CN209845227U - Microphone battery compartment and microphone - Google Patents

Abstract

The utility model discloses a microphone battery compartment and a microphone, which comprises a compartment body and a battery bracket, wherein an input end anode and an input end cathode for supplying power to the microphone are arranged in the compartment body of the compartment body; the battery bracket comprises an output end anode, an output end cathode and more than two power supply modules which are mutually connected in series or in parallel between the output end anode and the output end cathode, wherein each power supply module comprises an anode end and a cathode end; the battery support is detachably arranged in the cavity, the anode of the output end is electrically connected with the anode of the input end in a contact way, and the cathode of the output end is electrically connected with the cathode of the input end in a contact way; after the battery bracket is detached and separated from the cavity, a battery accommodating space which can be matched with and provided with a rechargeable battery is formed between the positive electrode of the input end and the negative electrode of the input end; the microphone is powered by two different modes of adopting a disposable battery or adopting a rechargeable battery, so that the practicability and convenience of the microphone are greatly improved.

Description

Microphone battery compartment and microphone

Technical Field

The utility model relates to a microphone field, in particular to microphone battery compartment and microphone.

Background

The microphones in the market are basically independent charging type microphones or independent disposable battery type microphones installed in the microphones, and the independent charging type microphones cannot be used under the condition that a rechargeable power supply is not available; the disposable battery type microphone with the built-in disposable battery loses the electrical property after being used for a period of time, and people often forget to replace a new disposable battery and can not use the microphone, so that great inconvenience is brought to daily use.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, an object of the present invention is to provide a microphone battery compartment and a microphone, which can be used to place a rechargeable battery or a disposable battery assembled by a battery holder inside the microphone, and can be used to charge the microphone or install the disposable battery, so as to realize the power supply of multiple modes for the microphone, and the use is convenient.

The utility model provides a technical scheme that its problem adopted is:

according to the utility model discloses an aspect provides a microphone battery compartment, include:

the microphone comprises a bin body, wherein the bin body comprises a cavity, a power input end for supplying power to a microphone is arranged in the cavity, and the power input end comprises an input end anode and an input end cathode;

the battery support comprises an output end anode and an output end cathode, and also comprises more than two power supply modules which are connected in series or in parallel between the output end anode and the output end cathode, wherein each power supply module comprises a battery inner cavity for placing a disposable battery and an anode end and a cathode end which are electrically connected with the disposable battery; the battery support is detachably arranged in the cavity, the positive electrode of the output end is electrically connected with the positive electrode of the input end in a contact way, and the negative electrode of the output end is electrically connected with the negative electrode of the input end in a contact way;

when the battery support is detached and separated from the cavity, a battery accommodating space which can be matched with and used for installing the rechargeable battery is formed between the positive electrode of the input end and the negative electrode of the input end.

Through the disposable battery that installation rechargeable battery or installation assembled by battery holder in the cavity in microphone battery compartment, realize the power supply to two kinds of different modes of microphone, use convenient and fast, the practicality is higher.

Further, still including the interface and the control circuit that charges that charge, the interface that charges charge control circuit with power input end connects gradually and constitutes the charging circuit, the interface that charges sets up on the surface of the storehouse body. The charging interface ensures that the rechargeable battery can uninterruptedly supply power to the microphone for a long time, the microphone can work for a long time, and in addition, a user does not need to take the rechargeable battery out of the microphone, the rechargeable battery can be directly charged, and the convenience is improved.

Further, a switch circuit is arranged on the charging loop and comprises a switch used for controlling the on-off of the switch circuit, and the switch is arranged on the bin body. The arrangement of the switch circuit ensures the safety when the microphone is used.

Further, the switch is in tandem connection with the normally closed trigger switch on the charging circuit, the normally closed trigger switch is arranged on the inner wall of the cavity and avoids the battery accommodating space, and the normally closed trigger switch is in butt joint with the battery support. Therefore, when the battery support is placed in the cavity and the charging interface is connected with the external power supply, the external power supply cannot charge the battery support, and safety is guaranteed.

