CN210049439U - Steel reinforcement framework, screw and C-shaped steel combined type steel concrete combined pipe T-shaped node - Google Patents
Steel reinforcement framework, screw and C-shaped steel combined type steel concrete combined pipe T-shaped node Download PDFInfo
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- CN210049439U CN210049439U CN201920465920.9U CN201920465920U CN210049439U CN 210049439 U CN210049439 U CN 210049439U CN 201920465920 U CN201920465920 U CN 201920465920U CN 210049439 U CN210049439 U CN 210049439U
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Abstract
Steel reinforcement cage, screw rod and C shaped steel combination formula steel concrete composite pipe T type node, including first steel concrete composite pipe and second steel concrete composite pipe, the rear end of second rectangle steel plate structure is uncovered, C shaped steel sets up perpendicularly and uncovered forward, the front side of C shaped steel and the welding of second rectangle steel plate structure rear side, pre-buried female thread sleeve pipe that has of first steel concrete composite pipe front side, female thread sleeve pipe first half section threaded connection has connecting screw, the connecting screw front end is passed through connecting nut and is connected with C shaped steel, correspond connecting nut department about on the C shaped steel and seted up the spanner handle hole, be provided with the netted skeleton of reinforcing bar between the rear side of C shaped steel and first steel concrete composite 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 steel reinforcement cage, screw rod and C shaped steel combination formula 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 framework of steel reinforcement, screw rod and C shaped steel combination 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 open, the C-shaped steel is vertically arranged and is open forwards, the left side and the right side of the front side of the C-shaped steel are correspondingly welded with the left side and the right side of the rear side of the second rectangular steel plate structure into a whole, the first concrete layer at the front side of the first steel concrete composite pipe is pre-embedded with an internal thread sleeve pipe which respectively corresponds to the left side part and the right side part of the second concrete layer from front to back, the front end of the first screw bar lacing bar corresponding to the internal thread sleeve is connected with the rear half section in the internal thread sleeve in a threaded manner, the front half section of the internal thread sleeve is connected with a connecting screw in a threaded manner, the left side and the right side of the rear side wall of the C-shaped steel are respectively provided with a through mounting hole, the front end of the connecting screw passes through the mounting hole and is connected with the C-shaped steel into a whole through a connecting nut, the left side wall plate and the right side wall plate of the C-shaped steel are provided with wrench operation holes at the positions corresponding to the left, and a steel bar net-shaped framework is arranged in the rectangular columnar space between the rear side of the C-shaped steel and the first steel concrete combined pipe.
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 rear side wall of the C-shaped steel is 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 C-shaped steel, the connecting screw rods and the exposed second knot anti-cracking net piece, the outer side faces of the concrete blocks are correspondingly connected with the left side face and the right side face 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. The rear end part of a second drawknot anti-cracking net piece in a second steel concrete composite pipe is exposed outside when the second steel concrete composite pipe is prefabricated in a factory, C-shaped steel is welded to the rear side edge of a second rectangular steel plate structure, a through hole which is through from front to back is formed in the middle of a rear side wall plate of the C-shaped steel, and wrench operation holes which are as high as the mounting holes are formed in a left side wall plate and a right side wall plate of the C-shaped steel, wherein the left side wall plate and the right side wall plate of the C-shaped steel are respectively provided with.
