CN220191480U

CN220191480U - Mower blade assembly

Info

Publication number: CN220191480U
Application number: CN202322291030.XU
Authority: CN
Inventors: 郑禧
Original assignee: Yuhuan Baodeli Garden Tools Co ltd
Current assignee: Yuhuan Baodeli Garden Tools Co ltd
Priority date: 2023-08-23
Filing date: 2023-08-23
Publication date: 2023-12-19
Anticipated expiration: 2033-08-23

Abstract

The utility model provides a mower blade assembly, which comprises an adjusting assembly, wherein the adjusting assembly comprises a rotary blade, a blade part, a waist-shaped groove, a slot, a lifting seat, an inserting block, a spring, a limiting plate, a pulling block and two guide rods; the rotary blade includes a blade portion and a blade edge portion. According to the utility model, the pull block is pulled upwards, the spring is stressed and compressed, the lifting seat drives the insert block to move upwards, so that the insert block can be separated from the slot, the rotary blade is pulled, the cutter handle part of the rotary blade slides in the limit groove in a direction away from the rotary frame, the cutter blade part is further away from the rotary frame, the purpose of adjusting the extension length of the blade is realized, the pull block is suitable for different cutting environments, after adjustment is finished, the spring is released, the lifting seat is pushed to move downwards, the lifting seat drives the insert block to move downwards, and the insert block is inserted into the slot, so that the position of the rotary blade is fixed.

Description

Mower blade assembly

Technical Field

The utility model relates to a blade assembly, in particular to a mower blade assembly, and belongs to the technical field of mower blades.

Background

The mower is also called a weeder, a lawnmower, a lawn trimmer and the like. The mower is a mechanical tool for trimming lawns, vegetation and the like, along with the development of society and economy, the environmental awareness of people is stronger and stronger, and a large amount of lawns and grasslands enter our lives, so that the mower is widely applied;

the known China publication authorization utility model (publication number: CN 216873754U) discloses a rotary blade assembly for a mower, which is characterized in that a cutter handle part is fixed by installing a cutter handle part in a groove of a rotary frame and matching a bolt with a threaded hole in the groove, so that the offset of a blade in the rotation process is prevented, and the probability of failure is reduced; the stability of the cutter handle in the groove is further improved by arranging the threaded holes and arranging corresponding bolts to be connected with the threaded holes in a matched manner, so that the cutter blade is not easy to deviate;

through installing the blade symmetry in the swivel mount, can inject the position of blade, improved the stability of blade during operation, but its blade does not possess regulatory function, and is comparatively limited to rudimental cutting range, is inconvenient for according to the extension length of cutting environment's demand adjustment blade, for this reason, proposes a mower blade subassembly.

Disclosure of Invention

In view of the above, the present utility model provides a mower blade assembly that solves or alleviates the technical problems of the prior art, and at least provides a useful choice.

The technical scheme of the embodiment of the utility model is realized as follows: the mower blade assembly comprises an adjusting assembly, wherein the adjusting assembly comprises a rotary blade, a blade part, a waist-shaped groove, a slot, a lifting seat, an inserting block, a spring, a limiting plate, a pulling block and two guide rods;

the rotary blade comprises a blade handle and a blade part, the slots are equidistantly formed in the upper surface of the blade handle, the waist-shaped slots are formed in the upper surface of the blade part, the inserting blocks are fixedly connected to the lower surfaces of the lifting seats, the lifting seats are slidably connected to the outer side walls of the two guide rods, the limiting plates are fixedly connected to the top ends of the guide rods, the springs are sleeved on the outer side walls of the guide rods, the bottom ends of the springs are fixedly connected to the upper surface of the lifting seats, the pulling blocks are fixedly connected to the upper surface of the lifting seats, and the pulling blocks are located between the two guide rods.

Further preferably, the outer side wall of the insert block is slidably connected to the inner side wall of the slot, and the top end of the spring is fixedly connected to the lower surface of the limiting plate.

Further preferably, a mounting assembly is mounted on the lower surface of the lifting seat, and the mounting assembly comprises a rotating frame, a mounting hole, a limiting groove and a sliding groove;

the lower surface laminating of lifting seat is in the upper surface of swivel mount, the spacing groove symmetry is seted up in the upper surface of swivel mount, the spout symmetry is seted up in the upper surface of swivel mount, spout and spacing groove intercommunication.

Further preferably, the mounting hole is formed in the center of the upper surface of the rotating frame, the outer side wall of the cutter handle portion is slidably connected to the inner side wall of the limiting groove, and the cutter point portion is located outside the rotating frame.

