CN112248931B - Automatic warning device for automobile - Google Patents
Automatic warning device for automobile Download PDFInfo
- Publication number
- CN112248931B CN112248931B CN202011274037.5A CN202011274037A CN112248931B CN 112248931 B CN112248931 B CN 112248931B CN 202011274037 A CN202011274037 A CN 202011274037A CN 112248931 B CN112248931 B CN 112248931B
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- China
- Prior art keywords
- cavity
- sliding
- switching
- gear
- locking
- 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.)
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- 230000005540 biological transmission Effects 0.000 claims description 19
- 230000002146 bilateral effect Effects 0.000 claims description 5
- 208000002925 dental caries Diseases 0.000 claims description 4
- 238000000926 separation method Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q7/00—Arrangement or adaptation of portable emergency signal devices on vehicles
Abstract
The invention discloses an automatic warning device for an automobile, which comprises a first base body, wherein a movable cavity with an upward opening is arranged on the upper side of the first base body, a slide bar is fixedly arranged at the lower side of the first basal body, electric telescopic rods are rotationally arranged on the front wall body and the rear wall body of the movable cavity, the other end of the electric telescopic rod is rotationally connected with the automobile trunk door, the fixed telescopic rod is fixedly arranged on the left and the right of the first base body, the automobile trunk door opening and closing device can provide an automatic opening and closing function for the automobile trunk door at ordinary times, when the automobile breaks down, the device can automatically open the trunk and pop up the warning vehicle, the height of the chassis of the warning vehicle can be adjusted, the warning vehicle is suitable for different road surfaces, the adaptability is strong, the warning vehicle automatically moves to a position with enough killing distance to provide warning for a rear vehicle and prevent secondary damage.
Description
Technical Field
The invention relates to an automatic warning device for an automobile.
Background
Along with the development of economy, the number of people owning automobiles in China is more and more, whether objective factors such as roads and meteorology are adopted, or traffic accidents caused by improper operation of people are more and more every year, so that huge economic loss and life casualties are caused, the automobiles are dangerous when breaking down on expressways, a driver needs to leave the automobiles immediately on one hand to prevent rear-end collision of the rear vehicles from causing secondary damage, and on the other hand, the driver needs to burst life danger to place a tripod warning board for the rear vehicles, so that how to improve the safety of the driver under the condition is very important.
Disclosure of Invention
The invention aims to provide an automatic warning device for an automobile, which overcomes the problems.
The invention is realized by the following technical scheme.
The invention relates to an automatic warning device for an automobile, which comprises a first base body, wherein a movable cavity with an upward opening is arranged on the upper side of the first base body, a slide rod is fixedly arranged on the lower side of the first base body, electric telescopic rods are rotatably arranged on the front wall body and the rear wall body of the movable cavity, the other end of each electric telescopic rod is rotatably connected with an automobile trunk door, a fixed telescopic rod is fixedly arranged on the left side and the right side of the first base body and can stretch back and forth, the fixed telescopic rods can stretch back and forth to fixedly support the inner wall of the automobile, locking cavities are symmetrically arranged on the left side and the right side of the first base body and are provided with locking blocks in a sliding manner, springs are arranged between the locking blocks and the locking cavities, electromagnets are arranged on the walls of the locking cavities, a warning vehicle is arranged on the lower, the warning vehicle comprises a warning vehicle base body, wherein a separation cavity with an upward opening is arranged on the upper side of the warning vehicle base body, separation locking cavities are arranged on the left wall body and the right wall body of the separation cavity, the locking block can be clamped in the separation locking cavities, a rotor is arranged on the bottom wall body of the separation cavity in a rotating mode, a first warning rod is arranged on the right side of the rotor in a rotating mode, a second warning rod is arranged on the left side of the rotor in a rotating mode, a motor is arranged on the rear side of the first warning rod and the rear side of the second warning rod, a supporting block sliding cavity is arranged on the rotor, a supporting block is arranged on the supporting block sliding cavity in a sliding mode, a spring is arranged between the supporting block and the supporting block sliding cavity, the supporting block abuts against the first base body, a power cavity is arranged in the middle of the lower side of the warning vehicle base body, a transmission gear is arranged on the power, the warning vehicle is characterized in that a transmission belt is connected and arranged, four hidden cavities are symmetrically arranged at the front and the back of the warning vehicle base body, movable spaces are symmetrically arranged at the left and the right of the warning vehicle base body and communicated with the power cavity, two sliding grooves are arranged at the front and the back of the movable spaces and are provided with sliding bodies in a sliding mode, a straight tooth cavity with an inward opening is arranged in the middle of each sliding body, a straight tooth shaft is arranged in the straight tooth cavity in a straight tooth connection mode, a middle belt pulley is fixedly arranged in the middle of the straight tooth shaft and connected with the transmission belt, an adjusting rod is rotationally arranged on the outer side of each sliding body, an adjusting cavity is arranged at one side, away from the power cavity, of each movable space in a communicating mode, an adjusting telescopic rod is fixedly arranged on the wall of each adjusting cavity, the shaft of each adjusting telescopic rod is fixedly connected, the height adjusting rotor is provided with a switching cavity which penetrates through the front and the back, the switching cavity is rotatably provided with a switching gear, the sliding body extends into the switching cavity and is fixedly connected with the switching gear, the outer side of the switching cavity is communicated with a switching locking cavity, the switching locking cavity is provided with a switching slide block in a sliding way, the wall body of the switching locking cavity is provided with a switching electromagnet, a spring is arranged between the switching electromagnet and the switching slide block, a first gear is fixedly arranged outside the switching cavity, the first gear is connected with a second power belt, the other end of the height adjusting rotor, which is positioned on the first gear, is provided with a first rotating hole, the first rotating hole is rotatably provided with a first rotating shaft, one end of the first rotating shaft is fixedly provided with a second gear, the second gear is connected with the second power belt, and the first rotating shaft is located in the hidden cavity and fixedly provided with a rotating wheel.
Furthermore, the slide bar sliding device comprises sliding fixed bodies which are fixedly arranged on the warning vehicle base body in a bilateral symmetry manner, the sliding fixed bodies are symmetrically provided with movable grooves up and down, both the movable grooves are provided with threaded sliders in a sliding manner, the middle of each threaded slider is provided with a threaded hole, the middle of each threaded slider in the movable groove on the upper side is provided with a first threaded rod in a threaded connection manner, each threaded slider is fixedly provided with a locking body, each locking body is provided with a sliding circular groove, the middle of each sliding fixed body is provided with a transmission cavity, the front side wall body of each transmission cavity is provided with a switch motor, the shaft of each switch motor is fixedly provided with a switch gear in the transmission cavity, the switch gear is meshed with a second switch gear, the shaft of each second switch gear is fixedly connected with the corresponding first threaded rod, and the middle of each threaded slider in the movable groove on the lower side is provided with a, and the shaft of the second switch gear is fixedly connected with the second threaded rod.
Further, high fixing device includes the warning car base member is located the fixed high stationary body that is equipped with in the height adjustment rotor outside, the high stationary body is equipped with the opening to the high fixed chamber of height adjustment rotor, the high fixed chamber slides and is equipped with the high fixed slider, the high fixed slider with be equipped with the spring between the high fixed chamber, the high fixed cavity wall body is equipped with the electro-magnet.
The invention has the beneficial effects that: the warning vehicle can adjust the height of the chassis, is suitable for different road surfaces, has strong adaptability, can automatically move to a position with enough killing distance, provides warning for a rear vehicle, and prevents secondary damage.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural diagram of the warning vehicle in fig. 1.
Fig. 3 is an enlarged schematic view of B-B in fig. 2.
