CN219117976U - Auxiliary foot rest for bridge cantilever construction - Google Patents
Auxiliary foot rest for bridge cantilever construction Download PDFInfo
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- CN219117976U CN219117976U CN202320051751.0U CN202320051751U CN219117976U CN 219117976 U CN219117976 U CN 219117976U CN 202320051751 U CN202320051751 U CN 202320051751U CN 219117976 U CN219117976 U CN 219117976U
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- 238000010276 construction Methods 0.000 title claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 53
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
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Abstract
The utility model discloses an auxiliary foot rest for bridge cantilever construction, which relates to the field of auxiliary foot rests and comprises a plurality of groups of mutually spliced supporting devices, wherein each supporting device comprises four supporting rods, and two groups of connecting mechanisms are arranged between the four supporting rods; the two ends of the supporting rod are respectively provided with a first splicing mechanism and a second splicing mechanism. According to the utility model, the first splicing mechanism and the second splicing mechanism are arranged, when two supporting devices are required to be spliced, the pull rod positioned on the lower supporting rod is pulled to drive the first toothed plate to move, then the upper supporting rod fixing plate is inserted into the lower fixing cylinder, and then the pull rod is loosened, so that the spring pushes the first toothed plate to move, and then the first toothed plate is meshed with the second toothed plate, thereby avoiding the upper supporting rod and the lower supporting rod from being separated by themselves, and further avoiding the upper supporting mechanism and the lower supporting mechanism from being separated by themselves; compared with the prior art that a plurality of connecting bolts are used for connection, the connecting mode is more convenient and rapid.
Description
Technical Field
The utility model relates to the field of auxiliary foot frames, in particular to an auxiliary foot frame for bridge cantilever construction.
Background
The cantilever construction method is characterized in that working platforms are arranged on two sides of a pier, and beam sections are poured or spliced from the cantilever section to the midspan section in a balanced manner until the bridge span structure is closed, and the construction method can be divided into cantilever pouring and cantilever splicing; the auxiliary foot rest is needed to support the construction tool and the building material during the construction of the bridge, so that the construction personnel can conveniently construct the bridge.
The current chinese patent application number CN202020994204.2 discloses a continuous steel structure bridge cantilever construction is with supplementary foot rest, including bottom plate, bracing piece and connecting device, one side of connecting device is through connecting plate fixedly connected with horizontal pole, and the lower surface of horizontal pole is through accessory plate fixedly connected with U-shaped board, and the surface of U-shaped board is through inserting axle swing joint there being the intubate, and the fixed surface of intubate is connected with the connecting rod, and the surface swing joint of connecting rod has the go-between, and the surface threaded connection of go-between has fixing bolt. This continuous steel constructs bridge cantilever construction with supplementary foot rest, through connecting device, insert axle, intubate and the setting of connecting rod, can be connected connecting device and bracing piece, use to insert the axle and run through the U-shaped board, make to insert the axle and be connected with the intubate to can install supplementary foot rest, take out the axle of inserting when dismantling, can pull down the connecting rod, take off connecting device, can pull down the horizontal pole, the construction workman of being convenient for installs and dismantles the foot rest.
However, the technical scheme has the following defects: the upper support rod and the lower support rod are connected through the bottom plate and the connecting bolts, the connecting bolts are used for connecting, so that time is consumed, and the working efficiency is low.
Disclosure of Invention
The utility model aims to provide an auxiliary foot rest for bridge cantilever construction, which aims to solve at least one technical problem.
