CN215648267U

CN215648267U - Mower convenient to change cutting piece

Info

Publication number: CN215648267U
Application number: CN202122149882.6U
Authority: CN
Inventors: 李博
Original assignee: Northeast Forestry University
Current assignee: Northeast Forestry University
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2022-01-28
Anticipated expiration: 2031-09-07

Abstract

The utility model discloses a mower convenient for replacing cutting blades, which comprises a support, wherein the middle part of the inner top wall of the support is fixedly connected with a first cylinder seat, the inner part of the first cylinder seat is in threaded connection with a first threaded column, and one end of the first threaded column is fixedly connected with a supporting rod. According to the mower convenient for replacing the cutting blade, the first fixing plate and the second fixing plate are sleeved on the outer surface of the rotating shaft through the arrangement of the spring, the rubber pad, the threaded groove and the fastening nut, the spring is fixed between the first fixing plate and the second fixing plate to play a buffering role, so that the cutting blade is not easy to damage when encountering a hard object during cutting, the cutting blade is arranged below the second fixing plate, the rubber pad is arranged between the cutting blade and the fastening nut to protect the cutting blade, damage caused by overlarge clamping force is avoided, when the cutting blade needs to be replaced, the fastening nut only needs to be taken out of the threaded groove, the cutting blade is convenient to detach and replace, and the replacement efficiency is improved.

Description

Mower convenient to change cutting piece

Technical Field

The utility model belongs to the technical field of weeding equipment, and particularly relates to a mower with a cutting blade convenient to replace.

Background

The mower is a mechanical tool for trimming lawns, vegetations and the like, saves the operation time of weeders, reduces a large amount of human resources, has the requirement of blade abrasion replacement after the mower is used for a long time, but has the defect of inconvenient replacement of the existing mower cutter, needs to perform complicated operation, reduces the efficiency of cutter replacement, and is inconvenient to use.

Disclosure of Invention

The utility model mainly aims to provide a mower with a cutting blade convenient to replace, which can effectively solve the problems in the background art.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a mower convenient for replacing cutting blades comprises a support, wherein a first cylinder seat is fixedly connected to the middle of the inner top wall of the support, a first threaded column is in threaded connection with the inner portion of the first cylinder seat, a supporting rod is fixedly connected to one end of the first threaded column, a shell is fixedly connected to one end of the supporting rod, and heat dissipation holes are formed in the upper surface of the shell; the utility model discloses a cutting machine, including casing, inner diapire fixedly connected with motor, the output fixedly connected with pivot of first motor, the top swing joint of pivot surface has first fixed plate, the lower fixed surface of first fixed plate is connected with the spring, the one end fixedly connected with second fixed plate of spring, the below swing joint that the surface of pivot is close to the second fixed plate has the cutting piece, the below swing joint that the surface of pivot is close to the cutting piece has the rubber pad, the thread groove has been seted up to the bottom of pivot surface, the surface threaded connection of thread groove has fastening nut.

In order to achieve the effect of supplying electricity to the mower, the mower with the cutting blade convenient to replace is provided with the support, one side of the upper surface of the support is fixedly connected with the base, and the inner side surface of the base is fixedly connected with the storage battery.

In order to facilitate the effect of driving the wheels to rotate, the mower convenient for replacing the cutting blade is provided with the second motor fixedly connected to the other side of the upper surface of the bracket, the output end of the second motor is fixedly connected with the driving gear, and the outer surface of the driving gear is in meshed connection with the driven gear.

In order to achieve the effect of convenient movement, the mower with the cutting blade convenient to replace is characterized in that the connecting rod is fixedly connected inside the driven gear, the connecting rod is movably connected with the support, and two ends of the connecting rod are fixedly connected with wheels.

In order to facilitate the mounting and dismounting effects of the sleeve column, the mower convenient for replacing the cutting blade is provided with the second cylinder seat fixedly connected to the middle of the upper surface of the support, the second threaded column is in threaded connection with the inner portion of the second cylinder seat, and the sleeve column is fixedly connected to one end of the second threaded column.

In order to facilitate the effect of adjusting the length, as the mower facilitating the replacement of the cutting blade, the extension rod is movably connected inside the sleeve column, the top of the outer surface of the sleeve column is provided with the fixing hole, and the fastener is movably connected inside the fixing hole.

