CN216007532U

CN216007532U - Steel structure truss

Info

Publication number: CN216007532U
Application number: CN202122682689.9U
Authority: CN
Inventors: 邹九九; 詹方健; 王莹
Original assignee: Longyan Huifeng Industry And Trade Co ltd
Current assignee: Longyan Huifeng Industry And Trade Co ltd
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-03-11
Anticipated expiration: 2031-11-04

Abstract

The utility model discloses a steel structure truss, including last chord member, lower chord member, through two sets of branch fixed connection between last chord member and the lower chord member, the both sides wall upper end of branch and the two sets of down tube of the bottom fixed connection of last chord member, it is two sets of the fixed two sets of connecting plates that are provided with in one end of down tube, the bottom both sides of lower chord member are fixed and are provided with two sets of sill bars, and two sets of the bottom center department of sill bar is fixed and is provided with two sets of locating levers, and is two sets of the two sets of dead levers are connected to the locating lever, and are two sets of recesses have been seted up on the top of dead lever, and are two sets of the fixed roof that is equipped with in upper end of dead lever is fixed and is provided with two sets of pivots, two sets of pivot is rotated and is connected two sets of connecting rods. The utility model discloses a steel structure truss, this truss stable in structure makes things convenient for the location equipment.

Description

Steel structure truss

Technical Field

The utility model relates to a field especially relates to a steel construction truss.

Background

Truss is a structure formed by connecting rod pieces at both ends by hinges. The truss is a plane or space structure which is composed of straight bars and generally has triangular units, the truss rod piece mainly bears axial tension or pressure, so that the strength of materials can be fully utilized, materials can be saved compared with a solid web beam when the span is large, the self weight is reduced, the rigidity is increased, and the truss has the advantages that the rod piece mainly bears tension or pressure, the function of the materials can be fully exerted, the materials are saved, and the structure weight is reduced. Steel trusses, reinforced concrete trusses, prestressed concrete trusses, wood trusses, steel and wood composite trusses, and steel and concrete composite trusses are commonly used.

The steel structure truss is provided in the existing patent (CN207525885U), the structure is simple, the dead weight is small, the whole stress is uniform, the installation is simple, the convenient disassembly is convenient, the internal structure and the external frame structure are very stable, the strength is high, the truss is provided with a track, an external object can slide on the track, but the structure is not stable enough, the positioning structure is not available, the assembly is difficult, and therefore a novel steel structure truss is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a steel structure truss.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a steel structure truss comprises an upper chord member and a lower chord member, wherein the upper chord member and the lower chord member are fixedly connected through two groups of support rods, the upper ends of two side walls of the support rods and the bottom end of the upper chord member are fixedly connected with two groups of inclined rods, one end of each group of inclined rods is fixedly provided with two groups of connecting plates, two sides of the bottom end of the lower chord member are fixedly provided with two groups of bottom rods, and the bottom ends of the two groups of bottom rods are fixedly provided with two groups of bottom plates;

two sets of locating levers are fixedly arranged at the center of the bottom ends of the two sets of bottom plates, the two sets of locating levers are connected with the two sets of fixing levers, two sets of grooves are formed in the top ends of the fixing levers, the top ends of the fixing levers are fixedly provided with a top plate, the fixing sleeves of the upper ends of the fixing levers are provided with two sets of rotating shafts, and the rotating shafts are connected with two sets of connecting rods in a rotating mode.

As a further description of the above technical solution:

the other end of the diagonal member is fixedly connected with the lower chord member, and the diagonal member is fixedly connected with the upper chord member and the supporting rod through the connecting plate.

As a further description of the above technical solution:

the connecting plate is of an L-shaped structure.

As a further description of the above technical solution:

the bottom plate and the top plate are in threaded connection through bolts and nuts.

As a further description of the above technical solution:

the positioning rod is connected with the fixing rod through a groove.

As a further description of the above technical solution:

one end of the connecting rod, which is far away from the rotating shaft, is fixedly connected with the lower chord through a bolt.

As a further description of the above technical solution:

the connecting plate is fixedly connected with the upper chord and the supporting rod through bolts.

As a further description of the above technical solution:

the upper chord and the lower chord are made of stainless steel.

The utility model discloses following beneficial effect has:

compared with the prior art, the upper chord and the lower chord arranged in the device are connected through the supporting rod, the upper ends of the two side walls of the supporting rod are connected with the inclined rod through the connecting plate, the connecting plate is of an L-shaped structure, one end of the connecting plate is connected with the upper chord and the supporting rod, one end of the inclined rod is connected with the connecting rod, the other end of the inclined rod is fixedly connected with the lower chord, and the device is stable in structure and long in service life.

Compared with the prior art, the bottom rod arranged at the bottom end of the lower chord member in the device is provided with the groove for quickly connecting the fixing rod through the positioning rod, the fixing rod is conveniently connected, and the connecting structure is stable through the fixing rod fixedly connected with the bottom plate and the top plate.

Compared with the prior art, the connecting rod is connected to the rotating shaft of the front wall of the fixing rod in a rotating mode, the lower chord is fixedly connected through the connecting rod, the structure stability is improved, the connecting rod is connected with the lower chord in a rotating mode through the rotating shaft, and the connecting rod is convenient to store and adapt to different trusses.

Drawings

Fig. 1 is a front view of a steel structure truss provided by the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is the utility model provides a three-dimensional connection structure sketch map of steel structure truss sill bar and dead lever.

Illustration of the drawings:

1. an upper chord; 2. a lower chord; 3. a strut; 4. a diagonal bar; 5. a connecting rod; 6. a rotating shaft; 7. fixing the rod; 8. a bottom bar; 9. a groove; 10. a base plate; 11. a top plate; 12. a connecting plate; 13. and (5) positioning the rod.

Detailed Description

The invention is further described with reference to the following figures and specific examples.

Referring to fig. 1-3, the present invention provides an embodiment: a steel structure truss comprises an upper chord member 1 and a lower chord member 2, wherein the upper chord member 1 and the lower chord member 2 are fixedly connected through two groups of support rods 3, the upper ends of two side walls of the support rods 3 and the bottom end of the upper chord member 1 are fixedly connected with two groups of inclined rods 4, the strength of a structure is enhanced through connecting plates 12 connected by the inclined rods 4, one ends of the two groups of inclined rods 4 are fixedly provided with two groups of connecting plates 12, two sides of the bottom end of the lower chord member 2 are fixedly provided with two groups of bottom rods 8, and the bottom ends of the two groups of bottom rods 8 are fixedly provided with two groups of bottom plates 10;

two sets of locating levers 13 are fixedly arranged at the bottom center of the two sets of bottom plates 10, the two sets of fixing levers 7 are connected by the two sets of locating levers 13, two sets of grooves 9 are formed in the top ends of the two sets of fixing levers 7, a top plate 11 is arranged on the upper end fixing sleeve of the two sets of fixing levers 7, two sets of rotating shafts 6 are fixedly arranged on the upper ends of the front walls of the two sets of fixing levers 7, the two sets of rotating shafts 6 are rotatably connected with two sets of connecting rods 5, and the connecting rods 5 can be rotatably stored through the rotating shafts 6 to adapt to different trusses.

The other end fixed connection lower chord 2 of down tube 4, down tube 4 passes through connecting plate 12 fixed connection upper chord 1 and branch 3, connecting plate 12 is L type structure, down tube 4 and upper chord 1 are conveniently connected to its special construction, through bolt and nut threaded connection between bottom plate 10 and the roof 11, connection structure is stable, locating lever 13 passes through recess 9 and connects dead lever 7, bolt fixed connection lower chord 2 is passed through to the one end that pivot 6 was kept away from to connecting rod 5, connecting plate 12 passes through bolt fixed connection upper chord 1 and branch 3, upper chord 1 and lower chord 2 are the stainless steel material, used material is market commonly used material.

The working principle is as follows: when the connecting rod is used, the upper chord 1 is quickly connected with the lower chord 2 through the support rod 3, the inclined rod 4 is fixedly connected with the connecting plate 12, the connecting plate 12 is fixedly connected with the support rod 3 and the upper chord 1, the other end of the inclined rod 4 is fixedly connected with the lower chord 2, the bottom rod 8 at the bottom end of the lower chord 2 extends into the groove 9 of the fixing rod 7, the connecting rod 5 is used for rotating through the rotating shaft 6 through the bolt and nut fixed connection bottom plate 10 and the top plate 11, and the lower chord 2 is fixedly connected through the bolt.

Finally, it should be noted that: any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a steel structure truss, includes chord member (1), lower chord member (2), its characterized in that: the upper chord (1) and the lower chord (2) are fixedly connected through two groups of supporting rods (3), the upper ends of the two side walls of the supporting rods (3) and the bottom end of the upper chord (1) are fixedly connected with two groups of inclined rods (4), one end of each group of inclined rods (4) is fixedly provided with two groups of connecting plates (12), two groups of bottom rods (8) are fixedly arranged on the two sides of the bottom end of the lower chord (2), and two groups of bottom plates (10) are fixedly arranged at the bottom ends of the two groups of bottom rods (8);

the fixed two sets of locating levers (13) that are provided with in bottom center department of two sets of bottom plates (10), it is two sets of dead lever (7) are connected in locating lever (13), and are two sets of recess (9) have been seted up on the top of dead lever (7), and are two sets of the fixed cover in upper end of dead lever (7) is equipped with roof (11), and is two sets of the antetheca upper end of dead lever (7) is fixed and is provided with two sets of pivots (6), and is two sets of pivot (6) are rotated and are connected two sets of connecting rod (5).

2. The steel structural truss of claim 1, wherein: the other end of the diagonal member (4) is fixedly connected with the lower chord member (2), and the diagonal member (4) is fixedly connected with the upper chord member (1) and the support rod (3) through a connecting plate (12).

3. The steel structural truss of claim 1, wherein: the connecting plate (12) is of an L-shaped structure.

4. The steel structural truss of claim 1, wherein: the bottom plate (10) and the top plate (11) are in threaded connection through bolts and nuts.

5. The steel structural truss of claim 1, wherein: the positioning rod (13) is connected with the fixing rod (7) through the groove (9).

6. The steel structural truss of claim 1, wherein: and one end of the connecting rod (5) far away from the rotating shaft (6) is fixedly connected with the lower chord (2) through a bolt.

7. The steel structural truss of claim 1, wherein: the connecting plate (12) is fixedly connected with the upper chord (1) and the support rod (3) through bolts.

8. The steel structural truss of claim 1, wherein: the upper chord (1) and the lower chord (2) are made of stainless steel.