Impurity screening device

Abstract

The utility model discloses an impurity screening device which comprises a screening cylinder, a placing groove is formed in the top of the inner side of the screening cylinder, a screening frame is movably installed at the bottom of the placing groove, screening holes are formed in the bottom of the screening frame in an array mode, and a cylinder cover is installed on the top of the screening cylinder in a threaded mode. A sealing plate fixedly installed on the top of the inner side of the barrel cover is movably in contact with the top of the screening frame, a fixing plate is arranged in the middle of the inner side of the screening barrel, the bottom of the right end of the fixing plate communicates with a conical receiving hopper, the bottom of the conical receiving hopper communicates with a discharging pipe arranged at the bottom of the screening barrel, and a screening unit is arranged in the center of the fixing plate. According to the impurity screening device, through the combination of airflow and mechanical rotation, efficient screening and automatic discharging of konjac coarse powder materials containing caked materials are achieved, the screening efficiency and the product quality are improved, and resource waste caused by the fact that the caked and damped materials are discharged as impurities is effectively avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to konjac fine powder processing technical field, specifically is an impurity screening device. BACKGROUND

[0002] In the konjac fine powder processing field, screening is a key step for extracting high-quality konjac powder, and its effect is directly related to the quality and cost of the final product.

[0003] At present, most processing enterprises use graded vibrating screen to screen the konjac coarse powder to remove impurities. However, in actual operation, if the konjac coarse powder raw material is slightly careless during storage or transportation, it may be clumped due to moisture. These clumped materials are often difficult to break effectively when passing through the vibrating screen, resulting in low screening efficiency, even plugging the screen holes. In addition, it may be discharged as impurities, causing unnecessary waste of materials. In view of the above problems, we propose an impurity screening device. UTILITY MODEL CONTENTS

[0004] In view of the problems existing in the prior art, the utility model discloses an impurity screening device, which adopts the technical scheme that a screening cylinder is arranged, the inner top of the screening cylinder is provided with a placing groove, a screening frame is movably installed at the bottom of the placing groove, screening holes are arranged at the bottom of the screening frame in an array, a cylinder cover is screwedly installed at the top of the screening cylinder, a sealing plate is fixedly installed at the inner top of the cylinder cover and movably contacts the top of the screening frame, a fixed plate is arranged at the middle of the inner side of the screening cylinder, a conical material receiving hopper is communicatively arranged at the bottom right end of the fixed plate, and the bottom of the conical material receiving hopper is connected with a discharge pipe arranged at the bottom of the screening cylinder, a screening unit is arranged at the center of the fixed plate, the screening unit comprises a motor, an air feeding pipe, an air pump, a fixed pipe, a driven gear, a driving gear, a pipe shaft, a scraper, and a material blowing connecting pipe, the pipe shaft is rotatably installed at the center of the fixed plate through a bearing, a material blowing connecting pipe is communicatively arranged at the top end of the pipe shaft, material blowing holes are equidistantly arranged at the top right end of the material blowing connecting pipe in an array, a scraper is arranged at the bottom left end of the material blowing connecting pipe, and the bottom of the scraper movably contacts the top surface of the fixed plate, the bottom of the pipe shaft is rotatably connected with the top of the fixed pipe arranged at the center of the bottom of the screening cylinder through a bearing, the bottom of the fixed pipe is fixedly installed with the air feeding pipe, the other end of the air feeding pipe is fixedly connected with the exhaust end of the air pump fixedly installed at the left end of the bottom of the screening cylinder, a motor is arranged behind the fixed pipe, the motor is fixedly installed at the bottom rear end of the screening cylinder, the output shaft of the motor passes through a through hole arranged at the bottom of the screening cylinder and is fixedly connected with the driving gear arranged inside the screening cylinder, and the gear on the driving gear is meshed with the teeth on the driven gear arranged at the bottom outside of the pipe shaft.

[0005] As a preferred technical scheme of the utility model, the bottom of the sealing plate is fixedly installed with a connecting plate, and the outer side surface of the connecting plate is in movable contact with the inner side surface of the screening frame, and the bottom of the connecting plate is arrayed with broken material taper blocks.

[0006] As a preferred technical scheme of the utility model, the sealing plate and the connecting plate are rubber plates.

[0007] As a preferred technical scheme of the utility model, a handle is further included, two handles are arranged, and the handles are respectively welded on the middle part of the left and right ends of the outer side of the cylinder cover.

[0008] As a preferred technical scheme of the utility model, the outer side bottom of the screening cylinder is arrayed with three supporting legs at equal distances.

[0009] As a preferred technical scheme of the utility model, a controller is further included, the controller is fixedly installed on the front side middle part of the screening cylinder, the output end of the controller is electrically connected with the input end of the motor and the air pump, and the input end of the controller is electrically connected with the output end of the external power supply.

[0010] The utility model discloses a beneficial effect: the utility model discloses a gas flow that runs through the air pump, via the air pipe, the fixed pipe and the blowing material connecting pipe, directly acts on the material at the bottom of the screening frame, and the gas flow not only can blow apart the caked material, but also can make it collide with the broken material taper block, further crushes the coarse powder caked material that is difficult to screen, and simultaneously, can promote the turning of the material on the screening frame, thereby improving the screening efficiency, the motor drives the pipe shaft to rotate and improves the blowing material range of the blowing material connecting pipe, ensures that the material at the bottom of the screening frame is fully acted on by the gas flow, in addition, the scraper at the left end of the bottom of the blowing material connecting pipe can scrape the material falling on the fixed plate to the conical material receiving hopper and discharges the material.

[0011] In conclusion, the impurity screening device realizes the efficient screening and automatic discharge of the konjac coarse powder material containing caked material through the combination of gas flow and mechanical rotation, improves the screening efficiency and product quality, and effectively avoids the resource waste caused by the caked and damp material being discharged as impurities. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is the whole structure schematic view of the utility model;

[0013] Figure 2 It is the structure schematic view of the utility model from the bottom;

[0014] Figure 3 It is the section structure schematic view of the utility model;

[0015] Figure 4 It is the section explosion structure schematic view of the utility model;

[0016] Figure 5 It is a partial sectional structure schematic view of the utility model.

[0017] In the drawing: 1, screening cylinder; 2, cylinder cover; 3, controller; 4, fixed plate; 5, screening unit; 51, motor; 52, air feeding pipe; 53, air pump; 54, fixed pipe; 55, driven gear; 56, driving gear; 57, pipe shaft; 58, scraper; 59, material blowing connecting pipe; 6, placing groove; 7, screening frame; 8, conical material receiving hopper; 9, material discharging pipe; 10, sealing plate; 11, connecting plate; 12, broken material cone block; 13, handle; 14, supporting leg. DETAILED DESCRIPTION

[0018] Example 1

[0019] As Figures 1 to 5The utility model discloses an impurity screening device, adopt the technical scheme, including screening cylinder 1, the outside bottom equidistance circumferential array of screening cylinder 1 is provided with three support legs 14, through the setting of support leg 14, can to screening cylinder 1 is supported stably, the inside top of screening cylinder 1 is provided with and places the groove 6, and the bottom movable mounting of placing the groove 6 has screening frame 7, the bottom array of screening frame 7 is provided with screening hole, the top of screening cylinder 1 is installed with cylinder cover 2, and the inside top fixed mounting of cylinder cover 2 is sealed board 10 and the top movable contact of screening frame 7, the bottom fixed mounting of sealed board 10 has connecting plate 11, and the outside surface of connecting plate 11 and the inside surface movable contact of screening frame 7, sealed board 10 and connecting plate 11 are rubber board, improve air tightness, the bottom array of connecting plate 11 is provided with broken material taper block 12, still including handle 13, handle 13 is provided with two, handle 13 is respectively welded and set up in the outside left and right two ends middle part of cylinder cover 2, through the setting of handle 13, the cylinder cover 2 of screw thread installation in the top of screening cylinder 1 is convenient for the user to dismouting, the inside middle part of screening cylinder 1 is provided with fixed plate 4, the right end bottom intercommunication of fixed plate 4 is provided with conical material receiving hopper 8, and the bottom of conical material receiving hopper 8 is communicated with the bottom setting of screening cylinder 1 and is communicated with the discharge pipe 9 of screening cylinder 1, and the center of fixed plate 4 is provided with screening unit 5, and screening unit 5 includes motor 51, gas pipe 52, air pump 53, fixed pipe 54, driven gear 55, driving gear 56, pipe shaft 57, scraper 58 and blow material connecting pipe 59, and pipe shaft 57 is rotatably installed in the center of fixed plate 4 through bearing, and the top end intercommunication of pipe shaft 57 is provided with blow material connecting pipe 59, and the top right end equidistance array of blow material connecting pipe 59 is provided with blow material hole, and the bottom left end of blow material connecting pipe 59 is provided with scraper 58, and the bottom of scraper 58 and the top surface movable contact of fixed plate 4, and the bottom of pipe shaft 57 is rotatably connected with the top of fixed pipe 54 through bearing and the bottom center setting of screening cylinder 1, and the bottom fixed mounting of fixed pipe 54 has gas pipe 52, and the other end of gas pipe 52 and the exhaust end fixed installation of air pump 53 of fixed installation left end of screening cylinder 1 are fixedly connected, through the operation of air pump 53, and its exhaust end is sent to the blow material connecting pipe 59 of pipe shaft 57 top through gas pipe 52 and fixed pipe 54, thereby making the blow material hole of blow material connecting pipe 59 top right end array to the bottom of screening frame 7 blow gas, and the airflow produced not only can blow the material that blocks to connecting plate 11 to the collision of blocking material and broken material taper block 12, further broken blocking material, thereby improve screening efficiency, and also help to promote the material on screening frame 7 and turn over, make the material through screening hole fall on fixed plate 4, and the rear of fixed pipe 54 is provided with motor 51, and motor 51 is fixedly installed in the bottom rear end of screening cylinder 1, and the output shaft of motor 51 passes through the through -hole setting of screening cylinder 1 bottom and is fixedly connected with driving gear 56 that the inside setting of screening cylinder 1, and the gear on driving gear 56 and the tooth on driven gear 55 that the outside bottom setting of pipe shaft 57 are engaged, through the operation of motor 51,Its output shaft drives driven gear 55 through driving gear 56 drives pipe shaft 57 rotation, thereby driving pipe shaft 57 drive blowing material connecting pipe 59 rotation, in turn, improve the blowing material range of blowing material connecting pipe 59, ensure that the material at the bottom of screening frame 7 is fully affected by the airflow, in addition, the scraper 58 at the left end of the bottom of the blowing material connecting pipe 59 can scrape the material falling on the fixed plate 4 to the conical material hopper 8, finally, the material falling into the conical material hopper 8 is discharged from the discharge pipe 9, also includes controller 3, the controller 3 is fixedly installed on the front side of the screening cylinder 1, the output end of the controller 3 is electrically connected with the input end of the motor 51 and the air pump 53, and the input end of the controller 3 is electrically connected with the output end of the external power supply, through the setting of the controller 3, the user can control the motor 51 and the air pump 53.

[0020] The working principle of the utility model is: in use, first, the to-be-screened konjac coarse powder material is poured into the screening frame 7, and the cylinder cover 2 is threadedly installed on the top of the screening cylinder 1, so that the sealing plate 10 in the cylinder cover 2 is in close contact with the top of the screening frame 7, forming a sealed space to prevent dust leakage during screening, then the motor 51 and the air pump 53 are started simultaneously through the controller 3, after the motor 51 is started, the output shaft thereof drives the driving gear 56 to rotate through the through hole at the bottom of the screening cylinder 1, since the driving gear 56 is engaged with the driven gear 55, the pipe shaft 57 drives the blowing material connecting pipe 59 to rotate, thereby improving the blowing material range of the blowing material connecting pipe 59, ensuring that the material at the bottom of the screening frame 7 is fully affected by the airflow, then, after the air pump 53 is operated, the exhaust end thereof sends air to the blowing material connecting pipe 59 at the top of the pipe shaft 57 through the air supply pipe 52 and the fixed pipe 54, so that the blowing holes arrayed at the right end of the top of the blowing material connecting pipe 59 blow air to the bottom of the screening frame 7, the generated airflow not only blows the caked material to the connecting plate 11 and makes the caked material collide with the broken material cone block 12 to further break the caked material, thereby improving the screening efficiency, but also helps to promote the turning of the material on the screening frame 7, so that the material falls on the fixed plate 4 through the screening holes, at the same time, as the pipe shaft 57 drives the blowing material connecting pipe 59 to rotate, the scraper 58 at the left end of the bottom of the blowing material connecting pipe 59 can scrape the material falling on the fixed plate 4 to the conical material hopper 8, finally, the material falling into the conical material hopper 8 is discharged from the discharge pipe 9; after a period of screening, the larger particles of the konjac coarse powder material that cannot be broken by the broken material cone block 12 remain in the screening frame 7, the cylinder cover 2 is rotated through the handle 13 and then is detached from the screening cylinder 1, then the screening frame 7 is taken out of the placing groove 6 to clean the impurities in the konjac coarse powder material.

