CN110217025A

CN110217025A - A kind of intelligence blackboard eraser

Info

Publication number: CN110217025A
Application number: CN201910361854.5A
Authority: CN
Inventors: 叶文新
Original assignee: Shenzhen Hengkaiyuan Electronics Co Ltd
Current assignee: Shenzhen Hengkaiyuan Electronics Co Ltd
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2019-09-10

Abstract

The invention discloses a kind of intelligent blackboard erasers, it include a blackboard eraser shell, one first sponge brush is provided on blackboard eraser shell, one active connection, one switch member, one sender unit, one supplying cell and a control circuit, an installing port is offered on blackboard eraser shell, one end of first sponge brush is set to outside blackboard eraser shell, the other end of first sponge brush is fixed in installing port by active connection, switch member, sender unit, supplying cell is electrically connected with control circuit respectively, switch member is set on active connection and switch member opens switch when active connection is pressurized and control circuit is made to work, sender unit is controlled by control circuit and issues inductive signal.The first sponge brush that the intelligent plate smears can wipe the ink written handwriting on blank, the sender unit in the intelligence blackboard eraser can be sent out inductive signal so that an intelligent whiteboard receives processing and wipes the electronic writing person's handwriting saved in intelligent whiteboard simultaneously, satisfy the use demand.

Description

A kind of intelligence blackboard eraser

Technical field

The present invention relates to teaching equipment technical field more particularly to a kind of intelligent blackboard erasers.

Background technique

Chalk and blackboard are generallyd use when carrying out teaching, training or business is trained, white board marker and hardness blank, can be shown Show and write the record that electronic curtain TV etc. carries out the content of courses, wherein the writing of chalk and blackboard, white board marker and rigid blank Person's handwriting generally requires blackboard eraser and is wiped, traditional blackboard eraser only can with erasing chalk written handwriting or ink written handwriting, It has a single function.

With the development of science and technology, occurring a kind of intelligent whiteboard in teaching equipment technical field, it is arranged in the intelligent whiteboard There is blank film, and it can carry out electronic writing, the written handwriting on blank film is usually ink written handwriting, and e-book Write in the usually storage device that is stored in intelligent whiteboard, when need ink written handwriting on the blank film to intelligent whiteboard and When the electronic writing person's handwriting of storage in intelligent whiteboard is wiped, traditional blackboard eraser is difficult to realize.

In consideration of it, it is necessary to design it is a kind of can both wipe ink written handwriting, can also send a signal to one intelligence it is white Plate is to wipe the intelligent blackboard eraser of the electronic writing person's handwriting in intelligent whiteboard.

Summary of the invention

Technical problem to be solved by the present invention lies in providing both wipe ink written handwriting, signal can also be sent The intelligent blackboard eraser of the electronic writing person's handwriting in intelligent whiteboard is wiped to an intelligent whiteboard.

In order to solve the above-mentioned technical problem, the invention discloses following technical solutions.A kind of intelligence blackboard eraser, includes a plate Shell is wiped, one first sponge brush, an active connection, a switch member, a sender unit, a confession are provided on the blackboard eraser shell Battery and a control circuit, an installing port is offered on the blackboard eraser shell, and one end of first sponge brush is set to described Outside blackboard eraser shell, the other end of first sponge brush is fixed in the installing port by the active connection, the switch Part, sender unit, supplying cell are electrically connected with the control circuit respectively, the switch member and the active connection Contact and the switch member open switch when the active connection is pressurized and the control circuit are made to work, the signal hair Injection device is controlled by the control circuit and issues inductive signal.

Further, the sender unit is an electromagnetic induction coil, and the electromagnetic induction coil is set to described In first sponge brush, for issuing electromagnetic wave signal.

Further, the sender unit is an infrared transmitting tube, and the infrared transmitting tube is set to the blackboard eraser At the front end of shell, for issuing infrared signal.

The method have the benefit that: the first sponge brush that the intelligent plate smears can wipe the ink book on blank Person's handwriting is write, while the sender unit in the intelligence blackboard eraser can be sent out inductive signal so that an intelligent whiteboard reception is handled And the electronic writing person's handwriting saved in intelligent whiteboard is wiped, it satisfies the use demand.

Detailed description of the invention

Fig. 1 is the structural assembly diagram of one embodiment of the invention；

Fig. 2 is the Structure explosion diagram of one embodiment of the invention；

Fig. 3 is the structural blast enlarged drawing of intelligent whiteboard pen in one embodiment of the invention；

Fig. 4 is the structural blast enlarged drawing of intelligent blackboard eraser in one embodiment of the invention；

Fig. 5 is the Structure explosion diagram of another embodiment of the present invention；

Fig. 6 is the structural blast enlarged drawing of the intelligent whiteboard pen in another embodiment of the present invention；

Fig. 7 is the structural blast enlarged drawing of the intelligent blackboard eraser in another embodiment of the present invention.

Specific embodiment

It is further to technical solution of the present invention below with reference to schematic diagram in order to more fully understand technology contents of the invention It introduces and illustrates, but not limited to this.

As depicted in figs. 1 and 2, in this embodiment, which includes a writing area 10 and a treatment region 11, Wherein, writing area 10 includes that a blank ontology and one are set to signal acquisition device in the blank ontology, signal acquisition dress It sets for obtaining the inductive signal at blank ontology；Treatment region 11, which is set to, to be write at 10 side of area, and treatment region 11 includes one Shell 110 and the first control circuit being set in the shell 110, a wireless communication device and one first supplying cell 112, First control circuit is electrically connected with signal acquisition device, wireless communication device and the first supplying cell 112 respectively, the first control Circuit obtains the written handwriting at blank ontology and passes through channel radio for the inductive signal according to acquired in signal acquisition device Written handwriting is sent to intelligent terminal by T unit.Wherein, first control circuit is generally disposed on a first circuit board 111.

In actual work, which usually matches with an intelligent whiteboard pen 2 and an intelligent blackboard eraser 3, wherein The inductive signal that intelligent whiteboard pen 2 can be issued correspondingly when the blank ontology of intelligent whiteboard 1 is submitted a written statement to a higher authority and write, the intelligent whiteboard 1 obtain It can be sent to first control circuit after getting the inductive signal of intelligent whiteboard pen 2, first control circuit is according to acquired induction Signal carries out processing analysis and obtains trace information that intelligent whiteboard pen 2 is write on blank ontology in real time and believe the track Breath is converted into corresponding written handwriting；Similarly, intelligent blackboard eraser 3 can be correspondingly when wiping on the blank ontology of intelligent whiteboard 1 The inductive signal of sending, the intelligent whiteboard 1 can be sent to first control circuit after getting the inductive signal of intelligent blackboard eraser 3, and One control circuit carries out processing analysis according to acquired inductive signal and obtains intelligent blackboard eraser 3 and wiped on blank ontology in real time The trace information that removes simultaneously accordingly deletes the written handwriting previously kept according to the trace information of the erasing, to ensure blank Written handwriting on ontology is consistent with the obtained written handwriting of intelligent whiteboard 1, after written handwriting is handled well, the first control The written handwriting is sent to intelligent terminal to circuit processed by device by wireless communication again, in this way, trainer is by intelligent terminal Teaching note content can be obtained, without being recorded manually.

In one embodiment, as shown in Figures 1 to 4, between the intelligent whiteboard 1 and intelligent whiteboard pen 2 or intelligent blackboard eraser 3 The acquisition of the written handwriting at blank ontology is realized by electromagnetic induction method, at this point, inductive signal is electromagnetic wave signal.

Specifically, as shown in Fig. 2, in this embodiment, the blank ontology in intelligent whiteboard 1 include a blank film 100, One bottom plate 101 and a fixed border 102, signal acquisition device include an electromagnetic induction plate 103, and electromagnetic induction plate 103 is arranged Between blank film 100 and bottom plate 101, wherein electromagnetic induction plate 103 is usually fixed on blank film 100 by solid glue tunic 104 And between bottom plate 101, electromagnetic induction plate 103 by multiple X-axis aerial arrays arranged in parallel and it is multiple be parallel to each other and with X-axis day The staggered Y-axis aerial array of linear array is constituted, and X-axis aerial array passes through X-axis antenna connecting circuit 105 and the first control electricity Road connection, Y-axis aerial array are connect by Y-axis antenna connecting circuit 106 with first control circuit, and electromagnetic induction plate 103 is used for Induction receives electromagnetic wave signal.

