CN104798526A - Grass trimmer - Google Patents
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- CN104798526A CN104798526A CN201410032452.8A CN201410032452A CN104798526A CN 104798526 A CN104798526 A CN 104798526A CN 201410032452 A CN201410032452 A CN 201410032452A CN 104798526 A CN104798526 A CN 104798526A
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Abstract
The invention relates to a grass trimmer. The grass trimmer comprises an operation rod, a handle arranged at one end of the operation rod and a working head at the other end, wherein the working head comprises a shell, a motor arranged in the shell, a cutting line driven by the motor to rotate in a working plane around a first axis and a protective housing connected to the shell; the working head can be switched in a grass trimming state in which the cutting line rotates horizontally and a trimming state that the cutting line rotates vertically; the grass trimmer is also provided with a roller component; the roller component comprises a supporting frame, a roller arranged on the supporting frame and a position changing device for connecting the supporting frame to the protective housing and adjusting the position of the supporting frame; the position of the supporting frame opposite to the operation rod can be changed with the working state of the working head to facilitate the support of the working head by the roller to work. Because of such arrangement of the roller component, the manufacturing and transportation cost can be reduced, the overall weight of the grass trimmer is reduced, the user can quickly and easily switch the position of the roller without disassembling the roller so as to meet the requirement of the grass trimming and trimming operation on the roller.
Description
Technical field
The present invention relates to a kind of mower, particularly relate to a kind of having concurrently and beat the grass and the mower of trimming function.
Background technology
Mower, as a kind of garden instrument arranging turf, is just being subject to the favor of more and more user, but meanwhile, the function of user to mower it is also proposed more and more higher requirement.
Mower common on market, in order to meet the needs of user to the trimming on perpendicular or step surface, trimming function, generally all can install a roller accessory on mower, the effect to working head support guide during to play deburring; In addition, when mower is in horizontal resection state, roller accessory also can be installed additional on mower in manufacturers, user is not needed mower unsettled when beating the grass, hand steered the handle head that just can push the work forward carries out horizontal resection to lawn, working head is supported by roller structure, just comparatively laborsaving during use, reduces the use fatigue strength of user.
Mower can be made to beat the grass and have roller to carry out supporting and guiding under deburring two kinds of duties although install two groups of roller accessories, but due to mower beat the grass and trimming function can not realize simultaneously, therefore under a kind of duty wherein, another roller accessory is unnecessary, adds the manufacturing and cost of transportation on the one hand; On the other hand, make the complete machine weight of mower comparatively large, virtually bring inconvenience to user.
The Chinese patent application that application number is " 201210263972.0 " discloses a kind of mower, while stating function in realization, roller accessory is reduced to one, when changing the mode of operation of working head, roller can be disassembled, reinstall to the position of needs again, the needs of pair roller during to meet deburring or to beat the grass.But such vibrational power flow all needs dismounting roller to reinstall again when making user change the mode of operation of mower, not only complex operation, and roller is inevitably stained with grass bits and earth in the course of the work, also makes to operate inadequate health at every turn.
Summary of the invention
The technical problem to be solved in the present invention: the mower that a kind of improvement is provided, make user can fast, simple adjustment scroll wheel positions with support and guide mower beating the grass or efficiently working under deburring state.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of mower, comprise the control stick extended longitudinally, be located at the handle of described control stick one end, be located at the working head of the described control stick other end, described working head comprises housing, be arranged at the motor in described housing, driven in working face around the line of cut that first axle rotates by described motor, and the guard shield be connected on described housing, change between the state of beating the grass that described working head can horizontally rotate at line of cut and the vertical deburring state rotated, described mower is also provided with roll wheel assembly, described roll wheel assembly comprises bracing frame, be installed on the roller on support frame as described above, and bracing frame is connected to the transposer of on guard shield and adjusting support frame position, the position of support frame as described above relative manipulation bar can with the duty conversion of working head to make roller switch between primary importance and the second place, described roller has roller center line, when roller is in primary importance, described working head is in the state of beating the grass, described roller center line is vertical with first axle, when roller is in the second place, described working head is in deburring state, described roller center line is parallel with first axle.
Compared with prior art, beneficial effect of the present invention: mower has the roll wheel assembly that position changeable changes, when the mode of operation of working head is when beating the grass and switch between deburring state, roll wheel assembly also can need to change position fast, neatly according to use, to meet the needs of different duty pair rollers, and roll wheel assembly change position process in without the need to dismounting, therefore the roll wheel assembly after improving can not only reduce costs, alleviate complete machine weight, also there is the advantages such as operation is quick, simple, flexible, fully meet the user demand of consumer.
Preferably, when described roller is in primary importance, described roller center line and the distance of first axle in first axle vertical plane are not more than 50mm.Further, when roller is in primary importance, described roller center line and first axle intersect vertically.Operation of beating the grass now on mower executive level face, mower obtains good support, and line of cut will make it be hindered by grass in the course of the work and occur the state of killing when beating the grass because of the crank of working head.
Preferably, support frame as described above has two ends, and described transposer is connected to first end, and described roller is connected to the second end.
Preferably, support frame as described above is provided with stage portion between first end and the second end.Arranging of stage portion can make working head regardless of under deburring or state of beating the grass, and roller can play good supporting role, and does not hinder line of cut to work in working face, makes working head center of gravity comparatively steady, is conducive to mower and efficiently works.
Preferably, support frame as described above is network.The setting of network can not only alleviate complete machine weight, and can save material, reduces costs.
Preferably, support frame as described above is provided with spill operating space at first end, and operating space is provided with anti-slip veins.Due to when regulating scroll wheel positions, user needs to grip and rotary support frame, and spill operating space and anti-slip veins can more convenient user operations.
Preferably, described guard shield is provided with the match connecto connected with transposer.Further, described guard shield comprise along first axle radial direction extend cover and extended by cover enclose face, described match connecto comprises the locating slot arranged along first axle radial direction, described locating slot comprises notch and bottom land, described notch is positioned at described cover and the junction of enclosing face, described locating slot comprise near bottom land the first groove section with near the second groove section of notch, the cross sectional dimensions of the first groove section is greater than the second groove section, and is provided with stage portion between the first groove section and the second groove section.
Preferably, described transposer comprises relative positioning groove and moves the support shaft of setting and be sheathed on the flexible member of support shaft, described support shaft has the axis that support shaft rotates around it, and comprising the head end portion extending into locating slot first groove section and the terminal part connected with support frame as described above, described flexible member is between support shaft head end portion and locating slot stage portion; When described roller is in primary importance or the second place, described support shaft is held in locating slot under the effect of described flexible member, described roller is in primary importance and second place handoff procedure, and described support shaft overcomes flexible member active force and moves support shaft is rotated around support shaft axis to notch.
Preferably, be provided with fixed mechanism between described roll wheel assembly and guard shield, described roller is locked in primary importance or the second place by described fixed mechanism.
Preferably, described fixed mechanism comprises the first fixed mechanism roller being locked in primary importance or the second place.After regulating scroll wheel positions as required, with the position of the first fixed mechanism and lockable roller and bracing frame, restriction bracing frame and roller moves radially with support shaft and limit bracing frame and roller rotates around support shaft axis.
Preferably, described first fixed mechanism comprises and is arranged at the projection on described guard shield and the groove on support frame as described above, when described roller is in primary importance or the second place, described projection and groove are in card and state, described roller is in primary importance and second place handoff procedure, and described projection and groove are in disengaged condition.
Preferably, described fixed mechanism comprises the second fixed mechanism roller being locked in the second place further.
Preferably, described second fixed mechanism comprises and is arranged on the slide block on support frame as described above and the guide rail on guard shield, and when described roller is in the second place, described slide block and guide rail are in card and state.When mower is in vertical deburring state, roller is in the second place, and now the second fixed mechanism pair roller on the basis of the first fixed mechanism carries out second heavily fixing, and restriction bracing frame and roller rock along first axle direction.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of mower and roll wheel assembly thereof in the present invention.
Fig. 2 is the schematic perspective view that mower of the present invention is in that the state of beating the grass and roller are in primary importance.
Fig. 3 is roller when being in primary importance, the position view of roller center line and first axle.
Fig. 4 is the schematic perspective view that mower of the present invention is in that deburring state and roller are in the second place.
Fig. 5 is the structural representation of bracing frame in roll wheel assembly of the present invention.
Fig. 6 is the close-up schematic view of mower working head in Fig. 1.
Fig. 7 is the vertical view of mower working head.
Fig. 8 be in Fig. 7 working head guard shield along the phantom of A-A line.
Fig. 9 is the mower partial schematic diagram that in the present invention, roller is in primary importance.
Figure 10 is roller when being in primary importance, and Local C is along the cutaway view of A-A line in Fig. 7.
Figure 11 is roller when being in primary importance, and local D is along the cutaway view of B-B line in Fig. 7.
Figure 12 is the mower partial schematic diagram that in the present invention, roller is in the second place.
Figure 13 is roller when being in the second place, and Local C is along the cutaway view of A-A line in Fig. 7.
Figure 14 is roller when being in the second place, and local D is along the cutaway view of B-B line in Fig. 7.
Figure 15 is mower partial schematic diagram in the present invention, and now roller is in primary importance and the first fixed mechanism and the second fixed mechanism are in released state.
Figure 16 be roller be in Figure 15 position time, Local C is along the cutaway view of A-A line in Fig. 7.
Figure 17 is mower partial schematic diagram in the present invention, and now roller is in the position after its acute angle that turns clockwise, and the first fixed mechanism and the second fixed mechanism are in released state.
Figure 18 be roller be in Figure 17 position time, along the cutaway view of A-A line in Local C Fig. 7.
Figure 19 is mower partial schematic diagram in the present invention, and now roller is in the second place and the first fixed mechanism and the second fixed mechanism are in released state.
Figure 20 be roller be in Figure 19 position time, along the cutaway view of A-A line in Local C Fig. 7.
Figure 21 be roller be in Figure 19 position time, along the cutaway view of B-B line in the D Fig. 7 of local.Wherein
1. mower 100. Handleset 10. main handle
12. auxiliary-handle 300. control stick 400. working heads
40. housing 42. guard shield 42a. covers
42b. encloses face 420. projection 421. locating slot
421a. first groove section 421b. second groove section 422. guide rail
44. vertical planes protecting Hua Gang 46. line of cut working face 47. first axle
471. flat circle 500. roll wheel assembly 50. rollers
52. bracing frame 52a. bracing frame first end 52b. bracing frame the second ends
520. groove 522. slide block 54. support shafts
54a. support shaft first shaft part 54a1. support shaft head end portion 54b. support shaft second shaft part
54b1. support shaft terminal part 55. collar 56. flexible member
58. roller shaft X. first axle Y. roller center lines
Z. support shaft axis
Embodiment
Below in conjunction with accompanying drawing, embodiments of the present invention is further illustrated.
Present invention is disclosed a kind of having concurrently to beat the grass and the mower 1 of trimming function.
With reference to shown in Fig. 1, mower 1 comprises the control stick 300 extended longitudinally, and one end of control stick 300 is provided with Handleset 100, and in the present embodiment, Handleset 100 comprises main handle 10 and assist handle 12, and main handle 10 is positioned at the end of control stick 300.Assist handle 12 is connected to the relative side of main handle 10 pivotly, is beneficial to regulate comfortable gripping angle to make operator's hands grasping mower 1 perform cutting operation.In operation, user can grip main handle 10 with a hand, and another hand grips assist handle 12 to carry out beating the grass or deburring operation, effectively reduces the sense of fatigue of one-handed performance.Certainly, under other embodiment, Handleset also only can establish a handle.Control stick 300 is also provided with power source receiving system usually near the position of Handleset 100; in order to receive power source; direct-current lawn mower 1 in the present embodiment is provided with battery package connector below main handle 10; power brick can be connected; for mower provides power; certainly, gasoline engine can also be installed or with power line external AC to obtain power.
Control stick 300 is generally provided with expansion regulating mechanism, can according to the length of the demand adjustable telescopic rod of user, to reach comfortable Consumer's Experience.Control stick 300 is provided with working head 400 away from the other end of Handleset 100, generally be provided with arrangement of clutch between control stick 300 and working head 400 to facilitate the position of pivotal adjustment working head relative manipulation bar, working head 400 beaten the grass between state and vertical deburring state in level and changes.Working head 400 comprises housing 40, is provided with motor in housing 40, under the driving of motor, is installed on line of cut bottom working head 400 around first axle X High Rotation Speed in working face 46, thus cuts ground grass.In order to avoid the unexpected injury operating and may cause human body of beating the grass, working head 400 is provided with guard shield 42.Accidentally injure flowers during in order to prevent from beating the grass, working head 400 also be provided with and protects colored steel wire 44.
In the present invention, the conveniently movement of mower 1 and guiding when working, mower 1 also comprises a secondary roller assembly 500, be connected on guard shield 42, the position relative manipulation bar 300 of roll wheel assembly 500 and working head 400 can convert, when the mode of operation of working head 400 is when beating the grass and switch between deburring state, roll wheel assembly 500 can need to make roller 50 switch between primary importance and the second place fast, neatly according to use without the need to dismounting.The roll wheel assembly 500 of such setting both met beat the grass and deburring two kinds of duties to the needs of support wheel, also reduce manufacture cost of transportation and the complete machine weight of mower 1, the more important thing is switch scroll wheel positions simple and quick.
With reference to shown in Fig. 1, Fig. 2, when roller is in primary importance, working head 400 is in the state of beating the grass, and roller center line Y is vertical with first axle X, and roller is as support wheel of beating the grass.Preferably, with reference to shown in Fig. 3, roller 50(is not shown) when being in primary importance, the distance of roller center line Y and first axle X in first axle X vertical plane 47 is not more than 50mm, that is, the circle 471 that diameter that one is the center of circle with plane 47 and first axle X joining is 100mm is done, with to justify 471 tangent or crossing when roller center line Y is projected in plane 47 in plane 47.In the present invention, plane 47 is the perspective plane vertical with first axle X, parallel with line of cut working face 46, and namely working face 46 is vertical with first axle X.Roller 50 in present embodiment comprises the wheel of pair of parallel setting, connected by roller shaft 58 between two wheels, the center line of roller shaft 58 is roller center line Y, that is, roller center line Y overlaps with axle axis, and two wheels are around roller center line Y synchronous rotary.In above-mentioned embodiment, roller center line Y is the axis that wheel rotates around it.When roller adopts universal wheel, roughly parallel with its supporting surface dummy line that the geometric center that roller center line refers to universal wheel is formed in moving process.When the operation of beating the grass on mower 1 executive level face, the geometric center of roller 50 drops on roller center line, project in plane 47 and drop on circle 471 or in circle 471, when roller number is more than 2, the geometric center of roller equally also should drop on circle 471 or in circle 471, function of now beating the grass obtains good support, and line of cut can not make it be hindered by grass in the course of the work and occur the state of killing because of the crank of working head 400 when beating the grass.Further, when roller 50 is in primary importance, roller center line Y and first axle X intersects vertically, now the geometric center of roller 50 overlaps in plane 47 with the center of circle of circle 471, now the center of gravity of working head 400 is the most steady, the most not easily there is the state of killing in line of cut, mower operating efficiency the highest in the course of the work.
With reference to shown in Fig. 4, when roller is in the second place, working head 400 is in deburring state, and roller center line Y is parallel with first axle X, and roller is as deburring support wheel.User can push mower 1 and carry out deburring along corner or roadside.
Roll wheel assembly 500 comprises a pair roller 50, rolling wheel support frame 52, and transposer, and in the embodiment of the present invention, transposer comprises support shaft 54 and flexible member 56.With reference to shown in Fig. 5, bracing frame 52 has two ends, first end 52a and the second end 52b, two ends have a connecting through hole all respectively, roller shaft 58 coordinates with collar 55 through connecting through hole and is fixed on bracing frame the second end 52b by parallel for roller 50, and roller 50 is around roller center line Y rotation work.Support shaft 54 coordinates with collar 55 through the connecting through hole on first end 52a and is connected on guard shield 42 by bracing frame 52.When working head 400 changes duty, need by regulating transposer to make roller 50 change position with the work of support works head, active force by overcoming flexible member 56 in the present embodiment moves and pivot bracket axis 54 thus drive bracing frame 52 and roller 50 to change scroll wheel positions, in this process, the relative position of support shaft 54, bracing frame 52 and roller 50 is constant, bracing frame 52 and roller 50 are also the positions changing its relative manipulation bar and working head together, regulate scroll wheel positions to meet beat the grass with deburring two kinds of duties to the demand of support wheel with this.Because bracing frame 52 is also along with roller 50 together adjusting position, when roller 50 is in the second place, bracing frame 52, near the side of guard shield 42, gets to roller 50 when working to prevent line of cut, bracing frame 52 is provided with stage portion between first end 52a and the second end 52b.In addition, arranging of stage portion can make working head regardless of under deburring or state of beating the grass, and roller can play good supporting role, thus makes working head center of gravity comparatively steady, is conducive to mower and efficiently works.
Guard shield 42 is provided with the match connecto connected with transposer.Preferably, with reference to shown in Fig. 6, guard shield 42 comprises the cover 42a extended along first axle X radial direction and face of the enclosing 42b extended by cover 42a, and match connecto is located at cover 42a and the junction of enclosing face 42b.In the embodiment of the present invention, match connecto is arranged to the locating slot 421 arranged along first axle radial direction, with reference to shown in Fig. 7, Fig. 8, locating slot 421 comprises notch and bottom land, notch is positioned at cover 42a and the junction of enclosing face 42b, locating slot 421 comprises the first groove section 421a near bottom land and the second groove section 421b near notch, and the cross sectional dimensions of the first groove section 421a is greater than the cross sectional dimensions of the second groove section 421b, and is provided with stage portion between two groove sections.
In the present embodiment, support shaft 54 in the transposer connected with match connecto locating slot 421 has the axis Z that support shaft rotates around it, comprise head end portion 54a1 and terminal part 54b1, and relative set becomes to have the first shaft part 54a and the second shaft part 54b of varying cross-section size, the cross sectional dimensions of the first shaft part 54a is greater than the cross sectional dimensions of the second shaft part 54b, and the cross sectional dimensions of head end portion 54a1 is greater than the cross sectional dimensions of the first shaft part 54a.Support shaft 54 relative positioning groove moves setting, head end portion 54a1 and the first shaft part 54a extends into locating slot first groove section 421a, a support shaft second shaft part 54b part enters locating slot first groove section 421a, a part enters locating slot second groove section 421b and extends locating slot notch and terminal part 54b1 is connected with bracing frame first end 52a, thus bracing frame 52 and guard shield 42 is mated up.Flexible member 56 in transposer is sheathed on support shaft 54, and is arranged between support shaft head end portion 54a1 and locating slot stage portion.
After roller 50 and bracing frame 52 regulate position by transposer, need roller 50 to be locked in relevant position, be provided with fixed mechanism between roll wheel assembly 500 and guard shield 42 for this reason.Fixed mechanism comprises the first fixed mechanism roller being locked in primary importance or the second place.After regulating scroll wheel positions as required, with the position of the first fixed mechanism and lockable roller and bracing frame, restriction bracing frame and roller moves radially with support shaft and limit bracing frame and roller rotates around support shaft axis.
Preferably, first fixed mechanism comprises and is arranged at the projection on guard shield 42 and the groove on bracing frame 52, in the embodiment of the present invention, with reference to shown in Fig. 5 and Fig. 6, first fixed mechanism comprises and is arranged at four projections 420 on locating slot 421 notch end face and four grooves 520 on bracing frame first end 52a, projection 420 and groove 520 are evenly arranged along end face circumference respectively, after regulating roller 50 position as required, and projection and groove card and be the position of lockable roller 50 and bracing frame 52.The first fixed mechanism be arranged in the present embodiment between locating slot notch end face and bracing frame first end can be exchanged, namely projection is located on bracing frame first end, and groove is arranged on locating slot notch end face, in addition, the number of projection and groove is also not limited only to four, and such fixed mechanism can lock the position of roll wheel assembly equally.Certainly, the first fixed mechanism is not limited to the present embodiment, and those skilled in the art can also to expect with other structure, to realize the locking of pair roller assembly, repeating no longer one by one here.
Preferably, when mower 1 is in vertical deburring state, when roller is in the second place, in order to prevent bracing frame 52 from rocking along first axle X-direction in the course of the work, fixed mechanism also comprises the second fixed mechanism further.Second fixed mechanism comprises and is arranged on the slide block on bracing frame 52 and the guide rail on guard shield 42, in the embodiment of the present invention, with reference to shown in Fig. 5 and Fig. 6, second fixed mechanism comprises and is arranged at slide block 522 near bracing frame 52 stage portion and guard shield side cover 42a and the guide rail 422 enclosing 42b junction, face, when roller 50 is in the second place, slide block 522 and guide rail 422 block with, second fixed mechanism pair roller and bracing frame on the basis of the first fixed mechanism are fixed further, and restriction bracing frame 52 and roller 50 rock along first axle direction.The second fixed mechanism be arranged in the present embodiment between bracing frame and guard shield can be exchanged, and namely slide block is arranged on guard shield, and guide rail is arranged on bracing frame, and roller can be locked in the second place by such fixed mechanism equally.Certainly, the second fixed mechanism is not limited to the present embodiment, and those skilled in the art can also to expect with other structure, to realize the locking of pair roller assembly, repeating no longer one by one here.
With reference to shown in Fig. 9, Figure 10, when roller 50 is in primary importance, support shaft 54 is held in locating slot 421 under the effect of flexible member 56, projection 420 and the groove 520 of the first fixed mechanism are in card and state, roller is locked in primary importance securely, working head level is beaten the grass in process, and roller supports in the horizontal plane around roller center line and guides mower.Now, with reference to shown in Figure 11, guide rail and the slide block of the second fixed mechanism are in disengaged condition.
With reference to Figure 12, Figure 13, when roller 50 is in the second place, support shaft 54 is held in locating slot 421 under the effect of flexible member 56, and projection 420 and the groove 520 of the first fixed mechanism are in card and state, and roller is locked in the second place.In addition, with reference to shown in Figure 14, guide rail 422 and the slide block 522 of the second fixed mechanism are also in card and state, and such working head is in vertical deburring process, and roller can stably support around roller center line and guide mower.
Roller 50 is switched to the detailed process of the second place with reference to shown in Figure 15 to Figure 21 from primary importance.First hold bracing frame first end 52a support shaft 54 is pulled along locating slot 421 notch direction radial direction, need to overcome flexible member active force in this process, compacted and the one end of flexible member 56 is against the stage portion of locating slot 421, the other end is against support shaft head end portion 54a1, projection 420 and groove 520 are thrown off from card and state thus, namely the first fixed mechanism unlocks (with reference to Figure 15 and Figure 16), and the state of the second fixed mechanism when keeping roller to be in primary importance, be namely in disengaged condition (with reference to Figure 11); Then turn clockwise support shaft 54, bracing frame 52 and roller 50 are also along with support shaft 54 rotates together with support shaft axis z, all the time need to overcome flexible member active force (with reference to Figure 17 and Figure 18) in this process, the second fixed mechanism is also in disengaged condition (with reference to Figure 11); Rotate 90.Rear roller 50 arrives the second place (with reference to Figure 19), and now the first fixed mechanism and the second fixed mechanism are all still in disengaged condition (with reference to Figure 20 and Figure 21; Finally support shaft 54 is pushed along locating slot 421 bottom land direction radial direction, support shaft 54 is held in again in locating slot 421 under the effect of flexible member 56, projection 420 and groove 520 again block with, slide block 522 also blocks with guide rail 422 and (with reference to Figure 13 and Figure 14) simultaneously, namely roller 50 is locked in the second place by the first fixed mechanism and the second fixed mechanism simultaneously, ensures that roller stably supports mower work.When roller 50 is switched to primary importance from the second place, said process is reversible, namely only need move radially support shaft and be rotated counterclockwise support shaft.As can be seen here, only need move radially support shaft and runing rest axle, the position of roller can be changed fast, simply.
Preferably, bracing frame 52 is provided with spill operating space at first end 52a, and operating space is provided with anti-slip veins, and this set facilitates user's handling bracing frame to regulate scroll wheel positions.Further, network is arranged to by bracing frame 52, and the setting of network can not only alleviate complete machine weight, and can save material, reduces manufacturing cost.
The above embodiments are only used to allow those skilled in the art understand the present invention and to provide preferred embodiment.The present invention is not limited in above-mentioned specific embodiment.Any those skilled in the art easily full of beard and improvement all within inventive concept of the present invention.
Claims (15)
1. a mower, comprising:
The control stick extended longitudinally;
Be located at the handle of described control stick one end;
Be located at the working head of the described control stick other end, described working head comprises housing, is arranged at the motor in described housing, is driven around the line of cut that first axle rotates in working face, and be connected to the guard shield on described housing by described motor; Change between the state of beating the grass that described working head can horizontally rotate at line of cut and the vertical deburring state rotated;
It is characterized in that: described mower is also provided with roll wheel assembly, described roll wheel assembly comprises bracing frame, be installed on the roller on support frame as described above, and bracing frame is connected to the transposer of on guard shield and adjusting support frame position, the position of support frame as described above relative manipulation bar can with the duty conversion of working head to make roller switch between primary importance and the second place, described roller has roller center line, when roller is in primary importance, described working head is in the state of beating the grass, described roller center line is vertical with first axle, when roller is in the second place, described working head is in deburring state, described roller center line is parallel with first axle.
2. mower according to claim 1, is characterized in that: when described roller is in primary importance, and described roller center line and the distance of first axle in first axle vertical plane are not more than 50mm.
3. mower according to claim 1 and 2, is characterized in that: when described roller is in primary importance, and described roller center line and first axle intersect vertically.
4. mower according to claim 1, is characterized in that: support frame as described above has two ends, and described transposer is connected to first end, and described roller is connected to the second end.
5. mower according to claim 4, is characterized in that: support frame as described above is provided with stage portion between first end and the second end.
6. mower according to claim 4, is characterized in that: support frame as described above is network.
7. mower according to claim 4, is characterized in that: support frame as described above is provided with spill operating space at first end, and operating space is provided with anti-slip veins.
8. mower according to claim 1, is characterized in that: described guard shield is provided with the match connecto connected with transposer.
9. mower according to claim 8, it is characterized in that: described guard shield comprise along first axle radial direction extend cover and extended by cover enclose face, described match connecto comprises the locating slot arranged along first axle radial direction, described locating slot comprises notch and bottom land, described notch is positioned at described cover and the junction of enclosing face, described locating slot comprises the first groove section near bottom land and the second groove section near notch, the cross sectional dimensions of the first groove section is greater than the second groove section, and is provided with stage portion between the first groove section and the second groove section.
10. mower according to claim 9, it is characterized in that: described transposer comprises relative positioning groove and moves the support shaft of setting and be sheathed on the flexible member of support shaft, described support shaft has the axis that support shaft rotates around it, and comprising the head end portion extending into locating slot first groove section and the terminal part connected with support frame as described above, described flexible member is arranged between support shaft head end portion and locating slot stage portion; When described roller is in primary importance or the second place, described support shaft is held in locating slot under the effect of described flexible member, described roller is in primary importance and second place handoff procedure, and described support shaft overcomes flexible member active force and moves support shaft is rotated around support shaft axis to notch.
11. mowers according to claim 1, is characterized in that: be provided with fixed mechanism between described roll wheel assembly and guard shield, and described roller is locked in primary importance or the second place by described fixed mechanism.
12. mowers according to claim 11, is characterized in that: described fixed mechanism comprises the first fixed mechanism roller being locked in primary importance or the second place.
13. mowers according to claim 12, it is characterized in that: described first fixed mechanism comprises and is arranged at the projection on described guard shield and the groove on support frame as described above, when described roller is in primary importance or the second place, described projection and groove are in card and state, described roller is in primary importance and second place handoff procedure, and described projection and groove are in disengaged condition.
14. mowers according to claim 12, is characterized in that: described fixed mechanism comprises the second fixed mechanism roller being locked in the second place further.
15. mowers according to claim 14, is characterized in that: described second fixed mechanism comprises and is arranged on the slide block on support frame as described above and the guide rail on guard shield, and when described roller is in the second place, described slide block and guide rail are in card and state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410032452.8A CN104798526B (en) | 2014-01-23 | 2014-01-23 | Grass trimmer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410032452.8A CN104798526B (en) | 2014-01-23 | 2014-01-23 | Grass trimmer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104798526A true CN104798526A (en) | 2015-07-29 |
| CN104798526B CN104798526B (en) | 2017-02-08 |
Family
ID=53684100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410032452.8A Active CN104798526B (en) | 2014-01-23 | 2014-01-23 | Grass trimmer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104798526B (en) |
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| CN105993369A (en) * | 2016-05-31 | 2016-10-12 | 常州格力博有限公司 | Rotatable working tool |
| CN107094420A (en) * | 2016-02-23 | 2017-08-29 | 苏州宝时得电动工具有限公司 | Grass-mowing machine |
| WO2018068324A1 (en) * | 2016-10-14 | 2018-04-19 | Tti (Macao Commercial Offshore) Limited | Line trimmer |
| CN108718657A (en) * | 2017-04-20 | 2018-11-02 | 苏州宝时得电动工具有限公司 | Grass-mowing machine |
| CN109258068A (en) * | 2018-10-19 | 2019-01-25 | 苏州杰森电器有限公司 | The grass-mowing machine telescoping tube folded can be prevented when a kind of work |
| WO2019149229A1 (en) * | 2018-01-30 | 2019-08-08 | 苏州宝时得电动工具有限公司 | Grass trimmer |
| CN112004402A (en) * | 2018-04-22 | 2020-11-27 | 罗伯特·博世有限公司 | Hand-held power tool, in particular a garden tool |
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| CN2731956Y (en) * | 2004-09-22 | 2005-10-12 | 苏州宝时得电动工具有限公司 | Electric tool |
| CN201609037U (en) * | 2010-02-03 | 2010-10-20 | 浙江亚特电器有限公司 | Multifunctional grass trimmer |
| CN103210739A (en) * | 2012-01-20 | 2013-07-24 | 苏州宝时得电动工具有限公司 | Power cutting tool |
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| US4803831A (en) * | 1985-12-23 | 1989-02-14 | Carmine Benjamin C | Attachment to a lawn trimmer |
| GB2387760A (en) * | 2002-04-26 | 2003-10-29 | Electrolux Outdoor Prod Ltd | Trimmer and edger |
| CN2731956Y (en) * | 2004-09-22 | 2005-10-12 | 苏州宝时得电动工具有限公司 | Electric tool |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107094420A (en) * | 2016-02-23 | 2017-08-29 | 苏州宝时得电动工具有限公司 | Grass-mowing machine |
| CN107094419A (en) * | 2016-02-23 | 2017-08-29 | 苏州宝时得电动工具有限公司 | Grass-mowing machine |
| CN107094421A (en) * | 2016-02-23 | 2017-08-29 | 苏州宝时得电动工具有限公司 | Grass-mowing machine |
| CN105993369A (en) * | 2016-05-31 | 2016-10-12 | 常州格力博有限公司 | Rotatable working tool |
| WO2018068324A1 (en) * | 2016-10-14 | 2018-04-19 | Tti (Macao Commercial Offshore) Limited | Line trimmer |
| CN108718657A (en) * | 2017-04-20 | 2018-11-02 | 苏州宝时得电动工具有限公司 | Grass-mowing machine |
| CN108718657B (en) * | 2017-04-20 | 2021-08-10 | 苏州宝时得电动工具有限公司 | Grass trimmer |
| WO2019149229A1 (en) * | 2018-01-30 | 2019-08-08 | 苏州宝时得电动工具有限公司 | Grass trimmer |
| CN112004402A (en) * | 2018-04-22 | 2020-11-27 | 罗伯特·博世有限公司 | Hand-held power tool, in particular a garden tool |
| CN112004402B (en) * | 2018-04-22 | 2024-02-02 | 罗伯特·博世有限公司 | Hand-held power tool, in particular gardening tool |
| CN109258068A (en) * | 2018-10-19 | 2019-01-25 | 苏州杰森电器有限公司 | The grass-mowing machine telescoping tube folded can be prevented when a kind of work |
| CN109258068B (en) * | 2018-10-19 | 2023-11-21 | 苏州杰森电器有限公司 | Telescopic pipe of grass mower capable of preventing folding during working |
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