CN204527463U - The device with pedal of the self-balancing wheelbarrow that a kind of center of gravity regulates automatically - Google Patents

The device with pedal of the self-balancing wheelbarrow that a kind of center of gravity regulates automatically Download PDF

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Publication number
CN204527463U
CN204527463U CN201520153130.9U CN201520153130U CN204527463U CN 204527463 U CN204527463 U CN 204527463U CN 201520153130 U CN201520153130 U CN 201520153130U CN 204527463 U CN204527463 U CN 204527463U
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CN
China
Prior art keywords
pedal
electromagnet
wheelbarrow
auxiliary wheel
screw mandrel
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201520153130.9U
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Chinese (zh)
Inventor
李陈
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Jiangsu Wan Wan Intelligent Technology Co., Ltd.
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李陈
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Filing date
Publication date
Priority to CN201420842676 priority Critical
Priority to CN2014208426760 priority
Application filed by 李陈 filed Critical 李陈
Priority to CN201520153130.9U priority patent/CN204527463U/en
Application granted granted Critical
Publication of CN204527463U publication Critical patent/CN204527463U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses the device with pedal of the self-balancing wheelbarrow that a kind of center of gravity regulates automatically, include two pedals be arranged on the erection column of car body both sides, described pedal is rotatably connected to a screw mandrel, be provided with a motor in order to drive screw mandrel to rotate in pedal, described screw mandrel is connected by screw-driven with described erection column; Described motor is electrically connected with the controller of wheelbarrow.When wheelbarrow speed, motor driving screw mandrel rotates backward and pedal is moved to the rear of wheelbarrow direct of travel, like this when needs brake, as long as user's health is swung back a little, center of gravity at once moves to wheelbarrow rear portion, can realize braking in time and ensure that user's amplitude of leaning back can not be excessive and cause falling down.

