CN115012317A - Climbing device for bridge erecting machine - Google Patents
Climbing device for bridge erecting machine Download PDFInfo
- Publication number
- CN115012317A CN115012317A CN202210805670.5A CN202210805670A CN115012317A CN 115012317 A CN115012317 A CN 115012317A CN 202210805670 A CN202210805670 A CN 202210805670A CN 115012317 A CN115012317 A CN 115012317A
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- climbing
- frame
- ladder
- seat
- tensioning
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- 230000009194 climbing Effects 0.000 title claims abstract description 169
- 230000001174 ascending effect Effects 0.000 abstract description 4
- 230000001276 controlling effect Effects 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 210000001503 joint Anatomy 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
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Classifications
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- 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 erecting 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 erecting machine and is positioned on the side surface of the bridge erecting machine for controlling the box girder to ascend and descend, the T-shaped load frame seat is arranged on the transverse moving assembly, a vertical ascending and descending group rod is further arranged at the outer end of the T-shaped load frame seat, the climbing frame is arranged at the lower output end of the ascending and descending group rod, the climbing ladder frame, a climbing ladder control device and a tensioning and pulling device are respectively arranged on the climbing 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 fastening the climbing ladder frame.
Description
Technical Field
The invention relates to the technical field of bridge erecting equipment, in particular to a climbing device for a bridge erecting machine.
Background
At present, in the process of hoisting box girders and installing the box girders on the upper ends of piers by a bridge girder erection machine, when the box girders move to the positions above the piers to be installed and descend to the positions close to the upper ends of the piers, workers are generally required to move towards the upper ends of the box girders to be installed so as to observe the movement, butt joint, installation and positioning of the feedback box girders.
Accordingly, one skilled in the art provides a climbing device for a bridge erecting machine to address the problems set forth in the background above.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a climbing device that bridging machine was used, its is including lateral shifting subassembly, T type load mount, the ladder frame that climbs, the lateral shifting subassembly is installed on the bridging machine, and is located on the side that is used for controlling the box girder in the bridging machine to go up and down, T type load mount is installed on the lateral shifting subassembly, vertical lift group pole is still installed to the outer end of T type load mount, the frame that climbs is installed to lift group pole lower output, and install respectively on the frame that climbs the ladder frame, climb ladder controlling means and taut tractive device, the ladder controlling means that climbs is used for the form change of auxiliary control ladder frame that climbs, taut tractive device is used for carrying out the tractive fastening to the ladder frame that climbs.
Furthermore, the climbing ladder control device comprises a guide rail bottom plate, a threaded rod and a rotating motor, wherein the guide rail bottom plate is vertically fixed on the climbing frame, bearing seats are further fixed at two ends of the guide rail bottom plate, two ends of the threaded rod are respectively and rotatably connected with the bearing seats arranged above and below the threaded rod, a threaded sleeve is further meshed and connected onto the threaded rod and used for being connected with the lower end of the climbing ladder frame, the rotating motor is further arranged at the lower end of the guide rail bottom plate, and the output end of the rotating motor is coaxially fixed with the threaded rod.
Furthermore, the climbing ladder frame comprises climbing ladders, linking rod seats and articulated shafts, the climbing ladders are provided with multiple groups, the adjacent climbing ladders are hinged through the articulated shafts, at least one group of multi-stage telescopic rods are arranged between the adjacent climbing ladders and used for linking the adjacent climbing ladders, the end parts of the multi-stage telescopic rods are hinged to the middle parts of the climbing ladders respectively, the linking rod seats are installed on the climbing ladders located at the top and the bottom respectively, the outer ends of the linking rod seats can be vertically and slidably connected to the climbing ladders, the linking rod seats are fixedly installed on the climbing ladders above the climbing ladders, and the linking rod seats are fixedly installed on threaded sleeves in the climbing ladder control device below the climbing ladders.
Furthermore, 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 mounted on the outer sides of the ladder climbing frames.
Furthermore, the ladder climbing frame comprises a wide ladder climbing frame and a narrow ladder climbing frame which are respectively and alternately arranged in the climbing ladders.
Furthermore, the tensioning and fastening device is at least arranged in one-to-one correspondence with the rotatable climbing ladder, the tensioning and fastening device comprises tensioning and fastening components symmetrically arranged in the front and back, each tensioning and fastening component comprises a fastening seat, the fastening seats are fixedly arranged on the climbing ladder, a driving reel is arranged on each fastening seat, an I-shaped reel is coaxially fixed on each driving reel, a rope is wound on each I-shaped reel, the outer end of each rope is connected with a traction seat, and each traction seat is fixedly arranged in the middle of a side plate frame of the ladder climbing frame in the climbing ladder.
Compared with the prior art, the invention provides a climbing device for a bridge erecting machine, which has the following beneficial effects:
according to the climbing frame, the climbing frame can be deformed into a bulge, box girders with different shapes are positioned and installed in the process of being butted at the upper end of a pier, observation convenience, clarity and accuracy of an observer are achieved, the deformation process is more stable and safer through a 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 deformed climbing frame is relatively stronger, and the safety of the climbing frame is further guaranteed through the tensioning and fastening device.
Drawings
FIG. 1 is a schematic view of a climbing device in accordance with 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 carrier; 4. lifting the combined rod; 5. a climbing frame; 6. a climbing ladder control device; 7. a ladder climbing frame; 8. tensioning and pulling the fixing device; 61. a guide rail bottom plate; 62. a bearing seat; 63. a threaded rod; 64. a threaded sleeve; 65. a rotating electric machine; 71. climbing a ladder; 72. a connecting rod seat; 73. hinging a shaft; 74. a connecting block seat; 75. a step climbing frame; 76. a handrail frame; 77. a multi-stage telescopic rod; 81. a pulling and fixing seat; 82. driving the reel; 83. h-shaped reel; 84. a rope; 85. a traction seat.
Detailed Description
Referring to fig. 1-2, the present invention provides a technical solution: a climbing device for a bridge erecting 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 installed on the bridge erecting machine 1 and is positioned on the side surface of the bridge erecting machine 1 used for controlling the box girder to ascend and descend, the T-shaped load frame seat 3 is installed on the transverse moving assembly 2, a vertical ascending and descending group rod 5 is further installed at the outer end of the T-shaped load frame seat 3, a climbing frame 5 is installed at the lower output end of the ascending and descending group rod 5, the climbing ladder frame 7, a climbing ladder control device 6 and a tensioning and fastening device 8 are respectively installed on the climbing frame 5, the climbing ladder control device 6 is used for assisting in controlling the form change of the climbing ladder frame 7, and the tensioning and fastening device 8 is used for drawing and fastening the climbing ladder frame 7;
as a preferred embodiment, the climbing ladder frame and the climbing ladder control device in this embodiment are connected with a wireless control remote controller, and as a self-active control mode of an observer, the tensioning and pulling device is an automatic tensioning and pulling control.
In an optional 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, 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 rotatably connected to the bearing seats 62 arranged above and below, 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 of the climbing ladder frame 7, the rotating motor 65 is further arranged at the lower end of the guide rail bottom plate 61, an output end of the rotating motor 65 is coaxially fixed to the threaded rod 63, an outer contour surface of the threaded sleeve is a square structure so as to facilitate limited sliding of a front plate surface and a rear plate surface of the climbing frame, it should be noted that a pressure monitor is further arranged on the threaded sleeve and used for monitoring a variation of a pressure value generated by a connecting rod seat below in the climbing ladder frame to the threaded sleeve, so as to be mutually feedback regulated and controlled with the multi-stage telescopic rods in the climbing ladder frame.
In an alternative embodiment, the climbing ladder frame 7 includes climbing ladders 71, engaging rod seats 72 and hinge shafts 73, the climbing ladders 71 are provided with a plurality of groups, adjacent climbing ladders 71 are hinged and connected through the hinge shafts 73, at least one group of multi-stage telescopic rods 77 is provided between adjacent climbing ladders 71 for engaging the adjacent climbing ladders 7, the ends of the multi-stage telescopic rods 77 are respectively hinged and connected with the middle parts of the climbing ladders 71, the climbing ladders 71 located at the top and the bottom are respectively provided with the engaging rod seats 72, the outer ends of the engaging rod seats 72 are vertically slidably connected to the climbing frame 5, the upper engaging rod seat 72 is fixedly installed with the climbing frame 5, and the lower engaging rod seat 72 is fixedly installed on the threaded sleeve 64 in the climbing ladder control device 6;
specifically, in this embodiment, the initial climbing ladder frame is in a vertical shape, and when an observer climbs the climbing ladder frame, the weight of one observer adopts a reference value of 100kg, the set weight of the climbing ladder frame is M, and the deformation process of the climbing ladder frame is as follows: explaining the sequence from top to bottom, when the observer selects the climbing ladders to be rotated and the number of the climbing ladders connected with the climbing ladders to rotate together, taking the example shown in fig. 1 as an example, that is, the selected climbing ladders are the third group climbing ladder and the fourth group climbing ladder, the threaded rod is driven by the rotating motor to drive the threaded sleeve to tend to move until the monitoring value of the pressure monitor reaches (M +100), the second group, the fourth group, the fifth group and the seventh group of the multi-stage telescopic rods in fig. 1 start to be fed back, and are synchronously matched to drive and regulate, the second group, the fourth group, the fifth group and the seventh group of the multi-stage telescopic rods start to contract synchronously, the threaded rod is driven by the rotating motor to drive the threaded sleeve to move upwards, it needs to be explained that, as a preferred embodiment, the regulation and control signal determination mode of mutual feedback of the multi-stage telescopic rods and the rotating motor is: the monitoring data M of the pressure monitor is in a safety range of (M +100) < M < [ (M +100) + delta P ], wherein the safe pressure of the threaded sleeve is P, and a parameter delta P is selected, wherein [ delta P + (M +100) ] < P, so that in the process of the contraction motion of the multi-stage telescopic rod and the upward movement motion of the threaded sleeve driven by the rotating motor, for example, if M is greater than or equal to [ (M +100) + delta P ], the situation that the threaded sleeve moves too fast is indicated, the pressure value of the threaded sleeve is increased, and the situation that the multi-stage telescopic rod contracts too slow is also indicated, so that the mutual feedback adjustment is in a relatively balanced movement state, and M is recovered in the safety range;
it should be further noted that, as shown in fig. 1, after the observer selects the third climbing ladder and the fourth climbing ladder, at this time, the fifth group of climbing ladders is in a vertical state, and the fifth group of climbing ladders is taken as a symmetric reference object, and the sixth group of climbing ladders and the seventh group of climbing ladders below are in a symmetric structure with the third climbing ladder and the fourth climbing ladder, so that the corresponding second group, fourth group, fifth group and seventh group of multi-stage telescopic rods need to be synchronously matched, thereby forming a more stable climbing ladder frame supporting structure.
Further, the climbing ladder 71 comprises a connecting block seat 74, step climbing frames 75 are respectively fixed on two sides of the connecting block seat 74, and handrail frames 76 are fixedly installed on the outer sides of the step climbing frames 75, so that the operation safety of observers is improved.
Further, the ladder climbing frame 75 includes a wide ladder climbing frame and a narrow ladder climbing frame, which are alternately installed in a plurality of sets of the climbing ladder 71, respectively, so as to be adjacent to the deformation of the climbing ladder.
In an alternative embodiment, the tensioning and fastening device 8 is at least arranged in one-to-one correspondence with the rotatable climbing ladder 71, the tensioning and fastening device 8 includes tensioning and fastening components symmetrically arranged in front and back, the tensioning and fastening components include fastening seats 81, the fastening seats 81 are fixedly installed on the climbing ladder 5, driving reels 82 are installed on the fastening seats 81, i-shaped reels 83 are coaxially fixed on the driving reels 82, ropes 84 are wound on the i-shaped reels 83, the outer ends of the ropes 84 are connected with the tensioning seats 85, the tensioning seats 85 are fixedly installed in the middle of side plates of the ladder climbing frame 75 in the climbing ladder 71, and after the climbing ladder is changed, the ropes are tensioned to the climbing ladder by adjusting and controlling the driving reels, so that the climbing ladder is more stable.
In the concrete implementation, the transverse moving component is installed on the side surface of the bridge erecting machine, then the T-shaped load frame seat is installed on the transverse moving component, then the flattened climbing ladders are sequentially hinged and connected through the hinge shafts, the connecting rod seats are installed on the climbing ladders at the two ends of the climbing ladder frame, then the connecting rod seats are respectively fixed on the climbing frames and the threaded sleeves, the tensioning and pulling device is installed on the corresponding climbing frames, the pulling seat is fixed on the corresponding climbing ladder, then the lifting group rod is installed at one end of the climbing frame, then the lifting group rod is installed on the T-shaped load frame seat, thereby completing the installation of the climbing device, when the bridge erecting machine regulates and controls the box girder to move above the pier to be installed and starts to descend, positioning and butting, the observer can climb on the climbing device to monitor the descending positioning of the box girder, when the box girder is closer to the upper end surface, at this time, the climbing ladder control device and the climbing ladder frame are controlled by an observer to deform so as to be close to the butt joint surface of the box girder for close-distance observation feedback, and therefore the efficiency of box girder positioning butt joint is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (6)
1. The utility model provides a climbing device that bridging machine used which characterized in that: which comprises a transverse moving component (2), a T-shaped load frame seat (3) and a climbing ladder frame (7), wherein the transverse moving component (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 the box girder, the T-shaped load frame seat (3) is arranged on the transverse moving component (2), the outer end of the T-shaped load frame seat (3) is also provided with a vertical lifting group rod (5), the lower output end of the lifting group rod (5) is provided with a climbing frame (5), and the climbing frame (5) is respectively provided with a climbing ladder frame (7), a climbing ladder control device (6) and a tensioning and pulling device (8), the climbing ladder control device (6) is used for assisting in controlling the form change of the climbing ladder frame (7), the tensioning and pulling device (8) is used for pulling and fastening the climbing ladder frame (7).
2. The climbing device for a bridge erecting 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), 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 rotatably connected with the bearing seats (62) arranged above and below the threaded rod (63), a threaded sleeve (64) is further connected onto the threaded rod (63) in a meshed mode, 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. The climbing device for a bridge erecting machine according to claim 1, wherein: the climbing ladder frame (7) comprises a climbing ladder (71), a connecting rod seat (72) and a hinge shaft (73), a plurality of groups of climbing ladders (71) are arranged, adjacent climbing ladders (71) are hinged through hinge shafts (73), at least one group of multi-stage telescopic rods (77) are arranged between the adjacent climbing ladders (71), used for connecting adjacent climbing ladders (7), the end parts 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 top and the bottom are respectively provided with a connecting rod seat (72), the outer end of the connecting rod seat (72) can be vertically connected to the climbing frame (5) in a sliding mode, the upper connecting rod seat (72) and the climbing frame (5) are fixedly installed, and the lower connecting rod seat (72) is fixedly installed on a thread sleeve (64) in the climbing ladder control device (6).
4. The climbing device for a bridge erecting machine according to claim 3, 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 mounted on the outer sides of the ladder climbing frames (75).
5. The climbing device for a bridge erecting machine according to claim 4, 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 the climbing ladder (71).
6. The climbing device for a bridge erecting machine according to claim 1, wherein: the tensioning and fastening device (8) is at least arranged in one-to-one correspondence with the rotatable climbing ladder (71), the tensioning and fastening device (8) comprises tensioning and fastening components symmetrically arranged in the front and back, each tensioning and fastening component comprises a fastening seat (81), the fastening seat (81) is fixedly arranged on the climbing ladder (5), a driving reel (82) is arranged on the fastening seat (81), an I-shaped reel (83) is coaxially fixed on the driving reel (82), a rope (84) is wound on the I-shaped reel (83), the outer end of the rope (84) is connected with a tensioning seat (85), and the tensioning seat (85) is fixedly arranged in the middle of a side plate frame of a ladder climbing frame (75) in the climbing ladder (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 true CN115012317A (en) | 2022-09-06 |
| CN115012317B 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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| 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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| 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 |
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| CN112571445A (en) * | 2020-12-07 | 2021-03-30 | 马鞍山学院 | Articulated outer pipeline climbing robot |
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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 |
|---|---|
| CN115012317B (en) | 2024-05-07 |
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