CN214169038U - Deep underground continuous wall reinforcement cage - Google Patents
Deep underground continuous wall reinforcement cage Download PDFInfo
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- CN214169038U CN214169038U CN202022463726.2U CN202022463726U CN214169038U CN 214169038 U CN214169038 U CN 214169038U CN 202022463726 U CN202022463726 U CN 202022463726U CN 214169038 U CN214169038 U CN 214169038U
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Abstract
The utility model discloses a degree of depth underground continuous wall steel reinforcement cage, include: the steel bar connecting device comprises main bars, auxiliary bars, horizontal distribution bars, connecting bars, transverse steel bars, longitudinal steel bars, shearing bars, truss bars, positioning cushion blocks, embedded steel bar connectors and hanging rings; the main ribs and the auxiliary ribs are paved at intervals along the transverse direction to form a back soil side reinforcing layer and a soil facing side reinforcing layer which are connected through the connecting ribs; the steel bar supporting frame is provided with a positioning cushion block; the plurality of transverse reinforcing steel bars are arranged along the transverse direction and the thickness direction respectively and are encircled with the main reinforcing steel bars and the auxiliary reinforcing steel bars to form an accommodating cavity, and the inner part of the accommodating cavity is provided with a plurality of longitudinal reinforcing steel bars encircled on the guide pipe; the embedded steel bar connector and the hanging ring are welded on the steel bar supporting frame in a lap welding mode; the horizontal distribution ribs are laid on the outer sides of the reinforcing steel bar layer on the back soil side and the reinforcing steel bar layer on the soil facing side along the longitudinal direction; the two horizontal distribution ribs which are oppositely arranged along the thickness direction are connected through a truss rib; the shear bar support is welded on the outer side of the horizontal distribution bar. This steel reinforcement cage structure is firm, intensity is high and firm.
Description
Technical Field
The utility model belongs to the technical field of underground continuous wall steel reinforcement cage, more specifically relates to a degree of depth underground continuous wall steel reinforcement cage.
Background
The diaphragm wall, also called underground diaphragm wall, is a foundation engineering, and adopts a trenching machine on the ground to excavate a long and narrow deep groove along the peripheral axis of the deep excavation engineering under the condition of slurry wall protection. After the groove is cleaned, a reinforcement cage is hoisted in the groove, and then underwater concrete is poured by a guide pipe method to form a unit groove section. The construction is carried out section by section, and a continuous reinforced concrete wall is built underground and serves as a water interception, seepage prevention, bearing and water retaining structure.
When the continuous wall is narrow in site, limited in construction space and dense and complex in personnel, how to ensure the safety and the order of operations such as site civilized construction, hoisting and the like in a complex environment is the key point of the engineering construction; therefore, the structural stability and structural strength of the reinforcement cage of the underground diaphragm wall are the greatest importance in the construction and quality thereof.
Disclosure of Invention
To the above defect or improvement demand of prior art, the utility model provides a degree of depth underground continuous wall steel reinforcement cage.