The utility model aims to solve the technical problems, and is realized by adopting the following technical scheme:
the auxiliary foot rest for bridge cantilever construction comprises a plurality of groups of mutually spliced supporting devices, wherein each supporting device comprises four supporting rods, and two groups of connecting mechanisms are arranged between the four supporting rods; a first splicing mechanism and a second splicing mechanism are respectively arranged at two ends of the supporting rod; the second splicing mechanism comprises two second toothed plates and a fixed plate, wherein the two second toothed plates are respectively arranged on the left side surface and the right side surface of the supporting rod, the fixed plate is arranged on the bottom surface of the supporting rod, and a plurality of studs are arranged on the bottom surface of the fixed plate; the first splicing mechanism comprises a fixed cylinder, the fixed cylinder is arranged on the top surface of the supporting rod, a plurality of limit grooves matched with the studs are formed in the inner bottom surface of the fixed cylinder, and two groups of limit components used for limiting the movement of the second toothed plate are arranged in the fixed cylinder; the limiting assembly comprises two movable columns, the two movable columns penetrate through one side of the fixed cylinder and are in sliding connection with the fixed cylinder, a pull rod is fixedly connected to one end, located outside the fixed cylinder, of each movable column, a first toothed plate is fixedly connected to the other end of each movable column, springs are sleeved on the pull rods, and two ends of each spring are fixedly connected with the inner wall of the fixed cylinder and the first toothed plate respectively.
Preferably, the connecting mechanism comprises two connecting rods and two hinging rods, wherein the two ends of each connecting rod are fixedly connected with a first clamp, a second clamp is connected to the first clamp, the first clamp and the second clamp are fixedly clamped on the supporting rods in a matched mode, two transverse plates are fixedly connected to the opposite sides of the connecting rods, inserting holes are formed in the transverse plates in a penetrating mode, the two hinging rods are hinged to each other, mounting plates are fixedly connected to the two ends of each hinging rod, and inserting rods matched with the inserting holes are mounted on the bottom surfaces of the mounting plates.
Preferably, a plurality of bolts are mounted on the first and second clips.
Preferably, the bottom of the lowest supporting device is provided with four adjusting mechanisms; the adjusting mechanism comprises a bottom plate and a fixing frame, a plurality of through holes matched with the studs are formed in the top surface of the fixing frame in a penetrating mode, and the studs penetrate through the through holes in the top surface of the fixing frame and are connected with nuts in a threaded mode; the top surface of bottom plate is rotated and is installed a screw thread section of thick bamboo, threaded connection has the threaded rod on the screw thread section of thick bamboo, the upper end and the mount fixed connection of threaded rod.
Preferably, the thread cylinder is fixedly sleeved with a rotary table.
Preferably, a plurality of telescopic rods are arranged between the bottom plate and the fixing frame.
The beneficial effects of the utility model are as follows:
1. according to the utility model, the first splicing mechanism and the second splicing mechanism are arranged, when two supporting devices are required to be spliced, the pull rod positioned on the lower supporting rod is pulled to drive the first toothed plate to move, then the upper supporting rod fixing plate is inserted into the lower fixing cylinder, and then the pull rod is loosened, so that the spring pushes the first toothed plate to move, and then the first toothed plate is meshed with the second toothed plate, thereby avoiding the upper supporting rod and the lower supporting rod from being separated by themselves, and further avoiding the upper supporting mechanism and the lower supporting mechanism from being separated by themselves; compared with the prior art that a plurality of connecting bolts are used for connection, the connecting mode is more convenient and rapid.
2. According to the utility model, the height of the adjusting mechanism can be adjusted according to the leveling condition of the ground, and the supporting device can be in a horizontal state even under the condition of uneven ground, so that the stability of the auxiliary foot rest is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1 in accordance with the present utility model;
FIG. 3 is an enlarged schematic view of portion B of FIG. 1 in accordance with the present utility model;
FIG. 4 is a top view of the attachment mechanism of the present utility model;
FIG. 5 is a schematic view of the structure of the cross plate, mounting plate, and insert rod of the present utility model;
reference numerals: 1. a support rod; 2. a first splicing mechanism; 21. a fixed cylinder; 22. a first toothed plate; 23. a movable column; 24. a pull rod; 25. a spring; 3. a second splicing mechanism; 31. a second toothed plate; 32. a fixing plate; 33. a stud; 4. a connecting mechanism; 41. a first clip; 42. a second clip; 43. a bolt; 44. a connecting rod; 45. a cross plate; 46. a hinge rod; 47. a mounting plate; 48. a rod; 5. an adjusting mechanism; 51. a bottom plate; 52. a fixing frame; 53. a thread cylinder; 54. a threaded rod; 55. a turntable; 56. a telescopic rod; 57. and (3) a nut.
Detailed Description
In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model.
Specific embodiments of the present utility model are described below with reference to the accompanying drawings.
Examples
As shown in fig. 1-5, an auxiliary foot rest for bridge cantilever construction comprises a plurality of groups of mutually spliced supporting devices, wherein each supporting device comprises four supporting rods 1, and two groups of connecting mechanisms 4 are arranged between the four supporting rods 1; a first splicing mechanism 2 and a second splicing mechanism 3 are respectively arranged at two ends of the supporting rod 1; the second splicing mechanism 3 comprises two second toothed plates 31 and a fixed plate 32, wherein the two second toothed plates 31 are respectively arranged on the left side surface and the right side surface of the supporting rod 1, the fixed plate 32 is arranged on the bottom surface of the supporting rod 1, and a plurality of studs 33 are arranged on the bottom surface of the fixed plate 32; the first splicing mechanism 2 comprises a fixed cylinder 21, the fixed cylinder 21 is arranged on the top surface of the supporting rod 1, a plurality of limiting grooves matched with the studs 33 are formed in the inner bottom surface of the fixed cylinder 21, and two groups of limiting components used for limiting the movement of the second toothed plate 31 are arranged in the fixed cylinder 21.
In this embodiment, specifically, the limiting component includes two movable columns 23, where the two movable columns 23 penetrate through one side of the fixed cylinder 21 and are slidably connected with the fixed cylinder 21, one end of the two movable columns 23 located outside the fixed cylinder 21 is fixedly connected with a pull rod 24, the other end of the two movable columns 23 is fixedly connected with a first toothed plate 22, a spring 25 is sleeved on the pull rod 24, and two ends of the spring 25 are respectively fixedly connected with the inner wall of the fixed cylinder 21 and the first toothed plate 22; when two support rods 1 are required to be connected, the second splicing mechanism 3 of the upper support rod 1 is aligned with the first splicing mechanism 2 of the lower support rod 1, then the pull rod 24 positioned on the lower support rod 1 is pulled, so that the pull rod 24 drives the first toothed plate 22 to move through the movable column 23, then a plurality of studs 33 on the upper support rod 1 are inserted into the limit groove of the lower fixed cylinder 21, and when the pull rod 24 is loosened, the spring 25 drives the first toothed plate 22 to move under the influence of the resilience force of the spring 25, and then the first toothed plate 22 is meshed with the second toothed plate 31, so that the two support rods 1 are prevented from being separated from each other; when the two support rods 1 need to be separated, the pull rod 24 is pulled, the movable column 23 drives the first toothed plate 22 to move, so that the first toothed plate 22 is separated from the second toothed plate 31, and then the support rod 1 positioned above is moved upwards, so that the two support rods 1 are separated.
In this embodiment, specifically, the connection mechanism 4 includes two connecting rods 44 and two articulated rods 46, the first clamp 41 of both ends of connecting rod 44 all fixedly connected with, be connected with the second clamp 42 on the first clamp 41, first clamp 41 and second clamp 42 cooperation centre gripping are fixed on bracing piece 1, all fixedly connected with diaphragm 45 on the opposite side of two connecting rods 44, run through on the diaphragm 45 and be provided with the jack, two articulated rods 46 are articulated each other, the both ends of articulated rods 46 all fixedly connected with mounting panel 47, install the inserted bar 48 with the jack matched on the bottom surface of mounting panel 47, install a plurality of bolts 43 on first clamp 41 and the second clamp 42, through setting up bolt 43, be convenient for link together first clamp 41 and second clamp 42.
In this embodiment, specifically, four adjusting mechanisms 5 are installed at the bottom of the lowest supporting device; the adjusting mechanism 5 comprises a bottom plate 51 and a fixing frame 52, a plurality of through holes matched with the studs 33 are formed in the top surface of the fixing frame 52 in a penetrating mode, and the studs 33 penetrate through the through holes in the top surface of the fixing frame 52 and are connected with nuts 57 in a threaded mode; a threaded cylinder 53 is rotatably arranged on the top surface of the bottom plate 51, a threaded rod 54 is connected with the threaded cylinder 53 in a threaded manner, and the upper end of the threaded rod 54 is fixedly connected with the fixing frame 52; through setting up adjustment mechanism 5, during the use, through rotating screw section of thick bamboo 53, drive threaded rod 54 and remove, and then adjust the height of mount 52, thereby adjust the whole height of whole adjustment mechanism 5; so that the height of the adjusting mechanism 5 can be adjusted according to the leveling condition of the ground; even under the uneven ground condition, the supporting device can be in a horizontal state, so that the stability of the auxiliary foot rest is improved.
In this embodiment, specifically, a turntable 55 is fixedly sleeved on the threaded cylinder 53; by arranging the turntable 55, the threaded cylinder 53 is convenient to rotate in a labor-saving manner; a plurality of telescopic rods 56 are arranged between the bottom plate 51 and the fixed frame 52, and the connection stability between the bottom plate 51 and the fixed frame 52 is improved by arranging the telescopic rods 56.
Working principle: in specific use, the two groups of connecting mechanisms 4 and the four support rods 1 are assembled into the support device, and the specific operation is as follows, the two hinging rods 46 are connected with the two connecting rods 44 through the mounting plate 47, the inserting rod 48 and the fixing plate 32, then the two connecting rods 44 are connected with the four support rods 1 through the first clamp 41, the second clamp 42 and the bolts 43, and in the same way, the other two connecting rods 44 are also connected with the four support rods 1, so that the support device is assembled; the above operations are repeated as necessary to assemble a plurality of supporting devices.
Then, the four adjusting mechanisms 5 are mounted on any one of the supporting devices, specifically, by aligning the second splicing mechanism 3 on the supporting rod 1 with the fixing frame 52, making the plurality of studs 33 penetrate through the through holes on the top surface of the fixing frame 52, and then connecting the fixing frame 52 with the fixing plate 32 using nuts 57; the above operation is repeated, and four adjusting mechanisms 5 are mounted on the supporting device.
Then, when the supporting devices are spliced together, the concrete operation is as follows, the supporting devices 1 above are aligned to the supporting devices 1 below, the second splicing mechanism 3 above the supporting devices 1 is aligned to the first splicing mechanism 2 below the supporting devices 1, then the pull rod 24 above the supporting devices 1 is pulled, the pull rod 24 drives the first toothed plate 22 to move through the movable column 23, then the studs 33 above the supporting devices 1 are inserted into the limit grooves of the fixed cylinder 21 below, the spring 25 drives the first toothed plate 22 to move under the influence of the resilience force of the spring 25 by loosening the pull rod 24, and then the first toothed plate 22 is meshed with the second toothed plate 31, so that the two supporting mechanisms are prevented from being separated from each other, the supporting devices are spliced together to increase the height of the auxiliary cantilever, and thus the template for pouring the bridge is convenient to support.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a bridge cantilever construction is with supplementary foot rest, includes the strutting arrangement of multiunit mutual concatenation, its characterized in that: the supporting device comprises four supporting rods (1), and two groups of connecting mechanisms (4) are arranged between the four supporting rods (1); a first splicing mechanism (2) and a second splicing mechanism (3) are respectively arranged at two ends of the supporting rod (1); the second splicing mechanism (3) comprises two second toothed plates (31) and a fixed plate (32), wherein the two second toothed plates (31) are respectively arranged on the left side surface and the right side surface of the supporting rod (1), the fixed plate (32) is arranged on the bottom surface of the supporting rod (1), and a plurality of studs (33) are arranged on the bottom surface of the fixed plate (32); the first splicing mechanism (2) comprises a fixed cylinder (21), the fixed cylinder (21) is arranged on the top surface of the supporting rod (1), a plurality of limit grooves matched with the studs (33) are formed in the inner bottom surface of the fixed cylinder (21), and two groups of limit components used for limiting the movement of the second toothed plate (31) are arranged in the fixed cylinder (21); the limiting component comprises two movable columns (23), wherein the two movable columns (23) penetrate through one side of the fixed cylinder (21) and are in sliding connection with the fixed cylinder (21), the two movable columns (23) are located at one end outside the fixed cylinder (21) and fixedly connected with a pull rod (24), the two movable columns (23) are fixedly connected with a first toothed plate (22) at the other end, springs (25) are sleeved on the pull rod (24), and two ends of each spring (25) are fixedly connected with the inner wall of the fixed cylinder (21) and the first toothed plate (22) respectively.
2. The auxiliary foot rest for bridge cantilever construction according to claim 1, wherein: coupling mechanism (4) are including two connecting rods (44) and two articulated bars (46), the first clamp (41) of both ends of connecting rod (44) all fixedly connected with, be connected with second clamp (42) on first clamp (41), first clamp (41) and second clamp (42) cooperation centre gripping are fixed on bracing piece (1), two all fixedly connected with diaphragm (45) on the opposite one side of connecting rod (44), run through on diaphragm (45) and be provided with the jack, two articulated bars (46) are articulated each other, the both ends of articulated bars (46) all fixedly connected with mounting panel (47), install inserted bar (48) with the jack matching on the bottom surface of mounting panel (47).
3. The auxiliary foot rest for bridge cantilever construction according to claim 2, wherein: a plurality of bolts (43) are mounted on the first clamp (41) and the second clamp (42).
4. The auxiliary foot rest for bridge cantilever construction according to claim 1, wherein: four adjusting mechanisms (5) are arranged at the bottom of the lowest supporting device; the adjusting mechanism (5) comprises a bottom plate (51) and a fixing frame (52), a plurality of through holes matched with the studs (33) are formed in the top surface of the fixing frame (52) in a penetrating mode, and the studs (33) penetrate through the through holes in the top surface of the fixing frame (52) and are connected with nuts (57) in a threaded mode; the top surface of the bottom plate (51) is rotatably provided with a threaded cylinder (53), the threaded cylinder (53) is in threaded connection with a threaded rod (54), and the upper end of the threaded rod (54) is fixedly connected with a fixing frame (52).
5. The auxiliary foot rest for bridge cantilever construction according to claim 4, wherein: a rotary table (55) is fixedly sleeved on the threaded cylinder (53).
6. The auxiliary foot rest for bridge cantilever construction according to claim 4, wherein: a plurality of telescopic rods (56) are arranged between the bottom plate (51) and the fixing frame (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320051751.0U CN219117976U (en) | 2023-01-09 | 2023-01-09 | Auxiliary foot rest for bridge cantilever construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320051751.0U CN219117976U (en) | 2023-01-09 | 2023-01-09 | Auxiliary foot rest for bridge cantilever construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219117976U true CN219117976U (en) | 2023-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320051751.0U Active CN219117976U (en) | 2023-01-09 | 2023-01-09 | Auxiliary foot rest for bridge cantilever construction |
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| Country | Link |
|---|---|
| CN (1) | CN219117976U (en) |
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- 2023-01-09 CN CN202320051751.0U patent/CN219117976U/en active Active
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