CN214790624U - Desk lamp with adjustable illumination angle - Google Patents

Abstract

The utility model provides a desk lamp of illumination angle adjustable, include: the lamp holder, first runner assembly, bracing piece, second runner assembly and lamp holder, first runner assembly assembles at the lamp holder, and the one end of bracing piece is fixed at first runner assembly, and the one end of lamp holder is kept away from at the bracing piece is fixed to the second runner assembly, and the second runner assembly is including rotating seat and driving medium, rotates the seat and fixes at the bracing piece, and the one end of driving medium is rotated the assembly and is being rotated the seat, and the lamp holder rotates the assembly and keeps away from the one end of rotating the seat at the driving medium. The lamp holder is arranged on the lamp holder, and the lamp holder is arranged on the lamp holder. In the technical scheme of this application, rotate through bracing piece, driving medium and lamp holder in proper order or simultaneously for the illumination direction of desk lamp can the multi-angle be adjusted, and first rotating assembly and second rotating assembly's simple structure, and is not fragile.

Description

Desk lamp with adjustable illumination angle

Technical Field

The utility model belongs to the technical field of the desk lamp, especially, relate to a desk lamp of illumination angle adjustable.

Background

The bright irradiation range of the desk lamp is relatively small and concentrated, so that the light of the whole room is not influenced, the effect is limited around the desk lamp, reading and learning are facilitated, and energy is saved. The desk lamp comprises a lamp holder, a lamp holder and a supporting rod for connecting the lamp holder and the lamp holder, most of the existing desk lamps adjust the illumination angle of the lamp holder by twisting the supporting rod, and the elasticity of the supporting rod gradually disappears due to frequent twisting of the supporting rod, so that the illumination angle of the lamp holder cannot be adjusted, and the fault rate of the desk lamp is high; still there are some desk lamps and be in the bracing piece with the lamp stand or the bracing piece with the illumination angle of desk lamp is adjusted to the junction of lamp holder, but its regulation structure is complicated for the illumination angle of desk lamp adjustment mode is loaded down with trivial details, is unfavorable for user's operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a lighting angle adjustable desk lamp is provided, aim at solving the complicated and unstable problem of regulation of desk lamp illumination angle.

In order to solve the technical problem, the utility model relates to a realize like this, a desk lamp of illumination angle adjustable, include: the lamp holder comprises a lamp holder, a first rotating assembly, a supporting rod, a second rotating assembly and a lamp holder, wherein the first rotating assembly is assembled on the lamp holder, one end of the supporting rod is fixed on the first rotating assembly, the second rotating assembly is fixed on one end, far away from the lamp holder, of the supporting rod, the second rotating assembly comprises a rotating seat and a transmission piece, the rotating seat is fixed on the supporting rod, one end of the transmission piece is rotatably assembled on the rotating seat, the extending direction of the first rotating shaft between the transmission piece and the rotating seat is perpendicular to the length direction of the supporting rod, the lamp holder is rotatably assembled on one end, far away from the rotating seat, of the transmission piece, the extending direction of the second rotating shaft between the lamp holder and the transmission piece is perpendicular to the rotating shaft between the rotating seat and the transmission piece, and the transmission piece is fixed with a limiting structure, the limiting structure is used for enabling the lamp holder to rotate by a preset angle.

Furthermore, the rotating seat comprises two assembling rings arranged at intervals, a bottom plate is arranged on each assembling ring, a mounting hole is formed in each bottom plate, the first rotating shaft penetrates through the mounting hole and is rotatably assembled in the mounting hole, and one end of the transmission piece is connected to the first rotating shaft.

Further, one end of the first rotating shaft is rotatably assembled with a first pressing piece, the peripheral side of the first pressing piece abuts against the assembling ring, one end of the first pressing piece abuts against the bottom plate, the other end of the first rotating shaft is assembled with a second pressing piece, one end of the second pressing piece abuts against the bottom plate, and the first pressing piece and the second pressing piece are both pressed against the corresponding bottom plate and then the first rotating shaft stops rotating.

Furthermore, the rotating seat further comprises a rotating seat body, one end of the rotating seat body is fixed to the supporting rod, the assembling ring is connected to one end, far away from the supporting rod, of the rotating seat body, the bottom plate is provided with a wire passing channel, the rotating seat body is provided with a wire passing groove, and the wire passing channel is communicated with the wire passing groove.

Furthermore, the second rotating shaft is fixed at one end, far away from the rotating seat, of the transmission piece, at least two limiting rings which are arranged at intervals are fixed on the second rotating shaft, the second rotating shaft penetrates through the limiting rings, and the limiting rings are used for limiting the lamp holder to be separated from the second rotating shaft.

Furthermore, a first blocking piece is fixed in the lamp cap, the first blocking piece is embedded between the limiting rings, and one end, close to the first blocking piece, of the limiting ring abuts against the first blocking piece.

Furthermore, a second blocking piece matched with the limiting structure is further fixed in the lamp cap, the limiting structure is fixed on the second rotating shaft and located between the limiting rings, and the limiting structure abuts against the plate surface of the second blocking piece after the lamp cap rotates for a preset angle.

Further, a second pressing piece is fixed to the lamp holder and used for pressing the lamp holder on the transmission piece.

Further, the lamp holder is fixed with a connecting seat, and the first rotating assembly is rotatably assembled on the connecting seat.

Furthermore, the lamp holder comprises a light adjusting button, the light adjusting button is used for adjusting light, and at least two light tubes emitting light with different colors are fixed on the lamp holder.

The utility model provides a desk lamp of illumination angle adjustable compares with prior art, and beneficial effect lies in: rotating one end of the support rod close to the lamp holder, wherein the support rod rotates relative to the lamp holder through the first rotating assembly, so that the lamp holder is close to or far away from the lamp holder; rotating one end of a transmission piece, which is far away from the rotating seat, wherein the transmission piece rotates relative to the rotating seat at the moment, so that the lamp holder is close to or far away from the lamp holder; and rotating the lamp cap, rotating the lamp cap relative to the transmission part at the moment, and stopping the lamp cap from continuously rotating after the lamp cap rotates by a preset angle by the limiting structure, so that a plane where the lamp cap is located and a plane where the lamp holder is located form a preset included angle. In the technical scheme of this application, through the bracing piece the driving medium and the lamp holder rotates in proper order or simultaneously for the direction of illumination of desk lamp can the multi-angle be adjusted, and first runner assembly with second runner assembly's simple structure, not fragile.

Drawings

Fig. 1 is a schematic perspective view of a desk lamp with adjustable illumination angle according to an embodiment of the present invention;

fig. 2 is an exploded view of a second rotating assembly of the desk lamp with adjustable illumination angle according to the embodiment of the present invention;

fig. 3 is a schematic view of a part of the structure of the desk lamp with adjustable illumination angle in the embodiment of the present invention.

In the drawings, each reference numeral denotes: 1. a lamp socket; 11. a connecting seat; 12. a light adjustment button; 2. a first rotating assembly; 3. a second rotating assembly; 31. a rotating seat; 311. assembling a ring; 312. a base plate; 313. a rotating seat body; 314. a wire passage; 32. a transmission member; 321. a limiting structure; 322. a second rotating shaft; 323. a limiting ring; 33. a first rotating shaft; 34. a first pressing member; 35. a second pressing member; 36. a sliding plate; 37. locking a ring; 38. a limiting circular plate; 4. a lamp cap; 41. a first blocking member; 42. a second blocking member; 43. a lamp tube; 6. a support rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example (b):

in this embodiment, as shown in fig. 1, fig. 2 and fig. 3, a desk lamp with adjustable illumination angle includes: a lamp holder 1, a first rotating assembly 2, the utility model provides a lamp holder, including the bracing piece 6, second rotating assembly 3 and lamp holder 4, first rotating assembly 2 assembles at lamp stand 1, the one end of bracing piece 6 is fixed at first rotating assembly 2, second rotating assembly 3 is fixed at the one end that lamp stand 1 was kept away from to bracing piece 6, second rotating assembly 3 is including rotating seat 31 and driving medium 32, it fixes at bracing piece 6 to rotate seat 31, the one end of driving medium 32 is rotated and is assembled at rotating seat 31, the extending direction of first rotating shaft 33 between driving medium 32 and the rotating seat 31 is perpendicular to the length direction of bracing piece 6, lamp holder 4 rotates the one end of assembling at driving medium 32 keeping away from rotating seat 31, the extending direction of second rotating shaft 322 between lamp holder 4 and the driving medium 32 is perpendicular to the axis of rotation between rotating seat 31 and the driving medium 32, driving medium 32 is fixed with limit structure 321, limit structure 321 is used for making lamp holder 4 rotate and sets up the angle in advance.

Rotating the support rod 6 near one end of the lamp holder 1, wherein the support rod 6 rotates relative to the lamp holder 1 through the first rotating assembly 2, so that the lamp holder 4 is close to or far away from the lamp holder 1; rotating one end of the transmission member 32 away from the rotating base 31, wherein the transmission member 32 rotates relative to the rotating base 31 to make the lamp cap 4 approach or depart from the lamp holder 1; the lamp cap 4 is rotated, at this time, the lamp cap 4 rotates relative to the transmission member 32, and the limiting structure 321 stops the lamp cap 4 from continuing to rotate after the lamp cap 4 rotates by a preset angle, so that the plane where the lamp cap 4 is located and the plane where the lamp holder 1 is located form a preset included angle. In the technical scheme of this application, rotate in proper order or simultaneously through bracing piece 6, driving medium 32 and lamp holder 4 for the direction of illumination of desk lamp can the multi-angle be adjusted, and first rotating assembly 2 and second rotating assembly 3's simple structure, and is not fragile.

As shown in the figure, the rotating base 31 includes two assembling rings 311 arranged at intervals, the assembling ring 311 is provided with a bottom plate 312, the bottom plate 312 is provided with a mounting hole, the first rotating shaft 33 passes through the mounting hole and is rotatably assembled in the mounting hole, and one end of the transmission member 32 is connected to the first rotating shaft 33. In this embodiment, the bottom plates 312 of the two mounting rings 311 are located at one ends of the mounting rings 311 close to the transmission member 32, and the mounting hole is opened at the center of the bottom plates 312. The transmission member 32 is a connecting cylinder, one end of the transmission member 32 close to the supporting rod 6 is circular, one end of the transmission member 32 close to the supporting rod 6 extends between the two assembling rings 311, the first rotating shaft 33 penetrates through one end of the transmission member 32 close to the supporting rod 6, the transmission member 32 is rotated, and the transmission member 32 drives the first rotating shaft 33 to rotate on the bottom plate 312. More specifically, a slide positioning block is fixed to the peripheral wall of the fitting ring 311, the slide positioning block is a rectangular block, the extending direction of the length of the slide positioning block is parallel to the extending direction of the peripheral wall of the fitting ring 311, the fitting ring 311 is further provided with a slide plate 36 which is slidably fitted with the slide positioning block, the slide plate 36 covers the fitting ring 311, the slide plate 36 can be slidably taken out after the rotation between the transmission member 32 and the rotary base 31 is failed, and the user can repair the failure. In other embodiments, a mounting ring 311 may be provided, and the transmission member 32 is rotatably mounted on one side of the rotating base 31; the sliding plate 36 may also be fixed to the mounting ring 311 by screws or snaps; the extending direction of the first rotating shaft 33 may also be parallel to the length direction of the supporting rod 6, i.e. the driving member 32 rotates in the horizontal plane to change the irradiating direction of the desk lamp.

As shown in the figure, one end of the first rotating shaft 33 is rotatably assembled with the first pressing member 34, the peripheral side of the first pressing member 34 abuts against the assembly ring 311, one end of the first pressing member 34 abuts against the bottom plate 312, the other end of the first rotating shaft 33 is assembled with the second pressing member 35, one end of the second pressing member 35 abuts against the bottom plate 312, and the first rotating shaft 33 stops rotating after the first pressing member 34 and the second pressing member 35 are both pressed against the corresponding bottom plate 312. In the present embodiment, the first rotating shaft 33 is provided as a screw, the second pressing member 35 is provided as a nut of the screw, the first pressing member 34 is provided as a lock nut, the first pressing member 34 is fitted to one end of the screw with the screw, a locking ring 37 for fixing the first pressing member 34 is fixed to the base plate 312 near the first pressing member 34, and the peripheral wall of the first pressing member 34 abuts against the inner wall of the locking ring 37 so that the first locking ring 37 cannot rotate. Friction exists between the first rotating shaft 33 and the first pressing piece 34, when the transmission piece 32 is rotated, the first rotating shaft 33 and the first pressing piece 34 rotate relatively, and after the first rotating shaft 33 and the first pressing piece 34 rotate for a certain angle, the friction force between the first rotating shaft 33 and the first pressing piece 34 is larger than the force applied by the rotating transmission piece 32, at this time, the rotation of the transmission piece 32 is stopped, and the desk lamp is kept at a certain illumination angle; again by applying force and overcoming the friction between the first rotating shaft 33 and the first pressing member 34, the driving member 32 starts to rotate again and the above process is repeated. More specifically, a limit circular plate 38 is fixed to one end of the first rotating shaft 33, where the first pressing member 34 is provided, the limit circular plate 38 is used for preventing the first pressing member 34 from being separated from the first rotating shaft 33, the first pressing member 34 and the second pressing member 35 gradually press the bottom plate 312 or the limit circular plate 38 gradually presses the first pressing member 34 when the first rotating shaft 33 rotates, and when the first pressing member 34 is changed from being pressed by the limit circular plate 38 to the first pressing member 34 pressing the bottom plate 312, the transmission member 32 rotates 90 degrees; elastic washers are arranged between the first pressing piece 34 and the second pressing piece 35 and the bottom plate 312 or between the first pressing piece 34 and the limiting circular plate 38. In other embodiments, two ends of the rotating shaft between the transmission member 32 and the rotating base 31 may have a certain gradient, the friction between the bottom plate 312 and the first rotating shaft 33 with different gradients is different, and the lamp head 4 rotates at different angles by applying different forces to the transmission member 32; or an elastic ejector block can be arranged on the assembling ring 311, a groove matched with the ejector block is formed in the first rotating shaft 33, the elastic ejector block is extruded into the groove, and the first rotating shaft 33 stops rotating.

As shown in the figure, the rotating seat 31 further includes a rotating seat body 313, one end of the rotating seat body 313 is fixed on the support rod 6, the assembling ring 311 is connected to one end of the rotating seat body 313 far away from the support rod 6, the bottom plate 312 has a wire passing channel 314, the rotating seat body 313 is provided with a wire passing groove, and the wire passing channel 314 is communicated with the wire passing groove. In this embodiment, the rotating seat body 313 is fixed to the support rod 6 by screws, the wire passage 314 is a waist-shaped hole formed in the bottom plate 312, the wire passage 314 is located at one end of the assembling ring 311 close to the rotating seat body 313, the two wire grooves are formed at two positions and located at two sides of the rotating seat body 313, and the two wire grooves are communicated with the wire passage 314 on the two bottom plates 312. In other embodiments, the number and arrangement of the wire passage 314 and the wire groove may be set according to actual needs.

As shown in the figure, the second rotating shaft 322 is fixed at one end of the transmission member 32 away from the rotating base 31, at least two spacing rings 323 are fixed on the second rotating shaft 322, the second rotating shaft 322 passes through the spacing rings 323, and the spacing rings 323 are used for limiting the lamp head 4 to separate from the second rotating shaft 322. In this embodiment, the transmission member 32 is a connecting cylinder, the diameter of the second rotating shaft 322 is smaller than that of the transmission member 32, the limiting rings 323 are four and respectively include a first limiting ring, a second limiting ring, a third limiting ring and a fourth limiting ring along the direction away from the rotating base 31, and the lamp head 4 is rotatably assembled on the peripheral walls of the first limiting ring and the fourth limiting ring.

As shown in the figure, the first blocking member 41 is fixed in the lamp head 4, the first blocking member 41 is embedded between the limiting rings 323, and one end of the limiting ring 323 close to the first blocking member 41 abuts against the first blocking member 41. In this embodiment, the first blocking member 41 is a rectangular block protruding from the inside of the lamp holder 4, the first blocking member 41 is embedded between the first shaft sleeve and the second shaft sleeve, one end of the first limiting ring and one end of the second limiting ring close to the first blocking member 41 abut against the plate surface of the first blocking member 41, and the lamp holder 4 is abutted by the first limiting ring and the second limiting ring when moving along the axial direction of the second rotating shaft 322, so as to prevent the lamp holder 4 from being separated from the transmission member 32.

