CN104184097B - Non-migration suspension protection system and method for communication pipes and cables - Google Patents
Non-migration suspension protection system and method for communication pipes and cables Download PDFInfo
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- CN104184097B CN104184097B CN201410332352.7A CN201410332352A CN104184097B CN 104184097 B CN104184097 B CN 104184097B CN 201410332352 A CN201410332352 A CN 201410332352A CN 104184097 B CN104184097 B CN 104184097B
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Abstract
The invention provides a non-migration suspension protection system and method for communication pipes and cables. The method includes the following steps: digging a pipe suspension construction passageway at the position of original communication pipes and cables; positioning and binding the original communication pipes and cables through positioning frames; excavating holes under a pipe cluster of the original communication pipes and cables and using earth layers, which are not excavated, at the two sides as support points to install suspension cradles over the original communication pipes and cables; building a drilling pile at each of the two sides of the pipe cluster and preparing to prefabricate pile supporting stands on site; excavating temporary support walls at the two ends of the line cluster, and a base and the earth layers at the lower part to an appropriate depth and manufacturing the pile supporting stands through casting so as to support the original communication pipes and cables; and packaging the original communication pipes and cables. The system has the characteristics that a non-migration and in-situ protection scheme is implemented on the original communication pipes and cables which pass through a deep foundation pit of a planned subway station so that construction of the deep foundation pit of the planned subway station is not affected; at the same time, the system also has the characteristics of uninterrupted communication, high protectiveness, short construction time, high efficiency, low cost, and easy popularization and application and the like.
Description
Technical field
The present invention relates to communication pipe engineering construction and municipal works underground structure (as underground railway, road tunnel,
Underground parking and underground street, shop and underground substation etc.) field, more particularly, to a kind of communication pipe and the cable built
The non-migrating formula suspension protection system and method for line.
Background technology
Upgrading with Chinese Urbanization and transformation, more accelerate the infrastructure construction of China's urbanization, particularly city
The construction of city's underground railway track traffic.But, in terms of the work progress situation of underground railway track traffic engineering construction, communication accident is frequent
Occur, such as communication pipe blocking, communication pipe serious damage, communication cable partly or entirely interruption etc., these accidents are not only
Cause damage to communication user and communication property right unit, while also result in the maintenance afterwards of communications peripheral pipe network and constructional difficulties.
In order to prevent the generation of such accident, through frequently with planning to build interim pipeline route 03, will be travelling through planning to build subway station deeply
Former communication line 02 cutover of foundation ditch 01 migrates to (as shown in Figure 1) in the new interim pipeline route 03 built.
After the cutover of former communication line 02 migrates to the new interim pipeline route 03 built, remove to pass through and plan to build subway station deeply
The former communication line 02 of foundation ditch 01, subway station deep basal pit 01 starts to build (as shown in Figure 2).
After subway station deep basal pit 01 build finish and in earthing in its 01 main body after, the former communication line that again covers thereon
On 02 route location, newly-built (recovery) original communication line 02, and after cable cutover is moved back during interim pipeline 03 is route, then
Remove interim pipeline 03, recover original appearance (as shown in Figure 3).
This kind of solution is migration formula.Although the Construction Problems of subway station deep basal pit 01 can be solved, it is simultaneously
Also bring the blocking communication of repetition (secondary) property;Change move, cutover amount big, difficulty of construction is big;Communication failure rate is high;Investment is big,
High cost;Poor stability;Low construction efficiency, engineering time length etc. is less negligible problem of principal character.
Content of the invention
It is an object of the invention to provide the non-migrating formula suspension protection system and method for a kind of communication pipe and cable, adopt
Unimpeded to keep communicating with non-migrating mode, preserve the original subject form of communication line and position simultaneously and its nest of tubes is done outstanding
Hang protection to process, realize non-migrating and do not affect to plan to build the purpose of subway station deep basal pit construction.
The purpose of the present invention is achieved through the following technical solutions.
The non-migrating formula suspension protection system of a kind of communication pipe and cable, comprising: m posting, n suspension, brill
Hole stake, stake top cushion cap, upper encapsulating, described m >=1, n >=1;
Described posting, the length direction along original communication line is spaced, and is installed in the nest of tubes of original communication line
Bottom, carries out to original communication line positioning colligation;
Described suspension, the length direction along original communication line is spaced, and is installed in the nest of tubes of original communication line
Bottom, carries out suspention built on stilts to original communication line of located colligation;
Described drilled pile, including at least two, is respectively arranged on the nest of tubes two bottom sides of original communication line;
Described stake top cushion cap, is formed on nest of tubes bottom and the drilled pile of original communication line, for pipeline two ends
Temporary supporting wall original communication line is supported as the strong point;
Described upper encapsulating, is formed at the top of original communication line, agrees with stake top cushion cap, for original communication line
Protected.
