CN105156117A - Tunnel-rescue pipe jacking machine and construction method thereof - Google Patents
Tunnel-rescue pipe jacking machine and construction method thereof Download PDFInfo
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- CN105156117A CN105156117A CN201510621696.4A CN201510621696A CN105156117A CN 105156117 A CN105156117 A CN 105156117A CN 201510621696 A CN201510621696 A CN 201510621696A CN 105156117 A CN105156117 A CN 105156117A
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Abstract
The invention discloses a tunnel-rescue pipe jacking machine and a construction method thereof. A supporting frame bears a pipeline assembly, a limiter is mounted at the front end of the supporting frame, a pipe clamp is arranged at the tail end of the pipeline assembly on the supporting frame, the rear end of the pipe clamp is connected with a jacking oil cylinder, the rear end of the jacking oil cylinder is connected with an oil cylinder support arranged at the rear end of the supporting frame, a hydraulic pump station is arranged on the oil cylinder support, the tail end of the supporting frame is connected with a rear supporting seat, a slag discharging crane is connected above the pipe clamp in a supporting manner, a slag discharging trolley capable of freely moving in the pipeline assembly is arranged in the same, and the supporting frame, the pipeline assembly, the limiter, the pipe clamp, the jacking oil cylinder, the oil cylinder support, the hydraulic pump station, the rear supporting seat, the slag discharging crane and the slag discharging trolley form the tunnel-rescue pipe jacking machine. The construction method is simple and easy to implement and simple in process, digging speed is increased greatly, and rescue time can be saved; rescue personnel is positioned inside the pipeline assembly, so that the safety coefficient is high, and the application range is wide.
Description
Technical field
The invention belongs to tunnel accident rescue field, be specifically related to a kind of tunnel rescue push-bench and construction method thereof.
Background technology
Once landslide of closing the door in constructing tunnel, constructor is often trapped in collapses between body and face.How successfully to be rescued by trapped personnel within the shortest time, be the top priority of tunnel rescue.
At present, the method for domestic tunnel cave rescue mainly contains: vertical shaft method, cut and cover method, little pilot tunnel method and heavy caliber horizontal drill hole forming method etc.But in implementation process, the security risk of rescue personnel is high, excavation, supporting operation are many, and speed is slow.
Summary of the invention
For the problems referred to above, patent of the present invention provides a kind of tunnel to rescue push-bench and construction method thereof, tunnel is rescued more effective and rapid.
Technical scheme of the present invention: a kind of tunnel rescue push-bench, comprise bracing frame, it is characterized in that: support frame as described above carrying pipeline assembly, at the front end mounting limit device of bracing frame, on bracing frame, the tail end of pipeline assembly is provided with pipe clamp, the rear end of pipe clamp connects pipe bending cylinder, the rear end of pipe bending cylinder is connected with the cylinder support being arranged on bracing frame rear end, cylinder support is provided with hydraulic power unit, the tail end of bracing frame connects rear support seat, loop wheel machine of slagging tap is connected with at the upper support of pipe clamp, be provided with in pipeline assembly can be freely movable in pipeline assembly dolly of slagging tap, support, pipeline assembly, mounting limit device, pipe clamp, pipe bending cylinder, cylinder support, hydraulic power unit, rear support seat, loop wheel machine of slagging tap rescues push-bench with dolly composition tunnel of slagging tap.
Support frame as described above is divided into four sections, and the bracing frame of four sections linearly connects by connecting alignment pin, and the tail end of support is connected with rear support seat by connecting pin.
Support frame as described above comprise bottom steel frame, bottom steel frame both sides perpendicular support and improve the bearing diagonal of perpendicular supported intensity, bottom steel frame is provided with two parallel rail, and rail brace pipeline assembly, perpendicular supported lives the left side plate of bracing frame.
Described stop comprises limiting bracket, spacing adjuster and top rail, limiting bracket is fixed on bracing frame by bearing pin, spacing adjuster is arranged on limiting bracket, installs crossbeam in the upper end of limiting bracket, and the lower end of spacing adjuster props up pipeline assembly by hollow spacer pin.
Described pipe clamp comprises spacing otic placode, propelling cylinder alignment pin, arc groove and deck, the tail end of spacing otic placode and deck connecting pipe assembly, and propelling cylinder alignment pin connects pipe bending cylinder, and pipeline assembly is placed in arc groove.
