CN107321439B

CN107321439B - Milling structure of silt cleaning device

Info

Publication number: CN107321439B
Application number: CN201710716252.8A
Authority: CN
Inventors: 江滨
Original assignee: Nanjing Jicaihui Technology Co ltd
Current assignee: Nanjing Jicaihui Technology Co ltd
Priority date: 2017-08-21
Filing date: 2017-08-21
Publication date: 2023-09-05
Anticipated expiration: 2037-08-21
Also published as: CN107321439A

Abstract

The invention provides a grinding structure of a sludge cleaning device, and belongs to the technical field of machinery. The river channel cleaning device solves the problem that the labor intensity of the existing river channel cleaning is high. This silt cleaning device's structure of milling, silt cleaning device includes the base, the structure of milling is including linking firmly the water collection bucket on the base, the upper end of water collection bucket has linked firmly the feedwell, the feedwell lower extreme has the feed opening, still be connected with the mill in the feedwell lower extreme, the internal rotation of water collection bucket is connected with down the mill, still rotate between mill and the lower mill and be connected with the impeller of pushing away, the high-pressure water pipe has linked firmly to the mill downside, a plurality of water jet has been seted up to the circumference on the high-pressure water pipe, be equipped with motor on the base, have the interface on the lateral wall of water collection bucket. This silt cleaning device makes the clear up of silt more convenient, laborsaving.

Description

Milling structure of silt cleaning device

Technical Field

The invention belongs to the technical field of machinery, and relates to a grinding structure of a sludge cleaning device.

Background

River pollution is taken as a part of environmental pollution, has the difficulty of difficult treatment and high treatment cost, particularly, sludge in a river is stored up, so that the river water carrying capacity is low, the river mobility is poor, the river pollution is aggravated, the common practice is to pump the river water to dry, then the sludge is excavated and then transported to a designated place through a soil and slag vehicle for landfill, however, the cost is too high along with the limitation of urban roads on the soil and slag vehicle, so that the sludge is treated in a certain area near the river at present, the river water in the river is pumped to dry, the sludge in the river is sprayed by a high-pressure water gun, the flushed mud is transported to the fence through a water pump for sedimentation and air drying, and the labor intensity of a worker for holding the high-pressure water gun for long-time operation is high.

Disclosure of Invention

The invention aims at solving the problems in the prior art and provides a grinding structure of a sludge cleaning device, which is more convenient and labor-saving in sludge cleaning.

The aim of the invention can be achieved by the following technical scheme: the utility model provides a silt cleaning device's structure of milling, silt cleaning device is including being used for the base of location on river course one side land, its characterized in that, the structure of milling includes the catchment bucket of linking firmly on the base, the upper end of catchment bucket has linked firmly the feedwell, the lower extreme of feedwell has the feed opening, still is connected with the overhead mill at the lower extreme of feedwell, the internal rotation of catchment bucket is connected with down the mill, and this lower mill is located the below of overhead mill, and has the clearance of milling between overhead mill downside and the lower mill upside, and above-mentioned feed opening is linked together with the central point in clearance of milling, still rotate between overhead mill and the lower mill and be connected with the impeller that pushes away that can radially outwards push away silt, the outside edge position circumference of overhead mill downside has linked firmly annular high-pressure water pipe, a plurality of water jet downwards are seted up to the circumference on the high-pressure water pipe, be equipped with on the base and can drive down mill and push away the impeller pivoted power motor, have the interface that is used for connecting the water pump on the lateral wall of catchment bucket.

Silt gets into the feedwell through the hose in, silt in the feedwell then gets into the clearance of milling through the feed opening, power motor drives down mill and pushes away material impeller rotation, wherein the material impeller of pushing away can be with the silt in the clearance of milling along radial outside propelling movement, go up mill and lower mill and can grind the silt in the propelling movement in-process, the water jet on the high-pressure water pipe can wash away the silt when the silt after being milled reaches the clearance outside border position of milling for silt is muddy water state and falls into in the water collection bucket, thereby make things convenient for the water pump to take away muddy water through the interface, whole in-process is convenient for laborsaving.

In the grinding structure of the sludge cleaning device, the central position of the upper side surface of the lower grinding disc is provided with the circular mounting cavity, the inner peripheral surface of the mounting cavity is fixedly connected with the gear ring in the circumferential direction, the central position of the upper grinding disc is provided with the material passing hole, the material passing hole is fixedly connected with the connecting sleeve with the closed upper end, the material pushing impeller is fixedly connected with the connecting shaft, the upper end of the connecting shaft is slidably inserted in the connecting sleeve, the connecting shaft and the connecting sleeve are circumferentially fixed through spline fit, the material pushing impeller is fixedly connected with the transmission gear, the transmission gear is positioned in the mounting cavity, the mounting cavity is also provided with the triangular limiting frame, the corners of the limiting frame are rotationally connected with the intermediate gears, and the three intermediate gears are meshed with the gear ring and the transmission gear. Can drive the ring gear rotation when lower mill is rotatory, the ring gear drives intermediate gear rotation, and the spacing of connecting intermediate gear simultaneously also can revolve, forms planetary gear structure, and intermediate gear then drives drive gear rotation to realize pushing away the rotation of material impeller, and make pushing away the rotation direction of material impeller and the rotation direction opposite of lower mill, consequently can accelerate silt and pass through the clearance of milling, raise the efficiency.

In the above-mentioned silt cleaning device's structure of milling, the pushing impeller includes circular shape apron and a plurality of pushing blade, and a plurality of pushing blade is the arc strip, and pushing blade's one end links firmly on the upside of apron, the lower extreme of connecting axle links firmly on the upside of apron, drive gear links firmly on the downside of apron, the upside of lower mill encircles the installation cavity and has the seal groove, be equipped with the sealing washer in the seal groove, the downside of above-mentioned apron supports and leans on the sealing washer. The cover plate abuts against the sealing ring, so that sludge is prevented from entering the mounting cavity.

In the structure of milling of above-mentioned silt cleaning device, the lower extreme of feedwell is the funnel form, has the cover body in feedwell feed opening border circumference, the upper end border circumference of passing the material hole has the cover body down, cover body slip cap down is established on the cover body down, the circumference has a plurality of lower connecting portions on the outer wall of the cover body down, all vertical the linking column that has linked firmly on the lower connecting portion, circumference has a plurality of upper connecting portions on the outer wall of the cover body, the through-hole has been seted up on the upper connecting portion, the upper end of above-mentioned linking column slides the through-hole of passing upper connecting portion, still the cover is equipped with buffer spring on the linking column, and the upper end of this buffer spring supports to lean on the upper connecting portion, and the lower extreme supports to lean on the lower connecting portion. The upper grinding disc is propped against the silt under the action of the buffer spring to grind the silt, and meanwhile, the upper grinding disc can upwards move, so that the upper grinding disc can upwards move to give way when encountering a Dan Toudeng hard block, and damage to the upper grinding disc and the lower grinding disc is avoided.

In the grinding structure of the sludge cleaning device, the annular avoidance groove is circumferentially formed in the edge position of the lower side face of the upper grinding disc, the high-pressure water pipe is fixedly connected in the avoidance groove, the groove wall at the outer side of the avoidance groove is inclined in an arc shape outwards in the radial direction, a plurality of water spraying pipes are circumferentially arranged on the outer wall of the high-pressure water pipe, the water spraying pipes are inclined outwards in the radial direction, and the ports of the water spraying pipes are water spraying ports. The high-pressure water pipe is positioned in the avoidance groove, so that a jet space is formed, and water flow sprayed out of the water jet has larger impact force.

In the grinding structure of the sludge cleaning device, the water collecting barrel is internally and rotatably connected with the rotating shaft, the upper grinding disc is fixedly connected with the upper end of the rotating shaft, the lower end of the rotating shaft extends out of the bottom surface of the water collecting barrel, the power motor is fixedly connected to the base, and the motor shaft of the power motor is fixedly connected with the lower end of the rotating shaft. The lower millstone is fixedly supported on the rotating shaft, and the structure is simple and stable.

Compared with the prior art, the grinding structure of the silt cleaning device has the following advantages:

1. because the upper millstone and the lower millstone can grind the silt in the propelling movement process, the water jet on the high-pressure water pipe can wash away the silt when the silt after grinding reaches the outside border position of clearance of grinding for the silt is muddy water state and falls into in the water collection bucket, thereby makes things convenient for the water pump to take out muddy water through the interface.

2. Because the gear ring drives the intermediate gear to rotate, the intermediate gear drives the transmission gear to rotate, thereby realizing the rotation of the pushing impeller, and the rotation direction of the pushing impeller is opposite to that of the lower grinding disc, so that the silt can be accelerated to pass through the grinding gap, and the efficiency is improved.

Drawings

Fig. 1 is a schematic perspective view of the present sludge cleaning apparatus.

Fig. 2 is a longitudinal structural sectional view of the water collecting tub.

Fig. 3 is an enlarged view of the structure at a in fig. 2.

Fig. 4 is a cross-sectional view of a lateral structure of the water collecting tub.

Fig. 5 is an enlarged view of the structure at B in fig. 1.

Fig. 6 is an enlarged view of the structure at C in fig. 2.

In the figure, 1, a base; 2. a water collecting barrel; 21. an interface; 22. a power motor; 23. a rotating shaft; 3. a feed barrel; 31. a feed opening; 32. an upper sleeve body; 321. an upper connection part; 4. an upper millstone; 41. a milling gap; 42. a material passing hole; 43. connecting sleeves; 44. a lower sleeve body; 441. a lower connecting part; 442. a connecting column; 443. a buffer spring; 45. an avoidance groove; 5. a lower grinding disc; 51. a mounting cavity; 52. a gear ring; 53. a limiting frame; 54. an intermediate gear; 55. a seal ring; 6. a pushing impeller; 61. a cover plate; 62. a pushing blade; 63. a connecting shaft; 64. a transmission gear; 7. a high pressure water pipe; 71. a water spray pipe; 72. and a water jet.

Detailed Description

The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1 and 2, a grinding structure of a sludge cleaning device comprises a base 1 positioned on a land surface at one side of a river channel, the grinding structure comprises a water collecting barrel 2 fixedly connected to the base 1, a feeding barrel 3 is fixedly connected to the upper end of the water collecting barrel 2, a blanking port 31 is formed in the lower end of the feeding barrel 3, an upper grinding disc 4 is further connected to the lower end of the feeding barrel 3, a lower grinding disc 5 is rotatably connected to the water collecting barrel 2, the lower grinding disc 5 is positioned below the upper grinding disc 4, a grinding gap 41 is formed between the lower side surface of the upper grinding disc 4 and the upper side surface of the lower grinding disc 5, the blanking port 31 is communicated with the central position of the grinding gap 41, a pushing impeller 6 capable of pushing sludge radially outwards is further rotatably connected between the upper grinding disc 4 and the lower grinding disc 5, an annular high-pressure water pipe 7 is circumferentially fixedly connected to the outer edge of the lower side surface of the upper grinding disc 4, a plurality of downward water spraying ports 72 are circumferentially formed in the high-pressure water pipe 7, a water pump 21 is arranged on the base 1, and the water spraying port 21 is used for connecting the upper grinding disc 2. Silt gets into in the feedwell 3 through the hose, silt in the feedwell 3 then gets into clearance 41 that mills through feed opening 31, power motor 22 drives down mill 5 and pushes away material impeller 6 rotatory, wherein push away material impeller 6 can be with the silt in the clearance 41 that mills along radial outside propelling movement, upper mill 4 and lower mill 5 can mill the silt in the propelling movement in-process, the water jet 72 on the high-pressure water pipe 7 can wash away the silt when the silt after being milled reaches the clearance 41 outside border position that mills for silt is muddy water state and falls into water collection bucket 2, thereby make things convenient for the water pump to take away muddy water through interface 21, whole in-process convenience laborsaving.

As shown in fig. 3 to 6, the center of the upper side of the lower grinding disc 5 is provided with a circular mounting cavity 51, the inner peripheral surface of the mounting cavity 51 is fixedly connected with a gear ring 52 in the circumferential direction, the center of the upper grinding disc 4 is provided with a passing hole 42, a connecting sleeve 43 with a closed upper end is fixedly connected in the passing hole 42, the pushing impeller 6 is fixedly connected with a connecting shaft 63, the upper end of the connecting shaft 63 is slidingly inserted in the connecting sleeve 43, the connecting shaft 63 and the connecting sleeve 43 are circumferentially fixed through spline fit, the pushing impeller 6 is fixedly connected with a transmission gear 64, the transmission gear 64 is positioned in the mounting cavity 51, the mounting cavity 51 is also provided with a triangular limiting frame 53, corners of the limiting frame 53 are rotationally connected with an intermediate gear 54, the three intermediate gears 54 are meshed with the gear ring 52 and the transmission gear 64, the lower grinding disc 5 can drive the gear ring 52 to rotate when the intermediate gear 54 is driven to rotate, meanwhile, the limiting frame 53 connected with the intermediate gear 54 can also revolve to form a planetary gear structure, and the intermediate gear 54 drives the transmission gear 64 to rotate, so that the rotation of the pushing impeller 6 can be accelerated, and the rotation direction of the grinding disc 5 can be increased, and the rotation direction of the grinding disc can be opposite to the rotation direction of the grinding disc 5. The pushing impeller 6 comprises a circular cover plate 61 and a plurality of pushing blades 62, the pushing blades 62 are arc-shaped, one ends of the pushing blades 62 are fixedly connected to the upper side face of the cover plate 61, the lower end of a connecting shaft 63 is fixedly connected to the upper side face of the cover plate 61, a transmission gear 64 is fixedly connected to the lower side face of the cover plate 61, a sealing groove is formed in the upper side face of the lower grinding disc 5, surrounding the mounting cavity 51, a sealing ring 55 is arranged in the sealing groove, the lower side face of the cover plate 61 abuts against the sealing ring 55, and the cover plate 61 abuts against the sealing ring 55, so that sludge is prevented from entering the mounting cavity 51. The lower extreme of feedwell 3 is the funnel form, the feed opening 31 circumference at feedwell 3 has upper cover body 32, the upper end circumference of passing hole 42 has lower cover body 44, lower cover body 44 slip cover is established on upper cover body 32, circumference has a plurality of lower connecting portion 441 on the outer wall of lower cover body 44, all vertical connecting post 442 that has linked firmly in lower connecting portion 441, circumference has a plurality of upper connecting portions 321 on the outer wall of upper cover body 32, the through-hole has been seted up on the upper connecting portion 321, the upper end of above-mentioned connecting post 442 slides the through-hole of passing upper connecting portion 321, still overlap on the connecting post 442 and be equipped with buffer spring 443, the upper end of this buffer spring 443 is supported on upper connecting portion 321, the lower extreme is supported on lower connecting portion 441, upper mill 4 is supported and is pressed on the silt under buffer spring 443's effect, mill the silt, upper mill 4 can upwards move simultaneously, consequently, upper mill 4 can upwards move and give way when meetting Dan Toudeng hard piece, avoid producing the damage to upper mill 4 and lower mill 5. The annular avoidance groove 45 is circumferentially formed in the edge position of the lower side face of the upper grinding disc 4, the high-pressure water pipe 7 is fixedly connected in the avoidance groove 45, the groove wall on the outer side of the avoidance groove 45 is inclined in an outward radial arc, a plurality of water spray pipes 71 are circumferentially arranged on the outer wall of the high-pressure water pipe 7, the water spray pipes 71 are inclined outwards radial, the ports of the water spray pipes 71 are water spray ports 72, the high-pressure water pipe 7 is located in the avoidance groove 45, and therefore a spraying space is formed, and water flow sprayed out by the water spray ports 72 has larger impact force. The water collecting barrel 2 is rotationally connected with a rotating shaft 23, the upper grinding disc 4 is fixedly connected with the upper end of the rotating shaft 23, the lower end of the rotating shaft 23 extends out of the bottom surface of the water collecting barrel 2, the power motor 22 is fixedly connected to the base 1, a motor shaft of the power motor 22 is fixedly connected with the lower end of the rotating shaft 23, and the lower grinding disc 5 is fixedly supported on the rotating shaft 23, so that the structure is simple and stable.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a silt cleaning device's grinding structure, silt cleaning device is including being used for locating base (1) on river course one side land, its characterized in that, grinding structure is including linking firmly water collection bucket (2) on base (1), the upper end of water collection bucket (2) links firmly feed drum (3), the lower extreme of feed drum (3) has feed opening (31), still is connected with last mill (4) at the lower extreme of feed drum (3), water collection bucket (2) internal rotation is connected with down mill (5), this down mill (5) are located the below of last mill (4), and have between the downside of last mill (4) and the upside of mill (5) and grind clearance (41), above-mentioned feed opening (31) are linked together with the central point in clearance (41), still rotate between last mill (4) and lower mill (5) and be connected with can with the radial outside impeller (6) of pushing away mud, the rotation direction of impeller (6) and the rotation direction of mill (5) are connected with down mill (7), a plurality of water jet pipes of circumference (7) are offered down in the circumference direction, a plurality of water jet pipe (7) are down connected with each other, the utility model discloses a water jet device, including base (1), upper millstone (4), lower millstone (5) and pushing impeller (6) pivoted power motor (22) are equipped with on base (1), have on the lateral wall of catchment bucket (2) and be used for connecting interface (21) of water pump, catchment bucket (2) internal rotation is connected with pivot (23), upper millstone (4) link firmly in the upper end of pivot (23), the bottom surface of catchment bucket (2) is stretched out to the lower extreme of pivot (23), power motor (22) link firmly on base (1), and the motor shaft of power motor (22) links firmly with the lower extreme of pivot (23), and the border position circumference of upper millstone (4) downside has been seted up annular dodging groove (45), and high-pressure water pipe (7) link firmly in dodging groove (45), dodging the cell wall outside in radial outside arc slope, the outer wall of high-pressure water pipe (7) is gone up circumference and has a plurality of spray pipes (71), and the radially outwards inclines, and the port of spray pipe (71) is water jet (72) is water jet hole (72), and high-pressure water pipe (7) are located in order to dodge the water jet cavity (51) and have a water jet cavity (51) to spout down, thereby the water jet device is formed in the side, and the water jet device is located in the space (5, the gear ring (52) is fixedly connected to the inner peripheral surface of the mounting cavity (51) in the circumferential direction, a material passing hole (42) is formed in the central position of the upper grinding disc (4), a connecting sleeve (43) with the upper end being closed is fixedly connected to the material passing hole (42), a connecting shaft (63) is fixedly connected to the pushing impeller (6), the upper end of the connecting shaft (63) is slidably inserted into the connecting sleeve (43), the connecting shaft (63) and the connecting sleeve (43) are circumferentially fixed through spline fit, a transmission gear (64) is fixedly connected to the pushing impeller (6), the transmission gear (64) is located in the mounting cavity (51), a triangular limiting frame (53) is further arranged in the mounting cavity (51), intermediate gears (54) are rotationally connected to corners of the limiting frame (53), and the three intermediate gears (54) are meshed with the gear ring (52) and the transmission gear (64).

2. The grinding structure of the sludge cleaning device according to claim 1, wherein the pushing impeller (6) comprises a circular cover plate (61) and a plurality of pushing blades (62), the pushing blades (62) are arc-shaped, one end of each pushing blade (62) is fixedly connected to the upper side surface of the cover plate (61), the lower end of the connecting shaft (63) is fixedly connected to the upper side surface of the cover plate (61), the transmission gear (64) is fixedly connected to the lower side surface of the cover plate (61), the upper side surface of the lower grinding disc (5) is provided with a sealing groove around the mounting cavity (51), a sealing ring (55) is arranged in the sealing groove, and the lower side surface of the cover plate (61) is abutted to the sealing ring (55).

3. A grinding structure of a sludge cleaning device as claimed in claim 1, characterized in that the lower end of the feed tank (3) is funnel-shaped.

4. The grinding structure of the sludge cleaning device according to claim 1, characterized in that an upper sleeve body (32) is circumferentially arranged at the edge of a discharging opening (31) of the feeding barrel (3), a lower sleeve body (44) is circumferentially arranged at the edge of the upper end of the passing hole (42), the lower sleeve body (44) is slidably sleeved on the upper sleeve body (32), a plurality of lower connecting portions (441) are circumferentially arranged on the outer wall of the lower sleeve body (44), connecting columns (442) are vertically and fixedly connected on the lower connecting portions (441), a plurality of upper connecting portions (321) are circumferentially arranged on the outer wall of the upper sleeve body (32), through holes are formed in the upper connecting portions (321), the upper ends of the connecting columns (442) slide through the through holes of the upper connecting portions (321), buffer springs (443) are further sleeved on the connecting columns (442), and the upper ends of the buffer springs (443) are abutted against the upper connecting portions (321), and the lower ends of the buffer springs (443) are abutted against the lower connecting portions (441).