CN101769526A - Water-proof lamp with breathing device - Google Patents
Water-proof lamp with breathing device Download PDFInfo
- Publication number
- CN101769526A CN101769526A CN 201010118419 CN201010118419A CN101769526A CN 101769526 A CN101769526 A CN 101769526A CN 201010118419 CN201010118419 CN 201010118419 CN 201010118419 A CN201010118419 A CN 201010118419A CN 101769526 A CN101769526 A CN 101769526A
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- inner cap
- lamp casing
- pore
- breathing equipment
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Abstract
The invention discloses a water-proof lamp with a breathing device, comprising a lamp shell on which an installation port is arranged, wherein an inner cover is arranged in the installation port in a sealing way, at least one air hole for ventilation is arranged in the inner cover, a water-proof and breathable film which is air-permeable and watertight is attached to the air hole, an outer cover used for shielding the inner cover is arranged outside the inner cover, and a breathing passage used for communicating the air hole with the atmospheric environment is arranged between the outer cover and the inner cover. The invention provides the water-proof lamp with the breathing device for a high-power lamp which needs to be water-proof and air permeable, and the water-proof lamp balances the air pressure inside and outside the lamp shell by utilizing the breathing device, limits the formation of the positive and negative pressure inside the lamp to the utmost extent and can be effectively water-proof. The water-proof lamp with the breathing device has simple structure, good effect on balancing the air pressure inside and outside the lamp and good water-proof effect.
Description
Technical field
The invention belongs to lighting technical field, relate to a kind of light fixture, relate in particular to a kind of watertight light fitting that has breathing equipment.
Background technology
Powerful light fixture is because the light source caloric value is big, and the interior temperature of housing was very high when light fixture was lighted, and caused the inside and outside difference in air temperature of light fixture very big.Can bring several problems like this: when 1, light fixture is lighted, the sealing gas expanded by heating in the lamp casing, the Transparent Parts of lamp casing and light fixture front end is all born very big pressure, particularly easily breaks behind the Transparent Parts pressurized, brings out self-destruction.If 2 chances are rained or other reason lamp casing is lowered the temperature by rain, the gas that high temperature expands in the lamp casing cools off fast, make lamp casing inside form a negative pressure space, the rainwater of light fixture outside is inhaled into lamp interior easily because of negative pressure, causes difficulty for the light fixture barrier propterty.3, the light source heating causes air expansion in the lamp casing, meet in the lamp casing of cold back air again fast cooling cause the lamp interior negative pressure, the light source heating causes the interior air of lamp casing to expand again again then, like this expanding repeatedly of air in the light fixture, shrinks and makes Transparent Parts be subjected to the influence of positive negative pressure, be very easy to damage.
Summary of the invention
The technical problem to be solved in the present invention is, at the above-mentioned defective of prior art, provide a kind of breathing equipment that utilizes to come balance lamp casing inner and outer air pressure, limit formation, and the effective watertight light fitting that has breathing equipment of waterproof again of the positive negative pressure of lamp interior to greatest extent to large-power lamp.Simple in structure, effective, the good water-proof effect of balance light fixture inner and outer air pressure of the present invention.
The technical solution adopted for the present invention to solve the technical problems is: a kind of watertight light fitting that has breathing equipment, comprise lamp casing, on lamp casing, have the installing port that communicates with the light fixture inner chamber, the sealing of installing port place is provided with inner cap, in cover the pore that is arranged to a few ventilation, the attached waterproof ventilated membrane that posts permeable watertight on the pore, the inner cap peripheral hardware is useful on the enclosing cover that covers inner cap, is provided with the respiration channel that is used for described pore and atmospheric environment UNICOM between enclosing cover and the inner cap.
Described enclosing cover shape is consistent with the inner cap form fit and inner cap all covered, and leaves the gap that makes described respiration channel and ambient atmosphere environment UNICOM between enclosing cover periphery and the lamp casing outside wall surface.
Described respiration channel is the gap of leaving between inner cap and the enclosing cover.
Described inner cap core outwards protrudes the formation respiratory region, and the wall of respiratory region is provided with a plurality of pores, and the inner cap peripheral part is a connecting portion, and the inner cap connecting portion is sealedly connected on the lamp casing.
Lamp casing outside wall surface form fit around the connecting portion internal face shape of inner cap and the installing port is pressed with seal and seals gap between the two between the two.
The respiratory region of described inner cap is outwards protrude barrel-shaped, all is provided with pore on the sidewall of barrel-shaped respiratory region and the bottom wall.
All be pasted with waterproof ventilated membrane, the waterproof ventilated membrane sealed porosity on the inner cap inwall around each pore.
Be pasted with the waterproof ventilated membrane of an integral body on the inner cap inwall, all pores of waterproof and breathable membrane closure.
Described waterproof ventilated membrane inboard is provided with to be supported and the fixing ventilative supporter of waterproof ventilated membrane.
The internal diameter of described inner cap respiratory region is greater than the internal diameter of lamp casing installing port, described supporter roof pressure is between lamp casing outside wall surface and inner cap internal face, the outside wall surface shape of supporter is consistent with the internal face form fit of inner cap, all pores of extruding waterproof and breathable membrane closure.
The present invention adopts the installing port place sealing on lamp casing that inner cap is set, in cover the pore that is arranged to a few ventilation, the inner cap peripheral hardware is useful on the enclosing cover that covers inner cap, is provided with the respiration channel that is used for pore and atmospheric environment UNICOM between enclosing cover and the inner cap.Since in cover and be provided with pore, be provided with respiration channel between inner cap and the enclosing cover, just formed the path of the inside and outside gas communication of housing, after making that the interior gas of lamp casing expands, enter in the atmospheric environment, after the interior gas cooled of lamp casing, air in the atmospheric environment enters in the lamp casing, complete equipilibrium inner and outer air pressure, make light fixture transparency cover and lamp casing thereof not be subjected to external and internal pressure, strengthen its lasting work.Enclosing cover is used to cover inner cap, stop the overwhelming majority water enter enclosing cover inside, and since in cover the attached waterproof ventilated membrane that posts permeable watertight on the pore, stopped that the low amounts of water that enters enclosing cover enters inner cap again.In addition, inner cap is to be tightly connected with lamp casing, can directly water not advanced lamp interior thoroughly, has realized light fixture ground positiver sealing fully.Air circulates between lamp interior, outside by respiration channel and waterproof ventilated membrane; Therefore water then is blocked in the light fixture outside by enclosing cover and waterproof ventilated membrane, has effectively realized the function of not only ventilative but also waterproof.After tested, light fixture of the present invention can bear 30 meters water depth pressure, and its sealing property can reach the IP67 grade.
The present invention adopts the enclosing cover shape consistent with the inner cap form fit, reduces space between the inside and outside lid, makes breathing equipment exceed and takes up room.Enclosing cover all covers inner cap, leaves the gap of respiration channel and ambient atmosphere environment UNICOM between enclosing cover periphery and the lamp casing outside wall surface, makes things convenient for the pore equilibrium air pressure.
For interior covering is provided with more pores, the inner cap core outwards protrudes the formation respiratory region, just can be provided with a plurality of pores on the wall of respiratory region, has guaranteed that the inner air and outer air circulation is smooth and easy, does not form pressure reduction.
Because the connecting portion internal face shape of inner cap and the lamp casing outside wall surface form fit around the installing port, fit clearance seals the gap between the two fully with regard to little easy employing seal between the two, reaches good sealing effectiveness.
Waterproof ventilated membrane attaches can adopt multiple mode: a kind of is all to be pasted with waterproof ventilated membrane on each pore inner cap inwall on every side, comes sealed porosity with waterproof ventilated membrane.Another kind is the waterproof ventilated membrane that attaches an integral body on the inner cap inwall, and the waterproof and breathable membrane closure is with all pore sealings.Waterproof ventilated membrane has further been strengthened the waterproof effect of breathing equipment.
Support and the fixing ventilative supporter of waterproof ventilated membrane for waterproof ventilated membrane being covered in being attached to preferably, just being provided with in the waterproof ventilated membrane inboard.Because the internal diameter of inner cap respiratory region is greater than the internal diameter of lamp casing installing port, then the supporter roof pressure is between lamp casing outside wall surface and inner cap internal face, the outside wall surface shape of supporter is consistent with the internal face form fit of inner cap, and the extruding waterproof ventilated membrane just seals all pores.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the structural representation of the embodiment of the invention.
The specific embodiment
As shown in Figure 1, a kind of watertight light fitting that has breathing equipment, comprise lamp casing 1, have the installing port 9 that communicates with the light fixture inner chamber on lamp casing 1, the sealing of installing port 9 places is provided with inner cap 3, and the pore 8 of at least one ventilation is set on the inner cap 3, the attached waterproof ventilated membrane 4 that posts permeable watertight on the pore 8, be provided with enclosing cover 2 outside the inner cap 3, for waterproof requirement, enclosing cover 2 covers inner cap 3 fully.Be provided with the respiration channel 7 that is used for pore 8 and atmospheric environment UNICOM between enclosing cover 2 and the inner cap 3.Inner cap 3, enclosing cover 2 are fixed on the lamp casing 1 by screw or other connected modes.For guaranteeing lamp casing 1 inside and outside air pressure balance, satisfy the requirement of rate of air circulation, so pore 8 that quantity is set is relevant with pore 8 sizes, pore 8 internal diameters are bigger, pore 8 quantity are just less, on the contrary, pore 8 internal diameters are less, pore 8 quantity are just more.
Be provided with the respiration channel 7 with atmospheric environment UNICOM between enclosing cover 2 and the inner cap 3, present embodiment enclosing cover 2 shapes are consistent with inner cap 3 form fit, the gap of respiration channel 7 for leaving between inner cap 3 and the enclosing cover 2.Evenly be pressed with a plurality of pad (not shown)s between enclosing cover 2 and the inner cap 3, pad has kept the gap left between enclosing cover 2 and the inner cap 3.The shape of enclosing cover 2 can be not consistent with inner cap 3 yet, as long as cover inner cap 3.Respiration channel can also be to be provided with many grooves on the inner cap outside wall surface, groove respectively with pore and atmospheric environment UNICOM, satisfy the purpose of pore ventilation.Because the inner cap outside wall surface is provided with groove, then enclosing cover can be fitted fully with inner cap, reduces enclosing cover and takes up room.Can waterproof, can ventilate again.
In the present embodiment, inner cap 3 cores outwards protrude and form respiratory region 31, and the respiratory region 31 of inner cap is outwards protrude barrel-shaped, all is provided with pore 8 on the sidewall of barrel-shaped respiratory region 31 and the bottom wall.Outwards the respiratory region 31 that protrudes can also be other shapes, for example: multiple shapes such as arc surface shape, pyramid, terrace with edge.Inner cap 3 peripheral parts are connecting portion 32, and connecting portion 32 is sealedly connected on the lamp casing 1 by seal 6, and the seal 6 of present embodiment is a rubber blanket, can also be the packing rings that other elastomeric materials that are used to seal are made.Lamp casing 1 outside wall surface form fit around the connecting portion 32 internal face shapes of inner cap 3 and the installing port 9 is pressed with seal 6 and seals gap between the two between the two.Inner cap 3 can outwards not protrude yet, and it is consistent with lamp casing 1 shape, and perhaps inner cap 3 is one flat plates, and open pore gets final product on it.
In the present embodiment, be pasted with the waterproof ventilated membrane 4 of an integral body on inner cap 3 inwalls, waterproof ventilated membrane 4 all pores 8 of sealing.Waterproof ventilated membrane 4 can also be provided with a plurality of, and its quantity and pore 8 quantity correspondences all are pasted with waterproof ventilated membrane 4, waterproof ventilated membrane 4 sealed porositys on inner cap 3 inwalls around each pore 8.Waterproof ventilated membrane 4 inboards are provided with to be supported and the fixing ventilative supporter 5 of waterproof ventilated membrane 4.Supporter 5 is made by ventilative fluff material, and this fluff material has certain intensity, can bear certain extruding force, and can waterproof ventilated membrane 4 extruding be attached on inner cap 3 inwalls by extruding force.Installing port 9 shapes can be consistent with inner cap 3 shapes, also can be different with inner cap 3 shapes, as long as inner cap 3 sealing installing ports 9, the installing port 9 of present embodiment is shaped as circle, the respiratory region 31 and the installing port form fit of inner cap are barrel-shaped, wherein the internal diameter of inner cap respiratory region 31 is greater than the internal diameter of lamp casing installing port 9, at supporter 5 roof pressures between the internal face of lamp casing 1 outside wall surface at installing port place and inner cap 3 respiratory regions, the outside wall surface shape of supporter 5 is consistent with the respiratory region of inner cap 3 31 internal face form fit, extruding waterproof ventilated membrane 4 all pores 8 of sealing.Supporter 5 can not be provided with yet, and directly the adhesive by waterproof sticks on waterproof ventilated membrane 4 on pore 8 inner cap 3 inwalls on every side, perhaps sticks on inner cap 3 outer walls, covers pore 8.
The all corresponding respectively installing hole that has of marginal portion, seal 6 of enclosing cover 2 and inner cap 3, screw are installed in the installing hole and are screwed onto in the screw on the lamp casing 1, and enclosing cover 2, inner cap 3, seal 6 are fixed on the lamp casing 1.
When the light fixture outside did not have water, the light fixture inner air and outer air can circulate by following approach: supporter 5-lamp casing 1 inside that the pore 8-waterproof ventilated membrane 4-on light fixture outside-respiration channel 7-inner cap 3 is ventilative.
When there was water in the external world, air still can carry out inside and outside circulation by above-mentioned passage.The route of flowing through of water is as follows: light fixture outside-low amounts of water enters flow through pore 8-waterproof ventilated membrane on the inner cap 3 of respiration channel 7-and stops-pore 8 backflow-light fixture outsides from the inner cap 3.Present embodiment effective realized the function of not only ventilative but also waterproof.
Claims (10)
1. watertight light fitting that has breathing equipment, comprise lamp casing, it is characterized in that, on lamp casing, have the installing port that communicates with the light fixture inner chamber, installing port place sealing is provided with inner cap, in cover the pore that is arranged to a few ventilation, the attached waterproof ventilated membrane that posts permeable watertight on the pore, the inner cap peripheral hardware is useful on the enclosing cover that covers inner cap, is provided with the respiration channel that is used for described pore and atmospheric environment UNICOM between enclosing cover and the inner cap.
2. the watertight light fitting that has breathing equipment according to claim 1, it is characterized in that, described enclosing cover shape is consistent with the inner cap form fit and inner cap all covered, and leaves the gap that makes described respiration channel and ambient atmosphere environment UNICOM between enclosing cover periphery and the lamp casing outside wall surface.
3. the watertight light fitting that has breathing equipment according to claim 2 is characterized in that, described respiration channel is the gap of leaving between inner cap and the enclosing cover.
4. the watertight light fitting that has breathing equipment according to claim 3, it is characterized in that described inner cap core outwards protrudes the formation respiratory region, the wall of respiratory region is provided with a plurality of pores, the inner cap peripheral part is a connecting portion, and the inner cap connecting portion is sealedly connected on the lamp casing.
5. the watertight light fitting that has breathing equipment according to claim 4 is characterized in that, the lamp casing outside wall surface form fit around the connecting portion internal face shape of inner cap and the installing port is pressed with seal and seals gap between the two between the two.
6. the watertight light fitting that has breathing equipment according to claim 4 is characterized in that, the respiratory region of described inner cap is outwards protrude barrel-shaped, all is provided with pore on the sidewall of barrel-shaped respiratory region and the bottom wall.
7. according to any described watertight light fitting that has breathing equipment of claim 1～6, it is characterized in that, all be pasted with waterproof ventilated membrane, the waterproof ventilated membrane sealed porosity on the inner cap inwall around each pore.
8. according to any described watertight light fitting that has breathing equipment of claim 1～6, it is characterized in that, be pasted with the waterproof ventilated membrane of an integral body on the inner cap inwall, all pores of waterproof and breathable membrane closure.
9. the watertight light fitting that has breathing equipment according to claim 8 is characterized in that, described waterproof ventilated membrane inboard is provided with to be supported and the fixing ventilative supporter of waterproof ventilated membrane.
10. the watertight light fitting that has breathing equipment according to claim 9, it is characterized in that, the internal diameter of described inner cap respiratory region is greater than the internal diameter of lamp casing installing port, described supporter roof pressure is between lamp casing outside wall surface and inner cap internal face, the outside wall surface shape of supporter is consistent with the internal face form fit of inner cap, all pores of extruding waterproof and breathable membrane closure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010118419 CN101769526B (en) | 2010-03-04 | 2010-03-04 | Water-proof lamp with breathing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010118419 CN101769526B (en) | 2010-03-04 | 2010-03-04 | Water-proof lamp with breathing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101769526A true CN101769526A (en) | 2010-07-07 |
| CN101769526B CN101769526B (en) | 2012-07-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010118419 Expired - Fee Related CN101769526B (en) | 2010-03-04 | 2010-03-04 | Water-proof lamp with breathing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101769526B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102384453A (en) * | 2010-08-31 | 2012-03-21 | 海洋王照明科技股份有限公司 | Waterproof breathable respirator and lamp provide with same |
| CN102454974A (en) * | 2010-10-28 | 2012-05-16 | 品能光电(苏州)有限公司 | Breathing device for LED (light-emitting diode) lamp |
| CN103134031A (en) * | 2011-12-05 | 2013-06-05 | 财团法人工业技术研究院 | Electronic device and connector |
| CN103363496A (en) * | 2012-03-27 | 2013-10-23 | 海洋王照明科技股份有限公司 | Lamp breathing device and lamp |
| CN103443539A (en) * | 2011-03-16 | 2013-12-11 | 欧司朗有限公司 | Light-emitting apparatus |
| CN107893943A (en) * | 2017-12-20 | 2018-04-10 | 众普森科技（株洲）有限公司 | Floodlight |
| CN109425850A (en) * | 2017-11-30 | 2019-03-05 | 华域汽车系统股份有限公司 | A kind of seal assembly of millimetre-wave radar |
| CN109613668A (en) * | 2018-10-29 | 2019-04-12 | 中乐通信科技有限公司 | One kind can breathe waterproof cover structure |
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| JP2000003617A (en) * | 1998-06-15 | 2000-01-07 | Fuji Heavy Ind Ltd | Waterproof structure of lamp |
| CN101551084A (en) * | 2009-04-14 | 2009-10-07 | 深圳市钧多立实业有限公司 | LED large power road lamp |
| CN101655229A (en) * | 2009-09-12 | 2010-02-24 | 鹤山丽得电子实业有限公司 | Waterproof ventilating structure of sealing lamp |
-
2010
- 2010-03-04 CN CN 201010118419 patent/CN101769526B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000003617A (en) * | 1998-06-15 | 2000-01-07 | Fuji Heavy Ind Ltd | Waterproof structure of lamp |
| CN101551084A (en) * | 2009-04-14 | 2009-10-07 | 深圳市钧多立实业有限公司 | LED large power road lamp |
| CN101655229A (en) * | 2009-09-12 | 2010-02-24 | 鹤山丽得电子实业有限公司 | Waterproof ventilating structure of sealing lamp |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102384453A (en) * | 2010-08-31 | 2012-03-21 | 海洋王照明科技股份有限公司 | Waterproof breathable respirator and lamp provide with same |
| CN102384453B (en) * | 2010-08-31 | 2013-04-17 | 海洋王照明科技股份有限公司 | Waterproof breathable respirator and lamp provide with same |
| CN102454974A (en) * | 2010-10-28 | 2012-05-16 | 品能光电(苏州)有限公司 | Breathing device for LED (light-emitting diode) lamp |
| CN103443539A (en) * | 2011-03-16 | 2013-12-11 | 欧司朗有限公司 | Light-emitting apparatus |
| CN103134031A (en) * | 2011-12-05 | 2013-06-05 | 财团法人工业技术研究院 | Electronic device and connector |
| CN103134031B (en) * | 2011-12-05 | 2015-04-01 | 财团法人工业技术研究院 | Electronic device and connector |
| CN103363496A (en) * | 2012-03-27 | 2013-10-23 | 海洋王照明科技股份有限公司 | Lamp breathing device and lamp |
| CN103363496B (en) * | 2012-03-27 | 2016-06-01 | 海洋王照明科技股份有限公司 | Light fixture breathing equipment and light fixture |
| CN109425850A (en) * | 2017-11-30 | 2019-03-05 | 华域汽车系统股份有限公司 | A kind of seal assembly of millimetre-wave radar |
| CN109425850B (en) * | 2017-11-30 | 2023-08-11 | 华域汽车系统股份有限公司 | Sealing assembly of millimeter wave radar |
| CN107893943A (en) * | 2017-12-20 | 2018-04-10 | 众普森科技（株洲）有限公司 | Floodlight |
| CN109613668A (en) * | 2018-10-29 | 2019-04-12 | 中乐通信科技有限公司 | One kind can breathe waterproof cover structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101769526B (en) | 2012-07-04 |
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Granted publication date: 20120704 Termination date: 20190304 |
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