CN113436473A - Education robot convenient to adult education uses - Google Patents
Education robot convenient to adult education uses Download PDFInfo
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- CN113436473A CN113436473A CN202110686535.9A CN202110686535A CN113436473A CN 113436473 A CN113436473 A CN 113436473A CN 202110686535 A CN202110686535 A CN 202110686535A CN 113436473 A CN113436473 A CN 113436473A
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- module
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
- G09B5/065—Combinations of audio and video presentations, e.g. videotapes, videodiscs, television systems
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The invention discloses an educational robot convenient for adult education, which comprises a control system and a robot driven by the control system, wherein an opening and closing mechanism is arranged in the robot, and a protection mechanism is arranged on the side wall of the robot; mechanism opens and shuts includes drive assembly and relative activity setting connecting rod on the drive assembly lateral wall, the one end that drive assembly was kept away from to the connecting rod is connected with the closing plate through the pivot, and the connecting rod can revolute the rotation of axes, protection mechanism is including admitting air the subassembly and set up the fixed box on the robot lateral wall relatively, the inside of fixed box is provided with air bag, fixed mounting has the blast pipe on air bag's the lateral wall, a display screen, a camera, image acquisition module, the module of grading, the cooperation of the module is corrected in the show can grade the examination paper of examinee and correct the show to the wrong problem, the student of being convenient for fully consolidates the knowledge, thereby can realize correcting the many-sided study of student, improve adult education's efficiency.
Description
Technical Field
The invention relates to the technical field of educational robots, in particular to an educational robot convenient for adult education.
Background
The robot is an intelligent machine capable of working semi-autonomously or fully autonomously, has basic characteristics of perception, decision, execution and the like, can assist or even replace human beings to finish dangerous, heavy and complex work, improves the working efficiency and quality, serves human life, and expands or extends the activity and capacity range of the human beings.
With the progress and development of society and science and technology, education gradually tends to become scientific and technology, and an educational robot is a typical representative. Educational robots are finished products, kits or parts of robots that are developed specifically to stimulate the learning interest of students and to develop the comprehensive abilities of students.
Traditional education robot because pedestrian's collision may take place to empty in the use, make the inside components and parts of robot receive the damage, reduce the life of robot, and the display screen of robot exposes in the outside air for a long time, thereby be infected with a large amount of dust and spot, need the manual work to clear up, consume manpower and time, traditional education robot only can play on the display at the in-process that carries out adult education simultaneously, and can't grade to student's examination paper and correct, consequently, need an education robot that is convenient for adult education to use.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an educational robot convenient for adult education.
In order to achieve the purpose, the invention adopts the following technical scheme:
an educational robot convenient for adult education comprises a control system and a robot driven by the control system, wherein an opening and closing mechanism is arranged inside the robot, and a protection mechanism is arranged on the side wall of the robot;
mechanism opens and shuts includes drive assembly and relative activity setting connecting rod on the drive assembly lateral wall, the one end that drive assembly was kept away from to the connecting rod is connected with the closing plate through the pivot, and the connecting rod can revolute the rotation of axes protection mechanism is including admitting air the subassembly and set up the fixed box on the robot lateral wall relatively, the inside of fixed box is provided with air bag, fixed mounting has the blast pipe on air bag's the lateral wall, air bag's one end and the subassembly fixed connection that admits air are kept away from to the blast pipe.
Preferably, the robot comprises a driving machine body, a display machine body is arranged on the side wall of the top end of the driving machine body, the fixing boxes are oppositely arranged on the side wall of the display machine body, a cabinet body is fixedly arranged inside the driving machine body, a plurality of placing cavities are arranged inside the cabinet body, a first electric telescopic rod is fixedly arranged on the side wall of the placing cavity, the tail end of an output shaft of the first electric telescopic rod is fixedly connected with a containing box, a plurality of positioning grooves matched with the placing cavities are formed in the side wall of the driving machine body, opening plates are hinged to the side wall of the positioning grooves, a fixing plate is fixedly connected inside the display machine body, the driving assembly comprises second electric telescopic rods oppositely arranged on the side wall of the fixing plate, and one ends, far away from the fixing plate, of the two second electric telescopic rods are fixedly connected with the connecting plate together, the fixed mounting that the connecting plate was kept away from on the lateral wall of second electric telescopic handle has the display screen, the drive organism has been seted up on being close to the lateral wall of display screen and has been watched the groove, it is equipped with the spread groove to watch relatively opening on the inside lateral wall in groove, the inside lateral wall and the closure plate swing joint of spread groove, the connecting rod is connected through the pivot with the lateral wall of connecting plate, and the connecting rod can revolute the rotation of axes.
Preferably, the subassembly that admits air includes the inlet box of fixed mounting on the fixed plate lateral wall, the inside activity of inlet box is provided with the piston board, fixedly connected with piston rod on the lateral wall that the fixed plate was kept away from to the piston board, the piston rod runs through to the outside of inlet box by the inside of inlet box, the piston rod is kept away from the one end of piston board and the lateral wall fixed connection of connecting plate, the one end that fixed box was kept away from to the blast pipe is fixedly connected with the lateral wall of inlet box.
Preferably, the inside of show organism is provided with central control box, the speaker is installed to the interior bottom of show organism, fixed mounting has the camera on the lateral wall that is close to the viewing groove of show organism, fixed mounting has control panel on the lateral wall of drive organism.
Preferably, the control system comprises an input module, a central control module, a written practice module, a subject selection module, a timing module, an image acquisition module, a scoring module and a display correction module, wherein the input module is arranged inside the control panel, the central control module is arranged inside the central control box, the written practice module is arranged inside the control panel, the subject selection module is arranged inside the control panel, the timing module is arranged inside the central control box, the image acquisition module is arranged inside the central control box, the scoring module is arranged inside the central control box, the display correction module is arranged inside the central control box, the input module can transmit signals input from the outside to the written practice module, and the written practice module transmits the signals to the subject selection module, the subject selection module transmits a signal to the central control module, the central control module identifies the signal and then drives the corresponding first electric telescopic rod to start working, the central control module transmits the signal to the timing module, the timing module transmits the signal to the camera, the camera shoots an image of a test paper, the camera transmits the shot image signal to the image acquisition module, the image acquisition module identifies the collected image, the image acquisition module transmits the identified image signal to the grading module, the grading module grades the test paper, the grading module transmits the information of the pattern to the display correction module, and the display correction module displays wrong information in the image through the display screen.
Preferably, a filter tank is arranged on the side wall of the display machine body close to the central control box, and a filter screen is arranged on the inner side wall of the filter tank.
Preferably, the piston plate is attached to the periphery of the inside of the air inlet box.
Preferably, the exhaust pipe penetrates from the inside of the fixing box to the inside of the display machine body, and a plurality of penetrating grooves are formed in the side wall of the fixing box.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention realizes the opening of the watching slot by starting the second electric telescopic rod which drives the connecting plate to move outwards, the connecting plate enables the closing plate to move outwards through the connecting rod in the outward movement process to drive the piston rod to move outwards, the piston rod drives the piston plate to move outwards to extrude the gas in the air inlet box, the compressed gas is discharged into the safety airbag through the exhaust pipe, the pressure in the safety airbag is gradually increased to further expand the safety airbag outwards, thereby avoiding the damage to components in the display machine body when the display machine body topples over due to the collision of pedestrians, realizing the protection function to the robot, and after the use is finished, the second electric telescopic rod drives the connecting plate to move towards the inside of the display machine body, the connecting plate enables the closing plate to move towards the middle part of the watching slot through the connecting rod in the movement process to realize the closing of the watching slot, avoid external dust spot to cause the pollution to the display screen in non-use, the piston rod can drive the piston board simultaneously and move towards the inside of inlet box, and then in drawing back the gas in the air bag to the inlet box, avoid air bag long-time inflation to reduce its life.
2. According to the invention, the subjects to be contacted can be selected through the matched use of the input module, the central control module, the written exercise module and the subject selection module, the central control module can start the first electric telescopic rod corresponding to the subjects to start working, the first electric telescopic rod drives the containing box to move outwards to push out the test paper, so that students can quickly exercise the subjects to be strengthened, and the matched use of the display screen, the camera, the image acquisition module, the grading module and the display correction module can grade the test paper of the examinees and correct and display wrong questions, so that the students can fully consolidate knowledge, thereby realizing the multi-aspect learning correction of the students and improving the efficiency of adult education.
Drawings
Fig. 1 is a schematic structural view of an educational robot for adult education in accordance with the present invention;
FIG. 2 is a side cross-sectional view of the present invention;
FIG. 3 is an enlarged view of portion A of the present invention;
FIG. 4 is a top view of the display housing of the present invention;
FIG. 5 is an enlarged view of portion B of the present invention;
fig. 6 is a block diagram of the system of the present invention.
In the figure: 1 driving machine body, 2 showing machine body, 3 placing cavity, 4 cabinet bodies, 5 containing boxes, 6 positioning grooves, 7 first electric telescopic rods, 8 control panels, 9 central control boxes, 10 fixing plates, 11 filtering tanks, 12 second electric telescopic rods, 13 connecting plates, 14 display screens, 15 cameras, 16 viewing tanks, 17 air inlet boxes, 18 piston plates, 19 piston rods, 20 exhaust pipes, 21 fixing boxes, 22 safety airbags, 23 through grooves, 24 closing plates, 25 connecting rods, 26 connecting grooves, 27 loudspeakers, 28 input modules, 29 central control modules, 30 written exercise modules, 31 opening plates, 32 subject selection modules, 33 timing modules, 34 image acquisition modules, 35 scoring modules and 36 showing correction modules.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 6, an educational robot convenient for adult education use includes a control system and a robot driven by the control system, an opening and closing mechanism is provided inside the robot, and a protection mechanism is provided on a side wall of the robot;
the opening and closing mechanism comprises a driving component and a connecting rod 25 which is movably arranged on the side wall of the driving component relatively, one end of the connecting rod 25 far away from the driving component is connected with a closing plate 24 through a rotating shaft, the connecting rod 25 can rotate around the rotating shaft, the protection mechanism comprises an air inlet component and a fixed box 21 which is oppositely arranged on the side wall of the robot, an air bag 22 is arranged inside the fixed box 21, an exhaust pipe 20 is fixedly arranged on the side wall of the air bag 22, one end of the exhaust pipe 20 far away from the air bag 22 is fixedly connected with the air inlet component, the robot comprises a driving machine body 1, a display machine body 2 is arranged on the side wall of the top end of the driving machine body 1, the fixed box 21 is oppositely arranged on the side wall of the display machine body 2, a filter tank 11 is arranged on the side wall of the display machine body 2 close to a central control box 9, a filter screen is arranged on the inner side wall of the filter tank 11, and therefore heat dissipation is convenient for a display screen 14 and the central control box, a cabinet body 4 is fixedly arranged in the driving machine body 1, a plurality of placing cavities 3 are arranged in the cabinet body 4, a first electric telescopic rod 7 is fixedly arranged on the inner side wall of each placing cavity 3, the tail end of an output shaft of the first electric telescopic rod 7 is fixedly connected with a containing box 5, a plurality of positioning grooves 6 matched with the placing cavities 3 are formed in the side wall of the driving machine body 1, an opening plate 31 is hinged on the inner side wall of each positioning groove 6, a fixing plate 10 is fixedly connected to the inside of the display machine body 2, a driving assembly comprises second electric telescopic rods 12 oppositely arranged on the side wall of the fixing plate 10, one ends of the two second electric telescopic rods 12 far away from the fixing plate 10 are fixedly connected with a connecting plate 13 together, a display screen 14 is fixedly arranged on the side wall of the connecting plate 13 far away from the second electric telescopic rods 12, a viewing groove 16 is formed in the side wall of the driving machine body 1 close to the display screen 14, and a connecting groove 26 is relatively formed in the inner side wall of the viewing groove 16, the inner side wall of the connecting groove 26 is movably connected with the closing plate 24, the connecting rod 25 is connected with the side wall of the connecting plate 13 through a rotating shaft, the connecting rod 25 can rotate around the rotating shaft, the exhaust pipe 20 penetrates from the inside of the fixing box 21 to the inside of the display machine body 2, the side wall of the fixing box 21 is provided with a plurality of penetrating grooves 23, and the expanded air bag 22 can be extruded out of the penetrating grooves 23, so that the device can be protected and buffered, the device is prevented from being damaged, and the service life of the device is prolonged;
the air inlet assembly comprises an air inlet box 17 fixedly mounted on the side wall of the fixed plate 10, a piston plate 18 is movably arranged in the air inlet box 17, the piston plate 18 is tightly attached to the periphery of the inside of the air inlet box 17, a piston rod 19 is fixedly connected to the side wall, far away from the fixed plate 10, of the piston plate 18, the piston plate 18 slides in the air inlet box 17, the piston rod 19 penetrates through the inside of the air inlet box 17 to the outside of the air inlet box 17, one end, far away from the piston plate 18, of the piston rod 19 is fixedly connected with the side wall of the connecting plate 13, one end, far away from the fixed box 21, of the exhaust pipe 20 is fixedly connected with the side wall of the air inlet box 17, a central control box 9 is arranged in the display machine body 2, a loudspeaker 27 is mounted at the inner bottom of the display machine body 2, a camera 15 is fixedly mounted on the side wall, near the viewing groove 16, of the display machine body 2, and a control panel 8 is fixedly mounted on the side wall of the drive machine body 1;
the control system comprises an input module 28, a central control module 29, a written exercise module 30, an item selection module 32, a timing module 33, an image acquisition module 34, a scoring module 35 and a display correction module 36, wherein the input module 28 is arranged in the control panel 8, the central control module 29 is arranged in the central control box 9, the written exercise module 30 is arranged in the control panel 8, the item selection module 32 is arranged in the control panel 8, the timing module 33 is arranged in the central control box 9, the image acquisition module 34 is arranged in the central control box 9, the scoring module 35 is arranged in the central control box 9, the display correction module 36 is arranged in the central control box 9, the input module 28 can transmit signals input from the outside to the written exercise module 30, the written exercise module 30 can transmit the signals to the item selection module 32, the subject selection module 32 transmits the signal to the central control module 29, the central control module 29 recognizes the signal, the drive of the drive corresponds to the first electric telescopic rod 7 to start working, the central control module 29 transmits the signal to the timing module 33, the timing module 33 transmits the signal to the camera 15, the camera 15 shoots an image of a test paper, the camera 15 transmits the shot image signal to the image acquisition module 34, the image acquisition module 34 recognizes the acquired image, the image acquisition module 34 transmits the recognized image signal to the scoring module 35, the scoring module 35 scores the test paper, the scoring module 35 transmits the information of the pattern to the display correction module 36, and the display correction module 36 displays the wrong information in the image through the display screen 14.
In the invention, when in use, the educational robot is moved to a designated position, at this time, a subject to be trained is input through the control panel 8, the control panel 8 transmits a signal to the input module 28, the written practice module 30 and the subject selection module 32 are used for selecting the subject, the subject selection module 32 transmits the signal to the central control module 29, the central control module 29 drives the corresponding first electric telescopic rod 7 to start working, the first electric telescopic rod 7 pushes the containing box 5 to move outwards to take out subject test paper, an examinee takes out the test paper from the containing box 5, at this time, the central control module 29 enables the timing module 33 to start working, at this time, the timing module 33 enables the camera 15 to start working, the camera 15 shoots the test paper of the examinee, the shot image signal is transmitted to the image acquisition module 34, the image acquisition module 34 transmits the image signal after analysis and acquisition to the grading module 35, the scoring module 35 scores the test paper of the examinee, the scoring module 35 transmits the picture signal of the error part to the display correction module 36, and the display correction module 36 transmits the questions and answers of the error part to the display screen 14 for display, so that the examinee can correct the questions by himself/herself;
when the display screen is used for displaying and correcting the error, the central control module 29 drives the second electric telescopic rod 12 to start working, the second electric telescopic rod 12 enables the connecting plate 13 to move outwards, the connecting plate 13 enables the closing plate 24 to move outwards through the connecting rod 25 in the process of moving outwards to open the viewing slot 16, and the piston rod 19 is pulled to move outwards in the moving process of the connecting plate 13, the piston rod 19 drives the piston plate 18 to move outwards to extrude the gas in the air inlet box 17, the compressed gas is discharged into the safety air bag 22 through the exhaust pipe 20, the pressure in the safety air bag 22 is gradually increased, the safety airbag 22 is further expanded outwards, so that the damage to components inside the display machine body 2 caused by the falling of the display machine body 2 due to the collision of pedestrians is avoided, and the protection function of the robot is realized;
and after finishing using, the second electric telescopic rod 12 drives the connecting plate 13 to move towards the inside of the display machine body 2, the connecting plate 13 enables the closing plate 24 to move towards the middle part of the watching groove 16 through the connecting rod 25 in the moving process to realize the closing of the watching groove 16, so that the pollution of external dust and stains to the display screen 14 in the non-use process is avoided, meanwhile, the piston rod 19 can drive the piston plate 18 to move towards the inside of the air inlet box 17, further, the air in the safety airbag 22 is pumped back to the air inlet box 17, and the long-time expansion of the safety airbag 22 is avoided, so that the service life of the safety airbag is prolonged.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. An educational robot convenient for adult education is characterized by comprising a control system and a robot driven by the control system, wherein an opening and closing mechanism is arranged inside the robot, and a protection mechanism is arranged on the side wall of the robot;
mechanism opens and shuts includes drive assembly and relative activity setting connecting rod (25) on the drive assembly lateral wall, the one end that drive assembly was kept away from in connecting rod (25) is connected with closing plate (24) through the pivot, and connecting rod (25) can revolute the rotation of axes, protection mechanism is including admitting air the subassembly and set up fixed box (21) on the robot lateral wall relatively, the inside of fixed box (21) is provided with air bag (22), fixed mounting has blast pipe (20) on the lateral wall of air bag (22), blast pipe (20) are kept away from the one end of air bag (22) and are admitted air subassembly fixed connection.
2. The educational robot convenient for adult education use according to claim 1, wherein the robot comprises a driving machine body (1), a display machine body (2) is arranged on the top side wall of the driving machine body (1), the fixing boxes (21) are oppositely arranged on the side wall of the display machine body (2), a cabinet body (4) is fixedly arranged inside the driving machine body (1), a plurality of placing cavities (3) are arranged inside the cabinet body (4), a first electric telescopic rod (7) is fixedly arranged on the inner side wall of the placing cavity (3), a containing box (5) is fixedly connected to the tail end of the output shaft of the first electric telescopic rod (7), a plurality of positioning grooves (6) matched with the placing cavities (3) are formed on the side wall of the driving machine body (1), and an opening plate (31) is hinged to the inner side wall of the positioning grooves (6), show inside fixedly connected with fixed plate (10) of organism (2), drive assembly is including relative second electric telescopic handle (12) that sets up on fixed plate (10) lateral wall, two the common fixedly connected with connecting plate (13) of one end that fixed plate (10) were kept away from in second electric telescopic handle (12), fixed mounting on the lateral wall of second electric telescopic handle (12) is kept away from in connecting plate (13) has display screen (14), drive organism (1) has been seted up on being close to the lateral wall of display screen (14) and has been watched groove (16), it is equipped with spread groove (26) to open relatively on the inside lateral wall of watching groove (16), the inside lateral wall and closing plate (24) swing joint of spread groove (26), connecting rod (25) are connected through the pivot with the lateral wall of connecting plate (13), and connecting rod (25) can revolute the pivot rotation.
3. The educational robot convenient for adult education use according to claim 2, wherein the air intake assembly comprises an air intake box (17) fixedly mounted on the side wall of the fixing plate (10), the air intake box (17) is movably provided with a piston plate (18), the piston plate (18) is fixedly connected with a piston rod (19) on the side wall far away from the fixing plate (10), the piston rod (19) penetrates through the air intake box (17) from the inside of the air intake box (17) to the outside of the air intake box (17), one end of the piston rod (19) far away from the piston plate (18) is fixedly connected with the side wall of the connecting plate (13), and one end of the exhaust pipe (20) far away from the fixing box (21) is fixedly connected with the side wall of the air intake box (17).
4. The educational robot convenient for adult education use according to claim 3, wherein the inside of the display body (2) is provided with a central control box (9), the inner bottom of the display body (2) is provided with a speaker (27), the side wall of the display body (2) close to the viewing slot (16) is fixedly provided with a camera (15), and the side wall of the driving body (1) is fixedly provided with a control panel (8).
5. The educational robot for adult education according to claim 4, wherein the control system comprises an input module (28), a central control module (29), a written exercise module (30), a subject selection module (32), a timing module (33), an image acquisition module (34), a scoring module (35), a display correction module (36), the input module (28) is provided inside the control panel (8), the central control module (29) is provided inside the central control box (9), the written exercise module (30) is provided inside the control panel (8), the subject selection module (32) is provided inside the control panel (8), the timing module (33) is provided inside the central control box (9), the image acquisition module (34) is provided inside the central control box (9), the scoring module (35) is arranged inside the central control box (9), the display correction module (36) is arranged inside the central control box (9), the input module (28) can transmit signals input from the outside into the written exercise module (30), the written exercise module (30) transmits signals into the subject selection module (32), the subject selection module (32) transmits signals into the central control module (29), the central control module (29) identifies the signals and drives the corresponding first electric telescopic rod (7) to start working, the central control module (29) transmits signals into the timing module (33), the timing module (33) transmits the signals into the camera (15), the camera (15) shoots images of test paper, and the camera (15) transmits shot image signals into the image acquisition module (34), the image acquisition module (34) is discerned the picture of gathering, image acquisition module (34) will be discerned the image signal after can transmit in grading module (35), grading module (35) is graded the paper, grading module (35) is again with the information transfer of pattern to show correction module (36) in, show correction module (36) will pass through wrong information in the picture show display screen (14).
6. The educational robot for adult education convenient use according to claim 5, wherein the side wall of the display body (2) near the central control box (9) is provided with a filter tank (11), and the inner side wall of the filter tank (11) is provided with a filter screen.
7. An educational robot for adult educational use, according to claim 6, wherein the piston plate (18) is attached to the inside circumference of the air intake box (17).
8. The educational robot for adult education use according to claim 7, wherein the exhaust duct (20) penetrates from the inside of the fixing box (21) to the inside of the display body (2), and a plurality of penetrating grooves (23) are formed on the side wall of the fixing box (21).
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| CN202110686535.9A CN113436473B (en) | 2021-06-21 | 2021-06-21 | Education robot convenient to adult education uses |
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| CN202110686535.9A CN113436473B (en) | 2021-06-21 | 2021-06-21 | Education robot convenient to adult education uses |
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| CN113889005A (en) * | 2021-10-09 | 2022-01-04 | 徐州工业职业技术学院 | Chinese traditional culture show experience device |
| CN114768406A (en) * | 2022-04-01 | 2022-07-22 | 上海蕙黔化工科技有限公司 | Carrier steam treatment device based on catalyst production by impregnation method |
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| CN111145613A (en) * | 2019-12-28 | 2020-05-12 | 丁洁 | A multi-functional teaching pole for teaching |
| CN213024993U (en) * | 2020-09-15 | 2021-04-20 | 刘润泽 | Physical teaching demonstration test bed |
| CN112581831A (en) * | 2020-12-18 | 2021-03-30 | 黄淑梅 | Portable tourism english translation device |
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| CN113889005A (en) * | 2021-10-09 | 2022-01-04 | 徐州工业职业技术学院 | Chinese traditional culture show experience device |
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