CN204901428U - LED lamps and lanterns and pressure balance structure thereof - Google Patents
LED lamps and lanterns and pressure balance structure thereof Download PDFInfo
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- CN204901428U CN204901428U CN201520668485.1U CN201520668485U CN204901428U CN 204901428 U CN204901428 U CN 204901428U CN 201520668485 U CN201520668485 U CN 201520668485U CN 204901428 U CN204901428 U CN 204901428U
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- pressure balance
- balance chamber
- led lamp
- piston
- ring ladder
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Abstract
The utility model provides a LED lamps and lanterns, including the light source subassembly, still include a pressure balance chamber and a piston, pressure balance establishes in the chamber rear end at the light source subassembly of LED lamps and lanterns, the piston can axial seal ground cunning join in marriage tip outside the pressure balance chamber. This pressure balance chamber and piston can constitute the pressure balance structure. The utility model discloses a set up the pressure balance structure, it is effectively waterproof to enable lamps and lanterns, adjusts lamps and lanterns internal pressure to special operational environment such as adaptation, if in the profundal zone operation, or make into big wattage lamps and lanterns, still can keep life.
Description
Technical field
The utility model relates to a kind of LED lamp, particularly a kind of LED lamp and pressure balancing structure thereof.
Background technology
Having that light fixture has in the market adds ventilative valve, and what have does not add, but great majority can not meet deepwater work or large wattage, and HTHP high humidity environment, makes lamp life be greatly affected, and has very large limitation in using.
Summary of the invention
The technical problems to be solved in the utility model, is to provide a kind of LED lamp and pressure balancing structure thereof, by this pressure balancing structure, can make the effective waterproof of light fixture, regulates lamp interior pressure, to adapt to as particular job environment such as profundal zones, keeps service life.
The utility model LED lamp is achieved in that a kind of LED lamp, comprise light source assembly, it is characterized in that: also comprise a pressure balance chamber and piston, described pressure balance chamber is located at the rear end of the light source assembly of LED lamp, and described piston energy axial seal ground is sliding fits over pressure balance chamber outer end.
Wherein, the utility model LED lamp can be specially further:
The outer end of described pressure balance chamber is provided with a back shroud, and described back shroud is provided with opening, and described piston is sliding to be fitted on this opening.
Described opening is the large ring ladder opening in inner little outer end, and the outer wall of described piston is ring ladder outer wall, and this ring ladder outer wall is corresponding with described ring ladder opening slidingly joins.
The outer end of described piston is also provided with a plurality of limited screw in order to limit described piston range.
Sealing ring is provided with between every grade of step of described ring ladder opening and ring ladder outer wall.
Also comprise the annular radiator of hollow, this pressure balance chamber is in the middle vacancy of annular radiator, and the sidewall of pressure balance chamber is made up of the inwall of annular radiator, and the inwall of this annular radiator is Non-smooth surface inwall.
The pressure balancing structure of the utility model LED lamp is achieved in that a kind of pressure balancing structure of LED lamp, comprise a pressure balance chamber and piston, described pressure balance chamber is located at the rear end of the light source assembly of LED lamp, and described piston energy axial seal ground is sliding fits over pressure balance chamber outer end.
Wherein, the pressure balancing structure of the utility model LED lamp can be specially further: the outer end of described pressure balance chamber is provided with a back shroud, described back shroud is provided with ring ladder opening, the outer wall of described piston is ring ladder outer wall, slide corresponding with described ring ladder opening of this ring ladder outer wall is joined, and is provided with sealing ring between every grade of step of described ring ladder opening and ring ladder outer wall.
The outer end of described piston is also provided with a plurality of limited screw in order to limit described piston range.
The utility model has the advantage of: the utility model, by arranging pressure balancing structure, can make the effective waterproof of light fixture, regulating lamp interior pressure, to adapt to wait particular job environment, as in profundal zone operation, or be made into large wattage light fixture, still can keep service life.
Accompanying drawing explanation
The utility model is further described with reference to the accompanying drawings in conjunction with the embodiments.
Fig. 1 is the perspective view of the utility model LED lamp.
Fig. 2 is the structural representation of the utility model LED lamp one end face.
Fig. 3 is the axial sectional structure schematic diagram of the utility model LED lamp preferred embodiment, and wherein piston is in low level.
Fig. 4 is the axial sectional structure schematic diagram of the utility model LED lamp preferred embodiment, and wherein piston is in a high position.
Detailed description of the invention
Refer to shown in Fig. 1 to Fig. 4, the preferred embodiment of LED lamp of the present utility model, comprise the annular radiator 4 of light source assembly 1, pressure balance chamber 2, piston 3 and hollow, described pressure balance chamber 2 is located at the rear end of light source assembly 1, and described piston 3 can be slided to axial seal and fit over pressure balance chamber 2 outer end.The outer end of described piston 3 is also provided with a plurality of limited screw 5 in order to limit described piston range.
The outer end of described pressure balance chamber 2 is provided with a back shroud 21, and described back shroud 21 is provided with opening 22, and described piston 3 is sliding to be fitted on this opening 22.Described opening 22 is the large ring ladder opening in inner little outer end, and the outer wall of described piston 3 is ring ladder outer wall, and this ring ladder outer wall is corresponding with described ring ladder opening slidingly joins.Sealing ring 23 is provided with between every grade of step of described ring ladder opening and ring ladder outer wall.
Described pressure balance chamber 2 is in the middle vacancy of annular radiator 4, and the sidewall of pressure balance chamber 2 is made up of the inwall of annular radiator 4, so, the heat of pressure balance chamber 2 can pass rapidly, and the inwall of this annular radiator 4 is Non-smooth surface inwall, as can fin, groove etc. be arranged, make the exchange area of heat larger, be more conducive to heat radiation.
Described light source assembly 1 comprises LED light source 11, light source installing plate 12, reflector 13, safety glass 14 and lens 15, described LED light source 11 is located on light source installing plate 2, and front end reflector 13, safety glass 14 and lens 15 encapsulate, described pressure balance chamber 2 is positioned at the rear end of light source installing plate 1.In addition, the outside of pressure balance chamber 2 is also provided with the cable tray 42 for connecting up, and the connecting line 16 connecting LED light source 11 can be connected with the external connection 6 outside light fixture by sealed wiring post 17.
As shown in Figure 1, the pressure balancing structure of the utility model LED lamp comprises a pressure balance chamber 2 and piston 3, and described pressure balance chamber 2 is located at the rear end of the light source assembly 1 of LED lamp, and described piston 3 can be slided to axial seal and fit over pressure balance chamber 2 outer end.The outer end of described piston 3 is also provided with a plurality of limited screw 5 in order to limit described piston 3 range.
Wherein, the outer end of described pressure balance chamber 2 is provided with a back shroud 21, described back shroud 21 is provided with ring ladder opening 22, the outer wall of described piston 3 is ring ladder outer wall, slide corresponding with described ring ladder opening of this ring ladder outer wall is joined, and is provided with sealing ring 23 between every grade of step of described ring ladder opening and ring ladder outer wall.
Operation principle of the present utility model is: after LED light source is lighted, temperature raises, described pressure balance chamber 2 inside produces pressure, piston 3 moves outward, in the process of movement, make the internal and external pressure balance of pressure balance chamber 2, the limited screw 5 of the outer end of described piston 3 can limit described piston 3 range, as shown in Figure 4; After LED light source 11 extinguishes, temperature reduces, and piston 3 inwardly end motion, until get back to starting point, ensure that the balance of the external and internal pressure of pressure balance chamber 2, as shown in Figure 3.
The utility model, by arranging pressure balancing structure, can make the effective waterproof of light fixture, regulates lamp interior pressure, to adapt to wait particular job environment, as in profundal zone operation, or is made into large wattage light fixture, still can keeps service life.
Although the foregoing describe detailed description of the invention of the present utility model; but be familiar with those skilled in the art to be to be understood that; specific embodiment described by us is illustrative; instead of for the restriction to scope of the present utility model; those of ordinary skill in the art, in the modification of the equivalence done according to spirit of the present utility model and change, should be encompassed in scope that claim of the present utility model protects.
Claims (9)
1. a LED lamp, comprises light source assembly, it is characterized in that: also comprise a pressure balance chamber and piston, and described pressure balance chamber is located at the rear end of the light source assembly of LED lamp, and described piston energy axial seal ground is sliding fits over pressure balance chamber outer end.
2. a kind of LED lamp as claimed in claim 1, is characterized in that: the outer end of described pressure balance chamber is provided with a back shroud, and described back shroud is provided with opening, and described piston is sliding to be fitted on this opening.
3. a kind of LED lamp as claimed in claim 2, is characterized in that: described opening is the large ring ladder opening in inner little outer end, and the outer wall of described piston is ring ladder outer wall, and this ring ladder outer wall is corresponding with described ring ladder opening slidingly joins.
4. a kind of LED lamp as claimed in claim 3, is characterized in that: the outer end of described piston is also provided with a plurality of limited screw in order to limit described piston range.
5. a kind of LED lamp as claimed in claim 3, is characterized in that: be provided with sealing ring between every grade of step of described ring ladder opening and ring ladder outer wall.
6. a kind of LED lamp as claimed in claim 1, it is characterized in that: the annular radiator also comprising hollow, this pressure balance chamber is in the middle vacancy of annular radiator, and the sidewall of pressure balance chamber is made up of the inwall of annular radiator, and the inwall of this annular radiator is Non-smooth surface inwall.
7. a pressure balancing structure for LED lamp, is characterized in that: comprise a pressure balance chamber and piston, and described pressure balance chamber is located at the rear end of the light source assembly of LED lamp, and described piston energy axial seal ground is sliding fits over pressure balance chamber outer end.
8. the pressure balancing structure of a kind of LED lamp as claimed in claim 7, it is characterized in that: the outer end of described pressure balance chamber is provided with a back shroud, described back shroud is provided with ring ladder opening, the outer wall of described piston is ring ladder outer wall, slide corresponding with described ring ladder opening of this ring ladder outer wall is joined, and is provided with sealing ring between every grade of step of described ring ladder opening and ring ladder outer wall.
9. the pressure balancing structure of a kind of LED lamp as claimed in claim 7, is characterized in that: the outer end of described piston is also provided with a plurality of limited screw in order to limit described piston range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520668485.1U CN204901428U (en) | 2015-08-31 | 2015-08-31 | LED lamps and lanterns and pressure balance structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520668485.1U CN204901428U (en) | 2015-08-31 | 2015-08-31 | LED lamps and lanterns and pressure balance structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204901428U true CN204901428U (en) | 2015-12-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520668485.1U Active CN204901428U (en) | 2015-08-31 | 2015-08-31 | LED lamps and lanterns and pressure balance structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204901428U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019075614A1 (en) * | 2017-10-16 | 2019-04-25 | 深圳前海小有技术有限公司 | Fluid sterilization device and sterilization method |
-
2015
- 2015-08-31 CN CN201520668485.1U patent/CN204901428U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019075614A1 (en) * | 2017-10-16 | 2019-04-25 | 深圳前海小有技术有限公司 | Fluid sterilization device and sterilization method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |