CN207927999U

CN207927999U - music knapsack

Info

Publication number: CN207927999U
Application number: CN201721879421.1U
Authority: CN
Inventors: 姜进斌
Original assignee: 姜进斌
Current assignee: Shenzhen step Electronic Technology Co., Ltd.
Priority date: 2017-12-28
Filing date: 2017-12-28
Publication date: 2018-10-02
Anticipated expiration: 2027-12-28

Abstract

The utility model is related to a kind of music knapsacks, including backpack body (1), it is characterized in that, further including the speaker (2) being combined as a whole with backpack body being arranged in bottom part body, loudspeaker (27) mouth court of the speaker exposes outside backpack body surface；Include the charhing unit and discharge cell laid on accumulator and its speaker internal circuit board inside the speaker, the charhing unit is electrically connected with the MICRO USB interfaces for being used for circuit input simultaneously, and the discharge cell is electrically connected with the USB interface for being used to access USB flash disk simultaneously.This music knapsack merges speaker with knapsack maximum, and feature-rich, easy to carry and sound quality audio is perfect, to allow people walking or route it is lighter, happier, more satisfied.

Description

Music knapsack

Technical field

The utility model is related to packsacks, and in particular to a kind of music knapsack.

Background technology

Knapsack is also known as " knapsack ", is a kind of subsidiary one to two shoulder belt, can hang over the duffel bag at mankind back.From modern age March load article purposes, develops and becomes modern knapsack.Although having improvement on construction and material, its main structure The system of making is still shoulder belt and duffel bag.Weight is enduringly carried since the mankind are difficult to depend merely on both hands, knapsack is often used To carry or the first-selected instrument of carrying heavy goods.According to different applications, outdoor activities are such as taken a walk, climb the mountain, go hiking, travel and are ridden Bicycle etc., or be it is daily go window-shopping and go to school, using can all be stressed when knapsack it is comfortable with it is light.When bearing a heavy burden, such as goods Object transport, camping and march etc., used knapsack design all can be different, such as can use more ventilative material, interior Side adds supporting frame, and weight is transferred to buttocks or filling object can be added to reduce the pressure of the shoulder back of the body and attached in shoulder belt There is waistband etc..

Speaker is the terminal of entire sound system, and effect is that audio electric energy is converted into corresponding acoustic energy, and its spoke Space is mapped to go.Usually it is made of loud speaker, frequency divider, babinet, sound-absorbing material etc..It is the extremely important composition of sound system Part because it is responsible for is transformed into the key task that acoustical signal is directly listened to for the ear of people electric signal, it will directly with The sense of hearing of people is come into contacts with, and the sense of hearing of people is very sensitive, and has very strong resolving ability to the tone color of complex sound. Since human ear is the most important standard for evaluating a sound system sound quality quality to the subjective feeling of sound, it can recognize For the performance height of speaker plays a key role the playing quality of a sound system.The failure rate of sound box system is relatively low, Fault type is less, and most common failure has noiseless, sound to cut in and out, several classes of cacophonia.

Traditional knapsack may only be put into knapsack and carry without speaker, speaker, when use need take out be placed on it is solid Use is set in positioning.People are difficult to enjoy beautiful music in walking or travelling in this way.

Utility model content

The utility model technical issues that need to address are how to provide a kind of music knapsack, can allow people walking or Travelling during easily enjoy beautiful music and it is fully charged after can be external equipment power.

The above-mentioned technical problem of the utility model solves in this way：Build a kind of music knapsack, including backpack body, feature It is, further includes the speaker being combined as a whole with backpack body being arranged in bottom part body, the horn mouth of the speaker is towards exposed Go out backpack body surface；Include the charhing unit laid on accumulator and its speaker internal circuit board and electric discharge inside the speaker Unit, the discharge cell is electrically connected with universal serial port (USB) interface for being used to access USB flash drive (USB flash disk) simultaneously, described to fill Electric unit is electrically connected with micro USB (MICRO-USB) interface for being used for circuit input simultaneously.

According to music knapsack provided by the utility model, the loudspeaker discharge surface of the loudspeaker is equipped with protective cover.

According to music knapsack provided by the utility model, the speaker includes be oppositely arranged on backpack body bottom respective Horn mouth is exposed at two stick shape loudspeaker cavitys of the respective side side of backpack body；The built-in circuit board in first cavity, It is electrically connected with the second cavity by connecting line.

According to music knapsack provided by the utility model, further includes setting in knapsack straps outer surface or expose in knapsack The control box with control panel for controlling the speaker of shoulder strap outer surface；The control box passes through with the circuit board The concealed wire electrical connection being embedded in inside backpack body.

According to music knapsack provided by the utility model, the shoulder strap is left shoulder strap or right shoulder strap.

According to music knapsack provided by the utility model, the MICRO-USB interfaces or USB interface are arranged for controlling In the control box of the speaker.

According to music knapsack provided by the utility model, the MICRO-USB interfaces or USB interface are arranged in the speaker It is exposed at the part on backpack body surface, it can be in the outer surface of the first cavity.

According to music knapsack provided by the utility model, the circuit board is also laid with bluetooth module.

According to music knapsack provided by the utility model, the part for being exposed at backpack body surface is additionally provided with and inside Earpiece holes and storage card (TF) card slot of circuit board electrical connection.

Further include the third cavity being connect with the first cavity electric wire according to music knapsack provided by the utility model.

According to music knapsack provided by the utility model, the horn mouth of third cavity is exposed at backpack body bottom surface or back.

Music knapsack provided by the utility model, has the advantage that compared with the prior art：

1, appearance has larger innovation with common speaker, and connecting line built in knapsack moulding and shoulder strap is increased on common speaker Key box controller；

2, structure is combined using speaker with knapsack, meets the needs that user listens；

3, internal circuit board be additionally laid on the basis of audio playing module battery, bluetooth receiving module and earpiece holes/ TF card seat/MICRO 5pin USB/ export USB 5V, and this product wireless blue tooth connection mobile phone/connection earphone/slotting TF card is enable to broadcast It puts the music on/audio input and the machine charging/mobile phone charging.

Description of the drawings

Further the utility model is described in detail in the following with reference to the drawings and specific embodiments.

Fig. 1 is the structural schematic diagram of the music knapsack of the preferred embodiment in the utility model；

Fig. 2 is the structural schematic diagram of speaker in Fig. 1；

Fig. 3 is the structural schematic diagram of control box in Fig. 1；

Fig. 4 is the configuration schematic diagram of speaker shown in Fig. 2.

Wherein reference numeral：

1- backpack bodies, 2- speakers, 3- control box, 21- plastic wires, the first cavitys of 22-, 23- foam-rubber cushions, the second chambers of 24- Body, 25- circuit boards, 26- batteries, 27- loudspeaker, 28- interface boards and 31- control panels.

Specific implementation mode

The music knapsack of the preferred embodiment in the utility model, structure is as shown in Figure 1, include backpack body 1 and backpack Shoulder strap further includes being arranged in the speaker 2 of bottom part body being combined as a whole with backpack body and setting in knapsack straps, control Panel 31 exposes the control box 3 with control panel 31 for controlling the speaker 2 in knapsack straps outer surface；The sound The horn mouth of case 2 is exposed at backpack body surface, and the control box is electrically connected with speaker by being embedded in the concealed wire inside backpack body.

The speaker 2 is located at 1 bottom of backpack body, and the loudspeaker of speaker are symmetrically exposed at two sides of backpack body 1, wherein one TF card slot, USB interface, MICRO-USB interfaces and earpiece holes are set simultaneously outside loudspeaker.

The shoulder strap is left shoulder strap, and control box 3 is located at left shoulder strap lower part, is controlled convenient for left hand.

Speaker 2 in music knapsack, external structure is as shown in Fig. 2, including in the first cavity 22 and the second cavity 24 and they Between foam-rubber cushion 23, the horn mouth position of the first cavity 22 and the second cavity 24 is designed with the plastic wire 21 respectively for protection.

Control box 3 in music knapsack, structure is as shown in figure 3, include the keypad of control panel 31 and tray interior.

Speaker 2 in music knapsack, internal structure is as shown in figure 4, include circuit board 25, battery 26, loudspeaker 27 and interface board 28, interface board 28 is connect with circuit board 25 by internal connection line.It is laid with the charhing unit of battery 26 on circuit board 25 and puts Electric unit, the charhing unit are electrically connected with the MICRO interfaces being used on the interface board 28 of circuit input simultaneously, and the electric discharge is single Member is electrically connected with the USB interface on the interface board 28 for being used to access USB flash disk simultaneously.The plastics in the first cavity 22 are arranged in interface board 28 The behind of net 21.

Finally, understand in range in those of ordinary skill in the art, within the scope of the utility model claims, various changes Change belongs to the scope of protection of the utility model.

Claims

1. a kind of music knapsack, including backpack body (1), which is characterized in that further include being arranged in bottom part body and knapsack master Loudspeaker (27) mouth court of the speaker (2) that body is combined as a whole, the speaker exposes outside backpack body surface；Packet inside the speaker Include the charhing unit and discharge cell laid on accumulator and its speaker internal circuit board, the charhing unit be used for line simultaneously The MICRO-USB interfaces electrical connection of road input, the discharge cell are electrically connected with the USB interface for being used to access USB flash disk simultaneously.

2. music knapsack according to claim 1, which is characterized in that the speaker includes being oppositely arranged on backpack body (1) The respective horn mouth of bottom is exposed at two stick shape loudspeaker cavitys of the respective side side of backpack body；In in first cavity (22) The circuit board is set, is electrically connected with the second cavity (24) by connecting line.

3. music knapsack according to claim 1 or claim 2, which is characterized in that further include setting in knapsack straps outer surface or Expose the control box (3) in the band control panel (31) for controlling the speaker of knapsack straps outer surface；The control Box is electrically connected with the circuit board by being embedded in the concealed wire inside backpack body.

4. music knapsack according to claim 3, which is characterized in that the shoulder strap is left shoulder strap or right shoulder strap.

5. music knapsack according to claim 3, which is characterized in that the MICRO-USB interfaces or USB interface setting with In in the control box (3) for controlling the speaker.

6. music knapsack according to claim 3, which is characterized in that the MICRO-USB interfaces or USB interface are arranged in institute State the part that speaker is exposed at backpack body surface.

7. music knapsack according to claim 6, which is characterized in that the part for being exposed at backpack body surface is additionally provided with The earpiece holes and TF card slot being electrically connected with internal circuit board.

8. music knapsack according to claim 3, which is characterized in that the circuit board is also laid with bluetooth module.

9. music knapsack according to claim 3, which is characterized in that further include the third being connect with the first cavity (22) electric wire Cavity.

10. music knapsack according to claim 9, which is characterized in that the horn mouth of third cavity is exposed at backpack body bottom surface Or below.