WO2022247662A1

WO2022247662A1 - Ceiling lamp

Info

Publication number: WO2022247662A1
Application number: PCT/CN2022/092766
Authority: WO
Inventors: 李冲冲; 李英; 闫磊
Original assignee: 苏州欧普照明有限公司; 欧普照明股份有限公司
Priority date: 2021-05-25
Filing date: 2022-05-13
Publication date: 2022-12-01

Abstract

A ceiling lamp, comprising a mounting base (100), a lamp body (200), a power supply assembly (300), an electrical connection base (500), and conductive pins (600). The power supply assembly (300) is arranged on the mounting base (100); the electrical connection base (500) is arranged on the mounting base (100) and is electrically connected to the power supply assembly (300); the conductive pins (600) are arranged on the lamp body (200); the conductive pins (600) are rotatably engaged with the electrical connection base (500), so that the lamp body (200) is assembled on the mounting base (100), and the conductive pins (600) are configured to be electrically connected to the electrical connection base (500) when being engaged with the electrical connection base (500).

Description

ceiling lamp

cross reference

This application claims the priority of a Chinese patent application filed at the China Patent Office on May 25, 2021, with application number 202110571901.6, and the title of the invention is "A Ceiling Lamp". The entire content of this application is incorporated by reference in this application.

This application claims the priority of the Chinese patent application with the application number 202121164376.8 and the title of the invention "A Ceiling Lamp" submitted to the China Patent Office on May 25, 2021. The entire content of this application is incorporated by reference in this application.

technical field

The present application relates to the technical field of lighting, in particular to a ceiling lamp.

Background technique

Ceiling lamps have the characteristics of energy saving, high luminous efficiency, rich colors, long life and good aesthetics, and have been widely respected by consumers.

However, the mechanical connection structure and electrical connection structure of the existing ceiling lamps are often separated, which makes the structure of the assembly parts of the ceiling lamp complex, and there are technical problems such as difficulty in disassembly and poor connection reliability during installation and use, and it is difficult for users to replace and install new ones. of lamps.

Contents of the invention

The present application discloses a dome light, which aims to solve the technical problems of the existing dome light, such as complex structure of assembly parts, difficult disassembly and assembly, and poor connection stability due to the separation of the mechanical connection structure and the electrical connection structure.

In order to solve the above problems, the application adopts the following technical solutions:

The application discloses a ceiling lamp, which includes a mounting base, a lamp body, a power supply assembly, an electrical connection base and conductive feet, the power supply assembly is arranged on the installation base, and the electrical connection base is arranged on the installation base , the electrical connecting base is electrically connected to the power supply assembly, the conductive pin is provided on the lamp body, and the conductive pin is rotatably engaged with the electrical connecting base so that the lamp body is assembled on the lamp body. The mounting seat, and the conductive pin is configured to be in electrical conduction with the electrical connection seat when it snap fits with the electrical connection seat.

Further, the electrical connection base is provided with a limiting hole extending in an arc, one end of the limiting hole has a socket, and one end of the conductive pin has a hooking part, and the size of the hooking part is larger than the The opening size of the limiting hole, the size of the hooking part is smaller than the opening size of the socket, the hooking part is inserted into the limiting hole through the socket, so that the conductive pin is in the limiting hole The position hole is slidingly fitted with the electrical connection seat.

Further, the middle part of the conductive pin has a clamping part, and when the conductive pin is slidably fitted on the electrical connection seat, both the hooking part and the clamping part are in contact with the hole of the limiting hole. Edge limit fit.

Further, there are two limiting holes and two conductive pins, each conductive pin corresponds to one limiting hole, and the two conductive pins are positive conductive pins and negative conductive pins respectively.

Further, the electrical connection socket is a GU10 lamp socket, and the conductive pins are GU10 lamp pins compatible with the GU10 lamp socket.

Further, the electrical connection seat is provided with a mounting groove, the limiting hole is set on the bottom wall of the mounting groove, the lamp body is provided with an annular recess, and the annular recess is arranged around the conductive pin. When the conductive pin is locked and rotated with the electrical connection seat, the peripheral wall of the electrical connection seat surrounding the installation groove can extend into the annular recess.

Further, one of the mounting base and the lamp body is provided with a clamping part, and the other is provided with a clamping groove matching the clamping part, and the conductive pin and the electrical When the permanent connecting seat is rotated and clamped, the clamping part can be screwed into the clamping groove part, so as to prevent the lamp body from retreating in the thickness direction of the ceiling lamp.

Further, the mounting base is provided with a first L-shaped stopper, the slot is defined between the first limiter and the bottom wall of the mounting base, and the lamp body is provided with The first ring wall, the clamping part is a second limit block provided on the inner wall of the first ring wall, when the conductive pin is rotated and clamped with the electrical connection seat, the second limit stop The stopper is limitedly matched with the first stopper.

Further, the ceiling lamp further includes a light source module, the lamp body has a sealed lamp chamber, and the light source module is arranged in the lamp chamber and is electrically connected to the conductive pin.

Further, the lamp body includes a main housing and a mask, and the mask is connected to the main housing to define the lamp cavity inside the two.

Further, the main housing has a second ring wall extending away from the mounting seat, and the mask has a third ring wall facing the mounting seat.

Further, the second ring wall has a first anti-off portion, the first anti-off portion has a guide wall and a stop wall, the stop wall is connected to the upper edge of the guide wall, and the first The end of the three-ring wall has an outer flange, and the outer flange is snapped into the main housing through the guide wall and abuts against the stop wall.

Further, the power supply assembly includes a connection terminal and a cover plate for covering the connection terminal, the connection terminal is provided on the mounting seat, the cover plate is provided on the connection terminal, and the electrical connection seat It is electrically connected with the terminal.

Further, there is a conductive elastic piece in the electrical connection seat, and the conductive elastic piece is electrically connected to the terminal. When the conductive pin rotates and snaps into the limiting hole, the conductive elastic piece is connected to the hook part elastically contacts, and clamps the hooking part with the hole edge of the limiting hole so that the conductive pin is electrically connected to the connecting terminal.

Further, the light source module includes a circuit board and a light source, the light source is arranged on the circuit board and electrically connected to the circuit board, and the circuit board is electrically connected to the conductive pin.

Further, the mounting seat has a fourth ring wall extending toward the lamp body, and when the conductive pins are rotated and engaged with the electrical connecting seat, the fourth ring wall and the top of the lamp body adjacent walls.

The technical solution adopted in this application can achieve the following beneficial effects:

In the ceiling lamp disclosed in the embodiment of the present application, the mounting base and the lamp body are in a connected state through the rotation clamping between the electrical connection base and the conductive pin, so that the mounting base and the lamp body realize the mechanical structure connection and the electrical connection at the same time. It is stable and reliable, and has the advantages of simple disassembly and assembly, high versatility and low cost. When replacing a lamp, you only need to unscrew the lamp body for replacement, and it has excellent replaceability.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present application. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is the structural representation of the ceiling lamp of embodiment;

Fig. 2 is the exploded schematic view of the ceiling lamp of the embodiment;

Fig. 3 is a partially enlarged schematic diagram of place A in Fig. 2;

Fig. 4 is a structural schematic diagram of the mounting seat of the ceiling lamp of the embodiment;

Fig. 5 is a schematic structural view of the electrical connector of the embodiment;

Fig. 6 is a schematic structural view of the conductive pin of the embodiment;

Fig. 7 is a cross-sectional view of the connection between the mounting base and the lamp body of the embodiment.

In the picture:

100-mounting seat, 110-the first limit stopper, 120-the fourth ring wall, 130-threaded hole, 140-carrying platform;

200-lamp body, 210-main housing, 211-second ring wall, 212-first anti-off part, 213-guiding wall, 214-stop wall; 220-mask, 221-third ring wall, 222- Outer flange; 230-the first ring wall, 231-the second limit block, 232-the stop marking part; 240-annular recess.

300-power supply component, 310-terminal, 320-cover plate;

400-light source module, 410-circuit board, 420-light source;

500-electrical connection seat, 510-limiting hole, 520-socket, 530-installation hole;

600-conductive pin, 610-hooking part, 620-clamping part.

Detailed ways

In order to make the purpose, technical solution and advantages of the present application clearer, the technical solution of the present application will be described in detail below. Apparently, the described embodiments are only some of the embodiments of this application, not all of them. Based on the embodiments in the present application, all other implementation manners obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present application.

The terms "first", "second" and the like in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific sequence or sequence. It should be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application can be practiced in sequences other than those illustrated or described herein, and that references to "first," "second," etc. distinguish Objects are generally of one type, and the number of objects is not limited. For example, there may be one or more first objects. In addition, "and/or" in the specification and claims means at least one of the connected objects, and the character "/" generally means that the related objects are an "or" relationship.

