CN214385132U

CN214385132U - Lawn trimmer easy for grass scrap treatment

Info

Publication number: CN214385132U
Application number: CN202120204994.4U
Authority: CN
Inventors: 张福来
Original assignee: Tianjin Xinran Municipal Engineering Co ltd
Current assignee: Tianjin Xinran Municipal Engineering Co ltd
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-10-15
Anticipated expiration: 2031-01-25

Abstract

The utility model discloses an easily lawn mower of grass bits processing, including the automobile body of mowing, the epitaxial C type frame of automobile body front end fixedly connected with of mowing, epitaxial C type frame is in the front end slope setting of the automobile body of mowing, the opening of the automobile body one end of mowing is kept away from to epitaxial C type frame makes progress, the rotation of epitaxial C type frame middle part is connected with cutting blade, the automobile body upper portion fixedly connected with motor of mowing, epitaxial C type frame upper portion fixedly connected with drive mechanism, motor output end fixedly connected with linkage axostylus axostyle, the linkage axostylus axostyle passes through drive mechanism and is connected with the cutting blade transmission, the automobile body of mowing is close to epitaxial C type frame one end sliding connection and indulges the slide bar of cutting, indulge slide bar lower extreme fixedly connected with cutting knife rest of cutting, the bottom that epitaxial C type frame is close to automobile body one side of mowing is provided with the short material screen cloth. The utility model discloses a short material screen cloth that makes longitudinal movement cuts the grass bits that cutting blade rotated the cutting and handles to reduce longer grass bits and pile up on the lawn and form the withered grass layer.

Description

Lawn trimmer easy for grass scrap treatment

Technical Field

The utility model relates to a municipal administration lawn treatment facility technical field especially relates to a lawn trimmer that easily grass bits were handled.

Background

The lawn trimmer is a mechanical tool for trimming lawn and vegetation, and generally comprises a cutter head, an engine, a walking wheel, a handrail and a control part, wherein the cutter head is arranged on the walking wheel, the engine is arranged on the cutter head, and a blade is arranged on an output shaft of the engine and is greatly increased in speed by utilizing the high-speed rotation of the engine, so that the operation time of weeding workers is saved, and a large amount of manpower resources are reduced. The operation is simple, the cutting performance of the objects to be cut, mainly grass, is strong, and the cutting device is suitable for high-yield grasslands, large-scale parks and the like. The mower cuts grass by means of the relative shearing motion of the movable cutter and the fixed cutter on the cutter, and is characterized by regular stubble cutting and small required power.

The utility model discloses a current utility model who authorizes patent publication number for CN204518472U discloses a rotation type lawn mower, including the frame with connect in the working disc of frame, for the motor that the working disc provided power, realize power transmission's drive mechanism, a pushing hands for promoting the frame, it has the rectangle blade to articulate on the working disc, the blade includes the blade, the cutting edge that links to each other with the blade and the mounting hole in the middle of locating the blade, there is the low-angle in the both sides of cutting edge upper surface on perpendicular blade direction and twists reverse, twist reverse the upper surface formation inclination with the blade.

Above-mentioned technical scheme can realize the pruning function to the lawn, nevertheless because prune the lawn in-process, the grass bits of cutting apart are thrown away and fall to the lawn, and finer grass bits can directly drop to soil surface on the lawn, and longer grass bits are piled up on the lawn, form the withered grass layer, not only influence pleasing to the eye, still cause the photosynthesis on lower floor's lawn and shelter from, influence the normal growth on lawn.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a lawn trimmer that easy grass bits were handled can collect the grass bits after pruning to smash the back and unrestrained subaerially, thereby reduce the lawn formation withered grass layer after the pruning, reduce the influence that lawn trimming work was to the lawn victory field.

The utility model discloses a can realize through following technical scheme:

a lawn trimmer easy for grass chip treatment comprises a mowing vehicle body, wherein an extending C-shaped frame is fixedly connected to the front end of the mowing vehicle body, the extending C-shaped frame is obliquely arranged at the front end of the mowing vehicle body, an opening of the extending C-shaped frame, which is far away from one end of the mowing vehicle body, faces upwards, the middle of the extending C-shaped frame is rotatably connected with a cutting blade, a motor is fixedly connected to the upper portion of the mowing vehicle body, a transmission mechanism is fixedly connected to the upper portion of the extending C-shaped frame, the output end of the motor is fixedly connected with a linkage shaft rod, the linkage shaft rod is in transmission connection with the cutting blade through the transmission mechanism, a longitudinal cutting slide rod is slidably connected to one end, which is close to the extending C-shaped frame, of the mowing vehicle body, a cutting knife rest is fixedly connected to the lower end of the longitudinal cutting slide rod, a short material screen is arranged at the bottom of one side, which is close to the mowing vehicle body, and is positioned below the cutting knife rest, and a power assembly for driving the longitudinal cutting slide rod to longitudinally reciprocate is arranged between the transmission mechanism and the motor.

Through adopting above-mentioned technical scheme, make the short material screen cloth of longitudinal movement cut the grass bits that the cutting blade rotated the cutting to reduce longer grass bits and pile up on the lawn and form the withered grass layer.

Further setting the following steps: the power assembly comprises an inner top cam and an extension spring, the inner top cam is fixedly sleeved in the middle of the linkage shaft lever, the upper ends of the two longitudinal cutting slide bars are fixedly connected with longitudinal moving transverse plates, the extension spring is sleeved on the longitudinal cutting slide bars, the upper ends of the extension springs are fixedly connected with the longitudinal moving transverse plates, the inner top cam is abutted and slides with the longitudinal moving transverse plates, and the lower ends of the extension springs are abutted and connected with the upper surface of the mowing vehicle body.

Through adopting above-mentioned technical scheme, when interior top cam in the power component rotates along with the linkage axostylus axostyle, interior top cam rotated to little head end by big head end when, interior top cam promotes the vertical translation diaphragm and drives two vertical cutting slide bars rebound, when interior top cam rotated to big head end by little head end, the vertical translation diaphragm moved down under extension spring's pulling to make the cutting knife rest of vertical cutting slide bar lower extreme cut the meadow dust of removing to the short material screen cloth, the completion is to the drive of the cutting work of cutting knife rest.

Further setting the following steps: the upper side of the motor is provided with a protective cover body, and the lower end of the protective cover body is fixedly connected with the top of the mowing vehicle body.

Through adopting above-mentioned technical scheme, the protecting cover body that sets up on the motor makes the protecting cover body protect the motor, reduces the grass bits among the cutting process and splashes to the motor.

Further setting the following steps: the short material screen is obliquely arranged at the lower part of the epitaxial C-shaped frame, and the cutting knife frame is arranged at the lower end of the longitudinal cutting slide rod and parallel to the short material screen.

Through adopting above-mentioned technical scheme, will cut off knife rest and short material screen cloth slope setting on epitaxial C type frame, make the grass bits that drop on the short material screen cloth slide and drop, reduce the piling up of the grass bits after the cutting in epitaxial C type frame.

Further setting the following steps: the upper portion of the cutting blade is fixedly connected with a material discharging shifting sheet, and the material discharging shifting sheet is vertically arranged on the edge of the cutting blade.

Through adopting above-mentioned technical scheme, at the row material plectrum that cutting blade upper portion set up, be convenient for make row material plectrum rotate along with cutting blade's rotation, the dander after promoting the cutting splashes to the both sides of extension C type frame to be convenient for slide to the short material screen cloth on, the convenient dander after to the cutting carries out centralized processing.

Further setting the following steps: the linkage shaft lever is fixedly connected with a first bevel gear close to one end of the transmission mechanism, and the first bevel gear is in meshed connection with the second bevel gear.

Through adopting above-mentioned technical scheme, first bevel gear and second bevel gear that sets up in drive mechanism make the interlock axostylus axostyle drive first bevel gear pivoted simultaneously, drive the rotation of second bevel gear and cutting blade via the meshing of first bevel gear and second bevel gear to realize cutting blade's horizontal rotation and cut the lawn.

Further setting the following steps: the linkage shaft lever is connected with the ball bearing in a sleeved mode at one end, close to the transmission mechanism, of the linkage shaft lever, the outer portion of the ball bearing is fixedly connected with the inner wall of the transmission mechanism, and the linkage shaft lever is in rotating butt joint with the transmission mechanism through the ball bearing.

Through adopting above-mentioned technical scheme, the ball bearing that sets up in drive mechanism makes the one end that the motor was kept away from to the interlock axostylus axostyle be connected with drive mechanism rotation to improve interlock axostylus axostyle pivoted stability.

To sum up, the utility model discloses a beneficial technological effect does:

the utility model discloses a grass bits to cutting blade rotation cutting are cut and are handled to reduce longer grass bits and pile up on the lawn and form the withered grass layer.

Drawings

Fig. 1 is an axonometric view of an embodiment of the present invention, mainly used for showing the overall structure of the mowing vehicle body; fig. 2 is a front cross-sectional view of an embodiment of the present invention, which is mainly used for showing the structural schematic diagram of the cutting blade holder.

Reference numerals: 1. a mowing vehicle body; 2. an epitaxial C-shaped frame; 3. a cutting blade; 4. a transmission mechanism; 5. an electric motor; 6. a linkage shaft lever; 7. longitudinally cutting the slide bar; 8. a cutting knife rest; 9. a short material screen; 10. longitudinally moving the transverse plate; 11. an extension spring; 12. an inner top cam; 13. discharging and poking sheets; 14. a protective mask body; 15. a first bevel gear; 16. a second bevel gear.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore are not to be construed as limiting the scope of the invention.

Referring to fig. 1 and 2, for the lawn trimmer easy for grass scrap treatment disclosed by the utility model, comprising a mowing vehicle body 1, wherein the front end of the mowing vehicle body 1 is fixedly connected with an extension C-shaped frame 2, the extension C-shaped frame 2 is arranged at the front end of the mowing vehicle body 1 in an inclined manner, the opening of the extension C-shaped frame 2, which is far away from one end of the mowing vehicle body 1, is upward, the middle part of the extension C-shaped frame 2 is rotatably connected with a cutting blade 3, the upper part of the mowing vehicle body 1 is fixedly connected with a motor 5, the upper part of the extension C-shaped frame 2 is fixedly connected with a transmission mechanism 4, the output end of the motor 5 is fixedly connected with a linkage shaft lever 6, the linkage shaft lever 6 is in transmission connection with the cutting blade 3 through the transmission mechanism 4, one end of the mowing vehicle body 1, which is close to the extension C-shaped frame 2, is slidably connected with a longitudinal cutting slide bar 7, the lower end of the longitudinal slide bar 7 is fixedly connected with a cutting knife rest 8, the bottom of the extension C-shaped frame 2, which is close to one side of the mowing vehicle body 1 is provided with a short material screen 9, the short material screen 9 is positioned below the cutting knife rest 8, and a power component for driving the longitudinal reciprocating movement of the longitudinal cutting slide rod 7 is arranged between the transmission mechanism 4 and the motor 5, so that the longitudinal moving short material screen 9 cuts the grass cuttings cut by the rotation of the cutting blade 3, and the accumulation of longer grass cuttings on the lawn to form a withered grass layer is reduced.

Referring to fig. 2, the power assembly includes an inner top cam 12 and an extension spring 11, the inner top cam 12 is fixedly sleeved on the middle portion of the linkage shaft lever 6, the upper ends of the two longitudinal cutting slide bars 7 are fixedly connected with a longitudinal moving transverse plate 10, the extension spring 11 is sleeved on the longitudinal cutting slide bars 7, the upper end of the extension spring 11 is fixedly connected with the longitudinal moving transverse plate 10, the inner top cam 12 is abutted with the longitudinal moving transverse plate 10 to slide, the lower end of the extension spring 11 is abutted with the upper surface of the mowing vehicle body 1, when the inner top cam 12 in the power assembly rotates along with the linkage shaft lever 6, the inner top cam 12 rotates from a big end to a small end, the inner top cam 12 pushes the longitudinal moving transverse plate 10 to drive the two longitudinal cutting slide bars 7 to move upwards, when the inner top cam 12 rotates from the small end to the big end, the longitudinal moving transverse plate 10 moves downwards under the pulling of the extension spring 11, so that the cutting knife rest 8 at the lower end of the longitudinal cutting slide bars 7 cuts the grass clippings moved to the short material screen 9, the driving of the cutting work by the cutting blade holder 8 is completed.

Referring to fig. 2, a protective cover 14 is arranged on the upper side of the motor 5, the lower end of the protective cover 14 is fixedly connected with the top of the mowing vehicle body 1, and the protective cover 14 arranged on the motor 5 protects the motor 5 from the protective cover 14, so that grass scraps in the cutting process are reduced from splashing onto the motor 5.

Short material screen cloth 9 sets up in the slope of extension C type frame 2 lower part, and cutting knife rest 8 is indulged and is cut slide bar 7 lower extreme and short material screen cloth 9 parallel arrangement, with cutting knife rest 8 and short material screen cloth 9 slope setting on extension C type frame 2, makes the waster that drops on short material screen cloth 9 slide and drop, reduces the piling up of the waster after the cutting in extension C type frame 2. 3 upper portion fixedly connected with of cutting blade arranges material plectrum 13, arranges material plectrum 13 and becomes perpendicular setting at the cutting edge of cutting blade 3, arranges material plectrum 13 at the setting of 3 upper portions of cutting blade, is convenient for make row material plectrum 13 rotate along with cutting blade 3's rotation, promotes the dander after the cutting and splashes to the both sides of epitaxial C type frame 2 to be convenient for slide to short material screen cloth 9 on, the convenient dander after the cutting carries out centralized processing.

Referring to fig. 2, a second bevel gear 16 is arranged inside the transmission mechanism 4, the second bevel gear 16 is fixedly connected with the upper end of the cutting blade 3, a first bevel gear 15 is fixedly connected to one end of the linkage shaft lever 6 close to the transmission mechanism 4, the first bevel gear 15 is in meshing connection with the second bevel gear 16, and the first bevel gear 15 and the second bevel gear 16 which are arranged in the transmission mechanism 4 drive the linkage shaft lever 6 to drive the first bevel gear 15 to rotate and drive the second bevel gear 16 and the cutting blade 3 to rotate through meshing of the first bevel gear 15 and the second bevel gear 16, so that the horizontal rotation of the cutting blade 3 is realized to cut the lawn. The ball bearing has been cup jointed to interlock axostylus axostyle 6 near 4 one ends of drive mechanism, and ball bearing outside and 4 inner wall fixed connection of drive mechanism, interlock axostylus axostyle 6 rotate the butt through ball bearing and drive mechanism 4, and the ball bearing that sets up in drive mechanism 4 makes interlock axostylus axostyle 6 keep away from the one end of motor 5 and is rotated with drive mechanism 4 and be connected to improve 6 pivoted stability of interlock axostylus axostyle.

The utility model discloses a theory of operation and beneficial effect do:

when the lawn needs to be built, the motor 5 on the mowing vehicle body 1 is started, the output end of the motor 5 drives the linkage shaft lever 6 to rotate, the transmission of the first bevel gear 15 and the second bevel gear 16 in the transmission mechanism 4 drives the transmission mechanism 4 to rotate rapidly, the lawn entering the extension C-shaped frame 2 is cut, meanwhile, the cut grass scraps are stirred by the discharging shifting sheet 13 rotating along with the cutting blade 3 to move to two sides of the extension C-shaped frame 2 and slide to the short material screen 9 along the bottom wall of the extension C-shaped frame 2, the linkage shaft lever 6 drives the inner top cam 12 to rotate while the linkage shaft lever 6 rotates, and the longitudinal moving transverse plate 10 and the longitudinal cutting slide rod 7 are driven to slide longitudinally under the pulling of the tension spring 11, so that the cutting work of the grass scraps moving to the short material screen 9 is realized in the process that the longitudinal cutting slide rod 7 pushes the cutting knife rest 8 to slide longitudinally, the longer grass clippings are cut and crushed and then enter the lawn, so that the accumulation of the longer grass clippings on the lawn to form a withered grass layer is reduced.

The above, only do the preferred embodiment of the present invention, not limit the protection scope of the present invention according to this, 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. A lawn mower easy for grass clippings treatment, comprising a mowing vehicle body (1), characterized in that: the front end of the mowing vehicle body (1) is fixedly connected with an extending C-shaped frame (2), the extending C-shaped frame (2) is obliquely arranged at the front end of the mowing vehicle body (1), the opening, far away from one end of the mowing vehicle body (1), of the extending C-shaped frame (2) is upward, the middle of the extending C-shaped frame (2) is rotatably connected with a cutting blade (3), the upper portion of the mowing vehicle body (1) is fixedly connected with a motor (5), the upper portion of the extending C-shaped frame (2) is fixedly connected with a transmission mechanism (4), the output end of the motor (5) is fixedly connected with a linkage shaft lever (6), the linkage shaft lever (6) is in transmission connection with the cutting blade (3) through the transmission mechanism (4), one end, close to the extending C-shaped frame (2), of the mowing vehicle body (1) is slidably connected with a longitudinal cutting slide rod (7), and the lower end of the longitudinal cutting slide rod (7) is fixedly connected with a cutting knife rest (8), the bottom of one side, close to the mowing vehicle body (1), of the extension C-shaped frame (2) is provided with a short material screen (9), the short material screen (9) is located below the cutting knife rest (8), and a power assembly used for driving the longitudinal cutting slide rod (7) to longitudinally reciprocate is arranged between the transmission mechanism (4) and the motor (5).

2. A lawn mower as claimed in claim 1, adapted to facilitate the disposal of clippings, said lawn mower comprising: the power assembly comprises an inner top cam (12) and an extension spring (11), the inner top cam (12) is fixedly sleeved in the middle of the linkage shaft lever (6), the upper ends of the two longitudinal cutting slide bars (7) are fixedly connected with longitudinal moving transverse plates (10), the extension spring (11) is sleeved on the longitudinal cutting slide bars (7), the upper ends of the extension springs (11) are fixedly connected with the longitudinal moving transverse plates (10), the inner top cam (12) slides in a butting mode with the longitudinal moving transverse plates (10), and the lower ends of the extension springs (11) are abutted to the upper surface of the mowing vehicle body (1).

3. A lawn mower as claimed in claim 1, adapted to facilitate the disposal of clippings, said lawn mower comprising: a protective cover body (14) is arranged on the upper side of the motor (5), and the lower end of the protective cover body (14) is fixedly connected with the top of the mowing vehicle body (1).

4. A lawn mower as claimed in claim 1, adapted to facilitate the disposal of clippings, said lawn mower comprising: the short material screen (9) is obliquely arranged on the lower portion of the extension C-shaped frame (2), and the cutting knife rest (8) is arranged in parallel with the short material screen (9) at the lower end of the longitudinal cutting slide rod (7).

5. A lawn mower as claimed in claim 1, adapted to facilitate the disposal of clippings, said lawn mower comprising: cutting blade (3) upper portion fixedly connected with arranges material plectrum (13), arrange material plectrum (13) and become vertical setting at the cutting edge of cutting blade (3).

6. A lawn mower as claimed in claim 1, adapted to facilitate the disposal of clippings, said lawn mower comprising: the cutting device is characterized in that a second bevel gear (16) is arranged inside the transmission mechanism (4), the second bevel gear (16) is fixedly connected with the upper end of the cutting blade (3), a first bevel gear (15) is fixedly connected to one end, close to the transmission mechanism (4), of the linkage shaft lever (6), and the first bevel gear (15) is in meshed connection with the second bevel gear (16).

7. A lawn mower as claimed in claim 6, wherein said grass clippings are easily handled by: the linkage shaft lever (6) is close to one end of the transmission mechanism (4) and is sleeved with a ball bearing, the outer portion of the ball bearing is fixedly connected with the inner wall of the transmission mechanism (4), and the linkage shaft lever (6) is in rotating butt joint with the transmission mechanism (4) through the ball bearing.