CN109495825A - Cut magnetic circuit loudspeaker - Google Patents
Cut magnetic circuit loudspeaker Download PDFInfo
- Publication number
- CN109495825A CN109495825A CN201811632624.XA CN201811632624A CN109495825A CN 109495825 A CN109495825 A CN 109495825A CN 201811632624 A CN201811632624 A CN 201811632624A CN 109495825 A CN109495825 A CN 109495825A
- Authority
- CN
- China
- Prior art keywords
- magnetic
- magnet
- slot
- conductive part
- voice coil
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/025—Magnetic circuit
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2400/00—Loudspeakers
- H04R2400/11—Aspects regarding the frame of loudspeaker transducers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The present invention discloses a kind of section of magnetic circuit loudspeaker, it includes magnetic conductive part, magnet, Hua Si, the first voice coil and the second voice coil, magnet is set to the one side of magnetic conductive part, Hua Si is set to magnet, magnetic gap is formed between magnetic conductive part and Hua Si, first voice coil is set to magnetic gap, and the another side of magnetic conductive part is equipped with slot between magnetic, and the second voice coil is between magnetic in slot.The application's cuts magnetic circuit loudspeaker, pass through the slot between opening up magnetic in magnetic conductive part backwards to the one side of magnet, the magnetic field that magnet generates can pass through slot between magnetic, form cutting magnetic field, second voice coil will form additional magnetic circuit system after slot is interior between magnetic, the range of loudspeaker can not only be made to increase, and the volume of loudspeaker can be reduced.
Description
Technical field
The present invention relates to loudspeaker fields, and in particular, to one kind cuts magnetic circuit loudspeaker.
Background technique
Loudspeaker is widely applied to the various aspects of production and living, and the loudspeaker in traditional product has independent magnetic circuit
System, in magnetic structure need and loudspeaker corresponds, and want to obtain the loudspeaker of multiple ranges, unavoidably need
Multiple speaker combinations are wanted just to be able to achieve, not only cost of manufacture is big in this way, but also the volume of the loudspeaker group obtained is big, and pole is not square
Just it transports and uses.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of section of magnetic circuit loudspeaker.
A kind of magnetic circuit loudspeaker that cuts disclosed by the invention includes magnetic conductive part, magnet, Hua Si, the first voice coil and the second voice coil；
Magnet is set to the one side of magnetic conductive part；Hua Si is set to magnet；Magnetic gap is formed between magnetic conductive part and Hua Si；First voice coil is set to magnetic
Gap；The another side of magnetic conductive part is equipped with slot between magnetic；Second voice coil is between magnetic in slot.
According to an embodiment of the present invention, magnetic conductive part includes magnetic conductance seat and magnetizer；The bottom end periphery of magnetic conductance seat is equipped with and leads
Magnetic pole；Magnetizer is set to magnetic conductance seat, and one end of magnetizer is located in magnetic conductance seat, and the other end is exposed to outside the bottom end of magnetic conductance seat；
Magnet is set to magnetizer and is located at one end in magnetic conductance seat；Hua Si is set to magnet；It is formed between magnetic between the inner wall and Hua Si of magnetic conductance seat
Gap；Magnetizer is exposed to one end outside magnetic conductance seat bottom end and forms slot between magnetic between conducting magnetic column.
According to an embodiment of the present invention, wide between 1.5mm-4mm between slot between magnetic.
Compared with the existing technology, the beneficial aspects that the application cuts magnetic circuit loudspeaker are: by magnetic conductive part backwards to magnet
One side slot between opening up magnetic, magnet generate magnetic field can pass through magnetic between slot, formed cutting magnetic field, the second voice coil be set to magnetic between slot
It will form additional magnetic circuit system after interior, the range of loudspeaker can not only be made to increase, and the volume of loudspeaker can be reduced.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:
Fig. 1 is that magnetic circuit loudspeaker structural schematic diagram is cut in embodiment 1；
Fig. 2 is that magnetic circuit loudspeaker structural schematic diagram is cut in embodiment 2.
Description of symbols:
1, magnetic conductive part；12, magnetic conductance seat；121, conducting magnetic column；13, magnetizer；11, slot between magnetic；2, magnet；3, Hua Si；4,
One voice coil；5, magnetic gap；6, the second voice coil.
Specific embodiment
Multiple embodiments of the invention will be disclosed with schema below, as clearly stated, the details in many practices
It will be explained in the following description.It should be appreciated, however, that the details in these practices is not applied to limit the present invention.Also
It is to say, in some embodiments of the invention, the details in these practices is non-essential.In addition, for the sake of simplifying schema,
Some known usual structures and component will be painted it in the drawings in simply illustrative mode.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention
In explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if should
When particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, not especially censure
The meaning of order or cis-position, also non-to limit the present invention, the component described just for the sake of difference with same technique term
Or operation, it is not understood to indicate or imply its relative importance or implicitly indicates the number of indicated technical characteristic
Amount." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one of the features.In addition, each
Technical solution between a embodiment can be combined with each other, but must can be implemented as base with those of ordinary skill in the art
Plinth will be understood that the combination of this technical solution is not present when conflicting or cannot achieve when occurs in the combination of technical solution,
Also not the present invention claims protection scope within.
For that can further appreciate that the contents of the present invention, feature and effect, following 2 embodiment is hereby enumerated, and cooperate attached drawing detailed
Carefully it is described as follows:
Embodiment 1:
Referring to Fig.1, Fig. 1 is that magnetic circuit loudspeaker structural schematic diagram is cut in embodiment 1.Magnetic circuit loudspeaker packet is cut in the present embodiment
Include magnetic conductive part 1, magnet 2, Hua Si 3, the first voice coil 4 and the second voice coil 6.
Magnet 2 is set to the one side of magnetic conductive part 1, and magnetic conductive part 1 is T iron in the present embodiment, and the middle part of magnetic conductive part 1 has cylinder
Platform, magnet 2 are ringshaped magnet, and magnet 2 is set to magnetic conductive part 1, and are set in outside the cylinder table at 1 middle part of magnetic conductive part, and between the two
With gap.China this 3 be set to magnet 2, the present embodiment China this 3 for ring-type.The cylinder table at the middle part of magnetic conductive part 1 and China this between 3
It is formed with magnetic gap 5.First voice coil 4 is set in magnetic gap 5, and the first voice coil 4 carries out sounding with corresponding vibrating diaphragm and ring connection.
The another side of magnetic conductive part 1 is equipped with slot 11 between magnetic, is the opening up on one side backwards to cylinder table of magnetic conductive part 1 in the present embodiment
There is slot 11 between magnetic, the cross section of slot 11 is ring-type between magnetic, wide between 1.5mm-4mm therebetween.Second voice coil 6 is set to slot 11 between magnetic
Interior, the second voice coil 6 carries out sounding with corresponding vibrating diaphragm and ring connection.
Magnet 2 generate Distribution of Magnetic Field around itself, the magnetic field pass through magnetic between slot 11 when, be the meeting in slot 11 between magnetic
Cutting magnetic field is formed, the second voice coil 6 sets the movement that can do cutting magnetic in the inner, additional magnetic circuit system formed, to form volume
Outer audio can not only be such that the range of loudspeaker increases, and can reduce the volume of loudspeaker.
Embodiment 2:
It is that magnetic circuit loudspeaker structural schematic diagram is cut in embodiment 2 referring to Fig. 2, Fig. 2.Magnetic circuit loudspeaker is cut in the present embodiment
Including magnetic conductive part 1, magnet 2, Hua Si 3, the first voice coil 4 and the second voice coil 6.
Magnetic conductive part 1 includes magnetic conductance seat 12 and magnetizer 13, and magnetic conductance seat 12 is approximately bowl-shape in the present embodiment, magnetic conductance seat 12
Bottom end periphery is equipped with conducting magnetic column 121 namely conducting magnetic column 121 is located on the periphery of bowl-shape 12 bottom end of magnetic conductance seat.Magnetizer 13 is set to
Magnetic conductance seat 12, and one end of magnetizer 13 is located in magnetic conductance seat 12, the other end passes through the bottom end of magnetic conductance seat 12 and is exposed to magnetic conduction
Outside 12 bottom ends of seat, magnetizer 13 is bonded with magnetic conductance seat 12.Magnet 2 is set to magnetizer 13 and is located at one end in magnetic conductance seat 12, Hua Si 3
Set on magnet 2.This forms magnetic gap 5 between 3 for the inner wall of magnetic conductance seat 12 and China, and magnetizer 13 is exposed to one outside 12 bottom end of magnetic conductance seat
Slot 11 between forming magnetic between conducting magnetic column 121 is held, it is wide between 1.5mm-4mm between slot 11 between magnetic.First voice coil 4 is set between magnetic
In gap 5, the second voice coil 6 is set between magnetic in slot 11, the first voice coil 4 and the second voice coil 6 respectively with corresponding vibrating diaphragm and ring
Connection carries out sounding.
By the way that magnetic conductive part 1 is divided into compatible magnetic conductance seat 12 and magnetizer 13 in the present embodiment, magnetic conductance seat 12 can be convenient for
And the respectively die sinking assembly of magnetizer 13, it is easy to the formation of slot 11 between magnetic, improves production efficiency；Further, it is also possible to according to demand
The design of varied shapes is carried out to loudspeaker.
To sum up, the magnetic circuit loudspeaker that cuts of the application passes through the slot between opening up magnetic in magnetic conductive part backwards to the one side of magnet, magnet
The magnetic field of generation can pass through slot between magnetic, form cutting magnetic field, and the second voice coil will form additional magnetic circuit system after being set between magnetic in slot
System, can not only be such that the range of loudspeaker increases, and can reduce the volume of loudspeaker.
The upper only embodiments of the present invention, are not intended to restrict the invention.For those skilled in the art
For, the invention may be variously modified and varied.All any modifications made in spirit and principles of the present invention are equal
Replacement, improvement etc., should all be included within scope of the presently claimed invention.
Claims (3)
1. one kind cuts magnetic circuit loudspeaker, including magnetic conductive part (1), magnet (2), Hua Si (3) and the first voice coil (4)；The magnet (2)
One side set on the magnetic conductive part (1)；The Hua Si (3) is set to the magnet (2)；The magnetic conductive part (1) and the Hua Si (3)
Between be formed with magnetic gap (5)；First voice coil (4) is set to the magnetic gap (5)；It is characterized by:
It further includes the second voice coil (6)；The another side of the magnetic conductive part (1) is equipped with slot (11) between magnetic；Second voice coil (6) sets
Between the magnetic in slot (11).
2. according to claim 1 section of magnetic circuit loudspeaker, which is characterized in that the magnetic conductive part (1) includes magnetic conductance seat (12)
And magnetizer (13)；The bottom end periphery of the magnetic conductance seat (12) is equipped with conducting magnetic column (121)；The magnetizer (13) is set to described lead
Magnetic support (12), and one end of the magnetizer (13) is located in the magnetic conductance seat (12), the other end is exposed to the magnetic conductance seat
(12) outside bottom end；The magnet (2) is set to the magnetizer (13) and is located at one end in the magnetic conductance seat (12)；The Hua Si
(3) magnet (2) are set to；Magnetic gap (5) are formed between the inner wall and the Hua Si (3) of the magnetic conductance seat (12)；It is described to lead
Magnet (13) is exposed to one end outside the magnetic conductance seat (12) bottom end and forms slot (11) between magnetic between the conducting magnetic column (121).
3. according to claim 1 or 2 section of magnetic circuit loudspeaker, which is characterized in that between the magnetic between slot (11) it is wide
Between 1.5mm-4mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811632624.XA CN109495825A (en) | 2018-12-29 | 2018-12-29 | Cut magnetic circuit loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811632624.XA CN109495825A (en) | 2018-12-29 | 2018-12-29 | Cut magnetic circuit loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109495825A true CN109495825A (en) | 2019-03-19 |
Family
ID=65713161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811632624.XA Pending CN109495825A (en) | 2018-12-29 | 2018-12-29 | Cut magnetic circuit loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109495825A (en) |
-
2018
- 2018-12-29 CN CN201811632624.XA patent/CN109495825A/en active Pending
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