CN213332031U - Rotating shaft module and desk lamp - Google Patents
Rotating shaft module and desk lamp Download PDFInfo
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- CN213332031U CN213332031U CN202022136305.9U CN202022136305U CN213332031U CN 213332031 U CN213332031 U CN 213332031U CN 202022136305 U CN202022136305 U CN 202022136305U CN 213332031 U CN213332031 U CN 213332031U
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Abstract
The utility model discloses a pivot module and desk lamp for the axle center that solves among the present pivot module that is used for the desk lamp need add the axle sleeve in order to support the friction surface of mount and swivel mount, causes the higher technical problem of manufacturing cost. The step shaft in the utility model comprises a front shaft part and a rear shaft part, the diameter of the cross section of the rear shaft part is larger than that of the front shaft part, the first end surface of the rear shaft part is connected with the second end surface of the front shaft part, and the first end surface of the rear shaft part is the step surface of the step shaft; the fixed frame is at least provided with a first installation part fixedly sleeved on the front shaft part, the rotating frame is at least provided with a first connection part, the first connection part is rotatably sleeved on the front shaft part, the first connection part and the first installation part are mutually attached, and the first installation part is attached to the step surface; the front shaft part is also provided with a torsion external member which is connected with the first connecting part.
Description
Technical Field
The utility model relates to a pivot design technical field especially relates to a pivot module and desk lamp.
Background
Table lamps have become an indispensable lighting tool for people in daily work and study. For the realization can adjust the illumination angle of desk lamp, use pivot module to be connected between the lamp holder of desk lamp and lamp arm or lamp arm and chassis now generally to make the lamp holder rotate for the lamp arm or the lamp arm rotates for the chassis.
In the pivot module that is used for desk lamp at present, generally including the axle center, swivel mount and mount, in order to avoid swivel mount and mount to produce axial displacement along the axle center when using, under the general condition, the designer can install the axle sleeve additional on the axle center in order to support the friction surface of swivel mount and mount to avoid swivel mount and mount to produce axial displacement along the axle center, however, because this design need add the axle sleeve on the axle core of every pivot module, increased the manufacturing cost of pivot module to a certain extent.
Therefore, it is an important subject of research by those skilled in the art to find a hinge module and a desk lamp that can solve the above-mentioned technical problems.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model discloses pivot module and desk lamp for solve the axle center among the present pivot module that is used for the desk lamp and need add the axle sleeve in order to support the friction surface of mount and swivel mount, cause the higher technical problem of manufacturing cost.
The embodiment of the utility model provides a rotating shaft module, which comprises a fixed frame, a rotating frame and a step shaft;
the step shaft comprises a front shaft part and a rear shaft part, the cross section diameter of the rear shaft part is larger than that of the front shaft part, a first end surface of the rear shaft part is connected with a second end surface of the front shaft part, and the first end surface of the rear shaft part is a step surface of the step shaft;
the fixed frame is at least provided with a first installation part fixedly sleeved on the front shaft part, the rotating frame is at least provided with a first connection part, the first connection part is rotatably sleeved on the front shaft part in a sleeved mode, the first connection part and the first installation part are mutually attached, and the first installation part is attached to the step surface;
the front shaft part is further provided with a torsion external member, and the torsion external member is connected with the first connecting part.
Optionally, a second installation part is further arranged on the fixing frame, the second installation part and the first installation part are arranged oppositely, the fixing frame, the first installation part and the second installation part form a U-shaped structure, and the second installation part is fixedly sleeved on the rear shaft part.
Optionally, the rotating frame is further provided with a second connecting portion, the second connecting portion is arranged opposite to the first connecting portion, and the rotating frame, the first connecting portion and the second connecting portion form a U-shaped structure;
the second terminal surface of back axial region is provided with the step portion, the relative both ends of step portion all evaginate in the surface of back axial region, the step portion is kept away from be provided with the stop part on the side of back axial region, the second connecting portion rotate the suit in on the step portion, just the relative both sides face of second connecting portion respectively with the second installation department with the laminating of stop part.
Optionally, the torsion kit comprises a torsion spring, a catch plate and a sleeve;
the sleeve is sleeved on the front shaft part, the torsion spring is sleeved on the sleeve, the clamping plate is fixedly sleeved on the front shaft part, the first end of the torsion spring is fixed on the first connecting part, the second end of the torsion spring is clamped on the clamping plate, and the sleeve is located between the clamping plate and the first connecting part.
