CN208638278U - A kind of electric children vehicle steps on alignment circuit with foot - Google Patents
A kind of electric children vehicle steps on alignment circuit with foot Download PDFInfo
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- CN208638278U CN208638278U CN201821458721.7U CN201821458721U CN208638278U CN 208638278 U CN208638278 U CN 208638278U CN 201821458721 U CN201821458721 U CN 201821458721U CN 208638278 U CN208638278 U CN 208638278U
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- resistance
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- speed regulation
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- effect tube
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Abstract
The utility model discloses a kind of electric children vehicles to step on alignment circuit with foot, positive pole connects R8, R8 connection DC speed regulation chip vdd terminal mouth, diode cathode, power cathode connects K1, K2, the K1 connection N ditch port field-effect tube S and the port DC speed regulation chip Vss, the ditch port field-effect tube S connects diode cathode, positive pole connects perambulator motor, perambulator motor connects K2, the port N ditch field-effect tube D, the N ditch port field-effect tube G connects the port DC speed regulation chip Vout, the DC speed regulation port chip D- connects R9, the DC speed regulation port chip D+ connects R10, R9, it is connected with R1~R7 between R10 in turn, R9, R1~R7, a shifting switch connector is equipped in R10 between every two resistance, DC speed regulation chip I N-port connects R1 1, R11 connection C1, the port C1 connection DC speed regulation chip Vout is equipped with K between R11 and C1.Foot described in the utility model steps on alignment circuit design rationally, uses DC speed regulation chip to be connected with speed adjusting resistance R1~R7, it can be achieved that the foot of perambulator motor steps on speed regulation.
Description
Technical field
The utility model relates to electricity field, specifically a kind of electric children vehicle steps on alignment circuit with foot.
Background technique
It is generally not provided with alignment circuit on existing electric children vehicle, cannot achieve the velocity transformation of electric children vehicle.It is a small number of electronic
Perambulator has speed-regulating function, generally also only low-grade, high-grade two notch speed degree selection manually, can not achieve electric children vehicle foot step on it is more
Grade speed regulation.
Utility model content
The utility model provides a kind of electric children vehicle and steps on alignment circuit with foot.
The purpose of this utility model is that the electric children vehicle for solving the problems, such as on existing market can not achieve foot and step on speed regulation.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of electric children vehicle steps on speed regulation electricity with foot
Road, including power supply, perambulator motor, N ditch field-effect tube, DC speed regulation chip, the positive pole connect the one end resistance R8, resistance
Vdd terminal mouth, the diode cathode of the other end connection DC speed regulation chip of R8, the power cathode connection switch K1, switch K2,
Switch K1 is connected to the port S of N ditch field-effect tube and the port Vss of DC speed regulation chip, the port the S connection two of ditch field-effect tube
Pole pipe anode, positive pole connect perambulator motor one end, the end D of perambulator motor other end connection switch K2, N ditch field-effect tube
Mouthful, the port Vout of the port the G connection DC speed regulation chip of N ditch field-effect tube, the port D- of DC speed regulation chip connects resistance
The port D+ of R9, DC speed regulation chip connect resistance R10, are connected with multiple speed adjusting resistances between resistance R9, resistance R10 in turn,
Resistance R9, speed adjusting resistance are equipped with a shifting switch connector, the port IN of DC speed regulation chip in R10 between every two resistance
The one end resistance R11 is connected, the resistance R11 other end connects the one end capacitor C1, and the capacitor C1 other end connects DC speed regulation chip
The port Vout is equipped with shifting switch K between resistance R11 and capacitor C1.
The speed adjusting resistance has 7, respectively resistance R1~R7, resistance R9, resistance R1~R7, every two resistance in R10
Between be equipped with a shifting switch connector.
Preferably, the resistance value range of the resistance R1~R7 is 47k~120k, and the resistance value of R1~R7 gradually increases
Greatly；The resistance value that the resistance value of the R8 is 470, R9 is 300K, and the resistance value of R10 is 82K, and the resistance value of R11 is 120K, institute
The capacitance for stating C1 is 620pF；The power supply is 6~15V.
Preferably, the model GS069W, the model P55NF06 of the N ditch field-effect tube of the DC speed regulation chip.
