CN202307326U - Vacuum defoaming device of conductive silver paster used for touch screen - Google Patents
Vacuum defoaming device of conductive silver paster used for touch screen Download PDFInfo
- Publication number
- CN202307326U CN202307326U CN2011203783113U CN201120378311U CN202307326U CN 202307326 U CN202307326 U CN 202307326U CN 2011203783113 U CN2011203783113 U CN 2011203783113U CN 201120378311 U CN201120378311 U CN 201120378311U CN 202307326 U CN202307326 U CN 202307326U
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- CN
- China
- Prior art keywords
- conductive silver
- bung
- defoaming device
- vacuum defoaming
- silver paste
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- Expired - Fee Related
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- Mixers With Rotating Receptacles And Mixers With Vibration Mechanisms (AREA)
Abstract
The utility model provides a vacuum defoaming device of conductive silver paster used for a touch screen. The vacuum defoaming device of the conductive silver paster used for the touch screen includes a barrel body, a barrel cover and an inner barrel of the vacuum defoaming device. The barrel mouth of the barrel body is provided with convex lugs used for locking the barrel cover and locking screws hinged with the convex lugs. Locking stands corresponding to the convex lugs of the barrel cover are arranged on the periphery of the barrel cover. A driving motor is installed in the central position on the barrel cover. An output shaft of the driving motor connects with a stirrer through a stirring rod. One end of the driving motor on the barrel cover is provided with a feeding port equipped with a feeding valve while the other end of the driving motor is equipped with an air valve connecting head and an air gauge. The air valve connecting head respectively connects with an extraction valve and an air-release valve together connected to a vacuum pump. An inlet of the feeding valve is equipped with a filter tunnel used for filtering the conductive silver. The utility model adopts the barrel-type vacuum defoaming device. The prepared conductive silver is vacuumized and sent into the vacuum deforming device at the same time. The conductive silver is in vacuumizing while in stirring and deforming. Thus, the combination degree and the conductivity between the conductive paste and the touch screen are improved, and the resistance is reduced.
Description
Technical field
The utility model belongs to electric conducting material compound technical field, relates to the auxiliary equipment for preparing conductive silver paste, is specifically related to a kind of vacuum defoaming device of conductive silver paste for touch screens.
Background technology
Along with scientific and technical develop rapidly, touch screen technology has also obtained using widely in the middle of different electronic product such as computer, TV, mobile phone and digital camera.And be imprinted on the critical material-conductive silver paste of touch-screen through the silk screen printing form, for the touch screen performance parameter of making important effect is arranged with tin-doped indium oxide (Indium Tin Oxide is called for short ITO).Be applied to the conductive silver paste of resistance-type and capacitive touch screen at present; Usually adopting silver powder is primary raw material; For the conductivity of the conductive silver paste that guarantees the silk screen printing circuit, external conductive silver paste silver content is mostly more than 72%, because the conductive silver paste silver content is high; Cost is also higher relatively; And because conductive silver paste can produce bubble in the process of preparation, the printed circuit that also can cause conductive silver paste on touch-screen, to be printed is local to produce bubble, thereby has also influenced the sensitivity and the conductivity of touch-screen.
The utility model content
The purpose of the utility model provides a kind of vacuum defoaming device of conductive silver paste for touch screens; The conductive silver paste vacuum defoaming device of packing into preparation; Under vacuum state, conductive silver paste is carried out the vacuum stirring defoaming treatment through the vacuum defoaming device; Touch screen performance requirement resistance is low to be met, the conductive silver paste material of good conductivity, has solved the problems referred to above that exist in the conductive silver paste technology of preparing of existing preparation.
The technical scheme that the utility model adopted is; A kind of vacuum defoaming device of conductive silver paste for touch screens; Comprise staving, bung and the interior bucket of vacuum defoaming device, the bung of described staving is provided with and is used for locking the lug of bung and links the lock-screw in lug, and the circumference of said bung is provided with the locking platform corresponding to the lug place of bung; On the bung face; A drive motors is installed in the center, and the output shaft of drive motors connects blender through puddler, and the charging valve is equipped with at the charging aperture place of a side of drive motors on the bung; Opposite side is equipped with air valve connector and air gauge respectively, is connected to the extraction valve and the vent valve that connect vacuum pump on the described air valve connector respectively.
The vacuum defoaming device of the described conductive silver paste for touch screens of the utility model, its characteristic also be,
The filter tunnel that is used for filtering conductive silver paste is equipped with in the import of said charging valve.
O-ring seal is equipped with at the dual bead place that described bung is provided with.
The vacuum defoaming device of the utility model conductive silver paste for touch screens; Adopt a bucket formula vacuum defoaming device,, and vacuumize state bottom on the limit conductive silver paste is stirred defoaming treatment the conductive silver paste of the preparation vacuum defoaming device of when vacuumizing, packing into; Conductive silver paste through the vacuum defoaming treatment not only effectively raises the conjugation between conductive silver paste and the touch-screen; The touch-screen printed circuit of printing does not produce bubble, has reduced the resistance value of touch-screen printed circuit yet, the conductive silver paste for touch screens that uses the utility model to handle; Low, the good conductivity of resistance, touch-screen highly sensitive.
Description of drawings
Fig. 1 is the vacuum defoaming device structural representation of the utility model conductive silver paste for touch screens.
Among the figure, 1. staving, 2. bung, 3. in bucket, 4. lug, 5. lock-screw, 6. locking platform, 7. drive motors, 8. blender, 9. charging valve, 10. air valve connector, 11. air gauges, 12. extraction valves, 13. vent valves, 14. filter tunnels, 15. O-ring seals.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is elaborated.
A kind of vacuum defoaming device of conductive silver paste for touch screens; As shown in Figure 1; Comprise staving 1, bung 2 and the interior bucket 3 of vacuum defoaming device, the bung of described staving 1 is provided with and is used for locking the lug 4 of bung 2 and links the lock-screw 5 in lug 4, and the circumference of said bung 2 is provided with locking platform 6 corresponding to lug 4 places of bung 2; On 2 of bungs; A drive motors 7 is installed in the center, and the output shaft of drive motors 7 connects blender 8 through puddler, and charging valve 9 is equipped with at the charging aperture place of a side of drive motors 7 on the bung 2; Opposite side is equipped with air valve connector 10 and air gauge 11 respectively; Be connected to the extraction valve 12 and vent valve 13 that connect vacuum pump on the described air valve connector 10 respectively, the filter tunnel 14 that is used for filtering conductive silver paste is equipped with in the import of said charging valve 9, and O-ring seal 15 is equipped with at the dual bead place that described bung 2 is provided with.
The vacuum defoaming device of the utility model conductive silver paste for touch screens; The lock-screw 5 of earlier bung 2 being locked platforms 6 places during use unclamps to be turned down; Remove bung 2; Bung 2 on bucket 3 bonnets in packing into, the lock-screw 5 with each lug 4 hinge joint of staving 1 bung places bung 2 locking platform 6 places and all locking again.Open then charging aperture place on the bung 2 charging valve 9, close vent valve 13 on the gas check valve connector 10, open the extraction valve 12 that connects vacuum pump again, extract the gas in the staving 1 out; Again gas bleeding the time; From 14 mouthfuls of conductive silver paste slurries of slowly pouring preparation into of filter tunnel of charging valve 9, after the conductive silver paste slurry of preparation is poured into fully, close charging valve 9; Start the drive motors 7 on the bung 2; Drive motors 7 output shafts drive blender 8 rotations that connect through puddler, and the conductive silver paste slurry limit of injecting in the bucket is vacuumized, and defoaming treatment is stirred on the limit.
Vacuum degree remains on 12～18Psi in the utility model vacuum defoaming device bucket; Stir after 15～20 minutes; Left standstill 10 minutes; Close the extraction valve 12 that connects vacuum pump then, open the vent valve 13 on the bung 2 upper air valve connectors 10, in bucket, put into the lock-screw 5 that will be used for locking bung 2 behind the air again and unclamp to turn down and remove bung 2; At last that interior bucket 3 and bucket is interior after the low resistance conductive silver paste that is used for touch-screen of vacuum defoaming treatment takes out together, the packing container that just can pour product into pursues the part encapsulation.
Conductive silver paste through the defoaming treatment of the utility model vacuum; Not only effectively raise the conjugation between conductive silver paste and the touch-screen; The touch-screen printed circuit of printing does not produce bubble, and has reduced the resistance value of touch-screen printed circuit, the conductive silver paste for touch screens that the utility model is handled; Low, the good conductivity of resistance, touch-screen highly sensitive.
Above-mentioned execution mode is an instance of the utility model; Not enforcement and the interest field that is used for limiting the utility model; All equivalences of making according to the described content of the utility model patent protection scope change and modify, and all should be included in the utility model claim.
Claims (3)
1. the vacuum defoaming device of a conductive silver paste for touch screens; The staving (1), bung (2) and the interior bucket (3) that comprise the vacuum defoaming device; It is characterized in that the bung of described staving (1) is provided with the lug (4) that is used for locking bung (2) and links the lock-screw (5) in lug (4), the circumference of said bung (2) locates to be provided with locking platform (6) corresponding to the lug (4) of bung (2); On bung (2) face; A drive motors (7) is installed in the center, and the output shaft of drive motors (7) connects blender (8) through puddler, and bung (2) the upward charging aperture place of a side of drive motors (7) is equipped with charging valve (9); Opposite side is equipped with air valve connector (10) and air gauge (11) respectively, is connected to the extraction valve (12) and the vent valve (13) that connect vacuum pump on the described air valve connector (10) respectively.
2. the vacuum defoaming device of conductive silver paste for touch screens according to claim 1 is characterized in that, the filter tunnel (14) that is used for filtering conductive silver paste is equipped with in the import of said charging valve (9).
3. the vacuum defoaming device of conductive silver paste for touch screens according to claim 1 is characterized in that, O-ring seal (15) is equipped with at the dual bead place that described bung (2) is provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203783113U CN202307326U (en) | 2011-09-28 | 2011-09-28 | Vacuum defoaming device of conductive silver paster used for touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203783113U CN202307326U (en) | 2011-09-28 | 2011-09-28 | Vacuum defoaming device of conductive silver paster used for touch screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202307326U true CN202307326U (en) | 2012-07-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203783113U Expired - Fee Related CN202307326U (en) | 2011-09-28 | 2011-09-28 | Vacuum defoaming device of conductive silver paster used for touch screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202307326U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105392540A (en) * | 2013-08-13 | 2016-03-09 | 三菱重工环境·化学工程株式会社 | Defoaming device |
| CN105492096A (en) * | 2013-08-28 | 2016-04-13 | 三菱重工环境·化学工程株式会社 | Defoaming device |
| CN108043071A (en) * | 2017-12-12 | 2018-05-18 | 浙江凯盈新材料有限公司 | A kind of deaeration agitating device of silver paste |
| CN110935200A (en) * | 2019-12-10 | 2020-03-31 | 江西华莲欣科技有限公司 | Stirring fire fighting equipment of electrically conductive silver thick liquid |
| CN114768310A (en) * | 2022-04-26 | 2022-07-22 | 广东电网有限责任公司广州供电局 | Degassing pretreatment device and method for liquid insulating filler |
-
2011
- 2011-09-28 CN CN2011203783113U patent/CN202307326U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105392540A (en) * | 2013-08-13 | 2016-03-09 | 三菱重工环境·化学工程株式会社 | Defoaming device |
| CN105392540B (en) * | 2013-08-13 | 2018-10-09 | 三菱重工环境·化学工程株式会社 | defoaming device |
| CN105492096A (en) * | 2013-08-28 | 2016-04-13 | 三菱重工环境·化学工程株式会社 | Defoaming device |
| CN108043071A (en) * | 2017-12-12 | 2018-05-18 | 浙江凯盈新材料有限公司 | A kind of deaeration agitating device of silver paste |
| CN110935200A (en) * | 2019-12-10 | 2020-03-31 | 江西华莲欣科技有限公司 | Stirring fire fighting equipment of electrically conductive silver thick liquid |
| CN114768310A (en) * | 2022-04-26 | 2022-07-22 | 广东电网有限责任公司广州供电局 | Degassing pretreatment device and method for liquid insulating filler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151124 Address after: 523000 Guangdong province Dongguan City Wanjiang Shi Mei community Xiangyang Road No. 1 building 3-4 Patentee after: Dongguan elecscreen Electronic Technology Co. Ltd. Address before: 523000 Guangdong province Dongguan City Wanjiang stone stone beauty beauty Community Park Road No. 3 Street Patentee before: Deng Shuibin |
|
| 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: 20120704 Termination date: 20190928 |