Multi-stage grinding device for producing regenerated activated carbon

Abstract

The utility model discloses a multi-stage grinding device for producing regenerated activated carbon, which comprises an upper crushing box and a feed port, the feed port is arranged at the top end of the upper crushing box, an upper discharge cover is mounted at the bottom end of the upper crushing box below the feed port, a middle feed cover is movably mounted at the center of the bottom end of the upper discharge cover, and a lower feed cover is mounted at the bottom end of the middle feed cover. A middle crushing box is installed outside the middle feeding cover, and a middle discharging cover is installed at the bottom end of the middle crushing box. According to the regeneration activated carbon crushing and grinding device, convenient multi-stage crushing treatment is achieved, regeneration activated carbon is crushed in an adjustable and controllable-granularity mode, rapid and efficient grinding operation is achieved, the regeneration activated carbon with different crushing degrees can be fully crushed conveniently through the grinding device, and the regeneration activated carbon crushing efficiency and the regeneration activated carbon grinding efficiency are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of multi-stage grinding devices, in particular to a multi-stage grinding device for producing regenerated activated carbon. Background Art

[0002] Activated carbon is a specially treated carbon. The organic raw material is heated under air-tight conditions to reduce non-carbon components. It then reacts with gas, eroding the surface to produce a structure with developed micropores. Since the activation process is a microscopic process, that is, the surface erosion of a large number of molecular carbides is point-like erosion, the surface of the activated carbon has countless tiny pores. Even a small amount of activated carbon has a huge surface area. It has antibacterial and anti-inflammatory effects, and can remove toxins. It has a certain auxiliary therapeutic effect on diseases such as food poisoning, drug poisoning, alcohol poisoning, infection with toxic gases and insect bites. It can accelerate blood circulation, improve the human body's internal environment and promote metabolism.

[0003] For example, a regenerated activated carbon pulverization device disclosed in the authorization announcement number CN208990957U includes a pulverization box, a feeding device, and a discharge box, wherein a first through hole is provided on the top of the pulverization box, one end of the feeding device is fixedly connected to the first through hole, a longitudinal pulverization device is provided in the pulverization box near the first through hole, the longitudinal pulverization device includes a first fixed plate, a longitudinal pulverization column and a first motor, support columns are fixed at both ends of the longitudinal pulverization column, a second through hole and a third through hole are respectively provided at positions of the pulverization box corresponding to the two ends of the longitudinal pulverization column, the support column at one end of the longitudinal pulverization column passes through the second through hole, and the end of the support column away from the longitudinal pulverization column is fixedly connected to the output end of the first motor, and the support column is slidably connected to the second through hole through a bearing;

[0004] Although it realizes the regenerated activated carbon crushing equipment, which can crush the regenerated activated carbon more thoroughly and clean the crushing device, thereby improving the crushing efficiency of the regenerated activated carbon, it does not solve the problem that the existing multi-stage grinding device is not conducive to convenient multi-stage crushing processing when in use. The adjustable type can control the particle size to crush the regenerated activated carbon, which is not convenient for the grinding device to fully crush the regenerated activated carbon with different crushing degrees, greatly affecting the efficiency of the regenerated activated carbon crushing and grinding. Utility Model Content

[0005] The purpose of the utility model is to provide a multi-stage grinding device for producing regenerated activated carbon, so as to solve the problem in the above background technology that the multi-stage grinding device is not convenient for convenient multi-stage crushing treatment, the adjustable type can control the particle size to crush the regenerated activated carbon, and it is not convenient for the grinding device to fully crush the regenerated activated carbon with different crushing degrees, which affects the efficiency of the crushing and grinding of the regenerated activated carbon.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multi-stage grinding device for producing regenerated activated carbon, comprising an upper crushing box and a feed port, the top of the upper crushing box is provided with a feed port, the bottom end of the upper crushing box below the feed port is provided with an upper discharge cover, a middle feed cover is movably provided at the center position of the bottom end of the upper discharge cover, a middle crushing box is provided outside the middle feed cover, a middle discharge cover is provided at the bottom end of the middle crushing box, a grinding bin is provided on the outer wall of the middle discharge cover, a lower discharge cover is provided at the bottom end of the grinding bin, and a middle crushing box inside the middle feed cover is provided. An eccentric main shaft is movably installed at the center position, a distribution plate is movably installed on the top of the eccentric main shaft, a rotating sleeve is mounted on the bottom end of the middle feed cover, a crushing wall is mounted on the inner wall of the rotating sleeve, a bowl-shaped crushing block is mounted on the surface of the eccentric main shaft below the distribution plate, a main shaft sleeve is mounted inside the middle crushing box below the bowl-shaped crushing block, an eccentric sleeve is mounted on the outer wall of the eccentric main shaft on one side of the main shaft sleeve, and the eccentric sleeves are movably connected to the main shaft sleeve, left and right limit blocks are mounted on the top of the main shaft sleeve, and the bowl-shaped crushing block is slidably connected to the left and right limit blocks in the left and right directions.

[0007] Preferably, a servo motor is installed on the side wall of the middle crushing box on one side of the eccentric sleeve, a bevel gear is installed on the output end of the servo motor, a conical toothed disc is mounted on the side wall of the eccentric sleeve above the bevel gear, and the conical toothed disc is meshed with the bevel gear.

[0008] Preferably, a stepper motor is installed on the side wall of the upper crushing box, an upper crushing frame is installed on the output end of the stepper motor, an arc-shaped filter frame is installed inside the upper crushing box below the upper crushing frame, and the upper crushing frame is slidably connected to the arc-shaped filter frame, and an impact block is installed on the inner wall of the upper crushing box above the upper crushing frame.

[0009] Preferably, a second motor is installed at the center position of the side wall of the grinding chamber, a transmission shaft is installed at the output end of the second motor, and the transmission shaft extends to the interior of the grinding chamber, a lower crushing frame is mounted on the outer wall of the transmission shaft, and multiple groups of grinding blocks with equal spacing are installed on the outer wall of the lower crushing frame, a grinding annular mesh block is installed inside the grinding chamber on one side of the lower crushing frame, and the grinding blocks are all slidably connected to the grinding annular mesh block.

[0010] Preferably, an annular gear disc is mounted on the outer wall of the rotating sleeve, a supporting sleeve is mounted on the outer wall of the rotating sleeve below the annular gear disc, and multiple groups of electric push rods with equal spacing are installed on the top of the middle crushing box below the supporting sleeve, and the output ends of the electric push rods are all connected to the supporting sleeve.

[0011] Preferably, a limit guide pin is installed on the top of the support sleeve on one side of the electric push rod, and the limit guide pin is movably connected to the middle crushing box through the support sleeve. The inner wall of the support sleeve is installed with an annular convex tooth, and the outer wall of the rotating sleeve on one side of the annular convex tooth is provided with a concave groove, and the annular convex teeth are all slidably connected to the concave groove.

[0012] Preferably, a rotary motor is mounted on the outer wall of the support sleeve on one side of the electric push rod, and a first gear is mounted on the output end of each rotary motor, and each first gear is meshed with an annular gear disk.

[0013] Preferably, a remote controller is installed on the side wall of the grinding chamber, and the output end of the remote controller is electrically connected to the input ends of the stepping motor, the second motor, the rotary motor, the electric push rod, and the servo motor.

