CN218721254U - Rotating shaft mechanism and lamp - Google Patents
Rotating shaft mechanism and lamp Download PDFInfo
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- CN218721254U CN218721254U CN202222744249.6U CN202222744249U CN218721254U CN 218721254 U CN218721254 U CN 218721254U CN 202222744249 U CN202222744249 U CN 202222744249U CN 218721254 U CN218721254 U CN 218721254U
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- rotating shaft
- positioning
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- block
- spindle
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Abstract
The utility model belongs to the technical field of mechanical industry, especially, relate to a pivot mechanism and lamps and lanterns. The rotating shaft mechanism comprises a rotating shaft sleeve, the rotating shaft sleeve is provided with a shaft hole, and a plurality of positioning parts are uniformly distributed in the shaft hole along the inner wall; the rotating shaft block coaxially rotates with the shaft hole, and the rotating shaft block is provided with an elastic positioning component; the elastic positioning component is matched with the plurality of positioning parts to realize the stepped rotation between the rotating shaft sleeve and the rotating shaft block. Because with pivot piece and elastic locating component integration in the pivot cover, form pivot mechanism, location portion and elastic locating component cooperation to realize the stepped rotation between pivot cover and the pivot piece, pivot mechanism can be applied to and connect arbitrary turning, compares in setting up the rubber block of friction usefulness at the both ends of pivot, and this pivot mechanism is not fragile, and life is longer. The lamp comprises a lamp holder and a lamp body, and the lamp holder is rotatably connected with the lamp body through the rotating shaft mechanism. The lamp uses the rotating shaft mechanism, and the stepped rotation of the lamp can be realized.
Description
Technical Field
The utility model belongs to the technical field of mechanical industry, especially, relate to a pivot mechanism and lamps and lanterns.
Background
The rotating shaft is the shaft which is used for connecting main parts of a product and is used for bearing bending moment and torque in rotating work as the name implies. Common rotating shafts are: a mobile phone rotating shaft (a flip phone or a rotary screen mobile phone); a notebook computer rotating shaft; a portable DVD spindle; a rotating shaft of the LED desk lamp; LCD display screen rotating shaft; vehicle-mounted support rotating shafts such as a GPS and the like.
At present, an angle-adjustable lamp is available in the market, the lamp comprises a base, a lamp body and a rotating shaft mechanism, and the lamp body is connected with the base through the rotating shaft mechanism. In order to make the lamp main body rotate steplessly and have damping effect when the lamp main body rotates, rubber blocks for friction are generally arranged at two ends of the rotating shaft. However, the rubber block is easy to wear and age, which greatly affects the rotating effect and the service life, and in addition, the rotating shaft mechanism cannot be positioned at a specific position, which cannot meet the use requirement of step rotation.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pivot mechanism aims at solving current pivot mechanism, and the both ends are adorned the rubber block that the friction was used, easy wearing and tearing, the easy technical problem who ages.
In a first aspect, the present invention provides a pivot mechanism, including:
the rotating shaft sleeve is provided with a shaft hole, and a plurality of positioning parts are uniformly distributed in the shaft hole along the inner wall;
the rotating shaft block coaxially rotates with the shaft hole, and an elastic positioning component is arranged on the rotating shaft block;
the elastic positioning assembly is matched with the plurality of positioning parts to realize stepped rotation between the rotating shaft sleeve and the rotating shaft block.
More further, the resilient positioning assembly comprises:
the elastic piece is arranged perpendicular to the axle center of the axle hole, and one end of the elastic piece is connected with the rotating shaft block;
and the positioning piece is connected with the other end of the elastic piece and matched with the positioning parts.
More closely, the pivot piece still includes:
the elastic piece and the positioning piece are arranged in the first accommodating hole, and part of the positioning piece extends out of the first accommodating hole.
More closely furtherly, location portion is the tooth's socket, the setting element be with tooth's socket looks adaptation's lug.
More closely, the location part is the concave point, the setting element is with the bulb of concave point looks adaptation.
More further, the resilient positioning assembly comprises:
the elastic arms are arranged on the outer surface of the rotating shaft block and matched with the positioning parts.
More closely, at least one set of the elastic arm symmetry sets up in the pivot piece surface.
