CN220306884U - Trapezoidal die block pressure crane span structure of intensity - Google Patents

Abstract

The utility model discloses a strength trapezoid bottom die pressing bridge frame, which comprises a group of side plates arranged in parallel and a bottom plate arranged between the side plates, wherein trapezoid bulges which are distributed at equal intervals are formed on the surface of the bottom plate in a vertical upward extending mode, a horizontal part is formed on the bottom plate between two adjacent trapezoid bulges, connecting pieces are formed on two sides of the horizontal part in a horizontal upward extending mode, a bending part is formed at the bottom end of the side plate through bending, a V-shaped groove for inserting the connecting pieces is formed between the bending part and the side plate, first riveting holes which are distributed at equal intervals are formed in the bending part, and second riveting holes matched with the first riveting holes are formed at the bottom end of the side plate. The trapezoid bottom die pressing bridge frame with the strength does not need other auxiliary fixing pieces in the whole installation process, is fixed through the engagement between the bottom plate and the side plate, is high in connection strength, simplifies the installation process, improves the operation efficiency, and is high in practicability.

Description

Trapezoidal die block pressure crane span structure of intensity

Technical Field

The utility model relates to the technical field of bridges, in particular to a trapezoid bottom die pressing bridge with strength.

Background

The bridge frame generally comprises two side plates and a bottom plate connected between the two side plates, the existing bottom plate is mostly in a flat plate shape, the intensity is low, and the existing common treatment mode is to press trapezoid grooves on the bottom plate, so that the bottom plate is corrugated, the intensity is improved, and the bottom plate and the side plates cannot be integrally formed by stamping and are required to be welded or fixed in other modes because the bottom plate needs to be processed independently;

as disclosed in the prior art (CN 207265575U), the bottom plate and the side plates are assembled by a plurality of right-angle connectors, so that in the installation process, a plurality of right-angle connectors need to be placed, and meanwhile, rivets and bolts are assisted to fasten, so that the operation is complex, the efficiency is low,

in view of the above drawbacks of the prior art, it is necessary to further improve the device to make it more practical to meet the practical use.

Disclosure of Invention

The utility model aims to provide a trapezoid bottom mould pressing bridge frame with strength so as to solve the problems of complex operation and low efficiency in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the trapezoid bottom die pressing bridge frame with the strength comprises a group of side plates which are arranged in parallel, and a bottom plate which is positioned between the side plates, wherein trapezoid protrusions which are distributed at equal intervals are vertically and upwards formed on the surface of the bottom plate in an extending mode, a horizontal part is formed on the bottom plate between two adjacent trapezoid protrusions, and connecting pieces are horizontally and upwards formed on two sides of the horizontal part in an extending mode;

the bottom end of the side plate is bent to form a bending part, and a V-shaped groove for inserting a connecting piece is formed between the bending part and the side plate;

first riveting holes distributed at equal intervals are formed in the bending part, and second riveting holes matched with the first riveting holes are formed in the bottom end of the side plate.

Further, the side plates are formed with a set of arc-shaped protrusions by punching.

Further, the connecting piece forms an L-shaped structure through bending, and the vertical end of the connecting piece is inserted into the groove.

Further, the section of the bending part is fixedly adhered with a rubber strip, and the rubber strip is used for supporting the horizontal end of the connecting piece.

Further, when the bending part is parallel to the side plate, the vertical end of the connecting piece is respectively attached to the bending part and the side plate.

Further, when the bending part is parallel to the side plate, the first riveting hole and the second riveting hole corresponding to the first riveting hole are coaxial.

Compared with the prior art, the utility model has the beneficial effects that: the trapezoidal die block pressure crane span structure of this intensity is formed with the kink in the bottom bending of curb plate, bottom plate both sides integrated into one piece is formed with the connecting piece, the connecting piece punching press is the form of buckling, specifically when the installation, through inserting the connecting piece to the slot between curb plate and the kink in, can place the bottom plate between two curb plates, buckle the kink again afterwards, curb plate cooperation kink can press from both sides the connecting piece tightly, thereby ensure bottom plate and curb plate firm in connection, the connecting piece is pressed from both sides tightly the back, only need fix curb plate and kink through the rivet can, whole installation need not other auxiliary fixtures, fix through the interlock between bottom plate and the curb plate, not only joint strength is big, and mounting flow has been simplified, and operating efficiency is improved, and is strong in practicality.

Drawings

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

FIG. 2 is a schematic top view of the base plate of the present utility model;

FIG. 3 is a schematic side view of the base plate of the present utility model;

FIG. 4 is a schematic perspective view of a side panel of the present utility model;

fig. 5 is an enlarged schematic view of the structure of the point a in fig. 1 according to the present utility model.

In the figure: 1. a bottom plate; 2. a side plate; 3. a trapezoidal protrusion; 4. arc-shaped bulges; 5. a horizontal portion; 6. a connecting piece; 7. a bending part; 8. a first rivet hole; 9. a second rivet hole; 10. rubber strips.

