CN105672331A - Vertical external pulling ground anchor pile pipe channel foundation pit protecting wall structure and construction method thereof - Google Patents
Vertical external pulling ground anchor pile pipe channel foundation pit protecting wall structure and construction method thereof Download PDFInfo
- Publication number
- CN105672331A CN105672331A CN201610044883.5A CN201610044883A CN105672331A CN 105672331 A CN105672331 A CN 105672331A CN 201610044883 A CN201610044883 A CN 201610044883A CN 105672331 A CN105672331 A CN 105672331A
- Authority
- CN
- China
- Prior art keywords
- tube seat
- ground anchor
- anchor peg
- pipeline
- horizontal pull
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- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/06—Foundation trenches ditches or narrow shafts
- E02D17/08—Bordering or stiffening the sides of ditches trenches or narrow shafts for foundations
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/06—Foundation trenches ditches or narrow shafts
- E02D17/08—Bordering or stiffening the sides of ditches trenches or narrow shafts for foundations
- E02D17/083—Shoring struts
Abstract
The invention discloses a vertical external pulling ground anchor pile pipe channel foundation pit protecting wall structure and a construction method thereof. A pipeline fixing base is arranged between two adjacent ground anchor piles in a pipe channel and at the bottom of the pipe channel, extrusion blocks a are arranged between the wall of the pipe channel and the ground anchor piles in the pipe channel, extrusion blocks b are arranged between the ground anchor piles in the pipe channel and the pipeline fixing base, the ground anchor piles in the pipe channel are connected with longitudinal vertical columns by virtue of screw thread connecting pipes, horizontal pull rods a are erected above to-be-erected pipelines, the two ends of the horizontal pull rods a are connected with longitudinal vertical columns on two sides of the to-be-erected pipelines by virtue of right-angle couplers, the top ends of the longitudinal vertical columns exceed the upper end of a pipe channel foundation pit, and are connected with horizontal pull rods b by virtue of square elbows, the horizontal pull rods b are connected with the end parts of ground anchor piles outside the foundation pit, protection nets are hung on the side walls, close to the walls of the pipe channel, of the longitudinal vertical columns above the extrusion blocks a, and a horizontal pull rod c is arranged between the two adjacent longitudinal vertical columns on the same sides of the to-be-erected pipelines. The vertical external pulling ground anchor pile pipe channel foundation pit protecting wall structure has the beneficial effects that the inner and outer ground anchor pile combined vertical pipe channel foundation pit protection wall structure is safe and firm, can be recycled and reused, is economic and applicable, is simple to operate, and is concise in process.
Description
Technical field
The present invention relates to a kind of base hole dado structure and constructional method, outside particularly relating to a kind of vertical tube seat, draw ground anchor peg dado structure and constructional method.
Background technology
In urbanization process, underground pipeline project increases day by day. Underground utilities tube seat excavation of foundation pit is longitudinally long, laterally narrower, and the tube seat base hole period of service is shorter, and conventional foundation pit supporting method has retaining wall cost height, long construction period, the feature that retaining wall progress is slow, it is difficult to meet tube seat engineering retaining wall requirement. At present, existing pipe engineering tube seat Ji Keng is in exposed upright abrupt slope state, and at tube seat excavation of foundation pit and between the usage period, work on the spot has very big construction risk, also traffic, the environment along pipe engineering is caused very big potential safety hazard simultaneously.
Summary of the invention
For solving the defect that existing tube seat base hole breast wall technology exists, it is an object of the invention to provide and a kind of ensure that the vertical outer of tube seat wall stability and safety of surrounding environment draws ground anchor peg tube seat base hole dado structure and constructional method.
The technical scheme of the present invention is: draw ground anchor peg tube seat base hole dado structure outside one is vertical, ground anchor peg in tube seat is installed in the nearly cell wall both sides of tube seat bottom land, the fixing base of pipeline is arranged in the tube seat of bottom land between ground anchor peg, crushing block a is set between ground anchor peg in cell wall and tube seat, in tube seat, between ground anchor peg and the fixing base of pipeline, crushing block b is set, in tube seat, ground anchor peg connects longitudinal column by screwed connection part, treating the horizontal pull bar a of erection above erection pipeline, described horizontal pull bar a two ends connect the longitudinal column waiting to set up pipeline both sides by right angle fastener, longitudinal column top exceeds tube seat Ji Keng upper end, and be connected with horizontal pull bar b by square elbow, the other end of horizontal pull bar b is provided with anchoring pile pile cover, anchoring pile pile cover is threaded pile cover fastening piece, described pile cover fastening piece is positioned at the outer ground anchor peg end of tube seat, wait that the longitudinal column setting up pipeline both sides is along waiting the bearing of trend spread configuration setting up pipeline, above crushing block a, longitudinal nearly cell wall side of column hangs and has net defence, treat that erection pipeline arranges horizontal pull bar c with between the longitudinal column in side, described horizontal pull bar c is fixed on longitudinal column by right angle fastener.
Described longitudinal column and horizontal pull bar b are threaded with square elbow respectively.
Described net defence is reinforcing bar net defence.
Described horizontal pull bar a arranges some at the different depths place of tube seat Ji Keng.
Described pile cover fastening piece is wedge shape pile cover fastening piece.
Described right angle fastener, screwed connection part, square elbow are metal material.
The vertical outer constructional method drawing ground anchor peg tube seat base hole dado structure, comprises the steps:
A) after tube seat excavates design absolute altitude, the bottom land rock-soil layer of tube seat Ji Keng both sides installs ground anchor peg in tube seat;
B) on the bottom land rock-soil layer of bottom, tube seat base hole, the fixing base of pipeline is placed, crushing block a is placed between ground anchor peg and tube seat wall in tube seat, place crushing block b between ground anchor peg and the fixing base of pipeline in tube seat, make the fixing base of pipeline form rigid support system;
C) screwed connection part is utilized to be fixed on by longitudinal direction column in connection tube seat on ground anchor peg;
D) will treat that erection pipeline is positioned on the fixing base of gut line of base hole;
E) adopt right angle fastener that the horizontal pull bar a in vertical pipeline direction is installed, form firm rigid protection system with ground anchor peg in tube seat, crushing block a, the fixing base of crushing block b pipeline;
F) at longitudinal column top, square elbow is installed, connects the outer horizontal pull bar b of tube seat;
G) the outer ground anchor peg of the fixing tube seat with anchoring pile pile cover is installed on the rock-soil layer of the horizontal pull bar b the other end;
H) take off anchoring pile pile cover, it is installed on horizontal pull bar b end, utilize wedge shape pile cover fastening piece fixing tube seat other places anchoring pile;
I) install between longitudinal column that tube seat is adjacent with side and fix reinforcing bar net defence, form flexible protective system between adjacent longitudinal column;
J) implement to wait to set up the work such as the location of pipeline, installation, connection, debugging under drawing ground anchor peg dado structure to protect outside the vertical individual layer of tube seat;
K) after erection pipelining test terminates, dismounting, recovery building enclosure.
The invention has the beneficial effects as follows: in pipe engineering, tube seat wall adopts inside and outside ground anchor peg associating retaining wall with side, inside and outside ground anchor peg, longitudinal column, horizontal pull bar composition rigidity base hole dado structure, solve the problem of exposed upright abrupt slope, existing pipe engineering tube seat base hole state, tube seat foundation pit construction section is carried out effective retaining wall and protection during use, ensure that the security of the stability of tube seat foundation pit walls and surrounding enviroment. Inside and outside earth anchor anchoring pile vertical tube seat base hole dado structure safety and firmness, it is possible to recycling and reusing, economic and practical, simple to operate, operation is succinct.
Accompanying drawing explanation
The present invention has accompanying drawing 3 width.
Fig. 1 is the tube seat base hole dado structure front view of the present invention;
Fig. 2 is the tube seat base hole dado structure side-view of the present invention;
Fig. 3 is the outer ground anchor peg of tube seat of the present invention and the structure iron of anchoring pile pile cover.
