CN114033396A - Subway tunnel layered filling machine - Google Patents
Subway tunnel layered filling machine Download PDFInfo
- Publication number
- CN114033396A CN114033396A CN202111312948.7A CN202111312948A CN114033396A CN 114033396 A CN114033396 A CN 114033396A CN 202111312948 A CN202111312948 A CN 202111312948A CN 114033396 A CN114033396 A CN 114033396A
- Authority
- CN
- China
- Prior art keywords
- bracing piece
- arc
- fixed connection
- filling machine
- subway tunnel
- 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.)
- Granted
Links
- 230000008093 supporting effect Effects 0.000 claims abstract description 56
- 239000004567 concrete Substances 0.000 claims abstract description 13
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 239000010720 hydraulic oil Substances 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims 1
- 238000005429 filling process Methods 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 3
- 239000003365 glass fiber Substances 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/0607—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining the shield being provided with devices for lining the tunnel, e.g. shuttering
-
- 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
- E21D11/102—Removable shuttering; Bearing or supporting devices 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
- E21D11/04—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
- E21D11/105—Transport or application of concrete specially adapted for the lining of tunnels or galleries ; Backfilling the space between main building element and the surrounding rock, e.g. with concrete
-
- 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
- E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
- E21D11/403—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries combined with the head machine
Abstract
The invention discloses a subway tunnel layered filling machine which comprises a flat trailer, wherein the upper side of the flat trailer is symmetrically and rotatably connected with a plurality of groups of arc-shaped plates, the inner arc surfaces of the arc-shaped plates are rotatably connected with a plurality of driving rollers, supporting pipes are commonly supported on the upper sides of the plurality of opposite driving rollers, the upper side of the flat trailer is fixedly connected with a conveying pipe, the conveying pipe is used for conveying concrete, one end of the upper side of the flat trailer is fixedly connected with an annular box, the annular box can be coaxial with the supporting pipes, one side of the annular box, far away from the supporting pipes, is fixedly connected with a plurality of discharging pipes in an annular array mode, and the other side of the annular box is fixedly connected with and communicated with the conveying pipe. According to the invention, the supporting tube is arranged in the middle of the tunnel formed by the tube sheets, and the annular box is used for filling concrete between the supporting tube and the tunnel, so that the supporting effect can be rapidly achieved compared with a layered filling process, and the potential safety hazard caused by structural instability is avoided.
Description
Technical Field
The invention relates to the technical field of subway tunnel construction, in particular to a subway tunnel layered filling machine.
Background
The subway is a rapid, large-traffic and electric power traction rail transit built in cities. The train runs on a totally closed line, the line located in the central urban area is basically arranged in an underground tunnel, the line outside the central urban area is generally arranged on a viaduct or the ground, and the tunnel is an engineering building buried in the ground and is a form of utilizing underground space by human beings.
During the construction of cutting the small shield glass fiber rib pipe piece by the small shield first and the large shield, the glass fiber rib pipe piece is used for replacing a common reinforced concrete pipe piece, the small shield is backfilled with concrete after passing through the glass fiber rib pipe piece, and the initial supporting capacity is insufficient through layered filling.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a subway tunnel layered filling machine, so that the problems in the prior art are solved.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a subway tunnel layered filling machine, includes platform trailer, platform trailer upside symmetry rotates connects the multiunit arc, the intrados face of arc rotates connects a plurality of drive rolls, and a plurality of drive roll upsides relative support jointly has the stay tube, platform trailer upside fixed connection conveyer pipe, the conveyer pipe is used for carrying the concrete, platform trailer upside one end fixed connection annular case, the annular case can be coaxial with the stay tube, one side that the stay tube was kept away from to the annular case is a plurality of discharging pipes of annular array fixed connection, annular case opposite side and conveyer pipe fixed connection are linked together.
Preferably, the upper side of the platform trailer is hinged to a hydraulic oil cylinder, and a telescopic rod of the hydraulic oil cylinder is hinged to the arc-shaped plate.
Preferably, the outside symmetry of stay tube is equipped with two mounting grooves, bracing piece of every mounting groove internal rotation connection, every be equipped with the torsional spring in the pivot of bracing piece, the torsional spring is used for the bracing piece to roll out in by the mounting groove.
Preferably, an embedded plate is arranged on one side of the supporting rod, and two inclined planes are symmetrically arranged on one side, far away from the supporting rod, of the embedded plate.
