CN106764318A - A kind of adjustable for height vertical intelligent education machine - Google Patents
A kind of adjustable for height vertical intelligent education machine Download PDFInfo
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- CN106764318A CN106764318A CN201710016252.7A CN201710016252A CN106764318A CN 106764318 A CN106764318 A CN 106764318A CN 201710016252 A CN201710016252 A CN 201710016252A CN 106764318 A CN106764318 A CN 106764318A
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- education machine
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- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 230000033228 biological regulation Effects 0.000 claims description 6
- 230000007423 decrease Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 101000793686 Homo sapiens Azurocidin Proteins 0.000 description 9
- 230000000630 rising effect Effects 0.000 description 7
- 230000033001 locomotion Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/26—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding
- F16M11/28—Undercarriages for supports with one single telescoping pillar
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
- G09B5/065—Combinations of audio and video presentations, e.g. videotapes, videodiscs, television systems
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Structural Engineering (AREA)
- Multimedia (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
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Abstract
The invention discloses the adjustable for height vertical intelligent education machine of one kind, the intelligent education machine includes support frame, guidance panel, lowering or hoisting gear, controller and power module, guidance panel is fixedly connected by connecting bracket with above support frame, lowering or hoisting gear is arranged on support frame, lowering or hoisting gear includes pedestal, motor is fixedly installed on pedestal, the output shaft of motor is connected with worm screw is driven, worm screw is driven to be engaged with turbine, turbine and the first roller gear connect transmission by being bonded, turbine and the first roller gear are removably secured on central shaft, central axis are fixed on the upper surface of pedestal；First roller gear is arranged on the underface of turbine；Second roller gear is connected with the engagement of the first roller gear, by moving up and down for the lowering or hoisting gear, the height of support frame can be adjusted, so that adjustable for height vertical intelligent education machine of the present invention can be used for the user of different heights, it is easy to adjust, it is simple to operate.
Description
Technical field
The invention belongs to educate appurtenance technical field, and in particular to a kind of adjustable for height vertical intelligent education machine.
Background technology
Multimedia teaching environment grows up on the basis of conventional audio-visual education programme and computer equipment, has teaching, science concurrently
Report, meeting, comprehensive investigation, demonstration exchange and remote teaching, long-range exam paper assessment, remotely attend class, remotely set a question, teleconference etc.
Function.By touch function, academic report, meeting, academic exchange, multimedia gives lessons, on-the-spot teaching and long-range religion can be more met
Educate etc. and to require comprehensively, with intelligent management system and good visual/audio effects；Can more meet by lantern slide, projection film,
The various resources such as multimedia courseware, video-tape, DVD/SVCD/VCD, geological material carry out comprehensive demonstration, investigation, live requirement,
With good visual effect, it is possible to increase school's strength and image.
In the prior art, the general height of traditional intelligent education machine is fixed, and the student's use for different phase cannot be adjusted
It is whole its highly, bring certain discomfort to educational work, the education and study to teachers and students are made troubles.Also there is height in the prior art
Adjustable intelligent education machine is spent, but lowering or hoisting gear is generally constituted using pull bar, draw back plate and drive shaft, it is of the prior art this
Lowering or hoisting gear existing defects, because the crowd for using every time is different, the height to intelligent education machine regulation is also different, repetitious to make
This lowering or hoisting gear is used, pull bar, the abrasion of draw back plate can be caused, damaged, and the dismounting maintenance of pull bar and draw back plate can wave
Take the regular hour, most importantly pull bar is not high to the degree of regulation of adjustable height with the lowering or hoisting gear that draw back plate is constituted.
In addition, in the prior art, traditional intelligent education machine generally uses directive wheel, intelligent education machine is set to be moved along any direction
It is dynamic, however it is necessary that cannot often ensure that intelligent education machine is integrally remained stationary as when fixed, it is impossible to which being fixed on intelligent education machine for a long time needs
The position wanted.
The content of the invention
It is an object of the invention to provide the adjustable for height vertical intelligent education machine of one kind, lowering or hoisting gear is improved to adjustable height
Degree of regulation, and intelligent education machine is fixed on the position of needs for a long time.
To achieve the above object, adjustable for height vertical intelligent education machine of the present invention includes：Support frame, guidance panel,
Lowering or hoisting gear, controller and power module, the guidance panel are fixedly connected by connecting bracket with above support frame, described
Lowering or hoisting gear is arranged on support frame, and the controller and power module are arranged in the cavity below support frame, the power supply
Module is connected with controller；The lowering or hoisting gear includes pedestal, and motor is fixedly installed on the pedestal, motor
Output shaft is connected with worm screw is driven, and drives worm screw to be engaged with turbine, and turbine and the first roller gear connect transmission, turbine by being bonded
It is removably secured on central shaft with the first roller gear, central axis are fixed on the upper surface of pedestal；First cylinder
Gear is arranged on the underface of turbine；Circular groove is additionally provided with the pedestal, bearing assembly is provided with the center origin of circular groove,
Second roller gear is rotatably connected on bearing assembly, and the second roller gear is connected with the engagement of the first roller gear, and second
Vertical worm screw is fixedly installed at the center origin of roller gear, the top of vertical worm screw is provided with flange end, vertical worm screw
Perisporium on be provided with the first external screw thread, vertical worm screw top is arranged with the first sleeve, and the bottom of the first sleeve is provided with inwardly
Prominent annular flange, inwardly projecting annular flange is stuck in the lower section of flange end, is provided with the internal perisporium of the first sleeve
First internal thread, the first internal thread is connected with the engagement of the first external screw thread, and the second external screw thread is provided with the periphery wall of the first sleeve,
Second sleeve is arranged with above first sleeve, the bottom of second sleeve sets oriented end of flange, the inner periphery of end of flange
The second internal thread is provided with face, the second internal thread is connected with the engagement of the second external screw thread, is set on the outer circumference surface of end of flange
There is the first projection, second is provided with the top inner peripheral surface of second sleeve raised；It is provided with the outer circumference surface of second sleeve
3rd external screw thread, is provided with 4th sleeve above second sleeve, be axially provided with the inner peripheral surface of 4th sleeve interior
Axially directed groove, first projection is fastened in interior axially directed groove and can be slided up and down in interior axially directed groove；It is interior
The top of axially directed groove is provided with topped hole, and first projection is sliding up to interior axle guide along interior axially directed groove
To the top of groove top when, described first protrudes out into topped hole；The bottom of 4th sleeve is provided with notch；4th set
Outer axially directed groove is axially provided with the outer circumference surface of cylinder, shape is provided with the inside of support frame identical with the first projection
It is the 3rd raised, the 3rd projection is fastened in outer axially directed groove and can slide up and down in axially directed groove outside；3rd set
Cylinder is arranged in 4th sleeve and is set in second sleeve, and the 3rd internal thread is provided with the inner peripheral surface of 3rd sleeve, the
Three internal threads are connected with the engagement of the 3rd external screw thread；The top of 3rd sleeve sets crown cap, upper surface and the support frame of top cap
Top is fixedly connected, and the top cap is used to drive the top of support frame to move in the vertical direction, so as to realize guidance panel
Highly adjust；The 4th external screw thread is provided with the lower outer circumferential face of top cap, the 4th external screw thread is connected with the engagement of the 3rd internal thread；
The controller is connected by drive circuit with motor.
Locking device is further fixedly arranged on the pedestal, at least a portion of the locking device is arranged on and drives worm screw
Top, for ensureing to drive worm screw to be engaged with turbine.
Supporting plate is further fixedly arranged on the pedestal, the supporting plate is fixed on the upper surface of pedestal vertically, and position
In the side of circular groove；The upper end of supporting plate is provided with upper limit position switch, and the lower end of supporting plate is provided with lower position switch.
The excircle bottom of the 4th sleeve is provided with the 4th projection, and the 4th projection is arranged on the side of notch；
The lower position switch enters the inside of 4th sleeve through notch；The controller is opened with upper limit position switch and lower limit respectively
Connection connects.
Further, the guidance panel connects including touch display screen, loudspeaker, power switch, lifting button and USB
Mouthful, the loudspeaker, power switch and lifting button are arranged on the lower section of touch display screen, and the USB interface is arranged on touch
Display screen side rear, the touch display screen is connected by power switch with power module.
Further, the lifting button includes rising button and declines button, wherein to rise identify upward arrow on button
Head, to decline and identify down arrow on button.
Further, the bottom of support frame as described above sets directive wheel and movable pulley.
Further, directive wheel self-locking device is provided with the directive wheel, the directive wheel self-locking device includes ratchet
And ratchet, the ratchet is arranged on the central rotating shaft of directive wheel, and ratchet is rotated with directive wheel together；The ratchet peace
On pawl axis, ratchet can be rotated around pawl axis, and central rotating shaft and pawl axis are fixedly installed on support frame；On ratchet
Be provided with ratchet accommodating groove, when around pawl axis rotary pawl and make ratchet end insert ratchet accommodating groove when, make guiding
Wheel is in self-locking state.
Preferably, the angle between the guidance panel and support frame is 45 degree.
Further, the power module is battery.
The invention has the advantages that：Adjustable for height vertical intelligent education machine of the present invention compared with prior art, rises
Falling unit is higher to the degree of regulation of adjustable height, can be used for the user of different heights, easy to adjust, simple to operate；
Guidance panel is controlled by controller, is powered by electric power source pair of module controller and guidance panel.Support frame bottom
One, portion angle sets directive wheel, and the other three angle sets movable pulley, is easy to the movement and transport of support frame, is set on directive wheel and led
To bar, convenient control and operation to directive wheel.Directive wheel is locked by self-locking device, so as to intelligent education machine can be consolidated for a long time
It is scheduled on the position of needs.Motor is started by lifting button, and respectively by rising button and declining button control
The forward or reverse of motor processed, realizes the raising and lowering of guidance panel, mark is set on button rising button and declining, just
In identification.Guidance panel has certain inclination angle, the operation of convenient use person ground touch display screen with support frame.Using battery
It is easy to use for three dimensional-teaching machine is powered, it is not necessary to circumscripted power line.
Brief description of the drawings
Fig. 1 is the front view of adjustable for height vertical intelligent education machine of the present invention；
Fig. 2 is the right view of adjustable for height vertical intelligent education machine of the present invention；
Fig. 3 is the rearview of adjustable for height vertical intelligent education machine of the present invention；
Fig. 4 is the dimensional structure diagram of lowering or hoisting gear of the present invention；
Fig. 5 is the enlarged diagram of 4th sleeve of the present invention 35 and supporting plate 15；
Fig. 6 is the structural representation of directive wheel self-locking device of the present invention.
Specific embodiment
Following examples are used to illustrate the present invention, but are not limited to the scope of the present invention.
