CN218127627U

CN218127627U - Movable teaching board

Info

Publication number: CN218127627U
Application number: CN202222603434.3U
Authority: CN
Inventors: 蔡蔚雯
Original assignee: Guangzhou Huaxia Vocational College
Current assignee: Guangzhou Huaxia Vocational College
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2022-12-27
Anticipated expiration: 2032-09-29

Abstract

The application discloses a movable teaching board, which comprises a teaching white board, supporting rods and a bottom support, wherein the two sides of the teaching white board are connected with the supporting rods through rotating structures, and the bottom end of each supporting rod is fixed with the bottom support; the inside rotation of bottom support is cup jointed and is rotated the connecting rod. Through the rotary type design of rotation connecting rod, can adjust the universal wheel to bottom support bottom or side, thereby conveniently remove or the teaching blank of keeping flat, and the area of contact through bottom support and ground, guarantee the stability when teaching blank keeps flat, stability when having improved the teaching board and using, through the rotatable formula design of teaching blank, in the teaching board use, can be according to the size and light etc. in market place, the rotation teaching blank, the show angle of adjustment teaching blank, guarantee that the viewer can see the picture and text on teaching blank surface clearly, the suitability of teaching board has been improved.

Description

Movable teaching board

Technical Field

The present application relates to teaching boards, and more particularly to a movable teaching board.

Background

Educators are in the overload of imparting knowledge to students, when explaining, for the convenience of understanding and carrying out content exhibition, can assist through picture and text and explain, therefore many schools or the mr of company can assist the explanation through the teaching board when carrying out the function teaching.

In order to conveniently accomodate the teaching board after the use is accomplished, perhaps remove the teaching board in each office in the convenience, partial teaching board bottom is provided with the universal wheel, but when the user writes on the teaching board, because the dynamics when writing, direct action is on the blank, and the resistance of the universal wheel of blank bottom has less, leads to the teaching board to remove easily, can influence the normal use of teaching board even. Therefore, a movable teaching board is proposed to solve the above problems.

Disclosure of Invention

In the present embodiment, a movable teaching board is provided to solve the problem of the prior art that the teaching board causes a bottom portion for convenient movement when in use.

According to one aspect of the application, a movable teaching board is provided, which comprises a teaching white board, supporting rods and a bottom support, wherein the two sides of the teaching white board are connected with the supporting rods through rotating structures, and the bottom ends of the supporting rods are fixed with the bottom support; the inside rotation of bottom sprag has cup jointed the rotation connecting rod, two the both ends that the rotation connecting rod extends to the bottom sprag outside all are fixed with the universal wheel, every the bracing piece on rotation connecting rod top is inside all to slide and is provided with spacing picture peg, two the rotation connecting rod top all seted up with spacing picture peg complex rotation groove, every the rotation connecting rod inboard in rotation groove both ends is inside all seted up with spacing picture peg complex fixed slot, every all the symmetry is fixed with the spring between spacing picture peg top and the bracing piece is inside, every spacing picture peg side all is fixed with the removal push pedal, two removal push pedal complex movable groove has all been seted up to bracing piece inside.

Further, revolution mechanic includes connecting sleeve piece, dwang, rotation screw rod and fixed clamp splice, the bracing piece both sides are fixed with the dwang respectively and rotate the screw rod, all rotate the cover on dwang and the rotation screw rod and be equipped with connecting sleeve piece, two connecting sleeve piece bottom is all fixed on the bracing piece top, the one end thread bush that the rotation screw rod extends to the connecting sleeve piece outside is equipped with fixed clamp splice.

Furthermore, the front end and the rear end of each rotating connecting rod are both arranged to be bent, and the width of the middle transverse section of each rotating connecting rod is equal to that of the bottom support.

Furthermore, one end of each limiting inserting plate, which is close to the rotating connecting rod, is provided with an arc shape, and each rotating groove is provided with a fan shape matched with the limiting inserting plate.

Furthermore, the radian from each limiting inserting plate to the side edge of each rotating groove is 90 degrees, and two fixing grooves in each rotating connecting rod are designed to be perpendicular to each other.

Furtherly, every remove the push pedal top and all equal to the height of fixed slot to the height between the activity groove top, every the bracing piece is inside all to be seted up in spacing picture peg complex standing groove.

Furthermore, the rotating screw rod is arranged to be transversely arranged in a T shape, and two rotating holes matched with the rotating rod and the rotating screw rod are respectively formed in the connecting sleeve blocks.

Through the above-mentioned embodiment of this application, the rotary type connection structure has been adopted, through the rotatable formula design of rotating the connecting rod, when needs remove the teaching blank, can rotate the universal wheel to bottom support bottom, support the teaching blank, can promote the teaching blank and remove, remove and accomplish the back, rotate the universal wheel to bottom support side fixed can, solved current teaching board for the convenience remove the problem that leads to the bottom when using, great improvement the stability when teaching board uses.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic perspective view of an embodiment of the present application;

FIG. 2 is a schematic sectional front view of a portion of an embodiment of the present application;

FIG. 3 is a schematic side sectional view of a portion of one embodiment of the present application;

FIG. 4 is a schematic side sectional view of a rotated partial structure according to an embodiment of the present application.

In the figure: 1. a teaching whiteboard; 2. a support bar; 3. a bottom bracket; 4. rotating the connecting rod; 5. a universal wheel; 6. a limiting inserting plate; 7. a rotating groove; 8. a fixing groove; 9. a spring; 10. moving the push plate; 11. a movable groove; 12. connecting the sleeve blocks; 13. rotating the rod; 14. rotating the screw; 15. and fixing the clamping block.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the accompanying drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as the case may be.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1-4, a movable teaching board includes a teaching white board 1, a support rod 2 and a bottom bracket 3, wherein the support rod 2 is connected to two sides of the teaching white board 1 through a rotating structure, and the bottom bracket 3 is fixed at the bottom end of the support rod 2; the inside of the bottom support 3 is rotatably sleeved with rotating connecting rods 4, two ends of each of the two rotating connecting rods 4, which extend to the outer side of the bottom support 3, are respectively fixed with a universal wheel 5, the inside of each supporting rod 2 at the top end of each rotating connecting rod 4 is slidably provided with a limiting inserting plate 6, the top ends of the two rotating connecting rods 4 are respectively provided with a rotating groove 7 matched with the limiting inserting plate 6, the inside of each rotating connecting rod 4 at the inner side of each end of each rotating groove 7 is respectively provided with a fixed groove 8 matched with the limiting inserting plate 6, a spring 9 is symmetrically fixed between the top end of each limiting inserting plate 6 and the inside of each supporting rod 2, the side edge of each limiting inserting plate 6 is respectively fixed with a movable push plate 10, the inside of each supporting rod 2 is respectively provided with a movable groove 11 matched with the movable push plate 10, and through the movable design of the universal wheels 5, the universal wheels 5 can be rotated to the side edge of the bottom support 3 during writing, so as to ensure the stability of the teaching whiteboard 1 when the teaching whiteboard is laid, and during moving, the teaching whiteboard, the universal wheels 5 can be rotated to the bottom support 3;

the rotating structure comprises a connecting sleeve block 12, a rotating rod 13, a rotating screw rod 14 and a fixed clamping block 15, the rotating rod 13 and the rotating screw rod 14 are respectively fixed on two sides of the supporting rod 2, the connecting sleeve block 12 is rotatably sleeved on the rotating rod 13 and the rotating screw rod 14, the bottom ends of the two connecting sleeve blocks 12 are respectively fixed at the top end of the supporting rod 2, the fixed clamping block 15 is sleeved on one end of the rotating screw rod 14, which extends to the outer side of the connecting sleeve block 12, through threads, the teaching white board 1 is convenient to rotate, and therefore the display angle of the teaching white board 1 is convenient to adjust; the front end and the rear end of each rotating connecting rod 4 are arranged in a bent shape, the width of the middle transverse section of each rotating connecting rod 4 is equal to that of the bottom bracket 3, the rotating connecting rods 4 are conveniently connected with the universal wheels 5, and the rotating connecting rods 4 are prevented from moving forwards and backwards in the bottom bracket 3; one end of each limiting inserting plate 6, which is close to the rotating connecting rod 4, is arranged to be arc-shaped, and each rotating groove 7 is arranged to be fan-shaped and matched with the limiting inserting plate 6, so that the rotating connecting rod 4 can conveniently rotate on the limiting inserting plate 6; the radian from each limiting inserting plate 6 to the side edge of each rotating groove 7 is 90 degrees, and the two fixing grooves 8 in each rotating connecting rod 4 are designed to be perpendicular to each other, so that the universal wheel 5 can rotate 90 degrees to the side edge of the bottom bracket 3, and the rotating connecting rods 4 can be conveniently limited and fixed by inserting the limiting inserting plates 6 into the fixing grooves 8; the height from the top end of each movable push plate 10 to the top end of the movable groove 11 is equal to the height of the fixed groove 8, and a placing groove matched with the limiting inserting plate 6 is formed in each supporting rod 2, so that the limiting inserting plate 6 can move out of the fixed groove 8 when the movable push plates 10 are pulled to abut against the movable grooves 11; the rotary screw 14 is arranged in a transverse T shape, and the two connecting sleeve blocks 12 are respectively provided with a rotary hole matched with the rotary rod 13 and the rotary screw 14, so that the fixed clamping block 15 is prevented from being separated from the rotary screw 14, and the teaching whiteboard 1 is convenient to rotate.

This application is when using, when normal use teaching blank 1, upwards pulling removes push pedal 10, make remove push pedal 10 and drive spacing picture peg 6 compression spring 9 and shift up, remove push pedal 10 butt behind activity groove 11 top, spacing picture peg 6 shifts out fixed slot 8 and is located and rotates inside 7 grooves, spacing picture peg 6 removes the fixed of rotating connecting rod 4 this moment, rotate rotating connecting rod 4, rotate universal wheel 5 to bottom support 3 side back, spacing picture peg 6 aligns with another fixed slot 8, loosen and remove push pedal 10, make spacing picture peg 6 under the promotion of spring 9, insert inside another fixed slot 8, can fix rotating connecting rod 4, make bottom support 3 support teaching blank 1, guarantee that teaching blank 1 can stably place, twist and move fixed clamp 15, make fixed clamp 15 remove the clamp of connecting sleeve block 12, can rotate teaching blank 1, adjust the show angle of teaching blank 1, after the adjustment is accomplished, it can to twist fixed clamp 15 again to connect sleeve block 12 clamp tightly fixedly, when removing, the push pedal removes connecting rod 4 is rotated to the direction, make universal wheel 5 lower position universal wheel 5 can all communicate through this external switch control in the universal wheel 5, can communicate with this external power supply.

The application has the advantages that:

1. the teaching whiteboard is simple in operation, the universal wheels 5 can be adjusted to the bottom end or the side edge of the bottom support 3 through the rotary design of the rotary connecting rod 4, so that the teaching whiteboard 1 can be conveniently moved or horizontally placed, the horizontal placing stability of the teaching whiteboard 1 is ensured through the contact area between the bottom support 3 and the ground, and the use stability of the teaching board is improved;

2. this application is rational in infrastructure, through the rotatable formula design of teaching blank 1, in the teaching board use, can rotate teaching blank 1 according to the size and the light etc. in market place, adjusts teaching blank 1's show angle, guarantees that the viewer can see clearly the picture and text on teaching blank 1 surface, has improved the suitability of teaching board.

It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A movable teaching board, comprising: the teaching whiteboard comprises a teaching whiteboard (1), supporting rods (2) and a bottom support (3), wherein the supporting rods (2) are connected to two sides of the teaching whiteboard (1) through rotating structures, and the bottom support (3) is fixed at the bottom end of each supporting rod (2); bottom support (3) inside rotation has cup jointed rotation connecting rod (4), two the both ends that rotation connecting rod (4) extended to the bottom support (3) outside all are fixed with universal wheel (5), every bracing piece (2) inside all sliding be provided with spacing picture peg (6), two rotation connecting rod (4) top all seted up with spacing picture peg (6) complex rotation groove (7), every rotation groove (7) both ends inboard rotation connecting rod (4) inside all seted up with spacing picture peg (6) complex fixed slot (8), every all the symmetry is fixed with spring (9), every between spacing picture peg (6) top and bracing piece (2) inside spacing picture peg (6) side all is fixed with removal push pedal (10), two bracing piece (2) inside has all seted up push pedal removal push pedal (10) complex activity groove (11).

2. A movable teaching board according to claim 1, wherein: rotating-structure is including connecting cover block (12), dwang (13), rotating screw rod (14) and fixed clamp splice (15), bracing piece (2) both sides are fixed with dwang (13) and rotation screw rod (14) respectively, all rotate the cover on dwang (13) and rotation screw rod (14) and be equipped with connection cover block (12), two connect cover block (12) bottom and all fix on bracing piece (2) top, a pot head that rotation screw rod (14) extends to the connection cover block (12) outside is equipped with fixed clamp splice (15).

3. A movable teaching board according to claim 1, wherein: every rotation connecting rod (4) front and back end all sets up to the form of buckling, two the width of rotation connecting rod (4) middle part horizontal section all equals the width of bottom support (3).

4. A movable teaching board according to claim 1, wherein: every limit insertion plate (6) are close to the one end of rotating connecting rod (4) and all set up to the arc, every rotate all setting up of groove (7) into with limit insertion plate (6) complex fan-shaped.

5. A movable teaching board according to claim 1, wherein: every the radian between spacing picture peg (6) and rotation groove (7) side is 90, every two fixed slots (8) of rotation connecting rod (4) inside all are mutually perpendicular designs.

6. A movable teaching board according to claim 1, wherein: every remove the height that highly all equals fixed slot (8) between push pedal (10) top to activity groove (11) top, every bracing piece (2) inside all is seted up in spacing picture peg (6) complex standing groove.

7. A movable teaching board according to claim 2, wherein: the rotary screw rod (14) is arranged to be transversely arranged in a T shape, and two rotary holes matched with the rotary rod (13) and the rotary screw rod (14) are respectively formed in the connecting sleeve block (12).