CN106375886B - Mobile phone horn cavity device and sealing method thereof - Google Patents
Mobile phone horn cavity device and sealing method thereof Download PDFInfo
- Publication number
- CN106375886B CN106375886B CN201610826981.4A CN201610826981A CN106375886B CN 106375886 B CN106375886 B CN 106375886B CN 201610826981 A CN201610826981 A CN 201610826981A CN 106375886 B CN106375886 B CN 106375886B
- Authority
- CN
- China
- Prior art keywords
- lower shell
- mobile phone
- shell
- upper shell
- horn
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Links
- 238000007789 sealing Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 31
- 239000000741 silica gel Substances 0.000 claims description 31
- 229910002027 silica gel Inorganic materials 0.000 claims description 31
- 239000007788 liquid Substances 0.000 claims description 10
- 238000007605 air drying Methods 0.000 claims description 5
- 229920001296 polysiloxane Polymers 0.000 claims 2
- 241000276425 Xiphophorus maculatus Species 0.000 claims 1
- 239000006260 foam Substances 0.000 abstract description 12
- 238000001125 extrusion Methods 0.000 abstract description 3
- 238000004891 communication Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 229920000297 Rayon Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000969 carrier Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process 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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention provides a mobile phone horn cavity device and a sealing method thereof, wherein the mobile phone horn cavity device comprises: the loudspeaker comprises an upper shell, a lower shell and a loudspeaker body, wherein the loudspeaker body is arranged between the upper shell and the lower shell; a circle of grooves are arranged on the end face of the box wall, and the grooves are in a closed ring shape. The sealing method using the mobile phone horn cavity device comprises four steps. The mobile phone horn cavity device and the sealing method thereof have the following advantages: 1. the air leakage of the cavity caused by the extrusion deformation of the sealing foam is prevented; 2. compared with an ultrasonic sealing mode, the cost is cheaper; 3. the thickness of the mobile phone loudspeaker device is reduced, so that the whole mobile phone is thinned; 4. simple structure and wide applicability.
Description
Technical Field
The invention relates to the technical field of communication, in particular to a mobile phone horn cavity device and a sealing method thereof.
Background
Along with the development of science and technology, digital products are widely integrated into daily lives of people, and communication tools such as smart phones, tablet computers and the like provide great convenience for lives and works of people, and enrich lives of people.
At present, communication electronic terminal products (including mobile phones, flat plates and communication tools), loudspeakers are carriers for realizing communication, MP3 and MP4, sound cannot be produced without the loudspeakers, but the loudspeakers are required to exert the performance of the loudspeakers, the sealing of a loudspeaker cavity device body is important, and the sealing mode commonly used in the industry is basically foam and screw sealing or ultrasonic sealing.
However, the two sealing modes of the prior art have the following defects:
sealing the foam by adding screws:
1. the front and rear shells are required to be customized, and the requirement on the structural dimensional accuracy is high;
2. the foam cannot be deviated or damaged;
3. the screws are assembled in place, and the foam is compressed in place;
4. The screw machine needs to control the torsion and simultaneously requires the screw to reach the required position, the screw machine needs to stop working, and otherwise the screw can slide;
5. The size of the whole machine is thickened by using foam.
Ultrasonic sealing is good and bad:
1. the ultrasonic machine needs to be customized, so that the cost is high;
2. the ultrasonic front shell is required to be positioned by a jig, and the implementation mode is complex.
The above problems have been solved.
Disclosure of Invention
In order to solve the above problems, an aspect of the present invention provides a speaker chamber device of a mobile phone, including: the loudspeaker comprises an upper shell, a lower shell and a loudspeaker body, wherein the loudspeaker body is arranged between the upper shell and the lower shell; a circle of grooves are arranged on the end face of the box wall, and the grooves are in a closed ring shape.
Through this setting for can store silica gel in the recess, be convenient for mechanized accurate operation.
Preferably, the grooves have a width of 4-6 mm and a depth of 2-4 mm.
By such an arrangement, on the one hand, the groove is dimensioned so that just enough silica gel can be stored, providing sufficient adhesion; on the other hand, the thickness of the horn cavity device after bonding can be controlled so that the size of the horn cavity device is much thinner than that of foam, and thus the thickness of the machine body is reduced.
Preferably, the grooves have a width of 3 mm and a depth of 3 mm.
Further, silica gel is filled in the groove, and the upper shell and the lower shell are bonded into a sealed shell after the silica gel passes through.
Furthermore, the initial state of the silica gel is liquid, and the silica gel is solidified after a certain time.
The variety of silica gel on the market is many, and can be selected according to specific situations. And (3) instructions for using different types of silica gel, and controlling the curing time to ensure that the silica gel reaches an optimal bonding state, thereby achieving an optimal bonding effect.
Further, a plate-shaped sound outlet part is arranged on the outer side surface of a part of the lower shell, which is close to the box wall of the loudspeaker body, and a plurality of through holes are formed in the sound outlet part.
Further, the height of the sound emitting part is larger than the height of the outer wall of the lower shell.
Preferably, the upper shell is box-shaped with one end open, an opening is arranged on the box wall of the box, and the opening corresponds to the position of the sound outlet part after the upper shell and the lower shell are connected into a whole.
Through such setting for after the upper and lower casing of cell-phone loudspeaker chamber device combines, the loudspeaker body of cell-phone just aims at the through-hole on the portion of producing sound, makes the sound of outgoing more clear and loud.
A sealing method for a mobile phone horn cavity device comprises the following steps:
Step one, fixing a lower shell on a workbench, starting a dispensing machine, and performing dispensing operation along a groove on the lower shell by the dispensing machine according to a preset program, so that the groove is uniformly filled with liquid silica gel;
Step two, standing the lower shell after dispensing, and air-drying for a period of time;
step three, the upper shell is placed above the lower shell in an inverted mode, and edges of the upper shell and the lower shell are aligned and then pressed together;
And fourthly, continuously pressing for a set time until the upper shell and the lower shell are completely adhered into a whole.
In the first step, the filling amount of the silica gel is set by a program, and generally, the liquid level is slightly 1-2 mm higher than the groove opening, and the silica gel does not flow out of the groove by using the tension of the liquid level.
In addition, in the second step, the air drying time is also determined by different silica gel types.
Further, the dispensing operation in the first step may be performed manually.
Compared with the prior art, the technical scheme of the invention has the following beneficial effects:
According to the mobile phone horn cavity device and the sealing mode thereof, the upper shell and the lower shell are connected into a whole through the silica gel in the groove, and the connection through foam viscose is not needed, so that the mobile phone horn cavity device has the following advantages: 1. the air leakage of the cavity caused by the extrusion deformation of the sealing foam is prevented; 2. compared with an ultrasonic sealing mode, the cost is cheaper; 3. the thickness of the mobile phone loudspeaker device is reduced, so that the whole mobile phone is thinned; 4. simple structure and wide applicability.
Drawings
Fig. 1 is a perspective view showing an assembled upper and lower case of a speaker chamber device for a mobile phone according to a preferred embodiment of the present invention.
Fig. 2 is a perspective view of a handset horn chamber device of a preferred embodiment of the invention, before assembly of the upper and lower housings.
Fig. 3 is a top view of a lower housing of a handset speaker chamber device according to a preferred embodiment of the invention.
Fig. 4 is a perspective view of a lower housing of a handset horn chamber device according to a preferred embodiment of the invention.
Fig. 5 is a perspective view of an upper housing of a handset horn chamber device according to a preferred embodiment of the invention.
Detailed Description
The present invention is described in detail below with reference to the accompanying drawings.
As shown in fig. 1 and 2, one aspect of the present invention provides a speaker chamber device for a mobile phone, including: upper and lower housings 1 and 2, and a horn body 4 (not shown in the drawings), the horn body 4 being interposed between the upper and lower housings 1 and 2.
As shown in fig. 3 and 4, the lower casing 2 has a box shape with one end opened, and a box wall 22 of the lower casing 2 is perpendicular to the box bottom 21; a ring of grooves 3 is provided on the end face of the box wall 22, the grooves 3 being closed-loop.
By such arrangement, the silica gel can be stored in the groove 3, so that the mechanical precise operation is facilitated.
In this embodiment, the grooves 3 have a width of 4-6 mm and a depth of 2-4 mm.
By such an arrangement, on the one hand, the groove is dimensioned so that just enough silica gel can be stored, providing sufficient adhesion; on the other hand, the thickness of the horn cavity device after bonding can be controlled so that the size of the horn cavity device is much thinner than that of foam, and the thickness of the machine body is reduced.
Specifically, the groove has a width of 3 mm and a depth of 3 mm.
The groove 3 is filled with silica gel, and the upper shell 1 and the lower shell 2 are bonded into a sealed shell after the silica gel passes through, see fig. 1.
The initial state of the silica gel is liquid, and the silica gel is solidified after a certain time.
The variety of silica gel on the market is many, and can be selected according to specific situations. And (3) instructions for using different types of silica gel, and controlling the curing time to ensure that the silica gel reaches an optimal bonding state, thereby achieving an optimal bonding effect. In this embodiment, the model of silica gel is selected as B52 or 1530D, and the curing time is 30 minutes.
As shown in fig. 3 and 4, a plate-like sound emitting portion 5 is provided on an outer side surface of a portion of the lower case 2 near the box wall of the horn body 4, and a plurality of through holes 51 are provided on the sound emitting portion. The height of the sound emitting portion 5 is greater than the height of the outer wall 22 of the lower housing 2.
As shown in fig. 5, the upper case 1 has a box shape with one end opened, and includes a box bottom 11 and a box wall 12. The case wall 12 is provided with an opening 121, and the opening 121 corresponds to the position of the sound emitting portion 5 after the upper case 1 and the lower case 2 are integrally connected.
Through such setting for after the upper and lower casing of cell-phone loudspeaker chamber device combines, the loudspeaker body of cell-phone just aims at the through-hole on the portion of producing sound, makes the sound of outgoing more clear and loud.
A sealing method for a mobile phone horn cavity device comprises the following steps:
Step one, fixing a lower shell on a workbench, starting a dispensing machine, and performing dispensing operation along a groove on the lower shell by the dispensing machine according to a preset program, so that the groove is uniformly filled with liquid silica gel;
Step two, standing the lower shell after dispensing, and air-drying for a period of time;
step three, the upper shell is placed above the lower shell in an inverted mode, and edges of the upper shell and the lower shell are aligned and then pressed together;
And fourthly, continuously pressing for a set time until the upper shell and the lower shell are completely adhered into a whole.
In the first step, the filling amount of the silica gel is set by a program, and generally, the liquid level is slightly 1-2 mm higher than the groove opening, and the silica gel does not flow out of the groove by using the tension of the liquid level.
In addition, in the second step, the air drying time is also determined by different silica gel types.
Further, the dispensing operation in the first step may be performed manually.
Compared with the prior art, the technical scheme of the invention has the following beneficial effects:
According to the mobile phone horn cavity device and the sealing mode thereof, the upper shell and the lower shell are connected into a whole through the silica gel in the groove, and the connection through foam viscose is not needed, so that the mobile phone horn cavity device has the following advantages: 1. the air leakage of the cavity caused by the extrusion deformation of the sealing foam is prevented; 2. compared with an ultrasonic sealing mode, the cost is cheaper; 3. the thickness of the mobile phone loudspeaker device is reduced, so that the whole mobile phone is thinned; 4. simple structure and wide applicability.
Although the present invention has been described in terms of the preferred embodiments, it is not intended to be limited to the embodiments, and any person skilled in the art can make any possible variations and modifications to the technical solution of the present invention by using the methods and technical matters disclosed above without departing from the spirit and scope of the present invention, so any simple modifications, equivalent variations and modifications to the embodiments described above according to the technical matters of the present invention are within the scope of the technical matters of the present invention.
Claims (7)
1. The mobile phone horn cavity device comprises an upper shell, a lower shell and a horn body, wherein the horn body is arranged between the upper shell and the lower shell; a circle of grooves are formed in the end face of the box wall, and the grooves are in a closed ring shape;
A part of the outer side surface of the lower shell, which is close to the box wall of the loudspeaker body, is provided with a platy sound outlet part, the sound outlet part is provided with a plurality of through holes, the upper shell is box-shaped with one end open, the box-shaped box wall is provided with an opening part, and the opening part corresponds to the sound outlet part after the upper shell and the lower shell are connected into a whole, so that the loudspeaker body is just aligned to the through holes on the sound outlet part after the upper shell and the lower shell of the loudspeaker cavity device of the mobile phone are combined;
The height of the sound outlet part is larger than that of the outer wall of the lower shell.
2. The horn chamber apparatus of claim 1, wherein the groove has a width of 4-6 mm and a depth of 2-4 mm.
3. The horn chamber apparatus of claim 2, wherein the groove has a width of 3mm and a depth of 3mm.
4. A horn chamber apparatus as claimed in any one of claims 1 to 3, wherein said recess is filled with a silicone, and said upper and lower housings are bonded to form a sealed housing after passing through said silicone.
5. The horn chamber apparatus as claimed in claim 4, wherein the silica gel is in a liquid state initially and solidifies after a certain period of time.
6. A sealing method for a mobile phone horn chamber device according to any one of claims 1 to 5, comprising the steps of:
Step one, fixing a lower shell on a workbench, starting a dispensing machine, and performing dispensing operation along a groove on the lower shell by the dispensing machine according to a preset program, so that the groove is uniformly filled with liquid silica gel;
Step two, standing the lower shell after dispensing, and air-drying for a period of time;
step three, the upper shell is placed above the lower shell in an inverted mode, and edges of the upper shell and the lower shell are aligned and then pressed together;
And fourthly, continuously pressing for a set time until the upper shell and the lower shell are completely adhered into a whole.
7. The sealing method of claim 6, wherein the dispensing operation in the first step is performed manually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610826981.4A CN106375886B (en) | 2016-09-18 | 2016-09-18 | Mobile phone horn cavity device and sealing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610826981.4A CN106375886B (en) | 2016-09-18 | 2016-09-18 | Mobile phone horn cavity device and sealing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106375886A CN106375886A (en) | 2017-02-01 |
| CN106375886B true CN106375886B (en) | 2024-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610826981.4A Active CN106375886B (en) | 2016-09-18 | 2016-09-18 | Mobile phone horn cavity device and sealing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106375886B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI689209B (en) * | 2017-03-14 | 2020-03-21 | 大陸商廣東歐珀移動通信有限公司 | Speaker, loudspeaking device and mobile terminal |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103167072A (en) * | 2013-03-08 | 2013-06-19 | 陈炳青 | Intelligent handheld terminal |
| CN203457459U (en) * | 2013-08-28 | 2014-02-26 | 东莞万德电子制品有限公司 | Waterproof housing structure for electronic product |
| CN105228402A (en) * | 2015-10-30 | 2016-01-06 | 广东小天才科技有限公司 | Preparation method of sealing structure and electronic product thereof |
| CN205123823U (en) * | 2015-11-04 | 2016-03-30 | 深圳市佳恩特声学科技发展有限公司 | Sound cavity structures is derived to side |
| CN206077621U (en) * | 2016-09-18 | 2017-04-05 | 上海展扬通信技术有限公司 | A kind of Mobile phone horn chamber device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203167200U (en) * | 2013-04-17 | 2013-08-28 | 广东欧珀移动通信有限公司 | Sealed loudspeaker sound chamber structure |
| CN104105038B (en) * | 2014-07-17 | 2017-09-22 | 歌尔股份有限公司 | The assemble method of loudspeaker module and the loudspeaker module |
| CN204131671U (en) * | 2014-08-14 | 2015-01-28 | 深圳拓邦股份有限公司 | Hermetically-sealed construction and voice box casing |
| CN204362281U (en) * | 2014-12-10 | 2015-05-27 | 欧美花 | Waterproof Baffle Box of Bluetooth |
| CN104581567A (en) * | 2015-01-20 | 2015-04-29 | 音品电子（深圳）有限公司 | Ultra-thin loudspeaker and assembling method thereof |
-
2016
- 2016-09-18 CN CN201610826981.4A patent/CN106375886B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103167072A (en) * | 2013-03-08 | 2013-06-19 | 陈炳青 | Intelligent handheld terminal |
| CN203457459U (en) * | 2013-08-28 | 2014-02-26 | 东莞万德电子制品有限公司 | Waterproof housing structure for electronic product |
| CN105228402A (en) * | 2015-10-30 | 2016-01-06 | 广东小天才科技有限公司 | Preparation method of sealing structure and electronic product thereof |
| CN205123823U (en) * | 2015-11-04 | 2016-03-30 | 深圳市佳恩特声学科技发展有限公司 | Sound cavity structures is derived to side |
| CN206077621U (en) * | 2016-09-18 | 2017-04-05 | 上海展扬通信技术有限公司 | A kind of Mobile phone horn chamber device |
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| Publication number | Publication date |
|---|---|
| CN106375886A (en) | 2017-02-01 |
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Effective date of registration: 20221215 Address after: 201203 1st floor, building 1, Lane 36, Xuelin Road, Pudong New Area (Shanghai) pilot Free Trade Zone, Shanghai Applicant after: SHANGHAI TRANSSION INFORMATION TECHNOLOGY Ltd. Address before: Room 922/926, Block A, No. 1, Lane 399, Shengxia Road, Pudong New Area, Shanghai, March 2012 Applicant before: SHANGHAI SPREADRISE COMMUNICATION TECHNOLOGY Ltd. |
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