CN210383274U

CN210383274U - Riveting-part-free laminated plate beam for storage rack

Info

Publication number: CN210383274U
Application number: CN201921052821.4U
Authority: CN
Inventors: 朱国强
Original assignee: Changshu Wanshun Angle Steel Shelf Manufacturing Co ltd
Current assignee: Changshu Wanshun Angle Steel Shelf Manufacturing Co ltd
Priority date: 2019-07-08
Filing date: 2019-07-08
Publication date: 2020-04-24
Anticipated expiration: 2029-07-08

Abstract

A rivet-free laminated plate beam for a shelf comprises at least two stand columns, wherein insertion holes are formed in the side faces of the stand columns, insertion grooves are formed in the lower ends of the insertion holes, the rivet-free laminated plate beam comprises a laminated plate beam main body, at least one pair of bent hook legs are formed inwards by punching holes in the two ends of the laminated plate beam main body, an insertion groove is formed between each pair of bent hook legs and the laminated plate beam main body, two half-flap preformed holes are formed in the punched holes of the laminated plate beam main body, and the two half-flap preformed holes are connected through ribs; the aperture of spliced eye is greater than the aperture of two half lamella preformed holes, and when plywood crossbeam main part was connected with the stand, during a pair of hook foot inserted the spliced eye, made in the inserting groove of rib embedding spliced eye below, a pair of caulking groove inlayed with the cell wall of inserting groove and joined in marriage, a pair of hook foot supported and leaned on back one side at plywood crossbeam stand. Full-automatic production is realized, energy is saved, and efficiency is high; the assembly efficiency is high, and the connection strength and the bearing capacity are enhanced; the environment is protected, and the service life is prolonged; the holes are various in shape, and the beauty of consumers is satisfied.

Description

Riveting-part-free laminated plate beam for storage rack

Technical Field

The utility model belongs to the technical field of the supporter, concretely relates to supporter is with no rivet spare plywood crossbeam.

Background

The commodity shelf is an indispensable component of modern industrial warehouses, logistics centers and distribution centers. Most of the existing commodity shelves are frame structures built by pipe fittings and support columns, and the frame structures are multilayer structures formed by upright posts, cross beams and laminates. The laminated plates of all layers are supported by the cross beam, the cross beam comprises a cross beam main body and connecting pieces arranged at two ends of the cross beam main body, the connecting pieces are rivets, the rivets are welded and fixed on the cross beam main body, and the cross beam main body is connected with the hanging holes of the stand columns through the rivets. The above structure has the following disadvantages: when the rivets are fixed, a large number of workers are needed to use the rivets one by one to fix the rivets and the cross beams through mechanical hammering, so that the production cost and the labor cost of the commodity shelf are undoubtedly increased, and meanwhile, the production period is also prolonged. When goods are placed on the cross beam, only the rivet is stressed, so that the weight of the goods borne by the cross beam is limited. In addition, hammering or loosening or tightening can affect the firmness of the connection to some extent, and affect the service life of the connection.

In view of the above, there is a need for a reasonable improvement of the connection structure between the floor beam and the upright post of the conventional shelf. The applicant has therefore made an advantageous design, in the context of which the solution to be described below is made.

Disclosure of Invention

An object of the utility model is to provide a supporter is with no rivet spare plywood crossbeam, it adopts the clod wash roll forming machine can realize full automated production, and is energy-conserving high-efficient, connects swiftly and intensity height, production process safety ring protects, and rust-resistant loses the effect ideal, long service life.

The utility model aims at reaching like this, a supporter is with no rivet spare plywood crossbeam, the supporter include two at least relative stands that set up, the stand be provided with an at least spliced eye along the direction of height interval on a side, the lower extreme narrow and contract of spliced eye have the inserting groove, inserting groove and spliced eye intercommunication, its characterized in that: the riveting-part-free laminated plate beam comprises a laminated plate beam main body, wherein at least one pair of bent hook legs are formed inwards by punching two ends of the laminated plate beam main body, the bending directions of the pair of bent hook legs are opposite, caulking grooves are formed between the pair of bent hook legs and the laminated plate beam main body respectively, two half-flap preformed holes are formed in the punched position of the laminated plate beam main body, and the two half-flap preformed holes are connected through ribs; the aperture of spliced eye be greater than the aperture of two half lamella preformed holes, when plywood crossbeam main part be connected with the stand, the outside of stand is inwards inserted in the spliced eye that corresponds to a pair of curved foot of colluding on this plywood crossbeam main part, then moves down, makes the rib embedding spliced eye below in the inserting groove, a pair of caulking groove and the cell wall of inserting groove both sides are inlayed and are joined in marriage, and a pair of curved foot of colluding supports and leans on back one side at plywood crossbeam stand.

In a specific embodiment of the present invention, the hole shape of the insertion hole is one of a circular hole, a square hole, a rectangular hole, or a polygonal hole; correspondingly, the hole shapes of the two half-valve preformed holes are matched with the hole shape of the inserting hole.

In another specific embodiment of the present invention, the two pairs of hooks are formed by punching holes at two ends of the laminate beam main body, the two pairs of hooks are arranged at an upper and a lower interval, and the distance between the two pairs of hooks is identical to the distance between two adjacent upper and lower insertion holes.

In another specific embodiment of the present invention, the laminate beam main body is bent with an upper folding edge above the height direction and along the length direction, the cross-sectional shape of the upper folding edge is L-shaped, and a laminate placing groove cavity is formed above the bottom surface of the L-shaped upper folding edge; the laminated beam main body is provided with a lower folding edge which is bent along the length direction below the height direction, and the bending direction of the lower folding edge is the same as that of the upper folding edge.

In yet another specific embodiment of the present invention, the laminate beam main body is made of galvanized sheet, the upper bending hook, the half-section preformed hole, and the rib are formed by punching and bending the upper and lower edges of the laminate beam integrally by a cold roll forming machine.

In a more specific embodiment of the present invention, the length of the upper flange is greater than the length of the lower flange.

The utility model discloses owing to adopted above-mentioned structure, the beneficial effect who has is: firstly, the bent hook foot, the half-flap preformed hole, the rib, the upper folded edge and the lower folded edge on the laminate beam main body are integrally punched, bent and formed by a cold-bending rolling forming machine, full-automatic production can be realized, a large amount of manual operation is saved, and energy is saved and high efficiency is achieved; secondly, the laminate beam main body is matched with the inserting holes through more than one pair of hook pins with opposite bending directions, so that the assembling efficiency is improved, the connecting strength of the laminate beam main body and the inserting holes is improved, and the bearing capacity of the laminate beam main body is improved; thirdly, the plate-shaped cross beam is adopted to replace a hollow P-shaped cross beam in the prior art, so that materials are saved, and after a galvanized plate is adopted for forming, the processes of electric welding, water washing, phosphorization, plastic spraying and baking are reduced, so that the safety and environmental protection of the whole production process are ensured, the manufacturing cost and the labor cost are saved, an ideal anti-rust effect is reflected, the situation of rusting from inside to outside is avoided, and the service life is prolonged; fourthly, the plug-in hole adopts diversified hole shapes and can be matched with the hook feet with different shapes, so that the hole shapes can be freely selected according to personal preference to meet the aesthetic requirements of consumers.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

In the figure: 1. the laminated beam comprises a laminated beam main body, 11 bent hook legs, 111 caulking grooves, 12 half-flap preformed holes, 13 ribs, 14 upper folding edges, 141 laminated plate accommodating groove cavities and 15 lower folding edges; 2. column, 21, plug hole, 211, plug groove.

Detailed Description

The following is a detailed description by way of example, but the description of the example is not intended to limit the scope of the present invention, and any equivalent changes made according to the present invention, which are merely formal and insubstantial, should be considered as technical solutions of the present invention.

In the following description, all the concepts related to the directions or orientations of up, down, left, right, front and back are given with respect to the position state of fig. 1, and thus should not be interpreted as limiting the technical solution provided by the present invention.

Referring to fig. 1, the present invention relates to a non-rivet laminate beam for a shelf, the shelf includes at least two columns 2 disposed oppositely, the material of the columns 2 is not limited, in this embodiment, it is preferably made of galvanized sheet, at least one row of insertion holes 21 is disposed on one side of the columns 2 along the height direction at intervals, the lower end of the insertion holes 21 is narrowed to have vertical strip-shaped insertion grooves 211, and the insertion grooves 211 are communicated with the insertion holes 21. Is characterized in that: the riveting-part-free laminated plate beam comprises a laminated plate beam main body 1, wherein at least one pair of bent hook legs 11 are formed inwards by punching two ends of the laminated plate beam main body 1, bending directions of the pair of bent hook legs 11 are opposite, caulking grooves 111 are formed between the pair of bent hook legs and the laminated plate beam main body 1 respectively, two half-flap preformed holes 12 are formed in the punched position of the laminated plate beam main body 1, and the two half-flap preformed holes 12 are connected through ribs 13; the shape of the plugging hole 21 is not limited at all, in this embodiment, a circular hole is illustrated, and may also be a square hole, a rectangular hole, a polygonal hole, or the like, the polygonal hole may be an octagonal hole, a decagonal hole, or the like, the hole shapes of the two half-petal preformed holes 12 are matched with the hole shape of the plugging hole 21, and the hole diameter of the plugging hole 21 is greater than the hole diameters of the two half-petal preformed holes 12. When plywood crossbeam main part 1 be connected with stand 2, a pair of hook foot 11 in two half lamella preformed holes 12 on this plywood crossbeam main part 1 inserts corresponding spliced eye 21 from the outside of stand 2 inwards, then moves down, makes rib 13 imbed in the inserting groove 211 of spliced eye 21 below, the cell wall of a pair of caulking groove 111 and inserting groove 211 both sides is inlayed and is joined in marriage, and a pair of hook foot 11 then supports and leans on back one side of plywood crossbeam stand 1 and plays the positioning action, peg graft simple and conveniently, efficient, and guarantee joint strength.

