CN205239544U - Electronic helping hand shallow with thrust perceptional function - Google Patents
Electronic helping hand shallow with thrust perceptional function Download PDFInfo
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- CN205239544U CN205239544U CN201520749659.7U CN201520749659U CN205239544U CN 205239544 U CN205239544 U CN 205239544U CN 201520749659 U CN201520749659 U CN 201520749659U CN 205239544 U CN205239544 U CN 205239544U
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Abstract
The utility model provides an electronic helping hand shallow, including an automobile body, still include: lieing in automobile body below and being suitable for the drive automobile body to advance or recessional first wheel body, second wheel body, these two wheel bodys set up relatively, be suitable for the drive the first motor of first wheel body motion, be suitable for the drive the second motor of second wheel body motion, be couple to in the pivot of setting on the automobile body and rotatable a pair of connecting rod, this connecting rod set to behind the atress for the rotatory certain angle of automobile body, with the connecting rod joint twist reverse resilient means, this every twist reverse resilient means and have the messenger initial condition's trend is arrived in the connecting rod gyration, be located near the angle detecting means in pivot, be used for detecting the rotation of the relative automobile body of every connecting rod respectively, wherein: first motor and the rotation of second motor are set to provides auxiliary electric power take off in response to the rotating of the relative automobile body of connecting rod that corresponds.
Description
Technical field
The utility model relates to vehicle equipment technical field, especially has the electric boosted go-cart of thrust perceptional function.
Background technology
Handcart is one of conventional delivery vehicle of the mankind, such as medical rehabilitation, construction, Ore Transportation, processingThe fields such as industry production, have a wide range of applications. From the most original dependence user's Manual-pushing, progressively develop into dependenceThe mode such as electronic, pneumatic and/or surge drives wheel body, realizes the short distance carrying of article.
Early stage handcart, is to rely on Manual-pushing substantially, and user is promoting heavy load cart, or uphill, downhillTime, can cause owing to being short of physical strength danger or delivery effect to decline, and by means of electronic, the pneumatic and/or driving of surgingSystem can alleviate user's burden.
In prior art, developed multiple electronic, surge or pneumatic handcart, such as by knob/button controlThe Electric hand cart of gear, relies on battery driven motor to rotate, and then drives vehicle handcart is advanced or retreat,But this by the adjusting of knob or button control gear-type, its driving force size is fixed, and can not respond rapidlyOperator's intention and field condition, adjustment driving force, control difficulty, easily causes collision accident.
Other improved handcarts, such as the electric boosted hand push of the disclosed one of Japanese patent laid-open 2012-166748Chassis, the power that pushes chassis by detection operator, applies and the corresponding auxiliary power of manpower by electro-motor. AsFig. 8 a, 8b, electric boosted platform truck is provided with a moment of torsion test section for detection of doing under the operation that is pressed at operating portionFor the driving torque of body shell, and the driving torque detecting according to moment of torsion test section by a control part is transportedCalculation puts on the auxiliary force of wheel body. This electric boosted platform truck also has power steering function, but from its project organization, whole transfer bar mechanism complexity of bearing operator's hand push power, can not bear larger power; And sensing mechanism adoptsThe angle induction designing based on rectilinear path mode, mechanism's complexity, has affected reliability, stability and the cost control of systemSystem.
And for example Chinese publication application 201210547667 discloses a kind of power trolley, as shown in Fig. 9 a, 9b, itsForce aid system comprises a power acquisition module, force signal amplification module, is arranged to be connected with motor control module. Pass through powerPower when the power sensor of acquisition module obtains people's polish rod, force signal amplification module becomes the signal of telecommunication also aforementioned force transformationCarry out being transferred to motor control module after signal amplification, motor control module is controlled speed and the moment of torsion output of motor thus,Thereby reach the amplification of manpower and following of people's displacement.
Utility model content
The utility model first aspect provides a kind of electric boosted go-cart, comprises a car body, also comprises:
Be positioned at the first wheel body, the second wheel body that car body below is suitable for driving car body to advance or retreats, these two wheel bodys are oppositely arranged;
Be suitable for driving the first motor of described the first wheel body motion;
Be suitable for driving the second motor of described the second wheel body motion;
Be couple to the rotating shaft being arranged on car body the pair of links that can rotate around the shaft, this rotating shaft is fixed on car body, described everyIndividual connecting rod is provided in stressed back wall and rotates to an angle with respect to car body around described rotating shaft;
With the torsion elasticity device that described connecting rod engages, this each torsion elasticity device has makes connecting rod be turned back to becoming of original stateGesture;
Be positioned near the angle detection device of rotating shaft, be respectively used to detect each connecting rod rotating relative to car body;
Wherein:
Described the first motor and the rotation of the second motor are configured to provide auxiliary in response to corresponding connecting rod relative to rotating of car bodyElectric power output.
Further, in example, described electric boosted go-cart comprises more:
The transfer bar mechanism that for receiving operator, car body is applied power, the two ends of this transfer bar mechanism are connected to by omnidirectional mechanism respectivelyOn described connecting rod, transfer bar mechanism is rotated to an angle with respect to car body at stressed rear drive connecting rod and described rotating shaft
All combinations of the extra design that should be appreciated that aforementioned concepts and describe in further detail are below as long as at such structureThink can be regarded as in not conflicting situation a part for utility model theme of the present disclosure. In addition, required for protectionAll combinations of theme are all regarded as a part for utility model theme of the present disclosure.
Can understand more all sidedly from the following description by reference to the accompanying drawings foregoing and other aspect, the enforcement of the utility model instructionExample and feature. The feature of for example illustrative embodiments of other additional aspect of the present utility model and/or beneficial effect are by belowObvious in description, or by according to learning in the practice of the detailed description of the invention of the utility model instruction.
Brief description of the drawings
Accompanying drawing is not intended to draw in proportion. In the accompanying drawings, at the each identical or approximately uniform part shown in each figureCan represent with identical label. For clarity, in each figure, be not that each part is all labeled. Now,By by example and describe the embodiment of various aspects of the present utility model with reference to accompanying drawing, wherein:
Fig. 1 a, 1b are respectively that explanation is according to the overall schematic of the electric boosted go-cart of some embodiment of the utility model, Qi Zhongtu1b is circuit and the drive system schematic diagram of electric boosted go-cart shown in Fig. 1 a.
Fig. 1 a, 1b are respectively that explanation is according to the overall schematic of the electric boosted go-cart of some embodiment of the utility model, Qi Zhongtu1b is the circuit of electric boosted go-cart shown in Fig. 1 a and the principle schematic of drive system, and in Fig. 1 b, the position of some assembly is to showExample, the side view of not expressing the assembly combination shown in Fig. 1 a.
Fig. 2 is that explanation is according to the schematic diagram of the transfer bar mechanism of the electric boosted go-cart of some embodiment of the utility model.
Fig. 3 illustrates according to the transfer bar mechanism of the electric boosted go-cart of some embodiment of the utility model by the schematic diagram after operating.
Fig. 4 is that explanation is shown according to the part of the connecting rod of the electric boosted go-cart of some embodiment of the utility model and axle connecting portionIntention.
Fig. 5 be explanation according to the connecting rod of the electric boosted go-cart of some embodiment of the utility model and axle connecting portion the opposing partyTo partial schematic diagram.
Fig. 6 is that explanation is shown according to the part of the car body of the electric boosted go-cart of some embodiment of the utility model and axle connecting portionIntention.
Fig. 7 be explanation according to the car body of the electric boosted go-cart of some embodiment of the utility model and axle connecting portion the opposing partyTo partial schematic diagram.
Fig. 8 a, 8b are the schematic diagrames of electric boosted platform truck in prior art.
Fig. 9 a, 9b are the schematic diagrames of power trolley in prior art.
Detailed description of the invention
In order more to understand technology contents of the present utility model, especially exemplified by specific embodiment and coordinate appended graphic being described as follows.
In the disclosure, with reference to accompanying drawing, each side of the present utility model is described, shown in the drawings of the embodiment of many explanations. ThisDisclosed embodiment must not be intended to comprise all aspects of the present utility model. Should be appreciated that multiple design and the reality introduced aboveExecute example, and those designs and the embodiment that describe in more detail below can be so that in a lot of modes, any one is implemented,This is because design disclosed in the utility model and embodiment are not limited to any embodiment. In addition, the utility model is openSome aspects can use separately, or with disclosed otherwise any appropriately combined use of the utility model.
According to embodiment of the present utility model, a kind of electric boosted go-cart 100, comprises a car body 101, be configured to such as square body,The body construction of triangular shape body or other shapes. Below car body 101, be provided with multiple wheel bodys (110a, 110c, 110d),Be used for supporting car body, and one of them or multiple wheel body be provided for driving advancing or setback of car body 101,This type of wheel body is also referred to as driving wheel, and other wheel bodys that install car body below are as driven pulley.
As shown in Fig. 1 a, 1b, exemplarily represent that a kind of electric boosted go-cart 100 with four wheel bodys (has illustrated in figure3 wheel bodys do not give expression to because visual angle causes another wheel body being oppositely arranged with wheel body 110a in diagram), in other examplesIn son, electric boosted go-cart can also comprise wheel body more or still less, (is conventionally also referred to as two such as having two wheel bodysWheeled trolley), three wheel bodys (being conventionally also referred to as three-wheel vehicle using motor), five wheel bodys, six wheel bodys, even more wheel body,At least one wheel body in these electric boosted go-carts be the control that is configured to apply according to people (such as by suitable orFavourable checkout gear) and the driving force that is aided with amplification makes car body do to advance or setback.
As shown in Fig. 1 a, 1b, in the following description with the wheel body 110a of electric boosted go-cart 100 and setting corresponding theretoWheel body (not shown) be driving wheel (thering are two driving wheels), electric boosted go-cart as shown in Fig. 1 a, 1b is describedRealize. These two driving wheels are also referred to as the first wheel body 110a and the second wheel body (not shown), these two in the following descriptionWheel body, will be below more specifically describes, and drives for example the via the first motor arranging respectively, the second motorOne motor 102 drives the first wheel body 110a, and the second motor drives the second wheel body. Because the first wheel body is established with the relative of the second wheel bodyPut, and substantially there is identical structure configuration, therefore in each diagram of the present disclosure, do not represent. And, due to firstThe combination configuration of motor 102 and the first wheel body 110a and the combination configuration of the second motor and the second wheel body are basic identical, and preferablyBe balanced configuration, in therefore describing below of the present disclosure, all drive the first wheel body 110a to carry out as example taking the first motor 102Explanation. In the time that present disclosure relates to the description of the second motor and the second wheel body, should be appreciated that and refer to and this first wheel body 110aThe wheel body being oppositely arranged and drive the second motor of this wheel body.
Shown in Fig. 1 a, 1b, 4,5, electric boosted go-cart also comprises pair of links 106a and 106b, is separately fixed at electricityOn two axles 111 on the car body of moving power-assisted go-cart 100, each axle 111 is for example all rotatably installed in, on car body 101,Support by bearing (not shown), or be directly set in car body 101 (preferably adding lubricant or lubricating oil between the two).
Between each axle 111 and corresponding connecting rod, be configured to rotate together, also, connecting rod (106a, 106b) is after stressedRotate to an angle with respect to car body 101 with corresponding axle.
If Fig. 1 a is in conjunction with as shown in Fig. 4,5,6,7, electric boosted go-cart 100 is also provided with and is positioned near the torsion bullet of axle 111Property device 105, each elastic device 105 that turns has the connecting rod of making (106a, 106b) be turned back to original state after stressed rotationTrend.
These each torsion elasticity devices 105 preferably with the direct butt of connecting rod (106a, 106b), its one end is fixed to car body 101,Because connecting rod (106a, 106b) is when the stressed rotation, axle 111 is along with rotation therewith, therefore torsion elasticity device 105The other end can be fixed to corresponding connecting rod (106a, 106b).
In other examples, one end of each torsion elasticity device 105 is fixed to car body 101, and its other end is fixed to correspondenceAxle 111 on.
In some instances, as shown in FIG. 4,5,6, 7, torsion elasticity device 105 is configured to a torsionspring, is set inOn axle 111, and can roughly reverse coaxially around this axle 111 and its. Each torsionspring has the connecting rod of making (106a, 106b)After stressed rotation, be turned back to the trend of original state.
In conjunction with Fig. 4,5,6,7, in this example, one end of aforementioned torsionspring is fixed to described car body 101, and the other end is fixedTo corresponding connecting rod 106a.
As shown in FIG. 4,5,6, 7, be provided with a fixed part on connecting rod 106a, the fixed part shown in figure is configured to oneDraw-in groove 106a-1, for fixing described torsionspring. Should be appreciated that the fixed part on connecting rod 106a can adopt any configuration,Include but not limited to the arbitrary forms such as draw-in groove, briquetting, compressing tablet, fixing clamping mechanism, screw thread, bolt, to make torsionspringOne end and the position of this connecting rod 106a fix.
Certainly,, in other example, torsionspring can also be fixed on connecting rod 106a by techniques such as welding.
Shown in Fig. 6,7, on described car body 101, torsionspring can adopt identical with fixed form described above orThe mode that person is different and this car body 101 fix.
In other examples, in order to strengthen stability, can adopt and comprise fixing affiliated the turning round of aforementioned at least two kinds of modesTurn spring.
Should be appreciated that and not necessarily refer to fixing between the torsionspring of aforementioned description and car body 101 and connecting rod 106aAbsolute is fixing, due to here be fixedly in order to allow torsionspring provide to make connecting rod to be turned back to the turning power of original state,Therefore,, as long as make to keep a relatively-stationary position between torsionspring and car body 101 and connecting rod 106a, makeThere is not the situation that departs from or easily depart from it. Certainly, between torsionspring and car body 101 and connecting rod 106a, keepAbsolute position is fixing is also feasible. In example described above, all as an example of torsionspring example, torsion elasticity device is described105 realization.
In other embodiments, torsion elasticity device 105 can also be configured to other forms of mechanism, such as bulletSheet, helical spring, rubber parts etc., butt is to each connecting rod, for providing each connecting rod (106a, 106b) stressedAfter return to the restoring force of original state.
For the Problem of Failure that prevents that the stressed rear operation amplitude of connecting rod is excessive or torsion elasticity device 105 is over-stressed and cause,Electric boosted go-cart 100 also comprises a connecting rod position-limit mechanism, for the operation amplitude of limiting rod (106a, 106b).
Preferably, connecting rod position-limit mechanism comprises the fixed block 118a being positioned on axle 111 and is arranged at least one limit on car bodyPosition piece (118b, 118c), described limited block and the spaced apart certain distance of described fixed block.
In some instances, shown in Fig. 5,6,7, as preferred scheme, aforementioned connecting rod position-limit mechanism comprises and is positioned at axleFixed block 118a on 111, and be arranged on car body 101 and be positioned at the first limited block 118b of aforementioned fixed block 118a both sidesWith the second limited block 118c, be provided with two limited blocks, the first limited block 118b and the second limited block 118c are respectively with describedThe spaced apart certain distance of fixed block 118a.
So, in the time of the stressed for example thrust of connecting rod (106a, 106b) or pulling force, between the Rotary District of connecting rod, be limited in byIn the locational space that one limited block 118b and the second limited block 118c limit, and be unlikely to because frequently significantly rotation orPerson's excess compression torsion elasticity device 105 and cause it to lose efficacy, thereby can not make connecting rod (106a, 106b) return in timeOriginal state, for example, in the time that applied push/pull is eliminated or is reduced.
In some instances, upper at aforesaid fixed block 118a and/or at least one limited block (118b, 118c), especially existOn contact-making surface each other, buffer part is set, such as rubber parts etc., with non-rigid contact (absorbing forces of impact degree), improve the twoBetween especially sharp impacts (such as bad operation operating mode or contingency time) of collision.
In other examples, aforementionedly can exchange about limited block and fixed block set positions. Such as, on axle 111, establishPut the limited block (118b, 118c) of at least one, described fixed block 118a be set on car body, and make described limited block withThe spaced apart certain distance of described fixed block. Should be appreciated that equally, can play the operation amplitude of limiting rod (106a, 106b)Effect.
Shown in Fig. 1 b and Fig. 4,5,6,7, electric boosted go-cart 100 being subject to people's control, it is advanced orWhen person retreats, provide for example thrust of these controls or pulling force, drive at least one wheel body fortune by the operation of a motor 102Moving, therefore drive whole car body 101 advance or retreat.
Shown in Fig. 1 b, electric boosted go-cart 100 comprises near the angle detection device 104 being positioned at axle 111, is respectively used toDetect connecting rod (106a, the 106b) rotation information of car body 101 relatively, output contains connecting rod rotation direction and rotational angle informationThe signal of telecommunication.
In above each embodiment and each embodiment described below, each connecting rod (106a, 106b) all configures oneCorresponding angle detection device 104, the angle with respect to car body turning over when the stressed rotation for obtaining connecting rod.
In the example shown in Fig. 1 a, Fig. 2, electric boosted go-cart 100 has comprised pair of links (106a, 106b), correspondingGround is also provided with two angle detection devices 104.
In certain embodiments, aforesaid angle detection device 104 comprises that (resolver is called for short and revolves change, also a rotary transformerBe called synchronous decomposer, synchro resolver), direction of rotation and the angle of the relative car body of detection connecting rod, output contains connecting rod rotation sideTo with the signal of telecommunication of angle information. Rotary transformer comprises rotor and stator, and the output signal of this rotary transformer is with rotorCorner is made the signal of telecommunication that certain function (for example becoming the functional relations such as sine, cosine, ratio or linearity) changes, and therefore can separateCalculate the rotational angle that obtains rotor.
Shown in Fig. 5,6,7, the stator (not shown) of rotary transformer is arranged on the car body 101 of adjacent shafts 111 positionsUpper, rotor 104a is arranged on described axle 111, therefore, and when connecting rod (106a, 106b) is subject to thrust or pulling force and occursWhen rotation, aforementioned axis 111 is rotated together with this connecting rod, therefore obtains the rotation of each respective link by each rotary transformerInformation.
In further embodiments, aforesaid angle detection device 104 can also be realized by other testing agencies, such as lightLearn the angular transducer of the forms such as encoder, magnetic encoder, resistance/capacitance/inductance, and the combination of above testing agency and changeShape, these testing agencies for perceptual axes 111 and/or connecting rod (106a, 106b) rotatablely moving and export contain axle 111 and/Or the signal of telecommunication of the rotation information of connecting rod (106a, 106b).
As Fig. 1 a, 1b, electric boosted go-cart 100 also comprises a control device 103, is electrically connected with described angle detection device 104Connect, according to power-assisted condition control first motor 102 of aforementioned electric signal and setting and/or the output of the second motor, for example outputMoment of torsion, rotating speed etc.
Described the first motor 102 and the rotation of the second motor are configured in response to corresponding connecting rod (106a, 106bb) car relativelyThe rotation of body and the output of auxiliary electric power is provided respectively. Especially for example following content is described, according to the power-assisted bar of settingPart provides auxiliary electric power output.
Aforementioned angle detection device 104, the signal of telecommunication of output, should be appreciated that itself having comprised expression connecting rod is subject to thrustOr pulling force and the information that rotates, these information not only comprise angle value information but also include rotation direction information, theseRotation direction information expressed the suffered power of connecting rod is thrust or pulling force.
Therefore the control that, by angle detection device 104, people is operated to go-cart 100 (connecting rod) changes connecting rod rotation intoDetect, get thus people and operate the desirable go-cart motion requirement of go-cart 100, for example, can show as control. This controlPower processed is can be according to the parameter of the anglec of rotation, direction and known connecting rod, axle and definite.
As shown in Figure 1 b, the output of aforesaid the first motor 102, the second motor is controlled by control device 103, for example controlThe control signal that device 103 processed is exported, drives signal to the first motor 102, second via motor driver 103a output motorMotor. In some instances, motor driver 103a also can integrally design with control device 103, such as designing at oneOn microcontroller, or realize by discrete circuit.
Motor driver 103a, can adopt such as MOSFET, IGBT driver and realize.
Aforesaid power-assisted condition, for example, show as multistage power-assisted and set, and each grade be the different assist rate of correspondence respectively, and for example 1: 1,1: 2.5,1: 5 etc., certainly not as restriction. Also, in the time of stressed the rotating to an angle of connecting rod (106a, 106b),Under different power-assisted conditions, the first motor that control device 103 is controlled and/or the output of the second motor are by difference.
In some instances, electric boosted go-cart 100 also comprise one be connected to aforementioned control device, for setting drag stripThe device of part, such as knob, switch etc. More preferably, for power-assisted condition visual anti-of setting is provided to people intuitivelyFeedback, electric boosted go-cart 100 can also arrange a display unit (not shown) and be connected to control device 103, so that electricity to be providedThe visible feedback of the operational factor of moving power-assisted go-cart 100, such as current power-assisted condition, the speed of service of go-cart etc. setting.
Shown in Fig. 1 a, 1b, two connecting rods that control device 103 detects based on aforementioned angle detection device 104 (106a,106b) anglec of rotation of car body is controlled the first motor and the second motor is had towards same direction towards same direction relativelyRotation trend, and the anglec of rotation of two relative car bodies of connecting rod that detect based on aforementioned angle detection device is controlled towards differenceSystem makes the first motor and the second motor have the rotation trend towards different directions.
By reference to the accompanying drawings and electric boosted go-cart described above, utilize angle detection device by people's operator link and desired controlThe detection of power processed realizes by the direction of rotation and the angle that detect connecting rod, and controls the operation of drive motors based on this, by electricityMachine drives wheel body motion, makes car body realize the desirable operation object of advancing or retreat of people. Simpler owing to having adoptedThe mode that the anglec of rotation detects, overcomes the defect of traditional detection mode, and what for example easily cause that connecting rod blocks, needs are larger pushes awayPower or pulling force and obtain control that people requires by complicated sensing mechanism design, as Japanese patent laid-openIn 2012-166748 the related power realizing by complex mechanism detect and Chinese publication application 201210547667 inThe collection of the horizontal throw realizable force that passes through connecting rod (being push rod 13) of mentioning, if adopt this mode, will ask for help with baseIn basis, the control of level promotes/pulls go-cart, can be easy to promote/pull, otherwise, will there is the dyskinesia of connecting rod,Be unfavorable for the detection of control, the adaptability operating for the people of different heights is poor.
Utilize the electric boosted go-cart of previous embodiment, not only can realize and normally advancing or fall back electric boosted, also canRealize easily power steering, the anglec of rotation difference that the different power being subject to by two of left and right connecting rod causes, therefore by controllingDevice processed makes the output difference of two motors, so to realize power steering. With respect to Japanese patent laid-open 2012-166748Complicated power steering design in disclosed scheme, the power steering of the electric boosted go-cart that the disclosure proposes designs moreSimple and reliable.
On the basis of one or more embodiment described above, shown in Fig. 2,3, in embodiment further,Electric boosted go-cart 100 can also comprise a transfer bar mechanism 108 more, power car body 101 being applied for receiving operator,It is upper that the two ends of this transfer bar mechanism 108 can be connected to described connecting rod (106a, 106b) by for example omnidirectional mechanism respectively, makes to push awayLinkage 108 rotates to an angle with respect to car body at stressed rear drive connecting rod (106a, 106b).
So, be connected to by universal the transfer bar mechanism 108 that connecting rod arranges, handled easily person (people) promotes car body, by instituteThe power applying is delivered on connecting rod, rotates to an angle with this drive link. And, facilitate people with one-handed performance, this is multipleNeeding the occasion of one-handed performance, such as express delivery freight transportation of hand-held delivery receipt etc., is all very important. If go-cart onlyAllow one-handed performance, its application will be subject to great restriction so.
In certain embodiments, described transfer bar mechanism 108 is configured to have segmentation structure, for example two-part, syllogic,The even more configuration of multistage, wherein universal of being connected in aforementioned connecting rod of part of close connecting rod (106a, 106b). ?In this type of embodiment, between the section of transfer bar mechanism 108, can be movable relatively. So, transfer bar mechanism 108 can be entered when stressedRow stretching motion, that is to say, the length of transfer bar mechanism 108 is transformable, is especially receiving operator's steering operationWhen control. By the stretching motion of transfer bar mechanism 108, can be further by omnidirectional mechanism by operator's operation control (for exampleTurn to) power be directly delivered to two connecting rods and make the anglec of rotation of two connecting rods inconsistent, just as described above, reachPower-steering effect.
As Fig. 2 and Fig. 3 have represented the exemplary realization of aforementioned segmented design pusher structure and have been subject to operator's control (exampleAs turn to) power time moving situation. Shown in Fig. 3, aforementioned transfer bar mechanism 108 is configured two-part structure, each sectionAll universally be connected in aforementioned connecting rod one, between two sections, can be movable relatively turning to while being therefore beneficial to one-handed performance go-cart.
In concrete example, aforementioned transfer bar mechanism 108 is configured to nesting type structure. Shown in Fig. 2, Fig. 3, for example,Transfer bar mechanism 108 comprises and is universally connected to the first push rod 108a, the second push rod 108b of described connecting rod and is nested in the two itBetween connecting portion 108c, described the first push rod 108a and/or the second push rod 108b this connecting portion 108c motion relatively, realizes theRelative motion between one push rod 108a, the second push rod 108b (being the different sections of transfer bar mechanism 108).
In conjunction with Fig. 2, Fig. 3, in some instances, aforesaid omnidirectional mechanism is configured to ball bearing 108d, described the first push rod 108a,The second push rod 108b is connected to described connecting rod (106a, 106b) by this ball bearing 108d respectively.
In other example, aforesaid omnidirectional mechanism can also be configured to universal joint (also referred to as universal joint) etc. for realizingThe device of universal connection is realized, such as cardan (hookes)universal joint, weiss universal joint etc.
Figure 2 shows that the state diagram of the electric boosted go-cart of explanation aforementioned transfer bar mechanism in the time not turning to, the first push rod 108a,The second push rod 108b combines, and the power applying to accept operator now will drive aforesaid two connecting rods (106a, 106b)Produce the identical anglec of rotation, therefore the anglec of rotation of control device 103 based on two connecting rods is identical and drive aforementioned the first motorThere is identical output with the second motor, therefore drive electric boosted go-cart to advance or retreat with straight-line form substantially.
As shown in Figure 3, in the time that operator wishes that electric boosted go-cart turns to, it first pushes away it by operation transfer bar mechanism 108The position relationship of bar 108a and the second push rod 108b changes, two connecting rods (106a, 106b) stressed and produce rotationIt is no longer consistent that angle becomes, therefore the anglec of rotation of control device 103 based on two connecting rods not identical and drive aforementionedOne motor/the second motor has different output, thereby realizes power steering.
In other examples, at least a portion of described transfer bar mechanism 108 is configured to adopt elastic construction, makes push rod machineStructure is scalable. For example, at least a portion of transfer bar mechanism 108 is set up the structural member (as rubber bar) forming by elastomeric materialRealize.
In some instances, adopt segmented design such as, transfer bar mechanism 108, and at least one end is wherein configured to by elasticityMaterial forms, for example elastomeric material, thus make whole transfer bar mechanism 108 there is flexible ability.
In aforementioned disclosed each embodiment of the utility model, aforesaid the first motor 102 and the second motor are configured to when logicalCross the thrust that transfer bar mechanism 108 applies or direction of pull is contrary with the corresponding wheel body direction of motion or when connecting rod (106a, 106b)In the time approaching initial position, enter regenerative braking pattern, convert kinetic energy to electric energy.
Especially, adopt the above embodiment about transfer bar mechanism 108 of the present disclosure, be beneficial to the realization of the power steering of one-handed performance.
Shown in Fig. 1 b, electric boosted go-cart 100 comprises a power-supply system 112 more, is used to electric boosted go-cart100 provide supply of electric power. Especially provide supply of electric power to assemblies such as motor, control device and angle detection devices.
Preferably, power-supply system 112 has the battery that at least one can recharging, and for example energy density is large, weightLight lithium matrix battery, or Ni-MH battery, be beneficial to the charging inlet 114 by being electrically connected with power-supply system 112 on the one handReceive outside and input charge in batteries civil powers such as 110V, 220V, 230V, be also beneficial on the other hand when the first electricityMachine 102 and/or the second motor in the time of regenerative braking pattern, the electric energy exported by it of storage, in order to the energy rationallyReclaim and maximize application. Certainly, aforementioned power source system 112 can also comprise other forms of battery, for example fuel electricityPond etc.
Preferably, what the power-supply system 112 of aforementioned description was included can recharging battery, fuel cell etc., allBe arranged on removably on car body, be beneficial to change at any time/safeguard etc.
In each embodiment described above, all there are two driving wheels with electric boosted go-cart 100 and (and correspondingly joinPut the first motor and the second motor as drive motors) for the explanation that example is carried out, should be appreciated that according to the utility modelThe instruction of multiple embodiment, electric boosted go-cart 100 can also arrange the more driving wheel arranging in pairs, joins simultaneouslyClose multiple driving wheels and multiple drive motors are correspondingly set, and make to be positioned at driving of car body the same side (for example left side)The anglec of rotation of moving motor based on same connecting rod (being preferably positioned at homonymy with these motors) and driving, keeps sameThe uniformity of the motion of the drive motors of side, in like manner for example, also so joins for multiple drive motors of opposite side (right side)Put.
So, when in the situation of drive motors that has configured four or how paired setting, if having a motor or drivingDevice lost efficacy, and can also redistribute each Motor torque, in the hope of two lateral balances, required point in other words in the hope of left and right according to operatorJoin moment of torsion.
Shown in Fig. 1 a, 1b, especially shown in 1b, although be that the output of the first motor 102 is by such as skin shown in figureIt is upper that the mechanisms such as band, chain directly transfer to aforementioned the first wheel body 110a as driving wheel, in further embodiments, and the first electricityThe output of machine 102 can also be by being delivered to such as gear especially reducing gear on aforementioned the first wheel body 110a. Certainly,Can also adopt the combining form of gear and aforementioned described belt/chain etc. to carry out the transmission of motor output.
According to improvement of the present utility model, in conjunction with the electric boosted go-cart of one or more embodiment of aforementioned content description, whereinConnecting rod (106a, 106b), be couple to respectively in two rotating shafts 111 on the car body of electric boosted go-cart 100, and, everyIndividual rotating shaft 111 is fixed and is non-rotatably arranged on car body 101.
Connecting rod (106a, 106b) is for example socketed on the circumference of rotating shaft 111 by bearing (not shown), or directly sheathedIn rotating shaft 111, (preferably between the two, add lubricant or lubricating oil).
Between each rotating shaft 111 and corresponding connecting rod (106a, 106b), be configured to when connecting rod (106a, 106b) is stressedBack wall rotates to an angle with respect to car body 101 around corresponding rotating shaft 111.
Same, in these examples, electric boosted go-cart 100 can also be provided with and be positioned near the elasticity of torsion of rotating shaft 111Device 105, each elastic device 105 that turns has and makes connecting rod (106a, 106b) after stressed rotation, be turned back to original stateTrend.
These each torsion elasticity devices 105 preferably directly engage with connecting rod (106a, 106b), and its one end is fixed to car body 101,The other end is fixed to corresponding connecting rod (106a, 106b).
In other examples, because rotating shaft 111 is to fix, do not rotate with the rotation of connecting rod, therefore, each torsion bulletOne end of property device 105 can also be configured to be fixed in rotating shaft 111, its other end be fixed to corresponding connecting rod (106a,106b)。
In some instances, shown in Fig. 4,5,6,7, torsion elasticity device 105 is configured to a torsionspring, sheathedIn rotating shaft 111, and can roughly reverse coaxially around this rotating shaft 111 and its. Each torsionspring have the connecting rod of making (106a,106b) after stressed rotation, be turned back to the trend of original state.
In conjunction with Fig. 4,5,6,7, in this example, one end of aforementioned torsionspring is fixed to described car body 101, and the other end is fixedTo corresponding connecting rod 106a.
Shown in Fig. 4,5,6,7, on connecting rod 106a, be provided with a fixed part, the fixed part shown in figure is configured to oneIndividual draw-in groove 106a-1, for fixing described torsionspring. Should be appreciated that the fixed part on connecting rod 106a can adopt any structureMake, include but not limited to the arbitrary forms such as draw-in groove, briquetting, compressing tablet, fixing clamping mechanism, screw thread, bolt, to make torsionThe position of one end of spring and this connecting rod 106a is fixed.
Certainly,, in other example, torsionspring can also be fixed on connecting rod 106a by techniques such as welding.
Shown in Fig. 6,7, on described car body 101, torsionspring can adopt and fixed form phase described aboveSame or different mode and this car bodies 101 fixes.
In other examples, in order to strengthen stability, can adopt and comprise fixing affiliated the turning round of aforementioned at least two kinds of modesTurn spring.
Should be appreciated that and not necessarily refer to fixing between the torsionspring of aforementioned description and car body 101 and connecting rod 106aAbsolute is fixing, due to here be fixedly in order to allow torsionspring provide to make connecting rod to be turned back to the turning power of original state,Therefore,, as long as make to keep a relatively-stationary position between torsionspring and car body 101 and connecting rod 106a, makeThere is not the situation that departs from or easily depart from it. Certainly, between torsionspring and car body 101 and connecting rod 106a, keepAbsolute position is fixing is also feasible.
In example described above, the realization of torsion elasticity device 105 is all described as an example of torsionspring example. Real at otherExecute in mode, torsion elasticity device 105 can also be configured to other forms of mechanism, such as shell fragment, helical spring,Rubber parts etc., butt is to each connecting rod, for providing each connecting rod (106a, 106b) to return to initial shape after stressedThe restoring force of state.
For the Problem of Failure that prevents that the stressed rear operation amplitude of connecting rod is excessive or torsion elasticity device 105 is over-stressed and cause,Electric boosted go-cart 100 also comprises a connecting rod position-limit mechanism, for the operation amplitude of limiting rod (106a, 106b).
Shown in Fig. 1 b and Fig. 4,5,6,7, electric boosted go-cart 100 is hoped it is advanced being subject to people's controlOr while retreating, provide for example thrust of these controls or pulling force, drive at least one wheel body by the operation of a motor 102Motion, therefore drives whole car body 101 advance or retreat.
Shown in Fig. 1 b, electric boosted go-cart 100 comprises near the angle detection device 104 being positioned at rotating shaft 111, uses respectivelyIn detecting connecting rod (106a, the 106b) rotation information of car body 101 relatively, output contains connecting rod rotation direction and rotational angle letterThe signal of telecommunication of breath.
In above each embodiment and each embodiment described below, each connecting rod (106a, 106b) all configures oneCorresponding angle detection device 104, the angle with respect to car body turning over when the stressed rotation for obtaining connecting rod.
In the example shown in Fig. 1 a, 1b, Fig. 2, Fig. 3, electric boosted go-cart 100 comprised pair of links (106a,106b), be correspondingly also provided with two angle detection devices 104.
In certain embodiments, aforesaid angle detection device 104 comprises that (resolver is called for short and revolves change, also a rotary transformerBe called synchronous decomposer, synchro resolver), direction of rotation and the angle of the relative car body of detection connecting rod, output contains connecting rod rotation sideTo with the signal of telecommunication of angle information. Rotary transformer comprises rotor and stator, and the output signal of this rotary transformer is with rotorCorner is made the signal of telecommunication that certain function (for example becoming the functional relations such as sine, cosine, ratio or linearity) changes, and therefore can separateCalculate the rotational angle that obtains rotor.
Shown in Fig. 5,6,7, the stator (not shown) of rotary transformer be arranged on contiguous connecting rod rotating shaft 111 orOn car body 101, rotor is arranged on connecting rod (106a, 106b). Therefore, when connecting rod (106a, 106b) be subject to thrust orPerson's pulling force and while rotating around rotating shaft 111, obtain revolving of each respective link (106a, 106b) by each rotary transformerTransfering the letter breath.
In further embodiments, aforesaid angle detection device 104 can also be realized by other testing agencies, such as lightLearn the angular transducer of the forms such as encoder, magnetic encoder, resistance/capacitance/inductance, and the combination of above testing agency and changeShape, these testing agencies for perception rotating shaft 111 and/or connecting rod (106a, 106b) rotatablely moving and export contain connecting rod (106a,The signal of telecommunication of rotation information 106b).
With reference to figure 1a, 1b, electric boosted go-cart 100 also comprises a control device 103, with described angle detection device 104 electricityConnect, according to power-assisted condition control first motor 102 of aforementioned electric signal and setting and/or the output of the second motor, for example defeatedGo out moment of torsion, rotating speed etc.
Aforementioned angle detection device 104, the signal of telecommunication of output, should be appreciated that itself having comprised expression connecting rod is subject to thrustOr pulling force and the information that rotates, these information not only have angle value information but also have rotation direction information, and these turnMoving directional information has expressed the suffered power of connecting rod is thrust or pulling force.
Therefore the control that, by angle detection device 104, people is operated to go-cart 100 (connecting rod) changes connecting rod rotation intoDetect, get thus people and operate the desirable go-cart motion requirement of go-cart 100, for example, can show as control. This controlPower processed is can be according to the parameter of the anglec of rotation, direction and known connecting rod, rotating shaft and definite.
Shown in Fig. 1 b, the output of aforesaid the first motor 102, the second motor is controlled by control device 103, for exampleThe control signal that control device 103 is exported, drives signal to the first motor 102, the via motor driver 103a output motorTwo motors. In some instances, motor driver 103a also can with control device 103 Integral designs, such as design at oneOn microcontroller, or realize by discrete circuit.
Motor driver 103a, can adopt such as MOSFET, IGBT driver and realize.
Aforesaid power-assisted condition, for example, show as multistage power-assisted and set, and each grade be the different assist rate of correspondence respectively, and for example 1: 1,1: 2.5,1: 5 etc., certainly not as restriction. Also, in the time of stressed the rotating to an angle of connecting rod (106a, 106b),Under different power-assisted conditions, the first motor that control device 103 is controlled and/or the output of the second motor are by difference.
In some instances, electric boosted go-cart 100 also comprise one be connected to aforementioned control device 103, for setting resistanceThe device of power condition, such as knob, switch etc. More preferably, for intuitively to people provide setting power-assisted condition canDepending on feedback, electric boosted go-cart 100 can also arrange a display unit (not shown) and be connected to control device 103, to carrySupply the visible feedback of the operational factor of electric boosted go-cart 100, for example current power-assisted condition setting, the speed of service of go-cartDeng.
Shown in Fig. 1 a, 1b, two connecting rods that control device 103 detects based on aforementioned angle detection device 104 (106a,106b) anglec of rotation of car body is controlled the first motor and the second motor is had towards same direction towards same direction relativelyRotation trend, and the anglec of rotation of two relative car bodies of connecting rod that detect based on aforementioned angle detection device is towards Tongfang notMake the first motor and the second motor there is the rotation trend towards different directions to control.
By reference to the accompanying drawings and electric boosted go-cart described above, utilize angle detection device by people's operator link and desired controlThe detection of power processed realizes by the direction of rotation and the angle that detect connecting rod, and controls the operation of drive motors based on this, by electricityMachine drives wheel body motion, makes car body realize the desirable operation object of advancing or retreat of people. Simpler owing to having adoptedThe mode that rotation detects, overcomes the defect of traditional detection mode, for example easily cause connecting rod blocks, needs are larger thrust orPerson's pulling force and obtain control that people requires by complicated sensing mechanism design, as Japanese patent laid-open 2012-166748In the related power realizing by complex mechanism detect and Chinese publication application 201210547667 in mention logicalCross the collection of the horizontal throw realizable force of connecting rod (being push rod 13), if adopt this mode, will ask for help with substantially horizontalControl promotes/pulls go-cart, can be easy to promote/pull, otherwise, will there is the dyskinesia of connecting rod, be unfavorable for controllingThe detection of power, the adaptability operating for the people of different heights is poor.
Utilize the electric boosted go-cart of previous embodiment, not only can realize and normally advancing or fall back electric boosted, also canRealize easily power steering, the anglec of rotation difference that the different power being subject to by two of left and right connecting rod causes, therefore by controllingDevice processed makes the output difference of two motors, so to realize power steering. With respect to Japanese patent laid-open 2012-166748Complicated power steering design in disclosed scheme, the power steering of the electric boosted go-cart that the disclosure proposes designs moreSimple and reliable.
On the basis of one or more embodiment described above, shown in Fig. 2,3, in embodiment further,Electric boosted go-cart 100 can also comprise a transfer bar mechanism 108 more, power car body 101 being applied for receiving operator,It is upper that the two ends of this transfer bar mechanism 108 are connected to described connecting rod (106a, 106b) by omnidirectional mechanism respectively, makes transfer bar mechanism108 rotate to an angle with respect to car body around rotating shaft 111 at stressed rear drive connecting rod (106a, 106b).
So, be connected to by universal the transfer bar mechanism 108 that connecting rod arranges, handled easily person (people) promotes car body, by instituteThe power applying is delivered on connecting rod, rotates to an angle with this drive link. And, facilitate people with one-handed performance, this is multipleNeeding the occasion of one-handed performance, such as express delivery freight transportation of hand-held delivery receipt etc., is all very important. If go-cart onlyAllow one-handed performance, its application will be subject to great restriction so.
In certain embodiments, described transfer bar mechanism 108 is configured to have segmentation structure, for example two-part, syllogic,The even more configuration of multistage, wherein universal of being connected in aforementioned connecting rod of part of close connecting rod (106a, 106b). ?In this type of embodiment, between the section of transfer bar mechanism 108, can be movable relatively. So, transfer bar mechanism 108 can be entered when stressedRow stretching motion, that is to say, the length of transfer bar mechanism 108 is transformable, is especially receiving operator's steering operationWhen control. By the stretching motion of transfer bar mechanism 108, can be further by omnidirectional mechanism by operator's operation control (for exampleTurn to) power be directly delivered to two connecting rods and make the anglec of rotation of two connecting rods inconsistent, just as described above, reachPower-steering effect.
As Fig. 2 and Fig. 3 have represented the exemplary realization of aforementioned segmented design pusher structure and have been subject to operator's control (exampleAs turn to) power time moving situation. Shown in Fig. 3, aforementioned transfer bar mechanism 108 is configured two-part structure, each sectionAll universally be connected in aforementioned connecting rod one, between two sections, can be movable relatively turning to while being therefore beneficial to one-handed performance go-cart.
In some instances, aforementioned transfer bar mechanism 108 is configured to nesting type structure. Shown in Fig. 2, Fig. 3, for example, push awayLinkage 108 comprises and is universally connected to the first push rod 108a, the second push rod 108b of described connecting rod and is nested between the twoConnecting portion 108c, described the first push rod 108a and/or the second push rod 108b this connecting portion 108c motion relatively.
In conjunction with Fig. 2, Fig. 3, in these examples, aforesaid omnidirectional mechanism is configured to ball bearing 108d, described the first push rod 108a,The second push rod 108b is connected to described connecting rod (106a, 106b) by this ball bearing 108d respectively.
In other example, aforesaid omnidirectional mechanism can also be configured to universal joint (also referred to as universal joint) etc. for realizingThe device of universal connection is realized, such as cardan (hookes)universal joint, weiss universal joint etc.
Figure 2 shows that the state diagram of the electric boosted go-cart of explanation aforementioned transfer bar mechanism in the time not turning to, the first push rod 108a,The second push rod 108b combines, and the power applying to accept operator now will drive aforesaid two connecting rods (106a, 106b)Produce the identical anglec of rotation, therefore the anglec of rotation of control device 103 based on two connecting rods is identical and drive aforementioned the first motorThere is identical output with the second motor, therefore drive electric boosted go-cart to advance or retreat with straight-line form substantially.
As shown in Figure 3, in the time that operator wishes that electric boosted go-cart turns to, it first pushes away it by operation transfer bar mechanism 108The position relationship of bar 108a and the second push rod 108b changes, two connecting rods (106a, 106b) stressed and produce rotationIt is no longer consistent that angle becomes, therefore the anglec of rotation of control device 103 based on two connecting rods not identical and drive aforementionedOne motor/the second motor has different output, thereby realizes power steering.
In aforementioned disclosed each embodiment of the utility model, aforesaid the first motor 102 and the second motor are configured to when logicalCross the thrust that transfer bar mechanism 108 applies or direction of pull is contrary with the corresponding wheel body direction of motion or when connecting rod (106a, 106b)In the time approaching initial position, enter regenerative braking pattern, convert kinetic energy to electric energy.
Especially, adopt the above embodiment about transfer bar mechanism 108 of the present disclosure, be beneficial to the realization of the power steering of one-handed performance.
Shown in Fig. 1 b, electric boosted go-cart 100 comprises a power-supply system 112 more, is used to electric boosted go-cart 100Supply of electric power is provided. Especially provide supply of electric power to assemblies such as motor, control device and angle detection devices.
Preferably, power-supply system 112 has the battery that at least one can recharging, and for example energy density is large, lightweightLithium matrix battery, or Ni-MH battery, be beneficial to outside charging inlet 114 receptions by being electrically connected with power-supply system 112 on the one handThe civil powers such as portion such as 110V, 220V, 230V are inputted charge in batteries, be also beneficial on the other hand when the first motor 102 and/Or second motor in the time of regenerative braking pattern, the electric energy exported by it of storage, in order to reasonable recovery and maximization to the energyApplication. Certainly, aforementioned power source system 112 can also comprise other forms of battery, such as fuel cell etc.
Preferably, what the power-supply system 112 of aforementioned description was included can recharging battery, fuel cell etc., all with canThe mode of dismounting is arranged on car body, be beneficial to change at any time/safeguard etc.
In each embodiment described above, all there are two driving wheels with electric boosted go-cart 100 and (and correspondingly joinPut the first motor and the second motor as drive motors) for the explanation that example is carried out, should be appreciated that according to the utility modelThe instruction of multiple embodiment, electric boosted go-cart 100 can also arrange the more driving wheel arranging in pairs, joins simultaneouslyClose multiple driving wheels and multiple drive motors are correspondingly set, and make to be positioned at driving of car body the same side (for example left side)The anglec of rotation of moving motor based on same connecting rod (being preferably positioned at homonymy with these motors) and driving, keeps sameThe uniformity of the motion of the drive motors of side, in like manner for example, also so joins for multiple drive motors of opposite side (right side)Put.
So, when in the situation of drive motors that has configured four or how paired setting, if having a motor orDrives fail, can also redistribute each Motor torque, in the hope of two lateral balances, in other words in the hope of left and right according to operatorRequire distribute torque.
Shown in Fig. 1 a, 1b, especially shown in 1b, although be that the output of the first motor 102 is by all shown in figureAs the mechanism such as belt, chain directly transfers to aforementioned the first wheel body 110a as driving wheel above, in further embodiments,The output of the first motor 102 can also be by being delivered to aforementioned the first wheel body such as gear especially reducing gearOn 110a. Certainly, can also adopt the combining form of gear and aforementioned described belt/chain etc. to carry out motor defeatedThe transmission going out.
Although the utility model discloses as above with preferred embodiment, so it is not in order to limit the utility model. This practicalityUnder novel, in technical field, have and conventionally know the knowledgeable, not departing from spirit and scope of the present utility model, each when doingChange and the retouching of planting. Therefore, protection domain of the present utility model is when being as the criterion depending on claims person of defining.
Claims (11)
1. an electric boosted go-cart, comprises a car body, it is characterized in that, also comprises:
Be positioned at the first wheel body, the second wheel body that car body below is suitable for driving car body to advance or retreats, these two wheel bodys are oppositely arranged;
Be suitable for driving the first motor of described the first wheel body motion;
Be suitable for driving the second motor of described the second wheel body motion;
Be couple in the rotating shaft being arranged on car body and rotatable pair of links, this connecting rod is provided in after stressed and rotates to an angle with respect to described car body;
With the torsion elasticity device that described connecting rod engages, this each torsion elasticity device has the trend that makes described connecting rod be turned back to original state;
Be positioned near the angle detection device of rotating shaft, be respectively used to detect each connecting rod rotating relative to car body;
Wherein:
Described the first motor and the rotation of the second motor are configured to the electric power output that provides auxiliary in response to corresponding connecting rod relative to rotating of car body.
2. electric boosted go-cart according to claim 1, is characterized in that, described rotating shaft is fixed on car body, and described each connecting rod is provided in stressed back wall and rotates to an angle with respect to car body around described rotating shaft.
3. electric boosted go-cart according to claim 2, is characterized in that, one end of described torsion elasticity device is fixed to described car body or rotating shaft, and the other end is fixed on corresponding connecting rod.
4. electric boosted go-cart according to claim 1, is characterized in that, described rotating shaft is rotatably installed on car body, and each connecting rod is configured to rotate to an angle together with described rotating shaft after stressed.
5. electric boosted go-cart according to claim 4, is characterized in that, one end of described torsion elasticity device is fixed to described car body, and the other end is fixed on corresponding connecting rod or rotating shaft.
6. according to the electric boosted go-cart described in claim 1,2,3,4 or 5, it is characterized in that, described electric boosted go-cart comprises more:
The transfer bar mechanism that for receiving operator, car body is applied power, the two ends of this transfer bar mechanism are connected to described connecting rod by omnidirectional mechanism respectively, and transfer bar mechanism is rotated to an angle at stressed rear drive connecting rod.
7. electric boosted go-cart according to claim 6, is characterized in that, described transfer bar mechanism is configured to have segmentation structure, wherein, near universal of being connected in aforementioned connecting rod of part of connecting rod, between the section of transfer bar mechanism, can be movable relatively.
8. according to the electric boosted go-cart of claim 6, it is characterized in that, at least a portion of described transfer bar mechanism is configured to adopt elastic construction, makes transfer bar mechanism scalable.
9. according to the electric boosted go-cart of claim 1, it is characterized in that, described electric boosted go-cart also comprises connecting rod position-limit mechanism, for the operation amplitude of limiting rod.
10. according to the electric boosted go-cart of claim 1, it is characterized in that, the rotation of described the first motor and the second motor is configured to the rotating and power-assisted condition based on setting and auxiliary electric power output is provided relative to car body in response to corresponding connecting rod.
11. according to the electric boosted go-cart of claim 1, it is characterized in that, described electric boosted go-cart comprises that one is connected to control device and operates accessibly to set the device of power-assisted condition from outside more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520749659.7U CN205239544U (en) | 2015-09-24 | 2015-09-24 | Electronic helping hand shallow with thrust perceptional function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520749659.7U CN205239544U (en) | 2015-09-24 | 2015-09-24 | Electronic helping hand shallow with thrust perceptional function |
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| CN205239544U true CN205239544U (en) | 2016-05-18 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106314511A (en) * | 2016-08-31 | 2017-01-11 | 上海科源电子科技有限公司 | Following control system of cart power assisting device and control method |
| CN106516553A (en) * | 2016-11-18 | 2017-03-22 | 江苏智石科技有限公司 | Die change trolley |
| CN106553671A (en) * | 2015-09-24 | 2017-04-05 | 南京市江宁区秣陵街道百家湖社区卫生服务中心 | Electric boosted go-cart with thrust perceptional function |
-
2015
- 2015-09-24 CN CN201520749659.7U patent/CN205239544U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106553671A (en) * | 2015-09-24 | 2017-04-05 | 南京市江宁区秣陵街道百家湖社区卫生服务中心 | Electric boosted go-cart with thrust perceptional function |
| CN106314511A (en) * | 2016-08-31 | 2017-01-11 | 上海科源电子科技有限公司 | Following control system of cart power assisting device and control method |
| CN106516553A (en) * | 2016-11-18 | 2017-03-22 | 江苏智石科技有限公司 | Die change trolley |
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