As shown in figure 3, including one with the matching used intelligent whiteboard pen 2 of intelligent whiteboard 1 in this embodiment Shell, shell include one written 200 and one penholder being flexibly connected with the nib 200, are provided with a mouth 21 in nib 200, A flexible connector 22, a blotting cotton core 23, a first switch part, one first inductance coil 25, one second are provided in penholder Supplying cell 26 and a second control circuit, the lower end that the upper end of mouth 21 passes through flexible connector 22 and blotting cotton core 23 Portion connects, and first switch part, the first inductance coil 25 and the second supplying cell 26 electrically connect with second control circuit respectively It connects, first switch part is contacted with flexible connector 22 and first switch part opens switch when flexible connector 22 is pressurized and makes the The work of two control circuits, the first inductance coil 25 be disposed in proximity at the position of nib 200 and be controlled by second control circuit and The first electromagnetic wave signal is issued to obtain so that electromagnetic induction plate 103 receives.Wherein, mouth 21 be usually a felt pen mouth, second Control circuit is set on a second circuit board.

In use, intelligent whiteboard pen 2 is write in the writing area 10 of intelligent whiteboard 1, blotting cotton core 23 constantly gives pen Mouth 21 provides ink, and mouth 21 can submit a written statement to a higher authority in blank film 100 and write out ink writing, meanwhile, when writing mouth 21 by stress and It is moved into nib 200, the forced compression therewith of flexible connector 22, triggers first switch part at this time and open, second control circuit It is connected to work, second control circuit controls the first inductance coil 25 and issues the first electromagnetic wave signal；Electromagnetism sense in intelligent whiteboard 1 It answers the induction of plate 103 to receive first electromagnetic wave signal and received first electromagnetic wave signal of institute is sent to first control circuit, First control circuit according to the first electromagnetic wave signal handle analysis obtain written handwriting and by wireless communication device by lettering pen Mark is sent to intelligent terminal, and user can be so directly viewable by intelligent terminal and passes through the lettering pen that intelligent whiteboard pen 2 is write Mark.

As shown in figure 3, in this embodiment, corresponding in the penholder of intelligent whiteboard pen 2 and being arranged at the position of flexible connector There is a snap-gauge, which wears for blotting cotton core 23；Flexible connector 22 includes a connection piece and one first spring 220, Connector includes a connecting plate 221, and connecting plate 221 is equipped with the first convex block 222, one of the upper surface that one is set to interconnecting piece It is set to the upper surface of interconnecting piece and the first cylindrical sleeves 223 of blotting cotton core 23 can be arranged, the lower end surface of connecting plate 221 is equipped with One for being arranged the second cylindrical sleeves 224 of fixed mouth 21, and the first convex block 222 is set to the side of the first cylindrical sleeves 223 Place, the first cylindrical sleeves 223 are connected to the second cylindrical sleeves 224, and one end of the first spring 220 is sheathed on the first cylindrical sleeves In 223, the other end of the first spring 220 is connected on the snap-gauge in penholder；First switch part is one first microswitch 24, the One microswitch 24 is fixed at the top of the first convex block 222 and the reed of the first microswitch 24 is contacted with the first convex block 222 To trigger the contact conducting of the first microswitch 24 when the first convex block 222 is moved upwards with the compression of flexible connector 22.? In this embodiment, the first microswitch 24 is fixedly welded on second circuit board, second circuit board pass through the snap-gauge in penholder with It is fixed on the first microswitch 24 at the top of first convex block 222.

When the intelligent whiteboard pen 2 is without writing, the reed of the first convex block 222 and the first microswitch 24 on interconnecting piece It contacts but does not squeeze, the first microswitch 24 can't be opened；When being write, mouth 21 is pressed to be moved in nib 200, At this point, connector inwardly moves therewith, 220 forced compression of the first spring, meanwhile, the first convex block 222 presses the first microswitch 24 reed, the first microswitch 24 are opened, and second control circuit connects work and controls the first inductance coil 25 and issue first Electromagnetic wave signal.

In this embodiment, as shown in figure 3, the first inductance coil 25 in the intelligent whiteboard pen 2 is arranged and is fixed on second On cylindrical sleeves 224, in this way, the first inductance coil 25 is at mouth 21, the first electromagnetism partitioned signal that when work issues compared with By force, be conducive to the reception of intelligent whiteboard 1.

In some other embodiment, is corresponded in the penholder of intelligent whiteboard pen 2 and be provided with one at the position of flexible connector Snap-gauge, the snap-gauge wear for blotting cotton core 23；Flexible connector 22 includes a connection piece and one first spring 220, connection Part includes a connecting plate 221, and connecting plate 221 is equipped with the first convex block 222, one setting for the upper surface that one is set to interconnecting piece In interconnecting piece upper surface and the first cylindrical sleeves 223 of blotting cotton core 23 can be arranged, the lower end surface of connecting plate 221 is equipped with one and uses In the second cylindrical sleeves 224 for being arranged fixed mouth 21, the first convex block 222 is set at the side of the first cylindrical sleeves 223, the One cylindrical sleeves 223 are connected to the second cylindrical sleeves 224, and one end of the first spring 220 is sheathed in the first cylindrical sleeves 223, The other end of first spring 220 is connected on the snap-gauge in penholder；First switch part includes that one first electric silica gel and one open Close circuit board, the first electric silica gel is fixed on the first convex block 222, switching circuit board be equipped with a first switch circuit and one with The first switch pad that first switch circuit is electrically connected, switching circuit board, which is fixed on above the first electric silica gel to sentence, makes the First switch pad is contacted when one electric silica gel is moved upwards with the compression of flexible connector 22 and switching circuit is connected.

When the intelligent whiteboard pen 2 is without writing, the first electric silica gel and first switch pad on the first convex block 222 are simultaneously It does not contact, first switch circuit is not turned on；When being write, mouth 21 is pressed to be moved in nib 200, at this point, connector Inwardly movement therewith, 220 forced compression of the first spring, meanwhile, the first electric silica gel on the first convex block 222 contacts first switch Pad, the conducting of first switch circuit, second control circuit connect work and control the first inductance coil 25 and issue the first electromagnetic wave Signal.

Since 2 long-time of intelligent whiteboard pen can be fewer and fewer using rear ink, for convenience of ink is added to intelligent whiteboard pen 2 Water, as shown in figure 3, offering a needle being connected to the upper surface of blotting cotton core 23 on the upper surface of the penholder of intelligent whiteboard pen 2 Hole uses 2 long-time of intelligent whiteboard pen in this way, ink can be added to intelligent whiteboard pen 2 by the pin hole.

Ink leaks out from pin hole in order to prevent, as shown in figure 3, normally, the pin hole and blotting cotton core of intelligent whiteboard pen 2 The silica gel sleeve 27 that a middle part is equipped with a through-hole is additionally provided between 23.Wherein, when injecting ink, the through-hole in silica gel sleeve 27 can Pass through for the syringe needle of insertion and contacted with blotting cotton core 23 and carries out ink injection, it is logical in silica gel sleeve 27 after water filling to be done Hole is almost closed, ink spilling when can be effectively prevented ink volatilization or stand upside down.

In this embodiment, as shown in figure 3, the second supplying cell 26 in intelligent whiteboard pen 2 is solid by a mounting base 29 At the upper end of blotting cotton core 23, mounting base 29 includes the pedestal 290 of one with the upper end face contact of blotting cotton core 23, pedestal 290 are equipped with one for fixing the battery deck 291 of battery and the sky of a upper surface for being connected to pin hole and blotting cotton core 23 Stem 292.

