CN217816263U

CN217816263U - Filament lamp

Info

Publication number: CN217816263U
Application number: CN202222065096.2U
Authority: CN
Inventors: 应亚军; 王继博; 吕旗伟; 王焕良; 李阳; 余彬
Original assignee: Zhejiang Yankon Group Co Ltd; Zhejiang Yankon Mega Lighting Co Ltd
Current assignee: Zhejiang Yankon Group Co Ltd; Zhejiang Yankon Mega Lighting Co Ltd
Priority date: 2022-08-08
Filing date: 2022-08-08
Publication date: 2022-11-15
Anticipated expiration: 2032-08-08

Abstract

A filament lamp belongs to the technical field of filament lamps. The utility model comprises a driving power panel, an LED lamp strip, a stem support and a glass bulb shell, wherein the LED lamp strip is arranged on the stem support, the stem support is sealed and melted on the neck of the glass bulb shell, a hard wire which is electrically connected with the LED lamp strip is LED out from the stem support along the horn-shaped pipe orifice of the stem support, one side that the drive power supply board is close to the stem support is equipped with the plugboard, installs the plug connector on the plugboard, and the plugboard stretches into to the horn tube mouth of stem support in through the vertical installation of drive power supply board to make the stereoplasm wire peg graft on the plug connector. The utility model discloses a with the vertical installation of drive power supply board, make the plugboard stretch into to stem support horn tube in, make the plug connector of installing on the plugboard peg graft with stereoplasm wire, change the electric connected mode between LED lamp strip and the drive power supply board into by the welding and peg graft, can avoid because of the rosin joint problem of welding production.

Description

Filament lamp

Technical Field

The utility model belongs to the technical field of the filament lamp, specifically relate to a filament lamp.

Background

The LED filament lamp is a lighting source similar to an incandescent lamp in shape, and generally comprises an LED lamp strip, a core column support, a glass bulb shell, a driving power supply, an insulating sleeve and a lamp cap, wherein the LED lamp strip is installed on the core column support, the core column support is sealed and melted on the neck of the glass bulb shell, a guide wire electrically connected with the LED lamp strip is LED out from the core column support, the guide wire is LED out of the glass bulb shell along the core column support, the driving power supply is installed in the insulating sleeve and horizontally installed in the lamp cap, and the guide wire is welded on the driving power supply, so that the LED lamp strip is electrically connected with the driving power supply, and the lamp cap is connected with the glass bulb shell through welding mud. Due to the limitation of the inner space of the lamp holder, the size of the driving power supply is small, so that the welding point of the guide wire is small, and when the guide wire is welded on the driving power supply, cold joint is easily caused. In order to avoid the rosin joint, some manufacturers have designed the grafting mode, like chinese utility model patent grant publication No. CN 206669381U's LED filament bulb, including the bulb, be equipped with the stem that the LED filament just is located the bulb, drive power supply, the lamp holder, the grafting subassembly, the stem passes through the grafting subassembly to be connected with drive power supply, the lamp holder covers grafting subassembly and drive power supply and is connected with the bulb, the grafting subassembly includes that the stem is equipped with two electrically conductive plugs that are connected with the LED filament electricity, be equipped with two with the electrically conductive plug socket of electrically conductive plug-in bush transition fit, electrically conductive plug-in bush inserts electrically conductive plug with electrically conductive plug-in bush one-to-one and electrically conductive plug-in bush, the socket is connected with drive power supply and electrically conductive plug bush is connected with drive power supply, the lamp holder is connected with drive power supply. This connection has the following disadvantages: on one hand, the driving power supply is horizontally arranged in the lamp cap, the size of the driving power supply board is small, compared with a welding point, the size of the socket is large, and arrangement of other driving components can be influenced after the socket is arranged; on the other hand, when the conductive plug post is inserted into the socket of the conductive plug bush from the back of the driving power supply board, the plug is inconvenient.

Disclosure of Invention

An object of the utility model is to provide a filament lamp, through the vertical installation with the drive power supply board, make the plugboard stretch into to stem support bell mouth in, make the plug connector of installing on the plugboard peg graft with the stereoplasm wire to solve the problem that proposes among the above-mentioned background art.

The above technical problem of the present invention can be solved by the following technical solutions: a filament lamp comprises a driving power panel, an LED lamp strip, a stem support and a glass bulb shell, wherein the LED lamp strip is arranged on the stem support, the stem support is sealed and melted on the neck of the glass bulb shell, a hard wire electrically connected with the LED lamp strip is LED out from the stem support along the horn-shaped pipe orifice of the stem support, one side of the driving power supply board close to the core column support is provided with a plug board, the plug board is provided with a plug connector, and the plug board vertically extends into the horn tube mouth of the core column support through the driving power supply board and enables a hard wire to be plugged on the plug connector.

Preferably, the driving power supply board is a metal single-sided circuit board or a non-metal insulation single-sided circuit board.

Preferably, the circuit surface of the driving power panel is provided with a plug-in terminal, and the plug-in terminal is welded on the circuit surface of the driving power panel through reflow soldering.

Preferably, the number of the plug terminals is two, the two plug terminals are respectively plugged with an input lead and an electrolytic capacitor, and one end of the input lead and a pin of the electrolytic capacitor are respectively inserted into the corresponding plug terminals from the back of the driving power supply board.

Preferably, the plug connector is of a hollow columnar structure, a pair of corresponding side faces of the plug connector are respectively provided with a spring plate, one end of each spring plate is connected with the side face of the plug connector, the other end of each spring plate inclines towards the inner side of the plug connector and forms a plug-in channel, and a hard wire on the core column support is inserted along one end of the plug connector and then is clamped on the plug-in channel.

Preferably, the plug is soldered to the board by reflow soldering.

Preferably, the LED bulb lamp also comprises a lamp cap, and the lamp cap is arranged at the neck of the glass bulb shell through welding mud.

Preferably, the lamp cap is a solderless lamp cap.

The utility model discloses beneficial effect who has: the utility model discloses through installing the drive power supply board vertically, make the plugboard stretch into in the stem support horn mouth, make the plug connector and the stereoplasm wire that install on the plugboard peg graft, on the one hand can change the electric connection mode between LED lamp strip and the drive power supply board from the welding into grafting, can avoid the rosin joint problem because of welding the production; on the other hand sets up the plugboard on the drive power supply board of vertical installation to install the plug connector on the plugboard, the grafting of being convenient for is convenient, and the grafting back, plugboard and plug connector are located stem support horn tube mouth, do not occupy the exterior space, can make to have more spaces on the drive power supply board to be used for holding other paster drive components or dispel the heat under the condition that does not change current drive power supply board size.

Drawings

Fig. 1 is a schematic diagram of an explosive structure of the present invention;

fig. 2 is a schematic view of a connection structure of the driving power board, the stem support and the glass bulb of the present invention;

fig. 3 is a schematic structural diagram of the driving power board of the present invention;

fig. 4 is an installation schematic view of the drive power board and the plug connector of the present invention;

FIG. 5 is a schematic view of a connector according to the present invention;

fig. 6 is a schematic structural diagram of the plugging channel of the present invention.

In the figure: 1. driving the power panel; 2. an LED light bar; 3. a stem support; 4. a glass bulb shell; 5. a hard wire; 6. a plugboard; 7. a plug-in unit; 8. a plug-in terminal; 9. an input lead; 10. an electrolytic capacitor; 11. a spring plate; 12. a plug channel; 13. a lamp cap; 14. a trumpet nozzle.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example (b): a filament lamp is shown in figures 1-6 and comprises a driving power supply board 1, an LED lamp strip 2, a stem support 3 and a glass bulb shell 4, wherein the LED lamp strip 2 is installed on the stem support 3, the stem support 3 is made of glass and is sealed and melted on the neck of the glass bulb shell 4, a hard lead 5 electrically connected with the LED lamp strip 2 is LED out from the stem support 3 along a horn-shaped pipe opening 14 of the stem support 3, a plug board 6 is arranged on one side, close to the stem support 3, of the driving power supply board 1, a plug connector 7 is installed on the plug board 6, and the plug board 6 extends into the horn-shaped pipe opening 14 of the stem support 3 in a vertical installation mode of the driving power supply board 1 and enables the hard lead 5 to be plugged in the plug connector 7. The vertical installation of the drive power supply board 1 can be understood as: the driving power panel 1 is vertically arranged and inserted into the bell mouth 14 of the stem support 3.

The hard wires 5 are two, namely positive hard wires and negative hard wires; correspondingly, the two plug connectors 7 are respectively used for plugging the positive hard lead and the negative hard lead.

The plugboard 6 is provided with two, is the symmetry setting, all installs a plug connector 7 on every plugboard 6, and the plug connector 7 passes through reflow soldering and welds on plugboard 6. Through stretching into plugboard 6 to stem support 3's trumpet nozzle 14 in, but the space in the trumpet nozzle 14 of make full use of does not occupy the space (being exterior space) above trumpet nozzle 14, can be under the condition that does not change current drive power supply board 1 size, make to have more spaces on the drive power supply board 1 to be used for holding other paster drive components and parts or dispel the heat.

The plug connector 7 is of a hollow columnar structure, one pair of corresponding side faces of the plug connector 7 are respectively provided with an elastic sheet 11, one end of each elastic sheet 11 is connected with the side face of the plug connector 7, the other end of each elastic sheet 11 inclines towards the inner side of the plug connector 7, the two inward-inclined elastic sheets 11 are matched to form a plug-in channel 12, and the hard wires 5 on the core column support 3 are connected with the plug connector 7 in a clamped mode after being inserted into the plug-in channel 12 along one end of the plug connector 7. The elastic sheet 11 is made of metal sheet and has conductivity.

The driving power panel 1 may be a metal single-sided circuit board or a non-metal insulated single-sided circuit board. Metal single-sided circuit boards such as aluminum-based single-sided circuit boards, and non-metal-insulated single-sided circuit boards such as FR-4 single-sided circuit boards. And the patch terminal 8 and the patch driving component are mounted on the line surface of the driving power panel 1, and the patch terminal 8 and the patch driving component are welded on the line surface of the driving power panel 1 through reflow soldering. Of course, the driving power board 1 may also be a double-sided circuit board structure.

In this embodiment, the connector terminals 8 are provided with two, one for connecting the input leads 9, i.e. the live and neutral wires, and the other for connecting the pins of the electrolytic capacitor 10. When the connector is plugged, the connector 8 is mounted on the front surface (i.e. the circuit surface) of the driving power panel 1, the input lead 9 and the electrolytic capacitor 10 are located on the back surface of the driving power panel 1, and one end of the input lead 9 and the pin of the electrolytic capacitor 10 are inserted into the corresponding connector 8 from the back surface of the driving power panel 1 and are electrically connected with the corresponding connector 8. After the plugging, the input lead 9 and the electrolytic capacitor 10 are fixed to the back surface of the drive power supply board 1 by the sandwiching action of the plug terminal 8. Of course, the input lead 9 and the electrolytic capacitor 10 may be inserted and fixed to the front surface of the drive power supply board 1 as needed.

The filament lamp further comprises a lamp cap 13, wherein the lamp cap 13 is mounted at the neck of the glass bulb 4 through welding mud, and covers the driving power panel 1. The lamp cap 13 can adopt a welding-free lamp cap or a welding lamp cap according to the actual use requirement.

To sum up, the utility model vertically installs the driving power panel, so that the plugboard extends into the horn-shaped pipe orifice of the stem support, and the plug connector installed on the plugboard is plugged with the hard wire, on one hand, the electric connection mode between the LED lamp strip and the driving power panel can be changed from welding to plugging, and the problem of insufficient soldering caused by welding can be avoided; on the other hand sets up the plugboard on the drive power supply board of vertical installation to install the plug connector on the plugboard, the grafting of being convenient for is convenient, and the grafting back, plugboard and plug connector are located stem support horn tube mouth, do not occupy the exterior space, can make to have more spaces on the drive power supply board to be used for holding other paster drive components or dispel the heat under the condition that does not change current drive power supply board size.

Finally, it should be noted that the above embodiments are merely representative examples of the present invention. Obviously, the present invention is not limited to the above embodiments, and many modifications are possible. Any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention should be considered as belonging to the protection scope of the present invention.

Claims

1. A filament lamp comprises a driving power panel (1), an LED lamp strip (2), a stem support (3) and a glass bulb shell (4), wherein the LED lamp strip (2) is arranged on the stem support (3), the stem support (3) is sealed and melted on the neck of the glass bulb shell (4), the filament lamp is characterized in that a hard wire (5) which is electrically connected with the LED lamp strip (2) is LED out from the stem support (3) along a horn tube opening (14) of the stem support (3), one side of the driving power supply board (1) close to the core column support (3) is provided with a plug board (6), the plug board (6) is provided with a plug connector (7), the plug board (6) vertically extends into a horn-shaped pipe opening (14) of the core column support (3) through the driving power supply board (1), and a hard wire (5) is plugged on the plug connector (7).

2. A filament lamp according to claim 1, wherein the driving power supply board (1) is a metal single-sided wiring board or a non-metal insulated single-sided wiring board.

3. A filament lamp according to claim 2, wherein the driving power board (1) has a socket terminal (8) mounted on the circuit surface thereof, and the socket terminal (8) is reflow soldered to the circuit surface of the driving power board (1).

4. A filament lamp as claimed in claim 3, wherein two of the plug terminals (8) are respectively connected to the input lead (9) and the electrolytic capacitor (10), and one end of the input lead (9) and the lead of the electrolytic capacitor (10) are respectively inserted into the corresponding plug terminal (8) from the back of the driving power board (1).

5. The filament lamp according to claim 1, wherein the plug connector (7) is a hollow columnar structure, a pair of corresponding side surfaces of the plug connector (7) are respectively provided with a spring piece (11), one end of each spring piece (11) is connected with a side surface of the plug connector (7), the other end of each spring piece (11) inclines towards the inner side of the plug connector (7) to form a plug channel (12), and the hard wire (5) on the stem support (3) is inserted along one end of the plug connector (7) and then is clamped on the plug channel (12).

6. A filament lamp as claimed in claim 1, characterized in that the plug-in part (7) is soldered to the plug-in board (6) by reflow soldering.

7. A filament lamp according to claim 1, further comprising a base (13), the base (13) being mounted to the neck of the glass bulb (4) by means of solder paste.

8. A filament lamp according to claim 7, wherein the base (13) is a solderless base.