CN113573192B - Hinge and earphone box - Google Patents
Hinge and earphone box Download PDFInfo
- Publication number
- CN113573192B CN113573192B CN202110823568.3A CN202110823568A CN113573192B CN 113573192 B CN113573192 B CN 113573192B CN 202110823568 A CN202110823568 A CN 202110823568A CN 113573192 B CN113573192 B CN 113573192B
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- Prior art keywords
- crankshaft
- connecting rod
- shaft
- rod
- component
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1025—Accumulators or arrangements for charging
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C11/00—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
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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
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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
- F16C11/10—Arrangements for locking
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
- H02J7/0044—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction specially adapted for holding portable devices containing batteries
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C11/00—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
- A45C2011/001—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00 for portable audio devices, e.g. headphones or MP3-players
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/10—Details of earpieces, attachments therefor, earphones or monophonic headphones covered by H04R1/10 but not provided for in any of its subgroups
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The invention relates to the technical field of hinges, and particularly discloses a hinge and an earphone box, wherein the hinge comprises a shaft piece, a connecting rod, a crankshaft and a locking mechanism, the shaft piece comprises a first shaft, a supporting piece and a second shaft, the supporting piece is fixed on the first shaft, the second shaft is rotationally connected with the supporting piece, the first shaft is parallel to and spaced from the second shaft, and the first shaft is fixed on a box body and rotationally connected with a box cover; the connecting rod is rotatably arranged on the second shaft, the crankshaft is respectively in rotary connection with the connecting rod and the box cover, the rotary centers of the crankshaft and the box cover are parallel to the rotary centers of the crankshaft and the connecting rod at intervals, the crankshaft can rotate between a first position and a second position relative to the connecting rod, and when the crankshaft is positioned at the first position, the box cover covers the box body; when the crankshaft is located at the second position, the box body is opened by the box cover, the relative positions of the connecting rod and the crankshaft can be locked by the locking mechanism, so that the box cover is kept at the position where the box body is opened, the supporting effect is stable, the hinge is easy to assemble, and the requirement on assembly tolerance is low.
Description
Technical Field
The invention relates to the technical field of earphone boxes, in particular to a hinge and an earphone box.
Background
Hinges are commonly used between two rotating parts to allow the two parts to rotate relative to each other, e.g., the hinge may be mounted between a door and a case, or between a lid and a case, etc.
Taking the earphone box as an example, disclose a wireless earphone receiver that charges in the earlier stage patent of application number CN201822228828.9, it adopts torsional spring type structure, specifically, wireless earphone receiver that charges includes charging cabin, top cap, and connect the hinge assembly of above-mentioned charging cabin and top cap, hinge assembly is used for making can rotate between charging cabin and the top cap and be connected, after the top cap will charge the storehouse and open, in order to make the position stability of top cap, still be provided with the torsional spring, two free ends of torsional spring act on charging cabin and top cap respectively. But the degree of difficulty of torsional spring when the assembly is higher, and give the top cap holding power through the torsional spring, stability is relatively poor.
The prior patent with the application number of CN201920126345.X discloses a wireless earphone charging storage box which adopts a double-shaft structure, and particularly comprises a charging cabin, a top cover and a hinge plate for connecting the charging cabin and the top cover, wherein the upper end of the hinge plate is hinged on the inner wall of the top cover, the lower end of the hinge plate is hinged on the top of a battery cabin, and the top cover and the hinge plate relatively rotate in the process of opening the top cover; at the same time, the hinge plate and the battery compartment also rotate relatively, so that a certain gap is formed between the top cover and the charging compartment. The hinge adopts a double-shaft structure, so that a certain gap is generated when the top cover and the charging bin are opened, but the requirement on assembly tolerance is high, and poor assembly is easy to occur.
Disclosure of Invention
The invention aims at: provided are a hinge and a headphone case which can provide stable support for two members when the two members are rotated to be opened, and which can be easily assembled with low requirements for assembly tolerance.
In one aspect, the present invention provides a hinge for connecting a first member and a second member, the hinge comprising:
the shaft piece comprises a first shaft, a supporting piece fixed on the first shaft and a second shaft rotationally connected with the supporting piece, the first shaft is parallel to the second shaft and is arranged at intervals, and the first shaft is used for being fixed on the first component and is rotationally connected with the second component;
the connecting rod is rotatably arranged on the second shaft;
the crankshaft is rotationally connected with the second component, the crankshaft is rotationally connected with the connecting rod, and the rotation centers of the crankshaft and the second component are parallel to the rotation centers of the crankshaft and the connecting rod at intervals; the crankshaft can rotate relative to the connecting rod and has a first position and a second position, and when the crankshaft is positioned at the first position, the second part covers the first part; the second member opening the first member when the crankshaft is in the second position;
and a locking mechanism capable of locking the relative positions of the connecting rod and the crankshaft when the crankshaft is in the second position.
As a preferable aspect of the hinge, the locking mechanism includes a first locking member provided to one of the connecting rod and the crankshaft, and a second locking member provided to the other of the connecting rod and the crankshaft, the first locking member and the second locking member cooperating to lock a relative position of the connecting rod and the crankshaft when the crankshaft is in the second position.
As the preferred technical scheme of hinge, first retaining member for set up in the first recess of bent axle, the connecting rod is equipped with and holds the chamber, the second retaining member includes spring and round pin spare, the spring is located hold the intracavity, the spring respectively with hold the diapire in chamber and round pin spare butt, when the bent axle is located the second position, the spring can drive round pin spare part stretches out hold the chamber and peg graft in first recess.
As the preferable technical scheme of the hinge, the first locking piece is a first magnet, the second locking piece is a second magnet, and when the crankshaft is positioned at the second position, the first magnet and the second magnet are opposite and are attracted with each other magnetically.
As the preferable technical scheme of the hinge, the first locking piece is a first limiting groove, the second locking piece is an elastic bulge, and when the crankshaft is located at the second position, the elastic bulge is inserted into the first limiting groove.
As the preferred technical scheme of hinge, the connecting rod include with the pole portion that the second shaft rotates to be connected, and set up in the first piece of holding of pole portion one end, and with the second piece of holding that the first piece of holding is connected, first piece of holding with the second piece of holding can dismantle the connection and enclose and establish into the through-hole, the bent axle rotates to wear to locate the through-hole.
As a preferable technical scheme of the hinge, the crankshaft comprises a first rod rotationally connected with the connecting rod, two second rods vertically connected with two ends of the first rod respectively, and a third rod vertically connected with the two second rods respectively, wherein the first rod and the third rod are parallel and are arranged at intervals, and the two third rods are rotationally connected with the second component respectively.
As a preferable embodiment of the hinge, the connecting rod is perpendicular to the second rod when the crankshaft is in the first position, and the connecting rod is parallel to the second rod when the crankshaft is in the second position.
As a preferred embodiment of the hinge, the locking mechanism is capable of locking the relative positions of the connecting rod and the crankshaft when the crankshaft is in the first position.
On the other hand, the invention provides an earphone box, which comprises a first component, a second component and the hinge in any scheme, wherein the first component is a box body, the second component is a box cover, the box body is provided with a containing groove for containing an earphone, and the box body is provided with a charging assembly for charging the earphone.
The beneficial effects of the invention are as follows:
the invention provides a hinge and an earphone box. The shaft piece comprises a first shaft, a supporting piece and a second shaft, the supporting piece is fixed on the first shaft, the second shaft is rotationally connected with the supporting piece, the first shaft is parallel to the second shaft and is arranged at intervals, and the first shaft is fixed on the box body and is rotationally connected with the box cover; the connecting rod is rotatably arranged on the second shaft, the crankshaft is respectively and rotatably connected with the connecting rod and the box cover, the rotation centers of the crankshaft and the box cover and the rotation centers of the crankshaft and the connecting rod are parallel and are arranged at intervals, the crankshaft can rotate relative to the connecting rod and has a first position and a second position, and when the crankshaft is positioned at the first position, the box cover covers the box body; when the crankshaft is positioned at the second position, the box body is opened by the box cover, and the relative positions of the connecting rod and the crankshaft can be locked by the locking mechanism so as to keep the position of the box cover at the position of opening the box body, so that the box cover has a stable supporting effect; compared with the torsion spring type structure in the prior art, the structure is easy to assemble; compared with the double-shaft structure in the prior art, the assembly tolerance requirement is lower, and the matching degree of the assembled box body and box cover can be ensured.
Drawings
Fig. 1 is a schematic view of a cartridge of a tympanic membrane according to an embodiment of the present invention;
FIG. 2 is a schematic view of a portion of an earphone case when a crankshaft is at a second position in an embodiment of the present invention;
FIG. 3 is a cross-sectional view of the earphone case when the crank shaft is in the second position in the embodiment of the present invention;
FIG. 4 is a schematic view of a portion of the structure of FIG. 3;
FIG. 5 is a schematic view of a portion of a headset case when a crankshaft is in a first position according to an embodiment of the present invention;
FIG. 6 is an exploded view of a hinge in an embodiment of the invention;
fig. 7 is a schematic view of a part of a hinge according to an embodiment of the present invention.
In the figure:
10. a case body; 101. a receiving groove; 20. a box cover; 30. a hinge;
1. a shaft member; 11. a first shaft; 12. a support; 13. a second shaft;
2. a connecting rod; 21. a receiving chamber; 22. a stem portion; 23. a first clasping member; 24. a second clasping member; 25. a through hole;
3. a crankshaft; 31. a first lever; 32. a second lever; 33. a third lever;
4. a locking mechanism; 41. a first groove; 42. a spring; 43. a pin member; 44. a first limit groove; 45. and an elastic bulge.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first location" and "second location" are two distinct locations and wherein the first feature is "above," "over" and "over" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is level above the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
As shown in fig. 1, the present embodiment provides an earphone box, which includes a first component, a second component and a hinge 30, where the first component is a box body 10, the second component is a box cover 20, the box body 10 is provided with a containing groove 101 for containing an earphone, and the box body 10 is provided with a charging component for charging the earphone, and the earphone may be a TWS earphone. The case body 10 and the cover 20 are rotatably coupled by a hinge 30, and the hinge 30 can stably support the cover 20 when the cover 20 opens the case.
As shown in fig. 2-7, the hinge 30 includes a shaft member 1, a connecting rod 2, a crankshaft 3, and a locking mechanism 4. The shaft element 1 comprises a first shaft 11, a supporting element 12 and a second shaft 13, wherein the supporting element 12 is fixed on the first shaft 11, the second shaft 13 is rotatably connected with the supporting element 12, the first shaft 11 is parallel to the second shaft 13 and is arranged at intervals, and the first shaft 11 is fixed on the box body 10 and is rotatably connected with the box cover 20; the connecting rod 2 rotates and sets up in the second shaft 13, and bent axle 3 and connecting rod 2 rotate and connect and bent axle 3 and lid 20 rotate and connect, and the center of rotation of bent axle 3 and lid 20 and the center of rotation of bent axle 3 and connecting rod 2 are parallel and the interval sets up to lid 20 can rotate through first axle 11 relative box body 10, in order to open box body 10 or close. In the process of rotating the box cover 20 relative to the box body 10, the box cover 20 can drive the crankshaft 3 and the connecting rod 2 to rotate, and relative rotation can be generated between the connecting rod 2 and the crankshaft 3. Specifically, the crankshaft 3 is rotatable relative to the connecting rod 2 to have a first position and a second position, and when the crankshaft 3 is located at the first position, the box cover 20 covers the box body 10; when the crankshaft 3 is positioned at the second position, the box cover 20 opens the box body 10, and the locking mechanism 4 can lock the relative positions of the connecting rod 2 and the crankshaft 3 so as to keep the position of the box cover 20 at the position of opening the box body 10, so that the box has a good supporting effect; compared with the torsion spring type structure in the prior art, the structure is easy to assemble; compared with the double-shaft structure in the prior art, the assembly tolerance requirement is lower, and the matching degree of the assembled box body 10 and box cover 20 can be ensured.
It should be noted that the application of the hinge 30 in this embodiment is not limited to the earphone box, for example, the hinge 30 may also be applied to a cabinet or a case, etc., and the case may be used as an example, the first component may also be a case, and the second component may be a door correspondingly.
Alternatively, as shown in fig. 2-6, the locking mechanism 4 includes a first locking member provided to one of the connecting rod 2 and the crankshaft 3, and a second locking member provided to the other of the connecting rod 2 and the crankshaft 3, the first locking member and the second locking member cooperating to lock the relative positions of the connecting rod 2 and the crankshaft 3 when the crankshaft 3 is in the second position.
Specifically, in this embodiment, the first locking member is a first groove 41 disposed in the crankshaft 3, the connecting rod 2 is provided with the accommodating cavity 21, the second locking member includes a spring 42 and a pin member 43, the spring 42 is located in the accommodating cavity 21, the pin member 43 is respectively abutted against the spring 42 and the bottom wall of the accommodating cavity 21, when the crankshaft 3 is located at the second position, the spring 42 can drive the pin member 43 to partially extend out of the accommodating cavity 21 and be inserted into the first groove 41, and at this time, the pin member 43 can be clamped with the crankshaft 3 to lock the relative positions of the connecting rod 2 and the crankshaft 3. It will be appreciated that when the crankshaft 3 is in the second position, the locking mechanism 4 maintains the locking of the relative positions of the connecting rod 2 and the crankshaft 3 by means of the elastic force, and when the external force that imparts rotation of the lid 20 relative to the case 10 exceeds the set threshold, the crankshaft 3 is able to overcome the elastic force and press the pin 43 back into the accommodating chamber 21, so that the locking between the connecting rod 2 and the crankshaft 3 is released, and the crankshaft 3 can continue to rotate toward the first position. Preferably, the pin member 43 is in a ball shape, the first groove 41 is in a ball-and-socket shape, so that the pin member 43 can be driven to retract into the accommodating cavity 21 smoothly without being easy to be blocked, and in other embodiments, the pin member 43 can be provided as a pin with a ball head. It is further preferable that the aperture of the opening portion of the accommodation chamber 21 is smaller than the outer diameter of the pin member 43, and the aperture of the inside of the accommodation chamber 21 is larger than the outer diameter of the pin member 43, so that the pin member 43 does not come off from the accommodation chamber 21. In other embodiments, the first groove 41 may be provided in the connecting rod 2, the accommodating chamber 21 may be provided in the crankshaft 3, and the spring 42 and the pin 43 may be provided in the crankshaft 3.
Alternatively, the locking mechanism 4 can lock the relative positions of the connecting rod 2 and the crankshaft 3 when the crankshaft 3 is in the first position. The locking mechanism 4 further comprises a third locking member (not shown in the drawings) which is co-located with the connecting rod 2 or the crankshaft 3, the third locking member and the first locking member cooperating to lock the relative positions of the connecting rod 2 and the crankshaft 3 when the crankshaft 3 is in the first position. Therefore, when the box cover 20 closes the box body 10, the position of the box cover 20 can be kept stable under the condition that no external force is applied to the box cover 20, and the closing effect of the box body 10 is further ensured. Specifically, in this embodiment, the third locking member is a second groove provided on the crankshaft 3, when the crankshaft 3 is located at the first position, the spring 42 can drive the pin member 43 to partially extend out of the accommodating cavity 21 and insert into the second groove, and at this time, the pin member 43 can be clamped with the crankshaft 3 to lock the relative positions of the connecting rod 2 and the crankshaft 3.
As an alternative, the first locking member may also be a first magnet (not shown in the drawings), and the second locking member may be a second magnet (not shown in the drawings), the first magnet and the second magnet being opposite and magnetically attracted to each other when the crankshaft 3 is in the second position. The lid 20 is stabilized in a position to open the case 10 by magnetic attraction between the two magnets. Similarly, the third locking member may be a third magnet, where the third magnet and the second magnet are opposite and magnetically attracted to each other when the crankshaft 3 is located at the first position. This arrangement also allows the relative positions of the connecting rod 2 and the crankshaft 3 to be locked when the crankshaft 3 is in the first and second positions, respectively, so that the cap 20 is maintained in the closed and open positions.
As another alternative, as shown in fig. 7, the first locking member is a first limiting groove 44, and the second locking member is an elastic protrusion 45, and when the crankshaft 3 is located at the second position, the elastic protrusion 45 is inserted into the first limiting groove 44. Similarly, the third locking member may also be a second limiting groove, where the elastic protrusion 45 is inserted into the second limiting groove (not shown in the drawing) when the crankshaft 3 is located at the first position, and may also lock the relative positions of the connecting rod 2 and the crankshaft 3 when the crankshaft 3 is located at the first position and the second position, so as to keep the lid 20 at the closed position and the open position. In the present embodiment, an elastic projection 45 is provided on the crankshaft 3, and a first limit groove 44 is provided on the connecting rod 2.
Optionally, the connecting rod 2 includes a rod portion 22 rotatably connected with the second shaft 13, a first enclasping member 23 disposed at one end of the rod portion 22, and a second enclasping member 24 connected with the first enclasping member 23, where the first enclasping member 23 and the second enclasping member 24 are detachably connected and enclose a through hole 25, and the crankshaft 3 rotates through the through hole 25, so that assembly and maintenance of the connecting rod 2 and the crankshaft 3 are facilitated. It will be appreciated that the receiving chamber 21 and the through hole 25 communicate.
Alternatively, the crankshaft 3 includes a first rod 31 rotatably connected to the connecting rod 2, two second rods 32 vertically connected to both ends of the first rod 31, respectively, and third rods 33 vertically connected to the two second rods 32, respectively, the first rod 31 and the third rods 33 being disposed in parallel and spaced apart, the two third rods 33 being rotatably connected to the cover 20, respectively. By rotationally connecting the two third bars 33 with the cap 20, the rotational stability of the crankshaft 3 can be ensured.
Alternatively, in the present embodiment, the connecting rod 2 is perpendicular to the second rod 32 when the crankshaft 3 is in the first position, and the connecting rod 2 and the second rod 32 are parallel when the crankshaft 3 is in the second position. In other embodiments, the angle of the connecting rod 2 and the second rod 32 may be set when the crankshaft 3 is in the first position and the second position, as desired.
It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (8)
1. A hinge for connecting a first component and a second component, the hinge comprising:
a shaft member (1), wherein the shaft member (1) comprises a first shaft (11), a supporting member (12) fixed on the first shaft (11) and a second shaft (13) rotatably connected with the supporting member (12), the first shaft (11) is parallel to and spaced from the second shaft (13), and the first shaft (11) is used for being fixed on the first component and is used for being rotatably connected with the second component;
a connecting rod (2), wherein the connecting rod (2) is rotatably arranged on the second shaft (13);
the crankshaft (3) is rotationally connected with the second component, the crankshaft (3) is rotationally connected with the connecting rod (2), and the rotation centers of the crankshaft (3) and the second component are parallel to and spaced from the rotation centers of the crankshaft (3) and the connecting rod (2); the crankshaft (3) can rotate relative to the connecting rod (2) and has a first position and a second position, and when the crankshaft (3) is positioned at the first position, the second part covers the first part; when the crankshaft (3) is in the second position, the second part opens the first part;
a locking mechanism (4), the locking mechanism (4) being capable of locking the relative position of the connecting rod (2) and the crankshaft (3) when the crankshaft (3) is in the second position;
the locking mechanism (4) comprises a first locking member arranged on one of the connecting rod (2) and the crankshaft (3) and a second locking member arranged on the other of the connecting rod (2) and the crankshaft (3), and when the crankshaft (3) is positioned at the second position, the first locking member and the second locking member are matched to lock the relative positions of the connecting rod (2) and the crankshaft (3);
the crankshaft (3) comprises a first rod (31) rotationally connected with the connecting rod (2), two second rods (32) respectively vertically connected with two ends of the first rod (31), and a third rod (33) respectively vertically connected with the two second rods (32), wherein the first rod (31) and the third rod (33) are parallel and are arranged at intervals, and the two third rods (33) are respectively rotationally connected with the second component.
2. Hinge according to claim 1, characterized in that the first locking member is a first groove (41) provided in the crankshaft (3), the connecting rod (2) is provided with a receiving cavity (21), the second locking member comprises a spring (42) and a pin member (43), the spring (42) is located in the receiving cavity (21), the spring (42) is respectively abutted with the bottom wall of the receiving cavity (21) and the pin member (43), and when the crankshaft (3) is located in the second position, the spring (42) can drive the pin member (43) to partially extend out of the receiving cavity (21) and be inserted into the first groove (41).
3. The hinge according to claim 1, characterized in that said first locking member is a first magnet and said second locking member is a second magnet, said first magnet and said second magnet being opposite and magnetically attracted when said crankshaft (3) is in said second position.
4. The hinge according to claim 1, wherein the first locking member is a first limiting groove (44), the second locking member is an elastic protrusion (45), and when the connecting rod (2) is located at the second position, the elastic protrusion (45) is inserted into the first limiting groove (44).
5. Hinge according to claim 1, characterized in that the connecting rod (2) comprises a rod part (22) rotatably connected with the second shaft (13), a first enclasping member (23) arranged at one end of the rod part (22), and a second enclasping member (24) connected with the first enclasping member (23), wherein the first enclasping member (23) and the second enclasping member (24) are detachably connected and enclose a through hole (25), and the crankshaft (3) is rotatably arranged through the through hole (25).
6. Hinge according to claim 1, characterized in that said connecting rod (2) is perpendicular to said second rod (32) when said crankshaft (3) is in said first position, said connecting rod (2) being parallel to said second rod (32) when said crankshaft (3) is in said second position.
7. A hinge according to any one of claims 1-6, characterized in that the locking mechanism (4) is capable of locking the relative position of the connecting rod (2) and the crankshaft (3) when the crankshaft (3) is in the first position.
8. An earphone box characterized in that the earphone box comprises a first component, a second component and a hinge according to any one of claims 1-6, wherein the first component is a box body (10), the second component is a box cover (20), the box body (10) is provided with a containing groove (101) for containing an earphone, and the box body (10) is provided with a charging assembly for charging the earphone.
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| CN202110823568.3A CN113573192B (en) | 2021-07-21 | 2021-07-21 | Hinge and earphone box |
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| CN202110823568.3A CN113573192B (en) | 2021-07-21 | 2021-07-21 | Hinge and earphone box |
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| CN113573192A CN113573192A (en) | 2021-10-29 |
| CN113573192B true CN113573192B (en) | 2023-08-04 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN216842657U (en) | 2022-03-24 | 2022-06-28 | 立讯电子科技（昆山）有限公司 | Hinge structure and earphone box |
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| KR101430502B1 (en) * | 2013-05-09 | 2014-08-14 | 엘지전자 주식회사 | Sound Apparatus |
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| CN107075890A (en) * | 2014-07-30 | 2017-08-18 | 曼弗雷德·弗兰克专利财产有限公司 | Improved hinge |
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| CN113573192A (en) | 2021-10-29 |
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