CN211607478U

CN211607478U - Town road greenbelt trimmer

Info

Publication number: CN211607478U
Application number: CN202020091721.9U
Authority: CN
Inventors: 吴泽巧; 黄丹; 吴泽钦; 尹帮奎
Original assignee: Sichuan Bacon Construction Engineering Co ltd
Current assignee: Sichuan Bozhou Project Management Co.,Ltd.
Priority date: 2020-01-15
Filing date: 2020-01-15
Publication date: 2020-10-02
Anticipated expiration: 2030-01-15

Abstract

The utility model relates to a municipal road green belt trimmer, which comprises a frame, wherein a trimming cutter is arranged on the frame, and a dust suction device is also arranged on the frame and comprises a transverse pipe, a vertical pipe and a collecting box; the inlet scoop that is used for induced drafting is offered to the diapire of violently managing, violently manages and fixedly on the outer wall that is close to the standpipe position be provided with the suction fan, and the air inlet end of suction fan and violently manage inside intercommunication, violently the intraductal filter that sets firmly of pipe, the filter is kept away from suction fan one side and is provided with the cleaning device who is used for cleaing away the garrulous sediment on the filter. When pruning the greenbelt, will be by the garrulous branch and leaf that pruning cutter was tailor in the inlet scoop suction horizontal pipe of violently managing the below by the suction fan to attached on the filter, in garrulous branch and leaf clearance fell into the standpipe of below on with the filter, fall into the collection box storage at last, thereby effectively avoid garrulous branch and leaf to fall to the ground or block in the greenbelt, reduce the follow-up work after the greenbelt is pruned, the utility model discloses have the effect of practicing thrift the manpower.

Description

Town road greenbelt trimmer

Technical Field

The utility model belongs to the technical field of urban afforestation equipment's technique and specifically relates to a town road greenbelt trimming machine is related to.

Background

When branches on two sides of a highway and in the center of the highway extend to the highway to influence the driving lanes of motor vehicles and endanger traffic safety, or when branches on two sides of the highway and in parks influence the passing of pedestrians or influence buildings or influence the maintenance or construction of the highway and urban viaducts, or when the growth and modeling of the branches need to be controlled, or when the branches need to be pruned and sawed on other occasions, branch pruning equipment needs to be started.

Chinese patent with grant publication No. CN209057609U discloses a road green belt trimmer, which comprises a frame body, wherein the lower end of the frame body is provided with rollers, the frame body is provided with a trimming support box body, a trimming support plate is arranged in the trimming support box body in a sliding manner, a trimming support frame is arranged on the surface of the trimming support plate, which deviates from the inner bottom wall of the trimming support box body, the trimming component comprises a trimming cross arm and a trimming cutter, one end of the trimming cross arm is rotatably connected with the trimming support frame, and the other end of the trimming cross arm is connected with the trimming cutter.

The above prior art solutions have the following drawbacks: in the process of pruning the green belt by using the pruning machine, broken branches and fallen leaves of the cut green belt fall on the ground or are clamped on branches of the green belt, and a sanitation worker needs to manually clean the road surface and the green belt, so that the labor intensity of the worker is high, and time and labor are wasted.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a can collect the town road green belt trimming machine of cutting garrulous back branch and leaf fast.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a municipal road green belt trimmer comprises a frame, wherein rollers are arranged at the bottom of the frame, a support column is arranged at the top of the frame, a cross arm extending out of one side of the frame is arranged at the top of the support column, a trimming cutter is arranged at one end, away from the support column, of the cross arm, a dust collection device is arranged on the frame, and the dust collection device comprises a transverse pipe, a vertical pipe and a collection box; the collecting box is fixedly arranged on the top surface of the frame, the vertical pipe is vertically and fixedly arranged on the upper part of the collecting box, the horizontal pipe is horizontally and fixedly arranged at the top end of the vertical pipe, and two ends of the vertical pipe are respectively communicated with the horizontal pipe and the collecting box; violently the pipe keep away from the top that the part of standpipe is located the trimming cutter, the inlet scoop that is used for induced drafting is offered to the diapire of violently managing, violently the pipe is close to the fixed suction fan that is provided with on the outer wall of standpipe position, the air inlet end of suction fan with violently inside intercommunication, the filter that is used for filtering the disintegrating slag is set firmly in the violently pipe, the filter is located the suction fan and is violently managing the place ahead of going up the air inlet, the filter is located the standpipe directly over, the filter is kept away from suction fan one side and is provided with the cleaning device who is used for cle.

Through adopting above-mentioned technical scheme, operating personnel moves in greenbelt one side at the promotion carriage, and start the pruning cutter, when pruning the greenbelt, open the suction fan simultaneously, by suction fan to violently managing the internal air suction, and make the branch of being cut out by the pruning cutter, the shredded leaf is inhaled in the violently pipe from the inlet scoop of violently managing the below, when the suction fan inhales the shredded leaf, make a round trip to clear up through cleaning device to the filter in suction fan entry the place ahead, guarantee that the filter eyelet is unblocked, make the shredded leaf scrape off from the filter simultaneously, fall into in the standpipe of below, fall into the storage in the collection box at last, thereby effectively avoid the shredded leaf of being cut out by the pruning cutter to fall on the ground or block in the greenbelt, for the difficult problem of cleaning that the sanitation workman brought, reduce the follow-up work after the greenbelt is pruned, practice thrift.

The present invention may be further configured in a preferred embodiment as: cleaning device includes reciprocal lead screw, guide bar, scraper blade and motor, the guide bar sets firmly in the violently pipe along violently managing width direction, reciprocal lead screw is on a parallel with the guide bar rotation and sets up violently intraductally, set firmly respectively on the scraper blade with the guide sleeve of guide bar looks adaptation and with reciprocal lead screw matched with sliding sleeve, the guide bar is worn to establish in the guide sleeve, sliding sleeve cover is established on reciprocal lead screw, the scraper blade is located the filter and keeps away from one side of suction fan, the scraper blade is close to the lateral wall and the filter contact of filter, the motor sets firmly on violently managing, the output shaft of motor passes violently the pipe to with the coaxial fixed connection of one end of reciprocal lead screw.

Through adopting above-mentioned technical scheme, open the back at the suction fan, operating personnel opens the motor, the motor drives reciprocal lead screw rotation, through the sliding connection between reciprocal lead screw and the sliding sleeve, and cooperate the direction combined action between guide bar and the guiding sleeve, drive the scraper blade round trip movement on the filter, will be scraped by the garrulous branch leaf that the suction fan adsorbs the jam eyelet department on the filter, thereby make the suction fan exist all the time to the adsorption effect of garrulous branch leaf, improve the adsorption effect to garrulous branch leaf.

The present invention may be further configured in a preferred embodiment as: the scraper blade is kept away from and is articulated on the lateral wall of filter have the rotor plate, the articulated axis of rotor plate is on a parallel with the face of filter to it is crisscross perpendicularly with the axis of guide bar, the both sides of scraper blade set firmly respectively and are used for restricting rotor plate pivoted stopper.

Through adopting above-mentioned technical scheme, when the scraper blade cleared up absorbent garrulous branch and leaf on to the filter face, the rotor plate is under the resistance effect of the garrulous branch and leaf that is scraped off, along with scraper blade advancing direction, rotates to opposite direction, and then carries out the shade with scraper blade advancing direction's rear filter, effectively avoids just being stopped up at once on the filter at scraper blade rear by the garrulous branch and leaf that scrapes, improves the effect of cleaning of scraper blade to the filter.

The present invention may be further configured in a preferred embodiment as: the filter plate is characterized in that a check plate inclined to one side is arranged below the filter plate and fixedly arranged in the vertical pipe, one end of the check plate with the higher horizontal height is connected with the inner wall of the vertical pipe, and a gap is reserved between one end of the check plate with the lower horizontal height and the inner wall of the vertical pipe.

Through adopting above-mentioned technical scheme, the garrulous branch and leaf that falls from the filter drops the in-process toward the standpipe in, falls on the check board earlier to along with the clearance department between check board landing and the standpipe inner wall, fall into the standpipe below again, thereby make the last opening size of standpipe reduce, effectively avoid light dust and garrulous leaf to follow the standpipe in upwards departure, improve the storage effect to the collection thing.

The present invention may be further configured in a preferred embodiment as: the grinding device comprises a motor and two grinding rollers which are arranged in the vertical pipe in a parallel rotating mode, the axes of the two grinding rollers are located on the same horizontal plane, gears are coaxially and fixedly arranged on the two grinding rollers and are meshed with each other, the motor is fixedly arranged on the outer wall of the vertical pipe, an output shaft of the motor is coaxially and fixedly connected with one grinding roller, and the motor is used for driving the upper portion of the grinding roller connected with the motor to rotate towards the other grinding roller.

Through adopting above-mentioned technical scheme, open at the suction fan, inhale the disintegrating slag and erect intraductal back, operating personnel opens the motor, drive one and smash roller upper portion and rotate to another crushing roller, through this gear meshing effect on crushing roller and another crushing roller, thereby make two synchronous reverse rotations of crushing roller, and will fall into two crushing roller between the garrulous branch and leaf and smash, thereby make the garrulous branch and leaf that falls into in the collecting box finely smash, it is more intensive to pile up garrulous branch and leaf in the collecting box, improve the collecting box capacity.

The present invention may be further configured in a preferred embodiment as: the vertical pipe is internally and fixedly provided with a guide hopper, the guide hopper is in a hopper shape with a large upper part and a small lower part, openings are formed in the upper end and the lower end of the guide hopper, the guide hopper is positioned above the crushing rollers, the large diameter of the upper part of the guide hopper is equal to the inner diameter of the vertical pipe, and the lower opening of the guide hopper is opposite to the space between the two crushing rollers.

Through adopting above-mentioned technical scheme, the garrulous branch and leaf is inhaled in the standpipe after, falls into the direction earlier and fights, is fought the direction by the direction and then concentrates on falling into between the two rollers that grind of below in service to make milling device grind more abundant to garrulous branch and leaf, improve the crushing effect to garrulous branch and leaf.

The present invention may be further configured in a preferred embodiment as: the slag hole has been seted up on a vertical lateral wall on the collecting box, slide along the slag hole degree of depth direction in the slag hole and be provided with the box of slagging tap that is used for collecting the disintegrating slag, be provided with the buckle that is used for solid slag box on the collecting box.

Through adopting above-mentioned technical scheme, garrulous branch and leaf collect more back in the collecting box, and operating personnel can open the buckle, will go out the sediment box and drag out from the collecting box, and convenient quick is handled the garrulous branch and leaf centralized processing of the collection in the sediment box again.

The present invention may be further configured in a preferred embodiment as: and a handle is fixedly arranged on the outer wall of the slag outlet box.

Through adopting above-mentioned technical scheme, operating personnel can hold the handle outside the play sediment box when pulling out the sediment box, will go out the sediment box and drag out convenient quick from the collecting box fast.

To sum up, the utility model discloses a following at least one useful technological effect:

1. when an operator prunes the green belt, the suction fan is started, the branch and leaves cut by the pruning cutter are sucked into the transverse pipe from the air suction port below the transverse pipe and are attached to the filter plate, then the branch and leaves cut by the pruning cutter are cleaned by the cleaning device and fall into the vertical pipe below the filter plate, and finally the branch and leaves fall into the collecting box for storage, so that the problem that the branch and leaves fall onto the ground or are clamped in the green belt is effectively avoided, the cleaning difficulty of sanitation workers is solved, the follow-up work after the green belt is pruned is reduced, and the manpower is greatly saved;

2. after the suction fan is started to suck the crushed slag into the vertical pipe, an operator starts the motor to drive the upper part of one crushing roller to rotate towards the other crushing roller, and the gears on the crushing rollers are meshed with the gears on the other crushing roller, so that the two crushing rollers synchronously and reversely rotate, and the crushed branches and leaves falling between the two crushing rollers are crushed, so that the crushed branches and leaves falling into the collecting box are finely crushed, the crushed branches and leaves in the collecting box are more densely stacked, and the capacity of the collecting box is improved;

3. garrulous branch and leaf collects more back in the collecting box, and operating personnel can open the buckle, will go out the sediment box and drag out from the collecting box, again to the garrulous branch and leaf centralized processing of the collection in the sediment box, convenient quick.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the cross-sectional structure of the cross tube and the vertical tube according to the present invention.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a schematic view of the overall structure at another viewing angle of the present invention.

In the figure, 1, a frame; 11. a roller; 12. a support pillar; 13. a cross arm; 14. a trimming cutter; 2. a dust collection device; 21. a transverse tube; 211. an air suction opening; 22. a vertical tube; 23. a collection box; 231. a slag outlet; 232. a slag discharging box; 233. buckling; 234. a handle; 3. a suction fan; 31. a filter plate; 4. a cleaning device; 41. a reciprocating screw; 42. a guide bar; 43. a squeegee; 44. a motor; 45. a guide sleeve; 46. a sliding sleeve; 5. a rotating plate; 51. a limiting block; 6. a check plate; 7. a grinding device; 71. an electric motor; 72. a gear; 73. a guide hopper; 74. and (4) crushing the roller.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a town road greenbelt trimming machine, including frame 1, the four corners of the bottom of frame 1 is bolt fixed mounting respectively has gyro wheel 11, and the vertical bolt fixed mounting of one end at the top of frame 1 has the handrail. A supporting column 12 is vertically arranged on the top wall of the frame 1, and a cross arm 13 extending out of one side of the frame 1 is integrally arranged at the top of the supporting column 12. The tail end of the cross arm 13 is provided with a trimming cutter 14, the trimming cutter 14 comprises a blade rotatably arranged below the cross arm 13, and a driving source arranged above the cross arm 13, and an output shaft of the driving source penetrates through the cross arm 13 and is coaxially fixedly connected with the blade.

Referring to fig. 1 and 4, a dust suction device 2 is arranged on a vehicle frame 1, and the dust suction device 2 comprises a transverse pipe 21, a vertical pipe 22 and a collecting box 23. The collecting box 23 is fixedly mounted on the top of the frame 1 by bolts and is positioned on one side of the supporting column 12 close to the handrail. The collecting box 23 is hollow, a slag outlet 231 with the same size as the inside is formed in one side wall of the collecting box 23, a slag outlet box 232 is inserted in the collecting box 23 in a sliding mode, and the upper portion of the slag outlet box 232 is opened and is the same as the size of the inner space of the collecting box 23. A handle 234 is integrally welded on the outer side wall of the slag outlet box 232 on the side close to the slag outlet 231, and when the slag outlet box 232 is slidably inserted into the collection box 23, the slag outlet 231 is completely closed. The collecting box 23 is provided with a buckle 233 which can fix the slag discharging box 232 when the slag discharging box 232 is inserted into the collecting box 23 in a sliding way, the fixed part of the buckle 233 is riveted on the outer wall of the collecting box 23, and the movable part of the buckle 233 is riveted on the outer wall of the collecting box 23 with a handle 234.

Referring to fig. 1 and 2, a vertical pipe 22 is vertically welded to the top wall of the collection tank 23, the cross section of the vertical pipe 22 is rectangular, and the bottom of the vertical pipe 22 is communicated with the inside of the collection tank 23. A grinding device 7 for grinding branches and leaves is arranged in the vertical pipe 22, the grinding device 7 comprises a motor 71 and two grinding rollers 74, the two grinding rollers 74 are horizontally arranged side by side, and two ends of each grinding roller 74 are rotatably connected with the vertical pipe 22. The motor 71 is fixedly mounted outside the standpipe 22, and the output shaft of the motor 71 penetrates into the standpipe 22 and is fixedly connected coaxially with the end of a crushing roller 74. When the motor 71 is started, the top of the crushing roller 74 connected with the motor 71 rotates towards the other crushing roller 74, two identical gears 72 are coaxially and fixedly installed at the end parts of the two crushing rollers 74 at the same side, and the two gears 72 are meshed with each other. The guide hopper 73 is fixedly mounted within the standpipe 22 and above the two crushing rollers 74. The guide hopper 73 is shaped like a funnel with a large upper part and a small lower part, the upper part has the same size as the inner diameter of the vertical pipe 22, and the opening of the lower part is opposite to the space between the two crushing rollers 74.

Referring to fig. 2 and 3, a horizontal pipe 21 is horizontally welded to the top end of a vertical pipe 22, one end of the horizontal pipe 21 is connected to the top end of the vertical pipe 22, and the horizontal pipe 21 is communicated with the vertical pipe 22. The transverse pipe 21 is positioned above the blades, an air suction opening 211 communicating the inside and the outside of the transverse pipe 21 is formed in the bottom wall of the transverse pipe 21, and the air suction opening 211 is opposite to the blades. The suction fan 3 is fixedly mounted on the outer wall of the upper rotation angle, connected with the vertical pipe 22, of the transverse pipe 21 through bolts, the air inlet end of the suction fan 3 is communicated with the interior of the transverse pipe 21, and an air inlet is formed in the transverse pipe 21. The cross pipe 21 is internally welded with a filter plate 31 for sealing the air inlet of the suction fan 3, the filter plate 31 is obliquely arranged, and holes are densely distributed on the filter plate 31.

Referring to fig. 2 and 3, a cleaning device 4 for repeatedly cleaning the plate surface of the filter plate 31 on the side away from the suction fan 3 is arranged in the transverse tube 21, and in the embodiment, the cleaning device 4 comprises a reciprocating screw rod 41, a guide rod 42, a scraper 43 and a motor 44. The guide rod 42 and the reciprocating screw rod 41 are both arranged along the width direction of the transverse pipe 21, two ends of the guide rod 42 are respectively welded with the inner wall of the transverse pipe 21, two ends of the reciprocating screw rod 41 are respectively connected with the inner wall of the transverse pipe 21 in a rotating manner, the motor 44 is fixed on the outer wall of the transverse pipe 21 through a bolt, and an output shaft of the motor passes through the transverse pipe 21 and is coaxially and fixedly connected with one end of the reciprocating screw rod. A guide sleeve 45 and a sliding sleeve 46 are fixedly welded on the scraper 43 at intervals, the axes of the guide sleeve 45 and the sliding sleeve 46 are parallel to each other, the guide sleeve 45 is sleeved on the guide rod 42 in a sliding mode, and the sliding sleeve 46 is sleeved on the reciprocating lead screw 41. The scraping plate 43 is perpendicular to the filter plate 31, the edge of the scraping plate close to the filter plate 31 abuts against the plate surface of the filter plate 31 far away from the suction fan 3, the contact surface of the scraping plate is linear, and the length of the contact surface is the same as that of the filter plate 31 in the length direction of the contact surface. The side wall of the scraping plate 43 far away from the filter plate 31 is also hinged with a rotating plate 5, and the hinge axis of the rotating plate is parallel to the length direction of the contact surface of the filter plate 31 and the scraping plate 43. On the scraper blade 43, the face that is located self both sides is welded respectively and is had the stopper 51 of mutual symmetry, and stopper 51 is used for restricting rotor plate 5 and rotates, makes rotor plate 5 respectively can deflect 30 to the both sides that are on a parallel with scraper blade 43 state. A check plate 6 is welded in the vertical pipe 22, and the check plate 6 is located at the upper part of the vertical pipe 22 and below the filter plate 31. The check plate 6 inclines to the edge of any side, a gap is reserved between the edge of the lower side of the horizontal height and the parallel and nearest inner wall of the vertical pipe 22, and the rest three sides are welded and sealed with the inner wall of the vertical pipe 22.

The implementation principle of the embodiment is as follows: an operator pushes the frame 1 to move on one side of a green belt, starts the pruning cutter 14, and when the green belt is pruned, the suction fan 3 is started at the same time, the suction fan 3 sucks air into the transverse pipe 21, so that negative pressure is generated in the transverse pipe 21, and branches and crushed leaves cut by the pruning cutter 14 are sucked into the transverse pipe 21 from the air suction port 211 below the transverse pipe 21. When the suction fan 3 sucks the broken branches and leaves, the motor 44 is started, the motor 44 drives the reciprocating screw rod 41 to rotate, the scraping plate 43 is driven to move back and forth on the filter plate 31 through the sliding connection between the reciprocating screw rod 41 and the sliding sleeve 46 and the cooperation and guide combined action between the guide rod 42 and the guide sleeve 45, and the filter plate 31 in front of the inlet of the suction fan 3 is cleaned back and forth. While ensuring the smoothness of the holes of the filter plate 31, the branches and leaves adsorbed on the filter plate 31 are scraped off and fall into the vertical pipe 22 below. And passes through a standpipe 22 and finally falls into a collection tank 23 for storage. Therefore, the problem that the branches and leaves cut by the pruning tool 14 fall to the ground or are clamped in the green belt to clean the green belt for sanitation workers is effectively avoided, the follow-up work after the green belt is pruned is reduced, and the labor is greatly saved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a town road greenbelt trimmer, includes frame (1), the bottom of frame (1) is provided with gyro wheel (11), the top of frame (1) is provided with support column (12), the top of support column (12) is provided with xarm (13) that stretches out frame (1) one side, the one end that support column (12) were kept away from in xarm (13) is provided with trimming cutter (14), its characterized in that: the frame (1) is provided with a dust suction device (2), and the dust suction device (2) comprises a transverse pipe (21), a vertical pipe (22) and a collecting box (23);

the collecting box (23) is fixedly arranged on the top surface of the frame (1), the vertical pipe (22) is vertically and fixedly arranged on the upper part of the collecting box (23), the horizontal pipe (21) is horizontally and fixedly arranged at the top end of the vertical pipe (22), and two ends of the vertical pipe (22) are respectively communicated with the horizontal pipe (21) and the collecting box (23);

the part of violently managing (21) keeping away from standpipe (22) is located the top of pruning cutter (14), the inlet scoop (211) that is used for induced drafting is offered to the diapire of violently managing (21), violently manage (21) and be close to on the outer wall of standpipe (22) position fixed be provided with suction fan (3), the air inlet end and the inside intercommunication of violently managing (21) of suction fan (3), violently manage (21) internal fixation and be equipped with filter (31) that are used for filtering the disintegrating slag, filter (31) are located the place ahead of suction fan (3) air inlet on violently managing (21), filter (31) are located standpipe (22) directly over, filter (31) are kept away from suction fan (3) one side and are provided with cleaning device (4) that are used for cleaing away from disintegrating slag on filter (31).

2. The municipal road green belt trimmer as claimed in claim 1, wherein: the cleaning device (4) comprises a reciprocating lead screw (41), a guide rod (42), a scraper (43) and a motor (44), the guide rod (42) is fixedly arranged in the transverse pipe (21) along the width direction of the transverse pipe (21), the reciprocating lead screw (41) is parallel to the guide rod (42) and rotatably arranged in the transverse pipe (21), a guide sleeve (45) matched with the guide rod (42) and a sliding sleeve (46) matched with the reciprocating lead screw (41) are respectively and fixedly arranged on the scraper (43), the guide rod (42) is arranged in the guide sleeve (45) in a penetrating way, the sliding sleeve (46) is sleeved on the reciprocating lead screw (41) in a sliding way, the scraper (43) is positioned on one side of the filter plate (31) far away from the suction fan (3), the side wall of the scraper (43) close to the filter plate (31) is contacted with the filter plate (31), and the motor (44) is fixedly arranged on the transverse pipe (21), an output shaft of the motor (44) penetrates through the transverse pipe (21) and is coaxially and fixedly connected with one end of the reciprocating lead screw (41).

3. The municipal road green belt trimmer as claimed in claim 2, wherein: the scraper blade (43) is articulated on the lateral wall of keeping away from filter (31) and is had rotor plate (5), the articulated axis of rotor plate (5) is on a parallel with the face of filter (31) to vertically crisscross with the axis of guide bar (42), the both sides of scraper blade (43) set firmly respectively and are used for restricting rotor plate (5) pivoted stopper (51).

4. The municipal road green belt trimmer as claimed in claim 1, wherein: the filter plate is characterized in that a check plate (6) inclined to one side is arranged below the filter plate (31), the check plate (6) is fixedly arranged in the vertical pipe (22), one end of the check plate (6) with the higher horizontal height is connected with the inner wall of the vertical pipe (22), and a gap is reserved between one end of the check plate (6) with the lower horizontal height and the inner wall of the vertical pipe (22).

5. The municipal road green belt trimmer as claimed in claim 1, wherein: the vertical pipe (22) is internally provided with a grinding device (7) for grinding branches and leaves, the grinding device (7) comprises a motor (71) and two grinding rollers (74) which are parallelly and rotatably arranged in the vertical pipe (22), the axes of the two grinding rollers (74) are positioned on the same horizontal plane, gears (72) are coaxially and fixedly arranged on the two grinding rollers (74), the two gears (72) are mutually meshed, the motor (71) is fixedly arranged on the outer wall of the vertical pipe (22), the output shaft of the motor (71) is coaxially and fixedly connected with one grinding roller (74), and the motor (71) is used for driving the upper part of the grinding roller (74) connected with the motor (71) to rotate towards the other grinding roller (74).

6. The municipal road green belt trimmer as claimed in claim 1, wherein: the vertical pipe (22) is internally and fixedly provided with a guide hopper (73), the guide hopper (73) is in a hopper shape with a large upper part and a small lower part, the upper end and the lower end of the guide hopper (73) are both provided with openings, the guide hopper (73) is positioned above the crushing rollers (74), the large diameter of the upper part of the guide hopper (73) is equal to the inner diameter of the vertical pipe (22), and the lower opening of the guide hopper (73) is opposite to the space between the two crushing rollers (74).

7. The municipal road green belt trimmer as claimed in claim 1, wherein: seted up slag notch (231) on the last vertical lateral wall of collecting box (23), it is provided with slag notch box (232) that go out that are used for collecting the disintegrating slag to slide along slag notch (231) degree of depth direction in slag notch (231), be provided with buckle (233) that are used for fixed slag notch box (232) on collecting box (23).

8. The municipal road green belt trimmer of claim 7, wherein: and a handle (234) is fixedly arranged on the outer wall of the slag outlet box (232).