CN209359020U - Novel automatic-rotating grass trimmer - Google Patents

Abstract

The utility model relates to a kind of Novel automatic-rotating grass trimmer, including fifth wheel hitch coupling and cutting sheet, being provided with top on the outside of the cutting sheet has the shield covered partially；The inclined lid is semicircle, and circular arc side is hinged on the outer wall of shield；Straight line side is locked at shield top by locking member.The utility model has the effect of a possibility that reducing blade cuts personnel.

Description

Novel automatic-rotating grass trimmer

Technical field

The utility model relates to the technical fields of grass trimmer, more particularly, to a kind of Novel automatic-rotating grass trimmer.

Background technique

Grass trimmer be it is a kind of for cutting the grass on a lawn, the machine tool of vegetation etc., it is by cutterhead, engine, traveling wheel, row Structure, blade, handrail, control section composition are walked, cutterhead is equipped with engine, the output of engine on traveling wheel on cutterhead Blade is housed, blade is improved much using the high speed rotation of engine in terms of speed, saves the operation of weeding worker on axis Time.

Prior art discloses application No. is a kind of grass trimmer of 201720504257.X, including screw, front motor cover, Intermediate connection cover, motor rear cover, harness, motor nameplate label, motor ring handle, power switch handrail, stock, baffle, turntable Attachment device, cutting sheet screw are mounted on front motor cover, and front motor cover and motor rear cover are connected by intermediate connection cover, Hand is connected with motor rear cover, stock, and handrail is connected with stock, and baffle is connected with stock by screw, harness and stock It is connected, stock is connected by fifth wheel hitch coupling with cutting sheet.

But the cutting sheet of such grass trimmer is constantly exposed to outside, in grass trimmer transportational process, sharp is cut Pitch cutting is possible to that personnel can be hurt.

Utility model content

The purpose of the utility model is to provide a kind of with protecting cover automatic rotary mowers, have and reduce blade cuts people The effect of a possibility that member.

The purpose of this utility model has the technical scheme that a kind of Novel automatic-rotating grass trimmer, Including fifth wheel hitch coupling and cutting sheet, being provided with top on the outside of the cutting sheet has the shield covered partially；The inclined lid is half Circle, circular arc side are hinged on the outer wall of shield；Straight line side is locked at shield top by locking member.

By using above-mentioned technical proposal, in new type auto grass trimmer transportational process, opening will be covered by locking member partially, Cutting sheet is put into shield, the locking member covered partially is locked and is closed, shield is allowed to be fixed on the outside of cutting sheet, it can be effective Protect conveying people from the injury of cutting sheet.

The utility model is further arranged to: there is a bayonet in the side that the inclined lid and protection are covered with locking member, Pian Gai and anti- Shield respectively has the half of bayonet, and when shield is mounted in cutting sheet, bayonet is connected on fifth wheel hitch coupling.

By using above-mentioned technical proposal, shield is fixed on fifth wheel hitch coupling by bayonet, can will be protected Cover, which compares, to be firmly fixed.

The utility model is further arranged to: the locking member includes link block and fastening bolt with holes, and link block exists Lid and shield bayonet socket wall respectively have one partially, are oppositely arranged, and when covering on shield partially, the hole of two link blocks is in same Heart position.

By using above-mentioned technical proposal, a kind of implementation of locking member, by fastening bolt by two opposite companies Block is connect to fasten, can be effectively by inclined cover locking on shield, cost is relatively low, simple process.

The utility model is further arranged to: the locking member include the front end on the inclined lid bayonet outer wall have it is upward convex The elastic plugin risen and the slot positioned at shield bayonet outer wall, plug-in unit is inserted into slot, and protrusion passes through slot and falls in slot Upside.

By using above-mentioned technical proposal, a kind of locking mode of relatively simple locking member is realized, plug-in unit is complete Be inserted among slot, locking member is just completed to lock, will pressing on the inside of the raised phase plug-in unit of plug-in unit front end, can be by plug-in unit from slot Middle extraction.The design of such locking member is relatively simple, uses also more convenient.

The utility model is further arranged to: being fixed with one layer of soft buffer layer of quality on the shield inner wall, is covered partially Inner wall on be also fixed with one layer of soft buffer layer of quality.

By using above-mentioned technical proposal, one layer of buffer layer will be fixed on shield inner wall can play buffer function, prevent Only cutting sheet is collided after shield protects with protection cover outer wall, so that cutting sheet be protected to damage from shield.

The utility model is further arranged to: the bottom centre position of the shield, which is provided with, places the turntable connection The pit of device lower holding bolt.

By using above-mentioned technical proposal, when cutting sheet is put among shield, the fixing bolt of sabot attachment device is just It falls among pit.So set, the thinner of the thickness design of shield can be saved material, while can make shield It is more fitted in cutting sheet, increases the fastness of shield.

In conclusion the advantageous effects of the utility model are as follows:

1. having the effect of that conveying people is protected to preserve from；

2. shield inner wall setting plastic layer more preferably protects cutting sheet.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of 1 working condition of embodiment；

Fig. 2 is 1 fifth wheel hitch coupling structural schematic diagram of embodiment；

Fig. 3 is the structural schematic diagram of embodiment 1；

Fig. 4 is the structural schematic diagram of 1 shield of embodiment；

Fig. 5 is the cross-sectional view of 1 shield of embodiment；

Fig. 6 is the structural schematic diagram of embodiment 2；

Fig. 7 is the structural schematic diagram of the shield of embodiment 2；

Fig. 8 is the structural schematic diagram before 2 plug-in unit of embodiment is inserted into；

Fig. 9 is the structural schematic diagram after the locking of 2 shield of embodiment.

In figure, 1, power motor；11, motor connects shell；2, connecting rod；3, handle；31, power switch；4, harness；41, Strap cover；5, handrail；6, baffle；7, fifth wheel hitch coupling；71, drive block；72, turntable；73, fixing bolt；8, cutting sheet；9, Shield；91, Pian Gai；92, locking member；921, link block；922, hole；923, fastening bolt；924, plug-in unit；925, slot； 926, raised；93, bayonet；94, buffer layer；95, pit.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Embodiment 1: it is a kind of Novel automatic-rotating grass trimmer disclosed by the utility model referring to Fig.1, mainly includes power Motor 1, connecting rod 2 and cutting assembly.

Referring to Figures 1 and 2, power motor 1 is located at the top of embodiment, is power mechanism, can provide to grass trimmer Power.The lower end of power motor 1 connects shell 11 by motor and links together with connecting rod 2.There is transmission in the inside of connecting rod 2 Axis links together with the bearing of power motor 1.The lower end of connecting rod 2 is connected with cutting assembly, and cutting assembly includes turntable Attachment device 7 and cutting sheet 8.Fifth wheel hitch coupling 7 includes drive block 71, turntable 72 and fixing bolt 73.Drive block 71 is solid It is scheduled in connecting rod 2, there are transmission parts in inside, is connected with the transmission shaft inside connecting rod 2.Transmission parts inside drive block 71 Also turntable 72 is connected, there is fixing bolt 73 in the lower end of turntable 72.Cutting sheet 8 is fixed on turntable 72 by fixing bolt 73, can It is rotated with being driven by turntable 72.

Referring to Fig. 3 and Fig. 4, fixed blade guard 9, the top of shield 9 can be provided with inclined lid on fifth wheel hitch coupling 7 91, inclined lid 91 is semicircle, and circular arc side is hinged on the outer wall of shield 9, and straight line side is provided with locking member 92, locking member 92 include link block 921 and fastening bolt 923, has hole 922 on link block 921.One locking member 92 there are two link block 921, One link block 921 is fixed on the straight line side of inclined lid 91, another is fixed on the top of shield 9, when inclined 91 closing lid of lid exists When on shield 9, the hole 922 of two link blocks 921 is at concentric position, and the screw rod of fastening bolt 923 is inserted into concentric position It sets, nut is fastened, inclined lid 91 has just been locked on shield 9 by locking member 92.

Referring to Fig. 4 and Fig. 5, the middle position for the straight line side that inclined lid 91 is contacted with shield 9 is provided with bayonet 93, bayonet 93 be circle, respectively there is the bayonet 93 of half on inclined lid 91 and shield 9, and circular bayonet 93 can be connected to turntable connection dress It sets on 7.One layer of softer buffer layer 94 of quality, this buffer layer 94 of embodiment 1 are fixed on the inner wall of shield 9 and inclined lid 91 For plastic material.When shield 9 is mounted in cutting sheet, buffer layer 94 can play buffer function, allow cutting sheet 8 from straight It connects and is directly contacted with the inner wall of shield 9, prevent cutting sheet from being damaged by shield 9.It is arranged in the center of 9 bottom of shield There is pit 95, when cutting sheet 8 is put among shield 9, fixing bolt 73 is fallen among pit 95.The design of pit 95 can be with The thickness of shield 9 is reduced, shield 9 is saved and uses material；Simultaneously can allow shield 9 it is even closer be fitted in cutting sheet 8 Surface, enhancing shield 9 install after stability.

Referring to Fig.1, it is fixed with handle 3 in the link position of power motor 1 and connecting rod 2, the inside of handle 3 is provided with electricity Source switch 31 can control the switch of embodiment.Upper position is fixed with handrail 5 in connecting rod 2.Handrail 5 and handle 3 it Between be fixed with harness 4, harness 4 is fixed in connecting rod 2 by strap cover 41.By the combination of handle 3, harness 4 and handrail 5, Novel automatic-rotating grass trimmer can conveniently be operated.In connecting rod 2 close to the position of cutting assembly, it is provided with baffle 6, When embodiment cuts weeds, baffle 6 can stop grass cuttings, and grass cuttings is prevented to be splashed on the body of operator, protect operator's Safety.

The implementation principle of the present embodiment are as follows: the locking member 92 on shield 9 is opened, inclined lid 91 is opened, by shield 9 It removes.Grass trimmer is backed on the body by harness 4, holds handle 3 on the other hand, the other hand holds handrail 5, opens the electricity on handle 3 Source switch 31 allows the cutting sheet of grass trimmer to start self-action transhipment row.After having cut grass, power switch 31 need to be only pressed again, so that it may To turn off grass trimmer.After finishing, cutting sheet 8 is cleaned out, shield 9 is sleeved on to the outside of cutting sheet 8 again.

Embodiment 2: referring to figure 6 and figure 7, embodiment 1 the difference from example 2 is that locking member 92 difference.Embodiment 2 Locking member include front end on the inclined 91 bayonet outer wall of lid have raise upward 926 elastic plugin 924 and be located at shield 9 The slot 925 of bayonet outer wall.Referring to Fig. 8 and Fig. 9, inclined lid 91 is covered, plug-in unit 924 is inserted into using the elasticity of plug-in unit 924 and is inserted Among slot 925, protrusion 926 passes through slot 925 and falls on the upper wall of slot 925, and locking member 92 locks the side of inclined lid 91, will Protrusion 926 presses down on, and plug-in unit 924 is extracted out from slot 925, inclined lid 91 is turned on.

The components such as the power motor 1, connecting rod 2, handle 3, harness 4, handrail 5, baffle 6 and cutting assembly of the utility model Component for universal standard part or as known to those skilled in the art, structure and principle are all the prior art, and this technology personnel are equal It can know by technology or by routine experiment method.

The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical Within novel protection scope.

Claims (6)

1. a kind of Novel automatic-rotating grass trimmer, including fifth wheel hitch coupling (7) and cutting sheet (8), it is characterised in that: described to cut The shield (9) of top band-offset lid (91) is provided on the outside of pitch cutting (8)；The inclined lid (91) is semicircle, and circular arc side is hinged On the outer wall of shield (9)；Straight line side is locked at shield (9) top by locking member (92).

2. Novel automatic-rotating grass trimmer according to claim 1, it is characterised in that: inclined lid (91) and the shield (9) side of locking member (92) has the bayonet (93) of protrusion, covering (91) and shield (9) partially respectively has the half of bayonet (93), When shield (9) is mounted on cutting sheet (8), bayonet (93) is connected on fifth wheel hitch coupling (7).

3. Novel automatic-rotating grass trimmer according to claim 2, it is characterised in that: the locking member (92) includes with holes (922) link block (921) and fastening bolt (923), link block (921) respectively have in Pian Gai (91) and shield (9) bayonet socket wall It one, is oppositely arranged, when lid (91) covers on shield (9) partially, the hole (922) of two link blocks (921) is in concentric position It sets.

4. Novel automatic-rotating grass trimmer according to claim 2, it is characterised in that: the locking member (92) includes being located at Partially lid (91) bayonet (93) outer wall on front end have raise upward (926) elastic plugin (924) and be located at bayonet (93) outer wall Slot (925), when plug-in unit (924) are inserted into slot (925), raised (926) pass through slot (925) and fall in slot (925) Upside.

5. Novel automatic-rotating grass trimmer according to claim 1, it is characterised in that: solid on shield (9) inner wall Surely there is the buffer layer (94) that one layer of quality is soft, covered on the inner wall of (91) partially and be also fixed with one layer of soft buffer layer of quality (94).

6. Novel automatic-rotating grass trimmer according to claim 1, it is characterised in that: in the bottom of the shield (9) Heart position is provided with the pit (95) for placing fifth wheel hitch coupling (7) lower holding bolt (73).