CN108741695A - A kind of study auxiliary device for making attention of student more concentrate - Google Patents

Abstract

The invention discloses a kind of study auxiliary devices for making attention of student more concentrate, it include the desktop supported by table leg, desktop is equipped with window, desktop bottom is equipped with holder, lifter plate corresponding with window is equipped with by driving mechanism on holder, the lifting button that control driving mechanism driving lifter plate is lifted to window is installed on table leg or desktop, instructional device, the experimental provision etc. of auxiliary student's study are also equipped on desktop.With common desk pattern, examination pattern and activity pattern, student can be facilitated to learn in classroom, student can be assisted to attend class again attentively to pay attention to the class, avoid influencing each other between classmate, for example interfering between adjacent deskmate, front and back table are because blocking interference, being interfered etc. because front classmate rocks attention caused by body caused by height differences, originally the study auxiliary device that attention of student is more concentrated is made also to have experiential function, a table multi-purpose.

Description

A kind of study auxiliary device for making attention of student more concentrate

Technical field

The present invention relates to a kind of study auxiliary devices for making attention of student more concentrate.

Background technology

Study table is the upper desk used class hour of student.Study table used at present is made of table leg, desktop and table hole, Simple in structure, of low cost, application is very universal.But common study table has a single function, in addition to basic studies work(can be completed Can, without any miscellaneous function.When using such study table at school, after the height of front classmate more or less can all block The sight of square student；The shaking of front classmate's body but will interfere the wholwe-hearted degree that rear classmate learns；It is influenced by distance, behind classroom The classmate of side is likely to not see blackboard or does not hear the language of teacher；Influenced by position angle, a certain avris in classroom it is same Because of light in the reflective of blackboard may cause not seeing whatever.In examination or writing, all do not have all around It blocks, the action of surrounding classmate may influence oneself, or even can steal a glance at or plagiarize oneself.In addition, common desk is for upper reality Class is tested also without miscellaneous function.

Invention content

It is a kind of reasonable for structure the technical problem to be solved by the present invention is to provide against the above deficiency, there is common desk mould Formula, examination pattern and activity pattern, under miscellaneous function pattern no matter in which position of classroom not by around classmate's height, shake Dynamic even distance, the reflective influence of light, can see clearly and listen clear upper class hour, the anti-cheating of energy in examination, in laboratory When can repetition learning experimental procedure details and viewing experiment effect, and have auto-switch function, easy to operate makes student note The study auxiliary device that meaning power is more concentrated.

In order to solve the above technical problems, the study auxiliary device that attention of student is more concentrated originally is made to include desk body, desk body packet Table leg, desktop and table hole are included, is structurally characterized in that：Desktop prelaminar part is hingedly equipped with and can fasten to by damping articulated mounting On desktop and the switching top plate of the state of starting can be automatically kept when starting；The buckling surface edge fixed ring of switching top plate is set The pallet for having square shape switches and is equipped at intervals with two plate-girders being longitudinally extended in the middle part of the buckling surface of top plate, and plate-girder is by pallet inner cavity It is divided into intermediate main chamber, the left chamber positioned at left side and the right chamber positioned at right side；Display is installed in main chamber, is installed in left chamber There is pocket, be loaded in pocket and insert the auricular appendage wheat being electrically connected with display, Stationery bag is installed in right chamber, is contained in Stationery bag There is stationery；Further include the controller being electrically connected with several displays, the input terminal of controller, which is electrically connected with, can be mounted on classroom top The video camera in portion, further include can with the communicator of controller wireless telecommunications, on communicator inserting be electrically connected with main headset, main headset Headset line on be electrically connected with the mute component for controlling main headset；The damping articulated mounting includes being fixedly mounted on desktop The horizontal hinged shaft being laterally extended, switches the sleeve-board for being connected on top plate and being rotatably assorted with horizontal hinged shaft suit, and horizontal hinged shaft both ends are coaxial It is connected with plate gear, the wobble wheel that diameter is much larger than plate gear is installed in table hole, transmission engagement respectively is also equipped in table hole The breast wheel of wobble wheel and plate gear, desktop edge are equipped with the interstitial hole coordinated with breast wheel；Wobble wheel edge is connected with plate Damping piece is installed on the face oscillating deck concordant with track is swung up and down, oscillating deck and table hole hole wall；On the wall of table hole hole also It is equipped with to be swung by oscillating deck when switching top plate and starting and trigger and the trigger device of automatic switching on display and controller, table Two avris of panel and switching top plate between be equipped with can with switching top plate start and automatically stretch out come isolation curtain wall, it is described every Include being mounted on the table casket set up in desktop the right and left side port portion from curtain wall, is installed with down by lower peace tool in table casket Fan tool, switching top plate the right and left side are equipped with upper slot, and being installed with upper fan by upper peace tool in upper slot has, and upper fan tool and lower fan have it Between be equipped with middle fan and have, middle fan tool is installed on by middle peace tool on horizontal hinged shaft, upper fan has a hinge segment and middle fan have between hinge segment with And elastical cloth is fitted between middle fan tool hinge segment and lower fan tool hinge segment, between upper fan tool wobble segment and middle fan tool wobble segment And tabs chain is fitted between middle fan tool wobble segment and lower fan tool wobble segment, the adjacent side of tabs chain and elastical cloth, which corresponds to, to be connected It is connected together, the tabs chain includes the connected plastic sheet of several head and the tail doublings；The mute component includes being fixedly set in ear Case on wheat line is equipped with control panel be electrically connected with headset line in case inner cavity, and case is equipped with and control panel pressing triggering The button of cooperation, the case are a closed shell for including cavity, and shell both ends, which are respectively equipped with to be set with headset line, to be coordinated Into housing hole and going out housing hole, clamp that there are one elastic rings respectively into housing hole and going out in housing hole, elastic ring is fixedly set in corresponding On headset line, upper part of the housing is equipped with the handle hole with button suit cooperation, and the button includes being pressed with what handle hole inserting coordinated Key, one end that button extends in shell are equipped with elastic membrane, and elastic membrane peripheral portion seals the shell for being pasted onto handle hole periphery The voltage sensitive sensor coordinated with button press is installed on inner wall, on control panel；Be installed on the internal chamber wall of shell end of incoming cables by The front plug pair constituted between the upper and lower every two resilient plugs being correspondingly arranged, front plug is to the both sides up and down respectively with control panel inlet wire end Surface elastic support cooperation is installed on the internal chamber wall of shell leading-out terminal by being constituted between the upper and lower every two resilient plugs being correspondingly arranged Rear plug pair, rear plug coordinate being flexibly supported respectively with the two sides up and down of control panel outlet end；Lower part of the housing is equipped with and control The sound hole that MIC on plate is correspondingly arranged, housing exterior walls corresponding with sound hole are equipped with the sound hole slot bigger than sound hole, consolidate in sound hole slot Equipped with waterproof cloth；Case outer cover is equipped with gum cover, and gum cover includes the circular tube shaped sleeve with suit cooperation in the middle part of case；The operation Case lateral wall on the outside of hole is equipped with convenient for the relatively low of button protrusion and along the operation console that case length extends, operation console Both ends are installed with the arc platform with the limit cooperation of sleeve both ends, and sleeve bottom is equipped with the mesh being correspondingly arranged with sound hole, sleeve top Portion is equipped with the keyhole with button suit cooperation.

