CN219045169U - Prefabricated prefabricated reinforced concrete independent column foundation - Google Patents

Abstract

The utility model discloses an assembled prefabricated reinforced concrete independent column foundation, which comprises a foundation column body, wherein the foundation column body is used for installing a prefabricated longitudinal beam and a prefabricated cross beam which is arranged oppositely; the foundation column body is internally embedded with a plurality of anchor bolts and a plurality of reinforcing steel bars, and the anchor bolts and the reinforcing steel bars extend out of the top of the foundation column body; the steel bar is provided with a clamping piece which is detachably connected with the embedded steel bar of the prefabricated beam; the anchor bolts are connected with a plurality of first nuts and a plurality of second nuts in a threaded manner, a plurality of connecting lugs which are arranged in one-to-one correspondence with the anchor bolts are fixedly connected to the bottom of the side wall of the prefabricated longitudinal beam, the anchor bolts penetrate through the connecting lugs, and the connecting lugs are located between the plurality of first nuts and the plurality of second nuts. The utility model can strengthen the positioning stability of the prefabricated longitudinal beam and the prefabricated transverse beam, and can strengthen the connection stability between the foundation column and the prefabricated longitudinal beam and the prefabricated transverse beam.

Description

Prefabricated prefabricated reinforced concrete independent column foundation

technical field

The utility model relates to the technical field of assembled buildings, in particular to an assembled prefabricated reinforced concrete independent column foundation.

Background technique

Prefabricated prefabricated concrete structures are produced in standardized workshops, which can effectively shorten the construction period on site, reduce labor costs, and at the same time reduce environmental pollution caused by on-site construction, and are more and more widely used in the field of construction engineering.

The Chinese patent with the publication number CN217480619U discloses a prefabricated prefabricated reinforced concrete independent column foundation, including pre-supported columns, some reserved steel bars, and several connecting columns. During construction, the reserved steel bars at the end of the prefabricated concrete beams are inserted horizontally Concrete is poured on the node at the reserved reinforcement at the upper end of the pre-supported column. After the pouring is completed, the connecting column is inserted into the installation hole on the prefabricated longitudinal steel beam, and it is fixed and installed with nuts; the connecting column and the pre-supported column are only used The nuts are fixed and installed, the connection stability between the two is low, and when the joint is poured, the prefabricated concrete beam is not positioned, the positioning stability is poor, and the position is prone to shift during the pouring process, while the traditional fixing method is to place the joint Steel bars are bundled, and the operation is cumbersome.

Therefore, a prefabricated prefabricated reinforced concrete independent column foundation is proposed.

Utility model content

The purpose of this utility model is to provide an assembled prefabricated reinforced concrete independent column foundation, aiming to solve or improve at least one of the above technical problems.

In order to achieve the above purpose, the utility model provides the following scheme: the utility model provides an assembled prefabricated reinforced concrete independent column foundation, including a foundation column, and the foundation column is used for installing a prefabricated longitudinal beam and two oppositely arranged prefabricated beam;

A number of anchor bolts and a number of steel bars are embedded in the foundation column, and a number of anchor bolts and a number of steel bars are all protruded from the top of the foundation column; clips are installed on the steel bars, and the The clip is detachably connected to the pre-embedded reinforcement of the prefabricated beam;

A plurality of first nuts and a plurality of second nuts are threaded on the anchor bolts, and a plurality of connecting ears corresponding to the anchor bolts are fixedly connected to the bottom of the side wall of the prefabricated longitudinal beam. The foot anchor bolt passes through the connecting ear, and the connecting ear is located between the plurality of the first nuts and the plurality of the second nuts.

Preferably, the clip includes a fixed block fixed on the steel bar, the fixed block is provided with a chute, and a first slider is slidably connected to the chute, and the first slider protrudes A connecting block is fixedly connected to the outside of the chute, and a card slot is opened on the connecting block, and an elastic key is installed in the card slot, and the elastic key is detachably connected with the pre-embedded steel bar of the prefabricated beam , the clamping groove is clamped with the pre-embedded steel bars of the prefabricated beam.

