CN116085747A

CN116085747A - LED ceiling lamp with good heat dissipation effect and irradiation direction changeable

Info

Publication number: CN116085747A
Application number: CN202310199778.9A
Authority: CN
Inventors: 廖君运
Original assignee: Dongguan Bonteck Hardware Co ltd
Current assignee: Dongguan Bonteck Hardware Co ltd
Priority date: 2023-03-05
Filing date: 2023-03-05
Publication date: 2023-05-09

Abstract

The invention relates to the technical field of LED lamps, in particular to an LED ceiling lamp with good heat radiation effect and capable of changing the irradiation direction, which comprises a mounting plate, a heat radiation cover and a lamp holder, wherein two limit components are symmetrically arranged at the bottom of the mounting plate, a heat radiation motor is arranged at the top of the heat radiation cover, an output shaft of the heat radiation motor extends into the heat radiation cover, a heat radiation fan is arranged on the output shaft of the heat radiation motor, the lamp holder is arranged at the bottom of the heat radiation cover, two vertical rods are symmetrically arranged in a second cavity, ceiling lamp components are arranged at the bottom ends of two connecting columns, a lifting component is arranged in the first cavity, and the bottom ends of the lifting component are connected with the top of a lifting block.

Description

LED ceiling lamp with good heat dissipation effect and irradiation direction changeable

Technical Field

The invention relates to the technical field of LED lamps, in particular to an LED ceiling lamp with good heat dissipation effect and capable of changing the irradiation direction.

Background

The LED is a solid semiconductor device capable of converting electric energy into visible light, can directly convert the electric energy into light energy, has the advantages of high brightness, low energy consumption, environmental protection, long service life, impact resistance and stable performance, and is widely applied to the field of illumination. With the wide application of the LED lamp and the high-speed development of the photoelectric industry technology, the LED lamp is derived into various styles, such as an LED flat lamp, an LED down lamp, an LED ceiling lamp (or an LED ceiling lamp), etc., so as to meet the requirements of different scenes and different customers.

The Chinese patent No. CN110906227A discloses an LED ceiling lamp, which comprises a hanging piece, an outer shell horizontally arranged at the bottom end of the hanging piece, two end plates respectively arranged at two ends of the outer shell, a lamp body with two ends respectively connected to the bottom of the end plate, an inner shell provided with an LED driver, and a buckle device arranged on the inner or outer side surface of the end plate and positioned in the inner shell and above the lamp body. The end plates are respectively fixed at two ends of the inner shell; the outer shell is provided with a containing groove capable of containing the inner shell and provided with a downward opening and an electrified copper sheet, and the top of the inner shell is provided with a conductive column which is sequentially connected with the LED driver and the lamp body and can be correspondingly contacted with the electrified copper sheet; the clamping device comprises two movable clamping plates and a driving mechanism for driving the movable clamping plates to move outwards, and the accommodating groove is provided with a clamping block which is positioned below the movable clamping plates and is clamped on the movable clamping plates. The invention provides a buckle device with a special structure, which aims to realize the buckle connection of the inner shell and the outer shell and simultaneously ensure that the electric connection between the conductive column and the electrified copper sheet is finished, thereby being convenient and rapid to install and detach and being convenient for the replacement of the LED light bar and the driver.

However, the above-mentioned patent has the following disadvantages in the actual use process: firstly, the irradiation direction of the LED light bar in the patent cannot be changed, so that the requirement of diversified use of users is not met; secondly, the patent can generate a large amount of heat in the interior of the lamp under long-time use, the heat cannot be rapidly emitted, and the lamp is easily influenced by overhigh temperature.

Disclosure of Invention

The invention aims to provide an LED ceiling lamp with good heat dissipation effect and capable of changing the irradiation direction, so as to solve the problems that the irradiation direction of an LED lamp strip cannot be changed, the requirement of diversified use of users cannot be met, heat cannot be rapidly emitted, and the work of the ceiling lamp is influenced due to overhigh temperature.

The technical scheme of the invention is as follows:

the utility model provides a radiating effect is good and can change LED ceiling lamp of irradiation direction, includes mounting panel, radiator cover and lamp stand, the bottom of mounting panel is equipped with the slide rail, slidable mounting has the slider on the slide rail, the bottom fixedly connected with of slider bears the frame, the bottom symmetry of mounting panel is provided with two spacing subassemblies, two spacing subassemblies is used for spacing the slider, the bottom at the bearing frame is installed to the radiator cover, the top of radiator cover is equipped with the radiator motor, the output shaft of radiator motor extends to the radiator cover in, be equipped with radiator fan on the output shaft of radiator motor, the bottom at the radiator cover is installed to the lamp stand to the inside of lamp stand is linked together with the inside of radiator cover, the inside of lamp stand is equipped with the division board, the symmetry is equipped with two rectangle grooves on the division board, the division board divide into first cavity and second cavity with the inner space of lamp stand, be equipped with a plurality of first groove on the top outer wall of lamp stand, a plurality of first groove and first cavity are linked together, the bottom of lamp stand is equipped with two second radiator grooves, two second radiator cover's output shaft extend to the radiator cover in the inside of two vertical pole, two bottom of two vertical pole sets up-down components are equipped with two, two bottom of two vertical pole sets are connected to the bottom of two vertical pole sets, two vertical pole sets up and two vertical pole sets up the lifting components.

Further, every spacing subassembly all includes holding tank, first fixed block, second fixed block, removes seat, screw rod, turning handle, horizontal pole and two limiting plates, the bottom at the mounting panel is seted up to the holding tank, first fixed block and second fixed block interval set up in the holding tank, remove seat slidable mounting in the holding tank, the screw rod is rotated and is installed on first fixed block and second fixed block, the screw rod with remove seat screw thread fit, the tip at the screw rod is installed to the turning handle, the horizontal pole level sets up in the bottom that removes the seat, two the limiting plates set up respectively at the both ends of horizontal pole to the inner wall of two limiting plates and the laminating of the outer wall of slider.

Further, the lifting assembly comprises a first rotating seat, a second rotating seat, a pulley, a winding wheel, a pull rope, a lifting motor, a driving gear and a driven gear, wherein the first rotating seat and the second rotating seat are arranged at the bottom end of the first cavity at intervals, the first rotating seat and the second rotating seat are respectively and rotatably provided with a first rotating shaft and a second rotating shaft, one end of the second rotating shaft extends to the outside of the second rotating seat, the pulley is arranged on the first rotating shaft, the winding wheel is arranged on the second rotating shaft, the head end of the pull rope is fixedly connected with the winding wheel, the tail end of the pull rope penetrates through the pulley and then is connected with the top of the lifting block, the lifting motor is horizontally arranged at the bottom end of the first cavity, the driving gear is arranged on an output shaft of the lifting motor, the driven gear is arranged at one end of the second rotating seat, and the driven gear is meshed with the driving gear.

Further, the ceiling lamp subassembly includes disc, rotation axis, rotating electrical machines, first gear, second gear and three ceiling lamp part, the bottom at two spliced poles is installed to the disc, the rotation axis rotates the bottom center department of installing at the disc, the vertical bottom that sets up at the disc of rotating electrical machines, first gear is installed on the output shaft of rotating electrical machines, the top at the rotation axis is installed to the second gear to second gear and first gear engagement, three ceiling lamp part is equidistant on the rotation axis about the axle center top-down setting of rotation axis.

Further, every ceiling lamp part all includes regulating spindle, regulating plate, support column, roof, adjustment handle, sector gear and regulating part, the regulating spindle is rotated and is installed on the rotation axis, the tip at the regulating spindle is installed to the regulating plate, the bottom of regulating plate is equipped with the light trough, be equipped with the LED lamp strip in the light trough, the support column level sets up on the rotation axis to the support column is located the top of regulating spindle, the roof level sets up the tip at the support column, the adjustment handle is installed on the regulating spindle, sector gear installs the top at the adjustment handle, the bottom at the roof is installed to the regulating part.

Further, the regulating part comprises a guide rail, a regulating block, a regulating rack, a screw sliding table and a linkage plate, wherein the guide rail is horizontally arranged at the bottom of the top plate, the regulating block is slidably mounted on the guide rail, the regulating rack is horizontally arranged at the bottom of the regulating block and is meshed with the sector gear, the screw sliding table is horizontally arranged at the bottom of the top plate, the linkage plate is mounted at the moving end of the screw sliding table, and the linkage plate is connected with the regulating block.

Further, the top of the adjusting plate is provided with a plurality of heat dissipation holes communicated with the lamp slots.

Further, a plurality of finger grooves are formed in the outer wall of the rotating handle.

Further, the bottom of the lamp holder is provided with a plurality of third heat dissipation grooves, and the third heat dissipation grooves are communicated with the second cavity.

Further, four rectangular mounting holes are formed in the mounting plate.

The invention provides the LED ceiling lamp with good heat dissipation effect and changeable irradiation direction through improvement, and compared with the prior art, the LED ceiling lamp has the following improvement and advantages:

the method comprises the following steps: according to the invention, the mounting plate is in threaded connection with the ceiling of a house, the two limiting assemblies are used for limiting the position of the sliding block, then the lifting assembly is used for driving the lifting block to lift on the two vertical rods, the lifting block is used for driving the ceiling lamp assembly to realize lifting movement by using the two connecting columns, so that the ceiling lamp assembly is convenient to adjust the height of the ceiling lamp assembly to be used by a user, meanwhile, the ceiling lamp assembly can automatically change the irradiation direction of the LED lamp strip in the ceiling lamp assembly, the ceiling lamp assembly is convenient for diversified use, the heat dissipation motor works to drive the heat dissipation fan to rotate, the heat dissipation fan rotates to blow air entering the first cavity through the plurality of first heat dissipation grooves into the second cavity, and finally the air entering the second cavity flows out through the two second heat dissipation grooves, so that a large amount of heat in the first cavity and the second cavity is continuously exchanged, the purpose of rapidly dissipating the working heat in the lamp holder is realized, and the ceiling lamp assembly cannot work due to overhigh temperature is prevented.

And two,: according to the invention, the screw is driven to rotate by manually rotating the rotating handle, the screw drives the movable seat to move on the accommodating groove, and finally, the movable seat drives the two limiting plates to move by using the cross rod, and the inner walls of the two limiting plates respectively move to be attached to the outer walls of the two sides of the sliding block, so that the purpose of limiting the position of the sliding block is realized, and the sliding block is prevented from unnecessarily moving.

And thirdly,: according to the LED lamp strip adjusting device, the linkage plate and the adjusting block are driven to move through the operation of the screw rod sliding table, the adjusting block moves on the guide rail, and meanwhile, the adjusting block drives the sector gear to rotate within a certain angle range through the adjusting rack, so that the LED lamp strip can conveniently rotate within a certain angle range to be adjusted.

Drawings

The invention is further explained below with reference to the drawings and examples:

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of a second embodiment of the present invention;

FIG. 3 is a schematic perspective view of a third embodiment of the present invention;

FIG. 4 is a partial cross-sectional view of the present invention;

FIG. 5 is a schematic view of a partial perspective view of the present invention;

FIG. 6 is a schematic diagram of a partial perspective view of the present invention;

FIG. 7 is an enlarged view at A in FIG. 6;

FIG. 8 is a schematic view of a partial perspective view of a ceiling lamp assembly of the present invention;

FIG. 9 is a schematic diagram of a partial perspective view of a ceiling lamp assembly of the present invention;

fig. 10 is a schematic view of a partial perspective view of a ceiling lamp assembly of the present invention.

Reference numerals illustrate:

the mounting board 1, the slide rail 11, the slider 12, the mounting hole 13, the heat radiation cover 2, the heat radiation motor 21, the heat radiation fan 22, the lamp holder 3, the partition plate 31, the rectangular groove 32, the first chamber 33, the second chamber 34, the first heat radiation groove 35, the second heat radiation groove 36, the vertical rod 37, the lifting block 38, the connecting column 39, the third heat radiation groove 391, the carrier 4, the limit component 5, the accommodating groove 51, the first fixed block 52, the second fixed block 53, the moving seat 54, the screw 55, the rotating handle 56, the finger groove 561, the cross rod 57, the limit plate 58, the ceiling component 6, the disc 61, the rotating shaft 62, the rotating motor 63, the first gear 64, the second gear 65, the ceiling lamp member 66, the adjusting shaft 661, the adjusting plate 662, the heat radiation hole 6621, the supporting column 663, the top plate 664, the adjusting handle 665, the sector gear 666, the adjusting member 667, the guide rail 6671, the adjusting block 6672, the adjusting rack 6673, the sliding table 6674, the link plate 6675, the lamp groove 668, the led lamp bar 669, the lifting component 7, the first rotating seat 71, the first rotating seat, the first rotating shaft 71, the rotating shaft 72, the second rotating shaft 711, the driving gear 77, the lifting pulley 75, the driving gear 77, the lifting gear 75, the driving gear 75.

Detailed Description

The following detailed description of the present invention clearly and fully describes the technical solutions of the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

The invention provides an LED ceiling lamp with good heat radiation effect and changeable irradiation direction through improvement, as shown in figures 1-10, the LED ceiling lamp comprises a mounting plate 1, a heat radiation cover 2 and a lamp holder 3, wherein the bottom of the mounting plate 1 is provided with a sliding rail 11, a sliding block 12 is slidingly arranged on the sliding rail 11, the bottom of the sliding block 12 is fixedly connected with a bearing frame 4, two limit components 5 are symmetrically arranged at the bottom of the mounting plate 1 and used for limiting the sliding block 12, the heat radiation cover 2 is arranged at the bottom of the bearing frame 4, the top of the heat radiation cover 2 is provided with a heat radiation motor 21, an output shaft of the heat radiation motor 21 extends into the heat radiation cover 2, the output shaft of the heat radiation motor 21 is provided with a heat radiation fan 22, the lamp holder 3 is arranged at the bottom of the heat radiation cover 2, the inside of the lamp holder 3 is communicated with the inside of the heat radiation cover 2, the inside of the lamp holder 3 is provided with a partition plate 31, the partition plate 31 is symmetrically provided with two rectangular grooves 32, the partition plate 31 divides the inner space of the lamp holder 3 into a first cavity 33 and a second cavity 34, the outer wall of the top end of the lamp holder 3 is provided with a plurality of first heat dissipation grooves 35, the first heat dissipation grooves 35 are communicated with the first cavity 33, the bottom of the lamp holder 3 is provided with two second heat dissipation grooves 36, the two second heat dissipation grooves 36 are communicated with the second cavity 34, the second cavity 34 is symmetrically provided with two vertical rods 37, the two vertical rods 37 are slidably provided with lifting blocks 38, the bottom of the lifting blocks 38 is provided with two connecting columns 39, the bottom ends of the two connecting columns 39 respectively penetrate through the two second heat dissipation grooves 36 to extend to the lower part of the lamp holder 3, the bottom ends of the two connecting columns 39 are provided with ceiling lamp components 6, the first cavity 33 is internally provided with lifting components 7, the bottom end of the lifting assembly 7 is connected with the top of the lifting block 38; through carrying out spacingly through the mounting panel 1 spiro union on the ceiling in house, use two spacing subassemblies 5 to the position of slider 12, then use lifting unit 7 to drive lifting block 38 and go up and down on two montants 37, lifting block 38 utilizes two spliced pole 39 to drive ceiling lamp subassembly 6 and realizes elevating movement, the convenient high user who adjusts ceiling lamp subassembly 6 uses that is convenient for, ceiling lamp subassembly 6 can carry out automatic change to the irradiation direction of LED lamp strip 669 wherein simultaneously, convenient user's diversified use, radiator motor 21 work drives radiator fan 22 and rotates, radiator fan 22 rotates and blows the air that will get into first cavity 33 through a plurality of first heat dissipation groove 35 to second cavity 34, the air that gets into in second cavity 34 flows out through two second heat dissipation grooves 36 at last, the continuous air that gets into in first cavity 33 and the second cavity 34 carries out the heat transfer to a large amount of heat wherein, realize the purpose of quick radiating to the heat of working in the lamp stand 3, prevent that the high temperature from causing ceiling lamp subassembly 6 unable work.

Specifically, each limiting component 5 includes a receiving groove 51, a first fixed block 52, a second fixed block 53, a moving seat 54, a screw 55, a rotating handle 56, a cross rod 57 and two limiting plates 58, the receiving groove 51 is formed at the bottom of the mounting plate 1, the first fixed block 52 and the second fixed block 53 are arranged in the receiving groove 51 at intervals, the moving seat 54 is slidably mounted in the receiving groove 51, the screw 55 is rotatably mounted on the first fixed block 52 and the second fixed block 53, the screw 55 is in threaded fit with the moving seat 54, the rotating handle 56 is mounted at the end of the screw 55, the cross rod 57 is horizontally arranged at the bottom end of the moving seat 54, the two limiting plates 58 are respectively arranged at two ends of the cross rod 57, and the inner walls of the two limiting plates 58 are attached to the outer walls of the sliding blocks 12; the screw rod 55 is driven to rotate by manually rotating the rotating handle 56, the screw rod 55 drives the movable seat 54 to move on the accommodating groove 51, the movable seat 54 finally drives the two limiting plates 58 to move by utilizing the cross rod 57, the inner walls of the two limiting plates 58 respectively move to be attached to the outer walls of the two sides of the sliding block 12, the purpose of limiting the position of the sliding block 12 is achieved, and unnecessary movement of the sliding block 12 is avoided.

Specifically, the lifting assembly 7 includes a first rotating seat 71, a second rotating seat 72, a pulley 73, a winding wheel 74, a pull rope 75, a lifting motor 76, a driving gear 77 and a driven gear 78, wherein the first rotating seat 71 and the second rotating seat 72 are arranged at the bottom end of the first cavity 33 at intervals, the first rotating seat 71 and the second rotating seat 72 are respectively provided with a first rotating shaft 711 and a second rotating shaft 721 in a rotating manner, one end of the second rotating shaft 721 extends to the outside of the second rotating seat 72, the pulley 73 is arranged on the first rotating shaft 711, the winding wheel 74 is arranged on the second rotating shaft 721, the head end of the pull rope 75 is fixedly connected with the winding wheel 74, the tail end of the pull rope 75 passes through the pulley 73 and is connected with the top of the lifting block 38, the lifting motor 76 is horizontally arranged at the bottom end of the first cavity 33, the driving gear 77 is arranged on the output shaft of the lifting motor 76, the driven gear 78 is arranged at one end of the second rotating shaft 721 extending to the outside of the second rotating seat 72, and the driven gear 78 is meshed with the driving gear 77; the driving gear 77 is driven to rotate through the operation of the lifting motor 76, the driving gear 77 drives the second rotating shaft 721 to rotate through the driven gear 78, the second rotating shaft 721 drives the winding wheel 74 to rotate, the winding wheel 74 drives the lifting block 38 to lift through the pull rope 75, the lifting block 38 drives the ceiling lamp assembly 6 to lift through the two connecting columns 39, and the height of the ceiling lamp assembly 6 is convenient to adjust to facilitate the use of a user.

Specifically, the pendant lamp assembly 6 includes a disc 61, a rotating shaft 62, a rotating motor 63, a first gear 64, a second gear 65 and three pendant lamp members 66, wherein the disc 61 is mounted at the bottom ends of the two connecting posts 39, the rotating shaft 62 is rotatably mounted at the center of the bottom of the disc 61, the rotating motor 63 is vertically arranged at the bottom of the disc 61, the first gear 64 is mounted on the output shaft of the rotating motor 63, the second gear 65 is mounted at the top end of the rotating shaft 62, the second gear 65 is meshed with the first gear 64, and the three pendant lamp members 66 are equidistantly arranged on the rotating shaft 62 from top to bottom around the axis of the rotating shaft 62; the rotary motor 63 works to drive the first gear 64 to rotate, the first gear 64 drives the rotary shaft 62 and the three pendant lamp parts 66 to rotate by utilizing the second gear 65, the positions of the three pendant lamp parts 66 are convenient to adjust, and meanwhile, the three pendant lamp parts 66 can automatically change the irradiation direction of the LED lamp strip 669 therein, so that the LED lamp is convenient for users to use in various modes.

Specifically, each of the pendant lamp units 66 includes an adjustment shaft 661, an adjustment plate 662, a support column 663, a top plate 664, an adjustment handle 665, a sector gear 666, and an adjustment member 667, the adjustment shaft 661 is rotatably mounted on the rotation shaft 62, the adjustment plate 662 is mounted at an end of the adjustment shaft 661, a lamp groove 668 is provided at a bottom of the adjustment plate 662, an LED light bar 669 is provided in the lamp groove 668, the support column 663 is horizontally disposed on the rotation shaft 62, the support column 663 is located above the adjustment shaft 661, the top plate 664 is horizontally disposed at an end of the support column 663, the adjustment handle 665 is mounted on the adjustment shaft 661, the sector gear 666 is mounted at a top of the adjustment handle 665, and the adjustment member 667 is mounted at a bottom of the top plate 664; the sector gear 666 is driven to rotate within a certain angle range through the operation of the adjusting piece 667, the sector gear 666 utilizes the adjusting handle 665 to drive the adjusting shaft 661 to rotate within a certain angle range, and finally the adjusting shaft 661 drives the adjusting plate 662 and the LED light bar 669 to rotate within a certain angle range, so that the irradiation direction of the LED light bar 669 is changed.

Specifically, the adjusting member 667 includes a guide rail 6671, an adjusting block 6672, an adjusting rack 6673, a screw sliding table 6674, and a linkage plate 6675, the guide rail 6671 is horizontally disposed at the bottom of the top plate 664, the adjusting block 6672 is slidably mounted on the guide rail 6671, the adjusting rack 6673 is horizontally disposed at the bottom of the adjusting block 6672, and the adjusting rack 6673 is engaged with the sector gear 666, the screw sliding table 6674 is horizontally disposed at the bottom of the top plate 664, the linkage plate 6675 is mounted on the moving end of the screw sliding table 6674, and the linkage plate 6675 is connected with the adjusting block 6672; the linkage plate 6675 and the adjusting block 6672 are driven to move through the operation of the screw rod sliding table 6674, the adjusting block 6672 moves on the guide rail 6671, and the adjusting block 6672 simultaneously drives the sector gear 666 to rotate in a certain angle range through the adjusting rack 6673, so that the LED lamp strip 669 can conveniently rotate in the certain angle range to be adjusted.

Specifically, the top end of the adjusting plate 662 is provided with a plurality of heat dissipation holes 6621 communicated with the lamp slots 668; the heat dissipation holes 6621 facilitate the dissipation of heat generated during operation of the LED light bar 669.

Specifically, the outer wall of the rotating handle 56 is provided with a plurality of finger grooves 561; finger slots 561 facilitate manual rotation of the handle 56.

Specifically, the bottom of the lamp holder 3 is provided with a plurality of third heat dissipation grooves 391, and the third heat dissipation grooves 391 are communicated with the second cavity 34; the third heat dissipating grooves 391 facilitate the rapid outflow of air from the second chamber 34.

Specifically, four rectangular mounting holes 13 are formed in the mounting plate 1; the mounting holes 13 facilitate quick screwing of the mounting plate 1 to the ceiling.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. LED ceiling lamp that radiating effect is good and can change irradiation direction, its characterized in that: including mounting panel (1), heat dissipation cover (2) and lamp stand (3), the bottom of mounting panel (1) is equipped with slide rail (11), slidable mounting has slider (12) on slide rail (11), the bottom fixedly connected with of slider (12) bears frame (4), the bottom symmetry of mounting panel (1) is provided with two spacing subassembly (5), two spacing subassembly (5) are used for carrying out spacing to slider (12), the bottom at bearing frame (4) is installed in heat dissipation cover (2), the top of heat dissipation cover (2) is equipped with heat dissipation motor (21), the output shaft of heat dissipation motor (21) extends to in heat dissipation cover (2), be equipped with radiator fan (22) on the output shaft of heat dissipation motor (21), the bottom at heat dissipation cover (2) is installed to lamp stand (3) to the inside of lamp stand (3) is linked together with the inside of heat dissipation cover (2), the inside of lamp stand (3) is equipped with division board (31), the symmetry is equipped with two rectangle grooves (32) on division board (31), division board (31) divide the inside space of lamp stand (3) into first cavity (33) and a plurality of top of outer wall (35), the lamp socket comprises a plurality of first radiating grooves (35) and first cavities (33), wherein two second radiating grooves (36) are formed in the bottom of the lamp socket (3), two second radiating grooves (36) are communicated with a second cavity (34), two vertical rods (37) are symmetrically arranged in the second cavity (34), lifting blocks (38) are slidably arranged on the vertical rods (37), two connecting columns (39) are arranged at the bottom of each lifting block (38), the bottoms of the two connecting columns (39) penetrate through the bottoms of the two second radiating grooves (36) respectively and extend to the lower portion of the lamp socket (3), ceiling lamp components (6) are arranged at the bottoms of the two connecting columns (39), lifting components (7) are arranged in the first cavities (33), and the bottoms of the lifting components (7) are connected with the tops of the lifting blocks (38).

2. The LED ceiling lamp with good heat radiation effect and changeable irradiation direction according to claim 1, wherein: every spacing subassembly (5) all include holding tank (51), first fixed block (52), second fixed block (53), remove seat (54), screw rod (55), stem (56), horizontal pole (57) and two limiting plates (58), the bottom at mounting panel (1) is seted up to holding tank (51), first fixed block (52) and second fixed block (53) interval set up in holding tank (51), remove seat (54) slidable mounting in holding tank (51), screw rod (55) are rotated and are installed on first fixed block (52) and second fixed block (53), screw rod (55) and remove seat (54) screw thread fit, the tip at screw rod (55) is installed to stem (56), horizontal pole (57) level sets up in the bottom of removing seat (54), two limiting plates (58) set up respectively at the both ends of horizontal pole (57) to the inner wall and the laminating of slider (12) of two limiting plates (58).

3. The LED ceiling lamp with good heat radiation effect and changeable irradiation direction according to claim 1, wherein: the lifting assembly (7) comprises a first rotating seat (71), a second rotating seat (72), a pulley (73), a winding wheel (74), a pull rope (75), a lifting motor (76), a driving gear (77) and a driven gear (78), wherein the first rotating seat (71) and the second rotating seat (72) are arranged at the bottom end of a first cavity (33) at intervals, a first rotating shaft (711) and a second rotating shaft (721) are respectively and rotatably arranged in the first rotating seat (71) and the second rotating seat (72), one end of the second rotating shaft (721) extends to the outside of the second rotating seat (72), the pulley (73) is arranged on the first rotating shaft (711), the winding wheel (74) is arranged on the second rotating shaft (721), the head end of the pull rope (75) is fixedly connected with the winding wheel (74), the tail end of the pull rope (75) penetrates through the pulley (73) and then is connected with the top of a lifting block (38), the lifting motor (76) is horizontally arranged at the bottom end of the driving gear (33) of the first cavity, one end of the driving motor (77) extends to the outside of the second rotating seat (72), the driven gear (78) is arranged at the outside of the second rotating shaft (721), and the driven gear (78) is meshed with the driving gear (77).

4. The LED ceiling lamp with good heat radiation effect and changeable irradiation direction according to claim 1, wherein: the ceiling lamp assembly (6) comprises a disc (61), a rotating shaft (62), a rotating motor (63), a first gear (64), a second gear (65) and three ceiling lamp components (66), wherein the disc (61) is installed at the bottom ends of two connecting columns (39), the rotating shaft (62) is rotatably installed at the center of the bottom of the disc (61), the rotating motor (63) is vertically arranged at the bottom of the disc (61), the first gear (64) is installed on an output shaft of the rotating motor (63), the second gear (65) is installed at the top end of the rotating shaft (62), the second gear (65) is meshed with the first gear (64), and the three ceiling lamp components (66) are arranged on the rotating shaft (62) at equal intervals from top to bottom around the axis of the rotating shaft (62).

5. The LED ceiling lamp with good heat dissipation effect and capable of changing the irradiation direction according to claim 4, wherein the LED ceiling lamp is characterized in that: every ceiling lamp part (66) all includes regulating spindle (661), regulating plate (662), support column (663), roof (664), regulation handle (665), sector gear (666) and regulating part (667), regulating spindle (661) rotates and installs on rotation axis (62), the tip at regulating spindle (661) is installed to regulating plate (662), the bottom of regulating plate (662) is equipped with lamp groove (668), be equipped with LED lamp strip (669) in lamp groove (668), support column (663) level sets up on rotation axis (62) to support column (663) are located the top of regulating spindle (661), roof (664) level sets up the tip at support column (663), regulation handle (665) are installed on regulating spindle (661), sector gear (666) are installed at the top of regulating handle (665), bottom at roof (664) is installed to regulating part (667).

6. The LED ceiling lamp with good heat dissipation effect and capable of changing the irradiation direction according to claim 5, wherein the LED ceiling lamp is characterized in that: the adjusting piece (667) comprises a guide rail (6671), an adjusting block (6672), an adjusting rack (6673), a screw sliding table (6674) and a linkage plate (6675), wherein the guide rail (6671) is horizontally arranged at the bottom of the top plate (664), the adjusting block (6672) is slidably mounted on the guide rail (6671), the adjusting rack (6673) is horizontally arranged at the bottom of the adjusting block (6672), the adjusting rack (6673) is meshed with the sector gear (666), the screw sliding table (6674) is horizontally arranged at the bottom of the top plate (664), the linkage plate (6675) is mounted on the moving end of the screw sliding table (6674), and the linkage plate (6675) is connected with the adjusting block (6672).

7. The LED ceiling lamp with good heat dissipation effect and capable of changing the irradiation direction according to claim 5, wherein the LED ceiling lamp is characterized in that: the top end of the adjusting plate (662) is provided with a plurality of heat dissipation holes (6621) communicated with the lamp groove (668).

8. The LED ceiling lamp with good heat radiation effect and changeable irradiation direction according to claim 2, wherein: the outer wall of the rotating handle (56) is provided with a plurality of finger grooves (561).

9. The LED ceiling lamp with good heat radiation effect and changeable irradiation direction according to claim 1, wherein: the bottom of lamp stand (3) is equipped with a plurality of third heat dissipation groove (391), and a plurality of third heat dissipation groove (391) are linked together with second cavity (34).

10. The LED ceiling lamp with good heat radiation effect and changeable irradiation direction according to claim 1, wherein: four rectangular mounting holes (13) are formed in the mounting plate (1).