CN209960326U - Waterproof projection lamp - Google Patents
Waterproof projection lamp Download PDFInfo
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- CN209960326U CN209960326U CN201921245580.5U CN201921245580U CN209960326U CN 209960326 U CN209960326 U CN 209960326U CN 201921245580 U CN201921245580 U CN 201921245580U CN 209960326 U CN209960326 U CN 209960326U
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- circuit board
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- negative pressure
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Abstract
The utility model relates to a lamps and lanterns technical field especially relates to a waterproof projecting lamp, through setting up lens and the circuit board that has LED in the last cavity of lamp body, will prevent that the negative pressure circuit board sets up in the lower cavity of lamp body, and set up the electric wire pass through waterproof screw with prevent that the input of negative pressure circuit board is connected, prevent that the output of negative pressure circuit board passes through the connecting wire and is connected with the circuit board electricity that has the LED circuit, and prevent that the negative pressure circuit board coats and is stamped silica gel to not only make waterproof projecting lamp whole waterproof, can also block the sinle silk and the moisture entering that outside air exchange brought in and have the circuit board of LED circuit, play and prevent the negative pressure and prevent the sinle silk function of intaking, and then guaranteed the normal use of projecting lamp in high humidity or the environment under water, reduced the lamps and lanterns internal light source, the.
Description
Technical Field
The utility model relates to the technical field of lighting fixtures, especially, relate to a waterproof projecting lamp.
Background
The projecting lamp mainly applies to the monomer building, the illumination of historical architecture crowd outer wall, the illumination of building interior light outer perspective, indoor outer local lighting, the illumination of afforestation landscape, the bill-board illumination, special facilities such as medical culture are thrown light on, include the solution cavity even, the illumination is under water, nevertheless above service environment is many under moist rainwater environment, and most installation environment is complicated harsh, difficult maintenance, consequently, it is strong to require lamps and lanterns stability, longe-lived, in order to reduce the maintenance number of times, the people require to increase gradually the high lamp waterproof grade requirement.
The existing lamp mostly adopts a mode of using a waterproof screw at an outgoing line part for waterproofing, the method only ensures that moisture does not enter the lamp from a gap between a wire and a lamp body, but in practical application, the wire of the lamp uses two-core and three-core wires, a gap exists between an inner sheath and an outer sheath of the wire core, which is inevitable in the production process of the wire, meanwhile, the wire core of the wire of the lamp mostly uses stranded copper wires or aluminum wires, a gap also exists between the wire core and the inner sheath, and the two gaps lead to the conduction of air inside and outside the lamp; when the lamp is turned on and turned off, the interior of the lamp body generates heat and does not generate heat, so that the air in the lamp body is frequently exchanged with the ambient air, and the moisture in the air is gradually accumulated after entering the lamp, so that the connection part of the wire core is oxidized, the light source and the circuit board are corroded, and the lamp is damaged by short circuit.
Therefore, how to design a waterproof projection lamp which can adapt to high humidity and underwater environment, adapt to various environmental temperatures, prevent the exchange of air pressure inside and outside the lamp and prevent the water from entering the wire core has become a direction of research for those skilled in the art.
SUMMERY OF THE UTILITY MODEL
Can not prevent that sinle silk moisture from getting into lamps and lanterns to current projecting lamp, cause the inside gradual accumulation of lamp body, lead to sinle silk junction oxidation and light source, circuit board to be corroded, cause the problem of lamps and lanterns short circuit damage, the utility model provides a waterproof projecting lamp of negative pressure structure is prevented in area can make lamps and lanterns whole waterproof, can also prevent that sinle silk and outside air exchange from bringing in the moisture gets into to guarantee the projection lamps and lanterns and normally use in high humidity or the environment under water, reduce the corrosion damage of light source, circuit board in the lamps and lanterns, increase lamps and lanterns stability and life.
The utility model provides a technical scheme that its technical problem adopted is:
a waterproof project lamp comprises a face cover, glass, a lens, a circuit board with an LED circuit, a lamp body, a negative pressure preventing circuit board, a rear cover, a waterproof screw, an electric wire and a mounting bracket, wherein the face cover is provided with a plurality of LED light sources;
the lamp body is divided into an upper cavity and a lower cavity, the lens and the circuit board with the LED circuit are arranged in the upper cavity of the lamp body, the surface cover covers the upper end of the lamp body to press the glass on the top of the lamp body, the negative pressure preventing circuit board is arranged in the lower cavity of the lamp body, the rear cover covers the lower end of the lamp body, the waterproof screw is fixed on the rear cover, and the wire penetrates through the waterproof screw to be connected with the negative pressure preventing circuit board; the lamp body is arranged on the mounting bracket;
the electric wire with prevent that the input of negative pressure circuit board is connected, prevent the output of negative pressure circuit board pass through the connecting wire with the circuit board electricity that has the LED circuit is connected, just prevent that negative pressure circuit board coats and is stamped silica gel.
In the waterproof projection lamp, the negative pressure preventing circuit board is an aluminum-based circuit board or an epoxy circuit board.
In the waterproof projection lamp, the sealing ring is arranged between the glass and the surface cover.
In the waterproof projection lamp, the sealing ring is arranged between the rear cover and the lamp body.
In the waterproof projection lamp, the sealing ring is arranged between the waterproof screw and the rear cover.
In the waterproof projection lamp, the surface cover and the lamp body are in threaded connection.
The waterproof projection lamp is characterized in that the lower cavity of the lamp body is filled with silica gel.
In the waterproof projector, the mounting bracket is substantially U-shaped, and the upper ends of the two sides of the mounting bracket are connected with the two sides of the lamp body through screws.
Above-mentioned utility model has following advantage or beneficial effect:
the utility model discloses a waterproof projecting lamp sets up in the last cavity of lamp body through the circuit board with lens and have LED, will prevent that the negative pressure circuit board sets up in the lower cavity of lamp body, and set up the electric wire pass through waterproof screw with prevent that the input of negative pressure circuit board is connected, prevent that the output of negative pressure circuit board passes through the connecting wire and is connected with the circuit board electricity that has the LED circuit, and prevent that the negative pressure circuit board coats and is stamped silica gel to not only make waterproof projecting lamp whole waterproof, can also block the sinle silk and the moisture entering circuit board that outside air exchange brought in and have the LED circuit, play and prevent the function that the sinle silk was intake to the negative pressure, and then guaranteed the normal use of projecting lamp in high humidity or the environment under water, reduced the light source in the lamps and lanterns, the corrosion damage of circuit board.
Drawings
The invention and its features, aspects and advantages will become more apparent from a reading of the following detailed description of non-limiting embodiments with reference to the attached drawings. Like reference symbols in the various drawings indicate like elements. The drawings are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the invention.
Fig. 1 is an explosion diagram of a waterproof projector in an embodiment of the present invention;
fig. 2 is the embodiment of the utility model provides an in the embodiment waterproof projecting lamp's structural schematic.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific examples, which should not be construed as limiting the invention.
As shown in fig. 1 and fig. 2, the present embodiment discloses a waterproof projector, specifically, the waterproof projector includes a face cover 1, a glass 2, a lens 4, a circuit board 6 with an LED circuit, a lamp body 7, a negative pressure preventing circuit board 8, a rear cover 11, a waterproof screw 13, an electric wire 12, and a mounting bracket 16; the lamp body 7 is divided into an upper cavity and a lower cavity, the lens 4 and the circuit board 6 with the LED circuit are arranged in the upper cavity of the lamp body 7, the lens 4 is fixed on the circuit board 6 with the LED circuit through a screw 5, the glass 2 is arranged at the top of the lamp body 7, the surface cover 1 covers the upper end of the lamp body 7 so as to press the glass 2 at the top of the lamp body 7, the negative pressure preventing circuit board 8 is arranged in the lower cavity of the lamp body 7 through a screw 9, the rear cover 11 covers the lower end of the lamp body 7, a waterproof screw 13 is fixed on the rear cover 11, and a wire 12 passes through the waterproof screw 13 and is connected with the negative; the lamp body 7 is arranged on the mounting bracket 16; the wire 12 is connected with the input end of the negative pressure preventing circuit board 8, the output end of the negative pressure preventing circuit board 8 is electrically connected with the circuit board 6 with the LED circuit through a connecting wire, and the negative pressure preventing circuit board 8 is covered with silica gel.
Specifically, a sealing ring 3 is arranged between the glass 2 and the face cover 1, a sealing ring 10 is arranged between the rear cover 11 and the lamp body 7, and a sealing ring 14 is arranged between the waterproof screw 13 and the rear cover 11, in this embodiment, the upper cavity of the lamp body 7 is waterproof through the face cover 1, the glass 2, and the sealing ring 3 between the glass 2 and the face cover 1, and the lower cavity of the lamp body 7 is waterproof through the sealing ring 10 between the rear cover 11 and the lamp body 7, the rear cover 11, the sealing ring 14 between the waterproof screw 13 and the rear cover 11, the waterproof screw 13, and the electric wire 12, so that the whole waterproof of the lamp body 7 is realized.
The embodiment of the utility model provides an in, this prevent aluminum base circuit board or epoxy circuit board of negative pressure circuit board 8 for not having the circuit, prevent negative pressure circuit board 8 promptly for not having the circuit substrate of circuit, this prevent negative pressure circuit board 8 and play electrically conductive effect between electric wire 12 and connecting wire, and because the copper foil on the circuit substrate can block the moisture of electric wire 12 internal clearance transmission again when playing electrically conductive effect, thereby can block the moisture entering that sinle silk and outside air exchange brought into and have the circuit board 6 of LED circuit, play and prevent the negative pressure and prevent sinle silk function of intaking, reduce the lamps and lanterns internal light source, the corrosion damage of circuit board, lamps and lanterns stability and life have been increased. Of course, in other embodiments of the present invention, the negative pressure preventing circuit board 8 may also be an aluminum-based circuit board or an epoxy circuit board with a circuit, for example, with a short-circuit protection circuit.
The utility model discloses an in the embodiment, above-mentioned face lid 1 and lamp body 7 are threaded connection (also can be lock screw structure), compress tightly sealing washer 3 (glass seal), glass 2 in lamp body 7 upper portion, and the aforesaid prevents that negative pressure circuit board 8 places cavity under lamp body 7, and back lid sealing washer (sealing washer 10), back lid 11 place in the tip under lamp body 7, and the design flexibility ratio is high, and the size can change at will, and its size can increase or reduce according to the demand.
The embodiment of the utility model provides an in, be full of silica gel in the lower cavity of above-mentioned lamp body 7 to further improve lamp body 7's water-proof effects.
The embodiment of the present invention provides an embodiment in which the mounting bracket 16 is substantially U-shaped, and the upper ends of the two sides of the mounting bracket 16 are connected to the two sides of the lamp body 7 through screws 17, so as to achieve the effect of adjustable mounting angle of the lamp body 7.
The utility model discloses an in the embodiment, the above-mentioned circuit board that has LED and circuit can be for ordinary LED and have ordinary aluminium base board or the epoxy circuit board of circuit, can choose different materials LED and circuit board for use according to different installation environment, and design strong adaptability.
In the embodiment of the present invention, the number of the lenses 4, the style of the lens 4, and the angle of the lens 4 can be changed according to actual requirements.
During the specific use, can change face lid 1, glass 2 and the sealing washer 3 between the face lid 1, have circuit board 6, the lamp body 7 of LED circuit, prevent negative pressure circuit board 8, back lid 11, the sealing washer 10 between back lid 11 and the lamp body 7 according to actual demand.
Those skilled in the art will appreciate that variations may be implemented by those skilled in the art in combination with the prior art and the above-described embodiments, and will not be described herein in detail. Such variations do not affect the essence of the present invention, and are not described herein.
The above description is directed to the preferred embodiment of the present invention. It is to be understood that the invention is not limited to the particular embodiments described above, and that devices and structures not described in detail are understood to be implemented in a manner common in the art; without departing from the scope of the invention, it is intended that the present invention shall not be limited to the above-described embodiments, but that the present invention shall include all the modifications and variations of the embodiments. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention all still fall within the protection scope of the technical solution of the present invention, where the technical entity does not depart from the content of the technical solution of the present invention.
Claims (8)
1. A waterproof projection lamp is characterized by comprising a face cover, glass, a lens, a circuit board with an LED circuit, a lamp body, a negative pressure preventing circuit board, a rear cover, a waterproof screw, an electric wire and a mounting bracket;
the lamp body is divided into an upper cavity and a lower cavity, the lens and the circuit board with the LED circuit are arranged in the upper cavity of the lamp body, the surface cover covers the upper end of the lamp body to press the glass on the top of the lamp body, the negative pressure preventing circuit board is arranged in the lower cavity of the lamp body, the rear cover covers the lower end of the lamp body, the waterproof screw is fixed on the rear cover, and the wire penetrates through the waterproof screw to be connected with the negative pressure preventing circuit board; the lamp body is arranged on the mounting bracket;
the electric wire with prevent that the input of negative pressure circuit board is connected, prevent the output of negative pressure circuit board pass through the connecting wire with the circuit board electricity that has the LED circuit is connected, just prevent that negative pressure circuit board coats and is stamped silica gel.
2. The waterproof floodlight of claim 1, wherein the negative pressure-resistant circuit board is an aluminum-based circuit board or an epoxy circuit board.
3. The waterproof floodlight of claim 1, wherein a sealing ring is disposed between the glass and the cover.
4. The waterproof floodlight of claim 1, wherein a sealing ring is provided between the rear cover and the lamp body.
5. The waterproof floodlight of claim 1, wherein a sealing ring is disposed between the waterproof screw and the rear cover.
6. The waterproof floodlight of claim 1, wherein the cover and the lamp body are screw-coupled.
7. The waterproof floodlight of claim 1, wherein the lower cavity of the lamp body is filled with silicone.
8. The waterproof floodlight of claim 1, wherein the mounting bracket has a substantially U-shaped configuration, and upper ends of both sides of the mounting bracket are connected to both sides of the lamp body by screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921245580.5U CN209960326U (en) | 2019-08-02 | 2019-08-02 | Waterproof projection lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921245580.5U CN209960326U (en) | 2019-08-02 | 2019-08-02 | Waterproof projection lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209960326U true CN209960326U (en) | 2020-01-17 |
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ID=69249484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921245580.5U Active CN209960326U (en) | 2019-08-02 | 2019-08-02 | Waterproof projection lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209960326U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD1037522S1 (en) | 2022-11-30 | 2024-07-30 | Eaton Intelligent Power Limited | Floodlight |
-
2019
- 2019-08-02 CN CN201921245580.5U patent/CN209960326U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD1037522S1 (en) | 2022-11-30 | 2024-07-30 | Eaton Intelligent Power Limited | Floodlight |
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