CN101104499B - Tyre gantry crane - Google Patents
Tyre gantry crane Download PDFInfo
- Publication number
- CN101104499B CN101104499B CN2007100528972A CN200710052897A CN101104499B CN 101104499 B CN101104499 B CN 101104499B CN 2007100528972 A CN2007100528972 A CN 2007100528972A CN 200710052897 A CN200710052897 A CN 200710052897A CN 101104499 B CN101104499 B CN 101104499B
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- girder
- walking
- overarm
- door frame
- collapsible
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- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 238000005452 bending Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 10
- 238000012423 maintenance Methods 0.000 abstract 1
- 230000000903 blocking effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The invention relates to a tired gantry crane used in the railway track or particularly ballastless track construction lifting, which comprises a gantry. A walking lifting device is arranged on a girder above the gantry; tired walking mechanisms are arranged at both ends of a lower cross beam under the gantry; a dynamic system and a driving control room are also arranged on the gantry. The invention is characterized in that both ends of the girder are respectively hinged with a foldable cantilever in order to achieve the changes in the length of the girder. Turning and span-change mechanisms can be arranged at both ends of the lower cross beam; the two ends of the lower cross beam are connected with a driving wheel group and a driven wheel group through the turning and span-change mechanisms. The invention is of simple overall structure, reasonable settings and flexible operation. The length of the girder and the span of the tired walking mechanism are variable to adapt to different venues and space requirements; the invention is provided with wide operating range and strong venue adaptability. The invention has the advantages of convenient construction lifting, high operational efficiency, stable and accurate lifting, safe and reliable construction, as well as convenient maintenance, which can fully satisfy various ballastless track construction situations.
Description
Technical field
The present invention relates to a kind of especially rubber-tyred gantry crane of ballastless track construction lifting of railroad track that is used for, belong to the elevator machinery technical field.
Background technology
Gantry crane with respect to the cantilever suspender have lifting steadily, the location accurately and the higher characteristics of operating efficiency, but existing gantry crane mostly is a wheel track operation type, whole gantry crane can only orbit, the site requirements height that uses, the lifting scope is little, the in-use performance underaction, and manoevreability is poor.In order to solve the problem of above-mentioned existence, had the rubber-tyred gantry crane, the rubber-tyred gantry crane is low to site requirements, moves flexibly, is specially adapted to the construction of ballastless track.But existing rubber-tyred gantry crane complex structure, operation and operation are nimble not enough, are difficult to satisfy the site operation requirement of ballastless track.
Summary of the invention
Technical matters to be solved by this invention is to be the deficiency that exists at prior art and to provide a kind of structure setting comparatively simple, and operation and lifting performance are strong, use rubber-tyred gantry crane flexible to operation.
The present invention for the technical scheme that problem adopted of the above-mentioned proposition of solution is: include door frame, install walking lifting appliance 3 on the girder 5 of door frame top, the tire traveling gear is installed at cross sill 16 two ends of door frame below, also be provided with power system 2 and driver cage 4 on the door frame, its difference is that the two ends of described girder are hinged with collapsible overarm 1, to realize the variation of girder length; Described door frame is a L type door frame, is coupled to each other by the oblique bending supporting leg 7 of the single girder 5 of box-structure, both sides and cross sill 16 to constitute; Described collapsible overarm 1 is horizontal hinged with 5 one-tenth of girders, makes it can be bent to 180 ° to the opposite side of girder, between girder and collapsible overarm folding pendulum rotation mechanism 13 is set, and hangs a configuration locking device in the expansion of collapsible overarm.
Press such scheme, walking lifting appliance 3 is set in a side of box-structure girder.
Press such scheme, described tire traveling gear comprises active wheels 12 and the driven wheels 14 that are installed in the cross sill two ends respectively, initiatively disposes pressure equalization means 18 in the wheels; Can install rotation at the two ends of cross sill and become and to stride mechanism 9, become by rotation and stride mechanism and link to each other with driven wheels 14, the different spans demand when satisfying roadbed and bridge floor operation with active wheels 12.
Press such scheme, described active wheels 12 include walking tire 12b and wheel carrier 12a, and the top of wheel carrier links to each other with steering hardware 10 and disposes pressure equalization means 18, and the walking tire joins by sprocket wheel link chain mechanism 25 and actuating device 19; Described driven wheels include walking tire 14b and wheel carrier 14a, and the top of wheel carrier links to each other with steering hardware 10.
Press such scheme, described rotation becomes strides mechanism and comprises the swing arm 9a that is hinged with the cross sill termination, and the other end of swing arm connects wheel carrier, and a side of swing arm and change are striden telescopic oil cylinder 9c and joined.
Press such scheme, both sides are installed on hydraulic ram 20 below described cross sill 16.
Working process of the present invention is: start the building site that the tire traveling gear can drive to gantry crane operation, adjust the rotation change and stride the span that mechanism can change the tire traveling gear, to adapt to the different span requirement of construction roadbed; The walking lifting appliance is lifting operation in the gantry crane span scope usually, collapsible overarm can be launched hang and locking when needs are expanded the lifting scope, and the walking lifting appliance can run to the overarm section and carry out operation, carries out the outer lifting task of gantry crane span scope; When walking to the comparatively narrow place operation in space such as tunnel when gantry crane, unclamp blocking device, original position is regained in collapsible overarm got final product.
Beneficial effect of the present invention is: 1, complete machine structure is simple, and the operation maneuverability is set rationally; 2, the tire traveling gear has initiatively designed equalizing system in the wheels, guarantees that four wheels can land simultaneously on scraggly ground, prevents the wheels slipping; Stride the variation that mechanism realizes span by change, the different spans when satisfying roadbed and bridge floor operation; Girder adopts foldable structure, with 180 ° of the overarm doublings at girder two ends, realizes the variation of girder length, changes the span size of complete machine, to adapt to the gauge requirement in bridge floor and tunnel; Side at the box-structure girder is provided with the height that the walking lifting appliance has reduced complete machine, has improved the headroom that hoists of girder bottom; Above-mentioned characteristic makes the present invention can adapt to the requirement in different places and space, and scope of work is wide, and the place conformability is strong; 3, construction hoisting is convenient, the operating efficiency height, and lifting is accurately stable, and construction safety is reliable, can fully satisfy the various operating modes of ballastless track construction, and maintaining is convenient.
Description of drawings
Fig. 1 is the main TV structure figure of one embodiment of the invention.
Fig. 2 is the birds-eye view of Fig. 1.
Fig. 3 is the left view of Fig. 1.
Fig. 4 is the partial enlarged drawing of collapsible overarm part among Fig. 2.
Fig. 5 becomes the birds-eye view of striding mechanism's part for rotation in the one embodiment of the invention.
The lateral plan of walking lifting appliance and girder suspended rail structure division in Fig. 6 one embodiment of the invention.
Fig. 7 is the front elevation of active wheels part in the one embodiment of the invention.
Fig. 8 is the front elevation of driven wheels part in the one embodiment of the invention.
The specific embodiment
Further specify embodiments of the invention below in conjunction with accompanying drawing.Include door frame, described door frame is a L type door frame, single girder 5 by the box-structure of upper end, the oblique bending supporting leg 7 and the cross sill 16 of both sides are coupled to each other formation, the two ends of described girder are by bearing pin 21 hinged collapsible overarms 1, it is horizontal hinged that collapsible overarm becomes with girder, make it can be bent to 180 ° to the opposite side of girder, between girder and collapsible overarm, folding pendulum rotation mechanism 13 is set, described folding pendulum rotation mechanism is made of two connecting rod 13b articulated telescopic oil cylinder 13a, the other end of two connecting rods is hinged with girder 5 and collapsible overarm 1 respectively, and hanging a configuration locking device in the expansion of collapsible overarm, blocking device is by 2 alignment pin 22 and go out pin device 6 and constitute.After going out the pin device alignment pin being ejected, telescopic oil cylinder shrinks, and drives collapsible overarm Rotate 180 °, realizes the folding of girder.Side in box-structure girder and collapsible overarm is installed rail supported frame 15, and the cantilever end of rail supported frame connects I-beam section walking track 23, installs walking lifting appliance 3 on the I-beam section walking track; Described walking lifting appliance comprises walking dolly 3a and electric block 3b, also disposes cable coaster 24 in a side of rail supported frame.The tire traveling gear is installed at cross sill two ends below door frame, described tire traveling gear comprises active wheels 12 and the driven wheels 14 that are installed in the cross sill two ends respectively, described active wheels include walking tire 12b and wheel carrier 12a, the top of wheel carrier links to each other with steering hardware 10, steering hardware is by the deflecting plate 10a that links to each other with wheel carrier and turn to that oil cylinder 10b is hinged to form, wheel carrier 12a upper end in the active wheels also disposes pressure equalization means 18, and pressure equalization means is made of balanced oil cylinder; Initiatively the walking tire 12b of wheels links to each other with actuating device 19 by sprocket wheel link chain mechanism 25, and actuating device is made up of motor and retarder; Described driven wheels 14 include walking tire 14b and wheel carrier 14a, and the top of wheel carrier connects steering hardware 10, and steering hardware is by deflecting plate 10a and turn to that oil cylinder 10b is hinged to form, and is identical with the steering hardware of active wheels.Install the rotation change at the two ends of cross sill 16 and stride mechanism 9, described rotation change is striden mechanism and is comprised the swing arm 9a that is hinged by bearing pin 9b and cross sill termination, configuration locating dowel pin 9d between cross sill and swing arm, the other end of swing arm connects wheel carrier (12a/14a), one side of swing arm and change are striden telescopic oil cylinder 9c and are joined, and become to stride the telescopic oil cylinder other end and cross sill 16 is hinged.The cross sill two ends become by rotation strides mechanism and links to each other with driven wheels with the active wheels, the different spans demand when satisfying roadbed and bridge floor operation.Both sides also are installed on hydraulic ram 19 below described cross sill, and hydraulic ram is provided with 2 respectively on two cross sills, the tire traveling gear can be soared when hoisting, and are convenient to the rotation change and stride.On door frame, also be provided with power system 2 and driver cage 4, and hydraulic efficiency pressure system 11 and electric box 8, power provided to each mechanism and device.
Claims (7)
1. rubber-tyred gantry crane, include door frame, install walking lifting appliance (3) on the girder (5) of door frame top, the tire traveling gear is installed at cross sill (16) two ends of door frame below, also be provided with power system (2) and driver cage (4) on the door frame, the two ends that it is characterized in that described girder are hinged with collapsible overarm (1), to realize the variation of girder length, described door frame is a L type door frame, single girder (5) by box-structure, the oblique bending supporting leg (7) and the cross sill (16) of both sides are coupled to each other formation, described collapsible overarm (1) becomes horizontal hinged with girder (5), make it can be bent to 180 ° to the opposite side of girder, folding pendulum rotation mechanism (13) is set between girder and collapsible overarm, and hangs a configuration locking device in the expansion of collapsible overarm; Described tire traveling gear comprises active wheels (12) and the driven wheels (14) that are installed in the cross sill two ends respectively, install the rotation change at the two ends of cross sill and stride mechanism (9), stride mechanism by the rotation change and link to each other with driven wheels (14) with active wheels (12).
2. by the described rubber-tyred gantry crane of claim 1, it is characterized in that walking lifting appliance (3) being set in a side of box-structure girder.
3. by claim 1 or 2 described rubber-tyred gantry cranes, it is characterized in that disposing in the described active wheels pressure equalization means (18).
4. by the described rubber-tyred gantry crane of claim 3, it is characterized in that described active wheels (12) include walking tire (12b) and wheel carrier (12a), the top of wheel carrier links to each other with steering hardware (10) and disposes pressure equalization means (18), and the walking tire joins by sprocket wheel link chain mechanism (25) and actuating device (19); Described driven wheels (14) include walking tire (14b) and wheel carrier (14a), and the top of wheel carrier links to each other with steering hardware (10).
5. by claim 1 or 2 described rubber-tyred gantry cranes, it is characterized in that described rotation becomes to stride mechanism (9) and comprise the swing arm (9a) that is hinged with the cross sill termination that the other end of swing arm connects wheel carrier, a side of swing arm and change are striden telescopic oil cylinder (9c) and are joined.
6. by claim 1 or 2 described rubber-tyred gantry cranes, it is characterized in that being installed on hydraulic ram (20) in the both sides, below of described cross sill (16).
7. by the described rubber-tyred gantry crane of claim 2, it is characterized in that installing rail supported frame (15) in a side of box-structure girder and collapsible overarm, the cantilever end of rail supported frame connects I-beam section walking track (23), installs walking lifting appliance (3) on the I-beam section walking track; Described walking lifting appliance comprises walking dolly (3a) and electric block (3b), also disposes cable coaster (24) in a side of rail supported frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100528972A CN101104499B (en) | 2007-08-06 | 2007-08-06 | Tyre gantry crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100528972A CN101104499B (en) | 2007-08-06 | 2007-08-06 | Tyre gantry crane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101104499A CN101104499A (en) | 2008-01-16 |
| CN101104499B true CN101104499B (en) | 2010-09-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100528972A Expired - Fee Related CN101104499B (en) | 2007-08-06 | 2007-08-06 | Tyre gantry crane |
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| Country | Link |
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| CN (1) | CN101104499B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU231634U1 (en) * | 2024-09-04 | 2025-02-04 | Сергей Николаевич Бебых | Lightweight mobile tamping mechanism |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107188054B (en) * | 2017-07-26 | 2019-05-14 | 李雪 | A kind of cantilever crane and its application method |
| CN107640706B (en) * | 2017-09-22 | 2023-06-23 | 郑州新大方重工科技有限公司 | Hoisting equipment and construction method thereof |
| CN107618992A (en) * | 2017-11-07 | 2018-01-23 | 河南恒远恒山工业有限公司 | A kind of gantry crane |
| CN108100912A (en) * | 2017-12-21 | 2018-06-01 | 合肥市春华起重机械有限公司 | A kind of multifunctional small-size gantry crane |
| CN113235604B (en) * | 2021-02-05 | 2023-04-07 | 中铁工程机械研究设计院有限公司 | Erection construction method of cover plate structure of prefabricated building |
-
2007
- 2007-08-06 CN CN2007100528972A patent/CN101104499B/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU231634U1 (en) * | 2024-09-04 | 2025-02-04 | Сергей Николаевич Бебых | Lightweight mobile tamping mechanism |
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| Publication number | Publication date |
|---|---|
| CN101104499A (en) | 2008-01-16 |
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Owner name: CHINA RAILWAY SCIENCE AND INDUSTRY GROUP CO. Free format text: FORMER OWNER: ZHONGTIE ENGINEERING MACHINERY RESEARCH AND DESIGN INST., LTD. Effective date: 20080912 |
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Effective date of registration: 20080912 Address after: Address: 45 east Xu street, Wuchang District, Hubei, Wuhan: 430066 Applicant after: CHINA RAILWAY SCIENCE & INDUSTRY GROUP Co.,Ltd. Address before: Address: 45 east Xu street, Wuchang District, Hubei, Wuhan: 430066 Applicant before: CHINA RAILWAY ENGINEERING MACHINERY RESEARCH & DESIGN INSTITUTE Co.,Ltd. |
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Owner name: CHINA RAILWAY ENGINEERING MACHINERY RESEARCH + DES Free format text: FORMER OWNER: CHINA RAILWAY SCIENCE + INDUSTRY GROUP CO., LTD. Effective date: 20150420 |
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Effective date of registration: 20150420 Address after: 430077 Hongshan, Wuhan, Xu Xu East Street, No. 55 Patentee after: CHINA RAILWAY ENGINEERING MACHINERY RESEARCH & DESIGN INSTITUTE Co.,Ltd. Address before: 430066, 45 East Main Street, Wuchang District, Hubei, Wuhan Patentee before: CHINA RAILWAY SCIENCE & INDUSTRY GROUP Co.,Ltd. |
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