CN202444605U - Connecting rod folding device for earphone - Google Patents
Connecting rod folding device for earphone Download PDFInfo
- Publication number
- CN202444605U CN202444605U CN2012200863816U CN201220086381U CN202444605U CN 202444605 U CN202444605 U CN 202444605U CN 2012200863816 U CN2012200863816 U CN 2012200863816U CN 201220086381 U CN201220086381 U CN 201220086381U CN 202444605 U CN202444605 U CN 202444605U
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- rotating shaft
- arc steel
- pull bar
- steel band
- 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
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- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model relates to the technical field of headphones, and in particular relates to a connecting rod folding device for an earphone. The connecting rod folding device for the earphone comprises a middle connecting rod and a connecting rod shell connected with the end part of the middle connecting rod; a rotating shaft mechanism is arranged between the connecting rod shell and the middle connecting rod; the rotating shaft mechanism comprises a connecting rod inner shell, an arc steel belt, a connecting rod pull rod, a connecting rod inner buckle and a rotating shaft; the arc steel belt is fixedly connected to the outer surface of the connecting rod pull rod; the rotating shaft is clamped in a corresponding shaft at the inner side of a U-shaped connection groove of the connection rod inner buckle after respectively passing through a connecting end of the arc steel belt and the connecting end of the connecting rod pull rod; the connecting rod inner buckle is fastened at the connecting end of the middle connecting rod through a fastening piece; and the connecting rod inner shell is fixedly connected with the inner side face after shielding the connecting rod pull rod and the arc steel belt. According to the utility model, the connecting rod folding device has the characteristics of novel structure, adjustable length of the pull rod of the headphone, and rotatable folding.
Description
Technical field
The utility model relates to the technical field of headphone, refers in particular to a kind of connecting rod folding device of earphone.
Background technology
The connecting rod folding device of existing headphone and drawing device structure more complicated, difficult installation.How designing a kind of connecting rod folding device simple in structure, easy for installation becomes problem to be solved is arranged.
Summary of the invention
The utility model is exactly to design a kind of earphone connecting rod folding device simple in structure, easy for installation to above-mentioned situation.
For achieving the above object; The utility model technical scheme is: a kind of connecting rod folding device of earphone; Include intermediate connecting rod and the connecting rod shell that is connected the intermediate connecting rod end; Be provided with rotating shaft mechanism between said connecting rod shell and the intermediate connecting rod, this rotating shaft mechanism includes in connecting rod inner casing, arc steel band, connecting rod pull bar, the connecting rod and buckles and rotating shaft, wherein; The arc steel band is fixedly connected on the outer surface of connecting rod pull bar; Rotating shaft is passed respectively in the axis hole that is stuck in behind arc steel band link and the connecting rod pull bar link on the U-shaped link slot inwall of buckle in the connecting rod, and interior the button through securing member of connecting rod is fixed on the link of intermediate connecting rod, and the connecting rod inner casing is fastened on and makes on the connecting rod shell in connecting rod pull bar and the cavity of arc steel band between connecting rod inner casing and connecting rod shell.
The medial surface of said connecting rod shell is provided with chute, and said arc steel band is pressed on this chute through the shell fragment on the arc steel band.
Said connecting rod pull bar link is plugged in the U-shaped link slot of buckleing in the connecting rod.
The other end of said arc steel band is provided with claw, and the other end of said connecting rod pull bar has hole clipping, and during assembling, the arc steel band is fixed on the hole clipping of connecting rod pull bar through claw.
Said rotating shaft mechanism is an independent rotating shaft mechanism that is arranged on any end of intermediate connecting rod.
Said rotating shaft mechanism is for being symmetricly set on two rotating shaft mechanisms at intermediate connecting rod two ends respectively.
Respectively be provided with a positioning convex in the link two sides of said connecting rod pull bar, be equipped with the detent that cooperates with positioning convex on two medial surfaces of the U-shaped link slot of in connecting rod, buckleing.
