CN217897007U - Prefabricated steel lintel and door lintel structure - Google Patents

Abstract

The utility model relates to a prefabricated steel lintel, which comprises two end beams which are oppositely arranged in a building, wherein the outer ends of the two end beams are suitable for being connected and fixed with a wall body, and the other ends of the two end beams are suitable for being connected with a middle beam; the middle beam is positioned between the two end beams, and two ends of the middle beam are respectively connected with the end beams on two sides by bolts; the end beams and the middle beam are both made of angle steel. A door lintel structure includes a door opening; the steel lintel adopts the prefabricated steel lintel; two steel lintels are relative setting, two angle limits of steel lintel are the level respectively to and vertical to setting up, wherein, the level of end beam is to during the fragment of brick of angle limit embedding wall body to make end plate and wall body fixed connection. The prefabricated steel lintel is formed by connecting two end beams and a middle beam, is convenient to assemble on site, carry and use in site construction, and the angle steel structure can enable the lintel to bear larger load and ensure the strength of the door lintel structure.

Description

Prefabricated steel lintel and door lintel structure

Technical Field

The utility model relates to a building field, concretely relates to prefabricated steel lintel and door lintel structure.

Background

Lintel is often needed on a building door opening, traditionally, a cement prefabricated floor slab used at the upper end of the door opening is used as the lintel (door beam) in the construction process, the cement prefabricated floor slab needs longer time to wait, and the prefabricated cement slab is not used for some buildings in the construction period.

At present, a prefabricated cement plate is not used, a metal plate is mainly used, the metal plate is cut to be required size and is installed at the top of a door opening, so that the top of the door opening is supported, the metal plate is used as a lintel, the problem that the cement plate needs to be poured for a long time can be solved, the metal plate needs to be cut, large-scale cutting equipment needs to be used, and the prefabricated cement plate is not flexible and convenient to use.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: overcome prior art's not enough, provide a prefabricated steel lintel and door lintel structure, solve at present to the door lintel make manufacturing inconvenient, influence the problem that door lintel structure efficiency of construction is low.

The utility model provides a technical scheme that its technical problem adopted is:

in a first aspect:

a prefabricated steel lintel is provided, which comprises

The two end beams are oppositely arranged in the building, the outer ends of the two end beams are suitable for being connected and fixed with the wall body, and the other ends of the two end beams are suitable for being connected with the middle beam;

the middle beam is positioned between the two end beams, and two ends of the middle beam are respectively connected with the end beams on two sides by bolts;

the end beams and the middle beam are both made of angle steel.

Furthermore, an end plate is fixedly arranged at the outer end of the end beam, and a first through hole is formed in the end plate;

the embedded bolt is suitable for penetrating through the first through hole of the end plate so as to enable the end beam to be connected with the wall body.

Furthermore, a plurality of second through holes are formed in two corner edges of the end beam and the middle beam;

and the connecting bolt penetrates through the second through holes of the end beam and the middle beam so as to fixedly connect the end beam and the middle beam.

In a second aspect:

there is provided a door lintel structure comprising

A door opening, which is arranged in the wall body;

the pair of steel lintels is arranged at the top of the door opening, and the prefabricated steel lintels are adopted as the steel lintels;

two steel lintels are relative setting, two angle limits of steel lintel are the level respectively to and vertical to setting up, wherein, the level of end beam is to during the fragment of brick of angle limit embedding wall body to make end plate and wall body fixed connection.

Furthermore, a steel wire mesh is laid between the horizontal corner edges of the two steel lintels.

In a third aspect:

there is provided a door lintel structure comprising

A door opening, which is arranged in the wall body;

the four embedded bolts are respectively arranged in the wall bodies on the two sides of the upper end of the door opening;

the pair of steel lintels is arranged at the top of the door opening, and the prefabricated steel lintels are adopted as the steel lintels;

and end plates at two ends of the steel lintel are respectively connected and fixed with the embedded bolts so as to fixedly connect the end plates with the wall body.

Furthermore, a steel wire mesh is laid between the horizontal corner edges of the two steel lintels.

The beneficial effects of the utility model are that:

the prefabricated steel lintel is formed by connecting two end beams and a middle beam, is convenient to assemble on site, is convenient to carry and is convenient to use in site construction, and the angle steel structure can enable the lintel to bear larger load and ensure the strength of the door lintel structure.

Drawings

The present invention will be further explained with reference to the accompanying drawings.

FIG. 1 is a block diagram of an end beam and a center beam;

FIG. 2 is a diagram of a connection structure of an end beam and an intermediate beam;

FIG. 3 is a schematic view of a first door lintel structure;

FIG. 4 is a schematic illustration of an end beam with end plates installed;

FIG. 5 is a schematic view of a wall with embedded bolts installed;

FIG. 6 is a schematic view of a second door lintel structure;

2, end beams, 3, middle beams, 4, end plates, 51, first through holes, 52 and second through holes;

61. first bolt, 62, buried bolt in advance.

Detailed Description

The invention will now be further described with reference to the accompanying drawings. The drawings are simplified schematic diagrams only illustrating the basic structure of the present invention in a schematic manner, and thus show only the components related to the present invention.

Example one

As shown in figure 1 and figure 2, the prefabricated steel lintel comprises

The two end beams 2 are oppositely arranged in the building, the outer ends of the two end beams are suitable for being connected and fixed with the wall body, and the other ends of the two end beams are suitable for being connected with the middle beam 3;

the middle beam 3 is positioned between the two end beams 2, and two ends of the middle beam are respectively connected with the end beams 2 at two sides by bolts;

the end beam 2 and the middle beam 3 are both made of angle steel.

In this embodiment, the first bolt 61 is passed through the end beams 2 and the intermediate beam 3, and then nuts are coupled, thereby coupling the intermediate beam 3 between the two end beams 2,

the number of the first bolts 61 is secured to two or more at each joint, thereby improving the stability of the joint.

Specifically, as an optional implementation manner in this embodiment, as shown in fig. 4, fig. 5, and fig. 6, an end plate 4 is fixedly disposed at an outer end of the end beam 2, and a first through hole 51 is formed in the end plate 4;

the embedded bolts 62 are adapted to pass through the first through holes 51 of the end plate 4 to connect the end beam 2 with the wall body.

Specifically, as an optional implementation manner in this embodiment, as shown in fig. 1 and fig. 2, a plurality of second through holes 52 are formed on two corner edges of the end beam 2 and the middle beam 3;

the first bolt 61 passes through the second through holes 52 of the end beam 2 and the middle beam 3 to fixedly connect the end beam 2 with the middle beam 3.

In use, the second through hole 52 through which the first bolt 61 is required to pass is selected according to the actual required length of the steel lintel, so that the middle beam 3 is connected between the two end beams 2, achieving the purpose of adjusting the length of the steel lintel.

The prefabricated steel lintel of this embodiment carries out assembled joint through adopting three angle steel, realizes steel lintel adjustable length's purpose to the steel lintel is convenient for install in the door opening top, promotes the stability and the reliability of prefabricated steel lintel at the installation of door opening top.

In this embodiment, in order to improve the strength of the steel lintel, a plurality of end beams 2 and middle beams 3 can be stacked together for use, so as to improve the strength of the whole lintel.

Example two

As shown in fig. 3, a door lintel structure includes

A door opening, which is arranged in the wall body;

the pair of steel lintels is arranged at the top of the door opening, and the steel lintels adopt the prefabricated steel lintels in the first embodiment;

two steel lintels are relative setting, two angle limits of steel lintel are the level respectively to and vertical to setting up, wherein, the level of end beam 2 is to during the fragment of brick of angle limit embedding wall body to make end plate 4 and wall body fixed connection.

Specifically, as an optional implementation manner in this embodiment, a steel mesh is laid between the horizontal corner edges of the two steel lintels.

In this embodiment, through lay the wire net piece between two steel lintels, can play the purpose of support to the fragment of brick.

The door lintel structure of this embodiment piles up the wall body with the fragment of brick earlier, treats that the door opening height is suitable after, places a pair of steel lintel at the wall body of door opening both sides, and the level of end beam 2 sets up between two fragment of brick from top to bottom to the angle limit, and resin upwards sets up to the angle limit, erects in the door opening top through two prefabricated steel lintels, then just can continue to lay bricks in the door opening top, continues to build the construction.

EXAMPLE III

As shown in fig. 4, 5 and 6, a door lintel structure includes

A door opening, which is arranged in the wall body;

four embedded bolts 62 respectively arranged in the wall body at the two sides of the upper end of the door opening;

the pair of steel lintels is arranged at the top of the door opening, and the steel lintels adopt the prefabricated steel lintels in the embodiment;

the end plates 4 at the two ends of the steel lintel are respectively connected and fixed with the embedded bolts 62, so that the end plates 4 are fixedly connected with the wall body.

Specifically, as an alternative implementation manner in this embodiment, as shown in fig. 6, a steel mesh is laid between the horizontal corner edges of the two steel lintels.

The door lintel structure of this embodiment piles up the wall body with the fragment of brick earlier, treats that the door opening height is suitable after, two pre-buried bolts 62 are pre-buried respectively in wall body both sides, then the prefabricated steel lintel of embodiment one is installed between two relative pre-buried bolts 62, and pre-buried bolt 62 passes and connects lock nut behind the end plate 4 of steel lintel to it is fixed with prefabricated steel lintel, just so accomplish the erections of two steel lintels, then just can continue to lay bricks in the door opening top, continue to build the construction.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (7)

1. A prefabricated steel lintel is characterized by comprising

The two end beams are oppositely arranged in the building, the outer ends of the two end beams are suitable for being connected and fixed with the wall body, and the other ends of the two end beams are suitable for being connected with the middle beam;

the middle beam is positioned between the two end beams, and two ends of the middle beam are respectively connected with the end beams on two sides by bolts;

the end beams and the middle beam are both made of angle steel.

2. The prefabricated steel lintel as recited in claim 1,

an end plate is fixedly arranged at the outer end of the end beam, and a first through hole is formed in the end plate;

the embedded bolt is suitable for penetrating through the first through hole of the end plate so as to enable the end beam to be connected with the wall body.

3. The prefabricated steel lintel as claimed in claim 1 or 2,

a plurality of second through holes are formed in the two corner edges of the end beam and the middle beam;

and the connecting bolt penetrates through the second through holes of the end beam and the middle beam so as to fixedly connect the end beam and the middle beam.

4. A door lintel structure is characterized by comprising

A door opening, which is arranged in the wall body;

a pair of steel lintels arranged at the top of the door opening, the steel lintels being prefabricated steel lintels according to claim 1;

two steel lintels are relative setting, two angle limits of steel lintel are the level respectively to and vertical to setting up, wherein, the level of end beam is to during the fragment of brick of angle limit embedding wall body to make end plate and wall body fixed connection.

5. The door lintel structure as recited in claim 4,

and a steel wire mesh is laid between the horizontal angle edges of the two steel lintels.

6. A door lintel structure, characterized by comprising

A door opening, which is arranged in the wall body;

the four embedded bolts are respectively arranged in the wall bodies on the two sides of the upper end of the door opening;

a pair of steel lintels arranged at the top of the door opening, the steel lintels being prefabricated steel lintels according to claim 2;

and end plates at two ends of the steel lintel are respectively connected and fixed with the embedded bolts so as to fixedly connect the end plates with the wall body.

7. The door lintel structure as recited in claim 6,

and a steel wire mesh is laid between the horizontal angle edges of the two steel lintels.

Images