CN212375857U - Deepwater pile foundation steel protects a position appearance positioner - Google Patents
Deepwater pile foundation steel protects a position appearance positioner Download PDFInfo
- Publication number
- CN212375857U CN212375857U CN202020446338.0U CN202020446338U CN212375857U CN 212375857 U CN212375857 U CN 212375857U CN 202020446338 U CN202020446338 U CN 202020446338U CN 212375857 U CN212375857 U CN 212375857U
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- steel casing
- positioning
- locating rack
- pile foundation
- horizontal
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 81
- 239000010959 steel Substances 0.000 title claims abstract description 81
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000003351 stiffener Substances 0.000 claims description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 10
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 10
- 241001330002 Bambuseae Species 0.000 abstract description 10
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 10
- 239000011425 bamboo Substances 0.000 abstract description 10
- 238000009434 installation Methods 0.000 abstract description 7
- 238000007493 shaping process Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 6
- 230000003014 reinforcing effect Effects 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Landscapes
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The utility model discloses a deep water pile foundation steel protects a position appearance positioner, including horizontal location platform, connect the locating rack on horizontal location platform and connect the spacing contactor on the locating rack, be provided with four location signs on horizontal location platform's the up end, four location signs are cross distribution, the nodical and horizontal location platform steel of four location signs cross lines protect a fenestrate centre of a circle coaxial line of operation, the locating rack is connected on horizontal location platform's up end, be provided with on the locating rack with the steel protect a perforation intercommunication run through the through-hole, spacing contactor is a plurality of and follows the circumference evenly distributed that the locating rack runs through the through-hole, and every spacing contactor distance equals the radius that the steel protected a section of thick bamboo outer lane apart from the centre of a circle that runs through the through-hole. The utility model discloses a locating rack and spacing contactor have guaranteed the degree of accuracy and the precision of deep water pile foundation steel casing installation position appearance, guarantee the shaping quality of bridge.
Description
Technical Field
The utility model relates to an architectural surveying installation technical field specifically is a deep water pile foundation steel protects a position appearance positioner.
Background
Bridges are usually erected in some special terrains and traffic places to connect two different places. For example, a sea-crossing bridge is a building constructed to connect lands crossing both ends of a straight line of the sea, and it is necessary to construct piers (i.e., piers in water) in water at a predetermined interval in order to support a bridge body better. Then, in order to ensure the verticality and the accurate construction position of the underwater pier and ensure the concrete forming quality, a protective cylinder of the underwater pier is usually installed at a designed position, and then pouring operation is performed in the protective cylinder. Then the existing measurement and positioning method for the underwater pier protection cylinder has large precision error, and is extremely difficult to ensure the installation precision of the underwater pier protection cylinder, so that the forming quality of the bridge has great potential safety hazard.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a deep water pile foundation steel protects a position appearance positioner, has guaranteed the degree of accuracy and the precision that deep water pile foundation steel protected a section of thick bamboo installation position appearance, guarantees the shaping quality of bridge.
The technical scheme of the utility model is that:
a deepwater pile foundation steel pile casing pose positioning device, which comprises a horizontal positioning platform, a positioning frame connected on the horizontal positioning platform and a limit contactor connected on the positioning frame, the center of the horizontal positioning platform is provided with a steel casing operation through hole, four positioning marks are arranged on the upper end surface of the horizontal positioning platform and positioned at the periphery of the steel casing operation through hole, the four positioning marks are distributed in a cross shape, the intersection point of the cross connecting lines of the four positioning marks is coaxial with the circle center of the steel casing operation perforation, the locating rack is connected on the upper end surface of the horizontal locating platform, the locating rack is provided with a plurality of through holes communicated with the steel casing operation through holes and positioned at the periphery of the steel casing operation through holes, the limiting contactors are uniformly distributed along the circumference of the locating rack through holes, and the distance between each limit contactor and the circle center of the through hole is equal to the radius of the outer ring of the steel casing.
The locating rack is of a rectangular frame structure, and the through hole is formed in the inner cavity of the locating rack.
The length of the shortest straight line between any two corners of the inner ring of the positioning frame is equal to the diameter of the outer ring of the steel casing.
The length of the shortest straight line between any two corners of the inner ring of the positioning frame is 2-5cm larger than the diameter of the outer ring of the steel casing.
Every corner of locating rack all be provided with the stiffener, the both ends of every stiffener respectively with the inner wall connection of the arbitrary two adjacent sidelines of locating rack, and the horizontal distance of the perforation centre of a circle of a steel casing operation in the mid point of every stiffener is greater than the fenestrate radius of steel casing operation.
The number of the four limiting contactors is four, and the four limiting contactors are connected to the center positions of the four sidelines of the positioning frame respectively.
The horizontal positioning platform and the positioning frame are both provided with connectors, and the horizontal positioning platform and the positioning frame are mutually connected and fixed through the connectors.
The utility model has the advantages that:
(1) the utility model adopts four positioning marks distributed in a cross shape to position the hole pile, and the positioning frame is arranged on the positioning platform according to the position of the positioning marks, and the steel casing is inserted and arranged through the through hole of the positioning frame, thereby ensuring the horizontal position precision of the steel casing;
(2) the locating rack of the utility model is provided with the limiting contactor, and the limiting contactor is contacted with the outer wall of the steel casing in the process of lowering and installing the steel casing, so that the verticality of the steel casing can be effectively limited, and the vertical installation precision of the steel casing can be ensured;
(3) the utility model discloses accessible connector interconnect is fixed between horizontal location platform and the locating rack, and the locating rack of being convenient for is dismantled from horizontal location platform, locating rack alright cyclic reuse, greatly reduced construction cost expenditure.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, a deep water pile foundation steel pile casing pose positioning device comprises a horizontal positioning platform 20, a positioning frame 10 connected to the horizontal positioning platform 20 and a limiting contactor 40 connected to the positioning frame 10, wherein a steel pile casing operation perforation is formed in the center of the horizontal positioning platform 20, four positioning marks 30 are arranged on the upper end surface of the horizontal positioning platform 20 and on the periphery of the steel pile casing operation perforation, the four positioning marks 30 are distributed in a cross shape, the intersection point of the cross connecting lines of the four positioning marks 30 is coaxial with the circle center of the steel pile casing operation perforation, the positioning frame 10 is of a square frame structure, the side length of the positioning frame 10 is equal to the diameter of the outer ring of the steel pile casing 50 or is 2-5cm larger than the diameter of the outer ring of the steel pile casing 50 (collision interference between the positioning frame 10 and the steel pile casing 50 is avoided), a through hole 11 is formed in the inner cavity of the positioning frame 10, the positioning frame 10 is connected to, the through hole 11 that runs through on the locating rack 10 is perforated the intercommunication with steel casing operation and runs through the through hole 11 and is located the fenestrate periphery of steel casing operation, and spacing contactor 40 is four and four spacing contactor 40 and connects respectively on the central point of four sidelines of locating rack 10 puts, and every spacing contactor 40 apart from the centre of a circle distance that runs through hole 11 equals the radius of steel casing 50 outer lane.
Each corner of the positioning frame 10 is provided with a reinforcing rod 12, two ends of each reinforcing rod 12 are respectively connected with the inner walls of any two adjacent sidelines of the positioning frame 10, and the horizontal distance from the midpoint of each reinforcing rod 12 to the center of the steel casing operation perforation is greater than the radius of the steel casing operation perforation; the horizontal positioning platform 20 and the positioning frame 10 can be provided with connectors, and the horizontal positioning platform and the positioning frame are connected and fixed with each other through the connectors.
The connection mode of the limiting contactor 40 and the positioning frame 10 can adopt welding, buckling connection, riveting and other modes; spacing contactor 40 optional triangle-shaped or trapezoidal steel sheet, when spacing contactor 40 is trapezoidal steel sheet, the parallel long limit's of trapezoidal steel sheet bottom surface is connected with the locating lever, the top surface orientation of the parallel minor face of trapezoidal steel sheet runs through the center of through-hole 11, be provided with the arc concave surface on the top surface of the parallel minor face of trapezoidal steel sheet, the outer wall laminating of a section of thick bamboo 50 is protected with the steel to the arc concave surface for the arc concave surface can closely laminate with the outer wall that a section of thick bamboo 50 is protected to the steel, further strengthen the location ability who protects a section of thick bamboo 50 to.
At present, in the process of constructing bridges across sea, river and the like, the construction steps of the pier in water are generally as follows: firstly, inserting a steel casing 50 in water, then hoisting a reinforcement cage and pouring concrete in the steel casing 50 to form a closed and safe construction space in a cylinder cavity of the steel casing 50, and eliminating adverse effects of external environment water on construction difficulty and quality of the pier in the water.
The utility model discloses a theory of operation:
(1) the horizontal positioning platform 20 of the utility model is composed of underwater steel pipe piles and Bailey beams, when the horizontal positioning platform 20 is built, according to the content of design drawing, the underwater steel pipe piles are firstly built, then the Bailey beams are erected on the underwater steel pipe piles, the positions of hole piles are reserved simultaneously, and finally the panel of the horizontal positioning platform 20 is installed after the construction steps are completed, so that the formed horizontal positioning platform 20 has simple structure, high integral strength and high support reliability;
(2) the positioning mark 30 is a mark symbol which is manufactured by adopting a cross axis positioning method to loft on the upper end surface of the horizontal positioning platform 20 and accurately positioning the position of the hole pile by a distance + direction method, so that the subsequent installation of the positioning frame 10 is convenient to position;
(3) the positioning frame 10 is formed by welding four I20 channel steel end to end, and a reinforcing rod 12 is arranged at each corner of the positioning frame in order to ensure the strength of the positioning frame 10;
(4) firstly, erecting a horizontal positioning platform 20 at a construction site, reserving a steel casing operation perforation for installing a steel casing 50 on the horizontal positioning platform 20, then manufacturing a positioning mark 30 on the horizontal positioning platform 20 to position a hole pile, and then installing a positioning frame 10 on the horizontal positioning platform 20 according to the position of the positioning mark 30 to ensure the horizontal position precision of the steel casing 50 after being inserted and installed through a through hole 11;
(5) the steel is transferred and is protected a section of thick bamboo 50, and a section of thick bamboo operation perforation is protected to steel that a section of thick bamboo 50 passes through-hole 11 and horizontal location platform 20 of locating rack 10 in proper order, and ensures that the outer wall of a steel protects a section of thick bamboo 50 and four spacing contactors 40 contact spacingly, guarantees the straightness of hanging down and the perpendicular precision of installation that a steel protected a section of thick bamboo and transfer.
Therefore, the pose positioning device can effectively ensure the horizontal position precision and the verticality of the steel casing 50, further ensure the precision and the forming quality of the subsequent pouring of the underwater pier, and eliminate the potential safety hazards in the subsequent cross-sea bridge construction process and after forming.
In order to facilitate the construction work, the length of the steel casing 50 should not be too long, and therefore, in actual construction, a plurality of steel casings 50 need to be coaxially installed one by one to form a whole. At this time, when one steel casing 50 is installed by the crane, the casing 50 needs to be positioned and checked by the positioning frame 10 and the limiting contactor 40.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a deep water pile foundation steel protects a position appearance positioner which characterized in that: comprises a horizontal positioning platform, a positioning frame connected on the horizontal positioning platform and a limit contactor connected on the positioning frame, the center of the horizontal positioning platform is provided with a steel casing operation through hole, four positioning marks are arranged on the upper end surface of the horizontal positioning platform and positioned at the periphery of the steel casing operation through hole, the four positioning marks are distributed in a cross shape, the intersection point of the cross connecting lines of the four positioning marks is coaxial with the circle center of the steel casing operation perforation, the locating rack is connected on the upper end surface of the horizontal locating platform, the locating rack is provided with a plurality of through holes communicated with the steel casing operation through holes and positioned at the periphery of the steel casing operation through holes, the limiting contactors are uniformly distributed along the circumference of the locating rack through holes, and the distance between each limit contactor and the circle center of the through hole is equal to the radius of the outer ring of the steel casing.
2. The deep water pile foundation steel casing position and orientation positioning device of claim 1, characterized in that: the locating rack is of a rectangular frame structure, and the through hole is formed in the inner cavity of the locating rack.
3. The deep water pile foundation steel casing pose positioning device of claim 2, which is characterized in that: the length of the shortest straight line between any two corners of the inner ring of the positioning frame is equal to the diameter of the outer ring of the steel casing.
4. The deep water pile foundation steel casing pose positioning device of claim 2, which is characterized in that: the length of the shortest straight line between any two corners of the inner ring of the positioning frame is 2-5cm larger than the diameter of the outer ring of the steel casing.
5. The deep water pile foundation steel casing pose positioning device of claim 2, which is characterized in that: every corner of locating rack all be provided with the stiffener, the both ends of every stiffener respectively with the inner wall connection of the arbitrary two adjacent sidelines of locating rack, and the horizontal distance of the perforation centre of a circle of a steel casing operation in the mid point of every stiffener is greater than the fenestrate radius of steel casing operation.
6. The deep water pile foundation steel casing pose positioning device of claim 2, which is characterized in that: the number of the four limiting contactors is four, and the four limiting contactors are connected to the center positions of the four sidelines of the positioning frame respectively.
7. The deep water pile foundation steel casing position and orientation positioning device of claim 1, characterized in that: the horizontal positioning platform and the positioning frame are both provided with connectors, and the horizontal positioning platform and the positioning frame are mutually connected and fixed through the connectors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020446338.0U CN212375857U (en) | 2020-03-31 | 2020-03-31 | Deepwater pile foundation steel protects a position appearance positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020446338.0U CN212375857U (en) | 2020-03-31 | 2020-03-31 | Deepwater pile foundation steel protects a position appearance positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212375857U true CN212375857U (en) | 2021-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020446338.0U Active CN212375857U (en) | 2020-03-31 | 2020-03-31 | Deepwater pile foundation steel protects a position appearance positioner |
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| Country | Link |
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| CN (1) | CN212375857U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113802545A (en) * | 2021-08-24 | 2021-12-17 | 中国一冶集团有限公司 | Protective cylinder protection limiting device and construction method thereof |
-
2020
- 2020-03-31 CN CN202020446338.0U patent/CN212375857U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113802545A (en) * | 2021-08-24 | 2021-12-17 | 中国一冶集团有限公司 | Protective cylinder protection limiting device and construction method thereof |
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