CN212743481U - Purlin reinforcing mechanism - Google Patents

Abstract

The utility model belongs to the technical field of photovoltaic power station and roof building reinforcement, and discloses a purlin reinforcing mechanism, which comprises at least two cross beams, wherein the cross beams are respectively arranged on stand columns at two sides of a purlin; the prestressed cable penetrates through at least two cross beams, and two ends of the prestressed cable are fixed on the ground; and the connecting piece is used for connecting the prestressed cable and the purline between at least two cross beams. The utility model discloses a purlin strengthening mechanism sets up the crossbeam through the tip at the purlin, and the prestressed cable passes crossbeam and tensioning after-fixing are on ground, not only simple process, are convenient for implement, and the efficiency of construction is high moreover, and is with low costs. Through the utility model discloses a purlin strengthening mechanism, the bearing capacity of make full use of stand, with the prestressed cable tensioning between the stand of both sides, improved the bearing capacity of purlin greatly.

Description

Purlin reinforcing mechanism

Technical Field

The utility model relates to a photovoltaic power plant and roofing building reinforcement technical field especially relate to a purlin reinforcing mechanism.

Background

The photovoltaic power station is not limited by resource distribution regions, and can utilize the advantages of building roofs, so that the photovoltaic power station is increasingly popularized and applied. Common roof structures are divided into concrete roofs and color steel roofs, which are usually designed for power plants in a controlled load-bearing range. But most roofs need to be reinforced by purlins before photovoltaic power stations are built, so that the strength and the stability of the purlins are improved. The conventional mode has the mode through increasing the brace between the purlin to increase stability, also has the mode through increasing the connecting piece and improves intensity for the purlin becomes continuous structure by simple structure, thereby the bearing capacity of purlin reaches the load requirement of building photovoltaic power plant. But above-mentioned reinforcement mode also exists not enoughly, not only transversely need increase the brace between purlin and the purlin and improve the stability of wind suction, still need vertical purlin and purlin increase to connect the connecting piece, improve the purlin bending resistance bearing capacity. The process is complicated, the construction period is long, the normal production activity of a factory is influenced, and extra cost is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a purlin strengthening mechanism to solve the reinforced and fixed problem of purlin.

To achieve the purpose, the utility model adopts the following technical proposal:

a purlin strengthening mechanism, comprising:

at least two cross beams are respectively arranged on the upright columns on the two sides of the purline;

the prestressed cables penetrate through at least two cross beams, and two ends of the prestressed cables are fixed on the ground after being tensioned; and

and the connecting piece is used for connecting the prestressed cable and the purline between at least two cross beams.

Optionally, the connector is a rigid member.

Optionally, the connecting piece is a U-shaped piece with a downward opening, the bottom of the U-shaped piece is connected with the purline, and the opening of the U-shaped piece is connected with the prestressed cable.

Optionally, two free ends of the opening portion of the connecting member have first through holes through which the prestressed cable is passed.

Optionally, the cross beam is an H-shaped beam, four end points are respectively and fixedly connected with the upright post, and a middle portion is parallel to the upright post.

Optionally, the cross beam is provided with a second through hole, and the stress cable penetrates through the second through hole.

Optionally, the second through hole is provided in a middle portion of the cross beam.

Optionally, both ends of the prestressed cable are fixed to the ground through ground anchors.

Optionally, the prestressed cable penetrates through the connecting piece and the cross beam from the lower part of the purlins.

Optionally, a plurality of the prestressed cables are arranged below the purlins, and the distances between the transverse tensioning sections of the prestressed cables and the purlins are equal.

The utility model has the advantages that:

the utility model discloses a purlin strengthening mechanism, through set up the crossbeam on the side stand of purlin, the prestressed cable passes crossbeam and tensioning after-fixing are on ground, not only simple process, are convenient for implement, and the efficiency of construction is high moreover, and is with low costs. Through the utility model discloses a purlin strengthening mechanism, the bearing capacity of make full use of stand, with the prestressed cable tensioning between the stand of both sides, improved the bearing capacity of purlin greatly.

Drawings

Fig. 1 is an installation schematic view of a purlin strengthening mechanism of the present invention;

fig. 2 is a schematic layout view of a purlin strengthening mechanism of the present invention;

FIG. 3 is an enlarged schematic view of area A of FIG. 1;

fig. 4 is an enlarged schematic view of the region B in fig. 1.

In the figure:

100. a purlin; 200, a column;

1. a cross beam; 2, prestressed cables; 3, connecting pieces;

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The utility model provides a purlin strengthening mechanism consolidates the roofing purlin 100 that needs installation photovoltaic power plant to make its intensity and the stability requirement that satisfies construction photovoltaic power plant. As shown in fig. 1-4, the purlin 100 is C-shaped. The purline reinforcing mechanism comprises cross beams 1, prestressed cables 2 and connecting pieces 3, wherein at least two cross beams 1 are respectively arranged on upright posts 200 on two sides of a purline 100; the prestressed cable 2 passes through the two cross beams 1, and two ends of the prestressed cable are fixed on the ground at two sides of the upright post 200; the connecting piece 3 connects the prestressed cable 2 between the two cross beams 1 and the purline 100.

The utility model discloses a purlin strengthening mechanism sets up crossbeam 1 through the both sides at purlin 100, and prestressing cable 2 passes crossbeam 1 and tensioning after-fixing on ground, and not only simple process is convenient for implement, and the efficiency of construction is high moreover, and is with low costs. Through the utility model discloses a purlin strengthening mechanism, make full use of stand 200's bearing capacity, with 2 tensioning of prestressed cable between stand 200 of both sides, improved purlin 100's bearing capacity greatly.

Wherein the connecting member 3 is a rigid member. The connecting piece 3 is designed to be a rigid piece, so that the strength and rigidity between the prestressed cable 2 and the purline 3 can be increased, the tension force of the prestressed cable 2 is transmitted to the purline 100, and the bearing capacity and the stability of the purline 100 are improved.

As shown in fig. 4, the connecting piece 3 is a downward-opening U-shaped piece, the top of the connecting piece is connected with a purline 100, and the opening part is connected with the prestressed cable 2. And the U-shaped piece is adopted, so that the acting surface between the top and the purline 100 is increased, and the connection stability is improved. The mode of opening downwards forms the support to purlin 100, has two fulcrums in the direction of the tensioning of prestressing cable 2, further increases stability and reliability. In other embodiments, the shape of the connecting member 3 is not limited to U-shaped member, and any polygonal frame structure or column structure may be adopted, and the bottom of the connecting member 3 is preferably designed to be as wide as the bottom of the purlin 100, so as to ensure the favorable support for the purlin 100.

As shown in fig. 4, the two free ends of the opening portion of the connecting member 3 have first through holes through which the prestressing cables 2 are passed. First through holes are respectively processed at two free ends of the connecting piece 3, the height of each through hole is consistent, the diameter of each first through hole is slightly larger than the outer diameter of the prestressed cable 2, the tensioning force generated when the prestressed cable 2 is tensioned directly acts on the first through holes, and the connecting piece 3 is a rigid piece, so that the purline 100 can be well supported and stabilized. Two first through holes are designed, so that the prestressed cable 2 below the purline 100 can be ensured to be parallel to the purline 100, and stable and balanced support is provided.

Referring to fig. 3, the cross beam 1 is an H-shaped beam, four end points are respectively and fixedly connected with the upright posts 200, and a middle part is parallel to the upright posts 200. The beam 1 is designed into an H-shaped beam, so that the beam is low in cost and easy to obtain, connecting points between the beam 1 and the upright posts 200 can be increased, and the stability and rigidity of fixation are improved.

Wherein, the crossbeam 1 is provided with a second through hole, and the prestressed cable 2 penetrates through the second through hole. The prestressed cable 2 can be well limited by adopting the form of processing the through hole to be connected with the prestressed cable 2, and certainly, in other embodiments, the prestressed cable 2 can also be connected by adopting a mode of processing a notch on the cross beam 1 or adding a fixing piece, but the reliable connection and the stability between the cross beam 1 and the prestressed cable 2 need to be ensured, and the position of the prestressed cable 2 after being tensioned is limited.

Alternatively, the second through hole is provided in the middle portion of the cross member 1. The crossbeam 1 adopts the H-shaped roof beam, and the second through-hole sets up in the intermediate junction of H-shaped roof beam, and because the intermediate portion is parallel with stand 200, set up the second through-hole in the intermediate portion of crossbeam 1, can prevent that the crossbeam 1 influences the connection stability because the atress is uneven after the prestressing cable 2 tensioning with the help of the vertical bearing capacity of intermediate portion. Further, the installation position of the second through hole is equal to the installation position of the first through hole on the connecting piece 3, so that the horizontal section of the prestressed cable 2 after tensioning is parallel to the plane of the purline 100.

Two ends of the prestressed cable 2 are fixed on the ground through ground anchors. The ground anchor fixing mode is simple and easy to operate. Furthermore, the plane where the prestressed cable 2 is located after being tensioned is perpendicular to the plane where the purline 100 is located, so that the purline 100 is better reinforced, and the tensioning plane and the angle of the prestressed cable 2 can be obtained and adjusted more easily by adopting an earth anchor mode.

As can be known from fig. 1, the utility model discloses in, connecting piece 3 and crossbeam 1 are worn to establish from the below of a plurality of purlins 100 to prestressing force cable 2, and after prestressing force cable 2 tensioning and fixed, the horizontal segment that middle and purlin 100 are connected passes through connecting piece 3, upwards transmits the tensioning force for purlin 100, prevents the decurrent bending deflection of purlin 100, increases purlin 100's rigidity, plays the reinforcing effect who supports purlin 100.

A plurality of prestressed cables 2 are arranged below the purlins 100, and the distances between the transverse tensioning sections of the prestressed cables 2 and the purlins 100 are equal. As shown in fig. 1 and 2, in a roof building, there are a plurality of purlins 100, the purlins 100 are arranged in parallel, a lower portion of each purlin 100 is supported by a main beam, and an end portion of each main beam is provided with a column 200 for support. The utility model discloses in install crossbeam 1 on stand 200, can install crossbeam 1 respectively in a plurality of purlins 100's major axis both sides, also can set up crossbeam 1 between two arbitrary adjacent stands 200, in order to guarantee overall stability and uniformity, the embodiment of the utility model discloses an adopt both sides to set up the mode of a crossbeam 1 respectively, the position that corresponds with stand 200 on crossbeam 1 is the H type, a plurality of prestressed cable 2's highly the same, and interval arrangement forms stable support reinforcement under purlin 100.

It can be seen that, the utility model discloses under the condition that does not change former roofing structure, make full use of supports purlin 100's stand 200 to purlin 100 both sides stand 200 is as main the support, and tensioning prestressing cable 2 on it transmits the tensile force for purlin 100 through rigid connection spare 3, realizes the reinforcement to purlin 100. Because the prestressed cable 2 is anchored with the ground, the tension of the prestressed cable 2 can be adjusted according to needs, the appropriate strength adjustment can be performed when the bearing capacity required by the purline 100 changes, the installation and the operation are simple, the realization is easy, the cost is low, and the method is suitable for popularization and application.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A purlin strengthening mechanism, characterized in that includes:

at least two cross beams (1) are respectively arranged on the upright columns (200) at two sides of the purline (100);

the prestressed cables (2) penetrate through at least two cross beams (1), and two ends of each prestressed cable (2) are fixed on the ground; and

and the connecting piece (3) is used for connecting the prestressed cable (2) between at least two cross beams (1) and the purline (100).

2. The purlin strengthening mechanism of claim 1, wherein the connecting members (3) are rigid members.

3. The purlin strengthening mechanism according to claim 2, wherein the connecting pieces (3) are U-shaped pieces with downward openings, the top portions of the U-shaped pieces are connected with the purlins (100), and the opening portions of the U-shaped pieces are connected with the prestressed cables (2).

4. Purlin strengthening mechanism according to claim 3, characterized in that the two free ends of the open portion of the connecting element (3) have first through holes through which the prestressed cables (2) are passed.

5. The purlin strengthening mechanism according to claim 1, wherein the cross beam (1) is an H-shaped beam, four end points are respectively and fixedly connected with the columns (200), and a middle part is parallel to the columns (200).

6. The purlin strengthening mechanism according to claim 5, wherein the cross beam (1) is provided with a second through hole, and the prestressed cable (2) is arranged through the second through hole.

7. The purlin strengthening mechanism according to claim 6, wherein the second through-hole is provided in an intermediate portion of the cross-beam (1).

8. The purlin strengthening mechanism of claim 5, wherein the two ends of the prestressed cable (2) are fixed to the ground through ground anchors.

9. The purlin strengthening mechanism according to claim 1, wherein the pre-stressed cables (2) penetrate the connecting pieces (3) and the cross beams (1) from below the purlins (100).

10. The purlin strengthening mechanism according to claim 9, wherein a plurality of the prestressed cables (2) are arranged below a plurality of the purlins (100), and the distances between the transverse tensioning sections of the prestressed cables (2) and the purlins (100) are equal.

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