CN218095828U - Lamp holder angle adjusting structure and desk lamp - Google Patents
Lamp holder angle adjusting structure and desk lamp Download PDFInfo
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- CN218095828U CN218095828U CN202221486025.3U CN202221486025U CN218095828U CN 218095828 U CN218095828 U CN 218095828U CN 202221486025 U CN202221486025 U CN 202221486025U CN 218095828 U CN218095828 U CN 218095828U
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Abstract
The utility model discloses a lamp holder angle modulation structure, include: a first connecting piece, a second connecting piece and a rotating connecting piece; one of the first connecting piece and the second connecting piece is connected with the lamp holder, and the other one is connected with the lamp arm; the first connecting piece is in damping rotary connection with the rotary connecting piece through a first rotating shaft structure, so that the first connecting piece can rotate in the vertical direction relative to the rotary connecting piece; the rotating connecting piece is connected with the second connecting piece in a damping rotating mode through the second rotating shaft structure, so that the rotating connecting piece can rotate in the left-right direction relative to the second connecting piece. The utility model enables the lamp holder to rotate up and down and left and right relative to the lamp arm to satisfy more use conditions of users by rotating the first connecting piece relative to the rotating connecting piece in the up and down direction and rotating the rotating connecting piece relative to the second connecting piece in the left and right direction; the utility model also provides a desk lamp.
Description
Technical Field
The utility model belongs to the technical field of lighting apparatus and specifically relates to a lamp holder angle modulation structure and desk lamp.
Background
The lighting equipment is an essential electric appliance in life of people; the LED lamp can provide brightness for people under the condition of dark ambient light;
a desk lamp is one of lighting devices, and is generally used for lighting areas such as desks and bedside cabinets. The bright irradiation ranges of the sleeve and the like are relatively small and concentrated, the illumination effect of the whole room cannot be influenced, the light action is limited around the table lamp, and reading, learning and working are facilitated;
however, the angle adjusting function of the lamp holder of the existing desk lamp is single, and the lamp holder can only be adjusted up and down, so that more use conditions of users cannot be met.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the utility model provides a lamp holder angle adjusting structure, which enables the lamp holder to rotate up and down and left and right relative to the lamp arm through the rotation of the first connecting piece relative to the rotating connecting piece and the rotation of the rotating connecting piece relative to the second connecting piece along the left and right directions, so as to satisfy more use conditions of users; the utility model also provides a desk lamp.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a lamp head angle adjustment structure comprising: a first connecting piece, a second connecting piece and a rotating connecting piece; one of the first connecting piece and the second connecting piece is connected with the lamp holder, and the other one of the first connecting piece and the second connecting piece is connected with the lamp arm;
the first connecting piece is in damped rotary connection with the rotary connecting piece through a first rotary shaft structure, so that the first connecting piece can rotate in the vertical direction relative to the rotary connecting piece;
the rotating connecting piece is connected with the second connecting piece in a damping rotating mode through a second rotating shaft structure, so that the rotating connecting piece can rotate relative to the second connecting piece in the left-right direction.
By adopting the structure, the lamp holder can be adjusted at more angles relative to the lamp arm, so that more different use conditions of a user can be met;
specifically, the lamp cap can rotate up and down relative to the lamp arm and can stay at any position within a rotation angle range through damping rotation between the first connecting piece and the rotating connecting piece;
the lamp cap can rotate left and right relative to the lamp arm and can stay at any position within a rotation angle range through the damping rotation between the rotating connecting piece and the second connecting piece.
Further, the first connecting piece is connected with a lamp cap; the second connecting piece is connected with the lamp arm.
By adopting the structure, the structure design of the lamp holder angle adjusting structure is more reasonable, and the use is more stable; specifically, the second connecting piece is provided with a plug-in part matched with the lamp arm in a protruding mode, and the second connecting piece is installed in a plug-in matching mode with the lamp arm through the plug-in part.
Further, the second rotating shaft structure comprises a second rotating shaft assembly and a second rotating sleeve; the second pivot subassembly with it restricts to rotate the connecting piece and rotates and be connected, the second rotate the cover with the second connecting piece restriction is rotated and is connected, the second rotates the cover and establishes on the second pivot subassembly, the second pivot subassembly is in the both sides that the second rotated the cover are provided with the second damping portion that leans on with it.
By adopting the structure, the rotation between the rotary connecting piece and the second connecting piece is realized through the rotary matching of the second rotating sleeve and the second rotating shaft component; the second damping part is abutted against two sides of the second rotating sleeve to provide damping force for rotation between the second rotating sleeve and the second rotating shaft assembly; of course, in order to increase the damping force, a damping shim may be additionally arranged between the second rotating sleeve and the second damping portion.
Further, the second rotating shaft assembly comprises a second damping screw and a second damping nut; the second connecting piece with rotate the connecting piece and arrange from top to bottom, the second damping screw include with rotate the second damping nut that the connecting piece restriction rotated the connection and set up on the second damping nut and to the second damping screw that the second connecting piece side extended, second damping screw passes behind the second rotation cover with second damping nut screw-thread fit, the second damping nut with second damping nut forms the second damping portion.
By adopting the structure, the actual production and installation are convenient.
Furthermore, the rotating connecting piece is provided with a first mounting groove used for being mounted with the second rotating shaft assembly in a matching way, the mounting position of the second rotating shaft assembly, which is mounted with the first mounting groove, is matched with the first mounting groove, and the cross sections of the second rotating shaft assembly and the first mounting groove are non-circular; the second damping nut is arranged at the matched installation position of the second rotating shaft assembly and the first installation groove;
the second connecting piece is provided with a second mounting groove used for being mounted in a matched mode with the second rotating sleeve, the second rotating sleeve is matched with the second mounting groove, and the cross section of the second rotating sleeve are non-circular.
By adopting the structure, the second rotating shaft assembly is in limited rotation connection with the rotating connecting piece, and the second rotating sleeve is in limited rotation connection with the second connecting piece.
Further, the second rotating shaft assembly is in interference fit with the first mounting groove; the second rotating sleeve is in interference fit with the second mounting groove.
By adopting the structure, the relative movement of the rotating connecting piece and the second connecting piece in the axial direction of the second rotating shaft structure is limited.
Further, the rotating connection piece faces towards a first limiting portion and a second limiting portion protruding from the side of the second connection piece, the first limiting portion and the second limiting portion encircle the second rotating shaft structure, the second connection piece faces towards a third limiting portion protruding from the side of the rotating connection piece, and the third limiting portion abuts against the first limiting portion and the second limiting portion to limit the rotating connection piece relative to the rotating angle of the second connection piece.
By adopting the structure, when the rotating connecting piece rotates towards one direction, one of the first limiting part and the second limiting part can abut against the third limiting part to limit the rotating connecting piece to continue rotating towards the side direction; when the rotating connecting piece rotates towards the other direction, the other one of the first limiting part and the second limiting part can abut against the third limiting part to limit the rotating connecting piece to continue rotating towards the side direction;
specifically, the first limiting part and the second limiting part are symmetrically arranged on two sides of a straight line where the connection part of the rotating connecting piece and the lamp holder or the lamp arm is located.
Furthermore, the first connecting piece is provided with a first rotating sleeve, and the rotating connecting piece is provided with a first supporting arm and a second supporting arm at two sides of the first rotating sleeve; the first rotating shaft structure comprises a first damping screw and a first damping nut; the first damping screw penetrates through the first supporting arm, the first rotating sleeve and the second supporting arm in sequence and then is in threaded fit with the first damping nut.
By adopting the structure, the first damping nut is matched with the first damping screw, so that the first supporting arm and the second supporting arm are abutted against two sides of the first rotating sleeve to provide damping force for the rotation between the first connecting piece and the rotating connecting piece; of course, in order to increase the damping force, a damping gasket may be additionally arranged between the first rotating sleeve and the first and second supporting arms.
Specifically, a first mounting through hole is formed in the first support arm, the first damping screw comprises a first mounting portion matched with the first mounting through hole, the first mounting through hole is in limited rotation fit with the first mounting portion, and specifically, the cross sections of the first mounting through hole and the first mounting portion are non-circular;
be provided with the second on the second support arm and install the perforation, first damping nut include with the perforation assorted second installation department of second installation, first installation department with the second installation department can be the normal running fit in order to make things convenient for first damping nut with the screw-thread fit of first damping screw, the concrete expression does, the second installation perforates with the transversal circular form of personally submitting of second installation department.
Further, the first connecting piece is provided with a first wiring cavity and a first wiring hole communicated with the first wiring cavity; the second connecting piece is provided with a second wiring cavity and a second wiring hole communicated with the second wiring cavity; the rotating connecting piece is provided with a third wiring cavity communicated with the second wiring cavity and a third wiring hole used for communicating the third wiring cavity with the first wiring cavity.
By adopting the structure, the cable is convenient to run in the cable, so that the overall appearance is more attractive.
Further, the rotating connecting piece comprises a first rotating connecting portion connected with the first connecting piece and a second rotating connecting portion connected with the second connecting piece, an installation jack matched with the first rotating connecting portion is formed in the side wall of the second rotating connecting portion, and the first rotating connecting portion is inserted into the second rotating connecting portion and fixed through the installation jack.
The utility model provides a desk lamp, includes lamp holder, lamp arm, lamp stand and adopts foretell lamp holder angle modulation structure, the lamp arm is installed on the lamp stand, the lamp holder with the lamp arm passes through lamp holder angle modulation structure is connected.
By adopting the structure, the lamp holder of the desk lamp can have more adjusting angles so as to meet different requirements of users.
Further, the lamp arm comprises a first lamp arm and a second lamp arm which is rotatably connected with the first lamp arm; the first lamp arm is rotatably or fixedly arranged on the lamp holder; the second lamp arm is connected with the lamp holder angle adjusting structure.
By adopting the structure, the height of the lamp holder can be adjusted by operating the lamp arm, so that different requirements of users can be met.
Further, the lamp holder is of a table-shaped structure or a clamp structure.
By adopting the structure, the lamp holder is in a table-shaped structure, so that the desk lamp can be directly placed on a desk; the lamp holder is in a clamp structure, so that the desk lamp can be clamped at the edge of an object, such as a desk.
Furthermore, the lamp holder is a strip-shaped lamp body, and the lamp holder angle adjusting structure is connected with the middle part of the lamp holder.
Further, an irradiation area formed by the light emitted by the lamp cap is asymmetrically illuminated.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) The utility model discloses a lamp holder angle modulation structure and desk lamp, it rotates and rotates the connecting piece for the second connecting piece along controlling the direction through first connecting piece for rotating the connecting piece along upper and lower direction for the lamp holder can rotate the regulation for lamp arm is controlled from top to bottom, in order to satisfy the more in service behavior of user.
(2) The utility model discloses a lamp holder angle modulation structure and desk lamp, its structure sets up rationally.
Drawings
Fig. 1 is a schematic structural view of the lamp holder angle adjusting structure of the present invention;
fig. 2 is an exploded schematic view of the lamp holder angle adjustment structure of the present invention;
fig. 3 is a schematic structural view of a second connecting member in the lamp holder angle adjusting structure of the present invention;
fig. 4 is a schematic structural view of a rotary connecting member in the lamp holder angle adjusting structure of the present invention;
fig. 5 is a schematic view of a second rotating shaft structure in the lamp holder angle adjusting structure of the present invention;
fig. 6 is a schematic structural view of the desk lamp of the present invention;
fig. 7 is a schematic structural diagram of another embodiment of the desk lamp of the present invention;
fig. 8 is a schematic structural diagram of another first-class embodiment of the desk lamp of the present invention;
fig. 9 is a schematic view of the up-and-down adjustment state of the lamp holder angle adjustment structure of the present invention;
fig. 10 is a schematic view of the left-right adjustment state of the lamp holder angle adjustment structure of the present invention;
reference numerals: 1 a first connecting member; 101 a first rotating sleeve; 102 a first routing cavity; 103 a first wiring hole; 2a second connecting member; 201 a second mounting groove; 202 a third limiting part; 203 a second routing cavity; 204 second wiring hole; 205 a plug-in part; 3 rotating the connecting piece; 301 a first mounting recess; 302 a first limiting portion; 303 a second limiting part; 304 a first support arm; 3041 a first mounting hole; 305 a second support arm; 3051 a second mounting aperture; 306 a third routing cavity; 307 a third wire hole; 308 a first rotational connection; 309 a second rotation connection; 3091 installing jacks; 4 a first shaft structure; 401 a first damping screw; 4011 a first mounting portion; 402 a first damping nut; 4021 a second mounting part; 5 a second rotating shaft structure; 501 a second spindle assembly; 5011 a second damping portion; 5012a second damping screw; 5012a second damping nut; 5012b second damping screw; 5013 a second damping nut; 502 a second rotating sleeve; 6, a lamp holder; 7, a lamp arm; 701 a first lamp arm; 702 a second light arm; 8 lamp holders; 9 lamp holder angle adjusting structure.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1 to 5, a lamp head angle adjusting structure includes: a first connecting member 1, a second connecting member 2, and a rotating connecting member 3; one of the first connecting piece 1 and the second connecting piece 2 is connected with the lamp holder 6, and the other one is connected with the lamp arm 7;
the first connecting piece 1 is connected with the rotating connecting piece 3 in a damping rotating mode through a first rotating shaft structure 4, so that the first connecting piece 1 can rotate relative to the rotating connecting piece 3 in the up-and-down direction;
the rotary connecting piece 3 is connected with the second connecting piece 2 in a damping rotation manner through a second rotating shaft structure 5, so that the rotary connecting piece 3 can rotate in the left-right direction relative to the second connecting piece 2.
By adopting the structure, the lamp holder 6 can be adjusted at more angles relative to the lamp arm 7, so that more different use conditions of a user can be met;
specifically, the lamp head 6 can rotate up and down relative to the lamp arm 7 and can stay at any position within a rotation angle range through the damping rotation between the first connecting piece 1 and the rotating connecting piece 3;
the lamp head 6 can rotate left and right relative to the lamp arm 7 and can stay at any position within the rotation angle range through the damping rotation between the rotating connecting piece 3 and the second connecting piece 2.
Preferably, the first connecting piece 1 is connected with a lamp cap 6; the second connecting piece 2 is connected with a lamp arm 7.
By adopting the structure, the structure design of the lamp holder angle adjusting structure is more reasonable, and the use is more stable; specifically, the second connecting piece 2 is convexly provided with a plug-in part 205 matched with the lamp arm 7, and the second connecting piece 2 is installed in a plug-in matching manner with the lamp arm 7 through the plug-in part 205.
Preferably, the second rotating shaft structure 5 comprises a second rotating shaft assembly 501 and a second rotating sleeve 502; the second pivot subassembly 501 with it is connected to rotate the restriction of connecting piece 3, the second rotate the cover 502 with the restriction of second connecting piece 2 is rotated and is connected, the cover is established in the second rotates the cover 502 to the second pivot subassembly 501 is gone up, the second pivot subassembly 501 is in the both sides of second rotation cover 502 are provided with the second damping portion 5011 that leans on with it.
With the above structure, the rotation between the rotary connector 3 and the second connector 2 is realized through the rotation matching of the second rotating sleeve 502 and the second rotating shaft assembly 501; the second damping portion 5011 provides a damping force for the rotation between the second rotating sleeve 502 and the second rotary shaft assembly 501 by abutting against both sides of the second rotating sleeve 502; of course, in order to increase the damping force, a damping washer may be additionally provided between the second rotating sleeve 502 and the second damping portion 5011.
Preferably, the second rotating shaft assembly 501 comprises a second damping screw 5012 and a second damping nut 5013; the second connector 2 and the rotary connector 3 are arranged up and down, the second damping screw 5012 includes a second damping nut 5012a which is rotatably connected to the rotary connector 3 in a limited manner, and a second damping screw 5012b which is provided on the second damping nut 5012a and extends toward the second connector 2 side, the second damping screw 5012b is screwed with the second damping nut 5013 after passing through the second rotary sleeve 502, and the second damping nut 5012a and the second damping nut 5013 are formed as the second damping portion 5011.
By adopting the structure, the actual production and installation are convenient.
Preferably, the rotary connector 3 is provided with a first mounting groove 301 for being mounted in a matching manner with the second rotary shaft assembly 501, the mounting position of the second rotary shaft assembly 501 in the matching manner with the first mounting groove 301 is matched with the first mounting groove 301, and the cross sections of the second rotary shaft assembly 501 and the first mounting groove 301 are non-circular; the fitting installation position of the second rotating shaft assembly 501 and the first installation groove 301 is the second damping nut 5012a;
the second connecting piece 2 is provided with a second mounting groove 201 which is used for being mounted in a matching way with the second rotating sleeve 502, the second rotating sleeve 502 is matched with the second mounting groove 201, and the cross sections of the second rotating sleeve 502 and the second rotating sleeve 201 are non-circular.
By adopting the above structure, the rotation-restricting connection between the second rotating shaft assembly 501 and the rotating connector 3 and the rotation-restricting connection between the second rotating sleeve 502 and the second connector 2 are realized.
Preferably, the second rotating shaft assembly 501 is in interference fit with the first mounting groove 301; the second rotating sleeve 502 is in interference fit with the second mounting groove 201.
With the above structure, the relative movement of the rotary connector 3 and the second connector 2 in the axial direction of the second rotating shaft structure 5 is restricted.
Preferably, the rotating connector 3 faces the first limit portion 302 and the second limit portion 303 protruding from the second connector 2 side, the first limit portion 302 and the second limit portion 303 surround the second rotating shaft structure 5, the second connector 2 faces the third limit portion 202 protruding from the rotating connector 3 side, and the third limit portion 202 abuts against the first limit portion 302 and the second limit portion 303 to cooperate with each other to limit the rotating angle of the rotating connector 3 relative to the second connector 2.
With the above structure, when the rotating connecting member 3 rotates in one direction, one of the first limiting portion 302 and the second limiting portion 303 abuts against the third limiting portion 202 to limit the rotating connecting member 3 to rotate continuously in the side direction; when the rotating connecting member 3 rotates in the other direction, the other of the first limiting portion 302 and the second limiting portion 303 abuts against the third limiting portion 202 to limit the rotating connecting member 3 to rotate continuously in the side direction;
specifically, the first limiting portion 302 and the second limiting portion 303 are symmetrically disposed on two sides of a straight line where the connection portion of the rotating connector 3 and the lamp holder 8 or the lamp arm 7 is located.
Preferably, the first connecting member 1 is provided with a first rotating sleeve 101, and the rotating connecting member 3 is provided with a first supporting arm 304 and a second supporting arm 305 on two sides of the first rotating sleeve 101; the first rotating shaft structure 4 comprises a first damping screw 401 and a first damping nut 402; the first damping screw 401 sequentially passes through the first support arm 304, the first rotating sleeve 101 and the second support arm 305 and then is in threaded fit with the first damping nut 402.
With the above structure, the first damping nut 402 is engaged with the first damping screw 401 so that the first support arm 304 and the second support arm 305 abut against both sides of the first rotating sleeve 101 to provide a damping force for the rotation between the first connecting member 1 and the rotating connecting member 3; of course, in order to increase the damping force, damping shims may be added between the first rotating sleeve 101 and the first and second support arms 304, 305.
Specifically, a first mounting hole 3041 is formed in the first support arm 304, the first damping screw 401 includes a first mounting portion 4011 matched with the first mounting hole 3041, the first mounting hole 3041 and the first mounting portion 4011 are restricted from rotating and matching, specifically, the cross sections of the first mounting hole 3041 and the first mounting portion 4011 are non-circular;
be provided with the perforation 3051 of second installation on the second support arm 305, first damping nut 402 include with the perforation 3051 assorted second installation department 4021 of second installation, first installation department 4011 with second installation department 4021 can be relatively normal running fit with the convenience first damping nut 402 with the screw-thread fit of first damping screw 401, the concrete expression does, the perforation 3051 of second installation with the cross-section of second installation department 4021 is personally submitted circularly.
Preferably, the first connecting member 1 is provided with a first routing cavity 102 and a first routing hole 103 communicated with the first routing cavity 102; the second connector 2 is provided with a second wiring cavity 203 and a second wiring hole 204 communicated with the second wiring cavity 203; the rotating connector 3 is provided with a third wiring cavity 306 communicated with the second wiring cavity 203 and a third wiring hole 307 for communicating the third wiring cavity 306 with the first wiring cavity 102.
Adopt above-mentioned structure, make things convenient for the cable to walk the line in inside for whole outward appearance is more pleasing to the eye.
Preferably, the rotating connection member 3 includes a first rotating connection portion 308 connected to the first connection member 1 and a second rotating connection portion 309 connected to the second connection member 2, an installation insertion hole 3091 matched with the first rotating connection portion 308 is formed in a side wall of the second rotating connection portion 309, and the first rotating connection portion 308 is inserted into the second rotating connection portion 309 through the installation insertion hole 3091 and is fixed.
The utility model provides a desk lamp, includes lamp holder 6, lamp arm 7, lamp stand 8 and adopts foretell lamp holder angle modulation structure 9, lamp arm 7 is installed on the lamp stand 8, lamp holder 6 with lamp arm 7 passes through lamp holder angle modulation structure 9 is connected.
By adopting the structure, the lamp holder 6 of the desk lamp can have more adjusting angles so as to meet different requirements of users.
Preferably, the lamp arm 7 includes a first lamp arm 701, and a second lamp arm 702 rotatably connected to the first lamp arm 701; the first lamp arm 701 is rotatably or fixedly arranged on the lamp holder 8; the second lamp arm 702 is connected to the lamp holder angle adjusting structure 9.
With the structure, the height of the lamp head 6 can be adjusted by operating the lamp arm 7, so that different requirements of users can be met.
Preferably, the lamp holder 8 is in a table structure or a clip structure.
By adopting the structure, the lamp holder 8 is in a table-shaped structure, so that the desk lamp can be directly placed on a desk; the lamp base 8 is in a clip structure so that the desk lamp can be clamped at the edge of an object, such as a desk.
Preferably, the lamp head 6 is a strip-shaped lamp body, and the lamp head angle adjusting structure 9 is connected with the middle part of the lamp head 6.
Preferably, the illumination area formed by the light emitted by the lamp head 6 is asymmetrically illuminated.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A lamp holder angle modulation structure which characterized in that: the method comprises the following steps: a first connecting piece (1), a second connecting piece (2) and a rotating connecting piece (3); one of the first connecting piece (1) and the second connecting piece (2) is connected with the lamp holder (6), and the other one is connected with the lamp arm (7);
the first connecting piece (1) is in damping rotary connection with the rotary connecting piece (3) through a first rotating shaft structure (4), so that the first connecting piece (1) can rotate in the vertical direction relative to the rotary connecting piece (3);
the rotary connecting piece (3) is connected with the second connecting piece (2) in a damping rotary mode through a second rotary shaft structure (5), so that the rotary connecting piece (3) can rotate relative to the second connecting piece (2) in the left-right direction.
2. The lamp head angle adjustment structure according to claim 1, wherein: the first connecting piece (1) is connected with the lamp holder (6); the second connecting piece (2) is connected with the lamp arm (7).
3. The lamp head angle adjusting structure according to claim 1, wherein: the second rotating shaft structure (5) comprises a second rotating shaft assembly (501) and a second rotating sleeve (502); second pivot subassembly (501) with rotate connecting piece (3) restriction rotation and connect, second rotate cover (502) with second connecting piece (2) restriction rotation is connected, second rotate cover (502) cover is established on second pivot subassembly (501), second pivot subassembly (501) are in the both sides of second rotation cover (502) are provided with second damping portion (5011) that leans on with it.
4. The lamp head angle adjustment structure according to claim 3, wherein: the second spindle assembly (501) comprises a second damping screw (5012) and a second damping nut (5013); the second connector (2) and the rotary connector (3) are arranged up and down, the second damping screw (5012) comprises a second damping nut (5012 a) connected with the rotary connector (3) in a rotation limiting mode and a second damping screw (5012 b) arranged on the second damping nut (5012 a) and extending towards the second connector (2) side, the second damping screw (5012 b) penetrates through the second rotary sleeve (502) and then is in threaded fit with the second damping nut (5013), and the second damping nut (5012 a) and the second damping nut (5013) form a second damping part (5011).
5. The lamp head angle adjustment structure according to claim 3, wherein: the rotary connecting piece (3) is provided with a first mounting groove (301) which is used for being mounted with the second rotary shaft component (501) in a matched mode, the mounting position of the second rotary shaft component (501) matched with the first mounting groove (301) is matched with the first mounting groove (301), and the cross sections of the second rotary shaft component and the first mounting groove are non-circular;
the second connecting piece (2) is provided with a second mounting groove (201) which is used for being mounted in a matched mode with the second rotating sleeve (502), the second rotating sleeve (502) is matched with the second mounting groove (201), and the cross sections of the second rotating sleeve and the second rotating sleeve are non-circular.
6. The lamp head angle adjustment structure according to claim 1, wherein: rotate connecting piece (3) orientation second connecting piece (2) side bulge first spacing portion (302) and second spacing portion (303), just first spacing portion (302) and second spacing portion (303) encircle second pivot structure (5) set up, second connecting piece (2) orientation rotate connecting piece (3) side bulge third spacing portion (202), third spacing portion (202) respectively with first spacing portion (302), second spacing portion (303) support to lean on the cooperation in order to restrict rotate connecting piece (3) for the turned angle of second connecting piece (2).
7. The lamp head angle adjusting structure according to claim 1, wherein: the first connecting piece (1) is provided with a first rotating sleeve (101), and the rotating connecting piece (3) is provided with a first supporting arm (304) and a second supporting arm (305) at two sides of the first rotating sleeve (101); the first rotating shaft structure (4) comprises a first damping screw (401) and a first damping nut (402); the first damping screw (401) penetrates through the first supporting arm (304), the first rotating sleeve (101) and the second supporting arm (305) in sequence and then is in threaded fit with the first damping nut (402).
8. The lamp head angle adjustment structure according to claim 1, wherein: the first connecting piece (1) is provided with a first wiring cavity (102) and a first wiring hole (103) communicated with the first wiring cavity (102); the second connecting piece (2) is provided with a second wiring cavity (203) and a second wiring hole (204) communicated with the second wiring cavity (203); the rotary connecting piece (3) is provided with a third wiring cavity (306) communicated with the second wiring cavity (203) and a third wiring hole (307) used for communicating the third wiring cavity (306) with the first wiring cavity (102).
9. A desk lamp, its characterized in that: the lamp holder angle adjusting structure comprises a lamp holder (6), a lamp arm (7), a lamp holder (8) and the lamp holder angle adjusting structure according to any one of claims 1 to 8, wherein the lamp arm (7) is installed on the lamp holder (8), and the lamp holder (6) is connected with the lamp arm (7) through the lamp holder angle adjusting structure.
10. The desk lamp of claim 9, wherein: the lamp arm (7) comprises a first lamp arm (701) and a second lamp arm (702) rotatably connected with the first lamp arm (701); the first lamp arm (701) is rotatably or fixedly arranged on the lamp holder (8); the second lamp arm (702) is connected with the lamp holder angle adjusting structure;
the lamp holder (8) is of a table-shaped structure or a clamp structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221486025.3U CN218095828U (en) | 2022-06-14 | 2022-06-14 | Lamp holder angle adjusting structure and desk lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221486025.3U CN218095828U (en) | 2022-06-14 | 2022-06-14 | Lamp holder angle adjusting structure and desk lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218095828U true CN218095828U (en) | 2022-12-20 |
Family
ID=84475621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221486025.3U Active CN218095828U (en) | 2022-06-14 | 2022-06-14 | Lamp holder angle adjusting structure and desk lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218095828U (en) |
-
2022
- 2022-06-14 CN CN202221486025.3U patent/CN218095828U/en active Active
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