CN210093955U - Independent grass cutting device - Google Patents
Independent grass cutting device Download PDFInfo
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- CN210093955U CN210093955U CN201822041344.3U CN201822041344U CN210093955U CN 210093955 U CN210093955 U CN 210093955U CN 201822041344 U CN201822041344 U CN 201822041344U CN 210093955 U CN210093955 U CN 210093955U
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Abstract
The utility model discloses an independent grass cutting device, the installation disc comprises an installation disc body, fixedly connected with fixes the chassis on the installation disc, be equipped with the blade of mowing in the fixed chassis, be used for the drive on the fixed chassis mowing blade pivoted drive arrangement, be equipped with on the installation disc do drive arrangement provides the power of power, the bottom on chassis still is equipped with the gyro wheel, be equipped with the connecting hole on chassis. The utility model provides an independent grass cutting device, its structure is exquisite, and is small, is convenient for store and transport, and the current thrust unit of accessible drives the removal moreover, the cost is reduced.
Description
Technical Field
The utility model relates to a lawn mower technical field, in particular to independent grass cutting device.
Background
With the continuous improvement of the living standard of human beings, the requirements on environment and greening are increased year by year. The regular green lawn is an indispensable important part for garden construction and urban environment. At present, a plurality of types of mower equipment are available on the market, one type of mower equipment is riding type, people sit on the mower equipment for working as the name suggests, the mower equipment generally has 4 wheels, the power is high, the efficiency is high, and the mower equipment is suitable for mowing large-area lawns, such as football fields, golf courses, large-area park lawns and the like. The other is pushing type, the power is slightly small, the volume is small, and the device is suitable for grass on small-area lawns, such as green belts on two sides of a road. The third is handheld, which is smaller and lighter, and is suitable for very small areas of lawn or lawn that cannot be reached by large equipment.
The existing riding type mower is large in size, and needs to be provided with a pushing device to drive the mower to move, so that the production cost of the mower is high.
Disclosure of Invention
To prior art's not enough and defect, provide an independent grass cutting device, its structure is exquisite, and is small, is convenient for store and transport, and the current thrust unit of accessible drives the removal moreover, the cost is reduced.
In order to achieve the above object, the present invention provides the following technical solutions.
The utility model provides an independent grass cutting device, includes the mounting bracket, the fixed chassis of fixedly connected with on the mounting bracket, is equipped with the blade of mowing in the fixed chassis, is used for driving blade pivoted drive arrangement of mowing on the fixed chassis, is equipped with the power that provides power for drive arrangement on the mounting bracket, and the bottom on chassis still is equipped with the gyro wheel, is equipped with the connecting hole on the fixed chassis.
Furthermore, the fixed chassis is rotatably connected with at least one rotating chassis, and a mowing blade is arranged in the rotating chassis.
Furthermore, the number of the rotating chassis is two, and the two rotating chassis are respectively connected with the fixed chassis in a rotating manner.
Furthermore, the number of the rotating chassis is more than two, wherein two rotating chassis are respectively connected with the fixed chassis in a rotating way, and the rest rotating chassis are connected with the rotating chassis connected with the fixed chassis in a rotating way.
Furthermore, the driving device comprises a plurality of driving motors, the driving motors are respectively arranged on the fixed chassis and the rotating chassis, and the driving motors are respectively in transmission connection with the mowing blades in the fixed chassis and the rotating chassis.
Furthermore, the driving device comprises a driving motor, belt pulleys are respectively connected to the mowing blade on the fixed chassis and the mowing blade in the rotating chassis, a belt is sleeved between the belt pulley on the fixed chassis and the belt pulley on the rotating chassis, and the driving motor is in transmission connection with the belt pulley on the fixed chassis.
Further, the rotating chassis is connected with the fixed chassis through the rotating arm in a rotating mode, the screw motor is arranged on the mounting frame, the output end of the screw motor is connected with a screw in a transmission mode, the screw is provided with a sliding block, the sliding block is connected with a rocker, and the rocker is connected with the rotating arm.
Further, the rotating chassis is connected with the fixed chassis through the rotating arm in a rotating mode, a lead screw is arranged on the mounting frame, a sliding block is arranged on the lead screw, a rocker is connected onto the sliding block and connected with the rotating arm, the end portion of the lead screw is connected with a handle seat, a handle is rotatably connected onto the handle seat, a handle fixer is further arranged on the lead screw, and a clamping groove matched with the handle is formed in the handle fixer.
Furthermore, the rotating chassis is rotatably connected with the fixed chassis through the rotating arm, a plurality of positioning holes are distributed on the rotating arm along the circumference, a pin falling device is arranged on the mounting frame, a limiting pin is movably arranged in the pin falling device, and the limiting pin is matched with the positioning holes to limit the rotating arm.
Furthermore, the rotating chassis is rotatably connected with the fixed chassis through a rotating arm, a gear is arranged at the joint of the rotating arm and the fixed chassis, a gear motor is arranged on the mounting frame, and the output end of the gear motor is in transmission connection with the gear through a linkage shaft.
Furthermore, the rotating chassis is connected with the fixed chassis in a rotating mode through the rotating arm, a gear is arranged at the connecting position of the rotating arm and the fixed chassis, a linkage shaft is connected onto the gear, a connecting arm is perpendicularly connected to one end, away from the gear, of the linkage shaft, the handle is connected to one end of the connecting arm in a rotating mode, and a plurality of fixing grooves matched with the handle are distributed on the mounting frame along the circumference.
Further, the rotating chassis rotates with fixed chassis through the swinging boom to be connected, be equipped with the mounting disc on the fixed chassis, be equipped with the U-shaped groove on the mounting disc, be equipped with locking means on the swinging boom, locking means includes fixation nut and locking piece, fixation nut one end is connected on the swinging boom, the fixation nut other end passes the arc groove, be equipped with the eccentric block on the locking piece, the eccentric block rotates to be connected in fixation nut passes the one end in arc groove, when rotating the locking piece, the eccentric block offsets so that mounting disc and swinging boom closely laminate with the mounting disc.
Further, the rotation chassis rotates with fixed chassis through the swinging boom to be connected, be connected with first sawtooth fixed disk on the swinging boom, be equipped with on the fixed chassis with first sawtooth fixed disk matched with second sawtooth fixed disk, be equipped with the sawtooth surface on first sawtooth fixed disk and the second sawtooth fixed disk looks binding face respectively, be equipped with locking means on the fixed chassis, locking means includes fixation nut and locking piece, fixation nut one end is connected in fixed chassis, the fixation nut other end passes fixed chassis, the second sawtooth fixed disk, first sawtooth fixed disk and swinging boom, be equipped with the eccentric block on the locking piece, the eccentric block rotates to be connected in the one end that fixation nut passed the swinging boom, when rotating the locking piece, the eccentric block offsets so that first sawtooth fixed disk and second sawtooth fixed disk closely laminate with the swinging boom.
