Background technology
For High and dangerous slope, deep layer shakiness can cause landslide, superficial layer shakiness cause mountain blasting, both can
Cause huge destructive power.For the unstable side slope of deep layer is typically fixed using anchor cable, superficial layer is unstable typically to be adopted actively
Protection network is fixed.
Two problems coming down with avalanche to be solved simultaneously, and one side needs carry out flexible active defense on massif surface and add
Gu, on the other hand need to be reinforced using prestress anchorage cable side slope deep layer simultaneously.
When using prestress anchorage cable massif deep-layer reinforcing, the anchoring section of anchor cable is poured with the solid rock of side slope deep layer and is existed admittedly
Together, the anchor pier of anchor cable is fastened on massif surface, and side slope carries out prestressing force deep-layer reinforcing, then, is laid on side slope surface
Active protecting net, as anchor pier protrudes from the side slope surface of massif, according to traditional laying active defense network method, active defense
Net cannot be close to the side slope surface of massif, and active protecting net is unable to side slope surface and applies normal pressure, cannot also constrain,
The deformation or movement of superficial layer Rock And Soil, domatic rubble is suppressed to fall, pile up off the net, deposit gravity laod will result in protection
Net is torn;Meanwhile, the massif for carrying out deep-layer reinforcing using anchor cable, accumulation horizon are all very thick, in this broken mountain table or accumulation horizon,
Anchor force required for the superficial layer active protecting net anchor pole for establishing one's own system also extremely is lacked.
Application No. CN201410014127.9, the applying date are on 01 13rd, 2014, entitled In A Crushed Rock Slope anchor
The application for a patent for invention of pier formula active defense web frame, discloses crush rock slope anchorage pier type active protective net structure, but it
Longitudinal bracing rope and cross-brace rope be really crushed under anchor pier at the anchor pier, therefore at the anchor pier power cannot along
Support rope transmission, leads to not realize the pre- tensioning of supporting rope, it is impossible to make active protecting net be close to massif, protection network can not be to massif table
Face applies normal pressure everywhere, cannot also constrain, suppress the deformation or movement of superficial layer Rock And Soil, as domatic rubble is in net
Under fall, local accumulation, deposit gravity laod will result in protection network and be torn.Meanwhile, pre- tensioning can not be formed and integrally received
Power system, it is impossible to realize the effect of local pressure integrated carrying, protective capacities is poor.Also, due to longitudinal bracing rope and horizontal
Support rope is crushed under anchor pier, after active protecting net wrecks in local, also difficult reparation.Secondly as the invention is special
High strength steel netting in profit application is regular square, by the regulation of anchor cable construction specification, the size of anchor pier has 600 ×
600mm, 800 × 800mm and 1000 × 1000mm etc., it is assumed that the size of anchor pier is 600 × 600mm, then, high-strength steel rope
Net surrounding is at least 300mm with the suture width of longitudinal bracing rope and cross-brace rope, and suture gap is excessive, and force-bearing situation is poor.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of anchor cable group and is carried with active protecting net composite entity
Structure, active protecting net are arranged between anchor pier, be such a configuration obviates anchor pier local and are compacted active protecting net.
The technical solution adopted in the utility model is:A kind of anchor cable group and active protecting net composite entity bearing structure, bag
Include anchor cable and active protecting net;The anchor pier of anchor cable is arranged at side slope surface;The active protecting net for being fixed on side slope surface
Cross-brace rope and longitudinal bracing rope form multiple unit grids;
Each unit grid surrounds an anchor pier, and for ease of description, each anchor pier described is divided into the outside longitudinal direction bottom of anchor pier
Side, laterally outside base, inner side longitudinal direction base and the horizontal base in inner side;
Attachment means are fixedly connected with anchor cable, in attachment means, are provided with connecting hole, the connecting hole is located at outside anchor pier
Side longitudinal direction base and the laterally outside intersection on base;The cross-brace rope and longitudinal bracing rope pass through connecting hole, and fit
In side slope surface;
The inner side longitudinal direction base of the anchor pier and the horizontal base point of intersection in inner side are provided with auxiliary connecting device, described auxiliary
Help the inner of attachment means to be fixedly connected with anchor pier, auxiliary connecting hole is provided with the outer end of auxiliary connecting device;In auxiliary connection
Through there is connecting rope in hole, described connecting rope one end is connected with longitudinal bracing rope, and the other end is connected with cross-brace rope;
In each unit grid, connecting rope, cross-brace rope and longitudinal bracing rope surround anchor pier area and steel mesh area, in steel mesh
Area is equipped with steel rope net, and the steel rope net is connected with connecting rope, cross-brace rope and longitudinal bracing rope and is opened in advance by suturing rope
Draw, make active protecting net be close to side slope surface.
One anchor pier configures attachment means, and the attachment means are located at cross-brace rope and longitudinal bracing rope
Point of intersection, and attachment means abut anchor pier.
The attachment means are included the collar and are poured the fixed component of one with anchor pier, and the collar is fixed on fixed component
On;The connecting hole is the annular distance being arranged on the collar.
The auxiliary connecting device is connecting plate, and the connecting plate is positioned at the bottom surface of anchor pier.
Reinforcing bar is connected with the inner of the connecting plate.
The connecting hole and auxiliary connecting hole present position are less than 5~15cm of side slope surface.
The beneficial effects of the utility model are:The utility model, by cross-brace rope and the pre- tensioning of longitudinal bracing rope,
The pre- tensioning of connecting rope and the pre- tensioning of suture rope, this three pre- tensioning make steel rope net be close to side slope surface, and the danger stone dumbbell in the form of an old-fashioned padlock is stayed in original
Position, it is to avoid danger stone under the active protecting net overweight deposit formed by movement is by protection network tear failure.
Active protecting net joins together in anchor cable group region insertion, it is achieved that three pre- tensioning to active protecting net, when
During the steel rope net stress in somewhere, power can be transmitted on full wafer active protecting net, realize local pressure, active protecting net integrated carrying
Stress system.Cross-brace rope and longitudinal bracing rope are connected with anchor pier by attachment means, then, active protecting net is anchored in
The anchor force of side slope comes from the prestress anchorage cable of deep-layer reinforcing.Three times from the active protecting net for being covered in anchor cable group region are pre-
Pre- tensioning of the tensioning to massif deep-layer reinforcing anchor cable group, active protecting net and anchor cable group together form overall stress system, in advance
Stress is ubiquitous.In overall stress system, it is achieved that the function of local pressure integrated carrying, side slope top layer danger Shi Hesong
Scattered bulk deposition layer is fastened on massif, highly desirable inhibits the generation of mountain blasting and landslide simultaneously.
Also, the suture gap between the periphery of steel rope net and cross-brace rope, longitudinal bracing rope and connecting rope is in very great Cheng
Reduced on degree, the force-bearing situation of active protecting net is more preferable.
Moreover, longitudinal bracing rope, cross-brace rope and steel rope net avoid anchor pier, not by anchor pier and other structures pressure
Extremely, can local replacing, be easy to maintenance and the part replacement of active protecting net.
Specific embodiment
Below in conjunction with the accompanying drawings the utility model is described further as follows:
A kind of anchor cable group and active protecting net composite entity bearing structure, as shown in Figure 1, Figure 2 and Figure 3, including 1 He of anchor cable
Active protecting net;The anchor pier 2 of anchor cable 1 is arranged at side slope surface;Horizontal of the active protecting net for being fixed on side slope surface
Support rope 4 and longitudinal bracing rope 3 form multiple unit grids;
Each unit grid surrounds an anchor pier 2, the anchor pier 2 include the longitudinal base 21 in outside, laterally outside base 22,
The longitudinal base 23 in inner side and the horizontal base 24 in inner side;
Attachment means being fixedly connected with anchor cable 1, connecting hole 7 being provided with attachment means, the connecting hole 7 is located at anchor pier
Longitudinal base 21 and the intersection on base 22 laterally outside on the outside of 2;The cross-brace rope 4 and longitudinal bracing rope 3 are through connection
Hole 7, and fit in side slope surface;
The inner side longitudinal direction base 23 of the anchor pier 2 and horizontal 24 point of intersection of base in inner side are provided with auxiliary connecting device,
The inner of the auxiliary connecting device is fixedly connected with anchor pier 2, is provided with auxiliary connecting hole 8 in the outer end of auxiliary connecting device;?
Through having connecting rope 5,5 one end of the connecting rope to be connected with longitudinal bracing rope 3 in auxiliary connecting hole 8, the other end and cross-brace
Rope 4 connects;
In each unit grid, connecting rope 5, cross-brace rope 4 and longitudinal bracing rope 3 surround anchor pier area and steel mesh area,
Steel mesh area is equipped with steel rope net 9, and the steel rope net 9 is by suturing rope 6 and connecting rope 5, cross-brace rope 4 and longitudinal bracing rope 3
Connection pre- tensioning, make active protecting net be close to side slope surface.
A kind of anchor cable group and active protecting net composite entity bearing structure, cross-brace rope 4 and longitudinal bracing rope 3 pass through
Attachment means are connected with anchor cable 1, provide its anchor force with slope anchorage by prestress anchorage cable 1 for active protecting net.Anchor pier 2
Bottom surface of the one side that fits with side slope surface for anchor pier 2, laterally outside outside longitudinal direction base 21, base 22, inner side longitudinal direction base
23 and the horizontal base 24 in inner side for its bottom surface four edges.Connecting hole 7 is located at outside longitudinal direction base 21 and base 22 laterally outside
Point of intersection, i.e. anchor pier 2 is located in the unit grid that cross-brace rope 4 and longitudinal bracing rope 3 are staggered to form, 4 He of cross-brace rope
Longitudinal bracing rope 3 is not pressed under anchor pier 2, meanwhile, longitudinal bracing rope 3 is as close to the outside longitudinal direction base 21 of anchor pier 2
And cross-brace rope 4 is as close to base 22 laterally outside.During installation, cross-brace rope 4 and longitudinal bracing rope 3 are through connection
Connecting hole 7 on device, and its two ends are carried out with prestressed stretch-draw, prestressing force transversely supporting rope 4 and longitudinal bracing rope 3 can be passed
Pass, it is to avoid the transmission path of the cut-out of anchor pier 2 power transversely supporting rope 4 and longitudinal bracing rope 3.And in prestressed effect
Under, cross-brace rope 4 and longitudinal bracing rope 3 can be close to side slope surface.
As each unit grid surrounds an anchor pier 2, if the steel rope net in unit grid 9 is pressed under anchor pier 2, that
, at anchor pier 2, power cannot be transmitted on active protecting net, and whole active protecting net is divided in units of steel rope net 9
Independent stressed units.For avoiding the problems referred to above, steel rope net 9 needs to get around anchor pier 2 and is installed in unit grid.Therefore, including connection
Rope 5,5 one end of connecting rope is overlapped with longitudinal bracing rope 3, and the other end is overlapped with cross-brace rope 4.Finally, the connecting rope 5, vertical
Surround to supporting rope 3 and cross-brace rope 4 and form anchor pier area and steel mesh area, steel rope net 9 is layed in steel mesh area, so as to avoid anchor
Pier 2, it is to avoid transmission path of 2 blocked force of anchor pier on steel rope net 9, makes steel rope net 9 by suturing rope 6 with connecting rope 5, longitudinal direction
Supporting rope 3 and cross-brace rope 4 join together.
Support to be formed to connecting rope 5, on the inner side longitudinal direction base 23 and the horizontal base 24 in inner side of described anchor pier 2
Point of intersection is provided with auxiliary connecting device, is provided with auxiliary connecting hole 8 on auxiliary connecting device.Auxiliary connecting device is arranged at anchor
The inner side longitudinal direction base 23 of pier 2 and the point of intersection on the horizontal base 24 in inner side, auxiliary connecting device the inner are fixedly connected with anchor pier 2,
Auxiliary connecting hole 8 is located at auxiliary connecting device outer end, i.e., through after auxiliary connecting hole 8, connecting rope 5 is in inner side longitudinal direction for connecting rope 5
The point of intersection turnover on the horizontal base 24 in base 23 and inner side, connecting rope 5 are not pressed under anchor pier 2, meanwhile, connecting rope 5 to the greatest extent may be used
Can be near the inner side of anchor pier 2 longitudinal direction base 23 and the horizontal base 24 in inner side.At auxiliary connecting device, can achieve to connecting rope 5
Pre- tensioning.
After cross-brace rope 4,5 installation of longitudinal bracing rope 3 and connecting rope, grid 10 is first laid, then in grid
Steel rope net 9 laid above by net 10, sutures steel rope net 9 with cross-brace rope 4, longitudinal bracing rope 3 and connecting rope 5 with suture rope 6,
In the presence of the prestressing force of cross-brace rope 4, longitudinal bracing rope 3, connecting rope 5 and suture rope 6, steel rope net 9 is made to be close to side slope
Domatic.
In the structure, steel rope net 9 is woven into hexagon, the periphery of steel rope net 9 and cross-brace rope 4, longitudinal bracing rope 3 and
Suture distance between connecting rope 5 is positively retained at 15cm~25cm, and suture gap is reduced to a great extent, active protecting net
Force-bearing situation more preferable.
In sum, a kind of anchor cable group and active protecting net composite entity bearing structure, by 4 He of cross-brace rope
The 3 pre- tensioning of longitudinal bracing rope, 5 pre- tensioning of connecting rope and suture 6 pre- tensioning of rope, this three pre- tensioning make steel rope net 9 be close to side
Slope is domatic, and the danger stone dumbbell in the form of an old-fashioned padlock is stayed in original position, it is to avoid danger stone under the active protecting net overweight deposit formed by movement will be protected
Net tear failure.
Active protecting net joins together in anchor cable group region insertion, it is achieved that three pre- tensioning to active protecting net, only
For for active protecting net, when 9 stress of steel rope net in somewhere, power can be transmitted on full wafer active protecting net, realization office
Portion's stress, the function of active protecting net integrated carrying.Cross-brace rope 4 and longitudinal bracing rope 3 are connected with anchor pier 2 by attachment means
Connect, active protecting net is anchored in the prestress anchorage cable 1 that the anchor force of side slope comes from deep-layer reinforcing.For deeper into a step, no
Only active protecting net be linked to be after pre- tensioning a piece of, and by attachment means, cross-brace rope 4 and longitudinal bracing rope 3 will
Each anchor cable 1 and active protecting net have been linked to be an entirety, from the pre- tensioning of the active protecting net that is covered in anchor cable group region to mountain
The pre- tensioning of body deep-layer reinforcing anchor cable group, prestressing force are ubiquitous, and active protecting net forms overall force structure with anchor cable group, at this
The overall function that can be realized local pressure integrated carrying by any position in Force system, danger stone and loose accumulation body fastening
On massif, the generation on mountain blasting and landslide is highly desirable inhibited.
Using hexagon steel rope net 9, achieve between its periphery and cross-brace rope 4, longitudinal bracing rope 3 and connecting rope 5
Suture gap is little, and the force-bearing situation of active protecting net is good.
Longitudinal bracing rope 3, cross-brace rope 4 and steel rope net 9 avoid anchor pier 2, not by anchor pier 2 and other structures pressure
Extremely, it is easy to maintenance and the part replacement of active protecting net.
In the above-described embodiment, if an anchor pier 2 configures two attachment means, an attachment means connection is laterally propped up
Support rope 4 and anchor pier 2, another attachment means connection longitudinal bracing rope 3 and anchor pier 2, this mode are not only constructed loaded down with trivial details, Er Qielang
Take material.Therefore, one anchor pier 2 configures attachment means, and the attachment means are located at cross-brace rope 4 and longitudinal direction
The point of intersection of support rope 3, and attachment means abut anchor pier 2.During construction, it is necessary first to be connected attachment means with the arrangement of reinforcement of anchor pier 2,
Then anchor pier 2 is poured again, finally, then interspersed longitudinal bracing rope 3 and cross-brace rope 4.Avoid in 4 He of laying cross-brace rope
During longitudinal bracing rope 3, interference of the attachment means to cross-brace rope 4 and longitudinal bracing rope 3, attachment means make to prop up against anchor pier 2
Support rope abuts anchor pier 2 edge, it is to avoid in the complicated opposite sex, the braiding to steel rope net 9 brings not the steel rope net 9 in unit grid
Just.In a word, one anchor pier 2 configures attachment means, and the attachment means are located at cross-brace rope 4 and longitudinal bracing rope
3 point of intersection, this special positioning not only make girth rope not intercepted by anchor pier 2, are close to domatic insertion anyhow, while
Make steel cable rhombus net block most easy.
As shown in figure 3, the attachment means are included the collar 11 and are poured the fixed component 12 of one, the set with anchor pier 2
Ring 11 is fixed in fixed component 12;The connecting hole 7 is the annular distance being arranged on the collar 11.
The auxiliary connecting device be connecting plate 13, the connecting plate 13 in anchor pier 2 bottom surface, the inner of connecting plate 13
Consolidation is poured with anchor cable 1 to be integrated, aids in connecting hole 8 to be arranged on the outer end of connecting plate 13.
Attachment means and auxiliary connecting device can be with used interchangeablies, i.e. attachment means can be connecting plate 13, aid in connection
Device can also be the collar 11 as shown in Figure 4.
In attachment means, connecting hole 7, auxiliary connecting hole 8 should be shown in Figure of description 3 or attached on 2 diagonal of square anchor pier
Fig. 4, connecting hole 7, auxiliary connecting hole 8 axis vertical with 2 diagonal of anchor pier, then by attachment means and auxiliary connecting device and steel
Muscle 14 is banded together.
Reinforcing bar 14 injects concrete mortar after stretching into 2 inside of anchor pier to be fixed, and makes connecting plate 13 and 2 firm connection of anchor pier,
Under pulling capacity effect, connecting plate 13 will not be pulled out domatic.
The connecting hole 7 and 8 present position of auxiliary connecting hole are less than 5~15cm of side slope surface.
Connecting hole 7 and 8 present position of auxiliary connecting hole are less than side slope surface, then, in attachment means and auxiliary connection dress
In the presence of putting, longitudinal bracing rope 3 and 4 cross-point present position of cross-brace rope further make longitudinal direction less than side slope surface
Side slope surface is close to by support rope 3 and cross-brace rope 4, so that steel rope net 9 is more adjacent to side slope surface.During enforcement, can be in side slope
Domatic dig pit 15, attachment means are located in pit 15, and longitudinal bracing rope 3 and 4 cross-point of cross-brace rope are pulled to pit
15, auxiliary connecting device is also such.