CN208783083U - A kind of magnetic circuit of loudspeaker component - Google Patents
A kind of magnetic circuit of loudspeaker component Download PDFInfo
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- CN208783083U CN208783083U CN201821848636.1U CN201821848636U CN208783083U CN 208783083 U CN208783083 U CN 208783083U CN 201821848636 U CN201821848636 U CN 201821848636U CN 208783083 U CN208783083 U CN 208783083U
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- magnetic
- magnet
- magnetic conduction
- conduction iron
- yoke
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Abstract
The utility model discloses a kind of magnetic circuit of loudspeaker components, including yoke, centring magnet, side magnet and magnetic conduction iron, the centring magnet and side magnet are fixedly installed on respectively on the one side of the yoke, gap is equipped between the centring magnet and side magnet, the magnetic conduction ferropexy is set in the yoke, and the magnetic conduction iron is correspondingly arranged with the gap, the magnetic pole of one end of the magnetic pole of the one end of the magnetic conduction iron close to centring magnet with centring magnet close to yoke is opposite, the magnetic pole of one end of the magnetic pole of the one end of the side magnet close to magnetic conduction iron with magnetic conduction iron far from centring magnet is opposite, the centring magnet, magnetic conduction iron and side magnet form field circuit.Magnetically saturated phenomenon on yoke can be slowed down by the field circuit that centring magnet, magnetic conduction iron and side magnet are formed, the magnetic conduction ability of magnetic circuit of loudspeaker component is improved, promote the electroacoustic performance of loudspeaker.
Description
Technical field
The utility model relates to loudspeaker field more particularly to a kind of magnetic circuit of loudspeaker components.
Background technique
The overall volume of loudspeaker is smaller, and the device volume for being mounted on inside loudspeakers suffers restraints, wherein being used to correct
The magnetic line of force, the yoke for carrying out magnetic conduction is usually more slim, due to holding in normal use process with the magnet that yoke is used cooperatively
It is also easy to produce excessive magnetic flux, magnetic flux adds up to be easy to cause yoke magnetic saturation phenomenon on slim yoke, influences loudspeaker
Voice effect and performance.
Utility model content
The technical problem to be solved by the utility model is to provide raising for a kind of higher magnetic property and higher electroacoustic performance
Sound device magnetic circuit component.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model are as follows: a kind of magnetic circuit of loudspeaker component, packet
Yoke, centring magnet, side magnet and magnetic conduction iron are included, the centring magnet and side magnet are fixedly installed on the one of the yoke respectively
On side, gap is equipped between the centring magnet and side magnet, the magnetic conduction ferropexy is set in the yoke, and described
Magnetic conduction iron is correspondingly arranged with the gap, and the magnetic pole and centring magnet of the one end of the magnetic conduction iron close to centring magnet are close to yoke
One end magnetic pole on the contrary, the one end of the side magnet close to magnetic conduction iron magnetic pole and the one end of magnetic conduction iron far from centring magnet
Magnetic pole is on the contrary, the centring magnet, magnetic conduction iron and side magnet form field circuit.
It further, further include washer, the washer is set on one side of the centring magnet far from the yoke.
Further, the magnetic conduction iron is the magnet that magnetizes.
Further, the quantity of the magnetic conduction iron is two, and two magnetic conduction iron phases are in the yoke
The heart is symmetrical arranged.
Further, the quantity of the magnetic conduction iron is four, and the four magnetic conduction iron is set around the centring magnet
It sets.
Further, the both ends of the magnetic conduction iron are connect with the centring magnet and side magnet respectively.
Further, magnetic pole of the centring magnet close to one end of the yoke is the pole S, and the magnetic conduction iron is close to described
The magnetic pole of one end of centring magnet is the pole N, and magnetic pole of the magnetic conduction iron close to one end of the side magnet is the pole S, the side magnetic
Magnetic pole of the iron close to one end of the yoke is the pole N.
The utility model has the beneficial effects that: can be subtracted by the field circuit that centring magnet, magnetic conduction iron and side magnet are formed
Magnetically saturated phenomenon on slow yoke, improves the magnetic conduction ability of magnetic circuit of loudspeaker component, promotes the electroacoustic performance of loudspeaker.
Detailed description of the invention
Fig. 1 is the top view of the magnetic circuit of loudspeaker component of the utility model embodiment one；
Fig. 2 is the sectional view of the A-A along Fig. 1；
Fig. 3 is the explosive view of the magnetic circuit of loudspeaker component of the utility model embodiment one.
Label declaration:
1, yoke；2, centring magnet；3, side magnet；4, magnetic conduction iron；5, washer.
Specific embodiment
For technology contents, the objects and the effects that the utility model is described in detail, below in conjunction with embodiment and match
Attached drawing is closed to be explained.
The design of the utility model most critical is: can by the field circuit that centring magnet, magnetic conduction iron and side magnet are formed
Slow down magnetically saturated phenomenon on yoke.
Please refer to Fig. 1 to Fig. 3, a kind of magnetic circuit of loudspeaker component, including yoke 1, centring magnet 2, side magnet 3 and magnetic conduction iron
4, the centring magnet 2 and side magnet 3 are fixedly installed on respectively on the one side of the yoke 1, the centring magnet 2 and side magnetic
Gap is equipped between iron 3, the magnetic conduction iron 4 is fixedly installed in the yoke 1, and the magnetic conduction iron 4 is corresponding with the gap
Setting, the magnetic pole phase of the one end of the magnetic pole of the one end of the magnetic conduction iron 4 close to centring magnet 2 with centring magnet 2 close to yoke 1
Instead, the magnetic pole of the one end of the side magnet 3 close to magnetic conduction iron 4 and the magnetic pole of the one end of magnetic conduction iron 4 far from centring magnet 2 on the contrary,
The centring magnet 2, magnetic conduction iron 4 and side magnet 3 form field circuit.
The structural principle of the utility model is summarized as follows: the gap of centring magnet and side magnet is correspondingly provided with magnetic conduction iron, leads
Magnet connects the magnetic field of centring magnet and side magnet, and three is made to form effective field circuit, thus reduces magnetic field on yoke
Effect, prevent occurring magnetically saturated phenomenon on yoke, influence the electroacoustic performance of loudspeaker.
As can be seen from the above description, the utility model has the beneficial effects that: being formed by centring magnet, magnetic conduction iron and side magnet
Field circuit can slow down magnetically saturated phenomenon on yoke, improve the magnetic conduction ability of magnetic circuit of loudspeaker component, promote loudspeaker
Electroacoustic performance.
It further, further include washer 5, the washer 5 is set to one side of the centring magnet 2 far from the yoke 1
On.
Seen from the above description, washer is to provide uniform magnetic field required for voice coil moves, and improves the sensitivity of loudspeaker
And reduce its distortion.
Further, the magnetic conduction iron 4 is the magnet that magnetizes.
Seen from the above description, the magnetic conduction iron magnetic property to magnetize can be good, is readily configured field circuit.
Further, the quantity of the magnetic conduction iron 4 is two, and two magnetic conduction iron 4 is relative to the yoke 1
Center symmetric setting.
Further, the quantity of the magnetic conduction iron 4 is four, and the four magnetic conduction iron 4 surrounds the centring magnet 2
Setting.
Seen from the above description, multiple magnetic conduction iron and a centring magnet form multiple field circuits, effectively limitation yoke
There is magnetic saturation phenomenon.
Further, the both ends of the magnetic conduction iron 4 are connect with the centring magnet 2 and side magnet 3 respectively.
Seen from the above description, the both ends of magnetic conduction iron are in contact with centring magnet and side magnet respectively, can be formed stable
Field circuit.
Further, magnetic pole of the centring magnet 2 close to one end of the yoke 1 is the pole S, and the magnetic conduction iron 4 is close
The magnetic pole of one end of the centring magnet 2 is the pole N, and magnetic pole of the magnetic conduction iron 4 close to one end of the side magnet 3 is the pole S, institute
Stating magnetic pole of the side magnet 3 close to one end of the yoke 1 is the pole N.
Embodiment one
Please refer to Fig. 1 to Fig. 3, the embodiments of the present invention one are as follows: a kind of magnetic circuit of loudspeaker component, including yoke 1, in
Heart magnet 2, side magnet 3 and magnetic conduction iron 4, the centring magnet 2 and side magnet 3 are fixedly installed on the side of the yoke 1 respectively
On face, gap is equipped between the centring magnet 2 and side magnet 3, the magnetic conduction iron 4 is fixedly installed in the yoke 1, and institute
It states magnetic conduction iron 4 to be correspondingly arranged with the gap, specifically, the magnetic conduction iron 4 is the magnet that magnetizes.
Optionally, the both ends of magnetic conduction iron 4 are arranged respectively close to the centring magnet 2 with side magnet 3, feasible, described to lead
Magnet 4 is set in distance with the centring magnet 2 and side magnet 3, it is preferred that the both ends of the magnetic conduction iron 4 respectively with it is described in
Heart magnet 2 and side magnet 3 connect.
The magnetic pole of the one end of the magnetic conduction iron 4 close to centring magnet 2 and the magnetic pole of the one end of centring magnet 2 close to yoke 1
On the contrary, the magnetic pole phase of the one end of the magnetic pole of the one end of the side magnet 3 close to magnetic conduction iron 4 with magnetic conduction iron 4 far from centring magnet 2
Instead, the centring magnet 2, magnetic conduction iron 4 and side magnet 3 form field circuit.Specifically, the centring magnet 2 is close to the yoke
The magnetic pole of one end of iron 1 is the pole S, and magnetic pole of the magnetic conduction iron 4 close to one end of the centring magnet 2 is the pole N, the magnetic conduction iron
4 magnetic pole close to one end of the side magnet 3 is the pole S, and magnetic pole of the side magnet 3 close to one end of the yoke 1 is the pole N,
Another feasible program is that magnetic pole of the centring magnet 2 close to one end of the yoke 1 is the pole N, and the magnetic conduction iron 4 is close
The magnetic pole of one end of the centring magnet 2 is the pole S, and magnetic pole of the magnetic conduction iron 4 close to one end of the side magnet 3 is the pole N, institute
Stating magnetic pole of the side magnet 3 close to one end of the yoke 1 is the pole S；I.e. magnetic conduction iron 4 is with the centring magnet 2 with opposite pole phase
The mode of contact is attached, and magnetic conduction iron 4 is attached in a manner of being in contact with the side magnet 3 by opposite pole.
It further include washer 5, the washer 5 is set on one side of the centring magnet 2 far from the yoke 1.
Optionally, the quantity of the magnetic conduction iron 4 is two, and two magnetic conduction iron 4 is relative in the yoke 1
The heart is symmetrical arranged.Preferably, the quantity of the magnetic conduction iron 4 is four, and the four magnetic conduction iron 4 surrounds the centring magnet
2 settings, so it is easy to understand that the magnetic conduction iron 4 is arranged on the side of the centring magnet 2, is formed on 2 side of centring magnet
Four field circuits.
In conclusion a kind of magnetic circuit of loudspeaker component provided by the utility model, by centring magnet, magnetic conduction iron and side magnet
The field circuit of formation can slow down magnetically saturated phenomenon on yoke, improve the magnetic conduction ability of magnetic circuit of loudspeaker component, promote loudspeaking
The electroacoustic performance of device；Multiple magnetic conduction iron and a centring magnet form multiple field circuits, effectively limit yoke and magnetic saturation occur
Phenomenon.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalents made based on the specification and figures of the utility model are applied directly or indirectly in relevant technology neck
Domain is also included in the patent protection scope of the utility model.
Claims (7)
1. a kind of magnetic circuit of loudspeaker component, it is characterised in that: including yoke, centring magnet, side magnet and magnetic conduction iron, the center
Magnet and side magnet are fixedly installed on respectively on the one side of the yoke, and seam is equipped between the centring magnet and side magnet
Gap, the magnetic conduction ferropexy are set in the yoke, and the magnetic conduction iron is correspondingly arranged with the gap, and the magnetic conduction iron leans on
The magnetic pole and centring magnet of one end of nearly centring magnet close to one end of yoke magnetic pole on the contrary, the side magnet close to magnetic conduction iron
The magnetic pole of one end and the magnetic pole of the one end of magnetic conduction iron far from centring magnet on the contrary, the centring magnet, magnetic conduction iron and side magnet
Form field circuit.
2. magnetic circuit of loudspeaker component according to claim 1, it is characterised in that: further include washer, the washer is set to institute
It states on one side of the centring magnet far from the yoke.
3. according to magnetic circuit of loudspeaker component described in claim 1, it is characterised in that: the magnetic conduction iron is the magnet that magnetizes.
4. magnetic circuit of loudspeaker component according to claim 1, it is characterised in that: the quantity of the magnetic conduction iron is two, and
Center symmetric setting of two magnetic conduction iron phases for the yoke.
5. magnetic circuit of loudspeaker component according to claim 1, it is characterised in that: the quantity of the magnetic conduction iron is four, and
The four magnetic conduction iron is arranged around the centring magnet.
6. magnetic circuit of loudspeaker component according to claim 1, it is characterised in that: the both ends of the magnetic conduction iron respectively with it is described
Centring magnet is connected with side magnet.
7. magnetic circuit of loudspeaker component according to claim 1, it is characterised in that: the centring magnet is close to the yoke
The magnetic pole of one end is the pole S, and the magnetic pole of the one end of the magnetic conduction iron close to the centring magnet is the pole N, and the magnetic conduction iron is close to institute
The magnetic pole for stating one end of side magnet is the pole S, and the magnetic pole of the one end of the side magnet close to the yoke is the pole N.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821848636.1U CN208783083U (en) | 2018-11-09 | 2018-11-09 | A kind of magnetic circuit of loudspeaker component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821848636.1U CN208783083U (en) | 2018-11-09 | 2018-11-09 | A kind of magnetic circuit of loudspeaker component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208783083U true CN208783083U (en) | 2019-04-23 |
Family
ID=66163642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821848636.1U Active CN208783083U (en) | 2018-11-09 | 2018-11-09 | A kind of magnetic circuit of loudspeaker component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208783083U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111757238A (en) * | 2020-08-31 | 2020-10-09 | 歌尔股份有限公司 | Processing method of shell, shell structure and loudspeaker unit |
-
2018
- 2018-11-09 CN CN201821848636.1U patent/CN208783083U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111757238A (en) * | 2020-08-31 | 2020-10-09 | 歌尔股份有限公司 | Processing method of shell, shell structure and loudspeaker unit |
| CN111757238B (en) * | 2020-08-31 | 2021-01-22 | 歌尔股份有限公司 | Processing method of shell, shell structure and loudspeaker unit |
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Address after: 413000 building K1, standardized workshop, East Industrial Park, high tech Zone, Yiyang City, Hunan Province Patentee after: Yiyang Xinwei Acoustic Technology Co., Ltd Address before: 518000, No. 1013, West Ring Road, manhole street, Baoan District, Guangdong, Shenzhen Patentee before: SHENZHEN SUNWAY ACOUSTICS TECHNOLOGY Co.,Ltd. |