TW201315940A - Candle lamp - Google Patents

Abstract

A candle lamp comprises: a base, a heat dissipation base, an LED lamp plate, at least a pair of fixing screws, an optical lens, a sleeve ring, and a transparent upper cover. The base has an end forming a power receiving part and an opposite end to which the heat dissipation base, the LED lamp plate, the optical lens, the sleeve ring, and the transparent upper cover are fit in sequence and fastened. The assembly is easy and detachment is difficult after the assembly. Further, the optical lens receives at least one LED light source of the LED lamp plate and the optical lens has a top forming a curved reflection surface and a bottom forming a light condensation cup corresponding to the curved reflection surface, whereby light emitting from the LED light source transmits through the light condensation cup firstly and is then projected homogeneously to the transparent upper cover by the curved reflection surface to achieve a better illumination effect. In addition, the heat dissipation base provided in this invention can fast dissipate the heat generated during the period of using to prevent the attenuation of lighting.

Description

Candle light

This case belongs to the field of lighting fixtures, and in particular to a candlelight structure using LED as a light source and having a good light guiding structure.

According to the traditional customs of the Chinese, in the festivals or sacrifices, the incense and candles are often ignited. Generally, the candles are inserted on a candlestick, and the wick is ignited to produce a candlelight symbolizing the light. Traditional candles use a wick fire to gradually melt the paraffin and burn it. Since the traditional candle will be burned after the ignition, such as carbon monoxide, carbon dioxide and other waste gases are not environmentally friendly, and must be used with caution, a little careless to fear the fire and endanger the safety of life and property.

Therefore, various electronic candle or candle bulbs have been developed to replace traditional candles, such as the Republic of China Invention Patent No. M356834 "Structure of Electronic Candles", No. M366009 "Structure of Electronic Candles (I)" and No. M358915" The structure of the electronic candle (2) is to install an LED light source in an outer cover, which is provided corresponding to a flame or candle shape, and the LED light source is powered by a power supply device, and the power supply device further Covered in a body, the system is set corresponding to the shape of the candle body.

However, whether it is an electronic candle or a candle bulb, it will be exposed to the direct light of the LED light source. When it is used as an electronic candle or as a candle bulb, only the top will emit light, and the light will still not be projected after multi-angle projection. Uniform problems, their use is not good. In addition, in recent years, LED light sources used for lighting applications have been greatly improved in brightness, and the amount of heat generated by them has been relatively increased. When the heat is not effectively used for a long time, the LED light source is likely to be degraded by thermal decay, but Such electronic candles or candle bulbs are difficult to effectively achieve the effect of dissipating heat, which is intended to detract from the service life of the LED light source.

Therefore, in view of the conventional use of electronic candle or candle bulbs, the present inventors have provided a candle lamp structure that can be installed in a general lamp holder to increase the convenience of use thereof. The invention is provided with an optical lens and a heat sink, which can uniformly spread the light of the LED light source of an LED light board, and has better illumination effect, and the heat sink can effectively dissipate heat quickly during use. To ensure the brightness during use and to effectively extend the service life.

An object of the present invention is to provide a candle light structure that is easy to assemble. An optical lens is disposed on the front surface of an LED light board, and the emitted light can be uniformly projected onto a light-transmissive upper cover to achieve uniform diffusion of light. .

A second object of the present invention is to provide a candle lamp structure, which is provided with a heat sink, which can quickly dissipate the heat of the LED light panel when it is illuminated, and has the effects of ensuring brightness during use and prolonging the service life.

Another object of the present invention is to provide a candle lamp structure, wherein a heat dissipating seat and a set of rings are provided with a structure that can be engaged with each other for clamping the optical lens to achieve a stable fixing effect, and Easy to disassemble.

To achieve the above object, the candle lamp of the present invention comprises: a base having an electrical connection at one end and an opening at the other end, the outer portion of the opening forming a joint and having at least one inside the opening a fixing post; a heat sink seat covering the socket portion of the base, the heat sink base having a top surface, the top surface having at least one pair of fixing holes and a through hole, the top surface of the top surface having a recessed slot and a plurality of latching portions; an LED light panel is disposed on the top surface of the heat sink, the LED light panel has at least one LED light source in the center thereof, and the LED light source is surrounded by a plurality of positioning a hole having a locking hole on at least one pair of corners of the LED lamp board; at least one pair of fixing screws sequentially passing through the locking holes of the LED lamp board, the fixing holes of the heat sink seat The optical lens is disposed on the LED lamp board. The optical lens has a reflective arc on the top of the optical lens, and a receiving groove is formed on the bottom of the base. Corresponding to the curved surface and having a collecting cup, and the accommodating groove peripheral ties a plurality of positioning posts are disposed in the positioning holes of the LED light panel, so that the LED light source is located at the position of the light collecting cup; a set of rings is sleeved on the optical lens, and the collar is The peripheral edge is provided with a plurality of bumps and is clamped in the latching portions of the heat sink to fix the position of the optical lens; and a light-transmitting upper cover is embedded on the heat sink, the light-transmitting cover The outer wall of the opening has a plurality of notches and corresponds to the position of the buckle portion. Wherein, the reflective arc surface of the optical lens is an inverted umbrella structure which is concave in the center and gradually expands outward, and the tip end corresponds to the position of the collecting cup, so that the LED located inside the collecting cup emits light. The light emitted by the source is first condensed and then uniformly diverge to the periphery by the refraction of the reflective arc surface, and a part of the light is transmitted to the top surface via the reflective arc surface, so that the light is uniformly projected on the light-transmitting upper cover. Wherein, the center of the concentrating cup has an illuminating hole corresponding to the LED illuminating source. Wherein, the LED light board has three positioning holes, the positioning holes are equiangularly arranged with the LED light source as a center, the optical lens has three positioning posts, and the positioning pillars are the collecting cups For the center of the circle, the positioning holes are arranged at an equal angle of 120 degrees, and the positioning posts are arranged at an equal angle of 120 degrees.

In one embodiment, the power receiving portion is of a thread type, and at least one pair of wires are disposed inside the power receiving portion, and the wires are electrically connected to the LED lamp board, and are screwed through the power receiving portion. The lamp holder is powered and used in the same way as a normal light bulb and is compatible with a lamp holder using a conventional light bulb.

In one embodiment, the outer wall surface of the heat sink further has a plurality of grooves, and the grooves are arranged side by side to form a plurality of ribs, which helps to increase the heat dissipation area and greatly enhance the effect of dissipating heat dissipation.

In one embodiment, in order to improve the aesthetics in use, the translucent cover system has a conical shell or a curved conical shell to form a drop-shaped or flaming shape after assembly.

In order for your review board to have a clear understanding of the contents of the present invention, please refer to the following description for matching drawings.

Please refer to the figures 1, 2, 3, 4, 5, and 6 for a perspective view of the preferred embodiment of the present invention, an exploded perspective view of each view, a cross-sectional view after assembly, and a schematic diagram of light projection during use. As shown in the figure, the candle lamp 1 of the present invention mainly comprises a base 11, a heat sink 12, an LED light board 13, at least one pair of fixing screws 14, an optical lens 15, a set of rings 16 and a light transmission. Upper cover 17.

The bottom end of the base 11 has a power receiving portion 111. The top end of the base 11 has an opening 112. The outer portion of the opening 112 defines a connecting portion 113 and has at least one pair of fixings inside the opening 112. Column 114. In addition, the power receiving portion 111 is a threaded structure made of a conductive material, and at least a pair of wires 1111 are disposed inside the power receiving portion 111, and the wires 1111 are electrically connected to the LED lamp plate 13 . Through the threaded pattern of the power receiving portion 111, it can be screwed to a general lamp holder (not shown) for power use.

The heat sink 12 is a dome-shaped structure made of a heat conductive material, and is covered on the sleeve portion 113 of the base 11 and closes the opening 112. The heat sink 12 has a top surface 121. The top surface 121 has a pair of fixing holes 122 and a through hole 123. The periphery of the top surface 121 has a recess 1211 and a plurality of latching portions 1212. Furthermore, the outer wall surface of the heat sink 12 further has a plurality of grooves 124. The grooves 124 are arranged side by side to form a plurality of ribs 125, thereby increasing the surface area of the heat sink 12 and greatly improving the heat dissipation effect. In addition, a layer of heat-dissipating paint can be applied on the surface of the heat sink 12 to enhance the heat dissipation effect.

The LED light board 13 is disposed on the top surface 121 of the heat sink 12 . The LED light board 13 has an LED light source 131 in the center thereof, and has a curved two conductive line 132 at the edge of the LED light board 13 . And the conductive lines 132 are electrically connected to the LED light source 131. The LED light source 131 has three positioning holes 133 around the LED light source 131, and has a lock on one of the corners of the LED light board 13 The fixing holes 134 are opposite to the fixing holes 122 of the heat sink 12 . Furthermore, the three positioning holes are equiangularly arranged with the LED light source 131 as a center, and the positioning holes are arranged at an equal angle of 120 degrees.

The pair of fixing screws 14 are sequentially passed through the locking holes 134 of the LED lamp board 13 and the fixing holes 122 of the heat sink 12, and finally locked to the fixing posts 11 of the base 11. The LED lamp board 13 and the heat sink 12 are locked to the base 11.

The optical lens 15 is a convex column-shaped structure made of a light-transmitting material, and has three positioning posts 151 and a receiving groove 152 at the bottom, and the top has a reflective curved surface 153, and the central portion of the receiving groove 152 Corresponding to the curved surface 153, there is a concentrating cup 154. The three positioning posts 151 are disposed around the accommodating groove 152, and the positioning posts 151 are equiangular with the concentrating cup 154 as a center. The positioning posts 151 are disposed at an equal angle of 120 degrees to be disposed in the positioning holes 133 of the LED lamp board 13. The center of the collecting cup 154 has a light emitting hole 1541 and is correspondingly received. The LED illumination source 131. And the LED light source 131 is located at the position of the collecting cup 154. Moreover, the reflective curved surface 153 of the optical lens 15 is an inverted umbrella structure that is concave in the center and gradually expands outward, and the tip end is corresponding to the position of the collecting cup 154, so that the collecting cup 154 is located in the collecting cup 154. The light emitted by the LED light source 131 is concentrated by the condensing of the reflective curved surface 153 to the periphery, and a part of the light is transmitted to the top surface via the reflective curved surface 153.

The collar 16 is a ring-shaped structure for being sleeved on the outside of the optical lens 15 , and the periphery of the collar 16 is provided with a plurality of bumps 161 and is latched on the heat sink 12 . In the buckle portion 1212, the collar 16 can be used to press the periphery of the optical lens 15 and fix it at the position of the heat sink 12.

The light-transmissive upper cover 17 is a bullet-shaped body made of a light-transmitting material, and is embedded in the recess 1211 of the heat-dissipating seat 12, and the opening outer wall of the light-transmissive upper cover 17 has a plurality of notches 171. In response to the position of the hook portion 1212, there is no problem of interference during assembly. It should be noted that the light transmissive cover 17 is a conical shell (as shown in FIG. 1) or a curved conical shell (as shown in FIG. 5), which can form water droplets after assembly. The shape or flaming shape design greatly enhances the aesthetics when used.

In summary, the candle lamp 1 of the present invention utilizes the optical lens 15 on the LED lamp board 12 to uniformly distribute the bright light emitted by the LED light source 131, and first collects light through the collecting cup 154, and then illuminates the light. The reflective arc surface 153 refracts a portion of the bright light to the periphery, and the other portion of the bright light is transmitted and emitted from the top of the optical lens 15 to be evenly projected onto the light-transmissive upper cover 17, so that the light is transmitted. The overall upper cover 17 exhibits a uniform brightening effect. The heat sink 12 is used to quickly dissipate the heat when the LED light panel 13 emits light, and the brightness of the LED light source 131 for a long time can be surely ensured, and the service life can be extended. In addition, the present invention adopts a two-stage assembly manner, wherein the heat dissipation seat 12 and the collar 16 are engaged with each other, and can be used for clamping the optical lens 15 for convenient assembly and stability, and the like. Carry out disassembly and repair work.

The above is only the preferred embodiment of the present invention, and is not intended to limit the scope of the practice of the present invention, such as the base, the heat sink and the material, shape or size of the light transmissive cover, Or the type or quantity of the LED light source, or the type of the power-on part, etc., are also in the scope of the present case; therefore, the person skilled in the art has the usual knowledge or is familiar with Equivalent variations and modifications of the present invention are intended to be included within the scope of the present invention without departing from the spirit and scope of the invention.

1. . . Candle light

11. . . Base

111. . . Power supply department

1111. . . wire

112. . . Opening

113. . . Socket

114. . . Fixed column

12. . . Heat sink

121. . . Top surface

1211. . . Insert slot

1212. . . Buckle

122. . . Fixed hole

123. . . perforation

124. . . Groove

125. . . Rib

13. . . LED light board

131. . . LED light source

132. . . Conductive line

133. . . Positioning hole

134. . . Locking hole

14. . . Fixing screw

15. . . optical lens

151. . . Positioning column

152. . . Locating slot

153. . . Reflective arc surface

154. . . Concentrating cup

1541. . . Illuminated hole

16. . . Collar

161. . . Bump

17. . . Light-transparent cover

171. . . gap

Figure 1 is a perspective view of a preferred embodiment of the present invention.

Figure 2 is an exploded perspective view of the front side of the preferred embodiment of the present invention.

Figure 3 is an exploded perspective view of the reverse side of a preferred embodiment of the present invention.

Figure 4 is a cross-sectional view of the preferred embodiment of the present invention assembled.

Figure 5 is a view showing another embodiment of the preferred embodiment of the present invention.

Figure 6 is a schematic view of light projection when used in accordance with a preferred embodiment of the present invention.

1. . . Candle light

11. . . Base

111. . . Power supply department

1111. . . wire

112. . . Opening

113. . . Socket

114. . . Fixed column

12. . . Heat sink

121. . . Top surface

1211. . . Insert slot

1212. . . Buckle

122. . . Fixed hole

123. . . perforation

124. . . Groove

125. . . Rib

13. . . LED light board

131. . . LED light source

132. . . Conductive line

133. . . Positioning hole

134. . . Locking hole

14. . . Fixing screw

15. . . optical lens

151. . . Positioning column

152. . . Locating slot

153. . . Reflective arc surface

154. . . Concentrating cup

1541. . . Illuminated hole

16. . . Collar

161. . . Bump

17. . . Light-transparent cover

171. . . gap

Claims (9)

A candle lamp comprising: a base having an electrical connection at one end and an opening at the other end, the outer portion of the opening forming a set of joints, and having at least one pair of fixing posts inside the opening; a heat sink seat is wrapped on the sleeve portion of the base, the heat sink seat has a top surface, and the top surface has at least one pair of fixing holes and a through hole, the top surface of the top surface has a groove and a plurality of a latching portion; an LED light panel disposed on the top surface of the heat sink; the LED light panel has at least one LED light source in the center thereof, and the LED light source has a plurality of positioning holes around the light source, and At least one pair of corners of the LED light board has a locking hole; at least one pair of fixing screws are sequentially passed through the locking holes of the LED light board, and the fixing holes of the heat sink seat are locked to the fixing hole An optical lens is disposed on the LED lamp board. The top of the optical lens has a reflective arc surface, and a receiving groove is formed at a bottom thereof, and the center of the receiving groove corresponds to a curved surface. And having a collecting cup, and the positioning groove has a plurality of positioning columns The LED light source is disposed in the positioning hole of the LED light board, and the LED light source is located at the position of the light collecting cup; a set of rings is sleeved on the optical lens, and the circumference of the collar is provided a plurality of bumps are latched in the latching portions of the heat sink to fix the position of the optical lens; and a light-transmissive cover is embedded on the heat sink, and the outer wall of the light-transmissive upper cover has A plurality of notches correspond to the position of the buckle portion. The candle lamp of claim 1, wherein the power receiving portion is of a thread type, and at least one pair of wires are disposed inside the power receiving portion, and the wires are electrically connected to the LED lamp panel. The candle lamp of claim 1, wherein the outer wall surface of the heat sink further has a plurality of grooves, and the grooves are arranged side by side to form a plurality of ribs. The candle lamp of claim 1, wherein the reflective curved surface of the optical lens is an inverted umbrella structure that is concave inwardly and gradually expands outward, and the tip end is corresponding to the collecting cup. position. The candle lamp of claim 1, wherein the center of the concentrating cup has an illuminating aperture corresponding to the LED illuminating source. The candle lamp of claim 1, wherein the LED lamp board has three positioning holes, and the positioning holes are equiangularly arranged with the LED light source as a center, the optical lens has three Positioning the columns, and the positioning columns are equiangularly arranged with the collecting cup as a center. The candle lamp of claim 6, wherein the positioning holes are disposed at an equal angle of 120 degrees, and the positioning posts are disposed at an equal angle of 120 degrees. The candle lamp of claim 1, wherein the light-transmissive upper cover is a conical shell. The candle lamp of claim 1, wherein the light-transmissive upper cover is a curved tapered casing.