CN108547291A - A kind of herring-bone form basalt fibre anchor system and its anchoring process - Google Patents
A kind of herring-bone form basalt fibre anchor system and its anchoring process Download PDFInfo
- Publication number
- CN108547291A CN108547291A CN201810789245.5A CN201810789245A CN108547291A CN 108547291 A CN108547291 A CN 108547291A CN 201810789245 A CN201810789245 A CN 201810789245A CN 108547291 A CN108547291 A CN 108547291A
- Authority
- CN
- China
- Prior art keywords
- herring
- basalt fibre
- bone form
- anchor
- anchor pole
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Classifications
-
- 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
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- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21D21/0006—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by the bolt material
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21—EARTH 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
- E21D21/0046—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts formed by a plurality of elements arranged longitudinally
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0051—Including fibers
Abstract
The present invention discloses a kind of herring-bone form basalt fibre anchor system, including herring-bone form basalt fibre anchor pole, the top of herring-bone form basalt fibre anchor pole is equipped with anchorage, herring-bone form bulge-structure is arranged on basalt fibre anchor pole, herring-bone form bulge-structure includes multiple centering holders, and centering holder includes annulus pedestal, and the outer of annulus pedestal is circumferentially provided with multiple branched structures, one end of branched structure is fixed on annulus pedestal, and the other end is obliquely installed upwards.The herring-bone form basalt fibre anchor structure is scientific and reasonable, installation is simple and convenient to operate, utilize the property of basalt fiber material high-strength light, improvement for anchor pole corrosion resistant performance provides material base, the long-term behaviour operation quality for improving anchor pole, fundamentally solves the problems, such as that conventional anchor is easy corrosion；The present invention provides a kind of anchoring process that anchor pole adhesion strength can be improved simultaneously, easy to operate, anchor pole adhesion strength can be improved, and then promote the construction quality of anchor system.
Description
Technical field
The present invention relates to anchorage technology fields, more particularly to a kind of herring-bone form basalt fibre anchor system and its anchoring
Method.
Background technology
Mooring rod technique is simple in structure with its, construction safety, moves small, small on nearby buildings influence, saving to slopes disturbance
Outstanding advantages of engineering material, receives the favor of engineering circles, is rapidly developed in recent years and extensive use, has almost touched
And each corner of field of civil engineering, including side slope, foundation pit, mine, tunnel, underground engineering, dam body, navigation channel, reservoir, airport
And it is anti-incline, the engineering constructions such as float Structure.As China builds infrastructure energetically, especially to traffic, the energy, water conservancy and
The increasing of urban infrastructure construction dynamics, anchorage technology have shown that out very wide application prospect.
Conventional anchor pole stock easy-to-rust, system long-term behaviour are poor, mechanical snap power is small, it is poor for engineering geological condition and
Underground water is compared with the area of horn of plenty, and conventional anchor is since material is corrosion-resistant, with higher structural failure risk, and after engineering
It is costly that phase stablizes operation maintenance.Although basalt fiber material corrosion resistance is strong, basalt fibre anchor pole conduct
New material anchor pole, it is still at an early stage in the Research And Engineering application of depth system；And existing conventional anchor
Gu often adhesion strength is relatively low the anchor pole of system, therefore, how to be provided based on the high-strength light property of basalt composite reinforcing material
A kind of anchor structure reasonable for structure, durable and efficient and to provide a kind of anchoring process that anchor pole adhesion strength can be improved be urgently
The technical issues of solution.
Invention content
The fish-bone that the object of the present invention is to provide a kind of corrosion resistant performances by force, operation quality is high, reasonable for structure, cost is low
Shape basalt fibre anchor system and a kind of anchoring process that anchor pole adhesion strength can be improved.
To achieve the above object, the present invention provides following schemes：
The present invention provides a kind of herring-bone form basalt fibre anchor system, including herring-bone form basalt fibre anchor pole, described
The top of herring-bone form basalt fibre anchor pole is equipped with anchorage；It is convex it to be arranged with herring-bone form on the herring-bone form basalt fibre anchor pole
Structure is played, the herring-bone form bulge-structure includes multiple centering holders, and the centering holder includes annulus pedestal, the annulus base
Cover for seat is located on the herring-bone form basalt fibre anchor pole, and the outer of the annulus pedestal is circumferentially provided with multiple branched structures,
One end of the branched structure is fixed on the annulus pedestal, and the other end of the branched structure is obliquely installed upwards.
Optionally, the branched structure is brace, and the outer of the annulus pedestal circumferentially spaced is evenly arranged with described in 4
Brace.
Optionally, one end of the branched structure is fixed on the outer of the annulus pedestal, the branched structure it is another
End is set as bifurcation structure and forms deer horn shape branched structure, and the outer of the annulus pedestal circumferentially spaced is evenly arranged with 4 institutes
State branched structure.
Optionally, the outer wall of the herring-bone form basalt fibre anchor pole is smooth surface, the herring-bone form basalt fibre anchor pole
Between the annulus pedestal for key connection, hook connection, spline connection, pin connection, welding, it is bonding or rivet in one kind.
Optionally, it is provided with continuous external screw thread on the herring-bone form basalt fibre anchor pole, is arranged on the annulus pedestal
There are the internal thread with the continuous external screw thread cooperation, screw thread between the herring-bone form basalt fibre anchor pole and the annulus pedestal
Connection.
Optionally, the basalt fibre centering holder that the centering holder is integrally formed；The centering holder is described
It is spaced and is uniformly arranged on herring-bone form basalt fibre anchor pole, the setting spacing of the adjacent centering holder is 1~1.5m.
Optionally, the anchorage includes tubular pedestal, and the bottom of the tubular pedestal offers circular hole, and the circular hole is used for
It is set on the herring-bone form basalt fibre anchor pole, the tubular base interior is located at the outer of the circular hole and circumferentially uniformly sets
It is equipped with 4 intermediate plates, the root of the intermediate plate is fixed on the outer of the circular hole, the radial direction of the top of the intermediate plate along the circular hole
It is inclined outwardly, the height of the intermediate plate is higher than the height of the tubular pedestal.
Optionally, the tubular pedestal is basalt fibre tubular pedestal, and the intermediate plate is basalt fibre intermediate plate, described
Tubular pedestal and the intermediate plate are integrally formed.
The present invention also provides a kind of anchoring process based on above-mentioned herring-bone form basalt fibre anchor system, including walk as follows
Suddenly：
Step 1：Before carrying out herring-bone form basalt fibre anchor bolt construction, given for design document with designing unit
The hydrogeological information that goes out, measuring coordinate information are docked, and combine existing execution conditions, construction are arranged, flow of tissue
Water, security protection and emergence treatment scheme are checked in detail, and are cleared up place, to facilitate construction；
Step 2：It is required to determine anchor hole position according to design drawing, be drilled using drilling machine, and to the bore size of formation
It is checked, after bore size check is qualified, the native slag in drilling is removed totally using borehole cleaning utensil, forms anchor after borehole cleaning
Hole；For there is the anchor hole of bellend, need to carry out reaming to the bottom of anchor hole using explosive or machinery before borehole cleaning, reaming needs
Meet the requirement of design drawing, if anchor hole is not necessarily to reaming, omit pore widening step, borehole cleaning directly is carried out to anchor hole；
Step 3：For non-hole reaming of anchor rod system, the herring-bone form basalt fibre anchor pole of centering holder will be connected
It is directly inserted into anchor hole together with Grouting Pipe, and confirms that the herring-bone form basalt fibre anchor pole is placed in the middle；For having expanded
Hole anchor rod system connects the herring-bone form of centering holder in addition to ensuring that the herring-bone form basalt fibre anchor pole is placed in the middle
Basalt fibre anchor pole need to be inserted into reaming part；
Step 4：It is required to prepare anchoring slurries according to design drawing, the slip casting into anchor hole by grouting pump and Grouting Pipe,
After anchoring section slip casting completion and slurries reach design strength, filler is injected at non-anchored section, after the completion of closure, using described
Anchorage applies prestressing force to the herring-bone form basalt fibre anchor pole by design, carries out integral sealing to the anchorage after the completion,
Complete anchoring construction.
The present invention achieves following technique effect compared with the existing technology：
The herring-bone form basalt fibre anchor system of the present invention, it is scientific and reasonable for structure, installation is simple, utilize basalt fine
The property of material high-strength light is tieed up, the improvement for anchor pole corrosion resistant performance provides material base, improves the long-term behaviour fortune of anchor pole
Quality is sought, fundamentally solves the problems, such as that conventional anchor is easy corrosion；The orientable enhancing anchor of the setting of herring-bone form bulge-structure
The limit pulling capacity of rod structure coordinates the use of anchor tool system that can enhance basalt fibre anchor structure specific mechanical snap-in force,
The anchor system with high-corrosion resistance is formd, anchoring engineering service life can be improved, it is various each to be suitable for traffic engineering
Class anchoring engineering.In addition, the present invention is based on the anchoring process of herring-bone form basalt fibre anchor system is easy to operate, anchor can be improved
Bar adhesion strength, and then promote the construction quality of anchor system.
Description of the drawings
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the present invention
Example, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram of herring-bone form basalt fibre anchor system of the present invention；
Fig. 2 is the structural schematic diagram of herring-bone form basalt fibre anchor pole in Fig. 1；
Fig. 3 is a kind of vertical view of herring-bone form bulge-structure in Fig. 2；
Fig. 4 is the vertical view of another herring-bone form bulge-structure in Fig. 2；
Fig. 5 is the vertical view of anchorage in Fig. 1 herring-bone form basalt fibre anchor systems；
Fig. 6 is the structural schematic diagram of intermediate plate in Fig. 5；
Wherein, reference numeral is：1, herring-bone form basalt fibre anchor pole；2, centering holder；21, annulus pedestal；22, tiltedly
Bar；23, bifurcation structure；3, anchorage；31, tubular pedestal；32, circular hole；33, intermediate plate.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The fish-bone that the object of the present invention is to provide a kind of corrosion resistant performances by force, operation quality is high, reasonable for structure, cost is low
Shape basalt fibre anchor system and a kind of anchoring process that anchor pole adhesion strength can be improved.
Based on this, the present invention provides a kind of herring-bone form basalt fibre anchor system, including herring-bone form basalt fibre anchor
The top of bar, herring-bone form basalt fibre anchor pole is equipped with anchorage；It is convex it to be arranged with herring-bone form on herring-bone form basalt fibre anchor pole
Structure is played, herring-bone form bulge-structure includes multiple centering holders, and centering holder includes annulus pedestal, and annulus pedestal is set in fish-bone
On shape basalt fibre anchor pole, the outer of annulus pedestal is circumferentially provided with multiple branched structures, and one end of branched structure is fixed on
On annulus pedestal, the other end of branched structure is obliquely installed upwards.
The present invention also provides a kind of anchoring process based on above-mentioned herring-bone form basalt fibre anchor system, including walk as follows
Suddenly：
Step 1：Before carrying out herring-bone form basalt fibre anchor bolt construction, given for design document with designing unit
The hydrogeological information that goes out, measuring coordinate information are docked, and combine existing execution conditions, construction are arranged, flow of tissue
Water, security protection and emergence treatment scheme are checked in detail, and are cleared up place, to facilitate construction；
Step 2：It is required to determine anchor hole position according to design drawing, be drilled using drilling machine, and to the bore size of formation
It is checked, after bore size check is qualified, the native slag in drilling is removed totally using borehole cleaning utensil, forms anchor after borehole cleaning
Hole；For there is the anchor hole of bellend, need to carry out reaming to the bottom of anchor hole using explosive or machinery before borehole cleaning, reaming needs
Meet the requirement of design drawing, if anchor hole is not necessarily to reaming, omit pore widening step, borehole cleaning directly is carried out to anchor hole；
Step 3：For non-hole reaming of anchor rod system, the herring-bone form basalt fibre anchor pole and note of centering holder will be connected
Slurry pipe is directly inserted into anchor hole together, and confirms that herring-bone form basalt fibre anchor pole is placed in the middle；For hole reaming of anchor rod system
System, in addition to ensuring that herring-bone form basalt fibre anchor pole is placed in the middle, connecting the herring-bone form basalt fibre anchor pole of centering holder needs
It is inserted into reaming part；
Step 4：It is required to prepare anchoring slurries according to design drawing, the slip casting into anchor hole by grouting pump and Grouting Pipe,
After anchoring section slip casting completion and slurries reach design strength, filler is injected at non-anchored section, after the completion of closure, using described
Anchorage applies prestressing force to the herring-bone form basalt fibre anchor pole by design, carries out integral sealing to the anchorage after the completion,
Complete anchoring construction.
The herring-bone form basalt fibre anchor system of the present invention, it is scientific and reasonable for structure, installation is simple, it is easy to operate, utilize
The property of basalt fiber material high-strength light, the improvement for anchor pole corrosion resistant performance provide material base, improve the length of anchor pole
Phase performance runs quality, fundamentally solves the problems, such as that conventional anchor is easy corrosion；The setting of herring-bone form bulge-structure can be determined
To the limit pulling capacity of enhancing anchor structure, coordinate the use of anchor tool system that can enhance basalt fibre anchor structure specific mechanical
Snap-in force forms the anchor system with high-corrosion resistance, and anchoring engineering service life can be improved, be suitable for traffic engineering
Various all kinds of anchoring engineerings.In addition, the present invention is based on the anchoring process of herring-bone form basalt fibre anchor system is easy to operate, it can
Anchor pole adhesion strength is improved, and then promotes the construction quality of anchor system.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, below in conjunction with the accompanying drawings and specific real
Applying mode, the present invention is described in further detail.
Embodiment one：
As shown in Figures 1 to 3, the present embodiment provides a kind of herring-bone form basalt fibre anchor systems, including the herring-bone form Black Warrior
The top of rock fiber anchor rod 1, herring-bone form basalt fibre anchor pole 1 is equipped with anchorage 3；It is covered on herring-bone form basalt fibre anchor pole 1
Equipped with herring-bone form bulge-structure, herring-bone form bulge-structure includes multiple centering holders 2, and centering holder 2 includes annulus pedestal 21, circle
For ring group seat 21 for being set in herring-bone form basalt fibre anchor pole 1, the outer of annulus pedestal 21 is circumferentially provided with multiple branches
One end of structure, branched structure is fixed on annulus pedestal 21, and the other end of branched structure is obliquely installed upwards.
As shown in Figures 1 to 3, branched structure be brace 22, annulus pedestal 21 it is outer it is circumferentially spaced be evenly arranged with 4 tiltedly
Bar 22, forms dendritic branch structure, and the angle axial with herring-bone form basalt fibre anchor pole 1 of brace 22 can be directed to and use object
Difference adjust accordingly, dendritic branch structure be conducive to enhance anchor pole and anchor slurries between contacting, greatly increase
Add the mechanical snap power of anchor pole.In this specific embodiment, the outer wall of basalt fibre anchor pole sheet 1 is smooth surface, the herring-bone form Black Warrior
It is key connection, hook connection, spline connection, pin connection, welding, bonding or riveting between rock fiber anchor rod 1 and annulus pedestal 21
In one kind.
Further, in this specific embodiment, continuous external screw thread is provided on herring-bone form basalt fibre anchor pole 1, circle
Be provided with the internal thread coordinated with continuous external screw thread on ring group seat 21, herring-bone form basalt fibre anchor pole 1 and annulus pedestal 21 it
Between be threadedly coupled；Screwing operation is convenient, is easy to standardized production, reliability height, and not damaged to anchor rod body.
Further, centering holder 2 is integrally formed centering holder, and centering holder 2 is basalt fibre centering holder.
Further, centering holder 2 is spaced on herring-bone form basalt fibre anchor pole 1 and is uniformly arranged, adjacent pairs holder 2
Setting spacing be 1m~1.5m.
Further, as shown in Fig. 5~6, anchorage 3 includes tubular pedestal 31, and the bottom of tubular pedestal 31 offers circular hole
32, circular hole 32 for being set in herring-bone form basalt fibre anchor pole 1, tubular pedestal 31 be internally located at circular hole 32 it is outer circumferentially
It is evenly arranged with 4 intermediate plates 33, the root of intermediate plate 33 is fixed on the outer of circular hole 32, the radial direction of the top of intermediate plate 33 along circular hole 32
It is inclined outwardly, the height of intermediate plate 33 is higher than the height of tubular pedestal 31.
Further, tubular pedestal 31 is basalt fibre tubular pedestal, and intermediate plate 33 is basalt fibre intermediate plate, tubular base
Seat 31 and intermediate plate 33 are integrally formed.
Below to be threadedly coupled between herring-bone form basalt fibre anchor pole 1 and annulus pedestal 21, adjacent pairs holder 2 sets
It sets for spacing is 1m and operation instruction is made to the present embodiment.
In use, after the herring-bone form basalt fibre anchor pole 1 for being equipped with centering holder 2 is inserted into setting anchor hole first, to
After slip casting in hole, anchoring section slip casting completion and slurries reach design strength, filler is injected at non-anchored section, is completed blocking
Afterwards, prestressing force is applied by design to herring-bone form basalt fibre anchor pole 1 using anchor tool system, anchor tool system is carried out after the completion whole
Body seals, to complete to anchor.
It is scientific and reasonable for structure, installation is simple, behaviour it can be seen that the herring-bone form basalt fibre anchor system of the present embodiment
Facilitate, using the property of basalt fiber material high-strength light, material base is provided for the improvement of anchor pole corrosion resistant performance, is promoted
The long-term behaviour of anchor pole runs quality, fundamentally solves the problems, such as that conventional anchor is easy corrosion；Herring-bone form bulge-structure
The orientable enhancing anchor structure of setting limit pulling capacity, coordinate the use of anchor tool system that can enhance basalt fibre anchor pole knot
Structure specific mechanical snap-in force, forms the anchor system with high-corrosion resistance, has broad application prospects.
Embodiment two：
As shown in figure 4, the present embodiment provides a kind of herring-bone form basalt fibre anchor system, on centering holder 2, branch's knot
One end of structure is fixed on the outer of annulus pedestal 21, and the other end of branched structure is set as bifurcation structure 23 and forms deer horn shape branch
Structure, annulus pedestal 21 it is outer it is circumferentially spaced be evenly arranged with 4 branched structures, bifurcation structure 23 and herring-bone form basalt
The axial angle of fiber anchor rod 1 can be directed to and be adjusted accordingly using the difference of object, and deer horn shape branched structure is conducive to enhance
Contacting between anchor pole and anchoring slurries, greatly increases the mechanical snap power of anchor pole.
In the present embodiment, 2 structure of centering holder only in the structure with embodiment one of centering holder 2 differs, centering
Holder 2 is connected and fixed mode, arrangement and herring-bone form basalt fibre anchor pole on herring-bone form basalt fibre anchor pole 1
Application method it is identical as embodiment one, details are not described herein.
Embodiment three：
The present embodiment provides a kind of anchoring process based on above-mentioned herring-bone form basalt fibre anchor system, including walk as follows
Suddenly：
Step 1：Before carrying out herring-bone form basalt fibre anchor bolt construction, given for design document with designing unit
The hydrogeological information that goes out, measuring coordinate information are docked, and combine existing execution conditions, construction are arranged, flow of tissue
Water, security protection and emergence treatment scheme are checked in detail, and are cleared up place, to facilitate construction, are utmostly subtracted
Small safety accident probability of happening；
Step 2：It is required to determine anchor hole position according to design drawing, be drilled using drilling machine, and to the bore size of formation
It is checked, after bore size check is qualified, the native slag in drilling is removed totally using borehole cleaning utensil, forms anchor after borehole cleaning
Hole；For there is the anchor hole of bellend, need to carry out reaming to the bottom of anchor hole using explosive or machinery before borehole cleaning, reaming needs
Meet the requirement of design drawing, if anchor hole is not necessarily to reaming, omit pore widening step, borehole cleaning directly is carried out to anchor hole；In anchor
The reaming that hole bottom is formed meets design document requirement, without completely regular；Utilize explosive or the mechanical bottom to anchor hole
The scheme for carrying out reaming is conventional means well known in the art, and details are not described herein.
Step 3：For non-hole reaming of anchor rod system, the herring-bone form basalt fibre anchor pole of centering holder will be connected
It is directly inserted into anchor hole together with Grouting Pipe, and confirms that the herring-bone form basalt fibre anchor pole is placed in the middle；For having expanded
Hole anchor rod system connects the herring-bone form of centering holder in addition to ensuring that the herring-bone form basalt fibre anchor pole is placed in the middle
Basalt fibre anchor pole need to be inserted into reaming part；Wherein, for reaming entity anchor pole, it should be ensured that anchor rod body is inserted into reaming part
And anchor pole is integrally placed in the middle, and for reaming tubular body anchor rod system, in addition to it should ensure that anchor pole between two parties, it should also ensure that anchor pole port part
Be placed in reaming part；
Step 4：It is required to prepare anchoring slurries according to design drawing, anchoring slurries can be cement mortar, modified slurries
Or other chemical grouts, but slurry content should be prepared with proportioning by design document requirement, pass through grouting pump and Grouting Pipe
After the slip casting into anchor hole, anchoring section slip casting completion and slurries reach design strength, filler is injected at non-anchored section, is being blocked
Cheng Hou applies prestressing force, after the completion to the anchorage to the herring-bone form basalt fibre anchor pole using the anchorage by design
Integral sealing is carried out, anchoring construction is completed；And before slip casting, corresponding veritify should be carried out to grouting pump and Grouting Pipe and marked
Fixed, determining can use after it meets related request.This anchor system using grouting under pressure construction method, for there is spy
The anchor system very required can also carry out secondary pressurized slip casting according to geological conditions and anchor pole own situation.
It can be seen that the present invention is based on the anchoring process of herring-bone form basalt fibre anchor system is easy to operate, can be improved
Anchor pole adhesion strength, and then promote the construction quality of anchor system.
Specific case is applied in the present invention, and principle and implementation of the present invention are described, above example
Illustrate the method and its core concept for being merely used to help understand the present invention；Meanwhile for those of ordinary skill in the art, according to
According to the thought of the present invention, there will be changes in the specific implementation manner and application range.In conclusion the content of the present specification
It should not be construed as limiting the invention.
Claims (9)
1. a kind of herring-bone form basalt fibre anchor system, it is characterised in that：Including herring-bone form basalt fibre anchor pole, the fish
The top of bone-shaped basalt fibre anchor pole is equipped with anchorage；Herring-bone form protrusion is arranged on the herring-bone form basalt fibre anchor pole
Structure, the herring-bone form bulge-structure include multiple centering holders, and the centering holder includes annulus pedestal, the annulus pedestal
It is set on the herring-bone form basalt fibre anchor pole, the outer of the annulus pedestal is circumferentially provided with multiple branched structures, institute
The one end for stating branched structure is fixed on the annulus pedestal, and the other end of the branched structure is obliquely installed upwards.
2. herring-bone form basalt fibre anchor system according to claim 1, it is characterised in that：The branched structure is oblique
Bar, the outer of the annulus pedestal circumferentially spaced are evenly arranged with 4 braces.
3. herring-bone form basalt fibre anchor system according to claim 1, it is characterised in that：The one of the branched structure
End is fixed on the outer of the annulus pedestal, and the other end of the branched structure is set as bifurcation structure and forms deer horn shape branch knot
Structure, the outer of the annulus pedestal circumferentially spaced are evenly arranged with 4 branched structures.
4. herring-bone form basalt fibre anchor system according to claim 1, it is characterised in that：The herring-bone form basalt
The outer wall of fiber anchor rod is smooth surface, is key connection, hook between the herring-bone form basalt fibre anchor pole and the annulus pedestal
One kind in connection, spline connection, pin connection, welding, bonding or riveting.
5. herring-bone form basalt fibre anchor system according to claim 1, it is characterised in that：The herring-bone form basalt
It is provided with continuous external screw thread on fiber anchor rod, the internal thread with the continuous external screw thread cooperation is provided on the annulus pedestal,
It is threadedly coupled between the herring-bone form basalt fibre anchor pole and the annulus pedestal.
6. herring-bone form basalt fibre anchor system according to claim 1, it is characterised in that：The centering holder is one
Body formed basalt fibre centering holder；The centering holder is spaced on the herring-bone form basalt fibre anchor pole and uniformly sets
It sets, the setting spacing of the adjacent centering holder is 1~1.5m.
7. herring-bone form basalt fibre anchor system according to claim 1, it is characterised in that：The anchorage includes tubular
The bottom of pedestal, the tubular pedestal offers circular hole, and the circular hole is for being set in the herring-bone form basalt fibre anchor pole
On, the tubular base interior is located at the outer of the circular hole and is circumferentially evenly arranged with 4 intermediate plates, and the root of the intermediate plate is fixed
In the outer of the circular hole, the height of top being radially outwardly sloping along the circular hole of the intermediate plate, the intermediate plate is higher than institute
State the height of tubular pedestal.
8. herring-bone form basalt fibre anchor system according to claim 7, it is characterised in that：The tubular pedestal is profound
Military rock fiber tubular pedestal, the intermediate plate are basalt fibre intermediate plate, and the tubular pedestal and the intermediate plate are integrally formed.
9. a kind of anchoring process based on herring-bone form basalt fibre anchor system described in claim 1~8 any one, special
Sign is：Include the following steps：
Step 1：Before carrying out herring-bone form basalt fibre anchor bolt construction, with designing unit for given by design document
Hydrogeological information, measuring coordinate information are docked, and combine existing execution conditions, construction are arranged, tissue flowing water, peace
Full protection is checked in detail with emergence treatment scheme, and is cleared up place, to facilitate construction；
Step 2：It is required to determine anchor hole position according to design drawing, be drilled using drilling machine, and the bore size of formation is carried out
Native slag in drilling after bore size check is qualified, is removed totally using borehole cleaning utensil, forms anchor hole after borehole cleaning by check；It is right
In the anchor hole for having bellend, need to carry out reaming to the bottom of anchor hole using explosive or machinery before borehole cleaning, reaming needs full
The requirement of sufficient design drawing omits pore widening step if anchor hole is not necessarily to reaming, directly carries out borehole cleaning to anchor hole；
Step 3：For non-hole reaming of anchor rod system, the herring-bone form basalt fibre anchor pole and note of centering holder will be connected
Slurry pipe is directly inserted into anchor hole together, and confirms that the herring-bone form basalt fibre anchor pole is placed in the middle；For reaming anchor
Lever system connects the herring-bone form Black Warrior of centering holder in addition to ensuring that the herring-bone form basalt fibre anchor pole is placed in the middle
Rock fiber anchor rod need to be inserted into reaming part；
Step 4：It is required to prepare anchoring slurries according to design drawing, the slip casting into anchor hole by grouting pump and Grouting Pipe, anchoring
After section slip casting completion and slurries reach design strength, filler is injected at non-anchored section and utilizes the anchorage after the completion of closure
Prestressing force is applied by design to the herring-bone form basalt fibre anchor pole, integral sealing is carried out to the anchorage after the completion, is completed
Anchoring construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810789245.5A CN108547291A (en) | 2018-07-18 | 2018-07-18 | A kind of herring-bone form basalt fibre anchor system and its anchoring process |
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| CN109853555A (en) * | 2019-04-10 | 2019-06-07 | 深圳宏业基岩土科技股份有限公司 | The preferable anchor pole of extraction-resistant behavior |
| CN111236995A (en) * | 2020-01-14 | 2020-06-05 | 东南大学 | Hollow basalt fiber anchor rod system based on FBG technology and construction method |
| CN111271106A (en) * | 2020-02-04 | 2020-06-12 | 东南大学 | Fishbone-shaped basalt fiber hollow anchor rod system and installation method |
| CN111945724A (en) * | 2020-08-04 | 2020-11-17 | 北京市政建设集团有限责任公司 | Anchor cable supporting structure with large-diameter reinforcement rod body and intelligent prestress application method |
| CN111945723A (en) * | 2020-08-04 | 2020-11-17 | 北京建筑大学 | Foundation pit support GFRP (glass fiber reinforced plastic) rib anchor cable structure and using method thereof |
| CN112431198A (en) * | 2020-11-28 | 2021-03-02 | 中铁十七局集团第五工程有限公司 | Construction method for keeping anchor rod in center of drill hole |
| CN113586112A (en) * | 2021-07-24 | 2021-11-02 | 一山(北京)岩土工程有限公司 | Non-grouting anchor rod structure and construction method thereof |
| NL2029193A (en) * | 2020-12-29 | 2021-11-09 | Wuhan Center China Geological Survey Central South China Innovation Center For Geosciences | A type of basalt fiber anchor cable and its monitoring system |
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| CN109853555A (en) * | 2019-04-10 | 2019-06-07 | 深圳宏业基岩土科技股份有限公司 | The preferable anchor pole of extraction-resistant behavior |
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| CN111945723A (en) * | 2020-08-04 | 2020-11-17 | 北京建筑大学 | Foundation pit support GFRP (glass fiber reinforced plastic) rib anchor cable structure and using method thereof |
| CN112431198A (en) * | 2020-11-28 | 2021-03-02 | 中铁十七局集团第五工程有限公司 | Construction method for keeping anchor rod in center of drill hole |
| NL2029193A (en) * | 2020-12-29 | 2021-11-09 | Wuhan Center China Geological Survey Central South China Innovation Center For Geosciences | A type of basalt fiber anchor cable and its monitoring system |
| CN113586112A (en) * | 2021-07-24 | 2021-11-02 | 一山(北京)岩土工程有限公司 | Non-grouting anchor rod structure and construction method thereof |
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