CN111665279A - Automatic aerial cable damage checking equipment - Google Patents
Automatic aerial cable damage checking equipment Download PDFInfo
- Publication number
- CN111665279A CN111665279A CN202010550613.8A CN202010550613A CN111665279A CN 111665279 A CN111665279 A CN 111665279A CN 202010550613 A CN202010550613 A CN 202010550613A CN 111665279 A CN111665279 A CN 111665279A
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- China
- Prior art keywords
- cavity
- fixedly arranged
- rotating shaft
- rotating
- rod
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
Abstract
The invention discloses an automatic damage checking device for high-altitude cables, which comprises a machine body, wherein an upper moving body and a lower moving body are fixedly arranged on the right side of the machine body, a processing system is fixedly arranged on the upper side of the machine body, a power cavity is arranged on the rear side of the machine body, a transmission cavity is arranged on the lower side of the power cavity, a roller cavity and a detection cavity are respectively arranged in the upper moving body and the lower moving body, a rotating cavity is arranged on the rear side of the upper moving body, a moving device for moving equipment on cables is arranged in the roller cavity, the moving device comprises a main motor fixedly arranged on the lower side wall of the power cavity, the main motor is in power connection with a motor shaft, a first gear and a first belt wheel are fixedly arranged on the motor shaft, a first rotating shaft is rotatably connected between the power cavity and the transmission cavity, a detection device for detecting cable damage is arranged in the detection cavity, and a, need not artifical climbing to the cable on, eliminated the potential safety hazard, improved detection efficiency moreover greatly.
Description
Technical Field
The invention relates to the related field of power grid monitoring, in particular to a high-altitude cable automatic detection damage device.
Background
At present, along with the development of society, people use electric quantity more and more, also more and more big to high tension cable's installation maintenance demand, after cable live time is too long, expose in the external world for a long time, the damaged problem of cable outer lane insulated wire can appear, therefore high tension cable needs periodic detection maintenance, but the cable conductor is in the high altitude, on artifical manual detection need scramble the cable, there is the potential safety hazard that the eminence falls and electrocute, and inspection efficiency is not high moreover.
Disclosure of Invention
Aiming at the technical defects, the invention provides equipment for automatically detecting the damage of a high-altitude cable, which can overcome the defects.
The invention discloses an automatic high-altitude cable damage inspection device which comprises a machine body, wherein an upper moving body and a lower moving body are fixedly arranged on the right side of the machine body, a processing system is fixedly arranged on the upper side of the machine body, a power cavity is arranged on the rear side of the machine body, a transmission cavity is arranged on the lower side of the power cavity, a roller cavity and a detection cavity are respectively arranged in the upper moving body and the lower moving body, a rotating cavity is arranged on the rear side of the upper moving body, and a moving device for moving equipment on a cable is arranged in the roller cavity; the moving device comprises a main motor fixedly arranged on the lower side wall of the power cavity, the main motor is in power connection with a motor shaft, a first gear and a first belt wheel are fixedly arranged on the motor shaft, a first rotating shaft is rotatably connected between the power cavity and the transmission cavity, a first bevel gear and a second gear meshed with the first gear are fixedly arranged on the upper side of the first rotating shaft, a second bevel gear is fixedly arranged on the lower side of the first rotating shaft, the front side walls of the power cavity and the transmission cavity are respectively and rotatably connected with a second rotating shaft, a second belt wheel is fixedly arranged on each second rotating shaft, a third bevel gear meshed with the first bevel gear and the second bevel gear is fixedly arranged on the rear side of each second rotating shaft, a fixed body is fixedly arranged on the lower side wall of the roller cavity on the lower side, and a counting cavity is arranged in the fixed body; the detection chamber is internally provided with a detection device for detecting cable damage, and the counting chamber is internally provided with a distance measuring device for measuring cable damage positions.
Preferably, the rear side wall of each roller cavity is rotatably connected with a third rotating shaft, a third belt wheel is fixedly arranged on the third rotating shaft, a first belt is connected between the second belt wheel and the third belt wheel, the front side of the third belt wheel is rotationally connected with a transmission slide rod, a first pin shaft is hinged between the transmission slide bar and the third rotating shaft, a rotary fixed rod is connected on the transmission slide bar through a spline, a fourth rotating shaft is rotatably connected on the rotating fixed rod, a second pin shaft is hinged between the rotating fixed rod and the fourth rotating shaft, the fourth rotating shaft is rotatably connected with a shaft sleeve, the front side of the rotating fixed rod is provided with a rolling wheel, a friction belt is fixedly arranged on the rolling wheel, the side wall of the roller cavity is fixedly provided with a suspension block, a lifting rod fixedly connected with the shaft sleeve is connected in the suspension block in a sliding manner, and a lifting spring is connected between the suspension blocks of the lifting rod.
Preferably, the detection device comprises signal rings fixedly arranged on the right side walls of the two detection chambers, the side wall of the rotation chamber is rotatably connected with a fifth rotating shaft, a fourth belt wheel is fixedly arranged on the fifth rotating shaft, a second belt is connected between the fourth belt wheel and the first belt wheel, a fourth bevel gear is fixedly arranged on the lower side of the fifth rotating shaft, the right side wall of the rotation chamber is rotatably connected with a sixth rotating shaft, a fifth bevel gear meshed with the fourth bevel gear is fixedly arranged on the left side of the sixth rotating shaft, a third gear is fixedly arranged on the sixth rotating shaft, a fixed rotating shaft is fixedly arranged on the right side walls of the two detection chambers, the fixed rotating shaft is rotatably connected with a rotating ring, a cavity is arranged in the rotating ring, a sliding plate is slidably connected in the cavity, a sliding spring is connected on the sliding plate, a contact rod is fixedly arranged in the sliding plate, and a signal plate is fixedly arranged on the contact rod, an external gear meshed with the third gear is fixedly arranged on the left side of the rotating ring, and the signal ring is connected with the processing system through a signal wire.
Preferably, the distance measuring device includes fixed mounting and is in the first signal piece of lateral wall before the count chamber, the downside the touch pole has set firmly on the roll wheel, the lateral wall rotates about the count chamber and is connected with the third round pin axle, the last swinging arms that has set firmly of third round pin axle, the swinging arms downside has set firmly the turning block, sliding connection has the contact piece on the turning block, the turning block with be connected with signal spring between the contact piece, first signal piece with processing system is connected with the signal line.
The beneficial effects are that: the utility model provides a damaged equipment of eminence cable automatic check, wherein mobile device can make equipment move on the cable automatically and advance, and detection device can detect the damage of insulated wire on the cable, and range unit can the recording device displacement to calculate the damaged position of cable, this equipment can automatic movement detection cable and damaged position, need not artifical climbing to the cable on, has eliminated the potential safety hazard, has improved detection efficiency moreover greatly.
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.
FIG. 1 is a schematic view of an automatic high cable breakage inspection apparatus of the present invention, which is a front view;
FIG. 2 is a cross-sectional view of the rear side of FIG. 1 in accordance with the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 1 in accordance with the present invention;
FIG. 4 is a cross-sectional view taken along line B-B of FIG. 1 in accordance with the present invention;
fig. 5 is a cross-sectional view taken along the line C-C of fig. 3 in accordance with the present invention.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations and/or steps that are mutually exclusive.
The invention will now be described in detail with reference to fig. 1-5, for convenience of description, the following orientations will now be defined: 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.
