CN106917629A - A kind of pipe roof construction device and method - Google Patents
A kind of pipe roof construction device and method Download PDFInfo
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- CN106917629A CN106917629A CN201710198733.4A CN201710198733A CN106917629A CN 106917629 A CN106917629 A CN 106917629A CN 201710198733 A CN201710198733 A CN 201710198733A CN 106917629 A CN106917629 A CN 106917629A
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- China
- Prior art keywords
- steel pipe
- tamping tube
- pipe
- tube hammer
- job platform
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
Abstract
The invention provides a kind of pipe roof construction device and method, device therein includes：Job platform, air compressor and tamping tube hammer；The job platform is fixedly installed on the ground before construction area；The bottom of the air compressor is provided with the sliding part for coordinating with the end face of the job platform and sliding；The inlet end flexible pipe of the tamping tube hammer is connected with the air compressor, and the operation end of the tamping tube hammer is provided with the steel pipe fixture for coaxial fixed steel pipe.Reliability of the present invention is high and is widely used, can reliably and efficiently build pipe canopy, its short construction period and operation is few, effectively prevent the ground settlement that collapse hole may cause, solve flat-top solid matter interlocking pipe roof construction and the problem of caving in caused by drilling, the sedimentation of roadbed is controlled, construction benefit is improve.
Description
Technical field
The present invention relates to Pipe Roofing Construction Technology field, and in particular to a kind of pipe roof construction device and method.
Background technology
Pipe canopy is mainly useful for the weak broken wall rock tunnel that surrouding rock deformation and surface subsidence have stricter limitation to require
In engineering, such as weak, grit stratum and soft rock, talus, crushed zone location；And pipe roof construction is construction of underground structure shallow buried covered excavation
When advance support structure, its essence is intend excavate subterranean tunnel or Structural Engineering buried line on, drill in advance and pacify
If the larger thick walled steel tube of moment of inertia, plays advance support, prevent soil layer from caving in and surface subsidence, with ensure driving with it is rear
Continuous support process safe operation.
Current pipe roof construction mainly uses twist bit or mud and water balance drilling machine construction, and both the above construction method is not only
Long construction period, operation are more, and easily collapse hole causes ground settlement and high because being directed to heavy haul railway requirement of settlement control, therefore applies
Work difficulty is big.
Therefore, a kind of reliable and efficient pipe roof construction mode how is designed, is problem demanding prompt solution.
The content of the invention
For defect of the prior art, the present invention provides a kind of pipe roof construction device and method, and the device and method can
It is high by property and be widely used, can reliably and efficiently build pipe canopy, its short construction period and operation is few effectively prevent collapse hole
The ground settlement that may cause, solves flat-top solid matter interlocking pipe roof construction and the problem of caving in caused by drilling, controls road
The sedimentation of base, improves construction benefit.
In order to solve the above technical problems, the present invention provides following technical scheme：
The invention provides a kind of pipe roof construction device, described device includes：Job platform, air compressor and rammer pipe
Hammer；
The job platform is fixedly installed on the ground before construction area；
The bottom of the air compressor is provided with the sliding part for coordinating with the end face of the job platform and sliding；
The inlet end flexible pipe of the tamping tube hammer is connected with the air compressor, and the operation end of the tamping tube hammer is provided with use
In the steel pipe fixture of coaxial fixed steel pipe.
Further, the job platform includes：Horizontally disposed sleeper group on the ground, and, it is co-axially located at institute
State the slide rail in sleeper group；
The sleeper group includes arranging successively the lumps of wood for setting, and is equipped with blotter between the sleeper group and ground；
It is fixedly connected between the slide rail and the sleeper group, between the sleeper group and the blotter.
Further, the job platform includes main job platform and subjob platform；
The main job platform is arranged on the ground immediately ahead of the construction area；
At least two, the subjob platform, and each subjob platform is set in parallel in the main operation horizontal respectively
On the ground of the both sides of platform.
Further, described device also includes：The lubricating can and switch valve connected with flexible pipe；
Connected with flexible pipe between the lubricating can and the air compressor, the switch valve and the tamping tube hammer.
Further, be coaxially provided with adjustable puller strap inside the tamping tube hammer, and the adjustable puller strap one end
The inlet end of the tamping tube hammer is fixed on, the other end of the adjustable puller strap stretches out from the operation end of the tamping tube hammer.
Further, the bottom of the tamping tube hammer is provided with lifters, and the bottom of the lifters is provided with and the operation
The end face of platform coordinates the sliding part for sliding.
On the other hand, the present invention also provides the method that the pipe roof construction device described in a kind of application carries out pipe roof construction, institute
The method of stating includes：
Step 100：The air compressor and tamping tube hammer that will be connected with flexible pipe are arranged on current job platform, and
Steel pipe is fixedly installed on the operation end of the tamping tube hammer；
Step 200：The steel pipe for controlling the tamping tube hammer to be welded to connect successively rams the predeterminated position into construction area
Place, until ramming after the connection quantity into the steel pipe of construction area meets default connection distance, by the tamping tube hammer with it is current
Steel pipe disconnect；
Step 300：The air compressor and tamping tube hammer are changed and is arranged on another job platform, and steel pipe is fixed
It is arranged on the operation end of the tamping tube hammer, return to step 200, until whole predetermined positions of construction area are filled with described
Steel pipe.
Further, the step 200 includes：
Step 201：Open the air compressor so that the tamping tube hammer rams into the default of construction area the steel pipe
At position, and when the steel pipe is rammed and reaches default detecting distance into the length in construction area, carry out the tamping tube hammer and steel
The misalignment of axe detection and correction of pipe, and carry out operation of being unearthed；
Step 202：The length being exposed at outside the construction area in the steel pipe reach default adapter apart from when, stopping ram into
Operation；
Step 203：The tamping tube hammer is disconnected with current steel pipe, and controls the tamping tube hammer to retreat to away from institute
State the position of construction area；
Step 204：One end of another steel pipe is welded in the one end being exposed at outside the construction area in current steel pipe, and this is another
The other end of one steel pipe is fixedly installed on the operation end of the tamping tube hammer, return to step 201, until the connection quantity of steel pipe meets
After default connection distance, into step 300.
Further, also include before the step 100：
Wait to ram into steel pipe both sides port outer wall on groove is set, and the groove is carried out groove polishing plus
Work, and, the occlusal crib coaxial with the steel pipe is fixedly installed on the tube wall of the steel pipe；
And, by processing after each steel pipe be numbered mark successively.
Further, methods described also includes：
The slip test on job platform is carried out to the tamping tube hammer, and, control the air compressor by it is small to
Big gear order conveys air to the tamping tube hammer, and during air is conveyed, test the air compressor and tamping tube hammer it
Between connection air-tightness, and the tamping tube hammer ruuning situation, if detecting exception, close the air compressor, and
Carry out failture evacuation.
As shown from the above technical solution, a kind of pipe roof construction device and method of the present invention, device therein includes：
Job platform, air compressor and tamping tube hammer；The job platform is fixedly installed on the ground before construction area；The air
The bottom of compressor is provided with the sliding part for coordinating with the end face of the job platform and sliding；The inlet end flexible pipe of the tamping tube hammer
It is connected with the air compressor, the operation end of the tamping tube hammer is provided with the steel pipe fixture for coaxial fixed steel pipe.This hair
Bright reliability is high and is widely used, and can reliably and efficiently build pipe canopy, its short construction period and operation is few, effectively prevent
The ground settlement that collapse hole may cause, solves flat-top solid matter interlocking pipe roof construction and the problem of caving in caused by drilling, control
The sedimentation of roadbed, improves construction benefit.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is a kind of a kind of structural representation of specific embodiment of the pipe roof construction device in embodiments of the invention one
Figure.
Fig. 2 is the schematic cross-section of guide pipe 93 in embodiments of the invention one and pipe boron steel pipe 94.
Fig. 3 is the structure top view of the job platform 10 in embodiments of the invention two.
Fig. 4 is a kind of structure top view of specific embodiment of job platform of the invention 10.
Fig. 5 is the structural representation of another specific embodiment of the pipe roof construction device in embodiments of the invention three
Figure.
Fig. 6 is the structural representation of the tamping tube hammer 30 in embodiments of the invention four.
Fig. 7 is the schematic flow sheet of the pipe shed construction method in embodiments of the invention five.
Fig. 8 is the schematic flow sheet of step 200 in the pipe shed construction method in embodiments of the invention six.
Fig. 9 be in the pipe shed construction method in embodiments of the invention seven before step 100 the step of 000 flow illustrate
Figure.
Figure 10 is the schematic flow sheet of the pipe shed construction method in application example of the invention.
Figure 11 is the top view for aloft building pipe canopy in application example of the invention under railway track.
Figure 12 is the welding structure schematic diagram of steel pipe 90 in application example of the invention.
Wherein, 10- job platforms；The main job platforms of 11-；12- subjob platforms；13- sleeper groups；14- slide rails；15- is broken
Stone bed course；20- air compressors；30- tamping tube hammers；31- steel pipe fixtures；32- can adjust puller strap；40- sliding parts；50- is soft
Pipe；60- lubricating cans；70- switch valves；80- lifters；90- steel pipes；91- grooves；92- occlusal cribs；93- guide pipes；94- is managed
Boron steel pipe；95- tensioning rings.
Specific embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, clear, complete description is carried out to the technical scheme in the embodiment of the present invention, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Embodiments of the invention one provide a kind of a kind of specific embodiment of pipe roof construction device, referring to Fig. 1, the pipe
Canopy constructing device specifically includes following content：
Job platform 10, air compressor 20 and tamping tube hammer 30.
In the foregoing description, job platform 10 is used to be that air compressor 20 and tamping tube hammer 30 provide a stabilization and level
Platform, air compressor 20 be used for for tamping tube hammer 30 provide power so that tamping tube hammer 30 produce dynamic impulsion energy；Tamping tube hammer 30
One end for fixing steel pipe 90, by the connection between tamping tube hammer 30 and steel pipe 90 so that tamping tube hammer 30 is another by steel pipe 90
One end is rammed into construction area.
The job platform 10 is fixedly installed on the ground before construction area.
In the foregoing description, the overall width of the job platform 10 is more than the overall width for designing pipe canopy, the length of job platform
Degree is more than steel pipe 90 most long and the length of tamping tube hammer 30, and the job platform 10 is fixedly installed on the ground before construction area
On, and with construction area foremost between meet default mounting distance.
The bottom of the air compressor 20 is provided with the sliding part 40 for coordinating with the end face of the job platform 10 and sliding.
In the foregoing description, the setting of sliding part 40 so that air compressor 20 can be on the job platform 10 certainly
By sliding.
The inlet end flexible pipe 50 of the tamping tube hammer 30 is connected with the air compressor 20, the operation of the tamping tube hammer 30
End is provided with the steel pipe fixture 31 for coaxial fixed steel pipe 90.
In the foregoing description, the inlet end flexible pipe 50 of tamping tube hammer 30 is connected with the air compressor 20 so that described
Compressed air in air compressor 20 enters inside tamping tube hammer 30 through flexible pipe 50 so that tamping tube hammer 30 rams into construction steel pipe 90
In soil layer in region；In addition, as shown in Fig. 2 the steel pipe 90 that the present invention is applicable includes guide pipe 93 and pipe boron steel pipe 94, pipe
External diameter of the external diameter of boron steel pipe 94 less than guide pipe 93；During pipe roof construction, first it is directed to pipe 93 and rams into construction area
Soil layer in center, then ram pipe boron steel pipe 94 successively in the both sides of guide pipe 93, meanwhile, the guide pipe 93 and Guan Peng
The placement of steel pipe 94 is supported to construction requirement highly by support members such as H profile steels, is easy to the guide pipe 93 and pipe
Boron steel pipe 94 is connected on the steel pipe fixture 31 of tamping tube hammer 30, corresponding, and the rule of the steel pipe fixture 31 is according to described
The external diameter of guide pipe 93 and pipe boron steel pipe 94 is set to Multiple Type, is ramming into after guide pipe 93, changes and is applied to pipe boron steel
The steel pipe fixture 31 of another model of pipe 94.
Knowable to foregoing description, The embodiment provides a kind of constructing device that can build Large Tube canopy, should
The structure reliability of device and it is widely used, can reliably and efficiently builds pipe canopy.
Embodiments of the invention two provide a kind of specific embodiment of job platform 10 in above-mentioned pipe roof construction device,
Referring to Fig. 3, the job platform 10 specifically includes following content：
Horizontally disposed sleeper group 13 on the ground, and, it is co-axially located at the slide rail 14 in the sleeper group 13；It is described
Sleeper group 13 includes arranging successively the lumps of wood for setting, and is equipped with blotter 15 between the sleeper group 13 and ground；The slide rail
It is fixedly connected between 14 and the sleeper group 13, between the sleeper group 13 and the blotter 15.
Knowable to foregoing description, The embodiment provides the concrete structure of job platform, the structure causes operation
Platform provides the operating platform of stabilization for pipe roof construction.
In a kind of specific embodiment, referring to Fig. 4, job platform 10 is specifically included in following in pipe roof construction device
Hold：
The job platform 10 includes main job platform 11 and subjob platform 12；The main job platform 11 is arranged on institute
State on the ground immediately ahead of construction area；At least two, the subjob platform 12, and each subjob platform 12 distinguishes
It is set in parallel on the ground of the both sides of the main job platform 11.
Knowable to foregoing description, specific embodiment of the invention can improve the integral construction progress of pipe roof construction,
While side takes over, opposite side carries out steel pipe and rams into operation.
Embodiments of the invention three provide another specific embodiment of above-mentioned pipe roof construction device, referring to Fig. 5, should
Pipe roof construction device also specifically includes following content：
The lubricating can 60 and switch valve 70 connected with flexible pipe 50；The lubricating can 60 and the air compressor 20,
Connected with flexible pipe 50 between the switch valve 70 and the tamping tube hammer 30.
Knowable to foregoing description, specific embodiment of the invention ensure that the integrality and applicability of device, improve
The reliability of pipe roof construction.
Embodiments of the invention four provide a kind of specific embodiment of tamping tube hammer 30 in above-mentioned pipe roof construction device, ginseng
See Fig. 6, the tamping tube hammer 30 specifically includes following content：
Adjustable puller strap 32 is coaxially provided with inside the tamping tube hammer 30, and one end of the adjustable puller strap 32 is fixed
In the inlet end of the tamping tube hammer 30, the other end of the adjustable puller strap 32 stretches out from the operation end of the tamping tube hammer 30；
And the bottom of the tamping tube hammer 30 is provided with lifters 80, and the bottom of the lifters 80 is provided with end with the job platform 10
Face coordinates the sliding part 40 for sliding；Be provided with tensioning ring 95 in the one end for the steel pipe 90 used cooperatively with tamping tube hammer 30, for drawing
Taut band 32 is attached.
In the foregoing description, the concrete structure there is provided tamping tube hammer 30 in embodiments of the invention, realizes to pipe canopy
Accurate construction.
Embodiments of the invention five provide the one of a kind of pipe shed construction method that the above-mentioned pipe roof construction device of application is realized
Specific embodiment is planted, referring to Fig. 7, the pipe shed construction method specifically includes following content：
Step 100：The air compressor and tamping tube hammer that will be connected with flexible pipe are arranged on current job platform, and
Steel pipe is fixedly installed on the operation end of the tamping tube hammer.
Step 200：The steel pipe for controlling the tamping tube hammer to be welded to connect successively rams the predeterminated position into construction area
Place, until ramming after the connection quantity into the steel pipe of construction area meets default connection distance, by the tamping tube hammer with it is current
Steel pipe disconnect.
Step 300：The air compressor and tamping tube hammer are changed and is arranged on another job platform, and steel pipe is fixed
It is arranged on the operation end of the tamping tube hammer, return to step 200, until whole predetermined positions of construction area are filled with described
Steel pipe.
Knowable to foregoing description, The embodiment provides a kind of construction method that can build Large Tube canopy, should
Method is widely used, and can reliably and efficiently build pipe canopy.
Embodiments of the invention six provide a kind of specific embodiment of step 200 in above-mentioned pipe shed construction method, ginseng
See Fig. 8, the step 200 specifically includes following content：
Step 201：Open the air compressor so that the tamping tube hammer rams into the default of construction area the steel pipe
At position, and when the steel pipe is rammed and reaches default detecting distance into the length in construction area, carry out the tamping tube hammer and steel
The misalignment of axe detection and correction of pipe, and carry out operation of being unearthed.
Step 202：The length being exposed at outside the construction area in the steel pipe reach default adapter apart from when, stopping ram into
Operation.
Step 203：The tamping tube hammer is disconnected with current steel pipe, and controls the tamping tube hammer to retreat to away from institute
State the position of construction area.
Step 204：One end of another steel pipe is welded in the one end being exposed at outside the construction area in current steel pipe, and this is another
The other end of one steel pipe is fixedly installed on the operation end of the tamping tube hammer, return to step 201, until the connection quantity of steel pipe meets
After default connection distance, into step 300.
Knowable to foregoing description, embodiments of the invention cause short construction period and operation is few, and effectively prevent collapse hole can
The ground settlement that can cause, solves flat-top solid matter interlocking pipe roof construction and the problem of caving in caused by drilling.
A kind of tool of the step of embodiments of the invention seven are there is provided before step 100 in above-mentioned pipe shed construction method 000
Body implementation method, referring to Fig. 9, the step 000 specifically includes following content：
Step 001：Wait to ram into steel pipe both sides port outer wall on groove is set, and groove is carried out to the groove
Polishing processing, and, the occlusal crib coaxial with the steel pipe is fixedly installed on the tube wall of the steel pipe.
Step 002：Each steel pipe after by processing is numbered mark successively.
Step 003：The slip test on job platform is carried out to the tamping tube hammer, and, control the air compression
Machine ascending gear order conveys air to the tamping tube hammer, and during air is conveyed, test the air compressor with
Connection air-tightness between tamping tube hammer, and the tamping tube hammer ruuning situation, if detecting exception, close the air pressure
Contracting machine, and carry out failture evacuation.
Knowable to foregoing description, embodiments of the invention ensure that the fastness and stability of steel pipe adapter.
Present invention also offers should above-mentioned pipe roof construction device realize a kind of application example of pipe shed construction method, referring to
Figure 10, the application example specifically includes following content：
This application example scope of application：The multiple types such as cohesive soil, silt, sand, gravelly soil, land pebble, gravelly soil, drift sand
Solid matter interlocking pipe roof construction under type geological conditions.Can be widely applied to railway, highway, subway, river, building isostructural
Crossing construction, especially for pass through heavy duty or dynamic load structure, the pipe roof construction stricter to settlement request；Can also be by using
Different tube head connectors, for the construction of the Artificial on Different Kinds of Tube canopy curtain such as shaped steel.
The application example by under aloft railway track build pipe canopy as a example by, as shown in figure 11：
1st, principle：It is exterior power source using compressed air, tamping tube hammer is produced dynamic impulsion, by tamping tube hammer and steel pipe
Between puller strap connection, during impact hollow steel pipe rams soil；Pipe canopy shape is made by the interlocking between guide pipe and pipe boron steel pipe
Into an entirety.
2nd, preparation of construction
(1) surveying and locating, connect water power, get ready material, Farm Planning, steel pipe 90 is carried out groove 91 polishing processing and sting
Close groove 92 process and weld, the steel pipe 90 for processing line up order, be numbered with number, during to ram lift.
Occlusal crib 92 takes Bilateral Symmetry to weld and solder joint is discontinuous (solder joint is at a distance of 10cm) from the standard steel plate of 6mm.
Snapped to avoid ramming the interface of steel pipe 90 during, the weld of steel pipe 90 must carry out groove 91 and process (groove 91
Length is 3cm), referring to Figure 12, the groove 91 of two steel pipe 90 is first welded flat during welding, then be welded with twice, while plus two lateral walls
Bar is welded.
The wall thickness of steel pipe 90 will meet the requirement of impulsive force, generally more than 7mm.Welding between steel pipe 90, occlusal crib
92 welding will meet the requirement of specification GB50205-2001.
The piece-ups of the same section part in the longitudinal direction of steel pipe 90 are not more than 50%, and the joint of adjacent steel pipe 90 at least staggers 1m.
(2) pipe curtain operation platform Farm Planning：The job execution place of tamping tube hammer 30 must be smooth closely knit；Come in and gone out using tunneling
Job platform 10 is directly formed after mouth soil excavation, for the stability for ensureing the slide rail 14 of tamping tube hammer 30 will lay 3,20cm thickness rubbles
Bed course 15.
To meet equipment construction needs and being easy to welding ,+2m is (left for the overall width B=of job platform 10 design pipe canopy overall widths
Right each 1m), the length L=L1 of job platform 10 (length of steel pipe 90 most long)+L2 (length of tamping tube hammer 30)+3m.In work progress
By 16, liftable adjusting apparatus operation vertical position makes steel pipe 90 and the equipment of tamping tube hammer 30 accurate just by design pipe canopy axis
Position.
(3) laying of slide rail 14：Slide rail 14 can be laid with I-steel, and sleeper makes of 25cm × 25cm lumps of wood, sliding
The front end of rail 14 is apart from the entrance 1m of steel pipe 90, and the laying of sleeper is parallel with central lines of track, to ensure the stabilization of slide rail 14, slide rail
14th, it is connected firmly with steel pipe 90 or short wooden stake between sleeper and Active workings or job platform 10；
It is fixed using railway spike between slide rail 14 and sleeper group 13.
To avoid caused by the factors such as geological conditions, the stiffness of steel pipe 90 and the canopy length of tamping tube hammer 30 influence, pipe canopy is sagging, leads
The fouling of clearance gauge of steel pipe 90 that cause is rammed, slide rail 14 will raise 3cm and set certain head fall, generally 4 ‰.
3rd, equipment debugging
(1) each equipment connection on pipe roof construction device is connected in place and with air compressor 20 according to operational procedure,
Start air compressor 20 and convey air to tamping tube hammer 30 by ascending gear order, test equipment pipeline connects in course of conveying
Air-tightness and pipe the hammer ruuning situation for connecing, such as occur under abnormal conditions, and air compressor 20 is closed immediately, after fixing a breakdown,
It is in place that tamping tube hammer 30 is carried out again.
(2) after pipe roof construction device is arranged on slide rail 14, tamping tube hammer 30 is rammed 2 times along the examination of slide rail 14, it is ensured that slide rail 14 is flat
Suitable, pipe hammer walking is smooth.Examination detects the elevation of slide rail 14, state when making slide rail 14 be maintained at laying after the completion of ramming with spirit level.
(3) steel pipe 90 is lifted in place, the connecting plate and tamping tube hammer 30 of the end of steel pipe 90 will be in advance welded in using puller strap
Hammer body connect, recycling be arranged on the bottom of tamping tube hammer 30 liftable adjustment air cushion adjust tamping tube hammer 30 horizontal level,
Ensure that it is in same axis with steel pipe 90.
5th, ram into construction
(1) to be unearthed in construction and measuring convenient, be easy to correction, it is ensured that the precision of guide pipe 93, stiffness should be selected big and
Diameter not less than 630mm, wall thickness not less than 6mm seamless steel pipe 90 be guide pipe 93, ram into when by blast strictly control rammer
Frequency is hit, steel pipe 90 is steadily entered the soil body, it is to avoid the precision of the vibration dramatic impact of steel pipe 90 guide pipe 93.Often ram into after 3m,
Carry out artificial or twist bit to be unearthed, misalignment of axe detection carried out with theodolite and spirit level to guide pipe 93 and tamping tube hammer 30,
To ensure that axis direction is accurate；Nozzle position is tackled if as deviation occur to be corrected.Guide pipe 93 ram into end be 50cm when,
Stopping ram into, return tamping tube hammer 30 and take over, be connected by between tube coupling electric arc welding, welding need strict guarantee weldquality.
Weld seam is cooled down, after reaching requirement through inspection, you can carry out tamping tube hammer 30 in place, is carried out next section pipe and is rammed into until according to technique
Flow all ram into.
(2) horizontal and upright controling precision.Every 3 meters of spacing arrangement settlement observation point is observed after be unearthed, and is utilized per 3m
Transit survey horizontal departure, is analyzed after collection data and studies and judges, and horizontal, vertical deviation is no more than 5mm, if it is big deviation occur
To carry out rectification work immediately when 5mm.
(3) if during the rammer of guide pipe 93 enters, occurring being carried out immediately when vertical or horizontal deviation is more than 5mm
Rectification work.When there is tube head skew, should use and wedge type steel plate is buried between the skew side pipe head and the soil body of guide pipe 93,
Wedge type steel plate exposed portion is less than 1/5th of steel plate length, to adjust Guan Peng front ends direct of travel.After being provided with, with rammer
Enter with its deviation adjusting situation is monitored, to ensure the control of its deviation in allowed band.
(4) pipe roof construction, guide pipe 93 is in same level with the steel pipe 90 of pipe boron steel pipe 94, due to being stung between steel pipe 90
Close groove 92 to connect, steel pipe 90 is rammed should be controlled in 0.15~0.2m/min into speed.Steel pipe 90 should be according to the length of steel pipe 90 before taking over
Steel pipe 90 is numbered and pipe arrangement, it is ensured that same section (same cross-sectional distance is more than 1m) joint quantity is not more than 50%.Weldering
Should check whether adapter axis meets axis requirement before connecing, such as termination of steel pipe 90 is damaged, should carry out cutting process, it is ensured that steel pipe 90
Joint is smooth tight, and welding needs strict guarantee weldquality.
(5) sequence of construction：Construction is respectively symmetrically with guide pipe 93 or so.To speed up the work, multiple slide rail can be set
14, when in side, steel pipe 90 takes over welding, the rammer for carrying out opposite side steel pipe 90 enters.
6th, clear up and be unearthed
(1) guide pipe 93 can be unearthed using artificial unearthed or twist bit.
(2) steel pipe 90 of pipe boron steel pipe 94, need to be such as unearthed, and can be unearthed using auger, and such as disposable completion is rammed into fact
Now pipe canopy entirety insertion, then can be unearthed using methods such as high pressure gas, water under high pressures.
The efficiency of construction for carrying out pipe roof construction using the technical scheme of this application example is high, and about 170~180 are completed daily
Rice, and pipe shed drilling rig about 40~50 meters of completion daily, it is just faster than pipe shed drilling rig 2 times so from construction period.The whole duration
A wheat harvesting period is advanced by, comprehensive benefit is significant.In the pipe roof construction of 20 days, 3580 meters altogether, construction precision reaches water
Straight angle deviation is less than 0.1 °, and vertical angular displacement is less than 0.3 °, meets design requirement.
The application example scope of application of the invention：Cohesive soil, silt, sand, gravelly soil, land pebble, gravelly soil, drift sand etc.
Solid matter interlocking pipe roof construction under polytype geological conditions.Can be widely applied to railway, highway, subway, river, building etc.
The crossing construction of structure, especially for pass through heavy duty or dynamic load structure, the pipe roof construction stricter to settlement request；Can also lead to
Cross using different tube head connectors, for the construction of the Artificial on Different Kinds of Tube canopy curtain such as shaped steel, its beneficial effect for implementing includes：
1) it is completely embedded between steel pipe in work progress, pipe canopy is formed an entirety by the interlocking between steel pipe, from
And the top soil body is separated with tunneling cavern, play frame effect.
2) construction of various caliber pipe canopies can be realized, other equipment is difficult to accomplish.
3) special soil property such as cobblestone, drift sand, underground water etc. does not influence substantially on ramming pipe construction, in work progress not
The stranded problem often occurred as spiral churn drilling occurs.
4) anti-tube drawing can also be pushed away in addition to pipe is broken.
5) the accurate construction of guide pipe, it is ensured that the construction precision of remaining pipe canopy.
Above example is merely to illustrate technical scheme, rather than its limitations；Although with reference to the foregoing embodiments
The present invention has been described in detail, it will be understood by those within the art that：It still can be to foregoing each implementation
Technical scheme described in example is modified, or carries out equivalent to which part technical characteristic；And these are changed or replace
Change, do not make the spirit and scope of the essence disengaging various embodiments of the present invention technical scheme of appropriate technical solution.
Claims (10)
1. a kind of pipe roof construction device, it is characterised in that described device includes：Job platform, air compressor and tamping tube hammer；
The job platform is fixedly installed on the ground before construction area；
The bottom of the air compressor is provided with the sliding part for coordinating with the end face of the job platform and sliding；
The inlet end flexible pipe of the tamping tube hammer is connected with the air compressor, and the operation end of the tamping tube hammer is provided with for same
Axle fixes the steel pipe fixture of steel pipe.
2. device according to claim 1, it is characterised in that the job platform includes：It is horizontally disposed with the ground
Sleeper group, and, it is co-axially located at the slide rail in the sleeper group；
The sleeper group includes arranging successively the lumps of wood for setting, and is equipped with blotter between the sleeper group and ground；
It is fixedly connected between the slide rail and the sleeper group, between the sleeper group and the blotter.
3. device according to claim 2, it is characterised in that the job platform includes that main job platform and subjob are flat
Platform；
The main job platform is arranged on the ground immediately ahead of the construction area；
At least two, the subjob platform, and each subjob platform is set in parallel in the main job platform respectively
On the ground of both sides.
4. device according to claim 1, it is characterised in that described device also includes：The lubricating can connected with flexible pipe
And switch valve；
Connected with flexible pipe between the lubricating can and the air compressor, the switch valve and the tamping tube hammer.
5. device according to claim 1, it is characterised in that adjustable puller strap is coaxially provided with inside the tamping tube hammer,
And one end of the adjustable puller strap is fixed on the inlet end of the tamping tube hammer, the other end of the adjustable puller strap is from institute
The operation end for stating tamping tube hammer is stretched out.
6. device according to claim 1, it is characterised in that the bottom of the tamping tube hammer is provided with lifters, and the liter
The bottom for dropping part is provided with the sliding part for coordinating with the end face of the job platform and sliding.
7. the method that a kind of pipe roof construction device of application as described in any one of claim 1 to 6 carries out pipe roof construction, its feature
It is that methods described includes：
Step 100：The air compressor and tamping tube hammer that will be connected with flexible pipe are arranged on current job platform, and by steel
Pipe is fixedly installed on the operation end of the tamping tube hammer；
Step 200：The steel pipe for controlling the tamping tube hammer to be welded to connect successively rams the predetermined position into construction area, directly
After meeting default connection distance to the connection quantity rammed into the steel pipe of construction area, by the tamping tube hammer and current steel pipe
Disconnect；
Step 300：The air compressor and tamping tube hammer are changed and is arranged on another job platform, and steel pipe is fixedly installed
At the operation end of the tamping tube hammer, return to step 200, until whole predetermined positions of construction area are filled with the steel
Pipe.
8. method according to claim 7, it is characterised in that the step 200 includes：
Step 201：Open the air compressor so that the steel pipe is rammed the tamping tube hammer predeterminated position into construction area
Place, and when the steel pipe is rammed and reaches default detecting distance into the length in construction area, carries out the tamping tube hammer and steel pipe
Misalignment of axe is detected and corrected, and carries out operation of being unearthed；
Step 202：The length being exposed at outside the construction area in the steel pipe reach default adapter apart from when, stopping is rammed into behaviour
Make；
Step 203：The tamping tube hammer is disconnected with current steel pipe, and controls the tamping tube hammer to retreat to away from described and applied
The position in work area domain；
Step 204：One end that another steel pipe is welded in one end outside the construction area is exposed in current steel pipe, and by another steel
The other end of pipe is fixedly installed on the operation end of the tamping tube hammer, return to step 201, until the connection quantity of steel pipe meets default
After connection distance, into step 300.
9. method according to claim 7, it is characterised in that also include before the step 100：
Wait to ram into steel pipe both sides port outer wall on groove is set, and groove polishing processing is carried out to the groove, with
And, the occlusal crib coaxial with the steel pipe is fixedly installed on the tube wall of the steel pipe；
And, by processing after each steel pipe be numbered mark successively.
10. method according to claim 7, it is characterised in that methods described also includes：
The slip test on job platform is carried out to the tamping tube hammer, and, control the ascending shelves of air compressor
Position order conveys air to the tamping tube hammer, and during air is conveyed, tests between the air compressor and tamping tube hammer
Connection air-tightness, and the tamping tube hammer ruuning situation, if detecting exception, close the air compressor, and carry out
Failture evacuation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710198733.4A CN106917629A (en) | 2017-03-29 | 2017-03-29 | A kind of pipe roof construction device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710198733.4A CN106917629A (en) | 2017-03-29 | 2017-03-29 | A kind of pipe roof construction device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106917629A true CN106917629A (en) | 2017-07-04 |
Family
ID=59461472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710198733.4A Pending CN106917629A (en) | 2017-03-29 | 2017-03-29 | A kind of pipe roof construction device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106917629A (en) |
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