CN109898509A - Ultra-long anchor cable sliding groove and using method thereof - Google Patents
Ultra-long anchor cable sliding groove and using method thereof Download PDFInfo
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- CN109898509A CN109898509A CN201910237411.5A CN201910237411A CN109898509A CN 109898509 A CN109898509 A CN 109898509A CN 201910237411 A CN201910237411 A CN 201910237411A CN 109898509 A CN109898509 A CN 109898509A
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- 238000000034 method Methods 0.000 title claims description 13
- 238000010276 construction Methods 0.000 claims abstract description 15
- 238000005553 drilling Methods 0.000 claims description 22
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 11
- 238000012546 transfer Methods 0.000 claims description 11
- 239000000284 extract Substances 0.000 claims description 9
- 238000003780 insertion Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 8
- 238000003892 spreading Methods 0.000 claims description 7
- 238000013461 design Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 4
- 238000007373 indentation Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000032258 transport Effects 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000004873 anchoring Methods 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 125000004122 cyclic group Chemical group 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 238000007569 slipcasting Methods 0.000 description 3
- 238000010923 batch production Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The ultra-long anchor cable sliding groove comprises an end head cap and a sliding groove section which are sequentially connected from front to back, wherein the sliding groove section comprises a head section and at least one section of standard section, the front end part of the head section is connected with the back end part of the end head cap through a detachable connection structure, the sliding groove sections are connected in a head-to-tail connection mode, and the head end part of the back sliding groove section is detachably connected with the tail end part of the front sliding groove section through a connection assembly. The invention particularly aims at the ultra-long anchor cable, adopts the connection among all parts of the sliding groove, has simple operation, rapid extension and convenient stacking, is an extension mode which is beneficial to cyclic utilization, ensures the designed anchoring length and the required pulling resistance of the ultra-long anchor cable, ensures the construction quality of the anchor cable, can be recycled, saves energy, protects the environment and has better economic benefit.
Description
Technical field
The invention belongs to building slope support engineering, especially a kind of non-casing overlength anchor cable transfers sliding slot.
Background technique
When building slope supporting, the general structure type for adding anchor cable using friction pile or lattice girder.Wherein in non-casing
In construction, when building slope anchor cable is transferred, general use is manually lifted anchor cable steel strand wires and is directly carried out in insertion anchor hole, but anchor cable
When longer, such as when length is more than 30m, then easily there are following problems:
One, since anchor cable steel strand wires are more soft, it is inserted into anchor hole it is difficult to ensure that being in line in artificial decentralization process, multiple frictional impact
Two sides and top hole wall then cause the hole wall earthwork constantly to be collapsed landing.Anchor hole is deeper, and anchor cable decentralization difficulty is bigger, works as hole wall collapse
When serious, anchor cable can not often be transferred to projected depth.
Two, when hole wall collapse is serious, anchor hole undergauge, or even block, anchor cable not full so as to cause anchor hole slip casting
Slip casting segment length is inadequate, and design requirement is not achieved in anchor cable withdrawal resistance.
Summary of the invention
The object of the present invention is to provide a kind of overlength anchor cable sliding slot and its application methods, to solve existing non-set pipe construction
When, the decentralization of overlength anchor cable, which exists not can guarantee anchor cable and be in line, is inserted into anchor hole, and multiple frictional impact two sides and top hole wall cause
Continuous the technical issues of the sliding of collapsing of the earthwork；It is serious also to solve hole wall collapse, anchor hole undergauge blocking, so as to cause anchor hole slip casting
It is not full, the technical issues of anchor rope grouting segment length is inadequate, and design requirement is not achieved in anchor cable withdrawal resistance.
To achieve the above object, the present invention adopts the following technical scheme:
A kind of overlength anchor cable sliding slot, the sliding slot ontology including bar shaped, the sliding slot ontology include sequentially connected end from front to back
Head cap and sliding slot section, the sliding slot section include first section and an at least section standard knot,
The end cap is hollow cylinder, and the first half end surface of end cap is closed cambered surface, and the top of the cambered surface is tip,
The rear end end surface of end cap is open,
The front end of the first section and the rear end of end cap are connected by Detachable connection structure,
The Detachable connection structure includes the groove that there are twice to be arranged along its length for the front end downside of first section, further includes
The position of respective slot there are twice to match with groove convex stupefied on the latter half of inner wall of end cap, the front end of the first section
Downside protrudes into the inside cavity of end cap against the inner wall of end cap, and the convex distracted front and back walking on groove carries out sliding company
It connects,
Or the Detachable connection structure includes that there is the first front end slot bottom saved face parallel and upper and lower with slot bottom to be arranged
Intermediate plate, the intermediate plate include upper clip and lower clamping piece, the upper clip and lower clamping piece it is latter half of respectively with first section slot bottom it is upper,
Lower two sides are fixedly connected, and the first half of upper clip and lower clamping piece forms holding groove, and the rear end siding insertion of the end cap is held
It is docked in access slot, with the front end end surface of head section,
The sliding slot section is section of jurisdiction, and the cross section of section of jurisdiction is 1/3-1/2 circular arc, and diameter of a circle is less than bore diameter where circular arc,
Headtotail spreading between the sliding slot section passes through connection between the cephalic par of latter sliding slot section and the tail end of previous sliding slot section
Component is detachably connected.
The material of the end cap is identical as the material of sliding slot section, and the sliding slot section is directly cut by round tube to be formed, described
Round tube is that perhaps steel pipe or the sliding slot section are inside by sheet metal bending or prefabricated formation, the twice upper end of section of jurisdiction for pvc pipe
It is formed and is closed up.
The connection component is connection bolt, and laminated is to previous sliding slot section tail end on the downside of the slot bottom of latter sliding slot section header end
It is simultaneously bonded up and down on the upside of the slot bottom in portion, the head of sliding slot section, tail end laminated position are provided with link bolt hole, two connection bolts
Hole consistency from top to bottom is simultaneously bolted by perforative connection.
The connection bolt includes screw rod and nut, and the nut is rounded cap, and nut is fastened to the inner wall of latter sliding slot section
Upside.
The connection component includes caging bolt and backboard, and laminated is to previous cunning on the downside of the slot bottom of latter sliding slot section header end
It is simultaneously bonded up and down on the upside of the slot bottom of slot section tail end,
The backboard is one section of steel plate, and the outer wall surface on rear side of the rear end of backboard and latter sliding slot section laminated position is welded, backboard
The undertaking opening for being open facing forward is formed between latter sliding slot section, the tail end of the previous sliding slot section is inserted into undertaking opening
It is interior, caging bolt hole, two limits are provided on the tail end laminated position of the previous sliding slot section and corresponding tergal position
Bolt hole consistency from top to bottom and through there is a caging bolt, the front end of caging bolt is held out against on the downside of the outer wall of latter sliding slot section.
The connection component includes flanged plate, flange bolt and protection board, the connection of latter sliding slot section and previous sliding slot section
End face alignment is held,
The flanged plate is same wide, vertical with the bottom of sliding slot section with sliding slot section, including forward flange plate and rear flange plate, forward flange plate
Be fixedly connected on the tail end of previous sliding slot section, rear flange plate is fixedly connected on the cephalic par of latter sliding slot section, forward flange plate and
Flange bolt hole is had on rear flange plate, the flange bolt hole alignment on two boards and the flange bolt by running through the hole
Fastening,
The protection board with width and is obliquely installed with sliding slot section, including front fender and rear wing, the both ends point of front fender
Do not connect to form enclosing guard space with the surface of the outer end of forward flange plate and previous sliding slot section, the both ends of rear wing respectively with
The outer end of rear flange plate is connected with the surface of latter sliding slot section encloses guard space.
The length of the sliding slot section is 5m-8m.