Optionally, the torque kit further includes a first gasket, the first gasket is fixedly sleeved on the front shaft portion, and the first gasket is located between the sleeve and the first connecting portion.
Optionally, a threaded portion is arranged at one end, away from the step surface, of the front shaft portion, a nut is connected to the threaded portion in a threaded manner, the torsion kit further comprises a second gasket and a disc spring, the disc spring and the second gasket are fixedly sleeved on the front shaft portion, and the second gasket and the disc spring are sequentially arranged between the nut and the clamping plate.
Optionally, the outer edge of the clamping plate is provided with a plurality of gear slots at preset distances, and the second end of the torsion spring is clamped in one of the gear slots.
Optionally, the top of mount up extends there is the connecting axle, the cover is equipped with the rubber tube on the connecting axle, the inside wall of rubber tube with the outside wall of connecting axle is laminated mutually.
Optionally, the connecting shaft is of a hollow shaft structure.
The embodiment of the utility model provides a desk lamp, which comprises a lamp body, a supporting tube, a base and the rotating shaft module;
the lamp body is arranged at the top of the supporting tube, and the bottom of the supporting tube is connected with the fixed frame in the rotating shaft module;
the base is fixedly connected with a rotating frame in the rotating shaft module.
According to the technical solution provided by the utility model, the embodiment of the utility model has the following advantage:
the step shaft is adopted in the rotating shaft module in the embodiment, and the step shaft is provided with the step surface, so that the step surface can support the friction surfaces of the first installation part and the first connection part, the axial movement of the rotating frame and the fixing frame during relative rotation is avoided, and through the design, a shaft sleeve is not needed in the rotating shaft module, so that the production cost of the rotating shaft module is effectively reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a schematic structural diagram of a hinge module;
FIG. 2 is a schematic structural diagram of a step shaft in a hinge module;
FIG. 3 is a schematic structural diagram of a fixing frame in a hinge module;
FIG. 4 is a schematic structural diagram of a rotating frame in a hinge module;
FIG. 5 is a schematic structural diagram of a clamping plate in the hinge module;
FIG. 6 is a schematic view of a fit relationship between a limiting groove and a limiting block in a hinge module;
FIG. 7 is an exploded view of a hinge module;
FIG. 8 is a partial exploded view of a hinge module;
FIG. 9 is a schematic view of a desk lamp;
FIG. 10 is a diagram of a relationship between a hinge module and a base of a desk lamp;
illustration of the drawings: a rotating shaft module 1; a support tube 2; a lamp body 3; a base 4; a fixed mount 5; a first mounting portion 501; the limit groove 5011; a second mounting portion 502; a rotating frame 6; a first connection portion 601; a stopper portion 6011; a second connection portion 602; a torsion spring 7; a clamping plate 8; a shift groove 801; a nut 9; a first gasket 10; a second gasket 11; a disc spring 12; a sleeve 13; a connecting shaft 14; a step shaft 15; a front shaft portion 1501; a rear shaft portion 1502; a step surface 1503; a step portion 1504; the blocking portion 1505; hose 16.
Detailed Description
The embodiment of the utility model discloses pivot module and desk lamp for solve the axle center among the present pivot module that is used for the desk lamp and need add the axle sleeve in order to support the friction surface of mount and swivel mount, cause the higher technical problem of manufacturing cost.
In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific embodiments. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1 and 8, a hinge module provided in this embodiment includes:
a fixed frame 5, a rotating frame 6 and a step shaft 15;
the step shaft 15 comprises a front shaft portion 1501 and a rear shaft portion 1502, the front shaft portion 1501 and the rear shaft portion 1502 are integrally formed, the cross-sectional diameter of the rear shaft portion 1502 is larger than that of the front shaft portion 1501, a first end surface of the rear shaft portion 1502 is connected with a second end surface of the front shaft portion 1501, and a first end surface of the rear shaft portion 1502 is a step surface 1503 of the step shaft 15;
the fixed frame 5 is at least provided with a first mounting part 501, the first mounting part 501 is fixedly sleeved on the front shaft part 1501, the rotating frame 6 is at least provided with a first connecting part 601, the first connecting part 601 is rotatably sleeved on the front shaft part 1501, the first connecting part 601 is mutually attached to the first mounting part 501, and the first mounting part 501 is attached to the step surface 1503;
it should be noted that the step shaft 15 in this embodiment is a flat shaft, the first mounting portion 501 has a flat hole matching with the step shaft 15, and therefore, the first mounting portion 501 cannot rotate relative to the step shaft 15, and the first connecting portion 601 has a circular hole, and therefore, the first connecting portion 601 can rotate relative to the step shaft 15;
the front shaft portion 1501 is further provided with a torsion sleeve, and the torsion sleeve is connected with the first connecting portion 601.
It should be noted that, the torsion kit in this embodiment is used for providing torsion for the whole spindle module 1, and it may adopt a friction pad set structure or a torsion spring structure, and this embodiment is not limited;
the spindle module 1 in this embodiment employs the step shaft 15, and since the step shaft 15 is provided with the step surface 1503, the step surface 1503 can support the friction surfaces of the first mounting portion 501 and the first connecting portion 601, so as to prevent the rotating frame 6 and the fixed frame 5 from moving axially when rotating relatively, and therefore, no shaft sleeve is needed in the spindle module 1, thereby effectively reducing the production cost of the spindle module 1.
Further, the outer edge of the first mounting portion 501 is recessed inward to form a limiting groove 5011, a side of the first connecting portion 601 facing the first mounting portion 501 is provided with a limiting block 6011 matched with the limiting groove 5011, and when the rotating frame 6 rotates clockwise relative to the fixing frame 5 by a preset angle, the limiting block 6011 abuts against the first groove wall of the limiting groove 5011 to limit the rotating frame 6 to continue to rotate; when the rotating frame 6 rotates counterclockwise by a preset angle relative to the fixed frame 5, the limiting block 6011 abuts against the second slot wall of the limiting slot 5011 to limit the rotating frame 6 to continue to rotate.
Further, the fixing frame 5 is further provided with a second installation part 502, the second installation part 502 is opposite to the first installation part 501, the fixing frame 5, the first installation part 501 and the second installation part 502 form a U-shaped structure, and the second installation part 502 is fixedly sleeved on the rear shaft portion 1502.
It should be noted that the fixing frame 5, the first mounting portion 501 and the second mounting portion 502 are substantially an integral structure, and the integral structure is a U-shaped structure, and through the design, the rotating shaft module 1 can be designed by a single shaft, and the U-shaped structure is favorable for the rotating shaft module 1 to work more stably, so as to avoid the situation of swinging.
Further, a second connecting portion 602 is further disposed on the rotating frame 6, the second connecting portion 602 is disposed opposite to the first connecting portion 601, and the rotating frame 6, the first connecting portion 601, and the second connecting portion 602 form a U-shaped structure;
the second end face of the rear shaft portion 1502 is provided with a stepped portion 1504, two opposite end portions of the stepped portion 1504 are protruded out of the surface of the rear shaft portion 1502, specifically, the top and the bottom of the stepped portion 1504 are protruded out of the surface of the rear shaft portion 1502, a blocking portion 1505 is arranged on the side face, away from the rear shaft portion 1502, of the stepped portion 1504, the cross-sectional diameter of the blocking portion 1505 is larger than that of the stepped portion 1504, the second connecting portion 602 is rotatably sleeved on the stepped portion 1504, and two opposite side faces of the second connecting portion 602 are respectively attached to the second mounting portion 502 and the blocking portion 1505.
It should be noted that, the second connecting portion 602 is rotatably sleeved on the step portion 1504, and the second connecting portion 602 is respectively attached to the second mounting portion 502 and the blocking portion 1505, so that the phenomenon that the rotating frame 6 shakes when rotating relative to the step shaft 15 can be effectively avoided, and the rotating frame 6 is more stable and smooth when rotating.
Further, swivel mount 6, first connecting portion 601, second connecting portion 602 are an overall structure in essence, and this overall structure is U type structure, and like above-mentioned, through this design, can make pivot module 1 adopt the design of single axle to adopt U type structure to be favorable to pivot module 1 during operation more stable, avoid appearing the condition of swaing.
Further, the torsion kit in this embodiment includes a torsion spring 7, a catch plate 8, and a sleeve 13;
the sleeve 13 is sleeved on the front shaft portion 1501, the torsion spring 7 is sleeved on the sleeve 13, the clamping plate 8 is fixedly sleeved on the front shaft portion 1501, the first end of the torsion spring 7 is fixed on the first connecting portion 601, the second end of the torsion spring 7 is clamped on the clamping plate 8, and the sleeve 13 is located between the clamping plate 8 and the first connecting portion 601.
Further, the torsion kit further includes a first spacer 10, the first spacer 10 is fixedly sleeved on the front shaft portion 1501, and the first spacer 10 is located between the sleeve 13 and the first connection portion 601.
It should be noted that, through the above design, the structure of the rotating shaft module 1 can be more compact, and the rotating shaft module 1 can generate damping feeling when rotating, so that the user experience is better.
Furthermore, a threaded portion is arranged at one end of the front shaft portion 1501, which is far away from the step surface 1503, a nut 9 is connected to the threaded portion in a threaded manner, the torsion kit further includes a second washer 11 and a disc spring 12, the disc spring 12 and the second washer 11 are fixedly sleeved on the front shaft portion 1501, and the second washer 11 and the disc spring 12 are sequentially arranged between the nut 9 and the snap plate 8.
It should be noted that the torque of the rotating shaft module 1 can be adjusted by adjusting the tightness of the nut 9.
Further, a plurality of gear slots 801 are formed in the outer edge of the clamping plate 8 at preset distances, and the second end of the torsion spring 7 is clamped into one of the gear slots 801.
It should be noted that, the clamping plate 8 in this embodiment is a circular plate, the plurality of gear slots 801 are arranged along the outer circumferential surface of the clamping plate 8, and the second end of the torsion spring 7 is clamped into different gear slots 801, so that the pre-pressing angle of the torsion spring 7 can be adjusted to change the pre-pressing amount of the torsion spring 7 and the moment of the torsion spring 7.
Furthermore, the top of the fixing frame 5 upwards extends to form a connecting shaft 14, a rubber tube 16 is sleeved on the connecting shaft 14, and the inner side wall of the rubber tube 16 is attached to the outer side wall of the connecting shaft 14.
It should be noted that the external device is mounted at the top of the fixing frame 5 through the connecting shaft 14, and the design of the rubber tube 16 is added, so that the hard connection between the connecting part of the external device and the connecting shaft 14 can be avoided, the external device is mounted on the fixing frame 5 more stably, and the situation that the external device shakes or becomes loose is avoided.
Further, the connecting shaft 14 is a hollow structure.
It should be noted that the connecting shaft 14 in this embodiment is a hollow structure, and through this design, wires of external devices and the like can pass through the connecting shaft 14, which facilitates circuit layout.
Example two
Referring to fig. 1 to 10, the present embodiment provides a desk lamp, which includes a lamp body 3, a supporting tube 2, a base 4, and a rotating shaft module 1 in the first embodiment;
the lamp body 3 is arranged at the top of the supporting tube 2, and the bottom of the supporting tube 2 is connected with a fixed frame 5 in the rotating shaft module 1;
the base 4 is fixedly connected with a rotating frame 6 in the rotating shaft module 1.
Further, the bottom of the support tube 2 is sleeved on the connecting shaft 14 of the fixing frame 5.
It should be noted that, with this design, the user can rotate the support tube 2 relative to the base 4, thereby realizing the illumination angle adjustment of the light.
It is particularly noted that the hinge module 1 of the present embodiment can be applied to a table lamp, a display bracket, and other devices requiring adjustment of a rotation angle.
It is right above the utility model provides a pivot module and desk lamp have carried out detailed introduction, to the general technical personnel in this field, the foundation the utility model discloses the thought of embodiment all has the change part on concrete implementation and application scope, to sum up, this description content should not be understood as right the utility model discloses a restriction.
Claims (10)
1. A rotating shaft module is characterized by comprising a fixed frame (5), a rotating frame (6) and a step shaft (15);
the step shaft (15) comprises a front shaft part (1501) and a rear shaft part (1502), the cross-sectional diameter of the rear shaft part (1502) is larger than that of the front shaft part (1501), a first end surface of the rear shaft part (1502) is connected with a second end surface of the front shaft part (1501), and a first end surface of the rear shaft part (1502) is a step surface (1503) of the step shaft (15);
the fixed frame (5) is at least provided with a first mounting part (501), the first mounting part (501) is fixedly sleeved on the front shaft part (1501), the rotating frame (6) is at least provided with a first connecting part (601), the first connecting part (601) is rotatably sleeved on the front shaft part (1501), the first connecting part (601) is mutually attached to the first mounting part (501), and the first mounting part (501) is attached to the step surface (1503);
the front shaft part (1501) is further provided with a torsion sleeve, and the torsion sleeve is connected with the first connecting part (601).
