CN111785160B - Folding electronic device - Google Patents
Folding electronic device Download PDFInfo
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- CN111785160B CN111785160B CN202010617785.2A CN202010617785A CN111785160B CN 111785160 B CN111785160 B CN 111785160B CN 202010617785 A CN202010617785 A CN 202010617785A CN 111785160 B CN111785160 B CN 111785160B
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
Abstract
The application discloses foldable electronic equipment belongs to the communication technology field to solve the problem in contact abnormal sound and the wearing and tearing clearance that electronic equipment is folding to produce. Wherein, foldable electronic equipment includes: the screen comprises a first screen, a second screen and a pin shaft, wherein hinge holes are formed in the first screen and the second screen respectively and are coaxially arranged, the hinge holes are in plug-in fit with the pin shaft so that the first screen and the second screen rotate relatively, first magnets are arranged in the hinge holes, second magnets are arranged on the pin shaft, and the first magnets correspond to the second magnets in the radial direction of the hinge holes. This scheme makes the balanced atress of round pin axle through under the effect of magnetic attraction or magnetic repulsion, and then can reduce the probability of the contact wear who produces between two screens.
Description
Technical Field
The application belongs to the technical field of communication, and particularly relates to a folding electronic device.
Background
With the extreme pursuit of the use experience, the performance requirements of users on electronic devices such as smart phones and tablet computers are higher and higher. The folding electronic equipment is used as novel electronic equipment, and when the folding electronic equipment is in an unfolding state, the screen is large, so that a user can obtain a good video viewing effect, and good application operation experience is realized; when the folding type portable handheld electronic device is in a folding state, the size is small, and the portable handheld electronic device can be conveniently carried by a user. Therefore, the foldable electronic device has gradually become a trend.
Foldable electronic equipment includes first screen and the second screen that can the relative rotation, adopts hinge structure to connect between first screen and the second screen to through rotating around the round pin axle and realizing folding each other or expand, in realizing this application process, the inventor discovers that there is at least following problem among the prior art:
at the relative rotation in-process with the hinge hole, because the round pin axle is radially hardly guaranteed the atress even, consequently round pin axle and hinge hole produce wearing and tearing when relative rotation, wearing and tearing can cause the hinge hole and sell and produce the clearance between the axle, the increase in clearance makes the abnormal sound appear when round pin axle and hinge hole contact rotation on the one hand, and on the other hand when first screen and second screen are in fold condition, the off normal problem of two relative folding display screens can appear, influences the outward appearance effect.
Disclosure of Invention
An object of the embodiments of the present application is to provide a folding electronic device to reduce the probability of contact abrasion generated between two screens.
In order to solve the technical problem, the present application is implemented as follows:
the embodiment of the present application provides a foldable electronic device, which includes:
comprises a first screen, a second screen and a pin shaft, wherein,
hinge holes are formed in the first screen and the second screen respectively and are coaxially arranged, the hinge holes are in inserting fit with the pin shaft, so that the first screen and the second screen rotate relatively, a first magnet is arranged in each hinge hole, the pin shaft is provided with a second magnet, and the first magnet and the second magnet correspond to each other in the radial direction of the hinge holes.
In the embodiment of the application, foldable electronic equipment is including first screen and the second screen that can fold relatively, set up the hinge hole on first screen and second screen respectively, use the round pin hub connection after the coaxial setting of hinge hole, set up first magnet in the hinge hole, the regional correspondence that corresponds with first magnet on the round pin axle sets up the second magnet, magnetic attraction or magnetic repulsion between first magnet and the second magnet can make the round pin axle balanced in each direction atress of circumference, the round pin axle of each direction atress equilibrium, in the relative hinge hole rotation process, can reduce the probability of the contact wear that produces between two screens.
Further, under the condition that produces the clearance between hinge hole and the round pin axle, magnetic attraction or magnetic repulsion between first magnet and the second magnet can make and break away from the contact state between round pin axle and the hinge hole, under non-contact state, can reduce the contact abnormal sound between round pin axle and the hinge hole to when first screen and second screen are in fold condition, can guarantee that the edge of first screen and second screen aligns, and then be favorable to guaranteeing foldable electronic equipment's equipment precision.
Drawings
Fig. 1 is a partial structural schematic view of a folding electronic device according to an embodiment of the present application in a folded state;
FIG. 2 is a partial schematic view at A of FIG. 1;
fig. 3 is a partial structural schematic view of a foldable electronic device according to another embodiment of the present application in a folded state;
fig. 4 is a schematic diagram of an internal magnet of a first screen and a second screen in a separated state in a folding electronic device according to an embodiment of the present application;
fig. 5 is a partial schematic view of a first screen in a folding electronic device according to an embodiment of the present application;
fig. 6 is a schematic diagram of a pin in a folding electronic device according to an embodiment of the present application;
fig. 7 is a schematic top view of a partial structure of a foldable electronic device according to an embodiment of the present application in a misaligned state;
fig. 8 is a schematic top view of the foldable electronic device of fig. 7 after being automatically adjusted;
fig. 9 is a partial structural schematic view of a foldable electronic device according to still another embodiment of the present application in a folded state;
fig. 10 is a schematic cross-sectional structure view of a pin in a foldable electronic device according to an embodiment of the present application;
fig. 11 is a schematic diagram of an assembly structure of a pin and a functional device in a folding electronic device according to an embodiment of the present application.
Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 11 is:
the multifunctional screen comprises a 10A first screen, a 10B second screen, a 102 first magnet, a 20 pin shaft, a 202 second magnet, a 1022 first magnetic block, a 2022 second magnetic block, a 1024 first magnetic ring, a 2024 second magnetic ring, a 204 shaft hole and a 30 functional device.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, of the embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application are capable of operation in sequences other than those illustrated or described herein. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/", and generally means that the former and latter related objects are in an "or" relationship.
The embodiment of the application provides a folding electronic device, which can be a mobile electronic device or a non-mobile electronic device. By way of example, the mobile electronic device may be a mobile phone, a tablet computer, a notebook computer, a palm top computer, a vehicle-mounted electronic device, a wearable device, an ultra-mobile personal computer (UMPC), a netbook or a Personal Digital Assistant (PDA), and the like, and the non-mobile electronic device may be a server, a Network Attached Storage (NAS), a Personal Computer (PC), a Television (TV), a teller machine or a self-service machine, and the like, and the embodiments of the present application are not particularly limited.
The folding electronic device provided by the embodiment of the present application is described in detail below with reference to the accompanying drawings through specific embodiments and application scenarios thereof.
The embodiment of the application provides a foldable electronic equipment, includes: such as the first screen 10A and the second screen 10B shown in fig. 1, and the pin 20.
The first screen 10A and the second screen 10B are respectively provided with a hinge hole, the hinge holes are coaxially arranged, the hinge holes are in plug-in fit with the pin shaft 20, so that the first screen 10A and the second screen 10B rotate relatively, the first magnet 102 is arranged in the hinge hole, the pin shaft 20 is provided with the second magnet 202, and the first magnet 102 and the second magnet 202 radially correspond to each other in the hinge hole.
In the embodiment of the present application, the foldable electronic device includes a first screen 10A and a second screen 10B that can be folded relatively, hinge holes are respectively opened on the first screen 10A and the second screen 10B, the hinge holes are coaxially disposed and then connected by using a pin 20, a first magnet 102 is disposed in the hinge hole, a second magnet 202 is disposed on the pin 20 in a region corresponding to the first magnet 102, magnetic attraction or magnetic repulsion between the first magnet 102 and the second magnet 202 can balance the stress of the pin 20 in each direction of the circumference, the pin 20 with each direction of stress is balanced, and in the process of rotating relative hinge holes, the probability of contact wear generated between the two screens can be reduced.
Further, under the condition that a gap is generated between the hinge hole and the hinge pin, the magnetic attraction force or the magnetic repulsion force between the first magnet 102 and the second magnet 202 can enable the hinge pin 20 and the hinge hole to be separated from the contact state, and under the non-contact state, the contact abnormal sound between the hinge pin 20 and the hinge hole can be reduced, and when the first screen and the second screen are in the folding state, the edge alignment of the first screen 10A and the second screen 10B can be ensured, so that the assembly precision of the folding electronic device can be ensured.
