CN212588649U - Spacing formula hem casing - Google Patents

Abstract

A limiting type flanging machine shell comprises a machine shell body, wherein the machine shell body comprises a bottom plate area and flanging areas, the flanging areas are arranged on two sides of the bottom plate area, the flanging areas are upwards turned and arranged perpendicular to the bottom plate area, the flanging areas are also provided with seam connecting edges, the seam connecting edges are inwards bent by taking the outline of the bottom plate area as a reference and are arranged at the edge of the bottom plate area in an enclosing mode, two seams are formed after the enclosing of adjacent seam connecting edges is finished, and welding spots are arranged at the seam positions; for traditional shell structure through four side book-ups, this shell structure only folds up the hem district of bottom plate district both sides to carrying out the single spot welding to enclosing the hem seam position of establishing after accomplishing, the hem forms with the direct buckling of bottom plate, hem and hem, does not have the direct bending in clearance between the adjacent hem to enclose and establishes, overall structure intensity is higher and non-deformable, and electromagnetic shielding nature is also stronger.

Description

Spacing formula hem casing

Technical Field

The utility model relates to an equipment unit protective housing field especially relates to a spacing formula hem casing.

Background

Traditional hem casing structure, four sides of having rolled up by the flat panel of a groined type usually form, in order to satisfy the structure that four sides were rolled up, there is certain clearance after directly leading to adjacent hem to roll up, four sides hem mutual independence, unable mutual support, casing overall structure intensity is not high, especially the deformation takes place extremely easily for the hem structure, certain influence has also been received to electromagnetic shield performance, in order to compensate the not enough problem of structural strength, common solution is for increasing the thickness of flat panel, this manufacturing cost that has increased the casing undoubtedly and the degree of difficulty of buckling, make the casing become heavy, the practicality is not strong.

SUMMERY OF THE UTILITY MODEL

For solving the casing structure structural strength who tradition four sides are rolled up not high, take place deformation easily, electromagnetic shielding nature scheduling problem not strong, the utility model provides a spacing formula hem casing.

A limiting type flanging machine shell comprises a machine shell body, wherein the machine shell body comprises a bottom plate area and flanging areas, the flanging areas are arranged on two sides of the bottom plate area, the flanging areas are upwards turned and arranged perpendicular to the bottom plate area, the flanging areas are also provided with seam connecting edges, the seam connecting edges are inwards bent by taking the outline of the bottom plate area as a reference and are arranged at the edge of the bottom plate area in an enclosing mode, seams are formed after the enclosing of adjacent seam connecting edges is finished, and welding spots are arranged at the seam positions; this structure only needs the both sides hem of buckling, has two seams at most, and the seam passes through the solder joint welding, and overall structure is compact and complete, and adjacent hem can support each other, is difficult for taking place deformation, and electromagnetic shielding nature is strong.

Furthermore, the casing body is formed by bending an H-shaped integrated plane plate, so that the overall structural strength of the casing is ensured.

Further, the bottom plate district is provided with the grafting of protrusion in bottom plate border and assists the body, the hem district corresponds the grafting is assisted the body and is provided with the grafting breach that matches with it for the hem district cooperates inseparabler with the bottom plate district, can peg graft each other and support, strengthens the structural strength and the electromagnetic shielding nature of casing.

Furthermore, the adjacent position of the hem area and the seam connecting edge is provided with a hem transition area for forming a C-shaped transition hem when the seam connecting edge is bent, so that the appearance is attractive, and the installation is convenient and the hand is not easy to be injured.

Furthermore, the adjacent position of the bottom plate area and the folding edge area is provided with a folding interface which can be used as a folding reference, so that the shell can be conveniently folded.

Furthermore, the bottom plate area is also provided with a limiting wall, and the limiting wall is bent upwards and is perpendicular to the bottom plate area, so that the machine shell is provided with a stepped limiting groove at the bottom, the machine shell is more suitable for a complex assembly structure, and the space utilization rate of the machine shell is improved.

Further, the top of the machine shell is not sealed and is in an open structure.

Furthermore, the hem still is provided with the fixed orifices, the hem top is provided with the spacing breach that matches with the upper cover for the casing is convenient for install sealed, strengthens the suitability and the practicality of casing.

Advantageous effects

The utility model discloses a spacing formula hem casing, the casing structure that four side hems of tradition formed has been changed, all there is the structure of seam for four turning positions of tradition casing, this casing only passes through both sides hem, and further buckle the hem and welded mode constitutes the casing structure, the hem forms two seams at most, can effectively compensate the adjacent hem of tradition casing and can't support each other, the shortcoming of easy deformation, overall structure compactness cutting strength is higher more, non-deformable, electromagnetic shielding nature is also stronger.

Drawings

The accompanying drawings, which are included to provide a further understanding of embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention:

FIG. 1 is a schematic view of the overall structure of the preferred embodiment of the present invention;

FIG. 2 is a schematic view of the expanded structure of FIG. 1;

FIG. 3 is a schematic view of a conventional housing in an unfolded configuration;

FIG. 4 is a schematic view of the overall structure at another angle in FIG. 1;

wherein: a case body-10; floor area-20; a hem region-30; seam joining edge-31; a seam-32; inserting an auxiliary body-21; a splicing notch-33; dog-ear transition-34; bending the interface-22; a limiting wall-23; a limiting groove-24; a fixing hole-35; a limiting notch-36.

In a conventional cabinet, i.e. in fig. 3: folding edge-A; a bottom plate-B.

Detailed Description

The following description of the preferred embodiments of the present invention will enable one skilled in the art to make and use the present invention as described below, and will more fully understand the innovative features and attendant advantages of the present invention.

As shown in fig. 1, the limiting type flanging machine shell comprises a machine shell body 10, wherein the machine shell body 10 comprises a bottom plate area 20 and a flanging area 30, the flanging area 30 is arranged on two sides of the bottom plate area 20, the flanging area 30 is upwards turned and arranged perpendicular to the bottom plate area 20, the flanging area 30 is further provided with a connecting edge 31 of a seam 32, the connecting edge 31 of the seam 32 is inwards bent by taking the outline of the bottom plate area 20 as a reference and is enclosed at the edge of the bottom plate area 20, the connecting edge 31 of the adjacent seam 32 forms a seam 32 after being enclosed, and welding spots are arranged at the position of the seam 32; this structure only needs the both sides hem of buckling, has two seams 32 at most, and seam 32 passes through the solder joint welding, and overall structure is compact and complete, and adjacent hem can support each other, is difficult for taking place deformation, and electromagnetic shielding nature is strong.

Further, as shown in fig. 2, the casing body 10 is formed by bending an H-shaped integrated flat plate, so as to ensure the overall structural strength of the casing; referring to fig. 3, for the planar structure after traditional casing expandes, wholly be the groined type, need upwards turn over the hem B of four sides and turn over in order to constitute the casing structure, can't support each other after buckling between the adjacent hem B, structural strength is not high, and the deformation takes place extremely easily for the hem B of unilateral, has four gaps in four corners of hem at least, directly leads to traditional casing structure anti electromagnetic interference ability to be relatively weak.

Further, referring to fig. 1, fig. 2 and fig. 4, the bottom plate area 20 is provided with an auxiliary insertion body 21 protruding from the edge of the bottom plate, and the folded edge area 30 corresponds to the auxiliary insertion body 21 provided with an insertion notch 33 matched with the auxiliary insertion body, so that the folded edge area 30 and the bottom plate area 20 are matched more closely, can be inserted and supported with each other, and the structural strength and the electromagnetic shielding performance of the casing are enhanced.

Furthermore, the folding edge area 30 is provided with a folding angle transition area 34 at the adjacent position of the connecting edge 31 of the seam 32, and the folding angle transition area is used for forming a C-shaped transition folding angle when the connecting edge 31 of the seam 32 is bent, so that the appearance is attractive, and the installation is convenient, and the hand injury is not easy.

Furthermore, the adjacent position of the bottom plate area 20 and the folding edge area 30 is provided with a folding interface 22 which can be used as a folding reference, so that the folding manufacture of the casing is facilitated.

Furthermore, the bottom plate area 20 is further provided with a limiting wall 23, and the limiting wall 23 is bent upwards and perpendicular to the bottom plate area 20, so that the machine shell forms a stepped limiting groove 24 in the bottom plate area 20, the machine shell is more suitable for complex assembly structures, and the space utilization rate of the machine shell is improved.

Further, the top of the machine shell is not sealed and is in an open structure.

Further, the hem still is provided with fixed orifices 35, the hem top is provided with the spacing breach 36 that matches with the upper cover for the casing is convenient for install sealed, strengthens the suitability and the practicality of casing.

Further, the H-shaped plane plate shown in fig. 2 is bent to form the housing shown in fig. 1 by the following steps:

1) bending the flanging areas positioned at the upper side and the lower side of the bottom plate area according to the bending interfaces until the flanging areas are vertical to the bottom plate area;

2) bending the upper limit wall of the bottom plate area to enable the bottom plate area to be in a step shape;

3) bending a bevel transition area of the joint connecting edge at the left side to form a bevel of 45 degrees;

4) bending a bevel transition area of the joint connecting edge on the right side to form a bevel of 45 degrees;

5) bending the joint connecting edges at two sides to integrally form the shell;

6) and welding the joint formed by the joint connecting edges at the two sides.

The utility model discloses a spacing formula hem casing, changed the traditional casing structure that four sides hem formed, for the structure that four turning positions of traditional casing all have the seam, this casing only passes through both sides hem to further buckle the hem and the welded mode constitutes the casing structure, the hem forms two seams at most, can effectively compensate the shortcoming that the adjacent hem of traditional casing can't support each other, easy deformation, overall structure is compacter and the cutting strength is higher, non-deformable, electromagnetic shielding nature is also stronger; the design is more humanized and beautiful due to the structure of the transitional folding angle, and the hand is not easy to be injured; the parts, which are not connected, of the bottom plate and the folded edge are mutually inserted, so that the whole structure is more compact.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the specific embodiments of the present invention be limited by these descriptions; to the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection.

Claims (8)

1. The utility model provides a spacing formula hem casing, includes casing body (10), its characterized in that: casing body (10) include bottom plate district (20) and hem district (30), hem district (30) sets up in the both sides of bottom plate district (20), hem district (30) perpendicular to bottom plate district (20) turn over the setting of turning up, hem district (30) still are provided with seam hookup limit (31), seam hookup limit (31) use the profile of bottom plate district (20) to inwards buckle as the benchmark, enclose and locate bottom plate district (20) border, and adjacent seam hookup limit (31) enclose and establish and form seam (32) after accomplishing, seam (32) position is provided with the solder joint.

2. The edge-folding machine case of claim 1, wherein: the shell body (10) is formed by bending an H-shaped integrated plane plate.

3. The edge-folding machine case of claim 1, wherein: the bottom plate area (20) is provided with an inserting auxiliary body (21) protruding out of the edge of the bottom plate, and the bottom plate area (20) corresponds to the inserting auxiliary body (21) and is provided with an inserting notch (33) matched with the inserting auxiliary body.

4. The edge-folding machine case of claim 1, wherein: and a bevel transition area (34) is arranged at the adjacent position of the bevel area (30) and the seam connecting edge (31) and is used for forming a C-shaped transition bevel when the seam connecting edge (31) is bent.

5. The edge-folding machine case of claim 1, wherein: and a bending interface (22) is arranged at the adjacent position of the bottom plate area (20) and the flanging area (30).

6. The edge-folding machine case of claim 1, wherein: the bottom plate area (20) is further provided with a limiting wall (23), and the limiting wall (23) is bent upwards and is perpendicular to the bottom plate area (20) so that the machine shell forms a stepped limiting groove in the bottom plate area (20).

7. The edge-folding machine case of claim 1, wherein: the top of the shell is not sealed and is of an open structure.

8. The edge-folding machine case of claim 1, wherein: the folded edge is further provided with a fixing hole (35), and the top end of the folded edge is provided with a limiting notch (36) matched with the upper cover.

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