CN116624814A

CN116624814A - Angle-adjustable lamp

Info

Publication number: CN116624814A
Application number: CN202310524581.8A
Authority: CN
Inventors: 罗士春; 黄厚宾; 李金明
Original assignee: Ledlucky Holdings Co ltd
Current assignee: Ledlucky Holdings Co ltd
Priority date: 2023-05-10
Filing date: 2023-05-10
Publication date: 2023-08-22

Abstract

An angle-adjustable lamp comprises a power supply, a lamp body, a light-emitting module, a light guide module and a limiting structure; the lamp body is detachably connected with the power supply; the light-emitting module is arranged on the lamp body and is electrically connected with the power supply; the light guide module is arranged on the lamp body, the lamp body and the light guide module are respectively distributed on two sides of the light emitting module, and the limiting structure is used for positioning the light guide module; the light body is provided with a first adjusting inclined block, the light guide module is provided with a second adjusting inclined block, and the two adjusting inclined blocks are both protruded and oppositely arranged; the opposite sides of the two regulating inclined blocks are inclined planes which are parallel to each other, and the first regulating inclined block is contacted with the inclined plane of the second regulating inclined block and can slide relatively. Through the relative slip between first adjustment sloping block and the second adjustment sloping block, realize the interval change between light guide module and the lamp body, because the light emitting module is fixed with the lamp body relatively to realize the interval change between light guide module and the light emitting module, accomplish the regulation of different light beam angles promptly, need not frequent dismantlement screw many times, easy and simple to handle, efficient.

Description

Angle-adjustable lamp

Technical Field

The application relates to the field of LED lamps, in particular to an angle-adjustable lamp.

Background

The light emitting diode lamp, also called as LED lamp, is a light transmitting, distributing and changing device for LED light source light distribution, which uses solid semiconductor chip as luminous material, and generates excessive energy through carrier recombination in semiconductor to cause photon emission, and directly emits red, yellow, blue, green, cyan, orange, purple and white light. The LED lighting product is a lighting fixture manufactured by using LEDs as light sources, is called a fourth-generation lighting source or a green light source, has the characteristics of energy conservation, environmental protection, long service life, small volume and the like, and is widely applied to various fields of indication, display, decoration, backlight sources, common lighting, urban night scenes and the like.

The current LED lamp mainly comprises a lamp body part and a power supply part, wherein the lamp body is used for emitting light, guiding light and dissipating heat, and the power supply is used for providing electric energy for the LED lamp in the lamp body, so that the power supply can convert alternating current of a power grid into direct current and ensure the stable operation of the LED lamp; the traditional LED lamp generally has the beam angle of 15 degrees, 24 degrees and 36 degrees, and in the same lamp, if different beam angles are to be realized simultaneously, different optical light guide modules need to be replaced, and in the replacement process, the lamp needs to be disassembled, the light guide modules need to be replaced and then installed.

Aiming at the technical scheme, the common lamp cannot realize the change of different angles through one light guide module, the light guide modules of different angles are replaced to realize the angle change, and a plurality of different optical light guide modules are required to be equipped for realizing different beam angles, so that the development cost is high; the light guide module is generally fixed through screws, when the light guide module is replaced, the operation is complex, screws are frequently disassembled and assembled for replacement, screw holes can slide, the safety reliability of the lamp is affected, the screws slide, and the light guide module can fall off to cause safety accidents.

Disclosure of Invention

The application mainly solves the technical problem of changing the beam angle of the light guide module under the condition of reducing frequent disassembly of the light guide module.

In one embodiment, the application provides an adjustable angle lamp, comprising:

a power supply; the power supply is used for providing electric energy;

a lamp body; the lamp body is detachably connected with the power supply, a first adjusting inclined block is arranged on the lamp body, and the first adjusting inclined block is arranged in a protruding mode;

a light emitting module; the light-emitting module is arranged on the lamp body and is electrically connected with the power supply;

a light guide module; the light guide module is arranged on the lamp body, and the lamp body and the light guide module are arranged around the light emitting module and are respectively distributed on two sides of the light emitting module; the light guide module is provided with a second adjusting inclined block, the second adjusting inclined block is arranged opposite to the first adjusting inclined block, the opposite side of the second adjusting inclined block and the first adjusting inclined block is inclined planes parallel to each other, and the first adjusting inclined block is contacted with the inclined planes of the second adjusting inclined block and can slide relatively;

a limiting structure; the limiting structure is used for positioning the light guide module and limiting the first adjusting inclined block and the second adjusting inclined block to generate relative sliding.

In another embodiment, the inclined surfaces of the first and second adjusting inclined blocks include a slope surface portion and a flat portion, and the flat portion is the highest position of the inclined surface.

In another embodiment, a plurality of cooling fins are arranged on one side of the lamp body, an installation cavity is formed in the other side of the lamp body, the light-emitting module is arranged on the bottom wall of the installation cavity, the first adjusting inclined blocks are arranged on the bottom wall of the installation cavity and distributed on the periphery of the light-emitting module, and the light guide module is installed in the installation cavity through the limiting structure.

In another embodiment, the limiting structure comprises a pressing plate and an adjusting piece, the pressing plate is detachably mounted on the lamp body, the adjusting piece comprises a fixed end, an elastic piece and a movable end, the fixed end is used for being mounted on the pressing plate, the movable end is telescopic relative to the fixed end, and the elastic piece enables the movable end to be far away from the fixed end; the elastic piece is used for propping the movable end against the light guide module and enabling the second adjusting inclined block to be propped against the second adjusting inclined block.

In another embodiment, a limiting groove is correspondingly formed in one side, away from the second adjustment inclined block, of the light guide module, and the bottom wall of the limiting groove is arranged corresponding to the inclined surface of the second adjustment inclined block; the pressing plate is embedded into the limit groove, and one side of the pressing plate, which corresponds to the limit groove, is provided with an inclined plane.

In another embodiment, the bottom wall of the limiting groove is provided with a plurality of pits for embedding the movable end, and the pits are distributed on the moving track of the movable end.

In another embodiment, a guide groove is formed in the bottom wall of the limiting groove corresponding to the moving track of the movable end.

In another embodiment, the adjustment member is a ball screw.

In another embodiment, the lamp further comprises a connecting structure, the connecting structure comprises a plurality of clamping portions and at least one fixing portion, the clamping portions are arranged on the lamp body, hanging grooves and fixing holes are correspondingly formed in the power supply, the clamping portions can be adjusted to clamping positions from home positions and are hung on the hanging grooves, and the fixing positions and the fixing holes are corresponding to and connected with each other when the clamping positions are located.

In another embodiment, the connection structure further comprises a spring needle structure and a copper foil structure, wherein the spring needle structure is arranged on the power supply and is used for electrifying, and the copper foil structure is arranged on the lamp body and is electrically connected with the light emitting module; the copper foil structure surface is provided with a copper layer, and under the clamping position, the spring needle contact at the lower end of the spring needle structure is used for being in contact with the copper layer for electrifying.

According to the adjustable angle lamp of the embodiment, the first adjustment inclined block arranged on the lamp body and the second adjustment inclined block arranged on the light guide module relatively slide, so that the distance between the light guide module and the lamp body is changed, and the light emitting module and the lamp body are relatively fixed, so that the distance between the light guide module and the light emitting module is changed, and the adjustment of different light beam angles is completed; the limiting structure limits the relative position between the light emitting module and the light guide module, so that the screw does not need to be frequently detached for many times, the light beam angle of the light guide module is adjusted on the premise that the light guide module does not need to be detached, and the light guide module is simple and convenient to operate and high in efficiency.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the present application;

FIG. 2 is a perspective view of another embodiment of the present application;

FIG. 3 is a schematic view of an angle adjustment according to an embodiment of the present application;

FIG. 4 (a) is an overall schematic view of a lamp body;

FIG. 4 (b) is a schematic view of another view of the lamp body;

FIG. 4 (C) is an enlarged view of portion C of FIG. 4 (b);

FIG. 5 (a) is a schematic diagram of the whole light guide module;

fig. 5 (b) is a schematic structural diagram of another view angle of the light guiding module;

FIG. 5 (c) is an enlarged view of portion D of FIG. 5 (b);

FIG. 6 is a schematic view of the overall structure of the platen;

FIG. 7 is a schematic view of the overall structure of a ball screw;

FIG. 8 is an enlarged view of portion B of FIG. 2;

FIG. 9 is an exploded view of an embodiment of the present application in a vertical direction;

FIG. 10 is a schematic diagram of a quick-assembly and quick-disassembly of an embodiment of the application;

FIG. 11 is an enlarged view of portion A of FIG. 1;

FIG. 12 is a schematic overall structure of the latch needle structure;

fig. 13 is a schematic view of the overall structure of the copper foil structure.

Reference numerals: 1. a hanging ring; 2. a power supply; 3. a lamp body; 31. a heat sink; 32. a mounting cavity; 33. a connecting groove; 34. a first adjustment ramp; 341. a slope portion; 342. a leveling part; 35. a fixing groove; 4. a connection structure; 41. a clamping part; 411. a connecting column; 412. a hook; 42. a fixing part; 43. a hanging connecting groove; 431. a first slot; 432. a second slot; 44. a fixing hole; 45. locking the screw; 46. a spring needle structure; 461. a mounting ring; 462. a spring needle; 47. a waterproof ring; 48. a copper foil structure; 481. a contact copper foil; 482. a wire; 5. a light emitting module; 51. a PCBA module; 52. countersunk head screws; 6. a light guide module; 61. a second adjustment sloping block; 7. a limit structure; 71. a pressing plate; 72. an adjusting member; 73. a limit groove; 74. pits; 75. a guide groove; 76. a scale; 77. and (5) pressing a plate screw.

Detailed Description

The application will be described in further detail below with reference to the drawings by means of specific embodiments. Wherein like elements in different embodiments are numbered alike in association. In the following embodiments, numerous specific details are set forth in order to provide a better understanding of the present application. However, one skilled in the art will readily recognize that some of the features may be omitted, or replaced by other elements, materials, or methods in different situations. In some instances, related operations of the present application have not been shown or described in the specification in order to avoid obscuring the core portions of the present application, and may be unnecessary to persons skilled in the art from a detailed description of the related operations, which may be presented in the description and general knowledge of one skilled in the art.

Furthermore, the described features, operations, or characteristics of the description may be combined in any suitable manner in various embodiments. Also, various steps or acts in the method descriptions may be interchanged or modified in a manner apparent to those of ordinary skill in the art. Thus, the various orders in the description and drawings are for clarity of description of only certain embodiments, and are not meant to be required orders unless otherwise indicated.

The numbering of the components itself, e.g. "first", "second", etc., is used herein merely to distinguish between the described objects and does not have any sequential or technical meaning. The term "coupled" as used herein includes both direct and indirect coupling (coupling), unless otherwise indicated.

The traditional LED lamp generally has the beam angle of 15 degrees, 24 degrees and 36 degrees, and in the same lamp, if different beam angles are to be realized simultaneously, different optical light guide modules need to be replaced, and in the replacement process, the lamp needs to be disassembled, the light guide modules need to be replaced and then installed. The common lamp can not realize the change of different angles through one light guide module, and the change of the angles is realized by changing the light guide modules of different angles.

In general, in order to achieve different beam angles, a plurality of different optical light guide modules are required to be equipped, the different light guide modules collect the light emission angles of the light emitting modules again to any desired angle between 5 ° and 160 °, and the commonly used light guide modules are lenses. The cost of the plurality of light guide modules is high; the light guide module is generally fixed through screws, when the light guide module is replaced, the operation is complex, screws are frequently disassembled and assembled for replacement, screw holes can slide, the safety reliability of the lamp is affected, the screws slide, and the light guide module can fall off to cause safety accidents.

The application provides an angle-adjustable lamp, which can realize the adjustment of different beam angles by adjusting the distance between a light guide module and a light emitting module through adjusting the light guide module, and does not need to be provided with a plurality of light guide modules or frequently replace the light guide modules.

Referring to fig. 1-3, an embodiment of the present application provides an adjustable angle lamp, including: the LED lamp comprises a power supply 2, a lamp body 3, a connecting structure 4, a light emitting module 5, a light guide module 6 and a limiting structure 7. The lamp body 3 is detachably connected with the power supply 2 through the connecting structure 4, and the power supply 2 is used for externally connecting cables and supplying electric energy; the light-emitting module 5 is arranged on the lamp body 3 and is electrically connected with the power supply 2; the light guide module 6 is arranged on the lamp body 3, the lamp body 3 and the light guide module 6 are arranged around the light emitting module 5 and are respectively distributed on two sides of the light emitting module 5, and the limiting structure 7 is used for positioning the light guide module 6. The lamp body 3 is provided with a first adjusting inclined block 34, the light guide module 6 is provided with a second adjusting inclined block 61, and the first adjusting inclined block 34 and the second adjusting inclined block 61 are both protruded and oppositely arranged; the opposite sides of the second adjusting inclined block 61 and the first adjusting inclined block 34 are inclined planes which are parallel to each other, and the first adjusting inclined block 34 is contacted with the inclined planes of the second adjusting inclined block 61 and can slide relatively; the limiting structure 7 can limit the first adjusting inclined block 34 and the second adjusting inclined block 61 to generate relative sliding.

In the above technical scheme, rings 1 are connected to the top of power 2 in a threaded manner and used for connecting and installing lamps, a circular radiator 31 is adopted by a lamp body 3, a connecting groove 33 is coaxially arranged at the upper end of the radiator 31, a plurality of radiating fins are distributed on the periphery of the connecting groove 33, and a cylindrical installation cavity 32 is formed at the lower end of the radiator 31. The light emitting module 5 is provided in a circular shape corresponding to the light guiding module 6.

Referring to fig. 3, the light emitting module 5 includes a PCBA module 51 and an LED lamp element disposed on the PCBA module 51, and the light emitting module 5 is fixed on a bottom wall of the mounting cavity 32 by a countersunk screw 52, wherein the bottom wall of the mounting cavity 32 is an inner wall of an upper end of the mounting cavity 32. The light guide module 6 adopts a lens, and the light guide module 6 is arranged in the mounting cavity 32 and keeps a certain distance from the light emitting module 5.

Referring to fig. 4 (a) -5 (c), the first adjusting inclined blocks 34 are provided with four blocks, and the four first adjusting inclined blocks 34 are disposed at the bottom wall of the mounting cavity 32 and uniformly distributed on the periphery of the light emitting module 5 along the circumference. Four second adjusting sliding blocks are arranged corresponding to the first adjusting inclined blocks 34, and the four second adjusting sliding blocks are arranged on one side of the light guide module 6 facing the light emitting module 5 and are uniformly distributed along the circumference. The inclined surfaces of the first adjusting inclined block 34 and the second adjusting inclined block 61 comprise a slope portion 341 and a flat portion 342, and the flat portion 342 is the highest position of the inclined surfaces, in the embodiment of the application, the heights and gradients of the first adjusting inclined block 34 and the second adjusting inclined block 61 are completely consistent.

In the above technical solution, when the slope portions 341 of the first adjustment slope 34 and the second adjustment slope 61 are completely attached and the level portions 342 are respectively in contact with the bottom wall of the light guide module 6 and the bottom wall of the mounting cavity 32, at this time, the first limit positions of the first adjustment slope 34 and the second adjustment slope 61 are the first limit positions, and the distance between the light emitting module 5 and the light guide module 6 is the minimum; when the first adjusting inclined block 34 and the inclined surface portion 341 of the second adjusting inclined block 61 slide relatively until the flat portions 342 of the two adjusting inclined blocks contact, the distance between the light emitting module 5 and the light guiding module 6 is the largest at this time. When the light beam angle is adjusted, the light guide module 6 is rotated, so that the second adjustment inclined block 61 slides relative to the first adjustment inclined block 34, and the distance between the light emitting module 5 and the light guide module 6 is changed, so that the adjustment of the light beam angle is realized.

Referring to fig. 6-8, the limiting structure 7 includes a pressing plate and an adjusting member 72, the pressing plate is detachably mounted on the lamp body 3, the adjusting member 72 includes a fixed end, an elastic member and a movable end, the fixed end is mounted on the pressing plate, the movable end is retractable relative to the fixed end, and the movable end tends to be far away from the fixed end by the elastic member; the elastic piece is used for abutting the movable end on the light guide module 6 and enabling the second adjusting inclined block 61 to abut on the second adjusting inclined block 61.

In the above technical solution, the limiting structures 7 in the embodiment of the present application are provided with four groups and are circumferentially distributed along the opening of the mounting cavity 32; the fixed slot 35 has been seted up near installing cavity 32 knot to light guide module 6 lower extreme, and the clamp plate passes through clamp plate screw 77 to be fixed at the fixed slot 35 diapire, and the clamp plate stretches out fixed slot 35 and transversely establishes at installing cavity 32 open position, is used for stopping to restrict the light guide module 6 and the luminous module 5 in the installing cavity 32 to break away from installing cavity 32 on the one hand, and on the other hand is used for installing regulating part 72 in order to adjust light guide module 6.

Referring to fig. 5 (c) and fig. 6, a side of the light guide module 6 facing away from the second adjustment inclined block 61 is correspondingly provided with a limiting groove 73, and a bottom wall of the limiting groove 73 is correspondingly disposed on an inclined plane of the second adjustment inclined block 61, in this embodiment of the present application, the second adjustment inclined block 61 on the light guide module 6 is integrally formed by stamping, so that the limiting groove 73 is a concave structure on a back side of the second adjustment inclined block 61, that is, an inclined plane of a bottom wall of the limiting groove 73 is parallel to the second adjustment inclined block 61. The pressing plate is embedded into the limiting groove 73, and the part, extending out of the fixing groove 35, of the pressing plate is arranged to be inclined corresponding to the bottom wall of the limiting groove 73, so that the light guide module 6 can conveniently rotate relative to the pressing plate.

Referring to fig. 7 and 8, the fixed end is mounted and fixed on the portion of the pressing plate extending out of the fixing groove 35 and disposed toward the inside of the mounting cavity 32; the bottom wall of the limiting groove 73 is provided with a plurality of pits 74 for embedding the movable end, the pits 74 are distributed on the moving track of the movable end, the moving track of the corresponding movable end of the bottom wall of the limiting groove 73 is provided with a guide groove 75, and the moving track of the guide groove 75 is arc-shaped when the light guide module 6 rotates. In the embodiment of the present application, three pits 74 are provided, and scales 76 are correspondingly provided on one side of the light guide module 6, so as to indicate that the positions of the three pits 74 can be selected according to actual requirements, and the positions correspond to the common beam angles.

In the above technical solution, the adjusting member 72 is a ball screw, referring to fig. 7, where the ball screw includes a housing, a spring and a steel ball, the housing is a fixed end, one end of the housing is screwed on the pressing plate, the spring is an elastic member, the spring is disposed in the housing, and the steel column is a movable end, and is connected with the spring and can slide relatively with the housing under the action of the spring. When the angle of the light beam is adjusted, the light guide module 6 is rotated, the rotating torsion pushes the steel ball to compress the spring, so that the steel ball leaves the concave point 74 and moves along the guide groove 75 until the steel ball reaches the corresponding concave point 74 of the angle of the light beam to be adjusted, and the steel ball is pressed and held in the concave point 74 to be fixed under the action of the spring, so that the light guide module 6 is prevented from rotating automatically. The guide groove 75 and the pressing plate embedded limit groove 73 can limit the rotation stroke of the light guide module 6, and the first adjusting inclined block and the second inclined block are prevented from being misplaced.

Referring to fig. 9 and 10, the power source 2 is detachably connected with the lamp body 3 through a connection structure 4, the connection structure 4 structurally comprises a plurality of clamping portions 41 and at least one fixing portion 42 arranged on the lamp body 3, hanging grooves 43 and fixing holes 44 are correspondingly formed in the power source 2, and the clamping portions 41 and the fixing portions 42 are uniformly distributed along the circumferential direction of the power source 2. The clamping part 41 can be adjusted from the original position to the clamping position and is hung on the hanging groove 43, and the fixing position corresponds to the fixing hole 44 in the clamping position and is connected through the locking screw 45.

In the above technical solution, please refer to fig. 10 and 11, the clamping portion 41 includes a connecting column 411 and a hook 412 disposed at a clamping end, the lower end of the connecting column 411 is fixed on the lamp body 3, the upper end is connected with the hook 412, the hook 412 may be disposed as a transverse plate perpendicular to the connecting column 411, the hanging slot 43 is disposed as a "keyhole" structure, and includes a first slot 431 and a second slot 432 which are communicated, the first slot 431 is a circular hole for the hook 412 to pass through, the second slot 432 is a long slot for the hook 412 to hang after the power supply 2 or the lamp body 3 is rotated, and is used for limiting the hook 412 from disengaging.

In the embodiment of the application, the lamp body 3 and the power supply 2 are circular, so that the power supply 2 and the lamp body 3 rotate relatively, the second slot 432 is circular arc, and the connecting block moves from the first slot 431 to the second slot 432, i.e. is adjusted to the clamping position from the original position through the rotation of the power supply 2 or the lamp body 3.

Referring to fig. 10, the fixing portion 42 is configured as a cylindrical vertical rod, the lower end of the fixing portion 42 is fixed on the lamp body 3, the other end is coaxially provided with a threaded hole, the fixing portion 42 and the fixing hole 44 are correspondingly coaxial when being clamped, and a locking screw 45 is adopted to penetrate through the power supply 2 and the lamp body 3 and is in threaded connection with the fixed complementary threaded hole, so as to lock the power supply 2 and the lamp body 3.

The common lamp is in butt joint through the quick-connection waterproof connector, or the wiring cavity is added to solve the electrifying problem by using various terminals, firstly, the efficiency is low, secondly, the interference of the wire pressing and guiding wires 482 is easy to influence the assembly safety, thirdly, the electric shock and the electric leakage risk are caused by poor contact, and the service life of the product is directly reduced at a high speed. In order to solve the problems of the prior art that various connectors are in butt joint, interference risk, complex wiring, rapid rise of winding wire temperature, safety risk and the like, the application adopts an electric connection scheme between the power supply 2 and the light-emitting module 5 on the lamp body 3.

Referring to fig. 9, the connection structure 4 further includes a spring needle structure 46, a waterproof ring 47 and a copper foil structure 48; referring to fig. 12, the spring needle structure 46 includes a mounting ring 461 and a plurality of spring needles 462 disposed on the mounting ring 461, in which the spring needles 462 in the embodiment of the present application are formed by a needle shaft, a spring and a needle tube, the spring is disposed in a cavity of the needle tube, one end of the needle shaft extends into the needle tube to be connected with the spring, and the other end extends out of the needle tube to be slidably connected with the needle tube; the mounting ring 461 is used for fixing at the lower end of the power supply 2, the spring needle 462 is arranged on the mounting ring 461 in a needle shaft downward direction, the upper end of the spring needle 462 is used for being electrically connected with the power supply 2, and the lower end is a spring needle contact for contacting and conducting with the copper foil structure 48. Referring to fig. 13, the copper foil structure 48 includes a contact copper foil 481 and a wire 482, wherein a circumferential annular copper layer is provided on the upper end of the contact copper foil 481, a spring pin contact on the lower end of the spring pin 462 is pressed down to be in contact with the copper layer for conduction, and the wire 482 is provided below the contact copper foil 481 and is used for electrical connection with the PCBA module 51. The contact copper foil 481 is correspondingly arranged in a circular shape, and the waterproof ring 47 is arranged between the mounting ring 461 and the contact copper foil 481 for closing and protecting the contact and electrical connection of the spring pin contact with the copper layer. Through rotatory circular telegram, also solved the problem in joint and space, high-efficient swift firm connection, safe convenient and fast.

The foregoing description of the application has been presented for purposes of illustration and description, and is not intended to be limiting. Several simple deductions, modifications or substitutions may also be made by a person skilled in the art to which the application pertains, based on the idea of the application.

Claims

1. An adjustable angle lamp, comprising:

a power supply (2); the power supply (2) is used for providing electric energy;

a lamp body (3); the lamp body (3) is detachably connected with the power supply (2), a first adjusting inclined block (34) is arranged on the lamp body (3), and the first adjusting inclined block (34) is arranged in a protruding mode;

a light emitting module (5); the light-emitting module (5) is arranged on the lamp body (3) and is electrically connected with the power supply (2);

a light guide module (6); the light guide module (6) is arranged on the lamp body (3), and the lamp body (3) and the light guide module (6) are arranged around the light emitting module (5) and are respectively distributed on two sides of the light emitting module (5); the light guide module (6) is provided with a second adjusting inclined block (61), the second adjusting inclined block (61) is arranged opposite to the first adjusting inclined block (34), the opposite side of the second adjusting inclined block (61) to the first adjusting inclined block (34) is an inclined plane parallel to each other, and the inclined planes of the first adjusting inclined block (34) and the second adjusting inclined block (61) are contacted and can slide relatively;

a limit structure (7); the limiting structure (7) is used for positioning the light guide module (6) and limiting the first adjusting inclined block (34) and the second adjusting inclined block (61) to generate relative sliding.

2. The adjustable angle lamp as claimed in claim 1, wherein the inclined surfaces of the first and second adjustment inclined blocks (34, 61) comprise a slope portion (341) and a flat portion (342), and the flat portion (342) is the highest position of the inclined surfaces.

3. The angle-adjustable lamp according to claim 1, wherein a plurality of radiating fins are arranged on one side of the lamp body (3), an installation cavity (32) is formed on the other side of the lamp body, the light-emitting module (5) is arranged on the bottom wall of the installation cavity (32), the first adjusting inclined blocks (34) are arranged on the bottom wall of the installation cavity (32) and distributed on the periphery of the light-emitting module (5), and the light guide module (6) is installed in the installation cavity (32) through the limiting structure (7).

4. An adjustable angle light fixture as claimed in any one of the claims 2, characterized in that the limit structure (7) comprises a press plate (71) and an adjusting member (72), the press plate (71) being detachably mounted on the light body (3), the adjusting member (72) comprising a fixed end for mounting on the press plate (71), an elastic member and a movable end, the movable end being retractable with respect to the fixed end, and the elastic member tending to move the movable end away from the fixed end; the elastic piece is used for propping the movable end against the light guide module (6) and enabling the second adjusting inclined block (61) to be propped against the second adjusting inclined block (61).

5. The adjustable angle lamp as claimed in claim 4, wherein a limiting groove (73) is correspondingly formed on one side of the light guide module (6) away from the second adjusting inclined block (61), and the bottom wall of the limiting groove (73) is correspondingly arranged on the inclined surface of the second adjusting inclined block (61); the pressing plate (71) is embedded into the limiting groove (73) and is arranged to be inclined at one side corresponding to the limiting groove (73).

6. The adjustable angle lamp of claim 5, wherein the bottom wall of the limit groove (73) is provided with a plurality of pits (74) for embedding the movable end, and the pits (74) are distributed on the moving track of the movable end.

7. The adjustable angle lamp of claim 6, wherein the bottom wall of the limiting groove (73) is provided with a guiding groove (75) corresponding to the moving track of the movable end.

8. An adjustable angle light fixture as claimed in claim 6, characterized in that the adjusting member (72) is a wave bead screw.

9. The adjustable angle lamp as claimed in any one of claims 1-8, further comprising a connection structure (4), wherein the connection structure (4) comprises a plurality of clamping parts (41) and at least one fixing part (42) arranged on the lamp body (3), a hanging groove (43) and a fixing hole (44) are correspondingly arranged on the power supply (2), the clamping parts (41) can be adjusted from original positions to clamping positions and are hung on the hanging groove (43), and the fixing positions and the fixing holes (44) are corresponding and connected in the clamping positions.

10. The adjustable angle lamp according to claim 9, wherein the connection structure (4) further comprises a spring pin structure (46) and a copper foil structure (48), the spring pin structure (46) being arranged on the power supply (2) and being used for energizing, the copper foil structure (48) being arranged on the lamp body (3) and being electrically connected with the light emitting module (5); and a copper layer is arranged on the surface of the copper foil structure (48), and a spring needle (462) contact at the lower end of the spring needle structure (46) is used for being in contact with the copper layer for electrifying in the clamping position.