CN218970429U - Combined steel structure truss - Google Patents

Abstract

The application discloses combination type steel structure truss, including two sets of intubates, the tip of every intubate of group is provided with the tip fixed unit, peg graft between two sets of intubates and have a set of inserted bar, the junction of inserted bar and intubate is provided with the clamping unit, the clamping unit includes first grip block, the second grip block, go up the bounding box, the bounding box down, can encircle first grip block and second grip block through last bounding box and bounding box down, two first holding tanks have all been seted up at the top and the bottom of first grip block, go up and all be provided with two first recesses in bounding box and the bounding box down, can the centre gripping inserted bar through first holding tank and first recess, two second holding tanks have all been seted up at the top and the bottom of second grip block, go up and all be provided with two second recesses in bounding box and the bounding box down, can the centre gripping intubate through second holding tank and second recess. The truss of this application can be taken apart to can the composite installation, convenient transportation after the dismantlement, after the equipment, stable in structure and intensity are high.

Description

Combined steel structure truss

Technical Field

The utility model relates to the technical field of trusses, in particular to a combined steel structure truss.

Background

Trusses are commonly used in large span buildings, gymnasiums, exhibitions, bridges and other public buildings, and are also known as roof trusses due to the roof structure that is mostly used in the building. The truss members are mainly subjected to axial tension or compression, so that the strength of materials can be fully utilized, the materials can be saved compared with the solid web beams when the span is large, the dead weight is reduced, and the rigidity is increased.

The utility model discloses a powerful light steel truss of current authority publication number CN2129299Y, include the mobile jib and be used for the branch of welded connection between the mobile jib, adjacent branch constitutes three-dimensional triangle-shaped structure with the mobile jib, this truss structure is simple, atress intensity is big, light in weight, save steel, but this truss is whole truss structure, customization according to actual size needs when using, and be welded fastening between mobile jib and the branch, inconvenient dismantlement after the use, whole truss structure is more inconvenient in the transportation, the transport also needs to consume a large amount of manpowers.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a combined steel structure truss.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a combination steel structure truss, includes two sets of intubates, every group the tip of intubate is provided with the tip fixed unit, every group the intubate has four, two sets of peg graft between the intubate has a set of inserted bar, the inserted bar with the junction of intubate is provided with the clamping unit, the clamping unit includes first grip block, second grip block, goes up the bounding box, down the bounding box, go up the bounding box with bounding box fixed connection down, through go up bounding box and bounding box down can encircle first grip block and second grip block, two first sand grip have all been seted up at the top and the bottom of first grip block in the bounding box, go up bounding box and the bottom all be provided with two first sand grip, first sand grip department has seted up first recess, first recess with first holding groove one-to-one, through the cooperation of first holding tank and corresponding first recess can the inserted bar, go up bounding box and bottom bounding box all have two, the second grip block and second grip block have two limit stop groove to the limiting position in the bounding box, the second grip block has two limit position limiting position in the bounding box, the second grip block has.

Preferably, each group of four cannulas is distributed in a rectangular array;

so that the overall structure of the truss is more stable.

Preferably, the end fixing unit is provided with four fixing barrels, and each group of four cannulas are respectively inserted into the four fixing barrels and welded and fixed;

so that the cannula can be stably fixed at the end fixing unit.

Preferably, a first fixing plate is arranged at each group of the inserted bars, four first through holes which can be penetrated by the inserted bars are formed at the first fixing plate, and a first locking bolt which can fix the first fixing plate and the inserted bars is arranged at the first fixing plate;

thereby the four inserting rods can be fixed through the first fixing plate.

Preferably, each group of the cannula is provided with a second fixing plate, the second fixing plates are provided with four second through holes which can be penetrated by the cannula, and the second fixing plates are provided with second locking bolts which can fix the relative positions of the second fixing plates and the cannula;

thereby the four cannulas can be fixed by the second fixing plate.

Preferably, the first limiting unit comprises two first limiting rings, and the two first limiting rings are respectively positioned at two sides of the first clamping plate; the second limiting unit comprises two second limiting rings, and the two second limiting rings are respectively positioned at two sides of the second clamping plate;

thereby can carry out spacingly to first grip block through two first spacing rings, can carry out spacingly to the second grip block through two second spacing rings.

Preferably, the end fixing unit is provided with a plurality of mounting through holes;

so that a plurality of trusses can be fixedly installed.

The beneficial effects are that: the truss of this application can be taken apart to can the composite installation, convenient transportation after the dismantlement, after the equipment, stable in structure and intensity are high.

Drawings

FIG. 1 is a schematic view of a first view of a split structure of the present utility model;

FIG. 2 is a schematic view of a second view of the split structure of the present utility model;

FIG. 3 is a schematic view of the overall structure of the present utility model;

reference numerals illustrate: 1. a cannula; 1.1, an end fixing unit; 1.1.1, a fixed cylinder; 1.1.2, mounting through holes; 1.2, a second limiting unit; 2. a rod; 2.1, a first limiting unit; 3. a first clamping plate; 3.1, a first accommodating groove; 3.2, a limit groove; 4. a second clamping plate; 4.1, a second accommodating groove; 5. an upper surrounding frame; 5.1, first raised strips; 5.2, a first groove; 5.3, limiting convex blocks; 6. a lower surrounding frame; 6.1, second raised strips; 6.2, a second groove; 7. a first fixing plate; 7.1, first perforation; 7.2, a first locking bolt; 8. a second fixing plate; 8.1, a second perforation; 8.2, a second locking bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a combined steel structure truss as shown in figures 1-3, which comprises two groups of insertion pipes 1, wherein the end part of each group of insertion pipes 1 is provided with an end part fixing unit 1.1, each group of insertion pipes 1 is provided with four insertion rods 2, a clamping unit is arranged at the joint of each insertion rod 2 and each insertion pipe 1, each clamping unit comprises a first clamping plate 3, a second clamping plate 4, an upper surrounding frame 5 and a lower surrounding frame 6, the upper surrounding frame 5 is fixedly connected with the lower surrounding frame 6, the upper surrounding frame 5 and the lower surrounding frame 6 can surround the first clamping plates 3 and the second clamping plates 4, the top and the bottom of each first clamping plate 3 are respectively provided with two first containing grooves 3.1, two first protruding strips 5.1 are respectively arranged in the upper surrounding frame 5 and the lower surrounding frame 6, first grooves 5.2 are respectively arranged at the first protruding strips 5.1, the first grooves 5.2 are in one-to-one correspondence with the first accommodating grooves 3.1, one inserting rod 2 can be clamped through the matching of the first accommodating grooves 3.1 and the corresponding first grooves 5.2, two second accommodating grooves 4.1 are respectively arranged at the top and the bottom of the second clamping plate 4, two second raised strips 6.1 are respectively arranged in the upper surrounding frame 5 and the lower surrounding frame 6, the second grooves 6.2 are respectively arranged at the second raised strips 6.1, the second grooves 6.2 are in one-to-one correspondence with the second accommodating grooves 4.1, one inserting pipe 1 can be clamped through the matching of the second accommodating grooves 4.1 and the corresponding second grooves 6.2, a first limiting unit 2.1 capable of limiting the first clamping plate 3 is arranged at the inserting rod 2, a second limiting unit 1.2 capable of limiting the second clamping plate 4 is arranged at the inserting pipe 1, limiting grooves 3.2 are formed in two sides of the first clamping plate 3 and two sides of the second clamping plate 4, and limiting protruding blocks 5.3 matched with the limiting grooves 3.2 are arranged in the upper surrounding frame 5 and the lower surrounding frame 6.

Each group of four cannulas 1 are distributed in a rectangular array; four fixing barrels 1.1.1 are arranged at the end fixing unit 1.1, and each group of four insertion tubes 1 are respectively inserted into the four fixing barrels 1.1.1 and welded and fixed; each group of the inserting rods 2 is provided with a first fixing plate 7, four first through holes 7.1 which can be used for the inserting rods 2 to pass through are formed in the first fixing plates 7, and first locking bolts 7.2 which can be used for fixing the first fixing plates 7 and the inserting rods 2 are arranged in the first fixing plates 7; each group of the insertion pipes 1 is provided with a second fixing plate 8, four second through holes 8.1 which can be used for the insertion pipes 1 to pass through are formed in the second fixing plates 8, and second locking bolts 8.2 which can be used for fixing the positions of the second fixing plates 8 relative to the insertion pipes 1 are arranged in the second fixing plates 8; the first limiting unit 2.1 comprises two first limiting rings, and the two first limiting rings are respectively positioned at two sides of the first clamping plate 3; the second limiting unit 1.2 comprises two second limiting rings, and the two second limiting rings are respectively positioned at two sides of the second clamping plate 4; a plurality of mounting through holes 1.1.2 are formed in the end fixing unit 1.1.

Working principle: the truss of this application can be taken apart to can the composite installation, convenient transportation after the dismantlement, after the equipment, stable in structure and intensity are high. During specific combination installation, pass four inserted bars respectively first perforation that corresponds of first fixed plate department to fix the inserted bar through first locking bolt, pass the second perforation that corresponds of corresponding second fixed plate department with two sets of intubates respectively again, and fix the intubate through second locking bolt, put into corresponding spacing ring department with two grip blocks, realize the spacing to the grip block through two spacing rings, insert the inserted bar in the intubate again, two grip blocks and fixed connection are surrounded to two bounding boxes at last, can centre gripping an inserted bar through the cooperation of first holding tank and corresponding first recess, can centre gripping an intubate through the cooperation of second holding tank and corresponding second recess, thereby realize the stable combination to inserted bar and intubate.

The truss of this application can be taken apart to can the composite installation, convenient transportation after the dismantlement, after the equipment, stable in structure and intensity are high.

While the utility model has been shown and described with respect to the preferred embodiments, it will be understood by those skilled in the art that various changes and modifications may be made therein without departing from the scope of the utility model as defined in the following claims.

Claims (7)

1. The utility model provides a combination type steel structure truss, its characterized in that, including two sets of intubates (1), every group the tip of intubate (1) is provided with tip fixed unit (1.1), every group intubate (1) have four, two sets of peg graft between intubate (1) have a set of inserted bar (2), inserted bar (2) with the junction of intubate (1) is provided with clamping unit, clamping unit includes first grip block (3), second grip block (4), goes up bounding box (5), down bounding box (6), go up bounding box (5) with bounding box (6) fixed connection down, through go up bounding box (5) and bounding box (6) down first grip block (3) and second grip block (4) can be encircled, two first holding tank (3.1) have all been seted up to top and bottom of first grip block (3), it all is provided with two first sand grip (5.1) in bounding box (6) down, first sand grip (5) and bounding box (5) are gone up, first sand grip (5.1) can be through first sand grip (2.1) and first sand grip (2) are held in first groove (2.1), two second holding tanks (4.1) have all been seted up to the top and the bottom of second grip block (4), all be provided with two second sand grip (6.1) in going up enclosure frame (5) and the enclosure frame (6) down, second recess (6.2) have been seted up in second sand grip (6.1) department, second recess (6.2) with second holding tank (4.1) one-to-one, through the cooperation of second holding tank (4.1) and corresponding second recess (6.2) can centre gripping one intubate (1), inserted bar (2) department is provided with can be right first limiting unit (2.1) that first grip block (3) carry out spacing, intubate (1) department is provided with can right second limiting unit (1.2) that second grip block (4) carry out spacing, both sides of first grip block (3) and second grip block (4) all are provided with spacing groove (3.2), it has enclosure frame (5) and enclosure frame (3.5) down to match.

2. The composite steel structure truss according to claim 1, wherein each set of four of said cannulas (1) is distributed in a rectangular array.

3. The composite steel structure truss according to claim 1, characterized in that four fixing barrels (1.1.1) are provided at the end fixing unit (1.1), each set of four cannulas (1) being inserted into four fixing barrels (1.1.1) and welded.

4. The combined steel structure truss according to claim 1, wherein a first fixing plate (7) is arranged at each group of the inserting rods (2), four first through holes (7.1) which can be used for allowing the inserting rods (2) to pass through are formed at the first fixing plate (7), and first locking bolts (7.2) which can be used for fixing the first fixing plate (7) and the inserting rods (2) are arranged at the first fixing plate (7).

5. The combined steel structure truss according to claim 1, wherein each set of the cannulas (1) is provided with a second fixing plate (8), the second fixing plates (8) are provided with four second through holes (8.1) capable of allowing the cannulas (1) to pass through, and the second fixing plates (8) are provided with second locking bolts (8.2) capable of fixing the relative positions of the second fixing plates (8) and the cannulas (1).

6. The composite steel structure truss according to claim 1, wherein the first limit unit (2.1) comprises two first limit rings, which are respectively located at two sides of the first clamping plate (3); the second limiting unit (1.2) comprises two second limiting rings, and the two second limiting rings are respectively positioned at two sides of the second clamping plate (4).

7. The composite steel structure truss according to claim 1, wherein the end fixing unit (1.1) is provided with a plurality of mounting through holes (1.1.2).

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