CN109229054B - Safety belt lock tongue fixing structure and fixing method - Google Patents
Safety belt lock tongue fixing structure and fixing method Download PDFInfo
- Publication number
- CN109229054B CN109229054B CN201810917048.7A CN201810917048A CN109229054B CN 109229054 B CN109229054 B CN 109229054B CN 201810917048 A CN201810917048 A CN 201810917048A CN 109229054 B CN109229054 B CN 109229054B
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- spring bolt
- safety belt
- fixing
- lock tongue
- seat
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R22/00—Safety belts or body harnesses in vehicles
- B60R22/18—Anchoring devices
- B60R22/24—Anchoring devices secured to the side, door, or roof of the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R22/00—Safety belts or body harnesses in vehicles
- B60R22/34—Belt retractors, e.g. reels
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Bags (AREA)
- Buckles (AREA)
Abstract
The invention discloses a safety belt spring bolt fixing structure and a safety belt spring bolt fixing method, and aims to overcome the defects that the spring bolt can swing when an automobile safety belt is not used, and impact on a side wall guard plate and the side surface of a seat to generate impact sound to cause abnormal sound and influence the riding comfort of drivers and passengers. When the safety belt is not in use, the spring bolt is inserted into the fixed hole on the spring bolt fixed seat, and the spring bolt is fixed reliably through the suction action of the electromagnet and the clamping action of the inflatable bag. The spring bolt is pulled outwards, and the electro-magnet loses the electricity, and the spring bolt loses the suction force of electro-magnet, and the gas in the gas cell is sucked into the inflation intracavity simultaneously, and the gas cell loses the clamp force to the spring bolt, therefore the spring bolt is pulled out conveniently reliably. Through the frictional force between meshbelt and the commentaries on classics cover outer wall, drive and change the cover and rotate to drive the rotation of spring bolt fixing base, and do not need extra power, not only action uniformity and harmony are good, and are energy-conserving moreover.
Description
Technical Field
The invention relates to an auxiliary structure of an automobile safety belt, in particular to a safety belt lock tongue fixing structure and a safety belt lock tongue fixing method.
Background
Generally, a corresponding position of each seat of a vehicle is equipped with a seat belt system that restrains an occupant, protecting the occupant in the event of braking, collision, rear-end collision, or the like of the vehicle. The safety belt system mainly comprises a safety belt spring bolt, a limit buckle, a lower safety belt fixing piece and the like, wherein the spring bolt is naturally hung on a vehicle when the safety belt is not used and is positioned between a seat and a side wall protection plate, at the moment, if the vehicle runs on an uneven road, the spring bolt can swing due to the weight of the vehicle and impact the side wall protection plate and the side surface of the seat back and forth to generate impact sound, abnormal sound is caused, and the riding comfort of drivers and passengers is influenced.
Disclosure of Invention
The invention overcomes the defects that the lock tongue of the automobile safety belt can swing to impact on the side wall guard plate and the side surface of the seat to generate impact sound to cause abnormal sound and influence the riding comfort of a driver and passengers when the automobile safety belt is not used, and provides the lock tongue fixing structure and the fixing method of the safety belt.
In order to solve the technical problems, the invention adopts the following technical scheme: a safety belt lock tongue fixing structure comprises a braid, a lock tongue connected to the braid, a side wall guard plate, a belt passing seat installed on the side wall guard plate, a retractor, a lower safety belt fixing seat and a controller, wherein one end of the braid is connected to the lower safety belt fixing seat, the other end of the braid is connected with the retractor after crossing the belt passing seat, a rotating sleeve is rotatably installed on the belt passing seat, the braid bypasses the outer wall of the rotating sleeve, a driving gear is arranged at one end of the rotating sleeve, a sliding seat is installed on the inner side of the side wall guard plate, a rack is installed on the sliding seat, the driving gear is in transmission; the side wall guard plate is provided with an avoidance window corresponding to the lock tongue, the avoidance window is hinged to the lock tongue fixing seat, an extension rod is arranged at the upper end of the lock tongue fixing seat, the end of the extension rod is movably mounted in the sliding groove, the lower end of the lock tongue fixing seat is provided with a fixing hole matched with the lock tongue, a photoelectric sensor is mounted on the bottom surface of the fixing hole, an electromagnet is mounted on the position, close to the bottom surface, of the lock tongue fixing seat, and the electromagnet and the photoelectric.
After the safety belt lock tongue is released from the lock catch, the braid is pulled towards the side wall guard plate direction under the action of the retractor, the braid wound on the rotating sleeve drives the rotating sleeve to rotate together, so that the rack is driven to move downwards, the rack pushes the extension rod to move downwards so as to push the lock tongue fixing seat to rotate, the lower end of the lock tongue fixing seat extends out of the side wall guard plate, when the lock tongue moves to the position of the fixing hole of the lock tongue fixing seat, the photoelectric sensor senses a signal and transmits the signal to the controller, the controller is switched on, the electromagnet is electrified, the electromagnet attracts the lock tongue, and the lock tongue is completely attracted into the fixing hole to fix the; when the safety belt uses, outwards pull out the spring bolt, photoelectric sensor is kept away from to the spring bolt, photoelectric sensor conveys this signal to the controller, controller control electro-magnet loses the electricity, it removes to drive the meshbelt when pulling out the spring bolt, the meshbelt drives commentaries on classics cover antiport, thereby drive rack rebound, thereby it promotes the spring bolt fixing base rotation to move upwards to rack pulling extension rod after spout lower extreme lateral wall removes the extension rod position, spring bolt fixing base lower extreme is retrieved in the window of dodging of side apron board, later continue to stimulate the meshbelt, the meshbelt skids on changeing the cover outer wall, the rack, the spring bolt fixing base keeps motionless. When the safety belt is not used, the spring bolt is fixed in the fixing hole on the spring bolt fixing seat, and the phenomenon that the spring bolt swings in the driving process is avoided. The safety belt spring bolt fixing structure has a good fixing effect on the spring bolt, the spring bolt of the automobile safety belt cannot swing when the automobile safety belt is not used, impact sound caused by swing and impact on the side wall guard plate and the side face of the seat is avoided, and riding comfort of drivers and passengers is guaranteed.
Preferably, the driven gear is arranged on the inner side of the side wall guard plate, the driven gear and the driving gear are in transmission connection with the transition gear, and the driven gear is in meshing transmission with the rack. The structure is stable and reliable in operation.
Preferably, the inner wall of the fixed hole is provided with a mounting groove, an inflatable bag is mounted in the mounting groove, an inflation hole is formed in the spring bolt fixing seat, one end of the inflation hole is communicated with the inflatable bag, the other end of the inflation hole is connected with a flexible inflation tube, a contact switch is arranged on the bottom surface of the fixed hole, an electric cylinder and an inflator are mounted on the inner side of the side wall protection plate, the contact switch and the electric cylinder are electrically connected with the controller, a pushing plug is arranged in the inflator, an inflation cavity is formed between the pushing plug and the bottom surface of the inflator, the flexible inflation tube is communicated with the inflation cavity.
The spring bolt touches contact switch after inserting the fixed orifices completely, and contact switch circular telegram sends the controller with signal transmission, and the work of electric jar is controlled to the controller, and the electric jar telescopic link is outwards stretched out and is driven the propelling movement stopper and remove to the inflator pump bottom to in the gas cell of impressing in the inflation chamber, the outside bulge of inflation cell is supported and is pressed from both sides tight spring bolt on the spring bolt outer wall, makes the fixed of spring bolt steady more reliable. The spring bolt is pulled outwards, the spring bolt is separated from the contact switch, the contact switch loses power and transmits a signal to the controller, the controller controls the telescopic rod of the electric cylinder to retract, gas in the inflatable bag is pumped into the inflatable cavity, and the inflatable bag retracts, so that the spring bolt is conveniently pulled out.
Preferably, the opening end of the fixing hole is provided with a guide part, and the width of the guide part is gradually increased from inside to outside. The setting of guide part is convenient for the spring bolt to insert in the fixed orifices.
As preferred, the extension rod slope sets up on the spring bolt fixing base, and the extension rod tip is equipped with inserts the post, inserts the movable cartridge of post and in the spout. The extension rod realizes swing joint through cartridge post and spout, and it is convenient to connect, moves reliable and stable.
Preferably, the drive gear diameter is smaller than the driven gear diameter. The structure reduces the rotating speed of the driven gear, and is beneficial to increasing the pulling force of the rack.
A fixing method of a safety belt spring bolt fixing structure comprises the steps that after a safety belt spring bolt is unfolded from a lock catch, a braid is pulled towards a side wall protection plate under the action of a retractor, the braid wound on the braid drives a rotating sleeve to rotate together, so that a rack is driven to move downwards, the rack pushes an extension rod to move downwards so as to push a spring bolt fixing seat to rotate, the lower end of the spring bolt fixing seat extends out of the side wall protection plate, when the spring bolt moves to a fixing hole position of the spring bolt fixing seat, a photoelectric sensor senses a signal and transmits the signal to a controller, the controller is switched on to electrify an electromagnet, the electromagnet attracts the spring bolt to completely attract the spring bolt into the fixing hole to fix the spring bolt, the spring bolt is completely inserted into the fixing hole and touches a contact switch, the contact switch is electrified to transmit the signal to the controller, the controller controls an electric cylinder to work, the electric cylinder extends, thereby pressing the gas in the inflation cavity into the inflation bag, and the inflation bag bulges outwards and abuts against the outer wall of the lock tongue to clamp the lock tongue; when the safety belt is used, the spring bolt is pulled outwards, the spring bolt is separated from the contact switch, the contact switch loses power to transmit a signal to the controller, the spring bolt is far away from the photoelectric sensor, the photoelectric sensor transmits the signal to the controller, the controller controls the telescopic rod of the electric cylinder to retract, gas in the inflatable bag is pumped into the inflatable cavity, the inflatable bag retracts, the controller controls the electromagnet to lose power, the spring bolt is pulled out and simultaneously drives the mesh belt to move, the mesh belt drives the rotating sleeve to rotate reversely, so that the rack moves upwards, after the side wall of the lower end of the sliding groove moves to the position of the extending rod, the rack pulls the extending rod to move upwards so as to push the spring bolt fixing seat to rotate, the lower end of the spring bolt fixing seat is recovered into an avoiding window of the side enclosure protection plate, then the mesh belt continues to be.
The spring bolt is inserted in a fixed hole on the spring bolt fixed seat, and the spring bolt is fixed reliably through the suction action of the electromagnet and the clamping action of the inflatable bag. The spring bolt is pulled outwards, and the electro-magnet loses the electricity, and the spring bolt loses the suction force of electro-magnet, and the gas in the gas cell is sucked into the inflation intracavity simultaneously, and the gas cell loses the clamp force to the spring bolt, therefore the spring bolt is pulled out conveniently reliably. Through the frictional force between meshbelt and the commentaries on classics cover outer wall, drive and change the cover and rotate to drive the rotation of spring bolt fixing base, and do not need extra power, not only action uniformity and harmony are good, and are energy-conserving moreover.
Compared with the prior art, the invention has the beneficial effects that: the safety belt spring bolt fixed knot constructs and plays fine fixed action to the spring bolt, and car safety belt can not take place to sway at the spring bolt under the unused state, avoids producing the impact sound because of rocking the striking on side wall backplate and seat side, has guaranteed driver and crew's riding comfort.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is an enlarged partial schematic view of the present invention;
in the figure: 1. the safety belt comprises a woven belt, 2, a bolt, 3, a side guard plate, 4, a belt passing seat, 5, a retractor, 6, a safety belt lower fixing seat, 7, a guide part, 8, a rotating sleeve, 9, a driving gear, 10, a sliding seat, 11, a rack, 12, a sliding groove, 13, an avoiding window, 14, a bolt fixing seat, 15, an extension rod, 16, a fixing hole, 17, a photoelectric sensor, 18, an electromagnet, 19, a driven gear, 20, a transition gear, 21, an inflatable bag, 22, an inflation hole, 23, a flexible inflation tube, 24, a contact switch, 25, an electric cylinder, 26, an inflatable tube, 27, a pushing plug, 28 and an inflation cavity.
Detailed Description
The technical scheme of the invention is further described in detail by the following specific embodiments in combination with the attached drawings:
example (b): the utility model provides a safety belt spring bolt fixed knot constructs (see figure 1, figure 2), including meshbelt 1, connect spring bolt 2 on the meshbelt, side wall backplate 3, install the seat of taking 4 on side wall backplate, coiler 5, safety belt lower fixing base 6, a controller, meshbelt one end is connected on safety belt lower fixing base, the other end strides across and is connected with the coiler behind the seat of taking, safety belt lower fixing base sets up in the side wall backplate lower extreme outside, the coiler sets up at side wall backplate lower extreme inboard, it is inboard at side wall backplate upper end to cross the seat setting, it is equipped with the through-hole with the seat correspondence to cross on the side wall backplate, the meshbelt. A rotating sleeve 8 is rotatably arranged on the tape passing seat, the braid passes around the outer wall of the rotating sleeve, one end of the rotating sleeve is provided with a driving gear 9, the inner side of the side wall guard plate is provided with a sliding seat 10, the sliding seat is provided with a rack 11, the driving gear is in transmission connection with the rack and drives the rack to move, and the rack is provided with a long-strip-shaped sliding groove 12; an avoiding window 13 is arranged at the position, corresponding to the lock tongue, of the side wall guard plate, the position of the avoiding window is hinged with a lock tongue fixing seat 14, an extension rod 15 is arranged at the upper end of the lock tongue fixing seat, the end part of the extension rod is movably installed in the sliding groove, a fixing hole 16 matched with the lock tongue is formed in the lower end of the lock tongue fixing seat, a photoelectric sensor 17 is installed on the bottom surface of the fixing hole, an electromagnet 18 is installed on the position, close to the bottom surface, of the lock tongue. The inner side of the side wall guard plate is provided with a driven gear 19, the driven gear and the driving gear are in transmission connection with a transition gear 20, and the driven gear is in meshing transmission with the rack. The diameter of the driving gear is smaller than that of the driven gear. The inner wall of the fixed hole is provided with a mounting groove, an inflating bag 21 is mounted in the mounting groove, an inflating hole 22 is formed in the bolt fixing seat, one end of the inflating hole is communicated with the inflating bag, the other end of the inflating hole is connected with a flexible inflating pipe 23, a contact switch 24 is arranged on the bottom surface of the fixed hole, an electric cylinder 25 and an inflating cylinder 26 are mounted on the inner side of the side wall protection plate, the contact switch and the electric cylinder are electrically connected with a controller, a pushing plug 27 is arranged in the inflating cylinder, an inflating cavity 28 is formed between the pushing plug and the bottom surface of the inflating cylinder, the flexible inflating pipe is communicated with. The fixed orifices open end is equipped with guide portion 7, and the guide portion width increases gradually from inside to outside. The extension rod slope sets up on the spring bolt fixing base, and the extension rod tip is equipped with inserts the post, inserts the movable cartridge of post and in the spout.
A fixing method of a safety belt spring bolt fixing structure comprises the steps that after a safety belt spring bolt is unfolded from a lock catch, a braid is pulled towards a side wall protection plate under the action of a retractor, the braid wound on the braid drives a rotating sleeve to rotate together, so that a rack is driven to move downwards, the rack pushes an extension rod to move downwards so as to push a spring bolt fixing seat to rotate, the lower end of the spring bolt fixing seat extends out of the side wall protection plate, when the spring bolt moves to a fixing hole position of the spring bolt fixing seat, a photoelectric sensor senses a signal and transmits the signal to a controller, the controller is switched on to electrify an electromagnet, the electromagnet attracts the spring bolt to completely attract the spring bolt into the fixing hole to fix the spring bolt, the spring bolt is completely inserted into the fixing hole and touches a contact switch, the contact switch is electrified to transmit the signal to the controller, the controller controls an electric cylinder to work, the electric cylinder extends, thereby pressing the gas in the inflation cavity into the inflation bag, and the inflation bag bulges outwards and abuts against the outer wall of the lock tongue to clamp the lock tongue; when the safety belt is used, the spring bolt is pulled outwards, the spring bolt is separated from the contact switch, the contact switch loses power to transmit a signal to the controller, the spring bolt is far away from the photoelectric sensor, the photoelectric sensor transmits the signal to the controller, the controller controls the telescopic rod of the electric cylinder to retract, gas in the inflatable bag is pumped into the inflatable cavity, the inflatable bag retracts, the controller controls the electromagnet to lose power, the spring bolt is pulled out and simultaneously drives the mesh belt to move, the mesh belt drives the rotating sleeve to rotate reversely, so that the rack moves upwards, after the side wall of the lower end of the sliding groove moves to the position of the extending rod, the rack pulls the extending rod to move upwards so as to push the spring bolt fixing seat to rotate, the lower end of the spring bolt fixing seat is recovered into an avoiding window of the side enclosure protection plate, then the mesh belt continues to be.
The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit of the invention as set forth in the claims.
Claims (7)
1. A safety belt lock tongue fixing structure is characterized by comprising a braid, a lock tongue connected to the braid, a side wall guard plate, a belt passing seat installed on the side wall guard plate, a retractor, a lower safety belt fixing seat and a controller, wherein one end of the braid is connected to the lower safety belt fixing seat, the other end of the braid spans the belt passing seat and then is connected with the retractor, a through hole is formed in the side wall guard plate and corresponds to the belt passing seat, the braid passes through the through hole, a rotating sleeve is rotatably installed on the belt passing seat, the braid bypasses the outer wall of the rotating sleeve, a driving gear is arranged at one end of the rotating sleeve, a sliding seat is installed on the inner side of the side wall guard plate, a rack; the side wall guard plate is provided with an avoidance window corresponding to the lock tongue, the avoidance window is hinged to the lock tongue fixing seat, an extension rod is arranged at the upper end of the lock tongue fixing seat, the end of the extension rod is movably mounted in the sliding groove, the lower end of the lock tongue fixing seat is provided with a fixing hole matched with the lock tongue, a photoelectric sensor is mounted on the bottom surface of the fixing hole, an electromagnet is mounted on the position, close to the bottom surface, of the lock tongue fixing seat, and the electromagnet and the photoelectric.
2. The safety belt bolt fixing structure of claim 1, wherein a driven gear is arranged on the inner side of the side guard plate, a transition gear is in transmission connection between the driven gear and the driving gear, and the driven gear is in meshing transmission with the rack.
3. The safety belt and lock tongue fixing structure of claim 1, wherein a mounting groove is formed on the inner wall of the fixing hole, an inflating bag is mounted in the mounting groove, an inflating hole is formed in the lock tongue fixing seat, one end of the inflating hole is communicated with the inflating bag, the other end of the inflating hole is connected with a flexible inflating tube, a contact switch is arranged on the bottom surface of the fixing hole, an electric cylinder and an inflating cylinder are mounted on the inner side of the side wall protection plate, the contact switch and the electric cylinder are electrically connected with the controller, a pushing plug is arranged in the inflating cylinder, an inflating cavity is formed between the pushing plug and the bottom surface of the inflating cylinder, the flexible inflating tube is communicated.
4. The structure of claim 1, wherein the opening end of the fixing hole is provided with a guide portion, and the width of the guide portion gradually increases from the inside to the outside.
5. The safety belt latch fixing structure according to any one of claims 1 to 4, wherein an extension rod is obliquely disposed on the latch fixing base, and an insertion column is disposed at an end of the extension rod and movably inserted into the sliding groove.
6. The safety belt latch fixing structure according to any one of claims 1 to 4, wherein the diameter of the driving gear is smaller than that of the driven gear.
7. A fixing method of a safety belt spring bolt fixing structure according to claim 3, characterized in that after the safety belt spring bolt is released from the lock catch, the braid is pulled towards the side wall guard plate under the action of the retractor, at the moment, the braid wound on the rotating sleeve drives the rotating sleeve to rotate together, so as to drive the rack to move downwards, the rack pushes the extension rod to move downwards so as to push the spring bolt fixing seat to rotate, the lower end of the spring bolt fixing seat extends out of the side wall guard plate, when the spring bolt moves to the position of the fixing hole of the spring bolt fixing seat, the photoelectric sensor senses the signal and transmits the signal to the controller, the controller is powered on, the electromagnet attracts the spring bolt, the spring bolt is completely sucked into the fixing hole to fix the spring bolt, the spring bolt completely inserts into the fixing hole and touches the contact switch, the contact switch is powered on to transmit the signal to the controller, the controller controls the electric cylinder to work, thereby pressing the gas in the inflation cavity into the inflation bag, and the inflation bag bulges outwards and abuts against the outer wall of the lock tongue to clamp the lock tongue; when the safety belt is used, the spring bolt is pulled outwards, the spring bolt is separated from the contact switch, the contact switch loses power to transmit a signal to the controller, the spring bolt is far away from the photoelectric sensor, the photoelectric sensor transmits the signal to the controller, the controller controls the telescopic rod of the electric cylinder to retract, gas in the inflatable bag is pumped into the inflatable cavity, the inflatable bag retracts, the controller controls the electromagnet to lose power, the spring bolt is pulled out and simultaneously drives the mesh belt to move, the mesh belt drives the rotating sleeve to rotate reversely, so that the rack moves upwards, after the side wall of the lower end of the sliding groove moves to the position of the extending rod, the rack pulls the extending rod to move upwards so as to push the spring bolt fixing seat to rotate, the lower end of the spring bolt fixing seat is recovered into an avoiding window of the side enclosure protection plate, then the mesh belt continues to be.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810917048.7A CN109229054B (en) | 2018-08-13 | 2018-08-13 | Safety belt lock tongue fixing structure and fixing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810917048.7A CN109229054B (en) | 2018-08-13 | 2018-08-13 | Safety belt lock tongue fixing structure and fixing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109229054A CN109229054A (en) | 2019-01-18 |
| CN109229054B true CN109229054B (en) | 2020-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810917048.7A Active CN109229054B (en) | 2018-08-13 | 2018-08-13 | Safety belt lock tongue fixing structure and fixing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109229054B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112498287B (en) * | 2021-01-15 | 2021-10-26 | 安徽安凯汽车股份有限公司 | Directional intelligent voice reminding alarm system for school bus without safety belt fastening |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4915837B2 (en) * | 2006-02-06 | 2012-04-11 | タカタ株式会社 | Tongue storage device and seat belt device provided with the same |
| JP5032243B2 (en) * | 2007-08-28 | 2012-09-26 | タカタ株式会社 | Seat belt retractor and seat belt device provided with the same |
| FR2940944B1 (en) * | 2009-01-15 | 2011-05-20 | Peugeot Citroen Automobiles Sa | SLIDING PASSER WITH EXTRACTABLE PEN STRAIN ELEMENT FOR A SEAT BELT |
| CN201914206U (en) * | 2010-12-20 | 2011-08-03 | 浙江吉利汽车研究院有限公司 | Anti-shaking structure of automobile safety belt |
| CN203467823U (en) * | 2013-08-05 | 2014-03-12 | 丰田自动车株式会社 | Abnormal noise prevention structure of safety belt lock tongue |
| CN103587494A (en) * | 2013-11-29 | 2014-02-19 | 安徽江淮汽车股份有限公司 | Cover plaque of safety belt |
| CN208867997U (en) * | 2018-08-13 | 2019-05-17 | 浙江零跑科技有限公司 | A kind of safety belt lock tongue fixed structure |
-
2018
- 2018-08-13 CN CN201810917048.7A patent/CN109229054B/en active Active
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| CN109229054A (en) | 2019-01-18 |
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Address after: 310051 1st and 6th floors, no.451 Internet of things street, Binjiang District, Hangzhou City, Zhejiang Province Patentee after: Zhejiang Zero run Technology Co.,Ltd. Address before: 310051 1st and 6th floors, no.451 Internet of things street, Binjiang District, Hangzhou City, Zhejiang Province Patentee before: ZHEJIANG LEAPMOTOR TECHNOLOGY Co.,Ltd. |
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