CN-121993768-A - Color temperature adjustable energy-saving lamp

CN121993768ACN 121993768 ACN121993768 ACN 121993768ACN-121993768-A

Abstract

The color temperature adjustable energy-saving lamp comprises a heat dissipation shell main body, a controller, an LED double-color temperature lamp panel, a lens, a contact head, a first knob piece, a second knob piece and a limiting piece, wherein the controller is arranged at the position, close to the upper end, of the heat dissipation shell main body, the LED double-color temperature lamp panel is arranged in the heat dissipation shell main body, the lens is arranged at the bottom of the heat dissipation shell main body, the contact head is arranged in the middle of the lens, the first knob piece is arranged on the lens in a penetrating mode, the second knob piece is arranged on the first knob piece in a penetrating mode and is used for limiting the first knob piece in a limiting mode, the limiting piece is used for limiting the second knob piece in a limiting mode, the first knob piece and the second knob piece can both rotate to adjust positions, a control circuit board is arranged on the controller, one or two terminals of the first terminal group are turned on through adjusting the state of the first knob piece, one or two terminals of the first LED lamp group and the second LED lamp group are turned on by adjusting the color temperature of the lamp, the second terminal group is turned on through adjusting the state of the second knob piece, the power of the lamp is adjusted, the whole adjusting process can be completed rapidly, and the whole structure is flexible, and practicability is strong.

Inventors

DENG JINSHENG
QIN HANXUAN

Assignees

东莞泛美光电有限公司

Dates

Publication Date: 20260508
Application Date: 20260313

Claims (10)

1. The color temperature adjustable energy-saving lamp comprises a heat radiation shell main body, a controller arranged at the position close to the upper end of the heat radiation shell main body, an LED bicolor temperature lamp panel arranged in the heat radiation shell main body, and a lens arranged at the bottom of the heat radiation shell main body, and is characterized by also comprising a contact head arranged at the middle part of the lens, a first knob piece penetrating through the lens, a second knob piece penetrating through the first knob piece and limiting the first knob piece, and a limiting piece limiting the second knob piece, the first knob piece and the second knob piece can be rotated for position adjustment, a control circuit board is arranged on the controller, and the working state of the control circuit board is adjusted through the cooperation of the first knob and the second knob and the contact head, so that the working state of the LED double-color-temperature lamp panel is adjusted; The contact head comprises a base and a plurality of terminals arranged on the base, wherein the terminals comprise a main body section, a functional section connected to one end of the main body section and contacts connected to the functional section, the terminals of the contact head are divided into two groups, one group is a first terminal group, the other group is a second terminal group, the terminals of the first terminal group and the terminals of the second terminal group are uniformly distributed around the middle part of the base at intervals, the first knob piece comprises a first knob body, a first connecting piece arranged on the first knob body, the first connecting piece comprises a first inner ring and two first connecting frames connected to the opposite positions of the first inner ring, two first connecting joints connected to the ends of the two first connecting frames respectively, the contacts of the first terminal group of the contact head are positioned on the rotating paths of the first connecting joints, the second knob piece comprises a second knob body and second connecting pieces arranged on the second knob body, the second connecting pieces comprise a second inner ring and two second connecting frames connected to the opposite positions of the second inner ring, and two second contacts connected to the two second connecting frames respectively positioned on the two second connecting frames, and the second contacts of the two connecting frames are positioned on the rotating paths of the second connecting joints.
2. The color temperature adjustable energy-saving lamp according to claim 1, wherein the outer side of the contact is in a spherical surface, the outer side of the first connector is in a spherical surface, the first connector is provided with a first matching groove, the groove wall of the first matching groove is in an arc surface, the outer side of the second connector is in a spherical surface, the second connector is provided with a second matching groove, and the groove wall of the second matching groove is in an arc surface.
3. The color temperature adjustable energy-saving lamp set according to claim 2, wherein the contacts on the terminals of the second terminal group face outwards, the contacts on the terminals of the first terminal group face inwards, the first terminal group is arranged on the periphery of the second terminal group, the first matching groove notches on the two first connecting heads are arranged in opposite directions, and the first matching groove notches on the two second connecting heads are arranged in opposite directions.
4. The color temperature adjustable energy saving lamp set forth in claim 1, wherein the functional section is curved and the contact is connected to the convex surface of the functional section.
5. The color temperature-adjustable energy-saving lamp set forth in claim 1, wherein the base comprises a base body and a stop plate connected to the inside of the base body, the base body is arranged in a hollow structure, the stop plate is connected to the inner wall of the inside of the base body, the stop plate and the base body are surrounded to form a bottom groove and a surface groove, the notches of the bottom groove and the surface groove face oppositely, the notch of the bottom groove faces downwards, a main body section of the terminal is mounted on the stop plate, a functional section and a contact on the terminal are arranged in the bottom groove, and one end of the main body section far away from the functional section stretches into the surface groove.
6. The color temperature-adjustable energy-saving lamp according to claim 5, wherein the middle part of the lens is provided with a positioning sleeve, the positioning sleeve is provided with a via hole, the via hole penetrates through the positioning sleeve along the central axis direction of the lens, the base further comprises a flange connected to the edge position of one end of the base body, the flange is arranged at the notch position of the leaning surface groove, the base body of the base on the contact head is inserted into the via hole of the positioning sleeve of the lens, and the flange on the base abuts against the upper end surface of the positioning sleeve.
7. The color temperature-adjustable energy-saving lamp of claim 5, wherein the first knob body comprises an inner ring, an outer ring surrounding the outer side of the inner ring and a connecting plate connecting the inner ring and the outer ring, a fixing hole is formed in the inner ring, a clamping ring is arranged on the outer peripheral surface of the second knob body near the bottom, when the color temperature-adjustable energy-saving lamp is assembled, the outer ring of the first knob body is embedded into the bottom groove, the second knob body of the second knob piece passes through the fixing hole of the inner ring and abuts against the stop plate, and the clamping ring of the second knob body abuts against the bottom of the first knob body from the lower part so as to limit the first knob body.
8. The color temperature adjustable energy-saving lamp set forth in claim 7, wherein the connecting plate, the inner ring and the outer ring are surrounded to form a transition groove, the first inner ring of the first connecting piece and part of the first connecting frame are embedded in the inner ring, and one end of the first connecting frame far away from the first inner ring and the first connecting head are exposed outside the inner ring and extend into the transition groove.
9. The color temperature adjustable energy-saving lamp of claim 1, wherein the second knob body is provided with a slot extending downwards from top to bottom, the second inner ring of the second connecting piece and part of the second connecting frame are buried in the second knob body, and one end of the second connecting frame far away from the second inner ring and the second connecting head extend into the slot.
10. The color temperature adjustable energy-saving lamp according to claim 1, wherein the LED double-color temperature lamp panel is provided with a first LED lamp group and a second LED lamp group, the first LED lamp group adopts high-color temperature lamp beads, the second LED lamp group adopts low-color temperature lamp beads, a circuit of the control circuit board comprises a voltage acquisition circuit, a control chip, a voltage output circuit and a switch circuit, the first terminal group is connected to the voltage acquisition circuit, the second terminal group is connected to the voltage output circuit, the first LED lamp group and the second LED lamp group are connected between the voltage output circuit and the switch circuit, the switch circuit is connected with the control chip, two terminals of the first terminal group are conducted by adjusting the state of the first knob piece, and the control chip acquires voltage information of the voltage acquisition circuit and controls the switch circuit to work.

Description

Color temperature adjustable energy-saving lamp Technical Field The present disclosure relates to lighting fixtures, and particularly to an energy-saving lamp with adjustable color temperature. Background An LED, light emitting diode, is a semiconductor device capable of converting electric energy into light energy. Compared with the traditional incandescent lamp and the energy-saving lamp, the LED lamp has the advantages of low power consumption, long service life, quick starting, no stroboscopic effect, no mercury and the like, is energy-saving and environment-friendly, and can provide more comfortable visual experience for users. In the early stage of popularization of LED technology, most of lamps on the market have fixed color temperature products, and with the continuous development of technology and the continuous improvement of requirements of people on light environment, color temperature adjustable lamps are generated. Color temperature tunable technology is generally implemented by incorporating LED chips of various color temperatures in combination with a light mixing control circuit. The user can smoothly adjust between the cold light and the warm light according to different scenes. However, the existing color temperature-adjustable lamp has inconvenience in color temperature adjustment, and particularly has obvious pain points in the operation mode. Taking part of engineering and commercial lamps as examples, the lamps adopt built-in dial switches to carry out color temperature adjustment. The original purpose of the design is to ensure the appearance to be simple and prevent the false touch, but the design brings trouble in the actual use that the outer cover of the lamp needs to be opened by a user every time the color temperature needs to be regulated. Whether be the face guard of ceiling lamp, the lamp body back lid of down lamp, the dismantlement process often needs with the help of the instrument, and not only the complex operation still has the hidden danger of damage lamps and lanterns or electric shock. Disclosure of Invention Based on the above, it is necessary to provide a color temperature adjustable energy-saving lamp for overcoming the defects in the prior art. The utility model provides an energy-conserving lamps and lanterns with adjustable colour temperature, including the heat dissipation shell main part, install the controller near upper end position at the heat dissipation shell main part, install the double-colored temperature lamp plate of LED in the heat dissipation shell main part inside, install at the lens of heat dissipation shell main part bottom, install the contact at the lens middle part, wear to locate first knob spare and carry out spacing second knob spare to first knob spare, carry out spacing piece to second knob spare, first knob spare and second knob spare all can rotate the position adjustment, be equipped with the control circuit board on the controller, through first knob and second knob and contact cooperation, adjust the operating condition of control circuit board, and then adjust LED double-colour temperature lamp plate operating condition; The contact head comprises a base and a plurality of terminals arranged on the base, wherein the terminals comprise a main body section, a functional section connected to one end of the main body section and contacts connected to the functional section, the terminals of the contact head are divided into two groups, one group is a first terminal group, the other group is a second terminal group, the terminals of the first terminal group and the terminals of the second terminal group are uniformly distributed around the middle part of the base at intervals, the first knob piece comprises a first knob body, a first connecting piece arranged on the first knob body, the first connecting piece comprises a first inner ring and two first connecting frames connected to the opposite positions of the first inner ring, two first connecting joints connected to the ends of the two first connecting frames respectively, the contacts of the first terminal group of the contact head are positioned on the rotating paths of the first connecting joints, the second knob piece comprises a second knob body and second connecting pieces arranged on the second knob body, the second connecting pieces comprise a second inner ring and two second connecting frames connected to the opposite positions of the second inner ring, and two second contacts connected to the two second connecting frames respectively positioned on the two second connecting frames, and the second contacts of the two connecting frames are positioned on the rotating paths of the second connecting joints. In one embodiment, the outer side of the contact is in a spherical surface, the outer side of the first connector is in a spherical surface, the first connector is provided with a first matching groove, the groove wall of the first matching groove is in an arc surface, the