CN212901346U - Rotary positioning device of desk lamp - Google Patents
Rotary positioning device of desk lamp Download PDFInfo
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- CN212901346U CN212901346U CN202021804789.3U CN202021804789U CN212901346U CN 212901346 U CN212901346 U CN 212901346U CN 202021804789 U CN202021804789 U CN 202021804789U CN 212901346 U CN212901346 U CN 212901346U
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- desk lamp
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- 238000000034 method Methods 0.000 description 2
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- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a rotary positioning device of a desk lamp, which comprises a first connecting pipe, a second connecting pipe and a positioning mechanism arranged between the first connecting pipe and the second connecting pipe, wherein the second end part of the first connecting pipe is connected with the second connecting pipe through the positioning mechanism, and the first connecting pipe can rotate relative to the second connecting pipe; the positioning mechanism comprises a rotating ring, a connecting shaft and a positioning ring, the rotating ring is fixedly connected with the first connecting pipe, the positioning ring is fixedly connected with the second connecting pipe, the rotating ring is connected with the positioning ring through the connecting shaft, the rotating ring is fixedly connected with the connecting shaft, the positioning ring is movably connected with the connecting shaft, and a latch on the rotating ring can be meshed with a latch on the positioning ring. This application realizes the location through the latch meshing, and positioning mechanism is difficult wearing and tearing, and rotary positioning device's long service life rotates the number of times and does not influence fixed effect yet many.
Description
Technical Field
The utility model belongs to the technical field of the illumination, a rotary positioning device of desk lamp is related to.
Background
In the existing desktop lighting market, in order to meet the requirement of adjusting the lighting direction of the desk lamp, the rotation of a rotating shaft and the fixing of the lighting direction are generally realized through the static friction force of the rotating shaft, but the direction cannot be fixed due to the fact that the static friction force is reduced after the rotating shaft is used for a long time and the number of times of rotation is large.
Disclosure of Invention
An object of the utility model is to provide a rotatory positioner of desk lamp to prior art not enough, aim at solving the pivot among the current positioner and have the stiction decline and influence the problem of location effect after the live time has been long.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a rotary positioning device of a desk lamp comprises a first connecting pipe, a second connecting pipe and a positioning mechanism arranged between the first connecting pipe and the second connecting pipe, wherein a first end of the first connecting pipe is used for installing a lighting device, a second end of the first connecting pipe is connected with the second connecting pipe through the positioning mechanism, and the first connecting pipe can rotate relative to the second connecting pipe to control the irradiation direction of the lighting device; the positioning mechanism comprises a rotating ring, a connecting shaft and a positioning ring, the rotating ring is fixedly connected with the first connecting pipe, the positioning ring is fixedly connected with the second connecting pipe, the rotating ring is connected with the positioning ring through the connecting shaft, the rotating ring is fixedly connected with the connecting shaft, the positioning ring is movably connected with the connecting shaft, and a clamping tooth on the rotating ring can be meshed with a clamping tooth on the positioning ring to lock the lighting direction of the lighting device.
Preferably, the first connecting pipe and the second connecting pipe are both of an internal hollow structure, and the positioning mechanism is provided with a through hole for a lead to pass through.
Preferably, a first end of the connecting shaft passes through the through hole of the positioning ring to be connected with the rotating ring, and a second end of the connecting shaft is provided with a radially extending flange, wherein the outer diameter of the flange is larger than the inner diameter of the through hole of the positioning ring.
Furthermore, the positioning mechanism further comprises an elastic piece, one end of the elastic piece abuts against the end face of the flange, and the other end of the elastic piece abuts against the inner end face of the positioning ring.
Furthermore, the rotating ring is provided with an internal thread, an external thread is arranged on the outer side of the first end of the connecting shaft, and the rotating ring is connected with the first end of the connecting shaft in a threaded fit mode.
Preferably, the first connecting pipe and/or the second connecting pipe is an elbow pipe.
Preferably, the first connecting tube is in a snap-fit connection with the rotating ring.
Preferably, the second connecting pipe is connected with the positioning ring in a riveting and press fit mode.
The utility model has the advantages that: the application provides a rotary positioning device of desk lamp, the latch meshing on rotatory ring of being connected through with first connecting pipe and the holding ring of being connected with the second connecting pipe realizes the location, couple together rotatory ring and holding ring with the connecting axle, pull open first connecting pipe and second connecting pipe and can realize the relative rotation between two connecting pipes in order to loosen rotatory ring and holding ring, make rotatory ring and holding ring re-mesh can realize lighting device's rigidity, the difficult wearing and tearing of positioning mechanism through the latch is fixed, rotary positioning device's long service life, the number of times of rotation does not influence fixed effect yet many.
Drawings
FIG. 1 is an exploded view of a rotary positioning device;
FIG. 2 is an exploded front view of the positioning mechanism;
FIG. 3 is an exploded isometric view of the positioning mechanism;
FIG. 4 is a left side view of the positioning mechanism;
FIG. 5 is a cross-sectional view taken at A-A of FIG. 4;
fig. 6 is an effect diagram of the rotary positioning device as a desk lamp support.
The labels in the figure are: 1-a first connection pipe; 2-a second connecting tube; 3-rotating the ring; 4-a positioning ring; 5-a connecting shaft; 501-a flange; 6-elastic member.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1 to 6, a rotary positioning device of a desk lamp includes a first connecting pipe 1, a second connecting pipe 2, and a positioning mechanism disposed between the first connecting pipe 1 and the second connecting pipe 2, wherein a first end of the first connecting pipe 1 is used for installing a lighting device, a second end of the first connecting pipe 1 is connected to the second connecting pipe 2 through the positioning mechanism, the first connecting pipe 1 and the second connecting pipe 2 cooperate to form a desk lamp support (as shown in fig. 6), and the first connecting pipe 1 can rotate relative to the second connecting pipe 2 through the positioning mechanism to control rotation of the lighting device;
the positioning mechanism comprises a rotating ring 3, a connecting shaft 5 and a positioning ring 4, the rotating ring 3 is fixedly connected with the first connecting pipe 1, the positioning ring 4 is fixedly connected with the second connecting pipe 2, the rotating ring 3 is connected with the positioning ring 4 through the connecting shaft 5, the rotating ring 3 is fixedly connected with the connecting shaft 5, the positioning ring 4 is movably connected with the connecting shaft 5, and the latch on the rotating ring 3 can be engaged with the latch on the positioning ring 4 to lock the direction of the lighting device.
When the desk lamp is in work, when the irradiation position of the lighting device of the desk lamp needs to be adjusted, the second connecting pipe 2 is held and stretched outwards for a certain distance, so that the rotating ring 3 fixed on the first connecting pipe 1 is separated from the positioning ring 4, the rotating ring 3 rotates around the connecting shaft 5 by rotating the first connecting pipe 1 or the positioning ring 4 rotates around the connecting shaft 5 by rotating the second connecting pipe 2, and the irradiation direction is adjusted; after rotating to the proper position, the rotating ring 3 is meshed with the latch of the positioning ring 4 again to fix the irradiation direction.
The first connecting pipe 1 and the second connecting pipe 2 are both of an internal hollow structure, and the positioning mechanism is provided with a through hole for a lead to pass through. First connecting pipe 1, second connecting pipe 2 and positioning mechanism all are equipped with the space that the wire passed, and the wire can be for lighting device switch on through the connecting pipe, and the wire can be hidden in the connecting pipe, makes the outward appearance of desk lamp cleaner and tidier and pleasing to the eye, and relative rotation between the connecting pipe can not lead to the fact the influence to the wire.
As shown in fig. 2 to 4, in the present embodiment, a first end of the connecting shaft 5 passes through the through hole of the positioning ring 4 to be connected to the rotating ring 3, a second end of the connecting shaft 5 is provided with a radially extending flange 501, an outer diameter of the flange 501 is larger than an inner diameter of the through hole of the positioning ring 4, the flange 501 is used for blocking the second end of the connecting shaft 5 in an inner cavity of the positioning ring 4, so that the connecting shaft 5 and the positioning ring 4 can move relatively and the connecting shaft 5 cannot be pulled out from the second connecting pipe 2.
The rotating ring 3 is provided with internal threads, the first end part of the connecting shaft 5 is provided with external threads, and the rotating ring 3 is connected with the first end part of the connecting shaft 5 in a threaded fit mode. Specifically, the rotating ring 3 is provided with an internal thread, an external thread is arranged on the outer side of the first end of the connecting shaft 5, and the rotating ring 3 is connected with the first end of the connecting shaft 5 in a threaded fit manner. When the first connecting pipe 1 and the second connecting pipe 2 are installed, the rotating ring 3 on the first connecting pipe 1 and the connecting shaft 5 on the second connecting pipe 2 are in threaded butt joint and screwed, so that the assembly can be completed, and the assembly process is simple.
As shown in fig. 2 to 5, the positioning mechanism further includes an elastic member 6, one end of the elastic member 6 abuts against the end surface of the flange 501, the other end abuts against the inner end surface of the positioning ring 4, and the elastic member 6 is used for providing a restoring elastic force for the connecting shaft 5. After the second connecting pipe 2 is held and stretched outwards, the distance between the rotating ring 3 and the positioning ring 4 is pulled open, the connecting shaft 5 is driven by the rotating ring 3 to move, the distance between the flange 501 and the inner end face of the positioning ring 4 is reduced, the elastic piece 6 is compressed and deformed, after the second connecting pipe 2 is released, the connecting shaft 5 is reset under the elastic action of the elastic piece 6, the connecting shaft 5 pulls the rotating ring 3 to be meshed with the positioning ring 4 again for positioning, and the elastic piece 6 is adopted to enable the position to be fixed more easily and labor-saving.
In this embodiment, the elastic member 6 is one of a spring, a spring plate, or a flexible block.
The first connecting pipe 1 and/or the second connecting pipe 2 are/is a bent pipe. In this embodiment, first connecting ring with second connecting pipe 2 is the return bend, can rotate lighting device to different positions through rotating first connecting pipe 1 on, can design the return bend of different shapes according to the lighting requirements of desk lamp. In other embodiments, the first connection pipe 1 may be a bent pipe, and the second connection pipe 2 may be a straight pipe.
In this embodiment, the first connecting pipe 1 and the rotating ring 3 are connected in a rivet press fit manner. In this embodiment, the second connecting pipe 2 is connected to the positioning ring 4 in a riveting and press fit manner. Fixed through the riveting mode, improved the wholeness of device, the fixed effect of direction is better, is difficult for appearing the part wearing and tearing, and spare part is also difficult to lose.
To sum up, this embodiment provides a rotary positioning device of desk lamp, through the rotatory ring of being connected with first connecting pipe and the latch meshing location on the holding ring of being connected with the second connecting pipe, adopt the connecting axle to couple together rotatory ring and holding ring, loosen rotatory ring and holding ring and just can realize the relative rotation between two connecting pipes, the effect of fixed position is realized in the reengagement, the difficult wearing and tearing of latch, rotary positioning device's long service life, the number of times of rotation is many also can not influence fixed effect, can come arbitrary regulation lighting direction according to use habit and use scene, adjust lighting direction's convenient operation. The assembly process of the rotary positioning device is simple, the space through which the wire passes is arranged, the overall appearance of the desk lamp is simple and attractive, the elastic piece is arranged for resetting the positioning ring, and the desk lamp is easy to rotate and fix.
The above-mentioned embodiments are only one of the preferred embodiments of the present invention, and the ordinary changes and substitutions performed by those skilled in the art within the technical scope of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The rotary positioning device of the desk lamp is characterized by comprising a first connecting pipe (1), a second connecting pipe (2) and a positioning mechanism arranged between the first connecting pipe (1) and the second connecting pipe (2), wherein a first end of the first connecting pipe (1) is used for installing a lighting device, a second end of the first connecting pipe (1) is connected with the second connecting pipe (2) through the positioning mechanism, and the first connecting pipe (1) can rotate relative to the second connecting pipe (2) to control the irradiation direction of the lighting device; the positioning mechanism comprises a rotating ring (3), a connecting shaft (5) and a positioning ring (4), the rotating ring (3) is fixedly connected with the first connecting pipe (1), the positioning ring (4) is fixedly connected with the second connecting pipe (2), the rotating ring (3) is connected with the positioning ring (4) through the connecting shaft (5), the rotating ring (3) is fixedly connected with the connecting shaft (5), the positioning ring (4) is movably connected with the connecting shaft (5), and a clamping tooth on the rotating ring (3) can be meshed with a clamping tooth on the positioning ring (4) to lock the lighting direction of the lighting device.
2. The rotary positioning device of desk lamp as claimed in claim 1, wherein the first connecting tube (1) and the second connecting tube (2) are both hollow structures, and the positioning mechanism is provided with a through hole for a wire to pass through.
3. The rotary positioning device of desk lamp as claimed in claim 1, wherein the first end of the connecting shaft (5) is connected to the rotary ring (3) through the through hole of the positioning ring (4), and the second end of the connecting shaft (5) is provided with a radially extending flange (501), and the outer diameter of the flange (501) is larger than the inner diameter of the through hole of the positioning ring (4).
4. The rotary positioning device of desk lamp as claimed in claim 3, wherein said positioning mechanism further comprises an elastic member (6), one end of said elastic member (6) abuts against the end face of said flange (501), and the other end abuts against the inner end face of said positioning ring (4).
5. The rotary positioning device of desk lamp as claimed in claim 3, wherein the rotary ring (3) is provided with an internal thread, the outer side of the first end of the connecting shaft (5) is provided with an external thread, and the rotary ring (3) is connected with the first end of the connecting shaft (5) in a screw-fit manner.
6. The rotary positioning device of desk lamp according to claim 1, wherein the first connecting tube (1) and/or the second connecting tube (2) is a bent tube.
7. The rotary positioning device of desk lamp as claimed in claim 1, wherein the first connecting tube (1) is connected with the rotary ring (3) by riveting press fit.
8. The rotary positioning device of desk lamp as claimed in claim 1, wherein the second connecting tube (2) is connected with the positioning ring (4) by riveting and pressing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021804789.3U CN212901346U (en) | 2020-08-26 | 2020-08-26 | Rotary positioning device of desk lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021804789.3U CN212901346U (en) | 2020-08-26 | 2020-08-26 | Rotary positioning device of desk lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212901346U true CN212901346U (en) | 2021-04-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021804789.3U Active CN212901346U (en) | 2020-08-26 | 2020-08-26 | Rotary positioning device of desk lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212901346U (en) |
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2020
- 2020-08-26 CN CN202021804789.3U patent/CN212901346U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Building 2, Cuiheng International Science and Technology Innovation Center, No. 21 Beichen Road, Cuiheng New District, Zhongshan City, Guangdong Province, 528400, 604 Patentee after: Aolei Technology Group Co.,Ltd. Address before: Room 527, Unit 1, Building 2, Qian'an Garden, No. 18 Cuicheng Road, Cuiheng New District, Nanlang Street, Zhongshan City, Guangdong Province, 528400 Patentee before: Zhongshan Aolei Technology Co.,Ltd. Address after: Room 527, Unit 1, Building 2, Qian'an Garden, No. 18 Cuicheng Road, Cuiheng New District, Nanlang Street, Zhongshan City, Guangdong Province, 528400 Patentee after: Zhongshan Aolei Technology Co.,Ltd. Address before: 518000 A2 fifth floor, Fuhai information port, Qiaotou community, Fuhai street, Shenzhen, Guangdong, Baoan District Patentee before: Shenzhen Olight E-Commerce Technology Co.,Ltd. |
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| CP03 | Change of name, title or address |