CN209585033U - A kind of anchor cable end centering supporting structure - Google Patents
A kind of anchor cable end centering supporting structure Download PDFInfo
- Publication number
- CN209585033U CN209585033U CN201920038967.7U CN201920038967U CN209585033U CN 209585033 U CN209585033 U CN 209585033U CN 201920038967 U CN201920038967 U CN 201920038967U CN 209585033 U CN209585033 U CN 209585033U
- Authority
- CN
- China
- Prior art keywords
- steel strand
- strand wires
- bracket
- semielliptical shape
- anchor cable
- 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.)
- Expired - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 73
- 239000010959 steel Substances 0.000 claims abstract description 73
- 238000007569 slipcasting Methods 0.000 claims abstract description 25
- 239000011148 porous material Substances 0.000 claims abstract description 19
- 238000005553 drilling Methods 0.000 claims abstract description 13
- 238000003466 welding Methods 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 241001074085 Scophthalmus aquosus Species 0.000 claims 1
- 239000002002 slurry Substances 0.000 claims 1
- 238000004873 anchoring Methods 0.000 abstract description 5
- 238000010276 construction Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 241001661355 Synapsis Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Landscapes
- Piles And Underground Anchors (AREA)
Abstract
The utility model discloses a kind of anchor cable end centering supporting structure, semielliptical shape centering bracket is equipped at right middle in the wall of a borehole；Multiple steel strand wires threading holes are equipped in semielliptical shape centering bracket, semielliptical shape centering bracket left end plane is fixed with bracket plug at each steel strand wires threading hole left position, through-hole is provided in the middle part of bracket plug, each steel strand wires right end passes through the through-hole of respective holder plug and protrudes into corresponding steel strand wires threading hole, and each steel strand wires, which install rear each steel strand wires, fixes each steel strand wires mutually with respective holder plug by spot welding with respective holder plug contact position；Multiple slip casting pores are additionally provided in semielliptical shape centering bracket, each Grouting Pipe right end is inserted into corresponding slip casting pore.The utility model can guarantee that anchor cable end is in drilling middle part, and then can guarantee the middle part of the anchoring body after anchor cable is located at slip casting, so as to effectively improve anchor cable bearing capacity.
Description
Technical field
The utility model belongs to the fields such as base pit engineering and slope project, and in particular to a kind of anchor cable end centering bracket knot
Structure.
Background technique
The underground space is fast-developing, and base pit engineering becomes increasingly complex.The supporting construction such as composite soil nailing wall, piled anchor are in foundation pit work
It has a wide range of applications in journey, anchor cable has important role in above-mentioned supporting construction.Anchor cable has the advantage that 1, provides
Open construction space, the greatly side of convenience excavate and main structure construction, and the working space of anchor bolt construction machine and equipment is not
Greatly, it is suitble to various landform and place；2, small to the disturbance of Rock And Soil, after stratum is excavated, drag can be provided immediately, and can apply
Prestressing force controls development of deformation；3, the site of action of anchor cable, direction, spacing, density and construction time can according to need flexibly
Adjustment；4, steel or reinforced concrete support are replaced with anchor cable, great deal of steel can be saved, reduce earthwork excavated volume, improve construction
Condition, very big particularly with area, support difficult arrangement foundation pit；5, the withdrawal resistance of anchor cable can be determined by testing, and can be protected
Card design has enough degrees of safety.
Since the geological hydrology condition of different regions differs greatly or even the geological hydrology condition of areal different zones
Can be different, construction team's level is irregular, and leading to the construction quality of anchor cable, there is also certain differences, especially when anchor cable exists
When constructing in layer of sand, since anchor cable weight is big, anchor cable end easily enters in layer of sand in drilling progradation rather than is located at drilling
Middle part, anchor cable is located at outside anchoring body after slip casting, leads to anchor cable carrying decline, design requirement is not achieved, influences base pit engineering
Safety.
Utility model content
The utility model provides a kind of anchor cable end centering supporting structure, can guarantee that anchor cable end is in drilling middle part, into
And can guarantee in the middle part of the anchoring body after anchor cable is located at slip casting, so as to effectively improve anchor cable bearing capacity.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution:
A kind of anchor cable end centering supporting structure, including the wall of a borehole horizontal and that laterally setting and left end are open, drilling
Semielliptical shape centering bracket, semielliptical shape centering bracket right end ellipsoid face the wall of a borehole Right Inboard are equipped in wall at right middle
Wall, the semielliptical shape centering bracket left end plane center line horizontal and lateral with the wall of a borehole are perpendicular；Semielliptical shape centering bracket
The interior steel strand wires threading holes equipped with multiple levels and lateral arrangement, each steel strand wires threading hole left end opening and right end closing, half is ellipse
Spherical centering bracket left end plane is fixed with bracket plug at each steel strand wires threading hole left position, is provided in the middle part of bracket plug
Through-hole through bracket plug left and right side, and through-hole internal diameter is equal with corresponding steel strand wires threading hole internal diameter, and through-hole is horizontal
Center line coincides with corresponding steel strand wires threading hole horizontal center line, the through-hole internal diameter of each steel strand wires outer diameter and respective holder plug
It is adapted, each steel strand wires right end passes through the through-hole of respective holder plug and protrudes into corresponding steel strand wires threading hole, and each steel strand wires
Right end finally abuts corresponding steel strand wires threading hole right inner side wall, and each steel strand wires install rear each steel strand wires and connect with respective holder plug
Synapsis fixes each steel strand wires mutually with respective holder plug by spot welding；Be additionally provided in semielliptical shape centering bracket it is multiple horizontal and
The slip casting pore of lateral arrangement, each slip casting pore left end is open and right end is closed, in each slip casting pipe outside diameter and corresponding slip casting pore
Diameter is adapted, and each Grouting Pipe right end is inserted into corresponding slip casting pore.
Further, center line and the wall of a borehole level of semielliptical shape centering support level and transverse direction and lateral center line
It coincides.
Further, the wall of a borehole is cylindrical.
Further, multiple steel strand wires threading holes are uniformly distributed in semielliptical shape centering bracket, each steel strand wires threading hole
Right end is in same perpendicular, and the internal diameter of each steel strand wires threading hole is equal.
Further, the number of slip casting pore is one, the center line and semielliptical shape pair of Grouting Pipe hole horizontal and transverse direction
The center line of the level of middle bracket and transverse direction coincides.
Further, the diameter of semielliptical shape centering bracket left end plane is 4mm smaller than the internal diameter of the wall of a borehole, semielliptical shape pair
The length of middle support level and transverse direction is 2 times of the wall of a borehole internal diameter.
Further, the material of semielliptical shape centering bracket is the small plastics of coefficient of friction.
Compared with the existing technology, the utility model has the following beneficial effects:
Each steel strand wires install rear each steel strand wires and respective holder plug contact position and are made respectively by spot welding in the utility model
Steel strand wires are mutually fixed with respective holder plug, steel strand wires each in this way into drilling in progradation in semielliptical shape pair bracket with
It is pushed ahead with each steel strand wires, and then is avoided that each steel strand wires in the bracket and each in semielliptical shape pair in progradation into drilling
Steel strand wires are subjected to displacement, and since semielliptical shape centering bracket is in the wall of a borehole middle part, semielliptical shape centering bracket can be played pair
Middle effect, this ensures that anchor cable end is in drilling middle part, and then can guarantee the middle part of the anchoring body after anchor cable is located at slip casting,
So as to effectively improve anchor cable bearing capacity.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is A-A section structure diagram in Fig. 1.
Detailed description of the invention: 1, steel strand wires, 2, Grouting Pipe, 3, semielliptical shape centering bracket, 4, steel strand wires threading hole, 5, drilling
Wall, 6, bracket plug, 7, slip casting pore.
