CN216130338U - Primary and secondary beam connecting joint - Google Patents
Primary and secondary beam connecting joint Download PDFInfo
- Publication number
- CN216130338U CN216130338U CN202121207874.6U CN202121207874U CN216130338U CN 216130338 U CN216130338 U CN 216130338U CN 202121207874 U CN202121207874 U CN 202121207874U CN 216130338 U CN216130338 U CN 216130338U
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- secondary beam
- connecting piece
- primary
- buried
- groove
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- 239000004567 concrete Substances 0.000 claims abstract description 18
- 238000004873 anchoring Methods 0.000 claims description 21
- 238000011065 in-situ storage Methods 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 17
- 238000009434 installation Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 6
- 239000011150 reinforced concrete Substances 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000009415 formwork Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Abstract
The utility model relates to a main and secondary beam connecting node which comprises a main beam and a secondary beam, wherein a first pre-buried connecting piece is arranged on the side part of the main beam, a pouring groove is formed in the end part of the secondary beam, a second pre-buried connecting piece is arranged on the secondary beam, an accommodating clamping groove is formed in the first pre-buried connecting piece, a clamping block is arranged on the second pre-buried connecting piece, the end part of the secondary beam is spliced with the side part of the main beam, the first pre-buried connecting piece extends into the pouring groove, the clamping block is embedded into the accommodating clamping groove, cast-in-place concrete is filled in the pouring groove, and the main beam and the secondary beam are connected and fixed through the first pre-buried connecting piece, the second pre-buried connecting piece and the cast-in-place concrete. The utility model has the advantages of simple construction, high installation efficiency, good integral stress performance, high connection reliability, no need of additional support for the secondary beam and convenient construction.
Description
Technical Field
The utility model belongs to the technical field of assembly type buildings, and particularly relates to a primary and secondary beam connecting node.
Background
With the rapid development of the assembly type building, the prior single assembly type structure can not meet the requirement of the current fast-paced life. The method has the advantages of short construction period, low cost, less pollution, simple construction, flexibility and diversity and gradually becomes a new standard of the fabricated building. At the on-site stage of the prefabricated building, the hoisting efficiency of a main body structure is one of main reasons influencing the construction period, the main and secondary beams and the beam columns in the prefabricated building are connected by adopting reinforced concrete structure nodes, reinforced mechanical sleeve connection, reinforced welding connection, reinforced lap binding connection and other nodes to be supported on site, and the on-site construction period is influenced by adopting a complex connection node form.
In the prior art, patent application CN201821735603.6 discloses a primary and secondary beam node, which includes a primary beam and a secondary beam, wherein a reinforced concrete body of the primary beam and a web of the primary beam are respectively provided with a block notch and a T-shaped notch at the position where the web of the primary beam is located on the secondary beam, two sides of the vertical part of the T-shaped notch are provided with connecting webs, the connecting webs are located in the block notches, and the connecting webs are welded to the web of the primary beam; the secondary beam steel skeleton of the secondary beam is T-shaped and is embedded in the secondary beam reinforced concrete body, the end part of the secondary beam steel skeleton extends out of the secondary beam reinforced concrete body, and the extending part penetrates through the T-shaped notch and is connected with the connecting web plate through a high-strength bolt. Although the scheme reduces the field operation amount and simplifies the construction process, the scheme is ideal, the first beam is inserted into the main beam, errors are not considered, errors exist in one point of construction, two sides of the secondary beam are difficult to be inserted into the secondary beam, and the construction period is seriously influenced; secondly, the bolt connection is difficult to complete in the small space through the bolt connection, the construction is inconvenient, and in addition, once construction errors exist, holes are not aligned, bolts are difficult to insert, and the connection is completed; the opening need be dodged to the reinforcing bar that needs precast beam when the third mill is prefabricated, and this not only can make the mill prefabricated relatively troublesome, and the reinforcing bar dodges in addition makes the atress of whole roof beam also can exert an influence.
In summary, it is urgently needed to provide a primary and secondary beam connecting node which is simple and convenient to construct, high in installation efficiency, good in overall stress performance, high in connection reliability, good in anti-seismic performance, high in safety, free of extra support for secondary beams and convenient to construct.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide the primary and secondary beam connecting node which is simple and convenient to construct, high in installation efficiency, good in overall stress performance, high in connection reliability, good in anti-seismic performance, high in safety, free of extra support for the secondary beam and convenient to construct.
The above purpose is realized by the following technical scheme: the utility model provides a primary and secondary beam connected node, includes girder and secondary beam, the lateral part of girder is equipped with first pre-buried connecting piece, the tip of secondary beam is equipped with pours the groove, the secondary beam is equipped with the pre-buried connecting piece of second, first pre-buried connecting piece is equipped with the holding draw-in groove, the pre-buried connecting piece of second is equipped with the joint piece, the tip of secondary beam with the lateral part concatenation of girder, first pre-buried connecting piece extends to pour the inslot, the embedding of joint piece in the holding draw-in groove, it is filled with cast in situ concrete to pour the inslot, girder and secondary beam pass through first pre-buried connecting piece and the pre-buried connecting piece of second and cast in situ concrete are connected fixedly.
The main beam and the secondary beam are respectively pre-embedded with a first pre-embedded connecting piece and a second pre-embedded connecting piece in the factory prefabricating process, the main beam and the secondary beam form reliable dry connection through the first pre-embedded connecting piece and the second pre-embedded connecting piece, and a stable node is formed after concrete is cast in place. In the concrete assembling process, after the main beam is hoisted, the secondary beam is located from top to bottom, the clamping block is clamped into the accommodating clamping groove, the bottom of the first embedded connecting piece is supported at last, the installation is completed, after the hoisting of the secondary beam is completed, the secondary beam and the primary beam form reliable connection, the secondary beam does not need to be supported, after the hoisting of the floor slab is completed, the bottom of the secondary beam casting groove is plugged by a wood formwork, and when the laminated layer is cast in place, cast-in-place concrete is poured into the casting groove to fill the gap in the casting groove, so that a stable node is formed.
The utility model has the advantages of simple construction, high installation efficiency, good integral stress performance, high connection reliability, no need of additional support for the secondary beam and convenient construction.
A further technical scheme is, first pre-buried connecting piece include the connecting box and with the anchor landing leg that the connecting box links to each other, the anchor landing leg anchor is in the girder, the open-top of connecting box, the holding draw-in groove sets up on the connecting box, the holding draw-in groove including dodge the mouth and with dodge the joint mouth that the mouth is linked together.
The second embedded connecting piece further comprises a connecting rib plate and an anchoring rib, the anchoring rib is arranged on the connecting rib plate, the connecting rib plate is perpendicularly connected with the joint block, the connecting rib plate penetrates through the avoidance port, and the joint block is embedded into the joint port.
The first embedded connecting piece and the second embedded connecting piece are simple to manufacture and low in cost, and can play a reliable limiting role in the horizontal direction after being connected; during specific application, the opening of the first embedded connecting piece provided with the containing clamping groove can be designed slightly larger, on one hand, clamping of the clamping block is facilitated when the secondary beam is located, meanwhile, errors are convenient to revise, and the fault tolerance is better.
The technical scheme is that the connecting rib plate is provided with a through hole, the anchoring rib is connected with the through hole in a penetrating mode, the anchoring rib is anchored in the secondary beam, and the clamping block is arranged in the pouring groove.
The further technical scheme is that the clamping blocks are gradually reduced from the top to the bottom. So set up, the joint piece is down trapezoidal in big end up, conveniently inserts in the holding draw-in groove of first built-in fitting.
The further technical scheme is that the cast-in-place concrete is poured in the connecting box and the pouring groove.
The further technical scheme is that the clamping blocks are steel blocks.
The further technical scheme is that the anchoring supporting legs are bolts.
Compared with the prior art, the connecting piece adopted by the utility model has the advantages of simple manufacture, low cost, simple and convenient node construction, high installation efficiency, good overall stress performance, high connection reliability, good earthquake resistance, high safety, no need of additional support for the secondary beam and convenient construction.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model.
Fig. 1 is a schematic structural diagram of a primary and secondary beam connection node according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a main beam according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a secondary beam according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a first embedded connector according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a second embedded connector according to an embodiment of the present invention;
fig. 6 is a schematic view of a connection structure of a first embedded connector and a first embedded connector according to an embodiment of the present invention;
fig. 7 is a schematic partial cross-sectional view of a connection node according to an embodiment of the present invention.
In the figure:
1 first embedded connecting piece of 3 nodal connection portions 4 of 2 secondary beams of girder
5 second embedded connecting piece 6, accommodating clamping groove 7, pouring groove 8 and connecting box
9 anchoring supporting leg 10 clamping block 11 connecting rib plate 12 anchoring rib
13 cast-in-place concrete
Detailed Description
The present invention will now be described in detail with reference to the drawings, which are given by way of illustration and explanation only and should not be construed to limit the scope of the present invention in any way. Furthermore, features from embodiments in this document and from different embodiments may be combined accordingly by a person skilled in the art from the description in this document.
The embodiment of the utility model provides a primary beam 2 and secondary beam 2 connecting node, which comprises a primary beam 1 and a secondary beam 2, wherein a first pre-buried connecting piece 4 is arranged on the side portion of the primary beam 1, a pouring groove 7 is arranged at the end portion of the secondary beam 2, a second pre-buried connecting piece 5 is arranged on the secondary beam 2, an accommodating clamping groove 6 is arranged on the first pre-buried connecting piece 4, a clamping block 10 is arranged on the second pre-buried connecting piece 5, the end portion of the secondary beam 2 is spliced with the side portion of the primary beam 1, the first pre-buried connecting piece 4 extends into the pouring groove 7, the clamping block 10 is embedded into the accommodating clamping groove 6, cast-in-place concrete 13 is filled in the pouring groove 7, and the primary beam 1 and the secondary beam 2 are fixedly connected through the first pre-buried connecting piece 4, the second pre-buried connecting piece 5 and the cast-in-place concrete 13.
The main beam 1 and the secondary beam 2 are respectively pre-embedded with a first pre-embedded connecting piece 4 and a second pre-embedded connecting piece 5 in the process of prefabricating in a factory, the main beam 1 and the secondary beam 2 form reliable dry connection through the first pre-embedded connecting piece 4 and the second pre-embedded connecting piece 5, and a stable node is formed after concrete is cast in place. In the concrete assembling process, after having hoisted girder 1, hoist secondary beam 2, secondary beam 2 from top to bottom is fallen to the position, joint piece 10 card is gone into in holding draw-in groove 6, reach first pre-buried connecting piece 4 bottom at last, accomplish the installation, secondary beam 2 hoists after accomplishing, the two forms reliable connection, secondary beam 2 need not to use the support, treat that floor hoist and mount accomplishes the back, stop up the bottom that secondary beam 2 pours groove 7 with the wooden mold, pour in-situ concrete 13 into when cast-in-situ superimposed layer and pour the space that groove 7 will pour in the groove 7 and pack, form firm node.
The utility model has the advantages of simple construction, high installation efficiency, good integral stress performance, high connection reliability, no need of additional support for the secondary beam 2 and convenient construction.
On the basis of the above embodiment, in another embodiment of the present invention, as shown in fig. 4 to 6, the first pre-buried connecting element 4 includes a connecting box 8 and anchoring legs 9 connected to the connecting box 8, the anchoring legs 9 are anchored in the main beam 1, the top of the connecting box 8 is open, the accommodating slot 6 is disposed on the connecting box 8, and the accommodating slot 6 includes an avoiding opening and a clamping opening communicated with the avoiding opening.
On the basis of the above embodiment, in another embodiment of the present invention, as shown in fig. 5 and 6, the second embedded connector 5 further includes a connecting rib plate 11 and an anchoring rib 12, the anchoring rib 12 is disposed on the connecting rib plate 11, the connecting rib plate 11 is vertically connected to the clamping block 10, the connecting rib plate 11 penetrates through the avoiding opening, and the clamping block 10 is embedded into the clamping opening.
The first embedded connecting piece 4 and the second embedded connecting piece 5 are simple to manufacture and low in cost, and can play a reliable limiting role in the horizontal direction after being connected; during specific application, the opening of the first embedded connecting piece 4 provided with the accommodating clamping groove 6 can be designed to be slightly larger, so that the clamping block 10 can be clamped into the opening when the secondary beam 2 is located conveniently, errors can be revised conveniently, and the fault tolerance is better.
On the basis of the above embodiment, in another embodiment of the present invention, as shown in fig. 5, the connecting rib plate 11 is provided with a through hole, the anchoring rib 12 is connected to the through hole in a penetrating manner, the anchoring rib 12 is anchored in the secondary beam 2, and the clamping block 10 is arranged in the pouring groove 7.
On the basis of the above embodiment, in another embodiment of the present invention, as shown in fig. 5, the clamping block 10 is gradually reduced from the top to the bottom. With the arrangement, the clamping block 10 is inverted trapezoid in shape with a large upper part and a narrow lower part, and is conveniently inserted into the accommodating clamping groove 6 of the first embedded part.
In another embodiment of the present invention, based on the above embodiment, as shown in fig. 7, the cast-in-place concrete 13 is poured into the connection box 8 and the pouring trough 7.
On the basis of the above embodiment, in another embodiment of the present invention, the clamping block 10 is a steel block.
On the basis of the above embodiment, in another embodiment of the present invention, the anchoring leg 9 is a bolt.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a primary and secondary beam connected node, includes girder and secondary beam, its characterized in that, the lateral part of girder is equipped with first pre-buried connecting piece, the tip of secondary beam is equipped with pours the groove, the secondary beam is equipped with the pre-buried connecting piece of second, first pre-buried connecting piece is equipped with the holding draw-in groove, the pre-buried connecting piece of second is equipped with the joint piece, the tip of secondary beam with the lateral part concatenation of girder, first pre-buried connecting piece extends to pour the inslot, the embedding of joint piece in the holding draw-in groove, it is filled with cast in situ concrete to pour the inslot, girder and secondary beam pass through first pre-buried connecting piece and the pre-buried connecting piece of second and cast in situ concrete are connected fixedly.
2. The primary and secondary beam connection node of claim 1, wherein the first pre-buried connection member includes a connection box and an anchoring leg connected to the connection box, the anchoring leg is anchored in the main beam, the top of the connection box is open, the receiving slot is disposed on the connection box, and the receiving slot includes an avoiding opening and a clamping opening communicated with the avoiding opening.
3. The primary and secondary beam connecting node according to claim 2, wherein the second embedded connecting piece further comprises a connecting rib plate and an anchoring rib, the anchoring rib is arranged on the connecting rib plate, the connecting rib plate is vertically connected with the clamping block, the connecting rib plate penetrates through the avoidance port, and the clamping block is embedded into the clamping port.
4. The primary and secondary beam connecting joint according to claim 3, wherein the connecting rib plate is provided with a through hole, the anchoring rib is connected with the through hole in a penetrating manner, the anchoring rib is anchored in the secondary beam, and the clamping block is arranged in the pouring groove.
5. The primary and secondary beam connection node as claimed in any one of claims 1 to 4, wherein the clamping blocks are tapered from top to bottom.
6. The primary and secondary beam connection node of claim 2, wherein the cast in place concrete is poured within the connection box and the pouring trough.
7. The primary and secondary beam connection node of claim 2, wherein the snap-in blocks are steel blocks.
8. A primary and secondary beam connection node as claimed in claim 7, wherein the anchoring legs are bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121207874.6U CN216130338U (en) | 2021-06-01 | 2021-06-01 | Primary and secondary beam connecting joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121207874.6U CN216130338U (en) | 2021-06-01 | 2021-06-01 | Primary and secondary beam connecting joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216130338U true CN216130338U (en) | 2022-03-25 |
Family
ID=80765943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121207874.6U Expired - Fee Related CN216130338U (en) | 2021-06-01 | 2021-06-01 | Primary and secondary beam connecting joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216130338U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115369999A (en) * | 2022-07-12 | 2022-11-22 | 中冶赛迪工程技术股份有限公司 | Beam with welded connection plate |
| CN117027164A (en) * | 2023-09-21 | 2023-11-10 | 汇通建设集团股份有限公司 | Dry-type connecting node for beam column of assembled concrete frame and connecting method thereof |
-
2021
- 2021-06-01 CN CN202121207874.6U patent/CN216130338U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115369999A (en) * | 2022-07-12 | 2022-11-22 | 中冶赛迪工程技术股份有限公司 | Beam with welded connection plate |
| CN117027164A (en) * | 2023-09-21 | 2023-11-10 | 汇通建设集团股份有限公司 | Dry-type connecting node for beam column of assembled concrete frame and connecting method thereof |
| CN117027164B (en) * | 2023-09-21 | 2024-05-24 | 汇通建设集团股份有限公司 | Dry-type connecting node for beam column of assembled concrete frame and connecting method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220325 |