CN116210469A - Garden electric shears and using method thereof - Google Patents
Garden electric shears and using method thereof Download PDFInfo
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- CN116210469A CN116210469A CN202310234047.3A CN202310234047A CN116210469A CN 116210469 A CN116210469 A CN 116210469A CN 202310234047 A CN202310234047 A CN 202310234047A CN 116210469 A CN116210469 A CN 116210469A
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- scissors
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- shears
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000010008 shearing Methods 0.000 claims abstract description 46
- 230000000670 limiting effect Effects 0.000 claims abstract description 43
- 230000009471 action Effects 0.000 claims abstract description 22
- 230000001681 protective effect Effects 0.000 claims abstract description 16
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 10
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 10
- 241001330002 Bambuseae Species 0.000 claims description 10
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 10
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 10
- 239000011425 bamboo Substances 0.000 claims description 10
- 229910052744 lithium Inorganic materials 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 241000883990 Flabellum Species 0.000 claims description 2
- 238000001816 cooling Methods 0.000 abstract description 15
- 230000001360 synchronised effect Effects 0.000 abstract description 9
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 230000008569 process Effects 0.000 description 8
- 230000000712 assembly Effects 0.000 description 6
- 238000000429 assembly Methods 0.000 description 6
- 230000006872 improvement Effects 0.000 description 6
- 238000013138 pruning Methods 0.000 description 6
- 230000017525 heat dissipation Effects 0.000 description 5
- 230000036961 partial effect Effects 0.000 description 4
- 238000009966 trimming Methods 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 238000002789 length control Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G3/00—Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
- A01G3/02—Secateurs; Flower or fruit shears
- A01G3/033—Secateurs; Flower or fruit shears having motor-driven blades
- A01G3/037—Secateurs; Flower or fruit shears having motor-driven blades the driving means being an electric motor
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G3/00—Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
- A01G3/02—Secateurs; Flower or fruit shears
- A01G3/033—Secateurs; Flower or fruit shears having motor-driven blades
- A01G3/0335—Secateurs; Flower or fruit shears having motor-driven blades having elongated or extended handles
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- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Environmental Sciences (AREA)
- Scissors And Nippers (AREA)
Abstract
The invention discloses a garden electric shears and a using method thereof, wherein a limiting component is fixedly arranged at the top of an outer protective shell, an angle adjusting component is fixed on the limiting component, a fixed shears component is arranged at the outer side of the angle adjusting component, the limiting component and the fixed shears component are assembled in an inserting way, a movable shears component which is matched with the fixed shears component is movably sleeved at the outer side of the angle adjusting component, the problems that the existing electric shears are integrated and the working length cannot be adjusted can be effectively solved, the problem that the fixed shears in the market cannot be adjusted at the present can be solved, further power supply can be provided for the shearing action of the movable shears when the movable shears component performs shearing action to generate clamping action, the movable shears are driven to continue to complete shearing action, the synchronous working of a cooling fan and the movable shears component is ensured, the electric shears can work for a long time without stopping, the service life of the electric shears is prolonged, and meanwhile, the using safety is improved.
Description
Technical Field
The invention relates to the technical field of garden electric shears, in particular to a pair of garden electric shears and a using method thereof.
Background
The electric shears are insulated handheld electric tools which take an electric motor as power and drive the electric shears head to perform shearing operation through a transmission mechanism, in the prior art, a plurality of patent documents related to the electric shears exist, and the current electric shears can meet certain use requirements, but have more use defects in the process of garden pruning.
According to the handheld electric shears for pruning garden hardwood and the safety protection structure thereof, through the arrangement of the expanding stay rod, the supporting ring and the annular pushing plate, the rest branches and leaves can be pulled out by the elastic blocking belt during pruning operation, so that a better visual field is provided, the problem that the working efficiency is affected due to poor visual field conditions is solved, and meanwhile, the branches and leaves to be pruned can be separated from the rest branches and leaves.
According to the long-service-life pruning lithium electric scissors with the patent number of 202123151480.6, the outer end of the handle section of the scissors is sleeved with the protective sleeve, so that the problems that users are easily scratched when the conventional electric scissors are used, the storage battery is easily knocked, and the handle is easily worn are solved.
However, although the above technical scheme realizes stirring the branches and leaves at the trimming part to achieve the effect of widening the visual field, the whole anti-collision protection can be improved, but because the electric shears on the market at present are hand-held, the structure is small and convenient to hold, the most intuitive disadvantage brought is that the length during use is insufficient, the operation range is small, the branches and leaves at the deep or high position are inconvenient to trim, the limitation is larger, and meanwhile, the corresponding patent document is not searched and found to be for adjusting the working length of the electric shears, and based on the fact, the adaptive adjustment of the working length of the electric shears is necessary.
Therefore, it is necessary to invent a garden electric shears and a using method thereof to solve the above problems.
Disclosure of Invention
The invention aims to provide a garden electric shears and a using method thereof, which are used for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a gardens electric shears, includes the foundation subassembly, foundation subassembly bottom cartridge installs lithium battery pack, the foundation subassembly is including holding a section of thick bamboo, it is equipped with the guide holder to hold a section of thick bamboo top sliding fit, the top integrated into one piece of guide holder is provided with outer shell, outer shell top fixed mounting has spacing subassembly, be fixed with angle adjustment subassembly on the spacing subassembly, just angle adjustment subassembly outside is equipped with and decides the scissors subassembly, just spacing subassembly and decide the scissors subassembly grafting assembly, angle adjustment subassembly outside movable sleeve is equipped with and decides the scissors subassembly that moves that the scissors subassembly cooperatees to use, it installs a driving motor to hold a section of thick bamboo inner chamber bottom, a driving motor's output fixed mounting has the drive lead screw, driving lead screw threaded connection is in the guide holder, hold a section of thick bamboo openly to be equipped with control panel, through the action of control panel control a driving lead screw drive guide holder and outer shell realization length direction's removal, can realize the length adjustment of whole electricity like this.
Preferably, the base assembly further comprises a connecting seat arranged at the bottom of the holding cylinder and electrically connected with the lithium battery assembly, a control button electrically connected with the control panel is arranged on the holding cylinder, and the top of the outer protective shell is provided with a protective plate.
Preferably, the limiting component comprises a mounting seat fixed at the top of the outer protective shell, an electric telescopic rod is assembled in the mounting seat, a driving plate is fixedly arranged at the output end of the electric telescopic rod in an extending mode, and a limiting rod penetrating through the mounting seat is fixed at the same side of the other end of the driving plate.
Preferably, the angle adjusting component comprises a rotating shaft fixed on the mounting seat, the inner cavity of the rotating shaft is rotationally provided with a rotary table at the corresponding position of the fixed scissors component, an arc-shaped rack is integrally formed on the outer side of the rotary table, the rear side of the rotary table is fixedly provided with the output end of the servo motor, a containing channel corresponding to the arc-shaped rack is arranged on the rotating shaft, the limiting component is driven to act through the control panel, the fixed scissors component and the limiting component are separated, then the control panel controls the angle adjusting component to act, the rotating angle of the fixed scissors component relative to the movable scissors component can be controlled, namely the adjusting angle of the fixed scissors component is reset, the limiting component is driven to reset through the control panel, the limiting installation of the fixed scissors component is realized again, and the safety is improved.
Preferably, the fixed scissors assembly comprises a mounting disc sleeved and assembled outside the rotating shaft, fixed scissors are integrally formed on the mounting disc, through holes matched with the rotating shaft are formed in the mounting disc, semi-arc toothed rings meshed with the arc racks are integrally formed in the inner side walls of the through holes, and limiting hole groups assembled by inserting limiting rods are formed in the fixed scissors.
Preferably, the movable scissors assembly comprises a connecting disc which is rotationally sleeved outside a rotating shaft, movable scissors are integrally formed at the top of the connecting disc, a bevel gear plate is integrally formed at the front side of the connecting disc, a second driving motor is fixedly arranged at the bottom of an inner cavity of the outer protective shell through a support, a connecting shaft is arranged at the output end of the second driving motor, a bevel gear which is meshed with the bevel gear plate is fixedly arranged at the other end of the connecting shaft, the control panel is electrically connected with a control button, the first driving motor, the servo motor, the second driving motor and an electric telescopic rod, the second driving motor can be started by pressing the control button, the movable scissors assembly is driven to rotate, the movable scissors assembly and the fixed scissors assembly are used for cutting branches to be cut, and after the control button is released, the control panel can control the second driving motor to reversely rotate and then drive the movable scissors assembly to reset, so that next shearing work is facilitated.
Preferably, the limiting hole group comprises a plurality of inserting holes, the inserting holes are distributed on the fixed scissors by taking the electric telescopic rod as a circle center, and the telescopic travel of the electric telescopic rod is larger than the length of the limiting rod inserted in the inserting holes.
Preferably, the top of drive lead screw extends into and is equipped with the bearing connecting seat in the outer shell, the top of bearing connecting seat articulates and is connected with the haulage rope, the bottom left side of connection pad is fixed with the traction ring, articulated the installing on the traction ring has the haulage head, the other end of haulage rope is fixed on the traction head, starts first driving motor through control panel, makes the guide holder continue overhanging and pulling haulage rope continuously tensioning, can give the rotation moment on the scissors subassembly and form the shearing force to accomplish the secondary shearing to the branch, realize optimizing the processing to the clamping knife, improve safety in utilization.
Preferably, the fixed cover in the outside of even axle is equipped with the radiator fan corresponding with moving the scissors subassembly, radiator fan establishes the fixed disk in the even outside of axle including fixed cover, and the outside of fixed disk is evenly equipped with the flabellum that is the arc setting, and radiator fan just can be synchronous to its blast air heat dissipation, just can guarantee that radiator fan and moving the scissors subassembly and be synchronous operation, and the electric scissors of being convenient for can work for a long time and not shut down improves the safety in utilization when improving the life of electric scissors.
