CN218399987U - Multifunctional teaching aid for teaching display - Google Patents

Abstract

The utility model provides a multi-functional teaching aid is used in teaching show, including the blackboard, built-in board has been placed in the back laminating of blackboard, and the front top sliding contact of blackboard has the cleaning rod, the blackboard both sides are equipped with the actuating mechanism that drives the cleaning rod and remove along vertical direction, the blackboard all is equipped with the supporting component that expandes to ground support with built-in bottom of the board, and blackboard and built-in top all are fixed with the handle of same position, under the effect through blackboard and built-in slip joint, can expand by oneself or fold according to the needs that use to brief area makes things convenient for the transport of blackboard and accomodates more, under the effect through supporting component, keeps the stability of bracing piece through the effect of balancing weight, further strengthens the stability when the blackboard uses through the wane, under the effect through actuating mechanism and cleaning rod, replaces the manual work to clean the blackboard, save time to can manifold cycles use.

Description

Multifunctional teaching aid for teaching display

Technical Field

The utility model relates to a teaching show teaching aid field specifically is a multi-functional teaching aid is used in teaching show.

Background

Teaching show teaching aid is the essential teaching tool in the teaching class, includes podium and blackboard etc. usually, and the present blackboard is most for inlaying inside the wall, for the convenience of teaching, also has a vertical small-size blackboard, supplies the use of different occasions.

However, the vertical small blackboard has the following problems in practical use: on one hand, the occupied space is large, and the storage are inconvenient; on the other hand, a teacher needs to use the blackboard eraser to erase the blackboard by himself, and much time is wasted.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a teaching show is with multi-functional teaching aid to solve the problem that proposes in the above-mentioned background art, the utility model discloses novel structure supports the stability when keeping the use to the blackboard through supporting component, replaces the manual work to clean the blackboard through the cooperation of cleaning stick and actuating mechanism, and the beta structure through blackboard and built-in board is convenient to be accomodate and is carried.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a multi-functional teaching aid is used in teaching show, includes the blackboard, built-in board has been placed in the back laminating of blackboard, and the front top sliding contact of blackboard has the stick of cleaning, the blackboard both sides are equipped with the drive and clean the actuating mechanism that the stick removed along vertical direction, the blackboard all is equipped with the supporting component that expandes to ground support with built-in board bottom, and the blackboard all is fixed with the handle of same position with built-in board top, the positive bottom of blackboard is connected with the apron through hinge rotation.

Furthermore, a display screen is fixedly installed on the surface of the built-in board, and a Bluetooth sound box is fixedly installed on the surface of the built-in board, which is positioned at the bottom of the display screen.

Furthermore, the supporting component comprises a supporting rod, a balancing weight is fixed at the bottom of the supporting rod, a containing groove is formed in the position, corresponding to the supporting rod, of the bottom of the built-in board, of the blackboard, and one end of the supporting rod is rotatably installed on the inner wall of the containing groove through a rotating shaft.

Further, the both sides that the bracing piece is located the balancing weight top symmetry on the surface have seted up the shifting chute, and the equal sliding connection in shifting chute inside has the slide, the slide rotates through the pivot on the surface to be connected with the wane, the shifting chute bottom rotates through the pivot to be connected with the expansion plate, and the extension end of expansion plate rotates through the pivot and installs on the wane back.

Furthermore, the top of the sliding plate is in compression contact with a screw cap, the screw cap is sleeved on the supporting rod, threads are arranged on the surface of the supporting rod corresponding to the moving path of the screw cap, and the screw cap is in meshed connection with the threads of the supporting rod.

Furthermore, actuating mechanism includes the side frame, the both sides of blackboard all are fixed with the side frame, and the inside position sliding connection who corresponds the wiping rod of side frame has the slider, the both ends of wiping the stick are passed through the bearing and are rotated the grafting inside the slider, side frame bottom is rotated and is installed two first leading wheels side by side, and rotates on the outer wall of side frame top and install a second leading wheel, the slider bottom is fixed with the stay cord, and the stay cord is walked around first leading wheel bottom and second leading wheel top respectively, the stay cord is walked around the one end of second leading wheel and is fixed with the ear of pulling.

Furthermore, a return spring is fixed inside the side frame, and the top of the return spring is fixedly connected with the bottom of the sliding block.

Furthermore, two sliding grooves are formed in the surface of the built-in board, a connecting block is fixed at the position, corresponding to the sliding grooves, of the back of the blackboard, and the blackboard is in sliding clamping connection with the built-in board through the connecting block and the sliding grooves.

The utility model has the advantages that: the utility model relates to a multifunctional teaching aid for teaching display, which comprises a blackboard; a cover plate; a built-in plate; a display screen; a Bluetooth sound box; a chute; a handle; a support assembly; a support bar; a thread; a screw cap; a moving groove; a seesaw; a slide plate; a retractable plate; a balancing weight; a receiving groove; a wiping rod; a drive mechanism; a side frame; a slider; a first guide wheel; a second guide wheel; pulling a rope; pulling the lug; and a return spring port.

1. This multi-functional teaching aid is used in teaching show passes through the blackboard and embeds under the effect of board slip joint, can expand by oneself or fold according to the needs that use to brief area makes things convenient for the transport of blackboard and accomodates more.

2. This multi-functional teaching aid is used in teaching show passes through under supporting component's effect, and the stability of bracing piece is kept through the effect of balancing weight, further strengthens the stability when blackboard uses through the wane.

3. This multi-functional teaching aid is used in teaching show passes through actuating mechanism and wipes under the effect of stick, replaces the manual work to clean the blackboard, save time to can manifold cycles use.

4. This multi-functional teaching aid is used in teaching show is for prior art, the effectual occupation of land space of having practiced thrift when not using, and the process save time of replacing the artificial blackboard of cleaning is conveniently accomodate and transport simultaneously.

Drawings

FIG. 1 is one of the overall structural diagrams of a multifunctional teaching aid for teaching demonstration of the present invention;

fig. 2 is a second schematic view of the overall structure of the multifunctional teaching aid for teaching and display of the present invention;

FIG. 3 is a schematic view of a driving mechanism of the multifunctional teaching aid for teaching display;

FIG. 4 is a schematic structural view of a support assembly of the multifunctional teaching aid for teaching demonstration of the present invention;

in the figure: 1. a blackboard; 11. a cover plate; 2. a built-in plate; 21. a display screen; 22. a Bluetooth sound box; 23. a chute; 3. a handle; 4. a support assembly; 41. a support bar; 42. a thread; 43. a screw cap; 44. a moving groove; 45. a seesaw; 46. a slide plate; 47. a retractable plate; 48. a balancing weight; 5. a receiving groove; 6. a wiping rod; 7. a drive mechanism; 71. a side frame; 72. a slider; 73. a first guide wheel; 74. a second guide wheel; 75. pulling a rope; 76. pulling the lug; 77. a return spring.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a teaching show is with multi-functional teaching aid, includes blackboard 1, built-in board 2 has been placed in blackboard 1's the back laminating, and blackboard 1's front top sliding contact has cleaning rod 6, blackboard 1 both sides are equipped with the actuating mechanism 7 that drives cleaning rod 6 and remove along vertical direction, blackboard 1 all is equipped with the supporting component 4 that expandes to ground support with built-in board 2 bottom, built-in board 2 fixed mounting has display screen 21 on the surface, and built-in board 2 is located the fixed mounting on the surface of display screen 21 bottom has bluetooth speaker 22, when not using, folding blackboard 1 and built-in board 2, accomodate in blackboard 1 and built-in board 2 bottom with supporting component 4 is folding, select blackboard 1 and built-in board 2 whether expand according to the needs of use during the use, when built-in board 2 spills, the accessible is on its surface display screen 21 and bluetooth speaker 22 carry out pronunciation video broadcast, increase teaching interest, pull out leveling to ground to supporting component 4 and adjust, keep the stability when 1 uses later, when the front needs are wiped, wipe rod 7 and replace artifical cleaning rod 6 blackboard through drive mechanism and clean.

This embodiment, two spout 23 have been seted up on the surface to built-in board 2, and the fixed position that the corresponding spout 23 in the 1 back of blackboard has a connecting block, blackboard 1 passes through connecting block and spout 23 and built-in board 2 slip joint, and blackboard 1 all is fixed with the handle 3 of same position with the 2 tops of built-in board, blackboard 1 positive bottom is connected with apron 11 through hinge rotation, and blackboard 1 expands along built-in board 2 spout 23 on the surface, also can laminate blackboard 1 and built-in board 2 along spout 23 simultaneously and fold, and blackboard 1 and storage plate transport after will folding through handle 3 reduce the holistic occupation of land space of device, cover apron 11 in blackboard 1 openly when not using blackboard 1, seal the locking with blackboard 1 and apron 11 through the mode of block.

This embodiment, supporting component 4 includes bracing piece 41, bracing piece 41 bottom is fixed with balancing weight 48, and blackboard 1 and built-in board 2 bottom correspond bracing piece 41 position and have seted up and accomodate groove 5, the one end of bracing piece 41 is rotated through the pivot and is installed on accomodating groove 5 inner wall, the both sides that bracing piece 41 is located balancing weight 48 top are surperficial the symmetry seted up shifting chute 44, and the equal sliding connection in shifting chute 44 inside has slide 46, slide 46 rotates through the pivot on the surface and is connected with wane 45, shifting chute 44 bottom is rotated through the pivot and is connected with expansion plate 47, and expansion plate 47's extension end rotates through the pivot and installs on wane 45 back, slide 46 top extrusion contact has spiral cover 43, and spiral cover 43 cup joints on bracing piece 41, screw 42 has been seted up to the route that bracing piece 41's surface corresponds spiral cover 43 removal, and screw cover 43 is connected with the screw 42 meshing of bracing piece 41, and whole supporting component 4 is accomodate inside accomodating groove 5 when not using, rotates bracing piece 41 out and accomodates groove 5 with bracing piece 41 during the effect through 48 keeps the stability of bracing piece 41, rotates sliding cover 43, and is connected with screw cover 43 and is connected with the screw cover 42 meshing along the inside screw 44 of the lift-up of the lift-off along the pivot, thereby the stability of screw cover 44, the inside the push of the supporting rod 46, the below the ground, the supporting rod 46 is connected the supporting rod 46, thereby the stability of the supporting rod, the supporting rod 46 is connected the below the supporting rod, the ground is connected the stability of the supporting rod 46, the ground, the supporting component, the supporting rod 46 is connected of the ground is connected to the below the supporting rod 46, thereby the stability of the supporting rod 46, the ground is connected with the supporting rod 46, the ground is connected the supporting rod 46, the stability of the supporting rod 46.

In this embodiment, the driving mechanism 7 includes a side frame 71, the side frame 71 is fixed on both sides of the blackboard 1, a slider 72 is slidably connected to a position corresponding to the wiping rod 6 inside the side frame 71, two ends of the wiping rod 6 are rotatably inserted into the slider 72 through bearings, two first guide wheels 73 arranged side by side are rotatably installed at the bottom of the side frame 71, a second guide wheel 74 is rotatably installed on an outer wall of the top of the side frame 71, a pull rope 75 is fixed at the bottom of the slider 72, the pull rope 75 respectively bypasses the bottom of the first guide wheels 73 and the top of the second guide wheels 74, a pull lug 76 is fixed at one end of the pull rope 75 bypassing the second guide wheels 74, a return spring 77 is fixed inside the side frame 71, the top of the return spring 77 is fixedly connected with the bottom of the slider 72, when the blackboard 1 needs to be wiped, the pull lug 76 is pulled, the pull rope 75 slides downwards along the side frame 71 under the action of the first guide wheels 73 and the second guide wheels 74, the wiping rod 6 rolls along the surface of the blackboard 1, after the blackboard 1 is wiped, the pull lug 76 is loosened, the auxiliary pull rope 77 slides upwards to cooperate with the return spring 71.

When the blackboard is used, whether the blackboard 1 and the built-in board 2 are unfolded or not is selected according to the use requirement, the blackboard 1 and the built-in board 2 are attached and folded along the sliding groove 23, then the folded blackboard 1 and the containing board are carried by the handle 3, the occupied space of the whole device is reduced, the cover plate 11 is covered on the front surface of the blackboard 1 when the blackboard 1 is not used, the blackboard 1 and the cover plate 11 are sealed and locked in a clamping way, the whole supporting component 4 is contained in the containing groove 5 when the blackboard is not used, when the built-in board 2 leaks, voice and video playing can be carried out through the display screen 21 and the Bluetooth sound box 22 on the surface of the supporting rod, the teaching interest is increased, the supporting rod 41 is rotated out of the containing groove 5 when the blackboard is used, the stability of the supporting rod 41 is kept through the action of the balancing weight 48, the spiral cover 43 is rotated, screw cap 43 slides along bracing piece 41 surface under the meshing effect with screw 42, extrude the inside slide 46 of shifting chute 44, slide 46 drives wane 45 and slides down along shifting chute 44, under the effect that receives expansion plate 47, wane 45 rotates into certain angle along slide 46 pivot junction, thereby carry out the auxiliary stay to the ground of balancing weight 48 both sides, reinforcing means's stability, later on blackboard 1 openly when needs wipe and scribble, the pulling pulls ear 76, pull rope 75 slides down along side frame 71 under the effect of first leading wheel 73 and second leading wheel 74, wipe stick 6 along the surperficial roll of blackboard 1 and wipe this moment, after wiping, loosen pull ear 76, reset spring 77 auxiliary slider 72 slides up along side frame 71 and resets, pull rope 75 cooperation reset at this moment removes and replaces artifical wiping.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims (8)

1. The utility model provides a multi-functional teaching aid is used in teaching show, includes blackboard (1), its characterized in that: built-in board (2) have been placed in the back laminating of blackboard (1), and the positive top sliding contact of blackboard (1) has and cleans stick (6), blackboard (1) both sides are equipped with and drive actuating mechanism (7) that clean stick (6) along vertical direction removal, blackboard (1) all is equipped with expansion supporting component (4) to ground support with built-in board (2) bottom, and blackboard (1) all is fixed with handle (3) of same position with built-in board (2) top, there is apron (11) blackboard (1) positive bottom through hinge swivelling joint.

2. The multifunctional teaching aid for teaching demonstration according to claim 1, characterized in that: built-in board (2) fixed mounting has display screen (21) on the surface, and built-in board (2) are located display screen (21) bottom fixed mounting has bluetooth speaker (22) on the surface.

3. The multifunctional teaching aid for teaching demonstration according to claim 1, characterized in that: the support assembly (4) comprises a support rod (41), a balancing weight (48) is fixed to the bottom of the support rod (41), a storage groove (5) is formed in the position, corresponding to the support rod (41), of the bottom of the blackboard (1) and the bottom of the built-in board (2), and one end of the support rod (41) is rotatably installed on the inner wall of the storage groove (5) through a rotating shaft.

4. The multifunctional teaching aid for teaching display according to claim 3, which is characterized in that: moving groove (44) have been seted up to bracing piece (41) both sides symmetry on the surface that is located balancing weight (48) top, and the equal sliding connection in moving groove (44) inside has slide (46), slide (46) rotate through the pivot on the surface and are connected with wane (45), moving groove (44) bottom is rotated through the pivot and is connected with expansion plate (47), and the extension end of expansion plate (47) rotates through the pivot and installs on wane (45) back.

5. The multifunctional teaching aid for teaching demonstration according to claim 4, characterized in that: the top of the sliding plate (46) is in extrusion contact with a screw cap (43), the screw cap (43) is sleeved on the supporting rod (41), threads (42) are arranged on the surface of the supporting rod (41) corresponding to the moving path of the screw cap (43), and the screw cap (43) is meshed with the threads (42) of the supporting rod (41).

6. The multifunctional teaching aid for teaching display according to claim 1, which is characterized in that: actuating mechanism (7) are including side frame (71), the both sides of blackboard (1) all are fixed with side frame (71), and the inside position sliding connection who corresponds wiping rod (6) of side frame (71) has slider (72), the both ends of wiping rod (6) are passed through the bearing and are rotated and peg graft inside slider (72), side frame (71) bottom is rotated and is installed two first leading wheels (73) side by side, and rotates on side frame (71) top outer wall and install a second leading wheel (74), slider (72) bottom is fixed with stay cord (75), and stay cord (75) are respectively around first leading wheel (73) bottom and second leading wheel (74) top, stay cord (75) are fixed with around the one end of second leading wheel (74) and are drawn ear (76).

7. The multifunctional teaching aid for teaching display according to claim 6, which is characterized in that: a return spring (77) is fixed inside the side frame (71), and the top of the return spring (77) is fixedly connected with the bottom of the sliding block (72).

8. The multifunctional teaching aid for teaching display according to claim 1, which is characterized in that: two sliding grooves (23) are formed in the surface of the built-in plate (2), a connecting block is fixed on the back of the blackboard (1) corresponding to the sliding grooves (23), and the blackboard (1) is connected with the built-in plate (2) in a sliding and clamping mode through the connecting block and the sliding grooves (23).

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