CN110906218A

CN110906218A - Ceiling lamp

Info

Publication number: CN110906218A
Application number: CN201910159542.6A
Authority: CN
Inventors: 陈和生; 徐勋爵; 陈耀卫; 许正杭; 柏松
Original assignee: Hangzhou Panor Lighting Technology Co Ltd
Current assignee: Hangzhou Panor Lighting Technology Co Ltd
Priority date: 2018-09-13
Filing date: 2019-03-04
Publication date: 2020-03-24
Anticipated expiration: 2039-03-04
Also published as: CN110906218B

Abstract

The invention relates to a ceiling lamp, which comprises a lamp body and a mounting seat, wherein the mounting seat is used for being mounted on a ceiling or a supporting plate; the LED lamp is characterized in that a socket and a positioning jack are arranged on the mounting seat, a movable block and a contact pin are arranged on the lamp body base, the lamp body and the mounting seat are connected in a detachable and fixed mode through the insertion and matching of the movable block and the positioning jack, and the lamp body and the mounting seat are connected in a conductive mode through the insertion and matching of the socket and the contact pin. The positioning in all directions is realized through loose piece and jack cooperation between this scheme lamp body and the mount pad and is fixed, and contact pin and socket contact realize electrically conductive connection, quick assembly disassembly not only, facilitate the use, longe-lived, simple structure is reasonable moreover, and it is convenient to make, and is fixed firm stable.

Description

Ceiling lamp

Technical Field

The invention relates to the field of lamps, in particular to a ceiling lamp.

Background

The ceiling lamp is an important lighting lamp and has a series of advantages of attractive appearance, high brightness, safety, reliability, energy conservation, power conservation and the like. At present, ceiling lamps are widely applied to various places such as families, offices, entertainment places and the like. At present, the commonly used installation method of the ceiling lamp is as follows: firstly, the lampshade of the ceiling lamp is detached, then the ceiling is perforated, after the holes are perforated, the plastic expansion pipe is pressed into the holes, the lamp holder is fixed on the ceiling through screws, the electric wire is connected, and finally the lampshade is mounted.

In the traditional installation method, the types of parts are more and more complex during installation, two persons are required to cooperate with each other in the installation process, the installation time is longer, and potential safety hazards of electric shock can occur in the operation process. Furthermore, the lamp needs to be disassembled and assembled on site, which may cause damage to the lamp.

The patent document with the publication number of CN105135296 discloses a quick-mounting ceiling lamp, which comprises a lamp body and a quick-mounting structure, wherein the quick-mounting structure is used for fixing the ceiling lamp on a ceiling or a support, the quick-mounting structure comprises an upper quick-mounting part and a lower quick-mounting part, the upper quick-mounting part is fixed on the ceiling or the support, the lower quick-mounting part is fixed on the lamp body, the lower quick-mounting part is provided with a limit guide rail, the upper quick-mounting part is provided with a guide rail groove corresponding to the limit guide rail, and during assembly, the limit guide rail is pushed into the guide rail groove to realize assembly and fixation. Through adopting the elasticity bump buckle of guide rail inslot at spacing downthehole for when fast-assembling spare pushed the fast-assembling spare down, can stop fixedly at the settlement position. The left and right positions and the upper and lower positions of the width limiting raised lines and the height limiting raised blocks are respectively used, so that the problem that the lamp body shakes left and right or up and down due to the existence of a moving space is avoided, and the stability of installation is guaranteed. Still include electric connector, this electric connector includes female end of socket and socket male end, and this socket female end sets up on this quick-mounting spare, and what this socket male end corresponds sets up on this quick-mounting spare down, and when will descend quick-mounting spare and this last quick-mounting spare equipment to assemble together, this socket male end inserts this socket female end and forms the electricity and connect. In this scheme, adopt the limit for height sand grip in guide rail groove, limit for width sand grip and elasticity bump realization physical structural fixed, adopt public female socket to realize the electricity and connect, public female socket electricity is connected and is required difficult not hard up in order to avoid contact failure and circuit fault after pegging graft, and above-mentioned physical fixed knot constructs from carrying out spacing fixed respectively from top to bottom around, can't avoid the clearance completely between the upper and lower fast-assembling spare, hardly guarantee higher positioning accuracy, just so can keep the identical benchmark with the cooperation center of above-mentioned physical fixed knot structure at the cooperation center of hardly guaranteeing public female socket, it concentrates or becomes flexible and inefficacy to appear stress concentration or one among physical connection or the conductive connection easily, will lead to manufacturing cost increase a lot if will improve the cooperation precision.

The patent document with publication number CN105180031 discloses a ceiling lamp, which comprises a lamp body and a lampshade which are installed together, an LED lamp group installed in the lamp body, a lamp body hanging plate installed on the top surface of the lamp body, and a ceiling hanging plate installed on the ceiling, wherein the lamp body hanging plate is provided with a conductive needle and a hanging groove; the ceiling hanging plate is provided with a sliding groove for mounting a conductive copper sheet and a sliding buckle capable of being hooked in the hanging groove; the lower end of the conductive needle is connected with the electrical input end of the LED lamp bank, and the upper end of the conductive needle slides into the sliding groove and then is in contact connection with the conductive copper sheet in the groove; a sliding buckle insertion hole for a sliding buckle to slide into the hanging groove after the sliding buckle is inserted is formed in one side of the hanging groove of the lamp body hanging plate; the conductive copper sheet is connected with an external power transmission line. In this scheme, the lamp body articulates on the ceiling link plate, and the conductive pin is connected with the contact of conductive copper sheet, because the spout articulates the structure firmly easily not hard up inadequately, life is low, so lead to conductive pin and conductive copper sheet contact failure and circuit trouble easily.

Disclosure of Invention

In order to solve the technical problems, the invention aims to provide the ceiling lamp, the lamp body and the mounting seat are matched with the jack through the movable block to realize positioning and fixing in all directions, the contact pin is in contact with the socket to realize conductive connection, and the ceiling lamp is quick in disassembly and assembly, convenient to use, long in service life, simple and reasonable in structure, convenient to manufacture, and firm and stable in fixing.

In order to achieve the purpose of the invention, the invention adopts the following technical scheme:

a ceiling lamp comprises a lamp body and a mounting seat (401) mounted on a ceiling or a supporting plate, wherein the lamp body comprises a lamp frame (101), a light-emitting component and a lamp body base (303), and the light-emitting component is mounted in a mounting space formed by the lamp frame (101) and the lamp body base (303); the lamp body and the mounting seat (401) are connected in a plugging and matching mode through the movable block (302) and the positioning jack (4011) to realize detachable fixed connection, and the socket (402) and the pin (304) are connected in a plugging and matching mode to realize conductive connection.

Preferably, the light emitting assembly comprises a diffusion plate (203), a light guide plate (204), a reflection layer (205), a foam layer (206), a back plate (207) and a ring-shaped light bar (202) surrounding the light guide plate (204), and the periphery of the light emitting assembly is surrounded by a light frame (101).

Preferably, the lamp frame (101) is an aluminum ring, and a heat dissipation rubber strip (201) is filled between the annular lamp strip (202) and the aluminum ring.

Preferably, the lamp body base (303) is provided with a mounting groove (3031) for accommodating the mounting seat (401), one side of the mounting groove is open, the left and right side walls opposite to the mounting groove are provided with a bolt hole (3032) for the movable block (302) to extend out of the bolt (3021), and the other side wall opposite to the opening of the mounting groove is provided with a pin hole (3033) for mounting the pin (304).

Preferably, a mounting space (3035) is formed in the lamp body base (303), a movable block box (3037) is formed in the mounting space (3035) at two sides corresponding to the position of the mounting groove (3031) in a separating way, and the movable block (302) is mounted in the movable block box (3037) and is covered by the cover plate (301).

Preferably, the front end of the movable block (302) is provided with an inserting tongue (3021), the front part of the inserting tongue (3021) is arc-shaped, the side walls (3023) at the left side and the right side of the movable block (302) are also arc-shaped, and the rear end of the movable block (302) is provided with a plurality of elastic pieces which are abutted against the movable block box (3037) to enable the inserting tongue (3021) of the movable block (302) to extend out of an inserting tongue hole (3032) on the lamp body base (303) under the action of elastic force.

Preferably, a plurality of spring positioning columns (3022) are arranged at the rear part of the movable block (302), a plurality of spring embedding grooves (3038) corresponding to the spring positioning columns (3022) are arranged in the movable block box (3037), one end of the spring (3039) is connected with the spring positioning columns (3022), and the other end of the spring (3039) is connected with the spring embedding grooves (3038).

Preferably, the bottom surface and/or the top surface of the movable block (302) is provided with a plurality of ribs (3024), and the movable block (302) is in sliding contact with the lamp body base (303) and/or the cover plate (301) through the ribs.

