CN106761772A - Shallow buried and underground excavated engineering project construction fixing device and its fixing means - Google Patents
Shallow buried and underground excavated engineering project construction fixing device and its fixing means Download PDFInfo
- Publication number
- CN106761772A CN106761772A CN201611057232.6A CN201611057232A CN106761772A CN 106761772 A CN106761772 A CN 106761772A CN 201611057232 A CN201611057232 A CN 201611057232A CN 106761772 A CN106761772 A CN 106761772A
- Authority
- CN
- China
- Prior art keywords
- inwall
- fixed plate
- top bar
- bar
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/001—Improving soil or rock, e.g. by freezing; Injections
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/006—Lining anchored in the rock
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/15—Plate linings; Laggings, i.e. linings designed for holding back formation material or for transmitting the load to main supporting members
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
Abstract
The present invention provides a kind of shallow buried and underground excavated engineering project construction fixing device and its fixing means,Advanced conduit is set on rock mass,Excavate the top bar of culvert,If dry hole is dug on top bar inwall again,Fixed plate is set on the inwall of top bar,In the hole that the inwall that fix bar extends to top bar through fixed plate is opened,Rotate the turn handle of fix bar,Move up stopper,Cylindrical drum is promoted to move up,Make to be arranged on the support bar in cylindrical drum to move up,So that fixing tooth is opened,Fixing tooth blocks the hole opened on top bar inwall,Cement is injected by the hole opened on the upward stepped inner walls of Grouting Pipe,Fixed plate is combined into dome-shaped,Weld the junction of each fixed plate,Then excavate and get out of a predicament or an embarrassing situation,And support frame is connected with fixed plate,Then pneumatically placed concrete is starched again,Form concrete layer,The present invention realizes the preliminary bracing to optional position,And can be constructed using big machinery,Simple structure of the present invention,It is easy to assembly.
Description
Technical field
The present invention relates to underground, culvert, tunnel construction field, more particularly to shallow buried and underground excavated engineering project construction is filled with fixed
Put and its fixing means.
Background technology
Many using CRD methods, two side-wall pilot tunnel in Dryopteris sublaetaChing et Hsu, these methods are based on piecemeal and excavate thought, open
Dig and repeatedly disturbance country rock is removed in gib, operation conversion is complicated, and operating space is small, is unfavorable for making for heavy mechanical equipment
With construction speed is slow, and long in time limit, cost is high, excavates stability and security is also poor.
The present invention provides a kind of shallow buried and underground excavated engineering project execution method and its equipment, and the present invention can realize appointing architectural engineering
Anticipate the preliminary bracing of position, and can be constructed using big machinery, it is simple structure of the present invention, easy to assembly.
The content of the invention
To achieve the above object, the present invention provides following technical scheme：
Shallow buried and underground excavated engineering project construction fixing device, is arranged in rock mass, and some advanced conduits are set on rock mass, and rock excavation is contained
Hole, culvert point top bar with get out of a predicament or an embarrassing situation, if on the inwall of top bar excavate have dry hole, some fixations are set on the inwall of top bar
Plate, if setting dry hole in each fixed plate, fix bar extends to the hole excavated on the inwall of top bar through the hole in fixed plate
Interior, each fixation plate weld is combined into birdcage and is affixed on the inwall of top bar, and both sides inwall of getting out of a predicament or an embarrassing situation is correspondingly arranged 2 branch
Support, support frame is connected with the fixed block of top bar inwall bottom, birdcage and branch that concrete layer covering fixed plate is formed
Support.
Specifically, the fix bar includes shell and Grouting Pipe, fixed block is divided into multi-level and circumference and is arranged at outside shell
On wall, it is arranged in a linear on the fixed block vertical direction of different levels, it is solid by connecting pin hinge connection one on each fixed block
Fixed tooth, the fixing tooth that vertical direction is arranged in a linear is hinged by connecting rod, and some elongated holes, shell lower end are provided with shell
Internal thread is provided with, the Grouting Pipe is disposed through in shell, and outside, Grouting Pipe lower end are stretched out in Grouting Pipe two ends in shell
Screw thread is provided with to be engaged with the internal thread of shell lower end.
Specifically, the Grouting Pipe lower end is connected with turn handle, stopper is fixedly installed on slip casting tube outer surface, circle
Column casing is placed in Grouting Pipe and positioned at stopper top, and some support bars are set in cylindrical drum, and support bar passes through thin on shell
The fixing tooth of the bottom that elongated hole is arranged on shell with cylindrical drum is connected.
Specifically, the turn handle centre position is provided with turn handle center hole, turn handle center bore dia with
The diameter of bore of Grouting Pipe is consistent, and turn handle center hole is come round with the endoporus of Grouting Pipe, and the inwall in turn handle center hole sets
Internal thread is equipped with, plug is connected by the internal thread in turn handle center hole with turn handle.
Specifically, the shell lower end is provided with limiting plate, limiting plate is connected with fixed plate.
Specifically, the fixing means of shallow buried and underground excavated engineering project construction fixing device, advanced conduit is set on rock mass, and from
Advanced conduit injects cement mortar to rock mass, excavates the top bar of culvert, if then dry hole is excavated on top bar inwall, in top bar
Inwall on fixed plate is set, fixed plate is close to the inwall of top bar.
In the hole that the inwall that fix bar extends to top bar through fixed plate is opened, the turn handle for rotating fix bar makes slip casting
To Rock Displacement Movement in shell, so as to drive the stopper being arranged in slip casting pipe outer wall to move up, stopper promotes circle to pipe
Column casing is moved up, and is made to be arranged on the support bar in cylindrical drum and is moved up, so that the fixing tooth being connected with support bar is opened,
When fixing tooth is opened to a certain extent, fixing tooth is stuck in the hole opened on top bar inwall, by Grouting Pipe in top bar
The hole injection cement opened on wall, makes fix bar be connected as a single entity with the inwall of top bar.
When top bar is excavated, mounting plate on inwall that can be at excavation at excavation one, when top bar has been excavated,
Fixed plate is combined into dome-shaped, then welds each fixed plate, each fixed plate is linked to be entirety, then excavates and gets out of a predicament or an embarrassing situation, and will
Support frame is connected with the fixed plate of bottom on top bar inwall, and then pneumatically placed concrete is starched again, concrete is covered fixed plate with branch
Support, and form concrete layer.
The present invention provides a kind of shallow buried and underground excavated engineering project construction fixing device and its fixing means, can realize to architectural engineering
Optional position preliminary bracing, and can be constructed using big machinery, it is simple structure of the present invention, easy to assembly.
Brief description of the drawings
Fig. 1 is shallow buried and underground excavated engineering project construction equipment of the present invention.
In Fig. 1:The advanced conduit of 1- rock mass, 2-, 3- fix bars, 4- fixed plates, 5- support frames, 6- top bars, 7- leave office
Rank, 8- concrete layers.
Fig. 2 is the fix bar of shallow buried and underground excavated engineering project construction equipment of the present invention.
In Fig. 2:4- fixed plates, 30- fixing tooths, 31- connecting pins, 32- fixed blocks, 33- connecting rods, 34- limiting plates, 35-
Grouting Pipe, 36- support bars, 37- shells, 38- elongated holes, 39- turns handle, 42- turns handle center hole, 43- plugs.
Fig. 3 is the partial enlarged drawing of Fig. 2.
In Fig. 3:4- fixed plates, 35- Grouting Pipes, 36- support bars, 37- shells, 38- elongated holes, 40- stoppers, 41- circles
Column casing.
Specific embodiment
Accompanying drawing below in conjunction with shallow buried and underground excavated engineering project construction fixing device of the present invention elaborates simultaneously to the present apparatus
Fixing means to Dryopteris sublaetaChing et Hsu fixing device is explained.
Shallow buried and underground excavated engineering project construction fixing device, is arranged in rock mass 1 and some advanced conduits 2, rock mass is set on rock mass 1
1 excavates culvert, culvert point top bar 6 with get out of a predicament or an embarrassing situation 7, if excavation has dry hole on the inwall of top bar 6, on the inwall of top bar 6
Some fixed plates 4 are set, if setting dry hole in each fixed plate 4, fix bar 3 extends to top bar 6 through the hole in fixed plate 4
Inwall in the hole excavated, the welding of each fixed plate 4 is combined into birdcage and is affixed on the inwall of top bar 6, gets out of a predicament or an embarrassing situation 7 liang
Side inwall is correspondingly arranged 2 support frames 5, and support frame 5 is connected with the fixed block 4 of the inwall bottom of top bar 6, and concrete layer 8 is covered
Birdcage and support frame 5 that fixed plate 4 is formed.
The fix bar 3 includes shell 37 and Grouting Pipe 35, and 32 points of fixed block is multi-level and circumference is arranged at shell 37
On outer wall, it is arranged in a linear on the vertical direction of fixed block 32 of different levels, is hinged by connecting pin 31 on each fixed block 32
A fixing tooth 30 is connect, the fixing tooth 30 that vertical direction is arranged in a linear is hinged by connecting rod 33, if being provided with shell 37
Dry elongated hole 38, the lower end of shell 37 is provided with internal thread, and the Grouting Pipe 35 is disposed through in shell 37, and 35 liang of Grouting Pipe
Outside is stretched out in end in shell 37, and the lower end of Grouting Pipe 35 is provided with screw thread and is engaged with the internal thread of the lower end of shell 37.
The lower end of the Grouting Pipe 35 is connected with turn handle 39, and Grouting Pipe 35 is fixedly installed stopper 40 on outer surface,
Cylindrical drum 41 is placed in Grouting Pipe 35 and positioned at the top of stopper 40, some support bars 36, support bar 36 is set in cylindrical drum 41
The fixing tooth 30 of the bottom being arranged on shell 37 with cylindrical drum 41 through the elongated hole 38 on shell 37 is connected.
Described shallow buried and underground excavated engineering project construction fixing device, the centre position of turn handle 39 is provided with turn handle
Centre bore 42, the diameter of turn handle center hole 42 is consistent with the diameter of bore of Grouting Pipe 35, turn handle center hole 42 and slip casting
The endoporus of pipe 35 is come round, and the inwall in turn handle center hole 42 is provided with internal thread, and plug 43 passes through turn handle center hole 42
Internal thread be connected with turn handle.
The lower end of the shell 37 is provided with limiting plate 34, and limiting plate 34 is connected with fixed plate 4.
The fixing means of the shallow buried and underground excavated engineering project construction fixing device, sets advanced conduit 2 on rock mass 1, and from
Advanced conduit 2 injects cement mortar to rock mass 1, loose rock mass 1 is linked into an integrated entity, and increases rock mass 1 from endurance.Culvert is excavated again
The top bar 6 in hole, if excavating dry hole on the inwall of top bar 6, sets fixed plate 4 on the inwall of top bar 6, and fixed plate 4 is tight
Stick the inwall of step 6.
In the hole that the inwall that fix bar 3 extends to top bar 6 through fixed plate 4 is opened, the turn handle 39 of fix bar 3 is rotated
Grouting Pipe 35 is set to be moved to rock mass 1 in shell 37, so as to drive the stopper 40 being arranged on the outer wall of Grouting Pipe 35 to move upwards
Dynamic, stopper 40 promotes cylindrical drum 41 to move up, and moves up the support bar 36 being arranged in cylindrical drum 41, so that with
The fixing tooth 30 of the connection of support bar 36 is opened, and when fixing tooth 30 is opened to a certain extent, fixing tooth 30 is stuck in the inwall of top bar 6
On in the hole opened, cement is injected to the hole opened on the inwall of top bar 6 by Grouting Pipe 35, make the inwall of fix bar 3 and top bar 6
It is connected as a single entity.
When top bar 6 is excavated, mounting plate 4 on inwall that can be at excavation at excavation one, when top bar 6 is excavated
Complete, fixed plate 4 is combined into dome-shaped, then welds each fixed plate 4, each fixed plate 4 is linked to be entirety, then excavates and gets out of a predicament or an embarrassing situation
7, and support frame 5 is connected with the fixed plate 3 of bottom on the inwall of top bar 6, then pneumatically placed concrete is starched again, covers concrete solid
Fixed board 4 and support frame 5, and concrete layer 8 is formed, fixing device is reinforced, its bearing capacity is further strengthened.
Claims (8)
1. a kind of shallow buried and underground excavated engineering project construction fixing device, is arranged at rock mass（1）It is interior, it is characterised in that rock mass（1）Upper setting
Some advanced conduits（2）, rock mass（1）Excavate culvert, culvert point top bar（6）With get out of a predicament or an embarrassing situation（7）, top bar（6）Inwall on
If excavation has dry hole, top bar（6）Inwall on some fixed plates are set（4）, each fixed plate（4）If upper setting dry hole, Gu
Fixed pole（3）Through fixed plate（4）On hole extend to top bar（6）Inwall on excavate hole in, each fixed plate（4）Welding
It is combined into birdcage and is affixed on top bar（6）Inwall on, get out of a predicament or an embarrassing situation（7）Both sides inwall is correspondingly arranged 2 support frames（5）, branch
Support（5）With top bar（6）The fixed block of inwall bottom（4）Connection, concrete layer（8）Covering fixed plate（4）The circular arch of formation
Structure and support frame（5）.
2. fixing device according to claim 1, it is characterised in that the fix bar（3）Including shell（37）With slip casting
Pipe（35）, fixed block（32）It is divided at many levels and circumference is arranged at shell（37）On outer wall, the fixed block of different levels（32）It is perpendicular
Nogata is arranged in a linear upwards, each fixed block（32）It is upper to pass through connecting pin（31）It is hinged a fixing tooth（30）, it is square vertically
To the fixing tooth being arranged in a linear（30）By connecting rod（33）It is hinged, shell（37）On be provided with some elongated holes（38）, outward
Shell（37）Lower end is provided with internal thread, the Grouting Pipe（35）It is disposed through shell（37）It is interior, and Grouting Pipe（35）Two ends exist
Shell（37）Stretch out outside, Grouting Pipe（35）Lower end is provided with screw thread and shell（37）The internal thread of lower end is engaged.
3. fixing device according to claim 2, it is characterised in that Grouting Pipe（35）Lower end is connected with turn handle
（39）, Grouting Pipe（35）Stopper is fixedly installed on outer surface（40）, cylindrical drum（41）It is placed on Grouting Pipe（35）Go up and be located at
Stopper（40）Top, cylindrical drum（41）It is upper that some support bars are set（36）, support bar（36）Through shell（37）On it is elongated
Hole（38）With cylindrical drum（41）It is arranged on shell（37）On bottom fixing tooth（30）Connection.
4. according to any described fixing devices of claim 1-3, it is characterised in that：The turn handle（39）Interposition is installed
It is equipped with turn handle center hole（42）, turn handle center hole（42）Diameter and Grouting Pipe（35）Diameter of bore it is consistent, turn
Handle center hole（42）With Grouting Pipe（35）Endoporus communicate, turn handle center hole（42）Inwall be provided with internal thread, silk
It is stifled（43）By turn handle center hole（42）Internal thread be connected with turn handle (39).
5. fixing device as claimed in claim 4, it is characterised in that：Shell（37）Lower end is provided with limiting plate（34）, it is spacing
Plate（34）With fixed plate（4）Connection.
6. a kind of fixing means for any shallow buried and underground excavated engineering project construction fixing devices of claim 1-5, it is characterised in that：
In rock mass（1）It is upper that advanced conduit is set（2）, and from advanced conduit（2）To rock mass（1）Injection cement mortar, excavates appearing on the stage for culvert
Rank（6）, then in top bar（6）If dry hole is excavated on inwall, in top bar（6）Inwall on fixed plate is set（4）, fixed plate
（4）It is close to top bar（6）Inwall.
7. fixing means according to claim 6, it is characterised in that：Fix bar（3）Through fixed plate（4）Extend to and appear on the stage
Rank（6）The hole opened of inwall in, rotate fix bar（3）Turn handle（39）Make Grouting Pipe（35）In shell（37）It is interior to rock mass
（1）It is mobile, so as to drive be arranged on Grouting Pipe（35）Stopper on outer wall（40）Move up, stopper（40）Promote cylinder
Cylinder（41）Move up, make to be arranged on cylindrical drum（41）On support bar（36）Move up, so that and support bar（36）Even
The fixing tooth for connecing（30）Open, work as fixing tooth（30）Open when to a certain extent, fixing tooth（30）It is stuck in top bar（6）On inwall
In the hole opened, by Grouting Pipe（35）To top bar（6）The hole injection cement opened on inwall, makes fix bar（3）With top bar（6）
Inwall be connected as a single entity.
8. fixing means according to claim 7, it is characterised in that：Excavating top bar（6）When, excavating can be at one
Mounting plate on inwall at excavation（4）, work as top bar（6）It has been excavated that, fixed plate（4）Dome-shaped is combined into, then welds each
Individual fixed plate（4）, make each fixed plate（4）It is linked to be entirety, then excavates and get out of a predicament or an embarrassing situation（7）, and by support frame（5）With top bar
（6）The fixed plate of bottom on inwall（3）Connection, then pneumatically placed concrete is starched again, concrete is covered fixed plate（4）With support frame
（5）, and form concrete layer（8）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611057232.6A CN106761772A (en) | 2016-11-26 | 2016-11-26 | Shallow buried and underground excavated engineering project construction fixing device and its fixing means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611057232.6A CN106761772A (en) | 2016-11-26 | 2016-11-26 | Shallow buried and underground excavated engineering project construction fixing device and its fixing means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106761772A true CN106761772A (en) | 2017-05-31 |
Family
ID=58911466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611057232.6A Pending CN106761772A (en) | 2016-11-26 | 2016-11-26 | Shallow buried and underground excavated engineering project construction fixing device and its fixing means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106761772A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109854280A (en) * | 2019-03-05 | 2019-06-07 | 中铁工程设计咨询集团有限公司 | Core Soil bearing-type support system and its construction method for tunneling subway station |
| CN114109438A (en) * | 2021-11-26 | 2022-03-01 | 中国电建集团福建工程有限公司 | Safety support device for deep rock excavation and construction method thereof |
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|---|---|---|---|---|
| JPH09217594A (en) * | 1996-02-13 | 1997-08-19 | Fujita Corp | Timbering method for tunnel |
| CN101614125A (en) * | 2009-07-23 | 2009-12-30 | 中铁九局集团有限公司 | V level surrounding rock tunnel job practices |
| CN202090933U (en) * | 2011-05-23 | 2011-12-28 | 中铁二院工程集团有限责任公司 | Four-wire large-span platform base composite arched tunnel lining structure |
| CN203130109U (en) * | 2013-05-16 | 2013-08-14 | 汇通路桥建设集团有限公司 | Large-section karst tunnel supporting equipment |
| CN203499695U (en) * | 2013-09-25 | 2014-03-26 | 中铁三局集团有限公司广州分公司 | Reinforcing structure for shallow-buried tunnel in bustling urban area |
| CN204152521U (en) * | 2014-09-18 | 2015-02-11 | 中铁建大桥工程局集团第二工程有限公司 | A kind of tunnel supporting and protection structure |
| CN104847374A (en) * | 2015-04-24 | 2015-08-19 | 长安大学 | Soft rock large-deformation tunnel supporting system and construction method thereof |
-
2016
- 2016-11-26 CN CN201611057232.6A patent/CN106761772A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09217594A (en) * | 1996-02-13 | 1997-08-19 | Fujita Corp | Timbering method for tunnel |
| CN101614125A (en) * | 2009-07-23 | 2009-12-30 | 中铁九局集团有限公司 | V level surrounding rock tunnel job practices |
| CN202090933U (en) * | 2011-05-23 | 2011-12-28 | 中铁二院工程集团有限责任公司 | Four-wire large-span platform base composite arched tunnel lining structure |
| CN203130109U (en) * | 2013-05-16 | 2013-08-14 | 汇通路桥建设集团有限公司 | Large-section karst tunnel supporting equipment |
| CN203499695U (en) * | 2013-09-25 | 2014-03-26 | 中铁三局集团有限公司广州分公司 | Reinforcing structure for shallow-buried tunnel in bustling urban area |
| CN204152521U (en) * | 2014-09-18 | 2015-02-11 | 中铁建大桥工程局集团第二工程有限公司 | A kind of tunnel supporting and protection structure |
| CN104847374A (en) * | 2015-04-24 | 2015-08-19 | 长安大学 | Soft rock large-deformation tunnel supporting system and construction method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109854280A (en) * | 2019-03-05 | 2019-06-07 | 中铁工程设计咨询集团有限公司 | Core Soil bearing-type support system and its construction method for tunneling subway station |
| CN109854280B (en) * | 2019-03-05 | 2023-09-15 | 中铁工程设计咨询集团有限公司 | Core soil bearing type supporting system for underground excavation of subway station and construction method thereof |
| CN114109438A (en) * | 2021-11-26 | 2022-03-01 | 中国电建集团福建工程有限公司 | Safety support device for deep rock excavation and construction method thereof |
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Effective date of abandoning: 20190326 |
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