CN219547992U - Truss frame - Google Patents

Abstract

The utility model relates to the technical field of trusses, in particular to a truss, two positioning seats are symmetrically arranged at two ends of a mounting plate, a placing groove positioned between the positioning seats is arranged above the mounting plate, a plurality of bolts penetrating the mounting plate are arranged at the bottom end of a truss body, a limiting block is arranged in the placing groove, a plurality of empty grooves are arranged in the limiting block, the top ends of the bolts are positioned in the empty grooves, a first spring is arranged in the empty grooves, after the limiting block is mounted, the empty grooves are in a compressed state, at the moment, an elastic force can be provided for the bolts through the empty grooves, so that the bolts are more stable in use, a limiting structure can be provided for the bolts under long-term use of the truss body, loosening of the bolts is avoided, the truss body is prevented from shaking, the stability of the truss body in use is improved, and the practicability of the truss is improved.

Description

Truss frame

Technical Field

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

Background

As is well known, the truss is a supporting beam structure formed by connecting rod pieces through welding, riveting or bolting, and the truss rod pieces mainly bear axial tension or compression force, so that the strength of materials is fully utilized, the materials are saved compared with the solid web beams when the span is large, the dead weight is reduced, and the rigidity is increased.

At present, the exhibition stand of exhibitions is built, all uses truss structure, and truss bottom is mostly through bolt fastening in appointed position, and the truss lacks limit structure under long-term use, and when the bolt was in when not hard up, can make truss self rock, influences the stability of truss when using.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a truss.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a truss, includes the truss body, the bottom symmetry of truss body sets up two mounting panels, the both ends symmetry of mounting panel sets up two positioning seat, the top of mounting panel is equipped with the standing groove that is located between the positioning seat, the bottom of truss body is equipped with a plurality of bolts that run through the mounting panel, the inside of standing groove is equipped with the stopper, the inside of stopper is equipped with a plurality of empty slots, the top of bolt is located the inside of empty slot, the inside of empty slot is equipped with first spring, the top of first spring is fixed in the inside of empty slot, the lower extreme of first spring is equipped with the limiting plate, the limiting plate contacts the bolt, the inboard of positioning seat is equipped with the draw-in groove, the both sides of stopper are equipped with the recess, the inside of recess is equipped with the second spring, the one end of second spring is fixed in the inside of recess, the other end of second spring is equipped with the fixture block, fixture block and draw-in groove mutually support.

In order to improve the practicability of the clamping block, the utility model is improved in that the clamping block is of a trapezoid structure.

In order to facilitate the installation of the limiting block, the utility model is improved in that the outer wall of the limiting block is provided with anti-skid patterns.

In order to improve the stability of the structure in use, the utility model is improved in that the elastic force of the first spring is smaller than that of the second spring.

(III) beneficial effects

Compared with the prior art, the truss provided by the utility model has the following beneficial effects:

this truss, stopper installation back, the empty slot is compressed state, can provide an elasticity for the bolt through the empty slot this moment to make the bolt more stable when using, the truss body is under long-term use, can provide a limit structure for bolt department, avoids bolt department to produce not hard up, avoids truss body self to rock, thereby has improved the stability of truss body when using, has improved the practicality of this structure.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a side view of FIG. 1 of the present utility model;

FIG. 3 is a schematic view of the internal structure of the hollow tank of the present utility model;

in the figure: 1. a truss body; 2. a mounting plate; 3. a positioning seat; 4. a placement groove; 5. a bolt; 6. a limiting block; 7. a clamping block; 8. a groove; 9. a clamping groove; 10. a hollow groove; 11. a first spring; 12. and a limiting plate.

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.

Referring to fig. 1-3, the truss of the utility model comprises a truss body 1, two mounting plates 2 are symmetrically arranged at the bottom end of the truss body 1, two positioning seats 3 are symmetrically arranged at the two ends of each mounting plate 2, a holding groove 4 positioned between the positioning seats 3 is arranged above each mounting plate 2, a plurality of bolts 5 penetrating through each mounting plate 2 are arranged at the bottom end of the truss body 1, a limiting block 6 is arranged in each holding groove 4, a plurality of empty grooves 10 are arranged in each limiting block 6, the top ends of the bolts 5 are positioned in the empty grooves 10, a first spring 11 is arranged in each empty groove 10, the top ends of the first springs 11 are fixed in the empty grooves 10, a limiting plate 12 is arranged at the lower end of each first spring 11, the limiting plate 12 is in contact with each bolt 5, clamping grooves 9 are arranged on the inner sides of each positioning seat 3, grooves 8 are formed in two sides of each limiting block 6, one end of each second spring is fixed in each groove 8, a clamping block 7 is arranged at the other, the other clamping blocks 7 are matched with the corresponding clamping blocks 5 in the truss body 1, the truss body 1 is fixed in the position of the truss body 1, the truss body 1 is not required to be fixed by the position of the corresponding mounting plates 1, and the truss body 1 is not required to be fixed by the position of the bolts 5, the truss body 1 is not to be fixed, the position of the truss is fixed by the position of the truss body 1, and the position of the truss is not required to be replaced by the position of the corresponding mounting plates is fixed by the bolts 5, the limiting block 6 is continuously pressed, so that the lower end of the limiting block 6 contacts the mounting plate 2, at the moment, the first spring 11 can provide an elastic force for the clamping block 7, and through the mutual matching of the clamping block 7 and the clamping groove 9, a limiting effect can be provided between the two ends of the limiting block 6 and the positioning seat 3, so that the inside of the placing groove 4 of the limiting block 6 is firmer, the stability of the limiting block 6 in use is improved, when the limiting block 6 needs to be disassembled, an upward tensile force is provided for the limiting block 6, and when the tensile force is larger than the elastic force of the first spring 11, the limiting block 6 can be pulled out in the placing groove 4, so that the limiting block is simple in structure and convenient to operate;

when stopper 6 installs the back, the empty slot 10 is compressed state, can provide an elasticity for bolt 5 through empty slot 10 this moment to make bolt 5 more stable when using, truss body 1 can provide a limit structure for bolt 5 department under long-term use, avoids bolt 5 department to produce not hard up, avoids truss body 1 self to rock, thereby has improved truss body 1 stability when using.

Further, the clamping block 7 is of a trapezoid structure, and two end faces of the clamping block 7 of the trapezoid structure are inclined planes, so that the limiting block 6 is convenient to install.

If the friction force of the outer wall of the limiting block 6 is too small, the limiting block 6 is inconvenient to take, and anti-slip patterns are arranged on the outer wall of the limiting block 6, so that the friction coefficient of the outer wall of the limiting block 6 can be improved, and the limiting block 6 is convenient to take.

If the elasticity of the empty groove 10 is too large, the limiting block 6 can pop up in the placing groove 4, so that the stability of the limiting block 6 after installation can be affected, and the elasticity of the first spring 11 is smaller than that of the second spring, so that the limiting block 6 is prevented from popping up in the placing groove 4, and the stability of the limiting block 6 during use is improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. Truss, including truss body (1), the bottom symmetry of truss body (1) sets up two mounting panel (2), its characterized in that: two positioning seats (3) are symmetrically arranged at two ends of the mounting plate (2), a standing groove (4) located between the positioning seats (3) is formed in the upper portion of the mounting plate (2), a plurality of bolts (5) penetrating through the mounting plate (2) are arranged at the bottom end of the truss body (1), limiting blocks (6) are arranged in the standing groove (4), a plurality of empty grooves (10) are formed in the limiting blocks (6), a first spring (11) is arranged in the empty grooves (10) and is arranged in the empty grooves (10), a limiting plate (12) is arranged at the top end of the first spring (11) and is in contact with the bolts (5), clamping grooves (9) are formed in the inner sides of the positioning seats (3), grooves (8) are formed in the two sides of the limiting blocks (6), a second spring is arranged in the inner side of each limiting block, one end of each second spring is fixed in each groove (8), and the other is matched with the corresponding clamping block (7).

2. A truss according to claim 1, wherein: the clamping block (7) is of a trapezoid structure.

3. A truss according to claim 2, wherein: the outer wall of the limiting block (6) is provided with anti-skid patterns.

4. A truss according to claim 3 wherein: the elastic force of the first spring (11) is smaller than that of the second spring.