CN219298281U - Circular ground wall joint - Google Patents
Circular ground wall joint Download PDFInfo
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- CN219298281U CN219298281U CN202223064088.2U CN202223064088U CN219298281U CN 219298281 U CN219298281 U CN 219298281U CN 202223064088 U CN202223064088 U CN 202223064088U CN 219298281 U CN219298281 U CN 219298281U
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Abstract
The utility model discloses a circular wall joint, which comprises a plurality of sections of wall joints fixedly connected along the vertical direction, wherein each section of wall joint comprises: a bottom plate vertically placed; the height of the semi-cylindrical plug is the same as that of the bottom plate, and the vertical flat side surface of the semi-cylindrical plug is fixedly connected with one side surface of the bottom plate; the groove is arranged on the arc-shaped side surface of the semi-cylindrical plug, and the longitudinal axis of the groove is vertical; and the rubber water stop plate is arranged in the groove. The joint can effectively prevent the water seepage of the underground continuous wall, has better applicability and is easier to strip and pull out laterally.
Description
Technical Field
The utility model relates to the field of deep foundation pits in civil engineering. More particularly, the present utility model relates to a circular wall joint.
Background
For deep foundation pit engineering, domestic underground diaphragm walls are commonly used as enclosure structures for treatment, and the underground diaphragm walls can effectively intercept water, prevent seepage, bear load and keep water. In the actual construction process, due to the influence of geological conditions, foundation pit depth and other factors, the underground diaphragm wall generally needs to adopt one or more joint forms to interconnect two adjacent unit wall sections so as to solve the problems of water seepage and connection integrity at the unsealed positions of the two unit wall sections. The joint form of the underground diaphragm wall at present has a locking pipe structure, a steel plate type joint or an I-steel joint, etc., but according to the past experience, the underground diaphragm wall joint is easy to leak water, the concrete structure interface is easy to damage in the pulling process, and if the underground diaphragm wall is a circular underground diaphragm wall, the construction quality is more difficult to ensure, and the technical economy and the cost performance are low.
Disclosure of Invention
It is an object of the present utility model to address at least the above problems and/or disadvantages and to provide at least the advantages described below.
It is still another object of the present utility model to provide a rounded diaphragm wall joint that effectively prevents seepage of diaphragm walls, has better applicability, and is easier to peel laterally.
To achieve these objects and other advantages and in accordance with the purpose of the utility model, as embodied and broadly described herein, there is provided a circular wall joint including a plurality of wall joints fixedly connected in a vertical direction, each of the wall joints including:
a bottom plate vertically placed;
the height of the semi-cylindrical plug is the same as that of the bottom plate, and the vertical flat side surface of the semi-cylindrical plug is fixedly connected with one side surface of the bottom plate;
the groove is arranged on the arc-shaped side surface of the semi-cylindrical plug, and the longitudinal axis of the groove is vertical;
and the rubber water stop plate is arranged in the groove so as to prevent the water seepage of the diaphragm wall.
Preferably, the circular wall joint is provided with two grooves, and the two grooves are mutually perpendicular on the cross section of the semi-cylinder plug, so that the rubber water stop plates arranged in the two grooves are mutually perpendicular.
Preferably, the circular wall joint further comprises: and 2 tenon holes are formed in two ends of the semi-cylinder plugs, hand holes are reserved in the ends of the semi-cylinder plugs, and two adjacent sections of ground wall joints are fixedly connected through the hand holes by using bolts.
Preferably, the height of each section of the circular wall joint is 3-15 m, the width of the bottom plate is 100mm larger than the diameter of the semi-cylinder plug, and when the semi-cylinder plug is fixed on the bottom plate, the middle position of the bottom plate is located at the center of the semi-cylinder plug.
Preferably, the round wall joint is made of high-strength steel.
Preferably, the depth of the groove of the circular wall joint is 100mm, the width of the groove is 20mm, and the two tenon holes are symmetrically arranged
The utility model at least comprises the following beneficial effects:
the circular ground wall joint provided by the utility model has definite stress due to the fact that the circular ground wall joint comprises the bottom plate and the semi-cylindrical plugs; two perpendicular rubber sealing plates that set up can prevent effectively that follow-up even wall infiltration problem. In addition, the structural arrangement of the semi-cylindrical plug has better applicability to circular ground continuous walls, and lateral stripping and pulling are easier to conduct through rotation.
The second, circular ground that designs even wall joint, simple structure, construction method are convenient, and become the circular requirement of groove outward appearance satisfied, for stagnant water steel sheet joint and precast concrete joint etc. saved cost greatly.
The circular diaphragm wall joint designed by the utility model can be used at land or shoal, and the circular diaphragm wall construction method has strong adaptability.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
FIG. 1 is a schematic cross-sectional view of a circular wall joint according to an embodiment of the present utility model;
FIG. 2 is a schematic elevation view of a circular wall joint according to an embodiment of the present utility model;
FIG. 3 is a diagram of a layout of a bit lead hole in a rotary drilling machine in accordance with an embodiment of the present utility model;
FIG. 4 is a diagram of a trenching machine excavation layout in an embodiment of the present utility model;
FIG. 5 is a circular drilling and repairing layout in an embodiment of the utility model;
FIG. 6 is a schematic view of an initial open width circular wall joint arrangement in an embodiment of the present utility model;
FIG. 7 is a view of a continuous web circular wall joint arrangement in accordance with an embodiment of the present utility model;
FIG. 8 is a diagram of a closed width circular wall joint arrangement in accordance with an embodiment of the present utility model.
Detailed Description
The present utility model is described in further detail below with reference to the drawings to enable those skilled in the art to practice the utility model by referring to the description.
It will be understood that terms, such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
It should be noted that the experimental methods described in the following embodiments, unless otherwise specified, are all conventional methods, and the reagents and materials, unless otherwise specified, are all commercially available; in the description of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, or detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. The terms "transverse," "longitudinal," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used for convenience in describing and simplifying the description of the present utility model based on the orientation or positional relationship shown in the drawings, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present utility model.
As shown in fig. 1-2, the circular wall joint provided in the embodiment of the present utility model includes a plurality of segments of wall joints fixedly connected in a vertical direction, and each segment of wall joint 10 includes: a base plate 1, which is vertically placed; the height of the semi-cylinder plug 2 is the same as that of the bottom plate 1, and the vertical flat side surface of the semi-cylinder plug 2 is fixedly connected with one side surface of the bottom plate 1; the groove 4 is formed in the arc-shaped side face of the semi-cylindrical plug 2, and the longitudinal axis of the groove 4 is in the vertical direction; and a rubber water stop plate 5 arranged in the groove 4 to prevent water seepage of the diaphragm wall. Wherein, the material that even wall connects adopts is high strength steel.
In the above embodiment, since the circular wall joint includes the plurality of fixedly connected wall joints, the height of the circular wall can be determined according to the construction requirement. The structural arrangement of the semi-cylindrical plugs has better applicability to circular ground continuous walls, and lateral stripping and pulling are easier to conduct through rotation; the rubber water stop plate arranged on the arc-shaped side surface of the semi-cylindrical plug can also prevent the underground diaphragm wall from water seepage.
In order to further improve the water seepage prevention effect of the rubber water stop plate, in one specific embodiment, two grooves 4 are formed in the circular ground wall joint, and the two grooves 4 are perpendicular to each other on the cross section of the semi-cylindrical plug 2, so that the rubber water stop plates 5 arranged in the two grooves are also perpendicular to each other. When the device is specifically arranged, the length of the rubber water stop plate is larger than the depth of the groove, and the width of the rubber water stop plate is matched with the width of the groove. For example, the depth of the groove is 100mm, the width is 20mm, and the length of the rubber water stop plate is 180-200 mm. Because two rubber sealing plates mutually perpendicular, when specifically setting up, can pass through when rubber sealing plate extends along length direction the circle center of semicylindrical end cap.
In one embodiment, the circular wall joint further includes: and 2 tenon holes 3 are formed in two ends of the semi-cylinder plug 2, hand holes (not shown in the figure) are reserved in the ends of the semi-cylinder plug 2, and two adjacent sections of the ground wall joint are fixedly connected through the hand holes by bolts. When specifically setting up, two tenon holes 3 symmetry set up, set up the purpose of hand hole and be convenient for fix the ground even wall joint of adjacent section through the bolt that excels in.
In one embodiment, the height of each section of the circular wall joint is 3-15 m, the width of the bottom plate 1 is 100mm larger than the diameter of the semi-cylinder plug 2, and when the semi-cylinder plug 2 is fixed on the bottom plate, the middle position of the bottom plate is located at the center of the semi-cylinder plug.
For the application of the circular diaphragm wall joint in the construction process of the circular diaphragm wall, the following steps can be generally adopted: as shown in fig. 3 to 8, step S10, fixedly connecting the multi-section wall joint for standby; step S20, dividing a circular diaphragm wall into unit groove sections, wherein in each arc-shaped groove section, two ends and the middle position of the arc-shaped groove section are defined as rotary drilling holes 6, the positions between two adjacent rotary drilling holes are defined as groove forming machine excavation positions 7 and 8, and the connection parts of the two arranged groove forming machine excavation positions are defined as circular drilling holes 9; step S30, performing first-open construction, and sequentially performing: preparing slurry, namely performing rotary drilling and drilling on three rotary drilling and drilling holes, performing grooving machine excavation on the two grooving machines, performing circular drilling and repairing Kong Chengcao on the circular drilling and repairing holes, respectively lowering circular underground wall connectors 10 at two ends, enabling semi-cylindrical plugs in the two underground wall connectors to be oppositely arranged, sequentially performing groove inspection, hole cleaning, hoisting and lowering reinforcement cages, and performing secondary hole cleaning and underwater concrete pouring; step S40, carrying out continuous construction, and sequentially carrying out: preparing slurry, namely performing rotary drilling and guiding holes on three rotary drilling and guiding holes, performing grooving machine excavation and grooving on the excavation positions of two grooving machines, performing circular drilling and repairing Kong Chengcao on the circular drilling and repairing holes, then extracting a circular ground wall joint on one side of a constructed frame, lowering and installing the circular ground wall joint to the other side, enabling a semi-cylindrical plug in the circular ground wall joint to face to one side of the construction, then sequentially performing groove inspection, hole cleaning, hoisting and lowering a reinforcement cage, performing hole cleaning for the second time, and pouring underwater concrete; s50, performing closed-width construction, sequentially performing slurry preparation, performing rotary drilling on three rotary drilling holes, performing grooving on two grooving machines, performing circular drilling Kong Chengcao on two circular drilling holes, extracting two ground connecting wall joints on two sides, sequentially performing groove inspection, hole cleaning, hoisting and lowering reinforcement cages, performing secondary hole cleaning, pouring underwater concrete, and completing circular ground connecting wall construction.
Therefore, the novel circular diaphragm wall joint is utilized, the sequential construction of the first open width, the continuous width and the closed width is realized, and the combined use of the rotary drilling drill, the grooving machine and the circular drill is utilized, so that soil layer drilling can be effectively carried out, and the overall stability and the construction quality of the whole circular diaphragm wall grooving process are ensured.
The number of equipment and the scale of processing described herein are intended to simplify the description of the present utility model. Applications, modifications and variations of the present utility model will be readily apparent to those skilled in the art.
Although embodiments of the present utility model have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the utility model would be readily apparent to those skilled in the art, and accordingly, the utility model is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (6)
1. Circular ground is wall joint even, its characterized in that, even wall joint even including multistage along vertical direction fixed connection even wall joint even every section ground all includes:
a bottom plate vertically placed;
the height of the semi-cylindrical plug is the same as that of the bottom plate, and the vertical flat side surface of the semi-cylindrical plug is fixedly connected with one side surface of the bottom plate;
the groove is arranged on the arc-shaped side surface of the semi-cylindrical plug, and the longitudinal axis of the groove is vertical;
and the rubber water stop plate is arranged in the groove so as to prevent the water seepage of the diaphragm wall.
2. The circular diaphragm wall joint of claim 1, wherein there are two grooves, and the two grooves are perpendicular to each other in the cross section of the semi-cylindrical plug, so that the rubber water stop plates disposed in the two grooves are also perpendicular to each other.
3. The circular ground wall joint of claim 2, further comprising: and 2 tenon holes are formed in two ends of the semi-cylinder plugs, hand holes are reserved in the ends of the semi-cylinder plugs, and two adjacent sections of ground wall joints are fixedly connected through the hand holes by using bolts.
4. The circular wall joint according to claim 1, wherein each section of the wall joint has a height of 3 to 15 m, the width of the bottom plate is 100mm larger than the diameter of the semi-cylindrical plug, and the middle position of the bottom plate is positioned at the center of the semi-cylindrical plug when the semi-cylindrical plug is fixed on the bottom plate.
5. The circular wall joint according to claim 1, wherein the wall joint is made of high strength steel.
6. A round diaphragm wall joint according to claim 3, wherein said recess has a depth of 100mm and a width of 20mm, and wherein said dovetail holes are symmetrically disposed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223064088.2U CN219298281U (en) | 2022-11-18 | 2022-11-18 | Circular ground wall joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223064088.2U CN219298281U (en) | 2022-11-18 | 2022-11-18 | Circular ground wall joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219298281U true CN219298281U (en) | 2023-07-04 |
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ID=86952011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223064088.2U Active CN219298281U (en) | 2022-11-18 | 2022-11-18 | Circular ground wall joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219298281U (en) |
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2022
- 2022-11-18 CN CN202223064088.2U patent/CN219298281U/en active Active
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