CN104915070A - Optical touch module - Google Patents
Optical touch module Download PDFInfo
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- CN104915070A CN104915070A CN201510283738.8A CN201510283738A CN104915070A CN 104915070 A CN104915070 A CN 104915070A CN 201510283738 A CN201510283738 A CN 201510283738A CN 104915070 A CN104915070 A CN 104915070A
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Abstract
The invention relates to an optical touch module which is characterized by comprising a display unit and an optical unit group, wherein the side surface of the display unit is provided with a plurality of first fixing structures; the optical unit group is provided with a plurality of optical units; each optical unit is provided with a second fixing structure and an optical detection unit; the second fixing structures are in one-to-one correspondence with the first fixing structures; the optical unit group is fixedly arranged on the display unit by virtue of corresponding cooperation between the plurality of second fixing structures and the plurality of first fixing structures; after the optical unit group is fixed, the distances between the plurality of optical detection units and the display unit are not less than a first preset distance. By virtue of the preset distances, a user does not touch the display unit during a touch operation, so that the pathogenic bacterium propagation risk is effectively reduced and the safety of public hygiene is improved.
Description
Technical field
The present invention relates to a kind of optical touch module, particularly relate to a kind of contactless optical touch module.
Background technology
In recent years, Touch Screen technical development is rapid.Touch-control input not only in use more for convenience, also without the need to arranging keyboard and mouse, so had fields much more more and more by touch-control as its input mode.For now, use more touch technology for condenser type or electric resistance touch-control, be the touch technology of contact, namely all need material contact just can reach the function of input.The touch technology of this contact uses field individual or family, may not have very large problem, but in medical treatment or public sphere, the Touch Screen of contact may become the medium of germ transfer, and sanitarian security may have problems.
Summary of the invention
In view of above content, be necessary to propose a kind of optical touch module, its touch-control is input as non-contact type touch control, is of value to and improves sanitarian security.
For reaching above-mentioned purpose, the invention provides a kind of optical touch module, comprising:
Display unit, the side of display unit has a plurality of first fixed structure; And
Optical unit group, optical unit group has a plurality of optical unit, a plurality of optical unit all has one second fixed sturcture and an optical detection unit, the second fixed sturcture and first fixed structure one_to_one corresponding;
Wherein, optical unit group is fixed on display unit by a plurality of second fixed sturcture to the corresponding cooperation between a plurality of first fixed structure, and the distance of fixing rear a plurality of optical detection unit and display unit is all not less than the first predeterminable range, wherein the distance of these a plurality of optical detection unit and this display unit refers to the distance between this plurality of optical detection unit and this display unit place plane.
As optional technical scheme, first fixed structure is T font guide channel, and the second corresponding fixed sturcture is the interior T font guide channel that length is equal; Or first fixed structure is screw, the second corresponding fixed sturcture is bolt.
As optional technical scheme, the first predeterminable range is 1 centimetre to 2 centimetres.
As optional technical scheme, a plurality of optical unit is fixed by engaging or locking the mode of paying between any two.
As optional technical scheme, the mode of a plurality of optical unit engaging between any two can be the mode that engages each other or the mode engaged for third party.
As optional technical scheme, the mode engaged each other is adopt overhead kick structure and instead hooking structure to carry out the mode engaged.
As optional technical scheme, a plurality of optical unit between any two at least one group pay fixing for lock, be between all the other groups and be fixed.
As optional technical scheme, optical unit group comprises four these optical units, is respectively the first optical unit, the second optical unit, the 3rd optical unit and the 4th optical unit, is arranged at display unit up and down.
As optional technical scheme, the concrete number of assembling steps of optical touch module is as follows:
Step S401, aligns the second fixed sturcture of the first optical unit with the first fixed structure on the left of display unit;
Step S402, slips into fixing by the T font guide channel of the first fixed structure of the first optical unit on the left of display unit from the bottom to top;
Step S403, aligns the second fixed sturcture of the second optical unit with the first fixed structure on the upside of display unit;
Step S404, the T font guide channel of the first fixed structure of the second optical unit on the upside of display unit is slipped into fixing from left to right, and the left side of the second optical unit has an overhead kick structure, be fixed with the instead hooking structure on the upside of the first optical unit;
Step S405, aligns the second fixed sturcture of the 3rd optical unit with the first fixed structure on the right side of display unit;
Step S406, the T font guide channel of the first fixed structure of the 3rd optical unit on the right side of display unit is slipped into fixing from top to bottom, and the upside of the 3rd optical unit has an overhead kick structure, be fixed with the instead hooking structure on the right side of the second optical unit;
Step S407, aligns the second fixed sturcture of the 4th optical unit with the first fixed structure on the downside of display unit;
Step S408, slips into fixing by the T font guide channel of the first fixed structure of the 4th optical unit on the downside of display unit from right to left, after fixing, the left side of the 4th optical unit and the downside of the first optical unit carried out lock and pays fixing.
As optional technical scheme, this optical unit group is infrared optical unit group.
Compared with prior art, optical touch module of the present invention in use, is the input of contactless touch-control, effectively reduces the propagation risk of germ, improves sanitarian security.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Accompanying drawing explanation
Fig. 1 is the explosive view of embodiment of the present invention;
Fig. 2 is the schematic diagram that the assembling of embodiment of the present invention completes;
Fig. 3 is the rear view after embodiment of the present invention assembling;
Fig. 4 is the process flow diagram of embodiment of the present invention assembling.
Embodiment
Fig. 1 is the explosive view of embodiment of the present invention, Fig. 2 is the schematic diagram that the assembling of embodiment of the present invention completes, please refer to Fig. 1, Fig. 2, optical touch module 100 comprises display unit 110 and optical unit group, the side of display unit 110 has a plurality of first fixed structure 111, and optical unit group has a plurality of optical unit.Those a plurality of optical units all have one second fixed sturcture 131 and an optical detection unit 132, those second fixed sturctures 131 and those first fixed structure 111 one_to_one corresponding.
Optical unit group is fixed on display unit 110 to the corresponding cooperation between a plurality of first fixed structure 111 by a plurality of second fixed sturcture 131, and after fixing, this plurality of optical detection unit 132 is not less than the first predeterminable range with the distance of display unit 110.Wherein the distance of a plurality of optical detection unit 132 and display unit 110 refers to the distance between a plurality of optical detection unit 132 and display unit 110 place plane.Here the first predeterminable range is determined according to the maximum finger thickness of the user of this optical touch module, be such as between 1 centimetre to 2 centimetres, when only need ensure that user operates, when during use, finger and display unit 110 still have certain distance, optical detection unit 132 just may detect finger and there is generation touching signals.
In present embodiment, first fixed structure 111 is T font guide channel, and the second fixed sturcture 131 of that correspondence is the interior T font guide channel that length is equal, and both have coordinated fixing effect, and fixing position is determined by the length of guide channel.Certainly in other embodiments, first fixed structure 111 also can be screw, and the second corresponding fixed sturcture 131 can be bolt, and only need ensure that both have coordinated fixation, fixed form is also not construed as limiting.
The mode that optical unit can adopt engaging or lock to pay between any two is fixed, and the mode of engaging can, for the mode engaged each other, also can be the mode of third party's engaging.Because third party engages needs, a third element engages two optical units, convenient not as good as the mode that engages each other, so what adopt in the present embodiment is snap fit each other.To be overhead kick structure engage with instead hooking structure for the mode of engaging, is specially on an optical unit and has an overhead kick structure, and another optical unit has an instead hooking structure, both are fixed.
For simplicity, present embodiment has four optical units for optical unit group and is described, four optical units are respectively the first optical unit 121, second optical unit 122, 3rd optical unit 123 and the 4th optical unit 124, lay respectively at four sides up and down of display unit 110, first optical unit 121 respectively with the second optical unit 122, 4th optical unit 124 is adjacent, 3rd optical unit 123 respectively with the second optical unit 122, 4th optical unit 124 is adjacent, first optical unit 121 is relative with the 3rd optical unit, second optical unit 122 is relative with the 4th optical unit 124.
Fig. 3 is the rear view after embodiment of the present invention assembling, please refer to Fig. 3, all adopt overhead kick structure to fix with the mode that instead hooking structure fastens between first optical unit 121 and the second optical unit 122, between the second optical unit 122 and the 3rd optical unit 123, between the 3rd optical unit 123 and the 4th optical unit 124, and between the first optical unit 121 and the 4th optical unit 124, adopts the mode of to lock pair to fix.Such optical unit between any two only one group for lock pay a mode fix, all the other groups are snap fit and fix, and only need lock the efficiency that the vibrational power flow paying a group is conducive to improving module group assembling, certainly, in other embodiments, the group number adopting lock to pay mode fixing can be determined according to demand.
