CN204014046U - Loud speaker - Google Patents
Loud speaker Download PDFInfo
- Publication number
- CN204014046U CN204014046U CN201420363804.3U CN201420363804U CN204014046U CN 204014046 U CN204014046 U CN 204014046U CN 201420363804 U CN201420363804 U CN 201420363804U CN 204014046 U CN204014046 U CN 204014046U
- Authority
- CN
- China
- Prior art keywords
- short
- circuited conducting
- conducting sleeve
- voice coil
- washer
- 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.)
- Expired - Lifetime
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 24
- 229910052742 iron Inorganic materials 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The utility model discloses a kind of loud speaker, comprise shell, magnetic circuit system and vibrational system, described magnetic circuit system and described vibrational system are accommodated and are fixed in shell, described magnetic circuit system comprises magnet, washer and magnetic conduction portion, and, described loud speaker also comprises short-circuited conducting sleeve, described short-circuited conducting sleeve comprises the first short-circuited conducting sleeve and the second short-circuited conducting sleeve, described first, second short-circuited conducting sleeve is arranged at respectively the both sides at the corresponding described voice coil loudspeaker voice coil of described washer two ends, and described short-circuited conducting sleeve is concordant near described magnetic gap one side with described washer.Loud speaker of the present utility model, voice coil loudspeaker voice coil inductance when the design of the upper and lower two short-circuited conducting sleeves of washer can effectively reduce speaker operation, especially improve the frequency response of loudspeaker high frequency, extend the high-end frequency response range of loud speaker, the acoustical behavior that improves loud speaker, two parts short-circuited conducting sleeve is concordant near magnetic gap one side with washer, and short-circuited conducting sleeve does not take magnetic gap space, avoid short-circuited conducting sleeve to voice coil loudspeaker voice coil vibration effect, ensured the acoustical behavior of loud speaker.
Description
Technical field
The utility model relates to electroacoustic field, especially relates to the loud speaker that a kind of acoustical behavior is good.
Background technology
Speaker unit in the course of the work, when the vibration of external drive current drives voice coil loudspeaker voice coil, also can cause rightabout induced current, especially in the time of high frequency, the self-induction of voice coil loudspeaker voice coil self is excessive, and the induced current of generation is larger, speaker operation is exerted an influence, cause high frequency frequency response impaired.The loud speaker of traditional structure, in washer lower end, place a short-circuited conducting sleeve around magnet, short-circuited conducting sleeve can be offset the impact of voice coil loudspeaker voice coil induced current on loud speaker internal magnetic field, but only arrange a short-circuited conducting sleeve to speaker unit acoustical behavior to improve effect limited.
Therefore, be necessary to propose a kind of improvement to overcome traditional structure loud speaker defect.
Utility model content
Technical problem to be solved in the utility model is to provide the loud speaker that a kind of acoustical behavior is good.
To achieve these goals, the utility model is by the following technical solutions:
A kind of loud speaker, comprise shell, magnetic circuit system and vibrational system, described magnetic circuit system and described vibrational system are accommodated and are fixed in shell, described magnetic circuit system comprises magnet, washer and magnetic conduction portion, described washer and described magnet are fixed, described magnetic conduction portion and described washer form magnetic gap, described vibrational system comprises ring, connector, ball top, bullet involves voice coil loudspeaker voice coil, described voice coil loudspeaker voice coil is arranged in described magnetic gap, and: described loud speaker also comprises short-circuited conducting sleeve, described short-circuited conducting sleeve comprises the first short-circuited conducting sleeve and the second short-circuited conducting sleeve, described the first short-circuited conducting sleeve and the second short-circuited conducting sleeve are arranged at respectively the both sides at the corresponding described voice coil loudspeaker voice coil of described washer two ends, described short-circuited conducting sleeve is near described voice coil loudspeaker voice coil setting, described short-circuited conducting sleeve is concordant near described magnetic gap one side with described washer.
As the preferred technical scheme of one, described magnetic conduction portion is T iron, and described magnet and described washer are loop configuration, and described annular magnet and annular washer arrange around described T iron, and described short-circuited conducting sleeve arranges around described T iron.
As the preferred technical scheme of another kind, described magnetic conduction portion is basin frame, and described magnet and described washer are arranged in described basin frame, and described magnet and described washer are column structure.
As above scheme further preferably, described magnetic conduction portion is basin frame, described magnet and described washer are arranged in described basin frame, described magnet and described washer are column structure.Another kind as above scheme is preferred, and described loud speaker also comprises the second magnet, and described the second magnet is arranged at described washer near described vibrational system one side.
As such scheme preferably, described short-circuited conducting sleeve is the material that conductance is high, as further preferably, described short-circuited conducting sleeve material is copper or aluminium.
The utility model loud speaker, the both sides at the corresponding voice coil loudspeaker voice coil of washer two ends are provided with short-circuited conducting sleeve, and short-circuited conducting sleeve, near voice coil loudspeaker voice coil setting, can reduce better voice coil loudspeaker voice coil inductance in the time of loudspeaker high frequency sounding, improve the frequency response of loudspeaker high frequency, extend high-end frequency response range, improve loud speaker acoustical behavior, simultaneously, two parts short-circuited conducting sleeve is concordant near a side of magnetic gap with washer, short-circuited conducting sleeve does not take magnetic gap space, avoids short-circuited conducting sleeve on the impact of voice coil loudspeaker voice coil generation of vibration, has ensured the acoustical behavior of loud speaker.
Brief description of the drawings
Fig. 1 is the utility model loud speaker embodiment mono-exploded view;
Fig. 2 is loud speaker cutaway view shown in Fig. 1;
Fig. 3 is the utility model loud speaker embodiment bis-exploded views;
Fig. 4 is loud speaker cutaway view shown in Fig. 3.
Embodiment
Below in conjunction with accompanying drawing, describe the utility model content in detail:
Embodiment mono-:
As shown in Figures 1 and 2, the loud speaker of the present embodiment, comprise shell 2, shell 2 inside are accommodated and are fixed with vibrational system and magnetic circuit system, and vibrational system comprises the ring 1, connector 3, ball top 4, bullet ripple 5 and the skeleton voice coil loudspeaker voice coil 6 that are wholely set, as shown in Figure 2, ring 1 is fixing with skeleton voice coil loudspeaker voice coil 6 by connector 3, ball top 4 is fixed on skeleton voice coil loudspeaker voice coil 6, plays ripple 5 and is fixed on skeleton voice coil loudspeaker voice coil 6 peripheries, and skeleton voice coil loudspeaker voice coil 6 is played to certralizing ability; As shown in Figure 1 and Figure 2, the loud speaker of the present embodiment, vibrational system comprises T iron 10, be arranged at the magnet 9 of T iron 10 near vibrational system one side, magnet 9 is provided with washer 8 near vibrational system one side, and magnet 9 arranges around T iron 10 centres with washer 8, and washer 8 forms magnetic gap with T iron 10, as shown in Figure 2, the voice coil loudspeaker voice coil part of skeleton voice coil loudspeaker voice coil 6 is arranged in magnetic gap.As shown in Figures 1 and 2, loud speaker is also provided with electrical connection section 11, electrical connection section 11 is electrically connected skeleton voice coil loudspeaker voice coil 6 with external circuit, the external circuit signal of telecommunication is passed to by electrical connection section 11 in the voice coil loudspeaker voice coil of skeleton voice coil loudspeaker voice coil 6, being arranged at curent change in the voice coil loudspeaker voice coil in magnetic gap makes skeleton voice coil loudspeaker voice coil 6 receive Lorentz force and up-down vibration, drive vibrational system vibration sounding, speaker operation.
As shown in Figures 1 and 2, the self inductance current producing for fear of voice coil loudspeaker voice coil self-induction affects speaker operation and acoustical behavior, washer 8 is provided with the first short-circuited conducting sleeve 71 near ring 1 one sides, washer 8 is provided with the second short-circuited conducting sleeve 72 away from ring 1 one sides, and the first short-circuited conducting sleeve 71, the second short-circuited conducting sleeve 72 are arranged at respectively the both sides at the upper and lower two ends of voice coil loudspeaker voice coil part of the corresponding skeleton voice coil loudspeaker voice coil 6 of washer 8.As shown in Figure 2, the first short-circuited conducting sleeve 71, the second short-circuited conducting sleeve 72 is arranged at magnetic gap inner frame voice coil loudspeaker voice coil 6 vibration areas, the first short-circuited conducting sleeve 71, the second short-circuited conducting sleeve 72 is near the voice coil loudspeaker voice coil part of skeleton voice coil loudspeaker voice coil 6, the first short-circuited conducting sleeve 71, the second short-circuited conducting sleeve 72 is concordant near T iron 10 centre one sides with washer 8 near T iron 10 centre one sides, i.e. the first short-circuited conducting sleeve 71, the second short-circuited conducting sleeve 72 is concordant near a side of magnetic gap with washer 8, loud speaker of the present utility model, voice coil loudspeaker voice coil inductance when the design of the upper and lower two short-circuited conducting sleeves of washer can effectively reduce speaker operation, especially improve the frequency response of loudspeaker high frequency, extend the high-end frequency response range of loud speaker, improve the acoustical behavior of loud speaker, two parts short-circuited conducting sleeve is concordant near magnetic gap one side with washer, short-circuited conducting sleeve does not take magnetic gap space, avoid short-circuited conducting sleeve to voice coil loudspeaker voice coil vibration effect, ensure the acoustical behavior of loud speaker.
Loadspeaker structure shown in Fig. 1 and Fig. 2 is only the embodiment of the utility model loud speaker, as shown in Figure 2, the second short-circuited conducting sleeve 72 is arranged at magnet 9 inner sides, the first short-circuited conducting sleeve is arranged at the upside of washer 8, in actual application, in order not affect magnet 9 volumes, can on washer 8, corresponding short-circuited conducting sleeve setting dodge, short-circuited conducting sleeve can be arranged in dodging of washer 8, improves the utilance in inside loudspeakers space, thereby further improves the acoustical behavior of loud speaker.
Embodiment bis-:
The loadspeaker structure of the present embodiment is identical with the loadspeaker structure mentality of designing of embodiment mono-, different from the loadspeaker structure of embodiment mono-interior description is magnetic circuit system design, as shown in Figures 3 and 4, the magnetic circuit of loudspeaker of the present embodiment, comprise basin frame 10a, magnet and washer structure are arranged at basin frame 10a inside, and magnet and washer are column structure, and washer coordinates formation magnetic gap with basin frame 10a.As shown in Figures 3 and 4, in order to improve the magnetic flux in magnetic gap, the present embodiment loadspeaker structure, magnet comprises the first magnet 9a and the second magnet 9b, between the first magnet 9a and the second magnet 9b, is fixedly installed washer 8a.Washer 8a is provided with the second short-circuited conducting sleeve 72a near the first magnet 9a mono-side, washer 8a is provided with the first short-circuited conducting sleeve 71a near the second magnet 9b mono-side, the first short-circuited conducting sleeve 71a, the second short-circuited conducting sleeve 72a is arranged at respectively the both sides up and down at the voice coil loudspeaker voice coil part two ends of the corresponding skeleton voice coil loudspeaker voice coil 6 of washer 8a, the first short-circuited conducting sleeve 71a, the second short-circuited conducting sleeve 72a is arranged at the vibration area of magnetic gap inner frame voice coil loudspeaker voice coil 6, near the voice coil loudspeaker voice coil part of skeleton voice coil loudspeaker voice coil 6, the first short-circuited conducting sleeve 71a, the second short-circuited conducting sleeve 72a is concordant near basin frame 10a mono-side with washer 8a, be that two parts short-circuited conducting sleeve is concordant near a side of magnetic gap with washer 8a.The loud speaker of the present embodiment, voice coil loudspeaker voice coil inductance when the design of the upper and lower two short-circuited conducting sleeves of washer can effectively reduce speaker operation, especially improve the frequency response of loudspeaker high frequency, extend the high-end frequency response range of loud speaker, the acoustical behavior that improves loud speaker, two parts short-circuited conducting sleeve is concordant near magnetic gap one side with washer, and short-circuited conducting sleeve does not take magnetic gap space, avoid short-circuited conducting sleeve to voice coil loudspeaker voice coil vibration effect, ensured the acoustical behavior of loud speaker.
As shown in Figure 4, the loud speaker of the present embodiment, corresponding the second short-circuited conducting sleeve 72a of washer 8a is provided with avoiding structure, and the second short-circuited conducting sleeve 72a is arranged in the avoiding structure of washer 8a, improve inside loudspeakers space availability ratio, thereby further improve the acoustical behavior of loud speaker.The loud speaker of the present embodiment, the first short-circuited conducting sleeve 71a arranges around the second magnet 9b, and in actual application, washer 8a can dodge in corresponding the first short-circuited conducting sleeve 71a setting.The corresponding short-circuited conducting sleeve setting of washer is dodged, and in short-circuited conducting sleeve is arranged at and dodges, can improve inside loudspeakers space availability ratio, thereby improves the acoustical behavior of loud speaker.
In actual applications, short-circuited conducting sleeve adopts the high material of conductance, and preferably, short-circuited conducting sleeve can adopt the common metal material such as copper, aluminium.
These are only the utility model case study on implementation, be not limited to the utility model, as long as the equivalence that those of ordinary skill in the art do according to the utility model institute disclosure is modified or changed, all should include in the protection range of recording in claims.
Claims (6)
1. a loud speaker, comprise shell, magnetic circuit system and vibrational system, described magnetic circuit system and described vibrational system are accommodated and are fixed in shell, described magnetic circuit system comprises magnet, washer and magnetic conduction portion, described washer and described magnet are fixed, described magnetic conduction portion and described washer form magnetic gap, described vibrational system comprises ring, connector, ball top, bullet involves voice coil loudspeaker voice coil, described voice coil loudspeaker voice coil is arranged in described magnetic gap, it is characterized in that: described loud speaker also comprises short-circuited conducting sleeve, described short-circuited conducting sleeve comprises the first short-circuited conducting sleeve and the second short-circuited conducting sleeve, described the first short-circuited conducting sleeve and the second short-circuited conducting sleeve are arranged at respectively the both sides at the corresponding described voice coil loudspeaker voice coil of described washer two ends, described short-circuited conducting sleeve is near described voice coil loudspeaker voice coil setting, described short-circuited conducting sleeve is concordant near described magnetic gap one side with described washer.
2. loud speaker according to claim 1, is characterized in that: described magnetic conduction portion is T iron, and described magnet and described washer are loop configuration, and described annular magnet and annular washer arrange around described T iron, and described short-circuited conducting sleeve arranges around described T iron.
3. loud speaker according to claim 1, is characterized in that: described magnetic conduction portion is basin frame, and described magnet and described washer are arranged in described basin frame, and described magnet and described washer are column structure.
4. according to claim 2 or loud speaker claimed in claim 3, it is characterized in that: the corresponding described short-circuited conducting sleeve setting of described washer is dodged, described short-circuited conducting sleeve is arranged in described washer dodges.
5. loud speaker according to claim 3, is characterized in that: described loud speaker also comprises the second magnet, and described the second magnet is arranged at described washer near described vibrational system one side.
6. loud speaker according to claim 1, is characterized in that: described short-circuited conducting sleeve material is copper or aluminium.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420363804.3U CN204014046U (en) | 2014-07-02 | 2014-07-02 | Loud speaker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420363804.3U CN204014046U (en) | 2014-07-02 | 2014-07-02 | Loud speaker |
Publications (1)
Publication Number | Publication Date |
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CN204014046U true CN204014046U (en) | 2014-12-10 |
Family
ID=52053982
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201420363804.3U Expired - Lifetime CN204014046U (en) | 2014-07-02 | 2014-07-02 | Loud speaker |
Country Status (1)
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CN (1) | CN204014046U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107396260A (en) * | 2017-07-31 | 2017-11-24 | 歌尔丹拿音响有限公司 | Magnetic circuit system and horn single body |
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 |
WO2020078247A1 (en) * | 2018-10-15 | 2020-04-23 | 苏州上声电子股份有限公司 | Loudspeaker magnetic circuit system and loudspeaker |
-
2014
- 2014-07-02 CN CN201420363804.3U patent/CN204014046U/en not_active Expired - Lifetime
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107396260A (en) * | 2017-07-31 | 2017-11-24 | 歌尔丹拿音响有限公司 | Magnetic circuit system and horn single body |
CN107396260B (en) * | 2017-07-31 | 2023-10-03 | 歌尔智能科技有限公司 | Magnetic circuit system and loudspeaker monomer |
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 |
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 |
WO2020078247A1 (en) * | 2018-10-15 | 2020-04-23 | 苏州上声电子股份有限公司 | Loudspeaker magnetic circuit system and loudspeaker |
EP3869823A4 (en) * | 2018-10-15 | 2022-07-20 | Suzhou Sonavox Electronics Co., Ltd. | Loudspeaker magnetic circuit system and loudspeaker |
US20220232325A1 (en) * | 2018-10-15 | 2022-07-21 | Suzhou Sonavox Electronics Co., Ltd. | Magnetic circuit of loudspeaker and loudspeaker |
US11962987B2 (en) * | 2018-10-15 | 2024-04-16 | Suzhou Sonavox Electronics Co., Ltd. | Magnetic circuit of loudspeaker and loudspeaker |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee after: GOERTEK Inc. Address before: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee before: Goertek Inc. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20141210 |