CN213338519U - Hinge structure and electronic equipment - Google Patents
Hinge structure and electronic equipment Download PDFInfo
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- CN213338519U CN213338519U CN202022659680.1U CN202022659680U CN213338519U CN 213338519 U CN213338519 U CN 213338519U CN 202022659680 U CN202022659680 U CN 202022659680U CN 213338519 U CN213338519 U CN 213338519U
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Abstract
The utility model relates to an electronic equipment field discloses a hinge structure and electronic equipment. The hinge structure comprises a gear rotating shaft component; the gear rotating shaft assembly comprises a fixed seat, a transmission mechanism, a first rotating bracket and a second rotating bracket; the transmission mechanism comprises a first shaft core, a second shaft core, a first straight gear, a second straight gear, a first conical gear, a second conical gear and a middle bevel gear; the first shaft core is parallel to the second shaft core, the first straight gear and the first bevel gear are fixedly sleeved outside the first shaft core, and the second bevel gear and the second straight gear are fixedly sleeved outside the second shaft core; the two opposite ends of the middle bevel gear are respectively provided with a bevel gear which is respectively meshed with the first bevel gear and the second bevel gear. Use the utility model discloses an electronic equipment can provide sufficient accommodation space for the bent part of flexible display screen when fold condition, and the inside device is impaired when can avoiding the flexible screen to fold, realizes electronic equipment's more frivolous simultaneously.
Description
Technical Field
The utility model relates to an electronic equipment technical field especially relates to a hinge structure and electronic equipment.
Background
With the development of display technology, foldable flexible screens have gradually become a research and development hotspot in the technical field of electronic display devices. Generally, a foldable flexible screen includes a flexible display screen and a hinge structure that allows the flexible display screen to be switched between a folded state and a planar state.
The flexible display screen can form the flexion when folding, and current hinge structure can't provide sufficient space in order to hold the flexion of flexible display screen when folding for thereby flexible display screen takes place deformation easily when folding and leads to its inside device impaired scheduling problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hinge structure and electronic equipment to increase the accommodation space of the flexion of flexible screen under fold condition.
To achieve the purpose, the utility model adopts the following technical proposal:
a hinge structure includes a gear rotation shaft assembly;
the gear shaft assembly includes: the device comprises a fixed seat, a transmission mechanism, a first rotating bracket and a second rotating bracket;
the transmission mechanism comprises a first shaft core, a second shaft core, a first straight gear, a second straight gear, a first conical gear, a second conical gear and a middle bevel gear;
the first shaft core and the second shaft core are arranged in parallel at intervals, the first straight gear and the first bevel gear are fixedly sleeved outside the first shaft core, and the second bevel gear and the second straight gear are fixedly sleeved outside the second shaft core; conical gears are arranged at two opposite ends of the middle bevel gear, wherein the conical gear at one end is meshed with the first conical gear, and the conical gear at the other end is meshed with the second conical gear;
the first rotating bracket comprises a first screen board fixing part and a first arc-shaped sliding plate with internal teeth, wherein the first screen board fixing part and the first arc-shaped sliding plate are fixedly connected; the first arc-shaped sliding plate is in inner meshing connection with the first straight gear;
the second rotating bracket comprises a second screen board fixing part and a second arc-shaped sliding plate with internal teeth, wherein the second screen board fixing part and the second arc-shaped sliding plate are fixedly connected; the second arc-shaped sliding plate is in inner meshing connection with the second straight gear;
the fixed seat is provided with a first arc-shaped sliding groove for guiding the sliding of the first arc-shaped sliding plate and a second arc-shaped sliding groove for guiding the sliding of the second arc-shaped sliding plate;
the first rotating bracket and the fixed seat are in sliding connection through the matching of the first arc-shaped sliding plate and the first arc-shaped sliding groove; the second rotating support and the fixed seat are in sliding connection through the matching of the second arc-shaped sliding plate and the second arc-shaped sliding groove; and the first screen panel fixing part and the second screen panel fixing part are arranged on two opposite sides of the fixing seat.
