CN108389435A - A kind of instructional device based on big data - Google Patents

Abstract

The invention discloses a kind of instructional devices based on big data, including Cloud Server and teaching component, the Cloud Server is connect with external the Internet and Intelligence of Students mobile communication, the teaching component includes mounting seat, the communication device being arranged in mounting seat and the scanning bracket being fixedly connected in mounting seat being mounted on external desktop, the scanning bracket is equipped with the probe for scanning topic, the communication device is communicated to connect with Cloud Server, the interior mounting device being equipped with for being fixed on external desktop of the mounting seat.The instructional device based on big data of the present invention, pass through the setting of Cloud Server and teaching component, the topic that does of effective surface sweeping student and answer can be corrected in real time, it so can effectively promote the learning efficiency of student, and the setting for passing through mounting device, it only needs to be mounted directly on desktop when in use, does not need to additional transformation desk so.

Description

A kind of instructional device based on big data

Technical field

The present invention relates to a kind of realia, more particularly to a kind of instructional device based on big data.

Background technology

Desk occupies highly important status during school instruction, is mainly used for being supplied to a student to attend class The basic hardware practised and done the homework facilitates student to take notes on books in the process at school, and when after class, is making It does the homework in industry sheet, so in the learning efficiency for promoting student, however existing desk is substantially a simple wooden table, It is merely able to learn the carrier function recorded as student, the part that can not be effectively ignorant of student carries out a solution The effect answered so just can not effectively enhance the learning efficiency of student and reduce the heavy burden of present teacher's lessons.

Therefore occurs a kind of intelligent desk in the prior art, mainly by being embedded a tablet in the desktop of desk The mode of computer, the effect helped by the intelligence learning of tablet computer can promote student's learning efficiency realize desk Effect however costly due to tablet computer price in the prior art can lead to cost of manufacture and the buying of desk Cost can all greatly promote, and general school can not be equipped with comprehensively, thus this intelligent desk can not carry out well it is general And if while need to do larger transformation to desk during being equipped with, so just further increase the cost of desk.

Invention content

It is a kind of based on big data analysis in view of the deficiencies of the prior art, the present invention intends to provide, and be not required to The low-cost instructional device being further transformed is done to desk.

To achieve the above object, the present invention provides following technical solutions：A kind of instructional device based on big data, including Cloud Server and teaching component, the Cloud Server are connect with external the Internet and Intelligence of Students mobile communication, the teaching Component includes the mounting seat being mounted on external desktop, the communication device being arranged in mounting seat and is fixedly connected Scanning bracket in mounting seat, the scanning bracket are equipped with the probe for scanning topic, the probe and communication Device couples, to be transferred in communication device after scanning the ready-made topic of student, the communication device and Cloud Server communication link It connects, to transmit in the topic to Cloud Server that probe has been swept, Cloud Server is transmitted to external the Internet, later external the Internet Topic and answer parsing are transmitted to Cloud Server, then topic and answer parsing are transmitted to Intelligence of Students by Cloud Server Mobile phone, the interior mounting device being equipped with for being fixed on external desktop of the mounting seat, the mounting device include Sucker for being adsorbed on desktop and the vacuum elements being arranged in mounting seat, the vacuum elements and sucker phase It is intercommunicated, to extract suction cup interior air sucker suction is fixed on external desktop.

As a further improvement on the present invention, the vacuum elements include the pumping shell being fixed in mounting seat and can Impeller in the setting pumping shell of rotation, the pumping shell is interior to have pumping chamber, and the impeller includes that shaft is circumferentially distributed in Blade in shaft, the blade edge fit along the cavity wall with pumping chamber, and air inlet and outlet are offered on the pumping shell Mouthful, the gas outlet is connected with the external world, and the air inlet is connected with suction cup interior, and one end of the shaft is rotatable to wear It is connected with rotating handle after going out to be evacuated shell, the mounting seat is equipped with the positioning component for being positioned to rotating handle, When rotating handle drive shaft rotation when, air is extracted out of sucker enter in pumping chamber after by gas outlet to the external world.

As a further improvement on the present invention, the positioning component includes the location hole being opened in mounting seat and consolidates The clamping block being scheduled on the side of rotating handle one end, the rotating handle is relative to the other end of clamping block and the end of rotary shaft Portion is hinged, and when clamping block is inserted into location hole, rotating handle is positioned.

As a further improvement on the present invention, the scanning bracket includes montant and cross bar, the lower end of the montant and peace Pedestal connection is filled, one end of upper end and cross bar connects, and the downside of the cross bar offers sliding slot, slip in the sliding slot It is connected with sliding block, the probe includes that head, scanning pedestal and light compensating lamp, the head and light compensating lamp are arranged at scanning In pedestal, the scanning pedestal is in strip, and downside offers the downward scanning slot of notch, the head and light compensating lamp It is arranged on the slot bottom of scanning slot, telescopic rod is fixedly connected on the upper side of the scanning pedestal, under the telescopic rod End is fixedly connected with scanning pedestal, and upper end is fixedly connected with the downside of sliding block, and the both ends of the cross bar have been respectively fixedly connected with Left driving motor and right driving motor, the left driving motor and right driving motor are wound with left connect band and right connection respectively Band, for the one ends wound of the left connect band in the shaft of left driving motor, the other end is fixedly connected on the left side of scanning pedestal, For the one ends wound of the right connect band in the shaft of right driving motor, the other end is fixedly connected on the right side of scanning pedestal, when When left driving motor and right driving motor do equidirectional rotation, left connect band and right connect band with scanning pedestal along cross bar to It left sliding or slides to the right, when left driving motor and right driving motor do opposite direction rotation, left connect band and right connection Band rises or declines with scanning pedestal.

As a further improvement on the present invention, the downside of the sliding block is fixedly connected on the position of the left and right sides Angle pulley, the left connect band and right connect band fix company around after the angle pulley of the left and right sides with scanning pedestal respectively It connects.

As a further improvement on the present invention, it is opened on position of the downside of the scanning pedestal relative to scanning slot notch Equipped with several spherical grooves, one-to-one rotatable be equipped with scans steel ball, the spherical groove in several described spherical grooves Cell wall be made by magnetic material, the position of the downside of the scanning pedestal between adjacent two scanning steel balls It sets and is equipped with black-out cloth, the black-out cloth constitutes the light-shielding structure for surrounding scanning slot notch with scanning steel ball cooperation.

As a further improvement on the present invention, the montant includes lower loop bar and upper loop bar, and the lower loop bar is in hollow form, And lower end is fixedly connected with mounting seat, the upper end of the upper loop bar is fixedly connected with one end of cross bar, the lower end of loop bar on this It penetrates into lower loop bar, offers conductive hole on the inner wall of the lower loop bar, the position of the side of the upper loop bar close to lower end On be elasticly connected with conducting block, be coaxially provided with resetting spring in the lower loop bar, the upper end of the resetting spring and upper loop bar Lower end is inconsistent, and the conducting block and conductive hole are coupled between power supply and communication device, resets bullet when upper loop bar pushes compression When spring, conducting block, which is embedded into conductive hole, positions upper loop bar and lower loop bar, while output enables signals in communication device, institute It states scanning pedestal and is fixedly connected with unlock rod, the other end of the unlock rod relative to scanning pedestal relative to the side of lower loop bar Equipped with size unlocking head compatible with conductive hole, when scanning pedestal slides onto to the right at lower loop bar, unlocking head, which is embedded into, to be led In electric hole, conducting block is ejected out of conductive hole, resetting spring resets, and upper loop bar slides upwards.

Beneficial effects of the present invention, and by the setting of teaching component and Cloud Server, it can utilize instructional device will The ready-made topic situation of student is transferred in Cloud Server, then by Cloud Server in the way of external the Internet is communicated The answer of topic and parsing are fed back into student by way of smart mobile phone, it so just need not be additional on teaching component Display unit is set to feed back answer and parsing, thus the cost of instructional device when in use greatly reduces so that is whole The instructional device of body can be popularized preferably, and by the setting of mounting device, it only needs to pacify during use Dress pedestal is installed to by mounting device on desktop, very simple and convenient, can be preferably generalized, and is passed through Mounting device is arranged to sucker and vacuum elements, thus it is middle by the way of simple sucker compared with the prior art, due to existing Sucker be by being discharged the air in sucker installing the during of squeezing, so utilizing the atmospheric pressure to be fixed , then the problem of being just not clean it is easy to appear air during extruding can in this way by the setting of vacuum elements With after sucker is placed on desktop, the lasting air discharge by sucker avoids air discharge from not leading to sucker totally Adsorption capacity reduce and grasp force reduce the problem of.

Description of the drawings

Fig. 1 is that the instructional device based on big data of the present invention uses the overall structure figure on desk；

Fig. 2 is the overall structure figure of the teaching component in Fig. 1；

Fig. 3 is the overall structure figure of the mounting device in Fig. 2.

Specific implementation mode

The present invention is described in further detail below in conjunction with the embodiment given by attached drawing.

Shown in 3, a kind of instructional device based on big data of the present embodiment, including Cloud Server 1 and teaching Component 2, the Cloud Server 1 are connect with external the Internet and Intelligence of Students mobile communication, and the teaching component 2 includes installation Mounting seat 21 on external desktop, the communication device 22 being arranged in mounting seat 21 and it is fixedly connected on installation Scanning bracket 23 on pedestal 21, the scanning bracket 23 are equipped with probe 4 for scanning topic, the probe 4 with it is logical Device 22 is interrogated to couple, to be transferred in communication device 22 after scanning the ready-made topic of student, the communication device 22 and cloud service Device 1 communicates to connect, and to transmit in the topic to Cloud Server 1 that probe 4 has been swept, Cloud Server 1 is transmitted to external the Internet, it Topic and answer parsing are transmitted to Cloud Server 1 by external the Internet afterwards, then Cloud Server 1 parses topic and answer It is transmitted to Intelligence of Students mobile phone, the interior of the mounting seat 21 is equipped with the mounting device a for being used for being fixed on external desktop, The mounting device a includes sucker a1 for being adsorbed on desktop and the vacuum elements being arranged in mounting seat 21 A2, the vacuum elements a2 and sucker a1 are interconnected, and to extract sucker a1 inner airs sucker a1 are absorbed and fixed at outside On portion's desktop, during using the instructional device of the present embodiment, it is only necessary to by mounting device a by mounting seat 21 Be installed on desktop can, then after student finishes topic, just by communication device 22 start probe 4, The ready-made topic of student is transferred in Cloud Server 1 using probe 4, is then transferred to again by Cloud Server 1 external mutual Topic and answer parsing are transferred on Intelligence of Students mobile phone, with being checked topic and being parsed with this by networking again later The Real-time Feedback of upload and answer for the ready-made topic of student is realized, due in the above process, for teaching equipment Modification only need to add corresponding teaching component 2 on a total Cloud Server 1 and each desk, while teaching component 2 Only include mounting device a, mounting seat 21, scanning bracket 23 and probe 4 again, calculation and check process is all by external mutual It networks to realize, thus it is middle in such a way that tablet computer is directly embedded into compared with the prior art, and equipment cost substantially reduces, Problem data library equally need not be also set, can further reduce equipment cost, and during use, it is only necessary to Mounting seat 21 is fixed on desktop simply by mounting device a, is not needed to so for desk structure Carry out any transformation, it is thus possible to further decrease the setup cost of instructional device so that instructional device can be carried out preferably Popularization and application, while mounting device a being arranged to the mode of sucker a1 and vacuum elements a2, it can be solid using the negative pressure of sucker a1 Determine principle mounting seat 21 is fixed on desktop, the existing fixed processes of sucker a1 are avoided using vacuum elements a2 In, because air is without the not strong problem of the fixed force of sucker a1 caused by discharging totally.

As a kind of improved specific implementation mode, the vacuum elements a2 includes the pumping being fixed in mounting seat 21 There is pumping chamber, the impeller in impeller a22, the pumping shell a21 in shell a21 and rotatable setting pumping shell a21 A22 includes the blade a222 that shaft a221 is circumferentially distributed on shaft a221, the chamber at the edges the blade a222 and pumping chamber Wall fits, and offers air inlet and gas outlet on the pumping shell a21, the gas outlet is connected with the external world, the air inlet Mouthful be connected inside sucker a1, one end of the shaft a221 is rotatable be pierced by be evacuated shell a21 after be connected with rotating handle A223, the mounting seat 21 are equipped with the positioning component a3 for being positioned to rotating handle a223, work as rotating handle When a223 drives shaft a221 rotation, air is extracted out of sucker a1 enter in pumping chamber after by gas outlet to the external world, During vacuum elements a2 extracts sucker a1 inner airs, student only needs to grasp rotating handle a223, then revolves Turning rotating handle a223 enables rotating handle a223 effectively to be rotated with shaft a221, in the process of shaft a221 rotations In, blade a222 also can be adjacent with rotating together, and since the edge of blade a222 and the cavity wall of pumping chamber fit Two panels blade a222 between will constitute a meeting with the cavity wall of pumping chamber and divide chamber with the blade a222 air rotated, then During blade a222 rotations, this air wind chamber will constantly first pass through air inlet and inhale the air inside sucker a1 Enter, then when by gas outlet, thrown away air using centrifugal force, so realizing one passes through rotating handle a223's Rotate continually extract the air in sucker al out effect, the side that middle use piston is evacuated compared with the prior art in this way Formula, can effectively reduce when pumping it is required use dynamics, it is thus possible to be suitable for student for mounting seat 21 carry out It is mounted directly, and whole operating process very simple is convenient, can also effectively reduce the installation cost of instructional device in this way, Universal use can be preferably carried out, and by the setting of positioning component a3, effectively rotating handle a223 can be determined Position, because accidentallyying run into so that rotating handle a223 is reversely rotated, then makes to have leisure after completing in pumping Gas re-enters into sucker a1 so that the problem of sucker a1 loosens.

As a kind of improved specific implementation mode, the positioning component a3 includes the positioning being opened in mounting seat 21 The hole a31 and clamping block a32 being fixed on the side of the one end rotating handle a223, the rotating handle a223 is relative to clamping The other end of block a32 is hinged with the end of rotary shaft a221, when clamping block a32 is inserted into location hole a31, rotating handle A223 is positioned, and the mating reaction of clamping block a32 and location hole a31 are passed through, so that it may realize the positioning of rotating handle a223, together When be also very easily understood during positioning operation, thus can by student's operation come realize positioning, also can in this way The installation cost of instructional device is enough effectively reduced, universal use can be preferably carried out.

As a kind of improved specific implementation mode, the scanning bracket 23 includes montant 231 and cross bar 232, described perpendicular The lower end of bar 231 is connect with mounting seat 21, and upper end is connect with one end of cross bar 232, and the downside of the cross bar 232 offers Sliding slot 2321, slip is connected with sliding block 2322 in the sliding slot 2321, and the probe 4 includes head 41, scanning pedestal 42 and light compensating lamp 43, the head 41 and light compensating lamp 43 are arranged in scanning pedestal 42, and the scanning pedestal 42 is in strip Shape, downside offer the downward scanning slot 421 of notch, and the head 41 and light compensating lamp 43 are arranged at scanning slot 421 Slot bottom on, be fixedly connected with telescopic rod 425 on the upper side of the scanning pedestal 42, the lower end of the telescopic rod 425 with sweep It retouches pedestal 42 to be fixedly connected, upper end is fixedly connected with the downside of sliding block 2322, and the both ends of the cross bar 232 are respectively fixedly connected with There are left driving motor 2323 and right driving motor 2324, the left driving motor 2323 and right driving motor 2324 to wind respectively There are left connect band 5 and right connect band 6, the one ends wound of the left connect band 5 is in the shaft of left driving motor 2323, the other end It is fixedly connected on the left side of scanning pedestal 42, the one ends wound of the right connect band 6 is in the shaft of right driving motor 2324, separately One end is fixedly connected on the right side of scanning pedestal 42, when left driving motor 2323 and right driving motor 2324 do equidirectional rotation When, left connect band 5 and right connect band 6 slide with scanning pedestal 42 along cross bar 232 or slide to the right to the left, when left driving When motor 2323 and right driving motor 2324 do opposite direction rotation, left connect band 5 and right connect band 6 are on scanning pedestal 42 It rises or declines, by the setting of montant 231, effectively can prop up cross bar 232 to come, so that the scanning setting of pedestal 42 exists The top of external desktop, and the mode that probe 4 is arranged to head 41, scans pedestal 42 and light compensating lamp 43, The light compensating lamp 43 of illumination when using to(for) scanning carries out effective humidification so that head 41 can preferably be scanned on topic Want the position of scanning, and scanning pedestal 42 is arranged to strip, it can be achieved that by whole paper during topic scans It is scanned, it, can be effective the problem of to avoid leakage is swept, and by the setting of left driving motor 2323 and right driving motor 2324 By left driving motor 2323 and right driving motor 2324 with mutually rotate or reversely rotate in the way of realize that driving scans 42 oscilaltion of pedestal and slide back and forth, so due to being two left driving motors 2323 and right driving motor 2324 with turning or It is that the mode of reversion drives, compared to the sliding back and forth using a driving motor driving scanning pedestal 42, another drive The oscilaltion of dynamic motor driving scanning pedestal 42, the corresponding flexibility for scanning pedestal 42, can faster more also with regard to higher The effective scanning ready-made topic of student, the effective learning efficiency for promoting student.

As a kind of improved specific implementation mode, the downside of the sliding block 2322 is solid on the position of the left and right sides Surely be connected with angle pulley, the left connect band 5 and right connect band 6 bypass respectively after the angle pulley of the left and right sides with scanning bottom Seat 42 is fixedly connected, and by the setting of angle pulley, be can be very good to be lifted at the rising of scanning pedestal 42 or is declined and come Return the stability during sliding so that the head 41 in scanning pedestal 42 can preferably scan and recognize.

As a kind of improved specific implementation mode, the downside of the scanning pedestal 42 is relative to scanning 421 notch of slot Position on offer several spherical grooves 422, it is one-to-one in several described spherical grooves 422 rotatable to be equipped with scanning The cell wall of steel ball 423, the spherical groove 422 is made by magnetic material, and the downside of the scanning pedestal 42 is relative to phase Position between two adjacent scanning steel balls 423 is equipped with black-out cloth, and the black-out cloth is constituted with the scanning cooperation of steel ball 423 and surrounded The light-shielding structure for firmly scanning 421 notch of slot, during probe 4 scans, since scanning pedestal 42 is meeting and external desk The desktop of desktop is inconsistent, if so scanning pedestal 42 and the desktop on external desktop are the relationships being slidably connected, So just it is easy to appear the frictional force between scanning pedestal 42 and external desktop it is excessive caused by left driving motor 2323 With right driving motor 2324 drive scanning pedestal 42 translate during, scanning pedestal 42 overturn light leakage the problem of, such as This can will scan pedestal 42 and outside desk table by the setting of scanning steel ball 423 and black-out cloth by scanning steel ball 423 The frictional force in face is effectively reduced, and later by the setting of black-out cloth, then can be very good to be combined into the scanning cooperation of steel ball 423 Light-shielding structure avoids occurring topic being scanned asking to communication device 22 well caused by light leakage during translation Topic.

As a kind of improved specific implementation mode, the montant 231 includes lower loop bar 2311 and upper loop bar 2312, described Lower loop bar 2311 is in hollow form, and lower end is fixedly connected with mounting seat 21, upper end and the cross bar 232 of the upper loop bar 2312 One end is fixedly connected, and lower end of loop bar 2312 penetrates into lower loop bar 2311 on this, is opened up on the inner wall of the lower loop bar 2311 There are conductive hole, the side of the upper loop bar 2312 to be elasticly connected with conducting block 8, the lower loop bar 2311 on the position of lower end It is inside coaxially provided with resetting spring 9, the upper end of the resetting spring 9 and the lower end of upper loop bar 2312 are inconsistent, 8 He of the conducting block Conductive hole is coupled between power supply and communication device 22, and when upper loop bar 2312 pushes compression reseting spring 9, conducting block 8 is embedded in Upper loop bar 2312 and lower loop bar 2311 are positioned in conductive hole, while output enables signals in communication device 22, it is described to sweep It retouches pedestal 42 and is fixedly connected with unlock rod 424 relative to the side of lower loop bar 2311, the unlock rod 424 is relative to scanning pedestal 42 other end is equipped with size unlocking head compatible with conductive hole, when scanning pedestal 42 slides onto to the right at lower loop bar 2311 When, unlocking head is embedded into conductive hole, and conducting block 8 is ejected out of conductive hole, and resetting spring 9 resets, and upper loop bar 2312 is upward Sliding can be very good the scalable knot for realizing a montant 231 using the setting of upper loop bar 2312 and lower loop bar 2311 Structure may be implemented when pushing upper loop bar 2312, effectively then by the mating reaction of conductive hole and conducting block 8 Carry out position, while one can also be exported and enabled signals in communication device 22, to start communication device 22 and probe 4 And projection head 7, it so can effectively realize, when need not use scanning pedestal 42, upper loop bar 2312 is resetting The effect of spring 9 rises to higher height, is inscribed to avoid student is influenced, and then carrying out topic in student needs to carry out When scanning answer, student only needs to push loop bar 2312, while using the setting of unlock rod 424, can realize After single pass completion, upper loop bar 2312 rises to higher position automatically, inscribes to avoid student is influenced, can so subtract Few action of the student for whole device, effectively simplifies the use for device.

In conclusion the instructional device of the present embodiment can be effective by the setting of Cloud Server 1 and teaching component 2 It realizes the effect for carrying out real time parsing for the ready-made topic of student, student's learning efficiency can be effectively promoted, and pass through peace The setting of assembling device a only needs entire teaching component 2 being installed on desktop when in use, therefore compared to existing Have in technology by the way of tablet computer, use cost is lower, can preferably carry out popularization and application.

The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications It should be regarded as protection scope of the present invention.

Claims (7)

1. a kind of instructional device based on big data, it is characterised in that：Including Cloud Server (1) and teaching component (2), the cloud Server (1) is connect with external the Internet and Intelligence of Students mobile communication, and the teaching component (2) includes being mounted on external class Mounting seat (21) on table desktop, the communication device (22) being arranged in mounting seat (21) and it is fixedly connected on installation bottom Scanning bracket (23) on seat (21), the scanning bracket (23) are equipped with the probe (4) for scanning topic, the probe (4) it couples, is transferred to after the ready-made topic of student in communication device (22) with scanning, the communication device with communication device (22) (22) it is communicated to connect with Cloud Server (1), to transmit in topic to the Cloud Server (1) that probe (4) has been swept, Cloud Server (1) it is transmitted to external the Internet, topic and answer parsing are transmitted to Cloud Server (1), cloud service by external the Internet later Device (1) and then topic and answer parsing are transmitted to Intelligence of Students mobile phone, the interior of the mounting seat (21) is equipped with for solid Determine to the mounting device (a) on external desktop, the mounting device (a) includes the sucker for being adsorbed on desktop (a1) and vacuum elements (a2) in mounting seat (21) are set, the vacuum elements (a2) mutually interconnect with sucker (a1) It is logical, to extract sucker (a1) inner air sucker (a1) is absorbed and fixed on external desktop.

2. the instructional device according to claim 1 based on big data, it is characterised in that：The vacuum elements (a2) include Impeller (a22) in the pumping shell (a21) being fixed in mounting seat (21) and rotatable setting pumping shell (a21), institute Stating has pumping chamber in pumping shell (a21), the impeller (a22) includes that shaft (a221) is circumferentially distributed in shaft (a221) Blade (a222), the cavity wall of the blade edge (a222) and pumping chamber fits, offered on the pumping shell (a21) into Gas port and gas outlet, the gas outlet are connected with the external world, are connected inside the air inlet and sucker (a1), the shaft (a221) one end is rotatable to be pierced by after pumping shell (a21) and is connected with rotating handle (a223), on the mounting seat (21) Equipped with the positioning component (a3) for being positioned to rotating handle (a223), when rotating handle (a223) drives shaft (a221) When rotation, air from be extracted in sucker (a1) enter in pumping chamber after by gas outlet to the external world.

3. the instructional device according to claim 2 based on big data, it is characterised in that：The positioning component (a3) includes The location hole (a31) being opened in mounting seat (21) and the clamping block being fixed on the side of the one end rotating handle (a223) (a32), the rotating handle (a223) is hinged relative to the other end of clamping block (a32) and the end of rotary shaft (a221), when Clamping block (a32) be inserted into location hole (a31) it is interior when, rotating handle (a223) is positioned.

4. the instructional device according to claim 1 or 2 or 3 based on big data, it is characterised in that：The scanning bracket (23) include montant (231) and cross bar (232), the lower end of the montant (231) is connect with mounting seat (21), upper end and cross bar (232) one end connection, the downside of the cross bar (232) offers sliding slot (2321), the interior slip of the sliding slot (2321) Be connected with sliding block (2322), the probe (4) includes head (41), scanning pedestal (42) and light compensating lamp (43), described Head (41) and light compensating lamp (43) are arranged in scanning pedestal (42), and the scanning pedestal (42) is in strip, downside The downward scanning slot (421) of notch is offered, the head (41) and light compensating lamp (43) are arranged at the slot of scanning slot (421) On bottom, telescopic rod (425) is fixedly connected on the upper side of the scanning pedestal (42), the lower end of the telescopic rod (425) with Scanning pedestal (42) is fixedly connected, and upper end is fixedly connected with the downside of sliding block (2322), the both ends difference of the cross bar (232) It is fixedly connected with left driving motor (2323) and right driving motor (2324), the left driving motor (2323) and right driving electricity Machine (2324) is wound with left connect band (5) and right connect band (6) respectively, and the one ends wound of the left connect band (5) is in left driving In the shaft of motor (2323), the other end is fixedly connected on the left side of scanning pedestal (42), and one end of the right connect band (6) twines It is wound in the shaft of right driving motor (2324), the other end is fixedly connected on the right side of scanning pedestal (42), works as left driving motor (2323) when and right driving motor (2324) does equidirectional rotation, left connect band (5) and right connect band (6) are with scanning pedestal (42) it slides along cross bar (232) or slides to the right to the left, when left driving motor (2323) and right driving motor (2324) are done When opposite direction rotates, left connect band (5) and right connect band (6) rise or decline with scanning pedestal (42).

5. the instructional device according to claim 4 based on big data, it is characterised in that：The downside of the sliding block (2322) Face is fixedly connected with angle pulley on the position of the left and right sides, and the left connect band (5) and right connect band (6) bypass respectively It is fixedly connected with scanning pedestal (42) after the angle pulley of the left and right sides.

6. the instructional device according to claim 5 based on big data, it is characterised in that：Under the scanning pedestal (42) Side offers several spherical grooves (422), several described spherical grooves on the position relative to scanning slot (421) notch (422) one-to-one rotatable be equipped with scans steel ball (423) in, and the cell wall of the spherical groove (422) is by magnetic material system It forms, the downside of the scanning pedestal (42) is scanned the position between steel balls (423) relative to adjacent two and is equipped with Black-out cloth, the black-out cloth coordinates with scanning steel ball (423) constitutes the light-shielding structure for surrounding scanning slot (421) notch.

7. the instructional device according to claim 6 based on big data, it is characterised in that：Under the montant (231) includes Loop bar (2311) and upper loop bar (2312), the lower loop bar (2311) is in hollow form, and lower end is fixed with mounting seat (21) and connected It connects, the upper end of the upper loop bar (2312) is fixedly connected with one end of cross bar (232), and lower end of loop bar (2312) penetrates on this In lower loop bar (2311), conductive hole is offered on the inner wall of the lower loop bar (2311), the side of the upper loop bar (2312) is leaned on It is elasticly connected with conducting block (8) on the position of nearly lower end, resetting spring (9) is coaxially provided in the lower loop bar (2311), it is described The upper end of resetting spring (9) and the lower end of upper loop bar (2312) are inconsistent, the conducting block (8) and conductive hole be coupled in power supply with Between communication device (22), when upper loop bar (2312) pushes compression reseting spring (9), conducting block (8) is embedded into conductive hole Upper loop bar (2312) and lower loop bar (2311) are positioned, while output enables signals in communication device (22), the scanning bottom Seat (42) is fixedly connected with unlock rod (424) relative to the side of lower loop bar (2311), and the unlock rod (424) is relative to scanning The other end of pedestal (42) is equipped with size unlocking head compatible with conductive hole, when scanning pedestal (42) slides onto to the right lower loop bar (2311) when at, unlocking head is embedded into conductive hole, and conducting block (8) is ejected out of conductive hole, and resetting spring (9) resets, on Loop bar (2312) slides upwards.