Description

The device with pedal of the self-balancing wheelbarrow that a kind of center of gravity regulates automatically
Technical field
The utility model belongs to wheelbarrow construction applications, is specifically related to the device with pedal of the self-balancing wheelbarrow that a kind of center of gravity regulates automatically.
Background technology
Self-balancing electronic wheelbarrow is a kind of driven by power, has the walking-replacing tool of homeostasis function; In today of social develop rapidly, traffic congestion has also become universal phenomenon, and electric unicycle replaces bicycle and battery-driven car to be development of fashion as the vehicle.The rise of Self-balancing electronic wheelbarrow, by the traffic revolution that initiation one is new; Existing electric unicycle is when riding, user carrys out corresponding control wheelbarrow by adjustment forward lean or layback and advances or brake, when needing emergency brake in the process of riding with fast speed, health subconsciously can be swung back and wheelbarrow is braked as soon as possible by user greatly, but the excessive crank that easily causes of angle of layback causes falling, there is safety hazard, and the stressed conference excessively of the motor of wheelbarrow makes immediate current excessive, affects the service life of motor.
Utility model content
Technical problem to be solved in the utility model is: the deficiency existed for prior art, there is provided a kind of simple and ingenious structure, transition layback when can avoid user's sudden stop and the device with pedal with the self-balancing wheelbarrow of center of gravity automatic regulation function that causes crank and fall down.
For realizing the object of the utility model, be achieved by the following technical solutions: the device with pedal of the self-balancing wheelbarrow that a kind of center of gravity regulates automatically, include two pedals be arranged on the erection column of car body both sides, the lower surface of a described pedal is provided with auxiliary wheel system; Described auxiliary wheel system includes auxiliary wheel, the strut bar of described auxiliary wheel is installed, to be molded over below described pedal and the mount pad be rotationally connected with described strut bar, with the drive spindle be rotationally connected in the middle part of strut bar, and the slide block to be rotationally connected with the drive spindle other end, form the slide rail for described skid in described pedal, described slide rail two ends are separately installed with electromagnet A and electromagnet B, and described electromagnet B opposed electromagnets A is in the middle part of pedal; Described slide block two ends are provided with two permanent magnets; Described slide rail extends from pedal one end along tread length direction in the middle part of pedal, is positioned at slide rail two ends and forms the electromagnet container cavity holding described electromagnet A, electromagnet B in pedal; The described electromagnet container cavity being positioned at pedal end is connected with a capping; Described auxiliary wheel fall to end position rear drive bar upper end in the horizontal direction than bottom closer to electromagnet B; Two described pedals are rotatably connected to a screw mandrel along car body fore-and-aft direction, and be provided with a motor in order to drive screw mandrel to rotate in pedal, described screw mandrel is connected by screw-driven with described erection column; Described motor, electromagnet A, electromagnet B are electrically connected with the controller of wheelbarrow respectively.
Compared with prior art, the beneficial effects of the utility model are: when wheelbarrow speed is higher than (during wheelbarrow speed) during the second command speed, motor driving screw mandrel rotates backward and pedal is moved to the rear of wheelbarrow direct of travel, like this when needs brake, as long as user's health is swung back a little, center of gravity at once moves to wheelbarrow rear portion, can realize braking in time and ensure that user's amplitude of leaning back can not be excessive and cause falling down.When wheelbarrow speed drops to lower than (when wheelbarrow speed is lower) during command speed, motor drives screw mandrel rotation that pedal is moved to the front of wheelbarrow working direction, such user health that do not need to lean forward can keep wheelbarrow low speed and at the uniform velocity travel, thus reduce shank firmly; Simultaneously auxiliary wheel declines and earth surface, even if the wheelbarrow low speed driving user that even stops also can stably stand on pedal like this, does not need to get off, very easy to use; And brake hourly velocity also quickly falls to below command speed, auxiliary wheel declines immediately, and pedal is not also able to do in time to move to the front of wheelbarrow working direction, namely now auxiliary wheel is in the rear position (rear of single wheel wheel and bottom surface contact position) of vehicle body side, the effect of supplemental support can be played, guarantee can not swing back that amplitude is excessive because of user and to cause wheelbarrow motor to bear moment of torsion excessive and out of control, improves safety.
Accompanying drawing explanation
Fig. 1, Fig. 2, Fig. 3 are structural representations of the present utility model.
Fig. 4 is the structural representation of the pedal being provided with screw mandrel.
Fig. 5 is the connection structure schematic diagram being provided with each parts of auxiliary wheel system and pedal.
Fig. 6, Fig. 7 are the structural representations of pedal.
1, car body; 11, erection column; 2, pedal; 20, mount pad; 22, slide rail; 23, auxiliary wheel container cavity; 25, motor; 26, screw mandrel; 27, electromagnet container cavity; 3, strut bar; 4, auxiliary wheel; 5, drive spindle; 6, source switch; 7, slide block; 8, capping; 91, electromagnet A; 92, electromagnet B.
Detailed description of the invention
With reference to the accompanying drawings detailed description of the invention of the present utility model is made a detailed explanation below.
embodiment 1
According to Fig. 1 and Fig. 7, the device with pedal of the self-balancing wheelbarrow that a kind of center of gravity described in the present embodiment regulates automatically, include two pedals 2 be arranged on car body 1 both sides erection column 11, described in one or two, the lower surface of pedal is provided with auxiliary wheel system; Described auxiliary wheel system includes auxiliary wheel 4, the strut bar 3 of described auxiliary wheel is installed, to be molded over below described pedal and the mount pad 20 be rotationally connected with described strut bar, with the drive spindle 5 be rotationally connected in the middle part of strut bar, and the slide block 7 to be rotationally connected with the drive spindle other end, form the slide rail 22 for described skid in described pedal, described slide rail two ends are separately installed with electromagnet A91 and electromagnet B92, and described electromagnet B opposed electromagnets A is in the middle part of pedal; Described slide block two ends are provided with two permanent magnet (not shown)s; Described slide rail extends from pedal one end along tread length direction in the middle part of pedal, is positioned at slide rail two ends and forms the electromagnet container cavity 27 holding described electromagnet A, electromagnet B in pedal; The described electromagnet container cavity being positioned at pedal end is connected with a capping 8; Described auxiliary wheel fall to end position rear drive bar upper end in the horizontal direction than bottom closer to electromagnet B; Two described pedals are rotatably connected to a screw mandrel 26 along car body fore-and-aft direction, and be provided with a motor 25 in order to drive screw mandrel to rotate in pedal, described screw mandrel is connected by screw-driven with described erection column; Described motor, electromagnet A, electromagnet B are electrically connected with the controller of wheelbarrow respectively, when wheelbarrow speed is lower than 2km/h, controller controls motor and drives screw mandrel rotate thus pedal is moved to wheelbarrow direct of travel front, control electromagnet B with Time Controller and produce the permanent magnet magnetic field in the same way relative with it, electromagnet A produces the reverse magnetic field of the permanent magnet relative with it, drive slide block to move to electromagnet B, thus auxiliary wheel is fallen; When wheelbarrow speed is higher than 10km/h, controller controls motor and drives screw mandrel counter-rotation thus pedal is moved to the rear of wheelbarrow direct of travel, control electromagnet B with Time Controller and produce the reverse magnetic field of the permanent magnet relative with it, electromagnet A produces and the permanent magnet magnetic field in the same way relative with it, drive slide block to move to electromagnet A, thus auxiliary wheel is packed up.
Described auxiliary wheel fall to end position rear drive bar upper end in the horizontal direction than bottom closer to electromagnet B.Suction due to electromagnet is limited is difficult to the body weight supporting user, as long as but the upper end of drive spindle in the horizontal direction than bottom closer to electromagnet B, after so drive spindle is subject to the thrust of strut bar, the upper end of drive spindle is pressure instead of the magnetic field force relying on electromagnet B to the power that electromagnet B produces, so just can ensure that auxiliary wheel can play auxiliary effect after falling, and the horsepower output of electromagnet B does not need very large.
Offer the auxiliary wheel container cavity 23 holding collapsed state auxiliary wheel bottom described pedal, the inner side of described capping offers the electromagnet installation cavity installing electromagnet A.
Only have in two described pedals below a pedal and auxiliary wheel system is installed, it is concordant with the wheel lower surface of wheelbarrow when described auxiliary wheel drops to end position, such auxiliary wheel coordinates with wheel stable support can live wheelbarrow, even if the wheelbarrow low speed driving user that even stops also can stably stand on pedal like this, do not need to get off
A notch portion is formed, the width 20-50mm larger than the width of erection column of notch portion, the amplitude that namely pedal is movable in the middle of described pedal.Described motor is arranged on side in pedal, and motor output shaft is directly coaxially connected with screw mandrel; Or motor output shaft connects train of reduction gears, and then the mouth of train of reduction gears is connected with screw mandrel.When this pedal is provided with auxiliary wheel system, the second motor of auxiliary wheel system is arranged on the opposite side of pedal.
The connection location of screw mandrel and pedal is near the top of pedal, and the bottom of pedal and erection column lateral wall offset thus can maintain horizontality after pedal is launched.
Described controller is equipped with gyro sensor and acceleration pick-up, gyro sensor controller is controlled state of equilibrium that wheelbarrow fore-and-aft direction is in level, when body gravity deflection front or rear, controller correspondingly controls motor forward or reverse, when the amplitude of user's body forward, rear-inclined is larger, the side-play amount that acceleration pick-up detects is larger, then controller correspondingly controls the rotating speed increase of motor.
For the electric unicycle that wheel is 14 inches, when wheelbarrow speed is higher than 10km/h, controller control motor driving screw mandrel rotates backward and pedal is moved to the rear of wheelbarrow direct of travel, like this when needs brake, as long as user's health is swung back a little, center of gravity at once moves to wheelbarrow rear portion, can realize braking in time and ensure that user's amplitude of leaning back can not be excessive and cause falling down.When wheelbarrow speed drops to lower than (when wheelbarrow speed is lower) during command speed, motor drives screw mandrel rotation that pedal is moved to the front of wheelbarrow working direction, such user health that do not need to lean forward can keep wheelbarrow low speed and at the uniform velocity travel, thus reduce shank firmly; Simultaneously auxiliary wheel declines and earth surface, even if the wheelbarrow low speed driving user that even stops also can stably stand on pedal like this, does not need to get off, very easy to use; And brake hourly velocity also quickly falls to below command speed, auxiliary wheel declines immediately, and pedal is not also able to do in time to move to the front of wheelbarrow working direction, namely now auxiliary wheel is in the rear position (rear of single wheel wheel and ground-contacting position) of vehicle body side, the effect of supplemental support can be played, guarantee can not swing back that amplitude is excessive because of user and to cause wheelbarrow motor to bear moment of torsion excessive and out of control, improves safety.
For the electric unicycle that wheel is 16 inches, can set when wheelbarrow speed is higher than 15km/h, motor driving screw mandrel rotates backward and pedal is moved to the rear of wheelbarrow direct of travel.

