Fabricated reinforced concrete beam-column connecting structure

Abstract

The utility model provides a fabricated reinforced concrete beam column connecting structure, and belongs to the technical field of buildings. The fabricated reinforced concrete beam-column connecting structure comprises a concrete column and a concrete beam. The concrete column is provided with a mounting insertion hole, a fixing groove and a grouting channel, the fixing groove is formed in the side wall of the mounting insertion hole, and the grouting channel communicates with the fixing groove and the outer vertical face of the concrete column and is used for conveying mortar to the fixing groove through the grouting channel; the concrete beam is used for being inserted into the mounting insertion hole, a fixing hole capable of being aligned with the fixing groove is formed in the concrete beam, and the fixing hole and the fixing groove can receive mortar conveyed by the grouting channel so that a mortar clamping block can be formed between the fixing groove and the fixing hole. The fabricated reinforced concrete beam column connecting structure has the advantages of being high in connecting strength, easy and convenient to construct, good in anti-seismic property, reliable in quality and high in adaptability.

Description

TECHNICAL FIELD

[0001] The utility model relates to building technology field especially relates to a fabricated reinforced concrete beam column connecting structure. BACKGROUND

[0002] In the traditional reinforced concrete building structure, beam column connection usually adopts the cast-in-place mode, that is, the reinforcement of the beam and column is bound and tied in the construction site, and the concrete is poured to form a whole. However, this method has many problems: on the one hand, the construction environment is complex, and is greatly affected by weather, personnel operation level and other factors, which makes it difficult to guarantee the construction quality, and easily causes problems such as reinforcement misplacement and non-dense concrete pouring, thereby affecting the safety and durability of the structure; on the other hand, cast-in-place construction needs a large amount of formwork support, the construction period is long, the labor intensity is large, and a large amount of construction waste is generated, which pollutes the environment to a certain extent.

[0003] With the rise of prefabricated buildings, prefabricated reinforced concrete beam column connecting structures have emerged. Prefabricated buildings complete the prefabrication of part or all components in the factory, and then transport them to the construction site, and assemble and install them through reliable connecting methods. This construction method has the advantages of fast construction speed, easy quality control and environmental protection. However, the existing prefabricated beam column connecting structures on the market still have some deficiencies. For example, the connection strength of some connecting structures is not enough, which cannot meet the high requirements of high-rise buildings or large-span structures on beam column connection; the construction process of some connecting structures is relatively complex, and a large amount of welding or grouting operation needs to be carried out on the construction site, which not only increases the construction difficulty and cost, but also may cause the connection quality to decrease due to improper operation; some connecting structures have poor seismic performance and are easily damaged under the action of earthquakes and other natural disasters, which affects the overall stability of the building.

[0004] Therefore, how to design a prefabricated reinforced concrete beam column connecting structure with high connection strength, simple construction, good seismic performance and reliable quality is a technical problem to be solved in the current building field. SUMMARY

[0005] In view of the above technical problems, the utility model provides a prefabricated reinforced concrete beam column connecting structure, which has the advantages of high connection strength, simple construction, good seismic performance, reliable quality and adaptability.

[0006] In order to achieve the above purpose, the technical scheme of the utility model is as follows:

[0007] A prefabricated reinforced concrete beam column connecting structure comprises:

[0008] The concrete column is provided with a mounting socket, a fixing groove and a grouting channel, the fixing groove is arranged on the side wall of the mounting socket, and the grouting channel is communicated with the fixing groove and the outer facade of the concrete column and is used for conveying mortar to the fixing groove through the grouting channel;

[0009] The concrete beam is used for being inserted into the mounting socket, the concrete beam is provided with a fixing hole which can be aligned with the fixing groove, and the fixing hole and the fixing groove are used for receiving the mortar conveyed by the grouting channel to form a mortar check.

[0010] The assembled reinforced concrete beam-column connecting structure provided by the utility model is characterized in that a concrete beam is inserted into a mounting socket of a concrete column, a fixing groove and a fixing hole are used for receiving mortar conveyed by a grouting channel to form a mortar check, this structure is similar to the combination of a mortise-tenon structure and mortar filling, so that the beam and the column not only have a mechanical embedding effect but also have the integrity after mortar filling, the shear capacity and the tensile capacity of the connecting part are greatly enhanced, the internal force between the beam and the column can be effectively transmitted, and the overall stability of the structure is ensured.

[0011] Further, the fixing groove comprises a first fixing groove and a second fixing groove, the first fixing groove and the second fixing groove are arranged on opposite sides of the mounting socket respectively, and the fixing hole is used for being arranged between the first fixing groove and the second fixing groove.

[0012] Further, the grouting channel comprises a first grouting channel and a second grouting channel, the first grouting channel is used for connecting the first fixing groove, and the second grouting channel is used for connecting the second fixing groove.

[0013] Further, the number of the fixing groove and the fixing hole is multiple, the fixing grooves are spaced along the length extension direction of the mounting socket, and each fixing groove can be aligned with the corresponding fixing hole.

[0014] Further, the number of the fixing groove and the fixing hole is two groups, the fixing grooves are arranged in a width extension direction of the mounting socket, and each fixing groove can be aligned with the corresponding fixing hole.

[0015] Further, the concrete column is further provided with a connecting channel, which is communicated with the two fixing grooves.

[0016] Further, a supporting assembly is detachably arranged on the concrete column, and the supporting assembly is used for supporting the concrete beam.

[0017] Further, the supporting assembly comprises an integrally-formed connecting plate and a supporting bracket, the connecting plate is provided with a connecting socket which is aligned with the mounting socket, the connecting socket is arranged above the supporting bracket, and the concrete beam is arranged through the connecting socket and the mounting socket in sequence so that the supporting bracket supports the concrete beam.

[0018] Further, the concrete column is provided with a plurality of connecting screws, the connecting plate and the supporting bracket are both provided with a plurality of connecting through holes, and the plurality of connecting screws are arranged in the corresponding plurality of connecting through holes in sequence so that the plurality of connecting screws are threadedly connected with nuts.

[0019] Further, the supporting bracket is further provided with a first vertical connecting hole, the concrete beam is provided with a second vertical connecting hole, and the first vertical connecting hole corresponds to the second vertical connecting hole so that a threaded connecting piece is arranged through the first vertical connecting hole and the second vertical connecting hole in sequence.

[0020] The utility model discloses the beneficial effects of the following:

[0021] 1. The prefabricated reinforced concrete beam-column connecting structure, the concrete beam is inserted into the mounting socket of the concrete column, the fixing groove and the fixing hole can receive the mortar transported by the grouting channel to form a mortar clamping block, and the structure is similar to the combination of the mortise-tenon structure and the mortar filling, so that the beam and the column not only have a mechanical embedding effect, but also have the integrity after the mortar filling, the shear capacity and the tensile capacity of the connecting part are greatly enhanced, the internal force between the beam and the column can be effectively transmitted, and the overall stability of the structure is ensured.

[0022] 2. The beam and the column are connected by the mortar clamping block, and the connection between the beam and the column has a certain flexibility, under the action of external forces such as earthquakes, the energy can be dissipated through the deformation of the mortar clamping block, the impact of the earthquake force on the structure is reduced, and the anti-seismic performance of the structure is improved.

[0023] 3. The beam-column connecting structure of the utility model adopts a prefabricated component assembly mode, the concrete column and the concrete beam are prefabricated in a factory, and only need to be inserted and grouted on the site, without complex on-site welding or a large number of steel binding, so that the construction process is greatly simplified, the construction period is shortened, and the construction cost is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0024] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings described below are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.

[0025] Figure 1 The exploded structural schematic view of the present application is provided.

[0026] Figure 2 The assembly section structural schematic view of the present application is provided.

[0027] Figure 3 The Figure 2 The enlarged structural schematic view of the A area in the middle.

[0028] In the drawings: 100, concrete column; 110, mounting jack; 120, fixed groove; 121, first fixed groove; 122, second fixed groove; 130, grouting channel; 131, first grouting channel; 132, second grouting channel; 140, connecting channel; 200, concrete beam; 210, fixed hole; 220, connecting screw; 230, second vertical connecting hole; 300, supporting assembly; 310, connecting plate; 311, connecting jack; 312, connecting through hole; 320, supporting bracket; 321, first vertical connecting hole. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only some embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the present application.

[0030] As Figure 1 and Figure 2As shown in the embodiment 1 of the utility model, the prefabricated reinforced concrete beam-column connecting structure comprises a concrete column 100 and a concrete beam 200. The concrete column 100 is provided with a mounting socket 110, a fixing groove 120 and a grouting channel 130. The fixing groove 120 is arranged on the side wall of the mounting socket 110. The grouting channel 130 is communicated with the fixing groove 120 and the outer facade of the concrete column 100, so that the mortar can be delivered to the fixing groove 120 through the grouting channel 130. The concrete beam 200 is used for being inserted into the mounting socket 110. The concrete beam 200 is provided with a fixing hole 210 which can be aligned with the fixing groove 120. The fixing hole 210 and the fixing groove 120 are both used for receiving the mortar delivered by the grouting channel 130, so as to form a mortar clamping block between the fixing groove 120 and the fixing hole 210.

[0031] As can be seen from the above, the prefabricated reinforced concrete beam-column connecting structure provided by the utility model is characterized in that the concrete beam 200 is inserted into the mounting socket 110 of the concrete column 100. The fixing groove 120 and the fixing hole 210 can receive the mortar delivered by the grouting channel 130 to form a mortar clamping block. This structure is similar to the combination of the mortise-tenon structure and the mortar filling, so that the beam and the column not only have the mechanical embedding effect, but also have the integrity after the mortar filling. The shear capacity and the tensile capacity of the connecting part are greatly enhanced. The internal force between the beam and the column can be effectively transmitted, and the overall stability of the structure is ensured. In addition, the existence of the mortar clamping block makes the connection between the beam and the column have a certain flexibility. Under the action of external forces such as earthquakes, the energy can be dissipated through the deformation of the mortar clamping block, the impact of the earthquake force on the structure is reduced, and the seismic performance of the structure is improved. At the same time, the connecting structure is assembled by using the prefabricated components. After the concrete column 100 and the concrete beam 200 are prefabricated in the factory, only the insertion and grouting operations need to be performed on the site. The complex on-site welding or a large number of steel bar binding is not needed. The construction process is greatly simplified, the construction period is shortened, and the construction cost is reduced.

[0032] Embodiment 2, which is different from embodiment 1, is as shown in the figure, Figure 3 As shown in the figure, the fixing groove 120 comprises a first fixing groove 121 and a second fixing groove 122. The first fixing groove 121 and the second fixing groove 122 are respectively arranged on the opposite sides of the mounting socket 110. The fixing hole 210 is used for being arranged between the first fixing groove 121 and the second fixing groove 122.

[0033] The technical scheme is adopted, the fixed groove 120 is divided into the first fixed groove 121 and the second fixed groove 122, and is arranged on opposite sides of the mounting jack 110 respectively, so that after the concrete beam 200 is inserted, the fixed grooves on the two sides can provide restraint at the same time, the stability and the lateral displacement resistance of the connection are enhanced. The fixed hole 210 is arranged between the corresponding first fixed groove 121 and the second fixed groove 122, the symmetrical design makes the stress more uniform, avoids stress concentration, and further improves the bearing capacity of the connection part. The design of the two fixed grooves increases the contact area and the restraint point of the connection part, so that the mortar block can be better filled and fixed, and the reliability and durability of the connection are improved.

[0034] Embodiment 3, which is different from embodiment 2, as shown in the figure, in this embodiment, the grouting channel 130 includes a first grouting channel 131 and a second grouting channel 132, the first grouting channel 131 is used for connecting the first fixed groove 121, and the second grouting channel 132 is used for connecting the second fixed groove 122. Figure 1

[0035] The technical scheme is adopted, the grouting channel 130 is divided into the first grouting channel 131 and the second grouting channel 132, and is connected with the first fixed groove 121 and the second fixed groove 122 respectively, so that the mortar can be transported from the two sides at the same time, the grouting efficiency is improved, and the construction time is reduced. The first fixed groove 121 and the second fixed groove 122 are grouted respectively, so that the uniformity and compactness of the mortar filling can be ensured, the problems of insufficient or uneven filling caused by single-channel grouting are avoided, and the connection quality is improved.

[0036] Embodiment 4, which is different from embodiment 3, as shown in the figure, the number of fixed grooves 120 and fixed holes 210 is multiple, the multiple fixed grooves 120 are spaced along the length extension direction of the mounting jack 110, and each fixed groove 120 can be aligned with the corresponding fixed hole 210. Figure 1 The technical scheme is adopted, the design of the multiple fixed grooves 120 and the fixed holes 210 increases the restraint points and the contact area of the connection part, so that the connection between the beam and the column is more firm, the internal force can be better transmitted, and the overall strength of the structure is improved.

[0037] Preferably, the number of fixed grooves 120 and fixed holes 210 is two groups, the two groups of fixed grooves 120 are arranged in the width extension direction of the mounting jack 110, and a plurality of fixed grooves 120 in each group of fixed grooves 120 are arranged in the length extension direction of the mounting jack 110. And the fixed grooves 120 in one group are aligned with the fixed grooves 120 in the other group one by one. The fixed groove 120 is provided with the corresponding two groups. Each fixed groove 120 can be aligned with the corresponding fixed hole 210.

[0038] ​​

[0039] By adopting the technical scheme, the fixed slots 120 and the fixed holes 210 arranged in the width direction can better constrain the lateral displacement of the concrete beam 200, and improve the local stability of the connecting part.

[0040] Embodiment 5 differs from Embodiment 4 in that, as shown in Figure 3 The concrete column 100 is further provided with connecting channels 140, and each connecting channel 140 is connected with two fixed slots 120 in the two groups of fixed slots 120, so that the two groups of fixed slots 120 are connected through the connecting channels 140.

[0041] By adopting the technical scheme, the connecting channels 140 connect the two groups of fixed slots 120, so that the mortar in the two groups of fixed slots 120 can be connected with each other, further improving the integrity of the connecting part and the shear capacity and tensile capacity of the structure.

[0042] Embodiment 6 differs from Embodiment 5 in that, as shown in Figure 1 and Figure 2 The supporting assembly 300 is detachably arranged on the concrete column 100 and is used for supporting the concrete beam 200, so that the concrete beam 200 can be kept in a stable state during installation, and the overturning or sliding caused by the self-weight of the concrete beam 200 is avoided, thereby improving the construction safety.

[0043] By adopting the technical scheme, the supporting assembly 300 is detachably arranged on the concrete column 100 and is used for supporting the concrete beam 200, so that the concrete beam 200 can be kept in a stable state during installation, and the overturning or sliding caused by the self-weight of the concrete beam 200 is avoided, thereby improving the construction safety.

[0044] Preferably, as shown in Figure 3 The supporting assembly 300 comprises an integrally formed connecting plate 310 and a supporting bracket 320, the connecting plate 310 is provided with a connecting hole 311 aligned with the mounting hole 110, the connecting hole 311 is arranged above the supporting bracket 320, and the concrete beam 200 is arranged to pass through the connecting hole 311 and the mounting hole 110 in sequence, so that the supporting bracket 320 can support the concrete beam 200.

[0045] By adopting the technical scheme, the supporting assembly 300 comprises the integrally formed connecting plate 310 and the supporting bracket 320, so that the structure is simple and the strength is high, and the weight of the concrete beam 200 can be better supported. The connecting hole 311 is aligned with the mounting hole 110, so that the concrete beam 200 can be smoothly inserted, the alignment difficulty in the installation process is reduced, and the installation precision is improved.

[0046] Embodiment 7 differs from Embodiment 6 in that, as shown in Figure 1As shown, the concrete column 100 is provided with a plurality of connecting screws 220, and the connecting plate 310 and the supporting bracket 320 are each provided with a plurality of connecting through holes 312. The plurality of connecting screws 220 are used to be respectively and one-to-one arranged in the corresponding plurality of connecting through holes 312, so that the plurality of connecting screws 220 can be threadedly connected with the nuts.

[0047] By adopting the above technical scheme, the connecting screws 220 arranged on the concrete column 100 are matched with the connecting through holes 312 on the connecting plate 310 and the supporting bracket 320, and are threadedly connected through the nuts. This connecting mode can firmly fix the supporting assembly 300 on the concrete column 100. The mechanical connection of the connecting screws 220 and the nuts provides reliable tensile and shear resistance, ensuring that the supporting assembly 300 will not be loosened or detached due to external force during use, thereby enhancing the stability of the entire connecting structure.

[0048] Embodiment 8 differs from Embodiment 7 in that, as shown, Figure 1 As shown, the supporting bracket 320 is further provided with a first vertical connecting hole 321, and the concrete beam 200 is provided with a second vertical connecting hole 230. The first vertical connecting hole 321 can correspond to the second vertical connecting hole 230, so that the threaded connecting piece sequentially passes through the first vertical connecting hole 321 and the second vertical connecting hole 230.

[0049] By adopting the above technical scheme, the design of the first vertical connecting hole 321 and the second vertical connecting hole 230 enables the threaded connecting piece to pass through the supporting bracket 320 and the concrete beam 200, further enhancing the connecting strength and stability between the supporting assembly 300 and the concrete beam 200.

[0050] The above only describes the preferred embodiments of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that any modification or equivalent replacement of the technical solutions described in the foregoing embodiments within the spirit and principles of the present application, or any modification or equivalent replacement of part or all of the technical features of the foregoing embodiments, will not cause the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of the present application, and should be included in the protection scope of the present application.

Claims

1. A fabricated reinforced concrete beam-column connection structure, characterized by, The utility model relates to a concrete column (100) and a concrete beam (200) for the concrete column (100), and belongs to the field of building construction. The concrete column (100) is provided with a mounting socket (110), a fixing groove (120) and a grouting channel (130), the fixing groove (120) is arranged on the side wall of the mounting socket (110), the grouting channel (130) is communicated with the fixing groove (120) and the outer facade of the concrete column (100) and is used for conveying mortar to the fixing groove (120) through the grouting channel (130); The concrete beam (200) is used for being inserted into the mounting socket (110), the concrete beam (200) is provided with a fixing hole (210) that can be aligned with the fixing groove (120), the fixing hole (210) and the fixing groove (120) are both used for receiving the mortar conveyed by the grouting channel (130) to form a mortar clamping block between the fixing groove (120) and the fixing hole (210).

2. The prefabricated reinforced concrete beam-column connection structure according to claim 1, characterized in that: The fixing groove (120) comprises a first fixing groove (121) and a second fixing groove (122), the first fixing groove (121) and the second fixing groove (122) are arranged on opposite sides of the mounting socket (110) respectively, and the fixing hole (210) is used for being arranged between the first fixing groove (121) and the second fixing groove (122).

3. The prefabricated reinforced concrete beam-column connection structure according to claim 2, characterized in that: The grouting channel (130) comprises a first grouting channel (131) and a second grouting channel (132), the first grouting channel (131) is used for connecting the first fixing groove (121), and the second grouting channel (132) is used for connecting the second fixing groove (122).

4. The fabricated reinforced concrete beam-column connection structure according to any one of claims 1-3, characterized in that: The number of the fixing groove (120) and the fixing hole (210) is multiple, the fixing grooves (120) are spaced along the length extension direction of the mounting socket (110), and each fixing groove (120) can be aligned with the corresponding fixing hole (210).

5. The fabricated reinforced concrete beam-column connection structure according to any one of claims 1-3, characterized in that: The number of the fixing groove (120) and the fixing hole (210) is two groups, the fixing grooves (120) are arranged in a spaced mode along the width extension direction of the mounting socket (110), and each fixing groove (120) can be aligned with the corresponding fixing hole (210).

6. The fabricated reinforced concrete beam-column connection structure according to any one of claims 1-3, characterized in that: The concrete column (100) is further provided with a connecting channel (140), and the connecting channel (140) is communicated with two fixing grooves (120).

7. The prefabricated reinforced concrete beam-column connection structure according to any one of claims 1-3, characterized in that: The utility model further comprises a supporting assembly (300), the supporting assembly (300) is detachably arranged on the concrete column (100), and the supporting assembly (300) is used for supporting the concrete beam (200). 8.The fabricated reinforced concrete beam-column connection structure according to claim 7, characterized in that: The supporting assembly (300) comprises a connecting plate (310) and a supporting bracket (320), the connecting plate (310) is provided with a connecting socket (311) aligned with the mounting socket (110), the connecting socket (311) is arranged above the supporting bracket (320), and the concrete beam (200) is arranged to pass through the connecting socket (311) and the mounting socket (110) in sequence, so that the supporting bracket (320) supports the concrete beam (200). 9.The fabricated reinforced concrete beam-column connection structure of claim 8, wherein: The concrete column (100) is provided with a plurality of connecting screws (220), the connecting plate (310) and the supporting bracket (320) are each provided with a plurality of connecting through holes (312), and the plurality of connecting screws (220) are arranged in the plurality of corresponding connecting through holes (312) in a one-to-one manner, so that the plurality of connecting screws (220) are threadedly connected with nuts.

10. The prefabricated reinforced concrete beam-column connection structure according to claim 8 or 9, characterized in that: The supporting bracket (320) is further provided with a first vertical connecting hole (321), the concrete beam (200) is provided with a second vertical connecting hole (230), and the first vertical connecting hole (321) corresponds to the second vertical connecting hole (230) to allow a threaded connecting piece to pass through the first vertical connecting hole (321) and the second vertical connecting hole (230) in sequence.

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