CN209926065U - Flexible filament lamp - Google Patents

Abstract

The utility model relates to the technical field of lighting technology, a flexible filament lamp is provided, include: the cell-shell, the lamp holder, shell and flexible filament, the both ends of shell are connected with lamp holder and cell-shell respectively, still be equipped with stem and drive assembly in the shell, drive assembly is connected with lamp holder and flexible filament electricity respectively, the interval is equipped with first electrically conductive piece and second electrically conductive piece on the stem, first electrically conductive piece and second electrically conductive piece all are connected with drive assembly electricity, still be equipped with bearing structure on the stem that is located between first electrically conductive piece and the second electrically conductive piece, the last a plurality of confession flexible filament that are equipped with of bearing structure twines into spiral helicine draw-in groove, the one end and the first electrically conductive electricity of flexible filament are connected, the other end and the second. Through the clamping groove on the supporting structure, when the flexible lamp filament is installed, the flexible lamp filament is clamped in the clamping groove in a spiral winding mode, so that the lamp filament fixing device has the advantages of being fast in installation, reliable in fixing, greatly reduced in production cost and improved in production efficiency.

Description

A flexible filament lamp

technical field

The utility model relates to the technical field of lighting, in particular to a flexible filament lamp.

Background technique

With the development of lighting technology, incandescent lamps are gradually eliminated, and more and more applications of flexible filament lamps are used. Flexible filament lamps have good decorative and lighting functions, making them popular.

At present, the manufacturing method of flexible filament lamps is to set a plurality of fixing rings on the stem, and then manually thread the flexible filaments one by one through the fixing rings and fix them. It is labor-intensive, and the production efficiency is low, and the quality of the flexible filament lamp cannot be guaranteed.

Utility model content

The purpose of the present utility model is to provide a flexible filament lamp, which aims to solve the technical problems of low production efficiency and high cost of the flexible filament lamp in the prior art due to manual threading of the flexible filament lamp.

In order to achieve the above purpose, the technical solution adopted by the present invention is: a flexible filament lamp, comprising: a bulb, a lamp cap, a casing and a flexible filament, one end of the casing is connected to the lamp cap, and the other end of the casing is connected to the lamp cap. The bulb is connected, a core column and a driving component are also arranged in the outer shell, the driving component is electrically connected with the lamp cap and the flexible filament respectively, and the core column is provided with a first conductive member and a second conductive member at intervals. Two conductive members, the first conductive member and the second conductive member are both electrically connected to the driving component, and a support structure is further provided on the core column between the first conductive member and the second conductive member, The support structure is provided with a plurality of slots for the flexible filament to be wound into a spiral shape, one end of the flexible filament is electrically connected to the first conductive member, and the other end of the flexible filament is electrically connected to the second conductive member Pieces of electrical connection.

Preferably, the support structure at least comprises: two bending strips symmetrically arranged with the axis of the core column, each of the bending strips has a plurality of the clamping grooves, and the two ends of each of the bending strips are respectively fixed on said stem;

Or, the support structure at least includes: two bending bars arranged symmetrically with the axis of the core column, each of the bending bars has a plurality of the clamping grooves, and the two ends of each of the bending bars are respectively fixed on the on the first conductive member and the second conductive member;

Alternatively, the support structure includes: a plurality of support rods arranged at equal intervals along the extension direction of the core column, one end of each of the supports is arranged on the core column, and the other end is bent to form the clamping groove;

Or, the support structure at least includes: two bending strips, each of the bending strips has a plurality of the clamping grooves, two ends of the two bending strips are respectively fixed on the core column, and the two bending strips are respectively fixed on the core column. The folding strips are arranged asymmetrically about the axis of the stem.

Preferably, the support structure is a cylinder arranged on the core column, and the clamping groove is arranged on the outer side wall of the cylinder and is helical.

Preferably, the supporting structure comprises: a plurality of supporting plates arranged on the core column, and a plurality of the clamping grooves are arranged on the edges of the supporting plates.

Preferably: the supporting structure is made of metal material, glass material or plastic material.

Preferably: the supporting structure is made of metal material, ceramic material, glass material or plastic material.

Preferably, both the core column and the support structure are made of glass material or plastic material, and the support structure and the core column are integrally formed.

Preferably: the cross section of the card slot is U-shaped or C-shaped.

Preferably, there are two first conductive members and two second conductive members respectively, two flexible filaments are provided, and the two flexible filaments are connected in series or in parallel.

Preferably: the cylinder is a hollow cylinder.

The beneficial effects of the present utility model:

The utility model provides a flexible filament lamp, through the clamping groove on the support structure, the flexible filament is clamped in the clamping groove by a spiral winding method when the flexible filament is installed. Compared with the installation method of the ring, the flexible filament of the present invention has the advantages of fast installation and reliable fixing, which greatly reduces the production cost and improves the production efficiency.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only for the present utility model. For some novel embodiments, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without any creative effort.

1 is a schematic front view of a flexible filament lamp provided by an embodiment of the present invention;

2 is a schematic diagram of an explosion structure of a flexible filament lamp provided by an embodiment of the present invention;

3 is an exploded schematic diagram of the first structure of the support structure of the flexible filament lamp and the flexible filament provided by the embodiment of the present invention;

FIG. 4 is a schematic diagram of the assembly of the first structure of the support structure of the flexible filament lamp and the flexible filament provided by the embodiment of the present invention;

FIG. 5 is a schematic diagram of assembly of the second structure of the support structure of the flexible filament lamp and the flexible filament according to the embodiment of the present invention;

6 is a schematic diagram of the assembly of the third structure of the support structure of the flexible filament lamp and the flexible filament according to the embodiment of the present invention;

FIG. 7 is a schematic diagram of the assembly of the fourth structure of the support structure of the flexible filament lamp and the flexible filament provided by the embodiment of the present invention;

8 is a schematic diagram of the assembly of the fifth structure of the support structure of the flexible filament lamp and the flexible filament provided by the embodiment of the present invention;

FIG. 9 is a schematic diagram of the assembly of the sixth structure of the support structure of the flexible filament lamp and the flexible filament provided by the embodiment of the present invention.

Reference signs: 1, bulb; 2, flexible filament; 3, support structure; 31, bending strip; 32, support rod; 33, cylinder; 34, support plate; 35, card slot; 4, stem; 41. First conductive member; 42. Second conductive member; 5. Drive assembly; 6. Housing; 7. Lamp cap; 71. Eye piece.

Detailed ways

The following describes in detail the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary, and are intended to be used to explain the present invention, but should not be construed as a limitation of the present invention.

In the description of the present invention, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical" , "horizontal", "top", "bottom", "inside", "outside" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, only for the convenience of describing the present utility model and simplifying the description, Rather than indicating or implying that the indicated device or element must have a particular orientation, be constructed and operate in a particular orientation, it should not be construed as a limitation of the present invention.

In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first" or "second" may expressly or implicitly include one or more of that feature. In the description of the present invention, "plurality" means two or more, unless otherwise expressly and specifically defined.

In the present utility model, unless otherwise expressly specified and limited, the terms "installation", "connection", "connection", "fixed" and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection Connection, or integration; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication between the two elements or the interaction relationship between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

As shown in FIG. 1 and FIG. 2 , a flexible filament lamp provided by an embodiment of the present invention will now be described. The flexible filament lamp includes: a bulb 1 , a lamp cap 7 , a shell 6 and a flexible filament 2 . One end of the housing 6 is connected to the lamp cap 7, the other end of the housing 6 is connected to the bulb 1, the housing 6 is also provided with a stem 4 and a drive assembly 5, and the drive assembly 5 is electrically connected to the lamp cap 7 and the flexible filament 2, respectively, The core column 4 is provided with a first conductive member 41 and a second conductive member 42 at intervals, the first conductive member 41 and the second conductive member 42 are both electrically connected to the driving component 5, and the first conductive member 41 and the second conductive member 42 are respectively The drive assembly 5 is electrically connected to the drive assembly 5 through a conductive wire arranged inside the core column 4, and an eye piece 71 is also provided at the end of the lamp holder 7 away from the housing 6. The eye piece 71 cooperates with the lamp holder 7 to realize the positive and negative electrical connection with the external power supply, The driving component 5 mainly includes a driving circuit board and electronic components arranged on the driving circuit board.

Specifically: the core column 4 located between the first conductive member 41 and the second conductive member 42 is also provided with a support structure 3, and the support structure 3 is provided with a number of card slots 35 for the flexible filament 2 to be wound into a spiral shape. One end of the filament 2 is electrically connected to the first conductive member 41 , and the other end of the flexible filament 2 is electrically connected to the second conductive member 42 . In this embodiment, the stem 4 partially extends into the bulb 1 so that the flexible filament 2 is located in the bulb 1 , and the first conductive member 41 and the second conductive member 42 are made of metal materials.

In the flexible filament lamp provided by the embodiment of the present invention, through the slot 35 on the support structure 3, when the flexible filament 2 is installed, the flexible filament 2 is clipped in the slot 35 by spiral winding, which is different from the existing one. Compared with the installation method of passing through the fixing ring in the prior art, the flexible filament 2 of the present invention has the advantages of fast installation and reliable fixing, which greatly reduces the production cost and improves the production efficiency.

Specifically, in this embodiment, the stem 4 has a trumpet-shaped bottom, and the trumpet-shaped base is sealed with the bulb 1, so that the flexible filament 2 is sealed and assembled in the bulb 1, and the connection is sealed by flame melting. , the bubble shell 1 is also filled with heat dissipation gas, which is used to improve the heat dissipation effect of the bubble shell 1. The heat dissipation gas is helium or helium-oxygen mixed gas. The outer shell 6 is made of plastic material, and the outer shell 6 and the bubble shell 1 are connected by an adhesive method.

In this embodiment, one end of the flexible filament 2 is first welded with the first conductive member 41 or the second conductive member 42, and then wound in the slot 35 of the support structure 3. After the winding is completed, the other end of the flexible filament 2 is then welded with the first conductive member 41 or the second conductive member 42. The second conductive member 42 or the first conductive member 41 is welded, so that the flexible filament 2 has the advantages of fast and reliable fixing. Of course, in other embodiments, the flexible filament 2 can be wound in the slot 35 of the support structure 3 first, and then the two ends of the flexible filament 2 are welded to the first conductive member 41 and the second conductive member 42 respectively.

As shown in FIG. 3 and FIG. 4 , in the first implementation of this embodiment, the support structure 3 at least includes: two bending bars 31 symmetrically arranged with the axis of the core column 4 , and each bending bar 31 has several The two ends of each bending strip 31 are respectively fixed on the core column 4 in the clamping slot 35 . In this embodiment, the bending strip 31 is made of metal material, plastic material or glass material. When the bending strip 31 is made of metal material, the bending strip 31 and the core column 4 are combined by plugging and spot welding. Fixing, when the bending strips 31 are made of plastic or glass material, the bending strips 31 and the core post 4 are fixed by means of plugging and gluing, and the number of bending strips 31 can also be 4 or 6.

As shown in FIG. 5 , in the second implementation manner of this embodiment, the support structure 3 at least includes: two bending bars 31 symmetrically arranged with the axis of the core column 4 , and each bending bar 31 has a plurality of clamping grooves 35 , the two ends of each bending strip 31 are respectively fixed on the first conductive member 41 and the second conductive member 42 . In this embodiment, the bending bar 31 is made of metal material, plastic material or glass material, and both ends of the bending bar 31 are respectively connected with the first conductive member 41 and the second conductive member 42, thus reducing the number of core posts 41. The cost for installing the bending strip 31 is reduced, and the spot welding or glue bonding of the bending strip 31 is also convenient.

As shown in FIG. 6 , in the third embodiment of this embodiment, the support structure 3 includes: a plurality of support rods 32 arranged at equal distances along the extension direction of the core column 4 , and one end of each support is provided on the core column 4 , The other end is bent to form a card slot 35 . In this embodiment, the support rod 32 is made of metal material, plastic material or glass material; the support structure 3 is provided as a plurality of individual support rods 32, which saves materials on the one hand and facilitates manufacture on the other hand. In this embodiment, the opening of the clamping slot 35 is disposed toward the axis of the core column 4 , and a plurality of support rods 32 are formed on the core column 4 to form at least two rows to stably fix the flexible filament 2 . The support rods 32 and the core column 4 adopt a point Welded or glued or threaded to secure the connection.

As shown in FIG. 7 , in the fourth implementation of this embodiment, the support structure 3 at least includes: two bending bars 31 , each bending bar 31 has a plurality of clamping grooves 35 , and two ends of the two bending bars 31 They are respectively fixed on the core column 4, and the two bending strips 31 are arranged asymmetrically with the axis of the core column 4, so as to improve the installation diversity of the bending strips 31. In this embodiment, the bending strips 31 are made of metal materials, Or made of plastic material or glass material, in this embodiment, the bending bars 31 are arranged in a circular array with the axis of the stem 4 as the center of the circle, and the number of bending bars 31 may be 3 or 5.

As shown in FIG. 8 , in the fifth embodiment of the present embodiment, the support structure 3 is a column body 33 provided on the core column 4 , and the clamping groove 35 is provided on the outer side wall of the column body 33 and is helical. By arranging the support structure 3 as a column body 33 and the clamping groove 35 as a helical shape, the speed of winding the flexible filament 2 and the installation firmness are further improved. In this embodiment, the column body 33 is a hollow column body, which is used to reduce the overall weight of the flexible filament 2 lamp. Of course, the column body 33 can also be set as a solid column body; wherein, the column body 33 is made of metal materials, ceramic materials , glass material or plastic material. More specifically, the column body 33 is preferably made of transparent glass or plastic material, and the column body 33 is sleeved on the core column 4 and fixedly connected by means of adhesive.

As shown in FIG. 9 , in the sixth implementation of this embodiment, the support structure 3 includes: a plurality of support plates 34 arranged on the core column 4 , and a plurality of slots 35 are arranged on the edges of the support plates 34 . In this embodiment, four support plates 34 are provided, and the four support plates 34 form a cross-shaped plate, and a plurality of slots 35 are formed on the edge of the support plate 34 away from the core column 4 . In this embodiment, the support plate 34 is preferably made of metal material, ceramic material, glass material or plastic material, more specifically, the support plate 34 is preferably made of transparent glass or plastic material, and the support plate 34 is connected to the The core column 4 is fixedly connected, and in other embodiments, the supporting plates 34 may also be provided in 3, 5 or 6 pieces.

In this embodiment, the core column 4 is made of glass material. In other embodiments, the core column 4 can also be made of plastic material. When both the core column 4 and the support structure 3 are made of glass material or plastic material, the support structure 3 and the core column 4 are integrally formed, which saves the installation time between the support structure 3 and the core column 4 and further reduces the production cost.

In this embodiment, the cross section of the card slot 35 is U-shaped or C-shaped, and the size of the opening of the card slot 35 is sufficient for the flexible filament 2 to be inserted. In other embodiments, the opening of the card slot 35 may also be provided with a disengagement prevention portion, that is, the cross section is similar to a G shape, which can further ensure the firmness of the installation of the flexible filament 2 .

In this embodiment, two first conductive members 41 and two second conductive members 42 are respectively provided, two flexible filaments 2 are provided, and the two flexible filaments 2 are connected in parallel. The two flexible filaments 2 are connected in parallel, so that even if one of the flexible filaments 2 is damaged, it can still be ensured that the flexible filament 2 lamp can provide lighting normally. Of course, the two flexible filaments 2 may also be arranged in series. In other embodiments, one first conductive member 41 and one second conductive member 42 are provided, and one flexible filament 2 is provided. One end of the flexible filament 2 is connected to the first conductive member 41 and the other end is connected to the second conductive member 42 connect.

The flexible filament lamp provided by the embodiment of the present invention, through the support structure 3 and the card slot 35, can be applied to the existing spot welding table or simple tooling fixture, realize the automatic installation of the flexible filament 2, and can fast and reliably fix the flexible filament 2. The support structure 3 can be composed of a bending strip 31, a support rod 32, a column 33 or a support plate 34, so that the support structure 3 has the advantages of diversified structure and simple installation, and can be applied to different lamp types, and makes the The light of the flexible filament 2 is evenly distributed in the bulb 1, which effectively improves the heat dissipation effect and overall appearance of the flexible filament 2 lamp, and can realize the automatic, high-quality and high-efficiency production of the flexible filament lamp.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included in the present invention. within the scope of protection of the utility model.

Claims (10)

1. A flexible filament lamp comprising: bulb, lamp holder, shell and flexible filament, the one end of shell with the lamp holder is connected, the other end of shell with the bulb is connected, still be equipped with stem and drive assembly in the shell, drive assembly respectively with the lamp holder with flexible filament electricity is connected its characterized in that: the lamp comprises a core column and is characterized in that a first conductive piece and a second conductive piece are arranged on the core column at intervals, the first conductive piece and the second conductive piece are electrically connected with a driving assembly, a supporting structure is further arranged on the core column between the first conductive piece and the second conductive piece, a plurality of clamping grooves for winding the flexible lamp filament into a spiral shape are formed in the supporting structure, one end of the flexible lamp filament is electrically connected with the first conductive piece, and the other end of the flexible lamp filament is electrically connected with the second conductive piece.

2. The flexible filament lamp of claim 1, wherein: the support structure comprises at least: the two bending strips are symmetrically arranged along the axis of the core column, each bending strip is provided with a plurality of clamping grooves, and two ends of each bending strip are respectively fixed on the core column;

alternatively, the support structure comprises at least: two bending strips are symmetrically arranged along the axis of the core column, each bending strip is provided with a plurality of clamping grooves, and two ends of each bending strip are respectively fixed on the first conductive piece and the second conductive piece;

alternatively, the support structure comprises: the support rods are arranged at equal intervals along the extension direction of the core column, one end of each support is arranged on the core column, and the other end of each support is bent to form the clamping groove;

alternatively, the support structure comprises at least: the two bending strips are provided with a plurality of clamping grooves, two ends of each bending strip are fixed on the core column respectively, and the two bending strips are arranged asymmetrically along the axis of the core column.

3. The flexible filament lamp of claim 1, wherein: the supporting structure is a cylinder arranged on the core column, and the clamping groove is arranged on the outer side wall of the cylinder and is spiral.

4. The flexible filament lamp of claim 1, wherein: the support structure includes: the supporting plates are arranged on the core column, and the clamping grooves are formed in the edges of the supporting plates.

5. The flexible filament lamp of claim 2, wherein: the support structure is made of metal materials, glass materials or plastic materials.

6. The flexible filament lamp of claim 3 or 4, wherein: the supporting structure is made of metal materials, ceramic materials, glass materials or plastic materials.

7. The flexible filament lamp of claim 1, wherein: the core column and the supporting structure are both made of glass materials or plastic materials, and the supporting structure and the core column are integrally formed.

8. The flexible filament lamp of claim 1, wherein: the cross section of the clamping groove is U-shaped or C-shaped.

9. The flexible filament lamp of claim 1, wherein: the first conductive piece and the second conductive piece are respectively provided with two, the flexible lamp filaments are provided with two, and the two flexible lamp filaments are connected in series or in parallel.

10. The flexible filament lamp of claim 3, wherein: the cylinder is a hollow cylinder.

Images