The ceiling lamp provided by the embodiment of the present application will be described in detail below through specific embodiments and application scenarios with reference to accompanying drawings 1 to 6 .

The embodiment of the present application provides a ceiling lamp, which includes a mounting base 100 , a lamp body 200 , a power supply assembly 300 , an electrical connection base 500 and a conductive pin 600 .

Wherein, the installation seat 100 can be fixed on the roof by screw connection means to provide an installation foundation for the lamp body 200 . The power supply assembly 300 is disposed on the mounting base 100, and the power supply assembly 300 is connected to the mains for supplying power to the ceiling lamp.

The electrical connection base 500 is arranged on the installation base 100. In an optional embodiment, as shown in FIG. Through the hole 130 , the locking bolt passes through the mounting hole 530 and threadedly fits with the threaded hole 130 to fix the electrical connection seat 500 on the mounting seat, and the electrical connection seat 500 is electrically connected with the power supply assembly 300 .

Further, the mounting base 100 is provided with a bearing platform 140, the electrical connection base 500 is provided on the bearing base 140, and a gap is formed between the electrical connection base 500 and the top wall of the mounting base 100, and the gap is used to pass through and connect to the electrical connection base 140. The power supply line between the connection base 500 and the power supply assembly 300 .

The electrical connection base 500 can also be fixed to the installation base 100 by buckle connection, bonding, etc., and the connection method between the electrical connection base 500 and the installation base 100 is not limited in this application.

The conductive pin 600 is provided on the lamp body 200 , and the conductive pin 600 can be connected and fixed with the lamp body 200 by riveting, screw connection or insert molding.

The conductive pin 600 is rotated and clamped with the electrical connection base 500 so that the lamp body 200 is assembled on the mounting base 100, and the conductive pin 600 is configured to be electrically conductive with the electrical connection base 500 when it is clamped and fitted with the electrical connection base 500. Pass.

In the ceiling lamp disclosed in the embodiment of the present application, the lamp body 200 and the mounting base 100 are in a connected state through the rotating clamping of the conductive pin 600 and the electrical connection base 500, which not only realizes the mechanical structure connection between the lamp body 200 and the mounting base 100, but also The electrical connection between the lamp body 200 and the mounting base 100 is simultaneously realized, which solves the problems of complex structure and difficult disassembly of the assembly parts existing in the separation of electromechanical structures of traditional ceiling lamps; Rotating the lamp body 200 can realize the electromechanical connection or disassembly of the lamp body 200 and the mounting base 100 , and the rotation direction when the lamp body 200 is installed is opposite to the rotation direction when the lamp body 200 is removed.

In a specific embodiment, the electrical connection base 500 is provided with a limiting hole 510 extending in an arc, one end of the limiting hole 510 has a socket 520, one end of the conductive pin 600 has a hooking part 610, and the hooking part 610 The size is larger than the opening size of the limiting hole 510, the size of the hooking part 610 is smaller than the opening size of the socket 520, the hooking part 610 is inserted into the limiting hole 510 through the socket 520, so that the conductive pin 600 slides and fits in the limiting hole 510 on the electrical connection socket 500 . When installing the lamp body 200, first insert the conductive pin 600 into the limit hole through the socket 520, and then rotate the lamp body 200 to slide the conductive pin 600 to the end of the limit hole 510 away from the socket 520; Rotate the lamp body 200 to slide the conductive pin 600 to the socket 520 , and then withdraw the hooking part 610 from the socket 520 .

Referring to FIG. 5, the middle part of the conductive pin 600 has a clamping portion 620. When the conductive pin 600 is slidably fitted on the electrical connection base 500, the hooking portion 610 and the clamping portion 620 are both bounded by the edge of the limiting hole 510. Position fit, so as to prevent the conductive pin 600 from shaking in the limiting hole 501, and enhance the connection stability between the electrical connection base 500 and the conductive pin 600.

There are two limiting holes 510 and two conductive pins 600 , each conductive pin 600 corresponds to one limiting hole 510 , and the two conductive pins 600 are positive conductive pins and negative conductive pins respectively.

In an optional embodiment, the electrical connection base 500 is a GU10 lamp holder, and the conductive pin 600 is a GU10 lamp pin compatible with the GU10 lamp holder. The use of the GU10 interface has the advantages of simple and reliable connection, high versatility and low cost. Features, during installation, the lamp body 200 can be rotated to complete the installation, the lamp body 200 is easy to replace, and has excellent replaceability.

In an optional embodiment, the electrical connection base 500 is provided with a mounting groove, the limit hole 510 is set on the bottom wall of the mounting groove, the lamp body 200 is provided with an annular recess 240, and the annular recess 240 is arranged around the conductive pin 600, and the conductive When the feet 600 and the electrical connection seat 500 are rotated and clamped, the conductive feet 600 are inserted into the installation groove, and the peripheral wall of the electrical connection seat 500 around the installation groove can extend into the annular recess 240, so that the gap between the lamp body 200 and the installation seat is relatively small. Small, reducing the distance between the lamp body 200 and the roof, making the ceiling lamp thinner overall.

In the embodiment of the present application, one of the mounting base 100 and the lamp body 200 is provided with a clamping part, and the other is provided with a clamping groove matching the clamping part. When the 50° rotation is clamped, the clamping part can be screwed into the clamping groove part, so as to stop the lamp body 200 from retreating in the thickness direction of the ceiling lamp, and prevent the lamp body 200 from detaching from the mounting seat 100 .

In an optional embodiment, the slot part is provided on the mounting base 100, and the clamping part is provided on the lamp body. As shown in FIG. A clamping groove is defined between the limit stopper 110 and the bottom wall of the mounting base 100 , the lamp body 200 is provided with a first ring wall 230 , and the clamping part is a second limit stop set on the inner wall of the first ring wall 230 231 , when the conductive pin 600 and the electrical connection seat 500 are rotated and clamped, the second limiting stopper 231 is limitedly matched with the first limiting stopper 110 .

Certainly, in another optional embodiment, the clipping groove part can be provided on the lamp body 200 , while the clipping part is provided on the mounting base 100 .

The first ring wall 230 is also provided with a stop marking part, which is arranged on one side of the clamping part, so that the clamping groove part cannot extend into the first ring wall 210 from this side, so that the clamping groove part can not extend from the clamping part. The other side of the connecting part is snap-engaged with the connecting part. With such an arrangement, when installing the ceiling lamp of this embodiment, the user will first see the stop marking part 232, and the user will realize that it is difficult to screw in the first limiting block 110 in the area where the stop marking part 232 is located, and The first limiting blocking piece 110 can only be screwed in from the side of the second limiting blocking piece 231 away from the stop mark portion 232 .

Of course, in order to ensure a smooth installation, the conductive pin 600 needs to be preset to be able to connect with the electrical connection seat 500 when the first limit stopper 110 is screwed in from the side of the second limit stopper 231 away from the stop marking part 232 Rotation clamping; in the implementation of the socket 520 at one end of the limiting hole 510 and the hooking part 610 at one end of the conductive pin 600, it is necessary to preset the first limiting stopper 110 from the second limiting stopper 231 When the side away from the stop marking part 232 is screwed in, the hooking part 610 tends to be aligned with the socket 520 , and then the conductive pin 600 and the electrical connection seat 500 are locked in rotation. On the other hand, the ceiling lamp of this embodiment adopts the way of rotating clamping to achieve assembly, and the assembly structure of rotating clamping has a definite rotation stroke. By setting the stop marking part 232 of this embodiment, It can avoid assembling the first limit block 110 out of the rotation stroke.

The stop marking part 232 includes a plurality of stop pieces distributed along the circumferential direction of the first ring wall 230, and the stop piece 232 is arranged on one side of the second limit stop piece 231, so as to be positioned on the second side of the card. This side of the limiting stopper 231 marks the first limiting stopper 110 as a stop. Of course, this embodiment does not limit the specific structure type of the stop mark portion 232 , which may also be an integral limit block arranged along the circumferential direction of the first ring wall 230 .

The ceiling lamp also includes a light source module 400 . The lamp body 200 has a sealed lamp chamber. The light source module 400 is arranged in the lamp chamber and is electrically connected to the conductive pin 600 .

In an optional embodiment, the lamp body 200 includes a main housing 210 and a face cover 220 , the face cover 220 is connected to the main housing 210 and defines a lamp chamber inside the two.

The main housing 210 has a second ring wall 211 extending away from the mounting base 100 , and the mask 220 has a third ring wall 221 facing the mounting base 100 .

The second ring wall 211 has a first anti-off portion 212, the first anti-off portion 212 has a guide wall 213 and a stop wall 214, the stop wall 214 is connected to the upper edge of the guide wall 213, and the end of the third ring wall 221 An outer flange 222 is provided, and the outer flange 222 is inserted into the main housing 210 through the guide wall 213 and abuts against the stop wall 214 .

