CN102454972B - Aid-to-navigation lamp sealing structure - Google Patents
Aid-to-navigation lamp sealing structure Download PDFInfo
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- CN102454972B CN102454972B CN 201010511745 CN201010511745A CN102454972B CN 102454972 B CN102454972 B CN 102454972B CN 201010511745 CN201010511745 CN 201010511745 CN 201010511745 A CN201010511745 A CN 201010511745A CN 102454972 B CN102454972 B CN 102454972B
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- lens
- middle cover
- loam cake
- aid
- sealing ring
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Abstract
The invention is suitable for the field of aid-to-navigation lamps and provides an aid-to-navigation lamp sealing structure. An aid-to-navigation lamp comprises an upper cover, a lens, a light reflecting cup and a middle cover, wherein the lens is clung to a cup opening of the light reflecting cup together; the lens and the light reflecting cup are arranged in a cavity formed by matching the upper cover with the middle cover; a compression ring is arranged on the periphery of the cup opening of the light reflecting cup in an outward extending way; the periphery of the compression ring and theperiphery of the lens are wrapped by a seal ring; two ends surface of the seal ring are fastened and fixed by the upper cover and the middle cover; and the two end surfaces and the outer wall surfaceof the seal ring are respectively provided with at least one annular bulge in an outward convex way. Compared with the traditional aid-to-navigation lamp sealing structure, the aid-to-navigation lampsealing structure disclosed by the invention can realize sealing connection between the upper cover and the lens as well as between the upper cover and middle cover just by one seal ring, therefore labor cost and material cost are reduced; and because the two end surfaces and the outer side wall of the seal ring are fastened and fixed by the inner wall of the cavity formed by the upper cover and the middle cover, the seal ring is firmly fixed, and therefore the sealing failure phenomenon caused by displacement of the seal ring is avoided.
Description
Technical field
The invention belongs to the aid-to-navigation light field, relate in particular to a kind of aid-to-navigation light hermetically-sealed construction.
Background technology
The aid-to-navigation light that use on the airport is to take off, land, slide the light sign that provides guidance by sight to be located at regulation location in the airport as airborne vehicle under night or low visibility situation.
At present, the hermetically-sealed construction of the aid-to-navigation light that use on the airport, as the sealing between loam cake and the lens, the sealing of loam cake and middle cover needs to use two sealing gaskets at least.Because the sealing gasket usage quantity is more, has increased recruitment cost and material cost; And, when one of them sealing gasket lost efficacy, can influence the sealing function of whole hermetically-sealed construction, therefore, the usage quantity of sealing gasket is many, also causes the seal failure probability of hermetically-sealed construction to increase greatly.
Summary of the invention
Problem to be solved by this invention is to provide a kind of aid-to-navigation light hermetically-sealed construction that can effectively reduce cost and reduce the seal failure probability.
The present invention realizes like this, a kind of aid-to-navigation light hermetically-sealed construction, this aid-to-navigation light comprises loam cake, lens, reflector and middle cover, the rim of a cup of described lens and described reflector fits together, described lens and reflector are located at described loam cake and middle cover cooperates in the cavity that forms, the rim of a cup periphery of the described reflector pressure ring that stretches out, described pressure ring and lens perimeter are wrapped up by a sealing ring, the both ends of the surface of described sealing ring and lateral wall are fixed by the cavity inner wall of described loam cake and middle cover formation, and the both ends of the surface of described sealing ring and lateral wall all outwards convex with at least one annular protrusion.
Particularly, the inner periphery center of described sealing ring offers a cannelure, and the periphery of described pressure ring and lens is located in the cannelure of described sealing ring.
More specifically, the cross section of described cannelure is square or C shape.
More specifically, described upper interior surface center offers a circular groove, and described pressure ring, lens and sealing ring are located in the groove of described loam cake, and the thickness of described sealing ring is greater than the degree of depth of the groove of described loam cake.
More specifically, the position of described loam cake and middle cover correspondence all offers at least one screwed hole for mounting screw.
Compare with existing aid-to-navigation light hermetically-sealed construction, because aid-to-navigation light hermetically-sealed construction of the present invention only uses a sealing ring can realize being tightly connected between loam cake and the lens and between loam cake and the middle cover, thereby reduced recruitment cost and material cost; Because the both ends of the surface of sealing ring and lateral wall are fixed by the cavity inner wall of loam cake and middle cover formation, the position of sealing ring is firmly fixing, has avoided producing the phenomenon that displacement causes seal failure because of sealing ring.
Description of drawings
Fig. 1 is the assembling schematic diagram of the aid-to-navigation light that provides of the embodiment of the invention;
Fig. 2 is the A place enlarged diagram among Fig. 1;
Fig. 3 is the decomposing schematic representation of Fig. 1;
Fig. 4 a is the schematic diagram that lens, reflector and sealing ring that the embodiment of the invention provides are assembled together;
Fig. 4 b is the profile of Fig. 4 a;
Fig. 5 a is the schematic diagram that lens, reflector, sealing ring and loam cake that the embodiment of the invention provides are assembled together;
Fig. 5 b is the profile of Fig. 5 a;
Fig. 6 a is the schematic diagram of the sealing ring that provides of the embodiment of the invention;
Fig. 6 b is the profile of Fig. 6 a.
The specific embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the present invention, and be not used in restriction the present invention.
Consult Fig. 1～shown in Figure 3, a kind of aid-to-navigation light hermetically-sealed construction that the embodiment of the invention provides, this aid-to-navigation light comprises loam cake 1, lens 2, reflector 3 and middle cover 4, lens 2 fit together with the rim of a cup of reflector 3, thereby reflector 3 is sealed up, lens 2 and reflector 3 are located at loam cake 1 and middle cover 4 cooperates in the cavity that forms, the rim of a cup periphery of reflector 3 pressure ring 31 that stretches out, the periphery of pressure ring 31 and lens 2 is by a sealing ring 5 parcels, the both ends of the surface 53 of sealing ring 5 and lateral wall 54 are fixed by the cavity inner wall of loam cake 1 and middle cover 4 formation, like this, can be realized being tightly connected by a sealing ring 5 between loam cake 1 and the lens 2 and between loam cake 1 and the middle cover 4.
And existing aid-to-navigation light hermetically-sealed construction is between loam cake 1 and lens 2 at least one sealing gasket to be set to seal, simultaneously between loam cake 1 and middle cover 4 at least one sealing gasket being set seals, like this, just need to use two sealing gaskets at least, because the sealing gasket usage quantity is more, has increased recruitment cost and material cost; And, when one of them sealing gasket lost efficacy, can influence the sealing effectiveness of whole hermetically-sealed construction, cause the seal failure probability of hermetically-sealed construction to increase greatly.
By above contrast as can be known, the aid-to-navigation light hermetically-sealed construction that the embodiment of the invention provides, owing to only use a sealing ring 5 can realize being tightly connected between loam cake 1 and the lens 2 and between loam cake 1 and the middle cover 4, thus reduced recruitment cost and material cost; Because the both ends of the surface 53 of sealing ring 5 and lateral wall 54 are fixed by the cavity inner wall of loam cake 1 and middle cover 4 formation, the position of sealing ring 5 is firmly fixing, has avoided producing the phenomenon that displacements cause seal failure because of sealing ring 5.
Below each part of the embodiment of the invention is described in detail.
Shown in Fig. 6 a and Fig. 6 b, the inner periphery center of sealing ring 5 offers a cannelure 51, and the periphery of pressure ring 31 and lens 2 is located in the cannelure 51 of sealing ring 5, and the cannelure 51 of sealing ring 5 packs tightly pressure ring 31 and lens 2 and is fixed together.Particularly, the cross section of cannelure 51 is square (shown in Fig. 6 b) or C shape (not shown), and the cannelure 51 of these two kinds of shapes all can pack tightly pressure ring 31 and lens 2 and is fixed together.
Consult Fig. 6 a and Fig. 6 b again, the both ends of the surface of sealing ring 5 and lateral wall all outwards convex with at least one annular protrusion 52, when loam cake 1 and middle cover 4 are fixed the both ends of the surface of sealing ring 5, the projection 52 of both ends of the surface is compressed and produce strain, the projection 52 of sealing ring 5 both ends of the surface is closely contacted with middle cover 4 with loam cake 1 respectively, be tightly connected thereby make between loam cake 1 and the lens 2 and between lens 2 and the middle cover 4; When the sidewall of loam cake 1 and sealing ring 5 compressed, the projection of sealing ring 5 lateral walls 52 was compressed and produce strain, and the projection 52 of sealing ring 5 lateral walls is closely contacted with loam cake 1, is tightly connected thereby make between loam cake 1 and the lens 2.Because the projection 52 of sealing ring 5 two sides and lateral wall is at least one, even wherein projection 52 poor sealings occur, other projection 52 can realize sealing in the same old way, can not influence the sealing effectiveness of whole sealing ring 5 because of projection 52 poor sealings, therefore, the projection 52 that sealing ring 5 both ends of the surface and lateral wall arrange has significantly strengthened the sealing effectiveness of sealing ring 5.
Shown in Fig. 4 a, 4b, 5a, 5b, loam cake 1 inner surface center offers a circular groove 11, and pressure ring 31, lens 2 and sealing ring 5 are located in the groove 11 of loam cake 1, and the thickness of sealing ring 5 is greater than the degree of depth of the groove 11 of loam cake 1.When loam cake 1 and middle cover 4 cooperated, because the thickness of sealing ring 5 is greater than the degree of depth of the groove 11 of loam cake 1, sealing ring 5 was subjected to the extruding of loam cake 1 and middle cover 4 and is out of shape, and is tightly connected thereby make between loam cake 1 and the lens 2 and between loam cake 1 and the middle cover 4.
As depicted in figs. 1 and 2, the position of loam cake 1 and middle cover 4 correspondences all offers at least one screwed hole 12,41 for mounting screw 6.Particularly, screwed hole 12 on the loam cake 1 is blind hole, screwed hole 41 on the middle cover 4 is through hole, the screw 6 at first screwed hole 41 from the middle cover 4 passes, penetrate the screwed hole 12 on the loam cake 1 then, thereby loam cake 1 and middle cover 4 are fixed together, at this moment, loam cake 1 and middle cover 4 also are fixed sealing ring 5, make sealing ring 5 play the effect of sealing.Preferably, present embodiment adopts the screw 6 of three average 120 ° of distributions to fix connection loam cake 1 and middle cover 4, this fixed form, both guaranteed between loam cake 1 and the middle cover 4 fixed, also save the usage quantity of screw 6, also reduced simultaneously on loam cake 1 and middle cover 4 thread mill drilling 12,41 technology cost.
The above only is preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (3)
1. aid-to-navigation light hermetically-sealed construction, this aid-to-navigation light comprises loam cake, lens, reflector and middle cover, the rim of a cup of described lens and described reflector fits together, described lens and reflector are located at described loam cake and middle cover cooperates in the cavity that forms, it is characterized in that: the rim of a cup periphery of the described reflector pressure ring that stretches out, the periphery of described pressure ring and lens is wrapped up by a sealing ring, the both ends of the surface of described sealing ring and lateral wall are fixed by the cavity inner wall of described loam cake and middle cover formation, the both ends of the surface of described sealing ring and lateral wall all outwards convex with at least one annular protrusion, described upper interior surface center offers a circular groove, described pressure ring, lens and sealing ring are located in the groove of described loam cake, and the thickness of described sealing ring is greater than the degree of depth of the groove of described loam cake, surround between described circular groove and the described middle cover upper surface and form described cavity, the position of described loam cake and middle cover correspondence all offers at least one screwed hole for mounting screw, described aid-to-navigation light hermetically-sealed construction also comprises screw, described screw passes from the screwed hole of described middle cover, penetrate the screwed hole that covers on described then, thereby described loam cake and described middle cover are fixed together, and described loam cake and described middle cover are fixed described sealing ring.
2. a kind of aid-to-navigation light hermetically-sealed construction as claimed in claim 1, it is characterized in that: the inner periphery center of described sealing ring offers a cannelure, and the periphery of described pressure ring and lens is located in the cannelure of described sealing ring.
3. a kind of aid-to-navigation light hermetically-sealed construction as claimed in claim 2, it is characterized in that: the cross section of described cannelure is square or C shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010511745 CN102454972B (en) | 2010-10-19 | 2010-10-19 | Aid-to-navigation lamp sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010511745 CN102454972B (en) | 2010-10-19 | 2010-10-19 | Aid-to-navigation lamp sealing structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102454972A CN102454972A (en) | 2012-05-16 |
| CN102454972B true CN102454972B (en) | 2013-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010511745 Active CN102454972B (en) | 2010-10-19 | 2010-10-19 | Aid-to-navigation lamp sealing structure |
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| CN (1) | CN102454972B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104344384B (en) * | 2013-12-31 | 2017-06-23 | 山东长安特易光电技术有限公司 | A kind of outdoor lamp sealing device of use anti-aging special-shaped seal ring |
| CN104075161A (en) * | 2014-06-25 | 2014-10-01 | 浙江金陵光源电器有限公司 | Straight-tube LED lamp with replaceable lamp bar |
| CN106122820A (en) * | 2016-08-20 | 2016-11-16 | 安徽泽润光电有限公司 | A kind of Waterproof LED panel light |
| CN107917346A (en) * | 2017-11-29 | 2018-04-17 | 西安智海电力科技有限公司 | LED lamp seals fixed structure |
| CN110835825A (en) * | 2018-08-16 | 2020-02-25 | 青岛海尔洗衣机有限公司 | Washing machine |
| CN110513621A (en) * | 2019-08-13 | 2019-11-29 | 漳州立达信光电子科技有限公司 | A kind of panel light |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE8912632U1 (en) * | 1989-10-25 | 1989-12-21 | Herbert Waldmann Gmbh & Co, 7730 Villingen-Schwenningen, De | |
| CN2355211Y (en) * | 1998-12-24 | 1999-12-22 | 陈春生 | Waterproof lampholder |
| CN2729506Y (en) * | 2004-12-03 | 2005-09-28 | 明辉光源科技(深圳)有限公司 | All-weather hand focus lamp |
| CN201050743Y (en) * | 2007-05-28 | 2008-04-23 | 佛山市南海德珂照明电器有限公司 | Rubber washer |
| CN101761906A (en) * | 2009-09-30 | 2010-06-30 | 海洋王照明科技股份有限公司 | Lamp head sealing structure |
-
2010
- 2010-10-19 CN CN 201010511745 patent/CN102454972B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE8912632U1 (en) * | 1989-10-25 | 1989-12-21 | Herbert Waldmann Gmbh & Co, 7730 Villingen-Schwenningen, De | |
| CN2355211Y (en) * | 1998-12-24 | 1999-12-22 | 陈春生 | Waterproof lampholder |
| CN2729506Y (en) * | 2004-12-03 | 2005-09-28 | 明辉光源科技(深圳)有限公司 | All-weather hand focus lamp |
| CN201050743Y (en) * | 2007-05-28 | 2008-04-23 | 佛山市南海德珂照明电器有限公司 | Rubber washer |
| CN101761906A (en) * | 2009-09-30 | 2010-06-30 | 海洋王照明科技股份有限公司 | Lamp head sealing structure |
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| CN102454972A (en) | 2012-05-16 |
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