CN208987319U - Grass trimmer aluminium seat - Google Patents
Grass trimmer aluminium seat Download PDFInfo
- Publication number
- CN208987319U CN208987319U CN201821705275.5U CN201821705275U CN208987319U CN 208987319 U CN208987319 U CN 208987319U CN 201821705275 U CN201821705275 U CN 201821705275U CN 208987319 U CN208987319 U CN 208987319U
- Authority
- CN
- China
- Prior art keywords
- cutterhead
- connecting shaft
- pressure ring
- shaft column
- blade
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 244000025254 Cannabis sativa Species 0.000 title claims abstract description 21
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 19
- 239000004411 aluminium Substances 0.000 title claims abstract description 19
- 238000000465 moulding Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 17
- 238000009434 installation Methods 0.000 description 5
- 235000013399 edible fruits Nutrition 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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- Harvester Elements (AREA)
Abstract
The utility model discloses a kind of grass trimmer aluminium seats, it is related to grass trimmer accessory, aim to solve the problem that existing grass trimmer aluminium seat is complex to the fixed structure of blade, inconvenient problem is dismantled when user being caused to need replacing blade, its key points of the technical solution are that: including connecting shaft column and it is sheathed on the cutterhead of connecting shaft column, the connecting shaft column offers connecting shaft hole along its length, and outer wall is circumferentially around being provided with pressure ring, the cutterhead and pressure ring coaxial arrangement, and the cutterhead offers multiple cutter grooves, mower blade is connected in the cutter groove, and it is contradicted with pressure ring, the connecting shaft column runs through cutterhead, and the one end for passing through cutterhead is arranged with fixed ring, the fixed ring contacts at cutterhead away from pressure ring side, and it is threadedly connected to connecting shaft column.The utility model can be convenient user's more allowing blade replacement, so that using effect is more preferably.
Description
Technical field
The utility model relates to grass trimmer accessories, more specifically, it relates to a kind of grass trimmer aluminium seat.
Background technique
Grass trimmer aluminium seat is the device for being in linkage with mower motor, and being used to install fixed mower blade.
Important accessory of the aluminium seat as grass trimmer, the mowing quality of grass trimmer is affected to the fixed effect of blade.
Existing aluminium seat causes breaks down to need because it is contemplated that most structure is relative complex to the fixed effect of blade
Disassembly installation is inconvenient when replacement, or even part needs aluminium seat in more allowing blade replacement to carry out integral demounting, seriously affects using effect
Fruit, it is therefore desirable to propose the new scheme of one kind to solve this problem.
Utility model content
It, can be in view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of grass trimmer aluminium seat
Convenient for users to more allowing blade replacement, so that using effect is more preferably.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of grass trimmer aluminium
Seat including connecting shaft column and is sheathed on the cutterhead of connecting shaft column, and the connecting shaft column offers connecting shaft hole, and outer wall week along its length
To pressure ring is surrounded with, the cutterhead and pressure ring are coaxially disposed, and the cutterhead offers multiple cutter grooves, mower blade card
It is connected to the cutter groove, and is contradicted with pressure ring, the connecting shaft column runs through cutterhead, and the one end for passing through cutterhead is arranged with fixed ring, institute
It states fixed ring and contacts at cutterhead away from pressure ring side, and be threadedly connected to connecting shaft column.
By using above-mentioned technical proposal, when needing replacing mounted blade, user, which need to only rotate fixed ring, to be made
It is detached from connecting shaft column, and cutterhead is then directed away from the movement of pressure ring side, later can dismantle blade from cutter groove, is carried out
Replacement, thus the utility model installing and dismounting blade relatively convenient, using effect is more preferably.
The utility model is further arranged to: the cutterhead is provided with several for wearing mowing machine knife towards pressure ring side
The positioning column of piece, the length direction of the positioning column are parallel to the length direction of connecting shaft column, and the positioning column is set in cutter groove.
By using above-mentioned technical proposal, when blade is installed on cutter groove, positioning column wears blade, thus the utility model
It can use positioning column and further limitation done to blade, avoid in use process, blade is because the clamping by cutterhead and pressure ring is made
It with insecure, and is detached under the influence of centrifugal force, influences using effect.
The utility model is further arranged to: lateral projection of the positioning column far from cutterhead one end is trapezoidal, and trapezoidal
Upper bottom is directed away from cutterhead side.
