CN220126882U

CN220126882U - Multistage screening dust collector

Info

Publication number: CN220126882U
Application number: CN202320423101.4U
Authority: CN
Inventors: 刘文毅
Original assignee: Shouxian Wenyi Food Co ltd
Current assignee: Shouxian Wenyi Food Co ltd
Priority date: 2023-03-03
Filing date: 2023-03-03
Publication date: 2023-12-05
Anticipated expiration: 2033-03-03

Abstract

The utility model discloses a multistage screening dust collector which comprises a dust collection box, wherein supporting legs are fixedly connected to four corners of the lower surface of the dust collection box, a feed hopper is communicated with the upper surface of the dust collection box, a filter frame is fixedly connected to the inner top wall of the dust collection box, and four fixing frames are fixedly connected to the inner wall of the dust collection box. This multistage screening dust collector, rice falls into on the reel in the dust removal case through feeder hopper and filter frame, vibrating motor starts this moment, and drive two reels and shake from top to bottom through transfer line and drive board, the reel can be in the left side of locating plate reciprocates, simultaneously drive the spring through iron plate, electro-magnet and ejector pin and produce deformation, with this multistage screening dust removal operation to rice through the screen cloth is accomplished to the screen cloth, because two screen cloth are parallel state and shake from top to bottom, consequently can not cause rice to pile up and be difficult to appear by the condition of screening together, and vibrating motor is in the dust removal case outside, can not receive the dust to influence the condition that produces the damage, it is more convenient during the use.

Description

Multistage screening dust collector

Technical Field

The utility model relates to the technical field of rice processing, in particular to a multistage screening dust collector.

Background

In the process of processing and producing rice, in order to improve the sales aesthetic property, polishing, dedusting and other operations are usually required to be carried out on the rice to ensure that the rice has good appearance, so that a dedusting device is required to be used for sieving and dedusting the rice, and the cleanliness of the processed rice is improved;

through the search, chinese patent net discloses a rice sieving mechanism with multistage dust removal (application number is: 202121284284.3), when in operation, the fan 37 is started, the fan 37 carries out air outlet on the cylinder 31 through the air outlet pipe 38 and the plurality of spray heads 311, rice enters the cylinder 31 through the feed hopper 2, when the rice passes through the cylinder 31, lighter impurities and dust in the rice are blown into the dust collecting frame 34 through the through holes 32 on the cylinder 31 by wind power, the dust collecting frame 34 can be cleaned by opening the external box door 7, then the rice falls on the first-stage screening net 42 after passing through the cylinder 31, the upper vibration motor 44 and the lower vibration motor 44 are started, the first-stage screening net 42 and the second-stage screening net 43 are driven to carry out shaking screening, the first-stage screening net 42 filters larger and heavier particle impurities and dust in the rice, the second-stage screening net 43 filters smaller impurities and dust in the rice, carries out multi-stage dust removal on the rice, the dust removal effect is good, the rice after filtering and dedusting is discharged out of the box 1 through the discharge hole 6, when the through hole 32 on the barrel 31 is blocked by particles, the servo motor 391 is started, the rotating rod 392 is driven to rotate, the rotating rod 392 rotates, the fixed rod 396 is driven to rotate on the annular guide rail 395 in the annular plate 394, the rotating stability is improved, the rotating rod 392 drives the knocking ball 399 to continuously knock the barrel 31 through the sleeve 397, the blocking object is vibrated out of the through hole 32, the barrel 31 can be cleaned, the electromagnetic valve of the discharge hole 46 is opened, impurity dust on the primary screening net 42 and the secondary screening net 43 can be discharged into the dust box 41, and concentrated cleaning is carried out, however, certain defects still exist in the practical use process of the application, for example:

in this application drive one-level and second grade screening net through two vibrating motor and shake, because vibrating motor is in whole internal portion, and can produce a large amount of dust to rice screening dust removal in-process, these dust can directly influence vibrating motor's life to cause its circumstances of damaging, the protection effect to vibrating motor is relatively poor, and two screening nets are inclined structure, rice falls on the screening net and can slide to the right side, until piling up in screening net and whole internal wall's position, thereby reduced rice screening efficiency, there is certain use defect.

