CN213233403U - Steel connecting piece of underground continuous wall and underground continuous wall - Google Patents
Steel connecting piece of underground continuous wall and underground continuous wall Download PDFInfo
- Publication number
- CN213233403U CN213233403U CN202021815095.XU CN202021815095U CN213233403U CN 213233403 U CN213233403 U CN 213233403U CN 202021815095 U CN202021815095 U CN 202021815095U CN 213233403 U CN213233403 U CN 213233403U
- Authority
- CN
- China
- Prior art keywords
- steel
- plate
- reinforcement cage
- curb plate
- connecting piece
- 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.)
- Active
Links
Images
Landscapes
- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
The utility model relates to a steel connecting piece and underground continuous wall of underground continuous wall relates to underground continuous wall technical field, and this steel connecting piece is used for connecting underground continuous wall, including being rectangular banding well core plate, well core plate width direction's both ends are provided with end panel and first curb plate respectively perpendicularly, well core plate perpendicular to on the central line of end panel width direction, first curb plate is located well core plate one side, well core plate keeps away from one side of first curb plate is provided with the second curb plate perpendicularly, the end panel first curb plate with the second curb plate all is parallel to each other and all follows well core plate's length direction sets up, and the steel connecting piece can connect the underground continuous wall unit of different thickness, and adaptability is better, and the construction is more convenient.
Description
Technical Field
The application relates to the technical field of underground continuous walls, in particular to a steel connecting piece of an underground continuous wall and the underground continuous wall.
Background
The underground continuous wall is a foundation engineering, and adopts a trenching machine on the ground, and under the condition of slurry wall protection, a long and narrow deep groove is excavated along the peripheral axis of the deep excavation engineering, after the groove is cleaned, a steel reinforcement cage is hung in the groove, then underwater concrete is poured by using a conduit method to construct a unit groove section, and the steps are carried out section by section, so that a continuous reinforced concrete wall is constructed underground to be used as a structure for intercepting water, preventing seepage, bearing and retaining water.
A chinese patent with application number CN201420784111.1 discloses a reinforcement cage connection structure for underground continuous wall construction, which comprises a plurality of first reinforcement cages arranged along the wall center line of the underground continuous wall to be constructed, a second reinforcement cage and two third reinforcement cages are arranged between two adjacent first reinforcement cages, and the second reinforcement cage is arranged between the two third reinforcement cages; a first rigid connecting joint is arranged on each of the front side and the rear side of the first reinforcement cage, one side of the third reinforcement cage, which is connected with the second reinforcement cage, is a fixed side, and a second rigid connecting joint is arranged on the fixed side of the third reinforcement cage; the first rigid connecting joint and the second rigid connecting joint have the same structure and are both H-shaped joints, and each H-shaped joint comprises an inner steel plate, an outer steel plate and a connecting steel plate; the front side and the rear side of the H-shaped joint are respectively provided with a concave-shaped interface.
With respect to the related art among the above, the applicant believes that the following disadvantages exist: the thickness of two steel reinforcement cages through H shape articulate is unanimous, and the width that leads to two continuous wall units of pouring is also the same, however, in actual work process, need pour the continuous wall unit of different thickness according to operating condition, above-mentioned H shape connects can't satisfy actual construction demand, so await improvement.
SUMMERY OF THE UTILITY MODEL
In order to connect the wall body of different thickness, this application provides a steel connecting piece and underground continuous wall of underground continuous wall.
In a first aspect, the present application provides a steel connector for an underground diaphragm wall, which adopts the following technical scheme:
the utility model provides a steel connecting piece of underground continuous wall, is including being rectangular strip central core plate, central core plate width direction's both ends are provided with end panel and first curb plate respectively perpendicularly, central core plate perpendicular to on the central line of end panel width direction, first curb plate is located central core plate one side, central core plate keeps away from one side of first curb plate is provided with the second curb plate perpendicularly, the end panel first curb plate with the second curb plate all is parallel to each other and all follows central core plate's length direction sets up.
Through adopting above-mentioned technical scheme, the spacing distance between end panel and the first curb plate, the spacing distance between end panel and the second curb plate are different, so in actual work progress, can be through the diaphragm wall unit of this steel connecting piece different thickness of construction, the adaptability is better.
Preferably, the central panel, the end panels, the first side panel and the second side panel are all made of stainless steel sheet having a thickness of between 0.8 and 1.2 centimeters.
Through adopting above-mentioned technical scheme, constitute not only structural strength is better in above-mentioned thickness within range of central plate, end plate, first curb plate and the second curb plate of this steel connecting piece, and the structure is more stable and firm, and the material quantity is few moreover, and construction cost is low.
Preferably, the central panel and the second side panel are fixedly connected by a plurality of locking members.
Through adopting above-mentioned technical scheme, realize removable fixed connection through the retaining member between central plate and the second side board, separately transport and assemble to the job site again, it is all more convenient to transport and install.
Preferably, the locking piece is a bolt and a nut, a first through hole is formed in the second side plate, a second through hole is formed in the central plate, and the bolt penetrates through the second through hole and the first through hole in sequence and is assembled with the nut in a threaded mode.
Through adopting above-mentioned technical scheme, during the installation, aim at the second through-hole on the well board with the first through-hole on the second curb plate earlier, then run through the bolt in second through-hole and the first through-hole in proper order, rethread nut with the second curb plate fix on well board can, simple structure, simple to operate.
Preferably, the second through hole is long and long, and the second through hole is formed along the width direction of the central plate.
Through adopting above-mentioned technical scheme, the bolt can be in the second through-hole along the certain distance of well plate's width direction regulation, makes the distance between end panel and the second side panel adjustable to the more continuous wall units of different thickness of adaptation, adaptability is better.
In a second aspect, the present application provides an underground diaphragm wall, which adopts the following technical scheme:
an underground continuous wall comprises the steel connecting piece of the underground continuous wall, a first concrete wall body, a second concrete wall body, a first steel reinforcement cage and a second steel reinforcement cage;
first steel reinforcement cage with the second steel reinforcement cage set up respectively in the both sides of steel connecting piece, be formed with first installation clearance between the end panel of steel connecting piece and the first curb plate, a side of first steel reinforcement cage is fixed in the first installation clearance, and first steel reinforcement cage pre-buried in the first concrete wall, be formed with the second installation clearance between the end panel of steel connecting piece and the second curb plate, a side of second steel reinforcement cage is fixed in the second installation clearance, the second steel reinforcement cage pre-buried in the second concrete wall, just the thickness of first concrete wall is compared the thickness of second concrete wall is big.
Through adopting above-mentioned technical scheme, the clearance width in first installation clearance and second installation clearance is different, so width between first steel reinforcement cage and the second steel reinforcement cage is also inconsistent, and the thickness of first concrete wall body, the second concrete wall body of pouring in first steel reinforcement cage, the second steel reinforcement cage is also inconsistent to form the underground continuous wall of different thickness, the adaptability is better, and it is more convenient to be under construction.
Preferably, the first reinforcement cage and the second reinforcement cage are welded and fixed with the steel connecting piece.
Through adopting above-mentioned technical scheme, first steel reinforcement cage and second steel reinforcement cage are more firm, stable with the structure of steel connecting piece, make the junction between first concrete wall body and the second concrete wall body be difficult to the fracture, and the structural strength of whole underground continuous wall is better.
Preferably, the thickness of the first concrete wall body is between 0.6 and 0.8 meter, and the thickness of the second concrete wall body is between 0.3 and 0.5 meter.
Through adopting above-mentioned technical scheme, the structural strength of first concrete wall and the second concrete wall of above-mentioned thickness within range is good, and the thickness between first concrete wall and the second concrete wall does not differ a lot moreover, and underground continuous wall's overall continuity is better, and it is more convenient to be under construction.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the spacing distances among the end face plate, the first side plate and the second side plate are different, underground continuous wall units with different thicknesses can be connected, the adaptability is better, and the construction is more convenient;
2. the second side plate is detachably and fixedly connected with the central plate through the locking piece, so that the installation and the transportation are convenient;
3. the second through hole is long-strip-shaped, and the spacing distance between the second side plate and the end face plate can be properly adjusted, so that more underground diaphragm wall units with different thicknesses can be connected, and the construction is more convenient.
Drawings
Fig. 1 is a schematic structural view of a steel connector according to a first embodiment of the present application.
Fig. 2 is a schematic structural view of a steel connector according to the second embodiment of the present application.
Fig. 3 is a schematic structural view of an underground diaphragm wall in which the present application is embodied.
Reference numerals: 1. a center plate; 11. a second through hole; 2. an end panel; 3. a first side plate; 4. a second side plate; 41. an extension plate; 5. a locking member; 51. a bolt; 6. a first concrete wall; 7. a second concrete wall; 8. a first reinforcement cage; 9. a second reinforcement cage; 101. a steel connector.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses steel connecting piece of underground continuous wall.
Example 1
Referring to fig. 1, the steel connecting piece of underground continuous wall includes the central panel 1 that is rectangle banding, central panel 1 width direction's both ends vertical welding respectively have end panel 2 and first curb plate 3, central panel 1 is perpendicular to on the central line of 2 width direction of end panel, first curb plate 3 is located the bottom of central panel 1 one side, central panel 1 keeps away from one side vertical welding of first curb plate 3 and has the banding second curb plate 4 of rectangle, end panel 2, first curb plate 3 and second curb plate 4 all are parallel to each other and all lay along central panel 1's length direction.
The end plates 2, the central plate 1, the first side plate 3 and the second side plate 4 are all made of a stainless steel plate with the thickness of 1 cm, (in other embodiments, the thickness of the stainless steel plate for making the end plates 2, the central plate 1, the first side plate 3 and the second side plate 4 can also be 0.8 cm, 0.9 cm, 1.1 cm or 1.2 cm), and the central plate 1, the end plates 2, the first side plate 3 and the second side plate 4 are good in structural strength, stable and firm in structure, small in material consumption and low in construction cost.
The implementation principle of the embodiment 1 is as follows: the spacing distance between the end plate 2 and the first side plate 3 and the spacing distance between the end plate 2 and the second side plate 4 are different, so that in the actual construction process, continuous wall units with different thicknesses can be constructed through the steel connecting piece 101, and the adaptability is better.
Example 2
Referring to fig. 2, the present embodiment is different from embodiment 1 in that: an extension plate 41 is vertically and downwards integrally formed on the second side plate 4, namely the second side plate 4 is in an angle steel shape, the central plate 1 and the second side plate 4 are fixedly connected through a row (namely a plurality of) locking pieces 5 arranged along the length direction of the central plate 1, the central plate 1 and the second side plate 4 are detachably and fixedly connected through the locking pieces 5, the central plate is separately transported to a construction site and then assembled, and the transportation and the installation are both convenient.
The locking member 5 is a bolt 51 and a nut, the extending plate 41 on the second side plate 4 is provided with a circular first through hole, the central plate 1 is provided with a strip-shaped second through hole 11, the opening direction of the second through hole 11 is the same as the width direction of the central plate 1, and the bolt 51 sequentially penetrates through the second through hole 11 and the first through hole and is assembled with the nut (not shown in the figure) in a threaded manner.
The implementation principle of the embodiment 2 is as follows: when the continuous wall unit is installed, the first through hole in the extension plate 41 is aligned with the second through hole 11 in the central plate 1, then the bolt 51 sequentially penetrates through the second through hole 11 and the first through hole, and the second side plate 4 is fixed on the central plate 1 through the nut, and the bolt 51 can be adjusted to a certain distance in the second through hole 11 along the width direction of the central plate 1, so that the distance between the end plate 2 and the second side plate 4 can be adjusted, and the continuous wall unit is suitable for continuous wall units with different thicknesses.
The embodiment of the application also discloses an underground continuous wall. Referring to fig. 3, the underground diaphragm wall includes the steel connectors 101 of the underground diaphragm wall, the first concrete wall 6, the second concrete wall 7, the first reinforcement cage 8, and the second reinforcement cage 9 as described above; wherein, first steel reinforcement cage 8 and second steel reinforcement cage 9 weld into the steel reinforcement frame of rectangle by many vertically and horizontally staggered's reinforcing bar, and the width of first steel reinforcement cage 8 is greater than the width of second steel reinforcement cage 9.
