CN204456100U - A kind of part adhesive type prestress anchorage cable with outer anchoring section - Google Patents
A kind of part adhesive type prestress anchorage cable with outer anchoring section Download PDFInfo
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- CN204456100U CN204456100U CN201520057024.0U CN201520057024U CN204456100U CN 204456100 U CN204456100 U CN 204456100U CN 201520057024 U CN201520057024 U CN 201520057024U CN 204456100 U CN204456100 U CN 204456100U
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Abstract
The utility model discloses a kind of part adhesive type prestress anchorage cable with outer anchoring section, is take steel strand as the ground fastening devices of agent structure, comprises outside anchor cable and exposes lock segments and be arranged on the anchor cable grouted part in anchor cable hole.The free sector hole bottom of anchor cable first phase grout compartment is had to be connected with the orifice end of grouted part; The anchor cable second phase free sector hole bottom of grout compartment is connected with anchor cable first phase grout compartment free segment orifice end by positioning slurry-stop ring; Outer anchoring sector hole bottom is connected with anchor cable second phase grout compartment free segment orifice end; Outer anchoring section orifice end exposes lock segments with anchor cable and is connected; Anchor cable grouted part and outer anchoring section adopt steel strand peeling washing oil section to bond.Be with the part adhesive type prestress anchorage cable of outer anchoring section to be provided with the stretch-draw function that outer anchoring section has shared anchor head part, and be provided with free segment to tackle ground distortion.
Description
Technical field
The utility model relates to civil engineering anchoring field, and more particularly it is a kind of part adhesive type prestress anchorage cable with outer anchoring section.
Background technology
Prestress anchorage cable is as a kind of muscle fastening body device providing active support drag, be widely applied in the consolidation process of the projects such as high gradient slope, large underground hole, unstable bolck, as the permanent disguised supporting and protection structure of one, its durability, loss of prestress rate are directly connected to the long-term stability of Supporting Object.
At present, prestress anchorage cable mainly comprises soap-free emulsion polymeization type anchor cable and total length binding type anchor cable, wherein, soap-free emulsion polymeization type anchor cable is Anchoring part peeling washing oil only, adopt complete opening once grouting, after slurries reach corresponding requirements, tensioning fixation, the impacts such as such anchor cable mainly exists that the outer anchor head of anchor cable is vibrated, collision or corrosion can cause anchorage cable anchoring power to decline even to lose the defects such as anchorage effect; Total length binding type anchor cable total length peeling washing oil, adopt complete opening segmenting slip casting, namely first to Anchoring part slip casting, after slurries reach corresponding requirements, tensioning fixation, then once grouting is taked to residue anchor cable section, it is rear without free segment mainly to there is grouting in such anchor cable, when rock mass generation moderate finite deformation, can cause anchor cable stress raisers, even steel strand such as to break at the defect.
Summary of the invention
The purpose of this utility model is to overcome the deficiency of above-mentioned soap-free emulsion polymeization type and total length binding type anchor cable and a kind of part adhesive type prestress anchorage cable with outer anchoring section provided.
It realizes by following technical scheme:
A kind of part adhesive type prestress anchorage cable with outer anchoring section, take steel strand as the ground anchorage device of agent structure, comprise outside anchor cable and expose lock segments, and the outer anchoring section, free segment and the grouted part that are arranged in anchor cable hole, described free segment comprises anchor cable first phase grout compartment free segment and anchor cable second phase grout compartment free segment;
Described anchor cable exposes lock segments: the steel fibrous concrete leveling layer being included in side slope and cavern excavation face, described anchor cable exposes lock segments and also comprises billet, described billet is bolted on steel fibrous concrete leveling layer by several, is also provided with section and stack outside the second stage of grout compartment inlet pipe hole in described steel fibrous concrete leveling layer; The some steel strand being positioned at anchor cable hole run through described steel fibrous concrete leveling layer and described billet, and described steel strand outer end is connected with ground tackle by intermediate plate; Described steel fibrous concrete leveling layer, described billet and described ground tackle are coated with outer anchor head protection concrete;
Described anchor cable first phase grout compartment free segment medial extremity is connected with the orifice end of described grouted part; Described anchor cable second phase grout compartment free sector hole bottom is connected with described anchor cable first phase grout compartment free segment orifice end by positioning slurry-stop ring; Described outer anchoring sector hole bottom is connected with described anchor cable second phase grout compartment free segment orifice end; Described outer anchoring section orifice end exposes lock segments with described anchor cable and is connected;
Described grouted part: comprise described steel strand, described steel strand comprise by some spacing internal beam steel strand of isolation mount inner groovy in several; Described steel strand also comprise by some spacing external beam steel strand of the outer groove of described interior isolation mount; Described external beam steel strand periphery is provided with bellows; Described bellows is provided with outer to medium-height trestle; Described grouted part is fixed in described anchor cable hole by cement sand bed; Bottom, described grouted part hole is also connected with guiding cap by bellows; In described grouted part, described steel strand are steel strand peeling washing oil section;
Described anchor cable first phase grout compartment free segment: comprise described steel strand, described steel strand comprise by some spacing internal beam steel strand of isolation mount inner groovy in several; Described steel strand also comprise by some spacing external beam steel strand of the outer groove of described interior isolation mount; Described external beam steel strand periphery is provided with bellows; Described bellows is provided with outer to medium-height trestle; Described anchor cable first phase grout compartment free segment is fixed in described anchor cable hole by cement sand bed; In described anchor cable first phase grout compartment free segment, described steel strand are steel strand band PE section; Described first phase grout compartment free segment bellows orifice end is provided with bellows plugging device;
Described anchor cable second phase grout compartment free segment: comprise described steel strand, described steel strand comprise by some spacing internal beam steel strand of several outer isolation mount inner groovies; Described steel strand also comprise by some spacing external beam steel strand of the outer groove of described outer isolation mount; In described anchor cable second phase grout compartment free segment, described steel strand are steel strand band PE section;
Described outer anchoring section: comprise described steel strand, described steel strand comprise by some spacing internal beam steel strand of several outer isolation mount inner groovies; Described steel strand also comprise by some spacing external beam steel strand of the outer groove of described outer isolation mount; In described outer anchoring section, described steel strand are steel strand peeling washing oil section;
Described anchor cable second phase grout compartment free segment and described anchor cable first phase grout compartment free segment junction are provided with described positioning slurry-stop ring; Described positioning slurry-stop ring comprises described anchor cable hole and is provided with and is followed successively by ring outer rubber, grouting air bag and grout stop in some layers of circulus from outside to inside; Described grout stop is filled with epoxy mortar layer;
Described anchor cable also comprises first phase grouting inlet pipe; Described first phase grouting inlet pipe is successively through described outer anchoring section, described anchor cable second phase grout compartment free segment, described anchor cable first phase grout compartment free segment and described grouted part, and described first phase grouting inlet pipe grout outlet is arranged on inside guiding cap;
Described anchor cable also comprises grouting airbag inflation pipe; Described grouting airbag inflation pipe is successively through described outer anchoring section and described anchor cable second phase grout compartment free segment, and described grouting airbag inflation pipe outlet side is connect by grouting gas bag inflating valve and described grouting airbags;
Described anchor cable also comprises the outer stack of bellows; The outer stack of described bellows is successively through described outer anchoring section, described anchor cable second phase grout compartment free segment and described positioning slurry-stop ring extremely described anchor cable first phase grout compartment free segment; The inlet end of the outer stack of described bellows is arranged on the described bellows of described anchor cable first phase grout compartment free segment orifice end;
Described anchor cable also comprises bellows inside exhaust pipe; Described bellows inside exhaust pipe is successively through described outer anchoring section, described anchor cable second phase grout compartment free segment and described positioning slurry-stop ring extremely described anchor cable first phase grout compartment free segment; The inlet end of described bellows inside exhaust pipe is arranged in the described bellows of described anchor cable first phase grout compartment free segment orifice end;
Described anchor cable also comprises the second stage of grout compartment inlet pipe hole inner segment; Described the second stage of grout compartment inlet pipe hole inner segment is successively through described outer anchoring section, described anchor cable second phase grout compartment free segment; Described the second stage of grout compartment inlet pipe hole inner segment grout outlet is arranged on the free sector hole bottom of described the second stage of grout compartment;
Described anchor cable also comprises cement sand bed; Its complementary space of anchor cable hole described in described cement sand bed filling.
Further, described bellows plugging device is epoxy mortar Rotating fields.
Again further, described grouting air bag skin is also provided with the outer rubber of ring.
Also further, the steel strand midpoint between adjacent two described outer isolation mounts or adjacent described interior isolation mount is tied with or without zinc galvanized wire.
The utility model is had the following advantages by the design tool of outer anchoring section:
1) effectively evade soap-free emulsion polymeization type anchor cable due to anchor cable expose that lock segments is vibrated, collision or corrosion etc. affect the anchorage cable anchoring power caused and decline and even lose the defects such as anchorage effect; Even if expose lock segments damage, the utility model still can play consolidation effect;
2) effectively evade total length binding type anchor cable and can not adapt to rock mass moderate finite deformation, cause anchor cable stress raisers, even the defect broken of steel strand;
3) improve the durability of anchor cable structure, reduce the loss of prestress of anchor cable, ensure that the long-term safety being reinforced object, there is well economic and social benefit.
Accompanying drawing explanation
Fig. 1 is traditional soap-free emulsion polymeization type prestress anchorage cable structural representation;
Fig. 2 is traditional total length binding type prestress anchorage cable structural representation;
Fig. 3 is a kind of part adhesive type prestress anchorage cable structural representation with outer anchoring section of the utility model;
Fig. 4 is traditional soap-free emulsion polymeization type prestress anchorage cable free segment sectional view (the cross-sectional figure of the A-A namely in Fig. 1);
Fig. 5 is traditional total length binding type prestress anchorage cable structure anchor section sectional view (the cross-sectional figure of the B-B namely in Fig. 1, Fig. 2, Fig. 3);
Fig. 6 is traditional total length binding type prestressed anchor Cable Structure free segment sectional view (the cross-sectional figure of the C-C namely in Fig. 2);
Fig. 7 is traditional total length binding type prestress anchorage cable positioning slurry-stop ring place sectional view (the cross-sectional figure of the D-D namely in Fig. 2);
Fig. 8 is the outer anchoring section sectional view (the cross-sectional figure of the E-E namely in Fig. 3) of a kind of part adhesive type prestressed anchor Cable Structure with outer anchoring section of the utility model;
Fig. 9 is a kind of part adhesive type prestressed anchor Cable Structure second phase grouting free segment sectional view (the cross-sectional figure of the F-F namely in Fig. 3) with outer anchoring section of the utility model;
Figure 10 is a kind of part adhesive type prestressed anchor Cable Structure first phase grouting free segment sectional view (the cross-sectional figure of the G-G namely in Fig. 3) with outer anchoring section of the utility model;
Figure 11 is a kind of part adhesive type prestressed anchor Cable Structure positioning slurry-stop ring sectional view (the cross-sectional figure of the H-H namely in Fig. 3) with outer anchoring section of the utility model;
In figure: 1 side slope and cavern excavation face; 2 internal beam steel strand; 3 external beam steel strand; 4 first phase grouting inlet pipes; Isolation mount in 5; 6 without zinc galvanized wire; 7 bellowss; 8 guiding caps; 9 is outer to medium-height trestle; 10 anchor cable holes; 11 steel fibrous concrete leveling layers; 12 stacks; 13 billets; 14 bolts; 15 ground tackles; 16 intermediate plates; 17 outer anchor head protection concrete; 18 anchor cable grouted part; 19 non-bonded anchorage cable structure free segments; 20 total length binding type anchor cable structure stretch-draw sections; 21 positioning slurry-stop rings; 22 grout stop gas tubes; The outer stack of 23 bellowss; 24 the second stage of grout compartment inlet pipes; Section outside 24a second phase grout compartment inlet pipe hole; 24b second phase grout compartment inlet pipe hole inner segment; 25 anchor cable first phase grout compartment free segments; 26 anchor cable second phase grout compartment free segments; 27 outer anchoring sections; 28 bellows inside exhaust pipes; 29 bellows plugging devices; 30 anchor cables expose lock segments; 31 grout stops; The outer rubber of 32 rings; 33 grouting air bags; 34 gas bag inflating valves; 35 epoxy mortar layers; 36 cement sand beds; 37 outer isolation mounts.
Detailed description of the invention
Performance of the present utility model is described in detail below in conjunction with accompanying drawing:
A kind of part adhesive type prestress anchorage cable with outer anchoring section, take steel strand as the ground anchorage device of agent structure, comprise outside anchor cable and expose lock segments 30, and outer anchoring section 27, free segment and the grouted part 18 be arranged in anchor cable hole 10, free segment comprises anchor cable first phase grout compartment free segment 25 and anchor cable second phase grout compartment free segment 26;
Anchor cable exposes lock segments 30: the steel fibrous concrete leveling layer 11 being included in side slope and cavern excavation face 1, anchor cable exposes lock segments 30 and also comprises billet 13, billet 13 is fixed on steel fibrous concrete leveling layer 11 by several bolts 14, is also provided with section 24a and stack 12 outside the second stage of grout compartment inlet pipe hole in steel fibrous concrete leveling layer 11; The some steel strand being positioned at anchor cable hole 10 run through steel fibrous concrete leveling layer 11 and billet 13, and steel strand outer end is connected with ground tackle 15 by intermediate plate 16; Steel fibrous concrete leveling layer 11, billet 13 and ground tackle 15 are coated with outer anchor head protection concrete 17;
Anchor cable first phase grout compartment free segment 25 medial extremity is connected with the orifice end of grouted part 18; Anchor cable second phase bottom, grout compartment free segment 26 hole is connected with anchor cable first phase grout compartment free segment 25 orifice end by positioning slurry-stop ring 21; Bottom, outer anchoring section 27 hole is connected with anchor cable second phase grout compartment free segment 26 orifice end; Outer anchoring section 27 orifice end exposes lock segments 30 with anchor cable and is connected;
Grouted part 18: comprise steel strand, steel strand comprise by some spacing internal beam steel strand 2 of isolation mount in several 5 inner groovy; Steel strand also comprise by some spacing external beam steel strand 3 of the outer groove of interior isolation mount 5; External beam steel strand 3 periphery is provided with bellows 7; Bellows 7 periphery is provided with outer to medium-height trestle 9; Grouted part 18 is fixed in anchor cable hole 10 by cement sand bed 36; Bottom, grouted part 18 hole is also connected with guiding cap 8 by bellows 7; In grouted part 18, steel strand are steel strand peeling washing oil section;
Anchor cable first phase grout compartment free segment 25: comprise steel strand, steel strand comprise by some spacing internal beam steel strand 2 of isolation mount in several 5 inner groovy; Steel strand also comprise by some spacing external beam steel strand 3 of the outer groove of interior isolation mount 5; External beam steel strand 3 periphery is provided with bellows 7; Bellows 7 periphery is provided with outer to medium-height trestle 9; Anchor cable first phase grout compartment free segment 25 is fixed in anchor cable hole 10 by cement sand bed 36; In anchor cable first phase grout compartment free segment 25, steel strand are steel strand band PE section; First phase grout compartment free segment 25 bellows 7 orifice end is provided with bellows plugging device 29;
Anchor cable second phase grout compartment free segment 26: comprise steel strand, steel strand comprise by some spacing internal beam steel strand 2 of several outer isolation mount 37 inner groovies; Steel strand also comprise by some spacing external beam steel strand 3 of the outer groove of outer isolation mount 37; In anchor cable second phase grout compartment free segment 26, steel strand are steel strand band PE section;
Outer anchoring section 27: comprise steel strand, steel strand comprise by some spacing internal beam steel strand 2 of several outer isolation mount 37 inner groovies; Steel strand also comprise by some spacing external beam steel strand 3 of the outer groove of outer isolation mount 37; In outer anchoring section 27, steel strand are steel strand peeling washing oil section;
Anchor cable second phase grout compartment free segment 26 is provided with positioning slurry-stop ring 21 with anchor cable first phase grout compartment free segment 25 junction; Positioning slurry-stop ring 21 comprises anchor cable hole 10 and is provided with and is followed successively by ring outer rubber 32, grouting air bag 33 and grout stop 31 in some layers of circulus from outside to inside; Grout stop 31 is filled with epoxy mortar layer 35;
Anchor cable also comprises first phase grouting inlet pipe 4; First phase grouting inlet pipe 4 is successively through outer anchoring section 27, anchor cable second phase grout compartment free segment 26, anchor cable first phase grout compartment free segment 25 and grouted part 18, and first phase grouting inlet pipe 4 grout outlet is arranged on inside guiding cap 8;
Anchor cable also comprises grouting airbag inflation pipe 22; Grouting airbag inflation pipe 22 is successively through outer anchoring section 27 and anchor cable second phase grout compartment free segment 26, and grouting airbag inflation pipe 22 outlet side is connected with grouting air bag 33 by grouting gas bag inflating valve 34;
Anchor cable also comprises the outer stack 23 of bellows; The outer stack 23 of bellows is successively through outer anchoring section 27, anchor cable second phase grout compartment free segment 26 and positioning slurry-stop ring 21 to anchor cable first phase grout compartment free segment 25; The inlet end of the outer stack 23 of bellows is arranged on bellows 7 periphery of anchor cable first phase grout compartment free segment 25 orifice end; The outer stack 23 of bellows also possesses overfall function when first phase is in the milk outside bellows.
Anchor cable also comprises bellows inside exhaust pipe 28; Bellows inside exhaust pipe 28 is successively through outer anchoring section 27, anchor cable second phase grout compartment free segment 26 and positioning slurry-stop ring 21 to anchor cable first phase grout compartment free segment 25; The inlet end of bellows inside exhaust pipe 28 is arranged in the bellows 7 of anchor cable first phase grout compartment free segment 25 orifice end; Bellows inside exhaust pipe 28 also possesses overfall function when first phase is in the milk in bellows.
Anchor cable also comprises the second stage of grout compartment inlet pipe hole inner segment 24b; Second phase grout compartment inlet pipe hole inner segment 24b is successively through outer anchoring section 27, anchor cable second phase grout compartment free segment 26; Second phase grout compartment inlet pipe hole inner segment 24b grout outlet is arranged on bottom, the second stage of grout compartment free segment 26 hole;
Anchor cable also comprises cement sand bed 36; Its complementary space of cement sand bed 36 filling anchor cable hole 10.Namely by one, the second phase has been in the milk the construction of anchor cable.
Bellows plugging device 29 is epoxy mortar Rotating fields, and during construction, epoxy mortar the bellows plugging device 29 of shaping formation epoxy mortar Rotating fields at short notice can reach plugging action.
Grouting air bag 33 skin is also provided with the outer rubber 32 of ring, to wear and tear fracture failure to prevent grouting air bag 33.
Steel strand midpoint between adjacent two outer isolation mounts 37 or adjacent interior isolation mount 5 is tied with or without zinc galvanized wire 6, to prevent steel strand from kinking, produces huge torsion and causes adverse effect to anchor cable construction.
When the utility model is implemented, the bellows plugging device 29 steel strand first being installed epoxy mortar Rotating fields is loaded onto support diaphragm for passageway 7 by demand peeling washing oil and is sent in anchor cable hole 10.Epoxy mortar is rapidly shaping, only needs 2 hours and plastic.Again grouting air bag 33 will be inflated, form positioning slurry-stop ring 21 structure in separation one, two grouting region.
Realize first phase grouting by first phase grouting inlet pipe 4 again, period discharges air by the outer stack 23 of bellows, bellows inside exhaust pipe 28.
It should be noted that to those of ordinary skill in the art, can also make some changes or distortion to the utility model under the prerequisite not changing the utility model principle, this belongs to protection domain of the present utility model equally.
Claims (4)
1. the part adhesive type prestress anchorage cable of the outer anchoring section of band, take steel strand as the ground anchorage device of agent structure, it is characterized in that: comprise outside anchor cable and expose lock segments (30), and the outer anchoring section (27), free segment and the grouted part (18) that are arranged in anchor cable hole (10), described free segment comprises anchor cable first phase grout compartment free segment (25) and anchor cable second phase grout compartment free segment (26);
Described anchor cable exposes lock segments (30): the steel fibrous concrete leveling layer (11) being included in side slope and cavern excavation face (1), described anchor cable exposes lock segments (30) and also comprises billet (13), described billet (13) is fixed on steel fibrous concrete leveling layer (11) by several bolts (14), is also provided with section (24a) and stack (12) outside the second stage of grout compartment inlet pipe hole in described steel fibrous concrete leveling layer (11); The some steel strand being positioned at anchor cable hole (10) run through described steel fibrous concrete leveling layer (11) and described billet (13), and described steel strand outer end is connected with ground tackle (15) by intermediate plate (16); Described steel fibrous concrete leveling layer (11), described billet (13) and described ground tackle (15) are coated with outer anchor head protection concrete (17);
Described anchor cable first phase grout compartment free segment (25) medial extremity is connected with the orifice end of described grouted part (18); Described anchor cable second phase grout compartment free segment (26) bottom, hole is connected with described anchor cable first phase grout compartment free segment (25) orifice end by positioning slurry-stop ring (21); Described outer anchoring section (27) bottom, hole is connected with described anchor cable second phase grout compartment free segment (26) orifice end; Described outer anchoring section (27) orifice end exposes lock segments (30) with described anchor cable and is connected;
Described grouted part (18): comprise described steel strand, described steel strand comprise by some spacing internal beam steel strand (2) of isolation mount in several (5) inner groovy; Described steel strand also comprise by some spacing external beam steel strand (3) of the outer groove of described interior isolation mount (5); Described external beam steel strand (3) periphery is provided with bellows (7); Described bellows (7) periphery is provided with outer to medium-height trestle (9); Described grouted part (18) is fixed in described anchor cable hole (10) by cement sand bed (36); Described grouted part (18) bottom, hole is also connected with guiding cap (8) by bellows (7); In described grouted part (18), described steel strand are steel strand peeling washing oil section;
Described anchor cable first phase grout compartment free segment (25): comprise described steel strand, described steel strand comprise by some spacing internal beam steel strand (2) of isolation mount in several (5) inner groovy; Described steel strand also comprise by some spacing external beam steel strand (3) of the outer groove of described interior isolation mount (5); Described external beam steel strand (3) periphery is provided with bellows (7); Described bellows (7) periphery is provided with outer to medium-height trestle (9); Described anchor cable first phase grout compartment free segment (25) is fixed in described anchor cable hole (10) by cement sand bed (36); In described anchor cable first phase grout compartment free segment (25), described steel strand are steel strand band PE section; Described first phase grout compartment free segment (25) bellows (7) orifice end is provided with bellows plugging device (29);
Described anchor cable second phase grout compartment free segment (26): comprise described steel strand, described steel strand comprise by some spacing internal beam steel strand (2) of several outer isolation mounts (37) inner groovy; Described steel strand also comprise by some spacing external beam steel strand (3) of the outer groove of described outer isolation mount (37); In described anchor cable second phase grout compartment free segment (26), described steel strand are steel strand band PE section;
Described outer anchoring section (27): comprise described steel strand, described steel strand comprise by some spacing internal beam steel strand (2) of several outer isolation mounts (37) inner groovy; Described steel strand also comprise by some spacing external beam steel strand (3) of the outer groove of described outer isolation mount (37); In described outer anchoring section (27), described steel strand are steel strand peeling washing oil section;
Described anchor cable second phase grout compartment free segment (26) is provided with described positioning slurry-stop ring (21) with described anchor cable first phase grout compartment free segment (25) junction; Described positioning slurry-stop ring (21) comprises described anchor cable hole (10) and is provided with and is followed successively by ring outer rubber (32), grouting air bag (33) and grout stop (31) in some layers of circulus from outside to inside; Described grout stop (31) is filled with epoxy mortar layer (35);
Described anchor cable also comprises first phase grouting inlet pipe (4); Described first phase grouting inlet pipe (4) is successively through described outer anchoring section (27), described anchor cable second phase grout compartment free segment (26), described anchor cable first phase grout compartment free segment (25) and described grouted part (18), and described first phase grouting inlet pipe (4) grout outlet is arranged on guiding cap (8) inner side;
Described anchor cable also comprises grouting airbag inflation pipe (22); Described grouting airbag inflation pipe (22) is successively through described outer anchoring section (27) and described anchor cable second phase grout compartment free segment (26), and described grouting airbag inflation pipe (22) outlet side is connected with described grouting air bag (33) by grouting gas bag inflating valve (34);
Described anchor cable also comprises the outer stack (23) of bellows; The outer stack (23) of described bellows is successively through described outer anchoring section (27), described anchor cable second phase grout compartment free segment (26) and described positioning slurry-stop ring (21) extremely described anchor cable first phase grout compartment free segment (25); The inlet end of the outer stack (23) of described bellows is arranged on described bellows (7) periphery of described anchor cable first phase grout compartment free segment (25) orifice end;
Described anchor cable also comprises bellows inside exhaust pipe (28); Described bellows inside exhaust pipe (28) is successively through described outer anchoring section (27), described anchor cable second phase grout compartment free segment (26) and described positioning slurry-stop ring (21) extremely described anchor cable first phase grout compartment free segment (25); The inlet end of described bellows inside exhaust pipe (28) is arranged in the described bellows (7) of described anchor cable first phase grout compartment free segment (25) orifice end;
Described anchor cable also comprises the second stage of grout compartment inlet pipe hole inner segment (24b); Described the second stage of grout compartment inlet pipe hole inner segment (24b) is successively through described outer anchoring section (27), described anchor cable second phase grout compartment free segment (26); Described the second stage of grout compartment inlet pipe hole inner segment (24b) grout outlet is arranged on described the second stage of grout compartment free segment (26) bottom, hole;
Described anchor cable also comprises cement sand bed (36); Anchor cable hole (10) its complementary space described in described cement sand bed (36) filling.
2. the part adhesive type prestress anchorage cable of the outer anchoring section of band according to claim 1, is characterized in that:
Described bellows plugging device (29) is epoxy mortar Rotating fields.
3. the part adhesive type prestress anchorage cable of the outer anchoring section of band according to claim 1, is characterized in that:
Described grouting air bag (33) skin is also provided with the outer rubber (32) of ring.
4. the part adhesive type prestress anchorage cable of the outer anchoring section of band according to claim 1, is characterized in that:
Steel strand midpoint between adjacent two described outer isolation mounts (37) or adjacent described interior isolation mount (5) is tied with or without zinc galvanized wire (6).
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| CN201520057024.0U CN204456100U (en) | 2015-01-27 | 2015-01-27 | A kind of part adhesive type prestress anchorage cable with outer anchoring section |
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| CN104989437A (en) * | 2015-07-23 | 2015-10-21 | 河南理工大学 | Anchor cable partition anchoring and segmented pre-tightening stratum control method |
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| CN107905260A (en) * | 2017-12-01 | 2018-04-13 | 中国电建集团华东勘测设计研究院有限公司 | A kind of prestressed anchor Cable Structure suitable for crane beam on rock wall for underground power house position |
| CN109056722A (en) * | 2018-08-22 | 2018-12-21 | 中国电建集团华东勘测设计研究院有限公司 | A kind of overall length anti-corrosion has binding type prestress anchorage cable |
| CN109056722B (en) * | 2018-08-22 | 2023-11-14 | 中国电建集团华东勘测设计研究院有限公司 | Full-length corrosion-resistant bonded pre-stressed anchor cable |
| CN109518885A (en) * | 2018-11-15 | 2019-03-26 | 东南大学 | A kind of prestress anchoraging device, anchor system and construction method using the device |
| CN109518885B (en) * | 2018-11-15 | 2021-03-19 | 东南大学 | Prestressed anchoring device, anchoring system applying prestressed anchoring device and construction method |
| CN109578034A (en) * | 2019-01-25 | 2019-04-05 | 山东焱鑫矿用材料加工有限公司 | A kind of high strength grouting anchor cable with from degassing function |
| CN109578034B (en) * | 2019-01-25 | 2023-09-15 | 山东焱鑫矿用材料加工有限公司 | High-strength grouting anchor cable with self-exhausting function |
| CN113699986A (en) * | 2021-09-03 | 2021-11-26 | 山西云泉岩土工程科技股份有限公司 | Novel anchor cable for filling side slope and construction method thereof |
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