CN107142935A - Suitable for the reinforced steel pipe grouted anchor bar construction method of retaining wall bank protection - Google Patents
Suitable for the reinforced steel pipe grouted anchor bar construction method of retaining wall bank protection Download PDFInfo
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- CN107142935A CN107142935A CN201710571398.8A CN201710571398A CN107142935A CN 107142935 A CN107142935 A CN 107142935A CN 201710571398 A CN201710571398 A CN 201710571398A CN 107142935 A CN107142935 A CN 107142935A
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- Prior art keywords
- steel pipe
- retaining wall
- pipe section
- reinforced
- bank protection
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- 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
- E02D5/76—Anchorings for bulkheads or sections thereof in as much as specially adapted therefor
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a kind of reinforced steel pipe grouted anchor bar construction method suitable for retaining wall bank protection, some slurry outlets are opened up on the circumference of steel pipe section, make by some Pipe with Steel Ribbed Ring and the combined reinforced bar skeleton of stiffener, in tandem, the position that stiffener is in contact with the outer circumference surface of Pipe with Steel Ribbed Ring respectively is connected length direction of the Pipe with Steel Ribbed Ring along stiffener；Some cushion blocks are set on stiffener lateral surface；After depth of pore forming reaches design requirement, steel pipe section is pushed into, combined reinforced bar skeleton is pushed into steel pipe section, adjustment position, reinforced steel pipe grouted anchor bar structure is formed, it is disposable continuously fill after slurry, then form reinforced steel pipe grouted anchor bar.The preparation method of the present invention, can shorten the duration of retaining wall bank protection, it is ensured that the disposable quick formation of the retaining wall bank protection under complex geological condition, beneficial to the special carrying design requirement for needing to reach after the retaining wall protection slope forming reached under complex geological condition.
Description
Technical field
It is applicable the present invention relates to a kind of steel pipe grouted anchor bar construction method suitable for retaining wall bank protection, more particularly to one kind
In the reinforced steel pipe grouted anchor bar construction method of retaining wall bank protection.
Background technology
Traditional retaining wall slope protection construction, typically carries out retaining wall bank protection, in construction using reinforced anchor bolt or anchor cable formula
Middle reinforced anchor bolt formula barricade adaptability is poor, anchor cable formula barricade tedious process and procedures cycle are longer, is unfavorable for intricately
Retaining wall bank protection under the conditions of matter is quickly formed, and retaining wall bank protection quality is difficult to ensure that.Secondly, the earth-retaining under complex geological condition
The probability that collapse hole occurs in wall bank protection pore-forming is larger, and the operation for being unfavorable for retaining wall bank protection forms construction, it is difficult to meet construction quality
And construction period；The construction technology of this pore-forming for being mainly retaining wall bank protection and anchor pole form needs to improve.
The content of the invention
The present invention is for above shortcomings in the prior art, and the invention provides the reinforcement suitable for retaining wall bank protection
Shape steel tube grouted anchor bar construction method, it is easy to the design and construction of retaining wall bank protection.
Technical scheme：A kind of reinforced steel pipe grouted anchor bar construction method suitable for retaining wall bank protection, its
It is characterised by comprising the following steps：
（1）According to production engineering specifications, selection steel pipe section, and some slurry outlets, slurry outlet are opened up on the circumference of steel pipe section
Connected with the inner chamber of steel pipe section；
（2）According to production engineering specifications, combined reinforced bar skeleton is made；Described combined reinforced bar skeleton include some Pipe with Steel Ribbed Ring and
Stiffener, in tandem, excircle of the stiffener along Pipe with Steel Ribbed Ring is annular for length direction of the Pipe with Steel Ribbed Ring along stiffener
Arrange, and the position being in contact respectively with the outer circumference surface of Pipe with Steel Ribbed Ring is connected；On stiffener lateral surface, along length side
To some cushion blocks of setting；The external diameter for being provided with the combined reinforced bar skeleton of cushion block is less than the internal diameter of steel pipe section；
（3）Anchor position planning according to the retaining wall bank protection of technological design carries out the pore-forming operation of bank protection, is set when depth of pore forming reaches
After meter is required, steel pipe section is pushed into, and combined reinforced bar skeleton is pushed into steel pipe section, the frame position for occurring reversing is carried out
Adjustment, forms reinforced steel pipe grouted anchor bar structure；
（4）It is disposable continuously fill after slurry according to production engineering specifications, then form reinforced steel pipe grouted anchor bar.
Further feature is：In a termination of every section of steel pipe section or two ends, external screw thread is set, then by being provided with
Two sections of steel pipe sections are threadedly coupled by the interior mantle fiber connection sleeve pipe of internal thread, extending length.
In step（3）Pore-forming operation in, occur pore-forming cave in phenomenon when, using steel pipe section follow up pore-forming, treat as
Hole depth is reached after design requirement, and combined reinforced bar skeleton is pushed into steel pipe section, adjusts the position of combined reinforced bar, is formed and strengthened
Shape steel tube grouted anchor bar structure.
The reinforced steel pipe grouted anchor bar construction method suitable for retaining wall bank protection of the present invention, can shorten retaining wall bank protection
Duration, it is ensured that the disposable quick formation of the retaining wall bank protection under complex geological condition, beneficial to reaching under complex geological condition
Retaining wall protection slope forming after need the special carrying design requirement that reaches, and required technical quality effect.
Brief description of the drawings
Fig. 1 is the anchor structure figure of anchor rod construction method of the present invention；
Fig. 2 is Fig. 1 along A direction views；
Fig. 3 is steel pipe section and slurry outlet position view；
Fig. 4 is the interior mantle fiber connection sleeve pipe of adapted of the present invention（Part 6）Figure.
In accompanying drawing：1-steel pipe section, 2-slurry outlet, 3-stiffener, 4-Pipe with Steel Ribbed Ring, 5-cushion block, 6-inner sleeve
Silk connection sleeve pipe.
Embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1,2,3, 4, reinforced steel pipe grouted anchor bar construction once suitable for retaining wall bank protection of the invention
Method, shortens the duration of retaining wall bank protection, it is ensured that the disposable quick formation of the retaining wall bank protection under complex geological condition, including
Following steps：
（1）According to production engineering specifications, selection steel pipe section, and some slurry outlets, slurry outlet are opened up on the circumference of steel pipe section
Connected with the inner chamber of steel pipe section；
（2）According to production engineering specifications, combined reinforced bar skeleton is made；Described combined reinforced bar skeleton include some Pipe with Steel Ribbed Ring and
Stiffener, in tandem, excircle of the stiffener along Pipe with Steel Ribbed Ring is annular for length direction of the Pipe with Steel Ribbed Ring along stiffener
Arrange, and the position being in contact respectively with the outer circumference surface of Pipe with Steel Ribbed Ring is connected（Generally connected by welding）；Strengthening
On reinforcing bar lateral surface, set along its length（Colligation）Some cushion blocks；Set（Colligation）Have cushion block combined reinforced bar skeleton it is outer
Footpath is less than the internal diameter of steel pipe section, and the diameter d and steel pipe section internal diameter D of Pipe with Steel Ribbed Ring proportionate relationship are true according to technological requirement
It is fixed；The cushion block selects prefabricated concrete small cushion block, generally by tied silk colligation on stiffener lateral surface；Concrete seat pad ring is pressed
Certain spacing colligation is on the stiffener of combined reinforced bar skeleton, between the steel pipe walls of stiffener and steel pipe section, rises
Framework of steel reinforcement is positioned and concrete slurry protection reinforcing bar effect；
（3）Anchor position planning according to the retaining wall bank protection of technological design carries out the pore-forming operation of bank protection, is set when depth of pore forming reaches
After meter is required, steel pipe section is pushed into, and combined reinforced bar skeleton is pushed into steel pipe section, the position of combined reinforced bar is adjusted, it is such as right
The frame position for occurring reversing carries out adjustment, combined reinforced bar in axially and radially position of steel pipe section inner chamber etc., is formed and strengthened
Shape steel tube grouted anchor bar structure；
If in conventional pore-forming operation, it is possible to pore-forming occur and cave in phenomenon, occur pore-forming cave in phenomenon when, using steel pipe
Follow up pore-forming for section, i.e., companion drilling equipment in steel pipe section together enters in pore-forming, after depth of pore forming reaches design requirement, will
In combined reinforced bar skeleton push-in steel pipe section, adjust the position of combined reinforced bar, such as to occur reversing frame position progress adjustment,
Combined reinforced bar forms reinforced steel pipe grouted anchor bar structure in axially and radially position of steel pipe section inner chamber etc.；
（4）It is disposable continuously fill after slurry according to production engineering specifications, then form reinforced steel pipe grouted anchor bar.
If the length of steel pipe section is less than hole depth, it is necessary to when inserting two sections or more of steel pipe section, then at every section
One termination of steel pipe section or two ends set external screw thread, then by setting female interior mantle fiber connection sleeve pipe by two sections of steel
Tube segment is threadedly coupled, extending length, forms longer steel pipe joint；
Carry out bank protection pore-forming operation, if there is pore-forming cave in phenomenon when, using steel pipe section follow up pore-forming；Into hole depth
Degree is reached after design requirement, and combined reinforced bar skeleton is pushed into steel pipe section, and adjustment, shape are carried out to the frame position for occurring reversing
Into reinforced steel pipe grouted anchor bar structure.
The interior mantle fiber connection sleeve pipe of the present invention, is provided with internal thread, and the external screw thread set with steel pipe section termination is engaged,
The termination of steel pipe section is screwed in interior mantle fiber connection sleeve pipe, two sections or more of steel pipe section is threadedly coupled, extending length.
The present invention, carries out the processing and fabricating of slurry outlet 2 on steel pipe section 1, and shaping steel tube during primary concreting concrete can be achieved
Grouted anchor bar is combined closely with protection slope forming duct；Pipe with Steel Ribbed Ring 4 is made, spot welding is combined between Pipe with Steel Ribbed Ring 4 and reinforcing bar 3
Type, the steel pipe grouted anchor bar of formation is monolithic construction, and bank protection anchoring effect is easy to ensure；On the lateral surface of stiffener 3, edge
Some cushion blocks 5 of length direction colligation；The external diameter for being banded with the combined reinforced bar skeleton of cushion block 5 is less than the internal diameter D of steel pipe section 1；Also
Have, the termination mantle fiber of steel pipe section 1 is processed, process in the external screw thread pair of certain length, interior mantle fiber connection sleeve pipe 6 in mantle fiber processing
Screw thread, can be with duct depth the need for, steel pipe section 1 is threadedly coupled using interior mantle fiber connection sleeve pipe 6, steel pipe slip casting anchor can be lengthened
The length of bar, the succinct construction technology of the retaining wall bank protection special carrying design requirement applied under complex geological condition.
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention rather than restriction technologies side
Case, although the present invention is described in detail with reference to preferred embodiment by applicant, one of ordinary skill in the art should manage
Solution, those modify or equivalent substitution to technical scheme, without departing from the objective and scope of the technical program,
It all should cover among scope of the presently claimed invention.
Claims (3)
1. a kind of reinforced steel pipe grouted anchor bar construction method suitable for retaining wall bank protection, it is characterised in that including following step
Suddenly：
（1）According to production engineering specifications, selection steel pipe section, and some slurry outlets, slurry outlet are opened up on the circumference of steel pipe section
Connected with the inner chamber of steel pipe section；
（2）According to production engineering specifications, combined reinforced bar skeleton is made；Described combined reinforced bar skeleton include some Pipe with Steel Ribbed Ring and
Stiffener, in tandem, excircle of the stiffener along Pipe with Steel Ribbed Ring is annular for length direction of the Pipe with Steel Ribbed Ring along stiffener
Arrange, and the position being in contact respectively with the outer circumference surface of Pipe with Steel Ribbed Ring is connected；On stiffener lateral surface, along length side
To some cushion blocks of colligation；The external diameter for being banded with the combined reinforced bar skeleton of cushion block is less than the internal diameter of steel pipe section；
（3）Anchor position planning according to the retaining wall bank protection of technological design carries out the pore-forming operation of bank protection, is set when depth of pore forming reaches
After meter is required, steel pipe section is pushed into, and combined reinforced bar skeleton is pushed into steel pipe section, the position of combined reinforced bar is adjusted, is formed
Reinforced steel pipe grouted anchor bar structure；
（4）It is disposable continuously fill after slurry according to production engineering specifications, then form reinforced steel pipe grouted anchor bar.
2. being applied to the reinforced steel pipe grouted anchor bar construction method of retaining wall bank protection according to claim 1, its feature exists
In：In a termination of every section of steel pipe section or two ends, external screw thread is set, then by setting female interior mantle fiber adapter sleeve
Two sections of steel pipe sections are threadedly coupled by pipe, extending length.
3. being applied to the reinforced steel pipe grouted anchor bar construction method of retaining wall bank protection according to claim 1, its feature exists
In：In step（3）Pore-forming operation in, occur pore-forming cave in phenomenon when, using steel pipe section follow up pore-forming, work as depth of pore forming
Reach after design requirement, combined reinforced bar skeleton is pushed into steel pipe section, adjust the position of combined reinforced bar, form reinforced steel pipe
Grouted anchor bar structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710571398.8A CN107142935A (en) | 2017-07-13 | 2017-07-13 | Suitable for the reinforced steel pipe grouted anchor bar construction method of retaining wall bank protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710571398.8A CN107142935A (en) | 2017-07-13 | 2017-07-13 | Suitable for the reinforced steel pipe grouted anchor bar construction method of retaining wall bank protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107142935A true CN107142935A (en) | 2017-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710571398.8A Pending CN107142935A (en) | 2017-07-13 | 2017-07-13 | Suitable for the reinforced steel pipe grouted anchor bar construction method of retaining wall bank protection |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5998932A (en) * | 1982-11-29 | 1984-06-07 | Giken Kogyo Kk | Setting method of latticed slope frame with anchor |
| CN2568815Y (en) * | 2002-05-31 | 2003-08-27 | 刘维杰 | Strengthening slip casting anchor stock |
| CN104762978A (en) * | 2014-12-26 | 2015-07-08 | 浙江省电力设计院 | Anchor rod gravity retaining wall for high slope support and manufacturing method |
| CN105821771A (en) * | 2016-04-03 | 2016-08-03 | 郑州市市政工程总公司 | Jacking construction technology of super-long box-girder bridge below high-filled urban expressway and construction structure adopted in technology |
-
2017
- 2017-07-13 CN CN201710571398.8A patent/CN107142935A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5998932A (en) * | 1982-11-29 | 1984-06-07 | Giken Kogyo Kk | Setting method of latticed slope frame with anchor |
| CN2568815Y (en) * | 2002-05-31 | 2003-08-27 | 刘维杰 | Strengthening slip casting anchor stock |
| CN104762978A (en) * | 2014-12-26 | 2015-07-08 | 浙江省电力设计院 | Anchor rod gravity retaining wall for high slope support and manufacturing method |
| CN105821771A (en) * | 2016-04-03 | 2016-08-03 | 郑州市市政工程总公司 | Jacking construction technology of super-long box-girder bridge below high-filled urban expressway and construction structure adopted in technology |
Non-Patent Citations (1)
| Title |
|---|
| 高军: "《高速铁路岩溶地质路基设计与整治技术》", 31 October 2014, 中国地质大学出版社 * |
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Application publication date: 20170908 |