CN204023336U - A kind of subway track-laying machine - Google Patents
A kind of subway track-laying machine Download PDFInfo
- Publication number
- CN204023336U CN204023336U CN201420450686.XU CN201420450686U CN204023336U CN 204023336 U CN204023336 U CN 204023336U CN 201420450686 U CN201420450686 U CN 201420450686U CN 204023336 U CN204023336 U CN 204023336U
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- lifting
- stage casing
- laying machine
- extensible canopy
- subway track
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Abstract
The utility model discloses a kind of subway track-laying machine, comprise running mechanism, four supporting legs, lifting gear, lifting mechanism, girder mechanism, cable drum, operating system, four lifting hydraulic cylinders, two telescopic hydraulic cylinders and hydraulic control system; Lifting gear comprises two lifting frames; Each lifting frame comprises two lifting sleeves, top rail and lower transverse beams; Girder mechanism comprises a stage casing beam; Be respectively arranged with an extensible canopy at the two ends of stage casing beam; Wherein: eachly walk two supporting legs and two lifting hydraulic cylinders to be installed on cross girders; The bottom of supporting leg is fixedly connected with walking cross girders, and the top of supporting leg is connected with the bottom of inner sleeve; The bottom of lifting hydraulic cylinder is fixedly connected with walking cross girders, and the tailpiece of the piston rod of lifting hydraulic cylinder is connected with lower transverse beam bearing pin; The other end of extensible canopy is connected with top rail by flange; The cylinder sleeve of two telescopic hydraulic cylinders is fixed on the top of stage casing beam; The tailpiece of the piston rod of each telescopic hydraulic cylinder is connected with an extensible canopy bearing pin.
Description
Technical field
The utility model relates to the subway process mechanism technical field of laying a railway track, and particularly relates to a kind of subway track-laying machine.
Background technology
In recent years, along with the fast development of path to urbanization, urban traffic blockage problem is day by day serious, therefore, subway, as an important component part of urban public transport, more and more receives people's concern, and the fast development of subway is to solve one of main path of urban traffic blockage problem.In Construction of Urban Rail Traffic process, the track engineering centre in civil works and equipment installation project on the duration arranges of mating formation, it is the tight rear operation of civil works, be again the tight front operation of other equipment installation projects, the impact that job schedule was installed, debugged to the progress that track is mated formation on follow-up equipment is huge.In each operation of track installing engineering construction, in tunnel, section of track laying and concreting are critical processes, also be most important, the most rambunctious ring of manufacturing schedule, as the equipment of this link most critical, the technical performance of subway track-laying machine plays vital effect to whole work flow smooth and easy.In subway tunnel, the form of railway roadbed mainly contains at present: the forms such as general solid concrete roabed, T-shaped sleeper railway roadbed, steel spring floating slab road bed alternately exist; Tunnel structure variation mainly contains: shield structure, the shape of a hoof, rectangle, platform, closed guard gate etc. alternately change, and for adapting to various tunnel structures and railway roadbed form, the structure of subway track-laying machine, span must be carried out corresponding variation could realize machine paving.Narrow space in tunnel, old-fashioned subway track-laying machine changes span and the unfavorable factor such as the dangerous factor of structure is many, operation is inconvenient, the activity duration is long in hole, once and subway track-laying machine is stopped using in hole, the flow process that whole track is mated formation will cause stagnation, cause the work holdup.In addition, also there is following several respects outstanding problem in current used subway track-laying machine: 1, become across difficulty, and complicated operation, risk is difficult to controlled; 2, become across necessary disassemblying structure, inefficiency; 3, become and do not change across the actual span of rear subway track-laying machine, only change subway track-laying machine left and right gauge, subway track-laying machine clear span is inadequate, when little curve construction, because the existence of curve offset amount easily causes flat car iron track-laying machine impenetrably, can not lift the section of track and concrete conveyance case on flatcar; 4, change across only changing gantry crane lateral dimension by gauge, longitudinal size (just) cannot be adjusted, and there is no good applicability in complicated condition location; 5, in work progress, often occur work plane transition situation, each transition all will be disintegrated gantry crane to assemble again, affects programming.
Utility model content
The technical problems to be solved in the utility model is: the subway that a kind of operating efficiency is high, combination property is superior, easy to use track-laying machine is provided.
The technical scheme that the utility model is taked for the technical problem existing in solution known technology is:
A kind of subway track-laying machine, comprises running mechanism, four supporting legs, lifting gear, lifting mechanism, girder mechanism, cable drum and operating systems; Described running mechanism comprise two walk cross girders and drive described in walk the traveling power set that cross girders moves in orbit; Described lifting mechanism comprises electric hoist, wire rope, assembly pulley and hanger device; One end of described wire rope is connected with electric hoist, and the other end of described electric hoist is connected with hanger device by assembly pulley; Described operating system comprises operating platform and electric control box; It is characterized in that:
Described lifting gear comprises two lifting frames; Each lifting frame comprises two groups of lifting sleeves, and every group of lifting sleeve comprises a lifting inner sleeve and a lifting outer tube, and described lifting outer tube is socketed on lifting inner sleeve, on lifting inner sleeve and lifting outer tube, is provided with at least one pin-and-hole; Between two lifting outer tubes of two groups of lifting sleeves of homonymy, be provided with top rail and lower transverse beam;
Described girder mechanism comprises a stage casing beam; Described stage casing beam is box beam, is respectively arranged with an extensible canopy at the two ends of described stage casing beam; One end of one end of described extensible canopy and described stage casing beam plugs; On described stage casing beam and extensible canopy, be provided with at least one pin-and-hole;
Described subway track-laying machine also comprises four lifting hydraulic cylinders, two telescopic hydraulic cylinders and for controlling the hydraulic control system of above-mentioned six hydraulic cylinder works states;
Wherein: eachly walk two supporting legs and two lifting hydraulic cylinders to be installed on cross girders; The bottom of described supporting leg is fixedly connected with walking cross girders, and the top of described supporting leg is connected by flange with the bottom of lifting inner sleeve; The bottom of described lifting hydraulic cylinder is fixedly connected with walking cross girders, and the tailpiece of the piston rod of described lifting hydraulic cylinder is connected with described lower transverse beam bearing pin; The other end of described extensible canopy is connected with described top rail by flange; The cylinder sleeve of two telescopic hydraulic cylinders is connected by bearing pin with the top of stage casing beam; The tailpiece of the piston rod of each telescopic hydraulic cylinder is connected by bearing pin with an extensible canopy.
As optimal technical scheme, the utility model has also adopted following technical scheme:
Described supporting leg is " [" type.
On described lifting outer tube, be provided with at least one for the bolt hole of fastening bolt is installed.
On each contact surface of described extensible canopy and stage casing beam, be provided with at least two draw runners, and the setting party of described draw runner is to identical with the direction of motion of extensible canopy; External surface at described draw runner is coated with sliding agent.
Be provided with the first runing rest in one end of walking cross girders, on described runing rest, operating platform be installed; One end of described the first runing rest is connected by bearing pin with one end of walking cross girders.
Be provided with the second runing rest at the other end of walking cross girders, on described runing rest, electric control box be installed; One end of described the second runing rest is connected by bearing pin with one end of walking cross girders.
Described assembly pulley comprises an angle pulley and a lifting pulley group; Wherein, described angle pulley is installed on extensible canopy, and described lifting pulley group is installed on the beam of stage casing.
Described traveling power set comprise movable motor, reductor, sprocket wheel, chain, traveling wheels and rail clamping device.
Described electric hoist is installed on lower transverse beam, and described cable drum is installed on supporting leg side.
