CN117107807A - Safety construction platform for pouring bearing platform and tower base and construction method - Google Patents
Safety construction platform for pouring bearing platform and tower base and construction method Download PDFInfo
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- CN117107807A CN117107807A CN202311009407.6A CN202311009407A CN117107807A CN 117107807 A CN117107807 A CN 117107807A CN 202311009407 A CN202311009407 A CN 202311009407A CN 117107807 A CN117107807 A CN 117107807A
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- 238000010276 construction Methods 0.000 title claims abstract description 87
- 238000009434 installation Methods 0.000 claims abstract description 39
- 238000013461 design Methods 0.000 claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 33
- 239000010959 steel Substances 0.000 claims description 33
- 239000004567 concrete Substances 0.000 claims description 24
- 238000004873 anchoring Methods 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 13
- 238000005266 casting Methods 0.000 claims description 11
- 238000003466 welding Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 6
- 238000011900 installation process Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 4
- 230000003014 reinforcing effect Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 7
- 238000003754 machining Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000009411 base construction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000003993 interaction 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
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/10—Deep foundations
- E02D27/12—Pile foundations
- E02D27/14—Pile framings, i.e. piles assembled to form the substructure
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
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- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Foundations (AREA)
Abstract
The invention discloses a safety construction platform for pouring a bearing platform and a tower seat and a construction method, wherein the safety construction platform comprises a mounting frame body, the mounting frame body is of layered design, and the safety construction platform further comprises: a plurality of positioning structures; a plurality of anchors. According to the invention, the anchor rod sequentially penetrates through the first bracket, the second bracket, the third bracket and the fourth bracket from bottom to top, the two ends of the anchor rod are respectively connected with the first bracket and the fourth bracket in an abutting locking manner, and meanwhile, the anchor rod is respectively connected with the second bracket, the third bracket and the fourth bracket by utilizing a plurality of positioning structures. When the bearing platform and the tower seat are constructed, layered pouring construction is carried out from bottom to top according to the construction sequence of the first bracket, the second bracket, the third bracket and the fourth bracket, and meanwhile, when layered pouring is carried out, the installation position of the anchor rod can be rechecked and adjusted by utilizing the positioning structure, so that the overall positioning and adjusting precision of the anchor rod on the bearing platform and the tower seat is ensured, and the defect that the construction precision of the anchor rod on the bridge bearing platform and the tower seat is low in the prior art is effectively overcome.
Description
Technical Field
The invention relates to the technical field of bridge bearing platform and tower seat construction, in particular to a safety construction platform for casting a bearing platform and a tower seat and a construction method.
Background
Bridge bearing platform and tower seat are a foundation structure for supporting and transmitting bridge load. The bridge bearing platform and the tower seat are responsible for bearing the self weight of the bridge and carrying the load, and transmitting the forces into soil layers or rocks under the ground.
The materials of the bridge bearing platform and the tower seat are usually reinforced concrete combined structures formed by concrete and steel structures. Concrete is one of the most commonly used materials because it has sufficient strength, durability and economy to meet the requirements of the deck and tower foundation.
At present, for the construction of a bearing platform and a tower seat which need to be embedded with a steel tower anchoring system, an anchor rod positioning and installation is generally carried out in a field scattered splicing temporary positioning support mode, a construction channel and a platform are imperfect, positioning and adjusting steps of the anchor rod are complex, the construction efficiency of the bearing platform and the tower seat is low, and the positioning and adjusting precision of the anchor rod is insufficient.
Disclosure of Invention
The invention aims to solve the defect of low construction precision of anchor rods on a bridge bearing platform and a tower seat in the prior art, and provides a safety construction platform for casting the bearing platform and the tower seat.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the first aspect of the invention provides a safe construction platform for pouring a bearing platform and a tower seat, which comprises
The mounting bracket body, the mounting bracket body is the layering design, include: the device comprises a first bracket, a second bracket, a third bracket and a fourth bracket, wherein the first bracket, the second bracket, the third bracket and the fourth bracket are of square frame structures, the first bracket, the second bracket, the third bracket and the fourth bracket are sequentially stacked from bottom to top, and a plurality of connecting plates are arranged among the first bracket, the second bracket, the third bracket and the fourth bracket; further comprises:
the positioning structures are respectively arranged on the second bracket, the third bracket and the fourth bracket, and the positioning structures on the second bracket, the third bracket and the fourth bracket are vertically and penetratingly communicated;
the anchor rods are arranged along square structures of the first support, the second support, the third support and the fourth support, penetrate through the first support, the second support, the third support and the fourth support in sequence, are respectively connected with the second support, the third support and the fourth support through positioning structures, and two ends of the anchor rods are respectively connected with the first support and the fourth support in a butt locking mode.
In a possible embodiment, the positioning structure comprises:
the mounting plate is arranged on the fourth bracket or the third bracket or the second bracket;
the backing plates are of C-shaped steel structures, two backing plates are oppositely arranged on the mounting plate, a gap is formed between the two backing plates, the anchor rods pass through the gap and between the two first backing plates, and the arrangement directions of the two backing plates are perpendicular to the arrangement direction of the mounting plate;
the locating plate, be provided with the semicircle orifice on the locating plate, two semicircle orifice butt sets up on the locating plate, forms a round hole, the stock runs through in two locating plates through the round hole, the locating plate with the backing plate links to each other.
