Light-emitting angle control circuit and LED lamp with same

Abstract

The LED lamp comprises a radiator, an LED lamp panel, a lens board and a driving power source, the driving power source is installed in a power source installation box and used for driving the LED lamp panel, an installation groove is formed in the front face of the radiator, the LED lamp panel is fixedly installed in the installation groove, the lens board covers the light-emitting face of the LED lamp, and the lens board covers the light-emitting face of the LED lamp. Comprising a controller electrically connected between the LED lamp panel and the driving power supply, light-emitting elements are arranged on the LED lamp panel, and the controller is used for adjusting the brightness of the light-emitting elements corresponding to different positions of the lens board. According to the LED lamp, when the light ray angle needs to be adjusted, a user only needs to shift the state of the angle controller to adjust the brightness of the light-emitting element so that the light ray angle of the LED lamp can be adjusted, the needed light-emitting effect can be achieved, the lens plate does not need to be replaced, and the cost for replacing the lens plate is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to lighting device field especially relates to a LED lamp. BACKGROUND

[0002] LED lamp has energy -conserving environmental protection long life and many advantages, has been widely used in various lighting places. The existing LED lamp generally is equipped with lens plate, the position of the lens plate of LED lamp is fixed, cannot according to the demand of different use place to adjust the position of lens plate flexibly, and then cannot adjust the light distribution direction of LED lamp. Therefore, it is necessary to improve the structure of the existing LED lamp. SUMMARY

[0003] The utility model provides a light emitting angle control circuit and the LED lamp with the control circuit, aims at solving above -mentioned problem.

[0004] In order to realize above -mentioned purpose, the technical scheme that the utility model adopts is:

[0005] A light emitting angle control circuit, including the LED lamp plate and with LED lamp plate connection the angle controller, LED lamp plate connects drive power positive pole, is provided with first group light emitting diode and second group light emitting diode on LED lamp plate, first group light emitting diode connects current -limiting resistance one, second group light emitting diode connects current -limiting resistance two, angle controller connects drive power negative pole, angle controller is provided with ten pins;

[0006] When the angle controller is in the first state, the fourth pin, the fifth pin, the sixth pin and the seventh pin of the angle controller are connected, at this time, the second group light emitting diode is connected with the drive power negative pole;

[0007] When the angle controller is in the second state, the third pin, the fourth pin, the seventh pin and the eighth pin of the angle controller are connected, at this time, the first group light emitting diode, the second group light emitting diode and current -limiting resistance one are connected with the drive power negative pole;

[0008] When the angle controller is in the third state, the second pin, the third pin, the eighth pin and the ninth pin of the angle controller are connected, at this time, the first group light emitting diode, the second group light emitting diode and current -limiting resistance two are connected with the drive power negative pole;

[0009] When the angle controller is in the fourth state, the first pin, the second pin, the ninth pin and the tenth pin of the angle controller are connected, at this time, the first group light emitting diode is connected with the drive power negative pole.

[0010] This utility model also provides an LED lamp, including a heat sink, an LED lamp board, a lens plate, and a driver power supply. The driver power supply is installed in a power supply mounting box and is used to drive the LED lamp board. The front of the heat sink is provided with a mounting groove, and the LED lamp board is fixedly installed in the mounting groove. The lens plate covers the light-emitting surface of the LED lamp. The lamp also includes a light-emitting angle control circuit and a controller electrically connected between the LED lamp board and the driver power supply. The controller includes the angle controller. The LED lamp board is provided with light-emitting elements, and the angle controller is used to adjust the brightness of the light-emitting elements corresponding to different positions of the lens plate.

[0011] Furthermore, the lens plate includes a lens frame and a plurality of lens portions disposed on the lens frame, the plurality of lenses...

[0012] The lens portion is disposed corresponding to the light-emitting element and protrudes in a direction away from the light-emitting element, and the lens frame is provided with a plurality of through holes corresponding to the plurality of lens portions.

[0013] Furthermore, the lens portions are evenly arranged in a circular pattern around the axis of the lens frame, with each circular ring having the same center. There is a first gap between two adjacent circular rings, and a second gap between two adjacent lens portions in the same circular ring. The circular rings closest to the axis of the lens frame have the smallest radius, and then the radius of the circular rings increases sequentially from the axis away from the axis.

[0014] Furthermore, the lens portion includes a first lens and a second lens, wherein the second lens is higher than the first lens.

[0015] Furthermore, the controller includes an angle controller and a power controller, the angle controller being used to adjust the...

[0016] The brightness of the light-emitting element is described, and the power controller is used to control the power of the LED lamp.

[0017] Furthermore, the LED light panel includes a panel and the light-emitting element, wherein the light-emitting element comprises multiple LED beads.

[0018] The beads are evenly arranged on the plate in multiple fan-shaped patterns. There is a third gap between two adjacent fan-shaped patterns. In the same fan-shaped pattern, there is a fourth gap between two adjacent rows of the beads. There is a fifth gap between two adjacent beads in the same row.

[0019] Further, the lamp beads include first lamp beads and second lamp beads, the angle controller includes a first switch base, a first electronic switch and a first handle, the first switch base is fixed in the power supply mounting box, the first electronic switch is fixedly installed on the first switch base, two ends of the first electronic switch are electrically connected with the driving power supply and the LED lamp panel respectively, the first handle is connected with the first electronic switch, and the first handle is used for being pulled to change the state of the angle controller; the first electronic switch is used for controlling the brightness of the first lamp beads and the second lamp beads according to different states.

[0020] When the first electronic switch is in the first state, the light-emitting brightness of the second lamp beads is 100%, and the light-emitting brightness of the first lamp beads is 0%;

[0021] When the first electronic switch is in the second state, the light-emitting brightness of the second lamp beads is 70%, and the light-emitting brightness of the first lamp beads is 30%;

[0022] When the first electronic switch is in the third state, the light-emitting brightness of the second lamp beads is 30%, and the light-emitting brightness of the first lamp beads is 70%;

[0023] When the first electronic switch is in the fourth state, the light-emitting brightness of the second lamp beads is 0%, and the light-emitting brightness of the first lamp beads is 100%;

[0024] Further, the power controller includes the first switch base, a second electronic switch and a second handle, the first switch base is fixed in the power supply mounting box, the second electronic switch is fixedly installed on the first switch base, two ends of the second electronic switch are electrically connected with the driving power supply and the LED lamp panel respectively, the second handle is connected with the second electronic switch, and the second handle is used for being pulled to change the state of the power controller; the second electronic switch is used for controlling different powers according to different states.

[0025] Further, the LED lamp is a court lamp, a light shielding plate is connected to the front side edge of the heat dissipation device, a mounting bracket assembly is arranged on the rear side of the heat dissipation device, the mounting bracket assembly includes a rotating bracket and an angle plate, one end of the rotating bracket is rotatably installed on the angle plate, the other end is installed on a mounting object, and the angle plate is provided with an angle scale.

[0026] The LED lamp of the utility model, when light line angle needs to be adjusted, the user only needs to pull the state of the angle controller to adjust the brightness of the light-emitting element, the light line angle of the LED lamp can be adjusted, the required light-emitting effect can be achieved, the lens plate does not need to be replaced, and the cost of replacing the lens plate is saved.

[0027] It should be noted that any product implementing the present application does not need to achieve all the above effects at the same time. BRIEF DESCRIPTION OF DRAWINGS

[0028] The present application will be further described below in conjunction with the drawings and examples:

[0029] Figure 1 is a perspective view of the embodiment of the present application; Figure 1 ;

[0030] Figure 2 is a perspective view of the embodiment of the present application; Figure 2 ;

[0031] Figure 3 is an enlarged view of A of Figure 2 ;

[0032] Figure 4 is a perspective view of the lens of the embodiment of the present application;

[0033] Figure 5 is an exploded view of the LED lamp of the embodiment of the present application;

[0034] Figure 6 is an enlarged view of B of Figure 5 ;

[0035] Figure 7 is a diagram of the LED lamp of the embodiment of the present application opening the plug;

[0036] Figure 8 is an enlarged view of C of Figure 7 ;

[0037] Figure 9 is a diagram of the power supply box of the embodiment of the present application opening;

[0038] Figure 10 is an enlarged view of D of Figure 9 ;

[0039] Figure 11 is a light emitting angle control circuit.

[0040] REFERENCE NUMERALS:

[0041] 1, radiator; 2, LED lamp plate; 3, lens plate; 4, driving power supply; 5, power supply mounting box; 6, mounting groove; 7, plate body; 8, first gap; 9, second gap; 10, third gap; 11, fourth gap; 12, fifth gap; 13, first lamp bead; 14, second lamp bead; 15, lens frame body; 16, first lens; 17, second lens; 18, first through hole; 19, second through hole; 20, first switch base; 21, first electronic switch; 22, first handle; 23, first group of light emitting diodes; 24, second group of light emitting diodes; 25, second electronic switch; 26, second handle; 27, light shield plate; 28, rotating support; 29, angle plate; 30, angle controller; 31, power controller; 32, plug; 33, bottom opening; 34, switch box. DETAILED DESCRIPTION

[0042] Referring to Figures 1 to 11 The utility model discloses an LED lamp, including radiator 1, LED lamp plate 2, lens plate 3 and driving power supply 4, driving power supply 4 installs in power supply mounting box 5, and driving power supply 4 is used to drive LED lamp plate 2, the front of radiator 1 is equipped with mounting groove 6, and LED lamp plate 2 is fixedly installed in mounting groove 6, and lens plate 3 covers the light emitting surface of LED lamp 2, and the LED lamp still includes the controller of electric connection between LED lamp plate 2 and driving power supply 4, be provided with light emitting element on LED lamp plate 2, and the controller is used for adjusting the luminance of light emitting element corresponding to the different positions of lens plate 3.

[0043] By setting up the controller, when needing to adjust the light angle of LED lamp, just need to adjust the luminance of light emitting element corresponding to the different positions under lens plate 3 to control.

[0044] LED lamp plate 2 includes plate body 7 and light emitting element, and the light emitting element is multiple lamp beads, and the lamp bead is evenly arranged in multiple fan shapes on plate body 7, and there is third gap 10 between two adjacent fan shapes, and there is fourth gap 11 between two adjacent rows of lamp beads in the same fan shape, and there is fifth gap 12 between two adjacent lamp beads in the same row, and the lamp bead includes first lamp bead 13 and second lamp bead 14.

[0045] The lens plate 3 comprises a lens frame 15 and a plurality of lens parts arranged on the lens frame 15, the plurality of lens parts correspond to the light emitting elements and are convex in the direction away from the light emitting elements, the lens parts are arranged in a circular ring around the axis of the lens frame 15 on the lens frame 15, the centers of each circular ring are the same, there is a first gap 8 between two adjacent circular rings, there is a second gap 9 between two adjacent lens parts of the same circular ring, the radius of the circular ring close to the axis of the lens frame 15 is the smallest, and then the radius of the circular ring increases in turn from the axis to the direction away from the axis. The lens part comprises a first lens 16 and a second lens 17, and the second lens 17 is higher than the first lens 16.

[0046] The lens frame 15 is provided with a plurality of through holes corresponding to the plurality of lens parts, the light emitting elements are arranged below the through holes, the through holes comprise a first through hole 18 and a second through hole 19, the first lamp bead 13 is arranged in the first through hole 18, i.e. below the first lens 16, and the second lamp bead 14 is arranged in the second through hole 19, i.e. below the second lens 17.

[0047] The first lens 16 and the second lens 17 correspond to a plurality of convex lenses, wherein the light emitted by the first lamp bead 13 and the second lamp bead 14 passes through the light entrance surface of the first lens 16 and the second lens 17 and then is condensed by the plurality of convex lenses and then is emitted to the outside, specifically, the focal length of the convex lens affects the light exit angle of the light passing through the convex lens, through the above arrangement, the LED lamp has different light exit angles, the entire surface of the first lens 16 away from the first lamp bead 13 is a convex surface, and the light refraction angle thereof is 60°, and the entire surface of the second lens 17 away from the second lamp bead 14 is a convex surface, and the light refraction angle thereof is 30°.

[0048] The controller comprises an angle controller 30, and the angle controller 30 is used to control the angle of the LED lamp.

[0049] The angle controller 30 comprises a first switch base 20, a first electronic switch 21 and a first handle 22, the first switch base 20 is fixed in the power supply mounting box 5, the first electronic switch 21 is fixedly arranged on the first switch base 20, the two ends of the first electronic switch 21 are respectively electrically connected with the driving power supply 4 and the LED lamp plate 2, the first handle 22 is connected with the first electronic switch 21, the first handle 22 is used to be turned to change the state of the angle controller 30, and the first electronic switch 21 is used to control the brightness of the first lamp bead 13 and the second lamp bead 14 according to different states.

[0050] The first handle 22 can extend out of the bottom opening 33 of the power supply mounting box 5 away from one end of the first electronic switch 21, so as to facilitate the user to pull the first handle 22.

[0051] When the first electronic switch 21 is in the first state, the second lamp bead 14 has a light-emitting brightness of 100%, and the first lamp bead 13 has a light-emitting brightness of 0%;

[0052] When the first electronic switch 21 is in the second state, the second lamp bead 14 has a light-emitting brightness of 70%, and the first lamp bead 13 has a light-emitting brightness of 30%;

[0053] When the first electronic switch 21 is in the third state, the second lamp bead 14 has a light-emitting brightness of 30%, and the first lamp bead 13 has a light-emitting brightness of 70%;

[0054] When the first electronic switch 21 is in the fourth state, the second lamp bead 14 has a light-emitting brightness of 0%, and the first lamp bead 13 has a light-emitting brightness of 100%;

[0055] Referring to Figure 11 As shown, the LED lamp includes a light-emitting angle control circuit, which includes the LED lamp panel 2 and the angle controller SW1 connected with the LED lamp panel 2. The LED lamp panel 2 is connected to the positive pole of the driving power supply 4. The first group of light-emitting diodes 23 and the second group of light-emitting diodes 24 are arranged on the LED lamp panel 2. The first group of light-emitting diodes 23 is connected to the current-limiting resistor one R1. The second group of light-emitting diodes 24 is connected to the current-limiting resistor two R2. The angle controller SW1 is connected to the negative pole of the driving power supply 4. The angle controller SW1 is provided with ten pins.

[0056] When the angle controller SW1 is in the first state, the fourth pin, the fifth pin, the sixth pin and the seventh pin of the angle controller SW1 are in communication. At this time, the second group of light-emitting diodes 24 is connected to the negative pole of the driving power supply 4, that is, the second group of light-emitting diodes will be bright, that is, only the first lamp bead 13 will be bright.

[0057] When the angle controller SW1 is in the second state, the third pin, the fourth pin, the seventh pin and the eighth pin of the angle controller SW1 are in communication. At this time, the first group of light-emitting diodes 23, the second group of light-emitting diodes 24 and the current-limiting resistor one R1 are connected to the negative pole of the driving power supply 4. The brightness of the second group of light-emitting diodes 24 is brighter than that of the first group of light-emitting diodes 23, that is, due to the arrangement of the current-limiting resistor one R1, the second lamp bead 14 has a light-emitting brightness of 30%, and the first lamp bead 13 has a light-emitting brightness of 70%.

[0058] When the angle controller SW1 is in the third state, the second pin, the third pin, the eighth pin and the ninth pin of the angle controller SW1 are in communication, at this time, the first group of light emitting diodes 23, the second group of light emitting diodes 24 and the second current limiting resistor R2 are connected with the negative pole of the driving power supply 4, the brightness of the first group of light emitting diodes 23 is brighter than that of the second group of light emitting diodes 24, that is, due to the setting of the second current limiting resistor R2, the light emitting brightness of the second lamp bead 14 is 70%, and the light emitting brightness of the first lamp bead 13 is 30%.

[0059] When the angle controller SW1 is in the fourth state, the first pin, the second pin, the ninth pin and the tenth pin of the angle controller SW1 are in communication, at this time, the first group of light emitting diodes 23 is connected with the negative pole of the driving power supply 4, that is, the first group of light emitting diodes 23 will be bright, that is, only the second lamp bead 14 will be bright.

[0060] The LED lamp further comprises a power controller 31 for controlling the power of the LED lamp.

[0061] The power controller 31 comprises the first switch base 20, the second electronic switch 25 and the second handle 26, the first

[0062] The switch base 20 is fixed in the power supply mounting box 5, the second electronic switch 25 is fixedly installed on the first switch base 20, the two ends of the second electronic switch 25 are respectively electrically connected with the driving power supply 4 and the LED lamp panel 2, the second handle 26 is connected with the second electronic switch 25, the second handle 26 is used to be turned to change the state of the power controller 31, and the second electronic switch 25 is used to control different powers according to different states. The end of the second handle 26 away from the second electronic switch 25 can extend out of the bottom opening 33 of the power supply mounting box 5, so as to facilitate the user to turn the second handle 26.

[0063] Further comprising a plug 32 and a switch box 34, the switch box 34 is sleeved on the angle controller 30 and the power controller 31, the switch box 34 is provided with angle gears and power gears, so that the user can quickly dial to the required gear; the plug 32 is matched with the bottom opening 33, and when the first handle 22 and the second handle 26 are not used, the plug 32 is inserted into the bottom opening 33. In this way, the angle controller 30 and the power controller 31 can achieve good waterproof and dustproof effect.

[0064] The LED lamp can be a court lamp, a light blocking plate 27 is connected to the front side of the heat sink 1, a mounting bracket assembly is arranged on the rear side of the heat sink 1, the mounting bracket assembly comprises a rotating bracket 28 and an angle plate 29, one end of the rotating bracket 28 is rotatably mounted on the angle plate 29, the other end is mounted on a mounting object, and the angle plate 29 is fixedly arranged on the heat sink 1, and the angle plate 29 is provided with an angle scale, when the rotating bracket 28 is rotated, the angle of the light emitted by the LED lamp can be directly adjusted according to the angle scale.

[0065] The LED lamp has the beneficial effects that when the light angle needs to be adjusted, the user only needs to adjust the brightness of the light emitting element by adjusting the state of the angle controller 30, the light angle of the LED lamp can be adjusted, the required light emitting effect can be achieved, and the lens plate 3 does not need to be replaced, and the cost of replacing the lens plate 3 is saved.

[0066] The basic principle, main features and advantages of the LED lamp are shown and described above. It should be understood by those skilled in the art that the LED lamp is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only illustrative of the principle of the LED lamp, and various changes and improvements can be made to the LED lamp without departing from the spirit and scope of the LED lamp, and these changes and improvements all fall within the scope of the claimed LED lamp. The scope of protection of the LED lamp is defined by the appended claims and their equivalents.

[0067] Meanwhile, the drawings are only used for illustrative description, and the representation is only a schematic diagram, not a physical diagram, and cannot be understood as a limitation on the patent; in order to better illustrate the embodiments of the LED lamp, some components in the drawings can be omitted, enlarged or reduced, and do not represent the size of the actual product; for those skilled in the art, it can be understood that some well-known structures and their descriptions in the drawings can be omitted.

[0068] Furthermore, the same or similar reference numerals in the drawings of the embodiments of the LED lamp correspond to the same or similar components; in the description of the LED lamp, it should be understood that if the orientations or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "transverse", "longitudinal", "top", "bottom", "inner", "outer" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the LED lamp and simplifying the description, and therefore the terms describing the positional relationships in the drawings cannot be understood as a limitation on the patent.

Claims

1. A light emission angle control circuit characterized by comprising: The application relates to a light-emitting angle control circuit and a controller. When the angle controller is in the first state, the fourth pin, the fifth pin, the sixth pin and the seventh pin of the angle controller are in communication, at this time, the second group of light-emitting diodes is connected with the negative pole of the driving power supply. When the angle controller is in the second state, the third pin, the fourth pin, the seventh pin and the eighth pin of the angle controller are in communication, at this time, the first group of light-emitting diodes, the second group of light-emitting diodes and the current-limiting resistor one are connected with the negative pole of the driving power supply. When the angle controller is in the third state, the second pin, the third pin, the eighth pin and the ninth pin of the angle controller are in communication, at this time, the first group of light-emitting diodes, the second group of light-emitting diodes and the current-limiting resistor two are connected with the negative pole of the driving power supply. When the angle controller is in the fourth state, the first pin, the second pin, the ninth pin and the tenth pin of the angle controller are in communication, at this time, the first group of light-emitting diodes is connected with the negative pole of the driving power supply.

2. An LED lamp comprising a heat sink, an LED lamp panel, a lens panel and a driving power source, the driving power source being installed in a power source installation box and used to drive the LED lamp panel, a front surface of the heat sink being provided with an installation groove, the LED lamp panel being fixedly installed in the installation groove, the lens panel covering a light emitting surface of the LED lamp, characterized in that, The application further relates to the light-emitting angle control circuit and the controller.

3. The LED light fixture of claim 2, wherein, The lens plate comprises a lens frame body and a plurality of lens parts arranged on the lens frame body.

4. The LED light fixture of claim 3, wherein, The lens parts are arranged in the form of a circular ring around the axis of the lens frame body, the centers of each circular ring are the same, there is a first gap between two adjacent circular rings, there is a second gap between two adjacent lens parts in the same circular ring, and the radius of the circular ring close to the axis of the lens frame body is the smallest, and then the radius of the circular ring increases gradually from the axis to the direction away from the axis.

5. The LED light fixture of claim 4, wherein, The lens part comprises a first lens and a second lens, and the second lens is higher than the first lens.

6. The LED light fixture of claim 2, wherein, The controller comprises an angle controller and a power controller, the angle controller is used for adjusting the brightness of the light-emitting element, and the power controller is used for controlling the power of the LED lamp.

7. The LED light fixture of claim 6, wherein, The LED lamp plate comprises a plate body and a plurality of light-emitting elements, the light-emitting elements are a plurality of lamp beads, the lamp beads are arranged in the form of a plurality of sectors on the plate body, there is a third gap between two adjacent sectors, there is a fourth gap between two adjacent rows of lamp beads in the same sector, and there is a fifth gap between two adjacent lamp beads in the same row.

8. The LED light fixture of claim 7, wherein, The lamp bead includes a first lamp bead and a second lamp bead, the angle controller includes a first switch base, a first electronic switch and a first handle, the first switch base is fixed in the power supply mounting box, the first electronic switch is fixedly installed on the first switch base, two ends of the first electronic switch are electrically connected with the driving power supply and the LED lamp plate respectively, the first handle is connected with the first electronic switch, The first handle is used to be pulled to change the state of the angle controller, and the first electronic switch is used to control the brightness of the first lamp bead and the second lamp bead according to different states; When the first electronic switch is in the first state, the light-emitting brightness of the second lamp bead is 100%, and the light-emitting brightness of the first lamp bead is 0%; When the first electronic switch is in the second state, the light-emitting brightness of the second lamp bead is 70%, and the light-emitting brightness of the first lamp bead is 30%; When the first electronic switch is in the third state, the light-emitting brightness of the second lamp bead is 30%, and the light-emitting brightness of the first lamp bead is 70%; When the first electronic switch is in the fourth state, the light-emitting brightness of the second lamp bead is 0%, and the light-emitting brightness of the first lamp bead is 100%.

9. The LED light fixture of claim 8, wherein, The power controller includes the first switch base, a second electronic switch and a second handle, the first switch base is fixed in the power supply mounting box, the second electronic switch is fixedly installed on the first switch base, two ends of the second electronic switch are electrically connected with the driving power supply and the LED lamp plate respectively, the second handle is connected with the second electronic switch, the second handle is used to be pulled to change the state of the power controller, and the second electronic switch is used to control different powers according to different states.

10. The LED light fixture of claim 2, wherein, The LED lamp is a court lamp, a light shielding plate is connected to the front side edge of the radiator, a mounting bracket assembly is arranged on the rear side of the radiator, the mounting bracket assembly includes a rotating bracket and an angle plate, one end of the rotating bracket is rotatably installed on the angle plate, the other end is installed on a mounting object, and the angle plate is provided with an angle ruler.

Images