exhaust covers 10 are mounted on the inner side wall of the machine body 1, an air exhaust pipe 11 is connected to each air exhaust cover 10, one end, far away from each air exhaust cover 10, of each air exhaust pipe 11 extends to the outside of the machine body 1 and is connected to an external dust collection box 12, an exhaust pipe 13 is arranged at the top end of each dust collection box 12, and each exhaust pipe 13 is connected with an external air exhaust.

The inside wall surface of organism 1 has seted up spout 14, the edge slidable mounting of sieve 3 is in spout 14, be connected with buffer spring 15 between 3 bottoms of sieve and the inside bottom of spout 14.

The vibration mechanism includes motor 16, motor 16 fixed mounting is on 1 inside wall of organism, cam 17 is installed to motor 16's output, cam 17's top and the 3 bottom face contact settings of sieve, and motor 16 drive cam 17 is rotatory to make sieve 3 be reciprocal periodic quick elevating movement, form the vibration effect, buffer spring 15 helps reducing the amplitude of sieve 3, avoids producing the collision between sieve 3 and the 14 inner walls of spout, nevertheless because the spring can be reciprocal concertina movement many times after receiving external force, is favorable to improving the vibration effect of sieve 3.

The machine body 1 is internally provided with a turning roller 18, a plurality of turning blades which are uniformly distributed are arranged on the periphery of the turning roller 18, the turning roller 18 is positioned above the discharging conveyor belt 8, the grain on the conveyor belt is turned by the turning roller 18, and residual dust in the grain can be lifted along with the grain, so that the grain is pumped away by the air exhaust pipe 11.

A plurality of spray headers 19 which are uniformly distributed are mounted at the top end inside the dust collection box 12, the input ends of the spray headers 19 extend to the outside of the dust collection box 12 and are connected with an external water pipe 20, a drain pipe 21 is arranged at one end of the dust collection box 12, a valve is mounted on the drain pipe 21, the spray headers 19 spray water mist, and the water mist is combined with dust to promote the settlement of dust impurities, so that the dust raising is reduced and the dust collection is facilitated.

A filter screen 22 is arranged at the joint of the exhaust pipe 13 and the dust collection box 12, and the filter screen 22 can prevent dust and impurities from being discharged along with airflow.

During the use, grain drops into organism 1 from feeder hopper 2, grain falls on sieve 3, sieve 3 vibration, play the screening effect to grain, impurity and dust fall sieve 3, by in inhaling exhaust tube 11, simultaneously along with sieve 3's vibration, grain is along sieve 3 landing, after multichannel buffer board 4, fall on discharging conveyor 8, buffer board 4 is favorable to slowing down the speed that the grain falls, avoid grain to lead to the fact too big impact to the conveyer belt, the grain through the dust removal is carried out by discharging conveyor 8.

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. The utility model provides an explosion-proof dust collector is used in grain production and processing, includes organism (1), its characterized in that: the machine body is characterized in that a feed hopper (2) is arranged at the top end of the machine body (1), a sieve plate (3) is slidably connected onto the inner side wall of the machine body (1), sieve holes are formed in the surface of the sieve plate (3), a vibrating mechanism is arranged at the bottom end of the sieve plate (3), the sieve plate (3) is of a downward inclined shape with the right end facing downwards, a plurality of buffer plates (4) which are alternately arranged are arranged below the sieve plate (3), one ends of the buffer plates (4) are rotatably connected onto the inner side wall of the machine body (1) through pin shafts (5), the other ends of the buffer plates are inclined downwards, a plurality of fixed blocks (6) are arranged below each group of buffer plates (4), the fixed blocks (6) are symmetrically distributed on the inner front and rear side walls of the machine body (1), springs (7) are connected between the fixed blocks (6) and the, the utility model discloses a dust collection box, including organism (1), exhaust hood (10), exhaust pipe (11), exhaust hood (10) and exhaust pipe (13), the one end of exit conveyor (8) extends to organism (1) outside, set up on the lateral wall of organism (1) and correspond discharge gate (9) with exit conveyor (8), install a plurality of evenly distributed's exhaust hood (10) on organism (1) inside wall, be connected with exhaust pipe (11) on exhaust hood (10), the one end that exhaust hood (10) were kept away from in exhaust pipe (11) extends to organism (1) outside to be connected to external dust collection box (12), dust collection box (12) top is provided with blast pipe (13.

2. The explosion-proof and dust-removing device for grain production and processing of claim 1, which is characterized in that: the inside wall surface of organism (1) has seted up spout (14), the edge slidable mounting of sieve (3) is in spout (14), be connected with buffer spring (15) between sieve (3) bottom and the inside bottom of spout (14).

3. The explosion-proof and dust-removing device for grain production and processing of claim 2, which is characterized in that: the vibrating mechanism comprises a motor (16), the motor (16) is fixedly installed on the inner side wall of the machine body (1), a cam (17) is installed at the output end of the motor (16), and the top end of the cam (17) is in contact with the bottom end face of the sieve plate (3).

4. The explosion-proof and dust-removing device for grain production and processing of claim 1, which is characterized in that: the machine body (1) is internally provided with a material turning roller (18), a plurality of uniformly distributed material turning blades are arranged on the periphery of the material turning roller (18), and the material turning roller (18) is positioned above the discharging conveyor belt (8).

5. The explosion-proof and dust-removing device for grain production and processing of claim 1, which is characterized in that: the dust collection box is characterized in that a plurality of uniformly distributed spray headers (19) are mounted at the top end inside the dust collection box (12), the input ends of the spray headers (19) extend to the outside of the dust collection box (12) and are connected with an external water pipe (20), a drain pipe (21) is arranged at one end of the dust collection box (12), and a valve is mounted on the drain pipe (21).

6. The explosion-proof and dust-removing device for grain production and processing of claim 5, which is characterized in that: a filter screen (22) is arranged at the joint of the exhaust pipe (13) and the dust collection box (12).