CN205647987U - Utilize magnetic circuit of special -shaped magnet and contain this magnetic circuit's speaker - Google Patents
Utilize magnetic circuit of special -shaped magnet and contain this magnetic circuit's speaker Download PDFInfo
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- CN205647987U CN205647987U CN201620366514.3U CN201620366514U CN205647987U CN 205647987 U CN205647987 U CN 205647987U CN 201620366514 U CN201620366514 U CN 201620366514U CN 205647987 U CN205647987 U CN 205647987U
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- magnetic conduction
- magnetic circuit
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Abstract
The utility model discloses an utilize the magnetic circuit of special -shaped magnet, including magnetic conductive upper plate, magnet, guiding core and magnetic conduction hypoplastron, the magnet set up in between magnetic conductive upper plate and the magnetic conduction hypoplastron, guiding core set up in the top of magnetic conduction hypoplastron, magnetic conductive upper plate set up in guiding core's periphery, the cross section of magnet is hollow square, adopts the special -shaped magnetic bodies of 4 groups to close and forms, the bottom of the special -shaped magnet of above -mentioned every group be convex, and the arcs of the special -shaped magnet of 4 groups are mutually supported, and to constitute the intercalary band gapped circular, and the special -shaped magnet of every group contains the side that two length equal, square limits are constituteed to two sides of two double -phase neighbours' the special -shaped magnet of 2 groups. Additionally, the utility model provides a speaker that contains this magnetic circuit. The utility model discloses select for use special -shaped magnet as the magnet of magnetic circuit, it has increased heat radiating area in long -pending to lead magnetic surface in the increase, and simultaneously, guiding core adopts hollow structure, and then takes away the heat.
Description
Technical field
The present invention relates to a kind of magnetic circuit system, more particularly relate to a kind of magnetic circuit system being applied to speaker, belong to loudspeaker techniques field.
Background technology
Along with the development of sound reinforcement system and universal, market is more and more stronger to the demand of overlength distance transfer voice and high-power specialty speaker, it is therefore desirable to the horn loudspeaker that developed horse power is big, lightweight, volume is little, price is low, highly sensitive carrys out meeting the market requirement.At present, powerful speaker caloric value is the biggest, and this partial heat is concentrated mainly on magnetic circuit system, and unusual common reason in high temperature failure numerous cause of damage that are speaker, it constrains speaker raising in terms of power to a great extent, and then affects acoustic performance and the reliability of speaker.And in magnetic circuit system conventional at present, the magnets using rule more, make magnetic circuit all be limited by very large in terms of magnetic conductive area and area of dissipation.
Summary of the invention
Goal of the invention:
Present invention aim at for the deficiencies in the prior art, it is provided that a kind of magnetic circuit system utilizing abnormity magnet simultaneously increasing magnetic conductive area and area of dissipation.
Meanwhile, the present invention also provides for a kind of speaker comprising above-mentioned magnetic circuit system solving the problems referred to above.
Technical scheme:
A kind of magnetic circuit system utilizing abnormity magnet of the present invention, including magnetic conduction upper plate, magnet, magnetic conduction core and magnetic conduction lower plate, described magnet is arranged between described magnetic conduction upper plate and magnetic conduction lower plate, described magnetic conduction core is arranged at the top of described magnetic conduction lower plate, described magnetic conduction upper plate is arranged at the periphery of described magnetic conduction core, the cross section of described magnet is the square of hollow, uses 4 groups of abnormity magnet combination to form；The bottom of above-mentioned often group abnormity magnet is circular arc, the circular arc of 4 groups of abnormity magnets cooperates and forms the middle circle with gap, often group abnormity magnet comprises two equal sides of length, and two sides of 2 groups of the most adjacent abnormity magnets form a foursquare limit.
Being further defined to of technical solutions of the utility model, described often group abnormity magnet is made up of the little abnormity magnet that 2 shapes are symmetrical.
Further, described magnetic conduction core be provided centrally with cavity.
Further, described magnetic conduction lower plate is provided with radiating groove.
This utility model also provides for another technical scheme: the speaker of a kind of magnetic circuit system comprising above-mentioned utilization abnormity magnet.
Further, a kind of speaker including utilizing the magnetic circuit system of abnormity magnet, described speaker is horn loudspeaker, electromotive force cone loudspeaker.
Beneficial effect: a kind of magnetic circuit system utilizing abnormity magnet that this utility model provides, select abnormity magnet as the magnet of magnetic circuit, while increasing magnetic conductive area, add area of dissipation, simultaneously, magnetic circuit uses Open architecture, magnetic conduction core uses hollow structure, and air-flow can be discharged smoothly by this hole, and then takes away heat, magnet uses the structure of multiple magnet arrays, and between magnet and magnet, leaving gap, air-flow can be discharged smoothly by these gaps, and then takes away heat；Speaker of the present utility model has the features such as lightweight, thickness is thin, price is low, magnetic energy is big, heat dispersion is excellent, low-frequency effect is good, fundamentally improves speaker temperature under high power work state.
Accompanying drawing explanation
Fig. 1 is the front view of a kind of magnetic circuit system utilizing abnormity magnet described in the utility model；
Fig. 2 is the sectional view of a kind of magnetic circuit system utilizing abnormity magnet described in the utility model；
Fig. 3 is the installation diagram of a kind of magnet utilizing abnormity magnet described in embodiment 1；
Fig. 4 be the special-shaped magnet in the magnetic circuit system described in embodiment 1 structural representation；
Fig. 5 is the structural representation of the magnetic conduction lower plate in the magnetic circuit system described in embodiment 1.
Detailed description of the invention
Below by accompanying drawing, technical solution of the present invention is described in detail, but protection scope of the present invention is not limited to described embodiment.
Embodiment 1 :A kind of magnetic circuit system utilizing abnormity magnet, its front view is as it is shown in figure 1, its sectional view is as in figure 2 it is shown, include magnetic conduction upper plate 1, magnet 2, magnetic conduction core 4 and magnetic conduction lower plate 3, and whole system is designed to rectangular profile, takes full advantage of space.
Described magnet 2 is arranged between described magnetic conduction upper plate 1 and magnetic conduction lower plate 3, and magnet 2 uses abnormity magnet, and the installation diagram of described magnet 2, as it is shown on figure 3, its cross section is the square of hollow, uses 4 groups of abnormity magnet combination to form；The bottom of above-mentioned often group abnormity magnet is circular arc, the circular arc of 4 groups of abnormity magnets cooperates and forms the middle circle with gap 5, often group abnormity magnet comprises two equal sides of length, and two sides of 2 groups of the most adjacent abnormity magnets form a foursquare limit.Described often group abnormity magnet is made up of the little abnormity magnet that 2 shapes are symmetrical, the structural representation of little abnormity magnet as shown in Figure 4, the design of the present embodiment abnormity magnet, magnet magnetic conductive area can be increased, and then obtain higher magnetic property.The quantity of described magnet 2 is at least 2, leaves gap 5 between adjacent 2 magnets 2, and air-flow can be discharged smoothly by these gaps, and then takes away heat.
Described magnetic conduction core 4 is arranged at the top of described magnetic conduction lower plate 3, magnetic conduction core 4 be provided centrally with cavity 6, air-flow can be discharged smoothly by this hole, and then takes away heat.
Described magnetic conduction upper plate 1 is arranged at the periphery of described magnetic conduction core 4, and magnetic conduction lower plate 3 is provided with radiating groove 7, even if its structural representation is as it is shown in figure 5, magnetic circuit system is placed on the ground, it is possible to causes air flow through radiating groove and dispels the heat to surrounding.
Present embodiments provide the speaker of a kind of magnetic circuit system comprising above-mentioned high efficiency and heat radiation, described speaker is horn loudspeaker, electromotive force cone loudspeaker, speaker has the advantages that magnetic energy product is big, radiating efficiency is high, and it is a significant increase power capacity, and improves the reliability of its work.
Although as it has been described above, represented and described the present invention with reference to specific preferred embodiment, but it shall not be construed as the restriction to the present invention self.Under the spirit and scope of the present invention premise defined without departing from claims, can various changes can be made in the form and details to it.
Claims (6)
1. the magnetic circuit system utilizing abnormity magnet, including magnetic conduction upper plate (1), magnet (2), magnetic conduction core (4) and magnetic conduction lower plate (3), described magnet (2) is arranged between described magnetic conduction upper plate (1) and magnetic conduction lower plate (3), described magnetic conduction core (4) is arranged at the top of described magnetic conduction lower plate (3), described magnetic conduction upper plate (1) is arranged at the periphery of described magnetic conduction core (4), it is characterized in that, the square that cross section is hollow of described magnet (2), uses 4 groups of abnormity magnet combination to form；The bottom of above-mentioned often group abnormity magnet is circular arc, the circular arc of 4 groups of abnormity magnets cooperates and forms the middle circle with gap (5), often group abnormity magnet comprises two equal sides of length, and two sides of 2 groups of the most adjacent abnormity magnets form a foursquare limit.
Utilize the magnetic circuit system of abnormity magnet the most according to claim 1, it is characterised in that described often group abnormity magnet is made up of the little abnormity magnet that 2 shapes are symmetrical.
The most according to claim 1 utilize abnormity magnet magnetic circuit system, it is characterised in that described magnetic conduction core (4) be provided centrally with cavity (6).
Utilize the magnetic circuit system of abnormity magnet the most according to claim 1, it is characterised in that described magnetic conduction lower plate (3) is provided with radiating groove (7).
5. the speaker of the magnetic circuit system utilizing abnormity magnet comprised described in claim 1 ~ 4 any claim.
A kind of speaker including utilizing the magnetic circuit system of abnormity magnet the most according to claim 5, it is characterised in that described speaker is horn loudspeaker, electromotive force cone loudspeaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620366514.3U CN205647987U (en) | 2016-04-27 | 2016-04-27 | Utilize magnetic circuit of special -shaped magnet and contain this magnetic circuit's speaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620366514.3U CN205647987U (en) | 2016-04-27 | 2016-04-27 | Utilize magnetic circuit of special -shaped magnet and contain this magnetic circuit's speaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205647987U true CN205647987U (en) | 2016-10-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620366514.3U Active CN205647987U (en) | 2016-04-27 | 2016-04-27 | Utilize magnetic circuit of special -shaped magnet and contain this magnetic circuit's speaker |
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| CN (1) | CN205647987U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107995569A (en) * | 2017-12-22 | 2018-05-04 | 厦门东声电子有限公司 | A kind of more magnetic loudspeaker driving structures and more magnetic loudspeakers |
-
2016
- 2016-04-27 CN CN201620366514.3U patent/CN205647987U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107995569A (en) * | 2017-12-22 | 2018-05-04 | 厦门东声电子有限公司 | A kind of more magnetic loudspeaker driving structures and more magnetic loudspeakers |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 211100 two, B unit 300, Zhihui Road, Kirin science and Technology Innovation Park, Jiangning District, Nanjing, Jiangsu. Patentee after: Jiangsu cloud world Safe Technology Ltd Address before: 210000 Block C, block 4, Guping Gang, Nanjing, Jiangsu Province, two Patentee before: Jiangsu Puduoze Safe Technology Ltd |
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| CP03 | Change of name, title or address |