CN210035165U - Light-emitting diode projection lamp device - Google Patents

Abstract

A kind of light-emitting diode projection lamp apparatus, including lamp holder, lamp shade, lamp pearl, rear cover and heat dissipating double-fuselage; the lamp shade is arranged on the lamp holder, one end of the lamp shade is provided with the lamp beads, and the other end of the lamp shade is provided with the rear cover; a heat dissipation device is arranged in the rear cover; the movable rod penetrates through the fixed plate and is movably connected with the fixed plate, one end of the movable rod is connected with the connecting plate, the other end of the movable rod is rotatably connected with the limiting plate, the movable rod is sleeved with a spring, a clamping groove matched with the radiating fins is formed in the side wall of the mounting plate, and the two groups of mounting plates are mutually connected through the radiating fins; the cooling fins are arranged in parallel, the outer walls of the cooling fins are sleeved with condenser pipes, and the feed ends of the condenser inlet pipes and the discharge ends of the condenser outlet pipes are provided with sealing plugs; the size of the through hole and the limiting groove is matched with the size of the limiting plate. The utility model has the advantages of simple structure, and the radiating effect is good, and heat abstractor conveniently installs and dismantles, and the later stage of being convenient for carries out the maintenance.

Description

Light-emitting diode projection lamp device

Technical Field

The utility model relates to a emitting diode profection lamp field especially relates to a emitting diode profection lamp device.

Background

The LED projection lamp is also called as LED projection lamp, has round and rectangular shapes, is mainly used for architectural decoration and illumination, and is also used for outlining large buildings, lighting of light transmission outside buildings, indoor local illumination, greening landscape illumination, billboard illumination, illumination of special facilities such as medical treatment and culture, illumination of entertainment atmospheres such as bars and dance halls, and the like.

However, most of the led projection lamps in the market today generally have poor heat dissipation effect, so that the service life of the led lamp set is shortened, and the heat dissipation structure is not easy to be disassembled and assembled, which causes inconvenience in later maintenance. In order to solve the above problems, the present application provides an led projection lamp apparatus.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem that exists among the background art, the utility model provides a light emitting diode profection lamp device has simple structure, and the radiating effect is good, and heat abstractor conveniently installs and dismantles, and the later stage of being convenient for carries out the advantage of maintaining.

(II) technical scheme

In order to solve the above problems, the utility model provides a light emitting diode projection lamp device, which comprises a lamp holder, a lamp shade, a lamp bead, a rear cover and a heat dissipation device; the lamp shade is arranged on the lamp holder, one end of the lamp shade is provided with the lamp beads, and the other end of the lamp shade is provided with the rear cover; a heat dissipation device is arranged in the rear cover;

the heat dissipation device comprises a connecting plate, a movable rod, a spring, a fixed plate, a mounting plate, a limiting plate, a condensation pipe, a cooling fin, a condensation inlet pipe, a condensation outlet pipe and a rubber pad; the two groups of fixed plates are respectively positioned on two sides of the inner wall of the rear cover, the movable rods penetrate through the fixed plates and are movably connected with the fixed plates, one ends of the movable rods are connected with the connecting plates, the other ends of the movable rods are rotatably connected with the limiting plates, springs are sleeved on the movable rods, one ends of the springs are connected with the connecting plates, and the other ends of the springs are connected with the fixed plates; the mounting plates are provided with two groups, clamping grooves matched with the radiating fins are formed in the side walls of the mounting plates, and the two groups of mounting plates are mutually connected through the radiating fins; the cooling fins are arranged in a plurality of groups side by side, the outer wall of each cooling fin is sleeved with a condensing tube, the feed end of each condensing tube is connected with the discharge end of each condensing inlet tube, the feed end of each condensing inlet tube penetrates through the rear side wall of the rear cover, the discharge end of each condensing tube is connected with the feed end of each condensing outlet tube, the discharge end of each condensing outlet tube penetrates through the rear side wall of the rear cover, and the feed end of each condensing inlet tube and the discharge end of each condensing outlet tube are both provided with a sealing plug; be provided with through-hole and spacing groove on the mounting panel, through-hole and spacing groove mutually perpendicular, and the size of through-hole and spacing groove and the size looks adaptation of spacing board.

Preferably, the lamp holder and the lamp shade are both provided with threaded holes, and fastening bolts are arranged at the threaded holes.

Preferably, the lamp shade is provided with the support inside the one end of keeping away from the lamp pearl, is provided with the fan on the support.

Preferably, the one end that lamp pearl was kept away from to the lamp shade is provided with the internal thread, and the back shroud is the cylinder structure of inside square cavity, and the one end of back shroud is provided with the external screw thread of lamp shade internal thread looks adaptation.

Preferably, a rubber pad is arranged in the clamping groove at the joint of the mounting plate and the radiating fin.

Preferably, the condensation pipe has an S-shaped structure.

The above technical scheme of the utility model has following profitable technological effect: the heat dissipation device is simple in structure, good in heat dissipation effect, convenient to install and disassemble, convenient to maintain in later stage due to long-time practical use, after orderly installation is carried out by inserting the cooling fins into the clamping grooves of the mounting plate in sequence, the cooling fins are then attached to the fixing plate on the rear cover, the limiting plate is pulled to pass through the through holes in the mounting plate, the limiting plate is rotated, the limiting plate is placed in the limiting groove in the mounting plate, the installation of the heat dissipation device is further completed, the same principle is realized, the limiting plate is arranged in the through holes in the mounting plate, and the heat dissipation device can be.

Drawings

Fig. 1 is a schematic structural view of an led projection lamp device according to the present invention.

Fig. 2 is a schematic structural diagram of a rear cover in the led projection lamp apparatus according to the present invention.

Fig. 3 is a schematic structural view of a connection relationship between a condensation tube and a mounting plate in an led projection lamp apparatus according to the present invention.

Reference numerals: 1. a lamp socket; 2. a lamp shade; 3. a lamp bead; 4. a rear cover; 5. fastening a bolt; 6. a support; 7. a fan; 8. a connecting plate; 9. a movable rod; 10. a spring; 11. a fixing plate; 12. mounting a plate; 13. a limiting plate; 14. a condenser tube; 15. a heat sink; 16. a condensing inlet pipe; 17. a condensation pipe; 18. a rubber pad; 19. a through hole; 20. a limiting groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-3, the led projection lamp device provided by the present invention comprises a lamp holder 1, a lamp shade 2, a lamp bead 3, a rear cover 4 and a heat sink; the lamp shade 2 is arranged on the lamp holder 1, one end of the lamp shade 2 is provided with a lamp bead 3, and the other end of the lamp shade 2 is provided with a rear cover 4; a heat dissipation device is arranged in the rear cover 4;

the heat dissipation device comprises a connecting plate 8, a movable rod 9, a spring 10, a fixed plate 11, a mounting plate 12, a limiting plate 13, a condensation pipe 14, a cooling fin 15, a condensation inlet pipe 16, a condensation outlet pipe 17 and a rubber pad 18; two groups of fixed plates 11 are arranged and are respectively positioned at two sides of the inner wall of the rear cover 4, the movable rods 9 penetrate through the fixed plates 11 and are movably connected with the fixed plates 11, one ends of the movable rods 9 are connected with the connecting plate 8, the other ends of the movable rods 9 are rotatably connected with the limiting plate 13, the movable rods 9 are sleeved with springs 10, one ends of the springs 10 are connected with the connecting plate 8, and the other ends of the springs 10 are connected with the fixed plates 11; the mounting plates 12 are provided with two groups, the side walls of the mounting plates 12 are provided with clamping grooves matched with the radiating fins 15, and the two groups of mounting plates 12 are connected with each other through the radiating fins 15; the cooling fins 15 are arranged in a plurality of groups side by side, the outer wall of the cooling fin 15 is sleeved with a condensing tube 14, the feeding end of the condensing tube 14 is connected with the discharging end of a condensing inlet tube 16, the feeding end of the condensing inlet tube 16 penetrates through the rear side wall of the rear cover 4, the discharging end of the condensing tube 14 is connected with the feeding end of a condensing outlet tube 17, the discharging end of the condensing outlet tube 17 penetrates through the rear side wall of the rear cover 4, and the feeding end of the condensing inlet tube 16 and the discharging end of the condensing outlet tube 17 are both provided with sealing plugs; the mounting plate 12 is provided with a through hole 19 and a limiting groove 20, the through hole 19 is perpendicular to the limiting groove 20, and the size of the through hole 19 and the size of the limiting groove 20 are matched with the size of the limiting plate 13.

The utility model discloses in, heat abstractor simple structure, and the radiating effect is good, and the installation is dismantled conveniently, the long-time practicality in later stage of being convenient for is maintained, through insert the fin in the draw-in groove of mounting panel 12 in proper order, carry out orderly installation after, then the laminating is on fixed plate 11 on rear cover 4, pull limiting plate 13 again and pass the through-hole 19 back on the mounting panel 12, rotatory limiting plate 13, make limiting plate 13 arrange limiting groove 20 on the mounting panel 12 in, and then accomplish heat abstractor's installation, the same principle, through rotatory limiting plate 13, make limiting plate 13 be located the through-hole 19 on the mounting panel 12, alright take out heat abstractor.

In an optional embodiment, threaded holes are formed in the lamp holder 1 and the lamp shade 2, fastening bolts 5 are arranged at the threaded holes, and the angle between the lamp shade 2 and the lamp holder 1 can be adjusted through the cooperation of the fastening bolts 5, so that the irradiation angle of the lamp beads 3 can be adjusted.

In an optional embodiment, a support 6 is arranged inside one end, away from the lamp bead 3, of the lamp shade 2, a fan 7 is arranged on the support 6, and the fan 7 is arranged to blow cold air dissipated by the heat dissipation device to the inside of the lamp shade 2, so that heat dissipation is performed on elements inside the lamp shade 2, and the heat dissipation efficiency is improved.

In an optional embodiment, the end of the lamp shade 2, which is far away from the lamp bead 3, is provided with an internal thread, the rear cover 4 is a cylindrical structure with an internal square cavity, one end of the rear cover 4 is provided with an external thread matched with the internal thread of the lamp shade 2, and the heat dissipation device in the rear cover 4 can be conveniently installed on the lamp shade 2 by arranging the internal thread and the external thread.

In an alternative embodiment, a rubber pad 18 is disposed in the slot at the joint of the mounting plate 12 and the heat sink 15, so that the heat sink 17 and the mounting plate 12 are connected more tightly and firmly

In an alternative embodiment, the condensation pipe 14 is an S-shaped structure, which increases the heat dissipation area of the condensation pipe 14 and further improves the heat dissipation efficiency of the projector lamp.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims (6)

1. A light-emitting diode projection lamp device is characterized by comprising a lamp holder (1), a lampshade (2), a lamp bead (3), a rear cover (4) and a heat dissipation device; the lamp shade (2) is arranged on the lamp holder (1), one end of the lamp shade (2) is provided with the lamp bead (3), and the other end of the lamp shade (2) is provided with the rear cover (4); a heat dissipation device is arranged in the rear cover (4);

the heat dissipation device comprises a connecting plate (8), a movable rod (9), a spring (10), a fixed plate (11), a mounting plate (12), a limiting plate (13), a condensation pipe (14), a cooling fin (15), a condensation inlet pipe (16), a condensation outlet pipe (17) and a rubber pad (18); two groups of fixed plates (11) are arranged and are respectively positioned on two sides of the inner wall of the rear cover (4), the movable rods (9) penetrate through the fixed plates (11) and are movably connected with the fixed plates (11), one ends of the movable rods (9) are connected with the connecting plate (8), the other ends of the movable rods (9) are rotatably connected with the limiting plate (13), springs (10) are sleeved on the movable rods (9), one ends of the springs (10) are connected with the connecting plate (8), and the other ends of the springs (10) are connected with the fixed plates (11); the mounting plates (12) are provided with two groups, clamping grooves matched with the radiating fins (15) are formed in the side walls of the mounting plates (12), and the two groups of mounting plates (12) are connected with each other through the radiating fins (15); the cooling fins (15) are arranged in multiple groups side by side, a condensing tube (14) is sleeved on the outer wall of the cooling fin (15), the feeding end of the condensing tube (14) is connected with the discharging end of a condensing inlet tube (16), the feeding end of the condensing inlet tube (16) penetrates through the rear side wall of the rear cover (4), the discharging end of the condensing tube (14) is connected with the feeding end of a condensing outlet tube (17), the discharging end of the condensing outlet tube (17) penetrates through the rear side wall of the rear cover (4), and the feeding end of the condensing inlet tube (16) and the discharging end of the condensing outlet tube (17) are both provided with sealing plugs; the mounting plate (12) is provided with a through hole (19) and a limiting groove (20), the through hole (19) and the limiting groove (20) are perpendicular to each other, and the size of the through hole (19) and the size of the limiting groove (20) are matched with the size of the limiting plate (13).

2. A light-emitting diode projector as claimed in claim 1, wherein the lamp base (1) and the lamp housing (2) are provided with threaded holes in which fastening bolts (5) are provided.

3. A light-emitting diode projector as claimed in claim 1, wherein a support (6) is provided inside the end of the lamp housing (2) remote from the lamp bead (3), and a fan (7) is provided on the support (6).

4. The light-emitting diode projection lamp device as claimed in claim 1, wherein the end of the lamp housing (2) remote from the lamp bead (3) is provided with an internal thread, the rear housing (4) is a cylindrical structure with a square cavity inside, and one end of the rear housing (4) is provided with an external thread matched with the internal thread of the lamp housing (2).

5. A light-emitting diode projector as claimed in claim 1, wherein rubber pads (18) are provided in the recesses at the junction of the mounting plate (12) and the heat sink (15).

6. A light-emitting diode projector as claimed in claim 1, wherein the condenser tube (14) is of S-shaped configuration.

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