WO2021051783A1

WO2021051783A1 - Lamp holder of filament lamp and filament lamp

Info

Publication number: WO2021051783A1
Application number: PCT/CN2020/082946
Authority: WO
Inventors: 温文达; 邓雪梅
Original assignee: 厦门通士达照明有限公司
Priority date: 2019-09-17
Filing date: 2020-04-02
Publication date: 2021-03-25
Also published as: CN111237654A; CN110594602A

Abstract

Disclosed is a lamp holder of a filament lamp, the lamp holder comprising a driving plate, a surface cover, and a plugging terminal, wherein a through hole is provided in the driving plate, the surface cover is arranged on a first side of the driving plate and is provided with a guide groove which is opposite the through hole of the driving plate and comprises a guide part of which the hole diameter is gradually reduced from the insertion end to the inner side end, the plugging terminal is arranged on a second side of the driving plate and is electrically connected with the driving plate, the plugging terminal comprises a clamping space, and the clamping space is opposite the through hole in the driving plate. Further disclosed is a filament lamp. During assembly, after a plugging wire of the filament lamp is inserted into the through hole in the driving plate by means of the guide groove of the surface cover, the plugging wire is clamped by the clamping space of the plugging terminal to be fixedly connected. The surface cover is provided with the guide groove opposite the through hole of the driving plate, and the guide groove comprises the guide part of which the hole diameter is gradually reduced from the insertion end to the inner side end such that a plugging wire can be conveniently inserted into the plugging terminal.

Description

Lamp cap of filament lamp and filament lamp

Technical field

The present invention relates to the field of lighting technology, in particular to a filament lamp plug-in structure and a filament lamp.

Background technique

LED filament lamp is a new type of LED lamp that has emerged in recent years, which has the advantages of energy saving, environmental protection and long life. The traditional LED filament lamp installation structure includes the LED light-emitting bar, the core post and the driving board. During assembly, the LED light-emitting bar is fixed on the core post, and the positive and negative wires are led out from the stem. The positive and negative wires are welded to the driving board. However, the defect lies in the fact that the positive and negative wires are manually welded to the driver board, which makes the assembly process of the LED filament lamp inefficient, which is not conducive to automated production.

Summary of the invention

The present invention aims to solve one of the technical problems in the above technology at least to a certain extent. Therefore, the first object of the present invention is to provide a filament lamp cap, which can be quickly inserted and fixed by the plug wire of the filament lamp, thereby greatly improving the assembly efficiency and being suitable for automated production.

The second object of the present invention is to provide a filament lamp whose plug-in wire can be quickly inserted into the filament lamp cap and fixed, thereby greatly improving the assembly efficiency and being suitable for automated production.

In order to achieve the above objective, an embodiment of the first aspect of the present invention proposes a filament lamp cap, which includes a driving board, a face cover, and a plug terminal;

Perforation on the drive board;

The face cover is arranged on the first side of the drive plate, and is provided with a guide groove opposite to the perforation of the drive plate and including a guide part with a gradually reduced aperture from the insertion end to the inner end;

The plug-in terminal is arranged on the second side of the driving board and forms an electrical connection with the driving board. The plug-in terminal includes a clamping space, and the clamping space is opposite to the perforation on the driving board.

According to a filament lamp cap according to an embodiment of the present invention, when assembling, the plug wire of the filament lamp is inserted into the perforation on the driving board through the guide groove of the face cover, and the plug wire is clamped by the clamping space of the plug terminal And fixed connection. Since the face cover is provided with a guide groove opposite to the perforation of the driving board, the guide groove includes a guide part with a gradually reduced aperture from the insertion end to the inner end, so that the insertion wire is convenient to be inserted into the insertion terminal. Therefore, the present invention can quickly insert and fix the plug wire of the filament lamp, thereby greatly improving the assembly efficiency and being suitable for automated production.

In addition, according to the above-mentioned embodiment of the present invention, the lamp cap of the filament lamp may also have the following additional technical features:

Further, one end of the guide groove is a guide portion, and the other end of the guide groove is a plug-in portion that can be inserted into the through hole of the driving board, and the plug-in portion is opposite to the clamping space of the plug-in terminal.

Further, the plug-in portion axially protrudes from the face cover, and the face cover is arranged on the driving board by a buckle.

Further, the plug-in terminal is located under the perforation of the drive board, and the center line of the clamping space of the plug-in terminal is on the same straight line as the center line of the perforation.

Furthermore, it also includes an insulating plastic case and a casing. The insulating plastic case is arranged in the casing, and an accommodating cavity for accommodating the driving board, the plug-in terminal and the face cover is formed in the insulating plastic case.

Further, the plug-in terminal includes a first clamping piece and a second clamping piece, and a clamping space is formed between the first clamping piece and the second clamping piece.

Further, the narrowest part of the clamping space defined by the first clamping piece and the second clamping piece is slightly smaller than the diameter of the plug-in wire.

Further, the plug-in terminal includes a terminal body, a first guide piece and a second guide piece, the terminal body is fixed on the drive board, a channel for inserting the plug wire is formed in the terminal body, and the first guide piece and the second guide piece are arranged at In the lower part of the channel of the terminal body, the lower parts of the first guide piece and the second guide piece are inclined inward to form a guiding neck; the first clamping piece and the second clamping piece are relatively arranged at the lower part of the channel of the terminal body, and the intervals are distributed in the first Between a guide piece and a second guide piece.

Further, the plug-in terminal includes a first plug-in terminal and a second plug-in terminal, the first plug-in terminal and the second plug-in terminal are fixed under the driving board, and the clamping space of the first plug-in terminal is used for inserting the filament lamp The positive pole is plugged into the wire, and the clamping space of the second plug terminal is used for inserting the negative pole of the filament lamp.

In order to achieve the above objective, an embodiment of the second aspect of the present invention proposes a filament lamp, which includes a lamp cap and a light-emitting stem;

The lamp cap includes a driving board, a face cover, and plug-in terminals; the driving board is provided with perforations; the face cover is arranged on the first side of the driving board, and is provided with a hole opposite to the perforation of the driving board, and includes a gradually reduced aperture from the insertion end to the inner end The guide groove of the guide part; the plug-in terminal is arranged on the second side of the driving board and forms an electrical connection with the driving board, the plug-in terminal includes a clamping space, and the clamping space is opposite to the perforation on the driving board;

The luminous core post leads out a hard plug wire which can be inserted into the clamping space of the plug terminal through the guide groove of the face cover.

According to a filament lamp of an embodiment of the present invention, when assembling, the plug wire of the filament lamp is inserted into the perforation on the driving board through the guide groove of the face cover, and the plug wire is clamped by the clamping space of the plug terminal. Fixed connection. Since the face cover is provided with a guide groove opposite to the perforation of the driving board, the guide groove includes a guide part with a gradually reduced aperture from the insertion end to the inner end, so that the insertion wire is convenient to be inserted into the insertion terminal. Therefore, the present invention can quickly insert and fix the plug wire of the filament lamp, thereby greatly improving the assembly efficiency and being suitable for automated production.

In addition, the filament lamp proposed according to the above embodiment of the present invention may also have the following additional technical features:

Further, it also includes a bulb, which is connected to the shell of the lamp cap, and the luminous stem is placed in the bulb.

In order to achieve the above objective, an embodiment of the third aspect of the present invention proposes a filament lamp cap, including a driving board and plug-in terminals;

Perforations are provided on the drive board, and the perforations include a guide part with a gradually narrowing aperture from the insertion end to the inner end;

The plug-in terminal is arranged on the driving board and forms an electrical connection with the driving board. The plug-in terminal includes a clamping space, and the clamping space is opposite to the perforation on the driving board.

According to a filament lamp cap of an embodiment of the present invention, when assembling, after inserting the plug wire of the filament lamp into the perforation of the driving board, the plugging wire is clamped by the clamping space of the plug terminal to be fixedly connected, because the perforation includes A guide part with a gradually reduced aperture from the insertion end to the inner end, thereby facilitating the insertion of the plug-in wire into the plug-in terminal. Therefore, the present invention can quickly insert and fix the plug wire of the filament lamp, thereby greatly improving the assembly efficiency and being suitable for automated production.

In order to achieve the above objective, an embodiment of the fourth aspect of the present invention provides a filament lamp, which includes a lamp cap and a light-emitting stem;

The lamp cap includes a driving board and plug-in terminals; the driving board is provided with a perforation, and the perforation includes a guide part whose aperture is gradually reduced from the insertion end to the inner end; the plug-in terminal is arranged on the driving board to form an electrical connection with the driving board, and the plug-in terminal includes Clamping space, the clamping space is opposite to the perforation on the drive plate;

The light-emitting core column leads out a hard-shaped plug wire that can be inserted into the clamping space of the plug-in terminal through the through hole of the driving board.