As a kind of realization method, the damping piece include be packed on oscillating deck side wall centered on the wobble wheel center of circle If scattering and spaced dry friction damping iron staff outward, damping iron staff side wall is in close to the wider wedge of the relatively narrow other end in center of circle end Shape；Adjusting set is installed on the wall of table hole hole, is slided in adjusting set and is fitted with an adjusting rod being extended to the wobble wheel center of circle, Adjusting rod includes being adjacent to be slidably matched and circular cone bar magnet that position is correspondingly arranged, circular cone bar magnet butt end are installed with tune with damping iron staff The square bar that is slidably matched of section set, square bar inner end are connected with threaded bar, and adjusting set operating side is coaxially installed with the by snap-gauge One bearing, adjusting set operating side be equipped with rotation chamber corresponding with first bearing, is installed in first bearing and is spirally connected with threaded bar Thread bush, thread bush inner end it is affixed with first bearing in ring inner end clamping matching interior snap ring, be set in thread bush outer segment Hand wheel, hand wheel are fixed together with hand wheel by operating nail, are installed on hand wheel madial wall and first bearing inner ring The outer snap ring of ring outer end clamping matching, threaded bar outer end are bolted with stop nut.

As a kind of realization method, the trigger device includes that the hole being rotatably installed in by hole hinged shaft on the wall of table hole hole turns Tin, it is connected with the hole swing arm extended to above oscillating deck on the rotating cylinder of hole, hole swing arm end is equipped with can be along oscillating deck surface scrolls The hole idler wheel of cooperation is equipped with hole limited block on the hole wall between oscillating deck and hole hinged shaft, is installed on the hinged shaft of hole by hole swing arm Press down on to the torsional spring on the limited block of hole, Dong Bishang is also equipped with the Wiring module close to the setting of hole rotating cylinder, Wiring module and Several electric triggering blocks are installed on the rotating cylinder of hole, electric triggering block include two sets connections be arranged in Wiring module thinner bars slide chamber with Thicker spring cavity, bar slide sliding in chamber and spring cavity and are fitted with metal bar, and metal bar inner end is connected with metal ball, in spring cavity Metal bar on be set with hole spring by metal ball elastic compression on the rotating cylinder of hole, metal bar outer end is equipped with power lug, Electric triggering block further includes the arc groove being arranged in the bending setting of hole rotating cylinder outer wall upper edge barrel, and being equipped in arc groove can be with Hole swing arm swings and is first electrically connected with upper metal ball and constitutes the arc copper sheet being electrically connected with two metal balls again；Switch top plate to fasten When oscillating deck swing to least significant end and below the idler wheel of hole, hole swing arm at this time is pressed on the limited block of hole to lower swing and arc The metal ball composition that copper sheet is swung up only with top is electrically connected；Switching top plate is started upward to oscillating deck when vertical table surface plate Swing simultaneously by hole idler wheel push hole swing arm be swung up, at this time arc copper sheet with the hole rotating cylinder bottom and simultaneously with two metal ball structures At being electrically connected and make display and controller communication；Switching top plate is raised when rear and desktop angle reaches 120 degree on oscillating deck End touches desktop bottom surface and is limited.

As a kind of realization method, the upper peace tool includes being arranged to have the upper of bottom snap fit in upper trench bottom and upper fan Kerve, upper groove top portion are equipped with the upper inverted draw cut upwardly extended along switching top plate, and being equipped with by upper spring in upper inverted draw cut can be along upper top The top shoe that slot slides up and down, top shoe lower face are cancave cambered surface, and top shoe lower end is in far from the downwardly projecting wedge in slot bottom side Shape；The upper fan tool includes the upper bottom bar that lower end can insert cooperation with upper kerve, and upper bottom bar upper end is hinged with benefit bar, upper benefit bar Include the hinge segment hingedly coordinated with upper bottom bar and the clamping section with upper inverted draw cut snap fit, hinge segment is can be corresponding with upper bottom bar Semi-surrounding is set with the U-lag section of cooperation, iron plate is connected on U-lag section inner bottom surface, upper bottom bar lower part is connected with and iron plate adsorbs The upper magnetic sheet of cooperation is installed with the upper knob block far from switching top plate setting, U-lag section on the wobble segment lateral wall of U-lag section Wobble segment lateral wall on be installed with the outer knob block close to switching top plate setting, outer knob block is slightly longer than upper knob block；It is described It is convex globoidal corresponding with top shoe lower face to clamp section upper surface, and it is in protruding upward close to slot bottom side to clamp section epimere Wedge shape.

As a kind of realization method, the lower peace tool includes being arranged in the one end of table casket far from horizontal hinged shaft and having card with lower fan The lower remote slot closed is assembled, table casket is equipped with the lower nearly slot extended along table casket close to horizontal hinged shaft one end, pacifies by lower spring in lower nearly slot Equipped with the sliding block that can be slid back and forth along lower nearly slot, sliding block outer end face is cancave cambered surface, and sliding block outer segment is in far from slot bottom side Axially projecting wedge shape；The lower fan tool, which includes one end, to be hinged with the lower bottom bar of lower remote slot inserting cooperation, the lower bottom bar other end There is lower benefit bar, lower benefit bar includes the hinge segment hingedly coordinated with lower bottom bar and the clamping section with lower nearly slot snap fit, hinge segment For can the suit cooperation of corresponding with lower bottom bar semi-surrounding C-channel section, be connected with iron plate, lower bottom bar lower part on C-channel section inner bottom surface It is connected with the lower magnetic sheet with iron plate absorption cooperation, is installed on the wobble segment lateral wall of C-channel section far from switching top plate setting Lower knob block；The clamping section front end face is convex globoidal corresponding with sliding block outer end face, and it is in close to slot bottom to clamp section leading portion The forwardly convex wedge shape in side.

As a kind of realization method, the middle fan tool includes from the outwardly extending middle supporting plate of horizontal hinged shaft, the swing of middle supporting plate The fan box of tabs chain between middle fan tool and upper fan tool can be contained by being equipped in section；The middle peace tool includes being fixed in middle supporting plate to be hinged End and the C-shaped ring being rotatably assorted with the clamping of horizontal hinged shaft further include setting can be set with branch in table casket oral area with middle supporting plate and fan box Make the step platform of support plate top surface and desktop either flush after support cooperation, middle supporting plate is equipped with to be made with after upper fan tool snap fit Support plate top surface has the middle fan slot of either flush with upper fan；It further include the push-off device that upper fan tool can be released from middle fan tool.

As a kind of realization method, the push-off device includes being arranged to swing port in middle supporting plate and be connected to middle fan slot to set The release slot set releases sliding in slot and is fitted with push-off pin, and the swinging end end face of upper fan tool is round and smooth excessive convex globoidal, and on The wobble segment of fan tool is in the wedge shape that the longer lower wall of upper side wall is shorter after fastening to middle fan slot, and push-off pin inner end is arranged to and upper fan Has the matched wedge shape with cancave cambered surface of swinging end, two avris of push-off pin top surface is installed with pusher plate, is formed between pusher plate Push rod slot is equipped with connection push-off pin inner segment in push rod slot and releases the interior tension spring of notch, desktop be equipped with outside push-off pin Hold corresponding introduction hole.

As an improvement, the button further includes the bullet shape support plate affixed with button inner end, shape support plate latter end the right and left is played Side is respectively equipped with a card holding trough, and the clamping column with card holding trough snap fit is installed in inner walls.

As an improvement, being fixedly provided with the elastic collar with MIC suit cooperations in inner walls.

As a further improvement, the elastic ring includes the ring body affixed with headset line, energy is equipped on ring body periphery wall With into housing hole or go out the annular groove of housing hole elasticity snap fit.

As an improvement, the shell includes the upper cover snapped together up and down and lower seat, upper cover and lower seat are close by glue Sealing is connected together or directly heats and is fixed together.

As an improvement, being connected with the supporting rib with operation console support cooperation on the sleeve lining.

In conclusion making the study auxiliary device that attention of student more concentrates using this structure, there is common desk Pattern, examination pattern and activity pattern, under miscellaneous function pattern no matter in which position of classroom not by around classmate's height, Even distance, the reflective influence of light are shaken, can see clearly upper class hour and listen clear, the anti-cheating of energy, is being tested in examination Class hour can repetition learning experimental procedure details and viewing experiment effect, and have auto-switch function, it is easy to operate.

Description of the drawings

In conjunction with attached drawing, invention is further described in detail：

Fig. 1 is the whole structural schematic diagram of the present invention；

Fig. 2 is the fit structure schematic diagram of desk body and damping articulated mounting；

Fig. 3 be damp iron staff, adjusting set Structure Comparison schematic diagram；

Fig. 4 is the fit structure schematic diagram of oscillating deck and trigger device；

Fig. 5 is the fit structure schematic diagram of hand wheel, thread bush, adjusting rod；

Fig. 6 is the fit structure schematic diagram of upper peace tool and upper fan tool；

Fig. 7 is the fit structure schematic diagram of lower peace tool and lower fan tool；

Fig. 8 is that upper fan has, middle fan has and the fit structure schematic diagram of step platform；

Fig. 9 is the process schematic that tool is fanned on push-off device is released；

Figure 10 is the structural schematic diagram of push-off pin and introduction hole；

Figure 11 is the contrast schematic diagram for switching top plate and starting process；

Figure 12 is the contrast schematic diagram that upper fan has clamping process；

Figure 13 is the contrast schematic diagram of the open state and locking states of upper fan tool；

Figure 14 is the comparison diagram of 50 degree, 90 degree and 120 degree of tabs chain-unfolding；

Figure 15 is the assembling structure schematic diagram of mute component；

Figure 16 is the upper fit structure schematic diagram for covering handle hole and resilient plug；

Figure 17 is the fit structure schematic diagram of button and elastic membrane；

Figure 18 is the structural schematic diagram of sound hole, sound hole slot and waterproof cloth；

Figure 19 is the fit structure schematic diagram of case and headset line；

Figure 20 is the structural schematic diagram of gum cover；

Figure 21 is the fit structure schematic diagram of gum cover and mesh；

Figure 22 is the fit structure schematic diagram of gum cover, case, headset line.

Specific implementation mode

As shown, this makes study auxiliary device that attention of student more concentrates on desktop by hinged fold mechanism The multimedia equipments such as display and auricular appendage wheat are installed, and realize the height to teacher and blackboard by controller and video camera Clear audiovisual study.Specifically, this patent includes mainly a desk body 1, and desk body is to install the agent structure of other component.Table Body includes table leg 2, desktop 3 and table hole 95, and occupation mode is similar with common desk, and details are not described herein.In this patent, table Panel front is hingedly installed by damping articulated mounting there are one top plate 4 is switched, and switching top plate can be swung around damping articulated mounting, Therefore it can fasten on desktop.It is consistent with desktop board size to switch top plate, therefore fastening followed by former desktop are no different, in appearance Above, it psychologically is all easier to be received by student.Because damping articulated mounting has damping action, therefore switches top when starting Plate can automatically keep the state of lifted angle, can be arranged with personal like and custom, very hommization.In this patent, it cuts The buckling surface edge for changing top plate is equipped with pallet 5, and pallet is in square shape corresponding with the edge, the buckling surface described in this way and plate Platform just surrounds the inner cavity of a splendid attire article.Switch and is equipped at intervals with two plate-girders being longitudinally extended 6, plate in the middle part of the buckling surface of top plate Platform and plate-girder mainly play interval and supporting role, ensure that the article in inner cavity is not subject to crushing after switching top plate fastens.Plate-girder will Pallet inner cavity is divided into intermediate main chamber 7, the left chamber 8 positioned at left side and the right chamber 9 positioned at right side, and display is equipped in main chamber 10, after starting switching top plate, so that it may very convenient to watch image of clearly imparting knowledge to students by display.Mouth is installed in left chamber Bag 11 is loaded in pocket and inserts the auricular appendage wheat 12 be electrically connected with display, and the sound letter of teacher can be received by auricular appendage wheat Number, it can also be putd question to teacher.Stationery bag 13 is installed in right chamber, stationery 14 is loaded in Stationery bag, is equivalent to writing case Effect, very hommization.This patent further includes a controller 15, and controller output end is electrically connected with several displays, control The input terminal of device is electrically connected with video camera 16.Controller is the critical piece of this patent, and main function is regarding video camera Frequency information passes to each display and shows, to realize multimedia teaching function.The video camera is mounted at the top of classroom, position Higher, automatic video recording is set, not only facilitate but also does not influence activity of the student in classroom.This patent further includes can be with controller wireless telecommunications Communicator 17, on communicator inserting be electrically connected with main headset 18.Communicator is carried by teacher, and main headset is teacher Xiang Xue The raw main tool of communications taught and listen to student's problem, it is very convenient.The damping articulated mounting includes being fixedly mounted on table Horizontal hinged shaft 19 on panel, horizontal hinged shaft or so are extended.Switching top plate lower end is connected with the sleeve-board 20 being laterally extended, sleeve-board with Horizontal hinged shaft suit is rotatably assorted, and switching top plate in this way can swing up and down around horizontal hinged shaft.Horizontal hinged shaft both ends are coaxial affixed respectively There are one plate gear 21, breast wheel 23 and wobble wheel 22 are installed, during desktop edge with breast wheel equipped with coordinating in table hole Between hole, wobble wheel passes through breast wheel and plate gear engaged transmission.In this patent, wobble wheel edge is connected with plate face and the upper bottom Dynamic rail mark concordant oscillating deck 24 is equipped with damping piece 98 between oscillating deck and table hole hole wall.The main function of damping piece is exactly Position is opposite after increasing resistance when oscillating deck is swung and oscillating deck capable of being made to swing is locked on the wall of table hole hole.In this patent, Plate gear, breast wheel and swing wheel diameter are sequentially increased, and one of effect being arranged in this way is to make the rotation of plate gear and wobble wheel Direction is consistent, and plate gear rotation larger angle corresponds to wobble wheel and only swings smaller angle, and control is more convenient；Effect second is that, Need to only a smaller power be applied to oscillating deck（Namely damping force）A larger power can be exported in plate gear, to make to cut The reset pressure changed after top plate starts does not overcome damping force, damps hinged effect to realize, namely keep lifting after starting Play angle, control is more effortless.Trigger device 97 is also equipped on the wall of table hole hole, trigger device can be in switching top plate With regard to the circuit of automatic switching on display and controller after being triggered by oscillating deck swing triggering, trigger device when starting, to real The purpose for now starting switching top plate while Auto Power On, kills two birds with one stone.Likewise, when needing shutdown, without as traditional monitor Control button is pressed like that, switching top plate need to be only fastened, the triggering to trigger device, display is automatically terminated after swing sheet reset It is automatically cut off immediately with the communicating circuit of controller, operation is very simple.In this patent, it desktop the right and left side and cuts It changes between top plate and isolation curtain wall is installed, isolation curtain wall can start with switching top plate and stretch out and automatically, and with switching top plate Fastening and shrink automatically.Setting isolation curtain wall, one can not be influenced in study by left and right classmate, and it is wholwe-hearted to improve Degree；Two, in examination, to avoid interfering with each other between adjacent table classmate, be also possible to prevent adjacent table classmate and peep and practise fraud, ensure that and examine The performance of true horizon and fairness when examination.In this patent, the isolation curtain wall includes the table casket being mounted on desktop 55, the quantity of table casket is two, is located at desktop the right and left side, and oral area is set up, and passes through 56 card of lower peace tool in table casket Equipped with lower fan tool 57.Switch top plate the right and left side and be equipped with upper slot 58, upper slot is correspondingly arranged up and down with table casket, by upper in upper slot Peace tool 59 is installed with fan tool 60.It is equipped with middle fan between upper fan tool and lower fan tool and has 61, middle fan tool is installed on by middle peace tool 62 On horizontal hinged shaft.For ease of narration, one section by upper fan tool, middle fan tool and lower fan tool close to horizontal hinged shaft is known as hinged end, separate horizontal One section of hinged shaft is known as wobble segment.To be equipped with the bullet that can freely stretch between the hinge segment and the hinge segment of middle fan tool of upper fan tool Property cloth, middle fan tool hinge segment and lower fan tool hinge segment between elastical cloth 63 is also installed.The wobble segment and middle fan of upper fan tool Tabs chain 64 is installed between the wobble segment of tool, tabs is also installed between the wobble segment and the wobble segment of lower fan tool of middle fan tool Together with the adjacent side of chain, tabs chain and elastical cloth is correspondingly connected with.In conclusion when switching top plate is fastened on desktop, Elastical cloth is in contraction state, and under the elastic pulling force effect of elastical cloth, the mutual folding shrinking of tabs chain together, is chatted for convenience It states, this state is known as contraction state or buckling state.When switch top plate started when, switching top plate pull up tabs chain and Elastical cloth, makes it with raising for top plate of switching and automatic synchronization is unfolded.In this patent, the tabs chain is by several head and the tail doublings Connected plastic sheet 65 is constituted, when nature, tabs chain due to plastics natural resiliency and folding shrinking together.Compared to bullet Property cloth, tabs chain has a certain degree of hardness, therefore is being fully deployed in after fan-shaped, tabs chain（Especially fan-shaped outer arc edge）In certainly Right vertical state is without because of gravity-bending or sagging, ensure that extension effects.For convenience of narration, by state after above-mentioned expansion Referred to as extended configuration or start state.When study, which finishes needs, fastens switching top plate, elastical cloth can pass through natural resiliency pulling force Make tabs chain shrink automatically to fold up, fundamentally avoiding when tabs chain switches from extended configuration to contraction state cannot roll over The problem of overlapping is contracted together, ensure that the functional reliability of this patent.

In this patent, damping piece is mainly by damping iron staff 25, adjusting set 26, adjusting rod 27, thread bush 33, hand wheel 35 Five parts are constituted, and damping piece is to realize the damping to oscillating deck using the magnetic absorption principle of damping iron staff and adjusting rod, Realize the damping to switching top plate.Specifically, the quantity of the damping iron staff is several, is fixedly mounted on oscillating deck and leans on On the side wall of nearly table hole hole wall.Damping iron staff is alternatively arranged in the way of being scattered outward centered on the wobble wheel center of circle, is damped Iron staff close to adjusting rod sidewall design at radial corresponding wedge shape, namely it is wider close to the center of circle end relatively narrow other end, In this way design can make full use of damping iron staff and adjusting rod magnetic area, increase damping and to switching top plate it is skewed The holding effect of state（Dynamics）.The adjusting set is fixedly mounted on the wall of table corresponding with oscillating deck hole hole, and the adjusting rod is slided Dynamic to be inserted into adjusting set, adjusting rod is extended to the wobble wheel center of circle.In this patent, adjusting rod includes sequentially connected circle Bore bar magnet 28, square bar 29 and threaded bar 30.Circular cone bar magnet with damping iron staff close to cooperation, taper end and the damping iron of circular cone bar magnet The narrow end of stick corresponds to.Circular cone bar magnet is in coniform, and the effect designed in this way has two, when in order to coordinate the wedge shape of damping iron staff, Enhance magnetic absorption effect；Second is that the damping iron staff and circular cone bar magnet in order to be closely fitted when oscillating deck is swung can slide and match It closes.The square bar is the critical piece being slidably matched with adjusting set, and squared design can ensure that the two can only slide axially not It can be rotatably assorted.Adjusting set operating side namely one end of separate oscillating deck are equipped with rotation chamber 32, and the end is also same by snap-gauge 96 Axis is equipped with first bearing 31, and first bearing inner end is correspondingly arranged with rotation chamber.The thread bush fixing card is mounted in first bearing It is interior, thread bush inner end be connected with positioned at rotation intracavitary and with the interior snap ring 34 of ring inner end clamping matching in first bearing.Screw thread Hand wheel is set in set outer segment, hand wheel is fixed together by operating nail 36 with hand wheel.It is fixed on hand wheel madial wall There are the outer snap ring 37 with ring outer end clamping matching in first bearing, such thread bush just to pass through interior snap ring and outer snap ring fixing card In ring in first bearing, therefore it can be freely rotated around adjusting set axial line in the case where operating wheel drive.In this patent, Thread bush, which is spirally connected, to be sleeved in threaded bar, therefore when rotating hand wheel, thread bush can drive threaded bar to move axially, That is driving circular cone bar magnet axial movement.It can play the role of adjusting circular cone bar magnet in this way and damp iron staff contact area, namely The effect of magnetic attraction size is adjusted, namely adjusts the effect of damping size.In actual use, user can start according to oneself Switch the dynamics of top plate, feel, custom and adjust damping size, very hommization.Threaded bar outer end is bolted with stop nut 38, It is main to play a part of to prevent adjusting rod from slipping from thread bush.

In this patent, the trigger device is mainly by hole rotating cylinder 40, hole swing arm 41, torsional spring 44, hole limited block 43, wiring 45 5 part of module is constituted.Wherein, hole rotating cylinder is cylindrical, and hole rotating cylinder is rotatably installed in swinging track outer arc by hole hinged shaft 39 On the table hole hole wall of side.The hole swing arm is fixedly mounted on the rotating cylinder of hole, and hole swing arm is extended to oscillating deck top.Hole swing arm End is equipped with hole idler wheel 42, and when oscillating deck is swung, hole idler wheel can coordinate with oscillating deck surface scrolls, can not only reduce friction And noise, moreover it is possible to enhance the smoothness of cooperation.Hole limited block is installed, on the hinged shaft of hole on the hole wall between oscillating deck and hole hinged shaft It is installed with and presses down on hole swing arm to the torsional spring on the limited block of hole.In buckling state, hole swing arm is swung on the limited block of hole, Oscillating deck swings to downwards lowest order, and hole idler wheel is located above oscillating deck at this time.The Wiring module is arranged close to hole rotating cylinder Table hole hole wall on, several electric triggering blocks 46 are installed, electric triggering block is to make controller on Wiring module and the hole rotating cylinder closed on The critical piece being electrically connected automatically with display.In this patent, the gold that electric triggering block includes two sets of chambers, is mounted in the chamber The arc copper sheet 54 for belonging to stick 49 and being arranged on the rotating cylinder of hole.Wherein, chamber inner end is arranged towards hole rotating cylinder outer wall, on two sets of chambers Lower interval setting.Often set chamber includes that the bar that links together slides chamber 47 and spring cavity 48, and it is thinner that bar slides chamber, spring cavity it is relatively thick and It is arranged towards hole rotating cylinder.The metal bar sliding is inserted into bar and slides in chamber and spring cavity, metal bar inner end namely close hole rotating cylinder One end be connected with metal ball 50.It is set with hole spring 51 on metal bar in spring cavity, hole spring is by metal ball elastic compression On the rotating cylinder barrel of hole.Metal bar outer end is equipped with power lug 52.Electric triggering block further includes being arranged on the rotating cylinder outer wall of hole Arc groove 53, arc groove are arranged along hole rotating cylinder barrel curvature.The arc copper sheet is fixedly mounted in arc groove, Arc copper sheet is first slidably matched with upper metal ball and is slidably matched again with lower-lying metal ball when hole rotating cylinder is swung.Switching top plate starts When to 90 degree, arc copper sheet is electrically connected with two metal balls composition simultaneously, and electric triggering block is triggered.The aforementioned electric triggering block quilt of several sets When triggering simultaneously, power supply, communication between controller and display are switched on, and display Auto Power On simultaneously shows the real-time of video camera Video, main headset and auricular appendage wheat constitute communication relations.It lifts on switch top plate and continue and when reaching 120 degree with desktop angle, Oscillating deck upper end touches desktop bottom surface and is limited, and display is still in open state at this time, cannot only continue to On lift, have self-protection effect.When study, which finishes, fastens switching top plate, oscillating deck swings to least significant end and is located at hole Below idler wheel, hole swing arm at this time is pressed into lower swing on the limited block of hole and arc copper sheet swings upwards into the only metal with top The position of ball electrical connection.The circuit of electric triggering block recovery off state at this time, controller and display is cut off, and display is automatic Shutdown.

