CN212617921U

CN212617921U - Light distribution angle adjusting structure of LED lamp and LED lamp

Info

Publication number: CN212617921U
Application number: CN202020742406.8U
Authority: CN
Inventors: 邵景业
Original assignee: Taili Anhui Electric Appliance Co ltd
Current assignee: Taili Anhui Electric Appliance Co ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2021-02-26
Anticipated expiration: 2030-05-08

Abstract

The utility model relates to the technical field of lighting equipment, in particular to a light distribution angle adjusting structure of a LED lamp, which comprises an aluminum substrate, a protective cover, a positive and negative rotating motor and a pair of reflecting sheets, wherein a plurality of LED lamp beads distributed in a rectangular array are arranged on the lower surface of the aluminum substrate, an LED chip, a sub-controller and a driving power supply are arranged on the upper surface of the aluminum substrate, and the protective cover is fixedly connected to the upper end of the aluminum substrate through screws; an LED lamp comprises a light distribution angle adjusting structure of the LED lamp, and further comprises a bar-shaped lamp shell, a light transmitting cover and radiating fins, wherein the bar-shaped lamp shell is arranged outside the light distribution angle adjusting structure; the utility model discloses can adjust the inclination of two reflection of light pieces simultaneously, the angle of reflection of light piece also can influence the light angle of reflection to satisfy the user requirement under different environment, solved the problem that single lamps and lanterns grading angle is difficult to the regulation.

Description

Light distribution angle adjusting structure of LED lamp and LED lamp

Technical Field

The utility model relates to a lighting apparatus technical field, concretely relates to grading angle modulation structure and LED lamp of LED lamp.

Background

In daily life, various lighting devices such as fluorescent lamps, street lamps, table lamps, art lamps and the like are found everywhere. In the above-mentioned lighting devices, tungsten filament bulbs are mostly used as light sources. In recent years, Light Emitting Diodes (LEDs) have been used as a light emitting source due to the rapid change in technology. Besides the lighting devices, the light emitting diodes are also used as the light sources for general traffic signs, billboards, car lights, etc. As mentioned above, the use of leds as light sources has been becoming more common in terms of power saving and greater brightness.

The invention with the application number of CN201510674570.3 discloses an LED industrial illuminating lamp with adjustable light distribution angle, which is characterized in that: the heat dissipation device comprises a heat dissipation shell, wherein end covers are arranged on two sides of the heat dissipation shell, and a cover plate is arranged on the back of the heat dissipation shell; the end cover is fixedly provided with a mounting bracket; the back of the heat dissipation shell is provided with a power supply cavity capable of containing a power supply, the front of the heat dissipation shell is provided with a face shield, the power supply cavity is arranged on the cover plate and then fixed on the back of the heat dissipation shell, two sides of the heat dissipation shell are provided with movable light screens, the diagonal surface of the end cover is also provided with scale positions corresponding to the adjustment range of the light screens, the scale positions are adjusted through the cooperation of the adjustable light screens, the light distribution angle and the glare size of the LED mining lamp can be conveniently adjusted, the power supply cavity is arranged on the cover plate and then fixed on the back of the heat dissipation shell, direct contact with a heat source of the LED lamp is effectively avoided, the working; however, the utility model still has many disadvantages, such as: the light distribution angle is difficult to adjust, the application range is single, and the operation is complex.

SUMMERY OF THE UTILITY MODEL

The utility model discloses be difficult to adjust to the grading angle that the background art provided, application range is more single, and complex operation's problem, has designed a grading angle modulation structure and the LED lamp of LED lamp.

