CN104251480A

CN104251480A - Holding box with sealing structure

Info

Publication number: CN104251480A
Application number: CN201310287454.7A
Authority: CN
Inventors: 章晟; 林万炯
Original assignee: 林万炯
Current assignee: Ningbo Self Electronics Co Ltd
Priority date: 2013-06-29
Filing date: 2013-06-29
Publication date: 2014-12-31
Anticipated expiration: 2033-06-29
Also published as: CN104251480B

Abstract

The invention discloses a holding box with a sealing structure. The holding box comprises a box body, at least one end cover, an inner lining and an elastic sealing ring, wherein the end cover is arranged on an end part of the box body in a covering manner; the inner lining is attached to the inner wall of the box body; the elastic sealing ring is clamped among the box body, the end cover and the inner lining. The side, attached to the box body, of the inner lining is provided with a step structure. The step structure, the box body and the end cover together form a holding cavity. The elastic sealing ring is accommodated in the holding cavity, and the cross sectional area of the elastic sealing ring is larger than the cross sectional area of the holding cavity to seal the gap between the box body and the inner lining. Since the step structure, the box body and the end cover form one holding cavity for accommodating the elastic sealing ring and the cross sectional area of the elastic sealing ring is larger than the cross sectional area of the holding cavity, the side wall of the elastic sealing ring is tightly butted against the box body, the end cover and the inner lining to further achieve the purpose of sealing so as to realize water-proof and dust-proof effects.

Description

A kind of container with hermetically-sealed construction

Technical field

The present invention relates to a kind of accommodating device, particularly a kind of container with hermetically-sealed construction.

Background technology

In general daily life, all can see various lighting apparatus everywhere, such as, fluorescent lamp, street lamp, desk lamp, artistic lamp etc.In above-mentioned lighting apparatus, major part is as illuminating source with osram lamp traditionally.In recent years, because science and technology is maked rapid progress, utilized light emitting diode (LED) as light sources.Notably, except lighting apparatus, for general traffic sign, billboard, car light etc., also all change into and use light emitting diode as illuminating source.As previously mentioned, use light emitting diode as illuminating source, its benefit is power saving, and brightness is larger, therefore generalization gradually in use.

Along with popularizing of LED lamp, increasing occasion brings into use LED lamp, comprises and is used in exhibition cabinet, horizontal refrigerator in recent years, in the commercial lightings such as vertical freezer.And usually aqueous vapor all can be had to produce in these refrigerators, these aqueous vapors can encroach on the lamp attachment such as power transformer, ballast for providing the energy for these LED lamp.And in exhibition cabinet, dust also can enter into these lamp attachments such as power transformer, ballast, equally also its reliability can be reduced.

Summary of the invention

In view of this, be necessary to provide a kind of container with hermetically-sealed construction, to meet the demand.

The container with hermetically-sealed construction comprises a box body, and at least one lid is located at the end cap of this box body end, and one is fitted in the liner on inboard wall of cartridge, and an elastic seal ring be folded between described box body, end cap and liner.The side of described liner laminating box body has a ledge structure.This ledge structure and box body and end cap form a host cavity jointly.Described elastic seal ring is contained in this host cavity and the cross-sectional area of described elastic seal ring is greater than the cross-sectional area of described host cavity with the gap between sealing box body and liner.

Compared with prior art, because described container has a liner, and this liner has a ledge structure, and then this ledge structure and box body and end cap form a host cavity for accommodating described elastic seal ring.And be greater than the cross-sectional area of described host cavity due to the cross-sectional area of described elastic seal ring, thus make the sidewall of this elastic seal ring be tightly pressed on box body, end cap and in be lining with, and then reach the object of sealing, to play the effect of water proof and dust proof.

Accompanying drawing explanation

Below in conjunction with accompanying drawing, embodiments of the invention are described, wherein:

Fig. 1 is a kind of structural representation with the container of hermetically-sealed construction provided by the invention.

Fig. 2 is the generalized section with the container of hermetically-sealed construction of Fig. 1.

The structural representation of what Fig. 3 was Fig. 1 the have end cap included by container of hermetically-sealed construction.

The structural representation of what Fig. 4 was Fig. 1 the have liner included by container of sealed structure chart.

Detailed description of the invention

Based on accompanying drawing, specific embodiments of the invention are further elaborated below.Should be appreciated that specific embodiment described herein is only as embodiment, the protection domain be not intended to limit the present invention.

Refer to Fig. 1 and Fig. 2, it is a kind of structural representation with the container 100 of hermetically-sealed construction provided by the present invention.The described container 100 with hermetically-sealed construction comprises a box body 10, at least one lid is located at the end cap 11 of this box body 10, a liner 12 be fitted on box body 10 inwall, an elastic seal ring 13 be folded between described box body 10, end cap 11 and liner 12, and multiple for the securing member 14 of fastening described end cap 11 with liner 12.

Described box body 10 can be a circular tube structure, and it can be made up of metal material and be beneficial to heat radiation, also can be made of plastics to reduce weight.In the present embodiment, described box body 10 is made up of metal material.The tubular structure that described box body 10 can be the tubular structure of both ends open or one end open, one end is closed.When described box body 10 is the tubular structure of two ends weapon, this container 100 should comprise two end caps 11, when described box body 10 be one end open, one end close tubular structure time, then this container 100 can only include an end cap 11.In the present embodiment, the tubular structure that described box body 10 is one end open, one end is closed, therefore also only includes an end cap 11.As shown in Figure 1, because described box body 10 is in axial direction oversize, only a part is shown.In addition especially, the cross sectional shape of described box body 10 is a polygon, and it is non-circular, because when described box body 10 is circular, can the mode that screws of the screw thread mode that extrudes bullet bosom sealing ring 13 seal completely, and when described box body 10 is polygon, then the mode that cannot screw with screw thread, because polygon cannot rotate.It is appreciated of course that, when described box body 10 is circular, also can use technical scheme provided by the present invention to seal.

See also Fig. 3, described end cap 11 comprises first, second flange 112,113 that a body 111, two extends out from described body 111, and a slot 114 formed by first, second flange 112,113 described.Described end cap 11 can be made up of metal material or plastics.Described body 111 also offers through hole (sign), for wearing power lead etc.Described first flange 112 extends out from the edge of described body 11 along its normal direction, and described second flange 113 and described first flange 112 interval homonymy extend out.Described slot 114 is for plugging described box body 10, therefore be plugged in the box body 10 in this slot 114 described in fixing to try one's best, the minimum range i.e. width of this slot 114 between first, second flange 112,113 described should be suitable with the wall thickness of described box body 10.

See also Fig. 4, described liner 12 comprises the second liner flange 123 that the first liner flange 122, that a liner body 121, extends from described liner body 121 towards described end cap 11 extends from described liner body 121 towards described box body 10.Described first liner flange 122 extends along the direction of the second flange 113 of the described end cap 11 of laminating.Described second liner flange 123 extends along the direction of the inwall perpendicular to box body 10 and is fitted on the inwall of described box body 10.Thus make the fit side of box body 10 of described liner 12 have a ledge structure.When the second flange 113 interval of described second liner flange 123 and end cap 11 is arranged, this ledge structure and box body 10 and end cap 11 form a host cavity jointly.This host cavity is for accommodating described elastic seal ring 13.

Described elastic seal ring 13 can be made up of silica gel, and it is contained in described host cavity to seal the gap between described box body 10 and liner 12.Described whole host cavity can be full of to make described elastic seal ring 13, and then making this elastic seal ring 13 can all gaps between sealing box body 10, end cap 11 and liner 12, the cross-sectional area of this elastic seal ring 13 is greater than the cross-sectional area of described host cavity.

In order to achieve the above object, even if the cross-sectional area of described host cavity is less than the cross-sectional area of described elastic seal ring 13, described container 100 also comprises multiple securing member 14.Described securing member 14, not only for connecting described end cap 11 and liner 12, is also less than the area of the cross section of described elastic seal ring 13 for the area of the cross section making described ledge structure and box body 10 and the common host cavity formed of end cap 11.When described securing member 14 screws time, described liner 12 will move towards described end cap 11, and then can reduce the cross-sectional area of described host cavity, to reach this object.Area due to the cross section of described host cavity is less than the cross-sectional area of described elastic seal ring 13, the described elastic seal ring 13 be housed in host cavity is squeezed, simultaneously again because this elastic seal ring 13 has elasticity, thus make the sidewall of this elastic seal ring 13 tightly be pressed on box body 10, end cap 11 and liner 12, and then reach the object of sealing, to play the effect of water proof and dust proof.While described elastic seal ring 13 supports described box body 10, the relative position of described box body 10 and end cap 11 can also be fixed further.

Compared with prior art, because described container 100 has a liner 12, and make this liner 12 have a ledge structure due to the existence of first, second liner flange 122,123, and then this ledge structure and box body 10 and end cap 11 form a host cavity for accommodating described elastic seal ring 13.And be greater than the cross-sectional area of described host cavity due to the cross-sectional area of described elastic seal ring 13, thus make the sidewall of this elastic seal ring 13 tightly be pressed on box body 10, end cap 11 and liner 12, and then reach the object of sealing, to play the effect of water proof and dust proof.Certainly, also it should be noted that, described container 100 also has other places to need sealing, as the through hole for wearing power line of end cap 11, the sealing in these places should be sealed by other hermetically-sealed constructions, and hermetically-sealed construction in the present invention only seals the sealing between described box body 10, end cap 11 and liner 12.

The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all do in the spirit and principles in the present invention any amendment, equivalent to replace and improvement etc., all should be included within protection scope of the present invention.

Claims

1. one kind has the container of hermetically-sealed construction, it comprises a box body, and at least one lid is located at the end cap of this box body end, it is characterized in that: described container also comprises a liner be fitted on inboard wall of cartridge, and one is folded in described box body, end cap, and the elastic seal ring between liner, the side of described liner laminating box body has a ledge structure, this ledge structure and box body and end cap form a host cavity jointly, described elastic seal ring is contained in this host cavity and the cross-sectional area of described elastic seal ring is greater than the cross-sectional area of described host cavity with the gap between sealing box body and liner.

2. there is the container of hermetically-sealed construction as claimed in claim 1, it is characterized in that: described end cap comprises one for plugging the slot of described box body, and two first, second flanges for the formation of this slot, described second flange is plugged between packed meal body and the ledge structure of liner to form a closed host cavity.

3. there is the container of hermetically-sealed construction as claimed in claim 2, it is characterized in that: the width of described slot is suitable with the wall thickness of box body.

4. there is the container of hermetically-sealed construction as claimed in claim 1, it is characterized in that: described elastic seal ring is made up of silica gel.

5. there is the container of hermetically-sealed construction as claimed in claim 1, it is characterized in that: described box body is a circular tube structure.

6. have the container of hermetically-sealed construction as claimed in claim 1, it is characterized in that: described liner comprises a first liner flange extended towards described end cap, this first liner flange extends along the direction of the described end cap of laminating.

7. there is the container of hermetically-sealed construction as claimed in claim 6, it is characterized in that: described liner comprises a second liner flange extended towards described box body, this second liner flange extends along the direction perpendicular to inboard wall of cartridge and is fitted on described inboard wall of cartridge.

8. there is the container of hermetically-sealed construction as claimed in claim 1, it is characterized in that: described container also comprises multiple securing member for fastening described end cap and liner, this securing member is less than the area of the cross section of described elastic seal ring for the area of the cross section of host cavity making described ledge structure and box body and end cap and jointly formed.