CN207293981U - The hanging apparatus of two lining trolleys in a kind of sand gravel tunnel - Google Patents
The hanging apparatus of two lining trolleys in a kind of sand gravel tunnel Download PDFInfo
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- CN207293981U CN207293981U CN201721299077.9U CN201721299077U CN207293981U CN 207293981 U CN207293981 U CN 207293981U CN 201721299077 U CN201721299077 U CN 201721299077U CN 207293981 U CN207293981 U CN 207293981U
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Abstract
The hanging apparatus of two lining trolleys in a kind of sand gravel tunnel, including the horizontal walking boom hoisting on tunnel crown and longitudinal running gear on tunnel bottom plate；Laterally in walking boom hoisting, it is close to the column of sand gravel country rock, arc I-steel forms supporting structure with more anchor poles, row track is fixedly welded on arc I-steel by track tie-beam, pull electrified monorail system to be installed on the lower flange of row track, pull lifting cucurbit and hang on the link for pulling electrified monorail system；In longitudinal running gear, rail is respectively arranged with along in two parallel sleepers of tunnel direction laying, rail is connected by wheel carrier of driving a vehicle with bottom girder.The hanging apparatus of two lining trolleys in sand gravel tunnel provided by the utility model, it can solve to carry out two problems for serving as a contrast trolley assembling constructions in sand gravel cavern restricted clearance, it ensure that the continuity and security of two lining trolley assembling constructions, realize the safe efficient construction of two lining trolley assembly in sand gravel tunnel.
Description
Technical field
Underground cavern excavation lining construction field is the utility model is related to, two lining trolley in especially a kind of sand gravel tunnel
Hanging apparatus.
Background technology
With the development of water conservancy and hydropower cause, the exploitation of hydraulic and hydroelectric engineering is progressively to western plateau and the exhibition of valley basin
Open, build dam condition and become increasingly complex, especially the key construction project under development of the West Regions opportunity, mountain Gao Gushen, coating
Deep, complex geologic conditions.When carrying out concrete secondary liner construction to part sand gravel tunnel, due to being limited by execution conditions
System, does not possess the assembly that two lining trolleys are carried out by the way of being installed outside hole.Therefore, it is necessary to be installed using in sand gravel tunnel
Mode carry out the assembly of two lining trolleys.
It is assembled that two lining trolleys are carried out in sand gravel tunnel, by being subject to tunnel bulk to be limited, can not be used large-scale
Lifting appliance is lifted, it is necessary to set suspension centre on tunnel crown, and install two lining trolley hanging apparatus in tunnel.But crown
Sand gravel layer country rock is easily lost from the condition for surely, not possessing directly setting suspension centre, while need to consider two lining trolley hanging apparatus
Arrangement and installation question.Therefore, the hanging apparatus and its installation method of two lining trolleys in a kind of sand gravel tunnel are studied, favorably
In the safe efficient constructions for ensuring the lining of progress two trolley assembly in sand gravel tunnel.
The content of the invention
Technical problem to be solved in the utility model is to provide a kind of hanging apparatus of two lining trolleys in sand gravel tunnel,
It can solve to carry out two problems for serving as a contrast trolley assembling constructions in sand gravel cavern restricted clearance, ensure that two lining trolley assembly are applied
The continuity and security of work, realize the safe efficient construction of two lining trolley assembly in sand gravel tunnel.
In order to solve the above technical problems, technical solution is used by the utility model：Two lining in a kind of sand gravel tunnel
The hanging apparatus of trolley,
Including the horizontal walking boom hoisting on tunnel crown and longitudinal running gear on tunnel bottom plate；
Laterally in walking boom hoisting, it is close to the column of sand gravel country rock, arc I-steel is supported with more anchor pole compositions
Structure, row track are fixedly welded on arc I-steel by track tie-beam, are pulled electrified monorail system and are installed on row track
Lower flange on, pull lifting cucurbit hang on the link for pulling electrified monorail system；
In longitudinal running gear, rail is respectively arranged with along in two parallel sleepers of tunnel direction laying, rail passes through row
Wheel carrier is connected with bottom girder.
Anchor pole is symmetrical arranged 2 rings along at left and right sides of column, arc I-steel, and anchor pole is symmetrical to both sides centered on vault
Lay, anchor pole is drilled with angle vertical and is welded in country rock face, anchor pole with column, arc I-steel.
Between arc I-steel and row track, 3 track tie-beams of welding are evenly arranged.
Anchor pole is self-advancing type hollow grouting anchor.
The hanging apparatus of two lining trolleys, has the beneficial effect that in sand gravel tunnel provided by the utility model：
1st, the portion of support structure of sand gravel layer tunnel excavation preliminary bracing, simple for structure, making processing are fully combined
Convenient, quick for installation, lifting support performance is stablized, and has reached the beneficial effect for improving lifting efficiency and safety coefficient.
2nd, laterally walking boom hoisting, and by efficiently using two lining platforms is set with reference to the preliminary bracing of sand gravel tunnel excavation
Garage's walking system and bottom girder as longitudinal running gear, form can laterally, the combined hanging of two lining trolleys that vertically moves
Device, realizes the safe efficient assembly of the two lining trolleys in sand gravel tunnel, effectively reduces assembled in the hole of two lining trolleys
Construction cost, advantage is provided for follow-up tunnel concrete Second Lining Construction.
3rd, column, crown arc I-steel, connecting plate, to pull the components such as electrified monorail system be standard component, apparatus structure letter
Single, installation, dismounting safe and convenient, have reached safety, economy, the beneficial effect efficiently constructed.
The hanging apparatus of two lining trolleys, solves and is limited in sand gravel cavern in sand gravel tunnel provided by the utility model
The problem of two lining trolley assembling constructions is carried out in space, the continuity and security of two lining trolley assembling constructions is ensure that, realizes
The safe efficient construction of two lining trolley assembly in sand gravel tunnel.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples：
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the top view of the utility model longitudinal direction running gear.
Embodiment
Embodiment one
As depicted in figs. 1 and 2, in a kind of sand gravel tunnel two lining trolleys hanging apparatus,
Including the horizontal walking boom hoisting on tunnel crown and longitudinal running gear on tunnel bottom plate；
Laterally in walking boom hoisting, it is close to the column 1 of sand gravel country rock 12, arc I-steel 2 is formed with more anchor poles 3
Supporting structure, row track 4 are fixedly welded on arc I-steel 2 by track tie-beam 5, are pulled electrified monorail system 6 and are installed on
On the lower flange of row track 4, pull lifting cucurbit 7 and hang on the link for pulling electrified monorail system 6；
In longitudinal running gear, rail 9 is respectively arranged with along in two parallel sleepers 8 of tunnel direction laying, rail 9 passes through
Driving wheel carrier 10 is connected with bottom girder 11.
Column 1, arc I-steel 2 are anchored on sand gravel country rock 12 by way of anchor pole 3 uses bolt-spary supports；Column
It is attached between 1 and arc I-steel 2 by connecting plate using bolt.
The left and right sides of anchor pole 3 along column 1, arc I-steel 2 is symmetrical arranged 2 rings, and anchor pole 3 is centered on vault to both sides
Symmetrical to lay, anchor pole 3 is drilled with angle vertical and is welded in country rock face, anchor pole 3 with column 1, arc I-steel 2.
Between arc I-steel 2 and row track 4,3 track tie-beams 5 of welding are evenly arranged, wherein 2 rails in left and right
Road tie-beam 5 is arranged symmetrically.
Anchor pole 3 be 3m long SD25N self-advancing type hollow grouting anchors, array pitch 0.6m, pitch-row 1.5m.
Connecting plate uses the steel plate processing and fabricating of 10mm thickness, using the bolt of M12 × 40.
Electrified monorail system is pulled using 5 tons, lifting cucurbit is pulled using 5 tons.
Embodiment two
A kind of construction method for carrying out two lining trolley assembly in sand gravel tunnel using above-mentioned two lining trolley hanging apparatus,
This method comprises the following steps：
Step 1：The mounting hole section country rock of the horizontal walking boom hoisting of long 3m is digged using high-power digging machine, two
Avris wall respectively digs 0.5m, and crown digs 2.5m upwards, and carries out country rock spray shield using concrete；
Step 2：Digged in country rock and 3 root post, 1 spacing 1m is respectively erected on the both sides side wall of section, spelled respectively in 1 upper end of column
Fill, connect 3 Pin steel arch-shelfs of the corresponding formation of crown arc I-steel 2, and carried out after using reinforcement welding with adjacent segment steel arch-shelf
Linked network, crown arc I-steel 2 are connected by screw bolts with column 1 by connecting plate；
Step 3：The 1 hollow slip casting of row's self-advancing type is respectively drilled with the surrounding rock of chamber of column 1, the left and right sides of arc I-steel 2
Anchor pole 3, is welded after 3 slip casting of anchor pole with column 1, arc I-steel 2；
Step 4：Country rock progress anchoring shotcrete with wire mesh supporting is digged to the mounting hole section of laterally walking boom hoisting；
Step 5：Both ends after the 4 adjustment level of row track of long 4m are welded to the crown arc for digging section middle position
The both sides of shape I-steel 5, it is consistent that 4 each connection end of row track cuts into welding segmental arc corresponding with arc I-steel 2
Arc, it is ensured that welding it is full firmly；
Step 6：Between arc I-steel 2 and row track 4,3 track tie-beams 5 of welding are evenly arranged, wherein, in
Between 1 track tie-beam 5 it is placed in the middle, the track tie-beam 5 of left and right 2 is arranged symmetrically, and track tie-beam 5 respectively connects upper end and cuts
The arc consistent into welding segmental arc corresponding with arc I-steel 2, it is ensured that welding is full firmly；
Step 7：2 sets 5 tons of the electrified monorail system 6 that pulls is installed on the lower flange of row track 4, and 2 sets 5 tons are pulled
Lifting cucurbit 7 hangs on 2 sets of links for pulling electrified monorail system 6 respectively, that is, forms laterally walking boom hoisting；
Step 8：Deformation observation point, periodic monitoring sedimentation and deformation value are installed in 4 center of row track；
Step 9：On two lining trolley lifting hole section bottom plates, first lay railway sleepers according to two lining trolley traveling steel rail design spacing
8, after on sleeper 8 steel rail laying 9, and reinforced with railway spike；
Step 10：Coordinate digging machine that driving wheel carrier 10 is placed on rail 9 using laterally walking boom hoisting, and do interim
Support, according to the distance and wheel carrier orientation of wheel carrier before and after 11 adjusting of centerline of bottom girder, and levels up fixation；
Step 11：Bottom girder 11 is hung on driving wheel carrier 10 using laterally walking boom hoisting, blending bolt, which is reinforced, faces
When support, that is, form longitudinal running gear；
Step 12：Two lining trolley bottom girders 11 are sailed out of into laterally walking lifting by the rail 9 of drive a vehicle wheel carrier 10 along laying
Below device, then the portal member of two lining trolleys is hoisted to using loading machine and pulls 7 lower section of lifting cucurbit；
Step 13：2 suspension centres two served as a contrast on trolley portal member pull lifting cucurbit 7 by steel wire rope with 2 respectively
On suspension hook hang up properly, Synchronous lifting 2 pull lifting cucurbit 7, by two lining trolley portal members be promoted to setting height(from bottom)；
Step 14：Two lining trolley bottom girders 11 are moved to by the rail 9 of drive a vehicle wheel carrier 10 along laying and are laterally walked
Below device for hoisting, then electrified monorail system 6 is pulled by laterally walking and is hung the two lining trolley portal members that lifting cucurbit 7 lifts by crane are pulled
Loaded in 11 relative position of bottom girder, blending bolt is fixed temporarily；
Step 15：Repeat step 12 lifts two lining trolley portal members in place, and assembly forms two piece by piece to step 14
Serve as a contrast trolley door frame；
Step 16：Repeat step 12, by moving back and forth longitudinal running gear, coordinates laterally walking lifting dress to step 15
The lifting of the lining trolley of progress two, assembly are put, longeron, crossbeam, column, template and oil cylinder etc. two is served as a contrast into trolley main structural components successively
Lift in place, and the assembled lining of formation two trolleys,
Complete the two lining trolley installation in sand gravel tunnel.
Claims (4)
- A kind of 1. hanging apparatus of two lining trolleys in sand gravel tunnel, it is characterised in that：Including the horizontal walking boom hoisting on tunnel crown and longitudinal running gear on tunnel bottom plate；Laterally in walking boom hoisting, it is close to sand gravel country rock（12）Column（1）, arc I-steel（2）With more anchor poles（3） Form supporting structure, row track（4）Pass through track tie-beam（5）It is fixedly welded on arc I-steel（2）On, pull single track row Car（6）It is installed on row track（4）Lower flange on, pull lifting cucurbit（7）Hang on and pull electrified monorail system（6）Link On；In longitudinal running gear, along two parallel sleepers of tunnel direction laying（8）On be respectively arranged with rail（9）, rail（9）It is logical Space wheel carrier（10）With bottom girder（11）Connection.
- 2. the hanging apparatus of two lining trolleys in sand gravel tunnel according to claim 1, it is characterised in that：Anchor pole（3）Edge Column（1）, arc I-steel（2）The left and right sides be symmetrical arranged 2 rings, anchor pole（3）Symmetrically laid to both sides centered on vault, Anchor pole（3）Angle vertical is drilled with country rock face, anchor pole（3）With column（1）, arc I-steel（2）Welded.
- 3. the hanging apparatus of two lining trolleys in sand gravel tunnel according to claim 1, it is characterised in that：In arc I-shaped Steel（2）With row track（4）Between, it is evenly arranged 3 track tie-beams of welding（5）.
- 4. the hanging apparatus of two lining trolleys in sand gravel tunnel according to claim 1, it is characterised in that：Anchor pole（3）For Self-advancing type hollow grouting anchor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721299077.9U CN207293981U (en) | 2017-10-10 | 2017-10-10 | The hanging apparatus of two lining trolleys in a kind of sand gravel tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721299077.9U CN207293981U (en) | 2017-10-10 | 2017-10-10 | The hanging apparatus of two lining trolleys in a kind of sand gravel tunnel |
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| Publication Number | Publication Date |
|---|---|
| CN207293981U true CN207293981U (en) | 2018-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721299077.9U Active CN207293981U (en) | 2017-10-10 | 2017-10-10 | The hanging apparatus of two lining trolleys in a kind of sand gravel tunnel |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110453660A (en) * | 2019-07-31 | 2019-11-15 | 中国三峡建设管理有限公司 | A kind of big cross section polymorphic structure one-time-concreting molding construction device and method |
| CN113503129A (en) * | 2021-07-30 | 2021-10-15 | 江西蓝翔重工有限公司 | Single-rail hydraulic anchor rod drill carriage and roadway tunneling construction method |
-
2017
- 2017-10-10 CN CN201721299077.9U patent/CN207293981U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110453660A (en) * | 2019-07-31 | 2019-11-15 | 中国三峡建设管理有限公司 | A kind of big cross section polymorphic structure one-time-concreting molding construction device and method |
| CN113503129A (en) * | 2021-07-30 | 2021-10-15 | 江西蓝翔重工有限公司 | Single-rail hydraulic anchor rod drill carriage and roadway tunneling construction method |
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