CN209119450U - A kind of waterproof earphone jack - Google Patents
A kind of waterproof earphone jack Download PDFInfo
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- CN209119450U CN209119450U CN201821840052.XU CN201821840052U CN209119450U CN 209119450 U CN209119450 U CN 209119450U CN 201821840052 U CN201821840052 U CN 201821840052U CN 209119450 U CN209119450 U CN 209119450U
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- terminal
- plastic body
- receiver
- tail portion
- earphone jack
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Abstract
The utility model relates to a kind of waterproof earphone jacks, and including plastic body, rear plug, silica gel ring and the terminal being arranged in plastic body, plastic body both ends are equipped with opening, cavity is equipped in plastic body, cavity matches with headset plug, and the rear end of plastic body is equipped with rear plug, and front end is equipped with silica gel ring；Terminal includes signal circuit terminal, receiver L channel terminal, receiver right channel terminal, transmitter terminal and detection PIN terminal, the tail portion of terminal is equipped with downward bending part, the rear end of plastic body is equipped with the jointing to match with the tail portion bending part of terminal, rear plug is equipped with the slit to match with the tail portion of terminal, container is formed between rear plug and plastic body, is equipped with glue in container；The front end of transmitter terminal stretches out plastic body and passes through silica gel ring.With such a structure, earphone base reasonable stress has good waterproof effect and fastness, practical, while simple process is suitable for mass production with good market application prospect.
Description
Technical field
The utility model relates to earphone base field more particularly to a kind of waterproof earphone jacks.
Background technique
As electronic product is constantly to frivolous and multi-functional development, earphone base is also evolving and is adapted therewith.Currently,
Many in mobile phone, mobile internet device (Mobile work nternet Devices, M work D), palm PC, MP3, MP4 etc.
In waterproof electronic product, earphone base itself is non-water-tight.Because the contact terminal of existing earphone base is from the bottom surface of earphone base
Or side plastic cement hole stretch out, and with circuit board signal end in contact.After water enters the earphone jack of earphone base, water can be with
Enter in the circuit board inside electronic product along the bottom surface of earphone base or the plastic cement hole of side, is extremely unfavorable for making for earphone base
With, it is therefore desirable to design a kind of waterproof earphone jack.
Utility model content
To solve existing technical problem, the utility model provides a kind of waterproof earphone jack.
The particular content of the utility model is as follows: a kind of waterproof earphone jack, including plastic body, rear plug, silica gel ring and sets
The terminal in plastic body is set, the plastic body both ends are equipped with opening, are equipped with cavity, the cavity and ear in plastic body
Machine transplanting of rice head matches, and the rear end of plastic body is equipped with rear plug, and front end is equipped with silica gel ring；The terminal include signal circuit terminal,
Receiver L channel terminal, receiver right channel terminal, transmitter terminal and detection PIN terminal, the tail portion of the terminal is equipped with
Downward bending part, the rear end of the plastic body are equipped with the jointing to match with the tail portion bending part of terminal, and rear plug is equipped with
The slit to match with the tail portion of terminal forms container, is equipped with glue in container between rear plug and plastic body；It is described to send
The front end for talking about device terminal stretches out plastic body and passes through silica gel ring.
Further, the two sides of the plastic body are equipped with for installing fixed fixed-wing, and fixed-wing, which is equipped with, to be fixed
Hole, the head outside of plastic body are equipped with reinforcement structure, and the inner portion of plastic body is equipped with stage portion, stage portion and silica gel ring
Structure match.Plastic body can be connected to be consolidated with mobile phone or other equipment by screw or other connectors
Fixed, silica gel ring is close to the cooperation of the waterproof casing of external equipment.
Further, the lateral location of plastic body, the tail portion of signal circuit terminal is arranged in the signal circuit terminal
For bending part, middle part is equipped with the short-circuit aperture in side, and front is tilted to the center of plastic body, in the front end of signal circuit terminal
Equipped with the contact towards plastic body center.
Further, the lateral location of plastic body is arranged in the transmitter terminal, and the tail portion of transmitter terminal is curved
Folding part, middle part are equipped with the short-circuit aperture in side, inclined interconnecting piece, transmitter terminal are equipped between the front and middle part of transmitter terminal
Front is equipped with contact.
Further, the tail end bending part of the receiver right channel terminal is downward, is also connected on bending part and stretches to modeling
The front of the leg of glue main center, receiver right channel terminal is equipped with contact.
Further, limit knot is equipped on the signal circuit terminal, transmitter terminal and receiver right channel terminal
Structure, the position limiting structure is close to contact, and position limiting structure includes the prominent convex block above terminal, in the corresponding position of plastic body
Equipped with the limiting slot for accommodating convex block.
Further, the receiver L channel terminal is identical with the detection structure of PIN terminal, including tail portion is arranged in
Bending part and the elastic slice that fore revolution is set；The receiver L channel terminal, detection PIN terminal and receiver right channel
The leg of the tail portion of terminal is SMT, and the PIN slot matched is equipped in plastic body corresponding position.
Further, receiver L channel terminal, detection PIN terminal and receiver right channel terminal are in the another of SMT leg
Side is equipped with hangnail, and hangnail is interfered with each other with plastic body.Terminal hangnail and plastic body puncture stroke interference and generate retentivity,
Toward lower section snap after guarantee terminal stress, the hangnail of the application is unilateral hangnail, be may cause when preventing using bilateral hangnail
Terminal injects the situation that both sides hangnail is deep mixed, terminal leg is non-coplanar after plastic body, to guarantee that terminal leg is coplanar
Degree.Signal circuit terminal and transmitter terminal also are provided with unilateral hangnail in the other side of leg in practical applications.
Further, the bending part of terminal is equipped with open notch, the terminal notch open when be inserted into plastic body and
Terminal aperture is formed between plastic body, glue passes through terminal aperture and forms encirclement to terminal tails.Terminal tails by leg with
Terminal body connecting portion open gap, glue flowing can form terminal and surround, connect terminal with leg across terminal aperture
Position is completely effectively wrapped in terminal, and glue flow path is not in that terminal and plastic cement form microgap than more visible
Glue is caused to be not easily accessible sealing or sealing wild effect, this design can connect glue entirely around terminal leg and ontology
Socket part position increases waterproof reliability.
Further, the distance between terminal and rear plug slit be not more than 0.02mm, between terminal and plastic body between
Gap is not more than 0.02mm, and the gap of rear plug and plastic body is not more than 0.03mm, and dispensing depth is 0.50mm.Terminal, plastic cement master
It is microgap between body and rear plug, dispensing high point is higher than terminal notch, the examination fully wrapped around terminal of glue and leg connecting portion,
It can guarantee the waterproof effect of terminal and leg.
The production process of the earphone base of the application is as follows:
1. spigot station: according to transmitter terminal, receiver right channel terminal, signal circuit terminal, receiver L channel
Terminal or the sequence for detecting PIN terminal insert the terminal into plastic body；
2. dress rear cover station: rear cover is encased on plastic body；
3. dress silica gel ring station: silica gel ring is encased on plastic body；
4. dispensing station: glue being poured into plastic cement and the container of rear plug formation by dispenser and forms sealing, terminal
Leg allows slight glue to overflow, and leg surface and side cannot be wrapped up by overflowing glue；
5. static/baking station: being stood or be baked to glue dries for mounted earphone base；
6. appearance member station: carrying out appearance processing to earphone base；
7. electrical measurement station: test earphone seat performance；
8. full inspection packs station: whole detection is packed.
The utility model has the beneficial effects that with such a structure, the compact-sized reasonable stress of earphone base has good
Waterproof effect and fastness, it is practical, at the same simple process it is suitable for mass production have good market application prospect.
Detailed description of the invention
Specific embodiment of the present utility model is furtherd elucidate with reference to the accompanying drawing.