The utility model discloses a realize through following technical scheme:

a light distribution angle adjusting structure of an LED lamp and the LED lamp comprise an aluminum substrate, a protective cover, a forward and reverse rotation motor and a pair of light reflecting sheets, wherein a plurality of LED lamp beads distributed in a rectangular array are installed on the lower surface of the aluminum substrate, an LED chip, a branch controller and a driving power supply are installed on the upper surface of the aluminum substrate, a power supply input interface is LED out of the upper surface of the aluminum substrate through an electric lead, screw holes are formed in the periphery of the upper end surface of the aluminum substrate, the protective cover is fixedly connected to the upper end of the aluminum substrate through screws, the forward and reverse rotation motor is installed in the center of the lower surface of a top plate of the protective cover, a worm is arranged at the output end of the forward and reverse rotation motor, turbines are meshed at the front and rear ends of the worm and are respectively fixed to the outer walls of the middle, the tail ends of the connecting rods on the same side are jointly fixed with the light reflecting pieces.

As a further improvement of the above scheme, the aluminum substrate is further provided with limiting plates on the front and rear sides, the surfaces of the two limiting plates are both provided with limiting strip-shaped holes, and the highest point of the limiting strip-shaped holes is lower than the height of the central shaft of the rotating shaft.

As a further improvement of the above scheme, the rotatable angle ranges of the pair of reflectors are both 30 to 60 degrees, slide bars are fixed to the outer ends of the pair of reflectors, the slide bars are slidably mounted inside the limiting strip-shaped holes, and limiting caps are fixed to the tail ends of the pair of slide bars.

As a further improvement of the above solution, the reflective sheet is flat or arc-shaped.

As a further improvement of the above scheme, a threading hole is formed in the right side wall of the protective cover, the threading hole can allow the electrical lead to freely pass through, and the power input interface is arranged outside the protective cover.

As a further improvement of the scheme, the front side wall and the rear side wall of the protective cover are provided with heat dissipation holes.

The utility model provides a LED lamp, the grading angle modulation structure of LED lamp, still include bar lamp body, printing opacity cover and radiating fin, the bar lamp body install in the outside of grading angle modulation structure, the up end of bar lamp body is fixed with the installing support, install through the sealing washer the bottom of bar lamp body printing opacity cover.

As a further improvement of the scheme, the plurality of radiating fins are embedded at the top end of the strip-shaped lamp housing in parallel, and the bottom ends of the radiating fins extend into the inner cavity of the strip-shaped lamp housing.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses in, install the motor that is just reversing at the roof lower surface center of protective cover, the output of the motor that is just reversing is equipped with the worm, and the preceding, back both ends of worm all mesh has the turbine, the tooth spiral opposite direction of two turbines, two turbines are fixed in the middle part outer wall of two pivots respectively, thereby the motor that is just reversing clockwise or anticlockwise rotates, can drive the connecting rod of two pivot outer walls and upwards or rotate downwards simultaneously, the end of the same side connecting rod is fixed with the reflector panel jointly, and then the inclination of two reflector panels can be adjusted simultaneously, the angle of reflector panel also can influence the light angle of reflection, thereby satisfy the user's operation requirement under different environment, the problem that single lamps and lanterns grading angle is difficult to adjust is solved; simultaneously, the preceding, the back both sides of aluminium base board still set up the limiting plate, and two limiting plates all have seted up spacing bar hole on the surface, and the fixed slide bar of outer end of a pair of reflector panel can only reciprocate along spacing bar hole, can the reflector panel turned angle scope play the limiting action on the one hand, and on the other hand can improve reflector panel pivoted stability.

Drawings

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

Fig. 1 is a schematic view of a first view angle structure of the middle light distribution angle adjusting structure of the present invention;

fig. 2 is a schematic view of a second view angle structure of the middle light distribution angle adjusting structure of the present invention;

FIG. 3 is a schematic view of the aluminum substrate and the protective cover of the present invention;

fig. 4 is a schematic structural view of the light distribution angle adjusting structure after the installation of the limiting plate of the present invention;

fig. 5 is an exploded view of the LED lamp according to the present invention.

The LED lamp comprises a base plate 1, a protective cover 2, a motor 3 rotating in the positive direction and the reverse direction, a reflector 4, an LED lamp bead 5, an LED chip 6, a divider 7, a driving power supply 8, an electric lead 9, a power input interface 10, a screw hole 11, a worm 12, a turbine 13, a rotating shaft 14, a bearing seat 15, a connecting rod 16, a limiting plate 17, a limiting strip hole 18, a sliding rod 19, a limiting cap 20, a threading hole 21, a heat dissipation hole 22, a strip lamp shell 23, a sealing ring 24, a light-transmitting cover 25, a heat dissipation fin 26 and a mounting support 27.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the invention and its embodiments, and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in the present invention can be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The present invention will be further explained with reference to the accompanying drawings.

A light distribution angle adjusting structure of an LED lamp and the LED lamp comprise an aluminum substrate 1, a protective cover 2, a forward and reverse rotation motor 3 and a pair of light reflecting sheets 4, wherein a plurality of LED lamp beads 5 distributed in a rectangular array are installed on the lower surface of the aluminum substrate 1, an LED chip 6, a branch controller 7 and a driving power supply 8 are installed on the upper surface of the aluminum substrate 1, a power supply input interface 10 is LED out from the upper surface of the aluminum substrate 1 through an electric lead 9, screw holes 11 are formed in the periphery of the upper end surface of the aluminum substrate 1, the protective cover 2 is fixedly connected to the upper end of the aluminum substrate 1 through screws, the forward and reverse rotation motor 3 is installed in the center of the lower surface of a top plate of the protective cover 2, the forward and reverse rotation motor 3 can work by an external remote controller, a worm 12 is arranged at the output end of the forward and reverse rotation motor 3, the two rotating shafts 14 are respectively arranged on the two groups of bearing seats 15, connecting rods 16 are fixed at two ends of the rotating shafts 14, and the tail ends of the connecting rods 16 on the same side are jointly fixed with the light reflecting sheets 4; the reflecting sheet 4 is in a flat plate shape; the right side wall of the protective cover 2 is provided with a threading hole 21, the threading hole 21 can allow a power wire 9 to freely pass through, and the power input interface 10 is arranged outside the protective cover 2.

An LED lamp comprises a light distribution angle adjusting structure of the LED lamp, and further comprises a bar-shaped lamp shell 23, a light-transmitting cover 25 and a radiating fin 26, wherein the bar-shaped lamp shell 23 is installed outside the light distribution angle adjusting structure, an installation support 27 is fixed on the upper end face of the bar-shaped lamp shell 23, and the light-transmitting cover 25 is installed at the bottom end of the bar-shaped lamp shell 23 through a sealing ring 24; the plurality of heat dissipation fins 26 are embedded in parallel at the top end of the strip-shaped lamp housing 23, and the bottom ends of the heat dissipation fins 26 extend into the inner cavity of the strip-shaped lamp housing 23.

The specific application of this embodiment is: firstly, the LED lamp is assembled according to the figure 5, the work of the forward and reverse rotation motor 3 can be controlled through an external remote controller, because the output end of the forward and reverse rotation motor 3 is installed with the worm 12, the front end and the rear end of the worm 12 are respectively engaged with the worm wheels 13, the spiral directions of the teeth of the two worm wheels 13 are opposite, and the two worm wheels 13 are respectively fixed on the outer walls of the middle parts of the two rotating shafts 14, the forward and reverse rotation motor 3 rotates clockwise or anticlockwise, the connecting rods 16 on the outer walls of the two rotating shafts 14 can be driven to simultaneously rotate upwards or downwards, the tail ends of the connecting rods 16 on the same side are jointly fixed with the light reflecting sheets 4, further, the inclination angles of the two light reflecting sheets 4 can be simultaneously adjusted, the angle of the light reflecting sheet 4 can also influence the reflected light angle, thereby the use requirements of users; the sealing ring 24 is arranged to prevent water vapor from entering the strip-shaped lamp housing 23 and causing short-circuit accidents of circuits, and the heat generated by the work of the electronic component can be rapidly led out and dissipated into the air by the arrangement of the heat dissipation fins 26, so that the cooling effect is achieved.

Example two

On the basis of the first embodiment, the front side and the rear side of the aluminum substrate 1 are further provided with a limiting plate 17, the surfaces of the two limiting plates 17 are both provided with a limiting strip-shaped hole 18, and the highest point of the limiting strip-shaped hole 18 is lower than the height of the central shaft of the rotating shaft 14; the outer ends of the reflectors 4 are fixed with slide bars 19, the slide bars 19 are slidably mounted inside the limiting strip-shaped holes 18, the tail ends of the slide bars 19 are fixed with limiting caps 20, and the rotatable angle range of the reflectors 4 is 45 degrees.

When the embodiment is used, the slide bars 19 fixed at the outer ends of the pair of reflectors 4 can only move up and down along the limiting strip-shaped holes 18, on one hand, the range of the rotation angle of the reflectors 4 can play a limiting role, and on the other hand, the stability of the rotation of the reflectors 4 can be improved.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a grading angle modulation structure of LED lamp, includes aluminium base board (1), visor (2), positive reverse motor (3) and a pair of reflector panel (4), its characterized in that: the LED lamp beads are arranged on the lower surface of the aluminum substrate (1) and distributed in a rectangular array, a plurality of LED lamp beads (5) are arranged on the upper surface of the aluminum substrate (1), LED chips (6), branch controllers (7) and a driving power supply (8) are arranged on the upper surface of the aluminum substrate (1), a power input interface (10) is LED out from the upper surface of the aluminum substrate (1) through an electric lead (9), screw holes (11) are formed in the periphery of the upper end surface of the aluminum substrate (1), the upper end of the aluminum substrate (1) is fixedly connected with a protective cover (2) through screws, a forward and reverse rotation motor (3) is arranged in the center of the lower surface of a top plate of the protective cover (2), a worm (12) is arranged at the output end of the forward and reverse rotation motor (3), turbines (13) are respectively engaged with the front and rear ends of the worm (12), the two turbines (13) are, and both ends of the rotating shaft (14) are fixed with connecting rods (16), and the tail ends of the connecting rods (16) on the same side are jointly fixed with the light reflecting sheets (4).

2. A light distribution angle adjusting structure of an LED lamp according to claim 1, characterized in that: limiting plates (17) are further arranged on the front side and the rear side of the aluminum substrate (1), limiting strip-shaped holes (18) are formed in the surfaces of the two limiting plates (17), and the highest point of each limiting strip-shaped hole (18) is lower than the height of the central shaft of the rotating shaft (14).

3. A light distribution angle adjusting structure of an LED lamp according to claim 2, characterized in that: the rotatable angle range of the pair of the reflectors (4) is 30-60 degrees, the outer ends of the pair of the reflectors (4) are respectively fixed with a slide bar (19), the slide bars (19) are slidably mounted inside the limiting strip-shaped holes (18), and the tail ends of the pair of the slide bars (19) are respectively fixed with a limiting cap (20).

4. A light distribution angle adjusting structure of an LED lamp according to claim 3, wherein: the reflecting sheet (4) is flat or arc.

5. A light distribution angle adjusting structure of an LED lamp according to claim 1, characterized in that: the right side wall of the protective cover (2) is provided with a threading hole (21), the threading hole (21) can be used for the electric lead (9) to freely pass through, and the power input interface (10) is arranged outside the protective cover (2).

6. A light distribution angle adjusting structure of an LED lamp according to claim 1, characterized in that: the front side wall and the rear side wall of the protective cover (2) are provided with heat dissipation holes (22).

7. An LED lamp is characterized by comprising the light distribution angle adjusting structure of the LED lamp as claimed in any one of claims 1 to 6, and further comprising a bar-shaped lamp housing (23), a light-transmitting cover (25) and a heat radiating fin (26), wherein the bar-shaped lamp housing (23) is mounted outside the light distribution angle adjusting structure, a mounting support (27) is fixed on the upper end face of the bar-shaped lamp housing (23), and the light-transmitting cover (25) is mounted at the bottom end of the bar-shaped lamp housing (23) through a sealing ring (24).

8. An LED lamp as claimed in claim 7, wherein: the heat dissipation fins (26) are embedded in the top end of the strip-shaped lamp housing (23) in parallel, and the bottom ends of the heat dissipation fins (26) extend into the inner cavity of the strip-shaped lamp housing (23).