[0014] Compared with the prior art, the beneficial effects of the present invention are as follows: the multi-stage grinding device not only realizes convenient multi-stage crushing processing, but also can adjust the particle size to crush the regenerated activated carbon, realizes fast and efficient grinding operation, facilitates the grinding device to fully crush the regenerated activated carbon with different crushing degrees, and improves the efficiency of crushing and grinding the regenerated activated carbon;

[0015] (1) The upper crushing frame is driven to rotate by a stepper motor. At the same time, the staff pours a large amount of regenerated activated carbon into the interior of the upper crushing box through the feed port in turn. The upper crushing frame drives the regenerated activated carbon to move synchronously. While the regenerated activated carbon is moving, the large pieces of regenerated activated carbon are broken into small granular regenerated activated carbon by the upper crushing frame and the impact block. At the same time, under the filtering effect of the arc filter frame, the small granular regenerated activated carbon passes through the filter holes of the arc filter frame in turn and falls into the interior of the middle feed cover for the next crushing process. Under the influence of its own gravity, the small granular regenerated activated carbon falls into the interior of the middle feed cover and is dispersed with the cooperation of the distribution plate. The servo motor drives the bevel gear to rotate, and the bevel gear drives the bevel gear disk to rotate. At the same time, the bevel gear disk The eccentric sleeve drives the eccentric main shaft to rotate reciprocatingly eccentrically, and the eccentric main shaft drives the bowl-shaped crushing block to move reciprocatingly left and right. While the eccentric main shaft rotates reciprocatingly eccentrically, the small granular regenerated activated carbon dropped into the middle feed cover slides in turn between the bowl-shaped crushing block and the crushing wall. At the same time, the small granular regenerated activated carbon is squeezed and crushed by the bowl-shaped crushing block and the crushing wall in turn, so that the small granular regenerated activated carbon is crushed multiple times to improve the crushing efficiency, improve the subsequent grinding efficiency, speed up the grinding time of the regenerated activated carbon, realize the convenient multi-stage crushing treatment of the multi-stage grinding device for the production of regenerated activated carbon, facilitate the step-by-step crushing treatment of the regenerated activated carbon by the grinding device, reduce the particle size of the regenerated activated carbon, and improve the crushing efficiency of the regenerated activated carbon.

[0016] (2) The electric push rod drives the annular convex teeth to move through the support sleeve, and the annular convex teeth drive the concave groove to move. The concave groove drives the crushing wall to move synchronously through the rotating sleeve, so as to facilitate the adjustment of the distance between the crushing wall and the bowl-shaped crushing block, so as to facilitate the adjustment of the crushing degree of the regenerated activated carbon. The rotating motor drives the first gear to rotate, and the annular gear disk is driven to rotate under the meshing action of the first gear and the annular gear disk. The annular gear disk drives the crushing wall and the concave groove to rotate synchronously through the rotating sleeve. The annular convex teeth movably support the concave groove, and the crushing wall rotates. Under the cooperation of the left and right reciprocating movement of the bowl-shaped crushing block, the crushing effect of the regenerated activated carbon is improved, and the multi-stage grinding device for the production of regenerated activated carbon can be conveniently adjusted to control the particle size to crush the regenerated activated carbon, which is convenient for the grinding device to fully crush the regenerated activated carbon with different crushing degrees, thereby improving the crushing effect of the regenerated activated carbon.

[0017] (3) The second motor drives the lower crushing frame to rotate through the transmission shaft, and the lower crushing frame drives multiple groups of grinding blocks to rotate. While the grinding blocks rotate, they slide with the inner wall of the grinding ring mesh block. The regenerated activated carbon inside the grinding chamber contacts the grinding blocks through the grinding ring mesh block. Under the sliding action of the grinding blocks and the grinding ring mesh block, the regenerated activated carbon is ground. At the same time, the regenerated activated carbon after grinding is affected by gravity and falls to the inside of the lower discharge cover. The staff can put the prepared barrels or bags into the bottom end of the lower discharge cover in turn to collect and process the regenerated activated carbon after grinding, realizing the fast and efficient grinding operation of the multi-stage grinding device for regenerated activated carbon production, and improving the efficiency of regenerated activated carbon grinding. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the three-dimensional structure of the second motor of the present invention;

[0020] Figure 3 This is a schematic diagram of the three-dimensional structure of the annular gear disc of the present invention;

[0021] Figure 4 This is a schematic diagram of the three-dimensional structure of the conical gear disc of the present invention;

[0022] Figure 5 This is a schematic diagram of the three-dimensional structure of the upper crushing frame of the utility model;

[0023] Figure 6 This is a schematic diagram of the front cross-sectional structure of the present utility model;

[0024] Figure 7 This is a front view structural diagram of the utility model;

[0025] Figure 8 This is a schematic diagram of the front cross-sectional structure of the upper crushing box of the present utility model;

[0026] Figure 9 This is a schematic diagram of the front cross-sectional structure of the grinding chamber of the present invention;

[0027] Figure 10 This is a schematic diagram of the three-dimensional structure of the grinding chamber of the present invention.

[0028] Figure: 1. Upper crushing box; 2. Feed port; 3. Upper discharge cover; 4. Middle feed cover; 5. Middle crushing box; 6. Middle discharge cover; 7. Grinding chamber; 8. Lower discharge cover; 9. Rotating sleeve; 10. Stepper motor; 11. Eccentric spindle; 12. Left and right limit blocks; 13. Distributor plate; 14. Bowl-shaped crushing block; 15. Eccentric sleeve; 16. Crushing wall; 17. Servo motor; 18. Bevel gear; 19. Impact block; 20. , conical toothed disc; 21. Limiting guide pin; 22. Upper crushing frame; 23. Arc filter frame; 24. Second motor; 25. Drive shaft; 26. Lower crushing frame; 27. Grinding block; 28. Grinding annular mesh block; 29. ​​Annular toothed disc; 30. Support sleeve; 31. Electric push rod; 32. Annular convex teeth; 33. Concave groove; 34. Main shaft bushing; 35. Rotating motor; 36. First gear; 37. Remote controller. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0030] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like to indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0031] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of such features. In the description of this utility model, "plurality" means two or more, unless otherwise specifically defined.

[0032] Example 1

[0033] See also Figure 1-10 The utility model provides an embodiment: a multi-stage grinding device for producing regenerated activated carbon, comprising an upper crushing box 1 and a feed port 2, the top of the upper crushing box 1 is provided with a feed port 2, an upper discharge cover 3 is installed at the bottom end of the upper crushing box 1 below the feed port 2, a middle feed cover 4 is movably installed at the center position of the bottom end of the upper discharge cover 3, a middle crushing box 5 is installed outside the middle feed cover 4, a middle discharge cover 6 is installed at the bottom end of the middle crushing box 5, a grinding chamber 7 is installed on the outer wall of the middle discharge cover 6, a lower discharge cover 8 is installed at the bottom end of the grinding chamber 7, and an eccentric main shaft 11 is movably installed at the center position inside the middle crushing box 5 , a distribution plate 13 is movably installed on the top of the eccentric main shaft 11, a rotating sleeve 9 is set on the bottom end of the middle feed cover 4, a crushing wall 16 is installed on the inner wall of the rotating sleeve 9, and a bowl-shaped crushing block 14 is set on the surface of the eccentric main shaft 11 below the distribution plate 13. A main shaft bushing 34 is installed inside the middle crushing box 5 below the bowl-shaped crushing block 14. An eccentric sleeve 15 is set on the outer wall of the eccentric main shaft 11 on one side of the main shaft bushing 34, and the eccentric sleeve 15 is movably connected to the main shaft bushing 34. The top of the main shaft bushing 34 is installed with left and right limit blocks 12, and the bowl-shaped crushing block 14 is slidably connected to the left and right limit blocks 12 in the left and right directions;

[0034] A servo motor 17 is installed on the side wall of the middle crushing box 5 on one side of the eccentric sleeve 15. The servo motor 17 plays a role of power drive. A bevel gear 18 is installed on the output end of the servo motor 17. A conical toothed disc 20 is installed on the side wall of the eccentric sleeve 15 above the bevel gear 18, and the conical toothed disc 20 is meshed with the bevel gear 18.

