CN202414949U - Retractable container spreader - Google Patents
Retractable container spreader Download PDFInfo
- Publication number
- CN202414949U CN202414949U CN2011204846340U CN201120484634U CN202414949U CN 202414949 U CN202414949 U CN 202414949U CN 2011204846340 U CN2011204846340 U CN 2011204846340U CN 201120484634 U CN201120484634 U CN 201120484634U CN 202414949 U CN202414949 U CN 202414949U
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- telescopic
- connecting device
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Abstract
The utility model discloses a retractable container spreader which comprises a support mechanism and a turn lock device located on the support mechanism and used for locking a container, wherein the support mechanism is provided with a central beam, a retractable beam, a driving source for changing the relative position between the central beam and the retractable beam and a connecting device connected with a crane host, the support mechanism is also provided with a double-station connecting device, the double-station connecting device is provided with a transportation station and a working station, and the overall length of the spreader is smaller than the minimum internal length of an ISO 20 feet international standard container when the double-station connecting device is in the transportation station. Compared with the prior art, the retractable container spreader can increase the utilization rate of the transportation space and has the advantages of energy saving, emission reduction and transportation cost reduction.
Description
Technical field
The utility model relates to the handler field of freight container, relates to a kind of telescopic container spreader in particular.
Background technology
Along with the degree of logistics containerization of traffic is increasingly high; Various container handling devices are also more and more universal, and container handling device mainly comprises bank bridge-type container handling crane, station rubber-tyred or rail mounted gantry container crane, station face-up transporting hoist of container hoisting crane, container handler and freight container Forklift.At present from coastal harbor to landlocked railway station; Face-up transporting hoist of container hoisting crane and freight container Forklift have obtained utilization widely; The annual market sales volume of global container front-handling mobile crane surpasses 1400, and roughly half the sales volume concentrates on the high areas of containerzation degree such as the Europe and the Near East.The sustained economic development of gold brick four countries and more emerging economies, the volume of trade is constantly soaring both at home and abroad, also can get more and more to the demand of freight container handling and loading equipment.
As the container spreader of the important auxiliary facility of weight-lifting equipment, generally comprise bracket institution and be arranged on the bracket institution and the twist lock device of the freight container that is used to lock; Distinguish from structural shape, container spreader can be divided into rigid container suspender and telescopic container spreader, and the rigid container suspender can only lift the freight container of single length specification; Telescopic container spreader can satisfy the handling requirement of different length set of specifications vanning; Its structure comprises center sill, be track with the center sill to flexible telescopic girder in both sides and the connecting device that is connected with the container handling crane main frame, thereby this twist lock device then is fixed on and is used to the freight container that locks on the telescopic girder.
In order to let whole suspender can realize various functions; This bracket institution need increase some corresponding parts toward contact; Such as: in order to let entire bracket mechanism can realize revolute function; This suspender also can increase some swing type mechanisms, promptly adopts the turret mount that pivoting support is installed of HM Hydraulic Motor or electric motor drive, therefore on this meaning, can be divided into pivotal container spreader and not pivotal container spreader again; Again such as: for the freight container of two 20ft length specifications of handling simultaneously; Again the rotating mechanism that can vertically stretch can be set on the center sill of telescopic container spreader; Make the twist lock sum of suspender reach 8 groups; 4 groups of twist lock withdrawals on the center sill can lift the single freight container of 20ft or 40ft even 45ft length; Can stretch out 4 groups of twist locks on the center sill downwards again, about 4 groups of freight containers that respectively lift a 20ft length, thereby realize the lifting requirements of two 20ft length freight container of same time.
But still can there be following situation in above-mentioned existing container spreader in transportation and use:
Because whole container spreader is through twist lock device locking container angle, and relies on the interlocking of twist lock device and freight container, and realize firmly grasping to freight container; So the length of whole container spreader is often roughly isometric with the length of freight container itself; Want the length of 20ft freight container suitable such as the length of the fixed type suspender that is applied to the 20ft freight container; The length that is applied to the fixed type suspender of 40ft freight container wants the length of 40ft freight container suitable; The telescopic container spreader of 20/40ft is suitable with the length of 20ft freight container in its minimum work entire length; So just make container spreader when transportation, often will select for use more the freight container of long size can accomplish transportation smoothly, thereby make the transport space degree of utilization lower and traffic cost is higher relatively.
In view of this, the inventor has this case to produce to the concrete characteristic in-depth study of existing container spreader then.
The utility model content
The purpose of the utility model is to provide a kind of telescopic container spreader, and container spreader has the problem that the transport space degree of utilization is low and traffic cost is high in the prior art in transportation to solve.
In order to reach above-mentioned purpose, the solution of the utility model is:
A kind of telescopic container spreader; Comprise bracket institution and be positioned on the bracket institution and the twist lock device of the freight container that is used to lock; This bracket institution has center sill, telescopic girder, is used to change the drive source of relative position between center sill and the telescopic girder and the connecting device that is connected with crane mainframe; Wherein, This bracket institution also has the double connecting device between center sill or telescopic girder and drive source, and this double connecting device has transportation station and work station, and when the double connecting device is in the transportation station and connects the minimum inner length that is shorter in length than suspender institute application container of suspender.
Further, this double connecting device is fixed on the center sill.
Further, this double connecting device through bolt dismantled and assembled being connected on the center sill.
Further, this double connecting device is fixed on the telescopic girder.
Further, this double connecting device through bolt dismantled and assembled being connected on the telescopic girder.
Further, this drive source is a telescopic hydraulic cylinder.
Further, the transportation station hole of this double connecting device and work station hole are located on the telescopic hydraulic cylinder of drive source.
Further, these center sill both sides all are slidingly equipped with a telescopic girder, and each telescopic girder all has perpendicular to telescopic girder bearing of trend and two arms extending respectively along two, and the termination of this each arm all is provided with the interlocking hole that can be matched with container feet spare.
Further; This double connecting device has the first pivot seat and the second pivot seat that is oppositely arranged; This first pivot seat is provided with the first transportation station hole and the first work station hole; This second pivot seat is provided with the second transportation station hole and the second work station hole, and this first transportation station hole overlaps with the centerline hole in the second transportation station hole, and this first work station hole overlaps with the centerline hole in the second work station hole; This first transportation station hole and second is transported between the station hole and all can be supplied to be provided with a bearing pin between the first work station hole and the second work station hole, and this bearing pin makes drive source be connected with center sill or telescopic girder.
After adopting said structure; A kind of telescopic container spreader that the utility model relates to; It is in when betransporteding state, can the double connecting device be adjusted into the transportation station by work station, and suspender length is smaller than the minimum inner length of suspender institute application container during owing to the transportation station; So under transportation station state; The container crane prodigiosin that the utility model relates to is loaded in the freight container of corresponding specification, and it can improve the degree of utilization of transport space and reduce traffic cost simultaneously with respect to prior art.
Description of drawings
Fig. 1 is a kind of case study on implementation for the utility model relates to, and is a kind of integral structure scheme drawing that turns round telescopic container spreader; The container spreader of this case study on implementation is provided with 4 cover twist lock devices, 4 drift angle spares of locking freight container, and its double connecting device through bolt on center sill, through bearing pin, thereby be connected with the rear end of telescopic drive source and telescopic hydraulic cylinder.This case study on implementation is mainly used in the freight container front and hangs on.
Fig. 2 is the enlarged diagram of double connecting device part among Fig. 1.
Second kind of case study on implementation that Fig. 3 relates to for the utility model is a kind of integral structure scheme drawing of telescopic container spreader; The container spreader of this case study on implementation is provided with 2 cover twist lock devices; 2 drift angle spares of homonymy of the length direction of locking freight container; And its double connecting device is fixed by welding on the telescopic girder, through bearing pin, thereby is connected with the rod end of telescopic drive source and telescopic hydraulic cylinder.This case study on implementation is mainly used on the empty container piling crane.
Fig. 4 is the enlarged diagram of double connecting device part among Fig. 3.
The structural representation of the third case study on implementation that Fig. 5 relates to for the utility model; The container spreader of this case study on implementation is provided with 2 cover twist lock devices; 2 drift angle spares of homonymy of the length direction of locking freight container; And its double connecting device is fixed by welding on the center sill, through bearing pin, thereby is connected with the rear end of telescopic drive source and telescopic hydraulic cylinder.This case study on implementation is mainly used on the empty container piling crane with the case study on implementation of Fig. 3.
Among the figure:
Suspender 100 center sill 1
Telescopic girder 2 interlocking holes 21
3 times swivel mounts 4 of carriage
Link span 6 on the pivoting support 5
Drive source 7 double connecting devices 8
The first pivot seat, 81 first transportation station holes 811
The first work station hole, 812 second pivot seats 82
The second transportation 821 second work station holes 822, station hole
Bearing pin 83 base plates 84
Locking piece 85
Device for revolving and driving 9 suspenders 200.
The specific embodiment
In order further to explain the technical scheme of the utility model, come the utility model is set forth in detail through specific embodiment below.
As depicted in figs. 1 and 2, a kind of case study on implementation that relates to for the utility model shown in it, it is the telescopic container spreader 100 of revolution; It comprises bracket institution and twist lock device; This bracket institution then comprises center sill 1, is divided into the telescopic girder 2 at center sill 1 two ends, is used to change the drive source 7 of relative position between center sill 1 and the telescopic girder 2 and the connecting device that is connected with crane mainframe, and this connecting device can be selected corresponding component in the specific implementation according to actual needs, in the present embodiment; This connecting device has carriage 3, following swivel mount 4, pivoting support 5, goes up link span 6 and device for revolving and driving 9; This carriage 3 is used to carry center sill 1, and this time swivel mount 4 links to each other with carriage 3, and 6 of link spans link to each other with the container handling equipment main frame on this; This pivoting support 5 connects swivel mount 4 and last link span 6 down; Thereby make whole suspender 100 possess revolute function, 9 of this device for revolving and driving are used to provide revolution required power, and this drive source 7 is specially the telescopic drive source.
The main improvement of the utility model is: this bracket institution also has double connecting device 8; This double connecting device 8 is between center sill 1 or telescopic girder 2 and drive source 7; This double connecting device 8 has transportation station and work station; And being in the minimum inner length that is shorter in length than 100 application containers of suspender (freight container of ISO20 foot standard) of transportation suspender 100 during station at double connecting device 8, this transportation station or work station selectively link to each other with drive source 7; Preferably, this transportation station is provided with before and after the length direction of center sill 1.
Concrete; In the present embodiment; As depicted in figs. 1 and 2; This double connecting device 8 has the first pivot seat 81 and the second pivot seat 82 that is oppositely arranged and all extends along center sill 1 length direction, and this first pivot seat 81 is provided with the first transportation station hole 811 and the first work station hole 812, and this second pivot seat 82 is provided with the second transportation station hole 821 and the second work station hole 822; This first transportation station hole 811 overlaps with the centerline hole in the second transportation station hole 821; This first work station hole 812 overlaps with the centerline hole in the second work station hole 822, and this first transportation station hole 811 and second is transported between the station hole 821 and all can be supplied to be provided with a bearing pin 83 between the first work station hole 812 and the second work station hole 822, and this bearing pin 83 makes drive source 7 be connected with center sill 1 or telescopic girder 2.Preferably, also be provided with the base plate 84 that is used to connect the first pivot seat 81 and the second pivot seat 82 between this first pivot seat 81 and the second pivot seat 82.
Like this; A kind of telescopic container spreader 100 that the utility model relates to, it is in when betransporteding state, can double connecting device 8 be adjusted into the transportation station by work station; Because suspender 100 length are smaller than the minimum inner length of the freight container of ISO20 foot standard during the transportation station; So under transportation station state, the container spreader 100 that the utility model relates to can be loaded in the freight container of ISO20 foot specification, in the practical implementation case; People are through pulling down bearing pin 83; Promote telescopic girder 2 and shrink to center sill 1 direction, and the first transportation station hole 811 that makes bearing pin 83 be installed to double connecting device 8 at last transports on the station hole 821 with second, 7 of drive sources link to each other with bearing pin 83; And finally reach and make the overall length of suspender 100 when using freight container traffic be less than the minimum inner length size of corresponding set of specifications vanning (such as 20ft), thereby in can packing into the container easily.
Need to prove; It can directly be fixed on this double connecting device 8 on center sill 1 or the telescopic girder 2; Also can and adopt removable mode to be connected on center sill 1 or the telescopic girder 2 through bolt; Concrete fixed form can be made suitable selection as the case may be, and qualification is not done in this case; 7 of this drive sources can adopt all commonly used engine installations of this area, and such as telescopic hydraulic cylinder etc., concrete, the transportation station hole and the work station hole of this double connecting device 8 then are located on the telescopic hydraulic cylinder of drive source 7.
In addition; As shown in Figure 1; These center sill 1 both sides all are slidingly equipped with a telescopic girder 2, and each telescopic girder 2 all has perpendicular to telescopic girder 2 bearing of trends and two arms extending respectively along two, and the termination of this each arm all is provided with the interlocking hole 21 that can be matched with container feet spare.Four interlocking holes 21 of this case study on implementation like this, four base angle parts of similar freight container.When the sea-freight transportation; Can be placed on the top freight space to container spreader with four groups of rotary-locking devices; Be placed in four drift angle spare top-portion apertures of freight container below it and place the twist lock device of this case study on implementation container spreader; Lateral aperture then can couple together with four interlocking holes 21 of this case study on implementation special-purpose locking part through container truck, and suspender 100 can be locked on container truck with its freight container down together, is convenient to non-packed and transports.
Extremely shown in Figure 5 like Fig. 3; It is respectively second embodiment and the 3rd embodiment of the utility model; Less because of the thickness of container spreader 200, and transportation the time makes telescopic drive source and center telescopic girder or center sill be connected in transportation station position through bearing pin, makes entire length when transporting less than the minimum inner length of ISO20 foot ISO freight container; Thereby ISO20 foot ISO freight container or ISO40 foot ISO freight container can load the related container spreader of more a plurality of this cases; Have higher container space utilization ratio, reduce the energy consumption of transportation, energy-saving and emission-reduction; Save on transport costs simultaneously, also shown the locking piece 85 of locking effect among the figure.
Product form of the foregoing description and graphic and non-limiting the utility model and style, the those of ordinary skill of any affiliated technical field all should be regarded as not breaking away from the patent category of the utility model to its suitable variation or modification of doing.
Claims (9)
1. telescopic container spreader; Comprise bracket institution and be positioned on the bracket institution and the twist lock device of the freight container that is used to lock; This bracket institution has center sill, telescopic girder, is used to change the drive source of relative position between center sill and the telescopic girder and the connecting device that is connected with crane mainframe; It is characterized in that; This bracket institution also has the double connecting device between center sill or telescopic girder and drive source, and this double connecting device has transportation station and work station, and when the double connecting device is in the transportation station and connects the minimum inner length that is shorter in length than suspender institute application container of suspender.
2. a kind of telescopic container spreader as claimed in claim 1 is characterized in that this double connecting device is fixed on the center sill.
3. a kind of telescopic container spreader as claimed in claim 1 is characterized in that this double connecting device is dismantled and assembled being connected on the center sill through bolt.
4. a kind of telescopic container spreader as claimed in claim 1 is characterized in that this double connecting device is fixed on the telescopic girder.
5. a kind of telescopic container spreader as claimed in claim 1 is characterized in that this double connecting device is dismantled and assembled being connected on the telescopic girder through bolt.
6. a kind of telescopic container spreader as claimed in claim 1 is characterized in that this drive source is a telescopic hydraulic cylinder.
7. a kind of telescopic container spreader as claimed in claim 6 is characterized in that, the transportation station hole and the work station hole of this double connecting device are located on the telescopic hydraulic cylinder of drive source.
8. like each described a kind of telescopic container spreader of claim 1 to 7; It is characterized in that; These center sill both sides all are slidingly equipped with a telescopic girder; Each telescopic girder all has perpendicular to telescopic girder bearing of trend and two arms extending respectively along two, and the termination of this each arm all is provided with the interlocking hole that can be matched with container feet spare.
9. like each described a kind of telescopic container spreader of claim 1 to 7; It is characterized in that; This double connecting device has the first pivot seat and the second pivot seat that is oppositely arranged; This first pivot seat is provided with the first transportation station hole and the first work station hole; This second pivot seat is provided with the second transportation station hole and the second work station hole, and this first transportation station hole overlaps with the centerline hole in the second transportation station hole, and this first work station hole overlaps with the centerline hole in the second work station hole; This first transportation station hole and second is transported between the station hole and all can be supplied to be provided with a bearing pin between the first work station hole and the second work station hole, and this bearing pin makes drive source be connected with center sill or telescopic girder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204846340U CN202414949U (en) | 2011-11-29 | 2011-11-29 | Retractable container spreader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204846340U CN202414949U (en) | 2011-11-29 | 2011-11-29 | Retractable container spreader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202414949U true CN202414949U (en) | 2012-09-05 |
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ID=46739733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204846340U Expired - Fee Related CN202414949U (en) | 2011-11-29 | 2011-11-29 | Retractable container spreader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202414949U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103130088A (en) * | 2011-11-29 | 2013-06-05 | 李怀昌 | Telescopic container lifting appliance |
| CN108100856A (en) * | 2016-11-25 | 2018-06-01 | 昂华（上海）自动化工程股份有限公司 | A kind of battery modules locking device and boom hoisting |
| CN108862036A (en) * | 2018-05-03 | 2018-11-23 | 上海亿锤机械科技有限公司 | Overloading and unbalanced loading of container detects protection system, method and front swing-machine |
| CN108883912A (en) * | 2016-02-20 | 2018-11-23 | 博落集装箱***有限公司 | For the lifting system of container, lifting beam and method for improving and the trailer for container and the connector for container |
| EP4253682A3 (en) * | 2016-02-01 | 2023-11-01 | Elme Spreader AB | Spreader for lifting intermodal container |
-
2011
- 2011-11-29 CN CN2011204846340U patent/CN202414949U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103130088A (en) * | 2011-11-29 | 2013-06-05 | 李怀昌 | Telescopic container lifting appliance |
| EP4253682A3 (en) * | 2016-02-01 | 2023-11-01 | Elme Spreader AB | Spreader for lifting intermodal container |
| US11981543B2 (en) | 2016-02-01 | 2024-05-14 | Elme Spreader Ab | Spreader for lifting intermodal container |
| CN108883912A (en) * | 2016-02-20 | 2018-11-23 | 博落集装箱***有限公司 | For the lifting system of container, lifting beam and method for improving and the trailer for container and the connector for container |
| CN108100856A (en) * | 2016-11-25 | 2018-06-01 | 昂华（上海）自动化工程股份有限公司 | A kind of battery modules locking device and boom hoisting |
| CN108862036A (en) * | 2018-05-03 | 2018-11-23 | 上海亿锤机械科技有限公司 | Overloading and unbalanced loading of container detects protection system, method and front swing-machine |
| CN108862036B (en) * | 2018-05-03 | 2020-06-09 | 上海亿锤机械科技有限公司 | Container overload and unbalance loading detection and protection system and method and front crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120905 Termination date: 20141129 |
|
| EXPY | Termination of patent right or utility model |