CN216368926U

CN216368926U - Grain screening dust shaker

Info

Publication number: CN216368926U
Application number: CN202122867809.2U
Authority: CN
Inventors: 周江波; 刘振华; 周芬只
Original assignee: Zhengheyuan Henan Baking Products Co ltd
Current assignee: Zhengheyuan Henan Baking Products Co ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-04-26
Anticipated expiration: 2031-11-22

Abstract

The utility model discloses a grain screening and dedusting machine, which comprises a workbench and a dedusting mechanism; a workbench: the upper surface of the protective box is provided with a protective box, the vertical joints of the protective box and the workbench are respectively provided with a fixed platform, the inside of a chute at the upper end of the fixed platform is respectively connected with a slide block in a sliding way, the upper ends of the slide blocks are all fixedly connected with the lower end of a screen frame, the left end of the screen frame is rotatably connected with a connecting rod through a pin shaft, the left side of the upper end of the protective box is provided with a material conveying groove, the discharge port of the material conveying groove is communicated with the feed port of the protective box, the lower end of the workbench is provided with a discharge groove, and the feed port of the discharge groove is communicated with an opening at the upper end of the workbench; dust removal mechanism: set up in the upper end of protective housing, this grain screening dust shaker still includes control switch group, and control switch group sets up in the upper end front side of protective housing, and this grain screening dust shaker carries out high-efficient screening to grain, carries out high-efficient dust removal operation to the dust that produces, and the during operation can avoid the dust to be discharged personnel's work area.

Description

Grain screening dust shaker

Technical Field

The utility model relates to the technical field of grain screening, in particular to a grain screening dust remover.

Background

The grain refers to raw grain and finished grain such as grain, beans and potatoes for eating, and after the grain is harvested, in which a large amount of impurities are mixed, the grains need to be screened for eating by people, a large amount of dust is generated in the process of screening the grains, at the moment, a dust remover is used for removing dust to avoid pollution to the working environment, the dust remover is a device for separating dust from flue gas, is main equipment for treating atmospheric pollution, however, the common dust remover cannot effectively remove dust during working, the omitted dust is still polluted in a working area after being discharged, a factory cannot effectively screen grains during screening the grains, multiple screening operations need to be carried out on the grains, and the working efficiency of personnel is reduced.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to overcome the existing defects and provide the grain screening and dedusting machine, which can perform efficient dust cleaning operation on generated dust, can prevent the dust from being discharged to the working area of personnel when in use, can perform efficient screening on grains when in work, improves the working efficiency of the personnel, and can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a grain screening and dedusting machine comprises a workbench and a dedusting mechanism;

a workbench: the upper surface of the protective box is provided with a protective box, the vertical joints of the protective box and the workbench are respectively provided with a fixed platform, the inside of a chute at the upper end of the fixed platform is respectively connected with a slide block in a sliding way, the upper ends of the slide blocks are all fixedly connected with the lower end of a screen frame, the left end of the screen frame is rotatably connected with a connecting rod through a pin shaft, the left side of the upper end of the protective box is provided with a material conveying groove, the discharge port of the material conveying groove is communicated with the feed port of the protective box, the lower end of the workbench is provided with a discharge groove, and the feed port of the discharge groove is communicated with an opening at the upper end of the workbench;

dust removal mechanism: set up in the upper end of guard box, carry out high-efficient screening to grain, improved personnel's work efficiency, carry out high-efficient dust removal operation to the dust that produces, the during operation can avoid the dust to be discharged personnel's work area.

Furthermore, the protection box further comprises a control switch group, the control switch group is arranged on the front side of the upper end of the protection box, and the input end of the control switch group is electrically connected with an external power supply.

Further, the dust removal mechanism includes the dust collection box, the air exhauster, the trachea, a water pump, water pipe and vaporific shower nozzle, the dust collection box sets up in the upper end rear side of protective housing, the upper end left side of protective housing is equipped with the air exhauster, the gas outlet of air exhauster is connected with the air inlet of dust collection box, the air inlet of air exhauster passes through the trachea and is connected with the gas outlet of protective housing, the upper end right side of protective housing is equipped with the water pump, the delivery port of water pump leads to pipe to be connected with the water inlet of dust collection box, the upper wall of dust collection box is equipped with array respectively vaporific shower nozzle, the water inlet of vaporific shower nozzle is connected with the delivery port of water pipe respectively, the equal electric connection control switch group's of input of air exhauster and water pump output, realize high-efficient dust removal.

Further, the dust cleaning mechanism further comprises an exhaust pipe, an exhaust fan and a dust blocking net, the exhaust pipe is arranged at the right end of the dust collection box, the exhaust fan is arranged inside the exhaust pipe, the dust blocking net is fixedly connected inside a mounting groove in the upper end of the exhaust pipe through a bolt, and the input end of the exhaust fan is electrically connected with the output end of the control switch group, so that high-efficiency blocking of dust is realized.

Further, the quick return device comprises a sliding column and springs, wherein the sliding column is arranged inside a sliding groove in the upper end of the left fixing table, the outer arc surface of the sliding column is connected with a sliding hole in the middle of the sliding block in a sliding mode, the springs are respectively sleeved at the front end and the rear end of the outer arc surface of the sliding column, the relative inner side ends of the two springs are respectively fixedly connected with the front end and the rear end of the sliding block, and the opposite ends of the two springs are respectively fixedly connected with the inner side of the sliding groove in the upper end of the left fixing table to achieve quick return.

Further, still include motor and plectane, the motor sets up in the left end middle part of protective housing, and the output shaft of motor passes through sealed bearing and is connected with the left end rotation of protecting crust, and the plectane sets up in the output shaft right-hand member of motor, and the plectane rotates with the connecting rod through the pivot to be connected, and the input electricity connection control switch group's of motor output realizes the stable transmission.

Further, still include the elastic webbing, the elastic webbing sets up both ends around the reel respectively, the end that deviates from mutually of two elastic webbing respectively with the front and back wall fixed connection of guard box, avoid grain to spill.

Compared with the prior art, the utility model has the beneficial effects that: this grain screening dust shaker has following benefit:

1. personnel regulate and control the motor work through the control switch group, the output shaft of the motor drives the circular plate to rotate, the circular plate is provided with a connecting rod to start moving, the connecting rod drives the screen frame to move left and right through the pin shaft, the screen frame drives the sliding block to slide inside the sliding groove at the upper end of the fixed table, the sliding block compresses the spring when sliding, after the circular plate rotates one hundred eighty degrees, the connecting rod drives the screen frame to slide in the opposite direction, the tension of the spring enables the screen frame to return quickly through the sliding block, the screen frame screens grains inside efficiently, the screen frame screens the grains inside the screen frame slowly and rightly, impurities larger than the grains are blocked at the bottom end inside the screen frame, the grains are conveyed to the inside of the discharge groove through the screen holes of the screen frame and then discharged through the slag outlet of the protective box, the grains are conveyed to an external storage device through the discharge groove, and are screened efficiently, the working efficiency of personnel is improved.

2. Personnel can regulate and control the work of an exhaust fan through a control switch group, the exhaust fan extracts dust generated in a protective box through an air pipe, then the exhaust fan conveys the dust to the inside of a dust collecting box, the personnel can regulate and control the work of a water pump through the control switch group, the water pump extracts external water, then the water pump conveys the water to the inside of a mist spray head through a water pipe, the mist spray head sprays the water in a mist shape to the inside of the dust collecting box, the dust in the dust collecting box is adsorbed and reduced, water drops to the bottom end of the inside of the dust collecting box and then is conveyed to external collecting equipment through a drainage groove at the right end of the dust collecting box, at the moment, the personnel can regulate and control the work of an exhaust fan through the control switch group, the exhaust fan starts to rotate and extracts the air in the dust collecting box through an exhaust pipe, the circulation speed of the air in the dust collecting box is accelerated, when the left-over dust reaches the dust blocking net, the dust blocking net blocks the left-over dust, the dust generated is efficiently cleaned, and the dust can be prevented from being discharged to the working area of personnel during working.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at the position A of the present invention;

fig. 3 is a schematic structural diagram of the dust cleaning mechanism of the present invention.

In the figure: 1 workbench, 2 protective box, 3 fixed platform, 4 sliding column, 5 sliding block, 6 spring, 7 screen frame, 8 material conveying groove, 9 dust cleaning mechanism, 91 dust collecting box, 92 exhaust fan, 93 air pipe, 94 water pump, 95 water pipe, 96 mist spray nozzle, 97 exhaust pipe, 98 exhaust fan, 99 dust blocking net, 10 discharging groove, 11 control switch group, 12 connecting rod, 13 motor, 14 circular plate and 15 elastic belt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present embodiment provides a technical solution: a grain screening and dedusting machine comprises a workbench 1 and a dedusting mechanism 9;

a workbench 1: the protective box 2 is arranged on the upper surface of the protective box, a fixed table 3 is respectively arranged at the vertical joint of the protective box 2 and the workbench 1, a sliding block 5 is respectively connected inside a sliding groove at the upper end of the fixed table 3 in a sliding manner, the upper end of the sliding block 5 is fixedly connected with the lower end of the screen frame 7, the left end of the screen frame 7 is rotatably connected with a connecting rod 12 through a pin shaft, the connecting rod 12 realizes the connecting effect on the screen frame 7, a material conveying groove 8 is arranged at the left side of the upper end of the protective box 2, a discharge hole of the material conveying groove 8 is communicated with a feed hole of the protective box 2, a discharge groove 10 is arranged at the lower end of the workbench 1, the discharge groove 10 realizes the conveying effect of grains, the feed hole of the discharge groove 10 is communicated with an opening at the upper end of the workbench 1, and the grains are conveyed into the material conveying groove 8 by personnel, enter the protective box 2 through the material conveying groove 8 and then are conveyed into the screen frame 7;

dust removal mechanism 9: the dust cleaning mechanism 9 is arranged at the upper end of the protection box 2, the dust cleaning mechanism 9 comprises a dust collection box 91, an exhaust fan 92, an air pipe 93, a water pump 94, a water pipe 95 and a mist-shaped spray head 96, the dust collection box 91 is arranged at the rear side of the upper end of the protection box 2, the left side of the upper end of the protection box 2 is provided with the exhaust fan 92, the air outlet of the exhaust fan 92 is connected with the air inlet of the dust collection box 91, the air inlet of the exhaust fan 92 is connected with the air outlet of the protection box 2 through the air pipe 93, the right side of the upper end of the protection box 2 is provided with the water pump 94, the water outlet of the water pump 94 is connected with the water inlet of the dust collection box 91 through the water pipe 95, the upper wall surface of the dust collection box 91 is provided with the mist-shaped spray heads 96 in an array, the water inlets of the mist-shaped spray heads 96 are respectively connected with the water outlets of the water pipe 95, the input ends of the exhaust fan 92 and the water pump 94 are electrically connected with the output end of the control switch group 11, the dust cleaning mechanism 9 further comprises an exhaust pipe 97, an exhaust fan 98 and a dust blocking net 99, the exhaust pipe 97 is arranged at the right end of the dust collection box 91, an exhaust fan 98 is arranged in the exhaust pipe 97, a dust blocking net 99 is fixedly connected in the mounting groove at the upper end of the exhaust pipe 97 through bolts, the input end of the exhaust fan 98 is electrically connected with the output end of the control switch group 11, a person regulates and controls the operation of the water pump 94 through the control switch group 11, the water pump 94 pumps external water, then the water pump 94 conveys the water to the inside of the mist nozzle 96 through the water pipe 95, the mist nozzle 96 sprays the water in a mist shape to the inside of the dust collection box 91 to adsorb and reduce dust of dust in the dust collection box 91, water drops to the bottom end of the inside of the dust collection box 91 and then conveys the water to external collection equipment through a drainage groove at the right end of the dust collection box 91, at the moment, the person regulates and controls the operation of the exhaust fan 97 through the control switch group 11, the exhaust fan 97 starts to rotate and pumps the air in the dust collection box 91 through the exhaust pipe 97, thereby accelerating the circulation speed of the air in the dust collection box 91, the efficiency of the dust removal of device is improved, when the dust that leaves over reachs and hinders dirt net 99 department, hinders dirt net 99 and carries out the separation to the dust of omitting, avoids the dust to be discharged personnel's work area.

Wherein: still include control switch group 11, control switch group 11 sets up in the upper end front side of protective housing 2, and external power source is connected to control switch group 11's input electricity.

Wherein: still include traveller 4 and spring 6, traveller 4 sets up inside 3 upper end spouts of left fixed station, the extrados of traveller 4 and the slide opening sliding connection at slider 5 middle part, both ends around the extrados of traveller 4 are located to spring 6 cover respectively, two springs 6's relative medial extremity respectively with slider 5 both ends fixed connection around, two springs 6 deviate from the end respectively with the inboard fixed connection of left fixed station 3 upper end spout, reel 7 drives slider 5 and slides inside the spout of fixed station 3 upper end, slider 5 compresses spring 6 when sliding, after plectane 14 rotates one hundred eighty degrees, connecting rod 12 drives reel 7 and slides in the opposite direction, the tension of spring 6 makes reel 7 quick return through slider 5, reel 7 carries out high-efficient screening to the grain of inside.

Wherein: still include motor 13 and plectane 14, motor 13 sets up in the left end middle part of protecting box 2, motor 13's output shaft passes through sealed bearing and is connected with the left end rotation of protecting crust 2, plectane 14 sets up in motor 13's output shaft right-hand member, plectane 14 rotates through pivot and connecting rod 12 to be connected, motor 13's input electricity connection control switch group 11 output, personnel regulate and control motor 13 work through control switch group 11, motor 13's output shaft drives plectane 14 and rotates, plectane 14 takes connecting rod 12 to begin to remove, connecting rod 12 drives reel 7 through the round pin axle and removes, the realization is to the screening of grain.

Wherein: still include elastic webbing 15, elastic webbing 15 sets up respectively in the front and back both ends of reel 7, two elastic webbing 15 back of the body end respectively with guard box 2 around wall fixed connection, elastic webbing 15 carries out the separation to the space between reel 7 and the guard box 2, avoids grain to spill.

The grain screening dust remover provided by the utility model has the following working principle: the personnel convey grain to the inside of the conveying chute 8, the grain enters the inside of the protective box 2 through the conveying chute 8, then the grain is conveyed to the inside of the screen frame 7, the elastic band 15 separates the gap between the screen frame 7 and the protective box 2 to avoid grain leakage, at this time, the personnel regulate and control the work of the motor 13 through the control switch group 11, the output shaft of the motor 13 drives the circular plate 14 to rotate, the circular plate 14 drives the connecting rod 12 to start moving, the connecting rod 12 drives the screen frame 7 to move left and right through the pin shaft, the screen frame 7 drives the sliding block 5 to slide in the sliding chute at the upper end of the fixed table 3, the sliding block 5 compresses the spring 6 when sliding, after the circular plate 14 rotates one hundred eighty degrees, the connecting rod 12 drives the screen frame 7 to slide in the reverse direction, the tension of the spring 6 enables the screen frame 7 to return fast through the sliding block 5, the screen frame 7 screens the grain inside efficiently, because the screen frame 7 is arranged obliquely, the grain inside the sieve frame 7 can slowly move rightwards, impurities larger than the grain are blocked at the bottom inside the sieve frame 7, the grain is conveyed to the inside of the discharge groove 10 through sieve holes of the sieve frame 7 and then discharged through a slag outlet at the right end of the protection box 2, the grain is conveyed to an external storage device through the discharge groove 10, a worker can regulate and control the work of the exhaust fan 92 through the control switch group 11 during work, the exhaust fan 92 extracts dust generated inside the protection box 2 through the air pipe 93, then the exhaust fan 92 conveys the dust to the inside of the dust collection box 91, the worker regulates and controls the work of the water pump 94 through the control switch group 11, the water pump 94 extracts external water, then the water pump 94 conveys the water to the inside of the mist spray nozzle 96 through the water pipe 95, the mist spray nozzle 96 sprays the water in a mist shape to the inside of the dust collection box 91 to perform adsorption and dust fall operation on the dust in the dust collection box 91, and drops to the bottom inside the dust collection box 91, then carry outside collecting device through the water drainage tank of dust collection box 91 right-hand member in, at this moment personnel regulate and control exhaust fan 97 work through control switch group 11, exhaust fan 97 begins to rotate and takes the inside air of dust collection box 91 out through blast pipe 97, the circulation speed of the inside air of dust collection box 91 has been accelerated, the dust cleaning efficiency of device has been improved, when the dust that leaves over arrives and hinders dirt net 99 department, hinder dirt net 99 and carry out the separation to the dust of omitting, avoid the dust to be discharged personnel's work area.

It is noted that the exhaust fan 92 disclosed in the above embodiments may be a TB100-1-0.75KW exhaust fan, the water pump 94 may be a JB/T6664-2017 water pump, the exhaust fan 98 may be an FD250 exhaust fan, the motor 13 may be a M120L35-G05 motor, and the control switch group 11 is provided with switch buttons for controlling the on-off operations of the exhaust fan 92, the water pump 94, the exhaust fan 98, and the motor 13 in a one-to-one correspondence.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a grain screening dust shaker which characterized in that: comprises a workbench (1) and a dust cleaning mechanism (9);

table (1): the protective box (2) is arranged on the upper surface of the protective box, a fixed table (3) is respectively arranged at the vertical joint of the protective box (2) and the workbench (1), a sliding block (5) is respectively connected inside a sliding groove at the upper end of the fixed table (3) in a sliding manner, the upper end of the sliding block (5) is fixedly connected with the lower end of the screen frame (7), the left end of the screen frame (7) is rotatably connected with a connecting rod (12) through a pin shaft, a material conveying groove (8) is arranged on the left side of the upper end of the protective box (2), a discharge hole of the material conveying groove (8) is communicated with a feed inlet of the protective box (2), a discharge groove (10) is arranged at the lower end of the workbench (1), and a feed inlet of the discharge groove (10) is communicated with an opening at the upper end of the workbench (1);

dust removal mechanism (9): is arranged at the upper end of the protective box (2).

2. The grain screening dust shaker of claim 1, characterized in that: still include control switch group (11), control switch group (11) set up in the upper end front side of protective housing (2), and external power source is connected to the input electricity of control switch group (11).

3. The grain screening dust shaker of claim 2, characterized in that: the dust cleaning mechanism (9) comprises a dust collection box (91), an exhaust fan (92), an air pipe (93), a water pump (94), a water pipe (95) and a mist spray head (96), dust collection box (91) sets up in the upper end rear side of guard box (2), the upper end left side of guard box (2) is equipped with air exhauster (92), the gas outlet of air exhauster (92) is connected with the air inlet of dust collection box (91), the air inlet of air exhauster (92) passes through trachea (93) and is connected with the gas outlet of guard box (2), the upper end right side of guard box (2) is equipped with water pump (94), the delivery port of water pump (94) passes through water pipe (95) and is connected with the water inlet of dust collection box (91), the upper wall of dust collection box (91) is equipped with array difference vaporific shower nozzle (96), the water inlet of vaporific shower nozzle (96) is connected with the delivery port of water pipe (95) respectively, the equal electricity connection control switch group's of input of air exhauster (92) and water pump (94) output (11).

4. The grain screening dust shaker of claim 3, characterized in that: dust removal mechanism (9) still include blast pipe (97), air discharge fan (98) and hinder dirt net (99), blast pipe (97) set up in the right-hand member of dust collection box (91), and air discharge fan (98) set up in the inside of blast pipe (97), and it is inside that the mounting groove in blast pipe (97) upper end is passed through bolt fixed connection to hinder dirt net (99), and the output of control switch group (11) is connected to the input electricity of air discharge fan (98).

5. The grain screening dust shaker of claim 1, characterized in that: still include traveller (4) and spring (6), traveller (4) set up inside left fixed station (3) upper end spout, the outer cambered surface of traveller (4) and the slide opening sliding connection at slider (5) middle part, both ends around the outer cambered surface of traveller (4) are located respectively in spring (6), the relative medial extremity of two springs (6) respectively with slider (5) both ends fixed connection around, the end of keeping away from the back of two springs (6) respectively with the inboard fixed connection of left fixed station (3) upper end spout.

6. The grain screening dust shaker of claim 2, characterized in that: still include motor (13) and plectane (14), motor (13) set up in the left end middle part of protective housing (2), and the output shaft of motor (13) passes through sealed bearing and is connected with the left end rotation of protective housing (2), and plectane (14) set up in the output shaft right-hand member of motor (13), and plectane (14) rotate with connecting rod (12) through the pivot and are connected, and the output of control switch group (11) is connected to the input electricity of motor (13).

7. The grain screening dust shaker of claim 1, characterized in that: still include elastic webbing (15), elastic webbing (15) set up both ends around reel (7) respectively, the end of keeping away from back to back of two elastic webbing (15) respectively with the front and back wall fixed connection of guard box (2).