TWM470213U - LED lamp, LED bulb and electrical connector - Google Patents

Description

LED tube, LED bulb and its electrical connector

The present invention is an electrical connector, especially an electrical connector disposed in an LED lamp and an LED bulb.

Electric lights are important equipment for humans to obtain light sources at night. Traditional electric lamps consume more electric energy when they are used. Therefore, there is a light-emitting diode (LED) electric lamp in the prior art, which uses LEDs. Producing a light source consumes less power than conventional electric lights, and is consistent with the concept of energy saving and sustainable operation.

However, the current LED lamp structure design relies on manual welding to complete the assembly. Taking the LED lamp tube as an example, the power pin of the LED lamp tube two-end lamp cap should be welded to the LED lamp tube by manual welding. Corresponding power contacts on the circuit board with power supply, especially for LED tube with small diameter, are inconvenient, slowing down assembly and production speed. Therefore, the existing LED electric lamps still need to rely on manual welding, and cannot be replaced by automated machines. Due to this limitation, LED electric lamps cannot be produced quickly and in large quantities.

In view of this, the main object of the present invention is to provide an LED lamp tube, an LED bulb and an electrical connector thereof, wherein the electrical connector is soldered to a circuit board having a power supply in the LED tube by surface adhesion technology or The LED circuit board of the LED bulb is connected in a plugging manner so that the power pin can be connected to the circuit board or the LED circuit substrate without manual welding, and the assembly is automated and fast. The purpose of production.

In order to achieve the above object, the technical means adopted by the present invention is such that the electrical connector comprises: an insulating outer casing which is hollow and forms an elongated opening in an outer side wall; and two conductive elements respectively disposed on the insulating The outer casing is located on opposite sides of the elongated opening; wherein each of the conductive elements protrudes toward the opening side with a reed, and the two conductive elements respectively form a solder pad outwardly toward an outer side wall of the insulating outer casing. The outer side wall.

In addition, in order to achieve the above object, the present invention also adopts another technical means, such that an LED tube comprises: a tube, which is a hollow tube body, and has an opening at each end, and the tube is internally inserted a circuit board with a power supply and an LED light bar; wherein a circuit board with a power supply is connected to the LED light bar circuit to provide power to the LED light bar; the two light caps are respectively set on the light The two ends of the tube have an elastic piece and two power pins, the elastic piece is connected to the two power pins, and a power pin is protruded toward one side of the lamp tube opening; and two electrical connectors are respectively soldered to the load a power contact at both ends of the circuit board of the power supply, wherein each of the electrical connectors comprises: an insulating outer casing, which is hollow, and forms an elongated opening toward an outer side wall of the lamp cap; the two conductive elements are respectively set In the insulative housing, and on opposite sides of the elongated opening; wherein each of the conductive elements protrudes toward a side of the opening with a reed to sandwich a power pin corresponding to the lamp cap, and the two conductive elements face the insulative housing Among them Outwardly through the outer side wall forming a pad on the outer wall, it has to be welded to the carrier board power contact of the power supply.

In order to achieve the above object, the present invention can adopt another technical means, such that an LED bulb comprises: a lamp housing, a power board is disposed therein, and an LED circuit substrate is disposed in the upper opening, and the upper opening outer cover is disposed The LED circuit substrate is formed with a through hole for aligning a power pin of the power board, and a conductive layer is formed on opposite sides of the power pin; and an electrical connector is soldered to the The power supply contact of the LED circuit substrate comprises: an insulating outer casing which is hollow and forms an elongated opening on an outer side wall to align the perforation of the circuit substrate; the two conductive elements are respectively disposed on the The insulating members are respectively located on opposite sides of the elongated opening; wherein each of the conductive elements protrudes toward a side of the opening with a reed to sandwich the power pin of the power board, and the two conductive elements face the insulating housing One of the outer sidewalls outwardly forms a solder pad on the outer sidewall for soldering to the power contact of the LED circuit substrate.

The electrical connector, the LED tube and the LED bulb formed by the above structure are simple in structure, and when the LED tube is assembled, the pad of the electrical connector is provided by Surface Mount Technology and The circuit board of the power supply is soldered. This process can be directly welded and assembled by using an automated machine without manual work. Therefore, when assembling the LED tube, the LED lamp can be assembled in a large amount and quickly; in the LED tube, the lamp cap The power pin of the shrapnel is directly inserted into the elongated opening of the insulative housing of the electrical connector, and the reed of the two conductive elements is disposed in the elongate opening to sandwich the power pin. When the LED tube is in use, an AC power source flows through the power pin and the shrapnel of the lamp cap at both ends of the LED lamp tube to the two conductive elements of the electrical connector, and further flows the AC power source to the power source. The circuit board of the supplier converts the alternating current into a direct current power source, and then inputs the direct current element to the LED light bar, and the LED light bar emits the light source.

In addition, the pad of the electrical connector of the LED bulb is also soldered to the LED circuit substrate by surface adhesion technology, and the power pin of the power board is inserted into the elongated opening of the LED circuit substrate, and directly connected to the electrical connector. The reeds of the two conductive elements are clamped, so that when the LED bulb is assembled, it can also be produced in a large amount and quickly. When the LED bulb is in use, the conductive layer of the power supply through the conductive layer of the power pin is input to the corresponding conductive component of the electrical connector, and further input to the LED circuit substrate, so that the LED light source The plurality of LEDs on the LED circuit substrate are energized to emit light, and the DC power source is led out via another conductive element and a conductive layer on the other side of the power pin.

The technical means adopted by the present invention for achieving a predetermined new purpose are further explained below in conjunction with the drawings and the preferred embodiment of the present invention.

Referring to FIG. 1 , the electrical connector 10 of the present invention includes an insulative housing 11 and two conductive elements 12 .

The insulating housing 11 is hollow and forms an elongated opening 111 in an outer sidewall.

The two conductive elements 12 are respectively disposed in the insulating housing 11 and disposed on opposite sides of the elongated opening 111. Each of the conductive elements 12 protrudes from the side of the elongated opening 111 with at least one reed 121, and the two conductive elements 12 are outwardly formed with a soldering pad 122 on the outer side wall of the insulating outer casing 11. . In the preferred embodiment, the two solder pads 122 of the two conductive elements 12 and the elongated opening 111 are formed on the same outer sidewall. The at least one spring 121 of the two conductive elements 12 is a reed 121. And two reeds 121.

As shown in FIG. 2, the elongated opening 111 of the insulative housing 11 further extends through another opposing outer sidewall of the outer sidewall of which it is formed, and the other opposing outer sidewall is formed with another elongated opening 112. The two conductive elements 12 further extend outwardly toward the other outer sidewall of the insulating housing to form another solder pad 123 on the other outer sidewall. In the preferred embodiment, the outer sidewall formed by the other pad 123 is adjacent to and perpendicular to the sidewall formed with the elongated opening 111.

In addition, as shown in FIG. 3, the LED tube of the present invention comprises a lamp tube 20, a circuit board 30 provided with a power supply (not shown), two lamp caps 40 and two electrical connectors 10 as described above.

The lamp tube 20 is a hollow tube body, and has an opening at each end thereof, and the circuit board 30 and an LED strip 301 are inserted therein.

As shown in FIG. 4 , the two caps 40 are respectively disposed at two ends of the lamp tube 20 , and respectively have a spring piece 41 and two power pin 42 . Each of the lamp caps 40 is respectively provided with two through holes 43 , and the elastic piece 41 is also provided with two through holes 411 . Each of the elastic pieces 41 is respectively connected to the corresponding two power pin 42 , and a power pin 412 protrudes toward one surface of the opening of the lamp tube 20 . Each of the elastic pieces 41 is respectively attached to the corresponding lamp cap 40, and the two through holes 411 of the elastic pieces 41 correspond to the two through holes 43 of the corresponding lamp cap 40. The power pins 42 are respectively penetrated and fixed in the through holes 411 of the corresponding elastic pieces 41 and the through holes 43 of the corresponding lamp caps 40.

Referring to FIG. 3, FIG. 5 and FIG. 6, the two electrical connectors 10 are respectively soldered to the power contacts 31 at both ends of the circuit board 30. When the two caps 40 are respectively disposed at the two ends of the lamp tube 20, the power pin 412 of the elastic piece 41 directly penetrates the elongated opening 111 of the electrical connector 10, so that the power pin 412 is sandwiched between the two pins Between the reeds 121 of the two conductive elements 12. The solder pad 123 of the electrical connector 10 is soldered to the power contact 31 of the circuit board 30 by using Surface Mount Technology. This technology can be completely replaced by an automated machine without relying on manual work, so the LED is manufactured. When the lamp is used, it can be mass-produced and quickly automated.

When the LED tube is in use, an AC power source flows through the power pin 42 of the lamp cap 40 at both ends of the LED tube, and the AC power source flows into the conductive element 12 via the elastic piece 41, and further The pad 123 of the conductive element 12 flows into the circuit board 30 provided with the power supply. After the power supply rectifies the AC power to a DC power source, the DC power source flows to the LED via the circuit board 30. The light bar 301 energizes the plurality of LEDs 302 on the LED light bar 301 to emit light.

Referring to FIG. 7, the LED bulb of the present invention comprises a lamp housing 50, a power board 60, an LED circuit board 70, a lamp cover 80 and an electrical connector 10 as described above.

The power supply board 60 is disposed inside the lamp housing 50, and the circuit board 70 is disposed in the upper opening, and the lamp cover 80 is covered on the outer side of the upper opening. The LED circuit board 70 is provided with a through hole 71 for aligning one of the power pins 61 of the power board 60, and a conductive layer 62 is formed on opposite sides of the power pin 61. The elongated opening 111 of the electrical connector 10 is aligned with the through hole 71 of the LED circuit substrate 70, and the electrical connector 10 is soldered to a power contact (not shown) of the LED circuit substrate 70.

Referring to FIG. 8 , when the power pin 61 is aligned with the through hole 71 of the LED circuit substrate 70 and penetrates the through hole 71 , the wire penetrates into the elongated opening 111 of the electrical connector 10 , and the electrical connector The reed 121 of the 10th conductive member 12 sandwiches the power pin 61 on the power board 60. The solder pad 122 of the electrical connector 10 is also soldered to the power contact (not shown) of the LED circuit substrate 70 by surface adhesion technology, so that when the LED bulb is manufactured, it can also be mass-produced and quickly automated. .

As shown in FIG. 9, the bottom of the lamp housing 50 is an Edison screw joint 501, and the Edison screw joint 501 includes a first electrode 51 and a second electrode 52. The bottom of the power board 60 includes a A first electrical connector 63 electrically connected to the first electrode 51 of the Edison screw connector 501 and a second electrical connector 64 electrically connected to the second electrode 52 of the Edison screw connector 501. The first electrical connector 63 and the second electrical connector 64 conduct an external power source through the first electrode 51 and the second electrode 52 of the Edison screw connector 501 to introduce and discharge the power board 60.

When the LED bulb is in use, the power source flows through the conductive layer 62 of one of the power pins 61 of the power board 60, and flows into the LED circuit board 70 via the conductive element 12 corresponding to the conductive layer 62. The LED lamp bead 72 on the LED circuit substrate 70 is energized to emit light, and then the DC power source flows to the other conductive element 12 and flows out through the conductive layer 62 of the other side of the power pin 61 (not shown). .

When the LED lamp and the LED bulb of the present invention are manufactured and assembled, the assembly of the present type of electrical connector 10 allows the assembly process to be performed by using surface bonding technology without manual welding, and replacing the manual with an automated machine. Therefore, it can be produced in large quantities and quickly to achieve the main purpose of the novel.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way. Although the present invention has been disclosed above in the preferred embodiments, it is not intended to limit the present invention, and any technology that is familiar with the present technology. A person skilled in the art can make some modifications or modifications to the equivalent embodiments by using the technical content disclosed above without departing from the spirit and scope of the present invention. Technical simplifications Any simple modifications, equivalent changes and modifications made to the above embodiments are still within the scope of the present invention.

10‧‧‧Electrical connector
11‧‧‧Insulated casing
111, 112‧‧‧ long open
12‧‧‧Conductive components
121‧‧‧ Reed
122, 123‧‧‧ solder pads
20‧‧‧Light tube
30‧‧‧ boards
301‧‧‧LED strip
302‧‧‧Multiple LEDs
31‧‧‧Power contacts
40‧‧‧light cap
41‧‧‧Shrap
411‧‧‧Perforation
412‧‧‧Power pin
42‧‧‧Power pin
43‧‧‧Perforation
50‧‧‧ lamp shell
501‧‧‧ Edison screw joint
51‧‧‧First electrode
52‧‧‧second electrode
60‧‧‧Power board
61‧‧‧Power pin
62‧‧‧ Conductive layer
63‧‧‧First electrical connector
64‧‧‧Second electrical connector
70‧‧‧LED circuit board
71‧‧‧Perforation
72‧‧‧LED lamp beads
80‧‧‧shade

1 is a perspective perspective view of the electrical connector of the present invention. 2 is another perspective perspective view of the electrical connector of the present invention. Figure 3 is a partially exploded view of the LED tube of the present invention. 4 is an exploded view of the lamp cap of the LED lamp of the present invention. Figure 5 is a perspective view of some components of the LED lamp of the present invention. FIG. 6 is a schematic view showing the welding of the circuit board and the electrical connector of the LED lamp of the present invention. Figure 7 is an exploded view of the LED bulb of the present invention. Figure 8 is a partial schematic view of the assembly of the LED bulb of the present invention. Figure 9 is a partial plan cross-sectional view of the LED bulb of the present invention.

10‧‧‧Electrical connector

11‧‧‧Insulated casing

111, 112‧‧‧ long open

12‧‧‧Conductive components

121‧‧‧ Reed

122, 123‧‧‧ solder pads

Claims (13)

An electrical connector includes: an insulative housing that is hollow and defines an elongated opening in an outer sidewall; and two conductive elements are respectively disposed in the insulative housing and are respectively located opposite to the elongated opening On both sides, each of the conductive elements protrudes toward the opening side with a reed, and the two conductive elements respectively form a solder pad on the outer side wall of the outer side wall of the insulating case. The electrical connector of claim 1, wherein the two pads of the two conductive elements and the elongated opening are formed on the same outer sidewall. The electrical connector of claim 2, wherein the two conductive elements are outwardly formed toward the other outer sidewall of the insulating housing, and another solder pad is formed on the other outer sidewall; wherein another conductive pad of each conductive component The shaped outer sidewall is adjacent and perpendicular to the outer sidewall formed with the elongated opening. The electrical connector of claim 1, wherein the outer sidewall formed by the pad is adjacent and perpendicular to the outer sidewall formed with the elongated opening. The electrical connector of any of claims 1 to 4, wherein the elongate opening further extends through another opposite outer sidewall of the outer sidewall of which it is formed. An LED lamp tube comprises: a lamp tube, which is a hollow tube body, and has an opening at each end thereof, wherein the lamp tube is internally provided with a circuit board and an LED light bar; wherein the circuit board is The LED strips are electrically connected to provide electrical energy; the two caps are respectively sleeved at the ends of the tube, and each has an elastic piece and two power pins, and the elastic piece is connected to the two power pins, and is oriented A power pin is protruded from one side of the lamp opening; and two electrical connectors are respectively disposed at the power contacts of the two ends of the circuit board, wherein each of the electrical connectors respectively comprises: an insulating shell, which is hollow and facing the lamp An outer side wall of the cap forms an elongated opening; and two conductive elements are respectively disposed in the insulating housing and are located on opposite sides of the elongated opening; wherein each of the conductive elements protrudes toward the open side with a reed. The power pin of the corresponding lamp cap is inserted, and the two conductive elements are outwardly formed on the outer side wall of the insulating case to form a solder pad on the outer side wall for soldering to the power contact of the circuit board. The LED tube according to claim 6, wherein each of the lamp caps is formed by two perforations, and each of the elastic pieces is also formed by perforation; wherein each of the elastic pieces is respectively attached to the corresponding lamp cap, and each of the elastic pieces is The perforation corresponds to the two perforations of the corresponding lamp cap; wherein each of the power pins is respectively inserted through the perforation of the corresponding elastic piece and the corresponding perforation of the lamp cap. The LED tube of claim 6 or 7, wherein the outer side wall formed by the pad is adjacent to and perpendicular to the side wall line formed with the elongated opening. The LED tube of claim 6 or 7, wherein the elongated opening further extends through another opposing outer sidewall of the outer sidewall of the forming. The LED tube of claim 6, wherein the elastic piece is a conductive material. An LED light bulb comprises: a lamp housing, a power supply board is disposed therein, and an LED circuit substrate is disposed in the upper opening, and a lamp cover is disposed on the outer side of the upper opening; wherein the circuit substrate is formed by a through hole. Aligning one power pin of the power board, and having a conductive layer on opposite sides of the power pin; and an electrical connector soldered to the power contact of the LED circuit substrate, comprising: an insulative housing Is hollow, and forms an elongated opening on an outer sidewall to align the perforation of the LED circuit substrate; and two conductive elements are respectively disposed in the passive component and are respectively located opposite to the elongated opening Two sides; wherein each of the conductive elements protrudes toward the open side with a reed to sandwich the power pin of the power board, and the two conductive elements form a solder pad outwardly toward one of the outer sidewalls of the insulating case. The outer sidewall is soldered to a power contact of the LED circuit substrate. The LED light bulb of claim 11, wherein the two pads of the two conductive elements and the elongated opening are formed on the same outer sidewall. The LED light bulb of claim 11 or 12, wherein the elongated opening further extends through another opposite outer sidewall of the outer sidewall of the shaped portion thereof.