CN212271394U

CN212271394U - Adjustable purlin

Info

Publication number: CN212271394U
Application number: CN202020385249.XU
Authority: CN
Inventors: 李青
Original assignee: Shandong Huazhong Heavy Steel Co ltd
Current assignee: Shandong Huazhong Heavy Steel Co ltd
Priority date: 2020-03-24
Filing date: 2020-03-24
Publication date: 2021-01-01
Anticipated expiration: 2030-03-24

Abstract

The utility model discloses an adjustable purlin, which relates to the technical field of house building equipment, and comprises a first purlin and a second purlin, wherein the ends of the first purlin and the second purlin are fixedly connected with a mounting plate, the mounting plate is fixedly connected with a building body, the left end of the second purlin is provided with a rotating bearing, the rotating bearing is connected with a screw rod, a threaded hole matched with the screw rod is arranged in the first purlin, the bottom mounting support seat of the first purlin and the second purlin is provided, the screw rod can be mounted and fixed in the threaded hole by rotating the screw rod, thereby realizing the fixed connection of the first purlin and the second purlin, after the screw rod is fixed with the threaded hole, the left end and the right end of a cross support rod are mounted in a chute, the left end and the right end of the cross support rod are kept at the same position height, the cross support rod is fixed in the chute by a fastening bolt passing through, and the installation is more stable and the disassembly is convenient.

Description

Adjustable purlin

Technical Field

The utility model relates to a housing construction equipment technical field specifically is an adjustable purlin.

Background

Purlins, also known as purlins, horizontal roof beams perpendicular to roof trusses or rafters, for supporting rafters or roofing material, are transversely bent, usually bidirectionally curved members, generally designed as simple cross-over tubes, commonly used purlins being of both solid-web and light-steel truss type.

Traditional purlin is mostly fixed structure, can not carry out horizontal adjustment according to the distance between the building of both sides, leads to the construction installation difficulty, and appears the quality problem because of the structural instability between two purlins easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable purlin to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an adjustable purlin comprises a first purlin and a second purlin, and is characterized in that the ends of the first purlin and the second purlin are fixedly connected with a mounting plate, the mounting plate is fixedly connected with a building body, the left end of the second purlin is provided with a rotating bearing, the rotating bearing is connected with a screw rod, a threaded hole matched with the screw rod is arranged in the first purlin, the bottoms of the first purlin and the second purlin are provided with a supporting seat, the first purlin and the second purlin are symmetrically mounted at the bottom of the supporting seat, a sliding groove is arranged in the supporting seat, one side of the surface edge of the supporting seat is provided with a mounting hole, a cross supporting rod is mounted in the sliding groove, a movable rotating shaft is mounted in the middle of the cross supporting rod, the left end and the right end of the cross supporting rod are mounted in the sliding groove, the cross supporting rod is, the fastening bolt is a hexagon head bolt.

As a further aspect of the present invention: the screw rod is connected with a disc, and the disc is installed at the left end of the rotating bearing.

As a further aspect of the present invention: and a rubber pad is arranged on the surface of the left side of the disc.

As a further aspect of the present invention: and a guide rod is arranged on one side of the supporting seat, which is far away from the cross supporting rod, and the upper end and the lower end of the guide rod are fixedly connected with the first purline and the second purline respectively.

As a further aspect of the present invention: and cross support rods are symmetrically arranged in the support seat from top to bottom.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides an adjustable purlin, through rotatory screw rod, the screw rod can install and fix in the threaded hole to the realization is with first purlin and second purlin fixed connection, the screw rod finishes with the screw hole is fixed, install the cross bracing piece left and right sides end in the spout, keep its left and right sides end to be located same position height, pass supporting seat and mounting hole through fastening bolt and fix the cross bracing piece in the spout, not only can adjust the installation length of installation between the purlin in real time, and make the installation more firm convenient to detach.

Drawings

Fig. 1 is a schematic view of an adjustable purlin.

Fig. 2 is a schematic structural view of a support seat in an adjustable purlin.

Fig. 3 is a schematic structural view of a fastening bolt in an adjustable purlin.

In the figure: 1-a first purlin; 2-mounting a plate; 3-a guide rod; 4-a support seat; 5-mounting holes; 6-fastening bolts; 7-cross bracing bars; 8-a movable rotating shaft; 9-rubber pad; 10-a threaded hole; 11-a screw; 12-a disc; 13-a rotational bearing; 14-a second purlin; 15-chute.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Example 1

Referring to fig. 1-3, an adjustable purlin includes a first purlin 1 and a second purlin 14, ends of the first purlin 1 and the second purlin 14 are fixedly connected to a mounting plate 2, the mounting plate 2 is fixedly connected to a building body, in order to connect the first purlin 1 and the second purlin 14, a rotating bearing 13 is mounted at a left end of the second purlin 14, the rotating bearing 13 is connected to a screw 11, a threaded hole 10 matched with the screw 11 is arranged in the first purlin 1, the screw 11 can be mounted and fixed in the threaded hole 10 by rotating the screw 11, so that the first purlin 1 and the second purlin 14 are fixedly connected, the disassembly is convenient, the mounting distance of the screw 11 in the threaded hole 10 can be adjusted, and in order to fix bottoms of the first purlin 1 and the second purlin 14, a support seat 4 is mounted at bottoms of the first purlin 1 and the second purlin 14, first purlin 1 and second purlin 14 are installed to 4 bottom symmetries of supporting seat, set up spout 15 in the supporting

seat

4, 4 surperficial edge one sides of supporting seat set up mounting hole 5, installation cross support bar 7 in the

spout

15, 7 mid-mounting movable rotating shaft 8 of cross support bar, both ends are installed in spout 15 about cross support bar 7,

cross support bar

7 and 15 sliding connection of spout, installation fastening bolt 6 in the mounting hole 5, fastening bolt 6 is hexagon head bolt, fastening bolt 6 passes supporting seat 4 and mounting hole 5 and fixes cross support bar 7 in spout 15.

Further, in order to improve the stability of the first purline 1 and the second purline 14 during connection, in this embodiment, the screw 11 is connected to the disc 12, and the disc 12 is installed at the left end of the rotating bearing 13.

Furthermore, in order to enable the first purline 1 and the second purline 14 to have a buffering effect and prolong the service life of the first purline 1 and the second purline 14, in this embodiment, a rubber pad 9 is installed on the left side surface of the circular disc 12.

Further, in order to ensure balance between the left end and the right end of the first purline 1 and the second purline 14, in this embodiment, the guide rod 3 is installed on one side of the support seat 4 away from the cross support rod 7, and the upper end and the lower end of the guide rod 3 are respectively fixedly connected with the first purline 1 and the second purline 14.

Example 2

Referring to fig. 1 to 3, on the basis of embodiment 1, in order to fix the position of the cross support rod 7, after the first purline 1 and the second purline 14 are fixed to the threaded hole 10 by the screw 11, the left and right ends of the cross support rod 7 are installed in the sliding groove 15, the left and right ends are kept at the same position height, and the cross support rod 7 is fixed in the sliding groove 15 by passing the fastening bolt 6 through the support base 4 and the installation hole 5.

Further, in order to ensure the stability of the connection between the left and right support seats 4, in this embodiment, cross support rods 7 are symmetrically installed in the support seats 4.

The utility model discloses a theory of operation is: the utility model provides an adjustable purlin, is through mounting panel 2 with first purlin 1 and second purlin 14 and building body fixed connection, rotatory screw rod 11, screw rod 11 can install and fix in screw hole 10 to the realization is with

first purlin

1 and 14 fixed connection of second purlin, screw rod 11 finishes with screw hole 10 is fixed, installs the end of the 7 left and right sides of cross support pole in spout 15, keeps the end of its left and right sides to be located the same position height, passes supporting seat 4 and mounting hole 5 through fastening bolt 6 and fixes cross support pole 7 in spout 15.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. An adjustable purlin comprises a first purlin (1) and a second purlin (14) and is characterized in that the ends of the first purlin (1) and the second purlin (14) are fixedly connected with a mounting plate (2), the mounting plate (2) is fixedly connected with a building body, a rotating bearing (13) is mounted at the left end of the second purlin (14), the rotating bearing (13) is connected with a screw rod (11), a threaded hole (10) matched with the screw rod (11) is formed in the first purlin (1), a supporting seat (4) is mounted at the bottom of the first purlin (1) and the second purlin (14), the first purlin (1) and the second purlin (14) are symmetrically mounted at the bottom of the supporting seat (4), a sliding groove (15) is formed in the supporting seat (4), a mounting hole (5) is formed in one side of the surface edge of the supporting seat (4), and a cross supporting rod (7) is mounted in the sliding groove (15), cross bracing piece (7) mid-mounting activity pivot (8), both ends are installed in spout (15) about cross bracing piece (7), cross bracing piece (7) and spout (15) sliding connection, installation fastening bolt (6) in mounting hole (5), fastening bolt (6) are hexagon head bolt.

2. Adjustable purlin according to claim 1, wherein the screw (11) is connected to a disc (12), the disc (12) being mounted at the left end of a rotary bearing (13).

3. Adjustable purlin according to claim 2, characterised in that the disc (12) is provided with a rubber pad (9) on its left side surface.

4. Adjustable purlin according to claim 1, wherein a guide bar (3) is mounted on a side of the support base (4) remote from the cross-bracing bar (7), and the upper and lower ends of the guide bar (3) are fixedly connected to the first purlin (1) and the second purlin (14), respectively.

5. Adjustable purlin according to claim 1 or 4, characterised in that cross support rods (7) are mounted symmetrically up and down in the support base (4).