Center transmission type thickener

Abstract

The utility model relates to the technical field of concentrators, and discloses a center transmission type concentrator which comprises a motor, a stirring and scraping unit arranged on an output shaft of the motor, a concentration tank arranged on the outer side of the motor, a first rectangular frame and a second rectangular frame fixedly connected to the outer wall surface of the concentration tank, and a lifting plate arranged at the top end of the concentration tank, the motor is fixedly mounted on the lifting plate, a lifting assembly for lifting the lifting plate is arranged on one side of the first rectangular frame, and the stirring and scraping unit comprises a rotating rod, a rectangular frame and a scraping plate. In the concentration process, materials can be stirred and scraped by arranging a motor and a stirring and scraping unit, the motor and the stirring and scraping unit can be integrally lifted by arranging a first rectangular frame, a second rectangular frame and a lifting assembly, the practicability is better, a first gear and a second gear are movably meshed, a worm and a worm wheel are used for transmission, and the stirring and scraping efficiency is improved. And the stability of the device is better, and the practicability of the device is improved through the reasonable structural design.

Description

Technical Field

[0001] The utility model relates to the technical field of concentrators, in particular to a central transmission type concentrator. Background Art

[0002] The main feature of the central transmission concentrator is to add a certain amount of flocculant to the slurry to be concentrated, so that the mineral particles in the slurry form flocs, accelerate their sedimentation rate, and thus achieve the purpose of improving the concentration efficiency. It is mainly used in the dehydration treatment system of wet concentrate in the mineral processing process, and is used for the first stage of dehydration - concentration.

[0003] The prior art discloses a central transmission sludge thickener for reducing residue (publication number: CN217391667U), which includes a tank body, a guardrail frame fixedly connected to the top of the tank body, a rotating shaft rotatably connected to the bottom of the guardrail frame, a connecting frame fixedly connected to the outer surface of the rotating shaft, a hollow movable frame adjustably mounted on one side of the connecting frame, two inclined scraping plates fixedly connected to one side of the movable frame, and a group of openings communicating with the interior of the movable frame are opened on one side of the movable frame.

[0004] In the existing device, when removing sludge from the thickening tank, when the sludge is thick, the scraper is blocked and the operation is not smooth, which will also cause residue problems. The device cannot scrape the sludge layer by layer. For this reason, we propose a central transmission thickener. Utility Model Content

[0005] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides a central transmission type concentrator.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a central transmission concentrator, including a motor, an output shaft of the motor is provided with a stirring and scraping unit, a concentrating tank is provided on the outside of the motor, the stirring and scraping unit is located in the cavity of the concentrating tank, a first rectangular frame and a second rectangular frame are fixedly connected to the outer wall surface of the concentrating tank, a lifting plate is provided on the top of the concentrating tank, the motor is fixedly installed on the lifting plate, a lifting component for lifting the lifting plate is provided on one side of the first rectangular frame, the lifting component includes a threaded rod, a stepping motor and a transmission rod, and the stirring and scraping unit includes a rotating rod, a rectangular frame and a scraper.

[0007] Preferably, the first rectangular frame and the second rectangular frame are symmetrical around the central axis of the concentration tank, the first rectangular frame and the second rectangular frame are of the same size and shape, and the lifting plate movably passes through the cavities of the first rectangular frame and the second rectangular frame.

[0008] Preferably, the threaded rod is arranged in the cavity of the first rectangular frame, and a guide rod in a vertical state is fixedly installed in the cavity of the second rectangular frame. The guide rod movably penetrates the lifting plate, and the threaded rod movably penetrates the lifting plate. The threaded rod and the lifting plate are in a threaded connection relationship.

[0009] Preferably, the rotating rod is fixedly connected to the output shaft of the motor, the rectangular frame is fixedly mounted on the outer wall surface of the rotating rod, the rectangular frame is trapezoidal, and the scraper is fixedly mounted on one side of the rectangular frame close to the bottom end of the concentration tank cavity.

