CN105799830B - A kind of high security portable four-wheel balance car - Google Patents
A kind of high security portable four-wheel balance car Download PDFInfo
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- CN105799830B CN105799830B CN201610156250.3A CN201610156250A CN105799830B CN 105799830 B CN105799830 B CN 105799830B CN 201610156250 A CN201610156250 A CN 201610156250A CN 105799830 B CN105799830 B CN 105799830B
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- housing
- wheel
- shaft
- bearing block
- balance car
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K3/00—Bicycles
- B62K3/002—Bicycles without a seat, i.e. the rider operating the vehicle in a standing position, e.g. non-motorized scooters; non-motorized scooters with skis or runners
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J6/00—Arrangement of optical signalling or lighting devices on cycles; Mounting or supporting thereof; Circuits therefor
- B62J6/02—Headlights
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K5/00—Cycles with handlebars, equipped with three or more main road wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K2204/00—Adaptations for driving cycles by electric motor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Motorcycle And Bicycle Frame (AREA)
- Handcart (AREA)
Abstract
The present invention relates to a kind of balance car more particularly to a kind of high security portable four-wheel balance cars.The technical problem to be solved in the present invention is to provide a kind of stability height, high, easily operated, the portable high security portable four-wheel balance cars of security performance.In order to solve the above-mentioned technical problem, the present invention provides such a high security portable four-wheel balance cars, include trailing wheel, housing, electronic front-wheel, damper, direction control lever, wing nut I, telescopic rod, handle, installing plate, motor cabinet, electric rotating machine, fixed link, bearing block I, shaft I, shaft II, bearing block II and wing nut II, left end and right end on front side of housing bottom are arranged with bearing block I and motor cabinet, and motor cabinet is in the rear side of bearing block I.Invention achieves stability height, high, easily operated, the portable effect of security performance, the present apparatus can bring convenience to people's lives, safe ready.
Description
Technical field
The present invention relates to a kind of balance car more particularly to a kind of high security portable four-wheel balance cars.
Background technology
With the development of science and technology, people's demands for quality of life are getting higher and higher, in recent years, as people are to trip
The pursuit of convenience, this novel Personal Transporter of the electrodynamic balance vehicle that has been born.Electrodynamic balance vehicle generally use electric power for
The energy, motor provide power, detect driver's center of gravity using gyroscope, the dynamic of driver is maintained using inverted pendulum algorithm
Balance.Similar mainstream product has two-wheeled balance car and single wheel balance car etc., and similar mainstream product has two-wheeled balance car
With single wheel balance car etc..
Existing balance car is typically designed as the form of two-wheeled, although the top including wheel hub motor, as balance mechanism
Spiral shell instrument, but due to the unstability of two-wheeled the safety issues such as easily occurs tilting after unexpected power-off, it is impossible to fold, no
The shortcomings that being convenient for carrying, therefore there is an urgent need for research and develop a kind of stability height, high, easily operated, the portable high safety of security performance
Property portable four-wheel balance car.
Invention content
(1) technical problems to be solved
There are unstability, security performance be not low, not easy to operate, portable in order to overcome existing two-wheeled balance car by the present invention
The shortcomings that band, the technical problem to be solved in the present invention is to provide a kind of stability is high, security performance is high, it is easily operated, convenient for taking
The high security portable four-wheel balance car of band.
(2) technical solution
In order to solve the above technical problem, the present invention provides such a high security portable four-wheel balance car, packets
Included trailing wheel, housing, electronic front-wheel, damper, direction control lever, wing nut I, telescopic rod, handle, installing plate, motor cabinet,
Electric rotating machine, fixed link, bearing block I, shaft I, shaft II, bearing block II and wing nut II, the left end on front side of housing bottom
Bearing block I and motor cabinet are arranged with right end, and motor cabinet is equipped with electric rotating machine on motor cabinet, revolves in the rear side of bearing block I
The front end of rotating motor is connected with fixed link, and fixed link front end is connected with shaft I, and the front end of shaft I is fixed on bearing block I, Gu
Fixed pole is equipped with damper, and damper lower end connect with electronic front-wheel, and housing bottom back center is equipped with installing plate, before installing plate
Side is arranged with two bearing blocks II, and two bearing blocks II are also arranged on the right side of installing plate, is equipped with and turns between bearing block II
Axis II, II liang of end side surface of shaft is respectively opened there are two threaded hole, intersecting in 90 ° between two threaded holes per one end, wing nut
II is fixed on housing bottom with threaded hole with merging, and trailing wheel is equipped in shaft II, and housing front side center is provided with looping pit,
Center is equipped with direction control lever on front side of case top, and direction control lever rotary type connects in the upper housing, on the inside of direction control lever
In hollow shape, telescopic rod is equipped in direction control lever, wing nut I fastens telescopic rod across direction control lever, telescopic rod
On the left of upper end and right side is arranged with handle, and case top center is equipped with placing groove.
Preferably, headlamp has been further included, headlamp is mounted on center on front side of housing.
Preferably, fixed plate, electric pushrod and rubber friction disc have been further included, has been arranged on the left of housing with right center
Fixed plate, fixed plate bottom symmetrical are equipped with electric pushrod, and electric pushrod lower end is connected with rubber friction disc.
Preferably, pedal has been further included, top center left side and right side are arranged with pedal.
Preferably, grip surface material is the rubber material with particulate matter.
Preferably, a diameter of 300mm of electronic front-wheel.
Preferably, the material of shaft II is Q235 steel.
Preferably, headlamp is xenon lamp.
Preferably, electric rotating machine is servo motor.
Preferably, altitude range of the housing apart from ground is 135mm to 150mm.
Operation principle：When people need to go on a journey using the present apparatus, it can will unclamp wing nut I and unscrew, by telescopic rod tune
To suitable position, wing nut I being tightened again, telescopic rod is fixed, people holds handle, controls electronic front-drive, drives
Rear wheel, four-wheel balance car improves stability and safety, and when needing to pack up balance car, rotation-controlled motor turns
Dynamic, electric rotating machine drives electronic front-drive by shaft I, when electronic front-wheel is gone on the inside of housing bottom, controls electric rotating
Machine stops operating, then wing nut II is unscrewed and is taken down, and shaft II is turned over 90 °, when it is gone on the inside of installing plate, at this time separately
The threaded hole on one side is shown, wing nut II is screwed into threaded hole, is fixed, then wing nut I is unscrewed, will
Telescopic rod is placed into lowest part, then wing nut I is tightened, and direction control lever and telescopic rod is put into placing groove, Ren Menke
To hold looping pit, it is convenient for carrying.
Because having further included headlamp, headlamp is mounted on center on front side of housing, can be used in the unsighted location of road,
Ensure travel safety.
Because having further included fixed plate, electric pushrod and rubber friction disc, it is arranged with admittedly with right center on the left of housing
Fixed board, fixed plate bottom symmetrical are equipped with electric pushrod, and electric pushrod lower end is connected with rubber friction disc, when encountering excessive velocities
When can not stop, electric pushrod elongation is can control, rubber friction disc is driven to move downward, rubber friction disc contact ground can increase
Frictional force slows down speed, plays the role of protecting people.
Because having further included pedal, on the left of top center and right side is arranged with pedal, and people station can ensure that center up
In equilbrium position, place crank and cause balance car double swerve.
Because grip surface material is the rubber material with particulate matter, comfort is improved, increases frictional force, ensures row
Vehicle safety.
Because of the electronic a diameter of 300mm of front-wheel, electronic preceding wheel diameter is too small, vehicle can be caused to cross barrier ability too low, traveling
In slightly barrier then easily generate vehicle rollover, wheel diameter is excessive, can not ensure that vehicle dimension is sufficiently small, it is impossible to embody flat
The convenience of weighing apparatus vehicle.
Because the material of shaft II is Q235 steel, the service life of shaft II is increased.
Because headlamp is xenon lamp, colour temperature is photochromic relatively white closer to daylight, whiter photochromic to help people at night
Eye improves the identification capability to contour of object, contributes to safe driving.
Because electric rotating machine is servo motor, be conducive to control rotation speed, and then control road speed.
Because altitude range of the housing apart from ground is 135mm to 150mm, stability and the safety of vehicle are improved.
(3) advantageous effect
Invention achieves stability height, high, easily operated, the portable effect of security performance, the present apparatus can give people
Live and offer convenience, safe ready.
Description of the drawings
Fig. 1 is the main structure diagram of the present invention.
Fig. 2 is the present invention looks up structural representation that the present invention folds.
Fig. 3 is the main structure diagram of shaft II of the present invention.
Fig. 4 is the overlooking the structure diagram of inventive shell.
Fig. 5 is the main structure diagram of the present invention.
Fig. 6 is the main structure diagram of the present invention.
Fig. 7 is the overlooking the structure diagram of inventive shell.
Label in attached drawing for：1- trailing wheels, 2- housings, the electronic front-wheels of 3-, 4- dampers, 5- direction control levers, 6- butterflies
Nut I, 7- telescopic rods, 8- handles, 9- installing plates, 10- motor cabinets, 11- electric rotating machines, 12- fixed links, 13- bearing blocks I, 14-
Shaft I, 15- looping pits, 16- shafts II, 17- bearing blocks II, 18- wing nuts II, 19- threaded holes, 20- placing grooves, 21- shine
Bright lamp, 22- fixed plates, 23- electric pushrods, 24- rubber friction discs, 25- pedals.
Specific embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples.
Embodiment 1
A kind of high security portable four-wheel balance car, as shown in figs. 1-7, include trailing wheel 1, housing 2, electronic front-wheel 3,
Damper 4, wing nut I 6, telescopic rod 7, handle 8, installing plate 9, motor cabinet 10, electric rotating machine 11, is fixed direction control lever 5
Bar 12, bearing block I 13, shaft I 14, shaft II 16, bearing block II 17 and wing nut II 18, the left end of 2 lower front of housing
Bearing block I 13 and motor cabinet 10 are arranged with right end, and motor cabinet 10 is equipped on motor cabinet 10 in the rear side of bearing block I 13
Electric rotating machine 11, the front end of electric rotating machine 11 are connected with fixed link 12, and 12 front end of fixed link is connected with shaft I 14, shaft I 14
Front end is fixed on bearing block I 13, and fixed link 12 is equipped with damper 4, and 4 lower end of damper is connect with electronic front-wheel 3, housing 2
Bottom rear center is equipped with installing plate 9, and 9 left side of installing plate is arranged with two bearing blocks II 17, and 9 right side of installing plate is also symmetrically set
There are two bearing block II 17, shaft II 16 is installed between bearing block II 17, II 16 liang of end side surfaces of shaft respectively open that there are two screw threads
Hole 19, often intersecting in 90 ° between two threaded holes 19 of one end, wing nut II 18 matches with threaded hole 19 and merges the shell that is fixed
On 2 bottom of body, trailing wheel 1 is installed in shaft II 16,2 front side center of housing is provided with looping pit 15, and 2 top front side center of housing is set
There is direction control lever 5,5 rotary type of direction control lever is connected to 2 top of housing, and 5 inside of direction control lever is in hollow shape, direction control
Telescopic rod 7 is equipped in bar 5 processed, wing nut I 6 fastens telescopic rod 7 across direction control lever 5, on the left of 7 upper end of telescopic rod with
Right side is arranged with handle 8, and 2 top center of housing is equipped with placing groove 20.
Headlamp 21 is further included, headlamp 21 is mounted on 2 front side center of housing.
Fixed plate 22, electric pushrod 23 and rubber friction disc 24 are further included, 2 left side of housing and right center are arranged with
Fixed plate 22,22 bottom symmetrical of fixed plate are equipped with electric pushrod 23, and 23 lower end of electric pushrod is connected with rubber friction disc 24.
Pedal 25 is further included, top center left side and right side are arranged with pedal 25.
8 Facing material of handle is the rubber material with particulate matter.
Electronic 3 a diameter of 300mm of front-wheel.
The material of shaft II 16 is Q235 steel.
Headlamp 21 is xenon lamp.
Electric rotating machine 11 is servo motor.
Altitude range of the housing 2 apart from ground is 135mm to 150mm.
Operation principle：When people need to go on a journey using the present apparatus, it can will unclamp wing nut I 6 and unscrew, by telescopic rod 7
Suitable position is transferred to, tightens wing nut I 6 again, telescopic rod 7 is fixed, people holds handle 8, controls electronic 3 turns of front-wheel
It is dynamic, trailing wheel 1 is driven to rotate, four-wheel balance car improves stability and safety, when needing to pack up balance car, can control rotation
Rotating motor 11 rotates, and electric rotating machine 11 drives electronic front-wheel 3 to rotate by shaft I 14, when electronic front-wheel 3 goes to 2 bottom of housing
During inside, control electric rotating machine 11 stops operating, then wing nut II 18 is unscrewed and is taken down, and shaft II 16 is turned over 90 °, when it
When going to 9 inside of installing plate, the threaded hole 19 of another side is shown at this time, and wing nut II 18 is screwed into threaded hole 19
It is interior, it is fixed, then wing nut I 6 is unscrewed, telescopic rod 7 is placed into lowest part, then wing nut I 6 is tightened, general side
It is put into placing groove 20 to control-rod 5 and telescopic rod 7, people can hold looping pit 15, be convenient for carrying.
Because having further included headlamp 21, headlamp 21 is mounted on 2 front side center of housing, can be in the unsighted location of road
It uses, it is ensured that travel safety.
Because having further included fixed plate 22, electric pushrod 23 and rubber friction disc 24,2 left side of housing and right center are symmetrical
Equipped with fixed plate 22,22 bottom symmetrical of fixed plate is equipped with electric pushrod 23, and 23 lower end of electric pushrod is connected with rubber friction disc 24,
When can not stop when encountering excessive velocities, controllable electric pushrod 23 extends, and rubber friction disc 24 is driven to move downward, rubber
Friction plate 24 contact ground can increasing friction force, slow down speed, play the role of protect people.
Because having further included pedal 25, on the left of top center and right side is arranged with pedal 25, and people station can ensure that up
Center is in equilbrium position, places crank and causes balance car double swerve.
Because 8 Facing material of handle is the rubber material with particulate matter, comfort is improved, increases frictional force, ensured
Traffic safety.
Because of electronic 3 a diameter of 300mm of front-wheel, electronic 3 diameter of front-wheel is too small, vehicle can be caused to cross barrier ability too low, row
Slightly barrier then easily generates vehicle rollover in sailing, and wheel diameter is excessive, can not ensure that vehicle dimension is sufficiently small, it is impossible to embody
The convenience of balance car.
Because the material of shaft II 16 is Q235 steel, the service life of shaft II 16 is increased.
Because headlamp 21 is xenon lamp, colour temperature is photochromic relatively white closer to daylight, whiter photochromic to be helped at night
Human eye improves the identification capability to contour of object, contributes to safe driving.
Because electric rotating machine 11 is servo motor, be conducive to control rotation speed, and then control road speed.Because housing
2 altitude range apart from ground is 135mm to 150mm, improves stability and the safety of vehicle.
Embodiment described above only expresses the preferred embodiment of the present invention, and description is more specific and detailed, but simultaneously
Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, several deformations can also be made, improves and substitutes, these belong to this hair
Bright protection domain.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (8)
1. a kind of high security portable four-wheel balance car, which is characterized in that include trailing wheel (1), housing (2), electronic front-wheel
(3), damper (4), direction control lever (5), wing nut I (6), telescopic rod (7), handle (8), installing plate (9), motor cabinet
(10), electric rotating machine (11), fixed link (12), bearing block I (13), shaft I (14), shaft II (16), bearing block II (17) and
Wing nut II (18), the left end and right end of housing (2) lower front are arranged with bearing block I (13) and motor cabinet (10), electricity
Engine base (10) is equipped with electric rotating machine (11), the front end of electric rotating machine (11) on motor cabinet (10) in the rear side of bearing block I (13)
Fixed link (12) is connected with, fixed link (12) front end is connected with shaft I (14), and the front end of shaft I (14) is fixed on bearing block I
(13) on, fixed link (12) is equipped with damper (4), and damper (4) lower end is connect with electronic front-wheel (3), behind housing (2) bottom
Side center is equipped with installing plate (9), and two bearing blocks II (17) are arranged on the left of installing plate (9), and installing plate (9) right side is also symmetrical
If there are two bearing block II (17), shaft II (16) is installed between bearing block II (17), two end side surface of shaft II (16) is respectively opened
It is intersecting in 90 ° between two threaded holes (19) per one end there are two threaded hole (19), wing nut II (18) and threaded hole
(19) it is fixed on housing (2) bottom with merging, trailing wheel (1) is installed in shaft II (16), center is provided on front side of housing (2)
Looping pit (15), housing (2) top front side center are equipped with direction control lever (5), and direction control lever (5) rotary type is connected to housing
(2) top, direction control lever (5) inside is in hollow shape, and direction control lever (5) is interior to be equipped with telescopic rod (7), and wing nut I (6) is worn
It crosses direction control lever (5) to fasten telescopic rod (7), on the left of telescopic rod (7) upper end and right side is arranged with handle (8), housing
(2) top center is equipped with placing groove (20)；Headlamp (21) is further included, headlamp (21) is mounted on center on front side of housing (2)；
Fixed plate (22), electric pushrod (23) and rubber friction disc (24) have been further included, has been arranged on the left of housing (2) with right center
Fixed plate (22), fixed plate (22) bottom symmetrical are equipped with electric pushrod (23), and electric pushrod (23) lower end is connected with rubber friction
Piece (24).
2. a kind of high security portable four-wheel balance car according to claim 1, which is characterized in that further included pedal
(25), on the left of top center and right side is arranged with pedal (25).
A kind of 3. high security portable four-wheel balance car according to claim 1, which is characterized in that handle (8) surface
Material is the rubber material with particulate matter.
A kind of 4. high security portable four-wheel balance car according to claim 1, which is characterized in that electronic front-wheel (3)
A diameter of 300mm.
5. a kind of high security portable four-wheel balance car according to claim 1, which is characterized in that shaft II (16)
Material is Q235 steel.
6. a kind of high security portable four-wheel balance car according to claim 1, which is characterized in that headlamp (21) is
Xenon lamp.
A kind of 7. high security portable four-wheel balance car according to claim 1, which is characterized in that electric rotating machine (11)
For servo motor.
A kind of 8. high security portable four-wheel balance car according to claim 1, which is characterized in that housing (2) distance
The altitude range on ground is 135mm to 150mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610156250.3A CN105799830B (en) | 2016-03-17 | 2016-03-17 | A kind of high security portable four-wheel balance car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610156250.3A CN105799830B (en) | 2016-03-17 | 2016-03-17 | A kind of high security portable four-wheel balance car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105799830A CN105799830A (en) | 2016-07-27 |
| CN105799830B true CN105799830B (en) | 2018-06-19 |
Family
ID=56453364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610156250.3A Active CN105799830B (en) | 2016-03-17 | 2016-03-17 | A kind of high security portable four-wheel balance car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105799830B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106240698B (en) * | 2016-08-01 | 2018-11-06 | 林允杜 | A kind of high security high stability balance car |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09276553A (en) * | 1996-04-10 | 1997-10-28 | Toshima:Kk | Motor-driven vehicle |
| WO2015009369A1 (en) * | 2013-07-17 | 2015-01-22 | C. Johnson Industries, Llc | Multi-wheel single operator transport platform |
| CN204821676U (en) * | 2015-07-30 | 2015-12-02 | 哈尔滨金融学院 | Electronic article transporting buggy of storekeeper |
| CN105172955A (en) * | 2015-09-30 | 2015-12-23 | 深圳市高斯拓普科技有限公司 | Electric four-wheel balance vehicle |
| CN205417910U (en) * | 2016-03-17 | 2016-08-03 | 林允杜 | Portable four -wheel balance car of high security |
-
2016
- 2016-03-17 CN CN201610156250.3A patent/CN105799830B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09276553A (en) * | 1996-04-10 | 1997-10-28 | Toshima:Kk | Motor-driven vehicle |
| WO2015009369A1 (en) * | 2013-07-17 | 2015-01-22 | C. Johnson Industries, Llc | Multi-wheel single operator transport platform |
| CN204821676U (en) * | 2015-07-30 | 2015-12-02 | 哈尔滨金融学院 | Electronic article transporting buggy of storekeeper |
| CN105172955A (en) * | 2015-09-30 | 2015-12-23 | 深圳市高斯拓普科技有限公司 | Electric four-wheel balance vehicle |
| CN205417910U (en) * | 2016-03-17 | 2016-08-03 | 林允杜 | Portable four -wheel balance car of high security |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105799830A (en) | 2016-07-27 |
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Effective date of registration: 20180509 Address after: 325299 on the upper Hope Office of Ruian City, Wenzhou, Zhejiang, No. 11, Jian Kang Bei Road, Heng Tang tou village. Applicant after: Pan Guangxian Address before: 325500 Zhejiang, Wenzhou, Taishun County, three Quebec Town, after the head of the village Applicant before: Lin Yundu |
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Effective date of registration: 20201021 Address after: No. 209-225, No. 209-225, No. two, No. two, Chengnan Road, Jiaxing, Zhejiang Province, No. 3 Patentee after: JIAXING GUOLONG PETROCHEMICAL Co.,Ltd. Address before: 325299 on the upper Hope Office of Ruian City, Wenzhou, Zhejiang, No. 11, Jian Kang Bei Road, Heng Tang tou village. Patentee before: Pan Guangxian |
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Effective date of registration: 20221104 Address after: 273300 south of the intersection of Wenhua Road and Pingwang Road, Pingyi Economic Development Zone, Pingyi County, Linyi City, Shandong Province Patentee after: Pingyi ren'an traditional Chinese Medicine Industry Development Co.,Ltd. Address before: No.2 and No.3, 2nd floor, no.209-225, Chengnan Road, Jiaxing City, Zhejiang Province, 314000 Patentee before: JIAXING GUOLONG PETROCHEMICAL Co.,Ltd. |