CN217356608U

CN217356608U - LED searchlight

Info

Publication number: CN217356608U
Application number: CN202220865937.5U
Authority: CN
Inventors: 黄盛权
Original assignee: Shanghai Pinwei Lighting Equipment Co ltd
Current assignee: Shanghai Pinwei Lighting Equipment Co ltd
Priority date: 2022-04-14
Filing date: 2022-04-14
Publication date: 2022-09-02
Anticipated expiration: 2032-04-14

Abstract

The utility model relates to an outdoor lighting technology field discloses a LED searchlight, LED integrated light source and combination lens are fixed on the base plate of radiator, two "half transverse" type support protecting strip is fixed respectively and is formed an upper bracket and a lower bracket at the rear portion both sides position department of radiator, the apron that is equipped with the heat dissipation pore gap is fixed and is formed a determining deviation with the radiator on the upper bracket, drive power supply fixes the below that is located the radiator on the lower bracket, fresnel lens and toughened glass are installed to outer port department at aluminium matter lamp section of thick bamboo main part, toughened glass is located fresnel lens's the outside and its outer fringe nestification have waterproof gasket, fixed aluminium snare is established and is fixed at the outer port edge locking of aluminium matter lamp section of thick bamboo main part, be equipped with the breather valve on the section of thick bamboo wall of aluminium matter lamp section of thick bamboo main part. The utility model provides a LED searchlight, simple structure is compact, and heat dispersion is strong, and the light beam spotlight can be good, and has fine waterproof nature, and long service life and manufacturing cost are lower relatively, have greatly satisfied the application demand of outdoor lighting.

Description

LED searchlight

Technical Field

The utility model relates to an outdoor lighting technology field particularly, relates to a LED searchlight.

Background

The existing outdoor remote high-brightness searchlight mainly comprises a xenon lamp and a metal halide lamp. The xenon light source searchlight has the characteristics that the service life of a light source is short, and the whole lamp cannot be totally closed by means of heat dissipation of a fan; the metal halide light source searchlight has the characteristics that a good light-gathering effect cannot be achieved, and the lamp is slowly lightened after being electrified.

In the prior art LED searchlight shown in fig. 1, a relatively complete metal frame 21 is fixed outside a heat dissipation aluminum sheet of a heat sink, the frame 21 is provided with heat dissipation holes 22, and a driving power supply 23 is fixed on the front side or the back side of the middle part. With this structure, the entire heat-dissipating aluminum sheet is substantially covered with the metal frame 21, thereby affecting the air circulation and reducing the heat-dissipating effect.

Therefore, in the field of wide outdoor lighting, such as warehouses, docks, sentry buildings, mines, reservoirs, ships, fire fighting and other places, a searchlight with long service life, simple structure, convenient use, low cost, strong waterproof performance and heat dissipation performance and good light beam condensation effect is very needed, but the prior art scheme is difficult to well meet the practical requirements.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a LED searchlight has better heat dispersion, waterproof performance and light beam spotlight performance, and simple structure, convenient to use, cost are lower relatively.

The purpose of the utility model is realized like this:

an LED searchlight, comprising: lamp body and lamp housing, wherein the lamp body includes: the LED lamp comprises a driving power supply, an LED integrated light source, a lens, a radiator and a lamp tube; the LED integrated light source is fixed on the substrate of the radiator.

The lens includes: the LED integrated light source comprises a combined lens and a condensing lens, wherein the combined lens is fixed on a substrate of the radiator and arranged in front of the LED integrated light source in the light emission direction, the condensing lens is a Fresnel lens, and the Fresnel lens is arranged at the outer end of the lamp tube. The combined lens is an integrally used optical device formed by fixedly combining two or more optical glass lenses through a specific mechanical structure, and can be directly purchased and obtained in the market according to design requirements.

The lamp body housing includes: the heat radiator comprises at least two Contraband-shaped support protective strips, wherein the two support protective strips are respectively fixed at two side parts of the rear part of the heat radiator, the upper ends of the support protective strips are fixed above the heat radiator, the lower ends of the support protective strips are fixed below the heat radiator, so that an upper support and a lower support are respectively formed above and below the heat radiator, a cover plate is fixed on the upper support and forms a certain distance with the heat radiator, a plurality of heat radiation holes are formed in the cover plate, and the driving power supply is fixed on the lower support and is positioned below the heat radiator.

The lamp cartridge includes: the Fresnel lens is arranged at the outer port of the aluminum lamp tube body, toughened glass is arranged on the outer side of the Fresnel lens, a waterproof gasket is nested at the outer edge of the toughened glass, a fixed aluminum ring is sleeved at the edge of the outer port of the aluminum lamp tube body to lock and fix the Fresnel lens and the toughened glass in the outer port of the aluminum lamp tube body, and a vent valve is arranged on the tube wall of the aluminum lamp tube body.

The utility model provides a LED searchlight owing to adopt above-mentioned technical scheme, makes it compare simple structure compactness with prior art, and heat dispersion is strong, and light beam spotlight can be good, and has fine waterproof nature, and long service life and manufacturing cost are lower relatively, have greatly satisfied outdoor lighting's application demand.

Further, the aluminum lamp tube main body is fixed on the base plate of the radiator through screws, and heat-conducting silicone grease is coated on the contact surface of the aluminum lamp tube main body and the base plate of the radiator. Therefore, the heat of the radiator can be effectively conducted to the aluminum tube wall of the aluminum lamp tube main body, and a part of heat is emitted through the aluminum tube wall, so that the integral radiating effect of the lamp is enhanced.

Wherein, the thickness of the Fresnel lens is 1-5 mm, and the diameter is 100-400 mm; the diameter of the light emitting surface of the combined lens is 10-70 mm. The lens in the range is selected, so that the light beam condensation effect of the LED searchlight can be further enhanced. The light emitting surface of the combination lens refers to the area of the combination lens exposed on the outermost surface of the combination lens, that is, the surface of the combination lens on which light rays of the LED light source are reflected after being refracted.

Furthermore, a cylinder wall step is arranged on the cylinder wall of the aluminum lamp cylinder main body close to the outer port, the Fresnel lens is clamped on the cylinder wall step, and the toughened glass nested with the waterproof gasket is overlapped outside the Fresnel lens.

Preferably, the outer edge of the outer port of the aluminum lamp tube main body is provided with a flange, and the fixed aluminum ring is sleeved on the flange, so that the fixing effect of the fixed aluminum ring can be better realized, and the waterproof sealing performance of the LED searchlight is further enhanced.

Wherein the width of the flanging is 5-15 mm. Furthermore, the flanging is provided with a fixing hole, and the fixed aluminum ring is fixed with the flanging through a screw.

When the LED searchlight is used, it needs to be fixed or installed, and usually a cradle head or a bracket is used for supporting or fixing the LED searchlight. Wherein, the mode that uses the cloud platform can realize the lamp body angle modulation from top to bottom through the rotation of control cloud platform, but the mode that adopts the support often also need carry out angle modulation and fixed, and this has just caused inconvenience for the use. Angle adjustment about can realizing the lamp body in the use in order to make support mounting structure's LED searchlight, the utility model discloses provide a modified scheme simultaneously.

And waterproof sealing silica gel is filled in a connecting gap between the aluminum lamp cylinder main body and the base plate of the radiator, so that the integral waterproof performance of the lamp is further enhanced.

The base plate of the radiator is provided with a threading hole with the diameter of 10-20 mm so as to facilitate threading.

Further, the utility model provides a LED searchlight, lamp body shell still includes: and the supporting part is connected with the lamp body and is used for providing support for the lamp body so that the LED searchlight can be arranged at an installation place. The support member includes: the two sides of the support bottom extend upwards to form a side connecting arm respectively, and the outer end of each connecting arm is provided with an arc-shaped channel; and the two fixing pieces are respectively fixed on two sides of the radiator, the two fixing pieces are respectively connected with the two connecting arms on the same side of the fixing pieces through a bolt, one end of the bolt is fixed on the fixing pieces, and the other end of the bolt is arranged in the arc-shaped channel on the corresponding connecting arm, so that the lamp body can be adjusted up and down along with the movement of the bolt in the arc-shaped channel.

Drawings

Further advantages and features of the invention are illustrated by the following description of an embodiment of the invention, given by way of example and not by way of limitation, with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural diagram of an LED searchlight in the prior art.

Fig. 2 is a schematic diagram of the overall structure of a preferred embodiment of the LED searchlight according to the present invention.

Fig. 3 is an exploded view of the embodiment shown in fig. 2.

Fig. 4 is a structural diagram of a rear side view of the embodiment shown in fig. 2.

FIG. 5 is a partially detailed exploded schematic view of the support member of the embodiment shown in FIG. 2.

Fig. 6 is a structural schematic view of the aluminum lamp tube of the embodiment shown in fig. 2.

Fig. 7 is a partially enlarged view of a portion a in fig. 6.

Detailed Description

The LED searchlight as shown in fig. 2-4, comprising: a lamp body and a lamp housing. Wherein: the driving power supply 15, the LED integrated light source 17, the heat sink 13, the combined lens 18, and the aluminum lamp barrel 14 constitute a lamp body. The lamp housing includes: two "Contraband" type bracket beads 12, cover plate 11 and support members 16.

The bracket bead 12 has an upper end 121 and a lower end 122, the upper end 121 being fixed above the heat sink 13 and the lower end 122 being fixed below the heat sink 13. The two bracket beads 12 are fixed at both rear side portions of the heat sink 13, respectively, to form an upper bracket 1210 and a lower bracket 1220 above and below the heat sink 13, respectively. The cover plate 11 is fixed on the upper bracket 1210 to form a certain distance with the radiator 13, and a plurality of radiating apertures 111 are arranged on the cover plate 11. The driving power supply 15 is fixed on the lower bracket 1220 below the heat sink 13. The base plate 130 of the heat sink 13 is provided with a threading hole 131 with a diameter of 10-20 mm for facilitating routing.

The LED integrated light source 17 is fixed on the substrate 130 of the heat sink 13, and the combined lens 18 is fixed on the substrate 130 of the heat sink 13 and disposed in front of the LED integrated light source 17 in the light emission direction. The combined lens is an integrally used optical device formed by fixedly combining two or more optical glass lenses through a specific mechanical structure, and can be directly purchased and obtained in the market according to design requirements. The parameters of the combination lens 18 used in the present embodiment are those having a light emitting surface with a diameter of 10 to 70 mm.

The aluminum lamp tube 14 includes an aluminum lamp tube body 144 fixed on the base plate 130 of the heat sink 13 by screws, a contact surface of the aluminum lamp tube body 144 and the base plate 130 is coated with heat conductive silicone grease, and waterproof sealing silicone rubber is filled in a connection gap between the aluminum lamp tube body 144 and the base plate 130. The aluminum lamp tube body 144 is also provided with a vent valve 143. Referring to fig. 6 and 7, a barrel wall step 1441 is provided on the barrel wall of the aluminum barrel body 144 near the outer port, a flange 1442 with a width L0 of 5-15 mm is provided on the outer edge of the outer port, and a fixing hole 1443 is further provided on the flange 1442. The condenser lens 145 is a fresnel lens and is clamped on the step 1441 of the cylinder wall, the outer edge of the toughened glass 146 is nested with the waterproof gasket 147 and is integrally arranged on the outer side of the condenser lens 145, and finally the fixing aluminum ring 148 is sleeved on the flange 1442 and fixed through screws, so that the condenser lens 145 and the toughened glass 146 are sealed, locked and fixed in the outer port of the aluminum lamp cylinder main body 144. The condensing lens 145 is a fresnel lens, and can be directly purchased and obtained in the market according to design requirements. The parameters of the fresnel lens used in this embodiment are: the thickness is 1-5 mm, and the diameter is 100-400 mm.

As shown in fig. 5, the support member 16 includes: a support base 161 and two fasteners 162. Two fixing members 162 are fixed to two sides of the heat sink 13. Two sides of the supporting base 161 extend upward to form a side connecting arm 1611, and the outer end of each connecting arm 1611 is connected to the fixing member 162 on the same side. A circular arc-shaped channel 1612 is arranged at the outer end of the connecting arm 1611, the fixing piece 162 is connected with the circular arc-shaped channel 1612 on the same side through a bolt 1621, and the bolt 1621 can slide in the circular arc-shaped channel 1612, so that the lamp body can be driven to move up and down along with the movement of the bolt 1621 in the circular arc-shaped channel 1612.

Although the present invention has been described in terms of the preferred embodiments, it is not intended that the scope of the invention be limited to the exact construction and arrangement shown and described, and it is intended that all equivalent alterations and modifications that can be devised readily by those skilled in the art based on the foregoing description be embraced by the scope of the invention.

Claims

1. An LED searchlight, comprising: lamp body and lamp housing, the lamp body includes: the LED lamp comprises a driving power supply, an LED integrated light source, a lens, a radiator and a lamp tube; the method is characterized in that:

the LED integrated light source is fixed on the substrate of the radiator;

the lens includes: the combined lens is fixed on the substrate of the radiator and arranged in front of the LED integrated light source in the light emission direction, the condenser lens is a Fresnel lens, and the Fresnel lens is arranged at the outer end of the lamp tube;

the lamp body housing includes: the transverse-n-shaped radiator comprises at least two transverse-n-shaped support guard bars, wherein the two support guard bars are respectively fixed at two side positions of the rear part of the radiator, the upper ends of the support guard bars are fixed above the radiator, the lower ends of the support guard bars are fixed below the radiator, so that an upper support and a lower support are respectively formed above and below the radiator, a cover plate is fixed on the upper support and forms a certain distance with the radiator, a plurality of radiating holes are formed in the cover plate, and the driving power supply is fixed on the lower support and is positioned below the radiator;

the lamp cartridge includes: the Fresnel lens is installed at the outer port of the aluminum lamp tube body, toughened glass is arranged on the outer side of the Fresnel lens, a waterproof gasket is nested on the outer edge of the toughened glass, a fixed aluminum ring is sleeved at the edge of the outer port of the aluminum lamp tube body, the Fresnel lens and the toughened glass are locked and fixed in the outer port of the aluminum lamp tube body, and a ventilation valve is arranged on the tube wall of the aluminum lamp tube body.

2. The LED searchlight of claim 1, wherein: the aluminum lamp tube main body is fixed on the base plate of the radiator through screws, and heat-conducting silicone grease is coated on the contact surface of the aluminum lamp tube main body and the base plate of the radiator.

3. The LED searchlight of claim 1, wherein: the thickness of the Fresnel lens is 1-5 mm, and the diameter is 100-400 mm.

4. The LED searchlight of claim 1, wherein: the diameter of the light emitting surface of the combined lens is 10-70 mm.

5. The LED searchlight of claim 1, wherein: the wall of the aluminum lamp tube main body close to the outer port is provided with a tube wall step, the Fresnel lens is clamped on the tube wall step, and the toughened glass nested with the waterproof gasket is overlapped outside the Fresnel lens.

6. The LED searchlight of claim 1 or 5, wherein: the outer edge of the outer port of the aluminum lamp tube main body is provided with a flange, and the fixed aluminum ring is sleeved on the flange.

7. The LED searchlight of claim 6, wherein: the width of the flanging is 5-15 mm.

8. The LED searchlight of claim 6, wherein: the flanging is provided with a fixing hole, and the fixing aluminum ring is fixed with the flanging through a screw.

9. The LED searchlight of claim 1, wherein: the lamp body housing further includes: the support part is connected with the lamp body and is used for providing support for the lamp body so that the LED searchlight can be arranged at an installation place; the support member includes:

the two sides of the support bottom extend upwards to form connecting arms at one side respectively, and the outer end of each connecting arm is provided with an arc-shaped channel; and

the two fixing pieces are respectively fixed on two sides of the radiator, the two fixing pieces are respectively connected with the two connecting arms on the same side of the fixing pieces through a bolt, one end of the bolt is fixed on the fixing pieces, and the other end of the bolt is arranged in the arc-shaped channel on the corresponding connecting arm, so that the lamp body can be adjusted up and down along with the movement of the bolt in the arc-shaped channel.

10. The LED searchlight of claim 1 or 2, wherein: and waterproof sealing silica gel is filled in a connecting gap between the aluminum lamp tube main body and the base plate of the radiator.