According to a filament lamp of an embodiment of the present invention, when assembling, after inserting the plug wire of the filament lamp into the perforation of the driving board, the plugging wire is clamped by the clamping space of the plug terminal to be fixedly connected. A guide part with a gradually reduced aperture from the insertion end to the inner end, thereby facilitating the insertion of the plug-in wire into the plug-in terminal. Therefore, the present invention can quickly insert and fix the plug wire of the filament lamp, thereby greatly improving the assembly efficiency and being suitable for automated production.

Description of the drawings

Fig. 1 is a schematic diagram of the structure of a filament lamp according to an embodiment of the present invention;

Figure 2 is an exploded view of a filament lamp according to an embodiment of the present invention;

Figure 3 is a partial enlarged view of Figure 2;

4 is a schematic diagram of the structure of a plug-in terminal according to an embodiment of the present invention;

Figure 5 is a cross-sectional view of a filament lamp according to an embodiment of the present invention;

Figure 6 is a sectional exploded view of a filament lamp according to an embodiment of the present invention;

FIG. 7 is a schematic diagram of the connection between the face cover and the driving board according to an embodiment of the present invention;

Fig. 8 is a schematic diagram of the connection between the plug-in wire and the driving board according to an embodiment of the present invention.

Label description

Drive plate 1, perforation 11, perforation insertion end 111, perforation inner end 112, perforation guide portion 113, and card slot 12;

Face cover 2, guide groove 21, guide portion 211, insertion end 2111, inner end 2112, insertion portion 212, hook 22;

Plug-in terminal 3, clamping space 31, first clamping piece 32, second clamping piece 33, terminal body 34, channel 341, first guide piece 35, second guide piece 36, notch 37, first notch 371 , The second gap 372, the first plug terminal 38, the second plug terminal 39;

Plug-in lead 4, positive-connected lead 41, and negative-connected lead 42;

Insulating plastic case 5, containing cavity 51;

Shell 6;

Luminous stem 7;

Bubble shell 8.

detailed description

The embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the accompanying drawings, in which the same or similar reference numerals indicate the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the drawings are exemplary, and are intended to explain the present invention, but should not be construed as limiting the present invention.

As shown in Figures 1 to 7, a filament lamp cap according to an embodiment of the present invention includes a driving board 1, a face cover 2 and a plug-in terminal 3; a perforation 11 is provided on the drive board 1; and the face cover 2 is provided on the drive board 1. The first side is provided with a guide groove 21 opposite to the perforation 11 of the drive board 1 and includes a guide portion 211 whose aperture is gradually reduced from the insertion end 2111 to the inner end 2112; the plug-in terminal 3 is provided on the first side of the drive board 1. On the two sides, for example, the plug-in terminal 3 can be fixed to the second side of the drive board 1 by means of patch welding, the plug-in terminal 3 and the drive board 1 form an electrical connection, the plug-in terminal 3 includes a clamping space 31, a clamping space 31 is opposite to the perforation 11 on the driving board 1.

It should be noted that the insertion end 2111 of the guide portion 211 is the end through which the plug wire 4 is inserted, and the inner end 2112 of the guide portion 211 is the end through which the plug wire 4 is inserted. The hole diameter from the insertion end 2111 to the inner end 2112 of the guide portion 211 is gradually reduced, so that the cross section of the guide portion 211 is in an inverted figure to facilitate the insertion of the wire 4 into the cover 2.

During assembly, after inserting the plug wire 4 of the filament lamp into the perforation 11 on the driving board 1 through the guide groove 21 of the cover 2, the plug wire 4 is clamped by the clamping space 31 of the plug terminal 3 to be fixedly connected. Since the cover 2 is provided with a guide groove 21 opposite to the perforation 11 of the driving board 1, the guide groove 21 includes a guide portion 211 with a gradually reduced aperture from the insertion end 2111 to the inner end 2112, so as to facilitate the insertion of the plug wire 4 into the plug terminal 3 in. Therefore, the present invention can quickly insert and fix the plug wire 4 of the filament lamp, thereby greatly improving the assembly efficiency and being suitable for automated production.