The first steel concrete combined pipe and the second steel concrete combined pipe are assembled after being transported to a construction site, the first steel concrete combined pipe and the second steel concrete combined pipe are vertically arranged, a connecting screw rod penetrates through a rectangular columnar space between the rear side of the C-shaped steel and the front side of the first steel concrete combined pipe, the front end of the connecting screw rod penetrates into an installation hole, the rear end of the connecting screw rod is connected into an internal thread sleeve in a threaded mode, then a connecting nut is screwed on, the connecting nut is clamped through a wrench operation hole to tightly press a rear side wall plate of the C-shaped steel, 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, and the first steel concrete combined pipe is used as an outer wall of the fabricated building, so that the first steel concrete combined pipe adopts a factory-manufactured integral structure, the first steel concrete combined pipe and the second steel concrete combined pipe are connected into a whole through on-site connection, 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 between the C-section steel, the connecting screw and the internally threaded bushing of FIG. 1;
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 steel reinforcement framework, the screw and C-shaped steel-concrete combined pipe of the utility model comprises a first steel-concrete combined pipe and a second steel-concrete combined pipe which are arranged vertically, 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 2 and a first concrete layer 1 which is poured on the outer side part of the first rectangular steel plate structure 2, the second steel-concrete combined pipe comprises a second rectangular steel plate structure 3 and a second concrete layer 4 which is poured on the outer side part 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 2, the front and rear ends of the first screw tie bars 5 are pre-embedded in the first concrete layer 1, 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 bar 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 open, a C-shaped steel 7 is vertically arranged and is open forwards, the left side and the right side of the front side of the C-shaped steel 7 are correspondingly welded with the left side and the right side of the rear side of the second rectangular steel plate structure 3 into a whole, 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 1 at the front side of a first steel-concrete composite pipe, the front end of a first screw bar tie bar 5 corresponding to the internal thread sleeve 8 is in threaded connection with the rear half section in the internal thread sleeve 8, a connecting screw 9 is in threaded connection with the front half section of the internal thread sleeve 8, the left side and the right side of the rear side wall of the C-shaped steel 7 are respectively provided with a, wrench operation holes 11 are arranged on the left side wall plate and the right side wall plate of the C-shaped steel 7 corresponding to the connecting nuts 10 on the left and right sides, and a steel bar net-shaped framework is arranged in a rectangular columnar space 12 between the rear side of the C-shaped steel 7 and the first steel concrete combined pipe.
The steel bar mesh framework comprises vertical steel bars 13 and rectangular shear resistant stirrups 14, wherein the vertical steel bars 13 are arranged along the vertical direction, the rectangular shear resistant stirrups 14 are all horizontally arranged and are provided with a plurality of layers, and at least four vertical steel bars 13 are arranged in a rectangular array; the vertical reinforcing steel bars 13 are arranged between the connecting screw rods 9 on the left side and the right side, and the rectangular shear stirrups 14 are sleeved outside all the vertical reinforcing steel bars 13 and are in spot welding or binding with the vertical reinforcing steel bars 13.
The rear side wall of the C-shaped steel 7 is correspondingly provided with a plurality of through holes 15 arranged at intervals along the height direction.
First tie anti-cracking meshes 16 connected to the front and rear ends of the first screw tie bars 5 are pre-buried in the first concrete layer 1, second tie anti-cracking meshes 17 are pre-buried in the second concrete layer 4, and the rear side edges of the second tie anti-cracking meshes 17 extend to the outer portions of the connecting screws 9 adjacent to the front side surface and the left and right sides of the first steel concrete combined pipe.
Rectangular columnar concrete blocks (not shown in the figure) are poured outside the steel bar net-shaped framework, the C-shaped steel 7, the connecting screw rods 9 and the exposed second knot anti-cracking net piece 17, 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 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 15.
The utility model provides an anti net piece 16, first screw rod drawknot muscle 5, the outer second concrete layer 4 and the anti net piece 17, the anti net piece 6 of pre-buried second drawknot of second screw rod drawknot muscle all prefabricate in the mill and form of the outside first concrete layer 1 and the pre-buried anti net piece of anti net piece 16 of first drawknot of first reinforced concrete composite pipe, internal thread sleeve 8 and second reinforced concrete composite pipe. When the second steel concrete combined pipe is prefabricated in a factory, the rear end of a second pulling anti-cracking net piece 17 in the second steel concrete combined pipe is exposed outside, the C-shaped steel 7 is welded to the rear side edge of the second rectangular steel plate structure 3, a through hole 15 which is through from front to back is formed in the middle of the rear side wall plate of the C-shaped steel 7, and wrench operation holes 11 which are as high as the mounting holes are formed in the left side wall plate and the right side wall plate of the C-shaped steel 7, wherein the left side wall plate and the right side wall plate of the C-shaped steel 7 are respectively provided with mounting holes for penetrating.
