CN215596171U - Fixed-axis U-shaped internal-folding rotating mechanism - Google Patents
Fixed-axis U-shaped internal-folding rotating mechanism Download PDFInfo
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- CN215596171U CN215596171U CN202120838173.6U CN202120838173U CN215596171U CN 215596171 U CN215596171 U CN 215596171U CN 202120838173 U CN202120838173 U CN 202120838173U CN 215596171 U CN215596171 U CN 215596171U
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Abstract
The utility model discloses a fixed-shaft U-shaped inward-folding rotating mechanism which comprises a rotating shaft cover and a rotating shaft, wherein the rotating shaft comprises a base, and a movable main arm and a rotating auxiliary arm which are symmetrically distributed on two sides; the main rotating arm is provided with a semicircular arc block, the base is provided with a semicircular arc chute, and the rotating shaft cover is provided with a circular arc block; the semicircular arc block is in sliding fit with the semicircular arc chute to drive the arc to rotate, when the arc rotates to 90 degrees at 180 degrees, the semicircular arc block is matched with the arc block on the rotating shaft cover, so that the rotating shaft drives the rotating shaft cover to move up and down in the process of rotating to 0 degree at 90 degrees, and the synchronous rotating action of the fixed shaft at 0-180 degrees is realized; a connecting rod is arranged between the rotating auxiliary arms, an inclined sliding groove and a connecting groove are respectively arranged on the rotating auxiliary arms, a rotating column is arranged on the connecting rod, and the rotating column is matched with the inclined sliding groove and the connecting groove to realize the synchronous rotating action of a fixed shaft of 0-180 degrees; and a spring is arranged between the rotating shaft and the rotating shaft cover to realize the elastic action, and generates elastic force in the compression process, so that the rotating shaft cover can move up and down.
Description
Technical Field
The utility model relates to the technical field of rotating shaft design, in particular to a fixed-shaft U-shaped inward-folding rotating mechanism.
Background
Folded screens, referred to as flexible OLEDs. The successful mass production of the folding screen is not only greatly better than the manufacturing of a new generation of high-end smart phone, but also brings profound influence on the application of wearable equipment due to the characteristics of low power consumption and flexibility, and the folding screen can be widely applied along with the continuous penetration of a personal intelligent terminal in the future. The folding screen mobile phone is a mobile phone with a flexible and flexible screen, which is also called as a winding mobile phone because of being shaped like a winding. Compared with the traditional screen, the folding screen has obvious advantages, is lighter and thinner in size, is lower than the original device in power consumption, is beneficial to improving the cruising ability of equipment, and simultaneously has the advantages of being capable of being bent and good in flexibility, greatly higher in durability than the traditional screen and capable of reducing the accidental damage probability of the equipment.
To realize the folding function of the folding screen, besides the screen itself, the design of the connecting component for realizing folding, namely the connecting shaft at the bending position, is also the biggest technical problem. Considering the particularity of the folding screen, the traditional rotating shaft has no way to meet the functional requirements, a special rotating shaft of the folding screen is needed for auxiliary realization, considering the combination with the flexible screen, the flexible screen has the particularity, the rotating shaft has certain difficulty in industrial processing, the precision requirement of accessories is extremely high, and the processing difficulty is simplified while the application of the flexible screen is met, so that the industrialization can be realized.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provide a fixed-axis U-shaped inward-folding rotating mechanism.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the fixed-shaft U-shaped inward-folding rotating mechanism comprises a rotating shaft cover and a rotating shaft, wherein the rotating shaft comprises a base, and a movable main arm and a rotating auxiliary arm which are symmetrically distributed on two sides; the main rotating arm is provided with a semicircular arc block, the base is provided with a semicircular arc chute, and the rotating shaft cover is provided with a circular arc block;
the semicircular arc block is in sliding fit with the semicircular arc chute to drive the arc to rotate, when the arc rotates to 90 degrees at 180 degrees, the semicircular arc block is matched with the arc block on the rotating shaft cover, so that the rotating shaft drives the rotating shaft cover to move up and down in the process of rotating to 0 degree at 90 degrees, and the synchronous rotating action of the fixed shaft at 0-180 degrees is realized;
a connecting rod is arranged between the rotating auxiliary arms, an inclined sliding groove and a connecting groove are respectively arranged on the rotating auxiliary arms, a rotating column is arranged on the connecting rod, and the rotating column is matched with the inclined sliding groove and the connecting groove to realize the synchronous rotating action of a fixed shaft of 0-180 degrees;
and a spring is arranged between the rotating shaft and the rotating shaft cover to realize the elastic action, and generates elastic force in the compression process, so that the rotating shaft cover can move up and down.
Particularly, the main rotating arm is provided with a transverse sliding groove, the auxiliary rotating arm is provided with a transverse sliding block, and the transverse sliding block slides in the transverse sliding groove to realize the rotating connection of the main rotating arm and the auxiliary rotating arm.
Particularly, the auxiliary rotating arm is provided with a connecting hole, a connecting shaft is arranged in the connecting hole, the connecting shaft is respectively provided with a large spring for realizing elasticity and torsion and realizing self-locking, positioning and force action at 0-180 degrees, the auxiliary rotating arm is provided with a cam curved surface, the connecting shaft is provided with an integrated concave wheel connecting plate, the concave wheel connecting plate is provided with a concave wheel curved surface, the cam curved surface and the concave wheel curved surface are in concave-convex fit with the self-locking and positioning action at 0-180 degrees, and screen support at 180 degrees is met.
Particularly, the rotating shafts are distributed at two ends of the rotating shaft cover, a screen lower connecting plate is arranged between the rotating shafts, and screen lower supporting plates which are symmetrically distributed are arranged on two sides of the long edge of the rotating shaft cover.
The utility model has the beneficial effects that: the fixed-shaft U-shaped inward-folding rotation mechanism provided by the utility model has the advantages that the rotating shaft cover, the rotating main arm, the rotating auxiliary arm and the fixed seat are in rotating fit, the semicircular arc block is in sliding fit with the semicircular arc chute to drive the arc to rotate, when the rotating shaft cover rotates to 90 degrees by 180 degrees, the semicircular arc block is matched with the circular arc block on the rotating shaft cover, so that the rotating shaft drives the rotating shaft cover to move up and down in the process of rotating to 0 degree by 90 degrees, the synchronous rotating action of the fixed shaft by 0-180 degrees is realized, the concave wheel is matched with the curved surface of the cam connecting plate, the self-locking and positioning actions of 0 degree, 180 degrees and 360 degrees are realized, the concave wheel connecting plate is driven to rotate, the supporting, self-locking and positioning actions of 180 degrees are realized, and the structural design of the concave cam and the spring is matched to meet the clamping point self-locking and supporting actions under the states of 0 degree and 180 degrees.
Drawings
FIG. 1 is one of the overall structures of a fixed-axis U-shaped internal-folding mechanism according to the present invention.
FIG. 2 is a second overall structure diagram of the fixed-axis U-shaped internal-folding mechanism of the present invention.
FIG. 3 is a third overall structure diagram of the fixed-axis U-shaped internal-folding mechanism of the present invention.
FIG. 4 is a partial view of the fixed-axis U-shaped internal-folding mechanism of the present invention.
Fig. 5 is a partially exploded view of the fixed-axis U-shaped internal-folding rotating mechanism of the present invention.
FIG. 6 is a structural view of a rotating shaft of the fixed-shaft U-shaped internal-folding rotating mechanism of the present invention.
FIG. 7 is a partial view of the rotating shaft of the fixed-shaft U-shaped internal-folding rotating mechanism of the present invention.
FIG. 8 is a structural view of a rotary shaft cover in the fixed shaft U-shaped internal folding rotary mechanism of the present invention.
Fig. 9 is a structure view of a main rotating arm in the fixed-axis U-shaped internal-folding rotating mechanism of the present invention.
Fig. 10 shows a structure of a rotary auxiliary arm in the fixed-axis U-shaped internal-folding rotary mechanism of the present invention.
FIG. 11 is a structural view of a link in the fixed-axis U-shaped fold-in rotating mechanism of the present invention.
FIG. 12 is an exploded view of the rotating shaft of the fixed-shaft U-shaped internal-folding rotating mechanism of the present invention.
Fig. 13 is an exploded view of the fixed-axis U-shaped internal-folding rotating mechanism of the present invention.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
the following examples are provided below in conjunction with the illustrations of fig. 1-13.
