CN102734034B - Motor starter for remote control model vehicle - Google Patents
Motor starter for remote control model vehicle Download PDFInfo
- Publication number
- CN102734034B CN102734034B CN201110096571.6A CN201110096571A CN102734034B CN 102734034 B CN102734034 B CN 102734034B CN 201110096571 A CN201110096571 A CN 201110096571A CN 102734034 B CN102734034 B CN 102734034B
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- clutch
- motor
- remote control
- control model
- transmission unit
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Abstract
The invention discloses a motor starter for a remote control model vehicle. A clutch unit is arranged between a reduction gear set of a driving unit and a gear transmission unit, after power output to the reduction gear set by a motor of the driving unit is stored to be up to a default by the clutch unit, the power is transmitted to an engine of the remote control model vehicle through the gear transmission unit and a torque output shaft, and the engine of the remote control model vehicle can obtain enough torque at a time and can be rapidly started. In addition, the clutch unit can idle when reverse feedback force is generated by flameout of the engine, a transmission relationship among the clutch unit, the reduction gear set and the gear transmission unit is relieved, and the damage of the gear structure can be effectively avoided.
Description
Technical field
The present invention is relevant with remote control model car, refers to a kind of motor starter of remote control model car especially.
Background technique
Remote control model car can have different Starting mode according to the difference of car type, competition type car type is in order to alleviate the weight of vehicle body, typically use firing platform to start the engine, but not competition type car type does not have the misgivings of weight reduction, therefore hand-pulling type starter can be provided with or motor starter starts the engine at interior of body.With regard to known motor starter, the power mainly utilizing train of reduction gears and gear transmission unit to be exported by motor is passed to torsion output shaft again after slowing down, torsion output shaft just can produce torsion to drive the crankshaft rotation of engine, in order to complete starting of engine.
But in the moment that motor has just started, the torsion that the slowing effect that train of reduction gears and gear transmission unit provide can allow torsion output shaft produce is not enough to the number of turns required for crankshaft rotation driving engine, engine is made to have no idea once just to complete smoothly to start, thus must carry out the startup of continuous several times to motor, torsion that torsion output shaft produces can be improved to complete starting of engine; In addition, if the remote control model car in travelling overturns suddenly and causes when cutting the engine, the crankshaft of engine may produce reversion because of Action of Gravity Field, crankshaft meeting back transfer one feedback strength is now to gear transmission unit, owing to remaining on interconnective state between gear transmission unit and train of reduction gears, add train of reduction gears can be subject to the impedance of the pto＝power take-off of motor and cannot rotate arbitrarily, therefore, gear transmission unit certainly will will bear most feedback strength, causes each gear of gear transmission unit to be quite easily damaged.
Summary of the invention
The object of the present invention is to provide a kind of motor starter of remote control model car, it can start the engine of remote control model car rapidly, and the feedback strength can avoiding allowing inner gear structure bear producing when cutting the engine and damaging.
For achieving the above object, the motor starter of remote control model car provided by the invention, includes:
One pedestal;
One driver element, has a motor and a train of reduction gears, and this motor is located at this pedestal and is had a pto＝power take-off, and this train of reduction gears to be rotatably located in this pedestal and to be connected the pto＝power take-off of this motor;
One gear transmission unit, is rotatably located in this pedestal;
One torsion output shaft, to be rotatably located in this pedestal and to connect this gear transmission unit; And
One clutch unit, between the train of reduction gears being located at this driver element and this gear transmission unit.
The motor starter of described remote control model car, wherein, this pedestal has a circular tooth part; The train of reduction gears of this driver element has a bracket, a sun gear, and a plurality of planetary pinion, this sun gear is located at the pto＝power take-off of this motor, and this plurality of planetary pinion is rotatably located at this bracket and is engaged between this sun gear and circular tooth part of this pedestal; This gear transmission unit has an actuation gear; This clutch unit is located between the bracket of this train of reduction gears and the actuation gear of this gear transmission unit.
The motor starter of described remote control model car, wherein, this clutch unit has a clutch cap and a clutch, and this clutch cap is connected to the actuation gear of this gear transmission unit and stretches out an inserted part in its periphery, this clutch has a housing, one clutch block, one plug member, and an elastic component, this housing is connected to this bracket and has a tank in a side, and run through the perforation of this tank of connection from its periphery, this clutch block is positioned at this tank and is hubbed at this housing, and can between a primary importance and a second place pivotable, when this clutch block is positioned at this primary importance, one joint end of this clutch block protrudes from this tank and fastens the inserted part in this clutch cap, make this clutch cap and this clutch energy synchronous rotary, when this clutch block is positioned at this second place, the joint end of this clutch block is accommodated in this tank and the inserted part that can not fasten in this clutch cap, this clutch this clutch cap relative is rotated freely, this plug member is located at one end of this perforation, this elastic component to be located in this perforation and this clutch block of contact and this plug member respectively, to provide elastic force, this clutch block is remained on this second place.
