CN203535576U

CN203535576U - Wireless digital pen

Info

Publication number: CN203535576U
Application number: CN201320686824.XU
Authority: CN
Inventors: 刘建生
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-10-31
Filing date: 2013-10-31
Publication date: 2014-04-09
Anticipated expiration: 2023-10-31

Abstract

The utility model provides a wireless digital pen. The wireless digital pen comprises a pen body, a pen refill which is arranged inside the pen body and extends out of the front end of the pen body, a camera module used for capturing the image of the writing position of the pen refill, a power supply module, a wireless transmission module used for communicating with an external data processing device, and a master controller, wherein the master controller is electrically connected with the power supply module and the camera module; the inside of the pen body is also provided with a motion sensor for switching on or off the power supply module, and the motion sensor is electrically connected with the master controller and the power supply module. The wireless digital pen has the advantages of being more similar to a pen, smoother in appearance, simpler in process and more convenient to use.

Description

Wireless digital pen

Technical field

The utility model relates to digital product field, relates in particular to wireless digital pen.

Background technology

Although existing digital pen has approached common pen very much, some aspect is still unsatisfactory.Digital pen of the prior art at least need to be offered perforation with it at pen power switch button is installed, make it seem to there is larger difference with common pen, allowing user feel in hand held similarly is always an electric equipment rather than common pen, affects user's experience.In addition, at pen, offer the fluency that structure that perforation installs power button switch has increased technological process and an impact body profile with it.

Utility model content

The technical problems to be solved in the utility model is, according to will the defect of power switch button being set at pen with it in prior art, provides a kind of improved wireless digital pen.

The technical scheme that the utility model technical solution problem adopts is: the utility model provides a kind of wireless digital pen, comprise a body, be arranged in described body and stretch out in the pen core of described body front end, for taking the camera lens module, power supply module of the image at described pen core writing position place, for wireless transport module and master controller with the communication of external data treatment facility, described master controller is electrically connected to described power supply module and described camera lens module respectively; In described body, be also provided with for opening or close the motion sensor of the feeder ear of described power supply module, described motion sensor is electrically connected to described master controller and described power supply module.

In the wireless digital pen providing at the utility model, in described body, be provided with the LED light of at least two different colours that are used to indicate a described wireless digital duty, described LED light is electrically connected to described master controller, described pen with it correspondence position is provided with light hole, is provided with for the light of described LED light is mixed and is incorporated in the light conductor that described light hole sends mixed light between described light hole and described LED light.

In the wireless digital pen providing at the utility model, in described body, be also provided with the first flexible PCB, described master controller, described LED light and described motion sensor are all arranged on described the first flexible PCB.

In the wireless digital pen providing at the utility model, described wireless digital pen also comprises that described touch switch is electrically connected to described master controller for triggering the touch switch of camera lens module work described in described main controller controls; Described touch switch is that two groups of being arranged on described the first flexible PCB are the spaced golden finger of pectination.

In the wireless digital pen providing at the utility model, described wireless digital pen also comprises the pen core fixture that is cylindric and an end opening, and the tail end of described pen core is clamped in described pen core fixture.

In the wireless digital pen providing at the utility model, on described pen core fixture inwall, along being circumferentially provided with elasticity bulge loop, the internal diameter of described elasticity bulge loop is less than the diameter of described pen core.

In the wireless digital pen providing at the utility model, one end away from described pen core of described pen core fixture is provided with two groups of golden fingers for touching described touch switch with by the conductive bumps of described two groups of golden finger conductings, described conductive bumps along described pen core fixture extend axially and with described touch switch interval preset distance.

In the wireless digital pen providing at the utility model, described conductive stud has elasticity.

In the wireless digital pen providing at the utility model, the rear end of described body is provided with cradle and for covering the removably end cap of described cradle.

In the wireless digital pen providing at the utility model, infrared exposure lamp and infrared filtering eyeglass that described camera lens module comprises lens barrel and is arranged at described lens barrel front end; On the sidewall of described lens barrel, be provided with the guide channel for passing for described pen core.

The wireless digital pen of implementing in the utility model has following beneficial effect: the wireless digital pen that the utility model provides is opened or powered-down assembly with the motion sensor being arranged in a body, there is beneficial effect easy to use, and owing to noting be used in perforate on the outside of a body, power button switch is set, therefore make this wireless digital pen closer to pen, profile is more smooth, technique is simpler.

Accompanying drawing explanation

Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:

Fig. 1 is the one-piece construction schematic diagram of the wireless digital pen in the utility model one embodiment;

Fig. 2 is that the wireless digital pen in embodiment illustrated in fig. 1 removes the structural representation after the cap for brush;

Fig. 3 is that the wireless digital pen in embodiment illustrated in fig. 1 removes the sectional view after the cap for brush;

Fig. 4 is the structural representation of the pen core of the wireless digital pen in embodiment illustrated in fig. 1 while being clamped in pen core fixture;

Fig. 5 is the partial enlarged drawing of the sectional view in Fig. 3;

Fig. 6 is the decomposition texture schematic diagram of the camera lens module of the wireless digital pen in embodiment illustrated in fig. 1.

Embodiment

The utility model provides a kind of wireless digital pen, comprise a body 1, be arranged in a body 1 and stretch out in the pen core 2 of a body 1 front end, for taking the camera lens module 3, power supply module 4 of the image at pen core 2 writing position places, for the wireless transport module with the communication of external data treatment facility and master controller 5, master controller 5 is electrically connected to power supply module 4 and camera lens module 3 respectively; In body 1, be also provided with for opening or close the motion sensor 70 of the feeder ear of master controller 5, motion sensor 70 is electrically connected to master controller 5 and power supply module 4.Adopt motion sensor 70 to make to not be used in a body 1 outside surface as the feeder ear switch of master controller 5 power button switch is set, and before using, get rid of a body 1 and get final product power-on assembly 4, this wireless digital pen is used closer to real pen, and do not spend by power button switch when using, there is beneficial effect easy to use.And owing to noting be used in a body 1 perforate of getting on, power switch button is set, makes that technique is simpler, outline is more smooth.

As shown in Figure 1, this wireless digital pen comprise a body 1, the end cap 11 that can take and the cap for brush 12 that can take.Wherein, the shape and function of the cap for brush 12 and the cap for brush of common pen are just the same.On the cap for brush 12, be provided with pen clip 121.

As shown in Figure 2, a body 1 front end is provided with nib 13, and pen core 2 stretches out in the front end of nib 13.Nib 13 front ends are provided with pen core sheath 14, and pen core 2 can clog-free slip in pen core sheath 14.The rear end of body 1 is provided with cradle 15, and end cap 11 is for covering this cradle 15.Power supply module 4(is as Fig. 3) be arranged on the interior position near cradle 15 of a body 1, power supply module 4 is used to complete machine power supply.Power supply module 4 is also electrically connected to two charging electrodes of cradle 15 by Charge Management IC.End cap 11 can adopt the mode such as be spirally connected, buckle is connected with a body 1.

With reference to Fig. 3, a body 1 inside is provided with the LED light 17 of at least two kinds of different colours, is preferably the LED light 17 of two kinds of different colours simultaneously.On a body 1 correspondence position, be provided with light hole 16.Between light hole 16 and LED light 17, be provided with for the light of the LED light of different colours 17 is mixed and is incorporated in the light conductor 18 that light hole 16 sends mixed light.The LED light 17 of these two kinds of different colours is all electrically connected to master controller 5, and master controller 5 is luminous with different mode by the LED light 17 of these two kinds of different colours of control, to indicate the various duties of wireless digital pen.Master controller 5 is controlled the brightness complementation of two LED light 17 all the time, and the brightness summation of two lamps is 99%.

For example, these two LED light 17 are respectively red light and blue lamp.When red light brightness is 0% (extinguishing) blue lamp brightness while being 99%, it is only blue that light hole 16 appears; When red light brightness is 99% blue lamp brightness while being 0%, it is only red that light hole 16 appears.When the blue lamp brightness 69% of red light brightness 30%, the only purple that light hole 16 appears; When the blue lamp brightness 30% of red light brightness 69%, what light hole 16 appeared is red sauce; Etc..The variation of color is continuous, is used for representing that the gradual change of power supply module 4 voltages is most suitable.In addition, control cycle, the number of times of the interior flicker of each cycle and the time of each bright light of the passage of scintillation light of light hole 16, can have a variety of combinations, be used to refer to the different operating state of digital pen.Such as, within during standby every 4 seconds, glimmer once, each bright 50mS; During recording or flicker in every 4 seconds once, but each duration lengthen as 300mS; During charging, add near flicker in every 2 seconds once, continue 100mS at every turn; Voltage is low to be added need to charge immediately time near flicker in every 1 second 2 times, each 50mS, interval 200mS; Etc..The LED light 17 that in addition, can also increase other colors is used for showing some special state.

With reference to Fig. 3 and Fig. 4, in a body 1, along the direction that is parallel to a body 1 axis, be provided with conduit 20, one end away from pen core sheath 14 of conduit 20 is provided with for clamping the pen core fixture 30 of pen core 2 simultaneously.Pen core 2 can be set in pen core sheath 14 and conduit 20 axially slidably along conduit 20, and stretches out in conduit 20 to be clamped in pen core fixture 30.This pen core fixture 30 is roughly the cylindrical tube shape of an end opening.One end away from pen core 2 of pen core fixture 30 is provided with one for touching the conductive bumps 31 of two groups of golden fingers of touch switch 40 and the elastic projection 32 that elastic silica gel material is made.This conductive bumps 31 is made and has elasticity for conductive rubber, is roughly cylindric and extending axially along pen core fixture 30.Elastic projection 32 has four, and uniform ring is around being arranged on around conductive bumps, and the height of this elastic projection 32 is less than the height of conductive bumps 31.The about 0.4mm of interval conductive bumps 31 is provided with the touch switch 40 being connected with master controller 5.This touch switch 40 is controlled 3 work of camera lens modules for triggering master controller 5, and it is that two groups of being arranged on the first flexible PCB 50 are the spaced golden finger of pectination, when this two groups of golden finger conductings, and 3 work of camera lens module.Pen core 2 inserts in conduit 20 under the guiding of pen core sheath 14, and the afterbody of pen core 2 is clamped and made it to insert rear unlikely sliding out by pen core fixture 30.Fig. 5 is the detailed description to pen core fixture 30 and touch switch 40, and pen core fixture 30 inside have a circle internal diameter to be less than the elasticity bulge loop 33 of pen core 2 diameters, and this elasticity bulge loop 33 adopts resilient material to make.For the ease of producing, whole pen core fixture 30 is to adopt same resilient material to make, such as silica gel, rubber etc.Pen core 2 inserts after

pen core fixture

30, and 33 supports of elasticity bulge loop are large, and the elastic-restoring force of elasticity bulge loop 33 makes pen core fixture 30 tightly clamp pen core 2.

Because pen core fixture 30 axially only has the activity surplus of about 0.4mm along it, so pen core 2 is also only no more than the activity surplus of 0.4mm, but never cause, is slipped to outside a body 1.As shown in Figure 5, pen core fixture 30 conductive bumps 31 will make touch switch 40 conductings after touching two spaced golden fingers of touch switch 40.The nib of pen core 2 leaves after paper, and pen core 2 tops press the power of pen core fixture 30 to remove, and the elastic projection 32 of pen core fixture 30 front portions elasticity on one's own account pushes away pen core fixture 30 and touch switch 40, and touch switch 40 is disconnected.While writing, the nib contact paper of pen core 2, by pen core 2, the conductive bumps of pen core fixture 30 31 tops are made to its closure to touch switch 40, when pen core 2 leaves paper, the elastic force of the elastic projection 32 of pen core fixture 30 front ends and the deadweight of pen core 2 make pen core fixture 30 leave touch switch 40.

Again as shown in Figure 3, in a body 1, be also provided with the first flexible PCB 50.Motion sensor 70, master controller 5, touch switch 40, LED light 17 and relevant control circuit are installed on the first flexible PCB 50.Motion sensor 70 and touch switch 40 are all electrically connected to by interlock circuit with master controller 5.Because space in pen is very little, only with a PCB, cannot load all elements, with polylith PCB, be necessary for again mother daughter board connector and waste a lot of spaces.For this reason, adopted the first flexible PCB 50, the first flexible PCBs 50 curlingly to bend, the area of installing for various electronic devices and components is larger, can be arranged on more neatly in a body 1.Adopt the first flexible PCB 50 to save the connector that need to weld polylith pcb board, also provide cost savings.Motion sensor 70 generally adopts in smart mobile phone, and its principle of work and structure repeat no more.In this mandatory declaration a bit, the Main Function of motion sensor 70 is to open or powered-down assembly 4, and touch switch 40 is for master controller 5 is transmitted control signal to camera lens module 3, and it is started working.

With reference to Fig. 3 and Fig. 6, camera lens module 3 comprises lens barrel 301, camera lens 302, imageing sensor 303, the second flexible PCB 304, socket 305, bonnet 306, infrared LED 307, infrared filtering eyeglass 308 simultaneously.Lens barrel 301 is roughly cylindrical tube, and along the direction that is parallel to lens barrel 301 axis, is provided with the guide channel 301a passing for pen core 2 on the sidewall of lens barrel 301.Wherein, the overall diameter after the guide channel 301a on described conduit 20 insertion lens barrel 301 tops is not more than or is slightly larger than the diameter of lens barrel 301; The double protecgulum of doing lens barrel 301 of pen core sheath 14, it combines with gluing or ultrasonic welding method and lens barrel 301 together with bonnet 306, forms sealing whole, avoids being polluted in practicality.Camera lens 302 and imageing sensor 303 are arranged in lens barrel 301, and the picture on paper is through camera lens 302 refraction imagings on imageing sensor 303, and imageing sensor 303 passes to master controller 5 by image information.Infrared LED 307 is arranged on the front portion in lens barrel 301.Infrared filtering eyeglass 308 is arranged on lens barrel 301 front ends, has the ultrared effect of filtering and prevents that dust from entering in lens barrel 301.The both sides of the lens barrel 301 of camera lens module 3 are also provided with positioning bar 309, to match with the draw-in groove in a body 1, camera lens module 3 is fixing.Camera lens module 3 and pen core 2 tight fit, reduced a body 1 diameter and made it closer to common pen.

Imageing sensor 303 is welded on the second flexible PCB 304, and is electrically connected to master controller 5.The second flexible PCB 304 is connected with the first flexible PCB 50 through Connection Block 60.During connection, socket 305 coordinates with Connection Block 60 and removably links together.While writing, the nib of pen core 2 contact paper, makes its closure by the conductive bumps of pen core fixture 30 31 tops to touch switch 40 by pen core 2.After touch switch 40 is closed, send trigger pip to master controller 5 with the imageing sensor 303 in startup camera lens module 3, picture in L square area on paper is read into through unthreaded hole 310 and the imaging of camera lens 302 on imageing sensor 303, after parsing, obtain the code value of effective code word of wherein comprising and calculate the nib coordinate of pen core 2 accurately.The Quick Response Code code value that decoding obtains and the nib coordinate of pen core 2 accumulate after some frames, via the Bluetooth chip, the feeder line that are contained on the first flexible PCB 50, deliver to antenna transmission and go out, and by smart mobile phone, are received and are processed.When the nib of pen core 2 leaves paper, the elastic force of the elastic projection 32 of pen core fixture 30 front ends and the deadweight of pen core 2 make pen core fixture 30 leave touch switch 40.Touch switch 40 is closed, and camera lens module 3 quits work.

Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improvement and conversion all should belong to the protection domain of the utility model claims.

Claims

1. a wireless digital pen, comprise a body (1), be arranged in described body (1) and stretch out in the pen core (2) of described body (1) front end, for taking the camera lens module (3), power supply module (4) of the image at described pen core (2) writing position place, for the wireless transport module with the communication of external data treatment facility and master controller (5), described master controller (5) is electrically connected to described power supply module (4) and described camera lens module (3) respectively; It is characterized in that, in described body (1), be also provided with the motion sensor (70) for opening or closing described power supply module (4), described motion sensor (70) is electrically connected to described master controller (5) and described power supply module (4).

2. wireless digital pen according to claim 1, it is characterized in that, in described body (1), be provided with the LED light (17) of at least two different colours that are used to indicate a described wireless digital duty, described LED light (17) is electrically connected to described master controller (5), the upper correspondence position of described body (1) is provided with light hole (16), between described light hole (16) and described LED light (17), be provided with for the light of the LED light of described different colours (17) is mixed and is incorporated in the light conductor (18) that described light hole (16) sends mixed light.

3. wireless digital pen according to claim 2, it is characterized in that, in described body (1), be also provided with the first flexible PCB (50), described master controller (5), described LED light (17) and described motion sensor (70) are all arranged on described the first flexible PCB (50).

4. wireless digital pen according to claim 3, it is characterized in that, described wireless digital pen also comprises the touch switch (40) of controlling described camera lens module (3) work for triggering described master controller (5), and described touch switch (40) is electrically connected to described master controller (5); Described touch switch (40) is for being arranged on two groups of golden fingers that are pectination interval on described the first flexible PCB (50).

5. wireless digital pen according to claim 4, is characterized in that, described wireless digital pen also comprises the pen core fixture (30) that is cylindric and an end opening, and the tail end of described pen core (2) is clamped in described pen core fixture (30).

6. wireless digital pen according to claim 5, is characterized in that, on described pen core fixture (30) inwall, along being circumferentially provided with elasticity bulge loop (33), the internal diameter of described elasticity bulge loop (33) is less than the diameter of described pen core (2).

7. wireless digital pen according to claim 6, it is characterized in that, one end away from described pen core (2) of described pen core fixture (30) is provided with two groups of golden fingers for touching described touch switch (40) with by the conductive bumps of described two groups of golden finger conductings (31), described conductive bumps (31) along described pen core fixture (30) extend axially and with described touch switch (40) interval preset distance.

8. wireless digital pen according to claim 7, is characterized in that, described conductive bumps (31) has elasticity.

9. wireless digital pen according to claim 1, is characterized in that, the rear end of described body (1) is provided with cradle (15) and for covering the removably end cap (11) of described cradle (15).

10. wireless digital pen according to claim 1, is characterized in that, infrared exposure lamp (307) and infrared filtering eyeglass (308) that described camera lens module (3) comprises lens barrel (301) and is arranged at described lens barrel (301) front end; On the sidewall of described lens barrel (301), be provided with the guide channel (301a) for passing for described pen core (2).