Fig. 4 is the process flow diagram of embodiment of the present invention assembling, and please refer to Fig. 4, the number of assembling steps of optical touch module 100 is as follows:
Step S401, aligns the second fixed sturcture 131 of the first optical unit 121 with the first fixed structure 111 on the left of display unit 110;
Step S402, slips into the T font guide channel of the first fixed structure 111 of the first optical unit 121 on the left of display unit 110 from the bottom to top and fixes;
Step S403, aligns the second fixed sturcture 131 of the second optical unit 122 with the first fixed structure 111 on the upside of display unit 110;
Step S404, the T font guide channel of the first fixed structure 111 of the second optical unit 122 on the upside of display unit 110 is slipped into from left to right and fixes, and the left side of the second optical unit 122 has an overhead kick structure, be fixed with the instead hooking structure on the upside of the first optical unit 121;
Step S405, aligns the second fixed sturcture 131 of the 3rd optical unit 123 with the first fixed structure 111 on the right side of display unit 110;
Step S406, the T font guide channel of the first fixed structure 111 of the 3rd optical unit 123 on the right side of display unit 110 is from top to bottom slipped into and fixes, and the upside of the 3rd optical unit 123 has an overhead kick structure, be fixed with the instead hooking structure on the right side of the second optical unit 122;
Step S407, aligns the second fixed sturcture 131 of the 4th optical unit 124 with the first fixed structure 111 on the downside of display unit 110;
Step S408, the T font guide channel of the first fixed structure 111 of the 4th optical unit 124 on the downside of display unit 110 is slipped into from right to left and fixes, after fixing, lock pair carried out in the left side of the 4th optical unit 124 and the downside of the first optical unit 121 and fixes.
In present embodiment, optical unit group is infrared optical unit group.
In sum, optical touch module of the present invention in use, for the input of contactless touch-control, significantly reduce the propagation risk of germ, improve sanitarian security, and be the efficiency that lock is paid the mode of fixing and substantially increased module group assembling by only one group of optical unit.
Certainly; the present invention also can have other various embodiments; when not deviating from the present invention's spirit and essence thereof; those of ordinary skill in the art can make various corresponding change and distortion according to the present invention, but these change accordingly and are out of shape the protection domain that all should belong to the claim appended by the present invention.
Claims (10)
1. an optical touch module, is characterized in that, this optical touch module comprises:
Display unit, the side of this display unit has a plurality of first fixed structure; And
Optical unit group, this optical unit group has a plurality of optical unit, this plurality of optical unit all has one second fixed sturcture and an optical detection unit, this second fixed sturcture and this first fixed structure one_to_one corresponding;
Wherein, this optical unit group is fixed on this display unit by this second fixed sturcture a plurality of to the corresponding cooperation between this first fixed structure a plurality of, and the distance of these a plurality of optical detection unit and this display unit is all not less than the first predeterminable range after fixing, wherein the distance of these a plurality of optical detection unit and this display unit refers to the distance between this plurality of optical detection unit and this display unit place plane.
2. optical touch module as claimed in claim 1, it is characterized in that, this first predeterminable range is 1 centimetre to 2 centimetres.
3. optical touch module as claimed in claim 1, is characterized in that, this plurality of optical unit is fixed by engaging or locking the mode of paying between any two.
4. optical touch module as claimed in claim 3, is characterized in that, the mode of this plurality of optical unit this engaging between any two can be the mode that engages each other or the mode engaged for third party.
5. optical touch module as claimed in claim 4, is characterized in that, this mode engaged each other is adopt overhead kick structure and instead hooking structure to carry out the mode engaged.
6. optical touch module as claimed in claim 3, is characterized in that, this plurality of optical unit between any two at least one group pay fixing for lock, be between all the other groups and be fixed.
7. optical touch module as claimed in claim 1, it is characterized in that, this first fixed structure is T font guide channel, and this corresponding second fixed sturcture is the interior T font guide channel that length is equal; Or this first fixed structure is screw, this corresponding second fixed sturcture is bolt.
8. optical touch module as claimed in claim 7, it is characterized in that, this optical unit group comprises four these optical units, be respectively the first optical unit, second optical unit, 3rd optical unit and the 4th optical unit, be arranged at this display unit up and down, this first optical unit is relative with the 3rd optical unit, this second optical unit is relative with the 4th optical unit, this first optical unit respectively with this second optical unit, 4th optical unit is adjacent, this first optical unit and the 4th optical unit are locked mutually and are paid, be fixed togather between all the other optical units.
