CN219753498U - Connection structure between concrete components and truss floor decking - Google Patents

Abstract

The utility model provides a connecting structure of a concrete member and a truss floor support plate, which belongs to the technical field of building construction and comprises connecting ribs, wherein one end parts of the connecting ribs extend to the inside of the truss floor support plate body and are fixedly connected with the truss floor support plate body, the other end parts of the connecting ribs extend to the inside of the concrete member body and are fixedly connected with the concrete member body, and the truss floor support plate body is arranged at the top of the concrete member body. The utility model realizes the connection of the truss floor support plate and the reinforced concrete beam or the reinforced concrete column through the connecting ribs, and solves the problem that the truss floor support plate and the reinforced concrete beam or the reinforced concrete column cannot be connected in the prior art.

Description

Connection structure between concrete components and truss floor decking

Technical field

The utility model belongs to the field of building construction technology and relates to prefabricated building technology, specifically a connection structure between concrete components and truss floor bearing plates.

Background technique

The country's requirements for the application of prefabricated building technology are gradually increasing, and various localities have introduced policies to set requirements for the assembly rate of prefabricated components. For reinforced concrete structures, especially frame-type reinforced concrete structures, reinforced concrete beams and reinforced concrete columns rarely use prefabricated components. Generally, only floor slabs use prefabricated components, and the floor slabs are connected to cast-in-place reinforced concrete beams or reinforced concrete columns. To form a prefabricated building, composite panels are more commonly used in floor slabs. However, composite panels have their application limitations. They are not suitable for roofs, outdoor platforms with waterproof requirements, or bathrooms with many pipelines. Therefore, in recent years, more and more Many prefabricated components use truss floor decking instead of composite panels. Truss floor decking can be used on roofs, outdoor platforms with waterproofing requirements, or bathrooms with many pipelines, and has a wide range of applications.

During actual construction, since the truss bars inside the truss floor deck are tied in advance and the truss bars are set inside the truss floor deck, when the truss floor deck is connected to reinforced concrete beams or reinforced concrete columns, there is no available space for connection. components, causing the truss floor deck to be unable to connect to reinforced concrete beams or reinforced concrete columns.

Utility model content

In view of the above description, in the prior art, when the truss floor deck is connected to the reinforced concrete beam or reinforced concrete column, there is no component that can be used for the connection, resulting in the truss floor deck and the reinforced concrete beam or reinforced concrete column being unable to be connected. To solve the problem, this utility model proposes a connection structure between concrete components and truss floor bearing plates.

By arranging connecting bars, the utility model uses the connecting bars as connecting components between the truss floor deck and the concrete components. The concrete components here refer to reinforced concrete beams or reinforced concrete columns. One end of the connecting bar is connected to the truss floor deck body. Fixed connection, the other end of the connecting bar is fixedly connected to the concrete component, realizing the connection between the truss floor deck and the reinforced concrete beam or reinforced concrete column; the specific technical solution is as follows:

The connection structure between the concrete component and the truss floor deck includes connecting bars. One end of the connecting bar extends to the inside of the truss floor deck body and is fixedly connected to the truss floor deck body. The other end of the connecting bar extends to The interior of the concrete component body is fixedly connected to the concrete component body, and the truss floor bearing plate body is arranged on the top of the concrete component body.

It is further limited that the connecting bars include transverse connecting bars and longitudinal connecting bars, and one end of the transverse connecting bars extends along the length direction of the truss floor deck body to the inside of the truss floor deck body and is fixed to the truss floor deck body. connection, the other end of the transverse connecting bar extends to the top of the concrete member body and is fixedly connected to the concrete member body, and one end of the longitudinal connecting bar extends to the truss floor deck body along the width direction of the truss floor deck body The inside is fixedly connected to the truss floor deck body, and the other end of the longitudinal connecting bar extends to the top of the concrete member body and is fixedly connected to the concrete member body.

It is further limited that transverse truss bars and longitudinal truss bars are provided inside the truss floor deck body, the transverse truss bars and longitudinal truss bars are arranged in a cross shape, and the transverse connecting bars extend to the inside of the truss floor deck body. The portion of the longitudinal connecting bar that extends to the interior of the truss floor deck body overlaps with the longitudinal truss bar.

It is further limited that the overlapping portions of the transverse connecting bars and the transverse truss bars and the overlapping portions of the longitudinal connecting bars and the longitudinal truss bars are all connected by fasteners.

It is further limited that the connection structure between the concrete component and the truss floor deck also includes a concrete component side plate bottom form, the formwork surface of the concrete component side plate bottom form is arranged parallel to the transverse connecting ribs or the longitudinal connecting ribs, and the concrete The bottom form of the component side plate is connected to the bottom end surface of the truss floor deck body, and the bottom form of the concrete component side plate is arranged on the side close to the concrete component body.

It is further limited that the connection structure between the concrete component and the truss floor deck also includes a concrete component side form, and the concrete component side form fits the side wall of the concrete component body along the height direction of the concrete component body. The concrete component The side formwork is fixedly connected to the bottom formwork of the concrete component side plate.

It is further limited that the truss floor deck body includes a first truss floor deck body and a second truss floor deck body, and the first truss floor deck body and the second truss floor deck body are respectively arranged on the concrete member body. On the opposite sides of the top, the transverse connecting bars or longitudinal connecting bars pass through the top of the first truss floor deck body and the concrete member body in sequence, and the second truss floor deck body connects the first truss floor deck body and the concrete member body. Fixedly connected to the second truss floor deck body.

It is further limited that the connection structure between the concrete component and the truss floor deck also includes a cast-in-place concrete plate. The truss floor deck body and the concrete cast-in-place slab are respectively arranged on opposite sides of the top of the concrete component body. The concrete component The cast-in-place plate transverse connecting bars are arranged inside the body along the length direction, and the transverse truss bars and the cast-in-place plate transverse connecting bars are overlapped at the top of the concrete component body.

It is further limited that the overlap between the transverse truss bars and the cast-in-place slab transverse connecting bars is connected by fasteners.

Compared with the existing technology, the beneficial effects of this utility model are:

1. The connection structure of the concrete component and the truss floor deck of the present invention includes connecting bars, which are used as connecting members between the truss floor deck and the concrete components, so that one end of the connecting bar extends to the truss floor deck body The inside of the truss floor deck is fixedly connected to the truss floor deck body, and the other end of the connecting bar extends to the inside of the concrete member body and is fixedly connected to the concrete member body. Through the connecting ribs, the connection between the truss floor deck and the reinforced concrete beam or reinforced concrete column is realized. The connection solves the problem in the prior art that the truss floor deck and the reinforced concrete beam or reinforced concrete column cannot be connected. The concrete component body here refers to the reinforced concrete beam or reinforced concrete column.

2. The connecting bars include transverse connecting bars and longitudinal connecting bars. Transverse connecting bars are set in the length direction of the truss floor deck body, and longitudinal connecting bars are set in the width direction of the truss floor deck body. Through the transverse connecting bars and longitudinal connecting bars, The joint effect firmly connects the truss floor deck body and the concrete component body, thereby enhancing the connection strength between the truss floor deck body and the concrete component body.

3. Fasteners are provided at the overlapping portions of the transverse connecting bars and the transverse truss bars and the overlapping portions of the longitudinal connecting bars and the longitudinal truss bars. Fasteners are used to connect the transverse connecting bars to the transverse truss bars and the longitudinal connecting bars to the longitudinal ones. The truss bars are fixed.

4. The connection structure between the concrete component and the truss floor deck of the present utility model also includes concrete component side formwork, which supports the truss floor deck body through the concrete component side formwork to facilitate the connection between the truss floor deck body and the concrete component body. The parts are poured.

5. The connection structure between the concrete components and the truss floor deck of this utility model also includes a cast-in-place concrete slab. Through the transverse truss bars and the transverse connecting bars of the cast-in-place slab, the three components of the truss floor deck body, the concrete component body and the concrete cast-in-place slab are realized. fixed connection between them.

6. The overlap between the transverse truss bars and the transverse connecting bars of the cast-in-place slab is connected by fasteners, and the transverse truss bars and the transverse connecting bars of the cast-in-place slab are fixed here by fasteners.

Description of the drawings

Figure 1 is a front view of the connection structure between the concrete components and the truss floor deck in Embodiment 1;

Figure 2 is a side view of the connection structure between the concrete components and the truss floor deck in Embodiment 1;

Figure 3 is a front view of the connection structure between the concrete components and the truss floor deck in Embodiment 2;

Figure 4 is a side view of the connection structure between the concrete components and the truss floor deck in Embodiment 2;

Figure 5 is a front view of the connection structure between the concrete components and the truss floor deck in Embodiment 3;

Among them, 1-truss floor deck body, 2-transverse connecting bars, 3-transverse truss bars, 4-longitudinal truss bars, 5-concrete component side plate bottom form, 6-concrete component side formwork, 7-concrete component body, 8-Longitudinal connecting bars, 9-Concrete cast-in-place slab, 10-Transverse connecting bars of cast-in-situ slab.

Detailed ways

The technical solution of the present utility model will be further explained below in conjunction with the accompanying drawings and examples, but the present utility model is not limited to the embodiments described below.

Example 1

Referring to Figures 1 and 2, the connection structure between the concrete components and the truss floor deck in this embodiment includes connecting bars. One end of the connecting bar extends to the inside of the truss floor deck body 1 and is fixedly connected to the truss floor deck body 1. The other end of the connecting bar extends to the inside of the concrete component body 7 and is fixedly connected to the concrete component body 7 . The truss floor deck body 1 is arranged on the top of the concrete component body 7 . Specifically, the truss floor deck body 1 is fixedly connected to the top of the concrete member body 7 through connecting bars. Preferably, there are multiple connecting bars, and the multiple connecting bars are arranged side by side, that is, one end of the multiple connecting bars extends to the truss. The interior of the floor deck body 1 is fixedly connected to the truss floor deck body 1, and the other ends of the multiple connecting bars extend to the inside of the concrete member body 7 and are fixedly connected to the concrete member body 7. The truss floor deck body 1 passes through multiple The connecting bars are fixedly connected to the top of the concrete member body 7; the number of connecting bars can be 2, 3, or even more, and the specific number can be set according to the design requirements.

The connecting bars include transverse connecting bars 2 and longitudinal connecting bars 8. One end of the transverse connecting bars 2 extends along the length direction of the truss floor deck body 1 to the inside of the truss floor deck body 1 and is fixedly connected to the truss floor deck body 1 , the other end of the transverse connecting bar 2 extends to the top of the concrete member body 7 and is fixedly connected to the concrete member body 7, and one end of the longitudinal connecting bar 8 extends to the truss floor deck body along the width direction of the truss floor deck body 1 The interior of 1 is fixedly connected to the truss floor deck body 1, and the other end of the longitudinal connecting bar 8 extends to the top of the concrete member body 7 and is fixedly connected to the concrete member body 7. The transverse connecting bars 2 and the longitudinal connecting bars 8 are arranged in a cross shape. Preferably, there are multiple transverse connecting bars 2 and longitudinal connecting bars 8, and the multiple transverse connecting bars 2 are arranged side by side, that is, there are multiple transverse connecting bars 2. One end of each extends along the length direction of the truss floor deck body 1 to the inside of the truss floor deck body 1 and is fixedly connected to the truss floor deck body 1, and the other ends of the multiple transverse connecting bars 2 extend to the concrete member The top of the body 7 is fixedly connected to the concrete component body 7; a plurality of longitudinal connecting bars 8 are arranged side by side, and one end of the multiple longitudinal connecting bars 8 extends to the truss floor deck body 1 along the width direction of the truss floor deck body 1 The interior is fixedly connected to the truss floor deck body 1, and the other ends of the multiple longitudinal connecting bars 8 extend to the top of the concrete component body 7 and are fixedly connected to the concrete component body 7; the multiple transverse connecting bars 2 are connected to the multiple longitudinal connecting bars The ribs 8 are evenly distributed along the height direction of the truss floor deck body 1 .

There are transverse truss bars 3 and longitudinal truss bars 4 arranged inside the truss floor deck body 1. The transverse truss bars 3 and the longitudinal truss bars 4 are arranged in a cross shape, and the transverse connecting bars 2 extend to the inside of the truss floor deck body 1. It overlaps with the transverse truss bars 3, and the part of the longitudinal connecting bars 8 that extends to the inside of the truss floor deck body 1 overlaps with the longitudinal truss bars 4. Specifically, the cross section of the transverse truss bars 3 is arranged in a triangular shape. There are multiple transverse truss bars 3. The multiple transverse truss bars 3 are arranged side by side, and the multiple transverse truss bars 3 are along the length direction of the truss floor deck body 1. A row is formed, the top of each transverse truss bar 3 extends to the top of the truss floor deck body 1, and the bottom of each transverse truss bar 3 extends to the bottom of the truss floor deck body 1; the cross section of the longitudinal truss bar 4 It is an inverted trapezoidal structure with multiple longitudinal truss bars 4 arranged side by side, and the multiple longitudinal truss bars 4 form a row along the width direction of the truss floor deck body 1, each longitudinal truss bar The top of 4 extends to the top of the truss floor deck body 1, and the bottom of each longitudinal truss bar 4 extends to the bottom of the truss floor deck body 1; the transverse truss bars 3 and the longitudinal truss bars 4 are connected in a cross shape.

Preferably, the overlapping portions of the transverse connecting bars 2 and the transverse truss bars 3 and the overlapping portions of the longitudinal connecting bars 8 and the longitudinal truss bars 4 are connected by fasteners. Among them, the fasteners are steel wires, lashing ropes or other connectors with a connection and fixation function.

The connection structure between the concrete component and the truss floor deck also includes a concrete component side plate bottom form 5. The formwork surface of the concrete component side plate bottom form 5 is arranged parallel to the transverse connecting ribs 2 or the longitudinal connecting bars 8. The concrete component side plate bottom form 5 is connected to the bottom end surface of the truss floor deck body 1, and the concrete component side plate bottom form 5 is arranged on the side close to the concrete component body 7. Specifically, the concrete component side plate bottom form 5 is fit with the bottom end surface of the truss floor deck body 1 .

The connection structure between the concrete component and the truss floor deck also includes a concrete component side form 6, which fits the side wall of the concrete component body 7 along the height direction of the concrete component body 7. The concrete component side form 6 is in contact with the concrete. The component side plate bottom mold 5 is fixedly connected. Specifically, the top end surface of the concrete component side form 6 is in contact with the bottom end surface of the concrete component side plate bottom form 5 .

The construction method of the connection structure between the concrete components and the truss floor deck in this embodiment is as follows: when prefabricating the truss floor deck, extend the transverse connecting bars 2 to the inner part of the truss floor deck body 1 and extend the longitudinal connecting bars 8 to The internal parts of the truss floor deck body 1 are overlapped with the transverse truss bars 3 and the longitudinal truss bars 4 respectively, leaving a portion where the transverse connecting bars 2 extend to the concrete component body 7 and the longitudinal connecting bars 8 extend to the concrete component body 7 The part is poured and formed to form the truss floor deck body 1; when the concrete component body 7 is poured, a portion connected to the transverse connecting bars 2 and the longitudinal connecting bars 8 is reserved at the top of the concrete component body 7; in the truss building When the bearing plate body 1 is connected to the concrete member body 7, the portion of the transverse connecting bars 2 extending to the concrete member body 7 and the portion of the longitudinal connecting bars 8 extending to the concrete member body 7 are placed on the top of the concrete member body 7, and then poured. The top of the concrete component body 7 is connected to the truss floor deck body 1 and the concrete component body 7 through transverse connecting bars 2 and longitudinal connecting bars 8 .

Example 2

Referring to Figures 3 and 4, the connection structure between the concrete components and the truss floor deck in this embodiment is formed on the basis of Embodiment 1. Specifically, the truss floor deck body 1 includes the first truss floor deck. The main body and the second truss floor deck body, the first truss floor deck body and the second truss floor deck body are respectively arranged on opposite sides of the top of the concrete member body 7 (it can be opposite to the left and right, or opposite to the front and rear). ), that is, the truss floor deck body 1 and the concrete member body 7 are arranged oppositely on the top of the concrete member body 7, and the transverse connecting bars 2 or the longitudinal connecting bars 8 penetrate the first truss floor deck body, the top of the concrete member body 7 and The second truss floor deck body fixedly connects the first truss floor deck body, the concrete component body 7 and the second truss floor deck body.

Example 3

Referring to Figure 5, the connection structure between the concrete components and the truss floor deck in this embodiment is formed on the basis of Embodiment 1. Specifically, the connection structure between the concrete components and the truss floor deck in this embodiment also includes concrete. The cast-in-place plate 9, the truss floor deck body 1 and the concrete cast-in-place slab 9 are respectively arranged on opposite sides of the top of the concrete member body 7 (it can be opposite to the left and right, or opposite to the front and rear), that is, the truss floor deck body 1 is arranged opposite to the concrete cast-in-place plate 9 at the top of the concrete component body 7. The cast-in-place plate transverse connecting ribs 10 are provided inside the concrete component body 7 along the length direction. The transverse truss bars 3 and the cast-in-place plate transverse connecting ribs 10 are arranged on the concrete The top of the component body 7 is overlapped.

The overlap between the transverse truss bars 3 and the cast-in-place slab transverse connecting bars 10 is connected through fasteners. Among them, the fasteners are steel wires, lashing ropes or other connectors with a connection and fixation function.

In this embodiment, when connecting the truss floor deck body 1 , the cast-in-place concrete slab 9 and the concrete component body 7 , the cast-in-place slab transverse connecting ribs 10 in the concrete cast-in-place slab 9 are reserved with the concrete component body 7 For the connection part, place the part of the transverse connecting bar 2 or the longitudinal connecting bar 8 that is connected to the concrete member body 7 on the top of the concrete member body 7, and at the same time, place the part of the transverse connecting bar 2 or longitudinal connecting bar 8 that is connected to the concrete member body 7 The portion connected to the concrete component body 7 reserved on the cast-in-place plate transverse connecting bars 10 is overlapped, poured, and formed to achieve a fixed connection between the truss floor bearing plate body 1, the concrete cast-in-place plate 9, and the concrete component body 7. .

It should be noted that the length direction, width direction and height direction described in the present utility model are all based on the drawings of the description of the utility model as a reference and do not represent the actual installation direction of the components.

Claims (7)

1. The connection structure between the concrete component and the truss floor deck is characterized by including connecting bars, one end of the connecting bar extends to the inside of the truss floor deck body (1) and is fixed to the truss floor deck body (1) connection, the other end of the connecting bar extends to the inside of the concrete component body (7) and is fixedly connected to the concrete component body (7), and the truss floor deck body (1) is arranged on the top of the concrete component body (7) ; The connecting bars include transverse connecting bars (2) and longitudinal connecting bars (8). One end of the transverse connecting bars (2) extends to the truss floor decking body along the length direction of the truss floor decking body (1). The interior of (1) is fixedly connected to the truss floor deck body (1), and the other end of the transverse connecting bar (2) extends to the top of the concrete member body (7) and is fixedly connected to the concrete member body (7), so One end of the longitudinal connecting bar (8) extends along the width direction of the truss floor deck body (1) to the inside of the truss floor deck body (1) and is fixedly connected to the truss floor deck body (1). The other end of the connecting bar (8) extends to the top of the concrete component body (7) and is fixedly connected to the concrete component body (7); The truss floor deck body (1) is provided with transverse truss bars (3) and longitudinal truss bars (4) inside, and the transverse truss bars (3) and longitudinal truss bars (4) are arranged in a cross shape, so The portion of the transverse connecting bars (2) extending to the interior of the truss floor deck body (1) overlaps with the transverse truss bars (3), and the longitudinal connecting bars (8) extend to the interior portion of the truss floor deck body (1). Part of it is overlapped with the longitudinal truss reinforcement (4). 2. The connection structure between concrete components and truss floor decking as claimed in claim 1, characterized in that the overlapping portions of the transverse connecting bars (2) and the transverse truss bars (3) and the longitudinal connecting bars (8) The overlapping parts with the longitudinal truss bars (4) are all connected through fasteners. 3. The connection structure between the concrete component and the truss floor deck according to claim 1, characterized in that the connection structure between the concrete component and the truss floor deck further includes a concrete component side plate bottom form (5), and the The formwork plate surface of the concrete component side plate bottom form (5) is arranged parallel to the transverse connecting bars (2) or longitudinal connecting bars (8), and the concrete component side plate bottom form (5) is connected to the truss floor bearing plate body (1) The bottom end faces of the concrete component side plates are connected, and the concrete component side plate bottom form (5) is arranged on the side close to the concrete component body (7). 4. The connection structure between the concrete component and the truss floor deck as claimed in claim 3, characterized in that the connection structure between the concrete component and the truss floor deck further includes a concrete component side formwork (6), and the concrete component The side formwork (6) is attached to the side wall of the concrete component body (7) along the height direction of the concrete component body (7), and the concrete component side formwork (6) is fixedly connected to the concrete component side plate bottom formwork (5) . 5. The connection structure between the concrete component and the truss floor deck as claimed in claim 1, characterized in that the truss floor deck body (1) includes a first truss floor deck body and a second truss floor deck body. , the first truss floor deck body and the second truss floor deck body are respectively arranged on opposite sides of the top of the concrete member body (7), and the transverse connecting bars (2) or longitudinal connecting bars (8) pass through them in sequence The first truss floor deck body, the top of the concrete component body (7) and the second truss floor deck body fixedly connect the first truss floor deck body, the concrete component body (7) and the second truss floor deck body. 6. The connection structure between the concrete component and the truss floor deck as claimed in claim 1, characterized in that the connection structure between the concrete component and the truss floor deck further includes a cast-in-place concrete plate (9), and the truss floor The bearing plate body (1) and the cast-in-place concrete slab (9) are respectively arranged on opposite sides of the top of the concrete component body (7), and the cast-in-place slab transverse connecting ribs are provided inside the concrete component body (7) along the length direction. (10), the transverse truss bars (3) and the cast-in-place slab transverse connecting bars (10) are overlapped at the top of the concrete component body (7). 7. The connection structure between concrete components and truss floor decking as claimed in claim 6, characterized in that the overlapping joints between the transverse truss bars (3) and the cast-in-place slab transverse connecting bars (10) are fasteners connect.