In this patent, upper peace tool is mainly made of upper kerve 66, upper inverted draw cut 67, upper spring 68 and top shoe 69.Wherein, Upper kerve is arranged in the namely upper slot of upper trench bottom close to one end of horizontal hinged shaft, and upper kerve has bottom snap fit with upper fan.Cause For upper slot be from switching top plate swinging end to hinged end be extended, and under normal circumstances swinging end in upper hinged end under, For convenience of narration, upper slot both ends are known as top and bottom or swinging end and hinged end.The upper inverted draw cut is arranged on upper slot End namely the one end of upper slot far from horizontal hinged shaft, upper inverted draw cut have certain depth, and setting is upwardly extended along upper slot.In this patent, institute It states top shoe to be mounted in upper inverted draw cut by upper spring, therefore top shoe can slide up and down or stretch along upper inverted draw cut.In this patent In, upper fan tool is mainly made of upper bottom bar 70, upper benefit bar 71, iron plate, upper magnetic sheet 73 and upper knob block 74.Wherein, under upper bottom bar End can be inserted with upper kerve to be coordinated, and upper bottom bar length is less than slot length, in order to smoothly clamp.The upper benefit bar and upper bottom Bar upper end hingedly coordinates according to T-shaped structure, and upper bar of mending includes the hinge segment being fixed together and clamps section, and clamping section is shorter, hinge It is longer to connect section.The hinge segment is the U-lag section 72 of U-shaped profile, therefore hinge segment can semi-surrounding set corresponding with upper bottom bar It is fitted together.In this patent, iron plate is connected on U-lag section inner bottom surface, upper bottom bar lower part is connected on corresponding with iron plate Magnetic sheet.After semi-surrounding suit, upper benefit bar is coaxial affixed into a single integrated structure with upper bottom bar.When upper fan tool is snapped fitted on upper peace tool, Upper fan tool is first rotated into T-shaped structure（Open state）, then upper bottom bar lower end is inserted into upper kerve, then by the upper card for mending bar The upper inverted draw cut of section alignment is filled, then slowly push away near, the clamping section for above mending bar at this time gradually will by the upper upward bottom bar of hinge segment for mending bar Top shoe heads into inverted draw cut；When upper magnetic sheet and iron plate are attached together, upper benefit bar is set with upper bottom bar semi-surrounding（Locking shape State）, top shoe by upper fan tool elasticity be fitted in upper slot, clamp complete.In this patent, the wobble segment lateral wall of U-lag section On be installed with knob block, when needing to dismantle fan tool, need to only pull out knob block, operation is very simple.At this In patent, upper knob block is located at edge of the U-lag section side wall far from switching top plate, is easier to catch outside upper slot in this way, non- Normal hommization.

In this patent, lower peace tool is mainly made of lower remote slot 75, lower nearly slot 76, lower spring 77 and sliding block 78.Wherein, Remote slot is arranged at table casket rear portion down（For convenience of narration, it is preceding or hinged end to define desktop close to horizontal hinged shaft, is far from horizontal hinged shaft Afterwards）The namely one end of table casket far from horizontal hinged shaft, lower remote slot have bottom snap fit with lower fan.The lower nearly slot is arranged in table casket Close to one end of horizontal hinged shaft, lower nearly slot has certain depth, is extended forward along table casket for front end namely table casket.In this patent, The sliding block is mounted on by lower spring in lower nearly slot, therefore sliding block can slide back and forth or stretch along lower nearly slot.It is special at this In profit, lower fan tool is mainly made of lower bottom bar 79, lower benefit bar 80, iron plate, lower magnetic sheet 82 and lower knob block 83.Wherein, lower bottom bar Lower end can coordinate with lower remote slot inserting, and bottom pole length is less than table casket length, in order to smoothly clamp.The lower benefit bar is under Bottom bar front end hingedly coordinates according to T-shaped structure, and lower bar of mending includes the hinge segment being fixed together and clamps section, and clamping section is shorter, Hinge segment is longer.The hinge segment is the C-shaped C-channel section 81 in cross section, therefore hinge segment can semi-surrounding corresponding with lower bottom bar It is set in together.In this patent, iron plate is connected under C-channel section inner bottom surface, lower bottom bar lower part is connected with corresponding with iron plate Lower magnetic sheet.After semi-surrounding suit, lower benefit bar is coaxial affixed into a single integrated structure with lower bottom bar.Lower fan tool is snapped fitted on lower peace tool When, lower fan tool is first rotated into T-shaped structure（Open state）, then will bottom rod rear end be inserted under in remote slot, then by lower benefit bar The alignment of clamping section under nearly notch, then by the lower downward bottom bar of the hinge segment slowly push away near for mending bar, this mends the clamping of bar at present Sliding block is gradually headed into lower nearly slot by section；Instantly when magnetic sheet is attached together with iron plate, lower benefit bar is set with lower bottom bar semi-surrounding （Locking states）, sliding block by lower fan tool elasticity be fitted in table casket, clamp complete.In this patent, the wobble segment of C-channel section It is installed with lower knob block under lateral wall, when needing to dismantle lower fan tool, need to only pull out lower knob block, operation is very simple It is single.In this patent, lower knob block is located at edge of the C-channel section side wall far from table casket bottom surface, is easier outside table casket in this way It catches, very hommization.

