CN216340482U - Beam bottom reinforcing steel bar supporting pad structure - Google Patents

Abstract

The utility model discloses a beam bottom reinforcement pad structure, which comprises a reinforcement frame and a concrete base, the concrete base wraps the lower end of the reinforcement frame, the reinforcement frame is in a Y-shaped structure, and the main reinforcement is arranged at the upper end of the reinforcement frame Inside the opening, the concrete base is set on the bottom formwork of the beam, the steel skeleton includes a left rib part and a right rib part, and the lower end of the left rib part and the lower end of the right rib part are vertically juxtaposed and embedded in the into the concrete base. The utility model makes use of waste steel bars formed by laying main bars or steel meshes to make a Y-shaped steel bar frame, wraps concrete at the lower end of the steel bar frame to form a concrete base, and is supported under the main bars at the bottom of the beam after integral molding, so that the main bars at the bottom of the beam are clamped into the steel frame. The upper end of the beam is fixed to meet the thickness requirements of the steel protective layer between the main reinforcement at the bottom of the beam and the formwork at the bottom of the beam, and the overall structure is simple, the source of materials is environmentally friendly and easy to obtain, the quality of the finished product is high, the setting process does not shift, and the support pad nodes are stable.

Description

A beam bottom steel support pad structure

technical field

The utility model relates to the technical field of building construction, in particular to a beam bottom reinforcement pad structure.

Background technique

Reinforcing bar protection layer is a structure with a certain thickness used to ensure that the steel bar and surrounding concrete can work together and prevent the steel bar from rusting or expanding due to the action of water vapor and air to expose the concrete surface. Therefore, the standardization of the thickness of the steel bar protection layer directly affects the reinforcement Corrosion damage to beam members. When setting the main reinforcement at the bottom of the beam, there needs to be a gap between the main reinforcement at the bottom of the beam and the formwork at the bottom of the beam to set up the protective layer pad of the reinforcement to expand the bearing area and solve the local bearing problem. In the prior art, the reinforced protective layer cushion block is usually made of plastic material, marble/cement material or metal and other materials. Most plastic products are prefabricated products, and the products have quality problems such as easy aging and poor durability. Large, fragile, easy to displace and other problems, metal products are prone to process defects, rough edges, insufficient toughness, and easy damage.

The above is insufficient and needs to be improved.

SUMMARY OF THE INVENTION

In order to overcome the deficiencies of the prior art, the utility model provides a beam bottom reinforcement pad structure.

The technical scheme of the present utility model is as follows:

A beam-bottom steel support pad structure comprises a steel frame and a concrete base, the concrete base wraps the lower end of the steel frame, the steel frame has a Y-shaped structure, and the main bars are arranged inside the opening of the upper end of the steel frame, so the The concrete base is arranged on the bottom formwork of the beam, and the reinforced frame includes a left rib part and a right rib part, and the lower end of the left rib part and the lower end of the right rib part are vertically juxtaposed and embedded in the concrete base.

In the above-mentioned beam bottom reinforcement pad structure, the top of the reinforcement frame is flush everywhere.

Further, the distance between the top of the steel reinforcement frame and the beam bottom formwork is 58 mm.

In the above-mentioned beam bottom reinforcement pad structure, the left rib portion and the right rib portion both include a first folded portion and a second folded portion, and a space between the first folded portion and the second folded portion is included. The included angle is an obtuse angle.

Further, the included angle between the first folding portion and the second folding portion is 130°.

Further, the first folded portion of the left rib portion and the first folded portion of the right rib portion are vertically juxtaposed, and the first folded portion of the left rib portion and the first folded portion of the right rib portion Weld the connection and insert into the concrete base.

Further, the outer bottom of the second folded portion of the left rib portion is flush with the outer bottom of the second folded portion of the right rib portion and is arranged horizontally to form a placement opening, and the main rib is arranged in the placement opening and on both sides. Contact with the outer side of the second folded portion of the left rib portion and the outer side of the second folded portion of the right rib portion.

In the above-mentioned beam bottom reinforcement pad structure, the concrete base is a cube structure or a cylinder structure.

In the above-mentioned beam bottom reinforcement pad structure, the ratio of the diameter of the part where the lower end of the reinforcement frame is embedded in the concrete base and the width of the concrete base is 3:5.

In the above-mentioned beam bottom reinforcement pad structure, the diameter of the part where the lower end of the reinforcement frame is embedded in the concrete base is the same as the diameter of the main reinforcement.

In the above-mentioned beam bottom reinforcement pad structure, the opening angle of the upper end of the reinforcement frame is 100°.

According to the present utility model of the above scheme, the beneficial effect is that the utility model utilizes waste steel bars formed by laying main bars or steel meshes to make a Y-shaped steel bar frame, wraps concrete at the lower end of the steel bar frame to form a concrete base, and supports the bottom of the beam after integral molding. Below the main reinforcement, the main reinforcement at the bottom of the beam is clamped into the upper end of the steel frame and fixed, which meets the thickness requirements of the steel protective layer between the main reinforcement at the bottom of the beam and the formwork at the bottom of the beam, and the overall structure is simple, the source of materials is environmentally friendly and easy to obtain, and the quality of the finished product is high. The setting process does not shift, and the support pad nodes are stable.

In the utility model, a support pad structure is arranged between the main reinforcement and the beam bottom formwork, which can not only increase the pressure bearing capacity and separate the distance between the main reinforcement and the beam bottom formwork, but also regulate the setting position of the main reinforcement. When the main reinforcement density is high, a certain distance can be maintained between the reinforcement bars to meet the requirements of the main reinforcement spacing.

Compared with plastic products, the metal material of the steel bar has high durability; compared with marble/cement products, the quality of the utility model is small, not easy to break, and not easy to shift; and compared with other metal products, the material source of the utility model Simple and environmentally friendly. At the same time, due to the mature technology of building construction steel bars and a high degree of standardization, the quality of its products is high.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only for the present utility model. For some new embodiments, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without any creative effort.

Figure 1 is a schematic structural diagram of the utility model.

Among them, each reference sign in the figure:

1. Rebar frame; 11. Left rib part; 12. Right rib part; 13. First folding part; 14. Second folding part;

2. Concrete base;

3. Main tendons.

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects to be solved by the present utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not used to limit the present invention.

It should be noted that when a component is referred to as being "fixed" or "disposed" or "connected" to another component, it can be directly or indirectly located on the other component. The terms "top", "bottom", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" etc. refer to orientations or positions based on the attached The orientation or position shown in the figure is only for the convenience of description, and should not be construed as a limitation on the technical solution. The terms "first", "second", etc. are only used for the purpose of description, and should not be construed as indicating or implying relative importance or implying indicating the number of technical features.

A beam-bottom reinforcement pad structure, as shown in Figure 1, includes a steel frame 1 and a concrete base 2, the concrete base 2 wraps the lower end of the steel frame 1, the steel frame 1 has a Y-shaped structure, and the main bars 3 are arranged on the upper end of the steel frame 1. Inside the opening, the concrete base 2 is arranged on the bottom formwork of the beam, and the reinforced frame 1 includes a left rib part 11 and a right rib part 12, and the lower end of the left rib part 11 and the lower end of the right rib part 12 are vertically juxtaposed and embedded in the concrete base 2 middle.

The utility model is designed to set a support pad structure between the main reinforcement at the bottom of the beam and the template at the bottom of the beam, so as to elevate the main reinforcement at the bottom of the beam and ensure the thickness requirement of the steel protection layer between the main reinforcement at the bottom of the beam and the template at the bottom of the beam. Based on the structure of the prior art, the present utility model decides to divide the support pad structure into upper and lower structural designs. The upper end structure is used to place and stabilize the main bars at the bottom of the beam, and the lower end structure is used to stabilize the position of the support pad. The overall structure is Y The shape of the shape and the opening at the upper end are conducive to the setting and stability of the main reinforcement at the bottom of the beam. Considering the requirement of stable and non-displacement of the lower end structure, as well as the bearing effect of the support pad structure, the area of the bottom is increased to form a block structure.

On this basis, comprehensively considering the advantages and disadvantages of various materials in the prior art, the structures at the upper and lower ends are made of different materials, and try to use waste materials from the construction site to reduce the cost of prefabricated workpieces, and then consider the support pad Due to the similarity of the materials at the upper and lower ends of the structure, the upper structural material is made of scrap steel, and the lower material is made of concrete.

Compared with the plastic material products in the prior art, the metal materials and concrete materials of waste steel bars have stable properties, high durability, and no aging problem; compared with marble/cement material products, the combined structural quality of waste steel bars and concrete is low. , Compared with the pure cement structure, the combined structure is less fragile, and because the upper end is a Y-shaped structure, it is easy to use the self-node structure of the steel mesh to stabilize the position and is not easy to shift; compared with pure metal material products, the utility model uses waste steel bars It is easy to source, simple in structure, and can be made on site without purchasing it. At the same time, the steel material itself has mature technology and a high degree of standardization, resulting in a high overall quality of the finished product, which is not easy to be damaged, and has no burrs and insufficient toughness.

In a specific embodiment, the Y-shaped support pad structure is made by welding two pieces of scrap steel bars, and the two pieces of scrap steel bars are respectively the left rib portion 11 and the right rib portion 12 of the upper end structure. The left rib portion 11 and the right rib portion 12 both include a first folded portion 13 and a second folded portion 14 , the angle between the first folded portion 13 and the second folded portion 14 is an obtuse angle, and the second folded portion of the left rib portion 11 The included angle between the portion 14 and the second folding portion 14 of the right rib portion 12 is also an obtuse angle. Specifically, in this embodiment, the included angle between the first folded portion 13 and the second folded portion 14 is 130°, and the second folded portion 14 of the left rib portion 11 and the second folded portion 14 of the right rib portion 12 The opening angle between them is 100°.

The top of the steel bar frame 1 is flush everywhere, the bottom of the outer side of the second folded portion 14 of the left rib portion 11 is flush with the bottom of the outer side of the second folded portion 14 of the right rib portion 12 and is set horizontally to form a placement opening, and the main rib 3 is set in the placement port. The inside and both sides of the mouth are in contact with the outer side of the second folded portion 14 of the left rib portion 11 and the outer side of the second folded portion 14 of the right rib portion 12, so that the main rib 3 can be stabilized at the bottom of the opening position.

In order to ensure the stability of the support of the reinforced frame 1 , the diameter of the part of the lower end of the reinforced frame 1 embedded in the concrete base 2 is the same as the diameter of the main reinforcement 3 . Specifically, in this embodiment, the ratio of the diameter of the part where the lower end of the reinforced frame 1 is embedded in the concrete base 2 and the width of the concrete base 2 is 3:5.

In a specific embodiment, the distance between the top of the steel frame 1 and the beam bottom formwork is 58 mm.

In a specific embodiment, the concrete base 2 is a cubic structure.

In a specific embodiment, the concrete base 2 is a cylindrical structure.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included in the present invention. within the scope of protection of the utility model.

Claims (10)

1. The utility model provides a beam bottom reinforcing bar support pad structure, its characterized in that, includes framework of steel reinforcement and concrete base, the concrete base parcel framework of steel reinforcement's lower extreme, framework of steel reinforcement is Y font structure, and the main muscle sets up inside the opening of framework of steel reinforcement upper end, concrete base sets up on the roof beam die block board, framework of steel reinforcement includes left muscle portion and right muscle portion, the lower extreme of left side muscle portion with the lower extreme of right muscle portion is vertical to be set up side by side and to be imbedded in the concrete base.

2. A beam bottom rebar stay structure as claimed in claim 1 wherein the top of the rebar skeleton is level throughout.

3. The bottom reinforcement bolster structure of claim 2, wherein a distance between a top of the reinforcement cage and the bottom form is 58 mm.

4. The bottom reinforced bar support structure of claim 1, wherein the left rib portion and the right rib portion each include a first fold portion and a second fold portion, and an included angle between the first fold portion and the second fold portion is an obtuse angle.

5. The reinforcement brace structure of claim 4, wherein the angle between the first fold and the second fold is 130 °.

6. The beam bottom reinforcement support structure according to claim 4, wherein the first fold of the left rib and the first fold of the right rib are vertically arranged in parallel, and the first fold of the left rib and the first fold of the right rib are welded and inserted into the concrete base.

7. The beam bottom reinforcement support structure of claim 4, wherein the second fold outer bottom of the left rib is flush with the second fold outer bottom of the right rib and horizontally disposed to form a placement opening, the main rib is disposed in the placement opening, and both sides of the main rib are in contact with the second fold outer sides of the left rib and the right rib.

8. A beam-bottom reinforcing bolster structure as claimed in claim 1, characterized in that said concrete foundation is of a cubic or cylindrical structure.

9. The bottom reinforcing bar support structure of claim 1, wherein the diameter of the portion of the lower end of the reinforcing cage embedded in the concrete foundation is the same as the diameter of the main bar.

10. The bottom reinforced bolster structure of claim 1, wherein an opening angle of the upper end of the framework is 100 °.

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