CN219045719U

CN219045719U - Light projector

Info

Publication number: CN219045719U
Application number: CN202320328283.7U
Authority: CN
Inventors: 韦骏易
Original assignee: Foshan Changyi Lighting Co ltd
Current assignee: Foshan Changyi Lighting Co ltd
Priority date: 2023-02-24
Filing date: 2023-02-24
Publication date: 2023-05-19
Anticipated expiration: 2033-02-24

Abstract

The utility model discloses a projection lamp, wherein the front surface of a back shell seat of the product is provided with an open concave cavity, a reflecting lamp cup and a light-emitting device are arranged in the concave cavity, the circumferential edge of a light-transmitting lens is fixedly connected with the cavity opening of the concave cavity in a sealing way, the inner surface and the outer surface of the light-transmitting lens are flat, and the reflecting lamp cup is a trapezoid reflecting lamp cup; a trapezoid reflecting cavity which is gradually widened from inside to outside is arranged in the reflecting lamp cup, and a light-emitting device is arranged at the inner bottom of the trapezoid reflecting cavity; the light-transmitting lens is a curved plate light-transmitting lens with the middle part protruding downwards and the left side and the right side tilting upwards; the reflecting lamp cups at least comprise a left reflecting lamp cup and a right reflecting lamp cup, the left reflecting lamp cup and the right reflecting lamp cup incline towards the left inclined wall and the right inclined wall corresponding to the light transmitting lens respectively, and the two trapezoid reflecting cavities also conform to the left inclined wall and the right inclined wall corresponding to the light transmitting lens respectively; when the product is used for projecting illumination, at least oblique projection illumination rays on the left side and the right side are emitted from the light-transmitting lenses, so that the illumination range on the left side and the right side is widened.

Description

Light projector

Technical Field

The present utility model relates to a projector, and more particularly, to a projector.

Background

For example, 1: chinese patent literature publication No.: CN218494806U discloses a projecting lamp of convenient equipment, including lamps and lanterns body and bracket component, the lamps and lanterns body includes: the lamp body comprises a mounting shell arranged at the bottom and a glass gluing groove arranged in the circumferential direction of the mounting shell, and the light-transmitting glass is matched with the glass gluing groove; the support assembly comprises a limiting support and a mounting support, the limiting support comprises a first limiting plate and a connecting column, mounting side lugs are arranged on two sides of the lamp housing, the connecting column is connected with the mounting side lugs, the first limiting plate is abutted with the light-transmitting glass, and the mounting support is connected with one end, far away from the first limiting plate, of the connecting column; a light source plate is arranged in the mounting shell, and a limiting hole matched with the limiting boss is formed in the light source plate. The circumference direction of the light source plate is provided with a reflector for reflecting light rays; firstly, a light source plate is arranged on a lamp shell, a limiting hole on the light source plate is matched with a limiting boss, a reflecting plate is arranged on the circumference direction of the light source plate, and light-transmitting glass is adhered in a glass gluing groove through sealant.

The reflecting plate (namely the reflecting lamp cup) of the product is only provided with one reflecting plate, is arranged in the forward direction, the transparent glass is also a straight plate, the reflecting plate is arranged close to the inner surface of the transparent glass, only can vertically project and emit from the transparent glass when in illumination and light projection, the transparent area of the surface of the transparent glass of the straight plate is small, the projection can not be obliquely widened from the left side and the right side, and the illumination and light projection area towards the left side and the right side is limited.

For example 2: chinese patent literature publication No.: CN210424647U discloses a simple-structured LED floodlight, comprising a connecting screw, a lamp body, a PCB board, a fastening screw, a lamp cup, a glass plate, an outer frame, a mounting bracket, a gasket and a hexagonal screw, wherein the PCB board is fixedly installed in the inner cavity of the lamp body through the fastening screw; the lamp cup is placed in the inner cavity of the lamp body and is particularly positioned above the PCB; the glass plate is arranged in the inner cavity of the outer frame; the connecting screw is screwed in from the back of the lamp body, penetrates through the lamp cup and is matched and connected with the outer frame with the glass plate; the mounting bracket is mounted on the lamp body through the matching of the gasket and the hexagonal screw. LED lamp beads and a driving power supply are fixedly arranged on the PCB.

The lamp cup of above-mentioned product only has one, and the forward setting, and the glass board is a straight board also, and the rim of a cup of lamp cup leans on in glass board internal surface, only can vertically throw during the illumination light projector and shoot from the glass board and give off again, and the glass board exterior surface light transmission area of straight board is few, can't be from the slope of left and right sides widening projection, and the illumination light projector area of going to left and right sides is restricted.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the curved plate light-transmitting lens which has reasonable structural design and is characterized in that the light-transmitting lens is arranged at the cavity opening of the concave cavity and is downwards convex in the middle and upwards tilted at the left side and the right side; at least two reflection lamp cups are arranged in the concave cavity in the left-right direction, the left-right reflection lamp cups incline towards the left-right inclined walls corresponding to the light-transmitting lenses respectively, at least two inclined projection illumination rays on the left-right sides are emitted from the light-transmitting lenses during illumination, a wider projection illumination ray emission angle can be obtained on the left-right sides of the light-transmitting lenses, and the projection lamp of the illumination range on the left-right sides is widened.

The scheme for solving the technical problems is as follows:

the utility model provides a projecting lamp, including back shell seat, reflection lamp cup, illuminator, printing opacity lens is square form, printing opacity lens integrated into one piece, the front of back shell seat is provided with an open concave cavity, concave cavity is square form, concave intracavity is fixed with reflection lamp cup, the rim of a cup of reflection lamp cup leans on printing opacity lens internal surface, concave intracavity is provided with illuminator, the ring periphery edge of printing opacity lens and the accent fixed connection in concave cavity, the internal and external surfaces of printing opacity lens are level, reflection lamp cup is trapezoidal reflection lamp cup; a trapezoid reflecting cavity which is gradually widened from inside to outside is arranged in the reflecting lamp cup, and a light-emitting device is arranged at the inner bottom of the trapezoid reflecting cavity; the light-transmitting lens is a curved plate light-transmitting lens with the middle part protruding downwards and the left side and the right side tilting upwards; the reflecting lamp cup at least comprises a left reflecting lamp cup and a right reflecting lamp cup, the shapes of the left reflecting lamp cup and the right reflecting lamp cup are the same, the left reflecting lamp cup and the right reflecting lamp cup incline towards the left inclined wall and the right inclined wall corresponding to the light transmitting lens respectively, and the two trapezoid reflecting cavities also conform to the left inclined wall and the right inclined wall corresponding to the light transmitting lens respectively.

The projection lamp has the beneficial effects that: when the product is used for projecting illumination, at least oblique projection illumination light rays on the left side and the right side are emitted from the light-transmitting lens, a wider projection illumination light ray emission angle can be obtained on the left side and the right side of the light-transmitting lens, the illumination range on the left side and the right side is widened, the illumination is further extended to the left side and the right side, a wider illumination area on the two sides is obtained, the light-transmitting area is increased, and the light transmittance is better.

Drawings

FIG. 1 is a perspective view showing a specific construction example 1 of the product of the present utility model;

FIG. 2 is a rear perspective view of a light-transmitting lens according to embodiment 1 of the present utility model;

FIG. 3 is an exploded view of specific structural example 1 of the product of the present utility model;

FIG. 4 is a side view of a specific embodiment 1 of the product of the present utility model, and is also a schematic light projection view;

FIG. 5 is a side view of a reflector cup according to embodiment 1 of the present utility model, wherein two reflector cups are integrally connected, and the reflector cup is also a light projection schematic diagram;

FIG. 6 is a perspective view showing a specific construction example 2 of the product of the present utility model;

FIG. 7 is a rear perspective view of a light-transmitting lens according to embodiment 2 of the present utility model;

FIG. 8 is an exploded view of specific structural example 2 of the product of the present utility model;

FIG. 9 is a side view of a specific embodiment 2 of the product of the present utility model, and is also a schematic light projection view;

fig. 10 is a side view of a reflector cup according to embodiment 2 of the present utility model, and three reflector cups are integrally connected, and are also schematic views of light projection of the reflector cup.

Back shell seat a, concave cavity A1, lens positioning step A2, lamp cup positioning step A3, reflection lamp cup B, trapezoid reflection cavity B1, cup rim flanging B2, light emitting device C, circuit board C1, LED lamp bead C2, light-transmitting lens D, left-up inclined flat lens D1, middle flat lens D2, right-up inclined flat lens D3 and thickened frame D4.

