CN111101519A - Pile foundation reinforcement cage lowering positioning support structure and construction method - Google Patents
Pile foundation reinforcement cage lowering positioning support structure and construction method Download PDFInfo
- Publication number
- CN111101519A CN111101519A CN202010113458.3A CN202010113458A CN111101519A CN 111101519 A CN111101519 A CN 111101519A CN 202010113458 A CN202010113458 A CN 202010113458A CN 111101519 A CN111101519 A CN 111101519A
- Authority
- CN
- China
- Prior art keywords
- reinforcement cage
- positioning
- bearing ring
- steel reinforcement
- ring beam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/08—Sinking workpieces into water or soil inasmuch as not provided for elsewhere
-
- 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
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- Foundations (AREA)
Abstract
The invention discloses a pile foundation reinforcement cage lowering positioning support structure and a construction method, wherein the positioning support structure comprises a bearing ring beam, a positioning clamping rod and a positioning plate arranged on the bearing ring beam; the locating plate is provided with a clamping hole for clamping a locating clamping rod, the bearing ring beam is provided with a hoisting lug, and the locating clamping rod is provided with scales. Can realize the location to steel reinforcement cage, through the setting of slidingtype locator card pole, can make things convenient for constructor's installation operation, the reinforcing bar interval is to the restriction of construction when avoiding the tradition to adopt bolt fixed mode, easy operation can improve pile foundation steel reinforcement cage greatly and transfer in-process connection efficiency, does benefit to the popularization and application of trade.
Description
Technical Field
The invention relates to the field of building structures, in particular to a pile foundation reinforcement cage lowering positioning support structure and a construction method.
Background
With the rapid development of economy in China, traffic construction, one of the basic constructions, is also rapidly developed. Bridge construction is also an important component in traffic construction, and bolt mode temporary fixation is adopted mostly to present bridge pile foundation steel reinforcement cage transfer in-process, adopts the round steel as the hanging bar after transferring to finish, and one end and steel reinforcement cage welded fastening one end are bent and are made the circle and hang on protecting a section of thick bamboo or carrying pole roof beam. The method has several defects that firstly, the bolt is troublesome to pull out, the steel reinforcement cage cannot be positioned, and the large-diameter pile foundation is easy to fall into a hole in the process of pulling out, so that the downward placement of the steel reinforcement cage is influenced; and secondly, for the main reinforcement intensive reinforcement cage, the distance between the reinforcements is small, the bolt cannot penetrate through the reinforcement intensive reinforcement cage, the hole needs to be cut manually, and the hole position is repaired after the reinforcement cage is connected.
According to the above, take Shantou Shanbei Dadao (phoenix dong road) Chenglie river super large bridge of section engineering east China, 36 pile foundations are total to this bridge main mound, every pile length is nearly 125m, pile footpath 2.5m, belong to major diameter overlength stake, single stake steel reinforcement cage has 13 festivals, the total weight reaches 35t, adopt traditional bolt mode to discover because the bolt is heavier, it is very difficult to pull out, because steel reinforcement cage owner muscle interval is less, need the cut hole side can guarantee that the bolt passes, drop easily when the fashioned round steel hanger bar of bending hangs and cause the whole off normal of steel reinforcement cage, and need purchase a batch of round steel alone and do the hanger bar, a large amount of waste materials can't be utilized in the steel reinforcement cage course of working. In view of the above defects, it is actually necessary to design a lower positioning and supporting structure of a pile foundation reinforcement cage structure.
Disclosure of Invention
The invention provides a pile foundation reinforcement cage lowering positioning support structure and a construction method for solving the technical problems.