Be provided with the roller of the use that reduces to rub in the lower port of described stage casing beam and the upper port of extensible canopy movable end.
Advantage and the good effect that the utlity model has are:
1, operating efficiency is high; Compared with prior art, the subway track-laying machine in the utility model, in the process using, can utilize four lifting hydraulic cylinders to drive lifting frame, and then realize fast the variation in its short transverse; Also can utilize two telescopic hydraulic cylinders to drive telescoping cylinder, and then realize fast the variation on its width simultaneously; Therefore,, in the process that subway track-laying machine is adjusted, engineer only needs by hydraulic control system to six hydraulic cylinder sending controling instructions, so the utility model can increase substantially operating efficiency;
2, framework can lifting, and girder can stretch, and operating platform, cable drum and electric control box can rotate.1.. can meet the requirement of construction operation under dissimilar tunnel, different operating mode. 2.. coordinate with crane, without lifting appliance, can in tunnel, independently realize lifting, become, complete machine handling flat car in place across, whole machine installation, complete machine transport and also pass through smoothly gauge in tunnel.3.. can, in the mounted situation of the facilities such as contact net, still can enter Freezing Method for Cross-passage Construction operation;
3, because supporting leg is, " [" type, is therefore convenient to subway track-laying machine and conveniently passes through platform;
4,, owing to being provided with draw runner and roller on the contact surface at extensible canopy and stage casing beam, therefore can effectively reduce frictional force between the two.
5. suspension bracket assembly pulley is placed in hanging beam casing and is mutually right angle with girder assembly pulley, and the gear rope sheave that prevents that ash bucket from rolling is set, and has both increased the space that hoists, and has also cleared up the roll force of suspension bracket, ensures the steady handling of concrete ash bucket.
Brief description of the drawings
Fig. 1 is front view of the present utility model;
Fig. 2 is right view of the present utility model;
Fig. 3 is partial enlarged drawing of the present utility model, is mainly used in showing the structure of lifting frame;
Fig. 4 is partial enlarged drawing of the present utility model, is mainly used in showing the structure of girder mechanism;
Fig. 5 is partial enlarged drawing of the present utility model, be mainly used in showing runing rest and the annexation of walking cross girders.
Wherein: 1, running mechanism; 2, supporting leg; 3, lifting gear; 31, lifting outer tube; 32, lifting inner sleeve; 33, top rail; 34, lower transverse beam; 35, fastening bolt; 36, the first pin-and-hole; 4, girder mechanism; 41, extensible canopy; 42, stage casing beam; 43, the second pin-and-hole; 5, lifting hydraulic cylinder; 51, telescopic hydraulic cylinder; 6, cable drum; 7, operating platform; 8, runing rest; 9, electric control box; 10, bearing pin; 11, hanger device; 12, roller.
