Efficient screening device for starch raw materials

Abstract

The utility model relates to the technical field of screening devices, and discloses a starch raw material efficient screening device which comprises a shell, a protection block is fixedly connected to the interior of the shell, a motor is fixedly connected to the interior of the protection block, and the output end of the motor is fixedly connected with a rotating shaft. Two first belt wheels are fixedly connected to the outer side of the rotating shaft, two transverse shafts are rotatably connected to the outer side of the protection block and the right side wall of the inner cavity of the shell, and second belt wheels are fixedly connected to the outer sides of the two transverse shafts; the outer side of the second belt wheel on the back face and the outer side of the first belt wheel on the left side are in transmission connection with the same first belt. The efficient screening device for the starch raw materials has the advantages of dust falling and the like, and solves the problems that an existing screening machine has the advantage of efficient screening under most conditions, but the dust falling effect of the screening machine is not very ideal, large dust is generated in the using process, and the personal safety of operators is harmed.

Description

Technical Field

[0001] The utility model relates to the technical field of screening devices, in particular to a high-efficiency screening device for starch raw materials. Background Art

[0002] Starch is a high-molecular carbohydrate. Most of the existing starch is made from mung beans, potatoes, wheat, sweet potatoes, cassava, etc. During the production process, the materials need to be screened by a screening machine to remove impurities in the materials.

[0003] Existing screening machines have the advantage of efficient screening in most cases, but their dust reduction effect is not very ideal, resulting in large amounts of dust during use, which poses a hazard to the personal safety of operators. Therefore, an efficient screening device for starch raw materials is proposed to solve the above-mentioned problems. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the shortcomings of the prior art, the utility model provides a high-efficiency screening device for starch raw materials, which has the advantages of dust reduction, etc., and solves the problem that the existing screening machines have the advantage of high-efficiency screening in most cases, but their dust reduction effect is not very ideal, resulting in large amounts of dust being generated during use, posing a threat to the personal safety of operators.

[0006] (II) Technical solution

[0007] The utility model solves the above-mentioned technical problem with the following technical solutions: A starch raw material efficient screening device comprises a shell, wherein a protective block is fixedly connected inside the shell, a motor is fixedly connected inside the protective block, a rotating shaft is fixedly connected to the output end of the motor, two first pulleys are fixedly connected to the outer side of the rotating shaft, two transverse shafts are rotatably connected to the outer side of the protective block and the right side wall of the inner cavity of the shell, the outer sides of the two transverse shafts are fixedly connected to second pulleys, the second pulley on the back side is connected to the outer side of the first pulley on the left side with the same first belt for transmission, the second pulley on the front side is connected to the outer side of the first pulley on the right side with a second belt for transmission, two rollers are fixedly connected to the outer sides of the two transverse shafts and are symmetrically arranged front and back, a feeding funnel is fixedly connected to the inside of the shell, a drum screen is provided at the bottom of the feeding funnel, two rolling blocks are fixedly connected to the outer side of the drum screen and are symmetrically arranged left and right, and the rolling blocks are in contact with the outer sides of four rollers.

[0008] The beneficial effect of the utility model is that dust is reduced by water through the cooperation of the suction fan and the atomizing nozzle.

[0009] The starch raw material efficient screening device has the advantage of dust reduction.

[0010] On the basis of the above technical solution, the present invention can also be improved as follows.

[0011] Furthermore, the interior of the outer shell is fixedly connected with a first discharge port located below the drum screen, and the interior of the outer shell is fixedly connected with a discharge plate.

[0012] The beneficial effect of adopting the above further solution is that materials meeting the requirements are retained for collection through the first discharge port.

[0013] Furthermore, the discharge plate is adapted to the right end of the drum screen, and four supporting legs arranged in a rectangular array are fixedly connected to the bottom of the shell.

[0014] The beneficial effect of adopting the above further solution is that the support legs can prevent the damp ground from affecting the operation of the equipment.

[0015] Furthermore, the interior of the shell is fixedly connected to a dust suppression cylinder located above the discharge plate, and the interior of the dust suppression cylinder is fixedly connected to an exhaust fan.

[0016] The beneficial effect of adopting the above further solution is that dust can be collected centrally by using the exhaust fan.

[0017] Furthermore, the interior of the dust suppression cylinder is fixedly connected with two atomizing nozzles located on the right side of the exhaust fan, the top of the dust suppression cylinder is fixedly connected with two supporting shafts, the outer sides of the two supporting shafts are fixedly connected with a first gear, and the outer sides of the atomizing nozzles are engraved with tooth grooves that match the first gear.

[0018] The beneficial effect of adopting the above further solution is that the dust is humidified by the atomizing nozzle, so that it is collected due to gravity to achieve the effect of dust reduction.

[0019] Furthermore, the top of the dust suppression cylinder is fixedly connected to a rotating shaft located between the two first gears, the outer side of the rotating shaft is fixedly connected to a second gear, the first gear is meshed with the second gear, the top of the rotating shaft is fixedly connected to a turning handle, and the bottom height of the dust suppression cylinder is highly connected to a collecting block.

[0020] The beneficial effect of adopting the above further solution is that dust is collected inside the collecting block. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the structure of the utility model;

[0022] Figure 2 This is a front view of the connection structure between the housing and the dust suppression cylinder of the utility model;

[0023] Figure 3 This is an enlarged view of the connection structure at A of the utility model;

[0024] Figure 4 This is a top view of the connection structure between the protection block and the motor of the utility model.

[0025] In the figure: 1. casing; 2. protection block; 3. motor; 4. rotating shaft; 5. first pulley; 6. horizontal shaft; 7. second pulley; 8. first belt; 9. second belt; 10. roller; 11. feed hopper; 12. drum screen; 13. roller block; 14. first discharge port; 15. discharge plate; 16. supporting leg; 17. dust suppression cylinder; 18. exhaust fan; 19. atomizing nozzle; 20. supporting shaft; 21. first gear; 22. rotating shaft; 23. second gear; 24. turning handle; 25. collecting block. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] In the embodiment, Figure 1-4 A starch raw material efficient screening device is provided. The utility model comprises a shell 1, a shell 1, a protective block 2 is fixedly connected inside the shell 1, a motor 3 is fixedly connected inside the protective block 2, a rotating shaft 4 is fixedly connected to the output end of the motor 3, two first pulleys 5 are fixedly connected to the outer side of the rotating shaft 4, two transverse shafts 6 are rotatably connected to the outer side of the protective block 2 and the right side wall of the inner cavity of the shell 1, and second pulleys 7 are fixedly connected to the outer sides of the two transverse shafts 6, the second pulley 7 on the back side is connected to the outer side of the first pulley 5 on the left side with the same first belt 8, the second pulley 7 on the front side is connected to the outer side of the first pulley 5 on the right side with a second belt 9, two rollers 10 are fixedly connected to the outer sides of the two transverse shafts 6 and are symmetrically arranged front and back, a feeding funnel 11 is fixedly connected inside the shell 1, a drum screen 12 is provided at the bottom of the feeding funnel 11, two roller blocks 13 are fixedly connected to the outer side of the drum screen 12 and are symmetrically arranged left and right, and the roller blocks 13 are in contact with the outer sides of the four rollers 10;

[0028] A first discharge port 14 located below the drum screen 12 is fixedly connected to the interior of the housing 1, and a discharge plate 15 is fixedly connected to the interior of the housing 1;

[0029] The materials meeting the requirements are discharged through the first discharge port 14 for collection;

[0030] The discharge plate 15 is matched with the right end of the drum screen 12, and four supporting legs 16 arranged in a rectangular array are fixedly connected to the bottom of the housing 1;

[0031] The support legs 16 are used to prevent the damp ground from affecting the operation of the equipment;

[0032] The interior of the housing 1 is fixedly connected with a dust suppression cylinder 17 located above the discharge plate 15, and the interior of the dust suppression cylinder 17 is fixedly connected with an exhaust fan 18;

[0033] The dust is collected centrally by the exhaust fan 18;

[0034] The inside of the dust suppression cylinder 17 is fixedly connected with two atomizing nozzles 19 located on the right side of the exhaust fan 18, and the top of the dust suppression cylinder 17 is fixedly connected with two supporting shafts 20, and the outer sides of the two supporting shafts 20 are fixedly connected with first gears 21, and the outer sides of the atomizing nozzles 19 are engraved with tooth grooves adapted to the first gears 21;

[0035] The dust is humidified by the atomizing nozzle 19 so that it is collected by gravity to achieve the effect of dust reduction;

[0036] The top of the dust suppression cylinder 17 is fixedly connected to a rotating shaft 22 located between the two first gears 21, the outer side of the rotating shaft 22 is fixedly connected to a second gear 23, the first gear 21 is meshed with the second gear 23, the top of the rotating shaft 22 is fixedly connected to a turning handle 24, and the bottom of the dust suppression cylinder 17 is highly connected to a collecting block 25;

[0037] The dust is collected inside the collecting block 25 .

[0038] Working principle:

[0039] The first step: put the material into the feed funnel 11, so that the material enters the drum screen 12 through the feed funnel 11, and then start the motor 3, so that the output end of the motor 3 drives the rotating shaft 4 to rotate, and the rotating shaft 4 drives the first pulley 5 and the second pulley 7 to rotate, and the first belt 8 and the second belt 9 drive another first pulley 5 and the second pulley 7 to rotate, and then the two horizontal shafts 6 are rotated, and the horizontal shaft 6 drives the four rollers 10 to rotate, and then drives the drum screen 12 to rotate, so that the material is screened;

[0040] Step 2: When the drum screen 12 is screening the material, the exhaust fan 18 is started to absorb the dust generated when the material is screened, so that the dust enters the dust reduction cylinder 17 through the exhaust fan 18, and then the atomizing nozzle 19 is started to spray the dust. When the angle of the atomizing nozzle needs to be adjusted, the handle 24 is rotated to make the handle 24 drive the rotating shaft 22 to rotate, and then drive the second gear 23 to rotate, and the two first gears 21 are driven to rotate through the second gear 23, and then the atomizing nozzle 19 is driven to rotate;

[0041] Step 3: When the materials are screened, the materials that meet the requirements are thrown out through the drum screen 12, so that the materials that meet the requirements are discharged and collected through the first discharge port 14, the miscellaneous materials are discharged and collected through the discharge plate 15, and the dust is collected through the collection block 25.

[0042] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0043] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A starch raw material efficient screening device, comprising a housing (1), characterized in that: The shell (1) is fixedly connected to a protection block (2) inside the shell (1), a motor (3) is fixedly connected inside the protection block (2), an output end of the motor (3) is fixedly connected to a rotating shaft (4), two first pulleys (5) are fixedly connected to the outer side of the rotating shaft (4), the outer side of the protection block (2) is rotatably connected to the right side wall of the inner cavity of the shell (1) by two transverse shafts (6), the outer sides of the two transverse shafts (6) are fixedly connected to second pulleys (7), the second pulley (7) on the back side is drivingly connected to the outer side of the first pulley (5) on the left side The same first belt (8) is connected to the second belt (9) on the front side of the second pulley (7) and the outer side of the first pulley (5) on the right side in a transmission manner. The outer sides of the two transverse axes (6) are fixedly connected to two rollers (10) arranged symmetrically in the front and back. The inside of the outer shell (1) is fixedly connected to a feeding funnel (11). The bottom of the feeding funnel (11) is provided with a drum screen (12). The outer side of the drum screen (12) is fixedly connected to two roller blocks (13) arranged symmetrically in the left and right. The roller blocks (13) are in contact with the outer sides of the four rollers (10).

2. The starch raw material efficient screening device according to claim 1, characterized in that: The interior of the outer shell (1) is fixedly connected to a first discharge port (14) located below the drum screen (12), and the interior of the outer shell (1) is fixedly connected to a discharge plate (15).

3. The starch raw material efficient screening device according to claim 2, characterized in that: The discharge plate (15) is adapted to the right end of the drum screen (12), and the bottom of the housing (1) is fixedly connected with four supporting legs (16) arranged in a rectangular array.

4. The starch raw material efficient screening device according to claim 1, characterized in that: The interior of the housing (1) is fixedly connected to a dust reduction cylinder (17) located above the discharge plate (15), and the interior of the dust reduction cylinder (17) is fixedly connected to an exhaust fan (18).

5. The starch raw material efficient screening device according to claim 4, characterized in that: The interior of the dust suppression cylinder (17) is fixedly connected with two atomizing nozzles (19) located on the right side of the exhaust fan (18); the top of the dust suppression cylinder (17) is fixedly connected with two supporting shafts (20); the outer sides of the two supporting shafts (20) are fixedly connected with a first gear (21); and the outer sides of the atomizing nozzles (19) are engraved with tooth grooves that match the first gear (21).

6. The starch raw material efficient screening device according to claim 4, characterized in that: The top of the dust suppression cylinder (17) is fixedly connected to a rotating shaft (22) located between two first gears (21); the outer side of the rotating shaft (22) is fixedly connected to a second gear (23); the first gear (21) is meshed with the second gear (23); the top of the rotating shaft (22) is fixedly connected to a turning handle (24); and the bottom of the dust suppression cylinder (17) is highly connected to a collecting block (25).

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