In some examples, one end of the guide groove 21 is a guide portion 211, and the other end of the guide groove 21 is a plug-in portion 212 that can be inserted into the through hole 11 of the driving board 1, wherein the plug-in portion 212 can axially protrude from the face cover 2. The face cover 2 can be set on the drive board 1 by snaps, that is, a hook 22 is provided on the face cover 2, and a card slot 12 is provided on the drive board 1. When the face cover 2 is installed, the insertion portion 212 is aligned with the drive board 1 The perforation 11 is applied to the face cover 2 to drive the hook 22 on the face cover 2 into the card slot 12 on the drive board 1, so that the insertion portion 212 is inserted into the perforation 11, which completes the installation of the face cover 2.

In some examples, the plug-in portion 212 is opposite to the clamping space 31 of the plug-in terminal 3, the plug-in terminal 3 is located under the perforation 11 of the drive board 1, and the center line of the clamping space 31 of the plug-in terminal 3 and the center line of the perforation 11 They are located on the same straight line, so that the plug-in wire 4 can be quickly and accurately inserted into the clamping space 31 of the plug-in terminal 3.

In some examples, it also includes an insulating plastic case 5 and a housing 6. The insulating plastic case 5 is arranged in the housing 6, and the insulating plastic case 5 is formed to accommodate the drive board 1, the plug-in terminal 3, and the cover 2. Cavities 51. The accommodating cavity 51 accommodates the driving board 1, the plug-in terminal 3 and the face cover 2, so that the overall structure of the lamp cap is simple and easy to assemble.

In some examples, as shown in FIG. 4, the plug-in terminal 3 includes a first clamping piece 32 and a second clamping piece 33, and a clamping space 31 is formed between the first clamping piece 32 and the second clamping piece 33. . The narrowest part of the clamping space 31 defined by the first clamping piece 32 and the second clamping piece 33 is slightly smaller than the diameter of the plug-in wire 4. Among them, the first clamping piece 32 and the second clamping piece 33 can be made of elastic materials, so that after the plug-in wire 4 is inserted into the clamping space 31, the plug-in wire 4 is placed on the first clamping piece 32 and the second clamping piece 32 and the second clamping piece. The clamping piece 33 is not easily detached under the clamping.

In some examples, as shown in FIG. 4, the plug-in terminal 3 includes a terminal body 34, a first guide piece 35, and a second guide piece 36. The terminal body 34 is fixed on the drive board 1, and the terminal body 34 is formed for plugging. In the channel 341 into which the wire 4 is inserted, the first guide piece 35 and the second guide piece 36 are arranged at the lower part of the channel 341 of the terminal body 34, and the lower part of the first guide piece 35 and the second guide piece 36 are inclined inwardly to form a guiding neck; The first clamping piece 32 and the second clamping piece 33 are oppositely disposed at the lower part of the channel 341 of the terminal body 34, and are spaced apart between the first guide piece 35 and the second guide piece 36.

During assembly, the plug-in wire 4 is inserted into the clamping space 31 along the channel 341. When the plug-in wire 4 is inserted, the plug-in wire 4 is not easy to face the clamping space 31, but is easy to face the first guide piece 35 or the second guide. On the inner side wall of the sheet 36, since the lower portions of the first guide sheet 35 and the second guide sheet 36 are inclined inward to form a guide narrowing, the insertion wire 4 is aligned with the clamping space 31 under the action of the guiding narrowing. Thereby, it is convenient for the plug wire 4 to be inserted into the clamping space 31.

In some examples, as shown in FIG. 4, the lower part of the plug terminal 3 may also be provided with two oppositely arranged notches 37. The notches 37 include a first notch 371 and a second notch 372. The first notch 371 is provided in the first clamping. The second notch 372 is provided at the joint of the second clamping piece 32 and the second guide piece 36. After the wire 4 is inserted into the clamping space 31, the first notch 371 and The second notch 372 effectively prevents the plug wire 4 from shaking, thereby further fixing the plug wire 4.

In some examples, the plug-in terminal 3 includes a first plug-in terminal 38 and a second plug-in terminal 39. The first plug-in terminal 38 and the second plug-in terminal 39 are fixed under the drive board 1, and the first plug-in terminal 38 The clamping space 31 is used for inserting the positive plug wire 41 of the filament lamp, and the clamping space 31 of the second plug terminal 39 is used for inserting the negative plug wire 42 of the filament lamp.

In addition, it should be noted that the shape of the plug-in terminal 3 can also be made into a tubular straight cylindrical shape, and the plug-in terminal 3 can be fixed under the driving board 1. The tubular straight cylindrical plug-in terminal 3 is formed by a first clamp. The clamping space 31 defined by the sheet 311 and the second clamping sheet 312, and the clamping space 31 clamps the plug-in wire 4.

The embodiment of the present invention also proposes a filament lamp, including a lamp cap and a light-emitting stem 7; the lamp cap includes a driving board 1, a face cover 2 and a plug-in terminal 3; a perforation 11 is provided on the driving board 1; the face cover 2 is provided on the driving board The first side of 1 is provided with a guide groove 21 opposite to the perforation 11 of the driving board 1 and including a guide portion 211 whose aperture is gradually reduced from the insertion end 2111 to the inner end 2112; the plug-in terminal 3 is provided on the driving board 1 The second side, for example, the plug-in terminal 3 can be fixed to the second side of the drive board 1 by means of patch welding, the plug-in terminal 3 and the drive board 1 form an electrical connection, and the plug-in terminal 3 includes a clamping space 31 for clamping The space 31 is opposite to the perforation 11 on the driving board 1; the light-emitting core column 7 leads out a hard plug wire 4 that can be inserted into the clamping space 31 of the plug terminal 3 through the guide groove 21 of the face cover 2.

During assembly, after inserting the plug wire 4 of the filament lamp into the perforation 11 on the driving board 1 through the guide groove 21 of the cover 2, the plug wire 4 is clamped by the clamping space 31 of the plug terminal 3 to be fixedly connected. Since the cover 2 is provided with a guide groove 21 opposite to the perforation 11 of the driving board 1, the guide groove 21 includes a guide portion 211 whose aperture is gradually reduced from the insertion end 2111 to the inner end 2112, so as to facilitate the insertion of the wire 4 In terminal 3. Therefore, the present invention can quickly insert and fix the plug wire 4 of the filament lamp, thereby greatly improving the assembly efficiency and being suitable for automated production.

When assembling the traditional filament lamp, the positive lead and the negative lead are manually welded on the driver board, which makes the assembly process of the filament lamp inefficient, which is not conducive to automated production. The lamp cap and the light-emitting stem 7 of the filament lamp of the present invention can be separately produced. After the production is completed, only the plug wire 4 drawn from the light-emitting stem 7 is directly inserted into the clamping space 31 of the plug terminal 3 in the lamp cap. The completion of the assembly greatly improves the assembly efficiency, and the separate production of the lamp cap and the light-emitting stem 7 makes it suitable for automated production.

In some examples, it also includes a blister 8, which is connected to the housing 6 of the lamp cap, and the luminous stem 7 is placed in the blister 8. The blister 8 protects the luminous stem 7 and protects the luminous stem 7 from the outside world. influences.

In some examples, the plug-in terminal 3 includes a first clamping piece 32 and a second clamping piece 33, and a clamping space 31 is formed between the first clamping piece 32 and the second clamping piece 33. The narrowest part of the clamping space 31 defined by the first clamping piece 32 and the second clamping piece 33 is slightly smaller than the diameter of the plug-in wire 4. Among them, the first clamping piece 32 and the second clamping piece 33 can be made of elastic materials, so that after the plug-in wire 4 is inserted into the clamping space 31, the plug-in wire 4 is placed on the first clamping piece 32 and the second clamping piece 32 and the second clamping piece. The clamping piece 33 is not easily detached under the clamping.

In some examples, the plug-in terminal 3 includes a terminal body 34, a first guide piece 35, and a second guide piece 36. The terminal body 34 is fixed on the drive board 1, and a channel 341 for inserting the plug wire 4 is formed in the terminal body 34. , The first guide piece 35 and the second guide piece 36 are arranged at the lower part of the channel 341 of the terminal body 34, and the lower part of the first guide piece 35 and the second guide piece 36 are inclined inwardly to form a guiding neck; the first clamping piece 32 The second clamping piece 33 and the second clamping piece 33 are relatively disposed at the lower part of the channel 341 of the terminal body 34, and are spaced apart between the first guide piece 35 and the second guide piece 36.

In some examples, the lower part of the plug terminal 3 may also be provided with two oppositely arranged notches 37. The notches 37 include a first notch 371 and a second notch 372. The first notch 371 is provided on the first clamping piece 32 and the first guide. The second notch 372 is provided at the joint of the second clamping piece 32 and the second guide piece 36 at the connection of the piece 35. After the insertion wire 4 is inserted into the clamping space 31, the first notch 371 and the second notch 372 effectively prevent The plug-in wire 4 is shaken, so that the plug-in wire 4 is further fixed.

