CN210013333U - Shear key disconnect-type steel construction hinged support - Google Patents
Shear key disconnect-type steel construction hinged support Download PDFInfo
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- CN210013333U CN210013333U CN201920459277.9U CN201920459277U CN210013333U CN 210013333 U CN210013333 U CN 210013333U CN 201920459277 U CN201920459277 U CN 201920459277U CN 210013333 U CN210013333 U CN 210013333U
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Abstract
The utility model discloses a shear key disconnect-type steel construction hinged support, including concrete column and pre-buried steel sheet, the top of concrete column is equipped with the keyway, the both sides of keyway are pre-buried to have the crab-bolt, set up no shrink pea gravel concreten grout layer between the top of keyway and the pre-buried steel sheet, the bottom fixed weld H shaped steel shear key of pre-buried steel sheet, H shaped steel shear key is located inside the keyway, pre-buried steel sheet is provided with the grout hole in H shaped steel shear key's both sides, the top of crab-bolt runs through no shrink pea gravel concreten grout layer respectively in proper order, pre-buried steel sheet and support bottom plate lock through two nuts, be provided with the backing plate between two nuts and the support bottom plate. The beneficial effects of the utility model are that can be used to the design of steel construction hinged-support, have connect reliably, through the separation in advance of shear key and support, before making the steel construction installation of entering the field, built-in fitting position and elevation are accurate to take one's place for the construction process of steel construction, effectively solve the problem of taking shear key post foot site operation difficulty.
Description
Technical Field
The utility model relates to a building technical field especially relates to a shear key disconnect-type steel construction hinged support.
Background
The shear key lug weld of current steel column foot lower part is on the column foot bottom plate, and when the steel column foot load was great, the column foot grout was comparatively difficult, and the quality is difficult to guarantee, and for the grout, need design grout hole on the column foot bottom plate, grout hole has the weakening effect to the column foot bottom plate, and this problem is not considered at present in general design, probably brings the hidden danger for the design, causes the security problem.
The person skilled in the art is dedicated to solving the above technical drawbacks.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned defects in the prior art, the technical purpose of the present invention is to provide a shear key separation type steel structure pivoting support to solve the above-mentioned defects existing in the background art.
For realizing above-mentioned technical purpose, the utility model provides a shear key disconnect-type steel construction hinged support, including concrete column and buried steel plate in advance, the top of concrete column is equipped with the keyway, the both sides pre-buried of keyway have the crab-bolt, set up no shrink pea gravel concreten grout blanket between the top of keyway and the buried steel plate in advance, the bottom fixed weld H shaped steel shear key of buried steel plate in advance, H shaped steel shear key is located inside the keyway, buried steel plate in advance is provided with the grout hole in H shaped steel shear key's both sides, the top of crab-bolt runs through respectively in proper order no shrink pea gravel concreten grout blanket, buried steel plate in advance and support bottom plate and locks through two nuts, be provided with the backing plate between two nuts and the support bottom plate.
Furthermore, the top of the support base plate is also fixedly connected with a cross plate, and the top of the cross plate is fixedly connected with a ball joint.
Further, the edges of the embedded bottom plate and the support bottom plate are fixedly welded in a girth welding mode.
Furthermore, all be provided with on pre-buried bottom plate and the support bottom plate with crab-bolt assorted preformed hole.
Furthermore, the shrinkage-free fine aggregate concrete grouting layer is laid on the upper surfaces of the embedded steel plates and the concrete columns.
Further, the thickness of the shrinkage-free fine aggregate concrete grouting layer is 50 mm.
The utility model has the advantages that:
the utility model discloses because above-mentioned structural design can be used to steel construction hinged-support, has to connect reliably, through the separation in advance of shear key and support, before making the steel construction installation of entering into the field, built-in fitting position and elevation are accurate takes one's place for the construction process of steel construction, effectively solve the problem of taking shear key post foot site operation difficulty.
Drawings
FIG. 1 is a sectional view of the present invention;
FIG. 2 is a top view of the present invention;
fig. 3 is a schematic diagram of the cross plate structure of the present invention.
Reference numbers in the figures: 1 concrete column, 2 crab-bolts, 3 grout holes, 4 no shrink pea gravel concrete grout blanket, 5 keyway, 6H shaped steel shear key, 7 pre-buried steel sheets, 8 support bottom plates, 9 backing plates, 10 cross plates, 11 ball nodes.
Detailed Description
The conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention.
Example (b):
referring to fig. 1-3, a shear key disconnect-type steel structure hinged support includes a concrete column 1 and a pre-buried steel plate 7, a key slot 5 is provided at the top of the concrete column 1, anchor bolts 2 are pre-buried at both sides of the key slot 5, it is noted that double nuts are provided at the top end of the anchor bolts 2, a non-shrinkage fine aggregate concrete grouting layer 4 is provided between the top of the key slot 5 and the pre-buried steel plate 7, an H-shaped steel shear key 6 is fixedly welded at the bottom of the pre-buried steel plate 7, the H-shaped steel shear key 6 is located inside the key slot 5, grouting holes 3 are provided at both sides of the H-shaped steel shear key 6 on the pre-buried steel plate 7, and a support bottom plate 8 is provided at the top of.
It is worth noting, the edge of embedded bottom plate 7 and support bottom plate 8 carries out fixed welding through the mode of boxing, all be provided with on embedded bottom plate 7 and the support bottom plate 8 with 2 assorted preformed holes of crab-bolt, the top of crab-bolt 2 runs through respectively in proper order and does not have shrink pea gravel concreten grouting layer 4, embedded steel plate 7 and support bottom plate 8 and locks through two nuts, no shrink pea gravel concreten grouting layer 4 is laid in the upper surface of embedded steel plate 7 with concrete column 1, the thickness on no shrink pea gravel concreten grouting layer 4 is 50mm, be provided with backing plate 9 between two nuts and the support bottom plate 8, the top of support bottom plate 8 is fixedly connected with cross 10 still, the top fixedly connected with ball joint 11 of cross 10.
Before the steel structure is installed, the concrete column completes the embedding and positioning of the column top anchor bolt before the concrete pouring construction, and a shear key reserved hole is arranged when the concrete is poured. And after the strength of the column concrete reaches the design requirement, the embedded bottom plate with the H-shaped steel shear key is installed, the embedded bottom plate is adjusted to the design position and elevation, and the non-shrinkage fine stone concrete with the thickness of 50mm is poured under the embedded bottom plate through the grouting hole. After the non-shrinkage fine aggregate concrete reaches the design strength, the steel structure hinged support is installed in place, the support base plate is connected with the embedded plate through the field angle welding line, and the base plate and the support base plate are welded in a surrounding mode through the field angle welding line.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (6)
1. The utility model provides a shear key disconnect-type steel construction hinged-support, includes concrete column (1) and pre-buried steel sheet (7), its characterized in that: the top of concrete column (1) is equipped with keyway (5), the both sides pre-buried crab-bolt (2) that has of keyway (5), set up no shrink pea gravel concrete grout blanket (4) between the top of keyway (5) and pre-buried steel sheet (7), the bottom fixed weld H shaped steel shear key (6) of pre-buried steel sheet (7), H shaped steel shear key (6) are located keyway (5) inside, pre-buried steel sheet (7) are provided with grout hole (3) in the both sides of H shaped steel shear key (6), the top of crab-bolt (2) is run through respectively in proper order no shrink pea gravel concrete grout blanket (4), pre-buried steel sheet (7) and support bottom plate (8) and is locked through two nuts, be provided with backing plate (9) between two nuts and support bottom plate (8).
2. The shear key separation type steel structure pivoting support of claim 1, wherein: the top of the support base plate (8) is also fixedly connected with a cross plate (10), and the top of the cross plate (10) is fixedly connected with a ball joint (11).
3. The shear key separation type steel structure pivoting support of claim 1, wherein: the edges of the embedded steel plate (7) and the support base plate (8) are fixedly welded in a girth welding mode.
4. The shear key separation type steel structure pivoting support of claim 1, wherein: and the embedded steel plate (7) and the support base plate (8) are provided with preformed holes matched with the anchor bolts (2).
5. The shear key separation type steel structure pivoting support of claim 1, wherein: the shrinkage-free fine aggregate concrete grouting layer (4) is laid on the upper surfaces of the embedded steel plate (7) and the concrete column (1).
6. The shear key separation type steel structure pivoting support of claim 1, wherein: the thickness of the non-shrinkage fine-stone concrete grouting layer (4) is 50 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920459277.9U CN210013333U (en) | 2019-04-08 | 2019-04-08 | Shear key disconnect-type steel construction hinged support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920459277.9U CN210013333U (en) | 2019-04-08 | 2019-04-08 | Shear key disconnect-type steel construction hinged support |
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| Publication Number | Publication Date |
|---|---|
| CN210013333U true CN210013333U (en) | 2020-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920459277.9U Active CN210013333U (en) | 2019-04-08 | 2019-04-08 | Shear key disconnect-type steel construction hinged support |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115467469A (en) * | 2022-10-26 | 2022-12-13 | 长江生态环保集团有限公司 | Steel structure column base and construction method thereof |
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2019
- 2019-04-08 CN CN201920459277.9U patent/CN210013333U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115467469A (en) * | 2022-10-26 | 2022-12-13 | 长江生态环保集团有限公司 | Steel structure column base and construction method thereof |
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