CN213653476U - I-steel joint replacement structure at crown beam of diaphragm wall construction - Google Patents
I-steel joint replacement structure at crown beam of diaphragm wall construction Download PDFInfo
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- CN213653476U CN213653476U CN202022464380.8U CN202022464380U CN213653476U CN 213653476 U CN213653476 U CN 213653476U CN 202022464380 U CN202022464380 U CN 202022464380U CN 213653476 U CN213653476 U CN 213653476U
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Abstract
The utility model discloses a ground is I-steel of wall construction crown beam department and connects replacement structure even. The positioning steel clamp comprises a rectangular steel plate I and a rectangular steel plate II, wherein a plurality of bolt holes which are arranged in a matrix mode are formed in the surface of the rectangular steel plate I, two ends of the upper portion of the rectangular steel plate I are respectively and fixedly connected with supports with two levels, a row of bolt holes are formed in the upper portion of the rectangular steel plate II, two L-shaped positioning steel clamps are fixedly arranged on the lower portion of the rectangular steel plate II at the same height position, a positioning clamp groove with a downward opening is formed between each positioning steel clamp and the surface of the rectangular steel plate II, and the rectangular steel plate II is connected with one row of bolt holes in the rectangular steel plate I through bolt holes in the rectangular steel plate II. Utilize the utility model discloses construction quality can be guaranteed in the construction, and the installation and dismantle fast to reducible I-steel material is extravagant, reduces follow-up I-steel cutting time, expense, reduction construction period, reduction construction cost.
Description
Technical Field
The utility model relates to a ground is I-steel of wall construction crown beam department and connects replacement structure even belongs to engineering construction technical field.
Background
The general groove section excavation of ground wall construction adopts the construction method of 'grooving machine + groove milling machine', and is a foundation pit protective wall body formed by in-place pore-forming and reinforced concrete pouring. The diaphragm wall joint construction control is an extremely important link, the joint position construction treatment is not good, water leakage at the joint of the diaphragm wall can be caused, the diaphragm wall cannot resist the soil pressure outside the pit, hidden dangers such as instability of the foundation pit are caused, a lot of troubles and difficulties are brought to foundation pit excavation and main structure construction, and long-term quality hidden dangers can be left for the enclosure structure. The diaphragm wall joint generally adopts pre-buried I-steel to connect, when the groove section excavates, the back is accomplished in the clear groove, connects the I-steel welding on the steel reinforcement cage, hoists the groove together with the steel reinforcement cage for guarantee with adjacent width of cloth section ground diaphragm wall connection quality, prevent that joint department from leaking.
At present, in the construction process of the diaphragm wall, the upper part of the I-shaped steel extends into the crown beam. Because the I-shaped steel extending into the crown beam is long, the hoisting safety of the reinforcement cage is influenced, and the I-shaped steel extending into the crown beam needs to be cut off during later-stage crown beam construction, so that the material waste, the construction period extension and the cost increase are caused.
Disclosure of Invention
Not enough to hoist difficulty, material waste etc. that the I-steel that exists leads to the fact among the prior art, the utility model provides a simple structure, construction convenience, be convenient for even wall steel reinforcement cage hoist and mount and even wall construction crown beam department I-steel joint replacement structure that can reuse.
The utility model discloses a realize through following technical scheme: the utility model provides a ground is I-steel of wall construction crown beam department and connects replacement structure which characterized by: the steel plate positioning device comprises a rectangular steel plate I and a rectangular steel plate II, wherein a plurality of bolt holes which are arranged in a matrix mode are formed in the surface of the rectangular steel plate I, supports which are respectively and fixedly connected with two horizontal positions are arranged at two ends of the upper portion of the rectangular steel plate I, a row of bolt holes are formed in the upper portion of the rectangular steel plate II, two L-shaped positioning steel clamps are fixedly arranged on the lower portion of the rectangular steel plate II at the same height position, a positioning clamp groove with a downward opening is formed between the positioning steel clamps and the surface of the rectangular steel plate II, and the rectangular steel plate II is connected with one row of bolt holes in the rectangular steel plate I through bolt holes in the rectangular.
The utility model discloses in, the bolt hole that sets up on the rectangle steel sheet I can be selected as required and be connected with the bolt hole on the rectangle steel sheet II, can be right the utility model discloses a highly adjust. Utilize the utility model discloses during the construction, the steel reinforcement cage is transferred and is accomplished the back, according to the height that the left and right sides hat beam I-steel was to leading the wall top surface, selects the bolt hole that is fit for on the rectangle steel sheet I, links together rectangle steel sheet I and rectangle steel sheet II with the bolt, then will the utility model discloses it is parallel with steel reinforcement cage width direction to lead the wall perpendicularly, makes the positioning channel groove block of lower extreme fix on the I-steel, forms wholly, and the support of I both ends of upper portion rectangle steel sheet is fixed on leading wall or road surface through the mounting, then can carry out subsequent construction. After the construction is completed, the utility model can be disassembled. The utility model discloses but reuse. The utility model provides a width of rectangle steel sheet I and rectangle steel sheet II is according to ground even wall construction width and seal the I-steel width and confirm.
Furthermore, in order to facilitate processing and manufacturing, the positioning steel clip is an L-shaped steel bar.
Further, for improving the bulk strength, the bolt hole diameter on rectangle steel sheet I and the rectangle steel sheet II is 24 mm.
Furthermore, the thickness of the rectangular steel plate I and the thickness of the rectangular steel plate II are both 0.05m, and the height of the rectangular steel plate I and the height of the rectangular steel plate II are both 0.5 m.
Furthermore, in order to ensure that the joint cannot leak, the distance between the center of the bolt hole in the rectangular steel plate II and the top of the bolt hole is 0.05 m.
Further, the length of the lug is 0.2m-0.5 m.
The utility model has the advantages that: the utility model has simple structure, simple installation in the hoisting process of the reinforcement cage of the diaphragm wall, and easy and quick disassembly after the concrete of the diaphragm wall is poured; through the utility model, the concrete pouring quality of the diaphragm wall is not affected after the I-shaped steel is replaced, and the construction quality can be ensured; utilize the utility model discloses reducible I-steel material is extravagant, reduces follow-up I-steel cutting time, expense, has shortened construction period, has reduced construction cost.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic side view of FIG. 1;
in the figure, the support bracket comprises a support bracket 1, a support bracket 2, bolt holes 3, bolts 4, positioning steel clamps 5, rectangular steel plates I and 6, rectangular steel plates II and 7 and positioning clamp grooves.
Detailed Description
The invention will now be further described by way of non-limiting examples with reference to the accompanying drawings:
as shown in the attached drawing, the I-shaped steel joint replacing structure at the crown beam position in the diaphragm wall construction comprises a rectangular steel plate I5 and a rectangular steel plate II 6, wherein a plurality of bolt holes 2 which are arranged in a matrix mode are formed in the plate surface of the rectangular steel plate I5, the bolt holes 2 are identical in size, the central connecting line of the transverse bolt holes is parallel to the upper plate edge and the lower plate edge of the rectangular steel plate I5, and the bolt holes 2 in the uppermost row and the bolt holes 2 in the lowermost row are respectively 0.1m away from the upper plate edge and the lower plate edge of the rectangular steel plate I5. Two horizontally arranged support brackets 1 are fixedly connected to two ends of the upper portion of the rectangular steel plate I5 respectively, one ends of the two support brackets 1 are welded with the end edge of the rectangular steel plate I5, the support brackets 1 are made of steel bars with the diameter of 20mm, the extending length of each support bracket 1 is 0.2-0.5 m, and the extending length of each support bracket 1 is preferably 0.3 m. The upper portion of rectangle steel sheet II 6 is provided with the bolt hole that one row and bolt hole 2 on the rectangle steel sheet I5 correspond, and the size of this bolt hole is the same with the bolt hole 2's that sets up on the rectangle steel sheet I5 size. The center of the bolt hole in the rectangular steel plate II 6 is 0.05m away from the top of the bolt hole. The lower part of the rectangular steel plate II 6 is fixedly provided with two L-shaped positioning steel clamps 4 at the same height position, the positioning steel clamps 4 are processed and manufactured into L shapes by steel bars with the diameter of 20mm, the short limb ends of the positioning steel clamps 4 are welded with the plate surfaces of the rectangular steel plate II 6, and positioning clamping grooves 7 with downward openings are formed between the plate surfaces of the positioning steel clamps 4 and the rectangular steel plate II 6. The positioning clamping groove 7 is used for being clamped with the joint I-steel. The rectangular steel plate II 6 is connected with one row of bolt holes 2 on the rectangular steel plate I5 through bolt holes in the rectangular steel plate II through bolts 3.
In this embodiment, the thickness of rectangle steel sheet I5 and rectangle steel sheet II 6 is 0.05m, and the height of rectangle steel sheet I5 and rectangle steel sheet II 6 is 0.5m, and the bolt hole diameter on rectangle steel sheet I5 and the rectangle steel sheet II 6 is 24mm, adopts 22 mm's of diameter bolt 3 to connect between the two.
Utilize the utility model discloses when carrying out the construction, when the steel reinforcement cage preparation, will connect I-steel top elevation to set up to the elevation at the bottom of the hat beam, the steel reinforcement cage is transferred and is installed at the I-steel top after accomplishing the utility model discloses. After the reinforcing cage is placed completely, the height from left and right side crown beam I-beams to the top surface of the guide wall is measured firstly, then a bolt hole 2 suitable for the rectangular steel plate I5 is selected, the rectangular steel plate I5 and the rectangular steel plate II 6 are connected together through a bolt 3, a support 1 is lifted manually, the vertical guide wall is parallel to the width direction of the reinforcing cage, a positioning clamp groove 4 is clamped and fixed on the I-beams and is integrated with the I-beams, the support 1 of the upper rectangular steel plate I5 is fixed on the guide wall through sleepers or steel gaskets, and then subsequent construction can be carried out. After the construction is completed, the utility model can be disassembled.
The utility model discloses repeatedly usable. The utility model provides a width of rectangle steel sheet I5 and rectangle steel sheet II 6 is according to ground even wall construction width and seal the I-steel width and confirm.
Utilize the utility model discloses construction quality can be guaranteed in the construction, and the installation is simple, dismantles easily, fast, and the construction speed is fast to reducible I-steel material is extravagant, reduces follow-up I-steel cutting time, expense, shortens construction period, can reduce construction cost, has very high practicality.
Other parts in this embodiment are the prior art, and are not described herein again.
Claims (6)
1. The utility model provides a ground is I-steel of wall construction crown beam department and connects replacement structure which characterized by: including rectangle steel sheet I (5), rectangle steel sheet II (6), be provided with a plurality of bolt holes that are the matrix arrangement on the face of rectangle steel sheet I (5), the upper portion both ends of rectangle steel sheet I (5) are bracket (1) that two levels of fixedly connected with set up respectively, the upper portion of rectangle steel sheet II (6) is provided with one row of bolt hole, the lower part of rectangle steel sheet II (6) is provided with location steel card (4) of two L shapes at same high rigidity, location steel card (4) with be formed with opening positioning channel section (7) down between the face of rectangle steel sheet II (6), rectangle steel sheet II (6) through the bolt hole on it with one of them row of bolt hole on rectangle steel sheet I (5) pass through bolted connection and be in the same place.
2. The structure for replacing an I-steel joint at a crown beam in diaphragm wall construction according to claim 1, which is characterized in that: the positioning steel clip (4) is an L-shaped steel bar.
3. The structure for replacing an I-steel joint at a crown beam in diaphragm wall construction according to claim 1, which is characterized in that: the diameters of the bolt holes in the rectangular steel plate I (5) and the rectangular steel plate II (6) are 24 mm.
4. The structure for replacing an I-steel joint at a crown beam in diaphragm wall construction according to claim 1, which is characterized in that: the thickness of the rectangular steel plate I (5) and the thickness of the rectangular steel plate II (6) are both 0.05m, and the height of the rectangular steel plate I (5) and the height of the rectangular steel plate II (6) are both 0.5 m.
5. The structure for replacing an I-shaped steel joint at the crown beam in the diaphragm wall construction according to claim 1, 2, 3 or 4, wherein: and the distance between the center of the bolt hole in the rectangular steel plate II (6) and the top of the bolt hole is 0.05 m.
6. The structure for replacing an I-shaped steel joint at the crown beam in the diaphragm wall construction according to claim 1, 2, 3 or 4, wherein: the length of the support (1) is 0.2m-0.5 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022464380.8U CN213653476U (en) | 2020-10-30 | 2020-10-30 | I-steel joint replacement structure at crown beam of diaphragm wall construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022464380.8U CN213653476U (en) | 2020-10-30 | 2020-10-30 | I-steel joint replacement structure at crown beam of diaphragm wall construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213653476U true CN213653476U (en) | 2021-07-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022464380.8U Active CN213653476U (en) | 2020-10-30 | 2020-10-30 | I-steel joint replacement structure at crown beam of diaphragm wall construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213653476U (en) |
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2020
- 2020-10-30 CN CN202022464380.8U patent/CN213653476U/en active Active
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