CN111761971A - Multifunctional mechanized assembled teaching blackboard device - Google Patents
Multifunctional mechanized assembled teaching blackboard device Download PDFInfo
- Publication number
- CN111761971A CN111761971A CN202010585829.8A CN202010585829A CN111761971A CN 111761971 A CN111761971 A CN 111761971A CN 202010585829 A CN202010585829 A CN 202010585829A CN 111761971 A CN111761971 A CN 111761971A
- Authority
- CN
- China
- Prior art keywords
- plate
- block
- frame
- elastic
- self
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/04—Blackboards
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The embodiment of the invention discloses a multifunctional mechanized assembled teaching blackboard device, which comprises a supporting frame embedded in a wall body and a combined blackboard arranged on the supporting frame; the combined blackboard comprises a side pulling combined block positioned at the upper half part and a functional combined block positioned at the lower half part; the side-pulling combination block at least comprises two side-pulling plate blocks, and the functional combination block at least comprises a plurality of groups of rotating plate blocks which can turn outwards; the bearing frame comprises a first side frame for movably mounting the side-pulling combination blocks, a second side frame for movably mounting the functional combination blocks, and a track frame for accommodating the side-pulling plate blocks which are pulled to the outer side from the first side frame, wherein an inner self-elastic side-pulling plate block supply cavity in one-to-one correspondence with each side-pulling plate block is formed in the first side frame, and an inner self-elastic rotary plate block supply cavity in one-to-one correspondence with each group of rotary plate blocks is formed in the second side frame. The effect of enlarging the teaching writing space, adding the answering space and improving the teaching quality and the teaching efficiency is realized.
Description
Technical Field
The embodiment of the invention relates to the field of blackboard structures for teaching, in particular to a multifunctional mechanical assembled teaching blackboard device.
Background
The blackboard is used as an indispensable writing tool in teaching, and great convenience is brought to the teaching work of teachers. In the actual teaching process, can carry out the interdynamic based on between blackboard and the student, improve student's study and concentrate on the degree.
Even if the existing blackboard is only used for teaching by teachers, the size and the space of a classroom are often limited, for example, the blackboard is too large, the content at the corners of the blackboard cannot be spread into the visual field of all students in the classroom, various external factors such as light reflection exist in reality, the size of the blackboard and the space of the classroom is limited, the teaching content in a class is often difficult to meet, in order to spread the visual field of the students, the teaching content is often written in the middle of the blackboard, but the teachers need to repeatedly wipe to continuously write new teaching content for classroom teaching, a lot of wiping time is wasted, and the content writing on the blackboard is slow.
On this basis, if further increase the interaction of teaching in-process, will certainly need additionally to increase certain writing and interactive space at the interaction in-process, cause especially that blackboard usable floor area is not enough, reduce the teaching quality, additionally occupy a large amount of and clean the scheduling problem of time.
Disclosure of Invention
Therefore, the embodiment of the invention provides a multifunctional mechanized assembled teaching blackboard device, which can enlarge the teaching space of teachers through side-pull combination blocks by dividing the side-pull combination blocks and the functional combination blocks in a targeted manner, enlarge the interaction space on the premise of not occupying the space of the teaching blackboard additionally based on the arrangement of rotary plates, further avoid the problems of mutual reference and frequent question watching in answering and improve the exercise of memory answering by the rotary design; simultaneously based on the design of interior self-eject formula structure, improve the maneuverability of whole blackboard, make different blackboard faces pop out to same vertical face on, improve holistic writing and observation effect.
In order to achieve the above object, an embodiment of the present invention provides the following:
in one aspect of the embodiment of the invention, the multifunctional mechanized assembled teaching blackboard device is characterized by comprising a supporting frame at least partially embedded in a wall body, and a combined blackboard arranged on the supporting frame;
the combined blackboard comprises a side pulling combined block positioned at the upper half part and a functional combined block positioned at the lower half part;
the side pulling combination block at least comprises two side pulling plate blocks, and the functional combination block at least comprises a rotary plate block at least part of which can rotate outwards;
the supporting frame comprises a first side frame for movably mounting the side pulling combination blocks, a second side frame for movably mounting the function combination blocks and a track frame for accommodating the side pulling plate blocks which are pulled outwards from the first side frame, wherein an inner self-elastic side pulling plate block supply cavity corresponding to at least one side pulling plate block one to one is formed in the first side frame, and an inner self-elastic rotating plate block supply cavity corresponding to each group of rotating plate blocks one to one is formed in the second side frame.
As a preferable aspect of the present invention, the side pulling assembly block includes a first side pulling plate and a second side pulling plate sequentially stacked from inside to outside, and the first side pulling plate is located in the inner self-elastic side pulling block supply cavity, and the second side pulling plate is configured to alternately move in the first side frame and the track frame; wherein the content of the first and second substances,
when the second side pulling plate is positioned on the track frame, the first side pulling plate is ejected out through the inner self-elastic side pulling plate block supply cavity until the surface of the first side pulling plate and the surface of the second side pulling plate are on the same vertical plane.
As a preferable aspect of the present invention, the rotating plate includes at least one inner spring plate located in the inner self-spring type rotating plate supply cavity, and a plurality of cover plates rotatably disposed outside the inner spring plate and covering the inner spring plate; and the number of the first and second electrodes,
rotating the cover plate is used for enabling the inner elastic plate to be outwards ejected.
As a preferable aspect of the present invention, the side pulling plate block and the rotating plate block are respectively connected to the inner self-elastic side pulling plate block supplying cavity or the inner self-elastic rotating plate block supplying cavity through a self-elastic component;
and the side pulling plate block or the rotating plate block is pressed to enable the side pulling plate block or the rotating plate block to alternately perform between an ejection locking state and a retraction locking state.
As a preferable scheme of the present invention, the self-elastic assembly includes a bottom plate, a guide block disposed on the bottom plate, and a locking pull rod and a return spring which are disposed on the bottom plate and disposed on opposite sides of the guide block, wherein a first guide groove and a second guide groove which are communicated with each other are formed in the guide block, a displacement difference is formed between two end portions of the first guide groove and the second guide groove along a stretching direction of the return spring, one end of the locking pull rod close to the return spring alternately moves in the first guide groove and the second guide groove, and one end of the guide block far from the locking pull rod is further provided with a hook and a locking component;
the clamping hook is used for clamping the side pulling plate block or the rotating plate block to be in a retraction locking state;
the clamping and stopping component is used for clamping and stopping the side pulling plate or the rotating plate in a popup locking state.
As a preferable aspect of the present invention, an extension groove with a gradually increasing recessed depth is formed in the extension direction from the locking pull rod to the return spring on the side of the bottom plate away from the locking pull rod, the hook is slidably disposed on the inner bottom surface of the extension groove, and at least a part of the hook can be located above the upper surface of the bottom plate;
the clamping and stopping component comprises an inner blocking piece which is embedded in the extending groove through an elastic sheet and far away from one side of the clamping hook, and an outer blocking piece which is fixedly arranged on the bottom plate, and a clamping gap for clamping the side pulling plate block or the rotating plate block is formed between the inner blocking piece and the outer blocking piece in a matching mode.
As a preferred scheme of the present invention, each of the side pulling plate blocks or the rotating plate blocks is connected with a plurality of self-elastic components, and the self-elastic components are symmetrically arranged on the side pulling plate blocks or the rotating plate blocks;
the bottom surface of the inner blocking piece on each self-elastic component extends outwards to be connected with a pull rod, and the pull rod is pulled to drive the inner blocking piece to move downwards;
the back of the side pulling plate or the rotating plate is provided with a clamping plate, and the clamping plate and the self-elastic component are arranged in a one-to-one correspondence mode.
As a preferable scheme of the present invention, a plurality of vertical through slots are formed through the inner spring plate, and when the cover plate is rotated to a surface perpendicular to the surface of the inner spring plate, the inner spring plate can be ejected and at least a portion of the cover plate is located in the vertical through slots.
As a preferable scheme of the present invention, the first side frame and the rail frame are provided with a moving chute, wherein one of the side pulling plate blocks is slidably disposed in the moving chute;
the movable sliding groove in the first edge frame extends inwards to form a limiting guide groove, two sides of the side pulling plate block in the inner self-elastic side pulling plate block supply cavity are connected with limiting rods, and the other end of each limiting rod extends into the limiting guide groove.
As a preferable scheme of the present invention, a limiting guide groove is formed in the second sub frame to extend from inside to outside, and the rotating plate is at least partially movably disposed in the limiting guide groove.
The embodiment of the invention has the following advantages:
1) the side-pull combination blocks and the functional combination blocks are arranged in a matched manner, so that the problem of a simple writing space of a traditional blackboard (comprising a push-pull blackboard) is solved, and a design idea of a question answering space is given from the perspective of students;
2) the arrangement of the side pulling combination blocks avoids the problem of over-deflection of the writing space of the blackboard on the basis of expanding the writing space, and meanwhile, the popped side pulling block can be positioned on the same vertical plane with the original block on the basis of an inner-popping type design mode, so that a plurality of blocks can be effectively spliced, the observation is convenient, and the teaching quality and the teaching efficiency are improved;
3) the further setting of rotatory plate when coming out the answer space independently, does not occupy the space of teaching in-process blackboard, simultaneously, can further avoid many people answer in-process to refer to each other and frequently see the question scheduling problem through the mode of upset, improves the training to memory in the answer, tempers answer speed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
Fig. 1 is a schematic structural diagram of a multifunctional mechanized assembled teaching blackboard device provided in an embodiment of the present invention;
FIG. 2 is a schematic view of a support shelf according to an embodiment of the present invention;
fig. 3 is a partial structural schematic view of a self-eject assembly according to an embodiment of the present invention;
FIG. 4 is a partial schematic structural view of the self-eject assembly in the retracted locked state according to the embodiment of the present invention;
fig. 5 is a partial structural schematic view of the self-eject assembly in the eject locking state according to the embodiment of the present invention;
FIG. 6 is a schematic structural diagram of the second side pulling plate relative to the first side pulling plate during the pulling process according to the embodiment of the present invention;
FIG. 7 is a schematic structural view of the first side pulling plate and the second side pulling plate in a stacked state according to the embodiment of the present invention;
fig. 8 is a schematic structural view of the second side pulling plate in a state of being completely pulled out relative to the first side pulling plate in the embodiment of the present invention.
In the figure:
1-a support frame; 2-side pulling the combined block; 3-a functional combination block; 4-a self-ejecting assembly;
11-a first side frame; 12-a second side frame; 13-a rail frame;
111-a mobile chute; 112-a limiting guide groove;
21-a first side pulling plate; 22-a second side pulling plate;
211-a clamping plate;
31-inner springboard; 32-a cover plate;
311-vertical through grooves;
40-a bottom plate; 41-a guide block; 42-locking pull rod; 43-a return spring;
401-an extension slot;
411-first guide groove; 412-a second guide slot; 413-hook;
441-elastic piece; 442-an inner stop; 443-outer stop; 444-clamping gap; 445-Pull rod.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. 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 invention.
Present blackboard is in the use, its usable floor area often is difficult to satisfy the teaching demand of mr a lesson, at this in-process, often can increase through increasing the blackboard area and write the area, however, increase along with the blackboard area, can lead to effective field of vision inadequately thereupon, and if adopt the setting of a plurality of orbital folded plates, then the polylith folded plate has the displacement difference each other on vertical face to also can influence each other between the polylith folded plate that causes because shadow and light etc. are different to the influence of every folded plate. In addition, in the actual use process, based on the interactive demand in the teaching process, a large amount of effective area of the blackboard needs to be occupied, and further more inconvenience is brought to the teaching process.
On this basis, further through the design to the blackboard in this application, additionally not increasing the whole effective space that occupies of blackboard, when guaranteeing that the blackboard sets up the position and be the best position, enlarge the holistic area of writing of blackboard, and the region of writing in every use is the best region, simultaneously, through the mode that sets up of interior bullet formula, make the plate that pops out on vertical face with other plates on same vertical face, the realization is convenient for write, look over and the effect of wiping.
Specifically, as shown in fig. 1 to 5, the invention provides a multifunctional mechanized assembled teaching blackboard device, which comprises a support frame 1 at least partially embedded in a wall body, and a combined blackboard arranged on the support frame 1;
the combined blackboard comprises a side pulling combined block 2 positioned at the upper half part and a functional combined block 3 positioned at the lower half part;
the side-pulling combination block 2 at least comprises two side-pulling plate blocks, and the functional combination block 3 at least comprises a rotary plate block at least part of which can rotate outwards;
the supporting frame 1 comprises a first side frame 11 for movably mounting the side pulling combination blocks 2, a second side frame 12 for movably mounting the function combination blocks 3, and a track frame 13 for accommodating the side pulling plate blocks which are pulled outwards from the first side frame 11, wherein an internal self-elastic type side pulling plate block supply cavity corresponding to at least one side pulling plate block one to one is formed in the first side frame 11, and an internal self-elastic type rotating plate block supply cavity corresponding to each group of rotating plate blocks one to one is formed in the second side frame 12.
This design is whole from the convenience that mr wrote and is set out, will incline and draw modular block 2 to set up in first half, with functional modular block setting in first half, not only can not influence mr's actual teaching on the whole, and also can plan out partly to be used for interactive teaching under the limited prerequisite in the whole space of blackboard. On the basis, the arrangement of the inner self-elastic type side pulling plate block supply cavity is utilized, so that a plurality of side pulling plate blocks are positioned on the same vertical plane in the use process, the observation quality is improved, and the influence of external factors such as environment on the expanded observation quality between the superposed plate blocks is further reduced; furthermore, through the design of the rotating plate block, after a teacher gives questions, students can pop out the plate block of the internal self-ejection type rotating plate block supply cavity through the rotating plate block and use the plate block for answering the questions, in addition, the rotating part and the popping-out part can be arranged in a superposition mode in the whole operation process, the questions can be covered in a rotating mode, the answering is further carried out on the popping-out part, and the training of the question-keeping capacity is further improved.
Whole structure adopts supporting rack 1 to set up, through can adjusting the mounted position of supporting rack 1 according to actual conditions, further improves the application scope among its application, can install its height according to the student pertinence of different grades.
In a specific arrangement, the side pulling combination block 2 comprises a first side pulling plate 21 and a second side pulling plate 22 which are sequentially stacked from inside to outside, the first side pulling plate 21 is positioned in the inner self-elastic side pulling block supply cavity, and the second side pulling plate 22 is used for alternately moving in the first side frame 11 and the track frame 13; wherein the content of the first and second substances,
when the second side pull plate 22 is located on the track frame 13, the first side pull plate 21 is ejected out through the inner self-elastic side pull plate block supply cavity until the surface is on the same vertical plane as the surface of the second side pull plate 22. Such mode of setting up can make first side arm-tie 21 and second side arm-tie 22 area unanimous basically, simultaneously, can additionally not increase too much track, it is too much to cause the whole track of blackboard, crisscross the arranging between the track, the in-process that slides for a long time appears derailing scheduling problem easily, and, the effective cooperation of first side arm-tie 21 and second side arm-tie 22, the effective increase of writing the area has been realized, under general condition, at the teaching in-process, increase the in-service use demand that can satisfy the teaching again on the basis of current blackboard writing area. The integral structure is simple, and the operation of teachers is more convenient.
In a further preferred embodiment, in order to further improve the convenience of operation, facilitate a plurality of students to simultaneously answer interactive questions corresponding to the questions and improve the whole teaching efficiency, the rotating plate comprises at least one inner springboard 31 located in the inner self-springing type rotating plate supply cavity, and a plurality of cover plates 32 rotatably arranged outside the inner springboard 31 and used for covering the inner springboard 31; and the number of the first and second electrodes,
the cover plate 32 is rotated for causing the inner spring plate 31 to be outwardly sprung.
Such setting can realize that the mr writes a topic respectively on every apron 32 simultaneously to please many students to answer a question simultaneously, in the actual operation in-process, rotate polylith apron 32, pop out interior springboard 31 this moment, the space of answering appears, the topic wherein after apron 32 is rotatory is back to the person who answers a question, thereby can realize the purpose of writing the training in the interactive while answering a question. Moreover, the same type of questions or simultaneous interaction of a plurality of questions after finishing one small chapter can better improve the interaction efficiency, reduce the time wasted by answering the questions individually by each student, or the teacher neglects the answering person to answer the questions in the teaching requirement of other students and directly performs the education of other teaching, thereby causing the mistakes and omissions of the answering person on the teaching information.
In a further preferred embodiment, the side pulling plate block and the rotating plate block are respectively connected to the inner self-elastic side pulling plate block supply cavity or the inner self-elastic rotating plate block supply cavity through a self-elastic assembly 4;
and the side pulling plate block or the rotating plate block is pressed to enable the side pulling plate block or the rotating plate block to alternately perform between an ejection locking state and a retraction locking state.
In a further preferred embodiment, as shown in fig. 3-5, the self-elastic assembly 4 includes a bottom plate 40, a guide block 41 disposed on the bottom plate 40, and a locking pull rod 42 and a return spring 43 disposed on the bottom plate 40 and disposed on opposite sides of the guide block 41, a first guide groove 411 and a second guide groove 412 are formed in the guide block 41 and are communicated with each other, a displacement difference is formed between two ends of the first guide groove 411 and the second guide groove 412 along a telescopic direction of the return spring 43, one end of the locking pull rod 42 close to the return spring 43 alternately moves in the first guide groove 411 and the second guide groove 412, and one end of the guide block 41 far from the locking pull rod 42 is further provided with a hook 413 and a locking component;
the clamping hook 413 is used for clamping the side pulling plate block or the rotating plate block to be in a retraction locking state;
the clamping and stopping component is used for clamping and stopping the side pulling plate or the rotating plate in a popup locking state.
In a further preferred embodiment, an extension groove 401 with a gradually increasing recessed depth is formed in the bottom plate 40 on a side away from the locking pull rod 42 in an extension direction from the locking pull rod 42 to the return spring 43, the hook 413 is slidably disposed on an inner bottom surface of the extension groove 401, and at least a part of the hook 413 can be located above an upper surface of the bottom plate 40;
the locking assembly includes an inner stopper 442 embedded in the extension groove 401 through a spring 441, and an outer stopper 443 fixed on the hook 413, wherein a locking gap 444 for locking the side pulling plate or the rotating plate is formed between the inner stopper 442 and the outer stopper 443.
In a more preferred embodiment, each of the side pulling plate blocks or the rotating plate block is connected with a plurality of self-elastic components 4, and the self-elastic components 4 are symmetrically arranged on the side pulling plate blocks or the rotating plate block;
a pull rod 445 extends outwards from the bottom surface of the inner stopper 442 on each self-elastic component 4, and the pull rod 445 is pulled to drive the inner stopper 442 to move downwards;
the back of the side pulling plate or the rotating plate is provided with a clamping plate 211, and the clamping plate 211 and the self-elastic components 4 are arranged in a one-to-one correspondence mode.
Of course, here, the guide block 41 slides by the staggered movement of the locking rod 42 in the first guide slot 411 and the second guide slot 412, and the hook 413 is driven to move in the extension slot 401, so that the hook 413 extends out of the surface of the extension slot 401 or is located inside the extension slot 401, and the clamping or removing is realized by providing a protrusion on the clamping plate 211, which is matched with a slot body formed before the hook 413 and the main body part of the guide block 41. When the clamping plate 211 moves out, the outer blocking piece 443 is located on the side of the inner blocking piece 442 away from the locking pull rod 42, so that a clamping gap 444 is formed between the outer blocking piece 443 and the inner blocking piece 442, and since the surface of the inner blocking piece 442 facing the locking pull rod 42 is an inclined surface, the sprung clamping plate 211 can press the inner blocking piece 442 and move to the side thereof facing away from the locking pull rod 42, thereby effectively achieving the clamping between the inner blocking piece and the locking pull rod. Further, when the clamping plate 211 needs to be pushed in, the inner stopper 442 can be driven to move downwards only by pulling the pull rod 445 downwards, and the clamping plate 211 is further pushed in, of course, the pull rod 445 can further extend to connect the operating rod, and the operating rod is located on the side face of the blackboard face, so that the handheld operation is facilitated. Of course, the above-mentioned tie rods 445 in the plurality of self-eject assemblies 4 may be further connected by a plurality of links so that a synchronous operation may be achieved.
Meanwhile, it should be noted that the connection between the first guide groove 411 and the second guide groove 412 is formed in a stepped structure so that the alternate movement of the locking bar 42 in the first guide groove 411 and the second guide groove 412 can be guided.
In a further preferred embodiment, a plurality of vertical through slots 311 are formed through the inner elastic plate 31, and when the cover plate 32 is rotated to a surface perpendicular to the surface of the inner elastic plate 31, the inner elastic plate 31 can be ejected and at least a part of the cover plate 32 is located in the vertical through slots 311. Namely, the cover plate 32 is partially clamped in the vertical through groove 311, so that the cover plate 32 after rotation is further prevented from rotating during misoperation, answers are influenced, and meanwhile, students answering each other can be isolated by the cover plate 32 after rotation, so that mutual communication is avoided.
Of course, the cover plate 32 may be connected by a hinge, preferably formed by a fixedly disposed base plate 40 extending outwardly. Of course, the area of the vertical through slot 311 may be further set to be larger than the cross-sectional area of the cover plate 32 penetrating through the vertical through slot 311, so as to further facilitate the practical operation.
In a more preferred embodiment, the first side frame 11 and the track frame 13 are provided with a moving chute 111, wherein a side pulling plate block is slidably disposed in the moving chute 111;
the moving sliding groove 111 in the first side frame 11 extends inwards to form a limiting guide groove 112, two sides of the side pulling plate block in the inner self-elastic side pulling plate block supplying cavity are connected with limiting rods, and the other ends of the limiting rods extend into the limiting guide groove 112.
In a further preferred embodiment, the second sub frame is formed with a limiting guide groove 112 extending from inside to outside, and the rotating plate is at least partially movably disposed in the limiting guide groove 112.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (10)
1. A multifunctional mechanized assembled teaching blackboard device is characterized by comprising a support frame (1) at least partially embedded in a wall body, and a combined blackboard arranged on the support frame (1);
the combined blackboard comprises a side pulling combined block (2) positioned at the upper half part and a functional combined block (3) positioned at the lower half part;
the side pulling combination block (2) at least comprises two side pulling plate blocks, and the functional combination block (3) at least comprises a rotary plate block at least partially capable of rotating towards the outer side;
the supporting frame (1) comprises a first side frame (11) used for movably mounting the side pulling combination blocks (2), a second side frame (12) used for movably mounting the function combination blocks (3), and a track frame (13) used for accommodating the side pulling plate blocks which are pulled and moved outwards from the first side frame (11), wherein an inner self-elastic type side pulling plate block supply cavity corresponding to at least one side pulling plate block in a one-to-one mode is formed in the first side frame (11), and an inner self-elastic type rotating plate block supply cavity corresponding to each group of rotating plate blocks in a one-to-one mode is formed in the second side frame (12).
2. A multi-functional mechanized assembly type teaching blackboard device according to claim 1, wherein the side-pull combination block (2) includes a first side-pull plate (21) and a second side-pull plate (22) stacked in sequence from inside to outside, and the first side-pull plate (21) is located in the inner self-eject side-pull block supply chamber, and the second side-pull plate (22) is used for moving alternately in the first side frame (11) and the track frame (13); wherein the content of the first and second substances,
when the second side pull plate (22) is positioned on the track frame (13), the first side pull plate (21) is ejected out of the inner self-elastic side pull plate block supply cavity until the surface is on the same vertical plane as the surface of the second side pull plate (22).
3. A multi-functional mechanized assembly type teaching blackboard device according to claim 1 or 2, wherein the rotating board includes at least one inner elastic plate (31) in the inner self-elastic rotating board supply chamber, and a plurality of cover plates (32) rotatably disposed outside the inner elastic plate (31) for covering the inner elastic plate (31); and the number of the first and second electrodes,
rotating the cover plate (32) for ejecting the inner eject plate (31) outward.
4. A multi-functional mechanized assembled teaching blackboard device according to claim 1 or 2, wherein the side pulling board block and the rotating board block are connected to the inner self-elastic side pulling board block supply cavity or the inner self-elastic rotating board block supply cavity through self-elastic components (4);
and the side pulling plate block or the rotating plate block is pressed to enable the side pulling plate block or the rotating plate block to alternately perform between an ejection locking state and a retraction locking state.
5. The blackboard device according to claim 4, wherein the self-eject assembly (4) includes a bottom plate (40), a guide block (41) disposed on the bottom plate (40), and a locking rod (42) and a return spring (43) disposed on the bottom plate (40) and disposed on two opposite sides of the guide block (41), the guide block (41) has a first guide slot (411) and a second guide slot (412) formed therein, and the first guide slot (411) and the second guide slot (412) have a displacement difference at two ends thereof along the extension and retraction direction of the return spring (43), the locking rod (42) has an end close to the return spring (43) and alternately moves in the first guide slot (411) and the second guide slot (412), and the guide block (41) has an end far from the locking rod (42) and is further provided with a hook (413) and a stop group A member;
the clamping hook (413) is used for clamping the side pulling plate block or the rotating plate block to be in a retraction locking state;
the clamping and stopping component is used for clamping and stopping the side pulling plate or the rotating plate in a popup locking state.
6. A multi-functional mechanized assembled teaching blackboard device according to claim 5, wherein the side of the bottom plate (40) far from the locking pull rod (42) is formed with an extension groove (401) with gradually increasing concave depth from the locking pull rod (42) to the extension direction of the return spring (43), the hook (413) is slidably disposed on the inner bottom surface of the extension groove (401), and the hook (413) can be at least partially located above the upper surface of the bottom plate (40);
the clamping and stopping component comprises an inner blocking piece (442) which is embedded in the extending groove (401) through an elastic piece (441) and far away from one side of the clamping hook (413), and an outer blocking piece (443) which is fixedly arranged on the clamping hook (413), and a clamping gap (444) for clamping the side pulling plate block or the rotating plate block is formed between the inner blocking piece (442) and the outer blocking piece (443) in a matched mode.
7. A multifunctional mechanized assembled teaching blackboard device according to claim 6, wherein each of the side pulling board or the rotating board is connected with a plurality of self-ejection assemblies (4), and the self-ejection assemblies (4) are symmetrically arranged on the side pulling board or the rotating board;
the bottom surface of the inner stopper (442) on each self-elastic component (4) extends outwards to be connected with a pull rod (445), and the pull rod (445) is pulled to drive the inner stopper (442) to move downwards;
the back of the side pulling plate or the rotating plate is provided with a clamping plate (211), and the clamping plate (211) and the self-elastic components (4) are arranged in a one-to-one correspondence mode.
8. A multifunctional mechanized assembled teaching blackboard device according to claim 3, wherein a plurality of vertical through slots (311) are formed on the inner springboard (31) in a penetrating manner, and when the cover board (32) is rotated to a surface perpendicular to the surface of the inner springboard (31), the inner springboard (31) can be ejected and at least part of the cover board (32) is located in the vertical through slots (311).
9. A multi-functional mechanized assembled teaching blackboard device according to claim 1 or 2, wherein the first side frame (11) and the track frame (13) are provided with a moving chute (111), wherein a side pulling plate is slidably disposed in the moving chute (111);
the moving sliding groove (111) in the first side frame (11) extends inwards to form a limiting guide groove (112), two sides of the side pulling plate block in the inner self-elastic side pulling plate block supplying cavity are connected with limiting rods, and the other ends of the limiting rods extend to be located in the limiting guide groove (112).
10. A multi-functional mechanized assembled teaching blackboard device according to claim 1 or 2, wherein the second sub-frame is formed with a limiting guide groove (112) extending from inside to outside, and the rotary board is at least partially movably disposed in the limiting guide groove (112).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010585829.8A CN111761971A (en) | 2020-06-24 | 2020-06-24 | Multifunctional mechanized assembled teaching blackboard device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010585829.8A CN111761971A (en) | 2020-06-24 | 2020-06-24 | Multifunctional mechanized assembled teaching blackboard device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111761971A true CN111761971A (en) | 2020-10-13 |
Family
ID=72722400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010585829.8A Withdrawn CN111761971A (en) | 2020-06-24 | 2020-06-24 | Multifunctional mechanized assembled teaching blackboard device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111761971A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112150863A (en) * | 2020-11-05 | 2020-12-29 | 林均 | Multimode english teaching interactive installation based on english teaching |
-
2020
- 2020-06-24 CN CN202010585829.8A patent/CN111761971A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112150863A (en) * | 2020-11-05 | 2020-12-29 | 林均 | Multimode english teaching interactive installation based on english teaching |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111761971A (en) | Multifunctional mechanized assembled teaching blackboard device | |
| CN209351126U (en) | A kind of finance and economic university fulfillment teaching panel | |
| CN210076934U (en) | Chinese teaching is with special religion table | |
| CN111497496A (en) | Chinese interactive teaching blackboard | |
| CN214955506U (en) | Foldable teaching tool is used in chinese teaching | |
| CN215913717U (en) | English listening practice device that can many people used | |
| CN211380070U (en) | Vertical platform | |
| CN210227386U (en) | Examination paper arrangement strorage device | |
| CN211454939U (en) | Diversified politics classroom show shelf | |
| CN209879887U (en) | English vocabulary contrast show explanation device | |
| CN112071164A (en) | Display device is used in teaching assistance | |
| CN214963530U (en) | Multifunctional desk convenient to adjust | |
| CN111761973A (en) | Interactive teaching blackboard device | |
| CN112874207A (en) | Teaching device is used in training of financial enterprise | |
| CN210748119U (en) | Multifunctional storage cabinet | |
| CN206781367U (en) | A kind of Accounting Course teaching aid | |
| CN211149780U (en) | Novel interactive teaching board | |
| CN215298577U (en) | English education teaching presentation device | |
| CN111761972A (en) | Teaching blackboard device for mechanical drawing | |
| CN213920444U (en) | Classroom interaction learning device applying preschool teaching | |
| CN216166030U (en) | Multi-functional tourism english teaching management device | |
| CN113436503B (en) | Portable combined teaching aid special for dramatic and movie performance | |
| CN215076427U (en) | Student desk convenient to conclude and arrange | |
| CN220904507U (en) | Auxiliary device for Chinese teaching | |
| CN219256888U (en) | Intelligent blackboard with automatic wiping function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201013 |
|
| WW01 | Invention patent application withdrawn after publication |