Further, since intelligent whiteboard 1 is whole larger, and usually require to indicate certain teaching to trainer in teaching process Content, for convenience of indicating, in this embodiment, as shown in figure 3, being additionally provided with a Laser emission in the shell of intelligent whiteboard pen 2 Device 280 and a laser switch 281 correspond on shell and offer an irradiation mouth, laser switch at the position of laser emitter 280 281 are set on penholder, and laser emitter 280 is fixed in the laser mounting base 293 in mounting base 29, laser emitter 280, Laser switch 281 is electrically connected respectively with first control circuit to emit laser.When being indicated, can be opened by laser It closes 281 and opens laser emitters 280, when laser emitter 280 can issue beam of laser and be radiated at intelligent whiteboard 1, in this way, training Person is apparent that teacher's meaning content, facilitates study.

In the application, the intelligent whiteboard pen 2 be usually designed to it is cylindric, using or place when its be easy slide and cause to damage It is bad, for convenience of hold and place, normally, 281 place face of laser switch is cut into it is planar, in this way, hold or place When be all less prone to landing.

In addition, ink leaks outside in order to prevent, normally, as shown in figure 3, the junction of penholder and nib 200 is additionally provided with one Sealing rubber ring 203.

In the application, the penholder of intelligent whiteboard pen 2 generally includes a pen cap 202 and a penholder body 201, pen cap 202 and pen The body of rod 201 is flexibly connected, and pin hole is provided on pen cap 202.In some embodiments, pen cap 202 and penholder body 201 pass through spiral shell Line is flexibly connected, for convenience of pen cap 202 is opened, be inwardly formed in the middle part of the upper surface of pen cap 202 can one rotation tool of device with The groove of Unscrew pen cap 202, which can be designed to that one can accommodate the flat recess of coin, in this way, can use coin Can Unscrew pen cap 202, it is simple and convenient.

For convenience of intelligent whiteboard pen 2 is placed, in this embodiment, as shown in Figure 1, the upper table of the shell 110 of intelligent whiteboard 1 At least formed with a recess for placing the pen stand 1100 of intelligent whiteboard pen 2 at face.In this way, intelligent whiteboard pen 2 is when not in use It can be placed directly in pen stand 1100, avoid leaving about and cause to lose.And in this embodiment, intelligent whiteboard pen 2 is placed in pen stand When 1100, the mouth 21 of intelligent whiteboard pen 2 is set in the inside of pen stand 1100, and a mouth 21 will not be directly exposed in air, such as This can prevent the ink in blotting cotton core 23 from volatilizing by mouth 21.

In this embodiment, in order to add ink to the intelligent whiteboard pen 2 that is placed in pen stand 1100 more convenient and smartly Water, as shown in Fig. 2, offering a water filling port, shell at the upper end position of upper corresponding pen stand 1100 in the shell 110 of intelligent whiteboard 1 It is provided with a flood pattern in body 110, flood pattern includes an ink bottle 114, a peristaltic pump 115 and a water filling device 116, The bottleneck of ink bottle 114 is connect with the water inlet of peristaltic pump 115, and peristaltic pump 115 and first control circuit are electrically connected and controlled In first control circuit to control water outlet, water filling device 116 includes in 1160, one activity setting set casing 1160 of a set casing Syringe needle 1161, one, which is set in set casing 1160, is fixed on step for controlling stepper motor, one that syringe needle 1161 moves back and forth One end of the rack gear engaged into the gear of the output end of motor and one with gear, syringe needle 1161 passes through conduit and peristaltic pump 115 Water outlet is connected to and syringe needle 1161 is fixed at one end of rack gear, and the other end of syringe needle 1161 is correspondingly arranged in the position of water filling port Place, stepper motor and first control circuit are electrically connected and are controlled by first control circuit to work and by gear band carry-over bar It moves and the syringe needle being fixed on rack gear 1161 is made to stretch out water filling port or be retracted in set casing 1160 from water filling port.

In this way, can be given when intelligent whiteboard pen 2 is placed at pen stand 1100 by the flood pattern in intelligent whiteboard 1 2 ink of intelligent whiteboard pen.Default writing time or default writing number are usually preset in actual product, in intelligent whiteboard 1 According to amount, when first control circuit detection judges that the accumulation writing time of intelligent whiteboard pen 2 reaches default writing time or judgement When the accumulation writing data volume of intelligent whiteboard pen 2 reaches default writing data volume, first control circuit is thought to need to intelligent white Plate pen 2 adds ink, at this point, first control circuit can wait intelligent whiteboard pen 2 to be placed in after pen stand 1100 controls water filling system again System open work water filling, inject ink when, intelligent whiteboard pen 2 is fixed in pen stand 1100, the syringe needle 1161 at intelligent whiteboard 1 from The addition of ink is inserted into and completed at the pin hole of intelligent whiteboard pen 2, it is easy to use.Wherein, it writes data volume and refers to utilization Used ink amount corresponding to the written handwriting of intelligent whiteboard pen 2 is calculated in fuzzy algorithmic approach, and accumulation is write data volume and referred to intelligence The writing data volume of energy white board marker 2 each time carries out what accumulation calculating obtained, can so learn the accumulation ink of intelligent whiteboard pen 2 Usage amount, to be replenished in time when ink is inadequate.

Whether it is placed in the pen stand 1100 for convenience of detection intelligent whiteboard pen 2, as shown in Fig. 2, the pen stand of intelligent whiteboard 1 It is additionally provided with a trigger switch at 1100 positions, is provided with a trigger member at the position of the corresponding trigger switch of intelligent whiteboard pen 2, When intelligent whiteboard pen 2 is placed in pen stand 1100, trigger member is contacted with trigger switch, and trigger switch is by trigger signal feedback to the One control circuit, first control circuit learn that intelligent whiteboard pen 2 is currently placed in pen stand 1100 according to trigger signal judgement. In actual product, as shown in figure 3, the trigger switch in intelligent whiteboard 1 is a metal inductive switch, the touching on intelligent whiteboard pen 2 Outbox is the metal ferrules 204 being set on its shell.

In addition, the case where will appear not enough power supply after 2 long-time use of intelligent whiteboard pen and influence to use, for convenience of give intelligence Energy blank 1 charges, and the second supplying cell 26 of intelligent whiteboard pen 2 is realized using one first wireless charging battery, meanwhile, intelligence is white One first wireless charger is additionally provided at the position of upper corresponding pen stand 1100 in the shell 110 of plate 1.In this way, working as intelligent whiteboard When pen 2 is placed in pen stand 1100, the first wireless charger at intelligent whiteboard 1 can be wireless to first in intelligent whiteboard pen 2 Rechargeable battery charging makes intelligent whiteboard pen 2 keep electricity sufficient, is easy to use.

Certainly, in some other embodiment, common fill is can also be used in the second supplying cell 26 in intelligent whiteboard pen 2 Perhaps replaceable button cell etc. realizes that user needs in time to charge to intelligent whiteboard pen 2 or battery at this time to battery Replacement.

During teaching, training, inevitably there is the place for needing to modify, the written handwriting at blank film 100 needs at this time Modification, also requires written handwriting acquired in first control circuit to synchronize modification, to facilitate the subsequent access of trainer or answer It practises.For this purpose, an intelligent blackboard eraser 3 is provided in intelligent whiteboard 1, as shown in figure 4, intelligent blackboard eraser 3 includes a blackboard eraser shell, one first Sponge brush 31, an active connection 32, one second inductance coil 33, a second switch part, a third supplying cell 35 and one Three control circuits offer an installing port on blackboard eraser shell, and one end of the first sponge brush 31 is set to outside blackboard eraser shell, the first sponge brush 31 other end is fixed in installing port by active connection 32, the second inductance coil 33, second switch part, third power supply electricity Pond 35 is electrically connected with third control circuit respectively, and second switch part is contacted with active connection 32 and second switch part is in activity Switch is opened when connector 32 is pressurized and third control circuit is made to work, and the second inductance coil 33 is set in the first sponge brush 31 And it is controlled by third control circuit and issues the second electromagnetic wave signal and obtained so that electromagnetic induction plate 103 receives.

In use, intelligent blackboard eraser 3 is wiped in the writing area 10 of intelligent whiteboard 1, at this point, first in intelligent blackboard eraser 3 31 stress of sponge brush pushes, and stress pushes active connection 32 therewith, and the first sponge brush 31 can wipe the ink on blank film 100 Water-color paintbrush mark, and triggering second switch part is opened when the pushing of active connection 32, third control circuit is connected to work, and third control is electric Road controls the second inductance coil 33 and issues the second electromagnetic wave signal；The induction of electromagnetic induction plate 103 in intelligent whiteboard 1 receive this Received second electromagnetic wave signal of institute is simultaneously sent to first control circuit by two electromagnetic wave signals, and first control circuit is according to second Electromagnetic wave signal processing analysis obtains the erasing track of intelligent blackboard eraser 3 and according to the previously stored lettering pen of erasing trajectory modification Then mark will so that the written handwriting output for handling written handwriting and first control circuit on blank film 100 is consistent Device is sent to intelligent terminal to modified written handwriting by wireless communication, and modification can be so directly viewable by intelligent terminal Written handwriting afterwards.

As shown in figure 4, in this embodiment, the second switch part of intelligent blackboard eraser 3 includes being set to a tertiary circuit plate 34 On second switch circuit, two with the second switch circuit be electrically connected second switch pads and 2 second electric silica gels；It is living Follower link 32 includes a movable plate 320 and a fixed plate 321, and an end face of movable plate 320 and the first sponge brush 31 are fixed Connection, the other end of movable plate 320 are equipped with several grabs 3200 and are provided with several second between the end face and fixed plate 321 Spring 322；It corresponds to offer at the position of grab 3200 in fixed plate 321 and wears fixed card hole 3210 for grab 3200, Gu Fixed board 321 is fixed on installing port, and the other end of fixed plate 321 is fixedly connected and in fixed plate 321 with tertiary circuit plate 34 Mounting hole is offered at the position of corresponding second switch pad, an elastic silica gel 3211, flexible silicon are movably set in mounting hole Glue 3211 includes an edge department and one from the protrusion extended outward to form of the edge department, and edge department is set to fixed plate 321 On the end face of tertiary circuit plate 34, protrusion passes through mounting hole and protrudes fixed plate 321 close to the end face of movable plate 320, The protrusion that second electric silica gel is fixed on elastic silica gel 3211 is interior and non-bulging in edge department, and the second electric silica gel is for activity Plate 320, which is pressed to, contacts second switch pad to open second switch circuit and movable plate 320 far from solid when fixed plate 321 moves It contacts when fixed board 321 with the disconnection of second switch pad to disconnect second switch circuit.Wherein, the second electric silica gel is fixed on elasticity When in the protrusion of silica gel 3211, if squeezing the protrusion of elastic silica gel 3211 without external force, the second electric silica gel is apart from flexible silicon The edge department certain distance of glue 3211；If there is external force to squeeze the protrusion of elastic silica gel 3211, the second electric silica gel will be to bullet Property silica gel 3211 edge department movement until flush or even protrude from edge department with edge department, it is convex and after external force releasing Portion's second electric silica gel of automatic traction under natural resiliency effect restores to original position out.

In the application, it also may include the intelligence blackboard eraser 3 which, which can only include second switch circuit, Third control circuit and second switch circuit etc..

In some other embodiment, settable more or fewer second switch pads and corresponding second electric silica gel To realize and the contact of second switch pad or disconnection.

In this embodiment, four second springs 322 are provided between movable plate 320 and fixed plate 321, four second spring 322 one end is sheathed in the spring spool 3201 on movable plate 320, and the other end is contacted with the bottom surface of fixed plate 321, and such Two springs, 322 good fixing effect, it is not easy to fall off.In addition, being further fixed on one first wiper 36 on the first sponge brush 31, first is wiped 36 surface of cloth is more soft and smooth, it is not easy to scratch blank film 100.

When erasing of the intelligence blackboard eraser 3 without written handwriting, the second spring between movable plate 320 and fixed plate 321 Under 322 elastic reaction, movable plate 320 is far from fixed plate 321, and the elastic silica gel 3211 in fixed plate 321 is not extruded at this time, Second electric silica gel is not contacted with second switch pad, and second switch circuit is in an off state at this time；When being wiped, the One sponge brush 31 is pressurized inside movement, and movable plate 320 is pressurized inside movement therewith, at this point, movable plate 320 and fixed plate 321 it Between second spring 322 compressed, the protrusion of elastic silica gel 3211 of the movable plate 320 in fixed plate 321, fixed plate 321 Portion is extruded, and the second electric silica gel is moved and contacted to second switch pad with the extruding of elastic silica gel 3211, and second opens Powered-down road conducting, third control circuit connect work and control the second inductance coil 33 and issue the second electromagnetic wave signal.

As shown in figure 4, in this embodiment, the overall structure of movable plate 320 and fixed plate 321 is greater than installing port, activity Plate 320 and fixed plate 321 be set in installing port and corresponded in blackboard eraser shell be provided at the position of fixed plate 321 protrusion and For being fixed the briquetting of movable plate 320 and fixed plate 321, in this way, movable plate 320 and fixed plate 321 are without using screw Equal fasteners can be fixed in installing port.Certainly, in some other embodiment, movable plate 320 and fixed plate 321 can pass through Other modes are fixed in installing port.

In some other embodiment, the active connection 32 in intelligent blackboard eraser 3 includes that a movable plate 320 and one is fixed Plate 321, movable plate 320 are equipped with several grabs 3200 and one second convex block, and movable plate close to an end face of fixed plate 321 320 are provided with several second springs 322 on the end face of fixed plate 321, at the position that grab 3200 is corresponded in fixed plate 321 It offers and wears fixed card hole 3210 for grab 3200, offered at the position of corresponding second convex block in fixed plate 321 for the Two convex blocks wear through-hole, and the other end of movable plate 320 is fixedly connected with the first sponge brush 31, and fixed plate 321 is fixed on installation On mouth；Second switch part is one second microswitch, and the second microswitch is fixed in fixed plate 321 and the by a mounting plate The reed of two microswitches and the second bump contact are to press reed to the second convex block when the movement of fixed plate 321 in movable plate 320 And second convex block unclamps reed and makes the second microswitch when opening the second microswitch and movable plate 320 far from fixed plate 321 It disconnects.

When erasing of the intelligence blackboard eraser 3 without written handwriting, the second bullet between movable plate 320 and fixed plate 321 Under the elastic reaction of spring 322, the second convex block only with the switch jaw contact of the second microswitch but do not have a strong effect, reed will not It pushes so that the second microswitch is connected；When being wiped, the first sponge brush 31 is pressurized inside movement, and movable plate 320 is therewith Be pressurized inwardly movement, at this point, the second spring 322 between movable plate 320 and fixed plate 321 is compressed, and on movable plate 320 Second convex block compresses the reed that is in contact with it, the contact conducting of the second microswitch, and third control circuit connects work and controls the Two inductance coils 33 issue the second electromagnetic wave signal.

In this embodiment, as shown in figure 4, intelligent blackboard eraser 3 is whole in a rectangular parallelepiped shape, it is convenient to hold.The plate of intelligent blackboard eraser 3 Wiping shell includes the upper cover 301 that a bottom case 300 and a lid close bottom case 300, and bottom case 300 is by a bottom surface, side inclined-plane and one side It surrounds, installing port is set on skew back face.

The book of obtained electronic version is handled without modifying intelligent whiteboard 1 for the written handwriting on erasing blank film 100 Person's handwriting is write, in this embodiment, as shown in figure 4, being additionally provided with one second sponge brush 37 on the bottom surface of intelligent blackboard eraser 3, this second The function of sponge brush 37 is identical as common blackboard eraser, the written handwriting being simply possible to use on erasing blank film 100, and cannot repair simultaneously Change the written handwriting that intelligent whiteboard 1 handles obtained electronic version.In addition, being further fixed on one second wiper on the second sponge brush 37 39,39 surface of the second wiper is more soft and smooth, it is not easy to scratch blank film 100.