Specific embodiment
As illustrated in fig. 1 and 2, a kind of anchor cable end centering supporting structure, including horizontal and lateral setting and left end opening
The wall of a borehole 5, the wall of a borehole 5 is cylindrical, in the wall of a borehole 5 at right middle be equipped with semielliptical shape centering bracket 3, semielliptical shape centering
The horizontal and lateral center line of bracket 3 center line horizontal and lateral with the wall of a borehole 5 coincides, and semielliptical shape centering bracket 3 is right
Hold 5 right inner side wall of ellipsoid face the wall of a borehole, 3 left end plane of semielliptical shape centering bracket and the wall of a borehole 5 is horizontal and transverse direction in
Heart line is perpendicular；Equipped with multiple horizontal and lateral arrangement steel strand wires threading holes 4, each steel strand wires in semielliptical shape centering bracket 3
4 left end of threading hole opening and right end closing, 3 left end plane of semielliptical shape centering bracket is in each 4 left position of steel strand wires threading hole
Place is fixed with bracket plug 6, is provided with the through-hole through 6 left and right side of bracket plug in the middle part of bracket plug 6, and through-hole internal diameter with
Corresponding steel strand wires 4 internal diameters of threading hole are equal, and through-hole horizontal center line is mutually be overlapped with corresponding 4 horizontal center line of steel strand wires threading hole
It closes, each 1 outer diameter of steel strand wires is adapted with the through-hole internal diameter of respective holder plug 6, and each 1 right end of steel strand wires passes through respective holder plug
6 through-hole simultaneously protrudes into corresponding steel strand wires threading hole 4, and 1 right end of each steel strand wires finally abuts in corresponding 4 right side of steel strand wires threading hole
Side wall, each steel strand wires 1 install rear each steel strand wires 1 and 6 contact position of respective holder plug by spot welding make each steel strand wires 1 with it is corresponding
6 phase of bracket plug is fixed；Multiple horizontal and lateral arrangement slip casting pores 7, each slip casting are additionally provided in semielliptical shape centering bracket 3
7 left end of pore is open and right end is closed, and each 2 outer diameter of Grouting Pipe is adapted with corresponding 7 internal diameter of slip casting pore, each 2 right end of Grouting Pipe
It is inserted into corresponding slip casting pore 7.
Wherein, multiple steel strand wires threading holes 4 are uniformly distributed in semielliptical shape centering bracket 3, and each steel strand wires threading hole 4 is right
End is in same perpendicular, and the internal diameter of each steel strand wires threading hole 4 is equal.
Wherein, the number of slip casting pore 7 is one, slip casting pore 7 horizontal and lateral center line and the centering of semielliptical shape
The center line of the level of bracket 3 and transverse direction coincides.
Wherein, the diameter of 3 left end plane of semielliptical shape centering bracket is 4mm smaller than the internal diameter of the wall of a borehole 5, semielliptical shape centering
The horizontal and lateral length of bracket 3 is 2 times of 5 internal diameter of the wall of a borehole, and the material of semielliptical shape centering bracket 3 is that coefficient of friction is small
Plastics.
Each steel strand wires 1, which install rear each steel strand wires 1, in the utility model is made with 6 contact position of respective holder plug by spot welding
Each steel strand wires 1 are fixed with 6 phase of respective holder plug, and steel strand wires 1 each in this way are into drilling in progradation in semielliptical shape pair
Bracket 3 is pushed ahead in company with each steel strand wires 1, and then is avoided that each steel strand wires 1 in the semielliptical shape pair in progradation into drilling
Middle bracket 3 is subjected to displacement with each steel strand wires 1, since semielliptical shape centering bracket 3 is in middle part, semielliptical shape pair in the wall of a borehole 5
Middle bracket 3 can play centering, this ensures that anchor cable end is in drilling middle part, and then can guarantee that anchor cable is located at slip casting
In the middle part of anchoring body afterwards, so as to effectively improve anchor cable bearing capacity.
Claims (7)
1. a kind of anchor cable end centering supporting structure, it is characterised in that: including brill horizontal and that laterally setting and left end are open
Hole wall is equipped with semielliptical shape centering bracket, the drilling of semielliptical shape centering bracket right end ellipsoid face in the wall of a borehole at right middle
Wall right inner side wall, the semielliptical shape centering bracket left end plane center line horizontal and lateral with the wall of a borehole are perpendicular；Semielliptical shape
Equipped with multiple horizontal and lateral arrangement steel strand wires threading holes, each steel strand wires threading hole left end opening and right end seal in centering bracket
It closes, semielliptical shape centering bracket left end plane is fixed with bracket plug, bracket plug at each steel strand wires threading hole left position
Middle part is provided with the through-hole through bracket plug left and right side, and through-hole internal diameter is equal with corresponding steel strand wires threading hole internal diameter, and
Through-hole horizontal center line coincides with corresponding steel strand wires threading hole horizontal center line, each steel strand wires outer diameter and respective holder plug
Through-hole internal diameter is adapted, and each steel strand wires right end passes through the through-hole of respective holder plug and protrudes into corresponding steel strand wires threading hole, and
Each steel strand wires right end finally abuts corresponding steel strand wires threading hole right inner side wall, and each steel strand wires install rear each steel strand wires and corresponding branch
Frame plug contact position fixes each steel strand wires mutually with respective holder plug by spot welding；It is additionally provided in semielliptical shape centering bracket more
A horizontal and lateral arrangement slip casting pore, each slip casting pore left end opening and right end closing, each slip casting pipe outside diameter and corresponding note
Slurry pore internal diameter is adapted, and each Grouting Pipe right end is inserted into corresponding slip casting pore.
2. a kind of anchor cable end centering supporting structure according to claim 1, it is characterised in that: semielliptical shape centering bracket
The horizontal and lateral center line center line horizontal and lateral with the wall of a borehole coincides.
3. a kind of anchor cable end centering supporting structure according to claim 1, it is characterised in that: the wall of a borehole is cylindrical.
4. a kind of anchor cable end centering supporting structure according to claim 1, it is characterised in that: multiple steel strand wires threading holes
It is uniformly distributed in semielliptical shape centering bracket, each steel strand wires threading hole right end is in same perpendicular, and each steel strand wires
The internal diameter of threading hole is equal.
5. a kind of anchor cable end centering supporting structure according to claim 1, it is characterised in that: the number of slip casting pore is
One, Grouting Pipe hole horizontal and the center line of transverse direction and the center line of the level of semielliptical shape centering bracket and transverse direction coincide.
6. a kind of anchor cable end centering supporting structure according to claim 1, it is characterised in that: semielliptical shape centering bracket
The diameter of left end plane is 4mm smaller than the internal diameter of the wall of a borehole, and the length of semielliptical shape centering support level and transverse direction is in the wall of a borehole
2 times of diameter.
7. a kind of anchor cable end centering supporting structure according to claim 1, it is characterised in that: semielliptical shape centering bracket
Material be the small plastics of coefficient of friction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920038967.7U CN209585033U (en) | 2019-01-10 | 2019-01-10 | A kind of anchor cable end centering supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920038967.7U CN209585033U (en) | 2019-01-10 | 2019-01-10 | A kind of anchor cable end centering supporting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209585033U true CN209585033U (en) | 2019-11-05 |
Family
ID=68353119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920038967.7U Expired - Fee Related CN209585033U (en) | 2019-01-10 | 2019-01-10 | A kind of anchor cable end centering supporting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209585033U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114908757A (en) * | 2022-05-20 | 2022-08-16 | 中建八局第二建设有限公司 | Grouting construction method for anchor cable of deep foundation pit |
-
2019
- 2019-01-10 CN CN201920038967.7U patent/CN209585033U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114908757A (en) * | 2022-05-20 | 2022-08-16 | 中建八局第二建设有限公司 | Grouting construction method for anchor cable of deep foundation pit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191105 |