CN203375215U - Lighting device - Google Patents

Abstract

The utility model provides a lighting device contains: a base, a cover, two conductive elements and a circuit substrate. The base comprises two opposite positioning parts and a pin fixing structure, and the cover body is positioned above the base and combined with the base. The conductive element is positioned in the base through the pin fixing structure. The circuit substrate is provided with two notches and comprises at least two light-emitting diode elements. When the circuit substrate is arranged on the base, the circuit substrate is clamped with the positioning parts through the notches respectively to position the circuit substrate, and the circuit substrate can be arranged between the conductive elements and is electrically connected.

Description

lighting device

technical field

The utility model relates to a lighting device, in particular to a lighting device using a light emitting diode as a light source.

Background technique

In order to keep a light in the room at night or when sleeping, night lights are often used as an alternative light source. Because the night light can be directly plugged into the socket, it is not only convenient to use but not limited by the fixed position, so it is widely used in ordinary families. favorite. However, it is known that most of the night lights use traditional tungsten bulbs as the light source. Because the tungsten bulbs will generate high temperature, the main body of the night light will also be affected by the high temperature, causing users to worry about being burned by mistaken touch. The filament light bulb is mainly made of glass. When the user replaces the damaged light bulb or moves the night light to a different position, the light bulb may break due to accidental collision. The safety of use is also to be tested. Therefore, it is known that the night light has Many above-listed shortcomings need to be improved.

In view of this, in order to improve the shortcomings of the known night light, the utility model provides a lighting device using light-emitting diodes as the light source, which retains the convenience of the known night light that can be set according to the position of the plug, and provides general consumers with self-service Moreover, the advantages of easy replacement of the LED light source, safety and convenience in use, are the goals that the industry is eager to achieve.

Utility model content

In order to solve the problems of the aforementioned known lighting devices, the utility model aims to provide a lighting device using light-emitting diodes as a light source, especially a lighting device that can be installed in a socket, and can be easily and easily replaced by itself. Lighting device with diode light source.

To achieve the above purpose, the utility model provides a lighting device, comprising: a base, a cover, two conductive elements and a circuit board. The base includes two opposite positioning parts and a pin fixing structure, and the cover is located above the base and combined with the base. The conductive element is positioned in the base via the pin fixing structure. The circuit substrate has two notches, and two opposite surfaces of the circuit substrate contain at least two light emitting diode elements. When the circuit substrate is installed on the base, the circuit substrate is respectively engaged with the positioning parts through the notches to position the circuit substrate, and the circuit substrate can be interposed between the conductive elements and electrically connected.

In order to make the above purpose, technical features and advantages more comprehensible, preferred embodiments are described in detail below with accompanying drawings.

Description of drawings

Fig. 1 is an exploded schematic view of the lighting device of the present invention.

Fig. 2 is a schematic diagram of the circuit substrate of the lighting device of the present invention.

Fig. 3 is a schematic diagram of the combination of the circuit substrate, the conductive element and the base of the lighting device of the present invention.

Fig. 4 is a schematic cross-sectional view of the base and conductive elements of the lighting device of the present invention.

FIG. 5A is an exploded schematic diagram of the first housing, the second housing and the conductive elements of the lighting device of the present invention.

FIG. 5B is an exploded view from another angle of FIG. 5A .

Symbol Description:

1 lighting device

100 base

101 First shell

101a first inner side wall

101b Outer wall

101c first end surface

102 second shell

102a Second inner wall

102c second end face

104 opening

110 Positioning Department

110a top

111 Groove

120 pin fixed structure

121 pin socket

122 bumps

123 Supporting part

130 opening

130a inner edge

140 Accommodating Department

140b inner bottom surface

151 The first engagement groove

152 Second locking groove

161 The first engaging hook

162 second snap hook

170 positioning groove

200 cover body

230 mouthpiece

230a outside

270 positioning protrusion

300 conductive elements

310 bending part

320 joint part

400 circuit board

401 notch

402 LED components

410 edge

412 surface

421 Luminous area

422 connection area

Detailed ways

The content of the present invention will be explained through the following examples. However, the description of the examples is only to explain the technical content of the present invention and its purpose and effect, rather than to directly limit the present invention. It should be noted that in the following embodiments and drawings, the components not directly related to the present utility model have been omitted and not shown; To limit the implementation ratio and size.