In figure, Reference numeral is as follows: 1, ground anchor peg in tube seat, and 2, crushing block a, 3, crushing block b, 4, the fixing base of pipeline, 5, screwed connection part, 6, net defence, 7, erection pipeline is treated, 8, right angle fastener, 9, horizontal pull bar a, 10, longitudinal column, 11, square elbow, 12, horizontal pull bar b, 13, anchoring pile pile cover, 14, pile cover fastening piece, 15, the outer ground anchor peg of tube seat, 16, horizontal pull bar c, 17, bottom land rock-soil layer.
Embodiment
Below in conjunction with accompanying drawing 1-3, the present invention will be further described:
Ground anchor peg tube seat base hole dado structure is drawn outside one is vertical, ground anchor peg 1 in tube seat is installed in the nearly cell wall both sides of tube seat bottom land, the fixing base 4 of pipeline is arranged in the tube seat of bottom land between ground anchor peg 1, crushing block a2 is set between ground anchor peg 1 in cell wall and tube seat, in tube seat, between ground anchor peg 1 and the fixing base 4 of pipeline, crushing block b3 is set, in tube seat, ground anchor peg 1 connects longitudinal column 10 by screwed connection part 5, treating the horizontal pull bar a9 of erection above erection pipeline, described horizontal pull bar a9 two ends connect the longitudinal column 10 waiting to set up pipeline 7 both sides by right angle fastener 8, longitudinal column 10 top exceeds tube seat Ji Keng upper end, and be connected with horizontal pull bar b12 by square elbow 11, the other end of horizontal pull bar b12 is provided with anchoring pile pile cover 13, anchoring pile pile cover 13 is threaded pile cover fastening piece 14, described pile cover fastening piece 14 is positioned at outer ground anchor peg 15 end of tube seat, wait that the longitudinal column 10 setting up pipeline 7 both sides is along waiting the bearing of trend spread configuration setting up pipeline 7, above crushing block a2, the nearly cell wall side of longitudinal column 10 hangs and has net defence 6, treat that erection pipeline 7 arranges horizontal pull bar c16 with between the longitudinal column 10 in side, described horizontal pull bar c16 is fixed on longitudinal column 10 by right angle fastener 8.
Described longitudinal column 10 and horizontal pull bar b12 are threaded with square elbow 11 respectively.
Described net defence 6 is reinforcing bar net defence.
Described horizontal pull bar a9 arranges some at the different depths place of tube seat Ji Keng.
Described pile cover fastening piece 14 is wedge shape pile cover fastening piece.
Described right angle fastener 8, screwed connection part 5, square elbow 11 are metal material.
The vertical outer constructional method drawing ground anchor peg tube seat base hole dado structure, comprises the steps:
A) after tube seat excavates design absolute altitude, the bottom land rock-soil layer 17 of tube seat Ji Keng both sides installs ground anchor peg 1 in tube seat;
B) on the bottom land rock-soil layer 17 of bottom, tube seat base hole, the fixing base 4 of pipeline is placed, crushing block a2 is placed between ground anchor peg 1 and tube seat wall in tube seat, place crushing block b3 between ground anchor peg 1 and the fixing base 4 of pipeline in tube seat, make the fixing base 4 of pipeline form rigid support system;
C) screwed connection part 5 is utilized to be fixed on by longitudinal direction column 10 in connection tube seat on ground anchor peg;
D) will treat that erection pipeline 7 is positioned on the fixing base 4 of gut line of base hole;
E) adopt right angle fastener 8 that the horizontal pull bar a9 in vertical pipeline direction is installed, form firm rigid protection system with ground anchor peg in tube seat 1, crushing block a2, the fixing base 4 of crushing block b3 pipeline;
F) at longitudinal column 10 top, square elbow 11 is installed, connects the outer horizontal pull bar b12 of tube seat;
G) the outer ground anchor peg 15 of the fixing tube seat with anchoring pile pile cover 13 is installed on the rock-soil layer of the horizontal pull bar b12 the other end;
H) take off anchoring pile pile cover 13, it is installed on horizontal pull bar b12 end, utilize wedge shape pile cover fastening piece fixing tube seat other places anchoring pile 15;
I) install between longitudinal column 10 that tube seat is adjacent with side and fix reinforcing bar net defence, form flexible protective system between adjacent longitudinal column 10;
J) implement to wait to set up the work such as the location of pipeline 7, installation, connection, debugging under drawing ground anchor peg dado structure to protect outside the vertical individual layer of tube seat;
K) after erection pipeline 7 installation testing terminates, dismounting, recovery building enclosure.
