Centrifugal powder screening mechanism of konjak crushing equipment

Abstract

The utility model relates to the technical field of konjak production, in particular to a centrifugal powder screening mechanism of konjak crushing equipment, which comprises a working plate and a plurality of supporting columns fixed at the bottom end of the working plate, a collecting barrel is embedded on the top surface of the working plate, and a screening barrel is arranged in the collecting barrel. A plurality of screening holes communicated with an inner cavity of the screening barrel are formed in the outer wall of the screening barrel, a plurality of fixing rods slidably connected with the inner wall of the collecting barrel are fixed to the outer wall of the screening barrel, and the rotating mechanism is arranged in the screening barrel and used for driving the collecting barrel to rotate. The rotating mechanism comprises a gear ring coaxially fixed to the outer wall of the circumference of the screening barrel. By arranging the collecting barrel, the screening barrel and the rotating mechanism, the konjac crushed by crushing equipment can be centrifugally screened, the inner wall of the screening barrel can be cleaned by arranging the cleaning mechanism and being matched with the rotating mechanism for use, manual cleaning is not needed, and time and labor are saved.

Description

Technical Field

[0001] The utility model relates to the technical field of konjac production, in particular to a centrifugal powder screening mechanism of konjac crushing equipment. Background Art

[0002] Konjac contains glucosidase, a high-molecular compound that can absorb cholesterol and bile acid. It is effective in lowering blood pressure and reducing the incidence of cardiovascular diseases. Therefore, konjac flour and its products are ideal blood sugar-lowering foods for diabetic patients. During the production process of konjac flour, the konjac needs to be crushed, and after the crushing, the crushed konjac needs to be sieved. A sieving mechanism is needed in the sieving process.

[0003] The patent with publication number CN212018026U discloses a konjac dried slice powder machine with a multi-layer powder chamber, comprising support columns on both sides, a powder cylinder is provided between the support columns on both sides, and a cylindrical motor box is provided directly below the powder cylinder; a top plate is provided on the support columns on both sides and close to the top, and a "U"-shaped bracket is also provided between the support columns on both sides, a square mounting frame is provided at the top of the "U"-shaped bracket, a through groove is provided at the center position of the mounting frame, and four fixing columns of the same size and distributed in a ring shape with equal spacing are provided on the upper surface of the mounting frame, a spring is provided on the fixing column, and a cylinder is provided on the end of the spring away from the fixing column.

[0004] Although the device divides the internal chamber of the refined powder cylinder into three chambers, namely, a crushing chamber, a powder screening chamber and a powder discharging chamber, through a filter screen, and utilizes a rotating motor to drive the cutting blade on the rotating shaft to crush the konjac dried slices in the crushing chamber, and then a vibrating motor drives the konjac powder in the crushing chamber and the powder screening chamber to vibrate and screen, so that finer konjac powder enters the powder discharging chamber from the screening chamber and is transported out from the discharge port, and the konjac powder produced by the chambers with different functions can be finer, thereby ensuring the quality of the product, but the device does not have a structure for cleaning the filter screen, so it is not convenient to clean the filter screen, and manual cleaning is both time-consuming and laborious. Utility Model Content

[0005] The utility model aims to provide a centrifugal powder screening mechanism for konjac crushing equipment to solve the problem that the device proposed in the above-mentioned background technology has no structure for cleaning the filter, so it is inconvenient to clean the filter, and manual cleaning is both time-consuming and laborious.

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

[0007] The centrifugal powder screening mechanism of the konjac crushing equipment comprises a working plate and a plurality of supporting columns fixed at the bottom end of the working plate, a collecting cylinder is embedded on the top surface of the working plate, a screening cylinder is arranged inside the collecting cylinder, a plurality of sieve holes connected to the inner cavity of the screening cylinder are arranged on the outer wall of the screening cylinder, a plurality of fixing rods slidably connected to the inner wall of the collecting cylinder are fixed on the outer wall of the screening cylinder, and further comprises:

[0008] A rotating mechanism is arranged inside the screening drum and is used to drive the collecting drum to rotate. The rotating mechanism includes a gear ring coaxially fixed on the circumferential outer wall of the screening drum, a rotating motor installed on the inner top surface of the screening drum, a rotating shaft coaxially connected to the output shaft of the rotating motor, and a gear coaxially fixed on the circumferential outer wall of the rotating shaft and meshing with the gear ring;

[0009] A cleaning mechanism is arranged inside the screening drum and is used for cleaning the inner wall of the screening drum. The cleaning mechanism includes a cleaning roller fixed on the inner top surface of the collecting drum and rotatably connected to the screening drum. The cleaning roller penetrates the top surface of the screening drum and extends to the inside of the screening drum near the bottom end. The cleaning mechanism also includes two brush rods located inside the screening drum and used for cleaning the inner side walls of the screening drum, and two brush plates located inside the screening drum and used for cleaning the inner bottom wall of the screening drum. A connecting plate is fixed between the brush plate and the cleaning roller, and a plurality of stirring rods arranged linearly and equidistantly are fixed between the brush rod and the cleaning roller.

[0010] As a preferred embodiment, a ring-shaped guide groove is provided on the inner wall of the collecting tube, and a guide block slidably connected to the guide groove on the inner wall of the collecting tube is fixed on the outer wall of the fixing rod.

[0011] As a preferred embodiment, the side surface of the brush rod away from the cleaning roller is tightly fitted with the inner wall of the screening drum, and the side surface of the brush plate close to the inner bottom wall of the screening drum is tightly fitted with the inner bottom wall of the screening drum.

[0012] As a preferred embodiment, a feed hole connected to its inner cavity is provided on the top surface of the screening cylinder, a feed funnel connected to its inner cavity is fixed on the top surface of the collecting cylinder, a feed valve located above the collecting cylinder is installed on the outer wall of the feed funnel tube body, the tube body of the feed funnel corresponds to the position of the feed hole on the top surface of the screening cylinder and the size is adapted, a discharge pipe connected to its inner cavity is fixed to the bottom end of the screening cylinder, a solenoid valve is installed on the outer wall of the discharge pipe, a discharge pipe connected to its inner cavity is fixed to the bottom end of the collecting cylinder, and a discharge valve is installed on the outer wall of the discharge pipe.

[0013] As a preferred embodiment, the bottom ends of the collecting cylinder and the screening cylinder are both concave toward the middle, the concave degree of the collecting cylinder bottom end is 12-26°, and the concave degree of the screening cylinder bottom end is 13-28°.

[0014] As a preferred embodiment, a support plate is fixed to the bottom end of the support column, an anti-skid plate matching its shape is fixed to the bottom end of the support plate, the thickness of the anti-skid plate is 2-6 cm, and the bottom end of the anti-skid plate is provided with anti-slip texture.

[0015] As a preferred embodiment, the rotating mechanism further comprises a protection box fixed on the inner top surface of the collecting cylinder, the rotating motor is located inside the protection box, and the rotating shaft passes through the bottom surface of the protection box.

[0016] As a preferred embodiment, the longitudinal cross-section of the guide groove on the inner wall of the collecting tube is in a convex shape, and the guide block is in a convex shape that matches the shape of the guide groove on the inner wall of the collecting tube.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. The utility model can centrifugally screen the konjac crushed by the crushing equipment by arranging a collecting cylinder, a screening cylinder and a rotating mechanism, and can clean the inner wall of the screening cylinder by arranging a cleaning mechanism and coordinating the use of the rotating mechanism, without manual cleaning, saving time and labor;

[0019] 2. In the utility model, a ring-shaped guide groove is provided on the inner wall of the collecting cylinder, and a guide block slidably connected to the guide groove on the inner wall of the collecting cylinder is fixed on the outer wall of the fixing rod, which can guide the movement of the fixing rod and further guide the movement of the screening cylinder. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 The overall structure of the utility model is shown in FIG. Figure 1 ;

[0021] Figure 2 The overall structure of the utility model is shown in FIG. Figure 2 ;

[0022] Figure 3 This is a schematic diagram of the internal structure of the collecting tube in the utility model;

[0023] Figure 4 It is a partial exploded view of the utility model;

[0024] Figure 5 This is a schematic diagram of the internal structure of the screening cylinder in the utility model;

[0025] Figure 6 It is an exploded view of the rotating mechanism in the utility model;

[0026] Figure 7 It is a schematic diagram of the overall structure of the cleaning mechanism in the utility model;

[0027] Figure 8 It is an exploded view of the cleaning mechanism in the utility model.

[0028] The meaning of each number in the figure is:

[0029] 1. Working plate; 2. Collecting cylinder; 3. Screening cylinder; 4. Support column; 5. Support plate; 6. Anti-skid plate; 7. Rotating mechanism; 71. Gear ring; 72. Rotating motor; 73. Gear; 74. Rotating shaft; 75. Protective box; 8. Cleaning mechanism; 81. Cleaning roller; 82. Brush rod; 83. Stirring rod; 84. Brush plate; 85. Connecting plate; 9. Fixed rod; 10. Guide block; 11. Feed hopper; 12. Feed valve; 13. Discharge pipe; 14. Solenoid valve; 15. Discharge pipe; 16. Discharge valve. DETAILED DESCRIPTION

[0030] 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.

[0031] See also Figure 1-Figure 8 The utility model provides a technical solution: a centrifugal powder screening mechanism of a konjac crushing device, comprising a working plate 1, a plurality of support columns 4 fixed at the bottom end of the working plate 1, a collecting cylinder 2 embedded on the top surface of the working plate 1, a screening cylinder 3 provided inside the collecting cylinder 2, a plurality of sieve holes connected to the inner cavity of the screening cylinder 3 provided on the outer wall thereof, a plurality of fixing rods 9 slidably connected to the inner wall of the collecting cylinder 2 fixed on the outer wall of the screening cylinder 3, and further comprising:

[0032] The rotating mechanism 7 is arranged inside the screening drum 3 and is used to drive the collecting drum 2 to rotate. The rotating mechanism 7 includes a gear ring 71 coaxially fixed on the circumferential outer wall of the screening drum 3, a rotating motor 72 installed on the inner top surface of the screening drum 3, a rotating shaft 74 coaxially connected to the output shaft of the rotating motor 72, and a gear 73 coaxially fixed on the circumferential outer wall of the rotating shaft 74 and meshing with the gear ring 71;

[0033] The cleaning mechanism 8 is arranged inside the screening drum 3 and is used for cleaning the inner wall of the screening drum 3. The cleaning mechanism 8 includes a cleaning roller 81 fixed on the inner top surface of the collecting drum 2 and rotatably connected to the screening drum 3. The cleaning roller 81 penetrates the top surface of the screening drum 3 and extends to the inside of the screening drum 3 near the bottom end. The cleaning mechanism 8 also includes two brush rods 82 located inside the screening drum 3 and used for cleaning the inner side wall of the screening drum 3, and two brush plates 84 located inside the screening drum 3 and used for cleaning the inner bottom wall of the screening drum 3. A connecting plate 85 is fixed between the brush plate 84 and the cleaning roller 81, and a plurality of stirring rods 83 arranged linearly and equidistantly are fixed between the brush rod 82 and the cleaning roller 81. By arranging the collecting drum 2, the screening drum 3 and the rotating mechanism 7, the konjac crushed by the crushing equipment can be centrifugally screened. By arranging the cleaning mechanism 8 and cooperating with the use of the rotating mechanism 7, the inner wall of the screening drum 3 can be cleaned without manual cleaning, which saves time and effort.

[0034] In this embodiment, a ring-shaped guide groove is provided on the inner wall of the collecting cylinder 2, and a guide block 10 is fixed on the outer wall of the fixing rod 9 and is slidably connected to the guide groove on the inner wall of the collecting cylinder 2, which can guide the movement of the fixing rod 9 and further guide the movement of the screening cylinder 3.

[0035] In addition, the side surface of the brush rod 82 away from the cleaning roller 81 is tightly fitted with the inner wall of the screening drum 3, and the side surface of the brush plate 84 close to the inner bottom wall of the screening drum 3 is tightly fitted with the inner bottom wall of the screening drum 3, so that the brush rod 82 can smoothly brush the inner side wall of the screening drum 3, and the brush plate 84 can also smoothly brush the inner bottom wall of the screening drum 3.

[0036] Furthermore, a feed hole connected to its inner cavity is provided on the top surface of the screening cylinder 3, a feed funnel 11 connected to its inner cavity is fixed on the top surface of the collecting cylinder 2, a feed valve 12 located above the collecting cylinder 2 is installed on the outer wall of the tube body of the feed funnel 11, the tube body of the feed funnel 11 corresponds to the position of the feed hole on the top surface of the screening cylinder 3 and the size is adapted, a discharge pipe 13 connected to its inner cavity is fixed at the bottom end of the screening cylinder 3, an electromagnetic valve 14 is installed on the outer wall of the discharge pipe 13, a discharge pipe 15 connected to its inner cavity is fixed at the bottom end of the collecting cylinder 2, and a discharge valve 16 is installed on the outer wall of the discharge pipe 15, so that the konjac crushed by the crushing equipment can be smoothly added to the inside of the screening cylinder 3.

[0037] Specifically, the bottom end of the collecting drum 2 and the bottom end of the screening drum 3 are both in a structure that is concave all around toward the middle, the degree of concavity of the bottom end of the collecting drum 2 is 12-26°, and the degree of concavity of the bottom end of the screening drum 3 is 13-28°. The degree of concavity of the bottom end of the collecting drum 2 is preferably 17°, and the degree of concavity of the bottom end of the screening drum 3 is preferably 18°, so that the konjac residual sieved inside the screening drum 3 can be unloaded, and the konjac flour inside the collecting drum 2 can also be unloaded.

[0038] It is worth noting that a support plate 5 is fixed to the bottom end of the support column 4, and an anti-skid plate 6 matching its shape is fixed to the bottom end of the support plate 5. The thickness of the anti-skid plate 6 is 2-6 cm, and the bottom end of the anti-skid plate 6 is provided with anti-slip texture, which is preferably 4 cm in this article, so that the friction between the entire device and the ground can be greater, thereby making the entire device more stable during operation.

[0039] It is worth noting that the rotating mechanism 7 also includes a protective box 75 fixed on the top surface of the collecting tube 2, the rotating motor 72 is located inside the protective box 75, and the rotating shaft 74 passes through the bottom surface of the protective box 75, which can protect the rotating motor 72 and thus extend the service life of the rotating motor 72.

[0040] It is worth emphasizing that the longitudinal cross-sectional shape of the guide groove on the inner wall of the collecting cylinder 2 is convex, and the shape of the guide block 10 is convex which is compatible with the shape of the guide groove on the inner wall of the collecting cylinder 2, which can make the connection between the guide block 10 and the guide groove on the inner wall of the collecting cylinder 2 tighter, and thus indirectly make the screening cylinder 3 more stable during the rotation process.

[0041] Finally, it should be noted that the rotating motor 72, solenoid valve 14 and other components involved in the utility model are all universal standard parts or components known to technical personnel in this field, and their structures and principles are all known to technical personnel in this field through technical manuals or through conventional experimental methods. In the idle space of this device, all the above-mentioned electrical components, which refer to power elements, electrical components, and adaptive controllers and power supplies, are connected through wires. The specific connection means should refer to the working principle of the utility model. The electrical connection between each electrical component is completed in a sequential working order, and the detailed connection means are all well-known technologies in the field.

[0042] The present embodiment is in the specific use process, when the konjac crushed by the pulverizing device needs to be screened, first the rotary motor 72 is started by the external PLC, the output shaft rotation of the rotary motor 72 drives the rotating shaft 74 coaxially connected thereto to rotate, the rotating shaft 74 rotates and drives the gear 73 coaxially fixed thereto to rotate, the gear 73 rotates and drives the gear ring 71 meshing therewith to rotate, the gear ring 71 rotates and drives the screening drum 3 coaxially fixed thereto to rotate, the screening drum 3 rotates so that the feed hole on its top surface rotates, when the feed hole on the screening drum 3 top surface rotates to the position corresponding to the tube body position of the feed hopper 11, the rotary motor 72 is closed by the external PLC, the feed valve 12 is opened subsequently and the crushed konjac is added to the inside of the screening drum 3 through the feed hopper 11, and then the rotary motor 72 is closed. Feed valve 12 and start rotary motor 72 by outside PLC, thus can drive screening drum 3 to rotate after rotary motor 72 rotates, thus screening drum 3 rotates and can drive several sieve holes on its outer wall to rotate, and then the konjaku of crushing can be sieved powder process, thus the konjaku powder sifted out can enter collecting drum 2 inside, after sifting for a period of time, close rotary motor 72 by outside PLC, then outside konjak powder collecting box is placed on the ground and at the corresponding position with discharging pipe 15, open discharging valve 16 subsequently, thus the konjak powder sifted out can be discharged, then outside konjak waste collection box is placed on the ground and at the corresponding position with discharging pipe 15, open electromagnetic valve 14 by outside PLC, thus the konjaku inside screening drum 3 can be discharged;

[0043] When it is necessary to clean the inner wall of the screening drum 3, open the feed valve 12 and add an appropriate amount of clean water into the collecting drum 2 through the feed funnel 11, then close the feed valve 12 and start the rotating motor 72 through the external PLC. After the rotating motor 72 rotates, it can drive the screening drum 3 to rotate. The screening drum 3 rotates so that it rotates relative to the two brush rods 82 and the two brush plates 84, so that the inner side wall and the inner bottom wall of the screening drum 3 can be cleaned. When the cleaning is completed, the rotating motor 72 is closed by the external PLC, and then the external waste liquid collection box is placed on the ground and corresponds to the position of the discharge pipe 15. Then, the discharge valve 16 is opened and the solenoid valve 14 is opened through the external PLC, so that the waste liquid inside the collecting drum 2 and the screening drum 3 can be discharged.

[0044] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A centrifugal powder screening mechanism of a konjac crushing device, comprising a working plate (1) and a plurality of support columns (4) fixed at the bottom end of the working plate (1), characterized in that: A collecting cylinder (2) is embedded on the top surface of the working plate (1), a screening cylinder (3) is provided inside the collecting cylinder (2), a plurality of screening holes connected to the inner cavity of the screening cylinder (3) are provided on the outer wall of the screening cylinder (3), a plurality of fixing rods (9) slidably connected to the inner wall of the collecting cylinder (2) are fixed on the outer wall of the screening cylinder (3), and further comprising: A rotating mechanism (7) is arranged inside the screening drum (3) and is used to drive the collecting drum (2) to rotate. The rotating mechanism (7) comprises a toothed ring (71) coaxially fixed on the circumferential outer wall of the screening drum (3), a rotating motor (72) mounted on the inner top surface of the screening drum (3), a rotating shaft (74) coaxially connected to the output shaft of the rotating motor (72), and a gear (73) coaxially fixed on the circumferential outer wall of the rotating shaft (74) and meshing with the toothed ring (71); A cleaning mechanism (8) is arranged inside the screening drum (3) and is used for cleaning the inner wall of the screening drum (3). The cleaning mechanism (8) comprises a cleaning roller (81) fixed on the inner top surface of the collecting drum (2) and rotatably connected to the screening drum (3). The cleaning roller (81) penetrates the top surface of the screening drum (3) and extends to the inside of the screening drum (3) near the bottom end. The cleaning mechanism (8) also comprises two brush rods (82) located inside the screening drum (3) and used for cleaning the inner side wall of the screening drum (3), and two brush plates (84) located inside the screening drum (3) and used for cleaning the inner bottom wall of the screening drum (3). A connecting plate (85) is fixed between the brush plate (84) and the cleaning roller (81), and a plurality of stirring rods (83) arranged linearly and equidistantly are fixed between the brush rod (82) and the cleaning roller (81).

2. The centrifugal powder screening mechanism of konjac crushing equipment according to claim 1, wherein: A ring-shaped guide groove is provided on the inner wall of the collecting cylinder (2), and a guide block (10) is fixed on the outer wall of the fixing rod (9) and is slidably connected to the guide groove on the inner wall of the collecting cylinder (2).

3. The centrifugal powder screening mechanism of konjac crushing equipment according to claim 1, wherein: A side surface of the brush rod (82) away from the cleaning roller (81) is in close contact with the inner side wall of the screening cylinder (3), and a side surface of the brush plate (84) close to the inner bottom wall of the screening cylinder (3) is in close contact with the inner bottom wall of the screening cylinder (3).

4. The centrifugal powder screening mechanism of konjac crushing equipment according to claim 1, wherein: The top surface of the screening cylinder (3) is provided with a feed hole connected to its inner cavity; the top surface of the collecting cylinder (2) is fixed with a feed funnel (11) connected to its inner cavity; the outer wall of the tube body of the feed funnel (11) is provided with a feed valve (12) located above the collecting cylinder (2); the tube body of the feed funnel (11) corresponds to the position of the feed hole on the top surface of the screening cylinder (3) and the size is adapted thereto; the bottom end of the screening cylinder (3) is fixed with a discharge pipe (13) connected to its inner cavity; the outer wall of the discharge pipe (13) is provided with a solenoid valve (14); the bottom end of the collecting cylinder (2) is fixed with a discharge pipe (15) connected to its inner cavity; and the outer wall of the discharge pipe (15) is provided with a discharge valve (16).

5. The centrifugal powder screening mechanism of konjac crushing equipment according to claim 1, wherein: The bottom end of the collecting cylinder (2) and the bottom end of the screening cylinder (3) are both in a structure that is concave toward the middle. The concave degree of the bottom end of the collecting cylinder (2) is 12-26°, and the concave degree of the bottom end of the screening cylinder (3) is 13-28°.

6. The centrifugal powder screening mechanism of the konjac crushing equipment according to claim 1, wherein: A support plate (5) is fixed at the bottom end of the support column (4), and an anti-skid plate (6) matching its shape is fixed at the bottom end of the support plate (5). The thickness of the anti-skid plate (6) is 2-6 cm, and the bottom end of the anti-skid plate (6) is provided with anti-skid patterns.

7. The centrifugal powder screening mechanism of the konjac crushing equipment according to claim 1, wherein: The rotating mechanism (7) further comprises a protection box (75) fixed on the inner top surface of the collecting cylinder (2), the rotating motor (72) is located inside the protection box (75), and the rotating shaft (74) passes through the bottom surface of the protection box (75).

8. The centrifugal powder screening mechanism of the konjac crushing equipment according to claim 2, wherein: The longitudinal cross-sectional shape of the guide groove on the inner wall of the collecting tube (2) is in the shape of a convex letter, and the shape of the guide block (10) is in the shape of a convex letter that matches the shape of the guide groove on the inner wall of the collecting tube (2).

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