The use method of the garden electric shears utilizes the functions of adjusting the length and the angle of the garden electric shears when shearing branches, and comprises the following steps:
s1: when the length adjustment is needed, the first driving motor is controlled to act through the control panel, and the guide seat and the outer protective shell are driven by the driving screw rod to realize the movement in the length direction, so that the length adjustment of the whole electric shears can be realized, the length of the guide seat extending outwards can be manually controlled according to actual needs, the locking can be realized after the length adjustment, the guide seat is prevented from moving automatically, the use safety is improved, and the problems that the current electric shears are integrated and the working length cannot be adjusted can be effectively solved;
s2: the shearing action of branches is realized through the cooperation of the fixed scissors assembly and the movable scissors assembly by pressing the control button, and the limiting assembly is driven to act through the control panel, so that whether the fixed scissors assembly and the limiting assembly are separated or not can be controlled, the control panel is convenient to control the angle adjusting assembly to act, the rotation angle of the fixed scissors assembly relative to the movable scissors assembly can be controlled, namely the adjusting angle of the fixed scissors assembly is solved, the problem that the position of the fixed scissors assembly on the market cannot be adjusted at present is solved, and the fixed scissors assembly can effectively work when the thickness is larger than the angle between the movable scissors assembly and the fixed scissors assembly;
s3: when the movable scissor assembly performs shearing action to generate a clamping knife, the first driving motor is started through the control panel, so that the rotating moment on the movable scissor assembly can be given to form shearing force, secondary shearing of branches is completed, the clamping knife is optimized, and the use safety is improved.
The invention has the technical effects and advantages that:
1. according to the invention, the first driving motor is controlled to act through the control panel, the guide seat and the outer protective shell are driven by the driving screw rod to realize movement in the length direction, so that the length adjustment of the whole electric shears can be realized, the outward extending length of the guide seat can be manually controlled according to actual needs, locking can be realized after the length adjustment, the guide seat is prevented from moving by itself, the use safety is improved, and the problems that the existing electric shears are integrated and the working length cannot be adjusted can be effectively solved.
2. According to the invention, the limiting assembly is driven to act through the control panel, the fixed scissors assembly and the limiting assembly can be driven to be separated, then the control panel controls the angle adjusting assembly to act, the rotation angle of the fixed scissors assembly relative to the movable scissors assembly can be controlled, namely the adjusting angle of the fixed scissors assembly is driven to reset through the control panel, the limiting assembly is driven to be reset, the limiting assembly is mounted again, the safety is improved, the problem that the fixed scissors position on the market cannot be adjusted at present is solved, and the fixed scissors can effectively perform work when the thickness is larger than the angle between the movable scissors and the fixed scissors.
3. When the movable scissors assembly shears and the knife is stuck, the first driving motor is started through the control panel, so that the guide seat is enabled to extend outwards continuously to pull the traction rope to be tensioned continuously, the rotating moment on the movable scissors assembly can be given to form shearing force, secondary shearing of branches is completed, the knife is stuck in an optimized mode, and use safety is improved, further power supply is provided for the shearing action of the movable scissors, and the movable scissors is enabled to continue to act continuously to complete shearing work.
4. According to the invention, the synchronous rotating cooling fan is added, so long as the bevel gear and the bevel gear plate are meshed to rotate, the cooling fan can synchronously perform air blast and heat dissipation on the bevel gear and the bevel gear plate, and the synchronous working of the cooling fan and the movable scissors assembly can be ensured, so that the electric scissors can work for a long time without stopping, the service life of the electric scissors is prolonged, and the use safety is improved.
Drawings
Fig. 1 is a front view of the overall structure of the present invention.
Fig. 2 is a rear view of the overall structure of the present invention.
Fig. 3 is a schematic cross-sectional structure of the holding cylinder and the guide holder of the present invention.
Fig. 4 is a schematic view of a partial structure of the present invention.
Fig. 5 is a front view of the assembled structure of the fixed and movable scissor assemblies of the present invention.
Fig. 6 is a rear view of the assembled structure of the fixed and movable scissor assemblies of the present invention.
FIG. 7 is a schematic view of the structure of the scissors assembly according to the present invention.
FIG. 8 is a schematic view of an angle adjusting assembly according to the present invention.
Fig. 9 is a schematic view showing the assembled partial structure of the movable scissor assembly and the cooling fan of the invention.
Fig. 10 is a schematic diagram of a heat dissipating fan according to the present invention.
FIG. 11 is a schematic view of another view of the movable scissor assembly of the invention.
FIG. 12 is a schematic view of a partial structure of the movable scissor assembly of the invention.
Fig. 13 is a schematic view of the assembled partial structure of the driving screw and the traction rope of the present invention.
In the figure: 1. a base component; 11. a holding cylinder; 12. a connecting seat; 13. a guide seat; 14. a control button; 15. driving a screw rod; 16. a control panel; 17. an outer protective shell; 18. a first driving motor; 19. a bearing connecting seat; 2. a lithium battery module; 3. a limit component; 31. an electric telescopic rod; 32. a driving plate; 33. a limit rod; 4. an angle adjustment assembly; 41. a servo motor; 42. a turntable; 43. an arc-shaped rack; 44. a receiving channel; 5. a fixed scissors assembly; 51. a mounting plate; 52. setting scissors; 53. a semi-arc toothed ring; 54. a limiting hole group; 6. a movable scissor assembly; 61. a connecting disc; 62. moving scissors; 63. conical toothed plate; 64. a second driving motor; 65. a connecting shaft; 66. bevel gears; 67. a traction ring; 68. a traction head; 69. a traction rope; 7. a heat radiation fan.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present invention are within the scope of protection of the present invention.
First embodiment
The invention provides a garden electric shears as shown in fig. 1-13, which comprises a foundation assembly 1, wherein a lithium battery assembly 2 is inserted and assembled at the bottom of the foundation assembly 1, the foundation assembly 1 comprises a holding cylinder 11, a guide seat 13 is slidably assembled at the top of the holding cylinder 11, an outer protective shell 17 is integrally formed at the top of the guide seat 13, a limiting assembly 3 is fixedly arranged at the top of the outer protective shell 17, an angle adjusting assembly 4 is fixedly arranged on the limiting assembly 3, a fixed shears assembly 5 is assembled at the outer side of the angle adjusting assembly 4, the limiting assembly 3 and the fixed shears assembly 5 are assembled in an inserting manner, a movable shears assembly 6 matched with the fixed shears assembly 5 is movably sleeved at the outer side of the angle adjusting assembly 4, a first driving motor 18 is arranged at the bottom of the inner cavity of the holding cylinder 11, a driving screw 15 is fixedly assembled at the output end of the first driving motor 18, the driving screw 15 is in the guide seat 13 in a threaded manner, a control panel 16 is assembled at the front of the holding cylinder 11, the foundation assembly 1 further comprises a connecting seat 12 which is arranged at the bottom of the holding cylinder 11 and is electrically connected with the lithium battery assembly 2, and a control button 14 is electrically connected with the control panel 16 is arranged on the holding cylinder 11.
It is worth noting that, this document changes traditional integral type structure, divide into detachable two parts, simultaneously can realize the overhanging of embedded part, accomplish the adjustment of length, improve application scope, the device is when using, can peg graft the assembly fast with lithium cell subassembly 2 on connecting seat 12, be convenient for realize the dismouting of lithium cell subassembly 2, improve the convenience, the outside cover of holding a section of thick bamboo 11 is equipped with the protection gum cover, improve crashproof protectiveness when improving frictional force, in addition, when needs carry out the overhanging of guide holder 13, manual operation control first driving motor 18 forward rotation on control panel 16, drive driving screw 15 through first driving motor 18 like this and rotate through the threaded connection effect of driving screw 15 and guide holder 13, simultaneously guide holder 13 and hold a section of thick bamboo 11 and belong to embedded sliding structure, can prevent the circumference rotation of guide holder 13, make guide holder 13 only can drive outer shell 17 and realize the ascending removal of length direction, realize the length adjustment of whole electric shears, can be according to the outside length control guide holder 13 of actual need, and can realize the manual operation control guide holder 13 outwards extension's length adjustment when needs carry out the overhanging of guide holder 13, can realize the length adjustment, can be realized at the inside the control knob 13, can not take place the time of the manual operation is realized the length adjustment, can be realized the length is adjusted for the manual operation is realized in the inner cut scissors 13 through the control knob 13, can be realized, can realize the length adjustment is realized through the length adjustment of the manual operation is realized, the length adjustment is realized through the guide holder 13 is difficult to realize the inner cut-adjusting the guide holder 13, can be realized to realize the manual adjustment, the length is realized, and is realized, can be cut 13 is realized to realize the length is realized, and is realized has 13 is realized and is realized has an improvement face an improvement.
And move scissors subassembly 6 including rotating the cover and establish the connection pad 61 in the pivot outside, connection pad 61 top integrated into one piece is provided with moves scissors 62, connection pad 61 front side integrated into one piece is provided with awl pinion rack 63, and outer shell 17 inner chamber bottom is through support fixed mounting has second driving motor 64, and the output of second driving motor 64 installs connecting axle 65, and the other end fixed mounting of connecting axle 65 has bevel gear 66 with awl pinion rack 63 meshing assembly.
When the pruning work is carried out, the control button 14 is pressed down to be a starting signal of the second driving motor 64, the second driving motor 64 can be driven to complete a preset action stroke (complete forward rotation and reverse rotation in sequence), the second driving motor 64 can be started by pressing the control button 14, the second driving motor 64 is driven to rotate through the connecting shaft 65 to drive the bevel gear 66, then the bevel gear 63 is driven to rotate around the angle adjusting assembly 4 through the meshing of the bevel gear 66 and the bevel gear 63, the driving scissors 62 are driven to rotate towards the fixed scissors 52, the fixed scissors 52 are matched to be used, the shearing of branches to be pruned is completed, after the control button 14 is released, the control panel 16 can control the second driving motor 64 to rotate reversely, then the driving scissors 62 are driven to reset, the next shearing work is facilitated, in addition, the protection plate is mounted on the top of the outer protection shell 17, the sheared branches can be effectively prevented from falling into the outer protection shell 17, and the protection function is achieved.
Second embodiment
During the use of the device, the applicant found that although the overhanging lengths of the movable and fixed scissor assemblies 6 and 5 can be effectively and steplessly adjusted, the angle between the movable and fixed scissor assemblies 62 and 52 of the conventional electric scissor is fixed, i.e. the fixed scissor 52 is welded and fixed, the position is not adjustable, resulting in a fixed working position, and at the same time, the movement stroke between the movable and fixed scissor assemblies 62 and 52 is also unchanged due to the fact that the rotation stroke of the second driving motor 64 is preset and unchanged, but the thickness of the branches to be trimmed is different, the trimming work can be completed for the electric scissor on the market with small branches, but cannot be completed for the case that the thickness is larger than the angle between the movable and fixed scissor assemblies 62 and 52, based on which the applicant proposes the following improvement scheme:
as shown in fig. 4-8, the limiting component 3 comprises a mounting seat fixed at the top of the outer protecting shell 17, an electric telescopic rod 31 is assembled in the mounting seat, a driving plate 32 is fixedly arranged at the output end of the electric telescopic rod 31 in an extending mode, a limiting rod 33 penetrating through the mounting seat is fixedly arranged at the same side of the other end of the driving plate 32, the angle adjusting component 4 comprises a rotating shaft fixed on the mounting seat, a rotating disc 42 is rotatably assembled at a position corresponding to the inner cavity of the rotating shaft and the fixed scissor component 5, an arc-shaped rack 43 is integrally formed at the outer side of the rotating disc 42, the rear side of the rotating disc 42 is fixedly assembled with the output end of the servo motor 41, a containing channel 44 corresponding to the arc-shaped rack 43 is formed in the rotating shaft, the fixed scissor component 5 comprises a mounting disc 51 sleeved and assembled at the outer side of the rotating shaft, fixed scissor 52 is integrally formed on the mounting disc 51, a through hole matched with the rotating shaft is formed in the same side as the inner side of the mounting disc 51, a semi-arc-shaped toothed ring 53 meshed with the arc-shaped rack 43 is integrally formed on the inner side of the through hole, a limiting hole group 54 assembled with the limiting rod 33 is formed on the fixed scissor 52, the limiting hole group 54 comprises a plurality of electric holes, the electric holes are distributed on the electric scissor 31 in the length of the telescopic rod 31 and are distributed on the telescopic rod 33 in the length of the telescopic rod.
In addition, the control panel 16 is electrically connected with the control button 14, the first driving motor 18, the servo motor 41, the second driving motor 64, and the electric telescopic rod 31, so that effective control of electrical components can be realized through the control panel 16.
When the improved scheme is used, when the included angle between the fixed scissors 52 and the movable scissors 62 needs to be increased, the electric telescopic rod 31 is driven to extend outwards through the control panel 16, the limiting rod 33 can be driven by the driving plate 32 to be separated from the limiting hole group 54, but the limiting rod 33 cannot be separated from the mounting seat, the limiting guide effect is conveniently provided for the limiting rod 33 through the mounting seat, then the control panel 16 controls the servo motor 41 to start, the servo motor 41 can drive the turntable 42 to rotate, then the arc-shaped rack 43 and the semi-arc-shaped toothed ring 53 on the turntable 42 are driven to be meshed to drive the fixed scissors 52 to rotate anticlockwise around the rotating shaft, the Hall sensor is arranged at the output end of the servo motor 41, the rotating angle of the servo motor 41 can be monitored at any time, when the servo motor 41 rotates anticlockwise for 8 degrees, and the angle between two adjacent groups of inserting holes is 8 degrees, the limit rod 33 corresponds to the next group of inserting holes, thus realizing the starting and stopping signals of the rotation of the servo motor 41 through the Hall sensor, the rotation angle of the servo motor 41, namely the rotation angle of the fixed scissors 52 relative to the movable scissors 62, namely the adjustment angle of the fixed scissors 52, then promoting the electric telescopic rod 31 to shrink inwards, driving the limit rod 33 to be inserted into the inserting holes again through the driving plate 32, thus realizing the limit treatment of the fixed scissors 52, preventing the fixed scissors 52 from generating the condition of self-rotation offset, then completing the increasing adjustment operation of the included angle between the fixed scissors 52 and the movable scissors 62 according to the actual need, otherwise, when the included angle between the fixed scissors 52 and the movable scissors 62 needs to be reduced, the operation is also carried out, only the control panel 16 is used for promoting the reverse rotation of the servo motor 41, thus solving the problem that the position of the fixed scissors 52 on the market at present cannot be adjusted, so as to be effective for greater thickness than the angle between the movable scissors 62 and the fixed scissors 52.
It should be noted that, this application file changes welded fastening into relative movable based on present electric shears on the market, can adjust the position of deciding scissors 52 according to actual need to accomplish the adjustment of deciding the contained angle between scissors 52 and the movable scissors 62, can increase the contained angle of deciding between scissors 52 and the movable scissors 62, be convenient for to the branch shearing needs of different roughness, this can avoid using other bigger instrument (such as electric saw, axe) to prune the operation to the branch that the roughness is great, improves convenient to use.
It is noted that, in the use process of the electric shears, the shearing and trimming operation on branches is realized through the shearing force between the fixed shears 52 and the movable shears 62, but because the output power of the second driving motor 64 is limited and the bevel gear 66 and the bevel gear 63 are meshed with the output shearing force, the theoretical shearing force is reduced, the situation that the fixed shears 52 and the movable shears 62 are clamped easily when sheared is realized, the second driving motor 64 is driven to reversely rotate only by slightly clamping the movable shears 62, and simultaneously, when the clamping degree of the movable shears 62 is deeper, the fixed shears 52 can be preferentially controlled to operate to realize the retracting operation, namely, the included angle between the fixed shears 52 and the movable shears 62 is increased to realize the retracting operation, and the operation steps are the same as the operation of increasing the included angle between the fixed shears 52 and the movable shears 62, so that the maximum adjustment of the included angle between the fixed shears 52 and the movable shears 62 can be realized to finish the retracting operation.
Further, once the shearing depth of the movable scissors 62 increases, the movable scissors 62 and the fixed scissors 52 are blocked and cannot be pulled out from the branches, and meanwhile, the fixed scissors 52 cannot act under the action of the servo motor 41, so that the problem that the electric scissors are blocked and cannot advance and retract is solved, particularly when a certain high-altitude pruning operation is performed, if the electric scissors are pulled out manually and strongly, the potential safety hazard exists for the staff, the applicant proposes the following improvement scheme:
as shown in fig. 11-13, the top end of the driving screw 15 extends into the outer protecting shell 17 to be movably provided with a bearing connecting seat 19, the top end of the bearing connecting seat 19 is hinged with a traction rope 69, the left side of the bottom of the connecting disc 61 is fixed with a traction ring 67, the traction ring 67 is hinged with a traction head 68, the other end of the traction rope 69 is fixed on the traction head 68, in this way, the second driving motor 64 drives the bevel gear 66 to rotate through the connecting shaft 65, then drives the bevel gear 63 to rotate around the angle adjusting assembly 4 through the meshing of the bevel gear 66 and the bevel gear 63, in this way, the driving scissors 62 are driven to rotate towards the fixed scissors 52, the fixed scissors 52 are matched for use, the shearing of branches to be pruned is completed, in this process, the length of the traction rope 69 is enough, the rotation of the driving scissors 62 is not influenced, and simultaneously the driving screw 15 is driven to rotate through the first driving motor 18, the guide seat 13 is driven to slide outwards in the holding cylinder 11 through the threaded connection effect of the driving screw rod 15 and the guide seat 13, the traction rope 69 is always in a non-tension state, so that interference with the action of the movable scissor assembly 6 can not occur in the process of adjusting the length of the device through the driving screw rod 15, but the traction rope 69 is in an initial tension state after the driving screw rod 15 drives the guide seat 13 to extend outwards for a certain length and when the movable scissor assembly 6 does not act, the initial tension state is the limit length of the free adjustment of the length of the device at the moment, when the movable scissor assembly 6 performs shearing action to generate a clamping knife, the first driving motor 18 is started through the control panel 16 to drive the driving screw rod 15 to rotate forwards, the guide seat 13 is driven to extend outwards continuously to pull the traction rope 69 to be tensioned continuously, a rotating impact torque can be given to the connecting disc 61, the traction ring 67 on the connecting disc 61 is pulled by the traction rope 69 to rotate around the rotary disc 42, and the rotation torque can act on the movable scissors 62 to form shearing force, so that secondary shearing of branches is completed, optimized processing of the clamping knife is realized, the use safety is improved, further power supply is provided for the shearing action of the movable scissors 62, and the movable scissors 62 are driven to complete the shearing work.
Third embodiment
Based on the linkage mode that the bevel gear 66 is meshed with the bevel gear plate 63 when the electric shears on the market at present are used, but the meshing of the bevel gear 66 and the bevel gear plate 63 is dry connection, so that friction force is increased when the bevel gear 66 is meshed with the bevel gear plate 63, more heat is generated, the meshing of the bevel gear 66 and the bevel gear plate 63 can be caused to generate overheat phenomenon when the electric shears are used for a long time, so that the bevel gear 66 and the bevel gear plate 63 are thermally adhered, and the use stability of the bevel gear 66 and the bevel gear plate 63 can be seriously damaged, and based on the following improvement scheme is proposed by the applicant:
as shown in fig. 5, 9 and 10, a cooling fan 7 corresponding to the moving scissor assembly 6 is fixedly sleeved on the outer side of the connecting shaft 65, the cooling fan 7 comprises a fixed disc fixedly sleeved on the outer side of the connecting shaft 65, and fan blades in arc-shaped arrangement are uniformly assembled on the outer side of the fixed disc.
In this way, in the shearing process of the device, by pressing the control button 14, the second driving motor 64 can be started, so that the second driving motor 64 drives the bevel gear 66 to rotate through the connecting shaft 65, then drives the bevel gear 63 to rotate around the angle adjusting component 4 through the engagement of the bevel gear 66 and the bevel gear 63, thus driving the scissors 62 to rotate towards the fixed scissors 52, and completing the shearing of branches to be sheared in cooperation with the fixed scissors 52, but heat generated when the bevel gear 66 and the bevel gear 63 are engaged is attached to the bevel gear 66 and the bevel gear 63 and is filled in the outer protective shell 17, and the heat dissipation is realized by wind flow based on the foundation only.
It should be noted that, when the present document considers that the bevel gear 66 and the bevel gear 63 are engaged in the working process of the electric shears to dissipate heat, the existing movable shears assembly 6 is used as a power source, no other driving structure is added, the synchronous rotating cooling fan 7 is added in the shearing action process of the movable shears assembly 6, the heat dissipation effect on the engaged position of the bevel gear 66 and the bevel gear 63 is completed through the air flowing, so that as long as the bevel gear 66 and the bevel gear 63 are engaged and rotated, the cooling fan 7 can synchronously perform blast heat dissipation on the bevel gear 66 and the bevel gear 63, the synchronous work of the cooling fan 7 and the movable shears assembly 6 can be ensured, the electric shears can work for a long time without stopping, and the service life of the electric shears is prolonged.
The embodiment also provides a using method of the garden electric shears, which utilizes the functions of adjusting the length and the angle of the garden electric shears when shearing branches, and comprises the following steps:
s1: when the length adjustment is needed, the first driving motor 18 is controlled to act through the control panel 16, the guide seat 13 and the outer protective shell 17 are driven by the driving screw 15 to realize the movement in the length direction, so that the length adjustment of the whole electric shears can be realized, the length of the guide seat 13 extending outwards can be manually controlled according to actual needs, the locking can be realized after the length adjustment, the guide seat 13 is prevented from moving automatically, the use safety is improved, and the problems that the current electric shears are integrated and the working length cannot be adjusted can be effectively solved;
s2: the second driving motor 64 can be started by pressing the control button 14 to drive the movable scissor assembly 6 to rotate, the movable scissor assembly 6 and the fixed scissor assembly 5 are used to cut branches to be cut, and after the control button 14 is loosened, the control panel 16 controls the second driving motor 64 to rotate reversely, and then the movable scissor assembly 6 is driven to reset, so that the next cutting work is facilitated;
s3: the limiting component 3 is driven to act through the control panel 16, the fixed scissors component 5 and the limiting component 3 can be driven to be separated, then the control panel 16 controls the angle adjusting component 4 to act, the rotation angle of the fixed scissors component 5 relative to the movable scissors component 6 can be controlled, namely the adjustment angle of the fixed scissors component 5 is controlled, then the limiting component 3 is driven to reset through the control panel 16, the re-limiting installation of the fixed scissors component 5 is realized, the safety is improved, the problem that the position of the fixed scissors 52 on the market cannot be adjusted at present is solved, and the fixed scissors can effectively work when the thickness is larger than the angle between the movable scissors 62 and the fixed scissors 52;
s4: when the movable scissors assembly 6 performs shearing action to generate a knife clamping, the control panel 16 starts the first driving motor 18 at this time, so that the guide seat 13 is driven to extend continuously to pull the traction rope 69 to be tensioned continuously, and the rotating moment on the movable scissors assembly 6 can be given to form shearing force, so that secondary shearing of branches is completed, the knife clamping is optimized, and the use safety is improved, so that further power supply is provided for the shearing action of the movable scissors 62, and the movable scissors 62 is driven to continue to perform the shearing action;
s5: the existing movable scissors assembly 6 is used as a power source, any other driving structure is not added, the synchronous rotating cooling fan 7 is added in the shearing action process of the movable scissors assembly 6, the cooling effect on the meshing position of the bevel gear 66 and the bevel gear plate 63 is completed through the air flowing, so that the cooling fan 7 can synchronously perform blast cooling on the bevel gear 66 and the bevel gear plate 63 as long as the bevel gear 66 and the bevel gear plate 63 are meshed and rotated, the synchronous working of the cooling fan 7 and the movable scissors assembly 6 can be ensured, the electric scissors can work for a long time without stopping, and the service life of the electric scissors is prolonged while the use safety is improved.
Finally, it should be noted that: the foregoing description of the preferred embodiments of the present invention is not intended to be limiting, but rather, it will be apparent to those skilled in the art that the foregoing description of the preferred embodiments of the present invention can be modified or equivalents can be substituted for some of the features thereof, and any modification, equivalent substitution, improvement or the like that is within the spirit and principles of the present invention should be included in the scope of the present invention.
Claims (10)
1. A garden electric shears, characterized in that: including basic subassembly (1), basic subassembly (1) bottom cartridge installs lithium cell module (2), basic subassembly (1) is including holding a section of thick bamboo (11), it is equipped with guide holder (13) to hold a section of thick bamboo (11) top slip, the top integrated into one piece of guide holder (13) is provided with outer shell (17), outer shell (17) top fixed mounting has spacing subassembly (3), be fixed with angle adjusting component (4) on spacing subassembly (3), just angle adjusting component (4) outside is equipped with decides scissors subassembly (5), just spacing subassembly (3) and decide scissors subassembly (5) grafting assembly, angle adjusting component (4) outside movable sleeve is equipped with and decides scissors subassembly (6) that scissors subassembly (5) cooperation used, it installs first driving motor (18) to hold a section of thick bamboo (11) inner chamber bottom, the output of first driving motor (18) is fixed to be equipped with driving lead screw (15), driving lead screw (15) threaded connection is in guide holder (13), it holds a section of thick bamboo (11) and is equipped with control panel (16) openly.
2. A garden shears according to claim 1, wherein: the base assembly (1) further comprises a connecting seat (12) arranged at the bottom of the holding cylinder (11) and electrically connected with the lithium battery assembly (2), a control button (14) electrically connected with a control panel (16) is arranged on the holding cylinder (11), and a protection plate is arranged at the top of the outer protection shell (17).
