CN210759943U

CN210759943U - Interconnection blackboard goes up and down at will

Info

Publication number: CN210759943U
Application number: CN201921154321.1U
Authority: CN
Inventors: 何玉良
Original assignee: Shijiazhuang Keda Stationery Co ltd
Current assignee: Shijiazhuang Keda Education Equipment Co ltd
Priority date: 2019-07-22
Filing date: 2019-07-22
Publication date: 2020-06-16
Anticipated expiration: 2029-07-22

Abstract

The utility model provides an interconnection blackboard goes up and down at will belongs to teaching equipment technical field, including mutual equipment, stand, track, fly leaf, walking wheel and damping mechanism. The two upright columns are arranged on two sides of the interactive equipment in parallel, and the opposite side walls of the two upright columns are provided with a plurality of tracks; the plurality of movable plates are positioned between the two upright posts, walking wheels are arranged on two sides of the movable plates, and the movable plates are arranged in a staggered manner from front to back through opposite tracks; the damping mechanism is arranged on two sides of the movable plate. The utility model provides an it is little that interconnected blackboard occupation space goes up and down at will, mutual equipment and multilayer fly leaf staggered floor installation, the random slip that mutual equipment and multilayer fly leaf homoenergetic were smooth and easy, and can realize the location in the optional position, and fix a position stably.

Description

Interconnection blackboard goes up and down at will

Technical Field

The utility model belongs to the technical field of the teaching equipment, more specifically say, relate to an interconnection blackboard goes up and down at will.

Background

In multimedia teaching activities of schools in recent years, push-pull movable plates are popular, the movable plates can write teaching contents, the movable plates blocked outside are pushed away in use, an interactive electronic whiteboard or a touch control all-in-one machine is exposed, and interactive multimedia teaching can be realized. When the electronic whiteboard or the touch all-in-one machine is not used, the outer movable plate slides to the front of the electronic whiteboard or the all-in-one machine to shield and protect the electronic whiteboard or the all-in-one machine.

When the writing volume is great, often need increase the quantity of outer fly leaf, the polylith fly leaf distributes around whiteboard or all-in-one, and occupation space is great, and the sliding mode of conventional slotted design, after the fly leaf is used for a long time, can appear the problem that the push-and-pull is more hard or rock when using.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an interconnected blackboard goes up and down at will aims at solving the polylith fly leaf and distributes around whiteboard or all-in-one, and occupation space is great, and the fly leaf uses the back for a long time, can appear the problem that the push-and-pull is harder or rock when using.

In order to achieve the above object, the utility model adopts the following technical scheme: provided is an arbitrarily liftable and lowerable blackboard, comprising:

an interactive device;

the two upright posts are arranged on two sides of the interaction equipment in parallel, the opposite side walls of the two upright posts are respectively provided with a plurality of rails, the rails are arranged along the length direction of the upright posts and are parallel to each other, and the rails on the two upright posts are arranged oppositely;

the movable plates are positioned between the two upright posts, walking wheels which are in sliding fit with the corresponding rails are arranged on two sides of the movable plates, the movable plates are arranged in a staggered manner from front to back through the corresponding rails and are positioned on the front side of the interaction equipment;

and the damping mechanisms are arranged on two sides of the movable plate and used for adjusting the pressure between the travelling wheels and the rails.

Furthermore, the upright column comprises a plurality of upright frames, the upright frames are sequentially spliced from back to front, and the rails are correspondingly installed in the length direction of the upright frames one by one.

Furthermore, the vertical frame is provided with extension plates along two adjacent edges in the length direction, the two extension plates form a clamping groove structure, and the adjacent vertical frames are mutually inserted through the clamping groove structures.

Further, the upper end of the vertical frame is provided with a fixed pulley, the fixed pulley is provided with a steel wire rope in a winding mode, a balancing weight is arranged in the vertical frame, one end of the steel wire rope is connected with the balancing weight, and the other end of the steel wire rope is connected with the movable plate.

Furthermore, an end cover is arranged at the upper end of the vertical frame, a connecting frame is arranged at the lower end of the end cover, and the fixed pulley is rotatably arranged on the connecting frame.

Further, cushions are mounted on the upper portion and the lower portion of the side face, provided with the rails, of the upright frame.

Further, the damping mechanism includes:

the mounting frame is fixedly arranged on the rear end face of the movable plate;

the sliding block is arranged along the mounting frame in a sliding mode, the sliding direction of the sliding block is perpendicular to that of the movable plate, and the traveling wheel is rotatably arranged at the tail end of the sliding block;

and the positioning assembly is used for fixing the sliding block on the mounting frame.

Further, the positioning assembly comprises:

the adjusting groove penetrates through the sliding block and is formed along the sliding direction of the sliding block;

the two threaded rods are vertically arranged on the mounting rack and respectively penetrate through the adjusting grooves;

and the two locking nuts are respectively arranged at the tail ends of the threaded rods and are used for fixing the sliding block on the mounting frame.

Further, the damping mechanism further comprises:

adjusting screw, it is in to rotate the setting through the screw thread one side of mounting bracket, adjusting screw axis direction with the slip direction of slider is the same, is used for the top to lean on the slider.

Furthermore, the rear end face of the movable plate is close to two sides of the rail and is provided with a rear support respectively, and the mounting frame is arranged on the rear support.

The utility model provides an interconnection blackboard goes up and down at will beneficial effect lies in: compared with the prior art, the utility model discloses at will, the interconnected blackboard of going up and down, a plurality of fly leafs slide from top to bottom through two tracks that the stand is relative, can place a plurality of fly leafs staggered floor, and occupation space is little, simultaneously, uses damping mechanism to adjust walking wheel and orbital pressure to adjust walking wheel and orbital frictional force, guarantee that the fly leaf slides smoothly and the location is stable.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a first schematic structural view of a randomly liftable and lowerable interconnected blackboard provided by the embodiment of the present invention;

FIG. 2 is a bottom view of FIG. 1;

FIG. 3 is a schematic structural view of a randomly liftable and lowerable blackboard according to an embodiment of the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 2;

FIG. 5 is an enlarged view of FIG. 2 at B;

FIG. 6 is an enlarged view at C of FIG. 3;

fig. 7 is an enlarged view of fig. 1 at D.

In the figure: 1. an interactive device; 2. a track; 3. a movable plate; 4. a traveling wheel; 5. erecting a frame; 6. an extension plate; 7. a fixed pulley; 8. a wire rope; 9. a balancing weight; 10. an end cap; 11. a connecting frame; 12. a cushion pad; 13. a mounting frame; 14. a slider; 15. a positioning assembly; 151. an adjustment groove; 152. a threaded rod; 153. locking the nut; 16. adjusting the screw rod; 17. a rear bracket; 18. a buffer damper; 19. a card.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It is right now that the utility model provides a go up and down interconnected blackboard at will explains. Referring to fig. 1 to 7, the blackboard capable of being lifted and lowered freely includes an interactive device 1, a column, a rail 2, a movable plate 3, a traveling wheel 4 and a damping mechanism.

The two upright posts are arranged on two sides of the interactive device 1 in parallel, the opposite side walls of the two upright posts are respectively provided with a plurality of rails 2, the rails 2 are arranged along the length direction of the upright posts and are parallel to each other, and the rails 2 on the two upright posts are arranged oppositely; a plurality of movable plates 3 are positioned between the two upright posts, walking wheels 4 which are in sliding fit with the opposite rails 2 are arranged on two sides of the movable plates 3, the movable plates 3 are arranged in a staggered manner from front to back through the opposite rails 2 and are positioned on the front side of the interactive equipment 1; the damping mechanism is arranged on two sides of the movable plate 3 and used for adjusting the pressure between the travelling wheels 4 and the track 2.

The interactive equipment 1 is an interactive electronic whiteboard or a touch control integrated machine, the interactive equipment 1 is installed on a wall body between two upright posts, and also can be installed on the two upright posts, when the interactive equipment 1 is installed on the wall body, the two upright posts may be respectively and fixedly installed on the wall body, and when the interactive equipment 1 is connected with the two upright posts, the interactive equipment 1 can synchronously move along with the upright posts.

