CN117065836A

CN117065836A - Lithotripter device

Info

Publication number: CN117065836A
Application number: CN202311196669.8A
Authority: CN
Inventors: 陈可; 李春芳; 黎维志; 李方明
Original assignee: Hubei Lucheng New Materials Co ltd
Current assignee: Hubei Lucheng New Materials Co ltd
Priority date: 2023-09-15
Filing date: 2023-09-15
Publication date: 2023-11-17

Abstract

The invention relates to the field of stone crusher, and discloses a stone crusher, which comprises a base, wherein the upper side of the base is connected with a plurality of installation seats in a sliding way along the radial direction, a plurality of conical stone crushing rollers are rotationally connected to the installation seats, the conical stone crushing rollers encircle to form a conical stone crushing cavity with a large upper part and a small lower part, the periphery of the conical stone crushing rollers is combined with a conical protective cover, the conical protective cover is fixedly arranged on the base, the outer wall of the conical stone crushing roller is provided with a plurality of crushing teeth, the crushing teeth are sequentially reduced from top to bottom, and the base is provided with a horizontal extrusion mechanism for driving the installation seats to be mutually close to or far away from each other. The invention has the following advantages and effects: the large stone is extruded in all directions through the tapered stone roller, the tapered stone roller is provided with the crushing teeth from top to bottom, crushed stones are extruded in all levels, the crushing steps are gradually reduced, the stone crushing process is finally completed, the stone crushing efficiency is high, and the stone crushing effect is good.

Description

Lithotripter device

Technical Field

The invention relates to the technical field of stone crushers, in particular to a stone crusher.

Background

Crushers, also known as lithotripters. Is a crushing machine which is used in the processing process of metal ores and nonmetallic ores and can crush mined raw ores into small particles through extrusion, bending and other modes. The common crushing machines comprise jaw crushers, gyratory crushers, cone crushers, roller crushers, hammer crushers, impact crushers and the like, wherein the jaw crushers comprise fixed jaw plates and movable jaw plates, materials are crushed when the two jaw plates are close, and materials smaller than a discharge hole are discharged from the bottom when the two jaw plates are separated; the gyratory crusher is a large crushing machine which utilizes the gyratory motion of a crushing cone in a cone cavity in a shell to generate extrusion, splitting and bending actions on materials and coarsely crush ores or rocks with various hardness; the roller crusher is a machine which uses the friction force of the roller surface to bite materials into a crushing area to make the materials bear extrusion or splitting for crushing; the impact crusher is a machine that crushes materials by repeated impact by utilizing the high-speed impact of a plate hammer and the rebound action of an impact plate.

The crusher only extrudes stone blocks in one direction, so that the crusher has single function and lower stone crushing efficiency.

Disclosure of Invention

The invention aims to provide a stone breaking device which has the effects of multi-directional stone breaking, good stone breaking effect and energy conservation.

The technical aim of the invention is realized by the following technical scheme: the utility model provides a rubble device, includes the base, the radial sliding connection of base upside has a plurality of mount pads, and is a plurality of all rotate on the mount pad and be connected with the toper rubble cylinder, a plurality of the toper rubble cylinder encircles and is circularly, forms big-end-up's toper rubble cavity, and a plurality of the toper rubble cylinder periphery has the toper protection casing, toper protection casing fixed mounting is in on the base, toper rubble cylinder outer wall is equipped with a plurality of broken teeth, and a plurality of broken teeth reduce from last from down in proper order, be equipped with the horizontal extrusion mechanism that a plurality of mount pads of drive are close to each other or keep away from on the base.

Through adopting above-mentioned technical scheme, a plurality of toper stone cylinders form big-end-up's rubble cavity, big stone gets into from the rubble cavity upper end, horizontal extrusion mechanism drives a plurality of toper stone cylinders and is close to each other or keep away from, with big stone extrusion into little rubble, little rubble falls out from the bottom of rubble cavity, or fall out from the gap of two adjacent toper stone cylinders, fall out from the protection casing bottom through the toper protection casing, accomplish the rubble, pass through the extrusion of a plurality of toper stone cylinders to big stone through each direction, and toper stone cylinder top-down sets up a plurality of crushing teeth, make the extrusion of broken stone through each level, progressively diminish, finally accomplish the rubble process, rubble efficient, and rubble effect is good.

