CN213066055U

CN213066055U - LED lamp heat radiation structure with good insulation property

Info

Publication number: CN213066055U
Application number: CN202021864623.0U
Authority: CN
Inventors: 贺圣华
Original assignee: Guangzhou Jingming Lighting Technology Co ltd
Current assignee: Guangzhou Jingming Lighting Technology Co ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-04-27
Anticipated expiration: 2030-09-01

Abstract

The utility model relates to a LED lamps and lanterns technical field, and a LED lamps and lanterns heat radiation structure that insulating nature is good is disclosed, including the installation pole, the one end fixedly connected with lamps and lanterns shell of installation pole, install the circuit board in the lamps and lanterns shell, a plurality of LED lamp pearl is installed to the lower extreme of circuit board, the upper end laminating of circuit board has first heat-conducting plate, the upper end fixedly connected with a plurality of heat conduction pole of first heat-conducting plate, lamps and lanterns shell and common fixedly connected with second heat-conducting plate are passed to the upper end of a plurality of heat conduction pole, a plurality of fin of fixedly connected with on the even equidistance ground of upper end of second heat-conducting plate, two guide rails are installed to the outer upper end symmetry of lamps and lanterns shell, common fixedly connected with carriage release lever on the output of two guide rails, the lower extreme fixedly connected with. The utility model discloses can scrape adnexed dust on the fin down, can carry out fine heat dissipation to LED lamp pearl all the time.

Description

LED lamp heat radiation structure with good insulation property

Technical Field

The utility model relates to a LED lamps and lanterns technical field especially relates to a LED lamps and lanterns heat radiation structure that insulating nature is good.

Background

Light Emitting Diodes (LEDs) have the advantages of low energy consumption, power saving, long life, durability, etc., and thus are considered by all parties to replace traditional lighting to become a future lighting source, wherein LED street lamps are highly popular with urban construction and various enterprises and public institutions due to their energy saving and high intelligence degree.

However, in the use process of the LED street lamp, the service life is often reduced due to heat generation, and the heat-conducting plate is mostly adopted for heat dissipation of the existing LED lamp, but dust is easily attached to the heat-conducting plate, so that the heat dissipation effect cannot be expected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art LED's street lamp at the in-process that uses, often because generate heat and lead to the life-span to reduce, and the heat-conducting plate is adopted mostly to current LED lamps and lanterns heat dissipation, but adheres to the dust easily on the heat-conducting plate, leads to the radiating effect to reach unexpected problem, and the LED lamps and lanterns heat radiation structure that an insulating nature is good that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a heat dissipation structure of an LED lamp with good insulation property comprises a mounting rod, wherein one end of the mounting rod is fixedly connected with a lamp shell, a circuit board is mounted in the lamp shell, the lower end of the circuit board is provided with a plurality of LED lamp beads, the upper end of the circuit board is attached with a first heat conduction plate, the upper end of the first heat conduction plate is fixedly connected with a plurality of heat conduction rods, the upper ends of the plurality of heat conduction rods penetrate through the lamp shell and are fixedly connected with a second heat conduction plate together, the upper end of the second heat conduction plate is fixedly connected with a plurality of radiating fins uniformly and equidistantly, the upper end outside the lamp shell is symmetrically provided with two guide rails, the output ends of the two guide rails are fixedly connected with a moving rod together, the lower end of the moving rod is fixedly connected with a scraping plate, the scraping plate is in sliding connection with the, the utility model discloses a reciprocating sliding sleeve, including the installation pole, the installation pole is connected with the fixed block, the upper end of fixed block rotates through first bearing and is connected with the anemoscope, two locating plates of fixedly connected with on the installation pole rotate jointly through two second bearings between the locating plate and be connected with reciprocal lead screw, the cooperation has reciprocal sliding sleeve on the reciprocal lead screw, one side of reciprocal sliding sleeve is served through connecting block fixed connection at the carriage release lever, install drive mechanism between anemoscope and the reciprocal lead screw.

Preferably, drive mechanism includes the bracing piece of fixed connection on the installation pole, the fixed cover of upper end fixedly connected with of bracing piece, rotate through the third bearing in the fixed cover and be connected with the transfer line, the equal fixedly connected with transmission bevel gear in both ends of transfer line, the fixed cover of anemoscope has connect drive bevel gear, one of reciprocal lead screw serves fixedly to have cup jointed driven bevel gear, drive bevel gear and driven bevel gear all mesh with corresponding transmission bevel gear mutually.

Preferably, a heat-conducting silicone grease is coated between the first heat-conducting plate and the circuit board.

Preferably, the lower end of the lamp shell is fixedly connected with a protective cover, and the protective cover is arranged in a transparent mode.

Preferably, the mounting rod is plated with an anti-corrosion coating.

Preferably, the first bearing, the second bearing and the third bearing are all arranged in a sealed bearing mode.

Compared with the prior art, the utility model provides a LED lamps and lanterns heat radiation structure that insulating nature is good possesses following beneficial effect:

1. the LED lamp heat dissipation structure with good insulation property comprises a mounting rod, a lamp shell, a circuit board, LED lamp beads, a first heat conduction plate, heat conduction rods, a second heat conduction plate, heat dissipation plates, guide rails, a moving rod, a scraping plate, a fixed block, a wind direction indicator, a positioning plate, a reciprocating lead screw and a reciprocating sliding sleeve, wherein when the LED lamp beads generate heat in the working process, the first heat conduction plate transfers the heat on the circuit board to the second heat conduction plate through a plurality of heat conduction rods, and a plurality of heat dissipation plates on the second heat conduction plate dissipate the heat into the surrounding air, so that the LED lamp beads can be well dissipated, when dust adheres to the heat dissipation plates, the wind direction indicator rotates under the condition of wind, the wind direction indicator drives the reciprocating lead screw to rotate through a transmission mechanism, and then the reciprocating sliding sleeve drives the moving plate to reciprocate, thereby driving the scraping plate to move, and scraping the dust, so that the LED lamp beads can be radiated well all the time.

2. This LED lamps and lanterns heat radiation structure that insulating nature is good, through setting up bracing piece, fixed cover, transfer line, transmission bevel gear, drive bevel gear and driven bevel gear, when the anemoscope rotated, the anemoscope drove transmission bevel gear through drive bevel gear and rotates, and transmission bevel gear drove driven bevel gear through transfer line and another transmission bevel gear and rotates, and then has driven reciprocal lead screw and has rotated, has finally driven reciprocal sliding sleeve reciprocating motion.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can scrape adnexed dust on the fin down, can carry out fine heat dissipation to LED lamp pearl all the time.

Drawings

Fig. 1 is a schematic front view of a heat dissipation structure of an LED lamp with good insulation performance according to the present invention;

fig. 2 is a schematic view of a top view structure of a positioning plate, a reciprocating screw rod and a reciprocating sliding sleeve in a heat dissipation structure of an LED lamp with good insulation performance according to the present invention;

fig. 3 is an enlarged view of a portion a in fig. 1.

In the figure: the LED lamp comprises a mounting rod 1, a lamp shell 2, a circuit board 3, an LED lamp bead 4, a first heat conducting plate 5, a heat conducting rod 6, a second heat conducting plate 7, a radiating fin 8, a guide rail 9, a moving rod 10, a scraping plate 11, a fixed block 12, a anemoscope 13, a positioning plate 14, a reciprocating screw rod 15, a reciprocating sliding sleeve 16, a supporting rod 17, a fixed sleeve 18, a transmission rod 19, a transmission bevel gear 20, a driving bevel gear 21, a driven bevel gear 22 and a protective cover 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a heat dissipation structure of an LED lamp with good insulation property comprises a mounting rod 1, one end of the mounting rod 1 is fixedly connected with a lamp housing 2, a circuit board 3 is installed in the lamp housing 2, a plurality of LED lamp beads 4 are installed at the lower end of the circuit board 3, a first heat conduction plate 5 is attached to the upper end of the circuit board 3, a plurality of heat conduction rods 6 are fixedly connected to the upper end of the first heat conduction plate 5, the upper ends of the plurality of heat conduction rods 6 penetrate through the lamp housing 2 and are fixedly connected with a second heat conduction plate 7 together, a plurality of heat dissipation fins 8 are fixedly connected to the upper end of the second heat conduction plate 7 uniformly and equidistantly, two guide rails 9 are symmetrically installed at the upper end outside the lamp housing 2, a moving rod 10 is fixedly connected to the output ends of the two guide rails 9 together, a scraping plate 11 is fixedly connected to the lower end of the moving rod, the upper end of the fixed block 12 is rotatably connected with a wind direction indicator 13 through a first bearing, the mounting rod 1 is fixedly connected with two positioning plates 14, a reciprocating screw rod 15 is rotatably connected between the two positioning plates 14 through two second bearings, a reciprocating sliding sleeve 16 is matched on the reciprocating screw rod 15, one side of the reciprocating sliding sleeve 16 is fixedly connected to one end of the moving rod 10 through a connecting block, a transmission mechanism is arranged between the wind direction indicator 13 and the reciprocating screw rod 15, when the LED lamp bead generates heat in the working process, the first heat conduction plate 5 transmits the heat on the circuit board 3 to the second heat conduction plate 7 through a plurality of heat conduction rods 6, a plurality of radiating fins 8 on the second heat conduction plate 7 dissipate the heat into the peripheral air, so that the LED lamp bead can be well radiated, when dust is attached to the radiating fins 8, under the windy condition, the wind direction indicator 13 rotates, the wind direction indicator 13 drives the reciprocating screw rod 15 to rotate through the, and then the reciprocating sliding sleeve 16 drives the moving plate 10 to move in a reciprocating manner, so that the scraper 11 is driven to move, and dust attached to the radiating fins 8 is scraped off, so that good heat dissipation can be performed on the LED lamp beads all the time.

The transmission mechanism comprises a support rod 17 fixedly connected to the installation rod 1, the upper end of the support rod 17 is fixedly connected with a fixed sleeve 18, a transmission rod 19 is rotatably connected to the inside of the fixed sleeve 18 through a third bearing, transmission bevel gears 20 are fixedly connected to two ends of the transmission rod 19, a driving bevel gear 21 is fixedly sleeved on the anemoscope 13, a driven bevel gear 22 is fixedly sleeved on one end of the reciprocating screw rod 15, the driving bevel gear 21 and the driven bevel gear 22 are both meshed with the corresponding transmission bevel gears 20, when the anemoscope 13 rotates, the anemoscope 13 drives the transmission bevel gears 20 to rotate through the driving bevel gear 21, the transmission bevel gears 20 drive the driven bevel gears 22 to rotate through the transmission rod 19 and another transmission bevel gear 20, the reciprocating screw rod 15 is driven to rotate, and finally the reciprocating sliding sleeve 16.

And heat-conducting silicone grease is coated between the first heat-conducting plate 5 and the circuit board 3, so that the heat-conducting function is achieved.

The lower extreme fixedly connected with protection casing 23 of lamps and lanterns shell 2, protection casing 23 is transparent setting, has played the effect of protection.

The installation rod 1 is plated with an anticorrosive coating, so that the installation rod plays an anticorrosive role.

First bearing, second bearing and third bearing are sealed bearing setting, have played waterproof effect.

In the utility model, when the LED lamp bead generates heat in the working process, the first heat conducting plate 5 transmits the heat on the circuit board 3 to the second heat conducting plate 7 through the plurality of heat conducting rods 6, the plurality of radiating fins 8 on the second heat conducting plate 7 dissipate the heat into the surrounding air, so that the LED lamp bead can be well radiated, when dust adheres to the radiating fins 8, the anemoscope 13 rotates under the windy condition, the anemoscope 13 drives the reciprocating screw rod 15 to rotate through the transmission mechanism, so that the reciprocating sliding sleeve 16 drives the movable plate 10 to reciprocate, and further drives the scraper 11 to move, the dust adhered to the radiating fins 8 is scraped down, so that the LED lamp bead can be well radiated all the time, when the anemoscope 13 rotates, the anemoscope 13 drives the transmission bevel gear 20 to rotate through the driving bevel gear 21, the transmission bevel gear 20 drives the driven bevel gear 22 to rotate through the transmission rod 19 and the other transmission bevel gear 20, thereby driving the reciprocating screw rod 15 to rotate and finally driving the reciprocating sliding sleeve 16 to reciprocate.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The LED lamp heat dissipation structure with good insulation property comprises an installation rod (1) and is characterized in that one end of the installation rod (1) is fixedly connected with a lamp shell (2), a circuit board (3) is installed in the lamp shell (2), a plurality of LED lamp beads (4) are installed at the lower end of the circuit board (3), a first heat conduction plate (5) is attached to the upper end of the circuit board (3), a plurality of heat conduction rods (6) are fixedly connected to the upper end of the first heat conduction plate (5), the upper ends of the plurality of heat conduction rods (6) penetrate through the lamp shell (2) and are fixedly connected with a second heat conduction plate (7) together, a plurality of radiating fins (8) are fixedly connected to the upper end of the second heat conduction plate (7) uniformly and equidistantly, two guide rails (9) are symmetrically installed at the upper end outside the lamp shell (2), and a moving rod (10) is fixedly connected to the output ends of the two guide rails (, lower extreme fixedly connected with scraper blade (11) of carriage release lever (10), sliding connection between scraper blade (11) and a plurality of fin (8), fixedly connected with fixed block (12) are gone up in installation pole (1), the upper end of fixed block (12) is rotated through first bearing and is connected with anemoscope (13), two locating plate (14) of fixedly connected with are gone up in installation pole (1), two rotate jointly through two second bearings between locating plate (14) and be connected with reciprocal lead screw (15), the cooperation has reciprocal sliding sleeve (16) on reciprocal lead screw (15), connecting block fixed connection is passed through in one side of reciprocal sliding sleeve (16) and serves in one end of carriage release lever (10), install drive mechanism between anemoscope (13) and reciprocal lead screw (15).

2. The LED lamp heat dissipation structure with the good insulation property as recited in claim 1, wherein the transmission mechanism comprises a support rod (17) fixedly connected to the mounting rod (1), a fixing sleeve (18) is fixedly connected to an upper end of the support rod (17), a transmission rod (19) is rotatably connected to the fixing sleeve (18) through a third bearing, transmission bevel gears (20) are fixedly connected to two ends of the transmission rod (19), a driving bevel gear (21) is fixedly sleeved on the anemoscope (13), a driven bevel gear (22) is fixedly sleeved on one end of the reciprocating screw rod (15), and the driving bevel gear (21) and the driven bevel gear (22) are meshed with the corresponding transmission bevel gears (20).

3. The LED lamp heat dissipation structure with good insulation performance as claimed in claim 1, wherein a heat conductive silicone grease is coated between the first heat conduction plate (5) and the circuit board (3).

4. The LED lamp heat dissipation structure with good insulation performance as recited in claim 1, wherein a protective cover (23) is fixedly connected to a lower end of the lamp housing (2), and the protective cover (23) is transparent.

5. The heat dissipation structure of the LED lamp with good insulation property as claimed in claim 1, wherein the mounting rod (1) is coated with an anti-corrosion coating.

6. The LED lamp heat dissipation structure with good insulation performance as claimed in claim 2, wherein the first bearing, the second bearing and the third bearing are all arranged in a sealed bearing manner.