3. A garden shears according to claim 1, wherein: the limiting component (3) comprises an installation seat fixed at the top of the outer protective shell (17), an electric telescopic rod (31) is assembled in the installation seat, the output end of the electric telescopic rod (31) extends out of the installation seat to be fixedly provided with a driving plate (32), and the same side of the other end of the driving plate (32) is fixedly provided with a limiting rod (33) penetrating through the installation seat.
4. A garden shears according to claim 3, wherein: the angle adjusting assembly (4) comprises a rotating shaft fixed on the mounting seat, a rotating disc (42) is rotatably assembled at the position corresponding to the inner cavity of the rotating shaft and the fixed scissors assembly (5), an arc-shaped rack (43) is integrally formed on the outer side of the rotating disc (42), the rear side of the rotating disc (42) is fixedly assembled with the output end of the servo motor (41), and a containing channel (44) corresponding to the arc-shaped rack (43) is formed in the rotating shaft.
5. A garden shears according to claim 4, wherein: decide scissors subassembly (5) including the cover establish the mounting disc (51) of assembly in the pivot outside, integrated into one piece is provided with decides scissors (52) on mounting disc (51), set up on mounting disc (51) with pivot complex through-hole, and integrated into one piece is provided with half arc toothed ring (53) with arc rack (43) meshing on the through-hole inside wall, set up on deciding scissors (52) with gag bit hole group (54) of gag lever post (33) grafting assembly.
6. A garden shears according to claim 4, wherein: the movable scissors assembly (6) comprises a connecting disc (61) which is rotatably sleeved on the outer side of the rotating shaft, movable scissors (62) are integrally formed at the top of the connecting disc (61), a conical toothed plate (63) is integrally formed at the front side of the connecting disc (61), a second driving motor (64) is fixedly arranged at the bottom of an inner cavity of the outer protective shell (17) through a bracket, a connecting shaft (65) is arranged at the output end of the second driving motor (64), and a bevel gear (66) meshed with the conical toothed plate (63) is fixedly arranged at the other end of the connecting shaft (65);
the control panel (16) is electrically connected with the control button (14), the first driving motor (18), the servo motor (41), the second driving motor (64) and the electric telescopic rod (31).
7. A garden shears according to claim 5, wherein: the limiting hole group (54) comprises a plurality of inserting holes, the inserting holes are distributed on the fixed scissors (52) by taking the electric telescopic rod (31) as a circle center, and the telescopic travel of the electric telescopic rod (31) is larger than the length of the limiting rod (33) inserted in the inserting holes.
8. A garden shears according to claim 6, wherein: the top of drive lead screw (15) extends into outer shell (17) internal activity and is equipped with bearing connection seat (19), the top of bearing connection seat (19) articulates and is connected with haulage rope (69), the bottom left side of connection pad (61) is fixed with traction ring (67), articulated on traction ring (67) install haulage head (68), the other end of haulage rope (69) is fixed on haulage head (68).
9. A garden shears according to claim 6, wherein: the outside fixed cover of even axle (65) is equipped with radiator fan (7) corresponding with moving scissors subassembly (6), radiator fan (7) are established at the fixed disk in the outside of even axle (65) including fixed cover, and the outside of fixed disk evenly is equipped with the flabellum that is the arc setting.
10. A method of using a garden electric shears according to claim 5, the method of using a function of adjusting length and angle of a garden electric shears when cutting branches, wherein: the using method comprises the following steps:
s1: when the length adjustment is needed, the first driving motor (18) is controlled to act through the control panel (16), the guide seat (13) and the outer protective shell (17) are driven by the driving screw rod (15) to move in the length direction, so that the length adjustment of the whole electric shears can be realized, the length of the guide seat (13) extending outwards can be manually controlled according to actual needs, locking can be realized after the length adjustment, the guide seat (13) is prevented from moving automatically, the use safety is improved, and the problems that the current electric shears are integrated and the working length cannot be adjusted can be effectively solved;
s2: the shearing action on branches is realized through the cooperation of the fixed scissors assembly (5) and the movable scissors assembly (6) by pressing the control button (14), and the limiting assembly (3) is driven to act through the control panel (16), so that whether the fixed scissors assembly (5) and the limiting assembly (3) are separated or not can be controlled, the control panel (16) is convenient to control the action of the angle adjusting assembly (4), the rotation angle of the fixed scissors assembly (5) relative to the movable scissors assembly (6) can be controlled, namely the adjustment angle of the fixed scissors assembly (5), the problem that the position of the fixed scissors assembly (5) on the market cannot be adjusted at present is solved, and the fixed scissors assembly (6) and the fixed scissors assembly (5) can be effectively qualified to work when the thickness is larger than the angle between the movable scissors assembly (6) and the fixed scissors assembly (5);
s3: when the movable scissors assembly (6) performs shearing action and a knife is stuck, the first driving motor (18) is started through the control panel (16), and the rotating moment on the movable scissors assembly (6) can be given to form shearing force, so that secondary shearing of branches is completed, the knife is optimally processed, and the use safety is improved, and further power supply is provided for the shearing action of the movable scissors assembly (6), and the movable scissors assembly (6) is driven to continue to act to complete the shearing work.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310234047.3A CN116210469B (en) | 2023-03-13 | 2023-03-13 | Garden electric shears and using method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310234047.3A CN116210469B (en) | 2023-03-13 | 2023-03-13 | Garden electric shears and using method thereof |
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