阅读说明：本技术 一种投射光斑可调节的led嵌灯 (LED recessed lamp with adjustable projection light spot ) 是由 钱勇 于 2021-10-26 设计创作，主要内容包括：本发明公开了一种投射光斑可调节的LED嵌灯,属于LED灯领域,一种投射光斑可调节的LED嵌灯,包括灯座,灯座的底端固定连接有长柄灯柱,长柄灯柱的下侧设有LED灯球,LED灯球包括灯罩主体,灯罩主体内固定连接有LED灯主体,长柄灯柱的外壁上固定连接有一对夹持爪,夹持爪靠近灯罩主体的一端连接有步进电机,两个步进电机的动力输出端上固定连接有转动轴,一对转动轴之间设有两个活动弧形罩,活动弧形罩与灯罩主体转动连接,活动弧形罩的两端均固定连接有与转动轴相匹配的轴柱,轴柱包括一对相互转动的圆环,可以向不同方向投射不同颜色和大小的光斑,且装置可通过上下位移来提高散热效果和照明空间,满足在不同使用环境下的照明需求。(The invention discloses an LED recessed lamp with adjustable projecting light spots, which belongs to the field of LED lamps and comprises a lamp holder, wherein a long-handle lamp post is fixedly connected to the bottom end of the lamp holder, an LED lamp ball is arranged on the lower side of the long-handle lamp post, the LED lamp ball comprises a lamp shade main body, the LED lamp main body is fixedly connected in the lamp shade main body, a pair of clamping claws is fixedly connected to the outer wall of the long-handle lamp post, one ends of the clamping claws, close to the lamp shade main body, are connected with stepping motors, rotating shafts are fixedly connected to power output ends of the two stepping motors, two movable arc covers are arranged between the rotating shafts and rotatably connected with the lamp shade main body, two ends of each movable arc cover are fixedly connected with shaft posts matched with the rotating shafts, each shaft post comprises a pair of mutually rotating rings, light spots with different colors and sizes can be projected to different directions, and a device can improve the heat dissipation effect and the illumination space through up-down displacement, and the lighting requirements under different use environments are met.)

1. The utility model provides a throw LED recessed lamp with adjustable facula, includes lamp stand (1), its characterized in that: the LED lamp comprises a lamp holder (1), a long-handle lamp post (2) is fixedly connected to the bottom end of the lamp holder (1), an LED lamp ball (3) is arranged on the lower side of the long-handle lamp post (2), the LED lamp ball (3) comprises a lamp cover main body (301), an LED lamp main body (302) is fixedly connected in the lamp cover main body (301), a pair of clamping claws (4) is fixedly connected to the outer wall of the long-handle lamp post (2), a stepping motor (401) is connected to one end, close to the lamp cover main body (301), of each clamping claw (4), a rotating shaft (402) is fixedly connected to the power output end of each stepping motor (401), two movable arc covers (5) are arranged between the rotating shafts (402), the movable arc covers (5) are rotatably connected with the lamp cover main body (301), and shaft posts (6) matched with the rotating shafts (402) are fixedly connected to the two ends of each movable arc cover (5), the jack (6) includes a pair of pivoted ring each other, top fixedly connected with terminal (303) of lamp shade main part (301), install distribution device (201) in long handle lamp pole (2), be connected with electric telescopic handle (202) between distribution device (201) and terminal (303), elastic wire (203) are cup jointed in the outside of electric telescopic handle (202), terminal (303) and distribution device (201) are through elastic wire (203) electric connection.

2. The LED recessed lamp with the adjustable projected light spot as claimed in claim 1, wherein: activity arc cover (5) are including fixed frame, install electrochromic glass, two on the fixed frame activity arc cover (5) all with elastic wire (203) electric connection, be transparent state when activity arc cover (5) circular telegram, be atomizing opaque state when activity arc cover (5) cut off the power supply.

3. The LED recessed lamp with the adjustable projected light spot as claimed in claim 1, wherein: the elastic lead (203) is in a spring shape, a plurality of electric wires penetrate through the elastic lead (203), and the elastic lead (203) is coated with an insulating layer.

4. The LED recessed lamp with the adjustable projected light spot as claimed in claim 1, wherein: the one end and the step motor (401) power take off end fixed connection of axis of rotation (402), the card axle (403) has been cup jointed to the one end that step motor (401) were kept away from in axis of rotation (402), install in gripper jaw (4) and block axle (403) assorted micro-gap motor, micro-gap motor's power take off end and the one end joint of card axle (403).

5. The LED recessed lamp with the adjustable projected light spot as claimed in claim 4, wherein: the two clamping shafts (403) are respectively cylindrical and prismatic, round holes and rhombic holes matched with the two clamping shafts (403) are respectively formed in the two circular rings, and a damping ring is connected between the two circular rings.

6. The LED recessed lamp with the adjustable projected light spot as claimed in claim 1, wherein: the outer wall of the lampshade main body (301) is coated with a heat insulation film, and the lampshade main body (301) is filled with inert gas.

7. The LED recessed lamp with the adjustable projected light spot as claimed in claim 1, wherein: one end fixedly connected with and jack post (6) phase-match piezoelectricity diaphragm (7) that gripper jaw (4) are close to LED lamp ball (3), jack post (6) are close to piezoelectricity diaphragm (7) assorted thermal expansion ring (8), thermal expansion ring (8) include with jack post (6) fixed connection's solid fixed ring, gu seted up the annular spout on the fixed ring, sliding connection has movable clamping ring in the annular spout, it has thermal expansion liquid to fill between movable clamping ring and the annular spout, thermal expansion liquid is the ether solution that contains 5% air.

8. The LED recessed lamp with the adjustable projected light spot as claimed in claim 7, wherein: the LED lamp is characterized in that a controller is installed in the power distribution device (201), and the electric telescopic rod (202), the stepping motor (401), the micro motor, the piezoelectric diaphragm (7) and the LED lamp main body (302) are all electrically connected with the controller.

9. The LED recessed lamp with the adjustable projected light spot as claimed in claim 1, wherein: the LED lamp comprises a lampshade body (301), wherein the upper end of the LED lamp body (302) is exposed out of the surface of the lampshade body (301), the upper end of the lampshade body (301) is fixedly connected with a heat dissipation cover, and the heat dissipation cover is made of good heat conduction materials.

10. The LED recessed lamp with the adjustable projected light spot as claimed in claim 1, wherein: the long-handle lamppost (2) is made of a heat-conducting metal material, and a sealing ring matched with the LED lamp main body (302) is fixedly connected to the bottom end of the long-handle lamppost (2).

Technical Field

The invention relates to the field of LED lamps, in particular to an LED recessed lamp with adjustable projection light spots.

Background

A light emitting diode, referred to as LED for short, is a commonly used light emitting device, emits light by energy released by recombination of electrons and holes, and is widely used in the field of illumination. The light emitting diode can efficiently convert electric energy into light energy, and has wide application in modern society, such as illumination, flat panel display, medical devices and the like. Such electronic devices appeared as early as 1962, and only low-intensity red light was emitted in the early stage, and other versions of monochromatic light were developed later, and the light emitted so far has spread to visible light, infrared light and ultraviolet light, and the light intensity has been improved to a comparable level.

The embedded lamp is embedded into a wall or a plate, a light-emitting projection angle is generally fixed, a special angle adjusting structure is generally needed to realize directional illumination, and the angle adjusting structure is generally complex, more parts are needed and the lamp cost is higher for the existing down-lighting lamp. In addition, if the adjustment operation is performed frequently, the recliner mechanism is prone to failure or mechanical failure, which affects the service life of the lamp. Compared with some exposed spot lamps and the like, the embedded lamp is not as flexible as the spot lamps, if an additional adjusting structure is added, firstly, the requirement on the embedded space is improved, and secondly, the embedded structure brings great trouble to the adjusting operation.

At present, a plurality of lamps are influenced by some installation environments, lamp bodies are generally fixedly installed, the positions of light spots cannot be changed by changing the positions of light sources, and a new adjusting mode is needed to achieve the purpose of changing the positions of the light spots.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide the LED recessed lamp with the adjustable projection light spots, compared with the existing illuminating lamp embedded into a building structure, the LED lamp ball of the scheme is provided with the movable lampshade with the variable color, the light spots with different colors and sizes can be projected to different directions by changing the electrifying conditions and the rotating angles of the two movable lampshades, and the device can improve the heat dissipation effect and the illumination space by vertical displacement so as to meet the illumination requirements under different use environments.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

An LED recessed lamp with adjustable projection light spots comprises a lamp holder, wherein a long-handle lamp post is fixedly connected to the bottom end of the lamp holder, an LED lamp ball is arranged on the lower side of the long-handle lamp post and comprises a lamp shade main body, an LED lamp main body is fixedly connected to the interior of the lamp shade main body, a pair of clamping claws is fixedly connected to the outer wall of the long-handle lamp post, one ends, close to the lamp shade main body, of the clamping claws are connected with stepping motors, rotating shafts are fixedly connected to power output ends of the two stepping motors, two movable arc covers are arranged between the rotating shafts and rotatably connected with the lamp shade main body, shaft posts matched with the rotating shafts are fixedly connected to two ends of each movable arc cover, each shaft post comprises a pair of rings rotating mutually, a binding post is fixedly connected to the top end of the lamp shade main body, and a power distribution device is installed in the long-handle lamp post, be connected with electric telescopic handle between distribution device and the terminal, electric telescopic handle's the outside has cup jointed the elasticity wire, terminal and distribution device pass through elasticity wire electric connection, are provided with the movable lamp shade of changeable colour on the LED lamp ball of this scheme, through the circular telegram situation and the rotation angle of two movable lamp shades that change, realize throwing different colours and the facula of size to the equidirectional, and the displacement improves radiating effect and illumination space about the device accessible to satisfy the illumination demand under different service environment.

Further, activity arc cover includes fixed frame, install electrochromic glass, two on the fixed frame activity arc cover all with elastic wire electric connection, be transparent state when activity arc cover circular telegram, be the opaque state of atomizing when activity arc cover cuts off the power supply, through the colour and the light transmissivity change that make activity arc cover to electrochromic glass input current to the realization is to the surperficial shading of LED lamp ball and the change of jet out light colour.

Furthermore, the elastic lead is in a spring shape, a plurality of wires penetrate through the elastic lead, and the insulating layer ensures that the LED lamp ball is electrified when moving up and down through the elastic lead.

Further, the one end and the step motor power take off end fixed connection of axis of rotation, the card axle has been cup jointed to the one end that step motor was kept away from in the axis of rotation, install in the gripper jaw with card axle assorted micro-motion motor, micro-motion motor's power take off end and the one end joint of card axle are through card axle and the jack-post joint on controlling two gripper jaws, the rotary control that two movable arc covers of two step motor of accessible go on this moment.

Furthermore, the two clamping shafts are respectively cylindrical and prismatic, round holes and rhombic holes matched with the two clamping shafts are respectively formed in the two circular rings, a damping ring is connected between the two circular rings, and the two circular rings are not prone to natural relative sliding.

Furthermore, the outer wall of the lampshade main body is coated with a heat insulation film, and the lampshade main body is filled with inert gas.

Further, a controller is installed in the power distribution device, and the electric telescopic rod, the stepping motor, the micro motor, the piezoelectric diaphragm and the LED lamp main body are all electrically connected with the controller.

Further, the gripper jaw is close to the one end fixedly connected with and the jack-post phase-match piezoelectric diaphragm of LED lamp ball, the jack-post is close to piezoelectric diaphragm assorted thermal expansion ring, thermal expansion ring include with jack-post fixed connection's solid fixed ring, gu set up annular spout on the fixed ring, sliding connection has movable clamping ring in the annular spout, it has thermal expansion liquid to fill between activity clamping ring and the annular spout, thermal expansion liquid is the ether solution that contains 5% air, when the device is overheated, extrudees movable clamping ring outwards through thermal expansion liquid inflation to make the pressurized increase of piezoelectric diaphragm, piezoelectric diaphragm send signal this moment gives the controller and deals with.

Furthermore, the upper end of the LED lamp body is exposed out of the surface of the lampshade body, the upper end of the lampshade body is fixedly connected with a heat dissipation cover, and the heat dissipation cover is made of good heat conduction materials.

Furthermore, the long-handle lamp post is made of a heat-conducting metal material, the bottom end of the long-handle lamp post is fixedly connected with a sealing ring matched with the LED lamp main body, and when the LED lamp ball is clamped by the pair of clamping claws, a gap between the long-handle lamp post and the LED lamp ball is sealed, so that external impurities are not prone to entering the long-handle lamp post.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) the LED lamp ball is provided with the movable lampshade with the color changing function, light spots with different colors and sizes are projected to different directions through the electrifying conditions and the rotating angles of the two changed movable lampshades, and the device can improve the heat dissipation effect and the illumination space through vertical displacement so as to meet the illumination requirements under different use environments.

(2) The movable arc cover comprises a fixed frame, electrochromic glass is installed on the fixed frame, the two movable arc covers are electrically connected with the elastic lead, the movable arc cover is in a transparent state when being powered on, the movable arc cover is in an atomizing opaque state when being powered off, and the color and the light transmittance of the movable arc cover are changed by inputting current to the electrochromic glass so as to realize the surface shading of the LED lamp ball and the change of the color of the emitted light.

(3) The one end and the step motor power take off end fixed connection of axis of rotation, the one end that step motor was kept away from in the axis of rotation has cup jointed the card axle, install in the gripper jaw with card axle assorted micro-gap motor, micro-gap motor's power take off end and the one end joint of card axle, through card axle and the jack-post joint on controlling two gripper jaws, the rotation control that two movable arc covers of two step motor of accessible go on this moment.

(4) One end fixedly connected with that the gripper jaw is close to LED lamp ball and jack-post assorted piezoelectric diaphragm, the jack-post is close to piezoelectric diaphragm assorted thermal energy ring, the thermal energy ring includes the solid fixed ring with jack-post fixed connection, gu seted up annular spout on the fixed ring, sliding connection has movable clamping ring in the annular spout, it has thermal energy liquid to fill between movable clamping ring and the annular spout, thermal energy liquid is the ether solution that contains 5% air, when the device is overheated, extrude the outside motion of movable clamping ring through thermal energy liquid expansion, thereby make piezoelectric diaphragm pressurized increase, piezoelectric diaphragm send signal gives the controller and deals with this moment.

(5) The upper end of the LED lamp main body is exposed out of the surface of the lamp cover main body, the upper end of the lamp cover main body is fixedly connected with a heat dissipation cover, the heat dissipation cover is made of good heat conduction materials, the long-handle lamp post is made of heat conduction metal materials, the bottom end of the long-handle lamp post is fixedly connected with a sealing ring matched with the LED lamp main body, when the LED lamp ball is clamped by the pair of clamping claws, a gap between the long-handle lamp post and the LED lamp ball is sealed, and external sundries are not prone to entering the long-handle lamp post.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a partial perspective view of the LED light ball of the present invention;

FIG. 3 is a partial perspective view of the movable arc cover of the present invention not covering the LED light ball;

FIG. 4 is a cross-sectional view of the present invention;

FIG. 5 is a schematic view of the structure at A in FIG. 4;

FIG. 6 is a schematic view of the structure at B in FIG. 5;

FIG. 7 is a cross-sectional view of the LED light ball of the present invention separated from the long handled light post;

FIG. 8 is a side view of the movable arc shroud of the present invention covering an LED light ball;

FIG. 9 is a bottom perspective view of the present invention;

fig. 10 is a schematic block diagram of the present invention.

The reference numbers in the figures illustrate:

the LED lamp comprises a lamp holder 1, a long-handle lamp post 2, a 201 power distribution device, a 202 electric telescopic rod, a 203 elastic lead, a 3 LED lamp ball, a 301 lamp shade main body, a 302 LED lamp main body, a 303 wiring post, a 4 clamping claw, a 401 stepping motor, a 402 rotating shaft, a 403 clamping shaft, a 5 movable arc-shaped cover, a 6 shaft post, a 7 piezoelectric diaphragm and an 8 thermal expansion ring.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the connection can be direct connection or indirect connection through an intermediate medium, and can be communication inside the model adapting element. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

please refer to fig. 1-6, an LED recessed lamp with adjustable projected light spot, comprising a lamp holder 1, a long-handle lamp post 2 fixedly connected to the bottom end of the lamp holder 1, the long-handle lamp post 2 made of heat conducting metal material, and a sealing ring matched with the LED lamp main body 302 fixedly connected to the bottom end of the long-handle lamp post 2, the long-handle lamp post 2 and the lamp holder 1 of the present scheme are both embedded in a building structure, an LED lamp ball 3 is arranged at the lower side of the long-handle lamp post 2, the LED lamp ball 3 comprises a lamp shade main body 301, a heat insulating film is coated on the outer wall of the lamp shade main body 301, and the lamp shade main body 301 is filled with inert gas. The LED lamp body 302 is fixedly connected in the lampshade main body 301, the upper end of the LED lamp body 302 is exposed out of the surface of the lampshade main body, the upper end of the lampshade main body 302 is fixedly connected with a heat dissipation cover, the heat dissipation cover is made of good heat conduction material, the outer wall of the long-handle lamp post 2 is fixedly connected with a pair of clamping claws 4, one ends, close to the lampshade main body 301, of the clamping claws 4 are connected with stepping motors 401, the power output ends of the two stepping motors 401 are fixedly connected with rotating shafts 402, and two movable arc covers 5 are arranged between the pair of rotating shafts 402;

referring to fig. 2-3, the movable arc cover 5 is rotatably connected to the lampshade main body 301, the movable arc cover 5 includes a fixed frame on which electrochromic glass is mounted, technicians can use electrochromic glass with different colors as required, both movable arc covers 5 are electrically connected to the elastic lead 203, and the color and light transmittance of the movable arc cover 5 are changed by inputting current to the electrochromic glass, so as to change the color of the surface light shielding and the color of the emitted light of the LED lamp ball 3. The two ends of the movable arc cover 5 are fixedly connected with the shaft posts 6 matched with the rotating shaft 402, and the shaft posts 6 are made of heat-conducting ceramic.

Referring to fig. 5, the shaft post 6 includes a pair of mutually rotating rings, a terminal 303 is fixedly connected to the top end of the lampshade main body 301, a power distribution device 201 is installed in the long-handled lamppost 2, the power distribution device 201 is electrically connected with an external power source, an electric telescopic rod 202 is connected between the power distribution device 201 and the terminal 303, an elastic wire 203 is sleeved on the outer side of the electric telescopic rod 202, the terminal 303 and the power distribution device 201 are electrically connected through the elastic wire 203, and the LED lamp ball 3 is powered on when moving up and down through the elastic wire 203. The elastic wire 203 is in a spring shape, and a plurality of wires penetrate through the elastic wire 203, so that the LED lamp ball 3 is electrified when moving up and down through the elastic wire 203.

Referring to fig. 4-9, one end of the rotating shaft 402 is fixedly connected to the power output end of the stepping motor 401, the end of the rotating shaft 402 away from the stepping motor 401 is sleeved with the clamping shaft 403, the two clamping shafts 403 are respectively cylindrical and prismatic, circular holes and rhombic holes matched with the two clamping shafts 403 are respectively formed in the two circular rings, a damping ring is connected between the two circular rings, and the two circular rings are not prone to natural relative sliding. Install in the gripper jaw 4 with calorie axle 403 assorted micro-motion motor, micro-motion motor's power take off end and the one end joint of calorie axle 403, through the card axle 403 and the jack-post 6 joint on controlling two gripper jaws 4, the rotation control that two movable arc covers 5 of accessible two step motor 401 go on this moment.

Referring to fig. 4-6, one end of the clamping claw 4 close to the LED lamp ball 3 is fixedly connected with a piezoelectric diaphragm 7 matched with the shaft post 6, the shaft post 6 is close to a thermal expansion ring 8 matched with the piezoelectric diaphragm 7, the thermal expansion ring 8 includes a fixing ring fixedly connected with the shaft post 6, an annular chute is formed in the fixing ring, a movable pressing ring is slidably connected in the annular chute, a thermal expansion liquid is filled between the movable pressing ring and the annular chute, and the thermal expansion liquid is an ether solution containing 5% of air.

Referring to fig. 10, a controller is installed in the power distribution device 201, and the electric telescopic rod 202, the stepping motor 401, the micro motor, the piezoelectric diaphragm 7 and the LED lamp main body 302 are all electrically connected to the controller.

During the use, the last step motor 401 work of user's accessible control two gripper jaws 4 makes two activity arc covers 5 rotatory, through the interval and the angle of adjusting two activity arc covers 5, the light that makes 3 throws of LED lamp ball changes light after passing activity arc cover 5, and the light colour that passes from the clearance between two activity arc covers 5 does not change, realize throwing of different colour faculas, and activity arc cover 5 circular telegram back, its luminousness changes, make activity arc cover 5 can regard as the lens hood to use.

In the working process of the LED lamp ball 3, the movable arc cover 5 can partially shield a heat dissipation cover at the upper end of the LED lamp main body 302 to influence the heat dissipation effect of the LED lamp main body 302, when the LED lamp ball 3 is overheated or the movable arc cover 5 is overheated, the thermal expansion ring 8 connected with the shaft post 6 expands and pressurizes the piezoelectric diaphragm 7, so that the piezoelectric diaphragm 7 sends a signal to the controller, the controller drives the micro motor to work at the moment, the clamping shaft 403 contracts towards the clamping jaw 4, the shaft post 6 is separated from the clamping shaft 403 at the moment, the electric telescopic rod 202 works at the moment, the LED lamp ball 3 moves towards the outer side of the long-handle lamp post 2, at the moment, the LED lamp ball 3 is completely exposed out of the air, and the LED lamp ball 3 is cooled rapidly by heat exchange with the air.

When the LED lamp is used, the light size and the light type of the LED lamp penetrating through the movable arc cover 5 are switched by changing the rotating angle and the electrifying voltage of the movable arc cover 5, the color-changeable movable lamp shade is arranged on the LED lamp ball 3, light spots with different colors and sizes are projected to different directions through the electrifying conditions and the rotating angle of the two changed movable lamp shades, the radiating effect and the lighting space are improved by the aid of vertical displacement of the device, and lighting requirements under different use environments are met.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.