The above is only the preferred embodiment of the present invention; it is noted that for those skilled in the art, under the prerequisite not departing from the technology of the present invention principle; can also making some improvement and modification, these improve and modification also should be considered as protection scope of the present invention.
Claims (7)
1. one kind vertical outer is drawn ground anchor peg tube seat base hole dado structure, it is characterized in that, ground anchor peg in tube seat (1) is installed in the nearly cell wall both sides of tube seat bottom land, pipeline is fixed base (4) and is arranged in the tube seat of bottom land between ground anchor peg (1), crushing block a (2) is set between ground anchor peg (1) in cell wall and tube seat, in tube seat, between ground anchor peg (1) and the fixing base (4) of pipeline, crushing block b (3) is set, in tube seat, ground anchor peg (1) connects longitudinal column (10) by screwed connection part (5), treating the horizontal pull bar a (9) of erection above erection pipeline, described horizontal pull bar a (9) two ends connect the longitudinal column (10) waiting to set up pipeline (7) both sides by right angle fastener (8), longitudinal column (10) top exceeds tube seat Ji Keng upper end, and be connected with horizontal pull bar b (12) by square elbow (11), the other end of horizontal pull bar b (12) is provided with anchoring pile pile cover (13), anchoring pile pile cover (13) is threaded pile cover fastening piece (14), described pile cover fastening piece (14) is positioned at outer ground anchor peg (15) end of tube seat, wait that the longitudinal column (10) setting up pipeline (7) both sides is along waiting the bearing of trend spread configuration setting up pipeline (7), the nearly cell wall side of longitudinal column (10), crushing block a (2) top hangs net defence (6), treat that erection pipeline (7) arranges horizontal pull bar c (16) with between the longitudinal column (10) in side, described horizontal pull bar c (16) is fixed on longitudinal column (10) by right angle fastener (8).
2. one according to claim 1 is vertical draws ground anchor peg tube seat base hole dado structure outward, it is characterized in that, described longitudinal column (10) and horizontal pull bar b (12) are threaded with square elbow (11) respectively.
3. one according to claim 1 is vertical draws ground anchor peg tube seat base hole dado structure outward, it is characterized in that, described net defence (6) is reinforcing bar net defence.
4. one according to claim 1 is vertical draws ground anchor peg tube seat base hole dado structure outward, it is characterized in that, described horizontal pull bar a (9) arranges some at the different depths place of tube seat Ji Keng.
5. one according to claim 1 is vertical draws ground anchor peg tube seat base hole dado structure outward, it is characterized in that, described pile cover fastening piece (14) is wedge shape pile cover fastening piece.
6. one according to claim 1 is vertical draws ground anchor peg tube seat base hole dado structure outward, it is characterized in that, described right angle fastener (8), screwed connection part (5), square elbow (11) are metal material.
