CN115012317B - Climbing device for bridge girder erection machine - Google Patents
Climbing device for bridge girder erection machine Download PDFInfo
- Publication number
- CN115012317B CN115012317B CN202210805670.5A CN202210805670A CN115012317B CN 115012317 B CN115012317 B CN 115012317B CN 202210805670 A CN202210805670 A CN 202210805670A CN 115012317 B CN115012317 B CN 115012317B
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- Prior art keywords
- climbing
- frame
- ladder
- ladders
- climbing ladder
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- 230000009194 climbing Effects 0.000 title claims abstract description 159
- 230000004660 morphological change Effects 0.000 claims 1
- 230000001276 controlling effect Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 230000005012 migration Effects 0.000 description 3
- 238000013508 migration Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Ladders (AREA)
Abstract
The invention discloses a climbing device for a bridge girder erection machine, which comprises a transverse moving assembly, a T-shaped load frame seat and a climbing ladder frame, wherein the transverse moving assembly is arranged on the bridge girder erection machine and is positioned on the side surface of the bridge girder erection machine for controlling the lifting of a box girder, the T-shaped load frame seat is arranged on the transverse moving assembly, the outer end of the T-shaped load frame seat is also provided with a vertical lifting group rod, the lower output end of the lifting group rod is provided with the climbing ladder frame, a climbing ladder control device and a tensioning and pulling device are respectively arranged on the climbing ladder frame, the climbing ladder control device is used for assisting in controlling the form change of the climbing ladder frame, and the tensioning and pulling device is used for pulling and pulling the climbing ladder frame.
Description
Technical Field
The invention relates to the technical field of bridge girder erection equipment, in particular to a climbing device for a bridge girder erection machine.
Background
At present, in the process that the box girder is hoisted by a bridge girder erection machine and is installed at the upper end of a pier, when the box girder moves to the upper side of the pier to be installed and descends to the upper end close to the pier, a worker is generally required to walk to the upper end of the box girder to be installed so as to observe and feed back the movable butt joint installation positioning of the box girder.
Accordingly, a climbing device for a bridge girder erection machine is provided by a person skilled in the art to solve the problems set forth in the background art.
Disclosure of Invention
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a climbing device that bridge crane was used, its is including horizontal migration subassembly, T type load frame seat, climbing ladder frame, horizontal migration subassembly is installed on the bridge crane, and is located be used for controlling the side that the case roof beam goes up and down in the bridge crane, T type load frame seat is installed on horizontal migration subassembly, vertical lift group pole is still installed to the outer end of T type load frame seat, the climbing frame is installed to lift group pole lower output, just install climbing ladder frame, climbing ladder controlling means and taut solid device on the climbing frame respectively, climbing ladder controlling means is used for the form change of auxiliary control climbing ladder frame, taut solid device is used for pulling the climbing ladder frame and tightens.
Further, the ladder controlling means climbs is including guide rail bottom plate, threaded rod and rotating electrical machines, the guide rail bottom plate is vertical to be fixed on climbing the frame, the both ends of guide rail bottom plate still are fixed with the bearing frame, the both ends of threaded rod respectively with the bearing frame rotation that upper and lower side set up be connected, still the meshing is connected with the thread bush on the threaded rod, the thread bush is used for linking up with the lower tip of climbing the ladder frame, the lower extreme department of guide rail bottom plate still is equipped with the rotating electrical machines, the rotating electrical machines output is coaxial fixed with the threaded rod.
Further, the ladder frame climbs is including climbing ladder, linking pole seat and articulated shaft, it is provided with the multiunit to climb the ladder, adjacent it connects to climb the ladder and carry out the articulated connection through the articulated shaft, adjacent all be equipped with a set of at least multistage telescopic link between the ladder climbs for link up adjacent ladder climbs, multistage telescopic link's tip is articulated connection with climbing ladder middle part respectively, is located the climbing ladder of the top, below and installs the linking pole seat respectively, but the outer end vertical sliding connection of linking pole seat is on climbing the frame, the top linking pole seat and climb frame fixed mounting, the below linking pole seat fixed mounting is on the thread bush in climbing ladder controlling means.
Further, the climbing ladder comprises a connecting block seat, ladder climbing frames are respectively fixed on two sides of the connecting block seat, and handrail frames are fixedly arranged on the outer sides of the ladder climbing frames.
Further, the ladder climbing frame comprises a wide ladder climbing frame and a narrow ladder climbing frame which are respectively and alternately arranged in a plurality of groups of climbing ladders.
Further, tensioning traction fixing device at least with rotatable ladder one-to-one that climbs sets up, tensioning traction fixing device is including the tensioning traction fixing subassembly that the fore-and-aft symmetry set up, tensioning traction fixing subassembly is including drawing the solid seat, draw solid seat fixed mounting on climbing frame, it installs the drive spool to draw on the solid seat, coaxial being fixed with the worker's shape reel on the drive spool, it has the rope to wind on the worker's shape reel, the outer end of rope is connected with and draws the seat, draw seat fixed mounting in ladder climbing frame curb plate frame middle part in the ladder of climbing.
Compared with the prior art, the invention provides the climbing device for the bridge girder erection machine, which has the following beneficial effects:
According to the invention, in the process of positioning, mounting and butting box girders in different forms at the upper end of a pier through the climbing frame capable of being deformed into the bulges, the observer can observe the convenience, the definition and the accuracy, the deformation process is more stable and safe through the control mode between the climbing ladder control device and the climbing ladder, the climbing ladder in the climbing frame can be flexibly regulated and controlled by the observer, the firmness of a supporting framework formed by the climbing frame after deformation is relatively strong, and the safety of the climbing frame is further ensured through the tensioning and fixing device.
Drawings
FIG. 1 is a schematic view of a climbing device of the present invention;
FIG. 2 is an enlarged schematic view of a partial structure of the climbing frame of the present invention;
In the figure: 1. a bridge girder erection machine; 2. a lateral movement assembly; 3. a T-shaped load frame seat; 4. lifting the group rod; 5. a climbing frame; 6. a climbing ladder control device; 7. climbing the ladder frame; 8. tensioning the traction device; 61. a guide rail bottom plate; 62. a bearing seat; 63. a threaded rod; 64. a thread sleeve; 65. a rotating electric machine; 71. climbing ladder; 72. a connecting rod seat; 73. a hinge shaft; 74. a joint block seat; 75. a ladder climbing frame; 76. a handrail frame; 77. a multi-stage telescopic rod; 81. a traction and fixation seat; 82. driving the reel; 83. an I-shaped reel; 84. a rope; 85. pulling the seat.
Detailed Description
Referring to fig. 1-2, the present invention provides a technical solution: the climbing device for the bridge girder erection machine comprises a transverse moving assembly 2, a T-shaped load frame seat 3 and a climbing ladder frame 7, wherein the transverse moving assembly 2 is arranged on the bridge girder erection machine 1 and is positioned on the side surface of the bridge girder erection machine 1 for controlling the box girder to ascend and descend, the T-shaped load frame seat 3 is arranged on the transverse moving assembly 2, a vertical lifting group rod 4 is further arranged at the outer end of the T-shaped load frame seat 3, a climbing ladder frame 5 is arranged at the lower output end of the lifting group rod 4, the climbing ladder frame 7, a climbing ladder control device 6 and a tensioning traction device 8 are respectively arranged on the climbing ladder frame 5, the climbing ladder control device 6 is used for assisting in controlling the shape change of the climbing ladder frame 7, and the tensioning traction device 8 is used for carrying out traction fastening on the climbing ladder frame 7;
as a preferred embodiment, the climbing ladder frame and the climbing ladder control device in the embodiment are connected with a wireless control remote controller, and the tensioning traction device is used as an automatic tensioning traction control mode for an observer.
In an alternative embodiment, the climbing ladder control device 6 includes a guide rail bottom plate 61, a threaded rod 63 and a rotating motor 65, the guide rail bottom plate 61 is vertically fixed on the climbing frame 5, two ends of the guide rail bottom plate 61 are also fixed with bearing seats 62, two ends of the threaded rod 63 are respectively rotatably connected with the bearing seats 62 arranged at the upper and lower sides, the threaded rod 63 is further engaged and connected with a threaded sleeve 64, the threaded sleeve 64 is used for being engaged with the lower end part of the climbing ladder frame 7, the lower end part of the guide rail bottom plate 61 is further provided with the rotating motor 65, the output end of the rotating motor 65 is coaxially fixed with the threaded rod 63, wherein the outer profile surface of the threaded sleeve has a square structure so as to facilitate the limit sliding of the front and rear plate surfaces of the climbing frame, and it is noted that a pressure monitor is further arranged on the threaded sleeve for adjusting and controlling the variation of the pressure value generated by the engagement rod seat at the lower part in the climbing ladder frame to the threaded sleeve so as to be mutually fed back with the multi-stage telescopic rods in the climbing ladder frame.
In an alternative embodiment, the climbing ladder frame 7 includes climbing ladders 71, a connecting rod seat 72 and a hinge shaft 73, the climbing ladders 71 are provided with a plurality of groups, adjacent climbing ladders 71 are hinged through the hinge shaft 73, at least one group of multi-stage telescopic rods 77 are arranged between adjacent climbing ladders 71 and are used for connecting adjacent climbing ladders 71, the ends of the multi-stage telescopic rods 77 are respectively hinged with the middle parts of the climbing ladders 71, the climbing ladders 71 positioned at the uppermost part and the lower part are respectively provided with a connecting rod seat 72, the outer ends of the connecting rod seats 72 are vertically and slidably connected to the climbing frame 5, the connecting rod seats 72 above are fixedly installed with the climbing frame 5, and the connecting rod seats 72 below are fixedly installed on the threaded sleeves 64 in the climbing ladder control device 6;
Specifically, in this embodiment, the initial climbing ladder frame is vertical form, and when the observer climbs on the climbing ladder frame, wherein the weight of an observer adopts 100kg reference value, and the weight of the climbing ladder frame that sets up is M, the deformation process of climbing ladder frame is: when the observer selects the climbing stairs to be rotated and the number of the climbing stairs which are connected with the climbing stairs to jointly rotate, and takes the example shown in fig. 1, namely, the selected climbing stairs are a third group of climbing stairs and a fourth group of climbing stairs, a rotating motor drives a threaded rod to drive a threaded sleeve to move until the monitoring value of a pressure monitor reaches (M+100), feedback is started, such as the second group, the fourth group, the fifth group and the seventh group of multistage telescopic rods in fig. 1 are synchronously matched and driven for regulation, the second group, the fourth group, the fifth group and the seventh group of multistage telescopic rods start synchronous contraction, and the rotating motor drives the threaded rod to drive the threaded sleeve to move upwards, the explanation is that, as a preferred embodiment, the regulation signal judgment mode of mutual feedback of the multistage telescopic rods and the rotating motor is as follows: the monitoring data M of the pressure monitor is in a safety range of (M+100) < M < [ (M+100) +delta P ], wherein the safety pressure of the threaded sleeve is P, and a parameter delta P is selected, wherein [ delta P+ (M+100) ] < P, therefore, in the process of the shrinkage motion of the multi-stage telescopic rod and the up-movement of the threaded sleeve driven by the rotating motor, for example, if M is more than or equal to [ (M+100) +delta P ], the threaded sleeve is enabled to move up too fast, the pressure value of the threaded sleeve is increased, and the multi-stage telescopic rod is enabled to shrink too slowly, so that the mutual feedback adjustment is in a relatively balanced moving state, and M is enabled to be restored in the safety range;
It should be noted that, as shown in fig. 1, when the observer selects the third climbing ladder and the fourth climbing ladder, the fifth group of climbing ladders is in a vertical state, and the fifth group of climbing ladders are used as symmetrical references, and the sixth group of climbing ladders and the seventh group of climbing ladders below are in symmetrical structures with the third climbing ladder and the fourth climbing ladder, so that the corresponding second group, fourth group, fifth group and seventh group of multistage telescopic rods are required to be synchronously matched, thereby forming a more stable climbing ladder frame supporting structure.
Further, the climbing ladder 71 includes a connection block seat 74, two sides of the connection block seat 74 are respectively fixed with a ladder climbing frame 75, and an armrest frame 76 is fixedly installed on the outer side of the ladder climbing frame 75, so as to improve the operation safety of observers.
Further, the step climbing frame 75 includes a wide step climbing frame and a narrow step climbing frame, which are alternately installed in the plurality of groups of the climbing ladders 71, respectively, so as to be adjacent to the deformation of the climbing ladders.
In an alternative embodiment, the tensioning and pulling device 8 is arranged in one-to-one correspondence with the rotatable climbing ladder 71, the tensioning and pulling device 8 comprises tensioning and pulling components which are symmetrically arranged front and back, the tensioning and pulling components comprise pulling and fixing seats 81, the pulling and fixing seats 81 are fixedly arranged on the climbing frame 5, driving reels 82 are arranged on the pulling and fixing seats 81, the driving reels 82 are coaxially fixed with the I-shaped reels 83, ropes 84 are wound on the I-shaped reels 83, the outer ends of the ropes 84 are connected with pulling seats 85, the pulling seats 85 are fixedly arranged in the middle of the side plate frame of the ladder climbing frame 75 in the climbing ladder 71, and after the climbing ladder is changed, the rope is pulled and climbs the ladder through regulation and control of the driving reels, so that the stability between the climbing ladders is firmer.
In the concrete implementation, the transverse moving assembly is arranged on the side face of the bridge girder erection machine, the T-shaped load frame seat is arranged on the transverse moving assembly, the flattened climbing ladders are sequentially hinged through the hinge shafts, the connecting rod seat is arranged on the climbing ladders at the two ends of the climbing ladder frame, the connecting rod seat is respectively fixed on the climbing frame and the threaded sleeve, the tensioning traction device is arranged on the corresponding climbing frame, the traction seat is fixed on the corresponding climbing ladder, the lifting group rod is arranged at one end of the climbing frame, and the lifting group rod is arranged on the T-shaped load frame seat, so that the installation of the climbing device is completed.
The above description is only of the preferred embodiments of the invention, but the protection scope of the invention is not limited thereto, and any person skilled in the art who is skilled in the art to which the invention pertains should make equivalent substitutions or modifications according to the technical solution of the invention and its inventive concept within the scope of the invention.
Claims (4)
1. A climbing device for a bridge girder erection machine is characterized in that: the lifting device comprises a transverse moving assembly (2), a T-shaped load frame seat (3) and a climbing ladder frame (7), wherein the transverse moving assembly (2) is arranged on a bridge girder erection machine (1) and is positioned on the side surface of the bridge girder erection machine (1) for controlling the lifting of a box girder, the T-shaped load frame seat (3) is arranged on the transverse moving assembly (2), a vertical lifting group rod (4) is further arranged at the outer end of the T-shaped load frame seat (3), a climbing frame (5) is arranged at the lower output end of the lifting group rod (4), the climbing ladder frame (7), a climbing ladder control device (6) and a tensioning traction device (8) are respectively arranged on the climbing ladder frame (5), the climbing ladder control device (6) is used for assisting in controlling the morphological change of the climbing ladder frame (7), and the tensioning traction device (8) is used for tensioning and fixing the climbing ladder frame (7).
The climbing ladder frame (7) comprises climbing ladders (71), connecting rod seats (72) and hinge shafts (73), wherein a plurality of groups of climbing ladders (71) are arranged, adjacent climbing ladders (71) are hinged through the hinge shafts (73), at least one group of multi-stage telescopic rods (77) are arranged between the adjacent climbing ladders (71) and are used for connecting the adjacent climbing ladders (71), the end parts of the multi-stage telescopic rods (77) are respectively hinged with the middle parts of the climbing ladders (71), the connecting rod seats (72) are respectively arranged on the climbing ladders (71) at the uppermost part and the lower part, the outer ends of the connecting rod seats (72) are vertically and slidably connected on the climbing frame (5), the connecting rod seats (72) at the upper part are fixedly arranged with the climbing frame (5), and the connecting rod seats (72) at the lower part are fixedly arranged on threaded sleeves (64) in the climbing ladder control device (6).
The tensioning traction device (8) is arranged in one-to-one correspondence with the rotatable climbing ladder (71), the tensioning traction device (8) comprises tensioning traction components which are arranged in a front-to-back symmetrical mode, each tensioning traction component comprises a traction base (81), each traction base (81) is fixedly arranged on the climbing frame (5), a driving reel (82) is arranged on each traction base (81), an I-shaped reel (83) is coaxially fixed on each driving reel (82), a rope (84) is wound on each I-shaped reel (83), each traction base (85) is connected to the outer end of each rope (84), and each traction base (85) is fixedly arranged in the middle of a side plate frame of the ladder climbing frame (75) in the climbing ladder (71).
2. A climbing device for a bridge girder erection machine according to claim 1, wherein: the climbing ladder control device (6) comprises a guide rail bottom plate (61), a threaded rod (63) and a rotating motor (65), wherein the guide rail bottom plate (61) is vertically fixed on a climbing frame (5), bearing seats (62) are further fixed at two ends of the guide rail bottom plate (61), two ends of the threaded rod (63) are respectively connected with the bearing seats (62) arranged at the upper side and the lower side in a rotating mode, a threaded sleeve (64) is further meshed on the threaded rod (63), the threaded sleeve (64) is used for being connected with the lower end portion of the climbing ladder frame (7), the rotating motor (65) is further arranged at the lower end of the guide rail bottom plate (61), and the output end of the rotating motor (65) is coaxially fixed with the threaded rod (63).
3. A climbing device for a bridge girder erection machine according to claim 1, wherein: the climbing ladder (71) comprises a connecting block seat (74), ladder climbing frames (75) are respectively fixed on two sides of the connecting block seat (74), and handrail frames (76) are fixedly arranged on the outer sides of the ladder climbing frames (75).
4. A climbing device for a bridge girder erection machine according to claim 3, wherein: the ladder climbing frame (75) comprises a wide ladder climbing frame and a narrow ladder climbing frame which are respectively and alternately arranged in a plurality of groups of climbing ladders (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210805670.5A CN115012317B (en) | 2022-07-08 | 2022-07-08 | Climbing device for bridge girder erection machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210805670.5A CN115012317B (en) | 2022-07-08 | 2022-07-08 | Climbing device for bridge girder erection machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115012317A CN115012317A (en) | 2022-09-06 |
| CN115012317B true CN115012317B (en) | 2024-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210805670.5A Active CN115012317B (en) | 2022-07-08 | 2022-07-08 | Climbing device for bridge girder erection machine |
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| CN (1) | CN115012317B (en) |
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| CN112571445A (en) * | 2020-12-07 | 2021-03-30 | 马鞍山学院 | Articulated outer pipeline climbing robot |
| CN113119162A (en) * | 2021-04-03 | 2021-07-16 | 浙江数斯智能机器人科技有限公司 | Pole-climbing robot |
| CN213867346U (en) * | 2020-09-15 | 2021-08-03 | 中交第二航务工程局有限公司 | Bridge inspection vehicle adapting to height change of beam bottom |
| CN113512942A (en) * | 2021-04-08 | 2021-10-19 | 上海建工集团股份有限公司 | Wall-mounted type overhead working method and device suitable for prefabricated bridge |
| WO2022048320A1 (en) * | 2020-09-04 | 2022-03-10 | 中交路桥华南工程有限公司 | Hydraulic self-elevating integrated cable-stayed bridge lifting formwork |
| CN216360652U (en) * | 2021-10-20 | 2022-04-22 | 中建铁路投资建设集团有限公司 | Climbing device for bridge girder erection machine |
| CN216446832U (en) * | 2021-11-03 | 2022-05-06 | 李京航 | Folding telescopic ladder for bridge |
-
2022
- 2022-07-08 CN CN202210805670.5A patent/CN115012317B/en active Active
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| KR200191452Y1 (en) * | 1999-06-17 | 2000-08-16 | 용마기술개발주식회사 | Ladder of entrance and exit for bridge inspection equipment |
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| KR20130025252A (en) * | 2011-09-01 | 2013-03-11 | 김진곤 | Working rack of safety net for box type structure |
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| CN213867346U (en) * | 2020-09-15 | 2021-08-03 | 中交第二航务工程局有限公司 | Bridge inspection vehicle adapting to height change of beam bottom |
| CN112571445A (en) * | 2020-12-07 | 2021-03-30 | 马鞍山学院 | Articulated outer pipeline climbing robot |
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| CN113512942A (en) * | 2021-04-08 | 2021-10-19 | 上海建工集团股份有限公司 | Wall-mounted type overhead working method and device suitable for prefabricated bridge |
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| CN216446832U (en) * | 2021-11-03 | 2022-05-06 | 李京航 | Folding telescopic ladder for bridge |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115012317A (en) | 2022-09-06 |
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