CN206524948U - Loudspeaker - Google Patents
Loudspeaker Download PDFInfo
- Publication number
- CN206524948U CN206524948U CN201720036262.2U CN201720036262U CN206524948U CN 206524948 U CN206524948 U CN 206524948U CN 201720036262 U CN201720036262 U CN 201720036262U CN 206524948 U CN206524948 U CN 206524948U
- Authority
- CN
- China
- Prior art keywords
- hole
- magnet steel
- conductive part
- magnetic conductive
- glue
- 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 - Fee Related
Links
- 239000003292 glue Substances 0.000 claims abstract description 73
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 67
- 239000010959 steel Substances 0.000 claims abstract description 67
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 abstract description 4
- 230000001070 adhesive effect Effects 0.000 abstract description 4
- 238000004026 adhesive bonding Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- -1 on the one hand Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The utility model provides a kind of loudspeaker.The loudspeaker includes vibrational system and drives the magnetic circuit system of the vibrational system vibration sounding, the magnetic circuit system includes magnetic conductive part and the magnet portion being fixedly arranged on the magnetic conductive part, it is characterized in that, at least one hole for injecting glue is offered on the region of the magnetic conductive part correspondence magnetic steel component, the hole for injecting glue, which runs through in the magnetic conductive part, the hole for injecting glue, to be injected glue the magnet portion is bonded and fixed on the magnetic conductive part.Compared with prior art, by opening up hole for injecting glue on the magnetic conductive part, and glue adhesive magnetic steel and magnetic conductive part are injected in the hole for injecting glue, both adhesive strengths can be strengthened.
Description
【Technical field】
The utility model is related to electroacoustic conversion art, more particularly to a kind of loudspeaker.
【Background technology】
With the arrival in mobile Internet epoch, the quantity of Intelligent mobile equipment constantly rises.And in numerous mobile devices
Among, undoubtedly most common, the most portable mobile terminal device of mobile phone.At present, the function of mobile phone and its various, one of them is just
It is the music function of high-quality, and the loudspeaker in mobile phone is to realize one of this high-quality music necessary requirement.
Existing Microspeaker generally all includes vibrational system and drives the magnetic circuit system of the vibrational system sounding, institute
Stating magnetic circuit system includes passing through glue between magnetic bowl and the main magnet steel being fixed on the magnetic bowl, main magnet steel and the magnetic bowl
Bonding, glue application area is larger to ensure bonding reliability, and in bonding process, larger bond area easily causes middle area
The air in domain is remained on main magnet steel, the flatness of product after influence bonding, simultaneously because the main magnet steel heavier-weight and place
In vacant state, the bonding force to glue requires also higher.
Therefore, it is necessary that providing a kind of new loudspeaker solves the above problems in fact.
【Utility model content】
The purpose of this utility model is to provide a kind of raising magnetic conductive part and the loudspeaker of bonding magnetic steel power.
In order to solve the above technical problems, a kind of loudspeaker is devised, including vibrational system and the driving vibrational system are shaken
The magnetic circuit system of dynamic sounding, the magnetic circuit system includes magnetic conductive part and the magnet portion being fixedly arranged on the magnetic conductive part, the magnetic conduction
At least one hole for injecting glue is offered on the region of the part correspondence magnetic steel component, the hole for injecting glue runs through the magnetic conductive part, described
Inject glue in hole for injecting glue the magnet portion is bonded and fixed on the magnetic conductive part.
Preferably, the glue in the hole for injecting glue passes through laser curing formation glue part.
Preferably, the magnetic conductive part is plate-like structure, and the magnet portion includes main magnet steel and around the main magnet steel
Secondary magnet steel, magnetic gap is formed between the main magnet steel and the secondary magnet steel.
Preferably, the magnetic conductive part includes the first fixed part being connected with the main magnet steel and around first fixed part
The second fixed part, the secondary magnet steel is connected with second fixed part.
Preferably, the injecting glue hole number is multiple and is uniformly opened in first fixed part.
Preferably, the quantity of the hole for injecting glue is five, and one of hole for injecting glue is located at the center of first fixed part
Position, remaining four hole for injecting glue are respectively arranged on the first fixed part corner and symmetrical on the center.
Preferably, the hole for injecting glue includes close to the first hole of the main magnet steel and the second hole away from the main magnet steel,
First hole is connected with second hole, and the aperture of the aperture more than first hole in second hole.
Preferably, the magnetic circuit system also includes the main pole core being located between the main magnet steel and the magnetic conductive part, institute
The position for stating correspondence first hole on main pole core offers through hole.