7. the vertical outer constructional method drawing ground anchor peg tube seat base hole dado structure as described in item as arbitrary in claim 1-6, is characterized in that, comprise the steps:
A) after tube seat excavates design absolute altitude, the bottom land rock-soil layer (17) in tube seat Ji Keng both sides is upper installs ground anchor peg (1) in tube seat;
B) at bottom land rock-soil layer (17) the fixing base (4) of upper placement pipeline of bottom, tube seat base hole, crushing block a (2) is placed between ground anchor peg (1) and tube seat wall in tube seat, place crushing block b (3) between ground anchor peg (1) and the fixing base (4) of pipeline in tube seat, make pipeline fix base (4) and form rigid support system;
C) screwed connection part (5) is utilized to be fixed on by longitudinal direction column (10) in connection tube seat on ground anchor peg;
D) will treat that erection pipeline (7) is positioned on the fixing base (4) of gut line of base hole;
E) adopt right angle fastener (8) that the horizontal pull bar a (9) in vertical pipeline direction is installed, form firm rigid protection system with ground anchor peg in tube seat (1), crushing block a (2), the fixing base (4) of crushing block b (3) pipeline;
F) square elbow (11) is installed at longitudinal column (10) top, connects the outer horizontal pull bar b (12) of tube seat;
The outer ground anchor peg (15) of the fixing tube seat with anchoring pile pile cover (13) g) is installed on the rock-soil layer of horizontal pull bar b (12) the other end;
H) take off anchoring pile pile cover (13), it is installed on horizontal pull bar b (12) end, utilize fixing tube seat other places anchoring pile (15) of wedge shape pile cover fastening piece;
I) install between longitudinal column (10) that tube seat is adjacent with side and fix reinforcing bar net defence, form flexible protective system between adjacent longitudinal column (10);
J) implement to wait to set up the work such as the location of pipeline (7), installation, connection, debugging under drawing ground anchor peg dado structure to protect outside the vertical individual layer of tube seat;
K) after erection pipeline (7) installation testing terminates, dismounting, recovery building enclosure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610044883.5A CN105672331B (en) | 2016-01-22 | 2016-01-22 | A kind of vertical outer drawing ground anchor peg tube seat foundation ditch dado structure and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610044883.5A CN105672331B (en) | 2016-01-22 | 2016-01-22 | A kind of vertical outer drawing ground anchor peg tube seat foundation ditch dado structure and construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105672331A true CN105672331A (en) | 2016-06-15 |
| CN105672331B CN105672331B (en) | 2018-01-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610044883.5A Active CN105672331B (en) | 2016-01-22 | 2016-01-22 | A kind of vertical outer drawing ground anchor peg tube seat foundation ditch dado structure and construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105672331B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110820757A (en) * | 2019-11-11 | 2020-02-21 | 林州市汇鑫安装工程有限公司 | Foundation pit structure and foundation pit construction method |
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| CN200978555Y (en) * | 2006-11-30 | 2007-11-21 | 诺曼·威廉·理克 | Combined structure of enclosure |
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| CN202369993U (en) * | 2011-12-09 | 2012-08-08 | 中国建筑西南勘察设计研究院有限公司 | Oppositely pulled type filling pile base pit supporting structure |
| CN202767060U (en) * | 2012-09-27 | 2013-03-06 | 刘壹民 | Whirlwind earth anchor |
| CN103669370A (en) * | 2013-12-24 | 2014-03-26 | 福州市规划设计研究院 | Recoverable combined groove excavation foundation fit supporting device and construction method |
| CN104652236A (en) * | 2015-02-16 | 2015-05-27 | 中国水利水电第十六工程局有限公司 | Combined type channel steel support template rod system and construction method thereof |
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2016
- 2016-01-22 CN CN201610044883.5A patent/CN105672331B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200978555Y (en) * | 2006-11-30 | 2007-11-21 | 诺曼·威廉·理克 | Combined structure of enclosure |
| CN202369993U (en) * | 2011-12-09 | 2012-08-08 | 中国建筑西南勘察设计研究院有限公司 | Oppositely pulled type filling pile base pit supporting structure |
| CN102493463A (en) * | 2011-12-13 | 2012-06-13 | 中国建筑西南勘察设计研究院有限公司 | Round borehole hidden-rib anchor rod type supporting structure |
| CN202767060U (en) * | 2012-09-27 | 2013-03-06 | 刘壹民 | Whirlwind earth anchor |
| CN103669370A (en) * | 2013-12-24 | 2014-03-26 | 福州市规划设计研究院 | Recoverable combined groove excavation foundation fit supporting device and construction method |
| CN104652236A (en) * | 2015-02-16 | 2015-05-27 | 中国水利水电第十六工程局有限公司 | Combined type channel steel support template rod system and construction method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110820757A (en) * | 2019-11-11 | 2020-02-21 | 林州市汇鑫安装工程有限公司 | Foundation pit structure and foundation pit construction method |
| CN110820757B (en) * | 2019-11-11 | 2021-07-13 | 林州市汇鑫安装工程有限公司 | Foundation pit structure and foundation pit construction method |
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| Publication number | Publication date |
|---|---|
| CN105672331B (en) | 2018-01-16 |
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