A kind of construction method of overlength anchor cable sliding slot, construction procedure are as follows:
Step 1, according to art chute designs drawing, in each component of processing factory's production anchor cable sliding slot；
When Detachable connection structure includes groove and is convex distracted:
It makes end cap: making end cap by bore diameter, the diameter of end cap is made to be slightly less than bore diameter；End cap it is later half
What production extended from plane 13 to inside cavity on portion's inner wall is convex distracted；
Production sliding slot section: it tubing is cut or is customized is bent to form section of jurisdiction, caliber is slightly less than bore diameter, the cross of section of jurisdiction
Section is 1/3-1/2 circular arc；The front end downside of head section is arranged along its length with twice and the groove of convex distracted cooperation, guarantees
Head section passes in and out fitting in end cap；The connection component that the front and rear ends assembled part of sliding slot section is fixedly connected；
When Detachable connection structure includes upper clip and lower clamping piece:
It makes end cap: making end cap by bore diameter, the diameter of end cap is made to be slightly less than bore diameter；
Production sliding slot section: it tubing is cut or is customized is bent to form section of jurisdiction, caliber is slightly less than bore diameter, the cross of section of jurisdiction
Section is 1/3-1/2 circular arc；Two sides are respectively fixedly connected with upper clip and lower clamping piece above and below the front end slot bottom of head section, guarantee first
Not deviation between section and end cap；The connection component that the front and rear ends assembled part of sliding slot section is fixedly connected；
Step 2 transports the anchor cable sliding slot processed to construction site, is placed on material stockyard close to the position of drilling；
Step 3, scene carry out the boring work of anchor cable, and Completion of Drilling Hole extracts drilling rod；
Step 4 installs anchor cable sliding slot section by section: will the first section of convex distracted alignment indentation installation and end cap, decentralization end cap and head save into
Enter in drilling, end cap and first section keep connecting when transferring；
Head section is attached by connection component with first segment standard knot by step 5, is continued to transfer the standard knot and is entered drilling；
Step 6 repeats step 5 decentralization second segment standard knot and connect with first segment standard knot, then transfers second segment standard knot,
Until being connected as one whole by all standard knots and all transferring into drilling hole bottom；
Step 7 carries out anchor cable decentralization after the completion of the decentralization of anchor cable sliding slot on the slideway of formation, until anchor cable decentralization finishes；
Step 8, section by section extract anchor cable sliding slot, extract a section, dismantle a section, and the part for carrying out connection component compile with
It is standby to be used in turn；When pulling out to end cap with first save, the two separation, in bottom hole, head, which is saved, to be extracted for end cap indwelling；
Step 9, the grouting in drilling.
Compared with prior art the invention has the characteristics that and the utility model has the advantages that
Anchor cable sliding slot of the present invention is saved using end cap, head and the detachable connection method of standard knot.The inner termination of end cap is made into
Semielliptical shape, reduces the collision of end and anchor hole wall, while the soil body in sliding slot decentralization process can also be avoided to enter in slideway.End
Head cap is saved with head and connect using dismountable insertion slot type, keeps connection when sliding slot decentralization, when pulling out recycling outside sliding slot, head section and
End cap separation, inner termination indwelling are detachably connected, are customized using batch production, realized subsequent in bottom hole, head section and standard knot
Be used in turn.
The slideway that the present invention utilizes sliding slot to provide solves the problem of steel strand wires flexibility insertion, the bad control in direction, due to
Anchor cable beam is flexible material, and the slideway provided using sliding slot is greatly reduced the resistance of anchor cable perforation, ensure that the smooth of anchor cable
Decentralization overcomes anchor cable beam collision anchor hole wall and is difficult to transfer to the difficulty of projected depth, and spreading rapid and convenient material can have enough to meet the need, mention
The high efficiency of anchor cable decentralization, improves construction efficiency, reduces collapse hole in steel strand wires insertion process, necking down problem is conducive to
Operation is carried out at the construction field (site), transfers convenient for overlength anchor cable, improves anchor cable and transfers success rate.
Present invention is more particularly directed towards overlength anchor cable, connection is used easy to operate between each component of sliding slot, and spreading is rapid, is convenient for
Stack, be the spreading mode for being conducive to recycle, ensure that overlength anchor cable design anchorage length and required withdrawal resistance,
It ensure that anchor cable construction quality, can recycle and reuse, energy conservation and environmental protection that there is preferable economic benefit.
Detailed description of the invention
The present invention will be further described in detail with reference to the accompanying drawing.
Fig. 1 is the structural schematic diagram of anchor cable sliding slot of the present invention.
Fig. 2 is the first embodiment connecting node between end cap and first section.
Fig. 3 is the present invention looks up structural representation of Fig. 2.
Fig. 4 is second of embodiment connecting node between end cap and first section.
Fig. 5 is the present invention looks up structural representation of Fig. 4.
Fig. 6 is the first example structure schematic diagram of sliding slot section of the present invention cross section.
Fig. 7 is second of example structure schematic diagram of sliding slot section of the present invention cross section.
Fig. 8 is the first embodiment of connecting node between first section and standard knot or standard knot.
Fig. 9 is second of embodiment of connecting node between first section and standard knot or standard knot.
Figure 10 is the third embodiment of connecting node between first section and standard knot or standard knot.
Figure 11 is the side structure schematic view of Figure 10.
Appended drawing reference: 1- end cap, 11- cambered surface, the tip 12-, 14- closing in, 2- sliding slot section, 21- head section, 22-
The latter sliding slot section of standard knot, 2a-, the previous sliding slot section of 2b-, 31- groove, convex distracted, the 32- upper clip of 41-, 42- lower clamping piece,
5- connection bolt, 51- screw rod, 52- nut, 6- flange bolt, 7- caging bolt, 8- backboard, 9- accept opening,
10- front fender, 15- rear wing, 16- forward flange plate, 17- rear flange plate.
Specific embodiment
Embodiment one is referring to shown in Fig. 1-3,6, a kind of overlength anchor cable sliding slot, the sliding slot ontology including bar shaped, the sliding slot
Ontology includes that sequentially connected end cap 1 and sliding slot section 2, the sliding slot section include that first section 21 and at least one feast-brand mark are quasi- from front to back
Section 22.
The end cap is hollow cylinder, and the first half end surface of end cap is closed cambered surface 11, the top of the cambered surface
Rear end end surface for tip 12, end cap is open.
The front end of the first section 21 is connect with the rear end of end cap 1 by Detachable connection structure, described detachable
Connection structure includes the groove 31 that there are twice to be arranged along its length for the front end downside of first section 21, further includes end cap 1
The position of respective slot 31 has convex stupefied 4 that twice are matched with groove on latter half of inner wall, and the head is saved under 21 front end
The inside cavity of end cap 1 is protruded into against 1 inner wall of end cap in side, described convex distracted 41 on groove 31 front and back walking slided
Connection.
The groove 31 that on the downside of the front end of the first section 21 there are twice to be arranged along its length, after the end cap 1
The position of respective slot 31 has convex stupefied 4 that twice are matched with groove, the front end downside of the first section 21 on half portion inner wall
Protrude into the inside cavity of end cap 1 against 1 inner wall of end cap, described convex distracted 41 on groove 31 front and back walking carry out sliding company
It connects.The material of the end cap 1 is identical as the material of sliding slot section.
The sliding slot section 2 is section of jurisdiction, length 5m-8m.The sliding slot section is directly cut by pvc round tube to be formed, and caliber omits
Less than bore diameter.The cross section of section of jurisdiction is 1/3-1/2 circular arc, and diameter of a circle is less than bore diameter, the sliding slot where circular arc
Headtotail spreading between section passes through connection component between the cephalic par of latter sliding slot section 2a and the tail end of previous sliding slot section 2b
It is detachably connected.
Shown in Figure 8, the connection component is connection bolt 5, laminated on the downside of the slot bottom of latter sliding slot section 2a cephalic par
It is simultaneously bonded up and down on the upside of to the slot bottom of previous sliding slot section 2b tail end, the head of sliding slot section, tail end laminated position are provided with connection
Bolt hole, two link bolt hole consistencies from top to bottom are simultaneously connected by perforative connection bolt 5.The connection bolt 5 includes screw rod
51 and nut 52, the nut 52 is rounded cap, and nut 52 is fastened on the upside of the inner wall of latter sliding slot section 2a.
When specific installation, once handled in the laminated part of sliding slot section, it can be in the tail end of previous sliding slot section 2b
Slot bottom on the upside of and latter sliding slot section 2a cephalic par slot bottom on the downside of carry out wear down processing, guarantee the patch at two spreading positions
It closes, then carries out punching and be connected with.The diameter of connection bolt is determined according to hole depth and steel strand wires kind amount.Nut uses
The purpose of rounded cap is to reduce connection bolt to the frictional resistance of steel strand wires.
Embodiment two is referring to shown in Fig. 1,4,5,7,9, what is different from the first embodiment is that the Detachable connection structure includes
The front end slot bottom of head section 21 has the intermediate plate of face parallel and upper and lower with slot bottom setting, and the intermediate plate includes upper clip 32 under
The latter half of of intermediate plate 42, the upper clip 32 and lower clamping piece 42 is fixedly connected with the upper and lower two sides of first section slot bottom respectively, upper clip
32 and the first half of lower clamping piece 42 form holding groove, in the rear end siding insertion holding groove of the end cap, with before first section
The docking of end end face.
The round tube is cut by steel pipe, and caliber is slightly less than bore diameter.The connection component includes 7 He of caging bolt
It simultaneously pastes up and down slot bottom downside laminated to the slot bottom upside of previous sliding slot section 2b tail end of backboard 8, latter sliding slot section 2a cephalic par
It closes.
The backboard 8 is one section of steel plate, and the outer wall surface on rear side of the rear end of backboard 8 and latter sliding slot section 2a laminated position is welded
It connects, forms the undertaking opening 9 for being open facing forward, the tail end insertion of the previous sliding slot section 2b between backboard and latter sliding slot section 2a
In undertaking opening 9, limit spiral shell is provided on the tail end laminated position of the previous sliding slot section 2b and corresponding tergal position
Keyhole, two caging bolt hole consistencies from top to bottom and through there is caging bolt 7, the front end of caging bolt 7 is held out against to latter sliding slot section
On the downside of the outer wall of 2a.
When specific installation, backboard, backboard and previous sliding slot section are first used as using one section of steel plate and the welding of previous sliding slot section
Between stay gap as accept opening, then by previous sliding slot section be inserted into accept opening in, then back using caging bolt by
Two sliding slot sections are held out against.
Embodiment three is referring to shown in Figure 10-11, and unlike embodiment two, the sliding slot section by sheet metal by being determined
System is bent to form, and shape can be customized as needed, endless to be all circular shape, and the twice upper end of section of jurisdiction is inwardly formed closing in
14。
The connection component includes flanged plate, flange bolt 6 and protection board, latter sliding slot section 2a and previous sliding slot section 2b's
The alignment of connecting pin end face, the flanged plate is same wide, vertical with the bottom of sliding slot section with sliding slot section, including forward flange plate 16 and rear method
Blue plate 17, forward flange plate 16 are fixedly connected on the tail end of previous sliding slot section 2b, and rear flange plate 17 is fixedly connected on latter sliding slot
The cephalic par of 2a is saved, has flange bolt hole, the flange bolt hole on two boards on forward flange plate 16 and rear flange plate 17
It is aligned and is fastened by the flange bolt 6 through the hole, the protection board with width and is obliquely installed with sliding slot section, including preceding protection
Plate 10 and rear wing 15, the both ends of front fender 10 connect with the outer end of forward flange plate 16 and the surface of previous sliding slot section 2b respectively
It connects to form enclosing guard space, the both ends of rear wing 15 surface with the outer end of rear flange plate 17 and latter sliding slot section 2a respectively
Connection encloses guard space.
When specific installation, the installation that operation hole guarantees flange bolt 6 should be opened on front fender 10 and rear wing 15.For
Reduce frictional resistance, can also process protection board itself and sliding slot section are connected it is integral.
Referring to shown in Fig. 1-11, the construction method of this overlength anchor cable sliding slot, construction procedure is as follows:
Step 1, according to art chute designs drawing, in each component of processing factory's production anchor cable sliding slot；
When Detachable connection structure include groove 31 and it is convex distracted 41 when:
It makes end cap: making end cap 1 by bore diameter, the diameter of end cap 1 is made to be slightly less than bore diameter；End cap 1
Production extends from plane 13 to inside cavity on latter half of inner wall convex distracted 41；
Production sliding slot section: it tubing is cut or is customized is bent to form section of jurisdiction, caliber is slightly less than bore diameter, the cross of section of jurisdiction
Section is 1/3-1/2 circular arc；The front end downside of head section 21 is arranged along its length with twice and the groove 31 of convex distracted cooperation,
Guarantee that first section 21 passes in and out fitting in end cap 1；The connection component that the front and rear ends assembled part of sliding slot section is fixedly connected；
When Detachable connection structure includes upper clip 32 and lower clamping piece 42:
It makes end cap: making end cap 1 by bore diameter, the diameter of end cap 1 is made to be slightly less than bore diameter；
Production sliding slot section: it tubing is cut or is customized is bent to form section of jurisdiction, caliber is slightly less than bore diameter, the cross of section of jurisdiction
Section is 1/3-1/2 circular arc；Two sides are respectively fixedly connected with upper clip 32 and lower clamping piece 42 above and below the front end slot bottom of first section 21,
Guarantee between first section 21 and end cap 1 not deviation；The connection component that the front and rear ends assembled part of sliding slot section is fixedly connected；
Step 2 transports the anchor cable sliding slot processed to construction site, is placed on material stockyard close to the position of drilling；
Step 3, scene carry out the boring work of anchor cable, and Completion of Drilling Hole extracts drilling rod；
Step 4 installs anchor cable sliding slot section by section: convex distracted 41 alignment indentation 51 being installed first section 21 and end cap 1, transfers end cap
It saves and enters in drilling with head, end cap and first section keep connecting when transferring；
Head section is attached by connection component with first segment standard knot by step 5, is continued to transfer the standard knot and is entered drilling；
Step 6 repeats step 5 decentralization second segment standard knot and connect with first segment standard knot, then transfers second segment standard knot,
Until being connected as one whole by all standard knots and all transferring into drilling hole bottom；
Step 7 carries out anchor cable decentralization after the completion of the decentralization of anchor cable sliding slot on the slideway of formation, until anchor cable decentralization finishes；
Step 8, section by section extract anchor cable sliding slot, extract a section, dismantle a section, and the part for carrying out connection component compile with
It is standby to be used in turn；When pulling out to end cap with first save, the two separation, in bottom hole, head, which is saved, to be extracted for end cap indwelling；
Step 9, the grouting in drilling.
Claims (8)
1. a kind of overlength anchor cable sliding slot, the sliding slot ontology including bar shaped, it is characterised in that: the sliding slot ontology includes from front to back
Sequentially connected end cap (1) and sliding slot section (2), the sliding slot section include that head saves (21) and an at least section standard knot (22),
The end cap is hollow cylinder, and the first half end surface of end cap is closed cambered surface (11), and the top of the cambered surface is
The rear end end surface at tip (12), end cap is open,
The front end of the first section (21) is connect with the rear end of end cap (1) by Detachable connection structure,
The Detachable connection structure includes the groove that there are twice to be arranged along its length for the front end downside of first section (21)
(31), further include respective slot (31) on the latter half of inner wall of end cap (1) position have twice matched with groove it is convex
The front end downside of stupefied (4), the first section (21) protrudes into the inside cavity of end cap (1) against (1) inner wall of end cap, described
Convex distracted (41) front and back walking on groove (31) is slidably connected,
Or the Detachable connection structure includes that there is the first front end slot bottom for saving (21) face parallel and upper and lower with slot bottom to set
The intermediate plate set, the intermediate plate include upper clip (32) and lower clamping piece (42), the upper clip (32) and lower clamping piece (42) it is later half
Portion is fixedly connected with the upper and lower two sides of first section slot bottom respectively, and the first half of upper clip (32) and lower clamping piece (42) forms holding groove,
It is docked in the rear end siding insertion holding groove of the end cap, with the front end end surface of head section,
The sliding slot section (2) is section of jurisdiction, and the cross section of section of jurisdiction is 1/3-1/2 circular arc, and it is straight to be less than drilling for diameter of a circle where circular arc
Diameter, headtotail spreading between the sliding slot section, the tail end of the cephalic par of latter sliding slot section (2a) and previous sliding slot section (2b)
Between be detachably connected by connection component.
2. overlength anchor cable sliding slot according to claim 1, it is characterised in that: the material and sliding slot section of the end cap (1)
Material it is identical, the sliding slot section is directly cut by round tube to be formed, and the round tube is pvc pipe perhaps steel pipe or the sliding slot
Section is inwardly formed closing in (14) by sheet metal bending or prefabricated formation, the twice upper end of section of jurisdiction.
3. overlength anchor cable sliding slot according to claim 1 or 2, it is characterised in that: the connection component is connection bolt
(5), on the upside of laminated to the slot bottom of previous sliding slot section (2b) tail end and upper and lower on the downside of the slot bottom of latter sliding slot section (2a) cephalic par
Fitting, the head of sliding slot section, tail end laminated position are provided with link bolt hole, two link bolt hole consistencies from top to bottom and by passing through
Connection bolt (5) connection worn.
4. overlength anchor cable sliding slot according to claim 3, it is characterised in that: the connection bolt (5) includes screw rod (51)
With nut (52), the nut (52) is rounded cap, and nut (52) is fastened on the upside of the inner wall of latter sliding slot section (2a).
5. overlength anchor cable sliding slot according to claim 1 or 2, it is characterised in that: the connection component includes caging bolt
(7) and backboard (8), on the downside of the slot bottom of latter sliding slot section (2a) cephalic par in laminated to the slot bottom of previous sliding slot section (2b) tail end
Side is simultaneously bonded up and down,
The backboard (8) is one section of steel plate, the outer wall surface on rear side of the rear end of backboard (8) and latter sliding slot section (2a) laminated position
Welding forms the undertaking facing forward that is open and is open (9) between backboard and latter sliding slot section (2a), the tail of the previous sliding slot section (2b)
End is inserted into undertaking opening (9), on the tail end laminated position and corresponding tergal position of the previous sliding slot section (2b)
It is provided with caging bolt hole, two caging bolt hole consistencies from top to bottom and through having caging bolt (7), the front end of caging bolt (7)
It holds out against on the downside of the outer wall of latter sliding slot section (2a).
6. overlength anchor cable sliding slot according to claim 1 or 2, it is characterised in that: the connection component includes flanged plate, method
Blue bolt (6) and protection board, latter sliding slot section (2a) are aligned with the connecting pin end face of previous sliding slot section (2b),
The flanged plate is same wide, vertical with the bottom of sliding slot section with sliding slot section, including forward flange plate (16) and rear flange plate (17),
Forward flange plate (16) is fixedly connected on the tail end of previous sliding slot section (2b), and rear flange plate (17) is fixedly connected on latter sliding slot section
Flange bolt hole is had on the cephalic par of (2a), forward flange plate (16) and rear flange plate (17), the flange spiral shell on two boards
Keyhole alignment is simultaneously fastened by the flange bolt (6) through the hole,
The protection board with width and is obliquely installed with sliding slot section, including front fender (10) and rear wing (15), front fender
(10) both ends connect to form enclosing guard space with the surface of the outer end of forward flange plate (16) and previous sliding slot section (2b) respectively,
The both ends of rear wing (15) connect enclosing protection with the surface of the outer end of rear flange plate (17) and latter sliding slot section (2a) respectively
Space.
7. overlength anchor cable sliding slot according to claim 1, it is characterised in that: the length of the sliding slot section (2) is 5m-8m.
