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CN-224218919-U - Lawn mower

CN224218919UCN 224218919 UCN224218919 UCN 224218919UCN-224218919-U

Abstract

The utility model discloses a lawn mower, which relates to the technical field of mowers and comprises a frame, wherein a cutter seat sleeve block is sleeved on a rotating shaft I in a sliding manner, a plurality of blades are fixed on the side wall of the cutter seat sleeve block, clamping strips which are embedded in the inner wall of the cutter seat sleeve block in a sliding manner are fixed on the outer wall of a sleeve, and a traction assembly which is used for driving the sleeve to vertically slide back and forth along the axial direction of the rotating shaft I is arranged in a protective cover. According to the utility model, the cutter seat sleeve block drives the blades to rotate so as to cut and trim the lawn, in the trimming process, the translation frame in the traction assembly linearly and reciprocally moves, so that the traction rod drives the sleeve to reciprocally lift, the cutter seat sleeve block can vertically move in the rotating process, namely, the blades can rotationally cut the grass with different heights, the cutting degree of the grass is greatly improved, the winding of the grass on the blades is effectively avoided, the combing effect of the comb teeth on the grass is combined, and the lawn trimming efficiency and smoothness are remarkably improved.

Inventors

  • JIANG XIAOYI
  • JIANG JINBIAO

Assignees

  • 浙江长江机械有限公司

Dates

Publication Date
20260512
Application Date
20250728

Claims (7)

  1. 1. The utility model provides a lawn mower, includes frame (1), and the bottom of frame (1) rotates installs a plurality of walking wheel (4), and the tip of frame (1) is fixed with hand frame (3), be fixed with protection casing (2) on frame (1), a serial communication port, pivot I (9) that vertically extend to frame (1) bottom are installed in protection casing (2) internal rotation, slide on pivot I (9) has cup jointed blade holder cover piece (12), and the lateral wall of blade holder cover piece (12) is fixed with a plurality of blade (13), the outer wall of pivot I (9) is fixed with and slides and inlay card strip (21) of establishing blade holder cover piece (12) inner wall, install motor (6) on protection casing (2), the last transmission of motor (6) is connected with and is used for the drive pivot I (9) rotatory power component, sleeve (11) have been cup jointed in the protection casing (2) internal installation is used for the drive in sleeve I (9) along the vertical sliding traction component of pivot I (9) axial, lower end (11) are connected with blade holder cover (12).
  2. 2. A lawn mower according to claim 1, characterized in that the power assembly comprises a pinion (17) and a main gear (16) fixedly sleeved on the rotating shaft I (9) and the rotating shaft II (10), respectively, the pinion (17) and the main gear (16) are in meshed connection, and an output shaft of the motor (6) is in transmission connection with the main gear (16) through a belt pulley mechanism (15).
  3. 3. A lawn mower according to claim 1, characterized in that the traction assembly comprises a translation frame (20) slidably mounted in the protective cover (2), a traction rod (18) is hinged between the translation frame (20) and the sleeve (11), a turntable (14) is coaxially fixed on an output shaft of the motor (6), a connecting rod (19) is eccentrically hinged on the turntable (14), and one end of the connecting rod (19) away from the turntable (14) is hinged on the translation frame (20).
  4. 4. A lawn mower according to claim 3, characterized in that the traction assembly further comprises a fixing plate (25) fixed on the frame (1), a horizontally extending guide rod (24) is fixed on the fixing plate (25), the translation frame (20) is slidably sleeved on the guide rod (24), and a spring (26) is fixed between the translation frame (20) and the fixing plate (25).
  5. 5. A lawn mower according to claim 1, characterized in that the blade holder sleeve block (12) is provided with an annular groove (22), and an annular plate (23) fixed on the inner wall of the sleeve (11) is rotatably arranged in the annular groove (22).
  6. 6. The lawn mower according to claim 1, wherein a lifting frame (7) is vertically and slidably arranged on the frame (1), a plurality of equally spaced linearly arranged comb teeth (8) are horizontally fixed at the bottom of the lifting frame (7), and the blade (13) is located above the comb teeth (8).
  7. 7. The lawn mower according to claim 6, characterized in that a lifting block (5) is fixed between the lifting frame (7) and the sleeve (11), and the lifting block (5) is vertically and slidingly connected with the protective cover (2).

