CN217519794U

CN217519794U - Backlight source with curved surface LED lamp

Info

Publication number: CN217519794U
Application number: CN202221085862.5U
Authority: CN
Inventors: 杨磊; 魏玲枫; 阳耀启; 樊劼
Original assignee: Xinli Photoelectric Renshou Co Ltd
Current assignee: Xinli Photoelectric Renshou Co Ltd
Priority date: 2022-05-07
Filing date: 2022-05-07
Publication date: 2022-09-30
Anticipated expiration: 2032-05-07

Abstract

The utility model discloses a backlight with curved surface LED lamp belongs to backlight technical field. The backlight source with the curved surface LED lamp comprises LED lamp beads, an insulating shell and two electrode pins, wherein the two electrode pins are electrically welded with the LED lamp beads; the LED lamp beads are fixedly sealed in the insulating shell through fillers, the bottom ends of the two electrode pins penetrate out of the bottom end of the insulating shell, and the upper surface of the insulating shell is a curved surface. The utility model provides a LED lamp that present tradition used mostly be planar form, being close to LED lamp strip in a poor light more, the light efficiency is just not good more, appears the problem of the uneven condition of brightness more easily.

Description

Backlight source with curved surface LED lamp

Technical Field

The utility model relates to a backlight technical field specifically is a backlight with curved surface LED lamp.

Background

The LED lamp gradually enters thousands of households due to the advantages of high efficiency, energy conservation, health, environmental protection, safety, long service life and the like, and is widely applied to industrial production due to small volume, flexibility and good anti-seismic performance, and the application field relates to aspects of power locomotives, household appliances, mechanical production and the like.

The light source is provided by a plurality of LED lamps at the bottom, and then is uniformly spread on the whole backlight surface by various backlight film materials.

The current chinese patent application No. 2016211763970 discloses a planar tube LED lamp, which includes: the LED lamp tube comprises a lamp tube shell and a light source body, wherein the light source body comprises an LED lamp bead arranged in the lamp tube shell and a pin which is LED out from the bottom of the LED lamp bead and protrudes out of the lamp tube shell; the plane side of the mounting through hole is provided with an air leakage hole; and the lens is arranged at the top of the shell of the lamp tube body and is tightly attached to the colloidal particles of the upper cavity. Because the light source is provided by a plurality of LEDs, when the planar LED lamp is used as the light source, the closer to the backlight LED lamp strip, the worse the lighting effect is, and the more easily the uneven brightness occurs.

SUMMERY OF THE UTILITY MODEL

1. The to-be-solved technical problem of the utility model

An object of the utility model is to provide a backlight with curved surface LED lamp to solve the problem that proposes in the above-mentioned background art:

the LED lamp that present tradition used is mostly planar form, is being close to LED lamp strip in a poor light more, and the light efficiency is just not good more, appears the problem of the uneven condition of bright dark more easily.

2. Technical scheme

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

the backlight source with the curved surface LED lamp comprises LED lamp beads, an insulating shell and two electrode pins, wherein the two electrode pins are electrically welded with the LED lamp beads;

the LED lamp beads are fixedly sealed in the insulating shell through fillers, the bottom ends of the two electrode pins penetrate out of the bottom end of the insulating shell, and the upper surface of the insulating shell is a curved surface.

When fixing LED light bead, do not interfere the divergence of light bead light, realize luminous, preferably, the filler is for having the colloidal particle of sealed light source body and integrative solidification.

Run through to lamp body inside, increase the area of contact of insulating casing and air, guarantee good air permeability, cool down the protection to the lamp body, prolong its life, it is preferred, the horizontal drawing is equipped with the ventilation hole in the insulating casing, the ventilation hole runs through whole insulating casing.

Preferably, a rotating assembly is arranged at the bottom of the insulating shell and used for supporting the insulating shell to rotate.

The cooperation ventilation hole for the orientation in ventilation hole keeps unanimous with the wind direction, with the high efficiency of guaranteeing to ventilate, preferred, the runner assembly includes sleeve, vaulting pole and two sets of conductive parts, the sleeve rotates the cover and establishes on the vaulting pole top, the perpendicular fixed mounting of insulating casing is on the sleeve top.

The transmission of electric energy is realized in the rotating process, preferably, the conductive part comprises an insulating sleeve, a conductive ring, a conductive block and a conductive plate, the insulating sleeve is fixedly sleeved on the stay bar, the conductive ring is fixedly attached in the insulating sleeve, the conductive block is embedded in the conductive ring in a sliding manner, and two ends of the conductive plate are respectively electrically welded with the conductive block and the end part of the electrode pin.

The conductive block can slide in the conductive ring, stable transmission of electric energy can be guaranteed, and preferably, the conductive block and the conductive ring are in transition fit.

Preferably, the top end of the insulating shell is provided with an adjusting part, and the adjusting part is used for adjusting the curvature.

The bending degree of insulating casing top is adjusted to the angle that the LED light pearl was dispersed is adjusted, and is preferred, the regulating part includes euphotic layer and two cutting ferrule, two cutting ferrule symmetry fixed mounting is in insulating casing both sides, the euphotic layer both ends are established respectively in two cutting ferrules.

The curvature of the light transmission layer can be adjusted, and preferably, the light transmission layer is made of an elastic material.

The position of euphotic layer is spacing, makes it keep certain bending degree to form different curved surfaces, reach the adjustment that light dispersed the scope, it is preferred, euphotic layer both sides upper surface all fixed mounting has a plurality of archs, it has the stopper all to fix the arrangement in the buckle, the stopper is the elasticity material.

3. Advantageous effects

(1) The utility model sets the top end of the insulating shell into a curved surface, adopts a curved surface design, and compared with the traditional planar backlight LED lamp, when the curved surface LED lamp emits light, the curved surface LED lamp has a larger-angle light emitting direction, which is beneficial to the dispersion and dispersion of the light, so that the light emitting of the LED lamp can be more uniform, and the optical effect of the backlight bottom is optimized;

(2) the utility model discloses a ventilation hole that runs through insulating casing can increase the area of contact of insulating casing and air, thereby accelerate the lamp body heat to disperse, have the cooling effect, the life of extension equipment, simultaneously, cooperate the rotatable part, under the effect of the air impact force that flows, air and air vent inner wall effect, produce thrust to insulating casing, under the effect of thrust, can realize the rotation of insulating casing, thereby in time adjust the direction under the striking of air current to the orientation of ventilation hole, make the water conservancy diversion direction keep unanimous with the direction that the air flows, in order to realize the radiating high efficiency of air current, realize radiating maximize;

(3) the utility model discloses a change the crooked degree of euphotic layer, can adjust the divergence angle of the light that the LED light pearl jetted out, the cooperation is adjusted the interval between two lamp body equipment, can carry out further adjustment to the divergence angle of the light that the LED light pearl sent according to specific user demand, with the realization under the condition that satisfies the luminance demand, it is great to make two adjacent lamp body intervals as far as, thereby can reduce lamp body equipment's use, and then saved the purpose of cost.

Drawings

Fig. 1 is a schematic front view cross-sectional structural diagram of a backlight source with a curved LED lamp according to the present invention;

fig. 2 is a schematic structural view of a backlight source with a curved LED lamp according to the present invention;

fig. 3 is a schematic front cross-sectional structural view of a backlight source using a rotating assembly and an adjusting member with a curved LED lamp according to the present invention;

fig. 4 is a schematic front cross-sectional structural view of a backlight source of a conventional planar LED lamp according to the present invention, which uses a rotating assembly and an adjusting member;

fig. 5 is an enlarged view of a structure at a position a in fig. 4 of a backlight source with a curved LED lamp according to the present invention.

The reference numbers in the figures illustrate:

1. LED lamp beads; 2. an insulating housing; 3. an electrode pin; 4. a filler; 5. a sleeve; 6. a stay bar; 7. an insulating sleeve; 8. a conductive ring; 9. a conductive block; 10. a conductive plate; 11. a light transmitting layer; 12. a ferrule; 13. a protrusion; 14. a limiting block; 15. a vent hole.

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 work belong to the protection scope of the present invention.

Example 1:

referring to fig. 1-5, a backlight source with curved LED lamp comprises LED lamp beads 1, an insulating housing 2 and two electrode pins 3, wherein the two electrode pins 3 are electrically welded to the LED lamp beads 1;

LED lamp pearl 1 is fixed to be sealed through filler 4 and is existed in insulating

casing

2, and 2 bottoms of insulating casing are all worn out to 3 bottoms of two electrode pins, and 2 upper surfaces of insulating casing are the curved surface.

Filler 4 is for having the colloidal particle of sealed light source body and integrative solidification, and the colloidal particle through sealed light source body and integrative solidification is as filler 4, fixes LED lamp pearl 1, makes it can be stabilized firm fixing in insulating casing 2, simultaneously, can not lead to the fact the influence to the light propagation that LED light pearl 1 sent.

The device is fixed on a specified mounting plate, and the two electrode pins 3 are respectively connected with the anode and the cathode of an external power supply, the LED lamp beads 1 are powered to emit light, the light of the LED lamp beads 1 penetrates through the filler 4 and is emitted to the outside through the insulating shell 2, the backlight source is formed on the surface of the mounting plate, and compared with the traditional plane backlight LED lamp, the curved surface design is adopted at the top end of the insulating shell 2, so that when the LED light bead 1 emits light, the curved surface has a light emitting direction with a larger angle, which is beneficial to the dispersion and dispersion of the light, the light emitting of the LED light bead 1 can be more uniform, the light emitting edges of two adjacent light emitting bodies are connected, therefore, the formed light source area has no gap, the closer to the backlight LED lamp strip can be eliminated, the better the lighting effect is, and the more easily the uneven brightness condition occurs.

Example 2:

referring to fig. 1 to 5, there are shown differences according to embodiment 1; horizontal opening is equipped with ventilation hole 15 in insulating casing 2, ventilation hole 15 runs through whole insulating casing 2, when using, sends out light through power drive LED light pearl 1, when LED light pearl 1 sends out light, can produce light energy, simultaneously, also can produce a large amount of heats, through ventilation hole 15 that runs through insulating casing 2, can increase the area of contact of insulating casing 2 with the air to lamp body heat is dispersed with higher speed, has the cooling effect, prolongs the life of equipment.

Insulating casing 2 bottom is equipped with rotating assembly, and rotating assembly is used for supporting insulating casing 2's rotation, and cooperation ventilation hole 15 adjusts insulating casing 2's direction, can be so that ventilation hole 15's orientation along the wind direction, guarantees radiating high efficiency.

The rotating assembly comprises a sleeve 5, a support rod 6 and two groups of conductive parts, the sleeve 5 is rotatably sleeved at the top end of the support rod 6, and the insulating shell 2 is vertically and fixedly installed at the top end of the sleeve 5.

Example 3:

as a further optimization of the embodiment 2, the conductive part includes an insulating sleeve 7, a conductive ring 8, a conductive block 9 and a conductive plate 10, the insulating sleeve 7 is fixedly sleeved on the stay bar 6, the conductive ring 8 is fixedly attached in the insulating sleeve 7, the conductive block 9 is embedded in the conductive ring 8 in a sliding manner, and two ends of the conductive plate 10 are respectively electrically welded with the conductive block 9 and the end of the electrode pin 3.

For transition fit between conducting block 9 and the conducting ring 8, transition fit can make conducting block 9 rotate to conducting ring 8, can not influence the transmission of electric energy simultaneously, continuously supplies power for LED light bead 1.

When the LED light bead 1 is used for emitting light, a large amount of heat can be generated, because the existence of the ventilation hole 15, the natural flow of air can enter the ventilation hole 15, the flowing air in the ventilation hole 15 can take the heat generated by the LED lamp bead 1 out, the heat is radiated, the purpose of heat radiation is achieved, through the mode, the flow of air can be utilized, the heat of the lamp body is radiated, the contact area between the lamp body and the air is increased, the effective area of heat radiation is further increased, the problem that the LED lamp bead 1 is damaged due to overhigh temperature is avoided, the service life of the equipment is prolonged, and the cost is saved.

The flowing air has impact force, when the flowing air gets into the vent hole 15, can contact with the side wall of the vent hole 15, when the conduction direction of the vent hole 15 is along the flowing direction of the air, the air flow can smoothly pass through the inside of the vent hole 15, and flow out through the end part, take away the heat, when the orientation of the vent hole 15 has an included angle with the flowing direction of the air, because the flowing air has impact force, the air acts on the inner wall of the vent hole 15, thrust is generated on the insulating shell 2, under the action of the thrust, the insulating shell 2 is supported by the sleeve 5, and rotates at the top end of the brace rod 6, so that the orientation of the vent hole 15 is changed, rotates to the orientation consistent with the flowing direction of the air, the impact of the air flow on the inner wall of the vent hole 15 is avoided, the loss is reduced, the flowing air is taken away by the heat as much as possible, and the efficient heat dissipation is realized.

Through the mode, can realize insulating casing 2's rotation to orientation to ventilation hole 15 in time adjusts the direction under the striking of air current, makes water conservancy diversion direction and air flow's direction keep unanimous, with the radiating high efficiency of realization air current, realizes radiating maximize, further prolongs the life of equipment.

Example 3:

referring to fig. 1 to 5, a difference is shown based on embodiment 1; the top end of the insulating shell 2 is provided with an adjusting component which is used for adjusting the curvature.

The adjusting part comprises a light transmission layer 11 and two clamping sleeves 12, the two clamping sleeves 12 are symmetrically and fixedly installed on two sides of the insulating shell 2, and two ends of the light transmission layer 11 are respectively sleeved in the two clamping sleeves 12.

The transparent layer 11 is made of an elastic material.

A plurality of protrusions 13 are fixedly arranged on the upper surfaces of two sides of the euphotic layer 11, a limiting block 14 is fixedly arranged in the cutting sleeve 12, and the limiting block 14 is made of elastic material.

When the light emitted by the LED light bead 1 is dispersed by the curved surface, the distance between the lamp body devices can be adjusted and installed according to specific use requirements, under the conditions of meeting the requirements of light source dispersion without clearance and meeting the requirements of brightness, the distance between two adjacent lamp bodies is made to be larger as much as possible, so that the use of the lamp body devices can be reduced, the cost is saved, when the light dispersion angle of the LED light bead 1 is needed, the curvature of the curved surface at the top end of the insulating shell 2 can be changed, the adjustment of the light dispersion angle can be realized, when the curvature of the curved surface at the top end of the insulating shell is needed to be changed, the two ends of the euphotic layer 11 are adjusted, when the two ends of the euphotic layer 11 are contracted towards the inside of the cutting sleeve 12, the middle part of the euphotic layer 11 protrudes upwards, the curvature of the euphotic layer 11 is increased, when the two ends of the euphotic layer 11 are far away from each other and extend outwards from the inside of the two cutting sleeves 12 respectively, the middle part of the euphotic layer 11 becomes gentle, the curvature of the light transmitting layer 11 is reduced, and after the curvature of the light transmitting layer 11 is adjusted, the limiting block 14 interferes with the protrusion 13 to limit the light transmitting layer 11, so that the position of the curvature is fixed. In this way, the divergence angle of the light emitted by the LED light bead 1 can be further adjusted according to specific use requirements.

It should be noted that, the curvature adjusting manner described above can not only be used for the insulating housing 2 with a curved surface in this scheme, but also be applied to a planar lamp holder in the prior art, and only needs to process two cutting ferrules 12 according to the existing lamp holder, and symmetrically and fixedly mount the two cutting ferrules 12 on two sides of the existing lamp holder, and then respectively sleeve two ends of the light-transmitting layer 11 in the two cutting ferrules 12, so that the light emitted by the planar lamp holder can be emitted by the light-transmitting layer 11 with a curvature, which is equivalent to the curved surface improved by the design scheme, thereby realizing the utilization of the existing lamp holder, further saving the cost, and reducing the waste.

In the description of the present application, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly 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 the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless explicitly specified otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; may be mechanically coupled, may be electrically coupled or may be in communication with each other; 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 application can be understood by those of ordinary skill in the art as the case may be.

It is to be understood that the above-described embodiments are merely illustrative of some, but not restrictive, of the broad invention, and that the appended drawings illustrate preferred embodiments of the invention and do not limit the scope of the invention. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that the present application may be practiced without modification or with equivalents of some of the features described in the foregoing embodiments. All equivalent structures made by using the contents of the specification and the drawings of the present application are directly or indirectly applied to other related technical fields and are within the protection scope of the present application.

Claims

1. The backlight source with the curved surface LED lamp comprises an LED lamp bead (1), an insulating shell (2) and two electrode pins (3), wherein the two electrode pins (3) are electrically welded with the LED lamp bead (1);

the method is characterized in that: LED lamp pearl (1) are fixed to be sealed through filler (4) and are stored in insulating casing (2), two insulating casing (2) bottom is all worn out to electrode pin (3) bottom, insulating casing (2) upper surface is the curved surface.

2. The backlight with curved LED lights as claimed in claim 1, wherein: the filler (4) is colloidal particles which are provided with a sealed light source body and are integrally solidified.

3. The backlight with curved LED lights as claimed in claim 1, wherein: horizontal opening is equipped with ventilation hole (15) in insulating casing (2), ventilation hole (15) run through whole insulating casing (2).

4. The backlight with curved LED lights of claim 1, wherein: the bottom of the insulating shell (2) is provided with a rotating assembly, and the rotating assembly is used for supporting the rotation of the insulating shell (2).

5. The backlight with curved LED lights as claimed in claim 4, wherein: the rotating assembly comprises a sleeve (5), a support rod (6) and two groups of conductive parts, the sleeve (5) is rotatably sleeved at the top end of the support rod (6), and the insulating shell (2) is vertically and fixedly installed at the top end of the sleeve (5).

6. The backlight with curved LED lights as claimed in claim 5, wherein: conductive part includes insulating cover (7), conductive ring (8), conducting block (9) and conducting plate (10), insulating cover (7) is fixed to be cup jointed on vaulting pole (6), conductive ring (8) is fixed to be laminated in insulating cover (7), conducting block (9) slip inlays and establishes in conductive ring (8), conducting plate (10) both ends respectively with conducting block (9) and electrode pin (3) tip electric welding.

7. The backlight with curved LED lights as claimed in claim 6, wherein: the conductive block (9) and the conductive ring (8) are in transition fit.

8. The backlight with curved LED lights as claimed in claim 7, wherein: the top end of the insulating shell (2) is provided with an adjusting part, and the adjusting part is used for adjusting the curvature.

9. The backlight with curved LED lights as claimed in claim 8, wherein: the adjusting part comprises a light-transmitting layer (11) and two clamping sleeves (12), the two clamping sleeves (12) are symmetrically and fixedly installed on two sides of the insulating shell (2), and two ends of the light-transmitting layer (11) are respectively sleeved in the two clamping sleeves (12).

10. The backlight with curved LED lights as claimed in claim 9, wherein: the light-transmitting layer (11) is made of elastic materials; the upper surfaces of two sides of the euphotic layer (11) are fixedly provided with a plurality of bulges (13), the clamping sleeve (12) is internally and fixedly provided with a limiting block (14), and the limiting block (14) is made of an elastic material.