In a possible embodiment, the mounting frame body further includes:
the two locking parts are symmetrically arranged at two ends of the anchor rod, one locking part is connected with the bottom of the first bracket in an abutting mode, and the other locking part is connected with the top of the fourth bracket in an abutting mode.
In a possible embodiment, the locking portion includes:
the abutting plate is sleeved on the anchor rod and is in abutting connection with the fourth bracket or the first bracket;
the gasket is sleeved on the anchor rod, is connected with the abutting plate in an abutting mode, and is positioned on one surface far away from the fourth bracket or the first bracket;
the lock nut is sleeved on the anchor rod and connected with the anchor rod through threads, and the lock nut is connected with one side, away from the abutting plate, of the gasket in an abutting mode.
In a possible embodiment, the first bracket is further provided with an anchor beam mounting structure, the anchor beam mounting structure is arranged along the square structure of the first bracket, and the anchor beam mounting structure is used for locking and mounting the end, far away from the fourth bracket, of the anchor rod on the first bracket.
In one possible embodiment, the anchor beam mounting structure comprises:
the anchor beam installation groove is of a strip U-shaped structure and is arranged along the periphery of the first bracket;
one end, far away from the fourth bracket, of the anchor rod penetrates through the anchor beam mounting groove;
the connecting steel bar is sleeved on the anchor rod, and one end of the connecting steel bar is arranged on the anchor beam mounting groove;
the steel bar net is square, the steel bar net sleeve is arranged on the anchor rod, the steel bar net sleeve is arranged outside the connecting steel bars, the bottom end of the steel bar net is lapped on the anchor beam mounting groove, and the anchor beam mounting structure for limiting the anchor rod is formed.
The second aspect of the invention provides a construction method for pouring a bearing platform and a tower base, which adopts the safety construction platform for pouring the bearing platform and the tower base in any one of the first aspect, and comprises the following steps:
s1, acquiring construction scale information of a bearing platform and a tower seat according to overall planning information (such as a design drawing, a design plan and the like) of the bearing platform and the tower seat;
the construction scale information of the bearing platform and the tower seat comprises: integral scale data and construction requirement information in all directions of the bearing platform and the tower seat;
s2, measuring and positioning a construction area according to construction scale information of the bearing platform and the tower seat, and determining the construction area of the bearing platform and the tower seat;
s3, selecting corresponding areas to carry out bottom sealing by adopting concrete at construction area positions of the bearing platform and the tower seat, and carrying out embedded steel plates on the bottom sealing concrete to serve as anchoring points of the mounting frame body;
the bottom sealing concrete area is larger than the construction area position of the bearing platform and the tower seat, and a plurality of mounting frame body anchoring points are distributed on the bottom sealing concrete in a rectangular array;
s4, layering a mounting frame body on the back cover concrete according to construction scale information of the bearing platform and the tower seat, mounting anchor rods on the mounting frame body, and mounting positioning structures on the second support, the third support and the fourth support respectively;
s5, carrying out layered pouring according to the layered mounting frame body in the S4, rechecking when pouring each time, and correcting the position of the anchor rod by utilizing the positioning structure;
and S6, installing a tower seat construction part on the mounting frame body according to the construction scale information of the bearing platform and the tower seat, and pouring the tower seat.
In a possible embodiment, S5 further includes:
s51: the mounting frame body is arranged into a first bracket, a second bracket, a third bracket and a fourth bracket from bottom to top, positioning structures for accurate measurement lofting are arranged on the four-layer bracket platform, and the positioning structures on the four-layer bracket platform are vertically and parallelly penetrated to realize the linear anchoring of the anchor rod on the mounting frame body;
s52, installing an anchor beam on the first bracket, and adjusting the bottom elevation of the anchor beam by utilizing a locking part;
and S53, determining the installation plane positions and the vertical positions of the anchor rods on the second bracket, the third bracket and the fourth bracket through a plurality of positioning structures.
In one possible embodiment, in S53 further comprises:
s531, spot-welding a first locating plate at the installation position of the locating structure on the first bracket, hoisting the anchor rod to the installation position of the locating structure, sleeving the spot-welded locating plate outside the anchor rod, connecting the spot-welded locating plate with another locating plate to fix the anchor rod, re-measuring the position of the anchor rod, and if the position of the anchor rod is not met, dismantling the locating plate, repeating the steps to re-install the anchor rod until the requirement is met, and then firmly welding the locating plate;
s532, according to the step S531, the anchor rods are sequentially installed and locked with the second bracket and the third bracket through the positioning structure, and the digital level bar is used for guaranteeing the verticality of the anchor rods in the installation process;
and S533, in S531 and S532, the top end elevation of the anchor rod is controlled on the fourth support, and if the top end elevation exceeds the design top end elevation, the locking part at the first support is adjusted so that the top end elevation of the anchor rod meets the requirement, and the rechecking and adjustment work of the anchor rod on the mounting frame body is completed.