Fig. 1 is the explosive view of the waterproof earphone jack of the utility model；
Fig. 2 is the perspective view 1 of the waterproof earphone jack of the utility model；
Fig. 3 is the perspective view 2 of the waterproof earphone jack of the utility model；
Fig. 4 is the schematic diagram of the tail portion of the waterproof earphone jack of the utility model；
Fig. 5 is the schematic diagram on the head of the waterproof earphone jack of the utility model；
Fig. 6 is the schematic diagram of the signal circuit terminal of the utility model；
Fig. 7 is the schematic diagram of the transmitter terminal of the utility model；
Fig. 8 is the schematic diagram of the receiver right channel terminal of the utility model；
Fig. 9 is the schematic diagram of the receiver L channel terminal of the utility model；
Figure 10 is the schematic diagram that the utility model plastic body and terminal assemble；
Figure 11 is the a-quadrant enlarged drawing in Figure 10.
Specific embodiment
In conjunction with Fig. 1-Figure 11, in the present invention, its meaning about the word of direction and position being submitted to is as follows:
The front end of earphone base refers to that the one end first passed through when earphone PLUG insertion has one end of opening, and in addition closed one end is
For rear end, the front-rear directions such as other plastic bodies 1, terminal are also consistent with the front-rear direction of earphone base on this basis；It is described
Upper and lower positional relationship be that the one side of product indicia is printed on above earphone base is top, corresponding another side is lower section.
A kind of waterproof earphone jack, including plastic body 1, rear plug 2, silica gel ring 3 and the terminal being arranged in plastic body 1,
1 both ends of plastic body are equipped with opening, are equipped with cavity in plastic body 1, cavity matches with headset plug, after plastic body 1
End is equipped with rear plug 2, and front end is equipped with silica gel ring 3；Terminal includes signal circuit terminal 5, receiver L channel terminal 6, the receiver right side
Sound channel terminal 7, transmitter terminal 8 and detection PIN terminal 9, the tail portion of terminal are equipped with downward bending part, after plastic body 1
End is equipped with the jointing 11 to match with the tail portion bending part of terminal, and rear plug 2 is equipped with the slit 21 to match with the tail portion of terminal,
Container is formed between rear plug 2 and plastic body 1, is equipped with glue 4 in container；Plastic cement master is stretched out in the front end of transmitter terminal 8
Body 1 simultaneously passes through silica gel ring 3.In the present embodiment, the shape of the tail portion of glue 4, rear plug 2 and plastic body 1 be it is adaptable, specifically
, the recessed structure in intermediate prominent both ends is equipped in the tail portion of glue 4, rear plug 2 and plastic body 1.
The present embodiment is preferred, and the two sides of plastic body 1 are equipped with for installing fixed fixed-wing 12, sets on fixed-wing 12
There is fixation hole 13, reinforcement structure is equipped on the outside of the head of plastic body 1, the inner portion of plastic body 1 is equipped with stage portion, step
Portion matches with the structure of silica gel ring 3.Plastic body 1 can be connected by screw or other connectors with mobile phone or other equipment
To be fixed, silica gel ring 3 is close to the cooperation of the waterproof casing of external equipment.
The present embodiment is preferred, and the lateral location of plastic body 1 is arranged in signal circuit terminal 5, signal circuit terminal 5
Tail portion is bending part, and middle part is equipped with the short-circuit aperture in side, and front is tilted to the center of plastic body 1, in signal circuit terminal 5
Front end be equipped with towards 1 center of plastic body contact.
The present embodiment is preferred, and the lateral location of plastic body 1, the tail portion of transmitter terminal 8 is arranged in transmitter terminal 8
For bending part, middle part is equipped with the short-circuit aperture in side, inclined interconnecting piece is equipped between the front and middle part of transmitter terminal 8, send words
8 front of device terminal is equipped with contact.
The present embodiment is preferred, and the tail end bending part of receiver right channel terminal 7 is downward, is also connected with and stretches on bending part
The front of the leg at 1 center of plastic body, receiver right channel terminal 7 is equipped with contact.
The present embodiment is preferred, is all provided on signal circuit terminal 5, transmitter terminal 8 and receiver right channel terminal 7 limited
Bit architecture 14, position limiting structure 14 is close to contact, and position limiting structure 14 includes the prominent convex block above terminal, in plastic body 1
Corresponding position is equipped with the limiting slot for accommodating convex block.
The present embodiment is preferred, and receiver L channel terminal 6 is identical with the detection structure of PIN terminal 9, including is arranged in tail
The bending part in portion and the elastic slice that fore revolution is set；Receiver L channel terminal 6, detection PIN terminal 9 and the right sound of receiver
The leg of the tail portion of road terminal 7 is SMT, and the PIN slot matched is equipped in 1 corresponding position of plastic body.
The present embodiment is preferred, and receiver L channel terminal 6, detection PIN terminal 9 and receiver right channel terminal 7 are in SMT
The other side of leg 15 is equipped with hangnail, and hangnail is interfered with each other with plastic body 1.It is dry that terminal hangnail and plastic body 1 puncture stroke
Generation retentivity is related to, guarantees past lower section snap after terminal stress, the hangnail of the application is unilateral hangnail, is prevented using bilateral hangnail
When the terminal that may cause inject the situation that both sides hangnail is deep mixed, terminal leg is non-coplanar after plastic body 1, to guarantee
Terminal leg coplane degree.Signal circuit terminal 5 and transmitter terminal 8 also are provided with unilateral in the other side of leg in practical applications
Hangnail.
The present embodiment is preferred, and the bending part of terminal is equipped with open notch, what terminal was opened when being inserted into plastic body 1
Terminal aperture 6 is formed between notch and plastic body 1, glue 4 passes through terminal aperture 16 and forms encirclement to terminal tails.Terminal
Leg and terminal body connecting portion open gap, the flowing of glue 4 can form terminal and surround by tail portion across terminal aperture 16,
It is wrapped in terminal and leg connecting portion completely effectively in terminal, 4 flow path of glue is not in terminal than more visible
Forming microgap with plastic cement causes glue 4 to be not easily accessible sealing or sealing wild effect, this design can be by the complete ring of glue 4
Around terminal leg and ontology connecting portion, increase waterproof reliability.
The present embodiment is preferred, and the distance between terminal and 2 slit 21 of rear plug are not more than 0.02mm, terminal and plastic body
Gap between 1 is not more than 0.02mm, and the gap of rear plug 2 and plastic body 1 is not more than 0.03mm, and dispensing depth is 0.50mm.
It is microgap between terminal, plastic body 1 and rear plug 2, dispensing high point is higher than terminal notch, tries the fully wrapped around terminal of glue 4
With leg connecting portion, it is ensured that the waterproof effect of terminal and leg.
Elaborate many details in the above description in order to fully understand the utility model.But above description
It is only the preferred embodiment of the utility model, the utility model can be come with being much different from other way described herein
Implement, therefore the utility model is not limited by specific implementation disclosed above.Any those skilled in the art exist simultaneously
It does not depart under technical solutions of the utility model ambit, it is all practical new to this using the methods and technical content of the disclosure above
Type technical solution makes many possible changes and modifications or equivalent example modified to equivalent change.It is all without departing from this
The content of utility model technical solution any is simply repaired according to the technical essence of the utility model is made to the above embodiment
Change, equivalent variations and modification, in the range of still falling within technical solutions of the utility model protection.
Claims (10)
1. a kind of waterproof earphone jack, it is characterised in that: including plastic body, rear plug, silica gel ring and be arranged in plastic body
Terminal, the plastic body both ends are equipped with opening, are equipped with cavity in plastic body, and the cavity matches with headset plug, moulds
The rear end of glue main body is equipped with rear plug, and front end is equipped with silica gel ring；The terminal includes signal circuit terminal, receiver L channel end
Son, receiver right channel terminal, transmitter terminal and detection PIN terminal, the tail portion of the terminal are equipped with downward bending part, institute
The rear end for stating plastic body is equipped with the jointing to match with the tail portion bending part of terminal, and rear plug is equipped with the tail portion kissing with terminal
The slit of conjunction forms container, is equipped with glue in container between rear plug and plastic body；It stretches the front end of the transmitter terminal
Out plastic body and pass through silica gel ring.