The invention relates to a high-altitude cable automatic detection damage device, which comprises a machine body 10, wherein an upper moving body 60 and a lower moving body 61 are fixedly arranged in the machine body 10 on the right side, a processing system 62 is fixedly arranged on the upper side of the machine body 10, a power cavity 68 is arranged on the rear side of the machine body 10, a transmission cavity 69 is arranged on the lower side of the power cavity 68, a roller cavity 67 and a detection cavity 65 are respectively arranged in the upper moving body 60 and the lower moving body 61, a rotating cavity 66 is arranged on the rear side of the upper moving body 60, a moving device 71 of a device moving on a cable is arranged in the roller cavity 67, the moving device 71 comprises a main motor 11 fixedly arranged on the lower side wall of the power cavity 68, the main motor 11 is in power connection with a motor shaft 12, a first gear 13 and a first belt wheel 14 are fixedly arranged on the motor shaft 12, and a first rotating shaft 22 is rotatably connected between the power cavity 68 and, the upper side of the first rotating shaft 22 is fixedly provided with a first bevel gear 24 and a second gear 23 meshed with the first gear 13, the lower side of the first rotating shaft 22 is fixedly provided with a second bevel gear 25, the front side walls of the power cavity 68 and the transmission cavity 69 are respectively and rotatably connected with second rotating shafts 26, each second rotating shaft 26 is fixedly provided with a second belt wheel 28, the rear side of each second rotating shaft 26 is fixedly provided with a third bevel gear 27 meshed with the first bevel gear 24 and the second bevel gear 25, the lower side wall of the roller cavity 67 is fixedly provided with a fixing body 53, the fixing body 53 is internally provided with a counting cavity 70, the detecting cavity 65 is internally provided with a detecting device 72 for detecting cable damage, and the counting cavity 70 is internally provided with a distance measuring device 73 for measuring cable damage positions.
Beneficially, a third rotating shaft 30 is rotatably connected to a rear side wall of each roller cavity 67, a third pulley 31 is fixedly arranged on the third rotating shaft 30, a first belt 29 is connected between the second pulley 28 and the third pulley 31, a transmission slide bar 33 is rotatably connected to a front side of the third pulley 31, a first pin shaft 32 is hinged between the transmission slide bar 33 and the third rotating shaft 30, a rotation fixing rod 34 is splined to the transmission slide bar 33, a fourth rotating shaft 36 is rotatably connected to the rotation fixing rod 34, a second pin shaft 35 is hinged between the rotation fixing rod 34 and the fourth rotating shaft 36, a shaft sleeve 37 is rotatably connected to the fourth rotating shaft 36, a roller 38 is arranged on a front side of the rotation fixing rod 34, a friction belt 39 is fixedly arranged on the roller 38, a hanging block 42 is fixedly arranged on a side wall of the roller cavity 67, and a lifting rod 40 fixedly connected to the shaft sleeve 37 is slidably connected to the hanging block 42, the lifting spring 41 is connected between the hanging blocks 42 of the lifting rod 40, so as to start the main motor 11, the motor shaft 12 rotates to drive the first gear 13 and the first belt wheel 14 to rotate, the first gear 13 drives the second gear 23, the first bevel gear 24 and the second bevel gear 25 to rotate, the first bevel gear 24 and the second bevel gear 25 respectively drive the third bevel gear 27 to rotate in opposite directions to drive the second belt wheel 28 to rotate, the third rotating shaft 30 is driven to rotate by the first belt 29, the fourth rotating shaft 36 and the rolling wheels 38 are driven to rotate, the two rolling wheels 38 rotate in opposite directions, the transmission sliding rod 33 and the rotation fixing rod 34 enable the rolling wheels 38 to change the interval according to the thickness of the cable, when the rolling wheels 38 move up and down, the transmission sliding rod 33 and the rotation fixing rod 34 respectively rotate, the transmission sliding rod 33 slides in the rotation fixing rod 34, the lifting spring 41 enables the friction belts 39 to be tightly attached to the cables, the friction belts 39 increase friction force with the cables, and the two friction belts 39 rotate in opposite directions to drive the equipment to move forwards on the cables.
Advantageously, the detecting device 72 includes a signal ring 46 fixedly installed on the right side wall of the two detecting cavities 65, the side wall of the rotating cavity 66 is rotatably connected with a fifth rotating shaft 16, the fifth rotating shaft 16 is fixedly connected with a fourth belt pulley 17, a second belt 15 is connected between the fourth belt pulley 17 and the first belt pulley 14, a fourth bevel gear 18 is fixedly installed on the lower side of the fifth rotating shaft 16, the right side wall of the rotating cavity 66 is rotatably connected with a sixth rotating shaft 19, the left side of the sixth rotating shaft 19 is fixedly connected with a fifth bevel gear 21 engaged with the fourth bevel gear 18, the sixth rotating shaft 19 is fixedly connected with a third gear 20, the right side wall of the two detecting cavities 65 is fixedly connected with a fixed rotating shaft 44, the fixed rotating shaft 44 is rotatably connected with a rotating ring 45, a cavity 47 is arranged in the rotating ring 45, a sliding plate 48 is slidably connected in the cavity 47, and a sliding spring 49 is connected on the sliding plate 48, a contact lever 50 is fixedly arranged in the sliding plate 48, a signal plate 51 is fixedly arranged on the contact lever 50, an external gear 43 meshed with the third gear 20 is fixedly arranged on the left side of the rotating ring 45, the signal ring 46 is connected with a signal wire through the processing system 62, so that the first belt wheel 14 drives the fourth belt wheel 17 and the fourth bevel gear 18 to rotate through the second belt 15, the fifth bevel gear 21 and the third gear 20 are driven to rotate, the external gear 43 and the rotating ring 45 are driven to rotate, the contact lever 50 is driven to rotate, the sliding spring 49 enables the contact lever 50 to be always contacted with a cable, equipment moves, the contact lever 50 is driven to move, the contact lever 50 moves and rotates on the cable, when the contact lever 50 is contacted with a cable breakage position, the contact lever 50 moves radially, and the signal plate 51 is contacted with the signal ring 46, a signal is generated and transmitted to the processing system 62.
Advantageously, the distance measuring device 73 comprises a first signal block 54 fixedly installed on the front side wall of the counting chamber 70, a touch rod 52 is fixedly installed on the rolling wheel 38 on the lower side, a third pin shaft 56 is rotatably connected to the left and right side walls of the counting chamber 70, a swing rod 55 is fixedly installed on the third pin shaft 56, a rotating block 57 is fixedly installed on the lower side of the swing rod 55, a contact block 59 is slidably connected to the rotating block 57, a signal spring 58 is connected between the rotating block 57 and the contact block 59, the first signal block 54 is connected with the processing system 62 through a signal line, so that when the rolling wheel 38 rotates for one circle, the touch rod 52 pushes the swing rod 55 downwards to swing the swing rod 55, the rotating block 57 and the contact block 59 are driven to move, the contact block 59 contacts the first signal block 54 to generate a signal, and the signal is transmitted to the processing system 62, the processing system 62 records the number of times the signal is transmitted, and can calculate the distance to the cable breakage location.
In the initial state, the main motor 11 and the processing system 62 are not activated, the contact block 59 is separated from the first signal block 54, and the signal plate 51 is separated from the signal ring 46.
When the electric cable cleaner starts to work, the main motor 11 is started, the motor shaft 12 rotates to drive the first gear 13 and the first belt wheel 14 to rotate, the first gear 13 drives the second gear 23, the first bevel gear 24 and the second bevel gear 25 to rotate, the first bevel gear 24 and the second bevel gear 25 respectively drive the third bevel gear 27 to rotate in opposite directions to drive the second belt wheel 28 to rotate, the third rotating shaft 30 is driven to rotate through the first belt 29 to drive the fourth rotating shaft 36 and the rolling wheels 38 to rotate, the two rolling wheels 38 rotate in opposite directions, the transmission slide bar 33 and the rotation fixing rod 34 enable the rolling wheels 38 to change the distance according to the thickness of the electric cable, when the rolling wheels 38 move up and down, the transmission slide bar 33 and the rotation fixing rod 34 respectively rotate, the transmission slide bar 33 slides in the rotation fixing rod 34, the lifting spring 41 enables the friction belt 39 to cling to the electric cable, the friction belt 39 increases the friction force with, the driving device moves forward on the cable, the first belt wheel 14 drives the fourth belt wheel 17 and the fourth bevel gear 18 to rotate through the second belt 15, the fifth bevel gear 21 and the third gear 20 are driven to rotate, the external gear 43 and the rotating ring 45 are driven to rotate, the contact rod 50 is driven to always contact with the cable through the sliding spring 49, the device moves, the contact rod 50 is driven to move, the contact rod 50 moves and rotates on the cable, when the contact rod 50 contacts a cable damage position, the contact rod 50 moves radially, the signal plate 51 contacts with the signal ring 46, a signal is generated and transmitted into the processing system 62, when the rolling wheel 38 rotates for one circle, the contact rod 52 pushes the oscillating rod 55 to oscillate, the oscillating rod 55 oscillates, the rotating block 57 and the contact block 59 move, the contact block 59 contacts with the first signal block 54, the signal is generated and transmitted into the processing system 62, the processing system 62 records the number of signals, the distance of the cable breakage position can be calculated.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.
Claims (4)
1. The utility model provides a damaged equipment of eminence cable automatic check, includes the organism, its characterized in that: the cable displacement device is characterized in that an upper moving body and a lower moving body are fixedly arranged on the right side of the machine body, a processing system is fixedly arranged on the upper side of the machine body, a power cavity is arranged on the rear side of the machine body, a transmission cavity is arranged on the lower side of the power cavity, a roller cavity and a detection cavity are respectively arranged in the upper moving body and the lower moving body, a rotating cavity is arranged on the rear side of the upper moving body, and a moving device for moving equipment on a cable is arranged in the roller cavity; the moving device comprises a main motor fixedly arranged on the lower side wall of the power cavity, the main motor is in power connection with a motor shaft, a first gear and a first belt wheel are fixedly arranged on the motor shaft, a first rotating shaft is rotatably connected between the power cavity and the transmission cavity, a first bevel gear and a second gear meshed with the first gear are fixedly arranged on the upper side of the first rotating shaft, a second bevel gear is fixedly arranged on the lower side of the first rotating shaft, the front side walls of the power cavity and the transmission cavity are respectively and rotatably connected with a second rotating shaft, a second belt wheel is fixedly arranged on each second rotating shaft, a third bevel gear meshed with the first bevel gear and the second bevel gear is fixedly arranged on the rear side of each second rotating shaft, a fixed body is fixedly arranged on the lower side wall of the roller cavity on the lower side, and a counting cavity is arranged in the fixed body; the detection chamber is internally provided with a detection device for detecting cable damage, and the counting chamber is internally provided with a distance measuring device for measuring cable damage positions.
2. An automatic aerial cable breakage inspection apparatus as claimed in claim 1, wherein: a third rotating shaft is rotatably connected with the rear side wall of each roller cavity, a third belt wheel is fixedly arranged on the third rotating shaft, a first belt is connected between the second belt wheel and the third belt wheel, the front side of the third belt wheel is rotationally connected with a transmission slide rod, a first pin shaft is hinged between the transmission slide bar and the third rotating shaft, a rotary fixed rod is connected on the transmission slide bar through a spline, a fourth rotating shaft is rotatably connected on the rotating fixed rod, a second pin shaft is hinged between the rotating fixed rod and the fourth rotating shaft, the fourth rotating shaft is rotatably connected with a shaft sleeve, the front side of the rotating fixed rod is provided with a rolling wheel, a friction belt is fixedly arranged on the rolling wheel, the side wall of the roller cavity is fixedly provided with a suspension block, a lifting rod fixedly connected with the shaft sleeve is connected in the suspension block in a sliding manner, and a lifting spring is connected between the suspension blocks of the lifting rod.
3. An automatic aerial cable breakage inspection apparatus as claimed in claim 1, wherein: the detection device comprises signal rings fixedly arranged on the right side walls of the two detection cavities, the side wall of each rotation cavity is rotatably connected with a fifth rotating shaft, a fourth belt wheel is fixedly arranged on the fifth rotating shaft, a second belt is connected between the fourth belt wheel and the first belt wheel, a fourth bevel gear is fixedly arranged on the lower side of the fifth rotating shaft, the right side wall of each rotation cavity is rotatably connected with a sixth rotating shaft, a fifth bevel gear meshed with the fourth bevel gear is fixedly arranged on the left side of the sixth rotating shaft, a third gear is fixedly arranged on the sixth rotating shaft, a fixed rotating shaft is fixedly arranged on the right side walls of the two detection cavities, the fixed rotating shaft is rotatably connected with a rotating ring, a cavity is arranged in the rotating ring, a sliding plate is slidably connected in the cavity, a sliding spring is connected on the sliding plate, a contact rod is fixedly arranged in the sliding plate, and a signal plate is fixedly arranged on the contact rod, an external gear meshed with the third gear is fixedly arranged on the left side of the rotating ring, and the signal ring is connected with the processing system through a signal wire.
4. An automatic aerial cable breakage inspection apparatus as claimed in claim 1, wherein: the distance measuring device comprises a first signal block fixedly mounted on the front side wall of the counting cavity and a touch rod fixedly arranged on the rolling wheel, a third pin shaft is rotatably connected to the left side wall and the right side wall of the counting cavity, a swing rod is fixedly arranged on the third pin shaft, a rotating block is fixedly arranged on the lower side of the swing rod, a contact block is slidably connected onto the rotating block, a signal spring is connected between the rotating block and the contact block, and the first signal block is connected with a signal line through a processing system.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010550613.8A CN111665279A (en) | 2020-06-16 | 2020-06-16 | Automatic aerial cable damage checking equipment |
| GBGB2015287.2A GB202015287D0 (en) | 2020-06-16 | 2020-09-28 | Equipment for automatically inspecting damaged cables at high places |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010550613.8A CN111665279A (en) | 2020-06-16 | 2020-06-16 | Automatic aerial cable damage checking equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111665279A true CN111665279A (en) | 2020-09-15 |
Family
ID=72388064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010550613.8A Withdrawn CN111665279A (en) | 2020-06-16 | 2020-06-16 | Automatic aerial cable damage checking equipment |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN111665279A (en) |
| GB (1) | GB202015287D0 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112415149A (en) * | 2021-01-12 | 2021-02-26 | 浙江卫创电子科技有限公司 | Power cable detection device |
| CN112792259A (en) * | 2020-12-22 | 2021-05-14 | 深圳市成天泰电缆实业发展有限公司 | Cable protection performance testing device |
-
2020
- 2020-06-16 CN CN202010550613.8A patent/CN111665279A/en not_active Withdrawn
- 2020-09-28 GB GBGB2015287.2A patent/GB202015287D0/en not_active Ceased
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112792259A (en) * | 2020-12-22 | 2021-05-14 | 深圳市成天泰电缆实业发展有限公司 | Cable protection performance testing device |
| CN112792259B (en) * | 2020-12-22 | 2022-04-15 | 深圳市成天泰电缆实业发展有限公司 | Cable protection performance testing device |
| CN112415149A (en) * | 2021-01-12 | 2021-02-26 | 浙江卫创电子科技有限公司 | Power cable detection device |
Also Published As
| Publication number | Publication date |
|---|---|
| GB202015287D0 (en) | 2020-11-11 |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200915 |
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| WW01 | Invention patent application withdrawn after publication |