The first steel concrete composite pipe and the second steel concrete composite pipe are assembled after being transported to a construction site, the first steel concrete composite pipe and the second steel concrete composite pipe are vertically arranged, a connecting screw rod 9 penetrates through a rectangular columnar space 12 between the rear side of the C-shaped steel 7 and the front side of the first steel concrete composite pipe, the front end of the connecting screw rod 9 penetrates into a mounting hole, the rear end of the connecting screw rod 9 is connected to and screwed into an internal thread sleeve 8 through threads, then a connecting nut 10 is screwed, the connecting nut 10 is clamped through a wrench operation hole 11 to tightly press a rear side wall plate of the C-shaped steel 7, then a steel bar net-shaped framework is arranged, all vertical steel bars 13 are connected into a whole through rectangular shear stirrups 14, and finally concrete is poured and solidified into a concrete block, so that the first steel concrete composite pipe and the second steel concrete composite pipe are firmly connected into a whole. The second anti-crack netting 17 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 15, 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, and the first steel concrete combined pipe is used as an outer wall of the fabricated building, so that the first steel concrete combined pipe adopts a factory-manufactured integral structure, the first steel concrete combined pipe and the second steel concrete combined pipe are connected into a whole through on-site connection, 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 open, the C-shaped steel is vertically arranged and is open forwards, the left side and the right side of the front side of the C-shaped steel are correspondingly welded with the left side and the right side of the rear side of the second rectangular steel plate structure into a whole, the first concrete layer at the front side of the first steel concrete composite pipe is pre-embedded with an internal thread sleeve pipe which respectively corresponds to the left side part and the right side part of the second concrete layer from front to back, the front end of the first screw bar lacing bar corresponding to the internal thread sleeve is connected with the rear half section in the internal thread sleeve in a threaded manner, the front half section of the internal thread sleeve is connected with a connecting screw in a threaded manner, the left side and the right side of the rear side wall of the C-shaped steel are respectively provided with a through mounting hole, the front end of the connecting screw passes through the mounting hole and is connected with the C-shaped steel into a whole through a connecting nut, the left side wall plate and the right side wall plate of the C-shaped steel are provided with wrench operation holes at the positions corresponding to the left, and a steel bar net-shaped framework is arranged in the rectangular columnar space between the rear side of the C-shaped steel and the first steel concrete combined pipe.
2. The steel reinforcement framework, screw and C-shaped steel combined type steel-concrete combined pipe T-shaped joint as claimed in claim 1, which is characterized in that: 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 steel reinforcement framework, screw and C-shaped steel combined type steel-concrete combined pipe T-shaped joint as claimed in claim 1, which is characterized in that: the rear side wall of the C-shaped steel is correspondingly provided with a plurality of through holes arranged at intervals along the height direction.
4. The steel reinforcement framework, screw and C-shaped steel combined type steel-concrete combined pipe T-shaped joint 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 steel reinforcement framework, screw and C-shaped steel combined type steel-concrete combined pipe T-shaped joint according to claim 4, characterized in that: rectangular columnar concrete blocks are poured outside the steel bar net-shaped framework, the C-shaped steel, the connecting screw rods and the exposed second knot anti-cracking net piece, the outer side faces of the concrete blocks are correspondingly connected with the left side face and the right side face 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 |
|---|---|---|---|
| CN201920465920.9U CN210049439U (en) | 2019-04-09 | 2019-04-09 | Steel reinforcement framework, screw and C-shaped steel combined type steel concrete combined pipe T-shaped node |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920465920.9U CN210049439U (en) | 2019-04-09 | 2019-04-09 | Steel reinforcement framework, screw and C-shaped steel combined type steel concrete combined pipe T-shaped node |
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| CN210049439U true CN210049439U (en) | 2020-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920465920.9U Active CN210049439U (en) | 2019-04-09 | 2019-04-09 | Steel reinforcement framework, screw and C-shaped steel combined type steel concrete combined pipe T-shaped node |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109944360A (en) * | 2019-04-09 | 2019-06-28 | 河南绿建建筑科技有限公司 | Framework of steel reinforcement, screw rod and C-type steel combined steel concrete compound tube T-type node |
-
2019
- 2019-04-09 CN CN201920465920.9U patent/CN210049439U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109944360A (en) * | 2019-04-09 | 2019-06-28 | 河南绿建建筑科技有限公司 | Framework of steel reinforcement, screw rod and C-type steel combined steel concrete compound tube T-type node |
| CN109944360B (en) * | 2019-04-09 | 2024-05-03 | 河南绿建建筑科技有限公司 | Steel reinforcement framework, screw rod and C-shaped steel combined steel concrete combined pipe T-shaped joint |
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