CN111734417A - Connecting structure of glass fiber reinforcement and steel bar and glass fiber reinforcement construction process - Google Patents
Connecting structure of glass fiber reinforcement and steel bar and glass fiber reinforcement construction process Download PDFInfo
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- CN111734417A CN111734417A CN202010444940.5A CN202010444940A CN111734417A CN 111734417 A CN111734417 A CN 111734417A CN 202010444940 A CN202010444940 A CN 202010444940A CN 111734417 A CN111734417 A CN 111734417A
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- glass fiber
- steel bar
- bar
- fixing
- binding rope
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- 239000003365 glass fiber Substances 0.000 title claims abstract description 107
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 68
- 239000010959 steel Substances 0.000 title claims abstract description 68
- 230000002787 reinforcement Effects 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000010276 construction Methods 0.000 title claims abstract description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 44
- 210000003205 muscle Anatomy 0.000 claims description 34
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 15
- 239000011152 fibreglass Substances 0.000 claims description 7
- 239000000835 fiber Substances 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 4
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 claims description 3
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 claims description 3
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 12
- 230000000694 effects Effects 0.000 description 3
- 230000005641 tunneling Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D5/00—Lining shafts; Linings therefor
- E21D5/11—Lining shafts; Linings therefor with combinations of different materials, e.g. wood, metal, concrete
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Reinforcement Elements For Buildings (AREA)
Abstract
The invention relates to a connection structure of a glass fiber reinforcement and a steel bar and a construction process of the glass fiber reinforcement, which comprises a binding rope wound at the connection part of the steel bar and the glass fiber reinforcement and U-shaped clamps arranged at two ends of the binding rope; the binding rope is spirally wrapped at the joint of the steel bar and the glass fiber bar, and the two ends of the binding rope are respectively connected with the two U-shaped clamps. The invention has the advantages of better binding and fixing the joint of the steel bar and the glass fiber bar and avoiding the dislocation of the steel bar and the glass fiber bar.
Description
Technical Field
The invention relates to the technical field of shield excavation, in particular to a connection structure of a glass fiber rib and a steel bar and a glass fiber rib construction process.
Background
In the process of excavating the tunnel by the shield tunneling machine, an underground continuous wall needs to be arranged to protect the side walls of the starting vertical shaft and the receiving vertical shaft and prevent the side walls of the starting vertical shaft and the receiving vertical shaft from collapsing, but the shield tunneling machine also needs to penetrate through the underground continuous wall, so a plain concrete wall can be arranged on the underground continuous wall, and concrete is poured after the reinforcing steel bars are filled into the grooves in the construction process of the underground continuous wall, so that the underground continuous wall is formed, but glass fiber reinforcements are adopted in the plain concrete wall to replace the reinforcing steel bars, so that the shield tunneling machine can normally pass through the underground continuous wall.
The above prior art solutions have the following drawbacks: because the steel reinforcement cage is at the in-process of hoist and mount, can keep vertical state, and the glass fiber muscle replaces some reinforcing bar, and the glass fiber muscle is not in the one end of steel reinforcement cage, but be in the steel reinforcement cage and be close to on the part of lower extreme, so the cage form part both ends that the glass fiber muscle constitutes all have the steel reinforcement cage, the both ends of glass fiber muscle can be connected with the reinforcing bar, but when the vertical of steel reinforcement cage was hung, under the influence of gravity, the junction of reinforcing bar and glass fiber muscle produces the dislocation easily, and then influence the connectivity of reinforcing bar and glass fiber muscle, cause the influence to the intensity of underground continuous wall.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a connecting structure of a glass fiber reinforcement and a steel bar.
One of the above objects of the present invention is achieved by the following technical solutions:
a connecting structure of a glass fiber reinforcement and a steel bar comprises a binding rope wound at the joint of the steel bar and the glass fiber reinforcement and U-shaped clamps arranged at two ends of the binding rope;
the binding rope is spirally wrapped at the joint of the steel bar and the glass fiber bar, and the two ends of the binding rope are respectively connected with the two U-shaped clamps.
Through adopting the above technical scheme, it twines on glass fiber muscle and reinforcing bar to tie up the rope and be the screw-tupe, the surface of reinforcing bar and glass fiber muscle all has the arch, thereby form the recess on the periphery that makes glass fiber muscle and reinforcing bar, when tying up the rope winding on reinforcing bar and glass fiber muscle, it can with the reinforcing bar to tie up the rope, the protruding mutual spacing of fibre muscle on the surface, U type fixture carries out the centre gripping to reinforcing bar and glass fiber muscle simultaneously, and then can carry out better fixed centre gripping to reinforcing bar and glass fiber muscle, avoid taking place relative slip between reinforcing bar and the glass fiber muscle, and then avoid causing the influence to underground continuous wall's intensity.
The present invention in a preferred example may be further configured to: the binding rope is made of steel wires.
Through adopting above-mentioned technical scheme, the rope binding adopts the steel wire to make, can make the rope binding bear bigger power, and then can be better bind reinforcing bar and glass fiber muscle, avoid the rope binding to take place the fracture.
The present invention in a preferred example may be further configured to: the U-shaped fixture comprises a U-shaped fixing rod and a fixing plate, the fixing rod is buckled on the steel bar and the glass fiber bar, two ends of the fixing rod penetrate through the fixing plate, and the fixing rod protrudes out of the end part of the fixing plate and is in threaded connection with a fixing nut attached to the surface of the fixing plate;
a plurality of fixing holes are formed in the fixing plate, and the fixing holes are formed in the edge, close to the binding rope, of the fixing plate.
Through adopting above-mentioned technical scheme, the cooperation of U type dead lever and fixed plate can make things convenient for U type fixture to carry out the centre gripping to reinforcing bar and glass fiber muscle, improves work efficiency, and the fixed orifices on the fixed plate can conveniently tie up the connection of rope both ends and U type fixture, makes tying up binding that the rope can be stable on reinforcing bar, glass fiber muscle.
The present invention in a preferred example may be further configured to: a plurality of auxiliary fixing pieces which are uniformly distributed are also arranged between the two U-shaped clamps;
the auxiliary fixing piece is sleeved on the glass fiber reinforced plastic and the reinforcing steel bar, the auxiliary fixing piece comprises two semi-circular ring-shaped clamping plates, and the end parts of the two clamping plates are mutually attached and bolted together.
Through adopting above-mentioned technical scheme, supplementary mounting can play the purpose of supplementary fixed reinforcing bar and glass fiber reinforcement junction, simultaneously under the extrusion of cardboard, can make in tying up the recess on better embedding reinforcing bar of rope and the glass fiber reinforcement, and then make tying up binding reinforcing bar and the glass fiber reinforcement that the rope can be better, avoid reinforcing bar and glass fiber reinforcement to produce relative slip.
The present invention in a preferred example may be further configured to: two equal fixedly connected with rubber pad on the cardboard lateral wall that is close to each other.
Through adopting above-mentioned technical scheme, the rubber pad can increase the frictional force between cardboard and reinforcing bar, the glass fiber muscle, and then the lock that makes auxiliary fixtures can be more stable is in the junction of reinforcing bar and glass fiber muscle, the better auxiliary fixing's that auxiliary fixtures can play effect.
The other purpose of the invention is realized by the following technical scheme:
a construction process of a glass fiber rib comprises the following steps:
a. lapping; bending the steel bar to ensure that the main body part of the steel bar is superposed with the axis of the glass fiber bar;
b. forming a cage: the range of the shield tunnel portal and the range of 1m are both glass fiber ribs;
c. hoisting: two longitudinal trusses are added at the glass fiber rib, a plurality of lifting points are arranged on the added trusses, and the distance between the plurality of lifting points is larger than 1 m;
d. cutting: and after the steel bar cage is in the groove, cutting by using acetylene flame to take out the truss steel bar.
Through adopting above-mentioned technical scheme, through the connection of completion glass reinforcing bar and fibre muscle that above-mentioned step can be better, and can avoid the in-process of hoist and mount to cause the damage to the glass fibre muscle, after the reinforcing bar cage goes into the groove, the truss reinforcing bar is taken out in the cutting, can place and have the reinforcing bar in the plain concrete wall, avoids leading to the fact the influence to passing of shield structure machine.
The present invention in a preferred example may be further configured to: in the step a, the lapping of the reinforcing steel bars and the fiber bars is reinforced and connected by adopting binding ropes, U-shaped clamps and auxiliary fixing pieces.
Through adopting above-mentioned technical scheme, tying up the cooperation of rope, U type fixture and auxiliary fixing spare, can make the junction of reinforcing bar and glass fiber muscle inseparabler, reduce the probability that reinforcing bar and glass fiber muscle break away from each other.
The present invention in a preferred example may be further configured to: and d, during cutting, when the reinforcement cage is lowered to the range of the hole door, the reinforcement cage is suspended to descend, the reinforcement is cut, and the glass fiber reinforcement is not touched in the drawing process.
Through adopting above-mentioned technical scheme, the steel reinforcement cage cuts when arriving the portal scope, can make the staff subaerial work of cutting, convenient operation, whether more easily observes simultaneously that whether there is the reinforcing bar to remain, avoids the reinforcing bar to cause the influence to passing of shield structure machine.
In summary, the invention includes at least one of the following beneficial technical effects:
1. the binding rope bolt is wound on the steel bar and the glass fiber rib, the binding rope is made of steel wires and can be matched with the steel bar and the protrusions on the glass fiber rib, so that the steel bar and the glass fiber rib can be better fixed, when the steel bar is separated from the glass fiber rib, the matching of the binding rope and the protrusions can generate clamping force, and the separation of the steel bar and the glass fiber rib can be better avoided;
2. the connection of the glass fiber reinforced plastic and the reinforcing steel bars can be conveniently and quickly completed through the steps a, b, c and d, the separation of the glass fiber reinforced plastic and the reinforcing steel bars can be avoided, meanwhile, the position of the plain concrete wall can be prevented from moving, and the alignment shield tunnel portal of the plain concrete wall can be accurately formed.
Drawings
FIG. 1 is a schematic view of the structure of the embodiment in which reinforcing bars and glass fiber bars are lapped.
Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.
FIG. 3 is a schematic structural view of the U-shaped clamp in the embodiment.
Fig. 4 is a partially enlarged schematic view of a portion B in fig. 1.
Fig. 5 is a schematic structural view of an auxiliary fixing member in the embodiment.
In the figure, 1, reinforcing steel bars; 2. a glass fiber rib; 3. tying a rope; 4. a U-shaped fixture; 41. fixing the rod; 42. a fixing plate; 43. fixing a nut; 44. a fixing hole; 5. an auxiliary fixing member; 51. clamping a plate; 52. a bolt; 53. and (7) a rubber pad.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example one
Referring to fig. 1, the connection structure of a glass fiber reinforcement and a steel bar disclosed by the invention comprises a binding rope 3 wound at the joint of the steel bar 1 and the glass fiber reinforcement 2 and U-shaped clamps 4 arranged at two ends of the binding rope 3; the binding rope 3 is spirally wound on the steel bar 1 and the glass fiber rib 2, protrusions are arranged on the surfaces of the steel bar 1 and the glass fiber rib 2, so that a groove is formed between the protrusions on the surfaces of the steel bar 1 and the glass fiber rib 2, when the binding rope 3 is spirally wound on the steel bar 1 and the glass fiber rib 2, the binding rope 3 can be clamped in the groove, the binding rope 3 can be clamped with the protrusions, the binding rope 3 and the steel bar 1 are further connected, the glass fiber rib 2 is more tightly connected, the U-shaped fixture 4 is clamped on the steel bar 1 and the glass fiber rib 2, the U-shaped fixture 4 is matched with the binding rope 3, the joint of the steel bar 1 and the glass fiber rib 2 can be stably fixed, the steel bar 1 and the glass fiber rib 2 are prevented from sliding in a meeting mode, deformation between steel bar cages of an underground continuous wall is avoided, and the quality of the underground continuous wall is not influenced; the binding rope 3 is made of steel wires, so that the binding rope 3 can be prevented from being broken.
Referring to fig. 2 and 3, the U-shaped fixture 4 includes a U-shaped fixing rod 41 and a fixing plate 42, the fixing rod 41 is sleeved at the joint of the steel bar 1 and the glass fiber rib 2, the fixing plate 42 is penetrated through both ends of the fixing rod 41, and a part of the fixing rod 41 protruding out of the fixing plate 42 is in threaded connection with a fixing nut 43 which is attached to the fixing plate 42, and tightening the fixing nut 43 can enable the fixing plate 42 to be tightly attached to the surface of the steel bar 1 or the glass fiber rib 2, so that the steel bar 1 and the glass fiber rib 2 can be clamped.
Referring to fig. 2 and 3, still seted up a plurality of fixed orificess 44 on the fixed plate 42, fixed orificess 44 is located the edge that fixed plate 42 is close to tying up rope 3, and the tip of tying up rope 3 passes a plurality of fixed orificess 44, and then makes tying up rope 3 can be in the same place with the stable connection of fixed plate 42, and then makes 3 cooperations of tying up rope that U type fixture 4 can be better, and then better fixes reinforcing bar 1 and glass fiber muscle 2.
Referring to fig. 4 and 5, a plurality of auxiliary fixing pieces 5 are further arranged between the two U-shaped clamps 4, and the auxiliary fixing pieces 5 are sleeved on the reinforcing steel bars 1 and the glass fiber bars 2 and are uniformly distributed along the length direction of the reinforcing steel bars 1 and the glass fiber bars 2; supplementary mounting 5 includes the cardboard 51 of two half ring shapes and locates the bolt 52 at cardboard 51 both ends, two cardboard 51 locks are on reinforcing bar 1 and glass fiber muscle 2, and the tip of two cardboard 51 is laminated each other, be in the same place through the bolt 52 bolt joint, and then can fasten reinforcing bar 1 and glass fiber muscle 2, and exert pressure to tying up rope 3 simultaneously, make tying up rope 3 can be better with reinforcing bar 1, the protruding cooperation on the glass fiber muscle 2, it can be fixed fastening more to reinforcing bar 1 and glass fiber muscle 3 to tie up rope.
Referring to fig. 4 and 5, cardboard 51 is still fixedly connected with rubber pad 53 on the lateral wall that is close to each other, and rubber pad 53 can increase the frictional force between auxiliary fixtures 5 and reinforcing bar 1 and the glass fiber reinforcement 2, and then makes the lock that auxiliary fixtures 5 can be better stable on reinforcing bar 1 and fiber reinforcement 2, can play reinforced effect to reinforcing bar 1 and glass fiber reinforcement 2's connection.
Example two
A construction process of a glass fiber rib comprises the following steps:
a. lapping; bending the steel bar 1 to enable the main body part of the steel bar 1 to coincide with the axis of the glass fiber reinforcement 2, then winding the binding rope 3 at the joint of the steel bar 1 and the glass fiber reinforcement 2, then buckling the U-shaped fixture 4 at the joint of the steel bar 1 and the glass fiber reinforcement 2, and connecting the two ends of the binding rope 3 with the U-shaped fixture 4 together, so that the binding rope 3 can be tightly wound at the joint of the steel bar 1 and the glass fiber reinforcement 2;
finally, the auxiliary fixing piece 5 is buckled at the joint of the steel bar 1 and the glass fiber reinforcement 2, and the bolt 52 is screwed down, so that the clamping plate 51 can apply force to the binding rope 3, the connectivity of the binding rope 3, the steel bar 1 and the glass fiber reinforcement 2 is further improved, and meanwhile, the auxiliary fixing piece 5 can also improve the connectivity of the steel bar 1 and the glass fiber reinforcement 2;
b. forming a cage: the range of the shield tunnel portal and the range of 1m are both glass fiber reinforcements 2, a plain concrete wall is formed after cage-shaped concrete pouring formed by the glass fiber reinforcements 2, and the plain concrete wall is aligned with the shield tunnel portal and can be penetrated by a shield machine;
c. hoisting: two longitudinal trusses are added at the position of the glass fiber rib 2, a plurality of lifting points are arranged on the added trusses, and the distance between the plurality of lifting points is larger than 1 m; the glass fiber reinforcement 2 does not have bending strength, so that a hanging point is not arranged on the glass fiber reinforcement 2;
d. cutting: and after the steel reinforcement cage is in a groove, cutting the truss steel reinforcement 1 by using acetylene flame, and taking out the truss steel reinforcement 1, wherein the refuge residual steel reinforcement 1 influences the penetration of the shield machine.
Can be to accomplishing the replenishment of glass fiber muscle 2 through the cooperation of step a, b, c, d, make glass fiber muscle 2 replace the reinforcing bar 1 that shields the door opening department, avoid reinforcing bar 1 to the passing of shield structure machine to cause the influence, can also guarantee the stability of glass fiber muscle 2 and reinforcing bar 1 junction simultaneously, avoid glass fiber muscle cage to produce and remove, place glass fiber muscle cage can not align with the shield structure door opening.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. The utility model provides a connection structure of glass fiber reinforcement and reinforcing bar which characterized in that: comprises a binding rope (3) wound at the joint of a steel bar (1) and a glass fiber rib (2) and U-shaped clamps (4) arranged at two ends of the binding rope (3);
the binding rope (3) is spirally wrapped at the joint of the steel bar (1) and the glass fiber rib (2), and the two ends of the binding rope (3) are respectively connected with the two U-shaped clamps (4).
2. A connecting structure of a glass fiber reinforced plastic bar and a reinforcing steel bar as set forth in claim 1, wherein: the binding rope (3) is made of steel wires.
3. A connecting structure of a glass fiber reinforced plastic bar and a reinforcing steel bar as set forth in claim 1, wherein: the U-shaped fixture (4) comprises a U-shaped fixing rod (41) and a fixing plate (42), the fixing rod (41) is buckled on the steel bar (1) and the glass fiber rib (2), two ends of the fixing rod (41) penetrate through the fixing plate (42), and the fixing rod (41) protrudes out of the end part of the fixing plate (42) and is in threaded connection with a fixing nut (43) attached to the surface of the fixing plate (42);
a plurality of fixing holes (44) are formed in the fixing plate (42), and the fixing holes (44) are located at the edge, close to the binding rope (3), of the fixing plate (42).
4. A connecting structure of a glass fiber reinforced plastic bar and a reinforcing steel bar as set forth in claim 1, wherein: a plurality of auxiliary fixing pieces (5) which are uniformly distributed are also arranged between the two U-shaped clamps (4);
auxiliary fixing piece (5) cover is on glass fiber muscle (2) and reinforcing bar (1), and auxiliary fixing piece (5) include cardboard (51) of two semi-circular ring shapes, and the tip of two cardboard (51) is laminated the bolt mutually and is in the same place.
5. The connecting structure of a glass fiber reinforcement and a reinforcing steel bar according to claim 4, wherein: and rubber pads (53) are fixedly connected to the mutually close side walls of the two clamping plates (51).
6. A process for constructing a glass fiber reinforced plastic bar using the connection structure of claims 1 to 6, wherein: the method comprises the following steps:
a. lapping; bending the steel bar (1) to enable the main body part of the steel bar (1) to be overlapped with the axis of the glass fiber rib (2);
b. forming a cage: the range of the shield tunnel portal and the range of 1m are both glass fiber ribs (2);
c. hoisting: two longitudinal trusses are added at the glass fiber rib (2), a plurality of lifting points are arranged on the added trusses, and the distance between the plurality of lifting points is more than 1 m;
d. cutting: and after the reinforcing steel bars (1) are subjected to cage-entering, cutting by using acetylene flame to take out the truss reinforcing steel bars (1).
7. The glass fiber reinforcement construction process according to claim 6, characterized in that: in the step a, the steel bar (1) and the fiber bar are connected in a lap joint mode through a binding rope (3), a U-shaped fixture (4) and an auxiliary fixing piece (5) in a reinforcing mode.
8. The construction process of the glass fiber reinforcement bar as claimed in claim 6, wherein: and d, during cutting, when the cage of the steel bar (1) is lowered to the range of the tunnel door, the cage of the steel bar (1) is suspended to cut the steel bar (1), and the glass fiber rib (2) is not touched in the drawing process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010444940.5A CN111734417A (en) | 2020-05-23 | 2020-05-23 | Connecting structure of glass fiber reinforcement and steel bar and glass fiber reinforcement construction process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010444940.5A CN111734417A (en) | 2020-05-23 | 2020-05-23 | Connecting structure of glass fiber reinforcement and steel bar and glass fiber reinforcement construction process |
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| Publication Number | Publication Date |
|---|---|
| CN111734417A true CN111734417A (en) | 2020-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010444940.5A Pending CN111734417A (en) | 2020-05-23 | 2020-05-23 | Connecting structure of glass fiber reinforcement and steel bar and glass fiber reinforcement construction process |
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| CN (1) | CN111734417A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113860140A (en) * | 2021-09-28 | 2021-12-31 | 北京住总集团有限责任公司 | Hoisting device and method for glass fiber reinforced bar structure |
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|---|---|---|---|---|
| JP2003049595A (en) * | 2001-08-03 | 2003-02-21 | Nippon Steel Corp | Method of constructing shaft wall section for shield driving and shaft wall member |
| JP2003239679A (en) * | 2002-02-15 | 2003-08-27 | Nippon Steel Composite Co Ltd | Fiber-reinforced concrete wall body for shield driving |
| CN204436967U (en) * | 2015-02-05 | 2015-07-01 | 中铁建工集团有限公司 | Adjustable hoop connects conversion part |
| CN204877484U (en) * | 2015-05-18 | 2015-12-16 | 中铁三局集团广东建设工程有限公司 | A steel reinforcement cage structure for reducing shield structure discrepancy station degree of difficulty |
-
2020
- 2020-05-23 CN CN202010444940.5A patent/CN111734417A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003049595A (en) * | 2001-08-03 | 2003-02-21 | Nippon Steel Corp | Method of constructing shaft wall section for shield driving and shaft wall member |
| JP2003239679A (en) * | 2002-02-15 | 2003-08-27 | Nippon Steel Composite Co Ltd | Fiber-reinforced concrete wall body for shield driving |
| CN204436967U (en) * | 2015-02-05 | 2015-07-01 | 中铁建工集团有限公司 | Adjustable hoop connects conversion part |
| CN204877484U (en) * | 2015-05-18 | 2015-12-16 | 中铁三局集团广东建设工程有限公司 | A steel reinforcement cage structure for reducing shield structure discrepancy station degree of difficulty |
Non-Patent Citations (2)
| Title |
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| 建筑施工: "玻璃纤维筋在地铁工程盾构穿越围护结构中的应用", 《建筑施工》 * |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113860140A (en) * | 2021-09-28 | 2021-12-31 | 北京住总集团有限责任公司 | Hoisting device and method for glass fiber reinforced bar structure |
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Application publication date: 20201002 |