Described cylinder support comprises pipe bending cylinder latch, pipe bending cylinder base, supplemental support and plate muscle, pipe bending cylinder base connects the afterbody of pipe bending cylinder, and be fixed connection by pipe bending cylinder latch, be provided with above plate muscle to the hydraulic power unit of pipe bending cylinder pressurization, between hydraulic power unit and cylinder support, be also provided with the supplemental support of band adjuster.
Described loop wheel machine of slagging tap comprises " L " shape support, auxiliary stand and revolving support, revolving support is arranged on the top of pipe clamp, the top of revolving support arranges " L " shape support, auxiliary stand one end is fixed on the perpendicular brace summer of " L " shape support, on the horizontal hanging beam of the other end is fixed on " L " shape support, the top of the horizontal hanging beam of " L " shape support is provided with pulley gear.
Described dolly of slagging tap comprises wagon box, hanger and wheel, is arranged to convex structure bottom wagon box, and wheel is arranged on the bottom of wagon box and is that 45 degree of angles are arranged to both sides and perpendicular bisector.
Described supporting seat place is also provided with the volume field machine be connected with cylinder support.
A kind of tunnel rescue push-bench construction method, is characterized in that, comprise the following steps:
1) on the basis of sclerosis, rear support seat is installed, and carries out reliable anchoring by fining twisted steel, grappling steel pin and ground;
2) use crane by the first sections bracing frame handling to rear support seat front end, the connecting pin of installation afterbody, then installs with rear support seat, and inserts anticreep latch;
3) three sections are installed forward after handling successively, adopt 6 connection alignment pins to position between every sections, and utilize flange bolt and adpting flange bolt to carry out connections to strain;
4) lifting cylinder support and pipe clamp are positioned on bracing frame, and utilize elevation adjusting bolt to regulate, and keep cylinder support and pipe clamp pin-and-hole and bracing frame pin-and-hole in same level position, and keep end face vertical, cylinder support and pipe clamp distance 3m;
5) at supporting framing front end mounting limit device, and hollow spacer pin is inserted;
6) utilize crane to be installed on cylinder support by pipe bending cylinder, pipe bending cylinder front end utilizes steel pier or plancon temporary support cylinder body, and pipe bending cylinder front end wouldn't be installed, and installs after exhaust to be debugged again;
7) on cylinder support, hydraulic power unit is installed, and connects fluid pressure line and element;
8) utilize crane by lifting pipeline to pipe clamp front end, and snap in pipe clamp arc groove, pipeline front end access tube joint, and then handling first section of steel pipe, snap in union front end;
9) move stop after anterior to steel pipe, rotation Ii miter handwheel makes hollow spacer pin compress steel pipe, and so far, push-bench all installs;
10) start pumping plant power supply, promote pipe bending cylinder reversal valve, promote pipeline assembly and slowly move ahead, the process of all jacking pipelines all need arrangement two operating personnels observe at pipe clamp place pipe clamp whether with bracing frame generation clamping stagnation, if clamping stagnation must shut down adjustment;
11) continue to promote the jacking of pipeline assembly, the headwork personnel be in pipeline assembly start to carry out digging, are shoveled fast by the sandy soil entered in steel pipe and slag tap in little wagon box, and after full bucket, muck haulage staff pulls out dolly of slagging tap fast;
12) reach pipe clamp outside when dolly of slagging tap transports, muck haulage personnel are proposed by loop wheel machine of slagging tap dolly of slagging tap, and personnel had bad luck by two dregs being passed to pipe clamp side, and change to empty dolly of slagging tap, and continue to push pipe Inner Front End dress soil;
13) pipe clamp and cylinder support stride is utilized to move ahead the jacking forward gradually of pipeline assembly, when union arrives stop place, rotation Ii miter handwheel, and stop is changed to union rear or front;
14) when steel pipe top is pushed near stop place by pipe clamp, cylinder support is separated with bracing frame, uses electric block to pull pipe clamp and cylinder support to retreat to bracing frame afterbody fast;
15) lift steel pipe and be positioned over pipe clamp front end, the front loaded union of the steel pipe installed additional, is connected with front end steel pipe, promotes pipe bending cylinder handle, makes union slowly forward, and guarantees that the steel pipe rear end installed additional snaps in pipe clamp arc groove;
16) steel pipe continues the circulation of next pushing tow, repeats above step until get through life passage.
Technique effect of the present invention: adopt tunnel provided by the present invention to rescue push-bench and construction method, construction method is simple, and operation is simple, excavation speed improves greatly, can save rescue time, and it is inner that rescue personnel is in pipeline assembly, safety factor is higher, and applicable surface is extensive.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is support frame structure schematic diagram of the present invention;
Fig. 3 is stop structural representation of the present invention;
Fig. 4 is pipe clamp structure schematic diagram of the present invention;
Fig. 5 is cylinder support structural representation of the present invention;
Fig. 6 is that the present invention slags tap loop wheel machine structural representation;
Fig. 7 is that the present invention slags tap loop wheel machine rotation supporting structure enlarged diagram;
Fig. 8 is that the present invention slags tap vehicle structure schematic diagram.
In figure: 1-bracing frame, 2-pipeline assembly, 3-stop, 4-pipe clamp, 5-pipe bending cylinder, 6-cylinder support, 7-rear support seat, 8-hydraulic power unit, 9-loop wheel machine of slagging tap, 10-connect alignment pin, 11-connecting pin, 12-dolly of slagging tap, 13-rail, 14-bearing diagonal, 15-bottom steel frame, 16-perpendicular support, 17-left side plate, 31-limiting bracket, 32-spacing adjuster, 33-top rail, 41-spacing otic placode, 42-propelling cylinder alignment pin, 43-arc groove, 44-deck, 61-pipe bending cylinder latch, 62-pipe bending cylinder base, 63-supplemental support, 64-plate muscle, 91-" L " shape supports, 92-auxiliary stand, 93-revolving support, 121-wagon box, 122-hanger, 123-wheel.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further described:
As shown in Figure 1, a kind of tunnel rescue push-bench, comprise bracing frame 1, it is characterized in that: support frame as described above 1 carries pipeline assembly 2, at the front end mounting limit device 3 of bracing frame 1, on bracing frame 1, the tail end of pipeline assembly 2 is provided with pipe clamp 4, the rear end of pipe clamp 4 connects pipe bending cylinder 5, the rear end of pipe bending cylinder 5 is connected with the cylinder support 6 being arranged on bracing frame 1 rear end, cylinder support 6 is provided with hydraulic power unit 8, the tail end of bracing frame 1 connects rear support seat 7, loop wheel machine 9 of slagging tap is connected with at the upper support of pipe clamp 4, be provided with in pipeline assembly 2 can be freely movable in pipeline assembly dolly 12 of slagging tap, support 1, pipeline assembly 2, mounting limit device 3, pipe clamp 4, pipe bending cylinder 5, cylinder support 6, hydraulic power unit 8, rear support seat 7, loop wheel machine 9 of slagging tap forms tunnel rescue push-bench with dolly 12 of slagging tap.
Support frame as described above 1 is divided into four sections, and the bracing frame 1 of four sections linearly connects by connecting alignment pin 10, and the tail end of support 1 is connected with rear support seat 7 by connecting pin 11.
As shown in Figure 2: support frame as described above 1 comprises bottom steel frame 15, the perpendicular support 16 of bottom steel frame 15 both sides and the bearing diagonal 14 of perpendicular support 16 support strength of raising, bottom steel frame 15 is provided with two parallel rail 13, rail 13 supporting pipeline assembly 2, perpendicular support 16 supports the left side plate 17 of bracing frame 1.
As shown in Figure 3: described stop 3 comprises limiting bracket 31, spacing adjuster 32 and top rail 33, limiting bracket 31 is fixed on bracing frame 1 by bearing pin, spacing adjuster 32 is arranged on limiting bracket 31, install crossbeam 33 in the upper end of limiting bracket 31, the lower end of spacing adjuster 32 props up pipeline assembly 2 by hollow spacer pin.
As shown in Figure 4: described pipe clamp 4 comprises spacing otic placode 41, propelling cylinder alignment pin 42, arc groove 43 and deck 44, the tail end of spacing otic placode 41 and deck 44 connecting pipe assembly 2, propelling cylinder alignment pin 42 connects pipe bending cylinder 5, and pipeline assembly 2 is placed in arc groove 43.
As shown in Figure 5: described cylinder support 6 comprises pipe bending cylinder latch 61, pipe bending cylinder base 62, supplemental support 63 and plate muscle 64, pipe bending cylinder base 62 connects the afterbody of pipe bending cylinder 5, and be fixed connection by pipe bending cylinder latch 61, the hydraulic power unit 8 pressurizeed to pipe bending cylinder 5 is installed above plate muscle 64, between hydraulic power unit 8 and cylinder support 6, is also provided with the supplemental support 63 being with adjuster.
As shown in Figure 6 and Figure 7: described in loop wheel machine 9 of slagging tap comprise " L " shape support 91, auxiliary stand 92 and revolving support 93, revolving support 93 is arranged on the top of pipe clamp 4, the top of revolving support 93 arranges " L " shape support 91, auxiliary stand 92 one end is fixed on the perpendicular brace summer of " L " shape support 91, on the horizontal hanging beam of the other end is fixed on " L " shape support 91, the top of the horizontal hanging beam of " L " shape support 91 is provided with pulley gear.
As shown in Figure 8: described in dolly 12 of slagging tap comprise wagon box 121, hanger 122 and wheel 123, be arranged to convex structure bottom wagon box 121, wheel 123 is arranged on the bottom of wagon box 121 and is that 45 degree of angles are arranged to both sides and perpendicular bisector.
Described supporting seat 7 place is also provided with the volume field machine be connected with cylinder support 6.
A kind of tunnel rescue push-bench construction method, is characterized in that, comprise the following steps:
1) on the basis of sclerosis, rear support seat is installed, and carries out reliable anchoring by fining twisted steel, grappling steel pin and ground;
2) use crane by the first sections bracing frame handling to rear support seat front end, the connecting pin of installation afterbody, then installs with rear support seat, and inserts anticreep latch;
3) three sections are installed forward after handling successively, adopt 6 connection alignment pins to position between every sections, and utilize flange bolt and adpting flange bolt to carry out connections to strain;
4) lifting cylinder support and pipe clamp are positioned on bracing frame, and utilize elevation adjusting bolt to regulate, and keep cylinder support and pipe clamp pin-and-hole and bracing frame pin-and-hole in same level position, and keep end face vertical, cylinder support and pipe clamp distance 3m;
5) at supporting framing front end mounting limit device, and hollow spacer pin is inserted;
6) utilize crane to be installed on cylinder support by pipe bending cylinder, pipe bending cylinder front end utilizes steel pier or plancon temporary support cylinder body, and pipe bending cylinder front end wouldn't be installed, and installs after exhaust to be debugged again;
7) on cylinder support, hydraulic power unit is installed, and connects fluid pressure line and element;
8) utilize crane by lifting pipeline to pipe clamp front end, and snap in pipe clamp arc groove, pipeline front end access tube joint, and then handling first section of steel pipe, snap in union front end;
9) move stop after anterior to steel pipe, rotation Ii miter handwheel makes hollow spacer pin compress steel pipe, and so far, push-bench all installs;
10) start pumping plant power supply, promote pipe bending cylinder reversal valve, promote pipeline assembly and slowly move ahead, the process of all jacking pipelines all need arrangement two operating personnels observe at pipe clamp place pipe clamp whether with bracing frame generation clamping stagnation, if clamping stagnation must shut down adjustment;
11) continue to promote the jacking of pipeline assembly, the headwork personnel be in pipeline assembly start to carry out digging, are shoveled fast by the sandy soil entered in steel pipe and slag tap in little wagon box, and after full bucket, muck haulage staff pulls out dolly of slagging tap fast;
12) reach pipe clamp outside when dolly of slagging tap transports, muck haulage personnel are proposed by loop wheel machine of slagging tap dolly of slagging tap, and personnel had bad luck by two dregs being passed to pipe clamp side, and change to empty dolly of slagging tap, and continue to push pipe Inner Front End dress soil;
13) pipe clamp and cylinder support stride is utilized to move ahead the jacking forward gradually of pipeline assembly, when union arrives stop place, rotation Ii miter handwheel, and stop is changed to union rear or front;
14) when steel pipe top is pushed near stop place by pipe clamp, cylinder support is separated with bracing frame, uses electric block to pull pipe clamp and cylinder support to retreat to bracing frame afterbody fast;
15) lift steel pipe and be positioned over pipe clamp front end, the front loaded union of the steel pipe installed additional, is connected with front end steel pipe, promotes pipe bending cylinder handle, makes union slowly forward, and guarantees that the steel pipe rear end installed additional snaps in pipe clamp arc groove;
16) steel pipe continues the circulation of next pushing tow, repeats above step until get through life passage.
A kind of tunnel rescue push-bench of the present invention and construction method thereof, bracing frame is the dominant structural moieties of push pipe, for pipeline stop, pipe clamp, cylinder support provides support, sections connects employing location steel finger setting and the connected mode strained by flange bolt, simple and fast is installed, rear support seat is positioned at the afterbody of push-bench, Main Function is the reaction force bearing pushing tow process, stop Main Function is restriction conduit jacking direction, pipeline is made to enter landslide soil layer with the direction being parallel to bracing frame center line, and avoid pipe bending in jack-in process, the Main Function of pipe clamp is: restriction rescue duct orientation, it is made to be parallel to bracing frame, oil cylinder ear seat is established in rear end, connects jacking oil cylinder, relay cylinder thrust, front end is provided with pipeline draw-in groove, restriction conduit end, both wings are provided with adjustment screw rod, regulate pipe clamp elevation.Cylinder support front end connects jacking oil cylinder by ear seat, plugging pin oil cylinder is installed in rear end, plugging pin oil cylinder pinned connection bracing frame, cylinder thrust is delivered to bracing frame, the design of plugging pin oil cylinder can reduce rescue team's labour intensity, promote rescue work efficiency, dolly haul yardage of slagging tap increases, the operation of dress soil is simpler, fast, loop wheel machine of slagging tap can reduce hand labor intensity, saving is slagged tap the time, improve rescue efficiency, for improving rescue efficiency, this drive end unit is designed with 3t and rolls up field machine, support level A seating is adopted to be installed on afterbody rear support seat, be mainly used in pulling jacking mechanism (pipe clamp fast, oil cylinder, there is steel support, pumping plant) return initial position to increase pipeline, save rescue time.
Adopt tunnel provided by the present invention to rescue push-bench and construction method, construction method is simple, and operation is simple, and excavation speed improves greatly, can save rescue time, and it is inner that rescue personnel is in pipeline assembly, and safety factor is higher, and applicable surface is extensive.
Claims (10)
1. a tunnel rescue push-bench, comprise bracing frame (1), it is characterized in that: support frame as described above (1) carrying pipeline assembly (2), in front end mounting limit device (3) of bracing frame (1), the tail end of the upper pipeline assembly (2) of bracing frame (1) is provided with pipe clamp (4), the rear end of pipe clamp (4) connects pipe bending cylinder (5), the rear end of pipe bending cylinder (5) is connected with the cylinder support (6) being arranged on bracing frame (1) rear end, cylinder support (6) is provided with hydraulic power unit (8), the tail end of bracing frame (1) connects rear support seat (7), loop wheel machine of slagging tap (9) is connected with at the upper support of pipe clamp (4), be provided with in pipeline assembly (2) can be freely movable in pipeline assembly dolly of slagging tap (12), support (1), pipeline assembly (2), mounting limit device (3), pipe clamp (4), pipe bending cylinder (5), cylinder support (6), hydraulic power unit (8), rear support seat (7), slag tap loop wheel machine (9) and dolly of slagging tap (12) composition tunnel rescue push-bench.
2. a kind of tunnel rescue push-bench according to claim 1, it is characterized in that: support frame as described above (1) is divided into four sections, the bracing frame (1) of four sections linearly connects by connecting alignment pin (10), and the tail end of support (1) is connected with rear support seat (7) by connecting pin (11).
3. a kind of tunnel rescue push-bench according to claim 1, it is characterized in that: support frame as described above (1) comprises bottom steel frame (15), the perpendicular support (16) of bottom steel frame (15) both sides and the bearing diagonal (14) of the perpendicular support of raising (16) support strength, bottom steel frame (15) is provided with two parallel rail (13), rail (13) supporting pipeline assembly (2), perpendicular support (16) supports the left side plate (17) of bracing frame (1).
4. a kind of tunnel rescue push-bench according to claim 1, it is characterized in that: described stop (3) comprises limiting bracket (31), spacing adjuster (32) and top rail (33), limiting bracket (31) is fixed on bracing frame (1) by bearing pin, spacing adjuster (32) is arranged on limiting bracket (31), install crossbeam (33) in the upper end of limiting bracket (31), the lower end of spacing adjuster (32) props up pipeline assembly (2) by hollow spacer pin.
5. a kind of tunnel rescue push-bench according to claim 1, it is characterized in that: described pipe clamp (4) comprises spacing otic placode (41), propelling cylinder alignment pin (42), arc groove (43) and deck (44), the tail end of spacing otic placode (41) and deck (44) connecting pipe assembly (2), propelling cylinder alignment pin (42) connects pipe bending cylinder (5), and pipeline assembly (2) is placed in arc groove (43).
6. a kind of tunnel rescue push-bench according to claim 1, it is characterized in that: described cylinder support (6) comprises pipe bending cylinder latch (61), pipe bending cylinder base (62), supplemental support (63) and plate muscle (64), pipe bending cylinder base (62) connects the afterbody of pipe bending cylinder (5), and be fixed connection by pipe bending cylinder latch (61), plate muscle (64) top is provided with the hydraulic power unit (8) pressurizeed to pipe bending cylinder (5), the supplemental support (63) being with adjuster is also provided with between hydraulic power unit (8) and cylinder support (6).
7. a kind of tunnel rescue push-bench according to claim 1, it is characterized in that: described in loop wheel machine (9) of slagging tap comprise " L " shape support (91), auxiliary stand (92) and revolving support (93), revolving support (93) is arranged on the top of pipe clamp (4), the top of revolving support (93) arranges " L " shape support (91), auxiliary stand (92) one end is fixed on the perpendicular brace summer of " L " shape support (91), on the horizontal hanging beam of the other end is fixed on " L " shape support (91), the top of the horizontal hanging beam of " L " shape support (91) is provided with pulley gear.
8. a kind of tunnel rescue push-bench according to claim 1, it is characterized in that: described in dolly (12) of slagging tap comprise wagon box (121), hanger (122) and wheel (123), convex structure is arranged in wagon box (121) bottom, and wheel (123) is arranged on the bottom of wagon box (121) and is that 45 degree of angles are arranged to both sides and perpendicular bisector.
9. a kind of tunnel rescue push-bench according to claim 1, is characterized in that: described supporting seat (7) place is also provided with the volume field machine be connected with cylinder support (6).
10. a tunnel rescue push-bench construction method, is characterized in that, comprise the following steps:
1) on the basis of sclerosis, rear support seat is installed, and carries out reliable anchoring by fining twisted steel, grappling steel pin and ground;
2) use crane by the first sections bracing frame handling to rear support seat front end, the connecting pin of installation afterbody, then installs with rear support seat, and inserts anticreep latch;
3) three sections are installed forward after handling successively, adopt 6 connection alignment pins to position between every sections, and utilize flange bolt and adpting flange bolt to carry out connections to strain;
4) lifting cylinder support and pipe clamp are positioned on bracing frame, and utilize elevation adjusting bolt to regulate, and keep cylinder support and pipe clamp pin-and-hole and bracing frame pin-and-hole in same level position, and keep end face vertical, cylinder support and pipe clamp distance 3m;
5) at supporting framing front end mounting limit device, and hollow spacer pin is inserted;
6) utilize crane to be installed on cylinder support by pipe bending cylinder, pipe bending cylinder front end utilizes steel pier or plancon temporary support cylinder body, and pipe bending cylinder front end wouldn't be installed, and installs after exhaust to be debugged again;
7) on cylinder support, hydraulic power unit is installed, and connects fluid pressure line and element;
8) utilize crane by lifting pipeline to pipe clamp front end, and snap in pipe clamp arc groove, pipeline front end access tube joint, and then handling first section of steel pipe, snap in union front end;
9) move stop after anterior to steel pipe, rotation Ii miter handwheel makes hollow spacer pin compress steel pipe, and so far, push-bench all installs;
10) start pumping plant power supply, promote pipe bending cylinder reversal valve, promote pipeline assembly and slowly move ahead, the process of all jacking pipelines all need arrangement two operating personnels observe at pipe clamp place pipe clamp whether with bracing frame generation clamping stagnation, if clamping stagnation must shut down adjustment;
11) continue to promote the jacking of pipeline assembly, the headwork personnel be in pipeline assembly start to carry out digging, are shoveled fast by the sandy soil entered in steel pipe and slag tap in little wagon box, and after full bucket, muck haulage staff pulls out dolly of slagging tap fast;
12) reach pipe clamp outside when dolly of slagging tap transports, muck haulage personnel are proposed by loop wheel machine of slagging tap dolly of slagging tap, and personnel had bad luck by two dregs being passed to pipe clamp side, and change to empty dolly of slagging tap, and continue to push pipe Inner Front End dress soil;
13) pipe clamp and cylinder support stride is utilized to move ahead the jacking forward gradually of pipeline assembly, when union arrives stop place, rotation Ii miter handwheel, and stop is changed to union rear or front;
14) when steel pipe top is pushed near stop place by pipe clamp, cylinder support is separated with bracing frame, uses electric block to pull pipe clamp and cylinder support to retreat to bracing frame afterbody fast;
15) lift steel pipe and be positioned over pipe clamp front end, the front loaded union of the steel pipe installed additional, is connected with front end steel pipe, promotes pipe bending cylinder handle, makes union slowly forward, and guarantees that the steel pipe rear end installed additional snaps in pipe clamp arc groove;
16) steel pipe continues the circulation of next pushing tow, repeats above step until get through life passage.
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| CN201510621696.4A CN105156117B (en) | 2015-09-25 | 2015-09-25 | Tunnel-rescue pipe jacking machine and construction method thereof |
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| CN201510621696.4A CN105156117B (en) | 2015-09-25 | 2015-09-25 | Tunnel-rescue pipe jacking machine and construction method thereof |
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| CN108131160A (en) * | 2018-02-09 | 2018-06-08 | 江苏格睿特管网工程有限公司 | No received well push-bench and its completely recycle engineering method |
| CN109488366A (en) * | 2018-11-06 | 2019-03-19 | 东北大学 | Safe and reliable Quick rescue device and rescue mode after a kind of tunnel cave |
| CN110645041A (en) * | 2019-10-28 | 2020-01-03 | 煤科集团沈阳研究院有限公司 | Coal mine collapse roadway jacking pipe rescue equipment and installation method thereof |
| CN111794761A (en) * | 2020-03-23 | 2020-10-20 | 辽宁工程技术大学 | Be used for tunnel collapse rescue device |
| CN114060037A (en) * | 2021-10-18 | 2022-02-18 | 宁波用躬科技有限公司 | Trolley supporting system for tunnel construction |
| CN114370276A (en) * | 2021-11-30 | 2022-04-19 | 中南大学 | Construction method for newly-opened rescue channel |
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| CN109488366A (en) * | 2018-11-06 | 2019-03-19 | 东北大学 | Safe and reliable Quick rescue device and rescue mode after a kind of tunnel cave |
| CN109488366B (en) * | 2018-11-06 | 2020-08-25 | 东北大学 | Safe and reliable rapid rescue device and rescue method after tunnel collapse |
| CN110645041A (en) * | 2019-10-28 | 2020-01-03 | 煤科集团沈阳研究院有限公司 | Coal mine collapse roadway jacking pipe rescue equipment and installation method thereof |
| CN110645041B (en) * | 2019-10-28 | 2024-04-05 | 中煤科工集团沈阳研究院有限公司 | Coal mine collapse roadway pipe jacking rescue equipment and installation method thereof |
| CN111794761A (en) * | 2020-03-23 | 2020-10-20 | 辽宁工程技术大学 | Be used for tunnel collapse rescue device |
| CN114060037A (en) * | 2021-10-18 | 2022-02-18 | 宁波用躬科技有限公司 | Trolley supporting system for tunnel construction |
| CN114060037B (en) * | 2021-10-18 | 2023-08-29 | 宁波用躬科技有限公司 | Trolley supporting system for tunnel construction |
| CN114370276A (en) * | 2021-11-30 | 2022-04-19 | 中南大学 | Construction method for newly-opened rescue channel |
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