Shaftless roller screening device

Abstract

The utility model provides a shaftless roller screening device, and relates to the technical field of screening devices. The shaftless roller screening device comprises a working plate, connecting cylinders are arranged at the two ends of the top of the working plate, screen cylinder shaft bodies are installed between the two connecting cylinders at equal intervals, and cleaning assemblies are arranged on the outer sides of the screen cylinder shaft bodies and used for cleaning the peripheries of the surfaces of the screen cylinder shaft bodies; a transmission assembly is arranged at the top of the working plate and located below the connecting cylinder, a driving assembly is further arranged at the top of the working plate, and the driving assembly is used for being matched with the transmission assembly to drive the connecting cylinder and the screen cylinder shaft body to rotate. According to the shaftless drum screening device, the cleaning assembly is arranged on the surface of the screen drum shaft body, the periphery of the surface of the screen drum shaft body can be rapidly cleaned, so that the cleaning effect is guaranteed, the using effect of the device is further improved, meanwhile, rapid cleaning operation can be completed without external cleaning cloth or other devices, and the shaftless drum screening device is convenient to use and practical.

Description

Technical Field

[0001] The present application relates to the technical field of screening devices, and in particular to a shaftless drum screening device. Background Art

[0002] The shaftless drum screen is a new type of screening device. When the traditional shaftless drum screen is used, the screening material will generate a certain amount of dust, and the dust is easy to adhere to the surface of the drum screen, which is inconvenient to clean and requires manual cleaning with the help of rags and other tools.

[0003] After searching, a Chinese patent discloses a shaftless drum screen (authorization announcement number CN218223344U), including a mounting plate, four corners of the bottom end of the mounting plate are fixed with mounting columns, the bottom ends of the four mounting columns are fixed with anti-slip pads, the surface of the mounting plate is provided with a mounting groove, one side of the top end of the mounting plate is fixed with two equidistantly arranged first connecting seats, the insides of the two first connecting seats are rotatably connected to the first rubber wheels, the other side of the top end of the mounting plate is provided with a power assembly, and one side of the two first rubber wheels is rotatably connected to the connecting cylinder;

[0004] When using this patented technology, although it is possible to perform dust reduction treatment through the spray assembly and use a cleaning column to clean the dust on the surface of the screen cylinder body, the screen cylinder body is a cylindrical shaft structure arranged in a circular shape. The cleaning column can only be used to clean the outer surface of the cylindrical shaft structure, but not the inner surface, resulting in an unsatisfactory cleaning effect and is not conducive to practical application and operation.

[0005] Therefore, those skilled in the art provide a shaftless drum screening device to solve the problems raised in the above background technology. Utility Model Content

[0006] In view of the deficiencies in the prior art, the present application provides a shaftless drum screening device, which solves the problem that the cleaning effect of the prior equipment mentioned in the above background technology is not ideal.

[0007] To achieve the above purpose, the present application is implemented through the following technical solutions: a shaftless drum screening device, comprising a working plate, both ends of the top of the working plate are provided with connecting cylinders, a screen cylinder shaft body is equidistantly installed between the two connecting cylinders, a cleaning assembly is provided on the outside of the screen cylinder shaft body, and the cleaning assembly is used to clean the surface of the screen cylinder shaft body;

[0008] A transmission assembly is arranged on the top of the working plate and below the connecting cylinder. A driving assembly is also arranged on the top of the working plate. The driving assembly is used to cooperate with the transmission assembly to drive the connecting cylinder and the screen cylinder shaft to rotate.

[0009] Through the above technical scheme, by utilizing the cleaning component arranged on the surface of the screen cylinder shaft body, the surface of the screen cylinder shaft body can be quickly cleaned all around, thereby ensuring the cleaning effect and further improving the use effect of the equipment. At the same time, the quick cleaning operation can be completed without the aid of external rags or other equipment, which is convenient and practical.

[0010] Preferably, the cleaning assembly comprises a cleaning ring and a connecting block, the cleaning ring is slidably connected to the outside of the screen cylinder shaft, a cleaning brush is provided inside the cleaning ring, and the connecting block is installed between two adjacent cleaning rings.

[0011] Through the above technical solution, the cleaning brush inside the cleaning ring can be used to perform a full range of cleaning operations on the outside of the screen cylinder shaft.