[0035] A stepper motor 10 is installed on the side wall of the upper crushing box 1. The stepper motor 10 plays the role of power drive. The output end of the stepper motor 10 is installed with an upper crushing frame 22. An arc-shaped filter frame 23 is installed inside the upper crushing box 1 below the upper crushing frame 22. The upper crushing frame 22 is slidably connected to the arc-shaped filter frame 23. An impact block 19 is installed on the inner wall of the upper crushing box 1 above the upper crushing frame 22.

[0036] By operating the remote controller 37 to turn on the stepper motor 10, the upper crushing box 1 supports the stepper motor 10, and the stepper motor 10 drives the upper crushing frame 22 to rotate. At the same time, the staff pours a large amount of regenerated activated carbon into the interior of the upper crushing box 1 through the feed port 2 in sequence. The upper crushing frame 22 drives the regenerated activated carbon to move synchronously. While the regenerated activated carbon moves, large pieces of regenerated activated carbon are broken into small granular regenerated activated carbon under the action of the upper crushing frame 22 and the impact block 19. At the same time, under the filtering action of the arc filter frame 23, the small granular regenerated activated carbon is The living carbon passes through the filter holes of the arc filter frame 23 in turn and falls into the interior of the middle feed cover 4 for the next crushing process. Under the influence of its own gravity, the small granular regenerated activated carbon falls into the interior of the middle feed cover 4 and is dispersed with the cooperation of the distribution plate 13. The servo motor 17 is turned on by operating the remote controller 37, and the middle crushing box 5 supports the servo motor 17. The servo motor 17 drives the bevel gear 18 to rotate. Under the meshing action of the bevel gear 18 and the bevel toothed disc 20, the bevel gear 18 drives the bevel toothed disc 20 to rotate, and at the same time, the bevel gear 18 drives the bevel toothed disc 20 to rotate. The toothed disc 20 drives the eccentric main shaft 11 to rotate eccentrically back and forth through the eccentric sleeve 15. The middle crushing box 5 supports the left and right limit blocks 12 through the main shaft bushing 34. The middle crushing box 5 supports the eccentric sleeve 15 through the main shaft bushing 34. The left and right limit blocks 12 support the bowl-shaped crushing block 14 when it moves back and forth. The eccentric main shaft 11 drives the bowl-shaped crushing block 14 to move back and forth. The rotating sleeve 9 supports the crushing wall 16. While the eccentric main shaft 11 rotates back and forth eccentrically, the small granular regenerated activated carbon that falls into the inside of the middle feed cover 4 slides down in sequence. To between the bowl-shaped crushing block 14 and the crushing wall 16, at the same time, the small granular regenerated activated carbon is sequentially squeezed and crushed by the bowl-shaped crushing block 14 and the crushing wall 16, so as to perform multiple crushing processes on the small granular regenerated activated carbon, thereby improving the crushing efficiency, improving the subsequent grinding efficiency, speeding up the grinding time of the regenerated activated carbon, realizing the convenient multi-stage crushing process of the multi-stage grinding device for the production of regenerated activated carbon, facilitating the step-by-step crushing process of the grinding device on the regenerated activated carbon, reducing the particle size of the regenerated activated carbon, and improving the crushing efficiency of the regenerated activated carbon;

[0037] A second motor 24 is installed at the center of the side wall of the grinding chamber 7. The second motor 24 plays the role of power drive. A transmission shaft 25 is installed at the output end of the second motor 24, and the transmission shaft 25 extends to the interior of the grinding chamber 7. A lower crushing frame 26 is mounted on the outer wall of the transmission shaft 25. Multiple groups of grinding blocks 27 with equal spacing are installed on the outer wall of the lower crushing frame 26. A grinding annular mesh block 28 is installed inside the grinding chamber 7 on one side of the lower crushing frame 26, and the grinding blocks 27 are all slidably connected to the grinding annular mesh block 28.

[0038] The regenerated activated carbon after crushing passes through the middle discharge cover 6 and slides into the interior of the grinding chamber 7. The second motor 24 is turned on by operating the remote controller 37. The grinding chamber 7 supports the second motor 24. The second motor 24 drives the lower crushing frame 26 to rotate through the transmission shaft 25. The lower crushing frame 26 drives multiple groups of grinding blocks 27 to rotate. While the grinding blocks 27 rotate, they slide with the inner wall of the grinding annular mesh block 28. The regenerated activated carbon part inside the grinding chamber 7 passes through the grinding annular mesh block 28 and contacts the grinding blocks 27. Under the sliding action of the grinding blocks 27 and the grinding annular mesh block 28, the regenerated activated carbon is ground. At the same time, the regenerated activated carbon after grinding is affected by gravity and falls into the interior of the lower discharge cover 8. The staff can sequentially put the prepared barrels or bags into the bottom end of the lower discharge cover 8 to collect and process the regenerated activated carbon after grinding, thereby realizing fast and efficient grinding operation of the multi-stage grinding device for regenerated activated carbon production and improving the efficiency of regenerated activated carbon grinding.

[0039] An annular gear disc 29 is mounted on the outer wall of the rotating sleeve 9, and a support sleeve 30 is mounted on the outer wall of the rotating sleeve 9 below the annular gear disc 29. A plurality of groups of electric push rods 31 with equal spacing are installed on the top of the middle crushing box 5 below the support sleeve 30. The electric push rods 31 play the role of power drive, and the output ends of the electric push rods 31 are all connected to the support sleeve 30;

[0040] The top of the support sleeve 30 on one side of the electric push rod 31 is equipped with a limit guide pin 21, and the limit guide pin 21 is movably connected to the middle crushing box 5 through the support sleeve 30. The inner wall of the support sleeve 30 is equipped with an annular convex tooth 32, and the outer wall of the rotating sleeve 9 on one side of the annular convex tooth 32 is provided with a concave groove 33, and the annular convex teeth 32 are slidably connected with the concave groove 33. A rotating motor 35 is installed on the outer wall of the support sleeve 30 on one side of the electric push rod 31. The rotating motor 35 plays a role of power drive. The output end of the rotating motor 35 is equipped with a first gear 36, and the first gear 36 is meshed with the annular gear disk 29. A remote controller 37 is installed on the side wall of the grinding bin 7, and the output end of the remote controller 37 is electrically connected to the input end of the stepping motor 10, the second motor 24, the rotating motor 35, the electric push rod 31, and the servo motor 17.

[0041] By operating the remote controller 37 to open the electric push rod 31, the middle crushing box 5 supports the electric push rod 31, and the electric push rod 31 drives the annular convex tooth 32 to move through the support sleeve 30. Under the meshing action of the annular convex tooth 32 and the concave groove 33, the annular convex tooth 32 drives the concave groove 33 to move, and the concave groove 33 drives the crushing wall 16 to move synchronously through the rotating sleeve 9, so as to facilitate the adjustment of the distance between the crushing wall 16 and the bowl-shaped crushing block 14, so as to facilitate the adjustment of the crushing degree of the regenerated activated carbon. By operating the remote controller 37 to open the rotating motor 35, the support sleeve 30 supports the rotating motor 35, and the rotating motor 35 drives the first gear 32 to move. The wheel 36 rotates, and the annular toothed disc 29 is driven to rotate under the meshing action of the first gear 36 and the annular toothed disc 29. The annular toothed disc 29 drives the crushing wall 16 and the concave groove 33 to rotate synchronously through the rotating sleeve 9. The annular convex teeth 32 movably support the concave groove 33. The crushing wall 16 rotates, and the left and right reciprocating movement of the bowl-shaped crushing block 14 cooperates to improve the crushing effect of the regenerated activated carbon, realizing the convenient adjustment of the multi-stage grinding device for the production of regenerated activated carbon, which can control the particle size to crush the regenerated activated carbon, facilitates the grinding device to fully crush the regenerated activated carbon with different crushing degrees, and improves the crushing effect of the regenerated activated carbon.

