CN214532452U - Rotating shaft for rotating cover of Bluetooth headset box - Google Patents
Rotating shaft for rotating cover of Bluetooth headset box Download PDFInfo
- Publication number
- CN214532452U CN214532452U CN202120645700.1U CN202120645700U CN214532452U CN 214532452 U CN214532452 U CN 214532452U CN 202120645700 U CN202120645700 U CN 202120645700U CN 214532452 U CN214532452 U CN 214532452U
- Authority
- CN
- China
- Prior art keywords
- axial cam
- shaft
- lining
- shaft body
- box
- Prior art date
- 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.)
- Active
Links
Images
Landscapes
- Casings For Electric Apparatus (AREA)
Abstract
The utility model discloses a pivot that is used for bluetooth headset box rotation to uncap is applied to and opens and shuts in order to realize the relative box body rotation of lid between lid and the box body. Specifically, the rotating shaft comprises a shaft body, and the free end of the shaft body passes through the lining of the box body and then extends to the lining of the cover body and is inserted into the lining of the cover body. The shaft body is sleeved with a first axial cam and a second axial cam which are oppositely arranged, the first axial cam is tightly sleeved on the shaft body, and the second axial cam is movably sleeved on the shaft body. The mutually opposite surfaces of the first axial cam and the second axial cam are provided with protruding structures which are uniformly distributed around the respective circumferential directions, the side surfaces of the protruding structures are helical surfaces, and an avoiding groove is formed between the adjacent protruding structures. A spring is arranged between the second axial cam and the lining of the box body, and the cover body rotates by taking the shaft body as a central shaft to enable the bulge structure of the first axial cam to extrude the bulge structure of the second axial cam, so that the second axial cam moves downwards to compress the spring.
Description
Technical Field
The utility model relates to a technical field of pivot, in particular to a pivot that is used for bluetooth headset box rotation to uncap.
Background
The existing Bluetooth earphone box basically adopts a flip design, and a user can open the box body by dialing up the cover body, so that earphones are exposed for the user to pick up and use. This kind of hinge pivot during upset of bluetooth headset box adoption, because the adoption magnet adsorption ground mode between lid and the box body makes lid and box body keep the closure state, in order to reduce closure state down the pivot spring with the lid bullet open, the elasticity of pivot spring is less than magnet suction, makes magnet can adsorb lid and box body together from this.
However, the rotation shaft is relatively loose in the opened state, the cover body is difficult to maintain in the opened state, the earphone is easily closed again without being taken out, and the user needs to repeatedly open the cover, which affects the use experience.
SUMMERY OF THE UTILITY MODEL
Problem to prior art existence, the utility model aims at providing a pivot that is used for the rotatory uncapping of bluetooth headset box aims at effectively maintaining the state that the lid was opened to in one time take out the earphone of user, avoid repeatedly uncapping.
In order to achieve the above object, the utility model provides a pivot for bluetooth headset box rotation uncapping is applied between the cover body and the box body to realize the cover body rotating opening and closing relative to the box body, and comprises an axis body, wherein the free end of the axis body passes through the inner lining of the box body and then extends to the inner lining of the cover body and is inserted into the inner lining of the cover body;
the shaft body is sleeved with a first axial cam and a second axial cam which are oppositely arranged, the first axial cam is tightly sleeved on the shaft body, and the second axial cam is movably sleeved on the shaft body; the mutually opposite surfaces of the first axial cam and the second axial cam are provided with protruding structures which are uniformly distributed around the respective circumferential directions, the side surfaces of the protruding structures are spiral surfaces, and avoidance grooves are formed between the adjacent protruding structures;
a spring is arranged between the second axial cam and the lining of the box body, and the cover body rotates by taking the shaft body as a central shaft to cause the bulge structure of the first axial cam to press the bulge structure of the second axial cam, so that the second axial cam moves downwards to compress the spring.
Optionally, a first gasket is arranged between the spring and the second axial cam, and the first gasket is movably sleeved on the shaft body.
Optionally, a second gasket is arranged between the spring and the lining of the box body, and the second gasket is movably sleeved on the shaft body.
Optionally, the periphery wall of the free end of axis body has the external screw thread, the inside lining of lid has the confession the slot that the axis body was pegged graft, the internal perisporium of slot has the internal thread, the axis body passes through the external screw thread with the internal thread closes soon and is connected with the inside lining of lid.
Optionally, the notch of the slot has a receiving groove coaxial with the slot, and a sealing ring is arranged in the receiving groove.
Optionally, the seal ring is a ceramic seal ring.
The utility model provides a pivot is applied to between lid and the box body in order to realize the relative box body rotation of lid and open and shut, and it includes the axis body, and the free end of axis body passes the inside lining of box body and extends and plug in the inside lining of lid to the inside lining of lid. The shaft body is sleeved with a first axial cam and a second axial cam which are oppositely arranged, the first axial cam is tightly sleeved on the shaft body, and the second axial cam is movably sleeved on the shaft body. The mutually opposite surfaces of the first axial cam and the second axial cam are provided with protruding structures which are uniformly distributed around the respective circumferential directions, the side surfaces of the protruding structures are helical surfaces, and an avoiding groove is formed between the adjacent protruding structures. A spring is arranged between the second axial cam and the lining of the box body.
When the cover body rotates by taking the shaft body as a central shaft, the bulge structure of the first axial cam is pressed against the bulge structure of the second axial cam, so that the second axial cam moves downwards to compress the spring. When the earphone is rotated to a certain angle, the external force is removed, the spring can extrude the second axial cam to move upwards and clamp the first axial cam, and the cover body is locked to keep a specific opening angle, so that a user can pick up the earphone.
Compared with the prior art, the utility model provides a relative box body of lid can be realized to the pivot and arbitrary angle is opened and this opening angle is kept, picks up the earphone for the user and facilitates.
Drawings
Fig. 1 is a schematic structural view of an embodiment of a rotating shaft for a bluetooth headset case to open the cover in a rotating manner according to the present invention;
fig. 2 is an exploded view of an embodiment of a rotating shaft for a bluetooth headset case to open the cover by rotation according to the present invention;
fig. 3 is a schematic structural view of a second axial cam in an embodiment of a rotating shaft for rotatably opening a cover of a bluetooth headset case according to the present invention;
fig. 4 is an application the utility model provides a bluetooth headset box's of pivot cross-sectional view.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 3 in the specification, an embodiment of the present invention provides a bluetooth headset box, which includes a box body 100, a cover body 200, and a rotating shaft 300 connecting the box body 100 and the cover body 200, wherein a first liner 110 and a second liner 210 are respectively disposed in the box body 100 and the cover body 200, the first liner 110 has an installation cavity 110a, a slot (not shown) opposite to the installation cavity 110a is disposed in the second liner 210, a body of the rotating shaft 300 is disposed in the installation cavity 110a of the first liner 110, and an upper end portion of the rotating shaft is inserted into the slot of the second liner 210, so as to realize the rotating fit of the cover body 200 with respect to the box body 100. Meanwhile, the first liner 110 further has a connected earphone cavity 110b, and two bluetooth earphones are placed in the earphone cavity 110b, so that the bluetooth earphones can be exposed for the user to take out when the cover body 200 is rotated.
Specifically, referring to fig. 1-4 of the specification, the shaft 300 includes a shaft body 310, and a free end 310a of the shaft body 310 is inserted into the mounting cavity 110a from the bottom of the mounting cavity 110a of the first liner 110 and extends upward along the axial direction thereof to be inserted into the slot of the second liner 210.
