CN115649121A - A quick switching mechanism for new energy automobile trades electric installation - Google Patents
A quick switching mechanism for new energy automobile trades electric installation Download PDFInfo
- Publication number
- CN115649121A CN115649121A CN202211396322.3A CN202211396322A CN115649121A CN 115649121 A CN115649121 A CN 115649121A CN 202211396322 A CN202211396322 A CN 202211396322A CN 115649121 A CN115649121 A CN 115649121A
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- bottom plate
- pawl
- ratchet
- transmission rod
- switching mechanism
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- 230000007246 mechanism Effects 0.000 title claims abstract description 26
- 238000009434 installation Methods 0.000 title claims description 3
- 230000005540 biological transmission Effects 0.000 claims abstract description 45
- 241000251468 Actinopterygii Species 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Battery Mounting, Suspending (AREA)
Abstract
The invention relates to a quick switching mechanism for a new energy automobile battery replacing device. The ratchet riveting mechanism comprises a ratchet wheel, wherein the ratchet wheel is rotationally connected to a bottom plate through a ratchet wheel riveting shaft, a ratchet wheel return spring is sleeved on the ratchet wheel riveting shaft, and the lock catch can drive the ratchet wheel to rotate when moving along a lock catch sliding groove; the pawl is rotatably connected to the bottom plate through a pawl riveting shaft, a pawl return spring is sleeved on the pawl riveting shaft, and the ratchet can be in contact fit with the pawl when rotating; the pawl transmission rod is rotatably connected to the bottom plate through a pawl transmission rod riveting shaft, the side end of the pawl transmission rod is connected with one end of a transmission rod return spring, the other end of the transmission rod return spring is connected to the bottom plate, and one end of the pawl transmission rod can be in contact with the pawl and enables the pawl to rotate when rotating; the sleeve is connected to the bottom plate, and the sleeve is connected with an opening ejector rod in a sliding mode, and the opening ejector rod can drive the other end of the pawl transmission rod to slide along the bottom plate. The invention has reasonable structure, quick and convenient replacement, reduces the time for replacing and overhauling the battery and saves the cost.
Description
Technical Field
The invention relates to the technical field of new energy automobiles, in particular to a quick switching mechanism for a new energy automobile battery replacement device.
Background
Along with the development of new energy vehicles, the requirements of the public on the reliability and the practicability of a battery lock are continuously increased, for example, patent CN 111933844A discloses a combined new energy battery locking box with a shock-absorbing function and a using method thereof. However, the existing new energy power battery lock generally has the following problems: the locking is not firm and easy to loosen, the stress of the power battery body is overlarge, the adaptability to severe working conditions is poor, and the time consumption for assembling and disassembling is high; the cost is high, more electric devices are used, the cost and the failure rate are high, and the maintenance and the overhaul are difficult; firm locking relies on the precision fit between the part, needs precision finishing and assembly, has increased new energy automobile's purchasing cost.
Disclosure of Invention
The invention aims to provide a quick switching mechanism for a new energy automobile battery replacement device, which can bear higher weight of a battery pack, shorten battery replacement time and improve replacement efficiency.
In order to solve the above technical problem, the present invention provides a rapid switching mechanism for a new energy vehicle battery changing device, including a bottom plate, where the bottom plate is provided with a lock catch chute for lock catch movement on a battery pack, and the rapid switching mechanism further includes:
the ratchet wheel is rotatably connected to the bottom plate through a ratchet wheel riveting shaft, a ratchet wheel return spring is sleeved on the ratchet wheel riveting shaft, and the lock catch can drive the ratchet wheel to rotate when moving along the lock catch sliding groove;
the pawl is rotatably connected to the bottom plate through a pawl riveting shaft, a pawl return spring is sleeved on the pawl riveting shaft, and the ratchet can be in contact fit with the pawl when rotating;
the pawl transmission rod is rotatably connected to the bottom plate through a pawl transmission rod riveting shaft, the side end of the pawl transmission rod is connected with one end of a transmission rod return spring, the other end of the transmission rod return spring is connected to the bottom plate, and one end of the pawl transmission rod can be in contact with a pawl and enables the pawl to rotate when rotating;
the sleeve is connected to the bottom plate, the sleeve is connected with an opening ejector rod in a sliding mode, and the opening ejector rod can drive the other end of the pawl transmission rod to slide along the bottom plate.
In one embodiment of the present invention, the upper end of the opening ejector rod is connected to an opening ejector rod riveting shaft, the other end of the driving pawl transmission rod is connected to the upper end of the opening ejector rod through the opening ejector rod riveting shaft, the bottom plate is provided with a guide limiting groove, and the opening ejector rod riveting shaft is clamped in the guide limiting groove.
In one embodiment of the present invention, the sleeve has a hollow structure penetrating vertically.
In one embodiment of the present invention, one end of the opening mandril slidably connected to the sleeve is of a circular arc structure.
In one embodiment of the present invention, the ratchet return spring and the pawl return spring are both torsion springs.
In one embodiment of the present invention, the return spring of the transmission rod is a tension spring.
In an embodiment of the invention, the ratchet wheel is provided with a fish mouth, and the lock catch can be clamped into the fish mouth of the ratchet wheel when moving along the lock catch sliding groove.
In an embodiment of the present invention, the bottom plate is further provided with a limiting edge, and the outer edge of the ratchet wheel is limited by the limiting edge of the bottom plate.
In one embodiment of the present invention, the bottom plate is further connected to a micro switch disposed on one side of the ratchet.
In one embodiment of the invention, the lock further comprises a cover plate, wherein the cover plate covers and is connected to the bottom plate, and the bottom plate is provided with a lock body mounting hole.
Compared with the prior art, the technical scheme of the invention has the following advantages:
the quick switching mechanism for the new energy automobile battery replacing device is reasonable in structure, quick and convenient to replace, capable of reducing battery replacing and overhauling time and saving cost.
Drawings
In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the embodiments of the present disclosure taken in conjunction with the accompanying drawings, in which
Fig. 1 is a schematic structural diagram of a quick switching mechanism of a battery replacement device for a new energy automobile.
Fig. 2 is a schematic structural view of the present invention with the cover plate removed.
FIG. 3 is a schematic structural diagram of the mounting hole site of the present invention.
FIG. 4 is a schematic structural diagram of mounting holes at the bottom of the side edge of the bottom plate according to the present invention.
Fig. 5 is a schematic structural diagram of the unlocked state of the present invention.
Fig. 6 is a schematic view of the lock structure of the present invention.
Fig. 7 is a structural schematic diagram of unlocking of the invention.
The specification reference numbers indicate: 1. a screw; 2. a microswitch; 3. riveting a ratchet wheel shaft; 4. a cover plate; 5. riveting a pawl; 6. a lock body mounting hole; 6-1, a first mounting hole; 6-2, a second mounting hole; 6-3, a third mounting hole; 6-4, a fourth mounting hole; 6-5, a fifth mounting hole; 6-6 and a sixth mounting hole; 6-7, a seventh mounting hole; 7. a ratchet return spring; 8. a ratchet wheel; 9. a pawl; 10. a pawl return spring; 11. riveting a pawl transmission rod; 12. a pawl transmission rod; 13. opening a riveting shaft of the ejector rod; 14. opening the ejector rod; 15. a base plate; 16. the transmission rod returns to the spring; 17. a sleeve; 18. and (5) locking.
Detailed Description
The present invention is further described below in conjunction with the drawings and the embodiments so that those skilled in the art can better understand the present invention and can carry out the present invention, but the embodiments are not to be construed as limiting the present invention.
Referring to fig. 1 to 7, the quick switching mechanism for a new energy vehicle battery replacement device of the present invention includes a bottom plate 15, where the bottom plate 15 is provided with a lock chute for moving a lock 18 on a battery pack, and further includes:
the ratchet 8 is rotationally connected to the bottom plate 15 through the ratchet riveting shaft 3, the ratchet riveting shaft 3 is sleeved with the ratchet return spring 7, and the lock catch 18 can drive the ratchet 8 to rotate when moving along the lock catch sliding groove;
the pawl 9 is rotatably connected to the bottom plate 15 through a pawl riveting shaft 5, a pawl return spring 10 is sleeved on the pawl riveting shaft 5, and the ratchet wheel 8 can be in contact fit with the pawl 9 when rotating;
the ratchet transmission rod 12 is rotatably connected to the bottom plate 15 through a ratchet transmission rod riveting shaft 11, the side end of the ratchet transmission rod 12 is connected with one end of a transmission rod return spring 16, the other end of the transmission rod return spring 16 is connected to the bottom plate 15, and one end of the ratchet transmission rod 12 can be in contact with the ratchet 9 when rotating and enables the ratchet 9 to rotate;
and the sleeve 17 is connected to the bottom plate 15, the sleeve 17 is slidably connected with the opening mandril 14, and the opening mandril 14 can drive the other end of the pawl transmission rod 12 to slide along the bottom plate 15.
In the invention, the lock catches 18 are arranged at two sides of the battery pack, the battery pack is of a box structure, the battery is stored in the battery pack, and the lock catches 18 are of a columnar structure and are arranged on the battery pack through threads. The whole quick switching mechanism of the battery replacing device can be arranged on the bracket, and the quick switching mechanism of the battery replacing device is in contact connection with the battery pack through the lock catch 18.
In the embodiment, the pawl 9 has a counterclockwise torque, and the counterclockwise torque of the pawl 9 is generated by a pawl return spring 10; the ratchet wheel 8 has clockwise torque, and the clockwise torque of the ratchet wheel 8 is generated by a ratchet wheel return spring 7; ratcheting drive rod 12 has a clockwise torque, and the clockwise torque of ratcheting drive rod 12 is generated by a drive rod return spring 16. When the quick switching mechanism of the battery replacement device is in a locking state, the battery replacement device is locked and clamped in a lock catch sliding groove between the ratchet wheel 8 and the pawl 9 through the lock catch 18.
Specifically, the upper end of the opening ejector rod 14 is connected with an opening ejector rod riveting shaft 13, the other end of the driving pawl transmission rod 12 is connected with the upper end of the opening ejector rod 14 through the opening ejector rod riveting shaft 13, the bottom plate 15 is provided with a guide limiting groove, the opening ejector rod riveting shaft 13 is clamped in the guide limiting groove, and the guide limiting groove is arc-shaped.
Specifically, the sleeve 17 is a hollow structure which is through up and down, the opening mandril 14 slides in a hole of the sleeve, and one end of the opening mandril 14 which is connected with the sleeve 17 in a sliding manner is of an arc structure. Through the arrangement, the arc-shaped structure of the opening ejector rod 14 can be abutted against the inner wall of the hole of the sleeve 17, so that the opening ejector rod 14 always keeps linear contact when swinging at a certain angle from front to back and from left to right, the upper end of the opening ejector rod 14 is not clamped under the constraint of the pawl transmission rod 12 when moving in an arc line, and the opening ejector rod 14 can still be restrained to only move up and down.
Specifically, the ratchet return spring 7 and the pawl return spring 10 are all torsion springs; the transmission rod return spring 16 is a tension spring.
Specifically, the ratchet 8 is provided with a fish mouth, and the lock catch 18 can be clamped into the fish mouth of the ratchet 8 when moving along the slide groove of the lock catch 18.
Specifically, the bottom plate 15 is further provided with a limiting edge, the quick switching mechanism of the battery replacement device is in an unlocked state, and the outer edge of the ratchet wheel 8 is limited by the limiting edge of the bottom plate 15.
Specifically, the bottom plate 15 is further connected with a microswitch 2 arranged on one side of the ratchet wheel 8. The microswitch 2 is fixed on the bottom plate 15 by a screw 1.
Specifically, the lock further comprises a cover plate 4, wherein the cover plate 4 covers and is connected to a bottom plate 15, and the bottom plate 15 is provided with a lock body mounting hole 6. As shown in fig. 3, seven mounting holes are formed in the bottom plate 15 and the cover plate 4, a first mounting hole 6-1, a second mounting hole 6-2 and a third mounting hole 6-3 are formed in the upper portions of the bottom plate 15 and the cover plate 4, and a fourth mounting hole 6-4 and a fifth mounting hole 6-5 are formed in the middle of the bottom plate 15; the bottom of the side edge of the bottom plate 15 is provided with a sixth mounting hole 6-6 and a seventh mounting hole 6-7.
The working process of the invention is as follows:
as shown in fig. 6, the quick switching mechanism of the battery replacement device is in an unlocking state, at this time, the outer edge of the ratchet wheel 8 is limited by the limiting edge of the bottom plate 15, the ratchet wheel return spring 7 provides a clockwise pretightening force to the ratchet wheel 8, the fish mouth opening of the ratchet wheel 8 faces the lower end of the lock catch chute, the pawl 9 opening ejector rod 14 is abutted against the limiting position by the bottom plate 15, the pawl transmission rod 12 is constrained by the opening ejector rod 14, the transmission rod return spring 16 provides a clockwise pretightening force to the pawl transmission rod 12, the pawl 9 is limited by the pawl transmission rod 12, and the pawl return spring 10 provides an anticlockwise pretightening force to the pawl 9.
The quick switching mechanism of the battery replacement device performs locking action: as shown in fig. 6, as the battery pack rises, the lock catch 18 on the battery pack rises and is clamped into the fish mouth of the ratchet 8 and upwards enters the chute of the lock catch 18, when the lock catch 18 rises, the ratchet 8 is driven to rotate anticlockwise, then the pawl 9 is abutted against the ratchet 8 and moves along the surface of the ratchet 8, at this time, the pawl transmission rod 12 is driven by the pawl 9 to move synchronously, the opening mandril 14 is constrained by the opening mandril shaft 13 and the pawl transmission rod 12 and also moves synchronously, the pawl 9 is clamped into the ratchet 8 to be locked when being separated from the ratchet 8, and at this time, the battery pack is locked and fixed by the ratchet 8 and cannot move downwards.
Unlocking action: as shown in fig. 7, during unlocking, a tool is used to penetrate into the sleeve 17 from the lower end, the opening ejector rod 14 is jacked up, the opening ejector rod 14 drives the pawl transmission rod 12 to rotate anticlockwise through constraint, the pawl transmission rod 12 drives the pawl 9 to rotate clockwise, the pawl 9 rotates clockwise and is disengaged from the ratchet 8, the ratchet 8 rotates clockwise under the torque of the ratchet return spring 7 until the limiting position of the bottom plate 15 is propped, and the lock catch 18 disengages from the ratchet 8 along with the self gravity and the rotation of the ratchet 8, so that unlocking is completed.
Finally, it should be noted that the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to examples, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (10)
1. The utility model provides a quick switching mechanism for new energy automobile trades electric installation, includes bottom plate (15), bottom plate (15) are equipped with the hasp spout that is used for battery package upper lock to go up hasp (18) and removes, its characterized in that still includes:
the ratchet (8) is rotatably connected to the bottom plate (15) through the ratchet riveting shaft (3), the ratchet riveting shaft (3) is sleeved with a ratchet return spring (7), and the lock catch (18) can drive the ratchet (8) to rotate when moving along the sliding groove of the lock catch (18);
the pawl (9) is rotatably connected to the bottom plate (15) through a pawl riveting shaft (5), a pawl return spring (10) is sleeved on the pawl riveting shaft (5), and the ratchet wheel (8) can be in contact fit with the pawl (9) when rotating;
the ratchet transmission rod (12) is rotatably connected to the bottom plate (15) through a ratchet transmission rod riveting shaft (11), the side end of the ratchet transmission rod (12) is connected with one end of a transmission rod return spring (16), the other end of the transmission rod return spring (16) is connected to the bottom plate (15), and one end of the ratchet transmission rod (12) can be in contact with a ratchet (9) when rotating and enables the ratchet (9) to rotate;
the ratchet wheel drive rod assembly comprises a sleeve (17), the sleeve (17) is connected to a bottom plate (15), an opening ejector rod (14) is connected to the sleeve (17) in a sliding mode, and the opening ejector rod (14) can drive the other end of the ratchet wheel drive rod (12) to slide along the bottom plate (15).
2. The quick switching mechanism for the battery replacing device of the new energy automobile as claimed in claim 1, wherein an opening ejector rod riveting shaft (13) is connected to an upper end of the opening ejector rod (14), the other end of the driving pawl transmission rod (12) is connected with an upper end of the opening ejector rod (14) through the opening ejector rod riveting shaft (13), a guide limiting groove is formed in the bottom plate (15), and the opening ejector rod riveting shaft (13) is clamped in the guide limiting groove.
3. The rapid switching mechanism for the new energy automobile battery replacement device as claimed in claim 1, wherein the sleeve (17) is a hollow structure which is through from top to bottom.
4. The quick switching mechanism for the new energy automobile battery replacement device according to claim 1, wherein one end of the opening ejector rod (14) which is slidably connected to the sleeve (17) is of an arc structure.
5. The quick switching mechanism for the new energy automobile battery replacement device according to claim 1, wherein the ratchet return spring (7) and the pawl return spring (10) are torsion springs.
6. The quick switching mechanism for the new energy automobile battery replacement device according to claim 1, characterized in that the transmission rod return spring (16) is a tension spring.
7. The rapid switching mechanism for the new energy automobile battery changing device is characterized in that the ratchet wheel (8) is provided with a fish mouth, and the lock catch (18) can be clamped into the fish mouth of the ratchet wheel (8) when moving along the lock catch sliding groove.
8. The quick switching mechanism for the new energy automobile battery replacement device is characterized in that the bottom plate (15) is further provided with a limiting edge, and the outer edge of the ratchet wheel (8) is limited by the limiting edge of the bottom plate (15).
9. The quick switching mechanism for the new energy automobile battery replacement device according to claim 1, characterized in that the bottom plate (15) is further connected with a microswitch (2) arranged on one side of the ratchet wheel (8).
10. The quick switching mechanism for the new energy automobile battery replacing device is characterized by further comprising a cover plate (4), wherein the cover plate (4) covers and is connected to a bottom plate (15), and the bottom plate (15) is provided with a lock body mounting hole (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211396322.3A CN115649121A (en) | 2022-11-09 | 2022-11-09 | A quick switching mechanism for new energy automobile trades electric installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211396322.3A CN115649121A (en) | 2022-11-09 | 2022-11-09 | A quick switching mechanism for new energy automobile trades electric installation |
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| Publication Number | Publication Date |
|---|---|
| CN115649121A true CN115649121A (en) | 2023-01-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211396322.3A Pending CN115649121A (en) | 2022-11-09 | 2022-11-09 | A quick switching mechanism for new energy automobile trades electric installation |
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| Country | Link |
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| CN (1) | CN115649121A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116220487A (en) * | 2023-04-25 | 2023-06-06 | 江苏旭顺东明云智能科技有限公司 | Linear motion type door lock unlocking mechanism |
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| WO2018090996A1 (en) * | 2016-11-21 | 2018-05-24 | 上海电巴新能源科技有限公司 | Locking device, fixed base and electric vehicle |
| CN208559295U (en) * | 2018-07-13 | 2019-03-01 | 上海永乾机电有限公司 | A kind of new-energy automobile changes electricity plus tripper |
| WO2019129286A1 (en) * | 2017-12-29 | 2019-07-04 | 上海电巴新能源科技有限公司 | Battery case unlocking apparatus, battery case, and quick battery case replacement system |
| CN111703333A (en) * | 2020-06-12 | 2020-09-25 | 北京新能源汽车股份有限公司 | Locking mechanism, locking mechanism assembly and electric automobile |
| CN212422792U (en) * | 2020-06-12 | 2021-01-29 | 北京新能源汽车股份有限公司 | Locking mechanism and vehicle power battery locking device |
| CN113147496A (en) * | 2021-04-12 | 2021-07-23 | 无锡忻润汽车安全***有限公司 | Be used for new energy automobile battery to trade lock soon |
| CN214874324U (en) * | 2021-04-12 | 2021-11-26 | 无锡忻润汽车安全***有限公司 | Be used for new energy automobile battery to trade lock soon |
-
2022
- 2022-11-09 CN CN202211396322.3A patent/CN115649121A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018090996A1 (en) * | 2016-11-21 | 2018-05-24 | 上海电巴新能源科技有限公司 | Locking device, fixed base and electric vehicle |
| WO2019129286A1 (en) * | 2017-12-29 | 2019-07-04 | 上海电巴新能源科技有限公司 | Battery case unlocking apparatus, battery case, and quick battery case replacement system |
| CN208559295U (en) * | 2018-07-13 | 2019-03-01 | 上海永乾机电有限公司 | A kind of new-energy automobile changes electricity plus tripper |
| CN111703333A (en) * | 2020-06-12 | 2020-09-25 | 北京新能源汽车股份有限公司 | Locking mechanism, locking mechanism assembly and electric automobile |
| CN212422792U (en) * | 2020-06-12 | 2021-01-29 | 北京新能源汽车股份有限公司 | Locking mechanism and vehicle power battery locking device |
| CN113147496A (en) * | 2021-04-12 | 2021-07-23 | 无锡忻润汽车安全***有限公司 | Be used for new energy automobile battery to trade lock soon |
| CN214874324U (en) * | 2021-04-12 | 2021-11-26 | 无锡忻润汽车安全***有限公司 | Be used for new energy automobile battery to trade lock soon |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116220487A (en) * | 2023-04-25 | 2023-06-06 | 江苏旭顺东明云智能科技有限公司 | Linear motion type door lock unlocking mechanism |
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Effective date of registration: 20230802 Address after: 352100 Xingang Road, Zhangwan Town, Jiaocheng District, Ningde, Fujian 2 Applicant after: Contemporary Amperex Technology Co.,Ltd. Address before: No.158, furongzhong 2nd Road, Xishan Economic Development Zone, Xishan District, Wuxi City, Jiangsu Province, 214192 Applicant before: WUXI XINRUN AUTOMOTIVE SAFETY SYSTEM Co.,Ltd. |