CN213485143U

CN213485143U - Earphone box and earphone box subassembly, detection subassembly, box subassembly uncap

Info

Publication number: CN213485143U
Application number: CN202023015408.6U
Authority: CN
Inventors: 刘绍斌; 林金存
Original assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Current assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-06-18
Anticipated expiration: 2030-12-15

Abstract

The present disclosure relates to the technical field of electronic devices, and in particular to an earphone box, an earphone box assembly, an uncovering detection assembly and a box assembly, wherein the earphone box comprises a box cover, a box body, a detection circuit and a detection unit, and the box cover comprises a first conductive part; the box body comprises a second conductive part and a third conductive part, the second conductive part and the third conductive part are insulated, the box cover can be covered on the box body, and when the box cover is covered on the box body, the first conductive part is connected with the second conductive part and the third conductive part; the detection circuit is connected with the second conductive part and the third conductive part respectively; the detection unit is connected with the detection circuit and is used for detecting the electric signal of the detection circuit. The on-off state of the earphone box can be detected.

Description

Earphone box and earphone box subassembly, detection subassembly, box subassembly uncap

Technical Field

The utility model relates to the technical field of electronic equipment, particularly, relate to an earphone box and earphone box subassembly, detection component, box subassembly uncap.

Background

The left and right earplugs of the wireless stereo headset can realize the independent work of the left and right sound channels without being connected through cables. At present, wireless stereo earphones are usually stored in an earphone box, and a battery is often arranged in the earphone box and can charge the earphones. When charging to the earphone, often need charge when the lid is covered on the box body in order to guarantee the security, therefore the earphone box need can detect whether the lid covers on the box body.

It is to be noted that the information disclosed in the above background section is only for enhancement of understanding of the background of the present disclosure, and thus may include information that does not constitute prior art known to those of ordinary skill in the art.

Disclosure of Invention

An object of this disclosure is to provide an earphone box and earphone box subassembly, detection subassembly, box subassembly uncap, and then can detect the on-off state of earphone box.

According to an aspect of the present disclosure, there is provided an earphone box, including:

a box cover including a first conductive portion;

the box body comprises a second conductive part and a third conductive part, the second conductive part and the third conductive part are insulated, the box cover can be covered on the box body, and when the box cover is covered on the box body, the first conductive part is connected with the second conductive part and the third conductive part;

a detection circuit connected to the second conductive part and the third conductive part, respectively;

the detection unit is connected with the detection circuit and is used for detecting the electric signal of the detection circuit.

According to another aspect of the present disclosure, there is provided an earphone box assembly, including:

the earphone box is described above;

the earphone is contained in the earphone box.

According to a third aspect of the present disclosure, there is provided a decap detecting assembly comprising:

a first housing including a first conductive portion;

a second housing including a second conductive portion and a third conductive portion, the second conductive portion and the third conductive portion being insulated from each other, the first housing being capable of being covered on the second housing, the first conductive portion connecting the second conductive portion and the third conductive portion when the first housing is covered on the second housing;

According to a fourth aspect of the present disclosure, there is provided a cartridge assembly including an open cover detecting assembly including:

a first housing including a first conductive portion;

The earphone box provided by the embodiment of the disclosure comprises a box body and a box cover, wherein the box cover comprises a first conductive part, the box body comprises a second conductive part and a third conductive part, when the box cover is arranged on the box body, the first conductive part is connected with the second conductive part and the third conductive part, and when the box cover is in an open state, the second conductive part and the third conductive part are insulated, so that the detection unit detects that the electric signals of the detection circuit are different when the box cover is in the open and closed states, the box cover can be determined to be in the open state or the closed state according to the electric signals detected by the detection unit, and the detection of the state of the.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure. It is to be understood that the drawings in the following description are merely exemplary of the disclosure, and that other drawings may be derived from those drawings by one of ordinary skill in the art without the exercise of inventive faculty.

Fig. 1 is a schematic structural diagram of a first earphone box according to an exemplary embodiment of the present disclosure;

fig. 2 is a schematic block diagram of a first earphone box according to an exemplary embodiment of the present disclosure;

fig. 3 is a schematic structural diagram of a second earphone box according to an exemplary embodiment of the present disclosure;

fig. 4 is a schematic structural diagram of a third earphone box according to an exemplary embodiment of the present disclosure;

fig. 5 is a schematic structural diagram of a fourth earphone box according to an exemplary embodiment of the present disclosure;

fig. 6 is a schematic structural diagram of a fifth earphone box according to an exemplary embodiment of the present disclosure;

fig. 7 is a schematic structural diagram of a sixth earphone box according to an exemplary embodiment of the present disclosure;

fig. 8 is a schematic structural diagram of a seventh earphone box according to an exemplary embodiment of the present disclosure;

FIG. 9 is a schematic diagram of a first detection circuit provided in an exemplary embodiment of the present disclosure;

FIG. 10 is a schematic diagram of a second detection circuit provided in an exemplary embodiment of the present disclosure;

FIG. 11 is a schematic diagram of a third detection circuit provided in an exemplary embodiment of the present disclosure;

FIG. 12 is a schematic diagram of a fourth detection circuit provided in an exemplary embodiment of the present disclosure;

fig. 13 is a schematic block diagram of a second earphone box according to an exemplary embodiment of the present disclosure;

fig. 14 is a schematic structural diagram of an eighth earphone box according to an exemplary embodiment of the present disclosure;

fig. 15 is a schematic diagram of an earphone box assembly according to an exemplary embodiment of the present disclosure.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus their detailed description will be omitted.

Although relative terms, such as "upper" and "lower," may be used in this specification to describe one element of an icon relative to another, these terms are used in this specification for convenience only, e.g., in accordance with the orientation of the examples described in the figures. It will be appreciated that if the device of the icon were turned upside down, the element described as "upper" would become the element "lower". When a structure is "on" another structure, it may mean that the structure is integrally formed with the other structure, or that the structure is "directly" disposed on the other structure, or that the structure is "indirectly" disposed on the other structure via another structure.

Two earphone disconnect-type settings about wireless bluetooth headset need not the cable connection for two earplugs about, can independent work through the wireless separation of controlling the sound track. Such as True Wireless Stereo (TWS) headsets. The wireless Bluetooth headset solves the problem that the wired headset causes the movement of a user due to the headset connecting wire, and has the characteristic of diversified using modes, for example, the wireless Bluetooth headset can be used independently and separately, and a group of headsets can be used as two headsets.

In order to prevent the earphone from being lost or damaged when not in use, the wireless bluetooth earphone is often provided with an earphone box, and a battery is further arranged in the earphone box and can be used for charging the earphone. A metal PIN (POGO PIN) for charging is generally provided on the wireless bluetooth headset, and is connected with a battery in the headset case through the metal PIN when the headset is stored in the headset case, so as to charge the headset. Whether the box cover is closed or not needs to be detected when the earphone is charged.

First, an exemplary embodiment of the present disclosure provides an earphone box, as shown in fig. 1 and 2, the earphone box includes: the box cover 110, the box body 210, the detection circuit 310 and the detection unit 410, wherein the box cover 110 comprises a first conductive part 111; the case body 210 includes a second conductive part 212 and a third conductive part 213, the second conductive part 212 and the third conductive part 213 are insulated, the case cover 110 can be covered on the case body 210, and when the case cover 110 is covered on the case body 210, the first conductive part 111 connects the second conductive part 212 and the third conductive part 213; the detection circuit 310 is connected to the second conductive part 212 and the third conductive part 213; the detecting unit 410 is connected to the detecting circuit 310, and the detecting unit 410 is used for detecting the electrical signal of the detecting circuit 310.

When the box cover 110 is covered on the box body 210, the earphone box is in a closed state, and the first conductive part 110 is conducted with the second conductive part 212 and the third conductive part 213; when the case cover 110 is not covered on the case body 210, the earphone case is in an open state, and the second conductive portion 212 and the third conductive portion 213 are insulated.

The earphone box provided by the embodiment of the disclosure comprises a box body 210 and a box cover 110, wherein the box cover 110 comprises a first conductive part 111, the box body 210 comprises a second conductive part 212 and a third conductive part 213, when the box cover 110 is arranged on the box body 210, the first conductive part 111 is connected with the second conductive part 212 and the third conductive part 213, and when the box cover 110 is in an open state, the second conductive part 212 and the third conductive part 213 are insulated, so that the detection unit 410 detects that the electric signals of the detection circuit 310 are different in the open and closed states of the box cover 110, and can determine that the box cover 110 is in the open state or the closed state according to the electric signals detected by the detection unit 410, thereby realizing the detection of the earphone box state.

Further, the earphone box provided by the embodiment of the present disclosure can realize box cover state detection through the first conductive part 111 on the box cover and the second conductive part 212 and the third conductive part 213 on the box body, and has a simple structure, and is easy to implement, and is favorable for controlling the cost of the earphone box.

Further, as shown in fig. 2, the earphone box provided in the embodiment of the present disclosure may further include a control unit 510, where the control unit 510 is connected to the detection unit 410, and the control unit 510 receives a detection result of the detection unit 410 and determines whether the box cover 110 is covered on the box body 210 according to the detection result of the detection unit 410.

The following will describe each part of the earphone box provided by the embodiment of the present disclosure in detail:

the case 210 may be in the shape of a cuboid, sphere, hemisphere, or ellipsoid. The case 210 is provided with a first accommodating portion 215 having an opening, and the first accommodating portion 215 is used for accommodating the earphone. Since the earphones are generally two, the first receiving portion 215 includes a first earphone hole and a second earphone hole provided to the case 210.

The cover 110 is disposed at one side of the opening of the first accommodating portion 215 of the case 210, and the cover 110 may be hinged (e.g., connected via a hinge or a hinge) to the case 210. The box body 210 and the box cover 110 can be further provided with a buckle structure and a spring, the spring can be arranged on the connecting shaft, and the buckle structure is arranged at one end of the box body 210 or the box cover 110 far away from the connecting shaft. Or the box cover 110 and the box body 210 may be a split structure, for example, the box cover 110 and the box body 210 may adopt a plug-in structure, and the box cover 110 may be sleeved on the box body 210.

As shown in fig. 1, the case 210 may further include a first housing 211, and the first housing 211 is provided with a first accommodating portion 215 having an opening. The first housing portion 215 of the housing 211 has an opening on the top surface of the housing 211, the second conductive portion 212 and the third conductive portion 213 are disposed on the top surface of the first housing 211, the cover 110 is disposed on one side of the top surface of the first housing 211, and the first conductive portion 111 is disposed on the opposite side of the cover 110 from the top surface of the first housing 211. The top surface of the first housing 211 refers to a surface of the cover 110 opposite to the first housing 211 when the cover 110 is closed.

The second conductive portion 212 and the third conductive portion 213 may be mounted on the top surface of the first housing 211. For example, as shown in fig. 3, the second conductive portion 212 and the third conductive portion 213 may be attached to the top surface of the first housing 211; alternatively, as shown in fig. 4, the second conductive portion 212 and the third conductive portion 213 may be embedded in the first housing 211 and exposed to the top surface of the first housing 211. The second conductive portion 212 and the third conductive portion 213 may be metal sheets, and the metal sheets are attached to the top surface of the first housing 211. Or the second conductive part 212 and the third conductive part 213 may be metal pins embedded in the first housing 211, and tips of the metal pins are exposed to the top surface of the first housing 211.

In addition, the box cover 110 may further include a second housing 112, the first conductive part 111 may be disposed on a bottom surface of the second housing 112, and a surface of the second housing 112 opposite to the top surface of the box body 210 is a bottom surface. The position of the first conductive portion 111 may be determined according to the positions of the second conductive portion 212 and the third conductive portion 213. When the cover 110 is covered on the case 210, two ends of the first conductive part 111 are connected to the second conductive part 212 and the third conductive part 213, respectively, so as to conduct the second conductive part 212 and the third conductive part 213 when the cover 110 is closed.

When the case body 210 and the case cover 110 are connected by the connection shaft, the second conductive portion 212 and the third conductive portion 213 may be disposed at a side of the first accommodating portion 215 away from the connection shaft. Alternatively, as shown in fig. 5, the second conductive portion 212 and the third conductive portion 213 may be provided on the side of the first accommodating portion 215 close to the connecting shaft. The second conductive portion 212 and the third conductive portion 213 are disposed on the side of the first accommodating portion 215 close to the connecting shaft, and since the fingers of the user often rarely touch the area of the first accommodating portion 215 close to the connecting shaft, the erroneous determination of the state of the box cover 110 caused by the erroneous touch of the fingers can be avoided.

As shown in fig. 6, the first housing 211 is provided with a second accommodating portion 2111 and a third accommodating portion 2112 having openings, the second accommodating portion 2111 and the third accommodating portion 2112 are adjacent to each other, the second accommodating portion 2111 and the third accommodating portion 2112 have openings at the top surface of the box body 210, the second conductive portion 212 is provided in the second accommodating portion 2111, and the third conductive portion 213 is provided in the third accommodating portion 2112.

When the case body 210 and the case cover 110 are connected by the connection shaft, the second accommodating portion 2111 and the third accommodating portion 2112 may be provided at a side of the first accommodating portion 215 away from the connection shaft, or the second accommodating portion 2111 and the third accommodating portion 2112 may be provided at a side of the first accommodating portion 215 close to the connection shaft. The second accommodating portion 2111 and the third accommodating portion 2112 are disposed on one side of the first accommodating portion 215 close to the connecting shaft, and since the fingers of the user often rarely touch the area of the first accommodating portion 215 close to the connecting shaft, the erroneous determination of the state of the box cover 110 caused by the erroneous touch of the fingers can be avoided.

The second housing 112 is provided with a fourth accommodating portion 1121, when the box cover 110 is disposed on the box body 210, a projection of the fourth accommodating portion 1121 on the top surface of the first housing 211 at least covers a part of the second accommodating portion 2111 and a part of the third accommodating portion 2112, and the first conductive portion 111 is disposed on the fourth accommodating portion 1121. The fourth accommodating portion 1121 may be filled with the first conductive portion 111.

In order to ensure that the first conductive part 111 is in contact with the second conductive part 212 and the third conductive part 213 when the box cover 110 is in the closed state, the earphone box provided by the embodiment of the present disclosure may further include a first elastic part 240 and a second elastic part 250. The first elastic member 240 is provided in the second accommodating portion 2111, and the first elastic member 240 and the second conductive portion 212 are connected; the second elastic member 250 is provided in the third accommodating portion 2112, and the second elastic member 250 is connected to the third conductive portion 213.

Here, the first elastic member 240 may be a first spring, one end of which is connected to the bottom of the second accommodating portion 2111, and the other end of which is connected to the second conductive portion 212. The second elastic member 250 may be a second spring, one end of which is connected to the bottom of the third accommodating portion 2112 and the other end of which is connected to the third conductive portion 213. Of course, in practical applications, the first elastic member 240 and the second elastic member 250 may also be other elastic members, for example, the first elastic member 240 and the second elastic member 250 may be rubber pads or elastic sheets, which is not specifically limited in this disclosure.

It can be understood that, as shown in fig. 7, the earphone box provided by the embodiment of the disclosure may further include a third elastic member 130, the third elastic member 130 is disposed on the fourth accommodating portion 1121, and the third elastic member 130 is connected to the first conductive portion 111.

The third elastic member 130 may include a third spring, one end of the third spring is connected to the bottom of the fourth accommodating portion 1121, and the other end of the third spring is connected to the first conductive portion 111. Of course, in practical applications, the third elastic element 130 may also be another elastic element, for example, the third elastic element 130 may be a rubber pad or a spring, and the embodiment of the disclosure is not limited in this respect.

The first elastic member 240 and the second elastic member 250 may be disposed in the earphone box, or the third elastic member 130 may be disposed in the earphone box, or as shown in fig. 8, the first elastic member 240, the second elastic member 250 and the third elastic member 130 may be disposed in the earphone box at the same time.

In some possible embodiments of the present disclosure, the second conductive portion 212 is provided with a first accommodating portion 215 for accommodating an earphone, a top surface of the second conductive portion 212 is provided with a groove, the third conductive portion 213 is provided with a groove, an insulating layer is provided between the third conductive portion 213 and the groove, and a surface of the second conductive portion 212 where the first accommodating portion 215 is opened is a top surface. That is, the first housing may be formed by the second conductive portion 212, and the third conductive portion 213 may be provided in the second conductive portion 212 in an insulated manner.

In some possible embodiments of the present disclosure, as shown in fig. 14, the case 210 may further include an insulating layer 214, the second conductive portion 212 and the third conductive portion 213 are respectively disposed on two sides of the insulating layer 214, and the first accommodating portion 215 for accommodating the earphone is disposed on the second conductive portion 212 and the third conductive portion 213.

The second conductive portion 212 and the third conductive portion 213 may have a symmetrical structure, the second conductive portion 212 may have a half-shell structure, the third conductive portion 213 may also have a half-shell structure, the insulating layer 214 may have a U-shaped structure, and the second conductive portion 212 and the third conductive portion 213 may be connected to two sides of the U-shaped insulating layer. The second conductive part 212 is provided with a cavity for receiving an earphone, and the third conductive part 213 is provided with a cavity for receiving an earphone. Of course, in practical applications, the second conductive portion 212 and the third conductive portion 213 may also be designed asymmetrically, and the embodiment of the disclosure is not limited thereto.

The cartridge 210 may be further covered with an insulating material, for example, the outer surface of the cartridge 210 may be coated with a plastic or rubber layer, or the cartridge 210 may be sleeved with a glass shell. The electric signal in the detection circuit can be prevented from changing when a user touches the earphone box through the insulating material, so that the detection result is always detected.

In some possible embodiments of the present disclosure, the material of the box cover 110 may be a conductor, and the box cover 110 may serve as the first conductive part 111. On this basis, the outside of the box cover 110 may be further covered with an insulating material, for example, the outer surface of the box cover 110 may be coated with a plastic or rubber layer, or the box cover 110 may be sleeved with a glass shell. The electric signal in the detection circuit can be prevented from changing when a user touches the earphone box through the insulating material, so that the detection result is always detected.

When the box cover 110 and the box body 210 are hinged through a rotating shaft or the like, the joint between the box cover 110 and the box body 210 is insulated. Or, when the cover 110 and the case 210 are connected by inserting or pulling, the contact portion between the case 210 and the cover 110 is insulated, and only the second conductive portion 212 and the third conductive portion 213 can conduct electricity with the cover 110.

Sensing circuit 310 may include a power source, the poles of which may be connected to second conductive portion 212 and third conductive portion 213, respectively, forming sensing circuit 310. The power source may be a battery 610 disposed in the earphone box. The battery 610 is disposed on a side of the earphone box (bottom of the earphone box) away from the top surface, and a first guide hole extending from the power supply to the second conductive portion 212 and a second guide hole extending from the power supply to the third conductive portion 213 may be disposed in the earphone box, and the first guide hole and the second guide hole are used for installing a wire.

Further, as shown in fig. 13, the power supply may further include a voltage regulating circuit 620, the voltage regulating circuit 620 may be connected to the battery, and the voltage regulating circuit 620 is configured to regulate the voltage output by the battery to a preset value. Illustratively, the voltage regulating circuit 620 may include a voltage reducing circuit, such as a charge pump voltage reducing circuit or a BUCK circuit. The voltage reduction circuit reduces the voltage output by the battery voltage and then applies the reduced voltage to the second conductive part 212 or the third conductive part 213, so that the power consumption of the detection circuit 310 can be reduced, and the increase of the endurance of the earphone box is facilitated.

In one possible embodiment of the present disclosure, as shown in fig. 9, the detection circuit 310 may further include a first resistor R1 and a second resistor R2, wherein a first end of the first resistor R1 is connected to the power source, and a second end of the first resistor R1 is connected to the second conductive part 212. A first end of the second resistor R2 is connected to a second end of the first resistor R1, and a second end of the second resistor R2 is connected to the third conductive portion 213. The detecting unit 410 is connected to a second end of the first resistor R1.

In a possible embodiment of the present disclosure, as shown in fig. 10, the detection circuit 310 may further include a third resistor R3, a first end of the third resistor R3 is connected to the power supply, a second end of the third resistor R3 is connected to the second conductive portion 212, and the third conductive portion 213 is grounded. The sensing unit 410 is connected to a second end of the third resistor R3.

In a possible embodiment of the present disclosure, as shown in fig. 11, the detection circuit 310 may further include a fourth resistor R4, the second conductive portion 212 is connected to the power supply, the third conductive portion 213 is connected to a first end of the fourth resistor R4, and a second end of the fourth resistor R4 is grounded. The sensing unit 410 is connected to a first end of the fourth resistor R4.

In a possible embodiment of the present disclosure, as shown in fig. 12, the detection circuit 310 may further include a fifth resistor R5, a sixth resistor R6, and a seventh resistor R7, a first end of the fifth resistor R5 is connected to the power supply, a second end of the fifth resistor R5 is connected to a first end of the sixth resistor R6, a second end of the sixth resistor R6 is connected to a first end of the seventh resistor R7, and a second end of the seventh resistor R7 is grounded. The second conductive portion 212 is connected to a first end of the sixth resistor R6, and the third conductive portion 213 is connected to a second end of the sixth resistor R6. The detection unit 410 is connected to a first end of the sixth resistor R6.

The earphone box provided by the embodiment of the present disclosure may further include a switching circuit 630 and an earphone charging circuit 640, where the earphone charging circuit 640 is configured to charge the earphone 20. The switching circuit 630 connects the voltage step-down circuit 620, the second conductive part 212 (or the third conductive part 213), the battery 610, and the earphone charging circuit 640. When the switching circuit 630 is in the earphone switch state detection mode, the switching step-down circuit 620 is conducted with the second conductive part 212, when the switching circuit 630 is in the earphone charging mode, the switching step-down circuit 620 is conducted with the earphone charging circuit 640, or when the switching circuit 630 is in the earphone charging mode, the switching battery 610 is directly conducted with the earphone charging circuit 640. The voltage reduction circuit is shared in the earphone switch state detection and battery charging modes, the number of electronic devices is saved, and the cost of the earphone box is reduced.

The control unit 510 is connected to the detection unit 410, and the control unit 510 receives the detection result of the detection unit 410 and determines whether the cover 110 is covered on the case 210 according to the detection result of the detection unit 410.

The detecting unit 410 may be a voltage detecting unit 410 or a current detecting unit 410, and the detecting unit 410 is connected to the detecting circuit 310. When the earphone box is switched between the open state and the closed state, the current or the voltage at the detection point on the detection circuit 310 changes, the voltage or the current is detected by the detection unit 410, and when the current or the voltage changes are detected, the state of the earphone box is confirmed. For example, when the current of the detection circuit 310 is detected to be a first preset current, it is determined that the earphone box is in an open state; when the current of the detection circuit 310 is detected to be the second preset current, it is determined that the earphone box is in the closed state. Or, when it is detected that the voltage of the preset point of the detection circuit 310 is the first preset voltage, it is determined that the earphone box is in the open state; when the voltage of the preset point position of the detection circuit 310 is detected to be the second preset voltage, it is determined that the earphone box is in the closed state.

The earphone box provided by the embodiment of the present disclosure may further include a circuit board, and the detection circuit 310, the detection unit 410, the earphone charging circuit 640, the voltage regulating circuit 620, and the battery charging circuit may be disposed on the circuit board.

In one possible embodiment, the battery 610 may be charged to the headset 20 by wired charging. The earphone 20 may be provided with a metal contact, and the earphone case may also be provided with a metal contact at a position corresponding to the first accommodating portion 215. The battery 610 supplies power to the headset charging circuit 640, which may be connected to a metal contact through which electrical signals flow to the headset.

In another possible embodiment, the battery 610 may charge the headset 20 by wireless charging. A transmitting coil may be disposed inside the earphone case, and the transmitting coil may be disposed on an inner wall of the first receiving portion 215. The earphone may be provided with a receiving coil, and the receiving coil may be provided on a supporting portion of the earphone. The receiving coil is coupled with the transmitting coil to realize the transmission of the electric signal.

The wireless charging methods are mainly classified into magnetic coupling (or electromagnetic induction), magnetic resonance, and radio wave. Currently, the mainstream Wireless charging standards include QI standard, Power Material Alliance (PMA) standard, and Wireless Power Alliance (A4 WP). The QI standard and the PMA standard both adopt a magnetic coupling mode for wireless charging. The A4WP standard uses magnetic resonance for wireless charging.

For example, the earphone box may further include a wireless transmission driving circuit and a controller, and the wireless transmission driving circuit is connected to the controller and the transmission coil, respectively. The wireless transmitting drive circuit is used for converting the direct current output by the second power supply into high-frequency alternating current, and converting the high-frequency alternating current into an electromagnetic signal (or electromagnetic wave) through a transmitting coil or a transmitting antenna to be transmitted.

The controller may be implemented by a Micro Control Unit (MCU). The controller may be used to communicate wirelessly with the controller in the headset.

The earphone can also comprise a voltage conversion circuit, a battery, a charging channel, a controller and a charging detection circuit, wherein the voltage conversion circuit is connected with the receiving coil, and the voltage conversion circuit is used for converting an alternating current signal received by the receiving coil into a direct current signal. The charging channel is connected with the output end of the voltage conversion circuit, and the battery is connected with the charging channel.

The controller is used for communicating with the earphone box, feeding information such as the detected voltage value and/or current value on the charging channel, the residual capacity of the battery or the preset full charging time back to the earphone box, and feeding error information, transmission termination information and the like back to the earphone box; in addition, the feedback information may further include an adjustment instruction of the voltage and/or the current determined by the information such as the voltage value and/or the current value on the charging channel, the remaining capacity or the preset full-charge time.

The charging detection circuit is used for detecting a voltage value and/or a current value on the charging channel. The voltage value and/or the current value on the charging channel may refer to a voltage value and/or a current value between the voltage conversion circuit and the earphone battery, that is, an output voltage and/or an output current of the voltage conversion circuit, which is directly applied to the earphone battery to charge the earphone battery. Alternatively, the voltage value and/or the current value on the charging channel may also refer to a voltage value and/or a current value between the receiving coil and the voltage conversion circuit, i.e., an output voltage value and/or a current value of the receiving coil.

The battery in the cartridge 210 may be charged by an external power source, such as wired charging or wireless charging. The bottom of box body 210 can be located to earphone box's battery, can set up the interface that charges in the bottom of box body 210. The charging interface can be a USB interface, a Type-c interface or a Micro-USB interface, and the like, and the interface can be used for being connected with an adapter. Or the battery of the earphone box can be charged in a wireless charging mode, and a wireless charging base can be arranged at the bottom of the earphone box. The wireless charging of the earphone box may be similar to the wireless charging structure of the earphone.

The control unit 510 may be a processor or a microprocessor, the control unit 510 is connected to the detection unit 410, after the first conductive part 111 conducts the second conductive part 212 and the third conductive part 213, the detection unit 410 detects a change of an electrical signal (voltage or current) of the detection circuit 310 and transmits a detection result to the control unit 510, and the control unit 510 determines that the earphone box is in a closed state or an open state according to the detection result.

The earphone box may further include an indication unit such as an indicator light or a voice prompt, etc. The indication unit may be disposed on the case body 210 or the case cover 110, and the indication unit is connected to the controller, and is used to indicate whether there is an earphone in the earphone case, whether there is a fault in the earphone case, and the like. For example, the indicator light shows green after the earphone is put into the box, the indicator light shows blue when the earphone is not in the box, and the indicator light shows red when the earphone box breaks down.

The earphone box provided by the embodiment of the disclosure includes a box body 210 and a box cover 110, a first conductive part 111 is arranged on the box cover 110, a second conductive part 212 and a third conductive part 213 are arranged on the box body 210, when the box cover 110 is arranged on the box body 210, the first conductive part 111 is connected with the second conductive part 212 and the third conductive part 213, and when the box cover 110 is in an open state, the second conductive part 212 and the third conductive part 213 are insulated, so that the detection unit 410 detects that the electrical signals of the detection circuit 310 are different in the open and closed states of the box cover 110, and can determine that the box cover 110 is in the open state or the closed state according to the electrical signals detected by the detection unit 410, thereby realizing the detection of the earphone box state. And the cost is low, which is beneficial to reducing the cost of the earphone box.

The exemplary embodiment of the present disclosure further provides a headphone box assembly, as shown in fig. 15, the headphone box assembly includes the headphone box 10 and the headphones 20, and the headphones 20 are accommodated in the headphone box 10.

The earphone box 10 includes: the detection device comprises a box cover 110, a box body 210, a detection circuit 310 and a detection unit 410, wherein a first conductive part 111 is arranged on the box cover 110; the case body 210 is provided with a second conductive part 212 and a third conductive part 213, the third conductive part 213 and the second conductive part 212 are insulated, the case cover 110 can be covered on the case body 210, and when the case cover 110 is covered on the case body 210, the first conductive part 111 is connected with the second conductive part 212 and the third conductive part 213; the detection circuit 310 is connected to the second conductive part 212 and the third conductive part 213; the detecting unit 410 is connected to the detecting circuit 310, and the detecting unit 410 is used for detecting the electrical signal of the detecting circuit 310.

The case 210 is provided with a first accommodating portion 215 having an opening, and the first accommodating portion 215 is used for accommodating the earphone. Since the earphones are generally two, the first receiving portion 215 includes a first earphone hole and a second earphone hole provided to the case 210. An earphone is respectively arranged in the first earphone hole and the second earphone hole.

The headset 20 may include earplugs and a support portion that is connected to the earplugs. An electro-acoustic assembly may be disposed within the ear bud and may include a diaphragm and an excitation circuit, the excitation circuit being connectable to a battery in the ear piece, the ear piece battery providing power to the excitation circuit.

The earphone 20 is a bluetooth earphone, a bluetooth communication unit is arranged in the earphone 20, the bluetooth communication unit is connected with the excitation circuit, and the bluetooth communication unit is used for receiving control signals from electronic equipment matched with the bluetooth communication unit. The Bluetooth communication unit transmits the control signal to the excitation circuit, the excitation circuit generates an excitation signal according to the control signal, and the excitation signal excites the diaphragm to generate a sound signal.

The earplug also comprises an earplug shell, a plurality of through holes can be formed in the earplug shell, the through holes are opposite to the vibrating diaphragm, and sound generated by vibration of the vibrating diaphragm is transmitted to the outside of the earplug through the through holes. The support portion has a support shell that may be integrally formed with the earbud shell. The casing has a hollow cavity inside, and the battery of the earphone can be arranged in the hollow cavity.

The earphone box assembly provided by the embodiment of the present disclosure includes an earphone box 10 and an earphone 20, the earphone box 10 includes a box body 210 and a box cover 110, a first conductive part 111 is disposed on the box cover 110, a second conductive part 212 and a third conductive part 213 are disposed on the box body 210, when the box cover 110 is disposed on the box body 210, the first conductive part 111 connects the second conductive part 212 and the third conductive part 213, and when the box cover 110 is in an open state, the second conductive part 212 and the third conductive part 213 are insulated, so that the detection unit 410 detects that the electrical signals of the detection circuit 310 are different in the open and closed states of the box cover 110, and can determine that the box cover 110 is in the open state or the closed state according to the electrical signals detected by the detection unit 410, thereby realizing detection of the state of. And facilitates cost control of the earphone case.

The exemplary embodiment of the present disclosure also provides a decap detecting assembly, including: the detection device comprises a first shell 211, a second shell 112, a detection circuit 310 and a detection unit 410, wherein a first conductive part 111 is arranged on the second shell 112; a second conductive part 212 and a third conductive part 213 are provided on the second housing 211, the second conductive part 212 and the third conductive part 213 are insulated, the second housing 112 can be covered on the first housing 211, and when the second housing cover 112 is provided on the second housing 211, the first conductive part 111 connects the second conductive part 212 and the third conductive part 213; the detection circuit 310 is connected to the second conductive part 212 and the third conductive part 213; the detecting unit 410 is connected to the detecting circuit 310, and the detecting unit 410 is used for detecting the electrical signal of the detecting circuit 310.

The first housing 211 and the second housing 112 may form a receiving case that may be used to receive an electronic device such as an earphone, smart glasses, and a hearing aid that requires in-case charging.

According to the cover opening detection assembly provided by the embodiment of the disclosure, the first conductive part 111 is arranged on the second housing 112, the second conductive part 212 and the third conductive part 213 are arranged on the first housing 211, when the second housing 112 is covered on the first housing 211, the first conductive part 111 connects the second conductive part 212 and the third conductive part 213, and when the second housing 112 is in an open state, the second conductive part 212 and the third conductive part 213 are insulated, so that the detection unit 410 detects that the electrical signals of the detection circuit 310 are different in the open and closed states of the second housing 112, and can determine that the second housing 112 is in the open state or the closed state according to the electrical signals detected by the detection unit 410, thereby realizing the detection of the storage box state.

The second conductive portion 212 and the third conductive portion 213 may be mounted on the top surface of the first housing 211, and when closed, the opposite surface of the first housing 211 and the second housing 112 is the top surface. For example, as shown in fig. 3, the second conductive portion 212 and the third conductive portion 213 may be attached to the top surface of the first housing 211; alternatively, as shown in fig. 4, the second conductive portion 212 and the third conductive portion 213 may be embedded in the first housing 211 and exposed to the top surface of the first housing 211. The second conductive portion 212 and the third conductive portion 213 may be metal sheets, and the metal sheets are attached to the top surface of the first housing 211. Or the second conductive part 212 and the third conductive part 213 may be metal pins embedded in the first housing 211, and tips of the metal pins are exposed to the top surface of the first housing 211.

In addition, the first conductive part 111 may be disposed on the bottom surface of the second casing 112, and the surface of the second casing 112 opposite to the top surface of the case 210 is the bottom surface. The position of the first conductive portion 111 may be determined according to the positions of the second conductive portion 212 and the third conductive portion 213. When the cover 110 is covered on the case 210, two ends of the first conductive part 111 are connected to the second conductive part 212 and the third conductive part 213, respectively, so as to conduct the second conductive part 212 and the third conductive part 213 when the cover 110 is closed.

The first housing 211 is provided with a second accommodating portion 2111 and a third accommodating portion 2112 having openings, the second accommodating portion 2111 and the third accommodating portion 2112 being adjacent to each other, and the second accommodating portion 2111 and the third accommodating portion 2112 having openings at the top surface of the box body 210, the second conductive portion 212 being provided in the second accommodating portion 2111, and the third conductive portion 213 being provided in the third accommodating portion 2112.

The second housing 112 is provided with a fourth accommodating portion 1121, when the second housing 112 is covered on the first housing 211, a projection of the fourth accommodating portion 1121 on the top surface of the first housing 211 at least covers a part of the second accommodating portion 2111 and a part of the third accommodating portion 2112, and the first conductive portion 111 is provided on the fourth accommodating portion 1121. The fourth accommodating portion 1121 may be filled with the first conductive portion 111.

In order to ensure that the first conductive part 111 and the second conductive part 212 and the third conductive part 213 are in contact when the second housing 112 is in the closed state, the open cover detection assembly provided by the embodiment of the present disclosure may further include a first elastic part 240 and a second elastic part 250. The first elastic member 240 is provided in the second accommodating portion 2111, and the first elastic member 240 and the second conductive portion 212 are connected; the second elastic member 250 is provided in the third accommodating portion 2112, and the second elastic member 250 is connected to the third conductive portion 213.

It is understood that the open cover detection assembly provided by the embodiment of the present disclosure may further include a third elastic member 130, the third elastic member 130 is disposed on the fourth accommodating portion 1121, and the third elastic member 130 is connected to the first conductive portion 111.

The first elastic member 240 and the second elastic member 250 may be provided in the open cover sensing assembly, or the third elastic member 130 may be provided in the open cover sensing assembly, or as shown in fig. 8, the first elastic member 240, the second elastic member 250, and the third elastic member 130 may be provided in the open cover sensing assembly at the same time.

Further, the power supply may further include a voltage regulating circuit 620, the voltage regulating circuit 620 may be connected to the battery, and the voltage regulating circuit 620 is configured to regulate the voltage output by the battery to a preset value. Illustratively, the voltage regulating circuit 620 may include a voltage reducing circuit, such as a charge pump voltage reducing circuit or a BUCK circuit. The voltage reduction circuit reduces the voltage output by the battery voltage and then applies the reduced voltage to the second conductive part 212 or the third conductive part 213, so that the power consumption of the detection circuit 310 can be reduced, and the increase of the endurance of the earphone box is facilitated.

The control unit 510 is connected to the detection unit 410, and the control unit 510 receives the detection result of the detection unit 410 and determines whether the second housing 112 is covered on the first housing 211 according to the detection result of the detection unit 410.

The detecting unit 410 may be a voltage detecting unit 410 or a current detecting unit 410, and the detecting unit 410 is connected to the detecting circuit 310. When the storage box is switched between the open state and the closed state, the current or voltage at the detection point on the detection circuit 310 changes, the voltage or current is detected by the detection unit 410, and when the current or voltage change is detected, the state of the earphone box is confirmed. For example, when the current of the detection circuit 310 is detected to be the first preset current, it is determined that the storage box is in the open state; when the current of the detection circuit 310 is detected to be the second preset current, the storage box is confirmed to be in the closed state. Or when the voltage of the preset point of the detection circuit 310 is detected to be the first preset voltage, the storage box is confirmed to be in the open state; when the voltage of the preset point position of the detection circuit 310 is detected to be the second preset voltage, the storage box is confirmed to be in the closed state.

The exemplary embodiment of this disclosure still provides a box subassembly, and box subassembly includes uncap determine module, and uncap determine module includes: the detection device comprises a first shell 211, a second shell 112, a detection circuit 310 and a detection unit 410, wherein a first conductive part 111 is arranged on the second shell 112; a second conductive part 212 and a third conductive part 213 are provided on the second housing 211, the second conductive part 212 and the third conductive part 213 are insulated, the second housing 112 can be covered on the first housing 211, and when the second housing cover 112 is provided on the second housing 211, the first conductive part 111 connects the second conductive part 212 and the third conductive part 213; the detection circuit 310 is connected to the second conductive part 212 and the third conductive part 213; the detecting unit 410 is connected to the detecting circuit 310, and the detecting unit 410 is used for detecting the electrical signal of the detecting circuit 310.

It should be noted that, each part of the uncovering detection assembly has been described in detail in the uncovering detection assembly, and for specific reference, the above-mentioned embodiment of the uncovering detection assembly is not repeated herein.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

Claims

1. An earphone box, comprising:

a box cover including a first conductive portion;

2. The headset case of claim 1, wherein the case further comprises:

the earphone comprises a first shell, wherein a first accommodating part used for accommodating an earphone is arranged on the first shell, the second conducting part and the third conducting part are arranged on the top surface of the first shell, one surface of the first shell where an opening of the first accommodating part is located is a top surface, and the box cover is arranged on one side of the top surface of the first shell.

3. The earphone box of claim 2, wherein the first housing has a second receptacle and a third receptacle with openings, the second receptacle and the third receptacle being adjacent to each other and having openings at a top surface of the first housing, the second conductive portion being disposed in the second receptacle, and the third conductive portion being disposed in the third receptacle.

4. The headset case of claim 3, wherein the headset case further comprises:

a first elastic member provided in the second accommodating portion and connected to the second conductive portion;

and a second elastic member provided in the third accommodating portion and connected to the third conductive portion.

5. The earphone case of claim 2, wherein the case cover further comprises:

when the box cover is arranged on the box body, the projection area of the fourth accommodating part on the top surface of the first shell at least covers a part of the second accommodating part and a part of the third accommodating part.

6. The headset case of claim 5, wherein the headset case further comprises:

and a third elastic member provided in the fourth accommodating portion and connected to the first conductive portion.

7. The earphone box of claim 1, wherein the second conductive portion has a first receiving portion for receiving an earphone, a groove is formed on a top surface of the second conductive portion, the third conductive portion is disposed in the groove, an insulating layer is disposed between the third conductive portion and the groove, and a top surface of the second conductive portion is a surface of the first receiving portion where the opening is formed.

8. The headset case of claim 1, wherein the case further comprises:

the second conductive part and the third conductive part are respectively arranged on two sides of the insulating layer, and a first accommodating part for accommodating the earphone is arranged on the second conductive part and the third conductive part.

9. The earphone box of claim 1, wherein the material of the box cover is a conductor, and the box cover forms the first conductive portion.

10. The headset case of claim 1, wherein the headset case further comprises:

and the control unit is connected with the detection unit, receives the detection result of the detection unit and determines whether the box cover is covered on the box body according to the detection result of the detection unit.

11. An earphone box assembly, comprising:

the headset case of any of claims 1-10;

the earphone is contained in the earphone box.

12. An uncap detection assembly, comprising:

a second housing provided with a first conductive portion;

the first shell is capable of being covered on the second shell, and when the first shell is covered on the second shell, the first conducting part is connected with the second conducting part and the third conducting part;

13. A cartridge assembly, characterized in that the cartridge assembly includes an uncap detection assembly, the uncap detection assembly includes:

a second housing provided with a first conductive portion;