The beneficial effects of the invention are as follows:
in the embodiment of the invention, the anchor rod sequentially penetrates through the first bracket, the second bracket, the third bracket and the fourth bracket from bottom to top, the two ends of the anchor rod are respectively connected with the first bracket and the fourth bracket in an abutting locking manner, and simultaneously, a plurality of positioning structures are used for respectively connecting the anchor rod to the second bracket, the third bracket and the fourth bracket. When the bearing platform and the tower seat are required to be constructed, layered pouring construction can be carried out from bottom to top according to the construction sequence of the first bracket, the second bracket, the third bracket and the fourth bracket, and meanwhile, when layered pouring is carried out, the installation position of the anchor rod can be rechecked and adjusted by utilizing the positioning structure, so that the overall positioning and adjusting precision of the anchor rod on the bearing platform and the tower seat are ensured, and the defect that the construction precision of the anchor rod on the bridge bearing platform and the tower seat is low in the prior art is effectively overcome.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a safety construction platform for pouring a bearing platform and a tower base (without a mounting platform) provided in an embodiment of the invention;
fig. 2 is a schematic diagram of a first support structure of a safety construction platform for pouring a bearing platform and a tower base according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a first bracket and a second bracket of a safety construction platform for pouring a bearing platform and a tower base according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a fourth bracket of a safety construction platform for pouring a bearing platform and a tower base according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of an anchor beam installation structure of a safety construction platform for pile cap and pile foundation casting according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a positioning structure of a safety construction platform for pouring a bearing platform and a tower base according to an embodiment of the present invention;
fig. 7 is a schematic diagram of a positioning plate structure in a positioning structure of a safety construction platform for pouring a bearing platform and a tower base according to an embodiment of the present invention.
The labels in the figures are as follows:
1. a first bracket; 11. a connecting plate; 12. embedding a steel plate; 13. an anchor beam mounting groove; 14. a reinforcing mesh; 141. connecting steel bars;
2. a second bracket;
3. a third bracket;
4. a fourth bracket;
5. a bolt; 51. a lock nut; 52. a gasket; 53. an abutting plate;
6. a positioning structure; 61. a mounting plate; 62. a backing plate; 63. a positioning plate; 64. a reinforcing plate;
7. a guardrail.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present invention are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
In the present invention, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
Example 1
Referring to fig. 1 to 7, a safety construction platform for pouring a bearing platform and a tower base, the construction platform comprises: the mounting bracket body, a plurality of stock 5 and location structure 6. The mounting frame body is layered design, and is divided into four layers of brackets, specifically: a first bracket 1, a second bracket 2, a third bracket 3 and a fourth bracket 4. The first support 1, the second support 2, the third support 3 and the fourth support 4 are square frame structures, the first support 1, the second support 2, the third support 3 and the fourth support 4 are sequentially stacked from bottom to top, a plurality of connecting plates 11 are arranged between the first support 1, the second support 2, the third support 3 and the fourth support 4, so that the first support 1, the second support 2, the third support 3 and the fourth support 4 can be supported by using the plurality of connecting plates 11, namely the plurality of connecting plates 11 are arranged between the first support 1, the second support 2, the third support 3 and the fourth support 4 to support the upper and lower gaps of the first support 1, the second support 2, the third support 3 and the fourth support 4, and the first support 1, the second support 2, the third support 3 and the fourth support 4 are layered, so that layered construction is carried out on a bearing platform and a tower seat by using a mounting frame body. The positioning structures 6 are respectively arranged on the second bracket 2, the third bracket 3 and the fourth bracket 4, and the positioning structures 6 on the second bracket 2, the third bracket 3 and the fourth bracket 4 are vertically and penetratingly communicated. A plurality of stock 5 are followed square structure setting of first support 1, second support 2, third support 3 and fourth support 4 (i.e. a plurality of stock 5 are followed square periphery of first support 1, second support 2, third support 3 and fourth support 4 sets up), stock 5 runs through in proper order first support 1, second support 2, third support 3 and fourth support 4, stock 5 pass through location structure 6 respectively with first support 1, second support 2, third support 3 and fourth support 4 link to each other, the both ends of stock 5 respectively with first support 1, 4 butt locking links to each other of fourth support 4. That is, in this embodiment, the anchor rod 5 sequentially penetrates through the first bracket 1, the second bracket 2, the third bracket 3 and the fourth bracket 4 from bottom to top, and two ends of the anchor rod 5 respectively perform abutting locking connection with the first bracket 1 and the fourth bracket 4, and simultaneously, a plurality of positioning structures 6 are used to respectively connect the anchor rod 5 to the second bracket 2, the third bracket 3 and the fourth bracket 4. When the bearing platform and the tower seat are required to be constructed, layered pouring construction can be carried out from bottom to top according to the construction sequence of the first bracket 1, the second bracket 2, the third bracket 3 and the fourth bracket 4, and meanwhile, when layered pouring is carried out, the installation position of the anchor rod 5 can be rechecked and adjusted by utilizing the positioning structure 6, so that the overall positioning and adjusting precision of the anchor rod on the bearing platform and the tower seat are ensured, and the defect that the construction precision of the anchor rod on the bridge bearing platform and the tower seat is low in the prior art is effectively overcome.
Referring to fig. 1, 3, 4, 6 and 7, in this embodiment, for convenience of description, a positioning structure 6 disposed on the fourth bracket 4 is described herein by way of example, and specifically, the positioning structure 6 includes: a mounting plate 61, two backing plates 62 and two locating plates 63. The mounting plate 61 is provided on the fourth bracket 4. The backing plates 62 are of C-shaped steel structures, two backing plates 62 are oppositely arranged on the mounting plate 61, a gap is formed between the two backing plates 62, the anchor rod 5 passes through the gap and between the two first backing plates 62, and the setting directions of the two backing plates 62 are perpendicular to the setting directions of the mounting plate 61. The locating plate 63 is provided with a semicircular hole, two semicircular holes on the locating plate 63 are in butt joint to form a circular hole, the anchor rod 5 penetrates through the two locating plates 63 through the circular hole, the locating plates 63 are connected with the base plate 62 through electric welding, on one hand, the limiting force is convenient to provide for the anchor rod 5, on the other hand, when the position of the anchor rod 5 needs to be adjusted, the position of the anchor rod 5 can be adjusted by adjusting the position of the installation block. In one possible embodiment, the backing plate 62 may also be provided in an I-beam configuration. In this embodiment, in order to further strengthen the overall connection strength of the positioning structures 6 on the second bracket 2, the third bracket 3 and the fourth bracket 4, the mounting frame body is further provided with a plurality of reinforcing plates 64, the reinforcing plates 64 are disposed between every two mutually adjacent backing plates 62, the reinforcing plates 64 are far away from the anchor rods 5, and the reinforcing plates 64 are used for integrally reinforcing every two adjacent backing plates 62, so as to strengthen the connection strength of the second bracket 2, the third bracket 3 and the fourth bracket 4.
Referring to fig. 1, 5 and 6, in this embodiment, in order to facilitate locking of both ends of the anchor rod 5 to the first bracket 1 and the fourth bracket 4, the mounting frame body further includes: the two locking parts are symmetrically arranged at two ends of the anchor rod 5, one locking part is connected with the bottom of the first bracket 1 in an abutting mode, and the other locking part is connected with the top of the fourth bracket 4 in an abutting mode. Here, for convenience of description of the structure of the locking portion, a locking portion mounted on the anchor rod 5 and abutting against the fourth bracket 4 is exemplified, and specifically, one of the locking portions includes: a lock nut 51, a washer 52 and an abutment plate 53. The abutting plate 53 is sleeved on the anchor rod 5, and the abutting plate 53 is in abutting connection with the fourth bracket 4. The washer 52 is sleeved on the anchor rod 5, the washer 52 is in abutting connection with the abutting plate 53, and the washer 52 is located on one surface far away from the fourth bracket 4. The lock nut 51 is sleeved on the anchor rod 5, the lock nut 51 is in threaded connection with the anchor rod 5, and the lock nut 51 is in abutting connection with one surface, away from the abutting plate 53, of the gasket 52. That is, in this embodiment, two locking nuts 51 are respectively disposed on two ends of the anchor rod 5, and a washer 52 and an abutting plate 53 are used in a matched manner, so that the anchor rod 5 is respectively abutted and locked with the first bracket 1 and the fourth bracket 4 at two ends of the anchor rod 5, and accurate installation and positioning of the anchor rod 5 are ensured. In this embodiment, the positioning plate and the abutting plate 53 may be the same component, but the abutting plate 53 on the first bracket 1 may be formed by two separate components or may be the whole, but the positioning plates on the second bracket 2, the third bracket 3 and the fourth bracket 4 must be formed by splicing two plate structures with semicircular holes. So as to realize the convenience of subsequent layered pouring to adjust the installation position of the anchor rod 5.
Referring to fig. 2, 3 and 5, in this embodiment, in order to ensure that the installation positioning position of the anchor rod 5 on the first bracket 1 is more accurate, an anchor beam installation structure is further provided on the first bracket 1, and the anchor beam installation structure is disposed along the square structure of the first bracket 1 (i.e., the anchor beam installation structure is disposed in a square shape on the first bracket 1), and the anchor beam installation structure is used for locking and installing one end of the anchor rod 5 away from the fourth bracket 4 on the first bracket 1. For convenience of description of the anchor beam mounting structure, an anchor beam mounting structure will be described herein. The anchor beam mounting structure includes: anchor beam mounting groove 13, reinforcing mesh 14 and connecting reinforcement 141. The anchor beam mounting groove 13 is of a strip U-shaped structure, and the anchor beam mounting groove 13 is formed along the periphery of the first bracket 1, wherein one end, far away from the fourth bracket 4, of the anchor rod 5 penetrates through the anchor beam mounting groove 13. The connecting steel bars 141 are sleeved on the anchor rods 5, and one ends of the connecting steel bars 141 are connected with the anchor beam mounting grooves 13. The steel bar mesh 14 is square, the steel bar mesh 14 is sleeved on the anchor rod 5, the steel bar mesh 14 is sleeved outside the connecting steel bars 141, and the bottom end of the steel bar mesh 14 is lapped on the anchor beam mounting groove 13 for realizing forming an anchor beam mounting structure limiting the anchor rod 5. In one possible embodiment, the reinforcing mesh 14 may be provided in a multi-layered structure in order to further strengthen the strength of the anchor beam installation structure to the installation construction positioning structure 6 of the anchor rod 5.
In a possible embodiment, in order to ensure the stable support of the connection plate 11 between the first bracket 1, the second bracket 2, the third bracket 3 and the fourth bracket 4, the connection plate 11 may be provided as one or more of an inclined support, a crossed support and a vertical support. Namely, the connecting plate 11 is in an inclined type supporting structure (for reinforcing the supporting force of the two parallel connecting plates) between the first bracket 1, the second bracket 2, the third bracket 3 and the fourth bracket 4, a crossed type supporting structure (for reinforcing the supporting force of the two parallel connecting plates), and a vertical type supporting structure (for vertically supporting the first bracket 1, the second bracket 2, the third bracket 3 and the fourth bracket 4).
In a possible embodiment, in order to facilitate the installation of the first bracket 1, the second bracket 2, the third bracket 3 and the fourth bracket 4 and the positioning installation of the anchor rod 5, the outer circumferences of the first bracket 1, the second bracket 2, the third bracket 3 and the fourth bracket 4 may be provided with installation platforms (not shown in the figure), and the first bracket 1, the second bracket 2, the third bracket 3 and the fourth bracket 4 are placed on the bracket body through the installation platforms and the positioning operation of the anchor rod 5. That is, in this embodiment, by installing the mounting platforms on the first bracket 1, the second bracket 2, the third bracket 3 and the fourth bracket 4, the operator may set up the frame bodies on the first bracket 1, the second bracket 2, the third bracket 3 and the fourth bracket 4 through the mounting platforms, and may perform the working flow of the first bracket 1, the second bracket 2, the third bracket 3 and the fourth bracket 4 through the mounting platforms, so that the operator may walk on the mounting platforms on the first bracket 1, the second bracket 2, the third bracket 3 and the fourth bracket 4, that is, the operator may perform the mounting work on the first bracket 1, the second bracket 2, the third bracket 3 and the fourth bracket 4, and the anchor rod 5. In a possible embodiment, the mounting platforms on the first bracket 1, the second bracket 2, the third bracket 3 and the fourth bracket 4 are provided with two-way guardrails 7 for preventing operators from falling accidentally on the inner side and the outer side of the mounting platform.
In this embodiment, the mounting frame body is disposed in a construction area (not shown in the figure) of the bearing platform and the tower base, so as to ensure that the mounting frame body is stably connected with the bearing platform and the tower base, a plurality of embedded steel plates 12 are disposed at the bottom end of the mounting frame body, and the embedded steel plates 12 and the construction area of the bearing platform and the tower base are formed by integrally casting concrete.
In this embodiment, in order to ensure the mounting accuracy of the mount body. The mounting frame body is manufactured intelligently in an integral factory, and the mounting accuracy of the anchor rod 5 is guaranteed from the machining accuracy of the mounting frame body. And (5) accurately machining the anchor rod 5 and hoisting and positioning after the assembly part of the positioning bracket is transported to the site. Namely, the first bracket 1, the second bracket 2, the third bracket 3 and the fourth bracket 4 are integrally formed in a factory.
Example two
The construction method for pouring the bearing platform and the tower seat adopts the safety construction platform for pouring the bearing platform and the tower seat in the first embodiment, and the construction method further comprises the following steps:
s1, acquiring construction scale information of a bearing platform and a tower seat according to overall planning information (such as a design drawing, a design plan and the like) of the bearing platform and the tower seat;
the construction scale information of the bearing platform and the tower seat comprises: integral scale data and construction requirement information in all directions of the bearing platform and the tower seat; namely, each item of data of length, width and height on a pouring model for bearing platform and tower base construction;
s2, measuring and positioning a construction area according to construction scale information of the bearing platform and the tower seat, and determining the construction area of the bearing platform and the tower seat; the cofferdam can be carried out in a construction area according to the design scale of the bearing platform and the tower seat so as to facilitate the subsequent concrete bottom sealing of the cofferdam position and avoid erosion of the bearing platform and the tower seat by rainwater or underground water. Then the construction area of the bearing platform and the tower seat is determined
S3, selecting corresponding areas to carry out bottom sealing by adopting concrete at construction area positions of a bearing platform and a tower seat, and carrying out embedded steel plates 12 on the bottom sealing concrete to serve as anchoring points of the mounting frame body;
the bottom sealing concrete area is larger than the construction area position of the bearing platform and the tower seat, and a plurality of mounting frame body anchoring points are distributed on the bottom sealing concrete in a rectangular array; that is, the anchoring points of the plurality of mounting frame bodies are rectangular and are arranged on the back cover concrete in a surrounding manner around the edge of the back cover concrete, so that the mounting strength of the mounting frame bodies (namely, the square structures of the first bracket 1, the second bracket 2, the third bracket 3 and the fourth bracket 4) in all directions is ensured. In one possible embodiment, the plurality of mounting frame body anchoring points are arranged on the back cover concrete in a pairwise side-by-side manner. Namely, every two mounting frame body anchoring points arranged side by side are used for carrying out linear supporting work on the same straight line of the mounting frame body. The mounting frame body anchor points that every two set up side by side can carry out the overall support to the supporting structure that is same vertical on the first support 1 promptly, guarantees the holistic stability of mounting frame body.
S4, according to construction scale information of a bearing platform and a tower seat, layering installation frame bodies are arranged on the back cover concrete, namely, the first support 1, the second support 2, the third support 3 and the fourth support 4 are installed, a connecting plate 11 is arranged among the first support 1, the second support 2, the third support 3 and the fourth support 4, the installation frame bodies are integrally installed, anchor rod installation 5 is carried out on the installation frame bodies, and positioning structures 6 are respectively arranged on the second support 2, the third support 3 and the fourth support 4;
s5, carrying out layered pouring according to the layered mounting frame body in the S4 (the layered pouring sequence is that the frame body for anchor rod positioning is mounted, the anchor rod is mounted, and bearing platform concrete is layered poured, and a construction channel and a platform are required to be removed before pouring the concrete;
and S6, installing tower seat construction parts (including but not limited to installation work of tower seat embedded parts, corrugated pipes and anchors) on the installation frame body according to the construction scale information of the bearing platform and the tower seat, and pouring the tower seat.
In this embodiment, after the construction is performed on the bearing platform and the tower base portion of the tower base, the restriction is released on the structure of the anchor rod 5 on the fourth support 4, that is, the locking portion at the structure of the anchor rod 5 on the fourth support 4 is loosened, and then the anchor rod 5 at the fourth support 4 and the fourth support 4 are cut and removed, so that the resource can be recycled. In addition, in this embodiment, after each layered casting is completed, the reinforcement mesh 14 and the connection springs need to be erected, so as to effectively enhance the overall stability among the anchor rod 5, the cast mounting frame body and the casting body.
In this embodiment, in order to facilitate understanding of the layered casting manner in S5, the following detailed description is made here. In particular, the method comprises the steps of,
s51: the mounting frame body is arranged into a first bracket 1, a second bracket 2, a third bracket 3 and a fourth bracket 4 from bottom to top, positioning structures 6 for accurate measurement lofting are arranged on four-layer bracket platforms, and the positioning structures 6 on the four-layer bracket platforms are arranged in a vertically parallel penetrating manner so as to realize the linear anchoring of the anchor rods 5 on the mounting frame body;
s52, installing an anchor beam on the first bracket 1, and adjusting the bottom elevation of the anchor beam by utilizing a locking part to realize the follow-up definite control of the installation height of the anchor rod 5;
and S53, determining the installation plane positions and the vertical positions of the anchor rods 5 on the second bracket 2, the third bracket 3 and the fourth bracket 4 through a plurality of positioning structures 6.
In this embodiment, in order to facilitate understanding that the installation plane positions and the vertical positions of the anchor rods 5 on the second bracket 2, the third bracket 3 and the fourth bracket 4 are determined by the plurality of positioning structures 6 in S53, that is, how to recheck and adjust the installation positions of the anchor rods 5 on each layer, the positioning structures 6 in the first embodiment are adopted for recheck and adjustment. The following detailed description is made herein. In particular, the method comprises the steps of,
s531, spot-welding a first locating plate 63 at the installation position of the locating structure 6 on the first bracket 1, hoisting the anchor rod 5 to the installation position of the locating structure 6 by adopting a gantry crane or other crane equipment, sleeving the spot-welded locating plate 63 outside the anchor rod 5, connecting another locating plate 63 by spot welding to fix the anchor rod 5, re-measuring the position of the anchor rod 5, and if the position of the anchor rod 5 does not meet the requirement, dismantling the locating plate 63, repeating the steps to re-install the anchor rod 5 until the requirement is met, and then firmly welding the locating plate 63.
S532, according to the steps of S531, sequentially installing and locking the anchor rod 5 with the second bracket 2 and the third bracket 3 through the positioning structure 6, wherein the verticality of the anchor rod 5 is ensured by using a digital level bar in the installation process;
in S533, in S531 and S532, the top elevation of the anchor rod 5 is controlled on the fourth support 4, and if the top elevation exceeds the design top elevation, the locking part at the first support 1 is adjusted to make the top elevation Cheng Manzu of the anchor rod 5 required, so as to complete the rechecking and adjustment work of the anchor rod 5 on the mounting frame body.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (9)
1. The utility model provides a cushion cap and tower seat are pour with safe construction platform, includes the mounting bracket body, its characterized in that, the mounting bracket body is layered design, includes: the device comprises a first bracket, a second bracket, a third bracket and a fourth bracket, wherein the first bracket, the second bracket, the third bracket and the fourth bracket are of square frame structures, the first bracket, the second bracket, the third bracket and the fourth bracket are sequentially stacked from bottom to top, and a plurality of connecting plates are arranged among the first bracket, the second bracket, the third bracket and the fourth bracket; further comprises:
the positioning structures are respectively arranged on the second bracket, the third bracket and the fourth bracket, and the positioning structures on the second bracket, the third bracket and the fourth bracket are vertically and penetratingly communicated;
the anchor rods are arranged along square structures of the first support, the second support, the third support and the fourth support, penetrate through the first support, the second support, the third support and the fourth support in sequence, are respectively connected with the second support, the third support and the fourth support through positioning structures, and two ends of the anchor rods are respectively connected with the first support and the fourth support in a butt locking mode.
