CN210485356U

CN210485356U - LED net lamp

Info

Publication number: CN210485356U
Application number: CN201921494542.3U
Authority: CN
Inventors: 单西万; 杨土秀; 艾云东; 张�杰; 李群林; 刘启明; 闫肃; 刘艳勇; 贺君超; 蔡加会; 陈悦
Original assignee: Zhuhai Bojay Electronics Co Ltd
Current assignee: Zhuhai Bojay Electronics Co Ltd
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-05-08
Anticipated expiration: 2029-09-06

Abstract

The utility model discloses a LED net lamp, this LED net lamp includes: the LED lamp string comprises a first lead, a second lead, a third lead, a plurality of surface mounted LEDs and a plurality of packaging colloids; the at least two auxiliary lines and the at least two LED lamp strings are arranged at intervals one by one along the transverse direction; and the connecting pieces are used for connecting the lamp beads of each LED lamp string with the two auxiliary wires on the two sides of the LED lamp string in a staggered manner to form a net structure. The LED net lamp provided by the utility model is suitable for automatic production, is beneficial to reducing labor cost, lightening labor intensity, effectively improving production efficiency and improving the quality of the finished lamp string; and because the LED lamp string is provided with three wires, the intensity of the LED lamp string is high, and the falling of the surface mounted LED can be prevented when the LED lamp string is pulled.

Description

LED net lamp

Technical Field

The utility model relates to the field of lighting technology, especially, relate to a LED net lamp.

Background

Most of the traditional lamp decorations are provided with a plurality of spaced bulbs on a strip wire, and one end of the wire is plugged with a power supply, so that the whole lamp string can generate the decorative effect of power-on illumination or flickering. However, the conventional light string is not only monotonous in lighting effect due to the linearly arranged bulbs, but also troublesome and inconvenient to wind around places such as christmas trees when in use or to recover after use.

The net lamp designs with various different structural forms are developed recently, the whole lamp decoration is designed into a net shape, so that all bulbs and wires can be conveniently and integrally covered on decoration places (such as Christmas trees and shrubs) and the covering is quicker. The existing net lamp wire rods are all formed by wrapping copper wires with transparent PVC (polyvinyl chloride), the lamp beads adopt the traditional direct-insert LED (light-emitting diode) lamp, the lamp is welded, the production efficiency is low, and the quality consistency is low.

Disclosure of Invention

To the above-mentioned prior art current situation, the utility model aims to solve the technical problem that a LED net lamp that production efficiency is high, product quality is good is provided.

In order to solve the technical problem, the utility model provides a LED net lamp, include:

the LED lamp string comprises a first lead, a second lead, a third lead, a plurality of surface mount LEDs and a plurality of packaging colloids, the first lead, the second lead and the third lead are arranged side by side or twisted together in the transverse direction, the first lead, the second lead and the third lead respectively comprise a lead core and an insulating layer coated on the surface of the lead core, the insulating layer of the first lead is removed at intervals along the axial direction by a set length to form a plurality of first welding spots, the insulating layer of the second lead is removed at intervals along the axial direction by a set length to form a plurality of second welding spots, and the positions of the second welding spots and the positions of the first welding spots correspond to one another to form a plurality of welding lamp zones; the plurality of surface mounted LEDs are respectively arranged at the plurality of welding lamp areas, two welding pins of the surface mounted LEDs are respectively welded with the first welding points and the second welding points corresponding to the welding lamp areas, and the plurality of surface mounted LEDs are connected in parallel, series or series-parallel connection; the packaging colloid is coated on the surface of the patch LEDs and the surface of the third wire corresponding to the patch LEDs to form a plurality of lamp beads;

the at least two auxiliary lines and the at least two LED lamp strings are arranged at intervals one by one along the transverse direction; and

and the connecting pieces are used for connecting the plurality of lamp beads of each LED lamp string with the two auxiliary wires on the two sides of the LED lamp string in a staggered manner to form a net structure.

The utility model provides a LED net lamp adapts to automated production, is favorable to reducing the cost of labor, alleviates intensity of labour, effectively improves production efficiency, improves the finished product quality of lamp cluster. Moreover, the LED lamp string is provided with three wires, when the LED lamp string is a series lamp string, the third wire can increase the strength of the LED lamp string and prevent the patch LED from falling off when the LED lamp string is pulled; when the LED lamp string is a parallel lamp string, the third conducting wire is connected with the first conducting wire or the second conducting wire in parallel, so that the voltage attenuation speed is favorably reduced, and the LED lamp string is not limited by a power supply.

In one embodiment, the positions of the positive electrodes and the negative electrodes of two adjacent patch LEDs are opposite, and the first lead and the second lead between every two adjacent patch LEDs are cut alternately, so that the patch LEDs are connected in series, and the wire ends formed by cutting the first lead and the second lead are packaged inside the packaging colloid.

In one embodiment, at least two adjacent patch LEDs form a light emitting unit, the positive electrode and the negative electrode of the patch LED in each light emitting unit are arranged in the same position, the positive electrode and the negative electrode of two adjacent light emitting units are arranged in opposite positions, the first lead and the second lead between two adjacent light emitting units are cut off alternately, so that the patch LEDs are connected in series and parallel, and the wire ends formed by cutting off the first lead and the second lead are packaged in the packaging colloid.

In one embodiment, the positive electrodes and the negative electrodes of the plurality of patch LEDs are arranged in the same position, so that the plurality of patch LEDs are connected in parallel, and the third wire is electrically connected with the first wire or the second wire through at least one jumper wire bridged between the third wire and the first wire or the second wire.

In one embodiment, the connecting piece includes the fixed part, be provided with on the fixed part with lamp pearl assorted draw-in groove, lamp pearl with the auxiliary line card is gone into in the draw-in groove.

In one embodiment, the lamp beads, the auxiliary lines and the clamping grooves are fixed through glue.

In one embodiment, the connector further comprises a decorative portion connected with the fixing portion.

In one embodiment, the first, second and third wires are enameled or rubber covered wires.

The advantageous effects of the additional features of the present invention will be explained in the detailed description of the preferred embodiments of the present description.

Drawings

Fig. 1 is a schematic structural view of an LED mesh lamp in a first embodiment of the present invention;

fig. 2 is a schematic structural diagram of an LED string of an LED net lamp according to a first embodiment of the present invention;

fig. 3 is a schematic circuit diagram of an LED string of an LED net lamp according to a first embodiment of the present invention;

fig. 4 is a schematic view illustrating connection between a connection member of an LED net lamp, an encapsulant and an auxiliary wire according to a first embodiment of the present invention;

fig. 5 is a schematic circuit diagram of an LED string of an LED net lamp according to a second embodiment of the present invention;

fig. 6 is a schematic structural view of an LED net lamp in the third embodiment of the present invention;

fig. 7 is a schematic structural diagram of an LED string of an LED net lamp in the third embodiment of the present invention;

fig. 8 is a schematic circuit diagram of an LED string of an LED net lamp in the third embodiment of the present invention;

fig. 9 is a flowchart of a method for producing an LED mesh lamp according to an embodiment of the present invention;

fig. 10-12 are schematic diagrams illustrating a method for producing an LED net lamp according to an embodiment of the present invention, wherein fig. 10 is a schematic diagram illustrating an LED string and an auxiliary line after being on-line; FIG. 11 is a schematic view of a first row of molding compound being connected to a side trace; FIG. 12 is a schematic view of a first row of molding compound being connected to an auxiliary line on the other side;

fig. 13 is a flowchart of a method for producing LED string lights of an LED mesh lamp according to an embodiment of the present invention.

Description of reference numerals:

100. LED net lamps; 110. an LED light string; 111. a first conductive line; 112. a second conductive line; 113. a third conductive line; 114. a surface-mounted LED; 115. packaging the colloid; 116. a jumper wire; 120. an auxiliary line; 130. a connecting member; 131. a fixed part; 131a, a card slot; 132. and a decorative part.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings in conjunction with embodiments. It should be noted that the features in the following embodiments and examples may be combined with each other without conflict.

The upper, lower, left and right in this embodiment are only for convenience of description, and are not intended to limit the scope of the present invention, and the changes or adjustments of the relative relationship should be considered as the scope of the present invention.

Fig. 1 is a schematic structural diagram of an LED net lamp 100 in the first embodiment of the present invention, fig. 2 is a schematic structural diagram of an LED lamp string 110 of an LED net lamp 100 in the first embodiment of the present invention, and fig. 3 is a schematic circuit diagram of an LED lamp string 110 of an LED net lamp 100 in the first embodiment of the present invention. As shown in fig. 1-3, the LED net lamp 100 includes at least two LED lamp strings 110 (the number of the LED lamp strings 110 is 5 in the present embodiment), at least two auxiliary wires 120 (the number of the auxiliary wires 120 is 5 in the present embodiment), and a plurality of connectors 130.

The at least two LED strings 110 are arranged at intervals along a transverse direction, each LED string 110 includes a first wire 111, a second wire 112, a third wire 113, a plurality of surface mount LEDs 114, and a plurality of encapsulant 115, the first wire 111, the second wire 112, and the third wire 113 are arranged in parallel or twisted together, and each of the first wire 111, the second wire 112, and the third wire 113 includes a wire core (not shown in the figure) and an insulating layer (not shown in the figure) covering the surface of the wire core. The first, second, and third

conductive wires

111, 112, and 113 in this embodiment may be a rubber-covered wire or an enameled wire. The first conductive wires 111 and the second conductive wires 112 are removed from the insulating layers at intervals of a set length along the axial direction to form a plurality of first welding points (not shown) and a plurality of second welding points (not shown), and the positions of the plurality of second welding points correspond to the positions of the plurality of first welding points one by one to form a plurality of welding lamp areas. The plurality of patch LEDs 114 are respectively arranged at the plurality of welding lamp areas, two welding pins of the patch LEDs 114 are respectively welded on a first welding point and a second welding point of the corresponding welding lamp area, the positions of the positive pole and the negative pole of two adjacent patch LEDs 114 are opposite, the first lead 111 and the second lead 112 between every two adjacent patch LEDs 114 are alternately cut off, namely the first lead 111 between the previous two adjacent patch LEDs 114 is cut off, the second lead 112 is not cut off, the first lead 111 between the next two adjacent patch LEDs 114 is not cut off, the second lead 112 is cut off, and the process is repeated so as to connect the plurality of patch LEDs 114 in series. The plurality of encapsulant 115 respectively covers the surface of the plurality of patch LEDs 114 and the portion of the third wire 113 corresponding to the plurality of patch LEDs 114 to form a plurality of beads.

Fig. 3 is a schematic circuit diagram of an LED string 110 according to a first embodiment of the present invention. In use, one ends of the first and

third wires

111 and 113 are electrically connected, and the other ends of the first and

third wires

111 and 113 are respectively connected to the negative and positive electrodes of a driving power supply (not shown).

The at least two auxiliary lines 120 and the at least two LED strings 110 are arranged along the transverse direction at intervals. The main function of the auxiliary wire 120 is to form a net structure with the LED light string 110. Preferably, the auxiliary wire 120 is a conductive wire, and an end of one end of the auxiliary wire 120 is connected to an end of one end of the third conductive wire 113. When the auxiliary wire is used, the end of the other end of the auxiliary wire 120 is connected with the negative electrode of the driving power supply, and the end of the other end of the third wire 113 is connected with the positive electrode of the driving power supply.

The connecting member 130 is used for alternately connecting the plurality of the encapsulant 115 of each LED light string 110 and the two auxiliary wires 120 on two sides of the LED light string 110 to form a net structure. In one embodiment, as shown in fig. 4, the connecting member 130 includes a fixing portion 131, a slot 131a matched with the encapsulant 115 is disposed on the fixing portion 131, and the encapsulant 115 and the auxiliary wire 120 are inserted into the slot 131a, so as to connect the encapsulant 115 and the auxiliary wire 120. In order to prevent the connection member 130 from being detached, the encapsulant 115 and the auxiliary wires 120 are fixed to the card slot 131a by glue. In one embodiment, the connecting member 130 further includes a decoration portion 132, the decoration portion 132 is connected to the fixing portion 131, and the decoration portion 132 may have any other shape such as a star shape, a triangle shape, and the like.

The LED net lamp 100 provided by the present invention can be powered by a high voltage power supply (e.g. 220V power supply); furthermore, the third conductive wire 113 is connected to the first conductive wire 111 and the second conductive wire 112 through the encapsulant 115, which is beneficial to increase the strength of the LED light string 110 and prevent the chip LED114 from falling off when the LED light string 110 is pulled. In addition, the connecting piece 130 is coated outside the lamp bead, so that the attractiveness of the lamp string product is improved, and the service life of the product is prolonged.

Fig. 5 is a schematic circuit diagram of the LED string 110 of the LED net lamp 100 according to the second embodiment of the present invention. Unlike the first embodiment, the structure of the LED string 110 in the present embodiment is substantially the same as that in the first embodiment, except that: every two adjacent patch LEDs 114 (4 in this embodiment) form a light-emitting unit, the patch LEDs 114 in each light-emitting unit are connected in parallel, the positions of the positive electrodes and the negative electrodes of the two adjacent light-emitting units are oppositely arranged, and the first lead 111 and the second lead 112 between every two adjacent light-emitting units are alternately cut off, so that the patch LEDs 114 are connected in a series-parallel connection mode after being connected in parallel.

The LED string lights 110 of the LED net lamp 100 in this embodiment are series-parallel strings, and may be powered by a medium-high voltage power supply (e.g., 110V power supply). Moreover, the third conductive wire 113 is connected to the first conductive wire 111 and the second conductive wire 112 through the encapsulant 115, which is beneficial to increasing the strength of the LED light string 110 and preventing the patch LED114 from falling off when the LED light string 110 is pulled.

Fig. 6 is a schematic structural diagram of the LED net lamp 100 in the third embodiment of the present invention, fig. 7 is a schematic structural diagram of the LED lamp string 110 of the LED net lamp 100 in the third embodiment of the present invention, and fig. 8 is a schematic circuit diagram of the LED lamp string 110 of the LED net lamp 100 in the third embodiment of the present invention. As shown in fig. 6 to 8, the LED net lamp 100 in the present embodiment has substantially the same structure as the LED net lamp 100 in the first embodiment, except that a plurality of patch LEDs 114 are connected in parallel by a first wire 111 and a second wire 112, and a third wire 113 is connected to the first wire 111 or the second wire 112 by at least one jumper 116.

The LED string lights 110 of the LED net lamp 100 in this embodiment are parallel string lights, and may be powered by a low voltage power supply (e.g., 3V power supply). In addition, the third wire 113 is connected in parallel with the second wire 112, which is equivalent to increase the cross-sectional area of the second wire 112, thereby effectively reducing voltage attenuation and being beneficial to improving the light-emitting effect; moreover, the third conductive wire 113 is connected to the first conductive wire 111 and the second conductive wire 112 through the encapsulant 115, which is beneficial to increasing the strength of the LED light string 110 and preventing the patch LED114 from falling off when the LED light string 110 is pulled.

In another embodiment of the present invention, a method for producing the LED net lamp 100 is provided, as shown in fig. 9, the method comprises the following steps:

s11, providing at least two LED lamp strings 110, wherein the at least two LED lamp strings 110 are arranged along the direction perpendicular to the axial direction of the LED lamp strings 110.

S12, providing at least two auxiliary wires 120, wherein the at least two auxiliary wires 120 and the at least two LED strings 110 are arranged at intervals one by one along a direction perpendicular to the axial direction of the LED strings 110, as shown in fig. 10.

S12, sequentially connecting the plurality of encapsulant 115 of each LED string 110 with the two auxiliary wires 120 on two sides of the LED string 110 in sequence through the connectors 130 along the axial direction of the LED string 110 to form a mesh structure. The method comprises the following specific steps:

as shown in fig. 11, the lamp bead a and the lamp bead C are fixed by a fixture (not shown), the lamp bead B and the auxiliary line 120 are clamped by a manipulator, the other manipulator sucks the connecting member 130, and the connecting member 130 is clamped into the lamp bead B and the auxiliary line 120, so that the connection between the lamp bead B and the auxiliary line 120 on one side is completed. Then, the connector 130 and the bead D at the bead B are fixed by a clamp, the bead C and the auxiliary line 120 are clamped by a manipulator, the connector 130 is sucked by another manipulator, and the connector 130 is clamped into the bead C and the auxiliary line 120, thereby completing the connection of the bead C and the auxiliary line 120 at the other side (as shown in fig. 12). And circulating in such a way to finish the production of the LED net lamp.

Fig. 13 is a flowchart of a method for producing the LED string 110 of the LED net lamp 100 according to an embodiment of the present invention. As shown in fig. 13, the method for producing the LED light string 110 includes the following steps:

step S21, the first conductor 111 and the second conductor 112 are wired. The first wire 111 and the second wire 112 are arranged on the ground side by side through a wire feeding mechanism of the first wire 111 and the second wire 112.

And step S22, stripping wires. The first lead 111 and the second lead 112 are conveyed to a wire stripping station through a lead conveying mechanism, insulation layers on the surfaces of the first lead 111 and the second lead 112 are removed at intervals of a set interval through the wire stripping mechanism to form a first welding point and a second welding point, and the position of the first welding point corresponds to the position of the second welding point.

And step S23, spot welding the materials. The first welding point and the second welding point are conveyed to a point welding material station through a lead conveying mechanism, and welding materials are coated on the surfaces of the first welding point and the second welding point of the first lead 111 and the second lead 112 through the point welding material station, wherein the welding materials in the embodiment are tin paste.

Step S24, mounting the patch LED 114. The first welding point and the second welding point with the surfaces coated with the welding materials are conveyed to an LED mounting station through a wire conveying mechanism, and two welding feet of the SMD LEDs 114 are respectively mounted on the first welding point and the second welding point through an LED placing mechanism.

And step S25, welding. The chip LEDs 114 placed on the first welding point and the second welding point are conveyed to the welding station through the wire conveying mechanism, and two lamp pins of the chip LEDs 114 are welded with the first welding point and the second welding point of the first wire 111 and the second wire 112 through the welding mechanism.

And step S26, welding detection. The welded patch LED114 is conveyed to a welding detection station through a wire conveying mechanism, and the welding quality of the patch LED114 is detected through the welding detection mechanism.

Step S27, the third wire 113 is laid alongside the first wire 111 and the second wire 112 by the third wire 113 laying mechanism.

And step S28, packaging for the first time. The third lead 113 and the detected patch LED114 are conveyed to a first packaging station through a lead conveying mechanism, and the patch LED114 and the part of the third lead 113 opposite to the patch LED114 are packaged in a packaging colloid 115 through a first packaging mechanism to form a lamp bead.

And step S29, trimming. The lamp beads are conveyed to a trimming station through the wire conveying mechanism, whether trimming is conducted or not is judged through the trimming mechanism, if yes, the first wire 111 or the second wire 112 between two adjacent patch LEDs 114 is trimmed, and if not, the first wire 111 or the second wire 112 between two adjacent lamp beads is not trimmed.

And step S210, packaging for the second time. The lamp beads are conveyed to a second packaging station through the lead conveying mechanism, and if the first lead 111 or the second lead 112 between two adjacent lamp beads is cut off, the second packaging mechanism packages the packaging colloid 115 and a wire head formed after the first lead 111 or the second lead 112 is cut off in the packaging colloid 115.

The utility model provides a production method of LED net lamp 100, can produce the series connection, parallel connection or series-parallel connection lamp cluster automatically, reduce the cost of labor, lighten intensity of labour, effectively improve production efficiency, improve the finished product quality of lamp cluster; moreover, the produced net lamp can be supplied with power by high voltage or low voltage, the power supply condition of the net lamp power supply is expanded, and the use occasion of the net lamp is widened.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. An LED mesh lamp, comprising:

2. The LED net lamp according to claim 1, wherein the positions of the positive electrodes and the negative electrodes of two adjacent patch LEDs are opposite, and the first conducting wire and the second conducting wire between every two adjacent patch LEDs are cut alternately, so that the patch LEDs are connected in series, and the wire ends formed by cutting the first conducting wire and the second conducting wire are packaged inside the packaging colloid.

3. The LED net lamp according to claim 1, wherein at least two adjacent patch LEDs form a light emitting unit, the positions of the positive electrode and the negative electrode of the patch LEDs in each light emitting unit are arranged in the same manner, the positions of the positive electrode and the negative electrode of two adjacent light emitting units are arranged in the opposite manner, the first lead and the second lead between two adjacent light emitting units are cut alternately, so that the patch LEDs are connected in a mixed manner, and the ends of the cut first lead and the cut second lead are packaged in the packaging colloid.

4. The LED net lamp of claim 1, wherein the positive electrodes and the negative electrodes of the plurality of patch LEDs are arranged at the same position, so that the plurality of patch LEDs are connected in parallel, and the third wire is electrically connected with the first wire or the second wire through at least one jumper wire bridged between the third wire and the first wire or the second wire.

5. The LED net lamp according to claim 1, wherein the connecting member comprises a fixing portion, a clamping groove matched with the lamp bead is formed in the fixing portion, and the lamp bead and the auxiliary line are clamped into the clamping groove.

6. The LED net lamp of claim 5, wherein the lamp beads and the auxiliary lines are fixed with the clamping grooves through glue.

7. The LED mesh lamp according to claim 5, wherein the connector further comprises a decoration portion connected with the fixing portion.

8. The LED mesh lamp of claim 1, wherein the first wire, the second wire and the third wire are enameled wires or rubber wires.