CN107071662A - A kind of loudspeaker box structure of integral type low pressure injection formaing - Google Patents
A kind of loudspeaker box structure of integral type low pressure injection formaing Download PDFInfo
- Publication number
- CN107071662A CN107071662A CN201710176662.8A CN201710176662A CN107071662A CN 107071662 A CN107071662 A CN 107071662A CN 201710176662 A CN201710176662 A CN 201710176662A CN 107071662 A CN107071662 A CN 107071662A
- Authority
- CN
- China
- Prior art keywords
- loudspeaker
- loudspeaker box
- sealing ring
- low pressure
- casing
- 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
Links
- 238000002347 injection Methods 0.000 title claims abstract description 23
- 239000007924 injection Substances 0.000 title claims abstract description 23
- 238000007789 sealing Methods 0.000 claims abstract description 42
- 238000001746 injection moulding Methods 0.000 claims abstract description 14
- 229920001169 thermoplastic Polymers 0.000 claims description 5
- 239000004416 thermosoftening plastic Substances 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 238000004078 waterproofing Methods 0.000 abstract description 6
- 230000015572 biosynthetic process Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 206010068052 Mosaicism Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 210000003765 sex chromosome Anatomy 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000003325 tomography Methods 0.000 description 1
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
- H04R9/06—Loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
-
- 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)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The invention discloses a kind of loudspeaker box structure of integral type low pressure injection formaing, including casing of loudspeaker box, sealing ring and passive loudspeaker, the casing of loudspeaker box includes receiving portion and connecting portion, the passive loudspeaker are located at the receiving portion of casing of loudspeaker box, the passive loudspeaker are connected by connecting portion with casing of loudspeaker box, and the casing of loudspeaker box, sealing ring and passive loudspeaker are molded into integral structure using injection molding process.The casing of loudspeaker box of loudspeaker box structure, sealing ring and passive loudspeaker are molded into a single integrated structure, the overall sealing structure of formation, with good air-tightness and water proofing property by the loudspeaker box structure for the integral type low pressure injection formaing that the present invention is provided, low pressure injection formaing.
Description
Technical field
The present invention relates to the technical field of loudspeaker manufacture, more particularly, to a kind of audio amplifier of integral type low pressure injection formaing
Structure.
Background technology
In the market, the connection between casing of loudspeaker box and passive loudspeaker, generally carries out glued connection with dispensing processing procedure.Dispensing
The stability of making technology is easily influenceed by product structure, and dispensing occurs in the cohesive position of bending, tomography and accessory
Bad situation, this air-tightness that can trigger audio amplifier and waterproof sex chromosome mosaicism, produce some audio amplifier defective products, cause production of doing over again；
And in dispensing processing procedure, the solidification of glue is also required to longer time, this also leads to the reduction of production efficiency, increases production cost
Plus.
Therefore, how to design a kind of simple in construction, the good loudspeaker box structure of air-tightness is those skilled in the art's needs
The technical problem solved.
The content of the invention
In order to solve the above mentioned problem of prior art presence, the invention provides a kind of sound of integral type low pressure injection formaing
Box structure, low pressure injection formaing is into a single integrated structure by the injection of the casing of loudspeaker box of loudspeaker box structure, sealing ring and passive loudspeaker, is formed whole
The sealing structure of body, with good air-tightness and water proofing property.
To achieve the above object, the invention provides following technical scheme：
Outside a kind of loudspeaker box structure of integral type low pressure injection formaing, including casing of loudspeaker box, sealing ring and passive loudspeaker, the audio amplifier
Shell includes receiving portion and connecting portion, and the passive loudspeaker are located at the receiving portion of casing of loudspeaker box, and the passive loudspeaker pass through connecting portion
It is connected with casing of loudspeaker box, the casing of loudspeaker box, sealing ring and passive loudspeaker are molded into integral structure using injection molding process,
Integral seal structure is formed, so passive loudspeaker closing is fitted on casing of loudspeaker box, it is ensured that good air-tightness and water proofing property.
It is used as further describing for technical scheme, the connecting portion formation ring of the sealing ring surround speaker shell
The sealing structure of shape, sealing structure is covered connecting portion comprehensively, it is ensured that sealing reliability.
As further describing for technical scheme, annular groove is provided with the middle part of the sealing ring, it is described
The loudspeaker edge of passive loudspeaker is fitted in the annular groove of sealing ring；The passive loudspeaker are provided with loudspeaker groove, described close
Seal is molded the projection to be formed and combined closely with loudspeaker groove, audio amplifier is obtained more preferable airtight and waterproof effect.
As further describing for technical scheme, the connecting portion of the casing of loudspeaker box is provided with arc groove,
Further strengthen casing of loudspeaker box and sealing ring in arc groove formation arc convex in sealing ring described in injection molding process
Be fitted and connected.
As further describing for technical scheme, the sealing ring is that thermoplastic elastic rubber or silica gel are molded
Formed.Low-pressure injection molding is carried out using soft material thermoplastic elastic rubber or silica gel, it is ensured that the stability of encapsulation.
Based on above-mentioned technical scheme, the technique effect that the present invention is obtained is：
（1）The loudspeaker box structure for the integral type low pressure injection formaing that the present invention is provided, using low pressure integrated injection molding technique by sound
Case shell, sealing ring and passive loudspeaker are molded into integral structure, and injection moulding process is easily realized, encapsulates stabilization, and its is simple in construction,
Good sealing effect so that casing of loudspeaker box and passive loudspeaker are brought into close contact, it is ensured that loudspeaker box structure has good water proofing property and airtight
Property.
（2）The loudspeaker box structure of the integral type low pressure injection formaing of the present invention, reduces the dispensing work in audio amplifier production process
Sequence, while avoiding the situation of gas leakage and leakage sound from occurring, saves installation time and human cost, improves production efficiency.
Brief description of the drawings
Fig. 1 is the partial structural diagram of the loudspeaker box structure of the integral type low pressure injection formaing of the present invention.
Fig. 2 is the explosive decomposition figure of the loudspeaker box structure of the integral type low pressure injection formaing of the present invention.
Embodiment
For the ease of understanding the present invention, the present invention is more fully retouched below in conjunction with accompanying drawing and specific embodiment
State.The better embodiment of the present invention is given in accompanying drawing.But, the present invention can be realized in many different forms, and
It is not limited to embodiments described herein.On the contrary, the purpose for providing these embodiments is made in disclosure of the invention
Hold the more thorough comprehensive of understanding.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or can also have element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The implication that technical staff is generally understood that is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.
The partial structurtes that Fig. 1 and Fig. 2 sets forth the loudspeaker box structure of the integral type low pressure injection formaing of the present embodiment are shown
It is intended to and explosive decomposition figure, with reference to referring to Fig. 1 and Fig. 2, a kind of loudspeaker box structure of integral type low pressure injection formaing, including outside audio amplifier
Shell 1, sealing ring 2 and passive loudspeaker 3, wherein, casing of loudspeaker box 1 is again including receiving portion 11 and connecting portion 12, and passive loudspeaker 3 are located at sound
The receiving portion 11 of case shell 1, passive loudspeaker 3 are connected by connecting portion 12 with casing of loudspeaker box 1, casing of loudspeaker box 1, sealing ring 2 and by
Dynamic loudspeaker 3 are molded into integral structure using injection molding process, in the present embodiment, injection molding process be low-pressure injection molding into
Type technique, such audio amplifier can form integral seal structure, and the passive closing of loudspeaker 3 is fitted on casing of loudspeaker box 1, it is ensured that good gas
Close property and water proofing property.
It should be noted that the connecting portion 12 of the surround speaker shell 1 of sealing ring 2 forms the sealing structure of annular, Er Qiemi
The middle part of seal 2 is provided with annular groove 21, and the loudspeaker edge 31 of passive loudspeaker 3 is fitted in the annular groove 21 of sealing ring 2；
Passive loudspeaker are provided with loudspeaker groove 32, and the projection 22 that the injection of sealing ring 2 is formed is combined closely with loudspeaker groove 32, obtains audio amplifier
To more preferable Gas Mi With waterproof effects, it is ensured that sealed reliability.
Sealing ring 2 is that thermoplastic elastic rubber or silica gel are molded what is formed, and in the present embodiment, sealing ring 2 employs heat
Thermoplastic elastic rubber ring, the sealing ring has good sealing effectiveness, prevents sound from leaking.
In order to further increase the connection of sealing ring 2 and casing of loudspeaker box 1, the connecting portion 12 of casing of loudspeaker box 1 is provided with arc
Groove 121, in injection molding process, in the formation arc convex 23 of arc groove 121, such He of casing of loudspeaker box 1 in sealing ring 2
Sealing ring 2 is more closely fitted and connected together.
The loudspeaker box structure for the integral type low pressure injection formaing that the present invention is provided, using low pressure integrated injection molding technique by sound
Case shell 1, sealing ring 2 and passive loudspeaker 3 are molded into integral structure, and injection moulding process is easily realized, encapsulates stable, its structure letter
It is single, good sealing effect so that casing of loudspeaker box 1 and passive loudspeaker 3 are brought into close contact, it is ensured that loudspeaker box structure have good water proofing property and
Air-tightness.
The structure example and explanation of the above content only present invention, it describes more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these obviously replace shape
Formula belongs to protection scope of the present invention.
Claims (5)
1. a kind of loudspeaker box structure of integral type low pressure injection formaing, it is characterised in that including casing of loudspeaker box（1）, sealing ring（2）With
Passive loudspeaker（3）, the casing of loudspeaker box（1）Including receiving portion（11）And connecting portion（12）, the passive loudspeaker（3）Positioned at audio amplifier
Shell（1）Receiving portion（11）, the passive loudspeaker（3）Pass through connecting portion（12）With casing of loudspeaker box（1）Outside connection, the audio amplifier
Shell（1）, sealing ring（2）With passive loudspeaker（3）Integral structure is molded into using injection molding process.
2. the loudspeaker box structure of integral type low pressure injection formaing according to claim 1, it is characterised in that the sealing ring
（2）Surround speaker shell（1）Connecting portion（12）Form the sealing structure of annular.
3. the loudspeaker box structure of integral type low pressure injection formaing according to claim 2, it is characterised in that the sealing ring
（2）Middle part be provided with annular groove（21）, the passive loudspeaker（3）Loudspeaker edge（31）Fit in sealing ring（2）Ring
Connected in star（21）In；The passive loudspeaker are provided with loudspeaker groove（32）, the sealing ring（2）It is molded the projection formed（22）With
Loudspeaker groove（32）Combine closely.
4. the loudspeaker box structure of integral type low pressure injection formaing according to claim 1, it is characterised in that the casing of loudspeaker box
（1）Connecting portion（12）It is provided with arc groove（121）, the sealing ring described in injection molding process（2）In in arc groove
（121）Form arc convex（23）.
5. according to the loudspeaker box structure of any described integral type low pressure injection formaing of claim 1 ~ 4, it is characterised in that described close
Seal（2）It is molded to be formed for thermoplastic elastic rubber or silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710176662.8A CN107071662A (en) | 2017-03-23 | 2017-03-23 | A kind of loudspeaker box structure of integral type low pressure injection formaing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710176662.8A CN107071662A (en) | 2017-03-23 | 2017-03-23 | A kind of loudspeaker box structure of integral type low pressure injection formaing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107071662A true CN107071662A (en) | 2017-08-18 |
Family
ID=59620305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710176662.8A Pending CN107071662A (en) | 2017-03-23 | 2017-03-23 | A kind of loudspeaker box structure of integral type low pressure injection formaing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107071662A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107948892A (en) * | 2017-12-20 | 2018-04-20 | 东莞迪芬尼电声科技有限公司 | The micro injection bonded structure and its processing method of a kind of loudspeaker |
| CN108924727A (en) * | 2018-05-07 | 2018-11-30 | 惠州超声音响有限公司 | It is a kind of to use integrally formed passive loudspeaker of thermoplastic vulcanizates and preparation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006060938A1 (en) * | 2004-12-08 | 2006-06-15 | Zhiming Zhang | A rotatable speaker box |
| CN102438196A (en) * | 2011-12-31 | 2012-05-02 | 宁波升亚电子有限公司 | Loudspeaker and manufacturing method thereof |
| CN103053178A (en) * | 2011-08-09 | 2013-04-17 | 三菱电机株式会社 | Electrodynamic sound-emitting body |
| CN204887446U (en) * | 2015-07-20 | 2015-12-16 | 瑞声光电科技(常州)有限公司 | Miniature loudspeaker |
| CN205320223U (en) * | 2015-12-11 | 2016-06-15 | 深圳市骅福瑞科技有限公司 | Back sound cavity structure's loudspeaker |
| CN206533539U (en) * | 2017-03-23 | 2017-09-29 | 惠州超声音响有限公司 | A kind of loudspeaker box structure of integral type low pressure injection formaing |
-
2017
- 2017-03-23 CN CN201710176662.8A patent/CN107071662A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006060938A1 (en) * | 2004-12-08 | 2006-06-15 | Zhiming Zhang | A rotatable speaker box |
| CN103053178A (en) * | 2011-08-09 | 2013-04-17 | 三菱电机株式会社 | Electrodynamic sound-emitting body |
| CN102438196A (en) * | 2011-12-31 | 2012-05-02 | 宁波升亚电子有限公司 | Loudspeaker and manufacturing method thereof |
| CN204887446U (en) * | 2015-07-20 | 2015-12-16 | 瑞声光电科技(常州)有限公司 | Miniature loudspeaker |
| CN205320223U (en) * | 2015-12-11 | 2016-06-15 | 深圳市骅福瑞科技有限公司 | Back sound cavity structure's loudspeaker |
| CN206533539U (en) * | 2017-03-23 | 2017-09-29 | 惠州超声音响有限公司 | A kind of loudspeaker box structure of integral type low pressure injection formaing |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107948892A (en) * | 2017-12-20 | 2018-04-20 | 东莞迪芬尼电声科技有限公司 | The micro injection bonded structure and its processing method of a kind of loudspeaker |
| CN107948892B (en) * | 2017-12-20 | 2023-12-01 | 东莞迪芬尼电声科技有限公司 | Micro injection molding bonding structure of loudspeaker and processing method thereof |
| CN108924727A (en) * | 2018-05-07 | 2018-11-30 | 惠州超声音响有限公司 | It is a kind of to use integrally formed passive loudspeaker of thermoplastic vulcanizates and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 516223 Difeni Industrial Park, Xinlian Village, Xinwei Town, Huiyang District, Huizhou City, Guangdong Province Applicant after: Huizhou Difenni Acoustic Technology Co.,Ltd. Address before: 516223 Difeni Industrial Park, Xinlian Village, Xinwei Town, Huiyang District, Huizhou City, Guangdong Province Applicant before: Huizhou Ultrasonic Sound Co.,Ltd. |
|
| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170818 |
|
| RJ01 | Rejection of invention patent application after publication |