CN212775149U - Pivot device with translation function - Google Patents

Abstract

A pivot device with translation function comprises a base, a first connecting piece and a second connecting piece, wherein the base is provided with a rack which is horizontally arranged; a sliding seat which is arranged on the base and can move horizontally, and a through groove which is aligned with the rack is longitudinally arranged above the sliding seat; a linkage shaft mechanism, which comprises a first shaft lever and a second shaft lever which are arranged in the sliding seat in a penetrating way, wherein the first shaft lever is provided with a driving gear adjacent to the sliding seat, the second shaft lever is provided with a first driven gear which is also adjacent to the sliding seat and is meshed with the driving gear, and a second driven gear which is positioned in the penetrating groove and is meshed with the rack; when the first shaft rod rotates, the driving gear also rotates in the same direction and drives the first driven gear, the second shaft rod and the second driven gear to rotate in the same reverse direction, so that the second driven gear moves backwards or forwards along the rack of the base and drives the first shaft rod, the second shaft rod and the sliding seat to synchronously translate on the base together.

Description

Pivot device with translation function

Technical Field

The present invention relates to a hinge device, and more particularly to a hinge device with a translation function.

Background

A hinge device is a mechanism assembly widely used in the fields of daily life and electronic products. Generally, a hinge device includes a first rotating member and a second rotating member coaxially pivoted to each other, and the rotating members are respectively connected to two parts of an electronic product, such as a notebook computer, such as a top cover and a base, so that the top cover can be opened and closed rotationally relative to the base. In order to support the weight of the upper cover and the base and reduce the force required for opening and closing, the hinge device usually further comprises a torsion assembly for providing the torsion required during the opening and closing process.

When the pivot device is assembled, the two coaxial pivoted bearing frames are respectively connected between the upper cover and a convex part of the base, namely, the connecting position of the upper cover and the base is fixed and cannot be changed along with the lifting angle of the upper cover. For example, after the upper cover of the electronic product is rotated and opened relative to the base through the hinge, the upper cover touches the protrusion of the base to form interference, and the upper cover cannot be opened to a preset maximum opening angle. Therefore, the solution of the ordinary worker in this field is to increase the structural distance (gap) between the upper cover and the protruding portion of the base, which is undoubtedly the relative state that the display screen is pulled away when in use, and at the same time, the structural distance also causes visual defects that are not good for the aesthetic appearance of the electronic product.

Therefore, it is a challenge to overcome the problem of mounting the hinge and reducing the structural distance between the upper cover and the protruding portion of the base, and avoiding the interference phenomenon during lifting.

SUMMERY OF THE UTILITY MODEL

The main objective of the present invention is to provide a hinge device with translation function, which is installed between an upper cover and a base of an electronic product, such as a notebook computer, and when the upper cover is lifted, a linkage shaft mechanism in the hinge device forms a translation motion in the base, so as to overcome the interference phenomenon of the prior art, and reduce the structural distance between the upper cover and the base.

To achieve the above objective, the present invention provides a hinge device with translation function, which comprises a base having at least one rail groove, wherein the rail groove is adjacent to a rack horizontally disposed; a slide seat, it is equipped with at least one set of protruding rail of locating in a corresponding rail groove, wear to establish a corresponding rail groove and the protruding rail of holding in it with at least one rail pole in addition, make protruding rail can along the rail pole horizontal ground removal in the rail groove: the sliding seat is longitudinally provided with a through groove aligned with the rack above the convex rail; a linkage shaft mechanism, which comprises a first shaft lever and a second shaft lever which are parallelly penetrated and arranged on the sliding seat, wherein the first shaft lever is provided with a driving gear adjacent to one side of the sliding seat, the second shaft lever is provided with a first driven gear which is also adjacent to one side of the sliding seat and is meshed with the driving gear, and a second driven gear which is positioned in the penetrating groove and is meshed with the rack; the two torsion units are respectively connected to the first shaft lever and the second shaft lever on the other side of the sliding seat; when the first shaft rod rotates, the driving gear also rotates in the same direction and drives the first driven gear, the second shaft rod and the second driven gear to rotate in the same reverse direction, so that the second driven gear moves backwards or forwards along the rack of the base, and drives the first shaft rod, the second shaft rod and the convex rail of the sliding seat to synchronously translate along the corresponding rail grooves of the base.

In one embodiment, the second driven wheel has a non-toothed flange on its outer periphery, and the two ends of the flange are used as stops for engaging with the rack.