Furthermore, two ends of the cavity along the length direction of the microphone are respectively provided with a convex mounting groove, and the input end anode and the input end cathode are respectively arranged in the two mounting grooves. The mounting groove can play firm effect to the positive pole of input and input negative pole.

Further, battery holder along microphone length direction's both ends respectively be provided with mounting groove assorted concave position, output positive pole and output negative pole set up respectively in concave position in, battery holder install in behind the cavity, the mounting groove is arranged in concave position in, the output positive pole in the concave position of battery holder one end contacts the electricity with the input positive pole that corresponds in the mounting groove and is connected, the output negative pole in the concave position of battery holder other end is connected with the input negative pole contact electricity that corresponds in the mounting groove. The concave position enables the battery support to be placed in the cavity body and can be stably installed in the cavity body by avoiding the installation groove.

The battery support further comprises a front end cover and a rear end cover, wherein the negative electrode of the output end is arranged at the outer end of the front end cover, the positive electrode of the output end is arranged at the outer end of the rear end cover, the positive end and the negative end are respectively arranged at the inner end of the front end cover or the inner end of the rear end cover, the battery support further comprises two V-shaped connecting pieces for connecting the front end cover and the rear end cover, and the two V-shaped connecting pieces, the inner end of the front end cover and the inner end of the rear end cover form two power supply modules which are arranged side by side; one of the two V-shaped connecting sheets is provided with a lead groove for connecting the two power supply modules in series. The arrangement of the front end cover and the rear end cover can ensure that the disposable batteries can be well protected, and the two V-shaped connecting sheets can stably install the two disposable batteries in the battery bracket.

Further, the battery cover plate is used for sealing the cavity; the inner wall of the cavity is provided with a jack, one end of the battery cover plate is provided with a cutting corresponding to the jack, and the cutting is provided with a fixture block for preventing the cutting from being separated from the jack; the inner side surface of the battery cover plate is provided with a first cambered surface used for matching the shape of the outer surface of the rechargeable battery, and the cavity is provided with a second cambered surface corresponding to the first cambered surface. The combination of the jacks, the inserting strips and the clamping blocks can ensure that the battery cover plate is not separated from the cavity all the time, thereby preventing the battery cover plate from being lost due to carelessness; the first cambered surface and the second cambered surface enable the rechargeable battery to be installed in the cavity more firmly.

Furthermore, the battery accommodating space is matched with a 18650 rechargeable lithium battery. The 18650 type rechargeable lithium battery has the advantages of high safety performance, high temperature resistance, no toxicity, no pollution and the like, and can improve the practicability when being installed in a cavity of a microphone.

According to a second aspect of the present invention, there is provided a microphone, comprising any one of the above-mentioned microphone battery compartment. The microphone is powered by multiple power supply modes, so that the practicability and convenience of the microphone are greatly improved.

The utility model has the advantages that: the microphone battery bin is internally provided with a rechargeable battery or a disposable battery assembled by a battery bracket in a detachable way, so that the microphone can be powered in various ways; in addition, when the power of the rechargeable battery is used up, the charging operation of the external power supply to the rechargeable battery can be realized by closing a normally closed trigger switch on the charging loop, so that the normal work of the microphone is ensured; the microphone is powered by multiple power supply modes, so that the practicability and convenience of the microphone are greatly improved.

Drawings

The invention is further described with reference to the following figures and examples.

Fig. 1 is a schematic structural diagram of a microphone battery compartment of the present invention;

fig. 2 is a schematic structural diagram of a microphone battery compartment of the present invention;

fig. 3 is a schematic structural view of the microphone case of the present invention with a battery holder;

fig. 4 is a schematic structural view of the microphone case of the present invention with a battery holder;

fig. 5 is a schematic structural view of the microphone case of the present invention with a rechargeable battery;

fig. 6 is a cross-sectional view of the present invention;

fig. 7 is a sectional view of the utility model of a battery holder mounted on the cyclone bin body;

fig. 8 is a simple circuit diagram of the charging circuit of the present invention;

fig. 9 is a simple circuit diagram of the microphone of the present invention.

Detailed Description

The utility model provides a microphone battery compartment and microphone, it is following right the embodiment of the utility model provides a microphone battery compartment and microphone introduce.

Referring to fig. 1, 2 and 4, an embodiment of the present invention provides a microphone battery compartment, including:

the microphone comprises a bin body 8, wherein the bin body 8 comprises a cavity 100, a power input end for supplying power to the microphone is arranged in the cavity 100, and the power input end comprises an input end anode 111 and an input end cathode 112;

the battery support 200 comprises an output end anode 210 and an output end cathode 220, the battery support 200 further comprises more than two power supply modules 230 which are mutually connected in series between the output end anode 210 and the output end cathode 220, and each power supply module 230 comprises a battery inner cavity 231 for placing a disposable battery and an anode end 232 and a cathode end 233 which are electrically connected with the disposable battery; the battery bracket 200 is detachably mounted in the cavity 100, the output end anode 210 is electrically connected with the input end anode 111 in a contact manner, and the output end cathode 220 is electrically connected with the input end cathode 112 in a contact manner;

when the battery holder 200 is detached from the cavity 100, a battery accommodating space 120 is formed between the input end positive electrode 111 and the input end negative electrode 112, and the rechargeable battery 700 can be fittingly installed in the battery accommodating space.

In the embodiment, two different ways of supplying power to the microphone can be realized by installing the rechargeable battery 700 in the cavity 100 of the microphone battery chamber or installing the disposable battery assembled by the battery bracket 200; when the rechargeable battery 700 is placed in the cavity 100, the positive electrode of the rechargeable battery 700 is in contact and electrical connection with the positive electrode 111 of the input end of the cavity 100, and the negative electrode of the rechargeable battery 700 is in contact and electrical connection with the negative electrode 112 of the input end of the cavity 100, so that the power supply of the rechargeable battery 700 to the microphone is realized; when the battery holder 200 assembled with the disposable battery is placed in the cavity 100, the positive electrode of the disposable battery is in contact electrical connection with the positive electrode end 232 in the power supply module 230, and the negative electrode of the disposable battery is in contact electrical connection with the negative electrode end 233 in the power supply module 230, so that the battery holder 200 assembled with the disposable battery forms a power supply source, wherein the positive electrode 210 at the output end of the battery holder 200 is in contact electrical connection with the positive electrode 111 at the input end of the cavity 100, and the negative electrode 220 at the output end of the battery holder 200 is in contact electrical connection with the negative electrode 112 at the input end of the cavity 100, thereby realizing the power supply operation of the microphone; therefore, the microphone can be powered according to different requirements, and when the microphone is powered by the battery bracket 200 assembled by the disposable battery, the disposable battery can be purchased everywhere, so that the microphone is convenient and quick to use; when the disposable battery is used but cannot be purchased in time, the rechargeable battery 700 can be used for supplying power to the microphone, and the rechargeable battery 700 can be circularly charged by an external power supply, so that the disposable microphone is high in practicability and environment-friendly.

Referring to fig. 1 and 2, in the present embodiment, since the battery holder 200 needs to occupy a larger volume than the rechargeable battery 700, the cavity 100 needs to have a sufficient space to accommodate the battery holder 200, in other words, after the rechargeable battery 700 is placed in the cavity 100, the rechargeable battery 700 does not fill the whole cavity 100, and there is an extra surplus space, the battery accommodating space 120 is a space occupied by the rechargeable battery 700 placed in the cavity 100, and the input end positive electrode 111 and the input end negative electrode 112 are located in the battery accommodating space 120, that is, the input end positive electrode 111 and the input end negative electrode 112 form the battery accommodating space 120, in addition, referring to fig. 1, the battery accommodating space 120 in the present embodiment also includes an inner cavity wall, and thus, the input end positive electrode 111 may also be considered as the input end positive electrode 111, The negative electrode 112 at the input end and the inner wall part of the inner cavity form the battery accommodating space 120, and the volume of the battery accommodating space 120 is smaller than the space volume of the cavity 100.

Referring to fig. 8, in the present embodiment, the power supply module 230 is connected in series between the output terminal anode 210 and the output terminal cathode 220.

In addition, in another embodiment, the power supply module 230 may also be connected in parallel between the output terminal positive pole 210 and the output terminal negative pole 220.

Further, based on the above-mentioned embodiment, refer to fig. 3 and 8, another embodiment of the present invention further provides a microphone battery compartment, wherein, still include interface 300 and the control circuit 400 that charges charge, charge interface 300 charge control circuit 400 with power input end connects gradually and constitutes charging circuit 9, the interface 300 that charges sets up on the surface of storehouse body 8.

In this embodiment, the charging interface 300 capable of accessing an external power source is disposed on the outer surface of the microphone body 8, when the rechargeable battery 700 is placed in the cavity 100, the charging interface 300, the charging control circuit 400 and the power input end are sequentially connected to form the charging circuit 9, which can charge the rechargeable battery 700 in the cavity 100, so as to ensure that the rechargeable battery 700 can uninterruptedly supply power to the microphone for a long time, and ensure that the microphone can work for a long time.

Preferably, based on the above embodiment, referring to fig. 3, another embodiment of the present invention further provides a microphone battery chamber, wherein the charging interface 300 is disposed at the end of the chamber body 8.

In this embodiment, when the charging interface 300 is disposed at the end of the cabin 8, the microphone can be charged by the external power source. The charging interface 300 and the cavity 100 are arranged along the length direction of the microphone, so that the space configuration of a power supply and a circuit in the microphone is optimal, and the volume of the microphone can be effectively reduced.

In this embodiment, the charging interface 300 is a 5V USB interface, and other charging interfaces, such as a microsub interface, a lightning interface, and other charging interfaces for electronic devices, may be selected as needed, or may be a dedicated circular hole-shaped or other-shaped interface.

Further, based on the above-mentioned embodiment, referring to fig. 8, another embodiment of the present invention further provides a microphone battery compartment, wherein the charging circuit 9 is provided with a switch circuit 500, the switch circuit 500 includes a switch 510 for controlling the on-off of the switch circuit 500, and the switch 510 is disposed on the cabin body 8.

In the present embodiment, whether to perform the charging operation on the rechargeable battery 700 can be controlled by the switch 510 on the charging circuit 9; when the switch 510 is closed and the external power source is connected, the charging circuit 9 forms a complete closed circuit, and the charging operation of the rechargeable battery 700 is performed.

Preferably, based on the above embodiment, referring to fig. 1, another embodiment of the present invention further provides a microphone battery compartment, wherein an indicator lamp 410 for displaying the charging state is further disposed in the charging control circuit 400, and the indicator lamp 410 is disposed on the outer surface of the compartment body 8.

In this embodiment, when the switch 510 on the charging circuit 9 is closed and the external power source is connected to make the rechargeable battery 700 in the charging state, the indicator lamp 410 on the outer surface of the bin 8 will light up to remind the microphone that the microphone is connected to the external power source and in the charging state, so as to better improve the practicability of the microphone.

Further, referring to fig. 1, fig. 7 and fig. 8, based on the above embodiment, another embodiment of the present invention further provides a microphone battery compartment, wherein the switch 510 is a normally closed trigger switch 511 connected in series to the charging loop 9, the normally closed trigger switch 511 is disposed on the inner wall of the cavity 100 and avoids the battery accommodating space 120, and the normally closed trigger switch 511 is abutted to the battery support 200.

In the embodiment, since the normally closed trigger switch 511 is disposed on the inner wall of the cavity 100 and is located away from the battery accommodating space 120, when the rechargeable battery 700 is placed in the cavity 100, the normally closed trigger switch 511 is not in contact with the rechargeable battery 700, so that the normally closed trigger switch 511 is always in a closed state in the charging circuit 9, and the whole charging circuit 9 is in a closed charging state, and at this time, the microphone can be charged by accessing an external power supply. Referring to fig. 7, since the normally closed trigger switch 511 abuts against the battery holder 200, when the battery holder 200 equipped with the disposable battery is placed in the cavity 100 of the microphone, the battery holder 200 will press the normally closed trigger switch 511 into the cabin 8 of the microphone, so that the normally closed trigger switch 511 is in an off state in the charging circuit 9, and at this time, even if the charging interface 300 is connected to an external power supply, the microphone will not be charged, thereby ensuring the safety of the microphone.

In addition, the switch circuit 500 may also be composed of a relay and a trigger button, the trigger button is disposed on the inner wall of the cavity 100 and abutted against the battery holder 200, so when the battery holder 200 with the disposable battery is placed in the cavity 100 of the microphone, the battery holder 200 triggers the trigger button, the trigger button sends a trigger signal to turn off the charging circuit 9 by the relay, and at this time, even if the charging interface 300 is connected to an external power supply, the microphone is not charged, so that the safety of the microphone is ensured. The trigger signal can be directly transmitted to the relay, and can also be processed by the control chip to control the relay.

Further, based on the above-mentioned embodiment, referring to fig. 1 and fig. 6, another embodiment of the present invention further provides a microphone battery compartment, wherein the cavity 100 is respectively provided with a convex mounting groove 130 along both ends of the microphone length direction, and the input terminal anode 111 and the input terminal cathode 112 are respectively disposed in the two mounting grooves 130. The arrangement of the input positive pole 111 and the input negative pole 112 along the length of the microphone is consistent with the design of most rechargeable batteries 700.

In this embodiment, the mounting groove 130 can respectively compress the input end positive electrode 111 and the input end negative electrode 112, so that the input end positive electrode and the input end negative electrode are not easy to fall off and shift, and the normal power on of the microphone is ensured.

In addition, the input end positive electrode 111 and the input end negative electrode 112 may also be arranged side by side along the width direction of the microphone, that is, arranged side by side at one end of the cavity 100 along the length direction of the microphone, for example, to fit a 9V square battery.

Further, based on the above-mentioned embodiment, refer to fig. 1 and 2, another embodiment of the present invention further provides a microphone battery compartment, wherein, the battery holder 200 respectively is provided with along the both ends of microphone length direction with mounting groove 130 assorted concave 240, output end positive pole 210 and output end negative pole 220 set up respectively in concave 240 in, battery holder 200 install in behind cavity 100, mounting groove 130 arrange in concave 240 in, the output end positive pole 210 in the concave 240 of battery holder 200 one end is connected with the anodal 111 contact electricity of input end in corresponding mounting groove 130, the output end negative pole 220 in the concave 240 of battery holder 200 other end is connected with the input end negative pole 112 contact electricity in corresponding mounting groove 130.

In this embodiment, the concave 240 at the two ends of the battery support 200 enables the battery support 200 to be placed in the cavity 100 while avoiding the mounting groove 130 so as to be smoothly installed in the cavity 100, and simultaneously, the output end anode 210 and the output end cathode 220 are respectively arranged in the concave 240, so that the output end anode 210 just abuts against the input end anode 111 to realize electric connection, and the output end cathode 220 just abuts against the input end cathode 112 to realize electric connection.

Further, based on the above embodiment, referring to fig. 1 and fig. 2, another embodiment of the present invention further provides a microphone battery compartment, wherein the battery holder 200 further includes a front end cover 250 and a rear end cover 260, the output end cathode 220 is disposed at the outer end of the front end cover 250, the output end anode 210 is disposed at the outer end of the rear end cover 260, the anode 232 and the cathode 233 are respectively disposed at the inner end of the front end cover 250 or the inner end of the rear end cover 260, and further includes two V-shaped connecting pieces 270 connecting the front end cover 250 and the rear end cover 260, and the two V-shaped connecting pieces 270, the inner end of the front end cover 250 and the inner end of the rear end cover 260 form two power supply modules 230 disposed side by side; one of the two V-shaped connecting pieces 270 is provided with a lead groove 271 for connecting the two power supply modules 230 in series.

In the embodiment, the arrangement of the front end cap 250 and the rear end cap 260 can provide a better protection effect for the disposable battery, and simultaneously, the battery holder 200 can be more easily and conveniently placed into the cavity 100 by hand operation; the two V-shaped connecting sheets 270 are completely consistent in shape and size, are arranged side by side in an axisymmetric manner to form two power supply modules 230 arranged side by side, so that two disposable batteries can be stably installed in the battery bracket 200, stable power supply to the microphone is realized, and meanwhile, materials are saved to the maximum extent, so that the production cost is reduced; the lead groove 271 on one of the V-shaped connecting pieces 270 can conceivably place an electric wire for connecting the two power supply modules 230 in series, thereby saving space.