2. waterproof earphone jack according to claim 1, it is characterised in that: the two sides of the plastic body are equipped with for installing
Fixed fixed-wing, fixed-wing are equipped with fixation hole, are equipped with reinforcement structure, the head of plastic body on the outside of the head of plastic body
Inside is equipped with stage portion, and stage portion matches with the structure of silica gel ring.
3. waterproof earphone jack according to claim 1, it is characterised in that: the signal circuit terminal is arranged in plastic body
Lateral location, the tail portion of signal circuit terminal is bending part, and middle part is equipped with anti-short-circuit aperture, and front is to the center of plastic body
Position inclination is equipped with the contact towards plastic body center in the front end of signal circuit terminal.
4. waterproof earphone jack according to claim 1, it is characterised in that: plastic body is arranged in the transmitter terminal
Lateral location, the tail portion of transmitter terminal are bending part, and middle part is equipped with the short-circuit aperture in side, the front and middle part of transmitter terminal it
Between be equipped with inclined interconnecting piece, transmitter terminal front be equipped with contact.
5. waterproof earphone jack according to claim 1, it is characterised in that: the tail end of the receiver right channel terminal is bent
Portion is downward, and the leg for stretching to plastic body center is also connected on bending part, and the front of receiver right channel terminal is equipped with contact.
6. waterproof earphone jack according to claim 1, it is characterised in that: the signal circuit terminal, transmitter terminal and
Position limiting structure is equipped on receiver right channel terminal, for the position limiting structure close to contact, position limiting structure includes prominent in terminal
The convex block of top is equipped with the limiting slot for accommodating convex block in the corresponding position of plastic body.
7. waterproof earphone jack according to claim 1, it is characterised in that: the receiver L channel terminal and detection PIN
The structure of terminal is identical, including the bending part of tail portion is arranged in and the elastic slice of fore revolution is arranged；The left sound of receiver
The leg of the tail portion of road terminal, detection PIN terminal and receiver right channel terminal is SMT, in plastic body corresponding position
Equipped with the PIN slot matched.
8. the waterproof earphone jack according to claim 7, it is characterised in that: receiver L channel terminal, detection PIN terminal
It is equipped with hangnail in the other side of SMT leg with receiver right channel terminal, hangnail is interfered with each other with plastic body.
9. waterproof earphone jack according to claim 1, it is characterised in that: the bending part of terminal is equipped with open notch, end
Terminal aperture is formed between the son notch and plastic body open when being inserted into plastic body, glue passes through terminal aperture to terminal
Tail portion, which is formed, to be surrounded.
10. waterproof earphone jack according to claim 1, it is characterised in that: the distance between terminal and rear plug slit are little
Gap between 0.02mm, terminal and plastic body is not more than 0.02mm, and the gap of rear plug and plastic body is not more than
0.03mm, dispensing depth are 0.50mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821840052.XU CN209119450U (en) | 2018-11-09 | 2018-11-09 | A kind of waterproof earphone jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821840052.XU CN209119450U (en) | 2018-11-09 | 2018-11-09 | A kind of waterproof earphone jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209119450U true CN209119450U (en) | 2019-07-16 |
Family
ID=67204392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821840052.XU Active CN209119450U (en) | 2018-11-09 | 2018-11-09 | A kind of waterproof earphone jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209119450U (en) |
-
2018
- 2018-11-09 CN CN201821840052.XU patent/CN209119450U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Green song road Yushan town Kunshan City, Suzhou City, Jiangsu Province on the west side of 215316 Patentee after: Hongrida Technology Co., Ltd Address before: Green song road Yushan town Kunshan City, Suzhou City, Jiangsu Province on the west side of 215316 Patentee before: KUNSHAN HRD ELECTRONIC PRECISION TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |