CN114033396B - Subway tunnel layering filling machine - Google Patents
Subway tunnel layering filling machine Download PDFInfo
- Publication number
- CN114033396B CN114033396B CN202111312948.7A CN202111312948A CN114033396B CN 114033396 B CN114033396 B CN 114033396B CN 202111312948 A CN202111312948 A CN 202111312948A CN 114033396 B CN114033396 B CN 114033396B
- Authority
- CN
- China
- Prior art keywords
- arc
- supporting
- bracing piece
- filling machine
- fixed connection
- 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.)
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Links
- 230000008093 supporting effect Effects 0.000 claims abstract description 39
- 239000004567 concrete Substances 0.000 claims abstract description 13
- 238000007599 discharging Methods 0.000 claims abstract description 3
- 239000010720 hydraulic oil Substances 0.000 claims description 4
- 238000005429 filling process Methods 0.000 abstract description 4
- 239000011152 fibreglass Substances 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000010276 construction 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
- 238000000034 method 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
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 platform trailer, wherein the upper side of the platform trailer is symmetrically and rotationally connected with a plurality of groups of arc plates, the intrados of the arc plates is rotationally connected with a plurality of driving rollers, the upper sides of the driving rollers which are opposite are jointly supported with a supporting pipe, the upper side of the platform trailer is fixedly connected with a conveying pipe, the conveying pipe is used for conveying concrete, one end of the upper side of the platform trailer is fixedly connected with an annular box, the annular box can be coaxial with the supporting pipe, one side of the annular box, which is far away from the supporting pipe, is fixedly connected with a plurality of discharging pipes in an annular array, and the other side of the annular box is fixedly connected and communicated with the conveying pipe. According to the invention, the supporting pipe is arranged in the middle of the tunnel formed by the pipe pieces, the annular box is used for filling concrete between the supporting pipe and the tunnel, and compared with a layered filling process, the supporting effect can be rapidly achieved, and potential safety hazards caused by structural instability are 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, electrically-towed rail traffic built in a city. The trains run on totally enclosed lines, the lines located in the central urban area are basically arranged in underground tunnels, the lines outside the central urban area are generally arranged on overhead bridges or the ground, and the tunnels are engineering buildings embedded in the ground, and are a form of utilizing underground space by human beings.
In the construction of cutting the glass fiber reinforced plastic pipe piece of the small shield by the large shield in advance, the glass fiber reinforced plastic pipe piece is used for replacing the common reinforced concrete pipe piece, the inside of the glass fiber reinforced plastic pipe piece is backfilled with concrete after the small shield passes through, and the initial support 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 layering filling machine, so that the problems in the prior art are solved.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a subway tunnel layering filling machine, includes the flatbed trailer, the multiunit arc is connected in flatbed trailer upside symmetry rotation, the intrados of arc rotates and connects a plurality of driving rollers, and a plurality of relative driving roller upside support has the stay tube jointly, flatbed trailer upside fixed connection conveyer pipe, the conveyer pipe is used for carrying concrete, flatbed 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 and be linked together.
Preferably, the upper side of the flat trailer is hinged with a hydraulic oil cylinder, and a telescopic rod of the hydraulic oil cylinder is hinged with the arc-shaped plate.
Preferably, two mounting grooves are symmetrically formed in the outer side of the support tube, each mounting groove is rotationally connected with one support rod, a torsion spring is arranged on a rotating shaft of each support rod, and the torsion springs are used for enabling the support rods to rotate out of the mounting grooves.
Preferably, an embedded plate is arranged on one side of the supporting rod, and two inclined planes are symmetrically arranged on one side of the embedded plate away from the supporting rod.
Preferably, the inside first cavity that is equipped with of bracing piece, the bracing piece is close to one side of embedded plate is open structure, embedded plate 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 inner wall rotation connection of drive shaft and bracing piece.
Preferably, an arc-shaped groove is formed in one side, close to the support rod, of the embedded plate, an arc-shaped surface is formed in one side, in contact with the embedded plate, of the support rod, 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 rotates and connect the roll wheel, 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 relative rack of mounting groove, a plurality of arc lugs use the pivot of bracing piece to distribute the setting as the benchmark, the roll wheel can be rolled arc lug surface by the mounting groove surface, the drive shaft stretches into in the second cavity and fixed connection drive gear, drive gear meshes with the rack.
The invention has the advantages that: according to the subway tunnel layered filling machine provided by the invention, the flatbed trailer is used for reversing movement, the supporting pipes which are placed on the arc plates one by one are driven by the driving rollers to move, the supporting pipes are placed in the middle of a tunnel formed by the duct pieces, and concrete is filled between the supporting pipes and the tunnel by the annular box, so that the supporting effect can be achieved rapidly relative to a layered filling process, and potential safety hazards caused by structural instability are avoided.
Drawings
FIG. 1 is a schematic view of the basic structure of the present invention;
FIG. 2 is a schematic view of the structure of the annular tank and the conveying pipe in the invention;
FIG. 3 is a schematic view of the connection structure of the support tube and the support rod in the present invention;
FIG. 4 is an enlarged view of a portion at E in FIG. 3;
FIG. 5 is an enlarged view of a portion at F in FIG. 4;
FIG. 6 is a schematic view showing a connection structure of the support rod and the embedded plate according to the present invention;
fig. 7 is a schematic view of the present invention after filling the tunnel.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1-7, the subway tunnel layered filling machine provided by the invention comprises a flat trailer 1, wherein a plurality of groups of arc plates 2 are symmetrically and rotationally connected to the upper side of the flat trailer 1, a plurality of driving rollers 21 are rotationally connected to the inner cambered surface of each arc plate 2, support pipes 3 are supported on the upper sides of the corresponding driving rollers 21 together, a conveying pipe 4 is fixedly connected to the upper side of the flat trailer 1, the conveying pipe 4 is used for conveying concrete, one end of the upper side of the flat trailer 1 is fixedly connected with an annular box 5, the annular box 5 can be coaxial with the support pipes 3, a plurality of discharge pipes 51 are fixedly connected to one side of the annular box 5 far away from the support pipes 3 in an annular array, and the other side of the annular box 5 is fixedly connected and communicated with the conveying pipe 4; the flat trailer 1 moves in a reversing mode, meanwhile, the driving rollers 21 drive the supporting tubes 3 placed on the arc plates 2 one by one to move, the supporting tubes 3 are arranged in the middle of a tunnel 10 formed by the tube pieces, concrete is filled between the supporting tubes 3 and the tunnel 10 through the annular box 5, and compared with a layered filling process, the flat trailer can play a supporting role rapidly, and potential safety hazards caused by structural instability are avoided.
The upper side of the flat trailer 1 is hinged with a hydraulic cylinder 11, a telescopic rod of the hydraulic cylinder 11 is hinged with the arc plates 2, the hydraulic cylinder 11 stretches and contracts to drive the arc plates 2 to rotate relatively, and when the two arc plates 2 rotate outwards simultaneously, the hydraulic cylinder can adapt to lifting of support tubes 3 with other diameters.
The outside of the support tube 3 is symmetrically provided with two mounting grooves 31, each mounting groove 31 is rotationally connected with one support rod 6, a torsion spring is arranged on a rotating shaft of each support rod 6, the torsion spring is used for enabling the support rod 6 to rotate out of the mounting groove 31, the initial state of the support rod 6 is in an unfolding state, a receiver of the support rod 6 is placed in the mounting groove 31 and limited by the arc plate 2 and the annular box 5, when the support rod 6 leaves the two mounting grooves, the torsion spring enables the support rod 6 to unfold, one side of the support rod 6 is provided with an embedded plate 7, one side of the embedded plate 7, far from the support rod 6, is symmetrically provided with two inclined planes 71, a first cavity 61 is arranged in the support rod 6, one side, close to the embedded plate 7, of the support rod 6 is in an open structure, one side of the embedded plate 7 is fixedly connected with a driving rod 711, the driving rod 711 stretches into the first cavity 61 of the support rod 6, one side of the driving rod 711 is fixedly connected with a driving shaft 72, and the driving shaft 72 is rotationally connected with the inner wall of the support rod 6; the slots 20 are arranged on the inner wall of the tunnel 10 at intervals, the support rods 6 rotate into the slots 20 to form supports, so that the support tubes 3 can acquire support force, the support tubes 3 are prevented from sinking in the filling concrete which is not solidified yet, insufficient support at the top of the tunnel 10 is avoided, and the support stability is high; during the rotation of the support bar 6, the embedded plate 7 swings reciprocally, and the concrete is pulled out through the tip portion where the two inclined planes 71 meet, so that the rotation resistance of the support bar 6 is reduced, and the support bar 6 can quickly enter the slot 20.
An arc-shaped groove 73 is formed in one side, close to the support 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 support rod 6, and the arc-shaped surface is matched with the arc-shaped groove 73; preventing concrete from entering the first cavity 61.
The second cavity 62 is arranged in the supporting rod 6, the rack 63 is connected in a sliding manner in the second cavity 62, the lower end of the rack 63 extends to the outside of the supporting rod 6 and is rotationally connected with the rolling wheel 64, one side of the rack 63 is fixedly connected with the supporting plate 65, 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 protruding blocks 68 are fixedly connected to one side of the mounting groove 31 opposite to the rack 63 in an annular array, the arc-shaped protruding blocks 68 are distributed by taking the rotating shaft of the supporting rod 6 as a reference, the rolling wheel 64 can roll to the surface of the arc-shaped protruding blocks 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 rotating the support rod 6, the rolling wheels 64 at the lower end of the rack 63 alternate with the surfaces of the arc-shaped protruding blocks 68 on the inner wall of the mounting groove 31, and the rack 63 is in reciprocating motion by being matched with the support springs 66, so that the driving gear 69 drives the driving shaft 72 to rotate positively and negatively, the embedded plate 7 is enabled to swing reciprocally, the embedded plate 7 is pulled out of concrete, the rotation resistance of the support rod 6 is reduced, and the support rod 6 can quickly enter the slot 20.
According to the working principle, when the flat trailer 1 moves in a reversing mode, the driving rollers 21 drive the supporting tubes 3 placed on the arc plates 2 one by one to move, the supporting tubes 3 are placed in the middle of a tunnel 10 formed by the tube pieces, concrete is filled between the supporting tubes 3 and the tunnel 10 through the annular box 5, and compared with a layered filling process, the supporting effect can be achieved rapidly, and potential safety hazards caused by structural instability are avoided.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a subway tunnel layering filling machine, includes flatbed trailer (1), multiunit arc (2) are connected in flatbed trailer (1) upside symmetry rotation, intrados rotation of arc (2) is connected a plurality of driving roller (21), and a plurality of driving roller (21) upside of relative support has stay tube (3) jointly, flatbed trailer (1) upside fixed connection conveyer pipe (4), conveyer pipe (4) are used for carrying concrete, its characterized in that: one end of the upper side of the flat trailer (1) is fixedly connected with an annular box (5), the annular box (5) can be coaxial with the supporting pipe (3), one side, far away from the supporting pipe (3), of the annular box (5) 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);
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).
2. The subway tunnel layered filling machine according to claim 1, wherein: two mounting grooves (31) are symmetrically formed in the outer side of the supporting tube (3), each mounting groove (31) is rotationally connected with one supporting rod (6), a torsion spring is arranged on a rotating shaft of each supporting rod (6), and the torsion springs are used for enabling the supporting rods (6) to rotate out of the mounting grooves (31).
3. A subway tunnel layered filling machine according to claim 2, 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).
4. A subway tunnel layered filling machine according to claim 3, wherein: the inside first cavity (61) that is equipped with of bracing piece (6), bracing piece (6) are close to one side of embedded plate (7) is open structure, embedded plate (7) one side fixed connection actuating lever (711), actuating lever (711) stretch into in first cavity (61) of bracing piece (6), actuating lever (711) one side fixed connection drive shaft (72), the inner wall rotation of drive shaft (72) and bracing piece (6) is connected.
5. The subway tunnel layered filling machine according to claim 4, wherein: one side of the embedded plate (7) close to the supporting rod (6) is provided with an arc-shaped groove (73), one side of the supporting rod (6) contacting with the embedded plate (7) is provided with an arc-shaped surface, and the arc-shaped surface is matched with the arc-shaped groove (73).
6. The subway tunnel layered filling machine according to claim 4, wherein: the inside second cavity (62) that is equipped with of bracing piece (6), sliding connection rack (63) in second cavity (62), the lower extreme of rack (63) extends to bracing piece (6) outside and rotates and connect roll round (64), fixed connection backup pad (65) in rack (63) one side, fixed connection supporting spring (66) between backup pad (65) and the upside inner wall of second cavity (62), the pivot of bracing piece (6) is equipped with backing ring (67), a plurality of arc lug (68) of one side annular array fixed connection of mounting groove (31) relative rack (63), a plurality of arc lug (68) use the pivot of bracing piece (6) to distribute and set up as the benchmark, roll round (64) can roll to arc lug (68) surface by mounting groove (31), drive shaft (72) stretch into in second cavity (62) and fixed connection drive gear (69), drive gear (69) mesh with 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 CN114033396A (en) | 2022-02-11 |
| CN114033396B true CN114033396B (en) | 2024-02-02 |
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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 |
Country Status (1)
| 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 |
|---|---|
| CN114033396A (en) | 2022-02-11 |
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