CN205938582U - Light emitting diode (LED) lamp - Google Patents

Abstract

The utility model provides a light emitting diode (LED) lamp, including lamp body, LED module and power supply module, the lamp body includes lamp house and installation base, the lamp house can be dismantled and couples together with the installation base, and form the lower extreme and have an open -ended cavity, LED module and power supply module set up in the cavity, still including be used for with the lamp house is hung hanging assembly on the installation base. The utility model discloses a light emitting diode (LED) lamp be convenient for dismouting, maintenance have longe -lived, pollution -free, characteristics such as the light efficiency is high, no stroboscopic, grading are effectual.

Description

LED lamps

technical field

The utility model relates to the lighting field, in particular to an LED (Light Emitting Diode, light emitting diode) lamp.

Background technique

A light-emitting diode is a semiconductor element that can convert electrical energy into light energy. It changes the principle of tungsten filament luminescence of incandescent lamps and three-based toner luminescence of energy-saving lamps, and uses electric field luminescence. LED lamps have the advantages of energy saving, long life, good applicability, short response time, environmental protection, gorgeous colors, and pure luminous colors. They are the development direction of the lamp industry.

Existing lamps can usually be installed on the wall or ceiling. The light-emitting components inside the lamps are usually fluorescent lamps, which have a short lifespan and need to be replaced frequently, causing certain pollution to the environment. The luminous efficiency is not high, and there are shortcomings such as flickering. . In addition, when the internal light-emitting parts are damaged, the lamp housing needs to be opened to disassemble. The installation base of the lamp is fixed on the wall or ceiling, and it needs to be disassembled by holding the lamp housing with one hand and disassembling with the other, which increases the difficulty of operation and is easy to operate. Cause operational errors and safety accidents. Moreover, after the internal lamp body is damaged, the whole lamp needs to be repaired or replaced, and the cost is also relatively high.

Utility model content

The technical problem to be solved by the utility model is to provide an LED lamp, which is convenient for disassembly and maintenance, and has the characteristics of long life, no pollution, high light efficiency, no flicker, and good light distribution effect.

In order to solve the above problems, the utility model proposes an LED lamp, which includes a lamp housing, an LED module and a power supply assembly. The lamp housing includes a light box and a mounting base. The light box and the mounting base are detachably connected to form an opening at the lower The cavity, the LED module and the power supply assembly are arranged in the cavity; it also includes a hanging component for hanging the light box on the installation base.

According to an embodiment of the present utility model, the suspension assembly includes a suspension ring, a suspension rope and a hook; the first end of the suspension rope is fixed on one of the light box and the installation base, and the hook is arranged on the On the other side of the light box and the installation base, the second end of the sling is connected to the sling and hangs on the hook through the sling.

According to an embodiment of the present invention, the first end of the suspension rope is connected with another suspension ring, and the other suspension ring is fixedly connected to the one of the light box and the installation base through a first riveting member, Therefore, the first end of the hanging rope is fixed on one of the light box and the installation base.

According to an embodiment of the present invention, one of the light box and the mounting base is provided with a limiting part, and the other is provided with a limiting column, and the light box and the mounting base are connected through the matching connection between the limiting column and the limiting part. position.

According to an embodiment of the present utility model, the limiting part is a hook part provided on the light box or the installation base.

According to an embodiment of the present invention, the limiting part is arranged on the installation base, and the limiting column is arranged on the light box; the edge of the installation base extends downwards out of the box fixing part, so that An opening and a hook are formed on the box fixing part, and the hook is connected to one end of the opening.

According to an embodiment of the present utility model, two opposite edges of the installation base respectively extend downwards from the box fixing part, and the two box fixing parts are provided with the limiting part; The number and position of the limiting posts are set to correspond to the limiting parts.

According to an embodiment of the present invention, the hook is set from one end of the opening toward the other end; the free end of the hook is also provided with a hole toward the inner side of the opening to limit the diameter of the limit post. Convex moving upwards.

According to an embodiment of the present utility model, the positioned light box and the installation base are connected and fixed by a second riveting member.

According to an embodiment of the present utility model, at least one ventilation hole is opened on the side wall of the light box.

According to an embodiment of the present invention, the LED module includes a light source assembly, a lens assembly and a base, the base and the lens assembly are connected to form a closed cavity, and the light source assembly is located inside the closed cavity .

According to an embodiment of the present invention, the base includes an integrally formed light source support part and a heat sink; the heat sink includes at least one sheet-shaped or arc-shaped protrusion extending from one side of the light source support part ; One side of the light source supporting part is the side facing away from the light source assembly.

According to an embodiment of the present invention, the base further includes at least one module mounting portion extending from the sheet-shaped protrusions or arc-shaped protrusions at opposite ends of the base.

According to an embodiment of the present invention, the light source assembly includes a PCB board and at least one independently packaged light emitting diode element arranged on the PCB board.

According to an embodiment of the present invention, the lens assembly includes a lens support part, a buckle part, and a lens part corresponding to the light emitting diode elements one by one; the lens part is arranged on the lens support part for providing corresponding The light distribution of the light-emitting diode element; the buckle part is arranged on the lens support part, and is used for connecting the lens assembly with the base.

According to an embodiment of the present invention, the lens assembly further includes a gasket, and the gasket is arranged on the lens support part and located between the lens support part and the base; or, the lens assembly further includes a gasket and Sealant, the gasket is arranged on the lens support part, between the lens support part and the base, and the sealant is arranged on the inner ring or the outer ring of the gasket.

According to an embodiment of the present invention, the first pair of opposite side walls of the light box is provided with a first fixing part for connecting and fixing the LED module, and the second pair of opposite side walls is provided with a fixing part for connecting and fixing the LED module. The second fixing part of the power supply assembly.

According to an embodiment of the present invention, the first fixing part and the second fixing part are bending parts where the lower ends of the first pair of side walls and the second pair of side walls are bent toward the inner side of the light box, respectively. The bent portion is flush with the lower end face of the light box.

According to an embodiment of the present utility model, the light box is also provided with a height adjustment component for adjusting the installation height of the LED module installed between the first fixing part, including an elevating bar and a connecting piece; the elevating bar Arranged between the LED module and the first fixing part, the connecting piece connects and fixes the LED module, the elevating bar and the first fixing part.

According to an embodiment of the present invention, the connector includes at least one screw column and a corresponding number of screws, the screw column is fixed on the first fixing part, the screw column is a circular tube with an internal thread, the The screws are connected with the screw columns; the elevated bar is provided with through holes corresponding to the screw columns one by one, and the screws pass through the module installation part of the LED module and the screw connection of the elevated bar. into the screw post.

According to an embodiment of the present invention, the elevated strip is a sheet-like strip or a U-shaped strip in cross section.

According to an embodiment of the present invention, the power supply assembly is fixed on the power supply installation bracket, and both ends of the power supply installation bracket are connected to the second fixing portion, so as to realize the connection and fixing of the power supply assembly to the second fixing portion.

After adopting the above technical solution, the utility model has the following beneficial effects compared with the prior art:

The LED light source is used to replace traditional fluorescent lamps, etc. Compared with traditional fluorescent lamps, it has the characteristics of long life, no pollution, high luminous efficiency, no flicker, and good light distribution effect;

The setting of the limiting part and the limiting column enables the light box to be hung on the installation base in advance when the light box is fixed to the installation base, which is convenient for the installation of the lamp, and is also convenient for the staff to maintain when the lamp is maintained. When the light box is installed on the installation base, it plays a positioning role, which is convenient for threaded fixed connection;

The light box and the installation base are connected by a hanging component, so that when the light box is disassembled, the light box can be hung on the installation base, which is convenient for the installation and maintenance of the lamp.

The light source module and the power module are set separately, the light box is made of a material with certain heat dissipation performance, and the side wall of the light box is provided with ventilation holes, which can quickly transfer the heat of the LED light source and power supply to the outside air, and has good heat dissipation performance;

Each LED module has an ultra-high protection level, which can be used as a gas station light; and each LED module works independently, and the installation method is independent of each other. If a certain LED module fails, it can be replaced A single module can realize the maintenance of the whole lamp; you can freely combine LED modules with the same or different light distribution methods to achieve different light distribution effects; you can change the lighting effect by setting the number of modules and replacing other power modules. power.

Description of drawings

Fig. 1 is a schematic structural view of an LED lamp according to an embodiment of the present invention;

Fig. 2 is a schematic diagram of an explosion structure of an LED lamp according to an embodiment of the present invention;

Fig. 3 is a structural schematic diagram of an LED lamp housing inverted in an embodiment of the present invention;

Fig. 4 is a schematic structural view of the mounting base of the LED lamp according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of an LED module of an LED lamp according to an embodiment of the present invention.

Instructions for marks in the figure:

1-lamp housing, 11-light box, 111-first housing, 112-second housing, 113-first fixing part, 114-second fixing part, 12-installation base, 121-installation panel, 122-box Body fixing part, 21-limiting part, 211-opening part, 212-hook part, 22-limiting column, 3-second pressure riveting part, 41-hook, 42-ring, 43-slinging rope, 44-slinging ring , 5-LED module, 511-PCB board, 512-LED component, 52-lens assembly, 521-lens support part, 522-buckle part, 523-lens part, 53-base, 524-gasket, 531- Light source support part, 532-radiator, 533-module installation part, 6-power supply component, 7-elevator bar, 8-power supply installation bracket.

detailed description

In order to make the above purpose, features and advantages of the present utility model more obvious and understandable, the specific implementation of the present utility model will be described in detail below in conjunction with the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a full understanding of the present invention. However, the utility model can be implemented in many other ways different from those described here, and those skilled in the art can do similar promotions without violating the connotation of the utility model, so the utility model is not limited by the specific implementation disclosed below .

Referring to FIGS. 1-4 , the LED lamp of this embodiment includes a lamp housing 1 , an LED module 5 and a power supply assembly 6 . The lamp housing 1 includes a lamp box 11 and an installation base 12, and the lamp box 11 and the installation base 12 are detachably connected to form a cavity with an opening at the lower end. A structure for installation can be provided on the installation base 12, so that it can be installed and fixed on the ceiling or the wallpaper.

The LED module 5 and the power supply assembly 6 are arranged in the cavity, and the light-emitting surface of the LED module 5 faces the opening of the cavity, so as to emit light from the opening. The size of the opening is preferably the same as the size of the light-emitting surface of the LED module 5. The power supply assembly 6 It is electrically connected with the LED module 5 through wires to supply power to the LED module 5 .

The LED module 5 is a modular LED light source that is independently packaged, can be used for lighting when it is powered, and has a certain usability. Compared with traditional fluorescent lamps, it has the characteristics of long life, no pollution, high light efficiency, no flicker, and good light distribution effect. The power supply component 6 may include a driving power supply, a controller, a light control switch, a lightning protector, and the like. Preferably, the power supply assembly 6 only includes a driving power supply, and the driving power supply has a built-in lightning protection device.

Referring to FIG. 2 , the LED lamp further includes a hanging assembly for hanging the light box 11 on the installation base 12 . The light box 11 and the installation base 12 are connected by a hanging component, so that when the light box 11 is disassembled, the light box 11 can be hung on the installation base 12, which is convenient for installation and maintenance of the lamp.

The suspension assembly may include a suspension ring 42 , a suspension rope 43 and a hook 41 . The first end of the suspension rope 43 is fixed on one of the light box 11 and the installation base 12, the hook 41 is arranged on the other of the light box 11 and the installation base 12, and the second end of the suspension rope 43 is connected to the suspension ring 42 and passes through the suspension ring 42 Hang on the hook 41. Optionally, the first end of the suspension rope 43 is fixed on the light box 11, and the corresponding position on the installation base 12 is provided with a hook 41. During use, the suspension ring 42 at the second end of the suspension rope 43 is hung on the hook 41, so that the light box 11 Hang on the installation base 12.

Optionally, another suspension ring 44 is connected to the first end of the suspension rope 43, and the other suspension ring 44 is fixedly connected to one of the light box 11 and the installation base 12 through the first pressure riveting part 3, so that the first end of the suspension rope 43 One end is fixed on one of the light box 11 and the installation base 12 . Fixing method of the hook 41 : the rivet screw is fixed on the lamp housing by rivet, and the hook 41 is fixedly connected with the rivet screw, and then the hook 41 is fixed on the light box 11 .

Specifically, the suspension rings 42 and 44 can be annular pieces, which are fixedly connected with the suspension rope 43 . The suspension ring 44 at the first end of the suspension rope 43 can fix the suspension ring 44 on the light box 11 through a riveting screw and a fastening screw. The pressure riveting screw is fixed on the light box 11, and the suspension ring 44 is located between the fastening screw and the pressure riveting screw.

At least one ventilation hole is opened on the side wall of the light box 11 . The light box 11 is made of a material with a certain heat dissipation performance, and the side wall of the light box 11 is provided with ventilation holes, which can quickly transfer the heat of the LED module 5 and the power supply assembly 6 to the outside air, and has good heat dissipation performance.

In one embodiment, referring to FIGS. 1-4 , one of the light box 11 and the mounting base 12 is provided with a limiting portion 21 , and the other is provided with a limiting column 22 , and the light box 11 and the mounting base 12 pass through the limiting column 22 and The positioning of the limiting portion 21 is achieved through the matching connection. In other words, if the light box is provided with a limiting part, then the installation base is provided with a limiting column; or if the light box is provided with a limiting column, then the installation base is provided with a limiting part. After the limiting column 22 is fitted into the limiting portion 21 , the light box 11 and the installation base 12 are fixed in place. The quantity, position and structure of the limiting portion 21 and the limiting post 22 are not limited.

Optionally, the limiting portion 21 is a hook provided on the light box 11 or the installation base 12 , and the light box 11 or the installation base 12 is positioned after the limiting post 22 slides into the hook. Of course, after positioning, there may still be a certain amount of room for movement between the light box 11 or the installation base 12 .

In one embodiment, the limiting part 21 is arranged on the installation base 12, and the limiting column 22 is arranged on the light box 11, and the positions of the two are corresponding. The edge of the installation base 12 extends downwards to a box fixing portion 122 for positioning and connecting to the light box 11 . An opening 211 and a hook 212 are formed on the box fixing portion 122, the opening 211 is arranged at the edge of the box fixing portion 122, the hook 212 is connected to one end of the opening 211, and the limit post 22 is connected to the opening 211 and The hook portion 212 slides into the gap left by the hook portion 212 and is positioned by the hook portion 212 .

Optionally, the two opposite edges of the mounting base 12 respectively extend downwards from the box fixing portion 122. Two opposite ends of the panel 121 extend downward. Both box body fixing parts 122 are provided with stoppers 21, such as two box body fixing parts 122 are all provided with two stoppers 22, so that the positioning is more stable; The position is set to correspond to the limit portion 22 .

The hook portion 212 may be disposed from one end of the opening portion 211 to the other end, and the extension direction of the hook portion 212 may be parallel to the end surface of the opening portion 211 . The free end of the hook portion 212 may also be provided with a protrusion facing the inside of the opening portion 211 for limiting the movement of the limiting post 22 in the radial direction. Make the limit part roughly horizontal G-shape.

The limiting post 22 may be a rivet stud fixed on the light box 11 .

The setting of the limiting part 21 and the limiting column 22 makes the light box 11 pre-hanged on the installation base 12 when the light box 11 is fixed to the installation base 12, which facilitates the installation of the lamp, and also facilitates the work when the lamp is maintained. Personnel maintenance. When the light box 11 is installed on the installation base 12, it plays a role of positioning, which is convenient for threaded fixed connection.

After the light box 11 and the installation base 12 are positioned by the limiting portion 21 and the limiting column 22 , the light box 11 and the installation base 12 are also connected and fixed by the second riveting member 3 . The specific second rivet 3 can be a rivet nut, and the connection method can be that the screw is passed through the overlapping part of the light box 11 and the installation base 12, and the rivet nut is screwed tightly.

Referring to FIG. 5 , in one embodiment, the LED module 5 may include a light source assembly, a lens assembly 52 and a base 53 . The base 53 and the lens assembly 52 are connected to form an airtight cavity, the light source assembly is located inside the airtight cavity, the light emitting surface of the light source assembly faces the lens assembly 52 , and the light is emitted through the lens assembly 52 . After the LED module 5 is installed in the light box 11 , the lens assembly 52 is fitted in the opening of the light box 11 .

The base 53 preferably includes a light source support portion 531 and a heat sink 532 integrally formed. The heat sink 532 includes at least one sheet-shaped protrusion or arc-shaped protrusion extending from one side of the light source supporting part 531, and the sheet-shaped protrusions or arc-shaped protrusions can be evenly spaced between them; wherein, one side of the light source supporting part 531 is The side facing away from the light source assembly.

The base 53 may further include at least one module mounting portion 533 extending from the sheet-shaped protrusions or arc-shaped protrusions at opposite ends of the base 53 . The LED module 5 is installed on the light box 11 through the module installation parts 533 provided at both ends of the radiator 532 . The module installation part 533 can be a platform parallel to the light emitting surface, and a notch is provided on the edge of the platform, and the notch is used to connect the lamp housing. Certainly the breach on the platform can also be other shapes.

The light source assembly includes a PCB (Printed Circuit Board, printed circuit board) board 511 and at least one independently packaged LED element 512 arranged on the PCB board 511 . Some of the packaged light-emitting diode elements 512 are independently packaged LED lamp beads, some are integrated LED light sources, and some are LED chips.

Each LED module 5 has an ultra-high protection level and can be used as a gas station light; and the LED modules work independently, and the installation methods are independent of each other. If a LED module fails, it can be replaced by a single module. group to realize the maintenance of the whole lamp; you can freely combine LED modules with the same or different light distribution methods to achieve different light distribution effects; you can change the power of the lamp by setting the number of modules and replacing other power modules .

The light source assembly can be disposed on the light source supporting part 531 of the base 53 .

The lens assembly 52 may include a lens support part 521 , a buckle part 522 and a lens part 523 corresponding to the LED elements 512 one-to-one. The lens portion 523 is disposed on the lens support portion 521 for distributing light to the corresponding LED element 512 ; the buckle portion 522 is disposed on the lens support portion 521 for connecting the lens assembly 52 to the base 53 .

The lens assembly 52 may further include a gasket 524 disposed on the lens supporting part 521 between the lens supporting part 521 and the base 53 . Alternatively, the lens assembly 52 may also include a gasket 524 and a sealant (not shown in the figure), the gasket 524 is arranged on the lens support part 521, between the lens support part 521 and the base 53, and the sealant is arranged inside the gasket 524 ring or outer ring. The base 53 and the lens assembly 52 form a closed cavity, and the light source assembly is located in the closed cavity. Specifically, a closed space can be formed between the lens support part 521, the base 53 and the gasket 524 or the inner ring of the sealant. .

A first fixing part 113 for connecting and fixing the LED module 5 is provided on the opposite first pair of side walls of the light box 11 , and a second fixing part 114 for connecting and fixing the power supply assembly 6 is provided on the opposite second pair of side walls.

The first fixing part 113 and the second fixing part 114 are bending parts where the lower ends of the first pair of side walls and the second pair of side walls are bent toward the inner side of the light box 11 , and the bending parts are flush with the lower end surface of the light box 11 .

Specifically, the light box 11 can be a hollow shell surrounded by two oppositely arranged first shells 111 and two oppositely set second shells 112, and the two ends of the shell are open, and the upper end is open for connection and installation. The base 12 is sealed. The first housing 111 and the second housing 112 are respectively provided with a first fixing part 113 and a second fixing part 114 , and the first fixing part 113 and the second fixing part 114 are located at the lower end surface of the light box 11 .

Considering the appearance of the lamp and the compact structure, there are certain requirements for the installation positions of the lens assembly 52 of the LED module 5 and the first fixing part 113 and the second fixing part 114 of the light box 11 . The height adjusting part is used to adjust the installation height between the LED module 5 and the first fixing part 113 and the second fixing part 114 of the light box 11, and the first fixing part 113, the second fixing part 114 and the LED of the light box 11 Module 5 is fixedly connected.

In one embodiment, the light box 11 is further provided with a height adjustment component for adjusting the installation height between the LED module 5 and the first fixing part 113 . The height adjustment components include an elevated bar 7 and a connecting piece (not shown in the figure). The elevating bar 7 is arranged between the LED module 5 and the first fixing part 113 , and the connecting piece connects and fixes the LED module 5 , the elevating bar 7 and the first fixing part 113 .

The connector includes at least one screw column and a corresponding number of screws, the screw column is fixed on the first fixing part 113, the screw column is a round tube with internal thread, and the screw and the screw column are matched and connected; The screw columns correspond to the through holes one by one, and the screws pass through the module installation part 533 of the LED module 5 and the screws of the elevating bar 7 and are connected to the screw columns.

Optionally, the elevating bar 7 is a sheet-like strip or a U-shaped strip in cross section.

Specifically, the screw columns are fixed on the first fixing portion 113 , the screw columns are circular tubes provided with internal threads, and each screw column corresponds to the fixing holes of the module installation portion 533 on the LED module 5 one by one. The elevating bar 7 is connected to at least one screw post, and the elevating bar 7 is provided with a plurality of through holes corresponding to the screw posts one by one. The screws used to fixedly connect the LED module 5 and the first fixing part 113 pass through the fixing hole of the module installation part 533 of the LED module 5 and the through hole of the elevating bar 7 in sequence, and penetrate into the screw column and the screw column. Screw fixed connection. On the one hand, the fixing hole of the module installation part 533 on the LED module 5 is fixedly connected with the screw column, realizing the fixed connection between the LED module 5 and the light box 11; The role of the gasket between the LED module 2 and the screw column makes the connection between the LED module 5 and the screw column more stable. When facing each other, the elevating bar 7 is in surface contact with the fixing hole of the module installation part 533 of the LED module 5, which further improves the stability of the connection between the LED module 5 and the light box 11.

The elevated strip 7 is a sheet-like strip, or it can also extend vertically downward from the long side edge of the strip surface, so that its cross section in the short side direction is U-shaped, that is, the elevated strip 7 is a U-shaped cross section. The long strip of the shape makes the protruding part of the screw column placed on the U-shaped inner side of the elevated strip 7, making the interior of the LED lamp more tidy and beautiful.

Referring to Fig. 2, the power supply assembly 6 is fixed on the power supply installation bracket 8, and the two ends of the power supply installation bracket 8 are connected to the second fixing part 114, so as to realize that the power supply assembly 6 is connected and fixed on the second fixing part 114, and connected with the light box 11 fixed. The power supply mounting bracket 8 is an upside-down several-shaped board, and the inside of the several-shaped board accommodates the LED module 5 . Specifically, pressure riveting screws are fixed on the second fixing portion 114 , and the power supply mounting bracket 8 is fixedly connected to the pressure riveting screws on the second fixing portion 114 through screws. The power supply assembly 6 is fixed on the power supply mounting bracket 8 .

In a specific embodiment, the installation process of the lamp is as follows:

Fix the LED module 5 on the light box 11 through screws and the elevating bar 7; install the power supply component 6, and fix the power supply component 6 on the light box 11; fix the installation base 12 on the ceiling; fix the light box 11 on the installation base 12 on.

The limiting column 22 on the light box 11 first slides into the limiting portion 11 from the opening 211 of the installation base 12 , and then continues to slide into the hook portion 212 . When the limit column 22 slides into place, the installation base 12 and the light box 11 are fixedly connected.

The installation sequence can also be adjusted, for example, the installation base 12 can be installed on the ceiling first, and then the LED module 5 and the power supply assembly 6 can be installed on the light box 11 .

In addition, before the light box 11 is fixedly connected to the installation base 12 , the suspension ring 42 and the hook 41 can be arranged on corresponding components first, and then the suspension ring 42 can be hung on the hook 41 .

Although the utility model is disclosed as above with preferred embodiments, it is not used to limit the claims, and any person skilled in the art can make possible changes and modifications without departing from the spirit and scope of the utility model, so The scope of protection of the utility model shall be defined by the claims of the utility model.

Claims (22)

1. An LED lamp, characterized in that it includes a lamp housing, an LED module and a power supply assembly, the lamp housing includes a light box and a mounting base, and the light box and the mounting base are detachably connected to form a cavity with an opening at the lower end , the LED module and the power supply assembly are arranged in the cavity; and a hanging assembly for hanging the light box on the installation base is also included. 2. The LED lamp according to claim 1, wherein the suspension assembly comprises a suspension ring, a suspension rope and a hook; the first end of the suspension rope is fixed on one of the light box and the installation base, The hook is arranged on the other of the light box and the installation base, and the second end of the sling is connected to the sling and hangs on the hook through the sling. 3. The LED lamp according to claim 2, wherein the first end of the suspension rope is connected with another suspension ring, and the other suspension ring is fixedly connected to the light box and the installation base through a first pressure riveting piece said one of them, so that the first end of said hanging rope is fixed on one of said light box and the installation base. 4. The LED lamp according to any one of claims 1-3, characterized in that, one of the light box and the installation base is provided with a limiting part, and the other is provided with a limiting column, and the light box and the installation base The base is positioned through the fitting connection between the limiting column and the limiting part. 5. The LED lamp according to claim 4, wherein the limiting part is a hook part provided on the light box or the installation base. 6. The LED lamp according to claim 4, wherein the limiting part is arranged on the installation base, the limiting column is arranged on the light box; the edge of the installation base extends downwards The box fixing part is formed with an opening and a hook, and the hook is connected to one end of the opening. 7. The LED lamp according to claim 6, wherein the two opposite edges of the installation base respectively extend downwards out of the fixing part of the box, and the two fixing parts of the box are provided with the limit part; the number and position of the limiting posts on the light box are set to correspond to the limiting parts. 8. The LED lamp according to claim 6, characterized in that, the hook is set from one end of the opening toward the other end; The convex portion used to limit the movement of the limit post in the radial direction. 9. The LED lamp according to any one of claims 1-3, characterized in that, the positioned light box and the installation base are connected and fixed by a second riveting piece. 10. The LED lamp according to any one of claims 1-3, wherein at least one ventilation hole is opened on the side wall of the light box. 11. The LED lamp according to any one of claims 1-3, wherein the LED module comprises a light source assembly, a lens assembly and a base, and the base and the lens assembly are connected to form a closed cavity , the light source assembly is located inside the airtight cavity. 12. The LED lamp according to claim 11, wherein the base includes a light source supporting part and a heat sink integrally formed; the heat sink includes at least one extending from one side of the light source supporting part Flaky protrusions or arc-like protrusions; the One side of the light source supporting part is the side facing away from the light source assembly. 13 . The LED lamp according to claim 12 , wherein the base further comprises at least one module mounting portion extending from the sheet-shaped protrusions or arc-shaped protrusions at opposite ends of the base. 14 . 14. The LED lamp according to claim 11, wherein the light source assembly comprises a PCB board and at least one independently packaged light emitting diode element arranged on the PCB board. 15. The LED lamp according to claim 11, wherein the lens assembly comprises a lens support part, a buckle part and a lens part corresponding to the LED element one by one; the lens part is arranged on the lens support The part is used to distribute light to the corresponding LED element; the buckle part is arranged on the lens support part and is used to connect the lens assembly with the base. 16. The LED lamp according to claim 15, wherein the lens assembly further comprises a gasket, the gasket is arranged on the lens support part and is located between the lens support part and the base; or, the The lens assembly further includes a gasket and a sealant, the gasket is arranged on the lens support part, between the lens support part and the base, and the sealant is arranged on the inner ring or the outer ring of the gasket. 17. The LED lamp according to any one of claims 1-3, wherein a first fixing part for connecting and fixing the LED module is provided on the opposite first pair of side walls of the light box, A second fixing portion for connecting and fixing the power supply assembly is provided on the second pair of opposite side walls. 18. The LED lamp according to claim 17, wherein the first fixing portion and the second fixing portion are respectively the lower ends of the first pair of side walls and the second pair of side walls folded toward the inside of the light box. A curved bent part, the bent part is flush with the lower end surface of the light box. 19. The LED lamp according to claim 18, characterized in that, the light box is also provided with a height adjustment component for adjusting the installation height of the LED module installed between the first fixing part, including an elevating bar and a connection The elevated strip is arranged between the LED module and the first fixing part, and the connecting piece connects and fixes the LED module, the elevated strip and the first fixing part. 20. The LED lamp according to claim 19, wherein the connector comprises at least one screw column and a corresponding number of screws, the screw column is fixed on the first fixing part, and the screw column has A circular tube with internal thread, the screw is connected with the screw column; the elevating bar is provided with a through hole corresponding to the screw column one by one, and the screw passes through the module installation part of the LED module , the screws of the elevating bar are connected in the screw column. 21. The LED lamp according to claim 19, characterized in that, the elevating strip is a sheet-like strip or a U-shaped strip in cross section. 22. The LED lamp according to claim 18, wherein the power supply assembly is fixed on the power supply installation bracket, and the two ends of the power supply installation bracket are connected to the second fixing part, so as to realize the connection and fixation of the power supply assembly to the on the second fixed part.