Preferably, two grooves are provided on the opposite wall of the card slot;

The elastic snap key includes a second slider slidingly connected in the groove, a spring is fixed between the second slider and the groove, and the second slider extends out of the groove In addition, the end of the second slider close to the opening of the slot is inclined, and the end of the second slider away from the opening of the slot abuts against the pre-embedded steel bar of the prefabricated beam.

Preferably, the top of the foundation column is provided with a shear groove, the bottom of the prefabricated longitudinal beam is fixed with a shear key, and the shear key is located directly above the shear groove, and the shear key is connected to the There is a gap between the shear grooves.

Preferably, several first nuts are located between the connecting ear and the top of the base column, and the total height of the several first nuts is 40mm-80mm.

Preferably, the gap distance between the shear key and the shear groove is 40mm-80mm.

Preferably, there are no less than four anchor bolts.

The utility model discloses the following technical effects: the utility model places the foundation column at a designated position, installs a number of first nuts on the anchor bolts of the foundation, then installs the prefabricated longitudinal beams, and sets the connecting ear sleeves on the anchor bolts of the foundation , and then install second nuts on the anchor bolts to position the prefabricated longitudinal beams, and under the action of several first nuts, there is a gap between the prefabricated longitudinal beams and the foundation column, which is convenient for concrete pouring connection; then Place the two prefabricated beams on both sides of the top of the foundation column, make the embedded reinforcement of the prefabricated beam close to the reinforcement of the foundation column, then connect the clips with the embedded reinforcement of the prefabricated beam, position the prefabricated beam, and finally pour concrete The gap between the foundation column, the prefabricated longitudinal beam and the prefabricated beam makes the three form a stable connection; the utility model can strengthen the positioning stability of the prefabricated longitudinal beam and the prefabricated beam, and at the same time can strengthen the foundation column and the prefabricated longitudinal beam and Connection stability of prefabricated beams.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the accompanying drawings required in the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only the present invention. For some embodiments of the present invention, those of ordinary skill in the art can also obtain other drawings based on these drawings on the premise of not paying creative efforts.

Fig. 1 is the installation sketch map of foundation column and prefabricated longitudinal beam and prefabricated beam in the utility model;

Fig. 2 is a partial enlarged view of A in Fig. 1;

Fig. 3 is the structural representation of anti-shear groove and anti-shear key in the utility model;

Fig. 4 is a structural schematic diagram of the elastic key of the card in the utility model;

Fig. 5 is the structural representation of the first slider in the utility model;

Among them, 1. Foundation column; 2. Prefabricated longitudinal beam; 3. Prefabricated beam; 4. Anchor bolt; 5. Steel bar; 6. First nut; 7. Second nut; 8. Connecting ear; 9. Fixing Block; 10, chute; 11, the first slider; 12, connecting block; 13, card slot; 14, groove; 15, the second slider; 16, spring; 17, shear groove; 18, shear key.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In order to make the above purpose, features and advantages of the utility model more obvious and understandable, the utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

Referring to Figures 1-5, the utility model provides an assembled prefabricated reinforced concrete independent column foundation, including a foundation column 1, which is used to install a prefabricated longitudinal beam 2 and two oppositely arranged prefabricated beams 3; the prefabricated longitudinal beam 2 is located between two prefabricated beams 3; the foundation column 1, the prefabricated longitudinal beam 2, and the prefabricated beam 3 are reinforced concrete structures;

A number of anchor bolts 4 and a number of steel bars 5 are embedded in the foundation column 1, and a number of anchor bolts 4 and a number of steel bars 5 protrude from the top of the foundation column 1; The pre-embedded steel bars of the beam 3 are detachably connected; several steel bars 5 are located on both sides of the foundation column 1 for connecting with the two prefabricated beams 3;

A number of first nuts 6 and a number of second nuts 7 are threaded on the anchor bolt 4, and the bottom of the side wall of the prefabricated longitudinal beam 2 is fixed with a number of connecting ears 8 corresponding to the anchor bolts 4 one by one. The bolt 4 runs through the connecting ear 8, and the connecting ear 8 is located between several first nuts 6 and several second nuts 7;

In the utility model, the foundation column 1 is placed at a designated position, several first nuts 6 are installed on the anchor bolt 4, and then the prefabricated longitudinal beam 2 is installed, and the connecting ear 8 is set on the anchor bolt 4, and then the The second nut 7 is installed on the anchor bolt 4 to position the prefabricated longitudinal beam 2, and under the action of several first nuts 6, there is a gap between the prefabricated longitudinal beam 2 and the foundation column 1, which is convenient for concrete pouring connection; then place the two prefabricated crossbeams 3 on both sides of the top of the foundation column 1, make the prefabricated The crossbeam 3 is positioned, and finally the gap between the foundation column 1, the prefabricated longitudinal beam 2 and the prefabricated crossbeam 3 is poured with concrete, so that the three form a stable connection; the utility model can strengthen the positioning of the prefabricated longitudinal beam 2 and the prefabricated crossbeam 3 stability, and at the same time, the connection stability between the foundation column 1 and the prefabricated longitudinal beam 2 and prefabricated beam 3 can be enhanced.

To further optimize the scheme, the clip includes a fixed block 9 fixed on the steel bar 5, a chute 10 is opened on the fixed block 9, and a first slider 11 is slidably connected to the chute 10, and the first slider 11 extends out of the chute 10 and is fixedly connected with a connecting block 12, the connecting block 12 is provided with a card slot 13, and an elastic key is installed in the card slot 13, and the elastic key is detachably connected with the embedded steel bar of the prefabricated beam 3, and the card slot 13 is connected with the prefabricated The pre-embedded reinforcement of beam 3 is clipped;

There are two grooves 14 on the opposite groove wall of the card groove 13;

Elastic snap key comprises the second slide block 15 that is slidably connected in groove 14, is fixedly connected with spring 16 between second slide block 15 and groove 14, and second slide block 15 protrudes outside groove 14, and the second slide block One end of the block 15 close to the notch of the card slot 13 is a slope, and the end of the second slider 15 away from the notch of the card slot 13 abuts against the pre-embedded steel bar of the prefabricated beam 3;

Place the prefabricated beam 3 on the top of the foundation column 1, make the steel bar of the prefabricated beam 3 close to the steel bar 5 of the foundation column 1, pull the connecting block 12 in the direction of the steel bar close to the prefabricated beam 3, and the first slider 11 is in the chute 10 Sliding inside, and the slope of the second slide block 15 abuts on the steel bar of the prefabricated beam 3, along with the continuous pulling of the connecting block 12, the steel bar of the prefabricated beam 3 forms a squeeze on the slope of the second slide block 15, and the first The second slider 15 is squeezed into the groove 14, the spring 16 is compressed, the steel bar of the prefabricated beam 3 is stuck in the slot 13, and at the same time the second slider 15 loses the extrusion force, and under the action of the spring 16, the second slider The block 15 slides outwards and abuts against the outer side of the steel bar of the prefabricated beam 3;

To further optimize the scheme, the top of the foundation column 1 is provided with a shear groove 17, the bottom of the prefabricated longitudinal beam 2 is fixed with a shear key 18, and the shear key 18 is located directly above the shear groove 17, and the shear key 18 and the shear groove There is a gap between 17; by setting the shear groove 17, the shear resistance capacity of the foundation column 1 and the prefabricated longitudinal beam 2 is increased.

In a further optimized solution, several first nuts 6 are located between the connecting ear 8 and the top of the foundation column 1, and the total height of the several first nuts 6 is 40mm-80mm, which is convenient for subsequent pouring.

Further optimization scheme, the gap distance between the shear key 18 and the shear groove 17 is 40mm-80mm.

To further optimize the scheme, there are no less than 4 anchor bolts 4 for several foundations.

In describing the present invention, it should be understood that the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical" , "horizontal", "top", "bottom", "inner", "outer" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the utility model, rather than Any indication or implication that a referenced device or element must have a particular orientation, be constructed, and operate in a particular orientation should not be construed as limiting the invention.

The above-mentioned embodiment is only to describe the preferred mode of the present utility model, not to limit the scope of the present utility model. The various deformations and improvements mentioned above should all fall within the scope of protection determined by the claims of the present utility model.

Claims (7)

1. A prefabricated prefabricated reinforced concrete independent column foundation is characterized in that: it comprises a foundation column (1), and the foundation column (1) is used to install prefabricated longitudinal beams (2) and two oppositely arranged prefabricated beams ( 3); The foundation column (1) is embedded with several anchor bolts (4) and some steel bars (5), and some of the anchor bolts (4) and some steel bars (5) all protrude from the foundation outside of the top of the column (1); clamps are installed on the steel bars (5), and the clamps are detachably connected to the pre-embedded steel bars of the prefabricated beams (3); Several first nuts (6) and several second nuts (7) are threadedly connected to the anchor bolts (4), and a number of nuts (6) and second nuts (7) are fixedly connected to the bottom of the side wall of the prefabricated longitudinal beam (2). The bolts (4) are provided with one-to-one corresponding connection ears (8), the anchor bolts (4) pass through the connection ears (8), and the connection ears (8) are located in several of the first nuts (6) and several of the second nuts (7). 2. The prefabricated prefabricated reinforced concrete independent column foundation according to claim 1, characterized in that: the clip includes a fixed block (9) fixed on the steel bar (5), and the fixed block (9) ) is provided with a chute (10), the first slider (11) is slidably connected in the chute (10), and the first slider (11) protrudes from the chute (10) and is fixed A connection block (12) is connected, and a card slot (13) is provided on the connection block (12), and an elastic card key is installed in the card slot (13), and the elastic card key is connected with the prefabricated beam (3 ) is detachably connected to the pre-embedded reinforcement, and the clamping groove (13) is clamped with the pre-embedded reinforcement of the prefabricated beam (3). 3. The prefabricated prefabricated reinforced concrete independent column foundation according to claim 2, characterized in that: two grooves (14) are provided on the opposite groove wall of the clamping groove (13); The elastic snap key comprises a second slide block (15) slidingly connected in the groove (14), and a spring (15) is fixedly connected between the second slide block (15) and the groove (14). 16), the second slider (15) protrudes out of the groove (14), and the end of the second slider (15) close to the notch of the card slot (13) is a slope, the The end of the second sliding block (15) away from the notch of the clamping groove (13) abuts against the pre-embedded steel bars of the prefabricated beam (3). 4. The prefabricated prefabricated reinforced concrete independent column foundation according to claim 1, characterized in that: the top of the foundation column (1) is provided with a shear groove (17), and the bottom of the prefabricated longitudinal beam (2) is fixed Connected with anti-shear key (18), described anti-shear key (18) is positioned at the top of described anti-shear groove (17), is provided between described anti-shear key (18) and described anti-shear groove (17) There are gaps. 5. The prefabricated prefabricated reinforced concrete independent column foundation according to claim 1, characterized in that: several first nuts (6) are located between the connecting ear (8) and the top of the foundation column (1) Between, the total height of several first nuts (6) is 40mm-80mm. 6. The prefabricated prefabricated reinforced concrete independent column foundation according to claim 4, characterized in that: the gap distance between the shear key (18) and the shear groove (17) is 40mm-80mm. 7. The prefabricated prefabricated reinforced concrete independent column foundation according to claim 1, characterized in that there are no less than 4 said anchor bolts (4).

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