CN211571798U - Connector structure of underground continuous wall - Google Patents
Connector structure of underground continuous wall Download PDFInfo
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- CN211571798U CN211571798U CN201922359900.6U CN201922359900U CN211571798U CN 211571798 U CN211571798 U CN 211571798U CN 201922359900 U CN201922359900 U CN 201922359900U CN 211571798 U CN211571798 U CN 211571798U
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Abstract
The utility model relates to the technical field of low continuous walls, and discloses a connector structure of an underground continuous wall, which comprises I-shaped steel and a continuous wall, wherein the I-shaped steel is arranged at two sides of the continuous wall, the I-shaped steel also comprises a baffle, the baffle is arranged at the inner side of the I-shaped steel in a dovetail shape, and the free end of the baffle is abutted against a soil wall; overall structure is simple, through the setting to the baffle, has avoided when the pouring concrete, has the concrete to walk around the I-steel to make underground continuous wall's joint tighter, the effectual seepage phenomenon of having avoided between the underground continuous wall, guaranteed underground continuous wall's wholeness, the utility model discloses it is convenient to implement, has reduced underground continuous wall effectively and has connected the problem of preventing the streaming.
Description
Technical Field
The utility model relates to an underground continuous wall technical field especially relates to a connector structure of underground continuous wall.
Background
At present, underground continuous wall seam's form has a plurality ofly, can divide into according to the difference of joint instrument: the locking pipe joint, the joint box, the embedded member joint, the steel partition plate joint, the direct connection and the like. The steel partition plate joint (H-shaped steel joint) mode is more commonly used. In the existing technical scheme of the underground diaphragm wall, the main problems that appear are as follows: (1) the joint concrete flows around: the fore shaft pipe can not be completely attached to the original soil; the concrete on the edge of the H-shaped steel of the wall body which is poured firstly bypasses the H-shaped steel, the concrete is solidified into blocks at the section which is not poured and is adhered to the web plate of the H-shaped steel, and when the lower wall is dug, the grab bucket of the grooving machine can not remove the concrete completely, and the slope concrete is remained. (2) And because the control of the transverse and longitudinal verticality of the continuous wall grooving construction is not good, the two walls are staggered during the first-stage and second-stage joint, and the second-stage reinforcement cage does not enter the H-shaped steel groove, so that the joint of the continuous wall is not tight. (3) And wall gap mud clamping: because the joint is not brushed clean, mud remains, or the mud sand on the concrete surface in the cast concrete flows into the wall joint to form a mud skin. (4) When the underground diaphragm wall is grooved, due to geological reasons, the grooving process needs to be changed for partial rock surface or boulders, a punching machine is used for punching and repairing the grooves, the grooving time is too long, hole collapse is caused, the steel reinforcement cage is greatly deviated to two sides during hoisting, and joints are not tight.
SUMMERY OF THE UTILITY MODEL
The utility model provides a connector structure of underground continuous wall to concrete is around flowing among the solution prior art, and landslide etc. causes the not tight problem of continuous wall junction.
In order to solve the technical problem, the utility model provides a connector structure of underground continuous wall, including continuous wall and I-steel, its characterized in that, the both sides of continuous wall all are provided with the I-steel, the I-steel includes first panel, second panel and third panel, first panel and second panel are parallel to each other, and both connect respectively in the both ends of third panel, the tip of continuous wall is located between first panel and the second panel; the inner sides of the first panel and the second panel are both provided with baffle plates, the baffle plates are arranged on the I-shaped steel symmetrically in a dovetail shape, the free ends of the baffle plates bend towards the directions of the two ends of the third panel, and the free ends of the baffle plates are abutted against the soil wall.
Preferably, an end of the continuous wall is in contact with one side of the third panel, and the baffle is disposed adjacent to the end of the continuous wall.
Preferably, the outer surface of the baffle is provided with a zinc coating.
Preferably, a sand bag and a joint box are stacked on one side, back to the continuous wall, of the I-steel, the sand bag and the joint box are located in grooves formed by the first panel, the second panel and the third panel, and the joint box is arranged above the sand bag.
Preferably, the continuous wall further comprises a reinforcement cage, the reinforcement cage comprises a plurality of longitudinal reinforcements and transverse reinforcements connected to each other, the longitudinal reinforcements at the ends of the reinforcement cage are connected to the joints of the baffles and the first panel or the joints of the baffles and the second panel, and the ends of the transverse reinforcements are connected to the third panel.
The utility model provides a connector structure of underground continuous wall, the I-steel is arranged on both sides of the continuous wall, the I-steel also comprises a baffle, the baffle is arranged on the inner side of the I-steel in a dovetail shape, and the free end of the baffle is abutted against the earth wall; overall structure is simple, through the setting to the baffle, has avoided when the pouring concrete, has the concrete to walk around the I-steel to make underground continuous wall's joint tighter, the effectual seepage phenomenon of having avoided between the underground continuous wall, guaranteed underground continuous wall's wholeness, it is convenient to implement, has reduced underground continuous wall effectively and has connected the problem of preventing the streaming.
Drawings
Fig. 1 is a schematic structural diagram of a connector structure of an underground diaphragm wall according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a connector structure of an underground diaphragm wall according to an embodiment of the present invention.
In the figure, the position of the upper end of the main shaft,
1. a continuous wall; 11. a reinforcement cage;
2. i-shaped steel; 21. a first panel; 22. a second panel; 23. a third panel;
3. a baffle plate;
4. a soil wall;
5. a joint box.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1 and 2, the connector structure of the underground continuous wall according to the preferred embodiment of the present invention includes a continuous wall 1 and i-beams 2, and is characterized in that the i-beams 2 are disposed on both sides of the continuous wall 1, each i-beam 2 includes a first panel 21, a second panel 22 and a third panel 23, the first panel 21 and the second panel 22 are parallel to each other and are respectively connected to both ends of the third panel 23, and the end of the continuous wall 1 is located between the first panel 21 and the second panel 22; the inner sides of the first panel 21 and the second panel 22 are both provided with baffle plates 3, the two baffle plates 3 on the same I-shaped steel 2 are symmetrically arranged in a dovetail shape, the free ends of the baffle plates 3 are bent towards the directions of the two ends of the third panel 23, the free ends of the baffle plates 3 are abutted against the soil wall 4, and the thickness of the baffle plates 3 is 0.3-0.7 mm. The integral structure is simple, and the baffle is arranged in a dovetail shape, so that the phenomenon that concrete bypasses the I-shaped steel when the concrete is poured is avoided, the joint is not tight, and leakage is caused; the implementation is convenient, and the problem of the anti-streaming of the underground continuous wall joint is effectively reduced. It should be noted that the integrity of the underground continuous wall is well guaranteed by the I-shaped steel.
Wherein, the tip of diaphragm wall 1 contacts with one side of third panel 23, has fine assurance underground diaphragm wall junction's tightness, and baffle 3 and the tip of diaphragm wall 1 adjacent setting.
In order to enable the baffle 3 to have good oxidation resistance and corrosion resistance, the zinc coating is arranged on the outer surface of the baffle 3, the zinc coating effectively prevents the baffle from being directly contacted with air and concrete, and the service life of the baffle 3 is prolonged.
Preferably, the side of the i-steel 2 facing away from the continuous wall 1 is stacked with sandbags and joint boxes 5, the sandbags and joint boxes 5 are located in the grooves formed by the first panel 21, the second panel 22 and the third panel 23, and the joint boxes 5 are located above the sandbags. It should be noted that the sandbags are filled on the outer sides of the i-beams 2, so that the contact area of the concrete and the i-beams 2 can be reduced, and the adhesion condition of the concrete and the i-beams 2 is effectively reduced.
Preferably, the continuous wall 1 further comprises a reinforcement cage, the reinforcement cage 11 comprises a plurality of connected longitudinal reinforcements and transverse reinforcements, the longitudinal reinforcements at the end of the reinforcement cage are connected to the connection of the baffle 3 and the first panel 21 or the connection of the baffle 3 and the second panel 22, and the end of the transverse reinforcements are connected to the third panel 23.
Specifically, in the process of putting the cage in the steel reinforcement cage 11, the baffle 3 needs to be well protected, the baffle 3 is not required to deform when the cage is put, the steel bars which are connected to the baffle 3 and the first panel 21 or connected to the baffle 3 and the second panel 22 are pressed tightly, the connection mode is welded preferentially, the baffle 3 is prevented from being damaged during welding, the integrity of the baffle 3 and the tightness between the baffle 3 and the first panel 21 and the second panel 22 are ensured, the whole anti-bypass flow is more reliable, the tightness of the seam of the underground continuous wall is further ensured, and the leakage phenomenon between the underground continuous walls is effectively avoided.
To sum up, the embodiment of the utility model provides a connector structure of underground continuous wall, the I-steel is located the both sides of continuous wall, the I-steel still includes the baffle, the baffle is the inboard that sets up at the I-steel of dovetail shape, the free end butt of baffle and cob wall; the integral structure is simple, and the baffle plates are arranged, so that concrete is prevented from bypassing the I-shaped steel when the concrete is poured, the joint of the underground continuous wall is tighter, and the leakage phenomenon among the underground continuous walls is effectively avoided; the integrity of the underground continuous wall is ensured; the utility model discloses it is convenient to implement, has reduced underground continuous wall effectively and has connected the problem of preventing the streaming.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the counting principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (5)
1. The connector structure of the underground continuous wall comprises the continuous wall and I-shaped steel, and is characterized in that the I-shaped steel is arranged on two sides of the continuous wall and comprises a first panel, a second panel and a third panel, the first panel and the second panel are parallel to each other and are respectively connected to two ends of the third panel, and the end part of the continuous wall is positioned between the first panel and the second panel;
the inner sides of the first panel and the second panel are both provided with baffle plates, the baffle plates are arranged on the I-shaped steel symmetrically in a dovetail shape, the free ends of the baffle plates bend towards the directions of the two ends of the third panel, and the free ends of the baffle plates are abutted against the soil wall.
2. The connector structure of underground continuous walls according to claim 1, wherein the end of the continuous wall is in contact with one side of the third panel, and the blocking plate is disposed adjacent to the end of the continuous wall.
3. The joint structure of an underground diaphragm wall according to claim 1, wherein the outer surface of the baffle is provided with a galvanized layer.
4. The connecting joint structure of the underground continuous wall according to claim 1, wherein a sand bag and a joint box are stacked on one side of the I-steel, which faces away from the continuous wall, and are positioned in the groove formed by the first panel, the second panel and the third panel, and the joint box is positioned above the sand bag.
5. The connector structure of an underground continuous wall according to claim 1, wherein the continuous wall further comprises a reinforcement cage including a plurality of connected longitudinal reinforcements and transverse reinforcements, the longitudinal reinforcements at the end of the reinforcement cage being connected to the junction of the blocking plate and the first panel or the junction of the blocking plate and the second panel, and the end of the transverse reinforcements being connected to the third panel.
Priority Applications (1)
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CN201922359900.6U CN211571798U (en) | 2019-12-23 | 2019-12-23 | Connector structure of underground continuous wall |
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CN201922359900.6U CN211571798U (en) | 2019-12-23 | 2019-12-23 | Connector structure of underground continuous wall |
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CN211571798U true CN211571798U (en) | 2020-09-25 |
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2019
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Address after: 22nd floor, Zhujiang planning building, 10 Jianshe Avenue, Yuexiu District, Guangzhou, Guangdong 510000 Patentee after: Guangzhou City Construction Engineering Supervision Co.,Ltd. Address before: 22nd floor, Zhujiang planning building, 10 Jianshe Avenue, Yuexiu District, Guangzhou, Guangdong 510000 Patentee before: GUANGZHOU MUNICIPAL CONSTRUCTION PROJECT SUPERVISION Co.,Ltd. |