CN106143753A - A kind of Portable scooter - Google Patents

A kind of Portable scooter Download PDF

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Publication number
CN106143753A
CN106143753A CN201610800136.XA CN201610800136A CN106143753A CN 106143753 A CN106143753 A CN 106143753A CN 201610800136 A CN201610800136 A CN 201610800136A CN 106143753 A CN106143753 A CN 106143753A
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CN
China
Prior art keywords
transverse tube
tube
left transverse
locking mechanism
pedal
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Granted
Application number
CN201610800136.XA
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Chinese (zh)
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CN106143753B (en
Inventor
姜海滨
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Beijing Zhichuan Technology Co ltd
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Individual
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Priority to CN201610800136.XA priority Critical patent/CN106143753B/en
Publication of CN106143753A publication Critical patent/CN106143753A/en
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Publication of CN106143753B publication Critical patent/CN106143753B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62KCYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K15/00Collapsible or foldable cycles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62KCYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K15/00Collapsible or foldable cycles
    • B62K2015/003Collapsible or foldable cycles having a foldable crank or pedal

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Motorcycle And Bicycle Frame (AREA)

Abstract

The invention discloses a kind of Portable scooter, including slide plate, front component, wheel assembly, support component and handle assembly, handle assembly includes cross tube axis, left transverse tube, the first locking mechanism, right transverse tube, the second locking mechanism, left transverse tube, right transverse tube are separately mounted to cross tube axis two ends, and left transverse tube locks onto the lockhole arranged on upper horizontal dry axis by the first locking mechanism, right transverse tube is connected with cross tube central axis by the second locking mechanism, cross tube axis with prop up that support component is vertical to be connected;Slide plate two ends are connected with front fork, rear jaw respectively.The present invention achieves left transverse tube, the folding of right transverse tube by the first locking mechanism, the second locking mechanism in handle assembly;Arranging, by support component, the purpose realizing reducing scooter height, utilize skateboard component arranges the folding realizing pedal simultaneously, reduces the space that scooter takies further, reaches simple to operate, volume is little, duty space is little purpose.

Description

A kind of Portable scooter
Technical field
The invention belongs to scooter technical field, in particular to a kind of Portable scooter.
Background technology
It is bigger that current scooter has folded space, it has not been convenient to carry, and the width of pedal and length determine the chi of folding Very little pedal is caused not fold.In use have following several as this type of folding mode for a kind of Portable scooter Shortcoming: the 1. vertical rod foldable structure of scooter has V-type spring and fast locker with determining vertical rod length.But lacking of this structure Point is to need great strength just can move fast locker, it has not been convenient to dismounting.V-type spring mode by spring button time be inconvenient for.2. sliding The handle of wooden handcart uses pulling type buckle, also same with the pedal width that width is the shortest.3. scooter footboard is integrated the most folding. Width after scooter folds is identical with tread width.4. overall folded is in vertical rod and pedal intersection, and structural strength is bad.
Summary of the invention
For solving above-mentioned technical problem, the invention provides a kind of support component, handle assembly and skateboard component and improve The simplification of scooter folding operation, regulates tread length and strengthens the Portable scooter of structural strength.
The invention provides a kind of Portable scooter, including slide plate, front component, wheel assembly, support component and handle Hands assembly, slide plate is connected with front component, wheel assembly respectively, and a support component one end is connected with front component, the other end and handle Hands assembly connects, and handle assembly includes cross tube axis, left transverse tube, the first locking mechanism, right transverse tube, the second locking mechanism, left Transverse tube, right transverse tube are separately mounted to cross tube axis two ends, and left transverse tube locks onto upper horizontal dry axis by the first locking mechanism The lockhole of upper setting, right transverse tube is connected with cross tube central axis by the second locking mechanism, cross tube axis and a support component Vertical connection;
Front component includes the front fork being connected with a support component, front-wheel and the part of shaking the head being connected with front fork, and front-wheel is pacified Being contained on front fork, wheel assembly includes the trailing wheel that the rear jaw being connected with slide plate is connected with rear jaw.
Further, in Portable scooter of the present invention, left transverse tube mechanism includes left transverse tube, the first locking mechanism, Wherein,
First locking mechanism includes being separately mounted to the left transverse tube front end at left transverse tube two ends, left transverse tube right end, Zuo Heng Pipe follower head installs left transverse tube dead bolt, thrust bullet in connecting pull bar in the left transverse tube being nested in left transverse tube, left transverse tube front end Spring, is enclosed within outside thrust spring outside left transverse tube dead bolt.
Further, in Portable scooter of the present invention, it is additionally provided with between left transverse tube follower head and left transverse tube Left transverse tube location crescent moon part.
Further, in Portable scooter of the present invention, right transverse tube mechanism includes right transverse tube, the second locking mechanism, Wherein
Second locking mechanism includes being separately mounted to the right transverse tube front end at right transverse tube two ends, right transverse tube follower head, right horizontal stroke Being provided with the first wave pearl running through right transverse tube front end on pipe, right transverse tube follower head is connected detaining spring at hand by the second ripple pearl.
Further, in Portable scooter of the present invention, what support component was sequentially connected with include little vertical tube, in perpendicular Pipe, big vertical tube, big vertical tube is connected with front fork by detent mechanism, and big vertical tube is connected with middle vertical tube by big vertical tube snap ring, its In,
Detent mechanism includes locating slot saddle, bearing rod, locating slot saddle pull bar, and locating slot saddle one end is with bearing rod even Connecing, the other end is connected with locating slot saddle pull bar, and bearing rod one end is connected with locating slot saddle, and the other end is connected with part of shaking the head, Locating slot saddle pull bar is fixed by nut, in being provided with between nut and locating slot saddle pull bar after the lower end of middle vertical tube Vertical tube stage clip.
Further, in Portable scooter of the present invention, the first locating part includes the first snap ring, the first button spring, Built-in first slide block of first snap ring and the first locating shaft, in the first button spring is arranged on big vertical tube and by the first small extension spring and first Locating shaft connects, and is provided with first be slidably connected with slide block and erects chute and erect the first sideslip that chute is vertical with first in middle vertical tube Groove.
Further, in Portable scooter of the present invention, little vertical tube is connected by the second locating part with middle vertical tube, Wherein,
Second locating part includes the second snap ring, the second button spring, built-in second slide block of middle vertical tube snap ring and the second locating shaft, the Connect in two button springs are arranged on middle vertical tube and by the second small extension spring and the second locating shaft, be provided with sliding with the second slide block in little vertical tube Second be dynamically connected is erected chute and erects the second sideslip groove that chute is vertical with second.
Further, in Portable scooter of the present invention, retaining mechanism includes dead bolt, stage clip, spanner and locking Portion, tight lock part is provided with at least one lockhole, and dead bolt is connected through stage clip with lockhole.
Further, in Portable scooter of the present invention, slide plate includes the first pedal, the second pedal, the first pedal And second be mounted on retaining mechanism on pedal, the first pedal and the second pedal are rotationally connected and are locked by retaining mechanism, its In,
Body in retaining mechanism includes fixing the first pedal or in the second pedal, it is arranged on the dead bolt of body one end, pressure Spring, body is provided with spanner and spanner stopper slot, and dead bolt is connected with also spanner by stage clip.
Further, in Portable scooter of the present invention, front-wheel and trailing wheel are Electric Motor Wheel, trailing wheel and power motor And electric supply installation connects.
Further, in Portable scooter of the present invention, this scooter also includes controller, variator, display dress Putting, controller is connected with power motor by variator, and controller is connected with display device.
To sum up, the present invention achieves left transverse tube, right transverse tube by the first locking mechanism, the second locking mechanism in handle assembly Folding;Reducing scooter height and thickness by the realization that arranges of a support component, utilize skateboard component arranges realization simultaneously The folding of pedal, reduces further the space that scooter takies, and reaches simple to operate, volume is little, duty space is little purpose.
Accompanying drawing explanation
Fig. 1 a is the use status architecture schematic diagram of one embodiment of Portable scooter of the present invention;
Fig. 1 b is the folded state structural representation of one embodiment of Portable scooter of the present invention;
Fig. 2 is the detonation configuration schematic diagram of one embodiment of front component in Portable scooter of the present invention;
Fig. 3 is the structural representation of one embodiment of wheel assembly in Portable scooter of the present invention;
Fig. 4 a is the detonation configuration schematic diagram of one embodiment of handle assembly in Portable scooter of the present invention;
Fig. 4 b is the cross-sectional view of one embodiment of handle assembly in Portable scooter of the present invention;
Fig. 5-6 is the structural representation of one embodiment of support component in Portable scooter of the present invention;
Fig. 7 is the detonation configuration schematic diagram of first one embodiment of pedal in Portable scooter of the present invention;
Fig. 8 is the cross-sectional view of one embodiment of Portable scooter middle slide plate of the present invention.
Detailed description of the invention
Below by specific embodiment and combine accompanying drawing the present invention is described in further detail.
As shown in Fig. 1 a-Fig. 1 b, the invention provides a kind of Portable scooter, including slide plate 1, front component 2, trailing wheel Assembly 3, support component 4 and handle assembly 5, a support component one end is connected with front component, and the other end is connected with handle assembly.
Wherein,
Front component includes the front fork 21 being connected with support component, front-wheel 22 as shown in Figure 2 and is connected with front fork Shaking the head part 23, front-wheel is arranged on front fork, and wheel assembly includes rear jaw 31 and the back vent being connected with slide plate as shown in Figure 3 The trailing wheel 32 that head connects;Slide plate two ends are connected with front fork, rear jaw respectively.
When being embodied as, on rear jaw, trailing wheel optionally installs brake block, reaches to control the purpose of scooter speed, prevents Because scooter slides the glider's traumatic injury caused the soonest.
Further, it is also associated with power motor at trailing wheel and electric supply installation connects.After the present invention is driven by power motor Wheel realizes automatic power, it is achieved the automatization of scooter.Further, this scooter also includes controller, variator, display dress Putting, controller is connected with power motor by variator, and controller is connected with display device.When being embodied as, the most optional setting Controller and variator realize the output of regulation power motor.Traditional automatic skateboard vehicle speed regulation only 3 joint, is not Adjustable, in order to solve this problem, the present invention arranges realization to power motor by the connection of controller Yu variator Precision regulates, and optionally carries out exporting the running parameter of power motor by display device, in order to user understands.Meanwhile, tool When body is implemented, in the optional built-in velocity sensor of controller, positioning chip, speech chip, at least one realizes of the present invention The automatization of Portable scooter, intellectuality.
Handle assembly include as shown in Figs. 4 a-b cross tube axis 6, left transverse tube the 7, first locking mechanism, right transverse tube 9, Second locking mechanism, left transverse tube, right transverse tube are separately mounted to cross tube axis two ends, and left transverse tube is locked by the first locking mechanism Fixed to the lockhole of setting on upper horizontal dry axis, right transverse tube is connected with cross tube central axis by the second locking mechanism, cross tube Axis is connected with support component is vertical;Further, before the first locking mechanism includes being separately mounted to the left transverse tube at left transverse tube two ends Termination 81, left transverse tube right end 82, left transverse tube follower head connects pull bar 83 in the left transverse tube being nested in left transverse tube, before left transverse tube Left transverse tube dead bolt 84, thrust spring 85 are installed in termination, are enclosed within outside thrust spring outside left transverse tube dead bolt.Further, left transverse tube Left transverse tube location crescent moon part 86 it is additionally provided with between follower head and left transverse tube.When being embodied as, in all embodiments of the present invention Left transverse tube location crescent moon part is the most optionally cancelled and not being set.Further, the second locking mechanism includes being separately mounted to right transverse tube two ends Right transverse tube front end 1011, right transverse tube follower head 1012, right transverse tube is provided with the first wave pearl running through right transverse tube front end 1013, right transverse tube follower head is additionally provided with the second ripple pearl 1014.
When being embodied as, the first locking mechanism is optionally only set with reference to the present embodiment or the second locking mechanism is only set.
Further, as seen in figs. 5-6, what a support component was sequentially connected with includes little vertical tube 41, middle vertical tube 42, big vertical tube 43, Wherein, big vertical tube is connected with front fork by detent mechanism, and big vertical tube and middle vertical tube junction are provided with the first locating part 431, Wherein, detent mechanism includes locating slot saddle 441, bearing rod 442, locating slot saddle pull bar 443, locating slot saddle one end and axle Holding bar to connect, the other end is connected with locating slot saddle pull bar, and bearing rod is also connected with part of shaking the head, during locating slot saddle pull bar passes Fixed by nut 422 after the lower end 421 of vertical tube, between nut and locating slot saddle pull bar, be provided with middle vertical tube stage clip 423.More Further, the least vertical tube is connected by the second locating part with middle vertical tube, and wherein, the second locating part includes the second snap ring 15, the second button spring 113, built-in second slide block 18 and the second locating shaft 112 of middle vertical tube snap ring, the second button spring is arranged in middle vertical tube And be connected with the second locating shaft by the second small extension spring 111, it is provided with second be slidably connected with the second slide block in little vertical tube perpendicular sliding Groove 13 and erect the second sideslip groove 14 that chute is vertical with second.When being embodied as, optional setting in middle vertical tube as shown in Figure 6 Buckle spring screens groove 16, arranges buckle spring screens hole 17 in button spring screens groove and realizes middle vertical tube buckle spring two ends are fixed to buckle Realize in spring screens hole middle vertical tube buckle spring is fixed on the purpose on middle vertical tube.Middle vertical tube snap ring under the effect of slide block One erect chute 12, second erect chute 13 in slide, when moving to sideslip groove, slide block is in the effect lower slider of the pulling force of small extension spring To sideslip groove, thus vertical tube and the upper-lower position of little vertical tube in pinning so that it is can not slide up and down, during it will be made to slide and need to rotate Vertical tube snap ring makes slide block skid off sideslip groove.
Further, the first locating part includes the first snap ring, the first button spring, built-in first slide block of the first snap ring and the first location Axle, connects in the first button spring is arranged on big vertical tube and by the first small extension spring and the first locating shaft, is provided with and slide block in middle vertical tube First be slidably connected is erected chute and erects the first sideslip groove that chute is vertical with first.When being embodied as, the first locating part structure Can refer to the second locating part structure be configured.In first snap ring, slide block slides into the first sideslip groove internal lock in first erects chute Tightly, during locking in vertical tube pull up after band disorder of internal organs vertical tube lower end move up, central vertical tube move to peak location after, in Vertical tube lower end is pushed down vertical tube stage clip in middle vertical tube and is deformed and pull shifting on locating slot saddle pull bar, owing to locating slot saddle draws Bar is by flange surface nut fixed length, so central vertical tube is after peak positions, also pulls bearing rod to be embedded into localization machine component fixed Position.The upper surface of bearing rod and the Dou You inclined-plane, lower surface of detent mechanism and can be with tangent fixing.When unlocking, by middle vertical tube Pulling down after unblock, therefore the locating slot saddle pull bar of fixed length can also move down.Therefore bearing rod drives downwards locating slot Saddle, moves down in the chute in locating slot saddle, can be with 90-degree rotation after moving to bottom.By big vertical tube and bearing Bar vertical folding.
Further, as it is shown in fig. 7, slide plate includes on first pedal the 101, second pedal the 102, first pedal and the second pedal Being mounted on retaining mechanism, the first pedal and the second pedal are rotationally connected and are locked by retaining mechanism, wherein,
Body 103 in retaining mechanism includes being fixed on the first pedal or in the second pedal, it is arranged on the lock of body one end Tongue 104, stage clip 105, body is provided with spanner 106 and spanner stopper slot 107, and dead bolt is connected with spanner by stage clip.
Ejecting body because of stage clip during dead bolt locking, dead bolt pins the first pedal and the inside the retaining mechanism of the second pedal The position of two pedals.Spanner stopper slot on body is optionally set to L-type.Spanner moves along the spanner stopper slot of body L-type And upwards move handle 90 degree and locked, when turning back, body is moved rearwards by unlocking.The present embodiment is provided with two pedals, Being arranged on retaining mechanism on one slide plate and pass through dead bolt and the retaining mechanism locked onto on another slide plate, two slide plates interlock mutually Tightly, it is achieved that the purpose of adjusting slider length as required, user is facilitated to dismantle reduction Portable scooter of the present invention The space taken.When being embodied as, in order to realize the fixing of the first pedal 101 and the second pedal 102, can be selected on the first pedal Arranging groove (specifically may be configured as " one " font), and arrange the projection with groove fit on the second pedal, the second pedal is protruding It is installed in the first pedal groove, then locks the steadiness during locking strengthening the two, the first pedal simultaneously by retaining mechanism Can realize rotating according to the rotation of spanner.It should be noted that projection is optionally arranged on the first pedal, and groove can Being arranged on the second pedal of choosing, the present invention is not defined at this.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this area For art personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, that is made any repaiies Change, equivalent, improvement etc., should be included within the scope of the present invention.

Claims (10)

1. a Portable scooter, including slide plate, front component, wheel assembly, support component and handle assembly, a support component One end is connected with front component, and the other end is connected with handle assembly, it is characterised in that
Handle assembly includes cross tube axis, left transverse tube, the first locking mechanism, right transverse tube, the second locking mechanism, left transverse tube, the right side Transverse tube is separately mounted to cross tube axis two ends, and left transverse tube locks onto setting on upper horizontal dry axis by the first locking mechanism Lockhole, right transverse tube is connected with cross tube central axis by the second locking mechanism, cross tube axis with prop up that support component is vertical to be connected;
Front component includes the front fork being connected with a support component, front-wheel and the part of shaking the head being connected with front fork, and front-wheel is arranged on On front fork, wheel assembly includes the trailing wheel that the rear jaw being connected with slide plate is connected with rear jaw;
Slide plate two ends are connected with front fork, rear jaw respectively.
Portable scooter the most according to claim 1, it is characterised in that the first locking mechanism includes being separately mounted to a left side The left transverse tube front end at transverse tube two ends, left transverse tube right end, left transverse tube follower head connects in the left transverse tube being nested in left transverse tube Pull bar, installs left transverse tube dead bolt, thrust spring, is enclosed within outside left transverse tube dead bolt outside thrust spring in left transverse tube front end.
Portable scooter the most according to claim 2, it is characterised in that also set between left transverse tube follower head and left transverse tube It is equipped with left transverse tube location crescent moon part.
Portable scooter the most according to claim 1, it is characterised in that the second locking mechanism includes being separately mounted to the right side The right transverse tube front end at transverse tube two ends, right transverse tube follower head, right transverse tube is provided with the first wave pearl running through right transverse tube front end, Right transverse tube follower head is connected detaining spring at hand by the second ripple pearl.
Portable scooter the most according to claim 1, it is characterised in that what support component was sequentially connected with include little vertical tube, Middle vertical tube, big vertical tube, big vertical tube is connected with front fork by detent mechanism, and big vertical tube is by the first locating part with middle vertical tube even Connect, wherein,
Detent mechanism includes locating slot saddle, bearing rod, locating slot saddle pull bar, and locating slot saddle one end is connected with bearing rod, The other end is connected with locating slot saddle pull bar, and bearing rod one end is connected with locating slot saddle, and the other end is connected with part of shaking the head, location Groove saddle pull bar is fixed by nut after the lower end of middle vertical tube, is provided with middle vertical tube between nut and locating slot saddle pull bar Stage clip.
Portable scooter the most according to claim 5, it is characterised in that the first locating part includes the first snap ring, the first button Spring, built-in first slide block of the first snap ring and the first locating shaft, the first button spring be arranged in big vertical tube and by the first small extension spring with First locating shaft connects, and is provided with first be slidably connected with slide block and erects chute and erect with first that chute is vertical first in middle vertical tube Sideslip groove.
Portable scooter the most according to claim 5, it is characterised in that little vertical tube is with middle vertical tube by the second locating part even Connect, wherein,
Second locating part includes the second snap ring, the second button spring, built-in second slide block of middle vertical tube snap ring and the second locating shaft, the second button Connect in spring is arranged on middle vertical tube and by the second small extension spring and the second locating shaft, be provided with in little vertical tube and slide even with the second slide block Second connect is erected chute and erects the second sideslip groove that chute is vertical with second.
Portable scooter the most according to claim 1, it is characterised in that slide plate include the first pedal, the second pedal, first Being mounted on retaining mechanism on pedal and the second pedal, the first pedal and the second pedal are rotationally connected and are locked by retaining mechanism Tightly, wherein,
Body in retaining mechanism includes being fixed on the first pedal or in the second pedal, it is arranged on the dead bolt of body one end, stage clip, Being provided with spanner and spanner stopper slot on body, dead bolt is connected with spanner by stage clip.
Portable scooter the most according to claim 1, it is characterised in that front-wheel and trailing wheel are Electric Motor Wheel, and trailing wheel is with dynamic Force motor and electric supply installation connect.
Portable scooter the most according to claim 1, it is characterised in that this scooter also include controller, variator, Display device, controller is connected with power motor by variator, and controller is connected with display device.
CN201610800136.XA 2016-08-31 2016-08-31 A kind of Portable scooter Active CN106143753B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610800136.XA CN106143753B (en) 2016-08-31 2016-08-31 A kind of Portable scooter

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Application Number Priority Date Filing Date Title
CN201610800136.XA CN106143753B (en) 2016-08-31 2016-08-31 A kind of Portable scooter

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CN106143753A true CN106143753A (en) 2016-11-23
CN106143753B CN106143753B (en) 2019-06-25

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6012539A (en) * 1998-05-01 2000-01-11 Patmont Motor Werks All terrain scooter
JP2001130463A (en) * 1999-10-29 2001-05-15 Katsuyuki Haraguchi Ninety-degree rotary lock device for bicycle handlebars, and lever-applied storage device for front wheel for use in bicycle parking facilities
CN202295169U (en) * 2011-09-02 2012-07-04 苏州恒丰车业有限公司 Foldable handlebar of bicycle
CN202608994U (en) * 2012-05-23 2012-12-19 新信利自行车车料(深圳)有限公司 Folding scooter
CN204916011U (en) * 2015-08-18 2015-12-30 陈劲松 Hand (hold) is folded to bicycle
CN205469566U (en) * 2016-03-23 2016-08-17 江南大学 Electric scooter structure with folding function
CN206031653U (en) * 2016-08-31 2017-03-22 姜海滨 Portable scooter

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6012539A (en) * 1998-05-01 2000-01-11 Patmont Motor Werks All terrain scooter
JP2001130463A (en) * 1999-10-29 2001-05-15 Katsuyuki Haraguchi Ninety-degree rotary lock device for bicycle handlebars, and lever-applied storage device for front wheel for use in bicycle parking facilities
CN202295169U (en) * 2011-09-02 2012-07-04 苏州恒丰车业有限公司 Foldable handlebar of bicycle
CN202608994U (en) * 2012-05-23 2012-12-19 新信利自行车车料(深圳)有限公司 Folding scooter
CN204916011U (en) * 2015-08-18 2015-12-30 陈劲松 Hand (hold) is folded to bicycle
CN205469566U (en) * 2016-03-23 2016-08-17 江南大学 Electric scooter structure with folding function
CN206031653U (en) * 2016-08-31 2017-03-22 姜海滨 Portable scooter

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Effective date of registration: 20231030

Address after: No.18-D14598 Jianshe Road, Kaixuan Street, Liangxiang, Fangshan District, Beijing, 102488 (cluster registration)

Patentee after: Beijing Zhichuan Technology Co.,Ltd.

Address before: Room 603, Unit 1, Building 11, Nanpingli, Capital Airport Street, Chaoyang District, Beijing, 100000

Patentee before: Jiang Haibin