CN210049442U - T-shaped node of threaded sleeve and short U-shaped steel connecting type steel concrete combined pipe - Google Patents
T-shaped node of threaded sleeve and short U-shaped steel connecting type steel concrete combined pipe Download PDFInfo
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- CN210049442U CN210049442U CN201920465963.7U CN201920465963U CN210049442U CN 210049442 U CN210049442 U CN 210049442U CN 201920465963 U CN201920465963 U CN 201920465963U CN 210049442 U CN210049442 U CN 210049442U
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Abstract
Threaded sleeve and short U-shaped steel connection type steel concrete combined pipe T-shaped node, including first steel concrete combined pipe and second steel concrete combined pipe that mutually perpendicular set up, the tip steel sheet is bared to second steel concrete combined pipe rear end, pre-buried in the first concrete layer of first steel concrete combined pipe front side has the internal thread sleeve pipe, the threaded connection of first half section of internal thread sleeve pipe has connecting screw, the welding of tip steel sheet trailing flank has U-shaped steel, the mounting hole has been seted up respectively on the left side and the right side of U-shaped steel, the connecting screw front end passes the mounting hole and is connected as an organic wholely with U-shaped steel, be provided with the netted skeleton of reinforcing bar between the trailing side of U-shaped steel and first steel concrete combined pipe. The utility model discloses can improve the joint strength of T type node between two steel concrete composite pipes greatly to ensure the reliability of connection, cast-in-place combines together with the prefabrication, the construction of being convenient for, the efficiency of construction is high, and construction quality can obtain guaranteeing, satisfies the whole atress of modern assembly type structure completely, energy-conservation, application requirements such as antidetonation.
Description
Technical Field
The utility model belongs to the technical field of the assembly type structure construction, concretely relates to threaded sleeve and short nearly style of calligraphy steel connection mode steel concrete composite pipe T type node.
Background
The single-section steel concrete combined pipe adopted by the assembly type building is integrally in a rectangular tubular structure and is conveyed to a construction site for assembly after being manufactured in a factory, the biggest problem of popularization and application of the existing assembly type building is that a stable and uniform system cannot be formed, the key point of the problem lies in the node connection between the steel concrete combined pipes, the T-shaped node is one of the most common nodes of the assembly type building, the structure of the existing T-shaped node is poor in structural integrity and shock resistance, the defects that an assembly type wall body is deformed and cracks are generated easily are caused, and the connecting form of the T-shaped node cannot meet the use function of the assembly type building with higher requirements.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the weak point among the prior art, provide a threaded sleeve and short nearly style of calligraphy steel connection formula steel concrete composite pipe T type node that compact structure is reasonable, the atress is balanced, stability is strong, anti-wind shock resistance is strong.
In order to solve the technical problem, the utility model adopts the following technical scheme: the T-shaped node comprises a first steel concrete combined pipe and a second steel concrete combined pipe which are perpendicular to each other, the rear side surface of the first steel concrete combined pipe is adjacent to the front end part of the second steel concrete combined pipe, the first steel concrete combined pipe comprises a first rectangular steel plate structure and a first concrete layer poured on the outer side part of the first rectangular steel plate structure, the second steel concrete combined pipe comprises a second rectangular steel plate structure and a second concrete layer poured on the outer side part of the second rectangular steel plate structure, a plurality of first screw rod tie bars penetrate between the front side plate and the rear side plate of the first rectangular steel plate structure, the front end and the rear end of each first screw rod tie bar are pre-embedded in the first concrete layer, a plurality of second screw rod tie bars penetrate between the left side plate and the right side plate of the second rectangular steel plate structure, the front end and the rear end of each second screw rod tie bar are pre-embedded in the second concrete layer, the rear end part of the second rectangular steel plate structure is exposed out of the end part steel plate, an internal thread sleeve which corresponds to the left side part and the right side part of the second concrete layer respectively from front to back is pre-embedded in the first concrete layer of the front side of the first steel concrete combined pipe, the front end of the first screw tie bar corresponding to the internal thread sleeve is in threaded connection with the rear half section of the inner thread sleeve, the front half section of the internal thread sleeve is in threaded connection with a connecting screw, the rear side surface of the end part steel plate is welded with the n-shaped steel, the left side and the right side of the n-shaped steel are respectively provided with front and back through mounting holes, the front end of the connecting screw penetrates through the mounting holes and is connected with the n-shaped steel into a whole through a connecting nut, and a steel bar net-shaped framework is arranged in.
The steel bar mesh framework comprises vertical steel bars and rectangular shear resistant stirrups, wherein the vertical steel bars are arranged along the vertical direction, the rectangular shear resistant stirrups are all horizontally arranged and are provided with a plurality of layers, and at least four vertical steel bars are arranged and are arranged in a rectangular array; the vertical steel bars are arranged between the connecting screw rods on the left side and the right side, and the rectangular shear resistant stirrups are sleeved outside all the vertical steel bars and are in spot welding or binding with the vertical steel bars.
The front side of the n-shaped steel and the end steel plate are correspondingly provided with a plurality of through holes arranged at intervals along the height direction.
First lacing anti-cracking meshes connected to the front end and the rear end of the first screw lacing bar are pre-buried in the first concrete layer, second lacing anti-cracking meshes are pre-buried in the second concrete layer, and the rear side edges of the second lacing anti-cracking meshes extend to the outer portions of the connecting screws adjacent to the front side surface and the left side and the right side of the first steel-concrete combined pipe.
Rectangular columnar concrete blocks are poured outside the steel bar net-shaped framework, the inverted-V-shaped steel, the connecting screw rods and the exposed second knot anti-cracking net piece, the outer side surfaces of the concrete blocks are correspondingly connected with the left side surface and the right side surface of the second concrete layer respectively and keep flush, inner concrete is poured in the second steel concrete composite pipe, and the concrete blocks and the inner concrete are connected into a whole through the through holes.
Adopt above-mentioned technical scheme, the utility model provides an anti net piece of pre-buried first drawknot and the outside second concrete layer and the pre-buried anti net piece of second drawknot, second screw rod drawknot muscle, internal thread sleeve pipe and second steel concrete composite pipe, second screw rod drawknot muscle all prefabricate in the mill and form. When the steel plate is prefabricated in a factory, the end part steel plate of the second steel concrete combined pipe and the rear end part of the second drawknot anti-cracking net piece are both exposed outside, the steel in the shape of the Chinese character 'ji' is welded on the end part steel plate, and through holes are correspondingly formed between the steel in the shape of the Chinese character 'ji' and the end part steel plate.
The first steel concrete combined pipe and the second steel concrete combined pipe are assembled after being transported to a construction site, so that the first steel concrete combined pipe and the second steel concrete combined pipe are vertically arranged, a connecting screw rod is arranged in a rectangular columnar space between the rear side of the end steel plate and the front side of the first steel concrete combined pipe in a penetrating mode, a connecting nut is screwed on the connecting screw rod, then a steel bar net-shaped framework is arranged, all vertical steel bars are connected into a whole through rectangular shear resistant stirrups, and finally concrete is poured and solidified into a concrete block, so that the first steel concrete combined pipe and the second steel concrete combined pipe are firmly connected into a whole. The second tie anti-cracking mesh is also poured into the concrete block, so that the appearance of the joint of the second concrete layer and the concrete block is not cracked. And when the concrete block is poured, inner concrete is poured inside the second steel concrete combined pipe, and the concrete block and the inner concrete inside the second steel concrete combined pipe are connected into a whole through a plurality of through holes, so that the connection strength of the T-shaped node is further improved.
The second steel concrete combined pipe is generally used as an inner wall of the fabricated building, the first steel concrete combined pipe is used as an outer wall of the fabricated building, the first steel concrete combined pipe and the second steel concrete combined pipe are connected into a whole, and the second steel concrete combined pipe also plays a role in supporting the first steel concrete combined pipe.
To sum up, the utility model discloses can improve the joint strength of T type node department between two steel concrete composite pipes greatly to ensure the reliability of connection, cast-in-place combines together with the prefabrication, the construction of being convenient for, the efficiency of construction is high, and construction quality can obtain guaranteeing, satisfies the whole atress of modern assembly type structure completely, energy-conservation, application requirements such as antidetonation.
Drawings
Fig. 1 is a schematic plan view of the present invention;
FIG. 2 is an enlarged view of the connection of the sectional steel of FIG. 1 with the connecting screw;
FIG. 3 is a schematic view of the rectangular shear stirrup of FIG. 1.
Detailed Description
As shown in figures 1-3, the T-shaped node of the threaded sleeve and the short steel-concrete connecting steel-concrete composite pipe of the present invention comprises a first steel-concrete composite pipe and a second steel-concrete composite pipe which are perpendicular to each other, wherein the rear side of the first steel-concrete composite pipe is adjacent to the front end of the second steel-concrete composite pipe, the first steel-concrete composite pipe comprises a first rectangular steel plate structure 1 and a first concrete layer 2 which is poured on the outer side of the first rectangular steel plate structure 1, the second steel-concrete composite pipe comprises a second rectangular steel plate structure 3 and a second concrete layer 4 which is poured on the outer side of the second rectangular steel plate structure 3, a plurality of first screw tie bars 5 are arranged between the front side plate and the rear side plate of the first rectangular steel plate structure 1, the front and rear ends of the first screw tie bars 5 are pre-embedded in the first concrete layer 2, a plurality of second screw tie bars 6 are arranged between the left side plate and the right side plate of the second rectangular steel plate structure 3, the front end and the rear end of a second screw rod tie bar 6 are pre-embedded in a second concrete layer 4, the rear end part of a second rectangular steel plate structure 3 is exposed out of an end steel plate 7, an internal thread sleeve 8 which respectively corresponds to the left side part and the right side part of the second concrete layer 4 from front to back is pre-embedded in a first concrete layer 2 at the front side of a first steel concrete composite pipe, the front end of a first screw bar lacing bar 5 corresponding to the internal thread sleeve 8 is connected with the rear half section in the internal thread sleeve 8 in a threaded manner, the front half section of the internal thread sleeve 8 is connected with a connecting screw 9 in a threaded manner, the back side surface of the end steel plate 7 is welded with a U-shaped steel 10, the left side and the right side of the U-shaped steel 10 are respectively provided with a front-back through mounting hole, the front end of the connecting screw 9 passes through the mounting holes and is connected with the U-shaped steel 10 into a whole through a connecting nut 11, a steel bar net-shaped framework is arranged in a rectangular columnar space between the rear side of the n-shaped steel 10 and the first steel concrete combined pipe.
The steel bar mesh framework comprises vertical steel bars 12 and rectangular shear resistant stirrups 13, wherein the vertical steel bars 12 are arranged along the vertical direction, the rectangular shear resistant stirrups 13 are all horizontally arranged and provided with a plurality of layers, and at least four vertical steel bars 12 are arranged and arranged in a rectangular array; the vertical steel bars 12 are arranged between the connecting screw rods 9 on the left side and the right side, and the rectangular shear stirrups 13 are sleeved outside all the vertical steel bars 12 and are in spot welding or binding with the vertical steel bars 12.
The front side and the end part steel plate 7 of the n-shaped steel 10 are correspondingly provided with a plurality of through holes 14 arranged at intervals along the height direction.
First tie anti-cracking meshes 15 connected to the front end and the rear end of the first screw tie bar 5 are pre-buried in the first concrete layer 2, second tie anti-cracking meshes 16 are pre-buried in the second concrete layer 4, and the rear side edges of the second tie anti-cracking meshes 16 extend to the outer portions of the connecting screws 9 adjacent to the front side surface and the left side and the right side of the first steel-concrete composite pipe.
Rectangular columnar concrete blocks (not shown in the figure) are poured outside the steel bar net-shaped framework, the inverted-V-shaped steel 10, the connecting screw rods 9 and the exposed second tie anti-cracking net piece 16, the outer side surfaces of the concrete blocks are correspondingly connected with the left side surface and the right side surface of the second concrete layer 4 respectively and keep flush, inner concrete (not shown in the figure) is poured in the second steel concrete combined pipe, and the concrete blocks and the inner concrete are connected into a whole through the through holes 14.
The utility model provides an anti net piece 15, first screw rod drawknot muscle 5, the outer second concrete layer 4 and the anti net piece 16, the anti net piece 6 of second screw rod drawknot muscle all are prefabricated in the mill to form of the outside first concrete layer 2 and the pre-buried first drawknot of first steel concrete composite pipe outside, the anti net piece of second screw rod drawknot muscle 8 and the outside second concrete layer of second steel concrete composite pipe. When the steel plate is prefabricated in a factory, the end part steel plate 7 of the second steel concrete combined pipe and the rear end part of the second pulling anti-cracking net piece 16 are exposed outside, the n-shaped steel 10 is welded on the end part steel plate 7, and a through hole 14 is correspondingly formed between the n-shaped steel 10 and the end part steel plate 7.
The first steel concrete composite pipe and the second steel concrete composite pipe are assembled after being transported to a construction site, so that the first steel concrete composite pipe and the second steel concrete composite pipe are vertically arranged, a connecting screw rod 9 is arranged in a rectangular columnar space between the rear side of the end steel plate 7 and the front side of the first steel concrete composite pipe in a penetrating mode, a connecting nut 11 is screwed on the connecting screw rod, then a steel bar net-shaped framework is arranged, all vertical steel bars 12 are connected into a whole through rectangular shear resistant stirrups 13, finally concrete is poured and solidified into a concrete block, and the first steel concrete composite pipe and the second steel concrete composite pipe are firmly connected into a whole. The second anti-crack netting 16 is also poured into the concrete block, thus ensuring that the second concrete layer 4 does not crack at the outer surface of the joint of the concrete block. And when the concrete block is poured, inner concrete is poured inside the second steel concrete combined pipe, and the concrete block and the inner concrete inside the second steel concrete combined pipe are connected into a whole through the plurality of through holes 14, so that the connection strength of the T-shaped node is further improved.
The second steel concrete combined pipe is generally used as an inner wall of the fabricated building, the first steel concrete combined pipe is used as an outer wall of the fabricated building, the first steel concrete combined pipe and the second steel concrete combined pipe are connected into a whole, and the second steel concrete combined pipe also plays a role in supporting the first steel concrete combined pipe.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.
Claims (5)
1. The T-shaped node comprises a first steel concrete combined pipe and a second steel concrete combined pipe which are perpendicular to each other, the rear side surface of the first steel concrete combined pipe is adjacent to the front end part of the second steel concrete combined pipe, the first steel concrete combined pipe comprises a first rectangular steel plate structure and a first concrete layer poured on the outer side part of the first rectangular steel plate structure, the second steel concrete combined pipe comprises a second rectangular steel plate structure and a second concrete layer poured on the outer side part of the second rectangular steel plate structure, a plurality of first screw rod tie bars penetrate between the front side plate and the rear side plate of the first rectangular steel plate structure, the front end and the rear end of each first screw rod tie bar are pre-embedded in the first concrete layer, a plurality of second screw rod tie bars penetrate between the left side plate and the right side plate of the second rectangular steel plate structure, the front end and the rear end of each second screw rod tie bar are pre-embedded in the second concrete layer, the method is characterized in that: the rear end part of the second rectangular steel plate structure is exposed out of the end part steel plate, an internal thread sleeve which corresponds to the left side part and the right side part of the second concrete layer respectively from front to back is pre-embedded in the first concrete layer of the front side of the first steel concrete combined pipe, the front end of the first screw tie bar corresponding to the internal thread sleeve is in threaded connection with the rear half section of the inner thread sleeve, the front half section of the internal thread sleeve is in threaded connection with a connecting screw, the rear side surface of the end part steel plate is welded with the n-shaped steel, the left side and the right side of the n-shaped steel are respectively provided with front and back through mounting holes, the front end of the connecting screw penetrates through the mounting holes and is connected with the n-shaped steel into a whole through a connecting nut, and a steel bar net-shaped framework is arranged in.
