CN109736214A - A method of passive soft protecting net is installed on experimental site counter force wall - Google Patents
A method of passive soft protecting net is installed on experimental site counter force wall Download PDFInfo
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- CN109736214A CN109736214A CN201910003088.5A CN201910003088A CN109736214A CN 109736214 A CN109736214 A CN 109736214A CN 201910003088 A CN201910003088 A CN 201910003088A CN 109736214 A CN109736214 A CN 109736214A
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- supporting rope
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- counter force
- force wall
- net
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Abstract
The present invention relates to a kind of installation method of passive soft protecting net on experimental site counter force wall, comprising: in the predetermined position installation pedestal of experimental site counter force wall, lower supporting rope sequentially passes through the saddle of pedestal and lower supporting rope both ends are anchored on counter force wall；Steel column is installed, for the binding of pull-up anchor line one end on the column cap of steel column, the other end is anchored at counter force wall predetermined position；Side draws the binding of anchor line one end in steel column column cap, and the other end is anchored at the scheduled position side of counter force wall and draws anchor line；One end of upper supporting rope is anchored at the predetermined position of counter force wall, and the other end of upper supporting rope is sequentially passed through steel column column cap saddle, is finally anchored at the predetermined position of counter force wall；The net ring and upper supporting rope of another long side midpoint of mesh sheet are connected with shackle, and are separately connected net ring and upper supporting rope to both sides with shackle since midpoint；It is laid with steel wire grid net above mesh sheet, and is bound steel wire grid net on net ring using seizing wire.This method provides the platform of high altitude operation, can satisfy passive soft protecting net installation requirement by tools such as tower cranes, practical and efficient, highly-safe.
Description
Technical field
The present invention relates to the installation of passive soft protecting net, specially a kind of passive soft protecting net is in experimental site counter-force
Installation method on wall.
Background technique
Passive soft protecting net is widely used in mountain highway, Along Railway due to its good interdiction capability, with
Influence of the traffic from disasters such as falling rocks along protection.In practical projects, passive soft protecting net is often mounted on one
In the side slope of grade, installation personnel can reach to be operated at passive protection net steel column foot.And in test site, passively
Soft protecting net is mounted on counter force wall perpendicular to the ground, and in order to meet rock-fall impact displacement request, passive flexible protective
The installation of net needs certain requirement for height, and such installation personnel can only operate in the sky by tower crane hanging basket, therefore try
It tests on the counter force wall of place and installs that passive flexible protective net operation is more complicated, and difficulty is bigger.
Summary of the invention
The object of the present invention is to provide a kind of methods being convenient to mount and dismount, passive flexible for installation on the counter force wall of test site
Protective net, specific technical solution include:
A method of passive soft protecting net is installed on experimental site counter force wall, including the following steps:
S1: in the predetermined position installation pedestal of experimental site counter force wall, lower supporting rope sequentially passes through the saddle of pedestal and will
Lower supporting rope both ends are anchored on counter force wall；
S2: annular mesh sheet is hung on lower supporting rope along a long side；
S3: steel column is installed on the base, for the binding of pull-up anchor line one end on the column cap of steel column, the other end is anchored at counter force wall
Predetermined position, so that every steel column raises up compared with horizontal plane and keeps all steel columns in the same plane by 10 degree；Draw anchor line one end in side
In steel column column cap, the other end is anchored at the scheduled position of counter force wall for binding；
S4: being anchored at one end of end supporting rope in the predetermined position of counter force wall, and the other end sequentially passes through the pedestal saddle of avris
The steel column column cap saddle of portion and avris and the predetermined position for being finally anchored at counter force wall；
S5: being anchored at one end of upper supporting rope in the predetermined position of counter force wall, and the other end of upper supporting rope is sequentially passed through
Steel column column cap saddle, is finally anchored at the predetermined position of counter force wall；
S6: the net ring and upper supporting rope of another long side midpoint of mesh sheet are connected with shackle, and to both sides since midpoint
Net ring and upper supporting rope are separately connected with shackle；
S7: it is laid with steel wire grid net above mesh sheet, and is bound steel wire grid net on net ring using seizing wire.
Further, lower supporting rope both ends require contact corresponding force snesor and sinker according to protection energy level, finally
End is anchored on counter force wall by anchorage.
Further, mesh sheet is hung across three small pieces, mesh sheet is divided by tower crane piecewise by difference；When hanging, mesh sheet is sling
Long side midpoint buckles shackle on each net ring toward both sides respectively from centre, is connected by buckle mesh sheet and the lower auxiliary rope of supporting rope.
Further, the setting support iope slippage section in the certain length of each center pillar position two sides, in support iope slippage section
It is interior, net ring and the lower auxiliary rope of supporting rope are connected with double shackles, so that mesh sheet is bypassed center pillar suspension column, is bound between two shackles with steel wire.
Further, lower supporting rope includes the auxiliary rope of lower supporting rope and the lower main rope of supporting rope, wherein the main rope of lower supporting rope across
Middle base for post saddle, the lower auxiliary rope of supporting rope bypass saddle, and mesh sheet is connected on the auxiliary rope of lower supporting rope in sliding section, in step S2
In, mesh sheet long side midpoint is sling using tower crane, with the auxiliary rope of net ring, lower supporting rope and the lower main rope of supporting rope of shackle connection mesh sheet.
Further, upper supporting rope includes the auxiliary rope of upper supporting rope and the main rope of upper supporting rope, and the upper main rope of supporting rope is across center pillar
Column cap saddle, the upper auxiliary rope of supporting rope bypass saddle, and mesh sheet is connected on the auxiliary rope of upper supporting rope in sliding section, in step s 6, is used
Shackle connects the auxiliary rope of net ring, upper supporting rope and the main rope of upper supporting rope.
Further, in step s 6, it is connected by buckle end bay mesh sheet and end supporting rope, guarantees that end bay mesh sheet edge is every
A net ring is hung on the supporting rope of end, is connected later by adjacent across mesh sheet using shackle.
Further, at center pillar, the lower auxiliary rope of supporting rope and the auxiliary rope of upper supporting rope bypass pedestal and steel below saddle
The column cap of column, and it is not passed through saddle.
Further, series winding effectively passes at the endpoint close to counter force wall for upper supporting rope, lower supporting rope and pull-up anchor line
Sensor and sinker, sinker force snesor and sinker are connected on one section of shorter steel strand wires, then first anchor one end
On counter force wall, the other end is by shackle and upper supporting rope, lower supporting rope or pulls up anchor line and is connected sinker.
Further, upper supporting rope, lower supporting rope and pull-up anchor line are drawn by tower crane during the installation process, hauling speed
Should not exceed 0.3m/s, avoid because upper supporting rope, lower supporting rope or pull-up anchor line pulling force it is excessive due to start sinker.
This method provides the platform of high altitude operation by tools such as tower cranes, can satisfy passive soft protecting net installation
It is required that it is practical and efficient, it is highly-safe.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is the present invention
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is a kind of method that passive soft protecting net is installed on experimental site counter force wall provided by the embodiments of the present application
Installation process schematic diagram.
Fig. 2 is a kind of method that passive soft protecting net is installed on experimental site counter force wall provided by the embodiments of the present application
Installation effect figure.
Fig. 3 is a kind of method that passive soft protecting net is installed on experimental site counter force wall provided by the embodiments of the present application
Center pillar suspension column position partial enlarged view.
Fig. 4 is a kind of method that passive soft protecting net is installed on experimental site counter force wall provided by the embodiments of the present application
The partial enlarged view that is connected with sinker of force snesor.
Wherein, mark corresponding structure entitled in attached drawing:
1- pedestal, 2- steel column, supporting rope under 3-, 4- mesh sheet, 5- pull up anchor line, and anchor line, the upper supporting rope of 7-, the end 8- are drawn in the side 6-
Supporting rope, 9- force snesor, 10- sinker, 11- anchorage, 12- shackle, 13- grid.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
As shown in Figs 1-4, a kind of installation method of passive soft protecting net on experimental site counter force wall is as follows:
Passive soft protecting net for test is usually arranged as 3 across every across gap digit 10m.
(1) pedestal of steel column is installed, and lower supporting rope 3 is installed
Pedestal specification and mounting height are determined according to protection energy level, and pedestal is anchored at test site counter force wall using bolt
On.The otic placode of installation steel column 2, and the saddle that lower supporting rope can be made free to slide are reserved on pedestal 1.
For blocking that is easy to operate, avoiding the presence of steel column from being longitudinally travelled tower crane, this method first installs lower supporting rope
3.One end of lower supporting rope 3 is first anchored at the predetermined position on counter force wall using anchorage 11, it, will by the traction of crane hook
The other end sequentially passes through 1 saddle of pedestal, and the predetermined position on counter force wall is anchored at eventually by anchorage.It should be noted that
At center pillar, the lower auxiliary rope of supporting rope bypasses pedestal 1 below saddle, is not passed through saddle.This is to allow mesh sheet can be on supporting rope
It is free to slide, card resistance will not occur because of the blocking of center pillar.In addition, contact on lower supporting rope 3 force sensor 9 and sinker 10,
Need for force snesor 9 and sinker 10 to be connected in lower 3 end of supporting rope near anchor point.When installation force snesor 9 with disappear
Energy device 10 is connected on one section of shorter steel strand wires, and then first one end is anchored on counter force wall, and the other end passes through a shackle
12 are connected with lower supporting rope 3.In tower crane distraction procedure, hauling speed should not exceed 0.3m/s, avoid because of lower 3 pulling force mistake of supporting rope
The starting of sinker 10 greatly.
(2) annular mesh sheet is hung
Convenient for lifting, flexible passive protection net mesh sheet 4 is divided into three small pieces and installs respectively in this method, often across a piece of, most
4 edge net ring of two panels mesh sheet is connected by shackle 12 eventually, three small pieces annular mesh sheet are linked as whole piece.When installation, tower crane is utilized
4 long side midpoint of mesh sheet is sling, when being hung to lower 3 main rope height of supporting rope, installation personnel connects net ring, lower branch with selected shackle 12
The auxiliary rope of support rope and the lower main rope of supporting rope, wherein as shown in figure 3, the main rope of lower supporting rope is across middle base for post saddle, lower supporting rope is auxiliary
Rope bypasses saddle, and mesh sheet is connected on the auxiliary rope of lower supporting rope in sliding section.Since centre, respectively toward both sides on each net ring
Buckle shackle.In each center pillar position, two sides are in certain length, i.e., in a certain number of net rings, shackle only connect net ring and
The lower auxiliary rope of supporting rope makes mesh sheet around center pillar suspension column.This segment length, which is referred to as, supports iope slippage section.It should be noted that sliding
It moves section both ends and is disposed as double shackles, bound between two shackles with steel wire.After the completion of entire step, mesh sheet directly hangs on lower branch
On support rope rope.According to the method, successively by the hanging of three small pieces mesh sheet on lower supporting rope 3.
(3) steel column is installed and pull-up anchor line 5, side draw anchor line 6
2 specification of steel column determines that bottom is provided with otic placode according to protection energy level, after being connect by pin shaft with 1 otic placode of pedestal, steel
Column 2 can be freely rotated in the vertical plane vertical with counter force wall.When installation, steel column 2 is mentioned to predetermined position first with tower crane,
Pin shaft is recycled to connect with the otic placode reserved on pedestal 1.
When installation pull-up anchor line 5, pull-up 5 one end of anchor line is first anchored at counter force wall predetermined position, the other end by anchorage
It is bound by rope clamp in steel column column cap.When paying attention to binding, strict control pulls up anchor line length, and steel column is made to raise up, horizontal by
10 degree of angles, and must assure that four steel columns in the same plane.Equally, contact on anchor line force sensor 9 and energy dissipating are pulled up
Device 10 needs for force snesor 9 and sinker 10 to be connected in pull-up anchor line 5 near anchor point.When installation force snesor 9 with disappear
Energy device 10 is connected on one section of shorter steel strand wires, and then first one end is anchored on counter force wall, and the other end passes through a shackle
12 are connected with pull-up anchor line 5.
After pull-up anchor line 5 is installed, anchor line 6 is drawn on installation side.First 6 one end of anchor line is drawn to bind by rope clamp in steel on side
The other end is anchored at the predetermined position of counter force wall after controlling length by column column cap by anchorage.
(4) 8 part of installation end supporting rope
8 specification of supporting rope is held to be determined according to protection energy level.When installation, first one end of end supporting rope 8 is anchored using anchorage
The other end is sequentially passed through side column pedestal saddle and side column column by the traction of crane hook by the predetermined position on counter force wall
Glabella portion is anchored at the predetermined position on counter force wall eventually by anchorage.Equally, hold supporting rope on contact force sensor 9 and
Sinker 10 needs for force snesor 9 and sinker 10 to be connected in end 8 end of supporting rope close to anchor point.Force snesor 9 when installation
It is connected on one section of shorter steel strand wires with sinker 10, then first one end is anchored on counter force wall, the other end passes through one
Shackle 12 is connected with end supporting rope.In tower crane distraction procedure, hauling speed should not exceed 0.3m/s, avoid drawing because of end supporting rope 8
Power is excessive and sinker 10 starts.
(5) supporting rope 7 is installed
One end of upper supporting rope 7 is first anchored at the predetermined position on counter force wall using anchorage, passes through leading for crane hook
Draw, the other end is sequentially passed through into steel column column cap saddle, the predetermined position on counter force wall is anchored at eventually by anchorage.It should be noted that
, at center pillar, the upper auxiliary rope of supporting rope bypasses column cap below column cap saddle, is not passed through saddle.Equally, this is to allow net
Piece can be free to slide on supporting rope, card resistance will not occur because of the blocking of center pillar.Equally, it contacts on upper supporting rope 7 and effectively senses
Device 9 and sinker 10 need for force snesor 9 and sinker 10 to be connected in upper 7 end of supporting rope close to anchor point.Shi Lichuan is installed
Sensor 9 and sinker 10 are connected on one section of shorter steel strand wires, then first one end are anchored on counter force wall, the other end passes through
One shackle 12 is connected with upper supporting rope 7.In tower crane distraction procedure, hauling speed should not exceed 0.3m/s, avoid because of upper support
7 pulling force of restricting are excessive and sinker 10 starts.
(6) close up mesh sheet, paving hangs grid
At this point, one long side of mesh sheet is suspended on lower supporting rope by shackle, in addition three sides are free.Mesh sheet is sling using tower crane
At another supreme supporting rope height in long side midpoint, installation personnel selected shackle connection net ring, the auxiliary rope of upper supporting rope and upper branch
The main rope of support rope, similar with the lower supporting rope in Fig. 3, the upper main rope of supporting rope is bypassed across middle base for post saddle, the upper auxiliary rope of supporting rope
Saddle, mesh sheet are connected on the auxiliary rope of upper supporting rope in sliding section.Since centre, buckles unload on each net ring toward both sides respectively
Button.Similar with (2) step, in each center pillar position, two sides are in certain length, i.e., in a certain number of net rings, shackle only connects
Net ring and the auxiliary rope of upper supporting rope are connect, makes mesh sheet around center pillar column cap.Equally, sliding section both ends are disposed as double shackles, two shackles
Between bound with steel wire.According to the method, successively three small pieces mesh sheet are connect with upper supporting rope 7.
Suitable shackle, connection end bay mesh sheet 4 and end supporting rope 8 are selected, guarantees that each net ring in end bay mesh sheet edge is hung
On the supporting rope 8 of end.Finally, being connected adjacent across mesh sheet using shackle 12, mesh sheet is arranged, makes mesh sheet is smooth to naturally droop.
Steel wire grid net 13 is laid with above mesh sheet, using seizing wire binding on net ring, binding node spacing is little
In 1m.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (10)
1. a kind of method for installing passive soft protecting net on experimental site counter force wall, characterized in that it comprises the following steps:
S1: in the predetermined position installation pedestal (1) of experimental site counter force wall, lower supporting rope (3) sequentially passes through the saddle of pedestal (1)
And lower supporting rope (3) both ends are anchored on counter force wall；
S2: annular mesh sheet (4) is hung on lower supporting rope (3) along a long side；
S3: installing steel column (2) on pedestal (1), and the binding of pull-up anchor line (5) one end is on the column cap of steel column (2), other end anchoring
In counter force wall predetermined position, 10 degree and keep all steel columns (2) in same plane so that every steel column (2) raises up compared with horizontal plane
It is interior；Side draws the binding of anchor line (6) one end in steel column (2) column cap, and the other end is anchored at the scheduled position of counter force wall；
S4: being anchored at one end of end supporting rope (8) in the predetermined position of counter force wall, and the other end sequentially passes through the pedestal (1) of avris
Steel column (2) the column cap saddle of saddle and avris and the predetermined position for being finally anchored at counter force wall；
S5: being anchored at one end of upper supporting rope (7) in the predetermined position of counter force wall, and the other end of upper supporting rope (7) is successively worn
Steel column (2) column cap saddle is crossed, the predetermined position of counter force wall is finally anchored at；
S6: the net ring and upper supporting rope (7) of another long side midpoint of mesh sheet (4) are connected with shackle (12), and since midpoint
Net ring and upper supporting rope (7) are separately connected with shackle (12) to both sides；
S7: being laid with steel wire grid net (13) above mesh sheet (4), and is bound steel wire grid net (13) in net using seizing wire
On ring.
2. the method according to claim 1 for installing passive soft protecting net on experimental site counter force wall, feature exist
In lower supporting rope (3) both ends require contact corresponding force snesor (9) and sinker (10), final end according to protection energy level
It is anchored on counter force wall by anchorage (11).