Claims (1)

1. the device with pedal of self-balancing wheelbarrow that automatically regulates of center of gravity, is characterized in that: include two pedals be arranged on the erection column of car body both sides, the lower surface of a described pedal is provided with auxiliary wheel system; Described auxiliary wheel system includes auxiliary wheel, the strut bar of described auxiliary wheel is installed, to be molded over below described pedal and the mount pad be rotationally connected with described strut bar, with the drive spindle be rotationally connected in the middle part of strut bar, and the slide block to be rotationally connected with the drive spindle other end, form the slide rail for described skid in described pedal, described slide rail two ends are separately installed with electromagnet A and electromagnet B, and described electromagnet B opposed electromagnets A is in the middle part of pedal; Described slide block two ends are provided with two permanent magnets; Described slide rail extends from pedal one end along tread length direction in the middle part of pedal, is positioned at slide rail two ends and forms the electromagnet container cavity holding described electromagnet A, electromagnet B in pedal; The described electromagnet container cavity being positioned at pedal end is connected with a capping; Described auxiliary wheel fall to end position rear drive bar upper end in the horizontal direction than bottom closer to electromagnet B;
Two described pedals are rotatably connected to a screw mandrel along car body fore-and-aft direction, and be provided with a motor in order to drive screw mandrel to rotate in pedal, described screw mandrel is connected by screw-driven with described erection column; Described motor, electromagnet A, electromagnet B are electrically connected with the controller of wheelbarrow respectively.
CN201520153130.9U 2014-12-25 2015-03-18 The device with pedal of the self-balancing wheelbarrow that a kind of center of gravity regulates automatically Expired - Fee Related CN204527463U (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201420842676 2014-12-25
CN2014208426760 2014-12-25
CN201520153130.9U CN204527463U (en) 2014-12-25 2015-03-18 The device with pedal of the self-balancing wheelbarrow that a kind of center of gravity regulates automatically

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520153130.9U CN204527463U (en) 2014-12-25 2015-03-18 The device with pedal of the self-balancing wheelbarrow that a kind of center of gravity regulates automatically

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CN204527463U true CN204527463U (en) 2015-08-05

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106184543A (en) * 2016-07-28 2016-12-07 嘉兴御创电力科技有限公司 A kind of Self-balancing electronic wheelbarrow
CN108757771A (en) * 2018-05-29 2018-11-06 江苏工程职业技术学院 A kind of brake apparatus for new-energy automobile
CN109131681A (en) * 2018-09-06 2019-01-04 常州大学 A kind of self-balancing vehicle based on artificial intelligence balance switching

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106184543A (en) * 2016-07-28 2016-12-07 嘉兴御创电力科技有限公司 A kind of Self-balancing electronic wheelbarrow
CN108757771A (en) * 2018-05-29 2018-11-06 江苏工程职业技术学院 A kind of brake apparatus for new-energy automobile
CN108757771B (en) * 2018-05-29 2021-01-15 江苏工程职业技术学院 Braking device for new energy automobile
CN109131681A (en) * 2018-09-06 2019-01-04 常州大学 A kind of self-balancing vehicle based on artificial intelligence balance switching
CN109131681B (en) * 2018-09-06 2020-06-26 常州大学 Self-balancing vehicle based on artificial intelligence balance switching

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GR01 Patent grant
C14 Grant of patent or utility model
CB03 Change of inventor or designer information

Inventor after: Li Gang

Inventor before: Li Chen

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20160712

Address after: 210000 Jiangsu City, Jiangning, Qilin District, science and Technology Innovation Park, Hui Chi Road, unit B, building 300, building two

Patentee after: Jiangsu Wan Wan Intelligent Technology Co., Ltd.

Address before: Straight street 312400 Zhejiang city in Shaoxing Province, Shengzhou City, No. 297 building two room 103

Patentee before: Li Chen

COR Change of bibliographic data
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150805

Termination date: 20170318

CF01 Termination of patent right due to non-payment of annual fee