Disclosure of Invention

The utility model aims to provide a multi-stage screening dust removing device which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the multistage screening and dust removing device comprises a dust removing box, wherein supporting legs are fixedly connected to four corners of the lower surface of the dust removing box, a feed hopper is communicated with the upper surface of the dust removing box, a filtering frame is fixedly connected to the inner top wall of the dust removing box, four fixing frames are fixedly connected to the inner wall of the dust removing box, every two left fixing frames and right fixing frames which correspond to each other are in a group, and screening components are mounted on the upper surface of each group of fixing frames;

the screening assembly comprises a sleeve, the inner bottom wall of the sleeve is fixedly connected with a spring, the upper surface of the sleeve is slidably connected with a push rod, the top end of the push rod is fixedly connected with an electromagnet, the upper surface of the electromagnet is magnetically connected with an iron plate, the upper surfaces of the two iron plates are fixedly connected with a screen frame, the upper surface of the screen frame is fixedly connected with a screen mesh, two fixing holes are formed in the right side of the dust removal box, positioning plates are inserted into the inner walls of the fixing holes, the right sides of the two screen frames are respectively and slidably connected with the left sides of the two positioning plates, the positioning plates are fixedly connected with the right side of the dust removal box through second bolts, the lower surface of the dust removal box is fixedly connected with a mounting plate through third bolts, the lower surface of the mounting plate is fixedly connected with a vibrating motor, the output end of the vibrating motor is fixedly connected with a transmission rod, the surface of the transmission rod is fixedly connected with a transmission plate, the lower surface of the dust removal box is communicated with a discharge pipe, and the top end of the discharge pipe is communicated with a discharge hopper.

Preferably, the top end of the spring is fixedly connected with the bottom end of the ejector rod, and the position of the screen corresponds to the position of the discharge hopper.

Preferably, the top of the transmission rod is overlapped with the lower surface of the upper layer screen frame, the upper surface of the transmission plate is overlapped with the lower surface of the lower layer screen frame, and the upper surface of the dust removal box is provided with a disturbance component.

Preferably, the disturbance subassembly includes driving motor, driving motor's output fixedly connected with round bar, the fixed surface of round bar is connected with a plurality of stirring arm.

Preferably, a through hole is formed in the left side of the dust removal box, the inner wall of the through hole is fixedly connected with a strip-shaped plate, and the side surface of the strip-shaped plate is fixedly connected with a suction fan.

Preferably, the left side of the dust removal box is fixedly connected with a collecting frame through a mounting bolt and a fixing plate, and the position of the collecting frame corresponds to the position of the strip-shaped plate.

Advantageous effects

The utility model provides a multistage screening dust collector, which has the following beneficial effects:

1. this multistage screening dust collector, rice falls into on the reel in the dust removal case through feeder hopper and filter frame, vibrating motor starts this moment, and drive two reels and shake from top to bottom through transfer line and drive board, the reel can be in the left side of locating plate reciprocates, simultaneously drive the spring through iron plate, electro-magnet and ejector pin and produce deformation, with this multistage screening dust removal operation to rice through the screen cloth is accomplished to the screen cloth, because two screen cloth are parallel state and shake from top to bottom, consequently can not cause rice to pile up and be difficult to appear by the condition of screening together, and vibrating motor is in the dust removal case outside, can not receive the dust to influence the condition that produces the damage, it is more convenient during the use.

2. This multistage screening dust collector, rice receive the beating of a plurality of stirring arms at the filter frame in-process that falls, and the dust in the rice can be patted out, and in the suction fan attracts its transportation to collecting the frame simultaneously, improved the clean degree of rice to the suction fan is reverse suction effect, and the dust can not reenter the condition of dust removal case in collecting the frame, and is better to the collecting effect of dust.

Drawings

FIG. 1 is a schematic view of a three-dimensional splitting structure of the present utility model;

FIG. 2 is a schematic view of the front cross-section of the dust removing box of the present utility model;

fig. 3 is an enlarged schematic cross-sectional view of the structure at a in fig. 2.

In the figure: 1 dust removing box, 2 feed hopper, 3 filter frames, 4 fixing frames, 5 sleeves, 6 springs, 7 ejector rods, 8 electromagnets, 9 iron plates, 10 screen frames, 11 screens, 12 positioning plates, 13 mounting plates, 14 vibration motors, 15 transmission rods, 16 discharge pipes, 17 discharge hoppers, 18 driving motors, 19 round rods, 20 stirring arms, 21 strip plates, 22 suction fans, 23 fixing plates and 24 collecting frames.

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. 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.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a multistage screening dust collector, includes dust removal case 1, and the lower surface four corners department of dust removal case 1 all fixedly connected with supporting leg, and the upper surface intercommunication of dust removal case 1 has feeder hopper 2, and the interior roof fixedly connected with filter frame 3 of dust removal case 1, the inner wall fixedly connected with of dust removal case 1 four mounts 4, and every two corresponding mounts 4 are a set of about, and screening assembly is all installed to the upper surface of every group mount 4;

the screening component comprises a sleeve 5, a spring 6 is fixedly connected with the inner bottom wall of the sleeve 5, a push rod 7 is slidingly connected with the upper surface of the sleeve 5, the top end of the spring 6 is fixedly connected with the bottom end of the push rod 7, an electromagnet 8 is fixedly connected with the top end of the push rod 7, an iron plate 9 is magnetically connected with the upper surfaces of the electromagnet 8, a screen frame 10 is fixedly connected with the upper surfaces of the two iron plates 9, a screen 11 is fixedly connected with the upper surface of the screen frame 10, two fixing holes are formed on the right side of the dust removal box 1, a positioning plate 12 is inserted into the inner wall of each fixing hole, the right sides of the two screen frames 10 are respectively connected with the left sides of the two positioning plates 12 in a sliding manner, the locating plate 12 passes through the right side fixed connection of second bolt and dust removal case 1, the lower surface of dust removal case 1 passes through third bolt fixedly connected with mounting panel 13, the lower surface fixedly connected with vibrating motor 14 of mounting panel 13, vibrating motor 14's output fixedly connected with transfer line 15, the top and the lower surface overlap joint of upper screen frame 10 of transfer line 15, the surface mounting of transfer line 15 has the transfer plate, and the upper surface of transfer plate and the lower surface overlap joint of lower screen frame 10, the lower surface intercommunication of dust removal case 1 has row material pipe 16, and row material pipe 16's top intercommunication has row hopper 17, and the position of screen cloth 11 corresponds with row material hopper 17's position.

Referring to fig. 2 and 3, firstly, rice is guided into the dust removal box 1 through the feed hopper 2, falls to the upper side of the screen frame 10 through the filter frame 3, at this time, the vibration motor 14 is started, the two screen frames 10 are driven to vibrate up and down through the transmission rod 15 and the transmission plate, thereby carrying out multistage screening dust removal treatment on the rice through the screen mesh 11, finally, the rice is discharged through the discharge hopper 17 and the discharge pipe 16, and the two screen frames 10 are in parallel state and vibrate up and down, so that the rice cannot be piled up together to cause the condition that is difficult to screen, in addition, the vibration motor 14 is installed on the outer side of the dust removal box 1, and the screen frame 10 is driven to vibrate through the transmission rod 15 and the transmission plate, the condition that the vibration motor 14 is damaged due to dust influence cannot be received, and the protection effect on the vibration motor 14 is good.

When the large-particle impurities accumulated on the screen frames 10 need to be cleaned, the mounting plate 13 and the vibration motor 14 are detached through the third bolt, the transmission rod 15 and the transmission plate are separated from the dust removal box 1, the two positioning plates 12 are detached through the second bolt, the electromagnet 8 is closed, the two screen frames 10 and the iron plates 9 below are separated from the electromagnet 8, the two screen frames 10 can be taken out from the dust removal box 1 through the two positioning plates 12, cleaning is convenient to conduct, and the flexibility is high.

The upper surface mounting of dust removal case 1 has the disturbance subassembly, the disturbance subassembly includes driving motor 18, driving motor 18's output fixedly connected with round bar 19, the fixed surface of round bar 19 is connected with a plurality of stirring arm 20, the through-hole has been seted up in the left side of dust removal case 1, the inner wall fixedly connected with strip shaped plate 21 of through-hole, the side fixedly connected with fan 22 induced drafts of strip shaped plate 21, the left side of dust removal case 1 is through mounting bolt and fixed plate 23 fixedly connected with collection frame 24, and the position of collection frame 24 corresponds with the position of strip shaped plate 21.

Referring to fig. 1 and 2, in the process that the rice falls in the filtering frame 3, the rice is beaten by the stirring arms 20 to separate dust from the rice, and at the moment, the dust is influenced by the suction fan 22 and is conveyed into the collecting frame 24, and the suction fan 22 is used for sucking negative pressure, so that the dust cannot reenter the dust removing box 1 in the collecting frame 24, the dust separating and collecting effect is good, and the rice cleaning degree is improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multistage screening dust collector, includes dust removal case (1), the equal fixedly connected with supporting leg in lower surface four corners department of dust removal case (1), its characterized in that: the upper surface of the dust removal box (1) is communicated with a feed hopper (2), the inner top wall of the dust removal box (1) is fixedly connected with a filter frame (3), the inner wall of the dust removal box (1) is fixedly connected with four fixing frames (4), every two left and right corresponding fixing frames (4) are in a group, and screening components are mounted on the upper surface of each group of fixing frames (4);

the screening assembly comprises a sleeve (5), a spring (6) is fixedly connected to the inner bottom wall of the sleeve (5), an ejector rod (7) is slidably connected to the upper surface of the sleeve (5), an electromagnet (8) is fixedly connected to the top end of the ejector rod (7), an iron plate (9) is magnetically connected to the upper surface of the electromagnet (8), a screen frame (10) is fixedly connected to the upper surfaces of the two iron plates (9), a screen (11) is fixedly connected to the upper surface of the screen frame (10), two fixing holes are formed in the right side of the dust removal box (1), a locating plate (12) is inserted into the inner wall of each fixing hole, the right sides of the two screen frames (10) are respectively connected with the left sides of the two locating plates (12) in a sliding mode, the locating plate (12) is fixedly connected to the right side of the dust removal box (1) through a second bolt, a mounting plate (13) is fixedly connected to the lower surface of the dust removal box (1) through a third bolt, a vibrating motor (14) is fixedly connected to the lower surface of the mounting plate (13), a driving rod (15) is fixedly connected to the output end of the vibrating motor (14), a surface mounting plate (15) is mounted on the right side of the dust removal box (1), and the lower surface of the dust removal box (1) is provided with a material discharge pipe (16), and the material discharge pipe (16) is communicated with the top end of the dust removal box (16).

2. A multi-stage screening dust collector according to claim 1, wherein: the top end of the spring (6) is fixedly connected with the bottom end of the ejector rod (7), and the position of the screen (11) corresponds to the position of the discharge hopper (17).

3. A multi-stage screening dust collector according to claim 1, wherein: the top of the transmission rod (15) is overlapped with the lower surface of the upper layer screen frame (10), the upper surface of the transmission plate is overlapped with the lower surface of the lower layer screen frame (10), and a disturbance component is arranged on the upper surface of the dust removal box (1).

4. A multi-stage screening dust collector according to claim 3, wherein: the disturbance assembly comprises a driving motor (18), the output end of the driving motor (18) is fixedly connected with a round rod (19), and the surface of the round rod (19) is fixedly connected with a plurality of stirring arms (20).

5. A multi-stage screening dust collector according to claim 1, wherein: the dust removal box (1) is characterized in that a through hole is formed in the left side of the dust removal box, a strip-shaped plate (21) is fixedly connected to the inner wall of the through hole, and an air suction fan (22) is fixedly connected to the side face of the strip-shaped plate (21).

6. A multi-stage screening dust collector according to claim 1, wherein: the left side of the dust removal box (1) is fixedly connected with a collecting frame (24) through a mounting bolt and a fixing plate (23), and the position of the collecting frame (24) corresponds to the position of the strip-shaped plate (21).