[0010] Preferably, a mounting plate is fixedly installed on the outer wall of the concentration tank, and the mounting plate is located below the first rectangular frame. The stepper motor is fixedly installed on the mounting plate. A rectangular box is also fixedly installed on the top of the mounting plate. The rectangular box is hollow, and a transmission rod movably passes through the top of the rectangular box. The top of the transmission rod is fixedly connected to the bottom end of the threaded rod, and the top of the threaded rod is movably installed on the top wall of the first rectangular frame cavity through a bearing.

[0011] Preferably, the output shaft of the stepper motor is fixedly connected to the driving shaft, the driving shaft movably passes through the rectangular box, the driving shaft is fixedly passed through a first gear, the first gear is movably engaged with a second gear, the central axis of the second gear is fixedly passed through a short rod, the short rod is movably installed in the rectangular box through a bearing, and the short rod and the driving shaft are parallel to each other.

[0012] Preferably, the short rod is also fixedly penetrated by a worm, the transmission rod is fixedly penetrated by a worm wheel, the worm is movably engaged with the worm wheel, and the bottom end of the worm wheel is movably mounted on the bottom end wall surface in the rectangular box cavity through a bearing.

[0013] The utility model provides a central transmission type concentrator. It has the following beneficial effects:

[0014] (1) This central transmission concentrator can stir and scrape materials during the concentrating process by arranging a motor and a stirring and scraping unit. The motor and the stirring and scraping unit can be lifted and lowered as a whole by arranging a first rectangular frame, a second rectangular frame and a lifting assembly, which has better practicality. The first gear and the second gear are movably engaged, and the worm and the worm wheel are driven, so the stability of the device is better. The practicality of the device is improved through reasonable structural design.

[0015] (2) In this central transmission concentrator, the rotating rod is fixedly connected to the rectangular frame, and the scraper is fixedly connected to the rectangular frame. During the rotation process, the rotating rod drives the rectangular frame and the scraper to rotate synchronously to complete the stirring and scraping of the material.

[0016] (3) In this central transmission type concentrator, the mounting plate is fixedly connected to the concentrator tank, the stepper motor and the rectangular box are mounted on the mounting plate, the stepper motor drives the drive shaft to rotate during operation, the drive shaft is fixedly passed through the first gear, the short rod is fixedly passed through the second gear, the first gear and the second gear are movably meshed, the short rod is also fixedly passed through the worm, and the transmission rod is fixedly passed through the worm wheel. The worm and the worm wheel are movably meshed, so that the device has self-locking properties, higher stability, and simple later maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front view schematic diagram of a central transmission type concentrator of the utility model;

[0018] Figure 2 It is a top view schematic diagram of a central transmission type concentrator of the utility model;

[0019] Figure 3 It is a three-dimensional structural schematic diagram of a central transmission type concentrator of the utility model;

[0020] Figure 4 This is a schematic diagram of the three-dimensional structure of a stirring and scraping unit of a central transmission type concentrator of the utility model;

[0021] Figure 5 It is a three-dimensional structural schematic diagram of a lifting component of a central transmission type concentrator of the utility model.

[0022] Legend:

[0023] 10. Concentration tank; 11. Lifting plate; 12. Motor; 13. First rectangular frame; 14. Second rectangular frame; 15. Threaded rod; 16. Stirring and scraping unit; 17. Rotating rod; 18. Rectangular frame; 19. Scraper; 21. Mounting plate; 22. Stepper motor; 23. Rectangular box; 24. Drive shaft; 25. First gear; 26. Second gear; 27. Short rod; 28. Worm; 29. ​​Transmission rod; 30. Worm wheel; 31. Guide rod. DETAILED DESCRIPTION

[0024] like Figure 1-5As shown: a central transmission type concentrator, including a motor 12, the output shaft of the motor 12 is provided with a stirring and scraping unit 16, a concentrating tank 10 is provided outside the motor 12, the stirring and scraping unit 16 is located in the cavity of the concentrating tank 10, a first rectangular frame 13 and a second rectangular frame 14 are fixedly connected to the outer wall of the concentrating tank 10, a lifting plate 11 is provided at the top of the concentrating tank 10, the motor 12 is fixedly mounted on the lifting plate 11, a lifting assembly for lifting the lifting plate 11 is provided on one side of the first rectangular frame 13, the lifting assembly includes a threaded rod 15, a stepping motor 22 and a transmission rod 29, and the stirring and scraping unit 16 includes a rotating rod 17, a rectangular frame 18 and a scraper 19. The first rectangular frame 13 and the second rectangular frame 14 are symmetrical around the central axis of the concentrating tank 10, the first rectangular frame 13 and the second rectangular frame 14 are the same in size and shape, and the lifting plate 11 moves through the cavity of the first rectangular frame 13 and the second rectangular frame 14. The threaded rod 15 is arranged in the cavity of the first rectangular frame 13, and a guide rod 31 in a vertical state is fixedly installed in the cavity of the second rectangular frame 14. The guide rod 31 movably penetrates the lifting plate 11, and the threaded rod 15 movably penetrates the lifting plate 11. The threaded rod 15 and the lifting plate 11 are in a threaded connection relationship.

[0025] Specifically, during the concentration process, the material can be stirred and scraped by setting the motor 12 and the stirring and scraping unit 16, and the motor 12 and the stirring and scraping unit 16 can be lifted and lowered as a whole by setting the first rectangular frame 13, the second rectangular frame 14 and the lifting assembly, which has better practicality. The first gear 25 and the second gear 26 are movably engaged, and the worm 28 and the worm wheel 30 are driven, so the stability of the device is better, and the practicality of the device is improved through reasonable structural design.

[0026] The rotating rod 17 is fixedly connected to the output shaft of the motor 12 . The rectangular frame 18 is fixedly mounted on the outer wall of the rotating rod 17 . The rectangular frame 18 is trapezoidal. The scraper 19 is fixedly mounted on one side of the rectangular frame 18 close to the bottom end of the concentrating tank 10 cavity.

[0027] Specifically, the rotating rod 17 is fixedly connected to the rectangular frame 18, and the scraper 19 is fixedly connected to the rectangular frame 18. During the rotation process, the rotating rod 17 drives the rectangular frame 18 and the scraper 19 to rotate synchronously to complete the stirring and scraping of the material.

[0028] A mounting plate 21 is fixedly mounted on the outer wall of the concentration tank 10. The mounting plate 21 is located below the first rectangular frame 13. A stepper motor 22 is fixedly mounted on the mounting plate 21. A rectangular box 23 is also fixedly mounted on the top of the mounting plate 21. The rectangular box 23 is hollow. A transmission rod 29 movably penetrates the top of the rectangular box 23. The top of the transmission rod 29 is fixedly connected to the bottom of the threaded rod 15. The top of the threaded rod 15 is movably mounted on the top wall of the cavity of the first rectangular frame 13 through a bearing. The output shaft of the stepper motor 22 is fixedly connected to a drive shaft 24. The drive shaft 24 movably penetrates the rectangular box 23. The drive shaft 24 is fixedly penetrated by a first gear 25. The first gear 25 is movably meshed with a second gear 26. The central axis of the second gear 26 is fixedly penetrated by a short rod 27. The short rod 27 is movably mounted in the rectangular box 23 through a bearing. The short rod 27 and the drive shaft 24 are parallel to each other. The short rod 27 is also fixedly penetrated by a worm 28, and the transmission rod 29 is fixedly penetrated by a worm wheel 30. The worm 28 is movably engaged with the worm wheel 30, and the bottom end of the worm wheel 30 is movably mounted on the bottom end wall surface of the rectangular box 23 cavity through a bearing.

[0029] Specifically, the mounting plate 21 is fixedly connected to the concentration tank 10, the stepper motor 22 and the rectangular box 23 are mounted on the mounting plate 21, the stepper motor 22 drives the driving shaft 24 to rotate during operation, the driving shaft 24 is fixedly passed through the first gear 25, the short rod 27 is fixedly passed through the second gear 26, the first gear 25 is movably meshed with the second gear 26, the short rod 27 is also fixedly passed through the worm 28, and the transmission rod 29 is fixedly passed through the worm wheel 30. The worm 28 is movably meshed with the worm wheel 30, so that the device has self-locking property, higher stability, and simple later maintenance.

[0030] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A central transmission type concentrator, comprising a motor (12), an output shaft of the motor (12) being provided with a stirring and scraping unit (16), a concentrating tank (10) being provided outside the motor (12), and the stirring and scraping unit (16) being located in a cavity of the concentrating tank (10), characterized in that: A first rectangular frame (13) and a second rectangular frame (14) are fixedly connected to the outer wall surface of the concentration tank (10); a lifting plate (11) is arranged at the top of the concentration tank (10); a motor (12) is fixedly mounted on the lifting plate (11); a lifting component for lifting the lifting plate (11) is arranged on one side of the first rectangular frame (13); the lifting component comprises a threaded rod (15), a stepping motor (22) and a transmission rod (29); and a stirring and scraping unit (16) comprises a rotating rod (17), a rectangular frame (18) and a scraper (19).

2. The central transmission concentrator according to claim 1, characterized in that: The first rectangular frame (13) and the second rectangular frame (14) are symmetrical around the central axis of the concentration tank (10); the first rectangular frame (13) and the second rectangular frame (14) are of the same size and shape; and the lifting plate (11) movably penetrates the cavities of the first rectangular frame (13) and the second rectangular frame (14).

3. The central transmission concentrator according to claim 1, characterized in that: The threaded rod (15) is arranged in the cavity of the first rectangular frame (13), and a guide rod (31) in a vertical state is fixedly installed in the cavity of the second rectangular frame (14). The guide rod (31) movably penetrates the lifting plate (11), and the threaded rod (15) movably penetrates the lifting plate (11), and a threaded connection relationship is formed between the threaded rod (15) and the lifting plate (11).

4. The central transmission concentrator according to claim 1, characterized in that: The rotating rod (17) is fixedly connected to the output shaft of the motor (12); the rectangular frame (18) is fixedly mounted on the outer wall surface of the rotating rod (17); the rectangular frame (18) is trapezoidal; and the scraper (19) is fixedly mounted on one side of the rectangular frame (18) close to the bottom end of the concentrating tank (10) cavity.

5. The central transmission concentrator according to claim 1, characterized in that: A mounting plate (21) is fixedly mounted on the outer wall surface of the concentration tank (10), the mounting plate (21) is located below the first rectangular frame (13), a stepping motor (22) is fixedly mounted on the mounting plate (21), a rectangular box (23) is also fixedly mounted on the top of the mounting plate (21), the rectangular box (23) is hollow, a transmission rod (29) movably penetrates the top of the rectangular box (23), the top of the transmission rod (29) is fixedly connected to the bottom of the threaded rod (15), and the top of the threaded rod (15) is movably mounted on the top wall surface of the cavity of the first rectangular frame (13) through a bearing.

6. The central transmission concentrator according to claim 5, characterized in that: The output shaft of the stepper motor (22) is fixedly connected to a driving shaft (24), the driving shaft (24) movably penetrates the rectangular box (23), the driving shaft (24) is fixedly penetrated by a first gear (25), the first gear (25) is movably engaged with a second gear (26), the central axis of the second gear (26) is fixedly penetrated by a short rod (27), the short rod (27) is movably installed in the rectangular box (23) through a bearing, and the short rod (27) and the driving shaft (24) are in a state of being parallel to each other.

7. The central transmission concentrator according to claim 6, characterized in that: The short rod (27) is also fixedly penetrated by a worm (28), and the transmission rod (29) is fixedly penetrated by a worm wheel (30). The worm (28) and the worm wheel (30) are movably engaged, and the bottom end of the worm wheel (30) is movably mounted on the bottom end wall surface of the rectangular box (23) cavity through a bearing.

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