Compared with prior art, the loudspeaker that the utility model is provided has the advantages that：The magnetic conductive part and institute
State magnet steel gluing bonding and the region of the main magnet steel of correspondence opens up injection glue in hole for injecting glue, the hole for injecting glue on the magnetic conductive part
And solidified glue, so as to strengthen the magnet steel and the magnetic conductive part adhesive strength, it is preferred to use laser curing glue, on the one hand,
Glue after laser curing, viscosity can reach more than 5-10 times of common glue, improve magnet steel and magnetic conductive part bonding force, change
The bonding reliability of magnet steel and magnetic conductive part has been apt to it, while there is provided advantage for further increase magnet steel weight；On the other hand,
After magnet steel and magnetic conductive part are glued, hole for injecting glue is opened up on magnetic conductive part can provide the exhaust space of air, effectively improve the gluing of product
Flatness.
【Brief description of the drawings】
The perspective exploded view for the loudspeaker that Fig. 1 provides for the utility model；
Fig. 2 is the three-dimensional assembling schematic diagram of loudspeaker shown in Fig. 1；
Fig. 3 is sectional view of the loudspeaker along A-A shown in Fig. 2；
Fig. 4 is the structural representation of the magnetic conductive part of loudspeaker shown in Fig. 1.
【Embodiment】
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Please refer to Fig. 1 to Fig. 3, wherein, the perspective exploded view for the loudspeaker that Fig. 1 provides for the utility model,
Fig. 2 is the three-dimensional assembling schematic diagram of loudspeaker shown in Fig. 1, and Fig. 3 is sectional view of the loudspeaker along A-A shown in Fig. 2.The utility model
There is provided a kind of loudspeaker 100, the loudspeaker 100 includes frame 10, the magnetic circuit system 30 being contained in the frame 10, received
It is dissolved in the frame 10 and is driven to produce the vibrational system 50 of sound, be fixed on the frame 10 by the magnetic circuit system 30
It is interior to be used to realize the conducting terminal 70 being electrically connected with extraneous.
Fig. 4 is please referred to, is the structural representation of the magnetic conductive part of loudspeaker shown in Fig. 1.The magnetic circuit system 30 includes
Magnetic conductive part 31 and the main magnet steel 33 being fixed on the magnetic conductive part 31.The magnetic conductive part 31 can be plate-like structure, or be U
Type structure, or be bowl structure.In the present embodiment, the magnetic conductive part 31 is tabular, and it is arranged at the bottom of frame 10
Portion.The magnetic circuit system 30 further comprises being fixedly arranged on the secondary magnet steel 35 set on the magnetic conductive part 31 around the main magnet steel 33
And it is attached at the train wheel bridge 37 on the secondary magnet steel 35.In the present embodiment, the quantity of the main magnet steel 33 is two, the side of being
Shape magnet steel, is stacked along the direction of vibration of the vibrational system 50.In the present embodiment, the quantity of the secondary magnet steel 35 is four
It is individual, set around the main magnet steel 33 and form magnetic gap.
The magnetic conductive part 31 is connected with the main magnet steel 33 and the gluing of the secondary magnet steel 35, and it includes and the main magnet steel
The first fixed part 311 and the second fixed part 313 around first fixed part 311 of 33 correspondence connections, the secondary magnet steel 35
It is connected with second fixed part 313.To strengthen the bonding force of first fixed part 311 and the main magnet steel 33, more enter one
Hole for injecting glue 315 is offered on step ground, first fixed part 311, the hole for injecting glue 315 runs through the magnetic conductive part 31.The note
The glue part 90 being contained in the hole for injecting glue 315 is formed after injection glue curing in glue hole 315, the glue part 90 is further
It is bonded the main magnet steel 33 and the magnetic conductive part 31.It is preferred that, hole for injecting glue 315 described in the laser curing produced by laser equipment
Glue its viscosity after interior glue, laser curing can reach more than 5-10 times of common glue, improves main magnet steel 33 and leads
The bonding force of magnetic part 31, improves the bonding reliability of main magnet steel 33 and magnetic conductive part 31.When designing the magnetic circuit system 30, because
The enhancing of both bonding forces, can further increase the weight of the main magnet steel 33.Simultaneously note is opened up in first fixed part 311
Glue hole 315, can also discharge air when the main magnet steel 33 and the glued magnetic conductive part 31, effectively improve the glued plane of product
Degree.It is understood that in other embodiments, can also open up hole for injecting glue on the second fixed part 313, glue is injected by hole for injecting glue
Water causes secondary magnet steel 35 to be fixed on the second fixed part 313.
The hole for injecting glue 315 includes second close to the first hole 3151 of the main magnet steel 33 and away from the main magnet steel 33
Hole 3153, first hole 3151 is connected with second hole 3153, and the aperture in second hole 3153 is more than described the
The aperture in one hole 3151.
It is preferred that, the quantity of the hole for injecting glue 315 is multiple, is uniformly opened in first fixed part 311.In this reality
Apply in example, the quantity of the hole for injecting glue 315 is five, and one of them is located at the described first center for fixing 311, and other four
It is individual to be symmetrical arranged on the center, specially it is divided into four edges of first fixed part 311.
It is preferred that, the magnetic circuit system 30 further comprises the main pole core 39 for covering the main magnet steel 33, the main pole core
39 are located between the magnetic conductive part 31 and the main magnet steel 33, corresponding, the correspondence of main pole core 39 first hole
3153 position offers through hole 391, and the size of the through hole 391 is identical with the size in first hole 3153.
The vibrational system 50 includes the voice coil loudspeaker voice coil that vibrating diaphragm 51, the driving vibrating diaphragm 51 vibrate being fixed in the frame 10
53 and the top dome portion 55 that is located between the vibrating diaphragm 51 and the voice coil loudspeaker voice coil 53.The voice coil loudspeaker voice coil 53 inserts the He of main magnet steel 33
In the magnetic gap of the formation of secondary magnet steel 35.
The glue part 90 is formed by injecting the glue curing in the hole for injecting glue 315, and it is contained in the hole for injecting glue
In 315 and its shape is identical with the shape of the hole for injecting glue 315.
The loudspeaker 100 that the utility model is provided has the advantages that：The magnetic magnetic conductive part and the magnet steel are glued
The bonding and region of correspondence magnet steel opens up hole for injecting glue on the magnetic conductive part, in the hole for injecting glue injection glue and solidified glue from
And strengthen the magnet steel and magnetic conductive part adhesive strength, it is preferred to use laser curing glue, on the one hand, the glue after laser curing,
Viscosity can reach more than 5-10 times of common glue, improve the bonding force of magnet steel and magnetic conductive part, improve magnet steel and magnetic conduction
The bonding reliability of part, while there is provided advantage for the further weight for increasing magnet steel；On the other hand, magnet steel and magnetic conductive part
Hole for injecting glue is opened up after gluing, on magnetic conductive part can provide the exhaust space of air, effectively improve the glued flatness of product.
Above-described is only embodiment of the present utility model, it should be noted here that for the ordinary skill of this area
For personnel, on the premise of the utility model creation design is not departed from, improvement can also be made, but these belong to this practicality
New protection domain.
Claims (8)
1. a kind of loudspeaker, including vibrational system and the magnetic circuit system for driving the vibrational system vibration sounding, the magnetic circuit system
System includes magnetic conductive part and the magnet portion being fixedly arranged on the magnetic conductive part, it is characterised in that the magnetic conductive part correspondence magnet portion
Region on offer at least one hole for injecting glue, the hole for injecting glue run through in the magnetic conductive part, the hole for injecting glue injection glue with
Just the magnet portion is bonded and fixed on the magnetic conductive part.
2. loudspeaker according to claim 1, it is characterised in that the glue in the hole for injecting glue is formed by laser curing
Glue part.
3. loudspeaker according to claim 1, it is characterised in that the magnetic conductive part is plate-like structure, the magnet portion
Including main magnet steel and around the secondary magnet steel of the main magnet steel, magnetic gap is formed between the main magnet steel and the secondary magnet steel.
4. loudspeaker according to claim 3, it is characterised in that the magnetic conductive part include being connected with the main magnet steel the
One fixed part and the second fixed part around first fixed part, the secondary magnet steel are connected with second fixed part.
5. loudspeaker according to claim 4, it is characterised in that the injecting glue hole number is multiple and be uniformly opened in institute
State in the first fixed part.
6. loudspeaker according to claim 5, it is characterised in that the quantity of the hole for injecting glue is five, one of note
Glue hole is located at the center of first fixed part, and remaining four hole for injecting glue is respectively arranged on the first fixed part corner and pass
It is symmetrical in the center.
7. the loudspeaker according to claim any one of 4-6, it is characterised in that the hole for injecting glue is included close to the main magnetic
First hole of steel and the second hole away from the main magnet steel, first hole is connected with second hole, and second hole
Aperture be more than first hole aperture.
8. loudspeaker according to claim 7, it is characterised in that the magnetic circuit system also includes being located in the main magnet steel
The position in correspondence first hole offers through hole on main pole core between the magnetic conductive part, the main pole core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720036262.2U CN206524948U (en) | 2017-01-12 | 2017-01-12 | Loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720036262.2U CN206524948U (en) | 2017-01-12 | 2017-01-12 | Loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206524948U true CN206524948U (en) | 2017-09-26 |
Family
ID=59889727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720036262.2U Expired - Fee Related CN206524948U (en) | 2017-01-12 | 2017-01-12 | Loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206524948U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111987849A (en) * | 2020-08-31 | 2020-11-24 | 东莞英伍电子有限公司 | Scouring integrated vibration motor |
| WO2021000144A1 (en) * | 2019-06-30 | 2021-01-07 | 瑞声声学科技(深圳)有限公司 | Sounding apparatus |
-
2017
- 2017-01-12 CN CN201720036262.2U patent/CN206524948U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021000144A1 (en) * | 2019-06-30 | 2021-01-07 | 瑞声声学科技(深圳)有限公司 | Sounding apparatus |
| CN111987849A (en) * | 2020-08-31 | 2020-11-24 | 东莞英伍电子有限公司 | Scouring integrated vibration motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170926 |