Further, in this embodiment, two pairs of bent hook legs 11 are formed by punching holes at two ends of the laminate beam main body 1 inward, the two pairs of bent hook legs 11 are arranged at intervals up and down, and the distance between the two pairs of bent hook legs 11 is identical to the distance between two adjacent inserting holes 21.

Furthermore, an upper folded edge 14 is bent above the layer beam main body 1 in the height direction and along the length direction, the cross section of the upper folded edge 14 is L-shaped, a layer of plate placing groove cavity 141 is formed above the bottom surface of the L-shaped upper folded edge 141, and the layer of plate placing groove cavity 141 is used for laying a layer of plate of the shelf; the laminated beam main body 1 is provided with a lower folding edge 15 which is bent along the length direction below the height direction, the bending direction of the lower folding edge 15 is the same as that of the upper folding edge 14, and the lower folding edge 15 plays a role of a reinforcing rib to increase the strength of the laminated beam main body 1.

Furthermore, the laminated beam main body 1 is preferably made of a galvanized plate, and the bent hook leg 11, the half-flap preformed hole 12, the rib 13, the upper folded edge 14 and the lower folded edge 15 are integrally punched and bent by a cold-bending rolling forming machine. Wherein the length of said upper flap 14 is greater than the length of said lower flap 15. Plywood crossbeam main part 1 can realize full automatic production, saved raw and other materials and a large amount of labours, reduce cost.

Furthermore, the galvanized plate is mainly made of two materials of an aluminum-zinc-plated steel plate or a magnesium-aluminum-zinc-plated steel plate.

Here, it should be noted that: the laminated plate beam main body 1 and the upright post 2 are both made of galvanized plates, and in actual use, the surfaces of the galvanized plates can be sprayed with plastics without spraying plastics or spraying plastics according to the requirements of customers. When the plastic spraying is needed, as the adopted material is the galvanized sheet, compared with the plastic spraying on the surface of the iron sheet in the prior art, the multi-process procedures of electric welding, water washing, phosphorization and the like are also saved, the production period can be shortened, a large amount of labor is saved, and the environmental protection is facilitated.

Claims

1. The utility model provides a supporter is with no rivet spare plywood crossbeam, the supporter include stand (2) of two at least relative settings, stand (2) be provided with at least a row spliced eye (21) along the direction of height interval on a side, the lower extreme narrow and contract of spliced eye (21) have inserting groove (211), inserting groove (211) and spliced eye (21) intercommunication, its characterized in that: the riveting-part-free laminated plate beam comprises a laminated plate beam main body (1), at least one pair of bent hook legs (11) are formed inwards by punching two ends of the laminated plate beam main body (1), bending directions of the pair of bent hook legs (11) are opposite, caulking grooves (111) are formed between the pair of bent hook legs and the laminated plate beam main body (1), two half-flap preformed holes (12) are formed in the punched position of the laminated plate beam main body (1), and the two half-flap preformed holes (12) are connected through ribs (13); the aperture of spliced eye (21) be greater than the aperture of two half lamella preformed holes (12), work as plywood crossbeam main part (1) and stand (2) be connected the time, during a pair of curved foot of colluding (11) on this plywood crossbeam main part (1) inwards inserts corresponding spliced eye (21) from the outside of stand (2), then moves down, makes rib (13) imbed in spliced eye (211) of spliced eye (21) below, a pair of caulking groove (111) are joined in marriage with the cell wall of spliced eye (211) both sides is inlayed, and a pair of curved foot of colluding (11) support and lean on the back one side of plywood crossbeam stand (2).

2. The laminate beam without rivet for rack of claim 1, wherein the hole shape of the insertion hole (21) is one of a circular hole, a square hole, a rectangular hole or a polygonal hole; correspondingly, the hole shapes of the two half-valve preformed holes (12) are matched with the hole shape of the insertion hole (21).

3. The laminate beam without rivet fasteners for the shelf according to claim 1, wherein two pairs of bent hook legs (11) are formed by punching holes at both ends of the laminate beam body (1) inward, the two pairs of bent hook legs (11) are arranged at intervals from top to bottom, and the distance between the two pairs of bent hook legs (11) is identical to the distance between two adjacent inserting holes (21).

4. The laminated beam without rivet fasteners for the shelf according to claim 1, wherein the laminated beam body (1) is bent with an upper folding edge (14) along the length direction above the height direction, the cross section of the upper folding edge (14) is L-shaped, and a layer of plate laying groove cavity (141) is formed above the bottom surface of the L-shaped upper folding edge (14); the laminated beam main body (1) is provided with a lower folding edge (15) in the lower part of the height direction and along the length direction, and the folding direction of the lower folding edge (15) is the same as that of the upper folding edge (14).

5. The laminate beam without rivet fasteners for the shelf according to claim 1, wherein the laminate beam body (1) is made of galvanized sheet, and the hook leg (11), the half-lobe preformed hole (12), the rib (13), the upper folded edge (14) and the lower folded edge (15) are formed by punching and bending integrally by a cold roll forming machine.

6. The rivetless laminate beam for a shelf according to claim 4 wherein the length of the upper flange (14) is greater than the length of the lower flange (15).