When the mask 220 is snapped into the main housing 210 through the outer flange 222, the stopper wall 214 is against the outer flange, so that the mask 220 cannot withdraw from the main housing 210, so that the main housing 210 and the mask 220 are connected to form a The non-detachable whole, when replacing the lamp, only need to unscrew the lamp body 200 to replace it as a whole. Since the mask 220 is not detachable, the airtightness of the lamp cavity is enhanced, and the anti-mosquito performance of the lamp body 200 is improved.

The power supply assembly 300 includes a connection terminal 310 and a cover plate 320 for covering the connection terminal 310. The connection terminal 310 is arranged on the mounting base 100. In order to facilitate connection, the top wall of the mounting base 100 is hollowed out, and the mains power supply line can be connected to the Terminal 310.

The cover plate 320 is disposed on the connection terminal 310 to cover the connection terminal 310 to improve safety performance, and the electrical connection seat 500 is electrically connected to the connection terminal 310 .

In an optional embodiment, the electrical connection seat 500 has a conductive elastic piece inside, and the conductive elastic piece is electrically connected to the power supply assembly 300 .

In an optional embodiment, the electrical connection seat 500 has a conductive elastic piece inside, and the conductive elastic piece is electrically connected to the terminal 310. When the conductive pin 600 is rotated and snapped into the limiting hole 510, the conductive elastic piece is in elastic contact with the hooking part 610. , under the action of the elastic force of the conductive shrapnel itself, the conductive shrapnel and the hole edge of the limiting hole 510 clamp the hooking part 610 to make the conductive foot 600 electrically conduct with the terminal 310, and the conductive shrapnel elastically clamps the hooking part 610 to a limited extent. Bit effect, making it difficult to slide off.

The light source module 400 includes a circuit board 410 and a light source 420 . The light source 420 is disposed on the circuit board 410 and electrically connected to the circuit board 410 . The circuit board 410 is electrically connected to the conductive pin 600 . Under normal circumstances, the light source 420 may preferably be an LED light source, which has advantages such as environmental protection, energy saving, and long life.

The mounting base 100 has a fourth ring wall 120 extending toward the lamp body 200. The size of the fourth ring wall 120 is larger than that of the first ring wall 230. Referring to FIG. , the first ring wall 230 is located in the fourth ring wall 120, the fourth ring wall 120 is adjacent to the top wall of the lamp body 200, and the first ring wall 230 is adjacent to the top wall of the mounting seat 100 to improve installation. The airtightness of the connection between the seat 100 and the lamp body 200 prevents external impurities from entering into the ceiling lamp.

It should be noted that, in this document, the term "comprising", "comprising" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements, It also includes other elements not expressly listed, or elements inherent in the process, method, article, or device. Without further limitations, an element defined by the phrase "comprising a ..." does not preclude the presence of additional identical elements in the process, method, article, or apparatus comprising that element. In addition, it should be pointed out that the scope of the methods and devices in the embodiments of the present application is not limited to performing functions in the order shown or discussed, and may also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved. Functions are performed, for example, the described methods may be performed in an order different from that described, and various steps may also be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

The above is only the specific implementation of the application, but the scope of protection of the application is not limited thereto. Anyone familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the application, and should cover Within the protection scope of this application.

Claims

A ceiling lamp, comprising:

mounting base (100);

lamp body (200);

a power supply component (300), arranged on the mounting seat (100);

An electrical connection base (500), which is provided on the installation base (100), and the electrical connection base (500) is electrically connected to the power supply component (300);

The conductive pin (600) is provided on the lamp body (200), and the conductive pin (600) is rotatably engaged with the electrical connecting seat (500) so that the lamp body (200) is assembled on the The base (100) is installed, and the conductive pin (600) is configured to be in electrical conduction with the electrical connection base (500) when snapping and fitting with the electrical connection base (500).
The ceiling lamp according to claim 1, wherein the electrical connection base (500) is provided with a limiting hole (510) extending in an arc, and one end of the limiting hole (510) has a socket (520) , one end of the conductive pin (600) has a hooking portion (610), the size of the hooking portion (610) is larger than the aperture size of the limiting hole (510), and the hooking portion (610) The size of the socket (520) is smaller than the opening size of the socket (520), and the hooking part (610) is inserted into the limiting hole (510) through the socket (520), so that the conductive pin (600) is in the The limiting hole (510) is slidingly fitted with the electrical connection seat (500).
The ceiling lamp according to claim 2, wherein the middle part of the conductive pin (600) has a clamping portion (620), when the conductive pin (600) is slidably fitted on the electrical connection seat (500) , both the hooking portion (610) and the clamping portion (620) are limitedly engaged with the edge of the limiting hole (510).
The ceiling lamp according to claim 2, wherein, the quantity of the limiting hole (510) and the number of the conductive pins (600) are both two, and each of the conductive pins (600) corresponds to one of the limiting holes hole (510), and the two conductive pins (600) are positive conductive pins and negative conductive pins respectively.
The ceiling lamp according to any one of claims 2-4, wherein the electrical connection seat (500) is a GU10 lamp holder, and the conductive pin (600) is a GU10 lamp compatible with the GU10 lamp holder foot.
The ceiling lamp according to claim 5, wherein, the electrical connection seat (500) is provided with an installation groove, the limiting hole (510) is provided on the bottom wall of the installation groove, and the lamp body (200 ) is provided with an annular recess (240), the annular recess (240) is arranged around the conductive pin (600), when the conductive pin (600) is rotated and engaged with the electrical connection seat (500), the The electrical connection base (500) can extend into the annular recess (240) around the peripheral wall of the installation groove.
The ceiling lamp according to any one of claims 1 to 4, wherein, in the mounting base (100) and the lamp body (200), one is provided with a clamping part, and the other is provided with a When the conductive pin (600) and the electrical connection seat (500) are rotated and clamped, the clamping part can be screwed into the clamping groove part, so that The lamp body (200) is stopped in the thickness direction of the ceiling lamp.
The ceiling lamp according to claim 7, wherein, the mounting base (100) is provided with an L-shaped first stopper (110), and the first limiter (110) is in contact with the installation seat ( 100) defines the clamping groove portion between the bottom walls, the lamp body (200) is provided with a first ring wall (230), and the clamping portion is provided on the inner wall of the first ring wall (230) The second limiting stopper (231), when the conductive pin (600) and the electrical connection seat (500) are rotated and clamped, the second limiting stopper (231) and the first Limit stopper (110) limit fit.
The ceiling lamp according to any one of claims 1-4, further comprising a light source module (400), the lamp body (200) has a sealed lamp cavity, and the light source module (400) is arranged in the and electrically connected to the conductive pin (600).
The ceiling lamp according to claim 9, wherein the lamp body (200) comprises a main housing (210) and a face cover (220), the face cover (220) is connected to the main housing (210) and The interior of the two defines the lamp cavity.
The ceiling lamp according to claim 10, wherein, the main housing (210) has a second ring wall (211) extending away from the mounting base (100), and the face shield (220) has a wall facing towards the mounting base (100). ) of the third annular wall (221);

The second ring wall (211) has a first anti-off portion (212), and the first anti-off portion (212) has a guide wall (213) and a stop wall (214), and the stop wall ( 214) is connected to the upper edge of the guide wall (213), the end of the third ring wall (221) has an outer flange (222), and the outer flange (222) passes through the guide wall (213) snap into the main casing (210) and abut against the stop wall (214).
The ceiling lamp according to any one of claims 1-4, wherein the power supply assembly (300) comprises a terminal (310) and a cover plate (320) for covering the terminal (310), the terminal The terminal (310) is arranged on the mounting seat (100), the cover plate (320) is arranged on the connecting terminal (310), and the electrical connecting seat (500) is electrically connected to the connecting terminal (310). .
The ceiling lamp according to any one of claims 2 to 4, wherein the electrical connection seat (500) has a conductive shrapnel inside, and the conductive shrapnel is electrically connected to the power supply component (300). When the conductive pin (600) When rotating and snapping into the limiting hole (510), the conductive shrapnel comes into elastic contact with the hooking part (610), and hugs the hanging part with the edge of the limiting hole (510). The connecting portion (610) is used to electrically conduct the conductive pin (600) with the power supply component (300).
The ceiling lamp according to claim 9, wherein the light source module (400) comprises a circuit board (410) and a light source (420), and the light source (420) is arranged on the circuit board (410) and is connected with The circuit board (410) is electrically connected, and the circuit board (410) is electrically connected to the conductive pin (600).
The ceiling lamp according to claim 11, wherein, the mounting seat (100) has a fourth ring wall (120) extending toward the lamp body (200), when the conductive pin (600) and the electrical When the permanent connecting seat is rotated and clamped, the fourth ring wall (120) is adjacent to the top wall of the lamp body (200).