Fly leaf 3 can be for going up and down interconnected blackboard or ordinary blackboard at will, also can install interconnected blackboard and ordinary blackboard at will on a plurality of fly leaves 3 respectively, when the interconnected blackboard that goes up and down at will is installed, need install the USB extension line at the rear end face of fly leaf 3, is equipped with fixed rubber ring on the lateral wall of stand, and the USB extension line is idle not time spent, and the one end that is equipped with the USB port penetrates in this fixed rubber ring, prevents that the extension line fish tail can fix the extension line simultaneously.

The walking wheel 4 is made of Polyformaldehyde (POM) and has certain elasticity, the damping mechanism adjusts the pressure between the walking wheel 4 and the track 2, and the movable plate 3 can be fixed at any position relative to the upright column through the friction force between the walking wheel 4 and the track 2.

The utility model provides an interconnected blackboard goes up and down at will, compared with the prior art, the utility model discloses interconnected blackboard goes up and down at will, a plurality of fly leafs 3 slide from top to bottom through two relative tracks 2 of stand, can place a plurality of fly leafs 3 staggered floor, and occupation space is little, simultaneously, uses damping mechanism to adjust walking wheel 4 and track 2's pressure to adjust walking wheel 4 and track 2's frictional force, guarantee that fly leaf 3 smoothly slides and the location is stable.

As a specific embodiment of the present invention, please refer to fig. 1 to 5, the upright column includes a plurality of upright frames 5, the upright frames 5 are inserted from back to front in sequence, and the track 2 is installed along the length direction of the upright frames 5 in a one-to-one correspondence manner. In this embodiment, founding frame 5 and being the aluminum alloy frame, the section is the rectangle structure, and 2 integrated into one piece of track are on founding 5 lateral walls of frame, and extend along the length direction of founding frame 5, and the cooperation of pegging graft of a plurality of founding frames 5 makes 5 lateral walls of adjacent founding frame laminate each other, makes the lateral wall that has track 2 be located the homonymy, and track 2 on the a plurality of founding frames 5 of 3 both sides of fly leaf is relative.

As a specific embodiment of the present invention, please refer to fig. 5, the upright frame 5 is provided with extension plates 6 along two adjacent edges in the length direction, the two extension plates 6 form a slot structure, and the adjacent upright frames 5 are inserted into each other through the slot structure. In this embodiment, founding frame 5 and being equipped with the adjacent lateral wall of track 2's lateral wall, two edges of this lateral wall are equipped with the extension plate 6 of outside extension, and two edges of founding frame 5 opposite side are inwards sunken to be equipped with and let the position portion, and the portion of stepping down can peg graft and cooperate between two extension plates 6, is equipped with anti-skidding arris on the fitting surface of the portion of stepping down and extension plate 6, and is more stable when can guaranteeing a plurality of founding frame 5 to peg graft.

As a specific embodiment of the present invention, please refer to fig. 4 and 6, a fixed pulley 7 is disposed at the upper end of the upright frame 5, a steel wire rope 8 is wound on the fixed pulley 7, a counterweight 9 is disposed in the upright frame 5, one end of the steel wire rope 8 is connected to the counterweight 9, and the other end is connected to the movable plate 3. In this embodiment, the counterweight block 9 is a rectangular block and is suspended in the upright frame 5 through the steel wire rope 8, the fixed pulley 7 is positioned at the upper end of the upright frame 5, the fixed pulley 7 is partially exposed, one vertical end of the steel wire rope 8 is positioned at the outer side of the upright frame 5 provided with the rail 2, the other vertical end is positioned at the inner side of the upright frame 5 and is connected with the counterweight block 9, one side of the upright frame 5 provided with the rail 2 is provided with an L-shaped baffle plate, used for sealing the steel wire rope 8 positioned outside the vertical frame 5, so that the steel wire rope 8 is hidden in the L-shaped baffle, the steel wire rope 8 is sealed, the whole appearance is more attractive, the end part of the steel wire rope 8 is provided with a connecting end, the two ends of the steel wire rope 8 are respectively connected with the movable plate 3 and the balancing weight 9 through the connecting end, the balancing weight 9 can facilitate the movable plate 3 to slide up along the track 2, meanwhile, the stability of the movable plate 3 during sliding can be guaranteed, and the movable plate 3 is prevented from being collided and damaged due to sudden sliding down along the track 2 under the dead weight.

As a specific embodiment of the present invention, please refer to fig. 1 to 4, an end cap 10 is disposed at the upper end of the upright frame 5, a connecting frame 11 is disposed at the lower end of the end cap 10, and the fixed pulley 7 is rotatably disposed on the connecting frame 11. In this embodiment, four inner edge department integrated into one piece of founding frame 5 upper end have the screw thread cutting ferrule, end cover 10 passes through the mounting screw in the screw thread cutting ferrule, thereby accomplish end cover 10's fixed, end cover 10's lower terminal surface is equipped with link 11 near the lateral wall that is equipped with track 2, link 11 comprises two connecting plates that extend downwards and be parallel to each other, the connecting hole has been seted up to the lower part of connecting plate, the centraxonial both ends of fixed pulley 7 are worn to establish in two connecting holes, thereby make fixed pulley 7 rotate through link 11 on the end cover 10 and locate the upper end of founding frame 5.

Referring to fig. 7, a cushion 12 is installed on the upper and lower portions of the side of the upright frame 5 where the rail 2 is installed. In this embodiment, blotter 12 is hollow rubber column, has a plurality of cushion chambers in, and L shape support frame is all installed at the upper and lower both ends that founds frame 5 and is equipped with 2's on track lateral wall, and blotter 12 is installed relatively from top to bottom through L shape support frame for slow down the impact when fly leaf 3 slides to upper and lower both ends, avoid fly leaf 3 to damage or deviate from.

Referring to fig. 6, as a specific embodiment of the present invention, the damping mechanism includes a mounting frame 13, a sliding block 14 and a positioning assembly 15.

The mounting frame 13 is fixedly arranged on the rear end surface of the movable plate 3; the sliding block 14 is arranged along the mounting frame 13 in a sliding mode, the sliding direction is perpendicular to that of the movable plate 3, and the travelling wheels 4 are rotatably arranged at the tail end of the sliding block 14; the positioning assembly 15 is used to fix the slider 14 to the mounting frame 13. In this embodiment, mounting bracket 13 is the U-shaped frame, installs in the both sides of the rear end face of fly leaf 3, and the opening is towards track 2's one end, and slider 14 slides and locates in mounting bracket 13, and walking wheel 4 rotates the end of installing at slider 14, and the disc is equipped with the ring channel around the walking wheel 4, and track 2 locates in this ring channel, through ring channel and track 2's joint cooperation, makes walking wheel 4 when track 2 internal rotation, is difficult for deviating from.

Damping mechanism is used for buffering the sliding impact of fly leaf 3, still can realize through buffering attenuator 18, buffering attenuator 18 fixed mounting is in the both sides of the rear end face of fly leaf 3, and each side all installs one from top to bottom respectively, the arc slide rail has been seted up on buffering attenuator 18, there is the gleitbretter along arc slide rail slidable mounting, the gleitbretter is by spring drive, the gleitbretter laterally outstanding buffering attenuator 18 side's spout, set up jaggedly on the gleitbretter, card 19 is all installed to the lower part on the opposite face of founding the frame, card 19 drives gleitbretter compression spring through the joint with gleitbretter breach, thereby reach the impact that buffering fly leaf 3 rose to the top or descend to the impact of bottom, when the gleitbretter passes through card 19 and slides to slide rail arc portion, the gleitbretter is followed.

As a specific embodiment of the present invention, please refer to fig. 6, the positioning assembly 15 includes an adjusting groove 151, a threaded rod 152 and a lock nut 153.

The adjusting groove 151 penetrates through the slider 14 and is formed along the sliding direction of the slider 14; the two threaded rods 152 are vertically arranged on the mounting frame 13 and respectively penetrate through the adjusting grooves 151; two retaining nuts 153 are respectively mounted on the ends of the threaded rods 152 for securing the slide 14 to the mounting bracket 13. In this embodiment, when the slider 14 slides, the adjusting groove 151 on the slider 14 slides under the restriction of the two threaded rods 152, the direction is the line direction of the two threaded rods 152, the pressure of the walking wheel 4 at the end of the slider 14 is adjusted in a sliding manner by the slider 14 and the rail 2, when the pressure of the walking wheel 4 and the rail 2 is properly adjusted, the slider 14 is fixed by screwing the locking nut 153, so that the pressure between the walking wheel 4 and the rail 2 is ensured to be unchanged, the movable plate 3 can slide along the rail 2 under the application of external force, and after the external force is removed, the friction force generated by the movable plate 3 through the pressure between the walking wheel 4 and the rail 2 is kept stable.

As a specific embodiment of the present invention, please refer to fig. 6, the damping mechanism further includes an adjusting screw 16. The adjusting screw 16 is rotatably disposed on one side of the mounting frame 13 by a screw thread, and the axis direction of the adjusting screw 16 is the same as the sliding direction of the slider 14 for abutting against the slider 14. In this embodiment, the through-hole has been seted up on the curb plate of mounting bracket 13, adjusting screw 16 runs through this through-hole, and two nuts are installed to adjusting screw 16's last screw thread, and two nuts are located the both sides of curb plate respectively, and adjusting screw 16 penetrates the one end of mounting bracket 13 and leans on slider 14, rotates the nut, and adjustment adjusting screw 16 stretches into the inside length of mounting bracket 13 to lean on slider 14 through adjusting screw 16 top and change walking wheel 4 and track 2's pressure.

As a specific embodiment of the present invention, please refer to fig. 3 and fig. 6, the rear end face of the movable plate 3 is provided with a rear bracket 17 respectively near the two sides of the track 2, and the mounting frame 13 is disposed on the rear bracket 17. In this embodiment, the rear support 17 is a rectangular frame structure, and two rear supports 17 are mounted on one movable plate 3 and bolted to two sides of the rear end surface of the movable plate 3. The mounting brackets 13 are respectively mounted on the upper side and the lower side of the rear support 17, and the two walking wheels 4 on the two mounting brackets 13 respectively rub with the track 2 on the same side to form damping, so that the movable plate 3 can be guaranteed to be more stable in sliding or fixing.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. Interconnection blackboard goes up and down at will, its characterized in that includes:

an interactive device;

2. The free-lifting interconnection blackboard according to claim 1, wherein the upright posts include a plurality of upright frames, the upright frames are sequentially inserted from back to front, and the rails are installed in a one-to-one correspondence along the length direction of the upright frames.

3. The free-lifting interconnection blackboard according to claim 2, wherein two adjacent edges of the vertical frames along the length direction are provided with extension plates, the two extension plates form a slot structure, and the adjacent vertical frames are mutually inserted through the slot structure.

4. The blackboard capable of being freely lifted and interconnected as claimed in claim 3, wherein a fixed pulley is provided on the upper end of the upright frame, a steel wire rope is wound on the fixed pulley, a counterweight is provided in the upright frame, one end of the steel wire rope is connected with the counterweight, and the other end of the steel wire rope is connected with the movable plate.

5. The free-lifting interconnected blackboard according to claim 4, wherein an end cover is arranged at the upper end of the upright frame, a connecting frame is arranged at the lower end of the end cover, and the fixed pulley is rotatably arranged on the connecting frame.

6. The free-rise and descent interconnection blackboard according to claim 3, wherein the upright frame is provided with cushions at upper and lower portions of the side of the rail.

7. The free-rise interconnected blackboard of claim 1, wherein the damping mechanism includes:

8. The free-rise interconnected blackboard of claim 7, wherein the positioning assembly includes:

9. The free-rise interactive blackboard of claim 7, wherein the damping mechanism further comprises:

10. The free-lifting interconnected blackboard according to claim 7, wherein rear supports are respectively arranged on the rear end surfaces of the movable plates close to the two sides of the rail, and the mounting rack is arranged on the rear supports.