Detailed description of the invention
For further understanding summary of the invention of the present utility model, Characteristic, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
Refer to Fig. 1, Fig. 2 Fig. 3, Fig. 4 and Fig. 5, a kind of subway track-laying machine, comprising: running mechanism 1, four supporting legs 2, lifting gear 3, lifting mechanism, girder mechanism 4, cable drum 6 and operating systems; Wherein:
Running mechanism 1, lifting mechanism, cable drum 6 and operating system are prior art, running mechanism 1 mainly comprise two walk cross girders and drive described in walk the traveling power set that cross girders moves in orbit; Described lifting mechanism comprises electric hoist, wire rope, assembly pulley and hanger device 11; One end of described wire rope is connected with electric hoist, and the other end of described electric hoist is connected with hanger device 11 by assembly pulley; Described operating system comprises operating platform 7 and electric control box 9;
In order to realize the elevating function of subway track-laying machine, as shown in Figure 3, the lifting gear 3 in this specific embodiment comprises two lifting frames; Each lifting frame comprises two groups of lifting sleeves, every group of lifting sleeve comprises a lifting inner sleeve 32 and a lifting outer tube 31, described lifting outer tube 31 is socketed on lifting inner sleeve 32, is provided with at least one second pin-and-hole 36 on lifting inner sleeve 32 and lifting outer tube 31; Between two lifting outer tubes 31 of same lifting sleeve, be provided with top rail 33 and lower transverse beam 34; The two ends of top rail 33 and lower transverse beam 34 and lifting outer tube 31 are welded as a whole; By adopting said structure, between lifting inner sleeve 32 and lifting outer tube 31, can realize relative motion, in the time that both reach required relative motion relation, pin rod can be inserted in the first pin-and-hole 36, so just can realize the fixing of lifting inner sleeve 32 and lifting outer tube 31, simultaneously, in order further to increase the firmness between lifting inner sleeve 32 and lifting outer tube 31, can also utilize fastening bolt 35 further to ensure the firmness between lifting inner sleeve 32 and lifting outer tube 31 by the mode screwing;
For the change that realizes subway track-laying machine is across function, as shown in Figure 4, girder mechanism 4 comprises a stage casing beam 42; Stage casing beam 42 is box beam, is respectively arranged with an extensible canopy 41 at the two ends of stage casing beam 42; One end of one end of extensible canopy 41 and stage casing beam 42 plugs; On stage casing beam 42 and extensible canopy 41, be provided with at least one second pin-and-hole 43; As preferably, the second pin-and-hole 43 in this specific embodiment has two groups; By adopting said structure, can be by regulating extensible canopy 41 to insert the degree of depth of stage casing beam 42, and then the change that realizes subway track-laying machine is across function, in the time that position is achieved the goal in the position that extensible canopy 41 inserts stage casing beam 42, pin rod can be inserted to the second pin-and-hole 43 and realize fastening requirement between the two;
In order to realize fast the action of lifting gear 3 and girder mechanism 4, the subway track-laying machine in this preferred embodiment also comprises four lifting hydraulic cylinders 5, two telescopic hydraulic cylinders 51 and for controlling the hydraulic control system of above-mentioned six hydraulic cylinder works states; Because hydraulic control system is the technology of a comparative maturity, therefore repeat no more herein;
Annexation between this preferred embodiment all parts is: eachly walk two supporting legs 2 and two lifting hydraulic cylinders 5 to be installed on cross girders; The bottom of supporting leg 2 is fixedly connected with walking cross girders, can be welding between the two, can be also to connect by nut or flange, and the top of supporting leg 2 is connected by flange with the bottom of lifting inner sleeve 32; The bottom of lifting hydraulic cylinder 5 is fixedly connected with walking cross girders, for the ease of dismounting and replacing, preferably adopts flange to connect herein; The tailpiece of the piston rod of lifting hydraulic cylinder 5 is connected by bearing pin with lower transverse beam 34; The other end of extensible canopy 41 is connected with top rail 33 by flange; The cylinder sleeve of two telescopic hydraulic cylinders 51 is arranged on the top of stage casing beam 42, and connects by bearing pin; The tailpiece of the piston rod of each telescopic hydraulic cylinder 51 is connected by bearing pin with an extensible canopy 41.
The course of work of above-mentioned specific embodiment is: utilize hydraulic control system can realize the control to six hydraulic cylinders, when realize subway track-laying machine elevating function when needs, can drive the lower transverse beam 34 of lifting frame to move by four lifting hydraulic cylinders 5, like this, the lifting outer tube 31 of lifting frame can be realized moving of vertical direction along lifting inner sleeve 32, when both relative positions achieve the goal while requiring, pin rod can be inserted in the first pin-and-hole 36, so just can realize the fixing of lifting inner sleeve 32 and lifting outer tube 31; When the change that need to realize subway track-laying machine is during across function, can drive extensible canopy 41 to move by two telescopic hydraulic cylinders 51, because the cylinder sleeve of telescopic hydraulic cylinder 51 is fixed on the top of stage casing beam 42, therefore, in the time that the tailpiece of the piston rod of telescopic hydraulic cylinder 51 drives extensible canopy 41 to move, stage casing beam 42 and extensible canopy 41 will produce relative motion, when both relative positions achieve the goal while requiring, pin rod can be inserted in the second pin-and-hole 43, so just can realize the fixing of stage casing beam 42 and extensible canopy 41; And then realize become across function.