Please refer to FIG. 1 , which is an exploded schematic diagram of the lighting device of the present invention, which is used to represent the basic components of the lighting device of the present invention. In this embodiment, the lighting device 1 includes a base 100 , a cover 200 , two conductive elements 300 and a circuit substrate 400 , wherein the base 100 is used to carry the cover 200 , the conductive elements 300 and the circuit substrate 400 . The base 100 includes two opposite positioning portions 110 and a pin fixing structure 120. The positioning portion 110 is used to position the circuit board 400 in the base 100, and the pin fixing structure 120 is used to position the conductive element 300 in the base. 100. The cover 200 is located above the base 100 to be combined with the base 100 , and the cover 200 can be made of a translucent material. It should be noted that the conductive element 300 is a metal material, which is used to electrically connect with the socket of the external environment, so as to conduct power to the circuit substrate 400; and the circuit substrate 400 can replace the known night light because of the LED element. tungsten filament bulbs, and general consumers can also replace the circuit board 400 or the cover body 200 by themselves to change different lighting colors and brightness. The cover body 200 can be made of colorless and transparent material, and can also be selected from light-transmitting lampshade colors such as red, blue, brown, yellow, green, etc. The color of the lampshade is not limited to the aforementioned colors and can be selected according to Prepare the required color according to the actual demand.

Please refer to FIG. 2 , which is a schematic diagram of a circuit substrate 400 of the present invention. In this embodiment, the circuit substrate 400 has two notches 401 and includes at least two LED elements 402 , and the two notches 401 are respectively disposed on two opposite edges 410 of the circuit substrate 400 . It should be noted that the circuit substrate 400 is an electronic component and/or a printed circuit board provided with a conductive circuit. In order to distinguish the purpose of the circuit substrate 400, the circuit substrate 400 can define a light emitting area 421 and a connection area 422. The connection area 422 is located under the light emitting region 421 . In detail, in this embodiment, the light emitting diode element 402 is mainly disposed on the light emitting region 421, and the connection region 422 is used to electrically connect with the conductive element to conduct power to the light emitting diode element 402 of the light emitting region 421. . In addition, the notch 401 is just between the light emitting area 421 and the connection area 422 .

Although the utility model uses light-emitting diodes as light sources, through the special structural design of the notch 401 of the circuit substrate 400, it can still meet the needs of ordinary consumers to replace the light sources by themselves. As shown in FIG. 1 and FIG. 3 , FIG. 3 is a schematic diagram of the combination of the circuit substrate 400 and the base 100 of the present invention. When the circuit substrate 400 is installed on the base 100, the two notches 401 of the circuit substrate 400 respectively engage with the two positioning portions 110 of the base 100 to position the circuit substrate 400, and the circuit substrate 400 is suitable to be interposed between the two conductive elements. 300 and electrically connected.

Based on the above, please refer to FIG. 4 , which is a schematic cross-sectional view of the base 100 and the conductive element 300 of the present invention, so that the internal structure of the base 100 and the structure of the conductive element 300 can be clearly understood. In this embodiment, the base 100 can be divided into an opening 130 and an accommodating portion 140 below the opening 130 . The positioning portion 110 is disposed opposite to an inner edge 130 a of the opening portion 130 ; and the pin fixing structure 120 and the conductive element 300 are located in the accommodating portion 140 . It should be noted that, since FIG. 4 is a schematic cross-sectional view, it can only be used to illustrate a part of the structure of the pin fixing structure 120 of this embodiment, and the detailed structural position will be described through FIG. 3 .

It should be noted that the circuit substrate 400 is a flat plate structure. As shown in FIG. 3, only one LED element 402 can be provided on the two opposite surfaces 412 of the circuit substrate 400, so the circuit substrate 400 only needs two LED elements in total. 402, it can provide basic brightness and uniform lighting requirements. However, the number of light emitting diode elements is not limited to that shown in FIG. light, a green light or a blue light emitting diode.

The structure of the conductive element 300 is described here. Please refer to FIG. 3. In this embodiment, the conductive element 300 has a bent portion 310 and a joint portion 320, wherein the bent portion 310 is used to position the conductive element 300 on the base The pins of 100 fix the structure 120 , and the connector part 320 is used to electrically connect with the socket of the external environment. Therefore, the lighting device 1 of the present invention can be temporarily installed on a socket (not shown in the drawing), and can conduct power to the LED element 402 to emit light. It should be noted that, as shown in FIG. 3 , when the circuit substrate 400 is installed on the base 100 , the connection area 422 is located between the two bent portions 310 and is electrically connected.

The structure of the pin fixing structure 120 is described here, please refer to FIG. 3 . In this embodiment, the pin fixing structure 120 includes two pin slots 121, two protrusions 122 and two supporting parts 123, wherein the two protrusions 122 and the two pin slots 121 are located at the same position of the base, And the two protrusions 122 are interposed between the two pin slots 121 . The positions of the two supporting parts 123 are opposite to the positions of the two protrusions 122 and the two pin slots 121 , that is, the two supporting parts 123 are located in the other direction of the base. In this embodiment, part of the conductive element 300 is already located in the pin socket 121, and the bent portion 310 of the conductive element 300 can be clamped between the protrusion 122 and the supporting portion 123, so The structural design of the pin socket 121 , the bump 122 and the supporting portion 123 of the pin fixing structure 120 allows the conductive element 300 to be stably positioned in the base 100 even if the circuit board 400 is repeatedly inserted and removed from the base.

For the convenience of overall manufacturing, the base 100 of the present invention can be composed of a first shell 101 and a second shell 102 . As shown in FIGS. 5A and 5B , they are exploded schematic diagrams of the first casing 101 , the second casing 102 and the conductive element 300 of the lighting device of the present invention. Wherein, FIG. 5B is an exploded schematic view from another angle of FIG. 5A . Furthermore, when the first housing 101 and the second housing 102 move relatively in an opposite direction, the first housing 101 and the second housing 102 can be separated, and the conductive element 300 can also be removed from the base 100 move out.

According to the above paragraph, in this embodiment, since the base 100 can be divided into the first housing 101 and the second housing 102, the pin slots 121, the protrusions 122 and the supporting parts 123 of the pin fixing structure 120 The location configuration for is described here. As shown in FIGS. 5A and 5B , two protrusions 122 are interposed between two pin slots 121 ; two supporting portions 123 are located on the second housing 102 . Then please refer to FIG. 4 , the pin slots 121 and the protrusions 122 are disposed on a first inner side wall 101a of the first housing 101, and the supporting portion 123 is disposed on a second inner side wall 102a of the second housing 102. . In addition, as shown in FIG. 5B , an outer wall 101 b of the first casing 101 has two openings 104 , and the two openings 104 communicate with the two pin slots 121 respectively.

Therefore, when the front-end workers (not ordinary consumers) assemble the first housing, the second housing and the conductive element of the base, as shown in FIG. 5A and FIG. The slot 121 is inserted and moved toward the opening 104 , the bent portion 310 can abut against the protruding block 122 to position the conductive element 300 , and only a part of the joint portion 320 is exposed from the base 100 . Then when the first housing 101 and the second housing 102 are combined, the supporting portion 123 of the second housing 102 and the protrusion 122 of the first housing are in a direction opposite to each other, and at the same time clamp against the bending portion 310, Therefore, the bent portion 310 can be properly interposed between the protruding block 122 and the supporting portion 123 , so as to fix the conductive element 300 and complete the assembly of the base and the conductive element.

Here again, the positional relationship between the first housing 101 , the second housing 102 and the positioning part 110 will be described together. Please refer to FIG. 5A and 5B at the same time. In this embodiment, one of the positioning parts 110 is arranged on the first housing 101, the other positioning part 110 is arranged on the second housing 102, and the first housing 101 The positioning portion 110 is opposite to the positioning portion 110 of the second housing 102 . In addition, a top 110 a of each positioning portion 110 has a groove 111 for engaging with the notch 401 of the circuit substrate 400 .

Another advantage of the lighting device of the present invention is that when the first casing 101 and the second casing 102 are combined into the base 110 , no additional screws or tools are required for locking. Specifically described as follows, the base 100 may include two first engaging grooves 151 , at least one second engaging groove 152 , two first engaging hooks 161 and at least one second engaging hook 162 . The two first engaging grooves 151 are engaged with the two first engaging hooks 161 respectively, and the second engaging grooves 152 are engaged with the second engaging hooks 162 respectively. 4, the first engagement groove 151 and the first engagement hook 161 are located at the inner edge 130a of the opening 130, and the second engagement groove 152 and the second engagement hook 162 are located at the accommodating portion 140. An inner bottom surface 140b of . The first housing 101 and the second housing 102 of the base 100 are thus closely combined by the engagement of the above-mentioned engaging groove and the engaging hook. Therefore, although the base is not locked by screws, even if the user When grabbing the base from the left or the right and applying force to pull out the plug on the wall, the engaging grooves and engaging hooks of the opening 130 and the inner bottom surface 140b can still bear sufficient force.

