CN203596910U - Voice coil and loudspeaker - Google Patents
Voice coil and loudspeaker Download PDFInfo
- Publication number
- CN203596910U CN203596910U CN201320760001.7U CN201320760001U CN203596910U CN 203596910 U CN203596910 U CN 203596910U CN 201320760001 U CN201320760001 U CN 201320760001U CN 203596910 U CN203596910 U CN 203596910U
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- voice coil
- coil line
- line
- positive terminal
- negative terminals
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- 238000004804 winding Methods 0.000 claims description 7
- 230000004888 barrier function Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The utility model discloses a voice coil and a loudspeaker. The voice coil comprises a voice coil rack and N voice coil wires wound on the voice coil rack, wherein N is an integer larger than or equal to two. Two ends of one of the N voice coil wires are respectively employed as the positive wiring terminal and the negative wiring terminal, or the two ends of coil formed by the multiple voice coil wires, of the N voice coil wires, being serially connected are respectively employed as the positive wiring terminal and the negative wiring terminal. The positive wiring terminal and the negative wiring terminal are respectively used for being connecting with the positive wiring terminal and the negative wiring terminal of the loudspeaker. According to the utility model, the voice coil is connected with the voice coil wires of different combinations through the positive wiring terminals and the negative wiring terminals, so that the impedance of the voice coil connected with the positive wiring terminals and the negative wiring terminals is changed, and the universality of the voice coil is enhanced.
Description
Technical field
The utility model relates to household electrical appliance technical field, relates in particular to a kind of voice coil loudspeaker voice coil and loud speaker.
Background technology
At present, the nominal impedance of most of loud speakers is fixed, such as the nominal impedance of loud speaker is 4 ohm, 6 ohm or 8 ohm etc.All adopt single copper wire winding and the nominal impedance of loud speaker is mainly the voice coil loudspeaker voice coil that carrys out fixed, traditional loud speaker according to the impedance of the voice coil line on voice coil loudspeaker voice coil, therefore, the impedance of loud speaker is exactly the resistance value of single copper cash on voice coil loudspeaker voice coil.
And require identical in the situation that in the rated power of loudspeaker, on the television set of certain model, needing by nominal impedance is the loud speaker of 8 ohm, and on the television set of other models, to need by nominal impedance be the loud speaker of 4 ohm.Therefore, on the loud speaker of 8 ohm, need the voice coil loudspeaker voice coil of 8 ohm of fit ons, on the loud speaker of 4 ohm, need the voice coil loudspeaker voice coil of 4 ohm of fit ons.Like this, the impedance difference for different television sets because of its loud speaker that need to mate, in requisition for the voice coil loudspeaker voice coil of producing a lot of different models, this has just reduced the versatility of single money voice coil loudspeaker voice coil.
Utility model content
Main purpose of the present utility model is to provide a kind of voice coil loudspeaker voice coil and loud speaker, is intended to improve the versatility of voice coil loudspeaker voice coil.
In order to achieve the above object, the utility model proposes a kind of voice coil loudspeaker voice coil, comprise sound ring frame and be wound in the voice coil line on this sound ring frame, described voice coil line is provided with N root, wherein, N is more than or equal to 2 integer, the two ends of a voice coil line described in N root in voice coil line are respectively positive terminal and negative terminals, or the many rear two ends that form of voice coil line series winding in voice coil line are respectively positive terminal and negative terminals described in N root, described positive terminal and negative terminals are respectively used to positive terminal and the negative terminals sub-connection with loud speaker.
Preferably, described sound ring frame is cylindric, and described voice coil line is wound on the lateral wall of described sound ring frame.
Preferably, be wound in the described voice coil line shape twist on the lateral wall of described sound ring frame.
Preferably, on the lateral wall of described voice coil line, be coated with insulating barrier.
Preferably, described voice coil line comprises that a resistance value is first voice coil line of 4 ohm, and a resistance value is second voice coil line of 8 ohm.
Preferably, described in one, described in the first voice coil line and, the second voice coil line is wound on the lateral wall of described sound ring frame uniformly.
Preferably, described voice coil line comprises that two resistance values are the 3rd voice coil line of 4 ohm, and a resistance value is the 4th voice coil line of 8 ohm.
Preferably, described in two, described in the 3rd voice coil line and, the 4th voice coil line is wound on the lateral wall of described sound ring frame uniformly.
The utility model also further proposes a kind of loud speaker, comprise voice coil loudspeaker voice coil and positive terminal, negative terminals, wherein, described voice coil loudspeaker voice coil comprises sound ring frame and is wound in the voice coil line on this sound ring frame, described voice coil line is provided with N root, wherein, N is more than or equal to 2 integer, the two ends of a voice coil line described in N root in voice coil line are respectively positive terminal and negative terminals, or the two ends that form after many voice coil line series windings in voice coil line described in N root are respectively positive terminal and negative terminals, described positive terminal and negative terminals be and negative terminals sub-connection sub with described positive terminal respectively.
The voice coil loudspeaker voice coil the utility model proposes, by be wound around the voice coil line that is no less than two at voice coil loudspeaker voice coil, at least two voice coil line series connection of voice coil loudspeaker voice coil or the two ends that a voice coil line forms and negative terminals sub-connection sub with positive terminal respectively, be connected with the voice coil line of various combination with negative terminals by positive terminal, the resistance value of the voice coil loudspeaker voice coil of and negative terminals sub-connection sub with positive terminal is changed, thereby improved the versatility of voice coil loudspeaker voice coil.And be different from the voice coil loudspeaker voice coil that needs to produce Multiple Type in prior art, and then make a voice coil loudspeaker voice coil can meet the demand of loud speaker for multiple standards resistance value.
Accompanying drawing explanation
Fig. 1 is the structural representation of the preferred embodiment of the utility model voice coil loudspeaker voice coil.
Realization, functional characteristics and the advantage of the utility model object, in connection with embodiment, are described further with reference to accompanying drawing.
Embodiment
Be described further with regard to the technical solution of the utility model below in conjunction with drawings and the specific embodiments.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
The utility model proposes a kind of loud speaker.
With reference to Fig. 1, Fig. 1 is the structural representation of the preferred embodiment of the utility model voice coil loudspeaker voice coil.In order to simplify accompanying drawing, in Fig. 1 only to be provided with two voice coil line on voice coil loudspeaker voice coil as example explanation.
In this preferred embodiment, loud speaker comprises voice coil loudspeaker voice coil and binding post, wherein, voice coil loudspeaker voice coil comprises sound ring frame 10 and is wound in the voice coil line 20 on this sound ring frame 10, voice coil line 20 is provided with N root, wherein, N is more than or equal to 2 integer, the two ends of a voice coil line 20 in N root voice coil line 20 are respectively positive terminal and negative terminals, or the two ends that form after many voice coil line in N root voice coil line 20 20 series windings are respectively positive terminal and negative terminals, positive terminal and negative terminals respectively with positive terminal and negative terminals sub-connection.
In the present embodiment, the concrete principle of this loud speaker for convenience of explanation, is specifically set to two as example take voice coil line 20, certainly, is wound in voice coil line 20 on this sound ring frame 10 and also can arranges three, four etc., and the utility model is not construed as limiting this.Be the 3rd voice coil line of 4 ohm as voice coil line 20 comprises two resistance values, and a resistance value is the 4th voice coil line of 8 ohm, two the 3rd voice coil line and one the 4th voice coil line are wound on the lateral wall of sound ring frame 10 uniformly.Now, the normal impedance value of loud speaker can be 4 ohm, 8 ohm and 16 ohm.In addition, it should be noted that, between all voice coil line 20, separate guarantee is as only used a voice coil line 20 to connect binding post time, and other voice coil line 20 can not impact the voice coil line 20 connecting.
In the time that voice coil line 20 is provided with two, voice coil line 20 comprises that a resistance value is first voice coil line 21 of 4 ohm, and a resistance value is second voice coil line 22 of 8 ohm.The first voice coil line 21 and the second voice coil line 22 are wound on the lateral wall of sound ring frame 10 uniformly, and, in the present embodiment, the first voice coil line 21 and the second voice coil line 22 can be used as same strand and be wound in equably on sound ring frame 10.Wherein, it is the follow-up explanation of being convenient to that the two ends of the first voice coil line 21 are respectively the a(shown in Fig. 1, represent head end take a) and b(be convenient to explanation as follow-up, represent tail end with a), it is the follow-up explanation of being convenient to that the second voice coil line 22 two ends are respectively the c(shown in Fig. 1, represent head end take c) and d(as follow-up be convenient to explanation, represent tail end with d).
In the present embodiment, as to want production standard resistance value be the loud speaker of 12 ohm, positive terminal is connected with the head end (being a point) of the first voice coil line 21 and the tail end (being d point) of the second voice coil line 22 respectively with negative terminals sub-connection, meanwhile, the head end of the tail end of the first voice coil line 21 and the second voice coil line 22 will couple together.
As to want production standard resistance value be the loud speaker of 4 ohm, positive terminal is connected with head end (being a point) and the tail end (being b point) of the first voice coil line 21 respectively with negative terminals.
As to want production standard resistance value be the loud speaker of 8 ohm, positive terminal is connected with head end (being c point) and the tail end (being d point) of the second voice coil line 22 respectively with negative terminals.
In addition, it should be noted that, voice coil line 20 can be taked multiple connected mode with positive terminal and negative terminals.As according to the difference of the normal impedance value selected, by the two ends of a voice coil line 20, or the two ends of voice coil line 20 after multiple series connection, be welded in respectively on the positive terminal and negative terminals of binding post.The positive terminal of binding post is connected with the positive and negative plate of power supply respectively with negative terminals again.
As multiple electrodes can be set, if when voice coil line 20 is set to N root, electrode needs to arrange N+1.Wherein, many voice coil line 20 are connected, and in the junction of adjacent two voice coil line 20, an electrode are set, simultaneously, the head end forming after 20 series connection of many voice coil line is connected respectively two electrodes with tail end, and positive terminal is optionally connected with two electrodes in N+1 with negative terminals.
Certainly, can toggle mechanism be set on loud speaker, in the time that loud speaker dispatches from the factory, the positive terminal of binding post is not connected with voice coil line 20 with negative terminals yet.In the time of the different normal impedance of user's choice for use, by stirring the toggle mechanism arranging on loud speaker, thereby the positive terminal of binding post is connected with negative terminals with corresponding electrode, and then makes loud speaker set different normal impedance values.
The loud speaker that the present embodiment proposes, by be wound around the voice coil line 20 that is no less than two at voice coil loudspeaker voice coil, the two ends that at least two voice coil line 20 are connected or a voice coil line 20 forms of voice coil loudspeaker voice coil are and negative terminals sub-connection sub with positive terminal respectively, be connected with the voice coil line 20 of various combination with negative terminals by positive terminal, the resistance value of the voice coil loudspeaker voice coil of and negative terminals sub-connection sub with positive terminal is changed, thereby improved the versatility of voice coil loudspeaker voice coil.And be different from the voice coil loudspeaker voice coil that needs to produce Multiple Type in prior art, and then make a voice coil loudspeaker voice coil can meet the demand of loud speaker for multiple standards resistance value.
Further, sound ring frame 10 is cylindric, and voice coil line 20 is wound on the lateral wall of sound ring frame 10.
Further, be wound in voice coil line 20 shape twist on the lateral wall of sound ring frame 10.
By voice coil line 20 being saved twist shape maximizing to the shared volume of voice coil line 20 being wound on sound ring frame 10.
Further, on the lateral wall of voice coil line 20, be coated with insulating barrier.Thereby on the lateral wall of voice coil line 20, be coated with insulating barrier and reduced the coiling restriction of voice coil line 20, many voice coil line 20, can phase mutual interference between them in the time adopting cross winding yet.Particularly, in the present embodiment, voice coil line 20 is enamel covered wire.
The present embodiment further also proposes a kind of voice coil loudspeaker voice coil.
With reference to Fig. 1, Fig. 1 is the structural representation of the preferred embodiment of the utility model voice coil loudspeaker voice coil.
In this preferred embodiment, voice coil loudspeaker voice coil comprises sound ring frame 10 and is wound in the voice coil line 20 on this sound ring frame 10, voice coil line 20 is provided with N root, wherein, N is more than or equal to 2 integer, the two ends of a voice coil line 10 in N root voice coil line 10 are respectively positive terminal and negative terminals, or the two ends that form after many voice coil line in N root voice coil line 10 10 series windings are respectively positive terminal and negative terminals, positive terminal and negative terminals are respectively used to positive terminal and the negative terminals sub-connection with loud speaker.Particularly, 20 two kinds of combinations of concrete proposition voice coil line in the present embodiment.
The first is combined as: voice coil line 20 comprises that resistance value is first voice coil line 21 of 4 ohm, and resistance value is second voice coil line 22 of 8 ohm, and now, the first voice coil line 21 and the second voice coil line 22 are wound on the lateral wall of sound ring frame 10 uniformly.
The second is combined as: voice coil line 20 comprises that two resistance values are the 3rd voice coil line of 4 ohm, and a resistance value is the 4th voice coil line of 8 ohm, and now, two the 3rd voice coil line and one the 4th voice coil line are wound on the lateral wall of sound ring frame 10 uniformly.
In other variant embodiment, voice coil line 20 also can be other combination, and the utility model is not construed as limiting this.
Further, sound ring frame 10 is cylindric, and voice coil line 20 is wound on the lateral wall of sound ring frame 10.
Further, be wound in voice coil line 20 shape twist on the lateral wall of sound ring frame 10.
Further, on the lateral wall of voice coil line 20, be coated with insulating barrier.
The voice coil loudspeaker voice coil that the present embodiment proposes, by be wound around the voice coil line 20 that is no less than two at voice coil loudspeaker voice coil, the two ends that at least two voice coil line 20 are connected or a voice coil line 20 forms of voice coil loudspeaker voice coil are and negative terminals sub-connection sub with positive terminal respectively, be connected with the voice coil line 20 of various combination with negative terminals by positive terminal, the resistance value of the voice coil loudspeaker voice coil of and negative terminals sub-connection sub with positive terminal is changed, thereby improved the versatility of voice coil loudspeaker voice coil.And be different from the voice coil loudspeaker voice coil that needs to produce Multiple Type in prior art, and then make a voice coil loudspeaker voice coil can meet the demand of loud speaker for multiple standards resistance value.
The foregoing is only preferred embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure transformation that utilizes the utility model specification and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (9)
1. a voice coil loudspeaker voice coil, comprise sound ring frame and be wound in the voice coil line on this sound ring frame, it is characterized in that, described voice coil line is provided with N root, wherein, N is more than or equal to 2 integer, the two ends of a voice coil line described in N root in voice coil line are respectively positive terminal and negative terminals, or the many rear two ends that form of voice coil line series winding in voice coil line are respectively positive terminal and negative terminals described in N root, described positive terminal and negative terminals are respectively used to positive terminal and the negative terminals sub-connection with loud speaker.
2. voice coil loudspeaker voice coil as claimed in claim 1, is characterized in that, described sound ring frame is cylindric, and described voice coil line is wound on the lateral wall of described sound ring frame.
3. voice coil loudspeaker voice coil as claimed in claim 2, is characterized in that, is wound in the described voice coil line shape twist on the lateral wall of described sound ring frame.
4. the voice coil loudspeaker voice coil as described in any one in claims 1 to 3, is characterized in that, on the lateral wall of described voice coil line, is coated with insulating barrier.
5. voice coil loudspeaker voice coil as claimed in claim 4, is characterized in that, described voice coil line comprises that a resistance value is first voice coil line of 4 ohm, and a resistance value is second voice coil line of 8 ohm.
6. the voice coil loudspeaker voice coil as described in any one in claim 5, is characterized in that, described in one, described in the first voice coil line and, the second voice coil line is wound on the lateral wall of described sound ring frame uniformly.
7. voice coil loudspeaker voice coil as claimed in claim 4, is characterized in that, described voice coil line comprises that two resistance values are the 3rd voice coil line of 4 ohm, and a resistance value is the 4th voice coil line of 8 ohm.
8. the voice coil loudspeaker voice coil as described in any one in claim 7, is characterized in that, described in two, described in the 3rd voice coil line and, the 4th voice coil line is wound on the lateral wall of described sound ring frame uniformly.
9. a loud speaker, it is characterized in that, comprise as claimed in any of claims 1 to 8 in one of claims voice coil loudspeaker voice coil and positive terminal, negative terminals, wherein, the positive terminal of described voice coil loudspeaker voice coil and negative terminals respectively with described positive terminal and negative terminals sub-connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320760001.7U CN203596910U (en) | 2013-11-26 | 2013-11-26 | Voice coil and loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320760001.7U CN203596910U (en) | 2013-11-26 | 2013-11-26 | Voice coil and loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203596910U true CN203596910U (en) | 2014-05-14 |
Family
ID=50677765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320760001.7U Expired - Lifetime CN203596910U (en) | 2013-11-26 | 2013-11-26 | Voice coil and loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203596910U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106028236A (en) * | 2016-06-22 | 2016-10-12 | 青岛海信移动通信技术股份有限公司 | Loudspeaker and terminal |
| CN110381415A (en) * | 2019-08-27 | 2019-10-25 | 联想(北京)有限公司 | A kind of loudspeaker, information processing unit and method |
| CN114051199A (en) * | 2021-11-15 | 2022-02-15 | 联想(北京)有限公司 | Electronic device and control method thereof |
-
2013
- 2013-11-26 CN CN201320760001.7U patent/CN203596910U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106028236A (en) * | 2016-06-22 | 2016-10-12 | 青岛海信移动通信技术股份有限公司 | Loudspeaker and terminal |
| CN110381415A (en) * | 2019-08-27 | 2019-10-25 | 联想(北京)有限公司 | A kind of loudspeaker, information processing unit and method |
| CN110381415B (en) * | 2019-08-27 | 2021-06-15 | 联想(北京)有限公司 | Loudspeaker, information processing device and method |
| CN114051199A (en) * | 2021-11-15 | 2022-02-15 | 联想(北京)有限公司 | Electronic device and control method thereof |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140514 |