CN212802271U - Steel column-concrete beam assembled connecting joint with sleeve - Google Patents
Steel column-concrete beam assembled connecting joint with sleeve Download PDFInfo
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- CN212802271U CN212802271U CN202021448611.XU CN202021448611U CN212802271U CN 212802271 U CN212802271 U CN 212802271U CN 202021448611 U CN202021448611 U CN 202021448611U CN 212802271 U CN212802271 U CN 212802271U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 116
- 239000010959 steel Substances 0.000 title claims abstract description 116
- 239000004567 concrete Substances 0.000 title claims abstract description 59
- 239000011178 precast concrete Substances 0.000 claims abstract description 36
- 230000000149 penetrating effect Effects 0.000 claims abstract 2
- 238000011065 in-situ storage Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 16
- 210000003205 muscle Anatomy 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 5
- 238000011161 development Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The utility model provides a steel column-concrete beam assembled connected node with a sleeve, belonging to the technical field of engineering structure earthquake resistance, comprising an outer sleeve, U-shaped steel, angle steel, a steel column, a post-cast concrete beam and a precast concrete beam; the outer sleeve is fixedly sleeved on the node area of the steel column; the U-shaped steel is fixedly connected with the outer sleeve, one end of the post-cast concrete beam is arranged in the U-shaped steel, and the other end of the post-cast concrete beam is connected with the precast concrete beam through an end plate; the angle steel is arranged in the post-cast concrete beam; the angle steel comprises an upper angle steel and a lower angle steel, and the upper angle steel and the lower angle steel are welded on the outer wall of the outer cylinder; the precast concrete beam is provided with a longitudinal bar in a penetrating manner, the longitudinal bar comprises an upper longitudinal bar and a lower longitudinal bar, the upper longitudinal bar and the lower longitudinal bar penetrate through the end plate, extend into the post-cast concrete beam and are respectively connected with upper angle steel and lower angle steel. The utility model discloses an assembled connection has saved the building site cast in situ time, helps the reduction of erection time.
Description
Technical Field
The utility model relates to an engineering structure antidetonation technical field, concretely relates to steel column-concrete beam assembled connected node with cover barrel.
Background
In the building industry of China, particularly the housing industry, cast-in-place construction on site is still the most widely applied production mode at the present stage. However, this production method has many problems: firstly, the house is roughly designed and built, the consumption of materials and energy is high, the technological progress is low in the contribution rate of the development of the house industry, the production efficiency is low, and the difference is large compared with the developed countries abroad; secondly, the popularization and development of the residential technology are single, the integration and integration of the technology are insufficient, a complete building system is not formed, and the corresponding technology and related specifications are lacked. In addition, the formation of standardized and generalized systems of residences in China is slow due to low industrialization level, low scale and serialization of production systems, poor commercial compatibility of the residences and the like. Due to the defects, the production mode at the present stage cannot meet the requirements of sustainable development construction, so that the residential industry in China needs to change the development mode urgently.
The assembled structure is used as a key point in the future residential industry upgrading, and the problems can be effectively solved. The assembly type structure can effectively reduce on-site concrete pouring, save construction processes such as on-site reinforcement bar binding, template building and dismantling and the like, save construction time, reduce consumption of materials and energy and greatly liberate labor force; when later stage building demolishs, also can be with the concentrated processing of the component that dismantles, reduce the production of building rubbish, help the cyclic utilization of material. The assembled building is also popularized vigorously by the government of China in recent years, and related documents and development targets of the assembled building in the next 10 years are promoted, so that the assembled structure has a very wide market prospect and is expected to be popularized vigorously.
The core part of the assembly structure is a beam-column connecting node, and the construction mode and the anti-seismic performance of the connecting node not only influence the construction efficiency of the assembly structure, but also directly determine the overall anti-seismic performance of the frame structure. To date, researchers at home and abroad have made little research on fabricated nodes. At present, the node faces a plurality of problems in the design and construction process: the node design is simple, the later construction is facilitated, but the bearing capacity and the safety of the structure are influenced; the complex design can cause the trouble of later-period construction and prolong the construction period.
Therefore, the utility model provides a new steel column-concrete beam assembled connected node with cover barrel.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model aims to provide a steel column-concrete beam assembled connected node with sleeve that can save the cast-in-place time, strengthen, realize moving outward of plasticity hinge to the node core space that destroys easily.
In order to achieve the above purpose, the utility model provides the following technical scheme.
A steel column-concrete beam assembled connecting node with sleeves comprises outer sleeves, U-shaped steel, angle steel, a steel column, a post-cast concrete beam and a precast concrete beam;
the outer wall of the outer sleeve is provided with a node, and the outer sleeve is fixedly sleeved on the node of the steel column; the U-shaped steel is fixedly connected with the outer wall of one side of the outer sleeve, one end of the post-cast concrete beam is arranged in the U-shaped steel, and the other end of the post-cast concrete beam is connected with the precast concrete beam through an end plate;
the angle steel is arranged in the post-cast concrete beam; the angle steel comprises an upper angle steel and a lower angle steel, and the upper angle steel and the lower angle steel are welded on the outer wall of the outer barrel; the precast concrete roof beam runs through and is provided with indulges the muscle, it includes that upper portion indulges the muscle and the muscle is indulged to the lower part, the muscle is indulged on upper portion and the muscle is indulged to the lower part and is passed the end plate stretches into post-cast concrete roof beam, and respectively with upper portion angle steel and lower part angle steel are connected.
Preferably, the end plate has seted up upper portion round hole and lower part round hole in the position that corresponds the muscle of indulging, be provided with the anchor rod on the contact surface of end plate and precast concrete roof beam, many the anchor rod sets up in the precast concrete roof beam.
Preferably, the anchor bars comprise an upper anchor bar and a lower anchor bar, and hooks are arranged at the tail ends of the upper anchor bar and the lower anchor bar.
Preferably, a plurality of stirrups are arranged in the precast concrete beam.
The utility model discloses beneficial effect:
1. the utility model discloses set up the square steel outer sleeve in steel column node core region, strengthened the steel column, under the earthquake action, make the post destroy to take place after the roof beam destroys, follow the design rule of "strong post weak beam".
2. The utility model discloses set up U shaped steel component, not only play the effect of connecting steel column and roof beam, strengthened the roof beam end that takes place the destruction easily moreover, made things convenient for pouring of later stage concrete.
3. The utility model is provided with an angle steel component which works together with the beam longitudinal bar to play the roles of connecting the steel column, post-cast concrete beam and precast concrete beam; the U-shaped steel and the U-shaped steel work together to reinforce the beam end and realize outward movement of the plastic hinge.
4. The utility model is provided with the end plate component to connect the precast concrete beam and the U-shaped steel; the end plate component is provided with a plurality of anchor bars with hooks, and the connection between the end plate and the precast concrete beam can be enhanced under the action of earthquake.
5. The utility model discloses set up the roof beam upper and lower part and indulge the muscle, indulge the muscle and run through whole root roof beam, play the effect of connecting the steel column, post-cast concrete roof beam, precast concrete roof beam, and with the wholeness ability of stirrup combined action reinforcing beam.
The present invention will be further described with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is an overall structural view of a steel column-concrete beam fabricated connecting joint with a sleeve according to an embodiment of the present invention;
FIG. 2 is an outer sleeve construction view of a steel column-concrete beam fabricated joint with a sleeve according to an embodiment of the present invention;
fig. 3 is a U-shaped steel structure view of a steel column-concrete beam fabricated connecting node with a sleeve according to an embodiment of the present invention;
fig. 4 is a rear pouring concrete beam structure view of a steel column-concrete beam fabricated connecting joint with a sleeve according to an embodiment of the present invention;
fig. 5 is an angle steel structure view of a steel column-concrete beam fabricated connecting node with a sleeve according to an embodiment of the present invention;
fig. 6 is an end plate structure view of a steel column-concrete beam fabricated connecting node with a sleeve according to an embodiment of the present invention;
fig. 7 is the precast concrete beam structure of steel column-concrete beam assembled connected node with cover barrel of the embodiment of the present invention.
In the figure: 1-outer sleeve, 2-U-shaped steel, 3-angle steel, 301-upper angle steel, 302-lower angle steel, 4-steel column, 5-post-cast concrete beam, 6-precast concrete beam, 7-end plate, 701-end plate upper circular hole, 702-end plate lower circular hole, 8-anchor bar, 801-upper anchor bar, 802-lower anchor bar, 9-longitudinal bar, 901-upper longitudinal bar, 902-lower longitudinal bar, and 10-stirrup.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Examples
Specifically, referring to fig. 1, the steel column-concrete beam fabricated connecting joint with sleeves comprises a steel column 4, a post-cast concrete beam 5 and a precast concrete beam 6; the outer sleeve 1 is arranged in a core area of a steel column 4 node and used for being connected with a beam, the U-shaped steel 2 is arranged outside the post-cast concrete beam 5, the function of connecting the steel column 4 and the beam (the post-cast concrete beam 5/the precast concrete beam 6) is achieved, the post-cast concrete beam 5 can be reinforced, the damage position of the beam is moved outwards, and the core area of the node is prevented from being damaged; the angle steel 3 is arranged on the outer wall of the outer sleeve 1 and is arranged in the post-cast concrete beam 5 to be connected with the beam longitudinal bar 9, the upper angle steel 301 is connected with the upper longitudinal bar 901, and the lower angle steel 302 is connected with the lower longitudinal bar 902; in addition, an end plate 7 is arranged at the junction of the post-cast concrete beam 5 and the precast concrete beam 6 for connecting the two components, and an anchor bar 8 (an upper anchor bar 801/a lower anchor bar 802) is arranged at the connecting side of the end plate 7 and the precast concrete beam 6 for strengthening the connection.
Particularly, see fig. 2, in order to realize the connection of post-cast concrete roof beam 5, precast concrete roof beam 6 and steel column 4 and strengthen column node core space simultaneously, the utility model discloses set up a square steel outer sleeve 1 in steel column 4 node core space, accord with the design rule of "strong post weak beam" in the standard, avoided seismic action under the node post take place earlier and destroy, be favorable to the antidetonation and the safety of structure.
Particularly, see fig. 3, U shaped steel 2 mainly plays the connection effect and strengthens the effect to post-cast concrete roof beam 5, because in the house frame construction, receive the earthquake effect when being close to the regional beam-ends of node core and take place to destroy easily, consequently the utility model discloses post-cast concrete roof beam has set up U shaped steel outward, and the existence of this component has also made things convenient for pouring of later stage concrete.
Specifically, referring to fig. 4, the post-cast concrete beam 5 arranged in the U-shaped steel 2 not only can increase the strength and stability of the beam end, but also can strengthen the connection between the angle steel 3 and the beam longitudinal bars 9, thereby contributing to the improvement of the seismic performance of the node; the construction mode of the post-cast concrete beam 5 is determined by the U-shaped steel, the angle steel 3, the beam longitudinal bar 8 and the like to be cast-in-situ on a construction site.
Specifically, referring to fig. 5, the angle steel 3 includes an upper angle steel 301 and a lower angle steel 302, the long sides of the angle steels 301 and 302 are respectively connected with the beam upper longitudinal rib 901 and the beam lower longitudinal rib 902 at corresponding positions, the short sides of the angle steels 301 and 302 are respectively connected with the outer sleeve 1, and the existence of the angle steel 3 not only plays a role of connecting a beam column, but also improves the strength, shear resistance and bending resistance of the beam end in the node core area, and is beneficial to realizing outward movement of the beam end plastic hinge.
Specifically, referring to fig. 6, circular holes are formed in the end plate 7 at positions corresponding to the upper longitudinal rib 901 and the lower longitudinal rib 902 to facilitate the penetration of the longitudinal ribs, where the circular hole in the upper part of the end plate is 701, and the circular hole in the lower part of the end plate is 702; in addition, the upper anchor bars 801 and the lower anchor bars 802 are arranged on one side of the end plate 7 and used for enhancing the connection between the end plate 7 and the precast concrete beam 6, the joint of the end plate and the precast concrete beam is prevented from being separated and dislocated to generate large gaps to influence the anti-seismic performance of the node, and the bending resistance and the shearing resistance of the precast concrete beam 6 are improved due to the existence of the anchor bars 8.
Specifically, referring to fig. 7, the precast concrete beam 6 further includes an end plate 7, a plurality of anchor bars 8, a plurality of longitudinal bars 9, and a plurality of stirrups 10; the anchor bars 8 comprise upper anchor bars 801 and lower anchor bars 802, and the longitudinal bars 9 comprise upper longitudinal bars 901 and lower longitudinal bars 902; wherein, the anchor bars 8 mainly play the roles of connection, shearing resistance and bending resistance; the exposed parts of the longitudinal bars 9 are used for being connected with the angle steel 3 and the post-cast concrete beam 5, and therefore the overall performance of the node is enhanced.
The utility model discloses: the steel column-concrete beam assembled connecting node with the sleeve is suitable for modern house buildings, construction time of a construction site can be saved, and anti-seismic performance and structural safety of a beam end plastic hinge outward-moving lifting node can be achieved.
The utility model discloses: the utility model provides a steel column-concrete beam assembled connected node with cover barrel, concrete working process as follows:
(1) when an earthquake occurs, the node steel column 4 is influenced to shake left and right to generate lateral force and deformation, and then the outer sleeve 1 on the steel column 4 transmits acting force to the U-shaped steel 2 and the angle steel 3;
(2) the upper angle steel 301 and the lower angle steel 302 in the angle steel 3 receive acting force from the outer sleeve 1 and transmit the acting force to the post-cast concrete beam through an upper longitudinal bar 901 and a lower longitudinal bar 902 connected with the upper angle steel and the lower angle steel; the U-shaped steel 2 is further transmitted to the end plate 7 and is deformed to a certain degree;
(3) the acting force in the longitudinal ribs 9 is transmitted to the post-cast concrete beam and then is continuously transmitted to the precast concrete beam, the end plate 7 receives the acting force and then is transmitted to the precast concrete beam through the upper anchor bars 801 and the lower anchor bars 802, namely, the steel column 4 transmits the acting force to the post-cast concrete beam 5 and the U-shaped steel 2, and the acting force is sequentially transmitted to the precast concrete beam through the anchor bars 8 and the longitudinal ribs 9 in the end plate 7, so that the precast concrete beam 6 is deformed; and the stirrups 10 start to play a role when the precast concrete beam deforms, so that the precast concrete beam 6 is prevented from excessively deforming.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (4)
1. A steel column-concrete beam assembled connecting joint with sleeves is characterized by comprising an outer sleeve (1), U-shaped steel (2), angle steel (3), a steel column (4), a post-cast concrete beam (5) and a precast concrete beam (6);
the outer wall of the outer sleeve (1) is provided with nodes, and the outer sleeve (1) is fixedly sleeved on the nodes of the steel column (4); the U-shaped steel (2) is fixedly connected with the outer wall of one side of the outer sleeve (1), one end of the post-cast concrete beam (5) is arranged in the U-shaped steel (2), and the other end of the post-cast concrete beam is connected with the precast concrete beam (6) through an end plate (7);
the angle steel (3) is arranged in the post-cast concrete beam (5); the angle steel (3) comprises an upper angle steel (301) and a lower angle steel (302), and the upper angle steel and the lower angle steel are welded on the outer wall of the outer sleeve (1); the precast concrete beam (6) is provided with longitudinal bars (9) in a penetrating mode, the longitudinal bars (9) comprise upper longitudinal bars (901) and lower longitudinal bars (902), and the upper longitudinal bars (901) and the lower longitudinal bars (902) penetrate through the end plates (7), extend into the post-cast concrete beam (5) and are connected with the upper angle steel (301) and the lower angle steel (302) respectively.
2. The steel column-concrete beam fabricated connecting joint with sleeves as claimed in claim 1, wherein the end plate (7) is provided with an upper circular hole (701) and a lower circular hole (702) at positions corresponding to the longitudinal ribs (9), the contact surface of the end plate (7) and the precast concrete beam (6) is provided with anchor bars (8), and a plurality of anchor bars (8) are arranged in the precast concrete beam (6).
3. 3-steel column-concrete beam fabricated connecting node with sleeves according to claim 2, characterized in that the anchor bars (8) comprise upper anchor bars (801) and lower anchor bars (802), the ends of which are provided with hooks.
4. Steel column-concrete beam fabricated connecting joint with sleeves according to claim 1, characterized in that a plurality of stirrups (10) are provided in the precast concrete beam (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021448611.XU CN212802271U (en) | 2020-07-21 | 2020-07-21 | Steel column-concrete beam assembled connecting joint with sleeve |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021448611.XU CN212802271U (en) | 2020-07-21 | 2020-07-21 | Steel column-concrete beam assembled connecting joint with sleeve |
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| CN212802271U true CN212802271U (en) | 2021-03-26 |
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| CN202021448611.XU Active CN212802271U (en) | 2020-07-21 | 2020-07-21 | Steel column-concrete beam assembled connecting joint with sleeve |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115653098A (en) * | 2022-11-10 | 2023-01-31 | 海南大学 | Assembled reinforced concrete beam-column connecting structure and construction method thereof |
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2020
- 2020-07-21 CN CN202021448611.XU patent/CN212802271U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115653098A (en) * | 2022-11-10 | 2023-01-31 | 海南大学 | Assembled reinforced concrete beam-column connecting structure and construction method thereof |
| CN115653098B (en) * | 2022-11-10 | 2023-08-08 | 海南大学 | Assembled reinforced concrete beam-column connection structure and construction method thereof |
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Effective date of registration: 20240131 Address after: 710000 room 1712, 17 / F, unit B, building 1, zone I, Xisan changfengyuan, Yanta District, Xi'an City, Shaanxi Province Patentee after: Shaanxi Liren Construction Engineering Co.,Ltd. Country or region after: China Address before: 710061 middle section of south 2nd Ring Road, Xi'an, Shaanxi Patentee before: CHANG'AN University Country or region before: China |