[0021] The circuit connection is a common means adopted by those skilled in the art, and technical inspiration can be obtained through limited tests, and belongs to the prior art widely used.

[0022] Components not described in detail herein are of the prior art.

[0023] Although the specific embodiments of the present application have been described in detail above, the present application is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present application, and modifications or transformations without creative labor are still within the protection scope of the present application.

Claims

1. An impurity screening device, comprising a screening cylinder (1), characterized in that, The screening cylinder (1) has a mounting groove (6) at its inner top, and a screening frame (7) is movably installed at the bottom of the mounting groove (6). Screening holes are arrayed at the bottom of the screening frame (7). A cylinder cover (2) is threaded onto the top of the screening cylinder (1), and a sealing plate (10) fixedly installed on the inner top of the cylinder cover (2) is in movable contact with the top of the screening frame (7). A fixing plate (4) is provided in the middle of the inner side of the screening cylinder (1), and a conical receiving hopper (8) is connected to the bottom right end of the fixing plate (4). The bottom of the conical receiving hopper (8) is connected to the discharge pipe (9) at the bottom of the screening cylinder (1). A screening unit (5) is provided at the center of the fixed plate (4). The screening unit (5) includes a motor (51), an air supply pipe (52), an air pump (53), a fixed pipe (54), a driven gear (55), a driving gear (56), a tube shaft (57), a scraper (58), and a blowing connection pipe (59). The tube shaft (57) is rotatably mounted at the center of the fixed plate (4) through a bearing. The top of the tube shaft (57) A blowing connection pipe (59) is provided at one end. Blowing holes are arranged in an equidistant array at the top right end of the blowing connection pipe (59). A scraper (58) is provided at the bottom left end of the blowing connection pipe (59), and the bottom of the scraper (58) is in movable contact with the top surface of the fixed plate (4). The bottom of the pipe shaft (57) is rotatably connected to the top of the fixed pipe (54) located at the bottom center of the screening cylinder (1) via a bearing. An air supply pipe (52) is fixedly installed at the bottom of the fixed pipe (54). The air supply pipe (52) has… The other end is fixedly connected to the exhaust end of the air pump (53) fixedly installed at the bottom left end of the screening cylinder (1). A motor (51) is provided behind the fixed pipe (54). The motor (51) is fixedly installed at the bottom rear end of the screening cylinder (1). The output shaft of the motor (51) passes through the through hole provided at the bottom of the screening cylinder (1) and is fixedly connected to the drive gear (56) provided inside the screening cylinder (1). The gear on the drive gear (56) meshes with the teeth on the driven gear (55) provided at the bottom outside the tube shaft (57).

2. The impurity screening device according to claim 1, characterized in that: A connecting plate (11) is fixedly installed at the bottom of the sealing plate (10), and the outer surface of the connecting plate (11) is in contact with the inner surface of the screening frame (7). The bottom of the connecting plate (11) is arranged with crushing cone blocks (12).

3. The impurity screening device according to claim 2, characterized in that: The sealing plate (10) and the connecting plate (11) are rubber plates.

4. The impurity screening device according to claim 1, characterized in that: It also includes handles (13), and there are two handles (13), which are welded to the middle of the left and right ends of the outer side of the cylinder cover (2).

5. The impurity screening device according to claim 1, characterized in that: The bottom outer side of the screening cylinder (1) is provided with three support legs (14) arranged in a circular array at equal intervals.

6. The impurity screening device according to claim 1, characterized in that: It also includes a controller (3), which is fixedly installed in the middle of the front side of the screening cylinder (1). The output end of the controller (3) is electrically connected to the input end of the motor (51) and the air pump (53), and the input end of the controller (3) is electrically connected to the output end of the external power supply.

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