The invention is realized by the following technical scheme:
a pile foundation reinforcement cage lowering positioning support structure comprises a bearing ring beam, a positioning clamping rod and a positioning plate arranged on the bearing ring beam; the locating plate is provided with a clamping hole for clamping a locating clamping rod, the bearing ring beam is provided with a hoisting lug, and the locating clamping rod is provided with scales. The location bearing structure of this scheme of adoption, bearing ring roof beam is cyclic annular, when not using, the locator card pole is for taking out the state, when transferring pile foundation steel reinforcement cage, hoist bearing ring roof beam to the hole site through the installation ear, adjustment bearing ring roof beam position realizes that ring roof beam and hole site are concentric, transfer steel reinforcement cage to drill way department, insert the locator card pole along the card hole after that, insert steel reinforcement cage to interior stirrup below, through locator card pole and the effect of bearing ring roof beam mutually supporting, thereby realize steel reinforcement cage's interim fixed, because be provided with the scale on the locator card pole, can adjust steel reinforcement cage position until realizing that steel reinforcement cage and hole site are concentric. After the steel reinforcement cage is connected, the crane is used for slightly lifting the steel reinforcement cage upwards, so that the positioning clamping rod can be smoothly pulled out along the clamping hole. Adopt above-mentioned location bearing structure, can realize the location to the steel reinforcement cage, through the setting of slidingtype locator card pole, can make things convenient for constructor's installation operation, the reinforcing bar interval is to the restriction of construction when avoiding the tradition to adopt bolt fixed mode, easy operation can improve pile foundation steel reinforcement cage greatly and transfer in-process connection efficiency, does benefit to the popularization and application of trade.
Preferably, in order to facilitate the adjustment of the concentricity of the bearing ring beam, the reinforcement cage and the hole site, the bearing ring beam is square.
Preferably, in order to improve the stability of the positioning clamping rod structure, the bottom of the clamping hole is not higher than the upper surface of the bearing ring beam. By adopting the structure, after the positioning clamping rod is inserted into the positioning hole, the bearing ring beam plays a supporting role on the positioning clamping rod, the supporting surface of the positioning clamping rod is increased, and the stability of the positioning clamping rod structure is improved.
The positioning and supporting structure is adopted in the construction method for lowering and positioning the pile foundation reinforcement cage, and the construction method comprises the following steps:
A. hoisting the bearing ring beam to a hole site, adjusting the bearing ring beam to be concentric with the hole site, and drawing out the positioning clamping rod;
B. the steel reinforcement cage is placed to the hole position, the positioning clamping rod is inserted into the clamping hole, the steel reinforcement cage is inserted to the position below the inner hoop, and the position of the steel reinforcement cage is adjusted through a graduated scale on the positioning clamping rod until the position of the steel reinforcement cage is concentric with the hole position;
C. after the connection of the steel reinforcement cage is finished, one end of the hanging bar is welded on the main bar of the steel reinforcement cage, and the other end of the hanging bar penetrates through the shoulder pole beam and is fixed with the shoulder pole beam through the straight thread sleeve.
Preferably, the hanging bars are made of reinforcement cage processing waste. The existing steel reinforcement cage hanging rib adopts round steel, generally independent purchasing, and by adopting the construction method of the scheme, the hanging rib can adopt steel reinforcement cage processing waste, so that the construction cost is saved.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. the positioning support structure can realize positioning of the reinforcement cage, can facilitate installation and operation of constructors through arrangement of the sliding type positioning clamping rod, avoids limitation of a reinforcement space to construction when a bolt fixing mode is adopted in the prior art, is simple to operate, can greatly improve connection efficiency in the process of lowering the pile foundation reinforcement cage, and is beneficial to popularization and application of the industry.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention.
FIG. 1 is a schematic view of a positioning rod of the present invention when it is not inserted.
FIG. 2 is a schematic view of the positioning rod of the present invention.
FIG. 3 is a schematic view of the connection of the load-bearing ring beam to the alignment plate.
Fig. 4 is a partial sectional view.
Fig. 5 is a construction installation drawing.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1
As shown in fig. 1 to 4, the pile foundation reinforcement cage lowering positioning and supporting structure comprises a bearing ring beam 1, positioning clamping rods 3 and a positioning plate 2, wherein clamping holes 21 are formed in the positioning plate, the positioning clamping rods 3 are inserted into the clamping holes, so that two ends of the positioning clamping rod can be respectively arranged on the inner side and the outer side of the bearing ring beam 1, preferably, the bearing ring beam 1 can be made of double-spliced I-shaped steel, and the bottom of each clamping hole 21 is not higher than the upper surface of the bearing ring beam 1. A fixed structure can be adopted between the positioning plate 2 and the bearing ring beam 1, and a reinforcing rib can be arranged between the positioning plate 2 and the bearing ring beam 1 in order to improve the structural stability of the positioning plate 2. The bearing ring beam 1 is provided with the hoisting lug 11, the hoisting lug can be realized in various forms, for example, the structure shown in figure 1 can be adopted, so that the hoisting of the bearing ring beam 1 is realized, and specifically, the hoisting hole is arranged on the mounting lug. The positioning clamping rod 3 is provided with a scale 31 which is arranged at one end close to the inner side of the bearing ring beam 1.
Specifically, the bearing ring beam 1 can be square or round and can be in other irregular shapes, and the bearing ring beam 1 can be square or round in order to facilitate concentric adjustment of the bearing ring beam, the reinforcement cage and the hole site; square shape is preferred for ease of installation of the mounting ears and ease of manufacture. When square, in order to realize effective location, a pair of corresponding edges of the bearing ring beam 1 are provided with the locating plates 2, and each locating plate 2 is provided with at least two clamping holes 21. When two clamping holes are formed in each positioning plate 2, the clamping holes 21 in the two positioning plates 2 correspond to each other and are respectively and symmetrically arranged on two sides of the perpendicular bisector of the edge of the bearing ring beam 1.
Based on the structure, the construction method comprises the following steps:
A. hoisting the bearing ring beam 1 to a hole site, adjusting the bearing ring beam 1 to be concentric with the hole site, and drawing out the positioning clamping rod 3;
B. the steel reinforcement cage is placed to the position of the hole opening, the positioning clamping rod 3 is inserted into the clamping hole 21, the steel reinforcement cage is inserted to the position below the inner hoop, and the position of the steel reinforcement cage is adjusted through a graduated scale on the positioning clamping rod until the position of the steel reinforcement cage is concentric with the hole position;
C. after the connection of the steel reinforcement cage is finished, one end of a hanging rib 7 is welded on a main rib of the steel reinforcement cage, and the other end of the hanging rib penetrates through a shoulder pole beam 5 and is fixed with the shoulder pole beam through a straight thread sleeve 6. The hanging bar preferably adopts reinforcing cage processing waste.
The structure of this scheme of adoption, its structure is ingenious, functions are powerful, through the effect of slidingtype supporting mechanism and straight thread hanger bar and sleeve installation, can enough just operate and carry out the accurate positioning to the steel reinforcement cage when the steel reinforcement cage is transferred, can use the screw-thread steel waste material to replace traditional round steel as the hanger bar again, save material makes things convenient for constructor installation operation simultaneously, troublesome poeration when avoiding the tradition to adopt the bolt mode, be difficult to fix a position the steel reinforcement cage, cause destruction to the intensive steel reinforcement cage of main muscle, influence the trouble of pile foundation steel reinforcement cage quality, finally pass through above-mentioned structure and technology, thereby reach the simple operation, good stability, fix a position accurately, practice thrift manual work and material, repeatedly usable, purposes such as practical effect is obvious, and also improve steel reinforcement cage installation effectiveness in the pile foundation work progress greatly, do benefit to the popularization.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. The utility model provides a location bearing structure is transferred to pile foundation steel reinforcement cage which characterized in that: comprises a bearing ring beam (1), a positioning clamping rod (3) and a positioning plate (2) arranged on the bearing ring beam (1); the positioning plate (2) is provided with a clamping hole (21) for clamping a positioning clamping rod (3), the bearing ring beam (1) is provided with a hoisting lug (11), and the positioning clamping rod (3) is provided with scales (31).
2. A pile foundation reinforcement cage lowering location support structure according to claim 1, characterized in that the load-bearing ring beam (1) is square.
3. The pile foundation reinforcement cage lowering, positioning and supporting structure as claimed in claim 2, wherein the positioning plates (2) are arranged on a corresponding edge of the bearing ring beam (1), and each positioning plate (2) is provided with at least two clamping holes (21).
4. The pile foundation reinforcement cage lowering, positioning and supporting structure according to claim 3, wherein each positioning plate (2) is provided with two clamping holes (21), and the clamping holes (21) in the two positioning plates (2) correspond to each other in position.
5. A pile foundation reinforcement cage lowering location support structure according to claim 1, wherein the bottom of the clamping hole (21) is not higher than the upper surface of the bearing ring beam (1).
6. A pile foundation reinforcement cage lowering positioning construction method is characterized in that the positioning support structure of any one of claims 1 to 5 is adopted, and the construction method comprises the following steps:
A. hoisting the bearing ring beam (1) to a hole site, adjusting the bearing ring beam (1) to be concentric with the hole site, and drawing out the positioning clamping rod (3);
B. the steel reinforcement cage is placed to the hole position, the positioning clamping rod (3) is inserted into the clamping hole (21), the steel reinforcement cage is inserted to the position below the inner hoop, and the position of the steel reinforcement cage is adjusted through a graduated scale on the positioning clamping rod until the position of the steel reinforcement cage is concentric with the hole position;
C. after the connection of the steel reinforcement cage is finished, one end of a hanging rib (7) is welded on a main rib of the steel reinforcement cage, and the other end of the hanging rib penetrates through a shoulder pole beam (5) and is fixed with the shoulder pole beam through a straight thread sleeve (6).
7. The pile foundation steel reinforcement cage lowering positioning construction method according to claim 6, wherein the lifting rib is made of steel reinforcement cage processing waste.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010113458.3A CN111101519A (en) | 2020-02-24 | 2020-02-24 | Pile foundation reinforcement cage lowering positioning support structure and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010113458.3A CN111101519A (en) | 2020-02-24 | 2020-02-24 | Pile foundation reinforcement cage lowering positioning support structure and construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111101519A true CN111101519A (en) | 2020-05-05 |
Family
ID=70427710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010113458.3A Pending CN111101519A (en) | 2020-02-24 | 2020-02-24 | Pile foundation reinforcement cage lowering positioning support structure and construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111101519A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111926820A (en) * | 2020-07-28 | 2020-11-13 | 王属俊 | Cast-in-place pile reinforcement cage lowering device |
-
2020
- 2020-02-24 CN CN202010113458.3A patent/CN111101519A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111926820A (en) * | 2020-07-28 | 2020-11-13 | 王属俊 | Cast-in-place pile reinforcement cage lowering device |
| CN111926820B (en) * | 2020-07-28 | 2021-11-12 | 嘉兴鼎尚信息科技有限公司 | Cast-in-place pile reinforcement cage lowering device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107090932B (en) | Construction method of large-span thin-wall plane arch truss based on stiff ring beam | |
| CN108643192A (en) | Brace in Deep Footing Groove supporting ultralong steel tube column pile construction method | |
| CN111101519A (en) | Pile foundation reinforcement cage lowering positioning support structure and construction method | |
| CN211773680U (en) | Pile foundation steel reinforcement cage transfers location bearing structure | |
| CN210151723U (en) | Pile foundation steel reinforcement cage elevation positioner | |
| CN210316214U (en) | Assembled steel construction building dysmorphism post | |
| CN214116620U (en) | Adjustable support for accurate positioning of permanent double-steel-pipe column | |
| CN215516369U (en) | Precast concrete filter plate hoist device | |
| CN213174698U (en) | Bored pile construction platform | |
| CN214326895U (en) | Steel reinforcement cage location installation suspension system | |
| CN112412152B (en) | Construction method of underslung derrick-free variable-section rectangular chimney support system | |
| CN210946792U (en) | Bored concrete pile steel reinforcement cage fixing device | |
| CN112502446A (en) | Socket type center barrel temporary support and using method thereof | |
| CN212294631U (en) | Hoisting and positioning fixture for large-diameter steel reinforcement cage | |
| CN214169470U (en) | Multidirectional linking piece between scaffold and mould | |
| CN214583263U (en) | Measuring tool for positioning independent foundation | |
| CN219059780U (en) | Support for large-span cast-in-situ bridge construction | |
| CN217708513U (en) | Adjustable steel reinforcement cage hoisting device | |
| CN211621558U (en) | Bored concrete pile steel reinforcement cage elevation control mounting structure | |
| CN218211308U (en) | Device for measuring verticality of cast-in-situ bored pile | |
| CN217838053U (en) | Lifting appliance device capable of vertically lifting steel reinforcement cage into pile hole of cast-in-place pile | |
| CN219839349U (en) | Device for replacing drilling and grouting reinforcement cage hanging bars | |
| CN215857661U (en) | Accurate auxiliary device that takes one's place of bored concrete pile steel reinforcement cage | |
| CN216766824U (en) | Prefabricated plate suspension rod | |
| CN217323047U (en) | Deep basal pit steel reinforcement cage is with hanging muscle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |