CN103591489B - A kind of varifocal LED lamp component - Google Patents

Abstract

The invention discloses a variable-focus LED light assembly. The outer shell wraps an inner shell, and the inner shell wraps a rotating shell; magnetic rings are respectively arranged on the top of the outer wall of the outer shell, the top of the inner wall of the inner shell, and the top of the outer wall of the rotating shell; For the lampstand in the inner cavity of the rotating shell, the LED lamp is electrically connected to one end of the electrical connector of the magnetic rotating connection structure of the rotating shell; the outer shell and the power interface, and the inner shell and the rotating shell are mutually adsorbed and fixed through the magnetic rotating connecting structure, and the LED light The lamp is powered by the electrical connection and the electrical connector between the two magnetic rotating connection structures; it also includes a sliding ring and a convex lens; one end of the lamp stand is set in the middle of the inner wall of the rotating shell, and the LED lamp is set on the other of the lamp stand One end; the convex lens is arranged on one end of the sliding ring, and the other end of the sliding ring is sleeved on the side wall of the lamp stand; the side wall of the lamp stand is provided with a lamp stand limiter, and the sliding ring can slide relative to the lamp stand.

Description

A variable focus LED lamp assembly

technical field

The invention relates to the technical field of lighting, in particular to a variable-focus LED lamp assembly.

Background technique

Lamps have become an indispensable lighting tool in modern life. However, with the progress of society, the use of lamps ranges from ordinary life lighting to illumination with special functions, such as for commercial display or to create indoor lighting atmosphere. spotlights. However, the currently used rotatable spotlights usually cannot change the focal length of the light at will, and cannot change the irradiated effect according to the irradiated object or the lighting effect; and because the rotating parts are installed with bolts, they are easy to wear each other after long-term use Or the wires are twisted, and the structural design is not reasonable enough; and sometimes when the irradiation angle of the spotlight needs to be rotated, the bolts need to be tightened and loosened, which is inconvenient to operate.

Contents of the invention

The purpose of the present invention is to provide a zoom LED light assembly, which can not only change the focal length of the emitted light at will, but also easily change the angle of illumination.

To achieve this purpose, the present invention adopts the following technical solutions.

A variable focus LED lamp assembly, comprising an outer shell, an inner shell, a rotating shell, an LED lamp and a magnetic rotating connection structure, the outer shell wraps the inner shell, and the inner shell wraps the rotating shell; the magnetic rotating connecting structure includes two magnetic Ring and electrical connector, the middle part of the magnetic ring is provided with the electrical connector; when the magnetic rotating connection structure is combined, the magnetic rings are mutually adsorbed and fixed; the magnetic rings are respectively arranged on the outer wall of the housing The top of the top of the inner wall of the inner shell and the top of the outer wall of the rotating shell; the LED lamp is arranged on the light stand in the inner cavity of the rotating shell, and the LED light is electrically connected to the magnetic rotating connection of the rotating shell One end of the electrical connector of the structure; the outer shell and the power interface and the inner shell and the rotating shell are mutually adsorbed and fixed through the magnetic rotating connection structure, and the LED lamp is connected between two magnetic rotating connecting structures. The electrical connection and the electrical connector obtain power; it also includes a sliding ring and a convex lens; one end of the lamp stand is arranged in the middle of the inner wall of the rotating shell, and the LED lamp is arranged at the other end of the lamp stand; The convex lens is arranged at one end of the sliding ring, and the other end of the sliding ring is sleeved on the side wall of the lamp stand; the side wall of the lamp stand is provided with a lamp stand limiter, and the sliding ring can The lampstand slides.

The magnetic ring is also arranged at the middle part of the inner wall of the outer shell and the middle part of the outer wall of the inner shell; the outer shell and the inner shell are adsorbed and fixed to each other through the magnetic rotating connection structure.

The electrical connector is an insulated wire.

The electrical connector includes a first electrode butt joint arranged on one of the magnetic rings of the magnetic force rotating connection structure and a second electrode butt joint arranged on the other magnetic ring; the first electrode butt joint It is cylindrical, and the second electrode docking part is a recess matching it; when the first electrode docking part is inserted into the second electrode docking part, the two magnetic rings can realize electrical connection.

The housing is provided with a plurality of cooling holes.

The present invention also includes a heat dissipation ring, the inner wall of the heat dissipation ring fits the sliding ring, the outer wall of the heat dissipation ring is fastened to the rotating shell, and the inner wall of the heat dissipation ring is provided with a heat dissipation limiting part. The outer wall of the other end of the sliding ring is provided with a sliding limiting portion.

A sealing ring is arranged in the sliding limiting part, and the sealing ring is in close contact with the inner wall of the heat dissipation ring.

The present invention also includes a lens ring, the lens ring is sleeved on the sliding ring, the inner wall of the lens ring is fixedly connected with the outer wall of the sliding ring; the inner wall of the lens ring is provided with an annular groove, the The edge of the convex lens is nested in the annular groove; one end surface of the lens ring and the other end surface have a circular arc transition; the outer wall of the lens ring is provided with a protrusion.

Because the variable-focus convex lens assembly is set, the focal length of the illumination can be changed at will, and there are three sets of magnetic rotating connection structures, and the corresponding structures can be rotated around the center of the axis to achieve a full range of illumination effects, and the adjustment is easy and simple. Use other tools to assist.

Description of drawings

Figure 1 is a schematic diagram of a lamp assembly according to one embodiment of the present invention;

Fig. 2 is a schematic diagram of a magnetic rotating connection structure according to one embodiment of the present invention;

Fig. 3 is a schematic diagram of a lamp assembly according to one embodiment of the present invention;

Fig. 4 is a schematic diagram of a lamp assembly according to one embodiment of the present invention.

in:

Outer shell 1; cooling holes 12; inner shell 2; rotating shell 3; magnetic rotating connection structure 4; magnetic ring 41; first electrode docking part 421; second electrode docking part 422; 61; lens 71; lens ring 711; annular groove 712; protrusion 713; sliding ring 72;

Detailed ways

The technical solutions of the present invention will be further described below in conjunction with the accompanying drawings and through specific implementation methods.

Example 1

The variable focus LED light assembly of this embodiment (as shown in Figure 1 ) includes an outer shell 1, an inner shell 2, a rotating shell 3, an LED light 5 and a magnetic rotating connection structure 4, the outer shell 1 wraps the inner shell 2, and the The inner shell 2 wraps the rotating shell 3; the magnetic rotating connection structure 4 (as shown in Figure 2) includes two magnetic rings 41, and the middle part of the magnetic ring 41 is provided with an electrical connector; when the magnetic rotating connecting structure 4 is combined , the two magnetic rings 41 are mutually adsorbed and fixed; the magnetic rings 41 are respectively arranged on the power interface, the top of the inner wall of the inner shell 2, the top of the outer wall of the outer shell 1, and the outer wall of the rotating shell 3 LED lamp 5 is arranged on the lamp stand 6 in the inner cavity of the rotating shell 3, and the LED lamp 5 is electrically connected to one end of the electrical connector of the magnetic rotating connection structure 4 arranged on the rotating shell 3, and the LED lamp 5 is used It can greatly save the space for placing lamps, and is more energy-saving and durable than ordinary energy-saving lamps or tungsten filament lamps; the outer shell 1 is connected with the power supply interface and the inner shell 2 and the rotating shell 3 through the magnetic rotation The structures 4 are adsorbed and fixed to each other, and the LED lamps 5 are powered by the electrical connection between two magnetic rotating connection structures 4 and the electrical connector.

The variable focus LED light assembly of this embodiment also includes a sliding ring 72 and a convex lens 71; one end of the light stand 6 is arranged in the middle of the inner wall of the rotating shell 3, and the LED lamp 5 is arranged at the other end of the light stand 6 The convex lens 71 is arranged at one end of the sliding ring 72, and the other end of the sliding ring 72 fits on the side wall of the lamp stand 6; the side wall of the lamp stand 6 is provided with a lamp stand limiter 61, The sliding ring 72 can slide relative to the light stand. The sliding ring 72 and the lens 71 are provided so that the LED lamp 5 can be protected by the sliding ring 72 and the lens 71 without affecting its luminous performance. The LED lamp 5 under the high-temperature state in the work causes burns; and by sliding the sliding ring 72, the distance between the lens 71 of the convex lens and the LED lamp 5 is changed, so that the light emitted by the LED lamp 5 has a zoom function.

Preferably, the magnetic ring 41 of the magnetic rotating connection structure 4 is also respectively arranged at the central axis position of the inner wall of the outer shell 1 and the central axis position of the outer wall of the inner shell 2; the outer shell 1 and the inner shell 2 pass through The magnetic rotating connection structures 4 are adsorbed and fixed to each other.

Preferably, the electrical connector includes a first electrode butt joint 421 disposed on one of the magnetic rings 41 of the magnetic rotating connection structure 4 and a second electrode butt joint 422 disposed on the other magnetic ring 41; The first electrode docking part 421 is cylindrical, and the second electrode docking part 422 is a recess matching it; when the first electrode docking part 421 is inserted into the second electrode docking part 422, the two magnetic rings 41 will be Electrical connections can be made. Such arrangement enables the two magnetic rings 41 of the magnetic rotating connection structure 4 to be disassembled and separated, which facilitates the disassembly and assembly of each component.

When in use (as shown in Figures 3 and 4), the outer shell 1 can rotate 360° relative to the power interface with the magnetic rotating connection structure 4 as the axis; similarly, the inner shell 2 is relative to the outer shell 1, and the rotating shell 3 is relatively The inner shell 2 can also be rotated 360° around the magnetic rotating connection structure 4 as an axis. Since the two magnetic rings 41 of the magnetic rotating connection structure 4 are respectively located at the top of the inner wall of the inner shell 2 and the top of the outer wall of the rotating shell 3, they are not arranged on the central axis of the inner shell 2 and the rotating shell 3. position, so that the rotation axis centers of the above-mentioned two relative rotations are not set horizontally, and both deviate from the center positions of the two, so that the rotation shell 3 can obtain different rotation angles.

Preferably, the housing 1 is provided with a plurality of cooling holes 12 . Setting the heat dissipation holes 12 can improve the heat dissipation effect of the lamp assembly and increase the service life of the LED lamp 5 .

The light assembly of this embodiment also includes a heat dissipation ring 73, the inner wall of the heat dissipation ring 73 fits the sliding ring 72, the outer wall of the heat dissipation ring 73 is fastened to the rotating shell 3, and the heat dissipation ring 73 The inner wall is provided with a heat dissipation limiting portion 731 , and the outer wall at the other end of the sliding ring 72 is provided with a sliding limiting portion 721 . Setting the heat dissipation ring 73 can further improve the heat dissipation function of the lamp assembly, and cover the internal structure of the LED lamp 5 and the lamp stand 6, making the shape of the lamp assembly more beautiful; setting the heat dissipation limiting part 731 can prevent the sliding ring 72 from falling off when stretched .

A sealing ring 722 is disposed in the sliding limiting portion 721 , and the sealing ring 722 is in close contact with the inner wall of the heat dissipation ring 73 . Setting the sealing ring 722 can prevent external dust from entering the cavity formed by the lamp stand 6 , the sliding ring 72 and the lens 71 , avoiding dust accumulation and affecting the service life of the LED lamp 5 .

The light assembly of this embodiment also includes a lens ring 711, the lens ring 711 is sleeved on the sliding ring 72, and the inner wall of the lens ring 711 is fixedly connected with the outer wall of the sliding ring 72; the lens ring 711 The inner wall of the lens ring is provided with an annular groove 712, and the edge of the lens 71 is nested in the annular groove 712; one end surface of the lens ring 711 and the other end surface are arc transitions; the outer wall of the lens ring 711 A protrusion 713 is provided. Setting the lens ring 711 can further fasten the lens 71 so that it is not easy to fall off, and the lens ring 711 is provided with a protrusion 713 so that the sliding ring 72 can be easily pulled out through the protrusion 713 .

The beneficial effects of the light assembly of this embodiment are as follows: 1. There are three magnetic rotating connection structures 4, so that the light assembly can achieve a full range of lighting effects; 2. The magnetic rotating connection structures 4 are combined and fixed in a detachable manner, It can facilitate the replacement of each component; 3. The lens 71 and the sliding ring 72 are provided, which not only can protect the LED lamp 5, but also can realize the zoom function.

Example 2

The light assembly of this embodiment is basically the same as that of Embodiment 1, except that the electrical connector is an insulated wire. Such arrangement avoids insufficient fixing strength of the detachable connection between the first electrode docking member 421 and the second electrode docking member 422 , and further increases the connection strength of the magnetic rotating connection structure 4 .

The above describes the technical principles of the present invention in conjunction with specific embodiments. These descriptions are only for explaining the principles of the present invention, and cannot be construed as limiting the protection scope of the present invention in any way. Based on the explanations herein, those skilled in the art can think of other specific implementation modes of the present invention without creative efforts, and these modes will all fall within the protection scope of the present invention.

Claims (8)

1. A variable-focus LED lamp assembly, characterized in that: it includes an outer shell, an inner shell, a rotating shell, an LED lamp and a magnetic rotating connection structure, the outer shell wraps the inner shell, and the inner shell wraps the rotating shell; The magnetic rotating connection structure includes two magnetic rings and an electrical connector, and the middle part of the magnetic ring is provided with the electrical connecting member; when the magnetic rotating connecting structure is combined, the magnetic rings are mutually adsorbed and fixed; The magnetic rings are respectively arranged on the top of the outer wall of the outer shell, the top of the inner wall of the inner shell, and the top of the outer wall of the rotating shell; The LED lamp is arranged on the lampstand in the inner cavity of the rotating shell, and the LED lamp is electrically connected to one end of the electrical connector of the magnetic rotating connection structure of the rotating shell; The outer shell and the power interface and the inner shell and the rotating shell are mutually adsorbed and fixed through the magnetic rotating connection structure, and the LED lamp is obtained through the electrical connection between two magnetic rotating connecting structures and the electrical connector. power supply; It also includes a sliding ring and a convex lens; one end of the lamp stand is arranged in the middle of the inner wall of the rotating shell, and the LED lamp is arranged at the other end of the lamp stand; the convex lens is arranged at one end of the sliding ring, and the The other end of the sliding ring fits on the side wall of the lamp stand; the side wall of the lamp stand is provided with a lamp stand limiter, and the sliding ring can slide relative to the lamp stand. 2. The variable focus LED lamp assembly according to claim 1, wherein the magnetic ring is also arranged in the middle of the inner wall of the outer shell and the middle of the outer wall of the inner shell; the outer shell and the inner shell pass through The magnetic rotating connection structures are mutually adsorbed and fixed. 3. The variable focus LED lamp assembly according to claim 1 or 2, characterized in that: the electrical connector is an insulated wire. 4. The variable focus LED lamp assembly according to claim 1 or 2, wherein the electrical connector includes a first electrode abutting member and a set of one of the magnetic rings of the magnetic rotating connection structure. The second electrode docking part of the other magnetic ring; the first electrode docking part is cylindrical, and the second electrode docking part is a recess matching it; when the first electrode docking part is inserted into the second electrode When docking parts, the two magnetic rings can realize electrical connection. 5. The variable focus LED lamp assembly according to claim 1 or 2, wherein the housing is provided with a plurality of cooling holes. 6. The variable focus LED lamp assembly according to claim 1 or 2, characterized in that it further comprises a heat dissipation ring, the inner wall of the heat dissipation ring fits the sliding ring, and the outer wall of the heat dissipation ring is fastened to the According to the rotating shell, the inner wall of the heat dissipation ring is provided with a heat dissipation limiting part, and the outer wall of the other end of the sliding ring is provided with a sliding limiting part. 7 . The variable focus LED lamp assembly according to claim 6 , wherein a sealing ring is arranged in the sliding limiting part, and the sealing ring is in close contact with the inner wall of the heat dissipation ring. 7 . 8. The variable focus LED light assembly according to claim 6, further comprising a lens ring, the lens ring fits on the sliding ring, and the inner wall of the lens ring and the outer wall of the sliding ring Fixed connection; the inner wall of the lens ring is provided with an annular groove, and the edge of the convex lens is nested in the annular groove; one end surface of the lens ring and the other end surface are arc transitions; the lens ring The outer wall is provided with protrusions.