In order to achieve the above object, the utility model provides a degree of depth underground continuous wall steel reinforcement cage, include:
the steel bar connecting device comprises main bars, auxiliary bars, horizontal distribution bars, connecting bars, transverse steel bars, longitudinal steel bars, shearing bars, truss bars, positioning cushion blocks, embedded steel bar connectors and hanging rings;
the main ribs and the auxiliary ribs are laid at intervals along the transverse direction to form a soil-backed side reinforcing layer and a soil-facing side reinforcing layer respectively; the soil back side reinforcing steel bar layer and the soil facing side reinforcing steel bar layer are connected through the connecting bars; the main ribs and the auxiliary ribs extend along the longitudinal direction, and the length of the main ribs is greater than that of the auxiliary ribs; the main ribs and/or the auxiliary ribs which are oppositely arranged in the thickness direction are connected through the truss ribs, and the truss ribs are connected with the main ribs and the auxiliary ribs through lap welding to form a reinforcement cage supporting frame; the steel bar supporting frame is provided with a positioning cushion block corresponding to more than one lap welding point of the truss rib and the main rib; the positioning cushion blocks are respectively arranged on the soil-backed side reinforcing steel bar layer and the soil-facing side reinforcing steel bar layer; a conduit bin for mounting a conduit is arranged inside the steel bar supporting frame; the guide pipe bin is formed by enclosing the transverse reinforcing steel bars and the longitudinal reinforcing steel bars, the plurality of transverse reinforcing steel bars are arranged along the transverse direction and the thickness direction respectively and form an accommodating cavity extending along the longitudinal direction with the main reinforcing steel bars and the auxiliary reinforcing steel bars in an enclosing manner, the plurality of longitudinal reinforcing steel bars are arranged in the accommodating cavity, and the plurality of longitudinal reinforcing steel bars are arranged outside the guide pipe in an enclosing manner; the longitudinal steel bars and the transverse steel bars are connected through lap welding; the embedded steel bar connector and the hanging ring are welded to the steel bar supporting frame in a lap welding mode;
the horizontal distribution ribs are laid on the outer sides of the reinforcing steel bar layer on the back soil side and the reinforcing steel bar layer on the soil facing side along the longitudinal direction, and the horizontal distribution ribs are connected with the main ribs and the auxiliary ribs through lap welding; the two horizontal distribution ribs which are oppositely arranged in the thickness direction are connected through the truss ribs, and the truss ribs are connected with the horizontal distribution ribs through lap welding; the outer side of the horizontal distribution rib is welded with the cross braces formed by the cross arrangement of the shearing ribs.
Optionally, the positioning cushion blocks of the reinforcement layer on the soil-back side and the positioning cushion blocks of the reinforcement layer on the soil-facing side are arranged in a staggered manner in the thickness direction.
Optionally, the lifting ring is of a U-shaped structure, and includes a first straight line section, an arc-shaped section, and a second straight line section that are connected in sequence, the first straight line section and the second straight line section are arranged oppositely, and the first straight line section and the second straight line section extend along a longitudinal direction; the two hoisting rings are symmetrically arranged on the soil back side reinforcing steel bar layer and the soil facing side reinforcing steel bar layer; the hanging ring is clamped between the truss ribs, the main ribs and/or the auxiliary ribs, and the first straight line sections and the second straight line sections are connected with the truss ribs, the main ribs or the auxiliary ribs in a lap welding mode.
Optionally, the effective thickness of the welding seam of the lifting ring and the truss rib, the main rib or the auxiliary rib in lap welding is not less than 30% of the diameter of the main rib or the auxiliary rib, the transverse dimension of the welding seam is not less than 80% of the diameter of the main rib or the auxiliary rib, and the longitudinal dimension of the welding seam is not less than 320 mm.
Optionally, the main ribs and the auxiliary ribs are uniformly distributed along the transverse direction.
Optionally, the horizontal distribution ribs are uniformly distributed along the longitudinal direction.
Optionally, the included angle between the shear rib and the main rib is 45 °.
Generally, through the utility model discloses above technical scheme who conceives compares with prior art, can gain following beneficial effect:
(1) in the utility model, the main reinforcement, the auxiliary reinforcement, the horizontal distribution reinforcement and the truss reinforcement connecting the horizontal distribution reinforcement form a support frame of the reinforcement cage, and the reinforcement cage has stable structure, high strength and firmness; the reinforcing steel bar layer on the soil back side and the reinforcing steel bar layer on the soil facing side which are arranged in an up-and-down layered mode are further reinforced through the connecting ribs, and the structural strength and the stability of the reinforcement cage are further improved; the arrangement of the horizontally distributed ribs further improves the surface bearing capacity and the structural strength of the reinforcement cage; the positioning cushion block is arranged to ensure the accuracy of the assembling and hoisting processes of the steel reinforcement cage, and the transverse steel bars and the longitudinal steel bars support the guide pipe to ensure the smooth proceeding of the subsequent pouring; the arrangement of the transverse steel bars and the longitudinal steel bars also enhances the structural strength of the steel reinforcement cage; simultaneously, the shearing resistance of the whole reinforcement cage is improved through the arrangement of the shearing ribs, the smooth operation of the hoisting process is further ensured, and accidents are avoided.
(2) The utility model discloses in, rings require high with truss muscle, main muscle or vice muscle welding and welding simultaneously, have guaranteed the steadiness of rings, avoid this steel reinforcement cage hoist and mount in-process appear drop, crooked waiting bad phenomenon, guaranteed going on smoothly of this steel reinforcement cage hoist and mount. More excellent, the wholeness and the atress homogeneity that this steel reinforcement cage has been improved to the equipartition setting of main muscle, vice muscle and horizontal distribution muscle, guarantees underground continuous wall's quality.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic structural diagram of another embodiment of the present invention;
FIG. 3 is a schematic cross-sectional view of another embodiment of the present invention;
fig. 4 is a schematic longitudinal sectional view of another embodiment of the present invention;
fig. 5 is a schematic structural view of an expanded view of another embodiment of the present invention.
In all the figures, the same reference numerals denote the same features, in particular: 11-main bars, 12-auxiliary bars, 13-horizontal distribution bars, 14-connection bars, 15-transverse bars, 16-longitudinal bars, 17-shear bars, 18-truss bars, 19-positioning cushion blocks, 20-soil-backed bar layers, 21-soil-faced bar layers, 22-guide pipes, 23-embedded bar connectors and 24-I-shaped steel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.
In an embodiment of the present invention, as shown in fig. 1-5, a deep underground diaphragm wall reinforcement cage comprises: the steel bar splicing device comprises main bars 11, auxiliary bars 12, horizontal distribution bars 13, connecting bars 14, transverse steel bars 15, longitudinal steel bars 16, shearing steel bars 17, truss steel bars 18, positioning cushion blocks 19, embedded steel bar splicers 23 and hanging rings; the main ribs 11 and the auxiliary ribs 12 are paved at intervals along the transverse direction to form a soil-backed side reinforcing layer 20 and a soil-faced side reinforcing layer 21 respectively; the reinforcing steel bar layer 20 at the back soil side and the reinforcing steel bar layer 21 at the soil facing side are connected through the connecting bars 14; the main ribs 11 and the auxiliary ribs 12 extend along the longitudinal direction, and the length of the main ribs 11 is greater than that of the auxiliary ribs 12; the main ribs 11 and/or the auxiliary ribs 12 which are oppositely arranged in the thickness direction are connected through the truss ribs 18, and the truss ribs 18 are connected with the main ribs 11 and the auxiliary ribs 12 through lap welding to form a reinforcement cage supporting frame; the steel bar supporting frame is provided with a positioning cushion block 19 corresponding to more than one lap welding point of the truss rib 18 and the main rib 11; the positioning cushion blocks 19 are respectively arranged on a reinforcing steel bar layer 20 on the back soil side and a reinforcing steel bar layer 21 on the soil facing side; a conduit bin for installing a conduit 22 is arranged inside the steel bar supporting frame; the guide pipe bin is formed by enclosing transverse reinforcing steel bars 15 and longitudinal reinforcing steel bars 16, the plurality of transverse reinforcing steel bars 15 are arranged along the transverse direction and the thickness direction respectively and enclose the main reinforcing steel bars 11 and the auxiliary reinforcing steel bars 12 to form an accommodating cavity extending along the longitudinal direction, the plurality of longitudinal reinforcing steel bars 16 are arranged inside the accommodating cavity, and the plurality of longitudinal reinforcing steel bars 16 enclose the outer side of the guide pipe 22; the longitudinal steel bars 16 and the transverse steel bars 15 are connected by lap welding; the embedded steel bar connector 23 and the hanging ring are welded on the steel bar supporting frame in a lap welding mode; the horizontal distribution ribs 13 are laid on the outer sides of the reinforcing steel layer 20 on the back soil side and the reinforcing steel layer 21 on the soil facing side along the longitudinal direction, and the horizontal distribution ribs 13 are connected with the main ribs 11 and the auxiliary ribs 12 through lap welding; the two horizontal distribution ribs 13 which are oppositely arranged in the thickness direction are connected through the truss ribs 18, and the truss ribs 18 are connected with the horizontal distribution ribs 13 through lap welding; the outer side of the horizontal distribution rib 13 is welded with a cross brace formed by the crossed shearing ribs 17.
In practical application, the reinforcement cage can be arranged in a straight shape, a T shape or an L shape according to the structural requirements of the underground continuous wall, and more than one guide pipe bin is arranged according to the requirements.
Alternatively, the positioning blocks 19 of the soil-back side reinforcing layer 20 and the positioning blocks 19 of the soil-facing side reinforcing layer 21 are arranged in a staggered manner in the thickness direction. In practical application, the positioning cushion block 19 can be welded and connected with the main rib 11 or the auxiliary rib 12.
Optionally, the lifting ring is of a U-shaped structure and comprises a first straight line section, an arc-shaped section and a second straight line section which are connected in sequence, the first straight line section and the second straight line section are arranged oppositely, and the first straight line section and the second straight line section extend along the longitudinal direction; the two hoisting rings are symmetrically arranged on the soil-backed side reinforcing steel bar layer 20 and the soil-faced side reinforcing steel bar layer 21; the hanging ring is clamped among the truss ribs 18, the main ribs 11 and/or the auxiliary ribs 12, and the first straight line sections and the second straight line sections are in lap welding connection with the truss ribs 18, the main ribs 11 or the auxiliary ribs 12.
Optionally, the effective thickness dimension of the welding seam of the lap welding of the lifting ring and the truss rib 18, the main rib 11 or the auxiliary rib 12 is not less than 30% of the diameter dimension of the main rib 11 or the auxiliary rib 12, the transverse dimension of the welding seam is not less than 80% of the diameter dimension of the main rib 11 or the auxiliary rib 12, and the longitudinal dimension of the welding seam is not less than 320 mm. In practical application, overlap welding accessible welding rod realizes, and in order to consolidate the structural strength of rings department, is provided with the horizontal distribution muscle 13 of rings department and adopts two muscle intensive arrangements, ensures the fastness and the structural strength of hoisting point, avoids appearing the reinforcing bar phenomenon of buckling.
Optionally, the main ribs 11 and the auxiliary ribs 12 are arranged in parallel and uniformly distributed along the transverse direction. It should be noted that, in practical applications, the main rib 11 and the auxiliary rib 12 are the same section, except that the length of the main rib 11 is greater than that of the auxiliary rib 12. Preferably, the main reinforcement 11 and the auxiliary reinforcement 12 are made of reinforcements with larger diameters, and the diameter of the horizontal distribution reinforcement 13 is smaller than that of the main reinforcement 11 and the auxiliary reinforcement 12.
Optionally, the horizontal distribution ribs 13 are arranged in parallel and uniformly distributed along the longitudinal direction. Preferably, the horizontal distribution ribs 13 are arranged at the middle section or the lower section of the underground continuous wall. As shown in fig. 1, in an example of the present invention, four horizontal distribution ribs 13 are disposed in the middle section of the underground continuous wall, and four horizontal distribution ribs 13 are disposed in the lower section of the underground continuous wall.
Optionally, the shear rib 17 is at an angle of 45 ° to the main rib 11. Of course, in other embodiments of the present invention, the included angle between the shear rib 17 and the main rib 11 may also be other angles, but all belong to the protection scope of the present invention.
Optionally, one of them lateral wall closing cap of this steel reinforcement cage is equipped with I-steel 24, and the follow-up pouring of being convenient for has reduced follow-up construction step for underground continuous wall construction is more convenient and efficient.
It will be understood by those skilled in the art that the foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included within the scope of the present invention.
Claims (7)
1. A deep underground diaphragm wall steel reinforcement cage, characterized by, includes:
the steel bar connecting device comprises main bars, auxiliary bars, horizontal distribution bars, connecting bars, transverse steel bars, longitudinal steel bars, shearing bars, truss bars, positioning cushion blocks, embedded steel bar connectors and hanging rings;
the main ribs and the auxiliary ribs are laid at intervals along the transverse direction to form a soil-backed side reinforcing layer and a soil-facing side reinforcing layer respectively; the soil back side reinforcing steel bar layer and the soil facing side reinforcing steel bar layer are connected through the connecting bars; the main ribs and the auxiliary ribs extend along the longitudinal direction, and the length of the main ribs is greater than that of the auxiliary ribs; the main ribs and/or the auxiliary ribs which are oppositely arranged in the thickness direction are connected through the truss ribs, and the truss ribs are connected with the main ribs and the auxiliary ribs through lap welding to form a reinforcement cage supporting frame; the steel bar supporting frame is provided with a positioning cushion block corresponding to more than one lap welding point of the truss rib and the main rib; the positioning cushion blocks are respectively arranged on the soil-backed side reinforcing steel bar layer and the soil-facing side reinforcing steel bar layer; a conduit bin for mounting a conduit is arranged inside the steel bar supporting frame; the guide pipe bin is formed by enclosing the transverse reinforcing steel bars and the longitudinal reinforcing steel bars, the plurality of transverse reinforcing steel bars are arranged along the transverse direction and the thickness direction respectively and form an accommodating cavity extending along the longitudinal direction with the main reinforcing steel bars and the auxiliary reinforcing steel bars in an enclosing manner, the plurality of longitudinal reinforcing steel bars are arranged in the accommodating cavity, and the plurality of longitudinal reinforcing steel bars are arranged outside the guide pipe in an enclosing manner; the longitudinal steel bars and the transverse steel bars are connected through lap welding; the embedded steel bar connector and the hanging ring are welded to the steel bar supporting frame in a lap welding mode;
the horizontal distribution ribs are laid on the outer sides of the reinforcing steel bar layer on the back soil side and the reinforcing steel bar layer on the soil facing side along the longitudinal direction, and the horizontal distribution ribs are connected with the main ribs and the auxiliary ribs through lap welding; the two horizontal distribution ribs which are oppositely arranged in the thickness direction are connected through the truss ribs, and the truss ribs are connected with the horizontal distribution ribs through lap welding; the outer side of the horizontal distribution rib is welded with the cross braces formed by the cross arrangement of the shearing ribs.
2. The deep underground continuous wall reinforcement cage of claim 1, wherein:
the positioning cushion blocks of the back soil side reinforcing steel bar layer and the positioning cushion blocks of the soil facing side reinforcing steel bar layer are arranged in a staggered mode along the thickness direction.
3. The deep underground continuous wall reinforcement cage of claim 1, wherein:
the lifting ring is of a U-shaped structure and comprises a first straight line section, an arc-shaped section and a second straight line section which are sequentially connected, the first straight line section and the second straight line section are oppositely arranged, and the first straight line section and the second straight line section extend along the longitudinal direction;
the two hoisting rings are symmetrically arranged on the soil back side reinforcing steel bar layer and the soil facing side reinforcing steel bar layer;
the hanging ring is clamped between the truss ribs, the main ribs and/or the auxiliary ribs, and the first straight line sections and the second straight line sections are connected with the truss ribs, the main ribs or the auxiliary ribs in a lap welding mode.
4. The deep underground continuous wall reinforcement cage of claim 3, wherein:
the effective thickness of the welding seam of the hanging ring and the truss rib, the main rib or the auxiliary rib in lap welding is not less than 30% of the diameter of the main rib or the auxiliary rib, the transverse dimension of the hanging ring is not less than 80% of the diameter of the main rib or the auxiliary rib, and the longitudinal dimension of the hanging ring is not less than 320 mm.
5. The deep underground continuous wall reinforcement cage according to any one of claims 1 to 4, wherein:
the main ribs and the auxiliary ribs are uniformly distributed along the transverse direction.
6. The deep underground continuous wall reinforcement cage according to any one of claims 1 to 4, wherein:
the horizontal distribution ribs are uniformly distributed along the longitudinal direction.
7. The deep underground continuous wall reinforcement cage according to any one of claims 1 to 4, wherein:
the included angle between the shearing rib and the main rib is 45 degrees.
Priority Applications (1)
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CN202022463726.2U CN214169038U (en) | 2020-10-30 | 2020-10-30 | Deep underground continuous wall reinforcement cage |
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CN202022463726.2U CN214169038U (en) | 2020-10-30 | 2020-10-30 | Deep underground continuous wall reinforcement cage |
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