Further preferably, the outer side wall of the insert block is slidably connected to the outer side wall of the chute, and the size of the insert block is matched with the size of the slot.

Further preferably, the two guide rods are symmetrically located at two sides of the limiting groove, and the bottom ends of the guide rods are fixedly connected to the upper surface of the rotating frame.

By adopting the technical scheme, the embodiment of the utility model has the following advantages: according to the utility model, the pull block is pulled upwards, the pull block drives the lifting seat to move upwards, at the moment, the spring is stressed and compressed, the lifting seat drives the insert block to move upwards, so that the insert block can be separated from the slot, the rotary blade is pulled, the handle part of the rotary blade slides in the limit groove in a direction away from the rotary frame, the blade part is further away from the rotary frame, the purpose of adjusting the extension length of the blade is realized, the cutter is suitable for different cutting environments, when the pull block is loosened after adjustment is finished, the spring pushes the lifting seat to move downwards, the lifting seat drives the insert block to move downwards, and the insert block is inserted into the slot, so that the position of the rotary blade is fixed.

The foregoing summary is for the purpose of the specification only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present utility model will become apparent by reference to the drawings and the following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a block diagram of the present utility model;

FIG. 2 is a block diagram of an adjustment assembly of the present utility model;

FIG. 3 is a diagram showing a structure of a lifting seat according to the present utility model;

fig. 4 is a block diagram of the mounting assembly of the present utility model.

Reference numerals: 101. an adjustment assembly; 11. a rotary blade; 12. a knife handle; 13. a blade part; 14. a waist-shaped groove; 15. a slot; 16. a lifting seat; 17. inserting blocks; 18. a spring; 19. a limiting plate; 20. pulling blocks; 21. a guide rod; 301. a mounting assembly; 31. a rotating frame; 32. a mounting hole; 33. a limit groove; 34. and a sliding groove.

Detailed Description

Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit or scope of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.

Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 4, an embodiment of the present utility model provides a mower blade assembly, including an adjusting assembly 101, wherein the adjusting assembly 101 includes a rotary blade 11, a handle portion 12, a blade portion 13, a waist-shaped groove 14, a slot 15, a lifting seat 16, an insert block 17, a spring 18, a limiting plate 19, a pull block 20 and two guide rods 21;

the rotary blade 11 comprises a blade part 12 and a blade part 13, slots 15 are formed in the upper surface of the blade part 12 at equal intervals, waist-shaped grooves 14 are formed in the upper surface of the blade part 13, plug blocks 17 are fixedly connected to the lower surface of a lifting seat 16, the lifting seat 16 is slidably connected to the outer side walls of two guide rods 21, limiting plates 19 are fixedly connected to the top ends of the guide rods 21, springs 18 are sleeved on the outer side walls of the guide rods 21, the bottom ends of the springs 18 are fixedly connected to the upper surface of the lifting seat 16, pull blocks 20 are fixedly connected to the upper surface of the lifting seat 16, and the pull blocks 20 are located between the two guide rods 21.

In one embodiment, the outer side wall of the insert block 17 is slidably connected to the inner side wall of the slot 15, the top end of the spring 18 is fixedly connected to the lower surface of the limiting plate 19, the lifting seat 16 is pushed by the spring 18 to move downwards, and the lifting seat 16 drives the insert block 17, so that the insert block 17 is always located in the slot 15, and the position of the rotary blade 11 can be limited.

In one embodiment, the lower surface of the lifting seat 16 is provided with a mounting assembly 301, and the mounting assembly 301 comprises a rotating frame 31, a mounting hole 32, a limit groove 33 and a sliding groove 34;

the lower surface laminating of elevating socket 16 is in the upper surface of swivel mount 31, and the spacing groove 33 symmetry is seted up in the upper surface of swivel mount 31, and spout 34 symmetry is seted up in the upper surface of swivel mount 31, spout 34 and spacing groove 33 intercommunication, and mounting hole 32 are seted up in the upper surface center of swivel mount 31, and the lateral wall sliding connection of handle of a knife portion 12 is in the inside wall of spacing groove 33, and blade portion 13 is located the outside of swivel mount 31, and then conveniently dock swivel mount 31 and lawn mower through mounting hole 32, when the lawn mower drives swivel mount 31 and rotates, swivel mount 31 drives rotary blade 11, and then can cut weeds through rotary blade 11.

In one embodiment, the outer side wall of the insert 17 is slidably connected to the outer side wall of the chute 34, the size of the insert 17 is matched with the size of the slot 15, two guide rods 21 are symmetrically located on two sides of the limit groove 33, the bottom ends of the guide rods 21 are fixedly connected to the upper surface of the rotating frame 31, and the lifting seat 16 can be kept to move downwards through the cooperation of the guide rods 21 and the springs 18, so that the position of the rotating blade 11 is limited, and when the rotating blade 11 rotates, the falling-off condition does not occur.

The utility model works when in work: the rotary frame 31 is installed on the mower through the mounting hole 32, the rotary frame 31 is driven to rotate through the mower, the rotary frame 31 drives the rotary blade 11, then the blade part 13 of the rotary blade 11 can cut weeds, when the cutting range of the weeds needs to be increased, the rotary frame 31 stops rotating, the pull block 20 is pulled upwards, the pull block 20 drives the lifting seat 16 to move upwards, at the moment, the spring 18 is stressed to be compressed, the lifting seat 16 drives the insert block 17 to move upwards, then the insert block 17 can be separated from the slot 15, the rotary blade 11 is pulled, the handle part 12 of the rotary blade 11 slides in the limit groove 33, the blade part 13 can be further far away from the rotary frame 31, after adjustment is completed, the pull block 20 is loosened, at the moment, the spring 18 pushes the lifting seat 16 to move downwards, the insert block 17 is driven to move downwards, the insert block 17 is inserted into the slot 15, at the moment, the position of the rotary blade 11 can be limited through the insert block 17, the rotary frame 31 is driven to rotate through the mower, the rotary blade 11 is driven to rotate through the lifting seat 16, the rotary blade 11 can not rotate, and the rotary blade 11 can be limited to drop off from the limit groove 11 due to the fact that the rotary blade 11 is limited to rotate, and the position of the rotary blade 11 can not drop off when the rotary blade 11 is limited, the rotary blade 11 can not drop from the limit position, and the rotary blade 11 can be guaranteed to be stable when the rotary blade 11 is stable.

While the utility model has been described with respect to the preferred embodiments, the scope of the utility model 110 is not limited thereto, and those skilled in the art will appreciate that the utility model may be practiced with other embodiments that fall within the spirit and scope of the utility model,

various changes or substitutions can be readily envisioned, and these are intended to be encompassed within the scope of the present utility model.

Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. A mower blade assembly comprising an adjustment assembly (101), characterized in that: the adjusting assembly (101) comprises a rotary blade (11), a cutter handle (12), a cutter blade (13), a waist-shaped groove (14), a slot (15), a lifting seat (16), an inserting block (17), a spring (18), a limiting plate (19), a pull block (20) and two guide rods (21);

the rotary blade (11) comprises a blade handle (12) and a blade part (13), the slots (15) are equidistantly formed in the upper surface of the blade handle (12), the waist-shaped slots (14) are formed in the upper surface of the blade part (13), the inserting blocks (17) are fixedly connected to the lower surface of the lifting seat (16), the lifting seat (16) is slidably connected to the outer side walls of the two guide rods (21), the limiting plates (19) are fixedly connected to the top ends of the guide rods (21), the springs (18) are sleeved on the outer side walls of the guide rods (21), the bottom ends of the springs (18) are fixedly connected to the upper surface of the lifting seat (16), and the pulling blocks (20) are fixedly connected to the upper surface of the lifting seat (16) and located between the two guide rods (21).

2. A mower blade assembly as recited in claim 1, wherein: the outer side wall of the insertion block (17) is connected to the inner side wall of the insertion groove (15) in a sliding mode, and the top end of the spring (18) is fixedly connected to the lower surface of the limiting plate (19).

3. A mower blade assembly as recited in claim 1, wherein: the lower surface of the lifting seat (16) is provided with a mounting assembly (301), and the mounting assembly (301) comprises a rotating frame (31), a mounting hole (32), a limiting groove (33) and a sliding groove (34);

the lower surface of lifting seat (16) laminating is in the upper surface of swivel mount (31), spacing groove (33) symmetry is seted up in the upper surface of swivel mount (31), spout (34) and spacing groove (33) intercommunication.

4. A mower blade assembly as claimed in claim 3, wherein: the mounting hole (32) is formed in the center of the upper surface of the rotating frame (31), the outer side wall of the cutter handle portion (12) is connected to the inner side wall of the limiting groove (33) in a sliding mode, and the cutter point portion (13) is located outside the rotating frame (31).

5. A mower blade assembly as claimed in claim 2, wherein: the outer side wall of the insert block (17) is connected with the outer side wall of the chute (34) in a sliding mode, and the size of the insert block (17) is matched with the size of the slot (15).

6. A mower blade assembly as recited in claim 1, wherein: the two guide rods (21) are symmetrically arranged on two sides of the limiting groove (33), and the bottom ends of the guide rods (21) are fixedly connected to the upper surface of the rotating frame (31).