Detailed Description

A projector comprises a back shell seat A, a reflecting lamp cup B, a light-emitting device C and a light-transmitting lens D; when the back shell seat A is made of plastic, the back shell seat A is integrally molded by plastic injection molding machinery; when the back shell seat A is made of aluminum, the back shell seat A is integrally die-cast by a die-casting machine; the left side and the right side of the back shell seat A are hinged with mounting brackets (handles); the light-transmitting lens D is square, is integrally formed and is made of glass or full-transparent hard plastic; the general shape of the back shell seat A is square; the front surface of the back shell seat A is provided with an open concave cavity A1, the concave cavity A1 is square, and the approximate shape of the concave cavity A1 is square and the depth is 5 cm-10 cm; a reflection lamp cup B is fixed in the concave cavity A1 through a step, a screw, a viscose or other connecting structure, the cup mouth of the reflection lamp cup B is contacted and connected with the inner surface of the transparent lens D by leaning against, a light-emitting device C is fixedly arranged in the concave cavity A1 through the screw, a buckle or other connecting structure, the light-emitting device C is connected with an external power line, the external power line penetrates out of the back shell seat A to be connected with an external power supply (or the light-emitting device C is connected with a power plug, and the power plug penetrates through and is fixed on the back shell seat A by using a screw and is connected with the external power supply); the hub shape of the light-transmitting lens D is consistent with the cavity mouth shape of the concave cavity A1; the peripheral edge of the light-transmitting lens D is fixedly connected with the cavity opening of the concave cavity A1 in a sealing way, the cup rim of the compact reflection lamp cup B on the inner surface of the light-transmitting lens D is not loose, and the inner surface and the outer surface of the light-transmitting lens D are flat and smooth; the main technical improvement of the product is as follows: the reflection lamp cup B is a trapezoid reflection lamp cup B; the height of the trapezoid reflecting lamp cup B is 4 cm-8 cm, and the height is set according to the power and the size of a projection lamp product; the length of the trapezoid reflecting lamp cup B is 7 cm-20 cm, and the length is set according to the power and the size of a projection lamp product; the width of the trapezoid reflecting lamp cup B is 5 cm-10 cm, and the width is set according to the power and the size of a projection lamp product; the wall of the reflection lamp cup B is 0.3-0.5 mm and is very thin; the inside of the reflection lamp cup B is provided with a trapezoid reflection cavity B1 which gradually widens from inside to outside, the trapezoid reflection cavity B1 and the trapezoid reflection lamp cup B are integrally formed and also are in a rectangular horn opening shape, the inner bottom of the trapezoid reflection cavity B1 is provided with a light-emitting device C, and when the light-emitting device C emits light through electricity, the light is reflected through the trapezoid reflection cavity B1 and penetrates through the light-transmitting lens D to project light outwards; the light emitting device C can be fixedly connected to the bottom wall of the concave cavity A1 by using screws or adhesive, and can also be fixedly connected to the inner bottom of the trapezoid reflecting cavity B1 by using screws or adhesive; the trapezoid reflecting lamp cup B is made of plastic and is elastic plastic with deformation and automatic resetting, and a reflecting layer is electroplated on the surface of the trapezoid reflecting cavity B1; the light-transmitting lens D is a curved plate light-transmitting lens D with a convex middle part and two upward-tilting sides, and the left side and the right side are widened to project light obliquely; the reflecting lamp cup B at least comprises a left side inclined wall and a right side inclined wall, wherein the left side inclined wall and the right side inclined wall are identical in shape, the left side inclined wall and the right side inclined wall are respectively inclined towards the left side inclined wall and the right side inclined wall which correspond to the light-transmitting lens D, and the two trapezoid reflecting cavities B1 are respectively inclined towards the left side inclined wall and the right side inclined wall which correspond to the light-transmitting lens D; the left inclination of the reflecting lamp cup B at the left side is consistent with the left inclination corresponding to the light-transmitting lens D, so that the cup opening of the reflecting lamp cup B is abutted against the inner surface of the light-transmitting lens D; the right inclination of the reflecting lamp cup B on the right side is consistent with the right inclination of the light-transmitting lens D, so that the cup opening of the reflecting lamp cup B is abutted against the inner surface of the light-transmitting lens D. When the product is used for projecting illumination, at least oblique projection illumination light rays on the left side and the right side are emitted from the light-transmitting lens D, a wider projection illumination light ray emission angle can be obtained on the left side and the right side of the light-transmitting lens D, the illumination range on the left side and the right side is widened, illumination is further extended to the left side and the right side, a wider illumination area on the two sides is obtained, the light-transmitting area is increased, and the light transmittance is better.

Further: the light-transmitting lens D comprises a left-upward inclined flat lens D1 and a right-upward inclined flat lens D3 which are obliquely arranged in opposite directions and are bilaterally symmetrical, so that a curved plate light-transmitting lens D with a middle part protruding downwards and two sides tilting upwards is formed; the reflecting lamp cup B comprises a left lamp cup and a right lamp cup; the left and right reflection lamp cups B are respectively inclined towards the corresponding left upward inclined flat lens D1 and the right upward inclined flat lens D3 of the light-transmitting lens D, and are tightly attached (namely, the left reflection lamp cup B on the left side is tightly attached to the inner surface of the left inclined wall of the left upward inclined flat lens D1, the right reflection lamp cup B on the right side is tightly attached to the inner surface of the right inclined wall of the right upward inclined flat lens D3), and the left and right trapezoid reflection cavities B1 are also tightly attached to the inclined walls of the left upward inclined flat lens D1 and the right upward inclined flat lens D3 which are respectively inclined towards the light-transmitting lens D, so that at least two inclined light projecting lights on the two sides of the left and right are formed; the left inclination of the left reflecting lamp cup B is consistent with the inclination of the left upward inclined flat lens D1; the right inclination of the reflecting lamp cup B on the right side is consistent with the inclination of the flat lens D1 inclining upwards from left; the LED bulb is more suitable for being used by low-power projection lamps.

The two reflecting lamp cups B are integrally formed and are adjacently integrally connected, the included angle degree of the obtuse angle is 140-170 degrees, preferably 150-165 degrees, the integral end face hub is square, an acute V-shaped groove is formed between the slope walls of the two reflecting lamp cups B, the included angle between the two reflecting lamp cups B is the obtuse angle, and the integral LED lamp cup is convenient to integrally produce and form and convenient and fast to install; the included angle between the left upward-inclined flat lens D1 and the right upward-inclined flat lens D3 is an obtuse angle, the included angle degree of the obtuse angle is 140-170 degrees, and the inclination is suitable; the angle of the obtuse angle is wide, so that the illumination area can be widened left and right, and the obtuse angle between lenses is the same as the angle of the obtuse angle between the lamp cups; the left upward inclined flat lens D1 and the right upward inclined flat lens D3 form an obtuse V-shaped light-transmitting lens D. The light-transmitting lens D is further thinned, and the shape and the structure of the light-transmitting lens D with two inclined sides are reasonably arranged; the light-transmitting lens D with the shape and the structure can obtain wider projection illumination light emission angles at the left side and the right side so as to widen the illumination range at the left side and the right side and widen the illumination effect better.

Further: the light-transmitting lens D comprises a left upward-tilting flat lens D1, a middle flat lens D2 and a right upward-tilting flat lens D3, wherein the left upward-tilting flat lens D1 and the right upward-tilting flat lens D3 are obliquely arranged in opposite directions and are bilaterally symmetrical, and the left upward-tilting flat lens D1 and the right upward-tilting flat lens D3 extend obliquely upwards on the left side and the right side of the middle flat lens D2 and are bilaterally symmetrical, so that a bent plate light-transmitting lens D with the middle protruding downwards and the left side and the right side upwards tilted upwards is formed; the reflecting lamp cup B comprises a left part, a middle part, a right part and the same shape; the left and right reflection lamp cups B are respectively inclined towards the corresponding left upward inclined flat lens D1 and right upward inclined flat lens D3 of the light-transmitting lens D and are tightly attached (namely, the left reflection lamp cup B on the left side is tightly attached to the inner surface of the left side inclined wall of the left upward inclined flat lens D1, the right reflection lamp cup B on the right side is tightly attached to the inner surface of the right side inclined wall of the right upward inclined flat lens D3), and the left and right trapezoid reflection cavities B1 are also respectively attached to the inclined walls of the left upward inclined flat lens D1 and the right upward inclined flat lens D3 corresponding to the light-transmitting lens D; the middle reflection lamp cup B is downwards close to the middle flat lens D2 corresponding to the light-transmitting lens D (namely, the middle reflection lamp cup B is vertically close to the inner surface of the middle flat lens D2 downwards), and the middle trapezoid reflection cavity B1 is downwards towards the middle flat lens D2; three-side projection illumination with inclined left and right sides and downward middle is formed. When the product is used for projecting light, the left side and the right side of the product are obliquely projected to illuminate light rays from the corresponding left upward-inclined flat lens D1 and the right upward-inclined flat lens D3, the middle projection of the product is projected to illuminate light rays from the corresponding middle flat lens D2, the left, middle and right three sides of the product with the light-transmitting lens D are projected to obtain wider illumination light ray emission angles, the illumination ranges of the left, middle and right three directions are widened, the left and right sides are extended to illuminate farther, the two sides are provided with wider illumination areas, the light-transmitting area is increased, and the light transmittance is better; the device is more suitable for high-power projection lamps.

Further: the three reflection lamp cups B are integrally formed and connected adjacently, and the integral end face hub is square, so that the integrated production and the forming are convenient, and the installation is convenient and quick; the reflecting lamp cups B on the left and right sides incline upwards and leftwards relative to the reflecting lamp cup B in the middle; the included angle between two adjacent reflecting lamp cups B is an obtuse angle, and the included angle degree of the obtuse angle is 140-170 degrees, preferably 150-165 degrees; the included angle between the left-upward inclined flat lens D1 and the middle flat lens D2 is an obtuse angle, the included angle degree of the obtuse angle is 140-170 degrees, and the inclination is suitable; the included angle between the middle flat lens D2 and the right-up inclined flat lens D3 is an obtuse angle, the included angle degree of the obtuse angle is 140-170 degrees, and the inclination is suitable. The angle of the obtuse angle is wide, so that the illumination area can be widened left and right, the obtuse angle between the left, middle and right adjacent lenses is the same as the angle of the obtuse angle between the left, middle and right adjacent lamp cups, and the left and right inclination is the same; an acute V-shaped groove is formed between the slope walls of two adjacent reflecting lamp cups B.

Further: a circle of lens positioning step A2 is arranged at the cavity opening of the concave cavity A1, the lens positioning step A2 and the back shell seat A are integrally molded by plastic or die casting, the annular peripheral edge body of the light-transmitting lens D is embedded into the lens positioning step A2 to be fixed, and the lens positioning step A and the back shell seat A are screwed into the back shell seat A by screws through the annular peripheral edge body of the light-transmitting lens D to be fixedly connected by screwing; preferably: placing a silica gel sealing ring on the lens positioning step A2, clamping the silica gel sealing ring while screwing, and sealing a gap between the silica gel sealing ring and the silica gel sealing ring to prevent water and dust from entering the inside; of course, besides the silica gel sealing ring, the sealing can be performed by a rubber sealing ring, sealing glue or the like. Preferably: the lens positioning step A2 is provided with a positioning groove for placing the silica gel sealing ring for positioning, so that the sealing ring is conveniently screwed and clamped.

Further: the cavity mouth of the concave cavity A1 is provided with a circle of lamp cup positioning step A3, the lamp cup positioning step A3 and the back shell seat A are integrally formed by plastic or die casting, the lamp cup positioning step A3 is lower than the lens positioning step A2 by one level and is positioned at the edge of the lamp cup positioning step A3; the rim edge of the cup opening of the reflection lamp cup B is extended to form a circle of cup opening flanging B2, and the cup opening flanging B2 is embedded into the lamp cup positioning step A3, so that the reflection lamp cup B can be positioned and placed conveniently during installation, and the reflection lamp cup B can be positioned and installed quickly and placed into the concave cavity A1 without being askew; when the light-transmitting lens D is covered on the lens positioning step A2 of the cavity opening of the concave cavity A1, the rim of the cup is pressed against the rim of the cup B2 along the reverse side to fix the reflecting lamp cup B, so that the light-transmitting lens D cannot be loose and well shaped in the use process.

Further: the periphery of the ring of the light-transmitting lens D is provided with a circle of thickened frame D4 along the protrusion of the inner surface, the thickened frame D4 is embedded into the lens positioning step A2 for internal fixation, when the light-transmitting lens D is screwed down by screwing, a screw penetrates through the thickened frame D4, when the light-transmitting lens D is screwed down forcefully, the edge of the light-transmitting lens D is prevented from bursting, and the connection is firmer.

Further: the light-emitting device C comprises a circuit board C1 and a plurality of LED lamp beads C2, the number of the circuit boards C1 is the same as that of the reflecting lamp cups B, two reflecting lamp cups B are respectively provided with two circuit boards C1, three reflecting lamp cups B are respectively provided with three circuit boards C1, the LED lamp beads C2 are fixed on the surface of the circuit board C1, the circuit board C1 is arranged at the inner bottom of the trapezoid reflecting cavity B1, the circuit board C1 can be fixedly arranged at the inner bottom of the trapezoid reflecting cavity B1 by using screw/sticking cavity/buckle and other connecting structures, the circuit board C1 can also be fixedly arranged at the inner bottom of the concave cavity A1 through screw/sticking cavity/buckle and other connecting structures, a plurality of LED lamp beads C2 are welded and fixed on each circuit board C1, the power of each LED lamp bead C2 is 3W-10W, the circuit board C1 is arranged at the inner bottom of each trapezoid reflecting cavity B1, the LED lamp beads C2 face the trapezoid reflecting cavity B1, and when the lamp is illuminated, the lamp light is reflected outwards through the trapezoid reflecting cavity B1.

Further: the included angle degree of the obtuse angle is 140-170 degrees; preferably 150 to 165 degrees, and the inclination of the plate lens D1 is 15 to 30 degrees with respect to the plate lens D3 inclined upward from the left.

Specific structure example 1:

the utility model provides a projecting lamp, includes back shell seat A, reflection lamp cup B, illuminator C, printing opacity lens D takes the form of square, printing opacity lens D integrated into one piece, back shell seat A's front is provided with a recess chamber A1 of uncovered, recess chamber A1 takes the form of square, recess chamber A1 internal fixation has reflection lamp cup B, reflection lamp cup B's rim of a cup leans on printing opacity lens D internal surface, recess chamber A1 internal is provided with illuminator C, printing opacity lens D's internal and external surface is level, reflection lamp cup B is trapezoidal reflection lamp cup B; a trapezoid reflecting cavity B1 which is gradually widened from inside to outside is arranged in the reflecting lamp cup B;

the light-transmitting lens D comprises a left-upward inclined flat lens D1 and a right-upward inclined flat lens D3 which are bilaterally symmetrical and are obliquely arranged in opposite directions, so that a curved plate light-transmitting lens D with a downward convex middle part and upward tilted left and right sides is formed; the reflecting lamp cup B comprises a left lamp cup and a right lamp cup; the left reflection lamp cup B and the right reflection lamp cup B are respectively inclined towards the inclined walls of the left upward inclined flat lens D1 and the right upward inclined flat lens D3 corresponding to the light-transmitting lens D and are closely attached, and the left trapezoidal reflection cavity B1 and the right trapezoidal reflection cavity B are respectively inclined towards the inclined walls of the left upward inclined flat lens D1 and the right upward inclined flat lens D3 corresponding to the light-transmitting lens D, so that at least two inclined surface light projecting illumination on the left side and the right side are formed;

the two reflecting lamp cups B are integrally formed and connected adjacently, an included angle between the two reflecting lamp cups B is an obtuse angle, and the included angle degree of the obtuse angle is 140-170 degrees; the included angle between the left upward-inclined flat lens D1 and the right upward-inclined flat lens D3 is an obtuse angle, and the degree of the included angle of the obtuse angle is 140-170 degrees; the left upward inclined flat lens D1 and the right upward inclined flat lens D3 form a V-shaped light-transmitting lens D;

a circle of lens positioning steps A2 are arranged at the cavity opening of the concave cavity A1, and the peripheral edge body of the light-transmitting lens D is embedded into the lens positioning steps A2 to be fixed in a sealing way;

a circle of lamp cup positioning steps A3 are arranged at the cavity opening of the concave cavity A1, and the lamp cup positioning steps A3 are one level lower than the lens positioning steps A2; a circle of cup rim flanging B2 extends along the edge of the cup rim of the reflecting lamp cup B, the cup rim flanging B2 is embedded into the lamp cup positioning step A3, and the periphery of the ring of the light-transmitting lens D presses the cup rim flanging B2 along the reverse surface to fix the reflecting lamp cup B;

the LED lamp beads C2 are fixed on the surface of the circuit board C1, the circuit board C1 is arranged at the inner bottom of the trapezoid reflecting cavity B1, the circuit board C1 is arranged at the inner bottom of each trapezoid reflecting cavity B1, and the LED lamp beads C2 face the trapezoid reflecting cavity B1.

Specific structure example 2:

the light-transmitting lens D comprises a left-upward inclined flat lens D1, a middle flat lens D2 and a right-upward inclined flat lens D3, wherein the left-upward inclined flat lens D1 and the right-upward inclined flat lens D3 are obliquely arranged in opposite directions, so that a curved plate light-transmitting lens D with the middle part protruding downwards and the left and right sides tilting upwards is formed; the reflecting lamp cup B comprises a left part, a middle part, a right part and the same shape; the left reflection lamp cup B and the right reflection lamp cup B are respectively inclined towards the inclined walls of the left upward inclined flat lens D1 and the right upward inclined flat lens D3 corresponding to the light-transmitting lens D and are closely attached, and the left trapezoidal reflection cavity B1 and the right trapezoidal reflection cavity B are respectively inclined towards the inclined walls of the left upward inclined flat lens D1 and the right upward inclined flat lens D3 corresponding to the light-transmitting lens D; the middle reflecting lamp cup B is tightly attached to the middle flat lens D2 corresponding to the light-transmitting lens D, and the middle trapezoid reflecting cavity B1 is downwards attached to the left-upward inclined flat lens D1 corresponding to the light-transmitting lens D; thereby forming at least three-sided light projection illumination;

the three reflecting lamp cups B are integrally formed and connected adjacently, the included angle between the two adjacent reflecting lamp cups B is an obtuse angle, and the included angle degree of the obtuse angle is 140-170 degrees; the included angle between the left-upward inclined flat lens D1 and the middle flat lens D2 is an obtuse angle, and the degree of the included angle of the obtuse angle is 140-170 degrees; the included angle between the middle flat lens D2 and the right-up inclined flat lens D3 is an obtuse angle, and the included angle degree of the obtuse angle is 140-170 degrees;

The above embodiments are merely illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should fall within the scope of protection defined by the claims of the present utility model without departing from the spirit of the design of the present utility model.

Claims

1. The utility model provides a projecting lamp, includes back shell seat, reflection lamp cup, illuminator, printing opacity lens is square form, printing opacity lens integrated into one piece, and the front of back shell seat is provided with an open concave cavity, and concave cavity is square form, and concave cavity internal fixation has the reflection lamp cup, and the rim of a cup of reflection lamp cup is leaned on the printing opacity lens internal surface of pasting, and concave intracavity is provided with illuminator, and the ring periphery border of printing opacity lens is sealed fixed connection with the accent in concave cavity, and the internal and external surface of printing opacity lens is level, its characterized in that: the reflecting lamp cup is a trapezoid reflecting lamp cup; a trapezoid reflecting cavity which is gradually widened from inside to outside is arranged in the reflecting lamp cup, and a light-emitting device is arranged at the inner bottom of the trapezoid reflecting cavity; the light-transmitting lens is a curved plate light-transmitting lens with the middle part protruding downwards and the left side and the right side tilting upwards; the reflecting lamp cups at least comprise left and right reflecting lamp cups, the left and right reflecting lamp cups are identical in shape and bilaterally symmetrical, the left and right reflecting lamp cups incline towards the left and right inclined walls corresponding to the light-transmitting lenses respectively, and the two trapezoid reflecting cavities also conform to the left and right inclined walls corresponding to the light-transmitting lenses respectively.

2. A light projector as claimed in claim 1, characterized in that: the light-transmitting lens comprises a left upward-inclined flat lens and a right upward-inclined flat lens which are obliquely arranged in opposite directions, so that a curved plate light-transmitting lens with a downward convex middle part and upward tilted left and right sides is formed; the reflecting lamp cup comprises a left lamp cup and a right lamp cup; the left reflection lamp cup and the right reflection lamp cup are respectively inclined towards the inclined walls of the left upward inclined flat lens and the right upward inclined flat lens corresponding to the light-transmitting lens and are tightly attached, and the left trapezoidal reflection cavity and the right trapezoidal reflection cavity are also respectively inclined towards the inclined walls of the left upward inclined flat lens and the right upward inclined flat lens corresponding to the light-transmitting lens, so that at least two inclined light projecting illumination surfaces on the left side and the right side are formed.

3. A light projector as claimed in claim 2, characterized in that: the two reflecting lamp cups are integrally formed, are adjacently integrally connected and bilaterally symmetrical, and the included angle between the two reflecting lamp cups is an obtuse angle, and the included angle degree of the obtuse angle is 140-170 degrees; the included angle between the left upward inclined flat lens and the right upward inclined flat lens is an obtuse angle, and the included angle degree of the obtuse angle is 140-170 degrees; the left upward inclined flat lens and the right upward inclined flat lens form a V-shaped light-transmitting lens.

4. A light projector as claimed in claim 1, characterized in that: the light-transmitting lens comprises a left-upward inclined flat lens, a middle flat lens and a right-upward inclined flat lens, wherein the left-upward inclined flat lens and the right-upward inclined flat lens are obliquely arranged in opposite directions and are bilaterally symmetrical, so that a curved plate light-transmitting lens with the middle protruding downwards and the left and right sides tilting upwards is formed; the reflecting lamp cup comprises a left part, a middle part, a right part and the same shape; the left reflection lamp cup and the right reflection lamp cup are respectively inclined towards the inclined walls of the left upward inclined flat lens and the right upward inclined flat lens corresponding to the light-transmitting lens and are tightly adhered, and the left trapezoidal reflection cavity and the right trapezoidal reflection cavity are also respectively conformed to the inclined walls of the left upward inclined flat lens and the right upward inclined flat lens corresponding to the light-transmitting lens; the middle reflecting lamp cup is tightly attached downwards towards the middle flat lens corresponding to the light-transmitting lens, and the middle trapezoid reflecting cavity is downwards towards the left-upwards inclined flat lens corresponding to the light-transmitting lens; thereby forming at least three-sided spot lighting.

5. The projector of claim 4, wherein: the three reflecting lamp cups are integrally formed and connected adjacently, the included angle between two adjacent reflecting lamp cups is an obtuse angle, and the included angle degree of the obtuse angle is 140-170 degrees; the included angle between the left-upward inclined flat lens and the middle flat lens is an obtuse angle, and the included angle degree of the obtuse angle is 140-170 degrees; the included angle between the middle flat lens and the right-up inclined flat lens is an obtuse angle, and the included angle degree of the obtuse angle is 140-170 degrees.

6. A light projector as claimed in any one of claims 1 to 5, wherein: the cavity mouth of the concave cavity is provided with a circle of lens positioning steps, and the peripheral edge body of the light-transmitting lens is embedded into the lens positioning steps for sealing and fixing.

7. The projector of claim 6, wherein: a circle of lamp cup positioning steps are arranged at the cavity opening of the concave cavity, and the lamp cup positioning steps are one level lower than the lens positioning steps; the rim edge of the rim of the reflecting lamp cup extends to form a rim flanging, the rim flanging is embedded into the lamp cup positioning step, and the rim periphery of the light-transmitting lens presses the rim flanging along the reverse side to fix the reflecting lamp cup.

8. The projector of claim 6, wherein: the periphery of the ring of the light-transmitting lens is provided with a circle of thickened frame along the inner surface of the ring, and the thickened frame is embedded into the lens positioning step for internal fixation.

9. A light projector as claimed in any one of claims 1 to 5, wherein: the LED lamp beads are fixed on the surface of the circuit board, the circuit board is arranged at the inner bottom of the trapezoid reflecting cavity, the circuit board is arranged at the inner bottom of each trapezoid reflecting cavity, and the LED lamp beads face the trapezoid reflecting cavity.

10. A light projector as claimed in claim 3 or 5, characterized in that: the included angle degree of the obtuse angle is 140-170 degrees.