CN220191472U - Convenient to use's lawn mower - Google Patents

Abstract

The application discloses convenient to use's lawn mower includes: a rod body; the machine body is arranged at one end of the rod body; the machine head is arranged at the other end of the rod body; the driving piece is arranged on the machine head; the driving shaft is rotatably arranged on the machine head and is in transmission connection with a power output shaft of the driving piece; the cutting blade is arranged on the driving shaft, and the driving shaft drives the cutting blade to rotate; the abutting piece is arranged on the driving shaft and used for fixing the cutting piece; the supporting piece comprises a front supporting piece and a rear supporting piece which are arranged in a split mode, the front supporting piece and the rear supporting piece are arranged on the driving shaft and detachably connected with the driving shaft, and the cutting piece is arranged between the front supporting piece and the rear supporting piece. According to the cutting device, the abutting pieces are arranged on the driving shaft and are arranged on two sides of the cutting piece respectively, so that the limiting effect on the cutting piece can be achieved. On the one hand, can avoid the cutting piece not hard up, on the other hand can play spacing cutting piece's effect when the cutting piece is not hard up.

Description

Convenient to use's lawn mower

Technical Field

The application relates to the technical field of mowers, in particular to a mower convenient to use.

Background

The mower is a mechanical tool for trimming lawns, vegetation and the like, and compared with manual mowing by using sickles and the like, the mower saves the working time of weeding workers and reduces a large amount of manpower resources.

When the existing mower works for a long time, the cutting blade can be loosened, if the phenomenon that the cutting blade is not found in time, the cutting blade is separated from the mower, and therefore the working safety coefficient of workers is low.

In practical arrangements, the cutting blade is typically secured to the end of the power take-off shaft of the mower and the sides of the cutting blade are compressed by the transition piece, typically one side is provided with the transition piece and the other side is abutted by the nut, but during mowing, the rotating take-off shaft is prone to unscrewing the nut due to the contact between the nut and the ground, and debris from mowing is prone to splash onto the threaded portion of the take-off shaft, resulting in thread jams, which can be difficult to unscrew the nut to remove the cutting blade.

Disclosure of Invention

The content of the present application is intended to introduce concepts in a simplified form that are further described below in the detailed description. The section of this application is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used to limit the scope of the claimed subject matter.

To solve the above problems, some embodiments of the present application provide a mower convenient to use, including:

a rod body;

the machine body is arranged at one end of the rod body;

the machine head is arranged at the other end of the rod body;

the driving piece is arranged on the machine head;

the driving shaft is rotatably arranged on the machine head and is in transmission connection with a power output shaft of the driving piece;

the cutting blade is arranged on the driving shaft, and the driving shaft drives the cutting blade to rotate;

the abutting piece comprises a front abutting piece and a rear abutting piece which are arranged in a split mode, and the cutting piece is arranged between the front abutting piece and the rear abutting piece;

the nut is in threaded connection with the cutting piece, and the rear abutting piece is pushed by the nut so as to progressively cut the rear abutting piece;

wherein, the machine head is provided with a clamping groove, and the front abutting piece is arranged in the clamping groove; a housing is arranged between the rear abutting piece and the nut, and the housing part is sleeved outside the nut.

This application is through setting up the draw-in groove on the aircraft nose, sets up the housing between nut and back support tight piece to be used for supporting tight piece that cuts can protect through housing and aircraft nose, avoid in the course of the work, nut and ground contact and lead to the nut to be unscrewed, perhaps cut grass the piece that produces and fall to the drive shaft on.

Further, the front abutting piece is provided with an annular protruding portion, the cutting piece is provided with a round hole, and the annular protruding portion is clamped into the round hole.

Further, the front side of the housing is provided with a convex ring, and the rear abutting piece is arranged in the convex ring.

Further, the back side of the housing is provided with a closing wall, and the nut is arranged in a columnar space closed by the closing wall.

Further, a U-shaped groove communicated with the clamping groove is formed in the machine head, a stop rod is connected to the front piece body in a threaded mode, and the stop rod is partially placed into the U-shaped hole to position the driving shaft.

Further, the direction of rotation of the unscrewing nut is opposite to the direction of rotation of the drive shaft.

Further, a convex ring is further arranged on the housing, and the convex ring and the cutting piece are mutually abutted.

Further, the rod body comprises a first pipe body connected with the machine head and a second pipe body connected with the handle, the second pipe body is sleeved on the first pipe body, and a locking piece for locking the first pipe body is arranged on the second pipe body.

Further, the retaining member comprises a sleeve partially sleeved on the second pipe body, a pressing member arranged on the sleeve, and a wrench rotatably arranged on the sleeve, wherein an extrusion part is arranged on the wrench, and the wrench is rotated to the extrusion part and the pressing member in butt joint to push the pressing member to move downwards to abut against the first pipe body.

Further, the sleeve is provided with protruding points, and the wrench presses the protruding points to tightly prop against the first pipe body.

The beneficial effects of this application lie in: a convenient-to-use mower is provided which particularly reduces loosening of a cutting blade.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the application and to provide a further understanding of the application with regard to the other features, objects and advantages of the application. The drawings of the illustrative embodiments of the present application and their descriptions are for the purpose of illustrating the present application and are not to be construed as unduly limiting the present application.

In addition, the same or similar reference numerals denote the same or similar elements throughout the drawings. It should be understood that the drawings are illustrative of

It is intended that elements and elements not be drawn to scale.

In the drawings:

FIG. 1 is an overall schematic diagram according to an embodiment of the present application;

FIG. 2 is a schematic structural view of a portion of an embodiment, mainly showing the structure of a handpiece;

FIG. 3 is an exploded view of the drive shaft, the abutment, and the cutting blade;

FIG. 4 is a perspective view of the drive shaft, the abutment, and the cutting blade;

FIG. 5 is a cross-sectional view of FIG. 4;

FIG. 6 is a perspective view of the retaining member;

FIG. 7 is a cross-sectional view of the retaining member;

reference numerals:

1. a body;

11. a rod body; 111. a first tube body; 112. a second tube body;

12. a machine head; 121. a connecting cylinder; 122. a fixed plate; 123. a clamping groove; 124. a U-shaped hole;

2. a driving member;

3. a drive shaft; 31. a rotation stopping surface;

4. a tightening member; 41. a front abutment; 411. an annular convex portion; 412. a threaded hole; 413. a rotation stopping rod; 42. a rear abutment;

43. a nut; 44. a housing; 441. a convex ring;

5. cutting the sheet; 51. a round hole;

6. a locking member; 61. a sleeve; 611. a bump; 62. a pressing member; 63. a fixed shaft; 64. a wrench; 641. an extrusion part;

Detailed Description

Embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While certain embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete. It should be understood that the drawings and embodiments of the present disclosure are for illustration purposes only and are not intended to limit the scope of the present disclosure.

It should be noted that, for convenience of description, only the portions related to the present utility model are shown in the drawings. Embodiments of the present disclosure and features of embodiments may be combined with each other without conflict.

It should be noted that the terms "first," "second," and the like in this disclosure are merely used to distinguish between different devices, modules, or units and are not used to define an order or interdependence of functions performed by the devices, modules, or units.

It should be noted that references to "one", "a plurality" and "a plurality" in this disclosure are intended to be illustrative rather than limiting, and those of ordinary skill in the art will appreciate that "one or more" is intended to be understood as "one or more" unless the context clearly indicates otherwise.

The present disclosure will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1, a mower convenient to use comprises a machine body 1, a rod body 11, a machine head 12, a driving piece 2, a driving shaft 3 and a cutting blade 5; wherein, the machine body 1 and the machine head 12 are respectively arranged at the head and tail ends of the rod body 11, the driving piece 2 is arranged on the machine body 1, the driving shaft 3 and the driving piece 2 are both arranged on the machine head 12, and the driving piece 2 is a common motor in the market; the cutting blade 5 is provided on the drive shaft 3, and the cutting blade 5 and the drive shaft 3 are provided separately and are provided on the drive shaft 3 by the abutting piece 4. The abutment 4 is used to prevent loosening of the cutting blade 5 when it is fixed to the drive shaft 3.

The structure of the drive shaft 3, the abutment 4, the cutting blade 5 will be described below:

referring to fig. 2 to 5, the head 12 comprises a connecting cylinder 121 and a fixed disc 122, the connecting cylinder 121 is inserted into the rod body 11, a clamping groove 123 is formed in the fixed disc 122, the driving shaft 3 is inserted into the clamping groove 123, and the driving shaft 3 can rotate in the clamping groove 123;

the abutting piece 4 comprises a front abutting piece 41 and a rear abutting piece 42, the front abutting piece 41 and the rear abutting piece 42 are arranged in a split mode, and the cutting piece 5 is arranged between the front abutting piece 41 and the rear abutting piece 42; the front abutting member 41 is in a cylindrical structure, the first cylinder and the driving shaft 3 form rotation stopping connection, specifically, a rotation stopping surface 31 is cut on the outer wall of the driving shaft 3, a hole for the driving shaft 3 to be inserted is formed in the center of the front abutting member 41, a rotation stopping surface 31 is formed in the inner wall of the hole, and the rotation stopping surface 31 is a plane, so that after the driving shaft 3 is inserted into the front abutting member 41, the front abutting member 41 can be driven to rotate. The front abutting member 41 slides into the locking groove 123, the annular protrusion 411 is fixed to the front abutting member 41, the circular hole 51 is formed in the cutting blade 5, the cutting blade 5 is attached to the front abutting member 41, and the annular protrusion 411 is locked into the circular hole 51, so that the cutting blade 5 can be fixed. The rear abutting member 42 has a ring-shaped structure, and after the rear abutting member 42 is attached to the front abutting member 41, the rear abutting member 42 is attached to the cutting blade 5 at the other side of the cutting blade 5, and is locked and fixed by the nut 43.

Specifically, the outside of the driving shaft 3 is provided with threads, the nut 43 and the driving shaft 3 are in threaded connection with each other, meanwhile, the driving shaft 3 is sleeved with the housing 44, one side of the housing 44 is extended with the convex ring 441, the other side is provided with the enclosing wall, the convex ring 441 and the rear abutting piece 42 are abutted with each other, the enclosing wall of the housing 44 also covers the outside of the driving shaft 3, the nut 43 is arranged in the housing 44, the nut 43 is positioned in the enclosing wall formed by the housing 44 and further compresses the housing 44, so that the rear abutting piece 42 is compressed, and the cutting blade 5 is further fixed.

Further, the end of the nut 43 and the cavity enclosed by the casing 44 are attached to each other, the nut 43 can close the casing 44, and the locking direction of the nut 43 is opposite to the rotation direction of the driving shaft 3, so that the loosening of the nut 43 caused by the rotation of the driving shaft 3 can be avoided.

Furthermore, a U-shaped hole 124 is also arranged on the machine head 12, a threaded hole 412 is arranged on the front abutting piece 41, and a stop rod 413 is screwed in the threaded hole 412; when the blade is required to be guessed, the check rod 413 is screwed out of the threaded hole 412, and then the check rod 413 extends into the U-shaped hole 124, and the driving shaft 3 and the machine head 12 form a rotation-stopping connection; it will be more convenient to remove the nut 43 from the drive shaft 3.

Further, the rod 11 includes a first tube 111 and a second tube 112, and the first tube 111 is fixedly connected with the machine head 12; the second pipe body 112 is movably arranged outside the first pipe body 111, and the second pipe body 112 is sleeved on the first pipe body 111;

referring to fig. 6 to 7, the locker 6 includes a sleeve 61, a pressing member 62, a fixed shaft 63, and a wrench 64; the sleeve 61 is sleeved on the second pipe body 112, the pressing piece 62 is arranged on the inner side of the sleeve 61, the fixed shaft 63 is rotatably arranged on the cylinder body, the wrench 64 is rotatably arranged on the fixed shaft 63, the wrench 64 is provided with the pressing part 641, and the sleeve 61 is also provided with the convex point 611.

In this way, after the first tube 111 is pulled out from the second tube 112, the locking member 6 is turned to allow the wrench 64 to press the pressing member 62 on the sleeve 61, so that the protruding point 611 presses the first tube 111, and the protruding point 611 and the pressing member 62 on the sleeve 61 can press the first tube 111.

The foregoing description is only of the preferred embodiments of the present disclosure and description of the principles of the technology being employed. It will be appreciated by those skilled in the art that the scope of the utility model in the embodiments of the present disclosure is not limited to the specific combination of the above technical features, but encompasses other technical features formed by any combination of the above technical features or their equivalents without departing from the spirit of the utility model. Such as the above-described features, are mutually substituted with (but not limited to) the features having similar functions disclosed in the embodiments of the present disclosure.

Claims (8)

1. A convenient to use mower, comprising:

a rod body;

the machine body is arranged at one end of the rod body;

the machine head is arranged at the other end of the rod body;

the driving piece is arranged on the machine head;

the driving shaft is rotatably arranged on the machine head and is in transmission connection with a power output shaft of the driving piece;

the cutting blade is arranged on the driving shaft, and the driving shaft drives the cutting blade to rotate;

the method is characterized in that:

the convenient to use's lawn mower still includes:

the abutting piece comprises a front abutting piece and a rear abutting piece which are arranged in a split mode, and the cutting piece is arranged between the front abutting piece and the rear abutting piece;

the nut is in threaded connection with the cutting piece, and the nut pushes the rear abutting piece to enable the rear abutting piece to abut against the cutting piece;

wherein, the machine head is provided with a clamping groove, and the front abutting piece is arranged in the clamping groove; a housing is arranged between the rear abutting piece and the nut, and a housing part is sleeved outside the nut;

the front propping piece is provided with an annular convex part, the cutting piece is provided with a round hole, and the annular convex part is clamped into the round hole;

the front side of the housing is provided with a convex ring, and the rear abutting piece is arranged in the convex ring.

2. A convenient to use mower according to claim 1, wherein: the back side of the housing is provided with a closing wall, and the nut is arranged in a columnar space closed by the closing wall.

3. A convenient to use mower according to claim 2, wherein: the machine head is provided with a U-shaped groove communicated with the clamping groove, the front piece body is connected with a stop rod in a threaded mode, and the stop rod is partially placed into the U-shaped hole to position the driving shaft.

4. A convenient to use mower according to claim 1, wherein: the direction of rotation of the unscrewing nut is opposite to the direction of rotation of the drive shaft.

5. A convenient to use mower according to claim 3, wherein: the cover shell is also provided with a convex ring, and the convex ring and the cutting piece are mutually abutted.

6. A convenient to use mower according to claim 1, wherein: the body of rod includes the first body of pipe that links to each other with the aircraft nose and the second body of pipe that links to each other with the handle, and the second body of pipe cover is established on first body of pipe to be provided with the retaining member of locking first body of pipe on the second body of pipe.

7. A convenient to use mower according to claim 6, wherein: the retaining member comprises a sleeve partially sleeved on the second pipe body, a pressing member arranged on the sleeve, and a wrench rotationally arranged on the sleeve, wherein an extrusion part is arranged on the wrench, and the wrench is rotated to the extrusion part and the pressing member to abut against each other to push the pressing member to move downwards to abut against the first pipe body.

8. A convenient to use mower according to claim 7, wherein: the sleeve is provided with a convex point, and the wrench presses the convex point to tightly prop against the first pipe body.