CN203740074U - Speed change pedal system for electric child car - Google Patents
Speed change pedal system for electric child car Download PDFInfo
- Publication number
- CN203740074U CN203740074U CN201420009649.5U CN201420009649U CN203740074U CN 203740074 U CN203740074 U CN 203740074U CN 201420009649 U CN201420009649 U CN 201420009649U CN 203740074 U CN203740074 U CN 203740074U
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- pedal
- magnetic pole
- integrated chip
- bottom plate
- hall integrated
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Abstract
The utility model relates to a speed change pedal system for an electric child car. The speed change pedal system comprises a bottom plate device 100, a pedal device 200 and a Hall integrated chip. The bottom plate device 100 is provided with a magnetic pole A. The pedal device 200 is provided with a magnetic pole B. The bottom plate device 100 is elastically connected with the pedal device 200 in a limiting mode. The Hall integrated chip is arranged between the bottom plate device 100 and the pedal device 200. The magnetic pole A and the magnetic pole B form a closed magnetic circuit magnetic field, and the closed magnetic circuit magnetic field penetrates through the Hall integrated chip. Change of the relative position of the bottom plate device 100 and the pedal device 200 causes change of the magnetic flux of the Hall integrated chip in the magnetic field. According to the speed change pedal system for the electric child car, a Hall speed adjustment pedal system is used for adjusting the driving speed of the child car, abrasion of components of the child car is reduced, the safety problem in the use process is guaranteed, and the speed of the child car can be freely adjusted within a certain range.
Description
Technical field
The utility model relates to a kind of electric children vehicle foot pedal apparatus, and particularly a kind of electric children vehicle foot pedal apparatus that can realize variable speed control, belongs to stroller components field.
Background technology
At present, in existing perambulator driving field, conventionally adopt the accumulate parts such as battery directly to supply with the energy to drive motor, drive the motion of actuator drives perambulator.The typical way of this design plan adds switching device exactly between energy supply parts and motor, opening switch, and energy supply parts do work for electric drive motor at full capacity, closing switch, energy supply parts are stopped power supply.This moment powers at full capacity and the drive pattern of power down has produced many drawbacks, one, generation moment moment at switching over is overheated, cause damaging the problem of motor and undue wear drive disk assembly, excessive heat radiation also can cause the damage of electronic component in circuit and system, they are two years old, switch open moment, battery is energy supply at full capacity, motor accelerates with all strength, user (normally children) produces the discomfort on health under the effect of force of inertia, the accident that severe patient also may cause de-car to be dropped.In order to solve the problem of excessive heat radiation, a kind of scheme is to adopt thicker wire, but the cost of this wire is higher, is unfavorable for the marketing of product.Perambulator based on above drive scheme can only keep specific speed to travel, and there is no the function of speed governing.
Utility model content
The utility model electric children vehicle speed change pedal system discloses new scheme, in footstep mechanism, set up Hall control unit, utilize Hall control unit control energy supply parts for the magnitude of current, thereby reach the object of controlling power of motor, solved the problem that existing perambulator drive system cannot speed governing.
The utility model electric children vehicle speed change pedal system comprises bottom plate apparatus 100, device with pedal 200 and Hall integrated chip.Bottom plate apparatus 100 is provided with magnetic pole A, device with pedal 200 is provided with magnetic pole B, bottom plate apparatus 100 is connected with device with pedal 200 elastic spacings, Hall integrated chip is arranged between bottom plate apparatus 100 and device with pedal 200, magnetic pole A and magnetic pole B form closed magnetic circuit magnetic field, and closed magnetic circuit magnetic field is through Hall integrated chip.The variation of bottom plate apparatus 100 and device with pedal 200 relative positions causes the variation of Hall integrated chip magnetic flow in above-mentioned magnetic field.
The utility model electric children vehicle speed change pedal system adopts Hall speed governing pedal system to adjust the moving velocity of perambulator, has reduced the wearing and tearing of stroller components, has avoided the safety problem in use procedure, has realized perambulator any speed-regulating function within the specific limits.
Brief description of the drawings
Fig. 1 is the utility model electric children vehicle speed change pedal system structural representation.
Fig. 2 is Hall integrated chip structural representation of the present utility model.
Fig. 3 is bottom plate apparatus structural representation of the present utility model.
Fig. 3-1st, the schematic top plan view of Fig. 3 bottom plate apparatus.
Fig. 3-2nd, the elevational schematic view of Fig. 3 bottom plate apparatus.
Fig. 4 is device with pedal structural representation of the present utility model.
Fig. 4-1st, elevational schematic view in the inclination of Fig. 4 device with pedal.
Fig. 5 is that magnetic pole A of the present utility model carries block structure schematic diagram.
Fig. 5-1st, the schematic top plan view that Fig. 5 magnetic pole A carries piece.
Fig. 5-2nd, the elevational schematic view that Fig. 5 magnetic pole A carries piece.
Fig. 6 is the utility model electric children vehicle speed change pedal system embodiment mono-schematic diagram.
Fig. 7 is the utility model electric children vehicle speed change pedal system embodiment bis-schematic diagrams.
Fig. 8 is that the utility model is applied in the schematic circuit diagram on perambulator.
In the series of Fig. 1～8, the 100th, bottom plate apparatus, the 110th, Hall integrated chip groove, the 111st, Hall integrated chip data line through hole road, the 120th, magnetic pole A carries piece, and the 121st, connecting through hole, the 122nd, magnetic pole A carries piece groove, and the 123rd, magnetic pole A groove, the 131st, base plate elastomeric element link slot, the 141st, hinged port, the 200th, device with pedal, the 210th, pedal, the 203rd, magnetic pole B groove, the 221st, pipe link, the 231st, pedal elastomeric element link slot, the 241st, hinged terminal.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, the utility model electric children vehicle speed change pedal system schematic diagram.Electric children vehicle speed change pedal system comprises bottom plate apparatus 100, device with pedal 200 and Hall integrated chip.Bottom plate apparatus 100 is provided with magnetic pole A, device with pedal 200 is provided with magnetic pole B, bottom plate apparatus 100 is connected with device with pedal 200 elastic spacings, Hall integrated chip is arranged between bottom plate apparatus 100 and device with pedal 200, magnetic pole A and magnetic pole B form closed magnetic circuit magnetic field, and closed magnetic circuit magnetic field is through Hall integrated chip.The variation of bottom plate apparatus 100 and device with pedal 200 relative positions causes the variation of Hall integrated chip magnetic flow in above-mentioned magnetic field.As shown in Figure 8, between power supply and motor, set up Hall control unit, in this programme, Hall control unit is realized by pedal system, specifically, under the state of opening at source switch, the bottom plate apparatus 100 of pedal system and device with pedal 200 make the magnetic flow of Hall integrated chip remain on lower level under the effect of elastomeric element tension force, now Hall voltage is almost nil, the driving of motor is faint, in the time of user's foot pedal device 200, the relative position of bottom plate apparatus 100 and device with pedal 200 changes, the magnetic flow of Hall integrated chip changes, normally follow foot-operated degree constantly to increase, Hall voltage constantly increases, the power of motor constantly increases, perambulator accelerates gradually.In the time that user loosens foot pedal device 200, bottom plate apparatus 100 and device with pedal 200 progressively return to initial location status under elastomeric element effect, and Hall voltage reduces, and power of motor reduces, and the Speed Reduction of perambulator is until stop motion.With respect to the drive pattern that the moment of existing electric children vehicle accelerates and slows down, the acceleration of this programme electric children vehicle and deceleration are stepping processes.
In order to realize such scheme, the utility model provides following specific embodiment.
Embodiment mono-
As shown in Fig. 3 series, bottom plate apparatus 100 comprises housing leg and base plate, base plate inner side is provided with Hall integrated chip groove 110, the Hall integrated chip data line being arranged in Hall integrated chip groove 110 passes through the Hall integrated chip data line through hole road 111 pass-out bottom plate apparatus 100 on Hall integrated chip groove 110 tank top plates, the base plate of Hall integrated chip groove 110 1 sides is provided with connecting through hole 121, the base plate of Hall integrated chip groove 110 opposite sides is provided with base plate elastomeric element link slot 131, plate outer side is provided with magnetic pole A and carries piece groove 122, the both sides of base plate one end are provided with hinged port 141.The shape of above-mentioned housing leg is not limited to the rectangular structure shown in figure, can also be cylindrical structural of cross section ovalize etc.The shape of Hall integrated chip groove 110 should, according to the shape design of Hall integrated chip, meet and can lay embedding, and the data line of Hall integrated chip is by being embedded Hall integrated chip data line through hole road 111 pass-outs in base plate.It is grooves that embed base plate that the magnetic pole A of plate outer side carries piece groove 122, its shape should according to magnetic pole A carry piece shape determine, its position is arranged on shown in the Hall integrated chip groove 110 of base plate inner side in position range, as shown in Fig. 3-2, thereby ensure that two magnetic poles form the most of Hall integrated chip that passes of magnetic line of force in magnetic field, magnetic pole A carries in piece groove 122, the base plate that is Hall integrated chip groove 110 1 sides is provided with connecting through hole 121, connecting through hole 121 runs through inner side and the outside of base plate, is used for fixing the relative position of two magnetic poles.In Hall integrated chip groove 110 outers, a side relative with connecting through hole 121 positions is provided with base plate elastomeric element link slot 131, the effect of base plate elastomeric element link slot 131 is secures resilient member one end, its shape is not limited to the cylindrical space embedding, can be other arbitrary shapes, meet fixed function.Hinged port 141 is used for hinged bottom plate apparatus and device with pedal, its shape system should with the structure matching of device with pedal corresponding site.
As shown in Fig. 4 series and 5 series, device with pedal 200 comprises pedal 210, pedal 210 one end are provided with hinged terminal 241, hinged terminal 241 forms and is articulated and connected with hinged port 141, device with pedal 200 forms hinged by above-mentioned being articulated and connected with bottom plate apparatus 100, pedal 210 other ends are provided with protruding pipe link 221, pipe link 221 through connecting through hole 121 be arranged on magnetic pole A and carry magnetic pole A in piece groove 122 and carry piece 120 and be fixedly connected with, magnetic pole A carries piece 120 and is provided with magnetic pole A groove 123, magnetic pole A is arranged in magnetic pole A groove 123, pedal 210 between hinged terminal 241 and pipe link 221 is provided with pedal elastomeric element link slot 231 and magnetic pole B groove 203, between base plate elastomeric element link slot 131 and pedal elastomeric element link slot 231, be provided with elastomeric element, it is hinged that device with pedal 200 forms elastic spacing by above-mentioned elastomeric element and bottom plate apparatus 100, magnetic pole B is arranged in magnetic pole B groove 203.The shape of pedal 210 should match with the housing leg shape of bottom plate apparatus 100, ensure pedal can proper motion to leg, be for example rectangular shape or Elliptic Cylinder shape.The effect of pipe link 221 is that connection pedal and magnetic pole A carry piece, magnetic pole A is fixed in magnetic pole A groove 123, magnetic pole B is fixed in magnetic pole B groove 203, both are by the fixing relative position of pipe link 221, in the time that pedal is operated, Hall integrated chip relatively moves to the midway location of magnetic pole A and magnetic pole B, the magnetic flux maximum of this position, therefore the horsepower output maximum of motor, it is maximum that the speed of perambulator reaches.Preferably spring of above-mentioned elastomeric element, spring one end is fixedly connected with base plate elastomeric element link slot 131, and the spring other end is fixedly connected with pedal elastomeric element link slot 231.This elastomeric element is not limited to common spring, can also be the parts that gas spring etc. reaches identical function.For fear of producing and slide when the foot pedal, pedal 210 step faces are provided with some anti-skidding projections, the regularly arranged or irregular alignment of some anti-skidding projections, and the shape of anti-skidding projection can adopt dome shape projection, pyramid-shaped projection, curve-like projection etc.
For Hall integrated chip is fixed in Hall integrated chip groove 110, the mode that this programme can adopt internal and external threads to connect realizes, specifically Hall integrated chip groove 110 tank top plates are provided with some base plate internal thread through hole, on Hall integrated chip, the position corresponding with the position of above-mentioned some internal thread through hole is provided with chip through hole, bolt forms internal and external threads by chip through hole and base plate internal thread through hole and is connected, and Hall integrated chip is fastened in Hall integrated chip groove 110 by above-mentioned internal and external threads.Form and be firmly connected with pipe link 221 in order to make magnetic pole A carry piece 120, the mode that this programme can adopt internal and external threads to connect realizes, specifically pipe link 221 and magnetic pole A carry one end that piece 120 is connected and are provided with blind screw hole, magnetic pole A carries piece 120 and is provided with bolt connecting through hole with pipe link 221 connecting portions, and pipe link 221 carries piece 120 through connecting through hole 121 with magnetic pole A and is fixedly connected with blind screw hole internal and external threads by bolt.
Embodiment bis-
As shown in Figure 7, for the scheme of simplified embodiment one, the present embodiment discloses a kind of scheme of simple general-purpose more, wherein, magnetic pole A is fixed on pedal madial wall middle position, magnetic pole B is fixed on the position relative with above-mentioned magnetic pole A, base plate bottom, Hall integrated chip is arranged on the centre of magnetic pole A and magnetic pole B, specifically bottom plate apparatus 100 is " ∪ " shape structures, the open end of " ∪ " shape structure is provided with edge in the base plate extending internally, device with pedal 200 is " ∩ " shape structures, the open end of " ∩ " shape structure is provided with outward extending pedal outer, pedal outer is arranged in bottom plate apparatus 100 openings, between bottom plate apparatus 100 and device with pedal 200, be provided with elastomeric element, in pedal outer and base plate, edge is by above-mentioned elastomeric element elasticity snapping, Hall integrated chip is fixedly installed on bottom plate apparatus 100 bottom inside middle positions.The open end of above-mentioned " ∪ " shape structure can all also can partly be provided with edge in the base plate extending internally, equally, the open end of above-mentioned " ∩ " shape structure can all also can partly be provided with outward extending pedal outer, as long as realize in pedal outer and base plate spacing along elasticity snapping.Device with pedal 200 is applied to downward thrust, overcome the elastic stress of elastomeric element, magnetic pole A draws close to magnetic pole B, magnetic flow by Hall integrated chip increases, Hall voltage increases, and output power of motor increases, and perambulator gives it the gun, loosen foot-operated, elastomeric element pushes away magnetic pole B by magnetic pole A under the effect of internal stress, reduces by the magnetic flow of Hall integrated chip, and Hall voltage reduces, output power of motor reduces, and perambulator moving velocity declines.Above-mentioned elastomeric element can be some springs, spring one end is fixedly connected with bottom plate apparatus 100 inner bottom surfaces, the spring other end is fixedly connected with device with pedal 200 inner bottom surfaces, some springs are 1 above spring specifically, this programme is in order to make the foot-operated elastic force overcoming even, improve foot-operated comfort level, preferred resilient members is 2 springs, and above-mentioned 2 springs are symmetricly set on Hall integrated chip both sides.This elastomeric element is not limited to common spring, can also be the parts that gas spring etc. reaches identical function.
Hall effect is the deflection that in conductor, electric current causes under magnetic field force effect, and in the time being continuously applied magnetic field force, the two ends perpendicular to direction of current in conductor produce Hull voltage, and along with the variation of magnetic-field intensity, corresponding variation also occurs Hull voltage.This electromagnetic induction phenomenon that produces electric field change along with changes of magnetic field has been widely used in various sensor field.This programme utilizes this electromagnetic induction principle to realize the technical purpose of controlling output power of motor by new-type foot pedal structure just, specifically along with the difference of foot pedal dynamics, drive the also difference of voltage at the motor two ends of perambulator, compare existing without speed governing electric children vehicle avoided because of switch moment open bring damage to electric system and driving device, also avoid user because excessive startup force of inertia causes the discomfort of health, possessed substantive distinguishing features and progress.
The electric children vehicle speed change pedal system of this programme is not limited to the disclosed content of embodiment, the technical scheme occurring in embodiment can individualism, also can mutually comprise, the simple alternative that those skilled in the art make in conjunction with common practise according to this programme also belongs to the scope of this programme.
Claims (10)
1. electric children vehicle speed change pedal system, it is characterized in that comprising bottom plate apparatus (100), device with pedal (200) and Hall integrated chip, bottom plate apparatus (100) is provided with magnetic pole A, device with pedal (200) is provided with magnetic pole B, bottom plate apparatus (100) is connected with device with pedal (200) elastic spacing, described Hall integrated chip is arranged between bottom plate apparatus (100) and device with pedal (200), described magnetic pole A and magnetic pole B form closed magnetic circuit magnetic field, and described closed magnetic circuit magnetic field is through described Hall integrated chip; The variation of bottom plate apparatus (100) and device with pedal (200) relative position causes the variation of the magnetic flow of Hall integrated chip described in described magnetic field.
2. electric children vehicle speed change pedal system according to claim 1, it is characterized in that, bottom plate apparatus (100) comprises housing leg and base plate, described base plate inner side is provided with Hall integrated chip groove (110), the described Hall integrated chip data line being arranged in Hall integrated chip groove (110) passes through Hall integrated chip data line through hole road (111) the pass-out bottom plate apparatus (100) on Hall integrated chip groove (110) tank top plate, the base plate of Hall integrated chip groove (110) one sides is provided with connecting through hole (121), the base plate of Hall integrated chip groove (110) opposite side is provided with base plate elastomeric element link slot (131), described plate outer side is provided with magnetic pole A and carries piece groove (122), the both sides of described base plate one end are provided with hinged port (141).
