CN111526441B - Storage box for earphone - Google Patents
Storage box for earphone Download PDFInfo
- Publication number
- CN111526441B CN111526441B CN201910107761.XA CN201910107761A CN111526441B CN 111526441 B CN111526441 B CN 111526441B CN 201910107761 A CN201910107761 A CN 201910107761A CN 111526441 B CN111526441 B CN 111526441B
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- rotating shaft
- cam
- cover body
- sliding
- core
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000009194 climbing Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
-
- 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
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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
- 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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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Pivots And Pivotal Connections (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a storage box for headphones, which comprises a box body and a cover body, wherein the cover body is rotatably connected with the box body through a rotating shaft mechanism, the rotating shaft mechanism comprises a power rotating shaft and a resistance rotating shaft, one end of the power rotating shaft is connected with the cover body and used for driving the cover body to rotate, one end of the resistance rotating shaft is connected with the cover body and rotates under the driving of the cover body, the power rotating shaft further comprises a shaft core, a rotating cam, a sliding cam and an elastic component which are sequentially sleeved on the shaft core, the resistance rotating shaft further comprises a core rod, a rotating shaft sleeve, a sliding shaft sleeve and an elastic component which are sequentially sleeved on the core rod, two salient points are arranged on the end face of the rotating shaft sleeve, and two arc grooves for embedding the salient points are formed in the end face of the sliding shaft sleeve. The invention ensures that the convex point completely stops after entering the third groove and does not climb upwards, namely the cover body completely stops without shaking at all, hands cannot be flicked, and the user experience is good.
Description
Technical Field
The invention relates to a storage box for headphones, and belongs to the technical field of storage.
Background
With the development of wireless networks and chip technology, more and more wireless products are emerging in our lives. The advent of wireless headphones, for example, has facilitated people to make phone calls and listen to music. The wireless earphone is designed and used without a charging box, and the charging box can charge the earphone on the one hand and also plays a role in connecting the earphone and updating software on the other hand in design. But present charging box can't realize opening automatically, needs both hands to open the operation, uses inconveniently, and in addition, the speed is very fast when opening, and it is very big to the impact of shell at the backstop position, has the trace or falls the risk of lacquer after long-time striking, and user experience is poor.
Disclosure of Invention
The invention aims to provide a storage box for headphones, which provides resistance for slowing down a cover body, so that a bump completely stops after entering a third groove and does not climb upwards, namely the cover body completely stops without shaking at all, hands cannot be flicked, and the user experience is good.
In order to achieve the above purpose, the invention adopts the following technical scheme: the storage box for the earphone comprises a box body and a cover body, wherein the cover body is rotatably connected with the box body through a rotating shaft mechanism, the rotating shaft mechanism comprises a power rotating shaft and a resistance rotating shaft, one end of the power rotating shaft is connected with the cover body and used for driving the cover body to rotate, and one end of the resistance rotating shaft is connected with the cover body and driven by the cover body to rotate;
The power rotating shaft further comprises a shaft core, and a rotating cam, a sliding cam and an elastic component which are sequentially sleeved on the shaft core, wherein the cam curved surface of the rotating cam is matched with the cam curved surface of the sliding cam, the elastic component is positioned between the sliding cam and a stop block at one end of the shaft core, and the sliding cam can slide along the axial direction of the shaft core under the pushing of the elastic component, so that the rotating cam is driven to rotate along the axial direction;
The resistance rotating shaft further comprises a core rod, a rotating shaft sleeve, a sliding shaft sleeve and an elastic element, wherein the rotating shaft sleeve, the sliding shaft sleeve and the elastic element are sequentially sleeved on the core rod, two convex points are arranged on the end face of the rotating shaft sleeve, two arc grooves for convex point embedding are formed in the end face of the sliding shaft sleeve, the elastic element is located between the sliding shaft sleeve and a stop block at one end of the core rod, the sliding shaft sleeve can axially slide along the core rod under the driving of the rotating shaft sleeve which axially rotates, the arc grooves comprise a first groove part, a second groove part and a third groove part, the depth of the second groove part is larger than that of the first groove part, the depth of the third groove part is larger than or equal to that of the second groove part, and the first groove part is connected with the second groove part, and the second groove part and the third groove part are all connected through arc surfaces.
The further improved scheme in the technical scheme is as follows:
1. in the scheme, the power rotating shaft and the resistance rotating shaft are provided with a shell.
2. In the above scheme, the shell suit of power pivot is in rotation cam, sliding cam and the elastic component outside, and the end cover joint of shell one end is in between the dog of elastic component and axle core one end.
3. In the above scheme, the shell of resistance pivot suit is in the rotation axle sleeve, elastic element and slip axle sleeve outside, and the end cover joint of shell one end is in between the dog of elastic element and core bar one end.
4. In the above scheme, the rotating cam and the sliding cam are both cylindrical cams.
5. In the scheme, the box body is provided with the mounting groove for embedding the power rotating shaft and the resistance rotating shaft, and the power rotating shaft and the resistance rotating shaft are oppositely embedded into the mounting groove.
6. In the scheme, one end of each of the rotating cam of the power rotating shaft and the rotating shaft sleeve of the resistance rotating shaft extends out of the mounting groove and is embedded into the groove on the cover body.
7. In the above scheme, a gasket is arranged between the stop block of the shaft core and the elastic component.
8. In the above scheme, a check ring is arranged between the check block of the core bar and the elastic element.
9. In the above scheme, the rotating cam is provided with an inner step surface, the inner step surface is matched with the inner end surface of the first flange part at the other end of the shaft core to limit the rotating cam to slide in the axial direction, and the rotating shaft sleeve is provided with an inner step surface, and the inner step surface is matched with the inner end surface of the second flange part at the other end of the core rod to limit the rotating shaft sleeve to slide in the axial direction.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
the power rotating shaft of the storage box for the earphone further comprises a shaft core, and a rotating cam, a sliding cam and an elastic component which are sequentially sleeved on the shaft core, wherein the cam curved surface of the rotating cam is matched with the cam curved surface of the sliding cam, the elastic component is positioned between the sliding cam and a stop block at one end of the shaft core, and the sliding cam can slide along the axial direction of the shaft core under the pushing of the elastic component, so that the rotating cam is driven to rotate along the axial direction; in addition, the resistance rotating shaft further comprises a core rod, a rotating shaft sleeve, a sliding shaft sleeve and an elastic element which are sleeved on the core rod in sequence, wherein two convex points are arranged on the end face of the rotating shaft sleeve, two arc-shaped grooves for embedding the convex points are formed in the end face of the sliding shaft sleeve, the elastic element is positioned between the sliding shaft sleeve and a stop block at one end of the core rod, the sliding shaft sleeve can axially slide along the core rod under the driving of the rotating shaft sleeve which axially rotates, so that the elastic element is compressed, the arc-shaped grooves comprise a first groove part, a second groove part and a third groove part, the depth of the second groove part is larger than that of the first groove part, the depth of the third groove part is larger than or equal to that of the second groove part, the first groove part is connected with the second groove part, the second groove part is connected with the third groove part through an arc-shaped surface, and the resistance rotating shaft is arranged between the sliding shaft sleeve and the stop block at one end of the core rod, in the opening process of the cover body, the stop block is realized through the stepped arrangement of the three groove parts, the stop block part is realized completely through the rotating shaft, the stop block of the cover body is not required to be increased on the box body, meanwhile, the cover body is completely contacted with the box body is prevented from being damaged, and the paint is prevented from being damaged; moreover, the ladder setting of three recess provides the resistance that makes the lid slow down when the lid is opened to certain angle with higher speed to make the bump stop completely and can not have the trend of climbing upwards after getting into in the third recess, the lid stops completely and does not have the shake at all promptly, can not bullet hand, user experience is good.
Drawings
FIG. 1 is a schematic diagram of a storage box for headphones according to the present invention;
FIG. 2 is an exploded view of the receiver for headphones according to the present invention;
FIG. 3 is an exploded view of the power spindle structure of the receiver for headphones according to the present invention;
FIG. 4 is an exploded view of the structure of the resistance spindle in the case for headphones according to the present invention;
FIG. 5 is a cross-sectional view of the power spindle structure of the receiver for headphones according to the present invention;
FIG. 6 is a cross-sectional view of the resistance spindle structure of the receiver for headphones according to the present invention;
FIG. 7 is a schematic view of a partial structure of a resistance shaft in the case for headphones according to the present invention;
fig. 8 is a partially exploded view of the resistance spindle in the case for headphones according to the present invention.
In the above figures: 1. a case body; 2. a cover body; 4. a power rotating shaft; 5. a resistance rotating shaft; 6. a shaft core; 61. a first flange portion; 7. rotating the cam; 71. an inner stepped surface; 8. a slide cam; 9. an elastic component; 10. a gasket; 11. a housing; 14. a mounting groove; 15. a groove; 21. a core bar; 211. a second flange portion; 22. rotating the shaft sleeve; 221. an inner step surface; 23. a retainer ring; 24. a sliding sleeve; 25. an elastic element; 26. a bump; 27. an arc-shaped groove; 271. a first groove portion; 272. a second groove portion; 273. and a third groove portion.
Detailed Description
Example 1: the storage box for the earphone comprises a box body 1 and a cover body 2, wherein the cover body 2 is rotatably connected with the box body 1 through a rotating shaft mechanism, the rotating shaft mechanism comprises a power rotating shaft 4 and a resistance rotating shaft 5, one end of the power rotating shaft 4 is connected with the cover body 2 and used for driving the cover body 2 to rotate, and one end of the resistance rotating shaft 5 is connected with the cover body 2 and driven by the cover body 2 to rotate;
the power rotating shaft 4 further comprises a shaft core 6, and a rotating cam 7, a sliding cam 8 and an elastic component 9 which are sequentially sleeved on the shaft core 6, wherein the cam curved surface of the rotating cam 7 is matched with the cam curved surface of the sliding cam 8, the elastic component 9 is positioned between the sliding cam 8 and a stop block at one end of the shaft core 6, and the sliding cam 8 can slide along the axial direction of the shaft core 6 under the pushing of the elastic component 9, so that the rotating cam 7 is driven to rotate along the axial direction;
The resistance rotating shaft 5 further comprises a core bar 21, a rotating shaft sleeve 22, a sliding shaft sleeve 24 and an elastic element 25 which are sequentially sleeved on the core bar 21, two protruding points 26 are arranged on the end face of the rotating shaft sleeve 22, two arc-shaped grooves 27 for embedding the protruding points 26 are formed in the end face of the sliding shaft sleeve 24, the elastic element 25 is located between the sliding shaft sleeve 24 and a stop block at one end of the core bar 21, the sliding shaft sleeve 24 can axially slide along the core bar 21 under the driving of the rotating shaft sleeve 22 which axially rotates, so that the elastic element 25 is compressed, the arc-shaped grooves 27 comprise a first groove 271, a second groove 272 and a third groove 273, the depth of the second groove 272 is larger than that of the first groove 271, the depth of the third groove 273 is larger than that of the second groove 272, and the first groove 271 and the second groove 272 and the third groove 273 are all connected through arc-shaped surfaces.
The power rotating shaft 4 and the resistance rotating shaft 5 are provided with a shell 11; the outer shell 11 of the power rotating shaft 4 is sleeved outside the rotating cam 7, the sliding cam 8 and the elastic component 9, and an end cover at one end of the outer shell 11 is clamped between the elastic component 9 and a stop block at one end of the shaft core 6; the outer casing 11 of the resistance rotating shaft 5 is sleeved outside the rotating shaft sleeve 22, the elastic element 25 and the sliding shaft sleeve 24, and an end cover at one end of the outer casing 11 is clamped between the elastic element 25 and a stop block at one end of the core rod 21;
The rotating cam 7 has an inner stepped surface 71, the inner stepped surface 71 is engaged with an inner end surface of the first flange portion 61 at the other end of the shaft core 6 to restrict the sliding of the rotating cam 7 in the axial direction, and the rotating boss 22 has an inner stepped surface 221, the inner stepped surface 221 is engaged with an inner end surface of the second flange portion 211 at the other end of the core rod 21 to restrict the sliding of the rotating boss 22 in the axial direction.
Example 2: the storage box for the earphone comprises a box body 1 and a cover body 2, wherein the cover body 2 is rotatably connected with the box body 1 through a rotating shaft mechanism, the rotating shaft mechanism comprises a power rotating shaft 4 and a resistance rotating shaft 5, one end of the power rotating shaft 4 is connected with the cover body 2 and used for driving the cover body 2 to rotate, and one end of the resistance rotating shaft 5 is connected with the cover body 2 and driven by the cover body 2 to rotate;
the power rotating shaft 4 further comprises a shaft core 6, and a rotating cam 7, a sliding cam 8 and an elastic component 9 which are sequentially sleeved on the shaft core 6, wherein the cam curved surface of the rotating cam 7 is matched with the cam curved surface of the sliding cam 8, the elastic component 9 is positioned between the sliding cam 8 and a stop block at one end of the shaft core 6, and the sliding cam 8 can slide along the axial direction of the shaft core 6 under the pushing of the elastic component 9, so that the rotating cam 7 is driven to rotate along the axial direction;
The resistance rotating shaft 5 further comprises a core bar 21, a rotating shaft sleeve 22, a sliding shaft sleeve 24 and an elastic element 25 which are sequentially sleeved on the core bar 21, two protruding points 26 are arranged on the end face of the rotating shaft sleeve 22, two arc-shaped grooves 27 for embedding the protruding points 26 are formed in the end face of the sliding shaft sleeve 24, the elastic element 25 is located between the sliding shaft sleeve 24 and a stop block at one end of the core bar 21, the sliding shaft sleeve 24 can axially slide along the core bar 21 under the driving of the rotating shaft sleeve 22 which axially rotates, so that the elastic element 25 is compressed, the arc-shaped grooves 27 comprise a first groove 271, a second groove 272 and a third groove 273, the depth of the second groove 272 is larger than that of the first groove 271, the depth of the third groove 273 is equal to that of the second groove 272, and the first groove 271 and the second groove 272 and the third groove 273 are connected through arc-shaped surfaces.
The rotating cam 7 and the sliding cam 8 are cylindrical cams; the box body 1 is provided with a mounting groove 14 in which the power rotating shaft 4 and the resistance rotating shaft 5 are embedded, and the power rotating shaft 4 and the resistance rotating shaft 5 are relatively embedded in the mounting groove 14; one end of each of the rotating cam 7 of the power rotating shaft 4 and the rotating shaft sleeve 22 of the resistance rotating shaft 5 extends out of the mounting groove 14 and is embedded into the groove 15 on the cover body 2; a gasket 10 is arranged between the stop block of the shaft core 6 and the elastic component 9; a check ring 23 is arranged between the check block of the core bar 21 and the elastic element 25;
The rotating cam 7 has an inner stepped surface 71, the inner stepped surface 71 is engaged with an inner end surface of the first flange portion 61 at the other end of the shaft core 6 to restrict the sliding of the rotating cam 7 in the axial direction, and the rotating boss 22 has an inner stepped surface 221, the inner stepped surface 221 is engaged with an inner end surface of the second flange portion 211 at the other end of the core rod 21 to restrict the sliding of the rotating boss 22 in the axial direction.
When the cover body and the box body are in a closed state (0 DEG), the curved top end of the rotating cam of the power rotating shaft is contacted with the curved top end of the sliding cam, and the elastic component is in a compressed state; the salient points on the rotating shaft sleeve of the resistance rotating shaft are positioned at the starting points of the shallow groove parts on the sliding shaft sleeve, and the elastic elements are in a compressed state;
When the buckle between the box body and the cover body is opened, a certain angle (0-60 degrees) is opened between the box body and the cover body, the rotating cam of the power rotating shaft rotates along the cam curved surface of the sliding cam under the resilience force of the elastic component, and the cover body is driven to rotate together, so that the cover body is automatically opened; the rotation of the cover body further drives the rotating shaft sleeve of the resistance rotating shaft to rotate, so that the salient points on the rotating shaft sleeve of the resistance rotating shaft climb out of the first groove part and sink into the second groove part, and the elastic element is in a compressed state;
When the box body and the cover body are continuously opened at a certain angle (60-90 degrees), the rotating cam of the power rotating shaft continuously rotates along the cam curved surface of the sliding cam under the resilience force of the elastic component, and drives the cover body to rotate together; the rotation of the cover body further drives the rotating shaft sleeve of the resistance rotating shaft to rotate, so that the protruding points on the rotating shaft sleeve of the resistance rotating shaft climb out from the second groove part to push the sliding shaft sleeve to compress the elastic element to provide resistance, the speed of opening the cover body is reduced until the protruding points sink into the third groove part, namely the end point of the arc-shaped groove, the upper cover is completely stopped, the stopping of the cover body is realized, the cover body cannot shake to hit the box body, and the user experience is good.
When the storage box for the earphone is adopted, the power rotating shaft and the resistance rotating shaft are combined, so that the structure is ingenious, power is provided for opening the box, the cover body can be automatically opened after the user unlocks the box by one hand, meanwhile, in the opening process of the cover body, the resistance of the stop is provided through the step arrangement of the three groove parts, the stop part is not required to be added on the box body through the rotating shaft, the contact between the cover body and the box body is avoided, the damage of the cover body to scratches, paint dropping and the like caused by the impact of the box body is avoided, and the service life of the box is prolonged; moreover, the ladder setting of three recess provides the resistance that makes the lid slow down when the lid is opened to certain angle with higher speed to make the bump stop completely and can not have the trend of climbing upwards after getting into in the third recess, the lid stops completely and does not have the shake at all promptly, can not bullet hand, user experience is good.
The above embodiments are provided to illustrate the technical concept and features of the present invention and are intended to enable those skilled in the art to understand the content of the present invention and implement the same, and are not intended to limit the scope of the present invention. All equivalent changes or modifications made in accordance with the spirit of the present invention should be construed to be included in the scope of the present invention.
Claims (10)
1. Storage box for earphone, including box body (1) and lid (2), its characterized in that: the cover body (2) is rotatably connected with the box body (1) through a rotating shaft mechanism, the rotating shaft mechanism comprises a power rotating shaft (4) and a resistance rotating shaft (5), one end of the power rotating shaft (4) is connected with the cover body (2) and used for driving the cover body (2) to rotate, and one end of the resistance rotating shaft (5) is connected with the cover body (2) and is driven by the cover body (2) to rotate;
The power rotating shaft (4) further comprises a shaft core (6), and a rotating cam (7), a sliding cam (8) and an elastic component (9) which are sequentially sleeved on the shaft core (6), wherein the cam curved surface of the rotating cam (7) is matched with the cam curved surface of the sliding cam (8), the elastic component (9) is positioned between the sliding cam (8) and a stop block at one end of the shaft core (6), and the sliding cam (8) can slide along the axial direction of the shaft core (6) under the pushing of the elastic component (9), so that the rotating cam (7) is driven to rotate along the axial direction;
The resistance rotating shaft (5) further comprises a core bar (21) and a rotating shaft sleeve (22), a sliding shaft sleeve (24) and an elastic element (25) which are sequentially sleeved on the core bar (21), two protruding points (26) are arranged on the end face of the rotating shaft sleeve (22), two arc grooves (27) for embedding the protruding points (26) are formed in the end face of the sliding shaft sleeve (24), the elastic element (25) is located between the sliding shaft sleeve (24) and a stop block at one end of the core bar (21), the sliding shaft sleeve (24) can axially slide along the core bar (21) under the driving of the rotating shaft sleeve (22) which axially rotates, so that the elastic element (25) is compressed, the arc grooves (27) comprise a first groove portion (271), a second groove portion (272) and a third groove portion (273), the depth of the second groove portion (272) is larger than that of the first groove portion (271), and the depth of the third groove portion (273) is larger than or equal to that of the second groove portion (272), and the first groove portion (271) and the second groove portion (272) are connected with the third groove portion through the arc portions.
2. The case for headphones as recited in claim 1, wherein: the power rotating shaft (4) and the resistance rotating shaft (5) are provided with a shell (11).
3. The case for headphones as recited in claim 2, wherein: the shell (11) of power pivot (4) suit is in rotating cam (7), sliding cam (8) and elastic component (9) outside, and the end cover joint of shell (11) one end is in between the dog of elastic component (9) and axle core (6) one end.
4. The case for headphones as recited in claim 2, wherein: the shell (11) of the resistance rotating shaft (5) is sleeved outside the rotating shaft sleeve (22), the elastic element (25) and the sliding shaft sleeve (24), and the end cover at one end of the shell (11) is clamped between the elastic element (25) and the stop block at one end of the core rod (21).
5. The case for headphones as recited in claim 1, wherein: the rotating cam (7) and the sliding cam (8) are cylindrical cams.
6. The case for headphones as recited in claim 1, wherein: the box body (1) is provided with a mounting groove (14) in which the power rotating shaft (4) and the resistance rotating shaft (5) are embedded, and the power rotating shaft (4) and the resistance rotating shaft (5) are relatively embedded into the mounting groove (14).
7. The case for headphones as recited in claim 6, wherein: one end of each of the rotating cam (7) of the power rotating shaft (4) and the rotating shaft sleeve (22) of the resistance rotating shaft (5) extends out of the mounting groove (14) and is embedded into the groove (15) on the cover body (2).
8. The case for headphones as recited in claim 1, wherein: a gasket (10) is arranged between the stop block of the shaft core (6) and the elastic component (9).
9. The case for headphones as recited in claim 1, wherein: a check ring (23) is arranged between the stop block of the core rod (21) and the elastic element (25).
10. The case for headphones as recited in claim 1, wherein: the rotating cam (7) has an inner stepped surface (71), the inner stepped surface (71) is matched with the inner end surface of the first flange part (61) at the other end of the shaft core (6) to limit the rotating cam (7) to slide in the axial direction, the rotating shaft sleeve (22) has an inner stepped surface (221), and the inner stepped surface (221) is matched with the inner end surface of the second flange part (211) at the other end of the core rod (21) to limit the rotating shaft sleeve (22) to slide in the axial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910107761.XA CN111526441B (en) | 2019-02-01 | 2019-02-01 | Storage box for earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910107761.XA CN111526441B (en) | 2019-02-01 | 2019-02-01 | Storage box for earphone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111526441A CN111526441A (en) | 2020-08-11 |
| CN111526441B true CN111526441B (en) | 2024-04-26 |
Family
ID=71910227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910107761.XA Active CN111526441B (en) | 2019-02-01 | 2019-02-01 | Storage box for earphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111526441B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001251398A (en) * | 2000-03-03 | 2001-09-14 | Sanyo Electric Co Ltd | Foldable mobile phone |
| US6434249B1 (en) * | 2001-11-16 | 2002-08-13 | Jose Wei | Earphone wire winding box with coaxial and dual wheels |
| CN207246220U (en) * | 2017-06-07 | 2018-04-17 | 昆山科森科技股份有限公司 | High reliability pivot structure |
| CN209660691U (en) * | 2019-02-01 | 2019-11-22 | 昆山科森科技股份有限公司 | Storage box with backstop |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201332380A (en) * | 2012-01-20 | 2013-08-01 | Lu-Cheng Chen | Loudspeaker device |
-
2019
- 2019-02-01 CN CN201910107761.XA patent/CN111526441B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001251398A (en) * | 2000-03-03 | 2001-09-14 | Sanyo Electric Co Ltd | Foldable mobile phone |
| US6434249B1 (en) * | 2001-11-16 | 2002-08-13 | Jose Wei | Earphone wire winding box with coaxial and dual wheels |
| CN207246220U (en) * | 2017-06-07 | 2018-04-17 | 昆山科森科技股份有限公司 | High reliability pivot structure |
| CN209660691U (en) * | 2019-02-01 | 2019-11-22 | 昆山科森科技股份有限公司 | Storage box with backstop |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111526441A (en) | 2020-08-11 |
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