The invention is further provided with: the horizontal extrusion mechanism comprises a fixed frame fixedly mounted on the base, a rotating shaft is longitudinally connected to the fixed frame, an eccentric wheel is fixedly mounted on the rotating shaft, guide rods are respectively fixedly mounted at the upper end and the lower end of the fixed frame in the transverse direction, mounting seats are slidably connected to the guide rods, the conical stone roller is rotationally connected to the mounting seats, the mounting seats are far away from one end of the fixed frame, springs are arranged between the mounting seats, the mounting seats are close to one side of the eccentric wheel and are rotationally connected with rotating wheels, the rotating wheels are in contact with the eccentric wheel, and a rotating mechanism for driving the conical stone roller to rotate is arranged on the mounting seats.

Through adopting above-mentioned technical scheme, fixing base is close to cone-shaped broken stone cylinder one side sliding connection mount pad, and pivot rotary drive and pivot fixed connection's eccentric wheel are rotatory, set up the spring between fixing base and the mount pad, and the eccentric wheel rotary drive mount pad is kept away from the fixing base, and under the spring force effect, the spring pulling mount pad is close to the fixing base, makes the mount pad be close to or keep away from the fixing base, and cone-shaped broken stone cylinders on a plurality of mount pads are close to or keep away from each other, with the crowded crushing of stone.

The invention is further provided with: the rotary mechanism comprises a first bevel gear fixedly mounted at the upper end of the cone-shaped broken stone roller, a second bevel gear meshed with the first bevel gear is rotatably connected to the mounting frame, a sliding rod is slidably connected to a central shaft of the second bevel gear, a bar-shaped protruding block is fixedly mounted at one end of the mounting frame and close to the sliding rod, a sliding groove for the sliding rod to be inserted is formed in the second bevel gear, the sliding rod is far away from one end of the mounting frame and is rotatably connected to the mounting frame, a third bevel gear is fixedly mounted on the upper end of the rotating shaft, a fourth bevel gear meshed with the third bevel gear is fixedly mounted on the fourth bevel gear, and a driving mechanism for driving the rotating shaft to rotate is arranged on the base.

Through adopting above-mentioned technical scheme, the pivot is rotatory, drive bevel gear three rotations, bevel gear three rotation drive is with the bevel gear four rotations of meshing with it, bevel gear four rotation drive bevel gear three rotations, bevel gear three rotation drive slide bar is rotatory, there is bar lug slide joint on the bar lug, bevel gear two rotates to be connected on the mounting bracket, slide bar rotation drive bevel gear two is rotatory, bevel gear two rotation drive bevel gear one is rotatory, bevel gear one and cone-shaped stone roller's center pin fixed connection, make the cylinder rotatory, owing to be equipped with the eccentric wheel in the pivot, the pivot is rotatory, can drive cone-shaped stone roller one side rotation, be close to each other or keep away from on one side, carry out the spin extrusion when being close to the extrusion stone, stone effect is better.

The invention is further provided with: the driving mechanism comprises pinions fixedly installed at the bottoms of the rotating shafts, a first large gear is meshed with the pinions on the rotating shafts at intervals, a second large gear is meshed with the pinions on the adjacent rotating shafts, and a power mechanism for driving the first large gear and the second large gear to rotate in different directions is arranged on the base.

Through adopting above-mentioned technical scheme, the cone stone roller is equipped with even number, it is equipped with 6 cone stone rollers to assume, 6 cone stone rollers encircle and are circularly, mark respectively for 1, 2, 3, 4, 5,6 numbers along circular direction, then with 1, 3, 5 the fixed mounting's in pivot bottom that the cone stone roller is correlated with pinion and gear wheel one mesh, with 2, 4, 6 the fixed mounting's in pivot bottom that the cone stone roller is correlated with pinion and gear wheel two mesh, power unit drives gear wheel one clockwise rotation, drive gear wheel two anticlockwise rotations simultaneously, then the rotation direction of adjacent cone stone roller is opposite, more be favorable to the cone stone roller to the extrusion breakage of stone, stone effect is better.

The invention is further provided with: the power mechanism comprises a mounting box fixedly mounted at the bottom of the base, a motor is fixedly mounted at the bottom of the mounting box, an output shaft of the motor is fixedly connected with a driving shaft, the driving shaft is rotationally connected to the mounting box, a gear I is fixedly connected to the upper end of the driving shaft, the gear I is meshed with a large gear I, a bevel gear five is fixedly mounted at the bottom of the driving shaft, the bevel gear five is longitudinally meshed with a bevel gear six, the bevel gear six is rotationally connected to the mounting box, a bevel gear seven is meshed with the bevel gear six, a sleeve is rotationally connected to the mounting box, the sleeve is sleeved on the driving shaft, the bevel gear seven is fixedly mounted at the bottom of the sleeve, a gear II is fixedly mounted at the upper end of the sleeve, and the gear II is meshed with the large gear II.

Through adopting above-mentioned technical scheme, motor drive shaft rotation, drive shaft upper end fixed mounting gear one, gear one and gear one mesh, drive shaft lower extreme fixed mounting bevel gear five, drive shaft drive bevel gear five rotates, bevel gear five rotation drive bevel gear six rotates, piebald horse gear six rotation drive is with the seven rotations of bevel gear of meshing with it, sleeve rotation on the drive shaft is established to the seven rotation drive cover of bevel gear, sleeve upper end fixed with gear two meshes with gear two, drive gear one and gear two through a motor and rotate towards opposite direction, then drive a plurality of cone-shaped broken stone cylinders and be close to each other or keep away from, and drive adjacent cone-shaped broken stone cylinder's rotation direction is opposite, the energy saving when rubble effect is good.

The invention is further provided with: and a discharge hole is formed in the center of the base.

Through adopting above-mentioned technical scheme, the base center is equipped with the discharge gate, makes things convenient for rubble to go through the discharge gate ejection of compact on toper protection casing lower extreme and the base.

The beneficial effects of the invention are as follows:

1. the plurality of cone-shaped stone rollers form a stone crushing cavity with big top and small bottom, big stones enter from the upper end of the stone crushing cavity, the horizontal extrusion mechanism drives the plurality of cone-shaped stone rollers to be close to or far away from each other, big stones are extruded into small stones, the small stones fall out of the bottoms of the stone crushing cavities or fall out of gaps between two adjacent cone-shaped stone rollers, the small stones fall out of the bottoms of the protective cover through the cone-shaped protective cover, the stone crushing is completed, the big stones are extruded in all directions through the plurality of cone-shaped stone rollers, and the cone-shaped stone rollers are provided with a plurality of crushing teeth from top to bottom, so that the crushed stones are extruded in all levels to be gradually reduced, the stone crushing process is finally completed, the stone crushing efficiency is high, and the stone crushing effect is good;

2. the large gear I and the large gear II are driven to rotate in opposite directions through the motor, then the tapered stone drums are driven to be close to or far away from each other, the rotation directions of the adjacent tapered stone drums are driven to be opposite, and energy is saved while the stone crushing effect is good;

3. the rotary shaft rotates to drive the bevel gear III to rotate, the bevel gear IV rotates to drive the bevel gear III to rotate, one end of the slide bar is provided with a bar-shaped convex block, the bar-shaped convex block is connected with the bevel gear II in a sliding way, the bevel gear II is rotationally connected to the mounting frame, the slide bar rotates to drive the bevel gear II to rotate, the bevel gear I rotates to drive the bevel gear I, the bevel gear I is fixedly connected with the central shaft of the cone-shaped stone roller, so that the roller rotates, and the eccentric wheel is arranged on the rotary shaft;

4. the power mechanism drives the first large gear to rotate clockwise, and simultaneously drives the second large gear to rotate anticlockwise, so that the rotation directions of the adjacent cone-shaped broken stone drums are opposite, the cone-shaped broken stone drums are more beneficial to crushing stones, and the broken stone effect is better.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of the structure of the present invention.

Fig. 2 is a schematic top view of the present invention.

FIG. 3 is a schematic view of the cross-sectional structure of the A-A device of the present invention.

FIG. 4 is an enlarged schematic view of a set of horizontal pressing mechanisms according to the present invention at B.

Fig. 5 is an enlarged schematic view of the structure of the present invention at C.

In the figure, 1, a base; 2. a cone-shaped stone crushing roller; 3. a conical shield; 4. crushing teeth; 5. a horizontal extrusion mechanism; 51. a fixing frame; 52. a rotating shaft; 53. an eccentric wheel; 54. a guide rod; 55. a mounting base; 56. a spring; 57. a rotating wheel; 6. a rotation mechanism; 61. bevel gears I; 62. bevel gears II; 63. a slide bar; 64. a bar-shaped bump; 65. a chute; 66. bevel gears III; 67. bevel gears IV; 7. a driving mechanism; 71. a pinion gear; 72. a first large gear; 73. a second large gear; 8. a power mechanism; 81. a mounting box; 82. a motor; 83. a drive shaft; 84. a first gear; 85. a bevel gear V; 86. a bevel gear six; 87. a bevel gear seven; 88. a sleeve; 89. a second gear; 9. and a discharge port.

Detailed Description

The technical scheme of the present invention will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to fall within the scope of the invention.

As shown in figures 1-5, the stone breaking device comprises a base 1, a discharge hole 9 is arranged in the center of the base 1, 6 mounting seats 55,6 are slidably connected to the upper end of the base 1 along the radial direction, tapered stone drums 2 are rotatably connected to the 6 mounting seats 55, the 6 tapered stone drums 2 form tapered stone cavities with large upper parts and small lower parts, tapered protective covers 3 are combined on the peripheries of the 6 tapered stone drums 2, the tapered protective covers 3 are positioned between the tapered stone drums 2 and the mounting seats 55, the distance between the inner walls of the tapered protective covers 3 and the outer walls of the tapered stone drums 2 can be used for enabling the tapered stone drums 2 to move back and forth in the horizontal direction, the tapered protective covers 3 are fixedly mounted on the base 1, a plurality of breaking teeth 4 are arranged on the outer walls of the tapered stone drums 2, the breaking teeth 4 are sequentially reduced from top to bottom, and a horizontal extrusion mechanism 5 for driving the tapered stone drums 2 to be close to or far away from each other is arranged on the base 1.

The 6 cone-shaped broken stone rollers 2 form a broken stone cavity with big top and small bottom, big stones enter from the upper end of the broken stone cavity, the horizontal extrusion mechanism 5 drives the cone-shaped broken stone rollers 2 to be close to or far away from each other, the big stones are extruded into small broken stones, the small broken stones fall out from the bottoms of the broken stone cavities or fall out from gaps of two adjacent cone-shaped broken stone rollers 2, and the broken stones fall out from the bottoms of the protection covers through the cone-shaped protection covers 3.

As shown in fig. 4, the horizontal extrusion mechanism 5 comprises a fixing frame 51 fixedly installed on the base 1, a rotating shaft 52 is longitudinally and rotatably connected to the fixing frame 51, an eccentric wheel 53 is fixedly installed on the rotating shaft 52, guide rods 54 are respectively and fixedly installed at the lower and upper ends of the fixing frame 51 in the transverse direction, a mounting seat 55 is slidably connected to the guide rods 54, the cone-shaped broken stone roller 2 is rotatably connected to one end, far away from the fixing frame 51, of the mounting seat 55, a spring 56 is arranged between the mounting seat 55 and the fixing frame 51, a rotating wheel 57 is rotatably connected to one side, close to the eccentric wheel 53, of the mounting seat 55, the rotating wheel 57 is in contact with the eccentric wheel 53, and a rotating mechanism 6 for driving the cone-shaped broken stone roller 2 to rotate is arranged on the rotating shaft 52 and the mounting seat 55.

The fixing base is close to one side of the cone-shaped broken stone roller 2 and is connected with the mounting base 55 in a sliding manner, the rotating shaft 52 rotates to drive the eccentric wheel 53 fixedly connected with the rotating shaft 52 to rotate, the spring 56 is arranged between the fixing base and the mounting base 55, the eccentric wheel 53 rotates to drive the mounting base 55 to be away from the fixing base, the spring 56 pulls the mounting base 55 to be close to the fixing base under the action of the force of the spring 56, the mounting base 55 is close to or far away from the fixing base, the cone-shaped broken stone rollers 2 on the plurality of mounting bases 55 are close to or far away from each other, and stones are crushed in a squeezing manner.

As shown in fig. 4, the rotating mechanism 6 comprises a first bevel gear 61 fixedly installed at the upper end of the cone-shaped stone crushing roller 2, a second bevel gear 62 is meshed with the first bevel gear 61, the second bevel gear 62 is rotatably connected to the mounting frame, a sliding rod 63 is slidably connected to the central shaft of the second bevel gear 62, a bar-shaped projection 64 is fixedly installed at one end of the sliding rod 63 close to the mounting frame, a sliding groove 65 for inserting the sliding rod 63 is arranged on the second bevel gear 62, one end of the sliding rod 63 far away from the mounting frame is rotatably connected to the mounting frame 51, a third bevel gear 66 is fixedly installed at the upper end of the rotating shaft 52, a fourth bevel gear 67 is meshed with the third bevel gear 66, the fourth bevel gear 67 is fixedly installed on the sliding rod 63, and a driving mechanism 7 for driving the rotating shaft 52 to rotate is arranged on the base 1.

The rotating shaft 52 rotates to drive the bevel gear III 66 to rotate, the bevel gear IV 67 meshed with the bevel gear III 66 is rotationally driven to rotate, the bevel gear IV 67 is rotationally driven to rotate by the bevel gear III 66, the slide bar 63 is provided with the bar-shaped protruding block 64 at one end of the slide bar 63, the bar-shaped protruding block 64 is slidably clamped with the bevel gear II 62, the bevel gear II 62 is rotationally connected to the mounting frame, the slide bar 63 is rotationally driven to rotate by the bevel gear II 62, the bevel gear I61 is fixedly connected with the central shaft of the cone-shaped stone roller 2, and the eccentric wheel 53 is arranged on the rotating shaft 52, so that the cone-shaped stone roller 2 can be driven to rotate while being close to or far away from each other to squeeze stones, and simultaneously, and the stone is rotationally squeezed, so that the stone crushing effect is better.

The driving mechanism 7 comprises a pinion 71 fixedly arranged at the bottom of the rotating shaft 52, a first large gear 72 is meshed with the pinion 71 on the rotating shaft 52 at intervals, a second large gear 73 is meshed with the pinion 71 on the adjacent rotating shaft 52, and a power mechanism 8 for driving the first large gear 72 and the second large gear 73 to rotate in different directions is arranged on the base 1.

As shown in fig. 1 and 4, 6 tapered stone rollers 2 are arranged, 6 tapered stone rollers 2 are round, 1, 2, 3, 4, 5 and 6 are marked along the round direction, a pinion 71 fixedly arranged at the bottom of a rotating shaft 52 associated with the 1, 3 and 5 tapered stone rollers 2 is meshed with a first large gear 72, a pinion 71 fixedly arranged at the bottom of the rotating shaft 52 associated with the 2, 4 and 6 tapered stone rollers 2 is meshed with a second large gear 73, a power mechanism 8 drives the first large gear 72 to rotate clockwise, meanwhile, the second large gear 73 is driven to rotate anticlockwise, the rotation directions of adjacent tapered stone rollers 2 are opposite, the extrusion and crushing of stones by the tapered stone rollers 2 are facilitated, and a stone crushing effect is better.

As shown in fig. 1 and 5, the power mechanism 8 comprises a mounting box 81 fixedly mounted at the bottom of the base 1, a motor 82 is fixedly mounted at the bottom of the mounting box 81, a driving shaft 83 is fixedly connected with an output shaft of the motor 82, the driving shaft 83 is rotatably connected to the mounting box 81, a first gear 84 is fixedly connected to the upper end of the driving shaft 83, the first gear 84 is meshed with a first large gear 72, a fifth bevel gear 85 is fixedly mounted at the bottom of the driving shaft 83, a sixth bevel gear 86 is longitudinally meshed with the fifth bevel gear 85, the sixth bevel gear 86 is rotatably connected to the mounting box 81, the sixth bevel gear 86 is meshed with a seventh bevel gear 87, a sleeve 88 is rotatably connected to the mounting box 81, the sleeve 88 is sleeved on the driving shaft 83, the seventh bevel gear 87 is fixedly mounted at the bottom of the sleeve 88, a second gear 89 is fixedly mounted at the upper end of the sleeve 88, and the second gear 89 is meshed with a second large gear 73.

The motor 82 drives the driving shaft 83 to rotate, a gear I84 is fixedly arranged at the upper end of the driving shaft 83, the gear I84 is meshed with the gear II 72, a bevel gear V85 is fixedly arranged at the lower end of the driving shaft 83, the driving shaft 83 drives the bevel gear V85 to rotate, the bevel gear V85 drives the bevel gear V86 to rotate, the piebald horse fly wheel V drives the bevel gear V87 meshed with the bevel gear V to rotate, the bevel gear V87 drives a sleeve 88 sleeved on the driving shaft 83 to rotate, a gear II 89 is fixedly arranged at the upper end of the sleeve 88, the gear II 89 is meshed with the gear II 73, the gear I72 and the gear II 73 are driven to rotate in opposite directions through the motor 82, then a plurality of cone-shaped stone rollers 2 are driven to be close to or far away from each other, the rotation directions of adjacent cone-shaped stone rollers 2 are driven to be opposite, and energy is saved while the stone crushing effect is good.

Claims

1. A lithotripter comprising a base (1), characterized in that: the utility model discloses a cone-shaped stone crushing machine, including base (1), cone-shaped stone crushing cylinder (2) and cone-shaped protection casing (3), cone-shaped protection casing (3) fixed mounting are in on base (1), cone-shaped stone crushing cylinder (2) outer wall is equipped with a plurality of broken teeth (4), and a plurality of broken teeth (4) reduce from last in proper order down, be equipped with on base (1) and drive a plurality of mount pad (55) and be close to each other or horizontal extrusion mechanism (5) that keep away from.

2. A lithotripter according to claim 1, wherein: the horizontal extrusion mechanism (5) comprises a fixing frame (51) fixedly installed on the base (1), a rotating shaft (52) is longitudinally connected to the fixing frame (51) in a rotating mode, an eccentric wheel (53) is fixedly installed on the rotating shaft (52), guide rods (54) are respectively fixedly installed at the upper end and the lower end of the fixing frame (51) in the transverse direction, installation bases (55) are slidably connected to the guide rods (54), the conical stone roller (2) is rotationally connected to the installation bases (55) and far away from one end of the fixing frame (51), springs (56) are arranged between the installation bases (55) and the fixing frame (51), a rotating wheel (57) is connected to one side of the installation bases (55) in a rotating mode, the rotating wheel (57) is in contact with the eccentric wheel (53), and a rotating mechanism (6) for driving the conical stone roller (2) to rotate is arranged on the rotating shaft (52) and the installation bases (55).

3. A lithotripter according to claim 2, wherein: the rotary mechanism (6) comprises a first bevel gear (61) fixedly mounted at the upper end of the conical stone roller (2), a second bevel gear (62) is meshed with the first bevel gear (61), the second bevel gear (62) is rotationally connected to the mounting frame, a sliding rod (63) is slidingly connected to a central shaft of the second bevel gear (62), a bar-shaped lug (64) is fixedly mounted on the sliding rod (63) near one end of the mounting frame, a sliding groove (65) for inserting the sliding rod (63) is formed in the second bevel gear (62), the sliding rod (63) is far away from one end of the mounting frame and rotationally connected to the mounting frame (51), a third bevel gear (66) is meshed with a fourth bevel gear (67), the fourth bevel gear (67) is fixedly mounted on the sliding rod (63), and a driving mechanism (7) for driving the rotating shaft (52) is arranged on the base (1).

4. A lithotripter according to claim 3, wherein: the driving mechanism (7) comprises pinions (71) fixedly arranged at the bottoms of the rotating shafts (52), the pinions (71) on the rotating shafts (52) are spaced to be meshed with a first large gear (72), the pinions (71) on the adjacent rotating shafts (52) are meshed with a second large gear (73), and the base (1) is provided with a power mechanism (8) for driving the first large gear (72) and the second large gear (73) to rotate in different directions.

5. The lithotripter of claim 4, wherein: the power mechanism (8) comprises a mounting box (81) fixedly mounted at the bottom of the base (1), a motor (82) is fixedly mounted at the bottom of the mounting box (81), an output shaft of the motor (82) is fixedly connected with a driving shaft (83), the driving shaft (83) is rotationally connected to the mounting box (81), a first gear (84) is fixedly connected to the upper end of the driving shaft (83), the first gear (84) is meshed with the first large gear (72), a fifth bevel gear (85) is fixedly mounted at the bottom of the driving shaft (83), a sixth bevel gear (86) is longitudinally meshed with the fifth bevel gear (85), the sixth bevel gear (86) is rotationally connected to the mounting box (81), a seventh bevel gear (87) is meshed with the sixth bevel gear (86), a sleeve (88) is rotationally connected to the mounting box (81), the sleeve (88) is fixedly sleeved on the driving shaft (83), a seventh bevel gear (87) is fixedly mounted at the bottom of the sleeve (88), a second gear (89) is fixedly mounted on the upper end of the sleeve (88), and the second large gear (73) is meshed with the second bevel gear (73).

6. A lithotripter according to claim 1, wherein: a discharge hole (9) is arranged in the center of the base (1).