8. a kind of construction method of overlength anchor cable sliding slot described in -7 any one according to claim 1, which is characterized in that construction
Steps are as follows:
Step 1, according to art chute designs drawing, in each component of processing factory's production anchor cable sliding slot；
When Detachable connection structure includes groove (31) and convex distracted (41):
It makes end cap: by bore diameter production end cap (1), the diameter of end cap (1) being made to be slightly less than bore diameter；End cap
(1) convex distracted (41) that production extends from plane 13 to inside cavity on latter half of inner wall；
Production sliding slot section: tubing cut or section of jurisdiction is bent to form to customization, caliber is slightly less than bore diameter, section of jurisdiction
Cross section is 1/3-1/2 circular arc；There are twice to be arranged along its length recessed with convex distracted cooperation on the downside of the front end of head section (21)
Slot (31) guarantees the disengaging fitting in end cap (1) of first section (21)；What the front and rear ends assembled part of sliding slot section was fixedly connected
Connection component；
When Detachable connection structure includes upper clip (32) and lower clamping piece (42):
It makes end cap: by bore diameter production end cap (1), the diameter of end cap (1) being made to be slightly less than bore diameter；
Production sliding slot section: tubing cut or section of jurisdiction is bent to form to customization, caliber is slightly less than bore diameter, section of jurisdiction
Cross section is 1/3-1/2 circular arc；First section (21) front end slot bottom up and down two sides be respectively fixedly connected with upper clip (32) and under
Intermediate plate (42) guarantees between first section (21) and end cap (1) not deviation；The front and rear ends assembled part of sliding slot section is fixedly connected
Connection component；
Step 2 transports the anchor cable sliding slot processed to construction site, is placed on material stockyard close to the position of drilling；
Step 3, scene carry out the boring work of anchor cable, and Completion of Drilling Hole extracts drilling rod；
Step 4 installs anchor cable sliding slot section by section: convex distracted (41) alignment indentation (51) installation head is saved into (21) and end cap (1), under
It puts end cap and first section enters in drilling, end cap and first section keep connecting when transferring；
Head section is attached by connection component with first segment standard knot by step 5, is continued to transfer the standard knot and is entered drilling；
Step 6 repeats step 5 decentralization second segment standard knot and connect with first segment standard knot, then transfers second segment standard knot,
Until being connected as one whole by all standard knots and all transferring into drilling hole bottom；
Step 7 carries out anchor cable decentralization after the completion of the decentralization of anchor cable sliding slot on the slideway of formation, until anchor cable decentralization finishes；
Step 8, section by section extract anchor cable sliding slot, extract a section, dismantle a section, and the part for carrying out connection component compile with
It is standby to be used in turn；When pulling out to end cap with first save, the two separation, in bottom hole, head, which is saved, to be extracted for end cap indwelling；
Step 9, the grouting in drilling.
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| CN201910237411.5A CN109898509B (en) | 2019-03-27 | 2019-03-27 | Use method of ultra-long anchor cable sliding groove |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910237411.5A CN109898509B (en) | 2019-03-27 | 2019-03-27 | Use method of ultra-long anchor cable sliding groove |
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| CN109898509B CN109898509B (en) | 2020-11-13 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20170092350A (en) * | 2016-02-03 | 2017-08-11 | 이엑스티 주식회사 | A casing monolithic pile combined with multi-level according to earth |
| CN107152022A (en) * | 2017-07-17 | 2017-09-12 | 中冶沈勘工程技术有限公司 | Internal-expansion type exempts from slip casting Recyclable anchor rope and its construction method |
| CN207847667U (en) * | 2018-02-24 | 2018-09-11 | 山东科技大学 | A kind of back anchorage cable anchoring agent mounting device |
| KR20180118582A (en) * | 2018-10-23 | 2018-10-31 | 주식회사 동아특수건설 | Expandable permanent anchor |
| CN209722998U (en) * | 2019-03-27 | 2019-12-03 | 中建一局集团第二建筑有限公司 | Clamping piece type anchor cable chute |
| CN210127473U (en) * | 2019-03-27 | 2020-03-06 | 中建一局集团第二建筑有限公司 | Slot type anchor cable chute |
-
2019
- 2019-03-27 CN CN201910237411.5A patent/CN109898509B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20170092350A (en) * | 2016-02-03 | 2017-08-11 | 이엑스티 주식회사 | A casing monolithic pile combined with multi-level according to earth |
| CN107152022A (en) * | 2017-07-17 | 2017-09-12 | 中冶沈勘工程技术有限公司 | Internal-expansion type exempts from slip casting Recyclable anchor rope and its construction method |
| CN207847667U (en) * | 2018-02-24 | 2018-09-11 | 山东科技大学 | A kind of back anchorage cable anchoring agent mounting device |
| KR20180118582A (en) * | 2018-10-23 | 2018-10-31 | 주식회사 동아특수건설 | Expandable permanent anchor |
| CN209722998U (en) * | 2019-03-27 | 2019-12-03 | 中建一局集团第二建筑有限公司 | Clamping piece type anchor cable chute |
| CN210127473U (en) * | 2019-03-27 | 2020-03-06 | 中建一局集团第二建筑有限公司 | Slot type anchor cable chute |
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| Publication number | Publication date |
|---|---|
| CN109898509B (en) | 2020-11-13 |
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