CN217608371U - Mower convenient to change cutting piece - Google Patents
Mower convenient to change cutting piece Download PDFInfo
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- CN217608371U CN217608371U CN202220793859.2U CN202220793859U CN217608371U CN 217608371 U CN217608371 U CN 217608371U CN 202220793859 U CN202220793859 U CN 202220793859U CN 217608371 U CN217608371 U CN 217608371U
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- connecting rod
- channel
- blade
- limiting
- dwang
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Abstract
The utility model provides a simple structure, conveniently change a lawn mower convenient to change cutting piece of blade, including the removal wheel of frame, connecting rod, setting and frame rear end, set up in the drive shell of frame front end, drive shell inner shell rotates and is equipped with the blade, be equipped with in the drive shell and be used for driving blade pivoted drive arrangement, the blade is located on the connecting rod, be equipped with the fixed plate in the drive shell, the rotatable dwang that is used for making blade pivoted that is equipped with drive arrangement on the fixed plate, first passageway has been seted up to the dwang, the connecting rod other end wears to locate in the first passageway, be equipped with the stop device who is used for restricting the connecting rod to break away from the dwang between connecting rod and the dwang.
Description
Technical Field
The utility model relates to a weeding equipment field, in particular to lawn mower convenient to change cutting blade.
Background
The mower is a mechanical tool for trimming lawns, vegetations and the like, saves the operation time of weeders, reduces a large amount of human resources, has the requirement of blade abrasion replacement after the mower is used for a long time, but has the defect of inconvenient replacement of the existing mower cutter, needs to perform complicated operation, reduces the efficiency of cutter replacement, and is inconvenient to use.
SUMMERY OF THE UTILITY MODEL
Therefore, to the above-mentioned problem, the utility model provides a lawn mower convenient to change cutting blade of simple structure, convenient change blade.
In order to achieve the purpose, the technical scheme of the utility model a lawn mower convenient to change cutting blade is provided, including frame, connecting rod, setting and the removal wheel of frame rear end, set up in the drive shell of frame front end, drive shell inner shell rotation is equipped with the blade, be equipped with in the drive shell and be used for driving blade pivoted drive arrangement, the blade is located on the connecting rod, be equipped with the fixed plate in the drive shell, the rotatable dwang that is used for making blade pivoted that is equipped with and is connected with drive arrangement on the fixed plate, first passageway has been seted up to the dwang, the connecting rod other end is worn to locate in the first passageway, be equipped with the stop device who is used for restricting the connecting rod to break away from the dwang between connecting rod and the dwang.
The further improvement is that: the limiting device comprises a limiting block, a limiting channel is formed in the rotating rod, the limiting block is arranged in the limiting channel in a sliding mode, the connecting rod is located in the first channel and matched with the limiting channel, a clamping channel is formed in the connecting rod, and a pushing device used for pushing the limiting block to slide to the clamping channel is arranged in the limiting channel.
The further improvement is that: the pushing device is as follows: the push spring, push spring one end and first passageway inner wall fixed connection, the push spring other end and stopper fixed connection, still be equipped with the release that is used for relieving stopper and block passageway block on the connecting rod.
The further improvement is that: the release device comprises a release sleeve, the release sleeve is arranged on the rotating rod in a sliding mode, a magnetic block is arranged in the release sleeve, the limiting block has magnetism opposite to that of the magnetic block, and an elastic reset device is arranged between the inner wall of the release sleeve and the fixing plate.
The further improvement is that: the connecting rod is provided with a trapezoidal surface with the diameter of the cross section gradually increasing from top to bottom, and a tensioning device is arranged at the position, matched with the trapezoidal surface, of the inner wall of the first channel.
The further improvement is that: the tensioning device is as follows: first passageway internal fixation is equipped with and has elastic tensioning cover, the tensioning cover matches the trapezoidal face and sets up the tensioning with the male connecting rod, still be equipped with the anticreep device that prevents the connecting rod and break away from on the tensioning cover.
The further improvement is that: the anti-drop device is as follows: and anti-falling teeth which resist against the connecting rod are arranged in the tensioning sleeve.
The utility model has the advantages and beneficial effects that:
simple structure and convenient use. When the blade is to be replaced, no external tools are required. The blade is arranged on the connecting rod, and the connecting rod is directly disassembled, so that the blade can be disassembled. Then the connecting rod with the new blade is installed back, and the installation can be completed. Is simple and convenient and is beneficial to use.
Drawings
Fig. 1 is the embodiment of the present invention provides a schematic view of a partially cut structure of a lawn mower convenient for replacing a cutting blade.
Fig. 2 is an enlarged schematic structural diagram of embodiment a of the present invention.
Fig. 3 is an enlarged schematic structural diagram of embodiment B of the present invention.
Fig. 4 is a schematic view of the anti-disengaging structure according to the present invention.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1-4, a lawn mower convenient for replacing a cutting blade comprises a frame 1, a connecting rod 7, a moving wheel 2 arranged at the rear end of the frame 1, a driving shell 3 arranged at the front end of the frame 1, a blade 5 arranged in the driving shell 3 in a rotating manner, a driving motor 4 arranged in the driving shell 3 and used for driving the blade 5 to rotate, a fixing plate 6 arranged in the driving shell 3 and connected with the driving motor 4 to rotate, a rotating rod 16 arranged in the fixing plate 6 and used for driving the blade 5 to rotate, a first channel arranged in the rotating rod 16, a limiting block 9 arranged between the connecting rod 7 and the rotating rod 16 and used for limiting the connecting rod 7 to be separated from the rotating rod 16, a limiting channel 8 arranged in the rotating rod 16, the limiting block 9 arranged in the limiting channel 8 in a sliding manner, the connecting rod 7 arranged in the first channel to be matched with the limiting channel 8 and provided with a channel, a block pushing spring 1310 arranged in the limiting channel 8 and used for pushing the limiting block 9 to slide to the blocking channel, a magnetic block 1310 fixedly connected with the inner wall 1310 of the connecting rod 9, a magnetic block 13 arranged in the fixing channel 12, and a magnetic block sleeve 12 arranged on the fixing sleeve 12 for releasing the connecting rod 7, and releasing the magnetic block 6, and a magnetic block 13 arranged on the fixing sleeve 12 arranged on the fixing plate 11 and used for releasing the fixing sleeve 12, and used for releasing the fixing plate 6, and used for releasing the fixing sleeve 12, and releasing the fixing plate 6, and releasing the fixing plate 11, and used for releasing the magnetic block 6, and arranged in the fixing channel 12, and used for releasing the fixing channel 12, and arranged in the limiting block 6, and releasing the fixing channel and arranged in the limiting channel 6, and arranged in the limiting channel and a magnetic block 6, and a magnetic block 6.
In order to facilitate the connection rod 7 to penetrate into the first channel, and tension the connection rod 7 in the first channel to prevent the connection rod 7 from shaking, the connection rod 7 is provided with a trapezoidal surface 15 with the cross section diameter gradually increasing from top to bottom, an elastic tension sleeve is fixedly arranged in the first channel, the tension sleeve is matched with the trapezoidal surface 15 to tension the inserted connection rod 7, and an anti-falling tooth 141 resisting against the connection rod 7 is arranged in the tension sleeve for preventing the connection rod 7 from being separated.
The working principle is as follows:
when the blade 5 is to be replaced, the release sleeve 11 is pulled to the limiting channel 8, the magnetic block 12 and the limiting block 9 are attracted magnetically, the magnetic block 12 is pulled to slide into the limiting channel 8, the clamping between the magnetic block 12 and the connecting rod 7 is removed, then the connecting rod 7 is pulled out, the release sleeve 11 is loosened, the spring 13 is elastically reset, the release sleeve 11 is driven to reset, and the spring 1310 is pushed to be compressed and then reset in the process. Then a new blade 5 is installed, the connecting rod 7 is directly inserted into the first channel at the moment, and then the limiting block 9 slides to be clamped with the clamping channel to finish installation.
The foregoing shows and describes the basic principles and features of the present invention and their advantages, which should be understood by those skilled in the art, and it is not limited by the foregoing embodiments, but only by the illustrations presented in the foregoing embodiments and illustrations.
Claims (7)
1. The utility model provides a lawn mower convenient to change cutting blade, includes the frame, sets up and the removal wheel of frame rear end, sets up in the drive shell of frame front end, drive shell inner shell rotates and is equipped with the blade, be equipped with in the drive shell and be used for driving blade pivoted drive arrangement, its characterized in that: still include the connecting rod, the blade is located on the connecting rod, be equipped with the fixed plate in the drive shell, the rotatable dwang that is used for making blade pivoted that is equipped with and is connected with drive arrangement on the fixed plate, first passageway has been seted up to the dwang, the connecting rod other end is worn to locate in the first passageway, be equipped with the stop device who is used for restricting the connecting rod to break away from the dwang between connecting rod and the dwang.
2. A lawnmower to facilitate replacement of a cutting blade as claimed in claim 1, wherein: the limiting device comprises a limiting block, a limiting channel is formed in the rotating rod, the limiting block is arranged in the limiting channel in a sliding mode, the connecting rod is located in the first channel and matched with the limiting channel, a clamping channel is formed in the connecting rod, and a pushing device used for pushing the limiting block to slide to the clamping channel is arranged in the limiting channel.
3. A lawnmower to facilitate replacement of a cutting blade according to claim 2, wherein: the pushing device is as follows: the push spring, push spring one end and first passageway inner wall fixed connection, the push spring other end and stopper fixed connection, still be equipped with the release that is used for relieving stopper and block passageway block on the connecting rod.
4. A lawnmower to facilitate replacement of a cutting blade as claimed in claim 3, wherein: the release device comprises a release sleeve, the release sleeve is arranged on the rotating rod in a sliding mode, a magnetic block is arranged in the release sleeve, the limiting block has magnetism opposite to that of the magnetic block, and an elastic reset device is arranged between the inner wall of the release sleeve and the fixing plate.
5. A lawnmower to facilitate replacement of a cutting blade according to claim 1, wherein: the connecting rod is provided with a trapezoidal surface with the diameter of the cross section gradually increasing from top to bottom, and a tensioning device is arranged at the position, matched with the trapezoidal surface, of the inner wall of the first channel.
6. A lawnmower to facilitate replacement of a cutting blade according to claim 5, wherein: the tensioning device is as follows: first passageway internal fixation is equipped with and has elastic tensioning cover, the tensioning cover matches trapezoidal face setting and will the tensioning of male connecting rod, still be equipped with the anticreep device that prevents the connecting rod and break away from on the tensioning cover.
7. A lawnmower as claimed in claim 6, wherein the cutter blade is adapted to be replaced by: the anti-drop device is as follows: the tensioning sleeve is internally provided with anti-falling teeth which are opposite to the connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220793859.2U CN217608371U (en) | 2022-04-06 | 2022-04-06 | Mower convenient to change cutting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220793859.2U CN217608371U (en) | 2022-04-06 | 2022-04-06 | Mower convenient to change cutting piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217608371U true CN217608371U (en) | 2022-10-21 |
Family
ID=83645877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220793859.2U Active CN217608371U (en) | 2022-04-06 | 2022-04-06 | Mower convenient to change cutting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217608371U (en) |
-
2022
- 2022-04-06 CN CN202220793859.2U patent/CN217608371U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |