CN109019350A - A kind of warning device and bridge crane of anti-plate hook bill hanging pot trunnion - Google Patents
A kind of warning device and bridge crane of anti-plate hook bill hanging pot trunnion Download PDFInfo
- Publication number
- CN109019350A CN109019350A CN201810915612.1A CN201810915612A CN109019350A CN 109019350 A CN109019350 A CN 109019350A CN 201810915612 A CN201810915612 A CN 201810915612A CN 109019350 A CN109019350 A CN 109019350A
- Authority
- CN
- China
- Prior art keywords
- wireless signal
- warning device
- shell
- plate hook
- gravity sensor
- 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.)
- Granted
Links
Classifications
-
- 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
-
- 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
- B66C13/16—Applications of indicating, registering, or weighing devices
-
- 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
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B1/00—Systems for signalling characterised solely by the form of transmission of the signal
- G08B1/08—Systems for signalling characterised solely by the form of transmission of the signal using electric transmission ; transformation of alarm signals to electrical signals from a different medium, e.g. transmission of an electric alarm signal upon detection of an audible alarm signal
-
- 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
Abstract
The warning device for the anti-plate hook bill hanging pot trunnion that this programme provides, when the bill of plate hook is hung on molten metal ladle trunnion, molten metal ladle trunnion touch trigger bar, frizzen is by the weight transfer touched to gravity sensor, mechanical force is converted to electric signal transmission to monitoring device by gravity sensor, monitoring device is connected to after signal finds that bridge crane plate hook bill hangs over molten steel pot trunnion in time, it can be implemented separately or realize simultaneously that automatic alarm and cutting bridge crane master file rise power supply, accident is made to will not continue to deteriorate.This programme also provides a kind of bridge crane with above-mentioned warning device.
Description
Technical field
The present invention relates to bridge crane technical field, in particular to a kind of anti-plate hook bill hanging pot trunnion
Warning device and bridge crane.
Background technique
At present in metallurgy industry smelting process with bridge crane handling ladle, half cylinder of steel and hot-metal bottle back and forth,
It is more to transport number.Since bridge crane is higher from the ground, hoistman can not confirm whether big tank hangs up properly, and depend entirely on ground
Face refers to the meticulous confirmation of vehicle people.If ground refers to that vehicle people is confirmed, bridge crane master file hook bill is made to hang over ladle
On trunnion, ladle is risen and is raised to upper limit position by hoistman, as shown in Figure 1, easily causing to hang over hook when running cart
Molten metal ladle trunnion on point is detached from plate hook, so that ladle is fallen ground, molten steel, which is poured out, causes factory to ruin the serious accident that people dies.
Therefore, how providing one kind can find that bridge crane plate hook bill hangs over molten metal ladle trunnion in time, prevent thing
Therefore continue to deteriorate, it is a technical problem that technical personnel in the field need to solve at present.
Summary of the invention
In view of this, can find bridge in time the present invention provides a kind of warning device of anti-plate hook bill hanging pot trunnion
Formula hook of crane bill hangs over molten metal ladle trunnion, prevents accident from continuing to deteriorate.The present invention also provides one kind to have above-mentioned alarm
The bridge crane of device.
To achieve the above object, the invention provides the following technical scheme:
A kind of warning device of anti-plate hook bill hanging pot trunnion, comprising:
Shell, the shell are placed at plate hook bill；
The gravity sensor and frizzen being set in the shell, one end of the frizzen expose to the shell and
The other end offsets with the gravity sensor；
For receiving the monitoring device of the gravity sensor inductive signal, the monitoring device is receiving inductive signal
After can sound an alarm and/or cut off bridge crane master file rise control power supply.
Preferably, in above-mentioned warning device, the monitoring device includes wireless signal transmitter and reception of wireless signals
Device, the wireless signal receiver connect bridge crane master file rise control circuit, and the wireless signal transmitter is used for will
The gravity sensor electrical signal of reaction is transformed into wireless signal and is sent to the wireless signal receiver；The wireless signal
After receiver receives the wireless signal, the power supply of the bridge crane master file rise control circuit is cut off.
Preferably, in above-mentioned warning device, the monitoring device includes wireless signal transmitter and reception of wireless signals
Device, the wireless signal receiver connect alarm, and the wireless signal transmitter is used for the gravity sensor induced electricity
Signal is transformed into wireless signal and is sent to the wireless signal receiver；The wireless signal receiver is sent out to the alarm
Alarm signal out.
It preferably, further include power supply in above-mentioned warning device, the power supply and the wireless signal transmitter are respectively provided with
In in the shell.
Preferably, in above-mentioned warning device, the gravity sensor is placed in the outer casing bottom, the power supply and described
Through-hole is provided on wireless signal transmitter at relative position and is placed on the gravity sensor, the frizzen passes through the electricity
The through-hole of the source and the wireless signal transmitter and other end offsets with the gravity sensor.
Preferably, in above-mentioned warning device, the shell is cylindrical, is provided at the plate hook bill for accommodating
State the hole of shell.
Preferably, in above-mentioned warning device, the outer shell outer wall is equipped with external screw thread, and described hole inner wall is equipped with and institute
State the internal screw thread of external screw thread cooperation.
Preferably, in above-mentioned warning device, packing is additionally provided on the outer casing inner wall.
Preferably, in above-mentioned warning device, the shell includes the cylinder of top end opening and is detachably set to institute
The lid of opening is stated, the through-hole stretched out for avoiding described frizzen one end is offered on the lid.
This programme also provides a kind of bridge crane, fills including plate hook and the alarm being set on the plate hook bill
It sets, the warning device is above-mentioned warning device.
It can be seen via above technical scheme that the warning device for the anti-plate hook bill hanging pot trunnion that this programme provides, works as plate
When the bill of hook is hung on molten metal ladle trunnion, molten metal ladle trunnion touch trigger bar, frizzen is by the weight transfer touched to again
Mechanical force is converted to electric signal transmission to monitoring device by force snesor, gravity sensor, and monitoring device is connected to after signal in time
It was found that bridge crane plate hook bill hangs over molten steel pot trunnion, automatic alarm and cutting bridge can be implemented separately or realized simultaneously
Formula crane master file rises power supply, and accident is made to will not continue to deteriorate.This programme also provides a kind of bridge with above-mentioned warning device
Formula crane.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the operation chart under abnormal operation provided in an embodiment of the present invention on anti-plate hook bill hanging pot trunnion；
Fig. 2 is that anti-plate hook is hung on the operation chart on cage shoe axis under normal operating provided in an embodiment of the present invention；
Fig. 3 is the top view of warning device provided in an embodiment of the present invention；
Fig. 4 is the main perspective view of warning device provided in an embodiment of the present invention；
Fig. 5 is the main view of warning device provided in an embodiment of the present invention；
Fig. 6 is the structural schematic diagram of plate hook provided in an embodiment of the present invention；
Fig. 7 is the structural schematic diagram of the bridge crane provided in an embodiment of the present invention equipped with warning device.
In figure, frizzen 1, wireless signal transmitter 2, shell 3, power supply 4, gravity sensor 5, external screw thread 6, plate hook 7, plate
Hook plate lamination 8, molten metal ladle trunnion 9, wireless signal receiver 10, hole 11, packing 12.
Specific embodiment
The present invention provides a kind of warning devices of anti-plate hook bill hanging pot trunnion, can find bridge crane plate in time
Hook bill hangs over molten metal ladle trunnion, prevents accident from continuing to deteriorate.The present invention also provides a kind of bridge-types with above-mentioned warning device
Crane.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Fig. 3-Fig. 7, the invention discloses a kind of warning device of anti-plate hook bill hanging pot trunnion, including shell 3,
Gravity sensor 5, frizzen 1 and monitoring device.
Wherein, shell 3 is placed at 7 bill of plate hook, and gravity sensor 5 and frizzen 1 are set in shell 3.Frizzen 1
One end expose to shell 3, the end i.e. protrude from 7 bill outer surface of plate hook, and.The other end and gravity sensitive of frizzen 1
Device 5 offsets.When 7 bill of plate hook is hung on molten metal ladle trunnion 9, molten metal ladle trunnion 9 can touch 1 one end of frizzen, touch simultaneously
1 other end of bar is sent out by the weight transfer touched to gravity sensor 5.Monitoring device is for receiving the induction letter of gravity sensor 5
Number, monitoring device sounds an alarm or is cut off after receiving inductive signal bridge crane master file and rises control power supply.
The warning device for the anti-plate hook bill hanging pot trunnion that this programme provides, when the bill of plate hook 7 hangs over molten metal ladle trunnion 9
When upper, 9 touch trigger bar 1 of molten metal ladle trunnion, frizzen 1 is by the weight transfer touched to gravity sensor 5, gravity sensor
Mechanical force is converted to electric signal transmission to monitoring device by 5, and monitoring device is connected to after signal finds bridge crane plate hook in time
Bill hangs over molten steel pot trunnion, can be implemented separately or realize simultaneously that automatic alarm and cutting bridge crane master file rise electricity
Source makes accident will not continue to deteriorate.
In a specific embodiment, monitoring device includes wireless signal transmitter 2 and wireless signal receiver 10, nothing
Line signal projector 2 is for being transformed into wireless signal for 5 electrical signal of reaction of gravity sensor and being sent to wireless signal receiver
10, cutting bridge crane master file rises control power supply after wireless signal receiver 10 receives wireless signal.Bridge crane
Master file, which rises, to be stopped will be unable to raising.
In another embodiment specific implementation mode, monitoring device includes wireless signal transmitter 2 and wireless signal receiver 10,
Wireless signal transmitter 2 is for being transformed into wireless signal for 5 electrical signal of reaction of gravity sensor and being sent to reception of wireless signals
Device 10, wireless signal receiver 10 receive and issue alarm signal, the hair such as alarm such as buzzer to alarm after wireless signal
The sound reminds hoister to carry out operation control out.
This programme further includes power supply 4, and power supply 4 and wireless signal transmitter 2 are all set in shell 3.Power supply 4 is concretely
The batteries such as lithium battery, lead-acid battery.
Gravity sensor 5 is placed in 3 bottom of shell, be provided at relative position on power supply 4 and wireless signal transmitter 2 through-hole and
It is placed on gravity sensor 5, frizzen 1 passes through the through-hole and the other end and gravity sensitive of power supply 4 and wireless signal transmitter 2
Device 5 offsets.Specifically, gravity sensor 5 is mounted on the bottom of cylindrical shell 3, and lithium battery is mounted on the second layer, wireless signal
Transmitter 2 is mounted on third layer.
Further, shell 3 may be designed as cylindrical, and the hole 11 for accommodating shell 3 is provided at 7 bill of plate hook,
11 structure of hole does not influence the rigid structural of script at 7 bill of plate hook.
The connection relationship of shell 3 and 7 bill of plate hook can be embedded, and use thread connecting mode, dismantle installation side
Just quick.3 outer wall of shell is equipped with external screw thread 6, and 11 inner wall of hole is equipped with the internal screw thread cooperated with external screw thread.
Further, the cylinder of shell 3 including top end opening and the lid being detachably arranged at the opening are opened on lid
Equipped with the through-hole for avoiding the stretching of 1 one end of frizzen.It, will after gravity sensor 5, frizzen 1, power supply 4 are installed in shell 3
Through-hole is stretched out in lid seal, 1 one end of frizzen, exposes a bit of.
It is additionally provided on 3 inner wall of shell for the packing 12 to shell internal element damping.
In further specific embodiment, attacking upper silk mouth in the outside of Yuan Zhuxing shell 3 first is in shape of threads, i.e., outer
Then gravity sensor 5, lithium battery, wireless signal transmitter 2 are processed into cylinder by screw thread 6, and by lithium battery and wireless communication
Circular hole is processed into the centre of number transmitter 2, frizzen 1 can be passed through from the centre of lithium battery and wireless signal transmitter 2, gravity
Sensor 5 is mounted on the bottom of shell 3, and frizzen 1 is mounted on the centre of gravity sensor 5, be convenient for gravity for transport, lithium battery and
The superposition of wireless signal transmitter 2 is mounted in shell 3.Gravity sensor 5, lithium battery, wireless signal transmitter 2 outer layer with
Packing 12 is installed between cylindrical shell 3, seals up lid.Then, by one piece of plate hook at the bill position of plate hook 7
A hole 11 is bored with electric drill on steel plate lamination 8, and attacks upper silk mouth, i.e. internal screw thread on hole 11, by 3 picture of shell of warning device
The turn of the screw is equally tightened on the bill hole 11 of plate hook 7.Then wireless signal receiver 10 is mounted on operating room, and with master
Rise control circuit connection is rolled up, and controllable master file rises circuit.
The working principle of this programme is, after warning device installs, when bridge crane normal hanging fascia ladle is touched
Less than warning device, normal operation is not influenced completely.When ground refers to that vehicle personnel refer to that vehicle is not meticulous, when there is maloperation, that is,
When the bill of plate hook 7 is hung on molten metal ladle trunnion 9, molten metal ladle trunnion 9 will touch frizzen 1, and frizzen 1 will touch
Weight transfer to gravity sensor 5, mechanical force will be converted to electric signal transmission and give wireless signal transmitting by gravity sensor 5
Device 2, wireless signal transmitter 2, which has, is transformed into wireless signal for gravity sensing electric signal, and wireless signal transmitter 2 again will be wireless
Signal is emitted on the wireless signal receiver 10 in operating room, and wireless signal receiver 10 can automatically cut off bridge after being connected to signal
Formula crane master file rises control power supply, and bridge crane master file, which rises, to be stopped will be unable to raising, at this time bridge crane driver
Master file can be declined, the bill of plate hook 7 is made also to have left frizzen 1, the gravity on frizzen 1 while leaving molten metal ladle trunnion 9
It eliminates, will there is no gravity sensing signal on gravity sensor 5, the wireless signal receiver 10 in operating room will not receive alarm
After device signal, bridge crane master file rising control power up is normal, after plate hook 7 hangs up properly molten metal ladle trunnion 9 again, bridge-type
Crane can normal operation.
This programme additionally provides a kind of bridge crane, fills including plate hook 7 and the alarm being set on 7 bill of plate hook
It sets, warning device is the warning device in above-described embodiment.Using the bridge crane of above-mentioned warning device, it should also have report
The beneficial effect of alarm device, then this no longer repeats one by one.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of warning device of anti-plate hook bill hanging pot trunnion characterized by comprising
Shell (3), the shell (3) are placed at plate hook (7) bill；
The gravity sensor (5) and frizzen (1) being set in the shell (3), one end of the frizzen (1) expose to institute
It states shell (3) and the other end offsets with the gravity sensor (5)；
For receiving the monitoring device of the gravity sensor (5) inductive signal, the monitoring device is receiving the induction
Bridge crane master file can be sounded an alarm and/or cut off after signal rises control power supply.
2. warning device according to claim 1, which is characterized in that the monitoring device includes wireless signal transmitter
(2) it connects the bridge crane master file with wireless signal receiver (10), the wireless signal receiver (10) and rises control
Power supply, the wireless signal transmitter (2) are used to the gravity sensor (5) electrical signal of reaction being transformed into wireless signal concurrent
It send to the wireless signal receiver (10)；After the wireless signal receiver (10) receives the wireless signal, institute is cut off
State the power supply of bridge crane master file rise control circuit.
3. warning device according to claim 1, which is characterized in that the monitoring device includes wireless signal transmitter
(2) and wireless signal receiver (10), the wireless signal receiver (10) connect alarm, the wireless signal transmitter
(2) for the gravity sensor (5) electrical signal of reaction to be transformed into wireless signal and is sent to the wireless signal receiver
(10)；The wireless signal receiver (10) issues alarm signal to the alarm.
4. warning device according to claim 2 or 3, which is characterized in that it further include power supply (4), the power supply (4) and institute
Wireless signal transmitter (2) is stated to overlap in the shell (3).
5. warning device according to claim 4, which is characterized in that the gravity sensor (5) is placed in the shell (3)
Through-hole is provided at relative position on bottom, the power supply (4) and the wireless signal transmitter (2) and is placed in the gravity sensitive
On device (5), the frizzen (1) passes through through-hole and the other end and the institute of the power supply (4) and the wireless signal transmitter (2)
Gravity sensor (5) is stated to offset.
6. warning device according to claim 4, which is characterized in that the shell (3) is cylindrical, the plate hook (7)
The hole (11) for accommodating the shell (3) is provided at bill.
7. warning device according to claim 6, which is characterized in that shell (3) outer wall is equipped with external screw thread (6), institute
It states hole (11) inner wall and is equipped with the internal screw thread cooperated with the external screw thread.
8. warning device according to claim 1, which is characterized in that be additionally provided with shockproof material on shell (3) inner wall
Expect (12).
9. warning device according to claim 1, which is characterized in that the shell (3) include the cylinder of top end opening with
And the lid being detachably arranged at the opening, it offers on the lid and is stretched out for avoiding the frizzen (1) one end
Through-hole.
10. a kind of bridge crane, which is characterized in that including plate hook (7) and the alarm being set on the plate hook (7) bill
Device, the warning device are the described in any item warning devices of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810915612.1A CN109019350B (en) | 2018-08-13 | 2018-08-13 | Alarm device for preventing plate hook tip from being hung on tank trunnion and bridge crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810915612.1A CN109019350B (en) | 2018-08-13 | 2018-08-13 | Alarm device for preventing plate hook tip from being hung on tank trunnion and bridge crane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109019350A true CN109019350A (en) | 2018-12-18 |
| CN109019350B CN109019350B (en) | 2020-01-14 |
Family
ID=64633824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810915612.1A Active CN109019350B (en) | 2018-08-13 | 2018-08-13 | Alarm device for preventing plate hook tip from being hung on tank trunnion and bridge crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109019350B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113753764A (en) * | 2021-10-11 | 2021-12-07 | 本钢板材股份有限公司 | Wireless auxiliary confirmation method and device for hanging tank of large-scale metallurgical casting crane hook |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0459597A (en) * | 1990-06-27 | 1992-02-26 | Sumitomo Heavy Ind Ltd | Control device of crane |
| CA2085941A1 (en) * | 1992-09-04 | 1994-03-05 | Herbert D. Long, Jr. | Apparatus and method for securing a load to a lifting means |
| JP2001354388A (en) * | 2000-06-14 | 2001-12-25 | Mitsubishi Heavy Ind Ltd | Attachment/detachment detection type control mechanism for ladle hook |
| CN102659021A (en) * | 2012-05-16 | 2012-09-12 | 硅密（常州）电子设备有限公司 | Hoisting device with function of inducing wafer basket |
| DE102012015095A1 (en) * | 2012-08-01 | 2014-02-06 | Vdeh-Betriebsforschungsinstitut Gmbh | Hook for crane, has angle measuring unit, which determines displacement of center of gravity of hook in desired position, particularly in perpendicular direction, where angle measuring unit determines deflection from desired position |
| CN107098264A (en) * | 2017-06-07 | 2017-08-29 | 孔晓静 | A kind of suspension hook |
| CN206705516U (en) * | 2017-04-27 | 2017-12-05 | 钦州学院 | The self-locking suspension hook of anti-oscillating |
| CN206720560U (en) * | 2017-04-28 | 2017-12-08 | 丁灏 | A kind of hoisting and hanging it is special be easy to carry can weighing type chain rigging |
-
2018
- 2018-08-13 CN CN201810915612.1A patent/CN109019350B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0459597A (en) * | 1990-06-27 | 1992-02-26 | Sumitomo Heavy Ind Ltd | Control device of crane |
| CA2085941A1 (en) * | 1992-09-04 | 1994-03-05 | Herbert D. Long, Jr. | Apparatus and method for securing a load to a lifting means |
| JP2001354388A (en) * | 2000-06-14 | 2001-12-25 | Mitsubishi Heavy Ind Ltd | Attachment/detachment detection type control mechanism for ladle hook |
| CN102659021A (en) * | 2012-05-16 | 2012-09-12 | 硅密（常州）电子设备有限公司 | Hoisting device with function of inducing wafer basket |
| DE102012015095A1 (en) * | 2012-08-01 | 2014-02-06 | Vdeh-Betriebsforschungsinstitut Gmbh | Hook for crane, has angle measuring unit, which determines displacement of center of gravity of hook in desired position, particularly in perpendicular direction, where angle measuring unit determines deflection from desired position |
| CN206705516U (en) * | 2017-04-27 | 2017-12-05 | 钦州学院 | The self-locking suspension hook of anti-oscillating |
| CN206720560U (en) * | 2017-04-28 | 2017-12-08 | 丁灏 | A kind of hoisting and hanging it is special be easy to carry can weighing type chain rigging |
| CN107098264A (en) * | 2017-06-07 | 2017-08-29 | 孔晓静 | A kind of suspension hook |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113753764A (en) * | 2021-10-11 | 2021-12-07 | 本钢板材股份有限公司 | Wireless auxiliary confirmation method and device for hanging tank of large-scale metallurgical casting crane hook |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109019350B (en) | 2020-01-14 |
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