9. optical touch module as claimed in claim 8, it is characterized in that, the concrete number of assembling steps of this optical touch module is as follows:
Step S401, aligns this second fixed sturcture of this first optical unit with this first fixed structure on the left of this display unit;
Step S402, slips into this T font guide channel of this first fixed structure of this first optical unit on the left of this display unit from the bottom to top and fixes;
Step S403, aligns this second fixed sturcture of this second optical unit with this first fixed structure on the upside of this display unit;
Step S404, this T font guide channel of this first fixed structure of this second optical unit on the upside of this display unit is slipped into from left to right and fixes, and the left side of this second optical unit has an overhead kick structure, be fixed with the instead hooking structure on the upside of this first optical unit;
Step S405, aligns this second fixed sturcture of the 3rd optical unit with this first fixed structure on the right side of this display unit;
Step S406, this T font guide channel of this first fixed structure of 3rd optical unit on the right side of this display unit is from top to bottom slipped into and fixes, and the upside of the 3rd optical unit has an overhead kick structure, be fixed with the instead hooking structure on the right side of this second optical unit;
Step S407, aligns this second fixed sturcture of the 4th optical unit with this first fixed structure on the downside of this display unit;
Step S408, this T font guide channel of this first fixed structure of 4th optical unit on the downside of this display unit is slipped into from right to left and fixes, after fixing, the left side of the 4th optical unit and the downside of this first optical unit carried out lock and pay fixing.
10. optical touch module as claimed in claim 1, it is characterized in that, this optical unit group is infrared optical unit group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510283738.8A CN104915070B (en) | 2015-05-28 | 2015-05-28 | Optical touch module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510283738.8A CN104915070B (en) | 2015-05-28 | 2015-05-28 | Optical touch module |
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| CN104915070A true CN104915070A (en) | 2015-09-16 |
| CN104915070B CN104915070B (en) | 2017-12-29 |
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| CN201510283738.8A Active CN104915070B (en) | 2015-05-28 | 2015-05-28 | Optical touch module |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201097364Y (en) * | 2007-05-14 | 2008-08-06 | 吴琼 | A circuit frame connection device for infrared touch screen |
| CN201886448U (en) * | 2010-12-07 | 2011-06-29 | 华映视讯（吴江）有限公司 | Optical touch module and optical touch display module |
| CN102141860A (en) * | 2009-10-20 | 2011-08-03 | 柯斯达公司 | Noncontact pointing device |
| CN202257514U (en) * | 2011-07-12 | 2012-05-30 | 精元电脑股份有限公司 | Non-contact mechanical keyboard device with motion sensing function |
| US20120162135A1 (en) * | 2010-12-24 | 2012-06-28 | Lite-On Semiconductor Corp. | Optical touch apparatus |
| CN103365485A (en) * | 2012-04-03 | 2013-10-23 | 纬创资通股份有限公司 | Optical Touch Sensing Device |
| CN103646622A (en) * | 2013-09-30 | 2014-03-19 | 青岛海信电器股份有限公司 | Display device |
| CN203849524U (en) * | 2014-04-28 | 2014-09-24 | 昆山龙腾光电有限公司 | Display device |
-
2015
- 2015-05-28 CN CN201510283738.8A patent/CN104915070B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201097364Y (en) * | 2007-05-14 | 2008-08-06 | 吴琼 | A circuit frame connection device for infrared touch screen |
| CN102141860A (en) * | 2009-10-20 | 2011-08-03 | 柯斯达公司 | Noncontact pointing device |
| CN201886448U (en) * | 2010-12-07 | 2011-06-29 | 华映视讯（吴江）有限公司 | Optical touch module and optical touch display module |
| US20120162135A1 (en) * | 2010-12-24 | 2012-06-28 | Lite-On Semiconductor Corp. | Optical touch apparatus |
| CN202257514U (en) * | 2011-07-12 | 2012-05-30 | 精元电脑股份有限公司 | Non-contact mechanical keyboard device with motion sensing function |
| CN103365485A (en) * | 2012-04-03 | 2013-10-23 | 纬创资通股份有限公司 | Optical Touch Sensing Device |
| CN103646622A (en) * | 2013-09-30 | 2014-03-19 | 青岛海信电器股份有限公司 | Display device |
| CN203849524U (en) * | 2014-04-28 | 2014-09-24 | 昆山龙腾光电有限公司 | Display device |
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| CN104915070B (en) | 2017-12-29 |
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