After adopting said structure; Utilize and buckle in the connecting rod pull bar, connecting rod and the pivot joint cooperation of rotating shaft; Intermediate connecting rod and connecting rod shell can freely be rotated; Cooperate with the chute of the medial surface of connecting rod shell through the arc steel band that is fixed on connecting rod pull bar bottom surface again, make connecting rod shell and connecting rod inner casing and connecting rod pull bar and arc steel band realize the pull action.By on can know that this a novel earphone connecting rod turning gear and drawing device has characteristics simple in structure, easy for installation.
Description of drawings
Fig. 1 is the perspective exploded view one of the utility model embodiment.
Fig. 2 is the perspective exploded view two of the utility model embodiment.
Fig. 3 is the user mode figure of the utility model embodiment.
Fig. 4 is the interior three-dimensional structure diagram of buckleing of the connecting rod of the utility model embodiment.
Embodiment
Explain further details below in conjunction with the embodiment of accompanying drawing to the utility model.
Shown in Fig. 1-4; The connecting rod turning gear of a kind of earphone of the utility model; Include intermediate connecting rod 10 and the connecting rod shell 20 that is connected intermediate connecting rod 10 ends; Be provided with rotating shaft mechanism between said connecting rod shell 20 and the intermediate connecting rod 10, this rotating shaft mechanism includes buckles 60 and rotating shaft 70 in the connecting rod inner casing 30, arc steel band 40, connecting rod pull bar 50, connecting rod, wherein; Arc steel band 40 is fixedly connected on the outer surface of connecting rod pull bar 50; Rotating shaft 70 is passed respectively and is stuck in behind arc steel band 40 links 42 and connecting rod pull bar 50 links 52 in the axis hole of buckle in the connecting rod on 60 U-shaped link slot 61 inwalls 62, and connecting rod is interior to be buckled 60 and be fixed on the link of intermediate connecting rod 10 through securing member, and connecting rod inner casing 30 is fastened on and makes on the connecting rod shell 20 in connecting rod pull bar 50 and the cavity of arc steel band 40 between connecting rod inner casing 30 and connecting rod shell 20.
The medial surface of said connecting rod shell 20 is provided with chute 21, and said arc steel band 40 is pressed on this chute 21 through the shell fragment on the arc steel band 40 43.
Said connecting rod pull bar 50 links 52 are plugged in to be buckled in the connecting rod in 60 the U-shaped link slot 61.
The other end of said arc steel band 40 is provided with claw 41, and the other end of said connecting rod pull bar 50 has hole clipping 51, and during assembling, arc steel band 40 is fixed on the hole clipping 51 of connecting rod pull bar 50 through claw 41.
Said rotating shaft mechanism is an independent rotating shaft mechanism that is arranged on intermediate connecting rod 10 any ends.
Said rotating shaft mechanism is for being symmetricly set on two rotating shaft mechanisms at intermediate connecting rod 10 two ends respectively.
Respectively be provided with a positioning convex 53 in the link two sides of said connecting rod pull bar 50, in connecting rod, buckle on two medial surfaces of 60 U-shaped link slot 61 and be equipped with the detent 63 that cooperates with positioning convex 53.
During use, utilize and buckle 60 and cooperations that be rotationally connected of rotating shaft 70 in the arc steel band 40, connecting rod pull bar 50, connecting rod, intermediate connecting rod 10 and connecting rod shell 20, connecting rod inner casing 30 can freely be rotated through rotating shaft mechanism, thereby reach the effect that rotation folds; Can slide to locate through the chute 21 of the shell fragment 43 on the arc steel band 40 that is fixed on connecting rod pull bar 50 bottom surfaces and the medial surface of connecting rod shell 20 again and cooperate; Make connecting rod shell 20 and connecting rod inner casing 30 and connecting rod pull bar 50 and arc steel band 40 realize the pull action, realize freely adjusting the function of pull bar length.By on can know that this a novel earphone connecting rod turning gear and drawing device has characteristics simple in structure, easy for installation.
Claims (7)
1. the connecting rod folding device of an earphone; Include intermediate connecting rod and the connecting rod shell that is connected the intermediate connecting rod end; It is characterized in that: be provided with rotating shaft mechanism between said connecting rod shell and the intermediate connecting rod; This rotating shaft mechanism includes in connecting rod inner casing, arc steel band, connecting rod pull bar, the connecting rod and buckles and rotating shaft; Wherein, the arc steel band is fixedly connected on the outer surface of connecting rod pull bar, and rotating shaft is stuck in the axis hole on the U-shaped link slot inwall of buckleing in the connecting rod after passing arc steel band link and connecting rod pull bar link respectively; Buckle through securing member in the connecting rod and be fixed on the link of intermediate connecting rod, the connecting rod inner casing is fastened on and makes on the connecting rod shell in connecting rod pull bar and the cavity of arc steel band between connecting rod inner casing and connecting rod shell.
2. the connecting rod folding device of a kind of earphone according to claim 1, it is characterized in that: the medial surface of said connecting rod shell is provided with chute, and said arc steel band is pressed on this chute through the shell fragment on the arc steel band.
3. the connecting rod folding device of a kind of earphone according to claim 1 is characterized in that: said connecting rod pull bar link is plugged in the U-shaped link slot of buckleing in the connecting rod.
4. the connecting rod folding device of a kind of earphone according to claim 1; It is characterized in that: the other end of said arc steel band is provided with claw; The other end of said connecting rod pull bar has hole clipping, and during assembling, the arc steel band is fixed on the hole clipping of connecting rod pull bar through claw.
5. the connecting rod folding device of a kind of earphone according to claim 1, it is characterized in that: said rotating shaft mechanism is an independent rotating shaft mechanism that is arranged on any end of intermediate connecting rod.
6. the connecting rod folding device of a kind of earphone according to claim 1 is characterized in that: said rotating shaft mechanism is for being symmetricly set on two rotating shaft mechanisms at intermediate connecting rod two ends respectively.
7. the connecting rod folding device of a kind of earphone according to claim 1; It is characterized in that: respectively be provided with a positioning convex in the link two sides of said connecting rod pull bar, be equipped with the detent that cooperates with positioning convex on two medial surfaces of the U-shaped link slot of in connecting rod, buckleing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200863816U CN202444605U (en) | 2012-03-09 | 2012-03-09 | Connecting rod folding device for earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200863816U CN202444605U (en) | 2012-03-09 | 2012-03-09 | Connecting rod folding device for earphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202444605U true CN202444605U (en) | 2012-09-19 |
Family
ID=46826035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200863816U Expired - Lifetime CN202444605U (en) | 2012-03-09 | 2012-03-09 | Connecting rod folding device for earphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202444605U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102547516A (en) * | 2012-03-09 | 2012-07-04 | 王承延 | Connecting rod folding device for headset |
| CN105163214A (en) * | 2015-07-30 | 2015-12-16 | 青岛歌尔声学科技有限公司 | Foldable headphone |
| WO2018192294A1 (en) * | 2017-04-21 | 2018-10-25 | 深圳市率先电器有限公司 | Convenient-to-store foldable earphone |
-
2012
- 2012-03-09 CN CN2012200863816U patent/CN202444605U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102547516A (en) * | 2012-03-09 | 2012-07-04 | 王承延 | Connecting rod folding device for headset |
| CN105163214A (en) * | 2015-07-30 | 2015-12-16 | 青岛歌尔声学科技有限公司 | Foldable headphone |
| CN105163214B (en) * | 2015-07-30 | 2018-05-25 | 青岛歌尔声学科技有限公司 | A kind of folding headphone |
| WO2018192294A1 (en) * | 2017-04-21 | 2018-10-25 | 深圳市率先电器有限公司 | Convenient-to-store foldable earphone |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120919 |
|
| CX01 | Expiry of patent term |