CN215722835U

CN215722835U - Ceiling lamp

Info

Publication number: CN215722835U
Application number: CN202120988690.1U
Authority: CN
Inventors: 张叶飞; 章东泽; 叶清峰
Original assignee: Yingtan Yankon Lighting Co ltd; Zhejiang Sunlight Illuminating Lamp Co ltd; Zhejiang Yankon Group Co Ltd
Current assignee: Yingtan Yankon Lighting Co ltd; Zhejiang Sunlight Illuminating Lamp Co ltd; Zhejiang Yankon Group Co Ltd
Priority date: 2021-05-10
Filing date: 2021-05-10
Publication date: 2022-02-01
Anticipated expiration: 2031-05-10

Abstract

The utility model discloses a ceiling lamp, which comprises a lamp body, a ceiling mounting frame and a quick-connection terminal, wherein the quick-connection terminal is arranged on the inner side surface of the ceiling mounting frame, two mutually independent electric conductors are arranged in the quick-connection terminal, a live wire and a zero line of a power line led out from a ceiling penetrate through the ceiling mounting frame and are respectively pressed by the electric conductors one by one to realize electric connection, two copper needles are vertically arranged on a chassis of the lamp body and are exposed out of the outer side of the chassis of the lamp body, and when the chassis of the lamp body is fixed on the ceiling mounting frame, the free ends of the two copper needles are respectively correspondingly abutted against the corresponding electric conductors one by one to realize electric connection; the advantage is convenient operation when its installation, and the security is high, and need not to drag long power cord.

Description

Ceiling lamp

Technical Field

The utility model relates to a lamp, in particular to a ceiling lamp.

Background

Lamps are indispensable tools in human life, and are suitable for various industries and fields, such as household lamps, commercial lamps, industrial lamps and traffic lamps.

The ceiling lamp is widely used, is usually installed in a room, and is flat at the upper part and is installed close to the ceiling. Ceiling lamp includes the lamp body usually and inhales a mounting bracket, installs the lamp body on inhaling a mounting bracket earlier when installing ceiling lamp, and draws forth the wire that draws forth on the lamp body through inhaling a mounting bracket, docks the wire that draws forth on the lamp body and the power cord of reserving on the ceiling again, will inhale a mounting bracket and install on the ceiling at last. This type of mounting has the following problems: 1) the lead wire led out from the lamp body is butted with a power line reserved on a ceiling, so that the operation of an installer is troublesome, and potential safety hazards exist; 2) in order to facilitate wiring, the power cord or the lead wire led out from the lamp body is usually pulled longer, so that the pulled power cord or lead wire needs to be arranged subsequently.

Disclosure of Invention

The utility model aims to provide a ceiling lamp which is convenient to operate and high in safety during installation and does not need to lengthen a power line.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a ceiling lamp, includes lamp body and ceiling mounting bracket, its characterized in that: the ceiling lamp is characterized by further comprising a quick connection terminal, the quick connection terminal is installed on the inner side face of the ceiling mounting frame, two mutually independent electric conductors are arranged in the quick connection terminal, a live wire and a zero line of a power line led out of a ceiling penetrate through the ceiling mounting frame and then are respectively pressed by the electric conductors in a one-to-one correspondence mode to realize electric connection, two copper needles are vertically arranged on the chassis of the lamp body and are exposed out of the outer side of the chassis of the lamp body, and when the chassis of the lamp body is fixed on the ceiling mounting frame, the free ends of the two copper needles are respectively abutted against the corresponding electric conductors in a one-to-one correspondence mode to realize electric connection.

The quick-connection terminal is composed of an arc-shaped insulator and two electric conductors, wherein one end opening of the insulator is a needle sliding-in end, the other end of the insulator is sealed to be a wire insertion end, the insulator is downwards provided with two arc-shaped conductor accommodating cavities which are mutually independent and are communicated with the needle sliding-in end, arc-shaped sliding grooves are formed in the cavity bottom of each conductor accommodating cavity from the needle sliding-in end to the wire insertion end, each electric conductor is arranged in one conductor accommodating cavity, a live wire and a zero wire of a power wire are pressed in a one-to-one correspondence mode through the ceiling mounting frame and the wire insertion end respectively to realize electric connection through the electric conductors, the chassis of the lamp body is opposite to the ceiling mounting frame, the ceiling mounting frame rotates to enable the chassis of the lamp body to be fixed on the ceiling mounting frame, and meanwhile, the free ends of the two copper needles respectively slide into the arc-shaped sliding grooves from corresponding notches of the arc-shaped sliding grooves The closed ends of the grooves are correspondingly butted with the corresponding electric conductors one by one to realize electric connection.

The insulator is arranged between the two conductor accommodating cavities and is used as a middle beam, the insulator is respectively arranged at the outer parts of the two conductor accommodating cavities and is used as an outer beam, the conductor consists of a fixing section, a needle abutting section, a joint section and a wire pressing section which are connected integrally, the fixing section is fixed at one end of the middle beam at the needle sliding end, the needle abutting section is outwards protruded relative to the fixing section and the joint section, the middle part of the needle abutting section is arranged above the arc-shaped sliding chute, the joint section is jointed with the side wall of the middle beam, the wire pressing section is arranged at the outer side of the joint section and forms a V-shaped structure with the joint section, and the joint of the joint section and the wire pressing section is abutted against the inner wall of the closed end of the conductor accommodating cavities, the free end of the wire crimping section is pressed by the inner wall of the outer beam, the live wire or the zero wire of the power wire is pressed between the free end of the wire crimping section and the inner wall of the outer beam by the free end of the wire crimping section, and the free end of the copper needle is abutted to the needle abutting section. The structure of the conductor is designed for ensuring that the copper needle and the power line are respectively and reliably electrically connected with the conductor.

The utility model discloses a conductor, including the needle slip-in end, the middle roof beam be located one of needle slip-in end serve the symmetry and seted up two end fixed striae, end fixed striae and corresponding the conductor hold the chamber intercommunication, two the electric conductor is respective the canned paragraph embedding correspond the end fixed striae in realize fixing, the conductor hold the chamber end in chamber on install middle fixed block, middle fixed block with the lateral wall of middle roof beam between reserve and supply the middle fixed striae of laminating section embedding. Utilize fixed stria of end and middle fixed stria, combine the splice section and the tie point butt of line crimping section on the blind end inner wall in conductor accommodation chamber again for the electric conductor is fixed stably in conductor accommodation chamber.

A quick wiring pressing key is arranged between the insulator and the conductor, the quick wiring pressing key comprises a pressing piece, a locking bridge and a pressing block, the locking bridge is fixed on the inner side surface of the pressing piece and is vertical to the inner side surface of the pressing piece, the free end of the locking bridge passes through the outer beam and the joint section to be embedded into the middle beam, the free end of the pressing block is abutted against the outer side surface of the line pressing section, the part of the pressing piece close to the pressing block is a pressing part, when the pressing part is pressed down, the pressing block applies force to the line pressing section to enable the line pressing section to be separated from the inner wall of the outer beam to form a gap, and the live wire or the zero wire of the power wire penetrates through the gap and then the pressing part is loosened, and the live wire or the zero wire of the power wire is tightly pressed between the free end of the wire pressing section and the inner wall of the outer beam. This press key's simple structure is pressed to quick wiring, only need press down the part during use, the briquetting will oppress the line crimping section to the inside direction motion like this, the free end that makes the line crimping section breaks away from with the inner wall of outer beam, can insert or extract the live wire or the zero line of power cord this moment, loosen the part of pressing again, if live wire or the zero line of inserting the power cord, then live wire or the zero line of power cord are compressed tightly between the free end of line crimping section and the inner wall of outer beam, the live wire or the zero line of realization power cord are connected with the free end electricity of line crimping section.

The outer side surface of the pressing part is designed to be in a concave structure conforming to the finger pulp of the human body. The design can make the operation of operators more convenient and more humanized.

The outer beam is provided with a first hole for the locking bridge to pass through and a second hole for the pressing block to pass through, the attaching section is provided with a third hole for the locking bridge to pass through, and the middle beam is provided with a positioning hole matched with the free end of the locking bridge.

The top of outer beam be provided with a plurality of buckles along the edge, inhale on the mounting bracket of top seted up a plurality ofly with the joint hole of buckle looks adaptation, the buckle card go into correspond the downthehole realization of joint with connect the terminal soon install in inhale the medial surface of mounting bracket on. The installation and the dismantlement of the quick-connect terminal can be conveniently realized by the cooperation of the buckle and the clamping hole.

Two wire jacks are arranged at the wire insertion end.

The ceiling mounting frame is of a cover type structure, a plurality of horizontal buckling plates extending horizontally to the center are evenly arranged on the edge of an opening of the ceiling mounting frame along the circumferential direction, an annular boss is arranged at the top of a chassis of the lamp body, a copper needle is located inside the annular boss, a plurality of butt-joint pieces which are L-shaped are evenly arranged on the peripheral wall of the annular boss along the circumferential direction, the free ends of short edges of the butt-joint pieces face downwards and are connected with the top of the chassis of the lamp body to enable the butt-joint pieces, the peripheral wall of the annular boss and the top of the chassis of the lamp body to be enclosed into a horizontal buckling groove matched with the horizontal buckling plates, and protruding limiting points are arranged on the end faces of the long edges of the butt-joint pieces facing downwards. The quick-connection terminal is arranged on the inner side surface of the ceiling mounting frame, namely on the inner cover, so that the ceiling mounting frame and the chassis of the lamp body are fixed together, and the whole structure is compact and attractive; when the ceiling mounting frame and the chassis of the lamp body are fixed, the ceiling mounting frame covers the top of the chassis of the lamp body according to an appointed positioning point, the ceiling mounting frame is rotated according to an appointed rotating direction, each horizontal buckle plate slides into a corresponding horizontal buckle groove to realize the fixation of the ceiling mounting frame and the chassis of the lamp body, and the positioning point and the rotating direction can be appointed by some marks during processing; the horizontal buckle plate is limited by the protruded limit point and cannot be easily separated from the horizontal buckle groove.

Compared with the prior art, the utility model has the advantages that:

when the ceiling lamp is installed, after a customer installs the ceiling mounting frame on a ceiling, a live wire and a zero wire of a power line led out from the ceiling can be inserted into the quick-connection terminal respectively by hands and then are electrically connected with two electric conductors in the quick-connection terminal in a one-to-one correspondence manner, then the chassis of the lamp body is fixed on the ceiling mounting frame, meanwhile, two copper needles are abutted with the corresponding electric conductors in a one-to-one correspondence manner to realize electric connection, as the live wire and the zero wire of the power line are respectively electrically connected with the two electric conductors, the two copper needles are respectively connected with the two electric conductors, namely, the copper needles are electrically connected with the power line through the quick-connection terminal, the ceiling mounting frame is convenient and quick to install, and has no potential safety hazard; and because the ceiling mounting frame is installed on the ceiling firstly, and then the live wire and the zero line of the power line are inserted into the quick-connecting terminal to be electrically connected with the electric conductor, the part of the power line exposed outside is short, and the power line does not need to be arranged.

