CN208416548U - Auxiliary device for shield launching - Google Patents
Auxiliary device for shield launching Download PDFInfo
- Publication number
- CN208416548U CN208416548U CN201821119838.2U CN201821119838U CN208416548U CN 208416548 U CN208416548 U CN 208416548U CN 201821119838 U CN201821119838 U CN 201821119838U CN 208416548 U CN208416548 U CN 208416548U
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- extended loop
- pulpboard
- auxiliary device
- shield launching
- welded
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Abstract
The utility model discloses a kind of auxiliary devices for shield launching comprising extended loop, for the cylinder being made of upper and lower two semicircle parts, the extended loop has head end and tail end along shield machine tunneling direction;Only pulpboard, is arranged on the tail end end face and its plate face is perpendicular to the extended loop axis direction, and the only pulpboard is multiple along tail end whole circumference arrangement cyclization, and the only pulpboard is 600-800mm along the length of the extended loop in the radial direction;And sealing ring comprising the fixed ring being welded on the extended loop inner wall and the wire brush being welded in the fixed ring.Shield machine originated by extended loop described in the utility model originated compared to steel bushing have the characteristics that practical, easy to operate, save the cost, save the time, improve working efficiency, effective guarantee construction personnel it is safe.
Description
Technical field
The utility model relates to a kind of shield machine ancillary equipments.More specifically, the utility model relates to one kind to be used for shield
The auxiliary device that structure machine originates.
Background technique
Steel bushing is common technology in current shield-tunneling construction for originating and receiving for shield machine.In shield launching and
Received building-site assembling steel bushing can save a large amount of man power and materials under the premise of guaranteeing shield machine safety.It is existing
Steel bushing generally comprise multistage extended loop, every section of extended loop is assembled by upper and lower two semi-round annular plates.In construction,
Ring flat-plate is carried out assembly welding into extended loop by scene.But at tunnel portal for be arranged originate ventilating shaft space it is limited when,
How to guarantee that shield machine smoothly originates safely, is construction personnel's urgent problem.
Utility model content
One purpose of the utility model is to solve at least the above problems, and provide the advantages of at least will be described later.
The utility model is to provide a kind of auxiliary device for shield launching there are one purpose, and structure is simple,
Using single extended loop, realization can be interior in a limited space, provides for shield launching and safely and effectively ensures.
In order to realize these purposes and other advantages according to the present utility model, provide a kind of for shield launching
Auxiliary device comprising:
Extended loop, for the cylinder being made of upper and lower two semicircle parts, the extended loop has along shield machine tunneling direction
There are head end and tail end;
Only pulpboard, is arranged on the tail end end face and its plate face is perpendicular to the extended loop axis direction, described to stop
Pulpboard is multiple along tail end whole circumference arrangement cyclization, and the only pulpboard is along the length of the extended loop in the radial direction
600-800mm;
And sealing ring comprising the fixed ring that is welded on the extended loop inner wall and be welded in the fixed ring
Wire brush;
Preferably, the sealing ring is at least twice, and two seals interannular is away from for 300-500mm.
Preferably, the only pulpboard has outboard end and proximal end, the outside along the extended loop in the radial direction
The width at end is greater than the width of the proximal end;It is described that outboard end is only provided with connecting hole on pulpboard, in the connecting hole
It is provided with connection bolt, the only pulpboard is detachably connected to the extended loop tail end.
Preferably, the connecting hole is the strip hole for being parallel to the extended loop radial direction, the length of the connecting hole
Degree is 100-150mm.
Preferably, the wire brush includes brush handle and bristle, and the brush handle is welded in the fixed ring, the bristle
It is in 30-50 degree angle with the brush handle.
Preferably, the auxiliary device for shield launching further include: the outlet setting of ball valve, the ball valve exists
The brush handle tail end, the ball valve be it is multiple, be arranged on the extended loop circumference at equal intervals.
Preferably, the auxiliary device for shield launching further include: side door is arranged in the extended loop two
Side, the side door width are 500mm.
Preferably, the auxiliary device for shield launching further include: gusset is arranged at equal intervals for multiple tracks
On the extended loop periphery wall, the height of the gusset is 30mm.
Preferably, the auxiliary device for shield launching further include: gasket ring, setting are only starched described
Between plate and the tail end, the width of the gasket ring is not less than the length for stopping pulpboard.
Preferably, the auxiliary device for shield launching further include: bottom bracket is welded on the extension
Below ring;The bottom bracket includes the multiple tracks force bearing plate and bottom plate for being welded on the extended loop two sides, and the force bearing plate is in perpendicular
Histogram is to setting, and the base plate paving is on the ground.
The utility model is include at least the following beneficial effects: the auxiliary described in the utility model for shield launching fills
It sets, structure is simple, easy to use.It is provided with the sealing ring that at least twice wire brush is constituted in the extended loop, substantially increases
The leakproofness of shield launching auxiliary device, at the same install on extended loop it is multiple can be with the ball valve of plasma discharge slip casting, can be quick
The case where preventing leak spillage during shield launching in time generation.The steel wire brush ring can prevent shield machine from existing simultaneously
Accident collision extended loop inner wall when originating, it is ensured that working security.Shield is originated by extended loop described in the utility model and is compared
Steel bushing originates with practical, easy to operate, save the cost, saves time, raising working efficiency, effective guarantee constructor
Member it is safe the features such as.
The further advantage, target and feature of the utility model will be partially reflected by the following instructions, and part will also pass through
Research and practice to the utility model and be understood by the person skilled in the art.
Detailed description of the invention
Fig. 1 is that the side structure of the auxiliary device described in the one of embodiment of the utility model for shield launching shows
It is intended to;
Fig. 2 is that the partial cross section of the auxiliary device described in one embodiment of the utility model for shield launching shows
It is intended to;
Fig. 3 is the front signal described in one embodiment of the utility model for the auxiliary device of shield launching
Figure;
Fig. 4 is that the partial cross section of the auxiliary device described in one embodiment of the utility model for shield launching shows
It is intended to.
Specific embodiment
The following describes the utility model in further detail with reference to the accompanying drawings, to enable those skilled in the art referring to explanation
Book text can be implemented accordingly.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein are not precluded one or more
The presence or addition of a other elements or combinations thereof.
As shown in Figure 1-3, the utility model provides a kind of auxiliary device for shield launching comprising extended loop
100, for the cylinder that is made of upper and lower two semicircle parts, the extended loop 100 have along shield machine tunneling direction head end and
Tail end;Wherein the head end is connected on the pre-buried ring of portal;
Only pulpboard 200, are arranged on the tail end end face and its plate face is perpendicular to 100 axis direction of extended loop,
The only pulpboard 200 is multiple along tail end whole circumference arrangement cyclization, and the only pulpboard 200 is along 100 diameter of extended loop
Length on direction is 600-800mm;The length of the preferably described only pulpboard 200 is 650mm, only 200 edge of pulpboard
Width on 100 circumferencial direction of extended loop can be 300mm or 600mm.Along whole circumference installation described in only pulpboard
200 be, for example, the alternate setting of two kinds of width, and the adjustment of width can also be carried out according to the actual conditions of tunnel portal.
And sealing ring 300 comprising the fixed ring 301 that is welded on 100 inner wall of extended loop and be welded on described
Wire brush 302 in fixed ring.The fixed ring 301 for example by multiple stainless steel link blocks using be fully welded technique be welded on it is described
It is formed after on 100 inner wall of extended loop.The thickness of the stainless steel link block is, for example, 50mm, and length is, for example, 150mm, width
For example, 150mm.The wire brush 302 is welded in the fixed ring 301, and the inner wall with the fixed ring 301 is in certain angle
Degree setting.It is possible thereby to guarantee that the sealing ring 300 can not only play the role of sealing, spillage when preventing shield launching,
Leak;Simultaneously using the hardness of the wire brush 302, adjusting shield launching state in time makes it that accurate angle be kept to go out
Hair.The tail end that extended loop 100 is arranged in pulpboard 200 described only further functions as the generation of mortar leakage prevention and water leakage situation.This reality
Begun with the novel auxiliary device for shield launching just with the safety and stability that shield machine can be completed in single hop cylinder
Hair, using the sealing ring 300 being arranged in inside the only pulpboard 200 and the extended loop 100 of 100 tail end of extended loop, no
Only shield launching provides reliable sealed environment, while adjusting angle of setting out in time using wire brush 302, guarantees construction peace
Entirely.
