CN205876352U - Energy -efficient landing stage suitable for multi -angle is placed - Google Patents
Energy -efficient landing stage suitable for multi -angle is placed Download PDFInfo
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- CN205876352U CN205876352U CN201620518828.0U CN201620518828U CN205876352U CN 205876352 U CN205876352 U CN 205876352U CN 201620518828 U CN201620518828 U CN 201620518828U CN 205876352 U CN205876352 U CN 205876352U
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- trestle
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Abstract
The utility model discloses an energy -efficient landing stage suitable for multi -angle is placed. Poor in order to overcome current tunnel construction landing stage adaptability, the span is little, and it is difficult to shift, and inefficiency etc. Are not enough, the utility model discloses main bridge and main access bridge formation swing joint the tip of main access bridge is equipped with the connection halfpace, main access bridge is connected halfpace department and is assisted access bridge formation swing joint at this, the junction of main bridge and main access bridge has an interval of connection, is equipped with the debugging mode arm connecting the spaced lower part, is equipped with activity support rack between two lines of main bridges, is equipped with drive wheel, sideslip mechanism at the rear portion of main bridge. The utility model is used for tunnel construction, its adaptation multi -angle is placed, strong adaptability, convenient to use can realize large -span line production, construction in succession, and automatic framework shifts, regulates and control the gesture automatically, and the installation is shifted easily, and the framework is swift, and is efficient, compact structure, occupation space is little, and it is low to make use cost, the narrow and small single line tunnel construction in space under the complex geological condition suitable very much.
Description
Technical field
The present invention relates to a kind of trestle for constructing tunnel, a kind of be applicable to that multi-angle places energy-efficient
Trestle.
Background technology
Constructing tunnel, is limited to narrow space, and construction equipment is difficult to install, and cargo handling operation is complicated in addition, and potential safety hazard is many, effect
Rate improves difficulty, especially at single-track tunnel.
At present, constructing tunnel grade is more and more higher, for ensureing the globality of tunnel inverted arch construction, improves bearing capacity, it is desirable to
Line production, constructs continuously, and inverted arch one-off construction length to reach more than 24 meters.
Existing tunnel construction, in addition to requiring large span displacement, large span line production to construct continuously, also to take into account and face upward
Excavation tap cinder construction bottom arch.
Thus, existing during constructing tunnel, the trestle passage of connection front end excavation face and filling face, rear end must be set,
To ensure that tunnel excavation is slagged tap and transport of materials is carried out, line production simultaneously, construct continuously.
The weak point of existing trestle is: bad adaptability.The access bridge of existing trestle, uses position according to access bridge, generally exists
One fixed angle of access bridge Front-end Design is as the access bridge gradient, to facilitate the slow fall of vehicle current.But in constructing tunnel, a side
Face is that the span making trestle increases, and bearing capacity increases, and needs to increase the height of trestle；On the other hand, multiple due to constructing tunnel
The feature of construction method, access bridge is not in some specific position, thus, the access bridge of existing trestle can suitably exist
Some angle is placed, but when placed angle changes, this fixed angle can produce bigger slope plus the inclination of access bridge
Degree, this not only to vehicle by totally unfavorable, but also become the obstruction that vehicle passes through.
Secondly, existing trestle span little (generally construction length 6 12 meters), construction length is short, displacement difficulty, it is impossible to realize
24 meters of large span line productiones, construct continuously；Existing both sides truss adds the trestle of center-aisle structure, though main spanning can be increased
Degree, enables construction length to reach 16 meters, but owing to using truss structure, causes the width of trestle to increase so that this is
Narrow tunnel space is the most aobvious narrow, and constructional difficulties increases, and is only applicable to double track tunnel, it is impossible to adapt to complex geological condition lower day
The single-track tunnel that benefit increases.
It addition, existing trestle is in order to take into account the excavation tap cinder construction bottom inverted arch, needs to increase trestle pedal, make trestle total
Length at least increases by tens meters, and on the inverted arch filling face needing all to return back to accomplish fluently when clearing up bottom ash, on the one hand rollback is non-
Often trouble, the construction of follow-up link does not allows to be too far apart, and can produce and interfere.
Above-mentioned deficiency, there are no good solution so that the application of trestle is by strong influence.
Summary of the invention
The purpose of the present invention is aiming at above-mentioned deficiency, it is provided that a kind of energy-efficient trestle being applicable to multi-angle placement,
It adapts to multi-angle and places, and strong adaptability is easy to use, it is possible to realize large span line production, construct continuously, and automatic framework moves
Position, auto-control attitude, displacement is installed easily, framework is quick, and efficiency is high, and compact conformation takes up room little, manufactures use cost
Low, the single-track tunnel construction of narrow space under particularly suitable complex geological condition.
For reaching above-mentioned purpose, the technical scheme is that, this is applicable to the energy-efficient trestle that multi-angle is placed, bag
Including the master bridge that two between-line spacings are arranged, host bridge beam is formed with main access bridge and is flexibly connected, and described main access bridge is formed with auxiliary access bridge
Being flexibly connected, the junction of host bridge beam and main access bridge has and is connected interval, be provided with in the end of described main access bridge connect terraced
Platform, described main access bridge is formed with auxiliary access bridge at this connection halfpace and is flexibly connected.
Described connection be spaced in master bridge parallel with main access bridge time (when the two connects into straight line) up-narrow and down-wide.
Being arranged over main swivel pin what described connection was spaced, host bridge beam is formed with main access bridge by this main swivel pin
It is flexibly connected.
Being provided with debugging mode arm in the described bottom connecting interval, this debugging mode arm is connected with main access bridge, arm oil cylinder respectively, this arm oil
Cylinder is installed on master bridge.
Being provided with beam spike at the described master bridge connecting side, interval, described beam spike can launch, collapse, or stretch
Long, shortening.
Described beam spike includes long spike, short spike.
Described long spike, short spike are connected with long foot oil cylinder, short foot oil cylinder respectively, and described long foot oil cylinder, short foot oil cylinder divide
It is not installed on master bridge.
Described auxiliary access bridge forms flexible connection by auxiliary swivel pin with the perpendicular end being connected halfpace.
Being provided with movable support between described two row master bridges and/or main access bridge, this activity support has mobile roller (should
Mobile roller is connected with actuating unit), the relative inner face of described two row master bridges is respectively provided with wheel track or race, described shifting
Dynamic roller is formed with this wheel track or race and is flexibly connected, and described movable support has frame spike, and this spike can extend, contract
Short, or launch, collapse.
Access bridge after the rear end of host bridge beam is provided with, is provided with driving wheel, transverse-moving mechanism at the rear portion of host bridge beam.
Described oil cylinder is hydraulic mechanism.
The present invention is used for constructing tunnel, and it adapts to multi-angle and places, and adaptability is good, easy to use, it is possible to realize large span
Line production, constructing continuously, automatic framework shifts, auto-control attitude, installs displacement easily, and framework is quick, and efficiency is high, structure
Compact, take up room little, manufacture use cost low, the single-track tunnel construction of narrow space under particularly suitable complex geological condition.
Accompanying drawing explanation
Fig. 1 is side schematic view of the present invention.
Fig. 2 is activity support installation place of the present invention cross sectional representation.
In figure, 1. master bridge, the most main swivel pin, 3. connect interval, the most main access bridge, the most auxiliary access bridge, 6. connect ladder
Platform, 7. movable support, 8. moves roller, 9. frame spike, 10. debugging mode arm, 11. arm oil cylinders, and 12. short spikes, 13. is short
Foot oil cylinder, 14. long spikes, 15. long foot oil cylinders, 16. transverse-moving mechanisms, 17. driving wheels, access bridge after 18..
Detailed description of the invention
As shown in Figure 1, 2, this is applicable to the energy-efficient trestle that multi-angle is placed, the master bridge arranged including two between-line spacings
1, host bridge beam 1 is formed with main access bridge 4 and is flexibly connected, and is provided with connection halfpace 6 in the end of described main access bridge 4, and described master draws
Bridge 4 is formed with auxiliary access bridge 5 at this connection halfpace 6 and is flexibly connected, and host bridge beam 1 is (flat at the two with the junction of main access bridge 4
During row or the two connection interval when connecting that is in line is maximum) there is connection interval 3, described connection is spaced 3 master bridge and master
When access bridge is parallel up-narrow and down-wide (when the two connects into straight line).