As shown in the figure, a second blocking member 42 matched with the limiting structure 321 is further fixed in the lamp holder 4, the limiting structure 321 is fixed on the second rotating shaft 322, the limiting structure 321 is located between the limiting rings 323, and the limiting structure 321 abuts against the plate surface of the second blocking member 42 after the lamp holder 4 rotates by a preset angle. In this embodiment, the limiting structure 321 is a rectangular block and is located between the third limiting ring 323 and the fourth limiting ring 323, the second blocking member 42 is an L-shaped rectangular block, the shorter side of the second blocking member 42 is fixed in the lamp head 4, and the second blocking member 42 is located between the third limiting ring 323 and the fourth limiting ring 323, when the angle between the lamp head 4 and the horizontal plane is 0 degree, one end of the limiting structure 321 abuts against the plate surface on the longer side of the second blocking member 42, and when the angle between the lamp head 4 and the horizontal plane is 270 degrees, the other end of the limiting structure 321 abuts against the plate surface on the shorter side of the second blocking member 42. In other embodiments, the number of the stop collars 323 can be set according to actual needs; the lamp head 4 may be fixed to the retainer 323, and the retainer 323 is rotatably mounted on the second rotating shaft 322.

As shown in the figure, the lamp cap 4 is fixed with a second pressing member 35, and the second pressing member 35 is used for pressing the lamp cap 4 on the driving member 32. In this embodiment, the second pressing members 35 are screws and are provided with two screws, and the lamp holder 4 presses the limiting ring 323 after the second pressing members 35 press the lamp holder 4, so that the lamp holder 4 stops rotating. In other embodiments, a locking groove is formed on the rotating shaft between the lamp cap 4 and the transmission member 32, an elastic locking block is arranged on the lamp cap 4, and the lamp cap 4 stops rotating when the elastic locking block is pressed into the locking groove.

As shown in the drawings, the lamp socket 1 is fixed with a connecting socket 11, and the first rotating assembly 2 is rotatably assembled on the connecting socket 11. In the present embodiment, the rotation principle and the rotation manner of the first rotating assembly 2 in the connecting seat 11 are the same as the rotation principle and the rotation manner of the transmission member 32 in the rotating seat 31, wherein the connecting seat 11 can be equivalent to the transmission member 32, the first rotating assembly 2 also comprises the rotating seat 31 and the first locking member, etc., and the first rotating assembly 2 can rotate 0-90 degrees.

As shown in the figure, the lamp head 4 is fixed with at least two lamps 43 emitting different colors of light, and the lamp holder 1 comprises a light adjusting button 12, and the light adjusting button 12 is used for adjusting light. In this embodiment, the lamp tube 43 includes a white LED lamp and a yellow LED lamp, and both the white LED lamp and the yellow LED lamp are provided with a plurality of LED lamp beads. The lamp holder 1 comprises a light adjustment button 12, the light adjustment button 12 being used for adjusting the light. In the embodiment, the first-time light adjusting button 12 is pressed for a short time, and the white light LED is lighted for illumination; the second-time light adjusting button 12 is pressed for a short time, and the yellow LED lights for illumination; the third light adjusting button 12 is pressed for a short time, the white light and the yellow light LED are simultaneously lighted for illumination, and the fourth light adjusting button 12 is pressed for a short time to stop illumination; if the light adjusting button 12 is touched, the LED illumination is sequentially circulated by white light illumination, yellow light illumination, warm light illumination and stop illumination until the required luminosity is selected. When the LED is lighted (including white light illumination, yellow light illumination and warm light illumination), the light adjusting button 12 is pressed for a long time to adjust the light in a stepless manner, the light brightness is gradually reduced, the light brightness stops at the corresponding brightness at the loosening moment when the LED is loosened, and the light brightness does not change after reaching the minimum brightness; and the light adjusting button 12 is pressed for stepless dimming again, the light brightness is gradually increased, the light brightness stops at the brightness corresponding to the loosening moment when the light is loosened, and the light brightness does not change after reaching the maximum brightness. More specifically, the light adjustment button 12 is located in an adjustment ring provided on the lamp holder 1, the adjustment ring being provided with an annular color band and an atmosphere light button located on the annular color band. When the atmosphere lamp button on the annular color band is touched, the RGB atmosphere lamp is lightened, the color can be changed every 4-5 seconds when the annular color band is started for the first time, the automatic color changing function can be stopped when other color positions on the annular color band are touched, the color of the touched position is lightened for a long time, and the RGB atmosphere lamp is turned off when the atmosphere lamp button is touched again. The lamp holder 1 is further provided with a USB port and a power port, the USB port is used for charging electronic products, and the power port is used for supplying power to the desk lamp.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The utility model provides an illumination angle adjustable desk lamp which characterized in that includes: the lamp holder comprises a lamp holder, a first rotating assembly, a supporting rod, a second rotating assembly and a lamp holder, wherein the first rotating assembly is assembled on the lamp holder, one end of the supporting rod is fixed on the first rotating assembly, the second rotating assembly is fixed on one end, far away from the lamp holder, of the supporting rod, the second rotating assembly comprises a rotating seat and a transmission piece, the rotating seat is fixed on the supporting rod, one end of the transmission piece is rotatably assembled on the rotating seat, the extending direction of the first rotating shaft between the transmission piece and the rotating seat is perpendicular to the length direction of the supporting rod, the lamp holder is rotatably assembled on one end, far away from the rotating seat, of the transmission piece, the extending direction of the second rotating shaft between the lamp holder and the transmission piece is perpendicular to the rotating shaft between the rotating seat and the transmission piece, and the transmission piece is fixed with a limiting structure, the limiting structure is used for enabling the lamp holder to rotate by a preset angle.

2. The desk lamp with adjustable illumination angle as claimed in claim 1, wherein the rotating base comprises two assembling rings arranged at intervals, the assembling rings are provided with bottom plates, the bottom plates are provided with mounting holes, the first rotating shaft penetrates through the mounting holes and is rotatably assembled in the mounting holes, and one end of the driving member is connected to the first rotating shaft.

3. The desk lamp with adjustable lighting angle of claim 2, wherein one end of the first rotating shaft is rotatably assembled with a first pressing member, the peripheral side of the first pressing member abuts against the assembling ring, one end of the first pressing member abuts against the bottom plate, the other end of the first rotating shaft is assembled with a second pressing member, one end of the second pressing member abuts against the bottom plate, and the first pressing member and the second pressing member are both pressed against the corresponding bottom plate and then the first rotating shaft stops rotating.

4. The desk lamp with the adjustable illumination angle as claimed in claim 2, wherein the rotating base further comprises a rotating base body, one end of the rotating base body is fixed on the supporting rod, the assembling ring is connected to one end of the rotating base body, which is far away from the supporting rod, the bottom plate is provided with a wire passing channel, the rotating base body is provided with a wire passing groove, and the wire passing channel is communicated with the wire passing groove.

5. The desk lamp with adjustable illumination angle as claimed in claim 1, wherein the second rotating shaft is fixed at an end of the transmission member away from the rotating base, at least two spacing rings are fixed on the second rotating shaft, the second rotating shaft passes through the spacing rings, and the spacing rings are used for limiting the lamp holder to separate from the second rotating shaft.

6. The desk lamp with adjustable illumination angle as claimed in claim 5, wherein a first blocking member is fixed in the lamp holder, the first blocking member is embedded between the limiting rings, and one end of the limiting ring close to the first blocking member abuts against the first blocking member.

7. The desk lamp with the adjustable illumination angle as recited in claim 5, wherein a second blocking piece matched with the limiting structure is further fixed in the lamp holder, the limiting structure is fixed on the second rotating shaft and located between the limiting rings, and after the lamp holder rotates for a preset angle, the limiting structure abuts against the plate surface of the second blocking piece.

8. The desk lamp with adjustable illumination angle as claimed in claim 1, wherein a second pressing member is fixed to the lamp head, and the second pressing member is used for pressing the lamp head against the driving member.

9. The desk lamp with adjustable illumination angle as claimed in claim 1, wherein the lamp holder is fixed with a connecting seat, and the first rotating assembly is rotatably assembled on the connecting seat.

10. The desk lamp with adjustable illumination angle as claimed in claim 1, wherein the lamp holder comprises a light adjusting button for adjusting light, and at least two lamps emitting different colors of light are fixed on the lamp head.

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