TW201712272A - Connecting rod and lighting device using the same - Google Patents

Abstract

A connecting rod and a light device using the same are provided. The connecting rod includes an elongate body and an electric connector. The elongate body has a first end portion, a second end portion, a hiding surface and at least one supporting surface. The hiding surface and the at least one supporting surface surround an extending axis of the elongate body and are disposed between the first end portion and the second end portion. The area of the hiding surface is smaller than or equal to the area of any of the at least one supporting surface. The electric connector is disposed at the hiding surface and extends from the first end portion to the second end portion.

Description

Connecting rod and lamp for applying same

The invention relates to a connecting rod and a lamp used therefor, and in particular to a connecting rod with a transparent material and a lamp for applying the same.

With the advancement of lighting technology, all kinds of lamps and lanterns are constantly being updated. In addition to the function of lighting, the luminaire has the function of beautifying the environment. In order to enhance people's visual experience, the operators are dedicated to the design of various special-shaped lamps, in order to make the lamps can show special visual effects.

For example, the lampshade of the luminaire can be attached to the connecting rod of the transparent material such that the lampshade appears to be suspended in the air. However, the light-emitting elements in the lampshade still have to be powered by electrical connections such as wires in the connecting rod. As a result, the user will still see the wires in the connecting rod and greatly reduce the visual effect of the suspension.

The invention relates to a connecting rod and a lamp applying the same, which is advantageous The design of the electrical connection to the hidden surface makes the electrical connection less susceptible to detection. In this way, the lampshade can appear to be suspended in the air.

According to a first aspect of the invention, a connecting rod is proposed. The connecting rod includes an elongated body and an electrical connector. The elongated body has a first end, a second end, a hidden surface and at least one support surface. The hidden surface and the support surface extend around one of the elongated bodies and are located between the first end and the second end. The area of the hidden surface is less than or equal to the area of either of the support surfaces. The electrical connector is disposed on the hidden surface and extends from the first end to the second end.

According to a second aspect of the invention, a luminaire is proposed. The lamp comprises a lamp cover, a light-emitting element and a connecting rod. The light emitting element is disposed in the lamp cover. The connecting rod is connected to the lamp cover to support or suspend the lamp cover. The connecting rod includes an elongated body and an electrical connector. The elongated body has a first end, a second end, a hidden surface and at least one support surface. The hidden surface and the support surface extend around one of the elongated bodies and are located between the first end and the second end. The area of the hidden surface is less than or equal to the area of either of the support surfaces. The electrical connector is disposed on the hidden surface and extends from the first end to the second end.

In order to better understand the above and other aspects of the present invention, the preferred embodiments are described below, and in conjunction with the drawings, the detailed description is as follows:

100, 500‧‧‧ lamps

110, 510‧‧‧ lampshade

120‧‧‧Lighting elements

130, 230, 330, 430, 530‧‧‧ connecting rods

131, 231, 331, 431 ‧ ‧ long body

132, 232, 332, 432‧‧‧ electrical connectors

2, 2'‧‧‧ section line

C‧‧‧Center of Curvature

E1‧‧‧ first end

E2‧‧‧ second end

G0‧‧‧ Groove

R1‧‧‧ arc-shaped guide

S1‧‧‧ hidden face

S2‧‧‧ support surface

X1‧‧‧Extension shaft

Figures 1A to 1B show schematic views of the luminaire.

Fig. 2 is a cross-sectional view of the connecting rod of Fig. 1B taken along section line 2-2'.

Figure 3 is a cross-sectional view showing another embodiment of the connecting rod of Figure 1B taken along section line 2-2'.

Fig. 4 is a cross-sectional view showing still another embodiment of the connecting rod of Fig. 1B taken along section line 2-2'.

Fig. 5 is a cross-sectional view showing still another embodiment of the connecting rod of Fig. 1B along section line 2-2'.

FIG. 6 is a schematic view of a lamp of another embodiment.

Please refer to FIGS. 1A-1B for a schematic diagram of the luminaire 100. The luminaire 100 includes a lamp cover 110, a light-emitting element 120, and a connector 130. The light emitting element 120 is disposed in the globe 110. The material of the lampshade 110 is, for example, metal, plastic, wood or a combination thereof. The light emitting element 120 is, for example, a tungsten filament bulb, a fluorescent lamp, a halogen lamp, or an LED lamp. The connecting rod 130 is connected to the lamp cover 110 for supporting the lamp cover 110 on the table top, or suspending the lamp cover 110 to the ceiling or the wall.

The connecting rod 130 includes an elongated body 131 and an electrical connector 132. The material of the elongated body 131 is a transparent material, such as polymethylmethacrylate (PMMA), polystyrene (PS), polycarbonate (Polycarbonate, PC), acrylonitrile-butadiene. - Acrylonitrile Butadiene Styrene (ABS). The elongated body 131 is, for example, a three-sided cylinder, a tetrahedral cylinder, a multi-faceted cylinder, or an irregularly shaped cylinder. When the elongated body 131 is made of a transparent material, the lampshade 110 can be seen to be suspended in the air. Such a lamp With 100 special visual effects, it is quite suitable for installation in commercial or residential environments.

The electrical connector 132 is used to provide the power required by the light-emitting element 120. The material of the electrical connector 132 is, for example, metal or indium tin oxide (ITO). The electrical connector 132 can include two wires, such as a positive wire or a negative wire. The two wires can be placed in parallel or intertwined to form a twisted pair.

The elongated body 131 has a first end E1, a second end E2, a hidden surface S1 and at least one supporting surface S2. The hidden surface S1 and the support surface S2 extend around the axis X1 of one of the elongated bodies 131 and are located between the first end E1 and the second end E2. The area of the hidden surface S1 is smaller than or equal to the area of any of the support surfaces S2. The elongated body 131 may have a plurality of side surfaces, wherein the smallest of the side surfaces is defined as the hidden surface S1, and the remaining side surfaces are each defined as the support surface S2. If the side surface area of the elongated body 131 is the smallest, one of the smallest areas can be defined as the hidden surface S1, and the remaining side surfaces are defined as the support surface S2. If the areas of the side surfaces of the elongated body 131 are all the same, either side surface may be defined as a hidden surface S1, and the remaining side surfaces are each defined as a support surface S2. Further, the hidden surface 131 and the support surface S2 may be planar, curved or irregularly undulating surfaces.

Referring to Figure 2, there is shown a cross-sectional view of the connecting rod 130 of Figure 1B taken along section line 2-2'. As shown in Fig. 2, the number of support faces S2 is three. The area of the hidden surface S1 is smaller than the area of the support surface S2 on the left and right sides, and is equal to the area of the support surface S2 on the lower side. The electrical connector 132 is disposed on the hidden surface S1 and The first end E1 (shown in FIG. 1B) extends to the second end E2 (shown in FIG. 1B).

The area of the hidden surface S1 is small, and light is concentrated on the hidden surface S1. Therefore, the electrical connector 132 disposed on the hidden surface S1 is less likely to be perceived. As a result, the lampshade 110 can appear to be suspended in the air, and the electrical connector 132 is not easily found.

In one embodiment, the ratio of the total area of the hidden faces S1 to the total surface area of the elongate body 131 is less than 20%. The smaller the area of the hidden surface S1, the easier the light is concentrated on the hidden surface S1, and the hidden effect of the electrical connector 132 can be improved.

In one embodiment, the electrical connector 132 has a cross-section having a diameter of less than 1 mm. Under the requirements of safety regulations and electrical loads, the thinner electrical connectors 132 are less likely to be perceived.

As shown in FIG. 2, the elongated body 131 further has at least one groove G0. The groove G0 is located on the hidden surface S1, and the electrical connector 132 is disposed in the groove G0, so that the electrical connector 132 is stably disposed. Face S1.

As shown in FIG. 2, the two wires of the electrical connector 132 are disposed adjacent to the center of the hidden surface S1. The elongated body 131 of Fig. 2 is provided with two grooves G0 for accommodating the two wires, respectively. Although the second figure is exemplified by two grooves G0, in another embodiment, only one groove may be provided, and one twisted pair obtained by winding two wires with each other is disposed in the same concave. Inside the slot.

Referring to Figure 3, there is shown a cross-sectional view of another embodiment of the connecting rod of Figure 1B taken along section line 2-2'. . The elongated body 231 has at least one curved guide angle R1, the arcuate guide angle R1 is located at the edge of the hidden surface S1, and the electrical connection member 232 is disposed at a curvature center C of one of the arcuate guide angles R1. Since the curved lead angle R1 easily forms a dark band, the electrical connection member 232 disposed at the center of curvature C of the curved lead angle R1 is not easily perceived.

In another embodiment, a twisted pair of two wires of the electrical connector 232 intertwined with each other may be disposed together at a center of curvature C of the same arcuate guide angle R1.

Referring to Fig. 4, there is shown a cross-sectional view of still another embodiment of the connecting rod of Fig. 1B along section line 2-2'. The material of the electrical connector 332 is an indium tin oxide (ITO). The indium tin oxide is a transparent material, and even if the electrical connector 332 is directly disposed on the surface of the hidden surface S1, it is not easily noticeable.

Referring to Figure 5, there is shown a cross-sectional view of still another embodiment of the connecting rod of Figure 1B along section line 2-2'. When the material of the electrical connector 432 is indium tin oxide, the electrical connector 432 can be buried in the elongated body 431 to prevent the electrical connector 432 from being oxidized.

Please refer to FIG. 6 , which illustrates a schematic diagram of a lamp 500 of another embodiment. The connecting rod 530 of the luminaire 500 is coupled to the lamp cover 510 to support or suspend the lamp cover 510. Although the shape of the shade 510 of FIG. 6 is different from that of the shade 110 of FIGS. 1A-1B, the connecting rod 530 of FIG. 6 can adopt the design of the connecting rods 130, 230, 330, 430 of the above various embodiments. The shape of the lampshades 110, 510 is not intended to limit the scope of the invention.

The above embodiment is designed to be disposed on the hidden surface through the electrical connector. When the elongated body of the connecting rod is made of a transparent material, the electrical connector is not easily noticeable. In this way, the lampshade can appear to be suspended in the air.

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.

100‧‧‧Lights

110‧‧‧shade

120‧‧‧Lighting elements

130‧‧‧Connecting rod

131‧‧‧Long body

132‧‧‧Electrical connectors

E1‧‧‧ first end

E2‧‧‧ second end

S1‧‧‧ hidden face

S2‧‧‧ support surface

X1‧‧‧Extension shaft

Claims (10)

A connecting rod includes: an elongated body having a first end, a second end, a hidden surface and at least one supporting surface, the hidden surface and the at least one supporting surface extending around one of the elongated bodies The axis is located between the first end and the second end, the area of the hidden surface is less than or equal to the area of the at least one supporting surface; and an electrical connector is disposed on the hidden surface, and Extending from the first end to the second end. The connecting rod according to claim 1, wherein the elongated body further has an arcuate guiding angle, and the arc guiding angle is located at an edge of the hidden surface, and the electrical connecting member is disposed on the curved guiding The center of curvature of one of the corners. The connecting rod according to claim 1, wherein the electrical connecting member comprises two wires, the elongated body has two arcuate guiding angles, and the arc guiding angles are located at two edges of the hidden surface, The wires are respectively disposed at the center of curvature of the arcuate guide angles. The connecting rod of the first aspect of the invention, wherein the elongated body further has at least one groove, the groove is located on the hidden surface, and the electrical connector is disposed in the at least one groove. The connecting rod according to claim 1, wherein the electrical connecting member is made of Indium Tin Oxide (ITO), and the electrical connecting member is embedded in the elongated body. The connecting rod according to claim 1, wherein the electrical connecting member The material is made of Indium Tin Oxide (ITO), and the electrical connector is disposed on the surface of the hidden surface. The connecting rod according to claim 1, wherein the electrical connecting member has a cross section having a diameter of less than 1 mm. The connecting rod according to claim 1, wherein the material of the elongated body is a transparent material. The connecting rod according to claim 1, wherein the total area of the hidden surface accounts for less than 20% of the total surface area of the elongated body. A lamp comprising: a lamp cover; a light-emitting element disposed in the lamp cover; and a connecting rod according to any one of claims 1 to 9 connected to the lamp cover for supporting or suspending the lamp cover .