Drawings

FIG. 1 is a schematic view of the overall structure of the ceiling lamp of the present invention;

FIG. 2 is a schematic view of the internal structure of the ceiling mount of the ceiling lamp of the present invention;

fig. 3 is a schematic view of the overall structure of the lamp body in the ceiling lamp of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 3;

FIG. 5 is a schematic structural view of the ceiling lamp of the present invention after the copper pin on the lamp body is connected to the quick connect terminal;

FIG. 6 is an enlarged view of portion B of FIG. 5;

fig. 7 is an overall structural schematic diagram of a quick-connect terminal in the ceiling lamp of the present invention;

fig. 8 is an exploded view of the quick connect terminal in the ceiling lamp of the present invention.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

The utility model provides a ceiling lamp, which comprises a lamp body 1, a ceiling mounting frame 2 and a quick-connection terminal 3, wherein the quick-connection terminal 3 is mounted on the inner side surface of the ceiling mounting frame 2, two mutually independent electric conductors 31 are arranged in the quick-connection terminal 3, a live wire and a zero line of a power line (not shown in the figure) led out of a ceiling penetrate through the ceiling mounting frame 2 and are respectively pressed by the electric conductors 31 one by one to realize electric connection, two copper needles 12 are vertically arranged on a chassis 11 of the lamp body 1, the two copper needles 12 are exposed out of the outer side of the chassis 11 of the lamp body 1, and when the chassis 11 of the lamp body 1 is fixed on the ceiling mounting frame 2, the free ends of the two copper needles 12 are respectively correspondingly abutted against the corresponding electric conductors 31 one by one to realize electric connection.

In this embodiment, the quick-connect terminal 3 is composed of an arc-shaped insulator 32 and two conductors 31, one end of the insulator 32 is open to a needle sliding end 321, the other end is closed to a wire insertion end 322, the insulator 32 is provided with two mutually independent arc-shaped conductor accommodating cavities 323 from top to bottom, which are communicated with the needle sliding end 321, the cavity bottom of the conductor accommodating cavity 323 is provided with an arc-shaped sliding groove 324 from the needle sliding end 321 to the wire insertion end 322, each conductor 31 is arranged in one conductor accommodating cavity 323, a live wire and a null wire of a power line are respectively pressed by the conductors 31 one-to-one correspondingly after passing through the ceiling mounting frame 2 and the wire insertion end 322 to realize electrical connection, the chassis 11 of the lamp body 1 rotates relative to the ceiling mounting frame 2 to fix the chassis 11 of the lamp body 1 on the ceiling mounting frame 2, meanwhile, the free ends of the two copper needles 12 respectively slide into the closed ends of the arc-shaped sliding grooves 324 from the notches of the corresponding arc-shaped sliding grooves 324 to be in one-to-one corresponding abutting connection with the corresponding electric conductors 31 to realize electric connection.

In this embodiment, the portion of the insulator 32 between the two conductor receiving cavities 323 serves as a middle beam 325, the insulator 32 is respectively located at the outer portions of the two conductor receiving cavities 323 and serves as an outer beam 326, the conductor 31 is composed of a fixed section 311, a needle abutting section 312, a fitting section 313 and a wire crimping section 314 which are integrally connected, the fixed section 311 is fixed at one end of the middle beam 325 located at the needle sliding-in end 321, the needle abutting section 312 protrudes outwards relative to the fixed section 311 and the fitting section 313, the middle portion of the needle abutting section 312 is located above the arc-shaped sliding chute 324, the fitting section 313 is fitted to the side wall of the middle beam 325, the wire crimping section 314 is located outside the fitting section 313 and forms a V-shaped structure with the fitting section 313, the connection point of the fitting section 313 and the wire crimping section 314 abuts against the inner wall of the closed end of the conductor receiving cavity 323, the free end of the wire crimping section 314 is pressed by the inner wall of the outer beam 326, and the live wire or neutral wire of the power line is pressed by the free end of the wire crimping section 314 against the free end of the wire crimping section 326 Between the inner walls, the free end of the copper needle 12 abuts the needle abutment section 312. The structure of the conductor 31 is designed to ensure reliable electrical connection between the copper pin 12 and the power supply line and the conductor 31.

In this embodiment, two end fixing slots 327 are symmetrically formed in one end of the middle beam 325 located at the needle sliding-in end 321, the end fixing slots 327 are communicated with the corresponding conductor accommodating cavity 323, the fixing sections 311 of the two conductors 31 are embedded into the corresponding end fixing slots 327 to be fixed, a middle fixing block 328 is installed on the cavity bottom of the conductor accommodating cavity 323, and a middle fixing slot 329 for embedding the attaching section 313 is reserved between the middle fixing block 328 and the side wall of the middle beam 325. The end fixing slot 327 and the middle fixing slot 329 are used, and the joint of the attaching section 313 and the line pressing section 314 abuts against the inner wall of the closed end of the conductor accommodating cavity 323, so that the electric conductor 31 is stably fixed in the conductor accommodating cavity 323.

In this embodiment, a fast wire pressing key 33 is disposed between the insulator 32 and the conductor 31, the fast wire pressing key 33 includes a pressing member 331, a locking bridge 332 and a pressing block 333, the locking bridge 332 is fixed on an inner side surface of the pressing member 331 and perpendicular to the inner side surface of the pressing member 331, a free end of the locking bridge 332 penetrates through the outer beam 326 and the attaching section 313 and is embedded into the middle beam 325, a free end of the pressing block 333 abuts against an outer side surface of the wire pressing section 314, a pressing portion 334 is disposed at a portion of the pressing member 331 close to the pressing block 333, the pressing block 333 applies a force to the wire pressing section 314 when the pressing portion 334 is pressed down, so that a gap is formed between the wire pressing section 314 and an inner wall of the outer beam 326, the pressing portion 334 is released after a live wire or a neutral wire of the power wire penetrates through the gap, and the live wire or the neutral wire of the power wire is pressed between the free end of the wire pressing section 314 and the inner wall of the outer beam 326. This press key 33's of quick wiring simple structure, only need press down during the use and press part 334, briquetting 333 will press line crimping section 314 to the inside direction motion like this, make the free end of line crimping section 314 break away from with the inner wall of outer beam 326, can insert or extract the live wire or the zero line of power cord this moment, loosen again and press part 334, if insert the live wire or the zero line of power cord, the live wire or the zero line of power cord is compressed tightly between the free end of line crimping section 314 and the inner wall of outer beam 326, realize that the live wire or the zero line of power cord and the free end electricity of line crimping section 314 are connected.

In this embodiment, the outer side of the pressing portion 334 is designed to conform to a concave structure of the finger's abdomen (not shown). The design can make the operation of operators more convenient and more humanized.

In this embodiment, the outer beam 326 is provided with a first hole 3261 for passing the locking bridge 332 and a second hole 3262 for passing the pressing block 333, the attachment section 313 is provided with a third hole 315 for passing the locking bridge 332, and the middle beam 325 is provided with a positioning hole 3251 adapted to a free end of the locking bridge 332.

In this embodiment, the top of outer beam 326 is provided with a plurality of buckles 41 along the edge, inhales and sets up a plurality of joint holes (not shown in the figure) with buckle 41 looks adaptation on the top mounting bracket 2, and buckle 41 card is gone into the downthehole realization of the joint that corresponds and is installed fast-connecting terminal 3 on inhaling the medial surface of top mounting bracket 2. The quick-connecting terminal 3 can be conveniently mounted and dismounted by matching the buckle 41 with the clamping hole.

In this embodiment, the wire insertion end 322 is provided with two wire insertion holes 3221.

In this embodiment, the ceiling mounting frame 2 is of a hood-type structure, a plurality of horizontal buckling plates 21 extending horizontally to the center are uniformly arranged on the edge of an opening of the ceiling mounting frame 2 along the circumferential direction, an annular boss 13 is arranged on the top of a chassis 11 of the lamp body 1, a copper needle 12 is located inside the annular boss 13, a plurality of butt-joint pieces 14 in an L shape are uniformly arranged on the outer circumferential wall of the annular boss 13 along the circumferential direction, the free ends of the short sides of the butt-joint pieces 14 face downward and are connected with the top of the chassis 11 of the lamp body 1, so that the butt-joint pieces 14, the outer circumferential wall of the annular boss 13 and the top of the chassis 11 of the lamp body 1 are surrounded into a horizontal buckling groove 15 matched with the horizontal buckling plates 21, and a protruding limit point 16 is arranged on the downward end face of the long side of the butt-joint piece 14. The quick-connection terminal 3 is arranged on the inner side surface of the ceiling mounting frame 2, namely on the inner cover, so that the ceiling mounting frame 2 and the chassis 11 of the lamp body 1 are fixed together, and the whole structure is compact and attractive; when the ceiling mounting frame 2 and the chassis 11 of the lamp body 1 are fixed, the ceiling mounting frame 2 is covered on the top of the chassis 11 of the lamp body 1 according to an appointed positioning point (namely, the positioning point on the chassis 11 is aligned with the positioning point on the ceiling mounting frame 2), the ceiling mounting frame 2 is rotated according to an appointed rotation direction, each horizontal buckle plate 21 slides into a corresponding horizontal buckle groove 15 to realize the fixation of the ceiling mounting frame 2 and the chassis 11 of the lamp body 1, and the positioning point and the rotation direction can be appointed by some marks (such as triangular marks in the figure to represent the positioning point) during processing; when the horizontal buckling plate 21 passes through the limiting point 16, the installation is in place, and the protruding limiting point 16 is used for limiting that the horizontal buckling plate 21 cannot be easily disengaged from the horizontal buckling groove 15.

Claims

1. The utility model provides a ceiling lamp, includes lamp body and ceiling mounting bracket, its characterized in that: the ceiling lamp is characterized by further comprising a quick connection terminal, the quick connection terminal is installed on the inner side face of the ceiling mounting frame, two mutually independent electric conductors are arranged in the quick connection terminal, a live wire and a zero line of a power line led out of a ceiling penetrate through the ceiling mounting frame and then are respectively pressed by the electric conductors in a one-to-one correspondence mode to realize electric connection, two copper needles are vertically arranged on the chassis of the lamp body and are exposed out of the outer side of the chassis of the lamp body, and when the chassis of the lamp body is fixed on the ceiling mounting frame, the free ends of the two copper needles are respectively abutted against the corresponding electric conductors in a one-to-one correspondence mode to realize electric connection.

2. A ceiling lamp as claimed in claim 1, characterized in that: the quick-connection terminal is composed of an arc-shaped insulator and two electric conductors, wherein one end opening of the insulator is a needle sliding-in end, the other end of the insulator is sealed to be a wire insertion end, the insulator is downwards provided with two arc-shaped conductor accommodating cavities which are mutually independent and are communicated with the needle sliding-in end, arc-shaped sliding grooves are formed in the cavity bottom of each conductor accommodating cavity from the needle sliding-in end to the wire insertion end, each electric conductor is arranged in one conductor accommodating cavity, a live wire and a zero wire of a power wire are pressed in a one-to-one correspondence mode through the ceiling mounting frame and the wire insertion end respectively to realize electric connection through the electric conductors, the chassis of the lamp body is opposite to the ceiling mounting frame, the ceiling mounting frame rotates to enable the chassis of the lamp body to be fixed on the ceiling mounting frame, and meanwhile, the free ends of the two copper needles respectively slide into the arc-shaped sliding grooves from corresponding notches of the arc-shaped sliding grooves The closed ends of the grooves are correspondingly butted with the corresponding electric conductors one by one to realize electric connection.

3. A ceiling lamp as claimed in claim 2, characterized in that: the insulator is arranged between the two conductor accommodating cavities and is used as a middle beam, the insulator is respectively arranged at the outer parts of the two conductor accommodating cavities and is used as an outer beam, the conductor consists of a fixing section, a needle abutting section, a joint section and a wire pressing section which are connected integrally, the fixing section is fixed at one end of the middle beam at the needle sliding end, the needle abutting section is outwards protruded relative to the fixing section and the joint section, the middle part of the needle abutting section is arranged above the arc-shaped sliding chute, the joint section is jointed with the side wall of the middle beam, the wire pressing section is arranged at the outer side of the joint section and forms a V-shaped structure with the joint section, and the joint of the joint section and the wire pressing section is abutted against the inner wall of the closed end of the conductor accommodating cavities, the free end of the wire crimping section is pressed by the inner wall of the outer beam, the live wire or the zero wire of the power wire is pressed between the free end of the wire crimping section and the inner wall of the outer beam by the free end of the wire crimping section, and the free end of the copper needle is abutted to the needle abutting section.

4. A ceiling lamp as claimed in claim 3, characterized in that: the utility model discloses a conductor, including the needle slip-in end, the middle roof beam be located one of needle slip-in end serve the symmetry and seted up two end fixed striae, end fixed striae and corresponding the conductor hold the chamber intercommunication, two the electric conductor is respective the canned paragraph embedding correspond the end fixed striae in realize fixing, the conductor hold the chamber end in chamber on install middle fixed block, middle fixed block with the lateral wall of middle roof beam between reserve and supply the middle fixed striae of laminating section embedding.

5. A ceiling lamp as claimed in claim 3 or 4, wherein: a quick wiring pressing key is arranged between the insulator and the conductor, the quick wiring pressing key comprises a pressing piece, a locking bridge and a pressing block, the locking bridge is fixed on the inner side surface of the pressing piece and is vertical to the inner side surface of the pressing piece, the free end of the locking bridge passes through the outer beam and the joint section to be embedded into the middle beam, the free end of the pressing block is abutted against the outer side surface of the line pressing section, the part of the pressing piece close to the pressing block is a pressing part, when the pressing part is pressed down, the pressing block applies force to the line pressing section to enable the line pressing section to be separated from the inner wall of the outer beam to form a gap, and the live wire or the zero wire of the power wire penetrates through the gap and then the pressing part is loosened, and the live wire or the zero wire of the power wire is tightly pressed between the free end of the wire pressing section and the inner wall of the outer beam.

6. A ceiling lamp as claimed in claim 5, characterized in that: the outer side surface of the pressing part is designed to be in a concave structure conforming to the finger pulp of the human body.

7. A ceiling lamp as claimed in claim 5, characterized in that: the outer beam is provided with a first hole for the locking bridge to pass through and a second hole for the pressing block to pass through, the attaching section is provided with a third hole for the locking bridge to pass through, and the middle beam is provided with a positioning hole matched with the free end of the locking bridge.

8. A ceiling lamp as claimed in claim 3 or 4, wherein: the top of outer beam be provided with a plurality of buckles along the edge, inhale on the mounting bracket of top seted up a plurality ofly with the joint hole of buckle looks adaptation, the buckle card go into correspond the downthehole realization of joint with connect the terminal soon install in inhale the medial surface of mounting bracket on.

9. A ceiling lamp as claimed in claim 2, characterized in that: two wire jacks are arranged at the wire insertion end.

10. A ceiling lamp according to any one of claims 1 to 4, characterized in that: the ceiling mounting frame is of a cover type structure, a plurality of horizontal buckling plates extending horizontally to the center are evenly arranged on the edge of an opening of the ceiling mounting frame along the circumferential direction, an annular boss is arranged at the top of a chassis of the lamp body, a copper needle is located inside the annular boss, a plurality of butt-joint pieces which are L-shaped are evenly arranged on the peripheral wall of the annular boss along the circumferential direction, the free ends of short edges of the butt-joint pieces face downwards and are connected with the top of the chassis of the lamp body to enable the butt-joint pieces, the peripheral wall of the annular boss and the top of the chassis of the lamp body to be enclosed into a horizontal buckling groove matched with the horizontal buckling plates, and protruding limiting points are arranged on the end faces of the long edges of the butt-joint pieces facing downwards.