CN106429867A - Large-span high-speed container portal crane - Google Patents
Large-span high-speed container portal crane Download PDFInfo
- Publication number
- CN106429867A CN106429867A CN201610670137.7A CN201610670137A CN106429867A CN 106429867 A CN106429867 A CN 106429867A CN 201610670137 A CN201610670137 A CN 201610670137A CN 106429867 A CN106429867 A CN 106429867A
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- CN
- China
- Prior art keywords
- leg
- girder
- high speed
- cart
- large span
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C19/00—Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
- B66C19/007—Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries for containers
-
- 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
- B66C13/00—Other constructional features or details
- B66C13/18—Control systems or devices
- B66C13/48—Automatic control of crane drives for producing a single or repeated working cycle; Programme control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C5/00—Base supporting structures with legs
- B66C5/02—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods
- B66C5/04—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods with runways or tracks supported for movements relative to bridge or gantry
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
- B66C9/16—Travelling gear incorporated in or fitted to trolleys or cranes with means for maintaining alignment between wheels and track
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C2700/00—Cranes
- B66C2700/01—General aspects of mobile cranes, overhead travelling cranes, gantry cranes, loading bridges, cranes for building ships on slipways, cranes for foundries or cranes for public works
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C2700/00—Cranes
- B66C2700/08—Electrical assemblies or electrical control devices for cranes, winches, capstans or electrical hoists
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Leg Units, Guards, And Driving Tracks Of Cranes (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The invention discloses a large-span high-speed container portal crane. According to essentials of the technical scheme, the large-span high-speed container portal crane comprises a flexible leg and a rigid leg, which can move on ground rails, wherein a main beam is erected on the flexible leg and the rigid leg; the main beam is provided with trolley rails and a trolley capable of sliding along the trolley rails; the trolley is connected with a hanger for hanging a container 7 through a hoisting steel wire rope; the span distance between the flexible leg and the rigid leg is 45m; 15 rows of container cabinets can be stored in the 45-meter span distance; three rows of container cabinets can be stored in a cantilever at each of two ends; each row comprises 21 container cabinets; compared with a traditional container gantry crane, another 10 container cabinets can be stored and the utilization rate of a storage yard is greatly improved. The operation speed of a cart is 50m/min or higher, and the operation speed of the trolley is 90m/min to 120m/min; the operation speeds of the cart and the trolley are greatly improved; the lifting speed of the hanger is 30m/min to 45m/min, and the loading and unloading efficiency is improved to 25 boxes per hour from 20 boxes per hour.
Description
【Technical field】
The present invention relates to a kind of large span high speed gantry container crane.
【Background technology】
Conventional rails formula gantry container crane has the disadvantages that：
1st, span is little, is usually no more than 35 meters, and 35m collapses away from interior 11 row's container cabinets of placing, and unilateral cantilever is used for loading and unloading
Container, without counter, single at most can only place 11 container cabinets；
2nd, the cart speed of service is not higher than 40m/min, and crab traversing speed is not higher than 70m/min, cart and trolley travelling
Speed is all relatively low；Suspender lifting velocity is 18-25m/min, and the efficiency of loading and unloading is low；
3rd, electrical house is arranged on dolly, adds the load of the girder of complete machine；
4th, dolly uses two to take turns diagonal angle driving or four-wheel drives entirely, and car wheel perpendicularity, linearity, interior beam angle control
Within 1/400, deviation is bigger；
5th, within corner wheel group diagonal deviation 10mm of cart, wheel linearity, perpendicularity, the control of toeing-in angle
1/400, deviation is still bigger；
6th, during trolley travelling, it is to be run to certain speed by PLC control vehicle motor that suspender beat subtracts the mode of shaking, then
Promote another speed, reduce suspender beat.During dolly low cruise, the experience of operation driver and PLC step-governor d is relied on to reduce
Suspender beat.Skilled driver typically can control within 3 degree, but little vehicle speed is promoted to 120m/min, this technical side
Case is just unworkable；
7th, girder manufacture craft is to make the moulding bed consistent with girder camber, the level height by moulding bed for the camber of girder
Difference ensures, the wave degree of web is adjusted by the theodolite correction in messenger wire and making, the camber of girder and moulding bed camber
Completely the same.Using this kind of manufacture craft, girder web plate wave degree can control within 3/1000；
The present invention is namely based on what this situation was made.
【Content of the invention】
The present invention seeks to overcome the deficiencies in the prior art, a kind of structural behaviour of offer is stable, highly reliable, user
Just large span high speed gantry container crane.
The present invention is achieved by the following technical solutions：
A kind of large span high speed gantry container crane, it is characterised in that：Include and can walk on ground rail
Soft leg 1 and firm leg 2, at described soft leg 1 with firm leg 2 is added is provided with girder 3, be provided with trolley track 4 and can be along dolly on girder 3
The dolly 5 that track 4 slides, is connected with for taking the suspender 8 hanging container 7 by hoist rope 14 on described dolly 5,
The fixing end of described hoist rope 14 is provided with for measuring suspender 8 deflection angle to reduce the angular transducer of suspender beat
10.
Large span high speed gantry container crane as above, it is characterised in that：On described dolly 5 at least provided with
Four wheels 11, are provided with horizontal wheels deviation correcting device 12 on unilateral wheel 11.
Large span high speed gantry container crane as above, it is characterised in that：At described soft leg 1 and firm leg 2
Bottom is respectively provided with the cart 13 of walking, and the wheel of described cart 13 uses corner wheel group, sets on described cart 13
There is cart deviation correcting device 6.
Large span high speed gantry container crane as above, it is characterised in that：Described cart deviation correcting device 6 includes
Have light signal encoder, the signal receiving described smooth signal encoder collection for gathering both sides range ability described to control
The PLC module of the motor automatic deviation correction speed of service of cart 13.
Large span high speed gantry container crane as above, it is characterised in that：Described cart 13 speed of service is
50m/min；Described crab traversing speed is 90-120m/min；Described suspender 8 lifting velocity is 30-45m/min.
Large span high speed gantry container crane as above, it is characterised in that：Described girder 3 be provided with described
The electrical house 15 that dolly 5 separates.
Large span high speed gantry container crane as above, it is characterised in that：Described soft leg 1 and firm leg 2 it
Between girder 3 be provided with the dolly 5 described in, described girder 3 stretches out and stretches on cantilever the 9th, the described girder 3 of described soft leg 1
Go out the dolly 5 being respectively provided with on the cantilever 9 of described firm leg 2 described in；Span between described soft leg 1 and firm leg 2 is 45 meters, 45
Can place the container 7 described in 15 rows in rice span, the cantilever 9 at two ends is each can take the container 7 hanging described in three rows.
Large span high speed gantry container crane as above, it is characterised in that：Described girder 3 a length of 80
Rice, point three sections of welding, the girder 3 between respectively soft leg 1 and firm leg 2 and the cantilever 9 at girder 3 two ends.
Large span high speed gantry container crane as above, it is characterised in that：The docking side of described trolley track 4
Formula uses welding, and the rail height difference of trolley track 4 is 0-0.2mm with lateral dislocation deviation；The docking side of described ground rail
Formula uses welding, and the rail height difference of ground rail is 0-0.2mm with lateral dislocation deviation.
Large span high speed gantry container crane as above, it is characterised in that：With main abdomen when described girder 3 makes
Plate, as datum level, uses horizontal moulding bed.
Compared with prior art, the present invention has the following advantages：
1st, the span between the soft leg of the present invention and firm leg is 45 meters, and 45 meters are collapsed and accommodate 15 row's container cabinets, two ends away from interior
Cantilever respectively can accommodate 3 row's container cabinets, single totally 21 cabinet containers, accommodates 10 than traditional gantry container crane more
Cabinet container, stockyard utilization rate is greatly improved.
2nd, the cart speed of service of the present invention is at least 50m/min, and crab traversing speed is 90-120m/min, cart and little
The car speed of service is greatly improved；Suspender lifting velocity is 30-45m/min, and the efficiency of loading and unloading is brought up to 25 casees/little by 20 casees/hour
When.
3rd, electrical house of the present invention separates with dolly, and electrical house is arranged on girder；Dolly assembly is not provided with engine house, dolly
Assembly weight reduces about 7 tons, effectively reduces load and the complete machine structure weight of girder.
4th, the present invention is provided with horizontal wheels deviation correcting device on the unilateral wheel of dolly, simultaneously on assembly precision, and control
Car wheel perpendicularity, linearity, interior beam angle control within 1/1000.
5th, be provided with cart deviation correcting device 6 on cart wheel of the present invention, by light signal encoder gather both sides run away from
From signal, be then sent to PLC module, PLC module sends instruction with this to cargo motor, cargo motor to the speed of service from
Dynamic correction, cart left and right range ability deviation controls within 1/1000.Simultaneously control wheel group diagonal deviation 5mm with
In, wheel linearity, perpendicularity, toeing-in angle control within 1/1000；After cart dolly uses automatic deviation rectifying device, greatly
Car trolley travelling is stable, without gnawing rail phenomenon, saves maintaining expense.
6th, conventional hoist of the present invention uses PLC classification acceleration to control suspender beat, but when dolly high-speed cruising, hangs
Tool beat is still very big, and the present invention is by hoist rope fixing end setting angle sensor, accurately measurement suspender deflection angle
Degree, on the opportunity of control dolly acceleration and deceleration, reduces suspender beat to greatest extent, and by this method, suspender beat can control 3
Within degree.
7th, girder manufacture craft is to make the moulding bed consistent with girder web plate width, and the horizontal difference of height of moulding bed is not more than
3mm, the wave degree of web is adjusted by messenger wire when moulding bed and making and level meter correction, and the camber of girder passes through web setting-out
Ensure that girder camber is completely the same.Using this kind of manufacture craft, girder web plate wave degree can control within 1.5/1000.
8th, trolley track of the present invention and ground rail docking mode all use welding, rail height difference and lateral dislocation control
Within 0.2mm.
【Brief description】
Fig. 1 is front view of the present invention；
Fig. 2 is side view of the present invention；
Fig. 3 is dolly floor plan of the present invention；
Fig. 4 is that hoist rope of the present invention is wound around schematic diagram.
In figure：1 is soft leg；2 is firm leg；3 is girder；4 is trolley track；5 is dolly；6 is cart deviation correcting device；7 are
Container；8 is suspender；9 is cantilever；10 is angular transducer；11 is wheel；12 is horizontal wheels deviation correcting device；13 is cart；14
For hoist rope；15 is electrical house；16 is anchoring device.
【Detailed description of the invention】
Below in conjunction with the accompanying drawings the technology of the present invention feature is described in further detail in order to described skilled person manages
Solve.
A kind of large span high speed gantry container crane, as shown in Figures 1 to 4, including can be up at ground rail
The soft leg 1 walked and firm leg 2, at described soft leg 1 with firm leg 2 is added is provided with girder 3, be provided with trolley track 4 and can edge on girder 3
The dolly 5 that trolley track 4 slides, is connected with for taking the suspender hanging container 7 by hoist rope 14 on described dolly 5
8, described hoist rope 14 is provided with for measuring suspender 8 deflection angle to reduce the angular transducer of suspender beat
10, described crane also includes anchoring device 16.The present invention is by the fixing end setting angle sensing at hoist rope 14
Device 10, accurately measurement suspender 8 deflection angle, on the opportunity of control dolly 5 acceleration and deceleration, reduce suspender beat, to greatest extent by this
Individual method, suspender beat can control within 3 degree.
Large span high speed gantry container crane as above, at least provided with four wheels 11 on described dolly 5,
Unilateral wheel 11 is provided with horizontal wheels deviation correcting device 12, as shown in Figure 3.Control car wheel vertical on assembly precision simultaneously
Degree, linearity, interior beam angle control within 1/1000.
Large span high speed gantry container crane as above, is respectively equipped with bottom described soft leg 1 and firm leg 2
For the cart 13 of walking, the wheel of described cart 13 uses corner wheel group, is provided with cart correction dress on described cart 13
Put 6.
Large span high speed gantry container crane as above, described cart deviation correcting device 6 includes for gathering
The light signal encoder of both sides range ability, receive the signal of described smooth signal encoder collection to control the electricity of described cart 13
The PLC module of the machine automatic deviation correction speed of service.Gathered the signal of both sides range ability by light signal encoder, be then sent to
PLC module, PLC module sends instruction with this to cargo motor, and cargo motor is to speed of service automatic deviation correction so that left and right two
Side travelling mechanism synchronous operation, control errors is within 1/1000, i.e. within 45mm.Control wheel straight on assembly precision simultaneously
Dimension, perpendicularity, toeing-in angle control within 1/1000, and stability is more preferable.
After cart dolly uses automatic deviation rectifying device, cart trolley travelling is stable, without gnawing rail phenomenon, saves maintaining expense
With.
Large span high speed gantry container crane as above, described cart 13 speed of service is 50m/min；Described
Crab traversing speed is 90-120m/min, and cart and crab traversing speed are greatly improved；Described suspender 8 lifting velocity is 30-
45m/min, the efficiency of loading and unloading is brought up to 25 casees/hour by 20 casees/hour.
As above large span high speed gantry container crane, described girder 3 is provided with and separates with described dolly 5
Electrical house 15, electrical house 15 is located on firm leg 2, and therefore the weight of dolly reduce about 7 tons, dolly 5 is not provided with engine house, has
Imitate reduces girder 3 load, crane complete machine weight reduction about 5%.
Large span high speed gantry container crane as above, on the girder 3 between described soft leg 1 and firm leg 2
It is provided with the dolly 5 described in, described girder 3 stretches out and on cantilever the 9th, the described girder 3 of described soft leg 1, stretches out described firm leg 2
Cantilever 9 on be respectively provided with the dolly 5 described in；Span between described soft leg 1 and firm leg 2 is 45 meters, can in 45 meters of spans
Placing the container 7 described in 15 rows, the cantilever 9 at two ends is each can take the container 7 hanging described in three rows.
Large span high speed gantry container crane as above, a length of 80 meters of described girder 3, point three sections of welderings
Connect, the girder 3 between respectively soft leg 1 and firm leg 2 and the cantilever 9 at girder 3 two ends.
Large span high speed gantry container crane as above, the docking mode of described trolley track 4 uses welding,
The rail height difference of trolley track 4 is 0-0.2mm with lateral dislocation deviation；The docking mode of described ground rail uses welding,
The rail height difference of ground rail is 0-0.2mm with lateral dislocation deviation.
Large span high speed gantry container crane as above, using main web as benchmark when described girder 3 makes
Face, uses horizontal moulding bed, it is ensured that major and minor web wave degree.Using this kind of manufacture craft, girder web plate wave degree can be more convenient
Control within 1.5/1000.
Trolley track 4 of the present invention and ground rail docking mode all use welding, rail height difference and lateral dislocation control
Within 0.2mm.
Being described in detail the present invention above in association with accompanying drawing embodiment, those skilled in the art can be according to upper
State and bright make many variations example to the present invention.Thus, some details in embodiment should not constitute limitation of the invention, this
Invention by the scope that defines using appended claims as protection scope of the present invention.
Claims (10)
1. a large span high speed gantry container crane, it is characterised in that：Include can walk on ground rail soft
Leg (1) and firm leg (2), be provided with girder (3) described soft leg (1) and firm leg (2) are added, be provided with trolley track on girder (3)
(4) and the dolly (5) that can slide along trolley track (4), on described dolly (5) by hoist rope (14) be connected with for
Taking the suspender (8) hanging container (7), the fixing end at described hoist rope (14) is provided with for measuring suspender (8) beat
Angle is to reduce the angular transducer (10) of suspender beat.
2. large span high speed gantry container crane according to claim 1, it is characterised in that：Described dolly (5)
On at least provided with four wheels (11), unilateral wheel (11) is provided with horizontal wheels deviation correcting device (12).
3. large span high speed gantry container crane according to claim 1, it is characterised in that：At described soft leg
(1) and being respectively provided with the cart (13) of walking bottom firm leg (2), the wheel of described cart (13) uses corner wheel group,
Described cart (13) is provided with cart deviation correcting device (6).
4. large span high speed gantry container crane according to claim 3, it is characterised in that：Described cart correction dress
Put (6) to include for the light signal encoder gathering both sides range ability, the signal receiving the collection of described smooth signal encoder
PLC module with the motor automatic deviation correction speed of service of the described cart (13) of control.
5. large span high speed gantry container crane according to claim 3, it is characterised in that：Described cart (13) is transported
Line speed is 50m/min；Described crab traversing speed is 90-120m/min；Described suspender (8) lifting velocity is 30-45m/
min.
6. large span high speed gantry container crane according to claim 1, it is characterised in that：On described girder (3)
It is provided with the electrical house (15) separating with described dolly (5).
7. large span high speed gantry container crane according to claim 1, it is characterised in that：Described soft leg (1)
With the girder (3) between described firm leg (2) is provided with the dolly (5) described in, described girder (3) stretches out described soft leg
(1) stretch out on cantilever (9), described girder (3) and be respectively provided with the dolly (5) described on the cantilever (9) of described firm leg (2)；
Span between described soft leg (1) and firm leg (2) is 45 meters, can place the container (7) described in 15 rows in 45 meters of spans, two
The cantilever (9) of end is each can take the container (7) hanging described in three rows.
8. large span high speed gantry container crane according to claim 7, it is characterised in that：Described girder (3)
A length of 80 meters, point three sections of welding, the girder (3) between respectively soft leg (1) and firm leg (2) and the cantilever at girder (3) two ends
(9).
9. large span high speed gantry container crane according to claim 1, it is characterised in that：Described trolley track
(4) docking mode uses welding, and the rail height difference of trolley track (4) is 0-0.2mm with lateral dislocation deviation；Described ground
The docking mode of track uses welding, and the rail height difference of ground rail is 0-0.2mm with lateral dislocation deviation.
10. large span high speed gantry container crane according to claim 1, it is characterised in that：Described girder (3) is made
Using main web as datum level when making, use horizontal moulding bed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610670137.7A CN106429867A (en) | 2016-08-15 | 2016-08-15 | Large-span high-speed container portal crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610670137.7A CN106429867A (en) | 2016-08-15 | 2016-08-15 | Large-span high-speed container portal crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106429867A true CN106429867A (en) | 2017-02-22 |
Family
ID=58181196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610670137.7A Pending CN106429867A (en) | 2016-08-15 | 2016-08-15 | Large-span high-speed container portal crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106429867A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107150958A (en) * | 2017-06-23 | 2017-09-12 | 李雨林 | A kind of road and bridge construction crane |
| CN109132610A (en) * | 2018-09-13 | 2019-01-04 | 深圳归朴科技有限公司 | A kind of list case span stockyard Crane Automation terminal loading and unloading system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107150958A (en) * | 2017-06-23 | 2017-09-12 | 李雨林 | A kind of road and bridge construction crane |
| CN109132610A (en) * | 2018-09-13 | 2019-01-04 | 深圳归朴科技有限公司 | A kind of list case span stockyard Crane Automation terminal loading and unloading system and method |
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Application publication date: 20170222 |