CN204231658U - Short-circuited conducting sleeve and loud speaker - Google Patents
Short-circuited conducting sleeve and loud speaker Download PDFInfo
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- CN204231658U CN204231658U CN201420645823.5U CN201420645823U CN204231658U CN 204231658 U CN204231658 U CN 204231658U CN 201420645823 U CN201420645823 U CN 201420645823U CN 204231658 U CN204231658 U CN 204231658U
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- conducting sleeve
- circuited conducting
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Abstract
The utility model relates to a kind of short-circuited conducting sleeve and loud speaker.A kind of short-circuited conducting sleeve, comprise body, body is circular, and one end of body is provided with the rib of a circle varus, and the bottom margin of rib is provided with limiting section, and limiting section is provided with the first through hole.A kind of loud speaker, its magnetic structure comprises washer, toroidal magnet, T iron and short-circuited conducting sleeve, short-circuited conducting sleeve comprises body, body is circular, one end of body is provided with the rib of a circle varus, the bottom margin of rib is provided with limiting section, limiting section is provided with the first through hole, short-circuited conducting sleeve is enclosed within pole piece post one end of T iron, limiting section is fixed on the end face of pole piece post of T iron, toroidal magnet, washer overlay on T iron successively, and with the pole piece post of T iron outside form toroid gap, toroid is provided with voice coil loudspeaker voice coil in gap.In the utility model, the coil of voice coil loudspeaker voice coil works in the effective range of short-circuited conducting sleeve, thus makes loudspeaker high frequency export increase, frequency response broadening, reduces harmonic distortion, improves performance and the quality of loud speaker.
Description
Technical field
The utility model relates to loudspeaker techniques field, particularly relates to a kind of short-circuited conducting sleeve and loud speaker.
Background technology
Along with the development of science and technology, loud speaker has been widely used in the equipment such as TV, computer, automobile, mobile phone, loud speaker operationally, the coil of its voice coil loudspeaker voice coil can depart from the effective range of short-circuited conducting sleeve in motion process, cause short-circuited conducting sleeve effectively can not suppress the voice coil loudspeaker voice coil induction reactance produced during voice coil loudspeaker voice coil energising motion, voice coil loudspeaker voice coil induction reactance constantly rises along with the change of frequency, thus causes harmonic distortion to strengthen.
Utility model content
Based on this, the purpose of this utility model is the defect overcoming prior art, provides a kind of short-circuited conducting sleeve and loud speaker, effectively suppresses voice coil loudspeaker voice coil induction reactance, reduces harmonic distortion, improves performance and the quality of loud speaker.
A kind of short-circuited conducting sleeve, comprise body, described body is circular, and one end of body is provided with the rib of a circle varus, and the bottom margin of described rib is provided with limiting section, and described limiting section is provided with the first through hole.
Wherein in an embodiment, described rib is circular arc, and seamlessly transits between described rib and limiting section.
Wherein in an embodiment, described short-circuited conducting sleeve is made of metal.
Wherein in an embodiment, described metal is copper.
A kind of loud speaker, its magnetic structure comprises washer, toroidal magnet, T iron and short-circuited conducting sleeve, described short-circuited conducting sleeve comprises body, described body is circular, one end of body is provided with the rib of a circle varus, the bottom margin of described rib is provided with limiting section, described limiting section is provided with the first through hole, described short-circuited conducting sleeve is enclosed within pole piece post one end of described T iron, described limiting section is fixed on the end face of pole piece post of T iron, toroidal magnet, washer overlays on T iron successively, and with the pole piece post of T iron outside form toroid gap, voice coil loudspeaker voice coil is provided with in described toroid gap.
Wherein in an embodiment, the pole piece post of described T iron is provided with the second through hole matched.
Wherein in an embodiment, it is characterized in that, described short-circuited conducting sleeve is made of metal.
Wherein in an embodiment, it is characterized in that, described metal is copper.
Below the advantage of preceding solution or principle are described:
In the utility model, body one end of short-circuited conducting sleeve is provided with the rib of a circle varus, at the bottom margin of rib, limiting section is set, the pole piece post that short-circuited conducting sleeve is set in T iron is undertaken spacing and fixing by limiting section, the first through hole arranged is beneficial to heat radiation, when speaker operation, pass through rib, the coil of voice coil loudspeaker voice coil can not depart from short-circuited conducting sleeve in motion process, and work in the effective range of short-circuited conducting sleeve, thus loudspeaker high frequency is made to export increase, frequency response broadening, reduce harmonic distortion, improve performance and the quality of loud speaker.
Accompanying drawing explanation
Fig. 1 is the structural representation of the short-circuited conducting sleeve described in the utility model embodiment;
Fig. 2 is the structural representation of the loud speaker described in the utility model embodiment.
1, body, 2, T iron, 3, washer, 4, toroidal magnet, 5, coil, 10, rib, 11, limiting section.
Embodiment
As shown in Figure 1, the short-circuited conducting sleeve in the present embodiment, comprises body 1, and described body 1 is in circular, and one end of body 1 is provided with the rib 10 of a circle varus, and the bottom margin of described rib 10 is provided with limiting section 11, and described limiting section 11 is provided with the first through hole.
In this enforcement, described rib 10 is circular arc, prevents from interfering other parts, and seamlessly transits between described rib 10 and limiting section 11, avoid stress to concentrate, and increases the life-span of short-circuited conducting sleeve.
Preferably, described short-circuited conducting sleeve is made up of metal material, and further, described metal is copper, and copper ring effectively can improve high frequency response, reduce harmonic distortion, and it is moderate.
As shown in Figure 2, loud speaker in the present embodiment, its magnetic structure comprises washer 3, toroidal magnet 4, T iron 2 and short-circuited conducting sleeve, described short-circuited conducting sleeve comprises body 1, described body 1 is in circular, one end of body 1 is provided with the rib 10 of a circle varus, the bottom margin of described rib 10 is provided with limiting section 11, described limiting section 11 is provided with the first through hole, described short-circuited conducting sleeve is enclosed within pole piece post one end of described T iron 2, described limiting section 11 is fixed on the end face of pole piece post of T iron 2, toroidal magnet 4, washer 3 overlays on T iron 2 successively, and with the pole piece post of T iron 2 outside form toroid gap, voice coil loudspeaker voice coil is provided with in described toroid gap.
In the present embodiment, body 1 one end of short-circuited conducting sleeve is provided with the rib 10 of a circle varus, at the bottom margin of rib 10, limiting section 11 is set, the pole piece post that short-circuited conducting sleeve is set in T iron 2 is undertaken spacing and fixing by limiting section 11, the first through hole arranged is beneficial to heat radiation, when speaker operation, by rib 10, the coil 5 of voice coil loudspeaker voice coil can not depart from short-circuited conducting sleeve in motion process, and work in the effective range of short-circuited conducting sleeve, thus loudspeaker high frequency is made to export increase, frequency response broadening, reduce harmonic distortion, improve performance and the quality of loud speaker.
Described limiting section 11 is provided with the first through hole, the pole piece post of described T iron 2 is provided with the second through hole matched, and the setting of the first through hole and the second through hole, not only saves material, and make the pole piece post of short-circuited conducting sleeve and T iron 2 coordinate better, improve performance and the quality of loud speaker.
Preferably, described short-circuited conducting sleeve is made up of metal material, and further, described metal is copper, and copper ring effectively can improve high frequency response, reduce harmonic distortion, and it is moderate.
Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this specification is recorded.
The above embodiment only have expressed several execution mode of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.
Claims (8)
1. a short-circuited conducting sleeve, is characterized in that, comprises body, and described body is circular, and one end of body is provided with the rib of a circle varus, and the bottom margin of described rib is provided with limiting section, and described limiting section is provided with the first through hole.
2. short-circuited conducting sleeve according to claim 1, is characterized in that, described rib is circular arc, and seamlessly transits between described rib and limiting section.
3. short-circuited conducting sleeve according to claim 1, is characterized in that, described short-circuited conducting sleeve is made of metal.
4. short-circuited conducting sleeve according to claim 3, is characterized in that, described metal is copper.
5. a loud speaker, it is characterized in that, its magnetic structure comprises washer, toroidal magnet, T iron and short-circuited conducting sleeve, described short-circuited conducting sleeve comprises body, described body is circular, one end of body is provided with the rib of a circle varus, the bottom margin of described rib is provided with limiting section, described limiting section is provided with the first through hole, described short-circuited conducting sleeve is enclosed within pole piece post one end of described T iron, described limiting section is fixed on the end face of pole piece post of T iron, toroidal magnet, washer overlays on T iron successively, and with the pole piece post of T iron outside form toroid gap, voice coil loudspeaker voice coil is provided with in described toroid gap.
6. loud speaker according to claim 5, is characterized in that, the pole piece post of described T iron is provided with the second through hole matched.
7. loud speaker according to claim 6, is characterized in that, described short-circuited conducting sleeve is made of metal.
8. loud speaker according to claim 7, is characterized in that, described metal is copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420645823.5U CN204231658U (en) | 2014-10-30 | 2014-10-30 | Short-circuited conducting sleeve and loud speaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420645823.5U CN204231658U (en) | 2014-10-30 | 2014-10-30 | Short-circuited conducting sleeve and loud speaker |
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| Publication Number | Publication Date |
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| CN204231658U true CN204231658U (en) | 2015-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420645823.5U Active CN204231658U (en) | 2014-10-30 | 2014-10-30 | Short-circuited conducting sleeve and loud speaker |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106488367A (en) * | 2016-10-09 | 2017-03-08 | 深圳市得辉达智能科技有限公司 | A kind of Ultrathin speaker and its portable audio |
| CN107509147A (en) * | 2017-09-21 | 2017-12-22 | 惠州超声音响有限公司 | A kind of magnetic circuit of loudspeaker with U-shaped short-circuited conducting sleeve |
| CN108668208A (en) * | 2018-05-16 | 2018-10-16 | 歌尔股份有限公司 | A kind of loud speaker |
-
2014
- 2014-10-30 CN CN201420645823.5U patent/CN204231658U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106488367A (en) * | 2016-10-09 | 2017-03-08 | 深圳市得辉达智能科技有限公司 | A kind of Ultrathin speaker and its portable audio |
| CN106488367B (en) * | 2016-10-09 | 2022-05-20 | 深圳市得辉达智能科技有限公司 | Ultra-thin loudspeaker and portable stereo set thereof |
| CN107509147A (en) * | 2017-09-21 | 2017-12-22 | 惠州超声音响有限公司 | A kind of magnetic circuit of loudspeaker with U-shaped short-circuited conducting sleeve |
| GB2566827A (en) * | 2017-09-21 | 2019-03-27 | Premium Loudspeakers Hui Zhou Co Ltd | Loudspeaker magnetic circuit system having u-shaped short-circuit ring |
| GB2566827B (en) * | 2017-09-21 | 2019-12-18 | Tymphany Acoustic Tech Huizhou Co Ltd | Loudspeaker magnetic circuit system having u-shaped short-circuit ring |
| CN107509147B (en) * | 2017-09-21 | 2023-12-12 | 惠州迪芬尼声学科技股份有限公司 | Loudspeaker magnetic circuit system with U-shaped short circuit ring |
| CN108668208A (en) * | 2018-05-16 | 2018-10-16 | 歌尔股份有限公司 | A kind of loud speaker |
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| GR01 | Patent grant |