In order to achieve the effect of conveniently controlling the operation of the mower, the mower provided with the conveniently-replaced cutting blade is characterized in that one end of the extension rod is fixedly connected with a connecting piece, and a control rod is fixedly connected inside the connecting piece.

In order to prevent the hand from slipping, the outer surface of the control rod is sleeved with the anti-slipping sleeve, so that the mower with the cutting blade convenient to replace is provided.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the arrangement of the spring, the rubber pad, the thread groove and the fastening nut, the first fixing plate and the second fixing plate are sleeved on the outer surface of the rotating shaft, the spring is fixed between the first fixing plate and the second fixing plate, the spring plays a buffering role, so that the cutting blade is not easy to damage when encountering a hard object during cutting, the cutting blade is arranged below the second fixing plate, the rubber pad is arranged between the cutting blade and the fastening nut, the cutting blade is protected by utilizing the elastic effect of the rubber, the damage caused by overlarge clamping force is avoided, the service life is prolonged, the fixing effect is improved, when the cutting blade needs to be replaced, only the fastening nut needs to be taken out of the thread groove, the cutting blade is convenient to detach and replace, the practicability of the mower is improved, the complex operation by using tools is not needed, and the replacement efficiency is improved.

2. According to the utility model, through the arrangement of the wheels, the second threaded column, the extension rod and the fastener, the driven gear drives the connecting rod to rotate, so that the wheels at two ends of the connecting rod rotate, fatigue of workers during mowing is reduced, the working efficiency is increased, and the moving flexibility of the mower is increased.

Drawings

Fig. 1 is a schematic front view of a mower facilitating replacement of a cutting blade according to embodiment 1 of the present invention;

FIG. 2 is a schematic structural view of a housing of a lawn mower facilitating replacement of a cutting blade according to embodiment 1 of the present invention;

FIG. 3 is a schematic view of a rotary shaft of a lawn mower facilitating replacement of a cutting blade according to embodiment 1 of the present invention;

FIG. 4 is a schematic view of a support structure of a lawn mower facilitating replacement of a cutting blade according to embodiment 1 of the present invention;

fig. 5 is a schematic view of the installation of the anti-slip cover structure in embodiment 2 of the present invention.

In the figure: 1. a support; 2. a first cartridge holder; 3. a first threaded post; 4. a support bar; 5. a housing; 6. heat dissipation holes; 7. a first motor; 8. a rotating shaft; 9. a first fixing plate; 10. a spring; 11. a second fixing plate; 12. cutting the slices; 13. a rubber pad; 14. a thread groove; 15. fastening a nut; 16. a base; 17. a storage battery; 18. a second motor; 19. a driving gear; 20. a driven gear; 21. a connecting rod; 22. a wheel; 23. a second cartridge holder; 24. a second threaded post; 25. sleeving a column; 26. an extension rod; 27. a fixing hole; 28. a fastener; 29. a connecting member; 30. a control lever; 31. an anti-slip sleeve.

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.

Example 1

As shown in fig. 1-4, a mower convenient for replacing a cutting blade comprises a support 1, wherein a first barrel base 2 is fixedly connected to the middle of the inner top wall of the support 1, a first threaded column 3 is connected to the inner thread of the first barrel base 2, a support rod 4 is fixedly connected to one end of the first threaded column 3, a housing 5 is fixedly connected to one end of the support rod 4, and a heat dissipation hole 6 is formed in the upper surface of the housing 5;

in this embodiment, the first motor 7 of inner diapire fixedly connected with of casing 5, the output fixedly connected with pivot 8 of first motor 7, the top swing joint of 8 surfaces of pivot has first fixed plate 9, the lower fixed surface of first fixed plate 9 is connected with spring 10, the one end fixedly connected with second fixed plate 11 of spring 10, the below swing joint that the surface of pivot 8 is close to second fixed plate 11 has cutting piece 12, the below swing joint that the surface of pivot 8 is close to cutting piece 12 has rubber pad 13, thread groove 14 has been seted up to the bottom of 8 surfaces of pivot, the surface threaded connection of thread groove 14 has fastening nut 15.

When the mower is used specifically, the first threaded column 3 is fixed inside the first barrel seat 2 through the arrangement of the first barrel seat 2, so that the support rod 4 is installed and fixed to facilitate the combined installation of the mower, the shell 5 is used for supporting and fixing the first motor 7, the heat dissipation holes 6 are used for dissipating heat generated by the operation of the first motor 7 to ensure the normal temperature inside the shell 5 and avoid the influence of heat generated by the long-time use of the first motor 7 on the use effect, the rotating shaft 8 is fixed at the output end of the first motor 7 to play a role in connecting the cutting blade 12, the first fixing plate 9 and the second fixing plate 11 are firstly sleeved on the outer surface of the rotating shaft 8, the spring 10 is fixed between the two parts to play a buffering role, so that the cutting blade 12 is not easy to damage when encountering hard objects during cutting, the cutting blade 12 is arranged below the second fixing plate 11, the rubber pad 13 is arranged between the cutting blade 12 and the fastening nut 15, utilize the elastic action of rubber, protect cutting blade 12, avoid the too big damage that causes of centre gripping dynamics, increase of service life has improved fixed effect, when needing to be changed, only need with fastening nut 15 from thread groove 14 on can, made things convenient for the dismantlement and the change of cutting blade 12, improved the practicality of lawn mower, do not need use tools to carry out loaded down with trivial details operation, improve the efficiency of changing.

In this embodiment, a base 16 is fixedly connected to one side of the upper surface of the stand 1, and a battery 17 is fixedly connected to the inner surface of the base 16.

When the power-driven lawn mower is used specifically, the storage battery 17 is fixed on the inner side surface of the base 16 through the storage battery 17, is firmly connected and is used for supplying power, and the service life of the lawn mower is prolonged.

In this embodiment, the other side of the upper surface of the bracket 1 is fixedly connected with a second motor 18, the output end of the second motor 18 is fixedly connected with a driving gear 19, and the outer surface of the driving gear 19 is engaged with a driven gear 20.

When the mower is used specifically, the second motor 18 drives the driving gear 19 to rotate through the arrangement of the second motor 18, so that the driven gear 20 drives the connecting rod 21 to rotate, driving force is provided for the mower, and physical strength of workers is reduced.

In this embodiment, a connecting rod 21 is fixedly connected to the inside of the driven gear 20, the connecting rod 21 is movably connected to the bracket 1, and wheels 22 are fixedly connected to both ends of the connecting rod 21.

When the mower is used specifically, the driven gear 20 drives the connecting rod 21 to rotate through the arrangement of the wheels 22, so that the wheels 22 at two ends of the connecting rod 21 rotate, fatigue of workers during mowing is reduced, working efficiency is improved, and the moving flexibility of the mower is improved.

In this embodiment, a second cylindrical seat 23 is fixedly connected to the middle of the upper surface of the bracket 1, a second threaded column 24 is connected to the inner thread of the second cylindrical seat 23, and a sleeve column 25 is fixedly connected to one end of the second threaded column 24.

During the specific use, through the setting of second barrel holder 23, fix second screw thread post 24 with second barrel holder 23 through the screw thread to the installation of the cover post 25 of being convenient for is dismantled, and the built-up mounting of being convenient for does not occupy usage space when not using.

In this embodiment, an extension rod 26 is movably connected inside the sleeve column 25, a fixing hole 27 is opened at the top of the outer surface of the sleeve column 25, and a fastener 28 is movably connected inside the fixing hole 27.

During the specific use, through extension rod 26's setting, stretch out and draw back extension rod 26 from the set post 25 is inside, then insert fixed orifices 27 with fastener 28 and fix, adjust length, be applicable to different height workman's use, make the more convenient going on of weeding, improved the travelling comfort that uses the weeder.

In this embodiment, a connecting member 29 is fixedly connected to one end of the extension rod 26, and a control rod 30 is fixedly connected to the inside of the connecting member 29.

When the mower is used specifically, the control rod 30 is fixed inside the connecting piece 29 through the arrangement of the control rod 30 and is used for controlling the starting and closing state of the mower.