In one embodiment, the number of the rail grooves is one pair, and the rail grooves are arranged in a spaced and parallel manner, and the rack is arranged in a space area between the pair of rail grooves.

In one embodiment, two ends of each rail groove are respectively provided with a pair of rod holes towards the outer side surface of the base in a transverse mode, and the rail rods can penetrate through the rod holes; and a through hole for the rail rod to penetrate is transversely arranged at the position of each convex rail corresponding to each pair of rod holes.

In an embodiment, a first shaft hole and a second shaft hole are respectively formed on two sides of the sliding seat relative to the vertical direction of the through hole, and the second shaft hole is communicated with the through groove, so that the first shaft hole and the second shaft hole are provided for the first shaft rod and the second shaft rod corresponding to the linkage shaft mechanism to be installed.

In one embodiment, the peripheral surface of the base is provided with a plurality of first connecting holes; and one end of the first shaft rod is provided with a connecting sheet, and the connecting sheet is provided with a plurality of second connecting holes.

In one embodiment, the first connecting holes are used for locking a base of an electronic product, and the second connecting holes are used for locking an upper cover of the electronic product.

In one embodiment, the coupling shaft mechanism further comprises a limiting plate and a retaining ring, wherein the limiting plate is provided with a U-shaped connecting groove and a sleeve hole which are arranged adjacently; the U-shaped connecting groove is sleeved on a first side of the driving gear and is arranged in an annular groove on the first shaft rod, the sleeve hole is sleeved on the second shaft rod on the first side of the first driven gear, and the retaining ring is buckled on the outer side of the limiting piece and is arranged in a buckling groove on the second shaft rod, so that the limiting piece is positioned on the first shaft rod and the second shaft rod.

In an embodiment, each of the torsion units includes at least one first friction pad for the first shaft rod and the second shaft rod to respectively penetrate and link, an elastic component for the first shaft rod and the second shaft rod to respectively penetrate, and a pressing member for the first shaft rod and the second shaft rod to respectively lock.

In one embodiment, the elastic element is selected from a plurality of disc-shaped elastic pieces, a spring or a plurality of wave-shaped elastic pieces.

In one embodiment, the first shaft and the second shaft each comprise a torsion assist unit between the slide and the torsion units, the torsion assist unit comprising at least one assist link and at least two second friction washers; the two ends of each auxiliary connecting piece are respectively provided with a first sheet hole and a second sheet hole corresponding to the positions of the first shaft lever and the second shaft lever, and the adjacent surfaces of the first sheet hole and the second sheet hole are respectively provided with a second friction washer for the first shaft lever and the second shaft lever to penetrate and be linked.

Drawings

To further disclose the technical content of the present invention, please refer to the attached drawings, wherein:

fig. 1 and fig. 2 are exploded perspective views of the pivot device of the present invention from two different viewing angles;

FIG. 3 is a perspective view of the hinge assembly of the present invention with a closed angle;

FIG. 4 is a cross-sectional view of FIG. 3 taken along line A-A;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 3;

fig. 6 is a perspective view of the pivot device of the present invention lifted to a first angle;

FIG. 7 is a cross-sectional view taken along line C-C of FIG. 6;

fig. 8 is a perspective view of the hinge device of the present invention being opened to a second angle;

FIG. 9 is a cross-sectional view taken along line D-D of FIG. 8; and

fig. 10 to 12 are schematic views illustrating the hinge device of the present invention installed on an electronic product and respectively showing a closed angle and being opened to a first angle and a second angle.

Detailed Description

The foregoing and other technical contents, features and effects of the present invention will be more clearly understood from the following detailed description of an alternative embodiment, which is made with reference to the accompanying drawings. It is to be understood that the following examples refer to directional terms such as: up, down, left, right, front or rear, etc., are directions with reference to the attached drawings only. Therefore, the directional terminology used is intended to be in the nature of words of description rather than of limitation.

As shown in fig. 1 to 5, the hinge device with translation function of the present invention includes a base 1, a sliding seat 2, a connecting shaft mechanism 3, and two torsion units 4.

The base 1 comprises at least one rail 11, as shown in fig. 1 and 2, the number of the rail 11 is one pair, and preferably, the rail is arranged in parallel and spaced. The at least one track groove 11 is adjacent to a horizontally disposed rack 13, and the rack 13 is disposed in an interval area 12 between the pair of track grooves 11. In addition, in order to enable the sliding base 2 to slide horizontally in the at least one rail groove 11, a pair of rod holes 14 are transversely formed at both ends of each rail groove 11 toward the outer side surface of the base 1.

In addition, the base 1 is provided with a plurality of first connection holes 15 at its periphery so as to be locked to a base of an electronic product, such as a notebook computer (shown in fig. 10), by using known connection members, such as screws (not shown) passing through the first connection holes 15.

The slide carriage 2 comprises at least one set of protruding rails 21 disposed in the corresponding rail grooves 11, and a through hole 22 is also transversely formed at a position of each protruding rail 21 corresponding to each pair of rod holes 14. At least one rail rod 23 is inserted through the pair of rod holes 14 at both sides of each rail slot 11 and the through hole 22 of the rail 21 received in each rail slot 11, so that the at least one rail 21 can move horizontally along the rail rod 23 in the corresponding rail slot 11. The carriage 2 is provided with a through-slot 24 aligned with the rack 13 in the longitudinal direction above the at least one rail 21.

In addition, a first shaft hole 25 and a second shaft hole 26 are respectively opened on two sides of the sliding base 2 relative to the vertical direction of the through hole 22, and the second shaft hole 26 is communicated with the through groove 24, so that the first shaft hole 25 and the second shaft hole 26 are used for installing the linking shaft mechanism 3.

The linkage shaft mechanism 3 includes a first shaft rod 31 passing through the first shaft hole 25, and a second shaft rod 32 passing through the second shaft hole 26 and the second driven wheel 322 and driving the second driven wheel 322 to rotate, so that the first shaft rod 31 and the second shaft rod 32 pass through the sliding base 2 in parallel. One end of the first shaft 31 is provided with a connecting plate 311, and the connecting plate 311 is provided with a plurality of second connecting holes 312, so that a known connecting member, such as a screw (not shown), can pass through each second connecting hole 312 and be locked to an upper cover (shown in fig. 10) of the electronic product, such as a notebook computer. The first shaft 31 has a driving gear 313 located at one side of the slider 2. The second shaft 32 has a first driven gear 321 engaged with the driving gear 313 and a second driven gear 322 engaged with the rack 13 and located in the through slot 24. In particular, the second driven wheel 322 is provided with a non-toothed flange 322A on its outer peripheral surface, and both ends of the flange 322A are used as stoppers for engaging with the rack 13 (see fig. 7 and 9).

In addition, to avoid the deviation or shaking of the driving gear 313 and the first driven gear 321 during rotation, the linking shaft mechanism 3 further includes a limiting plate 33 having a U-shaped receiving slot 331 and a sleeve hole 332 disposed adjacently, and a retaining ring 333. The U-shaped receiving slot 331 is sleeved on a first side of the driving gear 313 and is disposed in an annular groove 314 of the first shaft 31, the sleeve hole 332 is sleeved on the second shaft 32 on a first side of the first driven gear 321, and the retaining ring 333 is fastened on an outer side of the limiting plate 33 and is disposed in a retaining groove 323 of the second shaft 32, so as to position and fix the limiting plate 33. Thus, a second side of each of the driving gear 313 and the first driven gear 321 is adjacent to the sliding base 2, and a first side of each of the driving gear 313 and the first driven gear 321 is adjacent to the limiting plate 33, so as to form a limiting and stabilizing effect.

The two torsion units 4 are respectively connected to the first shaft 31 and the second shaft 32 on the other side of the sliding seat 2, each torsion unit 4 includes at least one first friction pad 41 for the first shaft 31 and the second shaft 32 to respectively penetrate and link, an elastic component 42 for the first shaft 31 and the second shaft 32 to respectively penetrate, and a fastening component 43, such as an anti-slip nut, for the first shaft 31 and the second shaft 32 to respectively lock, so as to facilitate the slight adjustment of the torsion values of the shafts 31 and 32.

Referring to fig. 1 and 2, the elastic element 42 is selected from a plurality of disc-shaped elastic pieces, but not limited thereto, and in other embodiments, the elastic element 42 may be selected from a spring or a plurality of wave-shaped elastic pieces. Therefore, the first shaft 31 and the second shaft 32 are respectively affected by the elastic force of each elastic component 42 during the rotation, so as to form the axial torque variation and generate the stagnation and positioning effect.

Further, the first shaft 31 and the second shaft 32 each include a torsion assist unit 5 between the slide 2 and the torsion unit 4, the torsion assist unit 5 including at least one assist link 51 and at least two second friction washers 52. Two ends of each auxiliary connecting piece 51 are respectively provided with a first sheet hole 511 and a second sheet hole 512 for the first shaft rod 31 and the second shaft rod 32 to penetrate through at positions corresponding to the first shaft rod 31 and the second shaft rod 32, and a second friction washer 52 for the first shaft rod 31 and the second shaft rod 32 to penetrate through and be linked is respectively arranged on the adjacent surface of the first sheet hole 511 and the second sheet hole 512, so that the overall friction force of the first shaft rod 31 and the second shaft rod 32 is increased, and the torque force required by the rotation of the two shaft rods 31 and 32 is respectively compensated.

Referring to fig. 1 and fig. 2 again, the auxiliary connecting pieces 51 of the torsion auxiliary unit 5 are three pieces in total, wherein a second friction washer 52 for the first shaft rod 31 and the second shaft rod 32 to penetrate through is respectively disposed between two adjacent auxiliary connecting pieces 51, a second friction washer 52 for the first shaft rod 31 and the second shaft rod 32 to penetrate through is also respectively disposed on the auxiliary connecting pieces 51 adjacent to the sliding seat 2, and the first friction washer 41 for the first shaft rod 31 and the second shaft rod 32 to penetrate through is respectively disposed on the auxiliary connecting pieces 51 adjacent to the torsion unit 4. Therefore, the aforementioned effect of compensating the torque required for the rotation of the two shafts 31, 32 can be obtained by the provision of the auxiliary connecting piece 51 and the second friction washers 52.

As shown in fig. 3, a perspective view of the assembled hinge device is shown. Also shown in fig. 4 is a cross-sectional view of the driving gear 313 engaging the first driven gear 321. As shown in fig. 5, a cross-sectional view of the second driven gear 322 positioned in the through groove 24 and engaged with the rack 13 is shown.

Referring to fig. 3 and 10, the base 1 of the hinge device passes through the first connecting holes 15 by using known connecting members, such as screws, so as to lock the base 1 to an electronic product 6, such as a base 61 of a notebook computer. The first shaft 31 is also inserted through the second connecting holes 312 of the connecting piece 311 by using known connecting members, such as screws, so as to lock the first shaft 31 to an upper cover 62 of the electronic product 6. The base 61 and the cover 62 of the electronic product 6 are in a closed state, that is, the angle of the first shaft 31 relative to the base 1 is 0 degree.

Referring to fig. 6, 7 and 11, to use the electronic product 6, a user only needs to open the top cover 62 forward (counterclockwise) to a first angle, for example, 30 degrees, at this time, the driving gear 313 of the first shaft 31 rotates counterclockwise and drives the first driven gear 321, the second shaft 32 and the second driven gear 322 to rotate clockwise together, so that the second driven gear 322 moves backward (relative to the visual direction of the user) along the rack 13 of the base 1 and drives the first shaft 31, the second shaft 32 and the protruding rails 21 of the slide 2 to move forward along the corresponding rail grooves 11 of the base 1.

Referring to fig. 8, 9 and 12, the user continues to lift the top cover 62 forward by his hand to a second angle, for example, 140 degrees, during which the driving gear 313 of the first shaft 31, the first driven gear 321 of the second shaft 32 and the second driven gear 322 move according to the above-mentioned movement, so that the first shaft 31, the second shaft 32 and the convex rails 21 of the sliding base 2 continue to synchronously move forward along the corresponding rail grooves 11 of the base 1.

If the user does not intend to use the electronic product 6, the user only needs to close the upper cover 62 backwards (clockwise), so that the first shaft 31, the second shaft 32 and the protruding rails 21 of the sliding base 2 move backwards together along the corresponding rail grooves 11 of the base 1 and synchronously translate backwards until the upper cover 62 of the electronic product 6 and the base 61 are closed.

Therefore, through the utility model discloses an implement, its effect that obtains lies in, when this upper cover of this electronic product lifts, this interlock axle mechanism and this slide including this first axostylus axostyle and this second axostylus axostyle in this pivot ware can form a translation motion in this base to outside overcoming the interference phenomenon of known technique, and can dwindle the structural distance between this upper cover and this base, can call a big good structure of like article.

The present invention is disclosed as an alternative embodiment, and all local changes or modifications come from the technical idea of the present invention and are easily inferred by those skilled in the art, without departing from the protection scope of the present invention.

Claims (11)

1. A hinge with translation function, comprising:

the base is provided with at least one rail groove, and the rail groove is adjacent to a rack which is horizontally arranged;

a slide seat, it is equipped with at least one set of protruding rail of locating in a corresponding rail groove, wear to establish a corresponding rail groove and the protruding rail of holding in it with at least one rail pole in addition, make protruding rail can along the rail pole horizontal ground removal in the rail groove: the sliding seat is longitudinally provided with a through groove aligned with the rack above the convex rail;

a linkage shaft mechanism, which comprises a first shaft lever and a second shaft lever which are parallelly penetrated and arranged on the sliding seat, wherein the first shaft lever is provided with a driving gear adjacent to one side of the sliding seat, the second shaft lever is provided with a first driven gear which is also adjacent to one side of the sliding seat and is meshed with the driving gear, and a second driven gear which is positioned in the penetrating groove and is meshed with the rack; and

two torsion units which are respectively connected to the first shaft lever and the second shaft lever on the other side of the sliding seat;

when the first shaft rod rotates, the driving gear also rotates in the same direction and drives the first driven gear, the second shaft rod and the second driven gear to rotate in the same reverse direction, so that the second driven gear moves backwards or forwards along the rack of the base, and drives the first shaft rod, the second shaft rod and the convex rail of the sliding seat to synchronously translate along the corresponding rail grooves of the base.

2. A hinge device with translation function as claimed in claim 1, wherein the second driven wheel has a non-toothed flange on its outer periphery, and the two ends of the flange are used as stops for engaging with the rack.

3. A hinge with translation function according to claim 1 wherein said tracks are paired and arranged in parallel and spaced relationship, and said rack is disposed in a space between said paired tracks.

4. A hinge device with translation function according to claim 1, wherein two ends of each rail groove are respectively provided with a pair of rod holes for the rail rod to pass through, facing the outer side surface of the base; and a through hole for the rail rod to penetrate is transversely arranged at the position of each convex rail corresponding to each pair of rod holes.

5. A hinge device with translation function as claimed in claim 4, wherein a first shaft hole and a second shaft hole are respectively formed on two sides of the sliding seat with respect to the vertical direction of the through hole, and the second shaft hole is communicated with the through slot, so that the first shaft hole and the second shaft hole are provided for the first shaft rod and the second shaft rod corresponding to the linkage shaft mechanism to be installed.

6. A hinge with translation function according to claim 1, wherein the base has a plurality of first connecting holes on its periphery; and one end of the first shaft rod is provided with a connecting sheet, and the connecting sheet is provided with a plurality of second connecting holes.

7. A hinge assembly with translating function according to claim 6, wherein the first connecting holes lock a base of an electronic product and the second connecting holes lock an upper cover of the electronic product.

8. A hinge device with translation function as claimed in claim 1, wherein the linking shaft mechanism further comprises a limiting plate having a U-shaped connecting slot and a set of holes disposed adjacently, and a retaining ring; the U-shaped connecting groove is sleeved on a first side of the driving gear and is arranged in an annular groove on the first shaft rod, the sleeve hole is sleeved on the second shaft rod on the first side of the first driven gear, and the retaining ring is buckled on the outer side of the limiting piece and is arranged in a buckling groove on the second shaft rod, so that the limiting piece is positioned on the first shaft rod and the second shaft rod.

9. The hinge with translation function as claimed in claim 1, wherein each of the torsion units comprises at least one first friction pad for the first shaft rod and the second shaft rod to respectively penetrate and link, an elastic component for the first shaft rod and the second shaft rod to respectively penetrate, and a pressing member for the first shaft rod and the second shaft rod to respectively lock.

10. A hinge device with translation function according to claim 9, wherein the elastic element is selected from a plurality of disc-shaped elastic pieces, a spring or a plurality of wave-shaped elastic pieces.

11. A hinge with translation function according to claim 1, wherein the first shaft and the second shaft each comprise a torsion assist unit between the slide and the torsion units, the torsion assist unit comprising at least one auxiliary connecting piece and at least two second friction washers; the two ends of each auxiliary connecting piece are respectively provided with a first sheet hole and a second sheet hole corresponding to the positions of the first shaft lever and the second shaft lever, and the adjacent surfaces of the first sheet hole and the second sheet hole are respectively provided with a second friction washer for the first shaft lever and the second shaft lever to penetrate and be linked.

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