Furthermore, if viewed from Figures 5A and 5B, in this embodiment, a first end surface 101c of the first housing 101 will be closely engaged with a second end surface 102c of the second housing 102 to form a combined Base 100. In this embodiment, the first engaging groove and the second engaging groove form inwardly recessed grooves near the first end surface of the first housing, and the first engaging hook and the second engaging hook Extending and protruding from the second end surface of the second housing to form a protruding hook. In detail, please refer to FIG. 5A and FIG. 4 together. The two first engaging grooves 151 are defined at the position of the inner edge 130a of the opening 130 and are oppositely arranged on the left and right sides of the first end surface 101c, while the second engaging grooves 151 The groove 152 is defined on an inner bottom surface 140b of the accommodating portion 140 and is close to the first end surface 101c; referring to FIG. 5B and FIG. On the left and right sides of the second end surface 102c, the second engaging hook 162 is defined on an inner bottom surface 140b of the accommodating portion 140 and extends outward to protrude from the second end surface 102c of the second casing.

It should be noted that the positions of the engaging grooves and the engaging hooks are not limited by the current drawings, and can also be arranged in reverse. It is conceivable by those skilled in the art that in another embodiment (not shown in the figure), the first hook and the second hook are modified to extend and protrude from the first shell The first end surface 101c of 101 forms a protruding hook, and the first engaging groove and the second engaging groove can be modified to form an inwardly recessed groove close to the second end surface 102c of the second housing 102 groove. For the rest of the detailed structure, those skilled in the art can refer to the content in the above paragraph and further deduce it, so I won't repeat it here.

Finally, please refer to FIG. 1 and FIG. 4 , the combination relationship between the base 100 and the cover 200 of the present invention will be described below. In this embodiment, the cover body 200 has a cover mouth 230 whose diameter is substantially smaller than the diameter of the opening 130 of the base 110 , wherein the base 100 includes at least two positioning grooves 170 located inside the opening 130 The edge 130a; the cover body 200 includes at least two positioning protrusions 270 located on the outer side 230a of the cover mouth 230 . The positioning protrusions 270 are matched with the positioning protrusions 270 through the positioning grooves 170 to combine the base 110 and the cover body 230 . As seen from FIGS. 5A and 5B , the first housing 101 and the second housing 102 are respectively provided with a positioning groove 170 , and the positioning groove 170 is located above the positioning portion 110 .

It should be noted that the positions of the positioning grooves and the positioning protrusions are not limited by the current drawing, and can also be arranged in reverse. It is conceivable for those skilled in the art that in another embodiment (not shown in the figure), the diameter of the mouth 230 of the cover 200 is substantially larger than the diameter of the opening 130 of the base 110 Size, so the opening 130 of the base 110 can be changed to set at least two positioning protrusions on the outer edge of the opening 130, and a cover opening 230 of the cover body 200 can be changed to set at least two positioning grooves on the inner side of the cover opening 230. That is, the first housing 101 and the second housing 102 are respectively modified with a positioning protrusion 270 , and the positioning protrusion 270 is located on the positioning portion 110 , which can also achieve the effect of combining the base and the cover.

To sum up, the lighting device of the present invention is characterized in that no matter the assembler at the front end or the general consumer, each component can be assembled directly and easily without using extra screws or tools. In addition, the lighting device of the present invention not only has the advantages of low energy consumption and long service life of the light emitting diode, but also the overall structure can still remain firm when the user replaces the light emitting diode element by himself, or plugs and unplugs the lighting device from a socket far away from the wall. .

The above-mentioned embodiments are only used to exemplify the implementation of the utility model and explain the technical features of the utility model, and are not used to limit the scope of protection of the utility model. Any changes or equivalence arrangements that can be easily accomplished by those skilled in the art all belong to the scope claimed by the utility model, and the protection scope of the utility model shall be determined by the claims.

Claims (20)

1. A lighting device, characterized in that it comprises: A base, including two relative positioning parts and a pin fixing structure; a cover, located above the base, combined with the base; two conductive elements positioned within the base via the pin fixing structure; and A circuit substrate has two notches and contains at least two light emitting diode elements; Wherein, when the circuit substrate is installed on the base, the circuit substrate is positioned by engaging with the two positioning parts respectively through the two notches, and the circuit substrate is suitable to be interposed between the two conductive elements and electrically connect. 2. The illuminating device according to claim 1, wherein the base is divided into an opening and a receiving portion located below the opening, and the two positioning portions are disposed opposite to an inner edge of the opening Above, the pin fixing structure and the two conductive elements are located in the accommodating portion. 3. The illuminating device as claimed in claim 1, wherein the two notches are respectively disposed on two opposite edges of the circuit substrate. 4. The lighting device according to claim 3, wherein the circuit substrate defines a light-emitting area and a connection area below the light-emitting area, the light-emitting diode element is located on the light-emitting area, and the two recesses are between Between the light-emitting area and the connecting area. 5. The lighting device according to claim 2, wherein the base is composed of a first shell and a second shell, and when the first shell and the second shell are combined by a When relatively moving in the opposite direction, the first casing and the second casing can be separated. 6. The lighting device according to claim 5, wherein one of the positioning parts is disposed on the first housing, and the other positioning part is disposed on the positioning part of the first housing relative to the positioning part. On the second housing, and a top of each positioning portion has a groove for engaging with the notch on the circuit substrate. 7. The lighting device according to claim 5, wherein the pin fixing structure comprises two pin slots, two protrusions and two supporting parts, and the two protrusions and the two pin slots are arranged on On a first inner side wall of the first housing, the two protrusions are interposed between the two pin slots, the two supporting parts are arranged on the second inner side wall of the second housing, and the An outer wall of the first housing has two openings, which communicate with the two pin slots respectively. 8. The lighting device according to claim 7, wherein each conductive element has a bent portion and a joint portion, when the joint portion of the conductive element is inserted from the pin slot and faces toward the opening When the position is moved, the bent portion can abut against the protrusion to position the conductive element, and part of the joint portion is exposed outside the base. 9. The illuminating device according to claim 8, wherein when the first housing and the second housing are combined to form the base, the bent portion is suitable for intervening between the protrusion and the bearing parts to secure the conductive element. 10 . The illuminating device as claimed in claim 9 , wherein when the circuit board is installed on the base, the connection area is between the bent portions of the two conductive elements and is electrically connected. 11 . 11. The lighting device according to claim 5, wherein the base further comprises two first engaging grooves, at least one second engaging groove, two first engaging hooks and at least one second engaging groove The two first engaging grooves are respectively engaged with the two first engaging hooks, and the at least one second engaging groove is correspondingly engaged with the at least one second engaging hook. 12. The lighting device according to claim 11, wherein the two first engaging grooves and the two first engaging hooks are located on the inner edge of the opening, the second engaging hooks and the second engaging hooks The two engaging grooves are located on an inner bottom surface of the accommodating portion. 13. The illuminating device as claimed in claim 11, wherein the first end surface of the first housing is closely connected with a second end surface of the second housing to form the base. 14. The lighting device according to claim 13, characterized in that, the two first engaging hooks and the second engaging hooks protrude from the second end surface of the second housing, and the two first engaging hooks The engaging groove and the second engaging groove are formed close to the first end surface of the first housing. 15. The lighting device according to claim 13, characterized in that, the first engaging hook and the second engaging hook protrude from the first end surface of the first casing, and the first engaging hook The engaging groove and the second engaging groove are formed close to the second end surface of the second housing. 16. The lighting device according to claim 2, wherein the base further comprises at least two positioning grooves located at the opening, and the cover comprises at least two positioning protrusions located at the cover A cover mouth, and the positioning groove cooperates with the positioning protrusion respectively to combine the base and the cover body. 17. The lighting device according to claim 2, wherein the base further comprises at least two positioning protrusions located on the opening, and the cover comprises at least two positioning grooves located on the cover A cover mouth, and the positioning groove cooperates with the positioning protrusion respectively to combine the base and the cover body. 18. The illuminating device as claimed in claim 1, wherein the cover body is made of a transparent, red, blue, green, brown, yellow or green translucent material. 19. The lighting device as claimed in claim 1, wherein the light emitting diode element can be a white light, a red light, a green light or a blue light light emitting diode. 20. The illuminating device as claimed in claim 4, wherein a light-emitting diode element is disposed on two opposite surfaces of the circuit substrate respectively.

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