CN208168893U - Tunnel portal expanding reach secondary lining applies trolley - Google Patents
Tunnel portal expanding reach secondary lining applies trolley Download PDFInfo
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- CN208168893U CN208168893U CN201820553253.5U CN201820553253U CN208168893U CN 208168893 U CN208168893 U CN 208168893U CN 201820553253 U CN201820553253 U CN 201820553253U CN 208168893 U CN208168893 U CN 208168893U
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- lateral
- jacking block
- trolley
- arc
- secondary lining
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Abstract
The utility model discloses a kind of tunnel portal expanding reach secondary linings to apply trolley, solves the problems, such as that existing secondary lining trolley externally can not carry out secondary lining and apply in the hole of imperial palace toy trumpet shape.In trolley portal frame（3）Two vertical pillars lateral surface on be provided with the vertical angle seat arranged along the vertical direction（13）, in vertical angle seat（13）On along the vertical direction arranged for interval have lateral double-end lead-screw（15）, lateral double-end lead-screw（15）Inner end be connected to lead screw inner end hinge hole（14）On, in each lateral double-end lead-screw（15）Outboard end on be connected with lateral jacking block and connect logical beam（16）, logical beam is connected in every lateral jacking block（16）Lateral surface on be positioned apart from lateral arc jacking block（17）, each top curve jacking block on same section（9）And lateral arc jacking block（17）It is sequentially connected in series the arc jacking block chain of composition arcuate shape, the secondary lining for realizing hole applies the high purpose of period short construction quality.
Description
Technical field
Apply trolley the present invention relates to a kind of tunnel portal secondary lining, in particular to the two of a kind of tunnel portal expanding reach
Secondary lining cutting applies trolley.
Background technique
Mountain tunnel hole（General length is 100 meters or so ranges）It is traditionally arranged to be the small gradual change type toroidal of outer imperial palace
Shape structure, to play the role of reducing windage when train enters tunnel.It is usually to adopt in the secondary lining in this section of tunnel of constructing
With " all round victory " bracket, to carry out the assembled work of secondary lining fritter template, this construction method, which exists, sets up " all round victory "
Process is tedious for bracket, heavy workload, problem long in time limit；And " all round victory " bracket seriously hinder constructing tunnel equipment into
Tunnel out, after the completion of secondary lining, it is also necessary to remove " all round victory " bracket, expend a large amount of human and material resources and financial resources.And show
Some secondary lining trolleys are only applicable to standard section constructing tunnel, and standard section tunnel is cylinder in longitudinal direction, existing
Secondary lining trolley on template be made of top curve template and two pieces of lateral arc formworks, sky composed by three pieces of templates
Between be in the form of a column, externally can not carry out secondary lining and apply in the hole of imperial palace toy trumpet shape.
Summary of the invention
The present invention provides a kind of tunnel portal expanding reach secondary linings to apply trolley, solves existing secondary lining platform
Vehicle can not the hole of external imperial palace toy trumpet shape carry out the technical issues of secondary lining applies.
The present invention is to solve the above technical problem by the following technical programs：
A kind of tunnel portal expanding reach secondary lining applies trolley, including trolley track, and platform is provided on trolley track
Vehicle walking dolly is provided with two parallel trolley portal frame base longerons, in two parallel trolley doors on trolley walking dolly
It has been positioned apart from trolley portal frame on shape frame base longerons, two top liquid are provided on the top beam of each trolley portal frame
Jack is pressed, is provided with interim crossbeam in two top hydraulic jacks, it is adjustable that top has been positioned apart from interim crossbeam
Cushion block is saved, top single head lead screw is provided at the top of every pile on adjustable cushion block, is respectively provided on each top single head lead screw
There is top longitudinal beam, top longitudinal beam and trolley portal frame base longerons are arranged along tunnel excavation direction, vertical at each top
It has been positioned apart from top curve jacking block on beam, top top is provided on the left and right end face of each top curve jacking block
Block connects lifting lug, and each top curve jacking block on the same trolley portal frame connects lifting lug connection composition top by top jacking block
Portion's arc jacking block chain；It has been positioned apart from lateral adjustable cushion block on the lateral surface of two vertical pillars of trolley portal frame,
It is connected with detachable vertical auxiliary strut on the lateral surface of lateral adjustable cushion block, is arranged on detachable vertical auxiliary strut
There is the vertical angle seat arranged along the vertical direction, arranged for interval has lead screw inner end along the vertical direction on vertical angle seat
Hinge hole, arranged for interval has lateral double-end lead-screw, the inner end of lateral double-end lead-screw along the vertical direction on vertical angle seat
It is connected on the hinge hole of lead screw inner end, lateral jacking block is connected on the outboard end of each lateral double-end lead-screw and connects logical beam,
Each lateral jacking block connect logical beam be it is horizontally disposed each other along tunnel excavation direction, lead to the outside of beam in every lateral jacking block connection
It has been positioned apart from lateral arc jacking block on face, has been provided with lateral jacking block on the upper and lower end face of every piece of lateral arc jacking block
Lifting lug is connected, each top curve jacking block and lateral arc jacking block on same section are sequentially connected in series the arc of composition arcuate shape
Jacking block chain, multiple small size templates are sequentially connected in series a group camber gradual change gang form, and arc gradual change gang form is arranged in arc
On the lateral surface of the arc jacking block chain of shape；By adjusting the length of each lateral double-end lead-screw on same cross section, can make
The cambered surface and hole arcuate flanks of arc jacking block chain are coincide；It is each on each trolley portal frame on different cross sections by adjusting again
The length of lateral double-end lead-screw can make the loudspeaker that the lateral surface of each arc jacking block chain on tunnel excavation direction is small in outer imperial palace
Shape shape, to reach the arc gradual change gang form for making the small size template on the outside of these arc jacking blocks be sequentially connected in series composition and be in
Outer imperial palace toy trumpet shape.
Top hydraulic jack folding and unfolding adjusting screw is provided on the top beam of trolley portal frame, in top hydraulic jack
The both ends of folding and unfolding adjusting screw are connected separately with top hydraulic jack, to facilitate the position of top hydraulic jack to adjust.
A kind of tunnel portal expanding reach secondary lining applies method, includes the following steps：
The secondary lining template of the first step, wide 60 centimetres of 30 centimeter length of the small size of production, and by the secondary of each small size
Lining shuttering is sequentially connected in series a group camber gradual change gang form；
Second step, the lateral arc jacking block of production connect logical beam with lateral jacking block, on the upper and lower end face of lateral arc jacking block
Lateral jacking block connection lifting lug is respectively set；
Third step, on the top beam of trolley portal frame installation at the top of hydraulic jack, installed in the hydraulic jack of top
Interim crossbeam, the adjustable cushion block at the top of installation on interim crossbeam, the single head lead screw at the top of installation on the adjustable cushion block of top,
Top longitudinal beam is installed on the single head lead screw of top, top curve jacking block is installed in compartment of terrain in top longitudinal beam；By each top curve top
Block connects lifting lug by the top jacking block being arranged on left and right end face and connects into top curve jacking block chain；
4th step, lateral adjustable cushion block is installed in compartment of terrain on two column lateral surfaces of trolley portal frame, laterally may be used
It adjusts and detachable vertical auxiliary strut is installed on the lateral surface of cushion block, installation is hung down on the lateral surface of detachable vertical auxiliary strut
Right angle bridle iron is arranged at intervals with lead screw inner end hinge hole on vertical angle seat；
5th step, the lateral jacking block of production connect logical beam, and side is installed in compartment of terrain on the lateral surface that lateral jacking block connects logical beam
To arc jacking block；
6th step connects the lateral jacking block for being equipped with lateral arc jacking block after logical beam sling with crane, with top curve
The lateral jacking block for being respectively equipped with lateral arc jacking block together, then, is successively connected logical beam and is sling with crane by jacking block chain link
Afterwards, lifting lug is connected by lateral jacking block to be sequentially connected in series, form the arc jacking block chain of arcuate shape；
The outboard end of lateral double-end lead-screw is connected to lateral jacking block and connected and led on beam by the 7th step, by lateral double-end lead-screw
Inner end be connected on the hinge hole of lead screw inner end, compartment of terrain is sequentially connected lateral double-end lead-screw from top to bottom；
8th step adjusts each lateral double-end lead-screw respectively, forms each top curve jacking block and each lateral arc jacking block
The arc jacking block chain of arcuate shape makes the arc jacking block of each arcuate shape on tunnel excavation direction in u-shaped cross-section shape
Chain is in horn-like；
9th step, the arc jacking block that the setting of arc gradual change gang form is bounded on each side to the arcuate shape formed to arc jacking block
On the lateral surface of chain, to complete the assembling of tunnel portal expanding reach secondary lining trolley；
The secondary lining trolley being completed is moved at the expansion section construction of hole by the tenth step, secondary according to hole
Lining design cross dimensions further adjusts each top single head lead screw and each lateral double-end lead-screw, makes the disconnected of secondary lining trolley
Face size and hole secondary lining design section size are coincide；
11st step pours secondary lining concrete；
After 12nd step, the intensity of secondary lining concrete wait pour reach design requirement, adjust that shrink each top single
Captacula thick stick and each lateral double-end lead-screw are detached from secondary lining trolley formwork with the concrete poured, mobile secondary lining trolley
The step of the tenth step and 11 step are repeated after at next plate Second Lining Construction.
The present invention passes through the trolley suitable for expanding reach hole secondary lining of special designing, realizes to compared with long trumpet mouth
The conveniently job execution of the secondary lining at hole, will not influence the export & import of equipment in tunnel excavation in the construction process
Mouthful operation, the secondary lining at hole apply that the period is short, and construction quality is high.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawing：
A kind of tunnel portal expanding reach secondary lining applies trolley, including trolley track 1, is provided on trolley track 1
Trolley walking dolly 2 is provided with trolley portal frame 3 on trolley walking dolly 2, is provided on the top beam of trolley portal frame 3
Top hydraulic jack 4 is provided with interim crossbeam 5 in top hydraulic jack 4, has been positioned apart from interim crossbeam 5
Top adjustable cushion block 6 is provided with top single head lead screw 7 at the top of every pile, in each top single head silk on adjustable cushion block 6
It is provided with top longitudinal beam 8 on thick stick 7, top curve jacking block 9 is provided in each top longitudinal beam 8, in top curve jacking block 9
Left and right end face on be provided with top jacking block connection lifting lug；On the lateral surface of two vertical pillars of trolley portal frame 3 between
Ground is provided with lateral adjustable cushion block 11, it is vertical that detachable vertical auxiliary is connected on the lateral surface of lateral adjustable cushion block 11
Column 12 is provided with the vertical angle seat 13 arranged along the vertical direction on detachable vertical auxiliary strut 12, in vertical angle steel
Arranged for interval has lead screw inner end hinge hole 14 along the vertical direction on support 13, on vertical angle seat 13 along the vertical direction between
Every being disposed with lateral double-end lead-screw 15, the inner end of lateral double-end lead-screw 15 is connected on lead screw inner end hinge hole 14, every
It is connected with lateral jacking block on the outboard end of a lateral double-end lead-screw 15 and connects logical beam 16, it is along tunnel that each lateral jacking block, which connects logical beam 16,
Road excavation direction is horizontally disposed each other, has been positioned apart from lateral arc on the lateral surface that every lateral jacking block connects logical beam 16
Shape jacking block 17 is provided with lateral jacking block connection lifting lug 18, same disconnected on the upper and lower end face of every piece of lateral arc jacking block 17
Each top curve jacking block 9 and lateral arc jacking block 17 on face are sequentially connected in series the arc jacking block chain of composition arcuate shape, Duo Ge little
Size template 10 is sequentially connected in series a group camber gradual change gang form, and the arched top of arcuate shape is arranged in arc gradual change gang form
On the lateral surface of block chain.
Top hydraulic jack folding and unfolding adjusting screw 19 is provided on the top beam of trolley portal frame 3, at top hydraulic thousand
The both ends of jin top folding and unfolding adjusting screw 19 are connected separately with top hydraulic jack 4.
A kind of tunnel portal expanding reach secondary lining applies method, includes the following steps：
The secondary lining template 10 of the first step, wide 60 centimetres of 30 centimeter length of the small size of production, and by the two of each small size
Secondary lining shuttering 10 is sequentially connected in series a group camber gradual change gang form；
Second step, the lateral arc jacking block 17 of production connect logical beam 16 with lateral jacking block, in the upper and lower of lateral arc jacking block 17
Lateral jacking block connection lifting lug 18 is respectively set on end face；
Third step, on the top beam of trolley portal frame 3 installation at the top of hydraulic jack 4, pacify in top hydraulic jack 4
Interim crossbeam 5 is filled, the adjustable cushion block 6 at the top of installation on interim crossbeam 5, the single head at the top of installation on top adjustable cushion block 6
Lead screw 7 installs top longitudinal beam 8 on top single head lead screw 7, and top curve jacking block 9 is installed in compartment of terrain in top longitudinal beam 8；It will
Each top curve jacking block 9 connects lifting lug by the top jacking block being arranged on left and right end face and connects into top curve jacking block chain；
4th step, lateral adjustable cushion block 11 is installed in compartment of terrain on two column lateral surfaces of trolley portal frame 3, lateral
Detachable vertical auxiliary strut 12 is installed, in the lateral surface of detachable vertical auxiliary strut 12 on the lateral surface of adjustable cushion block 11
It is upper that vertical angle seat 13 is installed, lead screw inner end hinge hole 14 is arranged at intervals on vertical angle seat 13；
5th step, the lateral jacking block of production connect logical beam 16, and compartment of terrain is pacified on the lateral surface that lateral jacking block connects logical beam 16
Fill lateral arc jacking block 17；
6th step connects the lateral jacking block for being equipped with lateral arc jacking block 17 after logical beam 16 sling with crane, with top
The lateral jacking block for being respectively equipped with lateral arc jacking block 17 together, then, is successively connected logical beam 16 and used by arc jacking block chain link
After crane is sling, lifting lug 18 is connected by lateral jacking block and is sequentially connected in series, the arc jacking block chain of arcuate shape is formed；
The outboard end of lateral double-end lead-screw 15 is connected to lateral jacking block and connected and led on beam 16 by the 7th step, by lateral double end
The inner end of lead screw 15 is connected on lead screw inner end hinge hole 14, and compartment of terrain is sequentially connected lateral double-end lead-screw from top to bottom
15；
8th step adjusts each lateral double-end lead-screw 15 respectively, makes each top curve jacking block 9 and each 17 groups of lateral arc jacking block
At the arc jacking block chain of arcuate shape make the arc of each arcuate shape on tunnel excavation direction in u-shaped cross-section shape
Jacking block chain is in horn-like；
9th step, the arched top that the setting of arc gradual change gang form is bounded on each side to the arcuate shape formed to arc jacking block 17
On the lateral surface of block chain, to complete the assembling of tunnel portal expanding reach secondary lining trolley；
The secondary lining trolley being completed is moved at the expansion section construction of hole by the tenth step, secondary according to hole
Lining design cross dimensions further adjusts each top single head lead screw 7 and each lateral double-end lead-screw 15, makes secondary lining trolley
Cross dimensions and hole secondary lining design section size are coincide；
11st step pours secondary lining concrete；
After 12nd step, the intensity of secondary lining concrete wait pour reach design requirement, adjust that shrink each top single
Captacula thick stick 7 and each lateral double-end lead-screw 15 are detached from secondary lining trolley formwork with the concrete poured, mobile secondary lining platform
Vehicle at next plate Second Lining Construction after repeat the tenth step and the step of 11 step.
Claims (2)
1. a kind of tunnel portal expanding reach secondary lining applies trolley, including trolley track（1）, in trolley track（1）Upper setting
There is trolley walking dolly（2）, in trolley walking dolly（2）On be provided with trolley portal frame（3）, in trolley portal frame（3）Top
Top hydraulic jack is provided on beam（4）, in top hydraulic jack（4）On be provided with interim crossbeam（5）, in interim crossbeam
（5）On be positioned apart from top adjustable cushion block（6）, the adjustable cushion block at the top of every pile（6）On be provided with top single head
Lead screw（7）, in each top single head lead screw（7）On be provided with top longitudinal beam（8）, in each top longitudinal beam（8）On be respectively provided with
There is top curve jacking block（9）, in top curve jacking block（9）Left and right end face on be provided with top jacking block connection lifting lug；It is special
Sign is, in trolley portal frame（3）Two vertical pillars lateral surface on be positioned apart from lateral adjustable cushion block（11）,
In lateral adjustable cushion block（11）Lateral surface on be connected with detachable vertical auxiliary strut（12）, vertical in detachable vertical auxiliary
Column（12）On be provided with the vertical angle seat arranged along the vertical direction（13）, in vertical angle seat（13）On along the vertical direction
Arranged for interval has lead screw inner end hinge hole（14）, in vertical angle seat（13）On along the vertical direction arranged for interval have it is lateral double
Captacula thick stick（15）, lateral double-end lead-screw（15）Inner end be connected to lead screw inner end hinge hole（14）On, each lateral double
Captacula thick stick（15）Outboard end on be connected with lateral jacking block and connect logical beam（16）, each lateral jacking block, which connects, leads to beam（16）It is along tunnel
It is horizontally disposed each other to excavate direction, connects logical beam in every lateral jacking block（16）Lateral surface on be positioned apart from lateral arc
Shape jacking block（17）, in every piece of lateral arc jacking block（17）Upper and lower end face on be provided with lateral jacking block connection lifting lug（18）,
Each top curve jacking block on same section（9）And lateral arc jacking block（17）It is sequentially connected in series the arc jacking block of composition arcuate shape
Chain, multiple small size templates（10）It is sequentially connected in series a group camber gradual change gang form, arc gradual change gang form is arranged in arc
On the lateral surface of the arc jacking block chain of shape.
2. a kind of tunnel portal expanding reach secondary lining according to claim 1 applies trolley, which is characterized in that in trolley
Portal frame（3）Top beam on be provided with top hydraulic jack folding and unfolding adjusting screw（19）, in top hydraulic jack folding and unfolding tune
Save lead screw（19）Both ends be connected separately with top hydraulic jack（4）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820553253.5U CN208168893U (en) | 2018-04-18 | 2018-04-18 | Tunnel portal expanding reach secondary lining applies trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820553253.5U CN208168893U (en) | 2018-04-18 | 2018-04-18 | Tunnel portal expanding reach secondary lining applies trolley |
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| Publication Number | Publication Date |
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| CN208168893U true CN208168893U (en) | 2018-11-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108533288A (en) * | 2018-04-18 | 2018-09-14 | 中铁十九局集团轨道交通工程有限公司 | Tunnel portal expanding reach secondary lining applies trolley |
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2018
- 2018-04-18 CN CN201820553253.5U patent/CN208168893U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108533288A (en) * | 2018-04-18 | 2018-09-14 | 中铁十九局集团轨道交通工程有限公司 | Tunnel portal expanding reach secondary lining applies trolley |
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