CN212961463U

CN212961463U - LED circuit board assembly

Info

Publication number: CN212961463U
Application number: CN202022022835.0U
Authority: CN
Inventors: 程爱平; 许志军; 曾祥全; 徐国芳; 刘伟
Original assignee: Quzhou Tianying Electronics Co ltd
Current assignee: Quzhou Tianying Electronics Co ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-04-13
Anticipated expiration: 2030-09-16

Abstract

The utility model provides a LED circuit board assembly, include: the LED light source comprises a positive main guide plate, a negative main guide plate, an LED circuit board, a supporting assembly and a shell; the LED wiring board includes: the LED chip comprises an LED chip, an anode wire and a cathode wire, wherein the upper end of the LED chip is connected with the anode wire, and the lower end of the LED chip is connected with the cathode wire; the positive electrode lead is connected with the positive electrode main guide plate through a positive electrode connecting lead, and the negative electrode lead is connected with the negative electrode main guide plate through a negative electrode connecting lead; the support assembly includes: the lower end of the negative wire is fixedly connected with the supporting tripod, and the lower end of the supporting tripod is fixedly connected with the bottom plate; the utility model discloses simple structure, the installation of being convenient for, the cost of manufacture reduces, and heat dispersion is good, and the reliability and the actual working life of product all improve greatly, and its working length also prolongs greatly moreover.

Description

LED circuit board assembly

Technical Field

The utility model relates to a LED circuit board technical field specifically is a LED circuit board subassembly.

Background

In the LED circuit board of the prior art, the main lines of the LED circuit board product of the prior art are on the circuit board, that is, the main lines integrated with the circuit board are located at two side edges of the circuit board, and the main lines themselves are part of the conductive circuit layer of the circuit board, and are generally copper foils, which are mainly used for guiding the operating current of the LED. In practical application, for such a prior art LED circuit board, a group of left and right LED chips are generally connected in series, so that a plurality of LED chip series groups are formed on the LED circuit board, and then the LED chip series groups are connected in parallel by the main lines on both sides of the circuit board product. Typically, the head end and the tail end of the circuit board product have positive and negative polarities, and in practical application, the circuit board product is directly connected end to end. If the LED circuit board is too long, the LED chips connected in parallel are connected in series too much, the main lines on the two sides of the circuit board need to be loaded with too large current to generate excessive heat, the heat is not easy to rapidly dissipate together with the heat generated by the LED chips, the working temperature of the LED chips is too high, the reliability and the service life of the LED chips are further influenced, the service life of the whole LED circuit board assembly is short, and therefore the LED circuit board assembly is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a LED circuit board subassembly to solve the not high problem of reliability and life that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an LED board assembly comprising: the LED light source comprises a positive main guide plate, a negative main guide plate, an LED circuit board, a supporting assembly and a shell; the LED wiring board includes: the LED chip comprises an LED chip, an anode wire and a cathode wire, wherein the upper end of the LED chip is connected with the anode wire, and the lower end of the LED chip is connected with the cathode wire; the positive electrode lead is connected with the positive electrode main guide plate through a positive electrode connecting lead, and the negative electrode lead is connected with the negative electrode main guide plate through a negative electrode connecting lead; the support assembly includes: the supporting device comprises a bottom plate, a first supporting rod, a supporting tripod and a second supporting rod; the lower end of the negative electrode lead is fixedly connected with the supporting tripod; the lower end of the supporting tripod is fixedly connected with the bottom plate; the first support rod and the second support rod are fixed on the bottom plate, wherein the first support rod is fixedly connected with the positive main guide plate, and the second support rod is fixedly connected with the negative main guide plate.

Preferably, the LED circuit board is made of a flexible circuit board.

Preferably, the LED chips are arranged at equal intervals between the positive electrode lead and the negative electrode lead.

Further, it is characterized in that: the number of the LED chips is at least 3.

Preferably, there are 3-10 of said support tripods.

Preferably, the housing comprises: a cover plate and a bottom shell plate; the cover plate is hinged with the side plate of the shell.

Furthermore, the cover plate is provided with a positive wiring hole and a negative wiring hole; one side of the cover plate is provided with a groove; and the side plate of the shell is provided with a convex block corresponding to the groove.

Further, the shell is provided with heat dissipation holes; at least 6 heat dissipation holes are formed.

Preferably, the bottom plate is mounted on the bottom shell plate and fixed by a glue coating layer.

Preferably, a glue coating layer is coated between the groove and the bump.

Compared with the prior art, the utility model discloses the beneficial effect who has:

the utility model has simple structure and convenient installation, the positive and negative electrode main guide plates are arranged on one side, the space is saved, the heat dissipation of the LED circuit board is more convenient, and the connecting holes are arranged on the cover plate of the shell, so that the circuit board and other electronic elements can be conveniently assembled; the utility model discloses a LED circuit board subassembly cost of manufacture reduces, and heat dispersion is good, and the reliability and the actual working life of product all improve greatly, and its working length also prolongs greatly moreover.

Drawings

Fig. 1 is a schematic structural diagram of an LED circuit board assembly according to the present invention;

fig. 2 is a schematic structural diagram of a housing of an LED circuit board assembly according to the present invention;

fig. 3 is a top view of the LED circuit board assembly cover plate of the present invention.

Reference numerals: 1. anodal main guide, 2, negative pole main guide, 3, the LED circuit board, 4, the LED chip, 5, anodal wire, 6, negative pole wire, 7, anodal connecting wire, 8, negative pole connecting wire, 9, anodal wiring hole, 10, negative pole wiring hole, 11, bottom plate, 12, first bracing piece, 13, support tripod, 14, second bracing piece, 15, shell, 16, hinged end, 17, recess, 18, lug, 19, louvre, 20, apron.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments. In the following description, feature details such as specific configurations and components are provided only to help a full understanding of the embodiments of the present invention. Thus, it will be apparent to those skilled in the art that various changes and modifications may be made to the embodiments described herein without departing from the scope and spirit of the invention. In addition, descriptions of well-known functions and constructions are omitted for clarity and conciseness.

It should be appreciated that reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present invention. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

In various embodiments of the present invention, it should be understood that the sequence numbers of the following processes do not mean the execution sequence, and the execution sequence of the processes should be determined by the functions and the internal logic, and should not constitute any limitation to the implementation process of the embodiments of the present invention.

It should be understood that the term "and/or" herein is merely one type of association relationship that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

In the embodiments provided herein, it should be understood that "B corresponding to a" means that B is associated with a from which B can be determined. It should also be understood that determining B from a does not mean determining B from a alone, but may be determined from a and/or other information.

With reference to fig. 1-3, the utility model provides a LED circuit board assembly, include: anodal main guide 1, negative pole main guide 2, LED circuit board 3, supporting component, shell 15, wherein, LED circuit board 3 includes: LED chip 4, anodal wire 5, negative pole wire 6, the supporting component includes: a bottom plate 11, a first support rod 12, a support tripod 13 and a second support rod 14; the LED chips 4 are arranged between the anode lead 5 and the cathode lead 6 at equal intervals, the interval arrangement can effectively utilize space on one hand and can enhance the heat dissipation effect on the other hand, wherein at least 3 LED chips 4 are arranged, the anode lead 5 is arranged at the upper end of each LED chip 4, the cathode lead 6 is arranged at the lower end of each LED chip 4, and the length of each cathode lead 6 is greater than that of each anode lead 5; the positive lead 5 is connected with the positive main guide plate 1 through a positive connecting lead 7, and the negative lead 6 is connected with the negative main guide plate 2 through a negative connecting lead 8;

the lower end of the negative lead 6 is fixedly connected with a supporting tripod 13; the lower end of the supporting tripod 13 is fixedly connected with the bottom plate 11; the first support rod 12 and the second support rod 14 are fixed on the bottom plate 11, wherein the first support rod 12 is fixedly connected with the positive main guide plate 1, and the first support rod 12 plays a role in supporting the positive main guide plate 1; the second support rod 14 is fixedly connected to the negative main guide 2, the second support rod 114 supports the negative main guide 2, and further, a gap is formed between the positive main guide 1 and the negative main guide 2 and the gap is located on the same plane.

In one embodiment, the LED board 3 is made of a flexible circuit board, which provides excellent electrical performance, meets the design requirements for smaller and higher density mounting, and also helps to reduce assembly processes and enhance reliability.

In one embodiment, 3-10 support tripods 13 are provided, and the support tripods 13 are made of non-conductive materials.

In one embodiment, the housing 15 includes: a cover plate 20, a bottom shell plate; the cover plate 20 is hinged to a side plate of the housing 15.

Further, the cover plate 20 is provided with a positive wiring hole 9 and a negative wiring hole 10; one side of the cover plate 20 is provided with a groove 17; the side plates of the housing 15 are provided with projections 18 corresponding to the recesses 17.

Further, the housing 15 is provided with heat dissipation holes 19; at least 6 heat dissipation holes 19 are formed, and the heat dissipation holes 19 facilitate heat dissipation of the circuit board.

In one embodiment, the base plate 11 is mounted to the bottom shell plate and secured with an adhesive coating.

In one embodiment, a rubberized layer is applied between the grooves 17 and the bumps 18.

The utility model discloses the theory of operation: the bottom plate 11 supports a supporting tripod 13, the supporting tripod 13 supports the LED circuit board 4, and the bottom plate 11 is provided with a first supporting rod 12 and a second supporting rod 14, wherein the first supporting rod 12 supports the anode main guide plate 1, and the second supporting rod 14 supports the cathode main guide plate 2; install LED chip 4 equidistant between anodal wire 5 and negative pole wire 6 in the LED circuit board, be convenient for like this to carry out the dismouting to LED chip 4, can replace it when one or more of them LED chip 4 breaks down, still can guarantee after the replacement that whole LED circuit board subassembly continues to work, the life of LED circuit board subassembly has been improved, be provided with the cavity between LED chip 4 and anodal main guide 1, the negative pole main guide 2, make things convenient for LED circuit board 14 to dispel the heat like this. The installation process is that the technical staff scribbles the rubber coating in bottom plate 11 bottom, then installs on the under casing board in the shell, and finally, the recess 17 of apron 20 cooperatees with the lug 18 of curb plate to scribble the rubber coating and fix, wherein, the connecting wire of anodal main guide 1 is worn out from anodal wiring hole 9, and the connecting wire of negative pole main guide 2 is worn out from negative pole wiring hole 10.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. An LED circuit board assembly characterized in that: the method comprises the following steps: the LED light source comprises a positive electrode main guide plate (1), a negative electrode main guide plate (2), an LED circuit board (3), a supporting assembly and a shell (15); the LED wiring board (3) includes: the LED lamp comprises an LED chip (4), a positive wire (5) and a negative wire (6), wherein the upper end of the LED chip (4) is connected with the positive wire (5), and the lower end of the LED chip (4) is connected with the negative wire (6); the positive lead (5) is connected with the positive main guide plate (1) through a positive connecting lead (7), and the negative lead (6) is connected with the negative main guide plate (2) through a negative connecting lead (8); the support assembly includes: the support device comprises a bottom plate (11), a first support rod (12), a support tripod (13) and a second support rod (14); the lower end of the negative electrode lead (6) is fixedly connected with the supporting tripod (13); the lower end of the supporting tripod (13) is fixedly connected with the bottom plate (11); the first supporting rod (12) and the second supporting rod (14) are fixed on the bottom plate (11), wherein the first supporting rod (12) is fixedly connected with the positive main guide plate (1), and the second supporting rod (14) is fixedly connected with the negative main guide plate (2).

2. The LED circuit board assembly of claim 1, wherein: the LED circuit board (3) is made of a flexible circuit board.

3. The LED circuit board assembly of claim 1, wherein: the LED chips (4) are arranged between the anode lead (5) and the cathode lead (6) at equal intervals.

4. The LED circuit board assembly of claim 3, wherein: the number of the LED chips (4) is at least 3.

5. The LED circuit board assembly of claim 1, wherein: 3-10 supporting tripods (13) are provided.

6. The LED circuit board assembly of claim 1, wherein: the housing (15) comprises: a cover plate (20) and a bottom shell plate; the cover plate (20) is hinged with a side plate of the shell (15).

7. The LED circuit board assembly of claim 6, wherein: the cover plate (20) is provided with a positive wiring hole (9) and a negative wiring hole (10); a groove (17) is formed in one side of the cover plate (20); the side plate of the shell (15) is provided with a convex block (18) corresponding to the groove (17).

8. The LED circuit board assembly of claim 7, wherein: the shell (15) is provided with heat dissipation holes (19); at least 6 heat dissipation holes (19) are arranged.

9. The LED circuit board assembly of claim 6, wherein: the bottom plate (11) is arranged on the bottom shell plate and fixed by a glue coating layer.

10. The LED circuit board assembly of claim 7, wherein: and a glue coating layer is coated between the groove (17) and the lug (18).