CN111638510A - Intelligent management and control device for large machinery - Google Patents
Intelligent management and control device for large machinery Download PDFInfo
- Publication number
- CN111638510A CN111638510A CN202010673101.0A CN202010673101A CN111638510A CN 111638510 A CN111638510 A CN 111638510A CN 202010673101 A CN202010673101 A CN 202010673101A CN 111638510 A CN111638510 A CN 111638510A
- Authority
- CN
- China
- Prior art keywords
- industrial
- control device
- intelligent management
- control board
- target
- 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.)
- Pending
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/86—Combinations of radar systems with non-radar systems, e.g. sonar, direction finder
- G01S13/867—Combination of radar systems with cameras
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/18—Control systems or devices
- B66C13/46—Position indicators for suspended loads or for crane elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
- B66C15/06—Arrangements or use of warning devices
- B66C15/065—Arrangements or use of warning devices electrical
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
- H04N23/661—Transmitting camera control signals through networks, e.g. control via the Internet
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mechanical Engineering (AREA)
- Multimedia (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Automation & Control Theory (AREA)
- Operation Control Of Excavators (AREA)
Abstract
The invention provides an intelligent management and control device for large machinery, which comprises a detection device, a central control device and a communication module, wherein the detection device is used for detecting the position of a large machinery; the detection device comprises an industrial control board, an image detection module, an inclination angle sensor and a plurality of distance measurement sensors; the inclination angle sensor, the distance measuring sensor and the image detection module are electrically connected with the industrial control board, and the industrial control board is in communication connection with the central control device through the communication module. The invention provides an intelligent management and control device for large machinery, which is used for monitoring the position and accurately detecting the near electric distance of the large machinery by combining an image detection module, an inclination angle sensor and a plurality of distance measuring sensors, thereby strengthening the construction safety technical prevention means of the large machinery and solving the problem that the electric facilities are easily damaged during the construction of the large machinery at present.
Description
Technical Field
The invention relates to the technical field of monitoring management, in particular to an intelligent management and control device for large machinery.
Background
In the operation and construction process of large-scale machinery, operation near electric power facilities is sometimes needed. However, when an operator of a large machine operates in a cab, the operator of the large machine may not control the large machine accurately in time, and may easily damage an adjacent electric power facility.
Among the prior art, the device to large-scale machinery management and control is not accurate enough, like a remove visual monitored control system, and the publication number is CN110122823A, only gathers to the real-time position of large-scale machinery, can not carry out accurate management and control in large-scale machinery work progress, causes the destruction to electric power facility easily.
Disclosure of Invention
The invention provides an intelligent management and control device for large machinery, aiming at overcoming the technical defect that the conventional large machinery is easy to damage electric facilities during construction.
In order to solve the technical problems, the technical scheme of the invention is as follows:
an intelligent control device for large machinery comprises a detection device, a central control device and a communication module; the detection device comprises an industrial control board, an image detection module and a plurality of distance measurement sensors; the distance measuring sensor and the image detection module are electrically connected with the industrial control board, and the industrial control board is in communication connection with the central control device through the communication module.
Preferably, the detection device further comprises an inclination angle sensor, and the inclination angle sensor is electrically connected with the industrial control board.
Preferably, the central control device comprises an industrial personal computer, a PLC (programmable logic controller), a touch screen and an audible and visual alarm, the industrial control board is in communication connection with the PLC through the communication module, and the PLC is electrically connected with the industrial personal computer, the touch screen and the audible and visual alarm.
Preferably, the system also comprises a remote control terminal and a 4G data transmission module, wherein the remote control terminal is in communication connection with the industrial personal computer through the 4G data transmission module.
Preferably, the distance measuring sensor is an industrial millimeter wave radar SR73, and a plurality of industrial millimeter wave radars SR73 are electrically connected with the industrial control board through CAN interfaces.
Preferably, the number of the industrial millimeter wave radar SR73 is not more than 8.
Preferably, the industrial millimeter wave radar SR73 calculates the target distance R, the target angle a and the target speed V by measuring parameters including the target identification ID, the target longitudinal distance D _ long, the target transverse distance D _ lat, the target transverse speed SP _ long and the target longitudinal speed SP _ lat, and the calculation formula is as follows:
V＝SP_longgcos A+SP_latgsin A。
preferably, the image detection module comprises an industrial camera, a cradle head, a light source element and a control processing module, the industrial camera, the cradle head and the light source element are electrically connected with the control processing module, and the control processing module is electrically connected with the industrial control panel.
Preferably, the tilt angle sensor obtains the projection height H of the large mechanical boom in the vertical direction and the projection length R and the offset in the horizontal direction in the corresponding state by measuring the vertical angle α and the horizontal angle β of the large mechanical boom, and the calculation formula is as follows:
H＝L sinα
R＝L cosα
wherein, L is the length of the suspension arm, and Δ x, Δ y and Δ z are the offset of the large mechanical suspension arm in the x direction, the y direction and the z direction respectively.
Compared with the prior art, the technical scheme of the invention has the beneficial effects that:
the invention provides an intelligent management and control device for large machinery, which is used for monitoring the position and accurately detecting the near electric distance of the large machinery by combining an image detection module and a plurality of distance measuring sensors, thereby strengthening the construction safety technical prevention means of the large machinery, reducing the construction accident rate of the large machinery, reducing the tripping event of power equipment caused by external force damage and comprehensively improving the safety and reliability of the power equipment.
Drawings
FIG. 1 is a schematic diagram of the module connection of the present invention;
FIG. 2 is a schematic diagram of boom measurement calculations in the present invention;
wherein: 1. a detection device; 11. an industrial control board; 12. an image detection module; 121. an industrial camera; 122. a holder; 123. a light source element; 124. a control processing module; 13. a ranging sensor; 14. a tilt angle sensor; 2. a central control device; 21. an industrial personal computer; 22. a PLC controller; 23. a touch screen; 24. an audible and visual alarm; 3. a communication module; 4. a remote control terminal; 5. 4G data transmission module.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent;
for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product;
it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The technical solution of the present invention is further described below with reference to the accompanying drawings and examples.
Example 1
As shown in fig. 1, the intelligent management and control device for large machinery comprises a detection device 1, a central control device 2 and a communication module 3; the detection device 1 comprises an industrial control board 11, an image detection module 12 and a plurality of distance measurement sensors 13; the distance measuring sensor 13 and the image detection module 12 are electrically connected with the industrial control board 11, and the industrial control board 11 is in communication connection with the central control device 2 through the communication module 3.
In the implementation process, the detection device 1 is installed at the top end of a large-scale mechanical arm, and the central control device 2 is installed in a cab of the large-scale machine; the console of the central control device 2 can be made of a base formed by splicing a control panel made of stainless steel and an aluminum profile.
More specifically, the detection device 1 further includes an inclination angle sensor 14, and the inclination angle sensor 14 is electrically connected to the industrial control board 11.
In the implementation process, the inclination angle sensor 14 is installed on the large mechanical boom, and by measuring the boom inclination angle and the horizontal rotation angle in real time, the projection length of the boom in the horizontal direction and the projection height of the boom in the vertical direction can be effectively measured, and meanwhile, the inclination angle sensor can be used for alarming the large mechanical inclination.
More specifically, well accuse device 2 includes industrial computer 21, PLC controller 22, touch-sensitive screen 23 and audible-visual annunciator 24, industrial control board 11 passes through communication module 3 with PLC controller 22 communication connection, PLC controller 22 with industrial computer 21, touch-sensitive screen 23, audible-visual annunciator 24 electrical connection.
In the implementation process, the communication module 3 is a wireless gateway, the PLC controller 22 receives the field detection data sent by the detection device 1 through the wireless gateway and forwards the field detection data to the industrial personal computer 21 for data processing, the I/O control console 122 controls the motion direction of the camera, and the audible and visual alarm 24 is controlled according to the collected information to realize the functions of system monitoring audible and visual alarm and the like. The touch screen 23 adopts a KTP700 human-computer interface to realize bidirectional communication between an operator and the machine equipment, and the operator can check, process, monitor and manage position information, alarm information, distance information and the like through the KTP700 human-computer interface.
In the implementation process, the PLC controller 22 is SIMATIC S7-1200, and the SIMATIC S7-1200 is a compact and modular PLC, and can complete tasks such as simple logic control, high-level logic control, HMI (human machine interface) and network communication.
More specifically, the system further comprises a remote control terminal 4 and a 4G data transmission module 5, wherein the remote control terminal 4 is in communication connection with the industrial personal computer 21 through the 4G data transmission module 5.
In the implementation process, the industrial personal computer 21 transmits data to the remote control terminal 4 through 4G wireless communication, so that the remote monitoring function is realized.
More specifically, the distance measuring sensor 13 is an industrial millimeter wave radar SR73, and a plurality of industrial millimeter wave radars SR73 are electrically connected with the industrial control board 11 through a CAN interface.
In the implementation process, the industrial millimeter wave radar SR73 has the characteristics of high detection sensitivity, strong anti-interference capability, easy installation and all-weather all-day-long work, and meets the rigorous requirements of industrial application on safety, quality and robustness. The SR73 radar supports a CAN interface, the transmission rate is 500kbps, the field application requirements are met, SR73 transmits radar signals to the periphery, and the received signals are processed by an internal algorithm, so that the dynamic information of a plurality of groups of targets CAN be obtained.
More specifically, the number of the industrial millimeter wave radar SR73 is not more than 8.
In the implementation process, at most 8 industrial millimeter wave radars SR73 CAN be configured on one CAN interface, and the specific use number CAN be determined according to the user requirements and application scenarios; the industrial millimeter wave radar SR73 has the input of the speed and distance parameter information of nearby objects and the output of the industrial millimeter wave radar SR73 state and target object data information.
More specifically, the industrial millimeter wave radar SR73 calculates the target distance R, the target angle a and the target speed V by measuring parameters including the target identification ID, the target longitudinal distance D _ long, the target transverse distance D _ lat, the target transverse speed SP _ long and the target longitudinal speed SP _ lat, and the calculation formula is as follows:
V＝SP_longgcos A+SP_latgsin A。
in the implementation process, SR73 transmits radar signals to the periphery, and the received signals are processed by an internal algorithm, so that the dynamic information of multiple groups of targets can be acquired.
More specifically, the image detection module 12 includes an industrial camera 121, a cradle head 122, a light source element 123 and a control processing module 124, the industrial camera 121, the cradle head 122 and the light source element 123 are all electrically connected to the control processing module 124, and the control processing module 124 is electrically connected to the industrial control board 11.
In the implementation process, the image detection module 12 converts the detected target into an image signal by using the industrial camera 121 and transmits the image signal to the control processing module 124, the control processing module 124 converts the image signal into a digital signal according to the information of pixel distribution, brightness, color and the like, and the function of automatically identifying the target is realized by extracting the characteristics of the target, such as area, number, position and length, and outputting the result of parameters, such as size, angle, number and the like, according to the preset allowance and other conditions.
More specifically, as shown in fig. 2, the tilt angle sensor 14 obtains the projection height H of the large mechanical boom in the vertical direction and the projection length R and the offset in the horizontal direction by measuring the vertical angle α and the horizontal angle β of the large mechanical boom, and the calculation formula is:
H＝L sinα
R＝L cosα
wherein, L is the length of the suspension arm, and Δ x, Δ y and Δ z are the offset of the large mechanical suspension arm in the x direction, the y direction and the z direction respectively.
In the implementation process, the inclination angle sensor 14 is installed at the top end of the boom, so that the lifting angle measurement is realized, meanwhile, the safety of the boom is detected, and the inclination angle sensor can also be used for controlling and adjusting the lifting angle of the boom.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (9)
1. The intelligent management and control device for the large machinery is characterized by comprising a detection device (1), a central control device (2) and a communication module (3); the detection device (1) comprises an industrial control board (11), an image detection module (12) and a plurality of distance measurement sensors (13); the distance measuring sensor (13) and the image detection module (12) are electrically connected with the industrial control board (11), and the industrial control board (11) is in communication connection with the central control device (2) through the communication module (3).
2. The intelligent management and control device for large machines according to claim 1, wherein the detection device (1) further comprises an inclination angle sensor (14), and the inclination angle sensor (14) is electrically connected with the industrial control board (11).
3. The large-scale mechanical intelligent management and control device according to claim 1, wherein the central control device (2) comprises an industrial personal computer (21), a PLC (programmable logic controller) (22), a touch screen (23) and an audible and visual alarm (24), the industrial control board (11) is in communication connection with the PLC (22) through the communication module (3), and the PLC (22) is electrically connected with the industrial personal computer (21), the touch screen (23) and the audible and visual alarm (24).
4. The intelligent management and control device for the large-scale machinery according to claim 1, further comprising a remote control terminal (4) and a 4G data transmission module (5), wherein the remote control terminal (4) is in communication connection with the industrial personal computer (21) through the 4G data transmission module (5).
5. The intelligent management and control device for large-scale machinery according to claim 1, wherein the distance measuring sensor (13) is an industrial millimeter wave radar SR73, and a plurality of industrial millimeter wave radars SR73 are electrically connected with the industrial control board (11) through a CAN interface.
6. The intelligent management and control device for large machines according to claim 5, wherein the number of the industrial millimeter wave radars SR73 is not more than 8.
7. The intelligent large-scale machinery management and control device as claimed in claim 5 or 6, wherein the industrial millimeter wave radar SR73 calculates the target distance R, the target angle A and the target speed V by measuring parameters including the target identification ID, the target longitudinal distance D _ long, the target transverse distance D _ lat, the target transverse speed SP _ long and the target longitudinal speed SP _ lat according to the following calculation formula:
8. the intelligent management and control device for the large machines according to claim 1, wherein the image detection module (12) comprises an industrial camera (121), a cradle head (122), a light source element (123) and a control processing module (124), the industrial camera (121), the cradle head (122) and the light source element (123) are all electrically connected with the control processing module (124), and the control processing module (124) is electrically connected with the industrial control board (11).
9. The intelligent management and control device for large machinery according to claim 2, wherein the inclination angle sensor (14) obtains the projection height H of the large machinery boom in the vertical direction and the projection length R and the offset in the horizontal direction in the corresponding state by measuring the vertical angle α and the horizontal angle β of the large machinery boom, and the calculation formula is as follows:
H＝L sinα
R＝L cosα
wherein, L is the length of the suspension arm, and Δ x, Δ y and Δ z are the offset of the large mechanical suspension arm in the x direction, the y direction and the z direction respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010673101.0A CN111638510A (en) | 2020-07-14 | 2020-07-14 | Intelligent management and control device for large machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010673101.0A CN111638510A (en) | 2020-07-14 | 2020-07-14 | Intelligent management and control device for large machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111638510A true CN111638510A (en) | 2020-09-08 |
Family
ID=72328821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010673101.0A Pending CN111638510A (en) | 2020-07-14 | 2020-07-14 | Intelligent management and control device for large machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111638510A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203325160U (en) * | 2013-06-20 | 2013-12-04 | 国家电网公司 | External force prevention alarm monitoring system for construction under large machine overhead lines |
| CN104464173A (en) * | 2014-12-03 | 2015-03-25 | 国网吉林省电力有限公司白城供电公司 | Power transmission line external damage protection system based on space image three-dimensional measurement |
| CN205419603U (en) * | 2016-02-16 | 2016-08-03 | 西安赫斯曼起重机械设备有限公司 | Novel cantilever crane |
| CN106429842A (en) * | 2016-09-28 | 2017-02-22 | 山东华旗新能源科技有限公司 | Safe and intelligent unmanned tower crane system and method |
| JP6177400B1 (en) * | 2016-08-25 | 2017-08-09 | 株式会社タダノ | Crane truck |
| CN108010266A (en) * | 2017-11-10 | 2018-05-08 | 陈永 | A kind of closely electric safety early warning device of construction machinery |
| CN109656153A (en) * | 2017-10-12 | 2019-04-19 | 中国科学院沈阳自动化研究所 | A kind of cement shaft tower electrical verification and ground line robot control system |
-
2020
- 2020-07-14 CN CN202010673101.0A patent/CN111638510A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203325160U (en) * | 2013-06-20 | 2013-12-04 | 国家电网公司 | External force prevention alarm monitoring system for construction under large machine overhead lines |
| CN104464173A (en) * | 2014-12-03 | 2015-03-25 | 国网吉林省电力有限公司白城供电公司 | Power transmission line external damage protection system based on space image three-dimensional measurement |
| CN205419603U (en) * | 2016-02-16 | 2016-08-03 | 西安赫斯曼起重机械设备有限公司 | Novel cantilever crane |
| JP6177400B1 (en) * | 2016-08-25 | 2017-08-09 | 株式会社タダノ | Crane truck |
| CN106429842A (en) * | 2016-09-28 | 2017-02-22 | 山东华旗新能源科技有限公司 | Safe and intelligent unmanned tower crane system and method |
| CN109656153A (en) * | 2017-10-12 | 2019-04-19 | 中国科学院沈阳自动化研究所 | A kind of cement shaft tower electrical verification and ground line robot control system |
| CN108010266A (en) * | 2017-11-10 | 2018-05-08 | 陈永 | A kind of closely electric safety early warning device of construction machinery |
Non-Patent Citations (1)
| Title |
|---|
| 王国辉: "基于X波段雷达测距的吊车防撞高压线监测系统", 《电子测试》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108731788B (en) | Visual detection device and method for low-frequency vibration of aerial work arm | |
| US20210171324A1 (en) | Engineering machinery and dynamic anti-collision method, device, and system for operation space of the engineering machinery | |
| CN211110736U (en) | Novel tower crane safety and video monitoring system | |
| US20190359455A1 (en) | Tower crane | |
| CN102826456B (en) | Heavy construction equipment encoder spatial location, Intelligent collision avoidance system | |
| CN102976210A (en) | Safe distance detection and early-warning device and method for power construction equipment | |
| CN113682960B (en) | Visual tower crane control system and control method | |
| CN114898523A (en) | Power transmission line image monitoring method and device with distance measuring function | |
| CN108627111A (en) | Drilling hole on-line measuring device and its online test method | |
| CN111170184B (en) | Real-time monitoring and early warning system and method for tower crane | |
| CN114988305A (en) | Early warning method for preventing suspension arm vehicle from electric shock during operation | |
| CN114352336A (en) | Fully-mechanized coal mining face intelligent control system and method | |
| CN113885419A (en) | Tower crane safety monitoring system | |
| CN111638510A (en) | Intelligent management and control device for large machinery | |
| CN109019349A (en) | fault detection method, detector, computer storage medium and crane | |
| CN205378105U (en) | Automatic detecting system that tours of abnormal state of belt group | |
| CN108534860A (en) | A kind of weight material-level detection system and detection method based on image analysis | |
| CN202766129U (en) | Space location intelligent anti-collision system of large construction device coder | |
| JPH06347220A (en) | Image monitoring device and its usage | |
| CN111060015A (en) | Small-amplitude displacement detection device for stacker in movement vertical direction | |
| CN213802614U (en) | Visual control device for lifting hook of tower crane in constructional engineering | |
| CN110777874A (en) | Anti-collision control system of loader | |
| CN106969720B (en) | Integrated intelligent monitoring control system and method for thread pair clearance of ship lift safety mechanism | |
| CN111474530B (en) | Laser radar platform-based working distance measurement system and application method thereof | |
| CN205328472U (en) | Lifting hook incline monitoring system of high pedestal jib crane |
Legal Events
| 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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200908 |