CN203104698U - Sound box - Google Patents
Sound box Download PDFInfo
- Publication number
- CN203104698U CN203104698U CN 201320020608 CN201320020608U CN203104698U CN 203104698 U CN203104698 U CN 203104698U CN 201320020608 CN201320020608 CN 201320020608 CN 201320020608 U CN201320020608 U CN 201320020608U CN 203104698 U CN203104698 U CN 203104698U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- audio amplifier
- lower casing
- fastener
- block piece
- 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
Images
Abstract
The utility model discloses a sound box. The sound box comprises an upper casing, a lower casing, a circuit board, a loudspeaker, a sound emission hole and a lid; the circuit board is arranged in the lower casing; and a fixing device for fixing the circuit board is arranged in the lower casing. Because the sound box of the utility model is provided with the circuit board fixing device, the circuit board can be directly fixed on the circuit board fixing device, such that the installation of screws can be omitted, and time and labor can be saved, and therefore, the assembly efficiency of the sound box is improved.
Description
Technical field
The utility model relates to household appliance technical field, in particular, relates to a kind of audio amplifier.
Background technology
I have designed a kind of audio amplifier, this audio amplifier comprises upper casing, lower casing, circuit board, loudspeaker, sender, be used to seal the lid of sender, described sender, lid is arranged on the upper casing, one end of lid is provided with bearing pin, lid is fixed on the upper casing by bearing pin, described circuit board, loudspeaker are arranged in the lower casing, lid can be rotated by bearing pin, thereby be easy to open lid and sealing sender, and then the concealed setting of the loudspeaker on the realization audio amplifier, uncap gets final product during use, close cap when not using, just can seal loudspeaker, circuit board is to be fixed on the voice box casing with screw.This scheme is unexposed.Because circuit board is to be fixed on the voice box casing with a plurality of screws, the bothersome effort of this fixed form makes that the audio amplifier packaging efficiency is low.
The utility model content
Technical problem to be solved in the utility model provides the high audio amplifier of a kind of audio amplifier packaging efficiency.
The purpose of this utility model is achieved through the following technical solutions:
A kind of audio amplifier, this audio amplifier comprises upper casing, lower casing, circuit board, loudspeaker, sender, lid, described circuit board is arranged in the lower casing, is provided with the fixture that is used for fixing circuit board in the lower casing.
Preferably, described fixture comprises fastener, and described fastener is provided with the barb that is used to block circuit board.Barb is used to block circuit board.
Preferably, described barb is arranged on the top of fastener.This is a kind of embodiment of barb.
Preferably, described barb is along the fastener formation that stretches out, and the vertical section of described barb is a triangle.Leg-of-mutton barb can well block circuit board, makes that fixing of circuit board is reliable.
Preferably, described fastener is two, and described two fastener screens are in a side of circuit board, and the distance between it equals the width of circuit board.The width that distance between two fasteners and the fastener equals circuit board is set, can makes the fixing reliable of circuit board.
Preferably, described fixture also comprises the block piece that is used for fixing circuit board, and the opposite side of described circuit board is fixed on the block piece place.Block piece is set, makes that fixing of circuit board is more reliable.
Preferably, the cross section of described block piece is L shaped, and described block piece comprises the first wall and second wall that cooperates with the circuit board edge.This is a kind of embodiment of block piece.
Preferably, described block piece raises up along its root and is formed for placing the projection of circuit board, and described projection is positioned at the end of first wall.The design projection can be played a supporting role to circuit board.
Preferably, near the rear wall of lower casing, described lower casing rear wall root is provided with the platform that raises up to described circuit board fixedly the time, and the height of described platform equals the height of described projection.Bump height is identical with podium level, can make the tighter of circuit-board card.
Preferably, circuit board is provided with a screw hole, and the corresponding position of lower casing is provided with a screw column.Make that with a screw combined circuit board fixer fixing of circuit board is more reliable.
The utility model is owing to be provided with circuit board fixing device, and circuit board can directly be fixed on the circuit board fixing device, has saved the screw installation, and is time saving and energy saving, makes the packaging efficiency of audio amplifier improve.
Description of drawings
Fig. 1 is the schematic diagram of the utility model embodiment.
Fig. 2 is the enlarged drawing of the fastener of the utility model embodiment.
Wherein: 1, lower casing; 2, fastener; 3, barb; 4, block piece; 5, first wall; 6, second wall; 7, platform; 8, USB hole; 9, screw column, 10, the lower casing rear wall.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing and preferred embodiment.
The utility model discloses a kind of audio amplifier, this audio amplifier comprises upper casing, lower casing, circuit board, loudspeaker, sender, lid, and described circuit board is arranged in the lower casing, is provided with the fixture that is used for fixing circuit board in the lower casing.The utility model is owing to be provided with circuit board fixing device, and circuit board can directly be fixed on the circuit board fixing device, has saved the screw installation, and is time saving and energy saving, makes the packaging efficiency of audio amplifier improve.
As shown in Figure 1 and Figure 2, described fixture comprises fastener 2, and described fastener 2 is provided with the barb 3 that is used to block circuit board.Barb is used to block circuit board.Described barb 3 is arranged on the top of fastener 2.Described barb is along the fastener formation that stretches out, and the vertical section of described barb 3 is a triangle.Leg-of-mutton barb can well block circuit board, makes that fixing of circuit board is reliable.
In the present embodiment, the quantity of fastener 2 is two, and described two fastener screens are in a side of circuit board, and the distance between it equals the width of circuit board.The width that distance between two fasteners and the fastener equals circuit board is set, can makes the fixing reliable of circuit board.
In the present embodiment, as shown in Figure 1 and Figure 2, fixture also comprises the block piece 4 that is used for fixing circuit board, and the opposite side of described circuit board is fixed on the block piece place.Block piece is set, makes that fixing of circuit board is more reliable.
The cross section of block piece 4 is L shaped, described block piece 4 comprises the first wall 5 and second wall 6 that cooperates with the circuit board edge, described block piece raises up along its root and is formed for placing the projection (not shown) of circuit board, described projection is positioned at the end of first wall 5, and projection hangs down perpendicular and identical with the direction of second wall 6 with first wall 5.The design projection can be played a supporting role to circuit board.
As shown in Figure 1, near lower casing rear wall 10, lower casing rear wall 10 roots are provided with the platform 7 that raises up to circuit board fixedly the time, and the height of described platform equals the height of projection.Bump height is identical with podium level, can make the tighter of circuit-board card.
In the present embodiment, also be provided with a fixed lobe (not shown) in the centre position of fastener and block piece.Fixed lobe is identical with the shape of block piece, fixed lobe is set more can makes the fixing more reliable of circuit board, and fixed lobe is identical with the shape of block piece, does not adopt other shapes, makes the mould of audio amplifier simplify.Certainly fixed lobe can also be provided with the shape that other are fit to.
As shown in Figure 1, circuit board is provided with the USB interface (not shown), is provided with USB hole 8 at the rear of described platform.USB interface and USB hole are set, make that the expanded function of audio amplifier is better,, connect music equipment etc. as charging by USB interface.
Certainly can also be provided with a screw hole on circuit board, the corresponding position of lower casing is provided with a screw column 9.Make that with a screw combined circuit plate fixed bit fixing of circuit board is more reliable.
Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be considered as belonging to protection range of the present utility model.
Claims (10)
1. audio amplifier, this audio amplifier comprises upper casing, lower casing, circuit board, loudspeaker, sender, lid, described circuit board is arranged in the lower casing, it is characterized in that, is provided with the fixture that is used for fixing circuit board in the lower casing.
2. audio amplifier as claimed in claim 1 is characterized in that described fixture comprises fastener, and described fastener is provided with the barb that is used to block circuit board.
3. audio amplifier as claimed in claim 2 is characterized in that described barb is arranged on the top of fastener.
4. audio amplifier as claimed in claim 2 is characterized in that, described barb is along the fastener formation that stretches out, and the vertical section of described barb is a triangle.
5. audio amplifier as claimed in claim 2 is characterized in that, described fastener is two, and described two fastener screens are in a side of circuit board, and the distance between it equals the width of circuit board.
6. audio amplifier as claimed in claim 5 is characterized in that described fixture also comprises the block piece that is used for fixing circuit board, and the opposite side of described circuit board is fixed on the block piece place.
7. audio amplifier as claimed in claim 6 is characterized in that, the cross section of described block piece is L shaped, and described block piece comprises the first wall and second wall that cooperates with the circuit board edge.
8. audio amplifier as claimed in claim 7 is characterized in that, described block piece raises up along its root and is formed for placing the projection of circuit board, and described projection is positioned at the end of first wall.
9. audio amplifier as claimed in claim 8 is characterized in that, near the rear wall of lower casing, described lower casing rear wall root is provided with the platform that raises up to described circuit board fixedly the time, and the height of described platform equals the height of described projection.
10. audio amplifier as claimed in claim 1 is characterized in that circuit board is provided with a screw hole, and the corresponding position of lower casing is provided with a screw column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320020608 CN203104698U (en) | 2013-01-16 | 2013-01-16 | Sound box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320020608 CN203104698U (en) | 2013-01-16 | 2013-01-16 | Sound box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203104698U true CN203104698U (en) | 2013-07-31 |
Family
ID=48856067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320020608 Expired - Fee Related CN203104698U (en) | 2013-01-16 | 2013-01-16 | Sound box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203104698U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103079125A (en) * | 2013-01-16 | 2013-05-01 | 刘骏涛 | Sound box |
| WO2015035632A1 (en) * | 2013-09-12 | 2015-03-19 | Liu Juntao | Loudspeaker |
| CN107046660A (en) * | 2017-04-05 | 2017-08-15 | 王金锁 | A kind of magnetic suspension Bluetooth audio device |
-
2013
- 2013-01-16 CN CN 201320020608 patent/CN203104698U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103079125A (en) * | 2013-01-16 | 2013-05-01 | 刘骏涛 | Sound box |
| WO2015035632A1 (en) * | 2013-09-12 | 2015-03-19 | Liu Juntao | Loudspeaker |
| CN107046660A (en) * | 2017-04-05 | 2017-08-15 | 王金锁 | A kind of magnetic suspension Bluetooth audio device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103079125A (en) | Sound box | |
| CN204012256U (en) | A kind of distribution cabinet of variable-volume | |
| CN203104698U (en) | Sound box | |
| CN205321759U (en) | Bedside cupboard with projection function | |
| CN203340247U (en) | Outdoor waterproof loudspeaker box | |
| CN203775558U (en) | Housing, with built-in non-detachable cell, of electronic product | |
| CN204230701U (en) | A kind of multifunction power equipment box | |
| CN207098278U (en) | Distributed board outdoor with water-proof function | |
| CN205896638U (en) | TV set components of a whole that can function independently mounting | |
| CN204495873U (en) | Electric energy meter | |
| CN204859546U (en) | Waterproof portable loudspeaker | |
| CN204741534U (en) | Audio frequency treater | |
| CN205724425U (en) | A kind of Novel rainproof water power distribution cabinet | |
| CN201903566U (en) | Housing of electric energy meter | |
| CN203180359U (en) | Switch cabinet roof board press strip | |
| CN203941202U (en) | electric energy meter mounting structure | |
| CN204006882U (en) | A kind of micro refrigerator | |
| CN206506398U (en) | A kind of connection box for motor attachment structure | |
| CN205280323U (en) | Cell -phone drop test case | |
| CN203608318U (en) | Miniature sound box | |
| CN203026863U (en) | Wiring structure of direct current junction box | |
| CN202032265U (en) | Aluminum alloy hanging board for interphone extension | |
| CN201819172U (en) | Led lamp shell | |
| CN206521179U (en) | A kind of plug-in unit erecting device | |
| CN202602527U (en) | Plastic outer casing machine box for frequency converter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20150116 |
|
| EXPY | Termination of patent right or utility model |