CN215884707U - Flange structure of box body or cover body and explosion-proof box - Google Patents
Flange structure of box body or cover body and explosion-proof box Download PDFInfo
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- CN215884707U CN215884707U CN202122067678.XU CN202122067678U CN215884707U CN 215884707 U CN215884707 U CN 215884707U CN 202122067678 U CN202122067678 U CN 202122067678U CN 215884707 U CN215884707 U CN 215884707U
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Abstract
The utility model provides a flange structure and explosion-proof case of box or lid, the flange structure includes flange sandwich layer, the pouring forms and wraps and locate flange main part on the flange sandwich layer, the flange sandwich layer embedded in the flange main part, the flange sandwich layer with the flange main part forms a whole. The utility model provides a flange structure of a box body or a cover body and an explosion-proof box, wherein a flange main body is poured in the flange core layers at the edges of the box body and the cover body according to the actual sizes of the flange core layers at the edges of the box body and the cover body, so that the flange core layers are embedded in the flange main body, the flange core layers and the flange main body are combined to form the flange structure, the flange structure is fast in processing and manufacturing and higher in manufacturing efficiency, the safe connection between the flange core layers and the flange main body is not influenced by the thickness, the thicker the flange main body is, the tighter the flange core layers and the flange main body are matched, the stronger the rigidity is, and the better the explosion-proof effect is.
Description
Technical Field
The utility model relates to a flange structure of a box body or a cover body and an explosion-proof box.
Background
The explosion-proof box in the prior art comprises a box body and a cover body arranged on the box body, wherein an electronic product or an electrical product needing explosion-proof treatment is arranged in the box body, then a flange on the box body is connected with a flange on the cover body, and an explosion-proof space is formed between the box body and the cover body.
The flange among the prior art needs to satisfy certain thickness requirement, and the flange on explosion-proof box or the lid adopts welded mode usually, with the whole welding of flange edge on box or lid, preparation efficiency is extremely low to manufacturing cost is higher, and in case the welding effect is not good the gap appears, influences explosion-proof effect, and the security performance is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a flange structure of a box body or a cover body.
In order to solve the technical problems, the utility model adopts the technical scheme that: the utility model provides a flange structure of box or lid, flange structure includes the flange sandwich layer, the pouring forms and the package locates flange main part on the flange sandwich layer, the flange sandwich layer embedded in the flange main part, the flange sandwich layer with the flange main part forms a whole.
In some embodiments, the flange core layer is stamped from an edge portion of the main body portion of the box body or the cover body by a flanging process.
In some embodiments, the flange core layer and the flange body are made of two materials, respectively.
In some embodiments, the flange core layer is made of an aluminum alloy material, and the flange body is made of an aluminum material or a steel material.
In some embodiments, the mounting mating surface of the flange main body is an explosion-proof surface.
In certain embodiments, the flange body has a thickness of 2.5 to 10 times the thickness of the flange core layer.
In some embodiments, the flange structure defines a plurality of mounting holes that penetrate through the flange body and the flange core.
In some embodiments, the flange core layer is a closed full turn.
The utility model provides an explosion-proof box.
In order to solve the technical problems, the utility model adopts the technical scheme that: an explosion-proof box that includes the flange structure of box or lid in any one of the above-mentioned embodiments, include the box, the lid, the box, the lid includes the main part respectively, set up in the flange structure on the main part, the flange sandwich layer is formed by the edge part of main part is through the punching press of turn-ups technology, pass two through a plurality of bolts between box and the lid flange structure fixed connection.
The scope of the present invention is not limited to the specific combinations of the above-described features, and other embodiments in which the above-described features or their equivalents are arbitrarily combined are also intended to be encompassed. For example, the above features and the technical features (but not limited to) having similar functions disclosed in the present application are mutually replaced to form the technical solution.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: the utility model provides a flange structure of a box body or a cover body and an explosion-proof box, wherein a flange main body is poured in the flange core layers at the edges of the box body and the cover body according to the actual sizes of the flange core layers at the edges of the box body and the cover body, so that the flange core layers are embedded in the flange main body, the flange structure is formed by combining the flange core layers and the flange main body, the processing and the manufacturing are rapid, the manufacturing efficiency is higher, the safe connection between the flange core layers and the flange main body is not influenced by the thickness, the thicker the flange main body is, the tighter the matching between the flange core layers and the flange main body is, the stronger the rigidity is, and the better the explosion-proof effect is.
Drawings
FIG. 1 is a schematic perspective view of an explosion-proof case;
FIG. 2 is a schematic sectional structure view of the explosion-proof box;
FIG. 3 is a schematic view of the cover after casting;
FIG. 4 is a schematic drawing of the opening of the cover after casting;
FIG. 5 is a schematic view of a structure of a cover body before casting;
FIG. 6 is a cross-sectional view of a flange construction;
wherein, 1, a flange structure; 11. A flange core layer; 12. a flange body; 12a, a mating end layer; 12b, matching with the tail edge layer; 2. a box body; 3. a cover body.
Detailed Description
The utility model provides an explosion-proof box, which comprises a box body 2 and a cover body 3.
The box 2 includes the box main part, sets up flange structure 1 on the box main part, and flange structure 1 includes flange sandwich layer 11, the pouring forms and wraps the flange main part 12 of locating on flange sandwich layer 11, and flange sandwich layer 11 is embedded in flange main part 12, and flange sandwich layer 11 forms a whole with flange main part 12. The flange core layer 11 is formed by punching the edge part of the box body part through a flanging process.
In the same structure, the cover body 3 also comprises a box cover main body part and a flange structure 1 arranged on the box cover main body part, the flange structure 1 comprises a flange core layer 11 and a flange main body 12 which is formed by casting and is wrapped on the flange core layer 11, the flange core layer 11 is embedded in the flange main body 12, the flange core layer 11 and the flange main body 12 form a whole, and the flange core layer 11 is formed by stamping the edge part of the box cover main body part through a flanging process.
The flange structure 1 of the box body 2 and the flange structure 1 of the cover body 3 are fixedly connected through a plurality of bolts.
The flange structure 1 is described in detail below: the flange structure 1 is suitable for a box body 2 and also for a cover body 3.
The flange core layer 11 and the flange main body 12 are made of two materials respectively to meet different rigidity requirements, the flange core layer 11 and the flange main body are made of the same aluminum alloy material, the flange main body 12 is made of aluminum materials or steel materials, and the flange core layer 11 is a closed whole circle edge. As shown in fig. 6, the flange main body 12 is divided into a mating end layer 12a and a mating tail layer 12b by the flange core layer 11 along the axial direction, the radial inner circle edge of the mating end layer 12a is flush with the inner wall of the main body, and the radial inner circle edge of the mating tail layer 12b is intersected on the outer wall of the main body.
The mounting matching surface of the flange main body 12 is a milled explosion-proof surface, so that the explosion-proof effect is enhanced.
The thickness of the flange main body 12 is 2.5 times to 10 times of the thickness of the flange core layer, and if the thickness of the flange core layer is 3mm, the thickness of the flange main body 12 may be more than 8 mm.
A manufacturing process of a flange structure of a cover body comprises the following steps:
s01, preparing a cover body main body part, wherein the edge part of the main body part is provided with a circle of flange core layer formed by integral molding;
s02, hanging the main body part, and putting the flange core layer on the main body part of the cover body shown in the figure 5 into a flange structure manufacturing mould;
s03, introducing the aluminum alloy liquid into a flange structure manufacturing mold until the aluminum alloy liquid submerges a flange core layer;
and S04, cooling, and forming a flange main body outside the flange core layer by using aluminum alloy liquid to finish the manufacturing.
The mounting holes may be formed directly in the flange body 12 by die casting or by drilling after casting, and in the process shown in fig. 3, the mounting holes are drilled in the flange body in step S05.
As shown in fig. 4, the flange structure 1 is provided with a plurality of mounting holes penetrating through the flange main body 12 and the flange core layer 11 to facilitate connection of the two flange structures 1, for example, in this embodiment, the box body 2 and the cover body 3 are fixedly connected through the two flange structures 1 by a plurality of bolts.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (9)
1. The utility model provides a flange structure of box or lid which characterized in that: the flange structure (1) comprises a flange core layer (11), a flange main body (12) which is formed by casting and is arranged on the flange core layer (11) in a wrapping mode, the flange core layer (11) is embedded in the flange main body (12), and the flange core layer (11) and the flange main body (12) form a whole.
2. A flange structure of a case or cover according to claim 1, wherein: the flange core layer (11) is formed by stamping the edge part of the main body part of the box body or the cover body through a flanging process.
3. A flange structure of a case or cover according to claim 1, wherein: the flange structure is provided with a plurality of mounting holes penetrating through the flange main body (12) and the flange core layer (11).
4. A flange structure of a case or cover according to claim 1, wherein: the flange core layer (11) and the flange main body (12) are made of two materials respectively, the flange core layer (11) is made of an aluminum alloy material, and the flange main body (12) is made of an aluminum material or a steel material.
5. A flange structure of a case or cover according to claim 4, wherein: the mounting matching surface of the flange main body (12) is an explosion-proof surface.
6. A flange structure of a case or cover according to claim 2, wherein: the flange main body (12) is divided into a matching end edge layer (12 a) and a matching tail edge layer (12 b) by the flange core layer (11) along the axial direction, the radial inner ring edge of the matching end edge layer (12 a) is flush with the inner wall of the main body, and the radial inner ring edge of the matching tail edge layer (12 b) is intersected on the outer wall of the main body.
7. A flange structure of a case or cover according to claim 1, wherein: the thickness of the flange main body (12) is 2.5 times to 10 times of the thickness of the flange core layer.
8. A flange structure of a case or cover according to claim 1, wherein: the flange core layer (11) is a closed whole circle edge.
9. An explosion-proof tank including a flange structure of a tank body or a cover body as claimed in any one of the preceding claims, wherein: the flange structure comprises a box body (2) and a cover body (3), wherein the box body (2) and the cover body (3) respectively comprise a main body part and a flange structure arranged on the main body part, a flange core layer (11) is formed by punching the edge part of the main body part through a flanging process, and the box body (2) and the cover body (3) are fixedly connected through a plurality of bolts penetrating through two flange structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122067678.XU CN215884707U (en) | 2021-08-30 | 2021-08-30 | Flange structure of box body or cover body and explosion-proof box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122067678.XU CN215884707U (en) | 2021-08-30 | 2021-08-30 | Flange structure of box body or cover body and explosion-proof box |
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| Publication Number | Publication Date |
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| CN215884707U true CN215884707U (en) | 2022-02-22 |
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| CN202122067678.XU Active CN215884707U (en) | 2021-08-30 | 2021-08-30 | Flange structure of box body or cover body and explosion-proof box |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113682634A (en) * | 2021-08-30 | 2021-11-23 | 新黎明科技股份有限公司 | Flange structure of box body or cover body, explosion-proof box and manufacturing process |
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2021
- 2021-08-30 CN CN202122067678.XU patent/CN215884707U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113682634A (en) * | 2021-08-30 | 2021-11-23 | 新黎明科技股份有限公司 | Flange structure of box body or cover body, explosion-proof box and manufacturing process |
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