As preferred, it has location jack (4011) to open on mount pad (401), grafting through-hole (4012), mounting hole (4013) and electric wire are perforated, mount pad (401) have with mounting groove (3031) assorted location limit (4014) on lamp body base (303), location jack (4011) are seted up on the lateral wall of mount pad (401) both sides relatively, grafting through-hole (4012) are seted up on the opposite side lateral wall of mount pad, the inside rigidity that corresponds with grafting through-hole (4012) of mount pad has socket (402), the top at the mount pad is seted up in a plurality of mounting holes (4013), the mount pad passes through mounting hole (4013) and fastener fixed mounting on ceiling or backup pad.

Preferably, the length of the plug tongue (3021) is larger than that of the positioning jack (4011), and the plug tongue (3021) is in plug-in fit with the positioning jack (4011) through the arc front end of the plug tongue when being inserted into the positioning jack (4011).

By adopting the scheme, the lamp body and the mounting seat are matched with the jacks through the movable blocks to realize positioning and fixing in all directions, and the contact pins are in contact with the sockets to realize conductive connection, so that the lamp is quick to disassemble and assemble, convenient to use, long in service life, simple and reasonable in structure, convenient to manufacture, and firm and stable in fixing.

Drawings

Fig. 1 is a schematic diagram of an explosive structure of the present invention.

Fig. 2 is a schematic structural view of the lamp body.

Fig. 3 is a schematic structural view (top) of the mount.

Fig. 4 is a schematic structural view (bottom) of the mount.

Fig. 5 is a schematic structural diagram of a lamp body base.

FIG. 6 is a schematic view of the installation structure of the loose piece.

FIG. 7 is a schematic view of a loose piece construction.

Fig. 8 is a schematic view of the structure of the loose piece matching with the installation seat jack.

Fig. 9 is a schematic view of an open configuration of the receptacle.

Fig. 10 is a mating schematic (unplugged) of a pin and socket.

Fig. 11 is a schematic mating view (mating) of a pin and a socket.

Wherein the reference numerals are as follows:

a lamp frame 101, a ring-shaped sheet 102, a heat dissipation rubber strip 201, a ring-shaped light bar 202, a diffusion plate 203, a light guide plate 204, a reflection layer 205, a foam layer 206, a back plate 207, a cover plate 301,

a loose piece 302, a latch 3021, a spring positioning post 3022, a side wall 3023, a rib 3024,

a lamp body base 303, a mounting groove 3031, a tongue inserting hole 3032, a pin inserting hole 3033, a clamping groove 3034, a mounting space 3035, a clamping hook portion 3036, a movable block box 3037, a spring caulking groove 3038 and a spring 3039,

a pin 304, a pin outer shell 3040, a pin inner shell 3041, an electrical connector 3042, a hook 3043, a contact 3044, a first elastic element 3045,

a mounting seat 401, a positioning jack 4011, an inserting through hole 4012, a mounting hole 4013, a positioning edge 4014,

the socket 402, the socket housing 4020, the button 4021, the wiring hole 4022, the holding metal member 4023, the fixing metal member 4024, and the conductive contact 4025.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

A ceiling lamp as shown in fig. 1 comprises a lamp body and a mounting seat 401 for mounting on a ceiling or a support plate. The lamp body comprises a lamp frame 101, a light-emitting component and a lamp body base 303, wherein the light-emitting component is arranged in an installation space formed by the lamp frame 101 and the lamp body base 303. Be equipped with socket 402 and location jack 4011 on the mount pad 401, be equipped with loose piece 302 and contact pin 304 on the lamp body base 303, lamp body and mount pad 401 realize detachable fixed connection through loose piece 302 and location jack 4011 grafting cooperation to realize conductive connection through socket 402 and contact pin 304 grafting cooperation.

In this embodiment, the bezel 101 and the lamp body base 303 are fixedly connected by a snap. In other embodiments, the two may be fixedly connected by a fastener or the like.

The light emitting assembly may be a conventional LED lamp panel structure or a conventional lamp tube structure, in this embodiment, the light emitting assembly is a surface light emitting structure having a light guide plate, and includes a diffusion plate 203, a light guide plate 204, a reflection layer 205, a foam layer 206, a back plate 207, and a ring-shaped light bar 202 surrounding the light guide plate 204, and the periphery of the light emitting assembly is surrounded by the lamp frame 101. The ring-shaped light bar 202 is formed by welding LED chips on a flexible circuit board. In order to improve the heat dissipation performance of the annular light bar 202, the light frame 101 is made of an aluminum ring, and a heat dissipation adhesive tape 201 is filled between the annular light bar 202 and the aluminum ring, so that the aluminum ring can be used for heat dissipation. To add decorative effect, an annular sheet 102 (e.g., an annular wooden ring, a metal ring, etc.) may be disposed between the light emitting assembly and the bezel 101.

As shown in fig. 1 and fig. 2, a mounting groove 3031 for accommodating the mounting seat 401 is disposed on the lamp body base 303, one side of the mounting groove is open, tongue insertion holes 3032 for the movable block 302 to extend out of the tongue 3021 are disposed on the left and right side walls of the mounting groove, and a pin hole 3033 for mounting the pin 304 is disposed on the other side wall of the mounting groove opposite to the open. As shown in fig. 5 and 6, a mounting space 3035 is formed in the lamp body base 303, a movable block box 3037 is formed at two sides of the mounting space 3035 corresponding to the position of the mounting groove 3031 in a separating manner, and the movable block 302 is mounted in the movable block box 3037 and covered by the cover plate 301. The mounting space 3035 is provided with a plurality of clamping slots 3034 and clamping hook portions 3036 in a partial space outside the loose piece box, so that parts such as a circuit board and the like can be arranged conveniently. As shown in fig. 6 and 7, the front end of the movable block 302 is provided with an insertion tongue 3021, the front part of the insertion tongue 3021 is arc-shaped, the left and right side walls 3023 of the movable block 302 are also arc-shaped, and a plurality of elastic members are mounted at the rear end of the movable block 302 to abut against the movable block box 3037 so as to make the insertion tongue 3021 of the movable block 302 extend out of the insertion tongue hole 3032 on the lamp body base 303 under the action of elastic force. The movable block adopts an arc-shaped side wall, so that the movable block can also swing and incline within a certain range while sliding under the action of elasticity. The elastic member may be a spring, a spring piece, etc., in this embodiment, a plurality of springs 3039 are provided, the rear end of the movable block 302 is a hollow groove, a plurality of spring positioning posts 3022 are provided in the hollow groove, a plurality of spring caulking grooves 3038 corresponding to the spring positioning posts 3022 are provided in the movable block box 3037, one end of the spring 3039 is connected with the spring positioning posts 3022, and the other end of the spring 3039 is connected with the spring caulking grooves 3038. In order to facilitate guiding and limiting and/or smooth sliding, the bottom surface and/or the top surface of the movable block 302 is provided with a plurality of ribs 3024, and the movable block 302 is in sliding contact with the lamp body base 303 and/or the cover plate 301 through the ribs. In other embodiments, a plurality of rolling balls may be disposed on the bottom surface and/or the top surface of the movable block 302, and the movable block 302 is in rolling contact with the lamp body base 303 and/or the cover plate 301 through the rolling balls, so as to realize flexible movement. Preferably, the lamp body base 303 and the movable block are plastic pieces, and further preferably, the movable block is made of smooth and wear-resistant materials.

As shown in fig. 3 and 4, a positioning jack 4011 is arranged on the mounting seat 401, an inserting through hole 4012, a mounting hole 4013 and an electric wire are punched, the mounting seat 401 has a positioning edge 4014 matched with a mounting groove 3031 on the lamp body base 303, the positioning jack 4011 is arranged on the side walls of two opposite sides of the mounting seat 401, the inserting through hole 4012 is arranged on the side wall of the other side of the mounting seat, a socket 402 is fixed at a position corresponding to the inserting through hole 4012 in the mounting seat, a plurality of mounting holes 4013 are arranged at the top of the mounting seat, and the mounting seat is fixedly arranged on a ceiling or a supporting plate through the mounting hole 4013 and a fastener. The mount pad can be metal sheet metal component or working of plastics, in order to guarantee the smooth wear-resisting contact of loose piece tongue 3021 and location jack 4011, can carry out smooth processing to location jack 4011, or set up smooth wear-resisting coating or smooth wear-resisting lasso on location jack 4011.

As shown in fig. 8, the length of the tongue 3021 is greater than that of the positioning plug 4011, and the tongue 3021 is inserted into the positioning plug 4011 and is in plugging fit with the positioning plug 4011 through the arc front end of the tongue 3021, so that the tongue 3021 and the positioning plug 4011 are in loose fit. Not only can the movable block automatically adjust, position and lock when swinging, but also the movable block and the movable block can be repeatedly inserted or separated in a self-adaptive way, and the movable block are not in dead fit and must be separated by external force. Moreover, the left and right movable blocks 302 can always abut against the two sides of the mounting seat 401 under the action of elastic force, so that the lamp body is prevented from being loosened and fixed infirm relative to the mounting seat.

The socket 402 shown in fig. 9, 10, and 11 includes a socket housing 4020, a clamping metal member 4023 and a fixing metal member 4024 are installed in the socket housing 4020, one end of the socket housing 4020 is provided with two wiring holes 4022, the other end of the socket housing 4020 opposite to the socket housing 4020 is provided with a socket into which the contact pin 304 is inserted, the clamping metal member 4023 and the fixing metal member 4024 are disposed at positions corresponding to the wiring holes 4022, the clamping metal member 4023 is close to the fixing metal member 4024 under an elastic force to clamp the electric wire, two conductive contacts 4025 are installed at positions corresponding to the socket, and the two conductive contacts 4025 are electrically connected to the two clamping metal members 4023 and/or the fixing metal member 4024, respectively. In this embodiment, the clamping metal member 4023 is a metal spring plate having a V-shaped opening for clamping an electric wire, and the metal spring plate is disposed obliquely along the insertion direction of the electric wire, so that when the electric wire is inserted between the clamping metal member 4023 and the fixing metal member 4024 and is clamped by the V-shaped opening of the clamping metal member 4023, an external force must be applied to compress the electric wire on the metal spring plate to pull out the electric wire, thereby preventing the electric wire from loosening, and facilitating wiring by self-locking without using a tool. In order to compress the metal dome, a button 4021 is mounted on the socket housing 4020, and two arms of the button 4021 extend through the fixing metal members 4024 and press against the metal dome, so that the metal dome can be compressed outside the socket through the button 4021 to take out the electric wire. The conductive contact 4025, the fixing metal member 4024 and the clamping metal member 4023 are preferably made by punching and bending a conductive metal sheet such as a copper sheet, the conductive contact 4025 and the fixing metal member 4024 are formed on the same conductive metal sheet, and the clamping metal member 4023 is formed separately.

As shown in fig. 10 and 11, the pin 304 includes an inner pin housing 3041 and an outer pin housing 3040 that are fixed in an inner and outer fit manner, a contact 3044 is disposed at a front portion of the inner pin housing 3041, the contact 3044 is electrically connected with an electrical connector 3042, a front end of the contact 3044 extends out of a through hole at a front portion of the outer pin housing 3040, and the electrical connector 3042 is fixed on the inner pin housing 3041. The contact 3044 is a spring contact, which contacts with the conductive contact 4025 and retracts to some extent when the pin 304 is plugged into the socket 402, so that the spring force is accumulated to ensure good contact and prevent the pin and the socket from being loose and disconnected, and good conductive contact can be ensured even if the pin and the socket are plugged to some extent or are not in place. In this embodiment, the elasticity of the contact 3044 is provided by a compression spring 3045. The rear part of the pin 304 is provided with a hook 3043, the pin 304 is inserted into the pin hole 3033 from the mounting groove 3031 on the lamp body base 303 and is in snap fit with the pin hole 3033 through the hook 3043, so that when the pin 304 is plugged with the socket 402, the wall of the pin hole can prevent the pin from returning to ensure firm plugging, and meanwhile, the snap fit connection also has a certain moving range, so that the self-adaptive matching of the pin and the socket can be realized, the reliable and firm plugging can be ensured, the precision requirements of manufacturing and assembling can be reduced, and the cost is reduced.

During installation, the installation seat 401 is firstly installed and fixed on a ceiling or a supporting plate through a fastener, then an electric wire is inserted into a wiring hole 4022 of the socket 402, then the lamp body is inserted and sleeved on the installation seat 401 along the installation groove 3031, during insertion, the movable block swings and slides, finally, the insertion tongue on the movable block is reliably inserted into the positioning insertion hole on the installation seat to realize fixed connection of the movable block and the installation hole, and the insertion pin is inserted into the socket of the ceiling lamp to realize conductive connection to finish installation. The movable block inserting tongue and the positioning inserting hole are matched to realize fixed connection, so that not only can multi-direction and multi-angle positioning and continuous locking and fixing be realized, but also good adaptability is realized; the elastic plug of the contact pin is elastically abutted to the conductive metal piece on the socket to realize conductive connection, so that the contact is good and the loosening and disconnection are not easy to occur, and meanwhile, the elastic plug of the contact pin has good adaptability and longer service life.

