CN113622354A

CN113622354A - Gardens fallen leaves cleaning device

Info

Publication number: CN113622354A
Application number: CN202110971962.1A
Authority: CN
Inventors: 胡付国
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2021-11-09

Abstract

The invention discloses a garden fallen leaf cleaning device, and relates to the technical field of gardens. Including moving the quick-witted case, it is provided with negative-pressure air fan to move quick-witted roof portion, negative-pressure air fan right-hand member outer wall inlays admittedly on collection case top outer wall, fixed mounting has the arc to strain the aerofoil between moving machine outer wall and the collecting box outer wall, the collecting box strains aerofoil junction fixed mounting with the arc and has the wind channel, it has the sieve to inlay on the collecting box inner wall, sieve below fixed mounting has the slant guide plate, the fixed discharge gate of having seted up in collecting box bottom, fixed mounting has the magnetism rotation axis between collecting box outer wall and the moving machine outer wall, magnetism rotation axis outer wall rotates and installs and rotates the wheel. This gardens fallen leaves cleaning device through being provided with the sieve in that the collecting box is inside can be very convenient separate fallen leaves and rubble, can make things convenient for the polymerization of fallen leaves to collect through rotating wheel and puncture rod simultaneously, improves collection efficiency.

Description

Gardens fallen leaves cleaning device

Technical Field

The invention relates to the technical field of gardens, in particular to a garden fallen leaf cleaning device.

Background

In the northern temperate zone of northern China, the rainwater is reduced due to lower temperature in each autumn, so that the absorption action of the roots of the plants is reduced, and the moisture and inorganic salt obtained by the plants are greatly reduced, so that the physiological activities such as photosynthesis, respiration, transpiration and the like can not be normally carried out. If leaves are kept, a large amount of water is transpired, and the survival of plants is threatened. After cold and drought, new leaves grow out.

Among the prior art, when the season is changed, often can need the staff to carry out the clearance operation of fallen leaves in gardens, but at the in-process of fallen leaves clearance, can be mingled with the rubble piece usually between blade and the blade to can increase the inside weight of blade collecting box, make the staff remove very inconvenient, thereby lead to the work efficiency of fallen leaves clearance slower.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a garden fallen leaf cleaning device, which solves the problems in the background art.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a gardens fallen leaves cleaning device, includes and removes quick-witted case, it is provided with negative-pressure air fan to remove quick-witted roof portion, negative-pressure air fan right-hand member outer wall inlays admittedly on collection roof portion outer wall, fixed mounting has the arc to strain the aerofoil between removal machine case outer wall and the collecting box outer wall, collecting box and arc strain aerofoil junction fixed mounting have the wind channel, it has the sieve to inlay on the collecting box inner wall, sieve below fixed mounting has the slant guide plate, the fixed discharge gate of having seted up in collecting box bottom.

Preferably, fixed mounting has the magnetism rotation axis between collecting box outer wall and the removal machine case outer wall, magnetism rotation axis outer wall rotates and installs and rotate the wheel, it inlays inherent fixed block to rotate the wheel outer wall, run through and slidable mounting has the puncture rod on the fixed block, puncture rod bottom outer wall sets up to the conical surface.

Preferably, the dwang is installed in puncture rod outer wall rotation, the dwang rotates to be installed on supplementary thorn rod outer wall, supplementary thorn rod slidable mounting is on the fixed block, puncture rod has magnetism and top magnetic pole and magnetism rotation axis left and right half magnetic pole the same.

Preferably, a first convex block is fixedly embedded on the outer wall of the right end of the rotating wheel, the outer wall of the first convex block is movably connected with the outer wall of a second convex block, the second convex block is fixedly embedded on the outer wall of the movable disc, the movable disc is movably installed on the outer wall of the magnetic rotating shaft, a striking block is fixedly embedded on the outer wall of the movable disc, and a spring piece elastic connection is fixedly installed between the movable disc and the outer wall of the collecting box.

Preferably, the arc-shaped air deflector is embedded in the outer wall of the bottom of the arc-shaped air filter plate, the limiting plate is embedded between the outer wall of the arc-shaped air filter plate and the outer wall of the mobile case, the arc-shaped sliding plate is slidably mounted on the outer wall of the limiting plate, the hammering rod is embedded in the outer wall of the bottom of the arc-shaped sliding plate, and the elastic pieces are fixedly mounted between the top of the arc-shaped sliding plate and the outer wall of the bottom of the mobile case and the outer wall of the bottom of the negative pressure fan and elastically connected with each other through elastic pieces.

Preferably, the internal wall of the upper right end of the collecting box is embedded with an inherent air bag, the air outlet is formed in the bottom of the air bag, the outer wall of the left end of the air bag is movably connected with the outer wall of the arc-shaped pressing plate, the outer wall of the bottom of the arc-shaped pressing plate is embedded and fixed on the outer wall of the bottom of the knocking plate, the top of the knocking plate is rotatably installed on the inner wall of the top of the collecting box, and the knocking plate is fixedly connected with the inner wall of the top of the collecting box through elastic pieces.

Preferably, the inner wall of the auxiliary barbed rod is fixedly embedded with a rubber elastic plate, an iron ball is movably arranged in the auxiliary barbed rod, and the iron ball is movably connected with the rubber elastic plate.

(III) advantageous effects

The invention provides a garden fallen leaf cleaning device. The method has the following beneficial effects:

(1) this gardens fallen leaves cleaning device, through be provided with negative-pressure air fan and arc between mobile chassis and collecting box and strain the aerofoil, make can upwards inhale the fallen leaves of bottom, make the fallen leaves get into through the wind channel and collect incasement portion and be collected afterwards, because be mingled with the rubble piece between fallen leaves and the fallen leaves, make when fallen leaves and rubble piece fall down together, the rubble piece can continue the whereabouts downwards through the sieve because the volume is urine, and the fallen leaves can be inside the collecting box exists at the upper area by the sieve separation because the volume is defecated, and the rubble piece continues the whereabouts and drops out the collecting box outside through the slant guide plate and get back to natural environment, the separated with the rubble piece that falls leaf and mix with like this, further alleviateed the weight of collecting box, make things convenient for the staff to operate, and the work efficiency is improved.

(2) This gardens fallen leaves cleaning device, when negative-pressure air fan begins work and upwards inhales wind, it rotates to produce the air flow and drive and rotate the wheel, it just can drive the fixed block and follow and rotate together to rotate just to rotate the fixed block drive puncture rod and follow together, when puncture rod top magnetic pole rotates to the magnetic pole position with the left the latter half of magnetism rotation axis, because the magnetic pole is the same to produce repulsion, make puncture rod can outwards move and be fixed in the puncture rod with the fallen leaves puncture, continue to rotate afterwards, when puncture rod rotates to the magnetic pole position of top magnetic pole and the upper right half of magnetism rotation axis, because the magnetic pole is different produces the absorption, make puncture rod can move inside, to the fallen leaves clearance puncture rod down, thereby reach and upwards send into fallen leaves polymerization puncture, prevent that the fallen leaves from scattering and flying about, improve the collection efficiency of fallen leaves.

(3) This gardens fallen leaves cleaning device, through being provided with a lug on rotating the wheel outer wall, make a lug when following and rotate the wheel and carry out the pivoted, lug can intermittent type nature striking No. two lugs, make No. two lugs can be moved to the right by the striking, No. two lugs just can promote the right removal of activity disc intermittent type nature, when the activity disc moves to the right, can drive and hit the piece and hit the collecting box outer wall and hit, hit through intermittent type nature hit and make to hit the piece can reciprocating motion hit and beat, the inside sieve of collecting box just can be hit and produce the vibration this moment, thereby can accelerate the whereabouts of rubble piece, prevent the rubble piece because falling speed stops up the sieve slower, improve the screening efficiency of sieve.

(4) This gardens fallen leaves cleaning device, through be provided with the arc aviation baffle on the arc is strained the aerofoil, when making negative-pressure air fan upwards induced draft the operation, the arc aviation baffle can lead into along the arc with the wind direction and strain the aerofoil and enter into inside the wind channel, can improve the utilization ratio of wind-force, partial wind-force can be strained the aerofoil through the arc and upwards flow simultaneously, thereby can promote the arc slide and upwards slide along the limiting plate, if there is fallen leaves stifled the arc and strain the aerofoil, just can make the arc strain the aerofoil upwards mobile wind pressure and reduce, the arc slide just can pass through the elasticity downstream of shell fragment this moment, make to beat the pole and can beat the operation to the arc and strain the aerofoil, shake the fallen leaves that block up, thereby reach the automatic effect of beating and preventing that the fallen leaves from blockking the arc and straining the aerofoil.

(5) When broken stones between the fallen leaves enter the air channel through the arc-shaped air filtering plate, the broken stones are blown out from the air channel to generate a hitting force on the knocking plate, so that the knocking plate can rotate rightwards, the knocking plate can drive the arc-shaped pressing plate to generate an extrusion force on the air bag, an air outlet at the bottom of the air bag can generate air blowing operation, the fallen leaves on the upper surface of the sieve plate can be blown up, the situation that the fallen leaves are deposited on the surface of the sieve plate for a long time to cause the blockage of the sieve plate is prevented, the screening efficiency of the sieve plate is improved, when the puncture rod moves in a reciprocating mode due to the change of magnetic poles, the auxiliary puncture rod can be driven to move through the rotating rod, the auxiliary puncture rod can also perform reciprocating motion to achieve the effect of puncturing and polymerizing the fallen leaves, meanwhile, the inner iron balls can impact the rubber elastic plate to enable the auxiliary puncture rod to vibrate, can improve puncturing effect and promote aggregation of fallen leaves.

Drawings

FIG. 1 is a schematic view of the overall external three-dimensional structure of the present invention;

FIG. 2 is a schematic diagram of the overall internal three-dimensional structure of the present invention;

FIG. 3 is a schematic three-dimensional structure of a rotating wheel according to the present invention;

FIG. 4 is a right internal partial cross-sectional view of the rotor of the present invention;

FIG. 5 is a schematic three-dimensional structure of an arc-shaped air filter plate according to the present invention;

FIG. 6 is a front internal cross-sectional view of the auxiliary barbed rod according to the present invention.

In the figure: 1. moving the chassis; 2. a negative pressure fan; 3. an arc-shaped air filter plate; 4. a collection box; 5. an air duct; 6. a sieve plate; 7. an oblique guide plate; 8. a rotating wheel; 9. a magnetic rotating shaft; 10. a fixed block; 11. a puncture rod; 12. rotating the rod; 13. an auxiliary barbed rod; 14. a first bump; 15. a movable disc; 16. a second bump; 17. striking a block; 18. an arc-shaped air deflector; 19. a limiting plate; 20. an arc-shaped sliding plate; 21. hammering the rod; 22. an air bag; 23. knocking the plate; 24. an arc-shaped pressing plate; 25. a rubber elastic plate; 26. an iron ball.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1-6, the present invention provides a technical solution: a garden fallen leaf cleaning device comprises a movable case 1, wherein a negative pressure fan 2 is arranged at the top of the movable case 1, the outer wall of the right end of the negative pressure fan 2 is fixedly embedded on the outer wall of the top of a collecting box 4, an arc-shaped air filtering plate 3 is fixedly arranged between the outer wall of the movable case 1 and the outer wall of the collecting box 4, an air duct 5 is fixedly arranged at the joint of the collecting box 4 and the arc-shaped air filtering plate 3, a sieve plate 6 is fixedly embedded on the inner wall of the collecting box 4, an oblique guide plate 7 is fixedly arranged below the sieve plate 6, a discharge hole is fixedly formed in the bottom of the collecting box 4, and due to the arrangement of the negative pressure fan 2 and the arc-shaped air filtering plate 3 between the movable case 1 and the collecting box 4, when fallen leaves and crushed stones fall together, the crushed stones can continuously fall downwards through the sieve plate 6 due to small volume, and the fallen leaves can be blocked inside the collecting box 4 due to small volume by the sieve plate 6, the broken stone that separates fallen leaves and mix with that can relax like this has further alleviateed the weight of collecting box 4, makes things convenient for the staff to operate, has improved work efficiency.

As shown in fig. 2, 3, 4 and 6, in the present invention, a magnetic rotation shaft 9 is fixedly installed between the outer wall of a collection box 4 and the outer wall of a mobile chassis 1, a rotation wheel 8 is rotatably installed on the outer wall of the magnetic rotation shaft 9, a fixed block 10 is embedded in the outer wall of the rotation wheel 8, a puncture rod 11 is penetratingly and slidably installed on the fixed block 10, the outer wall of the bottom of the puncture rod 11 is provided with a tapered surface, a rotation rod 12 is rotatably installed on the outer wall of the puncture rod 11, the rotation rod 12 is rotatably installed on the outer wall of an auxiliary puncture rod 13, the auxiliary puncture rod 13 is slidably installed on the fixed block 10, the puncture rod 11 has magnetism and has the same top magnetic pole as the magnetic pole of the left lower half of the magnetic rotation shaft 9, a first bump 14 is embedded in the outer wall of the right end of the rotation wheel 8, the outer wall of the first bump 14 is movably connected with the outer wall of a second bump 16, the second bump 16 is embedded in the outer wall of a movable disc 15, the movable disc 15 is movably installed on the outer wall of the magnetic rotation shaft 9, the outer wall of the movable disc 15 is embedded with a striking block 17, an elastic sheet elastic connection is fixedly arranged between the movable disc 15 and the outer wall of the collecting box 4, the inner wall of the auxiliary puncturing rod 13 is embedded with a rubber elastic plate 25, an iron ball 26 is movably arranged in the auxiliary puncturing rod 13, the iron ball 26 is movably connected with the rubber elastic plate 25, when the negative pressure fan 2 starts to work and sucks air upwards, the rotating wheel 8 can drive the fixed block 10 and the puncturing rod 11 to rotate together, when a magnetic pole at the top of the puncturing rod 11 rotates to a magnetic pole position at the left lower half part of the magnetic rotating shaft 9, the puncturing rod 11 can move outwards to fix the fallen leaf puncture on the puncturing rod 11 due to repulsion generated by the same magnetic pole, when the puncturing rod 11 rotates to the magnetic pole position at the top magnetic pole and the right upper half part of the magnetic rotating shaft 9, the puncturing rod 11 can move inwards to clean the fallen leaf from the lower puncturing rod 11, thereby reach and upwards send into fallen leaves polymerization puncture, prevent that fallen leaves from scattering and flying about everywhere, improve the collection efficiency of fallen leaves, puncture pole 11 because when magnetic pole transform reciprocating motion, can drive supplementary thorn pole 13 through dwang 12 and remove, make supplementary thorn pole 13 also can carry out reciprocating motion and carry out the effect of puncture polymerization to the fallen leaves, supplementary thorn pole 13 is at the removal in-process, thereby inside iron ball 26 just can strike rubber elastic plate 25 and make supplementary thorn pole 13 self produce the vibration, can improve the effect of puncture, the effect that promotes fallen leaves polymerization has.

As shown in fig. 2 and 5, in the present invention, an arc-shaped air deflector 18 is embedded in an outer wall of the bottom of the arc-shaped air filter plate 3, a limiting plate 19 is embedded between an outer wall of the arc-shaped air filter plate 3 and an outer wall of the movable case 1, an arc-shaped sliding plate 20 is slidably installed on an outer wall of the limiting plate 19, a beating rod 21 is embedded in an outer wall of the bottom of the arc-shaped sliding plate 20, an elastic sheet elastic connection is fixedly installed between the top of the arc-shaped sliding plate 20 and the outer wall of the bottom of the movable case 1 and the outer wall of the bottom of the negative pressure fan 2, the arc-shaped air deflector 18 is provided on the arc-shaped air filter plate 3, the arc-shaped air deflector 18 can guide the wind direction to enter the air duct 5 along the arc-shaped air filter plate 3, the utilization rate of the wind power can be improved, and meanwhile, the beating rod 21 can beat the arc-shaped air filter plate 3 to shake out blocked fallen leaves, thereby achieving an effect of automatically beating and preventing the fallen leaves from blocking the arc-shaped air filter plate 3.

As shown in FIG. 2, in the invention, an air bag 22 is embedded in the inner wall of the right upper end of a collecting box 4, an air outlet is formed in the bottom of the air bag 22, the outer wall of the left end of the air bag 22 is movably connected with the outer wall of an arc-shaped pressing plate 24, the outer wall of the bottom of the arc-shaped pressing plate 24 is embedded and fixed on the outer wall of the bottom of a knocking plate 23, the top of the knocking plate 23 is rotatably installed on the inner wall of the top of the collecting box 4, an elastic sheet is fixedly installed between the knocking plate 23 and the inner wall of the top of the collecting box 4 for elastic connection, when broken stones between fallen leaves enter an air duct 5 through an arc-shaped air filtering plate 3, the broken stones are blown out from the air duct 5 to generate striking force on the knocking plate 23, so that the knocking plate 23 can rotate rightwards, the knocking plate 23 can drive the arc-shaped pressing plate 24 to generate extrusion force on the air bag 22, so that the air outlet at the bottom of the air bag 22 can generate air blowing operation, thereby blowing up the fallen leaves on the upper surface of a sieve plate 6, the falling leaves are prevented from being deposited on the surface of the sieve plate 6 for a long time to cause the blockage of the sieve plate 6, and the screening efficiency of the sieve plate 6 is improved.

When the device works (or is used), the negative pressure fan 2 and the arc-shaped air filtering plate 3 are arranged between the movable case 1 and the collecting box 4, fallen leaves at the bottom can be upwards sucked, then the fallen leaves enter the collecting box 4 through the air duct 5 to be collected, and crushed stones are mixed between the fallen leaves, so that when the fallen leaves and the crushed stones fall down together, the crushed stones can continuously fall down through the sieve plate 6 due to small volume, the fallen leaves can be blocked inside the collecting box 4 due to small volume by the sieve plate 6, and the crushed stones continuously fall down and fall out of the collecting box 4 through the oblique guide plate 7 to return to the natural environment, so that the fallen leaves and the mixed crushed stones can be easily separated, the weight of the collecting box 4 is further reduced, the device is convenient for workers to operate, and the working efficiency is improved; when the negative pressure fan 2 starts to work and sucks air upwards, air flow is generated to drive the rotating wheel 8 to rotate, the rotating wheel 8 can drive the fixed block 10 to rotate together with the fixed block 10, the fixed block 10 drives the puncture rod 11 to rotate together with the puncture rod 11, when a magnetic pole at the top of the puncture rod 11 rotates to a magnetic pole position at the left lower half part of the magnetic rotating shaft 9, the puncture rod 11 can move outwards to fix fallen leaf puncture on the puncture rod 11 due to repulsion generated by the same magnetic pole, and then the puncture rod 11 continues to rotate, when the puncture rod 11 rotates to a magnetic pole position at the top of the magnetic pole and the right upper half part of the magnetic rotating shaft 9, the puncture rod 11 can move inwards due to adsorption generated by different magnetic poles, and the fallen leaf is cleaned by the puncture rod 11, so that the fallen leaf is conveyed upwards in a gathering mode, the fallen leaf is prevented from scattering and flying, and the fallen leaf collection efficiency is improved; when the puncture rod 11 moves in a reciprocating manner due to the change of magnetic poles, the rotating rod 12 drives the auxiliary puncture rod 13 to move, so that the auxiliary puncture rod 13 also moves in a reciprocating manner to have the effect of puncturing and polymerizing fallen leaves, and meanwhile, in the moving process of the auxiliary puncture rod 13, the inner iron ball 26 impacts the rubber elastic plate 25 to enable the auxiliary puncture rod 13 to vibrate, so that the puncturing effect can be improved, and the effect of promoting the polymerization of the fallen leaves is achieved; the arc-shaped air deflector 18 is arranged on the arc-shaped air filter plate 3, so that when the negative pressure fan 2 performs air suction operation upwards, the arc-shaped air deflector 18 can guide the wind direction to enter the air channel 5 along the arc-shaped air filter plate 3, the utilization rate of wind power can be improved, part of wind power can flow upwards through the arc-shaped air filter plate 3, the arc-shaped sliding plate 20 can be pushed to slide upwards along the limiting plate 19, if fallen leaves block the arc-shaped air filter plate 3, the wind pressure flowing upwards through the arc-shaped air filter plate 3 can be reduced, at the moment, the arc-shaped sliding plate 20 can move downwards through the elastic force of the elastic sheet, the beating rod 21 can beat the arc-shaped air filter plate 3, the blocked fallen leaves are vibrated, and the effect of automatically beating and preventing the fallen leaves from blocking the arc-shaped air filter plate 3 is achieved; when the broken stone blocks between fallen leaves and fallen leaves enter into air duct 5 through arc wind filtering plate 3 inside, the broken stone blocks blow out from air duct 5 inside and just can produce a hitting power to strike board 23, make strike board 23 can rotate right, strike board 23 just can drive arc clamp plate 24 and produce an extrusion force to gasbag 22, make the air outlet of gasbag 22 bottom can produce the operation of blowing, thereby can blow up the fallen leaves of 6 upper surfaces of sieve, prevent that the long-term deposit of fallen leaves from causing the jam of sieve 6 on 6 surfaces of sieve, improve the screening efficiency of sieve 6, to sum up, through being provided with sieve 6 inside 4 can be very convenient separate fallen leaves and broken stone blocks, can make things convenient for the polymerization of fallen leaves to collect through rotating wheel 8 and puncture rod 11 simultaneously, improve collection efficiency.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a gardens fallen leaves cleaning device, includes mobile case (1), its characterized in that: remove quick-witted case (1) top and be provided with negative-pressure air fan (2), negative-pressure air fan (2) right-hand member outer wall inlays admittedly on collecting box (4) top outer wall, fixed mounting has the arc to strain aerofoil (3) between removal machine case (1) outer wall and collecting box (4) outer wall, collecting box (4) and arc strain aerofoil (3) junction fixed mounting have wind channel (5), it has sieve (6) to inlay admittedly on collecting box (4) inner wall, sieve (6) below fixed mounting has slant guide plate (7), the discharge gate has been seted up to collecting box (4) bottom is fixed.

2. A garden fallen leaf cleaning device according to claim 1, characterized in that: fixed mounting has magnetism rotation axis (9) between collecting box (4) outer wall and mobile chassis (1) outer wall, magnetism rotation axis (9) outer wall rotates and installs and rotate wheel (8), it has fixed block (10) to rotate wheel (8) outer wall to inlay, run through and slidable mounting has puncture rod (11) on fixed block (10), puncture rod (11) bottom outer wall sets up to the conical surface.

3. A gardens fallen leaves cleaning device according to claim 2, characterized in that: puncture pole (11) outer wall rotates and installs dwang (12), dwang (12) rotate and install on supplementary thorn pole (13) outer wall, supplementary thorn pole (13) slidable mounting is on fixed block (10), puncture pole (11) have magnetism and top magnetic pole and magnetism rotation axis (9) left and right halves magnetic pole the same.

4. A gardens fallen leaves cleaning device according to claim 2, characterized in that: rotate and to inlay on wheel (8) right-hand member outer wall and have a lug (14), lug (14) outer wall and No. two lug (16) outer wall swing joint, No. two lug (16) are inlayed and are fixed on activity disc (15) outer wall, activity disc (15) movable mounting is on magnetism rotation axis (9) outer wall, it hits hitting block (17) to inlay on activity disc (15) outer wall admittedly, fixed mounting has shell fragment elastic connection between activity disc (15) and collecting box (4) outer wall.

5. A garden fallen leaf cleaning device according to claim 1, characterized in that: the arc-shaped air guide plate is fixedly embedded on the outer wall of the bottom of the arc-shaped air filter plate (3), a limiting plate (19) is fixedly embedded between the outer wall of the arc-shaped air filter plate (3) and the outer wall of the movable case (1), an arc-shaped sliding plate (20) is slidably installed on the outer wall of the limiting plate (19), a hammering rod (21) is fixedly embedded on the outer wall of the bottom of the arc-shaped sliding plate (20), and an elastic sheet elastic connection is fixedly installed between the top of the arc-shaped sliding plate (20) and the outer wall of the bottom of the movable case (1) and the outer wall of the bottom of the negative pressure fan (2).

6. A garden fallen leaf cleaning device according to claim 1, characterized in that: the upper right end inner wall of collecting box (4) inlays inherent gasbag (22), the air outlet has been seted up to gasbag (22) bottom, gasbag (22) left end outer wall and arc clamp plate (24) outer wall swing joint, arc clamp plate (24) bottom outer wall inlays admittedly on striking plate (23) bottom outer wall, strike plate (23) top and rotate and install on collecting box (4) top inner wall, fixed mounting has shell fragment elastic connection between striking plate (23) and collecting box (4) top inner wall.

7. A gardens fallen leaves cleaning device according to claim 3, characterized in that: the utility model discloses an auxiliary thorn pole, including supplementary thorn pole (13), auxiliary thorn pole (13) and rubber elastic plate (25), inlay on the auxiliary thorn pole (13) inner wall and be fixed with rubber elastic plate (25), the inside movable mounting of auxiliary thorn pole (13) has iron ball (26), iron ball (26) and rubber elastic plate (25) swing joint.