CN216626663U

CN216626663U - Grass-mowing head structure of grass-mowing machine

Info

Publication number: CN216626663U
Application number: CN202122608969.5U
Authority: CN
Inventors: 王志明
Original assignee: Ningbo Yuxiang Tools Co ltd
Current assignee: Ningbo Yuxiang Tools Co ltd
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-05-31
Anticipated expiration: 2031-10-28

Abstract

The utility model discloses a grass cutting head structure of a grass cutting machine, which comprises a grass cutting head shell, wherein a detachable dust-proof box is arranged on the grass cutting head shell, the dust-proof box comprises a front cover, a filter element and a rear cover, the front cover is fixedly connected with the rear cover, a cavity is formed between the front cover and the rear cover, the filter element is arranged in the cavity, the front cover is provided with an air inlet which enables the cavity to be communicated with the outside, and the front cover and/or the rear cover is/are provided with an air outlet which enables the cavity to be communicated with the inside of the grass cutting head shell. Through be equipped with the dust-proof box of detachably on the first casing of beating grass, it can be so that thoughtlessly have garrulous grass, the air of impurity such as dust enters into the cavity from the air intake after, filter by filter element, garrulous grass among the effective filtration air, impurity such as dust, the air after the filtration enters into inside the first casing of beating grass through the air outlet, and then can not influence the subassembly of beating grass in the first casing of beating grass and normally work, the service life is prolonged, the subassembly of beating grass in the first casing of beating grass twines the grass phenomenon and takes place also to have avoided beating grass.

Description

Grass-mowing head structure of grass-mowing machine

Technical Field

The utility model relates to the technical field of grass trimmers, in particular to a grass trimming head structure of a grass trimmer.

Background

The grass trimmer is one of electric trimming tools belonging to gardens, and the grass trimmer mainly trims weeds on a lawn through a grass trimming head.

The grass trimmer in the prior art has the following defects: it is beaten grass and overhead not setting up dust keeper, leads to beating grass head at the during operation, can make the air that has impurity such as garrulous grass, dust inhale beating grass head inside, causes the interference to the driving motor and the cutting element of beating grass head inside for beat grass head life reduces, still can make driving motor and cutting element twine grass when serious, unable work.

Therefore, there is a need for improvement of the prior art.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems, the utility model provides a grass mowing head structure of a grass mowing machine, which effectively solves the defects of the prior art.

In order to achieve the purpose, the technical scheme applied by the utility model is as follows:

the utility model provides a grass cutting head structure of grass cutting machine, is equipped with detachably dust-proof box including grass cutting head casing on the grass cutting head casing, and dust-proof box includes front shroud, filter element and back shroud, front shroud and back shroud fixed connection, and is formed with the cavity between front shroud and the back shroud, and in filter element located the cavity, the front shroud was equipped with the air intake that makes cavity and external world be linked together, was equipped with the air outlet that makes cavity and grass cutting head casing inside be linked together on front shroud and/or the back shroud.

According to the scheme, the front cover is provided with the installation guide groove, the rear cover is provided with the installation guide lug, and the installation guide lug is buckled in the installation guide groove in a matched mode.

According to the scheme, the grass mowing head shell is provided with the installation slot for installing the dust-proof box, and the buckle assembly is arranged between the dust-proof box and the installation slot.

According to the above scheme, the grass cutting head casing includes left casing, grass cutting subassembly and right casing, left casing and right casing fixed connection, and be equipped with between left casing and the right casing and hold the chamber, grass cutting subassembly is located and is held the intracavity, the trench is including locating trench one on the left casing and locating trench two on the right casing, trench one forms the installation trench with the cooperation of trench two, the buckle subassembly is including locating the buckle on the back cover of dust-proof box and locating the draw-in groove in the trench two of right casing, the buckle cooperation is detained in the draw-in groove.

According to the scheme, the grass mowing assembly comprises a driving motor, a transmission assembly and a cutting element, and the driving motor drives the transmission assembly to drive the cutting element to rotate.

According to the scheme, the grass mowing head shell is provided with the protective cover used for preventing the scattering of the broken grass.

According to the scheme, the grass mowing head shell is provided with a connecting hole position used for connecting the handle assembly.

According to the scheme, the filter element is attached to the air inlet.

