CN221221125U - Hinge with variable torsion - Google Patents
Hinge with variable torsion Download PDFInfo
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- CN221221125U CN221221125U CN202322944978.0U CN202322944978U CN221221125U CN 221221125 U CN221221125 U CN 221221125U CN 202322944978 U CN202322944978 U CN 202322944978U CN 221221125 U CN221221125 U CN 221221125U
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Abstract
The utility model provides a torsion-variable hinge, which comprises a shaft, a first torsion connecting structure and a second torsion connecting structure, wherein the first torsion connecting structure and the second torsion connecting structure are respectively connected with two objects which rotate relatively; the hinge is also provided with a limit matching structure and a locking structure. The utility model has simple structure, can be on the basis of different torque outputs in different stages of the opening stage, has more average torque output in the closing stage, is positioned between different torques, and can be converted into original torque output of the opening operation when the opening operation is converted into the opening operation at any time, thereby having better experience.
Description
Technical Field
The present utility model relates to a torsion-variable hinge for use in a mobile terminal, which may be a notebook computer.
Background
For a notebook computer, the notebook computer has the use requirements that the notebook computer can be easily and quickly opened before the use angle, and the notebook computer can have the functions of stopping rotation at any time and positioning the current rotation angle at any time after the notebook computer reaches the use angle range, and if the notebook computer is a touch screen, the positioning function also needs to resist touch impact force.
In the hinge of the mobile terminal, the conventional two-stage torque output scheme adopts a coil spring mechanism and a friction mechanism pressed by a disc spring to perform two-stage combination, or adopts two coil spring mechanisms to perform two-stage combination, but the torque force during closing is basically in an axisymmetric state with that during opening, and the first half of the closing stage corresponding to the application angle range can be very laborious. There is also a two-stage torsion mechanism in which the torsion during closing and the torsion during opening are in a symmetrical state such that the operation at the beginning of closing is relatively easy, but the torsion during opening cannot be converted into the original torsion output of the opening operation at the same time when the structure is in the closing stage, the function of stopping rotation at any time and positioning the current rotation angle at any time is lost in the use angle range, and the torsion must be returned to the closing state and then opened, so that the operation is very complicated and the experience is also poor.
Disclosure of utility model
The utility model aims to solve the technical problems of providing a hinge with variable torsion and a mobile terminal, which can be easily and quickly opened before the use angle, can have the functions of stopping rotation at any time and positioning the current rotation angle at any time after the use angle reaches the use angle range, and has good experience in closing operation, and can be converted into original torsion output of opening operation when the closing operation is converted into opening operation when the closing operation reaches any intermediate angle.
For this purpose, the utility model adopts the following technical scheme:
The hinge with the torsion variable comprises a shaft and a first torsion connecting structure, wherein the first torsion connecting structure is provided with a first connecting part, and the hinge is characterized in that the hinge is also provided with a second torsion connecting structure, the second torsion connecting structure is provided with a second connecting part, and the first connecting part and the second connecting part are respectively used for being connected with two objects which rotate relatively; the first torsion connecting structure and the second torsion connecting structure are connected with the shaft and respectively output torsion when rotating relative to the shaft, the first torsion connecting structure corresponds to a first angle range, the second torsion connecting structure corresponds to a second angle range, and the first angle range and the second angle range are adjacent angle ranges; the first torsion connecting structure and the second torsion connecting structure are in clamping connection by adopting the reed pipe and the shaft, in the opening direction, the torsion required by the second torsion connecting structure when rotating relative to the shaft is larger than the torsion required by the first torsion connecting structure when rotating relative to the shaft, and the opening directions of the reed pipe of the first torsion connecting structure and the reed pipe of the second torsion connecting structure are opposite, so that the torsion required by the first torsion connecting structure when rotating relative to the shaft in the opening direction is smaller than the torsion required by the second torsion connecting structure when rotating relative to the shaft in the closing direction, and the torsion required by the second torsion connecting structure when rotating relative to the shaft in the opening direction is larger than the torsion required by the second torsion connecting structure when rotating relative to the shaft in the closing direction;
The hinge is provided with a limit matching structure, so that in a first angle range, the first torsion connecting structure rotates relative to the shaft, and in a second angle range, the second torsion connecting structure rotates relative to the shaft; the shaft is further provided with a locking structure, the locking structure and the shaft synchronously rotate, when the second torsion connecting structure is reversed in the closing rotation direction, the locking structure connects the first torsion connecting structure with the shaft, and when the first torsion connecting structure is reversed, the second torsion connecting structure is connected with the shaft.
On the basis of adopting the technical scheme, the utility model can also adopt the following further technical schemes or use the further technical schemes in combination:
In the opening direction, when the first torsion connecting structure rotates in a first angle range, the locking structure is connected with the second torsion connecting structure, when the first torsion connecting structure rotates to a second angle range, the first torsion connecting structure is limited by the limiting fit structure, the locking structure is unlocked for the second torsion connecting structure and is connected with the first torsion connecting structure, when the second torsion connecting structure rotates in a second angle range in the closing direction, the locking structure is connected with the first torsion connecting structure, when the first torsion connecting structure rotates to the first angle range, the second torsion connecting structure is limited by the limiting fit structure, and the locking structure is unlocked for the first torsion connecting structure and is connected with the second torsion connecting structure.
And the shaft is provided with a limiting structure, and the first torsion connecting structure and the second torsion connecting structure are respectively provided with structures corresponding to the limiting structure to form the limiting matching structure.
The rotating connection structures of the first torsion connection structure and the second torsion connection structure are respectively arranged on two sides of the limiting structure, and the rotating connection structures of the first torsion connection structure and the second torsion connection structure are respectively provided with structures corresponding to the limiting structure.
The locking structure adopts a sliding sleeve sleeved on the shaft, and the rotating connection structures of the first torsion connection structure and the second torsion connection structure are respectively arranged at two sides of the sliding sleeve and are in locking fit with the sliding sleeve through a bulge and a cam groove; when the first torsion connecting structure rotates to be blocked by the limit matching structure in the opening direction, the cam groove on the first torsion connecting structure aligns with the protrusion of the side facing the sliding sleeve, and when the second torsion connecting structure rotates to be blocked by the limit matching structure in the closing direction, the cam groove on the second torsion connecting structure aligns with the protrusion of the side facing the sliding sleeve.
The shaft is provided with a limiting structure, the first torsion connecting structure and the second torsion connecting structure are respectively provided with a structure corresponding to the limiting structure to form the limiting matching structure, the locking structure is sleeved on the shaft and provided with a sliding sleeve on the section of the limiting structure, and the sliding sleeve is prevented from rotating relative to the shaft through the limiting structure.
The shaft is positioned on the shaft and the first and second torsion connection structures are positioned at axial positions.
In the opening direction, the torque required by the second torque connection structure when rotating relative to the shaft within the second angle range is equal to or greater than the superposition of the torque required to stop rotating at any time, position the current rotation angle at any time and the torque required to resist the touch pressure; in the closing direction, the torque required by the second torque connection structure when rotating relative to the shaft in the second angle range is matched with the torque required by stopping rotation at any time and positioning the current rotation angle at any time.
In the closing direction, the torque required by the first torque connection to rotate relative to the shaft in the first angular range is substantially the same as and smoothly transitions with the torque required by the second torque connection to rotate relative to the shaft in the second angular range.
The second angle range is an angle range in which the notebook computer can work on a screen in a visible manner; the upper limit of the first angular range is the lower limit of the second angular range.
The utility model has simple structure, can be on the basis of different torque outputs in different stages of the opening stage, has more average torque output in the closing stage, is positioned between different torques, and can be converted into original torque output of the opening operation when the opening operation is converted into the opening operation at any time, thereby having better experience.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model.
Fig. 2 is an exploded view of the embodiment shown in fig. 1.
Fig. 3 is a mating cross-sectional view of the first torsion connection and the shaft.
Fig. 4 is a mating cross-sectional view of the second torsion connection with the shaft.
Fig. 5 is an open and closed torque transmission curve according to an embodiment of the present utility model.
Fig. 6 is an illustration of the use of a limit fit and a clutch fit as a display set to demonstrate the entire opening and closing travel.
Description of the embodiments
Reference is made to the accompanying drawings. The utility model provides a torsion-variable hinge, which is applied to a mobile terminal. The mobile terminal may be a notebook computer.
The hinge comprises a shaft 100, a first torsion connecting structure 1 and a second torsion connecting structure 2, wherein the first torsion connecting structure 1 is provided with a first connecting part 10, the second torsion connecting structure 2 is provided with a second connecting part 20, and the first connecting part 10 and the second connecting part 20 are respectively used for connecting with two relatively rotating objects, such as a host computer (the side with a keyboard) and a screen of the mobile terminal. The first torsion connecting structure 1 and the second torsion connecting structure 2 are both connected with the shaft 100 to respectively output torsion when rotating relative to the shaft 100, the first torsion connecting structure corresponds to a first angle range, the second torsion connecting structure corresponds to a second angle range, and the first angle range and the second angle range are adjacent angle ranges; generally, the second angle range is an angle range in which the notebook computer can be seen when working on a screen, for example, if the notebook computer can be flattened, the angle of the notebook computer can be 110 ° to 180 °, and the first angle range is 0 ° to 110 °. The visual angle range of the screen work can be adjusted to 90-135 degrees, 90-180 degrees and the like according to the requirements of customers.
The first torsion connecting structure 1 and the second torsion connecting structure 2 are in clamping connection with the shaft 100 by adopting reed pipes 11 and 21, and in the opening direction, the torsion required by the rotation of the second torsion connecting structure 2 relative to the shaft 100 is larger than that required by the rotation of the first torsion connecting structure relative to the shaft; the directions of the openings of the reed pipe 11 of the first torsion bar 1 and the reed pipe 21 of the second torsion bar 2 are opposite, that is, the positions of the opening 111 of the reed pipe 11 relative to the first connection portion 10 and the opening 211 of the reed pipe 21 relative to the second connection portion 20 are opposite, so that the rotation in the opening direction relative to the shaft 100 is the rotation that enlarges the tendency of the opening 111 for the first torsion bar 1, the rotation in the closing direction is the rotation that reduces the tendency of the opening 111, and the rotation in the opening direction relative to the shaft 100 is the rotation that enlarges the tendency of the opening 211 for the second torsion bar 2, so that the torque required for the rotation of the first torsion bar relative to the shaft in the opening direction is smaller than the torque required for the rotation of the second torsion bar relative to the shaft 100 in the closing direction, and the torque required for the rotation of the second torsion bar relative to the shaft 100 in the opening direction is larger than the torque required for the rotation in the closing direction relative to the shaft 100. The two-stage torque output of opening rotation is formed, and when the two-stage torque output is closed, enough torque is provided without being excessively large. In the present embodiment, in the opening direction, the torque required when the second torsion connecting structure 2 rotates relative to the shaft 100 in the second angle range is equal to or greater than the superposition of the torque required to stop rotation at any time, position the current rotation angle at any time, and the torque required to resist the touch pressure; in the closing direction, the torque required for rotation of the second torsion connection 2 relative to the shaft 100 in the second angular range matches the torque required for stopping rotation at any time and positioning the current rotation angle at any time. By the structural arrangement of the present utility model, in the closing direction, the torque required for rotation of the first torsion bar linkage 1 relative to the shaft 100 in the first angular range and the torque required for rotation of the second torsion bar linkage 2 relative to the shaft 100 in the second angular range can be relatively easily achieved with a substantially uniform and smooth transition.
The hinge is provided with a limit fit such that in a first angular range the first torsion connection 1 rotates relative to the shaft 100 and in a second angular range the second torsion connection 2 rotates relative to the shaft 100. The shaft is further provided with a locking structure, the locking structure rotates synchronously with the shaft 100, when the second torsion connecting structure 2 is reversed (namely turned into an opening operation) in the closing rotation direction, the locking structure connects the first torsion connecting structure 1 with the shaft 100, when the first torsion connecting structure 1 is reversed (namely turned into an opening operation), the second torsion connecting structure 2 is connected with the shaft 100, at the moment, the opening operation torsion is also converted into the original torsion output of the opening operation in real time (if the first torsion connecting structure 1 is reversed, the torsion which is originally required by the rotation of the first torsion connecting structure 1 in the direction is corresponding to the torsion which is originally required by the rotation of the second torsion connecting structure 2 in the direction is corresponding to the rotation of the second torsion connecting structure 2).