Fig. 4 is an enlarged schematic view of the slide bar sliding apparatus of fig. 1.
Fig. 5 is a schematic diagram of the structure C in fig. 3.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
With reference to the accompanying drawings 1-5, the automatic warning device for the automobile comprises a first base body 64, wherein an upward opening movable cavity 15 is arranged on the upper side of the first base body 64, a sliding rod 11 is fixedly arranged on the lower side of the first base body 64, an electric telescopic rod 12 is arranged on the front wall body and the rear wall body of the movable cavity 15 in a rotating mode, the other end of the electric telescopic rod 12 is connected with an automobile trunk door in a rotating mode, a fixed telescopic rod 14 is fixedly arranged on the left side and the right side of the first base body 64, the fixed telescopic rod 14 can stretch forwards and backwards, a front telescopic fixed support and an automobile inner wall of the fixed telescopic rod 14 are arranged on the front side and the rear side in a telescopic mode, a locking cavity 16 is arranged on the left side and the right side of the first base body 64 in a sliding mode, a locking block 17 is arranged on the locking cavity 16 in a sliding mode, an electromagnet is arranged, the warning vehicle 60 is provided with height fixing devices 80 in the front and back direction, the warning vehicle 60 comprises a warning vehicle base body 33, the upper side of the warning vehicle base body 33 is provided with a separation cavity 19 with an upward opening, the left wall body and the right wall body of the separation cavity 19 are provided with separation locking cavities 20, a locking block 17 can be clamped in the separation locking cavities 20, the bottom wall body of the separation cavity 19 rotates to be provided with a rotating body 22, the right side of the rotating body 22 rotates to be provided with a first warning rod 23, the left side of the rotating body 22 rotates to be provided with a second warning rod 24, the rear sides of the first warning rod 23 and the second warning rod 24 are provided with motors, the rotating body 22 is provided with a support block sliding cavity 62, the support block sliding cavity 62 is provided with a support block 63 in a sliding manner, a spring is arranged between the support block 63 and the support block sliding cavity 62, the support block 63 abuts against the first base body 64, and a power, the power cavity 65 rotates and is equipped with drive gear 47, the lateral wall body is equipped with power motor 46 before power cavity 65, power motor 46's axle fixed connection drive gear 47, drive gear 47 connects and is equipped with drive belt 45, warning car base member 33 front and back symmetry is equipped with four hidden chamber 35, warning car base member 33 bilateral symmetry is equipped with activity space 66, activity space 66 with power cavity 65 intercommunication, activity space 66 front and back intercommunication is equipped with two sliding chutes 67, sliding chute 67 front and back slip is equipped with slider 68, be equipped with the inward straight-tooth chamber 42 of opening in the middle of slider 68, straight-tooth chamber 42 straight-tooth connection is equipped with straight-tooth axle 43, the fixed intermediate pulley 44 that is equipped with in the middle of straight-tooth axle 43, intermediate pulley 44 connects and is equipped with drive belt 45, slider 68 outside rotates and is equipped with adjusting lever 61, two of the moving spaces 66 are communicated with one side far away from the power cavity 65 and provided with an adjusting cavity 69, the wall body of the adjusting cavity 69 is fixedly provided with an adjusting telescopic rod 71, the shaft of the adjusting telescopic rod 71 is fixedly connected with the adjusting rod 61, the outer side of the sliding body 68 is provided with a height adjusting rotating body 29, the height adjusting rotating body 29 is provided with a switching cavity 41, the switching cavity 41 penetrates through the front and the back, the switching cavity 41 is rotatably provided with a switching gear 40, the sliding body 68 extends into the switching cavity 41 and is fixedly connected with the switching gear 40, the outer side of the switching cavity 41 is communicated with a switching locking cavity 37, the switching locking cavity 37 is provided with a switching sliding block 38 in a sliding manner, the wall body of the switching locking cavity 37 is provided with a switching electromagnet 39, a spring is arranged between the switching electromagnet 39 and the switching sliding block 38, and the outer side, first gear 31 is connected and is equipped with second power belt 30, height adjustment rotor 29 is located the other end of first gear 31 is equipped with first rotation hole 70, first rotation hole 70 rotates and is equipped with first axis of rotation 34, the fixed second gear 32 that is equipped with of one end of first axis of rotation 34, second gear 32 is connected and is equipped with second power belt 30, first axis of rotation 34 is located hide the intracavity 35 internal fixation and be equipped with and rotate wheel 27.
Advantageously, the sliding rod sliding device 18 includes sliding fixed bodies 81 fixedly provided on the warning vehicle base body 33 in bilateral symmetry, the sliding fixed bodies 81 are provided with movable grooves 50 in bilateral symmetry, both the movable grooves 50 are provided with threaded sliders 51 in a sliding manner, a threaded hole is provided in the middle of each threaded slider 51, a first threaded rod 52 is provided in the middle of each threaded slider 51 in the upper movable groove 50 in a threaded connection manner, the threaded sliders 51 are fixedly provided with locking bodies 48, each locking body 48 is provided with a sliding circular groove 49, a transmission cavity 55 is provided in the middle of each sliding fixed body 81, a switch motor 54 is provided on the front side wall of the transmission cavity 55, a switch gear 56 is fixedly provided in the transmission cavity 55 at the axis of the switch motor 54, a second switch gear 57 is engaged with the switch gear 56, and the axis of the second switch gear 57 is fixedly connected with the first threaded rod 52, a second threaded rod 58 is connected with the middle of the threaded slider 51 in the lower movable groove 50 in a threaded manner, and the shaft of the second switch gear 57 is fixedly connected with the second threaded rod 58.
Beneficially, height fixing device 80 includes warning car base member 33 is located the fixed high stationary body 25 that is equipped with in the height adjustment rotor 29 outside, high stationary body 25 is equipped with the high fixed chamber 36 of opening to height adjustment rotor 29, high fixed chamber 36 slides and is equipped with high fixed slider 26, high fixed slider 26 with be equipped with the spring between the high fixed chamber 36, high fixed chamber 36 wall body is equipped with the electro-magnet.
Sequence of mechanical actions of the whole device: the device is arranged at a designated position of an automobile trunk, the fixed telescopic rod 14 extends to abut against the side wall of the automobile, the electric telescopic rod 12 is rotatably connected with the automobile trunk door, and the device can be used as an electric door opening device when being used at ordinary times, and the electric telescopic rod 12 can drive the opening and closing of the trunk door through stretching;
when an automobile breaks down, an electromagnet in the wall body of a locking cavity 16 of the device is turned on, a locking block 17 retracts, under the action of gravity, a warning vehicle 60 moves downwards to be separated from a first base body 64, the warning vehicle 60 moves downwards along an electric telescopic rod 12 through a sliding rod sliding device 18, when the warning vehicle moves to the bottom, a switch motor 54 in the sliding rod sliding device 18 is started, the switch motor 54 drives a second switch gear 57 to rotate through a switch gear 56, the second switch gear 57 drives a threaded slide block 51 to move outwards through a first threaded rod 52 and a second threaded rod 58, the threaded slide block 51 drives a locking body 48 to move outwards, and the locking body 48 is separated from the control of a sliding rod 11;
the adjusting telescopic rod 71 is started, and the adjusting telescopic rod 71 drives the sliding body 68 and the rotating wheel 27 to move outwards through the adjusting rod 61 to hide the cavity 35;
the rotation mode is started, the power motor 46 drives the intermediate belt pulley 44 to rotate through the transmission gear 47 and the transmission belt 45, the intermediate belt pulley 44 drives the sliding body 68 to rotate through the straight gear shaft 43, the sliding body 68 drives the first gear 31 to rotate through the switching gear 40, and the first gear 31 drives the rotating wheel 27 to rotate through the second power belt 30 and the second gear 32;
when the height of the wheel of the device needs to be adjusted, the switching mode is started, the switching electromagnet 39 is closed, the switching slide block 38 is meshed with the switching gear 40 under the action of the spring, the switching gear 40 drives the height adjusting rotor 29 to rotate to a certain angle, the electromagnet in the height fixing cavity 36 is closed, the height fixing slide block 26 is popped out under the action of the spring and is abutted against the height adjusting rotor 29 to prevent the height adjusting rotor 29 from rotating, and the switching electromagnet 39 attracts the switching slide block 38 to shrink and returns to the rotating mode;
when moving to and when the distance, this device motor drive first warning pole 23 and second warning pole 24 rotate certain angle, and the warning light on first warning pole 23 and the second warning pole 24 is opened, warns the rear vehicle.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (3)
1. An automatic warning device for an automobile is characterized in that: comprises a first base body, wherein an active cavity with an upward opening is arranged on the upper side of the first base body, a slide rod is fixedly arranged on the lower side of the first base body, electric telescopic rods are arranged on the front wall and the rear wall of the active cavity in a rotating manner, the other end of each electric telescopic rod is connected with a trunk door of an automobile in a rotating manner, fixed telescopic rods are fixedly arranged on the left side and the right side of the first base body and can be extended and retracted back and forth, fixed telescopic rods can be extended and back and forth and can be fixed on the inner wall of the automobile, locking cavities are symmetrically arranged on the left side and right side of the first base body and are provided with locking blocks in a sliding manner, springs are arranged between the locking blocks and the locking cavities, an electromagnet is arranged on the wall body of the locking cavity, a warning vehicle is arranged on the lower side, the power cavity rotates and is provided with a transmission gear, the side wall body in front of the power cavity is provided with a power motor, the shaft of the power motor is fixedly connected with the transmission gear, the transmission gear is connected with a transmission belt, the front and the back of the warning vehicle base body are symmetrically provided with four hidden cavities, the left and the right of the warning vehicle base body are symmetrically provided with an active space, the active space is communicated with the power cavity, the front and the back of the active space are communicated and provided with two sliding grooves, the front and the back of each sliding groove are provided with a sliding body in a sliding manner, the middle of each sliding body is provided with a straight tooth cavity with an inward opening, the straight tooth cavities are connected with a straight tooth shaft, the middle of each straight tooth shaft is fixedly provided with a middle belt pulley, the middle belt pulley is connected with the transmission belt, the outer side of each sliding body, the adjusting cavity wall body is fixedly provided with an adjusting telescopic rod, a shaft of the adjusting telescopic rod is fixedly connected with the adjusting rod, the outer side of the sliding body is provided with a height adjusting rotating body, the height adjusting rotating body is provided with a switching cavity, the switching cavity penetrates through the front and the back of the switching cavity, the switching cavity is rotatably provided with a switching gear, the sliding body extends into the switching cavity and is fixedly connected with the switching gear, the outer side of the switching cavity is communicated with a switching locking cavity, the switching locking cavity is slidably provided with a switching sliding block, the switching locking cavity wall body is provided with a switching electromagnet, a spring is arranged between the switching electromagnet and the switching sliding block, the outer side of the switching cavity is fixedly provided with a first gear, the first gear is connected with a second power belt, the other end of the height adjusting rotating body, which is positioned at the first gear, is provided with a first rotating hole, and a second gear is fixedly arranged at one end of the first rotating shaft, the second gear is connected with the second power belt, and the first rotating shaft is positioned in the hidden cavity and is fixedly provided with a rotating wheel.
2. The automatic warning device for the automobile according to claim 1, wherein: the slide bar sliding device comprises sliding fixed bodies which are fixedly arranged on the warning vehicle base body in a bilateral symmetry manner, the sliding fixed bodies are symmetrically provided with movable grooves up and down, both the movable grooves are provided with threaded sliders in a sliding manner, the middle of each threaded slider is provided with a threaded hole, the middle of each threaded slider in the movable groove on the upper side is provided with a first threaded rod in a threaded connection manner, each threaded slider is fixedly provided with a locking body, each locking body is provided with a sliding circular groove, the middle of each sliding fixed body is provided with a transmission cavity, the front side wall body of each transmission cavity is provided with a switch motor, the shaft of each switch motor is fixedly provided with a switch gear in the transmission cavity, the switch gear is meshed with a second switch gear, the shaft of each second switch gear is fixedly connected with the first threaded rod, and the middle of each threaded slider in the movable groove on the lower side is provided with, and the shaft of the second switch gear is fixedly connected with the second threaded rod.
3. The automatic warning device for the automobile according to claim 1, wherein: the height fixing device comprises a warning vehicle base body, wherein a height fixing body is fixedly arranged on the outer side of the height adjusting rotating body, the height fixing body is provided with a height fixing cavity with an opening for the height adjusting rotating body, a height fixing sliding block is arranged in the height fixing cavity in a sliding mode, a spring is arranged between the height fixing sliding block and the height fixing cavity, and the height fixing cavity wall body is provided with an electromagnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011274037.5A CN112248931B (en) | 2020-11-14 | 2020-11-14 | Automatic warning device for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011274037.5A CN112248931B (en) | 2020-11-14 | 2020-11-14 | Automatic warning device for automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112248931A CN112248931A (en) | 2021-01-22 |
| CN112248931B true CN112248931B (en) | 2021-06-22 |
Family
ID=74265890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011274037.5A Expired - Fee Related CN112248931B (en) | 2020-11-14 | 2020-11-14 | Automatic warning device for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112248931B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201077420Y (en) * | 2007-06-20 | 2008-06-25 | 覃华东 | Up-down alarm indication marks |
| CN105905030B (en) * | 2016-06-06 | 2017-11-17 | 江苏海事职业技术学院 | A kind of multi-purpose vehicle(MPV) Warning frame |
| KR101999398B1 (en) * | 2018-02-14 | 2019-07-11 | 최성진 | 2nd accident prevention kit |
| CN208411557U (en) * | 2018-03-27 | 2019-01-22 | 姚苏展 | A kind of release highway automobile failure warning plate certainly |
| CN210792980U (en) * | 2018-10-12 | 2020-06-19 | 刘宇帆 | Automatic triangular warning device for vehicle |
| CN111152719B (en) * | 2020-03-12 | 2021-06-04 | 山东天鸿汽车科技股份有限公司 | Warning device for automobile |
| CN111688575B (en) * | 2020-06-02 | 2023-02-17 | 上海海洋大学 | Motor-driven device for placing automobile emergency reflective warning board |
| CN111619443A (en) * | 2020-06-10 | 2020-09-04 | 福州阁梦展科技有限公司 | Automatic warning sign of placing of highway automobile fault |
-
2020
- 2020-11-14 CN CN202011274037.5A patent/CN112248931B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN112248931A (en) | 2021-01-22 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 221000 No.102, area B, cha'an community, dalonghu street, Yunlong District, Xuzhou City, Jiangsu Province Applicant after: Xu Xiaodan Address before: 315100 Henggang village, jishigang Town, Yinzhou District, Ningbo City, Zhejiang Province Applicant before: Xu Xiaodan |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Jianyou Inventor after: Xiao Fuzhen Inventor after: Xu Xiaodan Inventor before: Xu Xiaodan |
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| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: No. 167, Linhe West Road, Tianhe District, Guangzhou, Guangdong 510000 Patentee after: Xu Xiaodan Address before: 221000 No.102, area B, cha'an community, dalonghu street, Yunlong District, Xuzhou City, Jiangsu Province Patentee before: Xu Xiaodan |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210622 Termination date: 20211114 |