3. the method according to claim 1 or 2 for installing passive soft protecting net on experimental site counter force wall, feature
It is, mesh sheet (4) is hung across three small pieces, mesh sheet (4) is divided by tower crane piecewise by difference；When hanging, mesh sheet (4) long side is sling
Midpoint buckles shackle on each net ring toward both sides respectively from centre, is connected by buckle mesh sheet (4) and lower supporting rope (3) is auxiliary
Rope.
4. the method according to claim 1 or 2 for installing passive soft protecting net on experimental site counter force wall, feature
It is, the setting support iope slippage section in the certain length of each center pillar position two sides, in support iope slippage section end, with double shackles
(12) net ring and the lower auxiliary rope of supporting rope are connected, so that mesh sheet is drawn anchor line around center pillar suspension column side, is bound between two shackles with steel wire；?
Iope slippage section end is supported, net ring and the auxiliary rope of upper supporting rope is connected with double shackles (12), mesh sheet is made to draw anchor around center pillar suspension column side
It restricts, is bound between two shackles with steel wire.
5. the method for installing passive soft protecting net described in one of -4 on experimental site counter force wall according to claim 1,
It is characterized in that, lower supporting rope (3) includes the auxiliary rope of lower supporting rope and the lower main rope of supporting rope, wherein the lower main rope of supporting rope is across center pillar
Pedestal saddle, the lower auxiliary rope of supporting rope bypass saddle, and mesh sheet is connected on the auxiliary rope of lower supporting rope in sliding section, in step s 2, benefit
Mesh sheet (4) long side midpoint is sling with tower crane, with the auxiliary rope of net ring, the lower supporting rope of shackle connection mesh sheet (4) and the lower main rope of supporting rope.
6. the method for installing passive soft protecting net on experimental site counter force wall according to claim 1 or 5, feature
It is, upper supporting rope (7) includes the auxiliary rope of upper supporting rope and the main rope of upper supporting rope, wherein the upper main rope of supporting rope is across middle base for post
Saddle, the upper auxiliary rope of supporting rope bypass saddle, and mesh sheet is connected on the auxiliary rope of upper supporting rope in sliding section, in step s 6, uses shackle
(12) the auxiliary rope of net ring, upper supporting rope and the main rope of upper supporting rope are connected.
7. the method according to claim 3 for installing passive soft protecting net on experimental site counter force wall, feature exist
In, in step s 6, end bay mesh sheet is connected by shackle (12) and holds supporting rope (8), the guarantee each net ring in end bay mesh sheet edge
It hangs on end supporting rope (8), is connected later by adjacent across mesh sheet using shackle (12).
8. the method for installing passive soft protecting net described in one of -7 on experimental site counter force wall according to claim 1,
It is characterized in that, at center pillar, the auxiliary rope of lower supporting rope (3) and the auxiliary rope of upper supporting rope (8) bypass pedestal (1) and steel below saddle
The column cap of column, and it is not passed through saddle.
9. the method according to claim 1 or 2 for installing passive soft protecting net on experimental site counter force wall, feature
It is, upper supporting rope (7), lower supporting rope (3) and pull-up anchor line (5) are contacted force sensor at the endpoint close to counter force wall
(9) and sinker (10), force snesor (9) and sinker (10) are connected on one section of shorter steel strand wires, then first by one end
It is anchored on counter force wall, the other end passes through a shackle (12) and upper supporting rope (7), lower supporting rope (3) or pull-up anchor line (5) phase
Even.
10. the method according to claim 9 for installing passive soft protecting net on experimental site counter force wall, feature exist
In upper supporting rope (7), lower supporting rope (3) and pull-up anchor line (5) are drawn by tower crane during the installation process, and hauling speed is not answered
Greater than 0.3m/s, avoid because upper supporting rope, lower supporting rope or pull-up anchor line pulling force it is excessive due to start sinker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910003088.5A CN109736214A (en) | 2019-01-03 | 2019-01-03 | A method of passive soft protecting net is installed on experimental site counter force wall |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910003088.5A CN109736214A (en) | 2019-01-03 | 2019-01-03 | A method of passive soft protecting net is installed on experimental site counter force wall |
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| CN109736214A true CN109736214A (en) | 2019-05-10 |
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| CN201910003088.5A Pending CN109736214A (en) | 2019-01-03 | 2019-01-03 | A method of passive soft protecting net is installed on experimental site counter force wall |
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| CN114607159A (en) * | 2022-01-24 | 2022-06-10 | 西南交通大学 | Suspended buffer type high-drop protection system for core tube construction and design method |
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