CN211821831U

CN211821831U - LED lamp strip capable of emitting light uniformly

Info

Publication number: CN211821831U
Application number: CN202020321719.6U
Authority: CN
Inventors: 熊辉
Original assignee: Shenzhen Lanyueguang Electronic Technology Co ltd
Current assignee: Shenzhen Lanyueguang Electronic Technology Co ltd
Priority date: 2020-03-13
Filing date: 2020-03-13
Publication date: 2020-10-30
Anticipated expiration: 2030-03-13

Abstract

The utility model discloses a uniformly luminous LED lamp strip, which comprises a circuit board; the LED lamp bead is provided with a front light-emitting surface and a back light-emitting surface, and one side, close to the back light-emitting surface, of the LED lamp bead is electrically connected to the circuit board; the LED lamp comprises a circuit board, a light emitting surface and an LED lamp bead, wherein the circuit board is provided with a positive electrode line body and a negative electrode line body which are arranged at intervals, the positive electrode line body and the negative electrode line body are electrically connected to one side, facing the positive light emitting surface, of the circuit board and are respectively located on two sides of the LED lamp bead, and the positive electrode line body and the negative electrode line body shield the positive light emitting surface. The utility model discloses the technique makes LED lamp strip luminous even to the luminous effect of LED lamp strip has been improved.

Description

LED lamp strip capable of emitting light uniformly

Technical Field

The utility model relates to the technical field of lamps and lanterns, in particular to evenly luminous LED lamp strip.

Background

As a novel light source, the LED light source has the advantages of high brightness, long service life, environmental protection, energy conservation and the like, so that the LED light source technology is widely applied to the illumination and decoration industries.

Currently, an LED light string in the related art generally includes an electric wire, a circuit board, and an LED light bead. Wherein, LED lamp pearl has positive light emitting area and back light emitting area, and one side that LED lamp pearl is close to back light emitting area is connected in the circuit board, and one side that the circuit board deviates from the positive light emitting area of LED lamp pearl is connected in the electric wire. However, because the light emitting wafer in the LED lamp bead is disposed close to the front light emitting surface of the LED lamp bead, the light emitting intensity of the front light emitting surface of the LED lamp bead is stronger than that of the back light emitting surface. Therefore, the back light-emitting surface of the LED lamp bead is connected to the circuit board, and the installation mode that the front light-emitting surface is exposed outside enables the light-emitting intensity of the LED lamp strip on the front side and the back side of the LED lamp bead to be uneven, so that the light-emitting effect of the LED lamp strip is reduced.

The above is only for the purpose of assisting understanding of the technical solutions of the present application, and does not represent an admission that the above is prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an even luminous LED lamp strip aims at making it luminous even to improve the luminous effect of LED lamp strip.

In order to achieve the above object, the present invention provides an electric wire including:

a circuit board;

the LED lamp bead is provided with a front light-emitting surface and a back light-emitting surface, and one side, close to the back light-emitting surface, of the LED lamp bead is electrically connected to the circuit board; and

the LED lamp comprises a circuit board, a light emitting surface, a circuit board, a light source and a light source, wherein the circuit board is provided with a positive electrode line body and a negative electrode line body which are arranged at intervals, the positive electrode line body and the negative electrode line body are electrically connected to one side, facing the positive light emitting surface, of the circuit board and are respectively located on two sides of the LED lamp bead, and the positive electrode line body and the negative electrode line body shield the.

The utility model discloses an in the embodiment, the circuit board towards one side of positive light emitting area is equipped with the mounting hole, LED lamp pearl is close to one side part in back of the body light emitting area inlays to be located in the mounting hole.

In an embodiment of the present invention, the mounting hole penetrates through two opposite sides of the circuit board, and the back light emitting surface is flush with the surface of the circuit board deviating from the front light emitting surface.

The utility model discloses an in the embodiment, the pore wall of mounting hole is equipped with the draw-in groove, the global fixture block that is equipped with in the outside of LED lamp pearl, the fixture block card is gone into in the draw-in groove, make LED lamp pearl detachably joint in the circuit board.

The utility model discloses an in the embodiment, the pore wall of mounting hole is equipped with two at least draw-in grooves, at least two the draw-in groove centers on the center of mounting hole is even interval setting, the outside of LED lamp pearl is global to be equipped with two at least fixture blocks, one the fixture block is with one the draw-in groove is relative setting, and this fixture block card goes into its and corresponds in the draw-in groove.

In an embodiment of the present invention, the mounting hole is provided with a guiding surface on a side of the circuit board facing the front light emitting surface.

In an embodiment of the present invention, the LED light bar with uniform light emission includes one circuit board and at least two LED light beads, the at least two LED light beads are electrically connected to the circuit board at a side close to the back light emission area and located between the anode wire body and the cathode wire body, and the anode wire body and the cathode wire body shield a part of the front light emission area of the at least two LED light beads;

or, the uniformly luminous LED lamp strip includes at least two circuit boards and at least two LED lamp beads, each LED lamp bead is electrically connected to one of the circuit boards at a side close to the back light emitting surface, the positive electrode line body and the negative electrode line body are both electrically connected to one side of the at least two circuit boards facing the positive light emitting surface and are respectively located at two sides of the at least two LED lamp beads, and the positive electrode line body and the negative electrode line body shield parts of the positive light emitting surface of the at least two LED lamp beads.

In an embodiment of the present invention, the positive electrode wire body and the negative electrode wire body each include a copper wire and an insulating layer, the copper wire is electrically connected to the circuit board, and the insulating layer is sleeved on the outer peripheral surface of the copper wire.

In an embodiment of the present invention, the copper wire is fixed to the circuit board by welding.

In an embodiment of the present invention, a distance between centers of the two copper wires is not less than 1 mm, and not greater than 10 mm.

The technical scheme of the utility model LED lamp strip is through being close to one side electric connection in the circuit board of back of the body light emitting area with LED lamp pearl, then with the equal electric connection of the positive line body of electric wire and negative pole line body in the circuit board is towards one side of positive light emitting area, and is located respectively the both sides of LED lamp pearl for positive line body and negative pole line body can shelter from partial positive light emitting area. So when this LED lamp strip during operation, through the effect of sheltering from of the anodal line body and negative line body, can reduce the luminous intensity of LED lamp strip in one side of the positive light emitting area of LED lamp pearl. So that the luminous intensity of the LED lamp strip on the side is approximately the same as the luminous intensity of the LED lamp strip on one side of the back light emitting surface of the LED lamp bead, the uniform light emission of the LED lamp strip is realized, and the light emitting effect of the LED lamp strip is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic view of an angle of view of an embodiment of the uniformly illuminated LED light bar of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				10	Circuit board	30b	Back luminous surface
10a	Mounting hole		31					Clamping block
				10b	Clamping groove		50		Electric wire
10c	Guide surface		51					Positive electrode wire body
				30	LED lamp bead	53	Negative electrode wire body
30a	Positive luminous surface

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides an even luminous LED lamp strip.

Referring to fig. 1, in an embodiment of the present invention, the LED light bar includes a circuit board 10, an LED light bead 30 and an electric wire 50. The LED lamp bead 30 is provided with a front light-emitting surface 30a and a back light-emitting surface 30b, and one side, close to the back light-emitting surface 30b, of the LED lamp bead 30 is electrically connected to the circuit board 10; the electric wire 50 comprises an anode wire body 51 and a cathode wire body 53 which are arranged at intervals, the anode wire body 51 and the cathode wire body 53 are electrically connected to one side of the circuit board 10 facing the positive light-emitting surface 30a and are respectively located on two sides of the LED lamp bead 30, and the anode wire body 51 and the cathode wire body 53 shield part of the positive light-emitting surface 30 a.

The utility model discloses an in the embodiment, circuit board 10 mainly used regulating voltage provides stable, reliable output voltage and supplies LED lamp pearl 30 work, can play the guard action to LED lamp pearl 30, avoids LED lamp pearl 30 to be damaged by too high voltage or electric current. The LED lamp bead 30 is mainly used for emitting light and has a front light-emitting surface 30a and a back light-emitting surface 30 b. The light emitting wafer in the LED lamp bead 30 is disposed close to the front light emitting surface 30a, so that the light emitting intensity of the front light emitting surface 30a is higher than that of the back light emitting surface 30 b. The electric wire 50 is mainly used for being connected with an external power supply, and transmitting current to the circuit board 10 and finally to the LED lamp beads 30 to realize the work of the LED lamp strip. Of course, in order to improve the energy saving performance of the LED light bar, the LED light bar may further include a solar panel electrically connected to the circuit board 10. Can use solar energy transformation electric energy through solar panel like this to reduced the consumption of this LED lamp strip to electric power in the use. Note that the LED is a Light Emitting Diode, which is a solid-state semiconductor device capable of converting electric energy into visible Light.

The technical scheme of the utility model one side electric connection of LED lamp strip through being close to back of the body light emitting area 30b with LED lamp pearl 30 is in circuit board 10, then with the equal electric connection of the positive wire body 51 of electric wire 50 and negative wire body 53 in one side of circuit board 10 towards positive light emitting area 30a to be located the both sides of LED lamp pearl 30 respectively, make positive wire body 51 and negative wire body 53 can shelter from partial positive light emitting area 30 a. So when this LED lamp strip during operation, through the effect of sheltering from of anodal line body 51 and negative pole line body 53, can reduce the luminous intensity of LED lamp strip in one side of the positive light emitting area 30a of LED lamp pearl 30. So that the luminous intensity of the LED lamp strip at the side is approximately the same as the luminous intensity of the LED lamp strip at one side of the back light-emitting surface 30b of the LED lamp bead 30, the uniform light emission of the LED lamp strip is realized, and the light-emitting effect of the LED lamp strip is improved.

The utility model discloses an in the embodiment, circuit board 10 is equipped with mounting hole 10a towards one side of positive light emitting area 30a, and LED lamp pearl 30 is close to one side part of back of the body light emitting area 30b and inlays and locate in mounting hole 10 a.

It can be understood that the contact area of the circuit board 10 and the LED lamp beads 30 can be increased by the arrangement of the mounting holes 10a, so that the mounting stability of the LED lamp beads 30 can be improved. In addition, the mounting hole 10a also provides a certain mounting space for the LED lamp bead 30, so that the mounting of the LED lamp bead and the mounting of the LED lamp bead are more compact, and the overall size of the LED lamp strip is reduced to reduce the occupation of the space. At this time, the circuit board 10 may be made of a transparent material to reduce the shading effect on the back light emitting surface 30b of the LED lamp bead 30.

In an embodiment of the present invention, the mounting holes 10a penetrate through two opposite sides of the circuit board 10, and the back light-emitting surface 30b is flush with the surface of the circuit board 10 away from the front light-emitting surface 30 a.

It can be understood that back light emitting area 30b parallel and level makes the face of giving out light of LED lamp pearl 30 can further avoid being influenced by the pore wall of mounting hole 10a and influence luminous effect on the face of giving out light on the back of circuit board 10 that deviates from positive light emitting area 30a, improves the luminous intensity of LED lamp strip in one side of the back light emitting area 30b of LED lamp pearl 30, with the luminous intensity of guaranteeing LED lamp strip in one side of the back light emitting area 30b of LED lamp pearl 30 and the luminous intensity's of LED lamp strip in one side of the positive light emitting area 30a of LED lamp pearl 30 uniformity. Simultaneously, so set up and also can further reduce the occupation of LED lamp pearl 30 to the space.

The utility model discloses an in the embodiment, mounting hole 10 a's pore wall is equipped with draw-in groove 10b, and global fixture block 31 that is equipped with in the outside of LED lamp pearl 30, fixture block 31 card go into in draw-in groove 10b, make LED lamp pearl 30 detachably joint in circuit board 10.

Can understand, LED lamp pearl 30 detachably joint in circuit board 10 for LED lamp pearl 30 can be dismantled it from circuit board 10 and maintain the change when taking place to damage, so avoided local damage and need maintain the change to whole, thereby reduced maintenance replacement cost. Further, the LED lamp can be fixed on the LED lamp beads 30 by clamping the clamping blocks 31 into the clamping grooves 10b of the circuit board 10 in an extruding mode, and the clamping blocks 31 are pulled out of the clamping grooves 10b of the circuit board 10, so that the LED lamp beads 30 can be detached. Therefore, the disassembly and assembly process of the LED lamp bead 30 is simplified, and the disassembly and assembly efficiency of the LED lamp can be improved. Of course, the present application is not limited thereto, and in other embodiments, the LED lamp bead 30 may also be fixed to the circuit board 10 by an adhesive, or may also be soldered to the circuit board 10.

The utility model discloses an in the embodiment, mounting hole 10 a's pore wall is equipped with two at least draw-in grooves 10b, and two at least draw-in grooves 10b are even interval setting around mounting hole 10 a's center, and LED lamp pearl 30's the outside global is equipped with two at least fixture blocks 31, and each fixture block 31 is relative the setting with a draw-in groove 10b to the card goes into in the draw-in groove 10b that corresponds with this fixture block 31.

It can be understood that the fastening force of the LED lamp bead 30 can be increased by the arrangement of the at least two clamping grooves 10b and the at least two clamping blocks 31, so that the stability of the installation of the LED lamp bead 30 is further improved. And two at least draw-in grooves 10b and two at least fixture blocks 31's even setting, then guaranteed the homogeneity to the everywhere fastening force of LED lamp pearl 30, avoid stress concentration to cause the pressure loss to LED lamp pearl 30.

In an embodiment of the present invention, the mounting hole 10a is provided with a guiding surface 10c on a side of the circuit board 10 facing the front light emitting surface 30 a.

It can be understood that the arrangement of the guiding surface 10c has a guiding effect on the process of inserting the LED lamp bead 30 into the mounting hole 10a, so as to guide the LED lamp bead 30 to be inserted into the mounting hole 10a without error.

The utility model discloses an in the embodiment, evenly luminous LED lamp strip includes a circuit board 10 and two at least LED lamp pearls 30, and two at least LED lamp pearls 30 all are in one side electric connection that is close to back light emitting area 30b in circuit board 10 to lie in between the cathode wire body 51 and the cathode wire body 53, the cathode wire body 51 and the cathode wire body 53 shelter from the partial positive light emitting area 30a of two at least LED lamp pearls 30.

It can be understood that, this circuit board 10 can extend along the length direction of electric wire 50 this moment, and at least two LED lamp pearl 30 are along the extending direction interval distribution of circuit board 10. Due to the fact that the circuit board 10 has a certain length, the circuit board 10 has strong supporting strength, and therefore the overall strength of the LED light bar is improved.

The utility model discloses an in one embodiment, evenly luminous LED lamp strip includes two at least circuit boards 10 and two at least LED lamp pearls 30, and each LED lamp pearl 30 is in one side electric connection that is close to back light emitting area 30b in a circuit board 10, and the equal electric connection of positive line body 51 and negative line body 53 is in one side that two at least circuit boards 10 face positive light emitting area 30a to be located two at least LED lamp pearl 30's both sides respectively, and positive line body 51 and negative line body 53 shelter from the partial positive light emitting area 30a of two at least LED lamp pearls 30.

It is understood that the arrangement of at least two circuit boards 10 may allow the volume of each circuit board 10 to be relatively small, which may reduce the use of production raw materials, thereby reducing the manufacturing cost.

In an embodiment of the present invention, the positive electrode wire 51 and the negative electrode wire 53 both include a copper wire and an insulating layer, the copper wire is electrically connected to the circuit board 10, and the insulating layer is sleeved on the outer peripheral surface of the copper wire.

It can be understood that the setting of insulating layer can effectual electrocute to avoid rivers to enter into the inside of electric wire 50, avoid the emergence of short circuit, thereby improved the security that LED lamp strip used. Wherein, the uniform layer can be made of polyvinyl chloride material or polyethylene material.

In an embodiment of the present invention, the copper wire is welded to the circuit board 10.

It can be understood that the copper wires are soldered to the circuit board 10 to ensure a stable connection therebetween and simplify the fixing process. Of course, the present application is not limited thereto, and in other embodiments, a slot may be disposed on the circuit board 10, and the copper wire is detachably inserted into the slot.

It can be understood that when the distance between the center distances of the two copper wires is less than 1 mm, the distance between the two copper wires is too small, so that the LED lamp bead 30 is inconvenient to install between the two copper wires, i.e., the installation complexity of the LED lamp bead 30 is increased. When the distance between the center distances of the two copper wires is greater than 10 mm, the distance between the two copper wires is too large, so that the shielding effect of the two copper wires on the front light-emitting surface 30a of the LED lamp bead 30 is reduced, and the difference between the light-emitting intensities of the LED lamp bar on the front light-emitting surface 30a and the back light-emitting surface 30b of the LED lamp bead 30 is still large. Therefore, the distance between the center distances of the two copper wires is set to be not less than 1 mm and not more than 10 mm, that is, the installation of the LED lamp bead 30 is facilitated; and the two copper wires can be ensured to have certain shielding effect on the front light-emitting surface 30a of the LED lamp bead 30, so that the luminous intensity of the LED lamp strip on the side is approximately the same as that of the LED lamp strip on the side of the back light-emitting surface 30b of the LED lamp bead 30. The distance between the center distances of the two copper wires can be 1 mm, 2 mm, 3 mm, 4 mm, 5 mm, 6 mm, 7 mm, 8 mm, 9 mm and 10 mm. Of course, any value of the above interval may be adopted, and the distance between the center distances of the two copper wires is not specifically limited in the present application.

The above is only the preferred embodiment of the present invention, and the patent scope of the present invention is not limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.

Claims

1. The utility model provides a uniformly luminous LED lamp strip which characterized in that includes:

a circuit board;

2. The uniformly luminous LED light bar of claim 1, wherein a mounting hole is formed in a side of the circuit board facing the front light emitting surface, and a side of the LED light bead close to the back light emitting surface is partially embedded in the mounting hole.

3. The uniformly illuminated LED light bar of claim 2, wherein the mounting holes extend through opposite sides of the circuit board, and the back light emitting surface is flush with a surface of the circuit board facing away from the front light emitting surface.

4. The uniformly luminous LED lamp strip of claim 2, wherein a groove is formed in the wall of the mounting hole, a clamping block is arranged on the outer circumferential surface of the LED lamp strip, and the clamping block is clamped in the groove, so that the LED lamp strip is detachably clamped on the circuit board.

5. The uniformly luminous LED lamp strip of claim 4, wherein the wall of the mounting hole is provided with at least two of the slots, the at least two slots are uniformly spaced around the center of the mounting hole, the outer circumferential surface of the LED lamp bead is provided with at least two of the fixture blocks, one fixture block is arranged opposite to one slot, and the fixture block is clamped into the corresponding slot.

6. The uniformly illuminated LED light bar of claim 2, wherein the mounting hole has a guiding surface on a side of the circuit board facing the front light emitting surface.

7. The uniformly light emitting LED light bar of claim 1, wherein the uniformly light emitting LED light bar comprises one said circuit board and at least two said LED light beads, each of said at least two LED light beads is electrically connected to said circuit board at a side close to the back light emitting surface and is located between said anode wire body and said cathode wire body, and said anode wire body and said cathode wire body block part of the front light emitting surface of at least two said LED light beads;

8. The uniformly light emitting LED light bar of any one of claims 1 to 7, wherein the positive wire body and the negative wire body each comprise a copper wire and an insulating layer, the copper wire is electrically connected to the circuit board, and the insulating layer is sleeved on an outer circumferential surface of the copper wire.

9. The uniformly illuminated LED light bar of claim 8, wherein the copper wires are soldered to the circuit board.

10. The uniformly illuminated LED light bar of claim 9, wherein the distance between the centers of said copper wires is not less than about 1 mm and not greater than about 10 mm.