CN202563457U - Dustproof input device optical lens module - Google Patents
Dustproof input device optical lens module Download PDFInfo
- Publication number
- CN202563457U CN202563457U CN2012201494679U CN201220149467U CN202563457U CN 202563457 U CN202563457 U CN 202563457U CN 2012201494679 U CN2012201494679 U CN 2012201494679U CN 201220149467 U CN201220149467 U CN 201220149467U CN 202563457 U CN202563457 U CN 202563457U
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- Prior art keywords
- lens
- light
- optical lens
- luminous
- dustproof
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Abstract
The utility model discloses a dustproof input device optical lens module which comprises a base seat provided with a light in-and-out hole and an optical lens unit which comprises a light transmitting/receiving module and a lens assembly, wherein the light transmitting/receiving module and the lens assembly are integrated and fixed as a whole. The light transmitting/receiving module comprises a circuit board, a light source and an electronic sensitive component, wherein the light source and the electronic sensitive component are arranged on the circuit board. The lens assembly is provided with a light-out lens and at least at least one refractor. The optical lens unit is arranged on the base seat and enables the light-out lens to be tightly combined with the light in-and-out hole, and of paths from the light source to the light refraction, reflection and receiving of the electronic sensitive component through the refractor and the light-out lens can be formed. The dustproof input device optical lens module enables main components to be integrated into the optical lens unit in a modular one-piece type structure and enables the optical lens unit to be more conveniently assembled into an input device, and therefore the working efficiency is improved.
Description
Technical field
The utility model relates to a kind of being used in such as input medias such as computer mouses, can prevent the optical lens module that dust foreign matter or liquid infiltrate.
Background technology
The traditional optical mouse is irradiate light one surface that utilizes the LED emission, and the light of responding to this surface reflection by the sense electronics optical assembly calculates its displacement, and then signal is passed to central processing unit (CPU) with the cursor position on the reaction and display device.
General optical mouse is provided with optical lens unit and light transmit/receive module in its enclosure; After the light transmit/receive module is controlled at least one led light source emission boundling light; After via most catoptrons of optical lens unit this light being carried out the reflection of multiple angles; Light is fallen within on the surface through the light manhole appendix of outer casing base; By this surface the light reflection is got into enclosure through this light manhole appendix again, by the induction of the sense electronics optical assembly in the light transmit/receive module, with the displacement of computing mouse.
Said light manhole appendix is a kind of through hole of being located at outer casing base; General optical mouse all is that its base contact is moved on desktop, mouse pad or other object surfaces; Therefore; After using a period of time, attached to the dust on desktop, mouse pad or other body surface, hair, scurf ... etc. fine content be easy to be deposited in light manhole appendix edge, and then the turnover of disturbance causes the interpretation that influences displacement; The necessary periodic cleaning of user bothers in the use.In addition, the light manhole appendix that runs through also provides liquid to get in the mouse case, causes the chance of intraware fault.
No. 100217525 novel patent case of TaiWan, China then provides a kind of dust protected input media optical lens module that solves aforementioned disappearance; Its characteristic ties up to base one an optics guard shield and an optical lens unit is set; This optics guard shield by one have second lens head driving fit ground group be located at the light manhole appendix of base; Make the optics guard shield between first lens of base and optical lens unit; Can avoid the dust foreign matter to be deposited in this light manhole appendix by this driving fit in the optics guard shield head of light manhole appendix, influence of the interpretation of this input media signal.
No. 100218471 novel patent case of TaiWan, China then is to improve the problem of No. 100217525 novel patent case; It is characterized in that going out lens in that the inner optical lens unit that is comprised of input media is one-body molded; When this optical lens unit is combined in the base of input media; Be combined in the light manhole appendix of this base with making this lens driving fit, by this, can not influencing under the induction and interpretation condition of optical input device to reflection ray; Make said light manhole appendix sealing by the structure of simplifying, make dust, foreign matter or liquid can't get into input media inside.
No. 100218473 novel patent case of TaiWan, China then is on the basis of No. 100218471 novel patent case; Be provided with in the bottom surface of the base of input media one have a light penetration district shield assembly, it is inner to prevent that by shield assembly dust, foreign matter or liquid from invading input media from the light manhole appendix.
But aforesaid a plurality of prior arts all include separately independently base, optical lens element, circuit board, light source and sense electronics optical assembly etc., when assembling, must each assembly be installed one by one, cause production efficiency further to improve.
The utility model content
The purpose of the utility model is the weak point to prior art, provides a kind of primary clustering is integrated into the optical lens unit of integral modular structure, and is more convenient when making this optical lens unit be assembled in input media, and then promotes production efficiency.
For achieving the above object, the utility model adopts following technical scheme:
Dustproof input media optical lens module includes: a base has a light manhole appendix; One optical lens unit; Include to integrate and be fixed as holistic one a smooth transmit/receive module and a lens assembly; Said smooth transmit/receive module includes a light source and the sense electronics optical assembly that a circuit board, is located at this circuit board, and this lens assembly has a luminous lens and at least one refracting telescope; Said optical lens unit is located on this base, makes this luminous lens driving fit in this light manhole appendix, and constitutes from anaclasis, reflection, the RX path of this light source via this refracting telescope, luminous lens to this sense electronics optical assembly.
As preferably, the luminous lens of said lens assembly is an exiting surface of being located at this lens assembly one-body moldedly.
As preferably; Said refracting telescope includes one first refracting telescope and one second refracting telescope of inclination different angles; The light of said light emitted is through this first refracting telescope and luminous lens, and logical again this this luminous lens is with this second refracting telescope and by this sense electronics optical assembly reception behind reflection object.
As preferably, the internal diameter of said light manhole appendix is the upper end relatively little bellmouth in big lower end relatively, and the external diameter of said luminous lens be that this cone-shaped body interferes with each other with bellmouth and cooperates formation airtight to cone-shaped body that should bellmouth.
As preferably, said luminous lens is transparent for fully.
As preferably, said luminous lens is an optical filtering.
The utility model is through adopting said structure, and primary clustering is integrated into the optical lens unit of integral modular structure, and is more convenient when making this optical lens unit be assembled in input media, and then promotes production efficiency.
Description of drawings
Fig. 1 is for showing the embodiment plan cross-section exploded view of the utility model optical lens unit and base syntagmatic.
Fig. 2 makes up the embodiment section plan of the structure of back for showing the utility model optical lens unit and base.
Among the figure:
1-optical lens module; The 11-base; 111-light manhole appendix; The 12-optical lens unit; 120-lens assembly; 1201-luminous lens 1202-first refracting telescope; 1203-second refracting telescope; 121-light transmit/receive module; The 1211-circuit board; The 1212-light source; 1213-sense electronics optical assembly.
Embodiment
Below in conjunction with accompanying drawing and embodiment the embodiment of the utility model is done more detailed explanation, have the knack of this art and after studying this instructions carefully, can implement according to this in order to do making.
As shown in Figure 1, the utility model includes a base 11 and an optical lens unit 12; Wherein, base 11 is the assembly that is used for being installed on the outer casing bottom of input media, and its appropriate location is provided with the light manhole appendix 111 that vertically runs through, and the lower surface system of base 11 is used for the plane that contacts with desktop, mouse pad or other object; Preferably, the internal diameter of light manhole appendix 111 system form the big relatively and relatively little bellmouth in lower end in upper end.
Said optical lens unit 12 includes a lens assembly 120 and a smooth transmit/receive module 121; Wherein, Lens assembly 120 be adopt material with good leaded light character (for example acryl, glass ... etc.) one-body molded processing; Make it have first refracting telescope 1202 and one second refracting telescope 1203 that is positioned at the top and the different angles that tilt respectively; And one be positioned at the below luminous lens 1201, the external diameter of this luminous lens 1201 system forms the cone-shaped body to light manhole appendix 111 internal diameter taperings that should base 11; The luminous lens 1201 of the utility model can be complete transparent lens, and the light of direct projection or reflection is fully advanced; Luminous lens 1201 can be an optical filtering also, uses the unwanted light of filtering, increases resolution; This luminous lens 1201 can be convex lens or concavees lens.
Said smooth transmit/receive module 121 includes integrates a light source 1212 and the sense electronics optical assembly 1213 that a circuit board 1211, that is packaged as a whole electrically is located at the circuit of this circuit board 1211; The preferably, light source 22 is a kind of light emitting diode (LED); Sense electronics optical assembly 1213 can be a kind of CMOS (Complementary Metal-Oxide-Semiconductor, CMOS), or a kind of Charged Coupled Device (Charge-coupled Device, CCD); Circuit board 1211 is located in the shell, and light source 1212 is located at the diverse location of circuit board 1211 with 1213 of sense electronics optical assemblies and towards the below; Light transmit/receive module 121 is the tops that are incorporated into lens assembly 120, makes light source 1212 corresponding to first refracting telescope 1202, and sense electronics optical assembly 1213 is then corresponding to second refracting telescope 1203.
The optical lens module 1 of the utility model is in the shell that is installed on such as input medias such as mouses; During combination; Lens assembly 120 is combined in base 11; Luminous lens 1201 is combined in the light manhole appendix 111,, thereby can stops luminous lens 1201 excessively to expose light manhole appendix 111 because luminous lens 1201 and light manhole appendix 111 are cone-shaped bodys and the cooperating of bellmouth; Airtight for luminous lens 1201 external diameters peripheries and light manhole appendix 111 internal diameters are formed, the utility model can make the external diameter of luminous lens 1201 airtight with the internal diameter generation interference engagement of light manhole appendix 111; After also can all being coated with an amount of adhesive agent at the internal diameter of the external diameter of luminous lens 1201 and light manhole appendix 111; Again luminous lens 1201 is combined in the light manhole appendix 111; By adhesive agent that luminous lens 1201 is cemented in light manhole appendix 111, form airtight simultaneously.
As shown in Figure 2; The input media of the utility model is when actual operation; When light source 1212 is energized when luminous; Light pass first refracting telescope 1202 back bending one directions and pass luminous lens 1201 fall within body surface (as desktop, mouse pad ... etc.), body surface passes luminous lens 1201 through second refracting telescope, 1203 bending other directions and by 1213 inductions of sense electronics optical assembly with the light reflection again, to calculate the displacement of interpretation input media.
Behind the light manhole appendix 111 of the utility model by luminous lens 1201 direct closed base 11; Can avoid dust, hair, foreign matter even liquid to get in the shell fully; Ensured the interpretation accuracy of optical input device, reduced the trouble that input media need be cleared up, more because light transmit/receive module 121 and lens assembly 120 are integrated into an integral body; Make structure more simplify, be minimized manufacturing cost.
The above person is merely in order to explain the preferred embodiment of the utility model; Be not that the attempt tool is to do any formal restriction to the utility model; Be with; All have in following any modification or change of making relevant the utility model of identical utility model spirit, all must be included in the category of the utility model intention protection.
Claims (6)
1. dustproof input media optical lens module is characterized in that, includes:
One base has a light manhole appendix;
One optical lens unit; Include to integrate and be fixed as holistic one a smooth transmit/receive module and a lens assembly; Said smooth transmit/receive module includes a light source and the sense electronics optical assembly that a circuit board, is located at this circuit board, and this lens assembly has a luminous lens and at least one refracting telescope;
Said optical lens unit is located on this base, makes this luminous lens driving fit in this light manhole appendix, and constitutes from anaclasis, reflection, the RX path of this light source via this refracting telescope, luminous lens to this sense electronics optical assembly.
2. dustproof input media optical lens module according to claim 1 is characterized in that the luminous lens of said lens assembly is an exiting surface of being located at this lens assembly one-body moldedly.
3. dustproof input media optical lens module according to claim 1; It is characterized in that; Said refracting telescope includes one first refracting telescope and one second refracting telescope of inclination different angles; The light of said light emitted is through this first refracting telescope and luminous lens, and logical again this this luminous lens is with this second refracting telescope and by this sense electronics optical assembly reception behind reflection object.
4. dustproof input media optical lens module according to claim 1; It is characterized in that; The internal diameter of said light manhole appendix is the relatively little bellmouth in big relatively lower end, upper end; The external diameter of said luminous lens is to cone-shaped body that should bellmouth, this cone-shaped body and bellmouth interfere with each other cooperate form airtight.
5. dustproof input media optical lens module according to claim 1 is characterized in that said luminous lens is transparent for fully.
6. dustproof input media optical lens module according to claim 1 is characterized in that said luminous lens is an optical filtering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201494679U CN202563457U (en) | 2012-04-10 | 2012-04-10 | Dustproof input device optical lens module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201494679U CN202563457U (en) | 2012-04-10 | 2012-04-10 | Dustproof input device optical lens module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202563457U true CN202563457U (en) | 2012-11-28 |
Family
ID=47213092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201494679U Expired - Fee Related CN202563457U (en) | 2012-04-10 | 2012-04-10 | Dustproof input device optical lens module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202563457U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105675502A (en) * | 2016-03-30 | 2016-06-15 | 广东美的厨房电器制造有限公司 | Sensor for detecting attachment quantity value and household appliance |
| CN105806809A (en) * | 2016-03-30 | 2016-07-27 | 广东美的厨房电器制造有限公司 | Sensor for detecting attachment magnitude and domestic electrical instrument |
| CN107422431A (en) * | 2017-08-23 | 2017-12-01 | 李婵 | A kind of dust-proof input equipment optical lens module |
-
2012
- 2012-04-10 CN CN2012201494679U patent/CN202563457U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105675502A (en) * | 2016-03-30 | 2016-06-15 | 广东美的厨房电器制造有限公司 | Sensor for detecting attachment quantity value and household appliance |
| CN105806809A (en) * | 2016-03-30 | 2016-07-27 | 广东美的厨房电器制造有限公司 | Sensor for detecting attachment magnitude and domestic electrical instrument |
| CN105675502B (en) * | 2016-03-30 | 2018-10-02 | 广东美的厨房电器制造有限公司 | Sensor and household electrical appliance for detecting attachment magnitude |
| CN105806809B (en) * | 2016-03-30 | 2019-06-04 | 广东美的厨房电器制造有限公司 | For detecting the sensor and household electrical appliance of attachment magnitude |
| CN107422431A (en) * | 2017-08-23 | 2017-12-01 | 李婵 | A kind of dust-proof input equipment optical lens module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121128 Termination date: 20150410 |
|
| EXPY | Termination of patent right or utility model |