CN208113341U - A kind of grass-mowing machine being conveniently replaceable functional head - Google Patents
A kind of grass-mowing machine being conveniently replaceable functional head Download PDFInfo
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- CN208113341U CN208113341U CN201820514647.XU CN201820514647U CN208113341U CN 208113341 U CN208113341 U CN 208113341U CN 201820514647 U CN201820514647 U CN 201820514647U CN 208113341 U CN208113341 U CN 208113341U
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- grass
- limit
- functional head
- postive stop
- push button
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Abstract
The utility model relates to apparatus fields of beating the grass, in particular to a kind of grass-mowing machine for being conveniently replaceable functional head, solve the problems, such as that grass-mowing machine replacement functional head is inconvenient in the prior art, its key points of the technical solution are that, a kind of grass-mowing machine being conveniently replaceable functional head, including support rod, function head assembly and grip component, function head assembly includes shell, driving motor and functional head, cooling wind blade is installed at the top of driving motor, it is fixed and clamped the postive stop baffle of cooling wind blade above cooling wind blade by fastening bolt, the locking structure for abut to the rotation of the postive stop baffle limit is installed on shell.Locking by locking structure to postive stop baffle, to realize the locking to driving motor shaft, facilitates the installation and removal of functional head since the shaft of postive stop baffle and driving motor rotates synchronously.
Description
Technical field
The utility model relates to apparatus field of beating the grass, in particular to a kind of grass-mowing machine for being conveniently replaceable functional head.
Background technique
Grass trimmer is also known as weeder, grass mower, lawn mower etc., is a kind of for cutting the grass on a lawn or various vegetation etc.
Machine tool.
Since the type of vegetation is different, thus in trimming, the required length cut off, the required shape cut off also not phase
Together.Existing grass trimmer may be only available for the trimming of certain or certain vegetation types mostly, and use scope is smaller.Carrying out difference
When the trimming of vegetation, a variety of grass trimmers that purchase is suitable for the trimming of various vegetation types are generally required, it is not only inconvenient for use to go back
Significantly increase the cost of trimming vegetation.
For this purpose, being connected through a screw thread replaceable functional head, in the shaft of driving motor to be suitable for different situations
Under trimming work.However in actual use, since the shaft of driving motor is threadedly coupled with functional head, either exist
It when installation or removal, requires shaft and relatively rotates with functional head, need to limit the rotation of shaft.The prior art
In, when installing or removing functional head, usually shaft is limited in the lower section of shaft, due to narrow space and shaft is circle
Cylindricality is easy to skid, thus inconvenient for use in actual operation.
Utility model content
The purpose of the utility model is to provide a kind of grass-mowing machines for being conveniently replaceable functional head, it is advantageous that, it is conveniently replaceable
Functional head, it is easy to use.
The above-mentioned technical purpose of the utility model technical scheme is that：
A kind of grass-mowing machine being conveniently replaceable functional head including support rod, is mounted on the functional head group of the support rod front end
Part and the grip component being mounted in the middle part of support rod, the function head assembly include shell, are mounted on the intracorporal driving motor of shell
With the functional head being mounted below driving motor, cooling wind blade is installed at the top of the driving motor, on the cooling wind blade
Side is fixed and clamped the postive stop baffle of the cooling wind blade by fastening bolt, is equipped on the shell to the postive stop baffle
Rotation abut the locking structure of limit.
By using above-mentioned technical proposal, operator holds grip component, and drives functional head to carry out by support rod
It is mobile.Cooling wind blade is provided on driving motor, to improve driving motor to the heat-sinking capability for improving driving motor
Reliability.
By tightened bolt presses postive stop baffle, row is de- when preventing cooling wind blade during rotation from driving motor shaft
It falls, improves its stability.Postive stop baffle is rotated when driving motor starts with cooling wind blade simultaneously.It is being replaced
When functional head, abutting limit is carried out to the rotation of postive stop baffle by locking structure, is prevented in disassembly, the shaft of driving motor
It skids.The efficiency of the installation and removal of multiple types of functional heads is improved, it is easy to use.
Preferably, the upper surface of the cooling wind blade is provided with locating piece, offered described in confession on the postive stop baffle
The locating slot of locating piece insertion.
It by using above-mentioned technical proposal, is embedded in locating slot by locating piece, so that driving motor is on startup, is turned
Axis, cooling wind blade and postive stop baffle synchronize rotation, thus when being limited to postive stop baffle, convenient for limiting shaft
Position, prevents the skidding of shaft.
Preferably, offering structure grooves on the locating piece.
Reduce material used in locating piece by the setting of structure grooves by using above-mentioned technical proposal, saved material
Material, meanwhile, in driving motor starting, slight relative rotation occurs for postive stop baffle and cooling wind blade, is occurred by structure grooves
Slight elastic deformation improves the stability of cooling wind blade and postive stop baffle rotation to carry out certain buffering.
Preferably, being provided at least one limit baffle on the postive stop baffle, the locking structure includes being installed on
Limit push button on the shell, the front end of the limit push button are provided with the abutting block that limit is abutted with the limit baffle.
By using above-mentioned technical proposal, when installing or removing functional head, by abutting block and limiting the mutual of baffle
It abuts, prevents postive stop baffle from rotating, to improve the efficiency of functional head installation or removal.
Preferably, the limit baffle on the postive stop baffle about center symmetric setting.
By using above-mentioned technical proposal, by limit baffle on the postive stop baffle about center symmetric setting,
To in postive stop baffle rotation, prevent the limit baffle due to caused by the setting of limit baffle under the influence of the centrifugal force
Eccentric and vibration.
Preferably, offering the limiting slot for accommodating the limit push button on the shell, set in the limiting slot
It is equipped with sliding rib, offers the sliding slot being embedded for the sliding rib on the limit push button.
By using above-mentioned technical proposal, by the setting of limiting slot and sliding rib, limiting push button can be slided along sliding rib,
To be limited to postive stop baffle, after installation or removal, prevent from limiting when needing to install or remove postive stop baffle
Push button interferes the rotation of postive stop baffle.
Preferably, the inside of the limit push button offers accommodation groove, side wall of the accommodation groove far from the postive stop baffle
On offer through-hole, reset tension spring is installed, it is close that described reset tension spring one end is connected to the accommodation groove in the accommodation groove
The other end of the side of the postive stop baffle, the reset tension spring is fixed on shell by the through-hole.
By using above-mentioned technical proposal, by the setting of reset tension spring, so that limit pushes away in cutting machine normal use
Button prevents limit push button from generating interference to the normal rotation of driving motor far from postive stop baffle.
Preferably, being equipped with link block on the shell, the reset tension spring is set on the link block.
It by using above-mentioned technical proposal, is set on the link block by reset tension spring, link block and reset tension spring
Inside mutually abut reset tension spring limited, improve the stability of reset tension spring installation.
Preferably, being provided with the limit pushing block for pushing the limit push button at the top of the limit push button.
By using above-mentioned technical proposal, operator, when needing to install or remove functional head, by pushing limit to push away
Block drives limit push button to be moved towards postive stop baffle, easy to use.
Preferably, offering the abutting limited to the range of the limit push button at the top of the shell
Slot, described to abut the relief hole for offering in slot and passing through for the limit push button, the limit push button passes through the relief hole pair
The postive stop baffle is limited.
By using above-mentioned technical proposal, when limiting push button and reaching range, limit pushing block and the side wall for abutting slot
It mutually abuts, prevents limit push button from striking on postive stop baffle, and then strike driving motor shaft, improve grass-mowing machine can
By property.
In conclusion the utility model has the advantages that：
Locking by locking structure to postive stop baffle, since the shaft of postive stop baffle and driving motor rotates synchronously, from
And the locking to driving motor shaft is realized, facilitate the installation and removal of functional head.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of grass-mowing machine for being conveniently replaceable functional head；
Fig. 2 is the structural schematic diagram of function head assembly；
Fig. 3 is the structural schematic diagram of cooling wind blade, postive stop baffle；
Fig. 4 is the enlarged drawing in Fig. 3 at A；
Fig. 5 is the structural schematic diagram for limiting push button；
Fig. 6 is the structural schematic diagram for abutting slot.
In figure：1, support rod；2, function head assembly；21, shell；211, the first casing assembly；212, second housing component；
213, lid；22, driving motor；221, cooling wind blade；2211, locating piece；2212, structure grooves；222, fastening bolt；223, it limits
Position baffle；2231, baffle is limited；2232, locating slot；23, functional head；3, grip component；4, locking structure；41, push button is limited；
42, block is abutted；43, limiting slot；431, sliding rib；44, sliding slot；45, accommodation groove；46, reset tension spring；47, link block；48, it limits
Pushing block；481, non-slip groove；49, slot is abutted；491, relief hole.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
With reference to attached drawing 1 and attached drawing 2, a kind of grass-mowing machine being conveniently replaceable functional head, including support rod 1, it is mounted on support rod 1
The function head assembly 2 and grip component 3 of upper boom.Functional head 23 is mounted on the front end of support rod 1, and grip component 3 is mounted on support
The middle part of bar 1.
Function head assembly 2 includes shell 21, the driving motor 22 being mounted in shell 21 and is mounted under driving motor 22
The functional head 23 of side.
Shell 21 uses split type setting, and shell 21 includes outside the first casing assembly 211 and second of the mutual split in left and right
Lid 213 is installed above shell component 212, the first casing assembly 211 and second housing component 212.
Functional head 23 can be blade assembly, the grass cropping head component etc. of different size, and moving head group is used in the present embodiment
Part.
With reference to attached drawing 3, the top of driving motor 22 is equipped with cooling wind blade 221, and the top of cooling wind blade 221 passes through fastening
Bolt 222 is fixed and clamped the postive stop baffle 223 of cooling wind blade 221, and the progress of the rotation to postive stop baffle 223 is equipped on shell 21
Abut the locking structure 4 of limit.
The upper surface of cooling wind blade 221 is provided with locating piece 2211, offers on postive stop baffle 223 and inserts for locating piece 2211
The locating slot 2232 entered.The inside of locating piece 2211 offers structure grooves 2212.Dynamic motor on startup, shaft, cooling wind blade
221 synchronize rotation with postive stop baffle 223, thus when being limited to postive stop baffle 223, convenient for limiting shaft
Position, prevents the skidding of shaft.
Four limit baffles 2231 are symmetrically arranged on postive stop baffle 223, locking structure 4 includes being installed on shell 21
Limit push button 41, the front end of limit push button 41 is provided with and limits the abutting block 42 that is abutted of baffle 2231.
With reference to attached drawing 5, the limiting slot 43 for accommodating limit push button 41 is offered on shell 21, is provided in limiting slot 43
Sliding rib 431, limit push button 41 on offer the sliding slot 44 being embedded for sliding rib 431.The inner hollow for limiting push button 41, offers
The accommodation groove 45 of rectangle, accommodation groove 45 offer circular through-hole, installation in accommodation groove 45 on the side wall far from postive stop baffle 223
There is reset tension spring 46.
Link block 47 is installed, link block 47 is threaded through in accommodation groove 45 by through-hole on shell 21.46 sets of reset tension spring
It is located on link block 47, the side wall of link block 47 and the inside of reset tension spring 46 abut against to be limited.Reset tension spring 46
One end be connected to accommodation groove 45 close to the side of postive stop baffle 223, the other end is fixed on shell 21 by through-hole.
The top of limit push button 41 is provided with limit pushing block 48, and limit pushing block 48 is opened up away from the side of postive stop baffle 223
There is non-slip groove 481.Pushing block 48 is limited by pushing, limit push button 41 can be driven to be moved, consequently facilitating to postive stop baffle 223
Lock or unlock.
With reference to attached drawing 3 and attached drawing 6, the top of shell 21, which offers, abuts slot 49, offers in abutting slot 49 and pushes away for limit
The relief hole 491 that button 41 passes through, limit push button 41 limit postive stop baffle 223 by passing through relief hole 491.
When limit push button 41 reaches its range, limit push button 41 is connected on the side wall for abutting slot 49, thus
The range of limit push button 41 is limited, prevents limit push button 41 from striking limit push plate, and then strikes driving electricity
In the shaft of machine 22, the stability of driving motor 22 is influenced.
When needing to replace functional head 23, limit push button 41 is pushed by limit pushing block 48, makes to abut 42 court of block
It is mobile to postive stop baffle 223, until limit pushing block 48 is connected to and abuts in slot 49.At this point, being rotatably installed under driving motor 22
The functional head 23 of side abuts against the side wall for limiting baffle 2231 with the side wall for abutting block 42, to realize to machine shaft
Locking.At this point, rotating function head 23, can be realized the separation of the shaft of functional head 23 and driving motor 22.To need again using
Functional head 23 be installed in the shaft of driving motor 22.At this point, limit push button 41 is unclamped, under the pulling of reset tension spring 46,
It limits push button 41 to reset, grass-mowing machine can normal use.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (10)
1. a kind of grass-mowing machine for being conveniently replaceable functional head, including support rod（1）, be mounted on the support rod（1）The function of front end
Head assembly（2）Be mounted on support rod（1）The grip component at middle part（3）, which is characterized in that the function head assembly（2）Including
Shell（21）, be mounted on shell（21）Interior driving motor（22）Be mounted on driving motor（22）The functional head of lower section（23）,
The driving motor（22）Top cooling wind blade is installed（221）, the cooling wind blade（221）Top passes through fastening bolt
（222）Be fixed and clamped the cooling wind blade（221）Postive stop baffle（223）, the shell（21）On be equipped with to the limit
Baffle（223）Rotation carry out abut limit locking structure（4）.
2. a kind of grass-mowing machine for being conveniently replaceable functional head according to claim 1, which is characterized in that the cooling wind blade
（221）Upper surface be provided with locating piece（2211）, the postive stop baffle（223）On offer for the locating piece（2211）It inserts
The locating slot entered（2232）.
3. a kind of grass-mowing machine for being conveniently replaceable functional head according to claim 2, which is characterized in that the locating piece
（2211）On offer structure grooves（2212）.
4. a kind of grass-mowing machine for being conveniently replaceable functional head according to claim 1, which is characterized in that the postive stop baffle
（223）On be provided at least one limit baffle（2231）, the locking structure（4）Including being installed on the shell（21）On
Limit push button（41）, the limit push button（41）Front end be provided with and the limit baffle（2231）Abut the abutting block of limit
（42）.
5. a kind of grass-mowing machine for being conveniently replaceable functional head according to claim 4, which is characterized in that the limit baffle
（2231）In the postive stop baffle（223）On about center symmetric setting.
6. a kind of grass-mowing machine for being conveniently replaceable functional head according to claim 4, which is characterized in that the shell（21）On
It offers for accommodating the limit push button（41）Limiting slot（43）, the limiting slot（43）Inside it is provided with sliding rib（431）, institute
State limit push button（41）On offer for the sliding rib（431）The sliding slot being embedded（44）.
7. a kind of grass-mowing machine for being conveniently replaceable functional head according to claim 6, which is characterized in that the limit push button
（41）Inside offer accommodation groove（45）, accommodation groove（45）Far from the postive stop baffle（223）Side wall on offer through-hole,
The accommodation groove（45）Reset tension spring is inside installed（46）, the reset tension spring（46）One end is connected to the accommodation groove（45）It leans on
The nearly postive stop baffle（223）Side, the reset tension spring（46）The other end shell is fixed on by the through-hole（21）
On.
8. a kind of grass-mowing machine for being conveniently replaceable functional head according to claim 7, which is characterized in that the shell（21）On
Link block is installed（47）, the reset tension spring（46）It is set in the link block（47）On.
9. a kind of grass-mowing machine for being conveniently replaceable functional head according to claim 4, which is characterized in that the limit push button
（41）Top be provided with for pushing the limit push button（41）Limit pushing block（48）.
10. a kind of grass-mowing machine for being conveniently replaceable functional head according to claim 9, which is characterized in that the shell（21）
Top offer to the limit push button（41）The abutting slot that is limited of range（49）, the abutting slot（49）It is interior
It offers for the limit push button（41）The relief hole passed through（491）, the limit push button（41）Across the relief hole（491）
To the postive stop baffle（223）It is limited.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820514647.XU CN208113341U (en) | 2018-04-11 | 2018-04-11 | A kind of grass-mowing machine being conveniently replaceable functional head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820514647.XU CN208113341U (en) | 2018-04-11 | 2018-04-11 | A kind of grass-mowing machine being conveniently replaceable functional head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208113341U true CN208113341U (en) | 2018-11-20 |
Family
ID=64191226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820514647.XU Active CN208113341U (en) | 2018-04-11 | 2018-04-11 | A kind of grass-mowing machine being conveniently replaceable functional head |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111202047A (en) * | 2019-11-20 | 2020-05-29 | 常州别克机械制造有限公司 | Multifunctional grass trimmer |
| WO2022095015A1 (en) * | 2020-11-09 | 2022-05-12 | Techtronic Cordless Gp | Systems and methods for tool-free garden machine detachable implement change |
| EP4289251A1 (en) * | 2022-06-10 | 2023-12-13 | Andreas Stihl AG & Co. KG | Arrangement of a mowing head, an output shaft for receiving a mowing head and a fixing device for fixing the mowing head on the output shaft and tool with such an arrangement |
-
2018
- 2018-04-11 CN CN201820514647.XU patent/CN208113341U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111202047A (en) * | 2019-11-20 | 2020-05-29 | 常州别克机械制造有限公司 | Multifunctional grass trimmer |
| WO2022095015A1 (en) * | 2020-11-09 | 2022-05-12 | Techtronic Cordless Gp | Systems and methods for tool-free garden machine detachable implement change |
| EP4289251A1 (en) * | 2022-06-10 | 2023-12-13 | Andreas Stihl AG & Co. KG | Arrangement of a mowing head, an output shaft for receiving a mowing head and a fixing device for fixing the mowing head on the output shaft and tool with such an arrangement |
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