CN108851428A - Power-assisted luggage case and its progress control method - Google Patents
Power-assisted luggage case and its progress control method Download PDFInfo
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- CN108851428A CN108851428A CN201810651902.XA CN201810651902A CN108851428A CN 108851428 A CN108851428 A CN 108851428A CN 201810651902 A CN201810651902 A CN 201810651902A CN 108851428 A CN108851428 A CN 108851428A
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- assisted luggage
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- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000006073 displacement reaction Methods 0.000 claims abstract description 21
- 230000008569 process Effects 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 5
- 230000001133 acceleration Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims 1
- 230000009467 reduction Effects 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 230000005355 Hall effect Effects 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C5/00—Rigid or semi-rigid luggage
- A45C5/04—Trunks; Travelling baskets
- A45C5/045—Travelling baskets
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C13/00—Details; Accessories
- A45C13/001—Accessories
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C13/00—Details; Accessories
- A45C13/38—Luggage carriers
- A45C13/385—Luggage carriers with rolling means
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C15/00—Purses, bags, luggage or other receptacles covered by groups A45C1/00 - A45C11/00, combined with other objects or articles
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C5/00—Rigid or semi-rigid luggage
- A45C5/14—Rigid or semi-rigid luggage with built-in rolling means
- A45C5/141—Rigid or semi-rigid luggage with built-in rolling means the rolling means being formed by the trunk itself
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C9/00—Purses, Luggage or bags convertible into objects for other use
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C9/00—Purses, Luggage or bags convertible into objects for other use
- A45C2009/005—Purses, Luggage or bags convertible into objects for other use into a vehicle, e.g. scooter
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- Handcart (AREA)
Abstract
The invention discloses a kind of progress control method of power-assisted luggage case, the power-assisted luggage case includes power wheel, the sensor to detect power wheel operating parameter, control system, which includes the following steps：Sensor detects first current value of the power wheel under the first operating status, and the first current value is fed back to control system；User applies applied external force to power-assisted luggage case, and the operating status variation of power-assisted luggage case is the second operating status；Sensor detects second current value of the power wheel under the second operating status, and the second current value is fed back to control system；Second current value and the first current value are compared by control system, and according to fiducial value control power-assisted luggage case operation so that power-assisted luggage case can with anterior displacement, be accelerated forwardly, to front reduction gear, rearward displacement, backward accelerate, backward slow down, at the uniform velocity move or stops move.Manipulation is convenient, control is accurate, further increases the usage experience of user.
Description
Technical field
The present invention relates to the operation control field of trip equipment more particularly to a kind of operation controlling parties of power-assisted luggage case
Method.
Background technique
Existing power-assisted luggage case includes cabinet, driving wheel, pull rod, control system.Pull rod is equipped with control power-assisted luggage case
The manipulation portion of movement speed, manipulation portion are equipped with the displacement piece connecting with spring.Manipulation portion signal is connected to control system, control system
System presses the manipulation information driving driving wheel rotation of displacement piece according to user.The power-assisted luggage case is saved and being driven by electricity
User draws the physical strength of cabinet.User can be pressed according to running environment by hand or finger when using the power-assisted luggage case
Pressure displacement piece simultaneously keeps pressing posture, to overcome the contractility of spring and displacement piece is prevented to be reset to initially because of the contractility of spring
Position and can not manipulate power-assisted luggage case operation.In addition, a kind of manipulation portion equipped with gear adjustment speed, also need user according to
It is mobile that running environment controls power-assisted luggage case by hand or finger regulation stall.In order to further increase the use body of user
It tests, the operation control method of the power-assisted luggage case need to be improved.
Summary of the invention
The operation control that the technical problem to be solved in the present invention is to provide a kind of power-assisted luggage cases under power-assisted operational mode
Method.
In order to solve the above technical problems, the present invention provides the following technical solutions：A kind of operation controlling party of power-assisted luggage case
Method, the power-assisted luggage case include power wheel, the sensor to detect power wheel operating parameter, control system, the power-assisted row
The progress control method of Lee's case includes the following steps：Sensor detects first operation ginseng of the power wheel under the first operating status
Number, and the first operating parameter is fed back into control system；User applies applied external force to power-assisted luggage case, power-assisted luggage case
Operating status variation is the second operating status；Sensor detects second operating parameter of the power wheel under the second operating status, and
Second operating parameter is fed back into control system；Second operating parameter and the first operating parameter are compared by control system, and
The operation of power-assisted luggage case is controlled according to fiducial value.
The present invention has the advantages that compared to the prior art：Power-assisted luggage case of the invention by terminating
Whole service during, sensor detects respectively any primary applies applied external force correspondence to power-assisted luggage case
First operating status and the second operating status, it is corresponding to form the first operating parameter and the second operating parameter；Control system is by
One operating parameter and the second operating parameter carry out analysis comparison, and drive the power rotation of power-assisted luggage case based on the analysis results
It is dynamic；So that power-assisted luggage case can with anterior displacement, be accelerated forwardly, to front reduction gear, rearward displacement, backward accelerate, backward slow down, it is even
Speed is mobile or stops movement.Progress control method manipulation is convenient, further increases the usage experience of user.
Preferably, first operating status is the moving condition in initial rest state or operational process.
Preferably, the active force is the positive power-assisted of forward action or the reversed power-assisted that acts on backward.
Preferably, first operating parameter and the second operating parameter include one of following parameter：Power-assisted luggage case
Acceleration when power wheel speed, operation, power, the electric current, voltage of motor rotation.
Preferably, first operating parameter is the first current value I1, the second operating parameter is the second current value I2, control
System is by the first current value I1With the second current value I2Analysis comparison is carried out, and drives the dynamic of power-assisted luggage case based on the analysis results
Wheels rotation.
Preferably, if I2>I1, then the revolving speed of power wheel is greater than power wheel under the first operating status under the second operating status
Revolving speed, external force keep power-assisted luggage case speedup mobile；Control system is according to I1And I2Fiducial value by the revolving speed of power wheel improve to
I2Corresponding power wheel speed；
If I2<I1, then less than the revolving speed of power wheel under the first operating status, external force makes the revolving speed of power wheel under the second operating status
Power-assisted luggage case is movement of slowing down；Control system is according to I1And I2Fiducial value the revolving speed of power wheel is reduced to I2Corresponding
Power wheel speed.
Preferably, the set-up of control system has predetermined current value I0；The power-assisted luggage case is passed through by initial rest state
Variation is the second operating status after extraneous factor applies applied external force；Work as I2≤I0When, although power-assisted luggage case is because of outside at this time
Active force produces change in displacement, but control system can not drive power wheel to rotate, power-assisted luggage case can't forward or
It is voluntarily displaced backward.
The present invention also provides a kind of power-assisted luggage cases, including cabinet, the power wheel that is installed on the bottom of box, driving power
The control system for taking turns rotation and the sensor to detect power wheel operating parameter, the sensor signal are connected to control system
System, sensor is to detect the operating parameter of power wheel and feed back to control system；The power-assisted luggage case applies above-mentioned power-assisted row
The progress control method of Lee's case.
Preferably, the power wheel is hub motor wheel, and the sensor is installed on hub motor inside wheel.
Preferably, there are four universal wheel and a power wheel, four universal wheels are respectively arranged in for the bottom of box installation
Four corners below cabinet, a power wheel are located between four universal wheels.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of power-assisted luggage case of the present invention；
Fig. 2 is the power wheel of another embodiment of the present invention power-assisted luggage case and the scheme of installation of universal wheel；
Fig. 3 is the flow chart of the progress control method of power-assisted luggage case of the present invention.
Specific embodiment
A specific embodiment of the invention is described in detail with reference to the accompanying drawing, rather than to protection scope of the present invention
Limitation.
Refering to fig. 1, the present embodiment provides a kind of power-assisted luggage case, including cabinet 1, be installed on cabinet 1 to pull
Or push the pull rod 2 of luggage case movement, the power wheel 3 for being installed on the bottom of box and universal wheel 4, the control system being installed on cabinet
System and battery and the sensor to detect power-assisted luggage case operating status.Power wheel 3 is for hub motor wheel or by slowing down
Motor-driven wheel.Universal wheel 4 can be driven in the rotation of power wheel 3.Battery is electrically connected to power wheel, control system and sensor
And provide operating power.Power switch is installed, to open or close power circuit on cabinet.Battery is rechargeable battery or does
Battery.The power-assisted luggage case can be furnished with reserve battery.Battery-disassembled is installed on cabinet, is convenient to replacement reserve battery,
It is dismantled at any time when aviation safety check to pass through safety check, and battery is located away from cabinet charging.Sensor signal is connected to control
System processed.Operating parameter is fed back to control system to detect the operating parameter of power wheel under operation by sensor.
Operating parameter includes one of following parameter：Acceleration when the power wheel speed of power-assisted luggage case, operation, the function of motor rotation
Rate, electric current, voltage.Control system can be according to the variable quantity of wherein any one parameter through analysis processing rear driving power rotation
It is dynamic, to realize the movement of power-assisted luggage case.Certainly in other embodiments, control system can also be according to multiple operating parameters
Variable quantity through analysis processing rear driving power wheel rotation.
The power-assisted luggage case has two kinds of Move Modes of non-power-assisted Move Mode and power-assisted operational mode.Power supply is opened to open
It closes and power-assisted luggage case is switched into power-assisted operational mode, turn off the power switch and power-assisted luggage case is switched into the mobile mould of non-power-assisted
Formula.
Refering to fig. 1, in the present embodiment, there are four universal wheel 4 and a power wheels 3 for bottom of box installation.Four universal wheels 4
The four corners of 1 lower section of cabinet are respectively arranged in, power wheel 3 is located between four universal wheels 4.Four universal wheels 4 can be driven in dynamic
Wheels 3.Certainly, the quantity of power wheel 3 can also be two, and two power wheels are arranged in parallel or side by side.
When power-assisted luggage case is perpendicular to road surface, power wheel 3 and four universal wheels 4 are contacted with road surface, and user passes through pull rod
Push power-assisted luggage case.At this point, power-assisted operational mode, which can be used, in power-assisted boot release power switch realizes movement, control system
Power wheel rotation is driven, power wheel and road surface generate frictional force and push luggage case mobile, and universal wheel can be driven in power rotation
It is dynamic.Power-assisted luggage case, which turns off the power switch, can be used non-power-assisted Move Mode realization movement, be acted on pull rod by user
The movement of thrust realization power-assisted luggage case.It should be noted that：First wife's battery and reserve battery in the case where electricity exhausts,
User can choose using non-power-assisted Move Mode.
Under non-power-assisted Move Mode, power-assisted luggage case can also not only incline the power-assisted luggage case perpendicular to road surface
Tiltedly in road surface.Power-assisted luggage case favour road surface it is mobile when, be installed on two universal wheels contact of the cabinet wherein at one side edge
In road surface and frictional force is generated, two universal wheels of driving wheel and cabinet other side edge are located away from road surface.User passes through
Pull rod pulls power-assisted luggage case, acts on the movement that the pulling force on pull rod realizes luggage case by user.
In the present embodiment, power-assisted luggage case is under power-assisted operational mode, when being displaced into rough road surface, because of power wheel
It is installed between four universal wheels, power wheel is easy to happen hanging phenomenon, and then cannot be contacted with road surface and generate frictional force.Power
Wheel passes through elastic telescopic mechanism（It is not shown in the figure）It is connected to cabinet, by the stretching, extension and compression of elastic telescopic mechanism so that power
Wheel can be resisted against road surface in any road environment, ensure that operation of the power-assisted luggage case under power-assisted operational mode.
The present invention also provides another embodiments of cabinet installation power wheel and universal wheel, referring to Fig.2,1 bottom of cabinet is pacified
Equipped with two power wheels 3 and two universal wheels 4.Two power wheels 3 and two universal wheels 4 are respectively arranged in the opposite sides of the bottom of box.Two
Power wheel 3 can be contacted with road surface when power-assisted luggage case is perpendicular to road surface or favours road surface.Power-assisted boot release power supply
Power-assisted operational mode is in when switch；Non- power-assisted Move Mode is in when power-assisted luggage case turns off the power switch.
In above-described embodiment, power-assisted luggage case is can be achieved in power-assisted operational mode and non-by the variation of body posture in user
Steering under power-assisted Move Mode.When user pushes or pull on power-assisted luggage case by pull rod, the side of arm twisting pull rod is taken
The steering of formula realization power-assisted luggage case.In actual use, user can not also use pull rod to power-assisted luggage case, directly logical
It crosses palm and forces in cabinet, the mode of palm twisting cabinet is taken also to be able to achieve the steering of power-assisted luggage case.In addition, it is necessary to
What is illustrated is：When power-assisted luggage case uses power-assisted operational mode perpendicular to road surface, user can also be straddled on cabinet, take waist
The mode of twisting cabinet realizes the steering of power-assisted luggage case.
Refering to Fig. 3, the present invention provides a kind of progress control method of power-assisted luggage case under power-assisted operational mode, including
Following steps：
Step S1：Sensor detects first operating parameter of the power wheel under the first operating status, and the first operating parameter is anti-
It is fed to control system.
In the present embodiment, user opens the power switch of power-assisted luggage case.User does not apply power-assisted luggage case outer at this time
Portion's active force, power-assisted luggage case are in the first operating status, and the first operating status is initial rest state.Certainly, power-assisted luggage
After case operation, the first operating status can also be the moving condition in operational process.
In the present embodiment, sensor is adopted as Hall sensor.Hall sensor is the one kind made according to Hall effect
Magnetic field sensor.Hall sensor is installed on the stator of hub motor inside wheel.It should be noted that：In the present embodiment
Hub motor is brushless hub electric motor, and the brushless hub electric motor itself built-in Hall sensor, the Hall sensor are mounted on
On stator, the brushless hub electric motor of the prior art determines the relative position of rotor and stator using Hall sensor, to be convenient to
Commutation.This progress control method utilizes the working principle of Hall sensor, and power wheel can also be detected in the first operating status
Under every operating parameter, such as：The acceleration when revolving speed of power wheel, rotation, power, the electric current, voltage of motor rotation.This
Embodiment is using the electric current that Hall sensor detects as operating parameter.The power of power-assisted luggage case is detected by Hall sensor
First current value of the wheel under moving condition in initial rest state or operational process is as the first operating parameter.Hall sensing
First operating parameter is fed back to control system by device.
Certainly in other embodiments, sensor can also be photoelectric sensor or displacement sensor.
Step S2：User applies applied external force to power-assisted luggage case, and the operating status variation of power-assisted luggage case is second
Operating status.
In the present embodiment, when power-assisted luggage case is displaced into road surface, rubbing when road surface generates mobile relative to power-assisted luggage case
Wipe power.User forces in pull rod or cabinet by hand, which overcomes frictional force to make power-assisted luggage case by rest
State is subjected to displacement forward, which can also further increase the movement speed of power-assisted luggage case, reduce movement speed, stop
It only moves, rearward displacement.The active force can be the positive power-assisted of forward action, can also be the reversed power-assisted acted on backward.
When active force is positive power-assisted, so that power-assisted luggage case is subjected to displacement forward by initial rest state or is increased power-assisted luggage case
Movement speed；When active force is reversed power-assisted, so that power-assisted luggage case reduces movement speed, rearward displacement or stops movement.Just
Generation to power-assisted and reversed power-assisted is mainly implemented according to actual operating state by hand manipulations by user.Power-assisted luggage case warp
After applying applied external force, operating status variation is the second operating status.
User straddles when cabinet, and both legs are supported in road surface, posteriorly or anteriorly pedals ground by both feet, road surface generates accordingly
The reaction force for acting on power-assisted luggage case in direction forward or backward.The forward direction that both feet form forward action with kicking backward helps
Power, so that power-assisted luggage case is subjected to displacement forward by initial rest state or is increased the movement speed of power-assisted luggage case.Both feet to
Before form the reversed power-assisted acted on backward with pedaling so that power-assisted luggage case reduce movement speed, rearward displacement or stop movement.It helps
After double the feet step on the ground apply applied external force, operating status also changes as the second operating status power luggage case.The foot implements
Active force be similar to above-mentioned user's hand and force in the active force of pull rod or cabinet.Cabinet is equipped with foot pedal, and both feet are not required to
It can trample when pedaling ground on foot pedal.Increase ride interest and the usage experience of power-assisted luggage case.
Certainly in other embodiments, it is applied to the active force of power-assisted luggage case, can also be generated by extraneous factor, example
Such as：Power-assisted luggage case is free to slide because gravity generates in slope surface, or touches power-assisted luggage case by other things
And the active force generated；Certain user can also hold a control lever and force in power-assisted luggage case indirectly.
Need to illustrate is：Technical characteristic title " the first operating status " and " the second operating status " are also not necessarily referring to generation
Certain two specific specific power-assisted luggage case operating statuses, but refer to power-assisted luggage case by the whole service terminated
In the process, corresponding two operating statuses are taken up in order of priority after any primary application applied external force.Each " the second operation shape
State " is by being formed after applying applied external force to power-assisted luggage case on the basis of " the first operating status " that is, " first
It needs to apply applied external force to power-assisted luggage case between operating status " and " the second operating status " and relativeness could be formed.
It is understood that power-assisted luggage case by during the whole service terminated, as long as repeatedly it is continuous apply it is external
Active force will generate multiple corresponding " the first operating statuses " and " the second operating status ".Repeatedly apply applied external force
Each interval time can be determined according to the practical operation situation of power-assisted luggage case, the unit of interval time can for millisecond or
Second.
Power-assisted luggage case is during whole service, through again on the basis of each " the second operating status " currently
After applying applied external force, power-assisted luggage case can change as new " the second operating status ", current " the second operating status "
Relative to new " the second operating status ", then new " the first operating status " is converted to accordingly.In addition, " the first operating status "
It, should " the first operation relative to power-assisted luggage case in initial " the second operating status " for applying change after applied external force for the first time
State " is then in initial rest state." the first operating status " is also in the moving condition in operational process.
" the second operating status " be not only present in power-assisted luggage case move ahead during, be also present in power-assisted luggage case deceleration
Or during retreating, and " the second operating status " can also be halted state when power-assisted luggage case terminates operation.
Step S3：Sensor detects second operating parameter of the power wheel under the second operating status, and the second operation is joined
Number feeds back to control system.
In the present embodiment, power-assisted luggage case changes after applying applied external force as the second operating status.It is passed by Hall
Sensor detects that the power wheel of power-assisted luggage case is in the second current value under the second operating status as the second operating parameter.Suddenly
Second operating parameter is fed back to control system by that sensor.
Power-assisted luggage case is to during the whole service terminated, it is external that Hall sensor constantly detects application by
Multiple second operating statuses after active force simultaneously form multiple corresponding second current values.Control system constantly receives multiple
Two current values simultaneously carry out corresponding analysis processing.
Step S4：Second operating parameter and the first operating parameter are compared by control system, and are controlled according to fiducial value
The operation of power-assisted luggage case.
In the present embodiment, power-assisted luggage case, to during the whole service terminated, once applies outer by through arbitrarily
The first current value and corresponding the second current value applied after applied external force before portion's active force, feed back to control
First current value and the first current value are carried out analysis comparison by system, control system.
If the first current value is I1, the second current value is I2。
Wherein, if I2>I1, then under the second operating status power wheel revolving speed be greater than the first operating status under power wheel turn
Speed, applied external force make power-assisted luggage case speedup mobile；Control system is according to I1And I2Fiducial value the revolving speed of power wheel is mentioned
Up to I2Corresponding power wheel speed, power-assisted luggage case is with I2Corresponding power wheel speed is at the uniform velocity moved；If again
Apply the I detected after applied external force2>I1, then power-assisted luggage case can further speedup it is mobile, if applying external action again
The I detected after power2<I1, then power-assisted luggage case can realize deceleration movement.
If I2<I1, then under the second operating status power wheel revolving speed less than power wheel under the first operating status revolving speed, outside
Portion's active force makes the deceleration movement of power-assisted luggage case；Control system is according to I1And I2Fiducial value the revolving speed of power wheel is reduced to
I2Corresponding power wheel speed, power-assisted luggage case is with I2Corresponding power wheel speed is at the uniform velocity moved；If applying again
The I detected after applied external force2<I1, then power-assisted luggage case can further slow down movement；If after applying applied external force again
The I of detection2>I1, then power-assisted luggage case can realize that speedup is mobile.
It is above-mentioned it should be noted that user does not implement power-assisted luggage case in the case where power-assisted luggage case is at the uniform velocity mobile
When applied external force, power-assisted luggage case is with I2Corresponding power wheel speed remains a constant speed mobile state.When power-assisted luggage case
Because road surface friction force factor caused by speedup or slow down when, user can apply applied external force again（Positive power-assisted is reversed
Power-assisted）, so that the movement speed of power-assisted luggage case adapts to the walking speed of user, improve the usage experience of power-assisted luggage case
Property.
In the present embodiment, when user's forward direction power-assisted, power-assisted luggage case includes one of following state：I2>I1, power-assisted luggage case
It is accelerated forwardly movement；Power-assisted luggage case is with I2Corresponding power wheel speed is at the uniform velocity displaced forward；I2<I1, power-assisted luggage case is forward
Slow down and moves；I2=0, power-assisted luggage case stops movement.
When customer reverse power-assisted, power-assisted luggage case includes one of following state：I2>I1Power-assisted luggage case accelerates to move backward；
Power-assisted luggage case is with I2Corresponding power wheel speed is at the uniform velocity displaced backward；I2<I1Power-assisted luggage case slows down displacement backward；I2=0,
Power-assisted luggage case stops movement.
Power-assisted luggage case is in the first operating status（Initial rest state）When, I1=0。
In the present embodiment, set-up of control system has predetermined current value I0；The power-assisted luggage case is passed through by initial rest state
Variation is the second operating status after extraneous factor applies applied external force；Work as I2≤I0When, although power-assisted luggage case is because of outside at this time
Active force produces change in displacement, but control system can not drive power wheel to rotate, power-assisted luggage case can't forward or
It is voluntarily displaced backward.Set-up of control system predetermined current value I0, power-assisted luggage case accidentally touching due to shape because of extraneous factor can be prevented
At mistake manipulate behavior, improve power-assisted luggage case safety.It should be noted that：Extraneous factor accidentally touches the generation of power-assisted luggage case
Active force it is generally all smaller, be not enough to start the hub motor of power wheel.
In the present embodiment, second operating status is anterior displacement, be accelerated forwardly, to front reduction gear, rearward displacement, backward
Accelerate, slow down, at the uniform velocity move or stop backward mobile state.
Power-assisted luggage case of the invention is, to during the whole service terminated, sensor detects any one respectively by
Secondary the first operating status and the second operating status for applying applied external force correspondence to power-assisted luggage case, it is corresponding to be formed
First current value I1With the second current value I2；Control system is by the first current value I1With the second current value I2Analysis comparison is carried out, and
The power wheel rotation of power-assisted luggage case is driven based on the analysis results.Progress control method manipulation is convenient, control is accurate, increases
The usage experience of user.
In the present embodiment, progress control method of the power-assisted luggage case under power-assisted operational mode is listed, it is not specified that fortune
Row control method is only applicable to power-assisted luggage case, which can also be applied to other and have dynamic carry out
On walking-replacing tool, such as electronic children trolley, electric wheelchair or electric shopping cart.It only needs original walking-replacing tool carrying out structure
With the adjustment of software aspects, corresponding control system and sensor are installed.
In another embodiment, the present invention also provides a kind of progress control method of power-assisted luggage case, difference is
It is not necessary that power switch is arranged on cabinet, i.e. user is without turning on the power switch in step S1（Power-assisted luggage case be in always to
Machine mode）, it is only necessary to set-up of control system there is into electric motor starting current threshold definite value IIt opensWith prevent extraneous factor from accidentally touching power-assisted luggage
Case and the predetermined current value I generated0, IIt opens>I0。
When user uses the power-assisted luggage case in the embodiment, and applied external force is applied to power-assisted luggage case, Hall passes
The second actually detected current value of sensor is less than or equal to electric motor starting current threshold definite value IIt opens, then power-assisted luggage case is in non-power-assisted
Move Mode；The second actually detected current value of Hall sensor is greater than electric motor starting current threshold definite value IIt opens, then power-assisted luggage case
In power-assisted operational mode.Further improve user experience.
Power-assisted luggage case is caused to generate the second operating status even if accidentally touching power-assisted luggage case because of extraneous factor, because of extraneous factor
The active force for accidentally touching the generation of power-assisted luggage case is generally all smaller, is not enough to start the hub motor of power wheel, and I0<IIt opens, can be into
The safety in operation of one step raising power-assisted luggage case.
Above embodiments are only to illustrate the present invention and not limit the technical scheme described by the invention；Therefore, although
The present invention has been described in detail referring to the above embodiments for this specification, still, those skilled in the art
It should be appreciated that still can modify to the present invention or equivalent replacement；And all do not depart from the spirit and scope of the present invention
Technical solution and its improvement should all be covered within the scope of the claims of the present invention.
Claims (10)
1. a kind of progress control method of power-assisted luggage case, the power-assisted luggage case includes power wheel, to detect power wheel fortune
The sensor of row parameter, control system, which is characterized in that the progress control method of the power-assisted luggage case includes the following steps：
Sensor detects first operating parameter of the power wheel under the first operating status, and the first operating parameter is fed back to control
System；
User applies applied external force to power-assisted luggage case, and the operating status variation of power-assisted luggage case is the second operating status；
Sensor detects second operating parameter of the power wheel under the second operating status, and the second operating parameter is fed back to control
System；
Second operating parameter and the first operating parameter are compared by control system, and control power-assisted luggage case fortune according to fiducial value
Row.
2. the progress control method of power-assisted luggage case according to claim 1, it is characterised in that：First operating status
For the moving condition in initial rest state or operational process.
3. the progress control method of power-assisted luggage case according to claim 2, it is characterised in that：The active force is forward
The positive power-assisted of effect or the reversed power-assisted acted on backward.
4. the progress control method of power-assisted luggage case according to claim 3, it is characterised in that：First operating parameter
It include one of following parameter with the second operating parameter：Acceleration when the power wheel speed of power-assisted luggage case, operation, motor turn
Dynamic power, electric current, voltage.
5. the progress control method of power-assisted luggage case according to claim 4, it is characterised in that：First operating parameter
For the first current value I1, the second operating parameter is the second current value I2, control system is by the first current value I1With the second current value I2
Analysis comparison is carried out, and drives the power wheel rotation of power-assisted luggage case based on the analysis results.
6. the progress control method of power-assisted luggage case according to claim 5, it is characterised in that：If I2>I1, then second transport
The revolving speed of power wheel is greater than the revolving speed of power wheel under the first operating status under row state, and external force moves power-assisted luggage case speedup
It is dynamic；Control system is according to I1And I2Fiducial value the revolving speed of power wheel is improved to I2Corresponding power wheel speed；
If I2<I1, then less than the revolving speed of power wheel under the first operating status, external force makes the revolving speed of power wheel under the second operating status
Power-assisted luggage case is movement of slowing down；Control system is according to I1And I2Fiducial value the revolving speed of power wheel is reduced to I2Corresponding
Power wheel speed.
7. the progress control method of power-assisted luggage case according to claim 6, it is characterised in that：The set-up of control system
There is predetermined current value I0；By initial rest state, the variation after extraneous factor applies applied external force is the to the power-assisted luggage case
Two operating statuses；Work as I2≤I0When, although power-assisted luggage case produces change in displacement because of applied external force at this time, control system
System can not drive power wheel to rotate, and power-assisted luggage case can't be voluntarily displaced forward or backward.
8. a kind of power-assisted luggage case, it is characterised in that：Including cabinet, the power wheel that is installed on the bottom of box, driving power rotation
Dynamic control system and the sensor to detect power wheel operating parameter, the sensor signal are connected to control system,
Sensor is to detect the operating parameter of power wheel and feed back to control system；Power-assisted luggage case application the claims 1-
The progress control method of power-assisted luggage case described in any one of 7.
9. power-assisted luggage case according to claim 8, it is characterised in that：The power wheel is hub motor wheel, described
Sensor is installed on hub motor inside wheel.
10. power-assisted luggage case according to claim 8, it is characterised in that：There are four universal wheels for the bottom of box installation
With a power wheel, four universal wheels are respectively arranged in the four corners below cabinet, a power wheel be located at four universal wheels it
Between.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810651902.XA CN108851428A (en) | 2018-06-22 | 2018-06-22 | Power-assisted luggage case and its progress control method |
| EP19182002.6A EP3598918B1 (en) | 2018-06-22 | 2019-06-24 | A smart luggage case and a method for controlling the operation of an assisting luggage case |
| US16/449,688 US11857050B2 (en) | 2018-06-22 | 2019-06-24 | Smart luggage case and a method for controlling the operation of an assisting luggage case |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810651902.XA CN108851428A (en) | 2018-06-22 | 2018-06-22 | Power-assisted luggage case and its progress control method |
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| CN108851428A true CN108851428A (en) | 2018-11-23 |
Family
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| CN201810651902.XA Pending CN108851428A (en) | 2018-06-22 | 2018-06-22 | Power-assisted luggage case and its progress control method |
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Application publication date: 20181123 |