CN220285171U - Deformation-resistant box-type bending truss structure - Google Patents

Abstract

The utility model discloses a deformation-resistant box-type bending truss structure which comprises movable rods, upright posts, mounting blocks and connecting rods, wherein the upright posts are connected with each other through transverse rods, the transverse rods positioned on the front surfaces of the two ends of the upright posts are provided with mounting grooves, moving grooves and mounting holes, the four upright posts are distributed in a rectangular array, the moving blocks are symmetrically arranged on the rear surfaces of the two ends of the movable rods, the moving blocks are slidably arranged in the moving grooves, one ends of the connecting rods, which are close to the movable rods, are provided with fixing rods, clamping bolts are movably arranged in the fixing rods, one ends of the clamping bolts are provided with pull rings, one ends of the pull rings, which are away from the clamping bolts, are movably inserted into the fixing rods, and the connecting rods are movably inserted into the mounting holes. The utility model is convenient for the movement of the truss, saves the movement time and improves the installation efficiency.

Description

Deformation-resistant box-type bending truss structure

Technical Field

The utility model relates to the technical field of trusses, in particular to a deformation-resistant box-type bending truss structure.

Background

The truss, a structure formed by connecting rod pieces at two ends by hinges, the truss is a plane or space structure which is composed of straight rods and is generally provided with triangular units, truss rod pieces are mainly subjected to axial tension or compression, so that the strength of materials can be fully utilized, the material can be saved compared with a solid web beam when the span is larger, the dead weight and the rigidity are lightened, the truss is defined, the support beam structure formed by connecting the rod pieces by welding, riveting or bolting is called as a truss, the truss has the advantages that the rod pieces are mainly subjected to tension or compression, the effect of the materials can be fully exerted, the materials are saved, the structure weight is lightened, the truss structure disclosed by application number of CN212427798U is solved, when the truss structure with angle change between some chords and the web members is installed, because the end part of each web member is irregular, the connection between each web member and the chord member needs to meet the processing requirement of intersecting welding, the welding is increased, the welding amount is large, the welding quality is difficult to ensure and the like, but the structure of similar structures has various defects in practical use, such as: in the use process of a general truss, particularly when the truss is used for building a background wall in a large place, a truss transport vehicle can only transport the truss to a place gate, and when the truss is transported to a designated place, the truss is disassembled and transported, assembled on site after arriving, or manually transported, the former method is time-consuming, the efficiency is low, the latter method is convenient, great manpower is consumed, and the truss is inconvenient to use, so that the deformation-resistant box-type bent truss structure is required to be designed.

Disclosure of Invention

The utility model aims to provide an anti-deformation box-type bending truss structure, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an anti-deformation box turn round truss structure, includes movable rod, stand, installation piece, compression spring and connecting rod, the stand passes through horizontal pole interconnect, and has seted up mounting groove, travel groove and mounting hole on the horizontal pole that is located stand both ends front surface, four altogether, and four stands are rectangular array and distribute, the movable rod both ends rear surface symmetry installs the movable piece, and movable piece slidable mounting is in the travel groove, the connecting rod is close to the one end of movable rod and installs the dead lever, movable mounting has the latch in the dead lever, and the pull ring is installed to the one end of latch, and the one end activity that the pull ring deviates from the latch is pegged graft on the dead lever, the connecting rod activity is pegged graft in the mounting hole.

Preferably, a clamping groove is formed in the middle of the mounting block, and the clamping groove is matched with the clamping bolt.

Preferably, the installation block is rotatably installed in the installation groove, and one end of the installation block is rotatably installed with the roll shaft.

Preferably, the pull ring is movably sleeved with a pressure spring, and the pressure spring is positioned between the clamping bolt and the fixed rod.

Preferably, the original length of the pressure spring is greater than the length of the fixing rod.

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

when the truss is not required to be carried, the face of the truss, on which the roll shaft is mounted, is far away from the ground, the roll shaft returns to the original position under the action of self gravity, the movable rod moves to the upper side of the roll shaft through the movable block, the roll shaft is limited, and displacement is prevented from being generated, so that normal use is affected.

Drawings

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

FIG. 2 is a schematic illustration of the cross bar construction of the present utility model;

FIG. 3 is a schematic diagram of a moving block according to the present utility model;

fig. 4 is a schematic view of the structure of the connecting rod of the present utility model.

In the figure: 1. a cross bar; 2. a mounting groove; 3. a moving groove; 4. a moving block; 5. a movable rod; 6. a column; 7. a roll shaft; 8. a mounting block; 9. a clamping groove; 10. a mounting hole; 11. a latch; 12. a fixed rod; 13. a connecting rod; 14. a pull ring; 15. and a pressure-resistant spring.

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. 1-4, an embodiment of the present utility model is provided: the utility model provides an anti-deformation box bending truss structure, including movable rod 5, stand 6, installation piece 8 and connecting rod 13, stand 6 passes through horizontal pole 1 interconnect, four altogether, four stand 6 are rectangular array and distribute, install mounting groove 2 on the horizontal pole 1 that is located stand 6 both ends front surface, remove groove 3 and mounting hole 10, installation piece 8 is rotated and is installed in mounting groove 2, the one end rotation of installation piece 8 installs roller 7, when needing to carry the truss, only need draw close the one side that installs roller 7 with it to ground, under the effect of self weight, installation piece 8 drives roller 7 and rotates in mounting groove 2, expose the truss with roller 7, make the device can be through roller 7 in ground removal, draw-in groove 9 has been seted up to the intermediate position of installation piece 8, the movable piece 4 is installed to the rear surface symmetry in both ends of movable rod 5, remove piece 4 slidable mounting in removal groove 3, when not needing to carry, keep away from ground with the face of this truss installation piece 7, roller 7 returns to original position under self gravity, move the roller 5 in removal groove 3 through removal piece 4, the movable rod 5 moves to 7, prevent that it from moving to the top 7, it is to carry out the displacement.

The dead lever 12 is installed to the one end that connecting rod 13 is close to movable rod 5, movable mounting has clip 11 in the dead lever 12, and pull ring 14 is installed to the one end of clip 11, the one end that pull ring 14 deviates from clip 11 is movably pegged graft on dead lever 12, compression spring 15 has been cup jointed on the pull ring 14 to the activity, compression spring 15's original length is greater than the length of dead lever 12, and compression spring 15 is located between clip 11 and the dead lever 12, draw-in groove 9 and clip 11 looks adaptation, when during the use, when roller 7 want to contact with the ground, make clip 11 retract into dead lever 12 through pulling pull ring 14, keep roller 7 with ground vertically state, loosen pull ring 14, under compression spring 15 effect, clip 11 goes into draw-in groove 9, carry out spacingly to installation piece 8, ensure that this truss can not control rocking in the removal process, connecting rod 13 activity is pegged graft in mounting hole 10, when not using, move through mounting hole 10 for the connecting rod 13 is hugged closely the horizontal pole 1 and is made things convenient for normal use of this truss.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. Anti deformation case formula bow-turn truss structure, including movable rod (5), stand (6), installation piece (8), compression spring (15) and connecting rod (13), its characterized in that: the utility model discloses a movable vertical column type elevator is characterized in that stand (6) is through horizontal pole (1) interconnect, and is located and has offered mounting groove (2), removal groove (3) and mounting hole (10) on horizontal pole (1) of stand (6) both ends front surface, stand (6) are four altogether, and four stand (6) are rectangular array and distribute, movable block (4) are installed to movable rod (5) both ends rear surface symmetry, and movable block (4) slidable mounting is in removal groove (3), dead lever (12) are installed to the one end that connecting rod (13) is close to movable rod (5), movable mounting has clip (11) in dead lever (12), and pull ring (14) are installed to the one end of clip (11), and the one end activity that pull ring (14) deviate from clip (11) is pegged graft on dead lever (12), connecting rod (13) activity is pegged graft in mounting hole (10).

2. The deformation resistant box twist truss structure of claim 1, wherein: a clamping groove (9) is formed in the middle of the mounting block (8), and the clamping groove (9) is matched with the clamping bolt (11).

3. The deformation resistant box twist truss structure of claim 1, wherein: the installation block (8) is rotatably installed in the installation groove (2), and a roll shaft (7) is rotatably installed at one end of the installation block (8).

4. The deformation resistant box twist truss structure of claim 1, wherein: the pull ring (14) is movably sleeved with a pressure spring (15), and the pressure spring (15) is positioned between the clamping bolt (11) and the fixed rod (12).

5. The deformation resistant box twist truss structure of claim 1, wherein: the original length of the pressure spring (15) is longer than the length of the fixed rod (12).