Example 1:
the fixed-axis U-shaped inward-folding rotation mechanism disclosed by the embodiment comprises a rotation shaft cover 1 and a rotation shaft 2, wherein the rotation shaft 2 comprises a base 3, and a movable main arm 4 and a rotary auxiliary arm 5 which are symmetrically distributed on two sides; the main rotating arm 4 is provided with a semi-circular arc block 41, the base 3 is provided with a semi-circular arc chute 31, and the rotating shaft cover 1 is provided with a circular arc block 101; the semicircular arc block 41 is in sliding fit with the semicircular arc chute 31 to drive an arc to rotate, when the angle of 180 degrees is rotated to 90 degrees, the semicircular arc block 41 is matched with the arc block 101 on the rotating shaft cover 1, so that in the process of rotating the angle of 90 degrees to 0 degree, the rotating shaft 2 drives the rotating shaft cover 1 to move up and down, and the synchronous rotating action of 0-180 degrees fixed shaft is realized; a connecting rod 6 is arranged between the auxiliary rotating arms 5, an inclined sliding groove 51 and a connecting groove 52 are respectively arranged on the auxiliary rotating arms 5, a rotating column 61 is arranged on the connecting rod 6, and the rotating column 61 is matched with the inclined sliding groove 51 and the connecting groove 52 to realize a fixed-axis synchronous rotation function of 0-180 degrees; the spring 7 is arranged between the rotating shaft 2 and the rotating shaft cover 1 to realize the elastic force effect, the elastic force is generated in the compression process, the rotating shaft cover 1 moves up and down, the spring 7 is matched with the nut 13 to realize the elastic force effect, and the rotating shaft cover 1 is provided with the nut connecting column 14.
The applicant states that a new method, which is generated by combining some steps of the above-mentioned embodiment with the technical solution of the present invention part based on the above-mentioned embodiment, is also one of the description scope of the present invention, and other embodiments of these steps are not listed in the present application for the sake of brevity.
In the above embodiment, the main rotating arm 4 is provided with the transverse sliding slot 42, the auxiliary rotating arm 5 is provided with the transverse sliding block 53, and the transverse sliding block 53 slides in the transverse sliding slot 42 to realize the rotating connection between the main rotating arm 4 and the auxiliary rotating arm 5. The rotary auxiliary arm 5 is provided with a connecting hole 54, a connecting shaft 8 is arranged in the connecting hole 54, a large spring 9 for realizing elasticity and torsion and realizing self-locking, positioning and force action at 0-180 degrees is respectively arranged on the connecting shaft 8, the rotary auxiliary arm 5 is provided with a cam curved surface 55, an integrated concave wheel connecting plate 10 is arranged on the connecting shaft 8, a concave wheel curved surface 111 is arranged on the concave wheel connecting plate 10, and the cam curved surface 55 and the concave wheel curved surface 111 are in concave-convex fit with the self-locking positioning action at 0-degree and 180-degree states, so that the screen support at 180-degree state is met. The two ends of the rotating shaft cover 1 are distributed on the rotating shaft 2, a screen lower connecting plate 11 is arranged between the rotating shaft 2, and screen lower supporting plates 12 which are symmetrically distributed are arranged on two sides of the long edge of the rotating shaft cover 1.
The applicant further states that the present invention is described in the above embodiments to explain the implementation method and device structure of the present invention, but the present invention is not limited to the above embodiments, i.e. it is not meant to imply that the present invention must rely on the above methods and structures to implement the present invention. It should be understood by those skilled in the art that any modifications to the present invention, the addition of equivalent alternatives to the embodiments of the present invention and steps, the selection of specific modes, etc., are within the scope of the present invention and the disclosure.
The technical principle of the embodiment is as follows:
the rotary shaft cover, the main rotary arm, the auxiliary rotary arm and the fixing seat are in running fit, the semicircular arc block and the semicircular arc sliding groove are in sliding fit to drive the circular arc to rotate, when the angle of 180 degrees reaches 90 degrees, the semicircular arc block is matched with the circular arc block on the rotary shaft cover, so that the angle of 90 degrees is rotated to the angle of 0 degree, the rotary shaft drives the rotary shaft cover to move up and down, the synchronous rotating effect of 0-180 degrees fixed shaft is realized, the concave wheel is matched with the curved surface of the cam connecting plate, the self-locking and positioning effects of 0 degree, 180 degrees and 360 degrees are realized, the concave wheel connecting plate is driven to rotate, the supporting, self-locking and positioning effects of 180 degrees of the screen are realized, and the structural design of the concave cam and the spring is matched to meet the clamping point self-locking and supporting effects under the states of 0 degree and 180 degrees.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, so that the equivalent changes or modifications of the structure, features and principles of the present invention by those skilled in the art should fall within the protection scope of the present invention.
Claims (4)
1. Dead axle U type infolding slewing mechanism, its characterized in that: the device comprises a rotating shaft cover and a rotating shaft, wherein the rotating shaft comprises a base, and a movable main arm and a rotary auxiliary arm which are symmetrically distributed on two sides; the main rotating arm is provided with a semicircular arc block, the base is provided with a semicircular arc chute, and the rotating shaft cover is provided with a circular arc block;
the semicircular arc block is in sliding fit with the semicircular arc chute to drive the arc to rotate, when the arc rotates to 90 degrees at 180 degrees, the semicircular arc block is matched with the arc block on the rotating shaft cover, so that the rotating shaft drives the rotating shaft cover to move up and down in the process of rotating to 0 degree at 90 degrees, and the synchronous rotating action of the fixed shaft at 0-180 degrees is realized;
a connecting rod is arranged between the rotating auxiliary arms, an inclined sliding groove and a connecting groove are respectively arranged on the rotating auxiliary arms, a rotating column is arranged on the connecting rod, and the rotating column is matched with the inclined sliding groove and the connecting groove to realize the synchronous rotating action of a fixed shaft of 0-180 degrees;
and a spring is arranged between the rotating shaft and the rotating shaft cover to realize the elastic action, and generates elastic force in the compression process, so that the rotating shaft cover can move up and down.
2. The fixed-axis U-shaped inward-folding rotating mechanism according to claim 1, characterized in that:
the main rotating arm is provided with a transverse sliding groove, the auxiliary rotating arm is provided with a transverse sliding block, and the transverse sliding block slides in the transverse sliding groove to realize the rotating connection of the main rotating arm and the auxiliary rotating arm.
3. The fixed-axis U-shaped inward-folding rotating mechanism according to claim 1, characterized in that:
the rotary auxiliary arm is provided with a connecting hole, a connecting shaft is arranged in the connecting hole, the connecting shaft is respectively provided with a large spring for realizing elasticity and torsion and realizing self-locking, positioning and force action at 0-180 degrees, the rotary auxiliary arm is provided with a cam curved surface, the connecting shaft is provided with an integrated concave wheel connecting plate, the concave wheel connecting plate is provided with a concave wheel curved surface, the cam curved surface and the concave wheel curved surface are in concave-convex fit with the self-locking positioning action at 0-180 degrees, and screen support at 180 degrees is met.
4. The fixed-axis U-shaped inward-folding rotating mechanism according to claim 1, characterized in that:
the pivot distributes the both ends of pivot lid, just be equipped with the screen connecting plate down between the pivot, the long limit both sides of pivot lid are equipped with the screen backup pad of symmetric distribution down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120838173.6U CN215596171U (en) | 2021-04-20 | 2021-04-20 | Fixed-axis U-shaped internal-folding rotating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120838173.6U CN215596171U (en) | 2021-04-20 | 2021-04-20 | Fixed-axis U-shaped internal-folding rotating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215596171U true CN215596171U (en) | 2022-01-21 |
Family
ID=79872010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120838173.6U Active CN215596171U (en) | 2021-04-20 | 2021-04-20 | Fixed-axis U-shaped internal-folding rotating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215596171U (en) |
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2021
- 2021-04-20 CN CN202120838173.6U patent/CN215596171U/en active Active
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| GR01 | Patent grant | ||
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| CP02 | Change in the address of a patent holder |
Address after: No. 2, Shangli Road, Shipai Town, Dongguan City, Guangdong Province, 523000 Patentee after: DONGGUAN JINFENG ELECTRONIC Co.,Ltd. Address before: 523000 Puxin Industrial Zone, Shipai Town, Dongguan City, Guangdong Province Patentee before: DONGGUAN JINFENG ELECTRONIC Co.,Ltd. |