The shaft body 310 is sleeved with a first axial cam 320 and a second axial cam 330 which are oppositely arranged, the first axial cam 320 is tightly sleeved on the shaft body 310, and the second axial cam 330 is movably sleeved on the shaft body 310. The mutually opposite surfaces of the first axial cam 320 and the second axial cam 330 are provided with protruding structures which are uniformly distributed around the respective circumferential directions, the side surfaces of the protruding structures are helical surfaces, and an avoiding groove is formed between the adjacent protruding structures. Specifically, as shown in fig. 3, the outer periphery of the upper end portion of the second axial cam 330 has three convex structures 330a uniformly closed around the axial direction thereof, the side surfaces 330b of the convex structures 330a are helical surfaces, and an avoiding groove 330c is formed between adjacent convex structures 330 a. The convex structure of the first axial cam 320 is the same as the cam structure 330a of the second axial cam 330, and the description thereof is omitted here.
A spring 340 is provided between the second axial cam 330 and the inner liner of the cartridge 100.
When the cover 200 rotates around the shaft body 310, the protruding structure of the first axial cam 320 and the protruding structure of the second axial cam 330 are misaligned, so that the first axial cam 320 presses the second axial cam 330 to move downward and compress the spring 340. When the earphone is rotated to a certain angle, the spring 340 will press the second axial cam 330 to move upward and lock the first axial cam 320, and lock the cover 200 to maintain a certain opening angle, so that the user can pick up the earphone.
Similarly, when the cover 200 is rotated in the opposite direction, the case 100 can be closed to enclose the bluetooth headset in the case 100.
Compared with the prior art, the utility model provides a pivot 300 can realize that lid 200 opens arbitrary angle and keeps opening the angle for box body 100 relatively, picks up the earphone for the user and facilitates, need repeatedly the problem of uncapping when avoiding taking out the earphone.
With continued reference to fig. 1-4, in the embodiment of the present invention, the outer peripheral wall of the free end 310a of the shaft body 310 has an external thread, the slot of the second liner 210 has an internal thread, and the shaft body 310 is connected with the liner of the cover body 200 through the screwing of the external thread and the internal thread, which can ensure the connection strength between the two and facilitate the detachment and installation of the cover body 200.
Further, the notch of the slot is provided with a receiving groove coaxial with the slot, and a sealing ring 350 is disposed in the receiving groove, so that the opening of the mounting cavity 110a of the first liner 110 is sealed by the sealing ring 350, and external dust and impurities are prevented from entering the mounting cavity 110 a.
Specifically, the ceramic seal ring 350 adopted by the seal ring 350 has good wear resistance, and has the characteristics of high strength, high toughness and sealing property of a rubber material, so that the sealing effect on the installation cavity 110a of the first liner 110 can be effectively ensured.
In other embodiments of the present invention, a first spacer (not shown) may be further disposed between the spring 340 and the second axial cam 330, and a second spacer (not shown) may be disposed between the spring 340 and the first liner 110, wherein the first spacer and the second spacer are movably sleeved on the shaft body 310. Thereby reducing the crushing friction damage of the spring 340 to the second axial cam 330 and the first liner 110.
The above is only the preferred embodiment of the present invention, not used in the present invention, and any slight modifications, equivalent replacements and improvements made by the technical entity of the present invention to the above embodiments should be included in the protection scope of the technical solution of the present invention.
Claims (6)
1. A rotating shaft for a Bluetooth earphone box to be opened in a rotating mode is applied between a cover body and a box body to achieve the rotating opening and closing of the cover body relative to the box body, and is characterized by comprising a shaft body, wherein the free end of the shaft body penetrates through a lining of the box body and then extends towards the lining of the cover body and is inserted into the lining of the cover body;
the shaft body is sleeved with a first axial cam and a second axial cam which are oppositely arranged, the first axial cam is tightly sleeved on the shaft body, and the second axial cam is movably sleeved on the shaft body; the mutually opposite surfaces of the first axial cam and the second axial cam are provided with protruding structures which are uniformly distributed around the respective circumferential directions, the side surfaces of the protruding structures are spiral surfaces, and avoidance grooves are formed between the adjacent protruding structures;
a spring is arranged between the second axial cam and the lining of the box body, and the cover body rotates by taking the shaft body as a central shaft to cause the bulge structure of the first axial cam to press the bulge structure of the second axial cam, so that the second axial cam moves downwards to compress the spring.
2. The rotating shaft for the rotary uncovering of the Bluetooth headset box according to claim 1, wherein a first gasket is arranged between the spring and the second axial cam, and the first gasket is movably sleeved on the shaft body.
3. The rotating shaft for the rotary cover of the Bluetooth headset case according to claim 2, wherein a second gasket is arranged between the spring and the lining of the case body, and the second gasket is movably sleeved on the shaft body.
4. The rotating shaft for the rotary cover of the Bluetooth headset box according to claim 1, wherein an outer peripheral wall of a free end of the shaft body is provided with an external thread, an inner lining of the cover body is provided with a slot for the shaft body to be inserted, an inner peripheral wall of the slot is provided with an internal thread, and the shaft body is connected with the inner lining of the cover body through screwing of the external thread and the internal thread.
5. The hinge for a lid of a bluetooth headset case according to claim 4, wherein the notch of the slot has a receiving groove coaxial with the slot, and a sealing ring is disposed in the receiving groove.
6. The hinge for a lid of a bluetooth headset case according to claim 5, wherein the gasket is a ceramic gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120645700.1U CN214532452U (en) | 2021-03-30 | 2021-03-30 | Rotating shaft for rotating cover of Bluetooth headset box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120645700.1U CN214532452U (en) | 2021-03-30 | 2021-03-30 | Rotating shaft for rotating cover of Bluetooth headset box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214532452U true CN214532452U (en) | 2021-10-29 |
Family
ID=78266750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120645700.1U Active CN214532452U (en) | 2021-03-30 | 2021-03-30 | Rotating shaft for rotating cover of Bluetooth headset box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214532452U (en) |
-
2021
- 2021-03-30 CN CN202120645700.1U patent/CN214532452U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2043482B1 (en) | Cosmetic container having airtight structure | |
| CN200985947Y (en) | Hinge | |
| JP2014500198A (en) | Enclosure with self-centering hinge configuration for concentric sealing | |
| CN214532452U (en) | Rotating shaft for rotating cover of Bluetooth headset box | |
| CN205828215U (en) | A kind of sealing ring and use the press button of this sealing ring | |
| CN210016602U (en) | Bluetooth headset box that charges | |
| CN209845262U (en) | TWS earphone charging box | |
| CN210517136U (en) | Flip subassembly, casing subassembly and connector | |
| CN216316159U (en) | Airtight loose powder box structure with powder puff | |
| CN113876101A (en) | Airtight loose powder box structure with powder puff | |
| WO2020220967A1 (en) | Cushion compact core and cushion compact case having the cushion compact core | |
| CN220109323U (en) | Paste box with high vacuum sealing performance | |
| CN210972063U (en) | Communication antenna protection receiver | |
| CN219499509U (en) | Rotary earphone charging box | |
| CN206145143U (en) | Self sealss central line butterfly valve valve plate | |
| CN214590660U (en) | Earphone charging box | |
| CN216970394U (en) | Tubular packaging tin | |
| CN201961657U (en) | Storage tank with air vent valve | |
| CN218997211U (en) | Novel waterproof plug-in components structure of seal | |
| CN216626018U (en) | TWS earphone charging box capable of hovering at any angle of uncapping | |
| CN210610060U (en) | Waterproof structure of electronic equipment inspection opening | |
| CN212562842U (en) | Dustproof glass door lock | |
| CN220156635U (en) | Waterproof construction in storehouse is charged to bluetooth headset | |
| CN204366985U (en) | A kind of screwing type transfer chamber cabin door device | |
| CN204761487U (en) | Cell -phone backshell sealing mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |