CN108002240A - Container lifting transfer platform - Google Patents
Container lifting transfer platform Download PDFInfo
- Publication number
- CN108002240A CN108002240A CN201711164881.0A CN201711164881A CN108002240A CN 108002240 A CN108002240 A CN 108002240A CN 201711164881 A CN201711164881 A CN 201711164881A CN 108002240 A CN108002240 A CN 108002240A
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- Prior art keywords
- guider
- container
- guide surface
- inclined guide
- transfer platform
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- 238000012546 transfer Methods 0.000 title claims abstract description 73
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 22
- 230000007704 transition Effects 0.000 claims abstract description 8
- 238000013021 overheating Methods 0.000 claims description 3
- 238000005299 abrasion Methods 0.000 abstract description 15
- 238000013461 design Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C17/00—Overhead travelling cranes comprising one or more substantially horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports
- B66C17/06—Overhead travelling cranes comprising one or more substantially horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports specially adapted for particular purposes, e.g. in foundries, forges; combined with auxiliary apparatus serving particular purposes
- B66C17/20—Overhead travelling cranes comprising one or more substantially horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports specially adapted for particular purposes, e.g. in foundries, forges; combined with auxiliary apparatus serving particular purposes for hoisting or lowering heavy load carriers, e.g. freight containers, railway wagons
-
- 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
Abstract
The invention discloses a kind of container lifting transfer platform, relatively-stationary first guider and the second guider are provided with transfer platform, therebetween container pedestal is fixed with, the top of the opposite face of the two is inclined guide surface, and lower part is vertically-guided face；The angle of inclined guide surface and transfer platform is between 65 ° 75 °；And the transition in the form of cambered surface between inclined guide surface and vertically-guided face；The stroke of inclined guide surface is increased using the larger design of inclined guide surface angle with horizontal plane, ensure that inclined guide surface bears the impact of container angle and corner post, after container is gradually parallel with inclined guide surface, the cambered surface Transition Design in inclined guide surface and vertically-guided face ensures that container mitigates the collision and abrasion to container side wall when entering transfer platform, container bottom board side and side wall contact to form guiding role with vertically-guided face again, avoid collision and friction of the guider to container body.
Description
Technical field
The invention belongs to automatic dock technical field, is to be related to a kind of container lifting transfer platform specifically.
Background technology
The efficiency of loading and unloading of current automated container terminal both domestic and external is not generally high, traces it to its cause and is to be responsible for bank dress
The efficiency of loading and unloading of the crane unloaded is not high.
To improve the efficiency of bank handling system, the full-automatic container terminal bank handling in now runing and build are set
The standby gantry crane for mostly selecting double trolley structure type, as shown in Figure 1, in the gantry crane, main carriage is equipped with the upper track of crossbeam 1
2 and run, run in the lower tracks of doorframe crossbeam 3 equipped with door frame trolley 4 and on that track on that track, in doorframe horizontal stroke
The lower section shape of beam has the transfer platform 5 for setting container space, and ship borne containers are hung to transfer by main carriage by running track
On platform, the container on transfer platform is hung on ground handling trolley by door frame trolley one by one by running track；Trackside loads and unloads
Vice versa for operation.Among these, door frame trolley uses fully automatic operation pattern, its range ability is short, running route is fixed, by ring
The influence of the uncertain factor such as border, weather, artificial is small, and operating efficiency is far above the efficiency of main carriage.
Main carriage is sling container between ship and transfer platform by steel wire, suspender and is loaded and unloaded, since container passes through
The soft connection of steel wire rope, therefore the operation stability of the efficiency of loading and unloading subject container of main carriage has a great influence, to ensure to collect
Stability in vanning cargo handling process, a kind of existing embodiment are that guider as shown in Figure 1 is set in transfer platform
6 pairs of containers implement positioning, but there is also following technical problem：Container is during guide groove is directed into, container
Rub between bottom plate side and tank wall and guider larger, easily cause the abrasion deformation of container body, and reduce main carriage
Work efficiency.
The content of the invention
This application provides a kind of container lifting transfer platform, the guiding of existing container lifting transfer platform is solved
Device causes container the technical problem of abrasion.
In order to solve the above technical problems, the application is achieved using following technical scheme：
It is proposed a kind of container lifting transfer platform, including transfer platform, relatively-stationary is provided with the transfer platform
One guider and the second guider, container platform is fixed between first guider and second guider
The top of the opposite face of seat, first guider and second guider is inclined guide surface, and lower part is vertical
Guide surface；The angle of the inclined guide surface and the transfer platform is between 65 ° -75 °；And the inclined guide surface with it is described
The transition in the form of cambered surface between vertically-guided face.
Further, first guider is different with the height of second guider.
Further, the width in the vertically-guided face is narrower than the width of the inclined guide surface；The inclined guide surface
Bottom be higher than the container pedestal；Lead to inside first guider and second guider for personnel protection
Road.
Further, the container lifting transfer platform guider further includes the 3rd guider；Described first leads
The extra large side of the transfer platform is fixed on to device, the 3rd guider is fixed on the trackside of the transfer platform, described
Second guider is fixed between first guider and the 3rd guider；First guider and institute
State that the 3rd guider is contour, and the height of first guider and the 3rd guider is oriented to higher than described second
The height of device；One upper lateral part of relatively described first guider of second guider is the first inclined guide surface, institute
The upper lateral part for stating relatively described 3rd guider of the second guider is the second inclined guide surface.
Further, it is fixed with wearing plate, facing plate in the inclined guide surface.
Further, the wearing plate, facing plate is through Overheating Treatment.
Further, installed on first guider, second guider and/or the 3rd guider
There is supporter；The setting height(from bottom) of the supporter is less than the top of the container pedestal.
Further, the vertical height of the inclined guide surface of first guider is 1500mm-1600mm；Described
The vertical height of the inclined guide surface of two guiders is 1300mm-1400mm；The height of the container pedestal is 1450mm-
1550mm。
Further, the height of first guider and second guider difference 350mm-450mm.
Further, the width of the personnel protection passage is not less than the first width value when higher than the first setting height,
It is not less than the second width value when higher than the second setting height.
Compared with prior art, the advantages of the application and good effect is：The container lifting transfer that the application proposes is put down
In platform, make that container is safer, efficiently passes in and out transfer platform to reduce abrasion of the guider to container, by rationally setting
Count guider inclined guide surface and horizontal plane angle and its transition face form with vertically-guided face, guarantee container into
When entering container pedestal, the frictional force between guide surface and container is minimum, mitigates frictional force to container side wall and bottom plate side
The abrasion on side, the guider for solving existing container lifting transfer platform cause container the technical problem of abrasion,
So as to also improve the efficiency of loading and unloading of the container in transfer platform.
After the detailed description of the application embodiment is read in conjunction with the figure, other features and advantage of the application will become more
Add clear.
Brief description of the drawings
Fig. 1 is double trolley structure diagram in the existing gantry crane that the application proposes；
Fig. 2 is the structure diagram for the container lifting transfer platform that the application proposes；
Fig. 3 is the structure diagram for the container lifting transfer platform that the application proposes；
Fig. 4 is container and inclined guide surface stress diagram in the application.
Embodiment
The embodiment of the application is described in more detail below in conjunction with the accompanying drawings.
The container lifting transfer platform that the application proposes, as shown in Fig. 2, including transfer platform 7, sets on transfer platform 7
Be equipped with relatively-stationary first guider, 31 and second guider 32, the first guider 31 and the second guider 32 it
Between be fixed with container pedestal 6, the top of the opposite face of the first guider 31 and the second guider 32 is inclined guide surface
301, lower part is vertically-guided face 302；Inclined guide surface 301 and transfer platform 7, namely horizontal plane angle 65 ° -75 ° it
Between；And the transition in the form of cambered surface between inclined guide surface 301 and vertically-guided face 092.
In the container lifting transfer platform scheme that the application proposes, two guiders are acted on to container
Inclined guide surface carried out force analysis：As shown in figure 4, the pressure perpendicular to inclined guide surface 301 is, wherein G is the gravity of container, and F draws high power for main carriage to container；Inclined guide surface
301 frictional force,For friction coefficient；In container it can be seen from friction formula
In the case of identical in quality, frictional force f between inclined guide surface and babinet only with inclined guide surface angle with horizontal plane more than
String is proportional, and angle is bigger, and frictional force is smaller, therefore, in the embodiment of the present application, for increase inclined guide surface 301 and horizontal plane
Angle, in the design as far as possible extend inclined guide surface stroke, to increase its angle with horizontal plane；Due to guider height
Degree is limited to the design height of the lifting altitude sum aggregate vanning pedestal of door frame trolley, and inclined guide surface is set in the embodiment of the present application
Horizontal sextant angle with transfer platform is between 65 ° -75 °.
The upper part of first guider and the second guider is inclined guide surface structure, inclined guide surface 301
Lower end is higher by the about 150mm-250mm of container pedestal 6, since the side of container lower raft is i-beam structure, highly has
160mm, to make following uniform force on the I-steel of container base side, lower part is then designed to 302 knot of vertically-guided face
Structure；Container can enter guide groove under the guiding of inclined guide surface with the state to tend towards stability, and vertically-guided face 302 is higher by
The part of container pedestal 6 enables to container after guide groove is entered, more stable to be positioned in transfer platform.
This structure can ensure container during transfer platform is entered, the higher angle of intensity on container structure
Part and corner post are contacted with inclined guide surface 301, are withstood shocks by inclined guide surface 301, prevent the position of container weakness with leading
Contacted to device, with the decline of suspender, container is gradually parallel with inclined guide surface, inclined guide surface 301 and vertically-guided
Cambered surface interim form can mitigate collision and the abrasion to container bottom board side and side plate, container bottom board side between face 302
Contact to form guiding role with vertically-guided face 302 again, avoid collision and abrasion of the guider to container body.,
Wearing plate, facing plate 4 is fixed with inclined guide surface 301, which selects high rigidity, wear-resisting metal material, and sheet metal thickness is big
In 10mm, in order to increase the metal hardness of inclined guide surface, wearing plate, facing plate 4 need to be through Overheating Treatment；Inclined guide surface 301 and wearing plate, facing plate
Separate machined manufacture, wearing plate, facing plate 4 by bolt or card slot be fixed on tilt machined surface on, easy to after wearing plate, facing plate abrasion deformation more
Change.
In the container lifting transfer platform that above-mentioned the application proposes, make collection to reduce abrasion of the guider to container
Case it is safer, efficiently pass in and out transfer platform, by rationally designing the inclined guide surface of guider and the angle of horizontal plane
With its transition cambered surface form with vertically-guided face, ensure container when entering container pedestal, between guide surface and container
Frictional force it is minimum, mitigate abrasion of the frictional force to container side wall and bottom plate side, solve in existing container lifting
The guider for turning platform causes container the technical problem of abrasion, so as to also improve handling of the container in transfer platform
Efficiency.At the same time in inclined guide surface increase wearing plate, facing plate by way of, easy to during container guide-localization to be oriented to
Device produces the replacement collided after damage is caused to guider.
The container lifting transfer platform that above-mentioned the application proposes, in normal operation, namely when wind speed is less than 13m/s,
It is smoothly placed on transfer by the guiding of the first guider 31 and the second guider 32 and put down by container 1 by main carriage suspender
On the container pedestal 6 of platform 7, the stroke of the first guider 31 and the second guider 32 due to extending inclined guide surface 301
Guide surface and the angle of container base are increased, the frictional force between container and two guiders is reduced, reduces two
Impact between a guider and container, reduces the abrasion to container.
Also, shown in the sectional view of container lifting transfer platform as shown in Figure 3, it can use and increase inclined guide surface
The mode of 301 vertical heights increases the region area of inclined guide surface 301, changes or when scattered container enters transfer platform
The stress point of container when being contacted with two guiders, further reduces two rushing between guider and container
Hit, further reduce the abrasion to container.
Based on above-mentioned, main carriage suspender can decontrol system to packaging completely when transfer platform puts case automatically, in control
Contraposition of the case 1 with container pedestal 6 above transfer platform is precisely controlled, when suspender container enters 31 He of the first guider
During 32 upper area scope of the second guider, suspender container 1 is directly passed through two by system control raising suspender without pausing
The guiding of a guider, smoothly falls into container pedestal 6, effectively raises the efficiency of loading and unloading of the main carriage in transfer platform.
In strong wind weather operation, namely when wind speed is more than 13m/s, transfer platform upper area is due to column and crossbeam
Block, be easily formed irregular whirlwind, when empty van operation can cause suspender container to be reversed above transfer platform so that bridge
It is almost out of hand to container to hang the anti-torsion system of itself, if container makes a forcible entry into guide groove and easily causes babinet to tilt,
Enter the efficiency of transfer platform to improve container, in the embodiment of the present application, using the first guider 31 and the second guider
32 not contour modes solve.
Specifically, being located at extra large side with the first guider 31, the second guider 32 is located at exemplified by trackside, and first is oriented to dress
The height for putting 31 is higher than the second guider 32, is optimal to be higher by 350mm-450mm.During operation, with manual or automatic control
Mode causes container to be parked in the region of the top about 200mm of the second guider 32, due to the first guider 31 and
There is difference of height, at this time, by container at a slow speed toward reclining on the first guider 31, when container is complete between two guiders 32
When leaning against entirely on the first guider 31, main carriage suspender descending at slow speed, first makes container smoothly fall into guide groove, main carriage is again
6 center of container pedestal slowly is moved to, container can be taken advantage of a situation and import transfer platform 7.
In the embodiment of the present application, as shown in figure 3, the vertical height in vertically-guided face 302 is shorter than hanging down for inclined guide surface 301
Straight height；Ensure that inclined guide surface 301 has stroke as long as possible, and the vertical height in vertically-guided face is shorter, it is opposite to subtract
Small stroke of the container in vertical direction, reduces the scraping of container and guide groove.
In the embodiment of the present application, the width D 1 in vertically-guided face 302 is narrower than the width D 2 of inclined guide surface 301；Vertically lead
It is higher than container pedestal 6 to the bottom in face 302, is optimal using 150mm-250mm；First guider 31 and the second guider
32 inside are personnel's protection channel 5.After container smoothly enters transfer platform 7, platform indicator light 10 lights, operating personnel
The dismounting work of container lock pin is carried out into personnel protection passage 5.Since the width in vertically-guided face 302 is narrower than oriented
The width in face 301, this causes the lower end of inclined guide surface 301 to be mostly in vacant state, and container falls into container pedestal 6
After, the corner fittings of container is leaked out, so that operating personnel dismount the lock pin at case angle in personnel protection passage.Specifically should
In, the width of personnel protection passage is not less than the first width value when higher than the first setting height, high higher than the second setting
It is not less than the second width value when spending, the first setting height such as 1700mm here, the first width value such as 850mm, second sets
Fixed height such as 1900mm, the second width value such as 700mm, to ensure that operating personnel pass through security in operation.
In practical application, it is transfer efficient in raising, as shown in Fig. 2, container lifting transfer platform can also include
3rd guider 33, the first guider 31 are fixed on the extra large side of transfer platform, and the 3rd guider 33 is then fixed on transfer
The trackside of platform, the second guider 32 are fixed between the first guider and the 3rd guider, the first guider 31
With the 3rd guider 33 can centered on the second guider 32 it is symmetrical；First guider 31 and the 3rd is oriented to dress
Put 32 contour, and the height of the first guider 31 and the 3rd guider 33 is higher than the height of the second guider 32；Second
Guider 32 is the first inclined guide surface with respect to a upper lateral part of the first guider, and the second guider is oriented to respect to the 3rd
One upper lateral part of device is the second inclined guide surface.
Using the vertical height of the first guider 31 and the inclined guide surface of the 3rd guider 33 as 1500mm-
1600mm, the vertical height of two symmetrical first inclined guide surfaces and the second inclined guide surface of the second guider are
1300mm-1400mm, exemplified by the height of container pedestal is 1450mm-1550mm, is oriented in the first guider 31, second and fills
Put 32 and/or the 3rd supporter 8 is installed on guider 33, and the setting height(from bottom) of the supporter 8 is less than container pedestal 6
Top, for operating personnel in personnel protection channel operation upper container corner lock pin, supporter personnel easy to operation store lock pin, rise
To labor intensity is reduced, the technique effect of personnel's disassembly efficiency is improved.
The container lifting transfer platform that above-mentioned the application proposes, using the conjunction that inclined guide surface angle with horizontal plane is larger
Reason design, increases the stroke of inclined guide surface, ensures container during transfer platform is entered, stronger on container structure
Corner fittings and corner post are contacted with inclined guide surface, are withstood shocks by inclined guide surface, prevent the position of container weakness from being filled with being oriented to
Collision is put, with the decline of suspender, container is gradually parallel with inclined guide surface, at this time, inclined guide surface and vertically-guided face
Cambered surface Transition Design, ensure that container mitigates collision and abrasion to container side wall, container when entering transfer platform
Bottom plate side and side wall further contact to form guiding role with vertically-guided face, avoid guider to container body
Collision and friction, improve the security and efficiency of handling operation.
It should be noted that it is limitation of the present invention that described above, which is not, the present invention is also not limited to the example above,
The variations, modifications, additions or substitutions that those skilled in the art are made in the essential scope of the present invention, also should
Belong to protection scope of the present invention.
Claims (10)
1. container lifting transfer platform, including transfer platform, relatively-stationary first is provided with the transfer platform and is oriented to
Device and the second guider, container pedestal is fixed between first guider and second guider, its
It is characterized in that,
The top of the opposite face of first guider and second guider is inclined guide surface, and lower part is vertical
Guide surface；The angle of the inclined guide surface and the transfer platform is between 65 ° -75 °；And the inclined guide surface with it is described
The transition in the form of cambered surface between vertically-guided face.
2. container lifting transfer platform according to claim 1, it is characterised in that first guider and described
The height of second guider is different.
3. container lifting transfer platform according to claim 1, it is characterised in that the width in the vertically-guided face is narrow
In the width of the inclined guide surface；The bottom of the inclined guide surface is higher than the container pedestal；
It is personnel's protection channel inside first guider and second guider.
4. according to claim 1-3 any one of them container lifting transfer platforms, it is characterised in that the container lifting
Transfer platform guider further includes the 3rd guider；
First guider is fixed on the extra large side of the transfer platform, and the 3rd guider, which is fixed on the transfer, puts down
The trackside of platform, second guider are fixed between first guider and the 3rd guider；Described
One guider and the 3rd guider are contour, and the height of first guider and the 3rd guider is high
In the height of second guider；
One upper lateral part of relatively described first guider of second guider is the first inclined guide surface, and described second leads
A upper lateral part to relatively described 3rd guider of device is the second inclined guide surface.
5. container lifting transfer platform according to claim 1, it is characterised in that be fixed with the inclined guide surface
Wearing plate, facing plate.
6. container lifting transfer platform according to claim 5, it is characterised in that the wearing plate, facing plate is through Overheating Treatment.
7. container lifting transfer platform according to claim 4, it is characterised in that first guider, described
Supporter is installed on second guider and/or the 3rd guider；
The setting height(from bottom) of the supporter is less than the top of the container pedestal.
8. container lifting transfer platform according to claim 1, it is characterised in that the inclination of first guider
The vertical height of guide surface is 1500mm-1600mm；The vertical height of the inclined guide surface of second guider is
1300mm-1400mm；The height of the container pedestal is 1450mm-1550mm.
9. container lifting transfer platform according to claim 2, it is characterised in that first guider and described
The height difference 350mm-450mm of second guider.
10. container lifting transfer platform according to claim 3, it is characterised in that the width of the personnel protection passage
Degree is not less than the first width value when higher than the first setting height, and the second width value is not less than when higher than the second setting height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711164881.0A CN108002240A (en) | 2017-11-21 | 2017-11-21 | Container lifting transfer platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711164881.0A CN108002240A (en) | 2017-11-21 | 2017-11-21 | Container lifting transfer platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108002240A true CN108002240A (en) | 2018-05-08 |
Family
ID=62053058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711164881.0A Pending CN108002240A (en) | 2017-11-21 | 2017-11-21 | Container lifting transfer platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108002240A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108468346A (en) * | 2018-05-18 | 2018-08-31 | 浙江交工集团股份有限公司 | Base-supporting pedestal and its application method for the storage of bridge prefabrication column |
| CN109019318A (en) * | 2018-09-29 | 2018-12-18 | 青岛港国际股份有限公司 | Mobile transfer platform and its control method and gantry crane for double trolley gantry crane |
| CN109353935A (en) * | 2018-12-17 | 2019-02-19 | 上海振华重工(集团)股份有限公司 | A kind of transfer platform of shore container crane |
| CN111977516A (en) * | 2020-08-26 | 2020-11-24 | 上海振华重工(集团)股份有限公司 | Transfer platform with safety control system and operation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108468346A (en) * | 2018-05-18 | 2018-08-31 | 浙江交工集团股份有限公司 | Base-supporting pedestal and its application method for the storage of bridge prefabrication column |
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| CN109353935B (en) * | 2018-12-17 | 2024-03-12 | 上海振华重工(集团)股份有限公司 | Transfer platform of bank container crane |
| CN111977516A (en) * | 2020-08-26 | 2020-11-24 | 上海振华重工(集团)股份有限公司 | Transfer platform with safety control system and operation method thereof |
| CN111977516B (en) * | 2020-08-26 | 2022-05-27 | 上海振华重工(集团)股份有限公司 | Transfer platform with safety control system and operation method thereof |
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Address after: No.12 Jingba Road, Huangdao District, Qingdao City, Shandong Province Applicant after: QINGDAO PORT INTERNATIONAL Co.,Ltd. Applicant after: QINGDAO NEW QIANWAN CONTAINER TERMINAL Co.,Ltd. Address before: The city of north port green road 266011 Shandong city of Qingdao province No. 6 Applicant before: QINGDAO PORT INTERNATIONAL Co.,Ltd. Applicant before: QINGDAO NEW QIANWAN CONTAINER TERMINAL Co.,Ltd. |