In this patent, middle fan tool is mainly made of middle supporting plate 84, fan box 85, wherein and middle supporting plate is strip tablet, from Horizontal hinged shaft extends outwardly.The fan box is mounted in the wobble segment of middle supporting plate, and fan box mouth portion is set up, and fans the main function of box It is the tabs chain that the contraction between middle fan tool and upper fan tool is contained in buckling state.In this patent, middle peace tool is by C-shaped ring 86, step platform 87 is constituted, wherein C-shaped ring is fixed in the hinged end of middle supporting plate, and the oral area of C-shaped ring can be with horizontal hinged shaft active card Assembly is closed, and can be swung around horizontal hinged shaft after clamping.Step platform setting be one is in step-like boss in table casket oral area.Cause To be equipped with fan box in middle supporting plate wobble segment, therefore its vertical section is in step-like.In this patent, the shape of step platform just with Middle supporting plate and the step-like structure of fan box edge match.When needing to clamp, C-shaped ring need to only be snapped fitted on horizontal hinged shaft, middle fan It is always maintained under the tensile effect of the elastical cloth and tabs chain of tool just after mounting and matches with the clamping with horizontal hinged shaft and rotation Conjunction state.In buckling state, middle fan tool is not only fastened on the step platform of table casket completely, and middle fan tool top surface and desktop Either flush is arranged.In this patent, middle supporting plate is equipped with middle fan slot 88, and middle fan slot is connected to setting with box is fanned, and middle fan slot can be with Upper fan has complete snap fit, and middle fan tool top surface has either flush with upper fan after clamping.In this patent, the pendulum of U-lag section The outer knob block 99 close to switching top plate setting is installed on dynamic section lateral wall, outer knob block is slightly longer than upper knob block, sets in this way The purpose of meter is after so that fan tool is fastened in middle fan slot, and middle fan slot will be filled up completely, and there is no hole or slot, desktop tops Face, middle fan tool top surface and upper fan tool top surface constitute a complete plane.Therefore, when in common study, experiment class, exchange activity Or curtain wall need not be isolated but need any occasion of display, student can do it yourself to remove upper fan tool and be put into middle fan In slot, that is, close isolation curtain wall.Upper fan, which has, at this time, middle fan tool is concordant with desktop is arranged, and entire desktop is exactly one Complete flat plane, convenient for the exchange between teachers and students or classmate.For convenience of narration, it is referred to as " general mode " or " open mould Formula ".When isolation curtain wall is opened, it is suitable for the occasion that is absorbed in studies or takes an examination, for ease of difference, referred to as " concentration patterns " Or " examination pattern ".Certainly, this patent also has the third pattern, be exactly switching top plate fasten, at this time this patent desktop with it is general Logical desk is no different, and is suitble to out class meeting, is held the occasions such as activity, for ease of difference, referred to as " activity pattern " or " class meeting pattern ". In this patent, push-off device is also equipped on desktop, the main function of push-off device is that can have upper fan from middle fan tool It quickly removes, is switched fast use pattern according to actual needs in this way convenient for student.

In this patent, push-off device is mainly made of release slot 89, push-off pin 90, interior tension spring 93 and introduction hole 94.Its In, it releases slot setting and swings port in middle supporting plate, release slot inner end and be connected to setting with middle fan slot.The push-off pin sliding is inserted into It releases in slot, can be slid back and forth along slot is released.In this patent, the swinging end end face of upper fan tool is round and smooth excessive convex globoidal, And the wobble segment of upper fan tool is in fasten to the shorter wedge shape of the longer lower wall of upper side wall after middle fan slot, push-off pin inner end be arranged to Upper fan has the matched wedge shape with cancave cambered surface of swinging end.In this patent, desktop is equipped with corresponding with push-off pin outer end Introduction hole, therefore when need to take out fan tool when, only need to push push-off pin forward, push-off pin its cancave cambered surface while advancing Just upper fan tool swinging end is ejected into middle fan slot along the convex globoidal of upper fan tool, thus can smoothly takes out fan tool, operation is very simple It is single.In this patent, two avris of push-off pin top surface is installed with pusher plate 91, and push rod slot 92 is formed between two pusher plates.In described Tension spring is arranged in push rod slot, and interior tension spring connection push-off pin inner segment and release notch make after capable of thus fanning tool in release Push-off pin automatically resets.

In the present embodiment, the mute component includes the case 102 being fixedly set on headset line 101, case inner cavity In be equipped with the control panel 103 that be electrically connected with headset line, case is equipped with the button 104 coordinated with control panel pressing triggering.It is described Case be a closed shell for including cavity, shell both ends be respectively equipped with headset line suit cooperation into housing hole 105 and go out Housing hole 106 into housing hole and goes out in housing hole to be clamped respectively there are one elastic ring 107, and elastic ring is fixedly set in corresponding headset line On.Upper part of the housing is equipped with the handle hole 108 with button suit cooperation.The button includes the button with handle hole inserting cooperation 109, one end that button extends in shell is equipped with elastic membrane 110, and the sealing of elastic membrane peripheral portion is pasted onto handle hole periphery In inner walls.The voltage sensitive sensor 111 coordinated with button press is installed on control panel.It is solid on the internal chamber wall of shell end of incoming cables Equipped with the front plug pair by being constituted between the upper and lower every two resilient plugs 112 being correspondingly arranged, front plug to respectively with control panel inlet wire end The resilient support cooperation of two sides up and down, be installed with by between the upper and lower every two bullets being correspondingly arranged on the internal chamber wall of shell leading-out terminal Property plug constitute rear plug pair, rear plug to respectively with the two sides up and down of control panel outlet end flexibly support coordinate.Lower part of the housing Equipped with the sound hole 116 being correspondingly arranged with the MIC115 on control panel, housing exterior walls corresponding with sound hole are equipped with bigger than sound hole Sound hole slot 117 is installed with waterproof cloth 118 in sound hole slot.

In the present patent application, control panel is suspended in case inner cavity, and this structure mainly passes through case, control Plate and the resilient plug being arranged in case are realized with case rear and front end elasticity by the headset line of press-fit.It is specific and Speech, in this patent, the case are fixedly set in position on the upper side in the middle part of headset line, namely close to the position of earphone, in this way may be used Switch control and volume control are carried out with hand in order to which this patent receives the sound of user's oral area publication and facilitates, very just Just.In this patent, the case is the closed shell that cavity is equipped in one, and for ease of operation, shell is set as ellipticity. For convenience of narration, shell is kept flat, the both ends of length direction be referred to as it is front and back, opposite be respectively up and down top, Lower section, left and right side.In this patent, shell both ends are respectively equipped with the circular hole of one and headset line suit cooperation, i.e.,：Into shell Hole and go out housing hole.In this patent, shell both ends are respectively arranged with a headset line, and there are one bullets for headset line middle part fixing sleeve dress Property ring.The elastic ring into housing hole or goes out housing hole snap fit with corresponding, and thus playing not only makes headset line pass through bullet Property ring is fixed together with shell, and is hermetically connected with the shell by elastic ring, while having also achieved and extending to headset line The basic goal being electrically connected with control panel in shell.In this patent, upper part of the housing is set there are one handle hole, and handle hole is interior to be inserted There are button, button that can be slided up and down with respect to handle hole.In this patent, the button includes a button and an elasticity Film, wherein button coordinates with handle hole inserting, and elastic membrane is fixed in button and extends to one end in shell namely inner end, elasticity Film circumferential direction button extends around setting.In this patent, the peripheral portion of elastic membrane corresponds to the fixed shell being pasted onto on the outside of handle hole On internal wall, it is equivalent to that button has been mounted in handle hole by elastic membrane in this way.Because whole elastic membrane is to block It on the case internal chamber wall of handle hole inner end, therefore is equivalent to enclose handle hole, has fundamentally prevented moisture, dust etc. Dirt enters shell, ensure that the reliability service of this patent and service life are lasting.Because elastic membrane itself have elasticity, therefore by When lower button, elastic membrane can expand so that button enters housing cavity；After loosing one's grip, button can be under elastic membrane elastic reaction certainly It has moved reset.In conclusion no matter when pushing button or when button automatically resets, the seam between button and handle hole Gap is sealed by elastic membrane always, ensure that the leakproofness of shell, ensure that the waterproof of this patent, moisture-proof, anti-chalk dust performance.? In this patent, voltage sensitive sensor is installed on control panel, position and the button of voltage sensitive sensor are correspondingly arranged, and therefore, button is pressed Voltage sensitive sensor will send switching signal or volume adjustment signals by headset line to the electronic equipment being connect with headset line when lower （It is realized by compression number）, very convenient to realize control and the volume control to call.In this patent, described The nuclear structure of interior suspension structure mainly has the front plug pair being installed in inner walls and rear plug to realizing, wherein front plug is to packet It includes in shell end of incoming cables（Front end）Two fixed resilient plugs of internal chamber wall, two resilient plugs are between the upper and lower every being correspondingly arranged.It is similar , rear plug is to being included in shell leading-out terminal（Rear end）Two fixed resilient plugs of internal chamber wall, which is also between the upper and lower Every being correspondingly arranged.In this patent, front plug coordinates being flexibly supported respectively with the two sides up and down of control prelaminar part, and rear plug is to dividing It does not flexibly support and coordinates with the two sides up and down of control postlaminar part, in this way, entire control panel is just by front plug pair and rear plug to elasticity It is supported in housing cavity, in the similar state to suspend.In this patent, the rear and front end of control panel is all connected with corresponding Headset line, because headset line is relatively soft and headset line is fixedly connected with the casing by elastic ring, therefore, the suspension of control panel State is really by soft front plug to, rear plug pair and headset line pair（Two headset lines）It realizes jointly.Control panel is set to be in outstanding The main purpose of floating state, exactly makes the MIC on control panel be in suspended state, is rubbed in this patent, is even hit in this way Sound transmission not will receive influence when hitting because front plug to, rear plug pair and headset line to this impact can be buffered, avoid biography The audible noise that system line control earphone occurs at this time fundamentally ensure that the function of the function and call smoothness of this patent antidetonation. In this patent, lower part of the housing is set there are one sound hole, and sound hole is correspondingly arranged with the positions MIC on control panel, can thus facilitate, Quickly acquire voice signal.In this patent, it is set on housing exterior walls corresponding with sound hole there are one sound hole slot, sound hole slot is located at Sound hole outer end and bigger than the aperture of sound hole.Waterproof cloth is installed in sound hole slot, waterproof cloth covers entire sound hole and has waterproof Performance, therefore can prevent moisture, water droplet, chalk dust from entering sound hole and then influence the work of the transaudient component of headset line traffic control, ensure The reliability of this patent.

In this patent, case outer cover is equipped with gum cover 131, and gum cover has preferable elasticity, therefore when case touches very To when colliding external object, gum cover can preferably vibrations caused by buffering collision of closed, casing interior is controlled to be effectively relieved The influence of plate and MIC ensure that pickup quality.In this patent, gum cover is mainly made of sleeve 132, and sleeve is cylindrical, with Suit cooperation in the middle part of case.In this patent, the case lateral wall on the outside of the handle hole is equipped with operation console 135, operation console It is a platform, position is relatively low, in order to highlight the height of button, convenient for users to operation button, very hommization.At this In patent, operation console is extended along case length, can make user only need to be big with hand without observation in this way It causes to touch, you can quickly judge the position of operation console, and then energy quick touch contributes to the blind behaviour of teacher to the position of button Make, fundamentally avoid traditional headset because bow observe operating position caused by divert one's attention problem.In this patent, operation console Both ends be installed with the matched arc platform 134 of cover end, the sleeve clamping is between two arc platforms, therefore sleeve both ends It limits and coordinates with arc platform, fundamentally ensure that will not axial float after sleeve is set with.In this patent, sleeve bottom is equipped with The mesh 133 being correspondingly arranged with sound hole, therefore, but not in obstruction sound hole sound does not transmit sleeve, moreover it is possible to fundamentally buffer External object even hits the friction of sound hole, ensure that the undistorted transmission of sound.In this patent, key is equipped at the top of sleeve Hole 136, keyhole coordinate with button suit, and therefore, the setting of sleeve will not generate any adverse effect to the operation of button.Key The cooperation of the suit of hole and button also has second effect, is exactly mutual limit, can effectively prevent sleeve and rotated coaxially with respect to case, It ensure that the stability in use of this patent.

In conclusion in this patent, there are one handle hole, one to go out housing hole and one into housing hole, one altogether for case Sound hole is in communication with the outside, wherein handle hole into housing hole and goes out housing hole by elastic ring elastic packing, only by elastic membrane elastic packing There is sound hole to be blocked by waterproof cloth permeable watertight formula, therefore the ventilative entrant sound of the entire case of this patent is waterproof, fundamentally ensures Steam, water droplet, chalk dust cannot enter case, ensure that this patent functional reliability.In addition, control panel front plug to, It is in quasi- suspended state under rear plug pair and the resilient support of front and back two headset lines, has effectively buffered outer bound pair this patent case Ontology transmits noise caused by collision, friction, substantially increases acoustic quality.Therefore, this patent has anti-moisture, waterproof Leaching, anti-chalk dust function also have shatter-resistant, function of seismic resistance, are particularly suitable for teachers and use.

In the present embodiment, the button further includes the bullet shape support plate 119 affixed with button inner end, and it is left to play shape support plate latter end Right two avris are respectively equipped with a card holding trough 120, and the clamping column 121 with card holding trough snap fit is installed in inner walls.It presses Key inner end is affixed there are one shape support plate is played, and it is in strip to play shape support plate, plays shape support plate and extends back along case cavity length direction Setting.It plays shape support plate latter end the right and left side and is respectively equipped with a card holding trough, card holding trough is extended up and down.It is solid in inner walls Equipped with about two extended clamping columns, column snap fit corresponding with card holding trough is clamped, fixed installation is thus played Play the effect of shape support plate.In this patent, playing shape support plate has elasticity, therefore bullet shape support plate can provide elasticity for the button of front end Support.In this way, button can by elastic membrane and play shape support plate double elastic support, not only reset property more preferable, pressing keys Feel it is also more comfortable.

In this patent, the elastic collar 122 with MIC suit cooperations is fixedly provided in inner walls.In inner walls After elastic collar is set, can not only resilient support limit be carried out to MIC, buffering percussive force when by vibrations are hit, moreover, Because elastic collar position and sound hole are suit cooperations, thus when mounted can also the placement of plate in order to control guiding is provided, protect The accuracy and installation effectiveness of installation are demonstrate,proved.

In the present embodiment, the elastic ring includes the ring body 123 affixed with headset line, and energy is equipped on ring body periphery wall With into housing hole or go out the annular groove 124 of housing hole elasticity snap fit.Ring body is in disk-shaped, has certain thickness.On ring body periphery wall It is provided with annular groove, annular groove cross section is C-shaped and just with into housing hole and to go out the inner arc surface of housing hole corresponding, therefore works as annular groove card When being attached into housing hole or going out in housing hole, ring body will with into housing hole or go out housing hole elastic packing snap fit, ensure that seal, anti- Aqueous and dust tightness.

In this patent, the shell includes the upper cover 125 snapped together up and down and lower seat 126, and upper cover and lower seat are logical It crosses glue sealing and is fixed together or directly heats and be fixed together.In specific manufacture, shell be divided into it is two-part up and down, That is upper cover and lower seat, correspondence snaps together the two up and down.In order to ensure that its overall tightness, upper cover and lower seat are close by glue Sealing is connected together, and either directly hot melt is fixed together again or is welded together by ultrasonic welding machine.

In the present embodiment, the supporting rib 137 with operation console support cooperation is connected on the sleeve lining.In sleeve After supporting rib is arranged in wall, supporting rib, first, being filled with the cavity between operation console and sleeve lining, makes whole there are two effect It is fuller to touch sense, feeling is better when holding；Second is that the rotation friction of sleeve and case can be increased, it effectively prevent two Person relatively rotates, and ensure that the reliability of this patent suit cooperation.

In practical applications, video instrument and video switcher may be used to realize in controller, structure and operation principle Belong to known technology, is not described further in detail again.

Claims (6)

1. a kind of study auxiliary device for making attention of student more concentrate, including desk body（1）, desk body（1）Including table leg（2）, table Panel（3）With table hole（95）, it is characterized in that：Desktop（3）Front is hingedly equipped with by damping articulated mounting can fasten to table Panel（3）Switching top plate upper and that the state of starting can be automatically kept when starting（4）；Switch top plate（4）Buckling surface edge Fixed ring is equipped with the pallet of square shape（5）, switch top plate（4）Buckling surface in the middle part of be equipped at intervals with two plate-girders being longitudinally extended （6）, plate-girder（6）By pallet（5）Inner cavity is divided into intermediate main chamber（7）, left chamber positioned at left side（8）With the right chamber positioned at right side （9）；Display is installed in main chamber（10）, pocket is installed in left chamber（11）, it is loaded in pocket and is electrically connected with display inserting The auricular appendage wheat connect（12）, Stationery bag is installed in right chamber（13）, stationery is loaded in Stationery bag（14）；Further include and several displays The controller of device electrical connection（15）, the input terminal of controller is electrically connected with the video camera that can be mounted at the top of classroom（16）, also wrap Including can be with the communicator of controller wireless telecommunications（17）, on communicator inserting be electrically connected with main headset（18）, the headset of main headset The mute component for controlling main headset is electrically connected on line；The damping articulated mounting includes being fixedly mounted on desktop laterally to prolong The horizontal hinged shaft stretched（19）, switch top plate（4）On be connected with and be set with the sleeve-board that is rotatably assorted with horizontal hinged shaft（20）, horizontal hinged shaft both ends Coaxially it is connected with plate gear（21）, table hole（4）The wobble wheel that diameter is much larger than plate gear is inside installed（22）, table also installs in hole There is the breast wheel of transmission engagement wobble wheel and plate gear respectively（23）, desktop（3）Edge is equipped with the centre coordinated with breast wheel Hole；Wobble wheel edge is connected with the plate face oscillating deck concordant with track is swung up and down（24）, install on oscillating deck and table hole hole wall There is damping piece（98）；Triggering can be swung by oscillating deck when switching top plate and starting and connect automatically by being also equipped on the wall of table hole hole The trigger device of logical display and controller（97）, being equipped between two avris of desktop and switching top plate can lift with switching top plate And the isolation curtain wall stretched out automatically, the isolation curtain wall include being mounted on to set upwards in desktop the right and left side port portion The table casket set（55）, table casket is interior to pass through lower peace tool（56）It is installed with lower fan tool（57）, switching top plate the right and left side is equipped with upper slot （58）, upper slot is interior to pass through upper peace tool（59）It is installed with fan tool（60）, it is equipped with middle fan between upper fan tool and lower fan tool and has（61）, in Fan tool has by middle peace（62）It is installed on horizontal hinged shaft, between upper fan tool hinge segment and middle fan tool hinge segment and middle fan tool is hinged It is fitted with elastical cloth between section and lower fan tool hinge segment（63）, upper fan has between wobble segment and middle fan tool wobble segment and middle fan It is fitted with tabs chain between tool wobble segment and lower fan tool wobble segment（64）, the adjacent side of tabs chain and elastical cloth is correspondingly connected with Together, the tabs chain includes the connected plastic sheet of several head and the tail doublings（65）；The mute component includes being fixedly set in ear Wheat line（101）On case（102）, case（102）The control panel being electrically connected with headset line is equipped in inner cavity（103）, on case Equipped with the button for pressing triggering cooperation with control panel（104）, the case is a closed shell for including cavity, shell both ends It is respectively equipped with headset line suit cooperation into housing hole（105）With go out housing hole（106）, into housing hole（105）With go out housing hole（106）It is interior Elastic ring there are one clamping respectively（107）, elastic ring is fixedly set on corresponding headset line, and upper part of the housing is equipped with and button set Assemble the handle hole closed（108）, the button includes the button with handle hole inserting cooperation（109）, button extends in shell One end be equipped with elastic membrane（110）, the sealing of elastic membrane peripheral portion is pasted onto in the inner walls of handle hole periphery, on control panel The voltage sensitive sensor coordinated with button press is installed（111）；It is installed on the internal chamber wall of shell end of incoming cables by between the upper and lower every right Two resilient plugs that should be arranged（112）The front plug pair of composition, front plug is to the two sides bullet up and down respectively with control panel inlet wire end Property support cooperation, the rear plug by being constituted between the upper and lower every two resilient plugs being correspondingly arranged is installed on the internal chamber wall of shell leading-out terminal Right, rear plug coordinates being flexibly supported respectively with the two sides up and down of control panel outlet end；Lower part of the housing be equipped with on control panel MIC（115）The sound hole being correspondingly arranged（116）, housing exterior walls corresponding with sound hole are equipped with the sound hole slot bigger than sound hole （117）, waterproof cloth is installed in sound hole slot（118）；Case（102）Outer cover is equipped with gum cover（131）, gum cover（131）Including with Case（102）The circular tube shaped sleeve of middle part suit cooperation（132）；The handle hole（108）The case in outside（102）On lateral wall Equipped with convenient for button（109）Protrusion it is relatively low and along case length extend operation console（135）, operation console（135）Both ends It is installed with and sleeve（132）The arc platform of both ends limit cooperation（134）, sleeve bottom is equipped with and sound hole（116）It is correspondingly arranged Mesh（133）, sleeve（132）Top is equipped with and button（109）It is set with the keyhole of cooperation（136）；The damping piece includes being fixedly mounted with In oscillating deck（24）If being scattered outward centered on the wobble wheel center of circle on side wall and spaced dry friction damping iron staff（25）, resistance Buddhist nun's iron staff side wall is in close to the wider wedge shape of the relatively narrow other end in center of circle end；Adjusting set is installed on the wall of table hole hole（26）, adjusting set Interior sliding is fitted with an adjusting rod being extended to the wobble wheel center of circle（27）, adjusting rod includes being adjacent to sliding with damping iron staff The circular cone bar magnet that cooperation and position are correspondingly arranged（28）, circular cone bar magnet butt end is installed with the square bar that adjusting set is slidably matched （29）, square bar inner end is connected with threaded bar（30）, adjusting set operating side passes through snap-gauge（96）It is coaxially installed with first bearing （31）, adjusting set operating side is equipped with rotation chamber corresponding with first bearing（32）, it is installed in first bearing and is spirally connected with threaded bar Thread bush（33）, the affixed interior snap ring with ring inner end clamping matching in first bearing in thread bush inner end（34）, outside thread bush It is set with hand wheel in section（35）, hand wheel is by operating nail（36）It is fixed together with hand wheel, it is solid on hand wheel madial wall Equipped with the outer snap ring with ring outer end clamping matching in first bearing（37）, threaded bar outer end is bolted with stop nut（38）.

2. make the study auxiliary device that attention of student is more concentrated as described in claim 1, it is characterized in that：The button also wraps Include the bullet shape support plate affixed with button inner end（119）, play shape support plate latter end the right and left side and be respectively equipped with a card holding trough （120）, the clamping column with card holding trough snap fit is installed in inner walls（121）.

3. make the study auxiliary device that attention of student is more concentrated as claimed in claim 2, it is characterized in that：In inner walls also It is installed with the elastic collar with MIC suit cooperations（122）.

4. make the study auxiliary device that attention of student is more concentrated as claimed in claim 3, it is characterized in that：The elastic ring packet Include the ring body affixed with headset line（123）, be equipped on ring body periphery wall can with into housing hole or go out housing hole elasticity snap fit Annular groove（124）.

5. making the study auxiliary device that attention of student is more concentrated, feature as described in claim 1-4 any claims It is：The shell includes the upper cover snapped together up and down（125）With lower seat（126）, upper cover（125）With lower seat（126）Pass through Glue sealing is fixed together or directly heats and is fixed together.

6. make the study auxiliary device that attention of student is more concentrated as claimed in claim 5, it is characterized in that：The sleeve （132）It is connected on inner wall and operation console（135）Support the supporting rib of cooperation（137）.