CN219623066U - Rotating shaft mechanism and electronic equipment - Google Patents

Abstract

The utility model discloses a rotating shaft mechanism and electronic equipment, wherein the rotating shaft mechanism comprises: the first mounting seat and the second mounting seat are arranged in a mirror symmetry mode; the torsion module comprises a first swing arm and a second swing arm, and the first swing arm and the second swing arm are respectively connected with the first mounting seat and the second mounting seat in a sliding manner; the device comprises a first force application module and a second force application module, wherein one end of the first force application module is fixedly connected with a first mounting seat, the other end of the first force application module is abutted to a first swing arm, one end of the second force application module is fixedly connected with a second mounting seat, the other end of the second force application module is abutted to a second swing arm, the first force application module and the second force application module are elastic, a rotating shaft mechanism is in a flattened state and a folded state, the first force application module and the second force application module are extruded from the folded state to the flattened state, the gap of a bending part of a middle hinge can be eliminated, and the influence of stress on a folding screen is reduced.

Description

Rotating shaft mechanism and electronic equipment

Technical Field

The utility model relates to the technical field of folding screens, in particular to a rotating shaft mechanism and electronic equipment.

Background

As the technology of flexible folding screen is mature, flexible folding terminal products are one of the future trends, and folding terminal products (such as folding mobile phones, folding flat boards, folding computers and other electronic devices) need to meet higher reliability, better operation experience and appearance, so that the flexible folding terminal products can be accepted by consumers. Taking a folding mobile phone as an example, because the screen is continuously foldable, after the whole product is closed for a long time, the stress of the screen is released slowly or is difficult to release due to the deformation of the bending part of the hinge in the middle of the screen and the existence of the virtual position of the hinge, so that the permanent deformation is caused, and the folding effect of the terminal is influenced.

Disclosure of Invention

The utility model provides a rotating shaft mechanism and electronic equipment, which can eliminate the gap of a bending part of a middle hinge and reduce the influence of stress on a folding screen.

In a first aspect, the present utility model provides a spindle mechanism comprising: the first installation seat and the second installation seat are arranged in a mirror symmetry mode; the torsion module comprises a first swing arm and a second swing arm, and the first swing arm and the second swing arm are respectively connected with the first mounting seat and the second mounting seat in a sliding manner; the device comprises a first force application module and a second force application module, wherein one end of the first force application module is fixedly connected with a first mounting seat, the other end of the first force application module is abutted to a first swing arm, one end of the second force application module is fixedly connected with a second mounting seat, the other end of the second force application module is abutted to a second swing arm, the first force application module and the second force application module are elastic, a rotating shaft mechanism is provided with a flattening state and a folding state, the folding state is converted into the flattening state, and the first force application module and the second force application module are extruded.

According to the foregoing embodiments of the first aspect of the present utility model, the first force applying module and the second force applying module each include: the fixed block is fixedly connected with the first mounting seat or the second mounting seat; the movable block is in butt joint with the first swing arm or the second swing arm; the elastic piece is connected between the fixed block and the movable block.

According to any of the foregoing embodiments of the first aspect of the present utility model, the first mount includes a first center and a first center mount, and the second mount includes a second center and a second center mount.

According to any one of the embodiments of the first aspect of the present utility model, the first middle frame fixing support and the second middle frame fixing support each include a first chute, an extension direction of the first chute of the first middle frame fixing support is parallel to an extension direction of the first swing arm, an extension direction of the first chute of the second middle frame fixing support is parallel to an extension direction of the second swing arm, first protrusions are disposed at two ends of the movable block, and the first protrusions are slidably disposed in the first chute.

According to any of the foregoing embodiments of the first aspect of the present utility model, the first middle frame and the second middle frame each include a first groove, the shape of the fixing block is adapted to the shape of the first groove, and the fixing block can be embedded in the first groove.

According to any of the foregoing embodiments of the first aspect of the present utility model, the first center fixing bracket and the second center fixing bracket each include: the first swing arm and the second swing arm are respectively connected with the second sliding chute in a sliding way.

According to any one of the foregoing embodiments of the first aspect of the present utility model, the first middle frame and the second middle frame each have a bottom surface, and the second slide grooves of the first middle frame fixing bracket and the second middle frame fixing bracket are disposed gradually and obliquely closer to the bottom surface in a direction away from the corresponding fixing block. According to any one of the foregoing embodiments of the first aspect of the present utility model, the first middle frame and the second middle frame respectively include contact portions, the contact portions of the first middle frame and the second middle frame are in contact with each other in the flattened state, and the first middle frame and the second middle frame are separated in the folded state.

According to any of the foregoing embodiments of the first aspect of the present utility model, the torsion module further includes: the first swing arm and the second swing arm are respectively connected to two ends of the connecting part; and the rotating assembly is connected with the connecting part.

In a second aspect, the present utility model provides an electronic device comprising: a display panel, and a hinge mechanism according to any of the foregoing embodiments of the first aspect of the present utility model, the display panel being folded along with the hinge mechanism.

According to the rotating shaft mechanism, the torsion module comprises a gear structure, the torsion module can provide torque to enable the rotating shaft mechanism to be changed from a flattened state to a folded state, the two ends of the torsion module are respectively connected with the first force application module and the second force application module, the first force application module and the second force application module are elastic, when the rotating shaft mechanism is in the folded state, the first swing arm and the second swing arm of the torsion module are in opposite states, and the first force application module and the second force application module are in free states, so that extrusion force is prevented from being generated on the torsion module, and the problem that the torsion module protrudes outwards is prevented; when the rotating shaft mechanism is in a flattening state, the first swing arm and the second swing arm of the torsion module are located on the same plane, the first force application module and the second force application module are in a compression state, the first force application module and the second force application module respectively apply transverse extrusion force to the two swing arms of the torsion module so that the first swing arm and the second swing arm are extruded towards the middle, gaps existing when the gears of the torsion module are matched are eliminated, after the whole machine of a product is closed for a long time, the torsion module can apply effective supporting and outward pulling force to a screen, so that the stress of the screen is released faster, deformation is easy to recover, and the use effect of the product is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of an embodiment of a spindle mechanism according to the present utility model;

FIG. 2 is an exploded view of an embodiment of the spindle mechanism of the present utility model;

FIG. 3 is a schematic view showing the structure of the force applying module and the middle frame fixing frame according to an embodiment of the spindle mechanism of the present utility model;

FIG. 4 is a top view of the spindle mechanism of the present utility model;

FIG. 5 is a schematic view showing a structure of a rotation shaft mechanism in a flattened state according to an embodiment of the present utility model;

fig. 6 is a schematic structural view of a folding state of an embodiment of the spindle mechanism of the present utility model.

Reference numerals illustrate:

100-a rotating shaft mechanism;

11-a first mount; 111-a first middle frame; 1111-a first groove; 1112-bottom surface; 1113-contact; 112-a first middle frame fixing bracket; 1121-a first runner; 1122-a second chute; 12-a second mount; 121-a second middle frame; 122-a second middle frame fixing bracket;

20-torsion module; 21-a first swing arm; 22-a second swing arm; 23-connecting part; 24-rotating assembly;

31-a first force application module; 311-fixing blocks; 312-movable blocks; 3121-a first protrusion; 313-elastic member; 32-a second force application module.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the technical solutions should be considered that the combination does not exist and is not within the scope of protection claimed by the present utility model.

The utility model provides a rotating shaft mechanism and electronic equipment, which can eliminate the gap of a bending part of a middle hinge and reduce the influence of stress on a folding screen.

As shown in fig. 1 and 2, the present utility model proposes a spindle mechanism 100, which includes: the first mounting seat 11 and the second mounting seat 12 are arranged in a mirror symmetry manner; the torsion module 20 comprises a first swing arm 21 and a second swing arm 22, and the first swing arm 21 and the second swing arm 22 are respectively connected with the first mounting seat 11 and the second mounting seat 12 in a sliding manner; the first force applying module 31 and the second force applying module 32, one end of the first force applying module 31 is fixedly connected with the first mounting seat 11, the other end of the first force applying module 31 is abutted against the first swing arm 21, one end of the second force applying module 32 is fixedly connected with the second mounting seat 12, the other end of the second force applying module 32 is abutted against the second swing arm 22, the first force applying module 31 and the second force applying module 32 have elasticity, the rotating shaft mechanism 100 has a flattened state and a folded state, the folded state is converted into the flattened state, and the first force applying module 31 and the second force applying module 32 are extruded.

According to the rotating shaft mechanism 100 of the present utility model, the torsion module 20 comprises a gear structure, the torsion module 20 can provide torque to change the rotating shaft mechanism 100 from a flattened state to a folded state, two ends of the torsion module 20 are respectively connected with the first force applying module 31 and the second force applying module 32, the first force applying module 31 and the second force applying module 32 have elasticity, when the rotating shaft mechanism 100 is in the folded state, the first swing arm 21 and the second swing arm 22 of the torsion module 20 are in opposite states, and the first force applying module 31 and the second force applying module 32 are in free states, so as to avoid generating extrusion force on the torsion module 20 and prevent the problem that the torsion module 20 protrudes outwards; when the rotating shaft mechanism 100 is in a flattened state, the first swing arm 21 and the second swing arm 22 of the torsion module 20 are located on the same plane, the first force applying module 31 and the second force applying module 32 are in a compressed state, the first force applying module 31 and the second force applying module 32 respectively apply transverse extrusion forces to the two swing arms of the torsion module 20 so that the first swing arm 21 and the second swing arm 22 are extruded towards the middle, gaps existing when the gears of the torsion module 20 are matched are eliminated, after the whole machine of a product is closed for a long time, the torsion module 20 can apply effective supporting and outward pulling force to the screen, so that the stress of the screen is released faster, the deformation is easy to recover, and the use effect of the product is improved.

In some embodiments, the first force application module 31 and the second force application module 32 each include: the fixed block 311 is fixedly connected with the first mounting seat 11 or the second mounting seat 12; the movable block 312 is in contact with the first swing arm 21 or the second swing arm 22; the elastic member 313 is connected between the fixed block 311 and the movable block 312.

In some embodiments, the fixed block 311 is fixedly connected to the first mounting seat 11 or the second mounting seat 12, the movable block 312 is abutted to the first swing arm 21 or the second swing arm 22, and can push the first swing arm 21 or the second swing arm 22 to move on the first mounting seat 11 or the second mounting seat 12, the elastic member 313 is connected to the fixed block 311 and the movable block 312, the elastic member 313 can be in a relatively compressed state or a relatively stretched state, the elastic member 313 enables the extrusion force of the first force applying module 31 and the second force applying module 32 to the first swing arm 21 or the second swing arm 22 to change along with the change of the state of the elastic member 313, the change of the state of the elastic member 313 is determined by the state of the torsion module 20, when the torsion module 20 is relatively compressed and the torsion module 20 is folded, and the elastic member 313 is relatively stretched.

In this embodiment, the elastic member 313 is a compression spring, and in other embodiments, the choice of the elastic member 313 is not limited thereto.

In some embodiments, the first mount 11 includes a first middle frame 111 and a first middle frame fixing bracket 112, and the second mount 12 includes a second middle frame 121 and a second middle frame fixing bracket 122.

In some embodiments, the mounting base includes a middle frame and a middle frame fixing support, the first middle frame 111 and the second middle frame 121 are disposed opposite to each other on the same horizontal plane, the first middle frame 111 is fixedly connected to the first middle frame fixing support 112 and the first force applying module 31, the second middle frame 121 is fixedly connected to the second middle frame fixing support 122 and the second force applying module 32, and the first middle frame fixing support 112 and the second middle frame fixing support 122 are respectively connected to the first swing arm 21 and the second swing arm 22 of the torsion module 20, so that the torsion module 20 is disposed at an intermediate position of the first middle frame 111 and the second middle frame 121.

In some embodiments, the first middle frame fixing bracket 112 and the second middle frame fixing bracket 122 both include a first sliding chute 1121, the extending direction of the first sliding chute 1121 of the first middle frame fixing bracket 112 is parallel to the extending direction of the first swing arm 21, the extending direction of the first sliding chute 1121 of the second middle frame fixing bracket 122 is parallel to the extending direction of the second swing arm 22, two ends of the movable block 312 are provided with a first protrusion 3121, and the first protrusion 3121 is slidably disposed in the first sliding chute 1121.

As shown in fig. 3, in some embodiments, the movable block 312 of the first force applying module 31 is provided with a first protrusion 3121, the first middle frame fixing support 112 is provided with a first sliding slot 1121 along the extending direction of the first swing arm 21, the movable block 312 abuts against the first swing arm 21, so that the movable block 312 can slide on the first sliding slot 1121 and always abut against the first swing arm 21, and the second force applying module 32 is matched with the second middle frame fixing support 122.

In some embodiments, the first middle frame 111 and the second middle frame 121 both include a first groove 1111, the shape of the fixing block 311 is matched with the shape of the first groove 1111, and the fixing block 311 can be embedded in the first groove 1111.

In some embodiments, the fixing blocks 311 of the first force applying module 31 and the second force applying module 32 are matched with the first grooves 1111 of the first middle frame 111 and the second middle frame 121, so that one ends of the first force applying module 31 and the second force applying module 32 are fixed on the first middle frame 111 and the second middle frame 121, and the other ends are abutted with the first swing arm 21 and the second swing arm 22.

In some embodiments, the first middle frame fixation bracket 112 and the middle frame fixation bracket each comprise: the second chute 1122, the first swing arm 21 and the second swing arm 22 are slidably connected to the second chute 1122, respectively.

In some embodiments, the first swing arm 21 and the second swing arm 22 are respectively connected with the first middle frame fixing support 112 and the middle frame fixing support in a sliding manner through the second sliding groove 1122, the torsion module 20 is matched with the middle frame fixing support through the sliding pair, and when the first force applying module 31 and the second force applying module 32 apply force to the first swing arm 21 and the second swing arm 22, the first swing arm 21 and the second swing arm 22 can slide on the second sliding groove 1122 so as to squeeze the first swing arm 21 and the second swing arm 22 towards the middle direction.

In some embodiments, the first middle frame 111 and the second middle frame 121 each have a bottom surface 1112, and the second sliding grooves 1122 of the first middle frame fixing bracket 112 and the second middle frame fixing bracket 122 are disposed gradually and obliquely closer to the bottom surface 1112 in a direction away from the corresponding fixing block 311.

In some embodiments, the bottom surface 1112 is a surface facing away from the folding screen, the second sliding groove 1122 of the middle frame fixing support has an angle, and the pressing force can generate a component force along the vertical direction of the second sliding groove 1122, so that the gap when the sliding pair is matched is further eliminated.

As shown in fig. 4, in some embodiments, the first middle frame 111 and the second middle frame 121 respectively include contact portions 1113, and in the flattened state, the contact portions 1113 of the first middle frame 111 and the second middle frame 121 are in contact with each other, and in the folded state, the first middle frame 111 and the second middle frame 121 are separated.

In some embodiments, the contact portions 1113 of the first middle frame 111 and the second middle frame 121 are in contact with each other in the flattened state, the torsion module 20 is carried above the contact portions 1113 of the first middle frame 111 and the second middle frame 121, at this time, the first swing arm 21 and the second swing arm 22 of the torsion module 20 are at the same horizontal plane, and in the folded state, the contact portions 1113 of the first middle frame 111 and the second middle frame 121 are separated, and the first middle frame 111 and the second middle frame 121 are in an opposite state.

In some embodiments, the torsion module 20 further includes: a connecting portion 23, wherein the first swing arm 21 and the second swing arm 22 are respectively connected to two ends of the connecting portion 23; and a rotating assembly 24, wherein the rotating assembly 24 is connected with the connecting part 23.

In some embodiments, the rotational assembly 24 of the torsion module 20 includes gears, and rotation of the torsion module 20 is accomplished by meshing between the gears.

The utility model also proposes an electronic device comprising: a display panel, and the hinge mechanism 100 according to any of the foregoing embodiments of the present utility model, the display panel is bent along with the hinge mechanism 100.

According to the electronic device of the present utility model, the torsion module 20 comprises a gear structure, the torsion module 20 can provide a torque to change the rotation axis mechanism 100 from a flattened state to a folded state, the two ends of the torsion module 20 are respectively connected with the first force applying module 31 and the second force applying module 32, the first force applying module 31 and the second force applying module 32 have elasticity, when the rotation axis mechanism 100 is in the folded state, the first swing arm 21 and the second swing arm 22 of the torsion module 20 are in opposite states, and the first force applying module 31 and the second force applying module 32 are in free states, thereby avoiding the generation of extrusion force on the torsion module 20 and preventing the generation of problems such as outward protrusion of the torsion module 20; when the rotating shaft mechanism 100 is in a flattened state, the first swing arm 21 and the second swing arm 22 of the torsion module 20 are located on the same plane, the first force applying module 31 and the second force applying module 32 are in a compressed state, the first force applying module 31 and the second force applying module 32 respectively apply transverse extrusion forces to the two swing arms of the torsion module 20 so that the first swing arm 21 and the second swing arm 22 are extruded towards the middle, gaps existing when the gears of the torsion module 20 are matched are eliminated, after the whole machine of a product is closed for a long time, the torsion module 20 can apply effective supporting and outward pulling force to the screen, so that the stress of the screen is released faster, the deformation is easy to recover, and the use effect of the product is improved.

As shown in fig. 5, the rotation shaft mechanism 100 is in a flattened state, the first swing arm 21 and the second swing arm 22 of the torsion module 20 are located on the same plane, the first force applying module 31 and the second force applying module 32 are in a compressed state, the first middle frame 111 and the second middle frame 121 are located on the same plane, the contact portions 1113 of the first middle frame 111 and the second middle frame 121 are in contact with each other, the first force applying module 31 and the second force applying module 32 respectively apply the transverse extrusion force to the two swing arms of the torsion module 20 so that the first swing arm 21 and the second swing arm 22 are extruded towards the middle, thereby eliminating the gap existing when the torsion module 20 is matched with gears, and after the whole machine of a product is closed for a long time, the torsion module 20 can apply effective supporting and outward pulling force to the screen, so that the stress of the screen is released faster, and the deformation is easy to recover.

As shown in fig. 6, the pivot mechanism 100 is in a folded state, the first swing arm 21 and the second swing arm 22 of the torsion module 20 are in an opposite state, at this time, the first middle frame 111 and the second middle frame 121 are disposed opposite to each other, the contact portion 1113 thereof is separated, the elastic members 313 of the first force applying module 31 and the second force applying module 32 are in a free state, the fixed block 311 is respectively located in the first middle frame 111 and the second middle frame 121, the movable block 312 is connected with the elastic members 313, at this time, the movable block 312 is not in contact with the first swing arm 21 and the second swing arm 22, and therefore, no pressing force is generated on the torsion module 20. The first force applying module 31 and the second force applying module 32 are in a free state, so that the extrusion force to the torsion module 20 is avoided, and the problem that the torsion module 20 protrudes outwards is prevented.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims (10)

1. A spindle mechanism, comprising:

the first installation seat and the second installation seat are arranged in a mirror symmetry mode;

the torsion module comprises a first swing arm and a second swing arm, and the first swing arm and the second swing arm are respectively connected with the first mounting seat and the second mounting seat in a sliding manner;

the first force applying module and the second force applying module are fixedly connected with the first mounting seat, the other end of the first force applying module is abutted against the first swing arm, the one end of the second force applying module is fixedly connected with the second mounting seat, the other end of the second force applying module is abutted against the second swing arm, the first force applying module and the second force applying module are elastic,

the rotating shaft mechanism has a flattened state and a folded state, and is converted from the folded state to the flattened state, and the first force applying module and the second force applying module are extruded.

2. The spindle mechanism as set forth in claim 1, wherein said first force applying module and said second force applying module each include:

the fixed block is fixedly connected with the first mounting seat or the second mounting seat;

the movable block is in butt joint with the first swing arm or the second swing arm;

and the elastic piece is connected between the fixed block and the movable block.

3. The spindle mechanism as recited in claim 2 wherein the first mounting includes a first center and a first center mounting bracket and the second mounting includes a second center and a second center mounting bracket.

4. The hinge mechanism according to claim 3, wherein the first center fixing bracket and the second center fixing bracket each include a first slide groove,

the extending direction of the first sliding groove of the first middle frame fixing support is parallel to the extending direction of the first swing arm, the extending direction of the first sliding groove of the second middle frame fixing support is parallel to the extending direction of the second swing arm, first bulges are arranged at two ends of the movable block, and the first bulges are arranged on the first sliding groove in a sliding mode.

5. The hinge mechanism according to claim 4, wherein the first middle frame and the second middle frame each include a first groove, the shape of the fixing block is adapted to the shape of the first groove, and the fixing block can be embedded in the first groove.

6. The spindle mechanism as recited in claim 4 wherein said first center frame mount and said second center frame mount each comprise:

the first swing arm and the second swing arm are respectively connected with the second sliding chute in a sliding way.

7. The hinge mechanism according to claim 6, wherein each of the first center frame and the second center frame has a bottom surface, and the second slide grooves of the first center frame fixing bracket and the second center frame fixing bracket are disposed gradually and obliquely closer to the bottom surface in a direction away from the corresponding fixing block.

8. A spindle mechanism as set forth in claim 3 wherein said first and second intermediate frames each include a contact portion, said contact portions of said first and second intermediate frames contacting each other in said flattened condition and said first and second intermediate frames being separated in said folded condition.

9. The spindle mechanism as recited in claim 1 wherein said torsion module further comprises:

the first swing arm and the second swing arm are respectively connected to two ends of the connecting part;

and the rotating assembly is connected with the connecting part.

10. An electronic device, comprising:

display panel, and

a hinge mechanism as claimed in any one of claims 1 to 9, wherein the display panel is folded with the hinge mechanism.