More closely, the rotating shaft blocks and the shaft holes are coaxially provided with two rotating shafts;
each rotating shaft block is provided with an elastic positioning component.
More closely, pivot mechanism still include with the coaxial spring that sets up in shaft hole, the both ends of spring butt respectively two pivot piece.
In a second aspect, the present invention provides a lamp, including:
a lamp socket;
a lamp body; and
the rotating shaft mechanism is as described above;
the lamp holder is rotatably connected with the lamp main body through the rotating shaft mechanism.
The utility model discloses following beneficial effect has:
one of them, owing to with pivot piece and elastic locating component integration in the pivot cover, form pivot mechanism, location portion with the elastic locating component cooperation to realize the rotation of having the rank between pivot cover and the pivot piece, pivot mechanism can be applied to and connect arbitrary turning, compares in setting up the rubber piece of friction usefulness at the both ends of pivot, and this pivot mechanism is not fragile, and life is longer.
Secondly, because the lamp adopts the rotating shaft mechanism, the positioning part is matched with the elastic positioning assembly, the stepped rotation between the rotating shaft sleeve and the rotating shaft block can be realized, and further the stepped rotation of the rotating body of the lamp is realized.
Drawings
Fig. 1 is a schematic structural view of the lamp of the present invention;
FIG. 2 is an exploded view of FIG. 1;
FIG. 3 is an enlarged view of the spindle mechanism of FIG. 2;
FIG. 4 is a schematic half-sectional view of the hinge mechanism of the present invention;
fig. 5 is an exploded view of a seven-shaft mechanism according to an embodiment of the present invention;
fig. 6 is a cross-sectional view of a seven-axis mechanism according to an embodiment of the present invention.
Reference numerals: 100. a rotating shaft mechanism; 110. a rotating shaft sleeve; 111. a positioning part; 120. a rotating shaft block; 121. a first accommodation hole; 122. a second accommodation hole; 123. mounting grooves; 131. a positioning member; 132. an elastic member; 133. a spring; 134. a resilient arm; 135. a rib is protruded; 200. a light fixture; 210. a base; 220. a lamp body; 230. a connecting structure; 231. a lower case; 232. and (4) an upper shell.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The utility model relates to a pivot mechanism, include:
the rotating shaft sleeve is provided with a shaft hole, and a plurality of positioning parts are uniformly distributed in the shaft hole along the inner wall;
the rotating shaft block coaxially rotates with the shaft hole, and an elastic positioning component is arranged on the rotating shaft block;
the elastic positioning assembly is matched with the positioning parts to realize stepped rotation between the rotating shaft sleeve and the rotating shaft block.
Because with pivot piece and elastic locating component integration in the pivot cover, form pivot mechanism, location portion with the elastic locating component cooperation to realize the stepped rotation between pivot cover and the pivot piece, pivot mechanism can be applied to and connect arbitrary turning, compares in setting up the rubber block of friction usefulness at the both ends of pivot, and this pivot mechanism is not fragile, and life is longer.
The utility model discloses still relate to a lamps and lanterns, it includes lamp stand and lamps and lanterns main part to and foretell pivot mechanism, turn with pivot mechanism rotates and connects. Due to the fact that the lamp uses the rotating shaft mechanism, stepped rotation of the lamp can be achieved.
Example one
As shown in fig. 1 to 4, the present embodiment provides a spindle mechanism 100, including:
the rotating shaft sleeve 110, the rotating shaft sleeve 110 has shaft holes (not marked in the figure) and a plurality of positioning parts 111 are uniformly distributed along the inner wall of the shaft holes;
a rotating shaft block 120 rotating coaxially with the shaft hole, and an elastic positioning component (not marked in the figure) is arranged on the rotating shaft block 120;
the elastic positioning component is matched with the positioning parts 111 to realize the step rotation between the rotating shaft sleeve 110 and the rotating shaft block 120.
Because with pivot piece 120 and elastic locating component integration in pivot cover 110, form pivot mechanism 100, location portion 111 with the elastic locating component cooperation to realize the stepped rotation between pivot cover 110 and the pivot piece 120, pivot mechanism 100 can be applied to and connect arbitrary turning, compares in setting up the rubber block that is used for the friction at the both ends of pivot, and this pivot mechanism 100 is not fragile, and life is longer.
In the rotating shaft mechanism 100 of the embodiment, the positioning portion 111 cooperates with the elastic positioning component to realize the stepped rotation between the rotating shaft sleeve 110 and the rotating shaft block 120, after the rotating shaft is connected with the rotating body, the rotating angle of the rotating body can be limited, and the rotating body has a fixed position, so that the rotating shaft mechanism is very convenient to use.
Example two
As shown in fig. 1 to 4, the elastic positioning assembly includes:
an elastic member 132 arranged perpendicular to the axis of the shaft hole, one end of the elastic member 132 being connected to the rotating shaft block 120;
a positioning member 131 connected to the other end of the elastic member 132, the positioning member 131 being engaged with the plurality of positioning portions 111.
Specifically, the rotating shaft block 120 is cylindrical and can rotate relative to the rotating shaft sleeve 110, a first cylindrical accommodating hole 121 is formed in the side wall of the rotating shaft block 120, the first accommodating hole 121 is arranged along the radial direction of the rotating shaft block 120, and the elastic element 132 can be installed in the first accommodating hole 121. The elastic member 132 may be a spring, the elastic member 132 is installed in the first accommodating hole 121, the positioning member 131 is connected to the elastic member 132, the positioning member 131 is engaged with the positioning portion 111, and the stepped rotation between the rotating shaft sleeve 110 and the rotating shaft block 120 can be realized through the elastic member 132.
EXAMPLE III
As shown in fig. 1 to 4, the spindle block 120 further includes:
the first receiving hole 121 is disposed perpendicular to the axis of the shaft hole, the elastic element 132 and the positioning element 131 are disposed in the first receiving hole 121, and a portion of the positioning element 131 extends out of the first receiving hole 121.
Specifically, the rotating shaft block 120 is cylindrical and can rotate relative to the rotating shaft sleeve 110, a first cylindrical accommodating hole 121 is formed in the side wall of the rotating shaft block 120, the first accommodating hole 121 is arranged along the radial direction of the rotating shaft block 120, and the elastic element 132 can be installed in the first accommodating hole 121. The elastic member 132 may be a spring, the elastic member 132 is installed in the first accommodating hole 121, the positioning member 131 is connected to the elastic member 132, a portion of the positioning member 131 extends out of the first accommodating hole 121, the installation is more stable, the positioning member 131 is matched with the positioning portion 111, and stepped rotation between the rotating shaft sleeve 110 and the rotating shaft block 120 can be achieved through the elastic member 132.
In the present embodiment, the elastic member 132 with different elastic forces is replaced to modify the connection strength between the positioning member 131 and the positioning portion 111, so as to adjust the tightness of the stepped rotation of the rotating shaft mechanism 100.
Example four
As shown in fig. 1 to 4, the elastic element 132 of the present embodiment is disposed in the first accommodating hole 121, and a portion of the positioning element 131 extends out of the first accommodating hole 121.
Specifically, the first receiving hole 121 does not penetrate through the rotating shaft block 120, one end of the elastic element 132 is connected to the closed end of the first receiving hole 121, the other end of the elastic element 132 is connected to the positioning element 131, when the elastic element 132 is in a natural state, one end of the positioning element 131 can protrude out of the first receiving hole 121 so as to be conveniently matched with the positioning portion 111, the elastic element 132 is compressed, and the positioning element 131 can be completely received in the first receiving hole 121.
EXAMPLE five
As shown in fig. 1 to 4, the positioning portion 111 of the present embodiment is a tooth socket, and the positioning member 131 is a protrusion, and the tooth socket is matched with the protrusion.
Specifically, in order to enable the positioning element 131 to be engaged with the positioning part 111 to realize step rotation between the rotating shaft sleeve 110 and the rotating shaft block 120, a plurality of tooth grooves are formed in the inner wall of the rotating shaft sleeve 110 along the axial direction thereof, and the protruding blocks are engaged with the tooth grooves in a concave-convex manner. The spacing between the tooth sockets can be set according to the angle requirement of the stepped rotation, and the more the tooth sockets are, the smaller the angle adjusted by each step of the stepped rotation is. In other embodiments, the positioning portion 111 is a concave point, and the positioning member 131 is a ball head adapted to the concave point.
In combination with the first to fourth embodiments, the two ends of the rotating shaft sleeve 110 are both provided with openings, two rotating shaft blocks 120 are arranged in the rotating shaft sleeve 110, one ends, close to each other, of the two rotating shaft blocks 120 are both provided with second accommodating holes 122, the two rotating shaft blocks 120 are connected through springs 133, the springs 133 can be springs, the two ends of the springs 133 are respectively connected in the second accommodating holes 122 of the two rotating shaft blocks 120, when the springs 133 are in a natural extension state, the rotating shaft blocks 120 can partially protrude out of the opening ends of the rotating shaft sleeve 110, one ends, far away from the springs 133, of the rotating shaft blocks 120 are provided with mounting portions, which can be grooves or protrusions, in this embodiment, the mounting portions are square mounting grooves 123, the mounting grooves 123 are used for connecting one rotating body, and the rotating shaft sleeve 110 is connected with another rotating body.
In other embodiments, the shaft sleeve 110 has an opening at one end and a closed end at the other end. The rotating shaft sleeve 110 is internally provided with a rotating shaft block 120, one end of the rotating shaft block 120 is connected with a spring 133, the spring 133 can be a spring, one end of the spring 133, which is far away from the rotating shaft block 120, is connected with the closed end of the rotating shaft sleeve 110, when the spring 133 is in a natural extension state, the rotating shaft block 120 can partially protrude out of the opening end of the rotating shaft sleeve 110, one end of the rotating shaft block 120, which is far away from the spring 133, is provided with an installation part, which can be a groove or a bulge, the installation part is used for connecting one rotating body, and the rotating shaft sleeve 110 is connected with the other rotating body.
Example six
With reference to fig. 5 and fig. 6, on the basis of the first embodiment: the positioning part 111 is a tooth groove, the elastic positioning component is an elastic arm 134 arranged on the outer surface of the rotating shaft block 120, and the tooth groove is matched with the elastic arm 134.
Specifically, the elastic arm 134 is in clamping fit with the tooth sockets to realize the stepped rotation between the rotating shaft sleeve 110 and the rotating shaft block 120, and here, the interval between the tooth sockets can be set according to the angle requirement of the stepped rotation, and the more the tooth sockets are, the smaller the angle of each stage of the stepped rotation is. The rotating shaft mechanism 100 can be applied to connecting any rotating body, and compared with the mode that rubber blocks used for friction are arranged at two ends of a rotating shaft, the rotating shaft mechanism 100 is not easy to damage and has a longer service life.
EXAMPLE seven
With reference to fig. 5 and 6, the present embodiment is different from the seventh embodiment in that: the resilient arms 134 are provided with ribs 135.
Specifically, a U-shaped groove is formed in the rotating shaft sleeve 110, and the elastic arm 134 is formed in an area surrounded by the U-shaped groove on the rotating shaft sleeve 110, where the rotating shaft sleeve 110 may be made of a metal material or a plastic material, and the elastic arm 134 and the tooth socket are engaged with each other by using characteristics of the material. In order to fully clamp the elastic arm 134 with the tooth socket, a convex rib 135 can be arranged on the connecting arm, and the convex rib 135 is in concave-convex fit with the tooth socket.
As shown in fig. 5 and fig. 6, the present embodiment is different from the seventh embodiment in that: at least one set of the elastic arms 134 is symmetrically arranged on the outer surface of the rotating shaft block 120. Specifically, a plurality of sets of elastic arms 134 may be provided on the outer wall of the spindle cover 110 to improve the stability of the connection between the spindle block 120 and the spindle cover 110. In this embodiment, a set of symmetrically disposed resilient arms 134 are provided.
Example eight
As shown in fig. 1 to 6, a lamp 200 includes a rotating shaft mechanism 100 according to any one of the first to seventh embodiments; and a swivel rotatably connected to the rotating shaft mechanism 100.
