CN2814894Y - Multifunctional portable knapsack acoustics - Google Patents
Multifunctional portable knapsack acoustics Download PDFInfo
- Publication number
- CN2814894Y CN2814894Y CN 200520062160 CN200520062160U CN2814894Y CN 2814894 Y CN2814894 Y CN 2814894Y CN 200520062160 CN200520062160 CN 200520062160 CN 200520062160 U CN200520062160 U CN 200520062160U CN 2814894 Y CN2814894 Y CN 2814894Y
- Authority
- CN
- China
- Prior art keywords
- knapsack
- sound equipment
- portable multifunctional
- broadcast receiver
- power amplifier
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000011229 interlayer Substances 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 abstract description 3
- 230000003321 amplification Effects 0.000 abstract 4
- 238000003199 nucleic acid amplification method Methods 0.000 abstract 4
- 238000010586 diagram Methods 0.000 description 2
- 241000519996 Teucrium chamaedrys Species 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
Images
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- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
The utility model relates to a multifunctional portable kitbag sounder, which comprises an opening and closing type bag body, and a sealing interlayer is arranged in the opening and closing type bag body. A radio set, a power amplification circuit, a loudspeaker and a power supply are arranged in the sealing interlayer, wherein the power supply is connected with the radio set. The radio set is connected with the power amplification circuit, and the power amplification circuit is connected with the loudspeaker. The power amplification circuit is provided with a converting switch K1, the converting switch K1 can be connected with a built-in radio set, and can also be connected with an external sound source by a plug. A bag can be carried on a body or a waist. An earphone does not need to be worn when listening to music at any time and at any place. The utility model solves the problem that the existing plane loudspeaker is inconvenient to carry.
Description
Technical field
The utility model relates to the packet mode sound equipment, mainly is meant a kind of portable multifunctional knapsack sound equipment.
Background technology
Known knapsack has multiple style, but its function mainly is the dress thing.Known sound equipment all directly is connected with source of sound, and is not easy to carry, so, when going out, people are without access to the acoustics of high definition.At present,, so promptly be not easy to exchange, have potential safety hazard again ear though can listen to the music and information by earphone.
Summary of the invention
The purpose of this utility model provides a kind of portable multifunctional knapsack sound equipment, is the bond of a kind of knapsack and sound equipment, thereby has solved inconvenience that existing knapsack and sound equipment the exist defective of enjoy music everywhere well.
The realization the technical solution of the utility model is: this portable multifunctional knapsack sound equipment comprises knapsack, power supply, broadcast receiver, loud speaker; Its primary structure and annexation are that this knapsack comprises an open-close type inclusion, is provided with Sealed sandwich in it, is provided with broadcast receiver, power amplifier, loud speaker and power supply in this interlayer; Select arbitrarily simultaneously can enjoy the good music effect of portable knapsack sound equipment with MP3, CD player even multi-media signal, wherein power supply connects broadcast receiver, and broadcast receiver connects power amplifier, and power amplifier connects loud speaker.
This technical scheme also comprises:
Described power amplifier is provided with a change over switch K1, and this switch can connect built-in radio set, also can connect external sound source (MP3 and CD player etc.) by plug.
Described inclusion is an open-close type hard liner plate, and the liner plate outside is surrounded by lining, and wadding is posted in the inside.
Described loud speaker is a panel speaker.
Described open-close type inclusion is provided with the open type mesh bag in it, can deposit MP3 and CD player, midget receiver etc.
The utlity model has following advantage:
1. realized that sound equipment can carry, listen to whenever and wherever possible.
2. some inconvenience and the trouble of using earphone to bring have been removed from.
3. simple in structure, carry, easy to use.
Description of drawings
Fig. 1 is a general structure schematic diagram of the present utility model, and the expression open mode wherein 1 is linked with, 2 velcros, 3 Sealed sandwiches, 4 battery cases, 5 inclusions, 6 panel speakers, 7 mesh bags.
Fig. 2 is power amplifier block diagram of the present utility model, wherein K1 change over switch.
Embodiment
Below in conjunction with accompanying drawing the utility model is described further:
As shown in the figure, this portable multifunctional knapsack sound equipment is with portable knapsack, small-sized power amplifier and loudspeaker monomer organically combine, its profile is an inclusion 5, add lining and form by putting liner plate firmly, periphery has slide fastener, can open or close, be provided with a Sealed sandwich 3 in it, be fixed with battery case 4 in the sealing interlayer, panel speaker, 6, broadcast receiver, power amplifier, wherein power amplifier has a change over switch K1, this switch has two positions, and one of them position can connect broadcast receiver and panel speaker, and another position can connect external sound source (comprising MP3 and CD player etc.) by an attachment plug; Also be provided with an open type mesh bag 7 in the inclusion 5, mobile phone, wallet, MP3 etc. can be deposited in the inside.
In order to overcome the shortcoming that existing dynamic planar loudspeakers inconvenience is carried, design this portable knapsack loud speaker, its outward appearance looks to be exactly a knapsack, and the belt of knapsack (being linked with 1) is common braces, and loud speaker is built in the bag.Open bag, can see that mains switch is arranged in the bag, the case of two 5# batteries and a mesh bag of vacating are used to deposit other article.This bag can be used as the power amplifier sound equipment, and source of sound adapteds such as it and MP3, CD player also can be used as broadcast receiver and use.Broadcast receiver is built-in source of sound (its channel selection is coordinated automatic channel selection by electronics), and it has a change over switch to control the use built-in radio set and uses external source of sound.This sound equipment can back on the body or waist on (being provided with a belt sleeve) on inclusion 5 surfaces, listen to the music whenever and wherever possible and needn't be with earphone.
Claims (6)
1. portable multifunctional knapsack sound equipment, comprise knapsack, power supply, broadcast receiver, loud speaker, it is characterized in that described knapsack comprises an open-close type inclusion, be provided with Sealed sandwich in it, be provided with broadcast receiver, power amplifier, loud speaker and power supply in this interlayer, wherein power supply connects broadcast receiver, and broadcast receiver connects power amplifier, and power amplifier connects loud speaker.
2. portable multifunctional knapsack sound equipment as claimed in claim 1 is characterized in that described power amplifier is provided with a change over switch K1, and this switch can connect built-in radio set, also can connect external sound source by plug.
3. portable multifunctional knapsack sound equipment as claimed in claim 1 or 2 is characterized in that described external sound source comprises MP3 and CD player etc.
4. portable multifunctional knapsack sound equipment as claimed in claim 1 is characterized in that described inclusion is an open-close type hard liner plate, and the liner plate outside is surrounded by lining, and wadding is posted in the inside.
5. portable multifunctional knapsack sound equipment as claimed in claim 1 is characterized in that described loud speaker is a panel speaker.
6. portable multifunctional knapsack sound equipment as claimed in claim 1 is characterized in that described open-close type inclusion, is provided with the open type mesh bag in it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520062160 CN2814894Y (en) | 2005-08-02 | 2005-08-02 | Multifunctional portable knapsack acoustics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520062160 CN2814894Y (en) | 2005-08-02 | 2005-08-02 | Multifunctional portable knapsack acoustics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2814894Y true CN2814894Y (en) | 2006-09-06 |
Family
ID=36949981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520062160 Expired - Fee Related CN2814894Y (en) | 2005-08-02 | 2005-08-02 | Multifunctional portable knapsack acoustics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2814894Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009018674A1 (en) * | 2007-08-03 | 2009-02-12 | Double Hero Corporatipn | A portable loudspeaker box |
| CN106360935A (en) * | 2016-12-05 | 2017-02-01 | 广州市众慧信息技术有限公司 | Music bag |
| CN108449676A (en) * | 2018-04-25 | 2018-08-24 | 河南恒华科技有限公司 | A kind of portable mini movement sound equipment |
-
2005
- 2005-08-02 CN CN 200520062160 patent/CN2814894Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009018674A1 (en) * | 2007-08-03 | 2009-02-12 | Double Hero Corporatipn | A portable loudspeaker box |
| CN106360935A (en) * | 2016-12-05 | 2017-02-01 | 广州市众慧信息技术有限公司 | Music bag |
| CN106360935B (en) * | 2016-12-05 | 2019-01-25 | 广州市众慧信息技术有限公司 | A kind of music packet |
| CN108449676A (en) * | 2018-04-25 | 2018-08-24 | 河南恒华科技有限公司 | A kind of portable mini movement sound equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |