CN202112075U - Novel chargeable electric garden scissors - Google Patents
Novel chargeable electric garden scissors Download PDFInfo
- Publication number
- CN202112075U CN202112075U CN2011201542555U CN201120154255U CN202112075U CN 202112075 U CN202112075 U CN 202112075U CN 2011201542555 U CN2011201542555 U CN 2011201542555U CN 201120154255 U CN201120154255 U CN 201120154255U CN 202112075 U CN202112075 U CN 202112075U
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- hall element
- knife section
- switch trigger
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- plate
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Abstract
The utility model discloses novel chargeable electric garden scissors comprising a housing, a motor control board, a motor, a transmission mechanism, a switch trigger, a position circuit board, a fixed blade, a movable blade, a movable blade driving part, a first magnet, a bipolar hall element, a first unipolar hall element, and a second unipolar hall element. The switch trigger is hinged to the housing, and a positioning structure used for fixing the bipolar hall element is disposed in front of the switch trigger. When the switch trigger is in motion, an S-pole of the first magnet and an N-pole of the first magnet can be used to sense the bipolar hall element respectively. The bipolar hall element provided in the utility model is separated from the position control board, and can be fixed independently, thereby the induction between the bipolar hall element and the first magnet can be faster and accurater.
Description
Technical field
The utility model relates to electronic garden instrument, and cut in the electronic gardens of particularly a kind of novel rechargeable type.
Background technology
What now pruning fruit trees branch, grape vine were commonly used is that cut in manual gardens, not only uses effort, labour intensity is big, and inefficiency, is not suitable for the pruning of large-area fruit tree, grape vine.In addition China national Department of Intellectual Property on November 24th, 2010 Granted publication the utility model patent that cut in electronic gardens by name; Granted publication number is CN201640047U; This patent specification discloses a kind of electronic gardens and has cut, and comprises casing, circuit control panel, motor, transmission mechanism, switch trigger, back-moving spring, location circuit plate, ledger-plate, knife section, first and second magnetite, bipolarity Hall element and first and second unipolarity Hall element, and said circuit control panel is electrically connected with motor and location circuit plate respectively; First and second unipolarity Hall element is contained on the location circuit plate; First magnetite is contained on the switch trigger, and knife section is with that the knife section actuator of second magnetite is housed is affixed, and motor is through the transmission mechanism knife section actuator that is in transmission connection; During the motion of knife section actuator; Second magnetite can be responded to first and second unipolarity Hall element respectively, and the bipolarity Hall element is contained on the location circuit plate, and the switch trigger is hinged on the casing; During the motion of switch trigger, the S utmost point of first magnetite and the N utmost point can be distinguished the bipolarity Hall element on the sensed position circuit board.In the said structure bipolarity Hall element and two unipolarity Hall elements are fixed on the same block of location circuit plate; When first magnetite induction bipolarity Hall element; Two unipolarity Hall elements also there is induction to a certain degree; So just influence the operate as normal of two unipolarity Hall elements, may make the knife section can not normal rotation.
The utility model content
The utility model problem to be solved just provides the electronic gardens of a kind of novel rechargeable type and cuts, and is simple in structure, not only is convenient to make, and production cost is low, and reliability is high, easy to use, long service life.
In order to solve the problems of the technologies described above; The utility model adopts following technical scheme: cut in the electronic gardens of a kind of novel rechargeable type, comprises casing, Electric Machine Control plate, motor, transmission mechanism, switch trigger, location circuit plate, ledger-plate, knife section, knife section actuator, first magnetite, bipolarity Hall element and first and second unipolarity Hall element, and the Electric Machine Control plate is connected with location circuit plate lead with motor respectively; First and second unipolarity Hall element is contained on the location circuit plate; First magnetite is contained on the switch trigger, and ledger-plate is fixed on the casing front end, and knife section and knife section actuator are affixed and transfer simultaneously in casing; The blade of knife section cooperates cutting with the blade of ledger-plate; Motor is in transmission connection through transmission mechanism and knife section actuator, and the switch trigger is hinged on the casing, it is characterized in that: be provided with the fixedly location structure of bipolarity Hall element in switch trigger the place ahead; During the motion of switch trigger, the S utmost point and the N utmost point of first magnetite are responded to the bipolarity Hall element respectively.
Further, said location structure is the location-plate that is fixed in the casing, and the bipolarity Hall element is fixed on the location-plate and with location circuit plate lead and is connected.
Further; Said knife section actuator rear portion is provided with along the knife section actuator and rotates second and third magnetite that circumferentially distributes; First and second unipolarity Hall element is contained in the two ends up and down of location circuit plate respectively, and when the knife section actuator clockwise rotated, second magnetite was responded to the first unipolarity Hall element; When the knife section actuator rotated counterclockwise, the 3rd magnetite was responded to the second unipolarity Hall element.
Further, said first magnetite is an arc-shaped magnet, and arc-shaped magnet is fixed on the front end of switch trigger, and the utmost point of arc-shaped magnet is to the two ends that are distributed in arc-shaped magnet.
Further, said switch trigger in casing, is provided with reduction torsion spring through the bearing pin switching on bearing pin, and an end of reduction torsion spring is fixed on the switch trigger, and the other end of reduction torsion spring is fixed on casing or the gearbox body.
Further; Said transmission mechanism comprises that secondary planetary gear pair, bevel gear pair and externally-engaged cylindrical gear are secondary; The secondary planetary gear pair comprise the one-level driving wheel that is in transmission connection with motor output shaft, with the primary planet carrier of the one-level planetary gear of one-level driving wheel engagement, location one-level planetary gear, be located at secondary driving wheel on the primary planet carrier, with the secondary planet wheel of secondary driving wheel engagement and the secondary planet frame of location secondary planet wheel; Bevel gear pair comprises intermeshing bevel pinion and bevel gear wheel; The externally-engaged cylindrical gear pair comprises intermeshing straight-tooth wheel shaft and sector gear; Sector gear is located at knife section actuator rear end, and secondary planet frame and bevel pinion are in transmission connection, and bevel gear wheel is connected with spur gear through-drive.
Further, said secondary planet frame is provided with centre bore, and centre bore is provided with spline I, and the rear end of bevel pinion is provided with the spline II with spline I engagement, and said bevel gear wheel and straight-tooth wheel shaft are affixed.
Further; Said transmission mechanism also comprises the gearbox body that is located at the casing front portion; The rear end of gearbox body is provided with locating hole I; In locating hole I, the front end of gearbox body is provided with locating hole II to the straight-tooth wheel shaft through the bearing switching, and knife section actuator and knife section are through the side of the rotating shaft switching of switching in locating hole II at gearbox body.
Further, the sidepiece near knife section on the said gearbox body is provided with boss, and locating hole II passes boss, and ledger-plate is socketed on the boss and through threaded fastener and is fixed on the gearbox body.
Further, said location circuit plate is fixed on the gearbox body near a side of sector gear, between location circuit plate and gearbox body, is provided with insulating trip.
After adopting technique scheme, the utlity model has following advantage: the bipolarity Hall element is separated from position control plate, fixing separately, make and respond between the bipolarity Hall element and first magnetite that more speed is more accurate; Adopt second and third magnetite respectively with two corresponding inductions of unipolarity Hall element, effectively control knife section and shear, open.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described further:
Fig. 1 is the explosive view of a kind of embodiment of the utility model;
Fig. 2 is the structural representation under knife section and the ledger-plate open configuration;
Fig. 3 is the structural representation under knife section and the ledger-plate closure state.
Embodiment
Structural representation like Fig. 1, a kind of embodiment of the utility model shown in 2 and 3; Cut in the electronic gardens of a kind of novel rechargeable type; Comprise casing 1, Electric Machine Control plate 2, motor 20, transmission mechanism, switch trigger 3, location circuit plate 4, ledger-plate 51, knife section 52, knife section actuator 53, first magnetite 71, bipolarity Hall element 81 and first and second unipolarity Hall element 82,83; The Electric Machine Control plate is connected with location circuit plate lead with motor respectively, and first and second unipolarity Hall element is contained on the location circuit plate, and first magnetite is contained on the switch trigger; Ledger-plate is fixed on the casing front end; Knife section and knife section actuator are affixed and transfer simultaneously in casing, and the blade of knife section cooperates cutting with the blade of ledger-plate, and motor is in transmission connection through transmission mechanism and knife section actuator; The switch trigger is hinged on the casing; Be provided with the fixedly location structure of bipolarity Hall element in switch trigger the place ahead, during the motion of switch trigger, the S utmost point and the N utmost point of first magnetite are responded to the bipolarity Hall element respectively.Said location structure is the location-plate 11 that is fixed in the casing, and the bipolarity Hall element is fixed on the location-plate and with location circuit plate lead and is connected.Knife section actuator rear portion is provided with along the knife section actuator and rotates second and third magnetite 72,73 that circumferentially distributes; First and second unipolarity Hall element is contained in the two ends up and down of location circuit plate respectively; When the knife section actuator clockwise rotates; Second magnetite is responded to the first unipolarity Hall element, and when the knife section actuator rotated counterclockwise, the 3rd magnetite was responded to the second unipolarity Hall element.The switch trigger in casing, is provided with reduction torsion spring 32 through bearing pin 12 switchings on bearing pin, an end of reduction torsion spring is fixed on the switch trigger, and the other end of reduction torsion spring is fixed on casing or the gearbox body.
In order to obtain bigger output torque; Said transmission mechanism comprises that secondary planetary gear pair, bevel gear pair and externally-engaged cylindrical gear are secondary; The secondary planetary gear pair comprise the one-level driving wheel 21 that is in transmission connection with motor output shaft, with the primary planet carrier 23 of the one-level planetary gear 22 of one-level driving wheel engagement, location one-level planetary gear, be located at secondary driving wheel 24 on the primary planet carrier, with the secondary planet wheel 25 of secondary driving wheel engagement and the secondary planet frame 26 of location secondary planet wheel; Bevel gear pair comprises intermeshing bevel pinion 27 and bevel gear wheel 28; The externally-engaged cylindrical gear pair comprises intermeshing straight-tooth wheel shaft 29 and sector gear 54; Sector gear is located at knife section actuator rear end, and secondary planet frame and bevel pinion are in transmission connection, and bevel gear wheel is connected with spur gear through-drive.In order to increase the output torque of transmission mechanism, make the transmission mechanism compact conformation, the secondary planet frame is provided with centre bore, and centre bore is provided with spline I261, and the rear end of bevel pinion is provided with the spline II271 with spline I engagement, and said bevel gear wheel and straight-tooth wheel shaft are affixed.
Said transmission mechanism also comprises the gearbox body 6 that is located at the casing front portion; The rear end of gearbox body is provided with locating hole I61; The straight-tooth wheel shaft is transferred in locating hole I through bearing 291; The front end of gearbox body is provided with locating hole II62, and knife section actuator and knife section are through the side of rotating shaft 55 switchings of switching in locating hole II at gearbox body.Sidepiece near knife section on the gearbox body is provided with boss 63, and locating hole II passes boss, and ledger-plate is socketed on the boss and through threaded fastener and is fixed on the gearbox body.
In the foregoing description, motor can adopt direct current generator or brshless DC motor.Said first magnetite is an arc-shaped magnet, and arc-shaped magnet is fixed on the front end of switch trigger, and the utmost point of arc-shaped magnet is to the two ends that are distributed in arc-shaped magnet.Said location circuit plate is fixed on the gearbox body near a side of sector gear, between location circuit plate and gearbox body, is provided with insulating trip.Casing comprises left casing, right casing and blade guard in addition, and blade guard is fixed on the front end of left casing or right casing through securing member.
The output of the motor during cut in the electronic gardens of the utility model rechargeable type so that obtain bigger moment of torsion, increases the shearing force of knife section through the multi-stage speed-reducing transmission mechanism; The maximum rotation angle of knife section is 50 °; The maximum rotation angle of switch trigger is 18 °, can be according to different pruning occasion, and can be through only needing removal of inserts guard shield and securing member; Take off the knife section actuator, with regard to replaceable adaptive knife section.
When beginning rotating switch trigger, the S utmost point induction bipolarity Hall element of arc-shaped magnet, output high level signal; And signal is passed to the moving motor of Electric Machine Control strip just to be changeed, and drives the knife section actuator through transmission mechanism and rotates, thereby make knife section carry out shearing work; The switch trigger forwards extreme position to, stops operating, and second magnetite on the knife section actuator turns to the knife section actuator and senses the first unipolarity Hall element on the Position Control wiring board; The first unipolarity Hall element output low level signal is given the Electric Machine Control plate; The output of Electric Machine Control plate stop signal starts electric brake simultaneously, makes knife section stop operating; When the trip switch trigger, reduction torsion spring resets the switch trigger, the N utmost point induction bipolarity Hall element of arc-shaped magnet; The output low level signal, and signal passed to the Electric Machine Control plate, drive the motor counter-rotating; The knife section actuator drives knife section and opens; Sense the second unipolarity Hall element on the Position Control wiring board when the 3rd magnetite on the knife section actuator turns to the knife section actuator, the second unipolarity Hall element output low level signal is given the Electric Machine Control plate, the output of Electric Machine Control plate stop signal; Start electric brake simultaneously, make knife section stop operating.
