CN218163659U - Edge trimming machine - Google Patents
Edge trimming machine Download PDFInfo
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- CN218163659U CN218163659U CN202222583736.9U CN202222583736U CN218163659U CN 218163659 U CN218163659 U CN 218163659U CN 202222583736 U CN202222583736 U CN 202222583736U CN 218163659 U CN218163659 U CN 218163659U
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- protective shell
- edger
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Abstract
The application discloses an edge trimmer. This kind of trimmer includes: the working head comprises a shell, a protective shell and a heightening assembly, wherein the protective shell is installed on one side of the shell, and the heightening assembly comprises: driving lever, gangbar and supporting part, the driving lever is fixed in on the protective housing through the third connecting portion, just the driving lever is configured into and rotates along the third connecting portion, first gyro wheel is connected to a side end of driving lever, the supporting part is connected through fifth connecting portion to the one end of gangbar, the second gyro wheel is connected to the supporting part, and the diameter of second gyro wheel is greater than first gyro wheel, during the adjustment driving lever, the driving lever moves along the rotatory first gyro wheel of drive of third connecting portion, simultaneously the driving lever drives the gangbar removes, the gangbar removes and drives second gyro wheel synchronous motion. Through such design, first gyro wheel passes through the connecting rod and drives the synchronous rising of second gyro wheel or reduce when adjusting the blade degree of depth, keeps the fuselage pole angle can not change, alleviates user's burden.
Description
Technical Field
The application relates to garden tools, in particular to an edger.
Background
An edger is a common garden tool intended for use in trimming or furrowing lawns. The working head of the trimmer generally comprises a motor and a blade connected to an output shaft of the motor, the cutting elements are generally vertically arranged to achieve trimming or ditching, and the motor can drive the cutting elements to perform trimming or ditching when being started. However, the cutting height needs to be adjusted to correspond to different cutting environments in the actual use process. When the cutting height of the existing trimmer is adjusted, only one roller normally moves synchronously, and the included angle between the connecting rod and the ground is in the range of 30-60 degrees when the connecting rod is adjusted to be longer (usually more than 1 meter and usually about 1.5 m), so that a user needs to lift or slightly bend the hand to cut grass, and the user is very easy to fatigue and has poor operation experience during operation.
SUMMERY OF THE UTILITY MODEL
To overcome the above disadvantages, the present application aims to: an edger is provided.
In order to achieve the purpose, the following technical scheme is adopted in the application:
an edger, comprising:
the working head comprises a shell, a protective shell and a height-adjusting assembly, wherein the protective shell is arranged on one side of the shell,
the height-adjusting component comprises: a deflector rod, a linkage rod and a supporting part,
the deflector rod is fixed on the protective shell through a third connecting part and is configured to rotate along the third connecting part, one side end of the deflector rod is connected with the first roller,
one end of the linkage rod is connected with a supporting part through a fifth connecting part, the supporting part is connected with a second roller, the diameter of the second roller is larger than that of the first roller,
when the shifting lever is adjusted, the shifting lever rotates along the third connecting portion to drive the first idler wheel to move, meanwhile, the shifting lever drives the linkage rod to move, and the linkage rod moves to drive the second idler wheel to move synchronously. When the cutting height is adjusted, the first idler wheel drives the second idler wheel to synchronously rise or fall through the connecting rod, the angle of the machine body rod is kept unchanged, and the burden of a user is relieved.
In one embodiment, the protective shell has a plurality of spaced-apart projections on the side of the protective shell adjacent to the first roller, with recesses therebetween for receiving the driver, the recesses in different positions being adapted to correspond to different cutting heights.
In one embodiment, at least one of the protrusions 1 of the edger is provided with a slot for receiving a linkage.
In one embodiment, the deflector rod is in a V shape or a U shape, a first through hole is formed in the middle of the deflector rod, the third connecting portion penetrates through the through hole and the through hole of the protective shell, and the deflector rod is fixed to the protective shell.
In one embodiment, a side end of the shift lever has a second through hole, the fourth connecting portion passes through the second through hole and the first roller, the first roller is fixed to one side end of the shift lever,
and a rod body of the shifting rod, which is far away from the first roller, is provided with a third through hole, and a fifth connecting part penetrates through the third through hole to be connected with the linkage rod.
In one embodiment, one end of the connecting rod is connected with the working head, the other end of the connecting rod is connected with a handle, and a battery module is mounted on the handle. The two rollers move synchronously, and the angle between the connecting rod and the ground (the included angle between the connecting rod and the center line of the two rollers) is basically unchanged, so that the user is prevented from lifting hands or bending waist, the operation burden is reduced, and the requirements of ergonomics are met.
In one embodiment, the working head has a housing containing a drive motor, the output of the drive motor passing through the base of the protective housing and being located within the protective housing, the output mounting the blade.
In one embodiment, the edger further includes a gearbox coupled to the output of the drive motor, the output shaft of the gearbox extending into the protective housing and having a blade mounted thereon.
Advantageous effects
Through the structure of the mechanism for cutting the height/depth of the trimmer provided by the application, the two rollers synchronously move when the cutting height/depth is adjusted, so that the connecting rod and the ground are basically at the same angle when a user holds the handle or the auxiliary handle, the user does not need to lift or release the hand (to match the angle of the adjusting rod), and the operation experience during mowing/trimming is improved.
Drawings
The accompanying drawings are included to provide an understanding of the disclosed embodiments and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the examples serve to explain the principles of the disclosure and not to limit the disclosure. The shapes and sizes of the various elements in the drawings are not to be considered as true proportions, but rather are merely intended to illustrate the context of the application.
FIGS. 1 and 2 are perspective views of an edger according to an embodiment of the present application;
FIG. 3 is a schematic perspective view of the working head of the edge trimmer of FIG. 1;
FIG. 4 is a schematic view of the internal structure of the working head of FIG. 3;
FIG. 5 is a schematic view of the working head of FIG. 3;
FIG. 6 is a schematic cross-sectional view taken at A in FIG. 5;
FIG. 7 is a schematic perspective view of the working head of the edge trimmer of FIG. 1 from another perspective;
FIG. 8 is a schematic view of the internal structure of the working head according to the embodiment of the present application;
fig. 9 is a schematic structural diagram of a working head according to another embodiment of the present application.
FIG. 10 is a schematic view of an angle between a line connecting centers of two rollers and a shaft of a connecting rod of an edge trimmer according to an embodiment of the present application.
Detailed Description
The above-described scheme is further illustrated below with reference to specific examples. It should be understood that these examples are for illustrative purposes and are not intended to limit the scope of the present application. The conditions employed in the examples may be further adjusted as determined by the particular manufacturer, and the conditions not specified are generally those used in routine experimentation.
The application discloses trimmer, this trimmer includes:
one end of the connecting rod is connected with the working head, the other end of the connecting rod is connected with a handle, and the handle is provided with a battery module. The voltage of the battery pack and the battery module is between 18V and 40V. The handle has a trigger switch (not shown) on the inside. The connecting rod can be formed by splicing and combining one section or a plurality of sections, and the connecting rod can be made of aluminum alloy or carbon fiber or engineering plastics. The connecting rod is arranged in a hollow manner to form a hollow cavity, a lead is arranged in the hollow cavity and is electrically connected with the battery module, the trigger switch and the driving part in the working head so as to transmit the electric energy of the power supply module to the working head (the driving motor in the working head). In one embodiment, an auxiliary handle is also provided on the connecting rod. The adjusting device is installed on the working head, and the two rollers synchronously move when the height of the working head is increased, so that the included angle theta between the connecting rod and the ground is unchanged when a user holds the handle or the auxiliary handle, the user does not need to lift or release the hand, and the operation experience during mowing is improved.
The work head and edger carrying the same proposed by the present application will be described with reference to fig. 1-10.
Fig. 1 and 2 are schematic perspective views of an edge trimmer according to an embodiment of the present application.
The edge trimmer comprises:
a connecting rod 110, one end of the connecting rod 110 is connected with the working head 120, the other end is connected with a handle 130, and a battery module 140 is arranged on the handle 130. An auxiliary handle 150 is also provided on the connecting rod.
The working head 120 is provided with a first roller 141 and a second roller 142, the first roller 141 is fixed on the shift lever 121 through a first connecting portion 141a, the second roller 142 is fixed on a supporting portion 123 through a second connecting portion 142a, the supporting portion 123 is slidably fixed on the protective shell 125 of the working head 110 through a third connecting portion, the third connecting portion is connected with one end of the linkage rod 122, and the other end of the linkage rod 122 is connected to the shift lever 121.
When the height of the mower is increased, the first roller 141 and the second roller 142 of the poking rod 121 are poked to move synchronously, so that the axis of the connecting rod and the ground (the connecting line between the centers of the two rollers) are positioned at the same angle theta (see fig. 10) when a user holds the handle or the auxiliary handle, the user does not need to lift or release the hand, and the operation experience during mowing is improved.
The work head and edge trimmer will now be described with reference to FIGS. 3-10.
The shift lever 121 is V-shaped, a first through hole is formed in the middle (protruding portion), the third connecting portion 121a penetrates through the through hole and the through hole in the protective shell 125, the shift lever 121 is fixed to the protective shell 125, a second through hole 121b is formed in one side end of the shift lever 121, the fourth connecting portion 141a penetrates through the second through hole 121b and the first roller 141, the first roller 141 is fixed to one side end of the shift lever 121, a third through hole 121c is formed in a lever body of the shift lever 121, which is far away from the first roller 141, and the fifth connecting portion penetrates through the third through hole 121c to be connected with one end of the linkage rod 122. The other end of the linkage rod 122 is connected to a base 125a which is slidably fixed to the support portion 123 through a fifth connecting portion 124. Referring to fig. 6, an arc-shaped groove 125b is formed on the base 125a, the fifth connecting portion 124 penetrates through the base 125a and is partially located in the arc-shaped groove 125b, so that the shift lever 121 is shifted, and rotates along the third connecting portion 121a (driving the first roller to move), the linkage rod 122 moves while the fifth connecting portion 124 slides in the arc-shaped groove 125b so as to move the supporting portion 123, and further the second roller moves synchronously, and an included angle θ between a central connecting line of the two rollers and a connecting rod axis is constant (within a certain range). Therefore, the user does not need to lift or release his/her hand, and the operation experience during mowing is improved.
As a variation of the embodiment shown in fig. 6, the supporting portion 123 has a fourth through hole 123a, the sixth connecting portion 123b is fixed on the protective shell 125 through the fourth through hole 123a, and when the linkage rod 122 moves, the supporting portion 123 rotates along the sixth connecting portion 123b (the sixth connecting portion may be a bolt or a rotating shaft), so as to drive the second roller to move synchronously.
In this embodiment, the driving lever 121 is V-shaped, and in other embodiments, the driving lever 121 is U-shaped, wherein the middle portion of the driving lever is rotatably fixed on the protective shell, one side of the driving lever is connected with the first roller, and the other side of the driving lever is provided with a holding portion for facilitating the user to adjust the cutting height/depth.
Preferably, the protective shell 125 has a plurality of protrusions 125a1 spaced apart from each other on the side close to the first roller, and a recess is formed between the protrusions 125a1 for accommodating the shift lever 121. The shift lever 121 is placed in different recesses to match with different cutting heights.
When the user raises the level, the user holds the grip 121a of the lever 121, rotates the grip along the third connecting portion 121a, and then fits into the corresponding recess. Preferably, at least one of the protrusions 125a1 is provided with a groove 125a11, and the linkage rod 122 is partially disposed in the groove 125a 11. The linkage rod 122 in this embodiment has a certain mechanical strength.
The working head 120 has a housing, in which a driving motor 126 is accommodated, an output end of the driving motor 126 is located in the housing, and a blade 127 is mounted on the output end. One side of the housing has a mounting portion 120a, and the mounting portion 120a is used to mount a connecting rod.
In one embodiment, a gearbox is included which is connected to the output of the drive motor 126, the output shaft of the gearbox extending into the protective housing, on which the blades are mounted.
The first to sixth connecting portions in the above embodiments may be a combination of a bolt and a nut, or a combination of a rotating shaft and a clamping member.
The above embodiments are merely illustrative of the technical concepts and features of the present application, and the purpose of the embodiments is to enable those skilled in the art to understand the content of the present application and implement the present application, and not to limit the protection scope of the present application. All equivalent changes and modifications made according to the spirit of the present application are intended to be covered by the scope of the present application.
Claims (10)
1. An edger, comprising:
the working head comprises a shell, a protective shell and a height-adjusting assembly, wherein the protective shell is arranged on one side of the shell,
the height-adjusting component comprises: a deflector rod, a linkage rod and a supporting part,
the deflector rod is fixed on the protective shell through a third connecting part and is configured to rotate along the third connecting part, one side end of the deflector rod is connected with the first roller,
one end of the linkage rod is connected with a supporting part through a fifth connecting part, the supporting part is connected with a second roller, the diameter of the second roller is larger than that of the first roller,
when the shifting lever is adjusted, the shifting lever rotates along the third connecting portion to drive the first idler wheel to move, meanwhile, the shifting lever drives the linkage rod to move, and the linkage rod moves to drive the second idler wheel to move synchronously.
2. The edger of claim 1,
the fifth connecting part comprises a bolt which penetrates through an annular groove of the protective shell, the linkage rod moves to drive the bolt to slide in the annular groove so as to drive the supporting part to move, and the supporting part moves to drive the second roller to move synchronously.
3. The edger of claim 1,
the supporting part is provided with a fourth through hole, a sixth connecting part passes through the fourth through hole and is fixed on the protective shell, the supporting part rotates along the sixth connecting part,
when the linkage rod moves, the supporting part rotates along the sixth connecting part to drive the supporting part to move so as to drive the second roller to move synchronously.
4. The edger of claim 1,
the protective shell is provided with a plurality of protruding portions arranged at intervals on the side close to the first roller, a recessed portion is arranged between the two protruding portions and used for accommodating the shifting rod, and the recessed portions at different positions are matched with corresponding different cutting heights.
5. The edger of claim 4, wherein,
at least one of the protrusions 1 is provided with a groove for accommodating a linkage rod.
6. The edger of claim 1,
the deflector rod is V-shaped or U-shaped, a first through hole is formed in the middle of the deflector rod, the third connecting portion penetrates through the through hole and the through hole of the protective shell, and the deflector rod is fixed to the protective shell.
7. The edger of claim 6,
one side end of the deflector rod is provided with a second through hole, the fourth connecting part passes through the second through hole and the first roller, the first roller is fixed at one side end of the deflector rod,
and a rod body of the shifting lever, which is far away from the first roller, is provided with a third through hole, and a fifth connecting part penetrates through the third through hole to be connected with the linkage rod.
8. The edger of claim 1, further comprising: a connecting rod is arranged on the upper portion of the connecting rod,
one end of the connecting rod is connected with the working head, the other end of the connecting rod is connected with the handle, and the handle is provided with the battery module.
9. The edger of claim 1,
the working head is provided with a shell, a driving motor is accommodated in the shell, the output end of the driving motor penetrates through the base of the protective shell and is located in the protective shell, and the output end is provided with a blade.
10. The edger of claim 9, wherein,
the cutter blade protection device further comprises a gearbox, the gearbox is connected to the output end of the driving motor, an output shaft of the gearbox extends into the protection shell, and the cutter blade is installed on the gearbox.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222583736.9U CN218163659U (en) | 2022-09-28 | 2022-09-28 | Edge trimming machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222583736.9U CN218163659U (en) | 2022-09-28 | 2022-09-28 | Edge trimming machine |
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Publication Number | Publication Date |
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CN218163659U true CN218163659U (en) | 2022-12-30 |
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CN202222583736.9U Active CN218163659U (en) | 2022-09-28 | 2022-09-28 | Edge trimming machine |
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CN (1) | CN218163659U (en) |
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- 2022-09-28 CN CN202222583736.9U patent/CN218163659U/en active Active
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