CN211288432U - Cladding type torsion rotating shaft convenient to open and electronic device - Google Patents

Abstract

The utility model discloses a cladding type torsion rotating shaft convenient to open and an electronic device, which comprises a shaft core and a fixing frame, wherein the shaft core comprises a connecting section and a torsion section, and the fixing frame comprises a fixing frame body and a torsion sleeve formed on one side of the fixing frame body; the torsion sleeve is rotationally coated on the torsion section of the shaft core, the radial section of the torsion sleeve is C-shaped, the inner surface part of the C-shaped torsion sleeve forms an arc-shaped avoiding groove through cutting, and a section of the torsion section, corresponding to the arc-shaped avoiding groove, forms an avoiding notch through cutting along the axial direction. Therefore, when the display screen is opened by one hand, the effect that the screen falls off in advance can be achieved, and the thinning development requirement of electronic devices such as notebook computers can be better met.

Description

Cladding type torsion rotating shaft convenient to open and electronic device

Technical Field

The utility model relates to a pivot technical field specifically is a cladding formula torsion pivot and electron device convenient to open.

Background

The hinge is a connecting element capable of providing mutual rotation, and is mainly applied between the display part and the host part, and at present, the hinge is widely applied to various digital products and electronic devices, such as notebook computers, and the opening and closing function between the body of the notebook computer and the display part can be realized through the relative rotation provided by the hinge.

In the prior art, two sets of rotating shafts are arranged on the left and right between a host part and a display part of an electronic device for rotating connection, the rotating shafts realize a relative rotation function through a torque structure and provide rotating torque, according to different modes of providing the rotating torque, the rotating shafts generally comprise a cladding type torque rotating shaft or a cam concave wheel type torque rotating shaft and the like, the cladding type torque rotating shaft comprises a shaft core, a first support connected with the display part and a second support connected with the host part, the second support is fixedly connected with a connecting section of the shaft core, the first support is rotatably connected with the cladding section of the shaft core through a torque sleeve, and the cladding force between the torque sleeve and the shaft core provides the rotating torque. Due to the requirement for the thinning development of electronic equipment such as a notebook computer and the like, the weight of the host part is lighter and lighter, and under the condition that the torsion of the rotating shaft is not changed, when a user opens the notebook computer, the display screen is opened by one hand, the host part can be taken up, and inconvenience is brought to the operation of the user. If open for the one hand, reduce the whole torsion of pivot, lead to the problem of dropping in advance because of effectively supporting the display screen because of being unable easily.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a cladding formula torsion pivot and electron device convenient to open has optimized the pivot structure, has reached and both can open the display screen by the one hand, can avoid the effect that the screen dropped in advance again, can be better satisfy electron device's such as notebook computer slim development demand.

The technical scheme of the utility model is realized like this:

a coated torsion rotating shaft convenient to open comprises a shaft core and a fixed frame, wherein the shaft core comprises a connecting section and a torsion section, and the fixed frame comprises a fixed frame body and a torsion sleeve formed on one side of the fixed frame body; the torsion sleeve is rotationally coated on the torsion section of the shaft core, the radial section of the torsion sleeve is C-shaped, an arc-shaped avoiding groove is formed on the inner surface of the C-shaped torsion sleeve through cutting, and an avoiding notch is formed on the section, corresponding to the arc-shaped avoiding groove, of the torsion section through axial trimming.

Furthermore, two avoiding notches are formed in the torque section, and the two avoiding notches are adjacent and have the same length.

Furthermore, the torque sleeve comprises two torque wrapping circles which are arranged at intervals, one torque wrapping circle is formed by bending one side of the fixing frame body in the clockwise direction, the other torque wrapping circle is formed by bending one side of the fixing frame body in the anticlockwise direction, and the arc-shaped avoiding groove is formed in one torque wrapping circle and is close to the outer end of the torque wrapping circle.

Furthermore, the fixing frame body and the two torsion wrapping circles are integrally formed through a metal injection molding process or integrally formed through a metal stamping process.

An electronic device comprises a display part and a host part, wherein the display part and the host part are rotatably connected through at least two coated torsion rotating shafts convenient to open, a connecting section of a shaft core is fixedly locked on the host part through a fastener, a fixing frame body is fixedly connected with the display part, or the connecting section of the shaft core is fixedly locked on the display part through a fastener, and the fixing frame body is fixedly connected with the host part.

The utility model has the advantages that: the utility model provides a cladding formula torsion pivot and electron device convenient to open has changed traditional torsion sleeve and has provided the structure of rotatory torsion, keeps away the position groove through cutting part formation arc on the torsion sleeve to the edging forms one and keeps away a incision on the torsion section of axle core, has reached the effect of adjusting the stage of opening torsion, and its theory of operation is: during the opening stage, the uncut part of the torsion section of the shaft core is positioned in the arc-shaped clearance groove of the torsion sleeve, namely the uncut part of the torsion section of the shaft core faces the clearance area of the torsion sleeve, and at the moment, the interference area of the shaft core and the torsion sleeve is small, so that the torsion is relatively low; when the torsion sleeve is opened to a certain angle, the uncut part of the torsion section of the shaft core is rotated out or partially rotated out of the arc-shaped avoiding groove, namely, the shaft core rotates through the avoiding area of the torsion sleeve and begins to rub with the torsion sleeve to generate cladding torsion, so that the integral torsion is relatively increased. Therefore, compared with the traditional rotating shaft, the torsion sleeve and the shaft core are matched to generate torsion which is consistent with the torsion in other angle intervals in the opening stage. The utility model discloses a torsion is less between other angle intervals relatively at the stage of opening. Therefore, the function requirement of single-hand opening can be achieved, and the torque requirements set by other angles are met. Therefore, use the utility model discloses the notebook computer of pivot can one-hand open display screen promptly, can avoid the effect that the screen dropped in advance again, the slim development demand that satisfies electronic devices such as notebook computer that can be better.

Drawings

FIG. 1 is an assembly view of a coated torsion shaft convenient for opening according to the present invention;

FIG. 2 is a schematic structural view of the middle fixing frame of the present invention;

FIG. 3 is a schematic structural view of the central spindle of the present invention;

fig. 4 is a schematic structural diagram of the electronic device of the present invention.

Detailed Description

In order to clearly understand the technical content of the present invention, the following embodiments are specifically mentioned, which are only for the purpose of better understanding the content of the present invention and not for the purpose of limiting the scope of the present invention. The components in the structures of the drawings of the embodiments are not necessarily to scale, and do not represent actual relative sizes of the structures in the embodiments. The upper side or upper side of the structure or surface includes the case where other layers are interposed.

As shown in fig. 1 and 2, a coated torsion shaft convenient to open includes a shaft core 1 and a fixing frame 2, the shaft core includes a connecting section 11 and a torsion section 12, the fixing frame includes a fixing frame body 21 and a torsion sleeve 22 formed at one side of the fixing frame body; the torsion sleeve is rotationally coated on the torsion section of the shaft core, the radial section of the torsion sleeve is C-shaped, the inner surface part of the C-shaped torsion sleeve forms an arc-shaped avoiding groove 221 through cutting, and a section of the torsion section corresponding to the arc-shaped avoiding groove forms an avoiding notch 121 through cutting along the axial direction.

Among the above-mentioned structure, changed traditional torsion sleeve and provided the structure of rotatory torsion, kept away the groove through cutting part formation arc on the torsion sleeve to the edging forms one and keeps away a incision on the torsion section of axle core, has reached the effect of adjusting opening stage torsion, and its theory of operation is: during the opening stage, the uncut part of the torsion section of the shaft core is positioned in the arc-shaped clearance groove of the torsion sleeve, namely the uncut part of the torsion section of the shaft core faces the clearance area of the torsion sleeve, and at the moment, the interference area of the shaft core and the torsion sleeve is small, so that the torsion is relatively low; when the torsion sleeve is opened to a certain angle, the uncut part of the torsion section of the shaft core is rotated out or partially rotated out of the arc-shaped avoiding groove, namely, the shaft core rotates through the avoiding area of the torsion sleeve and begins to rub with the torsion sleeve to generate cladding torsion, so that the integral torsion is relatively increased. Therefore, compared with the traditional rotating shaft, the torsion sleeve and the shaft core are matched to generate torsion which is consistent with the torsion in other angle intervals in the opening stage. The utility model discloses a torsion is less between other angle intervals relatively at the stage of opening. Therefore, the function requirement of single-hand opening can be achieved, and the torque requirements set by other angles are met. Therefore, use the utility model discloses the notebook computer of pivot can one-hand open display screen promptly, can avoid the effect that the screen dropped in advance again, the slim development demand that satisfies electronic devices such as notebook computer that can be better.

Preferably, referring to fig. 1 and 3, two avoiding notches are formed on the torque section, and the two avoiding notches are adjacent and have the same length. As a preferred embodiment, two clearance notches are illustrated, but the present invention is not limited thereto, and the number of the chamfered edges, i.e. the clearance area milled by the shaft core, may be set according to the required torque effect, and is not limited to the position and number in the drawing, and may be set at any position on the shaft core. The forming process of the clearance notch on the shaft core is not limited to the turning piece.

Preferably, referring to fig. 1 and 2, the torque sleeve includes two torque circles arranged at intervals, one torque circle is formed by bending the fixing frame body from one side in a clockwise direction, the other torque circle is formed by bending the fixing frame body from one side in an anticlockwise direction, and the arc-shaped avoiding groove is formed in the one torque circle and is close to an outer end of the torque circle. Like this, design into two torsion package circles with the torsion sleeve, one can provide main rotatory torsion, the elasticity cladding of the torsion section of wrapping the circle through the torsion provides the required main torsion of pivot, another can adjust the torsion size when opening, the elasticity cladding of the torsion section of wrapping the circle through the torsion to the axle core realizes adjusting the function of torsion when opening, like this, wrap the power through two torsion packages that are C type and between the axle core and provide rotatory torsion, the relative rotation function between axle core and the mount has been realized, moreover, the steam generator is simple in structure, do not occupy great space, be favorable to the slimming of electronic device such as notebook computer. The size of the rotating torque force can be adjusted by changing the length and the number of the torque force wrapping circles.

Preferably, the fixing frame body and the two torsion wrapping circles are integrally formed through a metal injection molding process or integrally formed through a metal stamping process. Thus, the fixing frame is integrally formed, and the processing and the production are convenient. The forming process is not limited to stamping parts, interference areas of the torsion wrapping circle and the shaft core are not limited to circles, and the internal clearance position can be adjusted according to structural requirements.

As shown in fig. 4, an electronic device includes a display portion 100 and a host portion 200, the display portion and the host portion are rotatably connected through at least two coated torsion shafts 300 that are convenient to open, a connecting section of a shaft core is locked to the host portion through a fastener, and a fixing frame body is fixedly connected to the display portion, or the connecting section of the shaft core is locked to the display portion through a fastener and the fixing frame body is fixedly connected to the host portion.

In the above structure, the connection section of the cladding type torsion rotating shaft convenient to open is fixedly connected with the display part or the main machine part of the electronic device through the fastener, but not limited to this, the connection section can be designed into an embossed structure, and the connection section is fixedly connected by directly pressing and fixing the embossed section into the insertion hole arranged on the main machine part or the display part of the electronic device.

The electronic device with the structure realizes the rotation connection of the display part and the host part through the left and right two coated type torsion rotating shafts which are convenient to open, and because the rotating shaft structure is optimized by the coated type torsion rotating shafts which are convenient to open, the display screen can be opened by one hand by applying the electronic device with the coated type torsion rotating shafts which are convenient to open, the effect that the screen drops in advance can be avoided, and the thinning development requirements of the electronic devices such as notebook computers and the like can be better met.

The electronic device of the present invention may be, but not limited to, a notebook computer, a mobile phone, and a tablet computer, and may also be used in an electronic device in which other display portions and a host portion are reversible.

The above embodiments have been described in detail with reference to the accompanying drawings. Those skilled in the art can make various modifications and changes to the above embodiments without departing from the spirit of the present invention, and the scope of the present invention is also covered by the appended claims.

Claims (5)

1. The utility model provides a cladding formula torsion pivot convenient to open which characterized in that: the shaft core comprises a connecting section (11) and a torsion section (12), and the fixing frame comprises a fixing frame body (21) and a torsion sleeve (22) formed on one side of the fixing frame body; the torsion sleeve is rotationally coated on the torsion section of the shaft core, the radial section of the torsion sleeve is C-shaped, the inner surface part of the C-shaped torsion sleeve forms an arc-shaped avoiding groove (221) through cutting, and a section of the torsion section corresponding to the arc-shaped avoiding groove forms an avoiding notch (121) through cutting along the axial direction.

2. The easy-to-open coated torsion shaft according to claim 1, wherein: two avoiding notches are formed in the torque section, and the two avoiding notches are adjacent and have the same length.

3. The easy-to-open coated torsion shaft according to claim 1, wherein: the torsion sleeve comprises two torsion wrapping circles which are arranged at intervals, one torsion wrapping circle is formed by bending one side of the fixing frame body along the clockwise direction, the other torsion wrapping circle is formed by bending one side of the fixing frame body along the anticlockwise direction, and the arc-shaped avoiding groove is formed in the other torsion wrapping circle and is close to the outer end of the torsion wrapping circle.

4. The easy-to-open coated torsion shaft according to claim 3, wherein: the fixing frame body and the two torsion wrapping circles are integrally formed through a metal injection molding process or integrally formed through a metal stamping process.

5. An electronic device, characterized in that: the torsion-proof display device comprises a display part (100) and a host machine part (200), wherein the display part and the host machine part are in rotary connection through at least two clad type torsion rotary shafts (300) which are convenient to open and are provided with any one of claims 1 to 4, a connecting section of a shaft core is locked on the host machine part through a fastener, a fixing frame body is fixedly connected with the display part, or the connecting section of the shaft core is locked on the display part through a fastener, and the fixing frame body is fixedly connected with the host machine part.

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