CN106404303A - Horn airtightness detector - Google Patents
Horn airtightness detector Download PDFInfo
- Publication number
- CN106404303A CN106404303A CN201610976016.5A CN201610976016A CN106404303A CN 106404303 A CN106404303 A CN 106404303A CN 201610976016 A CN201610976016 A CN 201610976016A CN 106404303 A CN106404303 A CN 106404303A
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- CN
- China
- Prior art keywords
- air inlet
- detection means
- inlet pipe
- display tube
- means according
- 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
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/06—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention provides a horn airtightness detector. The detector comprises a pedestal, an air inlet pipe, an air outlet pipe and an air leakage display tube provided with a liquid, the air inlet pipe is connected with a cavity of a horn, the pedestal is provided with an accommodating groove for placing the horn, the bottom of the accommodating groove is provided with a through hole, the air outlet pipe penetrates the through hole and is connected between the cavity and the air leakage display tube, and the liquid level in the air leakage display tube is lower than the through hole. The horn airtightness detector provided by the invention comprises the air inlet pipe, the air outlet pipe and the air leakage display tube, air is input to the cavity of the horn via the air inlet pipe, and the airtightness of the horn is detected by observing whether the liquid in the air leakage display tube generates bubbles; and the operation is simple, a detection process is visual and clear, and the whole detector is lower in cost and higher in practicality.
Description
Technical field
The present invention relates to the detection technique field of electronic product, the bubble-tight detection means of more particularly, to a kind of loudspeaker.
Background technology
With scientific and technological development, the advancing by leaps and bounds of all trades and professions, electron trade is lived morning and evening related product as to people
Industry, as many as its product category, scope wide is it is difficult to estimation.With the continuous lifting of Quality of electronic products, the matter of its related accessory
Amount is also badly in need of lifting, and, as the very important accessory of one of electronic product, widely, it is suitable for its range of application for loudspeaker
In the face of each electronic product, the quality of its quality directly affects the performance of electronic product.Air-tightness as loudspeaker quality because
One very important index of element, carries out detection to it and is highly desirable to, at present most of bubble-tight testing equipment of loudspeaker
Generally detected using sensor, then testing result is shown by digital information, such high equipment cost, significantly
Increased the manufacturing cost of loudspeaker accessory.Therefore, a kind of cheap, practical loudspeaker air-leakage test dress of exploitation
Put and be highly desirable to.
Content of the invention
In order to solve the deficiencies in the prior art, the present invention provides a kind of bubble-tight detection means of loudspeaker, and structure is simple, one-tenth
This is relatively low, practical.
Concrete technical scheme proposed by the present invention is：There is provided a kind of loudspeaker bubble-tight detection means, including base, air inlet
Pipe, escape pipe and the gas leakage display tube equipped with liquid, described air inlet pipe is used for being connected with the cavity of described loudspeaker, on described base
It is provided with the storage tank for shelving described loudspeaker, the bottom of described storage tank offers through hole, described escape pipe passes through described
Through hole is simultaneously connected between described cavity and described gas leakage display tube, and the liquid level in described gas leakage display tube is less than described through hole.
Further, support and the actuator being fixed on described support are also included, described air inlet pipe is installed in described drive
On moving part, described actuator is used for driving described air inlet pipe motion.
Further, described actuator is included the quick clip being fixed on described support and is fixedly connected with described quick clip
Pressing plate, described pressing plate is provided with the fixing hole passing through for described air inlet pipe.
Further, also include the first sealing ring, described air inlet pipe includes trachea and the valve pressure being connected with described trachea
Head, described first sealing ring is arranged in the counterbore of described valve pressure head, for sealing to the air inlet of described cavity.
Further, also include the second sealing ring, described second sealing ring is arranged at the bottom of described storage tank, for right
The venthole of described cavity is sealed.
Further, also include the lead that is arranged on described support, described pressing plate is provided with for described lead
The pilot hole passing through.
Further, also include the tool that is arranged on described base, described storage tank is arranged on described tool.
Further, also include the regulating valve that is arranged on described escape pipe, described regulating valve be used for adjusting described in give vent to anger
The flow of the gas of described gas leakage display tube is flowed in pipe.
Further, also include the gripper shoe that is arranged on described base, described gas leakage display tube is arranged at described support
On plate.
The bubble-tight detection means of loudspeaker proposed by the present invention, described detection means includes air inlet pipe, escape pipe and gas leakage
Display tube, gas is entered in the cavity of described loudspeaker by air inlet pipe, by observing whether the liquid in gas leakage display tube produces
Bubble the air-tightness of described loudspeaker is detected, simple to operate, detection process is intuitive, clear, and whole detection means
Cost is relatively low, practicality is stronger.
Brief description
Below in conjunction with the accompanying drawings, by the specific embodiment detailed description to the present invention, technical scheme will be made
And other beneficial effects are apparent.
Fig. 1 is the structural representation of the bubble-tight detection means of loudspeaker.
Specific embodiment
Hereinafter, with reference to the accompanying drawings to describing embodiments of the invention in detail.However, it is possible to come real in many different forms
Apply the present invention, and the present invention should not be construed as limited to the specific embodiment that illustrates here.On the contrary, these enforcements are provided
Example is to explain the principle of the present invention and its practical application, so that others skilled in the art are it will be appreciated that the present invention
Various embodiments and be suitable for the various modifications of specific intended application.In the accompanying drawings, identical label will be used for table all the time
Show identical element.
With reference to Fig. 1, the bubble-tight detection means of loudspeaker that the present embodiment provides includes base 1, air inlet pipe 2, escape pipe 3 and
Gas leakage display tube 4 equipped with liquid.Air inlet pipe 2 is used for being connected with the cavity 50 of loudspeaker 5.It is provided with for shelving loudspeaker on base 1
5 storage tank 10, the bottom of storage tank 10 offers through hole (figure is not marked), and escape pipe 3 passes through through hole and is connected to cavity 50
And gas leakage display tube 4 between.Preferably, the liquid level in gas leakage display tube 4 is less than through hole, and liquid so can be avoided to flow back into appearance
Put groove 10 and loudspeaker are caused damage.
After air inlet pipe 2 is connected with cavity 50, gas enters cavity 50 from air inlet pipe 2, if the air-tightness of cavity 50
Bad, then gas enters gas leakage display tube 4 by escape pipe 3, so that the liquid in gas leakage display tube 4 produces bubble, this
Sample just can be intuitive, clear the air-tightness to described loudspeaker detect.Wherein, for the ease of observing, in gas leakage display tube 4
Liquid be coloured liquid.
Specifically, base 1 includes panel 11 and two lower side panels 12 for support panel 11, and panel 11 is arranged at two
On lower side panel 12.Escape pipe 3 is arranged between two lower side panels 12 and is located at the lower section of panel 11.Detection means also includes support
6 and gripper shoe 9, gripper shoe 9 is arranged on lower side panel 12, and it is used for supporting gas leakage display tube 4, and gas leakage display tube 4 is held on
On fagging 9, escape pipe 3 is connected with gas leakage display tube 4 after passing through gripper shoe 9.Support 6 includes two epipleurals 61 and transverse slat 62,
Two epipleurals 61 respectively with panel 11 perpendicular to and at panel 11 both sides.Transverse slat 62 be arranged between two epipleurals 61 and
Vertical with two epipleurals 61 and panel 11 respectively.The grooved being connected with transverse slat 61 is separately provided on two epipleurals 61
Hole 61a, can adjust the height of transverse slat 62 by grooved hole 61a.Wherein, lower side panel 12 and panel 11 and epipleural 61 and transverse slat
It is connected by screw between 62.
Detection means also includes actuator, and air inlet pipe 2 is installed on actuator, and actuator is used for driving air inlet pipe 2 to move.
Specifically, actuator includes quick clip 71, pressing plate 72 and engagement plate 73, and pressing plate 72 is fixedly connected with quick clip 71, engagement plate 73
It is fixed on transverse slat 62 by screw, quick clip 71 is connected with engagement plate 73 by flange.Air inlet pipe 2 includes trachea 21 and valve
Pressure head 22, trachea 21 and valve pressure head 22 close-fitting connect, and pressing plate 72 is provided with fixing hole 100, and valve pressure head 22 passes through close-fitting
And the mode of screw compression is fixed in fixing hole 100.
In order to lift stability and the accuracy of whole detection means, detection means also includes lead 63, lead 63
It is fixed between transverse slat 62 and panel 11 by screw it is preferred that the quantity of lead 63 is two, two leads 63 are symmetrical
The both sides being arranged at quick clip 71.The pilot hole 101 passing through for lead 63 is provided with pressing plate 72.Also set up on pressing plate 72
There is fairlead 74, fairlead 74 is fixed by way of close-fitting plus screw in compression with pressing plate 72, fairlead 74 and lead
63 gap cooperations.Quick clip 71 is used for driving pressing plate 72 to move along lead 63, can be in order to by valve pressure by lead 63
22 are aligned with the air inlet of the cavity 50 of the loudspeaker 5 in storage tank 10.
For the ease of, being detected, detection means also includes tool 8 to the loudspeaker of different sizes or other similar products.
Tool 8 is arranged on panel 11, and tool 8 offers storage tank 10.Needing to various sizes of loudspeaker or other similar products
Only need to when product are detected to change smelting tool 8 just can, change without to whole detection means, thus increased whole
The practicality of detection means.
Detection means also includes the first sealing ring 20 and the second sealing ring 30.First sealing ring 20 is arranged at valve pressure head 22
Counterbore in, it is used for the air inlet of cavity 50 is sealed, and the air inlet of cavity 50 is referred to for being connected with air inlet pipe 2
Hole.Second sealing ring 30 is arranged at the bottom of storage tank 10, and it is used for the venthole of cavity 50 is sealed, cavity 50
Venthole refers to the hole for being connected with escape pipe 3.First sealing ring 20 and the second sealing ring 30 make by air inlet pipe 2
Gas after cavity 50 from escape pipe 3 out, to prevent gas from affecting Detection results from spilling elsewhere.
In order to adjust the size of bubble in gas leakage display tube 4, detection means also includes regulating valve 40, and escape pipe 3 leads to respectively
Cross joint (figure do not mark) to be connected with the cavity 50 of loudspeaker 5 and gas leakage display tube 4, regulating valve 40 be connected to joint and escape pipe 3 it
Between, the gas flow of escape pipe 3 can be adjusted by regulating valve 40, thus controlling the size of bubble in gas leakage display tube 4.
The above is only the specific embodiment of the application it is noted that ordinary skill people for the art
For member, on the premise of without departing from the application principle, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as the protection domain of the application.
Claims (9)
1. a kind of bubble-tight detection means of loudspeaker is it is characterised in that include base (1), air inlet pipe (2), escape pipe (3) and dress
There is the gas leakage display tube (4) of liquid, described air inlet pipe (2) is used for being connected with the cavity (50) of described loudspeaker (5), described base
(1) it is provided with the storage tank (10) for shelving described loudspeaker (5) on, the bottom of described storage tank (10) offers through hole, institute
State escape pipe (3) through described through hole and to be connected to described cavity (50) and described gas leakage display tube (4), described gas leakage shows
Show that the liquid level in pipe (4) is less than described through hole.
2. detection means according to claim 1 is it is characterised in that also including support (6) and being fixed on described support (6)
On actuator, described air inlet pipe (2) is installed on described actuator, and described actuator is used for driving described air inlet pipe (2) to transport
Dynamic.
3. detection means according to claim 2 is it is characterised in that described actuator includes being fixed on described support (6)
On quick clip (71) and the pressing plate (72) being fixedly connected with described quick clip (71), described pressing plate (72) is provided with for described
The fixing hole (100) that air inlet pipe (2) passes through.
4. detection means according to claim 3 is it is characterised in that also include the first sealing ring (20), described air inlet pipe
(2) trachea (21) and the valve pressure head (22) being connected with described trachea (21) are included, described first sealing ring (20) is arranged at institute
State in the counterbore of valve pressure head (22), for sealing to the air inlet of described cavity (50).
5. the detection means according to claim 3 or 4 is it is characterised in that also include the second sealing ring (30), and described second
Sealing ring (30) is arranged at the bottom of described storage tank (10), for sealing to the venthole of described cavity (50).
6. detection means according to claim 5 is it is characterised in that also include the guiding being arranged on described support (6)
Post (63), described pressing plate (72) is provided with the pilot hole (101) passing through for described lead (63).
7. detection means according to claim 1 is it is characterised in that also include the tool being arranged on described base (1)
(8), described storage tank (10) is arranged on described tool (8).
8. detection means according to claim 1 is it is characterised in that also include the tune being arranged on described escape pipe (3)
Section valve (40), described regulating valve (40) is used for adjusting the stream of the gas flowing to described gas leakage display tube (4) in described escape pipe (3)
Amount.
9. detection means according to claim 1 is it is characterised in that also include the support being arranged on described base (1)
Plate (9), described gas leakage display tube (4) is arranged in described gripper shoe (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610976016.5A CN106404303A (en) | 2016-11-07 | 2016-11-07 | Horn airtightness detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610976016.5A CN106404303A (en) | 2016-11-07 | 2016-11-07 | Horn airtightness detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106404303A true CN106404303A (en) | 2017-02-15 |
Family
ID=58015054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610976016.5A Pending CN106404303A (en) | 2016-11-07 | 2016-11-07 | Horn airtightness detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106404303A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107659884A (en) * | 2017-09-21 | 2018-02-02 | 深圳倍声声学技术有限公司 | A kind of receiver acoustical testing device and acoustical testing system |
| CN107748043A (en) * | 2017-09-27 | 2018-03-02 | 江苏裕成电子有限公司 | Leak detecting device and system |
| CN116577043A (en) * | 2023-05-15 | 2023-08-11 | 广州迪雅圣发电器有限公司 | Air leakage detection device and method suitable for high-pitched component |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59228142A (en) * | 1983-06-10 | 1984-12-21 | Nisshin Kogyo Kk | Method and device for detecting leakage of safety valve |
| CN204101245U (en) * | 2014-09-10 | 2015-01-14 | 东莞成谦音响科技有限公司 | Loudspeaker gas leak detection device |
| CN204373851U (en) * | 2014-12-19 | 2015-06-03 | 国光电器股份有限公司 | Loudspeaker gas leakage automatic detection device |
| CN204988651U (en) * | 2015-08-25 | 2016-01-20 | 江苏神州碳制品有限公司 | Graphite cake machine of leaking hunting |
| CN205157135U (en) * | 2015-12-01 | 2016-04-13 | 苏州天浩汽车部件有限公司 | Leakage detecting tool |
| CN205333259U (en) * | 2015-12-10 | 2016-06-22 | 天津瑞杰塑料制品有限公司 | A airtight testing arrangement for moulding plastics oil lid |
-
2016
- 2016-11-07 CN CN201610976016.5A patent/CN106404303A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59228142A (en) * | 1983-06-10 | 1984-12-21 | Nisshin Kogyo Kk | Method and device for detecting leakage of safety valve |
| CN204101245U (en) * | 2014-09-10 | 2015-01-14 | 东莞成谦音响科技有限公司 | Loudspeaker gas leak detection device |
| CN204373851U (en) * | 2014-12-19 | 2015-06-03 | 国光电器股份有限公司 | Loudspeaker gas leakage automatic detection device |
| CN204988651U (en) * | 2015-08-25 | 2016-01-20 | 江苏神州碳制品有限公司 | Graphite cake machine of leaking hunting |
| CN205157135U (en) * | 2015-12-01 | 2016-04-13 | 苏州天浩汽车部件有限公司 | Leakage detecting tool |
| CN205333259U (en) * | 2015-12-10 | 2016-06-22 | 天津瑞杰塑料制品有限公司 | A airtight testing arrangement for moulding plastics oil lid |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107659884A (en) * | 2017-09-21 | 2018-02-02 | 深圳倍声声学技术有限公司 | A kind of receiver acoustical testing device and acoustical testing system |
| CN107659884B (en) * | 2017-09-21 | 2020-02-28 | 深圳倍声声学技术有限公司 | Acoustic testing device and acoustic testing system for telephone receiver |
| CN107748043A (en) * | 2017-09-27 | 2018-03-02 | 江苏裕成电子有限公司 | Leak detecting device and system |
| CN116577043A (en) * | 2023-05-15 | 2023-08-11 | 广州迪雅圣发电器有限公司 | Air leakage detection device and method suitable for high-pitched component |
| CN116577043B (en) * | 2023-05-15 | 2023-12-29 | 广州迪雅圣发电器有限公司 | Air leakage detection device and method suitable for high-pitched component |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170215 |
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| RJ01 | Rejection of invention patent application after publication |