Be formed with the first installation clearance with the width looks adaptation of first steel reinforcement cage 8 between the end panel 2 of steel connecting piece 101 and the first curb plate 3, be formed with the second installation clearance with the width looks adaptation of second steel reinforcement cage 9 between the end panel 2 of steel connecting piece 101 and the second curb plate 4, a side of first steel reinforcement cage 8 inserts in the first installation clearance and welded fastening in one side of steel connecting piece 101, first steel reinforcement cage 8 is pre-buried in first concrete wall 6, a side of second steel reinforcement cage 9 inserts in the second installation clearance and welded fastening in the opposite side of steel connecting piece 101, second steel reinforcement cage 9 is pre-buried in second concrete wall 7.
The thickness of the first concrete wall 6 is greater than that of the second concrete wall 7, wherein the thickness of the first concrete wall 6 is 0.7 m (in other embodiments, the thickness of the first concrete wall 6 may also be 0.6 m or 0.8 m), and the thickness of the second concrete wall 7 is 0.4 m (in other embodiments, the thickness of the second concrete wall 7 may also be 0.3 m or 0.5 m).
The implementation principle of an underground diaphragm wall in the embodiment of the application is as follows: the clearance width in first installation clearance and second installation clearance is different, so width between first steel reinforcement cage 8 and the second steel reinforcement cage 9 is inconsistent, during the construction, earlier with first steel reinforcement cage 8 and the both sides of second steel reinforcement cage 9 welded fastening at steel connecting piece 101 in advance, then will link into an organic whole first steel reinforcement cage 8 through outside hoisting equipment, steel connecting piece 101 and second steel reinforcement cage 9 are transferred to the ditch inslot dug in advance, then toward the ditch inslot concreting, with first steel reinforcement cage 8, steel connecting piece 101 and second steel reinforcement cage 9 are pre-buried in the concrete, with formation first concrete wall 6 and second concrete wall 7, thereby form the underground continuous wall of different thickness, adaptability is better, it is more convenient to construct.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A steel connecting piece of an underground diaphragm wall is characterized in that: including being rectangular banding central panel (1), central panel (1) width direction's both ends are provided with end panel (2) and first curb plate (3) respectively perpendicularly, central panel (1) perpendicular to on the central line of end panel (2) width direction, first curb plate (3) are located central panel (1) one side, central panel (1) are kept away from one side of first curb plate (3) is provided with second curb plate (4) perpendicularly, end panel (2) first curb plate (3) with second curb plate (4) all are parallel to each other and all follow the length direction of central panel (1) sets up.
2. The steel connector for underground diaphragm walls according to claim 1, wherein: the central plate (1), the end plates (2), the first side plate (3) and the second side plate (4) are all made of stainless steel plates with the thickness of 0.8-1.2 cm.
3. The steel connector for underground diaphragm walls according to claim 1, wherein: the central plate (1) and the second side plate (4) are fixedly connected through a plurality of locking pieces (5).
4. The steel connector for underground diaphragm walls according to claim 3, wherein: retaining member (5) are bolt (51) and nut, be provided with first through-hole on second curb plate (4), second through-hole (11) have been seted up on well core plate (1), bolt (51) run through second through-hole (11), first through-hole in proper order, and with nut screw assembly.
5. The steel coupling member for underground diaphragm walls according to claim 4, wherein: the second through hole (11) is long and long, and the second through hole (11) is formed along the width direction of the central plate (1).
6. An underground diaphragm wall, characterized in that: -a steel connection (101) comprising an underground diaphragm wall according to any of the claims 1-5, a first concrete wall (6), a second concrete wall (7), a first reinforcement cage (8) and a second reinforcement cage (9);
first steel reinforcement cage (8) with second steel reinforcement cage (9) set up respectively in the both sides of steel connecting piece (101), be formed with first installation clearance between end panel (2) of steel connecting piece (101) and first curb plate (3), a side of first steel reinforcement cage (8) is fixed in the first installation clearance, and first steel reinforcement cage (8) pre-buried in first concrete wall body (6), be formed with the second installation clearance between end panel (2) of steel connecting piece (101) and second curb plate (4), a side of second steel reinforcement cage (9) is fixed in the second installation clearance, second steel reinforcement cage (9) pre-buried in second concrete wall body (7), just the thickness of first concrete wall body (6) is compared the thickness of second concrete wall body (7) is big.
7. The underground continuous wall of claim 6, wherein: the first reinforcement cage (8) and the second reinforcement cage (9) are welded and fixed with the steel connecting piece (101).
8. The underground continuous wall of claim 6, wherein: the thickness of the first concrete wall (6) is 0.6-0.8 m, and the thickness of the second concrete wall (7) is 0.3-0.5 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021815095.XU CN213233403U (en) | 2020-08-25 | 2020-08-25 | Steel connecting piece of underground continuous wall and underground continuous wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021815095.XU CN213233403U (en) | 2020-08-25 | 2020-08-25 | Steel connecting piece of underground continuous wall and underground continuous wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213233403U true CN213233403U (en) | 2021-05-18 |
Family
ID=75902241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021815095.XU Active CN213233403U (en) | 2020-08-25 | 2020-08-25 | Steel connecting piece of underground continuous wall and underground continuous wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213233403U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113513015A (en) * | 2021-08-04 | 2021-10-19 | 桂林电子科技大学 | Semi-prefabricated concrete reinforcement cage underground continuous wall and construction method |
-
2020
- 2020-08-25 CN CN202021815095.XU patent/CN213233403U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113513015A (en) * | 2021-08-04 | 2021-10-19 | 桂林电子科技大学 | Semi-prefabricated concrete reinforcement cage underground continuous wall and construction method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208486404U (en) | A kind of concrete shear force wall of steel bar template integrative installation technology | |
| CN108678220A (en) | A kind of concrete shear force wall of steel bar template integrative installation technology | |
| CN213233403U (en) | Steel connecting piece of underground continuous wall and underground continuous wall | |
| CN109403367A (en) | A kind of assembled case change basis and its component on site construction method | |
| CN112144509A (en) | Construction method of underground continuous wall, joint and connection structure thereof | |
| CN111705782A (en) | Prefabricated underground diaphragm wall, underground diaphragm wall structure and construction method | |
| CN213143030U (en) | Prefabricated underground continuous wall and underground continuous wall structure | |
| CN110258528B (en) | Assembled and inserted self-clamping type prefabricated hollow underground continuous wall and construction method thereof | |
| CN113897945A (en) | Ground-connecting wall combined connecting structure and construction method | |
| CN110318420B (en) | Prefabricated assembled underground utility tunnel | |
| CN211598668U (en) | Semi-open-cut and semi-underground-cut multi-arch tunnel structure | |
| CN209816832U (en) | General prefabricated reinforced concrete guide wall for underground continuous wall | |
| CN217870407U (en) | Wall is led to concatenation formula | |
| CN215593966U (en) | Section butt joint device for reinforcement cage of ultra-long underground continuous wall | |
| CN210164087U (en) | Section steel concrete shear wall structure | |
| CN211621549U (en) | Assembled underground continuous wall of many prefabricated plates | |
| CN219863407U (en) | Prefabricated outer wall seam antiseep device of filling | |
| CN215801829U (en) | Basement side wall anti-seepage system based on fixed stagnant water steel sheet | |
| CN112814004B (en) | Construction method of underground frame foundation connection structure | |
| CN220166993U (en) | Post-pouring belt structure at junction part of basement outer wall and underground continuous wall | |
| CN216551973U (en) | I-steel joint fore shaft structure | |
| JP2000345557A (en) | Cage used for diaphragm wall method | |
| CN212801564U (en) | Foundation ditch steel sheet pile supporting construction | |
| CN219196023U (en) | Pull rod-free template structure supported by steel sheet piles | |
| CN217536918U (en) | Continuous wall sealing-up joint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |