CN107654568A - A kind of bicycle load-bearing damping device - Google Patents
A kind of bicycle load-bearing damping device Download PDFInfo
- Publication number
- CN107654568A CN107654568A CN201710695935.XA CN201710695935A CN107654568A CN 107654568 A CN107654568 A CN 107654568A CN 201710695935 A CN201710695935 A CN 201710695935A CN 107654568 A CN107654568 A CN 107654568A
- Authority
- CN
- China
- Prior art keywords
- hydraulic pressure
- pilot sleeve
- vibration plate
- damping device
- lead
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000013016 damping Methods 0.000 title claims abstract description 35
- 239000000463 material Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 15
- 230000003313 weakening effect Effects 0.000 abstract description 5
- 230000001351 cycling effect Effects 0.000 description 7
- 238000005299 abrasion Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/046—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means using combinations of springs of different kinds
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Vibration Prevention Devices (AREA)
- Vibration Dampers (AREA)
Abstract
The invention discloses a kind of bicycle load-bearing damping device,Including cylindrical sleeve,Circle passes vibration plate,Pilot sleeve and lead-rubber base,Cylindrical sleeve is nested in lead-rubber base,Cylinder set upper side is provided with upper and lower spacing collar,Circle passes vibration plate and is arranged between upper and lower spacing collar,Circle passes vibration plate lower surface and is fixedly connected with guiding jacket casing,Spring is provided with pilot sleeve,Spring one end passes vibration plate with circle and is fixedly connected,The spring other end is connected with pillar,Lead-rubber base upper surface is provided with hydraulic pressure pond,Hydraulic pressure pond is identical with pilot sleeve position,Pillar is fixedly mounted on the angle of three, hydraulic pressure pond,Chi Gai is fixedly connected with hydraulic pressure pond,The bottom of pilot sleeve is provided with mobile bar,The other end of mobile bar is fixedly connected with sliding panel through Chi Gai,The damping device,Stability Analysis of Structures is reasonable,Using spring,Hydraulic pressure weakening and lead-rubber combination,Reach damping effect,And there is certain weight capacity.
Description
Technical field
The present invention relates to technical field of bicycles, specially a kind of bicycle load-bearing damping device.
Background technology
Bicycle, also known as bicycle or bicycle, the small-sized ground vehicles of typically two wheels.After people rides car, trampled with pin
Plate is power, is the green vehicles.Bicycle species is a lot, there is single bicycle, and tandem bicycle also has more people
Bicycle.It can be used for riding instead of walk as the vehicles of environmental protection, go on a journey；Increasing people uses bicycle as body-building apparatus
Gone on a tour come exercise of riding, bicycle；Bicycle is also a sports campaign in itself, has road race, mountain region voluntarily
Che Sai, Track cycling, stunt bicycle race etc., when we ride a bicycle trip, rugged road can be run into unavoidably
Road, it is preferable in order to be experienced during cycling, and in order to ensure the security when mountain region is ridden, it is necessary in self-confident in-car increasing
Add damping.
However, there are the following problems for current damping device：1) damping effect of common beam is weaker, or even does not have
Damping effect；2) beam is in use, it may occur that abrasion, abrasion can cause bicycle in motion process, and walking is not
Steadily；3) after now more kinetic energy shaken using spring as buffer element, spring absorption, the potential energy of spring is converted into, so as to
Buffer the influence of the impact to bicycle on ground, but spring not consumed energy in itself, when spring restores to the original state, spring potential energy
Again it is changed into kinetic energy, spring effect will be produced to bicycle；4) damper is used as weakening element, but current damping
Vibrations can not be completely eliminated in the device short time, so directly damper is added on the part of bicycle, then DeGrain.
The content of the invention
In order to overcome the shortcomings of prior art, the present invention provides a kind of bicycle load-bearing damping device, using spring,
Hydraulic pressure weakening and lead-rubber combination, set up opposing hydraulic mechanism, and mechanical energy is converted into pressure energy, reach and quickly subtract
The effect of shake, there is damping effect vertically and horizontally, this programme shell consolidates in addition, has certain load-bearing energy
The use of power, guide cylinder and viscous daming material, make total stable, the ripples lines on beam, reduce abrasion, make
It is more stable during cycling.
The technical solution adopted for the present invention to solve the technical problems is a kind of bicycle load-bearing damping devices of, including circle
Jacket casing, circular vibration plate, pilot sleeve and lead-rubber base, the cylindrical sleeve of passing are nested in lead-rubber base, the circle
Jacket casing upper end is provided with upper and lower spacing collar, and the circular vibration plate that passes is arranged between upper and lower spacing collar, the circular biography vibration plate following table
Face is fixedly connected with three guiding jacket casings, and the pilot sleeve passes the vibration plate center of circle on circle and is distributed in equilateral triangle, described to lead
Spring is provided with into sleeve, the spring one end passes vibration plate with circle and is fixedly connected, and the spring other end is connected with pillar, institute
To state lead-rubber base upper surface and be provided with hydraulic pressure pond, the hydraulic pressure pond is in equilateral triangle structure to be inside and outside double-deck, thirdly
Individual angle corresponds to the pilot sleeve, and the pillar is fixedly mounted on the Angle Position of three, hydraulic pressure pond, the Chi Gai in the hydraulic pressure pond
For zigzag structure, the Chi Gai is fixedly connected with hydraulic pressure pond, and the bottom of the pilot sleeve is provided with mobile bar, the mobile bar
It is hinged and forms with pilot sleeve, the other end of the mobile bar is fixedly connected with sliding panel, the width of the sliding panel through Chi Gai
Degree is identical with the distance between bilayer inside and outside hydraulic pressure pond.
As a kind of preferable technical scheme of the present invention, rubber blanket is installed on the biography vibration plate, set on the rubber blanket
There is ripples lines.
As a kind of preferable technical scheme of the present invention, viscous daming material is additionally provided with the pilot sleeve, it is described
The internal diameter of pilot sleeve is slightly larger than the external diameter of pillar.
As a kind of preferable technical scheme of the present invention, the height of the pilot sleeve is less than the height of pillar, described to lead
It is equal to the distance between upper and lower spacing collar to the difference in height between sleeve and pillar.
As a kind of preferable technical scheme of the present invention, the lead core rubber support is provided with some airflow holes.
As a kind of preferable technical scheme of the present invention, the sliding panel is provided with some circular ports, and circular port is straight
Footpath is 2mm-5mm.
As a kind of preferable technical scheme of the present invention, sealed between the mobile bar and pond lid by sealing ring.
Compared with prior art, the beneficial effects of the invention are as follows：The damping device, good damping effect, strong adaptability can
It is poor effectively to solve damping effect during cycling, it is difficult to which the problem of adapting to complicated ground, this programme are used using spring, hydraulic pressure
Weakening and lead-rubber combination, set up opposing hydraulic mechanism, and spring force is converted into pressure and frictional force, sliding panel
Relative movement, make device that there is damping effect vertically and horizontally, reach the effect of damping fast, protection is ridden
The safety of crowd, in addition this programme shell consolidate, there is certain weight capacity, guide cylinder and viscous daming material make
With making total stable, there is good damping and rigidity horizontally and vertically, the ripples lines on beam, reduce mill
Damage, make to experience better, reduction seismaesthesia during cycling, also increase the service life of tire, reduce damage when tire hits
It is bad.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the mobile plate structure schematic diagram of the present invention；
Fig. 3 is lid structural representation in pond of the present invention.
In figure：1- cylindrical sleeves；2- is circular to pass vibration plate；3- pilot sleeves；4- lead-rubber bases；Above and below 5- spacing collars；6-
Spring；7- pillars；8- hydraulic pressure pond；9- Chi Gai；10- mobile bars；11- sliding panels；12- rubber blankets；13- airflow holes；14- is circular
Hole；15- sealing rings.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Embodiment：
As shown in Figure 1, Figure 2 and Figure 3, the invention provides a kind of bicycle load-bearing damping device, including cylindrical sleeve 1, circle
Shape passes vibration plate 2, pilot sleeve 3 and lead-rubber base 4, the cylindrical sleeve 1 and is nested in lead-rubber base 4, the cylinder
Cover 1 upper end and be provided with upper and lower spacing collar 5, the circular vibration plate 2 that passes is arranged between upper and lower spacing collar 5, under the circular biography vibration plate 2
Surface is fixedly connected with three guiding jacket casings 3, and the pilot sleeve 3 passes the center of circle of vibration plate 2 on circle and is distributed in equilateral triangle, institute
State and spring 6 is provided with pilot sleeve 3, described one end of spring 6 passes vibration plate 2 with circle and is fixedly connected, the other end of spring 6 connection
There is pillar 7, the upper surface of lead-rubber base 4 is provided with hydraulic pressure pond 8, and the hydraulic pressure pond 8 is in equilateral three to be inside and outside double-deck
Angular structure, its three angles correspond to the pilot sleeve 3, and the pillar 7 is fixedly mounted on three Angle Positions in hydraulic pressure pond 8
On, the pond lid 9 in the hydraulic pressure pond 8 is zigzag structure, and the pond lid 9 is fixedly connected with hydraulic pressure pond 8, the pilot sleeve 3
Bottom is provided with mobile bar 10, and the mobile bar 10 is hinged with pilot sleeve 3 and formed, and the other end of the mobile bar 10 passes through Chi Gai
9 are fixedly connected with sliding panel 11, and the width of the sliding panel 11 is identical with the distance between bilayer inside and outside hydraulic pressure pond 8.
Preferably, rubber blanket 13 is installed on the biography vibration plate 1, the rubber blanket 13 is provided with ripples lines, described
Viscous daming material is additionally provided with pilot sleeve 4, can further lift damping effect, the part for making to be connected with the present invention is transported
Row is more steady, and also ripples lines reduces the contact area of rubber blanket and bicycle in addition, reduces friction damage.
Preferably, the height of the pilot sleeve 3 is less than the height of pillar 7, between the pilot sleeve 3 and pillar 7
Difference in height be equal to the distance between upper and lower spacing collar 5, pass vibration plate 2 when upper and lower spacing collar 5 is subjected to displacement to circle, be oriented to
Sleeve 3 drives sliding panel 11 to move.
Preferably, the sliding panel 12 is provided with some circular ports 15, and a diameter of 2mm-5mm of circular port 15, increases
Bigger frictional force is produced between oil and sliding panel in big hydraulic pressure pond, accelerates mechanical energy and is converted into pressure and frictional force, so as to
Reach the purpose of damping fast, it is preferred that the lead core rubber support 5 is provided with some airflow holes 15, reaches secondary shock-absorbing
Purpose.
Preferably, sealed between the mobile bar 10 and pond lid 9 by sealing ring 15, prevent the liquid in hydraulic pressure pond 8
Overflow.
Specific application method is due to the out-of-flatness on road surface, can be collided during movement, under normal circumstances,
Circle passes the upper surface that vibration plate 2 is in upper and lower spacing collar 5, and when bicycle occurs to fluctuate up and down, cylindrical sleeve 1 is nested in lead for retractable pencil rubber
In glue base 4, circle passes the slide downward between upper and lower spacing collar 5 of vibration plate 2, while compressive deformation, pilot sleeve occur for spring 6
3 are moved down, and now sliding panel 11 is relative in hydraulic pressure pond 8 is slided, and the elastic force of spring 6 is converted into pressure and frictional force, from
And making bicycle damping fast, circle passes vibration plate 2 and moved then up, and sliding panel 11 slides in hydraulic pressure pond 8 again, and generation rubs
Power is wiped, vibrations are so just completely eliminated several times back and forth.
The main characteristic of the invention lies in that compared with prior art, the layered structure effect is good, strong adaptability, energy
Damping effect is poor during enough effectively solution cyclings, it is difficult to which the problem of adapting to complicated ground, this programme are used using spring, liquid
Weakening and lead-rubber combination are pressed, opposing hydraulic mechanism is set up, spring force is converted into pressure and frictional force, is slided
The relative movement of plate, make device that there is damping effect vertically and horizontally, reach the effect of damping fast, protection is ridden
The safety of pedestrian group, in addition this programme shell consolidate, there is certain weight capacity, guide cylinder and viscous daming material make
With making total stable, there is good damping and rigidity horizontally and vertically, the ripples lines on beam, reduce mill
Damage, make to experience better, reduction seismaesthesia during cycling, also increase the service life of tire, reduce damage when tire hits
It is bad.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Claims (7)
- A kind of 1. bicycle load-bearing damping device, it is characterised in that：Including cylindrical sleeve (1), circular biography vibration plate (2), pilot sleeve (3) it is nested in lead-rubber base (4), the cylindrical sleeve (1) in lead-rubber base (4), cylindrical sleeve (1) upper end is set There is upper and lower spacing collar (5), the circular vibration plate (2) that passes is arranged between upper and lower spacing collar (5), under the circular biography vibration plate (2) Surface is fixedly connected with three and is oriented to jacket casing (3), and it is in equilateral triangle that the pilot sleeve (3) passes vibration plate (2) center of circle on circle Distribution, the pilot sleeve (3) is interior to be provided with spring (6), and described spring (6) one end passes vibration plate (2) with circle and is fixedly connected, described Spring (6) other end is connected with pillar (7), and lead-rubber base (4) upper surface is provided with hydraulic pressure pond (8), the hydraulic pressure pond (8) to be inside and outside double-deck, and it is in equilateral triangle structure, its three angles correspond to the pilot sleeve (3), the pillar (7) It is fixedly mounted on the Angle Position of (8) three, hydraulic pressure pond, the Chi Gai (9) of the hydraulic pressure pond (8) is zigzag structure, the Chi Gai (9) it is fixedly connected with hydraulic pressure pond (8), the bottom of the pilot sleeve (3) is provided with mobile bar (10), and the mobile bar (10) is with leading Formed to sleeve (3) is be hinged, the other end of the mobile bar (10) is fixedly connected with sliding panel (11) through Chi Gai (9), described The width of sliding panel (11) is identical with the distance between bilayer inside and outside hydraulic pressure pond (8).
- A kind of 2. bicycle load-bearing damping device according to claim 1, it is characterised in that：The circular biography vibration plate (2) On rubber blanket (12) is installed, the rubber blanket (12) is provided with ripples lines.
- A kind of 3. bicycle load-bearing damping device according to claim 1, it is characterised in that：On the pilot sleeve (3) Viscous daming material is additionally provided with, the internal diameter of the pilot sleeve (3) is slightly larger than the external diameter of pillar (7).
- A kind of 4. bicycle load-bearing damping device according to claim 1, it is characterised in that：The pilot sleeve (3) Highly be less than the height of pillar (7), difference in height between the pilot sleeve (3) and pillar (7) equal to upper and lower spacing collar (5) it Between distance.
- A kind of 5. bicycle load-bearing damping device according to claim 1, it is characterised in that：The lead-rubber base (4) some airflow holes (13) are provided with.
- A kind of 6. bicycle load-bearing damping device according to claim 1, it is characterised in that：Set on the sliding panel (13) There are some circular ports (14), and a diameter of 2mm-5mm of circular port (14).
- A kind of 7. bicycle load-bearing damping device according to claim 1, it is characterised in that：The mobile bar (10) and pond Cover between (9) by sealing ring (15) sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710695935.XA CN107654568B (en) | 2017-08-15 | 2017-08-15 | Bicycle bearing damping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710695935.XA CN107654568B (en) | 2017-08-15 | 2017-08-15 | Bicycle bearing damping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107654568A true CN107654568A (en) | 2018-02-02 |
| CN107654568B CN107654568B (en) | 2019-11-29 |
Family
ID=61128346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710695935.XA Expired - Fee Related CN107654568B (en) | 2017-08-15 | 2017-08-15 | Bicycle bearing damping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107654568B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4114696A1 (en) * | 1991-05-06 | 1992-11-12 | Gerlach Rainer | Static compensating assembly for forces acting on circular tracks - has compensating cylinder and hydraulically acting spring accumulator forming compact unit |
| CA2208379A1 (en) * | 1997-06-20 | 1998-12-20 | Bayne Jason Andronyk | Support post for a bicycle seat |
| CN2305352Y (en) * | 1997-03-19 | 1999-01-27 | 王高舜 | Collision shock-proof protector for motorcycle |
| CN2367523Y (en) * | 1998-11-30 | 2000-03-08 | 谢永立 | Independent suspension system balancing device for motocycle |
| CN2688585Y (en) * | 2004-04-19 | 2005-03-30 | 薛建南 | Rear shock absorber of electric entertaining tricycle |
| US20100187870A1 (en) * | 2008-11-17 | 2010-07-29 | Mackenroth Joshua D | Variable height and lateral position suspension seat post assembly |
| CN103791023A (en) * | 2014-02-18 | 2014-05-14 | 哈尔滨工业大学深圳研究生院 | Whole satellite six-dimensional vibration isolation device used for satellite vibration reduction in satellite launching process |
| CN204226542U (en) * | 2014-09-18 | 2015-03-25 | 中国地震局工程力学研究所 | Comprise the three-dimensional shock isolation pedestal of spring damping guide rod device |
-
2017
- 2017-08-15 CN CN201710695935.XA patent/CN107654568B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4114696A1 (en) * | 1991-05-06 | 1992-11-12 | Gerlach Rainer | Static compensating assembly for forces acting on circular tracks - has compensating cylinder and hydraulically acting spring accumulator forming compact unit |
| CN2305352Y (en) * | 1997-03-19 | 1999-01-27 | 王高舜 | Collision shock-proof protector for motorcycle |
| CA2208379A1 (en) * | 1997-06-20 | 1998-12-20 | Bayne Jason Andronyk | Support post for a bicycle seat |
| CN2367523Y (en) * | 1998-11-30 | 2000-03-08 | 谢永立 | Independent suspension system balancing device for motocycle |
| CN2688585Y (en) * | 2004-04-19 | 2005-03-30 | 薛建南 | Rear shock absorber of electric entertaining tricycle |
| US20100187870A1 (en) * | 2008-11-17 | 2010-07-29 | Mackenroth Joshua D | Variable height and lateral position suspension seat post assembly |
| CN103791023A (en) * | 2014-02-18 | 2014-05-14 | 哈尔滨工业大学深圳研究生院 | Whole satellite six-dimensional vibration isolation device used for satellite vibration reduction in satellite launching process |
| CN204226542U (en) * | 2014-09-18 | 2015-03-25 | 中国地震局工程力学研究所 | Comprise the three-dimensional shock isolation pedestal of spring damping guide rod device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107654568B (en) | 2019-11-29 |
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Effective date of registration: 20191031 Address after: 236000 Room 405, building 46, yiquantingyuan, No. 166, Jieshou Road, Zhongshi sub district office, Yingquan District, Fuyang City, Anhui Province Applicant after: Fuyang Zhenglin New Energy Technology Co., Ltd Address before: Fuyang City, Anhui province 236600 Yingquan District Wen Ji Zhen Li Ying Xing Zheng Cun Qian Ying No. 38 Applicant before: Qian Liyan |
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