[0012] Preferably, the transmission assembly includes two first fixing seats, two first rubber wheels, two second fixing seats and two second rubber wheels, the two first fixing seats are respectively mounted on the two ends of the top of the working plate, the first rubber wheels are both rotatably connected to the inside of the first fixing seats, the two second fixing seats are respectively mounted on the end of the top of the working plate away from the first fixing seats, the second rubber wheels are both rotatably connected to the inside of the second fixing seats, the outer sides of the connecting cylinders are each provided with a groove, the two connecting cylinders are respectively arranged between the corresponding first rubber wheel and second rubber wheel, and the first rubber wheel and the second rubber wheel are both rollingly connected to the grooves on the outer sides of the connecting cylinders.

[0013] Through the above technical solution, the rotation of the first rubber wheel and the second rubber wheel can drive the connecting cylinder and the screen cylinder shaft to rotate, thereby completing the screening operation.

[0014] Preferably, the driving assembly includes a transmission shaft, a first gear, a motor and a second gear, the transmission shaft is installed between the central axes of the two second rubber wheels, the first gear is fixed to the outside of the transmission shaft, the motor is installed on the top of the working plate, the second gear is fixed to the output shaft of the motor, and the second gear is meshed with the first gear.

[0015] Through the above technical solution, the motor is used to drive the second gear to rotate, thereby driving the first gear to rotate, and at the same time driving the transmission shaft to rotate. The rotation of the transmission shaft drives the two second rubber wheels to rotate, thereby driving the connecting cylinder and the screen cylinder shaft to rotate.

[0016] Preferably, a push handle is installed between two corresponding connection blocks.

[0017] Through the above technical solution, the connection block and the cleaning ring can be pushed to move by using the pushing handle, thereby facilitating the cleaning operation.

[0018] Preferably, the connecting blocks are all made of iron material, and a magnet used in conjunction with the connecting block is embedded and installed on one side of one of the connecting tubes close to the cleaning ring.

[0019] Through the above technical solution, by using the magnet in conjunction with the connecting block made of iron material, the connecting block and the cleaning ring can be adsorbed on one end of the device for stable placement when cleaning is not required.

[0020] Preferably, a material discharge port is provided at the top of the working plate, and a material discharge hopper is installed at the bottom of the working plate and outside the material discharge port.

[0021] Through the above technical solution, the material is discharged through the discharge port, so that the material falls into the inside of the discharge hopper and is discharged through the discharge hopper.

[0022] The present application provides a shaftless drum screening device, which has the following beneficial effects:

[0023] 1. The shaftless drum screening device can quickly clean the surface of the screen drum shaft body around by arranging a cleaning component on the surface of the screen drum shaft body, thereby ensuring the cleaning effect and further improving the use effect of the equipment. At the same time, the quick cleaning operation can be completed without the help of external rags and other equipment, which is convenient and practical;

[0024] 2. The shaftless drum screening device, by setting a driving component in conjunction with a transmission component, can enable the equipment to operate normally, thereby completing the material screening operation, ensuring the screening effect, and being beneficial to practical application and operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a schematic diagram of the first-view stereoscopic structure of the present application;

[0026] Figure 2 This is a schematic diagram of the second viewing angle stereoscopic structure of the present application;

[0027] Figure 3 This is a schematic diagram of the structure after the screen cylinder shaft body is removed in this application;

[0028] Figure 4 This is a schematic diagram of the cleaning component structure of this application.

[0029] In the figure: 1. working plate; 2. connecting cylinder; 3. screen cylinder shaft; 4. cleaning ring; 5. connecting block; 6. first fixing seat; 7. first rubber wheel; 8. second fixing seat; 9. second rubber wheel; 10. transmission shaft; 11. first gear; 12. motor; 13. second gear; 14. pushing handle; 15. magnet; 16. discharge port; 17. discharge hopper. DETAILED DESCRIPTION

[0030] The present application is further described in detail below through drawings and examples.

[0031] Reference Figure 1 and Figure 2 The embodiment of the present application provides a shaftless drum screening device, including a working plate 1, connecting cylinders 2 are provided at both ends of the top of the working plate 1, and a screen cylinder shaft body 3 is installed equidistantly between the two connecting cylinders 2, and the two connecting cylinders 2 are connected by the screen cylinder shaft body 3, so as to form a shaftless drum screen structure. A discharge port 16 is provided at the top of the working plate 1, and a discharge hopper 17 is installed at the bottom of the working plate 1 and outside the discharge port 16. The material is discharged by the discharge port 16, so that it falls into the inside of the discharge hopper 17 and is discharged through the discharge hopper 17.

[0032] A cleaning assembly is provided on the outside of the screen cylinder shaft 3, and the cleaning assembly is used to clean the surface of the screen cylinder shaft 3, thereby ensuring the cleaning effect and further improving the use effect of the equipment. At the same time, no external rag or other equipment is required to complete the quick cleaning operation, which is convenient and practical. A transmission assembly is provided on the top of the working plate 1 and below the connecting cylinder 2. A driving assembly is also provided on the top of the working plate 1. The driving assembly is used to cooperate with the transmission assembly to drive the connecting cylinder 2 and the screen cylinder shaft 3 to rotate. By setting the driving assembly to cooperate with the transmission assembly, the equipment can operate normally, thereby completing the material screening operation, ensuring the screening effect, and facilitating practical application and operation.

[0033] Reference Figure 1 , Figure 2 , Figure 3 and Figure 4 In one aspect of the present embodiment, the cleaning assembly includes a cleaning ring 4 and a connecting block 5. The cleaning ring 4 is slidably connected to the outside of the screen cylinder shaft 3, and a cleaning brush is provided inside the cleaning ring 4. The cleaning brush inside the cleaning ring 4 can be used to perform a full range of cleaning operations on the outside of the screen cylinder shaft 3. The connecting block 5 is installed between two adjacent cleaning rings 4, and all the cleaning rings 4 can be connected by the connecting block 5 for convenient operation together. A pushing handle 14 is installed between the corresponding two connecting blocks 5, and the pushing handle 14 can be used to push the connecting block 5 and the cleaning ring 4 to move, thereby facilitating the cleaning operation. The connecting blocks 5 are all set to be made of iron material, and a magnet 15 used in conjunction with the connecting block 5 is embedded and installed on one side of one connecting cylinder 2 close to the cleaning ring 4. The magnet 15 is used to cooperate with the connecting block 5 made of iron material, and when cleaning is not required, the connecting block 5 and the cleaning ring 4 can be adsorbed on one end of the device for stable placement.

[0034] Reference Figure 1 , Figure 2 and Figure 3In one aspect of the present embodiment, the transmission assembly includes two first fixed seats 6, two first rubber wheels 7, two second fixed seats 8 and two second rubber wheels 9. The two first fixed seats 6 are respectively mounted on both ends of the top of the working plate 1, and the first rubber wheels 7 are rotatably connected to the inside of the first fixed seats 6. The two second fixed seats 8 are respectively mounted on one end of the top of the working plate 1 away from the first fixed seat 6, and the second rubber wheels 9 are rotatably connected to the inside of the second fixed seats 8. Grooves are provided on the outer side of the connecting cylinder 2, and the two connecting cylinders 2 are respectively arranged between the corresponding first rubber wheels 7 and second rubber wheels 9, and the first rubber wheels 7 and the second rubber wheels 9 are rollingly connected to the grooves on the outer side of the connecting cylinder 2. The rotation of the first rubber wheel 7 and the second rubber wheel 9 can drive the connecting cylinder 2 and the screen cylinder shaft body 3 to rotate, thereby completing the screening operation.

[0035] Reference Figure 1 , Figure 2 and Figure 3 In one aspect of the present embodiment, the driving assembly includes a transmission shaft 10, a first gear 11, a motor 12 and a second gear 13. The transmission shaft 10 is installed between the central axes of the two second rubber wheels 9. The first gear 11 is fixed to the outside of the transmission shaft 10, the motor 12 is installed on the top of the working plate 1, the second gear 13 is fixed to the output shaft of the motor 12, and the second gear 13 is meshed and connected with the first gear 11. The operation of the motor 12 drives the second gear 13 to rotate, thereby driving the first gear 11 to rotate, and at the same time drives the transmission shaft 10 to rotate. The rotation of the transmission shaft 10 drives the two second rubber wheels 9 to rotate, thereby driving the connecting cylinder 2 and the screen cylinder shaft body 3 to rotate. In addition, the motor 12 is electrically connected to the external control device for better control of the motor 12.

[0036] Working principle:

[0037] When in use, firstly, the motor 12 is electrically connected to the external control device, and the device is powered on;

[0038] Then, the material to be screened is added to the shaftless drum screen composed of the connecting drum 2 and the screen drum shaft body 3, and then the motor 12 is controlled by the external control device to work, driving the second gear 13 to rotate, thereby driving the first gear 11 to rotate, and driving the transmission shaft 10 to rotate, and the two second rubber wheels 9 are driven to rotate by the rotation of the transmission shaft 10, and cooperate with the first rubber wheel 7 to drive the connecting drum 2 and the screen drum shaft body 3 to rotate, and the screen drum shaft body 3 is used to screen the material, and the screened material falls through the discharge port 16, thereby falling into the inside of the discharge hopper 17, and is discharged through the discharge hopper 17;

[0039] When the equipment needs to be cleaned, the handle 14 is pushed to push the connecting block 5 and the cleaning ring 4 to move on the surface of the screen cylinder shaft 3. The cleaning brush inside the cleaning ring 4 can be used to perform a full-scale cleaning operation on the outside of the screen cylinder shaft 3, thereby ensuring the cleaning effect and further improving the use effect of the equipment. At the same time, quick cleaning operations can be completed without the aid of external rags or other equipment, which is convenient and practical.

[0040] Although the embodiments of the present application 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 application, and that the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A shaftless drum screening device, comprising a working plate (1), wherein both ends of the top of the working plate (1) are provided with connecting cylinders (2), and a screen cylinder shaft (3) is equidistantly installed between the two connecting cylinders (2), characterized in that: A cleaning assembly is arranged on the outside of the screen cylinder shaft body (3), and the cleaning assembly is used to clean the surroundings of the surface of the screen cylinder shaft body (3); A transmission assembly is provided at the top of the working plate (1) and below the connecting cylinder (2). A driving assembly is also provided at the top of the working plate (1). The driving assembly is used to cooperate with the transmission assembly to drive the connecting cylinder (2) and the screen cylinder shaft (3) to rotate.

2. The shaftless drum screening device according to claim 1, characterized in that: The cleaning assembly comprises a cleaning ring (4) and a connecting block (5); the cleaning ring (4) is slidably connected to the outside of the screen cylinder shaft (3); a cleaning brush is provided inside the cleaning ring (4); and the connecting block (5) is installed between two adjacent cleaning rings (4).

3. The shaftless drum screening device according to claim 1, characterized in that: The transmission assembly comprises two first fixing seats (6), two first rubber wheels (7), two second fixing seats (8) and two second rubber wheels (9); the two first fixing seats (6) are respectively mounted on the two ends of the top of the working plate (1); the first rubber wheels (7) are both rotatably connected to the inside of the first fixing seats (6); the two second fixing seats (8) are respectively mounted on the end of the top of the working plate (1) away from the first fixing seats (6); the second rubber wheels (9) are both rotatably connected to the inside of the second fixing seats (8); the outer side of the connecting cylinder (2) is provided with a groove; the two connecting cylinders (2) are respectively arranged between the corresponding first rubber wheels (7) and second rubber wheels (9); the first rubber wheels (7) and the second rubber wheels (9) are both rollingly connected to the grooves on the outer side of the connecting cylinder (2).

4. The shaftless drum screening device according to claim 3, characterized in that: The driving assembly comprises a transmission shaft (10), a first gear (11), a motor (12) and a second gear (13); the transmission shaft (10) is mounted between the central axes of the two second rubber wheels (9); the first gear (11) is fixed on the outside of the transmission shaft (10); the motor (12) is mounted on the top of the working plate (1); the second gear (13) is fixed on the output shaft of the motor (12); and the second gear (13) is meshedly connected with the first gear (11).

5. The shaftless drum screening device according to claim 2, characterized in that: A pushing handle (14) is installed between two corresponding connection blocks (5).

6. The shaftless drum screening device according to claim 2, characterized in that: The connecting blocks (5) are all made of iron material, and a magnet (15) for use with the connecting block (5) is embedded and installed on one side of one of the connecting tubes (2) close to the cleaning ring (4).

7. The shaftless drum screening device according to claim 1, characterized in that: The top of the working plate (1) is provided with a material discharge port (16), and the bottom of the working plate (1) and outside the material discharge port (16) is provided with a material discharge hopper (17).

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