CN212588959U

CN212588959U - Gardens lawn trimmer convenient to clearance grass bits

Info

Publication number: CN212588959U
Application number: CN202021375249.8U
Authority: CN
Inventors: 谢艳; 罗银杰
Original assignee: Jiangsu Yiqin Engineering Construction Co ltd
Current assignee: Jiangsu Yiqin Engineering Construction Co ltd
Priority date: 2020-07-13
Filing date: 2020-07-13
Publication date: 2021-02-26
Anticipated expiration: 2030-07-13

Abstract

The application relates to a garden lawn trimmer convenient for clearing grass clippings, which comprises a frame; a first driving motor is fixedly arranged on the rack; an output shaft of the driving motor penetrates through the rack, and a tool rest is fixedly arranged at the end part of the output shaft; the knife rest is connected with a blade; a dust hood is fixedly arranged on the lower end face of the rack; a dust collection box is fixedly arranged on the upper end surface of the frame; a dust collection pipe is connected between the dust collection cover and the dust collection box; the dust collection pipe penetrates through the rack, and the middle part of the dust collection pipe is connected with a dust collector; a material guiding plate fixedly connected to the lower end face of the rack is arranged between the tool rest and the dust hood; the two guide plates are obliquely arranged and symmetrically distributed along the width direction of the rack; an included angle formed by the two material guiding plates at one end close to the dust hood is smaller than that formed at one end close to the tool rest; the lower end surface of the guide plate is fixedly provided with bristles. This application has and prevents to appear clearing up the dead angle, leads to the not thorough effect of grass bits clearance.

Description

Gardens lawn trimmer convenient to clearance grass bits

Technical Field

The utility model relates to a garden instrument's field especially relates to a gardens lawn trimmer convenient to clearance grass bits.

Background

At present, along with the enhancement of urban greening consciousness, people have higher and higher requirements on greening and attractiveness of the surrounding environment, and a lawn trimmer is mainly used for trimming garden greening belts. The existing walking lawn trimmer is widely used, and the blade positioned below the chassis is driven by the engine to rotate, and the blade horizontally cuts grass clippings to trim the lawn.

The utility model discloses a patent of the prior art can refer to the utility model patent that the grant bulletin number is CN205865116U, and it discloses an afforestation lawn trimming means convenient to clear away the grass bits, including the mounting panel, surface mounting has support frame and a dust cage under the mounting panel, and the mounting panel upper surface is provided with the collecting box, is connected with a dust collecting tube and a dust catcher between collecting box and a dust cage, and the inside level of collecting box is provided with the lifter plate, is provided with the cylinder between the bottom of lifter plate and collecting box, and the bottom of collecting box is provided with driving motor, and the bottom of driving motor pivot is connected with the blade. When the trimming device trims the lawn, grass scraps trimmed by the blades can be collected, so that trimming and cleaning work on the lawn is completed, and cost is saved.

In view of the above-mentioned related technologies, the applicant believes that there may be some four corners in the process of collecting the cut grass clippings by the vacuum cleaner, which causes absorption deviation, so that the grass clippings in some corners cannot be recovered in time.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem of the absorptivity of trimmer in the process of absorbing the grass clippings, the application provides a gardens lawn trimmer convenient to clearance grass clippings.

The application provides a gardens lawn trimmer convenient to clearance grass bits adopts following technical scheme:

a garden lawn trimmer convenient for cleaning grass clippings comprises a frame; a first driving motor is fixedly arranged on the rack; an output shaft of the driving motor penetrates through the rack, and a tool rest is fixedly arranged at the end part of the output shaft; the knife rest is connected with a blade; a dust hood is fixedly arranged on the lower end face of the rack; a dust collection box is fixedly arranged on the upper end surface of the frame; a dust collection pipe is connected between the dust collection cover and the dust collection box; the dust collection pipe penetrates through the rack, and the middle part of the dust collection pipe is connected with a dust collector; a material guiding plate fixedly connected to the lower end face of the rack is arranged between the tool rest and the dust hood; the two guide plates are obliquely arranged and symmetrically distributed along the width direction of the rack; an included angle formed by the two material guiding plates at one end close to the dust hood is smaller than that formed at one end close to the tool rest; the lower end surface of the guide plate is fixedly provided with bristles.

