CN206646499U - A kind of drawing and pressing type prestress anchorage cable - Google Patents
A kind of drawing and pressing type prestress anchorage cable Download PDFInfo
- Publication number
- CN206646499U CN206646499U CN201720085934.9U CN201720085934U CN206646499U CN 206646499 U CN206646499 U CN 206646499U CN 201720085934 U CN201720085934 U CN 201720085934U CN 206646499 U CN206646499 U CN 206646499U
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- CN
- China
- Prior art keywords
- drag
- line
- hole
- isolating frame
- prestress anchorage
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Abstract
The utility model discloses a kind of drawing and pressing type prestress anchorage cable, it is uneven to solve existing prestress anchorage cable Cable forces, the problem of easily causing drag-line damage, its drip irrigation device is a kind of drawing and pressing type prestress anchorage cable, including the drag-line being fixedly connected in anchor hole, inner anchoring carrying body is fixedly connected with the drag-line, also include being used for the isolating frame spacing to drag-line, the radius of the isolating frame outer end is identical with the radius of anchor hole, the spacing hole passed through for drag-line is further opened with the isolating frame, the drag-line is connected on the inwall of spacing hole.By the addition for the isolating frame being connected on anchor hole so that drag-line can be fixed on the center of anchor hole, it is each can Cable forces it is uniform, reduce the possibility of drag-line damage.
Description
Technical field
Building field is the utility model is related to, more specifically, it relates to a kind of drawing and pressing type prestress anchorage cable.
Background technology
Prestress anchorage cable is a kind of anchoring system for bearing pulling force and pulling force being delivered to stable rock stratum or the soil body,
It is widely used in the every field of rock-reinforcing engineering, such as stability of slope engineering, underground excavation engineering, structural anti-buoyancy work
Journey, deep-foundation pit engineering and high-pressure water pipeline engineering etc..
Prestress anchorage cable includes anchor cable beam body, outer anchor head and anchor hole, and anchor cable beam body is typically compiled by drag-line by certain way
System forms, and its inner and anchor hole bottom consolidates, and outer end is connected with outer anchor head, and center section, which is played, to produce and transmit prestressed
Effect；Outer anchor head is to maintain prestressing force and to the part for being reinforced body transmission pulling force, typically by anchorage, pier base and part beam body
Deng composition；Anchor hole is hole of the Drilling in rock stratum or the soil body, plays placement, fixing bundle body, controls the effect of force direction.Anchor cable
Pulling force is delivered to rock stratum around or the soil body by end by injecting cement paste in beam body, and it is inner common group with injecting cement paste and anchor hole
Into the interior holding force end of prestress anchorage cable, the interior holding force end is called grouted part.
At present, Publication No. CN103276733A Chinese patent discloses a kind of tension and compression dispersion-type prestressed anchorage cable, bag
The drag-line of two or more than two that one end is fixed in anchor hole is included, is arranged and is fixed with corresponding respectively on every drag-line
Anchoring carrying body, the inner anchoring carrying body outer end is with pressure-bearing surface and in the axial direction with one only for corresponding drag-line
The drag-line perforation passed through, each inner anchoring carrying body are at anchor hole different depth, the protruding inner anchoring carrying body of drag-line
Part is soap-free emulsion polymeization section, and the part for inwardly stretching out inner anchoring carrying body is to have adhesive section.
Above-mentioned tension and compression dispersion-type prestressed anchorage cable is before slip casting, and drag-line has the possibility of double swerve so that drag-line is difficult to
The center of anchor hole is fixed on, each Cable forces are uneven, easily cause the possibility of drag-line damage.
Utility model content
In view of the deficienciess of the prior art, the utility model is to provide a kind of drawing and pressing type prestress anchorage cable, by
The addition for the isolating frame being connected on anchor hole so that drag-line can be fixed on the center of anchor hole, it is each can Cable forces it is equal
It is even, reduce the possibility of drag-line damage.
To achieve the above object, the utility model provides following technical scheme：A kind of drawing and pressing type prestress anchorage cable, including
The drag-line being fixedly connected in anchor hole, inner anchoring carrying body is fixedly connected with the drag-line, in addition to for limiting drag-line
The isolating frame of position, the radius of the isolating frame outer end is identical with the radius of anchor hole, is further opened with being used to draw on the isolating frame
The spacing hole that rope passes through, the drag-line are connected on the inwall of spacing hole.
By using above-mentioned technical proposal, isolating frame can be connected on the inwall of anchor hole, reduced isolating frame and noted
The possibility rocked before slurry, drag-line can be connected on the inwall of spacing hole, are reduced the possibility that drag-line rocks on isolating frame, are made
Obtaining slip casting fore stay stably can be connected on isolating frame, and drag-line can stably be pushed against the center of anchor hole so that each
Individual Cable forces are uniform, reduce the possibility of drag-line damage.
The utility model is further arranged to：The spacing hole is evenly distributed on isolating frame along the axle center of isolating frame.
By using above-mentioned technical proposal, drag-line is evenly distributed on isolating frame, when drag-line additional load, reduce every
From the possibility of frame unbalance stress everywhere, the possibility of isolating frame damage is reduced.
The utility model is further arranged to：The clamping slot connected with spacing hole, the card are offered on the isolating frame
The width of tight groove in the radial direction is less than the width of spacing hole, and the drag-line is connected on the inwall of spacing hole.
By using above-mentioned technical proposal, clamping slot can add the flexibility of spacing hole, and spacing hole can be in certain journey
Expand on degree so that spacing hole can the bigger drag-line of clamping radius, increase the use range of isolating frame, drag-line being capable of clamping
On isolating frame, the possibility of drag-line skew is reduced.
The utility model is further arranged to：Isolating frame is run through in the one end of the clamping slot away from isolating frame axle center, described
The outer end of clamping slot forms opening.
By using above-mentioned technical proposal, the outer end of isolating frame is separated from each other, and two inwalls of clamping slot can be to mutual
Closer or far from side move, reduce the possibility damaged during isolating frame stress.
The utility model is further arranged to：Injected hole, the injected hole and limit are offered at the axle center of the isolating frame
Position hole outside from.
By using above-mentioned technical proposal, middle part slip casting of the operator from isolating frame is facilitated, middle part slip casting enables to
Injecting cement paste is more uniformly closely knit, and reducing may caused by injecting cement paste inner pore.
The utility model is further arranged to：The bottom of the drag-line is fixedly connected with guiding cap, several described drag-lines
It is fixedly connected with guiding cap.
By using above-mentioned technical proposal, drag-line can be connected as a single entity by guiding cap, unload the load on a part of drag-line,
Improve the bearing capacity of anchor cable.
The utility model is further arranged to：The guiding cap to be hemispherical, the radius of the guiding cap and anchor hole
Radius is identical, and several described drag-lines are fixedly connected in the plane of guiding cap.
By using above-mentioned technical proposal, guiding cap can be connected to the bottom of anchor hole, and be fixedly connected on guiding cap
On drag-line can be located at center, reduce the off-centered possibility of drag-line.
The utility model is further arranged to：Between the end and guiding cap axle center of the drag-line being fixedly connected on guiding cap
Spacing it is equal, and the axle center for being smaller than the spacing hole between the end of the drag-line and guiding cap axle center and isolating frame
Spacing between axle center.
By using above-mentioned technical proposal, drag-line can be closely clamped on spacing after guiding cap extends to isolating frame
In hole, drag-line can provide isolating frame the power of axial direction, reduce the possibility that isolating frame rocks.
The utility model is further arranged to：The drag-line being fixedly connected in inner anchoring carrying body is soap-free emulsion polymeization section.
By using above-mentioned technical proposal, the possibility that drag-line bonds with injecting cement paste is reduced so that load can be passed all
It is handed on injecting cement paste, improves the bearing capacity of anchor cable.
In summary, the utility model has the advantages that：Isolating frame is connected on the inwall of anchor hole, and drag-line supports
It is connected on the inwall of spacing hole, reduces the possibility that drag-line rocks on isolating frame so that slip casting fore stay can be supported stably
It is connected on isolating frame, drag-line can stably be pushed against the center of anchor hole so that each Cable forces are uniform, reduce drag-line
The possibility of damage.
Brief description of the drawings
Fig. 1 is the cut-away view of the present embodiment and injecting cement paste after slip casting；
Fig. 2 is the stereogram of the present embodiment；
Fig. 3 is enlarged drawing at Fig. 2 A；
Fig. 4 is Fig. 2 B direction views.
Reference：1st, drag-line；2nd, injecting cement paste；3rd, guiding cap；4th, isolating frame；5th, injected hole；6th, spacing hole；7th, clamping
Groove；8th, it is open；9th, inner anchoring carrying body；10th, block；11st, perforate；12nd, the body of rod；13rd, extruded sleeve；14th, extruded hole.
Embodiment
The utility model is described further referring to figs. 1 to Fig. 4.
As shown in figure 1, a kind of drawing and pressing type prestress anchorage cable, the drag-line 1 being fixedly connected in anchor hole, whole drag-line 1 are equal
For soap-free emulsion polymeization section, drag-line 1 is wrapped with the injecting cement paste 2 for being filled in anchor hole inner cylindrical, and the upper end of drag-line 1 can pass through slip casting
The upper end of body 2, the lower end of drag-line 1 are provided with hemispherical guiding cap 3, and the upper end of guiding cap 3 is identical with the radius of injecting cement paste 2,
The horizontal plane of guiding cap 3 is vertical upward, and drag-line 1 is fixedly connected on the horizontal plane of the upside of guiding cap 3.
As shown in Figure 2, Figure 3 and Figure 4, the top of drag-line 1 is provided with several isolating frames 4, the radius and guiding of isolating frame 4
The radius of the upper end of cap 3 is identical, and isolating frame 4 is connected with drag-line 1 by galvanized wire (not shown), several isolating frames 4 it
Between spacing it is equal；The center of isolating frame 4 offers the injected hole 5 passed through for Grouting Pipe, and six use are further opened with isolating frame 4
In the spacing hole 6 that drag-line 1 passes through, the axle center of six spacing holes 6 is equal with the axle center spacing of isolating frame 4, and spacing hole 6 uniformly divides
For cloth on isolating frame 4, six spacing holes 6 are outer from drag-line 1 can be connected on the inwall of spacing hole 6, spacing hole 6 with injected hole 5
Outer end be communicated with clamping slot 7, the width of clamping slot 7 is less than between spacing hole 6, and the shape of isolating frame 4 is run through in the outer end of clamping slot 7
Into opening 8.The upper end of drag-line 1 can be closely clamped on spacing hole 6, and the lower end of drag-line 1 can be fixedly connected on the upper of guiding cap 3
Side, and be fixedly connected between each drag-line 1 on guiding cap 3 and be smaller than the axle center of spacing hole 6 between the axle center of isolating frame 4
Distance, i.e. drag-line 1 extends and is connected on the inwall of spacing hole 6 straight down from upper end, until the isolating frame 4 of bottom, to
Inner bending is fixedly connected on guiding cap 3.
The top of drag-line 1 is additionally provided with inner anchoring carrying body 9, and anchoring in two has been fixedly connected with each drag-line 1 and has been held
The distance between carrier 9, two inner anchoring carrying bodies 9 on drag-line 1 is equal, vertical between several inner anchoring carrying bodies 9
Spacing is also equal；Inner anchoring carrying body 9 includes the discoid block 10 of upper and lower ends, and perforation is offered at the axle center of block 10
11,11 radius of perforating is more than the radius of drag-line 1, and the middle part of block 10 is fixedly connected with three columned bodies of rod 12, the body of rod 12
Be evenly distributed on along the axle center of inner anchoring carrying body 9 on inner anchoring carrying body 9, three bodies of rod 12 it is mutually outer from, and perforate 11 with
Three bodies of rod 12 are tangent, and the upper and lower ends of inner anchoring carrying body 9 are provided with the extruded sleeve 13 being fixedly connected on block 10,
Extruded sleeve 13 is located at the outer end of inner anchoring carrying body 9, and the axle center of extruded sleeve 13 offers the extruded hole 14 passed through for drag-line 1,
The radius of extruded hole 14 is identical with the radius of drag-line 1, and drag-line 1 can be connected on the inwall of extruded hole 14.
Operation principle：Anchor hole is formed after the completion of drilling machine work, to anchor hole borehole cleaning, above-mentioned prestress anchorage cable is put into
In anchor hole, Grouting Pipe is passed through into injected hole 5, continuous slip casting simultaneously takes out Grouting Pipe, forms injecting cement paste 2, and anchor cable can be fixed on
In injecting cement paste 2 so that anchor cable can support structure of soft clay, but when drag-line 1 is tension or in compression, drag-line 1 passes to fractional load
Inner anchoring carrying body 9, then injecting cement paste 2 is passed to by inner anchoring carrying body 9, disperse load, improve the carrying energy of anchor cable
Power.
Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (9)
- It is fixed on the drag-line (1) 1. a kind of drawing and pressing type prestress anchorage cable, including the drag-line (1) being fixedly connected in anchor hole It is connected with inner anchoring carrying body (9), it is characterised in that：Also include being used for the isolating frame (4) spacing to drag-line (1), the isolation The radius of frame (4) outer end is identical with the radius of anchor hole, is further opened with being used for the limit that drag-line (1) passes through on the isolating frame (4) Position hole (6), the drag-line (1) are connected on the inwall of spacing hole (6).
- A kind of 2. drawing and pressing type prestress anchorage cable according to claim 1, it is characterised in that：Spacing hole (6) edge isolation The axle center of frame (4) is evenly distributed on isolating frame (4).
- A kind of 3. drawing and pressing type prestress anchorage cable according to claim 2, it is characterised in that：Opened up on the isolating frame (4) There is the clamping slot (7) connected with spacing hole (6), the width of the clamping slot (7) in the radial direction is less than the width of spacing hole (6) Degree, the drag-line (1) are connected on the inwall of spacing hole (6).
- A kind of 4. drawing and pressing type prestress anchorage cable according to claim 3, it is characterised in that：The clamping slot (7) away from every Isolating frame (4) is run through in one end from frame (4) axle center, and the outer end of the clamping slot (7) forms opening (8).
- A kind of 5. drawing and pressing type prestress anchorage cable according to claim 4, it is characterised in that：The axle center of the isolating frame (4) Place offers injected hole (5), the injected hole (5) and spacing hole (6) outside from.
- A kind of 6. drawing and pressing type prestress anchorage cable according to claim 1, it is characterised in that：The bottom of the drag-line (1) is consolidated Surely guiding cap (3) is connected with, several described drag-lines (1) are fixedly connected with guiding cap (3).
- A kind of 7. drawing and pressing type prestress anchorage cable according to claim 6, it is characterised in that：The guiding cap (3) is hemisphere Shape, the radius of the guiding cap (3) is identical with the radius of anchor hole, and several described drag-lines (1) are fixedly connected on guiding cap (3) Plane on.
- A kind of 8. drawing and pressing type prestress anchorage cable according to claim 7, it is characterised in that：It is fixedly connected on guiding cap (3) On drag-line (1) end it is equal with the spacing between guiding cap (3) axle center, and the end of the drag-line (1) and guiding cap (3) The spacing between the axle center for being smaller than the spacing hole (6) and isolating frame (4) axle center between axle center.
- A kind of 9. drawing and pressing type prestress anchorage cable according to claim 1, it is characterised in that：It is fixedly connected with anchoring carrying inside Drag-line (1) in body (9) is soap-free emulsion polymeization section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720085934.9U CN206646499U (en) | 2017-01-22 | 2017-01-22 | A kind of drawing and pressing type prestress anchorage cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720085934.9U CN206646499U (en) | 2017-01-22 | 2017-01-22 | A kind of drawing and pressing type prestress anchorage cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206646499U true CN206646499U (en) | 2017-11-17 |
Family
ID=60282780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720085934.9U Expired - Fee Related CN206646499U (en) | 2017-01-22 | 2017-01-22 | A kind of drawing and pressing type prestress anchorage cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206646499U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109853543A (en) * | 2019-03-29 | 2019-06-07 | 华侨大学 | A kind of assembled guiding cap for anchor pole |
| CN112176994A (en) * | 2020-08-22 | 2021-01-05 | 浙江华东工程咨询有限公司 | Prestressed anchor cable structure suitable for broken rock mass and construction method thereof |
-
2017
- 2017-01-22 CN CN201720085934.9U patent/CN206646499U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109853543A (en) * | 2019-03-29 | 2019-06-07 | 华侨大学 | A kind of assembled guiding cap for anchor pole |
| CN109853543B (en) * | 2019-03-29 | 2024-02-23 | 华侨大学 | Assembled guide cap for anchor rod |
| CN112176994A (en) * | 2020-08-22 | 2021-01-05 | 浙江华东工程咨询有限公司 | Prestressed anchor cable structure suitable for broken rock mass and construction method thereof |
| CN112176994B (en) * | 2020-08-22 | 2021-09-28 | 浙江华东工程咨询有限公司 | Construction method of prestressed anchor cable structure suitable for broken rock mass |
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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: 20171117 Termination date: 20210122 |