Except that above-mentioned preferred embodiment; The utility model also has other embodiment; Those skilled in the art can make various changes and distortion according to the utility model, only otherwise break away from the spirit of the utility model, all should belong to the defined scope of the utility model accompanying claims.
Claims (10)
1. cut in the electronic gardens of novel rechargeable type; Comprise casing (1), Electric Machine Control plate (2), motor (20), transmission mechanism, switch trigger (3), location circuit plate (4), ledger-plate (51), knife section (52), knife section actuator (53), first magnetite (71), bipolarity Hall element (81) and first and second unipolarity Hall element (82,83); The Electric Machine Control plate is connected with location circuit plate lead with motor respectively, and first and second unipolarity Hall element is contained on the location circuit plate, and first magnetite is contained on the switch trigger; Ledger-plate is fixed on the casing front end; Knife section and knife section actuator are affixed and transfer simultaneously in casing, and the blade of knife section cooperates cutting with the blade of ledger-plate, and motor is in transmission connection through transmission mechanism and knife section actuator; The switch trigger is hinged on the casing; It is characterized in that: be provided with the fixedly location structure of bipolarity Hall element in switch trigger the place ahead, during the motion of switch trigger, the S utmost point and the N utmost point of first magnetite are responded to the bipolarity Hall element respectively.
2. cut in the electronic gardens of a kind of novel rechargeable type according to claim 1, it is characterized in that: said location structure is the location-plate (11) that is fixed in the casing, and the bipolarity Hall element is fixed on the location-plate and with location circuit plate lead and is connected.
3. cut in the electronic gardens of a kind of novel rechargeable type according to claim 1; It is characterized in that: said knife section actuator rear portion is provided with along the knife section actuator and rotates second and third magnetite (72,73) that circumferentially distributes; First and second unipolarity Hall element is contained in the two ends up and down of location circuit plate respectively, and when the knife section actuator clockwise rotated, second magnetite was responded to the first unipolarity Hall element; When the knife section actuator rotated counterclockwise, the 3rd magnetite was responded to the second unipolarity Hall element.
4. cut in the electronic gardens of a kind of novel rechargeable type according to claim 1, and it is characterized in that: said first magnetite is an arc-shaped magnet, and arc-shaped magnet is fixed on the front end of switch trigger, and the utmost point of arc-shaped magnet is to the two ends that are distributed in arc-shaped magnet.
5. cut in the electronic gardens of a kind of novel rechargeable type according to claim 1; It is characterized in that: said switch trigger is transferred in casing through bearing pin (12); On bearing pin, be provided with reduction torsion spring (32); One end of reduction torsion spring is fixed on the switch trigger, and the other end of reduction torsion spring is fixed on casing or the gearbox body.
6. cut in the electronic gardens of a kind of novel rechargeable type according to claim 1; It is characterized in that: said transmission mechanism comprises that secondary planetary gear pair, bevel gear pair and externally-engaged cylindrical gear are secondary; The secondary planetary gear pair comprise the one-level driving wheel (21) that is in transmission connection with motor output shaft, with the primary planet carrier (23) of the one-level planetary gear (22) of one-level driving wheel engagement, location one-level planetary gear, the secondary planet frame (26) that is located at secondary driving wheel (24) on the primary planet carrier, takes turns with the secondary planet wheel (25) and the location secondary planet of the engagement of secondary driving wheel; Bevel gear pair comprises intermeshing bevel pinion (27) and bevel gear wheel (28); The externally-engaged cylindrical gear pair comprises intermeshing straight-tooth wheel shaft (29) and sector gear (54); Sector gear is located at knife section actuator rear end; Secondary planet frame and bevel pinion are in transmission connection, and bevel gear wheel is connected with spur gear through-drive.
7. cut in the electronic gardens of a kind of novel rechargeable type according to claim 6; It is characterized in that: said secondary planet frame is provided with centre bore; Centre bore is provided with spline I (261); The rear end of bevel pinion is provided with the spline II (271) with spline I engagement, and said bevel gear wheel and straight-tooth wheel shaft are affixed.
8. cut according to claim 1 or the electronic gardens of 6 described a kind of novel rechargeable types; It is characterized in that: said transmission mechanism also comprises the gearbox body (6) that is located at the casing front portion; The rear end of gearbox body is provided with locating hole I (61); In locating hole I, the front end of gearbox body is provided with locating hole II (62) to the straight-tooth wheel shaft through bearing (291) switching, and knife section actuator and knife section are through the side of rotating shaft (55) switching of switching in locating hole II at gearbox body.
9. cut in the electronic gardens of a kind of novel rechargeable type according to claim 8; It is characterized in that: the sidepiece near knife section on the said gearbox body is provided with boss (63); Locating hole II passes boss, and ledger-plate is socketed on the boss and through threaded fastener and is fixed on the gearbox body.
10. cut in the electronic gardens of a kind of novel rechargeable type according to claim 1, it is characterized in that: said location circuit plate is fixed on the gearbox body near a side of sector gear, between location circuit plate and gearbox body, is provided with insulating trip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201542555U CN202112075U (en) | 2011-05-16 | 2011-05-16 | Novel chargeable electric garden scissors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201542555U CN202112075U (en) | 2011-05-16 | 2011-05-16 | Novel chargeable electric garden scissors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202112075U true CN202112075U (en) | 2012-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201542555U Expired - Fee Related CN202112075U (en) | 2011-05-16 | 2011-05-16 | Novel chargeable electric garden scissors |
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| Country | Link |
|---|---|
| CN (1) | CN202112075U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105387188A (en) * | 2015-12-17 | 2016-03-09 | 苏州金莱克精密机械有限公司 | Transmission mechanism of lopper saw |
| CN105917984A (en) * | 2016-06-28 | 2016-09-07 | 东莞市嘉航实业有限公司 | Electric scissor |
| CN106472127A (en) * | 2016-11-18 | 2017-03-08 | 中山庆琏金属制品有限公司 | A kind of electric garden tree shears |
| CN107360867A (en) * | 2017-09-06 | 2017-11-21 | 东莞市嘉航实业有限公司 | Electric garden shears |
| CN107409781A (en) * | 2017-05-25 | 2017-12-01 | 东莞市嘉航实业有限公司 | A kind of electric shear |
| CN110249826A (en) * | 2019-06-26 | 2019-09-20 | 胡文进 | Averruncator |
| CN112314214A (en) * | 2020-11-16 | 2021-02-05 | 东莞市嘉航实业有限公司 | Wireless control scissors |
| WO2021232642A1 (en) * | 2020-05-17 | 2021-11-25 | 东莞市嘉航实业有限公司 | Dual blade transmission mechanism and electric shears having said dual blade transmission mechanism |
| CN115280988A (en) * | 2022-09-07 | 2022-11-04 | 临沂博力通化油器有限公司 | Telescopic branch trimming device capable of achieving accurate auxiliary positioning |
-
2011
- 2011-05-16 CN CN2011201542555U patent/CN202112075U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105387188A (en) * | 2015-12-17 | 2016-03-09 | 苏州金莱克精密机械有限公司 | Transmission mechanism of lopper saw |
| CN105917984A (en) * | 2016-06-28 | 2016-09-07 | 东莞市嘉航实业有限公司 | Electric scissor |
| CN106472127A (en) * | 2016-11-18 | 2017-03-08 | 中山庆琏金属制品有限公司 | A kind of electric garden tree shears |
| CN107409781A (en) * | 2017-05-25 | 2017-12-01 | 东莞市嘉航实业有限公司 | A kind of electric shear |
| CN107360867A (en) * | 2017-09-06 | 2017-11-21 | 东莞市嘉航实业有限公司 | Electric garden shears |
| CN110249826A (en) * | 2019-06-26 | 2019-09-20 | 胡文进 | Averruncator |
| WO2021232642A1 (en) * | 2020-05-17 | 2021-11-25 | 东莞市嘉航实业有限公司 | Dual blade transmission mechanism and electric shears having said dual blade transmission mechanism |
| CN112314214A (en) * | 2020-11-16 | 2021-02-05 | 东莞市嘉航实业有限公司 | Wireless control scissors |
| CN115280988A (en) * | 2022-09-07 | 2022-11-04 | 临沂博力通化油器有限公司 | Telescopic branch trimming device capable of achieving accurate auxiliary positioning |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120118 Termination date: 20150516 |
|
| EXPY | Termination of patent right or utility model |