Further, the rotating chassis rotates with fixed chassis through the swinging boom to be connected, be equipped with the spacing groove on the fixed chassis, be equipped with the guide way on the swinging boom, be equipped with locking means on the fixed chassis, locking means includes fixation nut and locking piece, fixation nut one end is connected in fixed chassis, the fixation nut other end passes spacing groove and guide way, be equipped with the eccentric block on the locking piece, the eccentric block rotates to be connected in fixation nut passes the one end of guide way, when rotating the locking piece, the eccentric block offsets so that swinging boom and fixed chassis laminate with the swinging boom.
The utility model has the advantages that: the utility model discloses an independent grass cutting device, through setting up fixed chassis on the mounting bracket, and be equipped with on fixed chassis and be used for driving grass cutting blade pivoted drive arrangement, be equipped with the power that provides power for drive arrangement on the mounting bracket, make drive arrangement can drive grass cutting blade and rotate, through be equipped with gyro wheel and connecting hole on the mounting bracket, make other vehicles (like the car, the tractor etc.) connect in the connecting hole, it removes to drive grass cutting device, can connect in the connecting hole through the connecting rod, promote grass cutting device by the manual work and remove, original thrust unit on the lawn mower has been cancelled, utilize current vehicle to drive grass cutting device and remove, production cost is reduced, and make its structure exquisite, small, be convenient for store and transport.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the structure of the chassis during belt transmission of the present invention.
Fig. 3 is a schematic view of the structure of the chassis when the motor of the present invention is directly driven.
Fig. 4 is a schematic structural view of the rotating chassis according to embodiment 1 of the present invention when it is deployed.
Fig. 5 is a schematic structural view of the rotating chassis according to embodiment 1 of the present invention when folded.
Fig. 6 is a schematic structural view of the rotary chassis according to embodiment 2 of the present invention when it is deployed.
Fig. 7 is a schematic structural view of embodiment 2 of the present invention when the handle is opened.
Fig. 8 is a schematic structural view of embodiment 2 of the present invention when the handle is locked in the locking groove.
Fig. 9 is a schematic structural view of the rotating chassis according to embodiment 3 of the present invention when it is deployed.
Fig. 10 is a schematic structural view of the rotary chassis according to embodiment 3 of the present invention when folded.
Fig. 11 is a schematic structural view of a pin remover according to embodiment 3 of the present invention.
Fig. 12 is a schematic structural view of the rotating chassis according to embodiment 4 of the present invention when it is deployed.
Fig. 13 is a schematic structural view of the rotating chassis according to embodiment 4 of the present invention when folded.
Fig. 14 is a schematic structural view of a fixing chassis according to embodiment 4 of the present invention.
Fig. 15 is a schematic view of the structure of the grip according to embodiment 5 of the present invention when rotated.
Fig. 16 is a schematic structural view illustrating the grip of embodiment 5 of the present invention being engaged with the fixing groove.
Fig. 17 is a schematic structural view of the rotary chassis according to embodiment 6 of the present invention when it is deployed.
Fig. 18 is a schematic structural view of the rotary chassis according to embodiment 6 of the present invention when folded.
Fig. 19 is a schematic structural view of a fixing chassis according to embodiment 6 of the present invention.
Fig. 20 is a schematic structural view of the rotating chassis according to embodiment 7 of the present invention when it is deployed.
Fig. 21 is a schematic structural view of the rotary chassis according to embodiment 7 of the present invention when folded.
Fig. 22 is a schematic structural view of a fixing chassis according to embodiment 7 of the present invention.
Fig. 23 is a schematic structural view of the rotating chassis according to embodiment 8 of the present invention when it is deployed.
Fig. 24 is a schematic structural view of the rotating chassis according to embodiment 8 of the present invention when folded.
Fig. 25 is a schematic structural view of a fixing chassis according to embodiment 8 of the present invention.
In the drawings, 1. a mounting plate; 2. fixing the chassis; 3. rotating the chassis; 4. a mowing blade; 5. a rotating arm; 6. a lead screw; 7. a lead screw motor; 8. a slider; 9. a rocker; 10. a handle; 11. a handle seat; 12. a handle holder; 13. a card slot; 14. positioning holes; 15. a pin falling device; 16. a spacing pin; 17. a gear; 18. a linkage shaft; 19. a gear motor; 20. a connecting arm; 21. a grip; 22. fixing grooves; 23. mounting a disc; a U-shaped slot; 25. a locking device; 26. fixing a nut; 27. a locking member; 28. an eccentric block; 29. a first sawtooth fixing disc; 30. a second sawtooth fixing disc; 31. a limiting groove; 32. a guide groove; 33. a gasket; 34. a housing; 35. a connecting shaft; 36. a bearing; 37. a sleeve; 38. connecting holes; 39. a drive motor; 40. a belt pulley; 41. a through groove; 42. a roller; 43. connecting holes; 44. a power source.
Detailed Description
The invention is further explained by combining the attached drawings.
Referring to fig. 1 to 5, an independent grass cutting device in embodiment 1 shown, including mounting bracket 1, fixedly connected with fixes chassis 2 on the mounting bracket 1, be equipped with mowing blade 4 in the fixed chassis 2, be used for driving mowing blade 4 pivoted drive arrangement on the fixed chassis 2, be equipped with the power 44 that provides power for drive arrangement on the mounting bracket 1, the bottom on chassis still is equipped with gyro wheel 42, the quantity of gyro wheel 42 can be a set of, also can be the multiunit, it is more steady when moving to make the chassis, be equipped with connecting hole 43 on the chassis, power 44 is the lithium cell, lithium cell and drive arrangement electric connection, for drive arrangement provides power, still be equipped with control switch between lithium cell and the drive arrangement, through control switch, in order to control the break-make between lithium cell and the drive arrangement, thereby control drive arrangement opens and stops.
The fixed chassis 2 comprises a shell 34, a mowing blade 4 is arranged in the shell 34 of the fixed chassis 2, the mowing blade 4 is transversely arranged in the shell 34, a connecting shaft 35 is vertically arranged on the mowing blade 4, a bearing 36 matched with the connecting shaft 35 is arranged on the shell 34, one end of the connecting shaft 35 is connected with the mowing blade 4, the other end of the connecting shaft 35 extends into the bearing 36, the mowing tool is characterized in that the mowing blade 4 is rotatably installed in the shell 34, the shell 34 of the fixed chassis 2 is connected with the sleeve 37, the top end of the sleeve 37 is provided with a connecting hole 4338, the sleeve 37 is connected onto the mounting frame 1 through the connecting hole 4338, the fixed chassis 2 is fixedly connected with the mounting frame 1 through the sleeve 37, a driving device used for driving the mowing blade 4 to rotate is arranged in the shell 34 of the fixed chassis 2, grass discharging holes are formed in the side face or the top of the shell 34, and when the mowing blade 4 rotates, wind pressure can be generated, so that cut grass can be blown out of the chassis. The driving device is a driving motor, the driving motor is in transmission connection with the connecting shaft 35 of the mowing blade 4, and the mowing blade 4 in the fixed chassis 2 is driven to rotate through the driving motor 39 so as to mow.
The utility model discloses an independent grass cutting device, through setting up fixed chassis 2 on mounting bracket 1, and be equipped with on fixed chassis 2 and be used for driving 4 pivoted drive arrangement of grass cutting blade, be equipped with the power 44 that provides power for drive arrangement on mounting bracket 1, make drive arrangement can drive 4 rotations of grass cutting blade, through be equipped with gyro wheel 42 and connecting hole 43 on mounting bracket 1, make other vehicles (like the car), the tractor etc. connect in connecting hole 43, it removes to drive grass cutting device, can connect in connecting hole 43 through the connecting rod, remove by artifical promotion grass cutting device, original thrust unit on the lawn mower has been cancelled, utilize current vehicle to drive grass cutting device and remove, the production cost is reduced, and make its structure exquisite, small, be convenient for store and transport.
In the preferred scheme, at least one rotating chassis 3 is rotatably connected to the fixed chassis 2, when the number of the rotating chassis 3 is one or two, each rotating chassis 3 is rotatably connected to the fixed chassis 2, when the number of the rotating chassis 3 is more than two, two of the rotating chassis 3 are rotatably connected to the fixed chassis 2, and the rest rotating chassis 3 are rotatably connected to the rotating chassis 3 connected to the fixed chassis 2, that is, a plurality of rotating chassis 3 are connected in series.
The structure of the rotary chassis 3 is the same as that of the fixed chassis 2, and the rotary chassis comprises a shell 34, wherein mowing blades 4 are respectively arranged in the shell 34 of the rotary chassis 3, the mowing blades 4 are transversely arranged in the shell 34, a connecting shaft 35 is vertically arranged on the mowing blades 4, a bearing 36 matched with the connecting shaft 35 is arranged on the shell 34, one end of the connecting shaft 35 is connected with the mowing blades 4, and the other end of the connecting shaft 35 extends into the bearing 36, so that the mowing blades 4 are rotatably arranged in the shell 34.
The rotary chassis 3 is provided with a driving motor 39, the driving motor 39 is in transmission connection with the connecting shaft 35 of the mowing blade 4 in the rotary chassis 3, and the mowing blade 4 in the rotary chassis 3 is driven to rotate by the driving motor 39 so as to mow.
When the fixed chassis 2 is connected with the rotating chassis 3, the driving device can also select other structures, for example, the driving device comprises a driving motor 39, one end of the connecting shaft 35 of the mowing blade 4 in the fixed chassis 2 and the mowing blade 4 in the rotating chassis 3, which penetrates through the shell 34, is respectively connected with a belt pulley 40, a belt is sleeved between the belt pulley 40 on the fixed chassis 2 and the belt pulley 40 on the rotating chassis 3, a through groove 41 for the belt to penetrate through is arranged on the sleeve 37, the driving motor 39 is arranged on the fixed chassis 2 or on a frame at the bottom of the mounting frame 1, and the driving motor 39 is in transmission connection with the belt pulley 40 on the fixed chassis 2.
When the number of the rotary chassis 3 is two, two pulley grooves are arranged on the belt pulley 40 connected with the mowing blade 4 of the fixed chassis 2, a belt is sleeved between the two pulley grooves of the belt pulley 40 and the belt pulleys 40 on the two rotary chassis 3 respectively, and the rotating arm 5 is connected to the center of the fixed chassis 2, so that when the rotary chassis 3 rotates, the distance between the mowing blade 4 in the rotary chassis 3 and the mowing blade 4 in the fixed chassis 2 is always unchanged, the belt can always keep a tense state, when the number of the rotary chassis 3 is more than two, the belt is sleeved between the fixed chassis 2 and the rotary chassis 3 rotatably connected with the fixed chassis 2, the belt pulley 40 is sleeved between the rotary chassis 3 and the other rotary chassis 3 connected with the rotary chassis 3, and at the moment, only the driving motor 39 needs to rotate, the belt can drive the mowing blade 4 in the fixed chassis 2 and the rotary chassis 3 to rotate, the quantity of driving motors 39 is reduced, the cost is reduced, the rotating arm 5 is further provided with a tensioning device, the tensioning device comprises a tensioning wheel and a spring, the tensioning wheel is rotatably connected with a connecting rod, the rotating arm 5 is further provided with a stop block, and the spring is located between the stop block and the connecting rod, so that the tensioning wheel always offsets with the belt, and the belt is always in a tightening state.
The rotating chassis 3 is rotatably connected with the fixed chassis 2 through the rotation of the rotating arm 5, the rotating arm 5 is connected with the center of the fixed chassis 2, the rotating arm 5 is fixedly connected with the shell 34 of the rotating chassis 3 through a bolt, the rotating arm 5 is sleeved outside the sleeve 37 and is rotatably connected with the sleeve 37, in the preferred scheme, the rotating arm 5 is provided with a chute, the shell 34 of the fixed chassis 2 is provided with a bolt, the bolt penetrates through the shell 34, the chute is connected with a nut, the rotating arm 5 can rotate relative to the bolt, the rotating arm 5 can play a limiting role during the rotation of the rotating arm 5 by arranging the chute and the bolt, the excessive rotation of the rotating arm 5 is avoided, the rotating arm 5 can be prevented from being separated from the sleeve 37, when the number of the rotating chassis 3 is two, the number of the rotating arms 5 is correspondingly two, at the moment, the two rotating arms 5 are, two bolts are correspondingly arranged on the shell 34 of the fixed chassis 2, and gaskets 33 are respectively arranged between the shell 34 of the fixed chassis 2 and the rotating arm 5 and between the nut and the rotating arm 5 so as to facilitate the rotation of the rotating arm 5.
The mounting frame 1 is provided with a lead screw motor 7, the output end of the lead screw motor 7 is in transmission connection with a lead screw 6, the fixed chassis 2 is provided with a lead screw 6 seat matched with the lead screw 6, the lead screw 6 is provided with a slide block 8, the slide block 8 is connected with a rocker 9, the rocker 9 is connected with a rotating arm 5, when the rotating chassis 3 needs to be unfolded, the lead screw motor 7 works to drive the lead screw 6 to rotate, the lead screw 6 rotates to enable the slide block 8 to move towards the position of the fixed chassis 2 along the lead screw 6, the rotating arm 5 is driven to rotate by the rocker 9 when the lead screw 6 moves, thereby enabling the rotating chassis 3 to rotate around the fixed chassis 2, the rotating chassis 3 is unfolded relative to the fixed chassis 2, wherein the lead screw motor 7 can be a servo motor or a steering engine or other motor capable of realizing the same function, the lead screw motor 7 can be stopped at any time, the slide block 8 can be, at this moment, the rotating chassis 3 is fixedly connected with the fixed chassis 2, when the screw motor 7 rotates reversely, the rotating chassis 3 can be driven to be folded and retracted relative to the fixed chassis 2, namely, the rotary motion of the screw 6 is converted into the linear motion of the sliding block 8 in a mode of the ball screw 6.
When the number of the rotating chassis 3 is two or more, two rotating chassis 3 are respectively connected to the fixed chassis 2 through the rotating arms 5 in a rotating manner, the rest of the rotating chassis 3 are connected to the rotating chassis 3 connected to the fixed chassis 2 through the rotating arms 5 in a rotating manner, at this time, the shell 34 of the rotating chassis 3 which is connected to the fixed chassis 2 in a rotating manner is also provided with the sleeve 37, so that the rotating chassis 3 can be connected to the rest of the rotating chassis 3 through the rotating arms 5 in a rotating manner, at this time, a plurality of the rotating chassis 3 can also be driven by the same lead screw motor 7, the output end of the lead screw motor 7 is connected with the lead screw 6 in a transmission manner, the lead screw 6 is provided with the slide block 8, the slide block 8 is connected with a plurality of the rocker arms 9, the plurality of the rocker arms 5 are correspondingly connected, the lead screw motor 7 works, when the lead screw 6 moves, the plurality of rotating arms 5 are driven to rotate simultaneously through the plurality of rockers 9, so that the rotating chassis 3 rotates around the fixed chassis 2, the rotating chassis 3 is unfolded relative to the fixed chassis 2, the number of the lead screw motors 7, the lead screw and the sliders 8 can be reduced at the moment, and certainly, when the number of the rotating chassis 3 is two or more, the plurality of lead screw motors 7, the lead screw and the sliders 8 can be driven to be unfolded respectively.
The utility model discloses an independent grass cutting device, when current vehicle drives grass cutting device and removes and mow, can rotate 3 relatively fixed chassis 2 on the rotary chassis, make rotary chassis 3 and fixed chassis 2 be and transversely set up side by side, the grass cutting blade 4 area of mowing in 3 and the fixed chassis 2 on the rotary chassis has been increased, the efficiency of mowing has been improved, when independent grass cutting device needs to store the transportation, can rotate 3 relatively fixed chassis 2 on the rotary chassis, make rotary chassis 3 and fixed chassis 2 be and vertically set up side by side, rotary chassis 3 can partially or accomodate in mounting bracket 1 completely this moment, thereby reduce grass cutting device's occupation space, be convenient for independent grass cutting device's storage and transportation.
Referring to fig. 1 to 3 and 6 to 8, embodiment 2 of the present invention has the same main structure as embodiment 1, and is different from embodiment 1 in that: the mounting frame 1 is provided with a lead screw 6, the fixed chassis 2 is provided with a lead screw 6 seat matched with the lead screw 6, the lead screw 6 is provided with a slide block 8, the slide block 8 is connected with a rocker 9, the rocker 9 is connected with a rotating arm 5, the end part of the lead screw 6 is connected with a handle seat 11, the handle seat 11 is rotatably connected with a handle 10, the lead screw 6 is also provided with a handle fixer 12, the handle fixer 12 is provided with a clamping groove 13 matched with the handle 10, when the rotating chassis 3 needs to be unfolded, the handle 10 is rotated to drive the lead screw 6 to rotate, the lead screw 6 rotates to enable the slide block 8 to move to the position of the fixed chassis 2 along the lead screw 6, the rotating arm 5 is driven to rotate by the rocker 9 when the lead screw 6 moves, so that the rotating chassis 3 rotates around the fixed chassis 2, the rotating chassis 3 is unfolded relative to the, the handle 10 is rotated to clamp the handle 10 in the clamping groove 13 to complete adjustment, the rotating chassis 3 is fixedly connected with the fixed chassis 2, and when the handle 10 rotates reversely, the rotating chassis 3 can be driven to be folded and retracted relative to the fixed chassis 2.
When the number of the rotating chassis 3 is two or more, two rotating chassis 3 are respectively connected to the center of the fixed chassis 2 through the rotating arms 5 in a rotating manner, the other rotating chassis 3 are connected to the rotating chassis 3 connected with the fixed chassis 2 through the rotating arms 5 in a rotating manner, at this time, the shell 34 of the rotating chassis 3 which is connected with the fixed chassis 2 in a rotating manner is also provided with the sleeve 37, so that the rotating chassis 3 can be connected with the other rotating chassis 3 through the rotating arms 5 in a rotating manner, at this time, a plurality of rotating chassis 3 can also be driven by the same lead screw 6, the lead screw 6 is provided with the sliding block 8, the sliding block 8 is connected with a plurality of rocking bars 9, the rocking bars 9 are correspondingly connected with the rotating arms 5, the handle 10 rotates to drive the lead screw 6 to rotate, the lead screw 6 rotates to enable the sliding block 8 to move to the position of the fixed chassis, therefore, the rotating chassis 3 rotates around the fixed chassis 2, the rotating chassis 3 is unfolded relative to the fixed chassis 2, the number of the handles 10, the screw rods and the sliders 8 can be reduced at the moment, and certainly, when the number of the rotating chassis 3 is two or more, the handles 10, the screw rods and the sliders 8 can be driven to be unfolded respectively.
Referring to fig. 1 to 3 and 9 to 11, embodiment 3 of the present invention has the same main structure as embodiment 1, and is different from embodiment 1 in that: it has a plurality of locating holes 14 to distribute along the circumference on the swinging boom 5, be equipped with on the mounting bracket 1 and fall round pin ware 15, fall round pin ware 15 internalization and be equipped with spacer pin 16, spacer pin 16 cooperates with locating hole 14 in order to be spacing with swinging boom 5, when the rotatory chassis 3 need expand, with the rotation of rotatory chassis 3 relatively fixed chassis 2, when the expansion angle of rotatory chassis 3 relatively fixed chassis 2 reaches the in-service use demand, move down spacer pin 16, make spacer pin 16 insert in locating hole 14, in order to be spacing with swinging boom 5, thereby it is fixed with rotatory chassis 3 relatively fixed chassis 2, when the rotatory chassis 3 is rotated once more to needs, pull out spacer pin 16, make spacer pin 16 and locating hole 14 separation, no longer spacing to swinging boom 5, alright re-rotation rotatory chassis 3.
When the number of the rotating chassis 3 is two or more, two rotating chassis 3 are respectively connected to the center of the fixed chassis 2 through the rotating arm 5 in a rotating way, the other rotating chassis 3 are connected to the rotating chassis 3 connected with the fixed chassis 2 through the rotating arm 5 in a rotating way, at this time, the shell 34 of the rotating chassis 3 connected with the fixed chassis 2 in a rotating way is also provided with the sleeve 37, so that the rotating chassis 3 can be connected with the other rotating chassis 3 through the rotating arm 5 in a rotating way, wherein the two rotating chassis 3 connected with the fixed chassis 2 in a rotating way can be fixed only through one pin dropping device 15, namely, the rotating arms 5 of the two rotating chassis 3 connected with the fixed chassis 2 are provided with limiting holes at the same position, the limiting holes on the two rotating arms 5 are provided with overlapping parts, and the limiting pin 16 in the pin dropping device 15 is inserted in the overlapping parts, so that the pin, alright will be fixed simultaneously with two rotatory chassis 3 that fixed chassis 2 rotate to be connected, two rotatory chassis 3 can be adjusted respectively moreover, two rotatory chassis 3 can be different to the turned angle of fixed chassis 2, two rotatory chassis 3 also can be fixed respectively through two round pin wares 15 that fall certainly, with rotatory chassis 3 all the other rotatory chassis 3 of being connected, still respectively through falling round pin ware 15 fixed connection, its cooperation and regulation mode are the same with the aforesaid, do not describe here any more.
Referring to fig. 1 to 3 and 12 to 14, embodiment 4 of the present invention has the same main structure as embodiment 1, and is different from embodiment 1 in that: rotatory chassis 3 rotates through swinging boom 5 to be connected with fixed chassis 2 rotates, swinging boom 5 is equipped with gear 17 with fixed chassis 2 junction, be equipped with gear motor 19 on the mounting bracket 1, gear motor 19's output passes through universal driving shaft 18 and is connected with gear 17 transmission, when rotatory chassis 3 needs to expand, gear motor 19 rotates, drive gear 17 through universal driving shaft 18 and rotate, thereby drive swinging boom 5 and rotate, make rotatory chassis 3 relatively fixed chassis 2 rotate, realize the expansion of rotatory chassis 3, gear motor 19 can stop at any time, make the expansion angle of rotatory chassis 3 relatively fixed chassis 2 can select by oneself according to the in-service use demand, rotatory chassis 3 relatively fixed chassis 2 fixed connection this moment, when gear motor 19 reverses, can drive rotatory chassis 3 relatively fixed chassis 2 is folding to withdraw.
When the number of the rotating chassis 3 is one, the connecting arm 20 is connected to the center of the fixed chassis 2 and sleeved outside the sleeve 37, when the number of the rotating chassis 3 is two or more, two rotating chassis 3 are respectively connected to the fixed chassis 2 by the rotating arm 5 in a rotating manner, the other rotating chassis 3 are connected to the rotating chassis 3 connected to the fixed chassis 2 by the rotating arm 5 in a rotating manner, at this time, the two rotating arms 5 are eccentrically connected to the housing 34 of the fixed chassis 2, two sleeves 37 are additionally arranged on the housing 34 of the fixed chassis 2 so that the two rotating arms 5 are respectively sleeved outside the two additionally arranged sleeves 37, the gears 17 arranged on the two rotating arms 5 are engaged with each other, at this time, the two rotating chassis 3 rotatably connected to the fixed chassis 2 can rotate only by one gear motor 19, namely, the gears 17 arranged on the rotating arms 5 of the two rotating chassis 3 connected to the fixed chassis 2 are engaged with each other, at this moment, the gear motor 19 only needs to be in transmission connection with one of the gears 17 through the linkage shaft 18, and then the two gears 17 can be driven to rotate, so that the number of the gear motors 19 is reduced, the cost is reduced, the distance between the two additionally arranged sleeves 37 can be increased, the gears 17 arranged on the two rotating arms 5 are enabled to be not interfered with each other, the two gears 17 can also be driven to rotate by the two gear motors 19 respectively, the other rotating chassis 3 connected with the rotating chassis 3 are rotated, the gears are also driven to rotate by the gear motors 19 respectively, the matching and adjusting mode of the gears are the same as that of the gears 17, and the details are not repeated herein.
When the number of the rotating chassis 3 is two or more, the gears 17 arranged on the rotating arms 5 of the two rotating chassis 3 connected with the fixed chassis 2 need to be meshed, so that the rotating arms 5 cannot be connected to the center of the fixed chassis 2, in this embodiment, if the fixed chassis 2 and the rotating chassis 3 adopt belt transmission, a tensioning device needs to be arranged on the rotating arms 5, the tensioning device comprises a tensioning wheel and a spring, the tensioning wheel is rotatably connected with a connecting rod, a stop block is further arranged on the rotating arm 5, the spring is positioned between the stop block and the connecting rod, so that the tensioning wheel always offsets with the belt, when the rotating chassis 3 rotates relative to the fixed chassis 2, the spring can compensate the slack generated by the belt, and the belt is always in a tensioned state.
Referring to fig. 1 to 3 and 15 to 16, embodiment 5 of the present invention has the same main structure as embodiment 4, and is different from embodiment 4 in that: a gear 17 is arranged at the joint of the rotating arm 5 and the fixed chassis 2, a linkage shaft 18 is connected on the gear 17, a connecting arm 20 is vertically connected at one end of the linkage shaft 18 far away from the gear 17, a handle 21 is rotatably connected at one end of the connecting arm 20, a plurality of fixing grooves 22 matched with the handle 21 are distributed on the circumference of the mounting rack 1, when the rotary chassis 3 needs to be unfolded, the handle 21 is rotated, the gear 17 is driven to rotate through the linkage shaft 18, thereby driving the rotating arm 5 to rotate, leading the rotating chassis 3 to rotate relative to the fixed chassis 2, realizing the expansion of the rotating chassis 3, when the unfolding angle of the rotary chassis 3 relative to the fixed chassis 2 reaches the actual use requirement, the handle 21 is rotated to clamp the handle 21 in the fixed groove 22 to complete the adjustment, at the moment, the rotary chassis 3 is fixedly connected relative to the fixed chassis 2, when the fixing groove 22 rotates reversely, the rotating chassis 3 can be driven to fold and retract relative to the fixing chassis 2.
When the number of the rotating chassis 3 is one, the connecting arm 20 is connected to the center of the fixed chassis 2 and sleeved outside the sleeve 37, when the number of the rotating chassis 3 is two or more, two rotating chassis 3 are respectively connected to the fixed chassis 2 by the rotating arm 5 in a rotating manner, the other rotating chassis 3 are connected to the rotating chassis 3 connected to the fixed chassis 2 by the rotating arm 5 in a rotating manner, at this time, the two rotating arms 5 are eccentrically connected to the housing 34 of the fixed chassis 2, two sleeves 37 are additionally arranged on the housing 34 of the fixed chassis 2 so that the two rotating arms 5 are respectively sleeved outside the two additionally arranged sleeves 37, the gears 17 arranged on the two rotating arms 5 are engaged with each other, at this time, the two rotating chassis 3 rotatably connected to the fixed chassis 2 can rotate only by one gear motor 19, namely, the gears 17 arranged on the rotating arms 5 of the two rotating chassis 3 connected to the fixed chassis 2 are engaged with each other, at this time, the gear motor 19 can realize that the two gears 17 can rotate only through one linkage shaft 18, the connecting arm 20 and the handle 21, so that the cost is reduced, the distance between the two additionally arranged sleeves 37 can be increased certainly, the gears 17 arranged on the two rotating arms 5 are not interfered with each other, the gears are driven to rotate through the linkage shaft 18, the rotating arms 5 and the handle 21 respectively, the matching and adjusting modes of the gears are the same as those of the gears, and the details are not repeated.
When the number of the rotating chassis 3 is two or more, the gears 17 arranged on the rotating arms 5 of the two rotating chassis 3 connected with the fixed chassis 2 need to be meshed, so that the rotating arms 5 cannot be connected to the fixed chassis 2, in this embodiment, if the fixed chassis 2 and the rotating chassis 3 adopt belt transmission, a tensioning device needs to be arranged on the rotating arms 5, the tensioning device comprises a tensioning wheel and a spring, the tensioning wheel is rotatably connected with a connecting rod, a stop block is further arranged on the rotating arm 5, the spring is positioned between the stop block and the connecting rod, so that the tensioning wheel always offsets with the belt, when the rotating chassis 3 rotates relative to the fixed chassis 2, the spring can compensate the slack generated by the belt, and the belt is always in a tensioned state.
Referring to embodiment 6 of the present invention shown in fig. 1 to 3 and 17 to 19, the main structure thereof is the same as that of embodiment 1, and it is different from embodiment 1 in that: the fixed chassis 2 is provided with an installation disc 23, the installation disc 23 is sleeved outside the sleeve 37, the installation disc 23 is provided with a U-shaped groove 24, the rotating arm 5 is provided with a locking device 25, the locking device 25 comprises a fixed nut 26 and a locking piece 27, one end of the fixed nut 26 is connected to the rotating arm 5, the other end of the fixed nut 26 penetrates through the arc groove, the locking piece 27 is provided with an eccentric block 28, the eccentric block 28 is rotatably connected to one end of the fixed nut 26 penetrating through the arc groove, when the locking piece 27 is rotated, the eccentric block 28 abuts against the installation disc 23 to enable the installation disc 23 to be tightly attached to the rotating arm 5, when the rotating chassis 3 needs to be unfolded, the rotating chassis 3 is rotated relative to the fixed chassis 2, when the unfolding angle of the rotating chassis 3 relative to the fixed chassis 2 reaches the actual use requirement, the locking piece 27 is rotated, the eccentric block 28 abuts against the installation disc 23 to, in order to be spacing with swinging boom 5 to it is fixed with rotatory chassis 3 relatively fixed chassis 2, when needs rotate rotatory chassis 3 once more, with the reversal of lock 27, make eccentric block 28 no longer compress tightly mounting disc 23, no longer spacing to swinging boom 5, alright rotate rotatory chassis 3 once more.
When the number of the rotating chassis 3 is more than two, two rotating chassis 3 are respectively connected to the center of the fixed chassis 2 through the rotating arm 5 in a rotating way, the other rotating chassis 3 are connected to the rotating chassis 3 connected with the fixed chassis 2 through the rotating arm 5 in a rotating way, at this time, the shell 34 of the rotating chassis 3 which is connected with the fixed chassis 2 in a rotating way is also provided with the sleeve 37, so that the rotating chassis 3 can be connected with the other rotating chassis 3 through the rotating arm 5 in a rotating way, wherein the rotating chassis 3 which is connected with the fixed chassis 2 in a rotating way is provided with the installation disk 23, the installation disk 23 is provided with the U-shaped groove 24, the rotating arms 5 of the other rotating chassis 3 which is connected with the rotating chassis 3 are provided with the locking device 25, the locking device 25 comprises a fixed nut 26 and a locking piece 27, one end of the fixed nut 26 is connected, the eccentric block 28 is rotatably connected to one end of the fixing nut 26 penetrating through the arc slot, so as to realize the rotation adjustment and fixation of the rest of the rotating chassis 3 relative to the rotating chassis 3 connected with the fixed chassis 2, and the matching and adjustment mode is the same as that described above, and is not described herein.
Referring to embodiment 7 of the present invention shown in fig. 1 to 3 and 20 to 22, the main structure thereof is the same as that of embodiment 6, and it is different from embodiment 6 in that: the rotating arm 5 is connected with a first sawtooth fixing disk 29, the fixed chassis 2 is provided with a second sawtooth fixing disk 30 matched with the first sawtooth fixing disk 29, the first sawtooth fixing disk 29 and the second sawtooth fixing disk 30 are both sleeved outside the sleeve 37, the abutting surfaces of the first sawtooth fixing disk 29 and the second sawtooth fixing disk 30 are respectively provided with sawtooth surfaces, the fixed chassis 2 is provided with a locking device 25, the locking device 25 comprises a fixed nut 26 and a locking piece 27, one end of the fixed nut 26 is connected with the fixed chassis 2, the other end of the fixed nut 26 penetrates through the fixed chassis 2, the second sawtooth fixing disk 30, the first sawtooth fixing disk 29 and the rotating arm 5, the locking piece 27 is provided with an eccentric block 28, the eccentric block 28 is rotationally connected with one end of the fixed nut 26 penetrating through the rotating arm 5, when the locking member 27 is rotated, the eccentric block 28 abuts against the rotating arm 5 to closely attach the first and second serration fixing disks 29 and 30.
When the rotatory chassis 3 need expand, with rotatory chassis 3 relatively fixed chassis 2 rotation, make first sawtooth fixed disk 29 rotate relative second sawtooth fixed disk 30, realize hierarchical regulation, when the expansion angle of rotatory chassis 3 relatively fixed chassis 2 reaches the in-service use demand, rotate locking piece 27, eccentric block 28 offsets so that first sawtooth fixed disk 29 and second sawtooth fixed disk 30 closely laminate with swinging boom 5, it is spacing with swinging boom 5, thereby it is fixed with rotatory chassis 3 relatively fixed chassis 2, when the rotatory chassis 3 is rotated once more to needs, reverse locking piece 27, make eccentric block 28 no longer compress tightly swinging boom 5, first sawtooth fixed disk 29 and second sawtooth fixed disk 30 do not closely laminate again, swinging boom 5 can rotate relative fixed chassis 2 this moment.
When the number of the rotary chassis 3 is two, the two rotary chassis 3 are respectively connected to the center of the fixed chassis 2 through the rotary arm 5 in a rotary manner, the rotary arm 5 of one rotary chassis 3 which is connected with the fixed chassis 2 in a rotary manner is connected with a first sawtooth fixing disk 29, the fixed chassis 2 is provided with a second sawtooth fixing disk 30 which is matched with the first sawtooth fixing disk 29, the other side of the rotary arm 5 which is provided with the first sawtooth fixing disk 29 is also provided with a third sawtooth fixing disk, the rotary arm 5 of the other rotary chassis 3 which is connected with the fixed chassis 2 in a rotary manner is provided with a fourth sawtooth fixing disk which is matched with the third sawtooth fixing disk, the first sawtooth fixing disk 29, the second sawtooth fixing disk 30, the third sawtooth fixing disk and the fourth sawtooth fixing disk are respectively provided with sawtooth surfaces, and the first sawtooth fixing disk 29, the second sawtooth fixing disk 30, the third sawtooth fixing disk and the fourth sawtooth fixing, be equipped with locking means 25 on fixed chassis 2, locking means 25 includes fixation nut 26 and locking piece 27, and fixation nut 26 one end is connected in fixed chassis 2, and the fixation nut 26 other end passes fixed chassis 2, second sawtooth fixed disk 30, first sawtooth fixed disk 29, swinging boom 5, third sawtooth fixed disk. Fourth sawtooth fixed disk and another rotation arm 5 are equipped with eccentric block 28 on the locking piece 27, and eccentric block 28 rotates and connects in the one end that fixing nut 26 passed another rotation arm 5, and when rotating locking piece 27, eccentric block 28 offsets so that first sawtooth fixed disk 29, second sawtooth fixed disk 30, third sawtooth fixed disk and fourth sawtooth fixed disk closely laminate with rotation arm 5.
When the number of the rotating chassis 3 is more than two, two rotating chassis 3 are respectively connected to the center of the fixed chassis 2 through the rotating arm 5 in a rotating way, the other rotating chassis 3 are connected to the rotating chassis 3 connected with the fixed chassis 2 through the rotating arm 5 in a rotating way, at this time, the shell 34 of the rotating chassis 3 which is connected with the fixed chassis 2 in a rotating way is also provided with the sleeve 37, so that the rotating chassis 3 can be connected with the other rotating chassis 3 through the rotating arm 5 in a rotating way,
wherein, the rotating chassis 3 which is rotatably connected with the fixed chassis 2 is provided with a sawtooth fixing disk and a locking device 25, the rotating arm 5 of the other rotating chassis 3 which is rotatably connected with the rotating chassis 3 is provided with another sawtooth fixing disk which is matched with the sawtooth fixing disk, the matching and adjusting mode is the same as the above, and the details are not repeated.
Referring to fig. 1 to 3 and 23 to 25, embodiment 8 of the present invention has the same main structure as embodiment 6, and is different from embodiment 6 in that: be equipped with spacing groove 31 on fixed chassis 2, be equipped with guide way 32 on the swinging boom 5, be equipped with locking means 25 on fixed chassis 2, locking means 25 includes fixation nut 26 and locking part 27, fixation nut 26 one end is connected in fixed chassis 2, the fixation nut 26 other end passes spacing groove 31 and guide way 32, be equipped with eccentric block 28 on the locking part 27, eccentric block 28 rotates to be connected in the one end that fixation nut 26 passed guide way 32, when rotating locking part 27, eccentric block 28 offsets so that swinging boom 5 and the laminating of fixed chassis 2 with swinging boom 5, it is preferred, the one end that fixation nut 26 passed guide way 32 still the activity is equipped with gasket 33, eccentric block 28 offsets with swinging boom 5 through gasket 33, in order to increase area of contact, make the butt inseparabler.
When the rotating chassis 3 needs to be unfolded, the rotating chassis 3 rotates relative to the fixed chassis 2, the rotating chassis 3 is in the rotating process, the fixing nut 26 can move along the limiting groove 31 through the guide groove 32, when the unfolding angle of the rotating chassis 3 relative to the fixed chassis 2 reaches the actual use requirement, the locking piece 27 is rotated, the eccentric block 28 abuts against the rotating arm 5 to enable the rotating arm 5 to be attached to the fixed chassis 2, the rotating chassis 3 is fixed relative to the fixed chassis 2, the installation disc 23 abuts against to enable the installation disc 23 to be closely attached to the rotating arm 5, the rotating arm 5 is limited, the rotating chassis 3 is fixed relative to the fixed chassis 2, when the rotating chassis 3 needs to be rotated again, the locking piece 27 is reversed, the eccentric block 28 is enabled not to compress the rotating arm 5 any more, the rotating arm 5 is not limited any more, and the rotating chassis 3 can be rotated again.
When the number of the rotating chassis 3 is two or more, two rotating chassis 3 are respectively connected to the center of the fixed chassis 2 through the rotating arm 5 in a rotating way, the other rotating chassis 3 are connected to the rotating chassis 3 connected with the fixed chassis 2 through the rotating arm 5 in a rotating way, at this time, the shell 34 of the rotating chassis 3 which is connected with the fixed chassis 2 in a rotating way is also provided with a sleeve 37, thereby being convenient for being connected with the other rotating chassis 3 through the rotating arm 5 in a rotating way, wherein the rotating arm 5 of the rotating chassis 3 which is connected with the fixed chassis 2 in a rotating way is respectively provided with a guide groove 32, the other end of the fixed nut 26 passes through the limiting groove 31 and the two guide grooves 32 to be connected with the locking piece 27, the rotating chassis 3 which is connected with the fixed chassis 2 in a rotating way is provided with the limiting groove 31 and the locking device 25, the rotating, the fixing nut 26 is connected to the locking member 27 through the limiting groove 31 and the guiding groove 32, and the fitting and adjustment manner thereof is the same as that described above, and will not be described herein.
The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.
Claims (14)
1. A self-contained mowing device, comprising: including mounting bracket (1), fixedly connected with fixed chassis (2) are gone up in mounting bracket (1), be equipped with mowing blade (4) in fixed chassis (2), be used for the drive on fixed chassis (2) mowing blade (4) pivoted drive arrangement, be equipped with on mounting bracket (1) and do drive arrangement provides power (44), the bottom on chassis still is equipped with gyro wheel (42), be equipped with connecting hole (43) on fixed chassis (2).
2. A self-contained mowing device according to claim 1, wherein: the fixed chassis (2) is rotatably connected with at least one rotating chassis (3), and a mowing blade (4) is arranged in the rotating chassis (3).
3. A self-contained mowing device according to claim 2, wherein: the number of the rotary chassis (3) is two, and the two rotary chassis (3) are respectively connected with the fixed chassis (2) in a rotating manner.
4. A self-contained mowing device according to claim 2, wherein: the number of the rotary chassis (3) is more than two, wherein two rotary chassis (3) are respectively connected with the fixed chassis (2) in a rotating way, and the rest rotary chassis (3) are connected with the rotary chassis (3) connected with the fixed chassis (2) in a rotating way.
5. A self-contained mowing apparatus according to any one of claims 2 to 4, wherein: the driving device comprises a plurality of driving motors (39), the driving motors (39) are respectively arranged on the fixed chassis (2) and the rotating chassis (3), and the driving motors are respectively in transmission connection with the mowing blades (4) in the fixed chassis (2) and the rotating chassis (3).
6. A self-contained mowing apparatus according to any one of claims 2 to 4, wherein: the driving device comprises a driving motor (39), belt pulleys are respectively connected to a mowing blade (4) in the fixed chassis (2) and a mowing blade (4) in the rotating chassis (3), a belt is sleeved between the belt pulley on the fixed chassis (2) and the belt pulley on the rotating chassis (3), and the driving motor (39) is in transmission connection with the belt pulley on the fixed chassis (2).
7. A self-contained mowing device according to claim 2, wherein: rotatory chassis (3) through swinging boom (5) with fixed chassis (2) rotate and connect, be equipped with lead screw motor (7) on mounting bracket (1), the output transmission of lead screw motor (7) is connected with lead screw (6), be equipped with slider (8) on lead screw (6), be connected with rocker (9) on slider (8), rocker (9) with swinging boom (5) are connected.
8. A self-contained mowing device according to claim 2, wherein: rotatory chassis (3) through swinging boom (5) with fixed chassis (2) rotate and connect, be equipped with lead screw (6) on mounting bracket (1), be equipped with slider (8) on lead screw (6), be connected with rocker (9) on slider (8), rocker (9) with swinging boom (5) are connected, the tip of lead screw (6) is connected with handle (10) through handle seat (11).
9. A self-contained mowing device according to claim 2, wherein: rotatory chassis (3) through swinging boom (5) with fixed chassis (2) rotate to be connected, it has a plurality of locating holes (14) to distribute along the circumference on swinging boom (5), be equipped with on mounting bracket (1) and fall round pin ware (15), fall round pin ware (15) internalization and be equipped with spacer pin (16), spacer pin (16) and locating hole (14) cooperation in order to incite somebody to action swinging boom (5) are spacing.
10. A self-contained mowing device according to claim 2, wherein: rotatory chassis (3) through swinging boom (5) with fixed chassis (2) rotate and connect, swinging boom (5) are equipped with gear (17) with fixed chassis (2) junction, be equipped with gear motor (19) on mounting bracket (1), the output of gear motor (19) passes through universal driving shaft (18) and is connected with gear (17) transmission.
11. A self-contained mowing device according to claim 2, wherein: rotatory chassis (3) through swinging boom (5) with fixed chassis (2) rotate and connect, swinging boom (5) are equipped with gear (17) with fixed chassis (2) junction, be connected with universal driving shaft (18) on gear (17), the one end that gear (17) were kept away from in universal driving shaft (18) is connected with handle (21) through linking arm (20).
12. A self-contained mowing device according to claim 2, wherein: rotatory chassis (3) through swinging boom (5) with fixed chassis (2) rotate and connect, be equipped with mounting disc (23) on fixed chassis (2), be equipped with U-shaped groove (24) on mounting disc (23), be equipped with locking means (25) on swinging boom (5), locking means (25) include fixation nut (26) and locking piece (27), and fixation nut (26) one end is connected on swinging boom (5), and the arc groove is passed to fixation nut (26) other end, be equipped with eccentric block (28) on locking piece (27), eccentric block (28) rotate to be connected in fixation nut (26) the one end that passes the arc groove, and when rotating locking piece (27), eccentric block (28) offset so that mounting disc (23) and swinging boom (5) closely laminate.
13. A self-contained mowing device according to claim 2, wherein: the rotary chassis (3) is rotatably connected with the fixed chassis (2) through a rotary arm (5), the rotary arm (5) is connected with a first sawtooth fixing disk (29), the fixed chassis (2) is provided with a second sawtooth fixing disk (30) matched with the first sawtooth fixing disk (29), the joint surfaces of the first sawtooth fixing disk (29) and the second sawtooth fixing disk (30) are respectively provided with sawtooth surfaces, the fixed chassis (2) is provided with a locking device (25), the locking device (25) comprises a fixing nut (26) and a locking piece (27), one end of the fixing nut (26) is connected with the fixed chassis (2), the other end of the fixing nut (26) penetrates through the fixed chassis (2), the second sawtooth fixing disk (30), the first sawtooth fixing disk (29) and the rotary arm (5), and the locking piece (27) is provided with an eccentric block (28), the eccentric block (28) is rotatably connected to one end of the fixed nut (26) penetrating through the rotating arm (5), and when the locking piece (27) is rotated, the eccentric block (28) is abutted against the rotating arm (5) so that the first sawtooth fixed disk (29) and the second sawtooth fixed disk (30) are tightly attached to each other.
14. A self-contained mowing device according to claim 2, wherein: the rotating chassis (3) is rotationally connected with the fixed chassis (2) through a rotating arm (5), a limiting groove (31) is arranged on the fixed chassis (2), a guide groove (32) is arranged on the rotating arm (5), a locking device (25) is arranged on the fixed chassis (2), the locking device (25) comprises a fixed nut (26) and a locking piece (27), one end of the fixed nut (26) is connected to the fixed chassis (2), the other end of the fixed nut (26) penetrates through a limiting groove (31) and a guide groove (32), an eccentric block (28) is arranged on the locking piece (27), the eccentric block (28) is rotatably connected to one end of the fixed nut (26) penetrating through the guide groove (32), when the locking piece (27) is rotated, the eccentric block (28) is abutted against the rotating arm (5) so as to enable the rotating arm (5) to be attached to the fixed chassis (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201822041344.3U CN210093955U (en) | 2018-12-06 | 2018-12-06 | Independent grass cutting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201822041344.3U CN210093955U (en) | 2018-12-06 | 2018-12-06 | Independent grass cutting device |
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CN210093955U true CN210093955U (en) | 2020-02-21 |
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Family Applications (1)
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CN201822041344.3U Active CN210093955U (en) | 2018-12-06 | 2018-12-06 | Independent grass cutting device |
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CN (1) | CN210093955U (en) |
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2018
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