The motor starter of described remote control model car, wherein, this plug member is that the mode be spirally connected is located in this perforation.
The motor starter of described remote control model car, wherein, this clutch axially runs through the positioning hole having this perforation of connection along it, and is provided with positioning piece in this positioning hole, and this locating piece elastic top is butted on this plug member.
The motor starter of described remote control model car, wherein, this elastic component has an elastic component and a top retainer component, and one end of this elastic component is resisted against this plug member, between the other end that this top retainer component is located at this elastic component and this clutch block.
The motor starter of described remote control model car, wherein, this clutch has a packing screw; Bracket planetary side a plurality of relative to this mask of this train of reduction gears has a projection; The center of the housing of this clutch has an axis hole and radially runs through the screw of this axis hole of connection; The projection of this bracket is arranged in the axis hole of this housing, and this packing screw is bolted in this screw and with its this projection of end contact.
From above-mentioned design, the power-reserve that this clutch unit of the present invention can allow the motor of this driver element export this train of reduction gears to a certain extent after just by transmission of power to this gear transmission unit, last again by this gear transmission unit by transmission of power to this torsion output shaft, torsion output shaft now just can produce enough torsion and rotate, in order to complete starting of engine smoothly to drive the crankshaft of the engine of this remote control model car; On the other hand, when this engine stops working suddenly and causes the crankshaft of this engine to reverse, this feedback strength produced of reversing can allow this clutch unit form idle running, to remove the drive connection between this train of reduction gears and this gear transmission unit, damage in order to effectively to avoid aforementioned structure to be subject to excessive feedback strength.
Accompanying drawing explanation
Fig. 1 is the stereogram of a preferred embodiment of the present invention.
Fig. 2 is the sectional perspective exploded view of a preferred embodiment of the present invention.
The three-dimensional exploded view of the clutch that Fig. 3 provides for a preferred embodiment of the present invention.
Fig. 4 is the partial sectional view of a preferred embodiment of the present invention, and the clutch block of main display clutch is positioned at the state of the second place.
Fig. 5 is analogous to Fig. 4, and the clutch block of main display clutch is positioned at the state of primary importance.
Primary clustering symbol description in accompanying drawing:
Motor starter 10; Pedestal 20; Elongate housing 22; Circular tooth part 24; Driver element 30; Motor 31; Pto＝power take-off 312; Train of reduction gears 32; Bracket 33; First projection 332; Second projection 334; Sun gear 34; Planetary pinion 35; Gear transmission unit 40; Actuation gear 42; Driving gear 44; Torsion output shaft 50; Clutch unit 60; Clutch cap 70; Inserted part 72; Clutch 80; Housing 81; Axis hole 812; Screw 814; Tank 816; Perforation 818; Positioning hole 819; Packing screw 82; Clutch block 83; Primary importance P1; Second place P2; Joint end 832; Plug member 84; Elastic component 85; Elastic component 852; Top retainer component 854; Locating piece 86; Pivot 87.
Embodiment
Motor starter of the present invention includes a pedestal, a driver element, a gear transmission unit, a torsion output shaft, and a clutch unit.This driver element has a motor and a train of reduction gears, and this motor is fixedly arranged on this pedestal and has a pto＝power take-off, and this train of reduction gears to be rotatably located in this pedestal and to be connected the pto＝power take-off of this motor, can rotate by the driving of this motor; This gear transmission unit is rotatably located in this pedestal, in order to transferring power; One end of this torsion output shaft to be stretched in this pedestal and is connected this gear transmission unit, and the other end is in order to connect the crankshaft of the engine of this remote control model car; Between the train of reduction gears that this clutch unit is located at this driver element and this gear transmission unit, the power that the motor in order to this driver element of unidirectional delivery exports.
In order to describe structure of the present invention, feature and effect place in detail, enumerating a preferred embodiment and coordinating accompanying drawing to elaborate.
Referring to Fig. 1 and Fig. 2, is the motor starter 10 of the remote control model car that a preferred embodiment of the present invention provides, and includes pedestal 20, driver element 30, gear transmission unit 40, torsion output shaft 50, and a clutch unit 60.
Pedestal 20 is docked by two elongate housing 22 and forms, and the inner side surface on the top of one of them elongate housing 22 has a circular tooth part 24.
Driver element 30 has motor 31 and a train of reduction gears 32.Motor 31 is fixedly arranged on the top of the elongate housing 22 of pedestal 20 and has the pto＝power take-off 312 stretched in pedestal 20; Train of reduction gears 32 has bracket 33, sun gear 34, and three planetary pinions 35, and wherein, the side mask of bracket 33 has three the first projections 332, and another side has one second projection 334, as shown in Figure 4; Sun gear 34 is sheathed on the pto＝power take-off 312 of motor 31, can be driven by it and rotate; Each planetary pinion 35 be rotatably sheathed on bracket 33 the first projection 332 and between the circular tooth part 24 being engaged in sun gear 34 and pedestal 20, make each planetary pinion 35 can by the drive of the sun gear 34 and circular tooth part 24 around pedestal 20 rotates, and the synchronous bracket 33 that drives rotate in the process rotated.
Gear transmission unit 40 has an actuation gear 42 and five driving gears 44, and actuation gear 42 and this plurality of driving gear 44 are that the mode that engages between two to be rotatably located in pedestal 20 and bearing of trend along pedestal 20 arranges.
Torsion output shaft 50 to stretch in pedestal 20 with its one end and connects the driving gear 44 being positioned at bottom of gear transmission unit 40, and the other end connects the crankshaft of engine.
Between the train of reduction gears 32 that clutch unit 60 is located at driver element 30 and gear transmission unit 40, and there is clutch cap 70 and a clutch 80, as shown in Figures 2 and 3.
Clutch cap 70 is connected to the actuation gear 42 of gear transmission unit 40, makes clutch cap 70 and actuation gear 42 can synchronous rotary, and clutch cap 70 stretches out two relative inserted parts 72 from its periphery along the axis of itself.Must be illustrated at this, as long as the inserted part 72 of clutch cap 70 has one, and be best enforcement aspect with two.
Clutch 80 has housing 81, packing screw 82, clutch block 83, plug member 84, elastic component 85, and positioning piece 86, wherein:
As shown in Figures 3 and 4, the centre of housing 81 has an axis hole 812, wear with the second projection 334 for bracket 33, and radially run through the screw 814 of a connection axis hole 812 from its periphery, in addition, a side of housing 81 has a tank 816, and runs through the perforation 818 of a connection tank 816 from its periphery, the part hole wall of perforation 818 has internal thread, and housing 81 axially runs through a contiguous axis hole 812 and the positioning hole 819 of communication bores 818 along it.
In the screw 814 that packing screw 82 is bolted in housing 81 and its end is resisted against the second projection 334 of bracket 33, in order to by housing 81 with can along with bracket 33 synchronous rotary due to bracket 33, as shown in Figure 4.
Clutch block 83 be positioned at housing 81 tank 816 and by a pivot 87 and housing 81 pivot joint, make clutch block 83 can between a primary importance P1 with a second place P2 relative housing 81 beat, when clutch block 83 is positioned at primary importance P1, as shown in Figure 5, one joint end 832 of clutch block 83 protrudes from the tank 816 of housing 81 and the wherein inserted part 72 fastened in clutch cap 70, make clutch cap 70 can synchronous rotary by the drive of clutch 80, when clutch block 83 is positioned at second place P2, as shown in Figure 4, in the tank 816 that the joint end 832 of clutch block 83 is accommodated in housing 81 and arbitrary inserted part 72 that can not fasten in clutch cap 70, clutch 80 can freely be dallied by relative clutch cap 70.
The outer circumferential face of plug member 84 has outside thread, and plug member 84 can be located in the perforation 818 of housing 81 in the mode be spirally connected.
There is elastic component 852 and a top retainer component 854 in the perforation 818 that housing 81 is located at by elastic component 85, one end of elastic component 852 is resisted against plug member 84, between the other end that top retainer component 854 is located at elastic component 852 and clutch block 83, can by the effect of elastic component 852 one end of ejection clutch block 83 joint end 832 relatively, in order to clutch block 83 is remained on second place P2, as shown in Figure 4.
The cylindrical body of locating piece 86 made by elastic material, in the positioning hole 819 being located at housing 81 and elastic top is butted on plug member 84 close-fitting, in order to increase the locating effect of plug member 84, plug member 84 is avoided to be subject to the elastic force effect of elastic component 85 and to produce unnecessary displacement, as shown in Figure 4.
Be more than the detailed construction of motor starter 10 of the present invention, just operating process of the present invention and characteristic are described again below.
When the motor 31 of driver element 30 starts to start, will be rotated by train of reduction gears 32 Timing Belt dynamic clutch 80, the centrifugal force suffered by clutch block 83 of clutch 80 is now not sufficient to overcome the elastic force that clutch block 83 bestowed by elastic component 85, therefore, clutch block 83 now can't produce beat and remain on second place P2, as shown in the 4th figure, that is the relative clutch cap 70 of clutch 80 rotates freely.
When lasting starting motor 31 increases the rotating speed of clutch 80, the centrifugal force suffered by clutch block 83 of clutch 80 can increase gradually, the elastic force that the elastic component 852 overcoming elastic component 85 once the centrifugal force suffered by clutch block 83 provides, the clutch block 83 of clutch 80 will outwards beat to primary importance P1, that is the wherein inserted part 72 that the clutch block 83 of clutch 80 will fasten with its joint end 832 in clutch cap 70, as shown in Figure 5, clutch cap 70 now just can be subject to clutch 80 drive and along with clutch 80 synchronous rotary, and rotated by the driving gear 44 that coupled actuation gear 42 carrys out driven gear gear unit 40, allow the power of motor 31 can be passed to torsion output shaft 50 smoothly, thus, clutch unit 60 is allowed to produce start because the now rotating speed of motor 31 has been brought up to, the crankshaft of engine is made to be enough to complete starting of engine smoothly from the torsion that torsion output shaft 50 obtains.After engine starts smoothly, motor 31 will shut down, and the clutch block 83 of clutch 80 just can be subject to the effect of elastic component 85 and get back to second place P2, fastens relation to remove between the inserted part 72 of clutch cap 70.
On the other hand, if the crankshaft of engine produces reversion during because cutting the engine, the feedback strength that the crankshaft of engine produces when reversing can via gear transmission unit 40 back transfer to the clutch cap 70 of clutch unit 60, now, because the clutch block 83 of clutch 80 remains on second place P2, that is and the inserted part 72 of clutch cap 70 between be remain on the state be separated, therefore, clutch cap 70 can form idle running by relative clutch 80 when being subject to the effect of feedback strength, until feedback strength disappears.
Comprehensive above-mentioned known, motor starter 10 of the present invention utilizes the design of clutch unit 60, allow driver element 30 produce power-reserve a to default value after, be passed to the crankshaft of the engine of remote control model car again, so the crankshaft of engine just can be allowed to obtain the startup that enough torsion completes engine rapidly, in addition, clutch unit 60 can form idle running when being subject to the feedback strength from the crankshaft of engine, to remove the drive connection between train of reduction gears 32 and gear transmission unit 40, both gear structures can be effectively avoided to be damaged.
In addition, the elastic component 852 of elastic component 85 bestow clutch block 83 elastic force can be adjusted by the relation of being spirally connected between plug member 84 and perforation 818, when plug member 84 is locked tighter, the elastic force that elastic component 852 is supplied to clutch block 83 is larger, in the case, need starting time of motor 31 to lengthen the rotating speed improving clutch 80, the clutch block 83 of clutch 80 could be allowed to obtain enough centrifugal force to overcome the elastic force of elastic component 85 and beat to primary importance P1.
The constituent components that the present invention discloses in previous embodiment, is only and illustrates, is not used for limiting the scope of the invention, and substituting or change of other equivalent elements, the right that also should be the present patent application contained.
Claims (7)
1. a motor starter for remote control model car, includes:
One pedestal;
One driver element, has a motor and a train of reduction gears, and this motor is located at this pedestal and is had a pto＝power take-off, and this train of reduction gears to be rotatably located in this pedestal and to be connected the pto＝power take-off of this motor; The train of reduction gears of this driver element has a bracket, a sun gear, and a plurality of planetary pinion, this sun gear is located at the pto＝power take-off of this motor, and this plurality of planetary pinion is rotatably located at this bracket and is engaged between this sun gear and circular tooth part of this pedestal;
One gear transmission unit, is rotatably located in this pedestal;
One torsion output shaft, to be rotatably located in this pedestal and to connect this gear transmission unit; And
One clutch unit, between the train of reduction gears being located at this driver element and this gear transmission unit, this clutch unit has a clutch cap and a clutch, this clutch cap is connected to this gear transmission unit and stretches out an inserted part in its periphery, this clutch has a housing, one clutch block, one plug member, and an elastic component, this housing is connected to this bracket and has a tank in a side, and run through the perforation of this tank of connection from its periphery, this clutch block is positioned at this tank and is hubbed at this housing, and can between a primary importance and a second place pivotable, when this clutch block is positioned at this primary importance, one joint end of this clutch block protrudes from this tank and fastens the inserted part in this clutch cap, make this clutch cap and this clutch energy synchronous rotary, when this clutch block is positioned at this second place, the joint end of this clutch block is accommodated in this tank and the inserted part that can not fasten in this clutch cap, this clutch this clutch cap relative is rotated freely, this plug member is located at one end of this perforation, this elastic component to be located in this perforation and this clutch block of contact and this plug member respectively, to provide elastic force, this clutch block is remained on this second place,
When the motor of described driver element starts to start, clutch described in motor driving rotates; When lasting starting motor increases the rotating speed of clutch, overcome once the centrifugal force suffered by clutch block the elastic force that elastic component provides, the outside beat of this clutch block is to described primary importance, and clutch unit produces start, completes starting of engine; After engine, motor shuts down, and clutch block is subject to the effect of elastic component and the second place of reversing, and removes to fasten relation between described inserted part.
2. the motor starter of remote control model car as claimed in claim 1, wherein, this pedestal has a circular tooth part; This gear transmission unit has an actuation gear; This clutch unit is located between the bracket of this train of reduction gears and the actuation gear of this gear transmission unit.
3. the motor starter of remote control model car as claimed in claim 2, wherein, this clutch cap is connected to the actuation gear of this gear transmission unit.
4. the motor starter of remote control model car as claimed in claim 3, wherein, this plug member is that the mode be spirally connected is located in this perforation.
5. the motor starter of the remote control model car as described in claim 3 or 4, wherein, this clutch axially runs through the positioning hole having this perforation of connection along it, and is provided with positioning piece in this positioning hole, and this locating piece elastic top is butted on this plug member.
6. the motor starter of remote control model car as claimed in claim 3, wherein, this elastic component has an elastic component and a top retainer component, and one end of this elastic component is resisted against this plug member, between the other end that this top retainer component is located at this elastic component and this clutch block.
7. the motor starter of remote control model car as claimed in claim 3, wherein, this clutch has a packing screw; Bracket planetary side a plurality of relative to this mask of this train of reduction gears has a projection; The center of the housing of this clutch has an axis hole and radially runs through the screw of this axis hole of connection; The projection of this bracket is arranged in the axis hole of this housing, and this packing screw is bolted in this screw and with its this projection of end contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110096571.6A CN102734034B (en) | 2011-04-13 | 2011-04-13 | Motor starter for remote control model vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110096571.6A CN102734034B (en) | 2011-04-13 | 2011-04-13 | Motor starter for remote control model vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102734034A CN102734034A (en) | 2012-10-17 |
| CN102734034B true CN102734034B (en) | 2015-06-03 |
Family
ID=46990168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110096571.6A Expired - Fee Related CN102734034B (en) | 2011-04-13 | 2011-04-13 | Motor starter for remote control model vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102734034B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT14449U1 (en) * | 2013-12-12 | 2015-11-15 | Jakobs Peter | Method and device for starting single-cylinder engines |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4827799A (en) * | 1988-06-09 | 1989-05-09 | Jang Lian Sheng | Variable planetary transmission for a motorcycle or remote-control car |
| CN2569861Y (en) * | 2002-09-13 | 2003-09-03 | 叶智维 | Improved starter of remote-control vehicle |
| CN2675213Y (en) * | 2003-12-29 | 2005-02-02 | 鸿诺企业有限公司 | Clutch for bi-engine actuating mechanism of remote controlled model car |
-
2011
- 2011-04-13 CN CN201110096571.6A patent/CN102734034B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4827799A (en) * | 1988-06-09 | 1989-05-09 | Jang Lian Sheng | Variable planetary transmission for a motorcycle or remote-control car |
| CN2569861Y (en) * | 2002-09-13 | 2003-09-03 | 叶智维 | Improved starter of remote-control vehicle |
| CN2675213Y (en) * | 2003-12-29 | 2005-02-02 | 鸿诺企业有限公司 | Clutch for bi-engine actuating mechanism of remote controlled model car |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102734034A (en) | 2012-10-17 |
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