In this embodiment, the rotating body includes a base 210 and a lamp body 220, the base 210 has a U-shaped notch for receiving the rotating shaft mechanism 100, the inner wall of the U-shaped notch has a square protrusion, the square protrusion is snap-fitted into the square mounting groove 123 at the end of the rotating shaft block 120, so that the rotating shaft block 120 is fixedly connected to the base 210, and the base 210 and the rotating shaft block 120 are relatively stationary. The rotating shaft sleeve 110 is connected with the lamp main body 220 through a connecting structure 230. The connection structure 230 includes a lower case 231 and an upper case 232, and the rotation shaft sleeve 110 is clamped between the lower case 231 and the upper case 232 and the lamp main body 220 is fixed on the upper case 232 by a bolt fixing connection, so that the lamp main body 220 and the rotation shaft sleeve 110 are relatively stationary. Because the lamp 200 adopts the rotating shaft mechanism 100, the positioning part 111 is matched with the elastic positioning component to realize the stepped rotation between the rotating shaft sleeve 110 and the rotating shaft block 120, and further realize the stepped rotation of the lamp 200.
In other implementations, the spindle block 120 may be connected to the lamp body 220 and the spindle sleeve 110 may be connected to the base 210.
In summary, since the rotating shaft block 120 and the elastic positioning component are integrated in the rotating shaft sleeve 110 to form the rotating shaft mechanism 100, the positioning portion 111 is matched with the elastic positioning component to realize the stepped rotation between the rotating shaft sleeve 110 and the rotating shaft block 120, the rotating shaft mechanism 100 can be applied to connecting any rotating body, compared with the stepped rotation realized by arranging rubber blocks for friction at two ends of the rotating shaft, the rotating shaft mechanism 100 is not easy to damage, and has a longer service life. Because the lamp 200 adopts the rotating shaft mechanism 100, the positioning part 111 is matched with the elastic positioning component to realize the stepped rotation between the rotating shaft sleeve 110 and the rotating shaft block 120, and further realize the stepped rotation of the lamp 200.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A spindle mechanism, comprising:
the rotating shaft sleeve is provided with a shaft hole, and a plurality of positioning parts are uniformly distributed in the shaft hole along the inner wall;
the rotating shaft block coaxially rotates with the shaft hole, and an elastic positioning component is arranged on the rotating shaft block;
the elastic positioning assembly is matched with the positioning parts to realize stepped rotation between the rotating shaft sleeve and the rotating shaft block.
2. A spindle mechanism according to claim 1, wherein the resilient locating means comprises:
the elastic piece is arranged perpendicular to the axle center of the axle hole, and one end of the elastic piece is connected with the rotating shaft block;
and the positioning piece is connected with the other end of the elastic piece and matched with the positioning parts.
3. The spindle mechanism according to claim 2, wherein the spindle block further comprises:
the elastic piece and the positioning piece are arranged in the first accommodating hole, and part of the positioning piece extends out of the first accommodating hole.
4. A rotating shaft mechanism according to claim 2 or 3, wherein the positioning portion is a tooth groove, and the positioning member is a protrusion adapted to the tooth groove.
5. A hinge mechanism according to claim 2 or 3, wherein the positioning portion is a concave point, and the positioning member is a ball head adapted to the concave point.
6. A spindle mechanism according to claim 1, wherein the resilient locating means comprises:
the elastic arms are arranged on the outer surface of the rotating shaft block and matched with the positioning parts.
7. The spindle mechanism according to claim 6, wherein at least one set of the elastic arms is symmetrically disposed on the outer surface of the spindle block.
8. The spindle mechanism according to claim 2, wherein two spindle blocks are provided coaxially with the spindle hole;
each rotating shaft block is provided with an elastic positioning component.
9. The spindle mechanism according to claim 8, further comprising a spring disposed coaxially with the shaft hole, wherein two ends of the spring abut against the two spindle blocks, respectively.
10. A light fixture, comprising:
a lamp socket;
a lamp body; and
a spindle mechanism as claimed in any one of claims 1 to 9;
the lamp holder is rotatably connected with the lamp body through the rotating shaft mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222744249.6U CN218721254U (en) | 2022-10-17 | 2022-10-17 | Rotating shaft mechanism and lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222744249.6U CN218721254U (en) | 2022-10-17 | 2022-10-17 | Rotating shaft mechanism and lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218721254U true CN218721254U (en) | 2023-03-24 |
Family
ID=85587423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222744249.6U Active CN218721254U (en) | 2022-10-17 | 2022-10-17 | Rotating shaft mechanism and lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218721254U (en) |
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2022
- 2022-10-17 CN CN202222744249.6U patent/CN218721254U/en active Active
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