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. 1-5, the present utility model provides a technical solution: the utility model provides a trapezoidal die block pressure crane span structure of intensity, includes a set of parallel arrangement's curb plate 2 to and be located the bottom plate 1 between the curb plate 2, the perpendicular upward extension in bottom plate 1 surface is formed with equidistant trapezoidal protruding 3 of distribution, and curb plate 2 is formed with a set of arc protruding 4 through the punching press, and a plurality of trapezoidal protruding 3 can improve the compressive strength of bottom plate 1, and the compressive strength of curb plate 2 can be improved to arc protruding 4, and then trapezoidal protruding 3 and arc protruding 4 mutually support, can improve the intensity of whole crane span structure.

The bottom plate 1 between two adjacent trapezoidal bulges 3 is formed with horizontal part 5, horizontal part 5 both sides level upwards extends and is formed with connecting piece 6, the curb plate 2 bottom is formed with kink 7 through bending, first riveting hole 8 that is equidistant distribution has been seted up on the kink 7, second riveting hole 9 with first riveting hole 8 assorted has been seted up to curb plate 2 bottom, the vertical end of connecting piece 6 inserts to the slot in, be elastic structure between kink 7 and the curb plate 2, namely the position of kink 7 is not fixed, kink 7 can rotate under external force for curb plate 2, when the installation, be formed with "V" shape slot between kink 7 and the curb plate 2, and connecting piece 6 forms "L" shape structure through bending, when installing bottom plate 1 and curb plate 2 like this, can dock bottom plate 1 and two curb plates 2 through inserting connecting piece 6 in the slot, accomplish preliminary installation.

When the bending part 7 is parallel to the side plate 2, the vertical end of the connecting piece 6 is respectively attached to the bending part 7 and the side plate 2, meanwhile, the first riveting hole 8 and the corresponding second riveting hole 9 are coaxial, after preliminary installation is finished, the bending part 7 can be bent again, so that the bending part 7 rotates towards the side plate 2, a groove between the bending part 7 and the side plate 2 is deformed from V to U, at the moment, the bending part 7 is parallel to the side plate 2, and the bending part 7 and the side plate 2 are tightly attached to the connecting piece 6;

finally, rivets are penetrated into the first riveting holes 8 and the second riveting holes 9, the bending parts 7 and the side plates 2 are reinforced by riveting, and the bending parts 7 and the side plates 2 are ensured to clamp the connecting piece 6, so that the firmness of the bottom plate 1 and the side plates 2 after being installed can be improved;

because kink 7 is integrative with curb plate 2, bottom plate 1 and horizontal part 5 are same integrative, like this when assembling, compare and fix through auxiliary fixing spare, bottom plate 1 and curb plate 2 joint strength are bigger, have simplified the installation flow moreover, are convenient for mass production.

The section of kink 7 is fixed to be glued and is had rubber strip 10, and rubber strip 10 is used for supporting connecting piece 6 horizontal end, and connecting piece 6's vertical end is pressed from both sides tightly between kink 7 and curb plate 2, and connecting piece 6's vertical end holds up whole bottom plate 1 through the horizontal end, in order to avoid connecting piece 6's horizontal end load too big and take place deformation, is provided with rubber strip 10, and kink 7 can carry out a support to connecting piece 6's horizontal end through rubber strip 10, has improved connecting piece 6's supporting strength.

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 (6)

1. The utility model provides a trapezoidal die block pressure crane span structure of intensity, includes a set of parallel arrangement's curb plate (2) to and be located bottom plate (1) between curb plate (2), its characterized in that: trapezoidal protrusions (3) distributed at equal intervals are formed on the surface of the bottom plate (1) in a vertical upward extending mode, horizontal portions (5) are formed on the bottom plate (1) between two adjacent trapezoidal protrusions (3), and connecting pieces (6) are formed on two sides of each horizontal portion (5) in a horizontal upward extending mode;

a bending part (7) is formed at the bottom end of the side plate (2) through bending, and a V-shaped groove for inserting a connecting piece (6) is formed between the bending part (7) and the side plate (2);

first riveting holes (8) distributed at equal intervals are formed in the bending part (7), and second riveting holes (9) matched with the first riveting holes (8) are formed in the bottom end of the side plate (2).

2. The trapezoidal bottom die pressing bridge frame with strength according to claim 1, wherein: the side plates (2) are formed with a group of arc-shaped bulges (4) through stamping.

3. The trapezoidal bottom die pressing bridge frame with strength according to claim 1, wherein: the connecting piece (6) is bent to form an L-shaped structure, and the vertical end of the connecting piece (6) is inserted into the groove.

4. The trapezoidal bottom die pressing bridge frame with strength according to claim 1, wherein: the section of the bending part (7) is fixedly adhered with a rubber strip (10), and the rubber strip (10) is used for supporting the horizontal end of the connecting piece (6).

5. The trapezoidal bottom die pressing bridge frame with strength according to claim 1, wherein: when the bending part (7) is parallel to the side plate (2), the vertical end of the connecting piece (6) is respectively attached to the bending part (7) and the side plate (2).

6. The trapezoidal die pressing bridge of claim 5, wherein: when the bending part (7) is parallel to the side plate (2), the first riveting hole (8) and the second riveting hole (9) corresponding to the first riveting hole are coaxial.