CN108952785A - A kind of high bond stress anchor cable structure - Google Patents
A kind of high bond stress anchor cable structure Download PDFInfo
- Publication number
- CN108952785A CN108952785A CN201810956828.2A CN201810956828A CN108952785A CN 108952785 A CN108952785 A CN 108952785A CN 201810956828 A CN201810956828 A CN 201810956828A CN 108952785 A CN108952785 A CN 108952785A
- Authority
- CN
- China
- Prior art keywords
- anchor cable
- steel strand
- strand wires
- bond stress
- drilling
- 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
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 67
- 239000010959 steel Substances 0.000 claims abstract description 67
- 238000005553 drilling Methods 0.000 claims abstract description 39
- 239000004568 cement Substances 0.000 claims abstract description 25
- 238000007569 slipcasting Methods 0.000 claims abstract description 18
- 206010058109 Hangnail Diseases 0.000 claims abstract description 15
- 230000001965 increasing effect Effects 0.000 abstract description 6
- 238000004873 anchoring Methods 0.000 abstract description 5
- 230000002708 enhancing effect Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 241000826860 Trapezium Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
-
- 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
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/003—Machines for drilling anchor holes and setting anchor bolts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/02—Setting anchoring-bolts with provisions for grouting
- E21D20/021—Grouting with inorganic components, e.g. cement
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/02—Setting anchoring-bolts with provisions for grouting
- E21D20/028—Devices or accesories for injecting a grouting liquid in a bore-hole
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/008—Anchoring or tensioning means
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a kind of high bond stress anchor cable structures comprising: at least one is set to the anchor cable steel strand wires in drilling;Anchor cable hangnail is set on anchor cable steel strand wires described at least one, for enhancing the bond stress between the anchor cable steel strand wires and the injecting cement paste when slip casting forms injecting cement paste in the item drilling;And guide part, it is set in the drilling, for passing through for the anchor cable steel strand wires, guides the anchor cable steel strand wires to enter in the drilling with this.The present invention mainly passes through anchor cable hangnail, is set on anchor cable steel strand wires, can effectively increase bond stress and anchor force between steel strand wires and injecting cement paste, can prevent anchoring section from the phenomenon that steel strand wires are slipped with injecting cement paste occur thus without slip casting body length is increased.
Description
Technical field
The present invention relates to geotechnical engineering field more particularly to a kind of high bond stress anchor cable structures.
Background technique
In the prior art, since the antirust oil of steel strand surface is difficult to completely, lead to steel during on-site construction
Bond stress between twisted wire and injecting cement paste is greatly reduced, and thus prestress anchorage cable steel strand wires occurs in tensioning often and anchoring section is infused
The phenomenon that slurry slips, causes prestressing force that design requirement is not achieved, and current settling mode is mainly the note of the extensible bolting section
Thus slurry length increases the bond stress between steel strand wires and injecting cement paste, prevents the two from slipping, but this kind of mode is due to increasing
Slip casting body length and cause construction cost excessively high.
Summary of the invention
The present invention in view of the above drawbacks of the prior art, provides a kind of high bond stress anchor cable structure, mainly passes through anchor cable
Hangnail is set on anchor cable steel strand wires, can effectively increase bond stress and anchor force between steel strand wires and injecting cement paste, thus not
Needing to increase slip casting body length can prevent anchoring section from the phenomenon that steel strand wires and injecting cement paste slippage occur.
The technical solution adopted by the present invention to solve the technical problems is:
Provide a kind of high bond stress anchor cable structure comprising: at least one is set to the anchor cable steel strand wires in drilling;Anchor
Rope hangnail is set on anchor cable steel strand wires described at least one, for increasing when slip casting forms injecting cement paste in the item drilling
Bond stress between the strong anchor cable steel strand wires and the injecting cement paste;And guide part, it is set in the drilling, for supplying
The anchor cable steel strand wires pass through, and guide the anchor cable steel strand wires to enter in the drilling with this.
Preferably, the anchor cable hangnail includes: external anchor ring, and offers inside it and pass through for the anchor cable steel strand wires
, longitudinal section be trapezoidal perforation;And at least one intermediate plate, it is used for when the anchor cable steel strand wires of stating are across the perforation
When, one end wedges the gap between the anchor cable steel strand wires and the perforation inner wall, and the other end is stretched from the external anchor ring
Out.
Preferably, the perforation longitudinal section is isosceles trapezoid, and its taper angle theta is 8-12 °.
Preferably, the guide part includes: cylindrical portion and the rotary table portion for connecting and being coaxially disposed with the cylindrical portion;
The taper angle theta 1 in the rotary table portion is 75-85 °.
Preferably, the guide part further include: the cylindrical portion for connecting and being coaxially disposed with the rotary table portion.
Preferably, the high bond stress anchor cable structure further include: at least one isolating frame is set in the drilling
Portion, for being passed through for anchor cable steel strand wires described at least one.
Preferably, the isolating frame includes:
It is set to the first through hole at the isolating frame center;
Around several second through-holes of first through hole uniform intervals setting;The first through hole and/or the second through-hole
For being passed through for the anchor cable steel strand wires;
At least one venthole and at least one injected hole;The venthole to the bore inner for infusing
When slurry, air supply source enters, to adjust bore inner air pressure;The injected hole for Grouting Pipe for passing through, in the drilling
Portion carries out slip casting, forms injecting cement paste.
Preferably, the high bond stress anchor cable structure further include: steel pad pier is arranged in the drilling and leads far from described
It is connected to one end of part, and with the drilling, comprising: upper padding plate;The lower bolster being oppositely arranged with the upper padding plate;Connector,
It is used to connect the upper padding plate and the lower bolster;Several ribs, be arranged between the upper padding plate and lower bolster and
It is arranged around the connector.
Preferably, at least one Grouting Pipe manhole appendix is offered on the connector;It is offered at the lower bolster center
With the third through-hole for drilling and being connected to;The Grouting Pipe passes through the Grouting Pipe manhole appendix, third through-hole and isolating frame
It is extend into after injected hole in the drilling and carries out slip casting.
Preferably, the high bond stress anchor cable structure further include: connecting tube, one end connects the third through-hole, another
End is protruded into the drilling, and is passed through for the Grouting Pipe.
The beneficial effect of technical solution of the present invention is:
High bond stress anchor cable structure of the invention is mainly effectively increased by the anchor cable hangnail being set on anchor cable steel strand wires
Add the bond stress and anchor force between steel strand wires and injecting cement paste, can prevent anchoring section from going out thus without slip casting body length is increased
The phenomenon that existing steel strand wires and injecting cement paste slip, reduces construction cost with this.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples, in attached drawing:
Fig. 1 is the overall structure figure of high bond stress anchor cable structure in the embodiment of the present invention one;
Fig. 2 is the vertical section schematic diagram of one stream line hangnail of the embodiment of the present invention;
Fig. 3 is the vertical section schematic diagram of guide part in the embodiment of the present invention one;
Fig. 4 is the cross-sectional view of isolating frame in the embodiment of the present invention one;
The cross-sectional view of steel pad pier in Fig. 5 the embodiment of the present invention one;
The cross-sectional view of steel pad pier in Fig. 6 the embodiment of the present invention one.
Specific embodiment
In order to which the purpose of the present invention, technical solution and advantage is more clearly understood, below in conjunction with drawings and examples,
The present invention will be described in further detail.It should be understood that specific embodiment described herein is only used for explaining this hair
It is bright, it is not intended to limit the present invention.
Embodiment one:
Fig. 1 shows high bond stress anchor cable structure of the invention comprising: at least one is set to the anchor in drilling 100
Rope steel strand wires 1;Anchor cable hangnail 2 is set on anchor cable steel strand wires 1 described at least one, for infusing when into the drilling 100
When slurry forms injecting cement paste, enhance the bond stress between the anchor cable steel strand wires 1 and the injecting cement paste, it is preferred that in the present embodiment,
Equal uniform intervals are provided with several anchor cable hangnails 2 on each anchor cable steel strand wires 1;And guide part 3, it is set to the brill
In the one end in hole 100, for passing through for the anchor cable steel strand wires 1, the anchor cable steel strand wires 1 are guided to enter the drilling with this
In 100.
