CN204887378U - Earphone expansion bend - Google Patents
Earphone expansion bend Download PDFInfo
- Publication number
- CN204887378U CN204887378U CN201520630400.0U CN201520630400U CN204887378U CN 204887378 U CN204887378 U CN 204887378U CN 201520630400 U CN201520630400 U CN 201520630400U CN 204887378 U CN204887378 U CN 204887378U
- Authority
- CN
- China
- Prior art keywords
- shell
- earphone
- slot
- expansion bend
- plug
- 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
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- Headphones And Earphones (AREA)
Abstract
The utility model discloses an earphone expansion bend, including earphone cord and line wheel and shell, the line wheel is installed in the shell inboard through the pivot, and it is as an organic whole that two sides of shell have at least some to connect, the locking button is installed through the round pin axle to the one end of pivot, and one end that should locking button is provided with the plug, and the while takes turns to on line and is provided with the slot, and the kong houke matching of stepping down that the plug passed on the shell is installed in the slot. The utility model discloses the design of earphone can make the length of earphone cord adjust wantonly, can control length at any time, uses to have made things convenient for many really, is worth promoting.
Description
Technical field
The utility model consumer electronic products technical field, is specifically related to a kind of earphone expansion bend.
Background technology
Earphone is the article that people often use, but can not arbitrarily to regulate be problem to the length of earphone cord.Being wound around often appears in longer earphone cord, loosens and bothers very much, can bring irritated mood to user.The wire harness that frequent appearance is wound around, irregular different with degree of crook owing to being wound around, shortening wire harness useful life.
But a kind of bobbin winoler that earphone can be wound up adopted at present, prevent from when being only applicable to deposit earphone being wound around and in disorder object, its structure is not suitable for wearing use.
Utility model content
The purpose of this utility model in use there is winding problem for existing earphone cord, provides a kind of earphone expansion bend freely controlling to shrink.
The technical solution of the utility model: a kind of earphone expansion bend, comprises earphone cord and line is taken turns and shell, and line wheel is installed on inside shell by rotating shaft, and two sides of shell have at least a part to connect as one; One end of rotating shaft is provided with locking button by bearing pin, and one end of this locking button is provided with plug, simultaneously online wheel is provided with slot, plug through after the resigning hole on shell can Matching installation in slot.
The shaft end of described line wheel is respectively arranged with independently two conducting rings, and be provided with two independently electroconductive elastic sheets inside the axle sleeve of shell, electroconductive elastic sheet can mate connection with corresponding conducting ring.
The beneficial effects of the utility model: the design of the utility model earphone can enable the length of earphone cord regulate arbitrarily, can control length at any time, use and really facilitate many, be worthy to be popularized.
Accompanying drawing explanation
Fig. 1 is Facad structure schematic diagram of the present utility model;
Fig. 2 is the side structure schematic diagram of Fig. 1;
Fig. 3 is the partial enlargement structural representation of Fig. 2.
Number in the figure 1 is shell, and 2 is line wheel, and 3 is earphone cord, and 4 is rotating shaft, and 5 is locking button, and 6 is bearing pin, and 7 is plug, and 8 is slot, and 9 is axle sleeve.
Embodiment
Embodiment 1: a kind of earphone expansion bend, see Fig. 1 and Fig. 2, line wheel 2 is installed on inside shell 1 by rotating shaft 4, and two sides of shell 1 have at least a part to connect as one.Earphone cord 3 is wrapped on the upside of circuit, and one end of earphone cord 3 is stretched out downwards, and the other end protrudes upward.
One end of rotating shaft 4 is provided with locking button 5 by bearing pin 6, the similar numeral of profile " 3 " of this locking button 5, but its one end is provided with plug 7, online wheel 2 being provided with slot 8 simultaneously, plug 7 through after the resigning hole on shell 1 can Matching installation in slot 8.
Embodiment 2: another kind of earphone expansion bend, on embodiment 1 basis, makes improvement to partial structurtes, has visibly different effect.See Fig. 3, rotating shaft 4 end of line wheel 2 is respectively arranged with independently two conducting rings, and be provided with two independently electroconductive elastic sheets inside the axle sleeve 9 of shell 1, electroconductive elastic sheet can mate connection with corresponding conducting ring.
Claims (2)
1. an earphone expansion bend, comprises earphone cord and line is taken turns and shell, it is characterized in that: line wheel is installed on inside shell by rotating shaft, and two sides of shell have at least a part to connect as one; One end of rotating shaft is provided with locking button by bearing pin, and one end of this locking button is provided with plug, simultaneously online wheel is provided with slot, plug through after the resigning hole on shell can Matching installation in slot.
2. earphone expansion bend according to claim 1, is characterized in that: the shaft end of described line wheel is respectively arranged with independently two conducting rings, and be provided with two independently electroconductive elastic sheets inside the axle sleeve of shell, electroconductive elastic sheet can mate connection with corresponding conducting ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520630400.0U CN204887378U (en) | 2015-08-20 | 2015-08-20 | Earphone expansion bend |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520630400.0U CN204887378U (en) | 2015-08-20 | 2015-08-20 | Earphone expansion bend |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204887378U true CN204887378U (en) | 2015-12-16 |
Family
ID=54831696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520630400.0U Expired - Fee Related CN204887378U (en) | 2015-08-20 | 2015-08-20 | Earphone expansion bend |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204887378U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108337590A (en) * | 2017-12-31 | 2018-07-27 | 华北水利水电大学 | Earphone box with hidden line function |
-
2015
- 2015-08-20 CN CN201520630400.0U patent/CN204887378U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108337590A (en) * | 2017-12-31 | 2018-07-27 | 华北水利水电大学 | Earphone box with hidden line function |
| CN108337590B (en) * | 2017-12-31 | 2024-05-24 | 华北水利水电大学 | Earphone box with wire hiding function |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20160820 |