CN102563573B - Exhaust device and lamp with same - Google Patents
Exhaust device and lamp with same Download PDFInfo
- Publication number
- CN102563573B CN102563573B CN 201010598530 CN201010598530A CN102563573B CN 102563573 B CN102563573 B CN 102563573B CN 201010598530 CN201010598530 CN 201010598530 CN 201010598530 A CN201010598530 A CN 201010598530A CN 102563573 B CN102563573 B CN 102563573B
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- connector
- end cap
- lamp housing
- wall
- steam vent
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Abstract
The invention provides an exhaust device and a lamp. The exhaust device comprises a flexible valve and an adjustable pressing part arranged at the top of the flexible valve, the flexible valve comprises a connector and an umbrella-shaped end cap covering the top of the connector, and a space is reserved between the annular outer wall of the umbrella-shaped end cap and the connector. When the exhaust device is applied to the lamp, the umbrella-shaped end cap is pressed by the pressing part when in exhaust, a gap is formed between the connector and a lamp shell, gas in the lamp enters the spacebetween the connector and the umbrella-shaped end cap from the gap to act on the annular outer wall, the annular outer wall deforms outwards and is separated from the lamp shell to generate a slit for exhausting the gas, and potential safety hazards caused by gas collection are avoided. When not in exhaust, the umbrella-shaped end cap is not pressed by the pressing part, the space between the connector and the lamp shell is closed, and rainwater or external dust is prevented from entering the lamp under double protection of the umbrella-shaped end cap. Therefore, the exhaust device with a simple structure has exhaust, waterproof and dustproof functions, and is low in cost and high in practicability.
Description
Technical field
The invention belongs to lighting technical field, more particularly, relate to a kind of exhaust apparatus and adopt the light fixture of this exhaust apparatus.
Background technology
Battery in the light fixture can produce the flammable explosive gas such as hydrogen in charging, when mixed proportion is easily lighted blast greater than critical value, so when design, generally in light fixture steam vent is set, utilizes steam vent in time hydrogen to be discharged, thereby eliminate explosive inflammable potential safety hazard.But the design of this steam vent also causes sealability of lamp poor, not only is difficult to the environment by strong water spray, and the air water, the dust that are entered by steam vent when normal the use also can cause power supply short circuit, burns out lamp interior electric elements, bulb.
Summary of the invention
Technical problem to be solved by this invention is to overcome the defective of prior art, and a kind of exhaust apparatus simple in structure and the light fixture that adopts this exhaust apparatus are provided, and described exhaust apparatus has different functions under different conditions, but not only exhaust but also salable.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of exhaust apparatus is provided, comprise a flexible valve body and the adjustable compressing member of being located at described flexible valve body top, the umbrella end cap that described flexible valve body comprises a connector and is covered on described connector top has the interval between the annular outer wall of described umbrella end cap and the described connector.
Particularly, described connector comprises a support column and is located at the level board of described support column bottom.
Further, the level board of described connector bottom has an introduction part.
Further, described adjustable compressing member is an elastic component.
Perhaps, described adjustable compressing member is a rigid member.
The present invention also provides a kind of light fixture, comprise the lamp housing that offers steam vent, described steam vent place is equipped with exhaust apparatus, described exhaust apparatus comprises the flexible valve body of being located in the described steam vent and the adjustable compressing member of being located at described flexible valve body top, described adjustable compressing member is fixed on the described lamp housing, the umbrella end cap that described flexible valve body comprises a connector and is covered on described connector top, has the interval between the annular outer wall of described umbrella end cap and the described connector, described umbrella end cap places described lamp housing end face outer and its annular outer wall to be resisted against on the outer wall of lamp housing, and at least part of gap of described connector is arranged in the described steam vent.
Particularly, described connector comprises a support column and is located at the level board of described support column bottom, and described support column vertically stretches in the described steam vent, is provided with the first gap between described support column and the described steam vent, and described level board places in the described lamp housing.
Further, the level board of described connector bottom has an introduction part.
Further, described adjustable compressing member is an elastic component, is rigidly secured on the described lamp housing.
Perhaps, described adjustable compressing member is a rigid member, is movably set on the described lamp housing.
Among the present invention, when being applied to described exhaust apparatus on the light fixture, under exhaust condition, utilize adjustable compressing member to press the umbrella end cap, make between flexible valve body and the lamp housing and form the gap, gas in the lamp housing thus gap enters the interval between connector and the umbrella end cap and outwards acts on the annular outer wall of umbrella end cap, so that the annular outer wall of umbrella end cap produces outside and recoverable deformation, thereby break away from the generation slit with lamp housing, gas discharges in the slit thus, avoids gas to gather and potential safety hazard occurs; Under non-exhaust condition, pressing in the situation without adjustable compressing member, seal between the connector of flexible valve body and the lamp housing, under the double protection of umbrella end cap, avoid rainwater or extraneous dust to enter in the light fixture simultaneously.Therefore, the simple exhaust apparatus of said structure has exhaust and waterproof and dustproof double action, and cost is low, and is practical.
Description of drawings
Fig. 1 is the schematic diagram of the preferred embodiment when exhaust apparatus is applied to light fixture among the present invention, and the state when showing exhaust;
Fig. 2 is the schematic diagram of the preferred embodiment when exhaust apparatus is applied to light fixture among the present invention, and the state when showing non-exhaust.
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 explain the present invention, is not intended to limit the present invention.
Exhaust apparatus provided by the invention comprises a flexible valve body and the adjustable compressing member of being located at described flexible valve body top, the umbrella end cap that described flexible valve body comprises a connector and is located at described connector top has the interval between the annular outer wall of described umbrella end cap and the described connector.
Among the present invention, when being applied to described exhaust apparatus on the light fixture, under exhaust condition, utilize adjustable compressing member to press the umbrella end cap, make between flexible valve body and the lamp housing and form the gap, gas in the lamp housing thus gap enters the interval between connector and the umbrella end cap and outwards acts on the annular outer wall of umbrella end cap, so that the annular outer wall of umbrella end cap produces outside and recoverable deformation, thereby break away from the generation slit with lamp housing, gas discharges in the slit thus, avoids gas to gather and potential safety hazard occurs; Under non-exhaust condition, pressing in the situation without adjustable compressing member, seal between the connector of flexible valve body and the lamp housing, under the double protection of umbrella end cap, avoid rainwater or extraneous dust to enter in the light fixture simultaneously.Therefore, the simple exhaust apparatus of said structure has exhaust and waterproof and dustproof double action, and cost is low, and is practical.
Be described in further detail below in conjunction with the specific implementation of accompanying drawing to the embodiment of the invention.
With reference to Fig. 1, exhaust apparatus 1 comprises a flexible valve body 2 and is installed with adjustable compressing member 3 on flexible valve body 2.Particularly, flexible valve body 2 comprises a connector 21 and the umbrella end cap 22 that is covered on connector 21 tops, in the present embodiment, for the ease of making connector 21 and the 22 integrally manufactured moulding of umbrella end cap.Be provided with interval 23 between the annular outer wall 221 of umbrella end cap 22 and the connector 21, like this, on the one hand, interval 23 rear umbrella end caps 22 be set form a thinner outer wall, outer wall thickness is thinner, and elasticity is better, easier generation deformation; On the other hand, interval 23 also can be used as the passage that gas outwards flows out.
In the present embodiment, connector 21 comprises one support column 211 and is located at the level board 212 of support column 211 bottoms that like this, support column 211 and level board 212 form an inverse-T-shaped structure.Adopting this inverse-T-shaped structure connector 21 can be inverted is installed on to be installed.
Further, level board 212 bottoms are provided with an introduction part 2121.The border width of introduction part 2121 is slightly less than level board 212, like this, when packing into, by the guiding of introduction part 2121, can conveniently level board 212 be stretched in to be installed the installing hole.Certainly, because flexible valve body 2 itself namely has flexibility, can produce certain deformation, when mounted, not design this introduction part 2121 and also level board 212 can be installed on to be installed.
As one embodiment of the invention, flexible valve body 2 adopts rubber to make, and elastomeric material is flexible, and is yielding, and cost is low, also easily processing and manufacturing.
As one embodiment of the invention, adjustable compressing member 3 is an elastic component, is rigidly secured on to be installed.It can be for metal clips or the plate that adopts flexible material such as rubber to make, as long as it has elastic-restoring force on perpendicular to umbrella end cap 22 directions.
Certainly, adjustable compressing member 3 herein also can be a rigid member, and its movable being arranged on to be installed similarly, only needs it to get final product having modulability perpendicular to umbrella end cap 22 directions.
The present invention also provides a kind of light fixture, and described light fixture has lamp housing 4, and lamp housing 4 is provided with above-mentioned exhaust apparatus 1.Referring again to Fig. 1, for exhaust apparatus 1 is installed on schematic diagram on the lamp housing 4.
Among Fig. 1, lamp housing 4 is provided with a steam vent 41, and connector 21 at least part of gaps of the flexible valve body 2 in the exhaust apparatus 1 are stretched in the steam vent 41.Particularly, the support column 211 of connector 21 vertically stretches in the steam vent 41, and the external diameter of support column 211 forms the first gap 5 like this less than the diameter of steam vent 41 between support column 211 and steam vent 41; The level board 212 of connector 21 places in the lamp housing 4.The annular outer wall 221 of the umbrella end cap 22 of flexible valve body 2 is resisted against the outer wall of lamp housing 4.
In the present embodiment, because flexible valve body 2 adopts rubber to make, it can produce certain elastic deformation, so when mounted, utilizes its elastic deformation with in its steam vent 41 of packing into by force.And the introduction part 2121 of level board 212 bottoms of connector 21, its width is less than level board 212, and during installation, under the transition guiding of introduction part 2121, flexible valve body 2 is more easily packed in the steam vent 41.
In the present embodiment, adjustable compressing member 3 is a metal clips, is vertical at the top of the umbrella end cap 22 of flexible valve body 2, and it adopts screw or other mode of being rigidly connected to be fixed on the lamp housing 4.When installment state, can touch also between the top of adjustable compressing member 3 and umbrella end cap 22 and can reserve an interval.
With reference to Fig. 1, in the present embodiment during exhaust apparatus 1 exhaust, press adjustable compressing member 3 downwards, thereby promoting flexible valve body 2 moves downward, thereby make and form the second gap 6 between the inwall of level board 212 and lamp housing 4, owing to have the first gap 5 between support column 211 and the steam vent 41, have interval 23 between connector 21 and the umbrella end cap 22, thereby the second gap 6, the first gap 5 and interval 23 namely form a passage.Because during light fixture work, the heating of light fixture inner light source, make and form high-temperature space in the light fixture, the gas that light fixture when work the produces air pressure of generation greater than the external world that in high-temperature space, expands, high-temperature gas along the second gap 6, the first gap 5 enters interval 23, and outwards act on the annular outer wall 221 of umbrella end cap 22, annular outer wall 221 produces deformation under the internal gas pressure effect, to external expansion, annular outer wall 221 namely breaks away from the outer wall of lamp housing 4, thereby forms a space so that the high-temperature gas in the light fixture finally diffuses in the outside air.By in the process of the outside exhaust of exhaust apparatus, the foreign material such as extraneous water, dust are bullied and are pressed to outer impact and can not enter in the lamp housing 4 at light fixture.
During exhaust apparatus 1 non-exhaust, adjustable compressing member 3 is being put without setting back under the pressed state, flexible valve body 2 also upwards sets back when pressing without adjustable compressing member 3, keeps touching or leaving at this moment the interval between the top of umbrella end cap 22 and the adjustable compressing member 3.With reference to Fig. 2, in the present embodiment, adjustable compressing member 3 leaves the 3rd interval 7 with the top of umbrella end cap 22.Under non-exhaust condition, when flexible valve body 2 sets back without External Force Acting, bonded to each other between its level board 212 and the lamp housing 4, the second gap 6 that exists when being exhaust condition is closed, this moment, level board 212 complete closed steam vents 41 cut off the passage between extraneous and the lamp housing 4, simultaneously, under the double protection of umbrella end cap 22, effectively avoid rainwater or extraneous dust to enter in the light fixture.
Below only be 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, be equal to and replace and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. exhaust apparatus, it is characterized in that: comprise that one is arranged in the flexible valve body in the steam vent of lamp housing and the adjustable compressing member of being located at described flexible valve body top, the umbrella end cap that described flexible valve body comprises a connector and is located at described connector top, described umbrella end cap lower end periphery is extended with diameter down greater than the diameter of described steam vent and is resisted against annular outer wall on the outer wall of described lamp housing, has the interval between the annular outer wall of described umbrella end cap and the described connector.
2. exhaust apparatus as claimed in claim 1 is characterized in that: described connector comprises a support column and is located at the level board of described support column bottom.
3. exhaust apparatus as claimed in claim 2 is characterized in that: have an introduction part bottom the level board of described connector.
4. such as claim 1 or 2 or 3 described exhaust apparatus, it is characterized in that: described adjustable compressing member is an elastic component.
5. such as claim 1 or 2 or 3 described exhaust apparatus, it is characterized in that: described adjustable compressing member is a rigid member.
6. light fixture, comprise the lamp housing that offers steam vent, described steam vent place is equipped with exhaust apparatus, it is characterized in that: described exhaust apparatus comprises the flexible valve body of being located in the described steam vent and the adjustable compressing member of being located at described flexible valve body top, described adjustable compressing member is fixed on the described lamp housing, the umbrella end cap that described flexible valve body comprises a connector and is covered on described connector top, described umbrella end cap lower end periphery is extended with diameter down greater than the annular outer wall of the diameter of described steam vent, has the interval between the annular outer wall of described umbrella end cap and the described connector, described umbrella end cap places described lamp housing end face outer and its annular outer wall to be resisted against on the outer wall of lamp housing, and at least part of gap of described connector is arranged in the described steam vent.
7. light fixture as claimed in claim 6, it is characterized in that: described connector comprises a support column and is located at the level board of described support column bottom, described support column vertically stretches in the described steam vent, be provided with the first gap between described support column and the described steam vent, described level board places in the described lamp housing.
8. light fixture as claimed in claim 7 is characterized in that: have an introduction part bottom the level board of described connector.
9. such as claim 6 or 7 or 8 described light fixtures, it is characterized in that: described adjustable compressing member is an elastic component, is rigidly secured on the described lamp housing.
10. such as claim 6 or 7 or 8 described light fixtures, it is characterized in that: described adjustable compressing member is a rigid member, is movably set on the described lamp housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010598530 CN102563573B (en) | 2010-12-21 | 2010-12-21 | Exhaust device and lamp with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010598530 CN102563573B (en) | 2010-12-21 | 2010-12-21 | Exhaust device and lamp with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102563573A CN102563573A (en) | 2012-07-11 |
| CN102563573B true CN102563573B (en) | 2013-10-23 |
Family
ID=46409717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010598530 Expired - Fee Related CN102563573B (en) | 2010-12-21 | 2010-12-21 | Exhaust device and lamp with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102563573B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108777437B (en) * | 2018-06-11 | 2019-12-20 | 义乌市创伟电器机械有限公司 | Outdoor electrical cabinet |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3933888B2 (en) * | 2001-05-24 | 2007-06-20 | 矢崎総業株式会社 | Drain hole structure |
| JP2003336874A (en) * | 2002-05-15 | 2003-11-28 | Nitto Denko Corp | Permeable member and permeable casing using the same |
| JP4431003B2 (en) * | 2004-07-29 | 2010-03-10 | パナソニック株式会社 | Electronic equipment |
| CN101825267B (en) * | 2009-03-05 | 2013-02-27 | 海洋王照明科技股份有限公司 | Lamp respirator and lamp with same |
-
2010
- 2010-12-21 CN CN 201010598530 patent/CN102563573B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN102563573A (en) | 2012-07-11 |
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| PB01 | Publication | ||
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20131023 Termination date: 20181221 |