CN208415494U - A kind of assembled primary and secondary beam nodes being suitble to larger shearing - Google Patents
A kind of assembled primary and secondary beam nodes being suitble to larger shearing Download PDFInfo
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- CN208415494U CN208415494U CN201820850722.XU CN201820850722U CN208415494U CN 208415494 U CN208415494 U CN 208415494U CN 201820850722 U CN201820850722 U CN 201820850722U CN 208415494 U CN208415494 U CN 208415494U
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Abstract
The utility model discloses a kind of assembled primary and secondary beam nodes for being suitble to larger shearing, the shelf type primary-secondary beam connection type on the groove of girder pre-erection side is shelved on using by the ox load plate of secondary beam pre-erection end, on this basis, the utility model is by the way that bottom surface steel plate to connect to form integrated member with two pieces of side Interal fixations, and bottom surface steel plate and two blocks of side steel plates are separately fixed on the bottom surface and two sides of groove, the groove of girder pre-erection can be reinforced, to enhance the shear resistance of primary and secondary beam nodes, to reduce and avoid production and transportation, the groove generates excessive deformation and cracks in hoisting process, the even possibility of fracture, the utility model is enabled to be suitable for the case where causing overlapping girder to be easy to appear fracture due to the overlapping secondary beam of larger size generates larger shearing to overlapping girder.
Description
Technical field
The utility model relates to a kind of assembled primary and secondary beam nodes for being suitble to larger shearing.
Background technique
Architectural industrialization is a kind of new industry situation mode, and with continuous development of the Real estate industry in society, building is produced
The mode of industry is gradually formed also with the variation of building economy, and assembled architecture is also more more and more universal.And in fabricated construction
In design, node is the most key because being related to for each prefabricated accessory being attached, and is guaranteeing other than structure safety,
Can the convenience that production and construction be comprehensively considered, even more determine that can the node application be popularized.
About primary and secondary beam nodes full-page proof in assembled composite beam way, existing national standards atlas " assembly concrete knot
Structure connecting node construction " two kinds of primary and secondary beam nodes ways are mainly provided in G310-1~2, the first way is filled using reinforcing bar
Sleeve connection is starched, there are the ways of Cast-in-Situ Segment between primary-secondary beam；Second of way is the shelf type primary-secondary beam for being not provided with Cast-in-Situ Segment
Connecting node.
For the first way because to stay grout sleeve and do Cast-in-Situ Segment, construction is relatively inconvenient, and does not meet assembled
Simple and fast feature.
It does rule and has the following deficiencies: for second
One, the steel corbel either for shelving and armored concrete choose the prominent girder two sides of ear, influence space
Use, need the later period finishing do especially processing hide, it is not very practical；
Two, two kinds of front girder lower part need to reserve steel corbel and choose ear position, require to primary and secondary elevation difference beam, use scope
It is limited；
Three, steel corbel is more troublesome in the maintenance of later period antirust, and cost is also high；
Four, the difficulty of construction for choosing ear is larger, and the requirement to construction is relatively high, and precision is difficult to ensure.
Five, in-situ layer is connected in node, it is other to be in an off state, it is unfavorable for structure stress.
Though six, existing ox load plate way can avoid aforementioned deficiency, larger in secondary beam, shears in biggish situation, hold
Easily make size increase of slotting, girder is easy to appear crack conditions in lifting and work progress.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of assembled primary-secondary beam sections for being suitble to larger shearing
Point, to solve the problems, such as shelf type primary-secondary beam connection type, there are the grooves of girder pre-erection to be easy cracking.
Above-mentioned technical problem is solved, technical solution used by the utility model is as follows:
A kind of assembled primary and secondary beam nodes being suitble to larger shearing are equipped with overlapping girder and overlapping secondary beam, the overlapping master
Beam is made of girder pre-erection and the cast-in-place part of girder, and the overlapping secondary beam is by secondary beam pre-erection and the cast-in-place part group of secondary beam
At；The side of the girder pre-erection and the end face of the secondary beam pre-erection join, the top of the girder pre-erection side
Position installs fluted, and the bottom surface of the groove is fixed with bottom surface steel plate；The end of the secondary beam pre-erection is embedded with ox
Plate is carried on a shoulder pole, the ox carries on a shoulder pole plate and stretches out from the end face part of the secondary beam pre-erection, and the extension of ox load plate is shelved on
On the bottom surface steel plate；The beam gluten of the overlapping secondary beam anchors into the cast-in-place part of the girder, the cast-in-place part of girder and time
The concrete of the cast-in-place part of beam fills the groove and one-time-concreting molding；It is characterized by: the groove prolongs in the horizontal direction
It stretches, and the extending direction for extending perpendicularly to the girder pre-erection of the groove, also, the vertical of the groove is cut
Face shape is wide at the top and narrow at the bottom trapezoidal；The bottom surface Interal fixation is connected with two blocks of side steel plates, to be formed with trapezoidal vertical
The integrated member of section, also, two blocks of side steel plates are separately fixed on two sides of the groove.
Preferred embodiment as the use of the new type: the side that the bottom surface steel plate is fixedly connected with the bottom surface of the groove
The mode that formula and the side steel plate are fixedly connected with the side of the groove, are as follows: the bottom surface steel plate and side steel plate
Lateral surface is welded with more anchor bars, and the anchor bar is embedded in the girder pre-erection.
Preferred embodiment as the use of the new type: the bottom surface steel plate is connect with two pieces of side Interal fixations
Mode are as follows: the bottom surface steel plate and two blocks of side steel plates are welded to connect, alternatively, the bottom surface steel plate and two pieces of sides
Steel plate is integrally formed.
Preferred embodiment as the use of the new type: the girder pre-erection is embedded with two groups of reinforcement distributing bars,
Two groups of reinforcement distributing bars are symmetrical along the central axes of the girder pre-erection, and wherein reinforce construction steel described in one group
Muscle is passed through from the lower section of the groove.
Preferred embodiment as the use of the new type: reinforcement distributing bar described in each group contains the first reinforcing rib,
First reinforcing rib is sequentially connected and is formed by the first upper horizontal section, the first tilting section and the first lower horizontal section, and this first
Reinforcing rib is located on a perpendicular；The first upper horizontal section and the first lower horizontal section are pre- each parallel to the girder
The extending direction of part processed, and the first upper horizontal section and the first lower horizontal section are respectively close to the girder pre-erection
Top and bottom；Also, the first tilting section for wherein reinforcing distributing bar described in one group is passed through from the underface of the groove.
Preferred embodiment as the use of the new type: reinforcement distributing bar described in each group is also reinforced containing second
Muscle, second reinforcing rib are sequentially connected and are formed by the second upper horizontal section, the second tilting section and the second lower horizontal section, and this
Two reinforcing ribs are located on a perpendicular, and the perpendicular where second reinforcing rib is located at the inside of the groove；Institute
The second upper horizontal section and the second lower horizontal section are stated each parallel to the extending direction of the girder pre-erection, and on the upside of in the of second
The top and bottom of horizontal segment and the second lower horizontal section respectively close to the girder pre-erection, the second upper horizontal section
It is coplanar with the first upper horizontal section, and the second upper horizontal section and the first upper horizontal section are located at the groove
Two sides, the second lower horizontal section and the first lower horizontal section are coplanar, and the second lower horizontal section and first
Lower horizontal section is located at the two sides of the groove.
Preferred embodiment as the use of the new type: extension of the ox load plate perpendicular to the girder pre-erection
Direction, the ox load plate are made of rectangular body portion and right-angled trapezium extension；It welds the two sides in the rectangular body portion
More anchoring pegs are connected to, the rectangular body portion and each anchoring peg are embedded in the end of the secondary beam pre-erection
Portion；The right-angled trapezium extension is connected with the outer edge in the rectangular body portion and stretches from the end face of the secondary beam pre-erection
Out, the right angle waist of the right-angled trapezium extension is shelved on the bottom surface steel plate.
Preferred embodiment as the use of the new type: the girder pre-erection is set there are two the groove, and this two
Groove is symmetrical along the central axes of the girder pre-erection；The assembled primary and secondary beam nodes are equipped with two overlappings
Secondary beam, this two overlapping secondary beams are symmetrical along the central axes of the girder pre-erection.
Compared with prior art, the utility model has the following beneficial effects:
First, the utility model, which is used, is shelved on girder pre-erection side for the ox load plate of secondary beam pre-erection end
Shelf type primary-secondary beam connection type on groove, on this basis, the utility model is by by bottom surface steel plate and two blocks of side steel
Plate is fixedly connected to form integrated member, and bottom surface steel plate and two blocks of side steel plates are separately fixed to the bottom surface and two sides of groove
On face, the groove of girder pre-erection can be reinforced, to enhance the shear resistance of primary and secondary beam nodes, to reduce and avoid
The groove generates excessive deformation and the possibility that cracks, be even broken in production and transportation, hoisting process, enables the utility model
It is enough to be suitable for causing overlapping girder to be easy to appear fracture due to the overlapping secondary beam of larger size generates larger shearing to overlapping girder
The case where.
Second, the utility model by the pre-buried two groups of reinforcement distributing bars of girder pre-erection, to primary and secondary beam nodes into
Row is reinforced, and the shear resistance of primary and secondary beam nodes is further enhanced.
Detailed description of the invention
The utility model is described in further detail in the following with reference to the drawings and specific embodiments:
Fig. 1 is the structural schematic diagram of the assembled primary and secondary beam nodes of the utility model；
Fig. 2 is the A-A cross-sectional view of Fig. 1；
Fig. 3 is the B-B cross-sectional view of Fig. 1.
Specific embodiment
As shown in Figure 1 to Figure 3, disclosed by the utility model is a kind of assembled primary and secondary beam nodes for being suitble to larger shearing,
Equipped with overlapping girder 1 and overlapping secondary beam 2, overlapping girder 1 is made of girder pre-erection 11 and the cast-in-place part 12 of girder, overlapping time
Beam 2 is made of secondary beam pre-erection 21 and the cast-in-place part 22 of secondary beam；The side of girder pre-erection 11 and secondary beam pre-erection 21
End face handover, the top position of 11 side of girder pre-erection is equipped with groove 11a, and the bottom surface of groove 11a is fixed with bottom
Face steel plate 31；The end of secondary beam pre-erection 21 is embedded with ox load plate 41, and ox carries on a shoulder pole end face portion of the plate 41 from secondary beam pre-erection 21
Divide and stretch out, and the extension of ox load plate 41 is shelved on bottom surface steel plate 31, the shearing of secondary beam 2 is overlapped by the ox load transmitting of plate 41,
And the pressure of ox load plate 41 is born by bottom surface steel plate 31；The beam gluten 221 of overlapping secondary beam 2 anchors into the cast-in-place part 12 of girder, bottom muscle
And waist muscle and overlapping girder 1 it is connectionless, therefore only Transfer of Shear belongs to hinged joint without transmitting moment of flexure and torque；Girder is existing
The concrete for pouring part 12 and the cast-in-place part 22 of secondary beam fills groove 11a and one-time-concreting molding.
The inventive concept of the utility model are as follows: groove 11a is horizontally extending, and the extending direction of groove 11a is vertical
In the extending direction of girder pre-erection 11, also, the vertical cross-section shape of groove 11a be it is wide at the top and narrow at the bottom trapezoidal, with convenient
The construction of concrete, which is poured, smashes and prevents the crack of groove 11a from spreading.Bottom surface steel plate 31 is fixedly connected with two blocks of side steel plates 32,
To form the integrated member with trapezoidal vertical cross section, also, two blocks of side steel plates 32 are separately fixed at two sides of groove 11a
On face.
To which the utility model, which is used, is shelved on girder pre-erection 11 for the ox load plate 41 of 21 end of secondary beam pre-erection
Shelf type primary-secondary beam connection type on the groove 11a of side, so that overlapping the end position of secondary beam 2 after the completion of primary and secondary beam nodes
It sets and does not have steel corbel outstanding or choose ear, after the completion as cast-type constructional appearance, without the fiber crops of follow-up maintenance and modification
It is tired, meet requirement.