As shown in Fig. 2, the anchor cable hangnail 2 includes: external anchor ring 21, and offered inside it for anchor cable steel strand
Line 1 passes through, longitudinal section is trapezoidal perforation 22, it is preferred that 22 longitudinal sections of the perforation are isosceles trapezoid, and its taper angle theta is
8-12 ° (preferably 10 °);
And at least one intermediate plate 23, be used for when it is described state anchor cable steel strand wires 1 pass through it is described perforation 22 when, one end wedge
Enter the gap between 22 inner walls of the anchor cable steel strand wires 1 and the perforation, the other end is stretched out from the external anchor ring 21;This reality
Apply in example, the intermediate plate 23 can be integrally molded so as complete truncated cone-shaped structure at least by 2, and with the anchor cable steel strand wires 1
Gap between 22 inner walls of the perforation is interference fitted, so that the anchor cable steel strand wires 1 and anchor cable hangnail 2 form one firmly
Overall structure, as a result, when into the drilling 100, slip casting forms injecting cement paste, the both ends of external anchor ring 21 and intermediate plate 23
The part for stretching out the external anchor ring 21 forms " hangnail " structure and wedges in the injecting cement paste, enhancing 1 surface of anchor cable steel strand wires with
Bond stress between injecting cement paste prevents anchor cable steel strand wires 1 from slipping from injecting cement paste;
As shown in figure 3, the guide part 3 includes: cylindrical portion 31, the circle that connect and be coaxially disposed with the cylindrical portion 31
Platform portion 32;And the cylindrical portion 33 for connecting and being coaxially disposed with the rotary table portion 32;Wherein, the cylindrical portion internal diameter D
It is 90-110mm (preferably 100mm) for 100-120mm (preferably 110mm), height H1;The taper angle theta 1 in the rotary table portion 32 is
75-85 ° (preferably 80 °), height H2 is 45-55mm (preferably 50mm);33 internal diameter of cylindrical portion is 15-25mm
(preferably 21mm), height H3 are 10-20mm (preferably 15mm).
In addition, such as Fig. 1, shown in 4, the high bond stress anchor cable structure further include: at least one round isolating frame 4 is (preferably
By being made with a thickness of the rubber of 50mm), it is set to inside the drilling 300, for for anchor cable steel strand wires 1 described at least one
It passes through;When the isolating frame 4 has multiple, it is disposed in an evenly spaced relation in the drilling 100, to guarantee uniform force;
Specifically, the isolating frame 4 includes:
It is set to the first through hole 41 at 4 center of isolating frame;
Around several second through-holes 42 of 41 uniform intervals of first through hole setting;The first through hole 41 and/or
Two through-holes 42 are used to pass through for the anchor cable steel strand wires 1;In the present embodiment, the sum of the first through hole 41 and the second through-hole 42
Corresponding with the anchor cable steel strand wires 1 number, the first through hole 41 is equipped with an anchor cable with corresponding in every one second through-hole 42
Steel strand wires 1;
At least one venthole 43 and at least one injected hole 44;The venthole 43 is used for the drilling 100
When inside carries out slip casting, air supply source enters, with adjustment 100 air pressure insides of drilling;The injected hole 44 for Grouting Pipe 200 for wearing
It crosses, to carry out slip castings to 100 inside of drilling, forms injecting cement paste, in the present embodiment, the venthole 43 and injected hole 44 are equal
It is 2;
Steel pad pier 5 is arranged in one end far from the guide part in the drilling 100, and connects with the drilling 100
It is logical, for the prestressing force of anchor cable steel strand wires 1 to be uniformly diffused into country rock surface, specifically, such as Fig. 1, shown in 5-6 comprising: on
Backing plate 51;The lower bolster 52 being oppositely arranged with the upper padding plate 51, and offered and the drilling at 52 center of the lower bolster
The third through-hole 521 of 100 connections;Connector 53 can be cylinder-like structure, for connecting the upper padding plate 51 and the underlay
Plate 52, and be made of Steel material;Several ribs 54 are arranged between the upper padding plate 51 and lower bolster 52 and surround
The connector 53 is arranged, it is preferred that the ribs 54 can be right-angled trapezium, and the ribs 54 of the right-angled trapezium is short
Parallel edges 541 connects the upper padding plate 51, and long parallel edges 542 connects the lower bolster 312, and right-angle side 543 connects the company
The outside wall surface of fitting 53, bevel edge 544 is far from the connector 53;Hard layer 55 (can be made) of M40 dry pre contract mortar,
The drilling 100 is covered in close to the side opening of the steel pad pier 5, middle part offers fourth hole 551;And connecting tube
56 (preferably steel pipes), one end connect the third through-hole 521, and the other end protrudes into described after the fourth hole 551
In drilling 100, and passed through for Grouting Pipe 200.
At least one Grouting Pipe manhole appendix 531 is offered on the connector 53;The Grouting Pipe 200 passes through the slip casting
It is extend into after the injected hole 44 of pipe manhole appendix 531, third through-hole 521 and isolating frame in the drilling 100 and carries out slip casting.
On this basis, to play better fixed effect, at least one can be also opened up on the lower bolster 52 for spiral shell
The bolt fixing hole that bolt 57 passes through, described 57 one end of bolt are fixedly connected after passing through the lower bolster 52 with the hard layer 55,
The other end is fastenedly connected with nut 58, is fastenedly connected lower bolster 52 and the hard layer 55 with this.
In conclusion the main anchor cable hangnail by being set on anchor cable steel strand wires of high bond stress anchor cable structure of the invention
It effectively increases the bond stress and anchor force between steel strand wires and injecting cement paste, can be prevented thus without slip casting body length is increased
There is the phenomenon that steel strand wires and injecting cement paste slippage in anchoring section, reduces construction cost with this.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of high bond stress anchor cable structure characterized by comprising at least one is set to the anchor cable steel strand wires in drilling;
Anchor cable hangnail is set on anchor cable steel strand wires described at least one, is used for when slip casting forms injecting cement paste in the item drilling,
Enhance the bond stress between the anchor cable steel strand wires and the injecting cement paste;And guide part, it is set in the drilling, is used for
It is passed through for the anchor cable steel strand wires, guides the anchor cable steel strand wires to enter in the drilling with this.
2. high bond stress anchor cable structure as described in claim 1, which is characterized in that the anchor cable hangnail includes:
External anchor ring, and it is trapezoidal perforation that pass through for the anchor cable steel strand wires, longitudinal section is offered inside it;
And at least one intermediate plate, be used for when it is described state anchor cable steel strand wires across the perforation when, one end wedges the anchor
Gap between rope steel strand wires and the perforation inner wall, the other end are stretched out from the external anchor ring.
3. high bond stress anchor cable structure as claimed in claim 2, which is characterized in that the perforation longitudinal section is isosceles trapezoid,
And its taper angle theta is 8-12 °.
4. high bond stress anchor cable structure as claimed in claim 2, which is characterized in that the guide part include: cylindrical portion and
The rotary table portion for connecting and being coaxially disposed with the cylindrical portion;The taper angle theta 1 in the rotary table portion is 75-85 °.
5. high bond stress anchor cable structure as claimed in claim 4, which is characterized in that the guide part further include: with the circle
The cylindrical portion of the connection of platform portion and coaxial arrangement.
6. high bond stress anchor cable structure as described in any one in claim 1-5, which is characterized in that the high bond stress anchor cable knot
Structure further include: at least one isolating frame is set to the bore inner, for wearing for anchor cable steel strand wires described at least one
It crosses.
7. high bond stress anchor cable structure as claimed in claim 6, which is characterized in that the isolating frame includes:
It is set to the first through hole at the isolating frame center;
Around several second through-holes of first through hole uniform intervals setting;The first through hole and/or the second through-hole are used for
It is passed through for the anchor cable steel strand wires;
At least one venthole and at least one injected hole;The venthole is used to carry out slip casting to the bore inner
When, air supply source enters, to adjust bore inner air pressure;The injected hole for Grouting Pipe for passing through, to the bore inner
Slip casting is carried out, injecting cement paste is formed.
8. high bond stress anchor cable structure as claimed in claim 7, which is characterized in that the high bond stress anchor cable structure also wraps
Include: steel pad pier is arranged in one end in the drilling far from the guide part, and is connected to the drilling, comprising: upper pad
Plate;The lower bolster being oppositely arranged with the upper padding plate;Connector is used to connect the upper padding plate and the lower bolster;It is several
Ribs is arranged between the upper padding plate and lower bolster and is arranged around the connector.
9. high bond stress anchor cable structure as claimed in claim 8, which is characterized in that offer at least one on the connector
Grouting Pipe manhole appendix;It is offered at the lower bolster center and the third through-hole for drilling and being connected to;The Grouting Pipe passes through institute
Progress slip casting in the drilling is extend into after stating the injected hole of Grouting Pipe manhole appendix, third through-hole and isolating frame.
10. high bond stress anchor cable structure as claimed in claim 9, which is characterized in that the high bond stress anchor cable structure also wraps
Include: connecting tube, one end connect the third through-hole, and the other end protrudes into the drilling, and pass through for the Grouting Pipe.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810956828.2A CN108952785A (en) | 2018-08-21 | 2018-08-21 | A kind of high bond stress anchor cable structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810956828.2A CN108952785A (en) | 2018-08-21 | 2018-08-21 | A kind of high bond stress anchor cable structure |
Publications (1)
Publication Number | Publication Date |
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CN108952785A true CN108952785A (en) | 2018-12-07 |
Family
ID=64473422
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810956828.2A Pending CN108952785A (en) | 2018-08-21 | 2018-08-21 | A kind of high bond stress anchor cable structure |
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CN (1) | CN108952785A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111980733A (en) * | 2020-07-28 | 2020-11-24 | 中铁工程设计咨询集团有限公司 | Anchor cable and construction method thereof |
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US20030194278A1 (en) * | 2000-11-22 | 2003-10-16 | Vincenzo Sibilla | Device for drilling and anchoring and process for placing grout anchors |
JP2004353343A (en) * | 2003-05-29 | 2004-12-16 | Tokyo Seiko Co Ltd | Ground anchor |
CN202416316U (en) * | 2011-12-09 | 2012-09-05 | 中国水电顾问集团北京勘测设计研究院 | Permanent anchor cable pier head model for quick supporting |
CN203701092U (en) * | 2014-01-22 | 2014-07-09 | 北京现代金宇工程建设有限公司 | Extrusion lock stress dispersion type high-tonnage anchor cable |
CN105113505A (en) * | 2015-09-01 | 2015-12-02 | 中国电建集团贵阳勘测设计研究院有限公司 | Prestressed anchorage cable isolation support mounting structure |
CN205576951U (en) * | 2016-05-05 | 2016-09-14 | 中国电建集团成都勘测设计研究院有限公司 | Steel construction anchor pier is used to prestressed anchorage cable |
CN205742223U (en) * | 2016-08-24 | 2016-11-30 | 陕西建工第六建设集团有限公司 | Deep foundation pit supporting construction prestress anchorage cable |
CN209100064U (en) * | 2018-08-21 | 2019-07-12 | 中铁工程设计咨询集团有限公司 | A kind of high bond stress anchor cable structure |
-
2018
- 2018-08-21 CN CN201810956828.2A patent/CN108952785A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030194278A1 (en) * | 2000-11-22 | 2003-10-16 | Vincenzo Sibilla | Device for drilling and anchoring and process for placing grout anchors |
JP2004353343A (en) * | 2003-05-29 | 2004-12-16 | Tokyo Seiko Co Ltd | Ground anchor |
CN202416316U (en) * | 2011-12-09 | 2012-09-05 | 中国水电顾问集团北京勘测设计研究院 | Permanent anchor cable pier head model for quick supporting |
CN203701092U (en) * | 2014-01-22 | 2014-07-09 | 北京现代金宇工程建设有限公司 | Extrusion lock stress dispersion type high-tonnage anchor cable |
CN105113505A (en) * | 2015-09-01 | 2015-12-02 | 中国电建集团贵阳勘测设计研究院有限公司 | Prestressed anchorage cable isolation support mounting structure |
CN205576951U (en) * | 2016-05-05 | 2016-09-14 | 中国电建集团成都勘测设计研究院有限公司 | Steel construction anchor pier is used to prestressed anchorage cable |
CN205742223U (en) * | 2016-08-24 | 2016-11-30 | 陕西建工第六建设集团有限公司 | Deep foundation pit supporting construction prestress anchorage cable |
CN209100064U (en) * | 2018-08-21 | 2019-07-12 | 中铁工程设计咨询集团有限公司 | A kind of high bond stress anchor cable structure |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111980733A (en) * | 2020-07-28 | 2020-11-24 | 中铁工程设计咨询集团有限公司 | Anchor cable and construction method thereof |
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