Preferably, the inside first cavity that is equipped with of bracing piece, the bracing piece is close to one side of embedding board is open structure, embedding board one side fixed connection actuating lever, the actuating lever stretches into in the first cavity of bracing piece, actuating lever one side fixed connection drive shaft, the drive shaft rotates with the inner wall of bracing piece to be connected.
Preferably, one side of the embedded plate close to the supporting rod is provided with an arc-shaped groove, one side of the supporting rod contacting the embedded plate is provided with an arc-shaped surface, and the arc-shaped surface is matched with the arc-shaped groove.
Preferably, the inside second cavity that is equipped with of bracing piece, sliding connection rack in the second cavity, the lower extreme of rack extends to the bracing piece outside and swivelling joint wheel that rolls, rack one side fixed connection backup pad, fixed connection supporting spring between the upside inner wall of backup pad and second cavity, the pivot of bracing piece is equipped with the backing ring, a plurality of arc lugs of one side annular array fixed connection of the relative rack of mounting groove, a plurality of arc lugs use the pivot of bracing piece to distribute as the benchmark and set up, the wheel that rolls can roll arc lug surface by the mounting groove surface, the drive shaft stretches into in the second cavity and fixed connection drive gear, drive gear and rack mesh mutually.
The invention has the advantages that: the subway tunnel layered filling machine provided by the invention moves backwards through the flat trailer, the driving rollers drive the supporting pipes which are placed on the arc-shaped plates one by one to move, the supporting pipes are placed in the middle of the tunnel formed by the pipe pieces, and the annular box is used for filling concrete between the supporting pipes and the tunnel.
Drawings
FIG. 1 is a schematic diagram of the basic structure of the present invention;
FIG. 2 is a schematic view of the construction of the annular box and the transfer pipe of the present invention;
FIG. 3 is a schematic view showing a connection structure of the support tube and the support rod according to the present invention;
fig. 4 is a partial enlarged view at E in fig. 3;
fig. 5 is a partial enlarged view of fig. 4 at F;
FIG. 6 is a schematic view of the connection structure of the supporting rod and the embedded plate according to the present invention;
FIG. 7 is a schematic representation of the tunnel of the present invention after filling.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-7, the subway tunnel layered filling machine provided by the invention comprises a platform trailer 1, wherein the upper side of the platform trailer 1 is symmetrically and rotatably connected with a plurality of groups of arc-shaped plates 2, the inner arc surfaces of the arc-shaped plates 2 are rotatably connected with a plurality of driving rollers 21, the upper sides of the opposite driving rollers 21 are jointly supported with a supporting pipe 3, the upper side of the platform trailer 1 is fixedly connected with a conveying pipe 4, the conveying pipe 4 is used for conveying concrete, one end of the upper side of the platform trailer 1 is fixedly connected with an annular box 5, the annular box 5 can be coaxial with the supporting pipe 3, one side of the annular box 5, which is far away from the supporting pipe 3, is fixedly connected with a plurality of discharging pipes 51 in an annular array, and the other side of the annular box 5 is fixedly connected and communicated with the conveying pipe 4; when flatbed trailer 1 moves backward, drive roller 21 orders about and puts the 3 removals of stay tube on the arc 2 one by one, and the tunnel 10 middle part that the section of jurisdiction constitutes is arranged in to stay tube 3, by annular case 5 fill concrete between stay tube 3 and tunnel 10, for the layering filling technology, can play the supporting role fast, avoid the structural instability to bring the potential safety hazard.
Hydraulic cylinder 11 is connected in the articulated connection of 1 upside of platform trailer, and hydraulic cylinder 11's telescopic link is connected with the arc 2 is articulated, and hydraulic cylinder 11 is flexible orders about 2 relative rotations of arc, and when two arcs 2 outwards rotated simultaneously, can adapt to the 3 lifts of stay tube of other diameters.
Two mounting grooves 31 are symmetrically arranged on the outer side of the supporting tube 3, a supporting rod 6 is rotatably connected in each mounting groove 31, a torsion spring is arranged on a rotating shaft of each supporting rod 6, the torsion spring is used for enabling the supporting rod 6 to rotate out from the mounting groove 31, the supporting rod 6 is in an unfolding state in an initial state, a receiver of the supporting rod 6 is placed in the mounting groove 31 and limited by the arc-shaped plate 2 and the annular box 5, when the supporting rod 6 leaves the supporting rod and the supporting rod, the torsion spring enables the supporting rod 6 to be unfolded, the embedded plate 7 is arranged on one side of the supporting rod 6, two inclined planes 71 are symmetrically arranged on one side, away from the supporting rod 6, of the embedded plate 7, a first cavity 61 is formed in the supporting rod 6, one side, close to the embedded plate 7, of the supporting rod 6 is of an open structure, a driving rod 711 is fixedly connected to one side of the embedded plate 7, the driving rod 711 extends into the first cavity 61 of the supporting rod 6, a driving shaft 72 is fixedly connected to one side of the driving rod 711, and the driving shaft 72 is rotatably connected with the inner wall of the supporting rod 6; the slots 20 are arranged on the inner wall of the tunnel 10 at intervals, the support rods 6 rotate to enter the slots 20 to form supports, so that the support pipes 3 can obtain support force, the support pipes 3 are prevented from sinking in the filling concrete which is not solidified, insufficient support at the top of the tunnel 10 is avoided, and the support stability is high; in the rotating process of the supporting rod 6, the embedded plate 7 swings back and forth, and concrete is pushed away through the tip part where the two inclined planes 71 meet, so that the rotating resistance of the supporting rod 6 is reduced, and the supporting rod 6 can conveniently and quickly enter the slot 20.
An arc-shaped groove 73 is formed in one side, close to the supporting rod 6, of the embedded plate 7, an arc-shaped surface is formed in one side, in contact with the embedded plate 7, of the supporting rod 6, and the arc-shaped surface is matched with the arc-shaped groove 73; preventing concrete from entering the first cavity 61.
A second cavity 62 is arranged inside the supporting rod 6, a rack 63 is slidably connected in the second cavity 62, the lower end of the rack 63 extends to the outside of the supporting rod 6 and is rotatably connected with a rolling wheel 64, a supporting plate 65 is fixedly connected to one side of the rack 63, a supporting spring 66 is fixedly connected between the supporting plate 65 and the inner wall of the upper side of the second cavity 62, a backing ring 67 is arranged on the rotating shaft of the supporting rod 6, a plurality of arc-shaped lugs 68 are fixedly connected to one side of the mounting groove 31 opposite to the rack 63 in an annular array manner, the arc-shaped lugs 68 are distributed on the basis of the rotating shaft of the supporting rod 6, the rolling wheel 64 can roll to the surface of the arc-shaped lugs 68 from the surface of the mounting groove 31, a driving shaft 72 extends into the second cavity 62 and is fixedly connected with a driving gear 69, and the driving gear 69 is meshed with the rack 63; in the process of rotation of the supporting rod 6, the rolling wheel 64 at the lower end of the rack 63 alternates between the inner wall of the mounting groove 31 and the surface of the arc-shaped bump 68, and the supporting spring 66 is matched to realize reciprocating motion of the rack 63, so that the driving gear 69 drives the driving shaft 72 to rotate positively and negatively, thereby realizing reciprocating swing of the embedded plate 7, and the embedded plate 7 drives the concrete to open so as to reduce the rotation resistance of the supporting rod 6 and facilitate the supporting rod 6 to rapidly enter the slot 20.
The theory of operation, when flatbed trailer 1 moves back formula, drive roller 21 orders about to put stay tube 3 on the arc 2 one by one and removes, and stay tube 3 is arranged in the tunnel 10 middle part that the section of jurisdiction constitutes in, fills the concrete by annular box 5 between stay tube 3 and tunnel 10, for the layering filling technology, can play the supporting role fast, avoids the structural instability to bring the potential safety hazard.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a subway tunnel layered filling machine, includes flatbed trailer (1), flatbed trailer (1) upside symmetry is rotated and is connected multiunit arc (2), the intrados of arc (2) rotates and connects a plurality of drive rolls (21), and a plurality of drive rolls (21) upside relative supports jointly has stay tube (3), flatbed trailer (1) upside fixed connection conveyer pipe (4), conveyer pipe (4) are used for carrying concrete, its characterized in that: platform trailer (1) upside one end fixed connection annular case (5), annular case (5) can be coaxial with stay tube (3), one side that stay tube (3) were kept away from in annular case (5) is a plurality of discharging pipes of annular array fixed connection (51), annular case (5) opposite side and conveyer pipe (4) fixed connection and be linked together.
2. The subway tunnel layered filling machine according to claim 1, wherein: the upper side of the platform trailer (1) is hinged with a hydraulic oil cylinder (11), and a telescopic rod of the hydraulic oil cylinder (11) is hinged with the arc-shaped plate (2).
3. The subway tunnel layered filling machine according to claim 1, wherein: the outside symmetry of stay tube (3) is equipped with two mounting grooves (31), bracing piece (6), every bracing piece (6) are connected in every mounting groove (31) internal rotation be equipped with the torsional spring in the pivot of bracing piece (6), the torsional spring is used for bracing piece (6) to roll out in by mounting groove (31).
4. The subway tunnel layered filling machine according to claim 3, wherein: an embedded plate (7) is arranged on one side of the supporting rod (6), and two inclined planes (71) are symmetrically arranged on one side, far away from the supporting rod (6), of the embedded plate (7).
5. The subway tunnel layered filling machine according to claim 4, wherein: the utility model discloses a support bar, including bracing piece (6), bracing piece (6) inside is equipped with first cavity (61), bracing piece (6) are close to one side of embedding board (7) is open structure, embedding board (7) one side fixed connection actuating lever (711), in actuating lever (711) stretched into first cavity (61) of bracing piece (6), actuating lever (711) one side fixed connection drive shaft (72), drive shaft (72) rotated with the inner wall of bracing piece (6) and is connected.
6. The subway tunnel layered filling machine according to claim 5, wherein: one side that embedding board (7) are close to bracing piece (6) is equipped with arc wall (73), bracing piece (6) contact one side of embedding board (7) is equipped with the arcwall face, arcwall face and arc wall (73) looks adaptation.
7. The subway tunnel layered filling machine according to claim 5, wherein: the utility model discloses a support bar, including bracing piece (6), bracing piece (6) inside is equipped with second cavity (62), sliding connection rack (63) in second cavity (62), the lower extreme of rack (63) extends to bracing piece (6) outside and swivelling joint wheel (64), rack (63) one side fixed connection backup pad (65), fixed connection supporting spring (66) between the upside inner wall of backup pad (65) and second cavity (62), the pivot of bracing piece (6) is equipped with backing ring (67), a plurality of arc lugs (68) of one side annular array fixed connection of relative rack (63) of mounting groove (31), a plurality of arc lugs (68) use the pivot of bracing piece (6) to distribute the setting as the benchmark, wheel (64) can be rolled to arc lug (68) surface by mounting groove (31) surface, drive shaft (72) stretch into in second cavity (62) and fixed connection drive gear (69), the driving gear (69) is meshed with the rack (63).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111312948.7A CN114033396B (en) | 2021-11-08 | 2021-11-08 | Subway tunnel layering filling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111312948.7A CN114033396B (en) | 2021-11-08 | 2021-11-08 | Subway tunnel layering filling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114033396A true CN114033396A (en) | 2022-02-11 |
| CN114033396B CN114033396B (en) | 2024-02-02 |
Family
ID=80143220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111312948.7A Active CN114033396B (en) | 2021-11-08 | 2021-11-08 | Subway tunnel layering filling machine |
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| Country | Link |
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| CN (1) | CN114033396B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209293434U (en) * | 2018-11-09 | 2019-08-23 | 涟水美赞建材科技有限公司 | A kind of concrete conveyance drag pump |
| CN212004543U (en) * | 2020-03-25 | 2020-11-24 | 中铁十一局集团城市轨道工程有限公司 | Trackless steel pipe mounting structure in shield tunnel |
| CN212985242U (en) * | 2020-09-24 | 2021-04-16 | 何涛 | Tunnel section supporting device for subway tunnel |
| CN112901210A (en) * | 2020-11-29 | 2021-06-04 | 温州顺启建筑有限公司 | Tunnel lining concrete grouting device |
| CN113187491A (en) * | 2021-05-17 | 2021-07-30 | 中铁十二局集团第四工程有限公司 | Subway tunnel transverse passage small shield construction process |
-
2021
- 2021-11-08 CN CN202111312948.7A patent/CN114033396B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209293434U (en) * | 2018-11-09 | 2019-08-23 | 涟水美赞建材科技有限公司 | A kind of concrete conveyance drag pump |
| CN212004543U (en) * | 2020-03-25 | 2020-11-24 | 中铁十一局集团城市轨道工程有限公司 | Trackless steel pipe mounting structure in shield tunnel |
| CN212985242U (en) * | 2020-09-24 | 2021-04-16 | 何涛 | Tunnel section supporting device for subway tunnel |
| CN112901210A (en) * | 2020-11-29 | 2021-06-04 | 温州顺启建筑有限公司 | Tunnel lining concrete grouting device |
| CN113187491A (en) * | 2021-05-17 | 2021-07-30 | 中铁十二局集团第四工程有限公司 | Subway tunnel transverse passage small shield construction process |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114033396B (en) | 2024-02-02 |
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