For convenience of intelligent blackboard eraser 3 is placed, in this embodiment, as shown in Figure 2 and Figure 4, the shell 110 of intelligent whiteboard 1 It is also formed with a blackboard eraser seat 1101 at upper surface, the first magnet is provided on blackboard eraser seat 1101, is provided in intelligent blackboard eraser 3 and the Second magnet 38 of one magnet absorption, in this way, intelligent blackboard eraser 3 is placed in blackboard eraser seat 1101 and can be made by the absorption between magnet With fixation, it is not easy to lose.In this embodiment, the second magnet 38 is set in the second sponge brush 37.

It influences to use due to the case where will appear not enough power supply after intelligent 3 long-time use of blackboard eraser, for convenience of to intelligence Blackboard eraser 3 charges, and the third supplying cell 35 of intelligent blackboard eraser 3 is realized using one second wireless charging battery, meanwhile, intelligent whiteboard 1 Shell 110 in upper corresponding blackboard eraser seat 1101 position at be additionally provided with one second wireless charger.In this way, when intelligent blackboard eraser 3 When being placed in blackboard eraser seat 1101, the second wireless charger at intelligent whiteboard 1 can be to the second wireless charging in intelligent blackboard eraser 3 Battery charging guarantees the normal use of intelligent blackboard eraser 3.

Certainly, in some other embodiment, common charging is can also be used in the third supplying cell 35 in intelligent blackboard eraser 3 Perhaps replaceable button cell etc. realizes that user needs in time to charge to intelligent blackboard eraser 3 or battery altering at this time to battery, Third supplying cell 35 is usually fixed in blackboard eraser shell by a battery mounting 350.

In another embodiment, similarly with Fig. 1 and embodiment shown in Fig. 2, as shown in Figures 5 to 7, the intelligent whiteboard 5 include a writing area 40 and a treatment region 41, wherein one writes area 40, and writing area 40 includes that a blank ontology and one set The signal acquisition device being placed on the blank ontology, signal acquisition device obtain the inductive signal at blank ontology；One treatment region 41, treatment region 41, which is set to, to be write at 40 side of area, and treatment region 41 includes a shell and is set to the shell intracorporal one first Control circuit, a wireless communication device and one first supplying cell 412, first control circuit respectively with signal acquisition device, nothing Line communication device and the first supplying cell 412 are electrically connected, and first control circuit is used for according to acquired in signal acquisition device Inductive signal obtains the written handwriting at blank ontology and written handwriting is sent to intelligent terminal by device by wireless communication.Its In, first control circuit is generally disposed on a first circuit board 411, before the work disposal process of the intelligent whiteboard 5 is seen Content is stated, details are not described herein.

But in this embodiment, it is taken the photograph between the intelligent whiteboard 4 and intelligent whiteboard pen 5 or intelligent blackboard eraser 6 by optics As the acquisition of the written handwriting at technology principle of induction realization blank ontology, at this point, inductive signal is infrared signal.Specifically, As shown in figure 5, in this embodiment, the blank ontology of intelligent whiteboard 4 includes a blank film 400, a bottom plate 401 and a fixation Frame 402, wherein be connected and fixed between blank film 400 and bottom plate 401 by solid glue tunic 404, signal acquisition device includes Two optical cameras 403, two optical cameras 403 are individually fixed on the upper left corner and the upper right corner of fixed border 402 and two light The optical axis intersection of camera 403 is learned, optical camera 403 is used to shoot the infrared signal obtained on blank film 400.

As shown in fig. 6, including one with the matching used intelligent whiteboard pen 5 of intelligent whiteboard 4 in this embodiment Shell, shell include one written 500 and one penholder being flexibly connected with the nib 500, and nib 500 is made of transparent material, Nib 500 in be provided with a mouth 51, be provided in penholder a flexible connector 52, a blotting cotton core 53, a first switch part, The upper end of one first infrared transmitting tube 55, one second supplying cell 56 and a second control circuit, mouth 51 is connected by elasticity Fitting 52 and connect with the lower end of blotting cotton core 53, first switch part, the first infrared transmitting tube 55 and the second supplying cell 56 It is electrically connected respectively with second control circuit, first switch part is contacted with flexible connector 52 and first switch part is in elastic connection Switch is opened when part 52 is pressurized and second control circuit is made to work, and the first infrared transmitting tube 55 is disposed in proximity to the position of nib 500 The place of setting simultaneously is controlled by second control circuit and issues the first infrared signal and obtain so that two optical cameras 403 are shot.Wherein, pen Mouth 51 is usually a felt pen mouth 51, and second control circuit is set on a second circuit board.

In use, intelligent whiteboard pen 5 is write in the writing area 40 of intelligent whiteboard 4, blotting cotton core 53 constantly gives pen Mouth 51 provides ink, mouth 51 can on blank film 400 ink writing at writing, meanwhile, 51 stress of mouth when writing and to Movement in nib 500, the forced compression therewith of flexible connector 52 trigger first switch part at this time and open, and second control circuit connects Logical work, second control circuit control the first infrared transmitting tube 55 and issue the first infrared signal；Two optics in intelligent whiteboard 4 are taken the photograph As first 403 shooting obtains first infrared signal and the first infrared signal is sent to first control circuit, first control circuit Handle that analysis obtains written handwriting and written handwriting is sent to intelligent end by device by wireless communication according to the first infrared signal End can be so directly viewable user by intelligent terminal and pass through the written handwriting that intelligent whiteboard pen 5 is write.

As shown in fig. 6, in this embodiment, corresponding in the penholder of intelligent whiteboard pen 5 and being arranged at the position of flexible connector There is a snap-gauge, which wears for blotting cotton core 53；Flexible connector 52 includes a connection piece and one first spring 520, Connector includes a connecting plate 521, and connecting plate 521 is equipped with the first convex block 522, one of the upper surface that one is set to interconnecting piece It is set to the upper surface of interconnecting piece and the first cylindrical sleeves 523 of blotting cotton core 53 can be arranged, the lower end surface of connecting plate 521 is equipped with One for being arranged the second cylindrical sleeves 524 of fixed mouth 51, and the first convex block 522 is set to the side of the first cylindrical sleeves 523 Place, the first cylindrical sleeves 523 are connected to the second cylindrical sleeves 524, and one end of the first spring 520 is sheathed on the first cylindrical sleeves In 523, the other end of the first spring 520 is connected on the snap-gauge in penholder；First switch part includes one first electric silica gel 540 and a switching circuit board, the first electric silica gel 540 be fixed on the first convex block 522, switching circuit board is equipped with one first and opens Powered-down road and the first switch pad 541 that is electrically connected with first switch circuit, switching circuit board is fixed on the first conductive silicon The top of glue 540, which is sentenced, makes the first electric silica gel 540 contact first switch when moving upwards with the compression of flexible connector 52 Pad 541 and make first switch circuit be connected.

When the intelligent whiteboard pen 5 is without writing, the first electric silica gel 540 on the first convex block 522 is welded with first switch Disk 541 is not in contact with first switch circuit is not turned on；When being write, mouth 51 is pressed to be moved in nib 500, at this point, Connector inwardly moves therewith, 520 forced compression of the first spring, meanwhile, the first electric silica gel 540 on the first convex block 522 connects First switch pad 541, the conducting of first switch circuit are touched, second control circuit connects work and controls the first infrared transmitting tube 55 Issue the first infrared signal.

In some other embodiment, flexible connector 52 and first switch part in intelligent whiteboard pen 5 can also be used as Technical solution shown in Fig. 3 is realized.Specifically, it corresponds in the penholder of intelligent whiteboard pen 5 and is provided at the position of flexible connector One snap-gauge, the snap-gauge wear for blotting cotton core 53；Flexible connector 52 includes a connection piece and one first spring 520, is connected Fitting includes a connecting plate 521, and the first convex block 522, one that connecting plate 521 is equipped with a upper surface for being set to interconnecting piece is set It is placed in the upper surface of interconnecting piece and the first cylindrical sleeves 523 of blotting cotton core 53 can be arranged, the lower end surface of connecting plate 521 is equipped with one For being arranged the second cylindrical sleeves 524 of fixed mouth 51, the first convex block 522 is set at the side of the first cylindrical sleeves 523, First cylindrical sleeves 523 are connected to the second cylindrical sleeves 524, and one end of the first spring 520 is sheathed on the first cylindrical sleeves 523 In, the other end of the first spring 520 is connected on the snap-gauge in penholder；First switch part is one first microswitch, and first is micro- Dynamic switch is fixed at the top of the first convex block 522 and the reed of the first microswitch is contacted with the first convex block 522 first Convex block 522 triggers the contact conducting of the first microswitch, flexible connector 52 when moving upwards with the compression of flexible connector 52 And the course of work of first switch part sees foregoing teachings, details are not described herein.

Similarly with embodiment shown in Fig. 3, in embodiment shown in fig. 6, needle is again provided on intelligent whiteboard pen 5 Components or the structures such as hole, silica gel sleeve 57, mounting base 59, laser emitter 580 and laser switch 581.

As shown in fig. 6, in this embodiment, one and blotting cotton core are offered on the upper surface of the penholder of intelligent whiteboard pen 5 The pin hole of 53 upper surface connection, in this way, can by the pin hole to 5 ink of intelligent whiteboard pen so that when long intelligent whiteboard pen 5 Between use.In this embodiment, penholder generally includes a pen cap 502 and a penholder body 501, pin hole are set on pen cap 502.

As shown in fig. 6, in this embodiment, a middle part is additionally provided between the pin hole and blotting cotton core 53 of intelligent whiteboard pen 5 Silica gel sleeve 57 equipped with a through-hole.Wherein, when injecting ink, the through-hole in silica gel sleeve 57 passes through simultaneously for the syringe needle of insertion Contacted with blotting cotton core 53 and carry out ink injection, after water filling to be done, the through-hole in silica gel sleeve 57 be it is almost closed, can be with Ink overflows when being effectively prevented ink volatilization or standing upside down.

As shown in fig. 6, in this embodiment, the second supplying cell 56 in intelligent whiteboard pen 5 is solid by a mounting base 59 At the upper end of blotting cotton core 23, mounting base 59 includes the pedestal 590 of one with the upper end face contact of blotting cotton core 23, pedestal 590 are equipped with one for fixing the battery deck 591 of battery and the sky of a upper surface for being connected to pin hole and blotting cotton core 53 Stem 592.

As shown in fig. 6, in this embodiment, a laser emitter 580 and one is additionally provided in the shell of intelligent whiteboard pen 5 Laser switch 581 corresponds on shell and offers an irradiation mouth at the position of laser emitter 580, and laser switch 581 is set to pen On bar, laser emitter 580 is fixed on the laser mounting base 593 in mounting base 59, and laser emitter 580, laser switch 581 divide It is not electrically connected with first control circuit to emit laser.

In addition, ink leaks outside in order to prevent, normally, as shown in fig. 6, the junction of penholder and nib 500 is additionally provided with one Sealing rubber ring 503.

Similarly with embodiment shown in Fig. 2, in embodiment shown in fig. 5, at the upper surface of the shell of intelligent whiteboard 4 extremely It is formed with the pen stand of a recess less.In this way, intelligent whiteboard pen 5 can be placed directly in pen stand when not in use, avoid losing.And this In embodiment, when intelligent whiteboard pen 5 is placed in pen stand, the mouth 51 of intelligent whiteboard pen 5 is set in the inside of pen stand, and mouth 51 is not It can be directly exposed in air, can so prevent the ink in blotting cotton core 53 from volatilizing by mouth 21.

As shown in figure 5, in this embodiment, in order to more convenient and smartly to the intelligent whiteboard pen 5 being placed in pen stand Ink is added, a water filling port is offered at the upper end position of upper corresponding pen stand in the shell of intelligent whiteboard 4, is provided with one in shell Flood pattern, flood pattern include an ink bottle 414, a peristaltic pump 415 and a water filling device 416, the bottleneck of ink bottle 414 Connect with the water inlet of peristaltic pump 415, peristaltic pump 415 and first control circuit be electrically connected and be controlled by first control circuit with Control water outlet, water filling device 416 include that the syringe needle 4161, one in 4160, one activity setting set casing 4160 of a set casing is arranged In back and forth stretching out the stepper motor of set casing 4160 for controlling syringe needle 4161 in set casing 4160, one be fixed on stepper motor Output end gear and the rack gear that is engaged with gear, one end of syringe needle 4161 passes through the water outlet of conduit and peristaltic pump 415 It is connected to and syringe needle 4161 is fixed at one end of rack gear, the other end of syringe needle 4161 is correspondingly arranged at the position of water filling port, step It is electrically connected into motor with first control circuit and is controlled by first control circuit to work and move by gear band carry-over bar And the syringe needle being fixed on rack gear 4161 is made to stretch out water filling port or be retracted in set casing 4160 from water filling port.Wherein, intelligence is given The course of work that energy white board marker 5 injects ink sees foregoing teachings, then this is not being repeated.

Whether it is placed in the pen stand for convenience of detection intelligent whiteboard pen 5, is additionally provided at the pen stand position of intelligent whiteboard 4 One trigger switch is provided with a trigger member at the position of the corresponding trigger switch of intelligent whiteboard pen 5, when intelligent whiteboard pen 5 is placed When pen stand, trigger member is contacted with trigger switch, and trigger switch is by trigger signal feedback to first control circuit, the first control electricity Learn that intelligent whiteboard pen 5 is currently placed in pen stand according to trigger signal judgement in road.In actual product, as shown in fig. 6, intelligence Trigger switch on blank 4 is a metal inductive switch, and the trigger member on intelligent whiteboard pen 5 is a metal being set on a shell Lasso 504.

In addition, the case where will appear not enough power supply after 5 long-time use of intelligent whiteboard pen and influence to use, for convenience of give intelligence Energy blank 4 charges, and the second supplying cell 56 of intelligent whiteboard pen 5 is realized using one first wireless charging battery, meanwhile, intelligence is white One first wireless charger is additionally provided at the position of upper corresponding pen stand in the shell of plate 4.In this way, when intelligent whiteboard pen 5 is placed When pen stand, the first wireless charger at intelligent whiteboard 4 can be filled to the first wireless charging battery in intelligent whiteboard pen 5 Electricity makes intelligent whiteboard pen 5 keep electricity sufficient, is easy to use.Certainly, in some other embodiment, in intelligent whiteboard pen 2 The realization such as common rechargeable battery or replaceable button cell can also be used in second supplying cell 26.

As shown in fig. 7, the intelligent whiteboard 4 is additionally provided with a matching used intelligent blackboard eraser 6, in this embodiment, intelligence Blackboard eraser 6 includes that a blackboard eraser shell, one first sponge brush 61, an active connection 62, one second infrared transmitting tube 64,1 second are opened Part, a third supplying cell 65 and a third control circuit are closed, offers an installing port on blackboard eraser shell, the one of the first sponge brush 61 End is set to outside blackboard eraser shell, and the other end of the first sponge brush 61 is fixed in installing port by active connection 62, and second is infrared Transmitting tube 64, second switch part, third supplying cell 65 are electrically connected with third control circuit respectively, second switch part and activity The contact of connector 62 and second switch part open switch when active connection 62 is pressurized and make the work of third control circuit, and second Infrared transmitting tube 64 is set at the front end of blackboard eraser shell and is controlled by third control circuit and issues the second infrared signal for two The shooting of optical camera 403 obtains.

In use, intelligent blackboard eraser 6 is wiped in the writing area 40 of intelligent whiteboard 4, at this point, first in intelligent blackboard eraser 6 61 stress of sponge brush pushes, and stress pushes active connection 62 therewith, and the first sponge brush 61 can wipe the ink on blank film 400 Water-color paintbrush mark, and triggering second switch part is opened when the pushing of active connection 62, third control circuit is connected to work, and third control is electric Road controls the second infrared transmitting tube 64 and issues the second infrared signal；Two optical cameras 403 shooting in intelligent whiteboard 4 obtains should Simultaneously the second infrared signal is sent to first control circuit to second infrared signal, and first control circuit is handled according to the second infrared signal Analysis obtains the erasing track of intelligent blackboard eraser 6 and according to the previously stored written handwriting of erasing trajectory modification, to make blank The written handwriting output that written handwriting and first control circuit on film 400 are handled is consistent, then by modified writing Device is sent to intelligent terminal to person's handwriting by wireless communication, and modified lettering pen can be so directly viewable by intelligent terminal Mark.

As shown in fig. 7, in this embodiment, the second switch part of intelligent blackboard eraser 6 includes being set to a tertiary circuit plate 63 On second switch circuit, two with the second switch circuit be electrically connected second switch pads and 2 second electric silica gels；It is living Follower link 62 includes a movable plate 620 and a fixed plate 621, and an end face of movable plate 620 and the first sponge brush 61 are fixed Connection, the other end of movable plate 620 are equipped with several grabs 6200 and are provided with several second between the end face and fixed plate 621 Spring 622；It corresponds to offer at the position of grab 6200 in fixed plate 621 and wears fixed card hole 6210 for grab 6200, Gu Fixed board 621 is fixed on installing port, and the other end of fixed plate 621 is fixedly connected and in fixed plate 621 with tertiary circuit plate 63 Mounting hole is offered at the position of corresponding second switch pad, an elastic silica gel 6211, flexible silicon are movably set in mounting hole Glue 6211 includes an edge department and one from the protrusion extended outward to form of the edge department, and edge department is set to fixed plate 621 On the end face of tertiary circuit plate 63, protrusion passes through mounting hole and protrudes fixed plate 621 close to the end face of movable plate 620, The protrusion that second electric silica gel is fixed on elastic silica gel 6211 is interior and non-bulging in edge department, and the second electric silica gel is for activity Plate 620, which is pressed to, contacts second switch pad to open second switch circuit and movable plate 620 far from solid when fixed plate 621 moves It contacts when fixed board 621 with the disconnection of second switch pad to disconnect second switch circuit.Wherein, the second electric silica gel is fixed on elasticity When in the protrusion of silica gel 6211, if squeezing the protrusion of elastic silica gel 6211 without external force, the second electric silica gel is apart from flexible silicon The edge department certain distance of glue 6211；If there is external force to squeeze the protrusion of elastic silica gel 6211, the second electric silica gel will be to bullet Property silica gel 6211 edge department movement until flush or even protrude from edge department with edge department, it is convex and after external force releasing Portion's second electric silica gel of automatic traction under natural resiliency effect restores to original position out.

In the application, it also may include the intelligence blackboard eraser 6 which, which can only include second switch circuit, Third control circuit and second switch circuit etc..

In some other embodiment, settable more or less second switch pads and corresponding second electric silica gel come It realizes and the contact of second switch pad or disconnection.

In this embodiment, four second springs 622 are provided between movable plate 620 and fixed plate 621, four second spring 622 one end is sheathed in the spring spool 6201 on movable plate 620, and the other end is contacted with the bottom surface of fixed plate 621, the second bullet 622 good fixing effect of spring, it is not easy to fall off.In addition, one first wiper 66 is further fixed on the first sponge brush 61, the first wiper 66 Surface is more soft and smooth, it is not easy to scratch blank film 400.

When erasing of the intelligence blackboard eraser 6 without written handwriting, the second spring between movable plate 620 and fixed plate 621 Under 622 elastic reaction, movable plate 620 is far from fixed plate 621, and the elastic silica gel 6211 in fixed plate 621 is not extruded at this time, Second electric silica gel is not contacted with second switch pad, and second switch circuit is in an off state at this time；When being wiped, the One sponge brush 61 is pressurized inside movement, and movable plate 620 is pressurized inside movement therewith, at this point, movable plate 620 and fixed plate 621 it Between second spring 622 compressed, the protrusion of elastic silica gel 6211 of the movable plate 620 in fixed plate 621, fixed plate 621 Portion is extruded, and the second electric silica gel is moved and contacted to second switch pad, and second switch circuit conducting, third control circuit connects Lead to work and controls the second infrared transmitting tube 64 and issue the second infrared signal.

In some other embodiment, the active connection 62 in intelligent blackboard eraser 6 includes that a movable plate 620 and one is fixed Plate 621, movable plate 620 are equipped with several grabs 6200 and one second convex block, and movable plate close to an end face of fixed plate 621 620 are provided with several second springs 622 on the end face of fixed plate 621, at the position that grab 6200 is corresponded in fixed plate 621 It offers and wears fixed card hole 6210 for grab 6200, offered at the position of corresponding second convex block in fixed plate 621 for the Two convex blocks wear through-hole, and the other end of movable plate 620 is fixedly connected with the first sponge brush 61, and fixed plate 621 is fixed on installation On mouth；Second switch part is one second microswitch, and the second microswitch is fixed in fixed plate 621 and the by a mounting plate The reed of two microswitches and the second bump contact are to press reed to the second convex block when the movement of fixed plate 621 in movable plate 620 And second convex block unclamps reed and makes the second microswitch when opening the second microswitch and movable plate 620 far from fixed plate 621 It disconnects.Wherein, the course of work between active connection 62 and second switch part sees foregoing teachings, then this is not being repeated.

As shown in fig. 7, in this embodiment, intelligent blackboard eraser 6 is whole in a rectangular parallelepiped shape, and it is convenient to hold.The plate of intelligent blackboard eraser 6 Wiping shell includes the upper cover 601 that a bottom case 600 and a lid close bottom case 600, and bottom case 600 is by a bottom surface, side inclined-plane and one side It surrounds, installing port is set on skew back face.

It similarly with embodiment shown in Fig. 4, in the embodiment shown in fig. 7, is the lettering pen on erasing blank film 400 Mark handles the written handwriting of obtained electronic version without modifying intelligent whiteboard 4, is additionally provided with one on the bottom surface of intelligent blackboard eraser 6 Second sponge brush 67.In addition, being further fixed on one second wiper 69 on the second sponge brush 67,69 surface of the second wiper is more soft and smooth, It is not easy to scratch blank film 400.

For convenience of intelligent blackboard eraser 6 is placed, in this embodiment, as shown in figure 5 and figure 7, the upper table of the shell of intelligent whiteboard 4 It is also formed with a blackboard eraser seat at face, the first magnet is provided on blackboard eraser seat, is provided in intelligent blackboard eraser 6 and the absorption of the first magnet Second magnet 68, in this way, intelligent blackboard eraser 3 is placed in blackboard eraser seat and is fixed by the suction-operated between magnet, it is not easy to lose It loses.In this embodiment, the second magnet 68 is set in the second sponge brush 67.

It influences to use due to the case where will appear not enough power supply after intelligent 6 long-time use of blackboard eraser, for convenience of to intelligence Blackboard eraser 6 charges, and the third supplying cell 65 of intelligent blackboard eraser 6 is realized using one second wireless charging battery, meanwhile, intelligent whiteboard 4 Shell in upper corresponding blackboard eraser seat position at be additionally provided with one second wireless charger.In this way, when intelligent blackboard eraser 6 is placed in plate When wiping seat, the second wireless charger at intelligent whiteboard 4 can make to the second wireless charging battery charging in intelligent blackboard eraser 6 Intelligent blackboard eraser 6 keeps electricity sufficient, is easy to use.

Certainly, in some other embodiment, common charging is can also be used in the third supplying cell 65 in intelligent blackboard eraser 6 Perhaps replaceable button cell etc. realizes that user needs in time to charge to intelligent blackboard eraser 6 or battery altering at this time to battery, Third supplying cell 65 is usually fixed in blackboard eraser shell by a battery mounting 650.

In some other embodiment, it can also lead between the intelligent whiteboard 1 and intelligent whiteboard pen 2 or intelligent blackboard eraser 3 Cross the acquisition for the written handwriting that infrared induction technology, capacitance sensing technology etc. are realized at blank ontology.

In the application, in embodiment as shown in Figure 2, the first supplying cell 112 in intelligent whiteboard 1 is a charging electricity Pond, 112 activity of the first supplying cell are fixed in shell, are provided with one at the position of corresponding first supplying cell 112 on shell It can make directly as charger baby after the active window for picking and placing the first supplying cell 112, first supplying cell 112 can be facilitated to take out With.

In this application, intelligent whiteboard pen and intelligent blackboard eraser are easy arbitrarily to place when in use, cause to lose, in order to avoid It loses, a radio transceiver device and an alarm, radio transceiver device and the first control is additionally provided in intelligent whiteboard To receive radiofrequency signal and be sent to first control circuit, alarm is connect with first control circuit to issue report circuit connection processed It is alert to remind.Correspondingly, one first anti-lost chip is provided in intelligent whiteboard pen, the first anti-lost chip is connect with second control circuit Radiofrequency signal is issued to be controlled by second control circuit for the reception of radio transceiver device；One is provided in intelligent blackboard eraser Second anti-lost chip, the second anti-lost chip connect to be controlled by third control circuit with third control circuit and issue radiofrequency signal For the reception of radio transceiver device.In actual product, preset signal strength is usually prestored in intelligent whiteboard, when intelligence is white The real-time signal strength that radio transceiver device in plate receives the radiofrequency signal that the first anti-lost chip issues is less than default When signal strength, first control circuit judges intelligent whiteboard pen beyond safe distance, and first control circuit can control alarm at this time Device issues warning reminding；Similarly, when the radio transceiver device in intelligent whiteboard receives what the second anti-lost chip issued When the real-time signal strength of radiofrequency signal is less than preset signal strength, first control circuit judge intelligent blackboard eraser beyond safety away from From first control circuit can also control alarm and issue warning reminding at this time, so realize anti-lost purpose.

In this embodiment, as shown in Fig. 2, alarm is a loudspeaker 118.The loudspeaker 118 other than issuing warning reminding, It can also be needed to play other voice messagings according to field research.

In this application, as shown in Fig. 2, being additionally provided with a display 119 on the shell of intelligent whiteboard 1, display 119 with First control circuit is electrically connected to show information.For example, the display 119 can according to need display outline for teaching, teaching Time, the teaching information such as remaining time, facilitate user or trainer using when check.

In this application, a phonographic recorder is additionally provided in the shell of intelligent whiteboard, phonographic recorder and first control circuit are electrical Connection is to record.The phonographic recorder can record the content of courses of lower user, facilitate and subsequent check or share.

In this application, a photographic device, photographic device and first control circuit are additionally provided on the shell of intelligent whiteboard It is electrically connected to be imaged.The photographic device can be used for carrying out teaching affairs camera shooting makes video recording, can facilitate it is subsequent check or Share.

In this application, also settable several data-interfaces on the shell of intelligent whiteboard, data-interface and the first control electricity Road is electrically connected can pass through data-interface connection external equipment, for example, loudspeaker 118, display 119 in intelligent whiteboard, Phonographic recorder and photographic device etc. can also connect data-interface using corresponding external device to be replaced.

In the solution of the present invention, which, which is generally disposed in intelligent whiteboard 1, is used, wherein on intelligent blackboard eraser 3 The first sponge brush 31 can wipe the ink written handwriting on blank ontology, while signal in the intelligence blackboard eraser 3 emits dress Set can be sent out inductive signal for the signal acquisition device of intelligent whiteboard 1 and by inductive signal be sent to the first control electricity Road, first control circuit obtain the erasing track at blank ontology according to acquired inductive signal and are wiped according to the erasing track Except the written handwriting saved in intelligent whiteboard 1, i.e. electronic writing person's handwriting, satisfy the use demand.

It is that above-mentioned preferred embodiment should be regarded as application scheme embodiment for example, all with application scheme thunder Same, approximate or technology deduction, replacement, improvement for making based on this etc., are regarded as the protection scope of this patent.

Claims

1. it is a kind of intelligence blackboard eraser, which is characterized in that include a blackboard eraser shell, be provided on the blackboard eraser shell one first sponge brush, One active connection, a switch member, a sender unit, a supplying cell and a control circuit open up on the blackboard eraser shell There is an installing port, one end of first sponge brush is set to outside the blackboard eraser shell, and the other end of first sponge brush passes through The active connection is fixed in the installing port, the switch member, sender unit, supplying cell respectively with the control Circuit processed is electrically connected, and the switch member is contacted with the active connection and the switch member is pressurized in the active connection Shi Kaiqi is switched and the control circuit is made to work, and the sender unit is controlled by the control circuit and issues induction letter Number.

2. intelligence blackboard eraser according to claim 1, which is characterized in that the sender unit is an electromagnetic induction line Circle, the electromagnetic induction coil is set in first sponge brush, for issuing electromagnetic wave signal.

3. intelligence blackboard eraser according to claim 1, which is characterized in that the sender unit is an infrared transmitting tube, The infrared transmitting tube is set at the front end of the blackboard eraser shell, for issuing infrared signal.

4. according to claim 1 to intelligent blackboard eraser described in 3 any one, which is characterized in that the switch member includes being set to Switching circuit, at least one switch pad being electrically connected with the switching circuit and an at least electric silica gel on one circuit board；Institute Stating active connection includes a movable plate and a fixed plate, and an end face of the movable plate and first sponge brush, which are fixed, to be connected It connects, the other end of the movable plate, which is equipped with, is provided with several springs between several grabs and the end face and the fixed plate；Institute It states to offer at the position for corresponding to the grab in fixed plate and wears fixed card hole for the grab, the fixed plate is fixed on On the installing port, the other end of the fixed plate be fixedly connected with the circuit board and it is corresponding in the fixed plate described in open It closes and offers mounting hole at the position of pad, an elastic silica gel is movably set in the mounting hole, the elastic silica gel includes There is an edge department and one from the protrusion extended outward to form of the edge department, it is close that the edge department is set to the fixed plate On the end face of the circuit board, the protrusion passes through the mounting hole and protrudes the fixed plate close to the end of the movable plate Face, the electric silica gel are fixed in the protrusion and non-bulging in the edge department, and the electric silica gel is used for the work Movable plate contacts the switch pad when being pressed to fixed plate movement to open the switching circuit and the movable plate is separate It contacts when the fixed plate with switch pad disconnection to disconnect the switching circuit.

5. according to claim 1 to intelligent blackboard eraser described in 3 any one, which is characterized in that the active connection includes One movable plate and a fixed plate, the movable plate are equipped with several grabs and a convex block close to an end face of the fixed plate, and The movable plate is provided with several springs on the end face of the fixed plate, and the position of the grab is corresponded in the fixed plate Place, which is offered, wears fixed card hole for the grab, corresponds in the fixed plate and offers described in confession at the position of the convex block Convex block wears through-hole, and the other end of the movable plate is fixedly connected with first sponge brush, and the fixed plate is fixed on institute It states on installing port；The switch member is a microswitch, and the microswitch is fixed in the fixed plate by a mounting plate And the reed of the microswitch and the bump contact are touched with the convex block described when the movable plate is moved to the fixed plate The convex block unclamps the reed when pressing the reed and opening the microswitch and the movable plate far from the fixed plate And disconnect the microswitch.

6. intelligence blackboard eraser according to claim 1, which is characterized in that the blackboard eraser shell includes that a bottom case and a lid close institute The upper cover of bottom case is stated, the bottom case is surrounded by a bottom surface, side inclined-plane and one side, and the installing port is set to the skew back face On.

7. intelligence blackboard eraser according to claim 6, which is characterized in that be additionally provided with one second sponge brush on the bottom surface.

8. intelligence blackboard eraser according to claim 1, which is characterized in that also at least provided with a magnet in the blackboard eraser shell.

9. it is according to claim 1 intelligence blackboard eraser, which is characterized in that the supplying cell be a wireless charging battery or One button cell.

10. intelligence blackboard eraser according to claim 1, which is characterized in that an anti-lost chip is additionally provided in the blackboard eraser shell, The anti-lost chip connect to be controlled by the control circuit with the control circuit and issues radiofrequency signal.