As shown in Figures 1 to 5, adjustable for height vertical intelligent education machine of the present invention includes：Support frame 1, guidance panel
2nd, lowering or hoisting gear 3, controller 4 and power module 5, the guidance panel 2 are fixed by connecting bracket 21 with the top of support frame 1
Connection, the lowering or hoisting gear 3 is arranged on support frame 1, and the controller 4 and power module 5 are arranged on the sky of the lower section of support frame 1
In chamber, the power module 5 is connected with controller 4；The lowering or hoisting gear 3 includes pedestal 10, is fixedly installed on the pedestal 10
There is motor 221, the output shaft of motor 221 is connected with worm screw 222 is driven, and drives worm screw 222 to be engaged with turbine 224,
The roller gear 225 of turbine 224 and first connects transmission by being bonded, and turbine 224 is removably secured to the first roller gear 225
On central shaft 223, central shaft 223 is vertically fixed on the upper surface of pedestal 10；First roller gear 225 is arranged on turbine 224
Underface；Circular groove 11 is additionally provided with the pedestal 10, bearing assembly 12, the second circle are provided with the center origin of circular groove 11
Stud wheel 31 is rotatably connected on bearing assembly 12, and the second roller gear 31 is connected with the engagement of the first roller gear 225, the
Vertical worm screw 32 is fixedly installed at the center origin 323 of two roller gears 31, the top of vertical worm screw 32 is provided with flange end
Portion 322, is provided with the first external screw thread 321 on the perisporium of vertical worm screw 32, the top of vertical worm screw 32 is arranged with the first sleeve 33, the
The bottom of one sleeve 33 is provided with inwardly projecting annular flange 332, and inwardly projecting annular flange 332 is stuck in flange end
322 lower section, is provided with the first internal thread 333, the first internal thread 333 and the first external screw thread on the internal perisporium of the first sleeve 33
321 engagement connections, are provided with the second external screw thread 331 on the periphery wall of the first sleeve 33, the top of the first sleeve 33 is arranged with the
Two sleeves 34, the bottom of second sleeve 34 sets oriented end of flange 344, and the is provided with the inner peripheral surface of end of flange 344
Two internal threads 345, the second internal thread 345 is connected with the engagement of the second external screw thread 331, is set on the outer circumference surface of end of flange 344
There is the first projection 342, the second projection 343 is provided with the top inner peripheral surface of second sleeve 34；The excircle of second sleeve 34
The 3rd external screw thread 341 is provided with face, the top of second sleeve 34 is provided with 4th sleeve 35, the inner peripheral surface of 4th sleeve 35
On be axially provided with interior axially directed groove 352, first projection 342 is fastened in interior axially directed groove 352 and can
Slided up and down in interior axially directed groove 352；The top of interior axially directed groove 352 is provided with topped hole 356, and described first is raised
342 when the top on top of interior axially directed groove 352 is slid up to along interior axially directed groove 352, and described first
Raised 342 enter topped hole 356；The bottom of 4th sleeve 35 is provided with notch 353；On the outer circumference surface of 4th sleeve 35 along
The axially arranged inner side for having outer axially directed groove 351, support frame 1 is provided with shape and the projection of the first raised 342 identical the 3rd,
3rd projection is fastened in outer axially directed groove 351 and can slide up and down in axially directed groove 351 outside；3rd sleeve 36 sets
Put in 4th sleeve 35 and be set in second sleeve 34, the 3rd internal thread is provided with the inner peripheral surface of 3rd sleeve 36
361, the 3rd internal thread 361 is connected with the engagement of the 3rd external screw thread 341；The top of 3rd sleeve 36 sets crown cap 37, top cap 37
Upper surface 372 be fixedly connected with the top of support frame 1, the top cap 37 is used to drive the top of support frame 1 in above-below direction
Upper movement, so as to the height for realizing guidance panel 2 is adjusted；The 4th external screw thread 371 is provided with the lower outer circumferential face of top cap 37,
4th external screw thread 371 is connected with the engagement of the 3rd internal thread 361；The controller 4 is connected by drive circuit with motor 221
Connect.
Locking device 14 is further fixedly arranged on the pedestal 10, at least a portion of the locking device 14 is arranged on driving
The top of worm screw 222, for ensureing to drive worm screw 222 to be engaged with turbine 224.
Supporting plate 15 is further fixedly arranged on the pedestal 10, the supporting plate 15 is fixed on the upper surface of pedestal 10 vertically
On, and positioned at the side of circular groove 11；The upper end of supporting plate 15 is provided with upper limit position switch 151, and the lower end of supporting plate 15 is set
There is lower position switch 152.
The excircle bottom of the 4th sleeve 35 is provided with the 4th projection 354, and the 4th projection 354 is arranged on notch
353 side；The lower position switch 152 enters the inside of 4th sleeve 35 through notch 353；The controller 4 respectively with
Upper limit position switch 151 and lower position switch 152 are connected.
Lowering or hoisting gear of the present invention 3 is rotated forward when the top rising of support frame 1 is driven by motor 221
Drive driving worm screw 222 to rotate, drive worm screw 222 to drive turbine 224 to rotate, turbine 224 connects transmission drive first by being bonded
Roller gear 225 rotates, and the first roller gear 225 drives the second roller gear 31 to rotate by engaging, the second roller gear 31
Vertical worm screw 32 is driven to rotate, first sleeve 33 that rotarily drives of vertical worm screw 32 rotates and moves upwards, when what is protruded inwardly from
When annular flange 332 is contacted with flange end 322, the first sleeve 33 stops motion upwards, but still in rotation, first
The rotation of sleeve 33 causes second sleeve 34 relative to the first motion upwards of sleeve 33；Because the first projection 342 is fastened on interior axle
It is located in outer axially directed groove 351 to the 3rd projection of in the gathering sill 352 and inner side of support frame 1, therefore second sleeve 34
Move upwards without rotation, when the first projection 342 in second sleeve 34 moves to topped hole along interior axially directed groove 352
When 356, first raised 342 enters topped hole 356, thus drives 4th sleeve 35 to move upwards, until 4th sleeve 35
On the 4th raised 354 touch upper limit position switch 151, the upper control limit bit switch 151 of the controller 4 is acted, and makes motor
221 stop rotating forward, so as to stop the upward motion of second sleeve 34.It is appreciated that 3rd sleeve 36 and top cap 37 follow second
Sleeve 34 is moved upwardly together, and the effect of 3rd sleeve 36 and top cap 37 is the height for increasing second sleeve 34.
When needing second sleeve 34,3rd sleeve 36 and top cap 37 to move downward, the control of the controller 4 drives
Motor 221 is inverted, and then drives driving worm screw 222 to reversely rotate, by turbine 224, the first roller gear 225, the second cylinder
Gear 31 and vertical worm screw 32 reversely rotate, and vertical worm screw 32 drives the first sleeve 33 to reversely rotate and move downward, and then makes
Second sleeve 34 is moved downward, until the second projection 343 touches the top of the first sleeve 33；Moved downward in second sleeve 34
During, 4th sleeve 35 follows the first projection 342 to move downwardly together due to the Action of Gravity Field of itself, works as second sleeve
When lower position switch 152 are touched in 34 bottom, the lower control limit bit switch 152 of the controller 4 is acted, and makes motor
221 stop reversion, so as to stop moving downward for second sleeve 34.
By moving up and down for the lowering or hoisting gear 3, the height of support frame can be adjusted, so that institute of the present invention
The adjustable for height vertical intelligent education machine stated can be used for the user of different heights, easy to adjust, simple to operate, by driving
Second sleeve 34,3rd sleeve 36 and top cap 37 inside motor drive lowering or hoisting gear are moved up and down, so as to drive and top cap 37
The support frame upper end of connection moves up and down, and realizes the height regulation of guidance panel, and guidance panel is controlled by controller,
It is powered by electric power source pair of module controller and guidance panel.
Further, the guidance panel 2 includes touch display screen 22, loudspeaker 23, power switch 24, lifting button 25
With USB interface 26, the loudspeaker 23, power switch 24 and lifting button 25 are arranged on the lower section of touch display screen 22, described
USB interface 26 is arranged on the side rear of touch display screen 22, and the touch display screen 22 is connected by power switch 24 with power module 5
Connect.
Further, the lifting button 25 includes rising button and declines button, wherein it is upward to rise mark on button
Arrow, to decline and identify down arrow on button.Motor is started by lifting button, and respectively by rising button
With the forward or reverse for declining button control motor, the raising and lowering of guidance panel is realized, rising button and declining button
It is upper that mark is set, it is easy to identification.
Further, the bottom of support frame as described above 1 sets directive wheel 6 and movable pulley 7.The angle of support frame bottom one is set leads
To wheel, the other three angle sets movable pulley, is easy to the movement and transport of support frame.
Further, directive wheel self-locking device is provided with the directive wheel 6, the directive wheel self-locking device includes ratchet
612 and ratchet 611, the ratchet 612 is arranged on the central rotating shaft 63 of directive wheel 6, and ratchet 612 is with directive wheel 6 one
Rise and rotate；The ratchet 611 is arranged on pawl axis 610, and ratchet 611 can rotate around pawl axis 610, central rotating shaft 63 and spine
Pawl axle 610 is fixedly installed on support frame 1；Ratchet accommodating groove is provided with ratchet 612, when around the rotary pawl of pawl axis 610
611 and make ratchet 611 end insert ratchet accommodating groove when, make directive wheel 6 be in self-locking state.In self-locking state
Directive wheel 6 cannot be rotated.When opposite direction rotary pawl 611 and make ratchet 611 end depart from ratchet accommodating groove when, make to lead
Unlocking condition is in wheel 6, now directive wheel 6 can be with normal rotation.
By setting directive wheel self-locking device, convenient control and operation to directive wheel.When needing to fix, can
Ensure that intelligent education machine is integrally remained stationary as, so that intelligent education machine is fixed on the position of needs for a long time.
In embodiments of the invention, guidance panel has certain inclination angle with support frame, and convenient use person ground touches display
The operation of screen, it is preferred that the angle between guidance panel 2 and support frame 1 is 45 degree.
Further, the power module 5 is battery.Battery is used to be powered for three dimensional-teaching machine, can be by
Anywhere three dimensional-teaching machine is placed, and is not limited by place, can be placed on square or broad place, it is not necessary to external
Power line, it is easy to use.
Although the present invention is described in detail above to have used general explanation and specific embodiment, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements, belong to the scope of protection of present invention without departing from theon the basis of the spirit of the present invention.
Claims (10)
1. a kind of adjustable for height vertical intelligent education machine, it is characterised in that the adjustable for height vertical intelligent education machine includes：Support
Frame, guidance panel, lowering or hoisting gear, controller and power module, the guidance panel is by connecting bracket and the top of support frame
It is fixedly connected, the lowering or hoisting gear is arranged on support frame, the controller and power module are arranged on the sky below support frame
In chamber, the power module is connected with controller；The lowering or hoisting gear includes pedestal, and driving electricity is fixedly installed on the pedestal
Machine, the output shaft of motor is connected with worm screw is driven, and drives worm screw to be engaged with turbine, and turbine and the first roller gear pass through key
Connection transmission, turbine and the first roller gear are removably secured on central shaft, and central axis are fixed on the upper table of pedestal
On face；First roller gear is arranged on the underface of turbine；Circular groove is additionally provided with the pedestal, is set at the center origin of circular groove
Bearing assembly is equipped with, the second roller gear is rotatably connected on bearing assembly, the second roller gear and the first roller gear
Engagement connection, is fixedly installed vertical worm screw at the center origin of the second roller gear, the top of vertical worm screw is provided with flange
End, is provided with the first external screw thread on the perisporium of vertical worm screw, vertical worm screw top is arranged with the first sleeve, the bottom of the first sleeve
End is provided with inwardly projecting annular flange, and inwardly projecting annular flange is stuck in the lower section of flange end, the first sleeve it is interior
The first internal thread is provided with perisporium, the first internal thread is connected with the engagement of the first external screw thread, is set on the periphery wall of the first sleeve
There is the second external screw thread, second sleeve is arranged with above the first sleeve, the bottom of second sleeve sets oriented end of flange, flange
The second internal thread is provided with the inner peripheral surface of end, the second internal thread is connected with the engagement of the second external screw thread, outside end of flange
The first projection is provided with periphery, second is provided with the top inner peripheral surface of second sleeve raised；Second sleeve it is cylindrical
The 3rd external screw thread is provided with side face, 4th sleeve is provided with above second sleeve, on the inner peripheral surface of 4th sleeve along
Axially arranged to have interior axially directed groove, first projection is fastened in interior axially directed groove and can be in interior axially directed groove
Slide up and down；The top of interior axially directed groove is provided with topped hole, and first projection slides up along interior axially directed groove
When the top on the top for moving interior axially directed groove, described first protrudes out into topped hole；The bottom of 4th sleeve is set
There is notch；Outer axially directed groove is axially provided with the outer circumference surface of 4th sleeve, shape is provided with the inside of support frame
It is raised with the first raised identical the 3rd, the 3rd projection be fastened in outer axially directed groove and can outside in axially directed groove on
Lower slider；3rd sleeve is arranged in 4th sleeve and is set in second sleeve, is provided with the inner peripheral surface of 3rd sleeve
3rd internal thread, the 3rd internal thread is connected with the engagement of the 3rd external screw thread；The top of 3rd sleeve sets crown cap, the upper table of top cap
Face is fixedly connected with above support frame, and the top cap is used to drive the top of support frame to move in the vertical direction, so that real
The height regulation of existing guidance panel；The 4th external screw thread is provided with the lower outer circumferential face of top cap, in the 4th external screw thread and the 3rd
Screw thread engagement connection；The controller is connected by drive circuit with motor.
2. adjustable for height vertical intelligent education machine as claimed in claim 1, it is characterised in that be further fixedly arranged on the pedestal
Locking device, at least a portion of the locking device is arranged on the top for driving worm screw, for ensureing to drive worm screw to be nibbled with turbine
Close.
3. adjustable for height vertical intelligent education machine as claimed in claim 2, it is characterised in that be further fixedly arranged on the pedestal
Supporting plate, the supporting plate is fixed on the upper surface of pedestal vertically, and positioned at the side of circular groove；The upper end of supporting plate is provided with
Upper limit position switch, the lower end of supporting plate is provided with lower position switch.
4. adjustable for height vertical intelligent education machine as claimed in claim 3, it is characterised in that the excircle bottom of the 4th sleeve
Portion is provided with the 4th projection, and the 4th projection is arranged on the side of notch；The lower position switch enters the 4th through notch
The inside of sleeve；The controller is connected with upper limit position switch and lower position switch respectively.
5. adjustable for height vertical intelligent education machine as claimed in claim 3, it is characterised in that the guidance panel includes touching aobvious
Display screen, loudspeaker, power switch, lifting button and USB interface, the loudspeaker, power switch and lifting button are arranged on tactile
Touch the lower section of display screen, the USB interface is arranged on touch display screen side rear, the touch display screen by power switch with
Power module is connected.
6. the adjustable for height vertical intelligent education machine as described in claim 4 or 5, it is characterised in that the lifting button includes upper
Rise button and decline button, wherein rise identifying upward arrow on button, to decline and identify down arrow on button.
7. adjustable for height vertical intelligent education machine as claimed in claim 6, it is characterised in that the bottom of support frame as described above sets and leads
To wheel and movable pulley.
8. adjustable for height vertical intelligent education machine as claimed in claim 7, it is characterised in that guiding is provided with the directive wheel
Wheel self-locking device, the directive wheel self-locking device includes ratchet and pawl, and the ratchet is arranged on the central rotating shaft of directive wheel,
And ratchet is rotated together with directive wheel；The ratchet is arranged on pawl axis, and ratchet can rotate around pawl axis, and center turns
Axle and pawl axis are fixedly installed on support frame；Ratchet accommodating groove is provided with ratchet, when around pawl axis rotary pawl and making
When the end insertion ratchet accommodating groove of ratchet, directive wheel is set to be in self-locking state.
9. adjustable for height vertical intelligent education machine as claimed in claim 8, it is characterised in that the guidance panel and support frame it
Between angle be 45 degree.
10. adjustable for height vertical intelligent education machine as claimed in claim 9, it is characterised in that the power module is battery.
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| CN109940262A (en) * | 2019-04-02 | 2019-06-28 | 湖南坤鼎数控科技有限公司 | Friction welding operation panel |
| CN110111698A (en) * | 2019-05-20 | 2019-08-09 | 东莞市新怀森电子科技有限公司 | A kind of low noise lifting electrical screen |
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| Publication number | Publication date |
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| CN106764318B (en) | 2018-08-17 |
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