CN214784710U

CN214784710U - Connecting joint of prefabricated beam and prefabricated column

Info

Publication number: CN214784710U
Application number: CN202120636687.3U
Authority: CN
Inventors: 彭亿洲; 欧阳学; 周泉
Original assignee: China Construction Fifth Engineering Bureau Co Ltd
Current assignee: China Construction Fifth Engineering Bureau Co Ltd
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2021-11-19
Anticipated expiration: 2031-03-29

Abstract

The utility model discloses a connecting node of a precast beam and a precast column, which comprises a horizontally arranged precast beam, wherein one end of the precast beam is a connecting end and is provided with an extending part, the upper end surface of the extending part is provided with a plurality of connecting frame ribs, a stress rib is arranged in the precast beam, one end of the stress rib is an extending end, the extending end extends out of the connecting end, the extending end is positioned above the upper end surface of the extending part, and the end part of the extending end does not exceed the end part of the extending part; the prefabricated column is vertically arranged, a plurality of main ribs are arranged in the prefabricated column, the main ribs extend out of the upper end face of the prefabricated column, the prefabricated beam is erected at the upper end of the prefabricated column, a plurality of penetrating ribs penetrate through the frame for connecting frame ribs, one ends of the penetrating ribs are in lap joint with the stress ribs, the other ends of the penetrating ribs penetrate through gaps of the main ribs, and a plurality of first stirrups are horizontally wound on the main ribs; the utility model discloses a connected node of precast beam and precast column can make all kinds of reinforcing bars of node department not interfere mutually, make things convenient for construction ligature stirrup, intensity high.

Description

Connecting joint of prefabricated beam and prefabricated column

Technical Field

The utility model relates to a building construction technical field, in particular to connected node of precast beam and precast column.

Background

When building columns and beams of a house, the connecting joints are often the core area. The stress that beam column connected node region received is complicated and many, consequently needs the ligature stirrup to strengthen the processing, but lacks effectual on-the-spot management and control measure during actual construction, hands over the workman and handles according to the experience. However, the main bars of the columns and the beams are staggered, interference or a complex reinforcing steel bar structure can be generated, and workers cannot smoothly tie stirrups, so that the conditions of stirrup shortage, disordered tie intervals and the like often occur, and the strength of a node area is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a connected node of precast beam and precast column, all kinds of reinforcing bars of node are noninterfere, convenient construction ligature stirrup, intensity height mutually.

According to the utility model discloses prefabricated beam and prefabricated column's connected node, include: the prefabricated beam is horizontally arranged, one end of the prefabricated beam is a connecting end, the connecting end is provided with an extending part, the upper end face of the extending part is lower than the upper end face of the prefabricated beam, a plurality of connecting frame ribs are vertically arranged on the upper end face of the extending part, a plurality of stress ribs parallel to the long side edges of the prefabricated beam are arranged in the prefabricated beam, one end of each stress rib is an extending end, the extending end extends out of the connecting end, the extending end is located above the upper end face of the extending part, and the end part of the extending end does not exceed the end part of the extending part; the prefabricated post of vertical setting, prefabricated post inside is equipped with a plurality of main muscle rather than the long side is parallel, main muscle stretches out the up end of prefabricated post, prefabricated roof beam sets up prefabricated post upper end, it has a plurality of muscle that run through to wear in the frame of connecting frame muscle, run through muscle one end with the atress muscle overlap joint, the other end passes the clearance of main muscle, main muscle is improved level and is tied up around there being a plurality of first stirrup.

According to the utility model discloses prefabricated beam and prefabricated column's connected node has following technological effect at least: the stress rib extends out of the side end of the precast beam but does not exceed the side end of the extending part, the stress rib cannot interfere with the stress rib on the precast beam on the opposite side when the precast beam is erected, and a space is reserved on the precast column to facilitate binding of a stirrup by a worker; the penetrating ribs penetrate through the gaps of the main ribs and are in lap joint with the stress ribs, so that the structural strength of the connecting part of the precast beam and the precast column in the horizontal direction is improved; a plurality of first stirrups are tied up around on the main muscle of prefabricated post, improve the vertical direction structural strength who connects the position.

The utility model discloses an in some embodiments, it is three to have been set up to the upper end of prefabricated post prefabricated beam, prefabricated beam is T shape and arranges, wherein set up two relatively in the prefabricated beam, one prefabricated beam connect the frame muscle for the U-shaped muscle, another prefabricated beam connect the frame muscle for hook-like muscle, the one end that runs through the muscle penetrates U-shaped muscle, the other end is followed pass the back in the main muscle clearance, clamp in the hook-like muscle.

The utility model discloses an in some embodiments, four have been set up to the upper end of prefabricated post precast beam, precast beam is the cross and arranges, two set up relatively in the precast beam, one precast beam connect the frame muscle for the U-shaped muscle, then it is relative precast beam connect the frame muscle for hook-shaped muscle, the one end that runs through the muscle penetrates U-shaped muscle, the other end is followed pass the back in the main muscle clearance, clamp in the hook-shaped muscle.

In some embodiments of the present invention, the stressed rib and the through rib are provided with a second stirrup therebetween, and the second stirrup is used for fastening the through rib and the stressed rib together.

In some embodiments of the present invention, the side end of the precast beam and the side end of the extension portion are provided with a rough surface, and a concave-convex depth of the rough surface is not less than 6 mm.

In some embodiments of the present invention, the upper end surface of the prefabricated column is provided with a plurality of key grooves.

In some embodiments of the present invention, a plurality of connection ribs are embedded in the upper end surface of the precast beam, and the connection ribs are parallel to each other and arranged along the long side of the precast beam.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic view of a T-shaped arrangement structure according to an embodiment of the present invention;

fig. 3 is a schematic view of a cross-shaped arrangement structure of an embodiment of the present invention;

fig. 4 is an enlarged schematic view of a partial structure according to an embodiment of the present invention.

Reference numerals:

the prefabricated beam comprises a prefabricated beam 100, an extension part 110, a connecting frame rib 120, a U-shaped rib 121, a hook rib 122, a stress rib 130 and a connecting rib 140;

prefabricated post 200, main muscle 210, first stirrup 220, keyway 230, pass-through muscle 300, second stirrup 310.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1, according to the utility model discloses prefabricated beam and precast column's connected node, include: the prefabricated beam 100 is horizontally arranged, one end of the prefabricated beam 100 is a connecting end, the connecting end is provided with an extending part 110, the upper end face of the extending part 110 is lower than the upper end face of the prefabricated beam 100, the upper end face of the extending part 110 is vertically provided with a plurality of connecting frame ribs 120, a plurality of stress ribs 130 parallel to the long side edges of the prefabricated beam 100 are arranged in the prefabricated beam 100, one end of each stress rib 130 is an extending end, the extending end extends out of the connecting end, the extending end is located above the upper end face of the extending part 110, and the end part of the extending end does not exceed the end part of the extending part 110; prefabricated post 200 of vertical setting, prefabricated post 200 is inside to be equipped with rather than a plurality of main muscle 210 that the long side is parallel, and main muscle 210 stretches out prefabricated post 200's up end, and precast beam 100 sets up in prefabricated post 200 upper end, and it has a plurality of muscle 300 that run through to wear in the frame of connecting frame muscle 120, runs through muscle 300 one end and atress muscle 130 overlap joint, and the other end passes the clearance of main muscle 210, and main muscle 210 is improved level and is tied around there being a plurality of first stirrup 220.

When the precast beam 100 is erected, the side end of the extension part 110 is placed on the precast column 200, and since the extension part of the stress rib 130 is positioned between the side end of the precast beam 100 and the side end of the extension part 110, a space is left on the upper end surface of the precast column 200 for workers to bind the first stirrup 220, and the first stirrup 220 is used for improving the structural strength of the connection part in the vertical direction; after the first stirrups 220 are bound, one end of each of the through ribs 300 penetrates into the connecting frame rib 120 pre-embedded in the extension part 110, the other end of each of the through ribs 300 penetrates through the gap of the main rib 210, and the through ribs 300 are used for improving the structural strength of the connecting part in the horizontal direction; after various reinforcing steel bars are laid, the supporting templates at the joints are used for pouring concrete.

Preferably, in order to further improve the structural strength of the joint of the precast beam 100 and the precast column 200, the lower half part of the precast beam 100 is also provided with reinforcing bars and the extending ends thereof, that is, the reinforcing bars are embedded in the extension part 110, the reinforcing bars are parallel to the long side of the precast beam 100, and the ends of the reinforcing bars extending out of the extension part 110 can be inserted into the upper end of the precast column 200 and placed in the gaps of the main bars 210.

Referring to fig. 2, in some embodiments of the present invention, three precast girders 100 are erected on the upper end of the precast column 200, the three precast girders 100 are arranged in a T shape, wherein, in the two precast girders 100 erected relatively, the connecting frame rib 120 of one precast girder 100 is a U-shaped rib 121, the connecting frame rib 120 of the other precast girder 100 is a hook rib 122, one end of the through rib 300 penetrates into the U-shaped rib 121, and the other end is clamped in the hook rib 122 after passing through the gap between the main ribs 210.

Three prefabricated beams 100 are erected at the upper ends of the prefabricated columns 200 according to a T shape and are used for being installed at the outer frame position of a floor and being in butt joint with the prefabricated columns 200 at two sides of the outer frame and indoors to form a building frame; the U-shaped rib 121 has good structural characteristics, and has tensile strength in the short side direction of the precast beam 100, the hook-shaped rib 122 is convenient to install through the rib 300, and after one end of the through rib 300 is inserted into the U-shaped rib 121, the other end can be directly clamped in the hook-shaped rib 122 from top to bottom.

Referring to fig. 3, in some embodiments of the present invention, four precast beams 100 are erected at the upper end of the precast column 200, the four precast beams are arranged in a cross shape, in a set of two precast beams 100 erected relatively, the connection frame rib 120 of one precast beam 100 is a U-shaped rib 121, and then the connection frame rib 120 of the opposite precast beam 100 is a hook-shaped rib 122, one end of the through rib 300 penetrates into the U-shaped rib 121, and the other end is clamped in the hook-shaped rib 122 after passing through the gap between the main ribs 210.

Four prefabricated beams 100 are erected at the upper ends of the prefabricated columns 200 according to a cross shape and are used for being installed at indoor positions of floors and are in butt joint with the prefabricated columns 200 in the peripheral direction to form a building frame; the U-shaped rib 121 has good structural characteristics, and has tensile strength in the short side direction of the precast beam 100, the hook-shaped rib 122 is convenient to install through the rib 300, and after one end of the through rib 300 is inserted into the U-shaped rib 121, the other end can be directly clamped in the hook-shaped rib 122 from top to bottom.

Referring to fig. 4, in some embodiments of the present invention, a second stirrup 310 is disposed between the stress bar 130 and the through bar 300, and the through bar 300 and the stress bar 130 are fastened together by the second stirrup 310.

Compared with the U-shaped rib 121, the hook-shaped rib 122 has no good tensile strength in the direction perpendicular to the through rib 300, and cannot effectively limit the deviation of the through rib 300, and the through rib 300 is fastened together with the stressed rib 130 by the second stirrup 310, so that the tensile strength of the through rib 300 in the direction perpendicular to the through rib 300 is improved.

In some embodiments of the present invention, the side end of the precast beam 100 and the side end of the extension portion 110 are provided with rough surfaces, and the concave-convex depth of the rough surfaces is not less than 6 mm.

The rough surface is arranged, so that the bonding performance of concrete and the precast beam 100 can be improved, and the integrity of the connecting joint is enhanced; the depth of the rough surface is not less than 6mm to ensure that the concrete can be effectively bonded and stabilized.

In some embodiments of the present invention, the upper end surface of the prefabricated column 200 is provided with a plurality of key slots 230.

The key groove 230 is arranged, so that a better bonding effect can be obtained when concrete is poured, and the shearing force bearing capacity of the joint surface of the precast column 200 can be enhanced.

In some embodiments of the present invention, a plurality of connection ribs 140 are embedded in the upper end surface of the precast beam 100, and the connection ribs 140 are parallel to each other and arranged along the long side of the precast beam 100.

When the precast slab or the precast wall is erected on the precast beam 100, the connecting ribs 140 are arranged to enhance the structural performance of the joint between the precast beam 100 and the precast slab or the precast wall, which is mainly embodied in that the tensile strength of the reinforced concrete at the joint is improved, so that the shear force of the structure can be effectively borne.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides a connected node of precast beam and precast column which characterized in that includes:

the prefabricated beam comprises a horizontally arranged prefabricated beam (100), wherein one end of the prefabricated beam (100) is a connecting end, the connecting end is provided with an extending part (110), the upper end face of the extending part (110) is lower than the upper end face of the prefabricated beam (100), a plurality of connecting frame ribs (120) are vertically arranged on the upper end face of the extending part (110), a plurality of stress ribs (130) parallel to the long side edges of the prefabricated beam (100) are arranged in the prefabricated beam (100), one end of each stress rib (130) is an extending end, the extending end extends out of the connecting end, the extending end is located above the upper end face of the extending part (110), and the end part of the extending end does not exceed the end part of the extending part (110);

prefabricated post (200) of vertical setting, prefabricated post (200) inside is equipped with a plurality of main muscle (210) rather than the long side is parallel, main muscle (210) stretch out the up end of prefabricated post (200), precast beam (100) are set up prefabricated post (200) upper end, it has a plurality of muscle (300) that run through to wear in the frame of connecting frame muscle (120), run through muscle (300) one end with atress muscle (130) overlap joint, the other end passes the clearance of main muscle (210), main muscle (210) are improved level and are tied up around having a plurality of first stirrup (220).

2. The precast beam and precast column connection node according to claim 1, wherein three precast beams (100) are erected on the upper end of the precast column (200), the three precast beams (100) are arranged in a T shape, wherein in the two precast beams (100) which are erected oppositely, the connection frame rib (120) of one precast beam (100) is a U-shaped rib (121), the connection frame rib (120) of the other precast beam (100) is a hook-shaped rib (122), one end of the penetrating rib (300) penetrates into the U-shaped rib (121), and the other end of the penetrating rib passes through the gap of the main rib (210) and then is clamped in the hook-shaped rib (122).

3. The precast beam and precast column connecting node according to claim 1, wherein four precast beams (100) are erected at the upper end of the precast column (200), the four precast beams are arranged in a cross shape, in a group of two precast beams (100) which are erected oppositely, the connecting frame rib (120) of one precast beam (100) is a U-shaped rib (121), the connecting frame rib (120) of the opposite precast beam (100) is a hook-shaped rib (122), one end of the penetrating rib (300) penetrates into the U-shaped rib (121), and the other end of the penetrating rib is clamped in the hook-shaped rib (122) after penetrating through the gap of the main rib (210).

4. A precast beam and column connection node according to claim 2 or 3, characterized in that a second stirrup (310) is provided between the tendon (130) and the through-rib (300), the second stirrup (310) fastening the through-rib (300) and the tendon (130) together.

5. A precast beam and precast column connection node according to claim 1, wherein the side ends of the precast beam (100) and the side ends of the expansion part (110) are provided with rough surfaces having a depth of not less than 6 mm.

6. A precast beam and precast column connection node according to claim 1, wherein the upper end surface of the precast column (200) is provided with a plurality of key grooves (230).

7. The precast beam and precast column connecting node according to claim 1, wherein a plurality of connecting ribs (140) are embedded in the upper end surface of the precast beam (100), and the connecting ribs (140) are parallel to each other and arranged along the long side of the precast beam (100).