TWM449355U - Led light bulb having elastic conduction mechanism - Google Patents

Description

LED bulb with elastic guiding mechanism

This creation is about a light bulb, especially an LED light bulb with a flexible guiding mechanism.

Due to the advantages of easy installation of the light bulb, incandescent light bulbs are often used for night or indoor lighting, but incandescent light bulbs have the disadvantages of high power consumption and short service life; as for the light-emitting diode, LED ) It has the advantages of fast response, small size, low power consumption, low pollution, high reliability, and suitable mass production. Therefore, under the premise of pursuing energy conservation and environmental protection, LED bulbs (LED bulbs) gradually replace incandescent bulbs.

The conventional LED light bulb includes a socket having a receiving portion and a base connected to the socket, and the light-emitting module having the light-emitting diode is disposed in the receiving portion, and the power socket is arranged in the socket Turn to DC). The light emitting module is provided with two first electrode contacts, and the two first electrode contacts are electrically connected to a first set of connectors respectively; the upper end of the power converter is provided with two DC electrode contacts, and the power converter The lower end is provided with two AC electrode contacts, and the two DC electrode contacts are electrically connected to a first connecting member, and the two AC electrode contacts are electrically connected to a second connecting member respectively; There are two second electrode contacts. At this time, the two first connecting members at the upper end of the power converter can be electrically connected to the two first connecting members of the light emitting module; and the second connecting members at the lower end of the power converter can be used to resist Connected to the two second electrode contacts of the lamp cap, according to which the mains (alternating current) can be sent to the power converter via the lamp head, and the conversion of the power converter is used to convert the alternating current into direct current and supply power to the light emitting module, thereby achieving The purpose of lighting.

However, the connection between the AC electrode contact of the existing power converter and the second connecting member is soldering, thereby causing the following disadvantages: First, the steps of the soldering process are cumbersome, and it is easy to cause an increase in working time and assembly cost; Second, the power converter, the AC electrode contact and the second connector are prone to poor soldering. When the bulb is shaken or vibrated, the solder joint between them is easily separated, thereby forming an open circuit and completely impossible to illuminate.

Therefore, how to design a novel that can improve the above-mentioned conventional knowledge is a major topic that the creators of this case want to solve.

The purpose of the present invention is to provide an LED light bulb with an elastic guiding mechanism, which can be elastically abutted and electrically connected (ie, elastically guided) to the conductive sheet of the circuit board by the movable elastic arm system, and the guiding elastic arm is The elastic conductive abutting and electrical connection (ie, elastic conduction) can be simultaneously connected to the conductive ring of the lamp cap assembly, so that the conductive members can be elastically guided to the conductive sheet and the conductive ring without welding at all, so that the assembly is easy. The utility model saves the operation time, reduces the assembly cost and the labor cost, and is also because of the "elastic" guiding, so that the guiding state can not be loosened due to vibration or shaking.

To achieve the above objective, the present invention provides an LED light bulb having an elastic guiding mechanism, comprising: a socket; a lighting module disposed at one end of the socket; and a base assembly including a second end connected to the socket An insulating cylinder and a conductive ring fixed on the outside of the insulating cylinder, wherein the insulating cylinder is provided with a socket; a conductive component is disposed on the socket, the conductive component comprises a movable elastic arm and a guiding elastic arm connected to each other The conductive arm extends to the outside of the insulating cylinder while being elastically abutted and electrically connected to the conductive ring; and a power conversion module electrically connected to the light emitting module and the lamp assembly, the power The conversion module includes a circuit board provided with a conductive sheet, and the circuit board is inserted into the socket, and the movable elastic arm is elastically abutted and electrically connected to the conductive sheet of the circuit board.

Compared with the prior art, the present invention has the following effects: the conductive component can be elastically guided to the conductive sheet and the conductive ring, and does not need to be soldered at all, so the utility model has the advantages of easy assembly, saving operation time, reducing assembly cost and labor cost. Moreover, due to the "elastic" guiding, it has the effect of not releasing the guiding state due to vibration or shaking.

In order to further understand the features, features and technical contents of the present invention, please refer to the following detailed description of the present invention and the accompanying drawings, which are only for reference and description, and are not intended to limit the present invention.

The present invention provides an LED light bulb with an elastic guiding mechanism, which is used for screwing to a bulb holder (not shown in the figure) and is supplied with mains (alternating current), and then converted into direct current to be supplied to the lighting module. A plurality of LEDs in the lighting module are turned on for illumination. As shown in the first, eighth, and ninth figures, the LED light bulb of the present invention is disclosed, as shown in the second figure to reveal the conductive elements in the creation; and the third to seventh figures are to disclose the lamp assembly in the present creation.

Referring to the first figure, the LED bulb of the present invention comprises: a socket 1, a lighting module 2, a base assembly 3, a conductive component 33 and a power conversion module 4, preferably including a light. Cover 5. The heat dissipation column 11 is provided with a heat dissipation post 11 and a plurality of heat dissipation fins 12, and the heat dissipation fins 11 are further disposed outside the heat dissipation column 11 and the heat dissipation column 11 further has a through groove 111; A light-emitting module 2 (not shown) is disposed on the upper end of the socket 1. The mask 5 is also covered on the upper end of the socket 1 so that the light-emitting module 2 is covered by the mask 5 and the socket 1 Between the upper ends.

Referring to the third to seventh embodiments, the base assembly 3 is disposed at the lower end of the socket 1. The base assembly 3 includes an insulating cylinder 31 and a conductive ring 32, and preferably a conductive member 34. The insulating cylinder 31 is connected to the lower end of the socket. The conductive ring 32 is fixed to the outside of the insulating cylinder 31. The insulating cylinder 31 is provided with a socket 313. The conductive member 34 is disposed at the lowermost end of the base assembly 3.

In the present embodiment, the base assembly 3 further includes an insulating block 314. As shown in the seventh figure, the insulating block 314 is disposed on the bottom side 3135 of the socket 313 (see the fourth figure) and the inner bottom 322 of the conductive ring 32 (see Between the sixth figure), the lower end of the insulating block 314 protrudes from the lower end of the conductive ring 32, and the conductive member 34 is disposed at the lower end of the insulating block 314 to be exposed.

As shown in the second figure, the conductive element 33 (made of an elastic sheet made of a conductive material) is disposed on the socket 313. The conductive element 33 includes a movable elastic arm 333 and a guiding elastic arm 336 connected to each other. The guiding elastic arm 336 extends to the outside of the insulating cylinder 31 while being elastically abutted and electrically connected to the inner circumference 321 of the conductive ring 32 (see FIGS. 6 and 7), thereby having a mechanism of “elastic conduction”.

In this embodiment, the conductive element 33 further includes a base 331, the movable elastic arm 333 is connected to the base 331, and the guiding elastic arm 336 extends from the position of the base 331 away from the movable elastic arm 333, and the guiding elastic arm The 336 series extends between the insulating cylinder 31 and the conductive ring 32. Further, a bent portion 337 is further connected between the guiding elastic arm 336 and the base 331 to provide a bend between the guiding elastic arm 336 and the base 331. The angle of folding, as shown in the sixth figure, when the conductive ring 32 is sleeved outside the insulating cylinder 31, the guiding spring 336 elastically tilting the bending angle will be pressed by the conductive ring 32 to make the guiding The elastic piece 336 is elastically bent to be in a state of being flatly attached between the insulating cylinder 31 and the conductive ring 32. In addition, the base 331 of the conductive member 33 can also be clamped between the bottom side 3135 of the socket 313 and the insulating block 314 to be firmly fixed (see Figures 6 and 7).

In detail, the conductive member 33 further includes a fixed arm 332. The lower end of the fixed arm 332 and the lower end of the movable elastic arm 333 are respectively connected to the first side and the second side of the base 331 (as shown in the figure: the base 331 The two corresponding sides, the component symbol is not marked, and the guiding elastic arm 336 is from the third side of the base 331 (as shown, the base 331 is not labeled except for the first side and the second side. Component symbol) extends. The fixed arm 332 is fixed to the socket 313, and the movable elastic arm 333 further has a bow portion 334. The bow portion 334 is formed with a bump 335 for facilitating electrical conduction.

Referring to the first, eighth, and ninth diagrams, the power conversion module 4 is electrically connected between the light-emitting module 2 and the base assembly 3 to supply the converted DC power to the light-emitting module 2, and the power conversion module 4 The light-emitting modules 2 are electrically connected to each other in various possible ways. The power conversion module 4 includes a circuit board 41. The circuit board 41 is provided with a conductive piece 411. As shown in the figure, a part of the circuit board 41 is inserted into the cavity 310 of the insulating cylinder 31 (see the third figure), and the other part is inserted. In the above-mentioned through slot 111 (see the first figure), the power conversion module 4 and the light-emitting module 2 can be electrically connected to each other in a feasible manner via the through-channel 111. The circuit board 41 is correspondingly inserted into the socket 313 as shown in FIG. 3 via the receiving slot 310, and the movable elastic arm 333 is simultaneously elastically abutted and electrically connected to the conductive sheet 411 of the circuit board, thereby also having the elasticity. The mechanism of the connection between the circuit board 41 and the conductive ring 32 can be electrically connected to each other; and the circuit board 41 and the conductive member 34 are electrically connected to each other in various possible ways. In this embodiment, the circuit board 41 can be a hard circuit board, and the conductive sheet 411 is disposed on the hard circuit board in a flat manner, so that the circuit board 41 can be plugged and inserted into the socket 313 in a pluggable manner.

As shown in the fourth figure, in the embodiment, the socket 313 further defines a fixing slot 3132 and a movable channel 3133, and the movable channel 3133 is connected to the socket 313. Therefore, when the conductive element 33 is assembled, the fixed arm 332 is correspondingly fixed in the fixing groove 3132, and the movable elastic arm 333 is correspondingly inserted into the movable channel 3133, and the bow portion 334 is exposed (see the third figure). The movable elastic arm 333 can be elastically abutted and electrically connected to the conductive sheet 411 of the circuit board by the bow portion 334.

Referring to the fourth to sixth embodiments, a notch 3136 is defined in the lower edge of the insulating cylinder 31. The bent portion 337 of the guiding elastic arm 336 is adapted to be positioned corresponding to the position of the notch 3136 of the insulating cylinder 31. The conductive member 33 can be more stably fixed between the insulating cylinder 31 and the insulating block 314, thereby further ensuring that the conductive member 33 is not easily loosened, resulting in poor contact or even malfunction.

Referring to the third, eighth and ninth figures, the insulating cylinder 31 is formed with an inner peripheral wall 311 from the receiving groove 310, and the inner peripheral wall 311 is further provided with two guiding grooves 3111 corresponding to each other, and the two guiding grooves 3111 are When the circuit board 41 is inserted into the receiving slot 310, the two sides of the circuit board 41 are firstly inserted into the two guiding slots 3111, and then inserted into the receiving slot 310 according to the guiding of the two guiding slots 3111. Finally, the circuit The board 41 can be plugged into the socket 313.

Referring to the fifth to seventh embodiments, the conductive ring 32 of the cap assembly 3 has an inner peripheral surface 321 , and the guiding elastic arms 336 of the conductive member 33 are simultaneously elastically abutted and electrically connected to the inner peripheral surface 321 to By elastically abutting, the contact state is not loosened due to vibration or shaking, so that poor contact can be avoided.

In summary, the present invention has the following effects as compared with the prior art: the movable elastic arm 333 can simultaneously elastically abut and electrically connect (ie, elastically conduct) to the conductive sheet 411 of the circuit board 41, and The guiding elastic arm 336 can be elastically guided and electrically connected (ie, elastically connected) to the conductive ring 32 of the base assembly 3 so that the conductive member 33 can be elastically guided to the conductive sheet 411 and the conductive ring 32. It does not need to be welded at all, so it has the advantages of easy assembly, saving working time, reducing assembly cost and labor cost, and more because it is "elastic" guiding, so that the guiding state is not loosened due to vibration or shaking. efficacy.

In addition, the present invention has other functions: the base 331 can be clamped between the bottom side 3135 of the socket 313 and the insulating block 314, and the bent portion 337 of the guiding elastic arm 336 can also correspond to the card. Positioned in the position of the notch 3136 of the insulating cylinder 31, so that the conductive element 33 can be double-fixed between the insulating cylinder 31 and the insulating block 314, thereby further ensuring that the conductive element 33 is not easily loosened, resulting in poor contact, In the case of a fault, the guiding elastic arm 336 can be elastically guided to the inner circumferential surface 321 of the conductive ring 32, so that the guiding state is not loosened due to vibration or shaking, and the contact failure can be avoided. .

The above is only a preferred and feasible embodiment of the present invention, and thus does not limit the scope of the patent of the creation, and the equivalent structural changes that are made by using the present specification and the contents of the schema are all included in the creation. Within the scope of the rights, it is given to Chen Ming.

1‧‧‧ socket

11‧‧‧ Thermal column

111‧‧‧through slot

12‧‧‧ Heat sink fins

2‧‧‧Lighting module

3‧‧‧Light head assembly

31‧‧‧Insulation cylinder

310‧‧‧ 容容

311‧‧‧ inner wall

3111‧‧‧ Guide slot

313‧‧‧ socket

3132‧‧‧fixed slot

3133‧‧‧ activities channel

3135‧‧‧ bottom side

3136‧‧ ‧ gap

314‧‧‧Insulation block

32‧‧‧ Conductive ring

321‧‧‧ inner circumference

322‧‧‧ bottom bottom

33‧‧‧Conductive components

331‧‧‧Base

332‧‧‧Fixed Arm

333‧‧‧Active arm

334‧‧‧ bow

335‧‧‧Bumps

336‧‧‧guide arm

337‧‧‧ turning section

34‧‧‧Electrical parts

4‧‧‧Power Conversion Module

41‧‧‧ boards

411‧‧‧Conductor

412‧‧‧ convex plate

5‧‧‧Photomask

The first picture is a cross-sectional view of the creation.

The second figure is a perspective view of the conductive elements in the creation.

The third figure is a top perspective view of the lamp head assembly in the present creation.

The fourth figure is an exploded perspective view of the lamp head assembly in the creation.

The fifth picture is a partial combination of the lamp head assembly in the creation.

The sixth figure is a cross-sectional view of the fifth drawing according to the creation.

The seventh figure is a combined rear cross-sectional view of the creation according to the fifth figure.

The eighth picture is the large exploded view of the creation.

The ninth figure is a three-dimensional combination diagram according to the eighth figure of the creation.

1‧‧‧ socket

11‧‧‧ Thermal column

111‧‧‧through slot

12‧‧‧ Heat sink fins

2‧‧‧Lighting module

3‧‧‧Light head assembly

31‧‧‧Insulation cylinder

313‧‧‧ socket

314‧‧‧Insulation block

32‧‧‧ Conductive ring

33‧‧‧Conductive components

333‧‧‧Active arm

336‧‧‧guide arm

34‧‧‧Electrical parts

4‧‧‧Power Conversion Module

41‧‧‧ boards

411‧‧‧Conductor

5‧‧‧Photomask

Claims (11)

An LED light bulb with an elastic guiding mechanism, comprising:
a seat;
a light emitting module disposed at one end of the socket;
a lamp cap assembly comprising an insulating cylinder connected to the other end of the socket and a conductive ring fixed to the outside of the insulating cylinder, wherein the insulating cylinder is provided with a socket;
a conductive component is disposed on the socket, the conductive component includes a base connected to each other, a movable elastic arm and a guiding elastic arm, and the guiding elastic arm extends to the outside of the insulating cylinder while elastically abutting and electrical And the power conversion module is electrically connected to the light emitting module and the base assembly. The power conversion module includes a circuit board provided with a conductive sheet, and the circuit board is inserted into the socket. The movable elastic arm is simultaneously elastically abutted and electrically connected to the conductive sheet of the circuit board. The LED light bulb with an elastic guiding mechanism according to claim 1, wherein the conductive element further comprises a base, the movable elastic arm is connected to the base, and the guiding elastic arm is away from the movable elastic arm of the base The position extends, and the guiding elastic arm extends between the insulating cylinder and the conductive ring, and a bent portion is further connected between the guiding elastic arm and the base. The LED light bulb with an elastic guiding mechanism according to claim 2, wherein the insulating cylinder system has a notch, and the bent portion of the guiding elastic arm is positioned corresponding to the notch position of the insulating cylinder. The LED light bulb with an elastic guiding mechanism according to claim 1, wherein the base assembly further comprises an insulating block disposed between a bottom side of the socket and an inner bottom of the conductive ring, the conductive element The substrate is then clamped between the bottom side of the socket and the inner bottom of the conductive ring to be in a stable position. The LED light bulb with the elastic guiding mechanism of claim 1, wherein the conductive element further comprises a fixed arm, one end of the fixed arm and one end of the movable elastic arm are respectively connected to a first side of the base and A second side of the guiding elastic arm extends from a third side of the base, and the fixed arm is fixed to the socket. The LED light bulb with an elastic guiding mechanism according to claim 5, wherein the socket is provided with a fixing slot and a movable passage, and the fixing arm is correspondingly fixed in the fixing slot, and the movable elastic arm correspondingly extends into the activity. Inside the channel. The LED light bulb with an elastic guiding mechanism according to claim 1, wherein the movable elastic arm of the conductive element further has a bow portion, and the bow portion is simultaneously elastically abutted and electrically connected to the circuit board. Conductive sheet. The LED light bulb with an elastic guiding mechanism according to claim 1, wherein the conductive ring of the base assembly has an inner circumferential surface, and the guiding elastic arm of the conductive element is elastically abutted and electrically connected to The inner circumference. An LED light bulb having an elastic guiding mechanism according to claim 1, wherein the insulating cylinder system is formed with an inner peripheral wall, wherein the inner peripheral wall is provided with two guiding grooves corresponding to each other, and one of the two guiding grooves is connected to the The socket, the two sides of the circuit board are correspondingly embedded in the two guiding slots. The LED light bulb having the elastic guiding mechanism of claim 1 further includes a photomask covering the end of the socket, the light emitting module being covered by the photomask and the bearing Between the ends of the seat. The LED light bulb with an elastic guiding mechanism according to claim 1, wherein the socket is a heat sink, and comprises a heat dissipating post and a plurality of heat dissipating fins disposed on the heat dissipating post, the heat dissipating column having a pass The slot is electrically connected to the light conversion module and the light emitting module via the through slot.