By adopting the technical scheme, firstly, the driving motor is started, and the output shaft drives the blades on the knife rest to rotate, so that the lawn can be trimmed. Then, the bristles on the lower end surface of the material guiding plate brush the trimmed grass clippings to prevent the grass clippings from depositing on the root of the lawn. Along with the frame constantly moves forward, two guide plates guide the grass bits, make the grass bits piled up in the little one end of contained angle, are convenient for collect. And finally, the dust collector is started, and the grass clippings are sucked into the dust collection pipe from the dust collection cover and finally fall into the dust collection box.

Preferably, the end angles of the lower end surface of the rack are connected with walking wheels; and one end of the frame, which is close to the dust hood, is fixedly provided with a handrail.

Through adopting above-mentioned technical scheme, hold the handrail with the hand and promote the frame forward, drive the frame motion through the rotation of walking wheel, play convenient, laborsaving technological effect.

Preferably, the rack is rotatably connected with a first rotating shaft and a second rotating shaft; the first rotating shaft and the second rotating shaft are arranged in parallel, and the middle parts of the first rotating shaft and the second rotating shaft penetrate through the outer wall of the dust hood; the outer ring surfaces of the first rotating shaft and the second rotating shaft are respectively and fixedly provided with a first spiral blade and a second spiral blade; the first spiral blade and the second spiral blade are arranged in a staggered mode; a second driving motor is coaxially fixed at the end part of the first rotating shaft; a first gear is fixedly arranged on the first rotating shaft; and a second gear meshed with the first gear is fixedly arranged on the second rotating shaft.

Through adopting above-mentioned technical scheme, driving motor two starts, and it is rotatory to drive axis of rotation one, under the meshing of gear one and gear two, and then drive axis of rotation two and rotate, and the grass bits after being pruned are drawn into between spiral blade one and the spiral blade two under the drive of axis of rotation one and axis of rotation two, can cut into pieces the big grass bits of size, and the grass bits after cutting into pieces are inhaled in the dust cage again, prevent that the big grass bits of size from directly getting into the dust absorption intraductal, cause the dust absorption pipe to block.

Preferably, mounting grooves are formed in end corners of the lower end face of the rack; an electric telescopic rod is fixedly arranged in the mounting groove; the end part of the electric telescopic rod is fixedly provided with an installation frame; the walking wheel is rotationally connected to one end, far away from the electric telescopic rod, of the mounting frame.

By adopting the technical scheme, the electric telescopic rod can stretch, the distance between the frame and the lawn can be adjusted according to needs, the adjustment of the distance between the blade and the lawn to be trimmed is further realized, and the trimming requirements of lawns with different heights are met.

Preferably, a folding rod is fixedly arranged at the upper end of the blade on an output shaft of the first driving motor; an arc-shaped material baffle is fixedly arranged at the end part of the folding rod.

Through adopting above-mentioned technical scheme, the blade is carrying out the in-process of pruning to the lawn, and folding rod and arc striker plate also can rotate thereupon, and the grass bits after the pruning can be blockked by the arc striker plate when the motion, prevents that the grass bits from splashing to the frame, and the increase is to the clearance degree of difficulty of frame.

Preferably, the blade comprises a mounting portion and a working portion; a clamping block is fixedly arranged on the tool rest; a bayonet matched with the clamping block is formed in the mounting part; mounting holes are formed in the two ends, located at the bayonet, of the mounting part; and fastening bolts are inserted into the mounting holes.

By adopting the technical scheme, the bayonet on the mounting part is clamped with the clamping block on the tool rest, then the fastening bolt is arranged in the mounting hole in a penetrating manner, and the end part of the fastening bolt is in threaded connection with the tool rest, so that the mounting of the blade can be completed. The fastening bolt is screwed off, so that the blade can be separated from the tool rest, and the blade is convenient to replace and clean.

Preferably, the working part is fixedly provided with a reinforcing rib.

Through adopting above-mentioned technical scheme, the strengthening rib can improve the intensity of work portion, prolongs the life of blade.

Preferably, the dust collecting box is hinged with a box door; the door is fixedly provided with a handle.

Through adopting above-mentioned technical scheme, after the pruning, hold the handle and open the chamber door, alright clear up in order to the grass bits in the dust collection box, played convenient technological effect.

In summary, the present application includes at least one of the following beneficial technical effects:

1. firstly, when the driving motor is started, the output shaft drives the blades on the knife rest to rotate, and the lawn can be trimmed. Then, the bristles on the lower end surface of the material guiding plate brush the trimmed grass clippings to prevent the grass clippings from depositing on the root of the lawn. Along with the frame constantly moves forward, two guide plates guide the grass bits, make the grass bits piled up in the little one end of contained angle, are convenient for collect. Finally, the dust collector is started, and the grass clippings are sucked into the dust collection pipe from the dust collection cover and finally fall into the dust collection box;

2. the dust catcher is carrying out the in-process of clearing up the grass bits, start driving motor two, it is rotatory to drive axis of rotation one, under the meshing effect of gear one and gear two, and then drive axis of rotation two and rotate, the grass bits after being pruned are drawn into between spiral blade one and the spiral blade two under the drive of axis of rotation one and axis of rotation two, can cut into pieces the grass bits that the size is big, the grass bits after cutting into pieces is again inhaled in the dust cage, it is inside to prevent that the grass bits that the size is big from directly getting into the dust absorption pipe, cause the dust absorption pipe to block.

Drawings

FIG. 1 is a schematic view of the overall configuration of a garden lawn mower facilitating the removal of grass clippings;

FIG. 2 is a schematic view of a part of the structure of the trimmer in the embodiment;

FIG. 3 is a schematic view showing the structure of a salient blade in the embodiment;

FIG. 4 is a schematic structural diagram of the embodiment highlighting the first rotating shaft and the second rotating shaft.

Description of reference numerals: 1. a frame; 2. a handrail; 3. a traveling wheel; 4. driving a motor I; 5. a tool holder; 51. a clamping block; 6. a blade; 61. an installation part; 611. a bayonet; 612. mounting holes; 62. a working part; 7. a dust hood; 8. a dust collection box; 81. a box door; 82. a handle; 9. a dust collection pipe; 10. a vacuum cleaner; 11. a fuse plate; 110. brushing; 12. folding the rod; 13. an arc striker plate; 14. mounting grooves; 15. an electric telescopic rod; 16. a mounting frame; 17. fastening a bolt; 18. reinforcing ribs; 19. rotating a first shaft; 20. a second rotating shaft; 21. a first spiral blade; 22. a second spiral blade; 23. a second driving motor; 24. and a second gear.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses gardens lawn trimmer convenient to clearance grass bits. Referring to fig. 1, the device comprises a frame 1, one end of the frame 1 is fixedly connected with an inclined reverse-U-shaped handrail 2, and four end corners of the lower end surface of the frame 1 are respectively connected with a traveling wheel 3. The frame 1 is provided with a cutting component and a weeding component. The handrail 2 is held, the rack 1 is pushed forwards, grass on the lawn is removed through the cutting assembly, cut grass scraps are sucked away through the weeding assembly, the grass scraps are prevented from remaining on the lawn, and the workload of post-treatment is increased.

Referring to fig. 2 and 3, the cutting assembly includes a first drive motor 4, a blade carrier 5, and a blade 6 attached to the blade carrier 5. An output shaft of the first driving motor 4 penetrates through the rack 1, and the end part of the output shaft is fixedly connected with the tool rest 5. The first driving motor 4 is started to drive the blade 6 on the blade carrier 5 to rotate, and grass can be removed. The weeding assembly comprises a dust hood 7 which is fixedly arranged on the lower end surface of the frame 1 and is in a reversed funnel shape, a dust collection box 8 which is fixedly arranged on the upper end surface of the frame 1, a dust collection pipe 9 which is connected between the dust collection box 8 and the dust hood 7, and a dust collector 10 which is connected to the middle part of the dust collection pipe 9. When the dust collector 10 is started, grass clippings are sucked into the dust collection pipe 9 under the negative pressure action of the dust collector 10 and then fall into the dust collection box 8. The upper end surface of the dust collection box 8 is hinged with a box door 81, and a handle 82 is fixedly arranged on the box door 81. After weeding is finished, the handle 82 is held to open the box door 81, and then grass scraps in the dedusting box can be poured out.

Referring to fig. 2, two obliquely arranged material guiding plates 11 are fixedly arranged on the lower end surface of the frame 1 between the tool rest 5 and the dust hood 7, and the two material guiding plates 11 are symmetrically distributed along the width direction of the frame 1. The lower end surfaces of the two material guiding plates 11 are fixedly provided with brush bristles 110, and an included angle formed by one ends of the two material guiding plates 11 close to the dust hood 7 is smaller than that formed by one ends of the two material guiding plates close to the knife rest 5. In the forward movement process of the frame 1, the guide plate 11 can play a certain guiding role, so that grass clippings move along the inner side surface of the guide plate 11 and are finally concentrated at one end close to the dust hood 7, and dead angles are prevented from occurring in the collection process. Meanwhile, the brush bristles 110 brush the grass clippings at the root of the lawn, so that the grass clippings are prevented from being accumulated for a long time and being rotten.

Referring to fig. 2, in order to prevent grass clippings from splashing in the cutting process, two folding rods 12 are fixedly arranged on an output shaft of a driving motor I4, arc-shaped material blocking plates 13 are fixedly arranged at one ends, far away from the rack 1, of the two folding rods 12, and the arc-shaped material blocking plates 13 are connected end to end above the knife rest 5 to form a circular structure, so that the work of the blades 6 can not be blocked, and the grass clippings can be prevented from splashing on the rack 1.

Referring to fig. 2, different lawns have different height and prune the requirement, and for the convenience of adjusting the distance between blade 6 and the lawn, mounting groove 14 has all been seted up at four end angles of terminal surface under frame 1, all has set firmly electric telescopic handle 15 in every mounting groove 14, and electric telescopic handle 15 keeps away from the one end of mounting groove 14 and has set firmly mounting bracket 16 to walking wheel 3 rotates and connects on mounting bracket 16.

Referring to fig. 2 and 3, as the blade 6 is used for a longer period of time, the blade 6 may be worn, and in order to facilitate the removal and replacement of the blade 6, the blade 6 includes a mounting portion 61 and a triangular-shaped working portion 62. A plurality of fixture blocks 51 are uniformly and fixedly arranged on the tool rest 5 along the circumferential direction of the tool rest, and one ends of the fixture blocks 51 far away from the outer edge of the tool rest 5 are fixedly connected with the outer annular surface of the output shaft of the first driving motor 4. A plurality of bayonets 611 matched with the clamping blocks 51 are uniformly distributed on the mounting portion 61, a plurality of mounting holes 612 are further formed in one side, located on the bayonets 611, of the mounting portion 61, and a fastening bolt 17 with the lower end screwed in the tool holder 5 is inserted into each mounting hole 612. The bayonet 611 is aligned with the latch 51, and the fastening bolt 17 is inserted into the fixing hole, so that the blade 6 can be mounted.

Referring to fig. 3, in order to prolong the service life of the blade 6 and prevent the working portion 62 from breaking during cutting, a plurality of ribs 18 are fixedly arranged on the working portion 62.

Referring to fig. 2 and 4, the grass clippings cut by the blade 6 are somewhat longer, and in order to prevent the grass clippings from entering the dust suction pipe 9 and blocking the dust suction pipe 9, a first rotating shaft 19 and a second rotating shaft 20 are rotatably connected to the frame 1, and the first rotating shaft 19 and the second rotating shaft 20 are arranged in parallel and both penetrate through the outer wall of the dust suction cover 7. And a first spiral blade 21 and a second spiral blade 22 are fixedly arranged on the outer annular surfaces of the first rotating shaft 19 and the second rotating shaft 20 along the length direction of the outer annular surfaces, and the first spiral blade 21 and the second spiral blade 22 are arranged in a staggered mode. A second driving motor 23 is coaxially fixed at the end of the first rotating shaft 19, and a base of the second driving motor 23 is fixedly connected to the frame 1. The rotating shaft is also fixedly provided with a first gear between the second driving motor 23 and the rack 1, and the rotating shaft 20 is fixedly provided with a second gear 24 meshed with the first gear. The first rotating shaft 19 and the second rotating shaft 20 rotate to roll the grass clippings between the first spiral blade 21 and the second spiral blade 22, the grass clippings are cut into pieces under the cutting action of the first spiral blade 21 and the second spiral blade 22, and then the grass clippings are sucked into the dust collection pipe 9 under the negative pressure of the dust collector 10 and finally fall into the dust collection box 8.

The implementation principle of garden lawn trimmer convenient to clearance grass bits of the embodiment of this application is: first, the bayonet 611 of the mounting portion 61 is engaged with the latch 51, and the fastening bolt 17 is threaded into the tool holder 5 through the fixing hole, thereby completing the mounting of the insert 6. Then, the length of the electric telescopic rod 15 is adjusted according to the height of the lawn to be mowed. And finally, after the height is adjusted, starting the first driving motor 4, trimming the lawn through the rotation of the blade 6, simultaneously starting the second driving motor 23 and the dust collector 10, crushing the grass clippings by the first spiral blade 21 and the second spiral blade 22, and sucking the grass clippings into the dust collection box 8 under the negative pressure action of the dust collector 10. After trimming is finished, the box door 81 is opened to dump the grass chips in the dust collection box 8.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A garden lawn trimmer convenient for cleaning grass clippings comprises a frame (1); a first driving motor (4) is fixedly arranged on the rack (1); an output shaft of the first driving motor (4) penetrates through the rack (1) and a tool rest (5) is fixedly arranged at the end part of the output shaft; the knife rest (5) is connected with a blade (6); a dust hood (7) is fixedly arranged on the lower end surface of the rack (1); a dust collection box (8) is fixedly arranged on the upper end surface of the frame (1); a dust suction pipe (9) is connected between the dust suction cover (7) and the dust collection box (8); the dust suction pipe (9) penetrates through the rack (1) and the middle part of the dust suction pipe is connected with a dust collector (10); the method is characterized in that: a material guiding plate (11) fixedly connected to the lower end face of the rack (1) is arranged between the tool rest (5) and the dust hood (7); the two guide plates (11) are obliquely arranged and symmetrically distributed along the width direction of the rack (1); an included angle formed by the two material guiding plates (11) at one end close to the dust hood (7) is smaller than that formed at one end close to the tool rest (5); the lower end surface of the material guiding plate (11) is fixedly provided with bristles (110).

2. A garden lawn mower as claimed in claim 1, and adapted to facilitate the removal of clippings, said mower comprising: the end angles of the lower end surface of the rack (1) are connected with walking wheels (3); and one end of the frame (1) close to the dust hood (7) is fixedly provided with a handrail (2).

3. A garden lawn mower as claimed in claim 2, wherein said mower is adapted to facilitate removal of clippings: the rack (1) is rotatably connected with a first rotating shaft (19) and a second rotating shaft (20); the first rotating shaft (19) and the second rotating shaft (20) are arranged in parallel, and the middle parts of the first rotating shaft and the second rotating shaft penetrate through the outer wall of the dust hood (7); the outer ring surfaces of the first rotating shaft (19) and the second rotating shaft (20) are respectively fixedly provided with a first spiral blade (21) and a second spiral blade (22); the first spiral blade (21) and the second spiral blade (22) are arranged in a staggered mode; a second driving motor (23) is coaxially fixed at the end part of the first rotating shaft (19); a first gear is fixedly arranged on the first rotating shaft (19); and a second gear (24) meshed with the first gear is fixedly arranged on the second rotating shaft (20).

4. A garden lawn mower as claimed in claim 2, wherein said mower is adapted to facilitate removal of clippings: mounting grooves (14) are formed in the end corners of the lower end face of the rack (1); an electric telescopic rod (15) is fixedly arranged in the mounting groove (14); the end part of the electric telescopic rod (15) is fixedly provided with a mounting rack (16); the walking wheels (3) are rotatably connected to one end, far away from the electric telescopic rod (15), of the mounting frame (16).

5. A garden lawn mower as claimed in claim 1, and adapted to facilitate the removal of clippings, said mower comprising: a folding rod (12) is fixedly arranged at the upper end of the blade (6) on the output shaft of the driving motor I (4); an arc-shaped material baffle (13) is fixedly arranged at the end part of the folding rod (12).

6. A garden lawn mower as claimed in claim 1, and adapted to facilitate the removal of clippings, said mower comprising: the blade (6) comprises a mounting portion (61) and a working portion (62); a clamping block (51) is fixedly arranged on the tool rest (5); a bayonet (611) matched with the fixture block (51) is arranged on the mounting part (61); mounting holes (612) are formed in the two ends, located on the bayonet (611), of the mounting portion (61); and fastening bolts (17) are inserted into the mounting holes (612).

7. A garden lawn mower as claimed in claim 6 and adapted to facilitate the removal of clippings, wherein: the working part (62) is fixedly provided with a reinforcing rib (18).

8. A garden lawn mower as claimed in claim 1, and adapted to facilitate the removal of clippings, said mower comprising: a door (81) is hinged on the dust collection box (8); and a handle (82) is fixedly arranged on the box door (81).