On this basis, the utility model is by being fixedly connected to form entirety for bottom surface steel plate 31 and two blocks of side steel plates 32
Component, and bottom surface steel plate 31 and two blocks of side steel plates 32 are separately fixed on the bottom surface and two sides of groove 11a, it can be right
The groove 11a of girder pre-erection 11 is reinforced, to enhance the shear resistance of primary and secondary beam nodes, with reduce and avoid production and
Transport, groove 11a generates excessive deformation and the possibility that cracks, be even broken in hoisting process, enables the utility model
Suitable for causing overlapping girder 1 to be easy to appear fracture because 2 pairs of overlapping girders 1 of overlapping secondary beam of larger size generate larger shearing
The case where.
On the basis of the design of above-mentioned utility model, the utility model uses following preferred structure:
Preferred embodiment as the use of the new type: the mode that bottom surface steel plate 31 is fixedly connected with the bottom surface of groove 11a,
And the mode that side steel plate 32 is fixedly connected with the side of groove 11a, are as follows: the lateral surface of bottom surface steel plate 31 and side steel plate 32
More anchor bars 33 are welded with, anchor bar 33 is embedded in girder pre-erection 11.
Preferred embodiment as the use of the new type: the mode that bottom surface steel plate 31 is fixedly connected with two blocks of side steel plates 32
Are as follows: bottom surface steel plate 31 and two blocks of side steel plates 32 are welded to connect, alternatively, bottom surface steel plate 31 and two blocks of side steel plates 32 it is integrated at
Type.
Preferred embodiment as the use of the new type: girder pre-erection 11 is embedded with two groups of reinforcement distributing bars 5, should
Two groups of reinforcement distributing bars 5 are symmetrical along the central axes of girder pre-erection 11, and wherein one group of reinforcement distributing bar 5 from recessed
The lower section of slot 11a passes through.To be reinforced to primary and secondary beam nodes, further enhance the shear resistance of primary and secondary beam nodes.
Preferred embodiment as the use of the new type: each group of reinforcement distributing bar 5 contains the first reinforcing rib 51, should
First reinforcing rib 51 is sequentially connected and is formed by the first upper horizontal section 511, the first tilting section 512 and the first lower horizontal section 513,
And first reinforcing rib 51 is located on a perpendicular；First upper horizontal section 511 and the first lower horizontal section 513 are parallel
In the extending direction of girder pre-erection 11, and the first upper horizontal section 511 and the first lower horizontal section 513 are respectively close to girder
The top and bottom of pre-erection 11；Also, wherein the first tilting section 512 of one group of reinforcement distributing bar 5 from groove 11a just
Lower section passes through.
Preferred embodiment as the use of the new type: each group of reinforcement distributing bar 5 also contains the second reinforcing rib 52,
Second reinforcing rib 52 is sequentially connected group by the second upper horizontal section 521, the second tilting section 522 and the second lower horizontal section 523
At, and second reinforcing rib 52 is located on a perpendicular, and the perpendicular where second reinforcing rib 52 is located at groove
The inside of 11a；The extension side of second upper horizontal section 521 and the second lower horizontal section 523 each parallel to girder pre-erection 11
To, and the second upper horizontal section 521 and the second lower horizontal section 523 be respectively close to the top and bottom of girder pre-erection 11,
Second upper horizontal section 521 and the first upper horizontal section 511 are coplanar, and the second upper horizontal section 521 and the first upper horizontal section
511 are located at the two sides of groove 11a, and the second lower horizontal section 523 and the first lower horizontal section 513 are coplanar, and the second downside
Horizontal segment 523 and the first lower horizontal section 513 are located at the two sides of groove 11a.
Preferred embodiment as the use of the new type: ox carry on a shoulder pole plate 41 perpendicular to girder pre-erection 11 extending direction,
Ox load plate 41 is made of rectangular body portion 411 and right-angled trapezium extension 412；The two sides in rectangular body portion 411 are welded with
More anchoring pegs 42, rectangular body portion 411 and Ge Gen anchoring peg 42 are embedded in the end of secondary beam pre-erection 21；Right angle ladder
Shape extension 412 is connected with the outer edge in rectangular body portion 411 and stretches out from the end face of secondary beam pre-erection 21, and right-angled trapezium is stretched
The right angle waist in portion 412 is shelved on bottom surface steel plate 31 out.
Preferred embodiment as the use of the new type: girder pre-erection 11 is set there are two the groove 11a, and this two
Groove 11a is symmetrical along the central axes of girder pre-erection 11；Assembled primary and secondary beam nodes are equipped with two overlapping secondary beams (2),
This two overlapping secondary beams 2 are symmetrical along the central axes of girder pre-erection 11.
The utility model is not limited to above-mentioned specific embodiment, according to above content, according to the ordinary skill of this field
Knowledge and customary means, under the premise of not departing from the utility model above-mentioned basic fundamental thought, the utility model can also be made
Equivalent modifications, replacement or the change of other diversified forms, all fall among the protection scope of the utility model.
Claims (8)
1. a kind of assembled primary and secondary beam nodes for being suitble to larger shearing are equipped with overlapping girder (1) and overlapping secondary beam (2), described folded
It closes girder (1) to be made of girder pre-erection (11) and the cast-in-place part of girder (12), the overlapping secondary beam (2) is by secondary beam prefabricated portion
Divide (21) and the cast-in-place part of secondary beam (22) composition；The side of the girder pre-erection (11) and the secondary beam pre-erection (21)
End face handover, the top position of girder pre-erection (11) side is equipped with groove (11a), and the bottom of the groove (11a)
Face is fixed with bottom surface steel plate (31)；The end of the secondary beam pre-erection (21) is embedded with ox load plate (41), and the ox carries on a shoulder pole plate
(41) stretched out from the end face part of the secondary beam pre-erection (21), and the extension of ox load plate (41) be shelved on it is described
On bottom surface steel plate (31)；The beam gluten (221) of overlapping secondary beam (2) anchors into the cast-in-place part of the girder (12), the girder
The concrete of cast-in-place part (12) and the cast-in-place part of secondary beam (22) fills the groove (11a) and one-time-concreting molding；Its feature
Be: the groove (11a) is horizontally extending, and the groove (11a) to extend perpendicularly to the girder prefabricated
The partially extending direction of (11), also, the vertical cross-section shape of the groove (11a) is wide at the top and narrow at the bottom trapezoidal；The bottom surface
Steel plate (31) is fixedly connected with two pieces of side steel plates (32), to form the integrated member with trapezoidal vertical cross section, also, it is described
Two pieces of side steel plates (32) are separately fixed on two sides of the groove (11a).
2. being suitble to the assembled primary and secondary beam nodes of larger shearing according to claim 1, it is characterised in that: the bottom surface steel plate
(31) mode and the side steel plate (32) being fixedly connected with the bottom surface of the groove (11a) and the groove (11a)
The mode that side is fixedly connected, are as follows: the lateral surface of the bottom surface steel plate (31) and side steel plate (32) is welded with more anchorings
Reinforcing bar (33), the anchor bar (33) are embedded in the girder pre-erection (11).
3. being suitble to the assembled primary and secondary beam nodes of larger shearing according to claim 2, it is characterised in that: the bottom surface steel plate
(31) mode being fixedly connected with two blocks of side steel plates (32) are as follows: the bottom surface steel plate (31) and two blocks of side steel plates
(32) it is welded to connect, alternatively, the bottom surface steel plate (31) and two blocks of side steel plates (32) are integrally formed.
4. according to claim 1 to the assembled primary and secondary beam nodes for being suitble to larger shearing described in 3 any one, it is characterised in that:
The girder pre-erection (11) is embedded with two groups of reinforcement distributing bars (5), and two groups of reinforcement distributing bars (5) are along the girder
The central axes of pre-erection (11) are symmetrical, and wherein reinforce distributing bar (5) under the groove (11a) described in one group
Side passes through.
5. being suitble to the assembled primary and secondary beam nodes of larger shearing according to claim 4, it is characterised in that: add described in each group
Competent structure reinforcing bar (5) contains the first reinforcing rib (51), and first reinforcing rib (51) is by the first upper horizontal section (511), first
Tilting section (512) and the first lower horizontal section (513) are sequentially connected composition, and first reinforcing rib (51) is located at one and puts down vertically
On face；The first upper horizontal section (511) and the first lower horizontal section (513) are each parallel to the girder pre-erection (11)
Extending direction, and the first upper horizontal section (511) and the first lower horizontal section (513) are prefabricated respectively close to the girder
The partially top and bottom of (11)；Also, wherein reinforce first tilting section (512) of distributing bar (5) described in one group from described
The underface of groove (11a) passes through.
6. being suitble to the assembled primary and secondary beam nodes of larger shearing according to claim 5, it is characterised in that: add described in each group
Competent structure reinforcing bar (5) also contains the second reinforcing rib (52), and second reinforcing rib (52) is by the second upper horizontal section (521), the
Two tilting sections (522) and the second lower horizontal section (523) are sequentially connected composition, and second reinforcing rib (52) is located at one vertically
In plane, and the perpendicular where second reinforcing rib (52) is located at the inside of the groove (11a)；Second upside water
Flat section (521) and the second lower horizontal section (523) each parallel to the girder pre-erection (11) extending direction, and on second
The top and bottom of side horizontal segment (521) and the second lower horizontal section (523) respectively close to the girder pre-erection (11), institute
It states the second upper horizontal section (521) and the first upper horizontal section (511) is coplanar, and the second upper horizontal section (521)
The two sides of the groove (11a), the second lower horizontal section (523) and institute are located at the first upper horizontal section (511)
It is coplanar to state the first lower horizontal section (513), and the second lower horizontal section (523) and the first lower horizontal section (513) are respectively
Positioned at the two sides of the groove (11a).
7. according to claim 1 to the assembled primary and secondary beam nodes for being suitble to larger shearing described in 3 any one, it is characterised in that:
Ox load plate (41) is perpendicular to the extending direction of the girder pre-erection (11), and ox load plate (41) is by rectangle master
Body portion (411) and right-angled trapezium extension (412) are constituted；The two sides of the rectangular body portion (411) are welded with more anchors
Gu peg (42), the rectangular body portion (411) and each anchoring peg (42) are embedded in the secondary beam pre-erection
(21) end；The right-angled trapezium extension (412) is connected with the outer edge of the rectangular body portion (411) and from described time
The end face of beam prefabricated part (21) is stretched out, and the right angle waist of the right-angled trapezium extension (412) is shelved on the bottom surface steel plate
(31) on.
8. according to claim 1 to the assembled primary and secondary beam nodes for being suitble to larger shearing described in 3 any one, it is characterised in that:
The girder pre-erection (11) sets there are two the groove (11a), and two grooves (11a) are along the girder pre-erection
(11) central axes are symmetrical；The assembled primary and secondary beam nodes are equipped with two overlapping secondary beams (2), this two overlappings
Secondary beam (2) is symmetrical along the central axes of the girder pre-erection (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820850722.XU CN208415494U (en) | 2018-06-01 | 2018-06-01 | A kind of assembled primary and secondary beam nodes being suitble to larger shearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820850722.XU CN208415494U (en) | 2018-06-01 | 2018-06-01 | A kind of assembled primary and secondary beam nodes being suitble to larger shearing |
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| CN208415494U true CN208415494U (en) | 2019-01-22 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110042932A (en) * | 2019-05-27 | 2019-07-23 | 中国建筑科学研究院有限公司 | Connecting joint of double T-shaped plates and beam and connecting method thereof |
| CN110847355A (en) * | 2019-12-11 | 2020-02-28 | 山东海龙建筑科技有限公司 | Novel efficient mounting node assembly integral beam column and production design method thereof |
-
2018
- 2018-06-01 CN CN201820850722.XU patent/CN208415494U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110042932A (en) * | 2019-05-27 | 2019-07-23 | 中国建筑科学研究院有限公司 | Connecting joint of double T-shaped plates and beam and connecting method thereof |
| CN110847355A (en) * | 2019-12-11 | 2020-02-28 | 山东海龙建筑科技有限公司 | Novel efficient mounting node assembly integral beam column and production design method thereof |
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