CN215980418U - Linkage lifting pivot structure - Google Patents
Linkage lifting pivot structure Download PDFInfo
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- CN215980418U CN215980418U CN202122261049.0U CN202122261049U CN215980418U CN 215980418 U CN215980418 U CN 215980418U CN 202122261049 U CN202122261049 U CN 202122261049U CN 215980418 U CN215980418 U CN 215980418U
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- linkage
- rotating shaft
- supporting seat
- strip
- pivot structure
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Abstract
The utility model discloses a linkage lifting pivot structure, which comprises a supporting seat, a linkage assembly and a rotating shaft; the rotating shaft is rotatably connected to the supporting seat and is connected with a first connecting frame in a linkage manner; the linkage assembly comprises a linkage gear in linkage and sleeve joint with the rotating shaft and a linkage rack which is connected to the supporting seat in a sliding way and is meshed with the linkage gear, and the rear end of the linkage rack is connected with a linkage rod; the supporting seat is connected with a second connecting frame. In the process of lifting the display screen end, the rotating shaft can be driven to rotate by the first connecting frame, and the linkage rod can be driven to move to act on the supporting frame by the cooperation of the linkage gear and the linkage rack, so that the supporting frame rotates downwards, and the supporting plate lifts the host system end to a certain angle. Therefore, the utility model can synchronously lift the host system end by rotating the display screen end, thereby not only saving time and labor, but also having the advantages of simple structure and stable operation.
Description
Technical Field
The utility model relates to the technical field of electronic equipment machinery, in particular to a linkage lifting pivot structure.
Background
In the conventional electronic device, for example, a notebook computer, a display screen end that can be opened and closed relative to a host system end is usually designed on the host system end, so that the display screen end can be opened in an operating state and closed in storage and carrying. In order to accomplish the above operations, the pivot device is mainly used to open and close the display screen end and the system end.
On one hand, in order to facilitate a user to watch the display screen end, the display screen end should be capable of rotating to a certain angle position relative to the system end and positioning the angle position. On the other hand, in order to facilitate the user to use the system end (such as the keyboard on the system end), the system end should also be able to maintain a certain angle with the desktop, so as to further enhance the heat dissipation effect of the system end, and for this reason, the system end should be rotatably connected with the lifting frame. At present, the rotation of the pivot device and the rotation of the lifting frame are mostly independent operations in steps, so that the time and the labor are slightly wasted.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the problems in the prior art, provides a linkage lifting pivot structure, can synchronously lift the host system end when the display screen end is rotated, and has the advantages of convenience in operation, simple structure and stability in operation.
The purpose of the utility model is mainly realized by the following technical scheme:
the linkage lifting pivot structure comprises a supporting seat, a linkage assembly and a rotating shaft;
the rotating shaft is rotatably connected to the supporting seat and is connected with a first connecting frame in a linkage manner;
the linkage assembly comprises a linkage gear in linkage and sleeve joint with the rotating shaft and a linkage rack which is connected to the supporting seat in a sliding way and is meshed with the linkage gear, and the rear end of the linkage rack is connected with a linkage rod;
the supporting seat is connected with a second connecting frame.
Furthermore, the supporting seat is provided with a strip-shaped connecting opening which is obliquely arranged;
the linkage rack is connected with a connecting piece which penetrates through the strip-shaped connecting opening and can slide in the strip-shaped connecting opening, and the connecting piece is provided with an anti-falling head for preventing the connecting piece from falling off the strip-shaped connecting opening;
when the linkage rack slides along the strip-shaped connecting opening, the linkage rack can move towards the lower back direction or the upper front direction relative to the supporting seat.
Furthermore, a strip-shaped limiting opening is formed in the supporting seat;
the linkage rack is provided with a limiting bulge matched with the strip-shaped limiting opening.
Furthermore, the outer surface of the rear end part of the linkage rod is arranged in an arc surface.
Furthermore, a first connecting hole is formed in the first connecting frame;
and a second connecting hole is formed in the second connecting frame.
Furthermore, the second connecting frame is sleeved on the rotating shaft, and the rotating shaft can rotate relative to the second connecting frame;
and a torsion assembly is further arranged on the rotating shaft.
Furthermore, the torsion assembly comprises a plurality of torsion pieces, and the torsion pieces are sleeved on the rotating shaft and are in interference fit with the rotating shaft;
and the tail end of the rotating shaft is also sleeved with a nut for preventing the torsion assembly from being separated from the rotating shaft.
The utility model has the following beneficial effects: in the process of lifting the display screen end, the rotating shaft can be driven to rotate by the first connecting frame, and the linkage rod can be driven to move to act on the supporting frame by the cooperation of the linkage gear and the linkage rack, so that the supporting frame rotates downwards, and the supporting plate lifts the host system end to a certain angle. Therefore, the utility model can synchronously lift the host system end by rotating the display screen end, thereby not only saving time and labor, but also having the advantages of simple structure and stable operation.
Drawings
In order to more clearly illustrate the embodiments of the present invention, the drawings, which are required to describe the embodiments of the present invention, will be briefly described below. It is obvious that the drawings in the following description are only some embodiments described in the present invention, and that other drawings can be derived from the following drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural view of a linkage lift pivot structure according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a linkage lift pivot structure according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a linkage lift pivot structure according to an embodiment of the present invention;
FIG. 4 is a schematic structural view of a linkage lift pivot structure according to an embodiment of the present invention at a closed angle of 0 degrees;
FIG. 5 is a schematic structural view of a linkage lifting pivot structure according to an embodiment of the present invention when a display screen end is lifted by 25 degrees;
fig. 6 is a schematic structural view of a linkage lifting pivot structure according to an embodiment of the present invention when the display screen end is lifted 130 degrees.
Wherein, the part names corresponding to the reference numbers are as follows: 10. the support seat, 11, bar connection opening, 12, bar spacing opening, 20, interlock subassembly, 21, interlock gear, 22, interlock rack, 221, connecting piece, 222, anticreep head, 223, spacing arch, 23, interlock pole, 30, pivot, 31, nut, 41, first link, 411, first link, 42, second link, 421, second link, 50, torsion subassembly, 51, torsion piece, 61, support frame, 62, backup pad, 71, display screen end, 72, host system end.
Detailed Description
In order to make those skilled in the art better understand the present invention, the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention. It should be apparent that the embodiments described below are only some, but not all, of the embodiments of the present invention. All other embodiments that can be derived by a person skilled in the art from the embodiments described herein without inventive step are within the scope of the present invention.
Example 1
As shown in fig. 1 to 6, the linkage lifting pivot structure includes a supporting base 10, a linkage assembly 20 and a rotating shaft 30;
the rotating shaft 30 is rotatably connected to the supporting seat 10, and the first connecting frame 41 is connected to the rotating shaft 30 in a linkage manner;
the linkage assembly 20 comprises a linkage gear 21 in linkage and sleeve joint with the rotating shaft 30 and a linkage rack 22 which is connected to the supporting seat 10 in a sliding way and is meshed with the linkage gear 21, and the rear end of the linkage rack 22 is linked with a linkage rod 23;
the support base 10 is connected with a second connecting frame 42.
Taking the application on notebook computer as an example, first link 41 is connected at the real screen end, and second link 42 is connected at the host system end, and in addition, the preceding tip of host system end is provided with installation breach (not marked in the figure), and the host system end articulates through elastic component (not marked in the figure) has the support frame 61 that is located the installation breach, and the elastic component acts on support frame 61 for: the support frame 61 can be parallel to the host system end and can be accommodated in the mounting notch. In order to facilitate the matching between the linkage rod 23 and the support frame 61, the front end of the support frame 61 is inclined, and the length of the support frame 61 in the front-back direction is gradually shortened from bottom to top. The bottom of the support frame 61 may be engaged with a support plate 62 for supporting the host system side.
When the display screen end is closed on the host system end, as shown in fig. 4, the linking rod 23 is located at the extreme position far away from the supporting frame 61, at this time, the supporting frame 61 is accommodated in the installation notch under the action of the elastic member, and the supporting plate 62 is also flatly placed on the desktop together with the host system end. The display screen end is lifted, the first connecting frame 41 drives the rotating shaft 30 to rotate, and then drives the linkage gear 21 to rotate, through the engagement between the linkage rack 22 and the linkage gear 21, the linkage rack 22 slides backwards relative to the supporting seat 10, and then drives the linkage rod 23 to move backwards until the linkage rod 23 acts on the supporting frame 61, in the acting process, as shown in fig. 5 and 6, the supporting frame 61 overcomes the action of the elastic member to rotate downwards, so that the supporting plate 62 can lift the host system end to a certain angle.
In order to realize the slidable connection between the linkage rack 22 and the support seat 10, preferably, a strip-shaped connection opening 11 is formed in the support seat 10 in an inclined manner;
the linkage rack 22 is connected with a connecting piece 221 which passes through the strip-shaped connecting opening 11 and can slide in the strip-shaped connecting opening 11, and the connecting piece 221 is provided with an anti-falling head 222 for preventing the connecting piece from falling off the strip-shaped connecting opening 11;
when the interlocking rack 22 slides along the strip-shaped connecting opening 11, the interlocking rack 22 can move towards the lower back direction or the upper front direction relative to the supporting seat 10.
In this embodiment, the linking rack 22 can slide along the strip-shaped connecting opening 11, and when the linking rack 22 moves backward, it can act on the supporting frame 61 downward, so that the supporting frame 61 can be opened at an angle to support the host system by the supporting plate 62.
Preferably, the support seat 10 is further provided with a strip-shaped limit opening 12;
the interlocking rack 22 is provided with a limit bulge 223 which can be matched with the strip-shaped limit opening 12.
In this embodiment, the stability of the movement of the interlocking rack 22 can be improved by the cooperation of the strip-shaped limiting opening 12 and the limiting protrusion 223.
