CN219955262U

CN219955262U - Double-color PC spotlight

Info

Publication number: CN219955262U
Application number: CN202321473925.9U
Authority: CN
Inventors: 陈利红
Original assignee: Shenzhen Ouruimei Lighting Technology Co ltd
Current assignee: Shenzhen Ouruimei Lighting Technology Co ltd
Priority date: 2023-06-09
Filing date: 2023-06-09
Publication date: 2023-11-03
Anticipated expiration: 2033-06-09

Abstract

The utility model discloses a double-color PC spotlight, which relates to the technical field of LED daylight lamps. According to the utility model, through the arrangement of the heat radiating assembly, the heat of the circuit board is radiated into the shell through the heat conducting plate and the heat radiating fins, the output end of the motor drives the roller to rotate after being started, the belt is driven to rotate after the roller rotates, the plurality of pushing plates and the scraping plates are driven to rotate after the belt rotates, the pushing plates and the scraping plates push air to form air flow, the heat radiated by the heat radiating fins is taken away through the air flow so as to achieve the heat radiating effect, and one set of mechanism can simultaneously complete the effects of heat radiation and cleaning, namely, the air flow is generated to accelerate the heat radiation, so that dust is cleaned conveniently, and the influence of dust on the heat radiation is reduced.

Description

Double-color PC spotlight

Technical Field

The utility model relates to the technical field of LED fluorescent lamps, in particular to a bicolor PC spotlight fluorescent lamp.

Background

The LED fluorescent lamp is different from a common fluorescent lamp, the light intensity of the 12W LED fluorescent lamp is comparable to that of a 40W fluorescent lamp, compared with the LED fluorescent lamp, the LED fluorescent lamp is efficient and energy-saving, the service life of the LED fluorescent lamp is ten times that of the fluorescent lamp, the shell of the LED fluorescent lamp is usually a double-color PC shell, the shell wrapping a circuit board and a circuit part is milky white, the lampshade part is transparent, so that light can conveniently pass through, although the light transmittance of transparent PC is lower than that of an acrylic material, the heat resistance, environment-friendly performance, strength and other parameters are higher than that of the acrylic board, acrylic begins to soften at about 70 ℃, and therefore, compared with acrylic, the PC material is more suitable for being used as the shell of the lamp.

Because the light emitted by the LED fluorescent lamp is scattered, the LED fluorescent lamp is generally provided with a condensing structure to uniformly distribute the light of the LED fluorescent lamp, the light is mainly reflected to the condensing lens by virtue of the reflector, and then the light is refracted by the condensing lens, so that the condensing effect is achieved.

The LED fluorescent lamp directly converts electric energy into light energy, but part of electric energy is not converted into light energy but is converted into heat energy due to various reasons, so that the main factor of heating of the LED fluorescent lamp is calculated, the prior art usually adopts a fan to force air cooling or increase the natural cooling of a radiating surface, no matter the air cooling or the increasing of the radiating surface is difficult to avoid dust falling on the surface of a heat conducting structure, and the heat conductivity of the dust is far lower than that of a copper structure and an aluminum structure for heat conduction, so that the heat radiating efficiency of the LED fluorescent lamp is difficult to influence easily after the surface of the heat conducting structure is covered with a layer of dust, and the heat accumulation in the LED fluorescent lamp leads to the heat ageing speed of a circuit board or LED lamp beads.

Disclosure of Invention

Based on the above, the utility model aims to provide a bicolor PC spotlight fluorescent lamp so as to solve the technical problem that dust covers a heat conduction structure to influence heat dissipation of an LED fluorescent lamp.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a bicolor PC spotlight fluorescent lamp, includes the casing, the ventilation hole has been seted up to the casing side, and is provided with cooling module in the casing, cooling module includes heat-conducting plate and motor, and the heat-conducting plate side is connected with heat radiation fins, the motor output is connected with the cylinder, and is connected with the belt on the cylinder, be connected with the push pedal on the belt, and be connected with the scraper blade on the push pedal.

Through adopting above-mentioned technical scheme, in giving off the heat of circuit board to the casing through heat-conducting plate and radiator fin, the motor starts back output drive cylinder rotation, drive the belt after the cylinder rotation rotates, drive a plurality of push plates and scraper blade after the belt rotates and rotate, promote the air formation air current through push plate and scraper blade, take away radiator fin radiating heat through the air flow in order to reach radiating effect, make outside air can exchange with the casing air through four ventilation holes simultaneously, the scraper blade is in the displacement with radiator fin surface contact scrape the dust of adhesion, in order to avoid the dust to cover radiator fin and influence the heat dispersion of structure.

Further, the surface of the shell is connected with a lampshade, the lampshade is internally connected with a condensing lens, a circuit board is arranged in the shell, the surface of the circuit board is provided with LED lamp beads, and a reflector is arranged in the shell.

By adopting the technical scheme, the LED spotlight is started and then emits light, the LED lamp beads are the first focal points, the light is reflected by the hollow semi-ellipsoidal reflector, the converging point of the light reflection is the second focal point, and the light passes through the second focal point and enters the spotlight lens, and the light is refracted through the convex lens serving as the spotlight lens to finish spotlight.

Further, the scraping plate is abutted with the radiating fins.

Through adopting above-mentioned technical scheme, in giving off the heat of circuit board to the casing through heat-conducting plate and radiator fin, promote the air through push pedal and scraper blade and form the air current and dispel the heat, the scraper blade contacts with radiator fin surface when the displacement and scrapes the dust of adhesion to avoid the dust to cover radiator fin and influence the heat dispersion of structure.

Furthermore, the scraping plate is made of rubber materials, and the pushing plate is made of PC materials.

By adopting the technical scheme, the scraping plate is made of the rubber material, so that gaps between the scraping plate and the radiating fins can be filled, the scraping plate and the pushing plate can push air to generate air flow, and dust on the surfaces of the radiating fins can be cleaned conveniently.

Further, a plurality of radiating fins are arranged and are symmetrically distributed.

Through adopting above-mentioned technical scheme, distribute the heat of circuit board to the casing in through heat-conducting plate and radiator fin, make outside air can exchange with the casing internal air through four ventilation holes simultaneously to reach radiating effect.

Further, the scrapers are arranged in a plurality, and the scrapers are distributed at equal intervals.

Through adopting above-mentioned technical scheme, the motor starts back output drive cylinder rotation, drives the belt after the cylinder is rotatory and rotates, drives a plurality of push plates and scraper blade after the belt rotates and rotates, promotes the air formation air through push plate and scraper blade and flows in order to reach radiating effect, the scraper blade in the displacement with heat radiation fin surface contact scrape the dust of adhesion.

Further, the reflector is hollow semi-ellipsoidal, and the condensing lens is a convex lens.

By adopting the technical scheme, most scattered light is reflected into the condensing lens through the reflecting mirror, and the condensing work is completed by refracting the light through the condensing lens, so that the light uniformity of the LED spotlight fluorescent lamp is better.

Furthermore, the lampshade is made of transparent PC materials, and the shell is made of milky PC materials.

Through adopting above-mentioned technical scheme, PC material is compared heat-resisting, fire-resistant, fire resistance better in inferior gram force, avoids LED spotlight to lead to lamp shade and casing to melt and produce the deformation in the high temperature, and PC intensity is 30 to 50 times of inferior gram force intensity simultaneously, consequently more shock-resistant, resistant bending etc..

In summary, the utility model has the following advantages:

according to the utility model, through the arrangement of the heat radiating assembly, the heat of the circuit board is radiated into the shell through the heat conducting plate and the heat radiating fins, the output end of the motor drives the roller to rotate after being started, the belt is driven to rotate after the roller rotates, the plurality of pushing plates and the scraping plates are driven to rotate after the belt rotates, air is pushed by the pushing plates and the scraping plates to form air flow, the heat radiated by the heat radiating fins is taken away through air flow so as to achieve the heat radiating effect, meanwhile, the outside air can exchange with the air in the shell through the four ventilation holes, the scraping plates are contacted with the surfaces of the heat radiating fins to scrape adhered dust while displacing, so that the dust is prevented from covering the heat radiating fins to influence the heat radiating performance of the structure, and one set of mechanism can simultaneously complete the effects of heat radiation and cleaning, namely the air flow is generated to accelerate the heat radiation, and the dust is cleaned conveniently to reduce the influence of the dust on the heat radiation.

Drawings

FIG. 1 is a schematic view of a fluorescent lamp according to the present utility model;

FIG. 2 is a schematic side sectional view of a fluorescent lamp according to the present utility model;

FIG. 3 is a schematic view of the back structure of the heat conducting plate of the present utility model;

FIG. 4 is a schematic diagram of an exploded structure of a heat conducting plate according to the present utility model;

fig. 5 is an enlarged view of the structure of fig. 4 at a in accordance with the present utility model.

In the figure: 1. a lamp shade; 2. a housing; 3. a vent hole; 4. a circuit board; 5. a reflective mirror; 6. LED lamp beads; 7. a condensing lens; 8. a heat dissipation assembly; 801. a heat conductive plate; 802. a heat radiation fin; 803. a push plate; 804. a roller; 805. a belt; 806. a motor; 807. a scraper.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

A double-color PC spotlight fluorescent lamp is shown in fig. 1-5, and comprises a shell 2, wherein four vent holes 3 are respectively formed above and below two sides of the shell 2, so that outside air can exchange with air in the shell 2 conveniently, and a heat dissipation assembly 8 is arranged in the shell 2.

Specifically, the heat dissipation assembly 8 includes a heat conduction plate 801 connected to the back of the circuit board 4 and a motor 806 installed above the inside of the casing 2, and one side of the heat conduction plate 801 is connected with heat dissipation fins 802, the heat dissipation fins 802 are provided with a plurality of heat dissipation fins 802, and the heat dissipation fins 802 are symmetrically distributed, so that heat generated by the circuit board 4 and the LED lamp beads 6 can be rapidly dissipated, the output end of the motor 806 and the lower part inside the casing 2 are both connected with rollers 804, a belt 805 is connected between the two rollers 804, the top, the bottom and the two sides of the belt 805 are both connected with a push plate 803, air flow is generated by pushing air, and the outer surface and the back of the push plate 803 are connected with a scraping plate 807, so that dust on the surface of the dead heat dissipation fins 802 can be conveniently cleaned, the push plate 803 and the scraping plate 807 are provided with a plurality of push plates 803 and the scraping plate 807 are distributed at equal intervals, and a set of mechanism can simultaneously complete the effects of heat dissipation and cleaning.

Referring to fig. 1 and 2, in the above embodiment, the outer surface of the housing 2 is connected with the lamp cover 1, the lamp cover 1 is made of transparent PC material, the light transmittance is better and the intensity is high, and the housing 2 is made of milky PC material, the heat and fire resistance is better, and both sides of the interior of the housing 1 are connected with the condenser lens 7, and the condenser lens 7 is a convex lens, the light is refracted and concentrated to avoid scattering, the circuit board 4 is installed in the middle of the interior of the housing 2, and the LED lamp beads 6 are installed on both sides of the outer surface of the circuit board 4, compared with fluorescent lamps, the reflector 5 is installed on both sides of the interior of the housing 2, the LED lamp beads 6 extend to the interior of the reflector 5 through the middle of the back of the reflector 5, the reflector 5 is hollow semi-ellipsoidal, the light is reflected to be convenient for the condenser lens 7 to refract the light, and the light is distributed uniformly and efficiently and energy-saving.

Referring to fig. 3-5, in the above embodiment, the scraping plate 807 is abutted against the heat dissipation fins 802, the scraping plate 807 is made of rubber material, and the pushing plate 803 is made of PC material, so that the air flow is generated to accelerate heat dissipation, thereby facilitating cleaning dust and reducing the influence of dust on heat dissipation.

The implementation principle of the embodiment is as follows: firstly, an LED spotlight is started to emit light, an LED lamp bead 6 is a first focus, the light is reflected by a hollow semi-ellipsoidal reflector 5, a converging point of the light reflection is a second focus, the light passes through the second focus to enter a spotlight lens 7, and the light is refracted by a convex lens serving as the spotlight lens 7 to finish spotlight;

the heat dissipation, through heat-conducting plate 801 and heat dissipation fin 802 with circuit board 4 give off the heat to casing 2 in, motor 806 starts the back output drive cylinder 804 rotation, drive belt 805 rotation after the cylinder 804 rotation, drive a plurality of push plates 803 and scraper blade 807 rotation after the belt 805 rotation, promote the air through push plates 803 and scraper blade 807 and form the air current, take away the heat that heat dissipation fin 802 gives off through the air flow in order to dispel the heat, make outside air can exchange with the air in the casing 2 simultaneously through four ventilation holes 3, the scraper blade 807 contacts with heat dissipation fin 802 surface when the displacement scrapes the dust of adhesion, in order to avoid the dust to cover heat dissipation fin 802 influence the heat dispersion of structure.

Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.

Claims

1. The utility model provides a bicolor PC spotlight, includes casing (2), its characterized in that: vent holes (3) are formed in the side face of the shell (2), a heat radiating component (8) is arranged in the shell (2), the heat radiating component (8) comprises a heat conducting plate (801) and a motor (806), heat radiating fins (802) are connected to the side face of the heat conducting plate (801), a roller (804) is connected to the output end of the motor (806), a belt (805) is connected to the roller (804), a push plate (803) is connected to the belt (805), and a scraping plate (807) is connected to the push plate (803).

2. The bi-color PC spot light of claim 1 wherein: the LED lamp is characterized in that the surface of the shell (2) is connected with the lamp shade (1), the lamp shade (1) is internally connected with the condensing lens (7), the circuit board (4) is arranged in the shell (2), the LED lamp beads (6) are arranged on the surface of the circuit board (4), and the reflector (5) is arranged in the shell (2).

3. The bi-color PC spot light of claim 1 wherein: the scraper 807 abuts against the heat radiation fins 802.

4. A bi-color PC spot light according to claim 3, characterized in that: the scraping plate (807) is made of rubber material, and the pushing plate (803) is made of PC material.

5. The bi-color PC spot light of claim 1 wherein: the heat dissipation fins (802) are arranged in a plurality, and the plurality of heat dissipation fins (802) are symmetrically distributed.

6. The bi-color PC spot light of claim 4 wherein: the squeegees (807) are provided in plurality, and the plurality of squeegees (807) are equally spaced.

7. The bi-color PC spot light according to claim 2, wherein: the reflector (5) is hollow semi-ellipsoidal, and the condensing lens (7) is a convex lens.

8. The bi-color PC spot light according to claim 2, wherein: the lampshade (1) is made of transparent PC materials, and the shell (2) is made of milky PC materials.