In order to facilitate the identification of the positive plugging wire 41 and the negative plugging wire 42 from the stem 7, the positive plugging wire 41 can be made into a wire slightly longer than the negative plugging wire 42, or the positive plugging wire 41 and the negative plugging wire 42 can be distinguished by color. The negative plug-in wire 42, for example, the positive plug-in wire 41 is red, and the negative plug-in wire 42 is white.

In addition, it should be noted that the shape of the plug-in terminal 3 can also be made into a tubular straight cylindrical shape, and the plug-in terminal 3 can be fixed under the driving board 1. The tubular straight cylindrical plug-in terminal 3 is formed by a first clamp. The clamping space 31 defined by the sheet 32 and the second clamping sheet 33, and the clamping space 31 clamps the plug-in wire 4.

As shown in Figure 8, the embodiment of the present invention also proposes a filament lamp cap, including a driving board 1 and a plug-in terminal 3. The driving board 1 is provided with a perforation 11, and the perforation 11 includes the insertion end 111 of the perforation to the inner end 112 of the perforation. The perforation guide portion 113 with a gradually reduced aperture; the plug-in terminal 3 is arranged on the drive board 1 to form an electrical connection with the drive board 1. The plug-in terminal 3 includes a clamping space 31, the clamping space 31 and the perforation 11 on the drive board 1 relatively. Wherein, the plug-in terminal 3 can be any plug-in terminal 3 described in the foregoing embodiment.

It should be noted that in this embodiment, the perforated insertion end 111 is the end through which the wire 4 is inserted, and the inner end 112 of the perforation is the end through which the wire 4 is inserted. The hole diameter from the insertion end 111 to the inner end 112 of the perforation is gradually reduced so that the cross section of the perforation guide 113 is in an inverted figure to facilitate the insertion of the wire 4 into the driving board 1.

When assembling, after inserting the plug wire 4 of the filament lamp into the through hole 11 of the driving board 1, the plug wire 4 is clamped by the clamping space 31 of the plug terminal 3 to be fixedly connected, because the through hole 11 includes the through hole insertion end 111 The perforation guide 113 with a gradually reduced aperture to the inner end 112 of the perforation facilitates the insertion of the plug wire 4 into the plug terminal 3. Therefore, the present invention can quickly insert and fix the plug wire 4 of the filament lamp, thereby greatly improving the assembly efficiency and being suitable for automated production.

In some examples, the plug-in terminal 3 is located below the through hole 11 of the drive board 1, and the center line of the clamping space 31 of the plug-in terminal 3 and the center line of the through hole 11 are located on the same straight line.

In some examples, it also includes an insulating plastic case 5 and a housing 6. The insulating plastic case 5 is arranged in the housing 6, and the insulating plastic case 5 is formed to accommodate the drive board 1, the plug-in terminal 3, and the cover 2. The cavity 51 makes the overall structure of the lamp holder simple and convenient for assembly.

As shown in Figure 8, another embodiment of the present invention provides a filament lamp, including a lamp cap and a light-emitting stem 7; the lamp cap includes a driving board 1 and plug-in terminals 3; a perforation 11 is provided on the driving board 1, and the perforation 11 includes a perforation The insertion end 111 to the inner end 112 of the perforation hole guide portion 113 with a gradually reduced aperture; the plug-in terminal 3 is arranged on the drive board 1 and forms an electrical connection with the drive board 1. The plug-in terminal 3 includes a clamping space 31 and a clamping space 31 Opposite the perforation 11 on the drive board 1. The light-emitting stem 7 leads out a hard-shaped plug-in wire 4 that can be inserted into the clamping space 31 of the plug-in terminal 3 through the through hole 11 of the driving board 1. Wherein, the plug-in terminal 3 can be any plug-in terminal 3 described in the foregoing embodiment.

When assembling, after inserting the plug wire 4 of the filament lamp into the through hole 11 of the driving board 1, the plug wire 4 is clamped by the clamping space 31 of the plug terminal 3 to be fixedly connected, because the through hole 11 includes the through hole insertion end 111 The hole guide portion 113 with the hole diameter gradually reduced to the inner end 112 of the hole, so as to facilitate the insertion of the plug wire 4 into the plug terminal 3. Therefore, the present invention can quickly insert and fix the plug wire 4 of the filament lamp, thereby greatly improving the assembly efficiency and being suitable for automated production.

In some examples, it also includes a blister 8, which is connected to the housing 6 of the lamp cap, and the luminous stem 7 is placed in the blister 8. The blister 8 protects the luminous stem 7 so that the luminous stem 7 is protected from the outside world. influences.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " "Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inner", "Outer", "Clockwise", "Counterclockwise" and other directions or positions indicated The relationship is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, therefore It cannot be understood as a limitation to the present invention.

In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features defined with "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present invention, "plurality" means two or more than two, unless otherwise specifically defined.

In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and other terms should be understood in a broad sense. For example, it can be a fixed connection or a detachable connection. , Or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication of two components or the interaction relationship between two components. For those of ordinary skill in the art, the specific meanings of the above-mentioned terms in the present invention can be understood according to specific situations.

In the present invention, unless expressly stipulated and defined otherwise, the "on" or "under" of the first feature of the second feature may include direct contact between the first and second features, or may include the first and second features. Not in direct contact but through other features between them. Moreover, "above", "above" and "above" the second feature of the first feature include the first feature being directly above and obliquely above the second feature, or it simply means that the level of the first feature is higher than that of the second feature. The "below", "below" and "below" the first feature of the second feature include the first feature directly below and obliquely below the second feature, or it simply means that the first feature has a lower level than the second feature.

In the description of this specification, descriptions with reference to the terms "one embodiment", "some embodiments", "examples", "specific examples", or "some examples" etc. mean specific features described in conjunction with the embodiment or example , Structure, materials or features are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above-mentioned terms should not be understood as necessarily referring to the same embodiment or example. Moreover, the described specific features, structures, materials or characteristics can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can join and combine different embodiments or examples described in this specification.

Although the embodiments of the present invention have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and should not be construed as limiting the present invention. Those of ordinary skill in the art can comment on the above-mentioned embodiments within the scope of the present invention. The embodiment undergoes changes, modifications, substitutions, and modifications.

Claims

A lamp holder for a filament lamp, which is characterized in that it comprises a drive board, a face cover and a plug-in terminal;

Perforation on the drive board;

The face cover is arranged on the first side of the drive plate, and is provided with a guide groove opposite to the perforation of the drive plate and including a guide part with a gradually reduced aperture from the insertion end to the inner end;

The plug-in terminal is arranged on the second side of the driving board and forms an electrical connection with the driving board. The plug-in terminal includes a clamping space, and the clamping space is opposite to the perforation on the driving board.
The filament lamp cap of claim 1, wherein one end of the guide groove is a guide portion, and the other end of the guide groove is a plug-in portion that can be inserted into the perforated hole of the driving board, and the plug-in portion is opposite to the clamping space of the plug-in terminal .
2. The filament lamp cap of claim 2, wherein the plug-in portion axially protrudes from the face cover, and the face cover is arranged on the driving board by a buckle.
The filament lamp cap of claim 1, wherein the plug-in terminal is located under the perforation of the driving board, and the center line of the clamping space of the plug-in terminal is on the same straight line as the center line of the perforation.
The filament lamp cap of claim 1, further comprising an insulating plastic case and a housing, the insulating plastic case is arranged in the housing, and the insulating plastic case is formed to contain the driving board, the plug-in terminal and the face cover. Containing cavity.
The filament lamp cap of claim 1, wherein the plug-in terminal includes a first clamping piece and a second clamping piece, and a clamping space is formed between the first clamping piece and the second clamping piece.
A filament lamp, characterized in that it comprises a light-emitting stem and the lamp cap according to any one of claims 1 to 6; Shaped plug-in wire.
7. The filament lamp of claim 7, further comprising a bulb, the bulb is connected to the housing of the lamp cap, and the luminous stem is placed in the bulb.
A lamp holder for a filament lamp, which is characterized in that it comprises a driving board and a plug-in terminal;

Perforations are provided on the drive board, and the perforations include a guide part with a gradually narrowing aperture from the insertion end to the inner end;

The plug-in terminal is arranged on the driving board and forms an electrical connection with the driving board. The plug-in terminal includes a clamping space, and the clamping space is opposite to the perforation on the driving board.
A filament lamp, characterized in that it comprises a light-emitting stem and the lamp cap as claimed in claim 9; the light-emitting stem leads out a hard plug wire which can be inserted into the clamping space of the plug terminal through the perforation of the driving board.