Optionally, the gear rotating shaft assembly further includes: a third rotating bracket and a fourth rotating bracket;
the third rotating bracket comprises a third screen board fixing part and a third arc-shaped sliding plate which are fixedly connected; the third screen panel fixing part is fixedly connected with the first screen panel fixing part;
the fourth rotating bracket comprises a fourth screen board fixing part and a fourth arc-shaped sliding plate which are fixedly connected; the fourth screen panel fixing part is fixedly connected with the second screen panel fixing part;
the fixed seat is also provided with a third arc-shaped sliding groove for guiding the sliding of the third arc-shaped sliding plate and a fourth arc-shaped sliding groove for guiding the sliding of the fourth arc-shaped sliding plate;
the third rotating bracket and the fixed seat are in sliding connection through the matching of the third arc-shaped sliding plate and the third arc-shaped sliding groove; the fourth rotating support and the fixed seat are in sliding connection through the matching of the fourth arc-shaped sliding plate and the fourth arc-shaped sliding groove.
Optionally, the fixed seat includes a first fixed guide seat, a second fixed guide seat, a third fixed guide seat, a fourth fixed guide seat, a fifth fixed guide seat, and a sixth fixed guide seat, which are sequentially arranged;
the third rotating bracket is arranged between the first fixed guide seat and the second fixed guide seat; the first rotating bracket is arranged between the second fixed guide seat and the third fixed guide seat; the first conical gear, the second conical gear and the middle conical gear are arranged between the third fixed guide seat and the fourth fixed guide seat; the second rotating bracket is arranged between the fourth fixed guide seat and the fifth fixed guide seat; and the fourth rotating support is arranged between the fifth fixed guide seat and the sixth fixed guide seat.
Optionally, two adjacent surfaces of the first fixed guide seat and the second fixed guide seat are symmetrically provided with an arc-shaped third single-side sliding chute, the two third single-side sliding chutes form the third arc-shaped sliding chute, and two side portions of the third arc-shaped sliding plate along the arc direction are embedded into the corresponding third single-side sliding chutes respectively;
two adjacent surfaces of the second fixed guide seat and the third fixed guide seat are respectively symmetrically provided with an arc-shaped first single-side sliding groove, the two first single-side sliding grooves form the first arc-shaped sliding groove, and two side parts of the first arc-shaped sliding plate along the arc direction are respectively embedded into the corresponding first single-side sliding grooves;
two adjacent surfaces of the fourth fixed guide seat and the fifth fixed guide seat are respectively symmetrically provided with an arc-shaped second single-side sliding groove, the two second single-side sliding grooves form the second arc-shaped sliding groove, and two side parts of the second arc-shaped sliding plate along the arc direction are respectively embedded into the corresponding second single-side sliding grooves;
the adjacent two surfaces of the fifth fixed guide seat and the sixth fixed guide seat are symmetrically provided with arc-shaped fourth single-side sliding grooves respectively, the fourth single-side sliding grooves form fourth arc-shaped sliding grooves, and the two side edge parts of the fourth arc-shaped sliding plate along the arc direction are embedded into the corresponding fourth single-side sliding grooves respectively.
Optionally, the gear rotating shaft assembly further comprises a first pin and a second pin;
the first screen board fixing part and the third screen board fixing part are respectively provided with a first shaft hole communicated with each other, and the first pin is fixedly arranged in the first shaft hole in a penetrating manner;
and the second screen board fixing part and the fourth screen board fixing part are respectively provided with a second shaft hole communicated with each other, and the second pin is fixedly arranged in the second shaft hole in a penetrating manner.
Optionally, the first shaft core and the second shaft core penetrate through the fixing seat.
Optionally, the hinge structure further comprises a U-shaped connecting seat, and an accommodating groove is formed in the U-shaped connecting seat; the fixing seat is fixedly embedded in the accommodating groove.
Optionally, the hinge structure comprises two gear rotating shaft assemblies; the two gear rotating shaft assemblies are respectively arranged at two end positions of the U-shaped connecting seat.
Optionally, the maximum allowable sliding angle of the first arc-shaped sliding plate in the first arc-shaped sliding groove and the maximum allowable sliding angle of the second arc-shaped sliding plate in the second arc-shaped sliding groove are both 90 degrees.
An electronic device, comprising: a flexible display screen, a first screen panel, a second screen panel and a hinge structure as described in any one of the above;
the flexible display screen is overlapped on a first screen board and a second screen board, the first screen board is fixedly connected with the first screen board fixing portion, and the second screen board is fixedly connected with the second screen board fixing portion.
Compared with the prior art, the embodiment of the utility model provides a following beneficial effect has:
the utility model discloses among the hinge structure, gear shaft subassembly is under the effect of opening and shutting, first arc slide that rotates the support slides along first arc spout, first arc slide drives the first spur gear rotation rather than the inner gearing is connected, first spur gear drives the rotation of primary shaft core, the fixed first conical gear that locates on the primary shaft core drives second conical gear through well bevel gear and rotates, secondary shaft core rethread second spur gear with second conical gear fixed connection drives second arc slide and slides along second arc spout, thereby realize that whole gear shaft subassembly rotates around the opening and shutting of the center pin of constituteing by the centre of a circle line of first arc spout and second arc spout. Based on the hinge structure of above-mentioned structure, the electronic equipment of using this hinge structure can provide sufficient accommodation space for the bending part of flexible display screen when closed state, and internal device is impaired when can avoiding the flexible screen folding, realizes electronic equipment's more frivolous simultaneously.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
The structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention does not have the substantial significance in the technology, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy which can be produced by the present invention and the achievable purpose.
Fig. 1 is a perspective view of a gear rotating shaft assembly provided in an embodiment of the present invention in a flattened state.
Fig. 2 is an exploded view of the gear rotating shaft assembly in a flattened state according to the embodiment of the present invention.
Fig. 3 is a perspective view of the gear rotating shaft assembly provided in the embodiment of the present invention in a folded state.
Fig. 4 is a cross-sectional view of the gear rotating shaft assembly provided in the embodiment of the present invention in a folded state.
Fig. 5 is a perspective view of a transmission mechanism of the gear shaft assembly according to an embodiment of the present invention.
Fig. 6 is a perspective view of an electronic device according to an embodiment of the present invention in a flattened state.
Fig. 7 is a perspective view of an electronic device according to an embodiment of the present invention in a closed state.
Description of the figure numbers:
the device comprises a first rotating support 1, a second rotating support 2, a third rotating support 3, a fourth rotating support 4, a first shaft core 5, a second shaft core 6, a first straight gear 7, a second straight gear 8, a first conical gear 9, a second conical gear 10, a middle conical gear 11, a first pin 12, a second pin 13, a first fixed guide seat 14, a second fixed guide seat 15, a third fixed guide seat 16, a fourth fixed guide seat 17, a fifth fixed guide seat 18, a sixth fixed guide seat 19, a nut 20, a bowl-shaped gasket 21, a flat gasket 22, a U-shaped connecting seat 23 and a flexible display screen 24.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. It should be noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Example one
An embodiment of the utility model provides a hinge structure can be applied to various electronic equipment that possess folding function, include: a gear rotating shaft assembly and a U-shaped connecting seat 23; the gear rotating shaft assembly is arranged on the U-shaped connecting seat 23.
Referring to fig. 1 to 4, the gear shaft assembly includes: fixing base, drive mechanism, first rotating support 1, second rotating support 2.
Referring to fig. 5, the transmission mechanism specifically includes a first shaft core 5, a second shaft core 6, a first straight gear 7, a second straight gear 8, a first conical gear 9, a second conical gear 10, and a middle bevel gear 11.
The first and second mandrels 5, 6 are identical and are arranged in parallel at a spacing. The first straight gear 7 and the first conical gear 9 are fixedly sleeved outside the first shaft core 5, namely, the first straight gear 7, the first conical gear 9 and the first shaft core 5 are linked. The second conical gear 10 and the second spur gear 8 are fixedly sleeved outside the second shaft core 6, namely the second conical gear 10, the second spur gear 8 and the second shaft core 6 are linked. The opposite two ends of the middle bevel gear 11 are both provided with conical gears, wherein the conical gear at one end is meshed with the first conical gear 9, the conical gear at the other end is meshed with the second conical gear 10, and transmission can be realized between the first conical gear 9 and the second conical gear 10 through the middle bevel gear 11. Therefore, when the first straight gear 7 rotates under stress, the first conical gear 9 is driven to rotate by the first shaft core 5, and the second conical gear 10, the second shaft core 6 and the second straight gear 8 are driven to rotate synchronously by the middle bevel gear 11.
The first rotating bracket 1 comprises a first screen board fixing part and a first arc-shaped sliding plate with internal teeth, wherein the first screen board fixing part and the first arc-shaped sliding plate are fixedly connected; the first arc-shaped sliding plate is in inner meshing connection with the first straight gear 7; the first screen board fixing part is used for being fixedly connected with the first screen board.
The second rotating bracket 2 comprises a second screen panel fixing part and a second arc-shaped sliding plate with internal teeth, which are fixedly connected; the second arc-shaped sliding plate is internally meshed with the second straight gear 8; and the second screen panel fixing part is used for being fixedly connected with the second screen panel.
The fixed seat is provided with a first arc-shaped sliding groove for guiding the sliding of the first arc-shaped sliding plate and a second arc-shaped sliding groove for guiding the sliding of the second arc-shaped sliding plate;
the first rotating bracket 1 and the fixed seat are in sliding connection through the matching of the first arc-shaped sliding plate and the first arc-shaped sliding groove; the second rotates support 2 and fixing base, realizes sliding connection through the cooperation of second arc slide and second arc spout. When the first arc-shaped sliding plate slides along the first arc-shaped sliding groove, the first straight gear 7 meshed with the first arc-shaped sliding plate is driven to rotate; similarly, when the second arc-shaped sliding plate slides along the first arc-shaped sliding groove, the second straight gear 8 meshed with the second arc-shaped sliding plate is driven to rotate.
After the first rotating bracket 1, the second rotating bracket 2 and the fixed base are assembled into a whole, the first screen panel fixing part of the first rotating bracket 1 and the second screen panel fixing part of the second rotating bracket 2 are respectively arranged at two opposite sides of the fixed base.
Under the effect of opening and shutting, the gear pivot subassembly of this embodiment, slide along first arc spout by the first arc slide of first rotation support 1, first arc slide drives and rotates rather than the first spur gear 7 of inner gearing connection, first spur gear 7 drives first axle core 5 and rotates, first conical gear 9 of fixed locating on first axle core 5 drives second conical gear 10 through well bevel gear 11 and rotates, 6 rethread second spur gear 8 of second axle core with second conical gear 10 fixed connection drive second arc slide and slide along second arc spout, thereby realize that whole gear pivot subassembly rotates around the opening and shutting of the center pin of constituteing by the centre of a circle line of first arc spout and second arc spout.
Based on the hinge structure of above-mentioned structure, the electronic equipment of using this hinge structure can provide sufficient accommodation space for the bent part of flexible display screen 24 when closed state, and internal device is impaired when can avoiding the flexible screen folding, realizes electronic equipment's more frivolousization simultaneously.
As shown in fig. 5, the gear rotating shaft assembly of the present embodiment may further include: a third rotating bracket 3 and a fourth rotating bracket 4.
The third rotating bracket 3 comprises a third screen board fixing part and a third arc-shaped sliding plate which are fixedly connected; the third screen panel fixing part is fixedly connected with the first screen panel fixing part, so that the third rotating bracket 3 and the first rotating bracket 1 can be linked.
The fourth rotating bracket 4 comprises a fourth screen board fixing part and a fourth arc-shaped sliding plate which are fixedly connected; the fourth screen panel fixing portion is fixedly connected with the second screen panel fixing portion, so that the fourth rotating bracket 4 and the second rotating bracket 2 can be linked.
Meanwhile, a third arc-shaped sliding groove used for guiding the sliding of the third arc-shaped sliding plate and a fourth arc-shaped sliding groove used for guiding the sliding of the fourth arc-shaped sliding plate are formed in the fixed seat; the third rotating bracket 3 and the fixed seat are in sliding connection through the matching of the third arc-shaped sliding plate and the third arc-shaped sliding groove; the fourth rotating bracket 4 and the fixed seat are in sliding connection through the matching of the fourth arc-shaped sliding plate and the fourth arc-shaped sliding groove.
By additionally arranging the third rotating support 3 and the fourth rotating support 4, the contact area between the hinge structure and a screen panel to be installed can be increased, and the rotating reliability is effectively improved.
The connection manner between the third panel fixing portion and the first panel fixing portion, and between the fourth panel fixing portion and the second panel fixing portion is not limited. Illustratively, the gear shaft assembly further comprises a first pin 12 and a second pin 13; the first screen board fixing part and the third screen board fixing part are respectively provided with a first shaft hole communicated with each other, and the first pin 12 is fixedly arranged in the first shaft hole in a penetrating way; and second shaft holes communicated with each other are respectively formed in the second screen board fixing part and the fourth screen board fixing part, and a second pin 13 is fixedly arranged in the second shaft holes in a penetrating manner.
For the convenience of assembly, the fixing seat of this embodiment specifically includes: the device comprises a first fixed guide seat 14, a second fixed guide seat 15, a third fixed guide seat 16, a fourth fixed guide seat 17, a fifth fixed guide seat 18 and a sixth fixed guide seat 19 which are arranged in sequence.
The third rotating bracket 3 is arranged between the first fixed guide seat 14 and the second fixed guide seat 15; the first rotating bracket 1 is arranged between the second fixed guide seat 15 and the third fixed guide seat 16; the first conical gear 9, the second conical gear 10 and the bevel gear 11 are arranged between the third fixed guide seat 16 and the fourth fixed guide seat 17; the second rotating bracket 2 is arranged between the fourth fixed guide seat 17 and the fifth fixed guide seat 18; and the fourth rotating bracket 4 is arranged between the fifth fixed guide seat 18 and the sixth fixed guide seat 19.
At this time, the first shaft core 5 and the second shaft core 6 can penetrate through the whole fixing seat, so that all the components of the fixing seat are combined to form a compact integral structure. One ends of the first shaft core 5 and the second shaft core 6 can be fixed sequentially through the flat gasket 22, the bowl-shaped gasket and the nut 20, and the other ends can be fixed simultaneously through the C-shaped fastening gasket.
Specifically, two adjacent surfaces of the first fixed guide seat 14 and the second fixed guide seat 15 are symmetrically provided with an arc-shaped third single-side sliding chute respectively, the two third single-side sliding chutes form a third arc-shaped sliding chute, and two side portions of the third arc-shaped sliding plate along the arc direction are embedded into the corresponding third single-side sliding chutes respectively;
two adjacent surfaces of the second fixed guide seat 15 and the third fixed guide seat 16 are respectively symmetrically provided with an arc-shaped first single-side sliding chute, the two first single-side sliding chutes form a first arc-shaped sliding chute, and two side parts of the first arc-shaped sliding plate along the arc direction are respectively embedded into the corresponding first single-side sliding chutes;
two adjacent surfaces of the fourth fixed guide seat 17 and the fifth fixed guide seat 18 are symmetrically provided with an arc-shaped second single-side sliding chute respectively, the two second single-side sliding chutes form a second arc-shaped sliding chute, and two side parts of the second arc-shaped sliding plate along the arc direction are embedded into the corresponding second single-side sliding chutes respectively;
the adjacent two surfaces of the fifth fixed guide seat 18 and the sixth fixed guide seat 19 are symmetrically provided with an arc-shaped fourth single-side sliding groove, the two fourth single-side sliding grooves form a fourth arc-shaped sliding groove, and the two side edge portions of the fourth arc-shaped sliding plate along the arc direction are embedded into the corresponding fourth single-side sliding grooves respectively.
It is understood that the structure of the fixing base is not limited to that shown in the drawings, and any other structure design capable of providing a rotation guiding function for each rotation bracket can be provided.
In order to realize the plane unfolding state and the complete closing state, in this embodiment, the maximum allowable sliding angle of the first arc-shaped sliding plate in the first arc-shaped sliding groove and the maximum allowable sliding angle of the second arc-shaped sliding plate in the second arc-shaped sliding groove are both 90 degrees. Of course, in other embodiments, the maximum allowable sliding angle of the two sliding plates can be adjusted to meet different design requirements of opening and closing angles.
In addition, the hinge structure of the present embodiment specifically includes two of the above-mentioned gear rotating shaft assemblies and the U-shaped connecting seat 23; a containing groove is formed in the U-shaped connecting seat 23, the two gear rotating shaft assemblies are respectively arranged at two ends of the U-shaped connecting seat 23, and the fixing seat is fixedly embedded in the containing groove.
As can be understood, referring to fig. 6 and 7, the present embodiment further provides an electronic device, including: a flexible display 24, a first panel, a second panel, and a hinge structure. Wherein the hinge structure is as described above.
The edge of the first screen board is respectively and fixedly connected with a first screen board fixing part of a first rotating bracket 1 and a third screen board fixing part of a third rotating bracket 3 of the gear rotating shaft assembly in the hinge structure.
The edge of the second screen board is respectively and fixedly connected with a second screen board fixing part of a second rotating bracket 2 and a fourth screen board fixing part of a fourth rotating bracket 4 of the gear rotating shaft assembly in the hinge structure.
The flexible display 24 is stacked on the first panel and the second panel.
Based on the gear rotating shaft assembly, the first screen board and the second screen board can be opened and closed at any angle, and then the flexible display screen 24 is driven to be folded. Meanwhile, more accommodating spaces can be provided for the bending part of the flexible display screen 24, so that the flexible display screen needs to have a certain bending radius to be reduced, and the electronic equipment is lighter and thinner.
It is understood that the electronic device may be various devices such as a notebook, a mobile phone, and the like.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. A hinge structure is characterized by comprising a gear rotating shaft component;
the gear shaft assembly includes: the device comprises a fixed seat, a transmission mechanism, a first rotating bracket (1) and a second rotating bracket (2);
the transmission mechanism comprises a first shaft core (5), a second shaft core (6), a first straight gear (7), a second straight gear (8), a first conical gear (9), a second conical gear (10) and a middle bevel gear (11);
the first shaft core (5) and the second shaft core (6) are arranged in parallel at intervals, the first straight gear (7) and the first conical gear (9) are fixedly sleeved outside the first shaft core (5), and the second conical gear (10) and the second straight gear (8) are fixedly sleeved outside the second shaft core (6); conical gears are arranged at two opposite ends of the middle bevel gear (11), wherein the conical gear at one end is meshed with the first conical gear (9), and the conical gear at the other end is meshed with the second conical gear (10);
the first rotating bracket (1) comprises a first screen board fixing part and a first arc-shaped sliding plate with internal teeth, wherein the first screen board fixing part and the first arc-shaped sliding plate are fixedly connected; the first arc-shaped sliding plate is in inner meshing connection with the first straight gear (7);
the second rotating bracket (2) comprises a second screen board fixing part and a second arc-shaped sliding plate with internal teeth, wherein the second screen board fixing part and the second arc-shaped sliding plate are fixedly connected; the second arc-shaped sliding plate is in inner meshing connection with the second straight gear (8);
the fixed seat is provided with a first arc-shaped sliding groove for guiding the sliding of the first arc-shaped sliding plate and a second arc-shaped sliding groove for guiding the sliding of the second arc-shaped sliding plate;
the first rotating bracket (1) and the fixed seat are in sliding connection through the matching of the first arc-shaped sliding plate and the first arc-shaped sliding groove; the second rotating bracket (2) and the fixed seat are in sliding connection through the matching of the second arc-shaped sliding plate and the second arc-shaped sliding groove; and the first screen panel fixing part and the second screen panel fixing part are arranged on two opposite sides of the fixing seat.
2. The hinge structure according to claim 1, wherein the gear rotating shaft assembly further comprises: a third rotating bracket (3) and a fourth rotating bracket (4);
the third rotating bracket (3) comprises a third screen board fixing part and a third arc-shaped sliding plate which are fixedly connected; the third screen panel fixing part is fixedly connected with the first screen panel fixing part;
the fourth rotating bracket (4) comprises a fourth screen board fixing part and a fourth arc-shaped sliding plate which are fixedly connected; the fourth screen panel fixing part is fixedly connected with the second screen panel fixing part;
the fixed seat is also provided with a third arc-shaped sliding groove for guiding the sliding of the third arc-shaped sliding plate and a fourth arc-shaped sliding groove for guiding the sliding of the fourth arc-shaped sliding plate;
the third rotating bracket (3) and the fixed seat are in sliding connection through the matching of the third arc-shaped sliding plate and the third arc-shaped sliding groove; the fourth rotating support (4) and the fixed seat are in sliding connection through the matching of the fourth arc-shaped sliding plate and the fourth arc-shaped sliding groove.
3. The hinge structure of claim 2, wherein the fixed base comprises a first fixed guide base (14), a second fixed guide base (15), a third fixed guide base (16), a fourth fixed guide base (17), a fifth fixed guide base (18) and a sixth fixed guide base (19) which are arranged in sequence;
the third rotating bracket (3) is arranged between the first fixed guide seat (14) and the second fixed guide seat (15); the first rotating bracket (1) is arranged between the second fixed guide seat (15) and the third fixed guide seat (16); the first conical gear (9), the second conical gear (10) and the middle bevel gear (11) are arranged between the third fixed guide seat (16) and the fourth fixed guide seat (17); the second rotating bracket (2) is arranged between the fourth fixed guide seat (17) and the fifth fixed guide seat (18); and the fourth rotating bracket (4) is arranged between the fifth fixed guide seat (18) and the sixth fixed guide seat (19).
4. The hinge structure according to claim 3,
two adjacent surfaces of the first fixed guide seat (14) and the second fixed guide seat (15) are respectively symmetrically provided with an arc-shaped third single-side sliding groove, the two third single-side sliding grooves form the third arc-shaped sliding groove, and two side edge parts of the third arc-shaped sliding plate along the arc direction are respectively embedded into the corresponding third single-side sliding grooves;
two adjacent surfaces of the second fixed guide seat (15) and the third fixed guide seat (16) are respectively symmetrically provided with an arc-shaped first single-side sliding groove, the two first single-side sliding grooves form the first arc-shaped sliding groove, and two side edge parts of the first arc-shaped sliding plate along the arc direction are respectively embedded into the corresponding first single-side sliding grooves;
two adjacent surfaces of the fourth fixed guide seat (17) and the fifth fixed guide seat (18) are respectively symmetrically provided with an arc-shaped second single-side sliding groove, the two second single-side sliding grooves form the second arc-shaped sliding groove, and two side edge parts of the second arc-shaped sliding plate along the arc direction are respectively embedded into the corresponding second single-side sliding grooves;
and the adjacent two surfaces of the fifth fixed guide seat (18) and the sixth fixed guide seat (19) are respectively and symmetrically provided with an arc-shaped fourth single-side sliding groove, the four fourth single-side sliding grooves form the fourth arc-shaped sliding groove, and the two side edge parts of the fourth arc-shaped sliding plate along the arc direction are respectively embedded into the corresponding fourth single-side sliding grooves.
5. The hinge structure according to claim 2, wherein the gear shaft assembly further comprises a first pin (12) and a second pin (13);
the first screen board fixing part and the third screen board fixing part are respectively provided with a first shaft hole communicated with each other, and the first pin (12) is fixedly arranged in the first shaft hole in a penetrating manner;
and second shaft holes communicated with each other are respectively formed in the second screen board fixing part and the fourth screen board fixing part, and a second pin (13) is fixedly arranged in the second shaft holes in a penetrating manner.
6. The hinge construction according to claim 3, characterized in that the first (5) and second (6) axes extend through the entire holder.
7. The hinge structure according to claim 1, further comprising a U-shaped connecting seat (23), wherein a receiving groove is formed in the U-shaped connecting seat (23); the fixing seat is fixedly embedded in the accommodating groove.
8. The hinge structure according to claim 7, wherein the hinge structure includes two of the gear rotating shaft assemblies; the two gear rotating shaft assemblies are respectively arranged at the two ends of the U-shaped connecting seat (23).
9. The hinge structure of claim 1, wherein the maximum allowable sliding angle of the first curved sliding plate in the first curved sliding slot and the maximum allowable sliding angle of the second curved sliding plate in the second curved sliding slot are both 90 degrees.
10. An electronic device, comprising: a flexible display (24), a first panel, a second panel and a hinge structure according to any of claims 1 to 9;
the flexible display screen (24) is overlapped on a first screen board and a second screen board, the first screen board is fixedly connected with the first screen board fixing portion, and the second screen board is fixedly connected with the second screen board fixing portion.
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| CN202022659680.1U CN213338519U (en) | 2020-11-17 | 2020-11-17 | Hinge structure and electronic equipment |
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| CN202022659680.1U CN213338519U (en) | 2020-11-17 | 2020-11-17 | Hinge structure and electronic equipment |
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| CN213338519U true CN213338519U (en) | 2021-06-01 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114408224A (en) * | 2021-12-20 | 2022-04-29 | 中国航天科工集团八五一一研究所 | Space-recyclable folding mechanism |
| CN114661098A (en) * | 2022-03-29 | 2022-06-24 | 联想(北京)有限公司 | Connecting device and electronic equipment |
| CN114408224B (en) * | 2021-12-20 | 2024-05-17 | 中国航天科工集团八五一一研究所 | Space-recoverable folding mechanism |
-
2020
- 2020-11-17 CN CN202022659680.1U patent/CN213338519U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114408224A (en) * | 2021-12-20 | 2022-04-29 | 中国航天科工集团八五一一研究所 | Space-recyclable folding mechanism |
| CN114408224B (en) * | 2021-12-20 | 2024-05-17 | 中国航天科工集团八五一一研究所 | Space-recoverable folding mechanism |
| CN114661098A (en) * | 2022-03-29 | 2022-06-24 | 联想(北京)有限公司 | Connecting device and electronic equipment |
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