CN115370935B

CN115370935B - Interactive teaching all-in-one

Info

Publication number: CN115370935B
Application number: CN202211025677.1A
Authority: CN
Inventors: 刘柯; 马丽清
Original assignee: Guangzhou Iron Man Intelligent Technology Co ltd
Current assignee: Guangzhou Iron Man Intelligent Technology Co ltd
Priority date: 2022-08-25
Filing date: 2022-08-25
Publication date: 2023-06-13
Anticipated expiration: 2042-08-25
Also published as: CN115370935A

Abstract

The invention relates to the technical field of teaching equipment, in particular to an interactive teaching integrated machine which comprises a machine case, wherein a universal wheel is fixedly arranged at the lower end of the machine case, an electric telescopic rod is fixedly arranged in the machine case, guide sleeves are symmetrically and fixedly arranged on the inner bottom surfaces of the machine cases on two sides of the electric telescopic rod, a first bearing hole is formed in one end of the inner bottom surface of the machine case, a supporting guide rod is welded on the inner end surface of one end of the machine case, an inserting through hole is formed in the inner wall of one side of the supporting guide rod, the universal wheel is arranged at the lower end of the machine case, when the interactive teaching integrated machine is required to move, the machine body can be moved through the universal wheel, and in addition, when the interactive teaching integrated machine is moved to a working position, the braking pressure of foot brakes on the universal wheel can be relieved under the auxiliary action of fixing blocks on a fixing frame, so that the machine body is more stable in the working process, and meanwhile, the service life of the universal wheel is longer.

Description

Interactive teaching all-in-one

Technical Field

The invention relates to the technical field of teaching equipment, in particular to an interactive teaching integrated machine.

Background

The interactive teaching all-in-one machine is used as a novel multimedia interactive teaching terminal, integrates functions of an electronic whiteboard, short-focus projection, a power amplifier, a sound box, a computer, a video display stand, a central control device, a wireless headset, a cable television and other multimedia equipment, provides great convenience for students 'study and teacher's teaching, but has certain defects when the interactive teaching all-in-one machine is actually used at present, namely the volume of the interactive teaching all-in-one machine is relatively large, and the screen of the interactive teaching all-in-one machine cannot be stored in the transferring process, so that the screen is damaged easily in the transferring process, and the lower end of the interactive teaching all-in-one machine is not provided with a universal wheel and the larger volume of the interactive teaching all-in-one machine, so that when the interactive teaching all-in-one machine is required to be transferred according to teaching scenes, the transferring inconvenience is caused to the teaching process.

Disclosure of Invention

The invention aims to provide an interactive teaching integrated machine so as to solve the problems in the background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions:

the utility model provides an interactive teaching all-in-one, includes the quick-witted case, the lower extreme fixed mounting of machine case has the universal wheel, and the inside fixed mounting of machine case has the electric telescopic handle, the symmetrical fixed uide bushing that is provided with on the interior bottom surface of machine case of electric telescopic handle both sides, first bearing hole has been seted up to the inside bottom surface one end of machine case, and the welding has the support guide arm on the terminal surface in one end of machine case, the grafting through-hole has been seted up on the inner wall of support guide arm one side, the welding has fixed bolster on the terminal surface at grafting through-hole place outer port, the second bearing hole has been seted up to the one end that is close to the grafting through-hole in the fixed bolster, the internally mounted of machine case has the screen frame, install the screen on the screen frame, and the fixed lower bottom plate that is provided with of screen frame, the downside both ends symmetry welding of lower bottom plate has the guide bar, the guide bar is pegged graft in the uide bushing, and the lower terminal surface and the upper end fixed connection of electric telescopic handle of lower plate, install screen protection mechanism and organism auxiliary fixing mechanism on the machine case.

Preferably, the mounting frame is welded at the rear side of one end of the lower base plate, the movable push rod is hinged to the mounting frame, the through groove is formed in the movable push rod, the arc-shaped rod is welded with the same side of the mounting frame on the lower end face of the lower base plate, the arc-shaped connecting spring is sleeved on the arc-shaped rod, the arc-shaped rod is inserted in the through groove, and two ends of the arc-shaped connecting spring are respectively welded on the lower base plate and the movable push rod.

Preferably, the screen protection mechanism comprises a protection cover plate, a rack and a first connecting spring, wherein an installation connecting rod is welded on the lower side of one end of the protection cover plate, a first gear is fixedly arranged on the installation connecting rod, and the lower end of the installation connecting rod is installed in a first bearing hole through a first bearing.

Preferably, the rack part is inserted in the insertion through hole, the rack is meshed with the first gear, one end of the rack is fixedly provided with an end block, the end block is positioned in the chassis, the upper side of the other end of the end block is welded with a jacked block, the end block is positioned on the lower side of the movable push rod, and the first connecting spring is sleeved on the supporting guide rod.

Preferably, the auxiliary fixing mechanism of the machine body comprises a second gear, a threaded column, a connecting plate frame and a fixing frame, a threaded hole is formed in the center position of the second gear, a mounting sleeve is fixedly arranged at the lower end of the second gear, the mounting sleeve is mounted in the second bearing hole through a second bearing, and the second gear is meshed with the rack.

Preferably, the threaded hole is internally and spirally connected with a threaded column, the lower end of the threaded column is welded with a chassis, a limit ring is welded on the threaded column at the upper side of the chassis, a connecting plate frame is sleeved on the threaded column, a connecting through hole is formed in the middle position of the connecting plate frame, the threaded column is inserted in the connecting through hole, the chassis is positioned at the lower side of the connecting plate frame, and the limit ring is positioned at the upper side of the connecting plate frame.

Preferably, the middle position outside of connection grillage is seted up flutedly, and the both sides symmetry of connection grillage is fixed and is provided with the curb plate, the lower extreme swing joint of curb plate has the mount, the upper end middle position symmetry welding of mount has two elasticity cards.

Preferably, two fixing blocks are welded on two sides of the fixing frame, a connecting column is welded on the upper end of each fixing block, and a second connecting spring is sleeved on each connecting column.

Compared with the prior art, the invention has the beneficial effects that: the invention has reasonable structure and strong functionality and has the following advantages:

1. the lower extreme at the quick-witted case is provided with the universal wheel, when the removal of needs mutual teaching all-in-one, can carry out the removal of organism through the universal wheel, and very convenient and fast in addition when removing working position, can alleviate the brake pressure of the foot brake on the universal wheel under the auxiliary action of the fixed block on the mount for the organism also makes the life of universal wheel longer in the course of the work more stable.

2. When needs carry out the removal of mutual teaching all-in-one, can start electric telescopic handle and drive the screen frame and remove to the inside of quick-witted case, and then can accomodate the screen, simultaneously can drive the guard flap at the in-process that the screen frame moved down and rotate for the guard flap seals the last port of machine case, plays fine guard action to the screen, can drive the link plate frame simultaneously under the effect of rack and upwards remove, and then make fixed block and ground separation, be convenient for carry out the removal of organism through the universal wheel, easy operation is convenient.

3. In addition, when the machine body needs to be moved in a small range, the fixing frame can be pushed upwards, so that the fixing block is separated from the ground, and the foot brake can be loosened to move the machine body, so that the machine is very convenient.

Drawings

Fig. 1 is an assembly schematic diagram of an interactive teaching integrated machine.

Fig. 2 is an enlarged schematic view at a in fig. 1.

Fig. 3 is an exploded view of an interactive teaching all-in-one assembly.

Fig. 4 is a schematic view of the positional relationship among the screen frame, the rack, and the protective cover plate.

Fig. 5 is a schematic diagram of an internal structure of the chassis.

In the figure: 1. a chassis; 11. a universal wheel; 10. an electric telescopic rod; 12. a guide sleeve; 13. a first bearing hole; 14. supporting the guide rod; 15. inserting through holes; 16. a fixed support plate; 2. a screen frame; 21. a screen; 22. a lower base plate; 23. a guide rod; 24. a mounting frame; 25. an arc-shaped rod; 26. arc-shaped connecting springs; 27. a movable push rod; 3. a protective cover plate; 31. installing a connecting rod; 32. a first gear; 33. a first bearing; 4. a rack; 41. an end block; 42. a jacked block; 5. a first connecting spring; 6. a second gear; 61. a threaded hole; 62. a mounting sleeve; 63. a second bearing; 7. a threaded column; 71. a chassis; 72. a limiting ring; 8. a connecting plate frame; 81. a connecting through hole; 82. a groove; 83. a side plate; 9. a fixing frame; 91. an elastic card; 92. a fixed block; 93. a connecting column; 94. and a second connecting spring.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1 to 5, the present invention provides a technical solution:

the utility model provides an interactive teaching all-in-one, including quick-witted case 1, the lower extreme fixed mounting of quick-witted case 1 has universal wheel 11, and the inside fixed mounting of quick-witted case 1 has electric telescopic handle 10, the symmetrical fixed uide bushing 12 that is provided with on the interior bottom surface of quick-witted case 1 of electric telescopic handle 10 both sides, first bearing hole 13 has been seted up to the inside bottom surface one end of quick-witted case 1, and the welding has support guide arm 14 on the terminal surface in one side of support guide arm 14, the grafting through-hole 15 has been seted up on the inner wall of support guide arm 14 one side, the welding has fixed support plate 16 on the terminal surface place outside the grafting through-hole 15, the second bearing hole has been seted up to the one end that is close to grafting through-hole 15 on the fixed support plate 16, the internally mounted of quick-witted case 1 has screen frame 2, install screen 21 on the screen frame 2, and screen frame 2 is fixed with the lower bottom plate 22, the downside both ends symmetry welding has guide bar 23 on the screen frame 2, guide bar 23 peg graft in uide bushing 12, and the lower terminal surface of lower bottom plate 22 and the upper end fixed connection of electric telescopic handle 10, the one end rear side welding of lower bottom plate 22 has mounting bracket 24, the articulated movable push rod 27 on 24, the movable push rod 27 has been seted up on the movable push rod 27, the movable push rod on the arc-shaped link 27 has the arc-shaped link 25 on the arc-shaped link 25 respectively, the arc-shaped link 25 is connected with the arc-shaped link 25 on the lower end 25.

Install screen protection machanism and organism auxiliary fixation mechanism on quick-witted case 1, and screen protection machanism is including protecting cover plate 3, rack 4 and first connecting spring 5, and protecting cover plate 3's one end downside welding has installation connecting rod 31, and the fixed first gear 32 that is provided with on the installation connecting rod 31, and installing connecting rod 31's lower extreme passes through first bearing 33 and installs in first bearing hole 13, and protecting cover plate 3's lower terminal surface contacts with quick-witted case 1's upper port terminal surface, and realizes sealedly to quick-witted case 1 under protecting cover plate 3 operating condition.

The rack 4 is partly pegged graft in grafting through-hole 15, and rack 4 meshes with first gear 32, the fixed tip piece 41 that is provided with of one end of rack 4, tip piece 41 is in the inside of quick-witted case 1, and the other end upside welding of tip piece 41 has by kicking block 42, tip piece 41 is in the downside of movable push rod 27, first connecting spring 5 cup joints on support guide rod 14, and the both ends of first connecting spring 5 weld respectively on the inner wall of machine case 1 and the terminal surface of tip piece 41, when screen 21 accomodates in the inside of machine case 1 in addition, the lower tip of movable push rod 27 is contacted by kicking block 42, first connecting spring 5 is in tensile state this moment.

The auxiliary fixing mechanism for the machine body comprises a second gear 6, a threaded column 7, a connecting plate frame 8 and a fixing frame 9, wherein a threaded hole 61 is formed in the center position of the second gear 6, a mounting sleeve 62 is fixedly arranged at the lower end of the second gear 6, the mounting sleeve 62 is mounted in a second bearing hole through a second bearing 63, the second gear 6 is meshed with a rack 4, the threaded hole 61 penetrates through the mounting sleeve 62, the threaded column 7 is connected with threads in the threaded hole 61, a chassis 71 is welded at the lower end of the threaded column 7, a limiting ring 72 is welded on the threaded column 7 at the upper side of the chassis 71, the connecting plate frame 8 is sleeved on the threaded column 7, a connecting through hole 81 is formed in the middle position of the connecting plate frame 8, the threaded column 7 is inserted into the connecting through hole 81, the chassis 71 is positioned at the lower side of the connecting plate frame 8, the limiting ring 72 is positioned at the upper side of the connecting plate frame 8, in addition, the lower end face of the limiting ring 72 is in contact with the upper end face of the connecting plate frame 8, and the upper end face of the chassis 71 is in contact with the lower end face of the connecting plate frame 8.

The intermediate position outside of link plate frame 8 has seted up recess 82, and link plate frame 8's both sides symmetry is fixed to be provided with curb plate 83, the lower extreme swing joint of curb plate 83 has mount 9, the upper end intermediate position symmetry welding of mount 9 has two elasticity cards 91, the maximum distance between the elasticity cards 91 is greater than the width of recess 82, the connecting hole has been seted up to the lower extreme of curb plate 83 on the link plate frame 8, two fixed blocks 92 have all been welded to the both sides of mount 9 in addition, the upper end welding of fixed block 92 has spliced pole 93, spliced pole 93 has cup jointed second connecting spring 94 on the spliced pole 93 in the connecting hole on curb plate 83, and the both ends of second connecting spring 94 weld respectively on fixed block 92 and on the lower terminal surface of curb plate 83.

When the interactive teaching integrated machine needs to move, the electric telescopic rod 10 can be started at the moment, so that the screen frame 2 moves downwards under the action of the electric telescopic rod 10, the screen 21 is further driven to be stored in the chassis 1, when the screen frame 2 completely enters the chassis 1, the movable push rod 27 contacts with the jacked block 42 at the moment, then the rack 4 is pushed to move towards the interior of the chassis 1 under the action of the movable push rod 27 along with the continued downward movement of the screen frame 2, the first gear 32 is further driven to move under the action of the rack 4, the protective cover plate 3 is driven to rotate, when the screen frame 2 moves downwards to a final position, the protective cover plate 3 also completely covers the upper end of the chassis 1, the sealing of the chassis 1 is realized, and the screen 21 can be well protected in the moving process, the screen 21 is prevented from being damaged in the moving process, in addition, the rack 4 drives the second gear 6 to rotate in the downward moving process of the screen frame 2, so that the connecting plate frame 8 is driven to move upwards under the action of threads, the fixed block 92 is not contacted with the ground any more, the auxiliary fixing function is not further realized, the movement of the machine body can be realized through the universal wheel 11, the electric telescopic rod 10 can be started at the moment when the screen 21 is required to be moved out of the machine case 1 to work when the screen 21 is moved to a working place, the screen frame 2 is driven to move upwards, the movable push rod 27 is reversely rotated along with the upward movement of the screen frame 2, the support is lost by the ejector block 42, the first gear 32 is driven to rotate reversely under the action of the first connecting spring 5, the protective cover plate 3 is not covered on the machine case 1 any more, the machine case 1 is in the open state, like this, move up along with electric telescopic handle 10, drive screen 21 and shift out machine case 1, also in this process, rack 4 will drive second gear 6 and reverse, and then will drive screw thread post 7 and move down under the effect of screw thread, and then drive connection grillage 8 and move down, make fixed block 92 and ground contact, and the second connecting spring 94 at this moment is in compressed state, just so form closely contact between fixed block 92 and the ground, and then play fine auxiliary fixation, the stability of organism in the course of working has been guaranteed, and the brake pressure of the foot brake on universal wheel 11 has been alleviateed simultaneously, when needs to carry out the short range of organism to move, can upwards promote mount 9 this moment, and then make elastic card 91 take place deformation, pass recess 82, then resume deformation makes its lower extreme card on the up end of connection grillage 8, and then make fixed block 92 and ground separate, very convenient and fast, after having moved, can extrude two elastic card 91 in opposite directions, make two elastic card 91 width and then can fix the function that can be fixed with the ground in order to realize that two places between the opposite directions, and the other end of the opposite directions is small, and then can be fixed with the ground.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an interactive teaching all-in-one, includes quick-witted case, its characterized in that: the lower end of the case is fixedly provided with a universal wheel, the inside of the case is fixedly provided with an electric telescopic rod, the inner bottom surfaces of the cases on two sides of the electric telescopic rod are symmetrically and fixedly provided with guide sleeves, one end of the inner bottom surface of the case is provided with a first bearing hole, one end inner end surface of the case is welded with a support guide rod, the inner wall of one side of the support guide rod is provided with an inserting through hole, the end surface of the outer port of the inserting through hole is welded with a fixed support plate, one end of the fixed support plate, which is close to the inserting through hole, is provided with a second bearing hole, the inside of the case is provided with a screen frame, the screen frame is provided with a screen, the lower end of the screen frame is fixedly provided with a lower bottom plate, the two ends of the lower side of the lower bottom plate are symmetrically welded with guide rods, the guide rods are inserted into the guide sleeves, and the lower end surface of the lower bottom plate is fixedly connected with the upper end of the electric telescopic rod, the installation frame is welded on the rear side of one end of the lower bottom plate, the installation frame is hinged with a movable push rod, a through groove is formed in the movable push rod, an arc rod is welded on the lower end face of the lower bottom plate and on the same side of the installation frame, an arc connecting spring is sleeved on the arc rod and inserted in the through groove, two ends of the arc connecting spring are respectively welded on the lower bottom plate and the movable push rod, a screen protection mechanism and an organism auxiliary fixing mechanism are installed on the case, the screen protection mechanism comprises a protection cover plate, a rack and a first connecting spring, an installation connecting rod is welded on the lower side of one end of the protection cover plate, a first gear is fixedly arranged on the installation connecting rod, the lower end of the installation connecting rod is installed in a first bearing hole through a first bearing, a rack part is inserted in an insertion through hole, the rack is meshed with the first gear, the fixed tip piece that is provided with of one end of rack, the tip piece is in the inside of quick-witted case, and the welding of the other end upside of tip piece has the quilt kicking block, the tip piece is in the downside of movable push rod, first connecting spring cup joints on the support guide arm, organism auxiliary fixation mechanism includes second gear, screw thread post, link grillage and mount, the screw hole has been seted up on the central point of second gear put, and the fixed erection joint that is provided with of lower extreme of second gear, the erection joint passes through the second bearing and installs in the second bearing hole, and the second gear meshes with the rack, threaded connection has the screw thread post in the screw hole, the lower extreme welding of screw thread post has the chassis, the welding has the spacing ring on the screw thread post of chassis upside, the last connection through-hole of having cup jointed the link grillage, the screw thread post of pegging graft in the connection through-hole, the chassis is in the downside of being connected the grillage, the spacing ring is in the upside of link grillage, the intermediate position outside of being connected is provided with the recess, and the both sides symmetry is provided with the curb plate, the lower extreme of connection has the two symmetrical spring, the mount has the welding has the fixed connection of two ends on the mount.