Rice processing production line integrating dust removal and waste recovery

Abstract

The utility model discloses a rice processing production line integrating dust removal and waste recovery, which comprises a screening box, a feed hopper is mounted at the upper end of the screening box, a U-shaped screen capable of reciprocating is arranged in the screening box, the screen is opposite to the feed hopper, a waste discharge groove and a discharge groove are arranged on the screening box in a penetrating manner, and the waste discharge groove is communicated with the feed hopper. A waste discharging groove is formed in the screening box, the waste discharging groove and the screening net are oppositely arranged, a collecting box is installed on the screening box, a filtering net plate is installed in the collecting box, a fan and a dust suction pipe are installed on the collecting box, and the dust suction pipe is connected with the screening box. According to the rice screening device, rice can be screened, raised dust generated by screening is removed, pollution to the production environment is reduced, and harm to bodies of production workers is also reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to rice processing technical field especially relates to integrated dust removal and rice processing production line of waste recovery. BACKGROUND

[0002] Rice is one of the main food crops in the world, and its processing is of great significance to food security and agricultural economic development. In the rice processing process, the screening step is one of the key steps. Through screening, impurities, shriveled grain, broken rice and other waste in rice can be effectively removed, and the quality of rice can be improved.

[0003] However, the traditional rice screening equipment has significant problems in the operation process: during the screening process, the friction and collision between the rice and the screen mesh, as well as the mutual friction between the rice particles, can generate a large amount of dust. These dust not only pollutes the production environment and poses a threat to the health of the operators, but also can cause respiratory diseases and other occupational diseases after long-term exposure. At the same time, the spread of dust can also pollute the surrounding environment and affect air quality, which does not meet the requirements of modern environmental protection production.

[0004] Therefore, the present application proposes a rice processing production line integrated with dust removal and waste recovery. UTILITY MODEL CONTENT

[0005] The utility model aims at solving the above technical problems and proposes a rice processing production line integrated with dust removal and waste recovery.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] The rice processing production line integrated with dust removal and waste recovery comprises a screening box, an inlet hopper is installed at the upper end of the screening box, a U-shaped screen mesh capable of reciprocating is arranged in the screening box, the screen mesh is arranged opposite to the inlet hopper, a waste discharge groove and a discharge groove are arranged through the screening box, the waste discharge groove is arranged opposite to the screen mesh, a collection box is installed on the screening box, a filter screen is installed in the collection box, a fan and a dust suction pipe are installed on the collection box, and the dust suction pipe is connected with the screening box.

[0008] Preferably, the fan and the dust suction pipe are arranged on both sides of the filter screen, and an upper cover is installed at the upper end of the collection box.

[0009] Preferably, two guide rods are fixed at the front and rear ends of the screen mesh, the guide rods penetrate through the screening box and are slidably connected with the screening box.

[0010] Preferably, a driving mechanism is further included, the driving mechanism includes a connecting plate fixed on the two guide rods, a mounting plate is mounted on the screening box, a motor is mounted at the bottom of the mounting plate, a driving shaft is fixed at the output end of the motor, a circular plate is fixed at the upper end of the driving shaft, a connecting rod is hingedly connected to the upper end of the circular plate in an eccentric manner, and the connecting rod is hingedly connected to the connecting plate.

[0011] Preferably, an inclined surface is arranged at the inner bottom of the screening box, and the inclined surface is arranged opposite to the discharge chute.

[0012] Preferably, the screen is arranged in an inclined manner, and the lower end of the screen is located in the waste discharge chute.

[0013] Preferably, the screen includes a screen plate and two baffle plates, the baffle plates are fixed on the two sides of the screen plate, and the guide rods are fixed on the baffle plates.

[0014] Preferably, a plurality of anti-blocking rods are fixed at the upper end of the screen, and the anti-blocking rods extend into the feeding hopper.

[0015] Preferably, a locking mechanism is further included, the locking mechanism includes a plurality of fixed blocks fixed on the collecting box, an L-shaped block is mounted on the fixed block, the L-shaped block is fixed on the fixed block through a damping rotating shaft, and the L-shaped block abuts against the upper end of the upper cover.

[0016] Preferably, a rectangular frame is fixed at the bottom of the upper cover, and the rectangular frame is slidingly connected in the collecting box.

