CN203911876U - Earphone power amplifier - Google Patents
Earphone power amplifier Download PDFInfo
- Publication number
- CN203911876U CN203911876U CN201420047480.2U CN201420047480U CN203911876U CN 203911876 U CN203911876 U CN 203911876U CN 201420047480 U CN201420047480 U CN 201420047480U CN 203911876 U CN203911876 U CN 203911876U
- Authority
- CN
- China
- Prior art keywords
- power amplifier
- battery
- earphone power
- utility
- model
- 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 - Lifetime
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical group [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 4
- 238000012423 maintenance Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Abstract
The utility model discloses an earphone power amplifier. The earphone power amplifier comprises a shell, a front plate and a back plate, wherein the front plate and the back plate are arranged at the front end and the back end of the shell. The earphone power amplifier further comprises a main plate mounted at the interior of the shell; buttons, a battery support and a power amplifier assembly are arranged on the main plate; the battery support is mounted at the middle position of the main plate, and a battery is arranged in the battery support; the power amplifier assembly is arranged on one side of the battery support. At least one mounting hole is formed in the front plate, and a rotary knob is arranged in the mounting hole. Three mounting holes are arranged. The buttons are mounted at the two ends of the main plate, and the battery is a lithium battery. The earphone power amplifier is simple in structure and convenient to use, and is detachable; interior accessories are convenient to detect and maintain.
Description
Technical field
The utility model relates to earphone, relates in particular to a kind of earphone power amplifier.
Background technology
Existing earphone power amplifier structure is complicated, and volume is larger, is not easy to carry and use.
Utility model content
The purpose of this utility model is to solve the problems of the prior art, and a kind of earphone power amplifier is provided.
The technical solution of the utility model is: earphone power amplifier, comprise housing, be arranged on the front and rear panels of housing front and back end, it is characterized in that: also comprise that one is installed on the mainboard of enclosure interior, on described mainboard, be provided with and break button, battery bracket and power amplifier components, described battery bracket is arranged on the centre position of mainboard, is provided with battery in it, and described power amplifier components is arranged on a side of battery bracket.
Preferably, on described header board, offer at least one installing hole, in described installing hole, be provided with knob.
Preferably, described installing hole is three.
Preferably, described in, break the two ends that button is arranged on mainboard.
Preferably, described battery is lithium battery.
The utility model is simple in structure, easy to use, and can realize detachably, is convenient to detect interior fittings and maintenance.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
For technological means, technical characterictic, utility model object and the technique effect that the utility model is realized is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
As shown in Figure 1, for a kind of earphone power amplifier of the present utility model, comprise housing 100, be arranged on header board 101 and the rear plate 102 of housing 100 front and back ends, also comprise that one is installed on the mainboard 103 of housing 100 inside, on described mainboard 103, be provided with 2 and break button 104, battery bracket 105 and power amplifier components 106.
Battery bracket 105 of the present utility model is arranged on the centre position of mainboard 103, at this battery bracket 105, lithium battery 1051 is installed, and power amplifier components 106 of the present utility model is arranged on a side of battery bracket 105.
On header board 101 of the present utility model, offer three installing holes 107, in this installing hole 107, be provided with knob 108.Other installing hole 107 is for installing corresponding function knob.
The utility model is simple in structure, easy to use, and can realize detachably, is convenient to detect interior fittings and maintenance.
Be only the utility model preferred embodiment in sum, be not used for limiting practical range of the present utility model.Be that all equivalences of doing according to the content of the utility model claim change and modify, all should belong to technology category of the present utility model.
Claims (5)
1. earphone power amplifier, comprise housing, be arranged on the front and rear panels of housing front and back end, it is characterized in that: also comprise that one is installed on the mainboard of enclosure interior, on described mainboard, be provided with and break button, battery bracket and power amplifier components, described battery bracket is arranged on the centre position of mainboard, is provided with battery in it, and described power amplifier components is arranged on a side of battery bracket.
2. earphone power amplifier according to claim 1, is characterized in that: on described header board, offer at least one installing hole, in described installing hole, be provided with knob.
3. earphone power amplifier according to claim 2, is characterized in that: described installing hole is three.
4. earphone power amplifier according to claim 1, is characterized in that: described in break the two ends that button is arranged on mainboard.
5. earphone power amplifier according to claim 1, is characterized in that: described battery is lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420047480.2U CN203911876U (en) | 2014-01-24 | 2014-01-24 | Earphone power amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420047480.2U CN203911876U (en) | 2014-01-24 | 2014-01-24 | Earphone power amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203911876U true CN203911876U (en) | 2014-10-29 |
Family
ID=51786118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420047480.2U Expired - Lifetime CN203911876U (en) | 2014-01-24 | 2014-01-24 | Earphone power amplifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203911876U (en) |
-
2014
- 2014-01-24 CN CN201420047480.2U patent/CN203911876U/en not_active Expired - Lifetime
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203911876U (en) | Earphone power amplifier | |
| CN202984874U (en) | Digital inverter welding machine | |
| CN205005131U (en) | Mobile phone | |
| CN203377503U (en) | Power distribution cabinet door | |
| CN205224143U (en) | Electronic hydraulic shovel power consumption reel mounting bracket | |
| CN202871572U (en) | Installation pin used for capacitor | |
| CN203659952U (en) | Accumulator bracket assembly | |
| CN203012366U (en) | A dual-purpose desktop electronic clock | |
| CN202799147U (en) | Improved structure of power amplifying machine | |
| CN202333494U (en) | Transformer cabinet structure with detachable front and rear part | |
| CN203057403U (en) | Loudspeaker convenient for installation | |
| CN203689905U (en) | In-wall music controller | |
| CN203038209U (en) | Computer keyboard | |
| CN202759258U (en) | Mobile power supply device | |
| CN203722074U (en) | Power source fixing support used for ring main unit | |
| CN202721650U (en) | Guitar earphone amplifier | |
| CN205213176U (en) | Portable electric power instrument | |
| CN204136037U (en) | Self adaptation operation tool cabinet | |
| CN203152771U (en) | Multifunctional travel suitcase | |
| CN204887326U (en) | Can dismantle portable audio amplifier based on bluetooth equipment | |
| CN104417184A (en) | Novel blackboard structure | |
| CN202693621U (en) | Mounting frame body for high-voltage instrument portable site inspection device | |
| CN204633966U (en) | A kind of computer dust-proof type audio amplifier | |
| CN204740562U (en) | Dull and stereotyped computer keyboard | |
| CN204851776U (en) | Fan box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 510000, Guangzhou, Guangdong province Huadu District charcoal step Feida Industrial Park Patentee after: FIRST AUDIO MANUFACTURING Co.,Ltd. Address before: 510000, Guangzhou, Guangdong province Huadu District charcoal step Feida Industrial Park Patentee before: GUANGZHOU FIDEK PROFESSIONAL AUDIO EQUIPMENT Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20141029 |
|
| CX01 | Expiry of patent term |