Preferably, based on the above embodiment, referring to fig. 1 and 2, another embodiment of the present invention further provides a microphone battery compartment, wherein the front end cap 250 and the rear end cap 260 are respectively provided with the concave portion 240, and convex portions 280 are formed on two sides of the concave portion 240, and an outer end surface of one of the convex portions 280 faces the normally-closed trigger switch 511.

In the embodiment, since the outer end surface of one of the protrusions 280 faces the normally closed trigger switch 511, when the battery holder 200 is installed in the cavity 100, the outer end surface of one of the protrusions 280 can press against the normally closed trigger switch 511, so that the normally closed trigger switch 511 is in an open state in the charging circuit 9, and even if the charging interface 300 is connected to an external power supply, the microphone is not charged, thereby ensuring the safety.

Further, based on the above embodiments, referring to fig. 1 and fig. 6, another embodiment of the present invention further provides a microphone battery compartment, wherein the microphone battery compartment further includes a battery cover plate 600 for sealing the cavity 100; the inner wall of the cavity 100 is provided with a jack 140, one end of the battery cover plate 600 is provided with a slip 610 corresponding to the jack 140, and the slip 610 is provided with a fixture block 611 for preventing the slip 610 from separating from the jack 140; the inner side surface of the battery cover plate 600 is provided with a first arc surface 620 for matching the shape of the outer surface of the rechargeable battery 700, and the cavity 100 is provided with a second arc surface 150 corresponding to the first arc surface 620.

In the present embodiment, the battery cover 600 is provided to enable the rechargeable battery 700 to be stably mounted in the cavity 100 without displacement; the combination of the insertion hole 140, the insertion strip 610 and the fixture block 611 enables the battery cover plate 600 not to be separated from the cavity 100 all the time, and prevents the battery cover plate 600 from being lost due to carelessness; meanwhile, the first arc surface 620 of the battery cover plate 600 is matched with the outer surface of the rechargeable battery 700 in shape, and the second arc surface 150 on the cavity 100 is matched with the first arc surface 620 of the battery cover plate 600, so that the rechargeable battery 700 is more firmly installed in the cavity 100, and the normal use of the microphone is ensured.

Preferably, based on the above embodiment, referring to fig. 2, another embodiment of the present invention further provides a microphone battery compartment, wherein the battery cover plate 600 is provided with a convex clamping portion 630 at the other end opposite to the insertion strip 610, and the cavity 100 is provided with a detent 160 corresponding to the clamping portion 630 at the other end opposite to the insertion hole 140; the other end of the cavity 100 opposite to the insertion hole 140 is provided with a recess 170 for facilitating the opening of the battery cover 600.

In this embodiment, the cooperation between the locking part 630 and the locking part 160 can enable the battery cover 600 to more firmly seal the cavity 100, so as to ensure that the rechargeable battery 700 is not loosened in the cavity 100; the concave part 170 on the cavity 100 is provided to save more labor and facilitate the opening of the battery cover 600 by hand operation.

Preferably, based on the above embodiment, referring to fig. 5, another embodiment of the present invention further provides a microphone battery compartment, wherein the battery accommodating space 120 is adapted to a 18650 rechargeable lithium battery.

In this embodiment, the 18650 type rechargeable lithium battery has the advantages of high safety, high temperature resistance, no toxicity, no pollution, and the like, and can be installed in the cavity 100 of the microphone to improve the practicability.

In addition, referring to fig. 9, another embodiment of the present invention further provides a microphone, including any one of the above microphone battery cartridges.

In this embodiment, the circuit of the microphone is composed of a microphone, an audio processing circuit, an audio output circuit and a charging circuit 9, a rechargeable battery 700 is detachably mounted in the microphone battery compartment, and a disposable battery assembled by the battery bracket 200 can also be detachably mounted to realize power supply to the microphone in various ways; in addition, when the power of the rechargeable battery 700 is used up, the charging operation of the rechargeable battery 700 by the external power supply can be realized by closing the normally closed trigger switch 511 on the charging loop 9, so as to ensure the normal operation of the microphone; the microphone is powered by multiple power supply modes, so that the practicability and convenience of the microphone are greatly improved.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiment, and the technical effects of the present invention can be achieved by the same means, which all belong to the protection scope of the present invention.

Claims (10)

1. A microphone battery compartment, comprising:

the microphone comprises a bin body, wherein the bin body comprises a cavity, a power input end for supplying power to a microphone is arranged in the cavity, and the power input end comprises an input end anode and an input end cathode;

the battery support comprises an output end anode and an output end cathode, and also comprises more than two power supply modules which are connected in series or in parallel between the output end anode and the output end cathode, wherein each power supply module comprises a battery inner cavity for placing a disposable battery and an anode end and a cathode end which are electrically connected with the disposable battery; the battery support is detachably arranged in the cavity, the positive electrode of the output end is electrically connected with the positive electrode of the input end in a contact way, and the negative electrode of the output end is electrically connected with the negative electrode of the input end in a contact way;

when the battery support is detached and separated from the cavity, a battery accommodating space which can be matched with and used for installing the rechargeable battery is formed between the positive electrode of the input end and the negative electrode of the input end.

2. The microphone battery compartment of claim 1, further comprising a charging interface and a charging control circuit, wherein the charging interface, the charging control circuit and the power input end are sequentially connected to form a charging loop, and the charging interface is disposed on the outer surface of the compartment body.

3. The microphone battery compartment of claim 2, wherein the charging circuit is provided with a switch circuit, the switch circuit comprises a switch for controlling the on/off of the switch circuit, and the switch is arranged on the compartment body.

4. The microphone battery compartment of claim 3, wherein the switch is a normally closed trigger switch connected in series to the charging circuit, the normally closed trigger switch is disposed on an inner wall of the cavity and avoids the battery accommodating space, and the normally closed trigger switch is abutted to the battery holder.

5. The microphone battery compartment of any one of claims 1 to 4, wherein two ends of the cavity along the length direction of the microphone are respectively provided with a convex mounting groove, and the input terminal anode and the input terminal cathode are respectively arranged in the two mounting grooves.

6. The microphone battery compartment of claim 5, wherein the battery holder has a concave portion at each of two ends along the length direction of the microphone, the concave portion is provided with an output positive electrode and an output negative electrode, the output positive electrode and the output negative electrode are respectively disposed in the concave portions, the battery holder is mounted in the cavity, the mounting groove is disposed in the concave portion, the output positive electrode in the concave portion at one end of the battery holder is electrically connected to the input positive electrode in the corresponding mounting groove, and the output negative electrode in the concave portion at the other end of the battery holder is electrically connected to the input negative electrode in the corresponding mounting groove.

7. The microphone battery compartment according to any of claims 1 to 4, wherein the battery holder further comprises a front end cover and a rear end cover, the negative electrode of the output end is arranged at the outer end of the front end cover, the positive electrode of the output end is arranged at the outer end of the rear end cover, the positive electrode end and the negative electrode end are respectively arranged at the inner end of the front end cover or the inner end of the rear end cover, the microphone battery compartment further comprises two V-shaped connecting pieces for connecting the front end cover and the rear end cover, and the two V-shaped connecting pieces, the inner end of the front end cover and the inner end of the rear end cover form two power supply modules arranged side by side; one of the two V-shaped connecting sheets is provided with a lead groove for connecting the two power supply modules in series.

8. The microphone battery compartment of any one of claims 1-4, further comprising a battery cover for enclosing the cavity; the inner wall of the cavity is provided with a jack, one end of the battery cover plate is provided with a cutting corresponding to the jack, and the cutting is provided with a fixture block for preventing the cutting from being separated from the jack; the inner side surface of the battery cover plate is provided with a first cambered surface used for matching the shape of the outer surface of the rechargeable battery, and the cavity is provided with a second cambered surface corresponding to the first cambered surface.

9. A microphone battery compartment according to any of claims 1-4, characterized by that the battery receiving space is adapted to a 18650 model rechargeable lithium battery.

10. A microphone comprising a microphone battery compartment as claimed in any one of claims 1-9.