[0017] Compared with the prior art, the utility model has the beneficial effects that:

[0018] The utility model can screen rice, remove dust generated in screening, reduce pollution to the production environment, and reduce harm to the bodies of production workers. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 The structure schematic view of the rice processing production line integrated with dust removal and waste recovery for example 1 is shown;

[0020] Figure 2 The sectional view of the screening box in the rice processing production line integrated with dust removal and waste recovery for example 1 is shown;

[0021] Figure 3 The sectional view of the collecting box in the rice processing production line integrated with dust removal and waste recovery for example 1 is shown;

[0022] Figure 4 The structure schematic view of the rice processing production line integrated with dust removal and waste recovery for example 2 is shown;

[0023] Figure 5The structure diagram of the rice processing production line integrating dust removal and waste recovery is shown in the embodiment 3.

[0024] In the figure: 1 screening box, 2 feeding hopper, 3 guide rod, 4 connecting plate, 5 mounting plate, 6 motor, 7 drive shaft, 8 round plate, 9 connecting rod, 10 waste discharge groove, 11 discharge groove, 12 screen, 13 upper cover, 14 dust suction pipe, 15 fan, 16 collection box, 17 filter screen, 18 rectangular frame, 19 fixing block, 20 L-shaped block, 21 anti-blocking rod. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments.

[0026] Embodiment 1

[0027] Referring to Figures 1-3 , the rice processing production line integrating dust removal and waste recovery comprises a screening box 1, the upper end of the screening box 1 is provided with a feeding hopper 2, the screening box 1 is provided with a U-shaped screen 12 capable of reciprocating movement, the screen 12 comprises a screen plate and two baffle plates, the baffle plates are fixed on both sides of the screen plate, and a guide rod 3 is fixed on the baffle plate; the front and rear ends of the screen 12 are both fixed with two guide rods 3, the guide rods 3 penetrate through the screening box 1 and are in sliding connection with the screening box 1, so as to ensure the stable reciprocating movement of the screen 12.

[0028] Further comprising a driving mechanism, the driving mechanism comprises a connecting plate 4 fixed on the two guide rods 3, the screening box 1 is provided with a mounting plate 5, the bottom of the mounting plate 5 is provided with a motor 6, the output end of the motor 6 is fixed with a drive shaft 7, the upper end of the drive shaft 7 is fixed with a round plate 8, the upper end of the round plate 8 is eccentrically hinged with a connecting rod 9, and the connecting rod 9 is hinged with the connecting plate 4; the motor 6 drives the drive shaft 7 and the round plate 8 to rotate, the reciprocating movement of the connecting plate 4, the guide rod 3 and the screen 12 is realized through the transmission of the connecting rod 9; when the rice falls on the reciprocating screen 12 through the feeding hopper 2, the rice can be screened through the screen 12.

[0029] The screen 12 is oppositely arranged with the feeding hopper 2, the screening box 1 is provided with a waste discharge groove 10 and a discharge groove 11 penetrating through the screening box 1, the screen 12 is obliquely arranged, and the low end of the screen 12 is located in the waste discharge groove 10, the inner bottom of the screening box 1 is provided with an inclined surface, and the inclined surface is oppositely arranged with the discharge groove 11, so as to discharge the screened rice.

[0030] The waste discharge groove 10 is opposite to the screen 12, the screening box 1 is provided with a collecting box 16, the collecting box 16 is provided with a filter screen plate 17, two blocking strips are fixed in the collecting box 16, and the filter screen plate 17 is limited in the two blocking strips; and the collecting box 16 is provided with a fan 15 and a dust suction pipe 14, the dust suction pipe 14 is connected with the screening box 1, the fan 15 and the dust suction pipe 14 are arranged on the two sides of the filter screen plate 17, and the upper end of the collecting box 16 is provided with an upper cover 13; when the fan 15 works, air enters the collecting box 16 through the dust suction pipe 14, so that dust enters the collecting box 16 along with the air, and the dust can be filtered through the filter screen plate 17, so that the dust generated in the screening process is removed.

[0031] Embodiment 2

[0032] With reference to Figure 4 The difference between the embodiment and the embodiment 1 is that a plurality of anti-blocking rods 21 are fixed at the upper end of the screen 12 in the embodiment, the anti-blocking rods 21 extend into the feeding hopper 2, the screen 12 reciprocatingly moves the anti-blocking rods 21 back and forth, so that the rice in the feeding hopper 2 is stirred, and the blocking is avoided.

[0033] Embodiment 3

[0034] With reference to Figure 5 The difference between the embodiment and the embodiments 1 and 2 is that the embodiment further comprises a locking mechanism, the locking mechanism comprises a plurality of fixed blocks 19 fixed on the collecting box 16, an L-shaped block 20 is arranged on the fixed block 19, the L-shaped block 20 is fixed on the fixed block 19 through a damping rotating shaft, the L-shaped block 20 abuts against the upper end of the upper cover 13, so that the upper cover 13 is limited, wherein the bottom of the upper cover 13 is fixed with a rectangular frame 18, the rectangular frame 18 is slidingly connected in the collecting box 16, so that the upper cover 13 is not easy to move horizontally, and the locking of the upper cover 13 is realized in cooperation with the above.

[0035] When the filter screen plate 17 needs to be cleaned, the L-shaped block 20 is rotated to be not abutted against the upper cover 13, and after the upper cover 13 is moved upward, the filter screen plate 17 is not blocked, so as to be cleaned.

[0036] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. Rice processing line integrating dust removal and waste recovery, comprising a screening bin (1), characterized in that, The upper end of the screening box (1) is provided with a feeding hopper (2), the screening box (1) is provided with a U-shaped screening net (12) capable of reciprocating, the screening net (12) is opposite to the feeding hopper (2), the screening box (1) is provided with a waste discharge groove (10) and a discharge groove (11), the waste discharge groove (10) is opposite to the screening net (12), the screening box (1) is provided with a collecting box (16), the collecting box (16) is provided with a filter screen (17), and the collecting box (16) is provided with a fan (15) and a dust suction pipe (14), and the dust suction pipe (14) is connected with the screening box (1).

2. The integrated dust removal and waste recovery rice processing production line according to claim 1, characterized in that, The fan (15) and the dust suction pipe (14) are arranged on the two sides of the filter screen (17), and the upper end of the collecting box (16) is provided with an upper cover (13).

3. The integrated dust removal and waste recovery rice processing production line according to claim 1, characterized in that, The front and rear ends of the screening net (12) are fixedly provided with two guide rods (3), the guide rods (3) penetrate through the screening box (1) and are in sliding connection with the screening box (1).

4. The integrated dust removal and waste recovery rice processing production line according to claim 3, characterized in that, Further comprising a driving mechanism, the driving mechanism comprises a connecting plate (4) fixed on the two guide rods (3), the screening box (1) is provided with a mounting plate (5), the bottom of the mounting plate (5) is provided with a motor (6), the output end of the motor (6) is fixedly provided with a driving shaft (7), the upper end of the driving shaft (7) is fixedly provided with a circular plate (8), the upper end of the circular plate (8) is eccentrically hinged connected with a connecting rod (9), and the connecting rod (9) is hingedly connected with the connecting plate (4).

5. The integrated dust removal and waste recovery rice processing production line according to claim 1, characterized in that, The inner bottom of the screening box (1) is provided with an inclined surface, and the inclined surface is opposite to the discharge groove (11).

6. The integrated dust removal and waste recovery rice processing production line according to claim 1, characterized in that, The screening net (12) is inclined, and the low end of the screening net (12) is located in the waste discharge groove (10).

7. The integrated dust removal and waste recovery rice processing production line according to claim 4, characterized in that, The screening net (12) comprises a screen plate and two baffle plates, the baffle plates are fixed on the two sides of the screen plate, and the guide rods (3) are fixed on the baffle plates.

8. The integrated dust removal and waste recovery rice processing production line according to claim 1, characterized in that, The upper end of the screening net (12) is fixedly provided with a plurality of anti-blocking rods (21), and the anti-blocking rods (21) extend into the feeding hopper (2).

9. The integrated dust removal and waste recovery rice processing production line according to claim 1, characterized in that, Further comprising a locking mechanism, the locking mechanism comprises a plurality of fixed blocks (19) fixed on the collecting box (16), the fixed blocks (19) are provided with L-shaped blocks (20), the L-shaped blocks (20) are fixed on the fixed blocks (19) through damping rotating shafts, and the L-shaped blocks (20) abut against the upper end of the upper cover (13).

10. The integrated dust removal and waste recovery rice processing production line according to claim 9, characterized in that, The bottom of the upper cover (13) is fixedly provided with a rectangular frame (18), and the rectangular frame (18) is in sliding connection in the collecting box (16).

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