Preferably, described posting is specially square or rectangle, and it is by the angle with strip screw hole for 4 two ends
Steel and 4 sets of bolt compositions.
Preferably, described suspension includes: upper suspention beam, lower suspention beam and be connected to suspention beam and lower suspention beam it
Between suspention pull bar;
Described lower suspention beam is located at the nest of tubes bottom of original communication line, and described upper suspention beam is with original communication line both sides
The soil layer not excavated, as the strong point, suspends in midair to pipeline under the mating reaction of lower suspention beam and suspention pull bar.
Preferably, described stake top cushion cap includes: along longitudinal support beam and the edge of the width setting of original communication line
The cross-brace beam of the length direction setting of original communication line;
Described longitudinal support beam, with cross-brace beam pour integral, between described two drilled piles and laterally
The bottom of support beam;Described cross-brace beam, in groove type, it covers the bottom of described posting, the lower of described suspension hangs
Hanging beam and the bottom of suspention pull bar.
Preferably, the spacing of adjacent positioned frame is 2 meters, and the spacing of adjacent suspension is 3 meters.
A kind of non-migrating formula suspension protection method of communication pipe and cable, comprising:
In planning to build the original communication line position on deep basal pit, excavate conduit wiring suspension construction passage;
In the nest of tubes bottom of original communication line, posting is installed, positioning is carried out to original communication line by posting and ties up
Prick;
Burrow in the nest of tubes bottom of original communication line and constructed using conduit wiring suspension the soil layer that do not excavate of passage both sides as
The strong point, installs suspension, to make somebody a mere figurehead original communication line;
In the nest of tubes both sides of original communication line piece drilled pile of each building in nest of tubes bottom, prepare in-situ precast stake top
Cushion cap;
Excavate the basis of nest of tubes two ends temporary supporting wall and bottom and soil layer in appropriate depth, and pour and make stake top and hold
Platform, completes the support to original communication line;
Upper encapsulating is carried out to original communication line.
Preferably, said method also includes: encapsulates it on carrying out after making stake top cushion cap, to original communication line
Before, described suspension is removed.
Preferably, upper suspention beam and the height of described suspension during described suspension is removed, are only removed
Go out the suspention pull bar of more than the nest of tubes top preset height of original communication line.
Preferably, said method also includes: treats the diaphram wall in deep basal pit and body supports beam construction finishes and can
During stand under load, by the drilled pile amputation of the bottom of body supports beam.
Preferably, in said method, the installing space of described posting is 2 meters, and the installing space of described suspension is 3
Rice.
The embodiment of the present invention compared with prior art, the invention has the advantages that
The present invention has that the original communication pipe planning to build subway station deep basal pit and cable implement non-migrating, original place is protected to passing through
Shield scheme, does not affect to plan to build the construction of subway station deep basal pit, be also equipped with simultaneously uninterrupted communication, protectiveness is strong, the engineering time is short,
The characteristics such as efficiency high, low cost, easy promotion and application.
Brief description
Fig. 1 is existing former communication line cutover to migrate the schematic diagram to interim pipeline route;
Fig. 2 is the existing schematic diagram removing former communication line;
Fig. 3 is the existing schematic diagram that cable cutover in interim pipeline route is moved back;
Fig. 4 is the non-migrating formula suspension protection method flow diagram that the present invention provides;
Fig. 5 is the schematic diagram that in the embodiment of the present invention, former nest of tubes is positioned with colligation;
Fig. 6 is the scheme of installation of posting in the embodiment of the present invention;
Fig. 7 is to make somebody a mere figurehead schematic diagram to the suspention of former nest of tubes in the embodiment of the present invention;
Fig. 8 is embodiment of the present invention Central Plains nest of tubes suspension schematic diagram;
Fig. 9 is building drilled pile schematic diagram in the embodiment of the present invention;
Figure 10 is that in the embodiment of the present invention, in-situ precast drilled pile is born responsibility the schematic perspective view of platform;
Figure 11 is that in the embodiment of the present invention, in-situ precast drilled pile is born responsibility the generalized section of platform;
Figure 12 is the schematic perspective view removed in the embodiment of the present invention after suspension;
Figure 13 is the generalized section removed in the embodiment of the present invention after suspension;
Figure 14 is the schematic perspective view after encapsulating on nest of tubes in the embodiment of the present invention;
Figure 15 is the generalized section after encapsulating on nest of tubes in the embodiment of the present invention;
Figure 16 is the schematic perspective view cutting stake in the embodiment of the present invention;
Figure 17 is the generalized section cutting stake in the embodiment of the present invention;
Figure 18 is the schematic perspective view cutting in the embodiment of the present invention after stake;
Figure 19 is the generalized section cut in the embodiment of the present invention after stake.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with drawings and Examples, right
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only in order to explain the present invention, and
It is not used in the restriction present invention.
Refer to Fig. 4, the realization of present invention application said system to the non-migrating formula suspension protection method of pipeline is: positioning is tied up
Prick that 100, suspention is built on stilts 101, building drilled pile 102, building stake top cushion cap 103, remove suspension 104, encapsulating 105 on nest of tubes,
Cut stake 106, scheme completes 107.
Each step will be described in detail respectively below.
Fig. 5 shows the present invention former communication line positioning colligation 100 schematic diagram.
Step 100: determined according to subway main body construction drawing and pass through the original communication line planned to build on subway station deep basal pit 1
Behind 2 positions, excavate conduit wiring suspension construction passage 3 (determining depending on nest of tubes width and length);Nest of tubes bottom in original communication line 2
After two meters of punchings, identical posting 4 is installed and carries out positioning colligation.The quantity of posting 4 plans to build subway station by passing through
The length of the original communication line 2 on deep basal pit 1 determines.
Fig. 6 shows the scheme of installation of posting 4 of the present invention.
Posting 4 of the present invention is that (two screw shank diameters are long, are conveniently adjusted distance by 4 two ends band strips
With colligation nest of tubes) angle steel of screw hole and 4 sets of bolts compositions, it can be combined into square or rectangular, will regard original communication
The nest of tubes subject form of pipeline 2 determines.
Fig. 7 shows built on stilts 101 schematic diagrams of the present invention former communication line suspention.
Step 101: after completing the positioning colligation 100 of original communication line 2, every in the nest of tubes bottom of original communication line 2
Burrow every 3 meters and do not excavated with passage 3 both sides of constructing plans to build the soil layer of subway station deep basal pit 1 as the strong point, installs suspention
Frame 5, makes entirely to pass through the original communication line 2 planning to build on subway station deep basal pit 1 and makes somebody a mere figurehead.
Fig. 8 shows the present invention former nest of tubes suspension 5 schematic diagram.
Suspension 5 of the present invention is that (spacing is by the nest of tubes width of original communication line 2 by being respectively provided with two screw holes
Degree determines) upper and lower suspention beam (channel-section steel) and the suspention pull bar (reinforcing bar) of buckle is contained at two ends and nut, pad etc. form.
Fig. 9 shows present invention building drilled pile 102 schematic diagram.
Step 102: in the nest of tubes both sides of original communication line 2 piece drilled pile 6 of each building in nest of tubes bottom, prepare existing
Prefabricated pile is born responsibility platform.
Figure 10,11 show that in-situ precast drilled pile of the present invention is born responsibility platform 103 schematic diagram.
Step 103: the basis of excavation nest of tubes two ends temporary supporting wall 7 and bottom and soil layer, in appropriate depth, are made first
Make stake top cushion cap cast-in-situ template, cast-in-situ steel reinforced concrete stake top cushion cap, complete the support to original communication line 2.
Reinforced concrete pile of the present invention platform of bearing responsibility is bipartite cross support beam.A part is two
Support beam 8 between top, another part is the groove type support beam 9 of original communication line 2 nest of tubes bottom.Groove type support beam 9
Groove depth be more than 150mm or original communication line 2 nest of tubes bottom 150mm, all sizes within nest of tubes height, depending on concrete
Situation determines.
Armored concrete groove type support beam 9 of the present invention in cast-in-situ steel reinforced concrete, by posting 4, suspension 5
In lower suspention beam (channel-section steel) and bottom suspention pull bar (reinforcing bar) and nut, pad etc. be all embedded in armored concrete it is impossible to
Removed.
Figure 12,13 show the present invention remove suspension 104 schematic diagram.
Step 104: removing suspension 104 is could to remove after stake top cushion cap 103 stand under load, it only removes suspension 5
Upper suspention beam (channel-section steel) and the suspention pull bar (reinforcing bar) and nut, the pad that exceed original more than communication line 2 nest of tubes top 150mm
Deng.
Figure 14,15 show 105 schematic diagrams are encapsulated on nest of tubes of the present invention.
Step 105: carry out encapsulating 10 after making encapsulating cast-in-situ template on nest of tubes on armored concrete.
In encapsulating 105 on nest of tubes of the present invention, the groove mouth down of encapsulating 10 and original communication tube on armored concrete
The groove type support beam 9 groove port (upward) of line 2 nest of tubes bottom is agreed with and is poured in one.
Now, to carry out suspension protection scheme basic to passing through the original communication line 2 planning to build subway station deep basal pit 1 for the present invention
Complete, the excavation of subway station deep basal pit 1 and corresponding construction operation can be carried out.
Figure 16,17 show that the present invention cuts stake 106 schematic diagram.
Step 106: treat that the diaphram wall 11 in subway station deep basal pit 1 and body supports beam 12 are built and finished and loadable
When, using construction method and the technique of cutting stake 13 of Pile Underpinning Technology, the lower boreholes stake 6 of body supports beam 12 is amputated.
Subway station diaphram wall 11 of the present invention and body supports beam 12 are built and are finished and during loadable, stake top cushion cap
In original communication line 2 nest of tubes bottom groove type support beam 9 two ends by temporary supporting wall 7 support be converted into subway station underground
Diaphragm wall 11 supports;Stake top cushion cap 103 supports conversion to be supported by subway station body supports beam 12 by drilled pile 6.
Stake top cushion cap of the present invention supports conversion to be supported by subway main body support beam 12 by drilled pile 6, is to build ground
During ferrum body supports beam 12, be in drilled pile 6 and subway main body support beam 12 intersection, by both reinforcement welding and pour in one
Body.
Figure 18,19 show that the present invention program completes 107 schematic diagrams.
This figure is the end result of the preferred embodiment of technical solution of the present invention, and it is implementing to plan to build subway station deeply to passing through
After encapsulating 10 and loadable on the nest of tubes of original communication line 2 of foundation ditch 1, you can subway station deep basal pit 1 is constructed.In reality
Apply after cutting stake 13, whole scheme completes, can be to Implement Construction in whole subway station.
In encapsulating 10 on the nest of tubes of original communication line 2 of the present invention, the cable in pipeline is not made any moving and is changed, and keeps
Original state is simultaneously protected by the nest of tubes in original communication line 2.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Any modification, equivalent and improvement made within god and principle etc., should be included within the scope of the present invention.
Claims (10)
1. the non-migrating formula suspension protection system of a kind of communication pipe and cable is it is characterised in that this system includes: m positioning
Frame, n suspension, drilled pile, stake top cushion cap, upper encapsulating, described m >=1, n >=1;
Described posting, the length direction along original communication line is spaced, and is installed in the nest of tubes bottom of original communication line,
Original communication line is carried out position colligation;
Described suspension, the length direction along original communication line is spaced, and is installed in the nest of tubes bottom of original communication line,
Original communication line of located colligation is carried out with suspention built on stilts;
Described drilled pile, including at least two, is respectively arranged on the nest of tubes two bottom sides of original communication line;
Described stake top cushion cap, is formed on nest of tubes bottom and the drilled pile of original communication line, for facing with pipeline two ends
When knee wall original communication line is supported as the strong point;
Described upper encapsulating, is formed at the top of original communication line, agrees with stake top cushion cap, for carrying out to original communication line
Protection.
2. non-migrating formula suspension protection system as claimed in claim 1 is it is characterised in that described posting is specially square
Or rectangle, it is made up of 4 angle steel with strip screw hole for the two ends and 4 sets of bolts.
3. non-migrating formula suspension protection system as claimed in claim 1 or 2 is it is characterised in that described suspension includes: upper outstanding
Hanging beam, lower suspention beam and be connected to the suspention pull bar between suspention beam and lower suspention beam;
Described lower suspention beam is located at the nest of tubes bottom of original communication line, and described upper suspention beam is not opened with original communication line both sides
The soil layer digging, as the strong point, suspends in midair to pipeline under the mating reaction of lower suspention beam and suspention pull bar.
4. non-migrating formula suspension protection system as claimed in claim 3 is it is characterised in that described stake top cushion cap includes: along former
The longitudinal support beam that the width having communication line is arranged and the cross-brace of the length direction setting along original communication line
Beam;
Described longitudinal support beam, with cross-brace beam pour integral, between described two drilled piles and cross-brace
The bottom of beam;Described cross-brace beam, in groove type, it covers the bottom of described posting, the lower suspention beam of described suspension
And the bottom of suspention pull bar.
5. non-migrating formula suspension protection system as claimed in claim 1 it is characterised in that adjacent positioned frame spacing be 2 meters,
The spacing of adjacent suspension is 3 meters.
6. a kind of non-migrating formula suspension protection method of communication pipe and cable is it is characterised in that the method includes:
In planning to build the original communication line position on deep basal pit, excavate conduit wiring suspension construction passage;
In the nest of tubes bottom of original communication line, posting is installed, original communication line is carried out position colligation by posting;
The soil layer burrowing in the nest of tubes bottom of original communication line and not excavated using conduit wiring suspension construction passage both sides is as support
Point, installs suspension, to make somebody a mere figurehead original communication line;
In the nest of tubes both sides of original communication line piece drilled pile of each building in nest of tubes bottom, prepare in-situ precast stake top and hold
Platform;
Excavate the basis of nest of tubes two ends temporary supporting wall and bottom and soil layer in appropriate depth, and pour and make stake top cushion cap,
Complete the support to original communication line;
Upper encapsulating is carried out to original communication line.
7. the non-migrating formula suspension protection method of communication pipe as claimed in claim 6 and cable is it is characterised in that the method
Also include: before encapsulating on carrying out after making stake top cushion cap, to original communication line, described suspension is removed.
8. the non-migrating formula suspension protection method of communication pipe as claimed in claim 7 and cable is it is characterised in that to institute
State during suspension removed, in the upper suspention beam only removing described suspension and the nest of tubes exceeding original communication line
Suspention pull bar more than portion's preset height.
9. the non-migrating formula suspension protection method of communication pipe as claimed in claim 6 and cable is it is characterised in that the method
Also include: diaphram wall in deep basal pit and body supports beam construction finish and during loadable, by under body supports beam
The drilled pile amputation in portion.
10. the non-migrating formula suspension protection method of communication pipe as claimed in claim 6 and cable is it is characterised in that the party
In method, the installing space of described posting is 2 meters, and the installing space of described suspension is 3 meters.
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CN201410332352.7A CN104184097B (en) | 2014-09-02 | 2014-09-02 | Non-migration suspension protection system and method for communication pipes and cables |
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CN104184097B true CN104184097B (en) | 2017-01-25 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108565781A (en) * | 2018-03-21 | 2018-09-21 | 上海宝冶集团有限公司 | A kind of in-situ conservation method and device of original cable and pipeline |
CN111463741A (en) * | 2020-04-14 | 2020-07-28 | 中天建设集团有限公司 | Suspension protection structure suitable for parcel and construction method |
CN112467664B (en) * | 2020-11-18 | 2022-02-01 | 济南城建集团有限公司 | Foundation pit cable protection device for stretching in foundation pit |
CN113073683A (en) * | 2021-04-07 | 2021-07-06 | 陕西华山路桥集团有限公司 | Temporary suspension device for existing pipeline and construction method |
CN113932063B (en) * | 2021-09-26 | 2023-08-15 | 上海电信工程有限公司 | Underground pipeline construction process and migration and modification method |
Citations (2)
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CN103603368A (en) * | 2013-11-26 | 2014-02-26 | 中铁第四勘察设计院集团有限公司 | Construction method for reverse construction of continuous wall encountering underground pipeline |
CN204131065U (en) * | 2014-09-02 | 2015-01-28 | 广东南方电信规划咨询设计院有限公司 | The non-migrating formula suspension protection system of a kind of communication pipe and cable |
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WO2006012550A2 (en) * | 2004-07-23 | 2006-02-02 | Smart Structures, Inc. | Monitoring system for concrete pilings and method of installation |
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Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103603368A (en) * | 2013-11-26 | 2014-02-26 | 中铁第四勘察设计院集团有限公司 | Construction method for reverse construction of continuous wall encountering underground pipeline |
CN204131065U (en) * | 2014-09-02 | 2015-01-28 | 广东南方电信规划咨询设计院有限公司 | The non-migrating formula suspension protection system of a kind of communication pipe and cable |
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