CN217928418U - Desk lamp - Google Patents

Abstract

The utility model provides a desk lamp. The desk lamp comprises a lamp post, a lamp holder and a rotating device, wherein the rotating device comprises a first part and a second part which are connected with each other, the lamp post comprises a butting column and a rotating shaft, the first part is movably connected with the butting column, one part of the rotating shaft is accommodated in the butting column, and the other part of the rotating shaft is accommodated in the first part so as to change an included angle between the lamp holder and the lamp post; the lamp holder comprises a connecting shaft, a groove and a butt joint plate, the axis of the connecting shaft is parallel to the light emitting surface of the lamp holder, the second part is accommodated in the groove, and the connecting shaft respectively penetrates through the side wall of the groove and the second part, so that the lamp holder can rotate around the connecting shaft; the abutting plate is configured to abut against the abutting column when the lamp holder rotates around the connecting shaft so as to limit the rotating angle of the lamp holder. The utility model discloses a set up butt board on the lamp holder, set up the butt post that corresponds with the butt board on the lamp pole to when the lamp holder rotates to making butt board and butt post looks butt, can restrict the turned angle of lamp holder.

Description

Desk lamp

Technical Field

The utility model relates to a desk lamp belongs to desk lamp technical field.

Background

When the existing desk lamp is used by a child with a shorter height, the height of the lamp cap can not be adjusted, so that the child can raise his head to see the light emitting surface of the lamp cap, glare which is uncomfortable for the child is generated, the attention of the child is dispersed, and the learning efficiency of the child is reduced.

Along with the development of technique, also there are some desk lamps can realize the rotation regulation of lamp holder, but these desk lamps often limit the turned angle of pivot through setting up the butt structure in the pivot is inside, because the space of pivot is less, the butt structure of acceping in the pivot is also less, wearing and tearing very easily appear in the use, lead to the turned angle of unable restriction pivot, have reduced the life of desk lamp.

In view of the above, there is a need for an improved desk lamp to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a desk lamp to solve the unable angle regulation of lamp holder of current desk lamp and the butt structure of pivot and easily appear the problem of wearing and tearing.

In order to achieve the above object, the present invention provides a desk lamp, comprising a lamp post, a lamp cap and a rotating device connecting the lamp post and the lamp cap, wherein the rotating device comprises a first part and a second part which are connected with each other;

the lamp post comprises a butting column and a rotating shaft, the first part is movably connected with the butting column, one part of the rotating shaft is contained in the butting column, the other part of the rotating shaft is contained in the first part, and the first part can rotate relative to the butting column to change an included angle between the lamp holder and the lamp post;

the lamp holder comprises a connecting shaft, a groove and a butt joint plate arranged in the groove, the axis of the connecting shaft is parallel to the light emergent surface of the lamp holder, the second part is accommodated in the groove, and the connecting shaft respectively penetrates through the side wall of the groove and the second part, so that the lamp holder can rotate around the connecting shaft; the abutting plate is configured to abut against the abutting column when the lamp holder rotates around the connecting shaft so as to limit the rotating angle of the lamp holder.

As a further improvement of the present invention, the two abutting columns are provided, an engaging groove is formed between the two abutting columns, and the first portion is accommodated in the engaging groove and can rotate relative to the abutting columns in the engaging groove.

As a further improvement, the butt joint board is equipped with two, and the branch is located the both sides of connecting axle, every the butt joint board all sets up with the butt post that corresponds relatively, with the lamp holder winds when the connecting axle rotates, the butt post can stretch into in the recess and with the butt looks butt.

As a further improvement, the butt post has been seted up the shaft hole, the first portion correspond seted up with the corresponding connecting hole in shaft hole, the pivot include first rotation piece and can for first rotation piece pivoted second rotates the piece, first rotation piece is acceptd in the connecting hole, the second rotates the piece and accepts in the shaft hole.

As a further improvement of the utility model, the first rotation piece is equipped with the axostylus axostyle, the pivot still include with the corresponding lock shaft spare of axostylus axostyle, the second rotates the piece and is equipped with the axostylus axostyle hole, the axostylus axostyle passes the axostylus axostyle hole and with the lock shaft spare is connected, makes first rotation piece with the second rotates the piece and rotates and connect.

As a further improvement, the pivot still includes the mounting, first rotation piece is kept away from one side of second rotation piece is equipped with the fixed orifices, the mounting is kept away from one side that the second rotated the piece is passed the butt column stretches into in the fixed orifices, with first rotation piece fixed connection.

As a further improvement of the present invention, the rotating shaft further includes a shaft sleeve, the shaft sleeve is disposed in the shaft hole and sleeved with the fixing member.

As a further improvement, the through-hole has been seted up on the lateral wall of recess, the lamp holder still include with connecting axle assorted retaining member, the second part seted up with perforate corresponding via hole, the connecting axle passes perforate with the via hole and with the retaining member is connected, makes the lamp holder can wind the connecting axle rotates.

As a further improvement of the utility model, the lamp holder still includes the packing ring, the connecting axle is kept away from the one end of retaining member is equipped with the spindle nose, the packing ring is located the spindle nose with between the via hole.

As a further improvement of the utility model, the desk lamp still include with the cable that the base is connected, the inside through-hole that is equipped with of lamp pole, be equipped with the line hole in the rotating device, the lamp holder be equipped with the slotted hole that the recess is linked together, the cable passes in proper order the through-hole, cross line hole and slotted hole, with light source module electric connection in the lamp holder.

The beneficial effects of the utility model are that: the desk lamp realizes that the lamp holder can rotate relative to the lamp pole by rotationally connecting the first part of the rotating device with the lamp pole so as to adjust the angle between the lamp holder and the lamp pole; the second part of the rotating device is rotatably connected with the lamp cap, so that the lamp cap can rotate around the second part, and the angle of the lamp cap is further adjusted; through set up butt plate on the lamp holder, set up the butt post that corresponds with the butt plate on the lamp pole to when the lamp holder rotates to making butt plate and butt post looks butt, can restrict the turned angle of lamp holder.

Drawings

Fig. 1 is a perspective view of a desk lamp according to a preferred embodiment of the present invention.

Fig. 2 is an exploded view of the table lamp of fig. 1.

Fig. 3 is an exploded view of the table lamp of fig. 1 from another angle.

Fig. 4 is a partially enlarged view of the junction of the lamp post and the lamp base in fig. 3.

Fig. 5 is a perspective view of the rotating device of fig. 4.

Fig. 6 is a cross-sectional view of the table lamp of fig. 1.

Fig. 7 is an enlarged view of the junction of the light pole and the light head of fig. 6.

Fig. 8 is a cross-sectional view of the table lamp of fig. 1 at another angle.

Fig. 9 is an enlarged view of the junction of the light pole and the light head of fig. 8.

Description of reference numerals: 100-a desk lamp, 200-a base, 300-a cable, 400-a lamp post, 500-a rotating device and 600-a lamp holder;

1-a tabling groove, 2-a butt column, 21-a first butt column, 22-a second butt column, 23-a first shaft hole, 24-a second shaft hole, 25-an end cover;

3-rotating shaft, 31-shaft sleeve, 32-fixed part, 33-first rotating part, 34-fixed hole, 35-shaft rod, 36-second rotating part, 37-lock shaft hole, 38-containing groove and 39-gasket;

4-through hole, 5-first part, 52-first bump, 53-first connecting hole, 54-second bump, 55-second connecting hole, 6-second part, 61-attaching plate, 62-through hole, 7-line-passing hole and 8-light source module;

91-connecting element, 911-connecting shaft, 912-locking element, 913-washer, 92-recess, 93-support plate, 931-through hole, 94-abutment plate, 941-first abutment plate, 942-second abutment plate, 95-slotted hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention is described in detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 3, the present invention discloses a desk lamp 100 for illumination. The desk lamp 100 comprises a base 200, a lamp post 400, a rotating device 500 and a lamp holder 600, wherein one end of the lamp post 400 is connected with the base 200, the other end of the lamp post 400 is connected with the rotating device 500, the rotating device 500 can rotate relative to the lamp post 400, the other end of the rotating device 500 is connected with the lamp holder 600, and the lamp holder 600 can rotate relative to the rotating device 500, so that the lamp holder 600 of the desk lamp 100 can rotate relative to the lamp post 400 on one hand to change an included angle between the lamp holder 600 and the lamp post 400, the desk lamp 100 can be folded and stored, the occupied space of the desk lamp 100 when not in use is reduced, and the light-emitting angle of the desk lamp 100 can be adjusted; on the other hand, the lamp cap 600 can rotate relative to the rotating device 500 to change the angle of the light-emitting surface of the lamp cap 600, so that the light emitted from the light-emitting surface is prevented from directly emitting to the eyes of the user, which causes the glare reaction of the user, the dispersion of the attention of the user is further reduced, and the working efficiency of the user is improved.

In the present application, the specific structure of the lamp socket, the connection manner of the lamp socket and the lamp post 400, and the specific structure inside the lamp head 600 can be designed according to the prior art, and the design is not limited herein. The improvement point of this application lies in: the connection structure of the lamp post 400 and the rotating device 500 and the connection structure of the lamp cap 600 and the rotating device 500 are described in detail below with respect to the improvement point of the present application.

Referring to fig. 3 to 5, the rotating device 500 includes a first portion 5 and a second portion 6 connected to each other; the first part 5 is rotatably connected with one end of the lamp post 400 far away from the base 200, and the second part 6 is rotatably connected with the lamp head 600. Specifically, the lamp post 400 includes a contact post 2 and a rotating shaft 3, the contact post 2 is disposed at one end of the lamp post 400 far from the base 200 and extends outward from the lamp post 400, the first portion 5 contacts with the contact post 2 and is movably connected with the rotating shaft 3, one portion of the rotating shaft 3 is accommodated in the contact portion, and the other portion is accommodated in the first portion 5, so that the first portion 5 can rotate relative to the contact post 2 to change an included angle between the lamp holder 600 and the lamp post 400. Preferably, the extending direction of the contact column 2 is the same as the long side direction of the lamp post 400, and the first portion 5 is disposed beside the contact column 2 and is rotatably connected with the contact column 2 through the rotating shaft 3.

The lamp head 600 includes a groove 92 and a connecting member 91, the connecting member 91 includes a connecting shaft 911, an axis of the connecting shaft 911 is parallel to the light exit surface of the lamp head 600, the second portion 6 is accommodated in the groove 92, and the connecting shaft 911 respectively penetrates through the side wall of the groove 92 and the second portion 6, so that the lamp head 600 can rotate around the connecting shaft 911 to change an angle of the light exit surface relative to a horizontal plane, so that light emitted from the light exit surface cannot directly enter eyes of a user, thereby avoiding a glare situation of the user.

As shown in fig. 8 and 9, the base 600 includes an abutting plate 94 disposed in the groove 92, and the abutting plate 94 is disposed to abut against the abutting column 2 when the base 600 rotates about the connecting shaft 911 to limit the rotation angle of the base 600. Specifically, the two abutting columns 2 are arranged, the lamp post 400 further comprises an embedding groove 1 formed between the two abutting columns 2, the first portion 5 is contained in the embedding groove 1 and can rotate relative to the abutting columns 2 in the embedding groove 1, the two abutting plates 94 are arranged and are respectively arranged on two sides of the connecting shaft 911, each abutting plate 94 is arranged relative to the corresponding abutting column 2, when the lamp cap 600 rotates around the connecting shaft 911, one abutting column 2 can extend into the groove 92 and abut against the abutting plate 94, and at the moment, the other abutting column 2 is far away from the groove 92.

The butt column 2 is provided with a shaft hole, the first part 5 is correspondingly provided with a connecting hole corresponding to the shaft hole, the rotating shaft 3 comprises a first rotating piece 33 and a second rotating piece 36 capable of rotating relative to the first rotating piece 33, the first rotating piece 33 is accommodated in the connecting hole, and the second rotating piece 36 is accommodated in the shaft hole. Specifically, the first portion 5 includes a protrusion, and a connection hole is formed on and through the protrusion, and the protrusion extends into the fitting groove 1 such that the connection hole corresponds to the shaft hole to receive the first rotating member 33 and the second rotating member 36, respectively.

For convenience of description, the contact column 2 is divided into a first contact column 21 and a second contact column 22 which are parallel to each other, the shaft hole is divided into a first shaft hole 23 opened on the first contact column 21 and a second shaft hole 24 opened on the second contact column 22, the protrusion is divided into a first bump 52 and a second bump 54 which are parallel to each other, the connection hole is divided into a first connection hole 53 opened on the first bump 52 and a second connection hole 55 opened on the second bump 54, the contact plate 94 is divided into a first contact plate 941 and a second contact plate 942, wherein the first contact plate 941 and the first contact column 21 are disposed opposite to each other and can be contacted with the first contact column 21, the second contact plate 942 and the second contact column 22 are disposed opposite to each other and can be contacted with the second contact column 22, the first shaft hole 23 and the first connection hole 53 are both disposed in a circular shape, the second shaft hole 24 and the second connection hole 55 are both disposed in a square shape, the first contact column 21 and the second contact column 22 are only different in the shapes of the first shaft hole 23 and the second connection hole 54, and the second contact column 52 are also different in the shapes of the first connection hole 53 and the second connection hole 55.

When the rotating device 500 is connected to the lamp post 400, the first rotating member 33 is received in the second connecting hole 55, the second rotating member 36 is received in the second shaft hole 24, and the cross-sectional shapes of the first rotating member 33 and the second rotating member 36 are also square to be received in the second connecting hole 55 and the second shaft hole 24, respectively, so that the first rotating member 33 can rotate synchronously with the rotating device 500, and the second rotating member 36 can rotate synchronously with the lamp post 400.

The first rotating member 33 is provided with a shaft 35, the shaft 3 further comprises a lock shaft 37 corresponding to the shaft 35, the second rotating member 36 is provided with a shaft hole, and the shaft 35 passes through the shaft hole and is connected with the lock shaft 37, so that the first rotating member 33 can rotate relative to the second rotating member 36. Specifically, axostylus axostyle 35 all is circular setting with the axostylus axostyle hole, and the axostylus axostyle 35 is located the middle part position that first rotation piece 33 is close to one side of second rotation piece 36, and the axostylus axostyle hole is located the middle part position of second rotation piece 36 and is run through second rotation piece 36, and the one end that first rotation piece 33 was kept away from to axostylus axostyle 35 is equipped with the screw thread, and lock pivot 37 is the nut to cooperate with axostylus axostyle 35, realize that first rotation piece 33 is connected with the rotation of second rotation piece 36.

In this embodiment, one side of the second rotating member 36 away from the first rotating member 33 is recessed inward to form a receiving groove 38 communicated with the shaft rod hole, the shaft rod 35 passes through the shaft rod hole and extends into the receiving groove 38, and is in threaded connection with the locking shaft 37 in the receiving groove 38, the rotating shaft 3 further includes a gasket 39, and the gasket 39 is disposed between the shaft rod hole and the locking shaft 37 to improve the connection strength between the first rotating member 33 and the second rotating member 36.

The rotating shaft 3 further comprises a fixing member 32, a fixing hole 34 is formed in one side of the first rotating member 33, which is far away from the second rotating member 36, the fixing member 32 penetrates through the abutting column 2 from one side of the first rotating member 33, and extends into the fixing hole 34, so as to be fixedly connected with the first rotating member 33, the fixing member 32 can rotate synchronously with the first rotating member 33, the rotating shaft 3 further comprises a shaft sleeve 31, and the shaft sleeve 31 is arranged in the shaft hole and sleeved on the outer side of the fixing member 32. Specifically, the fixing member 32 sequentially passes through the first shaft hole 23 and the first connection hole 53 and is accommodated in the fixing hole 34 of the first rotating member 33, a protrusion is disposed at one end of the fixing member 32 away from the first rotating member 33, and the size of the protrusion is larger than that of the first shaft hole 23, so that the fixing member 32 cannot completely pass through the first shaft hole 23, preferably, the fixing member 32 is a stud, and a thread is disposed in the fixing hole 34, so that the fixing member 32 is in threaded connection with the first rotating member 33, and thus the fixing member 32 can be matched with the first rotating member 33 to press the first abutting column 21 and the second abutting column 22 against each other, so as to improve the friction between the first protrusion 52 and the first abutting column 21, and between the second protrusion 54 and the second abutting column 22, and thus the rotating device 500 cannot rotate relative to the lamp post 400 in a free state.

The lamp post 400 further comprises an end cover 25, and the shape of the end cover 25 is respectively the same as that of the first shaft hole 23 and the second shaft hole 24, so that after the rotating device 500 is connected with the lamp post 400 through the rotating shaft 3, the end cover 25 covers the first shaft hole 23 and the second shaft hole 24, thereby improving the appearance of the desk lamp 100.

Referring to fig. 3 to 9, a through hole 931 is formed on a side wall of the groove 92, the connecting member 91 further includes a locking member 912 matching with the connecting shaft 911, the second portion 6 is formed with a through hole 62 corresponding to the through hole 931, and the connecting shaft 911 passes through the through hole 931 and the through hole 62 and is connected with the locking member 912, so that the lamp head 600 can rotate around the connecting shaft 911. Specifically, lamp holder 600 includes backup pad 93, backup pad 93 is equipped with two that are parallel to each other, two backup pads 93 set up with first butt plate 941 and second butt plate 942 mutually perpendicular respectively, two backup pads 93, first butt plate 941 and second butt plate 942 enclose jointly and establish and form aforementioned recess 92, the both sides of connecting piece 91 are located to first butt plate 941 and second butt plate 942 branch, and parallel with the axis direction of connecting piece 91, two backup pads 93 all set up with connecting piece 91 is perpendicular, perforation 931 has all been seted up on two backup pads 93.

The second portion 6 comprises two attaching plates 61 arranged in parallel, the extending directions of the two attaching plates 61 are perpendicular to the extending directions of the first protruding block 52 and the second protruding block 54, via holes 62 are formed in the two attaching plates 61, when the two attaching plates are connected, the second portion 6 extends into the groove 92, the two attaching plates 61 are respectively contacted with the two support plates 93, the two via holes 62 are respectively corresponding to the two through holes 931, the connecting shaft 911 penetrates through the via holes 62 and the through holes 931 and is connected with the locking member 912, the second portion 6 is limited between the two support plates 93 and movably connected with the two support plates 93, and meanwhile, the rotating connection of the rotating device 500 and the lamp holder 600 is achieved. Preferably, the connecting shaft 911 is a stud, and the locking member 912 is a nut, so as to realize the threaded connection between the connecting shaft 911 and the locking member 912.

The connecting member 91 further comprises a washer 913, a shaft head is arranged at one end, away from the locking member 912, of the connecting shaft 911, and the washer 913 is arranged between the shaft head and the through hole 62, so that the connecting strength between the rotating device 500 and the lamp holder 600 is improved. Specifically, when the connecting shaft 911 connects the second portion 6 and the lamp cap 600, the shaft head and the locking member 912 are pressed against each other to increase the friction between the supporting plate 93 and the attachment plate 61, so that the lamp cap 600 cannot rotate relative to the rotating device 500 in a free state.

The desk lamp 100 further comprises a cable 300 connected with the base 200, the lamp holder 600 comprises a light source module 8 accommodated inside the lamp holder 600, a through hole 4 penetrating through the lamp holder 400 is formed inside the lamp holder 400, a wire passing hole 7 is formed in the rotating device 500, specifically, the wire passing hole 7 is formed between the first protruding block 52 and the second protruding block 54 and penetrates through the rotating device 500, the lamp holder 600 comprises a slotted hole 95 communicated with the groove 92, and the slotted hole 95 is formed in the bottom of the groove 92, so that the groove 92 is communicated with the inner space of the lamp holder 600, and the cable 300 sequentially penetrates through the through hole 4, the wire passing hole 7 and the slotted hole 95 from the base 200 to be electrically connected with the light source module 8 inside the lamp holder 600, and power supply to the light source module 8 is achieved.

To sum up, the desk lamp 100 of the present invention rotatably connects the first portion 5 of the rotating device 500 to the lamp post 400, so that the lamp head 600 can rotate relative to the lamp post 400 to adjust the angle between the lamp head 600 and the lamp post 400; the second part 6 of the rotating device 500 is rotatably connected with the lamp holder 600, so that the lamp holder 600 can rotate around the second part 6, and the angle of the lamp holder 600 is further adjusted; by arranging the abutting plate 94 on the lamp holder 600 and arranging the abutting column 2 corresponding to the abutting plate 94 on the lamp post 400, when the lamp holder 600 rotates until the abutting plate 94 abuts against the abutting column 2, the rotation angle of the lamp holder 600 is limited; by providing the fixing member 32 coupled to the first rotating member 33 on the rotation shaft 3 to increase the frictional force between the abutment post 2 and the first portion 5, and providing the locking member 912 and the washer 913 on the coupling member 91 to increase the frictional force between the second portion 6 and the support plate 93, it is achieved that the lamp cap 600 can be maintained at a specific angle.

The above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present invention.

Claims (10)

1. A desk lamp, includes lamp pole (400), lamp holder (600) and connects rotating device (500) of lamp pole (400) and lamp holder (600), its characterized in that: the rotating means (500) comprises a first portion (5) and a second portion (6) connected to each other;

the lamp post (400) comprises a butting column (2) and a rotating shaft (3), the first part (5) is movably connected with the butting column (2), one part of the rotating shaft (3) is accommodated in the butting column (2), and the other part of the rotating shaft is accommodated in the first part (5), so that the first part (5) can rotate relative to the butting column (2) to change an included angle between the lamp holder (600) and the lamp post (400);

the lamp holder (600) comprises a connecting shaft (911), a groove (92) and a butt joint plate (94) arranged in the groove (92), the axis of the connecting shaft (911) is parallel to the light emitting surface of the lamp holder (600), the second part (6) is contained in the groove (92), and the connecting shaft (911) penetrates through the side wall of the groove (92) and the second part (6) respectively, so that the lamp holder (600) can rotate around the connecting shaft (911); the abutting plate (94) is configured to abut against the abutting column (2) when the lamp cap (600) rotates around the connecting shaft (911) so as to limit the rotation angle of the lamp cap (600).

2. The desk lamp of claim 1, wherein: the two abutting columns (2) are provided, a tabling groove (1) is formed between the two abutting columns (2), and the first part (5) is accommodated in the tabling groove (1) and can rotate relative to the abutting columns (2) in the tabling groove (1).

3. The desk lamp of claim 2, wherein: the butt joint board (94) are equipped with two, and locate separately the both sides of connecting axle (911), every butt joint board (94) all set up with the butt post (2) that correspond relatively, with lamp holder (600) wind when connecting axle (911) rotate, butt post (2) can stretch into in recess (92) and with butt joint board (94) looks butt.

4. The desk lamp of claim 1, wherein: the butt joint pole (2) is provided with a shaft hole, the first part (5) is correspondingly provided with a connecting hole corresponding to the shaft hole, the rotating shaft (3) comprises a first rotating piece (33) and a second rotating piece (36) capable of rotating relative to the first rotating piece (33), the first rotating piece (33) is contained in the connecting hole, and the second rotating piece (36) is contained in the shaft hole.

5. The desk lamp of claim 4, wherein: the first rotating part (33) is provided with a shaft rod (35), the rotating shaft (3) further comprises a locking shaft part (37) corresponding to the shaft rod (35), the second rotating part (36) is provided with a shaft rod hole, and the shaft rod (35) penetrates through the shaft rod hole and is connected with the locking shaft part (37), so that the first rotating part (33) is rotatably connected with the second rotating part (36).

6. The desk lamp of claim 4, wherein: the rotating shaft (3) further comprises a fixing piece (32), one side, far away from the second rotating piece (36), of the first rotating piece (33) is provided with a fixing hole (34), and the fixing piece (32) penetrates through the butting column (2) and extends into the fixing hole (34) from one side, far away from the second rotating piece (36), so that the first rotating piece (33) is fixedly connected.

7. The desk lamp of claim 6, wherein: the rotating shaft (3) further comprises a shaft sleeve (31), and the shaft sleeve (31) is arranged in the shaft hole and sleeved on the outer side of the fixing piece (32).

8. The desk lamp of claim 1, wherein: perforated holes (931) are formed in the side wall of the groove (92), the lamp holder (600) further comprises a locking member (912) matched with the connecting shaft (911), a through hole (62) corresponding to the perforated holes (931) is formed in the second portion (6), and the connecting shaft (911) penetrates through the perforated holes (931) and the through hole (62) and is connected with the locking member (912), so that the lamp holder (600) can rotate around the connecting shaft (911).

9. The desk lamp of claim 8, wherein: lamp holder (600) still includes packing ring (913), connecting axle (911) are kept away from the one end of retaining member (912) is equipped with the spindle nose, packing ring (913) are located the spindle nose with between via hole (62).

10. The desk lamp of claim 1, wherein: desk lamp (100) still include cable (300) of being connected with base (200), lamp pole (400) inside is equipped with through-hole (4), be equipped with in rotating device (500) and cross line hole (7), lamp holder (600) be equipped with slotted hole (95) that recess (92) are linked together, cable (300) pass in proper order through-hole (4), cross line hole (7) and slotted hole (95), with light source module (8) electric connection in lamp holder (600).

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