[0042] Working steps

[0043] First, the staff moves the grinding device to the designated grinding position, and the stepper motor 10 drives the upper crushing frame 22 to rotate. At the same time, the staff pours a large amount of regenerated activated carbon into the interior of the upper crushing box 1 through the feed port 2 in turn. The upper crushing frame 22 drives the regenerated activated carbon to move synchronously. While the regenerated activated carbon is moving, the large pieces of regenerated activated carbon are broken into small granular regenerated activated carbon under the action of the upper crushing frame 22 and the impact block 19. At the same time, under the filtering action of the arc filter frame 23, the small granular regenerated activated carbon passes through the filter holes of the arc filter frame 23 in turn and falls into the interior of the middle feed cover 4 for the next crushing process. Under the influence of its own gravity, the small granular regenerated activated carbon falls into the interior of the middle feed cover 4 and is crushed on the distribution plate 13. The servo motor 17 drives the bevel gear 18 to rotate, and the bevel gear 18 drives the bevel gear disc 20 to rotate. At the same time, the conical gear disc 20 drives the eccentric main shaft 11 to rotate reciprocatingly eccentrically through the eccentric sleeve 15. The middle crushing box 5 supports the left and right limit blocks 12 through the main shaft bushing 34. The eccentric main shaft 11 drives the bowl-shaped crushing block 14 to move back and forth. The rotating sleeve 9 supports the crushing wall 16. While the eccentric main shaft 11 rotates reciprocatingly eccentrically, the small granular regenerated activated carbon that falls into the inside of the middle feed cover 4 slides between the bowl-shaped crushing block 14 and the crushing wall 16 in turn. At the same time, the small granular regenerated activated carbon is squeezed and crushed by the reciprocating extrusion of the bowl-shaped crushing block 14 and the crushing wall 16 in turn to crush the small granular regenerated activated carbon. Multiple crushing processes are performed to improve the crushing efficiency, to improve the subsequent grinding efficiency, and to speed up the grinding time of the regenerated activated carbon. The electric push rod 31 drives the annular convex teeth 32 to move through the supporting sleeve 30, and the annular convex teeth 32 drives the concave groove 33 to move. The concave groove 33 drives the crushing wall 16 to move synchronously through the rotating sleeve 9 to facilitate the adjustment of the distance between the crushing wall 16 and the bowl-shaped crushing block 14 to facilitate the adjustment of the crushing degree of the regenerated activated carbon. The rotating motor 35 drives the first gear 36 to rotate, and the annular gear disc 29 is driven to rotate under the meshing action of the first gear 36 and the annular gear disc 29. The annular gear disc 29 drives the crushing wall 16 and the concave groove 33 to rotate synchronously through the rotating sleeve 9, and the annular convex teeth 32 move the concave groove 33. The support, the crushing wall 16 rotates, and the left and right reciprocating movement of the bowl-shaped crushing block 14 cooperates to improve the crushing effect of the regenerated activated carbon. The regenerated activated carbon after crushing passes through the middle discharge cover 6 and slides into the inside of the grinding bin 7. The second motor 24 drives the lower crushing frame 26 to rotate through the transmission shaft 25, and the lower crushing frame 26 drives multiple groups of grinding blocks 27 to rotate. While the grinding blocks 27 rotate, they slide with the inner wall of the grinding annular mesh block 28. The regenerated activated carbon part inside the grinding bin 7 passes through the grinding annular mesh block 28 and contacts the grinding blocks 27. Under the sliding action of the grinding blocks 27 and the grinding annular mesh block 28, the regenerated activated carbon is ground. At the same time, the regenerated activated carbon after grinding falls to the inside of the lower discharge cover 8 under the influence of gravity.The staff can sequentially insert the prepared barrels or bags into the bottom end of the lower discharge cover 8 to collect and process the regenerated activated carbon after grinding, thus completing the use of the multi-stage grinding device.

[0044] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A multi-stage grinding device for producing regenerated activated carbon, comprising an upper crushing box and a feed inlet, characterized in that: The top of the upper crushing box is provided with a feed port, and an upper discharge cover is installed at the bottom end of the upper crushing box below the feed port. A middle feed cover is movably installed at the center position of the bottom end of the upper discharge cover, a middle crushing box is installed outside the middle feed cover, a middle discharge cover is installed at the bottom end of the middle crushing box, a grinding bin is installed on the outer wall of the middle discharge cover, and a lower discharge cover is installed at the bottom end of the grinding bin. An eccentric main shaft is movably installed at the center position inside the middle crushing box, and the top end of the eccentric main shaft is movably installed. A distribution plate is movably installed, and a rotating sleeve is mounted on the bottom end of the middle feed cover. A crushing wall is mounted on the inner wall of the rotating sleeve. A bowl-shaped crushing block is mounted on the surface of the eccentric main shaft below the distribution plate. A main shaft sleeve is mounted inside the middle crushing box below the bowl-shaped crushing block. An eccentric sleeve is mounted on the outer wall of the eccentric main shaft on one side of the main shaft sleeve, and the eccentric sleeves are movably connected to the main shaft sleeve. Left and right limit blocks are mounted on the top end of the main shaft sleeve, and the bowl-shaped crushing block is slidably connected to the left and right limit blocks in the left and right directions.

2. The multi-stage grinding device for producing regenerated activated carbon according to claim 1, characterized in that: A servo motor is installed on the side wall of the middle crushing box on one side of the eccentric sleeve, a bevel gear is installed on the output end of the servo motor, a conical toothed disc is installed on the side wall of the eccentric sleeve above the bevel gear, and the conical toothed disc is meshed with the bevel gear.

3. The multi-stage grinding device for producing regenerated activated carbon according to claim 1, characterized in that: A stepper motor is installed on the side wall of the upper crushing box, and an upper crushing frame is installed on the output end of the stepper motor. An arc filter frame is installed inside the upper crushing box below the upper crushing frame, and the upper crushing frame is slidably connected to the arc filter frame. An impact block is installed on the inner wall of the upper crushing box above the upper crushing frame.

4. The multi-stage grinding device for producing regenerated activated carbon according to claim 1, characterized in that: A second motor is installed at the center of the side wall of the grinding chamber, a transmission shaft is installed at the output end of the second motor, and the transmission shaft extends to the interior of the grinding chamber, a lower crushing frame is mounted on the outer wall of the transmission shaft, and multiple groups of grinding blocks with equal spacing are installed on the outer wall of the lower crushing frame, a grinding annular mesh block is installed inside the grinding chamber on one side of the lower crushing frame, and the grinding blocks are all slidably connected to the grinding annular mesh block.

5. The multi-stage grinding device for producing regenerated activated carbon according to claim 1, characterized in that: An annular gear disc is mounted on the outer wall of the rotating sleeve, a supporting sleeve is mounted on the outer wall of the rotating sleeve below the annular gear disc, and multiple groups of electric push rods with equal spacing are installed on the top of the middle crushing box below the supporting sleeve, and the output ends of the electric push rods are all connected to the supporting sleeve.

6. The multi-stage grinding device for producing regenerated activated carbon according to claim 5, characterized in that: The top of the support sleeve on one side of the electric push rod is equipped with a limit guide pin, and the limit guide pin is movably connected to the middle crushing box through the support sleeve. The inner wall of the support sleeve is equipped with an annular convex tooth, and the outer wall of the rotating sleeve on one side of the annular convex tooth is equipped with a concave groove, and the annular convex teeth are slidably connected to the concave groove.

7. The multi-stage grinding device for producing regenerated activated carbon according to claim 5, characterized in that: A rotating motor is installed on the outer wall of the supporting sleeve frame on one side of the electric push rod. The output ends of the rotating motors are all installed with first gears, and the first gears are all meshed with the annular gear disc.

8. The multi-stage grinding device for producing regenerated activated carbon according to claim 1, characterized in that: A remote controller is installed on the side wall of the grinding chamber, and an output end of the remote controller is electrically connected to input ends of the stepping motor, the second motor, the rotary motor, the electric push rod, and the servo motor.

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