It should be noted that the above embodiments are merely representative examples of the present invention. Many variations of the invention are possible. Any simple modification, equivalent change and modification of the above embodiments according to the spirit of the present invention should be considered to be within the protection scope of the present invention.

Claims

1. A ceiling lamp comprises a lamp body and a mounting seat (401) mounted on a ceiling or a supporting plate, wherein the lamp body comprises a lamp frame (101), a light-emitting component and a lamp body base (303), and the light-emitting component is mounted in a mounting space formed by the lamp frame (101) and the lamp body base (303); the lamp body and the mounting seat (401) are connected in a plugging and matching mode through the movable block (302) and the positioning jack (4011) to realize detachable fixed connection, and the socket (402) and the pin (304) are connected in a plugging and matching mode to realize conductive connection.

2. The ceiling lamp of claim 1, wherein the light assembly comprises a diffuser plate (203), a light guide plate (204), a reflective layer (205), a foam layer (206), a back plate (207), and a ring-shaped light bar (202) surrounding the light guide plate (204), and the light assembly is surrounded by the light frame (101).

3. The ceiling lamp according to claim 1, wherein the lamp frame (101) is an aluminum ring, and a heat dissipation rubber strip (201) is filled between the annular lamp strip (202) and the aluminum ring.

4. The ceiling lamp as claimed in claim 1, wherein the lamp body base (303) is provided with a mounting groove (3031) for accommodating the mounting seat (401), one side of the mounting groove is open, the left and right side walls of the mounting groove opposite to each other are provided with a tongue insertion hole (3032) for the movable block (302) to extend out of the tongue (3021), and the other side wall of the mounting groove opposite to the open side is provided with a pin insertion hole (3033) for mounting the pin (304).

5. The ceiling lamp according to claim 1, wherein a mounting space (3035) is formed in the lamp body base (303), a movable block box (3037) is formed in the mounting space (3035) at two sides corresponding to the position of the mounting groove (3031), and the movable block (302) is mounted in the movable block box (3037) and covered by the cover plate (301).

6. The ceiling lamp as claimed in claim 1, wherein the front end of the movable block (302) is provided with a latch (3021), the front of the latch (3021) is arc-shaped, the left and right side walls (3023) of the movable block (302) are also arc-shaped, and a plurality of elastic members are mounted at the rear end of the movable block (302) to abut against the movable block box (3037) so as to make the latch (3021) of the movable block (302) extend out of the latch hole (3032) of the lamp body base (303) under the action of elastic force.

7. The ceiling lamp as claimed in claim 6, wherein a plurality of spring positioning posts (3022) are provided at the rear of the movable block (302), a plurality of spring caulking grooves (3038) corresponding to the spring positioning posts (3022) are provided in the movable block box (3037), one end of the spring (3039) is connected to the spring positioning posts (3022), and the other end of the spring (3039) is connected to the spring caulking grooves (3038).

8. The ceiling lamp as claimed in claim 6, wherein the bottom surface and/or the top surface of the movable block (302) is provided with a plurality of ribs (3024), and the movable block (302) is in sliding contact with the lamp body base (303) and/or the cover plate (301) through the ribs.

9. The utility model provides a ceiling lamp, a serial communication port, it has location jack (4011) to open on mount pad (401), grafting through-hole (4012), mounting hole (4013) and electric wire are perforated, mount pad (401) have with mounting groove (3031) assorted location limit (4014) on lamp body base (303), location jack (4011) are seted up on the lateral wall of the relative both sides of mount pad (401), grafting through-hole (4012) are seted up on the opposite side lateral wall of mount pad, the inside position that corresponds with grafting through-hole (4012) of mount pad is fixed with socket (402), the top at the mount pad is seted up in a plurality of mounting holes (4013), the mount pad passes through mounting hole (4013) and fastener fixed mounting on ceiling or backup pad.

10. The ceiling lamp as claimed in claim 9, wherein the length of the plug tongue (3021) is greater than that of the positioning jack (4011), and the plug tongue (3021) is inserted into the positioning jack (4011) and is in plug fit with the positioning jack (4011) through the arc-shaped front end of the plug tongue.