Description

Lawn mower Technical Field The utility model relates to the technical field of mowers, in particular to a lawn mower. Background The mower is also called a weeding machine, a grass mower, a lawn trimmer and the like, is a mechanical tool for trimming lawns, vegetation and the like, and consists of a cutter head, a motor, a travelling wheel, a travelling mechanism, a blade, a handrail and the like, and the cutter head drives the blade to rapidly rotate so as to trim the grass on the lawns. At present, the lawn mower is in the use, and rotatory blade position is comparatively fixed, can not carry out vertical removal at the in-process of mowing, and the degree of cutting up of grass is lower, and the grass twines on the blade easily, directly influences the normal work of lawn mower, and the trimming effect on lawn also receives very big influence simultaneously, to this, proposes a lawn mower now to solve above-mentioned technical problem. Disclosure of utility model The present utility model is directed to a lawn mower to solve the above-mentioned problems. In order to achieve the above purpose, the present utility model provides the following technical solutions: The utility model provides a lawn mower, includes the frame, and the bottom of frame rotates installs a plurality of walking wheel, and the end fixing of frame has the hand rest, be fixed with the protection casing on the frame, the pivot I that vertically extends to the frame bottom is installed to the protection casing internal rotation, the blade holder cover piece has been cup jointed in the slip on the pivot I, the lateral wall of blade holder cover piece is fixed with a plurality of blade, pivot I's outer wall is fixed with the slip and inlays and establishes the card strip of blade holder cover piece inner wall, install the motor on the protection casing, the transmission is connected with and is used for the drive on the motor the rotatory power component of pivot I, the sleeve has been cup jointed in the pivot I in the slip, install in the protection casing and be used for the drive the sleeve is along the vertical reciprocal gliding traction assembly of pivot I axial, telescopic lower extreme with the blade holder cover piece rotates to be connected. As an improvement scheme of the utility model, the power assembly comprises a pinion and a main gear which are respectively fixedly sleeved on the rotating shaft I and the rotating shaft II, the pinion is in meshed connection with the main gear, and an output shaft of the motor is in transmission connection with the main gear through a belt pulley mechanism. As an improvement scheme of the utility model, the traction assembly comprises a translation frame which is slidably arranged in the protective cover, a traction rod is hinged between the translation frame and the sleeve, a turntable is coaxially fixed on an output shaft of the motor, a connecting rod is eccentrically hinged on the turntable, and one end of the connecting rod, which is far away from the turntable, is hinged on the translation frame. As an improvement scheme of the utility model, the traction assembly further comprises a fixing plate fixed on the frame, a guide rod extending horizontally is fixed on the fixing plate, the translation frame is sleeved on the guide rod in a sliding way, and a spring is fixed between the translation frame and the fixing plate. As an improvement scheme of the utility model, the tool apron sleeve block is provided with an annular groove, and an annular plate fixed on the inner wall of the sleeve is rotatably arranged in the annular groove. As an improvement scheme of the utility model, a lifting frame is vertically and slidably arranged on the frame, a plurality of equally-spaced linearly-arranged comb teeth are horizontally fixed at the bottom of the lifting frame, and the blades are positioned above the comb teeth. As an improvement scheme of the utility model, a lifting block is fixed between the lifting frame and the sleeve, and the lifting block is vertically and slidably connected with the protective cover. Compared with the prior art, the utility model has the beneficial effects that: According to the utility model, the cutter seat sleeve block drives the blades to rotate so as to cut and trim the lawn, in the trimming process, the translation frame in the traction assembly linearly and reciprocally moves, so that the traction rod drives the sleeve to reciprocally lift, the cutter seat sleeve block can vertically move in the rotating process, namely, the blades can rotationally cut the grass with different heights, the cutting degree of the grass is greatly improved, the winding of the grass on the blades is effectively avoided, the combing effect of the comb teeth on the grass is combined, and the lawn trimming efficiency and smoothness are remarkably improved. Drawings FIG. 1 is a schematic diagram of the overall structure of the present utility model; FIG. 2 is a schematic view of FIG