It is closed the beneficial effects of the utility model are: electric children vehicle described in the utility model steps on alignment circuit design with foot
Reason, uses DC speed regulation chip to be connected with speed adjusting resistance R1~R7, the multistep speed regulation of perambulator motor may be implemented.Work as direct current
When speed regulation chip will start to work, closure switch K1, after K1 is turned on, circuit obtains electric start-up operation, and otherwise entire circuit is obstructed
Electricity.Switch K2 is used to control the connection between power supply and perambulator motor, and the through perambulator motor of then power supply is connected in K2.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples:
As shown, providing the embodiment that the utility model electric children vehicle steps on alignment circuit with foot, including power supply, perambulator
Motor, N ditch field-effect tube, DC speed regulation chip, the positive pole connect the one end resistance R8, and the other end connection of resistance R8 is straight
Vdd terminal mouth, the diode cathode of stream speed regulation chip, the power cathode connection switch K1, switch K2, switch K1 are connected to N ditch
The port S of the port S of field-effect tube and the port Vss of DC speed regulation chip, ditch field-effect tube connects diode cathode, and power supply is just
Pole connects perambulator motor one end, the port D of perambulator motor other end connection switch K2, N ditch field-effect tube, the G of N ditch field-effect tube
Port connects the port Vout of DC speed regulation chip, and the port D- of DC speed regulation chip connects resistance R9, the D of DC speed regulation chip
+ port connects resistance R10, is connected with resistance R1~R7 between resistance R9, resistance R10 in turn, every in resistance R9, R1~R7, R10
A shifting switch connector is equipped between two resistance, the port IN of DC speed regulation chip connects the one end resistance R11, resistance R11
The other end connects the one end capacitor C1, and the capacitor C1 other end connects the port Vout of DC speed regulation chip, resistance R11 and capacitor C1 it
Between be equipped with shifting switch K.Shifting switch K and electric resistance array R1~R7 forms a stepping resistance regulator, the opposite variable electricity of carbon film
The service life of component is improved very much for resistance greatly.
The resistance value range of the resistance R1~R7 is 47k~120k, and the resistance value of R1~R7 is gradually increased；The R8
Resistance value be 470, R9 resistance value be 300K, the resistance value of R10 is 82K, and the resistance value of R11 is 120K, the electricity of the C1
Capacitance is 620pF；The power supply is 6~15V.
The model GS069W, the model P55NF06 of the N ditch field-effect tube of the DC speed regulation chip.Direct current tune
Each port function of fast chip is as follows: 1, the port IN: input.2, the port Vss: ground.3, the port Vout: output.4, the port D-:
Output negative pole.5, the port D+: output cathode.6, the port NC: empty.7, vdd terminal mouth: power supply.
Speed adjusting resistance used in the present embodiment has 7, respectively resistance R1~R7, and in actual use, user can
The quantity of speed adjusting resistance is increased and decreased according to actual needs.
Claims (4)
1. a kind of electric children vehicle steps on alignment circuit with foot, it is characterised in that: including power supply, perambulator motor, N ditch field-effect tube, straight
Stream speed regulation chip, the positive pole connect the one end resistance R8, the vdd terminal of the other end connection DC speed regulation chip of resistance R8
Mouthful, diode cathode, the power cathode connection switch K1, switch K2, switch K1 be connected to N ditch field-effect tube the port S and
The port Vss of DC speed regulation chip, the port S of ditch field-effect tube connect diode cathode, and positive pole connects perambulator motor one
The port G at end, the port D of perambulator motor other end connection switch K2, N ditch field-effect tube, N ditch field-effect tube connects DC speed regulation
The port Vout of chip, the port D- of DC speed regulation chip connect resistance R9, and the port D+ of DC speed regulation chip connects resistance
R10, is connected with multiple speed adjusting resistances in turn between resistance R9, resistance R10, resistance R9, speed adjusting resistance, every two resistance in R10
Between be equipped with a shifting switch connector, the port IN of DC speed regulation chip connects the one end resistance R11, and the resistance R11 other end connects
The one end capacitor C1 is connect, the capacitor C1 other end connects the port Vout of DC speed regulation chip, is equipped with and adjusts between resistance R11 and capacitor C1
Gear switch K.
2. electric children vehicle according to claim 1 steps on alignment circuit with foot, it is characterised in that: the speed adjusting resistance has 7,
Respectively resistance R1~R7, resistance R9, resistance R1~R7, a shifting switch connector is equipped in R10 between every two resistance.
3. electric children vehicle according to claim 2 steps on alignment circuit with foot, it is characterised in that: the electricity of the resistance R1~R7
Standard resistance range is 47k~120k, and the resistance value of R1~R7 is gradually increased；The resistance value of the R8 is that the resistance value of 470, R9 is
The resistance value of 300K, R10 are 82K, and the resistance value of R11 is 120K, and the capacitance of the C1 is 620pF；The power supply be 6~
15V。
4. electric children vehicle according to claim 1 steps on alignment circuit with foot, it is characterised in that: the DC speed regulation chip
Model GS069W, the model P55NF06 of the N ditch field-effect tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821458721.7U CN208638278U (en) | 2018-09-06 | 2018-09-06 | A kind of electric children vehicle steps on alignment circuit with foot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821458721.7U CN208638278U (en) | 2018-09-06 | 2018-09-06 | A kind of electric children vehicle steps on alignment circuit with foot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208638278U true CN208638278U (en) | 2019-03-22 |
Family
ID=65743762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821458721.7U Active CN208638278U (en) | 2018-09-06 | 2018-09-06 | A kind of electric children vehicle steps on alignment circuit with foot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208638278U (en) |
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2018
- 2018-09-06 CN CN201821458721.7U patent/CN208638278U/en active Active
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