By using above-mentioned technical proposal, when positioning column wears and corresponds to hole on blade, user can more easily；
Because of under normal circumstances, blade relative positioning column Relative Vibration in order to prevent, the two diameter is approximately equal, this will lead to user
It is relatively difficult to complete the grafting of positioning column, increases the difficulty of installing and dismounting.
The utility model is further arranged to: the bottom surface of the cutter groove is inclined to set, and tilts towards connecting shaft column.
By using above-mentioned technical proposal, actual use person's blade is after making corresponding design, close to the one of connecting shaft column
Hold thickness bigger, weight can also become larger more greatly, if blade rotates at this time, blade is because more close to connecting shaft column one end weight
Greatly, so can be more stable, using effect is more preferably.
The utility model is further arranged to: several fixing bolts is equipped in the fixed ring, the fixing bolt is worn
If fixed ring and cutterhead, and it is threadedly connected to pressure ring.
By using above-mentioned technical proposal, it can use and wear the fixing bolt of fixed ring and do further fixation to it,
Preventing fixed ring from falling off in the utility model rotation influences using effect.
The utility model is further arranged to: the pressure ring is provided with towards cutterhead side for limiting mower blade
Confinement block, the confinement block are placed on mower blade in molding a positioning groove.
By using above-mentioned technical proposal, it can use and blade is done further in the locating slot on confinement block insertion blade
Limitation, avoids it from arbitrarily moving or fall off, to reinforce using effect.
The utility model is further arranged to: if radially offering bolt stem sliding slot on the pressure ring, the bolt is sliding
Slot is in hatch frame on the length direction of connecting shaft column, and the pressure ring is connected with several positioning bolts, and the positioning bolt is from spiral shell
It is passed through in bolt sliding slot, and head is placed in pressure ring away from cutterhead side, screw rod end is threadedly connected to confinement block, the confinement block direction
Connecting shaft column side is provided with conflict set, and it is flexible to contradict tackling.
By using above-mentioned technical proposal, when blade is mounted on the utility model, confinement block is placed in the positioning on blade
In slot, since confinement block is arranged flexible conflict set, so elastic conflict set may be used as delaying when blade whirling vibration
Vibration is cut down in punching, to reinforce using effect；Again because the presence of bolt sliding slot, user can be adjusted according to actual needs
Confinement block contradicts the position of set, to reinforce using effect.
In conclusion the utility model has the following beneficial effects: blade is installed in the cutter groove being placed on cutterhead, by knife
The clamping action of disk and pressure ring is fixed, and cutterhead is gripped further through fixed ring cooperation pressure ring, thus when needing replacing blade,
User only needs first to dismantle fixed ring, subsequent easily to replace to blade, and then the utility model uses effect
Fruit is more preferably.
Detailed description of the invention
Fig. 1 is the structural schematic diagram one of the utility model, to show overall structure；
Fig. 2 is the local exploded-view of the utility model, mainly to show the structure of cutterhead and fixed ring；
Fig. 3 is the structural schematic diagram two of the utility model, mainly to show confinement block and contradict the structure of set.
In figure: 1, connecting shaft column；11, connecting shaft hole；2, cutterhead；21, cutter groove；3, pressure ring；31, bolt sliding slot；4, fixed ring；
41, fixing bolt；5, positioning column；6, confinement block；7, positioning bolt；8, set is contradicted.
Specific embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
Grass trimmer aluminium seat, referring to Figures 1 and 2, including connecting shaft column 1 and cutterhead 2, wherein along length side on connecting shaft column 1
To offering connecting shaft hole 11.In use, the motor output shaft of grass trimmer is connected to connecting shaft hole 11 by coupling device, to realize and
The connection of connecting shaft column 1, i.e. the utility model.
Cutterhead 2 is in the form of annular discs, is sheathed on connecting shaft column 1, and the two is coaxially disposed.It is uniformly provided on cutterhead 2 more
A cutter groove 21, cutter groove 21 agree with the tail end of mower blade for being clamped mower blade；After mower blade installation, knife
Tail is caught in cutter groove 21, and cutter head extends to 2 outside of cutterhead.
In the outer wall of connecting shaft column 1 circumferentially around forming pressure ring 3.Cutter groove 21 towards 3 side of pressure ring be in hatch frame, so as to
Connect mower blade (the non-flat straight knife piece of mower blade, side forms several projection cube structures etc., for being coupled fixation).
Fixed ring 4 is arranged on connecting shaft column 1, fixed ring 4 is located at cutterhead 2 and deviates from 3 side of pressure ring, and fixed ring 4 and company
Jack-post 1 is threaded, i.e., 1 end outer wall of connecting shaft column and 4 inner ring surface of fixed ring offer several screw threads respectively.
When installing and using, cutterhead 2 is first set on connecting shaft column 1 by user, and mower blade is then connected in cutter groove
21, and push cutterhead 2 mobile towards pressure ring 3, so that cutterhead 2 cooperates pressure ring 3 to clamp mower blade；Then by fixed ring 4
It is threaded in the end of connecting shaft column 1, so that it is contradicted cutterhead 2 away from 3 side of pressure ring, it is solid to complete mower blade installation at this time
It is fixed.When needing replacing blade, user need to only rotate fixed ring 4, and making cutterhead 2 that pressure ring 3 no longer be cooperated to clamp blade can be into
Row blade exchange, so that blade exchange is more convenient, using effect is more preferable.
Referring to Fig.1, in cutterhead 2 towards 3 side of pressure ring integrally formed with positioning column 5, the quantity of positioning column 5 and cutter groove 21
Quantity is identical, is set in cutter groove 21, and the length direction of the parallel connecting shaft column 1 of length direction.Correspondence opens up on mower blade
There is location hole, after blade installation, positioning column 5 is plugged in the positioning hole on blade, further to fix to blade, avoids knife
Piece grips insecure influence using effect.
Referring to Fig.1, the trapezoidal and trapezoidal upper bottom of lateral projection of the positioning column 5 far from 2 one end of cutterhead (the lesser bottom of length)
It is directed away from 2 side of cutterhead, i.e. positioning column 5 gradually becomes smaller far from the diameter of 2 one end of cutterhead.According to above-mentioned setting, user can
The positioning hole on blade is inserted into more convenient positioning column 5.Why by positioning column 5 set above structure, be because
In production, in order to avoid the vibration of blade relative positioning column 5, the diameter of positioning column 5 and the diameter of location hole are approximately equal, at this time
If the end of positioning column 5 not in accordance with it is above-mentioned be made it is round table-like, user be relatively difficult to by positioning column 5 be inserted into positioning hole.
Referring to Fig.1, the bottom surface of cutter groove 21 is inclined to set, and inclined surface is towards 1 side of connecting shaft column.It is done in mower blade
After the design for cooperating cutter groove 21 out, when blade is caught in cutter groove 21, the thickness close to 1 one end of connecting shaft column is bigger, and weight is also bigger.
Blade is acted on by centrifugal force after cutterhead 2 rotates, since blade was compared originally more greatly close to 1 one end weight of connecting shaft column, so
Blade can be relatively more stable.
Referring to Fig. 2, fixing bolt 41 is equipped in fixed ring 4.Fixing bolt 41 wears fixed ring 4 and cutterhead 2(installation
When there are also blades), and be threadedly connected to pressure ring 3.On the one hand the setting of fixing bolt 41 can reinforce the fixed effect of fixed ring 4
On the other hand fruit wears blade when because installing, it is possible to further fix to blade.
Referring to Figures 1 and 2,2 side of cutterhead is provided with confinement block 6 in pressure ring 3.It is radially offered on pressure ring 3
Bolt sliding slot 31, bolt sliding slot 31 are in hatch frame on the length direction of connecting shaft column 1；Positioning bolt is connected on pressure ring 3
7, positioning bolt 7 is passed through from bolt sliding slot 31, and head is placed in pressure ring 3 away from 2 side of cutterhead, and screw rod end is threadedly connected to limitation
Block 6.Due to the presence of bolt sliding slot 31, so user can arbitrarily adjust the position of confinement block 6.
Mower blade can open up locating slot for cooperating confinement block 6 towards 3 side of pressure ring.The utility model is mounted to
After type, confinement block 6 is caught in locating slot, to do further limitation to blade.
Referring to Fig. 3, it is arranged with conflict set 8 outside confinement block 6, contradicts 8 optional rubber of set and is made.
After blade is installed on cutter groove 21, confinement block 6 is moved to the locating slot on blade by user's running fix bolt 7
Top；Then confinement block 6 is prevented to rotate, and gradually rotating positioning bolt 7 protrudes into its push confinement block 6 in locating slot, directly
It is protruded into the locating slot on blade to conflict set 8 and contradicts blade.
There is elasticity due to contradicting set 8, so can be used for vibration reduction and cushioning, when blade rotation is vibrated to add
The stability of strong blade, reinforces using effect.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (7)
1. a kind of grass trimmer aluminium seat, it is characterised in that: including connecting shaft column (1) and it is sheathed on the cutterhead (2) of connecting shaft column (1),
The connecting shaft column (1) offers connecting shaft hole (11) along its length, and outer wall is circumferentially around being provided with pressure ring (3), the cutterhead
(2) it is coaxially disposed with pressure ring (3), and offers multiple cutter grooves (21) on the cutterhead (2), mower blade is connected in the knife
Slot (21), and contradicted with pressure ring (3), the connecting shaft column (1) runs through cutterhead (2), and the one end for passing through cutterhead (2) is arranged with fixation
Ring (4), the fixed ring (4) contacts at cutterhead (2) away from pressure ring (3) side, and is threadedly connected to connecting shaft column (1).
2. grass trimmer according to claim 1 aluminium seat, it is characterised in that: the cutterhead (2) sets towards pressure ring (3) side
Several positioning columns (5) for being used to wear mower blade are equipped with, the length direction of the positioning column (5) is parallel to connecting shaft column (1)
Length direction, the positioning column (5) is set in cutter groove (21).
3. grass trimmer according to claim 2 aluminium seat, it is characterised in that: the positioning column (5) is far from cutterhead (2) one end
The trapezoidal and trapezoidal upper bottom of lateral projection be directed away from cutterhead (2) side.
4. grass trimmer according to claim 1 aluminium seat, it is characterised in that: the bottom surface of the cutter groove (21) is inclined to be set
It sets, and tilts towards connecting shaft column (1).
5. grass trimmer according to claim 1 aluminium seat, it is characterised in that: the fixed ring (4) if on be equipped with it is solid
Determine bolt (41), the fixing bolt (41) wears fixed ring (4) and cutterhead (2), and is threadedly connected to pressure ring (3).
6. grass trimmer according to claim 5 aluminium seat, it is characterised in that: the pressure ring (3) sets towards cutterhead (2) side
It is equipped with the confinement block (6) for limiting mower blade, the confinement block (6) is placed in molding a positioning groove on mower blade
It is interior.
7. grass trimmer according to claim 6 aluminium seat, it is characterised in that: the pressure ring (3) if on radially offer
Bolt stem sliding slot (31), the bolt sliding slot (31) are in hatch frame, the pressure ring (3) on the length direction of connecting shaft column (1)
It is connected with several positioning bolts (7), the positioning bolt (7) passes through from bolt sliding slot (31), and its head is placed in pressure ring (3)
Away from cutterhead (2) side, screw rod end is threadedly connected to confinement block (6), and conflict set (8) is arranged with outside the confinement block (6), is contradicted
Covering (8) has elasticity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821705275.5U CN208987319U (en) | 2018-10-20 | 2018-10-20 | Grass trimmer aluminium seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821705275.5U CN208987319U (en) | 2018-10-20 | 2018-10-20 | Grass trimmer aluminium seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208987319U true CN208987319U (en) | 2019-06-18 |
Family
ID=66804314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821705275.5U Expired - Fee Related CN208987319U (en) | 2018-10-20 | 2018-10-20 | Grass trimmer aluminium seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208987319U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112058437A (en) * | 2020-04-09 | 2020-12-11 | 上海本优机械有限公司 | Quick-dismounting combined blade |
| WO2022126462A1 (en) * | 2020-12-17 | 2022-06-23 | 苏州宝时得电动工具有限公司 | Lawn mower |
-
2018
- 2018-10-20 CN CN201821705275.5U patent/CN208987319U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112058437A (en) * | 2020-04-09 | 2020-12-11 | 上海本优机械有限公司 | Quick-dismounting combined blade |
| WO2022126462A1 (en) * | 2020-12-17 | 2022-06-23 | 苏州宝时得电动工具有限公司 | Lawn mower |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190618 |