CN218417000U - Take quick-witted case box of slant tang - Google Patents
Take quick-witted case box of slant tang Download PDFInfo
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- CN218417000U CN218417000U CN202222811389.0U CN202222811389U CN218417000U CN 218417000 U CN218417000 U CN 218417000U CN 202222811389 U CN202222811389 U CN 202222811389U CN 218417000 U CN218417000 U CN 218417000U
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- box
- seam allowance
- sealing washer
- opening
- opening box
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Abstract
The utility model discloses a case box with an oblique seam allowance, which comprises a box body, an opening box and a front cover plate, wherein the opening box and the front cover plate are mutually buckled; the oblique seam allowance comprises an outward-extending folding edge positioned on the edge of the opening box, the outward-extending folding edge extends along the direction departing from the centroid of the opening box, and the extending direction of the oblique seam allowance and the plane of the front cover plate form an included angle; the sealing washer, the one side of front shroud orientation opening box is fixed with the sealing washer, and sealing washer self center line orbit is the closed loop, and sealing washer self center line orbit becomes the fillet rectangle, and the cross section profile of sealing washer is semi-circular, and the outer wall of sealing washer includes convex curved surface, vertical face, and convex curved surface and slant tang contact, and vertical face is fixed with the front shroud. Adopt this utility model discloses utilize the horn mouth that the slant tang constitutes, recycle the sealing washer of evagination form, let the front shroud possess good elastic sealing effect after the closure.
Description
Technical Field
The utility model relates to a metal case field, concretely relates to take case of slant tang.
Background
The case is used for wrapping and protecting electrical equipment, the overall outline of the case is approximately in a cuboid shape, and a cavity or a plurality of cavities can be arranged inside the case. The chassis box also generally has a large side door, thereby facilitating the overhaul of personnel.
In traditional case box, with the tang of the contact of side door be horizontal flat vertical state, if wide spaciousness between side door and the case box is great, the sealed effect of this kind of tang and side door after joining in marriage is just not too good. Because the plane of the spigot and the plane of the side door are substantially parallel to each other.
SUMMERY OF THE UTILITY MODEL
The to-be-solved problem of the utility model is to provide a take quick-witted case box of slant tang utilizes the horn mouth that the slant tang constitutes, recycles the sealing washer of evagination form, lets the front shroud possess good elastic sealing effect after the closure.
In order to solve the above problem, the utility model provides a take quick-witted case box of slant tang, for reaching the above-mentioned purpose, the utility model provides a technical scheme that its technical problem adopted is:
a chassis box with a diagonal seam allowance, comprising: the box body comprises an opening box and a front cover plate which are mutually buckled; the oblique seam allowance comprises an outward-extending folding edge positioned on the edge of the opening box, the outward-extending folding edge extends along the direction departing from the centroid of the opening box, and the extending direction of the oblique seam allowance and the plane of the front cover plate form an included angle; the sealing washer, the one side of front shroud orientation opening box is fixed with the sealing washer, and sealing washer self center line orbit is the closed loop, and sealing washer self center line orbit becomes the fillet rectangle, and the cross section profile of sealing washer is semi-circular, and the outer wall of sealing washer includes convex curved surface, vertical face, and convex curved surface and slant tang contact, and vertical face is fixed with the front shroud.
The beneficial effect of adopting above-mentioned technical scheme is: the main design among this technical scheme is slant tang and sealing washer, and the opening that the slant tang constitutes is equivalent to the horn mouth, and more narrow more toward interior self opening width, so the front shroud is in the closure back, and the sealing washer possesses inside extruded trend, and more extrudees then the sealing washer with the laminating of slant tang is tighter to the sealed effect of box body has been promoted. In addition, the sealing ring is not in a conventional flat cushion shape, the convex curved surface enables the sealing ring to have a convex shape, and after the sealing ring is contacted with the inclined seam allowance, only a little force is applied, the initial line contact is changed into surface contact. The convex curved surface is designed to enable the sealing ring to be capable of being flattened. The vertical surface is used for ensuring that the sealing ring and the front cover plate have enough fixing area and the sealing ring and the front cover plate are fixed firmly. The whole orbit can play sealed effect to the opening border of box body for the sealing washer of fillet rectangle, and self turning department is the fillet simultaneously, compares the right angle and has more excellent laminating effect.
As a further improvement of the utility model, a partition plate is arranged in the box body, the inclined seam allowance also comprises a downward-extending hem positioned at one side of the partition plate, and a convex curved surface at the bottom of the sealing ring is contacted with the downward-extending hem; the division board divides the box body into an upper cavity and a lower cavity.
The beneficial effect of adopting above-mentioned technical scheme is: the division board divides the box body into a plurality of available spaces, and the downward-extending folded edge of the division board is also a part of the oblique seam allowance. So that the upper cavity can be well sealed.
As a further improvement, the partition board still has a reentrant corner notch at the two ends of the downward-extending hem, and the reentrant corner notch and the outward-extending hem of the opening box are connected in a clamping manner.
The beneficial effect of adopting above-mentioned technical scheme is: the internal corner gap facilitates clamping and fixing of the two parts and facilitates processing of the oblique folded edge corner.
As a further improvement of the present invention, the included angle formed by the oblique extending direction of the oblique seam allowance and the opening direction of the opening box is 40 °.
The beneficial effect of adopting above-mentioned technical scheme is: the angle of 40 degrees is less than 45 degrees, so the sealing ring is influenced by component force and has obvious oblique extrusion effect.
As the utility model discloses a further improvement again, still include vertical welt in the box body, the welt all constitutes parallel interval arrangement with bottom, the front shroud of opening box with the lower surface vertical fixation of division board.
The beneficial effect of adopting above-mentioned technical scheme is: the lining plate is equivalent to divide the lower cavity into two cavities.
As the utility model discloses a further improvement again possesses a plurality of fretwork hole on the welt, possesses a plurality of bleeder vent on the front shroud, and the quantity of bleeder vent is greater than the hollow quantity of fretwork, and the open area of single bleeder vent is less than the hollow open area of single fretwork, and there is the coincidence in the projection and the fretwork hole that self link up the direction of bleeder vent.
The beneficial effect of adopting above-mentioned technical scheme is: the hollow holes are convenient for fixing and containing some electrical elements, and the air holes play a role in ventilating and cooling.
As the utility model discloses a further improvement again, the sealing washer is the rubber material, and opening box, front shroud, division board, welt are the metal sheet that thickness equals.
The beneficial effect of adopting above-mentioned technical scheme is: the opening box, the front cover plate, the partition plate and the lining plate are conveniently formed by bending and punching metal plates with equal thickness.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is an exploded view of one embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of an embodiment of the present invention at A;
FIG. 3 is an exploded view of an embodiment of the present invention;
fig. 4 is a perspective view of a partition plate and a seal ring according to an embodiment of the present invention;
fig. 5 is a partial enlarged view of a portion B according to an embodiment of the present invention.
1-front cover plate; 2-an open box; 3-lining board; 4-air holes; 5-hollowing out; 6-a partition plate; 7-outward unfolding and folding; 8-sealing ring; 9-convex curved surface; 10-vertical plane; 11-downward-extending and folding; 12-an upper cavity; 13-lower cavity; 14-reentrant notch.
Detailed Description
The following detailed description is made in conjunction with specific embodiments of the present invention:
in order to achieve the purpose of the utility model, a take quick-witted case box of slant tang includes: the box body comprises an opening box 2 and a front cover plate 1 which are buckled with each other; the oblique seam allowance comprises an outward-extending folding edge 7 positioned on the edge of the opening box 2, the outward-extending folding edge 7 extends along the direction departing from the centroid of the opening box 2, and the extending direction of the oblique seam allowance and the plane of the front cover plate 1 form an included angle; sealing washer 8, front shroud 1 is fixed with sealing washer 8 towards the one side of opening box 2, and 8 self center line trails of sealing washer are closed loop, and 8 self center line trails of sealing washer become rounded rectangle, and the cross section profile of sealing washer 8 is semi-circular, and the outer wall of sealing washer 8 includes convex curved surface 9, vertical face 10, and convex curved surface 9 contacts with the slant tang, and vertical face 10 is fixed with front shroud 1.
The beneficial effect of adopting above-mentioned technical scheme is: the main design among this technical scheme is slant tang and sealing washer, and the opening that the slant tang constitutes is equivalent to the horn mouth, and more narrow more to interior self opening width, so the front shroud is in the closure back, and the sealing washer possesses the trend of inside extrusion, and more extrudees then the sealing washer is tighter with the laminating of slant tang to the sealed effect of box body has been promoted. In addition, the sealing ring is not in a conventional flat cushion shape, the convex curved surface enables the sealing ring to have a convex shape, and after the sealing ring is contacted with the inclined seam allowance, only a little force is applied, the initial line contact is changed into surface contact. The convex surface is designed to allow the sealing ring to be capable of being squashed. The vertical surface is used for ensuring that the sealing ring and the front cover plate have enough fixing area and the sealing ring and the front cover plate are fixed firmly. The whole orbit can play sealed effect to the opening border of box body for the sealing washer of fillet rectangle, and self turning department is the fillet simultaneously, compares the right angle and has more excellent laminating effect.
In other embodiments of the present invention, the box body is provided with a partition plate 6, the oblique seam allowance further comprises a downward-extending hem 11 located on one side of the partition plate 6, and the convex curved surface 9 at the bottom of the sealing ring 8 is in contact with the downward-extending hem 11; the partition plate 6 divides the box body into an upper cavity 12 and a lower cavity 13.
The beneficial effect of adopting above-mentioned technical scheme is: the division board divides the box body into a plurality of available spaces, and the downward-extending folded edge of the division board is also a part of the oblique seam allowance. So that the sealing device can mainly play a good role in sealing the upper cavity.
In other embodiments of the present invention, as shown in fig. 5, the partition plate 6 further has a concave notch 14 at both ends of the downward extending hem 11, and the concave notch 14 is engaged with the outward extending hem 7 of the open box 2.
The beneficial effect of adopting above-mentioned technical scheme is: the internal corner gap facilitates clamping and fixing of the two parts and facilitates processing of the oblique folded edge corner.
In other embodiments of the present invention, the angle between the oblique extending direction of the oblique seam allowance and the opening direction of the opening box 2 is 40 °.
The beneficial effect of adopting above-mentioned technical scheme is: the angle of 40 degrees is less than 45 degrees, so the sealing ring is influenced by component force and has obvious oblique extrusion effect.
The utility model discloses an in other embodiments, still include vertical welt 3 in the box body, welt 3 and division board 6's lower surface vertical fixation, welt 3 all constitutes parallel interval arrangement with bottom, the front shroud 1 of opening box 2.
The beneficial effect of adopting above-mentioned technical scheme is: the lining plate is equivalent to divide the lower cavity into two cavities.
The utility model discloses an in other embodiments, possess a plurality of fretwork hole 5 on the welt 3, possess a plurality of bleeder vent 4 on the front shroud 1, as shown in figure 1 or figure 3, the quantity of bleeder vent 4 is greater than the quantity of fretwork hole 5, and the opening area of single bleeder vent 4 is less than the opening area of single fretwork hole 5, and there is the coincidence in bleeder vent 4 along the projection and the fretwork hole 5 that self link up the direction.
The beneficial effect of adopting above-mentioned technical scheme is: the hollow holes are convenient for fixing and containing some electrical elements, and the air holes play a role in ventilating and cooling.
In other embodiments of the present invention, the sealing ring 8 is made of rubber, and the opening box 2, the front cover plate 1, the partition plate 6 and the lining plate 3 are metal plates with equal thickness.
The beneficial effect of adopting above-mentioned technical scheme is: the opening box, the front cover plate, the partition plate and the lining plate are conveniently formed by bending and punching metal plates with equal thickness.
In order to express the internal structure conveniently, fig. 1 and fig. 3 are both exploded views, and when the product is actually in an intact state, the front cover plate 1 covers the side opening of the opening box 2. The lining plate 3 is positioned inside the open box 2, the lining plate 3 is arranged in parallel with the front cover plate 1 at intervals.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable people skilled in the art to understand the contents of the present invention and implement the present invention, which cannot limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.
Claims (7)
1. A take quick-witted case box of slant tang which characterized in that includes:
the box body comprises an opening box and a front cover plate which are mutually buckled;
the oblique seam allowance comprises an outward-extending folding edge positioned on the edge of the opening box, the outward-extending folding edge extends in a direction deviating from the centroid of the opening box, and the extending direction of the oblique seam allowance and the plane of the front cover plate form an included angle;
the sealing ring is fixed on one surface, facing the opening box, of the front cover plate, the center line track of the sealing ring is closed loop, the center line track of the sealing ring is in a round-corner rectangular shape, the cross section outline of the sealing ring is semicircular, the outer wall of the sealing ring comprises a convex curved surface and a vertical surface, the convex curved surface is in contact with the inclined seam allowance, and the vertical surface is fixed with the front cover plate.
2. The machine box with the diagonal seam allowance of claim 1, wherein: the inclined seam allowance comprises a box body, a partition plate is arranged in the box body, the inclined seam allowance further comprises a downward-extending folded edge positioned on one side of the partition plate, and a convex curved surface at the bottom of the sealing ring is in contact with the downward-extending folded edge; the division board divides the box body into an upper cavity and a lower cavity.
3. The machine box with the bezel of claim 2, wherein: the two ends of the partition plate at the downward-extending folding edge are also provided with internal corner notches, and the internal corner notches are connected with the outward-extending folding edge of the opening box in a clamping mode.
4. The machine box with an inclined seam allowance of claim 1, wherein: the inclined extension direction of the inclined seam allowance and the opening direction of the opening box form an included angle of 40 degrees.
5. The machine box with the bezel of claim 2, wherein: still include vertical welt in the box body, the welt is with the lower surface vertical fixation of division board, the welt all constitutes parallel interval arrangement with bottom, the front shroud of opening box.
6. The machine box with the diagonal seam allowance of claim 5, wherein: possess a plurality of fretwork hole on the welt, possess a plurality of bleeder vent on the front shroud, the quantity of bleeder vent is more than the quantity in fretwork hole, and the open area of single bleeder vent is less than the open area in single fretwork hole, the bleeder vent has the coincidence along the projection and the fretwork hole of self direction of lining up.
7. The machine case with an oblique seam allowance of claim 5, wherein: the sealing washer is the rubber material, opening box, front shroud, division board, welt are the metal sheet that thickness equals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222811389.0U CN218417000U (en) | 2022-10-25 | 2022-10-25 | Take quick-witted case box of slant tang |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222811389.0U CN218417000U (en) | 2022-10-25 | 2022-10-25 | Take quick-witted case box of slant tang |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218417000U true CN218417000U (en) | 2023-01-31 |
Family
ID=85005633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222811389.0U Active CN218417000U (en) | 2022-10-25 | 2022-10-25 | Take quick-witted case box of slant tang |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218417000U (en) |
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2022
- 2022-10-25 CN CN202222811389.0U patent/CN218417000U/en active Active
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