CN114145148B

CN114145148B - Environment-friendly maintenance device for greening engineering

Info

Publication number: CN114145148B
Application number: CN202111467590.5A
Authority: CN
Inventors: 侯顶明
Original assignee: Shanxi Kunjie City Management Co ltd
Current assignee: Shanxi Aerospace Bijie Environmental Cleaning Service Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-12-02
Anticipated expiration: 2041-12-03
Also published as: CN114145148A

Abstract

The utility model provides a device is maintained in environmental protection of afforestation engineering, which comprises a cylindrical barrel, the pipe is connected to one side of drum, the operation arm is connected to the other end of pipe, there is the cross axle in the drum, there is power device in the pipe, the periphery of cross axle has several fan pieces, the first through-hole of several is seted up to one side of drum, the piece adsorption tube is connected to the outer end of first through-hole, the other end of piece adsorption tube is connected the piece and is absorbed the splendid attire device, the periphery of cross axle has the disc, first recess is seted up to the periphery of disc, there are several fan-shaped blade in the first recess, there is regulation arresting gear in the drum. According to the green plant scrap collecting device, the scrap absorbing and containing device and the fan-shaped blade are matched, green plants can be trimmed and then smashed to be the whole process of uniformly collecting scraps in one operation, the green plant scraps can be effectively prevented from splashing, secondary cleaning is not needed, green plant maintenance work amount is effectively reduced, the maintenance cost is reduced, time and labor are saved, the size of the whole device is small, the use is convenient, and the operation is simple.

Description

Environment-friendly maintenance device for greening engineering

Technical Field

The invention belongs to the field of greening pruning equipment, in particular to an environment-friendly maintenance device for greening engineering.

Background

The afforestation indicates to plant the protection forest, roadside trees, various plants in crops and residential quarter and the park etc, afforestation engineering need regularly maintain at the later stage, but pruning equipment among the prior art is carrying out the pruning in-process of green planting and is mostly can drop the green sweeps of planting after the pruning subaerial, and splash in the pruning in-process easily, then need clean the processing again, whole in-process wastes time and energy, and the amount of labour is big, the cost of labor is high, and clear up once more, need use different equipment, the equipment cost is high, make the whole maintenance cost in later stage high.

Disclosure of Invention

The invention provides an environment-friendly maintenance device for greening engineering, which is used for overcoming the defects in the prior art.

The invention is realized by the following technical scheme:

the utility model provides a device is maintained in environmental protection of afforestation engineering, including the axis along the one end open-ended drum of horizontal direction, the drum keeps away from the one end of one side middle part fixed connection pipe of open end, the other end fixed connection operation arm of pipe, be equipped with coaxial cross axle with it in the drum, be equipped with drive cross axle pivoted power device in the pipe, the periphery fixed mounting several of cross axle is the fan piece of annular evenly distributed, the first through-hole of several is seted up to one side that the open end was kept away from to the drum, the outer end outside of first through-hole all fixed connection piece absorption tube's one end, the other end fixed connection piece absorption holding device of piece absorption tube, the periphery of cross axle is rotated and is installed the disc, the first recess of annular is seted up to the periphery of disc, the round pin axle is installed several and is the fan blade that annular evenly distributed in the first recess, the torsional spring is all installed to fan blade's round pin axle installation department, the cutting edge of fan blade all is located both sides, the fan piece is located between first through the drive of several reduction drive device drive, the fan blade drives to make fan blade be close to adjacent reduction of fan blade in proper order and cuts, the power adjusting device that the same speed is connected respectively, the power supply is connected device.

The environment-friendly maintenance device for greening engineering comprises two parallel circular plates sleeved on the periphery of a transverse shaft, a first gear is fixedly installed on the periphery of the transverse shaft and located between two circular plates, a planetary gear is rotatably installed between the two circular plates and meshed and matched with the first gear, a gear ring is rotatably installed between the two circular plates and meshed and matched with the planetary gear, the outer side of one circular plate is fixedly connected with the inner side wall of a cylinder through a plurality of connecting rods, the inner side wall of the cylinder is provided with an annular second groove, a circular ring is rotatably installed in the second groove, a plurality of vertical rods which are uniformly distributed in an annular shape are fixedly installed on the periphery of the gear ring, the outer ends of the vertical rods are fixedly connected with the inner sides of the circular rings, the side of the fan-shaped blade facing the fan blade is fixedly provided with arc strips with concave surfaces facing one side of the cross shaft, the arc strips and the fan-shaped blade are not concentric, one side of the vertical rod close to the fan-shaped blade is fixedly provided with a horizontal cross rod, the periphery of the cross rod is rotatably provided with a roller, the periphery of the roller is respectively matched with the concave surfaces of the arc strips on the corresponding side in a rolling way, the number of the fan-shaped blades is larger than that of the roller, the fan-shaped blades are respectively provided with a fixed part and a telescopic moving part which are connected with a disc pin shaft, one side of the fixed part facing the moving part is fixedly provided with a square rod, one side of the moving part close to the fixed part is provided with a square blind hole, the outer end of the square rod is inserted into the corresponding blind hole, and a first spring is fixedly arranged between the outer end of the square rod and the corresponding blind hole, the adjusting and braking device comprises a third groove formed in the inner side wall of the cylinder in an annular shape, an annular brake pad is fixedly installed in the third groove, the periphery of the fan-shaped blade can stretch into the third groove to be in contact fit with the brake pad, and the distance between the fan-shaped blade and the brake pad is equal to the maximum distance between the arc-shaped strip and the periphery of the fan-shaped blade.

The power device comprises a motor fixedly arranged in the round pipe, an output shaft of the motor faces the round pipe, a horizontal second through hole is formed in the middle of one side, away from the opening end, of the round pipe, one end of the cross shaft extends into the second through hole, the output shaft of the motor extends into the second through hole and is fixedly connected with one end of the cross shaft, and the motor is connected with the power supply.

According to the environment-friendly maintenance device for the greening engineering, a plurality of rake teeth which are uniformly distributed along the length direction of the blade edge are fixedly arranged on one side of the fan-shaped blade, and the rake teeth are positioned on one side, close to the opening end of the cylinder, of the blade edge of the fan-shaped blade.

The invention has the advantages that: the invention is suitable for pruning green plants and collecting and processing scraps; when the green plant cutting machine is used, one side of the opening end of the cylinder faces green plants to be cut, then the power device drives the cross shaft to rotate, the rotation of the cross shaft drives the speed reduction driving device to drive the fan-shaped blades to deflect towards one side of the adjacent fan-shaped blades in sequence, and because the two sides of the fan-shaped blades are provided with cutting edges, in the process that the fan-shaped blades deflect in sequence, the green plants can be cut no matter which side the adjacent fan-shaped blades contact and cooperate with, and the disc is rotatably installed on the periphery of the cross shaft; according to the invention, the scrap absorbing and containing device and the fan-shaped blade are matched, green plants can be trimmed and then smashed to be a whole process of uniformly collecting scraps in one operation, so that the green plant scraps can be effectively prevented from splashing, secondary cleaning is not needed, the green plant maintenance engineering amount is effectively reduced, the maintenance cost is reduced, and time and labor are saved; meanwhile, the fan-shaped blade is driven by one power device to work, the speed reduction driving device and the fan-shaped blade, so that the whole device is small in size, convenient to use and simple to operate.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention; FIG. 2 is an enlarged view of the view from FIG. 1A; FIG. 3 is an enlarged view of a portion of FIG. 1I; FIG. 4 is an enlarged view of a portion of FIG. 1 II; FIG. 5 is the drawing of FIG. 1 III a magnified view of a portion; FIG. 6 is an enlarged view of a portion of FIG. 2 IV; fig. 7 is an enlarged view of a portion of fig. 2 v.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides an environmental protection maintenance device of afforestation engineering, as shown in the figure, including axis along horizontal direction's one end open-ended drum 1, drum 1 keeps away from the one side middle part fixed connection pipe 2's of open end one end, pipe 2's other end fixed connection operation arm 3, be equipped with coaxial cross axle 4 with it in the drum 1, be equipped with drive cross axle 4 pivoted power device in the pipe 2, the periphery fixed mounting several of cross axle 4 is annular evenly distributed's fan piece 5, drum 1 keeps away from one side of open end and sets up the first through-hole 6 of several, the equal fixed connection piece absorption tube 7's in the outer end outside of first through-hole 6 one end, the other end fixed connection piece absorption of piece absorption tube 7 holds the device, the periphery of cross axle 4 is rotated and is installed disc 8, annular first recess 9 is seted up to disc 8's periphery, the round pin axle is installed several and is annular evenly distributed's fan blade 10 in the first recess 9, the round pin axle installation department of fan blade 10 all installs the torsional spring, fan blade 10's all is located both sides, fan piece 5 is located between first through the several speed reduction drive device drive in proper order to make fan blade 10 carry out the speed reduction drive device and carry out the speed reduction device and collect the blade and carry out the blade to the blade of power device and be close to the adjacent power device, it is less than the fan-speed reduction device to be equipped with the fan-speed reduction device respectively, it connects the power device to be equipped with the fan blade 3, it is less than the fan blade, it is connected blade to be less. The invention is suitable for pruning green plants and collecting and processing scraps; when in use, the mechanical wall 3 enables one side of the opening end of the cylinder 1 to face green plants to be trimmed, then the power device drives the cross shaft 4 to rotate, the rotation of the cross shaft 4 drives the speed reduction driving device to drive the fan-shaped blades 10 to deflect towards one side of the adjacent fan-shaped blades 10 in sequence, because both sides of the fan-shaped blades 10 are provided with cutting edges, the green plants can be trimmed no matter which side the adjacent fan-shaped blades 10 contact and cooperate with in the process that the fan-shaped blades 10 deflect in sequence, and because the disc 8 is rotatably arranged at the periphery of the cross shaft 4, the disc 8 can not rotate in the same speed and the same direction with the speed reduction driving device in the process that the speed reduction driving device drives the fan-shaped blades 10 to deflect, thereby ensuring the trimming effect of the fan-shaped blades 10 on the green plants, the fragment absorbing and containing device simultaneously performs air suction operation to all the fragment absorbing pipes 7 when the cross shaft 4 rotates, the rotation of the cross shaft 4 drives the fan piece 5 to rotate along with the rotation, the rotation of the fan piece 5 is equivalent to the effect of an air suction fan, green plant fragments which are trimmed in the cylinder 1 are sucked away to one side of the first through hole 6 along the cylinder 1, the fan piece 5 can further smash the green plant fragments in the process of sucking the green plant fragments to move to the first through hole 6, and the green plant fragments which are sucked to the first through hole 6 by the fan piece 5 and smashed again are sucked into the fragment absorbing and containing device through the first through hole 6 and the fragment absorbing pipes 7 in sequence under the action of the fragment absorbing and containing device to be uniformly collected; according to the invention, the scrap absorbing and containing device and the fan-shaped blade 10 are matched, so that green plants can be trimmed and then smashed to the whole process of uniformly collecting scraps in one operation, the green plant scraps can be effectively prevented from splashing, secondary cleaning is not needed, the green plant maintenance work amount is effectively reduced, the maintenance cost is reduced, and time and labor are saved; meanwhile, the fan-shaped blade driving device adopts one power device to simultaneously drive the fan-shaped blade 5, the speed reduction driving device and the fan-shaped blade 10 to work, so that the whole device has small volume, convenient use and simple operation.

Specifically, as shown in fig. 1, in order to make the fan-shaped blades 10 contact with the adjacent fan-shaped blades 10 to cut green plants and ensure that the fan-shaped blades 10 continuously cut the green plants, the deceleration driving device of the embodiment includes two parallel circular plates 11 sleeved on the outer periphery of a transverse shaft 4, a first gear 12 is fixedly installed on the outer periphery of the transverse shaft 4, the first gear 12 is located between the two circular plates 11, a planetary gear 13 is rotatably installed between the two circular plates 11, the planetary gear 13 is engaged with the first gear 12, a gear ring 14 is rotatably installed between the two circular plates 11, the gear ring 14 is engaged with the planetary gear 13, the outer side of one circular plate 11 is fixedly connected with the inner side wall of the cylinder 1 through a plurality of connecting rods 16, the inner side wall of the cylinder 1 is provided with an annular second groove 17, and a circular ring 18 is rotatably installed in the second groove 17, a plurality of vertical rods 15 which are uniformly distributed in an annular shape are fixedly arranged on the periphery of the gear ring 14, the outer ends of the vertical rods 15 are fixedly connected with the inner side of a circular ring 18, one side of the fan-shaped blade 10 facing the fan-shaped piece 5 is fixedly provided with arc-shaped strips 19 with concave surfaces facing one side of the transverse shaft 4, the arc-shaped strips 19 and the fan-shaped blade 10 are not concentric, one side of the vertical rods 15 close to the fan-shaped blade 10 is fixedly provided with horizontal transverse rods 20, the periphery of the transverse rods 20 is rotatably provided with rolling wheels 21, the periphery of the rolling wheels 21 is respectively matched with the concave surfaces of the arc-shaped strips 19 on the corresponding side in a rolling manner, the number of the fan-shaped blades 10 is larger than that of the rolling wheels 21, the fan-shaped blades 10 are respectively provided with a fixed part 22 and a telescopic moving part 23 which are connected with a round pin shaft of the disc 8, one side of the fixed part 22 facing the moving part 23 is fixedly provided with a square rod 24, one side of the moving part 23 close to the fixed part 22 is provided with a square blind hole 25, the outer end of the square rod 24 is inserted into the corresponding blind hole 25, the first spring 26 of equal fixed mounting between the outer end of square bar 24 and the blind hole 25 that corresponds, regulation arresting gear including offering at the annular third recess 27 of drum 1 inboard wall, the annular brake block 28 of fixed mounting in the third recess 27, fan-shaped blade 10 periphery homoenergetic is stretched into in the third recess 27 and is contacted the cooperation with brake block 28, the distance between fan-shaped blade 10 and the brake block 28 equals the maximum distance between arc strip 19 and the fan-shaped blade 10 periphery. In the initial state, the roller 21 and the fan-shaped blades 10 are distributed as shown in fig. 2, the first spring 26 is in a normal state, and all the fan-shaped blades 10 are located outside the third groove 27; when in use, the power device drives the horizontal shaft 4 to rotate, the rotation of the horizontal shaft 4 drives the fan blades 5 to rotate, because the planetary gears 13 are meshed and matched with the first gear 12, the gear ring 14 is meshed and matched with the planetary gears 13 at the same time, the rotation of the horizontal shaft 4 drives the gear ring 14 to rotate along with the rotation, the rotating speed of the gear ring 14 is smaller than that of the horizontal shaft 4 through the planetary gears 13, the gear ring 14 rotates to drive the corresponding vertical rod 15 and the cross rod 20 to rotate along with the gear ring, because the periphery of the roller 21 is respectively in rolling fit with the concave side of the arc strip 19 on the corresponding side, the roller 21 rotates along with the cross rod 20 to drive the corresponding fan blade 10 to rotate towards one side of the adjacent fan blade 10, meanwhile, the cross rod 20 rotates to drive the corresponding roller 21 to move from one end of the corresponding arc strip 19 close to the peripheral edge of the fan blade 10 to the other end, and the direction that the roller 21 drives the fan blade 10 to move is shown by an arrow in figure 2, because the fan-shaped blades 10 are both the fixed part 22 and the telescopic moving part 23 which are connected with the round pin shaft of the disc 8, the concave side of the arc-shaped strip 19 faces the transverse shaft 4, the moving part 23 moves to one side of the third groove 27 in the process that the roller 21 of the arc-shaped strip 19 rolls along the arc-shaped strip 19, the first spring 26 is stretched, when the roller 21 moves to the other end along the corresponding arc-shaped strip 19, the fan-shaped blades 10 are contacted with the fan-shaped blades 10 on one side, so that the cutting edges of the two fan-shaped blades 10 are equivalent to scissors for pruning green plants, at the moment, the periphery of the fan-shaped blades 10 is contacted and matched with the brake block 28, the brake block 28 ensures that the fan-shaped blades 10 do not move to the adjacent fan-shaped blades 10 along with the roller 21, the whole disc 8 can be effectively prevented from rotating at the same speed as the cross rod 20 under the action of the roller 21, and the distance between the fan-shaped blades 10 and the brake block 28 is equal to the maximum distance between the periphery of the arc-shaped strip 19 and the fan-shaped blades 10, at this time, one end of the arc-shaped strip 19 of the fan-shaped blade 10 is abutted against the arc-shaped strip 19 of the adjacent fan-shaped blade 10, the roller 21 continues to rotate along with the transverse shaft 4 and the transverse rod 20, the roller 21 moves from one end of the arc-shaped strip 19 of the fan-shaped blade 10 to the inner side of the arc-shaped strip 19 of the adjacent fan-shaped blade 10, after the roller 21 is separated from the fan-shaped blade 10, the fan-shaped blade 10 returns to the initial position under the action of the torsion spring, meanwhile, the moving part 23 moves to the fixing part 22 to return to the initial state under the action of the first spring 26, and the outer end of the square rod 24 is always positioned in the blind hole 25 in the whole process, so that the fixing part 22 and the moving part 23 do not rotate relatively, and the adjacent fan-shaped blade 10 continues to repeat the above operation and the next adjacent fan-shaped blade 10 shears green plants, thereby prune green planting in succession, in whole process, adopt planetary gear 13 to slow down the rotational speed of cross axle 4, thereby make montant 15 and horizontal pole 20 drive gyro wheel 21 low-speed drive gyro wheel 21 and rotate, roll the power drive as fan-shaped blade 10 through gyro wheel 21 and arc 19 cooperation, thereby make fan-shaped blade 10 remove to the fan-shaped blade 10 of adjacent one side and cut, and in whole process because the quantity of fan-shaped blade 10 is greater than the quantity of gyro wheel 21, make gyro wheel 21 rotate along a direction with horizontal pole 20 pivoted in-process continuous drive adjacent fan-shaped blade 5 and cut, and at brake block 28 and fan-shaped blade 10 matched with mode, the effectual disc 8 that prevents rotates along with gyro wheel 21 with the same speed, thereby ensure the pruning effect of fan-shaped blade 10 to green planting.

Specifically, as shown in fig. 1, in order to enable the transverse shaft 4 to rotate and facilitate use, the power device according to this embodiment includes a motor 29 fixedly installed in the circular tube 2, an output shaft of the motor 29 faces the circular tube 1, a horizontal second through hole is formed in a middle portion of a side of the circular tube 1 away from the open end, one end of the transverse shaft 4 extends into the second through hole, an output shaft of the motor 29 extends into the second through hole and is fixedly connected with one end of the transverse shaft 4, and the motor 29 is connected with a power supply. In use, the output shaft of the motor 29 rotates to drive the transverse shaft 4 to rotate therewith.

Further, as shown in fig. 2, in order to better trim green plants and to make the length of the trimmed green plants consistent, a plurality of rake teeth 31 uniformly distributed along the length direction of the blade edge are fixedly installed on one side of the fan-shaped blade 10, and the rake teeth 31 are located on one side of the blade edge of the fan-shaped blade 10 close to the opening end of the cylinder 1. In the use, 1 open end one side orientation of drum is located the green planting that needs the pruning, and makes green planting stretch into inside the drum 1, and fan-shaped blade 10 that rake teeth 31 corresponds is close to the one side that adjacent fan-shaped blade 10 does not have rake teeth 31, and the rake teeth 31 is combed out green planting earlier, and the cutting edge that rethread two fan-shaped blades 10 correspond prunes the green planting that lies in the rake teeth 31 top, thereby can make more convenient when pruning, and more neat of pruning.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a device is maintained in environmental protection of afforestation engineering which characterized in that: the device comprises a cylinder (1) with one end with an opening along the horizontal direction, wherein the middle part of one side of the cylinder (1) far away from the opening end is fixedly connected with one end of a circular tube (2), the other end of the circular tube (2) is fixedly connected with an operation mechanical arm (3), a transverse shaft (4) coaxial with the cylinder (1) is arranged in the cylinder (1), a power device for driving the transverse shaft (4) to rotate is arranged in the circular tube (2), a plurality of fan-shaped blades (5) uniformly distributed in an annular shape are fixedly arranged at the periphery of the transverse shaft (4), a plurality of first through holes (6) are arranged at one side of the cylinder (1) far away from the opening end, one end of a chip absorbing tube (7) is fixedly connected at the outer end outer side of the first through holes (6), the other end of the chip absorbing tube (7) is fixedly connected with a chip absorbing and containing device, a disc (8) is rotatably arranged at the periphery of the transverse shaft (4), an annular first groove (9) is formed at the periphery of the disc (8), a plurality of fan-shaped blades (10) uniformly distributed in an annular shape are arranged on a pin shaft, torsion springs are arranged at the installation positions of the pin shafts of the fan-shaped blades (10), cutting edges of the fan-shaped blades (5) and the fan-shaped blades (10) are sequentially driven by the fan-shaped blades (10) near the fan-shaped blades (10) and the fan-shaped blades (10) to rotate along the direction, the number of the speed reduction driving devices is less than that of the fan-shaped blades (10), an adjusting and braking device which enables the disc (8) not to rotate at the same speed as the speed reduction driving devices is arranged in the cylinder (1), and the power device, the mechanical arm (3), the debris collecting device and the low-speed driving device are respectively connected with a power supply; the speed reduction driving device comprises two parallel circular plates (11) sleeved on the periphery of a transverse shaft (4), a first gear (12) is fixedly installed on the periphery of the transverse shaft (4), the first gear (12) is located between the two circular plates (11), a planetary gear (13) is installed between the two circular plates (11) in a rotating mode, the planetary gear (13) is matched with the first gear (12) in a meshing mode, a gear ring (14) is installed between the two circular plates (11) in a rotating mode, the gear ring (14) is matched with the planetary gear (13) in a meshing mode simultaneously, the outer side of one circular plate (11) is fixedly connected with the inner side wall of a cylinder (1) through a plurality of connecting rods (16), an annular second groove (17) is formed in the inner side wall of the cylinder (1), a circular ring (18) is rotatably installed in the second groove (17), a plurality of vertical rods (15) which are uniformly distributed in an annular mode are fixedly installed on the periphery of the gear ring (14), the outer ends of the circular rings (18) are fixedly connected with the inner sides, arc-shaped strips (19) which are fixedly installed on one side of a sector blade concave surface (5), the arc-shaped blade (10) and a horizontal rod (20) which is not installed on one side of the sector-shaped horizontal rod (10), the periphery of gyro wheel (21) respectively with arc strip (19) the concave surface side roll cooperation that corresponds the side, the quantity of fan-shaped blade (10) is greater than the quantity of gyro wheel (21), fan-shaped blade (10) are by fixed part (22) and telescopic removal portion (23) with disc (8) round pin hub connection, fixed part (22) are towards one side equal fixed mounting square bar (24) of removal portion (23), square blind hole (25) are all seted up to one side that removal portion (23) are close to fixed part (22), square bar (24) outer end all inserts in corresponding blind hole (25), equal fixed mounting first spring (26) between the outer end of square bar (24) and the blind hole (25) that correspond, regulation arresting gear including offering at drum (1) inside wall annular third recess (27), annular brake block (28) of fixed mounting in third recess (27), fan-shaped blade (10) periphery homoenergetic is stretched into third recess (27) and is contacted cooperation with brake block (28), fan-shaped blade (10) between arc strip (28) the distance equals between fan-shaped blade (10) the biggest distance and the fan-shaped blade (19).

2. An environmental protection maintenance device for greening engineering according to claim 1, wherein: the power device comprises a motor (29) with an output shaft facing a cylinder (1) and fixedly mounted in a circular tube (2), a horizontal second through hole is formed in the middle of one side of the cylinder (1) far away from the opening end, one end of a transverse shaft (4) extends into the second through hole, the output shaft of the motor (29) extends into the second through hole and is fixedly connected with one end of the transverse shaft (4), and the motor (29) is connected with a power supply.

3. An environmental protection maintenance device for greening engineering according to claim 1 or 2, wherein: one side of the fan-shaped blade (10) is fixedly provided with a plurality of rake teeth (31) which are uniformly distributed along the length direction of the blade edge, and the rake teeth (31) are positioned on one side of the blade edge of the fan-shaped blade (10) close to the opening end of the cylinder (1).