Working principle; fixing a first threaded column 3 inside a first barrel seat 2, installing a support rod 4, radiating holes 6 for radiating heat generated by the operation of a first motor 7 to ensure the normal temperature inside a shell 5, sleeving a first fixing plate 9 and a second fixing plate 11 on the outer surface of a rotating shaft 8, fixing a spring 10 between the two, so that a cutting blade 12 is not easy to damage when encountering a hard object during cutting, arranging the cutting blade 12 below the second fixing plate 11, arranging a rubber pad 13 between the cutting blade 12 and a fastening nut 15, avoiding damage caused by excessive clamping force, only taking the fastening nut 15 out of a threaded groove 14 when needing to be replaced, fixing a second threaded column 24 and a second barrel seat 23, extending rods 26 extending and retracting inside the sleeve column 25, inserting the fastening rods 28 into fixing holes 27 for fixing, adjusting the length, being suitable for workers with different heights, fixing a control rod 30 inside a connecting piece 29, the mower is used for controlling the starting and closing states of the mower, the storage battery 17 is fixed on the inner side face of the base 16 and used for supplying power, the second motor 18 drives the driving gear 19 to rotate, so that the driven gear 20 drives the connecting rod 21 to rotate, the wheels 22 at two ends of the connecting rod 21 rotate, fatigue of workers during mowing is reduced, working efficiency is improved, and flexibility of movement of the mower is improved.

Example 2

As shown in fig. 5, the distinguishing features of this embodiment that distinguish embodiment 1 are: the outer surface of the control rod 30 is sleeved with an anti-slip sleeve 31.

During the specific use, through the setting of antiskid cover 31, antiskid cover 31 cover is established at the surface of control lever 30, increases the frictional force between palm and the control lever 30, prevents that operating personnel from probably causing when promoting to drop because the palm is wet smooth, security greatly increased.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A lawn mower convenient to change cutting blade, includes support (1), its characterized in that: the middle part of the inner top wall of the support (1) is fixedly connected with a first barrel seat (2), the inner part of the first barrel seat (2) is in threaded connection with a first threaded column (3), one end of the first threaded column (3) is fixedly connected with a supporting rod (4), one end of the supporting rod (4) is fixedly connected with a shell (5), and the upper surface of the shell (5) is provided with a heat dissipation hole (6);

the utility model discloses a cutting machine, including casing (5), the interior diapire fixedly connected with of casing (5) first motor (7), the output fixedly connected with pivot (8) of first motor (7), the top swing joint of pivot (8) surface has first fixed plate (9), the lower fixed surface of first fixed plate (9) is connected with spring (10), the one end fixedly connected with second fixed plate (11) of spring (10), the below swing joint that the surface of pivot (8) is close to second fixed plate (11) has cutting piece (12), the below swing joint that the surface of pivot (8) is close to cutting piece (12) has rubber pad (13), thread groove (14) have been seted up to the bottom of pivot (8) surface, the surface threaded connection of thread groove (14) has fastening nut (15).

2. A lawnmower to facilitate replacement of a cutting blade as claimed in claim 1, wherein: one side fixedly connected with base (16) of support (1) upper surface, the medial surface fixedly connected with battery (17) of base (16).

3. A lawnmower to facilitate replacement of a cutting blade as claimed in claim 1, wherein: the other side fixedly connected with second motor (18) of support (1) upper surface, the output fixedly connected with driving gear (19) of second motor (18), the surface meshing of driving gear (19) is connected with driven gear (20).

4. A lawnmower to facilitate replacement of a cutting blade as claimed in claim 3, wherein: the inside fixedly connected with connecting rod (21) of driven gear (20), connecting rod (21) are swing joint with support (1), the equal fixedly connected with wheel (22) in both ends of connecting rod (21).

5. A lawnmower to facilitate replacement of a cutting blade as claimed in claim 1, wherein: the middle part of support (1) upper surface fixedly connected with second barrel holder (23), the inside threaded connection of second barrel holder (23) has second screw thread post (24), the one end fixedly connected with cover post (25) of second screw thread post (24).

6. A lawnmower to facilitate replacement of a cutting blade as claimed in claim 5, wherein: the inside swing joint of cover post (25) has extension rod (26), fixed orifices (27) have been seted up at the top of cover post (25) surface, the inside swing joint of fixed orifices (27) has fastener (28).

7. A lawnmower to facilitate replacement of a cutting blade as claimed in claim 6, wherein: one end fixedly connected with connecting piece (29) of extension rod (26), the inside fixedly connected with control lever (30) of connecting piece (29).

8. A lawnmower to facilitate replacement of a cutting blade as claimed in claim 7, wherein: the outer surface of the control rod (30) is sleeved with an anti-skidding sleeve (31).