2. The threaded sleeve and short inverted T-shaped steel connection type T-shaped joint of the steel-concrete combined pipe as claimed in claim 1, wherein: the steel bar mesh framework comprises vertical steel bars and rectangular shear resistant stirrups, wherein the vertical steel bars are arranged along the vertical direction, the rectangular shear resistant stirrups are all horizontally arranged and are provided with a plurality of layers, and at least four vertical steel bars are arranged and are arranged in a rectangular array; the vertical steel bars are arranged between the connecting screw rods on the left side and the right side, and the rectangular shear resistant stirrups are sleeved outside all the vertical steel bars and are in spot welding or binding with the vertical steel bars.
3. The threaded sleeve and short inverted T-shaped steel connection type T-shaped joint of the steel-concrete combined pipe as claimed in claim 1, wherein: the front side of the n-shaped steel and the end steel plate are correspondingly provided with a plurality of through holes arranged at intervals along the height direction.
4. The threaded sleeve and short inverted T-shaped steel connection type T-shaped joint of the steel-concrete combined pipe as claimed in claim 3, wherein: first lacing anti-cracking meshes connected to the front end and the rear end of the first screw lacing bar are pre-buried in the first concrete layer, second lacing anti-cracking meshes are pre-buried in the second concrete layer, and the rear side edges of the second lacing anti-cracking meshes extend to the outer portions of the connecting screws adjacent to the front side surface and the left side and the right side of the first steel-concrete combined pipe.
5. The threaded sleeve and short inverted T-shaped steel connection type T-shaped joint of the steel-concrete combined pipe as claimed in claim 4, wherein: rectangular columnar concrete blocks are poured outside the steel bar net-shaped framework, the inverted-V-shaped steel, the connecting screw rods and the exposed second knot anti-cracking net piece, the outer side surfaces of the concrete blocks are correspondingly connected with the left side surface and the right side surface of the second concrete layer respectively and keep flush, inner concrete is poured in the second steel concrete composite pipe, and the concrete blocks and the inner concrete are connected into a whole through the through holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920465963.7U CN210049442U (en) | 2019-04-09 | 2019-04-09 | T-shaped node of threaded sleeve and short U-shaped steel connecting type steel concrete combined pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920465963.7U CN210049442U (en) | 2019-04-09 | 2019-04-09 | T-shaped node of threaded sleeve and short U-shaped steel connecting type steel concrete combined pipe |
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| Publication Number | Publication Date |
|---|---|
| CN210049442U true CN210049442U (en) | 2020-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920465963.7U Active CN210049442U (en) | 2019-04-09 | 2019-04-09 | T-shaped node of threaded sleeve and short U-shaped steel connecting type steel concrete combined pipe |
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| CN (1) | CN210049442U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109944363A (en) * | 2019-04-09 | 2019-06-28 | 河南绿建建筑科技有限公司 | Threaded sleeve and short a few shaped steel linking steel concrete compound tube T-type nodes |
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2019
- 2019-04-09 CN CN201920465963.7U patent/CN210049442U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109944363A (en) * | 2019-04-09 | 2019-06-28 | 河南绿建建筑科技有限公司 | Threaded sleeve and short a few shaped steel linking steel concrete compound tube T-type nodes |
| CN109944363B (en) * | 2019-04-09 | 2024-05-03 | 河南绿建建筑科技有限公司 | Screw sleeve and T-shaped node of short steel-connection type steel-concrete combined pipe |
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