CN211558026U

CN211558026U - Lawn mower with altitude mixture control function

Info

Publication number: CN211558026U
Application number: CN201922392971.6U
Authority: CN
Inventors: 李俊; 颜必成
Original assignee: Changzhou Inte General Mechanical Equipment Co ltd
Current assignee: Changzhou Inte General Mechanical Equipment Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-09-25
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a lawn mower with height adjusting function, including lawn mower main part and gyro wheel, the left side fixedly connected with cutting device of lawn mower main part, the right side fixedly connected with handle of lawn mower main part, the lower surface of lawn mower main part is equipped with the recess and through recess fixedly connected with adjusting device, adjusting device includes the casing, the surface of casing and the inner wall fixed connection of lawn mower main part upper groove, the spacing rotation in shells inner wall's right side has the carousel, the spiral guide slot has been seted up in the left side of carousel, the inner wall sliding connection of spiral guide slot has the slide, the inner wall fixedly connected with locating lever of casing. The utility model discloses, use through the cooperation between the above-mentioned structure, solved in the in-service use, because the regulation of traditional regulation spanner and regulating plate is still not convenient enough, cause the holistic altitude mixture control of device to get up still to waste time and energy, reduced work efficiency's problem.

Description

Lawn mower with altitude mixture control function

Technical Field

The utility model relates to a green nursing technical field of planting in gardens specifically is a lawn mower with altitude mixture control function.

Background

Mowers are also known as weed trimmers, lawnmowers, lawn trimmers, and the like. The mower is a mechanical tool for trimming lawns, vegetations and the like, and consists of a cutter head, an engine, traveling wheels, a traveling mechanism, blades, handrails and a control part; most of the conventional lawn cutting equipment is a mower which is pushed to walk by manpower and comprises a frame, a cutting blade, power equipment and the like, and in the actual use process, the lawn cutting equipment needs to adapt to lawns with different growth vigors and terrains and needs to adjust the stubble cutting height; however, the height adjustment of the conventional cutting machine is not convenient enough, and therefore, a lawn mower with a height adjustment function is proposed, for example, a stubble height adjustment mechanism of the lawn mower disclosed in chinese patent CN202738444U, and belongs to the technical field of garden equipment. The problem that the stubble cutting height of rear tugs at two sides of the existing walking mower can not be synchronously adjusted is solved. This lawn mower cut stubble height adjusting mechanism includes support frame and regulating plate, regulating plate and lawn mower fixed connection to articulated have the regulation spanner, have along the buckle structure of arc distribution between regulating plate and the regulation spanner, above-mentioned regulation spanner can fix a position in arbitrary one buckle structure department when rotating around the pin joint, cut stubble height adjusting mechanism still including the axis of rotation, the one end and the frame of axis of rotation rotate and be connected, other end fixed connection is in the articulated department of adjusting the spanner, the support frame is fixed in the axis of rotation, the back tow boat of lawn mower rotates and connects on the support frame. The utility model has the advantages that the adjusting spanner, the rotating shaft, the supporting frame and the rear tug can realize linkage, the adjustment of the stubble cutting height can be realized by rotating the adjusting spanner, and the adjustment is simple and convenient;

however, in the actual use process, the adjustment of the adjusting wrench and the adjusting plate is still inconvenient, so that the overall height of the device is adjusted, time and labor are wasted, and the working efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lawn mower with altitude mixture control function improves traditional device, has solved the problem among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lawn mower with height adjusting function, includes lawn mower main part and gyro wheel, the left side fixedly connected with cutting device of lawn mower main part, the right side fixedly connected with handle of lawn mower main part, the lower surface of lawn mower main part is equipped with the recess and through recess fixedly connected with adjusting device.

The adjusting device comprises a shell, the surface of the shell is fixedly connected with the inner wall of the groove on the main body of the mower, the right side of the inner wall of the shell is limited and rotated with a turntable, the left side of the turntable is provided with a spiral guide groove, the inner wall of the spiral guide groove is connected with a sliding plate in a sliding way, the inner wall of the shell is fixedly connected with a positioning rod, the positioning rod penetrates through the sliding plate and is connected with the sliding plate in a sliding way, the left end of the sliding plate is fixedly connected with a connecting frame, a lantern ring is fixedly connected at the left end of the connecting frame, a rotating shaft is arranged on the inner wall of the lantern ring in a limiting and rotating way, two ends of the rotating shaft respectively penetrate through the front side and the rear side of the shell and are fixedly connected with the surface of the roller, which is opposite to the circle center, the front side and the rear side of the shell are provided with through grooves for the rotation shaft to slide up and down, the inner wall of the turntable is fixedly connected with a first driving shaft, and the surface of the first driving shaft penetrates through the right side of the shell and is fixedly connected with an instant locking device.

Preferably, instant locking means includes the worm wheel, the inner wall of worm wheel and the fixed surface connection of drive shaft one, the rear side meshing of worm wheel has the worm, the top and the equal fixedly connected with drive shaft two in bottom of worm, the right side fixedly connected with safety cover of casing, two the surface of drive shaft two runs through the safety cover and the spacing rotation on the safety cover.

Preferably, the back ends of the second driving shafts are fixedly connected with knobs, and anti-skid grains are formed in the surfaces of the knobs.

Preferably, the surfaces of the two driving shafts are sleeved with limit bearings, and opposite surfaces of the two limit bearings are respectively rotatably connected with the upper surface and the lower surface of the protective cover.

Preferably, the surface of the positioning rod is sleeved with a damping spring, and two ends of the damping spring are fixedly connected with the opposite surfaces of the sliding plate and the inner wall of the shell respectively.

Preferably, the number of the lantern rings is two, and the two lantern rings are symmetrically arranged on the vertical central line of the connecting frame.

Compared with the prior art, the beneficial effects of the utility model are as follows:

firstly, the utility model can quickly adjust the height of the roller through the arrangement of the adjusting device, thereby adjusting the overall height of the device and synchronously adjusting the height of the cutting blade;

the utility model manually drives the first driving shaft to rotate, so that the turntable on the first driving shaft synchronously rotates along with the first driving shaft, and the sliding plate in the spiral guide groove has the trend of synchronously rotating along with the turntable; the positioning rod limits the motion trail of the sliding plate after penetrating the sliding plate, so that the sliding plate can only move up and down on the positioning rod, the sliding plate can relatively rotate between the spiral guide grooves on the rotating disc, and the sliding plate can drive the connecting frame, the sleeve ring and the rotating shaft to move up and down under the guidance of the spiral trail on the spiral guide grooves, so that the lifting of the roller on the end part of the rotating shaft is realized, and the lifting adjustment of the whole device is further realized;

through the arrangement of the instant locking device, the first driving shaft can be locked to rotate, so that the roller can be kept fixed at a fixed position, and the overall height of the device can be kept fixed after adjustment;

thirdly, the utility model discloses a cooperation between the above-mentioned structure is used, has solved in the in-service use process, because the regulation of traditional regulation spanner and regulating plate is still not convenient enough, causes the holistic altitude mixture control of device to get up and still wastes time and energy, has reduced work efficiency's problem.

Drawings

Fig. 1 is a front view of the structure of the present invention;

fig. 2 is a front sectional view of the housing of the present invention;

fig. 3 is a top view of the connecting frame of the present invention;

fig. 4 is a left side view of the turntable of the present invention.

In the figure: 1-a mower body, 2-a cutting device, 3-a handle, 4-a roller, 5-an adjusting device, 6-a shell, 7-a rotating disc, 8-a spiral guide groove, 9-a sliding plate, 10-a positioning rod, 11-a connecting frame, 12-a lantern ring, 13-a rotating shaft, 14-a through groove, 15-a first driving shaft, 16-an instant locking device, 17-a worm wheel, 18-a worm, 19-a second driving shaft, 20-a protective cover, 21-a knob, 22-a limit bearing and 23-a damping spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a mower with a height adjusting function comprises a mower body 1 and a roller 4, wherein the mower body 1 comprises a frame, a motor and a power transmission device, a cutting device 2 is fixedly connected to the left side of the mower body 1, the cutting device 2 comprises a blade holder, and the power transmission device drives the blade 2 to rotate to cut a lawn; the power transmission can be finally realized by the matching of a traditional belt pulley and a transmission belt, the right side of the mower main body 1 is fixedly connected with a handle 3, and the whole mower is moved by pushing the device by the handle 3 in a matching way with the roller 4; the lower surface of lawn mower main part 1 is equipped with the recess and through recess fixedly connected with adjusting device 5, through adjusting device 5's setting, can be quick adjust the height of gyro wheel 4, makes the holistic height of device obtain adjusting from this, also makes the high synchronization of cutting blade obtain adjusting.

The adjusting device 5 comprises a shell 6, the surface of the shell 6 is fixedly connected with the inner wall of a groove on the mower body 1, a turntable 7 is arranged on the right side of the inner wall of the shell 6 in a limiting and rotating mode, a spiral guide groove 8 is formed in the left side of the turntable 7, a sliding plate 9 is connected to the inner wall of the spiral guide groove 8 in a sliding mode, a positioning rod 10 is fixedly connected to the inner wall of the shell 6, a damping spring 23 is sleeved on the surface of the positioning rod 10, two ends of the damping spring 23 are respectively fixedly connected with the opposite surfaces of the sliding plate 9 and the inner wall of the shell 6, vibration generated by the sliding plate 9 in the lifting process can be absorbed and filtered through the damping spring 23 on the positioning rod 10, meanwhile, the resistance; the positioning rod 10 penetrates through the sliding plate 9 and is in sliding connection with the sliding plate 9, the connecting frame 11 is fixedly connected to the left end of the sliding plate 9, the lantern rings 12 are fixedly connected to the left end of the connecting frame 11, the number of the lantern rings 12 is two, the two lantern rings 12 are symmetrically arranged on the vertical central line of the connecting frame 11, and through the matching of the two lantern rings 12 and the rotating shaft 13, the stress on the rotating shaft 13 is more balanced, and the rotation of the roller 4 is more stable; the inner wall of the lantern ring 12 is limited to rotate by a rotating shaft 13, the rotating disc 7 on the driving shaft one 15 rotates synchronously through the rotation of the driving shaft one 15 driven manually, and the sliding plate 9 in the spiral guide groove 8 tends to rotate synchronously with the rotating disc 7; the positioning rod 10 limits the motion trail of the sliding plate 9 after penetrating the sliding plate 9, so that the sliding plate 9 can only move up and down on the positioning rod 10, the sliding plate 9 can relatively rotate between the spiral guide grooves 8 on the rotating disc 7, and the sliding plate 9 can drive the connecting frame 11, the lantern ring 12 and the rotating shaft 13 to move up and down under the guidance of the spiral trail on the spiral guide grooves 8, so that the lifting of the roller 4 on the end part of the rotating shaft 13 is realized, and the lifting adjustment of the whole device is further realized; two ends of the rotating shaft 13 respectively penetrate through the front side and the rear side of the shell 6 and are fixedly connected with the surface, which is opposite to the circle center, of the roller 4, through grooves 14 for the rotating shaft 13 to slide up and down are formed in the front side and the rear side of the shell 6, a first driving shaft 15 is fixedly connected to the inner wall of the rotating disc 7, and a through hole is formed in the right side of the rotating disc 7 and is fixedly connected with the surface of the first driving shaft 15 through the through hole; the surface of the first driving shaft 15 penetrates through the right side of the shell 6 and is fixedly connected with an instant locking device 16, and the instant locking device 16 can lock the rotation of the first driving shaft 15, so that the roller 4 can be kept fixed at a fixed position, and relatively, the height of the whole device can be kept fixed after adjustment; the instant locking device 16 comprises a worm wheel 17, the inner wall of the worm wheel 17 is fixedly connected with the surface of a first driving shaft 15, a worm 18 is meshed with the rear side of the worm wheel 17, the top and the bottom of the worm 18 are fixedly connected with second driving shafts 19, the opposite ends of the two second driving shafts 19 are fixedly connected with knobs 21, anti-skid grains are formed in the surface of each knob 21, the second driving shafts 19 are conveniently driven manually through the arrangement of the knobs 21 on the second driving shafts 19, and the anti-skid grains are formed in the anti-skid grains, so that the rotation is more labor-saving; the surfaces of the two driving shafts 19 are sleeved with limit bearings 22, opposite surfaces of the two limit bearings 22 are respectively rotatably connected with the upper surface and the lower surface of the protective cover 20, the stability of limiting rotation of the whole protective cover 20 is further kept after the two driving shafts 19 and the worm 18 form a whole through the arrangement of the corresponding limit bearings 22 on the two driving shafts 19, the protective cover 20 is fixedly connected to the right side of the shell 6, the surfaces of the two driving shafts 19 penetrate through the protective cover 20 and rotate in a limiting manner on the protective cover 20, when the rotary table is used, the driving shafts 19 are manually driven to rotate, so that the worm 18 on the driving shafts 19 synchronously rotate in a limiting manner in the protective cover 20, the rotated worm 18 can drive the worm wheel 17 meshed with the rotated worm wheel, and the driving shaft one 15 on the inner wall of the worm wheel 17 synchronously rotates along with the rotated worm wheel 7; meanwhile, a reverse locking effect exists between the thread matching of the worm wheel 17 and the worm 18, namely the worm wheel 17 cannot drive the worm 18 to rotate, so that the instant locking after the first driving shaft 15 is driven to rotate can be realized;

the working principle is as follows: when the mower with the height adjusting function is used, the height of the roller 4 can be quickly adjusted through the arrangement of the adjusting device 5, so that the overall height of the mower can be adjusted, and the heights of the cutting blades can be synchronously adjusted; the rotating disc 7 on the driving shaft one 15 rotates synchronously with the driving shaft one 15 through the rotation of the manual driving shaft one 15, so that the sliding plate 9 in the spiral guide groove 8 has the tendency of rotating synchronously with the rotating disc 7; the positioning rod 10 limits the motion trail of the sliding plate 9 after penetrating the sliding plate 9, so that the sliding plate 9 can only move up and down on the positioning rod 10, the sliding plate 9 can relatively rotate between the spiral guide grooves 8 on the rotating disc 7, and the sliding plate 9 can drive the connecting frame 11, the lantern ring 12 and the rotating shaft 13 to move up and down under the guidance of the spiral trail on the spiral guide grooves 8, so that the lifting of the roller 4 on the end part of the rotating shaft 13 is realized, and the lifting adjustment of the whole device is further realized; through the arrangement of the instant locking device 16, the rotation of the first driving shaft 15 can be locked, so that the roller 4 can be kept fixed at a fixed position, and correspondingly, the height of the whole device is kept fixed after adjustment; through the cooperation use between the above-mentioned structure, solved in the in-service use process, because the regulation of traditional regulation spanner and regulating plate is still not convenient enough, cause the holistic altitude mixture control of device to get up still to waste time and energy, reduced work efficiency's problem.

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. A lawn mower with height adjusting function comprises a mower body (1) and a roller (4), wherein a cutting device (2) is fixedly connected to the left side of the mower body (1), a handle (3) is fixedly connected to the right side of the mower body (1), and the lawn mower is characterized in that: the lower surface of the mower main body (1) is provided with a groove and is fixedly connected with an adjusting device (5) through the groove;

the adjusting device (5) comprises a shell (6), the surface of the shell (6) is fixedly connected with the inner wall of a groove in the mower body (1), a rotary table (7) is arranged on the right side of the inner wall of the shell (6) in a limiting and rotating mode, a spiral guide groove (8) is formed in the left side of the rotary table (7), a sliding plate (9) is connected to the inner wall of the spiral guide groove (8) in a sliding mode, a positioning rod (10) is fixedly connected to the inner wall of the shell (6), the positioning rod (10) penetrates through the sliding plate (9) and is connected with the sliding plate (9) in a sliding mode, a connecting frame (11) is fixedly connected to the left end of the sliding plate (9), a lantern ring (12) is fixedly connected to the left end of the connecting frame (11), a rotating shaft (13) is arranged on the inner wall of the lantern ring (12) in a limiting and rotating mode, two ends of the rotating shaft (, the front side and the rear side of the shell (6) are both provided with a through groove (14) for the rotation shaft (13) to slide up and down, the inner wall of the turntable (7) is fixedly connected with a first driving shaft (15), and the surface of the first driving shaft (15) penetrates through the right side of the shell (6) and is fixedly connected with an instant locking device (16).

2. A lawnmower with height adjustment according to claim 1, wherein: instant locking means (16) include worm wheel (17), the inner wall of worm wheel (17) is connected with the fixed surface of drive shaft (15), the rear side meshing of worm wheel (17) has worm (18), the equal fixedly connected with drive shaft two (19) in top and the bottom of worm (18), the right side fixedly connected with safety cover (20) of casing (6), two the surface of drive shaft two (19) runs through safety cover (20) and spacing rotation on safety cover (20).

3. A lawnmower with height adjustment according to claim 2, wherein: two the back of the body end of drive shaft two (19) is equal fixedly connected with knob (21), and anti-skidding line has been seted up on the surface of knob (21).

4. A lawnmower with height adjustment according to claim 2, wherein: and the surfaces of the two driving shafts (19) are sleeved with limit bearings (22), and the opposite surfaces of the two limit bearings (22) are respectively in rotating connection with the upper surface and the lower surface of the protective cover (20).

5. A lawnmower with height adjustment according to claim 1, wherein: the surface of the positioning rod (10) is sleeved with a damping spring (23), and two ends of the damping spring (23) are fixedly connected with the opposite surfaces of the sliding plate (9) and the inner wall of the shell (6) respectively.

6. A lawnmower with height adjustment according to claim 1, wherein: the number of the lantern rings (12) is two, and the two lantern rings (12) are symmetrically arranged on the vertical central line of the connecting frame (11).