CN216743941U

CN216743941U - LED decorative lamp string

Info

Publication number: CN216743941U
Application number: CN202122921798.1U
Authority: CN
Inventors: 单西万; 杨土秀; 李群林; 艾云东; 张�杰; 吴景天; 何华; 刘启明; 陈悦; 闫肃
Original assignee: Zhuhai Bojay Electronics Co Ltd
Current assignee: Zhuhai Bojay Electronics Co Ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-06-14
Anticipated expiration: 2031-11-25

Abstract

The utility model discloses a LED decorative lamp cluster, include: the LED lamp string comprises a lead and a plurality of LED light-emitting units connected with the lead; the lamp covers comprise cover tops and cover edges connected with the cover tops; the lampshade comprises a lampshade body and lampshade heads arranged at one end of the lampshade body, and the lampshade heads of the lampshade are respectively connected with the cover edges of the lamp covers; the lamp cover further comprises a supporting piece arranged in the cover edge, the supporting piece is used for supporting the LED light-emitting unit so that the LED light-emitting unit is located in the lamp shade, and the conducting wires on two sides of the LED light-emitting unit penetrate through a gap between the cover edge and the lamp shade head and are clamped tightly through the cover edge and the lamp shade head. The utility model discloses a LED decorative lamp cluster is owing to adopted above-mentioned structure, can realize the whole automated production of LED decorative lamp cluster, is favorable to reducing the cost of labor, alleviates intensity of labour, effectively improves production efficiency, improves the finished product quality of lamp cluster.

Description

LED decorative lamp string

Technical Field

The invention relates to the technical field of illumination, in particular to an LED decorative lamp string.

Background

The LED lamp string is a decorative lamp decoration containing luminous lamp beads, wires and the like, and is widely applied to industries such as decoration, building, landscape and the like. The LED lamp string is pursued by people due to the characteristics of energy conservation, environmental protection, beautiful appearance, low price and the like. In order to improve the appearance and the service life of the product, the positions of the lamp beads of some LED lamp strings are provided with hanging decoration parts. The existing LED decorative lamp string consists of a conducting wire, a plurality of light emitting diodes, a plurality of lamp caps and a plurality of lamp shades, wherein the plurality of light emitting diodes are respectively fixed on the plurality of lamp caps, two pins of the plurality of light emitting diodes are connected with the conducting wire, and the plurality of lamp shades are respectively buckled with the plurality of lamp caps. When the LED decorative lamp string is assembled, the positive and negative connecting terminals on the conducting wires firstly penetrate through the mounting holes on the lamp holder from the tail end of the lamp holder, then the positive and negative connecting terminals are respectively connected with the positive and negative interfaces at the tail end of the light-emitting diode, then the tail end of the light-emitting diode is inserted into the mounting holes on the lamp holder, and finally the lamp shade and the lamp holder are buckled together. Because the LED decorative lamp string with the structure needs wiring, the wiring can only be operated manually, and the automation cannot be realized, the assembly efficiency is low, the product cost is high, and the product quality cannot be guaranteed.

Disclosure of Invention

To the above-mentioned prior art current situation, the utility model aims to solve the technical problem that a but automated production's LED lamp cluster subassembly is provided to improve production efficiency and product quality, reduction in production cost is low.

In order to solve the technical problem, the utility model provides a LED decorative lamp cluster, include: the LED lamp string comprises a lead and a plurality of LED light-emitting units connected with the lead; the lamp covers comprise cover tops and cover edges connected with the cover tops; the lampshade comprises a lampshade body and lampshade heads arranged at one end of the lampshade body, and the lampshade heads of the lampshade are respectively connected with the cover edges of the lamp covers; the lamp cover further comprises a supporting piece arranged in the cover edge, the supporting piece is used for supporting the LED light-emitting unit so that the LED light-emitting unit is located in the lamp cover, and the conducting wires on two sides of the LED light-emitting unit penetrate through a gap between the cover edge and the lamp cover head and are clamped tightly through the cover edge and the lamp cover head.

The utility model discloses a LED decorative lamp cluster is owing to adopted above-mentioned structure, when production, carries the LED luminescence unit of LED lamp cluster to hanging decorations assembly station, carries lamp lid and lamp shade respectively to the both sides of LED luminescence unit, then detains the pressfitting with lamp lid and lamp shade, consequently can realize the whole automated production of LED decorative lamp cluster, is favorable to reducing the cost of labor, alleviates intensity of labour, effectively improves production efficiency, improves the finished product quality of lamp cluster.

In one embodiment, the support comprises a first support column and a second support column which are oppositely arranged at a certain interval, the tail ends of the first support column and the second support column are connected with the cover top, the LED light-emitting unit is located between the first support column and the second support column, and the wires on two sides of the LED light-emitting unit bypass the head ends of the first support column and the second support column.

In one embodiment, the head ends of the first support column and the second support column are respectively provided with a first limiting groove and a second limiting groove, and the wires at two sides of the LED light-emitting unit are respectively clamped in the first limiting groove and the second limiting groove.

In one embodiment, the lampshade head is located between the cover rim and the first support column and the second support column, the lead of one side of the LED light-emitting unit passes through a gap between the lampshade head and the outer side surface of the first support column and the inner side surface of the cover rim, and the lead of the other side of the LED light-emitting unit passes through a gap between the lampshade head and the outer side surface of the second support column and the inner side surface of the cover rim.

In one embodiment, the cover is provided with a first clamping groove along a position opposite to the first support column, the conducting wire on one side of the LED light-emitting unit passes through the first clamping groove, the cover is provided with a second clamping groove along a position opposite to the second support column, and the conducting wire on the other side of the LED light-emitting unit passes through the second clamping groove.

In one embodiment, the lampshade head is provided with a third clamping groove and a fourth clamping groove corresponding to the first clamping groove and the second clamping groove, a lead on one side of the LED light-emitting unit passes through the third clamping groove, and a lead on the other side of the LED light-emitting unit passes through the fourth clamping groove.

In one embodiment, a distance between bottom surfaces of the third and fourth card slots and an inner surface of the cap top is less than a distance between bottom surfaces of the first and second card slots and the inner surface of the cap top.

In one embodiment, the inner side surface of the cover edge is provided with a limiting step.

In one embodiment, the lamp cover further comprises a hook disposed on an outer surface of the cover top.

In one embodiment, the cap head and the cap rim are connected by a threaded connection, ultrasonic welding, adhesive or snap connection.

In one embodiment, the lamp bead comprises a patch LED and an encapsulation colloid, the patch LED is attached to the lead, and the encapsulation colloid is coated on the surface of the patch LED.

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 an exploded view of an LED decorative lamp string according to a first embodiment of the present invention;

FIGS. 2 and 3 are schematic perspective views of the lamp head of the LED decoration lamp string shown in FIG. 1, viewed from two different directions;

FIG. 4 is a cross-sectional view of the LED decoration light string shown in FIG. 1;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A;

FIG. 6 is a schematic diagram of the LED light string of the LED decoration light string shown in FIG. 1;

fig. 7 is an exploded view of a second embodiment of the present invention;

FIG. 8 is a cross-sectional view of the LED decoration light string shown in FIG. 7;

fig. 9 is a partially enlarged schematic view of a portion B in fig. 8.

Description of reference numerals: 10. an LED light string; 11. a wire; 111. a first conductive line; 112. a second conductive line; 113. A third conductive line; 12. an LED light emitting unit; 121. a surface-mounted LED; 122. packaging the colloid; 20. a lamp cover; 21. covering the top; 22. a cover rim; 221. a first card slot; 222. a second card slot; 223. a rib is protruded; 224. a limiting step; 23. a first support column; 231. a first limit groove; 24. a second support column; 241. a second limit groove; 25. Hooking; 30. a lamp shade; 31. a lampshade body; 32. a lamp shade head; 321. a third card slot; 323. and (4) a groove.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. It is apparent that the specific details set forth in the following description are merely exemplary of the invention, which can be practiced in many other embodiments that depart from the specific details disclosed herein. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.

In this document, when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The directional terms front, rear, upper and lower are defined as the positions of the components in the drawings and the positions of the components relative to each other, and are used for the sake of clarity and convenience in technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

As shown in fig. 1, the LED decoration lamp string in this embodiment includes an LED lamp string 10, a plurality of lamp covers 20 and a plurality of lamp covers 30, the LED lamp string 10 includes a wire 11 and a plurality of LED light emitting units 12 connected to the wire 11, the lamp cover 30 includes a lamp cover body 31 and a lamp cover head 32 disposed at one end of the lamp cover body 31, and a groove 323 extending in a circumferential direction is disposed on an outer side surface of the lamp cover head 32. Only one LED lighting unit 12, one lamp cover 20 and one lamp shade 30 are shown in this embodiment.

As shown in fig. 2 and 3, the exemplary lamp cover 20 includes a cover top 21, a circumferentially extending cover rim 22 connected to the cover top 21, and a support member disposed in the cover rim 22 for supporting the LED light emitting unit 12, wherein a circumferentially extending rib 223 is disposed on an inner side surface of the cover rim 22, and the rib 223 is snapped into a groove 323 on the cover head 32, so that the cover head 32 of the lamp cover 30 is connected to the cover rim 22 of the lamp cover 20. In one embodiment, the supporting member includes a first supporting column 23 and a second supporting column 24 which are oppositely arranged at a certain interval, the tail ends of the first supporting column 23 and the second supporting column 24 are connected with the cover top 21, and the head ends of the first supporting column 23 and the second supporting column 24 are respectively provided with a first limiting groove 231 and a second limiting groove 241 to prevent the lead from slipping. Alternatively, the support member may be a boss disposed within the cover rim 22, the top surface of the boss providing a mounting location for receiving the LED lighting unit 12.

As shown in fig. 3 and 4, the cover head 32 is inserted into the gap between the inner side surface of the cover rim 22 and the first support column 23 and the gap between the inner side surface of the cover rim 22 and the second support column 24, the LED light-emitting unit 12 is located between the first support column 23 and the second support column 24, and the wires on both sides of the LED light-emitting unit 12 bypass the first limiting groove 231 and the second limiting groove 241 of the head ends of the first support column 23 and the second support column 24, pass through the gap between the cover head 32 and the cover rim 22, and are clamped by the cover head 32 and the cover rim 22.

The utility model discloses a LED lamp cluster 10 subassembly is owing to adopted above-mentioned structure, when production, carries LED luminescence unit 12 to hanging decorations assembly station after the production process of LED lamp cluster 10, carries lamp shade 30 and lamp lid 20 respectively to the upper and lower both sides of LED luminescence unit 12, and the light emitting area of LED luminescence unit 12 is upwards, buckles lamp shade 30 and lamp lid 20 again and compresses to form the lamp holder, makes LED luminescence unit 12 hold in lamp shade 30, therefore can all 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 light emitting surface of the LED light emitting unit 12 is close to the center of the lampshade 30 as much as possible through the support, so that the brightness is increased, and the shadow is avoided.

As shown in fig. 3 and 4, a first engaging groove 221 is formed at a position of the cover edge 22 opposite to the first supporting pillar 23, a conducting wire at one side of the LED lighting unit 12 passes through the first engaging groove 221, a second engaging groove 222 is formed at a position of the cover edge 22 opposite to the second supporting pillar 24, and a conducting wire at the other side of the LED lighting unit 12 passes through the second engaging groove 222. The wire is restricted from moving in the circumferential direction by the first card slot 221 and the second card slot 222.

As shown in fig. 3 and 4, the cover of the present embodiment further includes hooks 25 disposed on the outer surface of the cover top 21 to facilitate hanging the LED string 10 on other objects (such as christmas trees).

The lamp housing 30 is made of transparent or translucent material, such as glass, plastic, etc. The shape of the lampshade 30 can be spherical, elliptical, or a natural shape, such as a fruit shape (e.g. strawberry) and the like.

FIG. 6 is a schematic diagram of the LED light string 10 of the LED decoration light string shown in FIG. 1. As shown, the wire 11 of the LED light string 10 includes a first wire 111, a second wire 112, and a third wire 113, the first wire 111, the second wire 112, and the third wire 113 are arranged side by side, and each of the first wire 111, the second wire 112, and the third wire 113 includes a wire core (not shown) and an insulating layer (not shown) 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 LED light emitting unit 12 of the LED light string 10 includes a patch LED121 and a package colloid 122, the patch LED121 is disposed at a welding area, two pins of the patch LED121 are respectively welded to a first welding point and a second welding point of the corresponding welding area, the positions of the positive electrode and the negative electrode of two adjacent patch LEDs 121 are opposite, the first wire 111 and the second wire 112 between every two adjacent patch LEDs 121 are alternately cut off, that is, the first wire 111 between two adjacent patch LEDs 121 is cut off, the second wire 112 is not cut off, the first wire 111 between two adjacent patch LEDs 121 is not cut off, the second wire 112 is cut off, and the above steps are repeated to connect a plurality of patch LEDs 121 in series. The plurality of encapsulant 122 respectively covers the surface of the plurality of patch LEDs 121 and the portion of the third wire 113 corresponding to the plurality of patch LEDs 121. The patch LEDs 121 may be connected in parallel or in series-parallel, in addition to being connected in series. Moreover, the conducting wires can comprise one conducting wire, two conducting wires, four conducting wires and the like besides three conducting wires.

Fig. 7-9 are schematic structural views of an LED decoration lamp string according to a second embodiment of the present invention. As shown in the drawings, the structure of the LED decoration lamp string in the present embodiment is substantially the same as that in the first embodiment, except that: the cover rim 22 is provided with a first locking groove 221 and a second locking groove 222 which are opposite to the first support column 23 and the second support column 24, and the lamp shade head 32 is provided with a third locking groove 321 and a fourth locking groove which are corresponding to the first locking groove 221 and the second locking groove 222. The lead of one side of the LED light-emitting unit 12 passes through the gap between the outer side surface of the first support column 23 and the inner side surface of the lamp cover head 32, the third slot 321, the gap between the inner side surface of the lamp cover head 32 and the inner side surface of the cover rim 22, and the first slot 221, and the lead of the other side of the LED light-emitting unit 12 passes through the gap between the outer side surface of the second support column 24 and the inner side surface of the lamp cover head 32, the fourth slot, the gap between the inner side surface of the lamp cover head 32 and the inner side surface of the cover rim 22, and the second slot 222.

Preferably, a distance between bottom surfaces of the third and

fourth card slots

321 and 222 to an inner surface of the cap top 21 is smaller than a distance between bottom surfaces of the first and

second card slots

221 and 222 to the inner surface of the cap top 21. Therefore, when the cover rim 22 is buckled with the lampshade head 32, the conducting wire is pressed into a U shape, the clamping force between the conducting wire and the cover rim 22 and between the conducting wire and the lampshade head 32 is larger, and the conducting wire is prevented from moving. Preferably, the inner side surface of the cover rim 22 is provided with a limiting step 224, and the limiting step 224 cooperates with the third slot 321 and the fourth slot to clamp the wire.

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 decorative light string, comprising:

the LED lamp string comprises a lead and a plurality of LED light-emitting units connected with the lead;

the lamp covers comprise cover tops and cover edges connected with the cover tops;

the lampshade comprises a lampshade body and lampshade heads arranged at one end of the lampshade body, and the lampshade heads of the lampshade are respectively connected with the cover edges of the lamp covers;

the LED lamp cover is characterized by further comprising a supporting piece arranged in the cover edge, the supporting piece is used for supporting the LED light-emitting unit so that the LED light-emitting unit is located in the lamp cover, and conducting wires on two sides of the LED light-emitting unit penetrate through a gap between the cover edge and the lamp cover head and are clamped tightly through the cover edge and the lamp cover head.

2. The LED decorative light string of claim 1, wherein the support member comprises a first support post and a second support post disposed opposite to each other at a distance, the tail ends of the first support post and the second support post are connected to the cover top, the LED light emitting unit is disposed between the first support post and the second support post, and the wires on both sides of the LED light emitting unit bypass the head ends of the first support post and the second support post.

3. The LED decorative lamp string according to claim 2, wherein the first support column and the second support column have first and second limiting grooves at the head ends thereof, respectively, and the wires at the two sides of the LED light-emitting unit are respectively clamped in the first and second limiting grooves.

4. The LED decorative lamp string according to claim 2, wherein the lamp shade head is located between the cover rim and the first and second support columns, the wires on one side of the LED light-emitting unit pass through a gap between the lamp shade head and the outer side of the first support column and the inner side of the cover rim, and the wires on the other side of the LED light-emitting unit pass through a gap between the lamp shade head and the outer side of the second support column and the inner side of the cover rim.

5. The LED decorative light string of claim 4, wherein the cover has a first slot along a position opposite to the first support post, a wire on one side of the LED light-emitting unit passes through the first slot, and a second slot along a position opposite to the second support post, and a wire on the other side of the LED light-emitting unit passes through the second slot.

6. The LED decorative lamp string according to claim 5, wherein a third slot and a fourth slot corresponding to the first slot and the second slot are formed on the lampshade head, a wire on one side of the LED light-emitting unit passes through the third slot, and a wire on the other side of the LED light-emitting unit passes through the fourth slot.

7. The LED decorative light string of claim 6, wherein a distance between bottom surfaces of the third and fourth card slots and the inner surface of the cover top is less than a distance between bottom surfaces of the first and second card slots and the inner surface of the cover top.

8. The LED decorative light string of claim 6, wherein the cover rim has a stop step on an inside surface thereof.

9. The LED decorative light string of claim 1, wherein the light cover further comprises a hook disposed on an outer surface of the cover top.

10. The LED decorative light string of claim 1, wherein the cap head and the cap rim are connected by a threaded connection, ultrasonic welding, adhesive bonding, or snap fit.