Stretchable and rotatable lamp structure

Abstract

The utility model discloses a telescopic and rotatable lamp structure, and relates to the technical field of lamps. The lamp structure capable of stretching and rotating comprises a base, a guide assembly is inserted in the middle of the top end of the base, a sliding assembly is movably inserted in an inner cavity of the guide assembly, and the bottom end of the sliding assembly is movably connected with a lamp body; a protective cover is arranged on the top of the base and located on the outer side of the guide assembly, the two sides of the protective cover are connected with the base through positioning screws, the guide assembly comprises two arc-shaped plates, the two arc-shaped plates are symmetrically distributed, and the two arc-shaped plates are connected with the base through positioning screws. First guide grooves are formed in the middles of the inner walls of the two arc-shaped plates, and second guide grooves are formed in one ends of the inner walls of the two arc-shaped plates, a user can conveniently adjust the position height of the lamp body up and down, the use direction of the lamp body can be adjusted, and then the use convenience and flexibility of the lamp body can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of lamps, in particular to a lamp structure which can be telescopically rotated. Background Art

[0002] Lamps are indispensable lighting tools in our daily lives. They are mainly composed of light sources, lampshades, lamp holders, switches and other accessories. Lamps not only play the role of lighting, but also shape the atmosphere of space through their design, protect the light source, and improve lighting efficiency. According to the purpose of lamps, lamps can be divided into the following categories: Lighting fixtures: mainly used for general lighting, such as homes, offices, commercial places, etc.; Decorative lamps: mainly used for decoration and creating atmosphere, such as hotels, restaurants, entertainment venues, etc.; Special-purpose lamps: such as explosion-proof lamps, waterproof lamps, dust-proof lamps, etc., are mainly used in special environments.

[0003] However, the front end of the existing lamp cannot be extended or rotated when in use, which reduces the convenience and flexibility of its use. Therefore, we propose a lamp structure that can be extended and rotated to solve the above problems. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a lamp structure that can be extended and rotated, which solves the problem that the front end of the lamp cannot be extended and rotated, thereby reducing the convenience and flexibility of its use.

[0005] To achieve the above purpose, the utility model is implemented by the following technical solutions: a telescopic and rotatable lamp structure, comprising a base, a guide component is inserted at the top and in the middle of the base, a sliding component is movably inserted in the inner cavity of the guide component, and the bottom end of the sliding component is movably connected to the lamp body;

[0006] A protective cover is arranged on the top of the base and outside the guide assembly, and two sides of the protective cover are connected to the base through positioning screws.

[0007] Preferably, the guide assembly comprises an arc-shaped plate, two of which are provided, the two arc-shaped plates are symmetrically distributed, a first guide groove is opened in the middle of the inner wall of the two arc-shaped plates, and a second guide groove is opened at one end of the inner wall of the two arc-shaped plates;

[0008] A plurality of slots are provided on the inner walls of the two arc-shaped plates and on one side of the first guide slot. First through holes are provided at both ends of the two arc-shaped plates. The two opposite first through holes are connected by a first connecting bolt.

[0009] Preferably, the sliding assembly includes a positioning plate, a positioning ring is provided on the top surface of the positioning plate, a movable seat is integrally formed on one side of the bottom surface of the positioning plate, and an axial hole is provided on the side wall of the movable seat, a first stopper is provided on the top surface of the positioning plate and outside the positioning ring, an external thread column is integrally formed at the center of the top surface of the positioning plate, a threading hole is provided on the top end of the external thread column, and the threading hole extends to the bottom end of the movable seat;

[0010] A mounting plate is plugged into the external thread column, and four blocks are arranged on the outer wall circumference of the mounting plate, one of the blocks is provided with a second stopper located on the bottom surface of the mounting plate, and both sides of the top surface of the mounting plate are provided with limit seats, and the inner cavities of the two limit seats are plugged with limit blocks, and one end of the limit block is connected to one side of the inner cavity of the limit seat through a spring;

[0011] A pressing frame is inserted on the external thread column and located on the top surface of the mounting plate, and two ends of the pressing frame are located on both sides of the top surface of the limiting seat. A nut is rotatably installed on the external thread column and located on the top surface of the pressing frame.

[0012] Preferably, the lamp body comprises a lamp cap, a first notch is formed on one side wall of the lamp cap, second through holes are formed on both side walls of the first notch, and two second through holes extend to the side wall of the lamp cap respectively, the two second through holes are connected by a second connecting bolt, and the second connecting bolt passes through the shaft hole;

[0013] A partition is provided on the bottom surface of the lamp holder, and internal thread grooves are provided on both sides of the bottom surface of the partition. A protective tube is inserted into the outer side of the lamp holder, and a mounting ring is provided in the inner cavity of the protective tube, and the mounting ring is connected to the partition by snap-fitting.

[0014] Preferably, mounting screws are inserted into both sides of the top surface of the mounting ring, and the two mounting screws are rotatably connected to the inner cavities of the two internal thread grooves respectively.

[0015] Preferably, the outer diameter of the lamp holder when viewed from above is the same as the inner diameter of the protective tube when viewed from above, and the two form an embedded structure.

[0016] Beneficial Effects

[0017] The utility model provides a retractable and rotatable lamp structure. Compared with the prior art, it has the following beneficial effects:

[0018] The lamp structure capable of telescopic rotation can be plugged into the top surface of the base through the guide component, and can also provide a plug-in foundation for the sliding component. Then, the lamp body can be movably installed through the sliding component. Since a protective cover is provided on the top of the base and outside the guide component, and both sides of the protective cover are connected to the base through positioning screws, the protective cover can be fixed to the base through two positioning screws, thereby ensuring that the guide component is stably engaged with the base, thereby improving the stability of the base in use.

[0019] Since the inner cavity of the guide component is movably inserted with the sliding component, and the bottom end of the sliding component is movably connected to the lamp body, the sliding component can be driven to slide smoothly in the guide component by pulling the lamp body downward, and the sliding component can also be flexibly rotated, and then the pulled lamp body can be rotated synchronously. When the sliding component is pulled to the bottom of the guide component, the user can tilt and rotate the lamp body conveniently, and then the direction of the lamp body can be adjusted, thereby improving the convenience of using the lamp body. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0022] Figure 3 This is a schematic diagram of the explosion structure of the utility model;

[0023] Figure 4 This is a schematic diagram of the explosion structure of the guide assembly of the utility model;

[0024] Figure 5 This is a schematic diagram of the exploded structure of the sliding assembly of the utility model;

[0025] Figure 6 This is a schematic diagram of the cross-sectional structure of the lamp body of the utility model;

[0026] Figure 7 This is a schematic diagram of the structure of the lamp holder of the utility model;

[0027] Figure 8 This is a schematic diagram of the protective tube structure of the utility model.

[0028] In the figure: 1. base; 2. guide assembly; 21. arc plate; 22. first guide groove; 23. second guide groove; 24. clamping groove; 25. first through hole; 26. first connecting bolt; 3. sliding assembly; 31. positioning plate; 32. positioning ring; 33. movable seat; 34. axial hole; 35. first stopper; 36. external threaded column; 37. threading hole; 38. mounting plate; 39. clamping block; 310. second stopper; 311. limit seat; 312. limit block; 313. pressure frame; 314. nut; 4. lamp body; 41. lamp holder; 42. first notch; 43. second through hole; 44. second connecting bolt; 45. partition; 46. internal thread groove; 47. protective tube; 48. mounting ring; 49. mounting screw; 5. protective cover; 6. positioning screw. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] See also Figure 1-3 The utility model provides a technical solution: a retractable and rotatable lamp structure, comprising a base 1, a guide assembly 2 is inserted at the top and in the middle of the base 1, a sliding assembly 3 is movably inserted in the inner cavity of the guide assembly 2, and a lamp body 4 is movably connected to the bottom end of the sliding assembly 3; a protective cover 5 is arranged at the top of the base 1 and outside the guide assembly 2, and both sides of the protective cover 5 are connected to the base 1 through positioning screws 6;

[0031] The guide component 2 can be inserted into the top surface of the base 1 and provide a plug-in basis for the sliding component 3. Then, the lamp body 4 can be movably installed through the sliding component 3. Since a protective cover 5 is provided at the top of the base 1 and located outside the guide component 2, and the two sides of the protective cover 5 are connected to the base 1 through positioning screws 6, the protective cover 5 can be fixed on the base 1 through two positioning screws 6, so that the guide component 2 can be stably engaged on the base 1, thereby improving the stability of the base 1 when used. Since the inner cavity of the guide component 2 is movably inserted with the sliding component 3, and the bottom end of the sliding component 3 is movably connected with the lamp body 4, the lamp body 4 can be pulled downward to drive the sliding component 3 to slide smoothly in the guide component 2, and the sliding component 3 can also be flexibly rotated, thereby synchronously rotating the pulled lamp body 4. When the sliding component 3 is pulled to the bottom of the guide component 2, it is convenient for the user to tilt and rotate the lamp body 4, thereby adjusting the direction of the lamp body 4, thereby improving the convenience of using the lamp body 4.

[0032] See also Figure 2-Figure 4 The guide assembly 2 includes an arc-shaped plate 21, two arc-shaped plates 21 are provided, and the two arc-shaped plates 21 are symmetrically distributed. A first guide groove 22 is opened in the middle of the inner wall of the two arc-shaped plates 21, and a second guide groove 23 is opened at one end of the inner wall of the two arc-shaped plates 21; a plurality of slots 24 are opened on the inner wall of the two arc-shaped plates 21 and located on one side of the first guide groove 22, and a first through hole 25 is provided at both ends of the two arc-shaped plates 21, and the two opposite first through holes 25 are connected by a first connecting bolt 26;

[0033] Through the two symmetrically distributed arc plates 21 in the guide component 2, they can be connected through two first connecting bolts 26, and can also respectively open corresponding first guide grooves 22, second guide grooves 23 and multiple clamping grooves 24. Through the first guide grooves 22 and the second guide grooves 23, the sliding component 3 can be engaged and limited, so that the sliding component 3 can be moved up and down smoothly, and then the height of the use position of the sliding component 3 can be adjusted. Moreover, through the clamping grooves 24, the sliding component 3 can be engaged and limited after adjustment, so that the sliding component 3 can be locked at the specified position height, thereby improving the convenience of adjusting the sliding component 3.

[0034] See also Figure 2 , Figure 4 , Figure 5 The sliding assembly 3 includes a positioning plate 31, a positioning ring 32 is provided on the top surface of the positioning plate 31, a movable seat 33 is integrally formed on one side of the bottom surface of the positioning plate 31, and an axial hole 34 is provided on the side wall of the movable seat 33, a first stopper 35 is provided on the top surface of the positioning plate 31 and outside the positioning ring 32, an external thread column 36 is integrally formed at the center of the top surface of the positioning plate 31, a threading hole 37 is provided at the top end of the external thread column 36, and the threading hole 37 extends to the bottom end of the movable seat 33; a mounting plate 38 is plugged into the external thread column 36, and four A clamping block 39, one of the clamping blocks 39 and located on the bottom surface of the mounting plate 38 is provided with a second stopper 310, both sides of the top surface of the mounting plate 38 are provided with limit seats 311, both inner cavities of the two limit seats 311 are plugged with limit blocks 312, and one end of the limit block 312 is connected to one side of the inner cavity of the limit seat 311 through a spring; a pressing frame 313 is plugged on the external threaded column 36 and located on the top surface of the mounting plate 38, and both ends of the pressing frame 313 are located on both sides of the top surface of the limit seat 311, and a nut 314 is rotatably installed on the external threaded column 36 and located on the top surface of the pressing frame 313;

[0035] The positioning plate 31 in the sliding assembly 3 can be inserted into the two combined arc-shaped plates 21, and can provide an attachment basis for the positioning ring 32 and the movable seat 33. The axial hole 34 on the movable seat 33 can be connected to the top side of the lamp body 4, so that the lamp body 4 can be rotated around the axial hole 34 as the axis, and the direction of the lamp body 4 can be adjusted. The external threaded column 36 can be attached to the positioning plate 31 and provide a space for the threading hole 37, and the threading hole 37 extends to the bottom of the movable seat 33. , so it is convenient for the cable to pass through the positioning plate 31 and connect with the electrical equipment in the lamp body 4. Through the external thread column 36, the mounting plate 38 and the pressing frame 313 can be plugged and installed, and the nut 314 can limit the installed mounting plate 38 and the pressing frame 313, thereby preventing the two from falling off from the external thread column 36. Since four blocks 39 are arranged on the outer wall of the mounting plate 38, and one of the blocks 39 is located on the bottom surface of the mounting plate 38 and a second stopper 310 is arranged, and at the same time, the top surface of the positioning plate 31 A first stopper 35 is provided outside the positioning ring 32, so that the four blocks 39 can be respectively engaged in the first guide groove 22 and the second guide groove 23 at the corresponding positions, and when the positioning plate 31 rotates, the mounting plate 38 can be kept stable, thereby preventing the mounting plate 38 from rotating with the positioning plate 31. Then, when the positioning plate 31 rotates a certain angle, the first stopper 35 will abut against the second stopper 310, thereby preventing the positioning plate 31 from rotating excessively, so as to prevent the cable from being entangled. The limit block 312 on the limit seat 311 can move with the mounting plate 38 when it moves up and down. Since one end of the limit block 312 is connected to one side of the inner cavity of the limit seat 311 through a spring, the limit block 312 can be pressed against the slot 24 at a specified height under the action of the spring, so that the positioning plate 31 can remain stable after adjustment. The limit block 312 installed on the limit seat 311 can be limited by the pressure frame 313 to prevent it from falling off from the limit seat 311.

[0036] See also Figure 2 , Figure 5-Figure 8 The lamp body 4 includes a lamp holder 41, a first notch 42 is provided on one side wall of the lamp holder 41, and second through holes 43 are provided on both side walls of the first notch 42, and the two second through holes 43 extend to the side walls of the lamp holder 41 respectively, and the two second through holes 43 are connected by second connecting bolts 44, and the second connecting bolts 44 pass through the shaft hole 34; a partition 45 is provided on the bottom surface of the lamp holder 41, and internal thread grooves 46 are provided on both sides of the bottom surface of the partition 45, and a protective tube 47 is inserted on the outer side of the lamp holder 41, and a mounting ring 48 is provided in the inner cavity of the protective tube 47, and the mounting ring 48 is connected to the partition 45 by clamping, and mounting screws 49 are inserted on both sides of the top surface of the mounting ring 48, and the two mounting screws 49 are rotatably connected to the inner cavities of the two internal thread grooves 46 respectively;

[0037] Through the lamp holder 41 in the lamp body 4, a space can be provided for opening the first notch 42 and the partition 45 can be installed and fixed. Since the second through holes 43 are provided on both side walls of the first notch 42, and the two second through holes 43 extend to the side walls of the lamp holder 41 respectively, and the two second through holes 43 are connected by a second connecting bolt 44, and the second connecting bolt 44 passes through the axial hole 34, the second connecting bolt 44 can be used to connect the two second through holes 43 and pass through the axial hole 34 on the movable seat 33, so that the lamp holder 41 can be rotated around the second connecting bolt 44 as the axis, and the direction of the second connecting bolt 44 can be adjusted. Through the protective tube 47, it can be inserted into the outside of the lamp holder 41 and provide an attachment basis for the mounting ring 48. The mounting ring 48 can be respectively installed in the internal thread groove 46 of the lamp holder 41 through two mounting screws 49, so that the protective tube 47 can be fixed on the lamp holder 41, so as to protect it.

[0038] See also Figure 6 The top view outer diameter of the lamp holder 41 is the same as the top view inner diameter of the protection tube 47 , and the two constitute an embedded structure, which can ensure the stability of the protection tube 47 inserted into the outside of the lamp holder 41 .

[0039] During operation, the guide component 2 can be inserted into the top surface of the base 1 and provide a plug-in basis for the sliding component 3. Then, the lamp body 4 can be movably installed through the sliding component 3. Since a protective cover 5 is provided at the top of the base 1 and located outside the guide component 2, and both sides of the protective cover 5 are connected to the base 1 through positioning screws 6, the protective cover 5 can be fixed on the base 1 through two positioning screws 6, thereby ensuring that the guide component 2 is stably engaged on the base 1, thereby improving the stability of the base 1 when used. Since the inner cavity of the guide component 2 is movably inserted with the sliding component 3, and the bottom end of the sliding component 3 is movably connected with the lamp body 4, by pulling the lamp body 4 downward, the sliding component 3 can be driven to slide smoothly in the guide component 2, and the sliding component 3 can also be flexibly rotated, thereby synchronously rotating the pulled lamp body 4. When the sliding component 3 is pulled to the bottom of the guide component 2, it is convenient for the user to tilt and rotate the lamp body 4, thereby adjusting the direction of the lamp body 4, thereby improving the convenience of using the lamp body 4.

[0040] Through the two symmetrically distributed arc plates 21 in the guide component 2, they can be connected through two first connecting bolts 26, and can also respectively open corresponding first guide grooves 22, second guide grooves 23 and multiple clamping grooves 24. Through the first guide grooves 22 and the second guide grooves 23, the sliding component 3 can be engaged and limited, so that the sliding component 3 can be moved up and down smoothly, and then the height of the use position of the sliding component 3 can be adjusted. Moreover, through the clamping grooves 24, the sliding component 3 can be engaged and limited after adjustment, so that the sliding component 3 can be locked at the specified position height, thereby improving the convenience of adjusting the sliding component 3.

[0041] The positioning plate 31 in the sliding assembly 3 can be inserted into the two combined arc-shaped plates 21, and can provide an attachment basis for the positioning ring 32 and the movable seat 33. The axial hole 34 on the movable seat 33 can be connected to the top side of the lamp body 4, so that the lamp body 4 can be rotated around the axial hole 34 as the axis, and the direction of the lamp body 4 can be adjusted. The external threaded column 36 can be attached to the positioning plate 31 and provide a space for the threading hole 37, and the threading hole 37 extends to the bottom of the movable seat 33. , so it is convenient for the cable to pass through the positioning plate 31 and connect with the electrical equipment in the lamp body 4. Through the external thread column 36, the mounting plate 38 and the pressing frame 313 can be plugged and installed, and the nut 314 can limit the installed mounting plate 38 and the pressing frame 313, thereby preventing the two from falling off from the external thread column 36. Since four blocks 39 are arranged on the outer wall of the mounting plate 38, and one of the blocks 39 is located on the bottom surface of the mounting plate 38 and a second stopper 310 is arranged, and at the same time, the top surface of the positioning plate 31 A first stopper 35 is provided outside the positioning ring 32, so that the four blocks 39 can be respectively engaged in the first guide groove 22 and the second guide groove 23 at the corresponding positions, and when the positioning plate 31 rotates, the mounting plate 38 can be kept stable, thereby preventing the mounting plate 38 from rotating with the positioning plate 31. Then, when the positioning plate 31 rotates a certain angle, the first stopper 35 will abut against the second stopper 310, thereby preventing the positioning plate 31 from rotating excessively, so as to prevent the cable from being entangled. The limit block 312 on the limit seat 311 can move with the mounting plate 38 when it moves up and down. Since one end of the limit block 312 is connected to one side of the inner cavity of the limit seat 311 through a spring, the limit block 312 can be pressed against the slot 24 at a specified height under the action of the spring, so that the positioning plate 31 can remain stable after adjustment. The limit block 312 installed on the limit seat 311 can be limited by the pressure frame 313 to prevent it from falling off from the limit seat 311.

[0042] Through the lamp holder 41 in the lamp body 4, a space can be provided for opening the first notch 42 and the partition 45 can be installed and fixed. Since the second through holes 43 are provided on both side walls of the first notch 42, and the two second through holes 43 extend to the side walls of the lamp holder 41 respectively, and the two second through holes 43 are connected by a second connecting bolt 44, and the second connecting bolt 44 passes through the axial hole 34, the second connecting bolt 44 can be used to connect the two second through holes 43 and pass through the axial hole 34 on the movable seat 33, so that the lamp holder 41 can be rotated around the second connecting bolt 44 as the axis, and the direction of the second connecting bolt 44 can be adjusted. Through the protective tube 47, it can be inserted into the outside of the lamp holder 41 and provide an attachment basis for the mounting ring 48. The mounting ring 48 can be respectively installed in the internal thread groove 46 of the lamp holder 41 through two mounting screws 49, so that the protective tube 47 can be fixed on the lamp holder 41, so as to protect it.

[0043] In summary, the device can not only facilitate users to adjust the position height of the lamp body 4 up and down, but also adjust the use direction of the lamp body 4, thereby improving the convenience and flexibility of using the lamp body 4.

[0044] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. A retractable and rotatable lamp structure, comprising a base (1), characterized in that: A guide component (2) is inserted at the top and in the middle of the base (1), a sliding component (3) is movably inserted into the inner cavity of the guide component (2), and a lamp body (4) is movably connected to the bottom end of the sliding component (3); A protective cover (5) is provided on the top of the base (1) and outside the guide assembly (2), and both sides of the protective cover (5) are connected to the base (1) via positioning screws (6).

2. The retractable and rotatable lamp structure according to claim 1, characterized in that: The guide assembly (2) comprises an arc-shaped plate (21), two arc-shaped plates (21) are provided, the two arc-shaped plates (21) are symmetrically distributed, a first guide groove (22) is provided in the middle of the inner wall of the two arc-shaped plates (21), and a second guide groove (23) is provided at one end of the inner wall of the two arc-shaped plates (21); A plurality of slots (24) are provided on the inner walls of the two arc-shaped plates (21) and on one side of the first guide slot (22). First through holes (25) are provided at both ends of the two arc-shaped plates (21), and the two opposite first through holes (25) are connected via a first connecting bolt (26).

3. The retractable and rotatable lamp structure according to claim 2, characterized in that: The sliding assembly (3) comprises a positioning plate (31), a positioning ring (32) is provided on the top surface of the positioning plate (31), a movable seat (33) is integrally formed on one side of the bottom surface of the positioning plate (31), and a shaft hole (34) is provided on the side wall of the movable seat (33), a first stopper (35) is provided on the top surface of the positioning plate (31) and outside the positioning ring (32), an external thread column (36) is integrally formed at the center position of the top surface of the positioning plate (31), a threading hole (37) is provided at the top end of the external thread column (36), and the threading hole (37) extends to the bottom end of the movable seat (33); A mounting plate (38) is plugged into the external threaded column (36), and four blocks (39) are arranged on the outer wall of the mounting plate (38), one of the blocks (39) is provided with a second stopper (310) located on the bottom surface of the mounting plate (38), and both sides of the top surface of the mounting plate (38) are provided with limit seats (311), and the inner cavities of the two limit seats (311) are plugged with limit blocks (312), and one end of the limit block (312) is connected to one side of the inner cavity of the limit seat (311) through a spring; A pressing frame (313) is inserted on the external thread column (36) and located on the top surface of the mounting plate (38), and the two ends of the pressing frame (313) are located on both sides of the top surface of the limiting seat (311), and a nut (314) is rotatably installed on the external thread column (36) and located on the top surface of the pressing frame (313).

4. The retractable and rotatable lamp structure according to claim 3, characterized in that: The lamp body (4) comprises a lamp holder (41), a first notch (42) is formed on one side wall of the lamp holder (41), second through holes (43) are formed on both side walls of the first notch (42), and two second through holes (43) extend to the side walls of the lamp holder (41) respectively, and the two second through holes (43) are connected by a second connecting bolt (44), and the second connecting bolt (44) passes through the shaft hole (34); A partition (45) is provided on the bottom surface of the lamp holder (41), and internal thread grooves (46) are provided on both sides of the bottom surface of the partition (45). A protective tube (47) is inserted into the outer side of the lamp holder (41), and a mounting ring (48) is provided in the inner cavity of the protective tube (47), and the mounting ring (48) is connected to the partition (45) by snap-fitting.

5. The retractable and rotatable lamp structure according to claim 4, characterized in that: Mounting screws (49) are inserted into both sides of the top surface of the mounting ring (48), and the two mounting screws (49) are rotatably connected to the inner cavities of the two internal thread grooves (46) respectively.

6. The retractable and rotatable lamp structure according to claim 4, characterized in that: The outer diameter of the lamp holder (41) when viewed from above is the same as the inner diameter of the protective tube (47) when viewed from above, and the two form an embedded structure.

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