In this embodiment, in the opening direction, when the first torsion connection structure 1 rotates in the first angle range, the locking structure is connected with the second torsion connection structure 2, when the first torsion connection structure 1 rotates in the second angle range, the first torsion connection structure 1 is limited by the limit fit structure, the locking structure unlocks the second torsion connection structure 2 and is connected with the first torsion connection structure 1, in the closing direction, when the second torsion connection structure 2 rotates in the second angle range, the locking structure is connected with the first torsion connection structure 1, when the second torsion connection structure 2 rotates in the first angle range, the second torsion connection structure 2 is limited by the limit fit structure, and the locking structure unlocks the first torsion connection structure 1 and is connected with the second torsion connection structure 2.
The shaft 100 is provided with a limit structure 101, which may be an integrally formed bump or a welded bump, the rotational connection structures of the first torsion connection structure 1 and the second torsion connection structure 2 are respectively disposed on two sides of the limit structure 101, and the rotational connection structure end surfaces of the first torsion connection structure 1 and the second torsion connection structure 2 are respectively provided with structures 12 and 22 corresponding to the limit structure 101, which may be an axial protruding structure and are in limit fit with the bump.
The locking structure adopts a sliding sleeve 3 sleeved on the shaft 100 and provided with the limiting structure 101, the sliding sleeve 3 is prevented from rotating relative to the shaft 100 by the limiting structure 101, the sliding sleeve 3 can slide on the shaft, and the rotating connection structures of the first torsion connection structure 1 and the second torsion connection structure 2 are respectively arranged on two sides of the sliding sleeve 3 and are in locking fit with the sliding sleeve 3 by a bulge and a cam groove. Wherein, it may be that the two ends of the sliding sleeve 3 are provided with the protrusions 31, 32, the end surfaces of the rotating connection structures of the first torsion connection structure 1 and the second torsion connection structure 2 are provided with the cam grooves 13, 23, when the first torsion connection structure 1 rotates to the structure 12 in the opening direction to match with the limit structure 101 for limit fit, the cam grooves 13 are aligned with the protrusions 31, and when the second torsion connection structure 2 rotates to the structure 22 in the closing direction to collide with the limit structure 101 for limit fit, the cam grooves 23 are aligned with the protrusions 32.
In the present utility model, the shaft 100 is axially positioned, and the first torsion connection structure 1 and the second torsion connection structure 2 are axially positioned, that is, the first torsion connection structure 1, the second torsion connection structure 2, and the shaft 100 are axially positioned, which can be achieved by a structure on the connected mobile terminal, for example, by a structure on a host computer and a screen housing of a notebook computer.
The above embodiments are merely examples of the present utility model, but the present utility model is not limited thereto, and any changes or modifications made by those skilled in the art are included in the scope of the present utility model.
It is noted that the terms "comprising" and "having" and any variations thereof in the description of the utility model and the claims and the foregoing drawings are intended to cover non-exclusive inclusions. The terms "mounted," "configured," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present utility model, it should be understood that the terms "one end," "another end," "outer side," "inner side," "horizontal," "end," "length," "outer end," "left," "right," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. The terms "first," "second," and the like, are also used for simplicity of description only and are not indicative or implying relative importance.
Claims (10)
1. The hinge with the torsion variable comprises a shaft and a first torsion connecting structure, wherein the first torsion connecting structure is provided with a first connecting part, and the hinge is characterized in that the hinge is also provided with a second torsion connecting structure, the second torsion connecting structure is provided with a second connecting part, and the first connecting part and the second connecting part are respectively used for being connected with two objects which rotate relatively; the first torsion connecting structure and the second torsion connecting structure are connected with the shaft and respectively output torsion when rotating relative to the shaft, the first torsion connecting structure corresponds to a first angle range, the second torsion connecting structure corresponds to a second angle range, and the first angle range and the second angle range are adjacent angle ranges; the first torsion connecting structure and the second torsion connecting structure are in clamping connection by adopting the reed pipe and the shaft, in the opening direction, the torsion required by the second torsion connecting structure when rotating relative to the shaft is larger than the torsion required by the first torsion connecting structure when rotating relative to the shaft, and the opening directions of the reed pipe of the first torsion connecting structure and the reed pipe of the second torsion connecting structure are opposite, so that the torsion required by the first torsion connecting structure when rotating relative to the shaft in the opening direction is smaller than the torsion required by the second torsion connecting structure when rotating relative to the shaft in the closing direction, and the torsion required by the second torsion connecting structure when rotating relative to the shaft in the opening direction is larger than the torsion required by the second torsion connecting structure when rotating relative to the shaft in the closing direction;
The hinge is provided with a limit matching structure, so that in a first angle range, the first torsion connecting structure rotates relative to the shaft, and in a second angle range, the second torsion connecting structure rotates relative to the shaft; the shaft is further provided with a locking structure, the locking structure and the shaft synchronously rotate, when the second torsion connecting structure is reversed in the closing rotation direction, the locking structure connects the first torsion connecting structure with the shaft, and when the first torsion connecting structure is reversed, the second torsion connecting structure is connected with the shaft.
2. The hinge according to claim 1, wherein in an opening direction, the first torsion connecting structure is connected to the second torsion connecting structure when the first torsion connecting structure rotates in a first angle range, the first torsion connecting structure is limited by the limit fitting structure when the first torsion connecting structure rotates to a second angle range, the second torsion connecting structure is unlocked by the locking structure to be connected to the first torsion connecting structure, the second torsion connecting structure is connected to the first torsion connecting structure when the second torsion connecting structure rotates in a second angle range in a closing direction, the second torsion connecting structure is limited by the limit fitting structure when the first torsion connecting structure rotates to the first angle range, and the first torsion connecting structure is unlocked by the locking structure to be connected to the second torsion connecting structure.
3. The hinge of claim 1, wherein the shaft is provided with a limiting structure, and the first torsion connecting structure and the second torsion connecting structure are respectively provided with structures corresponding to the limiting structure to form the limit matching structure.
4. A torsion-variable hinge according to claim 3, wherein the rotational connection structures of the first and second torsion connection structures are disposed on both sides of the limiting structure, respectively, and the rotational connection structures of the first and second torsion connection structures are disposed in correspondence with the limiting structure, respectively.
5. The torsion-variable hinge according to claim 1, wherein the locking structure is a sliding sleeve sleeved on the shaft, and the rotational connection structures of the first torsion connection structure and the second torsion connection structure are respectively arranged at two sides of the sliding sleeve and are in locking fit with the sliding sleeve through a protrusion and a cam groove; when the first torsion connecting structure rotates to be blocked by the limit matching structure in the opening direction, the cam groove on the first torsion connecting structure aligns with the protrusion of the side facing the sliding sleeve, and when the second torsion connecting structure rotates to be blocked by the limit matching structure in the closing direction, the cam groove on the second torsion connecting structure aligns with the protrusion of the side facing the sliding sleeve.
6. The hinge of claim 5, wherein the shaft is provided with a limiting structure, the first torsion connecting structure and the second torsion connecting structure are respectively provided with structures corresponding to the limiting structure to form the limit matching structure, and the locking structure adopts a sliding sleeve sleeved on the section of the shaft provided with the limiting structure and prevents the sliding sleeve from rotating relative to the shaft through the limiting structure.
7. A variable torsion hinge according to claim 1, wherein the shaft is positioned on the shaft and the first and second torsion connection formations are positioned in axial positions.
8. A variable torsion hinge according to claim 1, wherein in the opening direction, the torsion required for rotation of the second torsion connecting structure with respect to the shaft in the second angular range is equal to or greater than the superposition of the torsion required for stopping rotation at any time, positioning the current rotation angle at any time, and the torsion required for resisting the touch pressure; in the closing direction, the torque required by the second torque connection structure when rotating relative to the shaft in the second angle range is matched with the torque required by stopping rotation at any time and positioning the current rotation angle at any time.
9. A variable torque hinge as claimed in claim 8, wherein in the closing direction the torque required for rotation of the first torque coupling structure relative to the shaft in the first angular range is substantially the same as and smoothly transitions with the torque required for rotation of the second torque coupling structure relative to the shaft in the second angular range.
10. The hinge with variable torque force according to claim 1, wherein said second angular range is the angular range of a notebook computer visible on screen; the upper limit of the first angular range is the lower limit of the second angular range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322944978.0U CN221221125U (en) | 2023-11-01 | 2023-11-01 | Hinge with variable torsion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322944978.0U CN221221125U (en) | 2023-11-01 | 2023-11-01 | Hinge with variable torsion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221221125U true CN221221125U (en) | 2024-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322944978.0U Active CN221221125U (en) | 2023-11-01 | 2023-11-01 | Hinge with variable torsion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221221125U (en) |
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2023
- 2023-11-01 CN CN202322944978.0U patent/CN221221125U/en active Active
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