On the basis of above preferred embodiment, for the ease of subway track-laying machine, by platform, supporting leg 2 is preferably " [" type design.
In order to realize being fastenedly connected of lifting outer tube 31 and lifting inner sleeve 32, on lifting outer tube 31, be provided with at least one for the bolt hole of fastening bolt is installed.
In order to reduce extensible canopy 41 and the frictional force of stage casing beam 42 in relative motion process; This preferred embodiment is provided with at least two draw runners on the contact surface of extensible canopy 41 and stage casing beam 42, as preferably, and at least two draw runners of each contact surface of extensible canopy 41 and stage casing beam 42, and the setting party of draw runner is to identical with the direction of motion of extensible canopy 41; External surface at draw runner is coated with sliding agent, such as butter.In this specific embodiment, draw runner is the bonding jumper of type linearly, and bonding jumper can be fixed on the outer wall of extensible canopy 41, also can be fixed on the inwall of stage casing beam 42, and for the ease of easy to process, this programme is fixed on bonding jumper the outer wall of extensible canopy 41.
In order to realize the rotation of operating platform 7 and electric control box 9, be provided with runing rest 8 in the end of walking cross girders, refer to Fig. 5, runing rest 8 comprises the first runing rest and the second runing rest, wherein: the first runing rest is connected with one end of walking cross girders by bearing pin 10, the second runing rest is connected with the other end of walking cross girders by bearing pin 10; Operating platform 7 is installed on the first runing rest, and electric control box 9 is installed on the second runing rest.
Assembly pulley in above-mentioned specific embodiment comprises an angle pulley and a lifting pulley group; Wherein, described angle pulley is installed on extensible canopy 41, and described lifting pulley group is installed on stage casing beam 42.
Described traveling power set comprise movable motor, reductor, sprocket wheel, chain, traveling wheels and rail clamping device.
Described electric hoist is installed on lower transverse beam 34, and cable drum 6 is installed on supporting leg 2 sides.
Be provided with the roller 12 of the use that reduces to rub in the lower port of stage casing beam 42 and the upper port of extensible canopy 41 movable ends.
As preferably, steady in order to ensure the traveling of subway track-laying machine, startup, parking, movable motor adopts Frequency Converter Control; For Solving Station spacing long, the problem that power voltage-drop is large, electric-control system of the present utility model is provided with booster and calabash electrical machinery delayed startup parts; Due to Frequency Converter Control technology and all comparative maturities of booster technology, therefore repeat no more.
Above embodiment of the present utility model is had been described in detail, but described content is only preferred embodiment of the present utility model, can not be considered to for limiting practical range of the present utility model.All equalization variation and improvement etc. of doing according to the utility model application range, within all should still belonging to patent covering scope of the present utility model.
Claims (10)
1. a subway track-laying machine, comprises running mechanism, four supporting legs, lifting gear, lifting mechanism, girder mechanism, cable drum and operating systems; Described running mechanism comprise two walk cross girders and drive described in walk the traveling power set that cross girders moves in orbit; Described lifting mechanism comprises electric hoist, wire rope, assembly pulley and hanger device; One end of described wire rope is connected with electric hoist, and the other end of described electric hoist is connected with hanger device by assembly pulley; Described operating system comprises operating platform and electric control box; It is characterized in that:
Described lifting gear comprises two lifting frames; Each lifting frame comprises two groups of lifting sleeves, and every group of lifting sleeve comprises a lifting inner sleeve and a lifting outer tube, and described lifting outer tube is socketed on lifting inner sleeve, on lifting inner sleeve and lifting outer tube, is provided with at least one pin-and-hole; Between two lifting outer tubes of two groups of lifting sleeves of homonymy, be provided with top rail and lower transverse beam;
Described girder mechanism comprises a stage casing beam; Described stage casing beam is box beam, is respectively arranged with an extensible canopy at the two ends of described stage casing beam; One end of one end of described extensible canopy and described stage casing beam plugs; On described stage casing beam and extensible canopy, be provided with at least one pin-and-hole;
Described subway track-laying machine also comprises four lifting hydraulic cylinders, two telescopic hydraulic cylinders and for controlling the hydraulic control system of above-mentioned six hydraulic cylinder works states;
Wherein: eachly walk two supporting legs and two lifting hydraulic cylinders to be installed on cross girders; The bottom of described supporting leg is fixedly connected with walking cross girders, and the top of described supporting leg is connected by flange with the bottom of lifting inner sleeve; The bottom of described lifting hydraulic cylinder is fixedly connected with walking cross girders, and the tailpiece of the piston rod of described lifting hydraulic cylinder is connected with described lower transverse beam bearing pin; The other end of described extensible canopy is connected with described top rail by flange; The cylinder sleeve of two telescopic hydraulic cylinders is connected by bearing pin with the top of stage casing beam; The tailpiece of the piston rod of each telescopic hydraulic cylinder is connected by bearing pin with an extensible canopy.
2. subway track-laying machine according to claim 1, is characterized in that: described supporting leg is " [" type.
3. subway track-laying machine according to claim 2, is characterized in that: on described lifting outer tube, be provided with at least one for the bolt hole of fastening bolt is installed.
4. according to the subway track-laying machine described in claim 1-3 any one, it is characterized in that: on each contact surface of described extensible canopy and stage casing beam, be provided with at least two draw runners, and the setting party of described draw runner is to identical with the direction of motion of extensible canopy; External surface at described draw runner is coated with sliding agent.
5. subway track-laying machine according to claim 4, is characterized in that: be provided with the first runing rest in one end of walking cross girders, on described runing rest, operating platform be installed; One end of described the first runing rest is connected by bearing pin with one end of walking cross girders.
6. subway track-laying machine according to claim 5, is characterized in that: be provided with the second runing rest at the other end of walking cross girders, on described runing rest, electric control box be installed; One end of described the second runing rest is connected by bearing pin with one end of walking cross girders.
7. subway track-laying machine according to claim 6, is characterized in that: described assembly pulley comprises an angle pulley and a lifting pulley group; Wherein, described angle pulley is installed on extensible canopy, and described lifting pulley group is installed on the beam of stage casing.
8. subway track-laying machine according to claim 7, is characterized in that: described traveling power set comprise movable motor, reductor, sprocket wheel, chain, traveling wheels and rail clamping device.
9. subway track-laying machine according to claim 8, is characterized in that: described electric hoist is installed on lower transverse beam, described cable drum is installed on supporting leg side.
10. subway track-laying machine according to claim 9, is characterized in that: the roller that is provided with the use that reduces to rub in the lower port of described stage casing beam and the upper port of extensible canopy movable end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420450686.XU CN204023336U (en) | 2014-08-11 | 2014-08-11 | A kind of subway track-laying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420450686.XU CN204023336U (en) | 2014-08-11 | 2014-08-11 | A kind of subway track-laying machine |
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| CN204023336U true CN204023336U (en) | 2014-12-17 |
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| CN201420450686.XU Expired - Fee Related CN204023336U (en) | 2014-08-11 | 2014-08-11 | A kind of subway track-laying machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107604775A (en) * | 2017-10-26 | 2018-01-19 | 株洲旭阳机电科技开发有限公司 | Tire running gear and trackless adjusting method, the subway track-laying vehicle of subway track-laying vehicle |
| CN107651573A (en) * | 2017-09-25 | 2018-02-02 | 河南东起机械有限公司 | A kind of track is laid a railway track special purpose crane tool |
| CN107829339A (en) * | 2017-09-04 | 2018-03-23 | 李保龙 | A kind of rail in railway laying construction levers up device |
| CN108975170A (en) * | 2018-08-13 | 2018-12-11 | 德马科起重机械有限公司 | A kind of subway is laid a railway track gantry crane |
-
2014
- 2014-08-11 CN CN201420450686.XU patent/CN204023336U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107829339A (en) * | 2017-09-04 | 2018-03-23 | 李保龙 | A kind of rail in railway laying construction levers up device |
| CN107829339B (en) * | 2017-09-04 | 2019-05-21 | 李保龙 | A kind of rail in railway laying construction levers up device |
| CN107651573A (en) * | 2017-09-25 | 2018-02-02 | 河南东起机械有限公司 | A kind of track is laid a railway track special purpose crane tool |
| CN107604775A (en) * | 2017-10-26 | 2018-01-19 | 株洲旭阳机电科技开发有限公司 | Tire running gear and trackless adjusting method, the subway track-laying vehicle of subway track-laying vehicle |
| CN107604775B (en) * | 2017-10-26 | 2024-01-12 | 株洲旭阳机电科技开发有限公司 | Tire running device of subway rail-laying vehicle, trackless adjusting method and subway rail-laying vehicle |
| CN108975170A (en) * | 2018-08-13 | 2018-12-11 | 德马科起重机械有限公司 | A kind of subway is laid a railway track gantry crane |
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| C14 | Grant of patent or utility model | ||
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Owner name: ZHONGTIE NO.1 BUREAU GROUP CO., LTD. Effective date: 20150316 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Xuexin Inventor after: Wang Wei Inventor after: Wang Honggang Inventor after: Zhang Xihai Inventor after: Shi Hongjun Inventor after: Fu Qiangxin Inventor after: Cai Luquan Inventor after: Luo Xiaoqiang Inventor after: Zhang Dawei Inventor after: Wan Yongsheng Inventor after: Fan Hongliang Inventor after: Li Renlei Inventor after: Zhang Yaobo Inventor after: Chen Weizhong Inventor after: Wen Huijian Inventor after: Zhong Jiping Inventor after: Yang Hongwei Inventor after: Cao Dezhi Inventor after: Wang Shaonan Inventor after: Li Yuchao Inventor after: Fan Bin Inventor after: Wei Yunsheng Inventor after: Zhu Yongjian Inventor after: Li Wei Inventor after: Bi Zhihao Inventor before: Wang Xuexin Inventor before: Li Renlei Inventor before: Wang Shaonan |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: WANG XUEXIN LI RENLEI WANG SHAONAN TO: WANG XUEXIN LI RENLEI WANG SHAONAN LI YUCHAO FAN BIN WEI YUNSHENG ZHU YONGJIAN LI WEI BI ZHIHAO WANG WEI WANG HONGGANG ZHANG XIHAI SHI HONGJUN FU QIANGXIN CAI LUQUAN LUO XIAOQIANG ZHANG DAWEI WAN YONGSHENG FAN HONGLIANG ZHANG YAOBO CHEN WEIZHONG WEN HUIJIAN ZHONG JIPING YANG HONGWEI CAO DEZHI |
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| TR01 | Transfer of patent right |
Effective date of registration: 20150316 Address after: 300301, Dongli District, Tianjin street, Lao Yuen Patentee after: TIANJIN MINGXIN WELDING ENGINEERING CO., LTD. Patentee after: Zhongtie No.1 Bureau Group Co., Ltd. Address before: 300301, Dongli District, Tianjin street, Lao Yuen Patentee before: TIANJIN MINGXIN WELDING ENGINEERING CO., LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20190811 |