In one of the embodiments, as shown in Fig. 2, the sealing ring 300 is at least twice, between two seals ring 300
Away from for 300-500mm.Multiple tracks also can be set in the sealing ring 300, for improving the sealing effect of extended loop 300, is simultaneously
Shield launching provides more stable confined space.
In one of the embodiments, as shown in figure 3, the only pulpboard 200 has in the radial direction along the extended loop 100
There are outboard end and proximal end, the width of the outboard end is greater than the width of the proximal end;Close to outside on the only pulpboard 200
End is provided with connecting hole 201, is provided with connection bolt in the connecting hole 201, and the only pulpboard 200 is detachably connected to institute
State 100 tail end of extended loop.Generally fan-shaped or trapezoidal plate, multiple only pulpboards 200 also can be set into the only pulpboard 200
Connection cyclization, for playing the role of mortar leakage prevention and leak.The only pulpboard 200 is made for example, by using the steel plate of 20mm thickness,
On the premise of ensuring tightness, the intensity of itself is improved.
In one of the embodiments, as shown in figure 3, the connecting hole 201 is to be parallel to the 100 radial direction side of extended loop
To strip hole, the length of the connecting hole 201 is 100-150mm.Plate face of the connecting hole 201 in the only pulpboard 200
On, close to the outboard end setting of the only pulpboard 200.The connecting hole 201 is used to adjust the position of only pulpboard 200, in order to
Different portals is cooperated to form better seal.
It is described in one of the embodiments, as shown in Fig. 2, the wire brush 302 includes brush handle 3021 and bristle 3022
Brush handle 3021 is welded in the fixed ring 301, and the bristle 3022 is in 30-50 degree angle with the brush handle 3021.The brush handle
3021 tail end is for example also welded with stop block 303, for keeping the fixation position of wire brush 302, places shield machine and is originating
When collide the extended loop 100.
In one of the embodiments, as shown in Figure 1, the auxiliary device for shield launching further include: ball valve
101, the outlet of the ball valve 101 setting in 3021 tail end of brush handle, the ball valve 101 be it is multiple, institute is set at equal intervals
It states on 100 circumference of extended loop.The 2 of the extended loop 100,4,8,10 points of (clock and watch point) positions are for example arranged in the ball valve 101
It sets, note discharge pipe is installed on 42 cun of band ball valves, once shield machine, which has, plants head trend head, dual slurry can be infused in lower part and returned
Top.
In one of the embodiments, as shown in Figure 1, the auxiliary device for shield launching further include: side door
400, in 100 two sides of extended loop, 400 width of side door is 500mm for setting.The side door 400 is passed in and out for personnel
And scarfing cinder when broken hole door.
In one of the embodiments, as shown in Figure 1, the auxiliary device for shield launching further include: gusset
102, it is arranged on 100 periphery wall of extended loop at equal intervals for multiple tracks, the height of the gusset 102 is 30mm.It is described to prolong
For example long 1800mm of ring 100, diameter (internal diameter) 6620mm are stretched, two semicircular up and down is divided into.The cylinder is for example, by using 20mm thickness
Steel plate is made.Longitudinal, the circumferential gusset 102 of the periphery welding of the extended loop 100 to guarantee the cylinder rigidity of extended loop 100,
Gusset 102 thickness 20mm, high 110mm are spaced about 425*600mm.
In one of the embodiments, as shown in Figure 1, the auxiliary device for shield launching further include: sealing
Gasket ring 103, be arranged in it is described only between pulpboard 200 and the tail end end face of the extended loop 100, the gasket ring 103
Length of the width not less than only pulpboard 200.The gasket ring 103 is made for example, by using with a thickness of the rubber pad of 20mm, is used for
Improve the leakproofness of the extended loop 100.
In one of the embodiments, as shown in figure 4, the auxiliary device for shield launching further include: bottom
Bracket 500 is welded on 100 lower section of extended loop;The bottom bracket 500 includes being welded on 100 two sides of extended loop
Multiple tracks force bearing plate 501 and bottom plate 502, the force bearing plate 501 is arranged in vertical direction, and the bottom plate 502 is laid on the ground.
The force bearing plate 501 is for example welded and fused with the steel plate of 20mm thickness, bottom bracket 500 and the lower cylinder of extended loop 100,
501 elder generation of force bearing plate and 100 barrel soldering of extended loop when welding, then lateral gusset is welded, finally weld bottom plate 502 and I-steel.
The distance of 100 center of extended loop to bottom is 3460mm, bottom bracket length 1759mm, width 1190mm.
The extended loop of auxiliary device described in the utility model for shield launching in one of the embodiments,
100 be barrel-like structure open at one end, and entire 100 overall length of extended loop is 1800mm, is also set in the two sides of the extended loop 100
It is equipped with left and right I-shaped bracing members.Lower part soil pressure is 0.19Mpa when shield launching, and extended loop 100 designs pressure-resistant 0.3Mpa, is met
It is required that.Steel plate selection: Q235B, plate thickness δ=20mm.
Auxiliary device described in the utility model for shield launching, in construction, including following installation steps:
(1) before starting that extended loop 100 is installed, central lines of track is determined first in foundation pit, it is desirable that extended loop 100
Center line, two control lines of central lines of track are overlapped.
(2) assemble extended loop 100 on ground, integrally transfer in end well, make extended loop 100 center and in advance really
The central lines of track set is overlapped, and is moved forward extended loop and is connect with the pre-buried boxing of portal.The wherein assembling of extended loop 100 is specially
Extended loop 100 is 1800mm long, diameter (internal diameter) 6620mm, is divided into two semicircular up and down.100 cylinder material of extended loop 20mm thickness
Steel plate.For vertical, the circumferential gusset 102 of periphery welding of 100 cylinder of extended loop to guarantee cylinder rigidity, 102 thickness 20mm of gusset is high
110mm is spaced about 425*600mm.Round flange 104, method are welded in the end of 100 cylinder of extended loop and upper and lower two semicircular joint surface
The plate of the 40mm thickness of orchid 104, upper and lower two semicircular are all made of M27, the connection of 8.8 grade bolts, centre plus 10mm thickness rubber pad.It holds bottom
The 20mm plate of power plate 501, bottom bracket 500 are welded and fused with lower cylinder, when welding bottom force bearing plate 50 first with extend
The welding of 100 outer wall of ring, then lateral gusset 102 is welded, weld bottom plate 502 and I-steel.After support group installs, I-steel bottom edge
It is welded with station bottom plate built-in fitting, bracket must be held out against with fashioned iron and station side wall.
Extended loop 100 is connect with portal embedded board using freezing.
In 2,4,8,10 points of (clock and watch point) positions of extended loop 100,42 cun of band ball valves of installation infuse discharge pipe, once shield
Structure machine, which has, plants head trend head, can infuse dual slurry in lower part and return back to top.
400 width 500mm of side door is respectively set in 100 side of extended loop, scarfing cinder when for personnel's disengaging and broken hole door.
(3) after extended loop 100 is installed, repetition measurement is carried out to 100 cylinder position of extended loop, is checked and shield machine arrival
Whether center line is overlapped.
(4) extended loop 100 and embedded board are welded to connect by arc pressuring plate, and weld seam, which encloses interior outside along extended loop one, expires
Weldering, weld seam must be full.
(5) rail is installed in extended loop
2 43 kilograms of rail are installed, rail and flush, the rail that originates frame two sides rail below the extended loop 100 in circular arc
Weld 7 letter stencils in two sides.For the trend to come back when keeping shield launching, the close padded 20mm of portal end rail.
(6) installation originates frame and shield body
After extended loop installs, secondly installation originates frame, then installs shield machine main body, and with connecting bridge and rear mating
Trolley connection.
(7) two sides reinforce
To prevent shield machine shield body and 100 entirety of extended loop from twisting, toppling, 2 are installed in 100 two sides of extended loop
20 I-steel.
It is not only in the description and the implementation although the embodiments of the present invention have been disclosed as above
Listed utilization, it can be applied to various fields suitable for the present invention completely, for those skilled in the art,
Other modifications may be easily implemented, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality
It is not limited to specific details and legend shown and described herein with novel.
Claims (10)
1. being used for the auxiliary device of shield launching characterized by comprising
Extended loop, for the cylinder being made of upper and lower two semicircle parts, the extended loop has head along shield machine tunneling direction
End and tail end;
Only pulpboard, is arranged on the tail end end face and its plate face is perpendicular to the extended loop axis direction, the only pulpboard
Arrange that cyclization, the only pulpboard are 600- along the length of the extended loop in the radial direction along the tail end whole circumference to be multiple
800mm;
And sealing ring comprising the fixed ring being welded on the extended loop inner wall and the steel wire being welded in the fixed ring
Brush.
2. being used for the auxiliary device of shield launching as described in claim 1, which is characterized in that the sealing ring is at least two
Road, two seals interannular is away from for 300-500mm.
3. being used for the auxiliary device of shield launching as claimed in claim 2, which is characterized in that the only pulpboard prolongs described in
Stretch ring has outboard end and proximal end in the radial direction, and the width of the outboard end is greater than the width of the proximal end;It is described to stop
Outboard end is provided with connecting hole on pulpboard, connection bolt is provided in the connecting hole, the only pulpboard is detachably connected
It is connected to the extended loop tail end.
4. being used for the auxiliary device of shield launching as claimed in claim 3, which is characterized in that the connecting hole is to be parallel to
The strip hole of the extended loop radial direction, the length of the connecting hole are 100-150mm.
5. being used for the auxiliary device of shield launching as claimed in claim 2, which is characterized in that the wire brush includes brush handle
And bristle, the brush handle are welded in the fixed ring, the bristle and the brush handle are in 30-50 degree angle.
6. being used for the auxiliary device of shield launching as claimed in claim 5, which is characterized in that further include: ball valve, the ball
The outlet setting of valve in the brush handle tail end, the ball valve be it is multiple, be arranged on the extended loop circumference at equal intervals.
7. being used for the auxiliary device of shield launching as described in claim 1, which is characterized in that further include: side door, setting
In the extended loop two sides, the side door width is 500mm.
8. being used for the auxiliary device of shield launching as described in claim 1, which is characterized in that further include: gusset is more
Road is arranged at equal intervals on the extended loop periphery wall, and the height of the gusset is 30mm.
9. being used for the auxiliary device of shield launching as described in claim 1, which is characterized in that it further include gasket ring,
Setting stops between pulpboard and the tail end described, and the width of the gasket ring is not less than the length for stopping pulpboard.
10. being used for the auxiliary device of shield launching as described in claim 1, which is characterized in that further include: bottom bracket,
It is welded below the extended loop;The bottom bracket includes multiple tracks force bearing plate and the bottom for being welded on the extended loop two sides
Plate, the force bearing plate are arranged in vertical direction, and the base plate paving is on the ground.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821119838.2U CN208416548U (en) | 2018-07-13 | 2018-07-13 | Auxiliary device for shield launching |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821119838.2U CN208416548U (en) | 2018-07-13 | 2018-07-13 | Auxiliary device for shield launching |
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CN208416548U true CN208416548U (en) | 2019-01-22 |
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CN201821119838.2U Active CN208416548U (en) | 2018-07-13 | 2018-07-13 | Auxiliary device for shield launching |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110219658A (en) * | 2019-07-25 | 2019-09-10 | 中建八局轨道交通建设有限公司 | Prevent shield machine from planting the device and its application method of head |
-
2018
- 2018-07-13 CN CN201821119838.2U patent/CN208416548U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110219658A (en) * | 2019-07-25 | 2019-09-10 | 中建八局轨道交通建设有限公司 | Prevent shield machine from planting the device and its application method of head |
CN110219658B (en) * | 2019-07-25 | 2024-04-12 | 中建八局轨道交通建设有限公司 | Device for preventing shield tunneling machine from head planting and use method thereof |
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