Specifically, one first magnet may be disposed in each hinge hole, or a plurality of first magnets may be disposed in each hinge hole, and the number of the first magnets in the plurality of hinge holes is the same as the number of the second magnets on the pin 20.
In this embodiment, be provided with first magnet 102 in the hinge hole, round pin axle 20 is provided with second magnet 202, and first magnet 102 and second magnet 202 are at the radial concrete setting mode that corresponds of hinge hole, include: as shown in fig. 2, the first magnet 102 includes a first end 102A and a second end 102B, the second magnet 202 includes a third end 202A and a fourth end 202B, and the first end 102A of the first magnet 102 is disposed opposite the third end 202A of the second magnet 202.
In this embodiment, the first end 102A and the second end 102B are two magnetic poles of the first magnet 102, the third end 202A and the fourth end 202B are two magnetic poles of the second magnet 202, and the first end 102A of the first magnet 102 and the third end 202A of the second magnet 202 are oppositely disposed even though the magnetic poles of the first magnet 102 and the second magnet 202 are oppositely disposed, so as to realize relatively stable hovering between the first screen 10A and the second screen 10B when the magnetic poles of the first magnet 102 and the magnetic poles of the second magnet 202 are oppositely disposed.
As shown in fig. 5, the first magnet includes a plurality of first magnetic blocks 1022 uniformly distributed along a circumferential direction of the hinge hole, each of the first magnetic blocks 1022 includes a first end and a second end; as shown in fig. 6, the second magnet comprises a plurality of second magnetic blocks 2022 uniformly distributed along the circumference of the pin 20, each second magnetic block 2022 comprises a third end and a fourth end, and in combination with the definition of the first end to the fourth end in fig. 2, as shown in fig. 3, the third ends of the plurality of second magnetic blocks 2022 and the first ends of the plurality of first magnetic blocks 1022 are in one-to-one correspondence in the radial direction of the hinge hole, wherein the polarities of the first ends of at least two first magnetic blocks 1022 are the same.
Specifically, as shown in fig. 4, a notch is formed in the connecting end of the first screen 10A, coaxial hinge holes are formed in two sides of the notch, a first magnetic block 1022 is arranged in each hinge hole, a protruding connecting portion is arranged at the connecting end of the second screen 10B, hinge holes are formed in the protruding connecting portion, the first magnetic blocks 1022 are arranged in the hinge holes, the protruding connecting portions are installed in the notches, so that the plurality of hinge holes are coaxially arranged, and the first screen 10A and the second screen 10B are assembled through the cooperation of the plurality of hinge holes and the pin shaft.
In this embodiment, the first magnet 102 and the second magnet 202 are composed of the same number of magnetic blocks uniformly distributed along the circumferential direction, the magnetic blocks in the first magnet 102 are the first magnetic blocks 1022, the magnetic blocks in the second magnet 202 are the second magnetic blocks 2022, the magnetic pole axes of the first magnetic blocks 1022 and the second magnetic blocks 2022 are on the same plane perpendicular to the pin 20, the first magnetic blocks 1022 configure the first magnet into a magnetic ring structure, the second magnetic blocks 2022 configure the second magnet into a magnetic ring structure, and the two magnetic ring structures are concentrically arranged.
Specifically, when the hinge pin is installed, it is ensured that the magnetic pole ends of the magnetic blocks which are matched with each other are oppositely arranged, the magnetic blocks are uniformly distributed on the whole circumference, the magnetic force generated between the hinge pin 20 and the hinge hole can be mutually offset in each direction by combining the arrangement of the first ends of the at least two first magnetic blocks 1022, so that the hinge pin 20 is in a balanced stress state, and under the condition that a radial gap exists between the hinge pin 20 and the hinge hole, the arrangement mode can enable the hinge pin 20 and the hinge hole to keep the same radial gap in different directions, thereby being beneficial to realizing the non-contact type hinge transmission between the hinge hole and the hinge pin 20 in the radial direction.
In addition, by arranging the same number of the first magnetic blocks 1022 and the second magnetic blocks 2022, when the positions where the first magnetic blocks 1022 and the second magnetic blocks 2022 are arranged in a pairwise manner in the radial direction are hovering positions, when the first screen 10A is driven to rotate relative to the second screen 10B, the hinge hole on the first screen 10A and/or the hinge hole on the second screen 10B rotate relative to the pin 20, so that the first magnetic blocks 1022 and the second magnetic blocks 2022 rotate relative to each other, when the first magnetic block 1022 rotates from the relative position with the previous second magnetic block 2022 to the relative position with the next second magnetic block 2022, it can be understood that the first screen 10A and the second screen 10B are adjusted from one relative hovering state to the next relative hovering state, and the relative flattening and the mutual folding between the first screen 10A and the second screen 10B are realized by the successive adjustment of the user.
In this embodiment, when the first screen 10A and/or the second screen 10B are rotated, in the target position of rotation, if the magnetic blocks between the pin shaft 20 and the hinge hole are in the opposite positions, the first screen 10A and/or the second screen 10B are maintained in the positions, i.e., capable of ensuring a plurality of stable bending positions between the first screen 10A and the second screen 10B, as shown in fig. 7, if there is an offset between the mating magnets between the pin 20 and the hinge hole, the alignment of the magnets can be achieved by automatically offsetting adjacent magnets to achieve a corresponding stable flexed position, as shown in figure 8, thereby enabling adjustment of multiple relative hover positions between the first screen 10A and the second screen 10B, in addition, the scheme of adopting the magnetic block is also beneficial to keeping the improvement cost of the non-contact hinge structure low.
Wherein, the greater the number of the magnet blocks provided in the first and second magnets, the greater the number of the relatively stable hovering states between the first and second screens 10A and 10B.
In the embodiment of the present application, the magnetic poles of the first magnetic block 1022 and the second magnetic block 2022 are arranged, and at least include the following three forms:
(1) the first ends of the plurality of first magnetic blocks 1022 and the third end of the second magnetic block 2022 have the same magnetic pole.
Specifically, the S pole and the S pole between the first magnetic block 1022 and the second magnetic block 2022 are arranged oppositely, or the N pole and the N pole between the first magnetic block 1022 and the second magnetic block 2022 are arranged oppositely.
In the above manner, magnetic repulsive forces are generated between the plurality of groups of first magnetic blocks 1022 and the second magnetic blocks 2022, and by combining a structural manner that the first magnetic blocks 1022 and the second magnetic blocks 2022 are uniformly distributed circumferentially, when the plurality of first magnetic blocks 1022 and the second magnetic blocks 2022 are opposite one by one, the pin 20 is in a balanced stress state due to different radial magnetic repulsive forces, if the hinge hole is driven to rotate relative to the pin 20, the first magnetic block 1022 in the hinge hole rotates relative to the second magnetic block 2022 in a clockwise direction or an anticlockwise direction, and when the first magnetic block 1022 and the second magnetic block 2022 are dislocated, the balanced stress state is broken, and in the rotating process, the first magnetic block 1022 and the second magnetic block sequentially reach opposite positions with different second magnetic blocks 2022, so that stress balance is realized again, and further, multi-stage rotation between the first screen 10A and the second screen 10B is realized.
(2) The first ends of the plurality of first magnetic blocks 1022 are opposite to the magnetic poles of the third end of the second magnetic block 2022.
Specifically, the S pole and the N pole between the first magnetic block 1022 and the second magnetic block 2022 which are mated are disposed opposite to each other, or the N pole and the S pole between the first magnetic block 1022 and the second magnetic block 2022 which are mated are disposed opposite to each other.
In the above manner, magnetic attraction is generated between the plurality of groups of the first magnetic blocks 1022 and the second magnetic blocks 2022, and by combining a structural manner that the first magnetic blocks 1022 and the second magnetic blocks 2022 are circumferentially and uniformly distributed, when the plurality of first magnetic blocks 1022 and the second magnetic blocks 2022 are opposite to each other one by one, the pin shaft 20 is in a balanced stress state due to different radial magnetic repulsion forces, if the hinge hole is driven to rotate relative to the pin shaft 20, the first magnetic blocks 1022 in the hinge hole rotate relative to the second magnetic blocks 2022 in a clockwise direction or a counterclockwise direction, and when the first magnetic blocks 1022 and the second magnetic blocks 2022 are dislocated, the balanced stress state is broken, and in the rotating process, the positions opposite to the different second magnetic blocks 2022 are sequentially reached, so that stress balance is realized again, and further, multi-stage rotation between the first screen 10A and the second screen 10B is realized.
(3) The number of the first magnetic blocks 1022 and the second magnetic blocks 2022 is even, the first magnetic blocks 1022 and the second magnetic blocks 2022 having the same magnetic poles at the first end and the third end, and the first magnetic blocks 1022 and the second magnetic blocks 2022 having the opposite magnetic poles at the first end and the third end are alternately arranged.
Specifically, the first end of the first magnetic block 1022 is an N pole, the third end of part of the second magnetic block 2022 is an S pole, and the third end of part of the second magnetic block 2022 is an N pole, and in the process that the hinge hole and the pin 20 rotate relatively, the magnetic attraction and the magnetic repulsion are distributed in a low state at the facing position of each first magnetic block 1022 and the second magnetic block 2022, and the pin 20 is in a balanced stress state when the first magnetic block 1022 and the second magnetic block 2022 are aligned one by one in combination with even numbers of the first magnetic block 1022 and the second magnetic block 2022.
In the embodiment of the present application, the number of the first magnetic blocks 1022 is even, and an included angle between two adjacent first magnetic blocks 1022 is a multiple of 18 °.
In this embodiment, the first magnet includes a plurality of first magnetic blocks 1022 uniformly distributed along the circumferential direction, and the second magnet includes a plurality of second magnetic blocks 2022 uniformly distributed opposite to the first magnetic blocks 1022 one by one, specifically, the number of the first magnetic blocks 1022 in the first magnet is even, and the included angle between two adjacent first magnetic blocks 1022 is a multiple of 18 °, that is, the number of pairs of the first magnetic blocks 1022 and the second magnetic blocks 2022 matching with each other is at most 20 pairs, and at least 4 pairs, that is, in the first magnet, the number of the first magnetic blocks 1022 may be any one of 4, 6, 8, 10, 16, 18, and 20, wherein fig. 8 shows an implementation structure in which the first magnetic blocks and the second magnetic blocks 2022 are both 10, at this time, a single adjustment angle α of the hovering position adjustment is 36 °, that is, when the first screen 10A and the second screen 10B are in the folded state, an angle between the first screen 10A and the second screen 10B is 0, in the process of opening the screen, the angle of opening each time is 36 ° until the first screen 10A and the second screen 10B reach the completely flattened state, at this time, the folded state and the completely flattened state are both the hovering state in which the first magnetic block 1022 and the second magnetic block 2022 are facing each other, so that in the completely flattened state, the first screen 10A and the second screen 10B can be ensured to be flush, in the folded state, the edges of the first screen 10A and the second screen 10B can be ensured to be aligned, so as to ensure the assembly accuracy of the folding electronic device, by this arrangement, if the first magnetic block 1022 and the second magnetic block 2022 are aligned in the folded state of the first screen 10A and the second screen 10B, the first screen 10A and the second screen 10B can also be kept aligned in the unfolded state, so that a large distance can be prevented from being generated between the first screen 10A and the second screen 10B in the folded state, and it is more advantageous to keep the first screen 10A and the second screen 10B flat in the unfolded state.
Specifically, the first and second magnetic blocks 1022 and 2022 may be permanent magnets or electromagnets.
In the embodiment of this application, be provided with first magnet in the hinge hole, round pin axle 20 is provided with the second magnet, and first magnet corresponds in the footpath of hinge hole with the second magnet, specifically includes: as shown in fig. 9, the first magnet includes a first magnetic ring 1024, an inner end of the first magnetic ring 1024 is a first end, and an outer end of the first magnetic ring 1024 is a second end; the second magnetic body comprises a second magnetic ring 2024 coaxial with the second magnetic ring 2024, an outer end of the second magnetic ring 2024 is a third end, and an inner end of the second magnetic ring 2024 is a fourth end.
In this embodiment, the first magnet and the second magnet are constructed by using the magnetic rings, and when the hinge hole and the pin 20 rotate relatively at any angle, the pin 20 can be in a balanced stress state by the magnetic force between the first magnetic ring 1024 and the second magnetic ring 2024, that is, compared with the above scheme of constructing the first magnet and the second magnet by using a plurality of magnetic blocks, the operation of the first screen 10A and the second screen 10B in the process of relatively unfolding and folding can be smoother in this embodiment.
In the embodiment of the application, the first magnetic ring 1024 is an integrated magnetic ring structure, or the first magnetic ring 1024 includes a plurality of first magnetic shoes that are connected end to end along the circumferential direction of the hinge hole; the second magnetic ring 2024 is an integral magnetic ring structure, or the second magnetic ring 2024 includes a plurality of second magnetic shoes, the plurality of second magnetic shoes are connected end to end along the circumference of the pin 20, wherein the plurality of first magnetic shoes and the plurality of second magnetic shoes are in one-to-one correspondence in the radial direction of the hinge hole.
Specifically, the first magnetic ring 1024 and the second magnetic block 2022 are both integrated magnetic ring structures.
Or the first magnetic ring 1024 includes a plurality of first magnetic shoes connected end to end along the circumferential direction of the hinge hole, the second magnetic ring 2024 includes a plurality of second magnetic shoes connected end to end along the circumferential direction of the hinge hole, and the first magnetic shoes and the second magnetic shoes are arranged oppositely one by one.
In this embodiment, the magnetic rings are constructed by using a magnetic shoe structure, that is, the first magnetic ring 1024 is constructed by using a plurality of first magnetic shoes, the second magnetic ring 2024 is constructed by using a plurality of second magnetic shoes, the homopolar poles of the corresponding first magnetic shoes are opposite to the homopolar poles of the corresponding second magnetic shoes, and the matching between the pin shaft 20 and the hinge hole and the relative rotation between the pin shaft 20 and the hinge hole are realized by the repulsive force between the two magnetic rings.
In addition, the purpose of stepless adjustment can be realized by directly adopting an integrated magnetic ring structure.
In the embodiment of the application, the inner wall of the hinge hole is provided with a first accommodating groove, the first magnet is arranged in the first accommodating groove, and the end surface of the first end is flush with the inner wall of the hinge hole or lower than the inner wall of the hinge hole; the outer side wall of the pin shaft 20 is provided with a second accommodating groove, the second magnet is arranged in the second accommodating groove, and the end face of the third end is flush with the outer side wall of the pin shaft 20 or lower than the outer side wall of the pin shaft 20.
In this embodiment, the first receiving grooves are respectively formed in the inner walls of the hinge holes, the second receiving grooves are correspondingly formed in the outer walls of the hinge pins 20, the first magnet is mounted in the first receiving grooves, the second magnet is mounted in the second receiving grooves, so that the first magnet and the second magnet are mounted in an embedded manner, and the magnetic attraction force and/or the magnetic repulsion force generated between the first magnet and the second magnet are reliable by ensuring the reliability of the mounting of the first magnet and the second magnet.
Specifically, if the first magnet is composed of a plurality of first magnetic blocks 1022, and the second magnet is composed of a plurality of second magnetic blocks 2022, the first receiving groove and the second receiving groove are a plurality of grooves, respectively.
If the first magnet and the second magnet are both composed of magnetic rings, the first accommodating groove and the second accommodating groove are both annular grooves.
In the embodiment of the present application, the hinge hole has a radial fit clearance with the pin 20.
In this embodiment, the pin shaft 20 and the hinge hole which are matched with each other in a contact manner are replaced by matching the pin shaft 20 and the hinge hole which are matched with each other in a splicing manner and have a radial fit clearance, a first magnet is additionally arranged in the hinge hole, a second magnet is additionally arranged on the pin shaft 20 in a corresponding manner, and the magnetic attraction force or the magnetic repulsion force between the first magnet and the second magnet can balance the stress of the pin shaft 20 in each direction of the circumference, so that the radial clearance can be kept between the outer wall of the pin shaft 20 and the inner wall of the hinge hole in the circumferential direction.
Set up radial clearance through making between the outer wall of round pin axle 20 and the inner wall of hinge hole, when first screen 10A and/or second screen 10B rotate around round pin axle 20, because can not contact between round pin axle 20 and the hinge hole, on the one hand, can eliminate the friction abnormal sound that first screen 10A and/or second screen 10B rotated the in-process and produced, on the other hand, can prevent the equipment off normal because wearing and tearing cause, guarantee that first screen 10A aligns with second screen 10B.
As shown in fig. 10, in the embodiment of the present application, the pin 20 has a shaft hole 204 along the axial direction, and an internal thread is disposed in the shaft hole 204; as shown in fig. 11, the shaft hole 204 forms an accommodating space for disposing the functional device 30; the functional device 30 is provided with an external thread that cooperates with the internal thread.
In this embodiment, by providing the hollow pin 20, on one hand, for mobile electronic devices such as mobile phones, the hollow pin 20 is beneficial to reducing weight of the electronic devices, and on the other hand, the adaptive functional device 30 can be further provided in the shaft hole 2042, so as to effectively utilize the space in the pin 20.
In this embodiment, the camera can be portable by being screwed into the pin 20 and can be rotated out when in use, as a possible implementation. The connection of the camera head to the pin 20 is shown in fig. 8.
In the embodiment of the present application, the functional device 30 includes: at least one of a camera, an infrared sensor, a light supplementing lamp and a photosensitive device.
Specifically, as a feasible implementation manner, the camera is assembled in the shaft hole 204 of the pin shaft 20, and is further configured to be a structure capable of extending and contracting in the shaft hole 204, when shooting is needed, the camera is controlled to move out of the shaft hole 2042, and when shooting is not needed, the camera is controlled to be hidden in the shaft hole 204.
In addition, the functional device 30 may be configured to be connected to the folding electronic apparatus by wire or wirelessly.
In summary, the foldable electronic device according to the embodiment of the present application at least includes the following advantages:
in the foldable electronic device according to the embodiment of the application, the foldable electronic device includes a first screen and a second screen that can be folded relatively, the first screen and the second screen are respectively provided with a hinge hole, the hinge holes are coaxially arranged and then are connected by a pin shaft, a first magnet is arranged in the hinge hole, a second magnet is arranged on the pin shaft corresponding to the area of the first magnet, the magnetic attraction or repulsion between the first magnet and the second magnet can balance the stress of the pin shaft in each direction of the circumference, and can rotate the first screen relative to the second screen to the position where the first magnet is opposite to the second magnet, under the action of magnetic attraction or magnetic repulsion, the first screen is in a stable hovering state relative to the second screen, and then can satisfy the user demand that the user opened certain angle with foldable electronic equipment to promote the use experience that is used for.
In addition, through setting up radial fit clearance between hinge hole and round pin axle, when first screen and/or second screen rotate around the round pin axle, because can not contact between round pin axle and the hinge hole, on the one hand, can eliminate the first screen and/or the second screen and rotate the friction abnormal sound that the in-process produced, on the other hand, can prevent because the equipment off normal that wearing and tearing caused, guarantee first screen and second screen and align.
Further, if first magnet and second magnet comprise the same quantity along circumference evenly distributed's magnetic path, can realize the regulation of a plurality of relative hover positions between first screen and the second screen, if adopt the first magnet of magnetic ring structure and second magnet, this embodiment can promote the smooth and easy degree that contained angle was adjusted between first screen and the second screen to more can satisfy user's regulation demand.
In the description of the present application, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or unit must have a specific direction, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present application.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (8)
1. A folding electronic device is characterized by comprising a first screen, a second screen and a pin shaft, wherein,
the first screen and the second screen are respectively provided with a hinge hole, the hinge holes are coaxially arranged, the hinge holes are in splicing fit with the pin shaft so that the first screen and the second screen relatively rotate, a first magnet is arranged in each hinge hole, the pin shaft is provided with a second magnet, and the first magnet and the second magnet correspond to each other in the radial direction of the hinge holes;
the first magnet comprises a first end and a second end, the second magnet comprises a third end and a fourth end,
the first end of the first magnet is opposite to the third end of the second magnet;
a first accommodating groove is formed in the inner wall of the hinge hole, the first magnet is arranged in the first accommodating groove, and the end face of the first end is flush with the inner wall of the hinge hole or lower than the inner wall of the hinge hole;
the outer side wall of the pin shaft is provided with a second containing groove, the second magnet is arranged in the second containing groove, and the end face of the third end is flush with the outer side wall of the pin shaft or lower than the outer side wall of the pin shaft.
2. The folding electronic device of claim 1,
the first magnet comprises a plurality of first magnetic blocks which are uniformly distributed along the circumferential direction of the hinge hole, and each first magnetic block comprises a first end and a second end;
the second magnet comprises a plurality of second magnetic blocks which are uniformly distributed along the circumferential direction of the pin shaft, each second magnetic block comprises a third end and a fourth end, the third ends of the second magnetic blocks are in one-to-one correspondence with the first ends of the first magnetic blocks in the radial direction of the hinge hole,
the polarities of the first ends of at least two first magnetic blocks are the same.
3. The folding electronic device of claim 2,
the magnetic poles of the first ends of the first magnetic blocks and the third ends of the second magnetic blocks are the same; or
The first ends of the first magnetic blocks and the third ends of the second magnetic blocks have opposite magnetic poles; or
The number of the first magnetic blocks and the second magnetic blocks is even, the first magnetic blocks and the second magnetic blocks with the same magnetic poles at the first end and the third end, and the first magnetic blocks and the second magnetic blocks with opposite magnetic poles at the first end and the third end are alternately arranged.
4. The folding electronic device of claim 2,
the number of the first magnetic blocks is even, and the included angle between every two adjacent first magnetic blocks is a multiple of 18 degrees.
5. The folding electronic device of claim 1,
the first magnet comprises a first magnetic ring, the inner end of the first magnetic ring is the first end, and the outer end of the first magnetic ring is the second end;
the second magnet comprises a second magnetic ring coaxial with the second magnetic ring, the outer end of the second magnetic ring is the third end, and the inner end of the second magnetic ring is the fourth end.
6. A folding electronic device according to claim 5,
the first magnetic ring is of an integrated magnetic ring structure, or the first magnetic ring comprises a plurality of first magnetic shoes which are connected end to end along the circumferential direction of the hinge hole;
the second magnetic ring is of an integrated magnetic ring structure, or the second magnetic ring comprises a plurality of second magnetic shoes which are connected end to end along the circumferential direction of the pin shaft,
the first magnetic shoes and the second magnetic shoes are in one-to-one correspondence in the radial direction of the hinge hole.
7. Folding electronic device according to one of claims 1 to 6,
and a radial fit clearance is formed between the hinge hole and the pin shaft.
8. Folding electronic device according to one of claims 1 to 6,
the pin shaft is provided with a shaft hole along the axial direction, and an internal thread is arranged in the shaft hole;
the shaft hole forms an accommodating space for arranging a functional device;
the functional device is provided with an external thread matched with the internal thread.
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| CN202010617785.2A CN111785160B (en) | 2020-06-30 | 2020-06-30 | Folding electronic device |
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| CN111785160B true CN111785160B (en) | 2022-08-16 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN215058838U (en) * | 2020-12-09 | 2021-12-07 | 杭州安费诺飞凤通信部品有限公司 | Double-shaft synchronous hinge |
| CN113124043B (en) * | 2021-04-26 | 2024-04-12 | 闪耀现实(无锡)科技有限公司 | Magnetic-type hinging mechanism and intelligent glasses |
| CN113223380A (en) * | 2021-05-20 | 2021-08-06 | 电子科技大学成都学院 | Mathematics probability learning device |
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