The utility model has the beneficial effects that:

according to the grass cutting head shell, the detachable dust-proof box is arranged on the grass cutting head shell, so that air mixed with impurities such as grass, dust and the like can enter the cavity from the air inlet and then is filtered by the filter element, the impurities such as grass, dust and the like in the air are effectively filtered, the filtered air enters the grass cutting head shell through the air outlet, the normal work of a grass cutting assembly in the grass cutting head shell cannot be influenced, the service life of the grass cutting head shell is prolonged, the grass winding phenomenon of the grass cutting assembly in the grass cutting head shell is avoided, the dust-proof box is simple in structure, and the dust-proof box is very convenient to install and detach and is convenient for the filter element to be cleaned in a centralized mode in the later period.

Drawings

FIG. 1 is an overall block diagram of the present invention;

FIG. 2 is an exploded view of the overall structure of the present invention;

FIG. 3 is an exploded view of the dust box construction of the present invention;

1. a grass mowing head shell; 11. a left housing; 111. a first slot position; 12. a drive motor; 13. a right housing; 131. a second slot position; 132. a card slot; 14. a shield; 15. a transmission assembly; 16. a cutting element; 2. a dust-proof box; 21. a front cover; 211. an air inlet; 212. installing a guide groove; 22. a filter element; 23. a rear cover; 231. an air outlet; 232. installing a guide lug; 233. buckling; 3. connecting hole sites; 4. installing a slot position;

Detailed Description

The technical solution of the present invention is described below with reference to the accompanying drawings and examples.

As shown in fig. 1 to 3, the grass mowing head structure of the grass mower according to the present invention includes a grass mowing head housing 1, a detachable dust box 2 is disposed on the grass mowing head housing 1, the dust box 2 includes a front cover 21, a filter element 22 and a rear cover 23, in this embodiment, the filter element 22 is preferably a sponge, and of course, the filter element 22 may also be other elements capable of filtering impurities such as grass clippings, dust, etc., such as a filter element, etc. The front cover 21 is fixedly connected with the rear cover 23, a cavity is formed between the front cover 21 and the rear cover 23, the filter element 22 is arranged in the cavity, an air inlet 211 which enables the cavity to be communicated with the outside is arranged on the front cover 21, and an air outlet 231 which enables the cavity to be communicated with the inside of the grass cutting head shell 1 is arranged on the front cover 21 and/or the rear cover 23. In this embodiment, the front cover 21 and the rear cover 23 are both provided with the air outlet 231, which is beneficial to improving the air flow. Of course, in other embodiments, the air outlet 231 may also be disposed on the front cover 21 or the rear cover 23 according to actual requirements. The above constitutes the basic structure of the present invention.

According to the grass cutting head shell 1, the detachable dust-proof box 2 is arranged on the grass cutting head shell 1, so that air mixed with impurities such as grass, dust and the like can enter the cavity from the air inlet 211 and then is filtered by the filter element 22, the impurities such as grass, dust and the like in the air are effectively filtered, the filtered air enters the grass cutting head shell 1 through the air outlet 231, the normal work of a grass cutting assembly in the grass cutting head shell 1 cannot be influenced, the service life of the grass cutting head shell is prolonged, the grass winding phenomenon of the grass cutting assembly in the grass cutting head shell 1 is avoided, the dust-proof box 2 is simple in structure, the grass cutting head shell is quite convenient to install and disassemble, and the filter element 22 is convenient to intensively clean at the later stage.

In this embodiment, the front cover 21 is provided with a mounting guide groove 212, the rear cover 23 is provided with a mounting guide projection 232, and the mounting guide projection 232 is engaged with and buckled in the mounting guide groove 212. By adopting the structure, the installation guide lug 232 on the rear cover 23 is matched and buckled in the installation guide groove 212 on the front cover 21, so that the fixed connection between the front cover 21 and the rear cover 23 is realized, the assembly and the disassembly are very convenient, and the filter element 22 is conveniently cleaned in a centralized manner in the later period.

In this embodiment, the grass mowing head shell 1 is provided with an installation slot 4 for installing the dust-proof box 2, and a buckle component is arranged between the dust-proof box 2 and the installation slot 4. Adopt such structure setting, make dust-proof box 2 detachably install on beating grass head casing 1 through buckle subassembly, its equipment is all very convenient with tearing open.

In this embodiment, the grass cutting head casing 1 includes a left casing 11, a grass cutting assembly and a right casing 13, the left casing 11 is fixedly connected with the right casing 13, a containing cavity is arranged between the left casing 11 and the right casing 13, the grass cutting assembly is arranged in the containing cavity, the installation slot 4 includes a first slot 111 arranged on the left casing 11 and a second slot 131 arranged on the right casing 13, the first slot 111 and the second slot 131 are matched to form the installation slot 4, the buckle assembly includes a buckle 233 arranged on the rear cover 23 of the dust-proof box 2 and a slot 132 arranged in the second slot 131 of the right casing 13, and the buckle 233 is matched and buckled in the slot 132. Adopt such structure setting, through trench one 111 on left casing 11 and locate trench two 131 on the right casing 13, trench one 111 forms installation trench 4 with the cooperation of trench two 131, the installation of the dust-proof box 2 of being convenient for, wherein, buckle subassembly is including buckle 233 and the draw-in groove 132 of locating in trench two 131 of right casing 13 on locating the back shroud 23 of dust-proof box 2, buckle 233 cooperates and detains in draw-in groove 132, its equipment is all very convenient with tearing open.

In this embodiment, the grass cutting assembly includes a driving motor 12, a transmission assembly 15 and a cutting element 16, and the driving motor 12 drives the transmission assembly 15 to rotate the cutting element 16. By adopting the structure, when the lawn mower works, the driving motor 12 drives the transmission component 15 to drive the cutting element 16 to rotate, so that the cutting function is realized, and the trimming of the lawn or the removal of weeds on the lawn can be further realized.

In this embodiment, the grass cutting head housing 1 is provided with a shield 14 for preventing scattering of the cut grass. With the structure, the weeds cut by the grass trimmer in working can not be scattered all around through the shield 14, and the operation is safer.

In this embodiment, the grass-mowing head shell 1 is provided with a connecting hole position 3 for connecting a handle assembly. By adopting the structure, the grass mowing head shell 1 can be conveniently connected to the handle component through the connecting hole position 3.

In this embodiment, the filter element 22 is attached to the intake vent 211. With this arrangement, it is ensured that air entering the cavity is adequately filtered by the filter element 22.

While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and those skilled in the art can make various modifications without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a grass cutting head structure of grass cutting machine, includes grass cutting head casing (1), its characterized in that: be equipped with detachably dust-proof box (2) on grass-mowing head casing (1), dust-proof box (2) are including front shroud (21), filter element (22) and back shroud (23), front shroud (21) and back shroud (23) fixed connection, and are formed with the cavity between front shroud (21) and back shroud (23), filter element (22) are located in the cavity, be equipped with air intake (211) that make cavity and external world be linked together on front shroud (21), be equipped with air outlet (231) that make cavity and grass-mowing head casing (1) inside be linked together on front shroud (21) and/or back shroud (23).

2. A grass-mowing head structure of a grass-mowing machine according to claim 1, characterized in that: the front cover (21) is provided with an installation guide groove (212), the rear cover (23) is provided with an installation guide lug (232), and the installation guide lug (232) is buckled in the installation guide groove (212) in a matching mode.

3. A grass-mowing head structure of a grass-mowing machine according to claim 1, characterized in that: the grass mowing head is characterized in that an installation slot (4) for installing the dust-proof box (2) is formed in the grass mowing head shell (1), and a buckle component is arranged between the dust-proof box (2) and the installation slot (4).

4. A grass-mowing head structure of a grass-mowing machine according to claim 3, characterized in that: grass mowing head casing (1) includes left casing (11), grass mowing subassembly and right casing (13), left side casing (11) and right casing (13) fixed connection, and be equipped with between left casing (11) and right casing (13) and hold the chamber, grass mowing subassembly is located and is held the intracavity, installation trench (4) are including locating trench two (131) on trench (111) on left casing (11) and locating right casing (13), trench two (131) cooperation formation installation trench (4) with trench (111), buckle subassembly is including locating buckle (233) on the back shroud (23) of dust-proof box (2) and locating draw-in groove (132) in trench two (131) of right casing (13), buckle (233) cooperation is detained in draw-in groove (132).

5. A grass-mowing head structure of a grass-mowing machine according to claim 4, characterized in that: the grass mowing assembly comprises a driving motor (12), a transmission assembly (15) and a cutting element (16), wherein the driving motor (12) drives the transmission assembly (15) to drive the cutting element (16) to rotate.

6. A grass-mowing head structure of a grass-mowing machine according to claim 1, characterized in that: a protective cover (14) for preventing broken grass from scattering is arranged on the grass mowing head shell (1).

7. A grass-mowing head structure of a grass-mowing machine according to claim 1, characterized in that: the grass mowing head shell (1) is provided with a connecting hole position (3) used for connecting a handle component.

8. A grass-mowing head structure of a grass-mowing machine according to claim 1, characterized in that: the filter element (22) is attached to the air inlet (211).