CN218580853U - Four-pipe framework steel pipe truss structure for large snow load - Google Patents

Abstract

The utility model discloses a steel pipe truss structure with a four-pipe structure for relatively large snow loads. By adjusting the distance between the trusses and reducing the amount of web bars used, the amount of steel used is greatly reduced, the construction cost is effectively saved, and the construction cost is improved. To improve snow resistance; multiple steel pipe trusses are arranged vertically and equidistantly in sequence, and adjacent steel pipe trusses are connected by multiple longitudinally arranged webs. Between the first steel pipe truss and the second steel pipe truss, the penultimate Between the first steel pipe truss and the penultimate steel pipe truss, there are multiple cross-distributed cable-stayed webs, and between the remaining adjacent steel pipe trusses, there are multiple cross-distributed cable-stayed steel wire ropes. Covering, the top of the covering is longitudinally provided with multiple rows of through holes, and the upper and lower sides of the through holes are provided with splints with openings in the middle. The splints are fixed by rivets, and the apertures on the splints are adapted to the through holes; A plurality of steel wire ropes are vertically arranged on the steel pipe truss on the lower side of the coating.

Description

A steel pipe truss structure with four-pipe structure for larger snow loads

technical field

The utility model relates to a steel pipe truss structure with a four-pipe structure for larger snow loads, belonging to the technical field of steel pipe trusses.

Background technique

At present, there are many double-tube trusses on the market. The distance between the steel pipe trusses is relatively close, so the amount of steel used is huge, resulting in high costs. When it snows, the covering film is often crushed. .

Utility model content

The utility model overcomes the deficiencies in the prior art and provides a steel pipe truss structure with a four-pipe structure for larger snow loads. The amount of steel effectively saves construction costs and increases the lifting capacity of the film.

In order to solve the above-mentioned technical problems, the technical solution adopted by the utility model is: a four-pipe structure steel pipe truss structure for larger snow loads, including multiple steel pipe trusses, and the multiple steel pipe trusses are arranged longitudinally and equidistantly in sequence, adjacent The steel pipe trusses are connected by a plurality of longitudinally arranged webs, and the structure of the steel pipe truss is: comprising a first upper chord, a second upper chord, a first lower chord and a second lower chord, the The first upper chord, the second upper chord, the first lower chord and the second lower chord are all arranged in parallel, and the cross section forms a square frame structure, and the first upper chord and the second upper chord are located at the first lower chord Above the pipe and the second lower chord, connecting webs are arranged between the first upper chord and the second upper chord, the first lower chord and the second lower chord;

A plurality of cross-distributed cable-stayed webs are arranged between the steel pipe trusses described in the first section and the steel pipe trusses described in the second section, and between the steel pipe trusses described in the penultimate section and the steel pipe trusses described in the penultimate section. The remaining adjacent steel pipe trusses are provided with cross-stayed steel wire ropes, and the longitudinal distance between the first upper chord and the second upper chord of each steel pipe truss is smaller than that between two adjacent steel pipe trusses. longitudinal distance;

The upper side of the steel pipe truss is provided with a film, the top of the film is longitudinally provided with multiple rows of through holes, the upper and lower sides of the through holes are provided with splints with holes in the middle, and the splints are fixed by rivets. The opening aperture on the splint is adapted to the through hole;

A plurality of steel wire ropes are vertically arranged on the steel pipe truss on the lower side of the coating, and the steel wire ropes are connected by steel wire rope connectors welded on the steel pipe truss, and the steel wire rope connectors are riveted and fixed together with the ends of the steel wire ropes.

The section of the steel pipe truss is square.

The cable-stayed web rod is arranged between the adjacent first upper chord tube and the second upper chord tube.

The cable-stayed steel wire rope is arranged between the adjacent first upper chord tube and the second upper chord tube.

Compared with the prior art, the utility model has the beneficial effects that: the utility model utilizes the principle that the quadrilateral can stand in a zigzag shape, and each steel pipe truss 1 is arranged in a four-tube structure, and the four-tube structures are connected in turn by connecting the web bars 15 , so that each steel pipe truss 1 reaches twice the bearing capacity and structural strength of the traditional steel pipe truss, so the distance between two adjacent traditional steel pipe trusses 1 can be enlarged, and the number of steel pipe trusses can be saved in a certain space , thereby greatly reducing the amount of steel used, and then using the principle that the four-tube structure can stand, the steel pipe trusses 1 in the middle do not need to be tightened and fixed by the diagonally-stayed webs 3, and only need to connect the webs 15 to achieve the purpose of connection Cooperate with the cable-stayed steel wire rope 4 to tighten and fix the upper side of the adjacent steel pipe truss 1 to realize the tension and fixation of the entire truss structure. A through hole 6 is provided in the middle of the coating 5 in the longitudinal direction, and the upward flowing airflow in the through hole 6 is used to blow Snowflakes are opened, and a steel wire rope 8 is laid on the underside of the through hole 6 for lifting, so as to further strengthen the lifting capacity of the coating 5 .

Description of drawings

Below in conjunction with accompanying drawing, the utility model is described further.

Fig. 1 is the structural representation of the utility model.

Fig. 2 is a perspective view of the utility model.

Fig. 3 is a connection schematic diagram of the steel wire rope in the utility model.

Fig. 4 is a sectional view of splint connection in the utility model.

Fig. 5 is a top view of splint connection in the utility model.

In the figure: 1 is the steel pipe truss, 11 is the first upper chord, 12 is the second upper chord, 13 is the first lower chord, 14 is the second lower chord, 15 is the connecting web, 2 is the web, 3 is Cable-stayed web bar, 4 is a cable-stayed wire rope, 5 is a coating, 6 is a through hole, 7 is a splint, 8 is a steel wire rope, and 9 is a wire rope connector.

Detailed ways

As shown in Figures 1 to 5, the utility model is a four-pipe structure steel pipe truss structure for relatively large snow loads, including multiple steel pipe trusses 1, and the multiple steel pipe trusses 1 are arranged longitudinally and equidistantly in sequence, and adjacent The steel pipe trusses 1 are connected by a plurality of longitudinally arranged webs 2, and the structure of the steel pipe truss 1 is: comprising a first upper chord 11, a second upper chord 12, a first lower chord 13 and a second The lower chord 14, the first upper chord 11, the second upper chord 12, the first lower chord 13 and the second lower chord 14 are all arranged in parallel, and the cross section forms a square frame structure, the first upper chord 11 and the second upper chord 12 are located above the first lower chord 13 and the second lower chord 14, between the first upper chord 11 and the second upper chord 12, the first lower chord 13 and the second lower chord 14 Both are provided with connecting web bars 15;

Between the steel pipe trusses 1 described in the first section and the steel pipe trusses 1 described in the second section, and between the steel pipe trusses 1 described in the penultimate section 1 and the steel pipe trusses 1 described in the penultimate section, a plurality of cross-distributed inclined Tension rods 3, and other adjacent steel pipe trusses 1 are provided with cross-distributed cable-stayed steel wire ropes 4, and the longitudinal distance between the first upper chord 11 and the second upper chord 12 of each steel pipe truss 1 is less than The longitudinal distance between two adjacent steel pipe trusses 1;

The upper side of the steel pipe truss 1 is provided with a film 5, and the top of the film 5 is longitudinally provided with a plurality of rows of through holes 6, and the upper and lower sides of the through holes 6 are provided with a splint 7 with a central opening. 7 are fixed by rivets, and the hole diameter on the splint 7 is compatible with the through hole 6;

A plurality of steel wire ropes 8 are vertically arranged on the steel pipe truss 1 on the lower side of the coating 5, and the steel wire ropes 8 are connected by a steel wire rope connector 9 welded on the steel pipe truss 1, and the steel wire rope connectors 9 are connected to the ends of the steel wire rope 8. riveted together.

The section of the steel pipe truss 1 is square.

The cable-stayed web bars 3 are arranged between the adjacent first upper chord tube 11 and the second upper chord tube 12 .

The cable-stayed steel wire rope 4 is arranged between the adjacent first top tube 11 and the second top tube 12 .

In the utility model, the principle that a quadrilateral can stand in a square shape is used to set each steel pipe truss 1 into a four-tube structure, and the four-tube structures are connected sequentially through connecting webs 15, so that each steel pipe truss 1 can achieve double the bearing capacity of the traditional steel pipe truss Therefore, the distance between two traditional adjacent steel pipe trusses can be enlarged to achieve the purpose of saving the number of steel pipe trusses in a certain space, thereby greatly reducing the amount of steel used, and then using the four-tube structure to stand According to the principle, each steel pipe truss 1 in the middle does not need to be tightened and fixed by the cable-stayed web 3, but only needs to connect the web 15 to achieve the purpose of connection, and cooperate with the cable-stayed steel wire rope 4 to pull the upper side of the adjacent steel pipe truss 1 Tightly fix to realize the tightening and fixing of the entire truss structure. A through hole 6 is arranged longitudinally in the middle of the coating 5, and the upward flowing air flow in the through hole 6 is used to blow off the snowflakes, and a steel wire rope 8 is laid on the lower side of the through hole 6 to carry out the process. Lifting, further strengthen the lifting capacity of the coating 5.

The utility model only needs to connect the upper side of the steel pipe trusses between the first frame and the second frame, and between the first penultimate frame and the penultimate frame with cable-stayed web bars 3, so as to strengthen and stabilize the traditional structural strength and save energy. A large number of cable-stayed web members 3 are used, and cable-stayed steel wire ropes 4 are used to tighten and fix the upper side of the remaining steel pipe trusses, which greatly reduces the self-weight of the truss itself and makes the truss more stable.

The above embodiments of the utility model have been described in detail in conjunction with the accompanying drawings, but the utility model is not limited to the above-mentioned embodiments. Make various changes below.

Claims (4)

1. A four-pipe structure steel pipe truss structure for larger snow loads, characterized in that it includes multiple steel pipe trusses (1), and the multiple steel pipe trusses (1) are arranged longitudinally and equidistantly in sequence, and the adjacent The steel pipe trusses (1) are connected by a plurality of longitudinally arranged webs (2). The lower chord (13) and the second lower chord (14), the first upper chord (11), the second upper chord (12), the first lower chord (13) and the second lower chord (14) are arranged in parallel, and the cross section forms a square frame structure, the first upper chord (11) and the second upper chord (12) are located above the first lower chord (13) and the second lower chord (14) , connecting webs (15) are provided between the first upper chord (11) and the second upper chord (12), the first lower chord (13) and the second lower chord (14); Between the first steel pipe truss (1) and the second steel pipe truss (1), between the penultimate steel pipe truss (1) and the penultimate steel pipe truss (1) A plurality of cross-distributed cable-stayed web members (3) are arranged, and cable-stayed steel wire ropes (4) are distributed across other adjacent steel pipe trusses (1); the first upper chord of each steel pipe truss (1) The longitudinal distance between the pipe (11) and the second upper chord pipe (12) is smaller than the longitudinal distance between two adjacent steel pipe trusses (1); The upper side of the steel pipe truss (1) is provided with a film (5), and the top of the film (5) is longitudinally provided with a plurality of rows of through holes (6), and the upper and lower sides of the through holes (6) are provided with The splint (7) with a hole in the middle, the splints (7) are fixed by rivets, and the hole diameter on the splint (7) is compatible with the through hole (6); A plurality of steel wire ropes (8) are longitudinally arranged on the steel pipe truss (1) on the lower side of the coating (5), and the steel wire ropes (8) are connected by steel wire rope connectors (9) welded on the steel pipe truss (1), And the steel wire rope connector (9) is riveted and fixed together with the end of the steel wire rope (8). 2. The four-pipe structure steel pipe truss structure for relatively large snow load according to claim 1, characterized in that the cross section of the steel pipe truss (1) is square. 3. A four-pipe structure steel pipe truss structure for larger snow loads according to claim 1, characterized in that, the cable-stayed web members (3) are arranged between the adjacent first upper chord pipe (11) and the second Between the two upper chords (12). 4. The four-pipe structure steel pipe truss structure for large snow load according to claim 1, characterized in that, the cable-stayed steel wire rope (4) is arranged between the adjacent first upper chord pipe (11) and the second between the upper string pipes (12).

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