3. electric children vehicle speed change pedal system according to claim 2, it is characterized in that, device with pedal (200) comprises pedal (210), pedal (210) one end is provided with hinged terminal (241), hinged terminal (241) forms and is articulated and connected with hinged port (141), device with pedal (200) forms hinged by described being articulated and connected with bottom plate apparatus (100), pedal (210) other end is provided with protruding pipe link (221), pipe link (221) through connecting through hole (121) be arranged on magnetic pole A and carry the interior magnetic pole A of piece groove (122) and carry piece (120) and be fixedly connected with, magnetic pole A carries piece (120) and is provided with magnetic pole A groove (123), described magnetic pole A is arranged in magnetic pole A groove (123), pedal (210) between hinged terminal (241) and pipe link (221) is provided with pedal elastomeric element link slot (231) and magnetic pole B groove (203), between base plate elastomeric element link slot (131) and pedal elastomeric element link slot (231), be provided with elastomeric element, it is hinged that device with pedal (200) forms elastic spacing by described elastomeric element and bottom plate apparatus (100), described magnetic pole B is arranged in magnetic pole B groove (203).
4. electric children vehicle speed change pedal system according to claim 3, it is characterized in that, described elastomeric element is spring, described spring one end is fixedly connected with base plate elastomeric element link slot (131), and the described spring other end is fixedly connected with pedal elastomeric element link slot (231).
5. electric children vehicle speed change pedal system according to claim 3, is characterized in that, pedal (210) step face is provided with some anti-skidding projections, the regularly arranged or irregular alignment of described some anti-skidding projections.
6. according to the electric children vehicle speed change pedal system described in any one in claim 3,4 or 5, it is characterized in that, Hall integrated chip groove (110) tank top plate is provided with some base plate internal thread through hole, on described Hall integrated chip, the position corresponding with the position of described some internal thread through hole is provided with chip through hole, bolt forms internal and external threads by described chip through hole and base plate internal thread through hole and is connected, and described Hall integrated chip is fastened in described Hall integrated chip groove (110) by described internal and external threads.
7. according to the electric children vehicle speed change pedal system described in any one in claim 3,4 or 5, it is characterized in that, pipe link (221) and magnetic pole A carry one end that piece (120) is connected and are provided with blind screw hole, magnetic pole A carries piece (120) and is provided with bolt connecting through hole with pipe link (221) connecting portion, and pipe link (221) carries piece (120) through connecting through hole (121) with magnetic pole A and is fixedly connected with described blind screw hole internal and external threads by bolt.
8. electric children vehicle speed change pedal system according to claim 1, it is characterized in that, bottom plate apparatus (100) is " ∪ " shape structure, the open end of described " ∪ " shape structure is provided with edge in the base plate extending internally, device with pedal (200) is " ∩ " shape structure, the open end of described " ∩ " shape structure is provided with outward extending pedal outer, described pedal outer is arranged in bottom plate apparatus (100) opening, between bottom plate apparatus (100) and device with pedal (200), be provided with elastomeric element, in described pedal outer and described base plate, edge is by described elastomeric element elasticity snapping, described Hall integrated chip is fixedly installed on bottom plate apparatus (100) bottom inside middle position.
9. electric children vehicle speed change pedal system according to claim 8, it is characterized in that, described elastomeric element is some springs, described spring one end is fixedly connected with bottom plate apparatus (100) inner bottom surface, and the described spring other end is fixedly connected with device with pedal (200) inner bottom surface.
10. electric children vehicle speed change pedal system according to claim 9, is characterized in that, described elastomeric element is 2 springs, and described 2 springs are symmetricly set on described Hall integrated chip both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420009649.5U CN203740074U (en) | 2014-01-08 | 2014-01-08 | Speed change pedal system for electric child car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420009649.5U CN203740074U (en) | 2014-01-08 | 2014-01-08 | Speed change pedal system for electric child car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203740074U true CN203740074U (en) | 2014-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420009649.5U Expired - Fee Related CN203740074U (en) | 2014-01-08 | 2014-01-08 | Speed change pedal system for electric child car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203740074U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018027548A1 (en) * | 2016-08-09 | 2018-02-15 | 尚艳燕 | Electric balance vehicle and pedal assembly thereof |
| WO2018027547A1 (en) * | 2016-08-09 | 2018-02-15 | 尚艳燕 | Electric balance vehicle and pedal assembly thereof |
-
2014
- 2014-01-08 CN CN201420009649.5U patent/CN203740074U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018027548A1 (en) * | 2016-08-09 | 2018-02-15 | 尚艳燕 | Electric balance vehicle and pedal assembly thereof |
| WO2018027547A1 (en) * | 2016-08-09 | 2018-02-15 | 尚艳燕 | Electric balance vehicle and pedal assembly thereof |
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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: 20140730 Termination date: 20150108 |
|
| EXPY | Termination of patent right or utility model |