CN204046787U - The Bluetooth audio device device that can help for sleep - Google Patents

The Bluetooth audio device device that can help for sleep Download PDF

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Publication number
CN204046787U
CN204046787U CN201420496964.5U CN201420496964U CN204046787U CN 204046787 U CN204046787 U CN 204046787U CN 201420496964 U CN201420496964 U CN 201420496964U CN 204046787 U CN204046787 U CN 204046787U
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bluetooth
module
audio
interface
channel audio
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CN201420496964.5U
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唐文姬
赵玉树
宋璟
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Emomo Technology Co Ltd
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Emomo Technology Co Ltd
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Abstract

The utility model discloses a kind of Bluetooth audio device device helped for sleep, be intended to solve and in order to help for sleep, existing portable music player be loaded operation inconvenience in pillow and can not the problem of timing.It comprises the left and right sound channels audio amplifier that can load pillow, it is characterized in that also comprising: a circumscribed USB line, one is placed in the control box outside pillow, in box, circuit board is housed, its control circuit comprises: a CPU possessing bluetooth decoding function, and the Bluetooth audio frequency be connected with this cpu signal respectively receives the decode module, AUX IN interface, power amplifier module, low-voltage alarm circuit module; Power amplifier module is connected with left and right sound channels audio amplifier signal respectively, and circumscribed USB line is connected with lithium battery after being electrically connected with battery charger again, and lithium battery is connected with CPU and power amplifier module respectively and is that it is powered; One standard audio line, its one end is connected with the interface of MP3 or MP4 or the earphone interface of mobile phone, being connected with AUX IN interface of other end activity.

Description

The Bluetooth audio device device that can help for sleep
Technical field
The utility model relates to a kind of small-sized Bluetooth audio device device, especially a kind of Bluetooth audio device device loading pillow, the audio program stored in mobile phone is launched by the Bluetooth transmission device in mobile phone by it, and play music by a Bluetooth audio device device or AUX IN interface, thus help for sleep.When playing music by AUX IN interface, it is connected by the AUX in interface of one end of the tone frequency channel wire of standard device therewith, the other end is connected with the interfaces of music player such as MP3, MP4 or the earphone interface of mobile phone, thus the music of MP3, MP4 or mobile phone be input in Bluetooth audio device device, thus play music.
Background technology
Existing Miniature sound equipment such as portable music player, although the mode inserting flash disk or storage card can be adopted to play wherein stored audio program, if but in order to help for sleep, such portable music player is placed on pillow, again earplug is inserted ears and carry out listoning music, such Problems existing one is that ear feels very uncomfortable, and easily the hearing of damage infant is grown; Two is will depend on others to stop after falling asleep to play music.If portable music player loaded in the pillow of sleep, then Problems existing is: 1, operate inconvenience; 2, its left and right audio amplifier is relatively close, is difficult to the effect playing left and right acoustic channels sound equipment; 3, can not regularly stop playing music.Therefore people's one that waits in expectation can load in pillow and plays music, can regularly shut down, thus the appearance of the small Bluetooth acoustics helped for sleep.
Summary of the invention
The purpose of this utility model is the defect of the above-mentioned prior art overcome, and provides a kind of and can to load in pillow and the dual track Bluetooth audio device playing device that can regularly shut down, to reach the object helped for sleep.
Another object of the present utility model is that this device can also be installed on the stroller after being taken out from pillow by the audio amplifier in above-mentioned compact audio playing device, for baby's music appreciating or voice program and hush a baby to sleep use.
In order to realize first above-mentioned object, following technical scheme can be adopted: the Bluetooth audio frequency acoustics for baby of this programme comprises the L channel audio amplifier and R channel audio amplifier that can load pillow, also comprises in addition:
One for connecting the circumscribed USB line of power supply and following Charge Management IC, and it comprises an external power supply plug, a MICRO USB plug and the connecting line between the two;
One control box, this control box comprises the upper cartridge body and lower box body that fasten and be assembled together and the circuit board be assemblied in control box; This control box is provided with a master switch, a MICRO USB and an AUX IN interface; Control circuit in this circuit board comprises:
One CPU possessing bluetooth decoding function, Bluetooth audio frequency receives the decode module, described AUX IN interface, digital audio-power amplifier module, low-voltage alarm circuit module, lithium battery and Charge Management IC; Wherein, Bluetooth audio frequency receives the decode module, AUX IN interface, digital audio-power amplifier module, low-voltage alarm circuit module are connected with the cpu signal possessing bluetooth decoding function respectively, digital audio-power amplifier module is connected with described L channel audio amplifier and R channel audio amplifier signal respectively, one termination power of described USB line, the other end is electrically connected with Charge Management IC by MICRO USB plug and MICRO USB interface, Charge Management IC is connected with lithium battery, and lithium battery is electrically connected with the CPU and digital audio-power amplifier module that possess bluetooth decoding function respectively and is that it is powered;
One standard audio line, one end of this standard audio line is connected with the interface of the music player of MP3 or MP4 or the earphone interface of mobile phone, being connected with described AUX IN interface of other end activity.
The preferred model of above-mentioned lithium battery is the lithium battery of 3.7V/600MAH; The model that above-mentioned die integrated circuit design Co., Ltd of Charge Management IC preferred Shanghai state produces is the linear lithium ion Charge Management IC of GC4054; The model that the above-mentioned CPU possessing bluetooth decoding function can select Zhuhai Jian Rong integrated circuit technology Co., Ltd to produce is the CPU of AX2220 or AP8064; Described Bluetooth receptions and the preferred model of decoder module are the module of CW6635 or CSR8630, its version preferred bluetooth 2.1 version.
Above-mentioned L channel audio amplifier and R channel audio amplifier are preferably a kind of cuts the tubular audio amplifier fastened again open from centre.
During use, as shown in figures 1 to 6, L channel audio amplifier 30 and R channel audio amplifier 30.1 are respectively charged into the left side in pillow and the right, control box 20 is placed in outside pillow, then with connecting line 40, L channel audio amplifier and R channel audio amplifier is coupled together with the digital audio-power amplifier module 244 in the control circuit in control box 20 respectively; One termination power of USB line 10, the other end is electrically connected with Charge Management IC242 by MICRO USB plug 13 and MICRO USB interface 241, then charge can to lithium battery 243; Lithium battery 243 gives CPU245 and digital audio-power amplifier module 244 supply power.Now, can with the melody stored in bluetooth dispensing device 60 transmitting mobile phone in mobile phone or voice program, Bluetooth audio frequency receives the decode module 246 wireless receiving to this audio signal and decodes, after audio signal being amplified by CPU245 control figure audio frequency power amplifier module 244, play out audio program by L channel audio amplifier 30 and R channel audio amplifier 30.1.
If the other end of the standard audio line 70 be connected with the interface of the music player of MP3 or MP4 or the earphone interface of mobile phone one end inserts in AUX IN interface 29, if have audio signal to come in AUX in interface 29, then Bluetooth audio signals stops playing automatically, the audio program stored in MP3 or MP4 or mobile phone controls after audio signal amplifies by dual track digital audio-power amplifier module 244, to play out audio program by L channel audio amplifier 30 and R channel audio amplifier 30.1 by CPU245.Standard audio line 70 is extracted from AUX IN interface 29, then can carry out radio play audio program by bluetooth again.
In order to realize second above-mentioned object, can on the basis of technique scheme, L channel audio amplifier and R channel audio amplifier are taken out from pillow, and set up two loudspeaker box bases respectively, these two loudspeaker box bases comprise the annulus that can be sleeved on one end of above-mentioned tubular audio amplifier respectively, a side end face of this annulus are also connected with one to have suitable angle baffle ring with it; Be connected to the rectangular flat below this annulus in addition in addition, at the rear and front end place near this rectangular flat, be respectively equipped with the screw hole of an installation; During use, be each passed through the screw hole on above-mentioned two screw holes and perambulator with two screws, then with two nut screwing clampings.Meanwhile, control box also sets up 2 angle block of right angle, and two orthogonal plates in angle block of right angle are respectively equipped with a screw hole, is fixed on the stroller by control box with screw.
The beneficial effects of the utility model are:
1, device of the present utility model is configured in the used time on pillow, and its L channel audio amplifier and R channel audio amplifier load in the pillow of baby, and be dual track, sound effect is good; Its control box is placed in outside pillow, handled easily.
2, the L channel audio amplifier in said apparatus and R channel audio amplifier can take out and be installed on the stroller by this device from pillow, conveniently allow baby's listoning music program or voice program help baby asleep simultaneously.
3, in this device, preferred Bluetooth receptions and decoder module adopt 2.1 versions, can compatible 3.0 versions, and without password pairing, use more convenient.
4, this device realizes timing automatic stopping by the CPU possessing bluetooth decoding function and plays music, and such as timing can stop audio plays program in 30 or 45 or 60 minutes automatically, avoids people to fall asleep and music also occurs in situation about playing.
5, the digital audio-power amplifier module in this device, by the control of amplification coefficient, makes the max volume of the audio signal of broadcast be no more than 90dB, avoids the damage that large volume causes to the hearing of baby.
6, this device is by the setting of CPU possessing bluetooth decoding function, it is made to exceed regular hour section when audio signal not detected, the connection that CPU will disconnect between " dual track digital audio-power amplifier module " and " lithium battery ", thus reduce power consumption, realize the extraordinary time standby.The above-mentioned time period can be such as 2 minutes or 3 minutes.
7, this device can be realized by Charge Management IC and the CP U that possesses bluetooth decoding function: when being full of electricity or input voltage more than 4.2V, charging circuit will disconnect no longer powers to lithium battery, when battery electric quantity is too low or voltage charges with regard to warning reminding user lower than during 3.2V.
8, add vibrating diaphragm respectively in L channel audio amplifier and R channel audio amplifier, make audio amplifier compact and bass is powerful, acoustics is better.
Being convenient to make the utility model understand with more clear, below by drawings and Examples, it being described further.
Accompanying drawing explanation
Fig. 1 is the structural upright schematic diagram of the Bluetooth audio device device of the utility model embodiment 1 pillow.
Fig. 2 is the decomposing schematic representation of the parts of control box in Fig. 1.
Fig. 3 is the structural upright schematic diagram of the control box in Fig. 1.
Fig. 4 is the decomposing schematic representation of the parts of L channel audio amplifier in Fig. 1 or R channel audio amplifier.
Fig. 5 is the structural upright schematic diagram of L channel audio amplifier in the utility model embodiment 2 or R channel audio amplifier.
Fig. 6 is the control circuit block diagram in the circuit board in the control box in above-described embodiment.
Embodiment
Embodiment 1, referring to Fig. 1-Fig. 6.The Bluetooth audio device device helped for sleep of the present embodiment, comprises L channel audio amplifier 30 and R channel audio amplifier 30.1, also comprises in addition:
One circumscribed USB line 10, this circumscribed USB line 10 comprises external power supply plug 11, MICRO USB plug 13 and the connecting line between the two 12;
One control box 20, this control box 20 comprises the upper cartridge body 25 and lower box body 22 that fasten and be assembled together and the circuit board 24 be assemblied in control box; This control box 20 is provided with master switch 23, MICRO USB 28 and an AUX IN interface 29; Screw 21 shown in Fig. 2 and Fig. 3 is box body 25 and lower box body 22 use of closing.Control circuit in circuit board 24 comprises:
One CPU245 possessing bluetooth decoding function, Bluetooth audio frequency receives the decode module 246, described AUX IN interface 29, digital audio-power amplifier module 244, low-voltage alarm circuit module 247, lithium battery 243 and Charge Management IC242, wherein, Bluetooth audio frequency receives the decode module 246, AUX IN interface 29, digital audio-power amplifier module 244, low-voltage alarm circuit module 247 is connected with the CPU245 signal possessing bluetooth decoding function respectively, digital audio-power amplifier module 244 is connected with described L channel audio amplifier 30 and R channel audio amplifier 30.1 signal respectively, one termination power of described USB line 10, the other end is electrically connected with Charge Management IC242 by MICRO USB plug 13 and MICRO USB interface 241, Charge Management IC242 is connected with lithium battery 243, lithium battery 243 is electrically connected with the CPU245 and digital audio-power amplifier module 244 that possess bluetooth decoding function respectively and is that it is powered,
One standard audio line 70, one end of this standard audio line 70 is connected with the interface of the music player of MP3 or MP4 or the earphone interface (not shown) of mobile phone, being connected with described AUX IN interface 29 of other end activity.
Above-mentioned lithium battery 243 preferably model is the lithium battery of 3.7V/600 MAH; The model that described die integrated circuit design Co., Ltd of Charge Management IC242 preferred Shanghai state produces is the linear lithium ion Charge Management IC of GC4054; Does is the model that the above-mentioned CPU245 possessing bluetooth decoding function can select Zhuhai Jian Rong integrated circuit technology Co., Ltd to produce AP8064 or JL1090 (AX2220?) CPU; Described Bluetooth receptions and decoder module 246 preferably model are the module of CW6635 or CSR8630, its version preferred bluetooth 2.1 version.
The above-mentioned CPU possessing bluetooth decoding function can realize timing automatic to be stopped playing music, realizes exceeding regular hour section when audio signal not detected, the connection that CPU will disconnect between " dual track digital audio-power amplifier module " and " lithium battery ".It combines with Charge Management IC, can realize Charge Management function, namely when lithium battery is full of electricity or input voltage more than 4.2V, charging circuit will disconnect no longer powers to lithium battery, when battery electric quantity is too low or voltage charges with regard to warning reminding user lower than during 3.2V.Above-mentioned digital audio-power amplifier module, by the control of amplification coefficient, makes the max volume of the audio signal of broadcast be no more than 90dB.
Further, described L channel audio amplifier 30 and the preferably following structure of R channel audio amplifier 30.1: namely they comprise respectively being snapped together by semi-circle tubular upper shell 31 and lower house 34 and are combined into a circle tube form shell body, each semi-circle tubular housing 31 or 34 comprises a semicircular pipe 311, be respectively equipped with a semicircular side plate 312 at the left and right two ends of this semicircular pipe 311, this semicircular side plate 312 is provided with multiple penetrable sound hole 313; Relevant position in the plane of the mutual fastening of two semi-circle tubular housings 31 and 34 is respectively equipped with a breach 314 and 344, and after two semi-circle tubular housings 31 and 34 fasten, these two breach 314 and 344 form an incoming line 36; The paper web 32 of one tubular is housed in circle tube form shell body, loudspeaker 35 are housed in one end of this paper web 32, its other end is equipped with a vibrating diaphragm 33.
Embodiment 2, referring again to Fig. 4 and Fig. 5.The present embodiment is in order to after the L channel audio amplifier 30 in Bluetooth audio device device and R channel audio amplifier 30.1 being taken out from baby pillow, this device is installed the mode used on the stroller.The present embodiment is on the basis of embodiment 1, L channel audio amplifier and R channel audio amplifier are taken out from pillow, and in each audio amplifier, two loudspeaker box bases 50 are set up, each loudspeaker box base 50 comprises the annulus 51 outside a circle tube form shell body end face that can be sleeved in L channel audio amplifier 30 or R channel audio amplifier 30.1, a side end face of this annulus 51 is also connected with one to have suitable angle baffle ring 52 with it; Be connected to the rectangular flat 53 below this annulus 51 in addition in addition, at the rear and front end place near this rectangular flat 53, be respectively equipped with the screw hole 54 of an installation; Annulus 51 in each loudspeaker box base is set in one end of the circle tube form shell body in L channel audio amplifier 30 or R channel audio amplifier 30.1.During use, with the screw hole on bolts through bolt holes 54 and perambulator, then with nut screwing clamping.In addition, 2 angle block of right angle 26 have been set up in control box 20, two orthogonal plates in angle block of right angle 26 are respectively equipped with a screw hole, and it is fixed in outside the sidewall of control box 20 with screw 27, and another screw hole is in order to install use on the stroller by control box 20.
These are only the preferred embodiment of the utility model, but it does not limit practical range of the present utility model, the equivalent variations namely not departing from claim of the present utility model and done and modification, must belong to the protection range of the utility model.

Claims (4)

1. the Bluetooth audio device device that can help for sleep, comprises the L channel audio amplifier and R channel audio amplifier that can load pillow, it is characterized in that also comprising:
One for connecting the circumscribed USB line of power supply and following Charge Management IC, and it comprises an external power supply plug, a MICRO USB plug and the connecting line between the two;
One control box, this control box comprises the upper cartridge body and lower box body that fasten and be assembled together and the circuit board be assemblied in control box; This control box is provided with a master switch, a MICRO USB and an AUX IN interface; Control circuit in this circuit board comprises:
One CPU possessing bluetooth decoding function, Bluetooth audio frequency receives the decode module, described AUX IN interface, digital audio-power amplifier module, low-voltage alarm circuit module, lithium battery; Wherein, Bluetooth audio frequency receives the decode module, AUX IN interface, digital audio-power amplifier module, low-voltage alarm circuit module are connected with the cpu signal possessing bluetooth decoding function respectively, digital audio-power amplifier module is connected with described L channel audio amplifier and R channel audio amplifier signal respectively, one termination power of described USB line, the other end is electrically connected with Charge Management IC by MICRO USB plug and MICRO USB interface, Charge Management IC is connected with lithium battery, and lithium battery is electrically connected with the CPU and digital audio-power amplifier module that possess bluetooth decoding function respectively and is that it is powered;
One standard audio line, one end of this standard audio line is connected with the interface of the music player of MP3 or MP4 or the earphone interface of mobile phone, being connected with described AUX IN interface of other end activity.
2. the Bluetooth audio device device helped for sleep according to claim 1, is characterized in that the preferred model of described lithium battery is the lithium battery of 3.7V/600MAH; The model that described die integrated circuit design Co., Ltd of Charge Management IC preferred Shanghai state produces is the linear lithium ion Charge Management IC of GC4054; The model that the above-mentioned CPU possessing bluetooth decoding function preferred Zhuhai Jian Rong integrated circuit technology Co., Ltd produces is the CPU of AX2220 or AP8064; Described Bluetooth receptions and the preferred model of decoder module are the module of CW6635 or CSR8630, its version preferred bluetooth 2.1 version.
3. the Bluetooth audio device device helped for sleep according to claim 1 and 2, it is characterized in that described L channel audio amplifier and R channel audio amplifier comprise being snapped together by two semi-circle tubular housings respectively and be combined into a circle tube form shell body, each semi-circle tubular housing comprises a semicircular pipe, be respectively equipped with a semicircular side plate at the left and right two ends of this semicircular pipe, this semicircular side plate is provided with multiple penetrable sound hole; Relevant position in the plane of the mutual fastening of two semi-circle tubular housings is respectively equipped with a breach, and after two semi-circle tubular housings fasten, these two breach form an incoming line; The paper web of one tubular is housed in circle tube form shell body, in one end of this paper web, one loudspeaker is housed, its other end is equipped with a vibrating diaphragm.
4. the Bluetooth audio device device helped for sleep according to claim 3, it is characterized in that also there are two loudspeaker box bases respectively in L channel audio amplifier and R channel audio amplifier, each loudspeaker box base comprises the annulus outside a circle tube form shell body end face that can be sleeved in L channel audio amplifier or R channel audio amplifier, a side end face of this annulus is also connected with one to have suitable angle baffle ring with it; Be connected to the rectangular flat below this annulus in addition in addition, at the rear and front end place near this rectangular flat, be respectively equipped with the screw hole of an installation; Annulus in each loudspeaker box base is set in one end of the circle tube form shell body in L channel audio amplifier or R channel audio amplifier; In addition, described control box is also provided with 2 angle block of right angle installed.
CN201420496964.5U 2014-08-21 2014-08-21 The Bluetooth audio device device that can help for sleep Active CN204046787U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106792330A (en) * 2016-12-09 2017-05-31 江门市杰斯米亚照明有限公司 A kind of human body sensing illuminates sound equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106792330A (en) * 2016-12-09 2017-05-31 江门市杰斯米亚照明有限公司 A kind of human body sensing illuminates sound equipment

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