TW201422966A - Lamp and manufacturing method thereof - Google Patents

Abstract

A lamp and the manufacturing method thereof are provided. The lamp comprises a socket and a light emitting module. The body of socket has a supporting surface and a heat sinking surface. The supporting surface has two relative long edges. The heat sinking surface are connected to two long edges of the supporting surface, and a hollow cavity are formed between the heat sinking surface and the supporting surface. The supporting surface further comprises a first side wall and a second side wall. The supporting surface, the first side wall and the second side wall define a groove. The light emitting module comprises a substrate and a plurality of light emitting unit. The substrate is disposed on the supporting surface in the groove, and bilateral edges of the substrate is closed contacted with the extending portions of the first side wall and the second side wall, respectively.

Description

Lamp and its manufacturing method

The invention relates to a luminaire and a manufacturing method thereof, in particular to a luminaire capable of stably fixing a lamp holder and a illuminating element and a manufacturing method thereof.

A typical luminaire includes a illuminating module and a lamp holder carrying the illuminating module. In the current technology, the adhesive is combined with the light-emitting module and the lamp holder, but the combination is not stable. When the adhesive is unevenly coated, the plate warping often occurs, and even the light-emitting module is loosened or peeled off, resulting in permanent Sexual damage. In addition, the dispensing method is prone to spillage and contamination, and additional cleaning operations are required, or the combined lamps need to wait for the glue to dry, which lengthens the assembly time of the lamps.

Therefore, how to provide a lamp capable of stably fixing the light-emitting module and the lamp holder is one of the subjects of the related industry.

The invention relates to a lamp and a manufacturing method thereof, which can make a light-emitting module tightly coupled with a lamp holder by a groove formed on a lamp socket.

According to an embodiment of the invention, a light fixture is provided, including a lamp socket and a light emitting module. The body of the lamp holder has a bearing surface and a heat dissipation surface. The bearing surface has opposite two long sides, and the heat dissipating surface is joined to the two long sides of the bearing surface, and the hollow cavity is formed between the bearing surface and the heat dissipating surface. The bearing surface further includes a first side wall and a second side wall. The first side wall includes a vertical portion of the first side wall perpendicular to the bearing surface and a second direction from the end of the vertical portion of the first side wall to the second bearing surface The first side wall extension of the side wall extends. The second side wall includes a second side wall vertical portion perpendicular to the bearing surface and a second side wall extension extending from the second side wall vertical portion end toward the first side wall in a direction parallel to the bearing surface. The bearing surface defines a groove with the first side wall and the second side wall. The light emitting module includes a substrate and a plurality of light emitting elements on the substrate. The substrate is disposed on the bearing surface in the trench, and the two side edges of the substrate are in close contact with the inner side surfaces of the first side wall extension and the second side wall extension, respectively.

According to another embodiment of the present invention, a method for manufacturing a luminaire is provided, comprising providing a lamp holder, the body of the lamp holder having a bearing surface and a heat dissipating surface, the bearing surface having opposite two long sides, and the heat dissipating surface being coupled to the bearing surface a long side, and a hollow cavity formed between the bearing surface and the heat dissipating surface, the bearing surface further comprising a first side wall and a second side wall, the first side wall comprising a vertical portion of the first side wall perpendicular to the bearing surface and a vertical wall end portion of the one side wall extends in a direction parallel to the bearing surface toward the second side wall, and the second side wall includes a vertical portion of the second side wall perpendicular to the bearing surface and the second side wall a second side wall extending portion extending toward the first side wall in a direction of the parallel bearing surface, the bearing surface defining a groove with the first side wall and the second side wall; and the light emitting module is provided a substrate and a plurality of light-emitting elements on the substrate; placing the light-emitting module on the bearing surface in the groove such that both side edges of the substrate and the inner side surface of the first side wall extension and the second side wall extension Close contact; and formation of plural At both sides of the contact portion of the first convex portion extending in a first sidewall and a second sidewall extension portion of the substrate, the first convex portion-based light-emitting module is embedded in the substrate, so that the light-emitting module is fixed to the groove.

In order to better understand the above and other aspects of the present invention, the following The preferred embodiment is described in detail with reference to the accompanying drawings, as follows:

FIG. 1 is an exploded perspective view of a lamp according to an embodiment of the invention. Fig. 2 is a cross-sectional view showing the combination of the lamps of Fig. 1. Referring to FIG. 1 and FIG. 2 simultaneously, the lamp 10 includes a lamp holder 100 and a lighting module 200. The lamp holder 100 includes a body 110, a first side wall 120 and a second side wall 130, and the three constitute a groove 150. The light emitting module 200 is disposed on the bearing surface 111 of the body 110 and is tightly coupled to the socket by the groove 150.

The body of the socket 110 has a bearing surface 111 and a heat dissipation surface 112. The bearing surface is used to carry the light emitting module 200, and the heat dissipating surface is used to derive the heat generated by the light emitting module 200. The bearing surface 111 has opposite long sides 111a (in order to make the drawing simpler, only one of which is shown in FIG. 1), and the heat dissipating surface 112 is joined to the two long sides 111a, and the hollow cavity 113 is formed to enhance the heat conduction effect. In an embodiment, the heat dissipation surface may further have a plurality of heat dissipation structures to increase the area of the heat dissipation surface. The heat dissipation structure in this example is represented by fins, but it is not limited thereto, and can be changed according to actual application requirements.

The first side wall 120 is disposed on one side of the long side 111a of the bearing surface 111 and disposed opposite to the heat dissipating surface 112. The first side wall 120 includes a first side wall vertical portion 121 and a first side wall extension portion 122. The first side wall vertical portion 121 is perpendicular to the bearing surface 111, and the first side wall extending portion 122 is opposite to the other side of the bearing surface 111 from the end of the first side wall vertical portion 121 in the direction of the parallel bearing surface 111. It is the direction in which the second side wall 130 extends. The bearing surface 111, the first side wall vertical portion 121, and the first side wall extending portion 122 constitute a space 140.

Similarly, the second side wall 130 is disposed on the other long side 111a of the carrying surface 111 and disposed opposite to the heat dissipating surface 112. The second side wall 130 includes a second side wall vertical portion 131 and a second side wall extension portion 132. The second side wall vertical portion 131 is perpendicular to the bearing surface 111, and the second side wall extending portion 132 extends from the end of the second side wall vertical portion 131 in the direction of the parallel bearing surface 111 toward the first side wall 120. The bearing surface 111, the second side wall vertical portion 131 and the second side wall extension 132 also constitute a space 140. The bearing surface 111 , the first sidewall 120 and the second sidewall 130 form a groove 150 on the body 110 of the socket 100 .

The light emitting module 200 includes a substrate 210 and a plurality of light emitting elements 220. The light-emitting element 220 is disposed on the substrate 210, which is, for example, an elongated light source or other suitable light source. In this embodiment, a light-emitting diode is representative. The substrate 210 is disposed in the trench 150 of the socket 100 and is in close contact with the bearing surface 111. One of the two side edges 211 of the substrate 210 is located in the space 140 formed by the first side wall vertical portion 121, the first side wall extension portion 122, and the bearing surface 111. Similarly, the other side of the two sides of the substrate 210 is located in the second side wall vertical portion 131, the second side wall extension 132, and another space 140 formed by the bearing surface. Therefore, the two side edges 211 of the substrate 210 can be in close contact with the inner side surfaces of the first side wall extending portion 122 and the second side wall extending portion 132 respectively, so that the light emitting module 200 and the lamp holder 100 are fixed.

In one embodiment, the luminaire 10 further includes a lamp cover (not shown) fixed on the lamp holder 100 and above the light-emitting direction of the illuminating element 220 for protecting the illuminating element or guiding the light emitted by the illuminating element.

In one embodiment, the light emitting module 200 is fixed in the trench by a fixing mechanism. Referring to Figure 1, the fixing mechanism is, for example, located on the first side wall. A plurality of first protrusion structures 160 of the extension 122 and the second sidewall extension 132. In addition, on both side edges 211 of the substrate 210, there are also a plurality of recess structures 260, and the positions of the first protrusion structures 160 and the recess structures 260 correspond to each other. Referring to FIG. 2 , when the lamp holder 100 is combined with the light-emitting module 200 , the first protrusion structure 160 and the recess structure 260 are embedded with each other, so that the light-emitting module 200 is fixed in the groove 150 .

An embodiment of a method of manufacturing a luminaire will be presented below in the third to fifth figures.

Please refer to FIG. 3 , the lamp holder 100 and the light-emitting module 200 are provided. The lamp holder 100 and the light-emitting module 200 are the same as the lamp holders and the light-emitting module described in the above-mentioned first to second embodiments, and are not described herein again. . Then, as shown in FIG. 3, the light-emitting module 200 is placed on the bearing surface 111 in the trench 150 such that one side of the two side edges 211 of the substrate 210 is placed in the first sidewall vertical portion 121 and the first side. In the space 140 formed by the wall extending portion 122 and the bearing surface 111, the other side of the two side edges 211 is inserted into the second side wall vertical portion 131, the second side wall extending portion 132 and the other space 140 formed by the bearing surface. The side edges 211 of the substrate 210 are in close contact with the inner side surfaces of the first side wall extensions 122 and the second side wall extensions 132.

Then, as shown in Fig. 4A, a drum 300 is provided. The surface of the drum 300 has a plurality of second protrusion structures 310.

Then, as shown in FIG. 4B, the surface of the first side wall extension 122 and the second side wall extension 132 is pressed by the drum 300, so that the second protrusion structures 310 are transferred and on the first side. The wall extension 122 and the second side wall extension 132 form a plurality of first protrusion structures 160, as shown in FIG. The first recess structure 160 further presses the surface of the two sides 211 of the substrate And forming a plurality of recess structures 260 that are fitted to the first protrusion structures 160.

In this embodiment, a plurality of convex portions and concave portion fixing structures are sequentially formed by pressing the rollers, thereby reinforcing the fixing of the light-emitting module and the lamp holder, but the invention is not limited thereto. In other embodiments, all of the fixed structures may be formed at one time using, for example, a flat pressure device.

By forming a fixed structure on the side wall of the lamp holder, the light-emitting module of the lamp of the invention can be firmly fixed on the lamp holder without adhesive, which not only reduces the production cost, but also does not need to wait for the drying time of the glue. Increased production speed.

In conclusion, the present invention has been disclosed in the above preferred embodiments, and is not intended to limit the present invention. A person skilled in the art can make various changes and modifications without departing from the spirit and scope of the invention. Therefore, the scope of the invention is defined by the scope of the appended claims.

10‧‧‧Lighting

100‧‧‧ lamp holder

110‧‧‧ body

111‧‧‧ bearing surface

111a‧‧‧Long side

112‧‧‧heat surface

113‧‧‧ cavity

120‧‧‧First side wall

121‧‧‧The vertical part of the first side wall

122‧‧‧First side wall extension

130‧‧‧Second side wall

131‧‧‧Second side wall vertical section

132‧‧‧Second side wall extension

140‧‧‧ space

150‧‧‧ trench

160‧‧‧First convex structure

200‧‧‧Lighting module

210‧‧‧Substrate

211‧‧‧ edge

220‧‧‧Lighting elements

260‧‧‧ recess structure

300‧‧‧Rollers

310‧‧‧Second recess structure

FIG. 1 is an exploded perspective view of a lamp according to an embodiment of the invention.

Fig. 2 is a cross-sectional view showing the combination of the lamps of Fig. 1.

3 to 5 illustrate a method of manufacturing a luminaire according to an embodiment of the present invention.

10‧‧‧Lighting

100‧‧‧ lamp holder

110‧‧‧ body

111‧‧‧ bearing surface

111a‧‧‧Long side

112‧‧‧heat surface

113‧‧‧ cavity

120‧‧‧First side wall

121‧‧‧The vertical part of the first side wall

122‧‧‧First side wall extension

130‧‧‧Second side wall

131‧‧‧Second side wall vertical section

132‧‧‧Second side wall extension

140‧‧‧ space

150‧‧‧ trench

160‧‧‧First convex structure

200‧‧‧Lighting module

210‧‧‧Substrate

211‧‧‧ edge

220‧‧‧Lighting elements

260‧‧‧ recess structure

Claims (13)

A lamp includes: a lamp holder, the lamp holder includes: a body having a bearing surface and a heat dissipating surface, the bearing surface having opposite two long sides, the heat dissipating surface being coupled to the two long sides of the bearing surface, And forming a hollow cavity between the bearing surface and the heat dissipating surface, wherein the bearing surface further comprises a first side wall and a second side wall, the first side wall comprising a first side perpendicular to the bearing surface a wall vertical portion and a first side wall extension extending from the first side wall vertical portion end toward the second side wall in a direction parallel to the bearing surface, and the second side wall includes a vertical direction of the bearing surface a second side wall vertical portion and a second side wall extension extending from the first side wall vertical portion end toward the first side wall in a direction parallel to the bearing surface, the bearing surface and the first side wall And the second side wall defines a trench; and a light emitting module, comprising: a substrate disposed on the bearing surface in the trench, and the two sides of the substrate and the first sidewall extension respectively And the inner side surface of the second side wall extension is in close contact; a plurality of light-emitting elements, On the substrate. The luminaire of claim 1, wherein the illuminating module is fixed in the groove by a fixing mechanism. The luminaire of claim 2, wherein the fixing mechanism is a plurality of convex portions, respectively located at the first side wall extension and the second side wall extension contacting the substrate, and The substrate corresponds to the convex The portion of the structure has a plurality of recess structures respectively embedded in the protrusion structures, so that the light-emitting module is fixed in the groove because each of the protrusion structures and the recess structures are embedded with each other. The luminaire of any one of claims 1 to 3, wherein the heat dissipating surface has a plurality of heat dissipating structures. The luminaire of claim 4, wherein the heat dissipation structures are heat dissipation fins. The luminaire of claim 5, wherein the illuminating elements are illuminating diodes. The luminaire of claim 6, further comprising a lamp cover fixed to the lamp holder and located above the light emitting direction of the illuminating element. A lamp manufacturing method includes the following steps: providing a lamp holder, the lamp holder comprising: a body having a bearing surface and a heat dissipating surface, the bearing surface having opposite two long sides, the heat dissipating surface being coupled to the bearing surface Forming a hollow body between the bearing surface and the heat dissipating surface, wherein the bearing surface further includes a first side wall and a second side wall, and the heat dissipating surface is not disposed on the bearing surface One side, the first side wall includes a vertical portion of the first side wall perpendicular to the one of the bearing surfaces and a first portion extending from the end portion of the vertical portion of the first side wall to the second side wall in a direction parallel to the bearing surface a side wall extension, and the second side wall includes a vertical portion perpendicular to the second side wall of the bearing surface and a vertical portion from the second side wall toward the first side wall in a direction parallel to the bearing surface Extending a second side wall extension portion, the bearing surface defining a groove with the first side wall and the second side wall; Providing a light emitting module, the light emitting module comprising: a substrate; and a plurality of light emitting elements disposed on the substrate; the light emitting module is placed on the bearing surface in the trench such that both sides of the substrate And respectively contacting the first side wall extension portion and the inner side surface of the second side wall extension portion; and forming a plurality of first protrusion portions on the first side wall extension portion and the second side wall extension portion and the substrate Where the two sides are in contact, the first protrusions are embedded in the substrate of the light emitting module, so that the light emitting module is fixed in the groove. The method of manufacturing the luminaire of claim 8, wherein the method of forming the first protrusions comprises the steps of: providing a roller having a plurality of second protrusions; the roller being at the first The sidewall extension and the surface of the second sidewall extension are pressed such that the second protrusions are transferred and contact the two sides of the substrate at the first sidewall extension and the second sidewall extension The first protrusions are formed, and the protrusions are further pressed against the surface of the substrate to form a plurality of recesses that are fitted to the protrusions. The method of manufacturing a luminaire according to claim 9, wherein the heat dissipating surface has a plurality of heat dissipating structures. The method of manufacturing a luminaire according to claim 10, wherein the heat dissipation structures are heat dissipation fins. The method of manufacturing a luminaire according to claim 11, wherein the illuminating elements are illuminating diodes. Luminaire system as claimed in any one of claims 8 to 12 The method further includes fixing a light cover to the lamp holder, wherein the lamp cover is positioned above the light emitting direction of the light emitting element.