CN109872574B - Intelligent blackboard structure - Google Patents
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- CN109872574B CN109872574B CN201910151518.8A CN201910151518A CN109872574B CN 109872574 B CN109872574 B CN 109872574B CN 201910151518 A CN201910151518 A CN 201910151518A CN 109872574 B CN109872574 B CN 109872574B
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Abstract
The invention provides an intelligent blackboard structure applied to the technical field of teaching tools, wherein a left sliding groove (3) is arranged on the inner side surface of the left side of a blackboard frame (1) of the intelligent blackboard structure, a right sliding groove (4) is arranged on the inner side surface of the right side of the blackboard frame (1), a plurality of left pulleys (5) are arranged on the left side of a blackboard display (2), each left pulley (5) is installed on a left pulley bracket (6), a plurality of right pulleys (8) are arranged on the right side of the blackboard display (2), each right pulley (8) is installed on a right pulley bracket (9), and the blackboard display (2) is a pressure-sensitive electromagnetic plate. The manual work is not needed to clear the chalk writing, the labor intensity of the teacher is reduced, and the classroom teaching time is saved.
Description
Technical Field
The invention belongs to the technical field of teaching aids, and particularly relates to an intelligent blackboard structure.
Background
The blackboard is an important teaching aid in school teaching. In the prior art, many blackboards in schools are made of iron sheets, a teacher usually uses chalk to write on the blackboard, and a large amount of powder formed by the chalk can bring adverse effects to the health of the teacher and students; when a teacher writes the characters of a blackboard, wants to quickly and cleanly erase the blackboard, and sometimes needs to erase the contents of a fixed area on the blackboard, inconvenience is brought to the teacher who goes to class. An intelligent blackboard is available in the market, but the cost is generally higher, so that the intelligent blackboard cannot be popularized and applied.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides a simple structure, convenient to use can convenient and fast realize the removal of blackboard at the teaching in-process, no longer need write oneself simultaneously to can make the blackboard have automatic all clear away function and specific area clear away the function, no longer need the artifical chalk writing of knowing, practice thrift the intelligent blackboard structure of classroom teaching time.
To solve the technical problems, the invention adopts the technical scheme that:
the invention relates to an intelligent blackboard structure, which comprises a blackboard frame and a blackboard display, wherein the inner side surface of the left side of the blackboard frame is provided with a left sliding groove, the inner side surface of the right side of the blackboard frame is provided with a right sliding groove, the left side of the blackboard display is provided with a plurality of left pulleys, each left pulley is arranged on a left pulley bracket, a left elastic element is arranged between each left pulley bracket and the left side of the blackboard display, each left pulley is respectively clamped in the left sliding groove, the right side of the blackboard display is provided with a plurality of right pulleys, each right pulley is arranged on a right pulley bracket, a right elastic element is arranged between each right pulley bracket and the right side of the blackboard display, each right pulley is respectively clamped in the right sliding groove, the blackboard display is a pressure-sensitive electromagnetic plate, the blackboard display is provided with a plurality of rows of electromagnetic induction sensor assemblies, each row of electromagnetic induction sensor assemblies, the intelligent blackboard structure further comprises a handwriting pen capable of sending electromagnetic waves to each electromagnetic induction sensor, each electromagnetic induction sensor is connected with the control component respectively, and the control component is arranged on the blackboard frame.
The blackboard display of intelligence blackboard structure include blackboard display I and blackboard display II, the left slip recess of blackboard frame left side medial surface includes left slip recess I and left slip recess II, the right slip recess of blackboard frame right side medial surface includes right slip recess I and right slip recess II.
I left side of black-panel display set up a plurality of left pulleys I, every left pulley I is installed on a left pulley support I, set up left elastic element I between every left pulley support I and the black-panel display I, left pulley I clamps respectively in left slip recess I, I right side of black-panel display sets up a plurality of right pulleys I, every right pulley I is installed on right pulley support I, set up a right elastic element I between every right pulley support I and the I right side of black-panel display, every right pulley I clamps respectively in right slip recess I.
II left sides of blackboard display set up a plurality of left pulleys II, every left pulley II is installed on a left pulley support II, set up left elastic element II between every left pulley support II and the blackboard display II, left pulley II clamps respectively in left slip recess II, II right sides of blackboard display set up a plurality of right pulleys II, every right pulley II is installed on right pulley support II, set up a right elastic element II between every right pulley support II and the II right sides of blackboard display, every right pulley II clamps respectively in right slip recess II.
The nib position of handwriting pen set up nib pressure sensor, nib pressure sensor is connected with the control unit, handwriting pen when writing on the black panel display, nib pressure sensor sets up to the structure that can respond to the real-time numerical value of writing pressure, nib pressure sensor sets up to the structure that can give the real-time numerical value of writing pressure back to the control unit in real time.
When the pen point pressure sensor feeds back the real-time writing pressure value to the control part in real time, the control part is set to be in a structure capable of sending signals to the electromagnetic induction sensor at the writing part of the handwriting pen in real time, so that the electromagnetic induction sensor is controlled to display a thick and thin handwriting which is in direct proportion to the writing pressure of the handwriting pen on the black-panel display.
The control part of the intelligent blackboard structure is provided with a key clearing button, when a user presses the key clearing button, the key clearing button is set to be capable of feeding back signals to the control part, and therefore the control part controls all the handwriting displayed on the black-panel display I and the black-panel display II to be cleared.
The control unit of intelligence blackboard structure on set up local display and clear away button I, when the user pressed local display and clear away button I, local display clear away button I sets up to can be to control unit feedback signal to make the structure that the whole realization of the writing that shows was clear away on control unit control blackboard display I.
The control unit of intelligence blackboard structure on set up local display and clear away button II, when the user pressed local display and clear away button II, local display clear away button II sets up to can be to control unit feedback signal to make control unit control on the II structure that the handwriting that shows of blackboard display all realize clearing away.
The black board display of the intelligent blackboard structure is a digital electromagnetic board.
By adopting the technical scheme of the invention, the following beneficial effects can be obtained:
according to the intelligent blackboard structure, the blackboard is of an intelligent structure, the blackboard display is movably arranged on the blackboard frame and can move up and down, the tension is applied between the blackboard display and the blackboard frame under the action of the elastic element, so that the blackboard display can move up and down only when upward or downward force is applied on the blackboard display, otherwise, the blackboard display is in a fixed state, and a teacher can write on the blackboard conveniently. The black-panel display is a pressure-sensitive electromagnetic plate, and when a handwriting pen writes on the black-panel display, the pressure sensor at the part written on the black-panel display by the handwriting pen senses pressure, so that handwriting is displayed on the black-panel display. When the characters need to be cleared, the control component can feed back signals to the black-panel display by operating the control component, so that the characters on the black-panel display are cleared. Therefore, chalk writing is not needed any more during writing, and the handwriting is not needed to be erased manually through the blackboard eraser, so that the problem that the body health of a teacher is affected due to dust pollution is avoided, and the use convenience is improved. The intelligent blackboard structure can conveniently and quickly realize the movement of the blackboard in the teaching process, meanwhile, the blackboard does not need to write by oneself, the blackboard has the automatic all-clear function and the specific area clear function, chalk writing does not need to be cleared manually, the labor intensity of a teacher is reduced, and the classroom teaching time is saved.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
FIG. 1 is a schematic view of the structure of the intelligent blackboard according to the present invention;
FIG. 2 is a schematic sectional view of the surface A-A of the intelligent blackboard structure according to the present invention;
in the drawings, the reference numbers are respectively: 1. a blackboard frame; 2. a black panel display; 3. a left sliding groove; 4. a right sliding groove; 5. a left pulley; 6. a left pulley bracket; 7. a left elastic element; 8. a right pulley; 9. a right pulley bracket; 10. a right elastic member; 11. a control component; 12. a black panel display I; 13. a black panel display II; 14. a left sliding groove I; 15. a left sliding groove II; 16. a right sliding groove I; 17. a right sliding groove II; 18. a one-key clear button; 19. a local display clear button I; 20. and a local display clear button II.
Detailed Description
The following detailed description of the embodiments of the present invention, such as the shapes and structures of the components, the mutual positions and connection relations among the components, the functions and operation principles of the components, will be made by referring to the accompanying drawings and the description of the embodiments:
as shown in attached figures 1 and 2, the invention is an intelligent blackboard structure, which comprises a blackboard frame 1 and a blackboard display 2, wherein the inner side surface of the left side of the blackboard frame 1 is provided with a left sliding groove 3, the inner side surface of the right side of the blackboard frame 1 is provided with a right sliding groove 4, the left side of the blackboard display 2 is provided with a plurality of left pulleys 5, each left pulley 5 is arranged on a left pulley bracket 6, a left elastic element 7 is arranged between each left pulley bracket 6 and the left side of the blackboard display 2, each left pulley 5 is respectively clamped in the left sliding groove 3, the right side of the blackboard display 2 is provided with a plurality of right pulleys 8, each right pulley 8 is arranged on a right pulley bracket 9, a right elastic element 10 is arranged between each right pulley bracket 9 and the right side of the blackboard display 2, each right pulley 8 is respectively clamped in the right sliding groove 4, the blackboard display 2 is a pressure-sensitive electromagnetic plate, the blackboard display 2 is last to set up multirow electromagnetic induction sensor subassembly, every row of electromagnetic induction sensor subassembly includes a plurality of electromagnetic induction sensor, intelligent blackboard structure still including the handwriting pen that can send the electromagnetic wave for every electromagnetic induction sensor, every electromagnetic induction sensor is connected with control unit 11 respectively, control unit 11 sets up on blackboard frame 1. Above-mentioned structure, blackboard are intelligent structure, and 2 movable mounting of blackboard display can reciprocate on the blackboard frame, and elastic element's effect is applyed the tensile force between blackboard display and blackboard frame for only appling upwards or when decurrent power is on blackboard display, blackboard display just can reciprocate, otherwise can be in fixed state, and the teacher of being convenient for writes on the blackboard. The black-panel display is a pressure-sensitive electromagnetic plate, and when a handwriting pen writes on the black-panel display, the pressure sensor at the part written on the black-panel display by the handwriting pen senses pressure, so that handwriting is displayed on the black-panel display. When the characters need to be cleared, the control component can feed back signals to the black-panel display by operating the control component, so that the characters on the black-panel display are cleared. Therefore, chalk writing is not needed any more during writing, and the handwriting is not needed to be erased manually through the blackboard eraser, so that the problem that the body health of a teacher is affected due to dust pollution is avoided, and the use convenience is improved. The intelligent blackboard structure is simple in structure and convenient to use, can conveniently and quickly move in the teaching process, and meanwhile does not need to write by exciting a pen, so that the blackboard has the automatic all-clearing function and the clearing function of a specific area, chalk writing does not need to be cleared manually, the labor intensity of a teacher is reduced, and the classroom teaching time is saved. Compared with the traditional blackboard, the blackboard structure can avoid the influence of chalk powder on the body. Compared with an intelligent blackboard, the intelligent blackboard has no complex technology and high cost and has no fussy function problem; the above structure can effectively solve the problems existing in the prior art.
The nib position of handwriting pen set up nib pressure sensor, nib pressure sensor is connected with control unit 11, handwriting pen when writing on black panel display 2, nib pressure sensor sets up to the structure that can respond to the real-time numerical value of writing pressure, nib pressure sensor sets up to the structure that can give control unit 11 with the real-time numerical value feedback of writing pressure in real time. The black panel display of the pressure-sensitive electromagnetic panel adopts the electromagnetic induction technology. Electromagnetic waves are emitted by a handwriting pen, pressure sensors which are arranged regularly on a writing board sense pressure values, the pressure sensors calculate the position of the pen and then feed back signals to a control part, and the control part controls a moving cursor on a black-panel display to display handwriting on the black-panel display. Therefore, as long as the handwriting pen applies pressure to the corresponding position of the black-panel display, the corresponding position can display the handwriting of the moving cursor, so that the on-site teaching of a teacher is facilitated, and chalk is not needed any more.
When the pen point pressure sensor feeds back the real-time writing pressure value to the control part 11 in real time, the control part 11 is set to be in a structure capable of sending signals to the electromagnetic induction sensor at the writing part of the handwriting pen in real time, so that the electromagnetic induction sensor is controlled to display the thick and thin handwriting which is in direct proportion to the writing pressure of the handwriting pen on the black-panel display 2. The structure can convert pressure signals generated when the handwriting pen writes into handwriting of a moving cursor through the cooperation of the handwriting pen, the black-panel display, the control part and the pressure sensor, and is convenient for normal teaching.
A one-key clearing button 18 is arranged on a control part 11 of the intelligent blackboard structure, and when a user presses the one-key clearing button 18, the one-key clearing button 18 is arranged to be capable of feeding back signals to the control part 11, so that the control part 11 controls all the characters displayed on a black-panel display I12 and a black-panel display II 13 to be cleared. With the structure, after the one-key clearing button is pressed, the writing on the two black-panel displays can be simultaneously clear. The control unit 11 of intelligence blackboard structure on set up local display and clear away button I19, when the user pressed local display and clear away button I19, local display clear away button I19 sets up to can be to control unit 11 feedback signal to make control unit 11 control all realize the structure of cleaing away the writing that shows on the black panel display I12. The control part 11 of the intelligent blackboard structure is provided with a local display clearing button II 20, when a user presses the local display clearing button II 20, the local display clearing button II 20 is set to be capable of feeding back a signal to the control part 11, and therefore the control part 11 controls all the characters displayed on the blackboard display II 13 to achieve a clearing structure. By the structure, each local display is provided with the clear button, and the corresponding handwriting on the black-panel display can be automatically clear after being pressed down, so that the handwriting can be written again conveniently.
The black panel display 2 of the intelligent blackboard structure is a digital electromagnetic plate. As an alternative to the black panel display, the black panel display may be a digital electromagnetic panel.
According to the intelligent blackboard structure, the blackboard is of an intelligent structure, the blackboard display is movably arranged on the blackboard frame and can move up and down, the tension is applied between the blackboard display and the blackboard frame under the action of the elastic element, so that the blackboard display can move up and down only when upward or downward force is applied on the blackboard display, otherwise, the blackboard display is in a fixed state, and a teacher can write on the blackboard conveniently. The black-panel display is a pressure-sensitive electromagnetic plate, and when a handwriting pen writes on the black-panel display, the pressure sensor at the part written on the black-panel display by the handwriting pen senses pressure, so that handwriting is displayed on the black-panel display. When the characters need to be cleared, the control component can feed back signals to the black-panel display by operating the control component, so that the characters on the black-panel display are cleared. Therefore, chalk writing is not needed any more during writing, and the handwriting is not needed to be erased manually through the blackboard eraser, so that the problem that the body health of a teacher is affected due to dust pollution is avoided, and the use convenience is improved. The intelligent blackboard structure can conveniently and quickly realize the movement of the blackboard in the teaching process, meanwhile, the blackboard does not need to write by oneself, the blackboard has the automatic all-clear function and the specific area clear function, chalk writing does not need to be cleared manually, the labor intensity of a teacher is reduced, and the classroom teaching time is saved.
The present invention has been described in connection with the accompanying drawings, and it is to be understood that the invention is not limited to the specific embodiments disclosed, but is intended to cover various modifications, changes and equivalents of the embodiments of the invention, and its application to other applications without departing from the spirit and scope of the invention.
Claims (8)
1. An intelligence blackboard structure which characterized in that: the intelligent blackboard structure comprises a blackboard frame (1) and a blackboard display (2), wherein a left sliding groove (3) is formed in the inner side face of the left side of the blackboard frame (1), a right sliding groove (4) is formed in the inner side face of the right side of the blackboard frame (1), a plurality of left pulleys (5) are arranged on the left side of the blackboard display (2), each left pulley (5) is installed on a left pulley support (6), a left elastic element (7) is arranged between each left pulley support (6) and the left side of the blackboard display (2), each left pulley (5) is respectively clamped in the left sliding groove (3), a plurality of right pulleys (8) are arranged on the right side of the blackboard display (2), each right pulley (8) is installed on a right pulley support (9), a right elastic element (10) is arranged between each right pulley support (9) and the right side of the blackboard display (2), each right pulley (8) is clamped in the right sliding groove (4) respectively, the black-panel display (2) is a pressure-sensitive electromagnetic plate, a plurality of rows of electromagnetic induction sensor assemblies are arranged on the black-panel display (2), each row of electromagnetic induction sensor assemblies comprises a plurality of electromagnetic induction sensors, the intelligent blackboard structure further comprises a handwriting pen capable of sending electromagnetic waves to each electromagnetic induction sensor, each electromagnetic induction sensor is connected with the control part (11) respectively, and the control part (11) is arranged on the blackboard frame (1);
the black board display (2) of the intelligent blackboard structure comprises a black board display I (12) and a black board display II (13), a left sliding groove (3) on the inner side surface of the left side of a blackboard frame (1) comprises a left sliding groove I (14) and a left sliding groove II (15), and a right sliding groove (4) on the inner side surface of the right side of the blackboard frame (1) comprises a right sliding groove I (16) and a right sliding groove II (17);
black panel display I (12) left side set up a plurality of left pulleys I, every left pulley I is installed on a left pulley support I, set up left elastic element I between every left pulley support I and black panel display I (12), left side pulley I clamps respectively in left slip recess I (14), black panel display I (12) right side sets up a plurality of right pulleys I, every right pulley I is installed on right pulley support I, set up a right elastic element I between every right pulley support I and black panel display I (12) right side, every right pulley I clamps respectively in right slip recess I (16).
2. The intelligent blackboard structure according to claim 1, characterized in that: black-panel display II (13) left side set up a plurality of left pulley II, every left pulley II is installed on a left pulley support II, set up left elastic element II between every left pulley support II and black-panel display II (13), left pulley II clamps respectively in left slip recess II (15), black-panel display II (13) right side sets up a plurality of right pulley II, every right pulley II is installed on right pulley support II, set up a right elastic element II between every right pulley support II and black-panel display II (13) right side, every right pulley II clamps respectively in right slip recess II (17).
3. An intelligent blackboard structure according to claim 1 or 2, characterised in that: the nib position of handwriting pen set up nib pressure sensor, nib pressure sensor is connected with control unit (11), handwriting pen when writing on black panel display (2), nib pressure sensor sets up to the structure that can respond to the real-time numerical value of writing pressure, nib pressure sensor sets up to the structure that can give control unit (11) with writing pressure real-time numerical value feedback in real time.
4. An intelligent blackboard structure according to claim 3, characterised in that: when the pen point pressure sensor feeds back the real-time writing pressure value to the control part (11) in real time, the control part (11) is set to be of a structure capable of sending signals to the electromagnetic induction sensor at the writing part of the handwriting pen in real time, and therefore the electromagnetic induction sensor is controlled to display a thick and thin handwriting structure which is in direct proportion to the writing pressure of the handwriting pen on the black-panel display (2).
5. An intelligent blackboard structure according to claim 1 or 2, characterised in that: a key clearing button (18) is arranged on a control component (11) of the intelligent blackboard structure, and when a user presses the key clearing button (18), the key clearing button (18) is set to be capable of feeding back a signal to the control component (11), so that the control component (11) controls all handwriting displayed on a black-panel display I (12) and a black-panel display II (13) to be cleared.
6. An intelligent blackboard structure according to claim 1 or 2, characterised in that: the control unit (11) of intelligence blackboard structure on set up local display and clear away button I (19), when the user pressed local display and clear away button I (19), local display clear away button I (19) set up to be able to control unit (11) feedback signal to make control unit (11) control the whole structures of realizing clearing away of the handwriting that shows on black display I (12).
7. An intelligent blackboard structure according to claim 1 or 2, characterised in that: the control unit (11) of intelligence blackboard structure on set up local display and clear away button II (20), when the user pressed local display and clear away button II (20), local display clear away button II (20) set up to can be to control unit (11) feedback signal to make control unit (11) control the whole structures of realizing clearing away of the handwriting that shows on the black panel display II (13).
8. An intelligent blackboard structure according to claim 1 or 2, characterised in that: the black-board display (2) of the intelligent blackboard structure is a digital electromagnetic board.
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