2. The hinge module as claimed in claim 1, wherein the fixing frame (5) further comprises a second mounting portion (502), the second mounting portion (502) is disposed opposite to the first mounting portion (501), the fixing frame (5), the first mounting portion (501) and the second mounting portion (502) form a U-shaped structure, and the second mounting portion (502) is fixedly sleeved on the rear shaft portion (1502).
3. The spindle module according to claim 2, wherein a second connecting portion (602) is further disposed on the rotating frame (6), the second connecting portion (602) is disposed opposite to the first connecting portion (601), and the rotating frame (6), the first connecting portion (601), and the second connecting portion (602) form a U-shaped structure;
the second end face of the rear shaft portion (1502) is provided with a stepped portion (1504), two opposite end portions of the stepped portion (1504) are protruded out of the surface of the rear shaft portion (1502), a blocking portion (1505) is arranged on the side face, far away from the rear shaft portion (1502), of the stepped portion (1504), the second connecting portion (602) is rotatably sleeved on the stepped portion (1504), and two opposite side faces of the second connecting portion (602) are attached to the second mounting portion (502) and the blocking portion (1505) respectively.
4. A hinge module according to claim 1, wherein the torsion member comprises a torsion spring (7), a catch plate (8) and a sleeve (13);
the sleeve (13) is sleeved on the front shaft portion (1501), the torsion spring (7) is sleeved on the sleeve (13), the clamping plate (8) is fixedly sleeved on the front shaft portion (1501), the first end of the torsion spring (7) is fixed on the first connecting portion (601), the second end of the torsion spring (7) is clamped on the clamping plate (8), and the sleeve (13) is located between the clamping plate (8) and the first connecting portion (601).
5. The hinge module as claimed in claim 4, wherein the torsion assembly further comprises a first washer (10), the first washer (10) is fixedly sleeved on the front shaft portion (1501), and the first washer (10) is located between the sleeve (13) and the first connection portion (601).
6. The spindle module according to claim 4, characterized in that a threaded portion is provided at an end of the front shaft portion (1501) away from the step surface (1503), a nut (9) is connected to the threaded portion in a threaded manner, the torsion kit further includes a second washer (11) and a disc spring (12), the disc spring (12) and the second washer (11) are fixedly sleeved on the front shaft portion (1501), and the second washer (11) and the disc spring (12) are sequentially arranged between the nut (9) and the snap plate (8).
7. The hinge module as claimed in claim 4, wherein the outer edge of the clamping plate (8) is provided with a plurality of gear slots (801) at a predetermined distance, and the second end of the torsion spring (7) is clamped in one of the gear slots (801).
8. The hinge module as claimed in claim 1, wherein a connecting shaft (14) extends upward from the top of the fixing frame (5), a rubber tube (16) is sleeved on the connecting shaft (14), and the inner sidewall of the rubber tube (16) is attached to the outer sidewall of the connecting shaft (14).
9. Pivot module according to claim 8, characterised in that the connecting shaft (14) is of hollow shaft construction.
10. A desk lamp, comprising a lamp body (3), a support tube (2), a base (4) and a hinge module (1) according to any one of claims 1 to 9;
the lamp body (3) is arranged at the top of the supporting tube (2), and the bottom of the supporting tube (2) is connected with a fixed frame (5) in the rotating shaft module (1);
the base (4) is fixedly connected with a rotating frame (6) in the rotating shaft module (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022136305.9U CN213332031U (en) | 2020-09-25 | 2020-09-25 | Rotating shaft module and desk lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022136305.9U CN213332031U (en) | 2020-09-25 | 2020-09-25 | Rotating shaft module and desk lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213332031U true CN213332031U (en) | 2021-06-01 |
Family
ID=76067400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022136305.9U Active CN213332031U (en) | 2020-09-25 | 2020-09-25 | Rotating shaft module and desk lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213332031U (en) |
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2020
- 2020-09-25 CN CN202022136305.9U patent/CN213332031U/en active Active
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