CN220723393U - Tower crane base anchor device for concrete bridge deck - Google Patents
Tower crane base anchor device for concrete bridge deck Download PDFInfo
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- CN220723393U CN220723393U CN202322459588.4U CN202322459588U CN220723393U CN 220723393 U CN220723393 U CN 220723393U CN 202322459588 U CN202322459588 U CN 202322459588U CN 220723393 U CN220723393 U CN 220723393U
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- 238000004873 anchoring Methods 0.000 claims abstract description 17
- 238000010276 construction Methods 0.000 abstract description 29
- 238000000034 method Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the field of bridge engineering construction, in particular to a tower crane foundation anchoring device for a concrete bridge deck, which comprises two longitudinal beams distributed along the left and right directions, wherein two transverse beams distributed along the front and rear directions are commonly connected between the two longitudinal beams, the upper surfaces of each longitudinal beam and each transverse beam are flush, and the lower surfaces of each longitudinal beam and each transverse beam are flush; the front part and the rear part of each longitudinal beam are respectively provided with a pair of fixing plates, each pair of fixing plates comprises a fixing plate I which is simultaneously fixed on the upper surface of the longitudinal beam and the upper surface of the adjacent cross beam, and a fixing plate II which is simultaneously fixed on the lower surface of the longitudinal beam and the lower surface of the adjacent cross beam, and the fixing plates I and the fixing plates II of each pair of fixing plates are oppositely arranged along the up-down direction; two groups of foundation joint bolt holes distributed left and right are formed in each fixing plate I; the problem that the existing ground setting tower crane cannot meet construction requirements due to space limitation in the bridge construction process and is inconvenient to adjust positions is solved.
Description
Technical Field
The utility model relates to the field of bridge engineering construction, in particular to a tower crane base anchoring device for a concrete bridge deck.
Background
In bridge construction, the tower crane is a common hoisting construction machine, is particularly widely used in high pier and large span bridge construction, and is used for hoisting bridge construction materials from the ground to bridge construction parts or bridge decks, so that the construction period is saved, the labor is saved, and the construction is convenient; at present, the tower crane is arranged on the ground close to a bridge, the bored pile is required to be buried below the ground to serve as a foundation of the tower crane before installation, then the foundation of the tower crane and the bored pile are connected in an anchoring mode through anchor bolts, and when the height of a construction pier or a bridge tower is increased during installation, the steel member is required to be horizontally connected between the pier and the tower crane, so that the stability of the structure of the tower crane is guaranteed, and the overturning danger is prevented during construction of the tower crane.
However, practice shows that the existing ground-mounted tower crane has the following problems: because the tower crane is arranged near the bridge and is often positioned in the longitudinal and transverse bridge directions of the bridge pier, the space position of the bridge pier structure occupies the vertically raised space position of the tower crane along with the continuous advancing of the construction progress, so that the hoisting of the tower crane cannot meet the construction requirement; if the tower crane is arranged outside the longitudinal and transverse bridge ranges of the bridge pier, the operation radius of the tower crane is greatly reduced, the adaptability is reduced, the transverse steel member cannot be arranged, the stability of the tower crane cannot be guaranteed, the space position of the tower crane is required to be moved, the disassembly of the tower crane is inconvenient, a large amount of manpower and material resources are required to be consumed, and therefore the problems of prolonging the construction period and increasing the engineering cost are solved.
It is therefore necessary to invent a foundation anchor for a concrete bridge deck tower crane to solve the above-mentioned problems.
Disclosure of Invention
The utility model provides a tower crane base anchoring device for a concrete bridge deck, which aims to solve the problems that the existing ground-mounted tower crane cannot meet construction requirements due to space limitation and is inconvenient to adjust positions in the bridge construction process.
The utility model is realized by adopting the following technical scheme:
the tower crane base anchoring device for the concrete bridge deck comprises two longitudinal beams distributed along the left and right directions, wherein two transverse beams distributed along the front and rear directions are commonly connected between the two longitudinal beams, the upper surfaces of each longitudinal beam and each transverse beam are flush, and the lower surfaces of each longitudinal beam and each transverse beam are flush; the front part and the rear part of each longitudinal beam are respectively provided with a pair of fixing plates, each pair of fixing plates comprises a fixing plate I which is simultaneously fixed on the upper surface of the longitudinal beam and the upper surface of the adjacent cross beam, and a fixing plate II which is simultaneously fixed on the lower surface of the longitudinal beam and the lower surface of the adjacent cross beam, and the fixing plates I and the fixing plates II of each pair of fixing plates are oppositely arranged along the up-down direction; two groups of foundation bolt holes distributed left and right are formed in each fixing plate I, and two groups of foundation bolt holes distributed left and right are formed in each fixing plate II.
Further, each longitudinal beam comprises an inner side plate and an outer side plate which are distributed left and right, a top plate I is jointly fixed at the top of the inner side plate and the top of the outer side plate of each longitudinal beam, a bottom plate I is jointly fixed at the bottom of the inner side plate and the bottom of the outer side plate of each longitudinal beam, a front plate is jointly fixed at the front ends of the inner side plate, the outer side plate, the top plate I and the bottom plate I of each longitudinal beam, and a rear plate is jointly fixed at the rear ends of the inner side plate, the outer side plate, the top plate I and the bottom plate I of each longitudinal beam.
Further, each cross beam comprises a front side plate and a rear side plate which are distributed along the front and the rear, a top plate II is jointly fixed at the top of the front side plate and the top of the rear side plate of each cross beam, and a bottom plate II is jointly fixed at the bottom of the front side plate and the bottom of the rear side plate of each cross beam.
Further, a group of webs I and a group of webs II are connected between the fixing plate I and the fixing plate II of each pair of fixing plates, each group of webs I comprises three webs I which are fixed on the outer surface of the corresponding outer side plate and uniformly distributed along the front and back, each group of webs II comprises two webs II which are fixed on the outer surface of the corresponding inner side plate, and the two webs II of each group of webs II are respectively positioned on the front side and the back side of the adjacent cross beam.
Further, each group of foundation bolt holes comprises two foundation bolt holes which are uniformly distributed along the front and the back, and each group of foundation bolt holes comprises four foundation bolt holes which are uniformly distributed along the front and the back.
The utility model has reasonable and reliable structural design, realizes the installation and operation of the tower crane on the concrete bridge deck, solves the problem of space limitation during the operation of the tower crane, avoids the pier structure to occupy the vertical space of the tower crane, meets the construction requirement, provides a wider operation space for the bridge deck, enlarges the operation radius of the tower crane, can more freely carry out the hoisting operation, and improves the construction adaptability, thereby being better suitable for the requirements of different construction stages; meanwhile, the stability of the tower crane is improved, so that the stability of the tower crane in the construction process is maintained, the construction safety is ensured, and the overturning risk is reduced; furthermore, the installation and the disassembly are convenient, time and labor are saved, the construction period is shortened, and the engineering cost is reduced.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Figure 2 is a horizontal cross-section of the utility model secured to a deck.
Fig. 3 is a plan view of the deck arrangement of the present utility model.
In the figure: 1-longitudinal beam, 2-transverse beam, 3-fixed plate I, 4-fixed plate II, 5-foundation bolt hole, 6-foundation bolt hole, 7-web I, 8-web II.
Detailed Description
The tower crane base anchoring device for the concrete bridge deck is shown in the accompanying drawings 1-3, and comprises two longitudinal beams 1 distributed along the left and right directions, wherein two transverse beams 2 distributed along the front and rear directions are commonly connected between the two longitudinal beams 1, the upper surfaces of each longitudinal beam 1 and each transverse beam 2 are flush, and the lower surfaces of each longitudinal beam 1 and each transverse beam 2 are flush; the front part and the rear part of each longitudinal beam 1 are respectively provided with a pair of fixing plates, each pair of fixing plates comprises a fixing plate I3 which is simultaneously fixed on the upper surface of the longitudinal beam 1 and the upper surface of the adjacent cross beam 2, and a fixing plate II 4 which is simultaneously fixed on the lower surface of the longitudinal beam 1 and the lower surface of the adjacent cross beam 2, and the fixing plates I3 and the fixing plates II 4 of each pair of fixing plates are oppositely arranged along the up-down direction; two groups of foundation bolt holes 5 distributed left and right are all arranged on each fixing plate I3, and two groups of foundation bolt holes 6 distributed left and right are all arranged on each fixing plate II 4.
The integrated structure design formed by combining the longitudinal beam 1, the cross beam 2, the fixing plate I3 and the fixing plate II 4 is stable in structure, is fixedly connected with a tower crane foundation section through the foundation section bolt holes 5 and is connected with a concrete bridge surface through the foundation bolt holes 6, so that the stability of the tower crane is improved; the base anchoring device solves the problem of space limitation during operation of the tower crane by connecting the tower crane with the bridge deck, and can avoid the pier structure to occupy the vertical space of the tower crane, thereby meeting the construction requirement; meanwhile, the bridge deck provides a wider operation space, the operation radius of the tower crane is enlarged, the hoisting operation can be more freely carried out, the requirements of different construction stages can be better met, and the construction adaptability is improved; because this base anchor is prefabricated component, the installation of being convenient for is dismantled, labour saving and time saving has not only shortened construction cycle, has still reduced engineering cost.
When the bridge girder concrete is poured, corresponding foundation bolts are pre-embedded in the girder of the bridge according to the positions of foundation bolt holes 6 of the foundation base anchoring device of the tower crane in the drawing, when the concrete strength of the girder reaches a design value, the foundation base anchoring device of the tower crane prefabricated in advance is hoisted to the mounting position on a bridge deck, then each foundation bolt penetrates through the foundation bolt holes 6 of the foundation base anchoring device of the tower crane, leveling is carried out on the foundation base anchoring device of the tower crane by using a leveling ruler or a theodolite, and after the leveling, the foundation base anchoring device of the tower crane is fastened by using nuts matched with the foundation bolts; then installing foundation section sections of the tower crane, wherein bolt holes at four corners of the foundation section sections are in one-to-one correspondence with foundation section bolt holes 5 at four corners of the foundation anchoring device of the foundation of the tower crane, and fastening by bolts; then, sequentially installing standard sections of the tower crane, and checking the verticality of the standard sections of the tower crane by using a theodolite when the standard sections of the tower crane are installed, so as to ensure the plumb of a tower body; after the tower body standard section of the tower crane is installed to a proper height, a tower crane sleeve frame, a turntable assembly, front and rear arm sections of the tower crane, a balancing weight and an electric control wiring are sequentially installed, so that the installation of the device is completed; the problem that the existing ground setting tower crane cannot meet construction requirements due to space limitation in the bridge construction process and is inconvenient to adjust positions is solved.
As shown in fig. 1-2, each longitudinal beam 1 comprises an inner side plate and an outer side plate which are distributed left and right, a top plate I is jointly fixed at the top of the inner side plate and the top of the outer side plate of each longitudinal beam 1, a bottom plate I is jointly fixed at the bottoms of the inner side plate and the outer side plate of each longitudinal beam 1, a front plate is jointly fixed at the front ends of the inner side plate, the outer side plate, the top plate I and the bottom plate I of each longitudinal beam 1, and a rear plate is jointly fixed at the rear ends of the inner side plate, the outer side plate, the top plate I and the bottom plate I of each longitudinal beam 1.
As shown in fig. 1-2, each cross beam 2 includes a front side plate and a rear side plate distributed along the front and rear directions, top parts of the front side plate and the rear side plate of each cross beam 2 are both fixed with a top plate ii, and bottom parts of the front side plate and the rear side plate of each cross beam 2 are both fixed with a bottom plate ii.
As shown in fig. 1-2, a set of webs i 7 and a set of webs ii 8 are connected between the fixing plates i 3 and ii 4 of each pair of fixing plates, each set of webs i 7 includes three webs i 7 fixed on the outer surface of the corresponding outer plate and uniformly distributed along the front and rear, each set of webs ii 8 includes two webs ii 8 fixed on the outer surface of the corresponding inner plate, and the two webs ii 8 of each set of webs ii 8 are located on the front side and the rear side of the adjacent cross beam 2 respectively.
The structural design of the web I7 and the web II 8 plays an important role in supporting and reinforcing the corresponding fixing plate I3 and the fixing plate II 4, and is beneficial to improving the stability and bearing capacity of the structure.
As shown in fig. 1-2, each group of foundation bolt holes 5 comprises two foundation bolt holes 5 uniformly distributed along the front and back, and each group of foundation bolt holes 6 comprises four foundation bolt holes 6 uniformly distributed along the front and back.
In the description of the present utility model, it should be understood that the orientation or positional relationship indicated is based on the orientation or positional relationship shown in the drawings, and is merely for convenience in describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a tower machine base anchor for concrete bridge floor which characterized in that: the device comprises two longitudinal beams (1) distributed along the left and right, wherein two cross beams (2) distributed along the front and rear are commonly connected between the two longitudinal beams (1), the upper surfaces of each longitudinal beam (1) and each cross beam (2) are flush, and the lower surfaces of each longitudinal beam (1) and each cross beam (2) are flush; the front part and the rear part of each longitudinal beam (1) are respectively provided with a pair of fixing plates, each pair of fixing plates comprises a fixing plate I (3) which is simultaneously fixed on the upper surface of the longitudinal beam (1) and the upper surface of the adjacent transverse beam (2), and a fixing plate II (4) which is simultaneously fixed on the lower surface of the longitudinal beam (1) and the lower surface of the adjacent transverse beam (2), and the fixing plates I (3) and the fixing plates II (4) of each pair of fixing plates are oppositely arranged along the up-down direction; two groups of foundation bolt holes (5) distributed left and right are formed in each fixing plate I (3), and two groups of foundation bolt holes (6) distributed left and right are formed in each fixing plate II (4).
2. A tower crane foundation anchoring device for a concrete bridge deck according to claim 1, wherein: every longeron (1) all includes an interior plate and an exterior plate that distributes about along, and the top of interior plate and the exterior plate of every longeron (1) all is fixed with a roof I jointly, and the bottom of interior plate and the exterior plate of every longeron (1) all is fixed with a bottom plate I jointly, and the front end of interior plate, exterior plate, roof I, the bottom plate I of every longeron (1) all is fixed with a front bezel jointly, and the rear end of interior plate, exterior plate, roof I, bottom plate I of every longeron (1) all is fixed with a back plate jointly.
3. A tower crane foundation anchoring device for a concrete bridge deck according to claim 1, wherein: each beam (2) comprises a front side plate and a rear side plate which are distributed along the front and the rear, a top plate II is jointly fixed at the tops of the front side plate and the rear side plate of each beam (2), and a bottom plate II is jointly fixed at the bottoms of the front side plate and the rear side plate of each beam (2).
4. A tower crane foundation anchoring device for a concrete bridge deck according to claim 2, wherein: every fixed plate's fixed plate I (3) and fixed plate II (4) between all be connected with a set of web I (7) and a set of web II (8), every web I (7) of group all including be fixed in the surface of corresponding outer panel and follow evenly distributed's three web I (7) around, every web II (8) of group all including be fixed in two webs II (8) of the surface of corresponding inner panel, and two webs II (8) of every web II (8) of group are located the front side and the rear side of adjacent crossbeam (2) respectively.
5. A tower crane foundation anchoring device for a concrete bridge deck according to claim 1, wherein: each group of foundation bolt holes (5) comprises two foundation bolt holes (5) which are uniformly distributed along the front and the back, and each group of foundation bolt holes (6) comprises four foundation bolt holes (6) which are uniformly distributed along the front and the back.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322459588.4U CN220723393U (en) | 2023-09-11 | 2023-09-11 | Tower crane base anchor device for concrete bridge deck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322459588.4U CN220723393U (en) | 2023-09-11 | 2023-09-11 | Tower crane base anchor device for concrete bridge deck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220723393U true CN220723393U (en) | 2024-04-05 |
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ID=90492820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322459588.4U Active CN220723393U (en) | 2023-09-11 | 2023-09-11 | Tower crane base anchor device for concrete bridge deck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220723393U (en) |
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2023
- 2023-09-11 CN CN202322459588.4U patent/CN220723393U/en active Active
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