In order to reduce the mutual abrasion between the linkage rod 23 and the support frame 61, preferably, the outer surface of the rear end of the linkage rod 23 is an arc surface.
In this embodiment, the rear end of the linkage rod 23 is a circular arc surface, and no matter what angle the support frame 61 is located relative to the linkage rod 23, the linkage rod 23 can effectively act on the support frame 61.
Preferably, the first connecting frame 41 is provided with a first connecting hole 411;
the second connecting frame 42 is provided with a second connecting hole 421.
In this embodiment, the first connection hole 411 is used for connecting to the host system side, and the second connection hole 421 is used for connecting to the host system side.
Preferably, the second connecting frame 42 is sleeved on the rotating shaft 30, and the rotating shaft 30 can rotate relative to the second connecting frame 42;
the rotating shaft 30 is further provided with a torsion assembly 50.
In this embodiment, the second connecting frame 42 is sleeved on the rotating shaft 30 to improve the stability of the pivot structure. The torsion assembly 50 is used to provide an interference force for the rotation shaft 30 to position the display screen end.
Preferably, the torsion assembly 50 includes a plurality of torsion pieces 51, and the plurality of torsion pieces 51 are sleeved on the rotating shaft 30 and are in interference fit with the rotating shaft 30;
the end of the rotating shaft 30 is sleeved with a nut 31 for preventing the torsion assembly 50 from being separated from the rotating shaft 30.
In this embodiment, when the rotating shaft is rotated, the torsion piece 51 can generate enough positioning torsion on the rotating shaft 30 to fix the position of the display screen end. The nut 31 can be used to adjust the interference force of the torque plate.
The foregoing is a more detailed description of the present invention in connection with specific preferred embodiments thereof, and it is not intended that the specific embodiments of the present invention be limited to these descriptions. For those skilled in the art to which the utility model pertains, other embodiments that do not depart from the gist of the utility model are intended to be within the scope of the utility model.
Claims (7)
1. Linkage lifting pivot structure, its characterized in that: comprises a supporting seat (10), a linkage component (20) and a rotating shaft (30);
the rotating shaft (30) is rotatably connected to the supporting seat (10), and the rotating shaft (30) is connected with a first connecting frame (41) in a linkage manner;
the linkage assembly (20) comprises a linkage gear (21) in linkage and sleeve joint with the rotating shaft (30) and a linkage rack (22) which is connected to the supporting seat (10) in a sliding way and is meshed with the linkage gear (21), and the rear end of the linkage rack (22) is connected with a linkage rod (23);
the supporting seat (10) is connected with a second connecting frame (42).
2. The linking and lifting pivot structure of claim 1, wherein: the supporting seat (10) is provided with a strip-shaped connecting opening (11) which is obliquely arranged;
the linkage rack (22) is connected with a connecting piece (221) which penetrates through the strip-shaped connecting opening (11) and can slide in the strip-shaped connecting opening (11), and the connecting piece (221) is provided with an anti-falling head (222) for preventing the connecting piece from falling off the strip-shaped connecting opening (11);
when the linkage rack (22) slides along the strip-shaped connecting opening (11), the linkage rack (22) can move towards the lower back direction or the upper front direction relative to the supporting seat (10).
3. The linking and lifting pivot structure of claim 1, wherein: the supporting seat (10) is also provided with a strip-shaped limiting opening (12);
the linkage rack (22) is provided with a limit bulge (223) which can be matched with the strip-shaped limit opening (12).
4. The linking and lifting pivot structure of claim 1, wherein: the outer surface of the rear end part of the linkage rod (23) is arranged in a circular arc surface.
5. The linking and lifting pivot structure of claim 1, wherein: the first connecting frame (41) is provided with a first connecting hole (411);
the second connecting frame (42) is provided with a second connecting hole (421).
6. The interlocking lift pivot structure according to any one of claims 1 to 5, characterized in that: the second connecting frame (42) is sleeved on the rotating shaft (30), and the rotating shaft (30) can rotate relative to the second connecting frame (42);
the rotating shaft (30) is also provided with a torsion assembly (50).
7. The linking and lifting pivot structure of claim 6, wherein: the torsion assembly (50) comprises a plurality of torsion pieces (51), and the torsion pieces (51) are sleeved on the rotating shaft (30) and are in interference fit with the rotating shaft (30);
the tail end of the rotating shaft (30) is also sleeved with a nut (31) for preventing the torsion assembly (50) from being separated from the rotating shaft (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122261049.0U CN215980418U (en) | 2021-09-17 | 2021-09-17 | Linkage lifting pivot structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122261049.0U CN215980418U (en) | 2021-09-17 | 2021-09-17 | Linkage lifting pivot structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215980418U true CN215980418U (en) | 2022-03-08 |
Family
ID=80463064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122261049.0U Active CN215980418U (en) | 2021-09-17 | 2021-09-17 | Linkage lifting pivot structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215980418U (en) |
-
2021
- 2021-09-17 CN CN202122261049.0U patent/CN215980418U/en active Active
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