Described connect interval 3 be arranged over main swivel pin 2, host bridge beam 1 is by this main swivel pin 2 and main access bridge
4 form flexible connection.
Being provided with debugging mode arm 10 in the described bottom connecting interval 3, this debugging mode arm 10 is respectively with main access bridge 4, arm oil cylinder 11 even
Connecing, this arm oil cylinder 11 is installed on master bridge 1.
Being provided with beam spike on the described side, interval that connects, described beam spike includes short spike 12, long spike 14, described short support
Foot 12, long spike 14 are connected with short foot oil cylinder 13, long foot oil cylinder 15 respectively, and described short foot oil cylinder 13, long foot oil cylinder 15 are pacified respectively
Being loaded on master bridge 1, described short spike 12, long spike 14 can launch respectively, collapsing (can also use elongation, the knot shortened
Structure).
Described auxiliary access bridge 5 forms flexible connection by auxiliary swivel pin with the perpendicular end being connected halfpace 6.
Being provided with movable support 6 between described two row master bridges, main access bridge, this activity support 7 has mobile roller 8,
Described two row master bridges, the top and the bottom in relative inner face of main access bridge are respectively equipped with wheel track (can also use race), described shifting
Dynamic roller 8 is formed with this wheel track or race and is flexibly connected, and described movable support 7 has four frame spikes 9, and this spike 9 leads to
Cross multistage telescopic oil cylinder to extend, shorten (structure expansion can also be used, collapsing).
Access bridge 18 after the rear end of host bridge beam 1 is provided with, is provided with transverse-moving mechanism 16, drives at the rear portion of host bridge beam 1
Driving wheel 17.
Described oil cylinder is hydraulic mechanism.
Owing to span of the present invention is big, compact conformation, reliability are high, easy to use, can meet multiple work under multiple environment
The use requirement of condition, the scope of application is widely.
Master bridge of the present invention is flexibly connected by pin joint pin and spacer pin formation with main access bridge, it is possible to by connecting debugging mode
The arm oil cylinder regulation master bridge of arm and the relative position of main access bridge.
Can be provided with multi-stage expansion oil cylinder on activity support of the present invention, telescopic oil cylinder link spike, without manually
In the case of auxiliary, may contract to the inside of movable support, it is possible to stretch out on the filling face of being supported on, it is also possible to stretch out to be supported on and face upward
In the excavation face of arch.
The long spike installed in host bridge beam front portion may be supported in inverted arch excavation face, and short spike may be supported on filling face
On.It is mounted with driving wheel at master bridge rear portion, at master bridge, main access bridge, transverse-moving mechanism is installed.
Movable support is between two master bridges, main access bridge, and movable support has the movement being connected with support power set
Roller, can move on master bridge, main access bridge.
Four frame spikes of movable support are connected with four multi-stage expansion oil cylinders respectively, can be by master bridge, main access bridge etc.
Being supported on inverted arch filling face or in excavation face, when movable support is in holding state, described driving wheel can drive main bridge
Beam, main access bridge etc. advance or retreat.
The rear access bridge of master bridge end can regulate angle by rear access bridge oil cylinder.
During the construction of large span inverted arch, master bridge is supported on filling face by short spike and rear end transverse-moving mechanism, main access bridge
Arrange in inverted arch excavation face by connecting the arm oil cylinder of debugging mode arm, carry out the transport of slagging tap in tunnel.
After reaching the construction length of inverted arch concrete, master bridge is adjusted in line by arm oil cylinder with main access bridge, flexible staybolt
Frame runs to main access bridge front end, and is supported in inverted arch excavation face by multi-stage oil cylinder stretching frame spike, then packs up auxiliary access bridge,
Driving wheel is stretched out, starts the support power set on driving wheel and movable support, make master bridge, main access bridge etc. move forward.
After the advance of master bridge, main access bridge puts in place, the frame spike on withdrawal activity support, make main access bridge front end be placed on excavation
In the earthwork, the traversing pad of master bridge rear end transverse-moving mechanism is supported on filling face, puts down rear access bridge, it is possible to open carrying out tunnel
While digging, slagging tap, carry out the reinforcing bar binding of inverted arch, concreting work.
When carrying out the construction of short-range inverted arch, the long spike that master bridge is anterior is supported in inverted arch excavation face, main bridge
The traversing pad of beam rear end transverse-moving mechanism is supported on packed layer, and the front portion of main access bridge leading portion is placed in inverted arch excavation face.Due to
It is anterior that long spike is positioned at master bridge, and master bridge can be made to be significantly improved by the payload of vehicle, accelerates the speed slagged tap.
After reaching inverted arch concrete construction length, the longitudinal direction being completed trestle by movable support, driving wheel is moved forward, it is achieved
Tunnel excavation and the concurrent construction of inverted arch concrete, form continuous print line production.
When needs are traversing, main access bridge front end transverse-moving mechanism and master bridge rear end transverse-moving mechanism are respectively supported at concrete and fill out
Fill on layer, stretch out traversing oil cylinder, make master bridge traversing.
After traversing oil cylinder reaches maximum, stretch out frame spike by the multi-stage oil cylinder on movable support, make frame spike land
Support trestle, make main access bridge front end transverse-moving mechanism and master bridge rear end transverse-moving mechanism unsettled, more traversing oil cylinder before and after withdrawal, make
Main access bridge front end transverse-moving mechanism main access bridge relative with master bridge rear end transverse-moving mechanism, master bridge are traversing, then by movable support
Multi-stage oil cylinder retract or the frame spike that collapses, make the traversing pad of before and after's transverse-moving mechanism be supported on Concrete Filled layer.
Master bridge of the present invention, main access bridge use articulated form, can be according to the difference of construction method, and adjustment master bridge, master draw
The relative position of bridge, flexible and convenient to use, and compact conformation, width is little, is not only suitable for double track tunnel construction, also is adapted for single line
Constructing tunnel, practical.
Owing to can regulate the relative position of master bridge and main access bridge by connecting the arm oil cylinder of debugging mode arm, bottom inverted arch
Instead of the front running board of tradition trestle during dregs cleaning, greatly reduce the total length of trestle, make trestle rollback Distance Shortened, greatly
Facilitate greatly construction.
The span of master bridge of the present invention is big, can meet the continuous placing construction of disposable 24 meters of inverted arch, it is also possible to meet
The inverted arch of two sections 12 meters carries out the construction of excavation and casting concrete simultaneously.
Parts of the present invention are few, easy for installation, and master bridge have employed hinge pin formula and installs, compared with traditional bolt connection, and peace
Dress workload greatly reduces.
During displacement of the present invention, it is not necessary to carry out floor treatment on mobile route, easy to use, quick, do not increase extra
Work.
Top of the present invention construction space is broad, and middle construction space is big, and various construction equipments can arbitrarily be constructed,
Unaffected, it is convenient to carry out tunnel Central drain or the construction of center culvert pipe.
The present invention is when large span inverted arch is constructed, and master bridge is supported on by its anterior short spike and rear end transverse-moving mechanism
On filling face, main access bridge can make its front end be placed in inverted arch excavation face by connecting the arm oil cylinder adjustment of debugging mode arm, carries out tunnel
The transport of slagging tap in road.
After reaching inverted arch concrete construction length, master bridge and main access bridge are adjusted to straight line, movable support by arm oil cylinder
Run to main access bridge front end, and extended by multi-stage oil cylinder or stretcher spike is supported in inverted arch excavation face, draw after packing up
Bridge, driving wheel stretches out, and starts the mobile roller on driving wheel and movable support simultaneously, makes trestle move forward.
After trestle advances and puts in place, shrink frame spike, driving wheel, made main access bridge front end be placed on earth excavation, horizontal
The traversing pad of moving mechanism is supported on filling face, puts down rear access bridge, it is possible to carry out tunnel excavation, slag tap while, enter
The reinforcing bar binding of row inverted arch, concreting work.
When carrying out the construction of short-range inverted arch, the long spike that master bridge is anterior is supported in inverted arch excavation face, main bridge
The traversing pad of beam rear end transverse-moving mechanism is supported on packed layer, and the front portion of main access bridge is placed in inverted arch excavation face.Due to main bridge
The long spike of beam front portion is positioned in the middle part of trestle, and master bridge can be made to be significantly improved by the payload of vehicle, and quickening is slagged tap
Speed.
After reaching inverted arch concrete construction length, by movable support, the support of driving wheel, before completing the longitudinal direction of trestle
Move, it is achieved tunnel excavation and the concurrent construction of inverted arch concrete, form continuous print line production.
When needs are traversing, main access bridge front end transverse-moving mechanism and master bridge rear end transverse-moving mechanism are respectively supported at concrete and fill out
Fill on layer, make trestle traversing by traversing oil cylinder.
Time traversing, after traversing oil cylinder reaches maximum, elongation or stretcher spike, driving wheel, jack-up master bridge, master
Access bridge, makes main access bridge front end transverse-moving mechanism and master bridge rear end transverse-moving mechanism unsettled, by traversing oil cylinder, makes front end transverse-moving mechanism
Traversing relative to trestle with rear end transverse-moving mechanism, then retract or collapse frame spike, driving wheel, make the horizontal stroke of rear and front end transverse-moving mechanism
Move pad to be supported on Concrete Filled layer.
Repeat above-mentioned two step, so that it may so that the present invention is the most traversing.Change the telescopic direction of oil cylinder, can be made again this
The traversing direction of invention changes.
Claims (5)
1. it is applicable to the energy-efficient trestle that multi-angle is placed, the master bridge (1) arranged including two between-line spacings, its feature
It is that host bridge beam (1) is formed with main access bridge (4) and is flexibly connected, and is provided with connection halfpace (6) in the end of described main access bridge (4),
Described main access bridge (4) is formed with auxiliary access bridge (5) at this connection halfpace (6) place and is flexibly connected, host bridge beam (1) and main access bridge
(4) junction has connection interval (3).
The energy-efficient trestle being applicable to multi-angle placement the most according to claim 1, is characterized in that, described connection is spaced
(3) up-narrow and down-wide when master bridge is parallel with main access bridge.
The energy-efficient trestle being applicable to multi-angle placement the most according to claim 2, is characterized in that, between described connection
Being arranged over main swivel pin (2) every (3), host bridge beam (1) is by this main swivel pin (2) and main access bridge (4) formation activity
Connect.
The energy-efficient trestle being applicable to multi-angle placement the most according to claim 1, is characterized in that, between described connection
Be provided with debugging mode arm (10) every the bottom of (3), this debugging mode arm (10) is connected with main access bridge (4), arm oil cylinder (11) respectively, this arm oil cylinder
(11) master bridge (1) it is installed on.
The energy-efficient trestle being applicable to multi-angle placement the most according to claim 1, is characterized in that, described auxiliary access bridge
(5) flexible connection is formed by auxiliary swivel pin with the perpendicular end being connected halfpace (6).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620518828.0U CN205876352U (en) | 2016-06-01 | 2016-06-01 | Energy -efficient landing stage suitable for multi -angle is placed |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620518828.0U CN205876352U (en) | 2016-06-01 | 2016-06-01 | Energy -efficient landing stage suitable for multi -angle is placed |
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| CN205876352U true CN205876352U (en) | 2017-01-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107448221A (en) * | 2016-06-01 | 2017-12-08 | 湖南五新机械有限公司 | The energy-efficient trestle placed suitable for multi-angle |
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- 2016-06-01 CN CN201620518828.0U patent/CN205876352U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107448221A (en) * | 2016-06-01 | 2017-12-08 | 湖南五新机械有限公司 | The energy-efficient trestle placed suitable for multi-angle |
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| CP01 | Change in the name or title of a patent holder |
Address after: 418000 Huaihua County, Hunan Province, China Industrial Economic Bureau room, room 114 Patentee after: Hunan five new template Co. Ltd. Address before: 418000 Huaihua County, Hunan Province, China Industrial Economic Bureau room, room 114 Patentee before: Hunan Wuxin Machinery Co., Ltd. |