2. The safety construction platform for pouring a bearing platform and a tower base according to claim 1, wherein the positioning structure comprises:
the mounting plate is arranged on the fourth bracket or the third bracket or the second bracket;
the backing plates are of C-shaped steel structures, two backing plates are oppositely arranged on the mounting plate, a gap is formed between the two backing plates, the anchor rods pass through the gap and between the two first backing plates, and the arrangement directions of the two backing plates are perpendicular to the arrangement direction of the mounting plate;
the locating plate, be provided with the semicircle orifice on the locating plate, two semicircle orifice butt sets up on the locating plate, forms a round hole, the stock runs through in two locating plates through the round hole, the locating plate with the backing plate links to each other.
3. The safety construction platform for pouring a bearing platform and a tower base according to claim 2, wherein the mounting frame body further comprises:
the two locking parts are symmetrically arranged at two ends of the anchor rod, one locking part is connected with the bottom of the first bracket in an abutting mode, and the other locking part is connected with the top of the fourth bracket in an abutting mode.
4. A safety construction platform for pouring a pile cap and a foundation according to claim 3, wherein the locking portion comprises:
the abutting plate is sleeved on the anchor rod and is in abutting connection with the fourth bracket or the first bracket;
the gasket is sleeved on the anchor rod, is connected with the abutting plate in an abutting mode, and is positioned on one surface far away from the fourth bracket or the first bracket;
the lock nut is sleeved on the anchor rod and connected with the anchor rod through threads, and the lock nut is connected with one side, away from the abutting plate, of the gasket in an abutting mode.
5. The safe construction platform for pouring a bearing platform and a tower base according to claim 4, wherein an anchor beam mounting structure is further arranged on the first bracket, the anchor beam mounting structure is arranged along the square structure of the first bracket, and the anchor beam mounting structure is used for locking and mounting one end, far away from the fourth bracket, of the anchor rod on the first bracket.
6. The safety construction platform for pouring a bearing platform and a tower base according to claim 5, wherein the anchor beam mounting structure comprises:
the anchor beam installation groove is of a strip U-shaped structure and is arranged along the periphery of the first bracket;
one end, far away from the fourth bracket, of the anchor rod penetrates through the anchor beam mounting groove;
the connecting steel bar is sleeved on the anchor rod, and one end of the connecting steel bar is arranged on the anchor beam mounting groove;
the steel bar net is square, the steel bar net sleeve is arranged on the anchor rod, the steel bar net sleeve is arranged outside the connecting steel bars, the bottom end of the steel bar net is lapped on the anchor beam mounting groove, and the anchor beam mounting structure for limiting the anchor rod is formed.
7. A method of casting a platform and a foundation, characterized in that a platform for casting a platform and a foundation according to any one of claims 1 to 6 is used, the method comprising:
s1, acquiring construction scale information of a bearing platform and a tower seat according to overall planning information (such as a design drawing, a design plan and the like) of the bearing platform and the tower seat;
the construction scale information of the bearing platform and the tower seat comprises: integral scale data and construction requirement information in all directions of the bearing platform and the tower seat;
s2, measuring and positioning a construction area according to construction scale information of the bearing platform and the tower seat, and determining the construction area of the bearing platform and the tower seat;
s3, selecting corresponding areas to carry out bottom sealing by adopting concrete at construction area positions of the bearing platform and the tower seat, and carrying out embedded steel plates on the bottom sealing concrete to serve as anchoring points of the mounting frame body;
the bottom sealing concrete area is larger than the construction area position of the bearing platform and the tower seat, and a plurality of mounting frame body anchoring points are distributed on the bottom sealing concrete in a rectangular array;
s4, layering a mounting frame body on the back cover concrete according to construction scale information of the bearing platform and the tower seat, mounting anchor rods on the mounting frame body, and mounting positioning structures on the second support, the third support and the fourth support respectively;
s5, carrying out layered pouring according to the layered mounting frame body in the S4, rechecking when pouring each time, and correcting the position of the anchor rod by utilizing the positioning structure;
and S6, installing a tower seat construction part on the mounting frame body according to the construction scale information of the bearing platform and the tower seat, and pouring the tower seat.
8. The method for casting a pile cap and foundation according to claim 7, wherein S5 further comprises:
s51: the mounting frame body is arranged into a first bracket, a second bracket, a third bracket and a fourth bracket from bottom to top, positioning structures for accurate measurement lofting are arranged on the four-layer bracket platform, and the positioning structures on the four-layer bracket platform are vertically and parallelly penetrated to realize the linear anchoring of the anchor rod on the mounting frame body;
s52, installing an anchor beam on the first bracket, and adjusting the bottom elevation of the anchor beam by utilizing a locking part;
and S53, determining the installation plane positions and the vertical positions of the anchor rods on the second bracket, the third bracket and the fourth bracket through a plurality of positioning structures.
9. The method for casting a pile cap and foundation according to claim 8, further comprising in S53:
s531, spot-welding a first locating plate at the installation position of the locating structure on the first bracket, hoisting the anchor rod to the installation position of the locating structure, sleeving the spot-welded locating plate outside the anchor rod, connecting the spot-welded locating plate with another locating plate to fix the anchor rod, re-measuring the position of the anchor rod, and if the position of the anchor rod is not met, dismantling the locating plate, repeating the steps to re-install the anchor rod until the requirement is met, and then firmly welding the locating plate;
s532, according to the step S531, the anchor rods are sequentially installed and locked with the second bracket and the third bracket through the positioning structure, and the digital level bar is used for guaranteeing the verticality of the anchor rods in the installation process;
and S533, in S531 and S532, the top end elevation of the anchor rod is controlled on the fourth support, and if the top end elevation exceeds the design top end elevation, the locking part at the first support is adjusted so that the top end elevation of the anchor rod meets the requirement, and the rechecking and adjustment work of the anchor rod on the mounting frame body is completed.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117870776A (en) * | 2024-03-11 | 2024-04-12 | 四川公路桥梁建设集团有限公司 | Bridge pushing real-time detection method and detection device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2152475C1 (en) * | 1999-12-31 | 2000-07-10 | Муравин Геннадий Исаакович | Method for erection of pedestrian overpass |
| CN202688994U (en) * | 2012-07-17 | 2013-01-23 | 中交第二公路工程局有限公司 | Precise positioning device of anchor rods |
| CN111535184A (en) * | 2020-04-17 | 2020-08-14 | 中交二公局第二工程有限公司 | Cable-stayed bridge steel tower anchoring screw positioning support and positioning method |
| CN216551970U (en) * | 2021-11-09 | 2022-05-17 | 中建二局第一建筑工程有限公司 | Assembled foundation ditch prestressed anchorage pole bearing structure |
| CN115976963A (en) * | 2022-12-26 | 2023-04-18 | 四川路桥华东建设有限责任公司 | Steel reinforcement cage vertical installation building platform system for bridge and building method |
| CN220927836U (en) * | 2023-08-11 | 2024-05-10 | 四川路桥华东建设有限责任公司 | Bearing platform and anchor structure for positioning anchor rod of tower seat and safe construction platform |
| CN220927919U (en) * | 2023-08-11 | 2024-05-10 | 四川路桥华东建设有限责任公司 | Safety construction platform for pouring bearing platform and tower base |
| CN220927921U (en) * | 2023-08-11 | 2024-05-10 | 四川路桥华东建设有限责任公司 | Safety construction supporting structure, construction platform and supporting system for pouring of bearing platform and tower base |
-
2023
- 2023-08-11 CN CN202311009407.6A patent/CN117107807A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2152475C1 (en) * | 1999-12-31 | 2000-07-10 | Муравин Геннадий Исаакович | Method for erection of pedestrian overpass |
| CN202688994U (en) * | 2012-07-17 | 2013-01-23 | 中交第二公路工程局有限公司 | Precise positioning device of anchor rods |
| CN111535184A (en) * | 2020-04-17 | 2020-08-14 | 中交二公局第二工程有限公司 | Cable-stayed bridge steel tower anchoring screw positioning support and positioning method |
| CN216551970U (en) * | 2021-11-09 | 2022-05-17 | 中建二局第一建筑工程有限公司 | Assembled foundation ditch prestressed anchorage pole bearing structure |
| CN115976963A (en) * | 2022-12-26 | 2023-04-18 | 四川路桥华东建设有限责任公司 | Steel reinforcement cage vertical installation building platform system for bridge and building method |
| CN220927836U (en) * | 2023-08-11 | 2024-05-10 | 四川路桥华东建设有限责任公司 | Bearing platform and anchor structure for positioning anchor rod of tower seat and safe construction platform |
| CN220927919U (en) * | 2023-08-11 | 2024-05-10 | 四川路桥华东建设有限责任公司 | Safety construction platform for pouring bearing platform and tower base |
| CN220927921U (en) * | 2023-08-11 | 2024-05-10 | 四川路桥华东建设有限责任公司 | Safety construction supporting structure, construction platform and supporting system for pouring of bearing platform and tower base |
Non-Patent Citations (1)
| Title |
|---|
| 施津安;张明闪;涂哲;马建磊;: "之江大桥超长锚杆定位系统设计与施工技术", 公路, no. 04, 25 April 2013 (2013-04-25), pages 48 - 52 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117870776A (en) * | 2024-03-11 | 2024-04-12 | 四川公路桥梁建设集团有限公司 | Bridge pushing real-time detection method and detection device |
| CN117870776B (en) * | 2024-03-11 | 2024-06-11 | 四川公路桥梁建设集团有限公司 | Bridge pushing real-time detection method and detection device |
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